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- /* ssl.c
- *
- * Copyright (C) 2006-2021 wolfSSL Inc.
- *
- * This file is part of wolfSSL.
- *
- * wolfSSL is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * wolfSSL is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
- */
- #ifdef HAVE_CONFIG_H
- #include <config.h>
- #endif
- #include <wolfssl/wolfcrypt/settings.h>
- #if defined(OPENSSL_EXTRA) && !defined(_WIN32)
- /* turn on GNU extensions for XVASPRINTF with wolfSSL_BIO_printf */
- #undef _GNU_SOURCE
- #define _GNU_SOURCE
- #endif
- #if !defined(WOLFCRYPT_ONLY) || defined(OPENSSL_EXTRA) || \
- defined(OPENSSL_EXTRA_X509_SMALL)
- #include <wolfssl/internal.h>
- #include <wolfssl/error-ssl.h>
- #include <wolfssl/wolfcrypt/coding.h>
- #include <wolfssl/wolfcrypt/kdf.h>
- #ifdef NO_INLINE
- #include <wolfssl/wolfcrypt/misc.h>
- #else
- #define WOLFSSL_MISC_INCLUDED
- #include <wolfcrypt/src/misc.c>
- #endif
- #ifdef HAVE_ERRNO_H
- #include <errno.h>
- #endif
- #if !defined(WOLFSSL_ALLOW_NO_SUITES) && !defined(WOLFCRYPT_ONLY)
- #if defined(NO_DH) && !defined(HAVE_ECC) && !defined(WOLFSSL_STATIC_RSA) \
- && !defined(WOLFSSL_STATIC_DH) && !defined(WOLFSSL_STATIC_PSK) \
- && !defined(HAVE_CURVE25519) && !defined(HAVE_CURVE448)
- #error "No cipher suites defined because DH disabled, ECC disabled, and no static suites defined. Please see top of README"
- #endif
- #ifdef WOLFSSL_CERT_GEN
- /* need access to Cert struct for creating certificate */
- #include <wolfssl/wolfcrypt/asn_public.h>
- #endif
- #endif
- #if !defined(WOLFCRYPT_ONLY) && (defined(OPENSSL_EXTRA) \
- || defined(OPENSSL_EXTRA_X509_SMALL) \
- || defined(HAVE_WEBSERVER) || defined(WOLFSSL_KEY_GEN))
- #include <wolfssl/openssl/evp.h>
- /* openssl headers end, wolfssl internal headers next */
- #endif
- #include <wolfssl/wolfcrypt/wc_encrypt.h>
- #ifndef NO_RSA
- #include <wolfssl/wolfcrypt/rsa.h>
- #endif
- #ifdef OPENSSL_EXTRA
- /* openssl headers begin */
- #include <wolfssl/openssl/aes.h>
- #ifndef WOLFCRYPT_ONLY
- #include <wolfssl/openssl/hmac.h>
- #include <wolfssl/openssl/cmac.h>
- #endif
- #include <wolfssl/openssl/crypto.h>
- #include <wolfssl/openssl/des.h>
- #include <wolfssl/openssl/bn.h>
- #include <wolfssl/openssl/buffer.h>
- #include <wolfssl/openssl/dh.h>
- #include <wolfssl/openssl/rsa.h>
- #ifndef WOLFCRYPT_ONLY
- #include <wolfssl/openssl/pem.h>
- #endif
- #include <wolfssl/openssl/ec.h>
- #include <wolfssl/openssl/ec25519.h>
- #include <wolfssl/openssl/ed25519.h>
- #include <wolfssl/openssl/ec448.h>
- #include <wolfssl/openssl/ed448.h>
- #include <wolfssl/openssl/ecdsa.h>
- #include <wolfssl/openssl/ecdh.h>
- #include <wolfssl/openssl/err.h>
- #include <wolfssl/openssl/opensslv.h>
- #include <wolfssl/openssl/rc4.h>
- #include <wolfssl/openssl/stack.h>
- #include <wolfssl/openssl/x509_vfy.h>
- /* openssl headers end, wolfssl internal headers next */
- #include <wolfssl/wolfcrypt/hmac.h>
- #include <wolfssl/wolfcrypt/random.h>
- #include <wolfssl/wolfcrypt/des3.h>
- #include <wolfssl/wolfcrypt/ecc.h>
- #include <wolfssl/wolfcrypt/md4.h>
- #include <wolfssl/wolfcrypt/md5.h>
- #include <wolfssl/wolfcrypt/arc4.h>
- #include <wolfssl/wolfcrypt/idea.h>
- #include <wolfssl/wolfcrypt/curve25519.h>
- #include <wolfssl/wolfcrypt/ed25519.h>
- #include <wolfssl/wolfcrypt/curve448.h>
- #if defined(OPENSSL_ALL) || defined(HAVE_STUNNEL)
- #ifdef HAVE_OCSP
- #include <wolfssl/openssl/ocsp.h>
- #endif
- #include <wolfssl/openssl/lhash.h>
- #include <wolfssl/openssl/txt_db.h>
- #endif /* WITH_STUNNEL */
- #if defined(WOLFSSL_SHA512) || defined(WOLFSSL_SHA384)
- #include <wolfssl/wolfcrypt/sha512.h>
- #endif
- #if defined(WOLFCRYPT_HAVE_SRP) && !defined(NO_SHA256) \
- && !defined(WC_NO_RNG)
- #include <wolfssl/wolfcrypt/srp.h>
- #endif
- #if defined(HAVE_FIPS) || defined(HAVE_SELFTEST)
- #include <wolfssl/wolfcrypt/pkcs7.h>
- #endif
- #if defined(OPENSSL_ALL) && defined(HAVE_PKCS7)
- #include <wolfssl/openssl/pkcs7.h>
- #endif /* OPENSSL_ALL && HAVE_PKCS7 */
- #endif
- #if defined(OPENSSL_EXTRA) || defined(OPENSSL_EXTRA_X509_SMALL)
- #include <wolfssl/openssl/x509v3.h>
- int SetIndividualInternal(WOLFSSL_BIGNUM* bn, mp_int* mpi);
- int SetIndividualExternal(WOLFSSL_BIGNUM** bn, mp_int* mpi);
- #endif
- #if defined(WOLFSSL_QT)
- #include <wolfssl/wolfcrypt/sha.h>
- #endif
- #ifdef NO_ASN
- #include <wolfssl/wolfcrypt/dh.h>
- #endif
- #endif /* !WOLFCRYPT_ONLY || OPENSSL_EXTRA */
- /*
- * OPENSSL_COMPATIBLE_DEFAULTS:
- * Enable default behaviour that is compatible with OpenSSL. For example
- * SSL_CTX by default doesn't verify the loaded certs. Enabling this
- * should make porting to new projects easier.
- * WOLFSSL_CHECK_ALERT_ON_ERR:
- * Check for alerts during the handshake in the event of an error.
- */
- #define WOLFSSL_EVP_INCLUDED
- #include "wolfcrypt/src/evp.c"
- #ifndef WOLFCRYPT_ONLY
- #ifdef OPENSSL_EXTRA
- /* Global pointer to constant BN on */
- static WOLFSSL_BIGNUM* bn_one = NULL;
- /* WOLFSSL_NO_OPENSSL_RAND_CB: Allows way to reduce code size for
- * OPENSSL_EXTRA where RAND callbacks are not used */
- #ifndef WOLFSSL_NO_OPENSSL_RAND_CB
- static const WOLFSSL_RAND_METHOD* gRandMethods = NULL;
- static int gRandMethodsInit = 0;
- static wolfSSL_Mutex gRandMethodMutex;
- #endif /* !WOLFSSL_NO_OPENSSL_RAND_CB */
- #endif /* OPENSSL_EXTRA */
- #if defined(OPENSSL_EXTRA) && defined(HAVE_ECC)
- const WOLF_EC_NIST_NAME kNistCurves[] = {
- {XSTR_SIZEOF("P-192"), "P-192", NID_X9_62_prime192v1},
- {XSTR_SIZEOF("P-256"), "P-256", NID_X9_62_prime256v1},
- {XSTR_SIZEOF("P-112"), "P-112", NID_secp112r1},
- {XSTR_SIZEOF("P-112-2"), "P-112-2", NID_secp112r2},
- {XSTR_SIZEOF("P-128"), "P-128", NID_secp128r1},
- {XSTR_SIZEOF("P-128-2"), "P-128-2", NID_secp128r2},
- {XSTR_SIZEOF("P-160"), "P-160", NID_secp160r1},
- {XSTR_SIZEOF("P-160-2"), "P-160-2", NID_secp160r2},
- {XSTR_SIZEOF("P-224"), "P-224", NID_secp224r1},
- {XSTR_SIZEOF("P-384"), "P-384", NID_secp384r1},
- {XSTR_SIZEOF("P-521"), "P-521", NID_secp521r1},
- {XSTR_SIZEOF("K-160"), "K-160", NID_secp160k1},
- {XSTR_SIZEOF("K-192"), "K-192", NID_secp192k1},
- {XSTR_SIZEOF("K-224"), "K-224", NID_secp224k1},
- {XSTR_SIZEOF("K-256"), "K-256", NID_secp256k1},
- {XSTR_SIZEOF("B-160"), "B-160", NID_brainpoolP160r1},
- {XSTR_SIZEOF("B-192"), "B-192", NID_brainpoolP192r1},
- {XSTR_SIZEOF("B-224"), "B-224", NID_brainpoolP224r1},
- {XSTR_SIZEOF("B-256"), "B-256", NID_brainpoolP256r1},
- {XSTR_SIZEOF("B-320"), "B-320", NID_brainpoolP320r1},
- {XSTR_SIZEOF("B-384"), "B-384", NID_brainpoolP384r1},
- {XSTR_SIZEOF("B-512"), "B-512", NID_brainpoolP512r1},
- #ifdef HAVE_LIBOQS
- {XSTR_SIZEOF("KYBER_LEVEL1"), "KYBER_LEVEL1", WOLFSSL_KYBER_LEVEL1},
- {XSTR_SIZEOF("KYBER_LEVEL3"), "KYBER_LEVEL3", WOLFSSL_KYBER_LEVEL3},
- {XSTR_SIZEOF("KYBER_LEVEL5"), "KYBER_LEVEL5", WOLFSSL_KYBER_LEVEL5},
- {XSTR_SIZEOF("NTRU_HPS_LEVEL1"), "NTRU_HPS_LEVEL1", WOLFSSL_NTRU_HPS_LEVEL1},
- {XSTR_SIZEOF("NTRU_HPS_LEVEL3"), "NTRU_HPS_LEVEL3", WOLFSSL_NTRU_HPS_LEVEL3},
- {XSTR_SIZEOF("NTRU_HPS_LEVEL5"), "NTRU_HPS_LEVEL5", WOLFSSL_NTRU_HPS_LEVEL5},
- {XSTR_SIZEOF("NTRU_HRSS_LEVEL3"), "NTRU_HRSS_LEVEL3", WOLFSSL_NTRU_HRSS_LEVEL3},
- {XSTR_SIZEOF("SABER_LEVEL1"), "SABER_LEVEL1", WOLFSSL_SABER_LEVEL1},
- {XSTR_SIZEOF("SABER_LEVEL3"), "SABER_LEVEL3", WOLFSSL_SABER_LEVEL3},
- {XSTR_SIZEOF("SABER_LEVEL5"), "SABER_LEVEL5", WOLFSSL_SABER_LEVEL5},
- {XSTR_SIZEOF("KYBER_90S_LEVEL1"), "KYBER_90S_LEVEL1", WOLFSSL_KYBER_90S_LEVEL1},
- {XSTR_SIZEOF("KYBER_90S_LEVEL3"), "KYBER_90S_LEVEL3", WOLFSSL_KYBER_90S_LEVEL3},
- {XSTR_SIZEOF("KYBER_90S_LEVEL5"), "KYBER_90S_LEVEL5", WOLFSSL_KYBER_90S_LEVEL5},
- {XSTR_SIZEOF("P256_NTRU_HPS_LEVEL1"), "P256_NTRU_HPS_LEVEL1", WOLFSSL_P256_NTRU_HPS_LEVEL1},
- {XSTR_SIZEOF("P384_NTRU_HPS_LEVEL3"), "P384_NTRU_HPS_LEVEL3", WOLFSSL_P384_NTRU_HPS_LEVEL3},
- {XSTR_SIZEOF("P521_NTRU_HPS_LEVEL5"), "P521_NTRU_HPS_LEVEL5", WOLFSSL_P521_NTRU_HPS_LEVEL5},
- {XSTR_SIZEOF("P384_NTRU_HRSS_LEVEL3"), "P384_NTRU_HRSS_LEVEL3", WOLFSSL_P384_NTRU_HRSS_LEVEL3},
- {XSTR_SIZEOF("P256_SABER_LEVEL1"), "P256_SABER_LEVEL1", WOLFSSL_P256_SABER_LEVEL1},
- {XSTR_SIZEOF("P384_SABER_LEVEL3"), "P384_SABER_LEVEL3", WOLFSSL_P384_SABER_LEVEL3},
- {XSTR_SIZEOF("P521_SABER_LEVEL5"), "P521_SABER_LEVEL5", WOLFSSL_P521_SABER_LEVEL5},
- {XSTR_SIZEOF("P256_KYBER_LEVEL1"), "P256_KYBER_LEVEL1", WOLFSSL_P256_KYBER_LEVEL1},
- {XSTR_SIZEOF("P384_KYBER_LEVEL3"), "P384_KYBER_LEVEL3", WOLFSSL_P384_KYBER_LEVEL3},
- {XSTR_SIZEOF("P521_KYBER_LEVEL5"), "P521_KYBER_LEVEL5", WOLFSSL_P521_KYBER_LEVEL5},
- {XSTR_SIZEOF("P256_KYBER_90S_LEVEL1"), "P256_KYBER_90S_LEVEL1", WOLFSSL_P256_KYBER_90S_LEVEL1},
- {XSTR_SIZEOF("P384_KYBER_90S_LEVEL3"), "P384_KYBER_90S_LEVEL3", WOLFSSL_P384_KYBER_90S_LEVEL3},
- {XSTR_SIZEOF("P521_KYBER_90S_LEVEL5"), "P521_KYBER_90S_LEVEL5", WOLFSSL_P521_KYBER_90S_LEVEL5},
- #endif
- {0, NULL, 0},
- };
- #endif
- #if defined(WOLFSSL_RENESAS_TSIP_TLS)
- /* for root ca verification */
- int tsip_tls_RootCertVerify(const byte *cert, word32 cert_len,
- word32 key_n_start, word32 key_n_len,
- word32 key_e_start, word32 key_e_len,
- word32 cm_row);
- byte tsip_rootCAverified( );
- #endif
- #ifdef WOLFSSL_SESSION_EXPORT
- /* Used to import a serialized TLS session.
- * WARNING: buf contains sensitive information about the state and is best to be
- * encrypted before storing if stored.
- *
- * @param ssl WOLFSSL structure to import the session into
- * @param buf serialized session
- * @param sz size of buffer 'buf'
- * @return the number of bytes read from buffer 'buf'
- */
- int wolfSSL_tls_import(WOLFSSL* ssl, const unsigned char* buf, unsigned int sz)
- {
- if (ssl == NULL || buf == NULL) {
- return BAD_FUNC_ARG;
- }
- return wolfSSL_session_import_internal(ssl, buf, sz, WOLFSSL_EXPORT_TLS);
- }
- /* Used to export a serialized TLS session.
- * WARNING: buf contains sensitive information about the state and is best to be
- * encrypted before storing if stored.
- *
- * @param ssl WOLFSSL structure to export the session from
- * @param buf output of serialized session
- * @param sz size in bytes set in 'buf'
- * @return the number of bytes written into buffer 'buf'
- */
- int wolfSSL_tls_export(WOLFSSL* ssl, unsigned char* buf, unsigned int* sz)
- {
- if (ssl == NULL || sz == NULL) {
- return BAD_FUNC_ARG;
- }
- return wolfSSL_session_export_internal(ssl, buf, sz, WOLFSSL_EXPORT_TLS);
- }
- #ifdef WOLFSSL_DTLS
- int wolfSSL_dtls_import(WOLFSSL* ssl, const unsigned char* buf, unsigned int sz)
- {
- WOLFSSL_ENTER("wolfSSL_session_import");
- if (ssl == NULL || buf == NULL) {
- return BAD_FUNC_ARG;
- }
- /* sanity checks on buffer and protocol are done in internal function */
- return wolfSSL_session_import_internal(ssl, buf, sz, WOLFSSL_EXPORT_DTLS);
- }
- /* Sets the function to call for serializing the session. This function is
- * called right after the handshake is completed. */
- int wolfSSL_CTX_dtls_set_export(WOLFSSL_CTX* ctx, wc_dtls_export func)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_dtls_set_export");
- /* purposefully allow func to be NULL */
- if (ctx == NULL) {
- return BAD_FUNC_ARG;
- }
- ctx->dtls_export = func;
- return WOLFSSL_SUCCESS;
- }
- /* Sets the function in WOLFSSL struct to call for serializing the session. This
- * function is called right after the handshake is completed. */
- int wolfSSL_dtls_set_export(WOLFSSL* ssl, wc_dtls_export func)
- {
- WOLFSSL_ENTER("wolfSSL_dtls_set_export");
- /* purposefully allow func to be NULL */
- if (ssl == NULL) {
- return BAD_FUNC_ARG;
- }
- ssl->dtls_export = func;
- return WOLFSSL_SUCCESS;
- }
- /* This function allows for directly serializing a session rather than using
- * callbacks. It has less overhead by removing a temporary buffer and gives
- * control over when the session gets serialized. When using callbacks the
- * session is always serialized immediately after the handshake is finished.
- *
- * buf is the argument to contain the serialized session
- * sz is the size of the buffer passed in
- * ssl is the WOLFSSL struct to serialize
- * returns the size of serialized session on success, 0 on no action, and
- * negative value on error */
- int wolfSSL_dtls_export(WOLFSSL* ssl, unsigned char* buf, unsigned int* sz)
- {
- WOLFSSL_ENTER("wolfSSL_dtls_export");
- if (ssl == NULL || sz == NULL) {
- return BAD_FUNC_ARG;
- }
- if (buf == NULL) {
- *sz = MAX_EXPORT_BUFFER;
- return 0;
- }
- /* if not DTLS do nothing */
- if (!ssl->options.dtls) {
- WOLFSSL_MSG("Currently only DTLS export is supported");
- return 0;
- }
- /* copy over keys, options, and dtls state struct */
- return wolfSSL_session_export_internal(ssl, buf, sz, WOLFSSL_EXPORT_DTLS);
- }
- /* This function is similar to wolfSSL_dtls_export but only exports the portion
- * of the WOLFSSL structure related to the state of the connection, i.e. peer
- * sequence number, epoch, AEAD state etc.
- *
- * buf is the argument to contain the serialized state, if null then set "sz" to
- * buffer size required
- * sz is the size of the buffer passed in
- * ssl is the WOLFSSL struct to serialize
- * returns the size of serialized session on success, 0 on no action, and
- * negative value on error */
- int wolfSSL_dtls_export_state_only(WOLFSSL* ssl, unsigned char* buf,
- unsigned int* sz)
- {
- WOLFSSL_ENTER("wolfSSL_dtls_export_state_only");
- if (ssl == NULL || sz == NULL) {
- return BAD_FUNC_ARG;
- }
- if (buf == NULL) {
- *sz = MAX_EXPORT_STATE_BUFFER;
- return 0;
- }
- /* if not DTLS do nothing */
- if (!ssl->options.dtls) {
- WOLFSSL_MSG("Currently only DTLS export state is supported");
- return 0;
- }
- /* copy over keys, options, and dtls state struct */
- return wolfSSL_dtls_export_state_internal(ssl, buf, *sz);
- }
- /* returns 0 on success */
- int wolfSSL_send_session(WOLFSSL* ssl)
- {
- int ret;
- byte* buf;
- word32 bufSz = MAX_EXPORT_BUFFER;
- WOLFSSL_ENTER("wolfSSL_send_session");
- if (ssl == NULL) {
- return BAD_FUNC_ARG;
- }
- buf = (byte*)XMALLOC(bufSz, ssl->heap, DYNAMIC_TYPE_TMP_BUFFER);
- if (buf == NULL) {
- return MEMORY_E;
- }
- /* if not DTLS do nothing */
- if (!ssl->options.dtls) {
- XFREE(buf, ssl->heap, DYNAMIC_TYPE_TMP_BUFFER);
- WOLFSSL_MSG("Currently only DTLS export is supported");
- return 0;
- }
- /* copy over keys, options, and dtls state struct */
- ret = wolfSSL_session_export_internal(ssl, buf, &bufSz, WOLFSSL_EXPORT_DTLS);
- if (ret < 0) {
- XFREE(buf, ssl->heap, DYNAMIC_TYPE_TMP_BUFFER);
- return ret;
- }
- /* if no error ret has size of buffer */
- ret = ssl->dtls_export(ssl, buf, ret, NULL);
- if (ret != WOLFSSL_SUCCESS) {
- XFREE(buf, ssl->heap, DYNAMIC_TYPE_TMP_BUFFER);
- return ret;
- }
- XFREE(buf, ssl->heap, DYNAMIC_TYPE_TMP_BUFFER);
- return 0;
- }
- #endif /* WOLFSSL_DTLS */
- #endif /* WOLFSSL_SESSION_EXPORT */
- /* prevent multiple mutex initializations */
- static volatile WOLFSSL_GLOBAL int initRefCount = 0;
- static WOLFSSL_GLOBAL wolfSSL_Mutex count_mutex; /* init ref count mutex */
- /* Create a new WOLFSSL_CTX struct and return the pointer to created struct.
- WOLFSSL_METHOD pointer passed in is given to ctx to manage.
- This function frees the passed in WOLFSSL_METHOD struct on failure and on
- success is freed when ctx is freed.
- */
- WOLFSSL_CTX* wolfSSL_CTX_new_ex(WOLFSSL_METHOD* method, void* heap)
- {
- WOLFSSL_CTX* ctx = NULL;
- WOLFSSL_ENTER("wolfSSL_CTX_new_ex");
- if (initRefCount == 0) {
- /* user no longer forced to call Init themselves */
- int ret = wolfSSL_Init();
- if (ret != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("wolfSSL_Init failed");
- WOLFSSL_LEAVE("WOLFSSL_CTX_new", 0);
- if (method != NULL) {
- XFREE(method, heap, DYNAMIC_TYPE_METHOD);
- }
- return NULL;
- }
- }
- if (method == NULL)
- return ctx;
- ctx = (WOLFSSL_CTX*)XMALLOC(sizeof(WOLFSSL_CTX), heap, DYNAMIC_TYPE_CTX);
- if (ctx) {
- int ret;
- ret = InitSSL_Ctx(ctx, method, heap);
- #ifdef WOLFSSL_STATIC_MEMORY
- if (heap != NULL) {
- ctx->onHeapHint = 1; /* free the memory back to heap when done */
- }
- #endif
- if (ret < 0) {
- WOLFSSL_MSG("Init CTX failed");
- wolfSSL_CTX_free(ctx);
- ctx = NULL;
- }
- #if defined(OPENSSL_EXTRA) && defined(WOLFCRYPT_HAVE_SRP) \
- && !defined(NO_SHA256) && !defined(WC_NO_RNG)
- else {
- ctx->srp = (Srp*)XMALLOC(sizeof(Srp), heap, DYNAMIC_TYPE_SRP);
- if (ctx->srp == NULL){
- WOLFSSL_MSG("Init CTX failed");
- wolfSSL_CTX_free(ctx);
- return NULL;
- }
- XMEMSET(ctx->srp, 0, sizeof(Srp));
- }
- #endif
- }
- else {
- WOLFSSL_MSG("Alloc CTX failed, method freed");
- XFREE(method, heap, DYNAMIC_TYPE_METHOD);
- }
- #ifdef OPENSSL_COMPATIBLE_DEFAULTS
- if (ctx) {
- wolfSSL_CTX_set_verify(ctx, SSL_VERIFY_NONE, NULL);
- if (wolfSSL_CTX_set_min_proto_version(ctx,
- SSL3_VERSION) != WOLFSSL_SUCCESS ||
- #ifdef HAVE_ANON
- wolfSSL_CTX_allow_anon_cipher(ctx) != WOLFSSL_SUCCESS ||
- #endif
- wolfSSL_CTX_set_group_messages(ctx) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Setting OpenSSL CTX defaults failed");
- wolfSSL_CTX_free(ctx);
- ctx = NULL;
- }
- }
- #endif
- WOLFSSL_LEAVE("WOLFSSL_CTX_new", 0);
- return ctx;
- }
- WOLFSSL_ABI
- WOLFSSL_CTX* wolfSSL_CTX_new(WOLFSSL_METHOD* method)
- {
- #ifdef WOLFSSL_HEAP_TEST
- /* if testing the heap hint then set top level CTX to have test value */
- return wolfSSL_CTX_new_ex(method, (void*)WOLFSSL_HEAP_TEST);
- #else
- return wolfSSL_CTX_new_ex(method, NULL);
- #endif
- }
- #ifdef OPENSSL_EXTRA
- /* increases CTX reference count to track proper time to "free" */
- int wolfSSL_CTX_up_ref(WOLFSSL_CTX* ctx)
- {
- int refCount = SSL_CTX_RefCount(ctx, 1);
- return ((refCount > 1) ? WOLFSSL_SUCCESS : WOLFSSL_FAILURE);
- }
- #endif
- WOLFSSL_ABI
- void wolfSSL_CTX_free(WOLFSSL_CTX* ctx)
- {
- WOLFSSL_ENTER("SSL_CTX_free");
- if (ctx) {
- #if defined(OPENSSL_EXTRA) && defined(WOLFCRYPT_HAVE_SRP) \
- && !defined(NO_SHA256) && !defined(WC_NO_RNG)
- if (ctx->srp != NULL) {
- if (ctx->srp_password != NULL){
- XFREE(ctx->srp_password, ctx->heap, DYNAMIC_TYPE_SRP);
- ctx->srp_password = NULL;
- }
- wc_SrpTerm(ctx->srp);
- XFREE(ctx->srp, ctx->heap, DYNAMIC_TYPE_SRP);
- ctx->srp = NULL;
- }
- #endif
- FreeSSL_Ctx(ctx);
- }
- WOLFSSL_LEAVE("SSL_CTX_free", 0);
- }
- #ifdef HAVE_ENCRYPT_THEN_MAC
- /**
- * Sets whether Encrypt-Then-MAC extension can be negotiated against context.
- * The default value: enabled.
- *
- * ctx SSL/TLS context.
- * set Whether to allow or not: 1 is allow and 0 is disallow.
- * returns WOLFSSL_SUCCESS
- */
- int wolfSSL_CTX_AllowEncryptThenMac(WOLFSSL_CTX *ctx, int set)
- {
- ctx->disallowEncThenMac = !set;
- return WOLFSSL_SUCCESS;
- }
- /**
- * Sets whether Encrypt-Then-MAC extension can be negotiated against context.
- * The default value comes from context.
- *
- * ctx SSL/TLS context.
- * set Whether to allow or not: 1 is allow and 0 is disallow.
- * returns WOLFSSL_SUCCESS
- */
- int wolfSSL_AllowEncryptThenMac(WOLFSSL *ssl, int set)
- {
- ssl->options.disallowEncThenMac = !set;
- return WOLFSSL_SUCCESS;
- }
- #endif
- #ifdef SINGLE_THREADED
- /* no locking in single threaded mode, allow a CTX level rng to be shared with
- * WOLFSSL objects, WOLFSSL_SUCCESS on ok */
- int wolfSSL_CTX_new_rng(WOLFSSL_CTX* ctx)
- {
- WC_RNG* rng;
- int ret;
- if (ctx == NULL) {
- return BAD_FUNC_ARG;
- }
- rng = (WC_RNG*)XMALLOC(sizeof(WC_RNG), ctx->heap, DYNAMIC_TYPE_RNG);
- if (rng == NULL) {
- return MEMORY_E;
- }
- #ifndef HAVE_FIPS
- ret = wc_InitRng_ex(rng, ctx->heap, ctx->devId);
- #else
- ret = wc_InitRng(rng);
- #endif
- if (ret != 0) {
- XFREE(rng, ctx->heap, DYNAMIC_TYPE_RNG);
- return ret;
- }
- ctx->rng = rng;
- return WOLFSSL_SUCCESS;
- }
- #endif
- WOLFSSL_ABI
- WOLFSSL* wolfSSL_new(WOLFSSL_CTX* ctx)
- {
- WOLFSSL* ssl = NULL;
- int ret = 0;
- WOLFSSL_ENTER("SSL_new");
- if (ctx == NULL)
- return ssl;
- ssl = (WOLFSSL*) XMALLOC(sizeof(WOLFSSL), ctx->heap, DYNAMIC_TYPE_SSL);
- if (ssl)
- if ( (ret = InitSSL(ssl, ctx, 0)) < 0) {
- FreeSSL(ssl, ctx->heap);
- ssl = 0;
- }
- WOLFSSL_LEAVE("SSL_new", ret);
- (void)ret;
- return ssl;
- }
- WOLFSSL_ABI
- void wolfSSL_free(WOLFSSL* ssl)
- {
- WOLFSSL_ENTER("SSL_free");
- if (ssl)
- FreeSSL(ssl, ssl->ctx->heap);
- WOLFSSL_LEAVE("SSL_free", 0);
- }
- int wolfSSL_is_server(WOLFSSL* ssl)
- {
- if (ssl == NULL)
- return BAD_FUNC_ARG;
- return ssl->options.side == WOLFSSL_SERVER_END;
- }
- #ifdef HAVE_WRITE_DUP
- /*
- * Release resources around WriteDup object
- *
- * ssl WOLFSSL object
- *
- * no return, destruction so make best attempt
- */
- void FreeWriteDup(WOLFSSL* ssl)
- {
- int doFree = 0;
- WOLFSSL_ENTER("FreeWriteDup");
- if (ssl->dupWrite) {
- if (wc_LockMutex(&ssl->dupWrite->dupMutex) == 0) {
- ssl->dupWrite->dupCount--;
- if (ssl->dupWrite->dupCount == 0) {
- doFree = 1;
- } else {
- WOLFSSL_MSG("WriteDup count not zero, no full free");
- }
- wc_UnLockMutex(&ssl->dupWrite->dupMutex);
- }
- }
- if (doFree) {
- WOLFSSL_MSG("Doing WriteDup full free, count to zero");
- wc_FreeMutex(&ssl->dupWrite->dupMutex);
- XFREE(ssl->dupWrite, ssl->heap, DYNAMIC_TYPE_WRITEDUP);
- }
- }
- /*
- * duplicate existing ssl members into dup needed for writing
- *
- * dup write only WOLFSSL
- * ssl existing WOLFSSL
- *
- * 0 on success
- */
- static int DupSSL(WOLFSSL* dup, WOLFSSL* ssl)
- {
- /* shared dupWrite setup */
- ssl->dupWrite = (WriteDup*)XMALLOC(sizeof(WriteDup), ssl->heap,
- DYNAMIC_TYPE_WRITEDUP);
- if (ssl->dupWrite == NULL) {
- return MEMORY_E;
- }
- XMEMSET(ssl->dupWrite, 0, sizeof(WriteDup));
- if (wc_InitMutex(&ssl->dupWrite->dupMutex) != 0) {
- XFREE(ssl->dupWrite, ssl->heap, DYNAMIC_TYPE_WRITEDUP);
- ssl->dupWrite = NULL;
- return BAD_MUTEX_E;
- }
- ssl->dupWrite->dupCount = 2; /* both sides have a count to start */
- dup->dupWrite = ssl->dupWrite; /* each side uses */
- /* copy write parts over to dup writer */
- XMEMCPY(&dup->specs, &ssl->specs, sizeof(CipherSpecs));
- XMEMCPY(&dup->options, &ssl->options, sizeof(Options));
- XMEMCPY(&dup->keys, &ssl->keys, sizeof(Keys));
- XMEMCPY(&dup->encrypt, &ssl->encrypt, sizeof(Ciphers));
- /* dup side now owns encrypt/write ciphers */
- XMEMSET(&ssl->encrypt, 0, sizeof(Ciphers));
- dup->IOCB_WriteCtx = ssl->IOCB_WriteCtx;
- dup->CBIOSend = ssl->CBIOSend;
- #ifdef OPENSSL_EXTRA
- dup->cbioFlag = ssl->cbioFlag;
- #endif
- dup->wfd = ssl->wfd;
- dup->wflags = ssl->wflags;
- #ifndef WOLFSSL_AEAD_ONLY
- dup->hmac = ssl->hmac;
- #endif
- #ifdef HAVE_TRUNCATED_HMAC
- dup->truncated_hmac = ssl->truncated_hmac;
- #endif
- /* unique side dup setup */
- dup->dupSide = WRITE_DUP_SIDE;
- ssl->dupSide = READ_DUP_SIDE;
- return 0;
- }
- /*
- * duplicate a WOLFSSL object post handshake for writing only
- * turn existing object into read only. Allows concurrent access from two
- * different threads.
- *
- * ssl existing WOLFSSL object
- *
- * return dup'd WOLFSSL object on success
- */
- WOLFSSL* wolfSSL_write_dup(WOLFSSL* ssl)
- {
- WOLFSSL* dup = NULL;
- int ret = 0;
- (void)ret;
- WOLFSSL_ENTER("wolfSSL_write_dup");
- if (ssl == NULL) {
- return ssl;
- }
- if (ssl->options.handShakeDone == 0) {
- WOLFSSL_MSG("wolfSSL_write_dup called before handshake complete");
- return NULL;
- }
- if (ssl->dupWrite) {
- WOLFSSL_MSG("wolfSSL_write_dup already called once");
- return NULL;
- }
- dup = (WOLFSSL*) XMALLOC(sizeof(WOLFSSL), ssl->ctx->heap, DYNAMIC_TYPE_SSL);
- if (dup) {
- if ( (ret = InitSSL(dup, ssl->ctx, 1)) < 0) {
- FreeSSL(dup, ssl->ctx->heap);
- dup = NULL;
- } else if ( (ret = DupSSL(dup, ssl)) < 0) {
- FreeSSL(dup, ssl->ctx->heap);
- dup = NULL;
- }
- }
- WOLFSSL_LEAVE("wolfSSL_write_dup", ret);
- return dup;
- }
- /*
- * Notify write dup side of fatal error or close notify
- *
- * ssl WOLFSSL object
- * err Notify err
- *
- * 0 on success
- */
- int NotifyWriteSide(WOLFSSL* ssl, int err)
- {
- int ret;
- WOLFSSL_ENTER("NotifyWriteSide");
- ret = wc_LockMutex(&ssl->dupWrite->dupMutex);
- if (ret == 0) {
- ssl->dupWrite->dupErr = err;
- ret = wc_UnLockMutex(&ssl->dupWrite->dupMutex);
- }
- return ret;
- }
- #endif /* HAVE_WRITE_DUP */
- #ifdef HAVE_POLY1305
- /* set if to use old poly 1 for yes 0 to use new poly */
- int wolfSSL_use_old_poly(WOLFSSL* ssl, int value)
- {
- (void)ssl;
- (void)value;
- #ifndef WOLFSSL_NO_TLS12
- WOLFSSL_ENTER("SSL_use_old_poly");
- WOLFSSL_MSG("Warning SSL connection auto detects old/new and this function"
- "is depreciated");
- ssl->options.oldPoly = (word16)value;
- WOLFSSL_LEAVE("SSL_use_old_poly", 0);
- #endif
- return 0;
- }
- #endif
- WOLFSSL_ABI
- int wolfSSL_set_fd(WOLFSSL* ssl, int fd)
- {
- int ret;
- WOLFSSL_ENTER("SSL_set_fd");
- if (ssl == NULL) {
- return BAD_FUNC_ARG;
- }
- ret = wolfSSL_set_read_fd(ssl, fd);
- if (ret == WOLFSSL_SUCCESS) {
- ret = wolfSSL_set_write_fd(ssl, fd);
- }
- return ret;
- }
- int wolfSSL_set_read_fd(WOLFSSL* ssl, int fd)
- {
- WOLFSSL_ENTER("SSL_set_read_fd");
- if (ssl == NULL) {
- return BAD_FUNC_ARG;
- }
- ssl->rfd = fd; /* not used directly to allow IO callbacks */
- ssl->IOCB_ReadCtx = &ssl->rfd;
- #ifdef WOLFSSL_DTLS
- if (ssl->options.dtls) {
- ssl->IOCB_ReadCtx = &ssl->buffers.dtlsCtx;
- ssl->buffers.dtlsCtx.rfd = fd;
- }
- #endif
- WOLFSSL_LEAVE("SSL_set_read_fd", WOLFSSL_SUCCESS);
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_set_write_fd(WOLFSSL* ssl, int fd)
- {
- WOLFSSL_ENTER("SSL_set_write_fd");
- if (ssl == NULL) {
- return BAD_FUNC_ARG;
- }
- ssl->wfd = fd; /* not used directly to allow IO callbacks */
- ssl->IOCB_WriteCtx = &ssl->wfd;
- #ifdef WOLFSSL_DTLS
- if (ssl->options.dtls) {
- ssl->IOCB_WriteCtx = &ssl->buffers.dtlsCtx;
- ssl->buffers.dtlsCtx.wfd = fd;
- }
- #endif
- WOLFSSL_LEAVE("SSL_set_write_fd", WOLFSSL_SUCCESS);
- return WOLFSSL_SUCCESS;
- }
- /**
- * Get the name of cipher at priority level passed in.
- */
- char* wolfSSL_get_cipher_list(int priority)
- {
- const CipherSuiteInfo* ciphers = GetCipherNames();
- if (priority >= GetCipherNamesSize() || priority < 0) {
- return 0;
- }
- return (char*)ciphers[priority].name;
- }
- /**
- * Get the name of cipher at priority level passed in.
- */
- char* wolfSSL_get_cipher_list_ex(WOLFSSL* ssl, int priority)
- {
- if (ssl == NULL) {
- return NULL;
- }
- else {
- const char* cipher;
- if ((cipher = wolfSSL_get_cipher_name_internal(ssl)) != NULL) {
- if (priority == 0) {
- return (char*)cipher;
- }
- else {
- return NULL;
- }
- }
- else {
- return wolfSSL_get_cipher_list(priority);
- }
- }
- }
- int wolfSSL_get_ciphers(char* buf, int len)
- {
- const CipherSuiteInfo* ciphers = GetCipherNames();
- int ciphersSz = GetCipherNamesSize();
- int i;
- int cipherNameSz;
- if (buf == NULL || len <= 0)
- return BAD_FUNC_ARG;
- /* Add each member to the buffer delimited by a : */
- for (i = 0; i < ciphersSz; i++) {
- cipherNameSz = (int)XSTRLEN(ciphers[i].name);
- if (cipherNameSz + 1 < len) {
- XSTRNCPY(buf, ciphers[i].name, len);
- buf += cipherNameSz;
- if (i < ciphersSz - 1)
- *buf++ = ':';
- *buf = 0;
- len -= cipherNameSz + 1;
- }
- else
- return BUFFER_E;
- }
- return WOLFSSL_SUCCESS;
- }
- #ifndef NO_ERROR_STRINGS
- /* places a list of all supported cipher suites in TLS_* format into "buf"
- * return WOLFSSL_SUCCESS on success */
- int wolfSSL_get_ciphers_iana(char* buf, int len)
- {
- const CipherSuiteInfo* ciphers = GetCipherNames();
- int ciphersSz = GetCipherNamesSize();
- int i;
- int cipherNameSz;
- if (buf == NULL || len <= 0)
- return BAD_FUNC_ARG;
- /* Add each member to the buffer delimited by a : */
- for (i = 0; i < ciphersSz; i++) {
- #ifndef NO_CIPHER_SUITE_ALIASES
- if (ciphers[i].flags & WOLFSSL_CIPHER_SUITE_FLAG_NAMEALIAS)
- continue;
- #endif
- cipherNameSz = (int)XSTRLEN(ciphers[i].name_iana);
- if (cipherNameSz + 1 < len) {
- XSTRNCPY(buf, ciphers[i].name_iana, len);
- buf += cipherNameSz;
- if (i < ciphersSz - 1)
- *buf++ = ':';
- *buf = 0;
- len -= cipherNameSz + 1;
- }
- else
- return BUFFER_E;
- }
- return WOLFSSL_SUCCESS;
- }
- #endif /* NO_ERROR_STRINGS */
- const char* wolfSSL_get_shared_ciphers(WOLFSSL* ssl, char* buf, int len)
- {
- const char* cipher;
- if (ssl == NULL)
- return NULL;
- cipher = wolfSSL_get_cipher_name_iana(ssl);
- len = min(len, (int)(XSTRLEN(cipher) + 1));
- XMEMCPY(buf, cipher, len);
- return buf;
- }
- int wolfSSL_get_fd(const WOLFSSL* ssl)
- {
- int fd = -1;
- WOLFSSL_ENTER("SSL_get_fd");
- if (ssl) {
- fd = ssl->rfd;
- }
- WOLFSSL_LEAVE("SSL_get_fd", fd);
- return fd;
- }
- int wolfSSL_dtls(WOLFSSL* ssl)
- {
- int dtlsOpt = 0;
- if (ssl)
- dtlsOpt = ssl->options.dtls;
- return dtlsOpt;
- }
- #if !defined(NO_CERTS)
- /* Set whether mutual authentication is required for connections.
- * Server side only.
- *
- * ctx The SSL/TLS CTX object.
- * req 1 to indicate required and 0 when not.
- * returns BAD_FUNC_ARG when ctx is NULL, SIDE_ERROR when not a server and
- * 0 on success.
- */
- int wolfSSL_CTX_mutual_auth(WOLFSSL_CTX* ctx, int req)
- {
- if (ctx == NULL)
- return BAD_FUNC_ARG;
- if (ctx->method->side == WOLFSSL_CLIENT_END)
- return SIDE_ERROR;
- ctx->mutualAuth = (byte)req;
- return 0;
- }
- /* Set whether mutual authentication is required for the connection.
- * Server side only.
- *
- * ssl The SSL/TLS object.
- * req 1 to indicate required and 0 when not.
- * returns BAD_FUNC_ARG when ssl is NULL, or not using TLS v1.3,
- * SIDE_ERROR when not a client and 0 on success.
- */
- int wolfSSL_mutual_auth(WOLFSSL* ssl, int req)
- {
- if (ssl == NULL)
- return BAD_FUNC_ARG;
- if (ssl->options.side == WOLFSSL_SERVER_END)
- return SIDE_ERROR;
- ssl->options.mutualAuth = (word16)req;
- return 0;
- }
- #endif /* NO_CERTS */
- #ifdef WOLFSSL_WOLFSENTRY_HOOKS
- int wolfSSL_CTX_set_AcceptFilter(
- WOLFSSL_CTX *ctx,
- NetworkFilterCallback_t AcceptFilter,
- void *AcceptFilter_arg)
- {
- if (ctx == NULL)
- return BAD_FUNC_ARG;
- ctx->AcceptFilter = AcceptFilter;
- ctx->AcceptFilter_arg = AcceptFilter_arg;
- return 0;
- }
- int wolfSSL_set_AcceptFilter(
- WOLFSSL *ssl,
- NetworkFilterCallback_t AcceptFilter,
- void *AcceptFilter_arg)
- {
- if (ssl == NULL)
- return BAD_FUNC_ARG;
- ssl->AcceptFilter = AcceptFilter;
- ssl->AcceptFilter_arg = AcceptFilter_arg;
- return 0;
- }
- int wolfSSL_CTX_set_ConnectFilter(
- WOLFSSL_CTX *ctx,
- NetworkFilterCallback_t ConnectFilter,
- void *ConnectFilter_arg)
- {
- if (ctx == NULL)
- return BAD_FUNC_ARG;
- ctx->ConnectFilter = ConnectFilter;
- ctx->ConnectFilter_arg = ConnectFilter_arg;
- return 0;
- }
- int wolfSSL_set_ConnectFilter(
- WOLFSSL *ssl,
- NetworkFilterCallback_t ConnectFilter,
- void *ConnectFilter_arg)
- {
- if (ssl == NULL)
- return BAD_FUNC_ARG;
- ssl->ConnectFilter = ConnectFilter;
- ssl->ConnectFilter_arg = ConnectFilter_arg;
- return 0;
- }
- #endif /* WOLFSSL_WOLFSENTRY_HOOKS */
- #ifndef WOLFSSL_LEANPSK
- int wolfSSL_dtls_set_peer(WOLFSSL* ssl, void* peer, unsigned int peerSz)
- {
- #ifdef WOLFSSL_DTLS
- void* sa;
- if (ssl == NULL)
- return WOLFSSL_FAILURE;
- sa = (void*)XMALLOC(peerSz, ssl->heap, DYNAMIC_TYPE_SOCKADDR);
- if (sa != NULL) {
- if (ssl->buffers.dtlsCtx.peer.sa != NULL) {
- XFREE(ssl->buffers.dtlsCtx.peer.sa,ssl->heap,DYNAMIC_TYPE_SOCKADDR);
- ssl->buffers.dtlsCtx.peer.sa = NULL;
- }
- XMEMCPY(sa, peer, peerSz);
- ssl->buffers.dtlsCtx.peer.sa = sa;
- ssl->buffers.dtlsCtx.peer.sz = peerSz;
- return WOLFSSL_SUCCESS;
- }
- return WOLFSSL_FAILURE;
- #else
- (void)ssl;
- (void)peer;
- (void)peerSz;
- return WOLFSSL_NOT_IMPLEMENTED;
- #endif
- }
- int wolfSSL_dtls_get_peer(WOLFSSL* ssl, void* peer, unsigned int* peerSz)
- {
- #ifdef WOLFSSL_DTLS
- if (ssl == NULL) {
- return WOLFSSL_FAILURE;
- }
- if (peer != NULL && peerSz != NULL
- && *peerSz >= ssl->buffers.dtlsCtx.peer.sz
- && ssl->buffers.dtlsCtx.peer.sa != NULL) {
- *peerSz = ssl->buffers.dtlsCtx.peer.sz;
- XMEMCPY(peer, ssl->buffers.dtlsCtx.peer.sa, *peerSz);
- return WOLFSSL_SUCCESS;
- }
- return WOLFSSL_FAILURE;
- #else
- (void)ssl;
- (void)peer;
- (void)peerSz;
- return WOLFSSL_NOT_IMPLEMENTED;
- #endif
- }
- #if defined(WOLFSSL_SCTP) && defined(WOLFSSL_DTLS)
- int wolfSSL_CTX_dtls_set_sctp(WOLFSSL_CTX* ctx)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_dtls_set_sctp()");
- if (ctx == NULL)
- return BAD_FUNC_ARG;
- ctx->dtlsSctp = 1;
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_dtls_set_sctp(WOLFSSL* ssl)
- {
- WOLFSSL_ENTER("wolfSSL_dtls_set_sctp()");
- if (ssl == NULL)
- return BAD_FUNC_ARG;
- ssl->options.dtlsSctp = 1;
- return WOLFSSL_SUCCESS;
- }
- #endif /* WOLFSSL_DTLS && WOLFSSL_SCTP */
- #if (defined(WOLFSSL_SCTP) || defined(WOLFSSL_DTLS_MTU)) && \
- defined(WOLFSSL_DTLS)
- int wolfSSL_CTX_dtls_set_mtu(WOLFSSL_CTX* ctx, word16 newMtu)
- {
- if (ctx == NULL || newMtu > MAX_RECORD_SIZE)
- return BAD_FUNC_ARG;
- ctx->dtlsMtuSz = newMtu;
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_dtls_set_mtu(WOLFSSL* ssl, word16 newMtu)
- {
- if (ssl == NULL)
- return BAD_FUNC_ARG;
- if (newMtu > MAX_RECORD_SIZE) {
- ssl->error = BAD_FUNC_ARG;
- return WOLFSSL_FAILURE;
- }
- ssl->dtlsMtuSz = newMtu;
- return WOLFSSL_SUCCESS;
- }
- #endif /* WOLFSSL_DTLS && (WOLFSSL_SCTP || WOLFSSL_DTLS_MTU) */
- #ifdef WOLFSSL_DTLS_DROP_STATS
- int wolfSSL_dtls_get_drop_stats(WOLFSSL* ssl,
- word32* macDropCount, word32* replayDropCount)
- {
- int ret;
- WOLFSSL_ENTER("wolfSSL_dtls_get_drop_stats()");
- if (ssl == NULL)
- ret = BAD_FUNC_ARG;
- else {
- ret = WOLFSSL_SUCCESS;
- if (macDropCount != NULL)
- *macDropCount = ssl->macDropCount;
- if (replayDropCount != NULL)
- *replayDropCount = ssl->replayDropCount;
- }
- WOLFSSL_LEAVE("wolfSSL_dtls_get_drop_stats()", ret);
- return ret;
- }
- #endif /* WOLFSSL_DTLS_DROP_STATS */
- #if defined(WOLFSSL_MULTICAST)
- int wolfSSL_CTX_mcast_set_member_id(WOLFSSL_CTX* ctx, word16 id)
- {
- int ret = 0;
- WOLFSSL_ENTER("wolfSSL_CTX_mcast_set_member_id()");
- if (ctx == NULL || id > 255)
- ret = BAD_FUNC_ARG;
- if (ret == 0) {
- ctx->haveEMS = 0;
- ctx->haveMcast = 1;
- ctx->mcastID = (byte)id;
- #ifndef WOLFSSL_USER_IO
- ctx->CBIORecv = EmbedReceiveFromMcast;
- #endif /* WOLFSSL_USER_IO */
- ret = WOLFSSL_SUCCESS;
- }
- WOLFSSL_LEAVE("wolfSSL_CTX_mcast_set_member_id()", ret);
- return ret;
- }
- int wolfSSL_mcast_get_max_peers(void)
- {
- return WOLFSSL_MULTICAST_PEERS;
- }
- #ifdef WOLFSSL_DTLS
- static WC_INLINE word32 UpdateHighwaterMark(word32 cur, word32 first,
- word32 second, word32 high)
- {
- word32 newCur = 0;
- if (cur < first)
- newCur = first;
- else if (cur < second)
- newCur = second;
- else if (cur < high)
- newCur = high;
- return newCur;
- }
- #endif /* WOLFSSL_DTLS */
- int wolfSSL_set_secret(WOLFSSL* ssl, word16 epoch,
- const byte* preMasterSecret, word32 preMasterSz,
- const byte* clientRandom, const byte* serverRandom,
- const byte* suite)
- {
- int ret = 0;
- WOLFSSL_ENTER("wolfSSL_set_secret()");
- if (ssl == NULL || preMasterSecret == NULL ||
- preMasterSz == 0 || preMasterSz > ENCRYPT_LEN ||
- clientRandom == NULL || serverRandom == NULL || suite == NULL) {
- ret = BAD_FUNC_ARG;
- }
- if (ret == 0 && ssl->arrays->preMasterSecret == NULL) {
- ssl->arrays->preMasterSz = ENCRYPT_LEN;
- ssl->arrays->preMasterSecret = (byte*)XMALLOC(ENCRYPT_LEN, ssl->heap,
- DYNAMIC_TYPE_SECRET);
- if (ssl->arrays->preMasterSecret == NULL) {
- ret = MEMORY_E;
- }
- }
- if (ret == 0) {
- XMEMCPY(ssl->arrays->preMasterSecret, preMasterSecret, preMasterSz);
- XMEMSET(ssl->arrays->preMasterSecret + preMasterSz, 0, ENCRYPT_LEN - preMasterSz);
- ssl->arrays->preMasterSz = preMasterSz;
- XMEMCPY(ssl->arrays->clientRandom, clientRandom, RAN_LEN);
- XMEMCPY(ssl->arrays->serverRandom, serverRandom, RAN_LEN);
- ssl->options.cipherSuite0 = suite[0];
- ssl->options.cipherSuite = suite[1];
- ret = SetCipherSpecs(ssl);
- }
- if (ret == 0)
- ret = MakeTlsMasterSecret(ssl);
- if (ret == 0) {
- ssl->keys.encryptionOn = 1;
- ret = SetKeysSide(ssl, ENCRYPT_AND_DECRYPT_SIDE);
- }
- if (ret == 0) {
- if (ssl->options.dtls) {
- #ifdef WOLFSSL_DTLS
- WOLFSSL_DTLS_PEERSEQ* peerSeq;
- int i;
- ssl->keys.dtls_epoch = epoch;
- for (i = 0, peerSeq = ssl->keys.peerSeq;
- i < WOLFSSL_DTLS_PEERSEQ_SZ;
- i++, peerSeq++) {
- peerSeq->nextEpoch = epoch;
- peerSeq->prevSeq_lo = peerSeq->nextSeq_lo;
- peerSeq->prevSeq_hi = peerSeq->nextSeq_hi;
- peerSeq->nextSeq_lo = 0;
- peerSeq->nextSeq_hi = 0;
- XMEMCPY(peerSeq->prevWindow, peerSeq->window, DTLS_SEQ_SZ);
- XMEMSET(peerSeq->window, 0, DTLS_SEQ_SZ);
- peerSeq->highwaterMark = UpdateHighwaterMark(0,
- ssl->ctx->mcastFirstSeq,
- ssl->ctx->mcastSecondSeq,
- ssl->ctx->mcastMaxSeq);
- }
- #else
- (void)epoch;
- #endif
- }
- FreeHandshakeResources(ssl);
- ret = WOLFSSL_SUCCESS;
- }
- else {
- if (ssl)
- ssl->error = ret;
- ret = WOLFSSL_FATAL_ERROR;
- }
- WOLFSSL_LEAVE("wolfSSL_set_secret()", ret);
- return ret;
- }
- #ifdef WOLFSSL_DTLS
- int wolfSSL_mcast_peer_add(WOLFSSL* ssl, word16 peerId, int remove)
- {
- WOLFSSL_DTLS_PEERSEQ* p = NULL;
- int ret = WOLFSSL_SUCCESS;
- int i;
- WOLFSSL_ENTER("wolfSSL_mcast_peer_add()");
- if (ssl == NULL || peerId > 255)
- return BAD_FUNC_ARG;
- if (!remove) {
- /* Make sure it isn't already present, while keeping the first
- * open spot. */
- for (i = 0; i < WOLFSSL_DTLS_PEERSEQ_SZ; i++) {
- if (ssl->keys.peerSeq[i].peerId == INVALID_PEER_ID)
- p = &ssl->keys.peerSeq[i];
- if (ssl->keys.peerSeq[i].peerId == peerId) {
- WOLFSSL_MSG("Peer ID already in multicast peer list.");
- p = NULL;
- }
- }
- if (p != NULL) {
- XMEMSET(p, 0, sizeof(WOLFSSL_DTLS_PEERSEQ));
- p->peerId = peerId;
- p->highwaterMark = UpdateHighwaterMark(0,
- ssl->ctx->mcastFirstSeq,
- ssl->ctx->mcastSecondSeq,
- ssl->ctx->mcastMaxSeq);
- }
- else {
- WOLFSSL_MSG("No room in peer list.");
- ret = -1;
- }
- }
- else {
- for (i = 0; i < WOLFSSL_DTLS_PEERSEQ_SZ; i++) {
- if (ssl->keys.peerSeq[i].peerId == peerId)
- p = &ssl->keys.peerSeq[i];
- }
- if (p != NULL) {
- p->peerId = INVALID_PEER_ID;
- }
- else {
- WOLFSSL_MSG("Peer not found in list.");
- }
- }
- WOLFSSL_LEAVE("wolfSSL_mcast_peer_add()", ret);
- return ret;
- }
- /* If peerId is in the list of peers and its last sequence number is non-zero,
- * return 1, otherwise return 0. */
- int wolfSSL_mcast_peer_known(WOLFSSL* ssl, unsigned short peerId)
- {
- int known = 0;
- int i;
- WOLFSSL_ENTER("wolfSSL_mcast_peer_known()");
- if (ssl == NULL || peerId > 255) {
- return BAD_FUNC_ARG;
- }
- for (i = 0; i < WOLFSSL_DTLS_PEERSEQ_SZ; i++) {
- if (ssl->keys.peerSeq[i].peerId == peerId) {
- if (ssl->keys.peerSeq[i].nextSeq_hi ||
- ssl->keys.peerSeq[i].nextSeq_lo) {
- known = 1;
- }
- break;
- }
- }
- WOLFSSL_LEAVE("wolfSSL_mcast_peer_known()", known);
- return known;
- }
- int wolfSSL_CTX_mcast_set_highwater_cb(WOLFSSL_CTX* ctx, word32 maxSeq,
- word32 first, word32 second,
- CallbackMcastHighwater cb)
- {
- if (ctx == NULL || (second && first > second) ||
- first > maxSeq || second > maxSeq || cb == NULL) {
- return BAD_FUNC_ARG;
- }
- ctx->mcastHwCb = cb;
- ctx->mcastFirstSeq = first;
- ctx->mcastSecondSeq = second;
- ctx->mcastMaxSeq = maxSeq;
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_mcast_set_highwater_ctx(WOLFSSL* ssl, void* ctx)
- {
- if (ssl == NULL || ctx == NULL)
- return BAD_FUNC_ARG;
- ssl->mcastHwCbCtx = ctx;
- return WOLFSSL_SUCCESS;
- }
- #endif /* WOLFSSL_DTLS */
- #endif /* WOLFSSL_MULTICAST */
- #endif /* WOLFSSL_LEANPSK */
- /* return underlying connect or accept, WOLFSSL_SUCCESS on ok */
- int wolfSSL_negotiate(WOLFSSL* ssl)
- {
- int err = WOLFSSL_FATAL_ERROR;
- WOLFSSL_ENTER("wolfSSL_negotiate");
- #ifndef NO_WOLFSSL_SERVER
- if (ssl->options.side == WOLFSSL_SERVER_END) {
- #ifdef WOLFSSL_TLS13
- if (IsAtLeastTLSv1_3(ssl->version))
- err = wolfSSL_accept_TLSv13(ssl);
- else
- #endif
- err = wolfSSL_accept(ssl);
- }
- #endif
- #ifndef NO_WOLFSSL_CLIENT
- if (ssl->options.side == WOLFSSL_CLIENT_END) {
- #ifdef WOLFSSL_TLS13
- if (IsAtLeastTLSv1_3(ssl->version))
- err = wolfSSL_connect_TLSv13(ssl);
- else
- #endif
- err = wolfSSL_connect(ssl);
- }
- #endif
- (void)ssl;
- WOLFSSL_LEAVE("wolfSSL_negotiate", err);
- return err;
- }
- WOLFSSL_ABI
- WC_RNG* wolfSSL_GetRNG(WOLFSSL* ssl)
- {
- if (ssl) {
- return ssl->rng;
- }
- return NULL;
- }
- #ifndef WOLFSSL_LEANPSK
- /* object size based on build */
- int wolfSSL_GetObjectSize(void)
- {
- #ifdef SHOW_SIZES
- printf("sizeof suites = %lu\n", (unsigned long)sizeof(Suites));
- printf("sizeof ciphers(2) = %lu\n", (unsigned long)sizeof(Ciphers));
- #ifndef NO_RC4
- printf("\tsizeof arc4 = %lu\n", (unsigned long)sizeof(Arc4));
- #endif
- printf("\tsizeof aes = %lu\n", (unsigned long)sizeof(Aes));
- #ifndef NO_DES3
- printf("\tsizeof des3 = %lu\n", (unsigned long)sizeof(Des3));
- #endif
- #ifndef NO_RABBIT
- printf("\tsizeof rabbit = %lu\n", (unsigned long)sizeof(Rabbit));
- #endif
- #ifdef HAVE_CHACHA
- printf("\tsizeof chacha = %lu\n", (unsigned long)sizeof(ChaCha));
- #endif
- printf("sizeof cipher specs = %lu\n", (unsigned long)sizeof(CipherSpecs));
- printf("sizeof keys = %lu\n", (unsigned long)sizeof(Keys));
- printf("sizeof Hashes(2) = %lu\n", (unsigned long)sizeof(Hashes));
- #ifndef NO_MD5
- printf("\tsizeof MD5 = %lu\n", (unsigned long)sizeof(wc_Md5));
- #endif
- #ifndef NO_SHA
- printf("\tsizeof SHA = %lu\n", (unsigned long)sizeof(wc_Sha));
- #endif
- #ifdef WOLFSSL_SHA224
- printf("\tsizeof SHA224 = %lu\n", (unsigned long)sizeof(wc_Sha224));
- #endif
- #ifndef NO_SHA256
- printf("\tsizeof SHA256 = %lu\n", (unsigned long)sizeof(wc_Sha256));
- #endif
- #ifdef WOLFSSL_SHA384
- printf("\tsizeof SHA384 = %lu\n", (unsigned long)sizeof(wc_Sha384));
- #endif
- #ifdef WOLFSSL_SHA384
- printf("\tsizeof SHA512 = %lu\n", (unsigned long)sizeof(wc_Sha512));
- #endif
- printf("sizeof Buffers = %lu\n", (unsigned long)sizeof(Buffers));
- printf("sizeof Options = %lu\n", (unsigned long)sizeof(Options));
- printf("sizeof Arrays = %lu\n", (unsigned long)sizeof(Arrays));
- #ifndef NO_RSA
- printf("sizeof RsaKey = %lu\n", (unsigned long)sizeof(RsaKey));
- #endif
- #ifdef HAVE_ECC
- printf("sizeof ecc_key = %lu\n", (unsigned long)sizeof(ecc_key));
- #endif
- printf("sizeof WOLFSSL_CIPHER = %lu\n", (unsigned long)sizeof(WOLFSSL_CIPHER));
- printf("sizeof WOLFSSL_SESSION = %lu\n", (unsigned long)sizeof(WOLFSSL_SESSION));
- printf("sizeof WOLFSSL = %lu\n", (unsigned long)sizeof(WOLFSSL));
- printf("sizeof WOLFSSL_CTX = %lu\n", (unsigned long)sizeof(WOLFSSL_CTX));
- #endif
- return sizeof(WOLFSSL);
- }
- int wolfSSL_CTX_GetObjectSize(void)
- {
- return sizeof(WOLFSSL_CTX);
- }
- int wolfSSL_METHOD_GetObjectSize(void)
- {
- return sizeof(WOLFSSL_METHOD);
- }
- #endif
- #ifdef WOLFSSL_STATIC_MEMORY
- int wolfSSL_CTX_load_static_memory(WOLFSSL_CTX** ctx, wolfSSL_method_func method,
- unsigned char* buf, unsigned int sz,
- int flag, int maxSz)
- {
- WOLFSSL_HEAP* heap;
- WOLFSSL_HEAP_HINT* hint;
- word32 idx = 0;
- if (ctx == NULL || buf == NULL) {
- return BAD_FUNC_ARG;
- }
- if (*ctx == NULL && method == NULL) {
- return BAD_FUNC_ARG;
- }
- if (*ctx == NULL || (*ctx)->heap == NULL) {
- if (sizeof(WOLFSSL_HEAP) + sizeof(WOLFSSL_HEAP_HINT) > sz - idx) {
- return BUFFER_E; /* not enough memory for structures */
- }
- heap = (WOLFSSL_HEAP*)buf;
- idx += sizeof(WOLFSSL_HEAP);
- if (wolfSSL_init_memory_heap(heap) != 0) {
- return WOLFSSL_FAILURE;
- }
- hint = (WOLFSSL_HEAP_HINT*)(buf + idx);
- idx += sizeof(WOLFSSL_HEAP_HINT);
- XMEMSET(hint, 0, sizeof(WOLFSSL_HEAP_HINT));
- hint->memory = heap;
- if (*ctx && (*ctx)->heap == NULL) {
- (*ctx)->heap = (void*)hint;
- }
- }
- else {
- #ifdef WOLFSSL_HEAP_TEST
- /* do not load in memory if test has been set */
- if ((*ctx)->heap == (void*)WOLFSSL_HEAP_TEST) {
- return WOLFSSL_SUCCESS;
- }
- #endif
- hint = (WOLFSSL_HEAP_HINT*)((*ctx)->heap);
- heap = hint->memory;
- }
- if (wolfSSL_load_static_memory(buf + idx, sz - idx, flag, heap) != 1) {
- WOLFSSL_MSG("Error partitioning memory");
- return WOLFSSL_FAILURE;
- }
- /* create ctx if needed */
- if (*ctx == NULL) {
- *ctx = wolfSSL_CTX_new_ex(method(hint), hint);
- if (*ctx == NULL) {
- WOLFSSL_MSG("Error creating ctx");
- return WOLFSSL_FAILURE;
- }
- }
- /* determine what max applies too */
- if (flag & WOLFMEM_IO_POOL || flag & WOLFMEM_IO_POOL_FIXED) {
- heap->maxIO = maxSz;
- }
- else { /* general memory used in handshakes */
- heap->maxHa = maxSz;
- }
- heap->flag |= flag;
- (void)maxSz;
- (void)method;
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_is_static_memory(WOLFSSL* ssl, WOLFSSL_MEM_CONN_STATS* mem_stats)
- {
- if (ssl == NULL) {
- return BAD_FUNC_ARG;
- }
- WOLFSSL_ENTER("wolfSSL_is_static_memory");
- /* fill out statistics if wanted and WOLFMEM_TRACK_STATS flag */
- if (mem_stats != NULL && ssl->heap != NULL) {
- WOLFSSL_HEAP_HINT* hint = ((WOLFSSL_HEAP_HINT*)(ssl->heap));
- WOLFSSL_HEAP* heap = hint->memory;
- if (heap->flag & WOLFMEM_TRACK_STATS && hint->stats != NULL) {
- XMEMCPY(mem_stats, hint->stats, sizeof(WOLFSSL_MEM_CONN_STATS));
- }
- }
- return (ssl->heap) ? 1 : 0;
- }
- int wolfSSL_CTX_is_static_memory(WOLFSSL_CTX* ctx, WOLFSSL_MEM_STATS* mem_stats)
- {
- if (ctx == NULL) {
- return BAD_FUNC_ARG;
- }
- WOLFSSL_ENTER("wolfSSL_CTX_is_static_memory");
- /* fill out statistics if wanted */
- if (mem_stats != NULL && ctx->heap != NULL) {
- WOLFSSL_HEAP* heap = ((WOLFSSL_HEAP_HINT*)(ctx->heap))->memory;
- if (wolfSSL_GetMemStats(heap, mem_stats) != 1) {
- return MEMORY_E;
- }
- }
- return (ctx->heap) ? 1 : 0;
- }
- #endif /* WOLFSSL_STATIC_MEMORY */
- /* return max record layer size plaintext input size */
- int wolfSSL_GetMaxOutputSize(WOLFSSL* ssl)
- {
- WOLFSSL_ENTER("wolfSSL_GetMaxOutputSize");
- if (ssl == NULL)
- return BAD_FUNC_ARG;
- if (ssl->options.handShakeState != HANDSHAKE_DONE) {
- WOLFSSL_MSG("Handshake not complete yet");
- return BAD_FUNC_ARG;
- }
- return wolfSSL_GetMaxRecordSize(ssl, OUTPUT_RECORD_SIZE);
- }
- /* return record layer size of plaintext input size */
- int wolfSSL_GetOutputSize(WOLFSSL* ssl, int inSz)
- {
- int maxSize;
- WOLFSSL_ENTER("wolfSSL_GetOutputSize");
- if (inSz < 0)
- return BAD_FUNC_ARG;
- maxSize = wolfSSL_GetMaxOutputSize(ssl);
- if (maxSize < 0)
- return maxSize; /* error */
- if (inSz > maxSize)
- return INPUT_SIZE_E;
- return BuildMessage(ssl, NULL, 0, NULL, inSz, application_data, 0, 1, 0, CUR_ORDER);
- }
- #ifdef HAVE_ECC
- int wolfSSL_CTX_SetMinEccKey_Sz(WOLFSSL_CTX* ctx, short keySz)
- {
- if (ctx == NULL || keySz < 0 || keySz % 8 != 0) {
- WOLFSSL_MSG("Key size must be divisible by 8 or ctx was null");
- return BAD_FUNC_ARG;
- }
- ctx->minEccKeySz = keySz / 8;
- #ifndef NO_CERTS
- ctx->cm->minEccKeySz = keySz / 8;
- #endif
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_SetMinEccKey_Sz(WOLFSSL* ssl, short keySz)
- {
- if (ssl == NULL || keySz < 0 || keySz % 8 != 0) {
- WOLFSSL_MSG("Key size must be divisible by 8 or ssl was null");
- return BAD_FUNC_ARG;
- }
- ssl->options.minEccKeySz = keySz / 8;
- return WOLFSSL_SUCCESS;
- }
- #endif /* HAVE_ECC */
- #ifndef NO_RSA
- int wolfSSL_CTX_SetMinRsaKey_Sz(WOLFSSL_CTX* ctx, short keySz)
- {
- if (ctx == NULL || keySz < 0 || keySz % 8 != 0) {
- WOLFSSL_MSG("Key size must be divisible by 8 or ctx was null");
- return BAD_FUNC_ARG;
- }
- ctx->minRsaKeySz = keySz / 8;
- ctx->cm->minRsaKeySz = keySz / 8;
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_SetMinRsaKey_Sz(WOLFSSL* ssl, short keySz)
- {
- if (ssl == NULL || keySz < 0 || keySz % 8 != 0) {
- WOLFSSL_MSG("Key size must be divisible by 8 or ssl was null");
- return BAD_FUNC_ARG;
- }
- ssl->options.minRsaKeySz = keySz / 8;
- return WOLFSSL_SUCCESS;
- }
- #endif /* !NO_RSA */
- #ifndef NO_DH
- /* server Diffie-Hellman parameters, WOLFSSL_SUCCESS on ok */
- int wolfSSL_SetTmpDH(WOLFSSL* ssl, const unsigned char* p, int pSz,
- const unsigned char* g, int gSz)
- {
- WOLFSSL_ENTER("wolfSSL_SetTmpDH");
- if (ssl == NULL || p == NULL || g == NULL)
- return BAD_FUNC_ARG;
- if ((word16)pSz < ssl->options.minDhKeySz)
- return DH_KEY_SIZE_E;
- if ((word16)pSz > ssl->options.maxDhKeySz)
- return DH_KEY_SIZE_E;
- /* this function is for server only */
- if (ssl->options.side == WOLFSSL_CLIENT_END)
- return SIDE_ERROR;
- #if !defined(WOLFSSL_OLD_PRIME_CHECK) && !defined(HAVE_FIPS) && \
- !defined(HAVE_SELFTEST)
- ssl->options.dhKeyTested = 0;
- ssl->options.dhDoKeyTest = 1;
- #endif
- if (ssl->buffers.serverDH_P.buffer && ssl->buffers.weOwnDH) {
- XFREE(ssl->buffers.serverDH_P.buffer, ssl->heap, DYNAMIC_TYPE_PUBLIC_KEY);
- ssl->buffers.serverDH_P.buffer = NULL;
- }
- if (ssl->buffers.serverDH_G.buffer && ssl->buffers.weOwnDH) {
- XFREE(ssl->buffers.serverDH_G.buffer, ssl->heap, DYNAMIC_TYPE_PUBLIC_KEY);
- ssl->buffers.serverDH_G.buffer = NULL;
- }
- ssl->buffers.weOwnDH = 1; /* SSL owns now */
- ssl->buffers.serverDH_P.buffer = (byte*)XMALLOC(pSz, ssl->heap,
- DYNAMIC_TYPE_PUBLIC_KEY);
- if (ssl->buffers.serverDH_P.buffer == NULL)
- return MEMORY_E;
- ssl->buffers.serverDH_G.buffer = (byte*)XMALLOC(gSz, ssl->heap,
- DYNAMIC_TYPE_PUBLIC_KEY);
- if (ssl->buffers.serverDH_G.buffer == NULL) {
- XFREE(ssl->buffers.serverDH_P.buffer, ssl->heap, DYNAMIC_TYPE_PUBLIC_KEY);
- ssl->buffers.serverDH_P.buffer = NULL;
- return MEMORY_E;
- }
- ssl->buffers.serverDH_P.length = pSz;
- ssl->buffers.serverDH_G.length = gSz;
- XMEMCPY(ssl->buffers.serverDH_P.buffer, p, pSz);
- XMEMCPY(ssl->buffers.serverDH_G.buffer, g, gSz);
- ssl->options.haveDH = 1;
- if (ssl->options.side != WOLFSSL_NEITHER_END) {
- word16 havePSK;
- word16 haveRSA;
- int keySz = 0;
- #ifndef NO_PSK
- havePSK = ssl->options.havePSK;
- #else
- havePSK = 0;
- #endif
- #ifdef NO_RSA
- haveRSA = 0;
- #else
- haveRSA = 1;
- #endif
- #ifndef NO_CERTS
- keySz = ssl->buffers.keySz;
- #endif
- InitSuites(ssl->suites, ssl->version, keySz, haveRSA, havePSK,
- ssl->options.haveDH, ssl->options.haveECDSAsig,
- ssl->options.haveECC, ssl->options.haveStaticECC,
- ssl->options.haveAnon, ssl->options.side);
- }
- WOLFSSL_LEAVE("wolfSSL_SetTmpDH", 0);
- return WOLFSSL_SUCCESS;
- }
- #if !defined(WOLFSSL_OLD_PRIME_CHECK) && !defined(HAVE_FIPS) && \
- !defined(HAVE_SELFTEST)
- /* Enables or disables the session's DH key prime test. */
- int wolfSSL_SetEnableDhKeyTest(WOLFSSL* ssl, int enable)
- {
- WOLFSSL_ENTER("wolfSSL_SetEnableDhKeyTest");
- if (ssl == NULL)
- return BAD_FUNC_ARG;
- if (!enable)
- ssl->options.dhDoKeyTest = 0;
- else
- ssl->options.dhDoKeyTest = 1;
- WOLFSSL_LEAVE("wolfSSL_SetEnableDhKeyTest", WOLFSSL_SUCCESS);
- return WOLFSSL_SUCCESS;
- }
- #endif
- /* server ctx Diffie-Hellman parameters, WOLFSSL_SUCCESS on ok */
- int wolfSSL_CTX_SetTmpDH(WOLFSSL_CTX* ctx, const unsigned char* p, int pSz,
- const unsigned char* g, int gSz)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_SetTmpDH");
- if (ctx == NULL || p == NULL || g == NULL) return BAD_FUNC_ARG;
- if ((word16)pSz < ctx->minDhKeySz)
- return DH_KEY_SIZE_E;
- if ((word16)pSz > ctx->maxDhKeySz)
- return DH_KEY_SIZE_E;
- #if !defined(WOLFSSL_OLD_PRIME_CHECK) && !defined(HAVE_FIPS) && \
- !defined(HAVE_SELFTEST)
- {
- WC_RNG rng;
- int error, freeKey = 0;
- #ifdef WOLFSSL_SMALL_STACK
- DhKey *checkKey = (DhKey*)XMALLOC(sizeof(DhKey), NULL, DYNAMIC_TYPE_DH);
- if (checkKey == NULL)
- return MEMORY_E;
- #else
- DhKey checkKey[1];
- #endif
- error = wc_InitRng(&rng);
- if (!error)
- error = wc_InitDhKey(checkKey);
- if (!error) {
- freeKey = 1;
- error = wc_DhSetCheckKey(checkKey,
- p, pSz, g, gSz, NULL, 0, 0, &rng);
- }
- if (freeKey)
- wc_FreeDhKey(checkKey);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(checkKey, NULL, DYNAMIC_TYPE_DH);
- #endif
- wc_FreeRng(&rng);
- if (error)
- return error;
- ctx->dhKeyTested = 1;
- }
- #endif
- XFREE(ctx->serverDH_P.buffer, ctx->heap, DYNAMIC_TYPE_PUBLIC_KEY);
- ctx->serverDH_P.buffer = NULL;
- XFREE(ctx->serverDH_G.buffer, ctx->heap, DYNAMIC_TYPE_PUBLIC_KEY);
- ctx->serverDH_G.buffer = NULL;
- ctx->serverDH_P.buffer = (byte*)XMALLOC(pSz, ctx->heap, DYNAMIC_TYPE_PUBLIC_KEY);
- if (ctx->serverDH_P.buffer == NULL)
- return MEMORY_E;
- ctx->serverDH_G.buffer = (byte*)XMALLOC(gSz, ctx->heap, DYNAMIC_TYPE_PUBLIC_KEY);
- if (ctx->serverDH_G.buffer == NULL) {
- XFREE(ctx->serverDH_P.buffer, ctx->heap, DYNAMIC_TYPE_PUBLIC_KEY);
- ctx->serverDH_P.buffer = NULL;
- return MEMORY_E;
- }
- ctx->serverDH_P.length = pSz;
- ctx->serverDH_G.length = gSz;
- XMEMCPY(ctx->serverDH_P.buffer, p, pSz);
- XMEMCPY(ctx->serverDH_G.buffer, g, gSz);
- ctx->haveDH = 1;
- WOLFSSL_LEAVE("wolfSSL_CTX_SetTmpDH", 0);
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_CTX_SetMinDhKey_Sz(WOLFSSL_CTX* ctx, word16 keySz_bits)
- {
- if (ctx == NULL || keySz_bits > 16000 || keySz_bits % 8 != 0)
- return BAD_FUNC_ARG;
- ctx->minDhKeySz = keySz_bits / 8;
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_SetMinDhKey_Sz(WOLFSSL* ssl, word16 keySz_bits)
- {
- if (ssl == NULL || keySz_bits > 16000 || keySz_bits % 8 != 0)
- return BAD_FUNC_ARG;
- ssl->options.minDhKeySz = keySz_bits / 8;
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_CTX_SetMaxDhKey_Sz(WOLFSSL_CTX* ctx, word16 keySz_bits)
- {
- if (ctx == NULL || keySz_bits > 16000 || keySz_bits % 8 != 0)
- return BAD_FUNC_ARG;
- ctx->maxDhKeySz = keySz_bits / 8;
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_SetMaxDhKey_Sz(WOLFSSL* ssl, word16 keySz_bits)
- {
- if (ssl == NULL || keySz_bits > 16000 || keySz_bits % 8 != 0)
- return BAD_FUNC_ARG;
- ssl->options.maxDhKeySz = keySz_bits / 8;
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_GetDhKey_Sz(WOLFSSL* ssl)
- {
- if (ssl == NULL)
- return BAD_FUNC_ARG;
- return (ssl->options.dhKeySz * 8);
- }
- #endif /* !NO_DH */
- WOLFSSL_ABI
- int wolfSSL_write(WOLFSSL* ssl, const void* data, int sz)
- {
- int ret;
- WOLFSSL_ENTER("SSL_write()");
- if (ssl == NULL || data == NULL || sz < 0)
- return BAD_FUNC_ARG;
- #ifdef WOLFSSL_EARLY_DATA
- if (ssl->earlyData != no_early_data && (ret = wolfSSL_negotiate(ssl)) < 0) {
- ssl->error = ret;
- return WOLFSSL_FATAL_ERROR;
- }
- ssl->earlyData = no_early_data;
- #endif
- #ifdef HAVE_WRITE_DUP
- { /* local variable scope */
- int dupErr = 0; /* local copy */
- ret = 0;
- if (ssl->dupWrite && ssl->dupSide == READ_DUP_SIDE) {
- WOLFSSL_MSG("Read dup side cannot write");
- return WRITE_DUP_WRITE_E;
- }
- if (ssl->dupWrite) {
- if (wc_LockMutex(&ssl->dupWrite->dupMutex) != 0) {
- return BAD_MUTEX_E;
- }
- dupErr = ssl->dupWrite->dupErr;
- ret = wc_UnLockMutex(&ssl->dupWrite->dupMutex);
- }
- if (ret != 0) {
- ssl->error = ret; /* high priority fatal error */
- return WOLFSSL_FATAL_ERROR;
- }
- if (dupErr != 0) {
- WOLFSSL_MSG("Write dup error from other side");
- ssl->error = dupErr;
- return WOLFSSL_FATAL_ERROR;
- }
- }
- #endif
- #ifdef HAVE_ERRNO_H
- errno = 0;
- #endif
- #ifdef OPENSSL_EXTRA
- if (ssl->CBIS != NULL) {
- ssl->CBIS(ssl, SSL_CB_WRITE, WOLFSSL_SUCCESS);
- ssl->cbmode = SSL_CB_WRITE;
- }
- #endif
- ret = SendData(ssl, data, sz);
- WOLFSSL_LEAVE("SSL_write()", ret);
- if (ret < 0)
- return WOLFSSL_FATAL_ERROR;
- else
- return ret;
- }
- static int wolfSSL_read_internal(WOLFSSL* ssl, void* data, int sz, int peek)
- {
- int ret;
- WOLFSSL_ENTER("wolfSSL_read_internal()");
- if (ssl == NULL || data == NULL || sz < 0)
- return BAD_FUNC_ARG;
- #if defined(WOLFSSL_ERROR_CODE_OPENSSL) && defined(OPENSSL_EXTRA)
- /* This additional logic is meant to simulate following openSSL behavior:
- * After bidirectional SSL_shutdown complete, SSL_read returns 0 and
- * SSL_get_error_code returns SSL_ERROR_ZERO_RETURN.
- * This behavior is used to know the disconnect of the underlying
- * transport layer.
- *
- * In this logic, CBIORecv is called with a read size of 0 to check the
- * transport layer status. It also returns WOLFSSL_FAILURE so that
- * SSL_read does not return a positive number on failure.
- */
- /* make sure bidirectional TLS shutdown completes */
- if (ssl->error == WOLFSSL_ERROR_SYSCALL) {
- /* ask the underlying transport the connection is closed */
- if (ssl->CBIORecv(ssl, (char*)data, 0, ssl->IOCB_ReadCtx) ==
- WOLFSSL_CBIO_ERR_CONN_CLOSE) {
- ssl->options.isClosed = 1;
- ssl->error = WOLFSSL_ERROR_ZERO_RETURN;
- }
- return WOLFSSL_FAILURE;
- }
- #endif
- #ifdef HAVE_WRITE_DUP
- if (ssl->dupWrite && ssl->dupSide == WRITE_DUP_SIDE) {
- WOLFSSL_MSG("Write dup side cannot read");
- return WRITE_DUP_READ_E;
- }
- #endif
- #ifdef HAVE_ERRNO_H
- errno = 0;
- #endif
- #ifdef WOLFSSL_DTLS
- if (ssl->options.dtls) {
- ssl->dtls_expected_rx = max(sz + DTLS_MTU_ADDITIONAL_READ_BUFFER,
- MAX_MTU);
- #ifdef WOLFSSL_SCTP
- if (ssl->options.dtlsSctp)
- #endif
- #if defined(WOLFSSL_SCTP) || defined(WOLFSSL_DTLS_MTU)
- /* Add some bytes so that we can operate with slight difference
- * in set MTU size on each peer */
- ssl->dtls_expected_rx = max(ssl->dtls_expected_rx,
- ssl->dtlsMtuSz + DTLS_MTU_ADDITIONAL_READ_BUFFER);
- #endif
- }
- #endif
- ret = ReceiveData(ssl, (byte*)data, sz, peek);
- #ifdef HAVE_WRITE_DUP
- if (ssl->dupWrite) {
- if (ssl->error != 0 && ssl->error != WANT_READ
- #ifdef WOLFSSL_ASYNC_CRYPT
- && ssl->error != WC_PENDING_E
- #endif
- ) {
- int notifyErr;
- WOLFSSL_MSG("Notifying write side of fatal read error");
- notifyErr = NotifyWriteSide(ssl, ssl->error);
- if (notifyErr < 0) {
- ret = ssl->error = notifyErr;
- }
- }
- }
- #endif
- WOLFSSL_LEAVE("wolfSSL_read_internal()", ret);
- if (ret < 0)
- return WOLFSSL_FATAL_ERROR;
- else
- return ret;
- }
- int wolfSSL_peek(WOLFSSL* ssl, void* data, int sz)
- {
- WOLFSSL_ENTER("wolfSSL_peek()");
- return wolfSSL_read_internal(ssl, data, sz, TRUE);
- }
- WOLFSSL_ABI
- int wolfSSL_read(WOLFSSL* ssl, void* data, int sz)
- {
- WOLFSSL_ENTER("wolfSSL_read()");
- #ifdef OPENSSL_EXTRA
- if (ssl == NULL) {
- return BAD_FUNC_ARG;
- }
- if (ssl->CBIS != NULL) {
- ssl->CBIS(ssl, SSL_CB_READ, WOLFSSL_SUCCESS);
- ssl->cbmode = SSL_CB_READ;
- }
- #endif
- return wolfSSL_read_internal(ssl, data, sz, FALSE);
- }
- #ifdef WOLFSSL_MULTICAST
- int wolfSSL_mcast_read(WOLFSSL* ssl, word16* id, void* data, int sz)
- {
- int ret = 0;
- WOLFSSL_ENTER("wolfSSL_mcast_read()");
- if (ssl == NULL)
- return BAD_FUNC_ARG;
- ret = wolfSSL_read_internal(ssl, data, sz, FALSE);
- if (ssl->options.dtls && ssl->options.haveMcast && id != NULL)
- *id = ssl->keys.curPeerId;
- return ret;
- }
- #endif /* WOLFSSL_MULTICAST */
- /* helpers to set the device id, WOLFSSL_SUCCESS on ok */
- WOLFSSL_ABI
- int wolfSSL_SetDevId(WOLFSSL* ssl, int devId)
- {
- if (ssl == NULL)
- return BAD_FUNC_ARG;
- ssl->devId = devId;
- return WOLFSSL_SUCCESS;
- }
- WOLFSSL_ABI
- int wolfSSL_CTX_SetDevId(WOLFSSL_CTX* ctx, int devId)
- {
- if (ctx == NULL)
- return BAD_FUNC_ARG;
- ctx->devId = devId;
- return WOLFSSL_SUCCESS;
- }
- /* helpers to get device id and heap */
- WOLFSSL_ABI
- int wolfSSL_CTX_GetDevId(WOLFSSL_CTX* ctx, WOLFSSL* ssl)
- {
- int devId = INVALID_DEVID;
- if (ssl != NULL)
- devId = ssl->devId;
- if (ctx != NULL && devId == INVALID_DEVID)
- devId = ctx->devId;
- return devId;
- }
- void* wolfSSL_CTX_GetHeap(WOLFSSL_CTX* ctx, WOLFSSL* ssl)
- {
- void* heap = NULL;
- if (ctx != NULL)
- heap = ctx->heap;
- else if (ssl != NULL)
- heap = ssl->heap;
- return heap;
- }
- #ifdef HAVE_SNI
- WOLFSSL_ABI
- int wolfSSL_UseSNI(WOLFSSL* ssl, byte type, const void* data, word16 size)
- {
- if (ssl == NULL)
- return BAD_FUNC_ARG;
- return TLSX_UseSNI(&ssl->extensions, type, data, size, ssl->heap);
- }
- WOLFSSL_ABI
- int wolfSSL_CTX_UseSNI(WOLFSSL_CTX* ctx, byte type, const void* data,
- word16 size)
- {
- if (ctx == NULL)
- return BAD_FUNC_ARG;
- return TLSX_UseSNI(&ctx->extensions, type, data, size, ctx->heap);
- }
- #ifndef NO_WOLFSSL_SERVER
- void wolfSSL_SNI_SetOptions(WOLFSSL* ssl, byte type, byte options)
- {
- if (ssl && ssl->extensions)
- TLSX_SNI_SetOptions(ssl->extensions, type, options);
- }
- void wolfSSL_CTX_SNI_SetOptions(WOLFSSL_CTX* ctx, byte type, byte options)
- {
- if (ctx && ctx->extensions)
- TLSX_SNI_SetOptions(ctx->extensions, type, options);
- }
- byte wolfSSL_SNI_Status(WOLFSSL* ssl, byte type)
- {
- return TLSX_SNI_Status(ssl ? ssl->extensions : NULL, type);
- }
- word16 wolfSSL_SNI_GetRequest(WOLFSSL* ssl, byte type, void** data)
- {
- if (data)
- *data = NULL;
- if (ssl && ssl->extensions)
- return TLSX_SNI_GetRequest(ssl->extensions, type, data);
- return 0;
- }
- int wolfSSL_SNI_GetFromBuffer(const byte* clientHello, word32 helloSz,
- byte type, byte* sni, word32* inOutSz)
- {
- if (clientHello && helloSz > 0 && sni && inOutSz && *inOutSz > 0)
- return TLSX_SNI_GetFromBuffer(clientHello, helloSz, type, sni, inOutSz);
- return BAD_FUNC_ARG;
- }
- #endif /* NO_WOLFSSL_SERVER */
- #endif /* HAVE_SNI */
- #ifdef HAVE_TRUSTED_CA
- WOLFSSL_API int wolfSSL_UseTrustedCA(WOLFSSL* ssl, byte type,
- const byte* certId, word32 certIdSz)
- {
- if (ssl == NULL)
- return BAD_FUNC_ARG;
- if (type == WOLFSSL_TRUSTED_CA_PRE_AGREED) {
- if (certId != NULL || certIdSz != 0)
- return BAD_FUNC_ARG;
- }
- else if (type == WOLFSSL_TRUSTED_CA_X509_NAME) {
- if (certId == NULL || certIdSz == 0)
- return BAD_FUNC_ARG;
- }
- #ifndef NO_SHA
- else if (type == WOLFSSL_TRUSTED_CA_KEY_SHA1 ||
- type == WOLFSSL_TRUSTED_CA_CERT_SHA1) {
- if (certId == NULL || certIdSz != WC_SHA_DIGEST_SIZE)
- return BAD_FUNC_ARG;
- }
- #endif
- else
- return BAD_FUNC_ARG;
- return TLSX_UseTrustedCA(&ssl->extensions,
- type, certId, certIdSz, ssl->heap);
- }
- #endif /* HAVE_TRUSTED_CA */
- #ifdef HAVE_MAX_FRAGMENT
- #ifndef NO_WOLFSSL_CLIENT
- int wolfSSL_UseMaxFragment(WOLFSSL* ssl, byte mfl)
- {
- if (ssl == NULL)
- return BAD_FUNC_ARG;
- #ifdef WOLFSSL_ALLOW_MAX_FRAGMENT_ADJUST
- /* The following is a non-standard way to reconfigure the max packet size
- post-handshake for wolfSSL_write/wolfSSL_read */
- if (ssl->options.handShakeState == HANDSHAKE_DONE) {
- switch (mfl) {
- case WOLFSSL_MFL_2_8 : ssl->max_fragment = 256; break;
- case WOLFSSL_MFL_2_9 : ssl->max_fragment = 512; break;
- case WOLFSSL_MFL_2_10: ssl->max_fragment = 1024; break;
- case WOLFSSL_MFL_2_11: ssl->max_fragment = 2048; break;
- case WOLFSSL_MFL_2_12: ssl->max_fragment = 4096; break;
- case WOLFSSL_MFL_2_13: ssl->max_fragment = 8192; break;
- default: ssl->max_fragment = MAX_RECORD_SIZE; break;
- }
- return WOLFSSL_SUCCESS;
- }
- #endif /* WOLFSSL_MAX_FRAGMENT_ADJUST */
- /* This call sets the max fragment TLS extension, which gets sent to server.
- The server_hello response is what sets the `ssl->max_fragment` in
- TLSX_MFL_Parse */
- return TLSX_UseMaxFragment(&ssl->extensions, mfl, ssl->heap);
- }
- int wolfSSL_CTX_UseMaxFragment(WOLFSSL_CTX* ctx, byte mfl)
- {
- if (ctx == NULL)
- return BAD_FUNC_ARG;
- return TLSX_UseMaxFragment(&ctx->extensions, mfl, ctx->heap);
- }
- #endif /* NO_WOLFSSL_CLIENT */
- #endif /* HAVE_MAX_FRAGMENT */
- #ifdef HAVE_TRUNCATED_HMAC
- #ifndef NO_WOLFSSL_CLIENT
- int wolfSSL_UseTruncatedHMAC(WOLFSSL* ssl)
- {
- if (ssl == NULL)
- return BAD_FUNC_ARG;
- return TLSX_UseTruncatedHMAC(&ssl->extensions, ssl->heap);
- }
- int wolfSSL_CTX_UseTruncatedHMAC(WOLFSSL_CTX* ctx)
- {
- if (ctx == NULL)
- return BAD_FUNC_ARG;
- return TLSX_UseTruncatedHMAC(&ctx->extensions, ctx->heap);
- }
- #endif /* NO_WOLFSSL_CLIENT */
- #endif /* HAVE_TRUNCATED_HMAC */
- #ifdef HAVE_CERTIFICATE_STATUS_REQUEST
- int wolfSSL_UseOCSPStapling(WOLFSSL* ssl, byte status_type, byte options)
- {
- if (ssl == NULL || ssl->options.side != WOLFSSL_CLIENT_END)
- return BAD_FUNC_ARG;
- return TLSX_UseCertificateStatusRequest(&ssl->extensions, status_type,
- options, NULL, ssl->heap, ssl->devId);
- }
- int wolfSSL_CTX_UseOCSPStapling(WOLFSSL_CTX* ctx, byte status_type,
- byte options)
- {
- if (ctx == NULL || ctx->method->side != WOLFSSL_CLIENT_END)
- return BAD_FUNC_ARG;
- return TLSX_UseCertificateStatusRequest(&ctx->extensions, status_type,
- options, NULL, ctx->heap, ctx->devId);
- }
- #endif /* HAVE_CERTIFICATE_STATUS_REQUEST */
- #ifdef HAVE_CERTIFICATE_STATUS_REQUEST_V2
- int wolfSSL_UseOCSPStaplingV2(WOLFSSL* ssl, byte status_type, byte options)
- {
- if (ssl == NULL || ssl->options.side != WOLFSSL_CLIENT_END)
- return BAD_FUNC_ARG;
- return TLSX_UseCertificateStatusRequestV2(&ssl->extensions, status_type,
- options, ssl->heap, ssl->devId);
- }
- int wolfSSL_CTX_UseOCSPStaplingV2(WOLFSSL_CTX* ctx, byte status_type,
- byte options)
- {
- if (ctx == NULL || ctx->method->side != WOLFSSL_CLIENT_END)
- return BAD_FUNC_ARG;
- return TLSX_UseCertificateStatusRequestV2(&ctx->extensions, status_type,
- options, ctx->heap, ctx->devId);
- }
- #endif /* HAVE_CERTIFICATE_STATUS_REQUEST_V2 */
- /* Elliptic Curves */
- #if defined(HAVE_SUPPORTED_CURVES)
- static int isValidCurveGroup(word16 name)
- {
- switch (name) {
- case WOLFSSL_ECC_SECP160K1:
- case WOLFSSL_ECC_SECP160R1:
- case WOLFSSL_ECC_SECP160R2:
- case WOLFSSL_ECC_SECP192K1:
- case WOLFSSL_ECC_SECP192R1:
- case WOLFSSL_ECC_SECP224K1:
- case WOLFSSL_ECC_SECP224R1:
- case WOLFSSL_ECC_SECP256K1:
- case WOLFSSL_ECC_SECP256R1:
- case WOLFSSL_ECC_SECP384R1:
- case WOLFSSL_ECC_SECP521R1:
- case WOLFSSL_ECC_BRAINPOOLP256R1:
- case WOLFSSL_ECC_BRAINPOOLP384R1:
- case WOLFSSL_ECC_BRAINPOOLP512R1:
- case WOLFSSL_ECC_X25519:
- case WOLFSSL_ECC_X448:
- case WOLFSSL_FFDHE_2048:
- case WOLFSSL_FFDHE_3072:
- case WOLFSSL_FFDHE_4096:
- case WOLFSSL_FFDHE_6144:
- case WOLFSSL_FFDHE_8192:
- #ifdef HAVE_LIBOQS
- case WOLFSSL_KYBER_LEVEL1:
- case WOLFSSL_KYBER_LEVEL3:
- case WOLFSSL_KYBER_LEVEL5:
- case WOLFSSL_NTRU_HPS_LEVEL1:
- case WOLFSSL_NTRU_HPS_LEVEL3:
- case WOLFSSL_NTRU_HPS_LEVEL5:
- case WOLFSSL_NTRU_HRSS_LEVEL3:
- case WOLFSSL_SABER_LEVEL1:
- case WOLFSSL_SABER_LEVEL3:
- case WOLFSSL_SABER_LEVEL5:
- case WOLFSSL_KYBER_90S_LEVEL1:
- case WOLFSSL_KYBER_90S_LEVEL3:
- case WOLFSSL_KYBER_90S_LEVEL5:
- case WOLFSSL_P256_NTRU_HPS_LEVEL1:
- case WOLFSSL_P384_NTRU_HPS_LEVEL3:
- case WOLFSSL_P521_NTRU_HPS_LEVEL5:
- case WOLFSSL_P384_NTRU_HRSS_LEVEL3:
- case WOLFSSL_P256_SABER_LEVEL1:
- case WOLFSSL_P384_SABER_LEVEL3:
- case WOLFSSL_P521_SABER_LEVEL5:
- case WOLFSSL_P256_KYBER_LEVEL1:
- case WOLFSSL_P384_KYBER_LEVEL3:
- case WOLFSSL_P521_KYBER_LEVEL5:
- case WOLFSSL_P256_KYBER_90S_LEVEL1:
- case WOLFSSL_P384_KYBER_90S_LEVEL3:
- case WOLFSSL_P521_KYBER_90S_LEVEL5:
- #endif
- return 1;
- default:
- return 0;
- }
- }
- int wolfSSL_UseSupportedCurve(WOLFSSL* ssl, word16 name)
- {
- if (ssl == NULL || !isValidCurveGroup(name))
- return BAD_FUNC_ARG;
- ssl->options.userCurves = 1;
- return TLSX_UseSupportedCurve(&ssl->extensions, name, ssl->heap);
- }
- int wolfSSL_CTX_UseSupportedCurve(WOLFSSL_CTX* ctx, word16 name)
- {
- if (ctx == NULL || !isValidCurveGroup(name))
- return BAD_FUNC_ARG;
- ctx->userCurves = 1;
- return TLSX_UseSupportedCurve(&ctx->extensions, name, ctx->heap);
- }
- #if defined(OPENSSL_EXTRA) && defined(WOLFSSL_TLS13)
- int wolfSSL_CTX_set1_groups(WOLFSSL_CTX* ctx, int* groups,
- int count)
- {
- int i;
- int _groups[WOLFSSL_MAX_GROUP_COUNT];
- WOLFSSL_ENTER("wolfSSL_CTX_set1_groups");
- if (count == 0) {
- WOLFSSL_MSG("Group count is zero");
- return WOLFSSL_FAILURE;
- }
- for (i = 0; i < count; i++) {
- if (isValidCurveGroup((word16)groups[i])) {
- _groups[i] = groups[i];
- }
- #ifdef HAVE_ECC
- else {
- /* groups may be populated with curve NIDs */
- int oid = nid2oid(groups[i], oidCurveType);
- int name = (int)GetCurveByOID(oid);
- if (name == 0) {
- WOLFSSL_MSG("Invalid group name");
- return WOLFSSL_FAILURE;
- }
- _groups[i] = name;
- }
- #else
- else {
- WOLFSSL_MSG("Invalid group name");
- return WOLFSSL_FAILURE;
- }
- #endif
- }
- return wolfSSL_CTX_set_groups(ctx, _groups, count) == WOLFSSL_SUCCESS ?
- WOLFSSL_SUCCESS : WOLFSSL_FAILURE;
- }
- int wolfSSL_set1_groups(WOLFSSL* ssl, int* groups, int count)
- {
- int i;
- int _groups[WOLFSSL_MAX_GROUP_COUNT];
- WOLFSSL_ENTER("wolfSSL_CTX_set1_groups");
- if (count == 0) {
- WOLFSSL_MSG("Group count is zero");
- return WOLFSSL_FAILURE;
- }
- for (i = 0; i < count; i++) {
- if (isValidCurveGroup((word16)groups[i])) {
- _groups[i] = groups[i];
- }
- #ifdef HAVE_ECC
- else {
- /* groups may be populated with curve NIDs */
- int oid = nid2oid(groups[i], oidCurveType);
- int name = (int)GetCurveByOID(oid);
- if (name == 0) {
- WOLFSSL_MSG("Invalid group name");
- return WOLFSSL_FAILURE;
- }
- _groups[i] = name;
- }
- #else
- else {
- WOLFSSL_MSG("Invalid group name");
- return WOLFSSL_FAILURE;
- }
- #endif
- }
- return wolfSSL_set_groups(ssl, _groups, count) == WOLFSSL_SUCCESS ?
- WOLFSSL_SUCCESS : WOLFSSL_FAILURE;
- }
- #endif /* OPENSSL_EXTRA && WOLFSSL_TLS13 */
- #endif /* HAVE_SUPPORTED_CURVES */
- /* Application-Layer Protocol Negotiation */
- #ifdef HAVE_ALPN
- WOLFSSL_ABI
- int wolfSSL_UseALPN(WOLFSSL* ssl, char *protocol_name_list,
- word32 protocol_name_listSz, byte options)
- {
- char *list, *ptr, *token[WOLFSSL_MAX_ALPN_NUMBER+1]={NULL};
- word16 len;
- int idx = 0;
- int ret = WOLFSSL_FAILURE;
- WOLFSSL_ENTER("wolfSSL_UseALPN");
- if (ssl == NULL || protocol_name_list == NULL)
- return BAD_FUNC_ARG;
- if (protocol_name_listSz > (WOLFSSL_MAX_ALPN_NUMBER *
- WOLFSSL_MAX_ALPN_PROTO_NAME_LEN +
- WOLFSSL_MAX_ALPN_NUMBER)) {
- WOLFSSL_MSG("Invalid arguments, protocol name list too long");
- return BAD_FUNC_ARG;
- }
- if (!(options & WOLFSSL_ALPN_CONTINUE_ON_MISMATCH) &&
- !(options & WOLFSSL_ALPN_FAILED_ON_MISMATCH)) {
- WOLFSSL_MSG("Invalid arguments, options not supported");
- return BAD_FUNC_ARG;
- }
- list = (char *)XMALLOC(protocol_name_listSz+1, ssl->heap,
- DYNAMIC_TYPE_ALPN);
- if (list == NULL) {
- WOLFSSL_MSG("Memory failure");
- return MEMORY_ERROR;
- }
- XSTRNCPY(list, protocol_name_list, protocol_name_listSz);
- list[protocol_name_listSz] = '\0';
- /* read all protocol name from the list */
- token[idx] = XSTRTOK(list, ",", &ptr);
- while (idx < WOLFSSL_MAX_ALPN_NUMBER && token[idx] != NULL)
- token[++idx] = XSTRTOK(NULL, ",", &ptr);
- /* add protocol name list in the TLS extension in reverse order */
- while ((idx--) > 0) {
- len = (word16)XSTRLEN(token[idx]);
- ret = TLSX_UseALPN(&ssl->extensions, token[idx], len, options,
- ssl->heap);
- if (ret != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("TLSX_UseALPN failure");
- break;
- }
- }
- XFREE(list, ssl->heap, DYNAMIC_TYPE_ALPN);
- return ret;
- }
- int wolfSSL_ALPN_GetProtocol(WOLFSSL* ssl, char **protocol_name, word16 *size)
- {
- return TLSX_ALPN_GetRequest(ssl ? ssl->extensions : NULL,
- (void **)protocol_name, size);
- }
- int wolfSSL_ALPN_GetPeerProtocol(WOLFSSL* ssl, char **list, word16 *listSz)
- {
- if (list == NULL || listSz == NULL)
- return BAD_FUNC_ARG;
- if (ssl->alpn_client_list == NULL)
- return BUFFER_ERROR;
- *listSz = (word16)XSTRLEN(ssl->alpn_client_list);
- if (*listSz == 0)
- return BUFFER_ERROR;
- *list = (char *)XMALLOC((*listSz)+1, ssl->heap, DYNAMIC_TYPE_TLSX);
- if (*list == NULL)
- return MEMORY_ERROR;
- XSTRNCPY(*list, ssl->alpn_client_list, (*listSz)+1);
- (*list)[*listSz] = 0;
- return WOLFSSL_SUCCESS;
- }
- /* used to free memory allocated by wolfSSL_ALPN_GetPeerProtocol */
- int wolfSSL_ALPN_FreePeerProtocol(WOLFSSL* ssl, char **list)
- {
- if (ssl == NULL) {
- return BAD_FUNC_ARG;
- }
- XFREE(*list, ssl->heap, DYNAMIC_TYPE_TLSX);
- *list = NULL;
- return WOLFSSL_SUCCESS;
- }
- #endif /* HAVE_ALPN */
- /* Secure Renegotiation */
- #ifdef HAVE_SECURE_RENEGOTIATION
- /* user is forcing ability to use secure renegotiation, we discourage it */
- int wolfSSL_UseSecureRenegotiation(WOLFSSL* ssl)
- {
- int ret = BAD_FUNC_ARG;
- if (ssl)
- ret = TLSX_UseSecureRenegotiation(&ssl->extensions, ssl->heap);
- if (ret == WOLFSSL_SUCCESS) {
- TLSX* extension = TLSX_Find(ssl->extensions, TLSX_RENEGOTIATION_INFO);
- if (extension)
- ssl->secure_renegotiation = (SecureRenegotiation*)extension->data;
- }
- return ret;
- }
- int wolfSSL_CTX_UseSecureRenegotiation(WOLFSSL_CTX* ctx)
- {
- if (ctx == NULL)
- return BAD_FUNC_ARG;
- ctx->useSecureReneg = 1;
- return WOLFSSL_SUCCESS;
- }
- /* do a secure renegotiation handshake, user forced, we discourage */
- static int _Rehandshake(WOLFSSL* ssl)
- {
- int ret;
- if (ssl == NULL)
- return BAD_FUNC_ARG;
- if (ssl->secure_renegotiation == NULL) {
- WOLFSSL_MSG("Secure Renegotiation not forced on by user");
- return SECURE_RENEGOTIATION_E;
- }
- if (ssl->secure_renegotiation->enabled == 0) {
- WOLFSSL_MSG("Secure Renegotiation not enabled at extension level");
- return SECURE_RENEGOTIATION_E;
- }
- /* If the client started the renegotiation, the server will already
- * have processed the client's hello. */
- if (ssl->options.side != WOLFSSL_SERVER_END ||
- ssl->options.acceptState != ACCEPT_FIRST_REPLY_DONE) {
- if (ssl->options.handShakeState != HANDSHAKE_DONE) {
- if (!ssl->options.handShakeDone) {
- WOLFSSL_MSG("Can't renegotiate until initial "
- "handshake complete");
- return SECURE_RENEGOTIATION_E;
- }
- else {
- WOLFSSL_MSG("Renegotiation already started. "
- "Moving it forward.");
- ret = wolfSSL_negotiate(ssl);
- if (ret == WOLFSSL_SUCCESS)
- ssl->secure_rene_count++;
- return ret;
- }
- }
- #ifndef NO_FORCE_SCR_SAME_SUITE
- /* force same suite */
- if (ssl->suites) {
- ssl->suites->suiteSz = SUITE_LEN;
- ssl->suites->suites[0] = ssl->options.cipherSuite0;
- ssl->suites->suites[1] = ssl->options.cipherSuite;
- }
- #endif
- /* reset handshake states */
- ssl->options.sendVerify = 0;
- ssl->options.serverState = NULL_STATE;
- ssl->options.clientState = NULL_STATE;
- ssl->options.connectState = CONNECT_BEGIN;
- ssl->options.acceptState = ACCEPT_BEGIN_RENEG;
- ssl->options.handShakeState = NULL_STATE;
- ssl->options.processReply = 0; /* TODO, move states in internal.h */
- XMEMSET(&ssl->msgsReceived, 0, sizeof(ssl->msgsReceived));
- ssl->secure_renegotiation->cache_status = SCR_CACHE_NEEDED;
- #if !defined(NO_WOLFSSL_SERVER) && defined(HAVE_SERVER_RENEGOTIATION_INFO)
- if (ssl->options.side == WOLFSSL_SERVER_END) {
- ret = SendHelloRequest(ssl);
- if (ret != 0) {
- ssl->error = ret;
- return WOLFSSL_FATAL_ERROR;
- }
- }
- #endif /* NO_WOLFSSL_SERVER && HAVE_SERVER_RENEGOTIATION_INFO */
- ret = InitHandshakeHashes(ssl);
- if (ret != 0) {
- ssl->error = ret;
- return WOLFSSL_FATAL_ERROR;
- }
- }
- ret = wolfSSL_negotiate(ssl);
- if (ret == WOLFSSL_SUCCESS)
- ssl->secure_rene_count++;
- return ret;
- }
- /* do a secure renegotiation handshake, user forced, we discourage */
- int wolfSSL_Rehandshake(WOLFSSL* ssl)
- {
- int ret;
- WOLFSSL_ENTER("wolfSSL_Rehandshake");
- if (ssl == NULL)
- return WOLFSSL_FAILURE;
- #ifdef HAVE_SESSION_TICKET
- ret = WOLFSSL_SUCCESS;
- #endif
- if (ssl->options.side == WOLFSSL_SERVER_END) {
- /* Reset option to send certificate verify. */
- ssl->options.sendVerify = 0;
- }
- else {
- /* Reset resuming flag to do full secure handshake. */
- ssl->options.resuming = 0;
- #ifdef HAVE_SESSION_TICKET
- /* Clearing the ticket. */
- ret = wolfSSL_UseSessionTicket(ssl);
- #endif
- }
- #ifdef HAVE_SESSION_TICKET
- if (ret == WOLFSSL_SUCCESS)
- #endif
- ret = _Rehandshake(ssl);
- return ret;
- }
- #ifndef NO_WOLFSSL_CLIENT
- /* do a secure resumption handshake, user forced, we discourage */
- int wolfSSL_SecureResume(WOLFSSL* ssl)
- {
- WOLFSSL_ENTER("wolfSSL_SecureResume");
- if (ssl == NULL)
- return BAD_FUNC_ARG;
- if (ssl->options.side == WOLFSSL_SERVER_END) {
- ssl->error = SIDE_ERROR;
- return SSL_FATAL_ERROR;
- }
- return _Rehandshake(ssl);
- }
- #endif /* NO_WOLFSSL_CLIENT */
- long wolfSSL_SSL_get_secure_renegotiation_support(WOLFSSL* ssl)
- {
- WOLFSSL_ENTER("wolfSSL_SSL_get_secure_renegotiation_support");
- if (!ssl || !ssl->secure_renegotiation)
- return WOLFSSL_FAILURE;
- return ssl->secure_renegotiation->enabled;
- }
- #endif /* HAVE_SECURE_RENEGOTIATION */
- #if defined(HAVE_SESSION_TICKET)
- /* Session Ticket */
- #if !defined(NO_WOLFSSL_SERVER)
- int wolfSSL_CTX_NoTicketTLSv12(WOLFSSL_CTX* ctx)
- {
- if (ctx == NULL)
- return BAD_FUNC_ARG;
- ctx->noTicketTls12 = 1;
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_NoTicketTLSv12(WOLFSSL* ssl)
- {
- if (ssl == NULL)
- return BAD_FUNC_ARG;
- ssl->options.noTicketTls12 = 1;
- return WOLFSSL_SUCCESS;
- }
- /* WOLFSSL_SUCCESS on ok */
- int wolfSSL_CTX_set_TicketEncCb(WOLFSSL_CTX* ctx, SessionTicketEncCb cb)
- {
- if (ctx == NULL)
- return BAD_FUNC_ARG;
- ctx->ticketEncCb = cb;
- return WOLFSSL_SUCCESS;
- }
- /* set hint interval, WOLFSSL_SUCCESS on ok */
- int wolfSSL_CTX_set_TicketHint(WOLFSSL_CTX* ctx, int hint)
- {
- if (ctx == NULL)
- return BAD_FUNC_ARG;
- ctx->ticketHint = hint;
- return WOLFSSL_SUCCESS;
- }
- /* set user context, WOLFSSL_SUCCESS on ok */
- int wolfSSL_CTX_set_TicketEncCtx(WOLFSSL_CTX* ctx, void* userCtx)
- {
- if (ctx == NULL)
- return BAD_FUNC_ARG;
- ctx->ticketEncCtx = userCtx;
- return WOLFSSL_SUCCESS;
- }
- /* get user context - returns userCtx on success, NULL on failure */
- void* wolfSSL_CTX_get_TicketEncCtx(WOLFSSL_CTX* ctx)
- {
- if (ctx == NULL)
- return NULL;
- return ctx->ticketEncCtx;
- }
- #ifdef WOLFSSL_TLS13
- /* set the maximum number of tickets to send
- * return WOLFSSL_SUCCESS on success and WOLFSSL_FAILURE on fail
- */
- int wolfSSL_CTX_set_num_tickets(WOLFSSL_CTX* ctx, size_t mxTickets)
- {
- if (ctx == NULL)
- return WOLFSSL_FAILURE;
- ctx->maxTicketTls13 = (unsigned int)mxTickets;
- return WOLFSSL_SUCCESS;
- }
- /* get the maximum number of tickets to send
- * return number of tickets set to be sent
- */
- size_t wolfSSL_CTX_get_num_tickets(WOLFSSL_CTX* ctx)
- {
- if (ctx == NULL)
- return 0;
- return (size_t)ctx->maxTicketTls13;
- }
- #endif /* WOLFSSL_TLS13 */
- #endif /* !NO_WOLFSSL_SERVER */
- #if !defined(NO_WOLFSSL_CLIENT)
- int wolfSSL_UseSessionTicket(WOLFSSL* ssl)
- {
- if (ssl == NULL)
- return BAD_FUNC_ARG;
- return TLSX_UseSessionTicket(&ssl->extensions, NULL, ssl->heap);
- }
- int wolfSSL_CTX_UseSessionTicket(WOLFSSL_CTX* ctx)
- {
- if (ctx == NULL)
- return BAD_FUNC_ARG;
- return TLSX_UseSessionTicket(&ctx->extensions, NULL, ctx->heap);
- }
- WOLFSSL_API int wolfSSL_get_SessionTicket(WOLFSSL* ssl,
- byte* buf, word32* bufSz)
- {
- if (ssl == NULL || buf == NULL || bufSz == NULL || *bufSz == 0)
- return BAD_FUNC_ARG;
- if (ssl->session.ticketLen <= *bufSz) {
- XMEMCPY(buf, ssl->session.ticket, ssl->session.ticketLen);
- *bufSz = ssl->session.ticketLen;
- }
- else
- *bufSz = 0;
- return WOLFSSL_SUCCESS;
- }
- WOLFSSL_API int wolfSSL_set_SessionTicket(WOLFSSL* ssl, const byte* buf,
- word32 bufSz)
- {
- if (ssl == NULL || (buf == NULL && bufSz > 0))
- return BAD_FUNC_ARG;
- if (bufSz > 0) {
- /* Ticket will fit into static ticket */
- if(bufSz <= SESSION_TICKET_LEN) {
- if (ssl->session.isDynamic) {
- XFREE(ssl->session.ticket, ssl->heap, DYNAMIC_TYPE_SESSION_TICK);
- ssl->session.isDynamic = 0;
- ssl->session.ticket = ssl->session.staticTicket;
- }
- } else { /* Ticket requires dynamic ticket storage */
- if (ssl->session.ticketLen < bufSz) { /* is dyn buffer big enough */
- if(ssl->session.isDynamic)
- XFREE(ssl->session.ticket, ssl->heap,
- DYNAMIC_TYPE_SESSION_TICK);
- ssl->session.ticket = (byte*)XMALLOC(bufSz, ssl->heap,
- DYNAMIC_TYPE_SESSION_TICK);
- if(!ssl->session.ticket) {
- ssl->session.ticket = ssl->session.staticTicket;
- ssl->session.isDynamic = 0;
- return MEMORY_ERROR;
- }
- ssl->session.isDynamic = 1;
- }
- }
- XMEMCPY(ssl->session.ticket, buf, bufSz);
- }
- ssl->session.ticketLen = (word16)bufSz;
- return WOLFSSL_SUCCESS;
- }
- WOLFSSL_API int wolfSSL_set_SessionTicket_cb(WOLFSSL* ssl,
- CallbackSessionTicket cb, void* ctx)
- {
- if (ssl == NULL)
- return BAD_FUNC_ARG;
- ssl->session_ticket_cb = cb;
- ssl->session_ticket_ctx = ctx;
- return WOLFSSL_SUCCESS;
- }
- #endif /* !NO_WOLFSSL_CLIENT */
- #endif /* HAVE_SESSION_TICKET */
- #ifdef HAVE_EXTENDED_MASTER
- #ifndef NO_WOLFSSL_CLIENT
- int wolfSSL_CTX_DisableExtendedMasterSecret(WOLFSSL_CTX* ctx)
- {
- if (ctx == NULL)
- return BAD_FUNC_ARG;
- ctx->haveEMS = 0;
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_DisableExtendedMasterSecret(WOLFSSL* ssl)
- {
- if (ssl == NULL)
- return BAD_FUNC_ARG;
- ssl->options.haveEMS = 0;
- return WOLFSSL_SUCCESS;
- }
- #endif
- #endif
- #ifndef WOLFSSL_LEANPSK
- int wolfSSL_send(WOLFSSL* ssl, const void* data, int sz, int flags)
- {
- int ret;
- int oldFlags;
- WOLFSSL_ENTER("wolfSSL_send()");
- if (ssl == NULL || data == NULL || sz < 0)
- return BAD_FUNC_ARG;
- oldFlags = ssl->wflags;
- ssl->wflags = flags;
- ret = wolfSSL_write(ssl, data, sz);
- ssl->wflags = oldFlags;
- WOLFSSL_LEAVE("wolfSSL_send()", ret);
- return ret;
- }
- int wolfSSL_recv(WOLFSSL* ssl, void* data, int sz, int flags)
- {
- int ret;
- int oldFlags;
- WOLFSSL_ENTER("wolfSSL_recv()");
- if (ssl == NULL || data == NULL || sz < 0)
- return BAD_FUNC_ARG;
- oldFlags = ssl->rflags;
- ssl->rflags = flags;
- ret = wolfSSL_read(ssl, data, sz);
- ssl->rflags = oldFlags;
- WOLFSSL_LEAVE("wolfSSL_recv()", ret);
- return ret;
- }
- #endif
- /* WOLFSSL_SUCCESS on ok */
- WOLFSSL_ABI
- int wolfSSL_shutdown(WOLFSSL* ssl)
- {
- int ret = WOLFSSL_FATAL_ERROR;
- WOLFSSL_ENTER("SSL_shutdown()");
- if (ssl == NULL)
- return WOLFSSL_FATAL_ERROR;
- if (ssl->options.quietShutdown) {
- WOLFSSL_MSG("quiet shutdown, no close notify sent");
- ret = WOLFSSL_SUCCESS;
- }
- else {
- /* try to send close notify, not an error if can't */
- if (!ssl->options.isClosed && !ssl->options.connReset &&
- !ssl->options.sentNotify) {
- ssl->error = SendAlert(ssl, alert_warning, close_notify);
- if (ssl->error < 0) {
- WOLFSSL_ERROR(ssl->error);
- return WOLFSSL_FATAL_ERROR;
- }
- ssl->options.sentNotify = 1; /* don't send close_notify twice */
- if (ssl->options.closeNotify)
- ret = WOLFSSL_SUCCESS;
- else {
- ret = WOLFSSL_SHUTDOWN_NOT_DONE;
- WOLFSSL_LEAVE("SSL_shutdown()", ret);
- return ret;
- }
- }
- #ifdef WOLFSSL_SHUTDOWNONCE
- if (ssl->options.isClosed || ssl->options.connReset) {
- /* Shutdown has already occurred.
- * Caller is free to ignore this error. */
- return SSL_SHUTDOWN_ALREADY_DONE_E;
- }
- #endif
- /* call wolfSSL_shutdown again for bidirectional shutdown */
- if (ssl->options.sentNotify && !ssl->options.closeNotify) {
- ret = ProcessReply(ssl);
- if (ret == ZERO_RETURN) {
- /* simulate OpenSSL behavior */
- ssl->error = WOLFSSL_ERROR_SYSCALL;
- ret = WOLFSSL_SUCCESS;
- } else if (ssl->error == WOLFSSL_ERROR_NONE) {
- ret = WOLFSSL_SHUTDOWN_NOT_DONE;
- } else {
- WOLFSSL_ERROR(ssl->error);
- ret = WOLFSSL_FATAL_ERROR;
- }
- }
- }
- #if defined(OPENSSL_EXTRA) || defined(WOLFSSL_WPAS_SMALL)
- /* reset WOLFSSL structure state for possible re-use */
- if (ret == WOLFSSL_SUCCESS) {
- if (wolfSSL_clear(ssl) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("could not clear WOLFSSL");
- ret = WOLFSSL_FATAL_ERROR;
- }
- }
- #endif
- WOLFSSL_LEAVE("SSL_shutdown()", ret);
- return ret;
- }
- /* get current error state value */
- int wolfSSL_state(WOLFSSL* ssl)
- {
- if (ssl == NULL) {
- return BAD_FUNC_ARG;
- }
- return ssl->error;
- }
- WOLFSSL_ABI
- int wolfSSL_get_error(WOLFSSL* ssl, int ret)
- {
- WOLFSSL_ENTER("SSL_get_error");
- if (ret > 0)
- return WOLFSSL_ERROR_NONE;
- if (ssl == NULL)
- return BAD_FUNC_ARG;
- WOLFSSL_LEAVE("SSL_get_error", ssl->error);
- /* make sure converted types are handled in SetErrorString() too */
- if (ssl->error == WANT_READ)
- return WOLFSSL_ERROR_WANT_READ; /* convert to OpenSSL type */
- else if (ssl->error == WANT_WRITE)
- return WOLFSSL_ERROR_WANT_WRITE; /* convert to OpenSSL type */
- else if (ssl->error == ZERO_RETURN)
- return WOLFSSL_ERROR_ZERO_RETURN; /* convert to OpenSSL type */
- return ssl->error;
- }
- /* retrieve alert history, WOLFSSL_SUCCESS on ok */
- int wolfSSL_get_alert_history(WOLFSSL* ssl, WOLFSSL_ALERT_HISTORY *h)
- {
- if (ssl && h) {
- *h = ssl->alert_history;
- }
- return WOLFSSL_SUCCESS;
- }
- #ifdef OPENSSL_EXTRA
- /* returns SSL_WRITING, SSL_READING or SSL_NOTHING */
- int wolfSSL_want(WOLFSSL* ssl)
- {
- int rw_state = SSL_NOTHING;
- if (ssl) {
- if (ssl->error == WANT_READ)
- rw_state = SSL_READING;
- else if (ssl->error == WANT_WRITE)
- rw_state = SSL_WRITING;
- }
- return rw_state;
- }
- #endif
- /* return TRUE if current error is want read */
- int wolfSSL_want_read(WOLFSSL* ssl)
- {
- WOLFSSL_ENTER("SSL_want_read");
- if (ssl->error == WANT_READ)
- return 1;
- return 0;
- }
- /* return TRUE if current error is want write */
- int wolfSSL_want_write(WOLFSSL* ssl)
- {
- WOLFSSL_ENTER("SSL_want_write");
- if (ssl->error == WANT_WRITE)
- return 1;
- return 0;
- }
- char* wolfSSL_ERR_error_string(unsigned long errNumber, char* data)
- {
- static char tmp[WOLFSSL_MAX_ERROR_SZ] = {0};
- WOLFSSL_ENTER("ERR_error_string");
- if (data) {
- SetErrorString((int)errNumber, data);
- return data;
- }
- else {
- SetErrorString((int)errNumber, tmp);
- return tmp;
- }
- }
- void wolfSSL_ERR_error_string_n(unsigned long e, char* buf, unsigned long len)
- {
- WOLFSSL_ENTER("wolfSSL_ERR_error_string_n");
- if (len >= WOLFSSL_MAX_ERROR_SZ)
- wolfSSL_ERR_error_string(e, buf);
- else {
- char tmp[WOLFSSL_MAX_ERROR_SZ];
- WOLFSSL_MSG("Error buffer too short, truncating");
- if (len) {
- wolfSSL_ERR_error_string(e, tmp);
- XMEMCPY(buf, tmp, len-1);
- buf[len-1] = '\0';
- }
- }
- }
- /* don't free temporary arrays at end of handshake */
- void wolfSSL_KeepArrays(WOLFSSL* ssl)
- {
- if (ssl)
- ssl->options.saveArrays = 1;
- }
- /* user doesn't need temporary arrays anymore, Free */
- void wolfSSL_FreeArrays(WOLFSSL* ssl)
- {
- if (ssl && ssl->options.handShakeState == HANDSHAKE_DONE) {
- ssl->options.saveArrays = 0;
- FreeArrays(ssl, 1);
- }
- }
- /* Set option to indicate that the resources are not to be freed after
- * handshake.
- *
- * ssl The SSL/TLS object.
- * returns BAD_FUNC_ARG when ssl is NULL and 0 on success.
- */
- int wolfSSL_KeepHandshakeResources(WOLFSSL* ssl)
- {
- if (ssl == NULL)
- return BAD_FUNC_ARG;
- ssl->options.keepResources = 1;
- return 0;
- }
- /* Free the handshake resources after handshake.
- *
- * ssl The SSL/TLS object.
- * returns BAD_FUNC_ARG when ssl is NULL and 0 on success.
- */
- int wolfSSL_FreeHandshakeResources(WOLFSSL* ssl)
- {
- if (ssl == NULL)
- return BAD_FUNC_ARG;
- FreeHandshakeResources(ssl);
- return 0;
- }
- /* Use the client's order of preference when matching cipher suites.
- *
- * ssl The SSL/TLS context object.
- * returns BAD_FUNC_ARG when ssl is NULL and 0 on success.
- */
- int wolfSSL_CTX_UseClientSuites(WOLFSSL_CTX* ctx)
- {
- if (ctx == NULL)
- return BAD_FUNC_ARG;
- ctx->useClientOrder = 1;
- return 0;
- }
- /* Use the client's order of preference when matching cipher suites.
- *
- * ssl The SSL/TLS object.
- * returns BAD_FUNC_ARG when ssl is NULL and 0 on success.
- */
- int wolfSSL_UseClientSuites(WOLFSSL* ssl)
- {
- if (ssl == NULL)
- return BAD_FUNC_ARG;
- ssl->options.useClientOrder = 1;
- return 0;
- }
- #ifdef WOLFSSL_DTLS
- const byte* wolfSSL_GetDtlsMacSecret(WOLFSSL* ssl, int verify, int epochOrder)
- {
- #ifndef WOLFSSL_AEAD_ONLY
- Keys* keys = NULL;
- (void)epochOrder;
- if (ssl == NULL)
- return NULL;
- #ifdef HAVE_SECURE_RENEGOTIATION
- switch (epochOrder) {
- case PEER_ORDER:
- if (IsDtlsMsgSCRKeys(ssl))
- keys = &ssl->secure_renegotiation->tmp_keys;
- else
- keys = &ssl->keys;
- break;
- case PREV_ORDER:
- keys = &ssl->keys;
- break;
- case CUR_ORDER:
- if (DtlsUseSCRKeys(ssl))
- keys = &ssl->secure_renegotiation->tmp_keys;
- else
- keys = &ssl->keys;
- break;
- default:
- WOLFSSL_MSG("Unknown epoch order");
- return NULL;
- }
- #else
- keys = &ssl->keys;
- #endif
- if ( (ssl->options.side == WOLFSSL_CLIENT_END && !verify) ||
- (ssl->options.side == WOLFSSL_SERVER_END && verify) )
- return keys->client_write_MAC_secret;
- else
- return keys->server_write_MAC_secret;
- #else
- (void)ssl;
- (void)verify;
- (void)epochOrder;
- return NULL;
- #endif
- }
- #endif /* WOLFSSL_DTLS */
- const byte* wolfSSL_GetMacSecret(WOLFSSL* ssl, int verify)
- {
- #ifndef WOLFSSL_AEAD_ONLY
- if (ssl == NULL)
- return NULL;
- if ( (ssl->options.side == WOLFSSL_CLIENT_END && !verify) ||
- (ssl->options.side == WOLFSSL_SERVER_END && verify) )
- return ssl->keys.client_write_MAC_secret;
- else
- return ssl->keys.server_write_MAC_secret;
- #else
- (void)ssl;
- (void)verify;
- return NULL;
- #endif
- }
- #ifdef ATOMIC_USER
- void wolfSSL_CTX_SetMacEncryptCb(WOLFSSL_CTX* ctx, CallbackMacEncrypt cb)
- {
- if (ctx)
- ctx->MacEncryptCb = cb;
- }
- void wolfSSL_SetMacEncryptCtx(WOLFSSL* ssl, void *ctx)
- {
- if (ssl)
- ssl->MacEncryptCtx = ctx;
- }
- void* wolfSSL_GetMacEncryptCtx(WOLFSSL* ssl)
- {
- if (ssl)
- return ssl->MacEncryptCtx;
- return NULL;
- }
- void wolfSSL_CTX_SetDecryptVerifyCb(WOLFSSL_CTX* ctx, CallbackDecryptVerify cb)
- {
- if (ctx)
- ctx->DecryptVerifyCb = cb;
- }
- void wolfSSL_SetDecryptVerifyCtx(WOLFSSL* ssl, void *ctx)
- {
- if (ssl)
- ssl->DecryptVerifyCtx = ctx;
- }
- void* wolfSSL_GetDecryptVerifyCtx(WOLFSSL* ssl)
- {
- if (ssl)
- return ssl->DecryptVerifyCtx;
- return NULL;
- }
- #if defined(HAVE_ENCRYPT_THEN_MAC) && !defined(WOLFSSL_AEAD_ONLY)
- /**
- * Set the callback, against the context, that encrypts then MACs.
- *
- * ctx SSL/TLS context.
- * cb Callback function to use with Encrypt-Then-MAC.
- */
- void wolfSSL_CTX_SetEncryptMacCb(WOLFSSL_CTX* ctx, CallbackEncryptMac cb)
- {
- if (ctx)
- ctx->EncryptMacCb = cb;
- }
- /**
- * Set the context to use with callback that encrypts then MACs.
- *
- * ssl SSL/TLS object.
- * ctx Callback function's context.
- */
- void wolfSSL_SetEncryptMacCtx(WOLFSSL* ssl, void *ctx)
- {
- if (ssl)
- ssl->EncryptMacCtx = ctx;
- }
- /**
- * Get the context being used with callback that encrypts then MACs.
- *
- * ssl SSL/TLS object.
- * returns callback function's context or NULL if SSL/TLS object is NULL.
- */
- void* wolfSSL_GetEncryptMacCtx(WOLFSSL* ssl)
- {
- if (ssl)
- return ssl->EncryptMacCtx;
- return NULL;
- }
- /**
- * Set the callback, against the context, that MAC verifies then decrypts.
- *
- * ctx SSL/TLS context.
- * cb Callback function to use with Encrypt-Then-MAC.
- */
- void wolfSSL_CTX_SetVerifyDecryptCb(WOLFSSL_CTX* ctx, CallbackVerifyDecrypt cb)
- {
- if (ctx)
- ctx->VerifyDecryptCb = cb;
- }
- /**
- * Set the context to use with callback that MAC verifies then decrypts.
- *
- * ssl SSL/TLS object.
- * ctx Callback function's context.
- */
- void wolfSSL_SetVerifyDecryptCtx(WOLFSSL* ssl, void *ctx)
- {
- if (ssl)
- ssl->VerifyDecryptCtx = ctx;
- }
- /**
- * Get the context being used with callback that MAC verifies then decrypts.
- *
- * ssl SSL/TLS object.
- * returns callback function's context or NULL if SSL/TLS object is NULL.
- */
- void* wolfSSL_GetVerifyDecryptCtx(WOLFSSL* ssl)
- {
- if (ssl)
- return ssl->VerifyDecryptCtx;
- return NULL;
- }
- #endif /* HAVE_ENCRYPT_THEN_MAC !WOLFSSL_AEAD_ONLY */
- const byte* wolfSSL_GetClientWriteKey(WOLFSSL* ssl)
- {
- if (ssl)
- return ssl->keys.client_write_key;
- return NULL;
- }
- const byte* wolfSSL_GetClientWriteIV(WOLFSSL* ssl)
- {
- if (ssl)
- return ssl->keys.client_write_IV;
- return NULL;
- }
- const byte* wolfSSL_GetServerWriteKey(WOLFSSL* ssl)
- {
- if (ssl)
- return ssl->keys.server_write_key;
- return NULL;
- }
- const byte* wolfSSL_GetServerWriteIV(WOLFSSL* ssl)
- {
- if (ssl)
- return ssl->keys.server_write_IV;
- return NULL;
- }
- int wolfSSL_GetKeySize(WOLFSSL* ssl)
- {
- if (ssl)
- return ssl->specs.key_size;
- return BAD_FUNC_ARG;
- }
- int wolfSSL_GetIVSize(WOLFSSL* ssl)
- {
- if (ssl)
- return ssl->specs.iv_size;
- return BAD_FUNC_ARG;
- }
- int wolfSSL_GetBulkCipher(WOLFSSL* ssl)
- {
- if (ssl)
- return ssl->specs.bulk_cipher_algorithm;
- return BAD_FUNC_ARG;
- }
- int wolfSSL_GetCipherType(WOLFSSL* ssl)
- {
- if (ssl == NULL)
- return BAD_FUNC_ARG;
- #ifndef WOLFSSL_AEAD_ONLY
- if (ssl->specs.cipher_type == block)
- return WOLFSSL_BLOCK_TYPE;
- if (ssl->specs.cipher_type == stream)
- return WOLFSSL_STREAM_TYPE;
- #endif
- if (ssl->specs.cipher_type == aead)
- return WOLFSSL_AEAD_TYPE;
- return -1;
- }
- int wolfSSL_GetCipherBlockSize(WOLFSSL* ssl)
- {
- if (ssl == NULL)
- return BAD_FUNC_ARG;
- return ssl->specs.block_size;
- }
- int wolfSSL_GetAeadMacSize(WOLFSSL* ssl)
- {
- if (ssl == NULL)
- return BAD_FUNC_ARG;
- return ssl->specs.aead_mac_size;
- }
- int wolfSSL_IsTLSv1_1(WOLFSSL* ssl)
- {
- if (ssl == NULL)
- return BAD_FUNC_ARG;
- if (ssl->options.tls1_1)
- return 1;
- return 0;
- }
- int wolfSSL_GetSide(WOLFSSL* ssl)
- {
- if (ssl)
- return ssl->options.side;
- return BAD_FUNC_ARG;
- }
- int wolfSSL_GetHmacSize(WOLFSSL* ssl)
- {
- /* AEAD ciphers don't have HMAC keys */
- if (ssl)
- return (ssl->specs.cipher_type != aead) ? ssl->specs.hash_size : 0;
- return BAD_FUNC_ARG;
- }
- #endif /* ATOMIC_USER */
- #ifndef NO_CERTS
- WOLFSSL_CERT_MANAGER* wolfSSL_CTX_GetCertManager(WOLFSSL_CTX* ctx)
- {
- WOLFSSL_CERT_MANAGER* cm = NULL;
- if (ctx)
- cm = ctx->cm;
- return cm;
- }
- WOLFSSL_CERT_MANAGER* wolfSSL_CertManagerNew_ex(void* heap)
- {
- WOLFSSL_CERT_MANAGER* cm;
- WOLFSSL_ENTER("wolfSSL_CertManagerNew");
- cm = (WOLFSSL_CERT_MANAGER*) XMALLOC(sizeof(WOLFSSL_CERT_MANAGER), heap,
- DYNAMIC_TYPE_CERT_MANAGER);
- if (cm) {
- XMEMSET(cm, 0, sizeof(WOLFSSL_CERT_MANAGER));
- cm->refCount = 1;
- if (wc_InitMutex(&cm->caLock) != 0) {
- WOLFSSL_MSG("Bad mutex init");
- wolfSSL_CertManagerFree(cm);
- return NULL;
- }
- #ifndef SINGLE_THREADED
- if (wc_InitMutex(&cm->refMutex) != 0) {
- WOLFSSL_MSG("Bad mutex init");
- wolfSSL_CertManagerFree(cm);
- return NULL;
- }
- #endif
- #ifdef WOLFSSL_TRUST_PEER_CERT
- if (wc_InitMutex(&cm->tpLock) != 0) {
- WOLFSSL_MSG("Bad mutex init");
- wolfSSL_CertManagerFree(cm);
- return NULL;
- }
- #endif
- /* set default minimum key size allowed */
- #ifndef NO_RSA
- cm->minRsaKeySz = MIN_RSAKEY_SZ;
- #endif
- #ifdef HAVE_ECC
- cm->minEccKeySz = MIN_ECCKEY_SZ;
- #endif
- cm->heap = heap;
- }
- return cm;
- }
- WOLFSSL_CERT_MANAGER* wolfSSL_CertManagerNew(void)
- {
- return wolfSSL_CertManagerNew_ex(NULL);
- }
- void wolfSSL_CertManagerFree(WOLFSSL_CERT_MANAGER* cm)
- {
- int doFree = 0;
- WOLFSSL_ENTER("wolfSSL_CertManagerFree");
- if (cm) {
- #ifndef SINGLE_THREADED
- if (wc_LockMutex(&cm->refMutex) != 0) {
- WOLFSSL_MSG("Couldn't lock cm mutex");
- }
- #endif
- cm->refCount--;
- if (cm->refCount == 0)
- doFree = 1;
- #ifndef SINGLE_THREADED
- wc_UnLockMutex(&cm->refMutex);
- #endif
- if (doFree) {
- #ifdef HAVE_CRL
- if (cm->crl)
- FreeCRL(cm->crl, 1);
- #endif
- #ifdef HAVE_OCSP
- if (cm->ocsp)
- FreeOCSP(cm->ocsp, 1);
- XFREE(cm->ocspOverrideURL, cm->heap, DYNAMIC_TYPE_URL);
- #if !defined(NO_WOLFSSL_SERVER) && \
- (defined(HAVE_CERTIFICATE_STATUS_REQUEST) || \
- defined(HAVE_CERTIFICATE_STATUS_REQUEST_V2))
- if (cm->ocsp_stapling)
- FreeOCSP(cm->ocsp_stapling, 1);
- #endif
- #endif
- FreeSignerTable(cm->caTable, CA_TABLE_SIZE, cm->heap);
- wc_FreeMutex(&cm->caLock);
- #ifdef WOLFSSL_TRUST_PEER_CERT
- FreeTrustedPeerTable(cm->tpTable, TP_TABLE_SIZE, cm->heap);
- wc_FreeMutex(&cm->tpLock);
- #endif
- #ifndef SINGLE_THREADED
- if (wc_FreeMutex(&cm->refMutex) != 0) {
- WOLFSSL_MSG("Couldn't free refMutex mutex");
- }
- #endif
- XFREE(cm, cm->heap, DYNAMIC_TYPE_CERT_MANAGER);
- }
- }
- }
- int wolfSSL_CertManager_up_ref(WOLFSSL_CERT_MANAGER* cm)
- {
- if (cm) {
- #ifndef SINGLE_THREADED
- if (wc_LockMutex(&cm->refMutex) != 0) {
- WOLFSSL_MSG("Failed to lock cm mutex");
- }
- #endif
- cm->refCount++;
- #ifndef SINGLE_THREADED
- wc_UnLockMutex(&cm->refMutex);
- #endif
- return WOLFSSL_SUCCESS;
- }
- return WOLFSSL_FAILURE;
- }
- #if defined(OPENSSL_EXTRA) && !defined(NO_FILESYSTEM)
- #if defined(WOLFSSL_SIGNER_DER_CERT)
- /******************************************************************************
- * wolfSSL_CertManagerGetCerts - retrieve stack of X509 certificates in a
- * certificate manager (CM).
- *
- * RETURNS:
- * returns stack of X509 certs on success, otherwise returns a NULL.
- */
- WOLFSSL_STACK* wolfSSL_CertManagerGetCerts(WOLFSSL_CERT_MANAGER* cm)
- {
- WOLFSSL_STACK* sk = NULL;
- int numCerts = 0;
- DerBuffer** certBuffers = NULL;
- const byte* derBuffer = NULL;
- Signer* signers = NULL;
- word32 row = 0;
- WOLFSSL_X509* x509 = NULL;
- int i = 0;
- int ret = 0;
- if (cm == NULL)
- return NULL;
- sk = wolfSSL_sk_X509_new();
- if (sk == NULL)
- goto error;
- if (wc_LockMutex(&cm->caLock) != 0)
- goto error;
- /* Iterate once to get the number of certs, for memory allocation
- purposes. */
- for (row = 0; row < CA_TABLE_SIZE; row++) {
- signers = cm->caTable[row];
- while (signers && signers->derCert && signers->derCert->buffer) {
- ++numCerts;
- signers = signers->next;
- }
- }
- if (numCerts == 0) {
- wc_UnLockMutex(&cm->caLock);
- goto error;
- }
- certBuffers = (DerBuffer**)XMALLOC(sizeof(DerBuffer*) * numCerts, cm->heap,
- DYNAMIC_TYPE_TMP_BUFFER);
- if (certBuffers == NULL) {
- wc_UnLockMutex(&cm->caLock);
- goto error;
- }
- XMEMSET(certBuffers, 0, sizeof(DerBuffer*) * numCerts);
- /* Copy the certs locally so that we can release the caLock. If the lock is
- held when wolfSSL_d2i_X509 is called, GetCA will also try to get the
- lock, leading to deadlock. */
- for (row = 0; row < CA_TABLE_SIZE; row++) {
- signers = cm->caTable[row];
- while (signers && signers->derCert && signers->derCert->buffer) {
- ret = AllocDer(&certBuffers[i], signers->derCert->length, CA_TYPE,
- cm->heap);
- if (ret < 0) {
- wc_UnLockMutex(&cm->caLock);
- goto error;
- }
- XMEMCPY(certBuffers[i]->buffer, signers->derCert->buffer,
- signers->derCert->length);
- certBuffers[i]->length = signers->derCert->length;
- ++i;
- signers = signers->next;
- }
- }
- wc_UnLockMutex(&cm->caLock);
- for (i = 0; i < numCerts; ++i) {
- derBuffer = certBuffers[i]->buffer;
- wolfSSL_d2i_X509(&x509, &derBuffer, certBuffers[i]->length);
- if (x509 == NULL)
- goto error;
- if (wolfSSL_sk_X509_push(sk, x509) != WOLFSSL_SUCCESS)
- goto error;
- }
- for (i = 0; i < numCerts && certBuffers[i] != NULL; ++i) {
- FreeDer(&certBuffers[i]);
- }
- XFREE(certBuffers, cm->heap, DYNAMIC_TYPE_TMP_BUFFER);
- return sk;
- error:
- if (sk)
- wolfSSL_sk_X509_free(sk);
- if (certBuffers != NULL) {
- for (i = 0; i < numCerts && certBuffers[i] != NULL; ++i) {
- FreeDer(&certBuffers[i]);
- }
- }
- if (certBuffers)
- XFREE(certBuffers, cm->heap, DYNAMIC_TYPE_TMP_BUFFER);
- return NULL;
- }
- #endif /* WOLFSSL_SIGNER_DER_CERT */
- #endif /* OPENSSL_EXTRA && !NO_FILESYSTEM */
- /* Unload the CA signer list */
- int wolfSSL_CertManagerUnloadCAs(WOLFSSL_CERT_MANAGER* cm)
- {
- WOLFSSL_ENTER("wolfSSL_CertManagerUnloadCAs");
- if (cm == NULL)
- return BAD_FUNC_ARG;
- if (wc_LockMutex(&cm->caLock) != 0)
- return BAD_MUTEX_E;
- FreeSignerTable(cm->caTable, CA_TABLE_SIZE, cm->heap);
- wc_UnLockMutex(&cm->caLock);
- return WOLFSSL_SUCCESS;
- }
- #ifdef WOLFSSL_TRUST_PEER_CERT
- int wolfSSL_CertManagerUnload_trust_peers(WOLFSSL_CERT_MANAGER* cm)
- {
- WOLFSSL_ENTER("wolfSSL_CertManagerUnload_trust_peers");
- if (cm == NULL)
- return BAD_FUNC_ARG;
- if (wc_LockMutex(&cm->tpLock) != 0)
- return BAD_MUTEX_E;
- FreeTrustedPeerTable(cm->tpTable, TP_TABLE_SIZE, cm->heap);
- wc_UnLockMutex(&cm->tpLock);
- return WOLFSSL_SUCCESS;
- }
- #endif /* WOLFSSL_TRUST_PEER_CERT */
- #endif /* NO_CERTS */
- #if !defined(NO_FILESYSTEM) && !defined(NO_STDIO_FILESYSTEM)
- void wolfSSL_ERR_print_errors_fp(XFILE fp, int err)
- {
- char data[WOLFSSL_MAX_ERROR_SZ + 1];
- WOLFSSL_ENTER("wolfSSL_ERR_print_errors_fp");
- SetErrorString(err, data);
- XFPRINTF(fp, "%s", data);
- }
- #if defined(OPENSSL_EXTRA) || defined(DEBUG_WOLFSSL_VERBOSE)
- void wolfSSL_ERR_dump_errors_fp(XFILE fp)
- {
- wc_ERR_print_errors_fp(fp);
- }
- void wolfSSL_ERR_print_errors_cb (int (*cb)(const char *str, size_t len,
- void *u), void *u)
- {
- wc_ERR_print_errors_cb(cb, u);
- }
- #endif
- #endif
- WOLFSSL_ABI
- int wolfSSL_pending(WOLFSSL* ssl)
- {
- WOLFSSL_ENTER("SSL_pending");
- if (ssl == NULL)
- return WOLFSSL_FAILURE;
- return ssl->buffers.clearOutputBuffer.length;
- }
- #ifndef WOLFSSL_LEANPSK
- /* turn on handshake group messages for context */
- int wolfSSL_CTX_set_group_messages(WOLFSSL_CTX* ctx)
- {
- if (ctx == NULL)
- return BAD_FUNC_ARG;
- ctx->groupMessages = 1;
- return WOLFSSL_SUCCESS;
- }
- #endif
- #ifndef NO_WOLFSSL_CLIENT
- /* connect enough to get peer cert chain */
- int wolfSSL_connect_cert(WOLFSSL* ssl)
- {
- int ret;
- if (ssl == NULL)
- return WOLFSSL_FAILURE;
- ssl->options.certOnly = 1;
- ret = wolfSSL_connect(ssl);
- ssl->options.certOnly = 0;
- return ret;
- }
- #endif
- #ifndef WOLFSSL_LEANPSK
- /* turn on handshake group messages for ssl object */
- int wolfSSL_set_group_messages(WOLFSSL* ssl)
- {
- if (ssl == NULL)
- return BAD_FUNC_ARG;
- ssl->options.groupMessages = 1;
- return WOLFSSL_SUCCESS;
- }
- /* make minVersion the internal equivalent SSL version */
- static int SetMinVersionHelper(byte* minVersion, int version)
- {
- #ifdef NO_TLS
- (void)minVersion;
- #endif
- switch (version) {
- #if defined(WOLFSSL_ALLOW_SSLV3) && !defined(NO_OLD_TLS)
- case WOLFSSL_SSLV3:
- *minVersion = SSLv3_MINOR;
- break;
- #endif
- #ifndef NO_TLS
- #ifndef NO_OLD_TLS
- #ifdef WOLFSSL_ALLOW_TLSV10
- case WOLFSSL_TLSV1:
- *minVersion = TLSv1_MINOR;
- break;
- #endif
- case WOLFSSL_TLSV1_1:
- *minVersion = TLSv1_1_MINOR;
- break;
- #endif
- #ifndef WOLFSSL_NO_TLS12
- case WOLFSSL_TLSV1_2:
- *minVersion = TLSv1_2_MINOR;
- break;
- #endif
- #endif
- #ifdef WOLFSSL_TLS13
- case WOLFSSL_TLSV1_3:
- *minVersion = TLSv1_3_MINOR;
- break;
- #endif
- default:
- WOLFSSL_MSG("Bad function argument");
- return BAD_FUNC_ARG;
- }
- return WOLFSSL_SUCCESS;
- }
- /* Set minimum downgrade version allowed, WOLFSSL_SUCCESS on ok */
- WOLFSSL_ABI
- int wolfSSL_CTX_SetMinVersion(WOLFSSL_CTX* ctx, int version)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_SetMinVersion");
- if (ctx == NULL) {
- WOLFSSL_MSG("Bad function argument");
- return BAD_FUNC_ARG;
- }
- return SetMinVersionHelper(&ctx->minDowngrade, version);
- }
- /* Set minimum downgrade version allowed, WOLFSSL_SUCCESS on ok */
- int wolfSSL_SetMinVersion(WOLFSSL* ssl, int version)
- {
- WOLFSSL_ENTER("wolfSSL_SetMinVersion");
- if (ssl == NULL) {
- WOLFSSL_MSG("Bad function argument");
- return BAD_FUNC_ARG;
- }
- return SetMinVersionHelper(&ssl->options.minDowngrade, version);
- }
- /* Function to get version as WOLFSSL_ enum value for wolfSSL_SetVersion */
- int wolfSSL_GetVersion(const WOLFSSL* ssl)
- {
- if (ssl == NULL)
- return BAD_FUNC_ARG;
- if (ssl->version.major == SSLv3_MAJOR) {
- switch (ssl->version.minor) {
- case SSLv3_MINOR :
- return WOLFSSL_SSLV3;
- case TLSv1_MINOR :
- return WOLFSSL_TLSV1;
- case TLSv1_1_MINOR :
- return WOLFSSL_TLSV1_1;
- case TLSv1_2_MINOR :
- return WOLFSSL_TLSV1_2;
- case TLSv1_3_MINOR :
- return WOLFSSL_TLSV1_3;
- default:
- break;
- }
- }
- return VERSION_ERROR;
- }
- int wolfSSL_SetVersion(WOLFSSL* ssl, int version)
- {
- word16 haveRSA = 1;
- word16 havePSK = 0;
- int keySz = 0;
- WOLFSSL_ENTER("wolfSSL_SetVersion");
- if (ssl == NULL) {
- WOLFSSL_MSG("Bad function argument");
- return BAD_FUNC_ARG;
- }
- switch (version) {
- #if defined(WOLFSSL_ALLOW_SSLV3) && !defined(NO_OLD_TLS)
- case WOLFSSL_SSLV3:
- ssl->version = MakeSSLv3();
- break;
- #endif
- #ifndef NO_TLS
- #ifndef NO_OLD_TLS
- #ifdef WOLFSSL_ALLOW_TLSV10
- case WOLFSSL_TLSV1:
- ssl->version = MakeTLSv1();
- break;
- #endif
- case WOLFSSL_TLSV1_1:
- ssl->version = MakeTLSv1_1();
- break;
- #endif
- #ifndef WOLFSSL_NO_TLS12
- case WOLFSSL_TLSV1_2:
- ssl->version = MakeTLSv1_2();
- break;
- #endif
- #endif
- #ifdef WOLFSSL_TLS13
- case WOLFSSL_TLSV1_3:
- ssl->version = MakeTLSv1_3();
- break;
- #endif
- default:
- WOLFSSL_MSG("Bad function argument");
- return BAD_FUNC_ARG;
- }
- #ifdef NO_RSA
- haveRSA = 0;
- #endif
- #ifndef NO_PSK
- havePSK = ssl->options.havePSK;
- #endif
- #ifndef NO_CERTS
- keySz = ssl->buffers.keySz;
- #endif
- InitSuites(ssl->suites, ssl->version, keySz, haveRSA, havePSK,
- ssl->options.haveDH, ssl->options.haveECDSAsig,
- ssl->options.haveECC, ssl->options.haveStaticECC,
- ssl->options.haveAnon, ssl->options.side);
- return WOLFSSL_SUCCESS;
- }
- #endif /* !leanpsk */
- #if !defined(NO_CERTS) || !defined(NO_SESSION_CACHE)
- /* Make a work from the front of random hash */
- static WC_INLINE word32 MakeWordFromHash(const byte* hashID)
- {
- return ((word32)hashID[0] << 24) | ((word32)hashID[1] << 16) |
- ((word32)hashID[2] << 8) | (word32)hashID[3];
- }
- #endif /* !NO_CERTS || !NO_SESSION_CACHE */
- #ifndef NO_CERTS
- /* hash is the SHA digest of name, just use first 32 bits as hash */
- static WC_INLINE word32 HashSigner(const byte* hash)
- {
- return MakeWordFromHash(hash) % CA_TABLE_SIZE;
- }
- /* does CA already exist on signer list */
- int AlreadySigner(WOLFSSL_CERT_MANAGER* cm, byte* hash)
- {
- Signer* signers;
- int ret = 0;
- word32 row;
- if (cm == NULL || hash == NULL) {
- return ret;
- }
- row = HashSigner(hash);
- if (wc_LockMutex(&cm->caLock) != 0) {
- return ret;
- }
- signers = cm->caTable[row];
- while (signers) {
- byte* subjectHash;
- #ifndef NO_SKID
- subjectHash = signers->subjectKeyIdHash;
- #else
- subjectHash = signers->subjectNameHash;
- #endif
- if (XMEMCMP(hash, subjectHash, SIGNER_DIGEST_SIZE) == 0) {
- ret = 1; /* success */
- break;
- }
- signers = signers->next;
- }
- wc_UnLockMutex(&cm->caLock);
- return ret;
- }
- #ifdef WOLFSSL_TRUST_PEER_CERT
- /* hash is the SHA digest of name, just use first 32 bits as hash */
- static WC_INLINE word32 TrustedPeerHashSigner(const byte* hash)
- {
- return MakeWordFromHash(hash) % TP_TABLE_SIZE;
- }
- /* does trusted peer already exist on signer list */
- int AlreadyTrustedPeer(WOLFSSL_CERT_MANAGER* cm, byte* hash)
- {
- TrustedPeerCert* tp;
- int ret = 0;
- word32 row = TrustedPeerHashSigner(hash);
- if (wc_LockMutex(&cm->tpLock) != 0)
- return ret;
- tp = cm->tpTable[row];
- while (tp) {
- byte* subjectHash;
- #ifndef NO_SKID
- subjectHash = tp->subjectKeyIdHash;
- #else
- subjectHash = tp->subjectNameHash;
- #endif
- if (XMEMCMP(hash, subjectHash, SIGNER_DIGEST_SIZE) == 0) {
- ret = 1;
- break;
- }
- tp = tp->next;
- }
- wc_UnLockMutex(&cm->tpLock);
- return ret;
- }
- /* return Trusted Peer if found, otherwise NULL
- type is what to match on
- */
- TrustedPeerCert* GetTrustedPeer(void* vp, byte* hash, int type)
- {
- WOLFSSL_CERT_MANAGER* cm = (WOLFSSL_CERT_MANAGER*)vp;
- TrustedPeerCert* ret = NULL;
- TrustedPeerCert* tp = NULL;
- word32 row;
- if (cm == NULL || hash == NULL)
- return NULL;
- row = TrustedPeerHashSigner(hash);
- if (wc_LockMutex(&cm->tpLock) != 0)
- return ret;
- tp = cm->tpTable[row];
- while (tp) {
- byte* subjectHash;
- switch (type) {
- #ifndef NO_SKID
- case WC_MATCH_SKID:
- subjectHash = tp->subjectKeyIdHash;
- break;
- #endif
- case WC_MATCH_NAME:
- subjectHash = tp->subjectNameHash;
- break;
- default:
- WOLFSSL_MSG("Unknown search type");
- wc_UnLockMutex(&cm->tpLock);
- return NULL;
- }
- if (XMEMCMP(hash, subjectHash, SIGNER_DIGEST_SIZE) == 0) {
- ret = tp;
- break;
- }
- tp = tp->next;
- }
- wc_UnLockMutex(&cm->tpLock);
- return ret;
- }
- int MatchTrustedPeer(TrustedPeerCert* tp, DecodedCert* cert)
- {
- if (tp == NULL || cert == NULL)
- return BAD_FUNC_ARG;
- /* subject key id or subject hash has been compared when searching
- tpTable for the cert from function GetTrustedPeer */
- /* compare signatures */
- if (tp->sigLen == cert->sigLength) {
- if (XMEMCMP(tp->sig, cert->signature, cert->sigLength)) {
- return WOLFSSL_FAILURE;
- }
- }
- else {
- return WOLFSSL_FAILURE;
- }
- return WOLFSSL_SUCCESS;
- }
- #endif /* WOLFSSL_TRUST_PEER_CERT */
- /* return CA if found, otherwise NULL */
- Signer* GetCA(void* vp, byte* hash)
- {
- WOLFSSL_CERT_MANAGER* cm = (WOLFSSL_CERT_MANAGER*)vp;
- Signer* ret = NULL;
- Signer* signers;
- word32 row = 0;
- if (cm == NULL || hash == NULL)
- return NULL;
- row = HashSigner(hash);
- if (wc_LockMutex(&cm->caLock) != 0)
- return ret;
- signers = cm->caTable[row];
- while (signers) {
- byte* subjectHash;
- #ifndef NO_SKID
- subjectHash = signers->subjectKeyIdHash;
- #else
- subjectHash = signers->subjectNameHash;
- #endif
- if (XMEMCMP(hash, subjectHash, SIGNER_DIGEST_SIZE) == 0) {
- ret = signers;
- break;
- }
- signers = signers->next;
- }
- wc_UnLockMutex(&cm->caLock);
- return ret;
- }
- #ifndef NO_SKID
- /* return CA if found, otherwise NULL. Walk through hash table. */
- Signer* GetCAByName(void* vp, byte* hash)
- {
- WOLFSSL_CERT_MANAGER* cm = (WOLFSSL_CERT_MANAGER*)vp;
- Signer* ret = NULL;
- Signer* signers;
- word32 row;
- if (cm == NULL)
- return NULL;
- if (wc_LockMutex(&cm->caLock) != 0)
- return ret;
- for (row = 0; row < CA_TABLE_SIZE && ret == NULL; row++) {
- signers = cm->caTable[row];
- while (signers && ret == NULL) {
- if (XMEMCMP(hash, signers->subjectNameHash,
- SIGNER_DIGEST_SIZE) == 0) {
- ret = signers;
- }
- signers = signers->next;
- }
- }
- wc_UnLockMutex(&cm->caLock);
- return ret;
- }
- #endif
- #ifdef WOLFSSL_TRUST_PEER_CERT
- /* add a trusted peer cert to linked list */
- int AddTrustedPeer(WOLFSSL_CERT_MANAGER* cm, DerBuffer** pDer, int verify)
- {
- int ret, row;
- TrustedPeerCert* peerCert;
- DecodedCert* cert;
- DerBuffer* der = *pDer;
- byte* subjectHash = NULL;
- WOLFSSL_MSG("Adding a Trusted Peer Cert");
- cert = (DecodedCert*)XMALLOC(sizeof(DecodedCert), cm->heap,
- DYNAMIC_TYPE_DCERT);
- if (cert == NULL) {
- FreeDer(&der);
- return MEMORY_E;
- }
- InitDecodedCert(cert, der->buffer, der->length, cm->heap);
- if ((ret = ParseCert(cert, TRUSTED_PEER_TYPE, verify, cm)) != 0) {
- FreeDecodedCert(cert);
- XFREE(cert, NULL, DYNAMIC_TYPE_DCERT);
- FreeDer(&der);
- return ret;
- }
- WOLFSSL_MSG("\tParsed new trusted peer cert");
- peerCert = (TrustedPeerCert*)XMALLOC(sizeof(TrustedPeerCert), cm->heap,
- DYNAMIC_TYPE_CERT);
- if (peerCert == NULL) {
- FreeDecodedCert(cert);
- XFREE(cert, cm->heap, DYNAMIC_TYPE_DCERT);
- FreeDer(&der);
- return MEMORY_E;
- }
- XMEMSET(peerCert, 0, sizeof(TrustedPeerCert));
- #ifndef NO_SKID
- if (cert->extAuthKeyIdSet) {
- subjectHash = cert->extSubjKeyId;
- }
- else {
- subjectHash = cert->subjectHash;
- }
- #else
- subjectHash = cert->subjectHash;
- #endif
- #ifndef IGNORE_NAME_CONSTRAINTS
- if (peerCert->permittedNames)
- FreeNameSubtrees(peerCert->permittedNames, cm->heap);
- if (peerCert->excludedNames)
- FreeNameSubtrees(peerCert->excludedNames, cm->heap);
- #endif
- if (AlreadyTrustedPeer(cm, subjectHash)) {
- WOLFSSL_MSG("\tAlready have this CA, not adding again");
- FreeTrustedPeer(peerCert, cm->heap);
- (void)ret;
- }
- else {
- /* add trusted peer signature */
- peerCert->sigLen = cert->sigLength;
- peerCert->sig = (byte *)XMALLOC(cert->sigLength, cm->heap,
- DYNAMIC_TYPE_SIGNATURE);
- if (peerCert->sig == NULL) {
- FreeDecodedCert(cert);
- XFREE(cert, cm->heap, DYNAMIC_TYPE_DCERT);
- FreeTrustedPeer(peerCert, cm->heap);
- FreeDer(&der);
- return MEMORY_E;
- }
- XMEMCPY(peerCert->sig, cert->signature, cert->sigLength);
- /* add trusted peer name */
- peerCert->nameLen = cert->subjectCNLen;
- peerCert->name = cert->subjectCN;
- #ifndef IGNORE_NAME_CONSTRAINTS
- peerCert->permittedNames = cert->permittedNames;
- peerCert->excludedNames = cert->excludedNames;
- #endif
- /* add SKID when available and hash of name */
- #ifndef NO_SKID
- XMEMCPY(peerCert->subjectKeyIdHash, cert->extSubjKeyId,
- SIGNER_DIGEST_SIZE);
- #endif
- XMEMCPY(peerCert->subjectNameHash, cert->subjectHash,
- SIGNER_DIGEST_SIZE);
- peerCert->next = NULL; /* If Key Usage not set, all uses valid. */
- cert->subjectCN = 0;
- #ifndef IGNORE_NAME_CONSTRAINTS
- cert->permittedNames = NULL;
- cert->excludedNames = NULL;
- #endif
- #ifndef NO_SKID
- if (cert->extAuthKeyIdSet) {
- row = TrustedPeerHashSigner(peerCert->subjectKeyIdHash);
- }
- else {
- row = TrustedPeerHashSigner(peerCert->subjectNameHash);
- }
- #else
- row = TrustedPeerHashSigner(peerCert->subjectNameHash);
- #endif
- if (wc_LockMutex(&cm->tpLock) == 0) {
- peerCert->next = cm->tpTable[row];
- cm->tpTable[row] = peerCert; /* takes ownership */
- wc_UnLockMutex(&cm->tpLock);
- }
- else {
- WOLFSSL_MSG("\tTrusted Peer Cert Mutex Lock failed");
- FreeDecodedCert(cert);
- XFREE(cert, cm->heap, DYNAMIC_TYPE_DCERT);
- FreeTrustedPeer(peerCert, cm->heap);
- FreeDer(&der);
- return BAD_MUTEX_E;
- }
- }
- WOLFSSL_MSG("\tFreeing parsed trusted peer cert");
- FreeDecodedCert(cert);
- XFREE(cert, cm->heap, DYNAMIC_TYPE_DCERT);
- WOLFSSL_MSG("\tFreeing der trusted peer cert");
- FreeDer(&der);
- WOLFSSL_MSG("\t\tOK Freeing der trusted peer cert");
- WOLFSSL_LEAVE("AddTrustedPeer", ret);
- return WOLFSSL_SUCCESS;
- }
- #endif /* WOLFSSL_TRUST_PEER_CERT */
- /* owns der, internal now uses too */
- /* type flag ids from user or from chain received during verify
- don't allow chain ones to be added w/o isCA extension */
- int AddCA(WOLFSSL_CERT_MANAGER* cm, DerBuffer** pDer, int type, int verify)
- {
- int ret;
- Signer* signer = NULL;
- word32 row;
- byte* subjectHash;
- #ifdef WOLFSSL_SMALL_STACK
- DecodedCert* cert = NULL;
- #else
- DecodedCert cert[1];
- #endif
- DerBuffer* der = *pDer;
- WOLFSSL_MSG("Adding a CA");
- if (cm == NULL) {
- FreeDer(pDer);
- return BAD_FUNC_ARG;
- }
- #ifdef WOLFSSL_SMALL_STACK
- cert = (DecodedCert*)XMALLOC(sizeof(DecodedCert), NULL,
- DYNAMIC_TYPE_DCERT);
- if (cert == NULL) {
- FreeDer(pDer);
- return MEMORY_E;
- }
- #endif
- InitDecodedCert(cert, der->buffer, der->length, cm->heap);
- ret = ParseCert(cert, CA_TYPE, verify, cm);
- WOLFSSL_MSG("\tParsed new CA");
- #ifndef NO_SKID
- subjectHash = cert->extSubjKeyId;
- #else
- subjectHash = cert->subjectHash;
- #endif
- /* check CA key size */
- if (verify) {
- switch (cert->keyOID) {
- #ifndef NO_RSA
- case RSAk:
- if (cm->minRsaKeySz < 0 ||
- cert->pubKeySize < (word16)cm->minRsaKeySz) {
- ret = RSA_KEY_SIZE_E;
- WOLFSSL_MSG("\tCA RSA key size error");
- }
- break;
- #endif /* !NO_RSA */
- #ifdef HAVE_ECC
- case ECDSAk:
- if (cm->minEccKeySz < 0 ||
- cert->pubKeySize < (word16)cm->minEccKeySz) {
- ret = ECC_KEY_SIZE_E;
- WOLFSSL_MSG("\tCA ECC key size error");
- }
- break;
- #endif /* HAVE_ECC */
- #ifdef HAVE_ED25519
- case ED25519k:
- if (cm->minEccKeySz < 0 ||
- ED25519_KEY_SIZE < (word16)cm->minEccKeySz) {
- ret = ECC_KEY_SIZE_E;
- WOLFSSL_MSG("\tCA ECC key size error");
- }
- break;
- #endif /* HAVE_ED25519 */
- #ifdef HAVE_ED448
- case ED448k:
- if (cm->minEccKeySz < 0 ||
- ED448_KEY_SIZE < (word16)cm->minEccKeySz) {
- ret = ECC_KEY_SIZE_E;
- WOLFSSL_MSG("\tCA ECC key size error");
- }
- break;
- #endif /* HAVE_ED448 */
- default:
- WOLFSSL_MSG("\tNo key size check done on CA");
- break; /* no size check if key type is not in switch */
- }
- }
- if (ret == 0 && cert->isCA == 0 && type != WOLFSSL_USER_CA) {
- WOLFSSL_MSG("\tCan't add as CA if not actually one");
- ret = NOT_CA_ERROR;
- }
- #ifndef ALLOW_INVALID_CERTSIGN
- else if (ret == 0 && cert->isCA == 1 && type != WOLFSSL_USER_CA &&
- !cert->selfSigned && (cert->extKeyUsage & KEYUSE_KEY_CERT_SIGN) == 0) {
- /* Intermediate CA certs are required to have the keyCertSign
- * extension set. User loaded root certs are not. */
- WOLFSSL_MSG("\tDoesn't have key usage certificate signing");
- ret = NOT_CA_ERROR;
- }
- #endif
- else if (ret == 0 && AlreadySigner(cm, subjectHash)) {
- WOLFSSL_MSG("\tAlready have this CA, not adding again");
- (void)ret;
- }
- else if (ret == 0) {
- /* take over signer parts */
- signer = MakeSigner(cm->heap);
- if (!signer)
- ret = MEMORY_ERROR;
- }
- if (ret == 0 && signer != NULL) {
- #ifdef WOLFSSL_SIGNER_DER_CERT
- ret = AllocDer(&signer->derCert, der->length, der->type, NULL);
- }
- if (ret == 0 && signer != NULL) {
- XMEMCPY(signer->derCert->buffer, der->buffer, der->length);
- #endif
- signer->keyOID = cert->keyOID;
- if (cert->pubKeyStored) {
- signer->publicKey = cert->publicKey;
- signer->pubKeySize = cert->pubKeySize;
- }
- if (cert->subjectCNStored) {
- signer->nameLen = cert->subjectCNLen;
- signer->name = cert->subjectCN;
- }
- signer->pathLength = cert->pathLength;
- signer->maxPathLen = cert->maxPathLen;
- signer->pathLengthSet = cert->pathLengthSet;
- signer->selfSigned = cert->selfSigned;
- #ifndef IGNORE_NAME_CONSTRAINTS
- signer->permittedNames = cert->permittedNames;
- signer->excludedNames = cert->excludedNames;
- #endif
- #ifndef NO_SKID
- XMEMCPY(signer->subjectKeyIdHash, cert->extSubjKeyId,
- SIGNER_DIGEST_SIZE);
- #endif
- XMEMCPY(signer->subjectNameHash, cert->subjectHash,
- SIGNER_DIGEST_SIZE);
- #ifdef HAVE_OCSP
- XMEMCPY(signer->subjectKeyHash, cert->subjectKeyHash,
- KEYID_SIZE);
- #endif
- signer->keyUsage = cert->extKeyUsageSet ? cert->extKeyUsage
- : 0xFFFF;
- signer->next = NULL; /* If Key Usage not set, all uses valid. */
- cert->publicKey = 0; /* in case lock fails don't free here. */
- cert->subjectCN = 0;
- #ifndef IGNORE_NAME_CONSTRAINTS
- cert->permittedNames = NULL;
- cert->excludedNames = NULL;
- #endif
- #ifndef NO_SKID
- row = HashSigner(signer->subjectKeyIdHash);
- #else
- row = HashSigner(signer->subjectNameHash);
- #endif
- if (wc_LockMutex(&cm->caLock) == 0) {
- signer->next = cm->caTable[row];
- cm->caTable[row] = signer; /* takes ownership */
- wc_UnLockMutex(&cm->caLock);
- if (cm->caCacheCallback)
- cm->caCacheCallback(der->buffer, (int)der->length, type);
- }
- else {
- WOLFSSL_MSG("\tCA Mutex Lock failed");
- ret = BAD_MUTEX_E;
- FreeSigner(signer, cm->heap);
- }
- }
- #if defined(WOLFSSL_RENESAS_TSIP_TLS)
- /* Verify CA by TSIP so that generated tsip key is going to be able to */
- /* be used for peer's cert verification */
- /* TSIP is only able to handle USER CA, and only one CA. */
- /* Therefore, it doesn't need to call TSIP again if there is already */
- /* verified CA. */
- if ( ret == 0 && signer != NULL ) {
- signer->cm_idx = row;
- if (type == WOLFSSL_USER_CA && tsip_rootCAverified() == 0 ) {
- if ((ret = tsip_tls_RootCertVerify(cert->source, cert->maxIdx,
- cert->sigCtx.pubkey_n_start, cert->sigCtx.pubkey_n_len - 1,
- cert->sigCtx.pubkey_e_start, cert->sigCtx.pubkey_e_len - 1,
- row/* cm index */))
- != 0)
- WOLFSSL_MSG("tsip_tls_RootCertVerify() failed");
- else
- WOLFSSL_MSG("tsip_tls_RootCertVerify() succeed");
- }
- }
- #endif
- WOLFSSL_MSG("\tFreeing Parsed CA");
- FreeDecodedCert(cert);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, NULL, DYNAMIC_TYPE_DCERT);
- #endif
- WOLFSSL_MSG("\tFreeing der CA");
- FreeDer(pDer);
- WOLFSSL_MSG("\t\tOK Freeing der CA");
- WOLFSSL_LEAVE("AddCA", ret);
- return ret == 0 ? WOLFSSL_SUCCESS : ret;
- }
- #endif /* !NO_CERTS */
- #ifndef NO_SESSION_CACHE
- /* basic config gives a cache with 33 sessions, adequate for clients and
- embedded servers
- TITAN_SESSION_CACHE allows just over 2 million sessions, for servers
- with titanic amounts of memory with long session ID timeouts and high
- levels of traffic.
- ENABLE_SESSION_CACHE_ROW_LOCK: Allows row level locking for increased
- performance with large session caches
- HUGE_SESSION_CACHE yields 65,791 sessions, for servers under heavy load,
- allows over 13,000 new sessions per minute or over 200 new sessions per
- second
- BIG_SESSION_CACHE yields 20,027 sessions
- MEDIUM_SESSION_CACHE allows 1055 sessions, adequate for servers that
- aren't under heavy load, basically allows 200 new sessions per minute
- SMALL_SESSION_CACHE only stores 6 sessions, good for embedded clients
- or systems where the default of nearly 3kB is too much RAM, this define
- uses less than 500 bytes RAM
- default SESSION_CACHE stores 33 sessions (no XXX_SESSION_CACHE defined)
- */
- #if defined(TITAN_SESSION_CACHE)
- #define SESSIONS_PER_ROW 31
- #define SESSION_ROWS 64937
- #ifdef ENABLE_SESSION_CACHE_ROW_LOCK
- #define ENABLE_SESSION_CACHE_ROW_LOCK
- #endif
- #elif defined(HUGE_SESSION_CACHE)
- #define SESSIONS_PER_ROW 11
- #define SESSION_ROWS 5981
- #elif defined(BIG_SESSION_CACHE)
- #define SESSIONS_PER_ROW 7
- #define SESSION_ROWS 2861
- #elif defined(MEDIUM_SESSION_CACHE)
- #define SESSIONS_PER_ROW 5
- #define SESSION_ROWS 211
- #elif defined(SMALL_SESSION_CACHE)
- #define SESSIONS_PER_ROW 2
- #define SESSION_ROWS 3
- #else
- #define SESSIONS_PER_ROW 3
- #define SESSION_ROWS 11
- #endif
- #ifdef NO_SESSION_CACHE_ROW_LOCK
- #undef ENABLE_SESSION_CACHE_ROW_LOCK
- #endif
- typedef struct SessionRow {
- int nextIdx; /* where to place next one */
- int totalCount; /* sessions ever on this row */
- WOLFSSL_SESSION Sessions[SESSIONS_PER_ROW];
- #ifdef ENABLE_SESSION_CACHE_ROW_LOCK
- /* not included in import/export */
- wolfSSL_Mutex row_mutex;
- #endif
- } SessionRow;
- #define SIZEOF_SESSION_ROW (sizeof(WOLFSSL_SESSION) + (sizeof(int) * 2))
- static WOLFSSL_GLOBAL SessionRow SessionCache[SESSION_ROWS];
- #if defined(WOLFSSL_SESSION_STATS) && defined(WOLFSSL_PEAK_SESSIONS)
- static WOLFSSL_GLOBAL word32 PeakSessions;
- #endif
- #ifdef ENABLE_SESSION_CACHE_ROW_LOCK
- #define SESSION_ROW_LOCK(row) wc_LockMutex(&(row)->row_mutex)
- #define SESSION_ROW_UNLOCK(row) wc_UnLockMutex(&(row)->row_mutex);
- #else
- static WOLFSSL_GLOBAL wolfSSL_Mutex session_mutex; /* SessionCache mutex */
- #define SESSION_ROW_LOCK(row) wc_LockMutex(&session_mutex)
- #define SESSION_ROW_UNLOCK(row) wc_UnLockMutex(&session_mutex);
- #endif
- #ifndef NO_CLIENT_CACHE
- typedef struct ClientSession {
- word16 serverRow; /* SessionCache Row id */
- word16 serverIdx; /* SessionCache Idx (column) */
- } ClientSession;
- typedef struct ClientRow {
- int nextIdx; /* where to place next one */
- int totalCount; /* sessions ever on this row */
- ClientSession Clients[SESSIONS_PER_ROW];
- } ClientRow;
- static WOLFSSL_GLOBAL ClientRow ClientCache[SESSION_ROWS];
- /* Client Cache */
- /* uses session mutex */
- static WOLFSSL_GLOBAL wolfSSL_Mutex clisession_mutex; /* ClientCache mutex */
- #endif /* !NO_CLIENT_CACHE */
- #endif /* !NO_SESSION_CACHE */
- #if defined(OPENSSL_EXTRA) || \
- (defined(OPENSSL_EXTRA_X509_SMALL) && !defined(NO_RSA))
- #define HAVE_GLOBAL_RNG /* consolidate flags for using globalRNG */
- static WC_RNG globalRNG;
- static int initGlobalRNG = 0;
- static wolfSSL_Mutex globalRNGMutex;
- #endif
- #if defined(OPENSSL_EXTRA) && !defined(WOLFSSL_NO_OPENSSL_RAND_CB)
- static int wolfSSL_RAND_InitMutex(void);
- #endif
- #if defined(OPENSSL_EXTRA) && defined(HAVE_ATEXIT)
- static void AtExitCleanup(void)
- {
- if (initRefCount > 0) {
- initRefCount = 1;
- (void)wolfSSL_Cleanup();
- }
- }
- #endif
- WOLFSSL_ABI
- int wolfSSL_Init(void)
- {
- #if !defined(NO_SESSION_CACHE) && defined(ENABLE_SESSION_CACHE_ROW_LOCK)
- int i;
- #endif
- WOLFSSL_ENTER("wolfSSL_Init");
- if (initRefCount == 0) {
- /* Initialize crypto for use with TLS connection */
- if (wolfCrypt_Init() != 0) {
- WOLFSSL_MSG("Bad wolfCrypt Init");
- return WC_INIT_E;
- }
- #ifdef HAVE_GLOBAL_RNG
- if (wc_InitMutex(&globalRNGMutex) != 0) {
- WOLFSSL_MSG("Bad Init Mutex rng");
- return BAD_MUTEX_E;
- }
- #endif
- #ifdef OPENSSL_EXTRA
- #ifdef HAVE_ATEXIT
- /* OpenSSL registers cleanup using atexit */
- if (atexit(AtExitCleanup) != 0) {
- WOLFSSL_MSG("Bad atexit registration");
- return WC_INIT_E;
- }
- #endif
- #ifndef WOLFSSL_NO_OPENSSL_RAND_CB
- if (wolfSSL_RAND_InitMutex() != 0) {
- return BAD_MUTEX_E;
- }
- #endif
- if (wolfSSL_RAND_seed(NULL, 0) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("wolfSSL_RAND_Seed failed");
- return WC_INIT_E;
- }
- #endif
- #ifndef NO_SESSION_CACHE
- #ifdef ENABLE_SESSION_CACHE_ROW_LOCK
- for (i = 0; i < SESSION_ROWS; ++i) {
- if (wc_InitMutex(&SessionCache[i].row_mutex) != 0) {
- WOLFSSL_MSG("Bad Init Mutex session");
- return BAD_MUTEX_E;
- }
- }
- #else
- if (wc_InitMutex(&session_mutex) != 0) {
- WOLFSSL_MSG("Bad Init Mutex session");
- return BAD_MUTEX_E;
- }
- #endif
- #ifndef NO_CLIENT_CACHE
- if (wc_InitMutex(&clisession_mutex) != 0) {
- WOLFSSL_MSG("Bad Init Mutex session");
- return BAD_MUTEX_E;
- }
- #endif
- #endif
- if (wc_InitMutex(&count_mutex) != 0) {
- WOLFSSL_MSG("Bad Init Mutex count");
- return BAD_MUTEX_E;
- }
- }
- if (wc_LockMutex(&count_mutex) != 0) {
- WOLFSSL_MSG("Bad Lock Mutex count");
- return BAD_MUTEX_E;
- }
- initRefCount++;
- wc_UnLockMutex(&count_mutex);
- return WOLFSSL_SUCCESS;
- }
- #ifndef NO_CERTS
- /* process user cert chain to pass during the handshake */
- static int ProcessUserChain(WOLFSSL_CTX* ctx, const unsigned char* buff,
- long sz, int format, int type, WOLFSSL* ssl,
- long* used, EncryptedInfo* info, int verify)
- {
- int ret = 0;
- void* heap = wolfSSL_CTX_GetHeap(ctx, ssl);
- #ifdef WOLFSSL_TLS13
- int cnt = 0;
- #endif
- if ((type == CA_TYPE) && (ctx == NULL)) {
- WOLFSSL_MSG("Need context for CA load");
- return BAD_FUNC_ARG;
- }
- /* we may have a user cert chain, try to consume */
- if ((type == CERT_TYPE || type == CA_TYPE) && (info->consumed < sz)) {
- #ifdef WOLFSSL_SMALL_STACK
- byte staticBuffer[1]; /* force heap usage */
- #else
- byte staticBuffer[FILE_BUFFER_SIZE]; /* tmp chain buffer */
- #endif
- byte* chainBuffer = staticBuffer;
- int dynamicBuffer = 0;
- word32 bufferSz;
- long consumed = info->consumed;
- word32 idx = 0;
- int gotOne = 0;
- /* Calculate max possible size, including max headers */
- bufferSz = (word32)(sz - consumed) + (CERT_HEADER_SZ * MAX_CHAIN_DEPTH);
- if (bufferSz > sizeof(staticBuffer)) {
- WOLFSSL_MSG("Growing Tmp Chain Buffer");
- /* will shrink to actual size */
- chainBuffer = (byte*)XMALLOC(bufferSz, heap, DYNAMIC_TYPE_FILE);
- if (chainBuffer == NULL) {
- return MEMORY_E;
- }
- dynamicBuffer = 1;
- }
- WOLFSSL_MSG("Processing Cert Chain");
- while (consumed < sz) {
- DerBuffer* part = NULL;
- word32 remain = (word32)(sz - consumed);
- info->consumed = 0;
- if (format == WOLFSSL_FILETYPE_PEM) {
- #ifdef WOLFSSL_PEM_TO_DER
- ret = PemToDer(buff + consumed, remain, type, &part,
- heap, info, NULL);
- #else
- ret = NOT_COMPILED_IN;
- #endif
- }
- else {
- int length = remain;
- if (format == WOLFSSL_FILETYPE_ASN1) {
- /* get length of der (read sequence) */
- word32 inOutIdx = 0;
- if (GetSequence(buff + consumed, &inOutIdx, &length,
- remain) < 0) {
- ret = ASN_NO_PEM_HEADER;
- }
- length += inOutIdx; /* include leading sequence */
- }
- info->consumed = length;
- if (ret == 0) {
- ret = AllocDer(&part, length, type, heap);
- if (ret == 0) {
- XMEMCPY(part->buffer, buff + consumed, length);
- }
- }
- }
- if (ret == 0) {
- gotOne = 1;
- #ifdef WOLFSSL_TLS13
- cnt++;
- #endif
- if ((idx + part->length + CERT_HEADER_SZ) > bufferSz) {
- WOLFSSL_MSG(" Cert Chain bigger than buffer");
- ret = BUFFER_E;
- }
- else {
- c32to24(part->length, &chainBuffer[idx]);
- idx += CERT_HEADER_SZ;
- XMEMCPY(&chainBuffer[idx], part->buffer, part->length);
- idx += part->length;
- consumed += info->consumed;
- if (used)
- *used += info->consumed;
- }
- /* add CA's to certificate manager */
- if (type == CA_TYPE) {
- /* verify CA unless user set to no verify */
- ret = AddCA(ctx->cm, &part, WOLFSSL_USER_CA, verify);
- gotOne = 0; /* don't exit loop for CA type */
- }
- }
- FreeDer(&part);
- if (ret == ASN_NO_PEM_HEADER && gotOne) {
- WOLFSSL_MSG("We got one good cert, so stuff at end ok");
- break;
- }
- if (ret < 0) {
- WOLFSSL_MSG(" Error in Cert in Chain");
- if (dynamicBuffer)
- XFREE(chainBuffer, heap, DYNAMIC_TYPE_FILE);
- return ret;
- }
- WOLFSSL_MSG(" Consumed another Cert in Chain");
- }
- WOLFSSL_MSG("Finished Processing Cert Chain");
- /* only retain actual size used */
- ret = 0;
- if (idx > 0) {
- if (ssl) {
- if (ssl->buffers.weOwnCertChain) {
- FreeDer(&ssl->buffers.certChain);
- }
- ret = AllocDer(&ssl->buffers.certChain, idx, type, heap);
- if (ret == 0) {
- XMEMCPY(ssl->buffers.certChain->buffer, chainBuffer,
- idx);
- ssl->buffers.weOwnCertChain = 1;
- }
- #ifdef WOLFSSL_TLS13
- ssl->buffers.certChainCnt = cnt;
- #endif
- } else if (ctx) {
- FreeDer(&ctx->certChain);
- ret = AllocDer(&ctx->certChain, idx, type, heap);
- if (ret == 0) {
- XMEMCPY(ctx->certChain->buffer, chainBuffer, idx);
- }
- #ifdef WOLFSSL_TLS13
- ctx->certChainCnt = cnt;
- #endif
- }
- }
- if (dynamicBuffer)
- XFREE(chainBuffer, heap, DYNAMIC_TYPE_FILE);
- }
- return ret;
- }
- static int ProcessBufferTryDecode(WOLFSSL_CTX* ctx, WOLFSSL* ssl, DerBuffer* der,
- int* keySz, word32* idx, int* resetSuites, int* keyFormat, void* heap, int devId)
- {
- int ret = 0;
- (void)heap;
- (void)devId;
- if (ctx == NULL && ssl == NULL)
- ret = BAD_FUNC_ARG;
- if (!der || !keySz || !idx || !resetSuites || !keyFormat)
- ret = BAD_FUNC_ARG;
- #ifndef NO_RSA
- if (ret == 0 && (*keyFormat == 0 || *keyFormat == RSAk)) {
- /* make sure RSA key can be used */
- #ifdef WOLFSSL_SMALL_STACK
- RsaKey* key;
- #else
- RsaKey key[1];
- #endif
- #ifdef WOLFSSL_SMALL_STACK
- key = (RsaKey*)XMALLOC(sizeof(RsaKey), heap, DYNAMIC_TYPE_RSA);
- if (key == NULL)
- return MEMORY_E;
- #endif
- ret = wc_InitRsaKey_ex(key, heap, devId);
- if (ret == 0) {
- *idx = 0;
- ret = wc_RsaPrivateKeyDecode(der->buffer, idx, key, der->length);
- #if defined(WOLF_CRYPTO_CB) || defined(HAVE_PK_CALLBACKS)
- if (ret != 0 && devId != INVALID_DEVID) {
- /* if using crypto or PK callbacks, try public key decode */
- *idx = 0;
- ret = wc_RsaPublicKeyDecode(der->buffer, idx, key, der->length);
- }
- #endif
- if (ret != 0) {
- #if !defined(HAVE_ECC) && !defined(HAVE_ED25519) && \
- !defined(HAVE_ED448)
- WOLFSSL_MSG("RSA decode failed and ECC/ED25519/ED448 not "
- "enabled to try");
- ret = WOLFSSL_BAD_FILE;
- #else
- ret = 0; /* continue trying other algorithms */
- #endif
- }
- else {
- /* check that the size of the RSA key is enough */
- int minRsaSz = ssl ? ssl->options.minRsaKeySz :
- ctx->minRsaKeySz;
- *keySz = wc_RsaEncryptSize((RsaKey*)key);
- if (*keySz < minRsaSz) {
- ret = RSA_KEY_SIZE_E;
- WOLFSSL_MSG("Private Key size too small");
- }
- if (ssl) {
- ssl->buffers.keyType = rsa_sa_algo;
- ssl->buffers.keySz = *keySz;
- }
- else {
- ctx->privateKeyType = rsa_sa_algo;
- ctx->privateKeySz = *keySz;
- }
- *keyFormat = RSAk;
- if (ssl && ssl->options.side == WOLFSSL_SERVER_END) {
- ssl->options.haveStaticECC = 0;
- *resetSuites = 1;
- }
- }
- wc_FreeRsaKey(key);
- }
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(key, heap, DYNAMIC_TYPE_RSA);
- #endif
- }
- #endif
- #ifdef HAVE_ECC
- if (ret == 0 && (*keyFormat == 0 || *keyFormat == ECDSAk)) {
- /* make sure ECC key can be used */
- #ifdef WOLFSSL_SMALL_STACK
- ecc_key* key;
- #else
- ecc_key key[1];
- #endif
- #ifdef WOLFSSL_SMALL_STACK
- key = (ecc_key*)XMALLOC(sizeof(ecc_key), heap, DYNAMIC_TYPE_ECC);
- if (key == NULL)
- return MEMORY_E;
- #endif
- if (wc_ecc_init_ex(key, heap, devId) == 0) {
- *idx = 0;
- ret = wc_EccPrivateKeyDecode(der->buffer, idx, key, der->length);
- #if defined(WOLF_CRYPTO_CB) || defined(HAVE_PK_CALLBACKS)
- if (ret != 0 && devId != INVALID_DEVID) {
- /* if using crypto or PK callbacks, try public key decode */
- *idx = 0;
- ret = wc_EccPublicKeyDecode(der->buffer, idx, key, der->length);
- }
- #endif
- if (ret == 0) {
- /* check for minimum ECC key size and then free */
- int minKeySz = ssl ? ssl->options.minEccKeySz :
- ctx->minEccKeySz;
- *keySz = wc_ecc_size(key);
- if (*keySz < minKeySz) {
- WOLFSSL_MSG("ECC private key too small");
- ret = ECC_KEY_SIZE_E;
- }
- *keyFormat = ECDSAk;
- if (ssl) {
- ssl->options.haveStaticECC = 1;
- ssl->buffers.keyType = ecc_dsa_sa_algo;
- ssl->buffers.keySz = *keySz;
- }
- else {
- ctx->haveStaticECC = 1;
- ctx->privateKeyType = ecc_dsa_sa_algo;
- ctx->privateKeySz = *keySz;
- }
- if (ssl && ssl->options.side == WOLFSSL_SERVER_END) {
- *resetSuites = 1;
- }
- }
- else {
- ret = 0; /* continue trying other algorithms */
- }
- wc_ecc_free(key);
- }
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(key, heap, DYNAMIC_TYPE_ECC);
- #endif
- }
- #endif /* HAVE_ECC */
- #if defined(HAVE_ED25519) && defined(HAVE_ED25519_KEY_IMPORT)
- if (ret == 0 && (*keyFormat == 0 || *keyFormat == ED25519k)) {
- /* make sure Ed25519 key can be used */
- #ifdef WOLFSSL_SMALL_STACK
- ed25519_key* key;
- #else
- ed25519_key key[1];
- #endif
- #ifdef WOLFSSL_SMALL_STACK
- key = (ed25519_key*)XMALLOC(sizeof(ed25519_key), heap,
- DYNAMIC_TYPE_ED25519);
- if (key == NULL)
- return MEMORY_E;
- #endif
- ret = wc_ed25519_init_ex(key, heap, devId);
- if (ret == 0) {
- *idx = 0;
- ret = wc_Ed25519PrivateKeyDecode(der->buffer, idx, key, der->length);
- #if defined(WOLF_CRYPTO_CB) || defined(HAVE_PK_CALLBACKS)
- if (ret != 0 && devId != INVALID_DEVID) {
- /* if using crypto or PK callbacks, try public key decode */
- *idx = 0;
- ret = wc_Ed25519PublicKeyDecode(der->buffer, idx, key, der->length);
- }
- #endif
- if (ret == 0) {
- /* check for minimum key size and then free */
- int minKeySz = ssl ? ssl->options.minEccKeySz :
- ctx->minEccKeySz;
- *keySz = ED25519_KEY_SIZE;
- if (*keySz < minKeySz) {
- WOLFSSL_MSG("ED25519 private key too small");
- ret = ECC_KEY_SIZE_E;
- }
- if (ret == 0) {
- if (ssl) {
- ssl->buffers.keyType = ed25519_sa_algo;
- ssl->buffers.keySz = *keySz;
- }
- else if (ctx) {
- ctx->privateKeyType = ed25519_sa_algo;
- ctx->privateKeySz = *keySz;
- }
- *keyFormat = ED25519k;
- if (ssl != NULL) {
- /* ED25519 requires caching enabled for tracking message
- * hash used in EdDSA_Update for signing */
- ssl->options.cacheMessages = 1;
- if (ssl->options.side == WOLFSSL_SERVER_END) {
- *resetSuites = 1;
- }
- }
- }
- }
- else {
- ret = 0; /* continue trying other algorithms */
- }
- wc_ed25519_free(key);
- }
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(key, heap, DYNAMIC_TYPE_ED25519);
- #endif
- }
- #endif /* HAVE_ED25519 && HAVE_ED25519_KEY_IMPORT */
- #if defined(HAVE_ED448) && defined(HAVE_ED448_KEY_IMPORT)
- if (ret == 0 && (*keyFormat == 0 || *keyFormat == ED448k)) {
- /* make sure Ed448 key can be used */
- #ifdef WOLFSSL_SMALL_STACK
- ed448_key* key = NULL;
- #else
- ed448_key key[1];
- #endif
- #ifdef WOLFSSL_SMALL_STACK
- key = (ed448_key*)XMALLOC(sizeof(ed448_key), heap, DYNAMIC_TYPE_ED448);
- if (key == NULL)
- return MEMORY_E;
- #endif
- ret = wc_ed448_init(key);
- if (ret == 0) {
- *idx = 0;
- if (wc_Ed448PrivateKeyDecode(der->buffer, idx, key,
- der->length) != 0) {
- ret = WOLFSSL_BAD_FILE;
- }
- if (ret == 0) {
- /* check for minimum key size and then free */
- int minKeySz = ssl ? ssl->options.minEccKeySz :
- ctx->minEccKeySz;
- *keySz = ED448_KEY_SIZE;
- if (*keySz < minKeySz) {
- WOLFSSL_MSG("ED448 private key too small");
- ret = ECC_KEY_SIZE_E;
- }
- }
- if (ret == 0) {
- if (ssl) {
- ssl->buffers.keyType = ed448_sa_algo;
- ssl->buffers.keySz = *keySz;
- }
- else if (ctx) {
- ctx->privateKeyType = ed448_sa_algo;
- ctx->privateKeySz = *keySz;
- }
- *keyFormat = ED448k;
- if (ssl != NULL) {
- /* ED448 requires caching enabled for tracking message
- * hash used in EdDSA_Update for signing */
- ssl->options.cacheMessages = 1;
- if (ssl->options.side == WOLFSSL_SERVER_END) {
- *resetSuites = 1;
- }
- }
- }
- wc_ed448_free(key);
- }
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(key, heap, DYNAMIC_TYPE_ED448);
- #endif
- }
- #endif /* HAVE_ED448 && HAVE_ED448_KEY_IMPORT */
- return ret;
- }
- /* process the buffer buff, length sz, into ctx of format and type
- used tracks bytes consumed, userChain specifies a user cert chain
- to pass during the handshake */
- int ProcessBuffer(WOLFSSL_CTX* ctx, const unsigned char* buff,
- long sz, int format, int type, WOLFSSL* ssl,
- long* used, int userChain, int verify)
- {
- DerBuffer* der = NULL;
- int ret = 0;
- int done = 0;
- int keyFormat = 0;
- int resetSuites = 0;
- void* heap = wolfSSL_CTX_GetHeap(ctx, ssl);
- int devId = wolfSSL_CTX_GetDevId(ctx, ssl);
- word32 idx = 0;
- int keySz = 0;
- #if (defined(WOLFSSL_ENCRYPTED_KEYS) && !defined(NO_PWDBASED)) || \
- defined(HAVE_PKCS8)
- word32 algId = 0;
- #endif
- #ifdef WOLFSSL_SMALL_STACK
- EncryptedInfo* info = NULL;
- #else
- EncryptedInfo info[1];
- #endif
- (void)devId;
- (void)idx;
- (void)keySz;
- if (used)
- *used = sz; /* used bytes default to sz, PEM chain may shorten*/
- /* check args */
- if (format != WOLFSSL_FILETYPE_ASN1 && format != WOLFSSL_FILETYPE_PEM)
- return WOLFSSL_BAD_FILETYPE;
- if (ctx == NULL && ssl == NULL)
- return BAD_FUNC_ARG;
- #ifdef WOLFSSL_SMALL_STACK
- info = (EncryptedInfo*)XMALLOC(sizeof(EncryptedInfo), heap,
- DYNAMIC_TYPE_ENCRYPTEDINFO);
- if (info == NULL)
- return MEMORY_E;
- #endif
- XMEMSET(info, 0, sizeof(EncryptedInfo));
- #if defined(WOLFSSL_ENCRYPTED_KEYS) && !defined(NO_PWDBASED)
- if (ctx) {
- info->passwd_cb = ctx->passwd_cb;
- info->passwd_userdata = ctx->passwd_userdata;
- }
- #endif
- if (format == WOLFSSL_FILETYPE_PEM) {
- #ifdef WOLFSSL_PEM_TO_DER
- ret = PemToDer(buff, sz, type, &der, heap, info, &keyFormat);
- #else
- ret = NOT_COMPILED_IN;
- #endif
- }
- else {
- /* ASN1 (DER) */
- int length = (int)sz;
- if (format == WOLFSSL_FILETYPE_ASN1) {
- /* get length of der (read sequence or octet string) */
- word32 inOutIdx = 0;
- if (GetSequence(buff, &inOutIdx, &length, (word32)sz) >= 0) {
- length += inOutIdx; /* include leading sequence */
- }
- /* get length using octect string (allowed for private key types) */
- else if (type == PRIVATEKEY_TYPE &&
- GetOctetString(buff, &inOutIdx, &length, (word32)sz) >= 0) {
- length += inOutIdx; /* include leading oct string */
- }
- else {
- ret = ASN_PARSE_E;
- }
- }
- info->consumed = length;
- if (ret == 0) {
- ret = AllocDer(&der, (word32)length, type, heap);
- if (ret == 0) {
- XMEMCPY(der->buffer, buff, length);
- }
- #ifdef HAVE_PKCS8
- /* if private key try and remove PKCS8 header */
- if (type == PRIVATEKEY_TYPE) {
- if ((ret = ToTraditional_ex(der->buffer, der->length, &algId)) > 0) {
- /* Found PKCS8 header */
- /* ToTraditional_ex moves buff and returns adjusted length */
- der->length = ret;
- keyFormat = algId;
- }
- ret = 0; /* failures should be ignored */
- }
- #endif
- }
- }
- if (used) {
- *used = info->consumed;
- }
- /* process user chain */
- if (ret >= 0) {
- /* Chain should have server cert first, then intermediates, then root.
- * First certificate in chain is processed below after ProcessUserChain
- * and is loaded into ssl->buffers.certificate.
- * Remainder are processed using ProcessUserChain and are loaded into
- * ssl->buffers.certChain. */
- if (userChain) {
- ret = ProcessUserChain(ctx, buff, sz, format, type, ssl, used, info,
- verify);
- }
- }
- /* info is only used for private key with DER or PEM, so free now */
- if (ret < 0 || type != PRIVATEKEY_TYPE) {
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(info, heap, DYNAMIC_TYPE_ENCRYPTEDINFO);
- #endif
- }
- /* check for error */
- if (ret < 0) {
- FreeDer(&der);
- done = 1;
- }
- if (done == 1) {
- /* No operation, just skip the next section */
- }
- /* Handle DER owner */
- else if (type == CA_TYPE) {
- if (ctx == NULL) {
- WOLFSSL_MSG("Need context for CA load");
- FreeDer(&der);
- return BAD_FUNC_ARG;
- }
- /* verify CA unless user set to no verify */
- ret = AddCA(ctx->cm, &der, WOLFSSL_USER_CA, verify);
- done = 1;
- }
- #ifdef WOLFSSL_TRUST_PEER_CERT
- else if (type == TRUSTED_PEER_TYPE) {
- if (ctx == NULL) {
- WOLFSSL_MSG("Need context for trusted peer cert load");
- FreeDer(&der);
- return BAD_FUNC_ARG;
- }
- /* add trusted peer cert. der is freed within */
- ret = AddTrustedPeer(ctx->cm, &der, !ctx->verifyNone);
- if (ret != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Error adding trusted peer");
- }
- done = 1;
- }
- #endif /* WOLFSSL_TRUST_PEER_CERT */
- else if (type == CERT_TYPE) {
- if (ssl) {
- /* Make sure previous is free'd */
- if (ssl->buffers.weOwnCert) {
- FreeDer(&ssl->buffers.certificate);
- #ifdef KEEP_OUR_CERT
- wolfSSL_X509_free(ssl->ourCert);
- ssl->ourCert = NULL;
- #endif
- }
- ssl->buffers.certificate = der;
- #ifdef KEEP_OUR_CERT
- ssl->keepCert = 1; /* hold cert for ssl lifetime */
- #endif
- ssl->buffers.weOwnCert = 1;
- }
- else if (ctx) {
- FreeDer(&ctx->certificate); /* Make sure previous is free'd */
- #ifdef KEEP_OUR_CERT
- if (ctx->ourCert) {
- if (ctx->ownOurCert)
- wolfSSL_X509_free(ctx->ourCert);
- ctx->ourCert = NULL;
- }
- #endif
- ctx->certificate = der;
- }
- }
- else if (type == PRIVATEKEY_TYPE) {
- if (ssl) {
- /* Make sure previous is free'd */
- if (ssl->buffers.weOwnKey) {
- FreeDer(&ssl->buffers.key);
- }
- ssl->buffers.key = der;
- ssl->buffers.weOwnKey = 1;
- }
- else if (ctx) {
- FreeDer(&ctx->privateKey);
- ctx->privateKey = der;
- }
- }
- else {
- FreeDer(&der);
- return WOLFSSL_BAD_CERTTYPE;
- }
- if (done == 1) {
- /* No operation, just skip the next section */
- }
- else if (type == PRIVATEKEY_TYPE) {
- ret = ProcessBufferTryDecode(ctx, ssl, der, &keySz, &idx, &resetSuites,
- &keyFormat, heap, devId);
- #if defined(WOLFSSL_ENCRYPTED_KEYS) && !defined(NO_PWDBASED)
- /* for WOLFSSL_FILETYPE_PEM, PemToDer manages the decryption */
- /* If private key type PKCS8 header wasn't already removed (algoId == 0) */
- if ((ret != 0 || keyFormat == 0)
- && format != WOLFSSL_FILETYPE_PEM && info->passwd_cb && algId == 0)
- {
- int passwordSz = NAME_SZ;
- #ifndef WOLFSSL_SMALL_STACK
- char password[NAME_SZ];
- #else
- char* password = (char*)XMALLOC(passwordSz, heap, DYNAMIC_TYPE_STRING);
- if (password == NULL) {
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(info, heap, DYNAMIC_TYPE_ENCRYPTEDINFO);
- #endif
- FreeDer(&der);
- return MEMORY_E;
- }
- #endif
- /* get password */
- ret = info->passwd_cb(password, passwordSz, PEM_PASS_READ,
- info->passwd_userdata);
- if (ret >= 0) {
- passwordSz = ret;
- /* PKCS8 decrypt */
- ret = ToTraditionalEnc(der->buffer, der->length,
- password, passwordSz, &algId);
- if (ret >= 0) {
- der->length = ret;
- }
- /* ignore failures and try parsing as unencrypted */
- ForceZero(password, passwordSz);
- }
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(password, heap, DYNAMIC_TYPE_STRING);
- #endif
- ret = ProcessBufferTryDecode(ctx, ssl, der, &keySz, &idx,
- &resetSuites, &keyFormat, heap, devId);
- }
- #endif /* WOLFSSL_ENCRYPTED_KEYS && !NO_PWDBASED */
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(info, heap, DYNAMIC_TYPE_ENCRYPTEDINFO);
- #endif
- if (ret != 0)
- return ret;
- if (keyFormat == 0) {
- #ifdef OPENSSL_EXTRA
- /* Reaching this point probably means that the
- * decryption password is wrong */
- if (info->passwd_cb)
- EVPerr(0, EVP_R_BAD_DECRYPT);
- #endif
- WOLFSSL_ERROR(WOLFSSL_BAD_FILE);
- return WOLFSSL_BAD_FILE;
- }
- (void)devId;
- }
- else if (type == CERT_TYPE) {
- #ifdef WOLFSSL_SMALL_STACK
- DecodedCert* cert;
- #else
- DecodedCert cert[1];
- #endif
- #if defined(HAVE_PKCS11) || defined(HAVE_PK_CALLBACKS)
- int keyType = 0;
- #endif
- #ifdef WOLFSSL_SMALL_STACK
- cert = (DecodedCert*)XMALLOC(sizeof(DecodedCert), heap,
- DYNAMIC_TYPE_DCERT);
- if (cert == NULL)
- return MEMORY_E;
- #endif
- WOLFSSL_MSG("Checking cert signature type");
- InitDecodedCert(cert, der->buffer, der->length, heap);
- if (DecodeToKey(cert, 0) < 0) {
- WOLFSSL_MSG("Decode to key failed");
- FreeDecodedCert(cert);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, heap, DYNAMIC_TYPE_DCERT);
- #endif
- return WOLFSSL_BAD_FILE;
- }
- if (ssl && ssl->options.side == WOLFSSL_SERVER_END) {
- resetSuites = 1;
- }
- if (ssl && ssl->ctx->haveECDSAsig) {
- WOLFSSL_MSG("SSL layer setting cert, CTX had ECDSA, turning off");
- ssl->options.haveECDSAsig = 0; /* may turn back on next */
- }
- switch (cert->signatureOID) {
- case CTC_SHAwECDSA:
- case CTC_SHA256wECDSA:
- case CTC_SHA384wECDSA:
- case CTC_SHA512wECDSA:
- case CTC_ED25519:
- case CTC_ED448:
- WOLFSSL_MSG("ECDSA/ED25519/ED448 cert signature");
- if (ssl)
- ssl->options.haveECDSAsig = 1;
- else if (ctx)
- ctx->haveECDSAsig = 1;
- break;
- default:
- WOLFSSL_MSG("Not ECDSA cert signature");
- break;
- }
- #if defined(HAVE_ECC) || defined(HAVE_ED25519) || defined(HAVE_ED448)
- if (ssl) {
- ssl->pkCurveOID = cert->pkCurveOID;
- #ifndef WC_STRICT_SIG
- if (cert->keyOID == ECDSAk) {
- ssl->options.haveECC = 1;
- }
- #ifdef HAVE_ED25519
- else if (cert->keyOID == ED25519k) {
- ssl->options.haveECC = 1;
- }
- #endif
- #ifdef HAVE_ED448
- else if (cert->keyOID == ED448k) {
- ssl->options.haveECC = 1;
- }
- #endif
- #else
- ssl->options.haveECC = ssl->options.haveECDSAsig;
- #endif
- }
- else if (ctx) {
- ctx->pkCurveOID = cert->pkCurveOID;
- #ifndef WC_STRICT_SIG
- if (cert->keyOID == ECDSAk) {
- ctx->haveECC = 1;
- }
- #ifdef HAVE_ED25519
- else if (cert->keyOID == ED25519k) {
- ctx->haveECC = 1;
- }
- #endif
- #ifdef HAVE_ED448
- else if (cert->keyOID == ED448k) {
- ctx->haveECC = 1;
- }
- #endif
- #else
- ctx->haveECC = ctx->haveECDSAsig;
- #endif
- }
- #endif
- /* check key size of cert unless specified not to */
- switch (cert->keyOID) {
- #ifndef NO_RSA
- case RSAk:
- #if defined(HAVE_PKCS11) || defined(HAVE_PK_CALLBACKS)
- keyType = rsa_sa_algo;
- #endif
- /* Determine RSA key size by parsing public key */
- idx = 0;
- ret = wc_RsaPublicKeyDecode_ex(cert->publicKey, &idx,
- cert->pubKeySize, NULL, (word32*)&keySz, NULL, NULL);
- if (ret < 0)
- break;
- if (ssl && !ssl->options.verifyNone) {
- if (ssl->options.minRsaKeySz < 0 ||
- keySz < (int)ssl->options.minRsaKeySz) {
- ret = RSA_KEY_SIZE_E;
- WOLFSSL_MSG("Certificate RSA key size too small");
- }
- }
- else if (ctx && !ctx->verifyNone) {
- if (ctx->minRsaKeySz < 0 ||
- keySz < (int)ctx->minRsaKeySz) {
- ret = RSA_KEY_SIZE_E;
- WOLFSSL_MSG("Certificate RSA key size too small");
- }
- }
- break;
- #endif /* !NO_RSA */
- #ifdef HAVE_ECC
- case ECDSAk:
- #if defined(HAVE_PKCS11) || defined(HAVE_PK_CALLBACKS)
- keyType = ecc_dsa_sa_algo;
- #endif
- /* Determine ECC key size based on curve */
- keySz = wc_ecc_get_curve_size_from_id(
- wc_ecc_get_oid(cert->pkCurveOID, NULL, NULL));
- if (ssl && !ssl->options.verifyNone) {
- if (ssl->options.minEccKeySz < 0 ||
- keySz < (int)ssl->options.minEccKeySz) {
- ret = ECC_KEY_SIZE_E;
- WOLFSSL_MSG("Certificate ECC key size error");
- }
- }
- else if (ctx && !ctx->verifyNone) {
- if (ctx->minEccKeySz < 0 ||
- keySz < (int)ctx->minEccKeySz) {
- ret = ECC_KEY_SIZE_E;
- WOLFSSL_MSG("Certificate ECC key size error");
- }
- }
- break;
- #endif /* HAVE_ECC */
- #ifdef HAVE_ED25519
- case ED25519k:
- #if defined(HAVE_PKCS11) || defined(HAVE_PK_CALLBACKS)
- keyType = ed25519_sa_algo;
- #endif
- /* ED25519 is fixed key size */
- keySz = ED25519_KEY_SIZE;
- if (ssl && !ssl->options.verifyNone) {
- if (ssl->options.minEccKeySz < 0 ||
- keySz < (int)ssl->options.minEccKeySz) {
- ret = ECC_KEY_SIZE_E;
- WOLFSSL_MSG("Certificate Ed key size error");
- }
- }
- else if (ctx && !ctx->verifyNone) {
- if (ctx->minEccKeySz < 0 ||
- keySz < (int)ctx->minEccKeySz) {
- ret = ECC_KEY_SIZE_E;
- WOLFSSL_MSG("Certificate ECC key size error");
- }
- }
- break;
- #endif /* HAVE_ED25519 */
- #ifdef HAVE_ED448
- case ED448k:
- #if defined(HAVE_PKCS11) || defined(HAVE_PK_CALLBACKS)
- keyType = ed448_sa_algo;
- #endif
- /* ED448 is fixed key size */
- keySz = ED448_KEY_SIZE;
- if (ssl && !ssl->options.verifyNone) {
- if (ssl->options.minEccKeySz < 0 ||
- keySz < (int)ssl->options.minEccKeySz) {
- ret = ECC_KEY_SIZE_E;
- WOLFSSL_MSG("Certificate Ed key size error");
- }
- }
- else if (ctx && !ctx->verifyNone) {
- if (ctx->minEccKeySz < 0 ||
- keySz < (int)ctx->minEccKeySz) {
- ret = ECC_KEY_SIZE_E;
- WOLFSSL_MSG("Certificate ECC key size error");
- }
- }
- break;
- #endif /* HAVE_ED448 */
- default:
- WOLFSSL_MSG("No key size check done on certificate");
- break; /* do no check if not a case for the key */
- }
- #if defined(HAVE_PKCS11) || defined(HAVE_PK_CALLBACKS)
- if (ssl
- #ifdef HAVE_PK_CALLBACKS
- && ssl->buffers.keyType == 0
- #endif
- ) {
- ssl->buffers.keyType = keyType;
- ssl->buffers.keySz = keySz;
- }
- else if (ctx
- #ifdef HAVE_PK_CALLBACKS
- && ctx->privateKeyType == 0
- #endif
- ) {
- ctx->privateKeyType = keyType;
- ctx->privateKeySz = keySz;
- }
- #endif
- FreeDecodedCert(cert);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, heap, DYNAMIC_TYPE_DCERT);
- #endif
- if (ret != 0) {
- done = 1;
- }
- }
- if (done == 1) {
- #if !defined(NO_WOLFSSL_CM_VERIFY) && (!defined(NO_WOLFSSL_CLIENT) || \
- !defined(WOLFSSL_NO_CLIENT_AUTH))
- if ((type == CA_TYPE) || (type == CERT_TYPE)) {
- /* Call to over-ride status */
- if ((ctx != NULL) && (ctx->cm != NULL) &&
- (ctx->cm->verifyCallback != NULL)) {
- ret = CM_VerifyBuffer_ex(ctx->cm, buff,
- sz, format, (ret == WOLFSSL_SUCCESS ? 0 : ret));
- }
- }
- #endif /* NO_WOLFSSL_CM_VERIFY */
- return ret;
- }
- if (ssl && resetSuites) {
- word16 havePSK = 0;
- word16 haveRSA = 0;
- #ifndef NO_PSK
- if (ssl->options.havePSK) {
- havePSK = 1;
- }
- #endif
- #ifndef NO_RSA
- haveRSA = 1;
- #endif
- #ifndef NO_CERTS
- keySz = ssl->buffers.keySz;
- #endif
- /* let's reset suites */
- InitSuites(ssl->suites, ssl->version, keySz, haveRSA,
- havePSK, ssl->options.haveDH, ssl->options.haveECDSAsig,
- ssl->options.haveECC, ssl->options.haveStaticECC,
- ssl->options.haveAnon, ssl->options.side);
- }
- return WOLFSSL_SUCCESS;
- }
- /* CA PEM file for verification, may have multiple/chain certs to process */
- static int ProcessChainBuffer(WOLFSSL_CTX* ctx, const unsigned char* buff,
- long sz, int format, int type, WOLFSSL* ssl, int verify)
- {
- long used = 0;
- int ret = 0;
- int gotOne = 0;
- WOLFSSL_MSG("Processing CA PEM file");
- while (used < sz) {
- long consumed = 0;
- ret = ProcessBuffer(ctx, buff + used, sz - used, format, type, ssl,
- &consumed, 0, verify);
- if (ret < 0) {
- #if defined(WOLFSSL_WPAS) && defined(HAVE_CRL)
- DerBuffer* der = NULL;
- EncryptedInfo info;
- WOLFSSL_MSG("Trying a CRL");
- if (PemToDer(buff + used, sz - used, CRL_TYPE, &der, NULL, &info,
- NULL) == 0) {
- WOLFSSL_MSG(" Processed a CRL");
- wolfSSL_CertManagerLoadCRLBuffer(ctx->cm, der->buffer,
- der->length, WOLFSSL_FILETYPE_ASN1);
- FreeDer(&der);
- used += info.consumed;
- continue;
- }
- #endif
- if (consumed > 0) { /* Made progress in file */
- WOLFSSL_ERROR(ret);
- WOLFSSL_MSG("CA Parse failed, with progress in file.");
- WOLFSSL_MSG("Search for other certs in file");
- }
- else {
- WOLFSSL_MSG("CA Parse failed, no progress in file.");
- WOLFSSL_MSG("Do not continue search for other certs in file");
- break;
- }
- }
- else {
- WOLFSSL_MSG(" Processed a CA");
- gotOne = 1;
- }
- used += consumed;
- }
- if (gotOne) {
- WOLFSSL_MSG("Processed at least one valid CA. Other stuff OK");
- return WOLFSSL_SUCCESS;
- }
- return ret;
- }
- static WC_INLINE WOLFSSL_METHOD* cm_pick_method(void)
- {
- #ifndef NO_WOLFSSL_CLIENT
- #if !defined(NO_OLD_TLS) && defined(WOLFSSL_ALLOW_SSLV3)
- return wolfSSLv3_client_method();
- #elif !defined(NO_OLD_TLS) && defined(WOLFSSL_ALLOW_TLSV10)
- return wolfTLSv1_client_method();
- #elif !defined(NO_OLD_TLS)
- return wolfTLSv1_1_client_method();
- #elif !defined(WOLFSSL_NO_TLS12)
- return wolfTLSv1_2_client_method();
- #elif defined(WOLFSSL_TLS13)
- return wolfTLSv1_3_client_method();
- #else
- return NULL;
- #endif
- #elif !defined(NO_WOLFSSL_SERVER)
- #if !defined(NO_OLD_TLS) && defined(WOLFSSL_ALLOW_SSLV3)
- return wolfSSLv3_server_method();
- #elif !defined(NO_OLD_TLS) && defined(WOLFSSL_ALLOW_TLSV10)
- return wolfTLSv1_server_method();
- #elif !defined(NO_OLD_TLS)
- return wolfTLSv1_1_server_method();
- #elif !defined(WOLFSSL_NO_TLS12)
- return wolfTLSv1_2_server_method();
- #elif defined(WOLFSSL_TLS13)
- return wolfTLSv1_3_server_method();
- #else
- return NULL;
- #endif
- #else
- return NULL;
- #endif
- }
- /* like load verify locations, 1 for success, < 0 for error */
- int wolfSSL_CertManagerLoadCABuffer(WOLFSSL_CERT_MANAGER* cm,
- const unsigned char* in, long sz, int format)
- {
- int ret = WOLFSSL_FATAL_ERROR;
- WOLFSSL_CTX* tmp;
- WOLFSSL_ENTER("wolfSSL_CertManagerLoadCABuffer");
- if (cm == NULL) {
- WOLFSSL_MSG("No CertManager error");
- return ret;
- }
- tmp = wolfSSL_CTX_new(cm_pick_method());
- if (tmp == NULL) {
- WOLFSSL_MSG("CTX new failed");
- return ret;
- }
- /* for tmp use */
- wolfSSL_CertManagerFree(tmp->cm);
- tmp->cm = cm;
- ret = wolfSSL_CTX_load_verify_buffer(tmp, in, sz, format);
- /* don't loose our good one */
- tmp->cm = NULL;
- wolfSSL_CTX_free(tmp);
- return ret;
- }
- #ifdef HAVE_CRL
- int wolfSSL_CertManagerLoadCRLBuffer(WOLFSSL_CERT_MANAGER* cm,
- const unsigned char* buff, long sz, int type)
- {
- WOLFSSL_ENTER("wolfSSL_CertManagerLoadCRLBuffer");
- if (cm == NULL)
- return BAD_FUNC_ARG;
- if (cm->crl == NULL) {
- if (wolfSSL_CertManagerEnableCRL(cm, 0) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Enable CRL failed");
- return WOLFSSL_FATAL_ERROR;
- }
- }
- return BufferLoadCRL(cm->crl, buff, sz, type, VERIFY);
- }
- int wolfSSL_CertManagerFreeCRL(WOLFSSL_CERT_MANAGER* cm)
- {
- WOLFSSL_ENTER("wolfSSL_CertManagerFreeCRL");
- if (cm == NULL)
- return BAD_FUNC_ARG;
- if (cm->crl != NULL){
- FreeCRL(cm->crl, 1);
- cm->crl = NULL;
- }
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_CTX_LoadCRLBuffer(WOLFSSL_CTX* ctx, const unsigned char* buff,
- long sz, int type)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_LoadCRLBuffer");
- if (ctx == NULL)
- return BAD_FUNC_ARG;
- return wolfSSL_CertManagerLoadCRLBuffer(ctx->cm, buff, sz, type);
- }
- int wolfSSL_LoadCRLBuffer(WOLFSSL* ssl, const unsigned char* buff,
- long sz, int type)
- {
- WOLFSSL_ENTER("wolfSSL_LoadCRLBuffer");
- if (ssl == NULL || ssl->ctx == NULL)
- return BAD_FUNC_ARG;
- return wolfSSL_CertManagerLoadCRLBuffer(SSL_CM(ssl), buff, sz, type);
- }
- #endif /* HAVE_CRL */
- /* turn on CRL if off and compiled in, set options */
- int wolfSSL_CertManagerEnableCRL(WOLFSSL_CERT_MANAGER* cm, int options)
- {
- int ret = WOLFSSL_SUCCESS;
- (void)options;
- WOLFSSL_ENTER("wolfSSL_CertManagerEnableCRL");
- if (cm == NULL)
- return BAD_FUNC_ARG;
- #ifdef HAVE_CRL
- if (cm->crl == NULL) {
- cm->crl = (WOLFSSL_CRL*)XMALLOC(sizeof(WOLFSSL_CRL), cm->heap,
- DYNAMIC_TYPE_CRL);
- if (cm->crl == NULL)
- return MEMORY_E;
- if (InitCRL(cm->crl, cm) != 0) {
- WOLFSSL_MSG("Init CRL failed");
- FreeCRL(cm->crl, 1);
- cm->crl = NULL;
- return WOLFSSL_FAILURE;
- }
- #if defined(HAVE_CRL_IO) && defined(USE_WOLFSSL_IO)
- cm->crl->crlIOCb = EmbedCrlLookup;
- #endif
- }
- cm->crlEnabled = 1;
- if (options & WOLFSSL_CRL_CHECKALL)
- cm->crlCheckAll = 1;
- #else
- ret = NOT_COMPILED_IN;
- #endif
- return ret;
- }
- int wolfSSL_CertManagerDisableCRL(WOLFSSL_CERT_MANAGER* cm)
- {
- WOLFSSL_ENTER("wolfSSL_CertManagerDisableCRL");
- if (cm == NULL)
- return BAD_FUNC_ARG;
- cm->crlEnabled = 0;
- return WOLFSSL_SUCCESS;
- }
- #ifndef NO_WOLFSSL_CM_VERIFY
- void wolfSSL_CertManagerSetVerify(WOLFSSL_CERT_MANAGER* cm, VerifyCallback vc)
- {
- WOLFSSL_ENTER("wolfSSL_CertManagerSetVerify");
- if (cm == NULL)
- return;
- cm->verifyCallback = vc;
- }
- #endif /* NO_WOLFSSL_CM_VERIFY */
- #if !defined(NO_WOLFSSL_CLIENT) || !defined(WOLFSSL_NO_CLIENT_AUTH)
- /* Verify the certificate, WOLFSSL_SUCCESS for ok, < 0 for error */
- int CM_VerifyBuffer_ex(WOLFSSL_CERT_MANAGER* cm, const byte* buff,
- long sz, int format, int err_val)
- {
- int ret = 0;
- DerBuffer* der = NULL;
- #ifdef WOLFSSL_SMALL_STACK
- DecodedCert* cert;
- #else
- DecodedCert cert[1];
- #endif
- WOLFSSL_ENTER("wolfSSL_CertManagerVerifyBuffer");
- #ifdef WOLFSSL_SMALL_STACK
- cert = (DecodedCert*)XMALLOC(sizeof(DecodedCert), cm->heap,
- DYNAMIC_TYPE_DCERT);
- if (cert == NULL)
- return MEMORY_E;
- #endif
- if (format == WOLFSSL_FILETYPE_PEM) {
- #ifdef WOLFSSL_PEM_TO_DER
- ret = PemToDer(buff, sz, CERT_TYPE, &der, cm->heap, NULL, NULL);
- if (ret != 0) {
- FreeDer(&der);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, cm->heap, DYNAMIC_TYPE_DCERT);
- #endif
- return ret;
- }
- InitDecodedCert(cert, der->buffer, der->length, cm->heap);
- #else
- ret = NOT_COMPILED_IN;
- #endif
- }
- else {
- InitDecodedCert(cert, buff, (word32)sz, cm->heap);
- }
- if (ret == 0)
- ret = ParseCertRelative(cert, CERT_TYPE, 1, cm);
- #if defined(OPENSSL_ALL) || defined(WOLFSSL_QT)
- /* ret needs to be self-singer error for Qt compat */
- if (ret == ASN_NO_SIGNER_E && cert->selfSigned)
- ret = ASN_SELF_SIGNED_E;
- #endif
- #ifdef HAVE_CRL
- if (ret == 0 && cm->crlEnabled)
- ret = CheckCertCRL(cm->crl, cert);
- #endif
- #ifndef NO_WOLFSSL_CM_VERIFY
- /* if verify callback has been set */
- if (cm->verifyCallback) {
- buffer certBuf;
- #ifdef WOLFSSL_SMALL_STACK
- ProcPeerCertArgs* args;
- args = (ProcPeerCertArgs*)XMALLOC(
- sizeof(ProcPeerCertArgs), cm->heap, DYNAMIC_TYPE_TMP_BUFFER);
- if (args == NULL) {
- XFREE(cert, cm->heap, DYNAMIC_TYPE_DCERT);
- return MEMORY_E;
- }
- #else
- ProcPeerCertArgs args[1];
- #endif
- certBuf.buffer = (byte*)buff;
- certBuf.length = (unsigned int)sz;
- XMEMSET(args, 0, sizeof(ProcPeerCertArgs));
- args->totalCerts = 1;
- args->certs = &certBuf;
- args->dCert = cert;
- args->dCertInit = 1;
- if (err_val != 0) {
- ret = err_val;
- }
- ret = DoVerifyCallback(cm, NULL, ret, args);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(args, cm->heap, DYNAMIC_TYPE_TMP_BUFFER);
- #endif
- }
- #else
- (void)err_val;
- #endif
- FreeDecodedCert(cert);
- FreeDer(&der);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, cm->heap, DYNAMIC_TYPE_DCERT);
- #endif
- return ret == 0 ? WOLFSSL_SUCCESS : ret;
- }
- /* Verify the certificate, WOLFSSL_SUCCESS for ok, < 0 for error */
- int wolfSSL_CertManagerVerifyBuffer(WOLFSSL_CERT_MANAGER* cm, const byte* buff,
- long sz, int format)
- {
- return CM_VerifyBuffer_ex(cm, buff, sz, format, 0);
- }
- #endif /* !NO_WOLFSSL_CLIENT || !WOLFSSL_NO_CLIENT_AUTH */
- /* turn on OCSP if off and compiled in, set options */
- int wolfSSL_CertManagerEnableOCSP(WOLFSSL_CERT_MANAGER* cm, int options)
- {
- int ret = WOLFSSL_SUCCESS;
- (void)options;
- WOLFSSL_ENTER("wolfSSL_CertManagerEnableOCSP");
- if (cm == NULL)
- return BAD_FUNC_ARG;
- #ifdef HAVE_OCSP
- if (cm->ocsp == NULL) {
- cm->ocsp = (WOLFSSL_OCSP*)XMALLOC(sizeof(WOLFSSL_OCSP), cm->heap,
- DYNAMIC_TYPE_OCSP);
- if (cm->ocsp == NULL)
- return MEMORY_E;
- if (InitOCSP(cm->ocsp, cm) != 0) {
- WOLFSSL_MSG("Init OCSP failed");
- FreeOCSP(cm->ocsp, 1);
- cm->ocsp = NULL;
- return WOLFSSL_FAILURE;
- }
- }
- cm->ocspEnabled = 1;
- if (options & WOLFSSL_OCSP_URL_OVERRIDE)
- cm->ocspUseOverrideURL = 1;
- if (options & WOLFSSL_OCSP_NO_NONCE)
- cm->ocspSendNonce = 0;
- else
- cm->ocspSendNonce = 1;
- if (options & WOLFSSL_OCSP_CHECKALL)
- cm->ocspCheckAll = 1;
- #ifndef WOLFSSL_USER_IO
- cm->ocspIOCb = EmbedOcspLookup;
- cm->ocspRespFreeCb = EmbedOcspRespFree;
- cm->ocspIOCtx = cm->heap;
- #endif /* WOLFSSL_USER_IO */
- #else
- ret = NOT_COMPILED_IN;
- #endif
- return ret;
- }
- int wolfSSL_CertManagerDisableOCSP(WOLFSSL_CERT_MANAGER* cm)
- {
- WOLFSSL_ENTER("wolfSSL_CertManagerDisableOCSP");
- if (cm == NULL)
- return BAD_FUNC_ARG;
- cm->ocspEnabled = 0;
- return WOLFSSL_SUCCESS;
- }
- /* turn on OCSP Stapling if off and compiled in, set options */
- int wolfSSL_CertManagerEnableOCSPStapling(WOLFSSL_CERT_MANAGER* cm)
- {
- int ret = WOLFSSL_SUCCESS;
- WOLFSSL_ENTER("wolfSSL_CertManagerEnableOCSPStapling");
- if (cm == NULL)
- return BAD_FUNC_ARG;
- #if defined(HAVE_CERTIFICATE_STATUS_REQUEST) \
- || defined(HAVE_CERTIFICATE_STATUS_REQUEST_V2)
- #ifndef NO_WOLFSSL_SERVER
- if (cm->ocsp_stapling == NULL) {
- cm->ocsp_stapling = (WOLFSSL_OCSP*)XMALLOC(sizeof(WOLFSSL_OCSP),
- cm->heap, DYNAMIC_TYPE_OCSP);
- if (cm->ocsp_stapling == NULL)
- return MEMORY_E;
- if (InitOCSP(cm->ocsp_stapling, cm) != 0) {
- WOLFSSL_MSG("Init OCSP failed");
- FreeOCSP(cm->ocsp_stapling, 1);
- cm->ocsp_stapling = NULL;
- return WOLFSSL_FAILURE;
- }
- }
- #ifndef WOLFSSL_USER_IO
- cm->ocspIOCb = EmbedOcspLookup;
- cm->ocspRespFreeCb = EmbedOcspRespFree;
- cm->ocspIOCtx = cm->heap;
- #endif /* WOLFSSL_USER_IO */
- #endif /* NO_WOLFSSL_SERVER */
- cm->ocspStaplingEnabled = 1;
- #else
- ret = NOT_COMPILED_IN;
- #endif
- return ret;
- }
- int wolfSSL_CertManagerDisableOCSPStapling(WOLFSSL_CERT_MANAGER* cm)
- {
- int ret = WOLFSSL_SUCCESS;
- WOLFSSL_ENTER("wolfSSL_CertManagerDisableOCSPStapling");
- if (cm == NULL)
- return BAD_FUNC_ARG;
- #if defined(HAVE_CERTIFICATE_STATUS_REQUEST) \
- || defined(HAVE_CERTIFICATE_STATUS_REQUEST_V2)
- cm->ocspStaplingEnabled = 0;
- #else
- ret = NOT_COMPILED_IN;
- #endif
- return ret;
- }
- /* require OCSP stapling response */
- int wolfSSL_CertManagerEnableOCSPMustStaple(WOLFSSL_CERT_MANAGER* cm)
- {
- int ret;
- WOLFSSL_ENTER("wolfSSL_CertManagerEnableOCSPMustStaple");
- if (cm == NULL)
- return BAD_FUNC_ARG;
- #if defined(HAVE_CERTIFICATE_STATUS_REQUEST) \
- || defined(HAVE_CERTIFICATE_STATUS_REQUEST_V2)
- #ifndef NO_WOLFSSL_CLIENT
- cm->ocspMustStaple = 1;
- #endif
- ret = WOLFSSL_SUCCESS;
- #else
- ret = NOT_COMPILED_IN;
- #endif
- return ret;
- }
- int wolfSSL_CertManagerDisableOCSPMustStaple(WOLFSSL_CERT_MANAGER* cm)
- {
- int ret;
- WOLFSSL_ENTER("wolfSSL_CertManagerDisableOCSPMustStaple");
- if (cm == NULL)
- return BAD_FUNC_ARG;
- #if defined(HAVE_CERTIFICATE_STATUS_REQUEST) \
- || defined(HAVE_CERTIFICATE_STATUS_REQUEST_V2)
- #ifndef NO_WOLFSSL_CLIENT
- cm->ocspMustStaple = 0;
- #endif
- ret = WOLFSSL_SUCCESS;
- #else
- ret = NOT_COMPILED_IN;
- #endif
- return ret;
- }
- #ifdef HAVE_OCSP
- /* check CRL if enabled, WOLFSSL_SUCCESS */
- int wolfSSL_CertManagerCheckOCSP(WOLFSSL_CERT_MANAGER* cm, byte* der, int sz)
- {
- int ret;
- #ifdef WOLFSSL_SMALL_STACK
- DecodedCert* cert = NULL;
- #else
- DecodedCert cert[1];
- #endif
- WOLFSSL_ENTER("wolfSSL_CertManagerCheckOCSP");
- if (cm == NULL)
- return BAD_FUNC_ARG;
- if (cm->ocspEnabled == 0)
- return WOLFSSL_SUCCESS;
- #ifdef WOLFSSL_SMALL_STACK
- cert = (DecodedCert*)XMALLOC(sizeof(DecodedCert), cm->heap, DYNAMIC_TYPE_DCERT);
- if (cert == NULL)
- return MEMORY_E;
- #endif
- InitDecodedCert(cert, der, sz, NULL);
- if ((ret = ParseCertRelative(cert, CERT_TYPE, VERIFY_OCSP, cm)) != 0) {
- WOLFSSL_MSG("ParseCert failed");
- }
- else if ((ret = CheckCertOCSP(cm->ocsp, cert, NULL)) != 0) {
- WOLFSSL_MSG("CheckCertOCSP failed");
- }
- FreeDecodedCert(cert);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, cm->heap, DYNAMIC_TYPE_DCERT);
- #endif
- return ret == 0 ? WOLFSSL_SUCCESS : ret;
- }
- WOLFSSL_API int wolfSSL_CertManagerCheckOCSPResponse(WOLFSSL_CERT_MANAGER *cm,
- byte *response, int responseSz, buffer *responseBuffer,
- CertStatus *status, OcspEntry *entry, OcspRequest *ocspRequest)
- {
- int ret;
- WOLFSSL_ENTER("wolfSSL_CertManagerCheckOCSPResponse");
- if (cm == NULL || response == NULL)
- return BAD_FUNC_ARG;
- if (cm->ocspEnabled == 0)
- return WOLFSSL_SUCCESS;
- ret = CheckOcspResponse(cm->ocsp, response, responseSz, responseBuffer, status,
- entry, ocspRequest);
- return ret == 0 ? WOLFSSL_SUCCESS : ret;
- }
- int wolfSSL_CertManagerSetOCSPOverrideURL(WOLFSSL_CERT_MANAGER* cm,
- const char* url)
- {
- WOLFSSL_ENTER("wolfSSL_CertManagerSetOCSPOverrideURL");
- if (cm == NULL)
- return BAD_FUNC_ARG;
- XFREE(cm->ocspOverrideURL, cm->heap, DYNAMIC_TYPE_URL);
- if (url != NULL) {
- int urlSz = (int)XSTRLEN(url) + 1;
- cm->ocspOverrideURL = (char*)XMALLOC(urlSz, cm->heap, DYNAMIC_TYPE_URL);
- if (cm->ocspOverrideURL != NULL) {
- XMEMCPY(cm->ocspOverrideURL, url, urlSz);
- }
- else
- return MEMORY_E;
- }
- else
- cm->ocspOverrideURL = NULL;
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_CertManagerSetOCSP_Cb(WOLFSSL_CERT_MANAGER* cm,
- CbOCSPIO ioCb, CbOCSPRespFree respFreeCb, void* ioCbCtx)
- {
- WOLFSSL_ENTER("wolfSSL_CertManagerSetOCSP_Cb");
- if (cm == NULL)
- return BAD_FUNC_ARG;
- cm->ocspIOCb = ioCb;
- cm->ocspRespFreeCb = respFreeCb;
- cm->ocspIOCtx = ioCbCtx;
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_EnableOCSP(WOLFSSL* ssl, int options)
- {
- WOLFSSL_ENTER("wolfSSL_EnableOCSP");
- if (ssl)
- return wolfSSL_CertManagerEnableOCSP(SSL_CM(ssl), options);
- else
- return BAD_FUNC_ARG;
- }
- int wolfSSL_DisableOCSP(WOLFSSL* ssl)
- {
- WOLFSSL_ENTER("wolfSSL_DisableOCSP");
- if (ssl)
- return wolfSSL_CertManagerDisableOCSP(SSL_CM(ssl));
- else
- return BAD_FUNC_ARG;
- }
- int wolfSSL_EnableOCSPStapling(WOLFSSL* ssl)
- {
- WOLFSSL_ENTER("wolfSSL_EnableOCSPStapling");
- if (ssl)
- return wolfSSL_CertManagerEnableOCSPStapling(SSL_CM(ssl));
- else
- return BAD_FUNC_ARG;
- }
- int wolfSSL_DisableOCSPStapling(WOLFSSL* ssl)
- {
- WOLFSSL_ENTER("wolfSSL_DisableOCSPStapling");
- if (ssl)
- return wolfSSL_CertManagerDisableOCSPStapling(SSL_CM(ssl));
- else
- return BAD_FUNC_ARG;
- }
- int wolfSSL_SetOCSP_OverrideURL(WOLFSSL* ssl, const char* url)
- {
- WOLFSSL_ENTER("wolfSSL_SetOCSP_OverrideURL");
- if (ssl)
- return wolfSSL_CertManagerSetOCSPOverrideURL(SSL_CM(ssl), url);
- else
- return BAD_FUNC_ARG;
- }
- int wolfSSL_SetOCSP_Cb(WOLFSSL* ssl,
- CbOCSPIO ioCb, CbOCSPRespFree respFreeCb, void* ioCbCtx)
- {
- WOLFSSL_ENTER("wolfSSL_SetOCSP_Cb");
- if (ssl) {
- ssl->ocspIOCtx = ioCbCtx; /* use SSL specific ioCbCtx */
- return wolfSSL_CertManagerSetOCSP_Cb(SSL_CM(ssl),
- ioCb, respFreeCb, NULL);
- }
- else
- return BAD_FUNC_ARG;
- }
- int wolfSSL_CTX_EnableOCSP(WOLFSSL_CTX* ctx, int options)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_EnableOCSP");
- if (ctx)
- return wolfSSL_CertManagerEnableOCSP(ctx->cm, options);
- else
- return BAD_FUNC_ARG;
- }
- int wolfSSL_CTX_DisableOCSP(WOLFSSL_CTX* ctx)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_DisableOCSP");
- if (ctx)
- return wolfSSL_CertManagerDisableOCSP(ctx->cm);
- else
- return BAD_FUNC_ARG;
- }
- int wolfSSL_CTX_SetOCSP_OverrideURL(WOLFSSL_CTX* ctx, const char* url)
- {
- WOLFSSL_ENTER("wolfSSL_SetOCSP_OverrideURL");
- if (ctx)
- return wolfSSL_CertManagerSetOCSPOverrideURL(ctx->cm, url);
- else
- return BAD_FUNC_ARG;
- }
- int wolfSSL_CTX_SetOCSP_Cb(WOLFSSL_CTX* ctx, CbOCSPIO ioCb,
- CbOCSPRespFree respFreeCb, void* ioCbCtx)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_SetOCSP_Cb");
- if (ctx)
- return wolfSSL_CertManagerSetOCSP_Cb(ctx->cm, ioCb,
- respFreeCb, ioCbCtx);
- else
- return BAD_FUNC_ARG;
- }
- #if defined(HAVE_CERTIFICATE_STATUS_REQUEST) \
- || defined(HAVE_CERTIFICATE_STATUS_REQUEST_V2)
- int wolfSSL_CTX_EnableOCSPStapling(WOLFSSL_CTX* ctx)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_EnableOCSPStapling");
- if (ctx)
- return wolfSSL_CertManagerEnableOCSPStapling(ctx->cm);
- else
- return BAD_FUNC_ARG;
- }
- int wolfSSL_CTX_DisableOCSPStapling(WOLFSSL_CTX* ctx)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_DisableOCSPStapling");
- if (ctx)
- return wolfSSL_CertManagerDisableOCSPStapling(ctx->cm);
- else
- return BAD_FUNC_ARG;
- }
- int wolfSSL_CTX_EnableOCSPMustStaple(WOLFSSL_CTX* ctx)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_EnableOCSPMustStaple");
- if (ctx)
- return wolfSSL_CertManagerEnableOCSPMustStaple(ctx->cm);
- else
- return BAD_FUNC_ARG;
- }
- int wolfSSL_CTX_DisableOCSPMustStaple(WOLFSSL_CTX* ctx)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_DisableOCSPMustStaple");
- if (ctx)
- return wolfSSL_CertManagerDisableOCSPMustStaple(ctx->cm);
- else
- return BAD_FUNC_ARG;
- }
- #endif /* HAVE_CERTIFICATE_STATUS_REQUEST || HAVE_CERTIFICATE_STATUS_REQUEST_V2 */
- #endif /* HAVE_OCSP */
- /* macro to get verify settings for AddCA */
- #define GET_VERIFY_SETTING_CTX(ctx) \
- (ctx && ctx->verifyNone ? NO_VERIFY : VERIFY)
- #define GET_VERIFY_SETTING_SSL(ssl) \
- (ssl && ssl->options.verifyNone ? NO_VERIFY : VERIFY)
- #ifndef NO_FILESYSTEM
- /* process a file with name fname into ctx of format and type
- userChain specifies a user certificate chain to pass during handshake */
- int ProcessFile(WOLFSSL_CTX* ctx, const char* fname, int format, int type,
- WOLFSSL* ssl, int userChain, WOLFSSL_CRL* crl, int verify)
- {
- #ifdef WOLFSSL_SMALL_STACK
- byte staticBuffer[1]; /* force heap usage */
- #else
- byte staticBuffer[FILE_BUFFER_SIZE];
- #endif
- byte* myBuffer = staticBuffer;
- int dynamic = 0;
- int ret;
- long sz = 0;
- XFILE file;
- void* heapHint = wolfSSL_CTX_GetHeap(ctx, ssl);
- #ifndef NO_CODING
- const char* header = NULL;
- const char* footer = NULL;
- #endif
- (void)crl;
- (void)heapHint;
- if (fname == NULL) return WOLFSSL_BAD_FILE;
- file = XFOPEN(fname, "rb");
- if (file == XBADFILE) return WOLFSSL_BAD_FILE;
- if (XFSEEK(file, 0, XSEEK_END) != 0) {
- XFCLOSE(file);
- return WOLFSSL_BAD_FILE;
- }
- sz = XFTELL(file);
- XREWIND(file);
- if (sz > MAX_WOLFSSL_FILE_SIZE || sz <= 0) {
- WOLFSSL_MSG("ProcessFile file size error");
- XFCLOSE(file);
- return WOLFSSL_BAD_FILE;
- }
- if (sz > (long)sizeof(staticBuffer)) {
- WOLFSSL_MSG("Getting dynamic buffer");
- myBuffer = (byte*)XMALLOC(sz, heapHint, DYNAMIC_TYPE_FILE);
- if (myBuffer == NULL) {
- XFCLOSE(file);
- return WOLFSSL_BAD_FILE;
- }
- dynamic = 1;
- }
- if ((size_t)XFREAD(myBuffer, 1, sz, file) != (size_t)sz)
- ret = WOLFSSL_BAD_FILE;
- else {
- /* Try to detect type by parsing cert header and footer */
- if (type == DETECT_CERT_TYPE) {
- #ifndef NO_CODING
- if (wc_PemGetHeaderFooter(CA_TYPE, &header, &footer) == 0 &&
- (XSTRNSTR((char*)myBuffer, header, (int)sz) != NULL)) {
- type = CA_TYPE;
- }
- #ifdef HAVE_CRL
- else if (wc_PemGetHeaderFooter(CRL_TYPE, &header, &footer) == 0 &&
- (XSTRNSTR((char*)myBuffer, header, (int)sz) != NULL)) {
- type = CRL_TYPE;
- }
- #endif
- else if (wc_PemGetHeaderFooter(CERT_TYPE, &header, &footer) == 0 &&
- (XSTRNSTR((char*)myBuffer, header, (int)sz) != NULL)) {
- type = CERT_TYPE;
- }
- else
- #endif
- {
- WOLFSSL_MSG("Failed to detect certificate type");
- if (dynamic)
- XFREE(myBuffer, heapHint, DYNAMIC_TYPE_FILE);
- XFCLOSE(file);
- return WOLFSSL_BAD_CERTTYPE;
- }
- }
- if ((type == CA_TYPE || type == TRUSTED_PEER_TYPE)
- && format == WOLFSSL_FILETYPE_PEM) {
- ret = ProcessChainBuffer(ctx, myBuffer, sz, format, type, ssl,
- verify);
- }
- #ifdef HAVE_CRL
- else if (type == CRL_TYPE)
- ret = BufferLoadCRL(crl, myBuffer, sz, format, verify);
- #endif
- else
- ret = ProcessBuffer(ctx, myBuffer, sz, format, type, ssl, NULL,
- userChain, verify);
- }
- XFCLOSE(file);
- if (dynamic)
- XFREE(myBuffer, heapHint, DYNAMIC_TYPE_FILE);
- return ret;
- }
- /* loads file then loads each file in path, no c_rehash */
- int wolfSSL_CTX_load_verify_locations_ex(WOLFSSL_CTX* ctx, const char* file,
- const char* path, word32 flags)
- {
- int ret = WOLFSSL_SUCCESS;
- #ifndef NO_WOLFSSL_DIR
- int fileRet;
- int successCount = 0;
- int failCount = 0;
- #endif
- int verify;
- WOLFSSL_MSG("wolfSSL_CTX_load_verify_locations_ex");
- if (ctx == NULL || (file == NULL && path == NULL)) {
- return WOLFSSL_FAILURE;
- }
- verify = GET_VERIFY_SETTING_CTX(ctx);
- if (flags & WOLFSSL_LOAD_FLAG_DATE_ERR_OKAY)
- verify = VERIFY_SKIP_DATE;
- if (file) {
- ret = ProcessFile(ctx, file, WOLFSSL_FILETYPE_PEM, CA_TYPE, NULL, 0,
- NULL, verify);
- #ifndef NO_WOLFSSL_DIR
- if (ret == WOLFSSL_SUCCESS)
- successCount++;
- #endif
- }
- if (ret == WOLFSSL_SUCCESS && path) {
- #ifndef NO_WOLFSSL_DIR
- char* name = NULL;
- #ifdef WOLFSSL_SMALL_STACK
- ReadDirCtx* readCtx;
- readCtx = (ReadDirCtx*)XMALLOC(sizeof(ReadDirCtx), ctx->heap,
- DYNAMIC_TYPE_DIRCTX);
- if (readCtx == NULL)
- return MEMORY_E;
- #else
- ReadDirCtx readCtx[1];
- #endif
- /* try to load each regular file in path */
- fileRet = wc_ReadDirFirst(readCtx, path, &name);
- while (fileRet == 0 && name) {
- WOLFSSL_MSG(name); /* log file name */
- ret = ProcessFile(ctx, name, WOLFSSL_FILETYPE_PEM, CA_TYPE,
- NULL, 0, NULL, verify);
- if (ret != WOLFSSL_SUCCESS) {
- /* handle flags for ignoring errors, skipping expired certs or
- by PEM certificate header error */
- if ( (flags & WOLFSSL_LOAD_FLAG_IGNORE_ERR) ||
- ((flags & WOLFSSL_LOAD_FLAG_PEM_CA_ONLY) &&
- (ret == ASN_NO_PEM_HEADER))) {
- /* Do not fail here if a certificate fails to load,
- continue to next file */
- #if defined(WOLFSSL_QT)
- ret = WOLFSSL_SUCCESS;
- #endif
- }
- else {
- WOLFSSL_ERROR(ret);
- WOLFSSL_MSG("Load CA file failed, continuing");
- failCount++;
- }
- }
- else {
- successCount++;
- }
- fileRet = wc_ReadDirNext(readCtx, path, &name);
- }
- wc_ReadDirClose(readCtx);
- /* pass directory read failure to response code */
- if (fileRet != WC_READDIR_NOFILE) {
- ret = fileRet;
- #if defined(WOLFSSL_QT)
- if (ret == BAD_PATH_ERROR &&
- flags & WOLFSSL_LOAD_FLAG_IGNORE_BAD_PATH_ERR) {
- /* QSslSocket always loads certs in system folder
- * when it is initialized.
- * Compliant with OpenSSL when flag sets.
- */
- ret = WOLFSSL_SUCCESS;
- }
- else {
- /* qssl socket wants to know errors. */
- WOLFSSL_ERROR(ret);
- }
- #endif
- }
- /* report failure if no files were loaded or there were failures */
- else if (successCount == 0 || failCount > 0) {
- /* use existing error code if exists */
- #if defined(WOLFSSL_QT)
- /* compliant with OpenSSL when flag sets*/
- if (!(flags & WOLFSSL_LOAD_FLAG_IGNORE_ZEROFILE))
- #endif
- {
- ret = WOLFSSL_FAILURE;
- }
- }
- else {
- ret = WOLFSSL_SUCCESS;
- }
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(readCtx, ctx->heap, DYNAMIC_TYPE_DIRCTX);
- #endif
- #else
- ret = NOT_COMPILED_IN;
- (void)flags;
- #endif
- }
- return ret;
- }
- WOLFSSL_ABI
- int wolfSSL_CTX_load_verify_locations(WOLFSSL_CTX* ctx, const char* file,
- const char* path)
- {
- int ret = wolfSSL_CTX_load_verify_locations_ex(ctx, file, path,
- WOLFSSL_LOAD_VERIFY_DEFAULT_FLAGS);
- return WS_RETURN_CODE(ret,WOLFSSL_FAILURE);
- }
- #ifdef WOLFSSL_TRUST_PEER_CERT
- /* Used to specify a peer cert to match when connecting
- ctx : the ctx structure to load in peer cert
- file: the string name of cert file
- type: type of format such as PEM/DER
- */
- int wolfSSL_CTX_trust_peer_cert(WOLFSSL_CTX* ctx, const char* file, int type)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_trust_peer_cert");
- if (ctx == NULL || file == NULL) {
- return WOLFSSL_FAILURE;
- }
- return ProcessFile(ctx, file, type, TRUSTED_PEER_TYPE, NULL, 0, NULL,
- GET_VERIFY_SETTING_CTX(ctx));
- }
- #endif /* WOLFSSL_TRUST_PEER_CERT */
- #if !defined(NO_WOLFSSL_CLIENT) || !defined(WOLFSSL_NO_CLIENT_AUTH)
- /* Verify the certificate, WOLFSSL_SUCCESS for ok, < 0 for error */
- int wolfSSL_CertManagerVerify(WOLFSSL_CERT_MANAGER* cm, const char* fname,
- int format)
- {
- int ret = WOLFSSL_FATAL_ERROR;
- #ifdef WOLFSSL_SMALL_STACK
- byte staticBuffer[1]; /* force heap usage */
- #else
- byte staticBuffer[FILE_BUFFER_SIZE];
- #endif
- byte* myBuffer = staticBuffer;
- int dynamic = 0;
- long sz = 0;
- XFILE file = XFOPEN(fname, "rb");
- WOLFSSL_ENTER("wolfSSL_CertManagerVerify");
- if (file == XBADFILE) return WOLFSSL_BAD_FILE;
- if(XFSEEK(file, 0, XSEEK_END) != 0) {
- XFCLOSE(file);
- return WOLFSSL_BAD_FILE;
- }
- sz = XFTELL(file);
- XREWIND(file);
- if (sz > MAX_WOLFSSL_FILE_SIZE || sz <= 0) {
- WOLFSSL_MSG("CertManagerVerify file size error");
- XFCLOSE(file);
- return WOLFSSL_BAD_FILE;
- }
- if (sz > (long)sizeof(staticBuffer)) {
- WOLFSSL_MSG("Getting dynamic buffer");
- myBuffer = (byte*) XMALLOC(sz, cm->heap, DYNAMIC_TYPE_FILE);
- if (myBuffer == NULL) {
- XFCLOSE(file);
- return WOLFSSL_BAD_FILE;
- }
- dynamic = 1;
- }
- if ((size_t)XFREAD(myBuffer, 1, sz, file) != (size_t)sz)
- ret = WOLFSSL_BAD_FILE;
- else
- ret = wolfSSL_CertManagerVerifyBuffer(cm, myBuffer, sz, format);
- XFCLOSE(file);
- if (dynamic)
- XFREE(myBuffer, cm->heap, DYNAMIC_TYPE_FILE);
- return ret;
- }
- #endif
- /* like load verify locations, 1 for success, < 0 for error */
- int wolfSSL_CertManagerLoadCA(WOLFSSL_CERT_MANAGER* cm, const char* file,
- const char* path)
- {
- int ret = WOLFSSL_FATAL_ERROR;
- WOLFSSL_CTX* tmp;
- WOLFSSL_ENTER("wolfSSL_CertManagerLoadCA");
- if (cm == NULL) {
- WOLFSSL_MSG("No CertManager error");
- return ret;
- }
- tmp = wolfSSL_CTX_new(cm_pick_method());
- if (tmp == NULL) {
- WOLFSSL_MSG("CTX new failed");
- return ret;
- }
- /* for tmp use */
- wolfSSL_CertManagerFree(tmp->cm);
- tmp->cm = cm;
- ret = wolfSSL_CTX_load_verify_locations(tmp, file, path);
- /* don't lose our good one */
- tmp->cm = NULL;
- wolfSSL_CTX_free(tmp);
- return ret;
- }
- #endif /* NO_FILESYSTEM */
- #ifdef HAVE_CRL
- /* check CRL if enabled, WOLFSSL_SUCCESS */
- int wolfSSL_CertManagerCheckCRL(WOLFSSL_CERT_MANAGER* cm, byte* der, int sz)
- {
- int ret = 0;
- #ifdef WOLFSSL_SMALL_STACK
- DecodedCert* cert = NULL;
- #else
- DecodedCert cert[1];
- #endif
- WOLFSSL_ENTER("wolfSSL_CertManagerCheckCRL");
- if (cm == NULL)
- return BAD_FUNC_ARG;
- if (cm->crlEnabled == 0)
- return WOLFSSL_SUCCESS;
- #ifdef WOLFSSL_SMALL_STACK
- cert = (DecodedCert*)XMALLOC(sizeof(DecodedCert), NULL, DYNAMIC_TYPE_DCERT);
- if (cert == NULL)
- return MEMORY_E;
- #endif
- InitDecodedCert(cert, der, sz, NULL);
- if ((ret = ParseCertRelative(cert, CERT_TYPE, VERIFY_CRL, cm)) != 0) {
- WOLFSSL_MSG("ParseCert failed");
- }
- else if ((ret = CheckCertCRL(cm->crl, cert)) != 0) {
- WOLFSSL_MSG("CheckCertCRL failed");
- }
- FreeDecodedCert(cert);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, NULL, DYNAMIC_TYPE_DCERT);
- #endif
- return ret == 0 ? WOLFSSL_SUCCESS : ret;
- }
- int wolfSSL_CertManagerSetCRL_Cb(WOLFSSL_CERT_MANAGER* cm, CbMissingCRL cb)
- {
- WOLFSSL_ENTER("wolfSSL_CertManagerSetCRL_Cb");
- if (cm == NULL)
- return BAD_FUNC_ARG;
- cm->cbMissingCRL = cb;
- return WOLFSSL_SUCCESS;
- }
- #ifdef HAVE_CRL_IO
- int wolfSSL_CertManagerSetCRL_IOCb(WOLFSSL_CERT_MANAGER* cm, CbCrlIO cb)
- {
- if (cm == NULL)
- return BAD_FUNC_ARG;
- cm->crl->crlIOCb = cb;
- return WOLFSSL_SUCCESS;
- }
- #endif
- #ifndef NO_FILESYSTEM
- int wolfSSL_CertManagerLoadCRL(WOLFSSL_CERT_MANAGER* cm, const char* path,
- int type, int monitor)
- {
- WOLFSSL_ENTER("wolfSSL_CertManagerLoadCRL");
- if (cm == NULL)
- return BAD_FUNC_ARG;
- if (cm->crl == NULL) {
- if (wolfSSL_CertManagerEnableCRL(cm, 0) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Enable CRL failed");
- return WOLFSSL_FATAL_ERROR;
- }
- }
- return LoadCRL(cm->crl, path, type, monitor);
- }
- #endif
- int wolfSSL_EnableCRL(WOLFSSL* ssl, int options)
- {
- WOLFSSL_ENTER("wolfSSL_EnableCRL");
- if (ssl)
- return wolfSSL_CertManagerEnableCRL(SSL_CM(ssl), options);
- else
- return BAD_FUNC_ARG;
- }
- int wolfSSL_DisableCRL(WOLFSSL* ssl)
- {
- WOLFSSL_ENTER("wolfSSL_DisableCRL");
- if (ssl)
- return wolfSSL_CertManagerDisableCRL(SSL_CM(ssl));
- else
- return BAD_FUNC_ARG;
- }
- #ifndef NO_FILESYSTEM
- int wolfSSL_LoadCRL(WOLFSSL* ssl, const char* path, int type, int monitor)
- {
- WOLFSSL_ENTER("wolfSSL_LoadCRL");
- if (ssl)
- return wolfSSL_CertManagerLoadCRL(SSL_CM(ssl), path, type, monitor);
- else
- return BAD_FUNC_ARG;
- }
- #endif
- int wolfSSL_SetCRL_Cb(WOLFSSL* ssl, CbMissingCRL cb)
- {
- WOLFSSL_ENTER("wolfSSL_SetCRL_Cb");
- if (ssl)
- return wolfSSL_CertManagerSetCRL_Cb(SSL_CM(ssl), cb);
- else
- return BAD_FUNC_ARG;
- }
- #ifdef HAVE_CRL_IO
- int wolfSSL_SetCRL_IOCb(WOLFSSL* ssl, CbCrlIO cb)
- {
- WOLFSSL_ENTER("wolfSSL_SetCRL_Cb");
- if (ssl)
- return wolfSSL_CertManagerSetCRL_IOCb(SSL_CM(ssl), cb);
- else
- return BAD_FUNC_ARG;
- }
- #endif
- int wolfSSL_CTX_EnableCRL(WOLFSSL_CTX* ctx, int options)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_EnableCRL");
- if (ctx)
- return wolfSSL_CertManagerEnableCRL(ctx->cm, options);
- else
- return BAD_FUNC_ARG;
- }
- int wolfSSL_CTX_DisableCRL(WOLFSSL_CTX* ctx)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_DisableCRL");
- if (ctx)
- return wolfSSL_CertManagerDisableCRL(ctx->cm);
- else
- return BAD_FUNC_ARG;
- }
- #ifndef NO_FILESYSTEM
- int wolfSSL_CTX_LoadCRL(WOLFSSL_CTX* ctx, const char* path,
- int type, int monitor)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_LoadCRL");
- if (ctx)
- return wolfSSL_CertManagerLoadCRL(ctx->cm, path, type, monitor);
- else
- return BAD_FUNC_ARG;
- }
- #endif
- int wolfSSL_CTX_SetCRL_Cb(WOLFSSL_CTX* ctx, CbMissingCRL cb)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_SetCRL_Cb");
- if (ctx)
- return wolfSSL_CertManagerSetCRL_Cb(ctx->cm, cb);
- else
- return BAD_FUNC_ARG;
- }
- #ifdef HAVE_CRL_IO
- int wolfSSL_CTX_SetCRL_IOCb(WOLFSSL_CTX* ctx, CbCrlIO cb)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_SetCRL_IOCb");
- if (ctx)
- return wolfSSL_CertManagerSetCRL_IOCb(ctx->cm, cb);
- else
- return BAD_FUNC_ARG;
- }
- #endif
- #endif /* HAVE_CRL */
- #ifndef NO_FILESYSTEM
- #ifdef WOLFSSL_DER_LOAD
- /* Add format parameter to allow DER load of CA files */
- int wolfSSL_CTX_der_load_verify_locations(WOLFSSL_CTX* ctx, const char* file,
- int format)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_der_load_verify_locations");
- if (ctx == NULL || file == NULL)
- return WOLFSSL_FAILURE;
- if (ProcessFile(ctx, file, format, CA_TYPE, NULL, 0, NULL,
- GET_VERIFY_SETTING_CTX(ctx)) == WOLFSSL_SUCCESS) {
- return WOLFSSL_SUCCESS;
- }
- return WOLFSSL_FAILURE;
- }
- #endif /* WOLFSSL_DER_LOAD */
- WOLFSSL_ABI
- int wolfSSL_CTX_use_certificate_file(WOLFSSL_CTX* ctx, const char* file,
- int format)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_use_certificate_file");
- if (ProcessFile(ctx, file, format, CERT_TYPE, NULL, 0, NULL,
- GET_VERIFY_SETTING_CTX(ctx)) == WOLFSSL_SUCCESS) {
- return WOLFSSL_SUCCESS;
- }
- return WOLFSSL_FAILURE;
- }
- WOLFSSL_ABI
- int wolfSSL_CTX_use_PrivateKey_file(WOLFSSL_CTX* ctx, const char* file,
- int format)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_use_PrivateKey_file");
- if (ProcessFile(ctx, file, format, PRIVATEKEY_TYPE, NULL, 0, NULL,
- GET_VERIFY_SETTING_CTX(ctx)) == WOLFSSL_SUCCESS) {
- return WOLFSSL_SUCCESS;
- }
- return WOLFSSL_FAILURE;
- }
- #endif /* NO_FILESYSTEM */
- /* Sets the max chain depth when verifying a certificate chain. Default depth
- * is set to MAX_CHAIN_DEPTH.
- *
- * ctx WOLFSSL_CTX structure to set depth in
- * depth max depth
- */
- void wolfSSL_CTX_set_verify_depth(WOLFSSL_CTX *ctx, int depth) {
- WOLFSSL_ENTER("wolfSSL_CTX_set_verify_depth");
- if (ctx == NULL || depth < 0 || depth > MAX_CHAIN_DEPTH) {
- WOLFSSL_MSG("Bad depth argument, too large or less than 0");
- return;
- }
- ctx->verifyDepth = (byte)depth;
- }
- /* get cert chaining depth using ssl struct */
- long wolfSSL_get_verify_depth(WOLFSSL* ssl)
- {
- if(ssl == NULL) {
- return BAD_FUNC_ARG;
- }
- #ifndef OPENSSL_EXTRA
- return MAX_CHAIN_DEPTH;
- #else
- return ssl->options.verifyDepth;
- #endif
- }
- /* get cert chaining depth using ctx struct */
- long wolfSSL_CTX_get_verify_depth(WOLFSSL_CTX* ctx)
- {
- if (ctx == NULL) {
- return BAD_FUNC_ARG;
- }
- #ifndef OPENSSL_EXTRA
- return MAX_CHAIN_DEPTH;
- #else
- return ctx->verifyDepth;
- #endif
- }
- #ifndef NO_FILESYSTEM
- WOLFSSL_ABI
- int wolfSSL_CTX_use_certificate_chain_file(WOLFSSL_CTX* ctx, const char* file)
- {
- /* process up to MAX_CHAIN_DEPTH plus subject cert */
- WOLFSSL_ENTER("wolfSSL_CTX_use_certificate_chain_file");
- if (ProcessFile(ctx, file, WOLFSSL_FILETYPE_PEM, CERT_TYPE, NULL, 1, NULL,
- GET_VERIFY_SETTING_CTX(ctx)) == WOLFSSL_SUCCESS) {
- return WOLFSSL_SUCCESS;
- }
- return WOLFSSL_FAILURE;
- }
- int wolfSSL_CTX_use_certificate_chain_file_format(WOLFSSL_CTX* ctx,
- const char* file, int format)
- {
- /* process up to MAX_CHAIN_DEPTH plus subject cert */
- WOLFSSL_ENTER("wolfSSL_CTX_use_certificate_chain_file_format");
- if (ProcessFile(ctx, file, format, CERT_TYPE, NULL, 1, NULL,
- GET_VERIFY_SETTING_CTX(ctx)) == WOLFSSL_SUCCESS) {
- return WOLFSSL_SUCCESS;
- }
- return WOLFSSL_FAILURE;
- }
- #ifndef NO_DH
- /* server Diffie-Hellman parameters */
- static int wolfSSL_SetTmpDH_file_wrapper(WOLFSSL_CTX* ctx, WOLFSSL* ssl,
- const char* fname, int format)
- {
- #ifdef WOLFSSL_SMALL_STACK
- byte staticBuffer[1]; /* force heap usage */
- #else
- byte staticBuffer[FILE_BUFFER_SIZE];
- #endif
- byte* myBuffer = staticBuffer;
- int dynamic = 0;
- int ret;
- long sz = 0;
- XFILE file;
- if (ctx == NULL || fname == NULL)
- return BAD_FUNC_ARG;
- file = XFOPEN(fname, "rb");
- if (file == XBADFILE) return WOLFSSL_BAD_FILE;
- if(XFSEEK(file, 0, XSEEK_END) != 0) {
- XFCLOSE(file);
- return WOLFSSL_BAD_FILE;
- }
- sz = XFTELL(file);
- XREWIND(file);
- if (sz > MAX_WOLFSSL_FILE_SIZE || sz <= 0) {
- WOLFSSL_MSG("SetTmpDH file size error");
- XFCLOSE(file);
- return WOLFSSL_BAD_FILE;
- }
- if (sz > (long)sizeof(staticBuffer)) {
- WOLFSSL_MSG("Getting dynamic buffer");
- myBuffer = (byte*) XMALLOC(sz, ctx->heap, DYNAMIC_TYPE_FILE);
- if (myBuffer == NULL) {
- XFCLOSE(file);
- return WOLFSSL_BAD_FILE;
- }
- dynamic = 1;
- }
- if ((size_t)XFREAD(myBuffer, 1, sz, file) != (size_t)sz)
- ret = WOLFSSL_BAD_FILE;
- else {
- if (ssl)
- ret = wolfSSL_SetTmpDH_buffer(ssl, myBuffer, sz, format);
- else
- ret = wolfSSL_CTX_SetTmpDH_buffer(ctx, myBuffer, sz, format);
- }
- XFCLOSE(file);
- if (dynamic)
- XFREE(myBuffer, ctx->heap, DYNAMIC_TYPE_FILE);
- return ret;
- }
- /* server Diffie-Hellman parameters */
- int wolfSSL_SetTmpDH_file(WOLFSSL* ssl, const char* fname, int format)
- {
- if (ssl == NULL)
- return BAD_FUNC_ARG;
- return wolfSSL_SetTmpDH_file_wrapper(ssl->ctx, ssl, fname, format);
- }
- /* server Diffie-Hellman parameters */
- int wolfSSL_CTX_SetTmpDH_file(WOLFSSL_CTX* ctx, const char* fname, int format)
- {
- return wolfSSL_SetTmpDH_file_wrapper(ctx, NULL, fname, format);
- }
- #endif /* NO_DH */
- #endif /* NO_FILESYSTEM */
- #ifndef NO_CHECK_PRIVATE_KEY
- /* Check private against public in certificate for match
- *
- * ctx WOLFSSL_CTX structure to check private key in
- *
- * Returns SSL_SUCCESS on good private key and SSL_FAILURE if miss matched. */
- int wolfSSL_CTX_check_private_key(const WOLFSSL_CTX* ctx)
- {
- #ifdef WOLFSSL_SMALL_STACK
- DecodedCert* der = NULL;
- #else
- DecodedCert der[1];
- #endif
- word32 size;
- byte* buff;
- int ret = WOLFSSL_FAILURE;
- WOLFSSL_ENTER("wolfSSL_CTX_check_private_key");
- if (ctx == NULL || ctx->certificate == NULL) {
- return WOLFSSL_FAILURE;
- }
- #ifndef NO_CERTS
- #ifdef WOLFSSL_SMALL_STACK
- der = (DecodedCert*)XMALLOC(sizeof(DecodedCert), NULL, DYNAMIC_TYPE_DCERT);
- if (der == NULL)
- return MEMORY_E;
- #endif
- size = ctx->certificate->length;
- buff = ctx->certificate->buffer;
- InitDecodedCert(der, buff, size, ctx->heap);
- if (ParseCertRelative(der, CERT_TYPE, NO_VERIFY, NULL) != 0) {
- FreeDecodedCert(der);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(der, NULL, DYNAMIC_TYPE_DCERT);
- #endif
- return WOLFSSL_FAILURE;
- }
- size = ctx->privateKey->length;
- buff = ctx->privateKey->buffer;
- #ifdef WOLF_CRYPTO_CB
- if (ctx->privateKeyDevId != INVALID_DEVID) {
- int type = 0;
- void *pkey = NULL;
- #ifndef NO_RSA
- if (der->keyOID == RSAk) {
- type = DYNAMIC_TYPE_RSA;
- }
- #endif
- #ifdef HAVE_ECC
- if (der->keyOID == ECDSAk) {
- type = DYNAMIC_TYPE_ECC;
- }
- #endif
- ret = CreateDevPrivateKey(&pkey, buff, size, type, ctx->privateKeyLabel,
- ctx->privateKeyId, ctx->heap,
- ctx->privateKeyDevId);
- #ifndef NO_RSA
- if (ret == 0 && der->keyOID == RSAk) {
- ret = wc_CryptoCb_RsaCheckPrivKey((RsaKey*)pkey, der->publicKey,
- der->pubKeySize);
- wc_FreeRsaKey((RsaKey*)pkey);
- }
- #endif
- #ifdef HAVE_ECC
- if (ret == 0 && der->keyOID == ECDSAk) {
- ret = wc_CryptoCb_EccCheckPrivKey((ecc_key*)pkey, der->publicKey,
- der->pubKeySize);
- wc_ecc_free((ecc_key*)pkey);
- }
- #endif
- if (pkey != NULL) {
- XFREE(pkey, ctx->heap, type);
- }
- if (ret != CRYPTOCB_UNAVAILABLE) {
- if (ret == 0) {
- ret = WOLFSSL_SUCCESS;
- }
- else {
- ret = WOLFSSL_FAILURE;
- }
- }
- }
- else {
- /* fall through if unavailable */
- ret = CRYPTOCB_UNAVAILABLE;
- }
- if (ret == CRYPTOCB_UNAVAILABLE)
- #endif
- {
- ret = wc_CheckPrivateKeyCert(buff, size, der);
- if (ret == 1) {
- ret = WOLFSSL_SUCCESS;
- }
- else {
- ret = WOLFSSL_FAILURE;
- }
- }
- FreeDecodedCert(der);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(der, NULL, DYNAMIC_TYPE_DCERT);
- #endif
- return ret;
- #else
- WOLFSSL_MSG("NO_CERTS is defined, can not check private key");
- return WOLFSSL_FAILURE;
- #endif
- }
- #endif /* !NO_CHECK_PRIVATE_KEY */
- #ifdef OPENSSL_ALL
- /**
- * Return the private key of the WOLFSSL_CTX struct
- * @return WOLFSSL_EVP_PKEY* The caller doesn *NOT*` free the returned object.
- */
- WOLFSSL_EVP_PKEY* wolfSSL_CTX_get0_privatekey(const WOLFSSL_CTX* ctx)
- {
- const unsigned char *key;
- int type;
- WOLFSSL_ENTER("wolfSSL_CTX_get0_privatekey");
- if (ctx == NULL || ctx->privateKey == NULL ||
- ctx->privateKey->buffer == NULL) {
- WOLFSSL_MSG("Bad parameter or key not set");
- return NULL;
- }
- switch (ctx->privateKeyType) {
- #ifndef NO_RSA
- case rsa_sa_algo:
- type = EVP_PKEY_RSA;
- break;
- #endif
- #ifdef HAVE_ECC
- case ecc_dsa_sa_algo:
- type = EVP_PKEY_EC;
- break;
- #endif
- default:
- /* Other key types not supported either as ssl private keys
- * or in the EVP layer */
- WOLFSSL_MSG("Unsupported key type");
- return NULL;
- }
- key = ctx->privateKey->buffer;
- if (ctx->privateKeyPKey != NULL)
- return ctx->privateKeyPKey;
- else
- return wolfSSL_d2i_PrivateKey(type,
- &((WOLFSSL_CTX*)ctx)->privateKeyPKey, &key,
- (long)ctx->privateKey->length);
- }
- #endif
- #ifdef OPENSSL_EXTRA
- WOLFSSL_PKCS8_PRIV_KEY_INFO* wolfSSL_d2i_PKCS8_PKEY(
- WOLFSSL_PKCS8_PRIV_KEY_INFO** pkey, const unsigned char** keyBuf, long keyLen)
- {
- WOLFSSL_PKCS8_PRIV_KEY_INFO* pkcs8 = NULL;
- #ifdef WOLFSSL_PEM_TO_DER
- int ret;
- DerBuffer* der = NULL;
- if (keyBuf == NULL || *keyBuf == NULL || keyLen <= 0) {
- WOLFSSL_MSG("Bad key PEM/DER args");
- return NULL;
- }
- ret = PemToDer(*keyBuf, keyLen, PRIVATEKEY_TYPE, &der, NULL, NULL, NULL);
- if (ret < 0) {
- WOLFSSL_MSG("Not PEM format");
- ret = AllocDer(&der, (word32)keyLen, PRIVATEKEY_TYPE, NULL);
- if (ret == 0) {
- XMEMCPY(der->buffer, *keyBuf, keyLen);
- }
- }
- if (ret == 0) {
- /* Verify this is PKCS8 Key */
- word32 inOutIdx = 0;
- word32 algId;
- ret = ToTraditionalInline_ex(der->buffer, &inOutIdx, der->length, &algId);
- if (ret >= 0) {
- ret = 0; /* good DER */
- }
- }
- if (ret == 0) {
- pkcs8 = wolfSSL_EVP_PKEY_new();
- if (pkcs8 == NULL)
- ret = MEMORY_E;
- }
- if (ret == 0) {
- pkcs8->pkey.ptr = (char*)XMALLOC(der->length, NULL,
- DYNAMIC_TYPE_PUBLIC_KEY);
- if (pkcs8->pkey.ptr == NULL)
- ret = MEMORY_E;
- }
- if (ret == 0) {
- XMEMCPY(pkcs8->pkey.ptr, der->buffer, der->length);
- pkcs8->pkey_sz = der->length;
- }
- FreeDer(&der);
- if (ret != 0) {
- wolfSSL_EVP_PKEY_free(pkcs8);
- pkcs8 = NULL;
- }
- if (pkey != NULL) {
- *pkey = pkcs8;
- }
- #else
- (void)bio;
- (void)pkey;
- #endif /* WOLFSSL_PEM_TO_DER */
- return pkcs8;
- }
- #ifndef NO_BIO
- /* put SSL type in extra for now, not very common */
- /* Converts a DER format key read from "bio" to a PKCS8 structure.
- *
- * bio input bio to read DER from
- * pkey If not NULL then this pointer will be overwritten with a new PKCS8
- * structure.
- *
- * returns a WOLFSSL_PKCS8_PRIV_KEY_INFO pointer on success and NULL in fail
- * case.
- */
- WOLFSSL_PKCS8_PRIV_KEY_INFO* wolfSSL_d2i_PKCS8_PKEY_bio(WOLFSSL_BIO* bio,
- WOLFSSL_PKCS8_PRIV_KEY_INFO** pkey)
- {
- WOLFSSL_PKCS8_PRIV_KEY_INFO* pkcs8 = NULL;
- #ifdef WOLFSSL_PEM_TO_DER
- unsigned char* mem = NULL;
- int memSz;
- WOLFSSL_ENTER("wolfSSL_d2i_PKCS8_PKEY_bio");
- if (bio == NULL) {
- return NULL;
- }
- if ((memSz = wolfSSL_BIO_get_mem_data(bio, &mem)) < 0) {
- return NULL;
- }
- pkcs8 = wolfSSL_d2i_PKCS8_PKEY(pkey, (const unsigned char**)&mem, memSz);
- #else
- (void)bio;
- (void)pkey;
- #endif /* WOLFSSL_PEM_TO_DER */
- return pkcs8;
- }
- /* expecting DER format public key
- *
- * bio input bio to read DER from
- * out If not NULL then this pointer will be overwritten with a new
- * WOLFSSL_EVP_PKEY pointer
- *
- * returns a WOLFSSL_EVP_PKEY pointer on success and NULL in fail case.
- */
- WOLFSSL_EVP_PKEY* wolfSSL_d2i_PUBKEY_bio(WOLFSSL_BIO* bio,
- WOLFSSL_EVP_PKEY** out)
- {
- unsigned char* mem;
- long memSz;
- WOLFSSL_EVP_PKEY* pkey = NULL;
- WOLFSSL_ENTER("wolfSSL_d2i_PUBKEY_bio()");
- if (bio == NULL) {
- return NULL;
- }
- (void)out;
- memSz = wolfSSL_BIO_get_len(bio);
- if (memSz <= 0) {
- return NULL;
- }
- mem = (unsigned char*)XMALLOC(memSz, bio->heap, DYNAMIC_TYPE_TMP_BUFFER);
- if (mem == NULL) {
- return NULL;
- }
- if (wolfSSL_BIO_read(bio, mem, (int)memSz) == memSz) {
- pkey = wolfSSL_d2i_PUBKEY(NULL, (const unsigned char**)&mem, memSz);
- if (out != NULL && pkey != NULL) {
- *out = pkey;
- }
- }
- XFREE(mem, bio->heap, DYNAMIC_TYPE_TMP_BUFFER);
- return pkey;
- }
- #endif /* !NO_BIO */
- static WOLFSSL_EVP_PKEY* d2iGenericKey(WOLFSSL_EVP_PKEY** out,
- const unsigned char** in, long inSz, int priv)
- {
- WOLFSSL_EVP_PKEY* pkey = NULL;
- const unsigned char* mem;
- long memSz = inSz;
- WOLFSSL_ENTER("d2iGenericKey");
- if (in == NULL || *in == NULL || inSz < 0) {
- WOLFSSL_MSG("Bad argument");
- return NULL;
- }
- mem = *in;
- #if !defined(NO_RSA)
- {
- word32 keyIdx = 0;
- int isRsaKey;
- #ifdef WOLFSSL_SMALL_STACK
- RsaKey *rsa = (RsaKey*)XMALLOC(sizeof(RsaKey), NULL, DYNAMIC_TYPE_RSA);
- if (rsa == NULL)
- return NULL;
- #else
- RsaKey rsa[1];
- #endif
- XMEMSET(rsa, 0, sizeof(RsaKey));
- /* test if RSA key */
- if (priv)
- isRsaKey = wc_InitRsaKey(rsa, NULL) == 0 &&
- wc_RsaPrivateKeyDecode(mem, &keyIdx, rsa, (word32)memSz) == 0;
- else
- isRsaKey = wc_InitRsaKey(rsa, NULL) == 0 &&
- wc_RsaPublicKeyDecode(mem, &keyIdx, rsa, (word32)memSz) == 0;
- wc_FreeRsaKey(rsa);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(rsa, NULL, DYNAMIC_TYPE_RSA);
- #endif
- if (isRsaKey) {
- pkey = wolfSSL_EVP_PKEY_new();
- if (pkey != NULL) {
- pkey->pkey_sz = keyIdx;
- pkey->pkey.ptr = (char*)XMALLOC(memSz, NULL,
- priv ? DYNAMIC_TYPE_PRIVATE_KEY :
- DYNAMIC_TYPE_PUBLIC_KEY);
- if (pkey->pkey.ptr == NULL) {
- wolfSSL_EVP_PKEY_free(pkey);
- return NULL;
- }
- XMEMCPY(pkey->pkey.ptr, mem, keyIdx);
- pkey->type = EVP_PKEY_RSA;
- if (out != NULL) {
- *out = pkey;
- }
- pkey->ownRsa = 1;
- pkey->rsa = wolfSSL_RSA_new();
- if (pkey->rsa == NULL) {
- wolfSSL_EVP_PKEY_free(pkey);
- return NULL;
- }
- if (wolfSSL_RSA_LoadDer_ex(pkey->rsa,
- (const unsigned char*)pkey->pkey.ptr,
- pkey->pkey_sz, priv ? WOLFSSL_RSA_LOAD_PRIVATE
- : WOLFSSL_RSA_LOAD_PUBLIC) != 1) {
- wolfSSL_EVP_PKEY_free(pkey);
- return NULL;
- }
- return pkey;
- }
- else {
- WOLFSSL_MSG("RSA wolfSSL_EVP_PKEY_new error");
- }
- }
- }
- #endif /* NO_RSA */
- #ifdef HAVE_ECC
- {
- word32 keyIdx = 0;
- int isEccKey;
- #ifdef WOLFSSL_SMALL_STACK
- ecc_key *ecc = (ecc_key*)XMALLOC(sizeof(ecc_key), NULL, DYNAMIC_TYPE_ECC);
- if (ecc == NULL)
- return NULL;
- #else
- ecc_key ecc[1];
- #endif
- XMEMSET(ecc, 0, sizeof(ecc_key));
- if (priv)
- isEccKey = wc_ecc_init(ecc) == 0 &&
- wc_EccPrivateKeyDecode(mem, &keyIdx, ecc, (word32)memSz) == 0;
- else
- isEccKey = wc_ecc_init(ecc) == 0 &&
- wc_EccPublicKeyDecode(mem, &keyIdx, ecc, (word32)memSz) == 0;
- wc_ecc_free(ecc);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(ecc, NULL, DYNAMIC_TYPE_ECC);
- #endif
- if (isEccKey) {
- pkey = wolfSSL_EVP_PKEY_new();
- if (pkey != NULL) {
- pkey->pkey_sz = keyIdx;
- pkey->pkey.ptr = (char*)XMALLOC(keyIdx, NULL,
- priv ? DYNAMIC_TYPE_PRIVATE_KEY :
- DYNAMIC_TYPE_PUBLIC_KEY);
- if (pkey->pkey.ptr == NULL) {
- wolfSSL_EVP_PKEY_free(pkey);
- return NULL;
- }
- XMEMCPY(pkey->pkey.ptr, mem, keyIdx);
- pkey->type = EVP_PKEY_EC;
- if (out != NULL) {
- *out = pkey;
- }
- pkey->ownEcc = 1;
- pkey->ecc = wolfSSL_EC_KEY_new();
- if (pkey->ecc == NULL) {
- wolfSSL_EVP_PKEY_free(pkey);
- return NULL;
- }
- if (wolfSSL_EC_KEY_LoadDer_ex(pkey->ecc,
- (const unsigned char*)pkey->pkey.ptr,
- pkey->pkey_sz, priv ? WOLFSSL_RSA_LOAD_PRIVATE
- : WOLFSSL_RSA_LOAD_PUBLIC) != 1) {
- wolfSSL_EVP_PKEY_free(pkey);
- return NULL;
- }
- return pkey;
- }
- else {
- WOLFSSL_MSG("ECC wolfSSL_EVP_PKEY_new error");
- }
- }
- }
- #endif /* HAVE_ECC */
- #if !defined(NO_DSA)
- {
- word32 keyIdx = 0;
- int isDsaKey;
- #ifdef WOLFSSL_SMALL_STACK
- DsaKey *dsa = (DsaKey*)XMALLOC(sizeof(DsaKey), NULL, DYNAMIC_TYPE_DSA);
- if (dsa == NULL)
- return NULL;
- #else
- DsaKey dsa[1];
- #endif
- XMEMSET(dsa, 0, sizeof(DsaKey));
- if (priv)
- isDsaKey = wc_InitDsaKey(dsa) == 0 &&
- wc_DsaPrivateKeyDecode(mem, &keyIdx, dsa, (word32)memSz) == 0;
- else
- isDsaKey = wc_InitDsaKey(dsa) == 0 &&
- wc_DsaPublicKeyDecode(mem, &keyIdx, dsa, (word32)memSz) == 0;
- wc_FreeDsaKey(dsa);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(dsa, NULL, DYNAMIC_TYPE_DSA);
- #endif
- /* test if DSA key */
- if (isDsaKey) {
- pkey = wolfSSL_EVP_PKEY_new();
- if (pkey != NULL) {
- pkey->pkey_sz = keyIdx;
- pkey->pkey.ptr = (char*)XMALLOC(memSz, NULL,
- priv ? DYNAMIC_TYPE_PRIVATE_KEY :
- DYNAMIC_TYPE_PUBLIC_KEY);
- if (pkey->pkey.ptr == NULL) {
- wolfSSL_EVP_PKEY_free(pkey);
- return NULL;
- }
- XMEMCPY(pkey->pkey.ptr, mem, keyIdx);
- pkey->type = EVP_PKEY_DSA;
- if (out != NULL) {
- *out = pkey;
- }
- pkey->ownDsa = 1;
- pkey->dsa = wolfSSL_DSA_new();
- if (pkey->dsa == NULL) {
- wolfSSL_EVP_PKEY_free(pkey);
- return NULL;
- }
- if (wolfSSL_DSA_LoadDer_ex(pkey->dsa,
- (const unsigned char*)pkey->pkey.ptr,
- pkey->pkey_sz, priv ? WOLFSSL_RSA_LOAD_PRIVATE
- : WOLFSSL_RSA_LOAD_PUBLIC) != 1) {
- wolfSSL_EVP_PKEY_free(pkey);
- return NULL;
- }
- return pkey;
- }
- else {
- WOLFSSL_MSG("DSA wolfSSL_EVP_PKEY_new error");
- }
- }
- }
- #endif /* NO_DSA */
- #if !defined(NO_DH) && (defined(WOLFSSL_QT) || defined(OPENSSL_ALL))
- #if !defined(HAVE_FIPS) || (defined(HAVE_FIPS_VERSION) && \
- (HAVE_FIPS_VERSION > 2))
- {
- int isDhKey;
- word32 keyIdx = 0;
- #ifdef WOLFSSL_SMALL_STACK
- DhKey *dh = (DhKey*)XMALLOC(sizeof(DhKey), NULL, DYNAMIC_TYPE_DH);
- if (dh == NULL)
- return NULL;
- #else
- DhKey dh[1];
- #endif
- XMEMSET(dh, 0, sizeof(DhKey));
- isDhKey = wc_InitDhKey(dh) == 0 &&
- wc_DhKeyDecode(mem, &keyIdx, dh, (word32)memSz) == 0;
- wc_FreeDhKey(dh);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(dh, NULL, DYNAMIC_TYPE_DH);
- #endif
- /* test if DH key */
- if (isDhKey) {
- pkey = wolfSSL_EVP_PKEY_new();
- if (pkey != NULL) {
- pkey->pkey_sz = (int)memSz;
- pkey->pkey.ptr = (char*)XMALLOC(memSz, NULL,
- priv ? DYNAMIC_TYPE_PRIVATE_KEY :
- DYNAMIC_TYPE_PUBLIC_KEY);
- if (pkey->pkey.ptr == NULL) {
- wolfSSL_EVP_PKEY_free(pkey);
- return NULL;
- }
- XMEMCPY(pkey->pkey.ptr, mem, memSz);
- pkey->type = EVP_PKEY_DH;
- if (out != NULL) {
- *out = pkey;
- }
- pkey->ownDh = 1;
- pkey->dh = wolfSSL_DH_new();
- if (pkey->dh == NULL) {
- wolfSSL_EVP_PKEY_free(pkey);
- return NULL;
- }
- if (wolfSSL_DH_LoadDer(pkey->dh,
- (const unsigned char*)pkey->pkey.ptr,
- pkey->pkey_sz) != WOLFSSL_SUCCESS) {
- wolfSSL_EVP_PKEY_free(pkey);
- return NULL;
- }
- return pkey;
- }
- else {
- WOLFSSL_MSG("DH wolfSSL_EVP_PKEY_new error");
- }
- }
- }
- #endif /* !HAVE_FIPS || HAVE_FIPS_VERSION > 2 */
- #endif /* !NO_DH && (WOLFSSL_QT || OPENSSL_ALL) */
- #if !defined(NO_DH) && defined(OPENSSL_EXTRA) && defined(WOLFSSL_DH_EXTRA)
- #if !defined(HAVE_FIPS) || (defined(HAVE_FIPS_VERSION) && \
- (HAVE_FIPS_VERSION > 2))
- {
- DhKey dh;
- word32 keyIdx = 0;
- DhKey* key = NULL;
- int ret;
- int elements;
- /* test if DH-public key */
- if (wc_InitDhKey(&dh) != 0)
- return NULL;
- ret = wc_DhKeyDecode(mem, &keyIdx, &dh, (word32)memSz);
- wc_FreeDhKey(&dh);
- if (ret == 0) {
- pkey = wolfSSL_EVP_PKEY_new();
- if (pkey != NULL) {
- pkey->type = EVP_PKEY_DH;
- pkey->pkey_sz = (int)memSz;
- pkey->pkey.ptr = (char*)XMALLOC(memSz, NULL,
- priv ? DYNAMIC_TYPE_PRIVATE_KEY :
- DYNAMIC_TYPE_PUBLIC_KEY);
- if (pkey->pkey.ptr == NULL) {
- wolfSSL_EVP_PKEY_free(pkey);
- return NULL;
- }
- XMEMCPY(pkey->pkey.ptr, mem, memSz);
- if (out != NULL) {
- *out = pkey;
- }
- pkey->ownDh = 1;
- pkey->dh = wolfSSL_DH_new();
- if (pkey->dh == NULL) {
- wolfSSL_EVP_PKEY_free(pkey);
- return NULL;
- }
- key = (DhKey*)pkey->dh->internal;
- keyIdx = 0;
- if (wc_DhKeyDecode(mem, &keyIdx, key, (word32)memSz) == 0)
- {
- elements = ELEMENT_P | ELEMENT_G | ELEMENT_Q | ELEMENT_PUB;
- if (priv)
- elements |= ELEMENT_PRV;
- if(SetDhExternal_ex(pkey->dh, elements)
- == WOLFSSL_SUCCESS ) {
- return pkey;
- }
- }
- else {
- wolfSSL_EVP_PKEY_free(pkey);
- return NULL;
- }
- }
- }
- }
- #endif /* !HAVE_FIPS || HAVE_FIPS_VERSION > 2 */
- #endif /* !NO_DH && OPENSSL_EXTRA && WOLFSSL_DH_EXTRA */
- if (pkey == NULL) {
- WOLFSSL_MSG("wolfSSL_d2i_PUBKEY couldn't determine key type");
- }
- return pkey;
- }
- /* Converts a DER encoded public key to a WOLFSSL_EVP_PKEY structure.
- *
- * out pointer to new WOLFSSL_EVP_PKEY structure. Can be NULL
- * in DER buffer to convert
- * inSz size of in buffer
- *
- * returns a pointer to a new WOLFSSL_EVP_PKEY structure on success and NULL
- * on fail
- */
- WOLFSSL_EVP_PKEY* wolfSSL_d2i_PUBKEY(WOLFSSL_EVP_PKEY** out,
- const unsigned char** in, long inSz)
- {
- WOLFSSL_ENTER("wolfSSL_d2i_PUBKEY");
- return d2iGenericKey(out, in, inSz, 0);
- }
- /* helper function to get raw pointer to DER buffer from WOLFSSL_EVP_PKEY */
- static int wolfSSL_EVP_PKEY_get_der(const WOLFSSL_EVP_PKEY* key, unsigned char** der)
- {
- unsigned char* pt;
- int sz;
- word16 pkcs8HeaderSz;
- if (!key || !key->pkey_sz)
- return WOLFSSL_FATAL_ERROR;
- /* return the key without PKCS8 for compatibility */
- /* if pkcs8HeaderSz is invalid, use 0 and return all of pkey */
- pkcs8HeaderSz = 0;
- if (key->pkey_sz > key->pkcs8HeaderSz)
- pkcs8HeaderSz = key->pkcs8HeaderSz;
- sz = key->pkey_sz - pkcs8HeaderSz;
- if (der) {
- pt = (unsigned char*)key->pkey.ptr;
- if (*der) {
- /* since this function signature has no size value passed in it is
- * assumed that the user has allocated a large enough buffer */
- XMEMCPY(*der, pt + pkcs8HeaderSz, sz);
- *der += sz;
- }
- else {
- *der = (unsigned char*)XMALLOC(sz, NULL, DYNAMIC_TYPE_OPENSSL);
- if (*der == NULL) {
- return WOLFSSL_FATAL_ERROR;
- }
- XMEMCPY(*der, pt + pkcs8HeaderSz, sz);
- }
- }
- return sz;
- }
- int wolfSSL_i2d_PUBKEY(const WOLFSSL_EVP_PKEY *key, unsigned char **der)
- {
- return wolfSSL_EVP_PKEY_get_der(key, der);
- }
- static WOLFSSL_EVP_PKEY* _d2i_PublicKey(int type, WOLFSSL_EVP_PKEY** out,
- const unsigned char **in, long inSz, int priv)
- {
- int ret = 0;
- word32 idx = 0, algId;
- word16 pkcs8HeaderSz = 0;
- WOLFSSL_EVP_PKEY* local;
- int opt;
- if (in == NULL || inSz < 0) {
- WOLFSSL_MSG("Bad argument");
- return NULL;
- }
- if (priv == 1) {
- /* Check if input buffer has PKCS8 header. In the case that it does not
- * have a PKCS8 header then do not error out. */
- if ((ret = ToTraditionalInline_ex((const byte*)(*in), &idx,
- (word32)inSz, &algId)) > 0) {
- WOLFSSL_MSG("Found PKCS8 header");
- pkcs8HeaderSz = (word16)idx;
- if ((type == EVP_PKEY_RSA && algId != RSAk) ||
- (type == EVP_PKEY_EC && algId != ECDSAk) ||
- (type == EVP_PKEY_DSA && algId != DSAk) ||
- (type == EVP_PKEY_DH && algId != DHk)) {
- WOLFSSL_MSG("PKCS8 does not match EVP key type");
- return NULL;
- }
- (void)idx; /* not used */
- }
- else {
- if (ret != ASN_PARSE_E) {
- WOLFSSL_MSG("Unexpected error with trying to remove PKCS8 "
- "header");
- return NULL;
- }
- }
- }
- if (out != NULL && *out != NULL) {
- wolfSSL_EVP_PKEY_free(*out);
- *out = NULL;
- }
- local = wolfSSL_EVP_PKEY_new();
- if (local == NULL) {
- return NULL;
- }
- local->type = type;
- local->pkey_sz = (int)inSz;
- local->pkcs8HeaderSz = pkcs8HeaderSz;
- local->pkey.ptr = (char*)XMALLOC(inSz, NULL, DYNAMIC_TYPE_PUBLIC_KEY);
- if (local->pkey.ptr == NULL) {
- wolfSSL_EVP_PKEY_free(local);
- local = NULL;
- return NULL;
- }
- else {
- XMEMCPY(local->pkey.ptr, *in, inSz);
- }
- switch (type) {
- #ifndef NO_RSA
- case EVP_PKEY_RSA:
- local->ownRsa = 1;
- local->rsa = wolfSSL_RSA_new();
- if (local->rsa == NULL) {
- wolfSSL_EVP_PKEY_free(local);
- return NULL;
- }
- opt = priv ? WOLFSSL_RSA_LOAD_PRIVATE : WOLFSSL_RSA_LOAD_PUBLIC;
- if (wolfSSL_RSA_LoadDer_ex(local->rsa,
- (const unsigned char*)local->pkey.ptr, local->pkey_sz,
- opt) != WOLFSSL_SUCCESS) {
- wolfSSL_EVP_PKEY_free(local);
- return NULL;
- }
- break;
- #endif /* NO_RSA */
- #ifdef HAVE_ECC
- case EVP_PKEY_EC:
- local->ownEcc = 1;
- local->ecc = wolfSSL_EC_KEY_new();
- if (local->ecc == NULL) {
- wolfSSL_EVP_PKEY_free(local);
- return NULL;
- }
- opt = priv ? WOLFSSL_EC_KEY_LOAD_PRIVATE :
- WOLFSSL_EC_KEY_LOAD_PUBLIC;
- if (wolfSSL_EC_KEY_LoadDer_ex(local->ecc,
- (const unsigned char*)local->pkey.ptr, local->pkey_sz,
- opt)
- != WOLFSSL_SUCCESS) {
- wolfSSL_EVP_PKEY_free(local);
- return NULL;
- }
- break;
- #endif /* HAVE_ECC */
- #if defined(WOLFSSL_QT) || defined(OPENSSL_ALL) || defined(WOLFSSL_OPENSSH)
- #ifndef NO_DSA
- case EVP_PKEY_DSA:
- local->ownDsa = 1;
- local->dsa = wolfSSL_DSA_new();
- if (local->dsa == NULL) {
- wolfSSL_EVP_PKEY_free(local);
- return NULL;
- }
- opt = priv ? WOLFSSL_DSA_LOAD_PRIVATE : WOLFSSL_DSA_LOAD_PUBLIC;
- if (wolfSSL_DSA_LoadDer_ex(local->dsa,
- (const unsigned char*)local->pkey.ptr, local->pkey_sz,
- opt)
- != WOLFSSL_SUCCESS) {
- wolfSSL_EVP_PKEY_free(local);
- return NULL;
- }
- break;
- #endif /* NO_DSA */
- #ifndef NO_DH
- #if !defined(HAVE_FIPS) || (defined(HAVE_FIPS_VERSION) && (HAVE_FIPS_VERSION>2))
- case EVP_PKEY_DH:
- local->ownDh = 1;
- local->dh = wolfSSL_DH_new();
- if (local->dh == NULL) {
- wolfSSL_EVP_PKEY_free(local);
- return NULL;
- }
- if (wolfSSL_DH_LoadDer(local->dh,
- (const unsigned char*)local->pkey.ptr, local->pkey_sz)
- != WOLFSSL_SUCCESS) {
- wolfSSL_EVP_PKEY_free(local);
- return NULL;
- }
- break;
- #endif /* !HAVE_FIPS || HAVE_FIPS_VERSION > 2 */
- #endif /* HAVE_DH */
- #endif /* WOLFSSL_QT || OPENSSL_ALL || WOLFSSL_OPENSSH */
- default:
- WOLFSSL_MSG("Unsupported key type");
- wolfSSL_EVP_PKEY_free(local);
- return NULL;
- }
- /* advance pointer with success */
- if (local != NULL) {
- if (local->pkey_sz <= (int)inSz) {
- *in += local->pkey_sz;
- }
- if (out != NULL) {
- *out = local;
- }
- }
- return local;
- }
- WOLFSSL_EVP_PKEY* wolfSSL_d2i_PublicKey(int type, WOLFSSL_EVP_PKEY** out,
- const unsigned char **in, long inSz)
- {
- WOLFSSL_ENTER("wolfSSL_d2i_PublicKey");
- return _d2i_PublicKey(type, out, in, inSz, 0);
- }
- /* Reads in a DER format key. If PKCS8 headers are found they are stripped off.
- *
- * type type of key
- * out newly created WOLFSSL_EVP_PKEY structure
- * in pointer to input key DER
- * inSz size of in buffer
- *
- * On success a non null pointer is returned and the pointer in is advanced the
- * same number of bytes read.
- */
- WOLFSSL_EVP_PKEY* wolfSSL_d2i_PrivateKey(int type, WOLFSSL_EVP_PKEY** out,
- const unsigned char **in, long inSz)
- {
- WOLFSSL_ENTER("wolfSSL_d2i_PrivateKey");
- return _d2i_PublicKey(type, out, in, inSz, 1);
- }
- #ifdef WOLF_CRYPTO_CB
- /* Create an EVP structure for use with crypto callbacks */
- WOLFSSL_EVP_PKEY* wolfSSL_d2i_PrivateKey_id(int type, WOLFSSL_EVP_PKEY** out,
- void* heap, int devId)
- {
- WOLFSSL_EVP_PKEY* local;
- if (out != NULL && *out != NULL) {
- wolfSSL_EVP_PKEY_free(*out);
- *out = NULL;
- }
- local = wolfSSL_EVP_PKEY_new_ex(heap);
- if (local == NULL) {
- return NULL;
- }
- local->type = type;
- local->pkey_sz = 0;
- local->pkcs8HeaderSz = 0;
- switch (type) {
- #ifndef NO_RSA
- case EVP_PKEY_RSA:
- {
- RsaKey* key;
- local->ownRsa = 1;
- local->rsa = wolfSSL_RSA_new_ex(heap, devId);
- if (local->rsa == NULL) {
- wolfSSL_EVP_PKEY_free(local);
- return NULL;
- }
- key = (RsaKey*)local->rsa->internal;
- key->devId = devId;
- local->rsa->inSet = 1;
- break;
- }
- #endif /* !NO_RSA */
- #ifdef HAVE_ECC
- case EVP_PKEY_EC:
- {
- ecc_key* key;
- local->ownEcc = 1;
- local->ecc = wolfSSL_EC_KEY_new_ex(heap, devId);
- if (local->ecc == NULL) {
- wolfSSL_EVP_PKEY_free(local);
- return NULL;
- }
- key = (ecc_key*)local->ecc->internal;
- key->devId = devId;
- key->type = ECC_PRIVATEKEY;
- /* key is required to have a key size / curve set, although
- * actual one used is determined by devId callback function */
- wc_ecc_set_curve(key, ECDHE_SIZE, ECC_CURVE_DEF);
- local->ecc->inSet = 1;
- break;
- }
- #endif /* HAVE_ECC */
- default:
- WOLFSSL_MSG("Unsupported private key id type");
- wolfSSL_EVP_PKEY_free(local);
- return NULL;
- }
- if (local != NULL && out != NULL) {
- *out = local;
- }
- return local;
- }
- #endif /* WOLF_CRYPTO_CB */
- #ifndef NO_CERTS
- #ifndef NO_CHECK_PRIVATE_KEY
- int wolfSSL_check_private_key(const WOLFSSL* ssl)
- {
- DecodedCert der;
- word32 size;
- byte* buff;
- int ret;
- if (ssl == NULL) {
- return WOLFSSL_FAILURE;
- }
- size = ssl->buffers.certificate->length;
- buff = ssl->buffers.certificate->buffer;
- InitDecodedCert(&der, buff, size, ssl->heap);
- #ifdef HAVE_PK_CALLBACKS
- ret = InitSigPkCb((WOLFSSL*)ssl, &der.sigCtx);
- if (ret != 0) {
- FreeDecodedCert(&der);
- return ret;
- }
- #endif
- if (ParseCertRelative(&der, CERT_TYPE, NO_VERIFY, NULL) != 0) {
- FreeDecodedCert(&der);
- return WOLFSSL_FAILURE;
- }
- size = ssl->buffers.key->length;
- buff = ssl->buffers.key->buffer;
- #ifdef WOLF_CRYPTO_CB
- if (ssl->buffers.keyDevId != INVALID_DEVID) {
- int type = 0;
- void *pkey = NULL;
- #ifndef NO_RSA
- if (der.keyOID == RSAk) {
- type = DYNAMIC_TYPE_RSA;
- }
- #endif
- #ifdef HAVE_ECC
- if (der.keyOID == ECDSAk) {
- type = DYNAMIC_TYPE_ECC;
- }
- #endif
- ret = CreateDevPrivateKey(&pkey, buff, size, type,
- ssl->buffers.keyLabel,
- ssl->buffers.keyId, ssl->heap,
- ssl->buffers.keyDevId);
- #ifndef NO_RSA
- if (ret == 0 && der.keyOID == RSAk) {
- ret = wc_CryptoCb_RsaCheckPrivKey((RsaKey*)pkey, der.publicKey,
- der.pubKeySize);
- if (ret == 0)
- ret = WOLFSSL_SUCCESS;
- wc_FreeRsaKey((RsaKey*)pkey);
- }
- #endif
- #ifdef HAVE_ECC
- if (ret == 0 && der.keyOID == ECDSAk) {
- ret = wc_CryptoCb_EccCheckPrivKey((ecc_key*)pkey, der.publicKey,
- der.pubKeySize);
- if (ret == 0)
- ret = WOLFSSL_SUCCESS;
- wc_ecc_free((ecc_key*)pkey);
- }
- #endif
- if (pkey != NULL) {
- XFREE(pkey, ssl->heap, type);
- }
- }
- else {
- /* fall through if unavailable */
- ret = CRYPTOCB_UNAVAILABLE;
- }
- if (ret == CRYPTOCB_UNAVAILABLE)
- #endif
- ret = wc_CheckPrivateKeyCert(buff, size, &der);
- FreeDecodedCert(&der);
- return ret;
- }
- #endif /* !NO_CHECK_PRIVATE_KEY */
- #if defined(OPENSSL_ALL)
- unsigned int wolfSSL_X509_get_extension_flags(WOLFSSL_X509* x509)
- {
- unsigned int flags = 0;
- WOLFSSL_ENTER("wolfSSL_X509_get_extension_flags");
- if (x509 != NULL) {
- if (x509->keyUsageSet) {
- flags |= EXFLAG_KUSAGE;
- }
- if (x509->extKeyUsageSrc != NULL) {
- flags |= EXFLAG_XKUSAGE;
- }
- }
- WOLFSSL_LEAVE("wolfSSL_X509_get_extension_flags", flags);
- return flags;
- }
- unsigned int wolfSSL_X509_get_key_usage(WOLFSSL_X509* x509)
- {
- unsigned int ret = 0;
- WOLFSSL_ENTER("wolfSSL_X509_get_key_usage");
- if (x509 == NULL) {
- WOLFSSL_MSG("x509 is NULL");
- }
- else {
- if (x509->keyUsageSet) {
- ret = wolfSSL_X509_get_keyUsage(x509);
- }
- else {
- ret = (unsigned int)-1;
- }
- }
- WOLFSSL_LEAVE("wolfSSL_X509_get_key_usage", ret);
- return ret;
- }
- unsigned int wolfSSL_X509_get_extended_key_usage(WOLFSSL_X509* x509)
- {
- int ret = 0;
- int rc;
- word32 idx = 0;
- word32 oid;
- WOLFSSL_ENTER("wolfSSL_X509_get_extended_key_usage");
- if (x509 == NULL) {
- WOLFSSL_MSG("x509 is NULL");
- }
- else if (x509->extKeyUsageSrc != NULL) {
- while (idx < x509->extKeyUsageSz) {
- rc = GetObjectId(x509->extKeyUsageSrc, &idx, &oid,
- oidCertKeyUseType, x509->extKeyUsageSz);
- if (rc == ASN_UNKNOWN_OID_E) {
- continue;
- }
- else if (rc < 0) {
- WOLFSSL_MSG("GetObjectId failed");
- ret = -1;
- break;
- }
- switch (oid) {
- case EKU_ANY_OID:
- ret |= XKU_ANYEKU;
- break;
- case EKU_SERVER_AUTH_OID:
- ret |= XKU_SSL_SERVER;
- break;
- case EKU_CLIENT_AUTH_OID:
- ret |= XKU_SSL_CLIENT;
- break;
- case EKU_CODESIGNING_OID:
- ret |= XKU_CODE_SIGN;
- break;
- case EKU_EMAILPROTECT_OID:
- ret |= XKU_SMIME;
- break;
- case EKU_TIMESTAMP_OID:
- ret |= XKU_TIMESTAMP;
- break;
- case EKU_OCSP_SIGN_OID:
- ret |= XKU_OCSP_SIGN;
- break;
- default:
- break;
- }
- }
- }
- else {
- WOLFSSL_MSG("x509->extKeyUsageSrc is NULL");
- ret = -1;
- }
- WOLFSSL_LEAVE("wolfSSL_X509_get_extended_key_usage", ret);
- return (unsigned int)ret;
- }
- /* Returns the number of X509V3 extensions in X509 object, or 0 on failure */
- int wolfSSL_X509_get_ext_count(const WOLFSSL_X509* passedCert)
- {
- int extCount = 0;
- int length = 0;
- int outSz = 0;
- const byte* rawCert;
- int sz = 0;
- word32 idx = 0;
- DecodedCert cert;
- const byte* input;
- WOLFSSL_ENTER("wolfSSL_X509_get_ext_count()");
- if (passedCert == NULL) {
- WOLFSSL_MSG("\tNot passed a certificate");
- return WOLFSSL_FAILURE;
- }
- rawCert = wolfSSL_X509_get_der((WOLFSSL_X509*)passedCert, &outSz);
- if (rawCert == NULL) {
- WOLFSSL_MSG("\tpassedCert has no internal DerBuffer set.");
- return WOLFSSL_FAILURE;
- }
- InitDecodedCert(&cert, rawCert, (word32)outSz, 0);
- if (ParseCert(&cert,
- #ifdef WOLFSSL_CERT_REQ
- passedCert->isCSR ? CERTREQ_TYPE :
- #endif
- CA_TYPE,
- NO_VERIFY, NULL) < 0) {
- WOLFSSL_MSG("\tCertificate parsing failed");
- FreeDecodedCert(&cert);
- return WOLFSSL_FAILURE;
- }
- input = cert.extensions;
- sz = cert.extensionsSz;
- if (input == NULL || sz == 0) {
- WOLFSSL_MSG("\tsz or input NULL error");
- FreeDecodedCert(&cert);
- return WOLFSSL_FAILURE;
- }
- #ifdef WOLFSSL_CERT_REQ
- if (!passedCert->isCSR)
- #endif
- {
- if (input[idx++] != ASN_EXTENSIONS) {
- WOLFSSL_MSG("\tfail: should be an EXTENSIONS");
- FreeDecodedCert(&cert);
- return WOLFSSL_FAILURE;
- }
- if (GetLength(input, &idx, &length, sz) < 0) {
- WOLFSSL_MSG("\tfail: invalid length");
- FreeDecodedCert(&cert);
- return WOLFSSL_FAILURE;
- }
- }
- if (GetSequence(input, &idx, &length, sz) < 0) {
- WOLFSSL_MSG("\tfail: should be a SEQUENCE (1)");
- FreeDecodedCert(&cert);
- return WOLFSSL_FAILURE;
- }
- while (idx < (word32)sz) {
- if (GetSequence(input, &idx, &length, sz) < 0) {
- WOLFSSL_MSG("\tfail: should be a SEQUENCE");
- FreeDecodedCert(&cert);
- return WOLFSSL_FAILURE;
- }
- idx += length;
- extCount++;
- }
- FreeDecodedCert(&cert);
- return extCount;
- }
- /* Creates and returns pointer to a new X509_EXTENSION object in memory */
- WOLFSSL_X509_EXTENSION* wolfSSL_X509_EXTENSION_new(void)
- {
- WOLFSSL_X509_EXTENSION* newExt;
- WOLFSSL_ENTER("wolfSSL_X509_EXTENSION_new");
- newExt = (WOLFSSL_X509_EXTENSION*)XMALLOC(sizeof(WOLFSSL_X509_EXTENSION),
- NULL, DYNAMIC_TYPE_X509_EXT);
- if (newExt == NULL)
- return NULL;
- XMEMSET(newExt, 0, sizeof(WOLFSSL_X509_EXTENSION));
- return newExt;
- }
- void wolfSSL_X509_EXTENSION_free(WOLFSSL_X509_EXTENSION* x)
- {
- WOLFSSL_ASN1_STRING asn1;
- WOLFSSL_ENTER("wolfSSL_X509_EXTENSION_free");
- if (x == NULL)
- return;
- if (x->obj != NULL)
- wolfSSL_ASN1_OBJECT_free(x->obj);
- asn1 = x->value;
- if (asn1.length > 0 && asn1.data != NULL && asn1.isDynamic)
- XFREE(asn1.data, NULL, DYNAMIC_TYPE_OPENSSL);
- wolfSSL_sk_free(x->ext_sk);
- XFREE(x, NULL, DYNAMIC_TYPE_X509_EXT);
- }
- WOLFSSL_X509_EXTENSION* wolfSSL_X509_EXTENSION_dup(WOLFSSL_X509_EXTENSION* src)
- {
- WOLFSSL_X509_EXTENSION* ret = NULL;
- int err = 0;
- WOLFSSL_ENTER("wolfSSL_X509_EXTENSION_dup");
- if (src == NULL) {
- err = 1;
- }
- if (err == 0) {
- ret = wolfSSL_X509_EXTENSION_new();
- if (ret == NULL) {
- err = 1;
- }
- }
- if (err == 0 && src->obj != NULL) {
- ret->obj = wolfSSL_ASN1_OBJECT_dup(src->obj);
- if (ret->obj == NULL) {
- err = 1;
- }
- }
- if (err == 0) {
- ret->crit = src->crit;
- if (wolfSSL_ASN1_STRING_copy(&ret->value, &src->value) !=
- WOLFSSL_SUCCESS) {
- err = 1;
- }
- }
- if (err == 1 && ret != NULL) {
- wolfSSL_X509_EXTENSION_free(ret);
- ret = NULL;
- }
- return ret;
- }
- /* Creates and returns a new WOLFSSL_X509_EXTENSION stack. */
- WOLFSSL_STACK* wolfSSL_sk_new_x509_ext(void)
- {
- WOLFSSL_STACK* sk;
- WOLFSSL_ENTER("wolfSSL_sk_new_x509_ext");
- sk = wolfSSL_sk_new_null();
- if (sk) {
- sk->type = STACK_TYPE_X509_EXT;
- }
- return sk;
- }
- /* return 1 on success 0 on fail */
- int wolfSSL_sk_X509_EXTENSION_push(WOLFSSL_STACK* sk,WOLFSSL_X509_EXTENSION* ext)
- {
- WOLFSSL_STACK* node;
- WOLFSSL_ENTER("wolfSSL_sk_X509_EXTENSION_push");
- if (sk == NULL || ext == NULL) {
- return WOLFSSL_FAILURE;
- }
- /* no previous values in stack */
- if (sk->data.ext == NULL) {
- sk->data.ext = ext;
- sk->num += 1;
- return WOLFSSL_SUCCESS;
- }
- /* stack already has value(s) create a new node and add more */
- node = (WOLFSSL_STACK*)XMALLOC(sizeof(WOLFSSL_STACK), NULL,
- DYNAMIC_TYPE_X509);
- if (node == NULL) {
- WOLFSSL_MSG("Memory error");
- return WOLFSSL_FAILURE;
- }
- XMEMSET(node, 0, sizeof(WOLFSSL_STACK));
- /* push new obj onto head of stack */
- node->data.ext = sk->data.ext;
- node->next = sk->next;
- node->type = sk->type;
- sk->next = node;
- sk->data.ext = ext;
- sk->num += 1;
- return WOLFSSL_SUCCESS;
- }
- /* Free the structure for X509_EXTENSION stack
- *
- * sk stack to free nodes in
- */
- void wolfSSL_sk_X509_EXTENSION_free(WOLFSSL_STACK* sk)
- {
- WOLFSSL_STACK* node;
- WOLFSSL_ENTER("wolfSSL_sk_X509_EXTENSION_free");
- if (sk == NULL) {
- return;
- }
- /* parse through stack freeing each node */
- node = sk->next;
- while ((node != NULL) && (sk->num > 1)) {
- WOLFSSL_STACK* tmp = node;
- node = node->next;
- wolfSSL_X509_EXTENSION_free(tmp->data.ext);
- XFREE(tmp, NULL, DYNAMIC_TYPE_X509);
- sk->num -= 1;
- }
- /* free head of stack */
- if (sk->num == 1) {
- wolfSSL_X509_EXTENSION_free(sk->data.ext);
- }
- XFREE(sk, NULL, DYNAMIC_TYPE_X509);
- }
- int wolfSSL_ASN1_BIT_STRING_set_bit(WOLFSSL_ASN1_BIT_STRING* str, int pos,
- int val)
- {
- int bytes_cnt, bit;
- byte* temp;
- if (!str || (val != 0 && val != 1) || pos < 0) {
- return WOLFSSL_FAILURE;
- }
- bytes_cnt = pos/8;
- bit = 1<<(7-(pos%8));
- if (bytes_cnt+1 > str->length) {
- if (!(temp = (byte*)XREALLOC(str->data, bytes_cnt+1, NULL,
- DYNAMIC_TYPE_OPENSSL))) {
- return WOLFSSL_FAILURE;
- }
- XMEMSET(temp+str->length, 0, bytes_cnt+1 - str->length);
- str->data = temp;
- str->length = bytes_cnt+1;
- }
- str->data[bytes_cnt] &= ~bit;
- str->data[bytes_cnt] |= val ? bit : 0;
- return WOLFSSL_SUCCESS;
- }
- static WOLFSSL_STACK* generateExtStack(const WOLFSSL_X509 *x)
- {
- int numOfExt, i;
- WOLFSSL_X509 *x509 = (WOLFSSL_X509*)x;
- WOLFSSL_STACK* ret;
- WOLFSSL_STACK* tmp;
- if (!x509) {
- WOLFSSL_MSG("Bad parameter");
- return NULL;
- }
- /* Save x509->ext_sk */
- tmp = x509->ext_sk;
- x509->ext_sk = NULL;
- numOfExt = wolfSSL_X509_get_ext_count(x509);
- for (i = 0; i < numOfExt; i++) {
- /* Build the extension stack */
- (void)wolfSSL_X509_set_ext(x509, i);
- }
- /* Restore */
- ret = x509->ext_sk;
- x509->ext_sk = tmp;
- return ret;
- }
- /**
- * @param x Certificate to extract extensions from
- * @return STACK_OF(X509_EXTENSION)*
- */
- const WOLFSSL_STACK *wolfSSL_X509_get0_extensions(const WOLFSSL_X509 *x)
- {
- int numOfExt;
- WOLFSSL_X509 *x509 = (WOLFSSL_X509*)x;
- WOLFSSL_ENTER("wolfSSL_X509_get0_extensions");
- if (!x509) {
- WOLFSSL_MSG("Bad parameter");
- return NULL;
- }
- numOfExt = wolfSSL_X509_get_ext_count(x509);
- if (numOfExt != wolfSSL_sk_num(x509->ext_sk_full)) {
- wolfSSL_sk_free(x509->ext_sk_full);
- x509->ext_sk_full = generateExtStack(x);
- }
- return x509->ext_sk_full;
- }
- /**
- * Caller is responsible for freeing the returned stack.
- */
- const WOLFSSL_STACK *wolfSSL_X509_REQ_get_extensions(const WOLFSSL_X509 *x)
- {
- return generateExtStack(x);
- }
- /* Gets the X509_EXTENSION* ext based on it's location in WOLFSSL_X509* x509.
- *
- * x509 : The X509 structure to look for the extension.
- * loc : Location of the extension. If the extension is found at the given
- * location, a new X509_EXTENSION structure is populated with extension-specific
- * data based on the extension type.
- * Returns NULL on error or pointer to X509_EXTENSION structure containing the
- * extension. The returned X509_EXTENSION should not be free'd by caller.
- * The returned X509_EXTENSION is pushed onto a stack inside the x509 argument.
- * This is later free'd when x509 is free'd.
- *
- * NOTE: for unknown extension NIDs, a X509_EXTENSION is populated with the
- * extension oid as the ASN1_OBJECT (QT compatibility)
- */
- WOLFSSL_X509_EXTENSION* wolfSSL_X509_get_ext(const WOLFSSL_X509* x509, int loc)
- {
- WOLFSSL_X509_EXTENSION* ext = NULL;
- WOLFSSL_ENTER("wolfSSL_X509_get_ext");
- if (x509 == NULL)
- return NULL;
- ext = wolfSSL_X509_set_ext((WOLFSSL_X509*) x509, loc);
- return ext;
- }
- int wolfSSL_X509_get_ext_by_OBJ(const WOLFSSL_X509 *x,
- const WOLFSSL_ASN1_OBJECT *obj, int lastpos)
- {
- const WOLF_STACK_OF(WOLFSSL_X509_EXTENSION) *sk;
- if (!x || !obj) {
- WOLFSSL_MSG("Bad parameter");
- return -1;
- }
- sk = wolfSSL_X509_get0_extensions(x);
- if (!sk) {
- WOLFSSL_MSG("No extensions");
- return -1;
- }
- lastpos++;
- if (lastpos < 0)
- lastpos = 0;
- for (; lastpos < wolfSSL_sk_num(sk); lastpos++)
- if (wolfSSL_OBJ_cmp((WOLFSSL_ASN1_OBJECT*)wolfSSL_sk_value(sk,
- lastpos), obj) == 0)
- return lastpos;
- return -1;
- }
- /* Pushes a new X509_EXTENSION* ext onto the stack inside WOLFSSL_X509* x509.
- * This is currently a helper function for wolfSSL_X509_get_ext
- * Caller does not free the returned WOLFSSL_X509_EXTENSION*
- */
- WOLFSSL_X509_EXTENSION* wolfSSL_X509_set_ext(WOLFSSL_X509* x509, int loc)
- {
- int extCount = 0, length = 0, outSz = 0, sz = 0, ret = 0;
- int objSz = 0, isSet = 0;
- const byte* rawCert;
- const byte* input;
- byte* oidBuf;
- word32 oid, idx = 0, tmpIdx = 0, nid;
- WOLFSSL_X509_EXTENSION* ext = NULL;
- WOLFSSL_ASN1_INTEGER* a;
- WOLFSSL_STACK* sk;
- DecodedCert cert;
- WOLFSSL_ENTER("wolfSSL_X509_set_ext");
- if(x509 == NULL){
- WOLFSSL_MSG("\tNot passed a certificate");
- return NULL;
- }
- if(loc <0 || (loc > wolfSSL_X509_get_ext_count(x509))){
- WOLFSSL_MSG("\tBad location argument");
- return NULL;
- }
- ext = wolfSSL_X509_EXTENSION_new();
- if (ext == NULL) {
- WOLFSSL_MSG("\tX509_EXTENSION_new() failed");
- return NULL;
- }
- rawCert = wolfSSL_X509_get_der((WOLFSSL_X509*)x509, &outSz);
- if (rawCert == NULL) {
- WOLFSSL_MSG("\tX509_get_der() failed");
- wolfSSL_X509_EXTENSION_free(ext);
- return NULL;
- }
- InitDecodedCert( &cert, rawCert, (word32)outSz, 0);
- if (ParseCert(&cert,
- #ifdef WOLFSSL_CERT_REQ
- x509->isCSR ? CERTREQ_TYPE :
- #endif
- CA_TYPE,
- NO_VERIFY, NULL) < 0) {
- WOLFSSL_MSG("\tCertificate parsing failed");
- wolfSSL_X509_EXTENSION_free(ext);
- FreeDecodedCert(&cert);
- return NULL;
- }
- input = cert.extensions;
- sz = cert.extensionsSz;
- if (input == NULL || sz == 0) {
- WOLFSSL_MSG("\tfail: should be an EXTENSIONS");
- wolfSSL_X509_EXTENSION_free(ext);
- FreeDecodedCert(&cert);
- return NULL;
- }
- #ifdef WOLFSSL_CERT_REQ
- if (!x509->isCSR)
- #endif
- {
- if (input[idx++] != ASN_EXTENSIONS) {
- WOLFSSL_MSG("\tfail: should be an EXTENSIONS");
- wolfSSL_X509_EXTENSION_free(ext);
- FreeDecodedCert(&cert);
- return NULL;
- }
- if (GetLength(input, &idx, &length, sz) < 0) {
- WOLFSSL_MSG("\tfail: invalid length");
- wolfSSL_X509_EXTENSION_free(ext);
- FreeDecodedCert(&cert);
- return NULL;
- }
- }
- if (GetSequence(input, &idx, &length, sz) < 0) {
- WOLFSSL_MSG("\tfail: should be a SEQUENCE (1)");
- wolfSSL_X509_EXTENSION_free(ext);
- FreeDecodedCert(&cert);
- return NULL;
- }
- while (idx < (word32)sz) {
- oid = 0;
- if (GetSequence(input, &idx, &length, sz) < 0) {
- WOLFSSL_MSG("\tfail: should be a SEQUENCE");
- wolfSSL_X509_EXTENSION_free(ext);
- FreeDecodedCert(&cert);
- return NULL;
- }
- tmpIdx = idx;
- ret = GetObjectId(input, &idx, &oid, oidCertExtType, sz);
- if (ret < 0) {
- WOLFSSL_MSG("\tfail: OBJECT ID");
- wolfSSL_X509_EXTENSION_free(ext);
- FreeDecodedCert(&cert);
- return NULL;
- }
- idx = tmpIdx;
- nid = (word32)oid2nid(oid, oidCertExtType);
- /* Continue while loop until extCount == loc or idx > sz */
- if (extCount != loc) {
- idx += length;
- extCount++;
- continue;
- }
- /* extCount == loc. Now get the extension. */
- /* Check if extension has been set */
- isSet = wolfSSL_X509_ext_isSet_by_NID((WOLFSSL_X509*)x509, nid);
- ext->obj = wolfSSL_OBJ_nid2obj(nid);
- if (ext->obj == NULL) {
- WOLFSSL_MSG("\tfail: Invalid OBJECT");
- wolfSSL_X509_EXTENSION_free(ext);
- FreeDecodedCert(&cert);
- return NULL;
- }
- ext->obj->nid = nid;
- switch (oid) {
- case BASIC_CA_OID:
- if (!isSet)
- break;
- /* Set pathlength */
- a = wolfSSL_ASN1_INTEGER_new();
- if (a == NULL) {
- wolfSSL_X509_EXTENSION_free(ext);
- FreeDecodedCert(&cert);
- return NULL;
- }
- a->length = x509->pathLength;
- /* Save ASN1_INTEGER in x509 extension */
- ext->obj->pathlen = a;
- ext->obj->ca = x509->isCa;
- ext->crit = x509->basicConstCrit;
- break;
- case AUTH_INFO_OID:
- if (!isSet)
- break;
- /* Create a stack to hold both the caIssuer and ocsp objects
- in X509_EXTENSION structure */
- sk = (WOLF_STACK_OF(WOLFSSL_ASN1_OBJECT)*)XMALLOC(
- sizeof(WOLF_STACK_OF(WOLFSSL_ASN1_OBJECT)),
- NULL, DYNAMIC_TYPE_ASN1);
- if (sk == NULL) {
- WOLFSSL_MSG("Failed to malloc stack");
- wolfSSL_X509_EXTENSION_free(ext);
- FreeDecodedCert(&cert);
- return NULL;
- }
- XMEMSET(sk, 0, sizeof(WOLF_STACK_OF(WOLFSSL_ASN1_OBJECT)));
- sk->type = STACK_TYPE_OBJ;
- /* Add CaIssuers object to stack */
- if (x509->authInfoCaIssuer != NULL &&
- x509->authInfoCaIssuerSz > 0)
- {
- WOLFSSL_ASN1_OBJECT* obj;
- obj = wolfSSL_ASN1_OBJECT_new();
- if (obj == NULL) {
- WOLFSSL_MSG("Error creating ASN1 object");
- wolfSSL_sk_ASN1_OBJECT_free(sk);
- wolfSSL_X509_EXTENSION_free(ext);
- FreeDecodedCert(&cert);
- return NULL;
- }
- obj->obj = (byte*)x509->authInfoCaIssuer;
- obj->objSz = x509->authInfoCaIssuerSz;
- obj->grp = oidCertAuthInfoType;
- obj->nid = NID_ad_ca_issuers;
- ret = wolfSSL_sk_ASN1_OBJECT_push(sk, obj);
- if (ret != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Error pushing ASN1 object onto stack");
- wolfSSL_ASN1_OBJECT_free(obj);
- wolfSSL_sk_ASN1_OBJECT_free(sk);
- wolfSSL_X509_EXTENSION_free(ext);
- FreeDecodedCert(&cert);
- return NULL;
- }
- }
- /* Add OCSP object to stack */
- if (x509->authInfo != NULL &&
- x509->authInfoSz > 0)
- {
- WOLFSSL_ASN1_OBJECT* obj;
- obj = wolfSSL_ASN1_OBJECT_new();
- if (obj == NULL) {
- WOLFSSL_MSG("Error creating ASN1 object");
- wolfSSL_sk_ASN1_OBJECT_free(sk);
- wolfSSL_X509_EXTENSION_free(ext);
- FreeDecodedCert(&cert);
- return NULL;
- }
- obj->obj = x509->authInfo;
- obj->objSz = x509->authInfoSz;
- obj->grp = oidCertAuthInfoType;
- obj->nid = NID_ad_OCSP;
- ret = wolfSSL_sk_ASN1_OBJECT_push(sk, obj);
- if (ret != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Error pushing ASN1 object onto stack");
- wolfSSL_ASN1_OBJECT_free(obj);
- wolfSSL_sk_ASN1_OBJECT_free(sk);
- wolfSSL_X509_EXTENSION_free(ext);
- FreeDecodedCert(&cert);
- return NULL;
- }
- }
- ext->ext_sk = sk;
- ext->crit = x509->authInfoCrit;
- break;
- case AUTH_KEY_OID:
- if (!isSet)
- break;
- ret = wolfSSL_ASN1_STRING_set(&ext->value, x509->authKeyId,
- x509->authKeyIdSz);
- if (ret != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("ASN1_STRING_set() failed");
- wolfSSL_X509_EXTENSION_free(ext);
- FreeDecodedCert(&cert);
- return NULL;
- }
- ext->crit = x509->authKeyIdCrit;
- break;
- case SUBJ_KEY_OID:
- if (!isSet)
- break;
- ret = wolfSSL_ASN1_STRING_set(&ext->value, x509->subjKeyId,
- x509->subjKeyIdSz);
- if (ret != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("ASN1_STRING_set() failed");
- wolfSSL_X509_EXTENSION_free(ext);
- FreeDecodedCert(&cert);
- return NULL;
- }
- ext->crit = x509->subjKeyIdCrit;
- break;
- case CERT_POLICY_OID:
- if (!isSet)
- break;
- ext->crit = x509->certPolicyCrit;
- break;
- case KEY_USAGE_OID:
- if (!isSet)
- break;
- ret = wolfSSL_ASN1_STRING_set(&ext->value,
- (byte*)&(x509->keyUsage), sizeof(word16));
- if (ret != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("ASN1_STRING_set() failed");
- wolfSSL_X509_EXTENSION_free(ext);
- FreeDecodedCert(&cert);
- return NULL;
- }
- ext->crit = x509->keyUsageCrit;
- break;
- case EXT_KEY_USAGE_OID:
- if (!isSet)
- break;
- ext->crit = x509->keyUsageCrit;
- break;
- case CRL_DIST_OID:
- if (!isSet)
- break;
- ext->crit = x509->CRLdistCrit;
- break;
- case ALT_NAMES_OID:
- {
- WOLFSSL_GENERAL_NAME* gn = NULL;
- DNS_entry* dns = NULL;
- if (!isSet)
- break;
- #ifdef OPENSSL_ALL
- ret = wolfSSL_ASN1_STRING_set(&ext->value, x509->subjAltNameSrc,
- x509->subjAltNameSz);
- if (ret != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("ASN1_STRING_set() failed");
- wolfSSL_X509_EXTENSION_free(ext);
- FreeDecodedCert(&cert);
- return NULL;
- }
- #endif
- sk = (WOLFSSL_GENERAL_NAMES*)XMALLOC(
- sizeof(WOLFSSL_GENERAL_NAMES), NULL,
- DYNAMIC_TYPE_ASN1);
- if (sk == NULL) {
- wolfSSL_X509_EXTENSION_free(ext);
- FreeDecodedCert(&cert);
- return NULL;
- }
- XMEMSET(sk, 0, sizeof(WOLFSSL_GENERAL_NAMES));
- sk->type = STACK_TYPE_GEN_NAME;
- if (x509->subjAltNameSet && x509->altNames != NULL) {
- /* alt names are DNS_entry structs */
- dns = x509->altNames;
- /* Currently only support GEN_DNS type */
- while (dns != NULL) {
- gn = wolfSSL_GENERAL_NAME_new();
- if (gn == NULL) {
- WOLFSSL_MSG("Error creating GENERAL_NAME");
- wolfSSL_X509_EXTENSION_free(ext);
- FreeDecodedCert(&cert);
- wolfSSL_sk_free(sk);
- return NULL;
- }
- gn->type = dns->type;
- gn->d.ia5->length = dns->len;
- if (wolfSSL_ASN1_STRING_set(gn->d.ia5, dns->name,
- gn->d.ia5->length) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("ASN1_STRING_set failed");
- wolfSSL_X509_EXTENSION_free(ext);
- FreeDecodedCert(&cert);
- wolfSSL_GENERAL_NAME_free(gn);
- wolfSSL_sk_free(sk);
- return NULL;
- }
- dns = dns->next;
- /* last dns in list add at end of function */
- if (dns != NULL) {
- if (wolfSSL_sk_GENERAL_NAME_push(sk, gn) !=
- WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Error pushing onto stack");
- wolfSSL_X509_EXTENSION_free(ext);
- FreeDecodedCert(&cert);
- wolfSSL_GENERAL_NAME_free(gn);
- wolfSSL_sk_free(sk);
- return NULL;
- }
- }
- }
- if (wolfSSL_sk_GENERAL_NAME_push(sk,gn) !=
- WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Error pushing onto stack");
- wolfSSL_X509_EXTENSION_free(ext);
- FreeDecodedCert(&cert);
- wolfSSL_GENERAL_NAME_free(gn);
- wolfSSL_sk_free(sk);
- return NULL;
- }
- }
- ext->ext_sk = sk;
- ext->crit = x509->subjAltNameCrit;
- break;
- }
- default:
- WOLFSSL_MSG("Unknown extension type found, parsing OID");
- /* If the extension type is not recognized/supported,
- set the ASN1_OBJECT in the extension with the
- parsed oid for access in later function calls */
- /* Get OID from input */
- if (GetASNObjectId(input, &idx, &length, sz) != 0) {
- WOLFSSL_MSG("Failed to Get ASN Object Id");
- wolfSSL_X509_EXTENSION_free(ext);
- FreeDecodedCert(&cert);
- return NULL;
- }
- oidBuf = (byte*)XMALLOC(length+1+MAX_LENGTH_SZ, NULL,
- DYNAMIC_TYPE_TMP_BUFFER);
- if (oidBuf == NULL) {
- WOLFSSL_MSG("Failed to malloc tmp buffer");
- wolfSSL_X509_EXTENSION_free(ext);
- FreeDecodedCert(&cert);
- return NULL;
- }
- oidBuf[0] = ASN_OBJECT_ID;
- objSz++;
- objSz += SetLength(length, oidBuf + 1);
- objSz += length;
- /* Set object size and reallocate space in object buffer */
- ext->obj->objSz = objSz;
- if(((ext->obj->dynamic & WOLFSSL_ASN1_DYNAMIC_DATA) != 0) ||
- (ext->obj->obj == NULL)) {
- ext->obj->obj =(byte*)XREALLOC((byte*)ext->obj->obj,
- ext->obj->objSz,
- NULL,DYNAMIC_TYPE_ASN1);
- if (ext->obj->obj == NULL) {
- wolfSSL_ASN1_OBJECT_free(ext->obj);
- wolfSSL_X509_EXTENSION_free(ext);
- FreeDecodedCert(&cert);
- XFREE(oidBuf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- return NULL;
- }
- ext->obj->dynamic |= WOLFSSL_ASN1_DYNAMIC_DATA;
- } else {
- ext->obj->dynamic &= ~WOLFSSL_ASN1_DYNAMIC_DATA;
- }
- /* Get OID from input and copy to ASN1_OBJECT buffer */
- XMEMCPY(oidBuf+2, input+idx, length);
- XMEMCPY((byte*)ext->obj->obj, oidBuf, ext->obj->objSz);
- XFREE(oidBuf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- oidBuf = NULL;
- ext->obj->grp = oidCertExtType;
- ext->crit = 0;
- /* Get extension data and copy as ASN1_STRING */
- tmpIdx = idx + length;
- if ((tmpIdx >= (word32)sz) || (input[tmpIdx++] != ASN_OCTET_STRING)) {
- WOLFSSL_MSG("Error decoding unknown extension data");
- wolfSSL_ASN1_OBJECT_free(ext->obj);
- wolfSSL_X509_EXTENSION_free(ext);
- FreeDecodedCert(&cert);
- return NULL;
- }
- if (GetLength(input, &tmpIdx, &length, sz) <= 0) {
- WOLFSSL_MSG("Error: Invalid Input Length.");
- wolfSSL_ASN1_OBJECT_free(ext->obj);
- wolfSSL_X509_EXTENSION_free(ext);
- FreeDecodedCert(&cert);
- return NULL;
- }
- ext->value.data = (char*)XMALLOC(length, NULL, DYNAMIC_TYPE_ASN1);
- ext->value.isDynamic = 1;
- if (ext->value.data == NULL) {
- WOLFSSL_MSG("Failed to malloc ASN1_STRING data");
- wolfSSL_X509_EXTENSION_free(ext);
- FreeDecodedCert(&cert);
- return NULL;
- }
- XMEMCPY(ext->value.data,input+tmpIdx,length);
- ext->value.length = length;
- } /* switch(oid) */
- break; /* Got the Extension. Now exit while loop. */
- } /* while(idx < sz) */
- /* Store the new extension in a stack inside x509
- * The extensions on the stack are free'd internally when FreeX509 is called
- */
- if (x509->ext_sk == NULL)
- x509->ext_sk = wolfSSL_sk_new_x509_ext();
- if (x509->ext_sk != NULL)
- wolfSSL_sk_X509_EXTENSION_push(x509->ext_sk, ext);
- FreeDecodedCert(&cert);
- return ext;
- }
- /**
- * @param str String to copy
- * @param buf Output buffer. If this contains a pointer then it is free'd
- * with the DYNAMIC_TYPE_X509_EXT hint.
- * @param len Output length
- * @return WOLFSSL_SUCCESS on sucess and WOLFSSL_FAILURE on error
- */
- static int asn1_string_copy_to_buffer(WOLFSSL_ASN1_STRING* str, byte** buf,
- word32* len, void* heap) {
- if (!str || !buf || !len) {
- return WOLFSSL_FAILURE;
- }
- if (str->data && str->length > 0) {
- if (*buf)
- XFREE(*buf, heap, DYNAMIC_TYPE_X509_EXT);
- *len = 0;
- *buf = (byte*)XMALLOC(str->length, heap,
- DYNAMIC_TYPE_X509_EXT);
- if (!*buf) {
- WOLFSSL_MSG("malloc error");
- return WOLFSSL_FAILURE;
- }
- *len = str->length;
- XMEMCPY(*buf, str->data, str->length);
- }
- (void)heap;
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_X509_add_ext(WOLFSSL_X509 *x509, WOLFSSL_X509_EXTENSION *ext, int loc)
- {
- WOLFSSL_ENTER("wolfSSL_X509_add_ext");
- if (!x509 || !ext || !ext->obj || loc >= 0) {
- WOLFSSL_MSG("Bad parameter");
- return WOLFSSL_FAILURE;
- }
- switch (ext->obj->type) {
- case NID_authority_key_identifier:
- if (asn1_string_copy_to_buffer(&ext->value, &x509->authKeyId,
- &x509->authKeyIdSz, x509->heap) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("asn1_string_copy_to_buffer error");
- return WOLFSSL_FAILURE;
- }
- x509->authKeyIdCrit = ext->crit;
- break;
- case NID_subject_key_identifier:
- if (asn1_string_copy_to_buffer(&ext->value, &x509->subjKeyId,
- &x509->subjKeyIdSz, x509->heap) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("asn1_string_copy_to_buffer error");
- return WOLFSSL_FAILURE;
- }
- x509->subjKeyIdCrit = ext->crit;
- break;
- case NID_subject_alt_name:
- {
- WOLFSSL_GENERAL_NAMES* gns = ext->ext_sk;
- while (gns) {
- WOLFSSL_GENERAL_NAME* gn = gns->data.gn;
- if (!gn || !gn->d.ia5 ||
- wolfSSL_X509_add_altname_ex(x509, gn->d.ia5->data,
- gn->d.ia5->length, gn->type) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Subject alternative name missing extension");
- return WOLFSSL_FAILURE;
- }
- gns = gns->next;
- }
- x509->subjAltNameSet = 1;
- x509->subjAltNameCrit = ext->crit;
- break;
- }
- case NID_key_usage:
- if (ext && ext->value.data &&
- ext->value.length == sizeof(word16)) {
- x509->keyUsage = *(word16*)ext->value.data;
- x509->keyUsageCrit = ext->crit;
- x509->keyUsageSet = 1;
- }
- break;
- case NID_basic_constraints:
- if (ext->obj) {
- x509->isCa = ext->obj->ca;
- x509->basicConstCrit = ext->crit;
- if (ext->obj->pathlen)
- x509->pathLength = ext->obj->pathlen->length;
- x509->basicConstSet = 1;
- }
- break;
- default:
- WOLFSSL_MSG("Unsupported extension to add");
- return WOLFSSL_FAILURE;
- }
- return WOLFSSL_SUCCESS;
- }
- #ifndef NO_BIO
- /* Return 0 on success and 1 on failure. Copies ext data to bio, using indent
- * to pad the output. flag is ignored. */
- int wolfSSL_X509V3_EXT_print(WOLFSSL_BIO *out, WOLFSSL_X509_EXTENSION *ext,
- unsigned long flag, int indent)
- {
- ASN1_OBJECT* obj;
- ASN1_STRING* str;
- int nid;
- const int sz = CTC_NAME_SIZE*2;
- int rc = WOLFSSL_FAILURE;
- char tmp[CTC_NAME_SIZE*2 + 1] = {0};
- WOLFSSL_ENTER("wolfSSL_X509V3_EXT_print");
- if ((out == NULL) || (ext == NULL)) {
- WOLFSSL_MSG("NULL parameter error");
- return rc;
- }
- obj = wolfSSL_X509_EXTENSION_get_object(ext);
- if (obj == NULL) {
- WOLFSSL_MSG("Error getting ASN1_OBJECT from X509_EXTENSION");
- return rc;
- }
- str = wolfSSL_X509_EXTENSION_get_data(ext);
- if (str == NULL) {
- WOLFSSL_MSG("Error getting ASN1_STRING from X509_EXTENSION");
- return rc;
- }
- /* Print extension based on the type */
- nid = wolfSSL_OBJ_obj2nid(obj);
- switch (nid) {
- case BASIC_CA_OID:
- {
- char isCa[] = "TRUE";
- char notCa[] = "FALSE";
- XSNPRINTF(tmp, sz, "%*sCA:%s", indent, "",
- obj->ca ? isCa : notCa);
- break;
- }
- case ALT_NAMES_OID:
- {
- WOLFSSL_STACK* sk;
- char* val;
- int len;
- tmp[0] = '\0'; /* Make sure tmp is null-terminated */
- sk = ext->ext_sk;
- while (sk != NULL) {
- if (sk->type == STACK_TYPE_GEN_NAME && sk->data.gn) {
- /* str is GENERAL_NAME for subject alternative name ext */
- str = sk->data.gn->d.ia5;
- len = str->length + 2; /* + 2 for NULL char and "," */
- if (len > sz) {
- WOLFSSL_MSG("len greater than buffer size");
- return rc;
- }
- val = (char*)XMALLOC(len + indent, NULL,
- DYNAMIC_TYPE_TMP_BUFFER);
- if (val == NULL) {
- WOLFSSL_MSG("Memory error");
- return rc;
- }
- if (sk->next)
- XSNPRINTF(val, len, "%*s%s,", indent, "", str->strData);
- else
- XSNPRINTF(val, len, "%*s%s", indent, "", str->strData);
- XSTRNCAT(tmp, val, len);
- XFREE(val, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- }
- sk = sk->next;
- }
- break;
- }
- case AUTH_KEY_OID:
- case SUBJ_KEY_OID:
- {
- char* asn1str;
- asn1str = wolfSSL_i2s_ASN1_STRING(NULL, str);
- XSNPRINTF(tmp, sz, "%*s%s", indent, "", asn1str);
- XFREE(asn1str, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- break;
- }
- case AUTH_INFO_OID:
- case CERT_POLICY_OID:
- case CRL_DIST_OID:
- case KEY_USAGE_OID:
- WOLFSSL_MSG("X509V3_EXT_print not yet implemented for ext type");
- break;
- default:
- XSNPRINTF(tmp, sz, "%*s%s", indent, "", str->strData);
- }
- if (wolfSSL_BIO_write(out, tmp, (int)XSTRLEN(tmp)) == (int)XSTRLEN(tmp)) {
- rc = WOLFSSL_SUCCESS;
- }
- (void) flag;
- return rc;
- }
- #endif /* !NO_BIO */
- #ifndef NO_WOLFSSL_STUB
- int wolfSSL_X509V3_EXT_add_nconf(WOLFSSL_CONF *conf, WOLFSSL_X509V3_CTX *ctx,
- const char *section, WOLFSSL_X509 *cert)
- {
- WOLFSSL_ENTER("wolfSSL_X509V3_EXT_add_nconf");
- WOLFSSL_STUB("wolfSSL_X509V3_EXT_add_nconf");
- (void)conf;
- (void)ctx;
- (void)section;
- (void)cert;
- return WOLFSSL_SUCCESS;
- }
- #endif
- /* Returns crit flag in X509_EXTENSION object */
- int wolfSSL_X509_EXTENSION_get_critical(const WOLFSSL_X509_EXTENSION* ex)
- {
- WOLFSSL_ENTER("wolfSSL_X509_EXTENSION_get_critical");
- if (ex == NULL)
- return BAD_FUNC_ARG;
- return ex->crit;
- }
- /* Sets if the extension is critical
- * returns WOLFSSL_SUCCESS on success
- */
- int wolfSSL_X509_EXTENSION_set_critical(WOLFSSL_X509_EXTENSION* ex, int crit)
- {
- WOLFSSL_ENTER("wolfSSL_X509_EXTENSION_set_critical");
- if (ex == NULL)
- return WOLFSSL_FAILURE;
- ex->crit = crit;
- return WOLFSSL_SUCCESS;
- }
- /* Creates v3_ext_method for a given X509v3 extension
- *
- * ex : The X509_EXTENSION used to create v3_ext_method. If the extension is
- * not NULL, get the NID of the extension object and populate the
- * extension type-specific X509V3_EXT_* function(s) in v3_ext_method.
- *
- * Returns NULL on error or pointer to the v3_ext_method populated with extension
- * type-specific X509V3_EXT_* function(s).
- *
- * NOTE: NID_subject_key_identifier is currently the only extension implementing
- * the X509V3_EXT_* functions, as it is the only type called directly by QT. The
- * other extension types return a pointer to a v3_ext_method struct that contains
- * only the NID.
- */
- const WOLFSSL_v3_ext_method* wolfSSL_X509V3_EXT_get(WOLFSSL_X509_EXTENSION* ex)
- {
- int nid;
- WOLFSSL_v3_ext_method method;
- WOLFSSL_ENTER("wolfSSL_X509V3_EXT_get");
- if ((ex == NULL) || (ex->obj == NULL)) {
- WOLFSSL_MSG("Passed an invalid X509_EXTENSION*");
- return NULL;
- }
- /* Initialize method to 0 */
- XMEMSET(&method, 0, sizeof(struct WOLFSSL_v3_ext_method));
- nid = ex->obj->nid;
- if (nid <= 0) {
- WOLFSSL_MSG("Failed to get nid from passed extension object");
- return NULL;
- }
- XMEMSET(&method, 0, sizeof(WOLFSSL_v3_ext_method));
- switch (nid) {
- case NID_basic_constraints:
- break;
- case NID_subject_key_identifier:
- method.i2s = (X509V3_EXT_I2S)wolfSSL_i2s_ASN1_STRING;
- break;
- case NID_subject_alt_name:
- WOLFSSL_MSG("i2v function not yet implemented for Subject Alternative Name");
- break;
- case NID_key_usage:
- WOLFSSL_MSG("i2v function not yet implemented for Key Usage");
- break;
- case NID_authority_key_identifier:
- WOLFSSL_MSG("i2v function not yet implemented for Auth Key Id");
- break;
- case NID_info_access:
- WOLFSSL_MSG("i2v function not yet implemented for Info Access");
- break;
- case NID_ext_key_usage:
- WOLFSSL_MSG("i2v function not yet implemented for Ext Key Usage");
- break;
- case NID_certificate_policies:
- WOLFSSL_MSG("r2i function not yet implemented for Cert Policies");
- break;
- case NID_crl_distribution_points:
- WOLFSSL_MSG("r2i function not yet implemented for CRL Dist Points");
- break;
- default:
- /* If extension type is unknown, return NULL -- QT makes call to
- X509_EXTENSION_get_data() if there is no v3_ext_method */
- WOLFSSL_MSG("X509V3_EXT_get(): Unknown extension type found");
- return NULL;
- }
- method.ext_nid = nid;
- ex->ext_method = method;
- return (const WOLFSSL_v3_ext_method*)&ex->ext_method;
- }
- /* Parses and returns an x509v3 extension internal structure.
- *
- * ext : The X509_EXTENSION for parsing internal structure. If extension is
- * not NULL, get the NID of the extension object and create a new
- * extension-specific internal structure based on the extension type.
- *
- * Returns NULL on error or if NID is not found, otherwise returns a pointer to
- * the extension type-specific X509_EXTENSION internal structure.
- * Return is expected to be free'd by caller.
- */
- void* wolfSSL_X509V3_EXT_d2i(WOLFSSL_X509_EXTENSION* ext)
- {
- const WOLFSSL_v3_ext_method* method;
- int ret;
- WOLFSSL_ASN1_OBJECT* object;
- WOLFSSL_BASIC_CONSTRAINTS* bc;
- WOLFSSL_AUTHORITY_KEYID* akey;
- WOLFSSL_ASN1_STRING* asn1String, *newString;
- WOLFSSL_AUTHORITY_INFO_ACCESS* aia;
- WOLFSSL_STACK* sk;
- WOLFSSL_ENTER("wolfSSL_X509V3_EXT_d2i");
- if(ext == NULL) {
- WOLFSSL_MSG("Bad function Argument");
- return NULL;
- }
- /* extract extension info */
- method = wolfSSL_X509V3_EXT_get(ext);
- if (method == NULL) {
- WOLFSSL_MSG("wolfSSL_X509V3_EXT_get error");
- return NULL;
- }
- object = wolfSSL_X509_EXTENSION_get_object(ext);
- if (object == NULL) {
- WOLFSSL_MSG("X509_EXTENSION_get_object failed");
- return NULL;
- }
- /* Return pointer to proper internal structure based on NID */
- switch (object->type) {
- /* basicConstraints */
- case (NID_basic_constraints):
- WOLFSSL_MSG("basicConstraints");
- /* Allocate new BASIC_CONSTRAINTS structure */
- bc = wolfSSL_BASIC_CONSTRAINTS_new();
- if (bc == NULL) {
- WOLFSSL_MSG("Failed to malloc basic constraints");
- return NULL;
- }
- /* Copy pathlen and CA into BASIC_CONSTRAINTS from object */
- bc->ca = object->ca;
- if (object->pathlen->length > 0) {
- bc->pathlen = wolfSSL_ASN1_INTEGER_dup(object->pathlen);
- if (bc->pathlen == NULL) {
- WOLFSSL_MSG("Failed to duplicate ASN1_INTEGER");
- wolfSSL_BASIC_CONSTRAINTS_free(bc);
- return NULL;
- }
- }
- else
- bc->pathlen = NULL;
- return bc;
- /* subjectKeyIdentifier */
- case (NID_subject_key_identifier):
- WOLFSSL_MSG("subjectKeyIdentifier");
- asn1String = wolfSSL_X509_EXTENSION_get_data(ext);
- if (asn1String == NULL) {
- WOLFSSL_MSG("X509_EXTENSION_get_data() failed");
- return NULL;
- }
- newString = wolfSSL_ASN1_STRING_new();
- if (newString == NULL) {
- WOLFSSL_MSG("Failed to malloc ASN1_STRING");
- return NULL;
- }
- ret = wolfSSL_ASN1_STRING_set(newString, asn1String->data,
- asn1String->length);
- if (ret != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("ASN1_STRING_set() failed");
- wolfSSL_ASN1_STRING_free(newString);
- return NULL;
- };
- newString->type = asn1String->type;
- return newString;
- /* authorityKeyIdentifier */
- case (NID_authority_key_identifier):
- WOLFSSL_MSG("AuthorityKeyIdentifier");
- akey = (WOLFSSL_AUTHORITY_KEYID*)
- XMALLOC(sizeof(WOLFSSL_AUTHORITY_KEYID), NULL,
- DYNAMIC_TYPE_X509_EXT);
- if (akey == NULL) {
- WOLFSSL_MSG("Failed to malloc authority key id");
- return NULL;
- }
- XMEMSET(akey, 0, sizeof(WOLFSSL_AUTHORITY_KEYID));
- akey->keyid = wolfSSL_ASN1_STRING_new();
- if (akey->keyid == NULL) {
- WOLFSSL_MSG("ASN1_STRING_new() failed");
- wolfSSL_AUTHORITY_KEYID_free(akey);
- return NULL;
- }
- asn1String = wolfSSL_X509_EXTENSION_get_data(ext);
- if (asn1String == NULL) {
- WOLFSSL_MSG("X509_EXTENSION_get_data() failed");
- wolfSSL_AUTHORITY_KEYID_free(akey);
- return NULL;
- }
- ret = wolfSSL_ASN1_STRING_set(akey->keyid, asn1String->data,
- asn1String->length);
- if (ret != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("ASN1_STRING_set() failed");
- wolfSSL_AUTHORITY_KEYID_free(akey);
- return NULL;
- };
- akey->keyid->type = asn1String->type;
- /* For now, set issuer and serial to NULL. This may need to be
- updated for future use */
- akey->issuer = NULL;
- akey->serial = NULL;
- return akey;
- /* keyUsage */
- case (NID_key_usage):
- WOLFSSL_MSG("keyUsage");
- /* This may need to be updated for future use. The i2v method for
- keyUsage is not currently set. For now, return the ASN1_STRING
- representation of KeyUsage bit string */
- asn1String = wolfSSL_X509_EXTENSION_get_data(ext);
- if (asn1String == NULL) {
- WOLFSSL_MSG("X509_EXTENSION_get_data() failed");
- return NULL;
- }
- newString = wolfSSL_ASN1_STRING_new();
- if (newString == NULL) {
- WOLFSSL_MSG("Failed to malloc ASN1_STRING");
- return NULL;
- }
- ret = wolfSSL_ASN1_STRING_set(newString, asn1String->data,
- asn1String->length);
- if (ret != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("ASN1_STRING_set() failed");
- wolfSSL_ASN1_STRING_free(newString);
- return NULL;
- };
- newString->type = asn1String->type;
- return newString;
- /* extKeyUsage */
- case (NID_ext_key_usage):
- WOLFSSL_MSG("extKeyUsage not supported yet");
- return NULL;
- /* certificatePolicies */
- case (NID_certificate_policies):
- WOLFSSL_MSG("certificatePolicies not supported yet");
- return NULL;
- /* cRLDistributionPoints */
- case (NID_crl_distribution_points):
- WOLFSSL_MSG("cRLDistributionPoints not supported yet");
- return NULL;
- /* authorityInfoAccess */
- case (NID_info_access):
- WOLFSSL_MSG("AuthorityInfoAccess");
- sk = ext->ext_sk;
- if (sk == NULL) {
- WOLFSSL_MSG("ACCESS_DESCRIPTION stack NULL");
- return NULL;
- }
- /* AUTHORITY_INFO_ACCESS is a stack of ACCESS_DESCRIPTION entries */
- aia = wolfSSL_sk_new_null();
- if (aia == NULL) {
- WOLFSSL_MSG("Failed to malloc AUTHORITY_INFO_ACCESS");
- return NULL;
- }
- aia->type = STACK_TYPE_ACCESS_DESCRIPTION;
- while (sk) {
- WOLFSSL_ACCESS_DESCRIPTION* ad;
- WOLFSSL_ASN1_OBJECT* aiaEntry;
- if (sk->type != STACK_TYPE_OBJ) {
- sk = sk->next;
- continue;
- }
- aiaEntry = sk->data.obj;
- /* ACCESS_DESCRIPTION has two members, method and location.
- Method: ASN1_OBJECT as either AIA_OCSP_OID or AIA_CA_ISSUER_OID
- Location: GENERAL_NAME structure containing the URI. */
- ad = (WOLFSSL_ACCESS_DESCRIPTION*)
- XMALLOC(sizeof(WOLFSSL_ACCESS_DESCRIPTION), NULL,
- DYNAMIC_TYPE_X509_EXT);
- if (ad == NULL) {
- WOLFSSL_MSG("Failed to malloc ACCESS_DESCRIPTION");
- XFREE(aia, NULL, DYNAMIC_TYPE_X509_EXT);
- return NULL;
- }
- XMEMSET(ad, 0, sizeof(WOLFSSL_ACCESS_DESCRIPTION));
- /* Create new ASN1_OBJECT from oid */
- ad->method = wolfSSL_OBJ_nid2obj(aiaEntry->nid);
- if (ad->method == NULL) {
- WOLFSSL_MSG("OBJ_nid2obj() failed");
- XFREE(aia, NULL, DYNAMIC_TYPE_X509_EXT);
- XFREE(ad, NULL, DYNAMIC_TYPE_X509_EXT);
- return NULL;
- }
- /* Allocate memory for GENERAL NAME */
- ad->location = wolfSSL_GENERAL_NAME_new();
- if (ad->location == NULL) {
- WOLFSSL_MSG("Failed to malloc GENERAL_NAME");
- wolfSSL_ASN1_OBJECT_free(ad->method);
- XFREE(aia, NULL, DYNAMIC_TYPE_X509_EXT);
- XFREE(ad, NULL, DYNAMIC_TYPE_X509_EXT);
- return NULL;
- }
- ret = wolfSSL_GENERAL_NAME_set_type(ad->location, GEN_URI);
- if (ret != WOLFSSL_SUCCESS) {
- wolfSSL_ASN1_OBJECT_free(ad->method);
- XFREE(aia, NULL, DYNAMIC_TYPE_X509_EXT);
- wolfSSL_GENERAL_NAME_free(ad->location);
- XFREE(ad, NULL, DYNAMIC_TYPE_X509_EXT);
- return NULL;
- }
- /* Set the URI in GENERAL_NAME */
- ret = wolfSSL_ASN1_STRING_set(
- ad->location->d.uniformResourceIdentifier,
- aiaEntry->obj, aiaEntry->objSz);
- if (ret != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("ASN1_STRING_set() failed");
- wolfSSL_ASN1_OBJECT_free(ad->method);
- XFREE(aia, NULL, DYNAMIC_TYPE_X509_EXT);
- wolfSSL_GENERAL_NAME_free(ad->location);
- XFREE(ad, NULL, DYNAMIC_TYPE_X509_EXT);
- return NULL;
- }
- /* Push to AUTHORITY_INFO_ACCESS stack */
- ret = wolfSSL_sk_ACCESS_DESCRIPTION_push(aia, ad);
- if (ret != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Error pushing ASN1 AD onto stack");
- wolfSSL_sk_ACCESS_DESCRIPTION_pop_free(aia, NULL);
- wolfSSL_ASN1_OBJECT_free(ad->method);
- wolfSSL_GENERAL_NAME_free(ad->location);
- XFREE(aia, NULL, DYNAMIC_TYPE_X509_EXT);
- XFREE(ad, NULL, DYNAMIC_TYPE_X509_EXT);
- return NULL;
- }
- sk = sk->next;
- }
- return aia;
- default:
- WOLFSSL_MSG("Extension NID not in table, returning NULL");
- break;
- }
- return NULL;
- }
- /* Looks for the extension matching the passed in nid
- *
- * x509 : certificate to get parse through for extension.
- * nid : Extension OID to be found.
- * lastPos : Start search from extension after lastPos.
- * Set to -1 to search from index 0.
- * return >= 0 If successful the extension index is returned.
- * return -1 If extension is not found or error is encountered.
- */
- int wolfSSL_X509_get_ext_by_NID(const WOLFSSL_X509* x509, int nid, int lastPos)
- {
- int extCount = 0, length = 0, outSz = 0, sz = 0, ret = 0;
- int isSet = 0, found = 0, loc;
- const byte* rawCert;
- const byte* input;
- word32 oid, idx = 0, tmpIdx = 0, foundNID;
- DecodedCert cert;
- WOLFSSL_ENTER("wolfSSL_X509_get_ext_by_NID");
- if(x509 == NULL){
- WOLFSSL_MSG("\tNot passed a certificate");
- return WOLFSSL_FATAL_ERROR;
- }
- if(lastPos < -1 || (lastPos > (wolfSSL_X509_get_ext_count(x509) - 1))){
- WOLFSSL_MSG("\tBad location argument");
- return WOLFSSL_FATAL_ERROR;
- }
- loc = lastPos + 1;
- rawCert = wolfSSL_X509_get_der((WOLFSSL_X509*)x509, &outSz);
- if (rawCert == NULL) {
- WOLFSSL_MSG("\tX509_get_der() failed");
- return WOLFSSL_FATAL_ERROR;
- }
- InitDecodedCert( &cert, rawCert, (word32)outSz, 0);
- if (ParseCert(&cert,
- #ifdef WOLFSSL_CERT_REQ
- x509->isCSR ? CERTREQ_TYPE :
- #endif
- CA_TYPE,
- NO_VERIFY, NULL) < 0) {
- WOLFSSL_MSG("\tCertificate parsing failed");
- FreeDecodedCert(&cert);
- return WOLFSSL_FATAL_ERROR;
- }
- input = cert.extensions;
- sz = cert.extensionsSz;
- if (input == NULL || sz == 0) {
- WOLFSSL_MSG("\tfail: should be an EXTENSIONS");
- FreeDecodedCert(&cert);
- return WOLFSSL_FATAL_ERROR;
- }
- #ifdef WOLFSSL_CERT_REQ
- if (!x509->isCSR)
- #endif
- {
- if (input[idx++] != ASN_EXTENSIONS) {
- WOLFSSL_MSG("\tfail: should be an EXTENSIONS");
- FreeDecodedCert(&cert);
- return WOLFSSL_FATAL_ERROR;
- }
- if (GetLength(input, &idx, &length, sz) < 0) {
- WOLFSSL_MSG("\tfail: invalid length");
- FreeDecodedCert(&cert);
- return WOLFSSL_FATAL_ERROR;
- }
- }
- if (GetSequence(input, &idx, &length, sz) < 0) {
- WOLFSSL_MSG("\tfail: should be a SEQUENCE (1)");
- FreeDecodedCert(&cert);
- return WOLFSSL_FATAL_ERROR;
- }
- while (idx < (word32)sz) {
- oid = 0;
- if (GetSequence(input, &idx, &length, sz) < 0) {
- WOLFSSL_MSG("\tfail: should be a SEQUENCE");
- FreeDecodedCert(&cert);
- return WOLFSSL_FATAL_ERROR;
- }
- tmpIdx = idx;
- ret = GetObjectId(input, &idx, &oid, oidCertExtType, sz);
- if (ret < 0) {
- WOLFSSL_MSG("\tfail: OBJECT ID");
- FreeDecodedCert(&cert);
- return WOLFSSL_FATAL_ERROR;
- }
- idx = tmpIdx;
- foundNID = (word32)oid2nid(oid, oidCertExtType);
- if (extCount >= loc) {
- /* extCount >= loc. Now check if extension has been set */
- isSet = wolfSSL_X509_ext_isSet_by_NID((WOLFSSL_X509*)x509, foundNID);
- if (isSet && ((word32)nid == foundNID)) {
- found = 1;
- break;
- }
- }
- idx += length;
- extCount++;
- } /* while(idx < sz) */
- FreeDecodedCert(&cert);
- return found ? extCount : WOLFSSL_FATAL_ERROR;
- }
- #endif /* OPENSSL_ALL */
- #endif /* !NO_CERTS */
- #endif /* OPENSSL_EXTRA */
- #if defined(OPENSSL_EXTRA) || defined(WOLFSSL_WPAS_SMALL)
- WOLFSSL_ASN1_BIT_STRING* wolfSSL_ASN1_BIT_STRING_new(void)
- {
- WOLFSSL_ASN1_BIT_STRING* str;
- str = (WOLFSSL_ASN1_BIT_STRING*)XMALLOC(sizeof(WOLFSSL_ASN1_BIT_STRING),
- NULL, DYNAMIC_TYPE_OPENSSL);
- if (str) {
- XMEMSET(str, 0, sizeof(WOLFSSL_ASN1_BIT_STRING));
- }
- return str;
- }
- void wolfSSL_ASN1_BIT_STRING_free(WOLFSSL_ASN1_BIT_STRING* str)
- {
- if (str) {
- if (str->data) {
- XFREE(str->data, NULL, DYNAMIC_TYPE_OPENSSL);
- str->data = NULL;
- }
- XFREE(str, NULL, DYNAMIC_TYPE_OPENSSL);
- }
- }
- int wolfSSL_ASN1_BIT_STRING_get_bit(const WOLFSSL_ASN1_BIT_STRING* str, int i)
- {
- if (!str || !str->data || str->length <= (i/8) || i < 0) {
- return WOLFSSL_FAILURE;
- }
- return (str->data[i/8] & (1<<(7-(i%8)))) ? 1 : 0;
- }
- /* Looks for the extension matching the passed in nid
- *
- * c : if not null then is set to status value -2 if multiple occurrences
- * of the extension are found, -1 if not found, 0 if found and not
- * critical, and 1 if found and critical.
- * nid : Extension OID to be found.
- * idx : if NULL return first extension found match, otherwise start search at
- * idx location and set idx to the location of extension returned.
- * returns NULL or a pointer to an WOLFSSL_ASN1_BIT_STRING (for KEY_USAGE_OID)
- * or WOLFSSL_STACK (for other)
- * holding extension structure
- *
- * NOTE code for decoding extensions is in asn.c DecodeCertExtensions --
- * use already decoded extension in this function to avoid decoding twice.
- * Currently we do not make use of idx since getting pre decoded extensions.
- */
- void* wolfSSL_X509_get_ext_d2i(const WOLFSSL_X509* x509, int nid, int* c,
- int* idx)
- {
- void* ret = NULL;
- WOLFSSL_STACK* sk = NULL;
- WOLFSSL_ASN1_OBJECT* obj = NULL;
- WOLFSSL_GENERAL_NAME* gn = NULL;
- WOLFSSL_DIST_POINT* dp = NULL;
- WOLFSSL_BASIC_CONSTRAINTS* bc = NULL;
- WOLFSSL_ENTER("wolfSSL_X509_get_ext_d2i");
- if (x509 == NULL) {
- return NULL;
- }
- if (c != NULL) {
- *c = -1; /* default to not found */
- }
- switch (nid) {
- case BASIC_CA_OID:
- if (x509->basicConstSet) {
- WOLFSSL_ASN1_INTEGER* a;
- bc = wolfSSL_BASIC_CONSTRAINTS_new();
- if (!bc) {
- WOLFSSL_MSG("wolfSSL_BASIC_CONSTRAINTS_new error");
- return NULL;
- }
- a = wolfSSL_ASN1_INTEGER_new();
- if (!a) {
- WOLFSSL_MSG("wolfSSL_ASN1_INTEGER_new error");
- wolfSSL_BASIC_CONSTRAINTS_free(bc);
- return NULL;
- }
- a->length = x509->pathLength;
- #if defined(OPENSSL_ALL) || defined(WOLFSSL_QT) || \
- defined(WOLFSSL_APACHE_HTTPD)
- bc->ca = x509->isCa;
- #endif
- bc->pathlen = a;
- if (c != NULL) {
- *c = x509->basicConstCrit;
- }
- }
- else {
- WOLFSSL_MSG("No Basic Constraint set");
- }
- return bc;
- case ALT_NAMES_OID:
- {
- DNS_entry* dns = NULL;
- if (x509->subjAltNameSet && x509->altNames != NULL) {
- /* Malloc GENERAL_NAME stack */
- sk = (WOLFSSL_GENERAL_NAMES*)XMALLOC(
- sizeof(WOLFSSL_GENERAL_NAMES), NULL,
- DYNAMIC_TYPE_ASN1);
- if (sk == NULL) {
- return NULL;
- }
- XMEMSET(sk, 0, sizeof(WOLFSSL_GENERAL_NAMES));
- sk->type = STACK_TYPE_GEN_NAME;
- /* alt names are DNS_entry structs */
- if (c != NULL) {
- if (x509->altNames->next != NULL) {
- *c = -2; /* more then one found */
- }
- else {
- *c = x509->subjAltNameCrit;
- }
- }
- dns = x509->altNames;
- /* Currently only support GEN_DNS type */
- while (dns != NULL) {
- gn = wolfSSL_GENERAL_NAME_new();
- if (gn == NULL) {
- WOLFSSL_MSG("Error creating GENERAL_NAME");
- goto err;
- }
- gn->type = dns->type;
- switch (gn->type) {
- case ASN_DIR_TYPE:
- {
- int localIdx = 0;
- unsigned char* n = (unsigned char*)XMALLOC(
- dns->len + MAX_SEQ_SZ, x509->heap,
- DYNAMIC_TYPE_TMP_BUFFER);
- if (n == NULL) {
- goto err;
- }
- localIdx += SetSequence(dns->len, n);
- XMEMCPY(n + localIdx, dns->name, dns->len);
- gn->d.dirn = wolfSSL_d2i_X509_NAME(NULL, &n,
- dns->len + localIdx);
- XFREE(n, x509->heap, DYNAMIC_TYPE_TMP_BUFFER);
- if (gn->d.dirn == NULL) {
- WOLFSSL_MSG("Convert altDirName to X509 "
- "NAME failed");
- goto err;
- }
- }
- break;
- default:
- if (wolfSSL_ASN1_STRING_set(gn->d.ia5, dns->name,
- dns->len) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("ASN1_STRING_set failed");
- goto err;
- }
- }
- dns = dns->next;
- if (wolfSSL_sk_GENERAL_NAME_push(sk, gn) !=
- WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Error pushing ASN1 object onto stack");
- goto err;
- }
- /* null so that it doesn't get pushed again after switch */
- gn = NULL;
- }
- }
- else {
- WOLFSSL_MSG("No Alt Names set");
- }
- break;
- }
- case CRL_DIST_OID:
- if (x509->CRLdistSet && x509->CRLInfo != NULL) {
- if (c != NULL) {
- *c = x509->CRLdistCrit;
- }
- sk = wolfSSL_sk_new_null();
- if (sk == NULL) {
- return NULL;
- }
- sk->type = STACK_TYPE_DIST_POINT;
- gn = wolfSSL_GENERAL_NAME_new();
- if (gn == NULL) {
- WOLFSSL_MSG("Error creating GENERAL_NAME");
- goto err;
- }
- if (wolfSSL_GENERAL_NAME_set_type(gn, GEN_URI) !=
- WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Error setting GENERAL_NAME type");
- goto err;
- }
- if (wolfSSL_ASN1_STRING_set(gn->d.uniformResourceIdentifier,
- x509->CRLInfo, x509->CRLInfoSz) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("ASN1_STRING_set failed");
- goto err;
- }
- /* wolfSSL only decodes one dist point */
- dp = wolfSSL_DIST_POINT_new();
- if (dp == NULL) {
- WOLFSSL_MSG("Error creating DIST_POINT");
- goto err;
- }
- /* push GENERAL_NAME onto fullname stack */
- if (wolfSSL_sk_GENERAL_NAME_push(dp->distpoint->name.fullname,
- gn) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("wolfSSL_sk_GENERAL_NAME_push error");
- goto err;
- }
- /* push DIST_POINT onto stack */
- if (wolfSSL_sk_DIST_POINT_push(sk, dp) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Error pushing DIST_POINT onto stack");
- goto err;
- }
- gn = NULL;
- dp = NULL;
- }
- else {
- WOLFSSL_MSG("No CRL dist set");
- }
- break;
- case AUTH_INFO_OID:
- if (x509->authInfoSet && x509->authInfo != NULL) {
- if (c != NULL) {
- *c = x509->authInfoCrit;
- }
- obj = wolfSSL_ASN1_OBJECT_new();
- if (obj == NULL) {
- WOLFSSL_MSG("Issue creating WOLFSSL_ASN1_OBJECT struct");
- return NULL;
- }
- obj->type = AUTH_INFO_OID;
- obj->grp = oidCertExtType;
- obj->obj = x509->authInfo;
- obj->objSz = x509->authInfoSz;
- }
- else {
- WOLFSSL_MSG("No Auth Info set");
- }
- break;
- case AUTH_KEY_OID:
- if (x509->authKeyIdSet) {
- WOLFSSL_AUTHORITY_KEYID* akey = wolfSSL_AUTHORITY_KEYID_new();
- if (!akey) {
- WOLFSSL_MSG("Issue creating WOLFSSL_AUTHORITY_KEYID struct");
- return NULL;
- }
- if (c != NULL) {
- *c = x509->authKeyIdCrit;
- }
- obj = wolfSSL_ASN1_OBJECT_new();
- if (obj == NULL) {
- WOLFSSL_MSG("Issue creating WOLFSSL_ASN1_OBJECT struct");
- wolfSSL_AUTHORITY_KEYID_free(akey);
- return NULL;
- }
- obj->type = AUTH_KEY_OID;
- obj->grp = oidCertExtType;
- obj->obj = x509->authKeyId;
- obj->objSz = x509->authKeyIdSz;
- akey->issuer = obj;
- return akey;
- }
- else {
- WOLFSSL_MSG("No Auth Key set");
- }
- break;
- case SUBJ_KEY_OID:
- if (x509->subjKeyIdSet) {
- if (c != NULL) {
- *c = x509->subjKeyIdCrit;
- }
- obj = wolfSSL_ASN1_OBJECT_new();
- if (obj == NULL) {
- WOLFSSL_MSG("Issue creating WOLFSSL_ASN1_OBJECT struct");
- return NULL;
- }
- obj->type = SUBJ_KEY_OID;
- obj->grp = oidCertExtType;
- obj->obj = x509->subjKeyId;
- obj->objSz = x509->subjKeyIdSz;
- }
- else {
- WOLFSSL_MSG("No Subject Key set");
- }
- break;
- case CERT_POLICY_OID:
- {
- #ifdef WOLFSSL_CERT_EXT
- int i;
- if (x509->certPoliciesNb > 0) {
- if (c != NULL) {
- if (x509->certPoliciesNb > 1) {
- *c = -2;
- }
- else {
- *c = 0;
- }
- }
- sk = wolfSSL_sk_new_asn1_obj();
- if (sk == NULL) {
- return NULL;
- }
- for (i = 0; i < x509->certPoliciesNb - 1; i++) {
- obj = wolfSSL_ASN1_OBJECT_new();
- if (obj == NULL) {
- WOLFSSL_MSG("Issue creating WOLFSSL_ASN1_OBJECT struct");
- wolfSSL_sk_ASN1_OBJECT_free(sk);
- return NULL;
- }
- obj->type = CERT_POLICY_OID;
- obj->grp = oidCertExtType;
- obj->obj = (byte*)(x509->certPolicies[i]);
- obj->objSz = MAX_CERTPOL_SZ;
- if (wolfSSL_sk_ASN1_OBJECT_push(sk, obj)
- != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Error pushing ASN1 object onto stack");
- wolfSSL_ASN1_OBJECT_free(obj);
- wolfSSL_sk_ASN1_OBJECT_free(sk);
- sk = NULL;
- }
- }
- obj = wolfSSL_ASN1_OBJECT_new();
- if (obj == NULL) {
- WOLFSSL_MSG("Issue creating WOLFSSL_ASN1_OBJECT struct");
- wolfSSL_sk_ASN1_OBJECT_free(sk);
- return NULL;
- }
- obj->type = CERT_POLICY_OID;
- obj->grp = oidCertExtType;
- obj->obj = (byte*)(x509->certPolicies[i]);
- obj->objSz = MAX_CERTPOL_SZ;
- }
- else {
- WOLFSSL_MSG("No Cert Policy set");
- }
- #elif defined(WOLFSSL_SEP)
- if (x509->certPolicySet) {
- if (c != NULL) {
- *c = x509->certPolicyCrit;
- }
- obj = wolfSSL_ASN1_OBJECT_new();
- if (obj == NULL) {
- WOLFSSL_MSG("Issue creating WOLFSSL_ASN1_OBJECT struct");
- return NULL;
- }
- obj->type = CERT_POLICY_OID;
- obj->grp = oidCertExtType;
- }
- else {
- WOLFSSL_MSG("No Cert Policy set");
- }
- #else
- WOLFSSL_MSG("wolfSSL not built with WOLFSSL_SEP or WOLFSSL_CERT_EXT");
- #endif
- break;
- }
- case KEY_USAGE_OID:
- {
- WOLFSSL_ASN1_STRING* asn1str = NULL;
- if (x509->keyUsageSet) {
- if (c != NULL) {
- *c = x509->keyUsageCrit;
- }
- asn1str = wolfSSL_ASN1_STRING_new();
- if (asn1str == NULL) {
- WOLFSSL_MSG("Failed to malloc ASN1_STRING");
- return NULL;
- }
- if (wolfSSL_ASN1_STRING_set(asn1str, &x509->keyUsage,
- sizeof(word16)) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("wolfSSL_ASN1_STRING_set error");
- wolfSSL_ASN1_STRING_free(asn1str);
- return NULL;
- }
- asn1str->type = KEY_USAGE_OID;
- }
- else {
- WOLFSSL_MSG("No Key Usage set");
- }
- /* don't add stack of and return bit string directly */
- return asn1str;
- }
- case INHIBIT_ANY_OID:
- WOLFSSL_MSG("INHIBIT ANY extension not supported");
- break;
- case EXT_KEY_USAGE_OID:
- if (x509->extKeyUsageSrc != NULL) {
- if (c != NULL) {
- if (x509->extKeyUsageCount > 1) {
- *c = -2;
- }
- else {
- *c = x509->extKeyUsageCrit;
- }
- }
- obj = wolfSSL_ASN1_OBJECT_new();
- if (obj == NULL) {
- WOLFSSL_MSG("Issue creating WOLFSSL_ASN1_OBJECT struct");
- return NULL;
- }
- obj->type = EXT_KEY_USAGE_OID;
- obj->grp = oidCertExtType;
- obj->obj = x509->extKeyUsageSrc;
- obj->objSz = x509->extKeyUsageSz;
- }
- else {
- WOLFSSL_MSG("No Extended Key Usage set");
- }
- break;
- case NAME_CONS_OID:
- WOLFSSL_MSG("Name Constraint OID extension not supported");
- break;
- case PRIV_KEY_USAGE_PERIOD_OID:
- WOLFSSL_MSG("Private Key Usage Period extension not supported");
- break;
- case SUBJECT_INFO_ACCESS:
- WOLFSSL_MSG("Subject Info Access extension not supported");
- break;
- case POLICY_MAP_OID:
- WOLFSSL_MSG("Policy Map extension not supported");
- break;
- case POLICY_CONST_OID:
- WOLFSSL_MSG("Policy Constraint extension not supported");
- break;
- case ISSUE_ALT_NAMES_OID:
- WOLFSSL_MSG("Issue Alt Names extension not supported");
- break;
- case TLS_FEATURE_OID:
- WOLFSSL_MSG("TLS Feature extension not supported");
- break;
- default:
- WOLFSSL_MSG("Unsupported/Unknown extension OID");
- }
- /* make sure stack of is allocated */
- if ((obj || gn) && sk == NULL) {
- sk = wolfSSL_sk_new_asn1_obj();
- if (sk == NULL) {
- goto err;
- }
- }
- if (obj) {
- if (wolfSSL_sk_ASN1_OBJECT_push(sk, obj) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Error pushing ASN1_OBJECT object onto "
- "stack.");
- goto err;
- }
- }
- ret = sk;
- (void)idx;
- return ret;
- err:
- if (obj) {
- wolfSSL_ASN1_OBJECT_free(obj);
- }
- if (gn) {
- wolfSSL_GENERAL_NAME_free(gn);
- }
- if (dp) {
- wolfSSL_DIST_POINT_free(dp);
- }
- if (sk) {
- wolfSSL_sk_free(sk);
- }
- return NULL;
- }
- #endif /* OPENSSL_EXTRA || WOLFSSL_WPAS_SMALL */
- #ifdef OPENSSL_EXTRA
- #ifndef NO_CERTS
- int wolfSSL_X509_add_altname_ex(WOLFSSL_X509* x509, const char* name,
- word32 nameSz, int type)
- {
- DNS_entry* newAltName = NULL;
- char* nameCopy = NULL;
- if (x509 == NULL)
- return WOLFSSL_FAILURE;
- if ((name == NULL) || (nameSz == 0))
- return WOLFSSL_SUCCESS;
- newAltName = AltNameNew(x509->heap);
- if (newAltName == NULL)
- return WOLFSSL_FAILURE;
- nameCopy = (char*)XMALLOC(nameSz + 1, x509->heap, DYNAMIC_TYPE_ALTNAME);
- if (nameCopy == NULL) {
- XFREE(newAltName, x509->heap, DYNAMIC_TYPE_ALTNAME);
- return WOLFSSL_FAILURE;
- }
- XMEMCPY(nameCopy, name, nameSz);
- nameCopy[nameSz] = '\0';
- newAltName->next = x509->altNames;
- newAltName->type = type;
- newAltName->len = nameSz;
- newAltName->name = nameCopy;
- x509->altNames = newAltName;
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_X509_add_altname(WOLFSSL_X509* x509, const char* name, int type)
- {
- word32 nameSz;
- if (name == NULL)
- return WOLFSSL_SUCCESS;
- nameSz = (word32)XSTRLEN(name);
- if (nameSz == 0)
- return WOLFSSL_SUCCESS;
- if (type == ASN_IP_TYPE) {
- WOLFSSL_MSG("Type not supported, use wolfSSL_X509_add_altname_ex");
- return WOLFSSL_FAILURE;
- }
- return wolfSSL_X509_add_altname_ex(x509, name, nameSz, type);
- }
- #ifndef NO_WOLFSSL_STUB
- WOLFSSL_X509_EXTENSION *wolfSSL_X509_delete_ext(WOLFSSL_X509 *x509, int loc)
- {
- WOLFSSL_STUB("wolfSSL_X509_delete_ext");
- (void)x509;
- (void)loc;
- return NULL;
- }
- /* currently LHASH is not implemented (and not needed for Apache port) */
- WOLFSSL_X509_EXTENSION* wolfSSL_X509V3_EXT_conf_nid(
- WOLF_LHASH_OF(CONF_VALUE)* conf, WOLFSSL_X509V3_CTX* ctx, int nid,
- char* value)
- {
- WOLFSSL_STUB("wolfSSL_X509V3_EXT_conf_nid");
- if (conf != NULL) {
- WOLFSSL_MSG("Handling LHASH not implemented yet");
- return NULL;
- }
- (void)conf;
- (void)ctx;
- (void)nid;
- (void)value;
- return NULL;
- }
- void wolfSSL_X509V3_set_ctx_nodb(WOLFSSL_X509V3_CTX* ctx)
- {
- WOLFSSL_STUB("wolfSSL_X509V3_set_ctx_nodb");
- (void)ctx;
- }
- #endif /* !NO_WOLFSSL_STUB */
- #ifdef OPENSSL_ALL
- static WOLFSSL_X509_EXTENSION* createExtFromStr(int nid, const char *value) {
- WOLFSSL_X509_EXTENSION* ext = wolfSSL_X509_EXTENSION_new();
- if (ext == NULL) {
- WOLFSSL_MSG("memory error");
- return NULL;
- }
- if (value == NULL)
- return NULL;
- switch (nid) {
- case NID_subject_key_identifier:
- case NID_authority_key_identifier:
- if (wolfSSL_ASN1_STRING_set(&ext->value, value, -1)
- != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("wolfSSL_ASN1_STRING_set error");
- goto err_cleanup;
- }
- ext->value.type = CTC_UTF8;
- break;
- case NID_subject_alt_name:
- {
- WOLFSSL_GENERAL_NAMES* gns = wolfSSL_sk_new_null();
- WOLFSSL_GENERAL_NAME* gn;
- if (gns == NULL) {
- WOLFSSL_MSG("wolfSSL_sk_new_null error");
- goto err_cleanup;
- }
- ext->ext_sk = gns; /* wolfSSL_X509_EXTENSION_free will handle
- * free'ing gns */
- gns->type = STACK_TYPE_GEN_NAME;
- gn = wolfSSL_GENERAL_NAME_new();
- if (gn == NULL) {
- WOLFSSL_MSG("wolfSSL_GENERAL_NAME_new error");
- goto err_cleanup;
- }
- if (wolfSSL_sk_GENERAL_NAME_push(gns, gn) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("wolfSSL_sk_GENERAL_NAME_push error");
- wolfSSL_GENERAL_NAME_free(gn);
- goto err_cleanup;
- }
- if (wolfSSL_ASN1_STRING_set(gn->d.ia5, value, -1)
- != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("wolfSSL_ASN1_STRING_set failed");
- goto err_cleanup;
- }
- gn->type = ASN_DNS_TYPE;
- break;
- }
- case NID_key_usage:
- if (wolfSSL_ASN1_STRING_set(&ext->value, value, -1)
- != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("wolfSSL_ASN1_STRING_set error");
- goto err_cleanup;
- }
- ext->value.type = KEY_USAGE_OID;
- break;
- default:
- WOLFSSL_MSG("invalid or unsupported NID");
- goto err_cleanup;
- }
- return ext;
- err_cleanup:
- wolfSSL_X509_EXTENSION_free(ext);
- return NULL;
- }
- /**
- * Create a WOLFSSL_X509_EXTENSION from the input arguments.
- * @param conf Not used
- * @param ctx Not used
- * @param nid Interprets the value parameter as the x509 extension that
- * corresponds to this NID.
- * @param value A NULL terminated string that is taken as the value of the
- * newly created extension object.
- * @return WOLFSSL_X509_EXTENSION* on success or NULL on failure.
- */
- WOLFSSL_X509_EXTENSION* wolfSSL_X509V3_EXT_nconf_nid(WOLFSSL_CONF* conf,
- WOLFSSL_X509V3_CTX *ctx, int nid, const char *value)
- {
- WOLFSSL_ENTER("wolfSSL_X509V3_EXT_nconf_nid");
- if (value == NULL) {
- WOLFSSL_MSG("value NULL parameter");
- return NULL;
- }
- if (conf != NULL || ctx != NULL) {
- WOLFSSL_MSG("wolfSSL_X509V3_EXT_nconf_nid does not handle either "
- "conf or ctx parameters");
- }
- return createExtFromStr(nid, value);
- }
- /**
- * Create a WOLFSSL_X509_EXTENSION from the input arguments.
- * @param conf Not used
- * @param ctx Not used
- * @param sName The textual representation of the NID that the value parameter
- * should be interpreted as.
- * @param value A NULL terminated string that is taken as the value of the
- * newly created extension object.
- * @return WOLFSSL_X509_EXTENSION* on success or NULL on failure.
- */
- WOLFSSL_X509_EXTENSION* wolfSSL_X509V3_EXT_nconf(WOLFSSL_CONF *conf,
- WOLFSSL_X509V3_CTX *ctx, const char *sName, const char *value)
- {
- const WOLFSSL_ObjectInfo* info = wolfssl_object_info;
- size_t i;
- WOLFSSL_ENTER("wolfSSL_X509V3_EXT_nconf");
- if (value == NULL) {
- WOLFSSL_MSG("value NULL parameter");
- return NULL;
- }
- if (conf != NULL || ctx != NULL) {
- WOLFSSL_MSG("wolfSSL_X509V3_EXT_nconf does not handle either "
- "conf or ctx parameters");
- }
- for (i = 0; i < wolfssl_object_info_sz; i++, info++) {
- if (XSTRCMP(info->sName, sName) == 0)
- return createExtFromStr(info->nid, value);
- }
- WOLFSSL_MSG("value didn't match any known NID");
- return NULL;
- }
- static void wolfSSL_X509V3_EXT_METHOD_populate(WOLFSSL_v3_ext_method *method,
- int nid)
- {
- if (!method)
- return;
- WOLFSSL_ENTER("wolfSSL_X509V3_EXT_METHOD_populate");
- switch (nid) {
- case NID_subject_key_identifier:
- method->i2s = (X509V3_EXT_I2S)wolfSSL_i2s_ASN1_STRING;
- FALL_THROUGH;
- case NID_authority_key_identifier:
- case NID_key_usage:
- case NID_certificate_policies:
- case NID_policy_mappings:
- case NID_subject_alt_name:
- case NID_issuer_alt_name:
- case NID_basic_constraints:
- case NID_name_constraints:
- case NID_policy_constraints:
- case NID_ext_key_usage:
- case NID_crl_distribution_points:
- case NID_inhibit_any_policy:
- case NID_info_access:
- WOLFSSL_MSG("Nothing to populate for current NID");
- break;
- default:
- WOLFSSL_MSG("Unknown or unsupported NID");
- break;
- }
- return;
- }
- /**
- * @param nid One of the NID_* constants defined in asn.h
- * @param crit
- * @param data This data is copied to the returned extension.
- * @return
- */
- WOLFSSL_X509_EXTENSION *wolfSSL_X509V3_EXT_i2d(int nid, int crit,
- void *data)
- {
- WOLFSSL_X509_EXTENSION *ext = NULL;
- WOLFSSL_ASN1_STRING* asn1str = NULL;
- WOLFSSL_ENTER("wolfSSL_X509V3_EXT_i2d");
- if (!data) {
- return NULL;
- }
- if (!(ext = wolfSSL_X509_EXTENSION_new())) {
- return NULL;
- }
- wolfSSL_X509V3_EXT_METHOD_populate(&ext->ext_method, nid);
- switch (nid) {
- case NID_subject_key_identifier:
- /* WOLFSSL_ASN1_STRING */
- case NID_key_usage:
- /* WOLFSSL_ASN1_STRING */
- {
- asn1str = (WOLFSSL_ASN1_STRING*)data;
- ext->value = *asn1str;
- if (asn1str->isDynamic) {
- ext->value.data = (char*)XMALLOC(asn1str->length, NULL,
- DYNAMIC_TYPE_OPENSSL);
- if (!ext->value.data) {
- WOLFSSL_MSG("malloc failed");
- /* Zero so that no existing memory is freed */
- XMEMSET(&ext->value, 0, sizeof(WOLFSSL_ASN1_STRING));
- goto err_cleanup;
- }
- XMEMCPY(ext->value.data, asn1str->data, asn1str->length);
- }
- else {
- ext->value.data = ext->value.strData;
- }
- if (!(ext->obj = wolfSSL_OBJ_nid2obj(nid))) {
- WOLFSSL_MSG("wolfSSL_ASN1_OBJECT_new failed");
- goto err_cleanup;
- }
- break;
- }
- case NID_subject_alt_name:
- /* typedef STACK_OF(GENERAL_NAME) GENERAL_NAMES */
- case NID_issuer_alt_name:
- /* typedef STACK_OF(GENERAL_NAME) GENERAL_NAMES */
- case NID_ext_key_usage:
- /* typedef STACK_OF(ASN1_OBJECT) EXTENDED_KEY_USAGE */
- case NID_info_access:
- /* typedef STACK_OF(ACCESS_DESCRIPTION) AUTHORITY_INFO_ACCESS */
- {
- WOLFSSL_STACK* sk = (WOLFSSL_STACK*)data;
- if (ext->ext_sk) {
- wolfSSL_sk_free(ext->ext_sk);
- }
- if (!(ext->ext_sk = wolfSSL_sk_dup(sk))) {
- WOLFSSL_MSG("wolfSSL_sk_dup failed");
- goto err_cleanup;
- }
- break;
- }
- case NID_basic_constraints:
- {
- /* WOLFSSL_BASIC_CONSTRAINTS */
- WOLFSSL_BASIC_CONSTRAINTS* bc = (WOLFSSL_BASIC_CONSTRAINTS*)data;
- if (!(ext->obj = wolfSSL_ASN1_OBJECT_new())) {
- WOLFSSL_MSG("wolfSSL_ASN1_OBJECT_new failed");
- goto err_cleanup;
- }
- ext->obj->ca = bc->ca;
- if (bc->pathlen) {
- ext->obj->pathlen = wolfSSL_ASN1_INTEGER_dup(bc->pathlen);
- if (!ext->obj->pathlen) {
- WOLFSSL_MSG("wolfSSL_ASN1_INTEGER_dup failed");
- goto err_cleanup;
- }
- }
- break;
- }
- case NID_authority_key_identifier:
- {
- /* AUTHORITY_KEYID */
- WOLFSSL_AUTHORITY_KEYID* akey = (WOLFSSL_AUTHORITY_KEYID*)data;
- if (akey->keyid) {
- if (wolfSSL_ASN1_STRING_set(&ext->value, akey->keyid->data,
- akey->keyid->length) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("wolfSSL_ASN1_STRING_set failed");
- goto err_cleanup;
- }
- ext->value.type = akey->keyid->type;
- if (!(ext->obj = wolfSSL_OBJ_nid2obj(nid))) {
- WOLFSSL_MSG("wolfSSL_ASN1_OBJECT_new failed");
- goto err_cleanup;
- }
- }
- else if (akey->issuer) {
- ext->obj = wolfSSL_ASN1_OBJECT_dup(akey->issuer);
- if (!ext->obj) {
- WOLFSSL_MSG("wolfSSL_ASN1_OBJECT_dup failed");
- goto err_cleanup;
- }
- }
- else {
- WOLFSSL_MSG("NID_authority_key_identifier empty data");
- goto err_cleanup;
- }
- break;
- }
- case NID_inhibit_any_policy:
- /* ASN1_INTEGER */
- case NID_certificate_policies:
- /* STACK_OF(POLICYINFO) */
- case NID_policy_mappings:
- /* STACK_OF(POLICY_MAPPING) */
- case NID_name_constraints:
- /* NAME_CONSTRAINTS */
- case NID_policy_constraints:
- /* POLICY_CONSTRAINTS */
- case NID_crl_distribution_points:
- /* typedef STACK_OF(DIST_POINT) CRL_DIST_POINTS */
- default:
- WOLFSSL_MSG("Unknown or unsupported NID");
- break;
- }
- ext->crit = crit;
- return ext;
- err_cleanup:
- if (ext) {
- wolfSSL_X509_EXTENSION_free(ext);
- }
- if (asn1str) {
- wolfSSL_ASN1_STRING_free(asn1str);
- }
- return NULL;
- }
- /* Returns pointer to ASN1_OBJECT from an X509_EXTENSION object */
- WOLFSSL_ASN1_OBJECT* wolfSSL_X509_EXTENSION_get_object \
- (WOLFSSL_X509_EXTENSION* ext)
- {
- WOLFSSL_ENTER("wolfSSL_X509_EXTENSION_get_object");
- if(ext == NULL)
- return NULL;
- return ext->obj;
- }
- /**
- * duplicates the 'obj' input and sets it into the 'ext' structure
- * returns WOLFSSL_SUCCESS on success
- */
- int wolfSSL_X509_EXTENSION_set_object(WOLFSSL_X509_EXTENSION* ext,
- const WOLFSSL_ASN1_OBJECT* obj)
- {
- WOLFSSL_ASN1_OBJECT *current;
- WOLFSSL_ENTER("wolfSSL_X509_EXTENSION_set_object");
- if (ext == NULL)
- return WOLFSSL_FAILURE;
- current = wolfSSL_X509_EXTENSION_get_object(ext);
- if (current != NULL) {
- wolfSSL_ASN1_OBJECT_free(current);
- }
- ext->obj = wolfSSL_ASN1_OBJECT_dup((WOLFSSL_ASN1_OBJECT*)obj);
- return WOLFSSL_SUCCESS;
- }
- #endif /* OPENSSL_ALL */
- /* Returns pointer to ASN1_STRING in X509_EXTENSION object */
- WOLFSSL_ASN1_STRING* wolfSSL_X509_EXTENSION_get_data(WOLFSSL_X509_EXTENSION* ext)
- {
- WOLFSSL_ENTER("wolfSSL_X509_EXTENSION_get_data");
- if (ext == NULL)
- return NULL;
- return &ext->value;
- }
- /**
- * Creates a duplicate of input 'data' and sets it into 'ext' structure
- * returns WOLFSSL_SUCCESS on success
- */
- int wolfSSL_X509_EXTENSION_set_data(WOLFSSL_X509_EXTENSION* ext,
- WOLFSSL_ASN1_STRING* data)
- {
- WOLFSSL_ASN1_STRING* current;
- if (ext == NULL || data == NULL)
- return WOLFSSL_FAILURE;
- current = wolfSSL_X509_EXTENSION_get_data(ext);
- if (current->length > 0 && current->data != NULL && current->isDynamic) {
- XFREE(current->data, NULL, DYNAMIC_TYPE_OPENSSL);
- }
- return wolfSSL_ASN1_STRING_copy(&ext->value, data);
- }
- #if !defined(NO_PWDBASED)
- int wolfSSL_X509_digest(const WOLFSSL_X509* x509, const WOLFSSL_EVP_MD* digest,
- unsigned char* buf, unsigned int* len)
- {
- int ret;
- WOLFSSL_ENTER("wolfSSL_X509_digest");
- if (x509 == NULL || digest == NULL) {
- WOLFSSL_MSG("Null argument found");
- return WOLFSSL_FAILURE;
- }
- if (x509->derCert == NULL) {
- WOLFSSL_MSG("No DER certificate stored in X509");
- return WOLFSSL_FAILURE;
- }
- ret = wolfSSL_EVP_Digest(x509->derCert->buffer, x509->derCert->length, buf,
- len, digest, NULL);
- WOLFSSL_LEAVE("wolfSSL_X509_digest", ret);
- return ret;
- }
- int wolfSSL_X509_pubkey_digest(const WOLFSSL_X509 *x509,
- const WOLFSSL_EVP_MD *digest, unsigned char* buf, unsigned int* len)
- {
- int ret;
- WOLFSSL_ENTER("wolfSSL_X509_pubkey_digest");
- if (x509 == NULL || digest == NULL) {
- WOLFSSL_MSG("Null argument found");
- return WOLFSSL_FAILURE;
- }
- if (x509->pubKey.buffer == NULL || x509->pubKey.length == 0) {
- WOLFSSL_MSG("No DER public key stored in X509");
- return WOLFSSL_FAILURE;
- }
- ret = wolfSSL_EVP_Digest(x509->pubKey.buffer, x509->pubKey.length, buf,
- len, digest, NULL);
- WOLFSSL_LEAVE("wolfSSL_X509_pubkey_digest", ret);
- return ret;
- }
- #endif
- int wolfSSL_use_PrivateKey(WOLFSSL* ssl, WOLFSSL_EVP_PKEY* pkey)
- {
- WOLFSSL_ENTER("wolfSSL_use_PrivateKey");
- if (ssl == NULL || pkey == NULL ) {
- return WOLFSSL_FAILURE;
- }
- return wolfSSL_use_PrivateKey_buffer(ssl, (unsigned char*)pkey->pkey.ptr,
- pkey->pkey_sz, WOLFSSL_FILETYPE_ASN1);
- }
- int wolfSSL_use_PrivateKey_ASN1(int pri, WOLFSSL* ssl, const unsigned char* der,
- long derSz)
- {
- WOLFSSL_ENTER("wolfSSL_use_PrivateKey_ASN1");
- if (ssl == NULL || der == NULL ) {
- return WOLFSSL_FAILURE;
- }
- (void)pri; /* type of private key */
- return wolfSSL_use_PrivateKey_buffer(ssl, der, derSz, WOLFSSL_FILETYPE_ASN1);
- }
- /******************************************************************************
- * wolfSSL_CTX_use_PrivateKey_ASN1 - loads a private key buffer into the SSL ctx
- *
- * RETURNS:
- * returns WOLFSSL_SUCCESS on success, otherwise returns WOLFSSL_FAILURE
- */
- int wolfSSL_CTX_use_PrivateKey_ASN1(int pri, WOLFSSL_CTX* ctx,
- unsigned char* der, long derSz)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_use_PrivateKey_ASN1");
- if (ctx == NULL || der == NULL ) {
- return WOLFSSL_FAILURE;
- }
- (void)pri; /* type of private key */
- return wolfSSL_CTX_use_PrivateKey_buffer(ctx, der, derSz, WOLFSSL_FILETYPE_ASN1);
- }
- #ifndef NO_RSA
- int wolfSSL_use_RSAPrivateKey_ASN1(WOLFSSL* ssl, unsigned char* der, long derSz)
- {
- WOLFSSL_ENTER("wolfSSL_use_RSAPrivateKey_ASN1");
- if (ssl == NULL || der == NULL ) {
- return WOLFSSL_FAILURE;
- }
- return wolfSSL_use_PrivateKey_buffer(ssl, der, derSz, WOLFSSL_FILETYPE_ASN1);
- }
- #endif
- int wolfSSL_use_certificate(WOLFSSL* ssl, WOLFSSL_X509* x509)
- {
- long idx;
- WOLFSSL_ENTER("wolfSSL_use_certificate");
- if (x509 != NULL && ssl != NULL && x509->derCert != NULL) {
- if (ProcessBuffer(NULL, x509->derCert->buffer, x509->derCert->length,
- WOLFSSL_FILETYPE_ASN1, CERT_TYPE, ssl, &idx, 0,
- GET_VERIFY_SETTING_SSL(ssl)) == WOLFSSL_SUCCESS) {
- return WOLFSSL_SUCCESS;
- }
- }
- (void)idx;
- return WOLFSSL_FAILURE;
- }
- #endif /* NO_CERTS */
- #endif /* OPENSSL_EXTRA */
- #ifndef NO_CERTS
- int wolfSSL_use_certificate_ASN1(WOLFSSL* ssl, const unsigned char* der,
- int derSz)
- {
- long idx;
- WOLFSSL_ENTER("wolfSSL_use_certificate_ASN1");
- if (der != NULL && ssl != NULL) {
- if (ProcessBuffer(NULL, der, derSz, WOLFSSL_FILETYPE_ASN1, CERT_TYPE,
- ssl, &idx, 0, GET_VERIFY_SETTING_SSL(ssl)) == WOLFSSL_SUCCESS) {
- return WOLFSSL_SUCCESS;
- }
- }
- (void)idx;
- return WOLFSSL_FAILURE;
- }
- #ifndef NO_FILESYSTEM
- WOLFSSL_ABI
- int wolfSSL_use_certificate_file(WOLFSSL* ssl, const char* file, int format)
- {
- WOLFSSL_ENTER("wolfSSL_use_certificate_file");
- if (ssl == NULL) {
- return BAD_FUNC_ARG;
- }
- if (ProcessFile(ssl->ctx, file, format, CERT_TYPE,
- ssl, 0, NULL, GET_VERIFY_SETTING_SSL(ssl)) == WOLFSSL_SUCCESS) {
- return WOLFSSL_SUCCESS;
- }
- return WOLFSSL_FAILURE;
- }
- WOLFSSL_ABI
- int wolfSSL_use_PrivateKey_file(WOLFSSL* ssl, const char* file, int format)
- {
- WOLFSSL_ENTER("wolfSSL_use_PrivateKey_file");
- if (ssl == NULL) {
- return BAD_FUNC_ARG;
- }
- if (ProcessFile(ssl->ctx, file, format, PRIVATEKEY_TYPE,
- ssl, 0, NULL, GET_VERIFY_SETTING_SSL(ssl)) == WOLFSSL_SUCCESS) {
- return WOLFSSL_SUCCESS;
- }
- return WOLFSSL_FAILURE;
- }
- WOLFSSL_ABI
- int wolfSSL_use_certificate_chain_file(WOLFSSL* ssl, const char* file)
- {
- /* process up to MAX_CHAIN_DEPTH plus subject cert */
- WOLFSSL_ENTER("wolfSSL_use_certificate_chain_file");
- if (ssl == NULL) {
- return BAD_FUNC_ARG;
- }
- if (ProcessFile(ssl->ctx, file, WOLFSSL_FILETYPE_PEM, CERT_TYPE,
- ssl, 1, NULL, GET_VERIFY_SETTING_SSL(ssl)) == WOLFSSL_SUCCESS) {
- return WOLFSSL_SUCCESS;
- }
- return WOLFSSL_FAILURE;
- }
- int wolfSSL_use_certificate_chain_file_format(WOLFSSL* ssl, const char* file,
- int format)
- {
- /* process up to MAX_CHAIN_DEPTH plus subject cert */
- WOLFSSL_ENTER("wolfSSL_use_certificate_chain_file_format");
- if (ssl == NULL) {
- return BAD_FUNC_ARG;
- }
- if (ProcessFile(ssl->ctx, file, format, CERT_TYPE, ssl, 1,
- NULL, GET_VERIFY_SETTING_SSL(ssl)) == WOLFSSL_SUCCESS) {
- return WOLFSSL_SUCCESS;
- }
- return WOLFSSL_FAILURE;
- }
- #endif /* !NO_FILESYSTEM */
- #endif /* !NO_CERTS */
- #ifdef HAVE_ECC
- /* Set Temp CTX EC-DHE size in octets, can be 14 - 66 (112 - 521 bit) */
- int wolfSSL_CTX_SetTmpEC_DHE_Sz(WOLFSSL_CTX* ctx, word16 sz)
- {
- if (ctx == NULL)
- return BAD_FUNC_ARG;
- /* if 0 then get from loaded private key */
- if (sz == 0) {
- /* applies only to ECDSA */
- if (ctx->privateKeyType != ecc_dsa_sa_algo)
- return WOLFSSL_SUCCESS;
- if (ctx->privateKeySz == 0) {
- WOLFSSL_MSG("Must set private key/cert first");
- return BAD_FUNC_ARG;
- }
- sz = (word16)ctx->privateKeySz;
- }
- /* check size */
- if (sz < ECC_MINSIZE || sz > ECC_MAXSIZE)
- return BAD_FUNC_ARG;
- ctx->eccTempKeySz = sz;
- return WOLFSSL_SUCCESS;
- }
- /* Set Temp SSL EC-DHE size in octets, can be 14 - 66 (112 - 521 bit) */
- int wolfSSL_SetTmpEC_DHE_Sz(WOLFSSL* ssl, word16 sz)
- {
- if (ssl == NULL)
- return BAD_FUNC_ARG;
- /* check size */
- if (sz < ECC_MINSIZE || sz > ECC_MAXSIZE)
- return BAD_FUNC_ARG;
- ssl->eccTempKeySz = sz;
- return WOLFSSL_SUCCESS;
- }
- #endif /* HAVE_ECC */
- #ifdef OPENSSL_EXTRA
- #ifndef NO_FILESYSTEM
- int wolfSSL_CTX_use_RSAPrivateKey_file(WOLFSSL_CTX* ctx,const char* file,
- int format)
- {
- WOLFSSL_ENTER("SSL_CTX_use_RSAPrivateKey_file");
- return wolfSSL_CTX_use_PrivateKey_file(ctx, file, format);
- }
- int wolfSSL_use_RSAPrivateKey_file(WOLFSSL* ssl, const char* file, int format)
- {
- WOLFSSL_ENTER("wolfSSL_use_RSAPrivateKey_file");
- return wolfSSL_use_PrivateKey_file(ssl, file, format);
- }
- #endif /* NO_FILESYSTEM */
- /* Copies the master secret over to out buffer. If outSz is 0 returns the size
- * of master secret.
- *
- * ses : a session from completed TLS/SSL handshake
- * out : buffer to hold copy of master secret
- * outSz : size of out buffer
- * returns : number of bytes copied into out buffer on success
- * less then or equal to 0 is considered a failure case
- */
- int wolfSSL_SESSION_get_master_key(const WOLFSSL_SESSION* ses,
- unsigned char* out, int outSz)
- {
- int size;
- if (outSz == 0) {
- return SECRET_LEN;
- }
- if (ses == NULL || out == NULL || outSz < 0) {
- return 0;
- }
- if (outSz > SECRET_LEN) {
- size = SECRET_LEN;
- }
- else {
- size = outSz;
- }
- XMEMCPY(out, ses->masterSecret, size);
- return size;
- }
- int wolfSSL_SESSION_get_master_key_length(const WOLFSSL_SESSION* ses)
- {
- (void)ses;
- return SECRET_LEN;
- }
- #endif /* OPENSSL_EXTRA */
- WOLFSSL_ABI
- void wolfSSL_CTX_set_verify(WOLFSSL_CTX* ctx, int mode, VerifyCallback vc)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_set_verify");
- if (ctx == NULL)
- return;
- ctx->verifyPeer = 0;
- ctx->verifyNone = 0;
- ctx->failNoCert = 0;
- ctx->failNoCertxPSK = 0;
- #if defined(WOLFSSL_TLS13) && defined(WOLFSSL_POST_HANDSHAKE_AUTH)
- ctx->verifyPostHandshake = 0;
- #endif
- if (mode != WOLFSSL_VERIFY_DEFAULT) {
- if (mode == WOLFSSL_VERIFY_NONE) {
- ctx->verifyNone = 1;
- }
- else {
- if (mode & WOLFSSL_VERIFY_PEER) {
- ctx->verifyPeer = 1;
- }
- if (mode & WOLFSSL_VERIFY_FAIL_EXCEPT_PSK) {
- ctx->failNoCertxPSK = 1;
- }
- if (mode & WOLFSSL_VERIFY_FAIL_IF_NO_PEER_CERT) {
- ctx->failNoCert = 1;
- }
- #if defined(WOLFSSL_TLS13) && defined(WOLFSSL_POST_HANDSHAKE_AUTH)
- if (mode & WOLFSSL_VERIFY_POST_HANDSHAKE) {
- ctx->verifyPostHandshake = 1;
- }
- #endif
- }
- }
- ctx->verifyCallback = vc;
- }
- #ifdef OPENSSL_ALL
- void wolfSSL_CTX_set_cert_verify_callback(WOLFSSL_CTX* ctx,
- CertVerifyCallback cb, void* arg)
- {
- WOLFSSL_ENTER("SSL_CTX_set_cert_verify_callback");
- if (ctx == NULL)
- return;
- ctx->verifyCertCb = cb;
- ctx->verifyCertCbArg = arg;
- }
- #endif
- void wolfSSL_set_verify(WOLFSSL* ssl, int mode, VerifyCallback vc)
- {
- WOLFSSL_ENTER("wolfSSL_set_verify");
- if (ssl == NULL)
- return;
- /* Special case for verifyNone since WOLFSSL_VERIFY_NONE == 0 */
- ssl->options.verifyNone = mode == WOLFSSL_VERIFY_NONE;
- ssl->options.verifyPeer = (mode & WOLFSSL_VERIFY_PEER)
- == WOLFSSL_VERIFY_PEER;
- ssl->options.failNoCert = (mode & WOLFSSL_VERIFY_FAIL_IF_NO_PEER_CERT)
- == WOLFSSL_VERIFY_FAIL_IF_NO_PEER_CERT;
- ssl->options.failNoCertxPSK = (mode & WOLFSSL_VERIFY_FAIL_EXCEPT_PSK)
- == WOLFSSL_VERIFY_FAIL_EXCEPT_PSK;
- #if defined(WOLFSSL_TLS13) && defined(WOLFSSL_POST_HANDSHAKE_AUTH)
- ssl->options.verifyPostHandshake = (mode & WOLFSSL_VERIFY_POST_HANDSHAKE)
- == WOLFSSL_VERIFY_POST_HANDSHAKE;
- #endif
- ssl->verifyCallback = vc;
- }
- void wolfSSL_set_verify_result(WOLFSSL *ssl, long v)
- {
- WOLFSSL_ENTER("wolfSSL_set_verify_result");
- if (ssl == NULL)
- return;
- #ifdef OPENSSL_ALL
- ssl->verifyCallbackResult = v;
- #else
- (void)v;
- WOLFSSL_STUB("wolfSSL_set_verify_result");
- #endif
- }
- #if defined(OPENSSL_EXTRA) && !defined(NO_CERTS) && \
- defined(WOLFSSL_TLS13) && defined(WOLFSSL_POST_HANDSHAKE_AUTH)
- /* For TLS v1.3 send handshake messages after handshake completes. */
- /* Returns 1=WOLFSSL_SUCCESS or 0=WOLFSSL_FAILURE */
- int wolfSSL_verify_client_post_handshake(WOLFSSL* ssl)
- {
- int ret = wolfSSL_request_certificate(ssl);
- if (ret != WOLFSSL_SUCCESS) {
- if (!IsAtLeastTLSv1_3(ssl->version)) {
- /* specific error of wrong version expected */
- WOLFSSL_ERROR(UNSUPPORTED_PROTO_VERSION);
- }
- else {
- WOLFSSL_ERROR(ret); /* log the error in the error queue */
- }
- }
- return (ret == WOLFSSL_SUCCESS) ? WOLFSSL_SUCCESS : WOLFSSL_FAILURE;
- }
- int wolfSSL_CTX_set_post_handshake_auth(WOLFSSL_CTX* ctx, int val)
- {
- int ret = wolfSSL_CTX_allow_post_handshake_auth(ctx);
- if (ret == 0) {
- ctx->postHandshakeAuth = (val != 0);
- }
- return (ret == 0) ? WOLFSSL_SUCCESS : WOLFSSL_FAILURE;
- }
- int wolfSSL_set_post_handshake_auth(WOLFSSL* ssl, int val)
- {
- int ret = wolfSSL_allow_post_handshake_auth(ssl);
- if (ret == 0) {
- ssl->options.postHandshakeAuth = (val != 0);
- }
- return (ret == 0) ? WOLFSSL_SUCCESS : WOLFSSL_FAILURE;
- }
- #endif /* OPENSSL_EXTRA && !NO_CERTS && WOLFSSL_TLS13 && WOLFSSL_POST_HANDSHAKE_AUTH */
- /* store user ctx for verify callback */
- void wolfSSL_SetCertCbCtx(WOLFSSL* ssl, void* ctx)
- {
- WOLFSSL_ENTER("wolfSSL_SetCertCbCtx");
- if (ssl)
- ssl->verifyCbCtx = ctx;
- }
- /* store context CA Cache addition callback */
- void wolfSSL_CTX_SetCACb(WOLFSSL_CTX* ctx, CallbackCACache cb)
- {
- if (ctx && ctx->cm)
- ctx->cm->caCacheCallback = cb;
- }
- #if defined(PERSIST_CERT_CACHE)
- #if !defined(NO_FILESYSTEM)
- /* Persist cert cache to file */
- int wolfSSL_CTX_save_cert_cache(WOLFSSL_CTX* ctx, const char* fname)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_save_cert_cache");
- if (ctx == NULL || fname == NULL)
- return BAD_FUNC_ARG;
- return CM_SaveCertCache(ctx->cm, fname);
- }
- /* Persist cert cache from file */
- int wolfSSL_CTX_restore_cert_cache(WOLFSSL_CTX* ctx, const char* fname)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_restore_cert_cache");
- if (ctx == NULL || fname == NULL)
- return BAD_FUNC_ARG;
- return CM_RestoreCertCache(ctx->cm, fname);
- }
- #endif /* NO_FILESYSTEM */
- /* Persist cert cache to memory */
- int wolfSSL_CTX_memsave_cert_cache(WOLFSSL_CTX* ctx, void* mem,
- int sz, int* used)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_memsave_cert_cache");
- if (ctx == NULL || mem == NULL || used == NULL || sz <= 0)
- return BAD_FUNC_ARG;
- return CM_MemSaveCertCache(ctx->cm, mem, sz, used);
- }
- /* Restore cert cache from memory */
- int wolfSSL_CTX_memrestore_cert_cache(WOLFSSL_CTX* ctx, const void* mem, int sz)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_memrestore_cert_cache");
- if (ctx == NULL || mem == NULL || sz <= 0)
- return BAD_FUNC_ARG;
- return CM_MemRestoreCertCache(ctx->cm, mem, sz);
- }
- /* get how big the the cert cache save buffer needs to be */
- int wolfSSL_CTX_get_cert_cache_memsize(WOLFSSL_CTX* ctx)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_get_cert_cache_memsize");
- if (ctx == NULL)
- return BAD_FUNC_ARG;
- return CM_GetCertCacheMemSize(ctx->cm);
- }
- #endif /* PERSIST_CERT_CACHE */
- #endif /* !NO_CERTS */
- #ifndef NO_SESSION_CACHE
- WOLFSSL_ABI
- WOLFSSL_SESSION* wolfSSL_get_session(WOLFSSL* ssl)
- {
- WOLFSSL_ENTER("SSL_get_session");
- if (ssl)
- return GetSession(ssl, 0, 1);
- return NULL;
- }
- /*
- * Sets the session object to use when establishing a TLS/SSL session using
- * the ssl object. Therefore, this function must be called before
- * wolfSSL_connect. The session object to use can be obtained in a previous
- * TLS/SSL connection using wolfSSL_get_session.
- *
- * This function rejects the session if it has been expired when this function
- * is called. Note that this expiration check is wolfSSL specific and differs
- * from OpenSSL return code behavior.
- *
- * By default, wolfSSL_set_session returns WOLFSSL_SUCCESS on successfully
- * setting the session, WOLFSSL_FAILURE on failure due to the session cache
- * being disabled, or the session has expired.
- *
- * To match OpenSSL return code behavior when session is expired, define
- * OPENSSL_EXTRA and WOLFSSL_ERROR_CODE_OPENSSL. This behavior will return
- * WOLFSSL_SUCCESS even when the session is expired and rejected.
- */
- WOLFSSL_ABI
- int wolfSSL_set_session(WOLFSSL* ssl, WOLFSSL_SESSION* session)
- {
- WOLFSSL_ENTER("SSL_set_session");
- if (session)
- return SetSession(ssl, session);
- return WOLFSSL_FAILURE;
- }
- #ifndef NO_CLIENT_CACHE
- /* Associate client session with serverID, find existing or store for saving
- if newSession flag on, don't reuse existing session
- WOLFSSL_SUCCESS on ok */
- int wolfSSL_SetServerID(WOLFSSL* ssl, const byte* id, int len, int newSession)
- {
- WOLFSSL_SESSION* session = NULL;
- WOLFSSL_ENTER("wolfSSL_SetServerID");
- if (ssl == NULL || id == NULL || len <= 0)
- return BAD_FUNC_ARG;
- if (newSession == 0) {
- session = GetSessionClient(ssl, id, len);
- if (session) {
- if (SetSession(ssl, session) != WOLFSSL_SUCCESS) {
- #ifdef HAVE_EXT_CACHE
- FreeSession(session, 0);
- #endif
- WOLFSSL_MSG("SetSession failed");
- session = NULL;
- }
- }
- }
- if (session == NULL) {
- WOLFSSL_MSG("Valid ServerID not cached already");
- ssl->session.idLen = (word16)min(SERVER_ID_LEN, (word32)len);
- XMEMCPY(ssl->session.serverID, id, ssl->session.idLen);
- }
- #ifdef HAVE_EXT_CACHE
- else
- FreeSession(session, 0);
- #endif
- return WOLFSSL_SUCCESS;
- }
- #endif /* !NO_CLIENT_CACHE */
- #if defined(PERSIST_SESSION_CACHE)
- /* for persistence, if changes to layout need to increment and modify
- save_session_cache() and restore_session_cache and memory versions too */
- #define WOLFSSL_CACHE_VERSION 2
- /* Session Cache Header information */
- typedef struct {
- int version; /* cache layout version id */
- int rows; /* session rows */
- int columns; /* session columns */
- int sessionSz; /* sizeof WOLFSSL_SESSION */
- } cache_header_t;
- /* current persistence layout is:
- 1) cache_header_t
- 2) SessionCache
- 3) ClientCache
- update WOLFSSL_CACHE_VERSION if change layout for the following
- PERSISTENT_SESSION_CACHE functions
- */
- /* get how big the the session cache save buffer needs to be */
- int wolfSSL_get_session_cache_memsize(void)
- {
- int sz = (int)(sizeof(SessionCache) + sizeof(cache_header_t));
- #ifndef NO_CLIENT_CACHE
- sz += (int)(sizeof(ClientCache));
- #endif
- return sz;
- }
- /* Persist session cache to memory */
- int wolfSSL_memsave_session_cache(void* mem, int sz)
- {
- int i;
- cache_header_t cache_header;
- SessionRow* row = (SessionRow*)((byte*)mem + sizeof(cache_header));
- #ifndef NO_CLIENT_CACHE
- ClientRow* clRow;
- #endif
- WOLFSSL_ENTER("wolfSSL_memsave_session_cache");
- if (sz < wolfSSL_get_session_cache_memsize()) {
- WOLFSSL_MSG("Memory buffer too small");
- return BUFFER_E;
- }
- cache_header.version = WOLFSSL_CACHE_VERSION;
- cache_header.rows = SESSION_ROWS;
- cache_header.columns = SESSIONS_PER_ROW;
- cache_header.sessionSz = (int)sizeof(WOLFSSL_SESSION);
- XMEMCPY(mem, &cache_header, sizeof(cache_header));
- #ifndef ENABLE_SESSION_CACHE_ROW_LOCK
- if (wc_LockMutex(&session_mutex) != 0) {
- WOLFSSL_MSG("Session cache mutex lock failed");
- return BAD_MUTEX_E;
- }
- #endif
- for (i = 0; i < cache_header.rows; ++i) {
- #ifdef ENABLE_SESSION_CACHE_ROW_LOCK
- if (SESSION_ROW_LOCK(&SessionCache[i]) != 0) {
- WOLFSSL_MSG("Session row cache mutex lock failed");
- return BAD_MUTEX_E;
- }
- #endif
- XMEMCPY(row++, &SessionCache[i], SIZEOF_SESSION_ROW);
- #ifdef ENABLE_SESSION_CACHE_ROW_LOCK
- SESSION_ROW_UNLOCK(&SessionCache[i]);
- #endif
- }
- #ifndef ENABLE_SESSION_CACHE_ROW_LOCK
- wc_UnLockMutex(&session_mutex);
- #endif
- #ifndef NO_CLIENT_CACHE
- if (wc_LockMutex(&clisession_mutex) != 0) {
- WOLFSSL_MSG("Client cache mutex lock failed");
- return BAD_MUTEX_E;
- }
- clRow = (ClientRow*)row;
- for (i = 0; i < cache_header.rows; ++i) {
- XMEMCPY(clRow++, ClientCache + i, sizeof(ClientRow));
- }
- wc_UnLockMutex(&clisession_mutex);
- #endif
- WOLFSSL_LEAVE("wolfSSL_memsave_session_cache", WOLFSSL_SUCCESS);
- return WOLFSSL_SUCCESS;
- }
- /* Restore the persistent session cache from memory */
- int wolfSSL_memrestore_session_cache(const void* mem, int sz)
- {
- int i;
- cache_header_t cache_header;
- SessionRow* row = (SessionRow*)((byte*)mem + sizeof(cache_header));
- #ifndef NO_CLIENT_CACHE
- ClientRow* clRow;
- #endif
- WOLFSSL_ENTER("wolfSSL_memrestore_session_cache");
- if (sz < wolfSSL_get_session_cache_memsize()) {
- WOLFSSL_MSG("Memory buffer too small");
- return BUFFER_E;
- }
- XMEMCPY(&cache_header, mem, sizeof(cache_header));
- if (cache_header.version != WOLFSSL_CACHE_VERSION ||
- cache_header.rows != SESSION_ROWS ||
- cache_header.columns != SESSIONS_PER_ROW ||
- cache_header.sessionSz != (int)sizeof(WOLFSSL_SESSION)) {
- WOLFSSL_MSG("Session cache header match failed");
- return CACHE_MATCH_ERROR;
- }
- #ifndef ENABLE_SESSION_CACHE_ROW_LOCK
- if (wc_LockMutex(&session_mutex) != 0) {
- WOLFSSL_MSG("Session cache mutex lock failed");
- return BAD_MUTEX_E;
- }
- #endif
- for (i = 0; i < cache_header.rows; ++i) {
- #ifdef ENABLE_SESSION_CACHE_ROW_LOCK
- if (SESSION_ROW_LOCK(&SessionCache[i]) != 0) {
- WOLFSSL_MSG("Session row cache mutex lock failed");
- return BAD_MUTEX_E;
- }
- #endif
- XMEMCPY(&SessionCache[i], row++, SIZEOF_SESSION_ROW);
- #ifdef ENABLE_SESSION_CACHE_ROW_LOCK
- SESSION_ROW_UNLOCK(&SessionCache[i]);
- #endif
- }
- #ifndef ENABLE_SESSION_CACHE_ROW_LOCK
- wc_UnLockMutex(&session_mutex);
- #endif
- #ifndef NO_CLIENT_CACHE
- if (wc_LockMutex(&clisession_mutex) != 0) {
- WOLFSSL_MSG("Client cache mutex lock failed");
- return BAD_MUTEX_E;
- }
- clRow = (ClientRow*)row;
- for (i = 0; i < cache_header.rows; ++i) {
- XMEMCPY(ClientCache + i, clRow++, sizeof(ClientRow));
- }
- wc_UnLockMutex(&clisession_mutex);
- #endif
- WOLFSSL_LEAVE("wolfSSL_memrestore_session_cache", WOLFSSL_SUCCESS);
- return WOLFSSL_SUCCESS;
- }
- #if !defined(NO_FILESYSTEM)
- /* Persist session cache to file */
- /* doesn't use memsave because of additional memory use */
- int wolfSSL_save_session_cache(const char *fname)
- {
- XFILE file;
- int ret;
- int rc = WOLFSSL_SUCCESS;
- int i;
- cache_header_t cache_header;
- WOLFSSL_ENTER("wolfSSL_save_session_cache");
- file = XFOPEN(fname, "w+b");
- if (file == XBADFILE) {
- WOLFSSL_MSG("Couldn't open session cache save file");
- return WOLFSSL_BAD_FILE;
- }
- cache_header.version = WOLFSSL_CACHE_VERSION;
- cache_header.rows = SESSION_ROWS;
- cache_header.columns = SESSIONS_PER_ROW;
- cache_header.sessionSz = (int)sizeof(WOLFSSL_SESSION);
- /* cache header */
- ret = (int)XFWRITE(&cache_header, sizeof cache_header, 1, file);
- if (ret != 1) {
- WOLFSSL_MSG("Session cache header file write failed");
- XFCLOSE(file);
- return FWRITE_ERROR;
- }
- #ifndef ENABLE_SESSION_CACHE_ROW_LOCK
- if (wc_LockMutex(&session_mutex) != 0) {
- WOLFSSL_MSG("Session cache mutex lock failed");
- XFCLOSE(file);
- return BAD_MUTEX_E;
- }
- #endif
- /* session cache */
- for (i = 0; i < cache_header.rows; ++i) {
- #ifdef ENABLE_SESSION_CACHE_ROW_LOCK
- if (SESSION_ROW_LOCK(&SessionCache[i]) != 0) {
- WOLFSSL_MSG("Session row cache mutex lock failed");
- XFCLOSE(file);
- return BAD_MUTEX_E;
- }
- #endif
- ret = (int)XFWRITE(&SessionCache[i], SIZEOF_SESSION_ROW, 1, file);
- #ifdef ENABLE_SESSION_CACHE_ROW_LOCK
- SESSION_ROW_UNLOCK(&SessionCache[i]);
- #endif
- if (ret != 1) {
- WOLFSSL_MSG("Session cache member file write failed");
- rc = FWRITE_ERROR;
- break;
- }
- }
- #ifndef ENABLE_SESSION_CACHE_ROW_LOCK
- wc_UnLockMutex(&session_mutex);
- #endif
- #ifndef NO_CLIENT_CACHE
- /* client cache */
- if (wc_LockMutex(&clisession_mutex) != 0) {
- WOLFSSL_MSG("Client cache mutex lock failed");
- XFCLOSE(file);
- return BAD_MUTEX_E;
- }
- for (i = 0; i < cache_header.rows; ++i) {
- ret = (int)XFWRITE(ClientCache + i, sizeof(ClientRow), 1, file);
- if (ret != 1) {
- WOLFSSL_MSG("Client cache member file write failed");
- rc = FWRITE_ERROR;
- break;
- }
- }
- wc_UnLockMutex(&clisession_mutex);
- #endif /* !NO_CLIENT_CACHE */
- XFCLOSE(file);
- WOLFSSL_LEAVE("wolfSSL_save_session_cache", rc);
- return rc;
- }
- /* Restore the persistent session cache from file */
- /* doesn't use memstore because of additional memory use */
- int wolfSSL_restore_session_cache(const char *fname)
- {
- XFILE file;
- int rc = WOLFSSL_SUCCESS;
- int ret;
- int i;
- cache_header_t cache_header;
- WOLFSSL_ENTER("wolfSSL_restore_session_cache");
- file = XFOPEN(fname, "rb");
- if (file == XBADFILE) {
- WOLFSSL_MSG("Couldn't open session cache save file");
- return WOLFSSL_BAD_FILE;
- }
- /* cache header */
- ret = (int)XFREAD(&cache_header, sizeof(cache_header), 1, file);
- if (ret != 1) {
- WOLFSSL_MSG("Session cache header file read failed");
- XFCLOSE(file);
- return FREAD_ERROR;
- }
- if (cache_header.version != WOLFSSL_CACHE_VERSION ||
- cache_header.rows != SESSION_ROWS ||
- cache_header.columns != SESSIONS_PER_ROW ||
- cache_header.sessionSz != (int)sizeof(WOLFSSL_SESSION)) {
- WOLFSSL_MSG("Session cache header match failed");
- XFCLOSE(file);
- return CACHE_MATCH_ERROR;
- }
- #ifndef ENABLE_SESSION_CACHE_ROW_LOCK
- if (wc_LockMutex(&session_mutex) != 0) {
- WOLFSSL_MSG("Session cache mutex lock failed");
- XFCLOSE(file);
- return BAD_MUTEX_E;
- }
- #endif
- /* session cache */
- for (i = 0; i < cache_header.rows; ++i) {
- #ifdef ENABLE_SESSION_CACHE_ROW_LOCK
- if (SESSION_ROW_LOCK(&SessionCache[i]) != 0) {
- WOLFSSL_MSG("Session row cache mutex lock failed");
- XFCLOSE(file);
- return BAD_MUTEX_E;
- }
- #endif
- ret = (int)XFREAD(&SessionCache[i], SIZEOF_SESSION_ROW, 1, file);
- #ifdef ENABLE_SESSION_CACHE_ROW_LOCK
- SESSION_ROW_UNLOCK(&SessionCache[i]);
- #endif
- if (ret != 1) {
- WOLFSSL_MSG("Session cache member file read failed");
- XMEMSET(SessionCache, 0, sizeof SessionCache);
- rc = FREAD_ERROR;
- break;
- }
- }
- #ifndef ENABLE_SESSION_CACHE_ROW_LOCK
- wc_UnLockMutex(&session_mutex);
- #endif
- #ifndef NO_CLIENT_CACHE
- /* client cache */
- if (wc_LockMutex(&clisession_mutex) != 0) {
- WOLFSSL_MSG("Client cache mutex lock failed");
- XFCLOSE(file);
- return BAD_MUTEX_E;
- }
- for (i = 0; i < cache_header.rows; ++i) {
- ret = (int)XFREAD(ClientCache + i, sizeof(ClientRow), 1, file);
- if (ret != 1) {
- WOLFSSL_MSG("Client cache member file read failed");
- XMEMSET(ClientCache, 0, sizeof ClientCache);
- rc = FREAD_ERROR;
- break;
- }
- }
- wc_UnLockMutex(&clisession_mutex);
- #endif /* !NO_CLIENT_CACHE */
- XFCLOSE(file);
- WOLFSSL_LEAVE("wolfSSL_restore_session_cache", rc);
- return rc;
- }
- #endif /* !NO_FILESYSTEM */
- #endif /* PERSIST_SESSION_CACHE */
- #endif /* NO_SESSION_CACHE */
- void wolfSSL_load_error_strings(void)
- {
- /* compatibility only */
- }
- int wolfSSL_library_init(void)
- {
- WOLFSSL_ENTER("SSL_library_init");
- if (wolfSSL_Init() == WOLFSSL_SUCCESS)
- return WOLFSSL_SUCCESS;
- else
- return WOLFSSL_FATAL_ERROR;
- }
- #ifdef HAVE_SECRET_CALLBACK
- int wolfSSL_set_session_secret_cb(WOLFSSL* ssl, SessionSecretCb cb, void* ctx)
- {
- WOLFSSL_ENTER("wolfSSL_set_session_secret_cb");
- if (ssl == NULL)
- return WOLFSSL_FATAL_ERROR;
- ssl->sessionSecretCb = cb;
- ssl->sessionSecretCtx = ctx;
- /* If using a pre-set key, assume session resumption. */
- ssl->session.sessionIDSz = 0;
- ssl->options.resuming = 1;
- return WOLFSSL_SUCCESS;
- }
- #endif
- #ifndef NO_SESSION_CACHE
- /* on by default if built in but allow user to turn off */
- WOLFSSL_ABI
- long wolfSSL_CTX_set_session_cache_mode(WOLFSSL_CTX* ctx, long mode)
- {
- WOLFSSL_ENTER("SSL_CTX_set_session_cache_mode");
- if (ctx == NULL)
- return WOLFSSL_FAILURE;
- if (mode == WOLFSSL_SESS_CACHE_OFF)
- ctx->sessionCacheOff = 1;
- if ((mode & WOLFSSL_SESS_CACHE_NO_AUTO_CLEAR) != 0)
- ctx->sessionCacheFlushOff = 1;
- #ifdef HAVE_EXT_CACHE
- if ((mode & WOLFSSL_SESS_CACHE_NO_INTERNAL_STORE) != 0)
- ctx->internalCacheOff = 1;
- #endif
- return WOLFSSL_SUCCESS;
- }
- #endif /* NO_SESSION_CACHE */
- #if !defined(NO_CERTS)
- #if defined(PERSIST_CERT_CACHE)
- #define WOLFSSL_CACHE_CERT_VERSION 1
- typedef struct {
- int version; /* cache cert layout version id */
- int rows; /* hash table rows, CA_TABLE_SIZE */
- int columns[CA_TABLE_SIZE]; /* columns per row on list */
- int signerSz; /* sizeof Signer object */
- } CertCacheHeader;
- /* current cert persistence layout is:
- 1) CertCacheHeader
- 2) caTable
- update WOLFSSL_CERT_CACHE_VERSION if change layout for the following
- PERSIST_CERT_CACHE functions
- */
- /* Return memory needed to persist this signer, have lock */
- static WC_INLINE int GetSignerMemory(Signer* signer)
- {
- int sz = sizeof(signer->pubKeySize) + sizeof(signer->keyOID)
- + sizeof(signer->nameLen) + sizeof(signer->subjectNameHash);
- #if !defined(NO_SKID)
- sz += (int)sizeof(signer->subjectKeyIdHash);
- #endif
- /* add dynamic bytes needed */
- sz += signer->pubKeySize;
- sz += signer->nameLen;
- return sz;
- }
- /* Return memory needed to persist this row, have lock */
- static WC_INLINE int GetCertCacheRowMemory(Signer* row)
- {
- int sz = 0;
- while (row) {
- sz += GetSignerMemory(row);
- row = row->next;
- }
- return sz;
- }
- /* get the size of persist cert cache, have lock */
- static WC_INLINE int GetCertCacheMemSize(WOLFSSL_CERT_MANAGER* cm)
- {
- int sz;
- int i;
- sz = sizeof(CertCacheHeader);
- for (i = 0; i < CA_TABLE_SIZE; i++)
- sz += GetCertCacheRowMemory(cm->caTable[i]);
- return sz;
- }
- /* Store cert cache header columns with number of items per list, have lock */
- static WC_INLINE void SetCertHeaderColumns(WOLFSSL_CERT_MANAGER* cm, int* columns)
- {
- int i;
- Signer* row;
- for (i = 0; i < CA_TABLE_SIZE; i++) {
- int count = 0;
- row = cm->caTable[i];
- while (row) {
- ++count;
- row = row->next;
- }
- columns[i] = count;
- }
- }
- /* Restore whole cert row from memory, have lock, return bytes consumed,
- < 0 on error, have lock */
- static WC_INLINE int RestoreCertRow(WOLFSSL_CERT_MANAGER* cm, byte* current,
- int row, int listSz, const byte* end)
- {
- int idx = 0;
- if (listSz < 0) {
- WOLFSSL_MSG("Row header corrupted, negative value");
- return PARSE_ERROR;
- }
- while (listSz) {
- Signer* signer;
- byte* publicKey;
- byte* start = current + idx; /* for end checks on this signer */
- int minSz = sizeof(signer->pubKeySize) + sizeof(signer->keyOID) +
- sizeof(signer->nameLen) + sizeof(signer->subjectNameHash);
- #ifndef NO_SKID
- minSz += (int)sizeof(signer->subjectKeyIdHash);
- #endif
- if (start + minSz > end) {
- WOLFSSL_MSG("Would overread restore buffer");
- return BUFFER_E;
- }
- signer = MakeSigner(cm->heap);
- if (signer == NULL)
- return MEMORY_E;
- /* pubKeySize */
- XMEMCPY(&signer->pubKeySize, current + idx, sizeof(signer->pubKeySize));
- idx += (int)sizeof(signer->pubKeySize);
- /* keyOID */
- XMEMCPY(&signer->keyOID, current + idx, sizeof(signer->keyOID));
- idx += (int)sizeof(signer->keyOID);
- /* pulicKey */
- if (start + minSz + signer->pubKeySize > end) {
- WOLFSSL_MSG("Would overread restore buffer");
- FreeSigner(signer, cm->heap);
- return BUFFER_E;
- }
- publicKey = (byte*)XMALLOC(signer->pubKeySize, cm->heap,
- DYNAMIC_TYPE_KEY);
- if (publicKey == NULL) {
- FreeSigner(signer, cm->heap);
- return MEMORY_E;
- }
- XMEMCPY(publicKey, current + idx, signer->pubKeySize);
- signer->publicKey = publicKey;
- idx += signer->pubKeySize;
- /* nameLen */
- XMEMCPY(&signer->nameLen, current + idx, sizeof(signer->nameLen));
- idx += (int)sizeof(signer->nameLen);
- /* name */
- if (start + minSz + signer->pubKeySize + signer->nameLen > end) {
- WOLFSSL_MSG("Would overread restore buffer");
- FreeSigner(signer, cm->heap);
- return BUFFER_E;
- }
- signer->name = (char*)XMALLOC(signer->nameLen, cm->heap,
- DYNAMIC_TYPE_SUBJECT_CN);
- if (signer->name == NULL) {
- FreeSigner(signer, cm->heap);
- return MEMORY_E;
- }
- XMEMCPY(signer->name, current + idx, signer->nameLen);
- idx += signer->nameLen;
- /* subjectNameHash */
- XMEMCPY(signer->subjectNameHash, current + idx, SIGNER_DIGEST_SIZE);
- idx += SIGNER_DIGEST_SIZE;
- #ifndef NO_SKID
- /* subjectKeyIdHash */
- XMEMCPY(signer->subjectKeyIdHash, current + idx,SIGNER_DIGEST_SIZE);
- idx += SIGNER_DIGEST_SIZE;
- #endif
- signer->next = cm->caTable[row];
- cm->caTable[row] = signer;
- --listSz;
- }
- return idx;
- }
- /* Store whole cert row into memory, have lock, return bytes added */
- static WC_INLINE int StoreCertRow(WOLFSSL_CERT_MANAGER* cm, byte* current, int row)
- {
- int added = 0;
- Signer* list = cm->caTable[row];
- while (list) {
- XMEMCPY(current + added, &list->pubKeySize, sizeof(list->pubKeySize));
- added += (int)sizeof(list->pubKeySize);
- XMEMCPY(current + added, &list->keyOID, sizeof(list->keyOID));
- added += (int)sizeof(list->keyOID);
- XMEMCPY(current + added, list->publicKey, list->pubKeySize);
- added += list->pubKeySize;
- XMEMCPY(current + added, &list->nameLen, sizeof(list->nameLen));
- added += (int)sizeof(list->nameLen);
- XMEMCPY(current + added, list->name, list->nameLen);
- added += list->nameLen;
- XMEMCPY(current + added, list->subjectNameHash, SIGNER_DIGEST_SIZE);
- added += SIGNER_DIGEST_SIZE;
- #ifndef NO_SKID
- XMEMCPY(current + added, list->subjectKeyIdHash,SIGNER_DIGEST_SIZE);
- added += SIGNER_DIGEST_SIZE;
- #endif
- list = list->next;
- }
- return added;
- }
- /* Persist cert cache to memory, have lock */
- static WC_INLINE int DoMemSaveCertCache(WOLFSSL_CERT_MANAGER* cm,
- void* mem, int sz)
- {
- int realSz;
- int ret = WOLFSSL_SUCCESS;
- int i;
- WOLFSSL_ENTER("DoMemSaveCertCache");
- realSz = GetCertCacheMemSize(cm);
- if (realSz > sz) {
- WOLFSSL_MSG("Mem output buffer too small");
- ret = BUFFER_E;
- }
- else {
- byte* current;
- CertCacheHeader hdr;
- hdr.version = WOLFSSL_CACHE_CERT_VERSION;
- hdr.rows = CA_TABLE_SIZE;
- SetCertHeaderColumns(cm, hdr.columns);
- hdr.signerSz = (int)sizeof(Signer);
- XMEMCPY(mem, &hdr, sizeof(CertCacheHeader));
- current = (byte*)mem + sizeof(CertCacheHeader);
- for (i = 0; i < CA_TABLE_SIZE; ++i)
- current += StoreCertRow(cm, current, i);
- }
- return ret;
- }
- #if !defined(NO_FILESYSTEM)
- /* Persist cert cache to file */
- int CM_SaveCertCache(WOLFSSL_CERT_MANAGER* cm, const char* fname)
- {
- XFILE file;
- int rc = WOLFSSL_SUCCESS;
- int memSz;
- byte* mem;
- WOLFSSL_ENTER("CM_SaveCertCache");
- file = XFOPEN(fname, "w+b");
- if (file == XBADFILE) {
- WOLFSSL_MSG("Couldn't open cert cache save file");
- return WOLFSSL_BAD_FILE;
- }
- if (wc_LockMutex(&cm->caLock) != 0) {
- WOLFSSL_MSG("wc_LockMutex on caLock failed");
- XFCLOSE(file);
- return BAD_MUTEX_E;
- }
- memSz = GetCertCacheMemSize(cm);
- mem = (byte*)XMALLOC(memSz, cm->heap, DYNAMIC_TYPE_TMP_BUFFER);
- if (mem == NULL) {
- WOLFSSL_MSG("Alloc for tmp buffer failed");
- rc = MEMORY_E;
- } else {
- rc = DoMemSaveCertCache(cm, mem, memSz);
- if (rc == WOLFSSL_SUCCESS) {
- int ret = (int)XFWRITE(mem, memSz, 1, file);
- if (ret != 1) {
- WOLFSSL_MSG("Cert cache file write failed");
- rc = FWRITE_ERROR;
- }
- }
- XFREE(mem, cm->heap, DYNAMIC_TYPE_TMP_BUFFER);
- }
- wc_UnLockMutex(&cm->caLock);
- XFCLOSE(file);
- return rc;
- }
- /* Restore cert cache from file */
- int CM_RestoreCertCache(WOLFSSL_CERT_MANAGER* cm, const char* fname)
- {
- XFILE file;
- int rc = WOLFSSL_SUCCESS;
- int ret;
- int memSz;
- byte* mem;
- WOLFSSL_ENTER("CM_RestoreCertCache");
- file = XFOPEN(fname, "rb");
- if (file == XBADFILE) {
- WOLFSSL_MSG("Couldn't open cert cache save file");
- return WOLFSSL_BAD_FILE;
- }
- if(XFSEEK(file, 0, XSEEK_END) != 0) {
- XFCLOSE(file);
- return WOLFSSL_BAD_FILE;
- }
- memSz = (int)XFTELL(file);
- XREWIND(file);
- if (memSz > MAX_WOLFSSL_FILE_SIZE || memSz <= 0) {
- WOLFSSL_MSG("CM_RestoreCertCache file size error");
- XFCLOSE(file);
- return WOLFSSL_BAD_FILE;
- }
- mem = (byte*)XMALLOC(memSz, cm->heap, DYNAMIC_TYPE_TMP_BUFFER);
- if (mem == NULL) {
- WOLFSSL_MSG("Alloc for tmp buffer failed");
- XFCLOSE(file);
- return MEMORY_E;
- }
- ret = (int)XFREAD(mem, memSz, 1, file);
- if (ret != 1) {
- WOLFSSL_MSG("Cert file read error");
- rc = FREAD_ERROR;
- } else {
- rc = CM_MemRestoreCertCache(cm, mem, memSz);
- if (rc != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Mem restore cert cache failed");
- }
- }
- XFREE(mem, cm->heap, DYNAMIC_TYPE_TMP_BUFFER);
- XFCLOSE(file);
- return rc;
- }
- #endif /* NO_FILESYSTEM */
- /* Persist cert cache to memory */
- int CM_MemSaveCertCache(WOLFSSL_CERT_MANAGER* cm, void* mem, int sz, int* used)
- {
- int ret = WOLFSSL_SUCCESS;
- WOLFSSL_ENTER("CM_MemSaveCertCache");
- if (wc_LockMutex(&cm->caLock) != 0) {
- WOLFSSL_MSG("wc_LockMutex on caLock failed");
- return BAD_MUTEX_E;
- }
- ret = DoMemSaveCertCache(cm, mem, sz);
- if (ret == WOLFSSL_SUCCESS)
- *used = GetCertCacheMemSize(cm);
- wc_UnLockMutex(&cm->caLock);
- return ret;
- }
- /* Restore cert cache from memory */
- int CM_MemRestoreCertCache(WOLFSSL_CERT_MANAGER* cm, const void* mem, int sz)
- {
- int ret = WOLFSSL_SUCCESS;
- int i;
- CertCacheHeader* hdr = (CertCacheHeader*)mem;
- byte* current = (byte*)mem + sizeof(CertCacheHeader);
- byte* end = (byte*)mem + sz; /* don't go over */
- WOLFSSL_ENTER("CM_MemRestoreCertCache");
- if (current > end) {
- WOLFSSL_MSG("Cert Cache Memory buffer too small");
- return BUFFER_E;
- }
- if (hdr->version != WOLFSSL_CACHE_CERT_VERSION ||
- hdr->rows != CA_TABLE_SIZE ||
- hdr->signerSz != (int)sizeof(Signer)) {
- WOLFSSL_MSG("Cert Cache Memory header mismatch");
- return CACHE_MATCH_ERROR;
- }
- if (wc_LockMutex(&cm->caLock) != 0) {
- WOLFSSL_MSG("wc_LockMutex on caLock failed");
- return BAD_MUTEX_E;
- }
- FreeSignerTable(cm->caTable, CA_TABLE_SIZE, cm->heap);
- for (i = 0; i < CA_TABLE_SIZE; ++i) {
- int added = RestoreCertRow(cm, current, i, hdr->columns[i], end);
- if (added < 0) {
- WOLFSSL_MSG("RestoreCertRow error");
- ret = added;
- break;
- }
- current += added;
- }
- wc_UnLockMutex(&cm->caLock);
- return ret;
- }
- /* get how big the the cert cache save buffer needs to be */
- int CM_GetCertCacheMemSize(WOLFSSL_CERT_MANAGER* cm)
- {
- int sz;
- WOLFSSL_ENTER("CM_GetCertCacheMemSize");
- if (wc_LockMutex(&cm->caLock) != 0) {
- WOLFSSL_MSG("wc_LockMutex on caLock failed");
- return BAD_MUTEX_E;
- }
- sz = GetCertCacheMemSize(cm);
- wc_UnLockMutex(&cm->caLock);
- return sz;
- }
- #endif /* PERSIST_CERT_CACHE */
- #endif /* NO_CERTS */
- #ifdef OPENSSL_EXTRA
- /* removes all cipher suites from the list that contain "toRemove"
- * returns the new list size on success
- */
- static int wolfSSL_remove_ciphers(char* list, int sz, const char* toRemove)
- {
- int idx = 0;
- char* next = (char*)list;
- int totalSz = sz;
- if (list == NULL) {
- return 0;
- }
- do {
- char* current = next;
- char name[MAX_SUITE_NAME + 1];
- word32 length;
- next = XSTRSTR(next, ":");
- length = min(sizeof(name), !next ? (word32)XSTRLEN(current) /* last */
- : (word32)(next - current));
- XSTRNCPY(name, current, length);
- name[(length == sizeof(name)) ? length - 1 : length] = 0;
- if (XSTRSTR(name, toRemove)) {
- XMEMMOVE(list + idx, list + idx + length, totalSz - (idx + length));
- totalSz -= length;
- list[totalSz] = '\0';
- next = current;
- }
- else {
- idx += length;
- }
- } while (next++); /* ++ needed to skip ':' */
- return totalSz;
- }
- /*
- * build enabled cipher list w/ TLS13 or w/o TLS13 suites
- * @param ctx a pointer to WOLFSSL_CTX structure
- * @param suites currently enabled suites
- * @param onlytlsv13suites flag whether correcting w/ TLS13 suites
- * or w/o TLS13 suties
- * @param list suites list that user wants to update
- * @return suites list on successs, otherwise NULL
- */
- static char* buildEnabledCipherList(WOLFSSL_CTX* ctx, Suites* suites,
- int tls13Only, const char* list)
- {
- word32 idx = 0;
- word32 listsz = 0;
- word32 len = 0;
- word32 ianasz = 0;
- const char* enabledcs = NULL;
- char* locallist = NULL;
- char* head = NULL;
- byte cipherSuite0;
- byte cipherSuite;
- /* sanity check */
- if (ctx == NULL || suites == NULL || list == NULL)
- return NULL;
- if (!suites->setSuites)
- return NULL;
- listsz = (word32)XSTRLEN(list);
- /* calculate necessary buffer length */
- for(idx = 0; idx < suites->suiteSz; idx++) {
- cipherSuite0 = suites->suites[idx];
- cipherSuite = suites->suites[++idx];
- if (tls13Only && cipherSuite0 == TLS13_BYTE) {
- enabledcs = GetCipherNameInternal(cipherSuite0, cipherSuite);
- }
- else if (!tls13Only && cipherSuite0 != TLS13_BYTE) {
- enabledcs = GetCipherNameInternal(cipherSuite0, cipherSuite);
- }
- else
- continue;
- if (XSTRNCMP(enabledcs, "None", XSTRLEN(enabledcs)) != 0) {
- len += (word32)XSTRLEN(enabledcs) + 2;
- }
- }
- len += listsz + 2;
- /* build string */
- if (len > (listsz + 2)) {
- locallist = (char*)XMALLOC(len, ctx->heap,
- DYNAMIC_TYPE_TMP_BUFFER);
- /* sanity check */
- if (!locallist)
- return NULL;
- XMEMSET(locallist, 0, len);
- head = locallist;
- if (!tls13Only)
- {
- /* always tls13 suites in the head position */
- XSTRNCPY(locallist, list, len);
- locallist += listsz;
- *locallist++ = ':';
- *locallist = 0;
- len -= listsz + 1;
- }
- for(idx = 0; idx < suites->suiteSz; idx++) {
- cipherSuite0 = suites->suites[idx];
- cipherSuite = suites->suites[++idx];
- if (tls13Only && cipherSuite0 == TLS13_BYTE) {
- enabledcs = GetCipherNameInternal(cipherSuite0, cipherSuite);
- }
- else if (!tls13Only && cipherSuite0 != TLS13_BYTE) {
- enabledcs = GetCipherNameInternal(cipherSuite0, cipherSuite);
- }
- else
- continue;
- ianasz = (int)XSTRLEN(enabledcs);
- if (ianasz + 1 < len) {
- XSTRNCPY(locallist, enabledcs, len);
- locallist += ianasz;
- *locallist++ = ':';
- *locallist = 0;
- len -= ianasz + 1;
- }
- else{
- XFREE(locallist, ctx->heap, DYNAMIC_TYPE_TMP_BUFFER);
- return NULL;
- }
- }
- if (tls13Only) {
- XSTRNCPY(locallist, list, len);
- locallist += listsz;
- *locallist = 0;
- }
- return head;
- }
- else
- return NULL;
- }
- /*
- * check if the list has TLS13 and pre-TLS13 suites
- * @param list cipher suite list that user want to set
- * @return mixed: 0, only pre-TLS13: 1, only TLS13: 2
- */
- static int CheckcipherList(const char* list)
- {
- int ret;
- int findTLSv13Suites = 0;
- int findbeforeSuites = 0;
- byte cipherSuite0;
- byte cipherSuite1;
- int flags;
- char* next = (char*)list;
- do {
- char* current = next;
- char name[MAX_SUITE_NAME + 1];
- word32 length = MAX_SUITE_NAME;
- word32 current_length;
- next = XSTRSTR(next, ":");
- current_length = (!next) ? (word32)XSTRLEN(current)
- : (word32)(next - current);
- if (current_length < length) {
- length = current_length;
- }
- XSTRNCPY(name, current, length);
- name[length] = 0;
- ret = wolfSSL_get_cipher_suite_from_name(name, &cipherSuite0,
- &cipherSuite1, &flags);
- if (ret == 0) {
- if (cipherSuite0 == TLS13_BYTE) {
- /* TLSv13 suite */
- findTLSv13Suites = 1;
- break;
- }
- else {
- findbeforeSuites = 1;
- break;
- }
- }
- if (findTLSv13Suites == 1 && findbeforeSuites == 1) {
- /* list has mixed suites */
- return 0;
- }
- } while (next++); /* ++ needed to skip ':' */
- if (findTLSv13Suites == 0 && findbeforeSuites == 1) {
- return 1;/* only before TLSv13 sutes */
- }
- else if (findTLSv13Suites == 1 && findbeforeSuites == 0) {
- return 2;/* only TLSv13 suties */
- }
- else {
- return 0;/* handle as mixed */
- }
- }
- /* parse some bulk lists like !eNULL / !aNULL
- *
- * returns WOLFSSL_SUCCESS on success and sets the cipher suite list
- */
- static int wolfSSL_parse_cipher_list(WOLFSSL_CTX* ctx, Suites* suites,
- const char* list)
- {
- int ret = 0;
- const int suiteSz = GetCipherNamesSize();
- char* next = (char*)list;
- const CipherSuiteInfo* names = GetCipherNames();
- char* localList = NULL;
- int sz = 0;
- int listattribute = 0;
- char* buildcipherList = NULL;
- int tls13Only = 0;
- if (suites == NULL || list == NULL) {
- WOLFSSL_MSG("NULL argument");
- return WOLFSSL_FAILURE;
- }
- /* does list contain eNULL or aNULL? */
- if (XSTRSTR(list, "aNULL") || XSTRSTR(list, "eNULL")) {
- do {
- char* current = next;
- char name[MAX_SUITE_NAME + 1];
- int i;
- word32 length = MAX_SUITE_NAME;
- word32 current_length;
- next = XSTRSTR(next, ":");
- current_length = (!next) ? (word32)XSTRLEN(current)
- : (word32)(next - current);
- if (current_length < length) {
- length = current_length;
- }
- XSTRNCPY(name, current, length);
- name[length] = 0;
- /* check for "not" case */
- if (name[0] == '!' && suiteSz > 0) {
- /* populate list with all suites if not already created */
- if (localList == NULL) {
- for (i = 0; i < suiteSz; i++) {
- sz += (int)XSTRLEN(names[i].name) + 2;
- }
- localList = (char*)XMALLOC(sz, ctx->heap,
- DYNAMIC_TYPE_TMP_BUFFER);
- if (localList == NULL) {
- return WOLFSSL_FAILURE;
- }
- wolfSSL_get_ciphers(localList, sz);
- sz = (int)XSTRLEN(localList);
- }
- if (XSTRSTR(name, "eNULL")) {
- wolfSSL_remove_ciphers(localList, sz, "-NULL");
- }
- }
- }
- while (next++); /* ++ needed to skip ':' */
- ret = SetCipherList(ctx, suites, localList);
- XFREE(localList, ctx->heap, DYNAMIC_TYPE_TMP_BUFFER);
- return (ret)? WOLFSSL_SUCCESS : WOLFSSL_FAILURE;
- }
- else {
- listattribute = CheckcipherList(list);
- if (listattribute == 0) {
- /* list has mixed(pre-TLSv13 and TLSv13) suites
- * update cipher suites the same as before
- */
- return (SetCipherList(ctx, suites, list)) ? WOLFSSL_SUCCESS :
- WOLFSSL_FAILURE;
- }
- else if (listattribute == 1) {
- /* list has only pre-TLSv13 suites.
- * Only update before TLSv13 suites.
- */
- tls13Only = 1;
- }
- else if (listattribute == 2) {
- /* list has only TLSv13 suites. Only update TLv13 suites
- * simulate set_ciphersuites() comatibility layer API
- */
- tls13Only = 0;
- }
- buildcipherList = buildEnabledCipherList(ctx, ctx->suites,
- tls13Only, list);
- if (buildcipherList) {
- ret = SetCipherList(ctx, suites, buildcipherList);
- XFREE(buildcipherList, ctx->heap, DYNAMIC_TYPE_TMP_BUFFER);
- }
- else {
- ret = SetCipherList(ctx, suites, list);
- }
- return ret;
- }
- }
- #endif
- int wolfSSL_CTX_set_cipher_list(WOLFSSL_CTX* ctx, const char* list)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_set_cipher_list");
- if (ctx == NULL)
- return WOLFSSL_FAILURE;
- /* alloc/init on demand only */
- if (ctx->suites == NULL) {
- ctx->suites = (Suites*)XMALLOC(sizeof(Suites), ctx->heap,
- DYNAMIC_TYPE_SUITES);
- if (ctx->suites == NULL) {
- WOLFSSL_MSG("Memory alloc for Suites failed");
- return WOLFSSL_FAILURE;
- }
- XMEMSET(ctx->suites, 0, sizeof(Suites));
- }
- #ifdef OPENSSL_EXTRA
- return wolfSSL_parse_cipher_list(ctx, ctx->suites, list);
- #else
- return (SetCipherList(ctx, ctx->suites, list)) ? WOLFSSL_SUCCESS : WOLFSSL_FAILURE;
- #endif
- }
- int wolfSSL_set_cipher_list(WOLFSSL* ssl, const char* list)
- {
- WOLFSSL_ENTER("wolfSSL_set_cipher_list");
- #ifdef SINGLE_THREADED
- if (ssl->ctx->suites == ssl->suites) {
- ssl->suites = (Suites*)XMALLOC(sizeof(Suites), ssl->heap,
- DYNAMIC_TYPE_SUITES);
- if (ssl->suites == NULL) {
- WOLFSSL_MSG("Suites Memory error");
- return MEMORY_E;
- }
- *ssl->suites = *ssl->ctx->suites;
- ssl->options.ownSuites = 1;
- }
- #endif
- #ifdef OPENSSL_EXTRA
- return wolfSSL_parse_cipher_list(ssl->ctx, ssl->suites, list);
- #else
- return (SetCipherList(ssl->ctx, ssl->suites, list)) ? WOLFSSL_SUCCESS : WOLFSSL_FAILURE;
- #endif
- }
- #ifdef HAVE_KEYING_MATERIAL
- #define TLS_PRF_LABEL_CLIENT_FINISHED "client finished"
- #define TLS_PRF_LABEL_SERVER_FINISHED "server finished"
- #define TLS_PRF_LABEL_MASTER_SECRET "master secret"
- #define TLS_PRF_LABEL_EXT_MASTER_SECRET "extended master secret"
- #define TLS_PRF_LABEL_KEY_EXPANSION "key expansion"
- static const struct ForbiddenLabels {
- const char* label;
- size_t labelLen;
- } forbiddenLabels[] = {
- {TLS_PRF_LABEL_CLIENT_FINISHED, XSTR_SIZEOF(TLS_PRF_LABEL_CLIENT_FINISHED)},
- {TLS_PRF_LABEL_SERVER_FINISHED, XSTR_SIZEOF(TLS_PRF_LABEL_SERVER_FINISHED)},
- {TLS_PRF_LABEL_MASTER_SECRET, XSTR_SIZEOF(TLS_PRF_LABEL_MASTER_SECRET)},
- {TLS_PRF_LABEL_EXT_MASTER_SECRET, XSTR_SIZEOF(TLS_PRF_LABEL_EXT_MASTER_SECRET)},
- {TLS_PRF_LABEL_KEY_EXPANSION, XSTR_SIZEOF(TLS_PRF_LABEL_KEY_EXPANSION)},
- {NULL, 0},
- };
- /**
- * Implement RFC 5705
- * TLS 1.3 uses a different exporter definition (section 7.5 of RFC 8446)
- * @return WOLFSSL_SUCCESS on success and WOLFSSL_FAILURE on error
- */
- int wolfSSL_export_keying_material(WOLFSSL *ssl,
- unsigned char *out, size_t outLen,
- const char *label, size_t labelLen,
- const unsigned char *context, size_t contextLen,
- int use_context)
- {
- byte* seed = NULL;
- word32 seedLen;
- const struct ForbiddenLabels* fl;
- WOLFSSL_ENTER("wolfSSL_export_keying_material");
- if (ssl == NULL || out == NULL || label == NULL ||
- (use_context && contextLen && context == NULL)) {
- WOLFSSL_MSG("Bad argument");
- return WOLFSSL_FAILURE;
- }
- /* clientRandom + serverRandom
- * OR
- * clientRandom + serverRandom + ctx len encoding + ctx */
- seedLen = !use_context ? (word32)SEED_LEN :
- (word32)SEED_LEN + 2 + (word32)contextLen;
- if (ssl->options.saveArrays == 0 || ssl->arrays == NULL) {
- WOLFSSL_MSG("To export keying material wolfSSL needs to keep handshake "
- "data. Call wolfSSL_KeepArrays before attempting to "
- "export keyig material.");
- return WOLFSSL_FAILURE;
- }
- /* check forbidden labels */
- for (fl = &forbiddenLabels[0]; fl->label != NULL; fl++) {
- if (labelLen >= fl->labelLen &&
- XMEMCMP(label, fl->label, fl->labelLen) == 0) {
- WOLFSSL_MSG("Forbidden label");
- return WOLFSSL_FAILURE;
- }
- }
- #ifdef WOLFSSL_TLS13
- if (IsAtLeastTLSv1_3(ssl->version)) {
- /* Path for TLS 1.3 */
- if (!use_context) {
- contextLen = 0;
- context = (byte*)""; /* Give valid pointer for 0 length memcpy */
- }
- if (Tls13_Exporter(ssl, out, (word32)outLen, label, labelLen,
- context, contextLen) != 0) {
- WOLFSSL_MSG("Tls13_Exporter error");
- return WOLFSSL_FAILURE;
- }
- return WOLFSSL_SUCCESS;
- }
- #endif
- /* Path for <=TLS 1.2 */
- seed = (byte*)XMALLOC(seedLen, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (seed == NULL) {
- WOLFSSL_MSG("malloc error");
- return WOLFSSL_FAILURE;
- }
- XMEMCPY(seed, ssl->arrays->clientRandom, RAN_LEN);
- XMEMCPY(seed + RAN_LEN, ssl->arrays->serverRandom, RAN_LEN);
- if (use_context) {
- /* Encode len in big endian */
- seed[SEED_LEN ] = (contextLen >> 8) & 0xFF;
- seed[SEED_LEN + 1] = (contextLen) & 0xFF;
- if (contextLen) {
- /* 0 length context is allowed */
- XMEMCPY(seed + SEED_LEN + 2, context, contextLen);
- }
- }
- if (wc_PRF_TLS(out, (word32)outLen, ssl->arrays->masterSecret, SECRET_LEN,
- (byte*)label, (word32)labelLen, seed, seedLen, IsAtLeastTLSv1_2(ssl),
- ssl->specs.mac_algorithm, ssl->heap, ssl->devId) != 0) {
- WOLFSSL_MSG("wc_PRF_TLS error");
- XFREE(seed, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- return WOLFSSL_FAILURE;
- }
- XFREE(seed, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- return WOLFSSL_SUCCESS;
- }
- #endif /* HAVE_KEYING_MATERIAL */
- int wolfSSL_dtls_get_using_nonblock(WOLFSSL* ssl)
- {
- int useNb = 0;
- if (ssl == NULL)
- return WOLFSSL_FAILURE;
- WOLFSSL_ENTER("wolfSSL_dtls_get_using_nonblock");
- if (ssl->options.dtls) {
- #ifdef WOLFSSL_DTLS
- useNb = ssl->options.dtlsUseNonblock;
- #endif
- }
- else {
- WOLFSSL_MSG("wolfSSL_dtls_get_using_nonblock() is "
- "DEPRECATED for non-DTLS use.");
- }
- return useNb;
- }
- #ifndef WOLFSSL_LEANPSK
- void wolfSSL_dtls_set_using_nonblock(WOLFSSL* ssl, int nonblock)
- {
- (void)nonblock;
- WOLFSSL_ENTER("wolfSSL_dtls_set_using_nonblock");
- if (ssl == NULL)
- return;
- if (ssl->options.dtls) {
- #ifdef WOLFSSL_DTLS
- ssl->options.dtlsUseNonblock = (nonblock != 0);
- #endif
- }
- else {
- WOLFSSL_MSG("wolfSSL_dtls_set_using_nonblock() is "
- "DEPRECATED for non-DTLS use.");
- }
- }
- #ifdef WOLFSSL_DTLS
- int wolfSSL_dtls_get_current_timeout(WOLFSSL* ssl)
- {
- int timeout = 0;
- if (ssl)
- timeout = ssl->dtls_timeout;
- WOLFSSL_LEAVE("wolfSSL_dtls_get_current_timeout()", timeout);
- return timeout;
- }
- int wolfSSL_DTLSv1_get_timeout(WOLFSSL* ssl, WOLFSSL_TIMEVAL* timeleft)
- {
- if (ssl && timeleft) {
- XMEMSET(timeleft, 0, sizeof(WOLFSSL_TIMEVAL));
- timeleft->tv_sec = ssl->dtls_timeout;
- }
- return 0;
- }
- #ifndef NO_WOLFSSL_STUB
- int wolfSSL_DTLSv1_handle_timeout(WOLFSSL* ssl)
- {
- WOLFSSL_STUB("SSL_DTLSv1_handle_timeout");
- (void)ssl;
- return 0;
- }
- #endif
- #ifndef NO_WOLFSSL_STUB
- void wolfSSL_DTLSv1_set_initial_timeout_duration(WOLFSSL* ssl, word32 duration_ms)
- {
- WOLFSSL_STUB("SSL_DTLSv1_set_initial_timeout_duration");
- (void)ssl;
- (void)duration_ms;
- }
- #endif
- /* user may need to alter init dtls recv timeout, WOLFSSL_SUCCESS on ok */
- int wolfSSL_dtls_set_timeout_init(WOLFSSL* ssl, int timeout)
- {
- if (ssl == NULL || timeout < 0)
- return BAD_FUNC_ARG;
- if (timeout > ssl->dtls_timeout_max) {
- WOLFSSL_MSG("Can't set dtls timeout init greater than dtls timeout max");
- return BAD_FUNC_ARG;
- }
- ssl->dtls_timeout_init = timeout;
- ssl->dtls_timeout = timeout;
- return WOLFSSL_SUCCESS;
- }
- /* user may need to alter max dtls recv timeout, WOLFSSL_SUCCESS on ok */
- int wolfSSL_dtls_set_timeout_max(WOLFSSL* ssl, int timeout)
- {
- if (ssl == NULL || timeout < 0)
- return BAD_FUNC_ARG;
- if (timeout < ssl->dtls_timeout_init) {
- WOLFSSL_MSG("Can't set dtls timeout max less than dtls timeout init");
- return BAD_FUNC_ARG;
- }
- ssl->dtls_timeout_max = timeout;
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_dtls_got_timeout(WOLFSSL* ssl)
- {
- int result = WOLFSSL_SUCCESS;
- WOLFSSL_ENTER("wolfSSL_dtls_got_timeout()");
- if (ssl == NULL)
- return WOLFSSL_FATAL_ERROR;
- if ((IsSCR(ssl) || !ssl->options.handShakeDone)) {
- if (DtlsMsgPoolTimeout(ssl) < 0){
- ssl->error = SOCKET_ERROR_E;
- WOLFSSL_ERROR(ssl->error);
- result = WOLFSSL_FATAL_ERROR;
- }
- else if ((result = DtlsMsgPoolSend(ssl, 0)) < 0) {
- ssl->error = result;
- WOLFSSL_ERROR(result);
- result = WOLFSSL_FATAL_ERROR;
- }
- else {
- /* Reset return value to success */
- result = WOLFSSL_SUCCESS;
- }
- }
- WOLFSSL_LEAVE("wolfSSL_dtls_got_timeout()", result);
- return result;
- }
- /* retransmit all the saves messages, WOLFSSL_SUCCESS on ok */
- int wolfSSL_dtls_retransmit(WOLFSSL* ssl)
- {
- WOLFSSL_ENTER("wolfSSL_dtls_retransmit()");
- if (ssl == NULL)
- return WOLFSSL_FATAL_ERROR;
- if (!ssl->options.handShakeDone) {
- int result = DtlsMsgPoolSend(ssl, 0);
- if (result < 0) {
- ssl->error = result;
- WOLFSSL_ERROR(result);
- return WOLFSSL_FATAL_ERROR;
- }
- }
- return 0;
- }
- #endif /* DTLS */
- #endif /* LEANPSK */
- #if defined(WOLFSSL_DTLS) && !defined(NO_WOLFSSL_SERVER)
- /* Not an SSL function, return 0 for success, error code otherwise */
- /* Prereq: ssl's RNG needs to be initialized. */
- int wolfSSL_DTLS_SetCookieSecret(WOLFSSL* ssl,
- const byte* secret, word32 secretSz)
- {
- int ret = 0;
- WOLFSSL_ENTER("wolfSSL_DTLS_SetCookieSecret");
- if (ssl == NULL) {
- WOLFSSL_MSG("need a SSL object");
- return BAD_FUNC_ARG;
- }
- if (secret != NULL && secretSz == 0) {
- WOLFSSL_MSG("can't have a new secret without a size");
- return BAD_FUNC_ARG;
- }
- /* If secretSz is 0, use the default size. */
- if (secretSz == 0)
- secretSz = COOKIE_SECRET_SZ;
- if (secretSz != ssl->buffers.dtlsCookieSecret.length) {
- byte* newSecret;
- if (ssl->buffers.dtlsCookieSecret.buffer != NULL) {
- ForceZero(ssl->buffers.dtlsCookieSecret.buffer,
- ssl->buffers.dtlsCookieSecret.length);
- XFREE(ssl->buffers.dtlsCookieSecret.buffer,
- ssl->heap, DYNAMIC_TYPE_NONE);
- }
- newSecret = (byte*)XMALLOC(secretSz, ssl->heap,DYNAMIC_TYPE_COOKIE_PWD);
- if (newSecret == NULL) {
- ssl->buffers.dtlsCookieSecret.buffer = NULL;
- ssl->buffers.dtlsCookieSecret.length = 0;
- WOLFSSL_MSG("couldn't allocate new cookie secret");
- return MEMORY_ERROR;
- }
- ssl->buffers.dtlsCookieSecret.buffer = newSecret;
- ssl->buffers.dtlsCookieSecret.length = secretSz;
- }
- /* If the supplied secret is NULL, randomly generate a new secret. */
- if (secret == NULL) {
- ret = wc_RNG_GenerateBlock(ssl->rng,
- ssl->buffers.dtlsCookieSecret.buffer, secretSz);
- }
- else
- XMEMCPY(ssl->buffers.dtlsCookieSecret.buffer, secret, secretSz);
- WOLFSSL_LEAVE("wolfSSL_DTLS_SetCookieSecret", 0);
- return ret;
- }
- #endif /* WOLFSSL_DTLS && !NO_WOLFSSL_SERVER */
- /* EITHER SIDE METHODS */
- #if defined(OPENSSL_EXTRA) || defined(WOLFSSL_EITHER_SIDE)
- WOLFSSL_METHOD* wolfSSLv23_method(void)
- {
- return wolfSSLv23_method_ex(NULL);
- }
- WOLFSSL_METHOD* wolfSSLv23_method_ex(void* heap)
- {
- WOLFSSL_METHOD* m = NULL;
- WOLFSSL_ENTER("SSLv23_method");
- #if !defined(NO_WOLFSSL_CLIENT)
- m = wolfSSLv23_client_method_ex(heap);
- #elif !defined(NO_WOLFSSL_SERVER)
- m = wolfSSLv23_server_method_ex(heap);
- #endif
- if (m != NULL) {
- m->side = WOLFSSL_NEITHER_END;
- }
- return m;
- }
- #ifdef WOLFSSL_ALLOW_SSLV3
- WOLFSSL_METHOD* wolfSSLv3_method(void)
- {
- return wolfSSLv3_method_ex(NULL);
- }
- WOLFSSL_METHOD* wolfSSLv3_method_ex(void* heap)
- {
- WOLFSSL_METHOD* m = NULL;
- WOLFSSL_ENTER("SSLv3_method");
- #if !defined(NO_WOLFSSL_CLIENT)
- m = wolfSSLv3_client_method_ex(heap);
- #elif !defined(NO_WOLFSSL_SERVER)
- m = wolfSSLv3_server_method_ex(heap);
- #endif
- if (m != NULL) {
- m->side = WOLFSSL_NEITHER_END;
- }
- return m;
- }
- #endif
- #endif /* OPENSSL_EXTRA || WOLFSSL_EITHER_SIDE */
- /* client only parts */
- #ifndef NO_WOLFSSL_CLIENT
- #ifdef OPENSSL_EXTRA
- WOLFSSL_METHOD* wolfSSLv2_client_method(void)
- {
- WOLFSSL_STUB("wolfSSLv2_client_method");
- return NULL;
- }
- #endif
- #if defined(WOLFSSL_ALLOW_SSLV3) && !defined(NO_OLD_TLS)
- WOLFSSL_METHOD* wolfSSLv3_client_method(void)
- {
- return wolfSSLv3_client_method_ex(NULL);
- }
- WOLFSSL_METHOD* wolfSSLv3_client_method_ex(void* heap)
- {
- WOLFSSL_METHOD* method =
- (WOLFSSL_METHOD*) XMALLOC(sizeof(WOLFSSL_METHOD),
- heap, DYNAMIC_TYPE_METHOD);
- (void)heap;
- WOLFSSL_ENTER("SSLv3_client_method_ex");
- if (method)
- InitSSL_Method(method, MakeSSLv3());
- return method;
- }
- #endif /* WOLFSSL_ALLOW_SSLV3 && !NO_OLD_TLS */
- WOLFSSL_METHOD* wolfSSLv23_client_method(void)
- {
- return wolfSSLv23_client_method_ex(NULL);
- }
- WOLFSSL_METHOD* wolfSSLv23_client_method_ex(void* heap)
- {
- WOLFSSL_METHOD* method =
- (WOLFSSL_METHOD*) XMALLOC(sizeof(WOLFSSL_METHOD),
- heap, DYNAMIC_TYPE_METHOD);
- (void)heap;
- WOLFSSL_ENTER("SSLv23_client_method_ex");
- if (method) {
- #if !defined(NO_SHA256) || defined(WOLFSSL_SHA384) || defined(WOLFSSL_SHA512)
- #if defined(WOLFSSL_TLS13)
- InitSSL_Method(method, MakeTLSv1_3());
- #elif !defined(WOLFSSL_NO_TLS12)
- InitSSL_Method(method, MakeTLSv1_2());
- #elif !defined(NO_OLD_TLS)
- InitSSL_Method(method, MakeTLSv1_1());
- #endif
- #else
- #ifndef NO_OLD_TLS
- InitSSL_Method(method, MakeTLSv1_1());
- #endif
- #endif
- #if !defined(NO_OLD_TLS) || defined(WOLFSSL_TLS13)
- method->downgrade = 1;
- #endif
- }
- return method;
- }
- #if defined(WOLFSSL_DTLS) || !defined(WOLFSSL_NO_TLS12) || !defined(NO_OLD_TLS) || \
- defined(WOLFSSL_ALLOW_SSLV3)
- /* If SCTP is not enabled returns the state of the dtls option.
- * If SCTP is enabled returns dtls && !sctp. */
- static WC_INLINE int IsDtlsNotSctpMode(WOLFSSL* ssl)
- {
- int result = ssl->options.dtls;
- if (result) {
- #ifdef WOLFSSL_SCTP
- result = !ssl->options.dtlsSctp;
- #endif
- }
- return result;
- }
- #endif /* WOLFSSL_DTLS || !WOLFSSL_NO_TLS12 || !NO_OLD_TLS */
- /* please see note at top of README if you get an error from connect */
- WOLFSSL_ABI
- int wolfSSL_connect(WOLFSSL* ssl)
- {
- #if !(defined(WOLFSSL_NO_TLS12) && defined(NO_OLD_TLS) && defined(WOLFSSL_TLS13))
- int neededState;
- #endif
- WOLFSSL_ENTER("SSL_connect()");
- #ifdef HAVE_ERRNO_H
- errno = 0;
- #endif
- if (ssl == NULL)
- return BAD_FUNC_ARG;
- #if defined(OPENSSL_EXTRA) || defined(WOLFSSL_EITHER_SIDE)
- if (ssl->options.side == WOLFSSL_NEITHER_END) {
- ssl->error = InitSSL_Side(ssl, WOLFSSL_CLIENT_END);
- if (ssl->error != WOLFSSL_SUCCESS) {
- WOLFSSL_ERROR(ssl->error);
- return WOLFSSL_FATAL_ERROR;
- }
- ssl->error = 0; /* expected to be zero here */
- }
- #ifdef OPENSSL_EXTRA
- if (ssl->CBIS != NULL) {
- ssl->CBIS(ssl, SSL_ST_CONNECT, WOLFSSL_SUCCESS);
- ssl->cbmode = SSL_CB_WRITE;
- }
- #endif
- #endif /* OPENSSL_EXTRA || WOLFSSL_EITHER_SIDE */
- #if defined(WOLFSSL_NO_TLS12) && defined(NO_OLD_TLS) && defined(WOLFSSL_TLS13)
- return wolfSSL_connect_TLSv13(ssl);
- #else
- #ifdef WOLFSSL_TLS13
- if (ssl->options.tls1_3)
- return wolfSSL_connect_TLSv13(ssl);
- #endif
- #ifdef WOLFSSL_WOLFSENTRY_HOOKS
- if (ssl->ConnectFilter) {
- wolfSSL_netfilter_decision_t res;
- if ((ssl->ConnectFilter(ssl, ssl->ConnectFilter_arg, &res) ==
- WOLFSSL_SUCCESS) &&
- (res == WOLFSSL_NETFILTER_REJECT)) {
- WOLFSSL_ERROR(ssl->error = SOCKET_FILTERED_E);
- return WOLFSSL_FATAL_ERROR;
- }
- }
- #endif /* WOLFSSL_WOLFSENTRY_HOOKS */
- if (ssl->options.side != WOLFSSL_CLIENT_END) {
- WOLFSSL_ERROR(ssl->error = SIDE_ERROR);
- return WOLFSSL_FATAL_ERROR;
- }
- #ifdef WOLFSSL_DTLS
- if (ssl->version.major == DTLS_MAJOR) {
- ssl->options.dtls = 1;
- ssl->options.tls = 1;
- ssl->options.tls1_1 = 1;
- }
- #endif
- if (ssl->buffers.outputBuffer.length > 0
- #ifdef WOLFSSL_ASYNC_CRYPT
- /* do not send buffered or advance state if last error was an
- async pending operation */
- && ssl->error != WC_PENDING_E
- #endif
- ) {
- if ( (ssl->error = SendBuffered(ssl)) == 0) {
- /* fragOffset is non-zero when sending fragments. On the last
- * fragment, fragOffset is zero again, and the state can be
- * advanced. */
- if (ssl->fragOffset == 0) {
- ssl->options.connectState++;
- WOLFSSL_MSG("connect state: "
- "Advanced from last buffered fragment send");
- }
- else {
- WOLFSSL_MSG("connect state: "
- "Not advanced, more fragments to send");
- }
- }
- else {
- WOLFSSL_ERROR(ssl->error);
- return WOLFSSL_FATAL_ERROR;
- }
- }
- switch (ssl->options.connectState) {
- case CONNECT_BEGIN :
- /* always send client hello first */
- if ( (ssl->error = SendClientHello(ssl)) != 0) {
- WOLFSSL_ERROR(ssl->error);
- return WOLFSSL_FATAL_ERROR;
- }
- ssl->options.connectState = CLIENT_HELLO_SENT;
- WOLFSSL_MSG("connect state: CLIENT_HELLO_SENT");
- FALL_THROUGH;
- case CLIENT_HELLO_SENT :
- neededState = ssl->options.resuming ? SERVER_FINISHED_COMPLETE :
- SERVER_HELLODONE_COMPLETE;
- #ifdef WOLFSSL_DTLS
- /* In DTLS, when resuming, we can go straight to FINISHED,
- * or do a cookie exchange and then skip to FINISHED, assume
- * we need the cookie exchange first. */
- if (IsDtlsNotSctpMode(ssl))
- neededState = SERVER_HELLOVERIFYREQUEST_COMPLETE;
- #endif
- /* get response */
- while (ssl->options.serverState < neededState) {
- #ifdef WOLFSSL_TLS13
- if (ssl->options.tls1_3)
- return wolfSSL_connect_TLSv13(ssl);
- #endif
- if ( (ssl->error = ProcessReply(ssl)) < 0) {
- WOLFSSL_ERROR(ssl->error);
- return WOLFSSL_FATAL_ERROR;
- }
- /* if resumption failed, reset needed state */
- else if (neededState == SERVER_FINISHED_COMPLETE)
- if (!ssl->options.resuming) {
- if (!IsDtlsNotSctpMode(ssl))
- neededState = SERVER_HELLODONE_COMPLETE;
- else
- neededState = SERVER_HELLOVERIFYREQUEST_COMPLETE;
- }
- }
- ssl->options.connectState = HELLO_AGAIN;
- WOLFSSL_MSG("connect state: HELLO_AGAIN");
- FALL_THROUGH;
- case HELLO_AGAIN :
- if (ssl->options.certOnly)
- return WOLFSSL_SUCCESS;
- #ifdef WOLFSSL_TLS13
- if (ssl->options.tls1_3)
- return wolfSSL_connect_TLSv13(ssl);
- #endif
- #ifdef WOLFSSL_DTLS
- if (ssl->options.serverState ==
- SERVER_HELLOVERIFYREQUEST_COMPLETE) {
- if (IsDtlsNotSctpMode(ssl)) {
- /* re-init hashes, exclude first hello and verify request */
- if ((ssl->error = InitHandshakeHashes(ssl)) != 0) {
- WOLFSSL_ERROR(ssl->error);
- return WOLFSSL_FATAL_ERROR;
- }
- if ( (ssl->error = SendClientHello(ssl)) != 0) {
- WOLFSSL_ERROR(ssl->error);
- return WOLFSSL_FATAL_ERROR;
- }
- }
- }
- #endif
- ssl->options.connectState = HELLO_AGAIN_REPLY;
- WOLFSSL_MSG("connect state: HELLO_AGAIN_REPLY");
- FALL_THROUGH;
- case HELLO_AGAIN_REPLY :
- #ifdef WOLFSSL_DTLS
- if (IsDtlsNotSctpMode(ssl)) {
- neededState = ssl->options.resuming ?
- SERVER_FINISHED_COMPLETE : SERVER_HELLODONE_COMPLETE;
- /* get response */
- while (ssl->options.serverState < neededState) {
- if ( (ssl->error = ProcessReply(ssl)) < 0) {
- WOLFSSL_ERROR(ssl->error);
- return WOLFSSL_FATAL_ERROR;
- }
- /* if resumption failed, reset needed state */
- if (neededState == SERVER_FINISHED_COMPLETE) {
- if (!ssl->options.resuming)
- neededState = SERVER_HELLODONE_COMPLETE;
- }
- }
- }
- #endif
- ssl->options.connectState = FIRST_REPLY_DONE;
- WOLFSSL_MSG("connect state: FIRST_REPLY_DONE");
- FALL_THROUGH;
- case FIRST_REPLY_DONE :
- #if !defined(NO_CERTS) && !defined(WOLFSSL_NO_CLIENT_AUTH)
- #ifdef WOLFSSL_TLS13
- if (ssl->options.tls1_3)
- return wolfSSL_connect_TLSv13(ssl);
- #endif
- if (ssl->options.sendVerify) {
- if ( (ssl->error = SendCertificate(ssl)) != 0) {
- #ifdef WOLFSSL_CHECK_ALERT_ON_ERR
- ProcessReplyEx(ssl, 1); /* See if an alert was sent. */
- #endif
- WOLFSSL_ERROR(ssl->error);
- return WOLFSSL_FATAL_ERROR;
- }
- WOLFSSL_MSG("sent: certificate");
- }
- #endif
- ssl->options.connectState = FIRST_REPLY_FIRST;
- WOLFSSL_MSG("connect state: FIRST_REPLY_FIRST");
- FALL_THROUGH;
- case FIRST_REPLY_FIRST :
- #ifdef WOLFSSL_TLS13
- if (ssl->options.tls1_3)
- return wolfSSL_connect_TLSv13(ssl);
- #endif
- if (!ssl->options.resuming) {
- if ( (ssl->error = SendClientKeyExchange(ssl)) != 0) {
- #ifdef WOLFSSL_CHECK_ALERT_ON_ERR
- ProcessReplyEx(ssl, 1); /* See if an alert was sent. */
- #endif
- WOLFSSL_ERROR(ssl->error);
- return WOLFSSL_FATAL_ERROR;
- }
- WOLFSSL_MSG("sent: client key exchange");
- }
- ssl->options.connectState = FIRST_REPLY_SECOND;
- WOLFSSL_MSG("connect state: FIRST_REPLY_SECOND");
- FALL_THROUGH;
- #if !defined(WOLFSSL_NO_TLS12) || !defined(NO_OLD_TLS)
- case FIRST_REPLY_SECOND :
- #if !defined(NO_CERTS) && !defined(WOLFSSL_NO_CLIENT_AUTH)
- if (ssl->options.sendVerify) {
- if ( (ssl->error = SendCertificateVerify(ssl)) != 0) {
- #ifdef WOLFSSL_CHECK_ALERT_ON_ERR
- ProcessReplyEx(ssl, 1); /* See if an alert was sent. */
- #endif
- WOLFSSL_ERROR(ssl->error);
- return WOLFSSL_FATAL_ERROR;
- }
- WOLFSSL_MSG("sent: certificate verify");
- }
- #endif /* !NO_CERTS && !WOLFSSL_NO_CLIENT_AUTH */
- ssl->options.connectState = FIRST_REPLY_THIRD;
- WOLFSSL_MSG("connect state: FIRST_REPLY_THIRD");
- FALL_THROUGH;
- case FIRST_REPLY_THIRD :
- if ( (ssl->error = SendChangeCipher(ssl)) != 0) {
- #ifdef WOLFSSL_CHECK_ALERT_ON_ERR
- ProcessReplyEx(ssl, 1); /* See if an alert was sent. */
- #endif
- WOLFSSL_ERROR(ssl->error);
- return WOLFSSL_FATAL_ERROR;
- }
- WOLFSSL_MSG("sent: change cipher spec");
- ssl->options.connectState = FIRST_REPLY_FOURTH;
- WOLFSSL_MSG("connect state: FIRST_REPLY_FOURTH");
- FALL_THROUGH;
- case FIRST_REPLY_FOURTH :
- if ( (ssl->error = SendFinished(ssl)) != 0) {
- #ifdef WOLFSSL_CHECK_ALERT_ON_ERR
- ProcessReplyEx(ssl, 1); /* See if an alert was sent. */
- #endif
- WOLFSSL_ERROR(ssl->error);
- return WOLFSSL_FATAL_ERROR;
- }
- WOLFSSL_MSG("sent: finished");
- ssl->options.connectState = FINISHED_DONE;
- WOLFSSL_MSG("connect state: FINISHED_DONE");
- FALL_THROUGH;
- case FINISHED_DONE :
- /* get response */
- while (ssl->options.serverState < SERVER_FINISHED_COMPLETE)
- if ( (ssl->error = ProcessReply(ssl)) < 0) {
- WOLFSSL_ERROR(ssl->error);
- return WOLFSSL_FATAL_ERROR;
- }
- ssl->options.connectState = SECOND_REPLY_DONE;
- WOLFSSL_MSG("connect state: SECOND_REPLY_DONE");
- FALL_THROUGH;
- case SECOND_REPLY_DONE:
- #ifndef NO_HANDSHAKE_DONE_CB
- if (ssl->hsDoneCb) {
- int cbret = ssl->hsDoneCb(ssl, ssl->hsDoneCtx);
- if (cbret < 0) {
- ssl->error = cbret;
- WOLFSSL_MSG("HandShake Done Cb don't continue error");
- return WOLFSSL_FATAL_ERROR;
- }
- }
- #endif /* NO_HANDSHAKE_DONE_CB */
- if (!ssl->options.dtls) {
- if (!ssl->options.keepResources) {
- FreeHandshakeResources(ssl);
- }
- }
- #ifdef WOLFSSL_DTLS
- else {
- ssl->options.dtlsHsRetain = 1;
- }
- #endif /* WOLFSSL_DTLS */
- #if defined(WOLFSSL_ASYNC_CRYPT) && defined(HAVE_SECURE_RENEGOTIATION)
- /* This may be necessary in async so that we don't try to
- * renegotiate again */
- if (ssl->secure_renegotiation && ssl->secure_renegotiation->startScr) {
- ssl->secure_renegotiation->startScr = 0;
- }
- #endif /* WOLFSSL_ASYNC_CRYPT && HAVE_SECURE_RENEGOTIATION */
- WOLFSSL_LEAVE("SSL_connect()", WOLFSSL_SUCCESS);
- return WOLFSSL_SUCCESS;
- #endif /* !WOLFSSL_NO_TLS12 || !NO_OLD_TLS */
- default:
- WOLFSSL_MSG("Unknown connect state ERROR");
- return WOLFSSL_FATAL_ERROR; /* unknown connect state */
- }
- #endif /* !WOLFSSL_NO_TLS12 || !NO_OLD_TLS || !WOLFSSL_TLS13 */
- }
- #endif /* NO_WOLFSSL_CLIENT */
- /* server only parts */
- #ifndef NO_WOLFSSL_SERVER
- #ifdef OPENSSL_EXTRA
- WOLFSSL_METHOD* wolfSSLv2_server_method(void)
- {
- WOLFSSL_STUB("wolfSSLv2_server_method");
- return 0;
- }
- #endif
- #if defined(WOLFSSL_ALLOW_SSLV3) && !defined(NO_OLD_TLS)
- WOLFSSL_METHOD* wolfSSLv3_server_method(void)
- {
- return wolfSSLv3_server_method_ex(NULL);
- }
- WOLFSSL_METHOD* wolfSSLv3_server_method_ex(void* heap)
- {
- WOLFSSL_METHOD* method =
- (WOLFSSL_METHOD*) XMALLOC(sizeof(WOLFSSL_METHOD),
- heap, DYNAMIC_TYPE_METHOD);
- (void)heap;
- WOLFSSL_ENTER("SSLv3_server_method_ex");
- if (method) {
- InitSSL_Method(method, MakeSSLv3());
- method->side = WOLFSSL_SERVER_END;
- }
- return method;
- }
- #endif /* WOLFSSL_ALLOW_SSLV3 && !NO_OLD_TLS */
- WOLFSSL_METHOD* wolfSSLv23_server_method(void)
- {
- return wolfSSLv23_server_method_ex(NULL);
- }
- WOLFSSL_METHOD* wolfSSLv23_server_method_ex(void* heap)
- {
- WOLFSSL_METHOD* method =
- (WOLFSSL_METHOD*) XMALLOC(sizeof(WOLFSSL_METHOD),
- heap, DYNAMIC_TYPE_METHOD);
- (void)heap;
- WOLFSSL_ENTER("SSLv23_server_method_ex");
- if (method) {
- #if !defined(NO_SHA256) || defined(WOLFSSL_SHA384) || defined(WOLFSSL_SHA512)
- #ifdef WOLFSSL_TLS13
- InitSSL_Method(method, MakeTLSv1_3());
- #elif !defined(WOLFSSL_NO_TLS12)
- InitSSL_Method(method, MakeTLSv1_2());
- #elif !defined(NO_OLD_TLS)
- InitSSL_Method(method, MakeTLSv1_1());
- #endif
- #else
- #ifndef NO_OLD_TLS
- InitSSL_Method(method, MakeTLSv1_1());
- #else
- #error Must have SHA256, SHA384 or SHA512 enabled for TLS 1.2
- #endif
- #endif
- #if !defined(NO_OLD_TLS) || defined(WOLFSSL_TLS13)
- method->downgrade = 1;
- #endif
- method->side = WOLFSSL_SERVER_END;
- }
- return method;
- }
- WOLFSSL_ABI
- int wolfSSL_accept(WOLFSSL* ssl)
- {
- #if !(defined(WOLFSSL_NO_TLS12) && defined(NO_OLD_TLS) && defined(WOLFSSL_TLS13))
- word16 havePSK = 0;
- word16 haveAnon = 0;
- word16 haveMcast = 0;
- #endif
- if (ssl == NULL)
- return WOLFSSL_FATAL_ERROR;
- #if defined(OPENSSL_EXTRA) || defined(WOLFSSL_EITHER_SIDE)
- if (ssl->options.side == WOLFSSL_NEITHER_END) {
- WOLFSSL_MSG("Setting WOLFSSL_SSL to be server side");
- ssl->error = InitSSL_Side(ssl, WOLFSSL_SERVER_END);
- if (ssl->error != WOLFSSL_SUCCESS) {
- WOLFSSL_ERROR(ssl->error);
- return WOLFSSL_FATAL_ERROR;
- }
- ssl->error = 0; /* expected to be zero here */
- }
- #endif /* OPENSSL_EXTRA || WOLFSSL_EITHER_SIDE */
- #if defined(WOLFSSL_NO_TLS12) && defined(NO_OLD_TLS) && defined(WOLFSSL_TLS13)
- return wolfSSL_accept_TLSv13(ssl);
- #else
- #ifdef WOLFSSL_TLS13
- if (ssl->options.tls1_3)
- return wolfSSL_accept_TLSv13(ssl);
- #endif
- WOLFSSL_ENTER("SSL_accept()");
- #ifdef WOLFSSL_WOLFSENTRY_HOOKS
- if (ssl->AcceptFilter) {
- wolfSSL_netfilter_decision_t res;
- if ((ssl->AcceptFilter(ssl, ssl->AcceptFilter_arg, &res) ==
- WOLFSSL_SUCCESS) &&
- (res == WOLFSSL_NETFILTER_REJECT)) {
- WOLFSSL_ERROR(ssl->error = SOCKET_FILTERED_E);
- return WOLFSSL_FATAL_ERROR;
- }
- }
- #endif /* WOLFSSL_WOLFSENTRY_HOOKS */
- #ifdef HAVE_ERRNO_H
- errno = 0;
- #endif
- #ifndef NO_PSK
- havePSK = ssl->options.havePSK;
- #endif
- (void)havePSK;
- #ifdef HAVE_ANON
- haveAnon = ssl->options.haveAnon;
- #endif
- (void)haveAnon;
- #ifdef WOLFSSL_MULTICAST
- haveMcast = ssl->options.haveMcast;
- #endif
- (void)haveMcast;
- if (ssl->options.side != WOLFSSL_SERVER_END) {
- WOLFSSL_ERROR(ssl->error = SIDE_ERROR);
- return WOLFSSL_FATAL_ERROR;
- }
- #ifndef NO_CERTS
- /* in case used set_accept_state after init */
- /* allow no private key if using PK callbacks and CB is set */
- if (!havePSK && !haveAnon && !haveMcast) {
- #ifdef OPENSSL_EXTRA
- if (ssl->ctx->certSetupCb != NULL) {
- WOLFSSL_MSG("CertSetupCb set. server cert and "
- "key not checked");
- }
- else
- #endif
- {
- if (!ssl->buffers.certificate ||
- !ssl->buffers.certificate->buffer) {
- WOLFSSL_MSG("accept error: server cert required");
- ssl->error = NO_PRIVATE_KEY;
- WOLFSSL_ERROR(ssl->error);
- return WOLFSSL_FATAL_ERROR;
- }
- #ifdef HAVE_PK_CALLBACKS
- if (wolfSSL_CTX_IsPrivatePkSet(ssl->ctx)) {
- WOLFSSL_MSG("Using PK for server private key");
- }
- else
- #endif
- if (!ssl->buffers.key || !ssl->buffers.key->buffer) {
- WOLFSSL_MSG("accept error: server key required");
- ssl->error = NO_PRIVATE_KEY;
- WOLFSSL_ERROR(ssl->error);
- return WOLFSSL_FATAL_ERROR;
- }
- }
- }
- #endif
- #ifdef WOLFSSL_DTLS
- if (ssl->version.major == DTLS_MAJOR) {
- ssl->options.dtls = 1;
- ssl->options.tls = 1;
- ssl->options.tls1_1 = 1;
- }
- #endif
- if (ssl->buffers.outputBuffer.length > 0
- #ifdef WOLFSSL_ASYNC_CRYPT
- /* do not send buffered or advance state if last error was an
- async pending operation */
- && ssl->error != WC_PENDING_E
- #endif
- ) {
- if ( (ssl->error = SendBuffered(ssl)) == 0) {
- /* fragOffset is non-zero when sending fragments. On the last
- * fragment, fragOffset is zero again, and the state can be
- * advanced. */
- if (ssl->fragOffset == 0) {
- ssl->options.acceptState++;
- WOLFSSL_MSG("accept state: "
- "Advanced from last buffered fragment send");
- }
- else {
- WOLFSSL_MSG("accept state: "
- "Not advanced, more fragments to send");
- }
- }
- else {
- WOLFSSL_ERROR(ssl->error);
- return WOLFSSL_FATAL_ERROR;
- }
- }
- switch (ssl->options.acceptState) {
- case ACCEPT_BEGIN :
- #ifdef HAVE_SECURE_RENEGOTIATION
- case ACCEPT_BEGIN_RENEG:
- #endif
- /* get response */
- while (ssl->options.clientState < CLIENT_HELLO_COMPLETE)
- if ( (ssl->error = ProcessReply(ssl)) < 0) {
- WOLFSSL_ERROR(ssl->error);
- return WOLFSSL_FATAL_ERROR;
- }
- #ifdef WOLFSSL_TLS13
- ssl->options.acceptState = ACCEPT_CLIENT_HELLO_DONE;
- WOLFSSL_MSG("accept state ACCEPT_CLIENT_HELLO_DONE");
- FALL_THROUGH;
- case ACCEPT_CLIENT_HELLO_DONE :
- if (ssl->options.tls1_3) {
- return wolfSSL_accept_TLSv13(ssl);
- }
- #endif
- ssl->options.acceptState = ACCEPT_FIRST_REPLY_DONE;
- WOLFSSL_MSG("accept state ACCEPT_FIRST_REPLY_DONE");
- FALL_THROUGH;
- case ACCEPT_FIRST_REPLY_DONE :
- if ( (ssl->error = SendServerHello(ssl)) != 0) {
- WOLFSSL_ERROR(ssl->error);
- return WOLFSSL_FATAL_ERROR;
- }
- ssl->options.acceptState = SERVER_HELLO_SENT;
- WOLFSSL_MSG("accept state SERVER_HELLO_SENT");
- FALL_THROUGH;
- case SERVER_HELLO_SENT :
- #ifdef WOLFSSL_TLS13
- if (ssl->options.tls1_3) {
- return wolfSSL_accept_TLSv13(ssl);
- }
- #endif
- #ifndef NO_CERTS
- if (!ssl->options.resuming)
- if ( (ssl->error = SendCertificate(ssl)) != 0) {
- WOLFSSL_ERROR(ssl->error);
- return WOLFSSL_FATAL_ERROR;
- }
- #endif
- ssl->options.acceptState = CERT_SENT;
- WOLFSSL_MSG("accept state CERT_SENT");
- FALL_THROUGH;
- case CERT_SENT :
- #ifndef NO_CERTS
- if (!ssl->options.resuming)
- if ( (ssl->error = SendCertificateStatus(ssl)) != 0) {
- WOLFSSL_ERROR(ssl->error);
- return WOLFSSL_FATAL_ERROR;
- }
- #endif
- ssl->options.acceptState = CERT_STATUS_SENT;
- WOLFSSL_MSG("accept state CERT_STATUS_SENT");
- FALL_THROUGH;
- case CERT_STATUS_SENT :
- #ifdef WOLFSSL_TLS13
- if (ssl->options.tls1_3) {
- return wolfSSL_accept_TLSv13(ssl);
- }
- #endif
- if (!ssl->options.resuming)
- if ( (ssl->error = SendServerKeyExchange(ssl)) != 0) {
- WOLFSSL_ERROR(ssl->error);
- return WOLFSSL_FATAL_ERROR;
- }
- ssl->options.acceptState = KEY_EXCHANGE_SENT;
- WOLFSSL_MSG("accept state KEY_EXCHANGE_SENT");
- FALL_THROUGH;
- case KEY_EXCHANGE_SENT :
- #ifndef NO_CERTS
- if (!ssl->options.resuming) {
- if (ssl->options.verifyPeer) {
- if ( (ssl->error = SendCertificateRequest(ssl)) != 0) {
- WOLFSSL_ERROR(ssl->error);
- return WOLFSSL_FATAL_ERROR;
- }
- }
- }
- #endif
- ssl->options.acceptState = CERT_REQ_SENT;
- WOLFSSL_MSG("accept state CERT_REQ_SENT");
- FALL_THROUGH;
- case CERT_REQ_SENT :
- if (!ssl->options.resuming)
- if ( (ssl->error = SendServerHelloDone(ssl)) != 0) {
- WOLFSSL_ERROR(ssl->error);
- return WOLFSSL_FATAL_ERROR;
- }
- ssl->options.acceptState = SERVER_HELLO_DONE;
- WOLFSSL_MSG("accept state SERVER_HELLO_DONE");
- FALL_THROUGH;
- case SERVER_HELLO_DONE :
- if (!ssl->options.resuming) {
- while (ssl->options.clientState < CLIENT_FINISHED_COMPLETE)
- if ( (ssl->error = ProcessReply(ssl)) < 0) {
- WOLFSSL_ERROR(ssl->error);
- return WOLFSSL_FATAL_ERROR;
- }
- }
- ssl->options.acceptState = ACCEPT_SECOND_REPLY_DONE;
- WOLFSSL_MSG("accept state ACCEPT_SECOND_REPLY_DONE");
- FALL_THROUGH;
- case ACCEPT_SECOND_REPLY_DONE :
- #ifdef HAVE_SESSION_TICKET
- if (ssl->options.createTicket && !ssl->options.noTicketTls12) {
- if ( (ssl->error = SendTicket(ssl)) != 0) {
- WOLFSSL_ERROR(ssl->error);
- return WOLFSSL_FATAL_ERROR;
- }
- }
- #endif /* HAVE_SESSION_TICKET */
- ssl->options.acceptState = TICKET_SENT;
- WOLFSSL_MSG("accept state TICKET_SENT");
- FALL_THROUGH;
- case TICKET_SENT:
- if ( (ssl->error = SendChangeCipher(ssl)) != 0) {
- WOLFSSL_ERROR(ssl->error);
- return WOLFSSL_FATAL_ERROR;
- }
- ssl->options.acceptState = CHANGE_CIPHER_SENT;
- WOLFSSL_MSG("accept state CHANGE_CIPHER_SENT");
- FALL_THROUGH;
- case CHANGE_CIPHER_SENT :
- if ( (ssl->error = SendFinished(ssl)) != 0) {
- WOLFSSL_ERROR(ssl->error);
- return WOLFSSL_FATAL_ERROR;
- }
- ssl->options.acceptState = ACCEPT_FINISHED_DONE;
- WOLFSSL_MSG("accept state ACCEPT_FINISHED_DONE");
- FALL_THROUGH;
- case ACCEPT_FINISHED_DONE :
- if (ssl->options.resuming)
- while (ssl->options.clientState < CLIENT_FINISHED_COMPLETE)
- if ( (ssl->error = ProcessReply(ssl)) < 0) {
- WOLFSSL_ERROR(ssl->error);
- return WOLFSSL_FATAL_ERROR;
- }
- ssl->options.acceptState = ACCEPT_THIRD_REPLY_DONE;
- WOLFSSL_MSG("accept state ACCEPT_THIRD_REPLY_DONE");
- FALL_THROUGH;
- case ACCEPT_THIRD_REPLY_DONE :
- #ifndef NO_HANDSHAKE_DONE_CB
- if (ssl->hsDoneCb) {
- int cbret = ssl->hsDoneCb(ssl, ssl->hsDoneCtx);
- if (cbret < 0) {
- ssl->error = cbret;
- WOLFSSL_MSG("HandShake Done Cb don't continue error");
- return WOLFSSL_FATAL_ERROR;
- }
- }
- #endif /* NO_HANDSHAKE_DONE_CB */
- if (!ssl->options.dtls) {
- if (!ssl->options.keepResources) {
- FreeHandshakeResources(ssl);
- }
- }
- #ifdef WOLFSSL_DTLS
- else {
- ssl->options.dtlsHsRetain = 1;
- }
- #endif /* WOLFSSL_DTLS */
- #if defined(WOLFSSL_ASYNC_CRYPT) && defined(HAVE_SECURE_RENEGOTIATION)
- /* This may be necessary in async so that we don't try to
- * renegotiate again */
- if (ssl->secure_renegotiation && ssl->secure_renegotiation->startScr) {
- ssl->secure_renegotiation->startScr = 0;
- }
- #endif /* WOLFSSL_ASYNC_CRYPT && HAVE_SECURE_RENEGOTIATION */
- #if defined(WOLFSSL_SESSION_EXPORT) && defined(WOLFSSL_DTLS)
- if (ssl->dtls_export) {
- if ((ssl->error = wolfSSL_send_session(ssl)) != 0) {
- WOLFSSL_MSG("Export DTLS session error");
- WOLFSSL_ERROR(ssl->error);
- return WOLFSSL_FATAL_ERROR;
- }
- }
- #endif
- WOLFSSL_LEAVE("SSL_accept()", WOLFSSL_SUCCESS);
- return WOLFSSL_SUCCESS;
- default :
- WOLFSSL_MSG("Unknown accept state ERROR");
- return WOLFSSL_FATAL_ERROR;
- }
- #endif /* !WOLFSSL_NO_TLS12 */
- }
- #endif /* NO_WOLFSSL_SERVER */
- #ifndef NO_HANDSHAKE_DONE_CB
- int wolfSSL_SetHsDoneCb(WOLFSSL* ssl, HandShakeDoneCb cb, void* user_ctx)
- {
- WOLFSSL_ENTER("wolfSSL_SetHsDoneCb");
- if (ssl == NULL)
- return BAD_FUNC_ARG;
- ssl->hsDoneCb = cb;
- ssl->hsDoneCtx = user_ctx;
- return WOLFSSL_SUCCESS;
- }
- #endif /* NO_HANDSHAKE_DONE_CB */
- WOLFSSL_ABI
- int wolfSSL_Cleanup(void)
- {
- int ret = WOLFSSL_SUCCESS;
- int release = 0;
- #if !defined(NO_SESSION_CACHE) && defined(ENABLE_SESSION_CACHE_ROW_LOCK)
- int i;
- #endif
- WOLFSSL_ENTER("wolfSSL_Cleanup");
- if (initRefCount == 0)
- return ret; /* possibly no init yet, but not failure either way */
- if (wc_LockMutex(&count_mutex) != 0) {
- WOLFSSL_MSG("Bad Lock Mutex count");
- return BAD_MUTEX_E;
- }
- release = initRefCount-- == 1;
- if (initRefCount < 0)
- initRefCount = 0;
- wc_UnLockMutex(&count_mutex);
- if (!release)
- return ret;
- #ifdef OPENSSL_EXTRA
- if (bn_one) {
- wolfSSL_BN_free(bn_one);
- bn_one = NULL;
- }
- #endif
- #ifndef NO_SESSION_CACHE
- #ifdef ENABLE_SESSION_CACHE_ROW_LOCK
- for (i = 0; i < SESSION_ROWS; ++i) {
- if (wc_FreeMutex(&SessionCache[i].row_mutex) != 0)
- ret = BAD_MUTEX_E;
- }
- #else
- if (wc_FreeMutex(&session_mutex) != 0)
- ret = BAD_MUTEX_E;
- #endif
- #ifndef NO_CLIENT_CACHE
- if (wc_FreeMutex(&clisession_mutex) != 0)
- ret = BAD_MUTEX_E;
- #endif
- #endif /* !NO_SESSION_CACHE */
- if (wc_FreeMutex(&count_mutex) != 0)
- ret = BAD_MUTEX_E;
- #ifdef OPENSSL_EXTRA
- wolfSSL_RAND_Cleanup();
- #endif
- if (wolfCrypt_Cleanup() != 0) {
- WOLFSSL_MSG("Error with wolfCrypt_Cleanup call");
- ret = WC_CLEANUP_E;
- }
- #ifdef HAVE_GLOBAL_RNG
- if (wc_FreeMutex(&globalRNGMutex) != 0) {
- ret = BAD_MUTEX_E;
- }
- #endif
- return ret;
- }
- #ifndef NO_SESSION_CACHE
- /* some session IDs aren't random after all, let's make them random */
- static WC_INLINE word32 HashSession(const byte* sessionID, word32 len, int* error)
- {
- byte digest[WC_MAX_DIGEST_SIZE];
- #ifndef NO_MD5
- *error = wc_Md5Hash(sessionID, len, digest);
- #elif !defined(NO_SHA)
- *error = wc_ShaHash(sessionID, len, digest);
- #elif !defined(NO_SHA256)
- *error = wc_Sha256Hash(sessionID, len, digest);
- #else
- #error "We need a digest to hash the session IDs"
- #endif
- return *error == 0 ? MakeWordFromHash(digest) : 0; /* 0 on failure */
- }
- WOLFSSL_ABI
- void wolfSSL_flush_sessions(WOLFSSL_CTX* ctx, long tm)
- {
- /* static table now, no flushing needed */
- (void)ctx;
- (void)tm;
- }
- /* set ssl session timeout in seconds */
- WOLFSSL_ABI
- int wolfSSL_set_timeout(WOLFSSL* ssl, unsigned int to)
- {
- if (ssl == NULL)
- return BAD_FUNC_ARG;
- if (to == 0)
- to = WOLFSSL_SESSION_TIMEOUT;
- ssl->timeout = to;
- return WOLFSSL_SUCCESS;
- }
- /**
- * Sets ctx session timeout in seconds.
- * The timeout value set here should be reflected in the
- * "session ticket lifetime hint" if this API works in the openssl compat-layer.
- * Therefore wolfSSL_CTX_set_TicketHint is called internally.
- * Arguments:
- * - ctx WOLFSSL_CTX object which the timeout is set to
- * - to timeout value in second
- * Returns:
- * WOLFSSL_SUCCESS on success, BAD_FUNC_ARG on failure.
- * When WOLFSSL_ERROR_CODE_OPENSSL is defined, returns previous timeout value
- * on success, BAD_FUNC_ARG on failure.
- */
- WOLFSSL_ABI
- int wolfSSL_CTX_set_timeout(WOLFSSL_CTX* ctx, unsigned int to)
- {
- #if defined(WOLFSSL_ERROR_CODE_OPENSSL)
- word32 prev_timeout;
- #endif
- int ret = WOLFSSL_SUCCESS;
- (void)ret;
- if (ctx == NULL)
- ret = BAD_FUNC_ARG;
- if (ret == WOLFSSL_SUCCESS) {
- #if defined(WOLFSSL_ERROR_CODE_OPENSSL)
- prev_timeout = ctx->timeout;
- #endif
- if (to == 0) {
- ctx->timeout = WOLFSSL_SESSION_TIMEOUT;
- }
- else {
- ctx->timeout = to;
- }
- }
- #if defined(OPENSSL_EXTRA) && defined(HAVE_SESSION_TICKET) && \
- !defined(NO_WOLFSSL_SERVER)
- if (ret == WOLFSSL_SUCCESS) {
- if (to == 0) {
- ret = wolfSSL_CTX_set_TicketHint(ctx, SESSION_TICKET_HINT_DEFAULT);
- }
- else {
- ret = wolfSSL_CTX_set_TicketHint(ctx, to);
- }
- }
- #endif /* OPENSSL_EXTRA && HAVE_SESSION_TICKET && !NO_WOLFSSL_SERVER */
- #if defined(WOLFSSL_ERROR_CODE_OPENSSL)
- if (ret == WOLFSSL_SUCCESS) {
- return prev_timeout;
- }
- else {
- return ret;
- }
- #else
- return ret;
- #endif /* WOLFSSL_ERROR_CODE_OPENSSL */
- }
- #ifndef NO_CLIENT_CACHE
- /* Get Session from Client cache based on id/len, return NULL on failure */
- WOLFSSL_SESSION* GetSessionClient(WOLFSSL* ssl, const byte* id, int len)
- {
- WOLFSSL_SESSION* ret = NULL;
- word32 row;
- int idx;
- int count;
- int error = 0;
- ClientSession* clSess;
- WOLFSSL_ENTER("GetSessionClient");
- if (ssl->ctx->sessionCacheOff)
- return NULL;
- if (ssl->options.side == WOLFSSL_SERVER_END)
- return NULL;
- len = min(SERVER_ID_LEN, (word32)len);
- #ifdef HAVE_EXT_CACHE
- if (ssl->ctx->get_sess_cb != NULL) {
- int copy = 0;
- ret = ssl->ctx->get_sess_cb(ssl, (byte*)id, len, ©);
- if (ret != NULL)
- return ret;
- }
- if (ssl->ctx->internalCacheOff)
- return NULL;
- #endif
- row = HashSession(id, len, &error) % SESSION_ROWS;
- if (error != 0) {
- WOLFSSL_MSG("Hash session failed");
- return NULL;
- }
- if (wc_LockMutex(&clisession_mutex) != 0) {
- WOLFSSL_MSG("Client cache mutex lock failed");
- return NULL;
- }
- /* start from most recently used */
- count = min((word32)ClientCache[row].totalCount, SESSIONS_PER_ROW);
- idx = ClientCache[row].nextIdx - 1;
- if (idx < 0 || idx >= SESSIONS_PER_ROW) {
- idx = SESSIONS_PER_ROW - 1; /* if back to front, the previous was end */
- }
- clSess = ClientCache[row].Clients;
- for (; count > 0; --count) {
- WOLFSSL_SESSION* current;
- SessionRow* sessRow;
- if (clSess[idx].serverRow >= SESSION_ROWS) {
- WOLFSSL_MSG("Client cache serverRow invalid");
- break;
- }
- /* lock row */
- sessRow = &SessionCache[clSess[idx].serverRow];
- if (SESSION_ROW_LOCK(sessRow) != 0) {
- WOLFSSL_MSG("Session cache row lock failure");
- break;
- }
- current = &sessRow->Sessions[clSess[idx].serverIdx];
- if (XMEMCMP(current->serverID, id, len) == 0) {
- WOLFSSL_MSG("Found a serverid match for client");
- if (LowResTimer() < (current->bornOn + current->timeout)) {
- WOLFSSL_MSG("Session valid");
- ret = current;
- SESSION_ROW_UNLOCK(sessRow);
- break;
- } else {
- WOLFSSL_MSG("Session timed out"); /* could have more for id */
- }
- } else {
- WOLFSSL_MSG("ServerID not a match from client table");
- }
- SESSION_ROW_UNLOCK(sessRow);
- idx = idx > 0 ? idx - 1 : SESSIONS_PER_ROW - 1;
- }
- wc_UnLockMutex(&clisession_mutex);
- return ret;
- }
- #endif /* !NO_CLIENT_CACHE */
- /* Restore the master secret and session information for certificates.
- *
- * ssl The SSL/TLS object.
- * session The cached session to restore.
- * masterSecret The master secret from the cached session.
- * restoreSessionCerts Restoring session certificates is required.
- */
- static WC_INLINE void RestoreSession(WOLFSSL* ssl, WOLFSSL_SESSION* session,
- byte* masterSecret, byte restoreSessionCerts)
- {
- (void)ssl;
- (void)restoreSessionCerts;
- if (masterSecret)
- XMEMCPY(masterSecret, session->masterSecret, SECRET_LEN);
- #ifdef SESSION_CERTS
- /* If set, we should copy the session certs into the ssl object
- * from the session we are returning so we can resume */
- if (restoreSessionCerts) {
- ssl->session.chain = session->chain;
- ssl->session.version = session->version;
- #ifdef NO_RESUME_SUITE_CHECK
- ssl->session.cipherSuite0 = session->cipherSuite0;
- ssl->session.cipherSuite = session->cipherSuite;
- #endif
- }
- #endif /* SESSION_CERTS */
- #if !defined(NO_RESUME_SUITE_CHECK) || \
- (defined(WOLFSSL_TLS13) && defined(HAVE_SESSION_TICKET))
- ssl->session.cipherSuite0 = session->cipherSuite0;
- ssl->session.cipherSuite = session->cipherSuite;
- #endif
- #if defined(OPENSSL_EXTRA) || defined(OPENSSL_EXTRA_X509_SMALL)
- ssl->peerVerifyRet = (unsigned long)session->peerVerifyRet;
- #endif
- }
- static int SslSessionCacheOff(const WOLFSSL* ssl, const WOLFSSL_SESSION* session)
- {
- (void)session;
- return ssl->options.sessionCacheOff
- #if defined(HAVE_SESSION_TICKET) && defined(WOLFSSL_FORCE_CACHE_ON_TICKET)
- && session->ticketLen == 0
- #endif
- #ifdef OPENSSL_EXTRA
- && ssl->options.side != WOLFSSL_CLIENT_END
- #endif
- ;
- }
- WOLFSSL_SESSION* GetSession(WOLFSSL* ssl, byte* masterSecret,
- byte restoreSessionCerts)
- {
- WOLFSSL_SESSION* ret = 0;
- const byte* id = NULL;
- word32 row;
- int idx;
- int count;
- int error = 0;
- SessionRow* sessRow;
- (void) restoreSessionCerts;
- if (SslSessionCacheOff(ssl, &ssl->session))
- return NULL;
- if (ssl->options.haveSessionId == 0)
- return NULL;
- #ifdef HAVE_SESSION_TICKET
- if (ssl->options.side == WOLFSSL_SERVER_END && ssl->options.useTicket == 1)
- return NULL;
- #endif
- if (!ssl->options.tls1_3 && ssl->arrays != NULL)
- id = ssl->arrays->sessionID;
- else
- id = ssl->session.sessionID;
- #ifdef HAVE_EXT_CACHE
- if (ssl->ctx->get_sess_cb != NULL) {
- int copy = 0;
- /* Attempt to retrieve the session from the external cache. */
- ret = ssl->ctx->get_sess_cb(ssl, (byte*)id, ID_LEN, ©);
- if (ret != NULL) {
- RestoreSession(ssl, ret, masterSecret, restoreSessionCerts);
- return ret;
- }
- }
- if (ssl->ctx->internalCacheOff)
- return NULL;
- #endif
- row = HashSession(id, ID_LEN, &error) % SESSION_ROWS;
- if (error != 0) {
- WOLFSSL_MSG("Hash session failed");
- return NULL;
- }
- /* lock row */
- sessRow = &SessionCache[row];
- if (SESSION_ROW_LOCK(sessRow) != 0) {
- WOLFSSL_MSG("Session cache row lock failure");
- return NULL;
- }
- /* start from most recently used */
- count = min((word32)sessRow->totalCount, SESSIONS_PER_ROW);
- idx = sessRow->nextIdx - 1;
- if (idx < 0 || idx >= SESSIONS_PER_ROW) {
- idx = SESSIONS_PER_ROW - 1; /* if back to front, the previous was end */
- }
- for (; count > 0; --count) {
- WOLFSSL_SESSION* current;
- current = &sessRow->Sessions[idx];
- if (XMEMCMP(current->sessionID, id, ID_LEN) == 0 &&
- current->side == ssl->options.side) {
- WOLFSSL_MSG("Found a session match");
- if (LowResTimer() < (current->bornOn + current->timeout)) {
- WOLFSSL_MSG("Session valid");
- ret = current;
- RestoreSession(ssl, ret, masterSecret, restoreSessionCerts);
- } else {
- WOLFSSL_MSG("Session timed out");
- }
- break; /* no more sessionIDs whether valid or not that match */
- } else {
- WOLFSSL_MSG("SessionID not a match at this idx");
- }
- idx = idx > 0 ? idx - 1 : SESSIONS_PER_ROW - 1;
- }
- SESSION_ROW_UNLOCK(sessRow);
- return ret;
- }
- static int GetDeepCopySession(WOLFSSL* ssl, WOLFSSL_SESSION* copyFrom)
- {
- int ret = WOLFSSL_SUCCESS;
- WOLFSSL_SESSION* copyInto = &ssl->session;
- int lockedRow;
- #ifdef HAVE_SESSION_TICKET
- int ticLen = 0;
- void* ticBuff = NULL;
- int isDynamic = 0;
- #endif
- if (ssl == NULL || copyFrom == NULL) {
- return BAD_FUNC_ARG;
- }
- lockedRow = copyFrom->cacheRow;
- if (lockedRow >= SESSION_ROWS) {
- return BAD_FUNC_ARG;
- }
- if (lockedRow >= 0 && SESSION_ROW_LOCK(&SessionCache[lockedRow]) != 0) {
- return BAD_MUTEX_E;
- }
- #ifdef HAVE_SESSION_TICKET
- /* Free old dynamic ticket if we had one to avoid leak */
- if (copyInto->isDynamic) {
- XFREE(copyInto->ticket, ssl->heap, DYNAMIC_TYPE_SESSION_TICK);
- copyInto->ticket = copyInto->staticTicket;
- copyInto->isDynamic = 0;
- }
- #endif
- #ifdef HAVE_SESSION_TICKET
- /* Size of ticket to alloc if needed; Use later for alloc outside lock */
- isDynamic = copyFrom->isDynamic;
- ticLen = copyFrom->ticketLen;
- #endif
- /* copy ticket structure */
- XMEMCPY(copyInto, copyFrom, sizeof(WOLFSSL_SESSION));
- if (lockedRow >= 0) {
- SESSION_ROW_UNLOCK(&SessionCache[lockedRow]);
- }
- #ifdef HAVE_SESSION_TICKET
- /* Default ticket to non dynamic. This will avoid crash if we fail below */
- copyInto->ticket = copyInto->staticTicket;
- copyInto->isDynamic = 0;
- /* If doing dynamic copy, need to alloc outside lock, then inside a lock
- * confirm the size still matches and memcpy */
- if (isDynamic) {
- ticBuff = (byte*)XMALLOC(ticLen, ssl->heap,
- DYNAMIC_TYPE_SESSION_TICK);
- if (ticBuff == NULL) {
- ret = MEMORY_ERROR;
- }
- if (ret == WOLFSSL_SUCCESS && lockedRow >= 0 &&
- SESSION_ROW_LOCK(&SessionCache[lockedRow]) != 0) {
- ret = BAD_MUTEX_E;
- }
- if (ret == WOLFSSL_SUCCESS && (word16)ticLen != copyFrom->ticketLen) {
- /* Another thread modified the ssl-> session ticket during alloc.
- * Treat as error, since ticket different than when copy requested */
- ret = VAR_STATE_CHANGE_E;
- }
- if (ret == WOLFSSL_SUCCESS) {
- copyInto->ticket = (byte*)ticBuff;
- copyInto->isDynamic = 1;
- XMEMCPY(copyInto->ticket, copyFrom->ticket, ticLen);
- }
- if (ret != BAD_MUTEX_E && lockedRow >= 0) {
- SESSION_ROW_UNLOCK(&SessionCache[lockedRow]);
- }
- }
- if (ret != WOLFSSL_SUCCESS) {
- /* cleanup */
- if (ticBuff) {
- XFREE(ticBuff, ssl->heap, DYNAMIC_TYPE_SESSION_TICK);
- }
- copyInto->ticket = copyInto->staticTicket;
- copyInto->isDynamic = 0;
- }
- #endif /* HAVE_SESSION_TICKET */
- return ret;
- }
- int SetSession(WOLFSSL* ssl, WOLFSSL_SESSION* session)
- {
- if (ssl == NULL || SslSessionCacheOff(ssl, session))
- return WOLFSSL_FAILURE;
- #ifdef OPENSSL_EXTRA
- /* check for application context id */
- if (ssl->sessionCtxSz > 0) {
- if (XMEMCMP(ssl->sessionCtx, session->sessionCtx, ssl->sessionCtxSz)) {
- /* context id did not match! */
- WOLFSSL_MSG("Session context did not match");
- return SSL_FAILURE;
- }
- }
- #endif /* OPENSSL_EXTRA */
- if (LowResTimer() < (session->bornOn + session->timeout)) {
- int ret = GetDeepCopySession(ssl, session);
- if (ret == WOLFSSL_SUCCESS) {
- ssl->options.resuming = 1;
- #if defined(SESSION_CERTS) || (defined(WOLFSSL_TLS13) && \
- defined(HAVE_SESSION_TICKET))
- ssl->version = session->version;
- #endif
- #if defined(SESSION_CERTS) || !defined(NO_RESUME_SUITE_CHECK) || \
- (defined(WOLFSSL_TLS13) && defined(HAVE_SESSION_TICKET))
- ssl->options.cipherSuite0 = session->cipherSuite0;
- ssl->options.cipherSuite = session->cipherSuite;
- #endif
- }
- return ret;
- }
- else {
- #if defined(OPENSSL_EXTRA) && defined(WOLFSSL_ERROR_CODE_OPENSSL)
- WOLFSSL_MSG("Session is expired but return success for \
- OpenSSL compatibility");
- return WOLFSSL_SUCCESS;
- #endif /* OPENSSL_EXTRA && WOLFSSL_ERROR_CODE_OPENSSL */
- return WOLFSSL_FAILURE; /* session timed out */
- }
- }
- #ifdef WOLFSSL_SESSION_STATS
- static int get_locked_session_stats(word32* active, word32* total,
- word32* peak);
- #endif
- int AddSession(WOLFSSL* ssl)
- {
- word32 row = 0;
- word32 idx = 0;
- int error = 0;
- const byte* id = NULL;
- #ifdef HAVE_SESSION_TICKET
- byte* ticBuff = NULL;
- int ticLen = 0;
- #endif
- WOLFSSL_SESSION* session;
- int i;
- int overwrite = 0;
- #ifdef HAVE_EXT_CACHE
- int cbRet = 0;
- #endif
- SessionRow* sessRow = NULL;
- if (SslSessionCacheOff(ssl, &ssl->session))
- return 0;
- if (ssl->options.haveSessionId == 0)
- return 0;
- #ifdef HAVE_SESSION_TICKET
- if (ssl->options.side == WOLFSSL_SERVER_END && ssl->options.useTicket == 1)
- return 0;
- #endif
- if (!ssl->options.tls1_3 && ssl->arrays != NULL)
- id = ssl->arrays->sessionID;
- else
- id = ssl->session.sessionID;
- if (id == NULL) {
- return BAD_FUNC_ARG;
- }
- #ifdef HAVE_SESSION_TICKET
- ticLen = ssl->session.ticketLen;
- /* Alloc Memory here so if Malloc fails can exit outside of lock */
- if (ticLen > SESSION_TICKET_LEN) {
- ticBuff = (byte*)XMALLOC(ticLen, ssl->heap, DYNAMIC_TYPE_SESSION_TICK);
- if (ticBuff == NULL) {
- return MEMORY_E;
- }
- }
- #endif
- #ifdef HAVE_EXT_CACHE
- if (ssl->options.internalCacheOff) {
- /* Create a new session object to be stored. */
- session = wolfSSL_SESSION_new();
- if (session == NULL) {
- #ifdef HAVE_SESSION_TICKET
- XFREE(ticBuff, ssl->heap, DYNAMIC_TYPE_SESSION_TICK);
- #endif
- return MEMORY_E;
- }
- }
- else
- #endif
- {
- /* Use the session object in the cache for external cache if required */
- row = HashSession(id, ID_LEN, &error) % SESSION_ROWS;
- if (error != 0) {
- WOLFSSL_MSG("Hash session failed");
- #ifdef HAVE_SESSION_TICKET
- XFREE(ticBuff, ssl->heap, DYNAMIC_TYPE_SESSION_TICK);
- #endif
- return error;
- }
- sessRow = &SessionCache[row];
- if (SESSION_ROW_LOCK(sessRow) != 0) {
- #ifdef HAVE_SESSION_TICKET
- XFREE(ticBuff, ssl->heap, DYNAMIC_TYPE_SESSION_TICK);
- #endif
- return BAD_MUTEX_E;
- }
- for (i=0; i<SESSIONS_PER_ROW; i++) {
- if (XMEMCMP(id,
- sessRow->Sessions[i].sessionID, ID_LEN) == 0 &&
- sessRow->Sessions[i].side == ssl->options.side) {
- WOLFSSL_MSG("Session already exists. Overwriting.");
- overwrite = 1;
- idx = i;
- break;
- }
- }
- if (!overwrite) {
- idx = sessRow->nextIdx++;
- }
- #ifdef SESSION_INDEX
- ssl->sessionIndex = (row << SESSIDX_ROW_SHIFT) | idx;
- #endif
- session = &sessRow->Sessions[idx];
- }
- session->cacheRow = row;
- session->side = (byte)ssl->options.side;
- #ifdef WOLFSSL_TLS13
- if (ssl->options.tls1_3) {
- XMEMCPY(session->masterSecret, ssl->session.masterSecret, SECRET_LEN);
- session->sessionIDSz = ID_LEN;
- }
- else
- #endif
- if (ssl->arrays != NULL) {
- XMEMCPY(session->masterSecret, ssl->arrays->masterSecret, SECRET_LEN);
- session->sessionIDSz = ssl->arrays->sessionIDSz;
- }
- XMEMCPY(session->sessionID, id, ID_LEN);
- session->haveEMS = ssl->options.haveEMS;
- #ifdef OPENSSL_EXTRA
- /* If using compatibility layer then check for and copy over session context
- * id. */
- if (ssl->sessionCtxSz > 0 && ssl->sessionCtxSz < ID_LEN) {
- XMEMCPY(session->sessionCtx, ssl->sessionCtx, ssl->sessionCtxSz);
- session->sessionCtxSz = ssl->sessionCtxSz;
- }
- #endif
- session->timeout = ssl->timeout;
- session->bornOn = LowResTimer();
- #ifdef HAVE_SESSION_TICKET
- /* Check if another thread modified ticket since alloc */
- if ((word16)ticLen != ssl->session.ticketLen) {
- error = VAR_STATE_CHANGE_E;
- }
- if (error == 0) {
- /* Cleanup cache row's old Dynamic buff if exists */
- if (session->isDynamic) {
- XFREE(session->ticket, ssl->heap, DYNAMIC_TYPE_SESSION_TICK);
- session->ticket = NULL;
- }
- /* If too large to store in static buffer, use dyn buffer */
- if (ticLen > SESSION_TICKET_LEN) {
- session->ticket = ticBuff;
- session->isDynamic = 1;
- } else {
- session->ticket = session->staticTicket;
- session->isDynamic = 0;
- }
- session->ticketLen = (word16)ticLen;
- XMEMCPY(session->ticket, ssl->session.ticket, ticLen);
- } else { /* cleanup, reset state */
- session->ticket = session->staticTicket;
- session->isDynamic = 0;
- session->ticketLen = 0;
- if (ticBuff) {
- XFREE(ticBuff, ssl->heap, DYNAMIC_TYPE_SESSION_TICK);
- ticBuff = NULL;
- }
- }
- #endif
- #ifdef SESSION_CERTS
- if (error == 0) {
- if (!overwrite || ssl->session.chain.count > 0) {
- /* If we are overwriting and no certs present in ssl->session.chain
- * then keep the old chain. */
- session->chain.count = ssl->session.chain.count;
- XMEMCPY(session->chain.certs, ssl->session.chain.certs,
- sizeof(x509_buffer) * session->chain.count);
- }
- }
- #endif /* SESSION_CERTS */
- #if defined(SESSION_CERTS) || (defined(WOLFSSL_TLS13) && \
- defined(HAVE_SESSION_TICKET))
- if (error == 0) {
- session->version = ssl->version;
- }
- #endif /* SESSION_CERTS || (WOLFSSL_TLS13 & HAVE_SESSION_TICKET) */
- #if defined(SESSION_CERTS) || !defined(NO_RESUME_SUITE_CHECK) || \
- (defined(WOLFSSL_TLS13) && defined(HAVE_SESSION_TICKET))
- if (error == 0) {
- session->cipherSuite0 = ssl->options.cipherSuite0;
- session->cipherSuite = ssl->options.cipherSuite;
- }
- #endif
- #if defined(OPENSSL_EXTRA) || defined(OPENSSL_EXTRA_X509_SMALL)
- if (error == 0) {
- session->peerVerifyRet = (byte)ssl->peerVerifyRet;
- }
- #endif
- #if defined(WOLFSSL_TLS13)
- if (error == 0) {
- session->namedGroup = ssl->session.namedGroup;
- }
- #endif
- #if defined(WOLFSSL_TLS13) && defined(HAVE_SESSION_TICKET)
- if (error == 0) {
- session->ticketSeen = ssl->session.ticketSeen;
- session->ticketAdd = ssl->session.ticketAdd;
- XMEMCPY(&session->ticketNonce, &ssl->session.ticketNonce,
- sizeof(TicketNonce));
- #ifdef WOLFSSL_EARLY_DATA
- session->maxEarlyDataSz = ssl->session.maxEarlyDataSz;
- #endif
- }
- #endif /* WOLFSSL_TLS13 && HAVE_SESSION_TICKET */
- if (error == 0 && sessRow != NULL) {
- sessRow->totalCount++;
- if (sessRow->nextIdx == SESSIONS_PER_ROW) {
- sessRow->nextIdx = 0;
- }
- }
- #ifndef NO_CLIENT_CACHE
- if (error == 0) {
- if (ssl->options.side == WOLFSSL_CLIENT_END && ssl->session.idLen) {
- word32 clientRow, clientIdx;
- WOLFSSL_MSG("Adding client cache entry");
- session->idLen = ssl->session.idLen;
- XMEMCPY(session->serverID, ssl->session.serverID,
- ssl->session.idLen);
- if (sessRow != NULL) {
- clientRow = HashSession(ssl->session.serverID,
- ssl->session.idLen, &error) % SESSION_ROWS;
- if (error == 0 && wc_LockMutex(&clisession_mutex) == 0) {
- clientIdx = ClientCache[clientRow].nextIdx++;
- ClientCache[clientRow].Clients[clientIdx].serverRow =
- (word16)row;
- ClientCache[clientRow].Clients[clientIdx].serverIdx =
- (word16)idx;
- ClientCache[clientRow].totalCount++;
- if (ClientCache[clientRow].nextIdx == SESSIONS_PER_ROW) {
- ClientCache[clientRow].nextIdx = 0;
- }
- wc_UnLockMutex(&clisession_mutex);
- }
- else {
- WOLFSSL_MSG("Hash session failed");
- }
- }
- }
- else {
- session->idLen = 0;
- }
- }
- #endif /* !NO_CLIENT_CACHE */
- if (sessRow != NULL) {
- SESSION_ROW_UNLOCK(sessRow);
- #if defined(WOLFSSL_SESSION_STATS) && defined(WOLFSSL_PEAK_SESSIONS)
- if (error == 0) {
- word32 active = 0;
- error = get_locked_session_stats(&active, NULL, NULL);
- if (error == WOLFSSL_SUCCESS) {
- error = 0; /* back to this function ok */
- if (PeakSessions < active) {
- PeakSessions = active;
- }
- }
- }
- #endif /* WOLFSSL_SESSION_STATS && WOLFSSL_PEAK_SESSIONS */
- }
- #ifdef HAVE_EXT_CACHE
- if (error == 0 && ssl->ctx->new_sess_cb != NULL) {
- cbRet = ssl->ctx->new_sess_cb(ssl, session);
- }
- if (ssl->options.internalCacheOff && cbRet == 0) {
- FreeSession(session, 1);
- }
- #endif
- return error;
- }
- #ifdef SESSION_INDEX
- int wolfSSL_GetSessionIndex(WOLFSSL* ssl)
- {
- WOLFSSL_ENTER("wolfSSL_GetSessionIndex");
- WOLFSSL_LEAVE("wolfSSL_GetSessionIndex", ssl->sessionIndex);
- return ssl->sessionIndex;
- }
- int wolfSSL_GetSessionAtIndex(int idx, WOLFSSL_SESSION* session)
- {
- int row, col, result = WOLFSSL_FAILURE;
- SessionRow* sessRow;
- WOLFSSL_ENTER("wolfSSL_GetSessionAtIndex");
- row = idx >> SESSIDX_ROW_SHIFT;
- col = idx & SESSIDX_IDX_MASK;
- if (session == NULL ||
- row < 0 || row >= SESSION_ROWS || col >= SESSIONS_PER_ROW) {
- return WOLFSSL_FAILURE;
- }
- sessRow = &SessionCache[row];
- if (SESSION_ROW_LOCK(sessRow) != 0) {
- return BAD_MUTEX_E;
- }
- XMEMCPY(session, &sessRow->Sessions[col], sizeof(WOLFSSL_SESSION));
- result = WOLFSSL_SUCCESS;
- SESSION_ROW_UNLOCK(sessRow);
- WOLFSSL_LEAVE("wolfSSL_GetSessionAtIndex", result);
- return result;
- }
- #endif /* SESSION_INDEX */
- #if defined(SESSION_CERTS)
- WOLFSSL_X509_CHAIN* wolfSSL_SESSION_get_peer_chain(WOLFSSL_SESSION* session)
- {
- WOLFSSL_X509_CHAIN* chain = NULL;
- WOLFSSL_ENTER("wolfSSL_SESSION_get_peer_chain");
- if (session)
- chain = &session->chain;
- WOLFSSL_LEAVE("wolfSSL_SESSION_get_peer_chain", chain ? 1 : 0);
- return chain;
- }
- #ifdef OPENSSL_EXTRA
- /* gets the peer certificate associated with the session passed in
- * returns null on failure, the caller should not free the returned pointer */
- WOLFSSL_X509* wolfSSL_SESSION_get0_peer(WOLFSSL_SESSION* session)
- {
- WOLFSSL_ENTER("wolfSSL_SESSION_get_peer_chain");
- if (session) {
- int count;
- count = wolfSSL_get_chain_count(&session->chain);
- if (count < 1 || count >= MAX_CHAIN_DEPTH) {
- WOLFSSL_MSG("bad count found");
- return NULL;
- }
- if (session->peer == NULL) {
- session->peer = wolfSSL_get_chain_X509(&session->chain, 0);
- }
- return session->peer;
- }
- WOLFSSL_MSG("No session passed in");
- return NULL;
- }
- #endif /* OPENSSL_EXTRA */
- #endif /* SESSION_INDEX && SESSION_CERTS */
- #ifdef WOLFSSL_SESSION_STATS
- static int get_locked_session_stats(word32* active, word32* total, word32* peak)
- {
- int result = WOLFSSL_SUCCESS;
- int i;
- int count;
- int idx;
- word32 now = 0;
- word32 seen = 0;
- word32 ticks = LowResTimer();
- WOLFSSL_ENTER("get_locked_session_stats");
- for (i = 0; i < SESSION_ROWS; i++) {
- SessionRow* row = &SessionCache[i];
- #ifdef ENABLE_SESSION_CACHE_ROW_LOCK
- if (SESSION_ROW_LOCK(row) != 0) {
- WOLFSSL_MSG("Session row cache mutex lock failed");
- return BAD_MUTEX_E;
- }
- #endif
- seen += row->totalCount;
- if (active == NULL) {
- SESSION_ROW_UNLOCK(row);
- continue;
- }
- count = min((word32)row->totalCount, SESSIONS_PER_ROW);
- idx = row->nextIdx - 1;
- if (idx < 0 || idx >= SESSIONS_PER_ROW) {
- idx = SESSIONS_PER_ROW - 1; /* if back to front previous was end */
- }
- for (; count > 0; --count) {
- /* if not expired then good */
- if (ticks < (row->Sessions[idx].bornOn +
- row->Sessions[idx].timeout) ) {
- now++;
- }
- idx = idx > 0 ? idx - 1 : SESSIONS_PER_ROW - 1;
- }
- #ifdef ENABLE_SESSION_CACHE_ROW_LOCK
- SESSION_ROW_UNLOCK(row);
- #endif
- }
- #ifndef ENABLE_SESSION_CACHE_ROW_LOCK
- wc_UnLockMutex(&session_mutex);
- #endif
- if (active) {
- *active = now;
- }
- if (total) {
- *total = seen;
- }
- #ifdef WOLFSSL_PEAK_SESSIONS
- if (peak) {
- *peak = PeakSessions;
- }
- #else
- (void)peak;
- #endif
- WOLFSSL_LEAVE("get_locked_session_stats", result);
- return result;
- }
- /* return WOLFSSL_SUCCESS on ok */
- int wolfSSL_get_session_stats(word32* active, word32* total, word32* peak,
- word32* maxSessions)
- {
- int result = WOLFSSL_SUCCESS;
- WOLFSSL_ENTER("wolfSSL_get_session_stats");
- if (maxSessions) {
- *maxSessions = SESSIONS_PER_ROW * SESSION_ROWS;
- if (active == NULL && total == NULL && peak == NULL)
- return result; /* we're done */
- }
- /* user must provide at least one query value */
- if (active == NULL && total == NULL && peak == NULL) {
- return BAD_FUNC_ARG;
- }
- result = get_locked_session_stats(active, total, peak);
- WOLFSSL_LEAVE("wolfSSL_get_session_stats", result);
- return result;
- }
- #endif /* WOLFSSL_SESSION_STATS */
- #ifdef PRINT_SESSION_STATS
- /* WOLFSSL_SUCCESS on ok */
- int wolfSSL_PrintSessionStats(void)
- {
- word32 totalSessionsSeen = 0;
- word32 totalSessionsNow = 0;
- word32 peak = 0;
- word32 maxSessions = 0;
- int i;
- int ret;
- double E; /* expected freq */
- double chiSquare = 0;
- ret = wolfSSL_get_session_stats(&totalSessionsNow, &totalSessionsSeen,
- &peak, &maxSessions);
- if (ret != WOLFSSL_SUCCESS)
- return ret;
- printf("Total Sessions Seen = %d\n", totalSessionsSeen);
- printf("Total Sessions Now = %d\n", totalSessionsNow);
- #ifdef WOLFSSL_PEAK_SESSIONS
- printf("Peak Sessions = %d\n", peak);
- #endif
- printf("Max Sessions = %d\n", maxSessions);
- E = (double)totalSessionsSeen / SESSION_ROWS;
- for (i = 0; i < SESSION_ROWS; i++) {
- double diff = SessionCache[i].totalCount - E;
- diff *= diff; /* square */
- diff /= E; /* normalize */
- chiSquare += diff;
- }
- printf(" chi-square = %5.1f, d.f. = %d\n", chiSquare,
- SESSION_ROWS - 1);
- #if (SESSION_ROWS == 11)
- printf(" .05 p value = 18.3, chi-square should be less\n");
- #elif (SESSION_ROWS == 211)
- printf(".05 p value = 244.8, chi-square should be less\n");
- #elif (SESSION_ROWS == 5981)
- printf(".05 p value = 6161.0, chi-square should be less\n");
- #elif (SESSION_ROWS == 3)
- printf(".05 p value = 6.0, chi-square should be less\n");
- #elif (SESSION_ROWS == 2861)
- printf(".05 p value = 2985.5, chi-square should be less\n");
- #endif
- printf("\n");
- return ret;
- }
- #endif /* SESSION_STATS */
- #else /* NO_SESSION_CACHE */
- /* No session cache version */
- WOLFSSL_SESSION* GetSession(WOLFSSL* ssl, byte* masterSecret,
- byte restoreSessionCerts)
- {
- (void)ssl;
- (void)masterSecret;
- (void)restoreSessionCerts;
- return NULL;
- }
- #endif /* NO_SESSION_CACHE */
- /* call before SSL_connect, if verifying will add name check to
- date check and signature check */
- WOLFSSL_ABI
- int wolfSSL_check_domain_name(WOLFSSL* ssl, const char* dn)
- {
- WOLFSSL_ENTER("wolfSSL_check_domain_name");
- if (ssl == NULL || dn == NULL) {
- WOLFSSL_MSG("Bad function argument: NULL");
- return WOLFSSL_FAILURE;
- }
- if (ssl->buffers.domainName.buffer)
- XFREE(ssl->buffers.domainName.buffer, ssl->heap, DYNAMIC_TYPE_DOMAIN);
- ssl->buffers.domainName.length = (word32)XSTRLEN(dn);
- ssl->buffers.domainName.buffer = (byte*)XMALLOC(
- ssl->buffers.domainName.length + 1, ssl->heap, DYNAMIC_TYPE_DOMAIN);
- if (ssl->buffers.domainName.buffer) {
- unsigned char* domainName = ssl->buffers.domainName.buffer;
- XMEMCPY(domainName, dn, ssl->buffers.domainName.length);
- domainName[ssl->buffers.domainName.length] = '\0';
- return WOLFSSL_SUCCESS;
- }
- else {
- ssl->error = MEMORY_ERROR;
- return WOLFSSL_FAILURE;
- }
- }
- /* turn on wolfSSL zlib compression
- returns WOLFSSL_SUCCESS for success, else error (not built in)
- */
- int wolfSSL_set_compression(WOLFSSL* ssl)
- {
- WOLFSSL_ENTER("wolfSSL_set_compression");
- (void)ssl;
- #ifdef HAVE_LIBZ
- ssl->options.usingCompression = 1;
- return WOLFSSL_SUCCESS;
- #else
- return NOT_COMPILED_IN;
- #endif
- }
- #ifndef USE_WINDOWS_API
- #ifndef NO_WRITEV
- /* simulate writev semantics, doesn't actually do block at a time though
- because of SSL_write behavior and because front adds may be small */
- int wolfSSL_writev(WOLFSSL* ssl, const struct iovec* iov, int iovcnt)
- {
- #ifdef WOLFSSL_SMALL_STACK
- byte staticBuffer[1]; /* force heap usage */
- #else
- byte staticBuffer[FILE_BUFFER_SIZE];
- #endif
- byte* myBuffer = staticBuffer;
- int dynamic = 0;
- int sending = 0;
- int idx = 0;
- int i;
- int ret;
- WOLFSSL_ENTER("wolfSSL_writev");
- for (i = 0; i < iovcnt; i++)
- sending += (int)iov[i].iov_len;
- if (sending > (int)sizeof(staticBuffer)) {
- myBuffer = (byte*)XMALLOC(sending, ssl->heap,
- DYNAMIC_TYPE_WRITEV);
- if (!myBuffer)
- return MEMORY_ERROR;
- dynamic = 1;
- }
- for (i = 0; i < iovcnt; i++) {
- XMEMCPY(&myBuffer[idx], iov[i].iov_base, iov[i].iov_len);
- idx += (int)iov[i].iov_len;
- }
- /* myBuffer may not be initialized fully, but the span up to the
- * sending length will be.
- */
- PRAGMA_GCC_DIAG_PUSH;
- PRAGMA_GCC("GCC diagnostic ignored \"-Wmaybe-uninitialized\"");
- ret = wolfSSL_write(ssl, myBuffer, sending);
- PRAGMA_GCC_DIAG_POP;
- if (dynamic)
- XFREE(myBuffer, ssl->heap, DYNAMIC_TYPE_WRITEV);
- return ret;
- }
- #endif
- #endif
- #ifdef WOLFSSL_CALLBACKS
- typedef struct itimerval Itimerval;
- /* don't keep calling simple functions while setting up timer and signals
- if no inlining these are the next best */
- #define AddTimes(a, b, c) \
- do { \
- c.tv_sec = a.tv_sec + b.tv_sec; \
- c.tv_usec = a.tv_usec + b.tv_usec; \
- if (c.tv_usec >= 1000000) { \
- c.tv_sec++; \
- c.tv_usec -= 1000000; \
- } \
- } while (0)
- #define SubtractTimes(a, b, c) \
- do { \
- c.tv_sec = a.tv_sec - b.tv_sec; \
- c.tv_usec = a.tv_usec - b.tv_usec; \
- if (c.tv_usec < 0) { \
- c.tv_sec--; \
- c.tv_usec += 1000000; \
- } \
- } while (0)
- #define CmpTimes(a, b, cmp) \
- ((a.tv_sec == b.tv_sec) ? \
- (a.tv_usec cmp b.tv_usec) : \
- (a.tv_sec cmp b.tv_sec)) \
- /* do nothing handler */
- static void myHandler(int signo)
- {
- (void)signo;
- return;
- }
- static int wolfSSL_ex_wrapper(WOLFSSL* ssl, HandShakeCallBack hsCb,
- TimeoutCallBack toCb, WOLFSSL_TIMEVAL timeout)
- {
- int ret = WOLFSSL_FATAL_ERROR;
- int oldTimerOn = 0; /* was timer already on */
- WOLFSSL_TIMEVAL startTime;
- WOLFSSL_TIMEVAL endTime;
- WOLFSSL_TIMEVAL totalTime;
- Itimerval myTimeout;
- Itimerval oldTimeout; /* if old timer adjust from total time to reset */
- struct sigaction act, oact;
- #define ERR_OUT(x) { ssl->hsInfoOn = 0; ssl->toInfoOn = 0; return x; }
- if (hsCb) {
- ssl->hsInfoOn = 1;
- InitHandShakeInfo(&ssl->handShakeInfo, ssl);
- }
- if (toCb) {
- ssl->toInfoOn = 1;
- InitTimeoutInfo(&ssl->timeoutInfo);
- if (gettimeofday(&startTime, 0) < 0)
- ERR_OUT(GETTIME_ERROR);
- /* use setitimer to simulate getitimer, init 0 myTimeout */
- myTimeout.it_interval.tv_sec = 0;
- myTimeout.it_interval.tv_usec = 0;
- myTimeout.it_value.tv_sec = 0;
- myTimeout.it_value.tv_usec = 0;
- if (setitimer(ITIMER_REAL, &myTimeout, &oldTimeout) < 0)
- ERR_OUT(SETITIMER_ERROR);
- if (oldTimeout.it_value.tv_sec || oldTimeout.it_value.tv_usec) {
- oldTimerOn = 1;
- /* is old timer going to expire before ours */
- if (CmpTimes(oldTimeout.it_value, timeout, <)) {
- timeout.tv_sec = oldTimeout.it_value.tv_sec;
- timeout.tv_usec = oldTimeout.it_value.tv_usec;
- }
- }
- myTimeout.it_value.tv_sec = timeout.tv_sec;
- myTimeout.it_value.tv_usec = timeout.tv_usec;
- /* set up signal handler, don't restart socket send/recv */
- act.sa_handler = myHandler;
- sigemptyset(&act.sa_mask);
- act.sa_flags = 0;
- #ifdef SA_INTERRUPT
- act.sa_flags |= SA_INTERRUPT;
- #endif
- if (sigaction(SIGALRM, &act, &oact) < 0)
- ERR_OUT(SIGACT_ERROR);
- if (setitimer(ITIMER_REAL, &myTimeout, 0) < 0)
- ERR_OUT(SETITIMER_ERROR);
- }
- /* do main work */
- #ifndef NO_WOLFSSL_CLIENT
- if (ssl->options.side == WOLFSSL_CLIENT_END)
- ret = wolfSSL_connect(ssl);
- #endif
- #ifndef NO_WOLFSSL_SERVER
- if (ssl->options.side == WOLFSSL_SERVER_END)
- ret = wolfSSL_accept(ssl);
- #endif
- /* do callbacks */
- if (toCb) {
- if (oldTimerOn) {
- gettimeofday(&endTime, 0);
- SubtractTimes(endTime, startTime, totalTime);
- /* adjust old timer for elapsed time */
- if (CmpTimes(totalTime, oldTimeout.it_value, <))
- SubtractTimes(oldTimeout.it_value, totalTime,
- oldTimeout.it_value);
- else {
- /* reset value to interval, may be off */
- oldTimeout.it_value.tv_sec = oldTimeout.it_interval.tv_sec;
- oldTimeout.it_value.tv_usec =oldTimeout.it_interval.tv_usec;
- }
- /* keep iter the same whether there or not */
- }
- /* restore old handler */
- if (sigaction(SIGALRM, &oact, 0) < 0)
- ret = SIGACT_ERROR; /* more pressing error, stomp */
- else
- /* use old settings which may turn off (expired or not there) */
- if (setitimer(ITIMER_REAL, &oldTimeout, 0) < 0)
- ret = SETITIMER_ERROR;
- /* if we had a timeout call callback */
- if (ssl->timeoutInfo.timeoutName[0]) {
- ssl->timeoutInfo.timeoutValue.tv_sec = timeout.tv_sec;
- ssl->timeoutInfo.timeoutValue.tv_usec = timeout.tv_usec;
- (toCb)(&ssl->timeoutInfo);
- }
- /* clean up */
- FreeTimeoutInfo(&ssl->timeoutInfo, ssl->heap);
- ssl->toInfoOn = 0;
- }
- if (hsCb) {
- FinishHandShakeInfo(&ssl->handShakeInfo);
- (hsCb)(&ssl->handShakeInfo);
- ssl->hsInfoOn = 0;
- }
- return ret;
- }
- #ifndef NO_WOLFSSL_CLIENT
- int wolfSSL_connect_ex(WOLFSSL* ssl, HandShakeCallBack hsCb,
- TimeoutCallBack toCb, WOLFSSL_TIMEVAL timeout)
- {
- WOLFSSL_ENTER("wolfSSL_connect_ex");
- return wolfSSL_ex_wrapper(ssl, hsCb, toCb, timeout);
- }
- #endif
- #ifndef NO_WOLFSSL_SERVER
- int wolfSSL_accept_ex(WOLFSSL* ssl, HandShakeCallBack hsCb,
- TimeoutCallBack toCb, WOLFSSL_TIMEVAL timeout)
- {
- WOLFSSL_ENTER("wolfSSL_accept_ex");
- return wolfSSL_ex_wrapper(ssl, hsCb, toCb, timeout);
- }
- #endif
- #endif /* WOLFSSL_CALLBACKS */
- #ifndef NO_PSK
- void wolfSSL_CTX_set_psk_client_callback(WOLFSSL_CTX* ctx,
- wc_psk_client_callback cb)
- {
- WOLFSSL_ENTER("SSL_CTX_set_psk_client_callback");
- if (ctx == NULL)
- return;
- ctx->havePSK = 1;
- ctx->client_psk_cb = cb;
- }
- void wolfSSL_set_psk_client_callback(WOLFSSL* ssl,wc_psk_client_callback cb)
- {
- byte haveRSA = 1;
- int keySz = 0;
- WOLFSSL_ENTER("SSL_set_psk_client_callback");
- if (ssl == NULL)
- return;
- ssl->options.havePSK = 1;
- ssl->options.client_psk_cb = cb;
- #ifdef NO_RSA
- haveRSA = 0;
- #endif
- #ifndef NO_CERTS
- keySz = ssl->buffers.keySz;
- #endif
- InitSuites(ssl->suites, ssl->version, keySz, haveRSA, TRUE,
- ssl->options.haveDH, ssl->options.haveECDSAsig,
- ssl->options.haveECC, ssl->options.haveStaticECC,
- ssl->options.haveAnon, ssl->options.side);
- }
- #ifdef OPENSSL_EXTRA
- /**
- * set call back function for psk session use
- * @param ssl a pointer to WOLFSSL structure
- * @param cb a function pointer to wc_psk_use_session_cb
- * @return none
- */
- void wolfSSL_set_psk_use_session_callback(WOLFSSL* ssl,
- wc_psk_use_session_cb_func cb)
- {
- WOLFSSL_ENTER("wolfSSL_set_psk_use_session_callback");
- ssl->options.havePSK = 1;
- ssl->options.session_psk_cb = cb;
- WOLFSSL_LEAVE("wolfSSL_set_psk_use_session_callback", WOLFSSL_SUCCESS);
- }
- #endif
- void wolfSSL_CTX_set_psk_server_callback(WOLFSSL_CTX* ctx,
- wc_psk_server_callback cb)
- {
- WOLFSSL_ENTER("SSL_CTX_set_psk_server_callback");
- if (ctx == NULL)
- return;
- ctx->havePSK = 1;
- ctx->server_psk_cb = cb;
- }
- void wolfSSL_set_psk_server_callback(WOLFSSL* ssl,wc_psk_server_callback cb)
- {
- byte haveRSA = 1;
- int keySz = 0;
- WOLFSSL_ENTER("SSL_set_psk_server_callback");
- if (ssl == NULL)
- return;
- ssl->options.havePSK = 1;
- ssl->options.server_psk_cb = cb;
- #ifdef NO_RSA
- haveRSA = 0;
- #endif
- #ifndef NO_CERTS
- keySz = ssl->buffers.keySz;
- #endif
- InitSuites(ssl->suites, ssl->version, keySz, haveRSA, TRUE,
- ssl->options.haveDH, ssl->options.haveECDSAsig,
- ssl->options.haveECC, ssl->options.haveStaticECC,
- ssl->options.haveAnon, ssl->options.side);
- }
- const char* wolfSSL_get_psk_identity_hint(const WOLFSSL* ssl)
- {
- WOLFSSL_ENTER("SSL_get_psk_identity_hint");
- if (ssl == NULL || ssl->arrays == NULL)
- return NULL;
- return ssl->arrays->server_hint;
- }
- const char* wolfSSL_get_psk_identity(const WOLFSSL* ssl)
- {
- WOLFSSL_ENTER("SSL_get_psk_identity");
- if (ssl == NULL || ssl->arrays == NULL)
- return NULL;
- return ssl->arrays->client_identity;
- }
- int wolfSSL_CTX_use_psk_identity_hint(WOLFSSL_CTX* ctx, const char* hint)
- {
- WOLFSSL_ENTER("SSL_CTX_use_psk_identity_hint");
- if (hint == 0)
- ctx->server_hint[0] = '\0';
- else {
- /* Qt does not call CTX_set_*_psk_callbacks where havePSK is set */
- #ifdef WOLFSSL_QT
- ctx->havePSK=1;
- #endif
- XSTRNCPY(ctx->server_hint, hint, MAX_PSK_ID_LEN);
- ctx->server_hint[MAX_PSK_ID_LEN] = '\0'; /* null term */
- }
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_use_psk_identity_hint(WOLFSSL* ssl, const char* hint)
- {
- WOLFSSL_ENTER("SSL_use_psk_identity_hint");
- if (ssl == NULL || ssl->arrays == NULL)
- return WOLFSSL_FAILURE;
- if (hint == 0)
- ssl->arrays->server_hint[0] = 0;
- else {
- XSTRNCPY(ssl->arrays->server_hint, hint,
- sizeof(ssl->arrays->server_hint)-1);
- ssl->arrays->server_hint[sizeof(ssl->arrays->server_hint)-1] = '\0';
- }
- return WOLFSSL_SUCCESS;
- }
- void* wolfSSL_get_psk_callback_ctx(WOLFSSL* ssl)
- {
- return ssl ? ssl->options.psk_ctx : NULL;
- }
- void* wolfSSL_CTX_get_psk_callback_ctx(WOLFSSL_CTX* ctx)
- {
- return ctx ? ctx->psk_ctx : NULL;
- }
- int wolfSSL_set_psk_callback_ctx(WOLFSSL* ssl, void* psk_ctx)
- {
- if (ssl == NULL)
- return WOLFSSL_FAILURE;
- ssl->options.psk_ctx = psk_ctx;
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_CTX_set_psk_callback_ctx(WOLFSSL_CTX* ctx, void* psk_ctx)
- {
- if (ctx == NULL)
- return WOLFSSL_FAILURE;
- ctx->psk_ctx = psk_ctx;
- return WOLFSSL_SUCCESS;
- }
- #endif /* NO_PSK */
- #ifdef HAVE_ANON
- int wolfSSL_CTX_allow_anon_cipher(WOLFSSL_CTX* ctx)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_allow_anon_cipher");
- if (ctx == NULL)
- return WOLFSSL_FAILURE;
- ctx->haveAnon = 1;
- return WOLFSSL_SUCCESS;
- }
- #endif /* HAVE_ANON */
- #ifndef NO_CERTS
- /* used to be defined on NO_FILESYSTEM only, but are generally useful */
- int wolfSSL_CTX_load_verify_buffer_ex(WOLFSSL_CTX* ctx,
- const unsigned char* in,
- long sz, int format, int userChain,
- word32 flags)
- {
- int verify;
- int ret = WOLFSSL_FAILURE;
- WOLFSSL_ENTER("wolfSSL_CTX_load_verify_buffer_ex");
- verify = GET_VERIFY_SETTING_CTX(ctx);
- if (flags & WOLFSSL_LOAD_FLAG_DATE_ERR_OKAY)
- verify = VERIFY_SKIP_DATE;
- if (format == WOLFSSL_FILETYPE_PEM)
- ret = ProcessChainBuffer(ctx, in, sz, format, CA_TYPE, NULL,
- verify);
- else
- ret = ProcessBuffer(ctx, in, sz, format, CA_TYPE, NULL, NULL,
- userChain, verify);
- WOLFSSL_LEAVE("wolfSSL_CTX_load_verify_buffer_ex", ret);
- return ret;
- }
- /* wolfSSL extension allows DER files to be loaded from buffers as well */
- int wolfSSL_CTX_load_verify_buffer(WOLFSSL_CTX* ctx,
- const unsigned char* in,
- long sz, int format)
- {
- return wolfSSL_CTX_load_verify_buffer_ex(ctx, in, sz, format, 0,
- WOLFSSL_LOAD_VERIFY_DEFAULT_FLAGS);
- }
- int wolfSSL_CTX_load_verify_chain_buffer_format(WOLFSSL_CTX* ctx,
- const unsigned char* in,
- long sz, int format)
- {
- return wolfSSL_CTX_load_verify_buffer_ex(ctx, in, sz, format, 1,
- WOLFSSL_LOAD_VERIFY_DEFAULT_FLAGS);
- }
- #ifdef WOLFSSL_TRUST_PEER_CERT
- int wolfSSL_CTX_trust_peer_buffer(WOLFSSL_CTX* ctx,
- const unsigned char* in,
- long sz, int format)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_trust_peer_buffer");
- /* sanity check on arguments */
- if (sz < 0 || in == NULL || ctx == NULL) {
- return BAD_FUNC_ARG;
- }
- if (format == WOLFSSL_FILETYPE_PEM)
- return ProcessChainBuffer(ctx, in, sz, format, TRUSTED_PEER_TYPE,
- NULL, GET_VERIFY_SETTING_CTX(ctx));
- else
- return ProcessBuffer(ctx, in, sz, format, TRUSTED_PEER_TYPE, NULL,
- NULL, 0, GET_VERIFY_SETTING_CTX(ctx));
- }
- #endif /* WOLFSSL_TRUST_PEER_CERT */
- int wolfSSL_CTX_use_certificate_buffer(WOLFSSL_CTX* ctx,
- const unsigned char* in, long sz, int format)
- {
- int ret = WOLFSSL_FAILURE;
- WOLFSSL_ENTER("wolfSSL_CTX_use_certificate_buffer");
- ret = ProcessBuffer(ctx, in, sz, format, CERT_TYPE, NULL, NULL, 0,
- GET_VERIFY_SETTING_CTX(ctx));
- WOLFSSL_LEAVE("wolfSSL_CTX_use_certificate_buffer", ret);
- return ret;
- }
- int wolfSSL_CTX_use_PrivateKey_buffer(WOLFSSL_CTX* ctx,
- const unsigned char* in, long sz, int format)
- {
- int ret = WOLFSSL_FAILURE;
- WOLFSSL_ENTER("wolfSSL_CTX_use_PrivateKey_buffer");
- ret = ProcessBuffer(ctx, in, sz, format, PRIVATEKEY_TYPE, NULL, NULL,
- 0, GET_VERIFY_SETTING_CTX(ctx));
- WOLFSSL_LEAVE("wolfSSL_CTX_use_PrivateKey_buffer", ret);
- return ret;
- }
- #if defined(HAVE_PKCS11) || defined(WOLF_CRYPTO_CB)
- int wolfSSL_CTX_use_PrivateKey_id(WOLFSSL_CTX* ctx, const unsigned char* id,
- long sz, int devId, long keySz)
- {
- int ret = wolfSSL_CTX_use_PrivateKey_Id(ctx, id, sz, devId);
- if (ret == WOLFSSL_SUCCESS)
- ctx->privateKeySz = (word32)keySz;
- return ret;
- }
- int wolfSSL_CTX_use_PrivateKey_Id(WOLFSSL_CTX* ctx, const unsigned char* id,
- long sz, int devId)
- {
- int ret = WOLFSSL_FAILURE;
- FreeDer(&ctx->privateKey);
- if (AllocDer(&ctx->privateKey, (word32)sz, PRIVATEKEY_TYPE,
- ctx->heap) == 0) {
- XMEMCPY(ctx->privateKey->buffer, id, sz);
- ctx->privateKeyId = 1;
- if (devId != INVALID_DEVID)
- ctx->privateKeyDevId = devId;
- else
- ctx->privateKeyDevId = ctx->devId;
- ret = WOLFSSL_SUCCESS;
- }
- return ret;
- }
- int wolfSSL_CTX_use_PrivateKey_Label(WOLFSSL_CTX* ctx, const char* label,
- int devId)
- {
- int ret = WOLFSSL_FAILURE;
- word32 sz = (word32)XSTRLEN(label) + 1;
- FreeDer(&ctx->privateKey);
- if (AllocDer(&ctx->privateKey, (word32)sz, PRIVATEKEY_TYPE,
- ctx->heap) == 0) {
- XMEMCPY(ctx->privateKey->buffer, label, sz);
- ctx->privateKeyLabel = 1;
- if (devId != INVALID_DEVID)
- ctx->privateKeyDevId = devId;
- else
- ctx->privateKeyDevId = ctx->devId;
- ret = WOLFSSL_SUCCESS;
- }
- return ret;
- }
- #endif /* HAVE_PKCS11 || WOLF_CRYPTO_CB */
- int wolfSSL_CTX_use_certificate_chain_buffer_format(WOLFSSL_CTX* ctx,
- const unsigned char* in, long sz, int format)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_use_certificate_chain_buffer_format");
- return ProcessBuffer(ctx, in, sz, format, CERT_TYPE, NULL, NULL, 1,
- GET_VERIFY_SETTING_CTX(ctx));
- }
- int wolfSSL_CTX_use_certificate_chain_buffer(WOLFSSL_CTX* ctx,
- const unsigned char* in, long sz)
- {
- return wolfSSL_CTX_use_certificate_chain_buffer_format(ctx, in, sz,
- WOLFSSL_FILETYPE_PEM);
- }
- #ifndef NO_DH
- /* server wrapper for ctx or ssl Diffie-Hellman parameters */
- static int wolfSSL_SetTmpDH_buffer_wrapper(WOLFSSL_CTX* ctx, WOLFSSL* ssl,
- const unsigned char* buf,
- long sz, int format)
- {
- DerBuffer* der = NULL;
- int ret = 0;
- word32 pSz = MAX_DH_SIZE;
- word32 gSz = MAX_DH_SIZE;
- #ifdef WOLFSSL_SMALL_STACK
- byte* p = NULL;
- byte* g = NULL;
- #else
- byte p[MAX_DH_SIZE];
- byte g[MAX_DH_SIZE];
- #endif
- if (ctx == NULL || buf == NULL)
- return BAD_FUNC_ARG;
- ret = AllocDer(&der, 0, DH_PARAM_TYPE, ctx->heap);
- if (ret != 0) {
- return ret;
- }
- der->buffer = (byte*)buf;
- der->length = (word32)sz;
- #ifdef WOLFSSL_SMALL_STACK
- p = (byte*)XMALLOC(pSz, NULL, DYNAMIC_TYPE_PUBLIC_KEY);
- g = (byte*)XMALLOC(gSz, NULL, DYNAMIC_TYPE_PUBLIC_KEY);
- if (p == NULL || g == NULL) {
- XFREE(p, NULL, DYNAMIC_TYPE_PUBLIC_KEY);
- XFREE(g, NULL, DYNAMIC_TYPE_PUBLIC_KEY);
- return MEMORY_E;
- }
- #endif
- if (format != WOLFSSL_FILETYPE_ASN1 && format != WOLFSSL_FILETYPE_PEM)
- ret = WOLFSSL_BAD_FILETYPE;
- else {
- if (format == WOLFSSL_FILETYPE_PEM) {
- #ifdef WOLFSSL_PEM_TO_DER
- FreeDer(&der);
- ret = PemToDer(buf, sz, DH_PARAM_TYPE, &der, ctx->heap,
- NULL, NULL);
- if (ret < 0) {
- /* Also try X9.42 format */
- ret = PemToDer(buf, sz, X942_PARAM_TYPE, &der, ctx->heap,
- NULL, NULL);
- }
- #ifdef WOLFSSL_WPAS
- #ifndef NO_DSA
- if (ret < 0) {
- ret = PemToDer(buf, sz, DSA_PARAM_TYPE, &der, ctx->heap,
- NULL, NULL);
- }
- #endif
- #endif /* WOLFSSL_WPAS */
- #else
- ret = NOT_COMPILED_IN;
- #endif /* WOLFSSL_PEM_TO_DER */
- }
- if (ret == 0) {
- if (wc_DhParamsLoad(der->buffer, der->length, p, &pSz, g, &gSz) < 0)
- ret = WOLFSSL_BAD_FILETYPE;
- else if (ssl)
- ret = wolfSSL_SetTmpDH(ssl, p, pSz, g, gSz);
- else
- ret = wolfSSL_CTX_SetTmpDH(ctx, p, pSz, g, gSz);
- }
- }
- FreeDer(&der);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(p, NULL, DYNAMIC_TYPE_PUBLIC_KEY);
- XFREE(g, NULL, DYNAMIC_TYPE_PUBLIC_KEY);
- #endif
- return ret;
- }
- /* server Diffie-Hellman parameters, WOLFSSL_SUCCESS on ok */
- int wolfSSL_SetTmpDH_buffer(WOLFSSL* ssl, const unsigned char* buf, long sz,
- int format)
- {
- if (ssl == NULL)
- return BAD_FUNC_ARG;
- return wolfSSL_SetTmpDH_buffer_wrapper(ssl->ctx, ssl, buf, sz, format);
- }
- /* server ctx Diffie-Hellman parameters, WOLFSSL_SUCCESS on ok */
- int wolfSSL_CTX_SetTmpDH_buffer(WOLFSSL_CTX* ctx, const unsigned char* buf,
- long sz, int format)
- {
- return wolfSSL_SetTmpDH_buffer_wrapper(ctx, NULL, buf, sz, format);
- }
- #endif /* NO_DH */
- int wolfSSL_use_certificate_buffer(WOLFSSL* ssl,
- const unsigned char* in, long sz, int format)
- {
- WOLFSSL_ENTER("wolfSSL_use_certificate_buffer");
- if (ssl == NULL)
- return BAD_FUNC_ARG;
- return ProcessBuffer(ssl->ctx, in, sz, format, CERT_TYPE, ssl, NULL, 0,
- GET_VERIFY_SETTING_SSL(ssl));
- }
- int wolfSSL_use_PrivateKey_buffer(WOLFSSL* ssl,
- const unsigned char* in, long sz, int format)
- {
- WOLFSSL_ENTER("wolfSSL_use_PrivateKey_buffer");
- if (ssl == NULL)
- return BAD_FUNC_ARG;
- return ProcessBuffer(ssl->ctx, in, sz, format, PRIVATEKEY_TYPE,
- ssl, NULL, 0, GET_VERIFY_SETTING_SSL(ssl));
- }
- #ifdef WOLF_CRYPTO_CB
- int wolfSSL_use_PrivateKey_id(WOLFSSL* ssl, const unsigned char* id,
- long sz, int devId, long keySz)
- {
- int ret = wolfSSL_use_PrivateKey_Id(ssl, id, sz, devId);
- if (ret == WOLFSSL_SUCCESS)
- ssl->buffers.keySz = (word32)keySz;
- return ret;
- }
- int wolfSSL_use_PrivateKey_Id(WOLFSSL* ssl, const unsigned char* id,
- long sz, int devId)
- {
- int ret = WOLFSSL_FAILURE;
- if (ssl->buffers.weOwnKey)
- FreeDer(&ssl->buffers.key);
- if (AllocDer(&ssl->buffers.key, (word32)sz, PRIVATEKEY_TYPE,
- ssl->heap) == 0) {
- XMEMCPY(ssl->buffers.key->buffer, id, sz);
- ssl->buffers.weOwnKey = 1;
- ssl->buffers.keyId = 1;
- if (devId != INVALID_DEVID)
- ssl->buffers.keyDevId = devId;
- else
- ssl->buffers.keyDevId = ssl->devId;
- ret = WOLFSSL_SUCCESS;
- }
- return ret;
- }
- int wolfSSL_use_PrivateKey_Label(WOLFSSL* ssl, const char* label, int devId)
- {
- int ret = WOLFSSL_FAILURE;
- word32 sz = (word32)XSTRLEN(label) + 1;
- if (ssl->buffers.weOwnKey)
- FreeDer(&ssl->buffers.key);
- if (AllocDer(&ssl->buffers.key, (word32)sz, PRIVATEKEY_TYPE,
- ssl->heap) == 0) {
- XMEMCPY(ssl->buffers.key->buffer, label, sz);
- ssl->buffers.weOwnKey = 1;
- ssl->buffers.keyLabel = 1;
- if (devId != INVALID_DEVID)
- ssl->buffers.keyDevId = devId;
- else
- ssl->buffers.keyDevId = ssl->devId;
- ret = WOLFSSL_SUCCESS;
- }
- return ret;
- }
- #endif
- int wolfSSL_use_certificate_chain_buffer_format(WOLFSSL* ssl,
- const unsigned char* in, long sz, int format)
- {
- WOLFSSL_ENTER("wolfSSL_use_certificate_chain_buffer_format");
- if (ssl == NULL)
- return BAD_FUNC_ARG;
- return ProcessBuffer(ssl->ctx, in, sz, format, CERT_TYPE,
- ssl, NULL, 1, GET_VERIFY_SETTING_SSL(ssl));
- }
- int wolfSSL_use_certificate_chain_buffer(WOLFSSL* ssl,
- const unsigned char* in, long sz)
- {
- return wolfSSL_use_certificate_chain_buffer_format(ssl, in, sz,
- WOLFSSL_FILETYPE_PEM);
- }
- /* unload any certs or keys that SSL owns, leave CTX as is
- WOLFSSL_SUCCESS on ok */
- int wolfSSL_UnloadCertsKeys(WOLFSSL* ssl)
- {
- if (ssl == NULL) {
- WOLFSSL_MSG("Null function arg");
- return BAD_FUNC_ARG;
- }
- if (ssl->buffers.weOwnCert && !ssl->keepCert) {
- WOLFSSL_MSG("Unloading cert");
- FreeDer(&ssl->buffers.certificate);
- #ifdef KEEP_OUR_CERT
- wolfSSL_X509_free(ssl->ourCert);
- ssl->ourCert = NULL;
- #endif
- ssl->buffers.weOwnCert = 0;
- }
- if (ssl->buffers.weOwnCertChain) {
- WOLFSSL_MSG("Unloading cert chain");
- FreeDer(&ssl->buffers.certChain);
- ssl->buffers.weOwnCertChain = 0;
- }
- if (ssl->buffers.weOwnKey) {
- WOLFSSL_MSG("Unloading key");
- FreeDer(&ssl->buffers.key);
- ssl->buffers.weOwnKey = 0;
- }
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_CTX_UnloadCAs(WOLFSSL_CTX* ctx)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_UnloadCAs");
- if (ctx == NULL)
- return BAD_FUNC_ARG;
- return wolfSSL_CertManagerUnloadCAs(ctx->cm);
- }
- #ifdef WOLFSSL_TRUST_PEER_CERT
- int wolfSSL_CTX_Unload_trust_peers(WOLFSSL_CTX* ctx)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_Unload_trust_peers");
- if (ctx == NULL)
- return BAD_FUNC_ARG;
- return wolfSSL_CertManagerUnload_trust_peers(ctx->cm);
- }
- #endif /* WOLFSSL_TRUST_PEER_CERT */
- /* old NO_FILESYSTEM end */
- #endif /* !NO_CERTS */
- #ifdef OPENSSL_EXTRA
- int wolfSSL_add_all_algorithms(void)
- {
- WOLFSSL_ENTER("wolfSSL_add_all_algorithms");
- if (initRefCount != 0 || wolfSSL_Init() == WOLFSSL_SUCCESS)
- return WOLFSSL_SUCCESS;
- else
- return WOLFSSL_FATAL_ERROR;
- }
- int wolfSSL_OpenSSL_add_all_algorithms_noconf(void)
- {
- WOLFSSL_ENTER("wolfSSL_OpenSSL_add_all_algorithms_noconf");
- if (wolfSSL_add_all_algorithms() == WOLFSSL_FATAL_ERROR)
- return WOLFSSL_FATAL_ERROR;
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_OpenSSL_add_all_algorithms_conf(void)
- {
- WOLFSSL_ENTER("wolfSSL_OpenSSL_add_all_algorithms_conf");
- /* This function is currently the same as
- wolfSSL_OpenSSL_add_all_algorithms_noconf since we do not employ
- the use of a wolfssl.cnf type configuration file and is only used for
- OpenSSL compatability. */
- if (wolfSSL_add_all_algorithms() == WOLFSSL_FATAL_ERROR) {
- return WOLFSSL_FATAL_ERROR;
- }
- return WOLFSSL_SUCCESS;
- }
- /* returns previous set cache size which stays constant */
- long wolfSSL_CTX_sess_set_cache_size(WOLFSSL_CTX* ctx, long sz)
- {
- /* cache size fixed at compile time in wolfSSL */
- (void)ctx;
- (void)sz;
- WOLFSSL_MSG("session cache is set at compile time");
- #ifndef NO_SESSION_CACHE
- return (long)(SESSIONS_PER_ROW * SESSION_ROWS);
- #else
- return 0;
- #endif
- }
- #endif
- #if defined(OPENSSL_EXTRA) || defined(WOLFSSL_EXTRA) || defined(WOLFSSL_WPAS_SMALL)
- void wolfSSL_CTX_set_quiet_shutdown(WOLFSSL_CTX* ctx, int mode)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_set_quiet_shutdown");
- if (mode)
- ctx->quietShutdown = 1;
- }
- void wolfSSL_set_quiet_shutdown(WOLFSSL* ssl, int mode)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_set_quiet_shutdown");
- if (mode)
- ssl->options.quietShutdown = 1;
- }
- #endif /* OPENSSL_EXTRA || WOLFSSL_EXTRA || WOLFSSL_WPAS_SMALL */
- #ifdef OPENSSL_EXTRA
- #ifndef NO_BIO
- void wolfSSL_set_bio(WOLFSSL* ssl, WOLFSSL_BIO* rd, WOLFSSL_BIO* wr)
- {
- WOLFSSL_ENTER("wolfSSL_set_bio");
- if (ssl == NULL) {
- WOLFSSL_MSG("Bad argument, ssl was NULL");
- return;
- }
- /* free any existing WOLFSSL_BIOs in use but don't free those in
- * a chain */
- if (ssl->biord != NULL) {
- if (ssl->biord != ssl->biowr) {
- if (ssl->biowr != NULL && ssl->biowr->prev != NULL)
- wolfSSL_BIO_free(ssl->biowr);
- ssl->biowr = NULL;
- }
- if (ssl->biord->prev != NULL)
- wolfSSL_BIO_free(ssl->biord);
- ssl->biord = NULL;
- }
- ssl->biord = rd;
- ssl->biowr = wr;
- /* set SSL to use BIO callbacks instead */
- if (((ssl->cbioFlag & WOLFSSL_CBIO_RECV) == 0)) {
- ssl->CBIORecv = BioReceive;
- }
- if (((ssl->cbioFlag & WOLFSSL_CBIO_SEND) == 0)) {
- ssl->CBIOSend = BioSend;
- }
- /* User programs should always retry reading from these BIOs */
- if (rd) {
- /* User writes to rd */
- BIO_set_retry_write(rd);
- }
- if (wr) {
- /* User reads from wr */
- BIO_set_retry_read(wr);
- }
- }
- #endif /* !NO_BIO */
- #endif /* OPENSSL_EXTRA */
- #if defined(OPENSSL_EXTRA) || defined(WOLFSSL_EXTRA)
- void wolfSSL_CTX_set_client_CA_list(WOLFSSL_CTX* ctx,
- WOLF_STACK_OF(WOLFSSL_X509_NAME)* names)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_set_client_CA_list");
- if (ctx != NULL) {
- wolfSSL_sk_X509_NAME_pop_free(ctx->ca_names, NULL);
- ctx->ca_names = names;
- }
- }
- void wolfSSL_set_client_CA_list(WOLFSSL* ssl,
- WOLF_STACK_OF(WOLFSSL_X509_NAME)* names)
- {
- WOLFSSL_ENTER("wolfSSL_set_client_CA_list");
- if (ssl != NULL) {
- if (ssl->ca_names != ssl->ctx->ca_names)
- wolfSSL_sk_X509_NAME_pop_free(ssl->ca_names, NULL);
- ssl->ca_names = names;
- }
- }
- #ifdef OPENSSL_EXTRA
- /* registers client cert callback, called during handshake if server
- requests client auth but user has not loaded client cert/key */
- void wolfSSL_CTX_set_client_cert_cb(WOLFSSL_CTX *ctx, client_cert_cb cb)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_set_client_cert_cb");
- if (ctx != NULL) {
- ctx->CBClientCert = cb;
- }
- }
- void wolfSSL_CTX_set_cert_cb(WOLFSSL_CTX* ctx,
- CertSetupCallback cb, void *arg)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_set_cert_cb");
- if (ctx == NULL)
- return;
- ctx->certSetupCb = cb;
- ctx->certSetupCbArg = arg;
- }
- /**
- * Internal wrapper for calling certSetupCb
- * @param ssl
- * @return 0 on success
- */
- int CertSetupCbWrapper(WOLFSSL* ssl)
- {
- int ret = 0;
- if (ssl->ctx->certSetupCb != NULL) {
- WOLFSSL_MSG("Calling user cert setup callback");
- ret = ssl->ctx->certSetupCb(ssl, ssl->ctx->certSetupCbArg);
- if (ret == 1) {
- WOLFSSL_MSG("User cert callback returned success");
- ret = 0;
- }
- else if (ret == 0) {
- SendAlert(ssl, alert_fatal, internal_error);
- ret = CLIENT_CERT_CB_ERROR;
- }
- else if (ret < 0) {
- ret = WOLFSSL_ERROR_WANT_X509_LOOKUP;
- }
- else {
- WOLFSSL_MSG("Unexpected user callback return");
- ret = CLIENT_CERT_CB_ERROR;
- }
- }
- return ret;
- }
- #endif /* OPENSSL_EXTRA */
- #endif /* OPENSSL_EXTRA || WOLFSSL_EXTRA || HAVE_WEBSERVER */
- #if defined(OPENSSL_EXTRA) || defined(WOLFSSL_EXTRA)
- WOLF_STACK_OF(WOLFSSL_X509_NAME)* wolfSSL_CTX_get_client_CA_list(
- const WOLFSSL_CTX *ctx)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_get_client_CA_list");
- if (ctx == NULL) {
- WOLFSSL_MSG("Bad argument passed to wolfSSL_CTX_get_client_CA_list");
- return NULL;
- }
- return ctx->ca_names;
- }
- /* returns the CA's set on server side or the CA's sent from server when
- * on client side */
- WOLF_STACK_OF(WOLFSSL_X509_NAME)* wolfSSL_get_client_CA_list(
- const WOLFSSL* ssl)
- {
- WOLFSSL_ENTER("wolfSSL_get_client_CA_list");
- if (ssl == NULL) {
- WOLFSSL_MSG("Bad argument passed to wolfSSL_get_client_CA_list");
- return NULL;
- }
- return SSL_CA_NAMES(ssl);
- }
- #if !defined(NO_CERTS)
- int wolfSSL_CTX_add_client_CA(WOLFSSL_CTX* ctx, WOLFSSL_X509* x509)
- {
- WOLFSSL_X509_NAME *nameCopy = NULL;
- WOLFSSL_ENTER("wolfSSL_CTX_add_client_CA");
- if (ctx == NULL || x509 == NULL){
- WOLFSSL_MSG("Bad argument");
- return WOLFSSL_FAILURE;
- }
- if (ctx->ca_names == NULL) {
- ctx->ca_names = wolfSSL_sk_X509_NAME_new(NULL);
- if (ctx->ca_names == NULL) {
- WOLFSSL_MSG("wolfSSL_sk_X509_NAME_new error");
- return WOLFSSL_FAILURE;
- }
- }
- nameCopy = wolfSSL_X509_NAME_dup(wolfSSL_X509_get_subject_name(x509));
- if (nameCopy == NULL) {
- WOLFSSL_MSG("wolfSSL_X509_NAME_dup error");
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_sk_X509_NAME_push(ctx->ca_names, nameCopy) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("wolfSSL_sk_X509_NAME_push error");
- wolfSSL_X509_NAME_free(nameCopy);
- return WOLFSSL_FAILURE;
- }
- return WOLFSSL_SUCCESS;
- }
- #endif
- #ifndef NO_BIO
- #if !defined(NO_RSA) && !defined(NO_CERTS)
- WOLF_STACK_OF(WOLFSSL_X509_NAME)* wolfSSL_load_client_CA_file(const char* fname)
- {
- /* The webserver build is using this to load a CA into the server
- * for client authentication as an option. Have this return NULL in
- * that case. If OPENSSL_EXTRA is enabled, go ahead and include
- * the function. */
- #ifdef OPENSSL_EXTRA
- WOLFSSL_STACK *list = NULL;
- WOLFSSL_BIO* bio = NULL;
- WOLFSSL_X509 *cert = NULL;
- WOLFSSL_X509_NAME *nameCopy = NULL;
- unsigned long err = WOLFSSL_FAILURE;
- WOLFSSL_ENTER("wolfSSL_load_client_CA_file");
- bio = wolfSSL_BIO_new_file(fname, "rb");
- if (bio == NULL) {
- WOLFSSL_MSG("wolfSSL_BIO_new_file error");
- goto cleanup;
- }
- list = wolfSSL_sk_X509_NAME_new(NULL);
- if (list == NULL) {
- WOLFSSL_MSG("wolfSSL_sk_X509_NAME_new error");
- goto cleanup;
- }
- /* Read each certificate in the chain out of the file. */
- while (wolfSSL_PEM_read_bio_X509(bio, &cert, NULL, NULL) != NULL) {
- /* Need a persistent copy of the subject name. */
- nameCopy = wolfSSL_X509_NAME_dup(
- wolfSSL_X509_get_subject_name(cert));
- if (nameCopy == NULL) {
- WOLFSSL_MSG("wolfSSL_X509_NAME_dup error");
- goto cleanup;
- }
- /*
- * Original cert will be freed so make sure not to try to access
- * it in the future.
- */
- nameCopy->x509 = NULL;
- if (wolfSSL_sk_X509_NAME_push(list, nameCopy) !=
- WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("wolfSSL_sk_X509_NAME_push error");
- /* Do free in loop because nameCopy is now responsibility
- * of list to free and adding jumps to cleanup after this
- * might result in a double free. */
- wolfSSL_X509_NAME_free(nameCopy);
- goto cleanup;
- }
- wolfSSL_X509_free(cert);
- cert = NULL;
- }
- err = wolfSSL_ERR_peek_last_error();
- if (ERR_GET_LIB(err) == ERR_LIB_PEM &&
- ERR_GET_REASON(err) == PEM_R_NO_START_LINE) {
- /*
- * wolfSSL_PEM_read_bio_X509 pushes an ASN_NO_PEM_HEADER error
- * to the error queue on file end. This should not be left
- * for the caller to find so we clear the last error.
- */
- wc_RemoveErrorNode(-1);
- }
- err = WOLFSSL_SUCCESS;
- cleanup:
- wolfSSL_X509_free(cert);
- wolfSSL_BIO_free(bio);
- if (err != WOLFSSL_SUCCESS) {
- /* We failed so return NULL */
- wolfSSL_sk_X509_NAME_pop_free(list, NULL);
- list = NULL;
- }
- return list;
- #else
- (void)fname;
- return NULL;
- #endif
- }
- #endif
- #endif /* !NO_BIO */
- #endif /* OPENSSL_EXTRA || WOLFSSL_EXTRA */
- #ifdef OPENSSL_EXTRA
- #ifndef NO_WOLFSSL_STUB
- int wolfSSL_CTX_set_default_verify_paths(WOLFSSL_CTX* ctx)
- {
- /* TODO:, not needed in goahead */
- (void)ctx;
- WOLFSSL_STUB("SSL_CTX_set_default_verify_paths");
- return SSL_NOT_IMPLEMENTED;
- }
- const char* wolfSSL_X509_get_default_cert_file_env(void)
- {
- WOLFSSL_STUB("X509_get_default_cert_file_env");
- return NULL;
- }
- const char* wolfSSL_X509_get_default_cert_file(void)
- {
- WOLFSSL_STUB("X509_get_default_cert_file");
- return NULL;
- }
- const char* wolfSSL_X509_get_default_cert_dir_env(void)
- {
- WOLFSSL_STUB("X509_get_default_cert_dir_env");
- return NULL;
- }
- const char* wolfSSL_X509_get_default_cert_dir(void)
- {
- WOLFSSL_STUB("X509_get_default_cert_dir");
- return NULL;
- }
- #endif
- #if defined(WOLFCRYPT_HAVE_SRP) && !defined(NO_SHA256) \
- && !defined(WC_NO_RNG)
- static const byte srp_N[] = {
- 0xEE, 0xAF, 0x0A, 0xB9, 0xAD, 0xB3, 0x8D, 0xD6, 0x9C, 0x33, 0xF8,
- 0x0A, 0xFA, 0x8F, 0xC5, 0xE8, 0x60, 0x72, 0x61, 0x87, 0x75, 0xFF,
- 0x3C, 0x0B, 0x9E, 0xA2, 0x31, 0x4C, 0x9C, 0x25, 0x65, 0x76, 0xD6,
- 0x74, 0xDF, 0x74, 0x96, 0xEA, 0x81, 0xD3, 0x38, 0x3B, 0x48, 0x13,
- 0xD6, 0x92, 0xC6, 0xE0, 0xE0, 0xD5, 0xD8, 0xE2, 0x50, 0xB9, 0x8B,
- 0xE4, 0x8E, 0x49, 0x5C, 0x1D, 0x60, 0x89, 0xDA, 0xD1, 0x5D, 0xC7,
- 0xD7, 0xB4, 0x61, 0x54, 0xD6, 0xB6, 0xCE, 0x8E, 0xF4, 0xAD, 0x69,
- 0xB1, 0x5D, 0x49, 0x82, 0x55, 0x9B, 0x29, 0x7B, 0xCF, 0x18, 0x85,
- 0xC5, 0x29, 0xF5, 0x66, 0x66, 0x0E, 0x57, 0xEC, 0x68, 0xED, 0xBC,
- 0x3C, 0x05, 0x72, 0x6C, 0xC0, 0x2F, 0xD4, 0xCB, 0xF4, 0x97, 0x6E,
- 0xAA, 0x9A, 0xFD, 0x51, 0x38, 0xFE, 0x83, 0x76, 0x43, 0x5B, 0x9F,
- 0xC6, 0x1D, 0x2F, 0xC0, 0xEB, 0x06, 0xE3
- };
- static const byte srp_g[] = {
- 0x02
- };
- int wolfSSL_CTX_set_srp_username(WOLFSSL_CTX* ctx, char* username)
- {
- int r = 0;
- SrpSide srp_side = SRP_CLIENT_SIDE;
- byte salt[SRP_SALT_SIZE];
- WOLFSSL_ENTER("wolfSSL_CTX_set_srp_username");
- if (ctx == NULL || ctx->srp == NULL || username==NULL)
- return SSL_FAILURE;
- if (ctx->method->side == WOLFSSL_SERVER_END){
- srp_side = SRP_SERVER_SIDE;
- } else if (ctx->method->side == WOLFSSL_CLIENT_END){
- srp_side = SRP_CLIENT_SIDE;
- } else {
- WOLFSSL_MSG("Init CTX failed");
- return SSL_FAILURE;
- }
- if (wc_SrpInit(ctx->srp, SRP_TYPE_SHA256, srp_side) < 0) {
- WOLFSSL_MSG("Init SRP CTX failed");
- XFREE(ctx->srp, ctx->heap, DYNAMIC_TYPE_SRP);
- ctx->srp = NULL;
- return SSL_FAILURE;
- }
- r = wc_SrpSetUsername(ctx->srp, (const byte*)username,
- (word32)XSTRLEN(username));
- if (r < 0) {
- WOLFSSL_MSG("fail to set srp username.");
- return SSL_FAILURE;
- }
- /* if wolfSSL_CTX_set_srp_password has already been called, */
- /* execute wc_SrpSetPassword here */
- if (ctx->srp_password != NULL) {
- WC_RNG rng;
- if (wc_InitRng(&rng) < 0){
- WOLFSSL_MSG("wc_InitRng failed");
- return SSL_FAILURE;
- }
- XMEMSET(salt, 0, sizeof(salt)/sizeof(salt[0]));
- r = wc_RNG_GenerateBlock(&rng, salt, sizeof(salt)/sizeof(salt[0]));
- wc_FreeRng(&rng);
- if (r < 0) {
- WOLFSSL_MSG("wc_RNG_GenerateBlock failed");
- return SSL_FAILURE;
- }
- if (wc_SrpSetParams(ctx->srp, srp_N, sizeof(srp_N)/sizeof(srp_N[0]),
- srp_g, sizeof(srp_g)/sizeof(srp_g[0]),
- salt, sizeof(salt)/sizeof(salt[0])) < 0) {
- WOLFSSL_MSG("wc_SrpSetParam failed");
- return SSL_FAILURE;
- }
- r = wc_SrpSetPassword(ctx->srp,
- (const byte*)ctx->srp_password,
- (word32)XSTRLEN((char *)ctx->srp_password));
- if (r < 0) {
- WOLFSSL_MSG("fail to set srp password.");
- return SSL_FAILURE;
- }
- XFREE(ctx->srp_password, ctx->heap, DYNAMIC_TYPE_SRP);
- ctx->srp_password = NULL;
- }
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_CTX_set_srp_password(WOLFSSL_CTX* ctx, char* password)
- {
- int r;
- byte salt[SRP_SALT_SIZE];
- WOLFSSL_ENTER("wolfSSL_CTX_set_srp_password");
- if (ctx == NULL || ctx->srp == NULL || password == NULL)
- return SSL_FAILURE;
- if (ctx->srp->user != NULL) {
- WC_RNG rng;
- if (wc_InitRng(&rng) < 0) {
- WOLFSSL_MSG("wc_InitRng failed");
- return SSL_FAILURE;
- }
- XMEMSET(salt, 0, sizeof(salt)/sizeof(salt[0]));
- r = wc_RNG_GenerateBlock(&rng, salt, sizeof(salt)/sizeof(salt[0]));
- wc_FreeRng(&rng);
- if (r < 0) {
- WOLFSSL_MSG("wc_RNG_GenerateBlock failed");
- return SSL_FAILURE;
- }
- if (wc_SrpSetParams(ctx->srp, srp_N, sizeof(srp_N)/sizeof(srp_N[0]),
- srp_g, sizeof(srp_g)/sizeof(srp_g[0]),
- salt, sizeof(salt)/sizeof(salt[0])) < 0){
- WOLFSSL_MSG("wc_SrpSetParam failed");
- wc_FreeRng(&rng);
- return SSL_FAILURE;
- }
- r = wc_SrpSetPassword(ctx->srp, (const byte*)password,
- (word32)XSTRLEN(password));
- if (r < 0) {
- WOLFSSL_MSG("wc_SrpSetPassword failed.");
- wc_FreeRng(&rng);
- return SSL_FAILURE;
- }
- if (ctx->srp_password != NULL){
- XFREE(ctx->srp_password,NULL,
- DYNAMIC_TYPE_SRP);
- ctx->srp_password = NULL;
- }
- wc_FreeRng(&rng);
- } else {
- /* save password for wolfSSL_set_srp_username */
- if (ctx->srp_password != NULL)
- XFREE(ctx->srp_password,ctx->heap, DYNAMIC_TYPE_SRP);
- ctx->srp_password = (byte*)XMALLOC(XSTRLEN(password) + 1, ctx->heap,
- DYNAMIC_TYPE_SRP);
- if (ctx->srp_password == NULL){
- WOLFSSL_MSG("memory allocation error");
- return SSL_FAILURE;
- }
- XMEMCPY(ctx->srp_password, password, XSTRLEN(password) + 1);
- }
- return WOLFSSL_SUCCESS;
- }
- /**
- * The modulus passed to wc_SrpSetParams in ssl.c is constant so check
- * that the requested strength is less than or equal to the size of the
- * static modulus size.
- * @param ctx Not used
- * @param strength Minimum number of bits for the modulus
- * @return 1 if strength is less than or equal to static modulus
- * 0 if strength is greater than static modulus
- */
- int wolfSSL_CTX_set_srp_strength(WOLFSSL_CTX *ctx, int strength)
- {
- (void)ctx;
- WOLFSSL_ENTER("wolfSSL_CTX_set_srp_strength");
- if (strength > (int)(sizeof(srp_N)*8)) {
- WOLFSSL_MSG("Bad Parameter");
- return WOLFSSL_FAILURE;
- }
- return WOLFSSL_SUCCESS;
- }
- char* wolfSSL_get_srp_username(WOLFSSL *ssl)
- {
- if (ssl && ssl->ctx && ssl->ctx->srp) {
- return (char*) ssl->ctx->srp->user;
- }
- return NULL;
- }
- #endif /* WOLFCRYPT_HAVE_SRP && !NO_SHA256 && !WC_NO_RNG */
- /* keyblock size in bytes or -1 */
- int wolfSSL_get_keyblock_size(WOLFSSL* ssl)
- {
- if (ssl == NULL)
- return WOLFSSL_FATAL_ERROR;
- return 2 * (ssl->specs.key_size + ssl->specs.iv_size +
- ssl->specs.hash_size);
- }
- #endif /* OPENSSL_EXTRA */
- #if defined(OPENSSL_EXTRA) || defined(WOLFSSL_EXTRA) || defined(WOLFSSL_WPAS_SMALL)
- /* store keys returns WOLFSSL_SUCCESS or -1 on error */
- int wolfSSL_get_keys(WOLFSSL* ssl, unsigned char** ms, unsigned int* msLen,
- unsigned char** sr, unsigned int* srLen,
- unsigned char** cr, unsigned int* crLen)
- {
- if (ssl == NULL || ssl->arrays == NULL)
- return WOLFSSL_FATAL_ERROR;
- *ms = ssl->arrays->masterSecret;
- *sr = ssl->arrays->serverRandom;
- *cr = ssl->arrays->clientRandom;
- *msLen = SECRET_LEN;
- *srLen = RAN_LEN;
- *crLen = RAN_LEN;
- return WOLFSSL_SUCCESS;
- }
- void wolfSSL_set_accept_state(WOLFSSL* ssl)
- {
- WOLFSSL_ENTER("wolfSSL_set_accept_state");
- if (ssl == NULL)
- return;
- if (ssl->options.side == WOLFSSL_CLIENT_END) {
- #ifdef HAVE_ECC
- ecc_key key;
- word32 idx = 0;
- if (ssl->options.haveStaticECC && ssl->buffers.key != NULL) {
- if (wc_ecc_init(&key) >= 0) {
- if (wc_EccPrivateKeyDecode(ssl->buffers.key->buffer, &idx, &key,
- ssl->buffers.key->length) != 0) {
- ssl->options.haveECDSAsig = 0;
- ssl->options.haveECC = 0;
- ssl->options.haveStaticECC = 0;
- }
- wc_ecc_free(&key);
- }
- }
- #endif
- #ifndef NO_DH
- if (!ssl->options.haveDH && ssl->ctx->haveDH) {
- ssl->buffers.serverDH_P = ssl->ctx->serverDH_P;
- ssl->buffers.serverDH_G = ssl->ctx->serverDH_G;
- ssl->options.haveDH = 1;
- }
- #endif
- }
- if (InitSSL_Side(ssl, WOLFSSL_SERVER_END) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Error initializing server side");
- }
- }
- #endif /* OPENSSL_EXTRA || WOLFSSL_EXTRA || WOLFSSL_WPAS_SMALL */
- /* return true if connection established */
- int wolfSSL_is_init_finished(WOLFSSL* ssl)
- {
- if (ssl == NULL)
- return 0;
- if (ssl->options.handShakeState == HANDSHAKE_DONE)
- return 1;
- return 0;
- }
- #ifdef OPENSSL_EXTRA
- void wolfSSL_CTX_set_tmp_rsa_callback(WOLFSSL_CTX* ctx,
- WOLFSSL_RSA*(*f)(WOLFSSL*, int, int))
- {
- /* wolfSSL verifies all these internally */
- (void)ctx;
- (void)f;
- }
- void wolfSSL_set_shutdown(WOLFSSL* ssl, int opt)
- {
- WOLFSSL_ENTER("wolfSSL_set_shutdown");
- if(ssl==NULL) {
- WOLFSSL_MSG("Shutdown not set. ssl is null");
- return;
- }
- ssl->options.sentNotify = (opt&WOLFSSL_SENT_SHUTDOWN) > 0;
- ssl->options.closeNotify = (opt&WOLFSSL_RECEIVED_SHUTDOWN) > 0;
- }
- long wolfSSL_CTX_get_options(WOLFSSL_CTX* ctx)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_get_options");
- WOLFSSL_MSG("wolfSSL options are set through API calls and macros");
- if(ctx == NULL)
- return BAD_FUNC_ARG;
- return ctx->mask;
- }
- #endif
- static long wolf_set_options(long old_op, long op);
- long wolfSSL_CTX_set_options(WOLFSSL_CTX* ctx, long opt)
- {
- WOLFSSL_ENTER("SSL_CTX_set_options");
- if (ctx == NULL)
- return BAD_FUNC_ARG;
- ctx->mask = wolf_set_options(ctx->mask, opt);
- #if defined(HAVE_SESSION_TICKET) && !defined(NO_WOLFSSL_SERVER) && \
- defined(OPENSSL_EXTRA)
- if (ctx->mask & SSL_OP_NO_TICKET) {
- ctx->ticketEncCb = NULL;
- ctx->ticketEncCtx = NULL;
- WOLFSSL_MSG("\tSSL_OP_NO_TICKET");
- }
- #endif
- return ctx->mask;
- }
- #ifdef OPENSSL_EXTRA
- long wolfSSL_CTX_clear_options(WOLFSSL_CTX* ctx, long opt)
- {
- WOLFSSL_ENTER("SSL_CTX_clear_options");
- if(ctx == NULL)
- return BAD_FUNC_ARG;
- ctx->mask &= ~opt;
- return ctx->mask;
- }
- int wolfSSL_set_rfd(WOLFSSL* ssl, int rfd)
- {
- WOLFSSL_ENTER("SSL_set_rfd");
- ssl->rfd = rfd; /* not used directly to allow IO callbacks */
- ssl->IOCB_ReadCtx = &ssl->rfd;
- #ifdef WOLFSSL_DTLS
- if (ssl->options.dtls) {
- ssl->IOCB_ReadCtx = &ssl->buffers.dtlsCtx;
- ssl->buffers.dtlsCtx.rfd = rfd;
- }
- #endif
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_set_wfd(WOLFSSL* ssl, int wfd)
- {
- WOLFSSL_ENTER("SSL_set_wfd");
- ssl->wfd = wfd; /* not used directly to allow IO callbacks */
- ssl->IOCB_WriteCtx = &ssl->wfd;
- return WOLFSSL_SUCCESS;
- }
- #endif /* OPENSSL_EXTRA */
- #if !defined(NO_CERTS) && (defined(OPENSSL_EXTRA) || defined(WOLFSSL_WPAS_SMALL))
- #if defined(SESSION_CERTS) && defined(OPENSSL_EXTRA)
- /**
- * Implemented in a similar way that ngx_ssl_ocsp_validate does it when
- * SSL_get0_verified_chain is not available.
- * @param ssl WOLFSSL object to extract certs from
- * @return Stack of verified certs
- */
- WOLF_STACK_OF(WOLFSSL_X509) *wolfSSL_get0_verified_chain(const WOLFSSL *ssl)
- {
- WOLF_STACK_OF(WOLFSSL_X509)* chain = NULL;
- WOLFSSL_X509_STORE_CTX* storeCtx = NULL;
- WOLFSSL_X509* peerCert = NULL;
- WOLFSSL_ENTER("wolfSSL_get0_verified_chain");
- if (ssl == NULL || ssl->ctx == NULL) {
- WOLFSSL_MSG("Bad parameter");
- return NULL;
- }
- peerCert = wolfSSL_get_peer_certificate((WOLFSSL*)ssl);
- if (peerCert == NULL) {
- WOLFSSL_MSG("wolfSSL_get_peer_certificate error");
- return NULL;
- }
- chain = wolfSSL_get_peer_cert_chain(ssl);
- if (chain == NULL) {
- WOLFSSL_MSG("wolfSSL_get_peer_cert_chain error");
- return NULL;
- }
- storeCtx = wolfSSL_X509_STORE_CTX_new();
- if (storeCtx == NULL) {
- WOLFSSL_MSG("wolfSSL_X509_STORE_CTX_new error");
- return NULL;
- }
- if (wolfSSL_X509_STORE_CTX_init(storeCtx, SSL_STORE(ssl),
- peerCert, chain) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("wolfSSL_X509_STORE_CTX_init error");
- wolfSSL_X509_STORE_CTX_free(storeCtx);
- return NULL;
- }
- if (wolfSSL_X509_verify_cert(storeCtx) <= 0) {
- WOLFSSL_MSG("wolfSSL_X509_verify_cert error");
- wolfSSL_X509_STORE_CTX_free(storeCtx);
- return NULL;
- }
- wolfSSL_X509_STORE_CTX_free(storeCtx);
- return chain;
- }
- #endif /* SESSION_CERTS && OPENSSL_EXTRA */
- WOLFSSL_X509_STORE* wolfSSL_CTX_get_cert_store(WOLFSSL_CTX* ctx)
- {
- if (ctx == NULL) {
- return NULL;
- }
- if (ctx->x509_store_pt != NULL)
- return ctx->x509_store_pt;
- return &ctx->x509_store;
- }
- void wolfSSL_CTX_set_cert_store(WOLFSSL_CTX* ctx, WOLFSSL_X509_STORE* str)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_set_cert_store");
- if (ctx == NULL || str == NULL || ctx->cm == str->cm) {
- return;
- }
- if (wolfSSL_CertManager_up_ref(str->cm) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("wolfSSL_CertManager_up_ref error");
- return;
- }
- /* free cert manager if have one */
- if (ctx->cm != NULL) {
- wolfSSL_CertManagerFree(ctx->cm);
- }
- ctx->cm = str->cm;
- ctx->x509_store.cm = str->cm;
- /* free existing store if it exists */
- wolfSSL_X509_STORE_free(ctx->x509_store_pt);
- ctx->x509_store.cache = str->cache;
- ctx->x509_store_pt = str; /* take ownership of store and free it
- with CTX free */
- ctx->cm->x509_store_p = ctx->x509_store_pt;/* CTX has onwership
- and free it with CTX free*/
- }
- int wolfSSL_set0_verify_cert_store(WOLFSSL *ssl, WOLFSSL_X509_STORE* str)
- {
- WOLFSSL_ENTER("wolfSSL_set0_verify_cert_store");
- if (ssl == NULL || str == NULL) {
- WOLFSSL_MSG("Bad parameter");
- return WOLFSSL_FAILURE;
- }
- /* NO-OP when setting existing store */
- if (str == SSL_STORE(ssl))
- return WOLFSSL_SUCCESS;
- /* free existing store if it exists */
- wolfSSL_X509_STORE_free(ssl->x509_store_pt);
- if (str == ssl->ctx->x509_store_pt)
- ssl->x509_store_pt = NULL; /* if setting ctx store then just revert
- to using that instead */
- else
- ssl->x509_store_pt = str; /* take ownership of store and free it
- with SSL free */
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_set1_verify_cert_store(WOLFSSL *ssl, WOLFSSL_X509_STORE* str)
- {
- WOLFSSL_ENTER("wolfSSL_set0_verify_cert_store");
- if (ssl == NULL || str == NULL) {
- WOLFSSL_MSG("Bad parameter");
- return WOLFSSL_FAILURE;
- }
- /* NO-OP when setting existing store */
- if (str == SSL_STORE(ssl))
- return WOLFSSL_SUCCESS;
- if (wolfSSL_X509_STORE_up_ref(str) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("wolfSSL_X509_STORE_up_ref error");
- return WOLFSSL_FAILURE;
- }
- /* free existing store if it exists */
- wolfSSL_X509_STORE_free(ssl->x509_store_pt);
- if (str == ssl->ctx->x509_store_pt)
- ssl->x509_store_pt = NULL; /* if setting ctx store then just revert
- to using that instead */
- else
- ssl->x509_store_pt = str; /* take ownership of store and free it
- with SSL free */
- return WOLFSSL_SUCCESS;
- }
- #endif /* !NO_CERTS && (OPENSSL_EXTRA || WOLFSSL_WPAS_SMALL) */
- #ifdef WOLFSSL_ENCRYPTED_KEYS
- void wolfSSL_CTX_set_default_passwd_cb_userdata(WOLFSSL_CTX* ctx,
- void* userdata)
- {
- WOLFSSL_ENTER("SSL_CTX_set_default_passwd_cb_userdata");
- if (ctx)
- ctx->passwd_userdata = userdata;
- }
- void wolfSSL_CTX_set_default_passwd_cb(WOLFSSL_CTX* ctx, wc_pem_password_cb*
- cb)
- {
- WOLFSSL_ENTER("SSL_CTX_set_default_passwd_cb");
- if (ctx)
- ctx->passwd_cb = cb;
- }
- wc_pem_password_cb* wolfSSL_CTX_get_default_passwd_cb(WOLFSSL_CTX *ctx)
- {
- if (ctx == NULL || ctx->passwd_cb == NULL) {
- return NULL;
- }
- return ctx->passwd_cb;
- }
- void* wolfSSL_CTX_get_default_passwd_cb_userdata(WOLFSSL_CTX *ctx)
- {
- if (ctx == NULL) {
- return NULL;
- }
- return ctx->passwd_userdata;
- }
- #endif /* WOLFSSL_ENCRYPTED_KEYS */
- #if defined(OPENSSL_EXTRA) || defined(HAVE_WEBSERVER)
- int wolfSSL_num_locks(void)
- {
- return 0;
- }
- void wolfSSL_set_locking_callback(void (*f)(int, int, const char*, int))
- {
- WOLFSSL_ENTER("wolfSSL_set_locking_callback");
- if (wc_SetMutexCb(f) != 0) {
- WOLFSSL_MSG("Error when setting mutex call back");
- }
- }
- typedef unsigned long (idCb)(void);
- static idCb* inner_idCb = NULL;
- unsigned long wolfSSL_thread_id(void)
- {
- if (inner_idCb != NULL) {
- return inner_idCb();
- }
- else {
- return 0;
- }
- }
- void wolfSSL_set_id_callback(unsigned long (*f)(void))
- {
- inner_idCb = f;
- }
- unsigned long wolfSSL_ERR_get_error(void)
- {
- WOLFSSL_ENTER("wolfSSL_ERR_get_error");
- #if defined(OPENSSL_ALL) || defined(WOLFSSL_NGINX) || defined(WOLFSSL_HAPROXY)
- {
- unsigned long ret = wolfSSL_ERR_peek_error_line_data(NULL, NULL,
- NULL, NULL);
- wc_RemoveErrorNode(-1);
- return ret;
- }
- #elif (defined(OPENSSL_EXTRA) || defined(DEBUG_WOLFSSL_VERBOSE))
- {
- int ret = wc_PullErrorNode(NULL, NULL, NULL);
- if (ret < 0) {
- if (ret == BAD_STATE_E) return 0; /* no errors in queue */
- WOLFSSL_MSG("Error with pulling error node!");
- WOLFSSL_LEAVE("wolfSSL_ERR_get_error", ret);
- ret = 0 - ret; /* return absolute value of error */
- /* panic and try to clear out nodes */
- wc_ClearErrorNodes();
- }
- return (unsigned long)ret;
- }
- #else
- return (unsigned long)(0 - NOT_COMPILED_IN);
- #endif
- }
- #if (defined(OPENSSL_EXTRA) || defined(DEBUG_WOLFSSL_VERBOSE))
- #ifndef NO_BIO
- /* print out and clear all errors */
- void wolfSSL_ERR_print_errors(WOLFSSL_BIO* bio)
- {
- const char* file = NULL;
- const char* reason = NULL;
- int ret;
- int line = 0;
- char buf[WOLFSSL_MAX_ERROR_SZ * 2];
- WOLFSSL_ENTER("wolfSSL_ERR_print_errors");
- if (bio == NULL) {
- WOLFSSL_MSG("BIO passed in was null");
- return;
- }
- do {
- ret = wc_PeekErrorNode(0, &file, &reason, &line);
- if (ret >= 0) {
- const char* r = wolfSSL_ERR_reason_error_string(0 - ret);
- XSNPRINTF(buf, sizeof(buf), "error:%d:wolfSSL library:%s:%s:%d\n",
- ret, r, file, line);
- wolfSSL_BIO_write(bio, buf, (int)XSTRLEN(buf));
- wc_RemoveErrorNode(0);
- }
- } while (ret >= 0);
- if (wolfSSL_BIO_write(bio, "", 1) != 1) {
- WOLFSSL_MSG("Issue writing final string terminator");
- }
- }
- #endif /* !NO_BIO */
- #endif /* OPENSSL_EXTRA || DEBUG_WOLFSSL_VERBOSE */
- #endif /* OPENSSL_EXTRA || HAVE_WEBSERVER */
- #if defined(OPENSSL_EXTRA) || defined(WOLFSSL_WPAS_SMALL) || \
- defined(HAVE_SECRET_CALLBACK)
- #if !defined(NO_WOLFSSL_SERVER)
- size_t wolfSSL_get_server_random(const WOLFSSL *ssl, unsigned char *out,
- size_t outSz)
- {
- size_t size;
- /* return max size of buffer */
- if (outSz == 0) {
- return RAN_LEN;
- }
- if (ssl == NULL || out == NULL) {
- return 0;
- }
- if (ssl->options.saveArrays == 0 || ssl->arrays == NULL) {
- WOLFSSL_MSG("Arrays struct not saved after handshake");
- return 0;
- }
- if (outSz > RAN_LEN) {
- size = RAN_LEN;
- }
- else {
- size = outSz;
- }
- XMEMCPY(out, ssl->arrays->serverRandom, size);
- return size;
- }
- #endif /* !NO_WOLFSSL_SERVER */
- #endif /* OPENSSL_EXTRA || WOLFSSL_WPAS_SMALL || HAVE_SECRET_CALLBACK */
- #ifdef OPENSSL_EXTRA
- #if !defined(NO_WOLFSSL_SERVER)
- /* Used to get the peer ephemeral public key sent during the connection
- * NOTE: currently wolfSSL_KeepHandshakeResources(WOLFSSL* ssl) must be called
- * before the ephemeral key is stored.
- * return WOLFSSL_SUCCESS on success */
- int wolfSSL_get_server_tmp_key(const WOLFSSL* ssl, WOLFSSL_EVP_PKEY** pkey)
- {
- WOLFSSL_EVP_PKEY* ret = NULL;
- WOLFSSL_ENTER("wolfSSL_get_server_tmp_key");
- if (ssl == NULL || pkey == NULL) {
- WOLFSSL_MSG("Bad argument passed in");
- return WOLFSSL_FAILURE;
- }
- #ifdef HAVE_ECC
- if (ssl->peerEccKey != NULL) {
- unsigned char* der;
- const unsigned char* pt;
- unsigned int derSz = 0;
- int sz;
- if (wc_ecc_export_x963(ssl->peerEccKey, NULL, &derSz) !=
- LENGTH_ONLY_E) {
- WOLFSSL_MSG("get ecc der size failed");
- return WOLFSSL_FAILURE;
- }
- derSz += MAX_SEQ_SZ + (2 * MAX_ALGO_SZ) + MAX_SEQ_SZ + TRAILING_ZERO;
- der = (unsigned char*)XMALLOC(derSz, ssl->heap, DYNAMIC_TYPE_KEY);
- if (der == NULL) {
- WOLFSSL_MSG("Memory error");
- return WOLFSSL_FAILURE;
- }
- if ((sz = wc_EccPublicKeyToDer(ssl->peerEccKey, der, derSz, 1)) <= 0) {
- WOLFSSL_MSG("get ecc der failed");
- XFREE(der, ssl->heap, DYNAMIC_TYPE_KEY);
- return WOLFSSL_FAILURE;
- }
- pt = der; /* in case pointer gets advanced */
- ret = wolfSSL_d2i_PUBKEY(NULL, &pt, sz);
- XFREE(der, ssl->heap, DYNAMIC_TYPE_KEY);
- }
- #endif
- *pkey = ret;
- #ifdef HAVE_ECC
- if (ret != NULL)
- return WOLFSSL_SUCCESS;
- else
- #endif
- return WOLFSSL_FAILURE;
- }
- #endif /* !NO_WOLFSSL_SERVER */
- /**
- * This function checks if any compiled in protocol versions are
- * left enabled after calls to set_min or set_max API.
- * @param ctx The WOLFSSL_CTX to check
- * @return WOLFSSL_SUCCESS on valid settings and WOLFSSL_FAILURE when no
- * protocol versions are left enabled.
- */
- static int CheckSslMethodVersion(byte major, unsigned long options)
- {
- int sanityConfirmed = 0;
- (void)options;
- switch (major) {
- #ifndef NO_TLS
- case SSLv3_MAJOR:
- #ifdef WOLFSSL_ALLOW_SSLV3
- if (!(options & WOLFSSL_OP_NO_SSLv3)) {
- sanityConfirmed = 1;
- }
- #endif
- #ifndef NO_OLD_TLS
- if (!(options & WOLFSSL_OP_NO_TLSv1))
- sanityConfirmed = 1;
- if (!(options & WOLFSSL_OP_NO_TLSv1_1))
- sanityConfirmed = 1;
- #endif
- #ifndef WOLFSSL_NO_TLS12
- if (!(options & WOLFSSL_OP_NO_TLSv1_2))
- sanityConfirmed = 1;
- #endif
- #ifdef WOLFSSL_TLS13
- if (!(options & WOLFSSL_OP_NO_TLSv1_3))
- sanityConfirmed = 1;
- #endif
- break;
- #endif
- #ifdef WOLFSSL_DTLS
- case DTLS_MAJOR:
- sanityConfirmed = 1;
- break;
- #endif
- default:
- WOLFSSL_MSG("Invalid major version");
- return WOLFSSL_FAILURE;
- }
- if (!sanityConfirmed) {
- WOLFSSL_MSG("All compiled in TLS versions disabled");
- return WOLFSSL_FAILURE;
- }
- return WOLFSSL_SUCCESS;
- }
- /**
- * This function attempts to set the minimum protocol version to use by SSL
- * objects created from this WOLFSSL_CTX. This API guarantees that a version
- * of SSL/TLS lower than specified here will not be allowed. If the version
- * specified is not compiled in then this API sets the lowest compiled in
- * protocol version. CheckSslMethodVersion() is called to check if any
- * remaining protocol versions are enabled.
- * @param ctx
- * @param version Any of the following
- * * SSL3_VERSION
- * * TLS1_VERSION
- * * TLS1_1_VERSION
- * * TLS1_2_VERSION
- * * TLS1_3_VERSION
- * * DTLS1_VERSION
- * * DTLS1_2_VERSION
- * @return WOLFSSL_SUCCESS on valid settings and WOLFSSL_FAILURE when no
- * protocol versions are left enabled.
- */
- int wolfSSL_CTX_set_min_proto_version(WOLFSSL_CTX* ctx, int version)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_set_min_proto_version");
- if (ctx == NULL) {
- return WOLFSSL_FAILURE;
- }
- switch (version) {
- #ifndef NO_TLS
- case SSL3_VERSION:
- #if defined(WOLFSSL_ALLOW_SSLV3) && !defined(NO_OLD_TLS)
- ctx->minDowngrade = SSLv3_MINOR;
- break;
- #endif
- case TLS1_VERSION:
- #ifdef WOLFSSL_ALLOW_TLSV10
- ctx->minDowngrade = TLSv1_MINOR;
- break;
- #endif
- case TLS1_1_VERSION:
- #ifndef NO_OLD_TLS
- ctx->minDowngrade = TLSv1_1_MINOR;
- break;
- #endif
- case TLS1_2_VERSION:
- #ifndef WOLFSSL_NO_TLS12
- ctx->minDowngrade = TLSv1_2_MINOR;
- break;
- #endif
- case TLS1_3_VERSION:
- #ifdef WOLFSSL_TLS13
- ctx->minDowngrade = TLSv1_3_MINOR;
- break;
- #endif
- #endif
- #ifdef WOLFSSL_DTLS
- case DTLS1_VERSION:
- #ifndef NO_OLD_TLS
- ctx->minDowngrade = DTLS_MINOR;
- break;
- #endif
- case DTLS1_2_VERSION:
- ctx->minDowngrade = DTLSv1_2_MINOR;
- break;
- #endif
- default:
- WOLFSSL_MSG("Unrecognized protocol version or not compiled in");
- return WOLFSSL_FAILURE;
- }
- switch (version) {
- #ifndef NO_TLS
- case TLS1_3_VERSION:
- wolfSSL_CTX_set_options(ctx, WOLFSSL_OP_NO_TLSv1_2);
- FALL_THROUGH;
- case TLS1_2_VERSION:
- wolfSSL_CTX_set_options(ctx, WOLFSSL_OP_NO_TLSv1_1);
- FALL_THROUGH;
- case TLS1_1_VERSION:
- wolfSSL_CTX_set_options(ctx, WOLFSSL_OP_NO_TLSv1);
- FALL_THROUGH;
- case TLS1_VERSION:
- wolfSSL_CTX_set_options(ctx, WOLFSSL_OP_NO_SSLv3);
- break;
- case SSL3_VERSION:
- case SSL2_VERSION:
- /* Nothing to do here */
- break;
- #endif
- #ifdef WOLFSSL_DTLS
- case DTLS1_VERSION:
- case DTLS1_2_VERSION:
- break;
- #endif
- default:
- WOLFSSL_MSG("Unrecognized protocol version or not compiled in");
- return WOLFSSL_FAILURE;
- }
- return CheckSslMethodVersion(ctx->method->version.major, ctx->mask);
- }
- /**
- * This function attempts to set the maximum protocol version to use by SSL
- * objects created from this WOLFSSL_CTX. This API guarantees that a version
- * of SSL/TLS higher than specified here will not be allowed. If the version
- * specified is not compiled in then this API sets the highest compiled in
- * protocol version. CheckSslMethodVersion() is called to check if any
- * remaining protocol versions are enabled.
- * @param ctx
- * @param version Any of the following
- * * SSL3_VERSION
- * * TLS1_VERSION
- * * TLS1_1_VERSION
- * * TLS1_2_VERSION
- * * TLS1_3_VERSION
- * * DTLS1_VERSION
- * * DTLS1_2_VERSION
- * @return WOLFSSL_SUCCESS on valid settings and WOLFSSL_FAILURE when no
- * protocol versions are left enabled.
- */
- int wolfSSL_CTX_set_max_proto_version(WOLFSSL_CTX* ctx, int ver)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_set_max_proto_version");
- if (!ctx || !ctx->method) {
- WOLFSSL_MSG("Bad parameter");
- return WOLFSSL_FAILURE;
- }
- switch (ver) {
- case SSL2_VERSION:
- WOLFSSL_MSG("wolfSSL does not support SSLv2");
- return WOLFSSL_FAILURE;
- #ifndef NO_TLS
- case SSL3_VERSION:
- wolfSSL_CTX_set_options(ctx, WOLFSSL_OP_NO_TLSv1);
- FALL_THROUGH;
- case TLS1_VERSION:
- wolfSSL_CTX_set_options(ctx, WOLFSSL_OP_NO_TLSv1_1);
- FALL_THROUGH;
- case TLS1_1_VERSION:
- wolfSSL_CTX_set_options(ctx, WOLFSSL_OP_NO_TLSv1_2);
- FALL_THROUGH;
- case TLS1_2_VERSION:
- wolfSSL_CTX_set_options(ctx, WOLFSSL_OP_NO_TLSv1_3);
- FALL_THROUGH;
- case TLS1_3_VERSION:
- /* Nothing to do here */
- break;
- #endif
- #ifdef WOLFSSL_DTLS
- case DTLS1_VERSION:
- case DTLS1_2_VERSION:
- break;
- #endif
- default:
- WOLFSSL_MSG("Unrecognized protocol version or not compiled in");
- return WOLFSSL_FAILURE;
- }
- return CheckSslMethodVersion(ctx->method->version.major, ctx->mask);
- }
- int wolfSSL_set_min_proto_version(WOLFSSL* ssl, int ver)
- {
- WOLFSSL_ENTER("wolfSSL_set_min_proto_version");
- if (ssl == NULL) {
- return WOLFSSL_FAILURE;
- }
- switch (ver) {
- #ifndef NO_TLS
- case SSL3_VERSION:
- #if defined(WOLFSSL_ALLOW_SSLV3) && !defined(NO_OLD_TLS)
- ssl->options.minDowngrade = SSLv3_MINOR;
- break;
- #endif
- case TLS1_VERSION:
- #ifdef WOLFSSL_ALLOW_TLSV10
- ssl->options.minDowngrade = TLSv1_MINOR;
- break;
- #endif
- case TLS1_1_VERSION:
- #ifndef NO_OLD_TLS
- ssl->options.minDowngrade = TLSv1_1_MINOR;
- break;
- #endif
- case TLS1_2_VERSION:
- #ifndef WOLFSSL_NO_TLS12
- ssl->options.minDowngrade = TLSv1_2_MINOR;
- break;
- #endif
- case TLS1_3_VERSION:
- #ifdef WOLFSSL_TLS13
- ssl->options.minDowngrade = TLSv1_3_MINOR;
- break;
- #endif
- #endif
- #ifdef WOLFSSL_DTLS
- case DTLS1_VERSION:
- #ifndef NO_OLD_TLS
- ssl->options.minDowngrade = DTLS_MINOR;
- break;
- #endif
- case DTLS1_2_VERSION:
- ssl->options.minDowngrade = DTLSv1_2_MINOR;
- break;
- #endif
- default:
- WOLFSSL_MSG("Unrecognized protocol version or not compiled in");
- return WOLFSSL_FAILURE;
- }
- switch (ver) {
- #ifndef NO_TLS
- case TLS1_3_VERSION:
- ssl->options.mask |= WOLFSSL_OP_NO_TLSv1_2;
- FALL_THROUGH;
- case TLS1_2_VERSION:
- ssl->options.mask |= WOLFSSL_OP_NO_TLSv1_1;
- FALL_THROUGH;
- case TLS1_1_VERSION:
- ssl->options.mask |= WOLFSSL_OP_NO_TLSv1;
- FALL_THROUGH;
- case TLS1_VERSION:
- ssl->options.mask |= WOLFSSL_OP_NO_SSLv3;
- break;
- case SSL3_VERSION:
- case SSL2_VERSION:
- /* Nothing to do here */
- break;
- #endif
- #ifdef WOLFSSL_DTLS
- case DTLS1_VERSION:
- case DTLS1_2_VERSION:
- break;
- #endif
- default:
- WOLFSSL_MSG("Unrecognized protocol version or not compiled in");
- return WOLFSSL_FAILURE;
- }
- return CheckSslMethodVersion(ssl->version.major, ssl->options.mask);
- }
- int wolfSSL_set_max_proto_version(WOLFSSL* ssl, int ver)
- {
- WOLFSSL_ENTER("wolfSSL_set_max_proto_version");
- if (!ssl) {
- WOLFSSL_MSG("Bad parameter");
- return WOLFSSL_FAILURE;
- }
- switch (ver) {
- case SSL2_VERSION:
- WOLFSSL_MSG("wolfSSL does not support SSLv2");
- return WOLFSSL_FAILURE;
- #ifndef NO_TLS
- case SSL3_VERSION:
- ssl->options.mask |= WOLFSSL_OP_NO_TLSv1;
- FALL_THROUGH;
- case TLS1_VERSION:
- ssl->options.mask |= WOLFSSL_OP_NO_TLSv1_1;
- FALL_THROUGH;
- case TLS1_1_VERSION:
- ssl->options.mask |= WOLFSSL_OP_NO_TLSv1_2;
- FALL_THROUGH;
- case TLS1_2_VERSION:
- ssl->options.mask |= WOLFSSL_OP_NO_TLSv1_3;
- FALL_THROUGH;
- case TLS1_3_VERSION:
- /* Nothing to do here */
- break;
- #endif
- #ifdef WOLFSSL_DTLS
- case DTLS1_VERSION:
- case DTLS1_2_VERSION:
- break;
- #endif
- default:
- WOLFSSL_MSG("Unrecognized protocol version or not compiled in");
- return WOLFSSL_FAILURE;
- }
- return CheckSslMethodVersion(ssl->version.major, ssl->options.mask);
- }
- static int GetMinProtoVersion(int minDowngrade)
- {
- int ret;
- switch (minDowngrade) {
- #ifndef NO_OLD_TLS
- #ifdef WOLFSSL_ALLOW_SSLV3
- case SSLv3_MINOR:
- ret = SSL3_VERSION;
- break;
- #endif
- #ifdef WOLFSSL_ALLOW_TLSV10
- case TLSv1_MINOR:
- ret = TLS1_VERSION;
- break;
- #endif
- case TLSv1_1_MINOR:
- ret = TLS1_1_VERSION;
- break;
- #endif
- #ifndef WOLFSSL_NO_TLS12
- case TLSv1_2_MINOR:
- ret = TLS1_2_VERSION;
- break;
- #endif
- #ifdef WOLFSSL_TLS13
- case TLSv1_3_MINOR:
- ret = TLS1_3_VERSION;
- break;
- #endif
- default:
- ret = 0;
- break;
- }
- return ret;
- }
- WOLFSSL_API int wolfSSL_CTX_get_min_proto_version(WOLFSSL_CTX* ctx)
- {
- int ret = 0;
- WOLFSSL_ENTER("wolfSSL_CTX_get_min_proto_version");
- if (ctx != NULL) {
- ret = GetMinProtoVersion(ctx->minDowngrade);
- }
- if (ret == 0) {
- ret = GetMinProtoVersion(WOLFSSL_MIN_DOWNGRADE);
- }
- WOLFSSL_LEAVE("wolfSSL_CTX_get_min_proto_version", ret);
- return ret;
- }
- #endif /* OPENSSL_EXTRA */
- #if defined(OPENSSL_EXTRA) || defined(WOLFSSL_WPAS_SMALL) || \
- defined(HAVE_SECRET_CALLBACK)
- #if !defined(NO_WOLFSSL_CLIENT)
- /* Return the amount of random bytes copied over or error case.
- * ssl : ssl struct after handshake
- * out : buffer to hold random bytes
- * outSz : either 0 (return max buffer sz) or size of out buffer
- *
- * NOTE: wolfSSL_KeepArrays(ssl) must be called to retain handshake information.
- */
- size_t wolfSSL_get_client_random(const WOLFSSL* ssl, unsigned char* out,
- size_t outSz)
- {
- size_t size;
- /* return max size of buffer */
- if (outSz == 0) {
- return RAN_LEN;
- }
- if (ssl == NULL || out == NULL) {
- return 0;
- }
- if (ssl->options.saveArrays == 0 || ssl->arrays == NULL) {
- WOLFSSL_MSG("Arrays struct not saved after handshake");
- return 0;
- }
- if (outSz > RAN_LEN) {
- size = RAN_LEN;
- }
- else {
- size = outSz;
- }
- XMEMCPY(out, ssl->arrays->clientRandom, size);
- return size;
- }
- #endif /* !NO_WOLFSSL_CLIENT */
- #endif /* OPENSSL_EXTRA || WOLFSSL_WPAS_SMALL || HAVE_SECRET_CALLBACK */
- #ifdef OPENSSL_EXTRA
- unsigned long wolfSSLeay(void)
- {
- return SSLEAY_VERSION_NUMBER;
- }
- unsigned long wolfSSL_OpenSSL_version_num(void)
- {
- return OPENSSL_VERSION_NUMBER;
- }
- const char* wolfSSLeay_version(int type)
- {
- static const char* version = "SSLeay wolfSSL compatibility";
- (void)type;
- return version;
- }
- #ifndef NO_MD5
- int wolfSSL_MD5_Init(WOLFSSL_MD5_CTX* md5)
- {
- int ret;
- typedef char md5_test[sizeof(MD5_CTX) >= sizeof(wc_Md5) ? 1 : -1];
- (void)sizeof(md5_test);
- WOLFSSL_ENTER("MD5_Init");
- ret = wc_InitMd5((wc_Md5*)md5);
- /* return 1 on success, 0 otherwise */
- if (ret == 0)
- return 1;
- return 0;
- }
- int wolfSSL_MD5_Update(WOLFSSL_MD5_CTX* md5, const void* input,
- unsigned long sz)
- {
- int ret;
- WOLFSSL_ENTER("wolfSSL_MD5_Update");
- ret = wc_Md5Update((wc_Md5*)md5, (const byte*)input, (word32)sz);
- /* return 1 on success, 0 otherwise */
- if (ret == 0)
- return 1;
- return 0;
- }
- int wolfSSL_MD5_Final(byte* input, WOLFSSL_MD5_CTX* md5)
- {
- int ret;
- WOLFSSL_ENTER("MD5_Final");
- ret = wc_Md5Final((wc_Md5*)md5, input);
- /* have to actually free the resources (if any) here, because the
- * OpenSSL API doesn't include SHA*_Free().
- */
- wc_Md5Free((wc_Md5*)md5);
- /* return 1 on success, 0 otherwise */
- if (ret == 0)
- return 1;
- return 0;
- }
- /* Apply MD5 transformation to the data */
- int wolfSSL_MD5_Transform(WOLFSSL_MD5_CTX* md5, const unsigned char* data)
- {
- int ret;
- WOLFSSL_ENTER("MD5_Transform");
- /* sanity check */
- if (md5 == NULL || data == NULL) {
- return 0;
- }
- #if defined(BIG_ENDIAN_ORDER)
- {
- ByteReverseWords((word32*)data, (word32*)data, WC_MD5_BLOCK_SIZE);
- }
- #endif
- ret = wc_Md5Transform((wc_Md5*)md5, data);
- /* return 1 on success, 0 otherwise */
- if (ret == 0)
- return 1;
- else
- return 0;
- }
- unsigned char *wolfSSL_MD5(const unsigned char* data, size_t len,
- unsigned char* hash)
- {
- static unsigned char out[WC_MD5_DIGEST_SIZE];
- WOLFSSL_ENTER("wolfSSL_MD5");
- if (hash == NULL)
- hash = out;
- if (wc_Md5Hash(data, (word32)len, hash) != 0) {
- WOLFSSL_MSG("wc_Md5Hash error");
- return NULL;
- }
- return hash;
- }
- #endif /* !NO_MD5 */
- #ifndef NO_SHA
- int wolfSSL_SHA_Init(WOLFSSL_SHA_CTX* sha)
- {
- int ret;
- typedef char sha_test[sizeof(SHA_CTX) >= sizeof(wc_Sha) ? 1 : -1];
- (void)sizeof(sha_test);
- WOLFSSL_ENTER("SHA_Init");
- ret = wc_InitSha((wc_Sha*)sha);
- /* return 1 on success, 0 otherwise */
- if (ret == 0)
- return 1;
- return 0;
- }
- int wolfSSL_SHA_Update(WOLFSSL_SHA_CTX* sha, const void* input,
- unsigned long sz)
- {
- int ret;
- WOLFSSL_ENTER("SHA_Update");
- ret = wc_ShaUpdate((wc_Sha*)sha, (const byte*)input, (word32)sz);
- /* return 1 on success, 0 otherwise */
- if (ret == 0)
- return 1;
- return 0;
- }
- int wolfSSL_SHA_Final(byte* input, WOLFSSL_SHA_CTX* sha)
- {
- int ret;
- WOLFSSL_ENTER("SHA_Final");
- ret = wc_ShaFinal((wc_Sha*)sha, input);
- /* have to actually free the resources (if any) here, because the
- * OpenSSL API doesn't include SHA*_Free().
- */
- wc_ShaFree((wc_Sha*)sha);
- /* return 1 on success, 0 otherwise */
- if (ret == 0)
- return 1;
- return 0;
- }
- #if defined(OPENSSL_EXTRA)
- #if !defined(HAVE_SELFTEST) && (!defined(HAVE_FIPS) || \
- (defined(HAVE_FIPS_VERSION) && (HAVE_FIPS_VERSION > 2)))
- /* Apply SHA1 transformation to the data */
- int wolfSSL_SHA_Transform(WOLFSSL_SHA_CTX* sha,
- const unsigned char* data)
- {
- int ret;
- WOLFSSL_ENTER("SHA_Transform");
- /* sanity check */
- if (sha == NULL || data == NULL) {
- return 0;
- }
- #if defined(LITTLE_ENDIAN_ORDER)
- {
- ByteReverseWords((word32*)data, (word32*)data, WC_SHA_BLOCK_SIZE);
- }
- #endif
- ret = wc_ShaTransform((wc_Sha*)sha, data);
- /* return 1 on success, 0 otherwise */
- if (ret == 0)
- return 1;
- else
- return 0;
- }
- #endif
- #endif
- int wolfSSL_SHA1_Init(WOLFSSL_SHA_CTX* sha)
- {
- WOLFSSL_ENTER("SHA1_Init");
- return SHA_Init(sha);
- }
- int wolfSSL_SHA1_Update(WOLFSSL_SHA_CTX* sha, const void* input,
- unsigned long sz)
- {
- WOLFSSL_ENTER("SHA1_Update");
- return SHA_Update(sha, input, sz);
- }
- int wolfSSL_SHA1_Final(byte* input, WOLFSSL_SHA_CTX* sha)
- {
- WOLFSSL_ENTER("SHA1_Final");
- return SHA_Final(input, sha);
- }
- #if defined(OPENSSL_EXTRA)
- #if !defined(HAVE_SELFTEST) && (!defined(HAVE_FIPS) || \
- (defined(HAVE_FIPS_VERSION) && (HAVE_FIPS_VERSION > 2)))
- /* Apply SHA1 transformation to the data */
- int wolfSSL_SHA1_Transform(WOLFSSL_SHA_CTX* sha,
- const unsigned char* data)
- {
- WOLFSSL_ENTER("SHA1_Transform");
- return (wolfSSL_SHA_Transform(sha, data));
- }
- #endif
- #endif
- #endif /* !NO_SHA */
- #ifdef WOLFSSL_SHA224
- int wolfSSL_SHA224_Init(WOLFSSL_SHA224_CTX* sha)
- {
- int ret;
- typedef char sha_test[sizeof(SHA224_CTX) >= sizeof(wc_Sha224) ? 1 : -1];
- (void)sizeof(sha_test);
- WOLFSSL_ENTER("SHA224_Init");
- ret = wc_InitSha224((wc_Sha224*)sha);
- /* return 1 on success, 0 otherwise */
- if (ret == 0)
- return 1;
- return 0;
- }
- int wolfSSL_SHA224_Update(WOLFSSL_SHA224_CTX* sha, const void* input,
- unsigned long sz)
- {
- int ret;
- WOLFSSL_ENTER("SHA224_Update");
- ret = wc_Sha224Update((wc_Sha224*)sha, (const byte*)input, (word32)sz);
- /* return 1 on success, 0 otherwise */
- if (ret == 0)
- return 1;
- return 0;
- }
- int wolfSSL_SHA224_Final(byte* input, WOLFSSL_SHA224_CTX* sha)
- {
- int ret;
- WOLFSSL_ENTER("SHA224_Final");
- ret = wc_Sha224Final((wc_Sha224*)sha, input);
- /* have to actually free the resources (if any) here, because the
- * OpenSSL API doesn't include SHA*_Free().
- */
- wc_Sha224Free((wc_Sha224*)sha);
- /* return 1 on success, 0 otherwise */
- if (ret == 0)
- return 1;
- return 0;
- }
- #endif /* WOLFSSL_SHA224 */
- int wolfSSL_SHA256_Init(WOLFSSL_SHA256_CTX* sha256)
- {
- int ret;
- typedef char sha_test[sizeof(SHA256_CTX) >= sizeof(wc_Sha256) ? 1 : -1];
- (void)sizeof(sha_test);
- WOLFSSL_ENTER("SHA256_Init");
- ret = wc_InitSha256((wc_Sha256*)sha256);
- /* return 1 on success, 0 otherwise */
- if (ret == 0)
- return 1;
- return 0;
- }
- int wolfSSL_SHA256_Update(WOLFSSL_SHA256_CTX* sha, const void* input,
- unsigned long sz)
- {
- int ret;
- WOLFSSL_ENTER("SHA256_Update");
- ret = wc_Sha256Update((wc_Sha256*)sha, (const byte*)input, (word32)sz);
- /* return 1 on success, 0 otherwise */
- if (ret == 0)
- return 1;
- return 0;
- }
- int wolfSSL_SHA256_Final(byte* input, WOLFSSL_SHA256_CTX* sha)
- {
- int ret;
- WOLFSSL_ENTER("SHA256_Final");
- ret = wc_Sha256Final((wc_Sha256*)sha, input);
- /* have to actually free the resources (if any) here, because the
- * OpenSSL API doesn't include SHA*_Free().
- */
- wc_Sha256Free((wc_Sha256*)sha);
- /* return 1 on success, 0 otherwise */
- if (ret == 0)
- return 1;
- return 0;
- }
- #if defined(OPENSSL_EXTRA)
- #if !defined(HAVE_SELFTEST) && (!defined(HAVE_FIPS) || \
- (defined(HAVE_FIPS_VERSION) && (HAVE_FIPS_VERSION > 2))) && \
- !defined(WOLFSSL_DEVCRYPTO_HASH) && !defined(WOLFSSL_AFALG_HASH)
- /* Apply SHA256 transformation to the data */
- int wolfSSL_SHA256_Transform(WOLFSSL_SHA256_CTX* sha256,
- const unsigned char* data)
- {
- int ret;
- WOLFSSL_ENTER("SHA256_Transform");
- /* sanity check */
- if (sha256 == NULL || data == NULL) {
- return 0;
- }
- #if defined(LITTLE_ENDIAN_ORDER)
- {
- ByteReverseWords((word32*)data, (word32*)data, WC_SHA256_BLOCK_SIZE);
- }
- #endif
- ret = wc_Sha256Transform((wc_Sha256*)sha256, data);
- /* return 1 on success, 0 otherwise */
- if (ret == 0)
- return 1;
- else
- return 0;
- }
- #endif
- #endif
- #ifdef WOLFSSL_SHA384
- int wolfSSL_SHA384_Init(WOLFSSL_SHA384_CTX* sha)
- {
- int ret;
- typedef char sha_test[sizeof(SHA384_CTX) >= sizeof(wc_Sha384) ? 1 : -1];
- (void)sizeof(sha_test);
- WOLFSSL_ENTER("SHA384_Init");
- ret = wc_InitSha384((wc_Sha384*)sha);
- /* return 1 on success, 0 otherwise */
- if (ret == 0)
- return 1;
- return 0;
- }
- int wolfSSL_SHA384_Update(WOLFSSL_SHA384_CTX* sha, const void* input,
- unsigned long sz)
- {
- int ret;
- WOLFSSL_ENTER("SHA384_Update");
- ret = wc_Sha384Update((wc_Sha384*)sha, (const byte*)input, (word32)sz);
- /* return 1 on success, 0 otherwise */
- if (ret == 0)
- return 1;
- return 0;
- }
- int wolfSSL_SHA384_Final(byte* input, WOLFSSL_SHA384_CTX* sha)
- {
- int ret;
- WOLFSSL_ENTER("SHA384_Final");
- ret = wc_Sha384Final((wc_Sha384*)sha, input);
- /* have to actually free the resources (if any) here, because the
- * OpenSSL API doesn't include SHA*_Free().
- */
- wc_Sha384Free((wc_Sha384*)sha);
- /* return 1 on success, 0 otherwise */
- if (ret == 0)
- return 1;
- return 0;
- }
- #endif /* WOLFSSL_SHA384 */
- #ifdef WOLFSSL_SHA512
- int wolfSSL_SHA512_Init(WOLFSSL_SHA512_CTX* sha)
- {
- int ret;
- typedef char sha_test[sizeof(SHA512_CTX) >= sizeof(wc_Sha512) ? 1 : -1];
- (void)sizeof(sha_test);
- WOLFSSL_ENTER("SHA512_Init");
- ret = wc_InitSha512((wc_Sha512*)sha);
- /* return 1 on success, 0 otherwise */
- if (ret == 0)
- return 1;
- return 0;
- }
- int wolfSSL_SHA512_Update(WOLFSSL_SHA512_CTX* sha, const void* input,
- unsigned long sz)
- {
- int ret;
- WOLFSSL_ENTER("SHA512_Update");
- ret = wc_Sha512Update((wc_Sha512*)sha, (const byte*)input, (word32)sz);
- /* return 1 on success, 0 otherwise */
- if (ret == 0)
- return 1;
- return 0;
- }
- int wolfSSL_SHA512_Final(byte* input, WOLFSSL_SHA512_CTX* sha)
- {
- int ret;
- WOLFSSL_ENTER("SHA512_Final");
- ret = wc_Sha512Final((wc_Sha512*)sha, input);
- /* have to actually free the resources (if any) here, because the
- * OpenSSL API doesn't include SHA*_Free().
- */
- wc_Sha512Free((wc_Sha512*)sha);
- /* return 1 on success, 0 otherwise */
- if (ret == 0)
- return 1;
- return 0;
- }
- #if !defined(HAVE_SELFTEST) && (!defined(HAVE_FIPS) || \
- (defined(HAVE_FIPS_VERSION) && (HAVE_FIPS_VERSION > 2)))
- /* Apply SHA512 transformation to the data */
- int wolfSSL_SHA512_Transform(WOLFSSL_SHA512_CTX* sha512,
- const unsigned char* data)
- {
- int ret;
- WOLFSSL_ENTER("SHA512_Transform");
- /* sanity check */
- if (sha512 == NULL || data == NULL) {
- return WOLFSSL_FAILURE;
- }
- ret = wc_Sha512Transform((wc_Sha512*)sha512, data);
- /* return 1 on success, 0 otherwise */
- if (ret == 0)
- return WOLFSSL_SUCCESS;
- else
- return WOLFSSL_FAILURE;
- }
- #endif /* !defined(HAVE_FIPS) || (defined(HAVE_FIPS_VERSION) && \
- (HAVE_FIPS_VERSION > 2)) */
- #if !defined(HAVE_FIPS) && !defined(HAVE_SELFTEST)
- #if !defined(WOLFSSL_NOSHA512_224)
- int wolfSSL_SHA512_224_Init(WOLFSSL_SHA512_224_CTX* sha)
- {
- int ret;
- WOLFSSL_ENTER("wolfSSL_SHA512_224_Init");
- ret = wc_InitSha512_224((wc_Sha512*)sha);
- /* return WOLFSSL_SUCCESS on success, WOLFSSL_FAILURE otherwise */
- if (ret == 0)
- return WOLFSSL_SUCCESS;
- return WOLFSSL_FAILURE;
- }
- int wolfSSL_SHA512_224_Update(WOLFSSL_SHA512_224_CTX* sha,
- const void* input, unsigned long sz)
- {
- int ret;
- WOLFSSL_ENTER("wolfSSL_SHA512_224_Update");
- ret = wc_Sha512_224Update((wc_Sha512*)sha, (const byte*)input, (word32)sz);
- /* return WOLFSSL_SUCCESS on success, WOLFSSL_FAILURE otherwise */
- if (ret == 0)
- return WOLFSSL_SUCCESS;
- return WOLFSSL_FAILURE;
- }
- int wolfSSL_SHA512_224_Final(byte* input, WOLFSSL_SHA512_224_CTX* sha)
- {
- int ret;
- WOLFSSL_ENTER("wolfSSL_SHA512_224_Final");
- ret = wc_Sha512_224Final((wc_Sha512*)sha, input);
- /* return WOLFSSL_SUCCESS on success, WOLFSSL_FAILURE otherwise */
- if (ret == 0)
- return WOLFSSL_SUCCESS;
- return WOLFSSL_FAILURE;
- }
- #endif /* !WOLFSSL_NOSHA512_224 */
- #if !defined(WOLFSSL_NOSHA512_256)
- int wolfSSL_SHA512_256_Init(WOLFSSL_SHA512_256_CTX* sha)
- {
- int ret;
- WOLFSSL_ENTER("wolfSSL_SHA512_256_Init");
- ret = wc_InitSha512_256((wc_Sha512*)sha);
- /* return WOLFSSL_SUCCESS on success, WOLFSSL_FAILURE otherwise */
- if (ret == 0)
- return WOLFSSL_SUCCESS;
- return WOLFSSL_FAILURE;
- }
- int wolfSSL_SHA512_256_Update(WOLFSSL_SHA512_256_CTX* sha,
- const void* input, unsigned long sz)
- {
- int ret;
- WOLFSSL_ENTER("wolfSSL_SHA512_256_Update");
- ret = wc_Sha512_256Update((wc_Sha512*)sha, (const byte*)input, (word32)sz);
- /* return WOLFSSL_SUCCESS on success, WOLFSSL_FAILURE otherwise */
- if (ret == 0)
- return WOLFSSL_SUCCESS;
- return WOLFSSL_FAILURE;
- }
- int wolfSSL_SHA512_256_Final(byte* input, WOLFSSL_SHA512_256_CTX* sha)
- {
- int ret;
- WOLFSSL_ENTER("wolfSSL_SHA512_256_Final");
- ret = wc_Sha512_256Final((wc_Sha512*)sha, input);
- /* return WOLFSSL_SUCCESS on success, 0 otherwise */
- if (ret == 0)
- return WOLFSSL_SUCCESS;
- return WOLFSSL_FAILURE;
- }
- #endif /* !WOLFSSL_NOSHA512_256 */
- #endif /* !HAVE_FIPS && !HAVE_SELFTEST */
- #endif /* WOLFSSL_SHA512 */
- #ifdef WOLFSSL_SHA3
- #ifndef WOLFSSL_NOSHA3_224
- int wolfSSL_SHA3_224_Init(WOLFSSL_SHA3_224_CTX* sha)
- {
- int ret;
- typedef char sha_test[sizeof(SHA3_224_CTX) >= sizeof(wc_Sha3) ? 1 : -1];
- (void)sizeof(sha_test);
- WOLFSSL_ENTER("SHA3_224_Init");
- ret = wc_InitSha3_224((wc_Sha3*)sha, NULL, 0);
- /* return 1 on success, 0 otherwise */
- if (ret == 0)
- return 1;
- return 0;
- }
- int wolfSSL_SHA3_224_Update(WOLFSSL_SHA3_224_CTX* sha, const void* input,
- unsigned long sz)
- {
- int ret;
- WOLFSSL_ENTER("SHA3_224_Update");
- ret = wc_Sha3_224_Update((wc_Sha3*)sha, (const byte*)input, (word32)sz);
- /* return 1 on success, 0 otherwise */
- if (ret == 0)
- return 1;
- return 0;
- }
- int wolfSSL_SHA3_224_Final(byte* input, WOLFSSL_SHA3_224_CTX* sha)
- {
- int ret;
- WOLFSSL_ENTER("SHA3_224_Final");
- ret = wc_Sha3_224_Final((wc_Sha3*)sha, input);
- /* have to actually free the resources (if any) here, because the
- * OpenSSL API doesn't include SHA*_Free().
- */
- wc_Sha3_224_Free((wc_Sha3*)sha);
- /* return 1 on success, 0 otherwise */
- if (ret == 0)
- return 1;
- return 0;
- }
- #endif /* WOLFSSL_NOSHA3_224 */
- #ifndef WOLFSSL_NOSHA3_256
- int wolfSSL_SHA3_256_Init(WOLFSSL_SHA3_256_CTX* sha3_256)
- {
- int ret;
- typedef char sha_test[sizeof(SHA3_256_CTX) >= sizeof(wc_Sha3) ? 1 : -1];
- (void)sizeof(sha_test);
- WOLFSSL_ENTER("SHA3_256_Init");
- ret = wc_InitSha3_256((wc_Sha3*)sha3_256, NULL, INVALID_DEVID);
- /* return 1 on success, 0 otherwise */
- if (ret == 0)
- return 1;
- return 0;
- }
- int wolfSSL_SHA3_256_Update(WOLFSSL_SHA3_256_CTX* sha, const void* input,
- unsigned long sz)
- {
- int ret;
- WOLFSSL_ENTER("SHA3_256_Update");
- ret = wc_Sha3_256_Update((wc_Sha3*)sha, (const byte*)input, (word32)sz);
- /* return 1 on success, 0 otherwise */
- if (ret == 0)
- return 1;
- return 0;
- }
- int wolfSSL_SHA3_256_Final(byte* input, WOLFSSL_SHA3_256_CTX* sha)
- {
- int ret;
- WOLFSSL_ENTER("SHA3_256_Final");
- ret = wc_Sha3_256_Final((wc_Sha3*)sha, input);
- /* have to actually free the resources (if any) here, because the
- * OpenSSL API doesn't include SHA*_Free().
- */
- wc_Sha3_256_Free((wc_Sha3*)sha);
- /* return 1 on success, 0 otherwise */
- if (ret == 0)
- return 1;
- return 0;
- }
- #endif /* WOLFSSL_NOSHA3_256 */
- int wolfSSL_SHA3_384_Init(WOLFSSL_SHA3_384_CTX* sha)
- {
- int ret;
- typedef char sha_test[sizeof(SHA3_384_CTX) >= sizeof(wc_Sha3) ? 1 : -1];
- (void)sizeof(sha_test);
- WOLFSSL_ENTER("SHA3_384_Init");
- ret = wc_InitSha3_384((wc_Sha3*)sha, NULL, 0);
- /* return 1 on success, 0 otherwise */
- if (ret == 0)
- return 1;
- return 0;
- }
- int wolfSSL_SHA3_384_Update(WOLFSSL_SHA3_384_CTX* sha, const void* input,
- unsigned long sz)
- {
- int ret;
- WOLFSSL_ENTER("SHA3_384_Update");
- ret = wc_Sha3_384_Update((wc_Sha3*)sha, (const byte*)input, (word32)sz);
- /* return 1 on success, 0 otherwise */
- if (ret == 0)
- return 1;
- return 0;
- }
- int wolfSSL_SHA3_384_Final(byte* input, WOLFSSL_SHA3_384_CTX* sha)
- {
- int ret;
- WOLFSSL_ENTER("SHA3_384_Final");
- ret = wc_Sha3_384_Final((wc_Sha3*)sha, input);
- /* have to actually free the resources (if any) here, because the
- * OpenSSL API doesn't include SHA*_Free().
- */
- wc_Sha3_384_Free((wc_Sha3*)sha);
- /* return 1 on success, 0 otherwise */
- if (ret == 0)
- return 1;
- return 0;
- }
- #ifndef WOLFSSL_NOSHA3_512
- int wolfSSL_SHA3_512_Init(WOLFSSL_SHA3_512_CTX* sha)
- {
- int ret;
- typedef char sha_test[sizeof(SHA3_512_CTX) >= sizeof(wc_Sha3) ? 1 : -1];
- (void)sizeof(sha_test);
- WOLFSSL_ENTER("SHA3_512_Init");
- ret = wc_InitSha3_512((wc_Sha3*)sha, NULL, 0);
- /* return 1 on success, 0 otherwise */
- if (ret == 0)
- return 1;
- return 0;
- }
- int wolfSSL_SHA3_512_Update(WOLFSSL_SHA3_512_CTX* sha, const void* input,
- unsigned long sz)
- {
- int ret;
- WOLFSSL_ENTER("SHA3_512_Update");
- ret = wc_Sha3_512_Update((wc_Sha3*)sha, (const byte*)input, (word32)sz);
- /* return 1 on success, 0 otherwise */
- if (ret == 0)
- return 1;
- return 0;
- }
- int wolfSSL_SHA3_512_Final(byte* input, WOLFSSL_SHA3_512_CTX* sha)
- {
- int ret;
- WOLFSSL_ENTER("SHA3_512_Final");
- ret = wc_Sha3_512_Final((wc_Sha3*)sha, input);
- /* have to actually free the resources (if any) here, because the
- * OpenSSL API doesn't include SHA*_Free().
- */
- wc_Sha3_512_Free((wc_Sha3*)sha);
- /* return 1 on success, 0 otherwise */
- if (ret == 0)
- return 1;
- return 0;
- }
- #endif /* WOLFSSL_NOSHA3_512 */
- #endif /* WOLFSSL_SHA3 */
- unsigned char* wolfSSL_HMAC(const WOLFSSL_EVP_MD* evp_md, const void* key,
- int key_len, const unsigned char* d, int n,
- unsigned char* md, unsigned int* md_len)
- {
- int type;
- int mdlen;
- unsigned char* ret = NULL;
- #ifdef WOLFSSL_SMALL_STACK
- Hmac* hmac = NULL;
- #else
- Hmac hmac[1];
- #endif
- void* heap = NULL;
- WOLFSSL_ENTER("wolfSSL_HMAC");
- if (!md) {
- WOLFSSL_MSG("Static buffer not supported, pass in md buffer");
- return NULL; /* no static buffer support */
- }
- #ifndef NO_MD5
- if (XSTRNCMP(evp_md, "MD5", 3) == 0) {
- type = WC_MD5;
- mdlen = WC_MD5_DIGEST_SIZE;
- } else
- #endif
- #ifdef WOLFSSL_SHA224
- if (XSTRNCMP(evp_md, "SHA224", 6) == 0) {
- type = WC_SHA224;
- mdlen = WC_SHA224_DIGEST_SIZE;
- } else
- #endif
- #ifndef NO_SHA256
- if (XSTRNCMP(evp_md, "SHA256", 6) == 0) {
- type = WC_SHA256;
- mdlen = WC_SHA256_DIGEST_SIZE;
- } else
- #endif
- #ifdef WOLFSSL_SHA384
- if (XSTRNCMP(evp_md, "SHA384", 6) == 0) {
- type = WC_SHA384;
- mdlen = WC_SHA384_DIGEST_SIZE;
- } else
- #endif
- #ifdef WOLFSSL_SHA512
- if (XSTRNCMP(evp_md, "SHA512", 6) == 0) {
- type = WC_SHA512;
- mdlen = WC_SHA512_DIGEST_SIZE;
- } else
- #endif
- #ifdef WOLFSSL_SHA3
- #ifndef WOLFSSL_NOSHA3_224
- if (XSTRNCMP(evp_md, "SHA3_224", 8) == 0) {
- type = WC_SHA3_224;
- mdlen = WC_SHA3_224_DIGEST_SIZE;
- } else
- #endif
- #ifndef WOLFSSL_NOSHA3_256
- if (XSTRNCMP(evp_md, "SHA3_256", 8) == 0) {
- type = WC_SHA3_256;
- mdlen = WC_SHA3_256_DIGEST_SIZE;
- } else
- #endif
- if (XSTRNCMP(evp_md, "SHA3_384", 8) == 0) {
- type = WC_SHA3_384;
- mdlen = WC_SHA3_384_DIGEST_SIZE;
- } else
- #ifndef WOLFSSL_NOSHA3_512
- if (XSTRNCMP(evp_md, "SHA3_512", 8) == 0) {
- type = WC_SHA3_512;
- mdlen = WC_SHA3_512_DIGEST_SIZE;
- } else
- #endif
- #endif
- #ifndef NO_SHA
- if (XSTRNCMP(evp_md, "SHA", 3) == 0) {
- type = WC_SHA;
- mdlen = WC_SHA_DIGEST_SIZE;
- } else
- #endif
- {
- return NULL;
- }
- #ifdef WOLFSSL_SMALL_STACK
- hmac = (Hmac*)XMALLOC(sizeof(Hmac), heap, DYNAMIC_TYPE_HMAC);
- if (hmac == NULL)
- return NULL;
- #endif
- if (wc_HmacInit(hmac, heap, INVALID_DEVID) == 0) {
- if (wc_HmacSetKey(hmac, type, (const byte*)key, key_len) == 0) {
- if (wc_HmacUpdate(hmac, d, n) == 0) {
- if (wc_HmacFinal(hmac, md) == 0) {
- if (md_len)
- *md_len = mdlen;
- ret = md;
- }
- }
- }
- wc_HmacFree(hmac);
- }
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(hmac, heap, DYNAMIC_TYPE_HMAC);
- #endif
- (void)evp_md;
- return ret;
- }
- void wolfSSL_ERR_clear_error(void)
- {
- WOLFSSL_ENTER("wolfSSL_ERR_clear_error");
- #if defined(DEBUG_WOLFSSL) || defined(WOLFSSL_NGINX) || \
- defined(OPENSSL_EXTRA) || defined(DEBUG_WOLFSSL_VERBOSE)
- wc_ClearErrorNodes();
- #endif
- }
- #ifndef NO_DES3
- /* 0 on ok */
- int wolfSSL_DES_key_sched(WOLFSSL_const_DES_cblock* key,
- WOLFSSL_DES_key_schedule* schedule)
- {
- WOLFSSL_ENTER("wolfSSL_DES_key_sched");
- if (key == NULL || schedule == NULL) {
- WOLFSSL_MSG("Null argument passed in");
- }
- else {
- XMEMCPY(schedule, key, sizeof(WOLFSSL_const_DES_cblock));
- }
- return 0;
- }
- /* intended to behave similar to Kerberos mit_des_cbc_cksum
- * return the last 4 bytes of cipher text */
- WOLFSSL_DES_LONG wolfSSL_DES_cbc_cksum(const unsigned char* in,
- WOLFSSL_DES_cblock* out, long length, WOLFSSL_DES_key_schedule* sc,
- WOLFSSL_const_DES_cblock* iv)
- {
- WOLFSSL_DES_LONG ret;
- unsigned char* tmp;
- unsigned char* data = (unsigned char*)in;
- long dataSz = length;
- byte dynamicFlag = 0; /* when padding the buffer created needs free'd */
- WOLFSSL_ENTER("wolfSSL_DES_cbc_cksum");
- if (in == NULL || out == NULL || sc == NULL || iv == NULL) {
- WOLFSSL_MSG("Bad argument passed in");
- return 0;
- }
- /* if input length is not a multiple of DES_BLOCK_SIZE pad with 0s */
- if (dataSz % DES_BLOCK_SIZE) {
- dataSz += DES_BLOCK_SIZE - (dataSz % DES_BLOCK_SIZE);
- data = (unsigned char*)XMALLOC(dataSz, NULL,
- DYNAMIC_TYPE_TMP_BUFFER);
- if (data == NULL) {
- WOLFSSL_MSG("Issue creating temporary buffer");
- return 0;
- }
- dynamicFlag = 1; /* set to free buffer at end */
- XMEMCPY(data, in, length);
- XMEMSET(data + length, 0, dataSz - length); /* padding */
- }
- tmp = (unsigned char*)XMALLOC(dataSz, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (tmp == NULL) {
- WOLFSSL_MSG("Issue creating temporary buffer");
- if (dynamicFlag == 1) {
- XFREE(data, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- }
- return 0;
- }
- wolfSSL_DES_cbc_encrypt(data, tmp, dataSz, sc,
- (WOLFSSL_DES_cblock*)iv, 1);
- XMEMCPY((unsigned char*)out, tmp + (dataSz - DES_BLOCK_SIZE),
- DES_BLOCK_SIZE);
- ret = (((*((unsigned char*)out + 4) & 0xFF) << 24)|
- ((*((unsigned char*)out + 5) & 0xFF) << 16)|
- ((*((unsigned char*)out + 6) & 0xFF) << 8) |
- (*((unsigned char*)out + 7) & 0xFF));
- XFREE(tmp, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (dynamicFlag == 1) {
- XFREE(data, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- }
- return ret;
- }
- void wolfSSL_DES_cbc_encrypt(const unsigned char* input,
- unsigned char* output, long length,
- WOLFSSL_DES_key_schedule* schedule,
- WOLFSSL_DES_cblock* ivec, int enc)
- {
- Des myDes;
- byte lastblock[DES_BLOCK_SIZE];
- int lb_sz;
- long blk;
- WOLFSSL_ENTER("DES_cbc_encrypt");
- /* OpenSSL compat, no ret */
- if (wc_Des_SetKey(&myDes, (const byte*)schedule, (const byte*)ivec,
- !enc) != 0) {
- WOLFSSL_MSG("wc_Des_SetKey return error.");
- return;
- }
- lb_sz = length%DES_BLOCK_SIZE;
- blk = length/DES_BLOCK_SIZE;
- if (enc){
- wc_Des_CbcEncrypt(&myDes, output, input, (word32)blk*DES_BLOCK_SIZE);
- if(lb_sz){
- XMEMSET(lastblock, 0, DES_BLOCK_SIZE);
- XMEMCPY(lastblock, input+length-lb_sz, lb_sz);
- wc_Des_CbcEncrypt(&myDes, output+blk*DES_BLOCK_SIZE,
- lastblock, (word32)DES_BLOCK_SIZE);
- }
- }
- else {
- wc_Des_CbcDecrypt(&myDes, output, input, (word32)blk*DES_BLOCK_SIZE);
- if(lb_sz){
- wc_Des_CbcDecrypt(&myDes, lastblock, input+length-lb_sz, (word32)DES_BLOCK_SIZE);
- XMEMCPY(output+length-lb_sz, lastblock, lb_sz);
- }
- }
- }
- /* WOLFSSL_DES_key_schedule is a unsigned char array of size 8 */
- void wolfSSL_DES_ede3_cbc_encrypt(const unsigned char* input,
- unsigned char* output, long sz,
- WOLFSSL_DES_key_schedule* ks1,
- WOLFSSL_DES_key_schedule* ks2,
- WOLFSSL_DES_key_schedule* ks3,
- WOLFSSL_DES_cblock* ivec, int enc)
- {
- int ret;
- Des3 des;
- byte key[24];/* EDE uses 24 size key */
- byte lastblock[DES_BLOCK_SIZE];
- int lb_sz;
- long blk;
- WOLFSSL_ENTER("wolfSSL_DES_ede3_cbc_encrypt");
- XMEMSET(key, 0, sizeof(key));
- XMEMCPY(key, *ks1, DES_BLOCK_SIZE);
- XMEMCPY(&key[DES_BLOCK_SIZE], *ks2, DES_BLOCK_SIZE);
- XMEMCPY(&key[DES_BLOCK_SIZE * 2], *ks3, DES_BLOCK_SIZE);
- lb_sz = sz%DES_BLOCK_SIZE;
- blk = sz/DES_BLOCK_SIZE;
- /* OpenSSL compat, no ret */
- (void)wc_Des3Init(&des, NULL, INVALID_DEVID);
- if (enc) {
- if (wc_Des3_SetKey(&des, key, (const byte*)ivec,
- DES_ENCRYPTION) == 0) {
- ret = wc_Des3_CbcEncrypt(&des, output, input, (word32)blk*DES_BLOCK_SIZE);
- #if defined(WOLFSSL_ASYNC_CRYPT)
- ret = wc_AsyncWait(ret, &des.asyncDev, WC_ASYNC_FLAG_NONE);
- #endif
- (void)ret; /* ignore return codes for processing */
- if(lb_sz){
- XMEMSET(lastblock, 0, DES_BLOCK_SIZE);
- XMEMCPY(lastblock, input+sz-lb_sz, lb_sz);
- ret = wc_Des3_CbcEncrypt(&des, output+blk*DES_BLOCK_SIZE,
- lastblock, (word32)DES_BLOCK_SIZE);
- #if defined(WOLFSSL_ASYNC_CRYPT)
- ret = wc_AsyncWait(ret, &des.asyncDev, WC_ASYNC_FLAG_NONE);
- #endif
- (void)ret; /* ignore return codes for processing */
- }
- }
- }
- else {
- if (wc_Des3_SetKey(&des, key, (const byte*)ivec,
- DES_DECRYPTION) == 0) {
- ret = wc_Des3_CbcDecrypt(&des, output, input, (word32)blk*DES_BLOCK_SIZE);
- #if defined(WOLFSSL_ASYNC_CRYPT)
- ret = wc_AsyncWait(ret, &des.asyncDev, WC_ASYNC_FLAG_NONE);
- #endif
- (void)ret; /* ignore return codes for processing */
- if(lb_sz){
- ret = wc_Des3_CbcDecrypt(&des, lastblock, input+sz-lb_sz, (word32)DES_BLOCK_SIZE);
- #if defined(WOLFSSL_ASYNC_CRYPT)
- ret = wc_AsyncWait(ret, &des.asyncDev, WC_ASYNC_FLAG_NONE);
- #endif
- (void)ret; /* ignore return codes for processing */
- XMEMCPY(output+sz-lb_sz, lastblock, lb_sz);
- }
- }
- }
- wc_Des3Free(&des);
- }
- /* correctly sets ivec for next call */
- void wolfSSL_DES_ncbc_encrypt(const unsigned char* input,
- unsigned char* output, long length,
- WOLFSSL_DES_key_schedule* schedule, WOLFSSL_DES_cblock* ivec,
- int enc)
- {
- Des myDes;
- byte lastblock[DES_BLOCK_SIZE];
- int lb_sz;
- long idx = length;
- long blk;
- WOLFSSL_ENTER("DES_ncbc_encrypt");
- /* OpenSSL compat, no ret */
- if (wc_Des_SetKey(&myDes, (const byte*)schedule,
- (const byte*)ivec, !enc) != 0) {
- WOLFSSL_MSG("wc_Des_SetKey return error.");
- return;
- }
- lb_sz = length%DES_BLOCK_SIZE;
- blk = length/DES_BLOCK_SIZE;
- idx -= sizeof(DES_cblock);
- if (lb_sz) {
- idx += DES_BLOCK_SIZE - lb_sz;
- }
- if (enc){
- wc_Des_CbcEncrypt(&myDes, output, input,
- (word32)blk * DES_BLOCK_SIZE);
- if (lb_sz){
- XMEMSET(lastblock, 0, DES_BLOCK_SIZE);
- XMEMCPY(lastblock, input+length-lb_sz, lb_sz);
- wc_Des_CbcEncrypt(&myDes, output + blk * DES_BLOCK_SIZE,
- lastblock, (word32)DES_BLOCK_SIZE);
- }
- XMEMCPY(ivec, output + idx, sizeof(DES_cblock));
- } else {
- WOLFSSL_DES_cblock tmp;
- XMEMCPY(tmp, input + idx, sizeof(DES_cblock));
- wc_Des_CbcDecrypt(&myDes, output, input,
- (word32)blk * DES_BLOCK_SIZE);
- if (lb_sz){
- wc_Des_CbcDecrypt(&myDes, lastblock, input + length - lb_sz,
- (word32)DES_BLOCK_SIZE);
- XMEMCPY(output+length-lb_sz, lastblock, lb_sz);
- }
- XMEMCPY(ivec, tmp, sizeof(WOLFSSL_DES_cblock));
- }
- }
- #endif /* NO_DES3 */
- void wolfSSL_ERR_free_strings(void)
- {
- /* handled internally */
- }
- void wolfSSL_cleanup_all_ex_data(void)
- {
- /* nothing to do here */
- }
- #endif /* OPENSSL_EXTRA */
- #if defined(OPENSSL_EXTRA) || defined(WOLFSSL_WPAS_SMALL)
- int wolfSSL_clear(WOLFSSL* ssl)
- {
- if (ssl == NULL) {
- return WOLFSSL_FAILURE;
- }
- ssl->options.isClosed = 0;
- ssl->options.connReset = 0;
- ssl->options.sentNotify = 0;
- ssl->options.sendVerify = 0;
- ssl->options.serverState = NULL_STATE;
- ssl->options.clientState = NULL_STATE;
- ssl->options.connectState = CONNECT_BEGIN;
- ssl->options.acceptState = ACCEPT_BEGIN;
- ssl->options.handShakeState = NULL_STATE;
- ssl->options.handShakeDone = 0;
- ssl->options.processReply = 0; /* doProcessInit */
- ssl->keys.encryptionOn = 0;
- XMEMSET(&ssl->msgsReceived, 0, sizeof(ssl->msgsReceived));
- if (ssl->hsHashes != NULL) {
- #ifndef NO_OLD_TLS
- #ifndef NO_MD5
- if (wc_InitMd5_ex(&ssl->hsHashes->hashMd5, ssl->heap,
- ssl->devId) != 0) {
- return WOLFSSL_FAILURE;
- }
- #ifdef WOLFSSL_HASH_FLAGS
- wc_Md5SetFlags(&ssl->hsHashes->hashMd5, WC_HASH_FLAG_WILLCOPY);
- #endif
- #endif
- #ifndef NO_SHA
- if (wc_InitSha_ex(&ssl->hsHashes->hashSha, ssl->heap,
- ssl->devId) != 0) {
- return WOLFSSL_FAILURE;
- }
- #ifdef WOLFSSL_HASH_FLAGS
- wc_ShaSetFlags(&ssl->hsHashes->hashSha, WC_HASH_FLAG_WILLCOPY);
- #endif
- #endif
- #endif
- #ifndef NO_SHA256
- if (wc_InitSha256_ex(&ssl->hsHashes->hashSha256, ssl->heap,
- ssl->devId) != 0) {
- return WOLFSSL_FAILURE;
- }
- #ifdef WOLFSSL_HASH_FLAGS
- wc_Sha256SetFlags(&ssl->hsHashes->hashSha256, WC_HASH_FLAG_WILLCOPY);
- #endif
- #endif
- #ifdef WOLFSSL_SHA384
- if (wc_InitSha384_ex(&ssl->hsHashes->hashSha384, ssl->heap,
- ssl->devId) != 0) {
- return WOLFSSL_FAILURE;
- }
- #ifdef WOLFSSL_HASH_FLAGS
- wc_Sha384SetFlags(&ssl->hsHashes->hashSha384, WC_HASH_FLAG_WILLCOPY);
- #endif
- #endif
- #ifdef WOLFSSL_SHA512
- if (wc_InitSha512_ex(&ssl->hsHashes->hashSha512, ssl->heap,
- ssl->devId) != 0) {
- return WOLFSSL_FAILURE;
- }
- #ifdef WOLFSSL_HASH_FLAGS
- wc_Sha512SetFlags(&ssl->hsHashes->hashSha512, WC_HASH_FLAG_WILLCOPY);
- #endif
- #endif
- }
- #ifdef SESSION_CERTS
- ssl->session.chain.count = 0;
- #endif
- #ifdef KEEP_PEER_CERT
- FreeX509(&ssl->peerCert);
- InitX509(&ssl->peerCert, 0, ssl->heap);
- #endif
- return WOLFSSL_SUCCESS;
- }
- #endif /* OPENSSL_EXTRA || WOLFSSL_WPAS_SMALL */
- #if defined(OPENSSL_EXTRA) || defined(HAVE_WEBSERVER)
- long wolfSSL_CTX_set_mode(WOLFSSL_CTX* ctx, long mode)
- {
- /* WOLFSSL_MODE_ACCEPT_MOVING_WRITE_BUFFER is wolfSSL default mode */
- WOLFSSL_ENTER("SSL_CTX_set_mode");
- switch(mode) {
- case SSL_MODE_ENABLE_PARTIAL_WRITE:
- ctx->partialWrite = 1;
- break;
- #if defined(OPENSSL_ALL) || defined(WOLFSSL_QT)
- case SSL_MODE_RELEASE_BUFFERS:
- WOLFSSL_MSG("SSL_MODE_RELEASE_BUFFERS not implemented.");
- break;
- #endif
- default:
- WOLFSSL_MSG("Mode Not Implemented");
- }
- /* SSL_MODE_AUTO_RETRY
- * Should not return -1 with renegotiation on read/write */
- return mode;
- }
- #endif
- #ifdef OPENSSL_EXTRA
- #ifndef NO_WOLFSSL_STUB
- long wolfSSL_SSL_get_mode(WOLFSSL* ssl)
- {
- /* TODO: */
- (void)ssl;
- WOLFSSL_STUB("SSL_get_mode");
- return 0;
- }
- #endif
- #ifndef NO_WOLFSSL_STUB
- long wolfSSL_CTX_get_mode(WOLFSSL_CTX* ctx)
- {
- /* TODO: */
- (void)ctx;
- WOLFSSL_STUB("SSL_CTX_get_mode");
- return 0;
- }
- #endif
- #ifndef NO_WOLFSSL_STUB
- void wolfSSL_CTX_set_default_read_ahead(WOLFSSL_CTX* ctx, int m)
- {
- /* TODO: maybe? */
- (void)ctx;
- (void)m;
- WOLFSSL_STUB("SSL_CTX_set_default_read_ahead");
- }
- #endif
- /* Storing app session context id, this value is inherited by WOLFSSL
- * objects created from WOLFSSL_CTX. Any session that is imported with a
- * different session context id will be rejected.
- *
- * ctx structure to set context in
- * sid_ctx value of context to set
- * sid_ctx_len length of sid_ctx buffer
- *
- * Returns WOLFSSL_SUCCESS in success case and SSL_FAILURE when failing
- */
- int wolfSSL_CTX_set_session_id_context(WOLFSSL_CTX* ctx,
- const unsigned char* sid_ctx,
- unsigned int sid_ctx_len)
- {
- WOLFSSL_ENTER("SSL_CTX_set_session_id_context");
- /* No application specific context needed for wolfSSL */
- if (sid_ctx_len > ID_LEN || ctx == NULL || sid_ctx == NULL) {
- return SSL_FAILURE;
- }
- XMEMCPY(ctx->sessionCtx, sid_ctx, sid_ctx_len);
- ctx->sessionCtxSz = (byte)sid_ctx_len;
- return WOLFSSL_SUCCESS;
- }
- /* Storing app session context id. Any session that is imported with a
- * different session context id will be rejected.
- *
- * ssl structure to set context in
- * id value of context to set
- * len length of sid_ctx buffer
- *
- * Returns WOLFSSL_SUCCESS in success case and SSL_FAILURE when failing
- */
- int wolfSSL_set_session_id_context(WOLFSSL* ssl, const unsigned char* id,
- unsigned int len)
- {
- WOLFSSL_ENTER("wolfSSL_set_session_id_context");
- if (len > ID_LEN || ssl == NULL || id == NULL) {
- return SSL_FAILURE;
- }
- XMEMCPY(ssl->sessionCtx, id, len);
- ssl->sessionCtxSz = (byte)len;
- return WOLFSSL_SUCCESS;
- }
- long wolfSSL_CTX_sess_get_cache_size(WOLFSSL_CTX* ctx)
- {
- (void)ctx;
- #ifndef NO_SESSION_CACHE
- return (long)(SESSIONS_PER_ROW * SESSION_ROWS);
- #else
- return 0;
- #endif
- }
- /* returns the unsigned error value and increments the pointer into the
- * error queue.
- *
- * file pointer to file name
- * line gets set to line number of error when not NULL
- */
- unsigned long wolfSSL_ERR_get_error_line(const char** file, int* line)
- {
- #ifdef DEBUG_WOLFSSL
- int ret = wc_PullErrorNode(file, NULL, line);
- if (ret < 0) {
- if (ret == BAD_STATE_E) return 0; /* no errors in queue */
- WOLFSSL_MSG("Issue getting error node");
- WOLFSSL_LEAVE("wolfSSL_ERR_get_error_line", ret);
- ret = 0 - ret; /* return absolute value of error */
- /* panic and try to clear out nodes */
- wc_ClearErrorNodes();
- }
- return (unsigned long)ret;
- #else
- (void)file;
- (void)line;
- return 0;
- #endif
- }
- #if (defined(DEBUG_WOLFSSL) || defined(OPENSSL_EXTRA)) && \
- (!defined(_WIN32) && !defined(NO_ERROR_QUEUE))
- static const char WOLFSSL_SYS_ACCEPT_T[] = "accept";
- static const char WOLFSSL_SYS_BIND_T[] = "bind";
- static const char WOLFSSL_SYS_CONNECT_T[] = "connect";
- static const char WOLFSSL_SYS_FOPEN_T[] = "fopen";
- static const char WOLFSSL_SYS_FREAD_T[] = "fread";
- static const char WOLFSSL_SYS_GETADDRINFO_T[] = "getaddrinfo";
- static const char WOLFSSL_SYS_GETSOCKOPT_T[] = "getsockopt";
- static const char WOLFSSL_SYS_GETSOCKNAME_T[] = "getsockname";
- static const char WOLFSSL_SYS_GETHOSTBYNAME_T[] = "gethostbyname";
- static const char WOLFSSL_SYS_GETNAMEINFO_T[] = "getnameinfo";
- static const char WOLFSSL_SYS_GETSERVBYNAME_T[] = "getservbyname";
- static const char WOLFSSL_SYS_IOCTLSOCKET_T[] = "ioctlsocket";
- static const char WOLFSSL_SYS_LISTEN_T[] = "listen";
- static const char WOLFSSL_SYS_OPENDIR_T[] = "opendir";
- static const char WOLFSSL_SYS_SETSOCKOPT_T[] = "setsockopt";
- static const char WOLFSSL_SYS_SOCKET_T[] = "socket";
- /* switch with int mapped to function name for compatibility */
- static const char* wolfSSL_ERR_sys_func(int fun)
- {
- switch (fun) {
- case WOLFSSL_SYS_ACCEPT: return WOLFSSL_SYS_ACCEPT_T;
- case WOLFSSL_SYS_BIND: return WOLFSSL_SYS_BIND_T;
- case WOLFSSL_SYS_CONNECT: return WOLFSSL_SYS_CONNECT_T;
- case WOLFSSL_SYS_FOPEN: return WOLFSSL_SYS_FOPEN_T;
- case WOLFSSL_SYS_FREAD: return WOLFSSL_SYS_FREAD_T;
- case WOLFSSL_SYS_GETADDRINFO: return WOLFSSL_SYS_GETADDRINFO_T;
- case WOLFSSL_SYS_GETSOCKOPT: return WOLFSSL_SYS_GETSOCKOPT_T;
- case WOLFSSL_SYS_GETSOCKNAME: return WOLFSSL_SYS_GETSOCKNAME_T;
- case WOLFSSL_SYS_GETHOSTBYNAME: return WOLFSSL_SYS_GETHOSTBYNAME_T;
- case WOLFSSL_SYS_GETNAMEINFO: return WOLFSSL_SYS_GETNAMEINFO_T;
- case WOLFSSL_SYS_GETSERVBYNAME: return WOLFSSL_SYS_GETSERVBYNAME_T;
- case WOLFSSL_SYS_IOCTLSOCKET: return WOLFSSL_SYS_IOCTLSOCKET_T;
- case WOLFSSL_SYS_LISTEN: return WOLFSSL_SYS_LISTEN_T;
- case WOLFSSL_SYS_OPENDIR: return WOLFSSL_SYS_OPENDIR_T;
- case WOLFSSL_SYS_SETSOCKOPT: return WOLFSSL_SYS_SETSOCKOPT_T;
- case WOLFSSL_SYS_SOCKET: return WOLFSSL_SYS_SOCKET_T;
- default:
- return "NULL";
- }
- }
- #endif /* DEBUG_WOLFSSL */
- /* @TODO when having an error queue this needs to push to the queue */
- void wolfSSL_ERR_put_error(int lib, int fun, int err, const char* file,
- int line)
- {
- WOLFSSL_ENTER("wolfSSL_ERR_put_error");
- #if !defined(DEBUG_WOLFSSL) && !defined(OPENSSL_EXTRA)
- (void)fun;
- (void)err;
- (void)file;
- (void)line;
- WOLFSSL_MSG("Not compiled in debug mode");
- #elif defined(OPENSSL_EXTRA) && \
- (defined(_WIN32) || defined(NO_ERROR_QUEUE))
- (void)fun;
- (void)file;
- (void)line;
- WOLFSSL_ERROR(err);
- #else
- WOLFSSL_ERROR_LINE(err, wolfSSL_ERR_sys_func(fun), (unsigned int)line,
- file, NULL);
- #endif
- (void)lib;
- }
- /* Similar to wolfSSL_ERR_get_error_line but takes in a flags argument for
- * more flexibility.
- *
- * file output pointer to file where error happened
- * line output to line number of error
- * data output data. Is a string if ERR_TXT_STRING flag is used
- * flags bit flag to adjust data output
- *
- * Returns the error value or 0 if no errors are in the queue
- */
- unsigned long wolfSSL_ERR_get_error_line_data(const char** file, int* line,
- const char** data, int *flags)
- {
- int ret;
- WOLFSSL_STUB("wolfSSL_ERR_get_error_line_data");
- if (flags != NULL) {
- if ((*flags & ERR_TXT_STRING) == ERR_TXT_STRING) {
- ret = wc_PullErrorNode(file, data, line);
- if (ret < 0) {
- if (ret == BAD_STATE_E) return 0; /* no errors in queue */
- WOLFSSL_MSG("Error with pulling error node!");
- WOLFSSL_LEAVE("wolfSSL_ERR_get_error_line_data", ret);
- ret = 0 - ret; /* return absolute value of error */
- /* panic and try to clear out nodes */
- wc_ClearErrorNodes();
- }
- return (unsigned long)ret;
- }
- }
- ret = wc_PullErrorNode(file, NULL, line);
- if (ret < 0) {
- if (ret == BAD_STATE_E) return 0; /* no errors in queue */
- WOLFSSL_MSG("Error with pulling error node!");
- WOLFSSL_LEAVE("wolfSSL_ERR_get_error_line_data", ret);
- ret = 0 - ret; /* return absolute value of error */
- /* panic and try to clear out nodes */
- wc_ClearErrorNodes();
- }
- return (unsigned long)ret;
- }
- #endif /* OPENSSL_EXTRA */
- #if (defined(KEEP_PEER_CERT) && defined(SESSION_CERTS)) || \
- (defined(OPENSSL_ALL) && defined(HAVE_PKCS7))
- /* Decode the X509 DER encoded certificate into a WOLFSSL_X509 object.
- *
- * x509 WOLFSSL_X509 object to decode into.
- * in X509 DER data.
- * len Length of the X509 DER data.
- * returns the new certificate on success, otherwise NULL.
- */
- static int DecodeToX509(WOLFSSL_X509* x509, const byte* in, int len)
- {
- int ret;
- #ifdef WOLFSSL_SMALL_STACK
- DecodedCert* cert;
- #else
- DecodedCert cert[1];
- #endif
- if (x509 == NULL || in == NULL || len <= 0)
- return BAD_FUNC_ARG;
- #ifdef WOLFSSL_SMALL_STACK
- cert = (DecodedCert*)XMALLOC(sizeof(DecodedCert), NULL,
- DYNAMIC_TYPE_DCERT);
- if (cert == NULL)
- return MEMORY_E;
- #endif
- /* Create a DecodedCert object and copy fields into WOLFSSL_X509 object.
- */
- InitDecodedCert(cert, (byte*)in, len, NULL);
- if ((ret = ParseCertRelative(cert, CERT_TYPE, 0, NULL)) == 0) {
- /* Check if x509 was not previously initialized by wolfSSL_X509_new() */
- if (x509->dynamicMemory != TRUE)
- InitX509(x509, 0, NULL);
- ret = CopyDecodedToX509(x509, cert);
- FreeDecodedCert(cert);
- }
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, NULL, DYNAMIC_TYPE_DCERT);
- #endif
- return ret;
- }
- #endif /* (KEEP_PEER_CERT && SESSION_CERTS) || (OPENSSL_ALL && HAVE_PKCS7) */
- #ifdef KEEP_PEER_CERT
- WOLFSSL_ABI
- WOLFSSL_X509* wolfSSL_get_peer_certificate(WOLFSSL* ssl)
- {
- WOLFSSL_ENTER("SSL_get_peer_certificate");
- if (ssl == NULL)
- return NULL;
- if (ssl->peerCert.issuer.sz)
- return &ssl->peerCert;
- #ifdef SESSION_CERTS
- else if (ssl->session.chain.count > 0) {
- if (DecodeToX509(&ssl->peerCert, ssl->session.chain.certs[0].buffer,
- ssl->session.chain.certs[0].length) == 0) {
- return &ssl->peerCert;
- }
- }
- #endif
- return NULL;
- }
- #endif /* KEEP_PEER_CERT */
- #if defined(SESSION_CERTS) && defined(OPENSSL_EXTRA)
- /* Return stack of peer certs.
- * Caller does not need to free return. The stack is Free'd when WOLFSSL* ssl is.
- */
- WOLF_STACK_OF(WOLFSSL_X509)* wolfSSL_get_peer_cert_chain(const WOLFSSL* ssl)
- {
- WOLFSSL_ENTER("wolfSSL_get_peer_cert_chain");
- if (ssl == NULL)
- return NULL;
- /* Try to populate if NULL or empty */
- if (ssl->peerCertChain == NULL ||
- wolfSSL_sk_X509_num(ssl->peerCertChain) == 0)
- wolfSSL_set_peer_cert_chain((WOLFSSL*) ssl);
- return ssl->peerCertChain;
- }
- #ifndef WOLFSSL_QT
- static int x509GetIssuerFromCM(WOLFSSL_X509 **issuer, WOLFSSL_CERT_MANAGER* cm,
- WOLFSSL_X509 *x);
- /**
- * Recursively push the issuer CA chain onto the stack
- * @param cm The cert manager that is queried for the issuer
- * @param x This cert's issuer will be queried in cm
- * @param sk The issuer is pushed onto this stack
- * @return WOLFSSL_SUCCESS on success
- * WOLFSSL_FAILURE on no issuer found
- * WOLFSSL_FATAL_ERROR on a fatal error
- */
- static int PushCAx509Chain(WOLFSSL_CERT_MANAGER* cm,
- WOLFSSL_X509 *x, WOLFSSL_STACK* sk)
- {
- WOLFSSL_X509* issuer[MAX_CHAIN_DEPTH];
- int i;
- int push = 1;
- int ret = WOLFSSL_SUCCESS;
- for (i = 0; i < MAX_CHAIN_DEPTH; i++) {
- if (x509GetIssuerFromCM(&issuer[i], cm, x)
- != WOLFSSL_SUCCESS)
- break;
- x = issuer[i];
- }
- if (i == 0) /* No further chain found */
- return WOLFSSL_FAILURE;
- i--;
- for (; i >= 0; i--) {
- if (push) {
- if (wolfSSL_sk_X509_push(sk, issuer[i]) != WOLFSSL_SUCCESS) {
- wolfSSL_X509_free(issuer[i]);
- ret = WOLFSSL_FATAL_ERROR;
- push = 0; /* Free the rest of the unpushed certs */
- }
- }
- else {
- wolfSSL_X509_free(issuer[i]);
- }
- }
- return ret;
- }
- #endif /* !WOLFSSL_QT */
- /* Builds up and creates a stack of peer certificates for ssl->peerCertChain
- based off of the ssl session chain. Attempts to place CA certificates
- at the bottom of the stack. Returns stack of WOLFSSL_X509 certs or
- NULL on failure */
- WOLF_STACK_OF(WOLFSSL_X509)* wolfSSL_set_peer_cert_chain(WOLFSSL* ssl)
- {
- WOLFSSL_STACK* sk;
- WOLFSSL_X509* x509;
- int i = 0;
- int ret;
- WOLFSSL_ENTER("wolfSSL_set_peer_cert_chain");
- if ((ssl == NULL) || (ssl->session.chain.count == 0))
- return NULL;
- sk = wolfSSL_sk_X509_new();
- i = ssl->session.chain.count-1;
- for (; i >= 0; i--) {
- x509 = wolfSSL_X509_new();
- if (x509 == NULL) {
- WOLFSSL_MSG("Error Creating X509");
- wolfSSL_sk_X509_free(sk);
- return NULL;
- }
- ret = DecodeToX509(x509, ssl->session.chain.certs[i].buffer,
- ssl->session.chain.certs[i].length);
- #if !defined(WOLFSSL_QT)
- if (ret == 0 && i == ssl->session.chain.count-1) {
- /* On the last element in the chain try to add the CA chain
- * first if we have one for this cert */
- if (PushCAx509Chain(SSL_CM(ssl), x509, sk)
- == WOLFSSL_FATAL_ERROR) {
- ret = WOLFSSL_FATAL_ERROR;
- }
- }
- #endif
- if (ret != 0 || wolfSSL_sk_X509_push(sk, x509) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Error decoding cert");
- wolfSSL_X509_free(x509);
- wolfSSL_sk_X509_free(sk);
- return NULL;
- }
- }
- if (sk == NULL) {
- WOLFSSL_MSG("Null session chain");
- }
- #if defined(OPENSSL_ALL)
- else if (ssl->options.side == WOLFSSL_SERVER_END) {
- /* to be compliant with openssl
- first element is kept as peer cert on server side.*/
- wolfSSL_sk_X509_shift(sk);
- }
- #endif
- if (ssl->peerCertChain != NULL)
- wolfSSL_sk_X509_free(ssl->peerCertChain);
- /* This is Free'd when ssl is Free'd */
- ssl->peerCertChain = sk;
- return sk;
- }
- #endif /* SESSION_CERTS && OPENSSL_EXTRA */
- #ifndef NO_CERTS
- #if defined(KEEP_PEER_CERT) || defined(SESSION_CERTS) || \
- defined(OPENSSL_EXTRA) || defined(OPENSSL_EXTRA_X509_SMALL)
- /* user externally called free X509, if dynamic go ahead with free, otherwise
- * don't */
- static void ExternalFreeX509(WOLFSSL_X509* x509)
- {
- #if defined(OPENSSL_EXTRA_X509_SMALL) || defined(OPENSSL_EXTRA)
- int doFree = 0;
- #endif
- WOLFSSL_ENTER("ExternalFreeX509");
- if (x509) {
- #ifdef HAVE_EX_DATA_CLEANUP_HOOKS
- wolfSSL_CRYPTO_cleanup_ex_data(&x509->ex_data);
- #endif
- if (x509->dynamicMemory) {
- #if defined(OPENSSL_EXTRA_X509_SMALL) || defined(OPENSSL_EXTRA)
- #ifndef SINGLE_THREADED
- if (wc_LockMutex(&x509->refMutex) != 0) {
- WOLFSSL_MSG("Couldn't lock x509 mutex");
- }
- #endif
- /* only free if all references to it are done */
- x509->refCount--;
- if (x509->refCount == 0)
- doFree = 1;
- #ifndef SINGLE_THREADED
- wc_UnLockMutex(&x509->refMutex);
- #endif
- #endif /* OPENSSL_EXTRA_X509_SMALL || OPENSSL_EXTRA */
- #if defined(OPENSSL_EXTRA_X509_SMALL) || defined(OPENSSL_EXTRA)
- if (doFree)
- #endif /* OPENSSL_EXTRA_X509_SMALL || OPENSSL_EXTRA */
- {
- FreeX509(x509);
- XFREE(x509, x509->heap, DYNAMIC_TYPE_X509);
- }
- } else {
- WOLFSSL_MSG("free called on non dynamic object, not freeing");
- }
- }
- }
- /* Frees an external WOLFSSL_X509 structure */
- WOLFSSL_ABI
- void wolfSSL_X509_free(WOLFSSL_X509* x509)
- {
- WOLFSSL_ENTER("wolfSSL_FreeX509");
- ExternalFreeX509(x509);
- }
- /* copy name into in buffer, at most sz bytes, if buffer is null will
- malloc buffer, call responsible for freeing */
- WOLFSSL_ABI
- char* wolfSSL_X509_NAME_oneline(WOLFSSL_X509_NAME* name, char* in, int sz)
- {
- int copySz;
- if (name == NULL) {
- WOLFSSL_MSG("WOLFSSL_X509_NAME pointer was NULL");
- return NULL;
- }
- copySz = min(sz, name->sz);
- WOLFSSL_ENTER("wolfSSL_X509_NAME_oneline");
- if (!name->sz) return in;
- if (!in) {
- #ifdef WOLFSSL_STATIC_MEMORY
- WOLFSSL_MSG("Using static memory -- please pass in a buffer");
- return NULL;
- #else
- in = (char*)XMALLOC(name->sz, NULL, DYNAMIC_TYPE_OPENSSL);
- if (!in ) return in;
- copySz = name->sz;
- #endif
- }
- if (copySz <= 0)
- return in;
- XMEMCPY(in, name->name, copySz - 1);
- in[copySz - 1] = 0;
- return in;
- }
- unsigned long wolfSSL_X509_NAME_hash(WOLFSSL_X509_NAME* name)
- {
- #ifndef NO_SHA
- byte digest[WC_SHA_DIGEST_SIZE];
- unsigned long ret = 0;
- WOLFSSL_ENTER("wolfSSL_X509_NAME_hash");
- if (name == NULL) {
- WOLFSSL_MSG("WOLFSSL_X509_NAME pointer was NULL");
- return 0;
- }
- if (name->sz == 0) {
- WOLFSSL_MSG("nothing to hash in WOLFSSL_X509_NAME");
- return 0;
- }
- if (wc_ShaHash((byte*)name->name, name->sz, digest) != 0) {
- WOLFSSL_MSG("wc_ShaHash error");
- return 0;
- }
- ret = (unsigned long) digest[0];
- ret |= ((unsigned long) digest[1]) << 8;
- ret |= ((unsigned long) digest[2]) << 16;
- ret |= ((unsigned long) digest[3]) << 24;
- return ret;
- #else
- (void)name;
- WOLFSSL_MSG("wolfSSL_X509_NAME_hash sha support not compiled in");
- return 0;
- #endif
- }
- #if defined(OPENSSL_EXTRA) && defined(XSNPRINTF)
- /* Copies X509 subject name into a buffer, with comma-separated name entries
- * (matching OpenSSL v1.0.0 format)
- * Example Output for Issuer:
- *
- * C=US, ST=Montana, L=Bozeman, O=Sawtooth, OU=Consulting,
- * CN=www.wolfssl.com, emailAddress=info@wolfssl.com
- */
- char* wolfSSL_X509_get_name_oneline(WOLFSSL_X509_NAME* name, char* in, int sz)
- {
- WOLFSSL_X509_NAME_ENTRY* entry;
- int nameSz, strSz, count, i;
- int totalSz = 0;
- char *str;
- char tmpBuf[256];
- char buf[80];
- const char* sn;
- WOLFSSL_ENTER("wolfSSL_X509_get_name_oneline");
- if (name == NULL) {
- WOLFSSL_MSG("wolfSSL_X509_get_subject_name failed");
- return NULL;
- }
- #ifdef WOLFSSL_STATIC_MEMORY
- if (!in) {
- WOLFSSL_MSG("Using static memory -- please pass in a buffer");
- return NULL;
- }
- #endif
- tmpBuf[0] = '\0'; /* Make sure tmpBuf is NULL terminated */
- /* Loop through X509 name entries and copy new format to buffer */
- count = wolfSSL_X509_NAME_entry_count(name);
- for (i = 0; i < count; i++) {
- /* Get name entry and size */
- entry = wolfSSL_X509_NAME_get_entry(name, i);
- if (entry == NULL) {
- WOLFSSL_MSG("wolfSSL_X509_NAME_get_entry failed");
- return NULL;
- }
- nameSz = wolfSSL_X509_NAME_get_text_by_NID(name, entry->nid, buf,
- sizeof(buf));
- if (nameSz < 0) {
- WOLFSSL_MSG("wolfSSL_X509_NAME_get_text_by_NID failed");
- return NULL;
- }
- /* Get short name */
- sn = wolfSSL_OBJ_nid2sn(entry->nid);
- if (sn == NULL) {
- WOLFSSL_MSG("OBJ_nid2sn failed");
- return NULL;
- }
- /* Copy sn and name text to buffer
- * Add extra strSz for '=', ',', ' ' and '\0' characters in XSNPRINTF.
- */
- if (i != count - 1) {
- strSz = (int)XSTRLEN(sn) + nameSz + 4;
- totalSz+= strSz;
- str = (char*)XMALLOC(strSz, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (str == NULL) {
- WOLFSSL_MSG("Memory error");
- return NULL;
- }
- XSNPRINTF(str, strSz, "%s=%s, ", sn, buf);
- }
- else {
- /* Copy last name entry
- * Add extra strSz for '=' and '\0' characters in XSNPRINTF.
- */
- strSz = (int)XSTRLEN(sn) + nameSz + 2;
- totalSz+= strSz;
- str = (char*)XMALLOC(strSz, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (str == NULL) {
- WOLFSSL_MSG("Memory error");
- return NULL;
- }
- XSNPRINTF(str, strSz, "%s=%s", sn, buf);
- }
- /* Copy string to tmpBuf */
- XSTRNCAT(tmpBuf, str, strSz);
- XFREE(str, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- }
- /* Allocate space based on total string size if no buffer was provided */
- if (!in) {
- in = (char*)XMALLOC(totalSz+1, NULL, DYNAMIC_TYPE_OPENSSL);
- if (in == NULL) {
- WOLFSSL_MSG("Memory error");
- return in;
- }
- }
- else {
- if (totalSz > sz) {
- WOLFSSL_MSG("Memory error");
- return NULL;
- }
- }
- XMEMCPY(in, tmpBuf, totalSz);
- in[totalSz] = '\0';
- return in;
- }
- #endif
- /* Wraps wolfSSL_X509_d2i
- *
- * returns a WOLFSSL_X509 structure pointer on success and NULL on fail
- */
- WOLFSSL_X509* wolfSSL_d2i_X509(WOLFSSL_X509** x509, const unsigned char** in,
- int len)
- {
- WOLFSSL_X509* newX509 = NULL;
- WOLFSSL_ENTER("wolfSSL_d2i_X509");
- if (in == NULL) {
- WOLFSSL_MSG("NULL input for wolfSSL_d2i_X509");
- return NULL;
- }
- newX509 = wolfSSL_X509_d2i(x509, *in, len);
- if (newX509 != NULL) {
- *in += newX509->derCert->length;
- }
- return newX509;
- }
- static WOLFSSL_X509* d2i_X509orX509REQ(WOLFSSL_X509** x509,
- const byte* in, int len, int req)
- {
- WOLFSSL_X509 *newX509 = NULL;
- int type = req ? CERTREQ_TYPE : CERT_TYPE;
- WOLFSSL_ENTER("wolfSSL_X509_d2i");
- if (in != NULL && len != 0
- #ifndef WOLFSSL_CERT_REQ
- && req == 0
- #else
- && (req == 0 || req == 1)
- #endif
- ) {
- #ifdef WOLFSSL_SMALL_STACK
- DecodedCert* cert;
- #else
- DecodedCert cert[1];
- #endif
- #ifdef WOLFSSL_SMALL_STACK
- cert = (DecodedCert*)XMALLOC(sizeof(DecodedCert), NULL,
- DYNAMIC_TYPE_DCERT);
- if (cert == NULL)
- return NULL;
- #endif
- InitDecodedCert(cert, (byte*)in, len, NULL);
- #ifdef WOLFSSL_CERT_REQ
- cert->isCSR = req;
- #endif
- if (ParseCertRelative(cert, type, 0, NULL) == 0) {
- newX509 = wolfSSL_X509_new();
- if (newX509 != NULL) {
- if (CopyDecodedToX509(newX509, cert) != 0) {
- wolfSSL_X509_free(newX509);
- newX509 = NULL;
- }
- }
- }
- FreeDecodedCert(cert);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, NULL, DYNAMIC_TYPE_DCERT);
- #endif
- }
- if (x509 != NULL)
- *x509 = newX509;
- return newX509;
- }
- int wolfSSL_X509_get_isCA(WOLFSSL_X509* x509)
- {
- int isCA = 0;
- WOLFSSL_ENTER("wolfSSL_X509_get_isCA");
- if (x509 != NULL)
- isCA = x509->isCa;
- WOLFSSL_LEAVE("wolfSSL_X509_get_isCA", isCA);
- return isCA;
- }
- WOLFSSL_X509* wolfSSL_X509_d2i(WOLFSSL_X509** x509, const byte* in, int len)
- {
- return d2i_X509orX509REQ(x509, in, len, 0);
- }
- #ifdef WOLFSSL_CERT_REQ
- WOLFSSL_X509* wolfSSL_X509_REQ_d2i(WOLFSSL_X509** x509,
- const unsigned char* in, int len)
- {
- return d2i_X509orX509REQ(x509, in, len, 1);
- }
- #endif
- #endif /* KEEP_PEER_CERT || SESSION_CERTS || OPENSSL_EXTRA ||
- OPENSSL_EXTRA_X509_SMALL */
- #if defined(OPENSSL_EXTRA) || defined(OPENSSL_EXTRA_X509_SMALL)
- /* returns the number of entries in the WOLFSSL_X509_NAME */
- int wolfSSL_X509_NAME_entry_count(WOLFSSL_X509_NAME* name)
- {
- int count = 0;
- WOLFSSL_ENTER("wolfSSL_X509_NAME_entry_count");
- if (name != NULL)
- count = name->entrySz;
- WOLFSSL_LEAVE("wolfSSL_X509_NAME_entry_count", count);
- return count;
- }
- #endif /* OPENSSL_EXTRA || OPENSSL_EXTRA_X509_SMALL */
- #if defined(OPENSSL_EXTRA) || \
- defined(KEEP_OUR_CERT) || defined(KEEP_PEER_CERT) || defined(SESSION_CERTS)
- /* return the next, if any, altname from the peer cert */
- WOLFSSL_ABI
- char* wolfSSL_X509_get_next_altname(WOLFSSL_X509* cert)
- {
- char* ret = NULL;
- WOLFSSL_ENTER("wolfSSL_X509_get_next_altname");
- /* don't have any to work with */
- if (cert == NULL || cert->altNames == NULL)
- return NULL;
- /* already went through them */
- if (cert->altNamesNext == NULL)
- return NULL;
- ret = cert->altNamesNext->name;
- cert->altNamesNext = cert->altNamesNext->next;
- return ret;
- }
- int wolfSSL_X509_get_signature(WOLFSSL_X509* x509,
- unsigned char* buf, int* bufSz)
- {
- WOLFSSL_ENTER("wolfSSL_X509_get_signature");
- if (x509 == NULL || bufSz == NULL || (*bufSz < (int)x509->sig.length &&
- buf != NULL))
- return WOLFSSL_FATAL_ERROR;
- if (buf != NULL)
- XMEMCPY(buf, x509->sig.buffer, x509->sig.length);
- *bufSz = x509->sig.length;
- return WOLFSSL_SUCCESS;
- }
- /* Getter function that copies over the DER public key buffer to "buf" and
- * sets the size in bufSz. If "buf" is NULL then just bufSz is set to needed
- * buffer size. "bufSz" passed in should initially be set by the user to be
- * the size of "buf". This gets checked to make sure the buffer is large
- * enough to hold the public key.
- *
- * Note: this is the X.509 form of key with "header" info.
- * return WOLFSSL_SUCCESS on success
- */
- int wolfSSL_X509_get_pubkey_buffer(WOLFSSL_X509* x509,
- unsigned char* buf, int* bufSz)
- {
- #ifdef WOLFSSL_SMALL_STACK
- DecodedCert* cert;
- #else
- DecodedCert cert[1];
- #endif
- word32 idx;
- const byte* der;
- int length = 0;
- int ret = 0, derSz = 0;
- int badDate = 0;
- const byte* pubKeyX509 = NULL;
- int pubKeyX509Sz = 0;
- WOLFSSL_ENTER("wolfSSL_X509_get_pubkey_buffer");
- if (x509 == NULL || bufSz == NULL) {
- WOLFSSL_LEAVE("wolfSSL_X509_get_pubkey_buffer", BAD_FUNC_ARG);
- return WOLFSSL_FATAL_ERROR;
- }
- #ifdef WOLFSSL_SMALL_STACK
- cert = (DecodedCert*)XMALLOC(sizeof(DecodedCert),
- x509->heap, DYNAMIC_TYPE_TMP_BUFFER);
- if (cert == NULL) {
- WOLFSSL_LEAVE("wolfSSL_X509_get_pubkey_buffer", MEMORY_E);
- return WOLFSSL_FATAL_ERROR;
- }
- #endif
- der = wolfSSL_X509_get_der(x509, &derSz);
- if (der != NULL) {
- InitDecodedCert(cert, der, derSz, NULL);
- ret = wc_GetPubX509(cert, 0, &badDate);
- if (ret >= 0) {
- idx = cert->srcIdx;
- pubKeyX509 = cert->source + cert->srcIdx;
- ret = GetSequence(cert->source, &cert->srcIdx, &length,
- cert->maxIdx);
- pubKeyX509Sz = length + (cert->srcIdx - idx);
- }
- FreeDecodedCert(cert);
- }
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, x509->heap, DYNAMIC_TYPE_TMP_BUFFER);
- #endif
- if (ret < 0) {
- WOLFSSL_LEAVE("wolfSSL_X509_get_pubkey_buffer", ret);
- return WOLFSSL_FATAL_ERROR;
- }
- if (buf != NULL && pubKeyX509 != NULL) {
- if (pubKeyX509Sz > *bufSz) {
- WOLFSSL_LEAVE("wolfSSL_X509_get_pubkey_buffer", BUFFER_E);
- return WOLFSSL_FATAL_ERROR;
- }
- XMEMCPY(buf, pubKeyX509, pubKeyX509Sz);
- }
- *bufSz = pubKeyX509Sz;
- return WOLFSSL_SUCCESS;
- }
- /* Getter function for the public key OID value
- * return public key OID stored in WOLFSSL_X509 structure */
- int wolfSSL_X509_get_pubkey_type(WOLFSSL_X509* x509)
- {
- if (x509 == NULL)
- return WOLFSSL_FAILURE;
- return x509->pubKeyOID;
- }
- #endif /* OPENSSL_EXTRA || KEEP_OUR_CERT || KEEP_PEER_CERT || SESSION_CERTS */
- #if defined(OPENSSL_EXTRA) || defined(WOLFSSL_WPAS_SMALL) || \
- defined(KEEP_OUR_CERT) || defined(KEEP_PEER_CERT) || defined(SESSION_CERTS)
- /* write X509 serial number in unsigned binary to buffer
- buffer needs to be at least EXTERNAL_SERIAL_SIZE (32) for all cases
- return WOLFSSL_SUCCESS on success */
- int wolfSSL_X509_get_serial_number(WOLFSSL_X509* x509,
- byte* in, int* inOutSz)
- {
- WOLFSSL_ENTER("wolfSSL_X509_get_serial_number");
- if (x509 == NULL || inOutSz == NULL) {
- WOLFSSL_MSG("Null argument passed in");
- return BAD_FUNC_ARG;
- }
- if (in != NULL) {
- if (*inOutSz < x509->serialSz) {
- WOLFSSL_MSG("Serial buffer too small");
- return BUFFER_E;
- }
- XMEMCPY(in, x509->serial, x509->serialSz);
- }
- *inOutSz = x509->serialSz;
- return WOLFSSL_SUCCESS;
- }
- /* not an openssl compatibility function - getting for derCert */
- const byte* wolfSSL_X509_get_der(WOLFSSL_X509* x509, int* outSz)
- {
- WOLFSSL_ENTER("wolfSSL_X509_get_der");
- if (x509 == NULL || x509->derCert == NULL || outSz == NULL)
- return NULL;
- *outSz = (int)x509->derCert->length;
- return x509->derCert->buffer;
- }
- #endif /* OPENSSL_EXTRA || WOLFSSL_WPAS_SMALL || KEEP_OUR_CERT || KEEP_PEER_CERT || SESSION_CERTS */
- #ifdef OPENSSL_EXTRA
- /* used by JSSE (not a standard compatibility function) */
- WOLFSSL_ABI
- const byte* wolfSSL_X509_notBefore(WOLFSSL_X509* x509)
- {
- WOLFSSL_ENTER("wolfSSL_X509_notBefore");
- if (x509 == NULL)
- return NULL;
- XMEMSET(x509->notBeforeData, 0, sizeof(x509->notBeforeData));
- x509->notBeforeData[0] = (byte)x509->notBefore.type;
- x509->notBeforeData[1] = (byte)x509->notBefore.length;
- XMEMCPY(&x509->notBeforeData[2], x509->notBefore.data, x509->notBefore.length);
- return x509->notBeforeData;
- }
- /* used by JSSE (not a standard compatibility function) */
- WOLFSSL_ABI
- const byte* wolfSSL_X509_notAfter(WOLFSSL_X509* x509)
- {
- WOLFSSL_ENTER("wolfSSL_X509_notAfter");
- if (x509 == NULL)
- return NULL;
- XMEMSET(x509->notAfterData, 0, sizeof(x509->notAfterData));
- x509->notAfterData[0] = (byte)x509->notAfter.type;
- x509->notAfterData[1] = (byte)x509->notAfter.length;
- XMEMCPY(&x509->notAfterData[2], x509->notAfter.data, x509->notAfter.length);
- return x509->notAfterData;
- }
- /* get the buffer to be signed (tbs) from the WOLFSSL_X509 certificate
- *
- * outSz : gets set to the size of the buffer
- * returns a pointer to the internal buffer at the location of TBS on
- * on success and NULL on failure.
- */
- const unsigned char* wolfSSL_X509_get_tbs(WOLFSSL_X509* x509, int* outSz)
- {
- int sz = 0, len;
- unsigned int idx = 0, tmpIdx;
- const unsigned char* der = NULL;
- const unsigned char* tbs = NULL;
- if (x509 == NULL || outSz == NULL) {
- return NULL;
- }
- der = wolfSSL_X509_get_der(x509, &sz);
- if (der == NULL) {
- return NULL;
- }
- if (GetSequence(der, &idx, &len, sz) < 0) {
- return NULL;
- }
- tbs = der + idx;
- tmpIdx = idx;
- if (GetSequence(der, &idx, &len, sz) < 0) {
- return NULL;
- }
- *outSz = len + (idx - tmpIdx);
- return tbs;
- }
- int wolfSSL_X509_version(WOLFSSL_X509* x509)
- {
- WOLFSSL_ENTER("wolfSSL_X509_version");
- if (x509 == NULL)
- return 0;
- return x509->version;
- }
- #ifdef WOLFSSL_SEP
- /* copy oid into in buffer, at most *inOutSz bytes, if buffer is null will
- malloc buffer, call responsible for freeing. Actual size returned in
- *inOutSz. Requires inOutSz be non-null */
- byte* wolfSSL_X509_get_device_type(WOLFSSL_X509* x509, byte* in, int *inOutSz)
- {
- int copySz;
- WOLFSSL_ENTER("wolfSSL_X509_get_dev_type");
- if (inOutSz == NULL) return NULL;
- if (!x509->deviceTypeSz) return in;
- copySz = min(*inOutSz, x509->deviceTypeSz);
- if (!in) {
- #ifdef WOLFSSL_STATIC_MEMORY
- WOLFSSL_MSG("Using static memory -- please pass in a buffer");
- return NULL;
- #else
- in = (byte*)XMALLOC(x509->deviceTypeSz, 0, DYNAMIC_TYPE_OPENSSL);
- if (!in) return in;
- copySz = x509->deviceTypeSz;
- #endif
- }
- XMEMCPY(in, x509->deviceType, copySz);
- *inOutSz = copySz;
- return in;
- }
- byte* wolfSSL_X509_get_hw_type(WOLFSSL_X509* x509, byte* in, int* inOutSz)
- {
- int copySz;
- WOLFSSL_ENTER("wolfSSL_X509_get_hw_type");
- if (inOutSz == NULL) return NULL;
- if (!x509->hwTypeSz) return in;
- copySz = min(*inOutSz, x509->hwTypeSz);
- if (!in) {
- #ifdef WOLFSSL_STATIC_MEMORY
- WOLFSSL_MSG("Using static memory -- please pass in a buffer");
- return NULL;
- #else
- in = (byte*)XMALLOC(x509->hwTypeSz, 0, DYNAMIC_TYPE_OPENSSL);
- if (!in) return in;
- copySz = x509->hwTypeSz;
- #endif
- }
- XMEMCPY(in, x509->hwType, copySz);
- *inOutSz = copySz;
- return in;
- }
- byte* wolfSSL_X509_get_hw_serial_number(WOLFSSL_X509* x509,byte* in,
- int* inOutSz)
- {
- int copySz;
- WOLFSSL_ENTER("wolfSSL_X509_get_hw_serial_number");
- if (inOutSz == NULL) return NULL;
- if (!x509->hwTypeSz) return in;
- copySz = min(*inOutSz, x509->hwSerialNumSz);
- if (!in) {
- #ifdef WOLFSSL_STATIC_MEMORY
- WOLFSSL_MSG("Using static memory -- please pass in a buffer");
- return NULL;
- #else
- in = (byte*)XMALLOC(x509->hwSerialNumSz, 0, DYNAMIC_TYPE_OPENSSL);
- if (!in) return in;
- copySz = x509->hwSerialNumSz;
- #endif
- }
- XMEMCPY(in, x509->hwSerialNum, copySz);
- *inOutSz = copySz;
- return in;
- }
- #endif /* WOLFSSL_SEP */
- #endif /* OPENSSL_EXTRA */
- /* require OPENSSL_EXTRA since wolfSSL_X509_free is wrapped by OPENSSL_EXTRA */
- #if !defined(NO_CERTS) && defined(OPENSSL_EXTRA)
- WOLFSSL_ASN1_TIME* wolfSSL_X509_get_notBefore(const WOLFSSL_X509* x509)
- {
- WOLFSSL_ENTER("wolfSSL_X509_get_notBefore");
- if (x509 == NULL)
- return NULL;
- return (WOLFSSL_ASN1_TIME*)&x509->notBefore;
- }
- WOLFSSL_ASN1_TIME* wolfSSL_X509_get_notAfter(const WOLFSSL_X509* x509)
- {
- WOLFSSL_ENTER("wolfSSL_X509_get_notAfter");
- if (x509 == NULL)
- return NULL;
- return (WOLFSSL_ASN1_TIME*)&x509->notAfter;
- }
- /* return 1 on success 0 on fail */
- int wolfSSL_sk_X509_push(WOLF_STACK_OF(WOLFSSL_X509_NAME)* sk, WOLFSSL_X509* x509)
- {
- WOLFSSL_ENTER("wolfSSL_sk_X509_push");
- if (sk == NULL || x509 == NULL) {
- return WOLFSSL_FAILURE;
- }
- return wolfSSL_sk_push(sk, x509);
- }
- WOLFSSL_X509* wolfSSL_sk_X509_pop(WOLF_STACK_OF(WOLFSSL_X509_NAME)* sk) {
- WOLFSSL_STACK* node;
- WOLFSSL_X509* x509;
- if (sk == NULL) {
- return NULL;
- }
- node = sk->next;
- x509 = sk->data.x509;
- if (node != NULL) { /* update sk and remove node from stack */
- sk->data.x509 = node->data.x509;
- sk->next = node->next;
- XFREE(node, NULL, DYNAMIC_TYPE_X509);
- }
- else { /* last x509 in stack */
- sk->data.x509 = NULL;
- }
- if (sk->num > 0) {
- sk->num -= 1;
- }
- return x509;
- }
- /* Getter function for WOLFSSL_X509 pointer
- *
- * sk is the stack to retrieve pointer from
- * i is the index value in stack
- *
- * returns a pointer to a WOLFSSL_X509 structure on success and NULL on
- * fail
- */
- WOLFSSL_X509* wolfSSL_sk_X509_value(STACK_OF(WOLFSSL_X509)* sk, int i)
- {
- WOLFSSL_ENTER("wolfSSL_sk_X509_value");
- for (; sk != NULL && i > 0; i--)
- sk = sk->next;
- if (i != 0 || sk == NULL)
- return NULL;
- return sk->data.x509;
- }
- WOLFSSL_X509* wolfSSL_sk_X509_shift(WOLF_STACK_OF(WOLFSSL_X509)* sk)
- {
- return wolfSSL_sk_X509_pop(sk);
- }
- #endif /* !NO_CERTS && OPENSSL_EXTRA */
- #if !defined(NO_CERTS) && (defined(OPENSSL_EXTRA) || defined(WOLFSSL_WPAS_SMALL))
- /* Free's all nodes in X509 stack. This is different then wolfSSL_sk_X509_free
- * in that it allows for choosing the function to use when freeing an X509s.
- *
- * sk stack to free nodes in
- * f X509 free function
- */
- void wolfSSL_sk_X509_pop_free(STACK_OF(WOLFSSL_X509)* sk,
- void (*f) (WOLFSSL_X509*))
- {
- WOLFSSL_ENTER("wolfSSL_sk_X509_pop_free");
- while (sk != NULL) {
- WOLFSSL_STACK* next = sk->next;
- if (f)
- f(sk->data.x509);
- else
- wolfSSL_X509_free(sk->data.x509);
- XFREE(sk, NULL, DYNAMIC_TYPE_OPENSSL);
- sk = next;
- }
- }
- /* free structure for x509 stack */
- void wolfSSL_sk_X509_free(WOLF_STACK_OF(WOLFSSL_X509)* sk)
- {
- wolfSSL_sk_X509_pop_free(sk, NULL);
- }
- #endif /* !NO_CERTS && (OPENSSL_EXTRA || WOLFSSL_WPAS_SMALL) */
- #if defined(OPENSSL_ALL) || defined(WOLFSSL_QT)
- /* return 1 on success 0 on fail */
- int wolfSSL_sk_ACCESS_DESCRIPTION_push(WOLF_STACK_OF(ACCESS_DESCRIPTION)* sk,
- WOLFSSL_ACCESS_DESCRIPTION* access)
- {
- WOLFSSL_ENTER("wolfSSL_sk_ACCESS_DESCRIPTION_push");
- return wolfSSL_sk_push(sk, access);
- }
- /* Frees all nodes in ACCESS_DESCRIPTION stack
- *
- * sk stack of nodes to free
- * f free function to use, not called with wolfSSL
- */
- void wolfSSL_sk_ACCESS_DESCRIPTION_pop_free(WOLFSSL_STACK* sk,
- void (*f) (WOLFSSL_ACCESS_DESCRIPTION*))
- {
- WOLFSSL_STACK* node;
- WOLFSSL_ENTER("wolfSSL_sk_ACCESS_DESCRIPTION_pop_free");
- if (sk == NULL) {
- return;
- }
- /* parse through stack freeing each node */
- node = sk->next;
- while (node && sk->num > 1) {
- WOLFSSL_STACK* tmp = node;
- node = node->next;
- if (f)
- f(tmp->data.access);
- else
- wolfSSL_ACCESS_DESCRIPTION_free(tmp->data.access);
- tmp->data.access = NULL;
- XFREE(tmp, NULL, DYNAMIC_TYPE_ASN1);
- sk->num -= 1;
- }
- /* free head of stack */
- if (sk->num == 1) {
- if (f)
- f(sk->data.access);
- else {
- wolfSSL_ACCESS_DESCRIPTION_free(sk->data.access);
- }
- sk->data.access = NULL;
- }
- XFREE(sk, NULL, DYNAMIC_TYPE_ASN1);
- }
- void wolfSSL_sk_ACCESS_DESCRIPTION_free(WOLFSSL_STACK* sk)
- {
- wolfSSL_sk_ACCESS_DESCRIPTION_pop_free(sk, NULL);
- }
- /* AUTHORITY_INFO_ACCESS object is a stack of ACCESS_DESCRIPTION objects,
- * to free the stack the WOLFSSL_ACCESS_DESCRIPTION stack free function is
- * used */
- void wolfSSL_AUTHORITY_INFO_ACCESS_free(
- WOLF_STACK_OF(WOLFSSL_ACCESS_DESCRIPTION)* sk)
- {
- WOLFSSL_ENTER("wolfSSL_AUTHORITY_INFO_ACCESS_free");
- wolfSSL_sk_ACCESS_DESCRIPTION_pop_free(sk, NULL);
- }
- void wolfSSL_ACCESS_DESCRIPTION_free(WOLFSSL_ACCESS_DESCRIPTION* access)
- {
- WOLFSSL_ENTER("wolfSSL_ACCESS_DESCRIPTION_free");
- if (access == NULL)
- return;
- if (access->method)
- wolfSSL_ASN1_OBJECT_free(access->method);
- if (access->location)
- wolfSSL_GENERAL_NAME_free(access->location);
- XFREE(access, NULL, DYNAMIC_TYPE_X509_EXT);
- /* access = NULL, don't try to access or double free it */
- }
- #endif /* OPENSSL_ALL || WOLFSSL_QT */
- #if defined(OPENSSL_EXTRA) || defined(WOLFSSL_WPAS_SMALL)
- /* create a generic wolfSSL stack node
- * returns a new WOLFSSL_STACK structure on success */
- WOLFSSL_STACK* wolfSSL_sk_new_node(void* heap)
- {
- WOLFSSL_STACK* sk;
- WOLFSSL_ENTER("wolfSSL_sk_new_node");
- sk = (WOLFSSL_STACK*)XMALLOC(sizeof(WOLFSSL_STACK), heap,
- DYNAMIC_TYPE_OPENSSL);
- if (sk != NULL) {
- XMEMSET(sk, 0, sizeof(*sk));
- sk->heap = heap;
- }
- return sk;
- }
- /* free's node but does not free internal data such as in->data.x509 */
- void wolfSSL_sk_free_node(WOLFSSL_STACK* in)
- {
- if (in != NULL) {
- XFREE(in, in->heap, DYNAMIC_TYPE_OPENSSL);
- }
- }
- /* pushes node "in" onto "stack" and returns pointer to the new stack on success
- * also handles internal "num" for number of nodes on stack
- * return WOLFSSL_SUCCESS on success
- */
- int wolfSSL_sk_push_node(WOLFSSL_STACK** stack, WOLFSSL_STACK* in)
- {
- if (stack == NULL || in == NULL) {
- return WOLFSSL_FAILURE;
- }
- if (*stack == NULL) {
- in->num = 1;
- *stack = in;
- return WOLFSSL_SUCCESS;
- }
- in->num = (*stack)->num + 1;
- in->next = *stack;
- *stack = in;
- return WOLFSSL_SUCCESS;
- }
- /* return 1 on success 0 on fail */
- int wolfSSL_sk_push(WOLFSSL_STACK* sk, const void *data)
- {
- WOLFSSL_STACK* node;
- #if defined(OPENSSL_ALL) || defined(WOLFSSL_QT)
- WOLFSSL_CIPHER ciph;
- #endif
- WOLFSSL_ENTER("wolfSSL_sk_push");
- if (!sk) {
- return WOLFSSL_FAILURE;
- }
- /* Check if empty data */
- switch (sk->type) {
- #if defined(OPENSSL_ALL) || defined(WOLFSSL_QT)
- case STACK_TYPE_CIPHER:
- /* check if entire struct is zero */
- XMEMSET(&ciph, 0, sizeof(WOLFSSL_CIPHER));
- if (XMEMCMP(&sk->data.cipher, &ciph,
- sizeof(WOLFSSL_CIPHER)) == 0) {
- sk->data.cipher = *(WOLFSSL_CIPHER*)data;
- sk->num = 1;
- if (sk->hash_fn) {
- sk->hash = sk->hash_fn(&sk->data.cipher);
- }
- return WOLFSSL_SUCCESS;
- }
- break;
- #endif
- default:
- /* All other types are pointers */
- if (!sk->data.generic) {
- sk->data.generic = (void*)data;
- sk->num = 1;
- #ifdef OPENSSL_ALL
- if (sk->hash_fn) {
- sk->hash = sk->hash_fn(sk->data.generic);
- }
- #endif
- return WOLFSSL_SUCCESS;
- }
- break;
- }
- /* stack already has value(s) create a new node and add more */
- node = wolfSSL_sk_new_node(sk->heap);
- if (!node) {
- WOLFSSL_MSG("Memory error");
- return WOLFSSL_FAILURE;
- }
- /* push new x509 onto head of stack */
- node->next = sk->next;
- node->type = sk->type;
- sk->next = node;
- sk->num += 1;
- #ifdef OPENSSL_ALL
- node->comp = sk->comp;
- node->hash_fn = sk->hash_fn;
- node->hash = sk->hash;
- sk->hash = 0;
- #endif
- switch (sk->type) {
- #if defined(OPENSSL_ALL) || defined(WOLFSSL_QT)
- case STACK_TYPE_CIPHER:
- node->data.cipher = sk->data.cipher;
- sk->data.cipher = *(WOLFSSL_CIPHER*)data;
- if (sk->hash_fn) {
- sk->hash = sk->hash_fn(&sk->data.cipher);
- }
- break;
- #endif
- default:
- /* All other types are pointers */
- node->data.generic = sk->data.generic;
- sk->data.generic = (void*)data;
- #ifdef OPENSSL_ALL
- if (sk->hash_fn) {
- sk->hash = sk->hash_fn(sk->data.generic);
- }
- #endif
- break;
- }
- return WOLFSSL_SUCCESS;
- }
- /* Creates and returns new GENERAL_NAME structure */
- WOLFSSL_GENERAL_NAME* wolfSSL_GENERAL_NAME_new(void)
- {
- WOLFSSL_GENERAL_NAME* gn;
- WOLFSSL_ENTER("GENERAL_NAME_new");
- gn = (WOLFSSL_GENERAL_NAME*)XMALLOC(sizeof(WOLFSSL_GENERAL_NAME), NULL,
- DYNAMIC_TYPE_ASN1);
- if (gn == NULL) {
- return NULL;
- }
- XMEMSET(gn, 0, sizeof(WOLFSSL_GENERAL_NAME));
- gn->d.ia5 = wolfSSL_ASN1_STRING_new();
- if (gn->d.ia5 == NULL) {
- WOLFSSL_MSG("Issue creating ASN1_STRING struct");
- wolfSSL_GENERAL_NAME_free(gn);
- return NULL;
- }
- return gn;
- }
- static WOLFSSL_GENERAL_NAME* wolfSSL_GENERAL_NAME_dup(WOLFSSL_GENERAL_NAME* gn)
- {
- WOLFSSL_GENERAL_NAME* dupl = NULL;
- WOLFSSL_ENTER("wolfSSL_GENERAL_NAME_dup");
- if (!gn) {
- WOLFSSL_MSG("Bad parameter");
- return NULL;
- }
- if (!(dupl = wolfSSL_GENERAL_NAME_new())) {
- WOLFSSL_MSG("wolfSSL_GENERAL_NAME_new error");
- return NULL;
- }
- switch (gn->type) {
- /* WOLFSSL_ASN1_STRING types */
- case GEN_DNS:
- if (!(dupl->d.dNSName = wolfSSL_ASN1_STRING_dup(gn->d.dNSName))) {
- WOLFSSL_MSG("wolfSSL_ASN1_STRING_dup error");
- goto error;
- }
- break;
- case GEN_IPADD:
- if (!(dupl->d.iPAddress = wolfSSL_ASN1_STRING_dup(gn->d.iPAddress))) {
- WOLFSSL_MSG("wolfSSL_ASN1_STRING_dup error");
- goto error;
- }
- break;
- case GEN_EMAIL:
- if (!(dupl->d.rfc822Name = wolfSSL_ASN1_STRING_dup(gn->d.rfc822Name))) {
- WOLFSSL_MSG("wolfSSL_ASN1_STRING_dup error");
- goto error;
- }
- break;
- case GEN_URI:
- if (!(dupl->d.uniformResourceIdentifier =
- wolfSSL_ASN1_STRING_dup(gn->d.uniformResourceIdentifier))) {
- WOLFSSL_MSG("wolfSSL_ASN1_STRING_dup error");
- goto error;
- }
- break;
- case GEN_OTHERNAME:
- case GEN_X400:
- case GEN_DIRNAME:
- case GEN_EDIPARTY:
- case GEN_RID:
- default:
- WOLFSSL_MSG("Unrecognized or unsupported GENERAL_NAME type");
- goto error;
- }
- return dupl;
- error:
- if (dupl) {
- wolfSSL_GENERAL_NAME_free(dupl);
- }
- return NULL;
- }
- /* return 1 on success 0 on fail */
- int wolfSSL_sk_GENERAL_NAME_push(WOLFSSL_GENERAL_NAMES* sk,
- WOLFSSL_GENERAL_NAME* gn)
- {
- WOLFSSL_STACK* node;
- WOLFSSL_ENTER("wolfSSL_sk_GENERAL_NAME_push");
- if (sk == NULL || gn == NULL) {
- return WOLFSSL_FAILURE;
- }
- /* no previous values in stack */
- if (sk->data.gn == NULL) {
- sk->data.gn = gn;
- sk->num += 1;
- return WOLFSSL_SUCCESS;
- }
- /* stack already has value(s) create a new node and add more */
- node = (WOLFSSL_STACK*)XMALLOC(sizeof(WOLFSSL_STACK), NULL,
- DYNAMIC_TYPE_ASN1);
- if (node == NULL) {
- WOLFSSL_MSG("Memory error");
- return WOLFSSL_FAILURE;
- }
- XMEMSET(node, 0, sizeof(WOLFSSL_STACK));
- /* push new obj onto head of stack */
- node->data.gn = sk->data.gn;
- node->next = sk->next;
- sk->next = node;
- sk->data.gn = gn;
- sk->num += 1;
- return WOLFSSL_SUCCESS;
- }
- #endif /* OPENSSL_EXTRA || WOLFSSL_WPAS_SMALL */
- #ifdef OPENSSL_EXTRA
- /* Returns the general name at index i from the stack
- *
- * sk stack to get general name from
- * idx index to get
- *
- * return a pointer to the internal node of the stack
- */
- WOLFSSL_GENERAL_NAME* wolfSSL_sk_GENERAL_NAME_value(WOLFSSL_STACK* sk, int idx)
- {
- WOLFSSL_STACK* ret;
- if (sk == NULL) {
- return NULL;
- }
- ret = wolfSSL_sk_get_node(sk, idx);
- if (ret != NULL) {
- return ret->data.gn;
- }
- return NULL;
- }
- /* Gets the number of nodes in the stack
- *
- * sk stack to get the number of nodes from
- *
- * returns the number of nodes, -1 if no nodes
- */
- int wolfSSL_sk_GENERAL_NAME_num(WOLFSSL_STACK* sk)
- {
- WOLFSSL_ENTER("wolfSSL_sk_GENERAL_NAME_num");
- if (sk == NULL) {
- return -1;
- }
- return (int)sk->num;
- }
- #endif /* OPENSSL_EXTRA */
- #if defined(OPENSSL_EXTRA) || defined(WOLFSSL_WPAS_SMALL)
- /* Frees all nodes in a GENERAL NAME stack
- *
- * sk stack of nodes to free
- * f free function to use, not called with wolfSSL
- */
- void wolfSSL_sk_GENERAL_NAME_pop_free(WOLFSSL_STACK* sk,
- void (*f) (WOLFSSL_GENERAL_NAME*))
- {
- WOLFSSL_STACK* node;
- WOLFSSL_ENTER("wolfSSL_sk_GENERAL_NAME_pop_free");
- if (sk == NULL) {
- return;
- }
- /* parse through stack freeing each node */
- node = sk->next;
- while (node && sk->num > 1) {
- WOLFSSL_STACK* tmp = node;
- node = node->next;
- if (f)
- f(tmp->data.gn);
- else
- wolfSSL_GENERAL_NAME_free(tmp->data.gn);
- XFREE(tmp, NULL, DYNAMIC_TYPE_ASN1);
- sk->num -= 1;
- }
- /* free head of stack */
- if (sk->num == 1) {
- if (f)
- f(sk->data.gn);
- else
- wolfSSL_GENERAL_NAME_free(sk->data.gn);
- }
- XFREE(sk, NULL, DYNAMIC_TYPE_ASN1);
- }
- void wolfSSL_sk_GENERAL_NAME_free(WOLFSSL_STACK* sk)
- {
- WOLFSSL_ENTER("sk_GENERAL_NAME_free");
- wolfSSL_sk_GENERAL_NAME_pop_free(sk, NULL);
- }
- #endif /* OPENSSL_EXTRA || WOLFSSL_WPAS_SMALL */
- #ifdef OPENSSL_EXTRA
- static void wolfSSL_DIST_POINT_NAME_free(WOLFSSL_DIST_POINT_NAME* dpn)
- {
- if (dpn != NULL) {
- if (dpn->name.fullname != NULL) {
- wolfSSL_GENERAL_NAMES_free(dpn->name.fullname);
- }
- XFREE(dpn, NULL, DYNAMIC_TYPE_OPENSSL);
- }
- }
- /* returns new pointer on success and NULL on fail */
- static WOLFSSL_DIST_POINT_NAME* wolfSSL_DIST_POINT_NAME_new(void)
- {
- WOLFSSL_DIST_POINT_NAME* dpn = NULL;
- WOLFSSL_GENERAL_NAMES* gns = NULL;
- dpn = (WOLFSSL_DIST_POINT_NAME*)XMALLOC(sizeof(WOLFSSL_DIST_POINT_NAME),
- NULL, DYNAMIC_TYPE_OPENSSL);
- if (dpn == NULL) {
- return NULL;
- }
- XMEMSET(dpn, 0, sizeof(WOLFSSL_DIST_POINT_NAME));
- gns = wolfSSL_sk_new_null();
- if (gns == NULL) {
- WOLFSSL_MSG("wolfSSL_sk_new_null error");
- XFREE(dpn, NULL, DYNAMIC_TYPE_OPENSSL);
- return NULL;
- }
- gns->type = STACK_TYPE_GEN_NAME;
- dpn->name.fullname = gns;
- dpn->type = CRL_DIST_OID;
- return dpn;
- }
- /* Creates and returns new DIST_POINT structure */
- WOLFSSL_DIST_POINT* wolfSSL_DIST_POINT_new(void)
- {
- WOLFSSL_DIST_POINT* dp = NULL;
- WOLFSSL_DIST_POINT_NAME* dpn = NULL;
- WOLFSSL_ENTER("DIST_POINT_new");
- dp = (WOLFSSL_DIST_POINT*)XMALLOC(sizeof(WOLFSSL_DIST_POINT), NULL,
- DYNAMIC_TYPE_OPENSSL);
- if (dp == NULL) {
- return NULL;
- }
- XMEMSET(dp, 0, sizeof(WOLFSSL_DIST_POINT));
- dpn = wolfSSL_DIST_POINT_NAME_new();
- if (dpn == NULL) {
- XFREE(dp, NULL, DYNAMIC_TYPE_OPENSSL);
- return NULL;
- }
- dp->distpoint = dpn;
- return dp;
- }
- /* Frees DIST_POINT objects.
- */
- void wolfSSL_DIST_POINT_free(WOLFSSL_DIST_POINT* dp)
- {
- WOLFSSL_ENTER("wolfSSL_DIST_POINT_free");
- if (dp != NULL) {
- wolfSSL_DIST_POINT_NAME_free(dp->distpoint);
- XFREE(dp, NULL, DYNAMIC_TYPE_OPENSSL);
- }
- }
- void wolfSSL_DIST_POINTS_free(WOLFSSL_DIST_POINTS *dps)
- {
- WOLFSSL_ENTER("wolfSSL_DIST_POINTS_free");
- if (dps == NULL) {
- return;
- }
- wolfSSL_sk_free(dps);
- }
- /* return 1 on success 0 on fail */
- int wolfSSL_sk_DIST_POINT_push(WOLFSSL_DIST_POINTS* sk, WOLFSSL_DIST_POINT* dp)
- {
- WOLFSSL_ENTER("wolfSSL_sk_DIST_POINT_push");
- if (sk == NULL || dp == NULL) {
- return WOLFSSL_FAILURE;
- }
- return wolfSSL_sk_push(sk, dp);
- }
- /* Returns the CRL dist point at index i from the stack
- *
- * sk stack to get general name from
- * idx index to get
- *
- * return a pointer to the internal node of the stack
- */
- WOLFSSL_DIST_POINT* wolfSSL_sk_DIST_POINT_value(WOLFSSL_STACK* sk, int idx)
- {
- if (sk == NULL) {
- return NULL;
- }
- return (WOLFSSL_DIST_POINT*)wolfSSL_sk_value(sk, idx);
- }
- /* Gets the number of nodes in the stack
- *
- * sk stack to get the number of nodes from
- *
- * returns the number of nodes, -1 if no nodes
- */
- int wolfSSL_sk_DIST_POINT_num(WOLFSSL_STACK* sk)
- {
- WOLFSSL_ENTER("wolfSSL_sk_DIST_POINT_num");
- if (sk == NULL) {
- return -1;
- }
- return wolfSSL_sk_num(sk);
- }
- /* Frees all nodes in a DIST_POINT stack
- *
- * sk stack of nodes to free
- * f free function to use, not called with wolfSSL
- */
- void wolfSSL_sk_DIST_POINT_pop_free(WOLFSSL_STACK* sk,
- void (*f) (WOLFSSL_DIST_POINT*))
- {
- WOLFSSL_STACK* node;
- WOLFSSL_ENTER("wolfSSL_sk_DIST_POINT_pop_free");
- node = sk;
- while (node != NULL) {
- WOLFSSL_STACK* tmp = node;
- if (f)
- f(tmp->data.dp);
- else
- wolfSSL_DIST_POINT_free(tmp->data.dp);
- node = tmp->next;
- XFREE(tmp, NULL, DYNAMIC_TYPE_ASN1);
- }
- }
- void wolfSSL_sk_DIST_POINT_free(WOLFSSL_STACK* sk)
- {
- WOLFSSL_ENTER("sk_DIST_POINT_free");
- wolfSSL_sk_DIST_POINT_pop_free(sk, NULL);
- }
- /* returns the number of nodes in stack on success and WOLFSSL_FATAL_ERROR
- * on fail */
- int wolfSSL_sk_ACCESS_DESCRIPTION_num(WOLFSSL_STACK* sk)
- {
- if (sk == NULL) {
- return WOLFSSL_FATAL_ERROR;
- }
- return (int)sk->num;
- }
- /* returns the node at index "idx", NULL if not found */
- WOLFSSL_STACK* wolfSSL_sk_get_node(WOLFSSL_STACK* sk, int idx)
- {
- int i;
- WOLFSSL_STACK* ret = NULL;
- WOLFSSL_STACK* current;
- current = sk;
- for (i = 0; i <= idx && current != NULL; i++) {
- if (i == idx) {
- ret = current;
- break;
- }
- current = current->next;
- }
- return ret;
- }
- /* returns NULL on fail and pointer to internal data on success */
- WOLFSSL_ACCESS_DESCRIPTION* wolfSSL_sk_ACCESS_DESCRIPTION_value(
- WOLFSSL_STACK* sk, int idx)
- {
- WOLFSSL_STACK* ret;
- if (sk == NULL) {
- return NULL;
- }
- ret = wolfSSL_sk_get_node(sk, idx);
- if (ret != NULL) {
- return ret->data.access;
- }
- return NULL;
- }
- #endif /* OPENSSL_EXTRA */
- #if defined(OPENSSL_EXTRA) || defined(WOLFSSL_WPAS_SMALL)
- /* free's the internal type for the general name */
- static void wolfSSL_GENERAL_NAME_type_free(WOLFSSL_GENERAL_NAME* name)
- {
- if (name != NULL) {
- if (name->d.dNSName != NULL) {
- wolfSSL_ASN1_STRING_free(name->d.dNSName);
- name->d.dNSName = NULL;
- }
- if (name->d.dirn != NULL) {
- wolfSSL_X509_NAME_free(name->d.dirn);
- name->d.dirn = NULL;
- }
- if (name->d.uniformResourceIdentifier != NULL) {
- wolfSSL_ASN1_STRING_free(name->d.uniformResourceIdentifier);
- name->d.uniformResourceIdentifier = NULL;
- }
- if (name->d.iPAddress != NULL) {
- wolfSSL_ASN1_STRING_free(name->d.iPAddress);
- name->d.iPAddress = NULL;
- }
- if (name->d.registeredID != NULL) {
- wolfSSL_ASN1_OBJECT_free(name->d.registeredID);
- name->d.registeredID = NULL;
- }
- if (name->d.ia5 != NULL) {
- wolfSSL_ASN1_STRING_free(name->d.ia5);
- name->d.ia5 = NULL;
- }
- }
- }
- /* sets the general name type and free's the existing one
- * can fail with a memory error if malloc fails or bad arg error
- * otherwise return WOLFSSL_SUCCESS */
- int wolfSSL_GENERAL_NAME_set_type(WOLFSSL_GENERAL_NAME* name, int typ)
- {
- int ret = WOLFSSL_SUCCESS;
- if (name != NULL) {
- wolfSSL_GENERAL_NAME_type_free(name);
- name->type = typ;
- switch (typ) {
- case GEN_URI:
- name->d.uniformResourceIdentifier = wolfSSL_ASN1_STRING_new();
- if (name->d.uniformResourceIdentifier == NULL)
- ret = MEMORY_E;
- break;
- default:
- name->d.ia5 = wolfSSL_ASN1_STRING_new();
- if (name->d.ia5 == NULL)
- ret = MEMORY_E;
- }
- }
- else {
- ret = BAD_FUNC_ARG;
- }
- return ret;
- }
- /* Frees GENERAL_NAME objects.
- */
- void wolfSSL_GENERAL_NAME_free(WOLFSSL_GENERAL_NAME* name)
- {
- WOLFSSL_ENTER("wolfSSL_GENERAL_NAME_Free");
- if (name != NULL) {
- wolfSSL_GENERAL_NAME_type_free(name);
- XFREE(name, NULL, DYNAMIC_TYPE_OPENSSL);
- }
- }
- #endif /* OPENSSL_EXTRA || WOLFSSL_WPAS_SMALL */
- #ifdef OPENSSL_EXTRA
- void wolfSSL_GENERAL_NAMES_free(WOLFSSL_GENERAL_NAMES *gens)
- {
- WOLFSSL_ENTER("wolfSSL_GENERAL_NAMES_free");
- if (gens == NULL) {
- return;
- }
- wolfSSL_sk_free(gens);
- }
- #if defined(OPENSSL_ALL) && !defined(NO_BIO)
- /* Outputs name string of the given WOLFSSL_GENERAL_NAME_OBJECT to WOLFSSL_BIO.
- * Can handle following GENERAL_NAME_OBJECT types:
- * - GEN_OTHERNAME #
- * - GEN_EMAIL
- * - GEN_DNS
- * - GEN_X400 #
- * - GEN_DIRNAME
- * - GEN_EDIPARTY #
- * - GEN_URI
- * - GEN_RID
- * The each name string to be output has "typename:namestring" format.
- * For instance, email name string will be output as "email:info@wolfssl.com".
- * However,some types above marked with "#" will be output with
- * "typename:<unsupported>".
- *
- * Parameters:
- * - out: WOLFSSL_BIO object which is the output destination
- * - gen: WOLFSSL_GENERAL_NAME object to be output its name
- *
- * Returns WOLFSSL_SUCCESS on success, WOLFSSL_FAILURE on failure.
- */
- int wolfSSL_GENERAL_NAME_print(WOLFSSL_BIO* out, WOLFSSL_GENERAL_NAME* gen)
- {
- int ret, i;
- unsigned int wd;
- unsigned char* p;
- (void)wd;
- (void)p;
- (void)i;
- WOLFSSL_ENTER("wolfSSL_GENERAL_NAME_print");
- if (out == NULL || gen == NULL)
- return WOLFSSL_FAILURE;
- ret = WOLFSSL_FAILURE;
- switch (gen->type)
- {
- case GEN_OTHERNAME:
- ret = wolfSSL_BIO_printf(out, "othername:<unsupported>");
- ret = (ret > 0) ? WOLFSSL_SUCCESS : WOLFSSL_FAILURE;
- break;
- case GEN_EMAIL:
- ret = wolfSSL_BIO_printf(out, "email:");
- ret = (ret > 0) ? WOLFSSL_SUCCESS : WOLFSSL_FAILURE;
- if (ret == WOLFSSL_SUCCESS)
- {
- ret = wolfSSL_ASN1_STRING_print(out, gen->d.rfc822Name);
- }
- break;
- case GEN_DNS:
- ret = wolfSSL_BIO_printf(out, "DNS:");
- ret = (ret > 0) ? WOLFSSL_SUCCESS : WOLFSSL_FAILURE;
- if (ret == WOLFSSL_SUCCESS) {
- ret = wolfSSL_BIO_printf(out, gen->d.dNSName->strData);
- ret = (ret > 0) ? WOLFSSL_SUCCESS : WOLFSSL_FAILURE;
- }
- break;
- case GEN_X400:
- ret = wolfSSL_BIO_printf(out, "X400Name:<unsupported>");
- ret = (ret > 0) ? WOLFSSL_SUCCESS : WOLFSSL_FAILURE;
- break;
- case GEN_DIRNAME:
- ret = wolfSSL_BIO_printf(out, "DirName:");
- if (ret == WOLFSSL_SUCCESS) {
- ret = wolfSSL_X509_NAME_print_ex(out, gen->d.directoryName, 0,
- XN_FLAG_ONELINE);
- }
- break;
-
- case GEN_EDIPARTY:
- ret = wolfSSL_BIO_printf(out, "EdiPartyName:<unsupported>");
- ret = (ret > 0) ? WOLFSSL_SUCCESS : WOLFSSL_FAILURE;
- break;
- case GEN_URI:
- ret = wolfSSL_BIO_printf(out, "URI:");
- ret = (ret > 0) ? WOLFSSL_SUCCESS : WOLFSSL_FAILURE;
- if (ret == WOLFSSL_SUCCESS) {
- ret = wolfSSL_ASN1_STRING_print(out,
- gen->d.uniformResourceIdentifier);
- }
- break;
- case GEN_IPADD:
- ret = wolfSSL_BIO_printf(out, "IP Address");
- ret = (ret > 0) ? WOLFSSL_SUCCESS : WOLFSSL_FAILURE;
- if (ret == WOLFSSL_SUCCESS) {
- if (!gen->d.iPAddress->length) {
- ret = WOLFSSL_FAILURE;
- break;
- }
- p = (unsigned char*)gen->d.iPAddress->strData;
- if (gen->d.iPAddress->length == 4) {
- ret = wolfSSL_BIO_printf(out, ":%d.%d.%d.%d",
- p[0],p[1],p[2],p[3]);
- }
- else if (gen->d.iPAddress->length == 16) {
- for (i = 0; i < 16 && ret == WOLFSSL_SUCCESS;) {
- wd = p[i] << 8 | p[i+1];
-
- i += 2;
- ret = wolfSSL_BIO_printf(out, ":%X", wd);
- ret = (ret > 0) ? WOLFSSL_SUCCESS : WOLFSSL_FAILURE;
- }
- }
- else {
- ret = wolfSSL_BIO_printf(out, "<unsupported>");
- }
- ret = (ret > 0) ? WOLFSSL_SUCCESS : WOLFSSL_FAILURE;
- }
- break;
- case GEN_RID:
- ret = wolfSSL_BIO_printf(out, "Registered ID:");
- if (ret == WOLFSSL_SUCCESS) {
- ret = wolfSSL_i2a_ASN1_OBJECT(out, gen->d.registeredID);
- }
- break;
- default:
- /* unsupported type */
- break;
- }
- if (ret == WOLFSSL_FAILURE)
- return WOLFSSL_FAILURE;
- else
- return WOLFSSL_SUCCESS;
- }
- #endif /* OPENSSL_ALL */
- #if defined(OPENSSL_ALL)
- void *wolfSSL_lh_retrieve(WOLFSSL_STACK *sk, void *data)
- {
- unsigned long hash;
- WOLFSSL_ENTER("wolfSSL_lh_retrieve");
- if (!sk || !data) {
- WOLFSSL_MSG("Bad parameters");
- return NULL;
- }
- if (!sk->hash_fn) {
- WOLFSSL_MSG("No hash function defined");
- return NULL;
- }
- hash = sk->hash_fn(data);
- while (sk) {
- /* Calc hash if not done so yet */
- if (!sk->hash) {
- switch (sk->type) {
- case STACK_TYPE_CIPHER:
- sk->hash = sk->hash_fn(&sk->data.cipher);
- break;
- default:
- sk->hash = sk->hash_fn(sk->data.generic);
- break;
- }
- }
- if (sk->hash == hash) {
- switch (sk->type) {
- case STACK_TYPE_CIPHER:
- return &sk->data.cipher;
- default:
- return sk->data.generic;
- }
- }
- sk = sk->next;
- }
- return NULL;
- }
- WOLF_STACK_OF(WOLFSSL_X509_EXTENSION)* wolfSSL_sk_X509_EXTENSION_new_null(void)
- {
- WOLFSSL_STACK* sk = wolfSSL_sk_new_node(NULL);
- if (sk) {
- sk->type = STACK_TYPE_X509_EXT;
- }
- return (WOLF_STACK_OF(WOLFSSL_X509_EXTENSION)*)sk;;
- }
- /* returns the number of nodes on the stack */
- int wolfSSL_sk_X509_EXTENSION_num(WOLF_STACK_OF(WOLFSSL_X509_EXTENSION)* sk)
- {
- if (sk != NULL) {
- return (int)sk->num;
- }
- return WOLFSSL_FATAL_ERROR;
- }
- /* returns null on failure and pointer to internal value on success */
- WOLFSSL_X509_EXTENSION* wolfSSL_sk_X509_EXTENSION_value(
- WOLF_STACK_OF(WOLFSSL_X509_EXTENSION)* sk, int idx)
- {
- WOLFSSL_STACK* ret;
- if (sk == NULL) {
- return NULL;
- }
- ret = wolfSSL_sk_get_node(sk, idx);
- if (ret != NULL) {
- return ret->data.ext;
- }
- return NULL;
- }
- /* frees all of the nodes and the values in stack */
- void wolfSSL_sk_X509_EXTENSION_pop_free(
- WOLF_STACK_OF(WOLFSSL_X509_EXTENSION)* sk,
- void (*f) (WOLFSSL_X509_EXTENSION*))
- {
- WOLFSSL_STACK* current;
- if (sk == NULL) {
- return;
- }
- current = sk;
- while (current != NULL) {
- WOLFSSL_STACK* toFree = current;
- current = current->next;
- if (f)
- f(toFree->data.ext);
- wolfSSL_sk_free_node(toFree);
- }
- }
- #if defined(HAVE_ECC)
- /* Copies ecc_key into new WOLFSSL_EC_KEY object
- *
- * src : EC_KEY to duplicate. If EC_KEY is not null, create new EC_KEY and copy
- * internal ecc_key from src to dup.
- *
- * Returns pointer to duplicate EC_KEY.
- */
- WOLFSSL_EC_KEY *wolfSSL_EC_KEY_dup(const WOLFSSL_EC_KEY *src)
- {
- WOLFSSL_EC_KEY *dup;
- ecc_key *key, *srcKey;
- int ret;
- WOLFSSL_ENTER("wolfSSL_EC_KEY_dup");
- if (src == NULL || src->internal == NULL || src->group == NULL || \
- src->pub_key == NULL || src->priv_key == NULL) {
- WOLFSSL_MSG("src NULL error");
- return NULL;
- }
- dup = wolfSSL_EC_KEY_new();
- if (dup == NULL) {
- WOLFSSL_MSG("wolfSSL_EC_KEY_new error");
- return NULL;
- }
- key = (ecc_key*)dup->internal;
- if (key == NULL) {
- WOLFSSL_MSG("ecc_key NULL error");
- wolfSSL_EC_KEY_free(dup);
- return NULL;
- }
- srcKey = (ecc_key*)src->internal;
- /* ecc_key */
- /* copy pubkey */
- ret = wc_ecc_copy_point(&srcKey->pubkey, &key->pubkey);
- if (ret != MP_OKAY) {
- WOLFSSL_MSG("wc_ecc_copy_point error");
- wolfSSL_EC_KEY_free(dup);
- return NULL;
- }
- /* copy private key k */
- ret = mp_copy(&srcKey->k, &key->k);
- if (ret != MP_OKAY) {
- WOLFSSL_MSG("mp_copy error");
- wolfSSL_EC_KEY_free(dup);
- return NULL;
- }
- /* copy domain parameters */
- if (srcKey->dp) {
- ret = wc_ecc_set_curve(key, 0, srcKey->dp->id);
- if (ret != 0) {
- WOLFSSL_MSG("wc_ecc_set_curve error");
- return NULL;
- }
- }
- key->type = srcKey->type;
- key->idx = srcKey->idx;
- key->state = srcKey->state;
- key->flags = srcKey->flags;
- /* Copy group */
- if (dup->group == NULL) {
- WOLFSSL_MSG("EC_GROUP_new_by_curve_name error");
- wolfSSL_EC_KEY_free(dup);
- return NULL;
- }
- dup->group->curve_idx = src->group->curve_idx;
- dup->group->curve_nid = src->group->curve_nid;
- dup->group->curve_oid = src->group->curve_oid;
- /* Copy public key */
- if (src->pub_key->internal == NULL || dup->pub_key->internal == NULL) {
- WOLFSSL_MSG("NULL pub_key error");
- wolfSSL_EC_KEY_free(dup);
- return NULL;
- }
- /* Copy public key internal */
- ret = wc_ecc_copy_point((ecc_point*)src->pub_key->internal, \
- (ecc_point*)dup->pub_key->internal);
- if (ret != MP_OKAY) {
- WOLFSSL_MSG("ecc_copy_point error");
- wolfSSL_EC_KEY_free(dup);
- return NULL;
- }
- /* Copy X, Y, Z */
- dup->pub_key->X = wolfSSL_BN_dup(src->pub_key->X);
- if (!dup->pub_key->X && src->pub_key->X) {
- WOLFSSL_MSG("Error copying EC_POINT");
- wolfSSL_EC_KEY_free(dup);
- return NULL;
- }
- dup->pub_key->Y = wolfSSL_BN_dup(src->pub_key->Y);
- if (!dup->pub_key->Y && src->pub_key->Y) {
- WOLFSSL_MSG("Error copying EC_POINT");
- wolfSSL_EC_KEY_free(dup);
- return NULL;
- }
- dup->pub_key->Z = wolfSSL_BN_dup(src->pub_key->Z);
- if (!dup->pub_key->Z && src->pub_key->Z) {
- WOLFSSL_MSG("Error copying EC_POINT");
- wolfSSL_EC_KEY_free(dup);
- return NULL;
- }
- dup->pub_key->inSet = src->pub_key->inSet;
- dup->pub_key->exSet = src->pub_key->exSet;
- dup->pkcs8HeaderSz = src->pkcs8HeaderSz;
- /* Copy private key */
- if (src->priv_key->internal == NULL || dup->priv_key->internal == NULL) {
- WOLFSSL_MSG("NULL priv_key error");
- wolfSSL_EC_KEY_free(dup);
- return NULL;
- }
- /* Free priv_key before call to dup function */
- wolfSSL_BN_free(dup->priv_key);
- dup->priv_key = wolfSSL_BN_dup(src->priv_key);
- if (dup->priv_key == NULL) {
- WOLFSSL_MSG("BN_dup error");
- wolfSSL_EC_KEY_free(dup);
- return NULL;
- }
- return dup;
- }
- #endif /* HAVE_ECC */
- #if !defined(NO_DH)
- int wolfSSL_DH_check(const WOLFSSL_DH *dh, int *codes)
- {
- int isPrime = MP_NO, codeTmp = 0;
- WC_RNG rng;
- WOLFSSL_ENTER("wolfSSL_DH_check");
- if (dh == NULL){
- return WOLFSSL_FAILURE;
- }
- if (dh->g == NULL || dh->g->internal == NULL){
- codeTmp = DH_NOT_SUITABLE_GENERATOR;
- }
- if (dh->p == NULL || dh->p->internal == NULL){
- codeTmp = DH_CHECK_P_NOT_PRIME;
- }
- else
- {
- /* test if dh->p has prime */
- if (wc_InitRng(&rng) == 0){
- mp_prime_is_prime_ex((mp_int*)dh->p->internal,8,&isPrime,&rng);
- }
- else {
- WOLFSSL_MSG("Error initializing rng\n");
- return WOLFSSL_FAILURE;
- }
- wc_FreeRng(&rng);
- if (isPrime != MP_YES){
- codeTmp = DH_CHECK_P_NOT_PRIME;
- }
- }
- /* User may choose to enter NULL for codes if they don't want to check it*/
- if (codes != NULL){
- *codes = codeTmp;
- }
- /* if codeTmp was set,some check was flagged invalid */
- if (codeTmp){
- return WOLFSSL_FAILURE;
- }
- return WOLFSSL_SUCCESS;
- }
- #if !defined(HAVE_FIPS) || (defined(HAVE_FIPS_VERSION) && (HAVE_FIPS_VERSION>2))
- /* Converts DER encoded DH parameters to a WOLFSSL_DH structure.
- *
- * dh : structure to copy DH parameters into.
- * pp : DER encoded DH parameters
- * length : length to copy
- *
- * Returns pointer to WOLFSSL_DH structure on success, or NULL on failure
- */
- WOLFSSL_DH *wolfSSL_d2i_DHparams(WOLFSSL_DH **dh, const unsigned char **pp,
- long length)
- {
- WOLFSSL_DH *newDH = NULL;
- int ret;
- word32 idx = 0;
- WOLFSSL_ENTER("wolfSSL_d2i_DHparams");
- if (pp == NULL || length <= 0) {
- WOLFSSL_MSG("bad argument");
- return NULL;
- }
- if ((newDH = wolfSSL_DH_new()) == NULL) {
- WOLFSSL_MSG("wolfSSL_DH_new() failed");
- return NULL;
- }
- ret = wc_DhKeyDecode(*pp, &idx, (DhKey*)newDH->internal, (word32)length);
- if (ret != 0) {
- WOLFSSL_MSG("DhKeyDecode() failed");
- wolfSSL_DH_free(newDH);
- return NULL;
- }
- newDH->inSet = 1;
- if (SetDhExternal(newDH) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("SetDhExternal failed");
- wolfSSL_DH_free(newDH);
- return NULL;
- }
- *pp += length;
- if (dh != NULL){
- *dh = newDH;
- }
- return newDH;
- }
- #endif /* !HAVE_FIPS || HAVE_FIPS_VERSION > 2 */
- #define ASN_LEN_SIZE(l) \
- (((l) < 128) ? 1 : (((l) < 256) ? 2 : 3))
- /* Converts internal WOLFSSL_DH structure to DER encoded DH.
- *
- * dh : structure to copy DH parameters from.
- * out : DER buffer for DH parameters
- *
- * Returns size of DER on success and WOLFSSL_FAILURE if error
- */
- int wolfSSL_i2d_DHparams(const WOLFSSL_DH *dh, unsigned char **out)
- {
- word32 len;
- int ret = 0;
- int pSz;
- int gSz;
- WOLFSSL_ENTER("wolfSSL_i2d_DHparams");
- if (dh == NULL) {
- WOLFSSL_MSG("Bad parameters");
- return WOLFSSL_FAILURE;
- }
- /* Get total length */
- pSz = mp_unsigned_bin_size((mp_int*)dh->p->internal);
- gSz = mp_unsigned_bin_size((mp_int*)dh->g->internal);
- len = 1 + ASN_LEN_SIZE(pSz) + mp_leading_bit((mp_int*)dh->p->internal) +
- pSz +
- 1 + ASN_LEN_SIZE(gSz) + mp_leading_bit((mp_int*)dh->g->internal) +
- gSz;
- /* Two bytes required for length if ASN.1 SEQ data greater than 127 bytes
- * and less than 256 bytes.
- */
- len += 1 + ASN_LEN_SIZE(len);
- if (out != NULL && *out != NULL) {
- ret = StoreDHparams(*out, &len, (mp_int*)dh->p->internal,
- (mp_int*)dh->g->internal);
- if (ret != MP_OKAY) {
- WOLFSSL_MSG("StoreDHparams error");
- len = 0;
- }
- else{
- *out += len;
- }
- }
- return (int)len;
- }
- #endif /* !NO_DH */
- #endif /* OPENSSL_ALL */
- #endif /* OPENSSL_EXTRA */
- #if defined(OPENSSL_EXTRA) && !defined(NO_FILESYSTEM) && !defined(NO_STDIO_FILESYSTEM)
- WOLFSSL_X509* wolfSSL_X509_d2i_fp(WOLFSSL_X509** x509, XFILE file)
- {
- WOLFSSL_X509* newX509 = NULL;
- WOLFSSL_ENTER("wolfSSL_X509_d2i_fp");
- if (file != XBADFILE) {
- byte* fileBuffer = NULL;
- long sz = 0;
- if (XFSEEK(file, 0, XSEEK_END) != 0)
- return NULL;
- sz = XFTELL(file);
- XREWIND(file);
- if (sz > MAX_WOLFSSL_FILE_SIZE || sz < 0) {
- WOLFSSL_MSG("X509_d2i file size error");
- return NULL;
- }
- fileBuffer = (byte*)XMALLOC(sz, NULL, DYNAMIC_TYPE_FILE);
- if (fileBuffer != NULL) {
- int ret = (int)XFREAD(fileBuffer, 1, sz, file);
- if (ret == sz) {
- newX509 = wolfSSL_X509_d2i(NULL, fileBuffer, (int)sz);
- }
- XFREE(fileBuffer, NULL, DYNAMIC_TYPE_FILE);
- }
- }
- if (x509 != NULL)
- *x509 = newX509;
- return newX509;
- }
- #endif /* OPENSSL_EXTRA && !NO_FILESYSTEM && !NO_STDIO_FILESYSTEM */
- #if defined(OPENSSL_EXTRA) || defined(WOLFSSL_WPAS_SMALL) || \
- defined(KEEP_PEER_CERT) || defined(SESSION_CERTS)
- #ifndef NO_FILESYSTEM
- WOLFSSL_ABI
- WOLFSSL_X509* wolfSSL_X509_load_certificate_file(const char* fname, int format)
- {
- #ifdef WOLFSSL_SMALL_STACK
- byte staticBuffer[1]; /* force heap usage */
- #else
- byte staticBuffer[FILE_BUFFER_SIZE];
- #endif
- byte* fileBuffer = staticBuffer;
- int dynamic = 0;
- int ret;
- long sz = 0;
- XFILE file;
- WOLFSSL_X509* x509 = NULL;
- /* Check the inputs */
- if ((fname == NULL) ||
- (format != WOLFSSL_FILETYPE_ASN1 && format != WOLFSSL_FILETYPE_PEM))
- return NULL;
- file = XFOPEN(fname, "rb");
- if (file == XBADFILE)
- return NULL;
- if (XFSEEK(file, 0, XSEEK_END) != 0){
- XFCLOSE(file);
- return NULL;
- }
- sz = XFTELL(file);
- XREWIND(file);
- if (sz > MAX_WOLFSSL_FILE_SIZE || sz < 0) {
- WOLFSSL_MSG("X509_load_certificate_file size error");
- XFCLOSE(file);
- return NULL;
- }
- if (sz > (long)sizeof(staticBuffer)) {
- fileBuffer = (byte*)XMALLOC(sz, NULL, DYNAMIC_TYPE_FILE);
- if (fileBuffer == NULL) {
- XFCLOSE(file);
- return NULL;
- }
- dynamic = 1;
- }
- ret = (int)XFREAD(fileBuffer, 1, sz, file);
- if (ret != sz) {
- XFCLOSE(file);
- if (dynamic)
- XFREE(fileBuffer, NULL, DYNAMIC_TYPE_FILE);
- return NULL;
- }
- XFCLOSE(file);
- x509 = wolfSSL_X509_load_certificate_buffer(fileBuffer, (int)sz, format);
- if (dynamic)
- XFREE(fileBuffer, NULL, DYNAMIC_TYPE_FILE);
- return x509;
- }
- #endif /* !NO_FILESYSTEM */
- static WOLFSSL_X509* loadX509orX509REQFromBuffer(
- const unsigned char* buf, int sz, int format, int type)
- {
- int ret;
- WOLFSSL_X509* x509 = NULL;
- DerBuffer* der = NULL;
- WOLFSSL_ENTER("wolfSSL_X509_load_certificate_ex");
- if (format == WOLFSSL_FILETYPE_PEM) {
- #ifdef WOLFSSL_PEM_TO_DER
- if (PemToDer(buf, sz, type, &der, NULL, NULL, NULL) != 0) {
- FreeDer(&der);
- }
- #else
- ret = NOT_COMPILED_IN;
- #endif
- }
- else {
- ret = AllocDer(&der, (word32)sz, type, NULL);
- if (ret == 0) {
- XMEMCPY(der->buffer, buf, sz);
- }
- }
- /* At this point we want `der` to have the certificate in DER format */
- /* ready to be decoded. */
- if (der != NULL && der->buffer != NULL) {
- #ifdef WOLFSSL_SMALL_STACK
- DecodedCert* cert;
- #else
- DecodedCert cert[1];
- #endif
- #ifdef WOLFSSL_SMALL_STACK
- cert = (DecodedCert*)XMALLOC(sizeof(DecodedCert), NULL,
- DYNAMIC_TYPE_DCERT);
- if (cert != NULL)
- #endif
- {
- InitDecodedCert(cert, der->buffer, der->length, NULL);
- if (ParseCertRelative(cert, type, 0, NULL) == 0) {
- x509 = (WOLFSSL_X509*)XMALLOC(sizeof(WOLFSSL_X509), NULL,
- DYNAMIC_TYPE_X509);
- if (x509 != NULL) {
- InitX509(x509, 1, NULL);
- if (CopyDecodedToX509(x509, cert) != 0) {
- wolfSSL_X509_free(x509);
- x509 = NULL;
- }
- }
- }
- FreeDecodedCert(cert);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, NULL, DYNAMIC_TYPE_DCERT);
- #endif
- }
- FreeDer(&der);
- }
- return x509;
- }
- WOLFSSL_X509* wolfSSL_X509_load_certificate_buffer(
- const unsigned char* buf, int sz, int format)
- {
- return loadX509orX509REQFromBuffer(buf, sz,
- format, CERT_TYPE);
- }
- #ifdef WOLFSSL_CERT_REQ
- WOLFSSL_X509* wolfSSL_X509_REQ_load_certificate_buffer(
- const unsigned char* buf, int sz, int format)
- {
- return loadX509orX509REQFromBuffer(buf, sz,
- format, CERTREQ_TYPE);
- }
- #endif
- #endif /* KEEP_PEER_CERT || SESSION_CERTS */
- /* OPENSSL_EXTRA is needed for wolfSSL_X509_d21 function
- KEEP_OUR_CERT is to insure ability for returning ssl certificate */
- #if (defined(OPENSSL_EXTRA) || defined(OPENSSL_EXTRA_X509_SMALL)) && \
- defined(KEEP_OUR_CERT)
- WOLFSSL_X509* wolfSSL_get_certificate(WOLFSSL* ssl)
- {
- if (ssl == NULL) {
- return NULL;
- }
- if (ssl->buffers.weOwnCert) {
- if (ssl->ourCert == NULL) {
- if (ssl->buffers.certificate == NULL) {
- WOLFSSL_MSG("Certificate buffer not set!");
- return NULL;
- }
- #ifndef WOLFSSL_X509_STORE_CERTS
- ssl->ourCert = wolfSSL_X509_d2i(NULL,
- ssl->buffers.certificate->buffer,
- ssl->buffers.certificate->length);
- #endif
- }
- return ssl->ourCert;
- }
- else { /* if cert not owned get parent ctx cert or return null */
- if (ssl->ctx) {
- if (ssl->ctx->ourCert == NULL) {
- if (ssl->ctx->certificate == NULL) {
- WOLFSSL_MSG("Ctx Certificate buffer not set!");
- return NULL;
- }
- #ifndef WOLFSSL_X509_STORE_CERTS
- ssl->ctx->ourCert = wolfSSL_X509_d2i(NULL,
- ssl->ctx->certificate->buffer,
- ssl->ctx->certificate->length);
- #endif
- ssl->ctx->ownOurCert = 1;
- }
- return ssl->ctx->ourCert;
- }
- }
- return NULL;
- }
- WOLFSSL_X509* wolfSSL_CTX_get0_certificate(WOLFSSL_CTX* ctx)
- {
- if (ctx) {
- if (ctx->ourCert == NULL) {
- if (ctx->certificate == NULL) {
- WOLFSSL_MSG("Ctx Certificate buffer not set!");
- return NULL;
- }
- #ifndef WOLFSSL_X509_STORE_CERTS
- ctx->ourCert = wolfSSL_X509_d2i(NULL,
- ctx->certificate->buffer,
- ctx->certificate->length);
- #endif
- ctx->ownOurCert = 1;
- }
- return ctx->ourCert;
- }
- return NULL;
- }
- #endif /* OPENSSL_EXTRA && KEEP_OUR_CERT */
- #endif /* NO_CERTS */
- #if !defined(NO_ASN) && (defined(OPENSSL_EXTRA) || \
- defined(OPENSSL_EXTRA_X509_SMALL))
- void wolfSSL_ASN1_OBJECT_free(WOLFSSL_ASN1_OBJECT* obj)
- {
- if (obj == NULL) {
- return;
- }
- if ((obj->obj != NULL) && ((obj->dynamic & WOLFSSL_ASN1_DYNAMIC_DATA) != 0)) {
- #ifdef WOLFSSL_DEBUG_OPENSSL
- WOLFSSL_MSG("Freeing ASN1 data");
- #endif
- XFREE((void*)obj->obj, obj->heap, DYNAMIC_TYPE_ASN1);
- obj->obj = NULL;
- }
- #if defined(WOLFSSL_QT) || defined(OPENSSL_ALL)
- if (obj->pathlen != NULL) {
- wolfSSL_ASN1_INTEGER_free(obj->pathlen);
- obj->pathlen = NULL;
- }
- #endif
- if ((obj->dynamic & WOLFSSL_ASN1_DYNAMIC) != 0) {
- #ifdef WOLFSSL_DEBUG_OPENSSL
- WOLFSSL_MSG("Freeing ASN1 OBJECT");
- #endif
- XFREE(obj, NULL, DYNAMIC_TYPE_ASN1);
- }
- }
- WOLFSSL_ASN1_OBJECT* wolfSSL_ASN1_OBJECT_new(void)
- {
- WOLFSSL_ASN1_OBJECT* obj;
- obj = (WOLFSSL_ASN1_OBJECT*)XMALLOC(sizeof(WOLFSSL_ASN1_OBJECT), NULL,
- DYNAMIC_TYPE_ASN1);
- if (obj == NULL) {
- return NULL;
- }
- XMEMSET(obj, 0, sizeof(WOLFSSL_ASN1_OBJECT));
- obj->d.ia5 = &(obj->d.ia5_internal);
- #if defined(WOLFSSL_QT) || defined(OPENSSL_ALL)
- obj->d.iPAddress = &(obj->d.iPAddress_internal);
- #endif
- obj->dynamic |= WOLFSSL_ASN1_DYNAMIC;
- return obj;
- }
- WOLFSSL_ASN1_OBJECT* wolfSSL_ASN1_OBJECT_dup(WOLFSSL_ASN1_OBJECT* obj)
- {
- WOLFSSL_ASN1_OBJECT* dupl = NULL;
- WOLFSSL_ENTER("wolfSSL_ASN1_OBJECT_dup");
- if (!obj) {
- WOLFSSL_MSG("Bad parameter");
- return NULL;
- }
- dupl = wolfSSL_ASN1_OBJECT_new();
- if (!dupl) {
- WOLFSSL_MSG("wolfSSL_ASN1_OBJECT_new error");
- return NULL;
- }
- /* Copy data */
- XMEMCPY(dupl->sName, obj->sName, WOLFSSL_MAX_SNAME);
- dupl->type = obj->type;
- dupl->grp = obj->grp;
- dupl->nid = obj->nid;
- dupl->objSz = obj->objSz;
- if (obj->obj) {
- dupl->obj = (const unsigned char*)XMALLOC(
- obj->objSz, NULL, DYNAMIC_TYPE_ASN1);
- if (!dupl->obj) {
- WOLFSSL_MSG("ASN1 obj malloc error");
- wolfSSL_ASN1_OBJECT_free(dupl);
- return NULL;
- }
- XMEMCPY((byte*)dupl->obj, obj->obj, obj->objSz);
- dupl->dynamic |= WOLFSSL_ASN1_DYNAMIC_DATA;
- }
- return dupl;
- }
- #endif /* !NO_ASN && (OPENSSL_EXTRA || OPENSSL_EXTRA_X509_SMALL) */
- #ifndef NO_ASN
- #if defined(OPENSSL_EXTRA) || defined(WOLFSSL_WPAS_SMALL)
- /* Creates and returns a new WOLFSSL_CIPHER stack. */
- WOLFSSL_STACK* wolfSSL_sk_new_asn1_obj(void)
- {
- WOLFSSL_STACK* sk;
- WOLFSSL_ENTER("wolfSSL_sk_new_asn1_obj");
- sk = wolfSSL_sk_new_null();
- if (sk == NULL)
- return NULL;
- sk->type = STACK_TYPE_OBJ;
- return sk;
- }
- /* return 1 on success 0 on fail */
- int wolfSSL_sk_ASN1_OBJECT_push(WOLF_STACK_OF(WOLFSSL_ASN1_OBJECT)* sk,
- WOLFSSL_ASN1_OBJECT* obj)
- {
- WOLFSSL_ENTER("wolfSSL_sk_ASN1_OBJECT_push");
- if (sk == NULL || obj == NULL) {
- return WOLFSSL_FAILURE;
- }
- return wolfSSL_sk_push(sk, obj);
- }
- WOLFSSL_ASN1_OBJECT* wolfSSL_sk_ASN1_OBJECT_pop(
- WOLF_STACK_OF(WOLFSSL_ASN1_OBJECT)* sk)
- {
- WOLFSSL_STACK* node;
- WOLFSSL_ASN1_OBJECT* obj;
- if (sk == NULL) {
- return NULL;
- }
- node = sk->next;
- obj = sk->data.obj;
- if (node != NULL) { /* update sk and remove node from stack */
- sk->data.obj = node->data.obj;
- sk->next = node->next;
- XFREE(node, NULL, DYNAMIC_TYPE_ASN1);
- }
- else { /* last obj in stack */
- sk->data.obj = NULL;
- }
- if (sk->num > 0) {
- sk->num -= 1;
- }
- return obj;
- }
- /* Free the structure for ASN1_OBJECT stack
- *
- * sk stack to free nodes in
- */
- void wolfSSL_sk_ASN1_OBJECT_free(WOLF_STACK_OF(WOLFSSL_ASN1_OBJECT)* sk)
- {
- wolfSSL_sk_ASN1_OBJECT_pop_free(sk, NULL);
- }
- /* Free's all nodes in ASN1_OBJECT stack.
- * This is different then wolfSSL_ASN1_OBJECT_free in that it allows for
- * choosing the function to use when freeing an ASN1_OBJECT stack.
- *
- * sk stack to free nodes in
- * f X509 free function
- */
- void wolfSSL_sk_ASN1_OBJECT_pop_free(WOLF_STACK_OF(WOLFSSL_ASN1_OBJECT)* sk,
- void (*f) (WOLFSSL_ASN1_OBJECT*))
- {
- WOLFSSL_STACK* node;
- WOLFSSL_ENTER("wolfSSL_sk_ASN1_OBJECT_pop_free");
- if (sk == NULL) {
- WOLFSSL_MSG("Parameter error");
- return;
- }
- /* parse through stack freeing each node */
- node = sk->next;
- while (node && sk->num > 1) {
- WOLFSSL_STACK* tmp = node;
- node = node->next;
- if (f)
- f(tmp->data.obj);
- else
- wolfSSL_ASN1_OBJECT_free(tmp->data.obj);
- tmp->data.obj = NULL;
- XFREE(tmp, NULL, DYNAMIC_TYPE_ASN1);
- sk->num -= 1;
- }
- /* free head of stack */
- if (sk->num == 1) {
- if (f)
- f(sk->data.obj);
- else
- wolfSSL_ASN1_OBJECT_free(sk->data.obj);
- sk->data.obj = NULL;
- }
- XFREE(sk, NULL, DYNAMIC_TYPE_ASN1);
- }
- #endif /* OPENSSL_EXTRA || WOLFSSL_WPAS_SMALL */
- #endif /* !NO_ASN */
- #ifdef OPENSSL_EXTRA
- #ifndef NO_ASN
- int wolfSSL_ASN1_STRING_to_UTF8(unsigned char **out, WOLFSSL_ASN1_STRING *in)
- {
- /*
- ASN1_STRING_to_UTF8() converts the string in to UTF8 format,
- the converted data is allocated in a buffer in *out.
- The length of out is returned or a negative error code.
- The buffer *out should be free using OPENSSL_free().
- */
- unsigned char* buf;
- unsigned char* inPtr;
- int inLen;
- if (!out || !in) {
- return -1;
- }
- inPtr = wolfSSL_ASN1_STRING_data(in);
- inLen = wolfSSL_ASN1_STRING_length(in);
- if (!inPtr || inLen < 0) {
- return -1;
- }
- buf = (unsigned char*)XMALLOC(inLen + 1, NULL, DYNAMIC_TYPE_OPENSSL);
- if (!buf) {
- return -1;
- }
- XMEMCPY(buf, inPtr, inLen + 1);
- *out = buf;
- return inLen;
- }
- int wolfSSL_ASN1_UNIVERSALSTRING_to_string(WOLFSSL_ASN1_STRING *s)
- {
- char *idx;
- char *copy;
- WOLFSSL_ENTER("wolfSSL_ASN1_UNIVERSALSTRING_to_string");
- if (!s) {
- WOLFSSL_MSG("Bad parameter");
- return WOLFSSL_FAILURE;
- }
- if (s->type != V_ASN1_UNIVERSALSTRING) {
- WOLFSSL_MSG("Input is not a universal string");
- return WOLFSSL_FAILURE;
- }
- if ((s->length % 4) != 0) {
- WOLFSSL_MSG("Input string must be divisible by 4");
- return WOLFSSL_FAILURE;
- }
- for (idx = s->data; idx < s->data + s->length; idx += 4)
- if ((idx[0] != '\0') || (idx[1] != '\0') || (idx[2] != '\0'))
- break;
- if (idx != s->data + s->length) {
- WOLFSSL_MSG("Wrong string format");
- return WOLFSSL_FAILURE;
- }
- for (copy = idx = s->data; idx < s->data + s->length; idx += 4)
- *copy++ = idx[3];
- *copy = '\0';
- s->length /= 4;
- s->type = V_ASN1_PRINTABLESTRING;
- return WOLFSSL_SUCCESS;
- }
- /* Returns string representation of ASN1_STRING */
- char* wolfSSL_i2s_ASN1_STRING(WOLFSSL_v3_ext_method *method,
- const WOLFSSL_ASN1_STRING *s)
- {
- int i;
- int tmpSz = 100;
- int valSz = 5;
- char* tmp;
- char val[5];
- unsigned char* str;
- WOLFSSL_ENTER("wolfSSL_i2s_ASN1_STRING");
- (void)method;
- if(s == NULL || s->data == NULL) {
- WOLFSSL_MSG("Bad Function Argument");
- return NULL;
- }
- str = (unsigned char*)XMALLOC(s->length, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (str == NULL) {
- WOLFSSL_MSG("Memory Error");
- return NULL;
- }
- XMEMCPY(str, (unsigned char*)s->data, s->length);
- tmp = (char*)XMALLOC(tmpSz, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (tmp == NULL) {
- WOLFSSL_MSG("Memory Error");
- XFREE(str, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- return NULL;
- }
- XMEMSET(tmp, 0, tmpSz);
- for (i = 0; i < tmpSz && i < (s->length - 1); i++) {
- XSNPRINTF(val, valSz - 1, "%02X:", str[i]);
- XSTRNCAT(tmp, val, valSz);
- }
- XSNPRINTF(val, valSz - 1, "%02X", str[i]);
- XSTRNCAT(tmp, val, valSz);
- XFREE(str, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- return tmp;
- }
- #endif /* NO_ASN */
- #endif /* OPENSSL_EXTRA */
- #if defined(OPENSSL_EXTRA) || defined(WOLFSSL_WPAS_SMALL)
- void wolfSSL_set_connect_state(WOLFSSL* ssl)
- {
- WOLFSSL_ENTER("wolfSSL_set_connect_state");
- if (ssl == NULL) {
- WOLFSSL_MSG("WOLFSSL struct pointer passed in was null");
- return;
- }
- #ifndef NO_DH
- /* client creates its own DH parameters on handshake */
- if (ssl->buffers.serverDH_P.buffer && ssl->buffers.weOwnDH) {
- XFREE(ssl->buffers.serverDH_P.buffer, ssl->heap,
- DYNAMIC_TYPE_PUBLIC_KEY);
- }
- ssl->buffers.serverDH_P.buffer = NULL;
- if (ssl->buffers.serverDH_G.buffer && ssl->buffers.weOwnDH) {
- XFREE(ssl->buffers.serverDH_G.buffer, ssl->heap,
- DYNAMIC_TYPE_PUBLIC_KEY);
- }
- ssl->buffers.serverDH_G.buffer = NULL;
- #endif
- if (InitSSL_Side(ssl, WOLFSSL_CLIENT_END) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Error initializing client side");
- }
- }
- #endif /* OPENSSL_EXTRA || WOLFSSL_WPAS_SMALL */
- int wolfSSL_get_shutdown(const WOLFSSL* ssl)
- {
- int isShutdown = 0;
- WOLFSSL_ENTER("wolfSSL_get_shutdown");
- if (ssl) {
- /* in OpenSSL, WOLFSSL_SENT_SHUTDOWN = 1, when closeNotifySent *
- * WOLFSSL_RECEIVED_SHUTDOWN = 2, from close notify or fatal err */
- isShutdown = ((ssl->options.closeNotify||ssl->options.connReset) << 1)
- | (ssl->options.sentNotify);
- }
- return isShutdown;
- }
- int wolfSSL_session_reused(WOLFSSL* ssl)
- {
- int resuming = 0;
- if (ssl)
- resuming = ssl->options.resuming;
- return resuming;
- }
- #if defined(OPENSSL_EXTRA) || defined(HAVE_EXT_CACHE)
- /* return a new malloc'd session with default settings on success */
- static WOLFSSL_SESSION* NewSession(void)
- {
- WOLFSSL_SESSION* ret = NULL;
- ret = (WOLFSSL_SESSION*)XMALLOC(sizeof(WOLFSSL_SESSION), NULL,
- DYNAMIC_TYPE_OPENSSL);
- if (ret != NULL) {
- XMEMSET(ret, 0, sizeof(WOLFSSL_SESSION));
- ret->isAlloced = 1;
- }
- return ret;
- }
- WOLFSSL_SESSION* wolfSSL_SESSION_new(void)
- {
- WOLFSSL_SESSION* ret = NewSession();
- #ifdef OPENSSL_EXTRA
- if (ret != NULL) {
- #ifndef SINGLE_THREADED
- if (wc_InitMutex(&ret->refMutex) != 0) {
- WOLFSSL_MSG("Error setting up session reference mutex");
- XFREE(ret, NULL, DYNAMIC_TYPE_OPENSSL);
- return NULL;
- }
- #endif
- ret->refCount = 1;
- }
- #endif
- return ret;
- }
- /* add one to session reference count
- * return WOLFSSL_SUCCESS on success and WOLFSSL_FAILURE on error */
- int wolfSSL_SESSION_up_ref(WOLFSSL_SESSION* session)
- {
- if (session == NULL)
- return WOLFSSL_FAILURE;
- #ifdef OPENSSL_EXTRA
- #ifndef SINGLE_THREADED
- if (wc_LockMutex(&session->refMutex) != 0) {
- WOLFSSL_MSG("Failed to lock session mutex");
- }
- #endif
- session->refCount++;
- #ifndef SINGLE_THREADED
- wc_UnLockMutex(&session->refMutex);
- #endif
- #endif
- return WOLFSSL_SUCCESS;
- }
- WOLFSSL_SESSION* wolfSSL_SESSION_dup(WOLFSSL_SESSION* session)
- {
- #ifdef HAVE_EXT_CACHE
- WOLFSSL_SESSION* copy;
- WOLFSSL_ENTER("wolfSSL_SESSION_dup");
- if (session == NULL)
- return NULL;
- #ifdef HAVE_SESSION_TICKET
- if (session->isDynamic && !session->ticket) {
- WOLFSSL_MSG("Session dynamic flag is set but ticket pointer is null");
- return NULL;
- }
- #endif
- copy = NewSession();
- if (copy != NULL) {
- XMEMCPY(copy, session, sizeof(WOLFSSL_SESSION));
- copy->isAlloced = 1;
- copy->cacheRow = -1; /* not in cache */
- #ifdef OPENSSL_EXTRA
- #ifndef SINGLE_THREADED
- if (wc_InitMutex(©->refMutex) != 0) {
- WOLFSSL_MSG("Error setting up session reference mutex");
- XFREE(copy, NULL, DYNAMIC_TYPE_OPENSSL);
- return NULL;
- }
- #endif
- copy->refCount = 1;
- #endif
- #ifdef HAVE_SESSION_TICKET
- if (session->isDynamic) {
- copy->ticket = (byte*)XMALLOC(session->ticketLen, NULL,
- DYNAMIC_TYPE_SESSION_TICK);
- XMEMCPY(copy->ticket, session->ticket, session->ticketLen);
- } else {
- copy->ticket = copy->staticTicket;
- }
- #endif
- #if defined(SESSION_CERTS) && defined(OPENSSL_EXTRA)
- copy->peer = wolfSSL_X509_dup(session->peer);
- #endif
- }
- return copy;
- #else
- WOLFSSL_MSG("wolfSSL_SESSION_dup was called "
- "but HAVE_EXT_CACHE is not defined");
- (void)session;
- return NULL;
- #endif /* HAVE_EXT_CACHE */
- }
- void FreeSession(WOLFSSL_SESSION* session, int isAlloced)
- {
- if (session == NULL)
- return;
- #ifdef HAVE_EX_DATA_CLEANUP_HOOKS
- wolfSSL_CRYPTO_cleanup_ex_data(&session->ex_data);
- #endif
- #if defined(SESSION_CERTS) && defined(OPENSSL_EXTRA)
- if (session->peer) {
- wolfSSL_X509_free(session->peer);
- session->peer = NULL;
- }
- #endif
- #ifdef OPENSSL_EXTRA
- /* refCount will always be 1 or more if created externally.
- * Internal cache sessions don't initialize a refMutex. */
- if (session->refCount > 0) {
- #ifndef SINGLE_THREADED
- if (wc_LockMutex(&session->refMutex) != 0) {
- WOLFSSL_MSG("Failed to lock session mutex");
- }
- #endif
- if (session->refCount > 1) {
- session->refCount--;
- #ifndef SINGLE_THREADED
- wc_UnLockMutex(&session->refMutex);
- #endif
- return;
- }
- #ifndef SINGLE_THREADED
- wc_UnLockMutex(&session->refMutex);
- #endif
- }
- #endif
- #if defined(HAVE_EXT_CACHE) || defined(OPENSSL_EXTRA)
- if (isAlloced) {
- #ifdef HAVE_SESSION_TICKET
- if (session->isDynamic)
- XFREE(session->ticket, NULL, DYNAMIC_TYPE_SESSION_TICK);
- #endif
- XFREE(session, NULL, DYNAMIC_TYPE_OPENSSL);
- }
- #else
- /* No need to free since cache is static */
- (void)session;
- (void)isAlloced;
- #endif
- }
- void wolfSSL_SESSION_free(WOLFSSL_SESSION* session)
- {
- if (session == NULL)
- return;
- #if defined(HAVE_EXT_CACHE) || defined(OPENSSL_EXTRA)
- FreeSession(session, session->isAlloced);
- #else
- FreeSession(session, 0);
- #endif
- }
- /**
- * set cipher to WOLFSSL_SESSION from WOLFSSL_CIPHER
- * @param session a pointer to WOLFSSL_SESSION structure
- * @param cipher a function pointer to WOLFSSL_CIPHER
- * @return WOLFSSL_SUCCESS on success, otherwise WOLFSSL_FAILURE
- */
- int wolfSSL_SESSION_set_cipher(WOLFSSL_SESSION* session,
- const WOLFSSL_CIPHER* cipher)
- {
- WOLFSSL_ENTER("wolfSSL_SESSION_set_cipher");
- /* sanity check */
- if (session == NULL || cipher == NULL) {
- WOLFSSL_MSG("bad argument");
- return WOLFSSL_FAILURE;
- }
- session->cipherSuite0 = cipher->cipherSuite0;
- session->cipherSuite = cipher->cipherSuite;
- WOLFSSL_LEAVE("wolfSSL_SESSION_set_cipher", WOLFSSL_SUCCESS);
- return WOLFSSL_SUCCESS;
- }
- #endif /* OPENSSL_EXTRA || HAVE_EXT_CACHE */
- /* helper function that takes in a protocol version struct and returns string */
- static const char* wolfSSL_internal_get_version(const ProtocolVersion* version)
- {
- WOLFSSL_ENTER("wolfSSL_get_version");
- if (version == NULL) {
- return "Bad arg";
- }
- if (version->major == SSLv3_MAJOR) {
- switch (version->minor) {
- case SSLv3_MINOR :
- return "SSLv3";
- case TLSv1_MINOR :
- return "TLSv1";
- case TLSv1_1_MINOR :
- return "TLSv1.1";
- case TLSv1_2_MINOR :
- return "TLSv1.2";
- case TLSv1_3_MINOR :
- return "TLSv1.3";
- default:
- return "unknown";
- }
- }
- #ifdef WOLFSSL_DTLS
- else if (version->major == DTLS_MAJOR) {
- switch (version->minor) {
- case DTLS_MINOR :
- return "DTLS";
- case DTLSv1_2_MINOR :
- return "DTLSv1.2";
- default:
- return "unknown";
- }
- }
- #endif /* WOLFSSL_DTLS */
- return "unknown";
- }
- const char* wolfSSL_get_version(const WOLFSSL* ssl)
- {
- if (ssl == NULL) {
- WOLFSSL_MSG("Bad argument");
- return "unknown";
- }
- return wolfSSL_internal_get_version(&ssl->version);
- }
- /* current library version */
- const char* wolfSSL_lib_version(void)
- {
- return LIBWOLFSSL_VERSION_STRING;
- }
- #ifdef OPENSSL_EXTRA
- #if defined(OPENSSL_VERSION_NUMBER) && OPENSSL_VERSION_NUMBER >= 0x10100000L
- const char* wolfSSL_OpenSSL_version(int a)
- {
- (void)a;
- return "wolfSSL " LIBWOLFSSL_VERSION_STRING;
- }
- #else
- const char* wolfSSL_OpenSSL_version(void)
- {
- return "wolfSSL " LIBWOLFSSL_VERSION_STRING;
- }
- #endif /* WOLFSSL_QT */
- #endif
- /* current library version in hex */
- word32 wolfSSL_lib_version_hex(void)
- {
- return LIBWOLFSSL_VERSION_HEX;
- }
- int wolfSSL_get_current_cipher_suite(WOLFSSL* ssl)
- {
- WOLFSSL_ENTER("SSL_get_current_cipher_suite");
- if (ssl)
- return (ssl->options.cipherSuite0 << 8) | ssl->options.cipherSuite;
- return 0;
- }
- WOLFSSL_CIPHER* wolfSSL_get_current_cipher(WOLFSSL* ssl)
- {
- WOLFSSL_ENTER("SSL_get_current_cipher");
- if (ssl) {
- ssl->cipher.cipherSuite0 = ssl->options.cipherSuite0;
- ssl->cipher.cipherSuite = ssl->options.cipherSuite;
- return &ssl->cipher;
- }
- else
- return NULL;
- }
- const char* wolfSSL_CIPHER_get_name(const WOLFSSL_CIPHER* cipher)
- {
- WOLFSSL_ENTER("wolfSSL_CIPHER_get_name");
- if (cipher == NULL) {
- return NULL;
- }
- #if !defined(WOLFSSL_CIPHER_INTERNALNAME) && !defined(NO_ERROR_STRINGS) && \
- !defined(WOLFSSL_QT)
- return GetCipherNameIana(cipher->cipherSuite0, cipher->cipherSuite);
- #else
- return wolfSSL_get_cipher_name_from_suite(cipher->cipherSuite0,
- cipher->cipherSuite);
- #endif
- }
- const char* wolfSSL_CIPHER_get_version(const WOLFSSL_CIPHER* cipher)
- {
- WOLFSSL_ENTER("SSL_CIPHER_get_version");
- if (cipher == NULL || cipher->ssl == NULL) {
- return NULL;
- }
- return wolfSSL_get_version(cipher->ssl);
- }
- const char* wolfSSL_SESSION_CIPHER_get_name(WOLFSSL_SESSION* session)
- {
- if (session == NULL) {
- return NULL;
- }
- #if defined(SESSION_CERTS) || !defined(NO_RESUME_SUITE_CHECK) || \
- (defined(WOLFSSL_TLS13) && defined(HAVE_SESSION_TICKET))
- #if !defined(WOLFSSL_CIPHER_INTERNALNAME) && !defined(NO_ERROR_STRINGS)
- return GetCipherNameIana(session->cipherSuite0, session->cipherSuite);
- #else
- return GetCipherNameInternal(session->cipherSuite0, session->cipherSuite);
- #endif
- #else
- return NULL;
- #endif
- }
- const char* wolfSSL_get_cipher(WOLFSSL* ssl)
- {
- WOLFSSL_ENTER("wolfSSL_get_cipher");
- return wolfSSL_CIPHER_get_name(wolfSSL_get_current_cipher(ssl));
- }
- /* gets cipher name in the format DHE-RSA-... rather then TLS_DHE... */
- const char* wolfSSL_get_cipher_name(WOLFSSL* ssl)
- {
- /* get access to cipher_name_idx in internal.c */
- return wolfSSL_get_cipher_name_internal(ssl);
- }
- const char* wolfSSL_get_cipher_name_from_suite(const byte cipherSuite0,
- const byte cipherSuite)
- {
- return GetCipherNameInternal(cipherSuite0, cipherSuite);
- }
- const char* wolfSSL_get_cipher_name_iana_from_suite(const byte cipherSuite0,
- const byte cipherSuite)
- {
- return GetCipherNameIana(cipherSuite0, cipherSuite);
- }
- int wolfSSL_get_cipher_suite_from_name(const char* name, byte* cipherSuite0,
- byte* cipherSuite, int *flags) {
- if ((name == NULL) ||
- (cipherSuite0 == NULL) ||
- (cipherSuite == NULL) ||
- (flags == NULL))
- return BAD_FUNC_ARG;
- return GetCipherSuiteFromName(name, cipherSuite0, cipherSuite, flags);
- }
- #if defined(WOLFSSL_QT) || defined(OPENSSL_ALL)
- /* Creates and returns a new WOLFSSL_CIPHER stack. */
- WOLFSSL_STACK* wolfSSL_sk_new_cipher(void)
- {
- WOLFSSL_STACK* sk;
- WOLFSSL_ENTER("wolfSSL_sk_new_cipher");
- sk = wolfSSL_sk_new_null();
- if (sk == NULL)
- return NULL;
- sk->type = STACK_TYPE_CIPHER;
- return sk;
- }
- /* return 1 on success 0 on fail */
- int wolfSSL_sk_CIPHER_push(WOLF_STACK_OF(WOLFSSL_CIPHER)* sk,
- WOLFSSL_CIPHER* cipher)
- {
- return wolfSSL_sk_push(sk, cipher);
- }
- #ifndef NO_WOLFSSL_STUB
- WOLFSSL_CIPHER* wolfSSL_sk_CIPHER_pop(WOLF_STACK_OF(WOLFSSL_CIPHER)* sk)
- {
- WOLFSSL_STUB("wolfSSL_sk_CIPHER_pop");
- (void)sk;
- return NULL;
- }
- #endif /* NO_WOLFSSL_STUB */
- #endif /* WOLFSSL_QT || OPENSSL_ALL */
- word32 wolfSSL_CIPHER_get_id(const WOLFSSL_CIPHER* cipher)
- {
- word16 cipher_id = 0;
- WOLFSSL_ENTER("SSL_CIPHER_get_id");
- if (cipher && cipher->ssl) {
- cipher_id = (cipher->ssl->options.cipherSuite0 << 8) |
- cipher->ssl->options.cipherSuite;
- }
- return cipher_id;
- }
- const WOLFSSL_CIPHER* wolfSSL_get_cipher_by_value(word16 value)
- {
- const WOLFSSL_CIPHER* cipher = NULL;
- byte cipherSuite0, cipherSuite;
- WOLFSSL_ENTER("SSL_get_cipher_by_value");
- /* extract cipher id information */
- cipherSuite = (value & 0xFF);
- cipherSuite0 = ((value >> 8) & 0xFF);
- /* TODO: lookup by cipherSuite0 / cipherSuite */
- (void)cipherSuite0;
- (void)cipherSuite;
- return cipher;
- }
- #if defined(OPENSSL_ALL)
- /* Free the structure for WOLFSSL_CIPHER stack
- *
- * sk stack to free nodes in
- */
- void wolfSSL_sk_CIPHER_free(WOLF_STACK_OF(WOLFSSL_CIPHER)* sk)
- {
- WOLFSSL_STACK* node;
- WOLFSSL_STACK* tmp;
- WOLFSSL_ENTER("wolfSSL_sk_CIPHER_free");
- if (sk == NULL)
- return;
- /* parse through stack freeing each node */
- node = sk->next;
- while (node) {
- tmp = node;
- node = node->next;
- XFREE(tmp, NULL, DYNAMIC_TYPE_OPENSSL);
- }
- /* free head of stack */
- XFREE(sk, NULL, DYNAMIC_TYPE_ASN1);
- }
- #endif /* OPENSSL_ALL */
- #if defined(HAVE_ECC) || defined(HAVE_CURVE25519) || defined(HAVE_CURVE448) || \
- !defined(NO_DH)
- #ifdef HAVE_FFDHE
- static const char* wolfssl_ffdhe_name(word16 group)
- {
- const char* str = NULL;
- switch (group) {
- case WOLFSSL_FFDHE_2048:
- str = "FFDHE_2048";
- break;
- case WOLFSSL_FFDHE_3072:
- str = "FFDHE_3072";
- break;
- case WOLFSSL_FFDHE_4096:
- str = "FFDHE_4096";
- break;
- case WOLFSSL_FFDHE_6144:
- str = "FFDHE_6144";
- break;
- case WOLFSSL_FFDHE_8192:
- str = "FFDHE_8192";
- break;
- default:
- break;
- }
- return str;
- }
- #endif
- /* Return the name of the curve used for key exchange as a printable string.
- *
- * ssl The SSL/TLS object.
- * returns NULL if ECDH was not used, otherwise the name as a string.
- */
- const char* wolfSSL_get_curve_name(WOLFSSL* ssl)
- {
- const char* cName = NULL;
- if (ssl == NULL)
- return NULL;
- #ifdef HAVE_FFDHE
- if (ssl->namedGroup != 0) {
- cName = wolfssl_ffdhe_name(ssl->namedGroup);
- }
- #endif
- #ifdef HAVE_CURVE25519
- if (ssl->ecdhCurveOID == ECC_X25519_OID && cName == NULL) {
- cName = "X25519";
- }
- #endif
- #ifdef HAVE_CURVE448
- if (ssl->ecdhCurveOID == ECC_X448_OID && cName == NULL) {
- cName = "X448";
- }
- #endif
- #ifdef HAVE_ECC
- if (ssl->ecdhCurveOID != 0 && cName == NULL) {
- cName = wc_ecc_get_name(wc_ecc_get_oid(ssl->ecdhCurveOID, NULL,
- NULL));
- }
- #endif
- return cName;
- }
- #endif
- #if defined(OPENSSL_EXTRA_X509_SMALL) || defined(KEEP_PEER_CERT) || \
- defined(SESSION_CERTS)
- /* Smaller subset of X509 compatibility functions. Avoid increasing the size of
- * this subset and its memory usage */
- #if !defined(NO_CERTS)
- /* returns a pointer to a new WOLFSSL_X509 structure on success and NULL on
- * fail
- */
- WOLFSSL_X509* wolfSSL_X509_new(void)
- {
- WOLFSSL_X509* x509;
- x509 = (WOLFSSL_X509*)XMALLOC(sizeof(WOLFSSL_X509), NULL,
- DYNAMIC_TYPE_X509);
- if (x509 != NULL) {
- InitX509(x509, 1, NULL);
- }
- return x509;
- }
- WOLFSSL_ABI
- WOLFSSL_X509_NAME* wolfSSL_X509_get_subject_name(WOLFSSL_X509* cert)
- {
- WOLFSSL_ENTER("wolfSSL_X509_get_subject_name");
- if (cert)
- return &cert->subject;
- return NULL;
- }
- #if defined(OPENSSL_EXTRA) && (!defined(NO_SHA) || !defined(NO_SHA256))
- /******************************************************************************
- * wolfSSL_X509_subject_name_hash - compute the hash digest of the raw subject name
- * This function prefers SHA-1 (if available) for compatibility
- *
- * RETURNS:
- * The beginning of the hash digest. Otherwise, returns zero.
- * Note:
- * Returns a different hash value from OpenSSL's X509_subject_name_hash() API
- * depending on the subject name.
- */
- unsigned long wolfSSL_X509_subject_name_hash(const WOLFSSL_X509* x509)
- {
- unsigned long ret = 0;
- int retHash = NOT_COMPILED_IN;
- WOLFSSL_X509_NAME *subjectName = NULL;
- byte digest[WC_MAX_DIGEST_SIZE];
- if (x509 == NULL) {
- return ret;
- }
- subjectName = wolfSSL_X509_get_subject_name((WOLFSSL_X509*)x509);
- if (subjectName != NULL) {
- #ifndef NO_SHA
- retHash = wc_ShaHash((const byte*)subjectName->name,
- (word32)subjectName->sz, digest);
- #elif !defined(NO_SHA256)
- retHash = wc_Sha256Hash((const byte*)subjectName->name,
- (word32)subjectName->sz, digest);
- #endif
- if (retHash == 0) {
- ret = (unsigned long)MakeWordFromHash(digest);
- }
- }
- return ret;
- }
- unsigned long wolfSSL_X509_issuer_name_hash(const WOLFSSL_X509* x509)
- {
- unsigned long ret = 0;
- int retHash = NOT_COMPILED_IN;
- WOLFSSL_X509_NAME *issuerName = NULL;
- byte digest[WC_MAX_DIGEST_SIZE];
- if (x509 == NULL) {
- return ret;
- }
- issuerName = wolfSSL_X509_get_issuer_name((WOLFSSL_X509*)x509);
- if (issuerName != NULL) {
- #ifndef NO_SHA
- retHash = wc_ShaHash((const byte*)issuerName->name,
- (word32)issuerName->sz, digest);
- #elif !defined(NO_SHA256)
- retHash = wc_Sha256Hash((const byte*)issuerName->name,
- (word32)issuerName->sz, digest);
- #endif
- if (retHash == 0) {
- ret = (unsigned long)MakeWordFromHash(digest);
- }
- }
- return ret;
- }
- #endif /* OPENSSL_EXTRA && (!NO_SHA || !NO_SHA256) */
- WOLFSSL_ABI
- WOLFSSL_X509_NAME* wolfSSL_X509_get_issuer_name(WOLFSSL_X509* cert)
- {
- WOLFSSL_ENTER("X509_get_issuer_name");
- if (cert && cert->issuer.sz != 0)
- return &cert->issuer;
- return NULL;
- }
- int wolfSSL_X509_get_signature_type(WOLFSSL_X509* x509)
- {
- int type = 0;
- WOLFSSL_ENTER("wolfSSL_X509_get_signature_type");
- if (x509 != NULL)
- type = x509->sigOID;
- return type;
- }
- #if defined(OPENSSL_EXTRA_X509_SMALL)
- int wolfSSL_X509_NAME_get_sz(WOLFSSL_X509_NAME* name)
- {
- WOLFSSL_ENTER("wolfSSL_X509_NAME_get_sz");
- if (!name)
- return -1;
- return name->sz;
- }
- /* Searches for the first ENTRY of type NID
- * idx is the location to start searching from, the value at when the entry was
- * found is stored into idx
- * returns a pointer to the entry on success and null on fail */
- static WOLFSSL_X509_NAME_ENTRY* GetEntryByNID(WOLFSSL_X509_NAME* name, int nid,
- int* idx)
- {
- int i;
- WOLFSSL_X509_NAME_ENTRY* ret = NULL;
- /* and index of less than 0 is assumed to be starting from 0 */
- if (*idx < 0) {
- *idx = 0;
- }
- for (i = *idx; i < MAX_NAME_ENTRIES; i++) {
- if (name->entry[i].nid == nid) {
- ret = &name->entry[i];
- *idx = i;
- break;
- }
- }
- return ret;
- }
- /* Used to get a string from the WOLFSSL_X509_NAME structure that
- * corresponds with the NID value passed in. This finds the first entry with
- * matching NID value, if searching for the case where there is multiple
- * entries with the same NID value than other functions should be used
- * (i.e. wolfSSL_X509_NAME_get_index_by_NID, wolfSSL_X509_NAME_get_entry)
- *
- * name structure to get string from
- * nid NID value to search for
- * buf [out] buffer to hold results. If NULL then the buffer size minus the
- * null char is returned.
- * len size of "buf" passed in
- *
- * returns the length of string found, not including the NULL terminator.
- * It's possible the function could return a negative value in the
- * case that len is less than or equal to 0. A negative value is
- * considered an error case.
- */
- int wolfSSL_X509_NAME_get_text_by_NID(WOLFSSL_X509_NAME* name,
- int nid, char* buf, int len)
- {
- WOLFSSL_X509_NAME_ENTRY* e;
- unsigned char *text = NULL;
- int textSz = 0;
- int idx = 0;
- WOLFSSL_ENTER("wolfSSL_X509_NAME_get_text_by_NID");
- if (name == NULL) {
- WOLFSSL_MSG("NULL argument passed in");
- return WOLFSSL_FATAL_ERROR;
- }
- e = GetEntryByNID(name, nid, &idx);
- if (e == NULL) {
- WOLFSSL_MSG("Entry type not found");
- return WOLFSSL_FATAL_ERROR;
- }
- text = wolfSSL_ASN1_STRING_data(e->value);
- textSz = wolfSSL_ASN1_STRING_length(e->value);
- if (text == NULL) {
- WOLFSSL_MSG("Unable to get entry text");
- return WOLFSSL_FATAL_ERROR;
- }
- /* if buf is NULL return size of buffer needed (minus null char) */
- if (buf == NULL) {
- WOLFSSL_MSG("Buffer is NULL, returning buffer size only");
- return textSz;
- }
- /* buf is not NULL from above */
- if (text != NULL) {
- textSz = min(textSz + 1, len); /* + 1 to account for null char */
- if (textSz > 0) {
- XMEMCPY(buf, text, textSz - 1);
- buf[textSz - 1] = '\0';
- }
- }
- WOLFSSL_LEAVE("wolfSSL_X509_NAME_get_text_by_NID", textSz);
- return (textSz - 1); /* do not include null character in size */
- }
- /* Creates a new WOLFSSL_EVP_PKEY structure that has the public key from x509
- *
- * returns a pointer to the created WOLFSSL_EVP_PKEY on success and NULL on fail
- */
- WOLFSSL_EVP_PKEY* wolfSSL_X509_get_pubkey(WOLFSSL_X509* x509)
- {
- WOLFSSL_EVP_PKEY* key = NULL;
- WOLFSSL_ENTER("X509_get_pubkey");
- if (x509 != NULL) {
- key = wolfSSL_EVP_PKEY_new_ex(x509->heap);
- if (key != NULL) {
- if (x509->pubKeyOID == RSAk) {
- key->type = EVP_PKEY_RSA;
- }
- else if (x509->pubKeyOID == DSAk) {
- key->type = EVP_PKEY_DSA;
- }
- else {
- key->type = EVP_PKEY_EC;
- }
- key->save_type = 0;
- key->pkey.ptr = (char*)XMALLOC(
- x509->pubKey.length, x509->heap,
- DYNAMIC_TYPE_PUBLIC_KEY);
- if (key->pkey.ptr == NULL) {
- wolfSSL_EVP_PKEY_free(key);
- return NULL;
- }
- XMEMCPY(key->pkey.ptr, x509->pubKey.buffer, x509->pubKey.length);
- key->pkey_sz = x509->pubKey.length;
- #ifdef HAVE_ECC
- key->pkey_curve = (int)x509->pkCurveOID;
- #endif /* HAVE_ECC */
- /* decode RSA key */
- #ifndef NO_RSA
- if (key->type == EVP_PKEY_RSA) {
- key->ownRsa = 1;
- key->rsa = wolfSSL_RSA_new();
- if (key->rsa == NULL) {
- wolfSSL_EVP_PKEY_free(key);
- return NULL;
- }
- if (wolfSSL_RSA_LoadDer_ex(key->rsa,
- (const unsigned char*)key->pkey.ptr, key->pkey_sz,
- WOLFSSL_RSA_LOAD_PUBLIC) != WOLFSSL_SUCCESS) {
- wolfSSL_EVP_PKEY_free(key);
- return NULL;
- }
- }
- #endif /* NO_RSA */
- /* decode ECC key */
- #if defined(HAVE_ECC) && defined(OPENSSL_EXTRA)
- if (key->type == EVP_PKEY_EC) {
- word32 idx = 0;
- key->ownEcc = 1;
- key->ecc = wolfSSL_EC_KEY_new();
- if (key->ecc == NULL || key->ecc->internal == NULL) {
- wolfSSL_EVP_PKEY_free(key);
- return NULL;
- }
- /* not using wolfSSL_EC_KEY_LoadDer because public key in x509
- * is in the format of x963 (no sequence at start of buffer) */
- if (wc_EccPublicKeyDecode((const unsigned char*)key->pkey.ptr,
- &idx, (ecc_key*)key->ecc->internal, key->pkey_sz) < 0) {
- WOLFSSL_MSG("wc_EccPublicKeyDecode failed");
- wolfSSL_EVP_PKEY_free(key);
- return NULL;
- }
- if (SetECKeyExternal(key->ecc) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("SetECKeyExternal failed");
- wolfSSL_EVP_PKEY_free(key);
- return NULL;
- }
- key->ecc->inSet = 1;
- }
- #endif /* HAVE_ECC */
- #ifndef NO_DSA
- if (key->type == EVP_PKEY_DSA) {
- key->ownDsa = 1;
- key->dsa = wolfSSL_DSA_new();
- if (key->dsa == NULL) {
- wolfSSL_EVP_PKEY_free(key);
- return NULL;
- }
- if (wolfSSL_DSA_LoadDer_ex(key->dsa,
- (const unsigned char*)key->pkey.ptr, key->pkey_sz, \
- WOLFSSL_DSA_LOAD_PUBLIC) != WOLFSSL_SUCCESS) {
- wolfSSL_DSA_free(key->dsa);
- key->dsa = NULL;
- wolfSSL_EVP_PKEY_free(key);
- return NULL;
- }
- }
- #endif /* NO_DSA */
- }
- }
- return key;
- }
- #endif /* OPENSSL_EXTRA_X509_SMALL */
- #endif /* !NO_CERTS */
- /* End of smaller subset of X509 compatibility functions. Avoid increasing the
- * size of this subset and its memory usage */
- #endif /* OPENSSL_EXTRA_X509_SMALL || KEEP_PEER_CERT || SESSION_CERTS */
- #if defined(OPENSSL_ALL)
- /* Takes two WOLFSSL_X509* certificates and performs a Sha hash of each, if the
- * hash values are the same, then it will do an XMEMCMP to confirm they are
- * identical. Returns a 0 when certificates match, returns a negative number
- * when certificates are not a match.
- */
- int wolfSSL_X509_cmp(const WOLFSSL_X509 *a, const WOLFSSL_X509 *b)
- {
- const byte* derA;
- const byte* derB;
- int outSzA = 0;
- int outSzB = 0;
- if (a == NULL || b == NULL){
- return BAD_FUNC_ARG;
- }
- derA = wolfSSL_X509_get_der((WOLFSSL_X509*)a, &outSzA);
- if (derA == NULL){
- WOLFSSL_MSG("wolfSSL_X509_get_der - certificate A has failed");
- return WOLFSSL_FATAL_ERROR;
- }
- derB = wolfSSL_X509_get_der((WOLFSSL_X509*)b, &outSzB);
- if (derB == NULL){
- WOLFSSL_MSG("wolfSSL_X509_get_der - certificate B has failed");
- return WOLFSSL_FATAL_ERROR;
- }
- if (outSzA != outSzB || XMEMCMP(derA, derB, outSzA) != 0) {
- WOLFSSL_LEAVE("wolfSSL_X509_cmp", WOLFSSL_FATAL_ERROR);
- return WOLFSSL_FATAL_ERROR;
- }
- WOLFSSL_LEAVE("wolfSSL_X509_cmp", 0);
- return 0;
- }
- #endif /* OPENSSL_ALL */
- #if defined(OPENSSL_EXTRA) && !defined(NO_CERTS)
- int wolfSSL_X509_ext_isSet_by_NID(WOLFSSL_X509* x509, int nid)
- {
- int isSet = 0;
- WOLFSSL_ENTER("wolfSSL_X509_ext_isSet_by_NID");
- if (x509 != NULL) {
- switch (nid) {
- case NID_basic_constraints: isSet = x509->basicConstSet; break;
- case NID_subject_alt_name: isSet = x509->subjAltNameSet; break;
- case NID_authority_key_identifier: isSet = x509->authKeyIdSet; break;
- case NID_subject_key_identifier: isSet = x509->subjKeyIdSet; break;
- case NID_key_usage: isSet = x509->keyUsageSet; break;
- case NID_crl_distribution_points: isSet = x509->CRLdistSet; break;
- case NID_ext_key_usage: isSet = ((x509->extKeyUsageSrc) ? 1 : 0);
- break;
- case NID_info_access: isSet = x509->authInfoSet; break;
- #if defined(WOLFSSL_SEP) || defined(WOLFSSL_QT)
- case NID_certificate_policies: isSet = x509->certPolicySet; break;
- #endif /* WOLFSSL_SEP || WOLFSSL_QT */
- default:
- WOLFSSL_MSG("NID not in table");
- }
- }
- WOLFSSL_LEAVE("wolfSSL_X509_ext_isSet_by_NID", isSet);
- return isSet;
- }
- int wolfSSL_X509_ext_get_critical_by_NID(WOLFSSL_X509* x509, int nid)
- {
- int crit = 0;
- WOLFSSL_ENTER("wolfSSL_X509_ext_get_critical_by_NID");
- if (x509 != NULL) {
- switch (nid) {
- case NID_basic_constraints: crit = x509->basicConstCrit; break;
- case NID_subject_alt_name: crit = x509->subjAltNameCrit; break;
- case NID_authority_key_identifier: crit = x509->authKeyIdCrit; break;
- case NID_subject_key_identifier: crit = x509->subjKeyIdCrit; break;
- case NID_key_usage: crit = x509->keyUsageCrit; break;
- case NID_crl_distribution_points: crit= x509->CRLdistCrit; break;
- case NID_ext_key_usage: crit= x509->extKeyUsageCrit; break;
- #if defined(WOLFSSL_SEP) || defined(WOLFSSL_QT)
- case NID_certificate_policies: crit = x509->certPolicyCrit; break;
- #endif /* WOLFSSL_SEP || WOLFSSL_QT */
- }
- }
- WOLFSSL_LEAVE("wolfSSL_X509_ext_get_critical_by_NID", crit);
- return crit;
- }
- int wolfSSL_X509_get_isSet_pathLength(WOLFSSL_X509* x509)
- {
- int isSet = 0;
- WOLFSSL_ENTER("wolfSSL_X509_get_isSet_pathLength");
- if (x509 != NULL)
- isSet = x509->basicConstPlSet;
- WOLFSSL_LEAVE("wolfSSL_X509_get_isSet_pathLength", isSet);
- return isSet;
- }
- word32 wolfSSL_X509_get_pathLength(WOLFSSL_X509* x509)
- {
- word32 pathLength = 0;
- WOLFSSL_ENTER("wolfSSL_X509_get_pathLength");
- if (x509 != NULL)
- pathLength = x509->pathLength;
- WOLFSSL_LEAVE("wolfSSL_X509_get_pathLength", pathLength);
- return pathLength;
- }
- unsigned int wolfSSL_X509_get_keyUsage(WOLFSSL_X509* x509)
- {
- word16 usage = 0;
- WOLFSSL_ENTER("wolfSSL_X509_get_keyUsage");
- if (x509 != NULL)
- usage = x509->keyUsage;
- WOLFSSL_LEAVE("wolfSSL_X509_get_keyUsage", usage);
- return usage;
- }
- byte* wolfSSL_X509_get_authorityKeyID(WOLFSSL_X509* x509,
- byte* dst, int* dstLen)
- {
- byte *id = NULL;
- int copySz = 0;
- WOLFSSL_ENTER("wolfSSL_X509_get_authorityKeyID");
- if (x509 != NULL) {
- if (x509->authKeyIdSet) {
- copySz = min(dstLen != NULL ? *dstLen : 0,
- (int)x509->authKeyIdSz);
- id = x509->authKeyId;
- }
- if (dst != NULL && dstLen != NULL && id != NULL && copySz > 0) {
- XMEMCPY(dst, id, copySz);
- id = dst;
- *dstLen = copySz;
- }
- }
- WOLFSSL_LEAVE("wolfSSL_X509_get_authorityKeyID", copySz);
- return id;
- }
- byte* wolfSSL_X509_get_subjectKeyID(WOLFSSL_X509* x509,
- byte* dst, int* dstLen)
- {
- byte *id = NULL;
- int copySz = 0;
- WOLFSSL_ENTER("wolfSSL_X509_get_subjectKeyID");
- if (x509 != NULL) {
- if (x509->subjKeyIdSet) {
- copySz = min(dstLen != NULL ? *dstLen : 0,
- (int)x509->subjKeyIdSz);
- id = x509->subjKeyId;
- }
- if (dst != NULL && dstLen != NULL && id != NULL && copySz > 0) {
- XMEMCPY(dst, id, copySz);
- id = dst;
- *dstLen = copySz;
- }
- }
- WOLFSSL_LEAVE("wolfSSL_X509_get_subjectKeyID", copySz);
- return id;
- }
- #endif /* !NO_CERTS && OPENSSL_EXTRA */
- #if defined(OPENSSL_EXTRA) || defined(WOLFSSL_WPAS_SMALL) || \
- defined(OPENSSL_EXTRA_X509_SMALL)
- /* Looks up the index of the first entry encountered with matching NID
- * The search starts from index 'pos'
- * returns a negative value on failure and positive index value on success*/
- int wolfSSL_X509_NAME_get_index_by_NID(WOLFSSL_X509_NAME* name,
- int nid, int pos)
- {
- int value = nid, i;
- WOLFSSL_ENTER("wolfSSL_X509_NAME_get_index_by_NID");
- if (name == NULL) {
- return BAD_FUNC_ARG;
- }
- i = pos + 1; /* start search after index passed in */
- if (i < 0) {
- i = 0;
- }
- for (;i < name->entrySz && i < MAX_NAME_ENTRIES; i++) {
- if (name->entry[i].nid == value) {
- return i;
- }
- }
- return WOLFSSL_FATAL_ERROR;
- }
- WOLFSSL_ASN1_STRING* wolfSSL_X509_NAME_ENTRY_get_data(
- WOLFSSL_X509_NAME_ENTRY* in)
- {
- WOLFSSL_ENTER("wolfSSL_X509_NAME_ENTRY_get_data");
- if (in == NULL)
- return NULL;
- return in->value;
- }
- /* Creates a new WOLFSSL_ASN1_STRING structure.
- *
- * returns a pointer to the new structure created on success or NULL if fail
- */
- WOLFSSL_ASN1_STRING* wolfSSL_ASN1_STRING_new(void)
- {
- WOLFSSL_ASN1_STRING* asn1;
- #ifdef WOLFSSL_DEBUG_OPENSSL
- WOLFSSL_ENTER("wolfSSL_ASN1_STRING_new");
- #endif
- asn1 = (WOLFSSL_ASN1_STRING*)XMALLOC(sizeof(WOLFSSL_ASN1_STRING), NULL,
- DYNAMIC_TYPE_OPENSSL);
- if (asn1 != NULL) {
- XMEMSET(asn1, 0, sizeof(WOLFSSL_ASN1_STRING));
- }
- return asn1; /* no check for null because error case is returning null*/
- }
- /**
- * Used to duplicate a passed in WOLFSSL_ASN1_STRING*
- * @param asn1 WOLFSSL_ASN1_STRING* to be duplicated
- * @return WOLFSSL_ASN1_STRING* the duplicate struct or NULL on error
- */
- WOLFSSL_ASN1_STRING* wolfSSL_ASN1_STRING_dup(WOLFSSL_ASN1_STRING* asn1)
- {
- WOLFSSL_ASN1_STRING* dupl = NULL;
- WOLFSSL_ENTER("wolfSSL_ASN1_STRING_dup");
- if (!asn1) {
- WOLFSSL_MSG("Bad parameter");
- return NULL;
- }
- dupl = wolfSSL_ASN1_STRING_new();
- if (!dupl) {
- WOLFSSL_MSG("wolfSSL_ASN1_STRING_new error");
- return NULL;
- }
- dupl->type = asn1->type;
- dupl->flags = asn1->flags;
- if (wolfSSL_ASN1_STRING_set(dupl, asn1->data, asn1->length)
- != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("wolfSSL_ASN1_STRING_set error");
- wolfSSL_ASN1_STRING_free(dupl);
- return NULL;
- }
- return dupl;
- }
- /* used to free a WOLFSSL_ASN1_STRING structure */
- void wolfSSL_ASN1_STRING_free(WOLFSSL_ASN1_STRING* asn1)
- {
- #ifdef WOLFSSL_DEBUG_OPENSSL
- WOLFSSL_ENTER("wolfSSL_ASN1_STRING_free");
- #endif
- if (asn1 != NULL) {
- if (asn1->length > 0 && asn1->data != NULL && asn1->isDynamic) {
- XFREE(asn1->data, NULL, DYNAMIC_TYPE_OPENSSL);
- }
- XFREE(asn1, NULL, DYNAMIC_TYPE_OPENSSL);
- }
- }
- int wolfSSL_ASN1_STRING_cmp(const WOLFSSL_ASN1_STRING *a, const WOLFSSL_ASN1_STRING *b)
- {
- int i;
- WOLFSSL_ENTER("wolfSSL_ASN1_STRING_cmp");
- if (!a || !b) {
- return WOLFSSL_FATAL_ERROR;
- }
- if (a->length != b->length) {
- return a->length - b->length;
- }
- if ((i = XMEMCMP(a->data, b->data, a->length)) != 0) {
- return i;
- }
- return a->type - b->type;
- }
- #endif /* OPENSSL_EXTRA || WOLFSSL_WPAS_SMALL */
- #if !defined(NO_CERTS) && (defined(OPENSSL_EXTRA) || \
- defined(OPENSSL_EXTRA_X509_SMALL))
- int wolfSSL_ASN1_STRING_copy(WOLFSSL_ASN1_STRING* dest,
- const WOLFSSL_ASN1_STRING* src)
- {
- if (src == NULL || dest == NULL) {
- return WOLFSSL_FAILURE;
- }
- dest->type = src->type;
- if(wolfSSL_ASN1_STRING_set(dest, src->data, src->length)
- != WOLFSSL_SUCCESS) {
- return WOLFSSL_FAILURE;
- }
- dest->flags = src->flags;
- return WOLFSSL_SUCCESS;
- }
- /* Creates a new WOLFSSL_ASN1_STRING structure given the input type.
- *
- * type is the type of set when WOLFSSL_ASN1_STRING is created
- *
- * returns a pointer to the new structure created on success or NULL if fail
- */
- WOLFSSL_ASN1_STRING* wolfSSL_ASN1_STRING_type_new(int type)
- {
- WOLFSSL_ASN1_STRING* asn1;
- #ifdef WOLFSSL_DEBUG_OPENSSL
- WOLFSSL_ENTER("wolfSSL_ASN1_STRING_type_new");
- #endif
- asn1 = wolfSSL_ASN1_STRING_new();
- if (asn1 == NULL) {
- return NULL;
- }
- asn1->type = type;
- return asn1;
- }
- /******************************************************************************
- * wolfSSL_ASN1_STRING_type - returns the type of <asn1>
- *
- * RETURNS:
- * returns the type set for <asn1>. Otherwise, returns WOLFSSL_FAILURE.
- */
- int wolfSSL_ASN1_STRING_type(const WOLFSSL_ASN1_STRING* asn1)
- {
- #ifdef WOLFSSL_DEBUG_OPENSSL
- WOLFSSL_ENTER("wolfSSL_ASN1_STRING_type");
- #endif
- if (asn1 == NULL) {
- return WOLFSSL_FAILURE;
- }
- return asn1->type;
- }
- #endif /* !NO_CERTS && OPENSSL_EXTRA */
- #if defined(OPENSSL_EXTRA) || defined(WOLFSSL_WPAS_SMALL) || \
- defined(OPENSSL_EXTRA_X509_SMALL)
- /* if dataSz is negative then use XSTRLEN to find length of data
- * return WOLFSSL_SUCCESS on success and WOLFSSL_FAILURE on failure */
- /* `data` can be NULL and only buffer will be allocated */
- int wolfSSL_ASN1_STRING_set(WOLFSSL_ASN1_STRING* asn1, const void* data,
- int dataSz)
- {
- int sz;
- #ifdef WOLFSSL_DEBUG_OPENSSL
- WOLFSSL_ENTER("wolfSSL_ASN1_STRING_set");
- #endif
- if (asn1 == NULL || (data == NULL && dataSz < 0)) {
- return WOLFSSL_FAILURE;
- }
- if (dataSz < 0) {
- sz = (int)XSTRLEN((const char*)data);
- }
- else {
- sz = dataSz;
- }
- if (sz < 0) {
- return WOLFSSL_FAILURE;
- }
- /* free any existing data before copying */
- if (asn1->data != NULL && asn1->isDynamic) {
- XFREE(asn1->data, NULL, DYNAMIC_TYPE_OPENSSL);
- asn1->data = NULL;
- }
- if (sz + 1 > CTC_NAME_SIZE) { /* account for null char */
- /* create new data buffer and copy over */
- asn1->data = (char*)XMALLOC(sz + 1, NULL, DYNAMIC_TYPE_OPENSSL);
- if (asn1->data == NULL) {
- return WOLFSSL_FAILURE;
- }
- asn1->isDynamic = 1;
- }
- else {
- XMEMSET(asn1->strData, 0, CTC_NAME_SIZE);
- asn1->data = asn1->strData;
- asn1->isDynamic = 0;
- }
- if (data != NULL) {
- XMEMCPY(asn1->data, data, sz);
- asn1->data[sz] = '\0';
- }
- asn1->length = sz;
- return WOLFSSL_SUCCESS;
- }
- #endif /* OPENSSL_EXTRA || WOLFSSL_WPAS_SMALL */
- #ifndef NO_CERTS
- #if defined(OPENSSL_EXTRA) || defined(OPENSSL_EXTRA_X509_SMALL)
- const unsigned char* wolfSSL_ASN1_STRING_get0_data(
- const WOLFSSL_ASN1_STRING* asn)
- {
- WOLFSSL_ENTER("wolfSSL_ASN1_STRING_get0_data");
- if (asn) {
- return (const unsigned char*)asn->data;
- } else {
- return NULL;
- }
- }
- unsigned char* wolfSSL_ASN1_STRING_data(WOLFSSL_ASN1_STRING* asn)
- {
- #ifdef WOLFSSL_DEBUG_OPENSSL
- WOLFSSL_ENTER("wolfSSL_ASN1_STRING_data");
- #endif
- if (asn) {
- return (unsigned char*)asn->data;
- }
- else {
- return NULL;
- }
- }
- int wolfSSL_ASN1_STRING_length(WOLFSSL_ASN1_STRING* asn)
- {
- #ifdef WOLFSSL_DEBUG_OPENSSL
- WOLFSSL_ENTER("wolfSSL_ASN1_STRING_length");
- #endif
- if (asn) {
- return asn->length;
- }
- else {
- return 0;
- }
- }
- #endif /* OPENSSL_EXTRA || OPENSSL_EXTRA_X509_SMALL */
- #ifdef OPENSSL_EXTRA
- #ifndef NO_WOLFSSL_STUB
- WOLFSSL_ASN1_STRING* wolfSSL_d2i_DISPLAYTEXT(WOLFSSL_ASN1_STRING **asn,
- const unsigned char **in, long len)
- {
- WOLFSSL_STUB("d2i_DISPLAYTEXT");
- (void)asn;
- (void)in;
- (void)len;
- return NULL;
- }
- #endif
- #ifndef NO_BIO
- #ifdef XSNPRINTF /* a snprintf function needs to be available */
- /* Writes the human readable form of x509 to bio.
- *
- * bio WOLFSSL_BIO to write to.
- * x509 Certificate to write.
- *
- * returns WOLFSSL_SUCCESS on success and WOLFSSL_FAILURE on failure
- */
- int wolfSSL_X509_print_ex(WOLFSSL_BIO* bio, WOLFSSL_X509* x509,
- unsigned long nmflags, unsigned long cflag)
- {
- WOLFSSL_ENTER("wolfSSL_X509_print_ex");
- /* flags currently not supported */
- (void)nmflags;
- (void)cflag;
- if (bio == NULL || x509 == NULL) {
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_BIO_write(bio, "Certificate:\n",
- (int)XSTRLEN("Certificate:\n")) <= 0) {
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_BIO_write(bio, " Data:\n",
- (int)XSTRLEN(" Data:\n")) <= 0) {
- return WOLFSSL_FAILURE;
- }
- /* print version of cert */
- {
- int version;
- char tmp[20];
- if ((version = wolfSSL_X509_version(x509)) < 0) {
- WOLFSSL_MSG("Error getting X509 version");
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_BIO_write(bio, " Version:",
- (int)XSTRLEN(" Version:")) <= 0) {
- return WOLFSSL_FAILURE;
- }
- XSNPRINTF(tmp, sizeof(tmp), " %d (0x%x)\n", version, (byte)version-1);
- if (wolfSSL_BIO_write(bio, tmp, (int)XSTRLEN(tmp)) <= 0) {
- return WOLFSSL_FAILURE;
- }
- }
- /* print serial number out */
- {
- unsigned char serial[32];
- int sz = sizeof(serial);
- XMEMSET(serial, 0, sz);
- if (wolfSSL_X509_get_serial_number(x509, serial, &sz)
- != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Error getting x509 serial number");
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_BIO_write(bio, " Serial Number:",
- (int)XSTRLEN(" Serial Number:")) <= 0) {
- return WOLFSSL_FAILURE;
- }
- /* if serial can fit into byte than print on the same line */
- if (sz <= (int)sizeof(byte)) {
- char tmp[17];
- XSNPRINTF(tmp, sizeof(tmp), " %d (0x%x)\n", serial[0],serial[0]);
- if (wolfSSL_BIO_write(bio, tmp, (int)XSTRLEN(tmp)) <= 0) {
- return WOLFSSL_FAILURE;
- }
- }
- else {
- int i;
- char tmp[100];
- int tmpSz = 100;
- char val[5];
- int valSz = 5;
- /* serial is larger than int size so print off hex values */
- if (wolfSSL_BIO_write(bio, "\n ",
- (int)XSTRLEN("\n ")) <= 0) {
- return WOLFSSL_FAILURE;
- }
- tmp[0] = '\0';
- for (i = 0; i < sz - 1 && (3 * i) < tmpSz - valSz; i++) {
- XSNPRINTF(val, sizeof(val) - 1, "%02x:", serial[i]);
- val[3] = '\0'; /* make sure is null terminated */
- XSTRNCAT(tmp, val, valSz);
- }
- XSNPRINTF(val, sizeof(val) - 1, "%02x\n", serial[i]);
- val[3] = '\0'; /* make sure is null terminated */
- XSTRNCAT(tmp, val, valSz);
- if (wolfSSL_BIO_write(bio, tmp, (int)XSTRLEN(tmp)) <= 0) {
- return WOLFSSL_FAILURE;
- }
- }
- }
- /* print signature algo */
- {
- int oid;
- const char* sig;
- if ((oid = wolfSSL_X509_get_signature_type(x509)) <= 0) {
- WOLFSSL_MSG("Error getting x509 signature type");
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_BIO_write(bio, " Signature Algorithm: ",
- (int)XSTRLEN(" Signature Algorithm: ")) <= 0) {
- return WOLFSSL_FAILURE;
- }
- sig = GetSigName(oid);
- if (wolfSSL_BIO_write(bio, sig, (int)XSTRLEN(sig)) <= 0) {
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_BIO_write(bio, "\n", (int)XSTRLEN("\n")) <= 0) {
- return WOLFSSL_FAILURE;
- }
- }
- /* print issuer */
- {
- char* issuer;
- #ifdef WOLFSSL_SMALL_STACK
- char* buff = NULL;
- int issSz = 0;
- #else
- char buff[256];
- int issSz = 256;
- #endif
- #if defined(WOLFSSL_QT)
- issuer = wolfSSL_X509_get_name_oneline(
- wolfSSL_X509_get_issuer_name(x509), buff, issSz);
- #else
- issuer = wolfSSL_X509_NAME_oneline(
- wolfSSL_X509_get_issuer_name(x509), buff, issSz);
- #endif
- if (wolfSSL_BIO_write(bio, " Issuer: ",
- (int)XSTRLEN(" Issuer: ")) <= 0) {
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(issuer, NULL, DYNAMIC_TYPE_OPENSSL);
- #endif
- return WOLFSSL_FAILURE;
- }
- if (issuer != NULL) {
- if (wolfSSL_BIO_write(bio, issuer, (int)XSTRLEN(issuer)) <= 0) {
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(issuer, NULL, DYNAMIC_TYPE_OPENSSL);
- #endif
- return WOLFSSL_FAILURE;
- }
- }
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(issuer, NULL, DYNAMIC_TYPE_OPENSSL);
- #endif
- if (wolfSSL_BIO_write(bio, "\n", (int)XSTRLEN("\n")) <= 0) {
- return WOLFSSL_FAILURE;
- }
- }
- #ifndef NO_ASN_TIME
- /* print validity */
- {
- char tmp[80];
- if (wolfSSL_BIO_write(bio, " Validity\n",
- (int)XSTRLEN(" Validity\n")) <= 0) {
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_BIO_write(bio, " Not Before: ",
- (int)XSTRLEN(" Not Before: ")) <= 0) {
- return WOLFSSL_FAILURE;
- }
- if (x509->notBefore.length > 0) {
- if (GetTimeString(x509->notBefore.data, ASN_UTC_TIME,
- tmp, sizeof(tmp)) != WOLFSSL_SUCCESS) {
- if (GetTimeString(x509->notBefore.data, ASN_GENERALIZED_TIME,
- tmp, sizeof(tmp)) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Error getting not before date");
- return WOLFSSL_FAILURE;
- }
- }
- }
- else {
- XSTRNCPY(tmp, "Not Set", sizeof(tmp)-1);
- }
- tmp[sizeof(tmp) - 1] = '\0'; /* make sure null terminated */
- if (wolfSSL_BIO_write(bio, tmp, (int)XSTRLEN(tmp)) <= 0) {
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_BIO_write(bio, "\n Not After : ",
- (int)XSTRLEN("\n Not After : ")) <= 0) {
- return WOLFSSL_FAILURE;
- }
- if (x509->notAfter.length > 0) {
- if (GetTimeString(x509->notAfter.data, ASN_UTC_TIME,
- tmp, sizeof(tmp)) != WOLFSSL_SUCCESS) {
- if (GetTimeString(x509->notAfter.data, ASN_GENERALIZED_TIME,
- tmp, sizeof(tmp)) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Error getting not after date");
- return WOLFSSL_FAILURE;
- }
- }
- }
- else {
- XSTRNCPY(tmp, "Not Set", sizeof(tmp)-1);
- }
- tmp[sizeof(tmp) - 1] = '\0'; /* make sure null terminated */
- if (wolfSSL_BIO_write(bio, tmp, (int)XSTRLEN(tmp)) <= 0) {
- return WOLFSSL_FAILURE;
- }
- }
- #endif
- /* print subject */
- {
- char* subject;
- #ifdef WOLFSSL_SMALL_STACK
- char* buff = NULL;
- int subSz = 0;
- #else
- char buff[256];
- int subSz = 256;
- #endif
- #if defined(WOLFSSL_QT)
- subject = wolfSSL_X509_get_name_oneline(
- wolfSSL_X509_get_subject_name(x509), buff, subSz);
- #else
- subject = wolfSSL_X509_NAME_oneline(
- wolfSSL_X509_get_subject_name(x509), buff, subSz);
- #endif
- if (wolfSSL_BIO_write(bio, "\n Subject: ",
- (int)XSTRLEN("\n Subject: ")) <= 0) {
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(subject, NULL, DYNAMIC_TYPE_OPENSSL);
- #endif
- return WOLFSSL_FAILURE;
- }
- if (subject != NULL) {
- if (wolfSSL_BIO_write(bio, subject, (int)XSTRLEN(subject)) <= 0) {
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(subject, NULL, DYNAMIC_TYPE_OPENSSL);
- #endif
- return WOLFSSL_FAILURE;
- }
- }
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(subject, NULL, DYNAMIC_TYPE_OPENSSL);
- #endif
- }
- /* get and print public key */
- if (wolfSSL_BIO_write(bio, "\n Subject Public Key Info:\n",
- (int)XSTRLEN("\n Subject Public Key Info:\n")) <= 0) {
- return WOLFSSL_FAILURE;
- }
- {
- #if (!defined(NO_RSA) && !defined(HAVE_USER_RSA)) || defined(HAVE_ECC)
- char tmp[100];
- #endif
- switch (x509->pubKeyOID) {
- #ifndef NO_RSA
- case RSAk:
- if (wolfSSL_BIO_write(bio,
- " Public Key Algorithm: rsaEncryption\n",
- (int)XSTRLEN(" Public Key Algorithm: rsaEncryption\n")) <= 0) {
- return WOLFSSL_FAILURE;
- }
- #ifdef HAVE_USER_RSA
- if (wolfSSL_BIO_write(bio,
- " Build without user RSA to print key\n",
- (int)XSTRLEN(" Build without user RSA to print key\n"))
- <= 0) {
- return WOLFSSL_FAILURE;
- }
- #else
- {
- #ifdef WOLFSSL_SMALL_STACK
- RsaKey *rsa = (RsaKey*)XMALLOC(sizeof(RsaKey), NULL,
- DYNAMIC_TYPE_RSA);
- if (rsa == NULL) {
- WOLFSSL_MSG("RsaKey malloc failure");
- return WOLFSSL_FAILURE;
- }
- #else
- RsaKey rsa[1];
- #endif
- word32 idx = 0;
- int sz;
- byte lbit = 0;
- int rawLen;
- unsigned char* rawKey;
- if (wc_InitRsaKey(rsa, NULL) != 0) {
- WOLFSSL_MSG("wc_InitRsaKey failure");
- return WOLFSSL_FAILURE;
- }
- if (wc_RsaPublicKeyDecode(x509->pubKey.buffer,
- &idx, rsa, x509->pubKey.length) != 0) {
- WOLFSSL_MSG("Error decoding RSA key");
- wc_FreeRsaKey(rsa);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(rsa, NULL, DYNAMIC_TYPE_RSA);
- #endif
- return WOLFSSL_FAILURE;
- }
- if ((sz = wc_RsaEncryptSize(rsa)) < 0) {
- WOLFSSL_MSG("Error getting RSA key size");
- wc_FreeRsaKey(rsa);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(rsa, NULL, DYNAMIC_TYPE_RSA);
- #endif
- return WOLFSSL_FAILURE;
- }
- XSNPRINTF(tmp, sizeof(tmp) - 1, "%s%s: (%d bit)\n%s\n",
- " ", "Public-Key", 8 * sz,
- " Modulus:");
- tmp[sizeof(tmp) - 1] = '\0';
- if (wolfSSL_BIO_write(bio, tmp,
- (int)XSTRLEN(tmp)) <= 0) {
- wc_FreeRsaKey(rsa);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(rsa, NULL, DYNAMIC_TYPE_RSA);
- #endif
- return WOLFSSL_FAILURE;
- }
- /* print out modulus */
- XSNPRINTF(tmp, sizeof(tmp) - 1," ");
- tmp[sizeof(tmp) - 1] = '\0';
- if (mp_leading_bit(&rsa->n)) {
- lbit = 1;
- XSTRNCAT(tmp, "00", 3);
- }
- rawLen = mp_unsigned_bin_size(&rsa->n);
- rawKey = (unsigned char*)XMALLOC(rawLen, NULL,
- DYNAMIC_TYPE_TMP_BUFFER);
- if (rawKey == NULL) {
- WOLFSSL_MSG("Memory error");
- wc_FreeRsaKey(rsa);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(rsa, NULL, DYNAMIC_TYPE_RSA);
- #endif
- return WOLFSSL_FAILURE;
- }
- mp_to_unsigned_bin(&rsa->n, rawKey);
- for (idx = 0; idx < (word32)rawLen; idx++) {
- char val[5];
- int valSz = 5;
- if ((idx == 0) && !lbit) {
- XSNPRINTF(val, valSz - 1, "%02x", rawKey[idx]);
- }
- else if ((idx != 0) && (((idx + lbit) % 15) == 0)) {
- tmp[sizeof(tmp) - 1] = '\0';
- if (wolfSSL_BIO_write(bio, tmp,
- (int)XSTRLEN(tmp)) <= 0) {
- XFREE(rawKey, NULL,
- DYNAMIC_TYPE_TMP_BUFFER);
- wc_FreeRsaKey(rsa);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(rsa, NULL, DYNAMIC_TYPE_RSA);
- #endif
- return WOLFSSL_FAILURE;
- }
- XSNPRINTF(tmp, sizeof(tmp) - 1,
- ":\n ");
- XSNPRINTF(val, valSz - 1, "%02x", rawKey[idx]);
- }
- else {
- XSNPRINTF(val, valSz - 1, ":%02x", rawKey[idx]);
- }
- XSTRNCAT(tmp, val, valSz);
- }
- XFREE(rawKey, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- /* print out remaining modulus values */
- if ((idx > 0) && (((idx - 1 + lbit) % 15) != 0)) {
- tmp[sizeof(tmp) - 1] = '\0';
- if (wolfSSL_BIO_write(bio, tmp,
- (int)XSTRLEN(tmp)) <= 0) {
- wc_FreeRsaKey(rsa);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(rsa, NULL, DYNAMIC_TYPE_RSA);
- #endif
- return WOLFSSL_FAILURE;
- }
- }
- /* print out exponent values */
- rawLen = mp_unsigned_bin_size(&rsa->e);
- if (rawLen < 0) {
- WOLFSSL_MSG("Error getting exponent size");
- wc_FreeRsaKey(rsa);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(rsa, NULL, DYNAMIC_TYPE_RSA);
- #endif
- return WOLFSSL_FAILURE;
- }
- if ((word32)rawLen < sizeof(word32)) {
- rawLen = sizeof(word32);
- }
- rawKey = (unsigned char*)XMALLOC(rawLen, NULL,
- DYNAMIC_TYPE_TMP_BUFFER);
- if (rawKey == NULL) {
- WOLFSSL_MSG("Memory error");
- wc_FreeRsaKey(rsa);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(rsa, NULL, DYNAMIC_TYPE_RSA);
- #endif
- return WOLFSSL_FAILURE;
- }
- XMEMSET(rawKey, 0, rawLen);
- mp_to_unsigned_bin(&rsa->e, rawKey);
- if ((word32)rawLen <= sizeof(word32)) {
- idx = *(word32*)rawKey;
- #ifdef BIG_ENDIAN_ORDER
- idx = ByteReverseWord32(idx);
- #endif
- }
- XSNPRINTF(tmp, sizeof(tmp) - 1,
- "\n Exponent: %d (0x%x)\n",idx, idx);
- if (wolfSSL_BIO_write(bio, tmp,
- (int)XSTRLEN(tmp)) <= 0) {
- XFREE(rawKey, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- wc_FreeRsaKey(rsa);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(rsa, NULL, DYNAMIC_TYPE_RSA);
- #endif
- return WOLFSSL_FAILURE;
- }
- XFREE(rawKey, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- wc_FreeRsaKey(rsa);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(rsa, NULL, DYNAMIC_TYPE_RSA);
- #endif
- }
- #endif /* HAVE_USER_RSA */
- break;
- #endif /* NO_RSA */
- #ifdef HAVE_ECC
- case ECDSAk:
- {
- word32 i;
- #ifdef WOLFSSL_SMALL_STACK
- ecc_key *ecc = (ecc_key*)XMALLOC(sizeof(ecc_key), NULL,
- DYNAMIC_TYPE_ECC);
- if (ecc == NULL)
- return WOLFSSL_FAILURE;
- #else
- ecc_key ecc[1];
- #endif
- if (wolfSSL_BIO_write(bio,
- " Public Key Algorithm: EC\n",
- (int)XSTRLEN(" Public Key Algorithm: EC\n")) <= 0) {
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(ecc, NULL, DYNAMIC_TYPE_ECC);
- #endif
- return WOLFSSL_FAILURE;
- }
- if (wc_ecc_init_ex(ecc, x509->heap, INVALID_DEVID)
- != 0) {
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(ecc, NULL, DYNAMIC_TYPE_ECC);
- #endif
- return WOLFSSL_FAILURE;
- }
- i = 0;
- if (wc_EccPublicKeyDecode(x509->pubKey.buffer, &i,
- ecc, x509->pubKey.length) != 0) {
- wc_ecc_free(ecc);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(ecc, NULL, DYNAMIC_TYPE_ECC);
- #endif
- return WOLFSSL_FAILURE;
- }
- XSNPRINTF(tmp, sizeof(tmp) - 1, "%s%s: (%d bit)\n%s\n",
- " ", "Public-Key",
- 8 * wc_ecc_size(ecc),
- " pub:");
- tmp[sizeof(tmp) - 1] = '\0';
- if (wolfSSL_BIO_write(bio, tmp,
- (int)XSTRLEN(tmp)) <= 0) {
- wc_ecc_free(ecc);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(ecc, NULL, DYNAMIC_TYPE_ECC);
- #endif
- return WOLFSSL_FAILURE;
- }
- XSNPRINTF(tmp, sizeof(tmp) - 1," ");
- {
- word32 derSz;
- byte* der;
- derSz = wc_ecc_size(ecc) * WOLFSSL_BIT_SIZE;
- der = (byte*)XMALLOC(derSz, x509->heap,
- DYNAMIC_TYPE_TMP_BUFFER);
- if (der == NULL) {
- wc_ecc_free(ecc);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(ecc, NULL, DYNAMIC_TYPE_ECC);
- #endif
- return WOLFSSL_FAILURE;
- }
- if (wc_ecc_export_x963(ecc, der, &derSz) != 0) {
- wc_ecc_free(ecc);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(ecc, NULL, DYNAMIC_TYPE_ECC);
- #endif
- XFREE(der, x509->heap, DYNAMIC_TYPE_TMP_BUFFER);
- return WOLFSSL_FAILURE;
- }
- for (i = 0; i < derSz; i++) {
- char val[5];
- int valSz = 5;
- if (i == 0) {
- XSNPRINTF(val, valSz - 1, "%02x", der[i]);
- }
- else if ((i % 15) == 0) {
- tmp[sizeof(tmp) - 1] = '\0';
- if (wolfSSL_BIO_write(bio, tmp,
- (int)XSTRLEN(tmp)) <= 0) {
- wc_ecc_free(ecc);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(ecc, NULL, DYNAMIC_TYPE_ECC);
- #endif
- XFREE(der, x509->heap,
- DYNAMIC_TYPE_TMP_BUFFER);
- return WOLFSSL_FAILURE;
- }
- XSNPRINTF(tmp, sizeof(tmp) - 1,
- ":\n ");
- XSNPRINTF(val, valSz - 1, "%02x", der[i]);
- }
- else {
- XSNPRINTF(val, valSz - 1, ":%02x", der[i]);
- }
- XSTRNCAT(tmp, val, valSz);
- }
- /* print out remaining modulus values */
- if ((i > 0) && (((i - 1) % 15) != 0)) {
- tmp[sizeof(tmp) - 1] = '\0';
- if (wolfSSL_BIO_write(bio, tmp,
- (int)XSTRLEN(tmp)) <= 0) {
- wc_ecc_free(ecc);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(ecc, NULL, DYNAMIC_TYPE_ECC);
- #endif
- XFREE(der, x509->heap,
- DYNAMIC_TYPE_TMP_BUFFER);
- return WOLFSSL_FAILURE;
- }
- }
- XFREE(der, x509->heap, DYNAMIC_TYPE_TMP_BUFFER);
- }
- XSNPRINTF(tmp, sizeof(tmp) - 1, "\n%s%s: %s\n",
- " ", "ASN1 OID",
- ecc->dp->name);
- if (wolfSSL_BIO_write(bio, tmp,
- (int)XSTRLEN(tmp)) <= 0) {
- wc_ecc_free(ecc);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(ecc, NULL, DYNAMIC_TYPE_ECC);
- #endif
- return WOLFSSL_FAILURE;
- }
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(ecc, NULL, DYNAMIC_TYPE_ECC);
- #endif
- wc_ecc_free(ecc);
- }
- break;
- #endif /* HAVE_ECC */
- default:
- WOLFSSL_MSG("Unknown key type");
- return WOLFSSL_FAILURE;
- }
- }
- /* print out extensions */
- if (wolfSSL_BIO_write(bio, " X509v3 extensions:\n",
- (int)XSTRLEN(" X509v3 extensions:\n")) <= 0) {
- return WOLFSSL_FAILURE;
- }
- /* print subject key id */
- if (x509->subjKeyIdSet && x509->subjKeyId != NULL &&
- x509->subjKeyIdSz > 0) {
- char tmp[100];
- word32 i;
- char val[5];
- int valSz = 5;
- if (wolfSSL_BIO_write(bio,
- " X509v3 Subject Key Identifier: \n",
- (int)XSTRLEN(" X509v3 Subject Key Identifier: \n"))
- <= 0) {
- return WOLFSSL_FAILURE;
- }
- XSNPRINTF(tmp, sizeof(tmp) - 1, " ");
- for (i = 0; i < sizeof(tmp) && i < (x509->subjKeyIdSz - 1); i++) {
- XSNPRINTF(val, valSz - 1, "%02X:", x509->subjKeyId[i]);
- XSTRNCAT(tmp, val, valSz);
- }
- XSNPRINTF(val, valSz - 1, "%02X\n", x509->subjKeyId[i]);
- XSTRNCAT(tmp, val, valSz);
- if (wolfSSL_BIO_write(bio, tmp, (int)XSTRLEN(tmp)) <= 0) {
- return WOLFSSL_FAILURE;
- }
- }
- /* printf out authority key id */
- if (x509->authKeyIdSet && x509->authKeyId != NULL &&
- x509->authKeyIdSz > 0) {
- char tmp[100];
- word32 i;
- char val[5];
- int valSz = 5;
- int len = 0;
- if (wolfSSL_BIO_write(bio,
- " X509v3 Authority Key Identifier: \n",
- (int)XSTRLEN(" X509v3 Authority Key Identifier: \n"))
- <= 0) {
- return WOLFSSL_FAILURE;
- }
- XSNPRINTF(tmp, sizeof(tmp) - 1, " keyid");
- for (i = 0; i < x509->authKeyIdSz; i++) {
- /* check if buffer is almost full */
- if (XSTRLEN(tmp) >= sizeof(tmp) - valSz) {
- if (wolfSSL_BIO_write(bio, tmp, (int)XSTRLEN(tmp)) <= 0) {
- return WOLFSSL_FAILURE;
- }
- tmp[0] = '\0';
- }
- XSNPRINTF(val, valSz - 1, ":%02X", x509->authKeyId[i]);
- XSTRNCAT(tmp, val, valSz);
- }
- len = (int)XSTRLEN("\n");
- XSTRNCAT(tmp, "\n", len + 1);
- if (wolfSSL_BIO_write(bio, tmp, (int)XSTRLEN(tmp)) <= 0) {
- return WOLFSSL_FAILURE;
- }
- }
- /* print basic constraint */
- if (x509->basicConstSet) {
- char tmp[100];
- if (wolfSSL_BIO_write(bio,
- "\n X509v3 Basic Constraints: \n",
- (int)XSTRLEN("\n X509v3 Basic Constraints: \n"))
- <= 0) {
- return WOLFSSL_FAILURE;
- }
- XSNPRINTF(tmp, sizeof(tmp),
- " CA:%s\n",
- (x509->isCa)? "TRUE": "FALSE");
- if (wolfSSL_BIO_write(bio, tmp, (int)XSTRLEN(tmp)) <= 0) {
- return WOLFSSL_FAILURE;
- }
- }
- /* print out signature */
- if (x509->sig.length > 0) {
- unsigned char* sig;
- int sigSz;
- int i;
- char tmp[100];
- int sigOid = wolfSSL_X509_get_signature_type(x509);
- if (wolfSSL_BIO_write(bio,
- " Signature Algorithm: ",
- (int)XSTRLEN(" Signature Algorithm: ")) <= 0) {
- return WOLFSSL_FAILURE;
- }
- XSNPRINTF(tmp, sizeof(tmp) - 1,"%s\n", GetSigName(sigOid));
- tmp[sizeof(tmp) - 1] = '\0';
- if (wolfSSL_BIO_write(bio, tmp, (int)XSTRLEN(tmp)) <= 0) {
- return WOLFSSL_FAILURE;
- }
- sigSz = (int)x509->sig.length;
- sig = (unsigned char*)XMALLOC(sigSz, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (sig == NULL) {
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_X509_get_signature(x509, sig, &sigSz) <= 0) {
- XFREE(sig, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- return WOLFSSL_FAILURE;
- }
- XSNPRINTF(tmp, sizeof(tmp) - 1," ");
- tmp[sizeof(tmp) - 1] = '\0';
- for (i = 0; i < sigSz; i++) {
- char val[5];
- int valSz = 5;
- if (i == 0) {
- XSNPRINTF(val, valSz - 1, "%02x", sig[i]);
- }
- else if (((i % 18) == 0)) {
- tmp[sizeof(tmp) - 1] = '\0';
- if (wolfSSL_BIO_write(bio, tmp, (int)XSTRLEN(tmp))
- <= 0) {
- XFREE(sig, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- return WOLFSSL_FAILURE;
- }
- XSNPRINTF(tmp, sizeof(tmp) - 1,
- ":\n ");
- XSNPRINTF(val, valSz - 1, "%02x", sig[i]);
- }
- else {
- XSNPRINTF(val, valSz - 1, ":%02x", sig[i]);
- }
- XSTRNCAT(tmp, val, valSz);
- }
- XFREE(sig, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- /* print out remaining sig values */
- if ((i > 0) && (((i - 1) % 18) != 0)) {
- tmp[sizeof(tmp) - 1] = '\0';
- if (wolfSSL_BIO_write(bio, tmp, (int)XSTRLEN(tmp))
- <= 0) {
- return WOLFSSL_FAILURE;
- }
- }
- }
- /* done with print out */
- if (wolfSSL_BIO_write(bio, "\n\0", (int)XSTRLEN("\n\0")) <= 0) {
- return WOLFSSL_FAILURE;
- }
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_X509_print(WOLFSSL_BIO* bio, WOLFSSL_X509* x509)
- {
- return wolfSSL_X509_print_ex(bio, x509, 0, 0);
- }
- #ifndef NO_FILESYSTEM
- int wolfSSL_X509_print_fp(XFILE fp, WOLFSSL_X509 *x509)
- {
- WOLFSSL_BIO* bio;
- int ret;
- WOLFSSL_ENTER("wolfSSL_X509_print_fp");
- if (!fp || !x509) {
- WOLFSSL_MSG("Bad parameter");
- return WOLFSSL_FAILURE;
- }
- if (!(bio = wolfSSL_BIO_new(wolfSSL_BIO_s_file()))) {
- WOLFSSL_MSG("wolfSSL_BIO_new wolfSSL_BIO_s_file error");
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_BIO_set_fp(bio, fp, BIO_NOCLOSE) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("wolfSSL_BIO_set_fp error");
- wolfSSL_BIO_free(bio);
- return WOLFSSL_FAILURE;
- }
- ret = wolfSSL_X509_print(bio, x509);
- wolfSSL_BIO_free(bio);
- return ret;
- }
- #endif /* NO_FILESYSTEM */
- #endif /* XSNPRINTF */
- int wolfSSL_X509_signature_print(WOLFSSL_BIO *bp,
- const WOLFSSL_X509_ALGOR *sigalg, const WOLFSSL_ASN1_STRING *sig)
- {
- (void)sig;
- WOLFSSL_ENTER("wolfSSL_X509_signature_print");
- if (!bp || !sigalg) {
- WOLFSSL_MSG("Bad parameter");
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_BIO_puts(bp, " Signature Algorithm: ") <= 0) {
- WOLFSSL_MSG("wolfSSL_BIO_puts error");
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_i2a_ASN1_OBJECT(bp, sigalg->algorithm) <= 0) {
- WOLFSSL_MSG("wolfSSL_i2a_ASN1_OBJECT error");
- return WOLFSSL_FAILURE;
- }
- return WOLFSSL_SUCCESS;
- }
- #endif /* !NO_BIO */
- #ifndef NO_WOLFSSL_STUB
- void wolfSSL_X509_get0_signature(const WOLFSSL_ASN1_BIT_STRING **psig,
- const WOLFSSL_X509_ALGOR **palg, const WOLFSSL_X509 *x509)
- {
- (void)psig;
- (void)palg;
- (void)x509;
- WOLFSSL_STUB("wolfSSL_X509_get0_signature");
- }
- #endif
- #endif /* OPENSSL_EXTRA */
- #endif /* !NO_CERTS */
- #ifdef OPENSSL_EXTRA
- #if defined(OPENSSL_ALL) || defined(WOLFSSL_QT)
- /* return authentication NID corresponding to cipher suite
- * @param cipher a pointer to WOLFSSL_CIPHER
- * return NID if found, NID_undef if not found
- */
- int wolfSSL_CIPHER_get_auth_nid(const WOLFSSL_CIPHER* cipher)
- {
- static const struct authnid {
- const char* alg_name;
- const int nid;
- } authnid_tbl[] = {
- {"RSA", NID_auth_rsa},
- {"PSK", NID_auth_psk},
- {"SRP", NID_auth_srp},
- {"ECDSA", NID_auth_ecdsa},
- {"None", NID_auth_null},
- {NULL, NID_undef}
- };
- const struct authnid* sa;
- const char* authStr;
- char n[MAX_SEGMENTS][MAX_SEGMENT_SZ] = {{0}};
- if (GetCipherSegment(cipher, n) == NULL) {
- WOLFSSL_MSG("no suitable cipher name found");
- return NID_undef;
- }
- authStr = GetCipherAuthStr(n);
- if (authStr != NULL) {
- for(sa = authnid_tbl; sa->alg_name != NULL; sa++) {
- if (XSTRNCMP(sa->alg_name, authStr, XSTRLEN(sa->alg_name)) == 0) {
- return sa->nid;
- }
- }
- }
- return NID_undef;
- }
- /* return cipher NID corresponding to cipher suite
- * @param cipher a pointer to WOLFSSL_CIPHER
- * return NID if found, NID_undef if not found
- */
- int wolfSSL_CIPHER_get_cipher_nid(const WOLFSSL_CIPHER* cipher)
- {
- static const struct ciphernid {
- const char* alg_name;
- const int nid;
- } ciphernid_tbl[] = {
- {"AESGCM(256)", NID_aes_256_gcm},
- {"AESGCM(128)", NID_aes_128_gcm},
- {"AESCCM(128)", NID_aes_128_ccm},
- {"AES(128)", NID_aes_128_cbc},
- {"AES(256)", NID_aes_256_cbc},
- {"CAMELLIA(256)", NID_camellia_256_cbc},
- {"CAMELLIA(128)", NID_camellia_128_cbc},
- {"RC4", NID_rc4},
- {"3DES", NID_des_ede3_cbc},
- {"CHACHA20/POLY1305(256)", NID_chacha20_poly1305},
- {"None", NID_undef},
- {"IDEA", NID_idea_cbc},
- {"RABBIT", NID_undef},
- {"HC128", NID_undef},
- {NULL, NID_undef}
- };
-
- const struct ciphernid* c;
- const char* encStr;
- char n[MAX_SEGMENTS][MAX_SEGMENT_SZ] = {{0}};
-
- WOLFSSL_ENTER("wolfSSL_CIPHER_get_cipher_nid");
-
- if (GetCipherSegment(cipher, n) == NULL) {
- WOLFSSL_MSG("no suitable cipher name found");
- return NID_undef;
- }
- encStr = GetCipherEncStr(n);
-
- if (encStr != NULL) {
- for(c = ciphernid_tbl; c->alg_name != NULL; c++) {
- if (XSTRNCMP(c->alg_name, encStr, XSTRLEN(c->alg_name)) == 0) {
- return c->nid;
- }
- }
- }
-
- return NID_undef;
- }
- /* return digest NID corresponding to cipher suite
- * @param cipher a pointer to WOLFSSL_CIPHER
- * return NID if found, NID_undef if not found
- */
- int wolfSSL_CIPHER_get_digest_nid(const WOLFSSL_CIPHER* cipher)
- {
- static const struct macnid {
- const char* alg_name;
- const int nid;
- } macnid_tbl[] = {
- {"SHA1", NID_sha1},
- {"SHA256", NID_sha256},
- {"SHA384", NID_sha384},
- {NULL, NID_undef}
- };
-
- const struct macnid* mc;
- const char* name;
- const char* macStr;
- char n[MAX_SEGMENTS][MAX_SEGMENT_SZ] = {{0}};
- (void)name;
-
- WOLFSSL_ENTER("wolfSSL_CIPHER_get_digest_nid");
-
- if ((name = GetCipherSegment(cipher, n)) == NULL) {
- WOLFSSL_MSG("no suitable cipher name found");
- return NID_undef;
- }
-
- /* in MD5 case, NID will be NID_md5 */
- if (XSTRSTR(name, "MD5") != NULL) {
- return NID_md5;
- }
-
- macStr = GetCipherMacStr(n);
-
- if (macStr != NULL) {
- for(mc = macnid_tbl; mc->alg_name != NULL; mc++) {
- if (XSTRNCMP(mc->alg_name, macStr, XSTRLEN(mc->alg_name)) == 0) {
- return mc->nid;
- }
- }
- }
-
- return NID_undef;
- }
- /* return key exchange NID corresponding to cipher suite
- * @param cipher a pointer to WOLFSSL_CIPHER
- * return NID if found, NID_undef if not found
- */
- int wolfSSL_CIPHER_get_kx_nid(const WOLFSSL_CIPHER* cipher)
- {
- static const struct kxnid {
- const char* name;
- const int nid;
- } kxnid_table[] = {
- {"ECDHEPSK", NID_kx_ecdhe_psk},
- {"ECDH", NID_kx_ecdhe},
- {"DHEPSK", NID_kx_dhe_psk},
- {"DH", NID_kx_dhe},
- {"RSAPSK", NID_kx_rsa_psk},
- {"SRP", NID_kx_srp},
- {"EDH", NID_kx_dhe},
- {"RSA", NID_kx_rsa},
- {NULL, NID_undef}
- };
-
- const struct kxnid* k;
- const char* name;
- const char* keaStr;
- char n[MAX_SEGMENTS][MAX_SEGMENT_SZ] = {{0}};
- (void)name;
-
- WOLFSSL_ENTER("wolfSSL_CIPHER_get_kx_nid");
-
- if ((name = GetCipherSegment(cipher, n)) == NULL) {
- WOLFSSL_MSG("no suitable cipher name found");
- return NID_undef;
- }
-
- /* in TLS 1.3 case, NID will be NID_kx_any */
- if (XSTRNCMP(name, "TLS13", 5) == 0) {
- return NID_kx_any;
- }
-
- keaStr = GetCipherKeaStr(n);
-
- if (keaStr != NULL) {
- for(k = kxnid_table; k->name != NULL; k++) {
- if (XSTRNCMP(k->name, keaStr, XSTRLEN(k->name)) == 0) {
- printf("k->name %s k->nid %d\n", k->name, k->nid);
- return k->nid;
- }
- }
- }
-
- return NID_undef;
- }
- /* check if cipher suite is AEAD
- * @param cipher a pointer to WOLFSSL_CIPHER
- * return 1 if cipher is AEAD, 0 otherwise
- */
- int wolfSSL_CIPHER_is_aead(const WOLFSSL_CIPHER* cipher)
- {
- char n[MAX_SEGMENTS][MAX_SEGMENT_SZ] = {{0}};
- WOLFSSL_ENTER("wolfSSL_CIPHER_is_aead");
- if (GetCipherSegment(cipher, n) == NULL) {
- WOLFSSL_MSG("no suitable cipher name found");
- return NID_undef;
- }
-
- return IsCipherAEAD(n);
- }
- /* Creates cipher->description based on cipher->offset
- * cipher->offset is set in wolfSSL_get_ciphers_compat when it is added
- * to a stack of ciphers.
- * @param [in] cipher: A cipher from a stack of ciphers.
- * return WOLFSSL_SUCCESS if cipher->description is set, else WOLFSSL_FAILURE
- */
- int wolfSSL_sk_CIPHER_description(WOLFSSL_CIPHER* cipher)
- {
- int strLen;
- unsigned long offset;
- char* dp;
- const char* name;
- const char *keaStr, *authStr, *encStr, *macStr, *protocol;
- char n[MAX_SEGMENTS][MAX_SEGMENT_SZ] = {{0}};
- unsigned char len = MAX_DESCRIPTION_SZ-1;
- const CipherSuiteInfo* cipher_names;
- ProtocolVersion pv;
- WOLFSSL_ENTER("wolfSSL_sk_CIPHER_description");
- if (cipher == NULL)
- return WOLFSSL_FAILURE;
- dp = cipher->description;
- if (dp == NULL)
- return WOLFSSL_FAILURE;
- cipher_names = GetCipherNames();
- offset = cipher->offset;
- if (offset >= (unsigned long)GetCipherNamesSize())
- return WOLFSSL_FAILURE;
- pv.major = cipher_names[offset].major;
- pv.minor = cipher_names[offset].minor;
- protocol = wolfSSL_internal_get_version(&pv);
-
- if ((name = GetCipherSegment(cipher, n)) == NULL) {
- WOLFSSL_MSG("no suitable cipher name found");
- return WOLFSSL_FAILURE;
- }
- /* keaStr */
- keaStr = GetCipherKeaStr(n);
- /* authStr */
- authStr = GetCipherAuthStr(n);
- /* encStr */
- encStr = GetCipherEncStr(n);
- if ((cipher->bits = SetCipherBits(encStr)) == WOLFSSL_FAILURE) {
- WOLFSSL_MSG("Cipher Bits Not Set.");
- }
- /* macStr */
- macStr = GetCipherMacStr(n);
- /* Build up the string by copying onto the end. */
- XSTRNCPY(dp, name, len);
- dp[len-1] = '\0'; strLen = (int)XSTRLEN(dp);
- len -= (int)strLen; dp += strLen;
- XSTRNCPY(dp, " ", len);
- dp[len-1] = '\0'; strLen = (int)XSTRLEN(dp);
- len -= (int)strLen; dp += strLen;
- XSTRNCPY(dp, protocol, len);
- dp[len-1] = '\0'; strLen = (int)XSTRLEN(dp);
- len -= (int)strLen; dp += strLen;
- XSTRNCPY(dp, " Kx=", len);
- dp[len-1] = '\0'; strLen = (int)XSTRLEN(dp);
- len -= (int)strLen; dp += strLen;
- XSTRNCPY(dp, keaStr, len);
- dp[len-1] = '\0'; strLen = (int)XSTRLEN(dp);
- len -= (int)strLen; dp += strLen;
- XSTRNCPY(dp, " Au=", len);
- dp[len-1] = '\0'; strLen = (int)XSTRLEN(dp);
- len -= (int)strLen; dp += strLen;
- XSTRNCPY(dp, authStr, len);
- dp[len-1] = '\0'; strLen = (int)XSTRLEN(dp);
- len -= (int)strLen; dp += strLen;
- XSTRNCPY(dp, " Enc=", len);
- dp[len-1] = '\0'; strLen = (int)XSTRLEN(dp);
- len -= (int)strLen; dp += strLen;
- XSTRNCPY(dp, encStr, len);
- dp[len-1] = '\0'; strLen = (int)XSTRLEN(dp);
- len -= (int)strLen; dp += strLen;
- XSTRNCPY(dp, " Mac=", len);
- dp[len-1] = '\0'; strLen = (int)XSTRLEN(dp);
- len -= (int)strLen; dp += strLen;
- XSTRNCPY(dp, macStr, len);
- dp[len-1] = '\0';
- return WOLFSSL_SUCCESS;
- }
- #endif /* OPENSSL_ALL || WOLFSSL_QT */
- static WC_INLINE const char* wolfssl_kea_to_string(int kea)
- {
- const char* keaStr;
- switch (kea) {
- case no_kea:
- keaStr = "None";
- break;
- #ifndef NO_RSA
- case rsa_kea:
- keaStr = "RSA";
- break;
- #endif
- #ifndef NO_DH
- case diffie_hellman_kea:
- keaStr = "DHE";
- break;
- #endif
- case fortezza_kea:
- keaStr = "FZ";
- break;
- #ifndef NO_PSK
- case psk_kea:
- keaStr = "PSK";
- break;
- #ifndef NO_DH
- case dhe_psk_kea:
- keaStr = "DHEPSK";
- break;
- #endif
- #ifdef HAVE_ECC
- case ecdhe_psk_kea:
- keaStr = "ECDHEPSK";
- break;
- #endif
- #endif
- #ifdef HAVE_ECC
- case ecc_diffie_hellman_kea:
- keaStr = "ECDHE";
- break;
- case ecc_static_diffie_hellman_kea:
- keaStr = "ECDH";
- break;
- #endif
- default:
- keaStr = "unknown";
- break;
- }
- return keaStr;
- }
- static WC_INLINE const char* wolfssl_sigalg_to_string(int sig_algo)
- {
- const char* authStr;
- switch (sig_algo) {
- case anonymous_sa_algo:
- authStr = "None";
- break;
- #ifndef NO_RSA
- case rsa_sa_algo:
- authStr = "RSA";
- break;
- #ifdef WC_RSA_PSS
- case rsa_pss_sa_algo:
- authStr = "RSA-PSS";
- break;
- #endif
- #endif
- #ifndef NO_DSA
- case dsa_sa_algo:
- authStr = "DSA";
- break;
- #endif
- #ifdef HAVE_ECC
- case ecc_dsa_sa_algo:
- authStr = "ECDSA";
- break;
- #endif
- #ifdef HAVE_ED25519
- case ed25519_sa_algo:
- authStr = "Ed25519";
- break;
- #endif
- #ifdef HAVE_ED448
- case ed448_sa_algo:
- authStr = "Ed448";
- break;
- #endif
- default:
- authStr = "unknown";
- break;
- }
- return authStr;
- }
- static WC_INLINE const char* wolfssl_cipher_to_string(int cipher, int key_size)
- {
- const char* encStr;
- (void)key_size;
- switch (cipher) {
- case wolfssl_cipher_null:
- encStr = "None";
- break;
- #ifndef NO_RC4
- case wolfssl_rc4:
- encStr = "RC4(128)";
- break;
- #endif
- #ifndef NO_DES3
- case wolfssl_triple_des:
- encStr = "3DES(168)";
- break;
- #endif
- #ifdef HAVE_IDEA
- case wolfssl_idea:
- encStr = "IDEA(128)";
- break;
- #endif
- #ifndef NO_AES
- case wolfssl_aes:
- if (key_size == 128)
- encStr = "AES(128)";
- else if (key_size == 256)
- encStr = "AES(256)";
- else
- encStr = "AES(?)";
- break;
- #ifdef HAVE_AESGCM
- case wolfssl_aes_gcm:
- if (key_size == 128)
- encStr = "AESGCM(128)";
- else if (key_size == 256)
- encStr = "AESGCM(256)";
- else
- encStr = "AESGCM(?)";
- break;
- #endif
- #ifdef HAVE_AESCCM
- case wolfssl_aes_ccm:
- if (key_size == 128)
- encStr = "AESCCM(128)";
- else if (key_size == 256)
- encStr = "AESCCM(256)";
- else
- encStr = "AESCCM(?)";
- break;
- #endif
- #endif
- #ifdef HAVE_CHACHA
- case wolfssl_chacha:
- encStr = "CHACHA20/POLY1305(256)";
- break;
- #endif
- #ifdef HAVE_CAMELLIA
- case wolfssl_camellia:
- if (key_size == 128)
- encStr = "Camellia(128)";
- else if (key_size == 256)
- encStr = "Camellia(256)";
- else
- encStr = "Camellia(?)";
- break;
- #endif
- #if defined(HAVE_HC128) && !defined(NO_HC128)
- case wolfssl_hc128:
- encStr = "HC128(128)";
- break;
- #endif
- #if defined(HAVE_RABBIT) && !defined(NO_RABBIT)
- case wolfssl_rabbit:
- encStr = "RABBIT(128)";
- break;
- #endif
- default:
- encStr = "unknown";
- break;
- }
- return encStr;
- }
- static WC_INLINE const char* wolfssl_mac_to_string(int mac)
- {
- const char* macStr;
- switch (mac) {
- case no_mac:
- macStr = "None";
- break;
- #ifndef NO_MD5
- case md5_mac:
- macStr = "MD5";
- break;
- #endif
- #ifndef NO_SHA
- case sha_mac:
- macStr = "SHA1";
- break;
- #endif
- #ifdef HAVE_SHA224
- case sha224_mac:
- macStr = "SHA224";
- break;
- #endif
- #ifndef NO_SHA256
- case sha256_mac:
- macStr = "SHA256";
- break;
- #endif
- #ifdef HAVE_SHA384
- case sha384_mac:
- macStr = "SHA384";
- break;
- #endif
- #ifdef HAVE_SHA512
- case sha512_mac:
- macStr = "SHA512";
- break;
- #endif
- default:
- macStr = "unknown";
- break;
- }
- return macStr;
- }
- char* wolfSSL_CIPHER_description(const WOLFSSL_CIPHER* cipher, char* in,
- int len)
- {
- char *ret = in;
- const char *keaStr, *authStr, *encStr, *macStr;
- size_t strLen;
- WOLFSSL_ENTER("wolfSSL_CIPHER_description");
- if (cipher == NULL || in == NULL)
- return NULL;
- #if defined(WOLFSSL_QT) || defined(OPENSSL_ALL)
- /* if cipher is in the stack from wolfSSL_get_ciphers_compat then
- * Return the description based on cipher_names[cipher->offset]
- */
- if (cipher->in_stack == TRUE) {
- wolfSSL_sk_CIPHER_description((WOLFSSL_CIPHER*)cipher);
- XSTRNCPY(in,cipher->description,len);
- return ret;
- }
- #endif
- /* Get the cipher description based on the SSL session cipher */
- keaStr = wolfssl_kea_to_string(cipher->ssl->specs.kea);
- authStr = wolfssl_sigalg_to_string(cipher->ssl->specs.sig_algo);
- encStr = wolfssl_cipher_to_string(cipher->ssl->specs.bulk_cipher_algorithm,
- cipher->ssl->specs.key_size);
- macStr = wolfssl_mac_to_string(cipher->ssl->specs.mac_algorithm);
- /* Build up the string by copying onto the end. */
- XSTRNCPY(in, wolfSSL_CIPHER_get_name(cipher), len);
- in[len-1] = '\0'; strLen = XSTRLEN(in); len -= (int)strLen; in += strLen;
- XSTRNCPY(in, " ", len);
- in[len-1] = '\0'; strLen = XSTRLEN(in); len -= (int)strLen; in += strLen;
- XSTRNCPY(in, wolfSSL_get_version(cipher->ssl), len);
- in[len-1] = '\0'; strLen = XSTRLEN(in); len -= (int)strLen; in += strLen;
- XSTRNCPY(in, " Kx=", len);
- in[len-1] = '\0'; strLen = XSTRLEN(in); len -= (int)strLen; in += strLen;
- XSTRNCPY(in, keaStr, len);
- in[len-1] = '\0'; strLen = XSTRLEN(in); len -= (int)strLen; in += strLen;
- XSTRNCPY(in, " Au=", len);
- in[len-1] = '\0'; strLen = XSTRLEN(in); len -= (int)strLen; in += strLen;
- XSTRNCPY(in, authStr, len);
- in[len-1] = '\0'; strLen = XSTRLEN(in); len -= (int)strLen; in += strLen;
- XSTRNCPY(in, " Enc=", len);
- in[len-1] = '\0'; strLen = XSTRLEN(in); len -= (int)strLen; in += strLen;
- XSTRNCPY(in, encStr, len);
- in[len-1] = '\0'; strLen = XSTRLEN(in); len -= (int)strLen; in += strLen;
- XSTRNCPY(in, " Mac=", len);
- in[len-1] = '\0'; strLen = XSTRLEN(in); len -= (int)strLen; in += strLen;
- XSTRNCPY(in, macStr, len);
- in[len-1] = '\0';
- return ret;
- }
- #ifndef NO_SESSION_CACHE
- WOLFSSL_SESSION* wolfSSL_get1_session(WOLFSSL* ssl)
- {
- if (ssl == NULL) {
- return NULL;
- }
- /* sessions are stored statically, no need for reference count */
- return wolfSSL_get_session(ssl);
- }
- #endif /* NO_SESSION_CACHE */
- /* was do nothing */
- /*
- void OPENSSL_free(void* buf)
- {
- (void)buf;
- }
- */
- #ifndef NO_WOLFSSL_STUB
- int wolfSSL_OCSP_parse_url(char* url, char** host, char** port, char** path,
- int* ssl)
- {
- (void)url;
- (void)host;
- (void)port;
- (void)path;
- (void)ssl;
- WOLFSSL_STUB("OCSP_parse_url");
- return 0;
- }
- #endif
- #ifndef NO_MD4
- void wolfSSL_MD4_Init(WOLFSSL_MD4_CTX* md4)
- {
- /* make sure we have a big enough buffer */
- typedef char ok[sizeof(md4->buffer) >= sizeof(Md4) ? 1 : -1];
- (void) sizeof(ok);
- WOLFSSL_ENTER("MD4_Init");
- wc_InitMd4((Md4*)md4);
- }
- void wolfSSL_MD4_Update(WOLFSSL_MD4_CTX* md4, const void* data,
- unsigned long len)
- {
- WOLFSSL_ENTER("MD4_Update");
- wc_Md4Update((Md4*)md4, (const byte*)data, (word32)len);
- }
- void wolfSSL_MD4_Final(unsigned char* digest, WOLFSSL_MD4_CTX* md4)
- {
- WOLFSSL_ENTER("MD4_Final");
- wc_Md4Final((Md4*)md4, digest);
- }
- #endif /* NO_MD4 */
- #ifndef NO_WOLFSSL_STUB
- void wolfSSL_RAND_screen(void)
- {
- WOLFSSL_STUB("RAND_screen");
- }
- #endif
- int wolfSSL_RAND_load_file(const char* fname, long len)
- {
- (void)fname;
- /* wolfCrypt provides enough entropy internally or will report error */
- if (len == -1)
- return 1024;
- else
- return (int)len;
- }
- #ifndef NO_WOLFSSL_STUB
- WOLFSSL_COMP_METHOD* wolfSSL_COMP_zlib(void)
- {
- WOLFSSL_STUB("COMP_zlib");
- return 0;
- }
- #endif
- #ifndef NO_WOLFSSL_STUB
- WOLFSSL_COMP_METHOD* wolfSSL_COMP_rle(void)
- {
- WOLFSSL_STUB("COMP_rle");
- return 0;
- }
- #endif
- #ifndef NO_WOLFSSL_STUB
- int wolfSSL_COMP_add_compression_method(int method, void* data)
- {
- (void)method;
- (void)data;
- WOLFSSL_STUB("COMP_add_compression_method");
- return 0;
- }
- #endif
- /* wolfSSL_set_dynlock_create_callback
- * CRYPTO_set_dynlock_create_callback has been deprecated since openSSL 1.0.1.
- * This function exists for compatibility purposes because wolfSSL satisfies
- * thread safety without relying on the callback.
- */
- void wolfSSL_set_dynlock_create_callback(WOLFSSL_dynlock_value* (*f)(
- const char*, int))
- {
- WOLFSSL_STUB("CRYPTO_set_dynlock_create_callback");
- (void)f;
- }
- /* wolfSSL_set_dynlock_lock_callback
- * CRYPTO_set_dynlock_lock_callback has been deprecated since openSSL 1.0.1.
- * This function exists for compatibility purposes because wolfSSL satisfies
- * thread safety without relying on the callback.
- */
- void wolfSSL_set_dynlock_lock_callback(
- void (*f)(int, WOLFSSL_dynlock_value*, const char*, int))
- {
- WOLFSSL_STUB("CRYPTO_set_set_dynlock_lock_callback");
- (void)f;
- }
- /* wolfSSL_set_dynlock_destroy_callback
- * CRYPTO_set_dynlock_destroy_callback has been deprecated since openSSL 1.0.1.
- * This function exists for compatibility purposes because wolfSSL satisfies
- * thread safety without relying on the callback.
- */
- void wolfSSL_set_dynlock_destroy_callback(
- void (*f)(WOLFSSL_dynlock_value*, const char*, int))
- {
- WOLFSSL_STUB("CRYPTO_set_set_dynlock_destroy_callback");
- (void)f;
- }
- #endif /* OPENSSL_EXTRA */
- #if defined(OPENSSL_EXTRA) || defined(WOLFSSL_WPAS_SMALL)
- const char* wolfSSL_X509_verify_cert_error_string(long err)
- {
- return wolfSSL_ERR_reason_error_string(err);
- }
- #endif /* OPENSSL_EXTRA || WOLFSSL_WPAS_SMALL */
- #ifdef OPENSSL_EXTRA
- #ifndef NO_WOLFSSL_STUB
- int wolfSSL_X509_LOOKUP_add_dir(WOLFSSL_X509_LOOKUP* lookup, const char* dir,
- long len)
- {
- (void)lookup;
- (void)dir;
- (void)len;
- WOLFSSL_STUB("X509_LOOKUP_add_dir");
- return 0;
- }
- #endif
- int wolfSSL_X509_LOOKUP_load_file(WOLFSSL_X509_LOOKUP* lookup,
- const char* file, long type)
- {
- #if !defined(NO_FILESYSTEM) && \
- (defined(WOLFSSL_PEM_TO_DER) || defined(WOLFSSL_DER_TO_PEM))
- int ret = WOLFSSL_FAILURE;
- XFILE fp;
- long sz;
- byte* pem = NULL;
- byte* curr = NULL;
- byte* prev = NULL;
- WOLFSSL_X509* x509;
- const char* header = NULL;
- const char* footer = NULL;
- if (type != X509_FILETYPE_PEM)
- return WS_RETURN_CODE(BAD_FUNC_ARG,WOLFSSL_FAILURE);
- fp = XFOPEN(file, "rb");
- if (fp == XBADFILE)
- return WS_RETURN_CODE(BAD_FUNC_ARG,WOLFSSL_FAILURE);
- if(XFSEEK(fp, 0, XSEEK_END) != 0) {
- XFCLOSE(fp);
- return WS_RETURN_CODE(WOLFSSL_BAD_FILE,WOLFSSL_FAILURE);
- }
- sz = XFTELL(fp);
- XREWIND(fp);
- if (sz > MAX_WOLFSSL_FILE_SIZE || sz <= 0) {
- WOLFSSL_MSG("X509_LOOKUP_load_file size error");
- goto end;
- }
- pem = (byte*)XMALLOC(sz, 0, DYNAMIC_TYPE_PEM);
- if (pem == NULL) {
- ret = MEMORY_ERROR;
- goto end;
- }
- /* Read in file which may be CRLs or certificates. */
- if (XFREAD(pem, (size_t)sz, 1, fp) != 1)
- goto end;
- prev = curr = pem;
- do {
- /* get PEM header and footer based on type */
- if (wc_PemGetHeaderFooter(CRL_TYPE, &header, &footer) == 0 &&
- XSTRNSTR((char*)curr, header, (unsigned int)sz) != NULL) {
- #ifdef HAVE_CRL
- WOLFSSL_CERT_MANAGER* cm = lookup->store->cm;
- if (cm->crl == NULL) {
- if (wolfSSL_CertManagerEnableCRL(cm, 0) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Enable CRL failed");
- goto end;
- }
- }
- ret = BufferLoadCRL(cm->crl, curr, sz, WOLFSSL_FILETYPE_PEM,
- NO_VERIFY);
- if (ret != WOLFSSL_SUCCESS)
- goto end;
- #endif
- curr = (byte*)XSTRNSTR((char*)curr, footer, (unsigned int)sz);
- }
- else if (wc_PemGetHeaderFooter(CERT_TYPE, &header, &footer) == 0 &&
- XSTRNSTR((char*)curr, header, (unsigned int)sz) != NULL) {
- x509 = wolfSSL_X509_load_certificate_buffer(curr, (int)sz,
- WOLFSSL_FILETYPE_PEM);
- if (x509 == NULL)
- goto end;
- ret = wolfSSL_X509_STORE_add_cert(lookup->store, x509);
- wolfSSL_X509_free(x509);
- if (ret != WOLFSSL_SUCCESS)
- goto end;
- curr = (byte*)XSTRNSTR((char*)curr, footer, (unsigned int)sz);
- }
- else
- goto end;
- if (curr == NULL)
- goto end;
- curr++;
- sz -= (long)(curr - prev);
- prev = curr;
- }
- while (ret == WOLFSSL_SUCCESS);
- end:
- if (pem != NULL)
- XFREE(pem, 0, DYNAMIC_TYPE_PEM);
- XFCLOSE(fp);
- return WS_RETURN_CODE(ret,WOLFSSL_FAILURE);
- #else
- (void)lookup;
- (void)file;
- (void)type;
- return WS_RETURN_CODE(WOLFSSL_FAILURE,WOLFSSL_FAILURE);
- #endif
- }
- WOLFSSL_X509_LOOKUP_METHOD* wolfSSL_X509_LOOKUP_hash_dir(void)
- {
- /* Method implementation in functions. */
- static WOLFSSL_X509_LOOKUP_METHOD meth = { 1 };
- return &meth;
- }
- WOLFSSL_X509_LOOKUP_METHOD* wolfSSL_X509_LOOKUP_file(void)
- {
- /* Method implementation in functions. */
- static WOLFSSL_X509_LOOKUP_METHOD meth = { 0 };
- return &meth;
- }
- /* set directory path to load certificate or CRL which have the hash.N form */
- /* for late use */
- /* @param ctx a pointer to WOLFSSL_BY_DIR structure */
- /* @param argc directory path */
- /* @param argl file type, either WOLFSSL_FILETYPE_PEM or */
- /* WOLFSSL_FILETYPE_ASN1 */
- /* @return WOLFSSL_SUCCESS on successful, othewise negative or zero */
- static int x509AddCertDir(WOLFSSL_BY_DIR *ctx, const char *argc, long argl)
- {
- WOLFSSL_ENTER("x509AddCertDir");
- (void)argl;
- #if defined(OPENSSL_ALL) && !defined(NO_FILESYSTEM) && !defined(NO_WOLFSSL_DIR)
- WOLFSSL_BY_DIR_entry *entry;
- size_t pathLen;
- int i, num;
- const char* c;
- #ifdef WOLFSSL_SMALL_STACK
- char *buf;
- #else
- char buf[MAX_FILENAME_SZ];
- #endif
- pathLen = 0;
- c = argc;
- /* sanity check, zero length */
- if (ctx == NULL || c == NULL || *c == '\0')
- return WOLFSSL_FAILURE;
- #ifdef WOLFSSL_SMALL_STACK
- buf = (char*)XMALLOC(MAX_FILENAME_SZ, NULL, DYNAMIC_TYPE_OPENSSL);
- if (buf == NULL) {
- WOLFSSL_LEAVE("x509AddCertDir", MEMORY_E);
- return MEMORY_E;
- }
- #endif
- XMEMSET(buf, 0, MAX_FILENAME_SZ);
- do {
- if (*c == SEPARATOR_CHAR || *c == '\0') {
- num = wolfSSL_sk_BY_DIR_entry_num(ctx->dir_entry);
- for (i=0; i<num; i++) {
- entry = wolfSSL_sk_BY_DIR_entry_value(ctx->dir_entry, i);
- if (XSTRLEN(entry->dir_name) == pathLen &&
- XSTRNCMP(entry->dir_name, buf, pathLen) == 0) {
- WOLFSSL_MSG("dir entry found");
- break;
- }
- }
- if (num == -1 || i == num) {
- WOLFSSL_MSG("no entry found");
- if (ctx->dir_entry == NULL) {
- ctx->dir_entry = wolfSSL_sk_BY_DIR_entry_new_null();
- if (ctx->dir_entry == NULL) {
- WOLFSSL_MSG("failed to allocate dir_entry");
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(buf, 0, DYNAMIC_TYPE_OPENSSL);
- #endif
- return 0;
- }
- }
- entry = wolfSSL_BY_DIR_entry_new();
- if (entry == NULL) {
- WOLFSSL_MSG("failed to allocate dir entry");
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(buf, 0, DYNAMIC_TYPE_OPENSSL);
- #endif
- return 0;
- }
- entry->dir_type = (int)argl;
- entry->dir_name = (char*)XMALLOC(pathLen + 1/* \0 termination*/
- , NULL, DYNAMIC_TYPE_OPENSSL);
- entry->hashes = wolfSSL_sk_BY_DIR_HASH_new_null();
- if (entry->dir_name == NULL || entry->hashes == NULL) {
- WOLFSSL_MSG("failed to allocate dir name");
- wolfSSL_BY_DIR_entry_free(entry);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(buf, 0, DYNAMIC_TYPE_OPENSSL);
- #endif
- return 0;
- }
- XSTRNCPY(entry->dir_name, buf, pathLen);
- entry->dir_name[pathLen] = '\0';
- if (wolfSSL_sk_BY_DIR_entry_push(ctx->dir_entry, entry)
- != WOLFSSL_SUCCESS) {
- wolfSSL_BY_DIR_entry_free(entry);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(buf, 0, DYNAMIC_TYPE_OPENSSL);
- #endif
- return 0;
- }
- }
- /* skip separator */
- if (*c == SEPARATOR_CHAR) c++;
- pathLen = 0;
- XMEMSET(buf, 0, MAX_FILENAME_SZ);
- }
- buf[pathLen++] = *c;
- } while(*c++ != '\0');
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(buf, 0, DYNAMIC_TYPE_OPENSSL);
- #endif
- return WOLFSSL_SUCCESS;
- #else
- (void)ctx;
- (void)argc;
- return WOLFSSL_NOT_IMPLEMENTED;
- #endif
- }
- /* set additional data to X509_LOOKUP */
- /* @param ctx a pointer to X509_LOOKUP structure */
- /* @param cmd control command : */
- /* X509_L_FILE_LOAD, X509_L_ADD_DIR X509_L_ADD_STORE or */
- /* X509_L_LOAD_STORE */
- /* @param argc arguments for the control command */
- /* @param argl arguments for the control command */
- /* @param **ret return value of the control command */
- /* @return WOLFSSL_SUCCESS on successful, othewise WOLFSSL_FAILURE */
- /* note: WOLFSSL_X509_L_ADD_STORE and WOLFSSL_X509_L_LOAD_STORE have not*/
- /* yet implemented. It retutns WOLFSSL_NOT_IMPLEMENTED */
- /* when those control commands are passed. */
- int wolfSSL_X509_LOOKUP_ctrl(WOLFSSL_X509_LOOKUP *ctx, int cmd,
- const char *argc, long argl, char **ret)
- {
- int lret = WOLFSSL_FAILURE;
- WOLFSSL_ENTER("wolfSSL_X509_LOOKUP_ctrl");
- #if !defined(NO_FILESYSTEM)
- if (ctx != NULL) {
- switch (cmd) {
- case WOLFSSL_X509_L_FILE_LOAD:
- /* expects to return a number of processed cert or crl file */
- lret = wolfSSL_X509_load_cert_crl_file(ctx, argc, (int)argl) > 0 ?
- WOLFSSL_SUCCESS : WOLFSSL_FAILURE;
- break;
- case WOLFSSL_X509_L_ADD_DIR:
- /* store directory loaction to use it later */
- #if !defined(NO_WOLFSSL_DIR)
- lret = x509AddCertDir(ctx->dirs, argc, argl);
- #else
- (void)x509AddCertDir;
- lret = WOLFSSL_NOT_IMPLEMENTED;
- #endif
- break;
- case WOLFSSL_X509_L_ADD_STORE:
- case WOLFSSL_X509_L_LOAD_STORE:
- return WOLFSSL_NOT_IMPLEMENTED;
- default:
- break;
- }
- }
- (void)ret;
- #else
- (void)ctx;
- (void)argc;
- (void)argl;
- (void)ret;
- (void)cmd;
- (void)x509AddCertDir;
- lret = WOLFSSL_NOT_IMPLEMENTED;
- #endif
- return lret;
- }
- #if !defined(NO_CERTS) && defined(WOLFSSL_CERT_GEN)
- static int wolfssl_x509_make_der(WOLFSSL_X509* x509, int req,
- unsigned char* der, int* derSz, int includeSig);
- #endif
- #ifndef NO_CERTS
- #ifdef WOLFSSL_CERT_GEN
- #ifndef NO_BIO
- /* Converts the X509 to DER format and outputs it into bio.
- *
- * bio is the structure to hold output DER
- * x509 certificate to create DER from
- * req if set then a CSR is generated
- *
- * returns WOLFSSL_SUCCESS on success
- */
- static int loadX509orX509REQFromBio(WOLFSSL_BIO* bio, WOLFSSL_X509* x509, int req)
- {
- int ret = WOLFSSL_FAILURE;
- /* Get large buffer to hold cert der */
- int derSz = X509_BUFFER_SZ;
- #ifdef WOLFSSL_SMALL_STACK
- byte* der;
- #else
- byte der[X509_BUFFER_SZ];
- #endif
- WOLFSSL_ENTER("wolfSSL_i2d_X509_bio");
- if (bio == NULL || x509 == NULL) {
- return WOLFSSL_FAILURE;
- }
- #ifdef WOLFSSL_SMALL_STACK
- der = (byte*)XMALLOC(derSz, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (!der) {
- WOLFSSL_MSG("malloc failed");
- return WOLFSSL_FAILURE;
- }
- #endif
- if (wolfssl_x509_make_der(x509, req, der, &derSz, 1) != WOLFSSL_SUCCESS) {
- goto cleanup;
- }
- if (wolfSSL_BIO_write(bio, der, derSz) != derSz) {
- goto cleanup;
- }
- ret = WOLFSSL_SUCCESS;
- cleanup:
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(der, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- #endif
- return ret;
- }
- /* Converts the X509 to DER format and outputs it into bio.
- *
- * bio is the structure to hold output DER
- * x509 certificate to create DER from
- *
- * returns WOLFSSL_SUCCESS on success
- */
- int wolfSSL_i2d_X509_bio(WOLFSSL_BIO* bio, WOLFSSL_X509* x509)
- {
- return loadX509orX509REQFromBio(bio, x509, 0);
- }
- #ifdef WOLFSSL_CERT_REQ
- int wolfSSL_i2d_X509_REQ_bio(WOLFSSL_BIO* bio, WOLFSSL_X509* x509)
- {
- return loadX509orX509REQFromBio(bio, x509, 1);
- }
- #endif /* WOLFSSL_CERT_REQ */
- #endif /* !NO_BIO */
- #endif /* WOLFSSL_CERT_GEN */
- /* Converts an internal structure to a DER buffer
- *
- * x509 structure to get DER buffer from
- * out buffer to hold result. If NULL then *out is NULL then a new buffer is
- * created.
- *
- * returns the size of the DER result on success
- */
- int wolfSSL_i2d_X509(WOLFSSL_X509* x509, unsigned char** out)
- {
- const unsigned char* der;
- int derSz = 0;
- WOLFSSL_ENTER("wolfSSL_i2d_X509");
- if (x509 == NULL) {
- WOLFSSL_LEAVE("wolfSSL_i2d_X509", BAD_FUNC_ARG);
- return BAD_FUNC_ARG;
- }
- der = wolfSSL_X509_get_der(x509, &derSz);
- if (der == NULL) {
- WOLFSSL_LEAVE("wolfSSL_i2d_X509", MEMORY_E);
- return MEMORY_E;
- }
- if (out != NULL && *out == NULL) {
- *out = (unsigned char*)XMALLOC(derSz, NULL, DYNAMIC_TYPE_OPENSSL);
- if (*out == NULL) {
- WOLFSSL_LEAVE("wolfSSL_i2d_X509", MEMORY_E);
- return MEMORY_E;
- }
- }
- if (out != NULL)
- XMEMCPY(*out, der, derSz);
- WOLFSSL_LEAVE("wolfSSL_i2d_X509", derSz);
- return derSz;
- }
- #ifndef NO_BIO
- /**
- * Converts the DER from bio and creates a WOLFSSL_X509 structure from it.
- * @param bio is the structure holding DER
- * @param x509 certificate to create from DER. Can be NULL
- * @param req 1 for a CSR and 0 for a x509 cert
- * @return pointer to WOLFSSL_X509 structure on success and NULL on fail
- */
- static WOLFSSL_X509* d2i_X509orX509REQ_bio(WOLFSSL_BIO* bio,
- WOLFSSL_X509** x509, int req)
- {
- WOLFSSL_X509* localX509 = NULL;
- byte* mem = NULL;
- int size;
- WOLFSSL_ENTER("wolfSSL_d2i_X509_bio");
- if (bio == NULL) {
- WOLFSSL_MSG("Bad Function Argument bio is NULL");
- return NULL;
- }
- size = wolfSSL_BIO_get_len(bio);
- if (size <= 0) {
- WOLFSSL_MSG("wolfSSL_BIO_get_len error. Possibly no pending data.");
- #if defined(OPENSSL_ALL) && defined(WOLFSSL_PYTHON)
- /* EOF ASN1 file */
- WOLFSSL_ERROR(ASN1_R_HEADER_TOO_LONG);
- #endif
- return NULL;
- }
- if (!(mem = (byte*)XMALLOC(size, NULL, DYNAMIC_TYPE_OPENSSL))) {
- WOLFSSL_MSG("malloc error");
- return NULL;
- }
- if ((size = wolfSSL_BIO_read(bio, mem, size)) == 0) {
- WOLFSSL_MSG("wolfSSL_BIO_read error");
- XFREE(mem, NULL, DYNAMIC_TYPE_OPENSSL);
- return NULL;
- }
- if (req) {
- #ifdef WOLFSSL_CERT_REQ
- localX509 = wolfSSL_X509_REQ_d2i(NULL, mem, size);
- #else
- WOLFSSL_MSG("CSR not compiled in");
- #endif
- }
- else {
- localX509 = wolfSSL_X509_d2i(NULL, mem, size);
- }
- if (localX509 == NULL) {
- WOLFSSL_MSG("wolfSSL_X509_d2i error");
- XFREE(mem, NULL, DYNAMIC_TYPE_OPENSSL);
- return NULL;
- }
- if (x509 != NULL) {
- *x509 = localX509;
- }
- XFREE(mem, NULL, DYNAMIC_TYPE_OPENSSL);
- return localX509;
- }
- WOLFSSL_X509* wolfSSL_d2i_X509_bio(WOLFSSL_BIO* bio, WOLFSSL_X509** x509)
- {
- return d2i_X509orX509REQ_bio(bio, x509, 0);
- }
- #ifdef WOLFSSL_CERT_REQ
- WOLFSSL_X509* wolfSSL_d2i_X509_REQ_bio(WOLFSSL_BIO* bio, WOLFSSL_X509** x509)
- {
- return d2i_X509orX509REQ_bio(bio, x509, 1);
- }
- #endif
- #endif /* !NO_BIO */
- #if !defined(NO_ASN) && !defined(NO_PWDBASED)
- /* Copies unencrypted DER key buffer into "der". If "der" is null then the size
- * of buffer needed is returned. If *der == NULL then it allocates a buffer.
- * NOTE: This also advances the "der" pointer to be at the end of buffer.
- *
- * Returns size of key buffer on success
- */
- int wolfSSL_i2d_PrivateKey(const WOLFSSL_EVP_PKEY* key, unsigned char** der)
- {
- return wolfSSL_EVP_PKEY_get_der(key, der);
- }
- int wolfSSL_i2d_PublicKey(const WOLFSSL_EVP_PKEY *key, unsigned char **der)
- {
- return wolfSSL_EVP_PKEY_get_der(key, der);
- }
- #endif /* !NO_ASN && !NO_PWDBASED */
- #endif /* !NO_CERTS */
- #endif /* OPENSSL_EXTRA */
- #ifdef OPENSSL_EXTRA
- #ifndef NO_CERTS
- /* Use the public key to verify the signature. Note: this only verifies
- * the certificate signature.
- * returns WOLFSSL_SUCCESS on successful signature verification */
- static int verifyX509orX509REQ(WOLFSSL_X509* x509, WOLFSSL_EVP_PKEY* pkey, int req)
- {
- int ret;
- const byte* der;
- int derSz = 0;
- int type;
- (void)req;
- if (x509 == NULL || pkey == NULL) {
- return WOLFSSL_FATAL_ERROR;
- }
- der = wolfSSL_X509_get_der(x509, &derSz);
- if (der == NULL) {
- WOLFSSL_MSG("Error getting WOLFSSL_X509 DER");
- return WOLFSSL_FATAL_ERROR;
- }
- switch (pkey->type) {
- case EVP_PKEY_RSA:
- type = RSAk;
- break;
- case EVP_PKEY_EC:
- type = ECDSAk;
- break;
- case EVP_PKEY_DSA:
- type = DSAk;
- break;
- default:
- WOLFSSL_MSG("Unknown pkey key type");
- return WOLFSSL_FATAL_ERROR;
- }
- #ifdef WOLFSSL_CERT_REQ
- if (req)
- ret = CheckCSRSignaturePubKey(der, derSz, x509->heap,
- (unsigned char*)pkey->pkey.ptr, pkey->pkey_sz, type);
- else
- #endif
- ret = CheckCertSignaturePubKey(der, derSz, x509->heap,
- (unsigned char*)pkey->pkey.ptr, pkey->pkey_sz, type);
- if (ret == 0) {
- return WOLFSSL_SUCCESS;
- }
- return WOLFSSL_FAILURE;
- }
- int wolfSSL_X509_verify(WOLFSSL_X509* x509, WOLFSSL_EVP_PKEY* pkey)
- {
- return verifyX509orX509REQ(x509, pkey, 0);
- }
- #ifdef WOLFSSL_CERT_REQ
- int wolfSSL_X509_REQ_verify(WOLFSSL_X509* x509, WOLFSSL_EVP_PKEY* pkey)
- {
- return verifyX509orX509REQ(x509, pkey, 1);
- }
- #endif /* WOLFSSL_CERT_REQ */
- #endif /* !NO_CERTS */
- #if !defined(NO_FILESYSTEM)
- static void *wolfSSL_d2i_X509_fp_ex(XFILE file, void **x509, int type)
- {
- void *newx509 = NULL;
- byte *fileBuffer = NULL;
- long sz = 0;
- /* init variable */
- if (x509)
- *x509 = NULL;
- /* argument check */
- if (file == XBADFILE) {
- return NULL;
- }
- /* determine file size */
- if (XFSEEK(file, 0, XSEEK_END) != 0) {
- return NULL;
- }
- sz = XFTELL(file);
- XREWIND(file);
- if (sz > MAX_WOLFSSL_FILE_SIZE || sz <= 0) {
- WOLFSSL_MSG("d2i_X509_fp_ex file size error");
- return NULL;
- }
- fileBuffer = (byte *)XMALLOC(sz, NULL, DYNAMIC_TYPE_FILE);
- if (fileBuffer != NULL) {
- if ((long)XFREAD(fileBuffer, 1, sz, file) != sz) {
- WOLFSSL_MSG("File read failed");
- goto err_exit;
- }
- if (type == CERT_TYPE) {
- newx509 = (void *)wolfSSL_X509_d2i(NULL, fileBuffer, (int)sz);
- }
- #ifdef HAVE_CRL
- else if (type == CRL_TYPE) {
- newx509 = (void *)wolfSSL_d2i_X509_CRL(NULL, fileBuffer, (int)sz);
- }
- #endif
- #if !defined(NO_ASN) && !defined(NO_PWDBASED) && defined(HAVE_PKCS12)
- else if (type == PKCS12_TYPE) {
- if ((newx509 = wc_PKCS12_new()) == NULL) {
- goto err_exit;
- }
- if (wc_d2i_PKCS12(fileBuffer, (int)sz, (WC_PKCS12*)newx509) < 0) {
- goto err_exit;
- }
- }
- #endif
- else {
- goto err_exit;
- }
- if (newx509 == NULL) {
- WOLFSSL_MSG("X509 failed");
- goto err_exit;
- }
- }
- if (x509)
- *x509 = newx509;
- goto _exit;
- err_exit:
- #if !defined(NO_ASN) && !defined(NO_PWDBASED) && defined(HAVE_PKCS12)
- if ((newx509 != NULL) && (type == PKCS12_TYPE)) {
- wc_PKCS12_free((WC_PKCS12*)newx509);
- newx509 = NULL;
- }
- #endif
- _exit:
- if (fileBuffer != NULL)
- XFREE(fileBuffer, NULL, DYNAMIC_TYPE_FILE);
- return newx509;
- }
- WOLFSSL_X509 *wolfSSL_d2i_X509_fp(XFILE fp, WOLFSSL_X509 **x509)
- {
- WOLFSSL_ENTER("wolfSSL_d2i_X509_fp");
- return (WOLFSSL_X509 *)wolfSSL_d2i_X509_fp_ex(fp, (void **)x509, CERT_TYPE);
- }
- /* load certificate or CRL file, and add it to the STORE */
- /* @param ctx a pointer to X509_LOOKUP structure */
- /* @param file file name to load */
- /* @param type WOLFSSL_FILETYPE_PEM or WOLFSSL_FILETYPE_ASN1 */
- /* @return a number of loading CRL or certificate, otherwise zero */
- WOLFSSL_API int wolfSSL_X509_load_cert_crl_file(WOLFSSL_X509_LOOKUP *ctx,
- const char *file, int type)
- {
- STACK_OF(WOLFSSL_X509_INFO) *info;
- WOLFSSL_X509_INFO *info_tmp;
- WOLFSSL_BIO *bio;
- WOLFSSL_X509 *x509 = NULL;
- int i;
- int cnt = 0;
- int num = 0;
- WOLFSSL_ENTER("wolfSSL_X509_load_cert_crl_file");
- /* stanity check */
- if (ctx == NULL || file == NULL) {
- WOLFSSL_MSG("bad arguments");
- return 0;
- }
- if (type != WOLFSSL_FILETYPE_PEM) {
- x509 = wolfSSL_X509_load_certificate_file(file, type);
- if (x509 != NULL) {
- if (wolfSSL_X509_STORE_add_cert(ctx->store, x509)
- == WOLFSSL_SUCCESS) {
- cnt++;
- } else {
- WOLFSSL_MSG("wolfSSL_X509_STORE_add_cert error");
- }
- wolfSSL_X509_free(x509);
- x509 = NULL;
- } else {
- WOLFSSL_MSG("wolfSSL_X509_load_certificate_file error");
- }
- } else {
- #if defined(OPENSSL_ALL) && !defined(NO_BIO)
- bio = wolfSSL_BIO_new_file(file, "rb");
- if(!bio) {
- WOLFSSL_MSG("wolfSSL_BIO_new error");
- return cnt;
- }
- info = wolfSSL_PEM_X509_INFO_read_bio(bio, NULL, NULL, NULL);
- wolfSSL_BIO_free(bio);
- if (!info) {
- WOLFSSL_MSG("wolfSSL_PEM_X509_INFO_read_bio error");
- return cnt;
- }
- num = wolfSSL_sk_X509_INFO_num(info);
- for (i=0; i < num; i++) {
- info_tmp = wolfSSL_sk_X509_INFO_value(info, i);
- if (info_tmp->x509) {
- if(wolfSSL_X509_STORE_add_cert(ctx->store, info_tmp->x509) ==
- WOLFSSL_SUCCESS) {
- cnt ++;
- } else {
- WOLFSSL_MSG("wolfSSL_X509_STORE_add_cert failed");
- }
- }
- #ifdef HAVE_CRL
- if (info_tmp->crl) {
- if(wolfSSL_X509_STORE_add_crl(ctx->store, info_tmp->crl) ==
- WOLFSSL_SUCCESS) {
- cnt ++;
- } else {
- WOLFSSL_MSG("wolfSSL_X509_STORE_add_crl failed");
- }
- }
- #endif
- }
- wolfSSL_sk_X509_INFO_pop_free(info, X509_INFO_free);
- #else
- (void)i;
- (void)cnt;
- (void)num;
- (void)info_tmp;
- (void)info;
- (void)bio;
- #endif /* OPENSSL_ALL && !NO_BIO */
- }
- WOLFSSL_LEAVE("wolfSSL_X509_load_ceretificate_crl_file", cnt);
- return cnt;
- }
- #endif /* !NO_FILESYSTEM */
- #ifdef HAVE_CRL
- #ifndef NO_BIO
- WOLFSSL_API WOLFSSL_X509_CRL *wolfSSL_d2i_X509_CRL_bio(WOLFSSL_BIO *bp,
- WOLFSSL_X509_CRL **x)
- {
- int derSz;
- byte* der = NULL;
- WOLFSSL_X509_CRL* crl = NULL;
- if (bp == NULL)
- return NULL;
- if ((derSz = wolfSSL_BIO_get_len(bp)) > 0) {
- der = (byte*)XMALLOC(derSz, 0, DYNAMIC_TYPE_DER);
- if (der != NULL) {
- if (wolfSSL_BIO_read(bp, der, derSz) == derSz) {
- crl = wolfSSL_d2i_X509_CRL(x, der, derSz);
- }
- }
- }
- if (der != NULL) {
- XFREE(der, 0, DYNAMIC_TYPE_DER);
- }
- return crl;
- }
- #endif
- #ifndef NO_FILESYSTEM
- WOLFSSL_X509_CRL *wolfSSL_d2i_X509_CRL_fp(XFILE fp, WOLFSSL_X509_CRL **crl)
- {
- WOLFSSL_ENTER("wolfSSL_d2i_X509_CRL_fp");
- return (WOLFSSL_X509_CRL *)wolfSSL_d2i_X509_fp_ex(fp, (void **)crl, CRL_TYPE);
- }
- #ifndef NO_BIO
- /* Read CRL file, and add it to store and corresponding cert manager */
- /* @param ctx a pointer of X509_LOOKUP back to the X509_STORE */
- /* @param file a file to read */
- /* @param type WOLFSSL_FILETYPE_PEM or WOLFSSL_FILETYPE_ASN1 */
- /* @return WOLFSSL_SUCCESS(1) on successful, othewise WOLFSSL_FAILURE(0)*/
- WOLFSSL_API int wolfSSL_X509_load_crl_file(WOLFSSL_X509_LOOKUP *ctx,
- const char *file, int type)
- {
- int ret = WOLFSSL_FAILURE;
- int count = 0;
- WOLFSSL_BIO *bio = NULL;
- WOLFSSL_X509_CRL *crl = NULL;
- WOLFSSL_ENTER("wolfSSL_X509_load_crl_file");
- if (ctx == NULL || file == NULL)
- return ret;
- if ((bio = wolfSSL_BIO_new(wolfSSL_BIO_s_file())) == NULL)
- return ret;
- if (wolfSSL_BIO_read_filename(bio, file) <= 0) {
- wolfSSL_BIO_free(bio);
- return ret;
- }
- if (wolfSSL_BIO_read_filename(bio, file) <= 0) {
- wolfSSL_BIO_free(bio);
- return ret;
- }
- if (type == WOLFSSL_FILETYPE_PEM) {
- do {
- crl = wolfSSL_PEM_read_bio_X509_CRL(bio, NULL, NULL, NULL);
- if (crl == NULL) {
- if (count <= 0) {
- WOLFSSL_MSG("Load crl failed");
- }
- break;
- }
- ret = wolfSSL_X509_STORE_add_crl(ctx->store, crl);
- if (ret == WOLFSSL_FAILURE) {
- WOLFSSL_MSG("Adding crl failed");
- break;
- }
- count++;
- wolfSSL_X509_CRL_free(crl);
- crl = NULL;
- } while(crl == NULL);
- ret = count;
- } else if (type == WOLFSSL_FILETYPE_ASN1) {
- crl = wolfSSL_d2i_X509_CRL_bio(bio, NULL);
- if (crl == NULL) {
- WOLFSSL_MSG("Load crl failed");
- } else {
- ret = wolfSSL_X509_STORE_add_crl(ctx->store, crl);
- if (ret == WOLFSSL_FAILURE) {
- WOLFSSL_MSG("Adding crl failed");
- } else {
- ret = 1;/* handled a file */
- }
- }
- } else {
- WOLFSSL_MSG("Invalid file type");
- }
- wolfSSL_X509_CRL_free(crl);
- wolfSSL_BIO_free(bio);
- WOLFSSL_LEAVE("wolfSSL_X509_load_crl_file", ret);
- return ret;
- }
- #endif /* !NO_BIO */
- #endif /* !NO_FILESYSTEM */
- WOLFSSL_X509_CRL* wolfSSL_d2i_X509_CRL(WOLFSSL_X509_CRL** crl,
- const unsigned char* in, int len)
- {
- WOLFSSL_X509_CRL *newcrl = NULL;
- int ret = WOLFSSL_SUCCESS;
- WOLFSSL_ENTER("wolfSSL_d2i_X509_CRL");
- if (in == NULL) {
- WOLFSSL_MSG("Bad argument value");
- } else {
- newcrl =(WOLFSSL_X509_CRL*)XMALLOC(sizeof(WOLFSSL_X509_CRL), NULL,
- DYNAMIC_TYPE_CRL);
- if (newcrl == NULL){
- WOLFSSL_MSG("New CRL allocation failed");
- } else {
- ret = InitCRL(newcrl, NULL);
- if (ret < 0) {
- WOLFSSL_MSG("Init tmp CRL failed");
- } else {
- ret = BufferLoadCRL(newcrl, in, len, WOLFSSL_FILETYPE_ASN1,
- NO_VERIFY);
- if (ret != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Buffer Load CRL failed");
- } else {
- if (crl) {
- *crl = newcrl;
- }
- }
- }
- }
- }
- if((ret != WOLFSSL_SUCCESS) && (newcrl != NULL)) {
- wolfSSL_X509_CRL_free(newcrl);
- newcrl = NULL;
- }
- return newcrl;
- }
- #endif /* HAVE_CRL */
- #endif /* OPENSSL_EXTRA */
- #if defined(HAVE_CRL) && (defined(OPENSSL_EXTRA) || defined(WOLFSSL_WPAS_SMALL))
- void wolfSSL_X509_CRL_free(WOLFSSL_X509_CRL *crl)
- {
- WOLFSSL_ENTER("wolfSSL_X509_CRL_free");
- if (crl)
- FreeCRL(crl, 1);
- }
- #endif /* HAVE_CRL && (OPENSSL_EXTRA || WOLFSSL_WPAS_SMALL) */
- #ifdef OPENSSL_EXTRA
- #ifndef NO_WOLFSSL_STUB
- WOLFSSL_ASN1_TIME* wolfSSL_X509_CRL_get_lastUpdate(WOLFSSL_X509_CRL* crl)
- {
- (void)crl;
- WOLFSSL_STUB("X509_CRL_get_lastUpdate");
- return 0;
- }
- #endif
- #ifndef NO_WOLFSSL_STUB
- WOLFSSL_ASN1_TIME* wolfSSL_X509_CRL_get_nextUpdate(WOLFSSL_X509_CRL* crl)
- {
- (void)crl;
- WOLFSSL_STUB("X509_CRL_get_nextUpdate");
- return 0;
- }
- #endif
- #ifndef NO_WOLFSSL_STUB
- int wolfSSL_X509_CRL_verify(WOLFSSL_X509_CRL* crl, WOLFSSL_EVP_PKEY* key)
- {
- (void)crl;
- (void)key;
- WOLFSSL_STUB("X509_CRL_verify");
- return 0;
- }
- #endif
- #endif /* OPENSSL_EXTRA */
- #ifdef OPENSSL_EXTRA
- WOLFSSL_X509_VERIFY_PARAM* wolfSSL_X509_VERIFY_PARAM_new(void)
- {
- WOLFSSL_X509_VERIFY_PARAM *param = NULL;
- param = (WOLFSSL_X509_VERIFY_PARAM*)XMALLOC(
- sizeof(WOLFSSL_X509_VERIFY_PARAM), NULL, DYNAMIC_TYPE_OPENSSL);
- if (param != NULL)
- XMEMSET(param, 0, sizeof(WOLFSSL_X509_VERIFY_PARAM ));
- return(param);
- }
- void wolfSSL_X509_VERIFY_PARAM_free(WOLFSSL_X509_VERIFY_PARAM *param)
- {
- if (param != NULL)
- XFREE(param, NULL, DYNAMIC_TYPE_OPENSSL);
- }
- /* Sets flags by OR'ing with existing value. */
- int wolfSSL_X509_VERIFY_PARAM_set_flags(WOLFSSL_X509_VERIFY_PARAM *param,
- unsigned long flags)
- {
- int ret = WOLFSSL_FAILURE;
- if (param != NULL) {
- param->flags |= flags;
- ret = WOLFSSL_SUCCESS;
- }
- return ret;
- }
- int wolfSSL_X509_VERIFY_PARAM_get_flags(WOLFSSL_X509_VERIFY_PARAM *param)
- {
- int ret = 0;
- if (param != NULL) {
- ret = (int)param->flags;
- }
- return ret;
- }
- int wolfSSL_X509_VERIFY_PARAM_clear_flags(WOLFSSL_X509_VERIFY_PARAM *param,
- unsigned long flags)
- {
- int ret = WOLFSSL_FAILURE;
- if (param != NULL) {
- param->flags &= ~flags;
- ret = WOLFSSL_SUCCESS;
- }
- return ret;
- }
- /* inherits properties of param "to" to param "from"
- *
- * WOLFSSL_VPARAM_DEFAULT any values in "src" is copied
- * if "src" value is new for "to".
- * WOLFSSL_VPARAM_OVERWRITE all values of "form" are copied to "to"
- * WOLFSSL_VPARAM_RESET_FLAGS the flag values are copied, not Ored
- * WOLFSSL_VPARAM_LOCKED don't copy any values
- * WOLFSSL_VPARAM_ONCE the current inherit_flags is zerroed
- */
- static int wolfSSL_X509_VERIFY_PARAM_inherit(WOLFSSL_X509_VERIFY_PARAM *to,
- const WOLFSSL_X509_VERIFY_PARAM *from)
- {
- int ret = WOLFSSL_FAILURE;
- int isOverWrite = 0;
- int isDefault = 0;
- unsigned int flags;
- /* sanity check */
- if (!to || !from) {
- /* be compatible to openssl return value */
- return WOLFSSL_SUCCESS;
- }
- flags = to->inherit_flags | from->inherit_flags;
- if (flags & WOLFSSL_VPARAM_LOCKED) {
- return WOLFSSL_SUCCESS;
- }
- if (flags & WOLFSSL_VPARAM_ONCE) {
- to->inherit_flags = 0;
- }
- isOverWrite = (flags & WOLFSSL_VPARAM_OVERWRITE);
- isDefault = (flags & WOLFSSL_VPARAM_DEFAULT);
- /* copy check_time if check time is not set */
- if ((to->flags & WOLFSSL_USE_CHECK_TIME) == 0 || isOverWrite) {
- to->check_time = from->check_time;
- to->flags &= ~WOLFSSL_USE_CHECK_TIME;
- }
- /* host name */
- if (isOverWrite ||
- (from->hostName[0] != 0 && (to->hostName[0] == 0 || isDefault))) {
- if (!(ret = wolfSSL_X509_VERIFY_PARAM_set1_host(to, from->hostName,
- (int)XSTRLEN(from->hostName))))
- return ret;
- to->hostFlags = from->hostFlags;
- }
- /* ip ascii */
- if (isOverWrite ||
- (from->ipasc[0] != 0 && (to->ipasc[0] == 0 || isDefault))) {
- if (!(ret = wolfSSL_X509_VERIFY_PARAM_set1_ip_asc(to, from->ipasc)))
- return ret;
- }
- if (flags & WOLFSSL_VPARAM_RESET_FLAGS)
- to->flags = 0;
- to->flags |= from->flags;
- return ret;
- }
- /******************************************************************************
- * wolfSSL_X509_VERIFY_PARAM_set1_host - sets the DNS hostname to name
- * hostnames is cleared if name is NULL or empty.
- *
- * RETURNS:
- *
- */
- int wolfSSL_X509_VERIFY_PARAM_set1_host(WOLFSSL_X509_VERIFY_PARAM* pParam,
- const char* name,
- unsigned int nameSz)
- {
- unsigned int sz = 0;
- if (pParam == NULL)
- return WOLFSSL_FAILURE;
- XMEMSET(pParam->hostName, 0, WOLFSSL_HOST_NAME_MAX);
- if (name == NULL)
- return WOLFSSL_SUCCESS;
- sz = (unsigned int)XSTRLEN(name);
- /* If name is NULL-terminated, namelen can be set to zero. */
- if (nameSz == 0 || nameSz > sz)
- nameSz = sz;
- if (nameSz > 0 && name[nameSz - 1] == '\0')
- nameSz--;
- if (nameSz > WOLFSSL_HOST_NAME_MAX-1)
- nameSz = WOLFSSL_HOST_NAME_MAX-1;
- if (nameSz > 0)
- XMEMCPY(pParam->hostName, name, nameSz);
- pParam->hostName[nameSz] = '\0';
- return WOLFSSL_SUCCESS;
- }
- /******************************************************************************
- * wolfSSL_CTX_set1_param - set a pointer to the SSL verification parameters
- *
- * RETURNS:
- * WOLFSSL_SUCCESS on success, otherwise returns WOLFSSL_FAILURE
- * Note: Returns WOLFSSL_SUCCESS, in case either parameter is NULL,
- * same as openssl.
- */
- int wolfSSL_CTX_set1_param(WOLFSSL_CTX* ctx, WOLFSSL_X509_VERIFY_PARAM *vpm)
- {
- if (ctx == NULL || vpm == NULL)
- return WOLFSSL_SUCCESS;
- return wolfSSL_X509_VERIFY_PARAM_set1(ctx->param, vpm);
- }
- /******************************************************************************
- * wolfSSL_CTX/_get0_param - return a pointer to the SSL verification parameters
- *
- * RETURNS:
- * returns pointer to the SSL verification parameters on success,
- * otherwise returns NULL
- */
- WOLFSSL_X509_VERIFY_PARAM* wolfSSL_CTX_get0_param(WOLFSSL_CTX* ctx)
- {
- if (ctx == NULL) {
- return NULL;
- }
- return ctx->param;
- }
- WOLFSSL_X509_VERIFY_PARAM* wolfSSL_get0_param(WOLFSSL* ssl)
- {
- if (ssl == NULL) {
- return NULL;
- }
- return ssl->param;
- }
- /* Set VERIFY PARAM from "from" pointer to "to" pointer */
- int wolfSSL_X509_VERIFY_PARAM_set1(WOLFSSL_X509_VERIFY_PARAM *to,
- const WOLFSSL_X509_VERIFY_PARAM *from)
- {
- int ret = WOLFSSL_FAILURE;
- unsigned int _inherit_flags;
- if (!to) {
- return ret;
- }
- /* keeps the inherit flags for save */
- _inherit_flags = to->inherit_flags;
- /* Ored DEFAULT inherit flag proerty to copy "from" contents to "to"
- * contents
- */
- to->inherit_flags |= WOLFSSL_VPARAM_DEFAULT;
- ret = wolfSSL_X509_VERIFY_PARAM_inherit(to, from);
- /* restore inherit flag */
- to->inherit_flags = _inherit_flags;
- return ret;
- }
- /* Set the host flag in the X509_VERIFY_PARAM structure */
- void wolfSSL_X509_VERIFY_PARAM_set_hostflags(WOLFSSL_X509_VERIFY_PARAM* param,
- unsigned int flags)
- {
- if (param != NULL) {
- param->hostFlags = flags;
- }
- }
- /* Sets the expected IP address to ipasc.
- *
- * param is a pointer to the X509_VERIFY_PARAM structure
- * ipasc is a NULL-terminated string with N.N.N.N for IPv4 and
- * HH:HH ... HH:HH for IPv6. There is no validation performed on the
- * parameter, and it must be an exact match with the IP in the cert.
- *
- * return 1 for success and 0 for failure*/
- int wolfSSL_X509_VERIFY_PARAM_set1_ip_asc(WOLFSSL_X509_VERIFY_PARAM *param,
- const char *ipasc)
- {
- int ret = WOLFSSL_FAILURE;
- if (param != NULL) {
- if (ipasc == NULL) {
- param->ipasc[0] = '\0';
- }
- else {
- XSTRNCPY(param->ipasc, ipasc, WOLFSSL_MAX_IPSTR - 1);
- param->ipasc[WOLFSSL_MAX_IPSTR-1] = '\0';
- }
- ret = WOLFSSL_SUCCESS;
- }
- return ret;
- }
- /* Sets the expected IP address to ip(asc)
- * by re-constructing IP address in ascii
- * @param param is a pointer to the X509_VERIFY_PARAM structure
- * @param ip in binary format of ip address
- * @param iplen size of ip, 4 for ipv4, 16 for ipv6
- * @return 1 for success and 0 for failure
- */
- int wolfSSL_X509_VERIFY_PARAM_set1_ip(WOLFSSL_X509_VERIFY_PARAM* param,
- const unsigned char* ip, size_t iplen)
- {
- int ret = WOLFSSL_FAILURE;
- #ifndef NO_FILESYSTEM
- char* buf = NULL;
- char* p = NULL;
- word32 val = 0;
- int i;
- const size_t max_ipv6_len = 40;
- byte write_zero = 0;
- #endif
- /* sanity check */
- if (param == NULL || (iplen != 0 && iplen != 4 && iplen != 16)) {
- WOLFSSL_MSG("bad function arg");
- return ret;
- }
- #ifndef NO_FILESYSTEM
- if (iplen == 4) {
- /* ipv4 www.xxx.yyy.zzz max 15 length + Null termination */
- buf = (char*)XMALLOC(16, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (!buf) {
- WOLFSSL_MSG("failed malloc");
- return ret;
- }
- XSPRINTF(buf, "%d.%d.%d.%d", ip[0], ip[1], ip[2], ip[3]);
- buf[15] = '\0';
- }
- else if (iplen == 16) {
- /* ipv6 normal address scheme
- * y1:y2:y3:y4:y5:y6:y7:y8, len(yx):4, len(y1-y8):32. len(":"):7
- * Max len is 32 + 7 + 1(Termination) = 40 bytes
- *
- * ipv6 dual address
- * Or y1:y2:y3:y4:y:y6:x.x.x.x yx is 4, y1-y6 is 24, ":" is 6
- * x.x.x.x is 15.
- * Max len is 24 + 6 + 15 + 1(Termination) = 46 bytes
- *
- * Expect data in ip[16]
- * e.g (aaaa):(bbbb):(cccc):....(hhhh)
- * (aaaa) = (ip[0<<8)|ip[1]
- * ......
- * (hhhh) = (ip[14]<<8)|(ip[15])
- *
- * e.g ::(gggg):(hhhh)
- * ip[0]-[11] = 0
- * (gggg) = (ip[12]<<8) |(ip[13])
- * (hhhh) = (ip[14]<<8) |(ip[15])
- *
- * Because it is not able to know which ivp6 scheme uses from data to
- * reconstruct IP address, this function assumes
- * ivp6 normal address scheme, not dual adress scheme,
- * to re-construct IP address in ascii.
- */
- buf = (char*)XMALLOC(max_ipv6_len, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (!buf) {
- WOLFSSL_MSG("failed malloc");
- return ret;
- }
- p = buf;
- for (i = 0; i < 16; i += 2) {
- val = (((word32)(ip[i]<<8)) | (ip[i+1])) & 0xFFFF;
- if (val == 0){
- if (!write_zero) {
- *p = ':';
- }
- p++;
- *p = '\0';
- write_zero = 1;
- }
- else {
- if (i != 0)
- *p++ = ':';
- XSPRINTF(p, "%x", val);
- }
- /* sanity check */
- if (XSTRLEN(buf) > max_ipv6_len) {
- WOLFSSL_MSG("The target ip adress exceeds buffer length(40)\n");
- XFREE(buf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- buf = NULL;
- break;
- }
- /* move the pointer to the last */
- /* XSTRLEN includes NULL because of XSPRINTF use */
- p = buf + (XSTRLEN(buf));
- }
- /* termination */
- if(i == 16 && buf) {
- p--;
- if ((*p) == ':') {
- /* when the last character is :, the followig segments are zero
- * Therefore, adding : and null termination
- */
- p++;
- *p++ = ':';
- *p = '\0';
- }
- }
- }
- else {
- WOLFSSL_MSG("iplen is zero, do nothing");
- return WOLFSSL_SUCCESS;
- }
- if (buf) {
- /* set address to ip asc */
- ret = wolfSSL_X509_VERIFY_PARAM_set1_ip_asc(param, buf);
- XFREE(buf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- }
- #else
- (void)param;
- (void)ip;
- (void)iplen;
- #endif
-
- return ret;
- }
- #ifndef NO_WOLFSSL_STUB
- void wolfSSL_X509_OBJECT_free_contents(WOLFSSL_X509_OBJECT* obj)
- {
- (void)obj;
- WOLFSSL_STUB("X509_OBJECT_free_contents");
- }
- #endif
- #ifndef NO_ASN_TIME
- int wolfSSL_X509_cmp_current_time(const WOLFSSL_ASN1_TIME* asnTime)
- {
- return wolfSSL_X509_cmp_time(asnTime, NULL);
- }
- /* Converts a WOLFSSL_ASN1_TIME to a struct tm. Returns WOLFSSL_SUCCESS on
- * success and WOLFSSL_FAILURE on failure. */
- static int Asn1TimeToTm(WOLFSSL_ASN1_TIME* asnTime, struct tm* tm)
- {
- unsigned char* asn1TimeBuf;
- int asn1TimeBufLen;
- int i = 0;
- int bytesNeeded = 10;
- if (asnTime == NULL) {
- WOLFSSL_MSG("asnTime is NULL");
- return WOLFSSL_FAILURE;
- }
- if (tm == NULL) {
- WOLFSSL_MSG("tm is NULL");
- return WOLFSSL_FAILURE;
- }
- asn1TimeBuf = wolfSSL_ASN1_TIME_get_data(asnTime);
- if (asn1TimeBuf == NULL) {
- WOLFSSL_MSG("Failed to get WOLFSSL_ASN1_TIME buffer.");
- return WOLFSSL_FAILURE;
- }
- asn1TimeBufLen = wolfSSL_ASN1_TIME_get_length(asnTime);
- if (asn1TimeBufLen <= 0) {
- WOLFSSL_MSG("Failed to get WOLFSSL_ASN1_TIME buffer length.");
- return WOLFSSL_FAILURE;
- }
- XMEMSET(tm, 0, sizeof(struct tm));
- /* Convert ASN1_time to struct tm */
- /* Check type */
- if (asnTime->type == ASN_UTC_TIME) {
- /* 2-digit year */
- bytesNeeded += 2;
- if (bytesNeeded > asn1TimeBufLen) {
- WOLFSSL_MSG("WOLFSSL_ASN1_TIME buffer length is invalid.");
- return WOLFSSL_FAILURE;
- }
- tm->tm_year = (asn1TimeBuf[i] - '0') * 10; i++;
- tm->tm_year += asn1TimeBuf[i] - '0'; i++;
- if (tm->tm_year < 70) {
- tm->tm_year += 100;
- }
- }
- else if (asnTime->type == ASN_GENERALIZED_TIME) {
- /* 4-digit year */
- bytesNeeded += 4;
- if (bytesNeeded > asn1TimeBufLen) {
- WOLFSSL_MSG("WOLFSSL_ASN1_TIME buffer length is invalid.");
- return WOLFSSL_FAILURE;
- }
- tm->tm_year = (asn1TimeBuf[i] - '0') * 1000; i++;
- tm->tm_year += (asn1TimeBuf[i] - '0') * 100; i++;
- tm->tm_year += (asn1TimeBuf[i] - '0') * 10; i++;
- tm->tm_year += asn1TimeBuf[i] - '0'; i++;
- tm->tm_year -= 1900;
- }
- else {
- WOLFSSL_MSG("asnTime->type is invalid.");
- return WOLFSSL_FAILURE;
- }
- tm->tm_mon = (asn1TimeBuf[i] - '0') * 10; i++;
- tm->tm_mon += (asn1TimeBuf[i] - '0') - 1; i++; /* January is 0 not 1 */
- tm->tm_mday = (asn1TimeBuf[i] - '0') * 10; i++;
- tm->tm_mday += (asn1TimeBuf[i] - '0'); i++;
- tm->tm_hour = (asn1TimeBuf[i] - '0') * 10; i++;
- tm->tm_hour += (asn1TimeBuf[i] - '0'); i++;
- tm->tm_min = (asn1TimeBuf[i] - '0') * 10; i++;
- tm->tm_min += (asn1TimeBuf[i] - '0'); i++;
- tm->tm_sec = (asn1TimeBuf[i] - '0') * 10; i++;
- tm->tm_sec += (asn1TimeBuf[i] - '0');
- #ifdef XMKTIME
- /* Call XMKTIME on tm to get the tm_wday and tm_yday fields populated. */
- XMKTIME(tm);
- #endif
- return WOLFSSL_SUCCESS;
- }
- /* return -1 if asnTime is earlier than or equal to cmpTime, and 1 otherwise
- * return 0 on error
- */
- int wolfSSL_X509_cmp_time(const WOLFSSL_ASN1_TIME* asnTime, time_t* cmpTime)
- {
- int ret = WOLFSSL_FAILURE;
- time_t tmpTime, *pTime = &tmpTime;
- struct tm ts, *tmpTs, *ct;
- #if defined(NEED_TMP_TIME)
- /* for use with gmtime_r */
- struct tm tmpTimeStorage;
- tmpTs = &tmpTimeStorage;
- #else
- tmpTs = NULL;
- #endif
- (void)tmpTs;
- if (asnTime == NULL) {
- return WOLFSSL_FAILURE;
- }
- if (cmpTime == NULL) {
- /* Use current time */
- *pTime = XTIME(0);
- }
- else {
- pTime = cmpTime;
- }
- if (Asn1TimeToTm((WOLFSSL_ASN1_TIME*)asnTime, &ts) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Failed to convert WOLFSSL_ASN1_TIME to struct tm.");
- return WOLFSSL_FAILURE;
- }
- /* Convert to time struct*/
- ct = XGMTIME(pTime, tmpTs);
- if (ct == NULL)
- return GETTIME_ERROR;
- /* DateGreaterThan returns 1 for >; 0 for <= */
- ret = DateGreaterThan(&ts, ct) ? 1 : -1;
- return ret;
- }
- #endif /* !NO_ASN_TIME */
- #if (defined(OPENSSL_EXTRA) || defined(WOLFSSL_WPAS_SMALL)) && \
- !defined(NO_ASN_TIME) && !defined(USER_TIME) && !defined(TIME_OVERRIDES)
- WOLFSSL_ASN1_TIME *wolfSSL_X509_time_adj_ex(WOLFSSL_ASN1_TIME *asnTime,
- int offset_day, long offset_sec, time_t *in_tm)
- {
- /* get current time if in_tm is null */
- time_t t = in_tm ? *in_tm : XTIME(0);
- return wolfSSL_ASN1_TIME_adj(asnTime, t, offset_day, offset_sec);
- }
- WOLFSSL_ASN1_TIME *wolfSSL_X509_time_adj(WOLFSSL_ASN1_TIME *asnTime,
- long offset_sec, time_t *in_tm)
- {
- return wolfSSL_X509_time_adj_ex(asnTime, 0, offset_sec, in_tm);
- }
- #endif
- #ifndef NO_WOLFSSL_STUB
- int wolfSSL_sk_X509_REVOKED_num(WOLFSSL_X509_REVOKED* revoked)
- {
- (void)revoked;
- WOLFSSL_STUB("sk_X509_REVOKED_num");
- return 0;
- }
- #endif
- #ifndef NO_WOLFSSL_STUB
- WOLFSSL_X509_REVOKED* wolfSSL_X509_CRL_get_REVOKED(WOLFSSL_X509_CRL* crl)
- {
- (void)crl;
- WOLFSSL_STUB("X509_CRL_get_REVOKED");
- return 0;
- }
- #endif
- #ifndef NO_WOLFSSL_STUB
- WOLFSSL_X509_REVOKED* wolfSSL_sk_X509_REVOKED_value(
- WOLFSSL_X509_REVOKED* revoked, int value)
- {
- (void)revoked;
- (void)value;
- WOLFSSL_STUB("sk_X509_REVOKED_value");
- return 0;
- }
- #endif
- #endif /* OPENSSL_EXTRA */
- #if defined(OPENSSL_EXTRA) || defined(WOLFSSL_WPAS_SMALL)
- /* Used to create a new WOLFSSL_ASN1_INTEGER structure.
- * returns a pointer to new structure on success and NULL on failure
- */
- WOLFSSL_ASN1_INTEGER* wolfSSL_ASN1_INTEGER_new(void)
- {
- WOLFSSL_ASN1_INTEGER* a;
- a = (WOLFSSL_ASN1_INTEGER*)XMALLOC(sizeof(WOLFSSL_ASN1_INTEGER), NULL,
- DYNAMIC_TYPE_OPENSSL);
- if (a == NULL) {
- return NULL;
- }
- XMEMSET(a, 0, sizeof(WOLFSSL_ASN1_INTEGER));
- a->data = a->intData;
- a->dataMax = WOLFSSL_ASN1_INTEGER_MAX;
- a->length = 0;
- return a;
- }
- /* free's internal elements of WOLFSSL_ASN1_INTEGER and free's "in" itself */
- void wolfSSL_ASN1_INTEGER_free(WOLFSSL_ASN1_INTEGER* in)
- {
- if (in != NULL) {
- if (in->isDynamic) {
- XFREE(in->data, NULL, DYNAMIC_TYPE_OPENSSL);
- }
- XFREE(in, NULL, DYNAMIC_TYPE_OPENSSL);
- }
- }
- /* Duplicate all WOLFSSL_ASN1_INTEGER members from src to dup
- * src : WOLFSSL_ASN1_INTEGER to duplicate
- * Returns pointer to duplicate WOLFSSL_ASN1_INTEGER
- */
- WOLFSSL_ASN1_INTEGER* wolfSSL_ASN1_INTEGER_dup(const WOLFSSL_ASN1_INTEGER* src)
- {
- WOLFSSL_ASN1_INTEGER* copy;
- WOLFSSL_ENTER("wolfSSL_ASN1_INTEGER_dup");
- if (!src)
- return NULL;
- copy = wolfSSL_ASN1_INTEGER_new();
- if (copy == NULL)
- return NULL;
- copy->negative = src->negative;
- copy->dataMax = src->dataMax;
- copy->isDynamic = src->isDynamic;
- #if defined(OPENSSL_ALL) || defined(WOLFSSL_QT)
- copy->length = src->length;
- #endif
- XSTRNCPY((char*)copy->intData,(const char*)src->intData,WOLFSSL_ASN1_INTEGER_MAX);
- if (copy->isDynamic && src->data && copy->dataMax) {
- copy->data = (unsigned char*)
- XMALLOC(src->dataMax,NULL,DYNAMIC_TYPE_OPENSSL);
- if (copy->data == NULL) {
- wolfSSL_ASN1_INTEGER_free(copy);
- return NULL;
- }
- XMEMCPY(copy->data, src->data, copy->dataMax);
- }
- return copy;
- }
- /* sets the value of WOLFSSL_ASN1_INTEGER a to the long value v. */
- int wolfSSL_ASN1_INTEGER_set(WOLFSSL_ASN1_INTEGER *a, long v)
- {
- int ret = WOLFSSL_SUCCESS; /* return 1 for success and 0 for failure */
- int j;
- unsigned int i = 0;
- unsigned char tmp[sizeof(long)+1] = {0};
- int pad = 0;
- if (a != NULL) {
- /* dynamically create data buffer, +2 for type and length */
- a->data = (unsigned char*)XMALLOC((sizeof(long)+1) + 2, NULL,
- DYNAMIC_TYPE_OPENSSL);
- if (a->data == NULL) {
- wolfSSL_ASN1_INTEGER_free(a);
- ret = WOLFSSL_FAILURE;
- }
- else {
- a->dataMax = (int)(sizeof(long)+1) + 2;
- a->isDynamic = 1;
- }
- }
- else {
- /* Invalid parameter */
- ret = WOLFSSL_FAILURE;
- }
- if (ret != WOLFSSL_FAILURE) {
- /* Set type */
- a->data[i++] = ASN_INTEGER;
- /* Check for negative */
- if (v < 0) {
- a->negative = 1;
- v *= -1;
- }
- /* Create char buffer */
- for (j = 0; j < (int)sizeof(long); j++) {
- if (v == 0) {
- break;
- }
- tmp[j] = (unsigned char)(v & 0xff);
- v >>= 8;
- }
- /* 0 pad to indicate positive number when top bit set. */
- if ((!a->negative) && (j > 0) && (tmp[j-1] & 0x80)) {
- pad = 1;
- }
- /* Set length */
- a->data[i++] = (unsigned char)(((j == 0) ? ++j : j) + pad);
- /* +2 for type and length */
- a->length = j + pad + 2;
- /* Add padding if required. */
- if (pad) {
- a->data[i++] = 0;
- }
- /* Copy to data */
- for (; j > 0; j--) {
- a->data[i++] = tmp[j-1];
- }
- }
- return ret;
- }
- WOLFSSL_ASN1_INTEGER* wolfSSL_X509_get_serialNumber(WOLFSSL_X509* x509)
- {
- WOLFSSL_ASN1_INTEGER* a;
- int i = 0;
- WOLFSSL_ENTER("wolfSSL_X509_get_serialNumber");
- if (x509 == NULL) {
- WOLFSSL_MSG("NULL function argument");
- return NULL;
- }
- if (x509->serialNumber != NULL)
- return x509->serialNumber;
- a = wolfSSL_ASN1_INTEGER_new();
- if (a == NULL)
- return NULL;
- /* Make sure there is space for the data, ASN.1 type and length. */
- if (x509->serialSz > (WOLFSSL_ASN1_INTEGER_MAX - 2)) {
- /* dynamically create data buffer, +2 for type and length */
- a->data = (unsigned char*)XMALLOC(x509->serialSz + 2, NULL,
- DYNAMIC_TYPE_OPENSSL);
- if (a->data == NULL) {
- wolfSSL_ASN1_INTEGER_free(a);
- return NULL;
- }
- a->dataMax = x509->serialSz + 2;
- a->isDynamic = 1;
- } else {
- /* Use array instead of dynamic memory */
- a->data = a->intData;
- a->dataMax = WOLFSSL_ASN1_INTEGER_MAX;
- }
- #if defined(WOLFSSL_QT) || defined(WOLFSSL_HAPROXY)
- XMEMCPY(&a->data[i], x509->serial, x509->serialSz);
- a->length = x509->serialSz;
- #else
- a->data[i++] = ASN_INTEGER;
- i += SetLength(x509->serialSz, a->data + i);
- XMEMCPY(&a->data[i], x509->serial, x509->serialSz);
- a->length = x509->serialSz + 2;
- #endif
- x509->serialNumber = a;
- return a;
- }
- #endif /* OPENSSL_EXTRA || WOLFSSL_WPAS_SMALL */
- #if defined(WOLFSSL_MYSQL_COMPATIBLE) || defined(WOLFSSL_NGINX) || \
- defined(WOLFSSL_HAPROXY) || defined(OPENSSL_EXTRA) || defined(OPENSSL_ALL)
- #ifndef NO_ASN_TIME
- #ifndef NO_BIO
- int wolfSSL_ASN1_TIME_print(WOLFSSL_BIO* bio, const WOLFSSL_ASN1_TIME* asnTime)
- {
- char buf[MAX_TIME_STRING_SZ];
- int ret = WOLFSSL_SUCCESS;
- WOLFSSL_ENTER("wolfSSL_ASN1_TIME_print");
- if (bio == NULL || asnTime == NULL) {
- WOLFSSL_MSG("NULL function argument");
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_ASN1_TIME_to_string((WOLFSSL_ASN1_TIME*)asnTime, buf,
- sizeof(buf)) == NULL) {
- XMEMSET(buf, 0, MAX_TIME_STRING_SZ);
- XSTRNCPY(buf, "Bad time value", sizeof(buf)-1);
- ret = WOLFSSL_FAILURE;
- }
- if (wolfSSL_BIO_write(bio, buf, (int)XSTRLEN(buf)) <= 0) {
- WOLFSSL_MSG("Unable to write to bio");
- return WOLFSSL_FAILURE;
- }
- return ret;
- }
- #endif /* !NO_BIO */
- char* wolfSSL_ASN1_TIME_to_string(WOLFSSL_ASN1_TIME* t, char* buf, int len)
- {
- WOLFSSL_ENTER("wolfSSL_ASN1_TIME_to_string");
- if (t == NULL || buf == NULL || len < 5) {
- WOLFSSL_MSG("Bad argument");
- return NULL;
- }
- if (t->length > len) {
- WOLFSSL_MSG("Length of date is longer then buffer");
- return NULL;
- }
- if (!GetTimeString(t->data, t->type, buf, len)) {
- return NULL;
- }
- return buf;
- }
- int wolfSSL_ASN1_TIME_to_tm(const WOLFSSL_ASN1_TIME* asnTime, struct tm* tm)
- {
- time_t currentTime;
- struct tm *tmpTs;
- #if defined(NEED_TMP_TIME)
- /* for use with gmtime_r */
- struct tm tmpTimeStorage;
- tmpTs = &tmpTimeStorage;
- #else
- tmpTs = NULL;
- #endif
- (void)tmpTs;
- WOLFSSL_ENTER("wolfSSL_ASN1_TIME_to_tm");
- /* If asnTime is NULL, then the current time is converted. */
- if (asnTime == NULL) {
- if (tm == NULL) {
- WOLFSSL_MSG("asnTime and tm are both NULL");
- return WOLFSSL_FAILURE;
- }
- currentTime = XTIME(0);
- if (currentTime < 0) {
- WOLFSSL_MSG("Failed to get current time.");
- return WOLFSSL_FAILURE;
- }
- tm = XGMTIME(¤tTime, tmpTs);
- if (tm == NULL) {
- WOLFSSL_MSG("Failed to convert current time to UTC.");
- return WOLFSSL_FAILURE;
- }
- return WOLFSSL_SUCCESS;
- }
- /* If tm is NULL this function performs a format check on asnTime only. */
- if (tm == NULL) {
- return wolfSSL_ASN1_TIME_check(asnTime);
- }
- return Asn1TimeToTm((WOLFSSL_ASN1_TIME*)asnTime, tm);
- }
- #endif /* !NO_ASN_TIME */
- #endif /* WOLFSSL_MYSQL_COMPATIBLE || WOLFSSL_NGINX || WOLFSSL_HAPROXY ||
- OPENSSL_EXTRA*/
- #ifdef OPENSSL_EXTRA
- #ifndef NO_WOLFSSL_STUB
- int wolfSSL_ASN1_INTEGER_cmp(const WOLFSSL_ASN1_INTEGER* a,
- const WOLFSSL_ASN1_INTEGER* b)
- {
- (void)a;
- (void)b;
- WOLFSSL_STUB("ASN1_INTEGER_cmp");
- return 0;
- }
- #endif
- long wolfSSL_ASN1_INTEGER_get(const WOLFSSL_ASN1_INTEGER* a)
- {
- long ret = 1;
- WOLFSSL_BIGNUM* bn = NULL;
- WOLFSSL_ENTER("ASN1_INTEGER_get");
- if (a == NULL) {
- /* OpenSSL returns 0 when a is NULL and -1 if there is an error. Quoting
- * the documentation:
- *
- * "ASN1_INTEGER_get() also returns the value of a but it returns 0 if a
- * is NULL and -1 on error (which is ambiguous because -1 is a
- * legitimate value for an ASN1_INTEGER). New applications should use
- * ASN1_INTEGER_get_int64() instead."
- * */
- ret = 0;
- }
- if (ret > 0) {
- bn = wolfSSL_ASN1_INTEGER_to_BN(a, NULL);
- if (bn == NULL) {
- ret = -1;
- }
- }
- if (ret > 0) {
- ret = wolfSSL_BN_get_word(bn);
- if (a->negative == 1) {
- ret = -ret;
- }
- }
- if (bn != NULL) {
- wolfSSL_BN_free(bn);
- }
- WOLFSSL_LEAVE("ASN1_INTEGER_get", (int)ret);
- return ret;
- }
- #endif /* OPENSSL_EXTRA */
- #if defined(OPENSSL_EXTRA) || defined(WOLFSSL_WPAS_SMALL)
- /* Gets an index to store SSL structure at.
- *
- * Returns positive index on success and negative values on failure
- */
- int wolfSSL_get_ex_data_X509_STORE_CTX_idx(void)
- {
- WOLFSSL_ENTER("wolfSSL_get_ex_data_X509_STORE_CTX_idx");
- /* store SSL at index 0 */
- return 0;
- }
- #endif /* OPENSSL_EXTRA || WOLFSSL_WPAS_SMALL */
- #ifdef OPENSSL_EXTRA
- /* Sets a function callback that will send information about the state of all
- * WOLFSSL objects that have been created by the WOLFSSL_CTX structure passed
- * in.
- *
- * ctx WOLFSSL_CTX structure to set callback function in
- * f callback function to use
- */
- void wolfSSL_CTX_set_info_callback(WOLFSSL_CTX* ctx,
- void (*f)(const WOLFSSL* ssl, int type, int val))
- {
- WOLFSSL_ENTER("wolfSSL_CTX_set_info_callback");
- if (ctx == NULL) {
- WOLFSSL_MSG("Bad function argument");
- }
- else {
- ctx->CBIS = f;
- }
- }
- unsigned long wolfSSL_ERR_peek_error(void)
- {
- WOLFSSL_ENTER("wolfSSL_ERR_peek_error");
- return wolfSSL_ERR_peek_error_line_data(NULL, NULL, NULL, NULL);
- }
- int wolfSSL_ERR_GET_LIB(unsigned long err)
- {
- unsigned long value;
- value = (err & 0xFFFFFFL);
- switch (value) {
- case PEM_R_NO_START_LINE:
- case PEM_R_PROBLEMS_GETTING_PASSWORD:
- case PEM_R_BAD_PASSWORD_READ:
- case PEM_R_BAD_DECRYPT:
- return ERR_LIB_PEM;
- case EVP_R_BAD_DECRYPT:
- case EVP_R_BN_DECODE_ERROR:
- case EVP_R_DECODE_ERROR:
- case EVP_R_PRIVATE_KEY_DECODE_ERROR:
- return ERR_LIB_EVP;
- case ASN1_R_HEADER_TOO_LONG:
- return ERR_LIB_ASN1;
- default:
- return 0;
- }
- }
- /* This function is to find global error values that are the same through out
- * all library version. With wolfSSL having only one set of error codes the
- * return value is pretty straight forward. The only thing needed is all wolfSSL
- * error values are typically negative.
- *
- * Returns the error reason
- */
- int wolfSSL_ERR_GET_REASON(unsigned long err)
- {
- int ret = (int)err;
- WOLFSSL_ENTER("wolfSSL_ERR_GET_REASON");
- #if defined(OPENSSL_ALL) || defined(WOLFSSL_NGINX) || defined(WOLFSSL_HAPROXY)
- /* Nginx looks for this error to know to stop parsing certificates. */
- if (err == ((ERR_LIB_PEM << 24) | PEM_R_NO_START_LINE))
- return PEM_R_NO_START_LINE;
- #endif
- #if defined(OPENSSL_ALL) && defined(WOLFSSL_PYTHON)
- if (err == ((ERR_LIB_ASN1 << 24) | ASN1_R_HEADER_TOO_LONG))
- return ASN1_R_HEADER_TOO_LONG;
- #endif
- /* check if error value is in range of wolfSSL errors */
- ret = 0 - ret; /* setting as negative value */
- /* wolfCrypt range is less than MAX (-100)
- wolfSSL range is MIN (-300) and lower */
- if (ret < MAX_CODE_E && ret > MIN_CODE_E) {
- return ret;
- }
- else {
- WOLFSSL_MSG("Not in range of typical error values");
- ret = (int)err;
- }
- return ret;
- }
- /* returns a string that describes the alert
- *
- * alertID the alert value to look up
- */
- const char* wolfSSL_alert_type_string_long(int alertID)
- {
- WOLFSSL_ENTER("wolfSSL_alert_type_string_long");
- return AlertTypeToString(alertID);
- }
- const char* wolfSSL_alert_desc_string_long(int alertID)
- {
- WOLFSSL_ENTER("wolfSSL_alert_desc_string_long");
- return AlertTypeToString(alertID);
- }
- /* Gets the current state of the WOLFSSL structure
- *
- * ssl WOLFSSL structure to get state of
- *
- * Returns a human readable string of the WOLFSSL structure state
- */
- const char* wolfSSL_state_string_long(const WOLFSSL* ssl)
- {
- static const char* OUTPUT_STR[14][6][3] = {
- {
- {"SSLv3 Initialization","SSLv3 Initialization","SSLv3 Initialization"},
- {"TLSv1 Initialization","TLSv2 Initialization","TLSv2 Initialization"},
- {"TLSv1_1 Initialization","TLSv1_1 Initialization","TLSv1_1 Initialization"},
- {"TLSv1_2 Initialization","TLSv1_2 Initialization","TLSv1_2 Initialization"},
- {"DTLSv1 Initialization","DTLSv1 Initialization","DTLSv1 Initialization"},
- {"DTLSv1_2 Initialization","DTLSv1_2 Initialization","DTLSv1_2 Initialization"},
- },
- {
- {"SSLv3 read Server Hello Verify Request",
- "SSLv3 write Server Hello Verify Request",
- "SSLv3 Server Hello Verify Request"},
- {"TLSv1 read Server Hello Verify Request",
- "TLSv1 write Server Hello Verify Request",
- "TLSv1 Server Hello Verify Request"},
- {"TLSv1_1 read Server Hello Verify Request",
- "TLSv1_1 write Server Hello Verify Request",
- "TLSv1_1 Server Hello Verify Request"},
- {"TLSv1_2 read Server Hello Verify Request",
- "TLSv1_2 write Server Hello Verify Request",
- "TLSv1_2 Server Hello Verify Request"},
- {"DTLSv1 read Server Hello Verify Request",
- "DTLSv1 write Server Hello Verify Request",
- "DTLSv1 Server Hello Verify Request"},
- {"DTLSv1_2 read Server Hello Verify Request",
- "DTLSv1_2 write Server Hello Verify Request",
- "DTLSv1_2 Server Hello Verify Request"},
- },
- {
- {"SSLv3 read Server Hello",
- "SSLv3 write Server Hello",
- "SSLv3 Server Hello"},
- {"TLSv1 read Server Hello",
- "TLSv1 write Server Hello",
- "TLSv1 Server Hello"},
- {"TLSv1_1 read Server Hello",
- "TLSv1_1 write Server Hello",
- "TLSv1_1 Server Hello"},
- {"TLSv1_2 read Server Hello",
- "TLSv1_2 write Server Hello",
- "TLSv1_2 Server Hello"},
- {"DTLSv1 read Server Hello",
- "DTLSv1 write Server Hello",
- "DTLSv1 Server Hello"},
- {"DTLSv1_2 read Server Hello"
- "DTLSv1_2 write Server Hello",
- "DTLSv1_2 Server Hello",
- },
- },
- {
- {"SSLv3 read Server Session Ticket",
- "SSLv3 write Server Session Ticket",
- "SSLv3 Server Session Ticket"},
- {"TLSv1 read Server Session Ticket",
- "TLSv1 write Server Session Ticket",
- "TLSv1 Server Session Ticket"},
- {"TLSv1_1 read Server Session Ticket",
- "TLSv1_1 write Server Session Ticket",
- "TLSv1_1 Server Session Ticket"},
- {"TLSv1_2 read Server Session Ticket",
- "TLSv1_2 write Server Session Ticket",
- "TLSv1_2 Server Session Ticket"},
- {"DTLSv1 read Server Session Ticket",
- "DTLSv1 write Server Session Ticket",
- "DTLSv1 Server Session Ticket"},
- {"DTLSv1_2 read Server Session Ticket",
- "DTLSv1_2 write Server Session Ticket",
- "DTLSv1_2 Server Session Ticket"},
- },
- {
- {"SSLv3 read Server Cert",
- "SSLv3 write Server Cert",
- "SSLv3 Server Cert"},
- {"TLSv1 read Server Cert",
- "TLSv1 write Server Cert",
- "TLSv1 Server Cert"},
- {"TLSv1_1 read Server Cert",
- "TLSv1_1 write Server Cert",
- "TLSv1_1 Server Cert"},
- {"TLSv1_2 read Server Cert",
- "TLSv1_2 write Server Cert",
- "TLSv1_2 Server Cert"},
- {"DTLSv1 read Server Cert",
- "DTLSv1 write Server Cert",
- "DTLSv1 Server Cert"},
- {"DTLSv1_2 read Server Cert",
- "DTLSv1_2 write Server Cert",
- "DTLSv1_2 Server Cert"},
- },
- {
- {"SSLv3 read Server Key Exchange",
- "SSLv3 write Server Key Exchange",
- "SSLv3 Server Key Exchange"},
- {"TLSv1 read Server Key Exchange",
- "TLSv1 write Server Key Exchange",
- "TLSv1 Server Key Exchange"},
- {"TLSv1_1 read Server Key Exchange",
- "TLSv1_1 write Server Key Exchange",
- "TLSv1_1 Server Key Exchange"},
- {"TLSv1_2 read Server Key Exchange",
- "TLSv1_2 write Server Key Exchange",
- "TLSv1_2 Server Key Exchange"},
- {"DTLSv1 read Server Key Exchange",
- "DTLSv1 write Server Key Exchange",
- "DTLSv1 Server Key Exchange"},
- {"DTLSv1_2 read Server Key Exchange",
- "DTLSv1_2 write Server Key Exchange",
- "DTLSv1_2 Server Key Exchange"},
- },
- {
- {"SSLv3 read Server Hello Done",
- "SSLv3 write Server Hello Done",
- "SSLv3 Server Hello Done"},
- {"TLSv1 read Server Hello Done",
- "TLSv1 write Server Hello Done",
- "TLSv1 Server Hello Done"},
- {"TLSv1_1 read Server Hello Done",
- "TLSv1_1 write Server Hello Done",
- "TLSv1_1 Server Hello Done"},
- {"TLSv1_2 read Server Hello Done",
- "TLSv1_2 write Server Hello Done",
- "TLSv1_2 Server Hello Done"},
- {"DTLSv1 read Server Hello Done",
- "DTLSv1 write Server Hello Done",
- "DTLSv1 Server Hello Done"},
- {"DTLSv1_2 read Server Hello Done",
- "DTLSv1_2 write Server Hello Done",
- "DTLSv1_2 Server Hello Done"},
- },
- {
- {"SSLv3 read Server Change CipherSpec",
- "SSLv3 write Server Change CipherSpec",
- "SSLv3 Server Change CipherSpec"},
- {"TLSv1 read Server Change CipherSpec",
- "TLSv1 write Server Change CipherSpec",
- "TLSv1 Server Change CipherSpec"},
- {"TLSv1_1 read Server Change CipherSpec",
- "TLSv1_1 write Server Change CipherSpec",
- "TLSv1_1 Server Change CipherSpec"},
- {"TLSv1_2 read Server Change CipherSpec",
- "TLSv1_2 write Server Change CipherSpec",
- "TLSv1_2 Server Change CipherSpec"},
- {"DTLSv1 read Server Change CipherSpec",
- "DTLSv1 write Server Change CipherSpec",
- "DTLSv1 Server Change CipherSpec"},
- {"DTLSv1_2 read Server Change CipherSpec",
- "DTLSv1_2 write Server Change CipherSpec",
- "DTLSv1_2 Server Change CipherSpec"},
- },
- {
- {"SSLv3 read Server Finished",
- "SSLv3 write Server Finished",
- "SSLv3 Server Finished"},
- {"TLSv1 read Server Finished",
- "TLSv1 write Server Finished",
- "TLSv1 Server Finished"},
- {"TLSv1_1 read Server Finished",
- "TLSv1_1 write Server Finished",
- "TLSv1_1 Server Finished"},
- {"TLSv1_2 read Server Finished",
- "TLSv1_2 write Server Finished",
- "TLSv1_2 Server Finished"},
- {"DTLSv1 read Server Finished",
- "DTLSv1 write Server Finished",
- "DTLSv1 Server Finished"},
- {"DTLSv1_2 read Server Finished",
- "DTLSv1_2 write Server Finished",
- "DTLSv1_2 Server Finished"},
- },
- {
- {"SSLv3 read Client Hello",
- "SSLv3 write Client Hello",
- "SSLv3 Client Hello"},
- {"TLSv1 read Client Hello",
- "TLSv1 write Client Hello",
- "TLSv1 Client Hello"},
- {"TLSv1_1 read Client Hello",
- "TLSv1_1 write Client Hello",
- "TLSv1_1 Client Hello"},
- {"TLSv1_2 read Client Hello",
- "TLSv1_2 write Client Hello",
- "TLSv1_2 Client Hello"},
- {"DTLSv1 read Client Hello",
- "DTLSv1 write Client Hello",
- "DTLSv1 Client Hello"},
- {"DTLSv1_2 read Client Hello",
- "DTLSv1_2 write Client Hello",
- "DTLSv1_2 Client Hello"},
- },
- {
- {"SSLv3 read Client Key Exchange",
- "SSLv3 write Client Key Exchange",
- "SSLv3 Client Key Exchange"},
- {"TLSv1 read Client Key Exchange",
- "TLSv1 write Client Key Exchange",
- "TLSv1 Client Key Exchange"},
- {"TLSv1_1 read Client Key Exchange",
- "TLSv1_1 write Client Key Exchange",
- "TLSv1_1 Client Key Exchange"},
- {"TLSv1_2 read Client Key Exchange",
- "TLSv1_2 write Client Key Exchange",
- "TLSv1_2 Client Key Exchange"},
- {"DTLSv1 read Client Key Exchange",
- "DTLSv1 write Client Key Exchange",
- "DTLSv1 Client Key Exchange"},
- {"DTLSv1_2 read Client Key Exchange",
- "DTLSv1_2 write Client Key Exchange",
- "DTLSv1_2 Client Key Exchange"},
- },
- {
- {"SSLv3 read Client Change CipherSpec",
- "SSLv3 write Client Change CipherSpec",
- "SSLv3 Client Change CipherSpec"},
- {"TLSv1 read Client Change CipherSpec",
- "TLSv1 write Client Change CipherSpec",
- "TLSv1 Client Change CipherSpec"},
- {"TLSv1_1 read Client Change CipherSpec",
- "TLSv1_1 write Client Change CipherSpec",
- "TLSv1_1 Client Change CipherSpec"},
- {"TLSv1_2 read Client Change CipherSpec",
- "TLSv1_2 write Client Change CipherSpec",
- "TLSv1_2 Client Change CipherSpec"},
- {"DTLSv1 read Client Change CipherSpec",
- "DTLSv1 write Client Change CipherSpec",
- "DTLSv1 Client Change CipherSpec"},
- {"DTLSv1_2 read Client Change CipherSpec",
- "DTLSv1_2 write Client Change CipherSpec",
- "DTLSv1_2 Client Change CipherSpec"},
- },
- {
- {"SSLv3 read Client Finished",
- "SSLv3 write Client Finished",
- "SSLv3 Client Finished"},
- {"TLSv1 read Client Finished",
- "TLSv1 write Client Finished",
- "TLSv1 Client Finished"},
- {"TLSv1_1 read Client Finished",
- "TLSv1_1 write Client Finished",
- "TLSv1_1 Client Finished"},
- {"TLSv1_2 read Client Finished",
- "TLSv1_2 write Client Finished",
- "TLSv1_2 Client Finished"},
- {"DTLSv1 read Client Finished",
- "DTLSv1 write Client Finished",
- "DTLSv1 Client Finished"},
- {"DTLSv1_2 read Client Finished",
- "DTLSv1_2 write Client Finished",
- "DTLSv1_2 Client Finished"},
- },
- {
- {"SSLv3 Handshake Done",
- "SSLv3 Handshake Done",
- "SSLv3 Handshake Done"},
- {"TLSv1 Handshake Done",
- "TLSv1 Handshake Done",
- "TLSv1 Handshake Done"},
- {"TLSv1_1 Handshake Done",
- "TLSv1_1 Handshake Done",
- "TLSv1_1 Handshake Done"},
- {"TLSv1_2 Handshake Done",
- "TLSv1_2 Handshake Done",
- "TLSv1_2 Handshake Done"},
- {"DTLSv1 Handshake Done",
- "DTLSv1 Handshake Done",
- "DTLSv1 Handshake Done"},
- {"DTLSv1_2 Handshake Done"
- "DTLSv1_2 Handshake Done"
- "DTLSv1_2 Handshake Done"}
- }
- };
- enum ProtocolVer {
- SSL_V3 = 0,
- TLS_V1,
- TLS_V1_1,
- TLS_V1_2,
- DTLS_V1,
- DTLS_V1_2,
- UNKNOWN = 100
- };
- enum IOMode {
- SS_READ = 0,
- SS_WRITE,
- SS_NEITHER
- };
- enum SslState {
- ss_null_state = 0,
- ss_server_helloverify,
- ss_server_hello,
- ss_sessionticket,
- ss_server_cert,
- ss_server_keyexchange,
- ss_server_hellodone,
- ss_server_changecipherspec,
- ss_server_finished,
- ss_client_hello,
- ss_client_keyexchange,
- ss_client_changecipherspec,
- ss_client_finished,
- ss_handshake_done
- };
- int protocol = 0;
- int cbmode = 0;
- int state = 0;
- WOLFSSL_ENTER("wolfSSL_state_string_long");
- if (ssl == NULL) {
- WOLFSSL_MSG("Null argument passed in");
- return NULL;
- }
- /* Get state of callback */
- if (ssl->cbmode == SSL_CB_MODE_WRITE){
- cbmode = SS_WRITE;
- } else if (ssl->cbmode == SSL_CB_MODE_READ){
- cbmode = SS_READ;
- } else {
- cbmode = SS_NEITHER;
- }
- /* Get protocol version */
- switch (ssl->version.major){
- case SSLv3_MAJOR:
- switch (ssl->version.minor){
- case TLSv1_MINOR:
- protocol = TLS_V1;
- break;
- case TLSv1_1_MINOR:
- protocol = TLS_V1_1;
- break;
- case TLSv1_2_MINOR:
- protocol = TLS_V1_2;
- break;
- case SSLv3_MINOR:
- protocol = SSL_V3;
- break;
- default:
- protocol = UNKNOWN;
- }
- break;
- case DTLS_MAJOR:
- switch (ssl->version.minor){
- case DTLS_MINOR:
- protocol = DTLS_V1;
- break;
- case DTLSv1_2_MINOR:
- protocol = DTLS_V1_2;
- break;
- default:
- protocol = UNKNOWN;
- }
- break;
- default:
- protocol = UNKNOWN;
- }
- /* accept process */
- if (ssl->cbmode == SSL_CB_MODE_READ){
- state = ssl->cbtype;
- switch (state) {
- case hello_verify_request:
- state = ss_server_helloverify;
- break;
- case session_ticket:
- state = ss_sessionticket;
- break;
- case server_hello:
- state = ss_server_hello;
- break;
- case server_hello_done:
- state = ss_server_hellodone;
- break;
- case certificate:
- state = ss_server_cert;
- break;
- case server_key_exchange:
- state = ss_server_keyexchange;
- break;
- case client_hello:
- state = ss_client_hello;
- break;
- case client_key_exchange:
- state = ss_client_keyexchange;
- break;
- case finished:
- if (ssl->options.side == WOLFSSL_SERVER_END)
- state = ss_client_finished;
- else if (ssl->options.side == WOLFSSL_CLIENT_END)
- state = ss_server_finished;
- else {
- WOLFSSL_MSG("Unknown State");
- state = ss_null_state;
- }
- break;
- default:
- WOLFSSL_MSG("Unknown State");
- state = ss_null_state;
- }
- } else {
- /* Send process */
- if (ssl->options.side == WOLFSSL_SERVER_END)
- state = ssl->options.serverState;
- else
- state = ssl->options.clientState;
- switch(state){
- case SERVER_HELLOVERIFYREQUEST_COMPLETE:
- state = ss_server_helloverify;
- break;
- case SERVER_HELLO_COMPLETE:
- state = ss_server_hello;
- break;
- case SERVER_CERT_COMPLETE:
- state = ss_server_cert;
- break;
- case SERVER_KEYEXCHANGE_COMPLETE:
- state = ss_server_keyexchange;
- break;
- case SERVER_HELLODONE_COMPLETE:
- state = ss_server_hellodone;
- break;
- case SERVER_CHANGECIPHERSPEC_COMPLETE:
- state = ss_server_changecipherspec;
- break;
- case SERVER_FINISHED_COMPLETE:
- state = ss_server_finished;
- break;
- case CLIENT_HELLO_COMPLETE:
- state = ss_client_hello;
- break;
- case CLIENT_KEYEXCHANGE_COMPLETE:
- state = ss_client_keyexchange;
- break;
- case CLIENT_CHANGECIPHERSPEC_COMPLETE:
- state = ss_client_changecipherspec;
- break;
- case CLIENT_FINISHED_COMPLETE:
- state = ss_client_finished;
- break;
- case HANDSHAKE_DONE:
- state = ss_handshake_done;
- break;
- default:
- WOLFSSL_MSG("Unknown State");
- state = ss_null_state;
- }
- }
- if (protocol == UNKNOWN)
- return NULL;
- else
- return OUTPUT_STR[state][protocol][cbmode];
- }
- /*
- * Sets default PEM callback password if null is passed into
- * the callback parameter of a PEM_read_bio_* function.
- *
- * Returns callback phrase size on success or WOLFSSL_FAILURE otherwise.
- */
- int wolfSSL_PEM_def_callback(char* name, int num, int w, void* key)
- {
- int sz;
- (void)w;
- WOLFSSL_ENTER("wolfSSL_PEM_def_callback");
- /* We assume that the user passes a default password as userdata */
- if (key) {
- sz = (int)XSTRLEN((const char*)key);
- sz = (sz > num) ? num : sz;
- XMEMCPY(name, key, sz);
- return sz;
- } else {
- WOLFSSL_MSG("Error, default password cannot be created.");
- return WOLFSSL_FAILURE;
- }
- }
- #endif /* OPENSSL_EXTRA */
- static long wolf_set_options(long old_op, long op)
- {
- /* if SSL_OP_ALL then turn all bug workarounds on */
- if ((op & SSL_OP_ALL) == SSL_OP_ALL) {
- WOLFSSL_MSG("\tSSL_OP_ALL");
- }
- /* by default cookie exchange is on with DTLS */
- if ((op & SSL_OP_COOKIE_EXCHANGE) == SSL_OP_COOKIE_EXCHANGE) {
- WOLFSSL_MSG("\tSSL_OP_COOKIE_EXCHANGE : on by default");
- }
- if ((op & WOLFSSL_OP_NO_SSLv2) == WOLFSSL_OP_NO_SSLv2) {
- WOLFSSL_MSG("\tWOLFSSL_OP_NO_SSLv2 : wolfSSL does not support SSLv2");
- }
- #ifdef SSL_OP_NO_TLSv1_3
- if ((op & SSL_OP_NO_TLSv1_3) == SSL_OP_NO_TLSv1_3) {
- WOLFSSL_MSG("\tSSL_OP_NO_TLSv1_3");
- }
- #endif
- if ((op & WOLFSSL_OP_NO_TLSv1_2) == WOLFSSL_OP_NO_TLSv1_2) {
- WOLFSSL_MSG("\tSSL_OP_NO_TLSv1_2");
- }
- if ((op & WOLFSSL_OP_NO_TLSv1_1) == WOLFSSL_OP_NO_TLSv1_1) {
- WOLFSSL_MSG("\tSSL_OP_NO_TLSv1_1");
- }
- if ((op & WOLFSSL_OP_NO_TLSv1) == WOLFSSL_OP_NO_TLSv1) {
- WOLFSSL_MSG("\tSSL_OP_NO_TLSv1");
- }
- if ((op & WOLFSSL_OP_NO_SSLv3) == WOLFSSL_OP_NO_SSLv3) {
- WOLFSSL_MSG("\tSSL_OP_NO_SSLv3");
- }
- if ((op & WOLFSSL_OP_CIPHER_SERVER_PREFERENCE) ==
- WOLFSSL_OP_CIPHER_SERVER_PREFERENCE) {
- WOLFSSL_MSG("\tWOLFSSL_OP_CIPHER_SERVER_PREFERENCE");
- }
- if ((op & SSL_OP_NO_COMPRESSION) == SSL_OP_NO_COMPRESSION) {
- #ifdef HAVE_LIBZ
- WOLFSSL_MSG("SSL_OP_NO_COMPRESSION");
- #else
- WOLFSSL_MSG("SSL_OP_NO_COMPRESSION: compression not compiled in");
- #endif
- }
- return old_op | op;
- }
- #if defined(OPENSSL_EXTRA) || defined(WOLFSSL_WPAS_SMALL)
- long wolfSSL_set_options(WOLFSSL* ssl, long op)
- {
- word16 haveRSA = 1;
- word16 havePSK = 0;
- int keySz = 0;
- WOLFSSL_ENTER("wolfSSL_set_options");
- if (ssl == NULL) {
- return 0;
- }
- ssl->options.mask = wolf_set_options(ssl->options.mask, op);
- #ifdef SSL_OP_NO_TLSv1_3
- if ((ssl->options.mask & SSL_OP_NO_TLSv1_3) == SSL_OP_NO_TLSv1_3) {
- if (ssl->version.minor == TLSv1_3_MINOR)
- ssl->version.minor = TLSv1_2_MINOR;
- }
- #endif
- if ((ssl->options.mask & SSL_OP_NO_TLSv1_2) == SSL_OP_NO_TLSv1_2) {
- if (ssl->version.minor == TLSv1_2_MINOR)
- ssl->version.minor = TLSv1_1_MINOR;
- }
- if ((ssl->options.mask & SSL_OP_NO_TLSv1_1) == SSL_OP_NO_TLSv1_1) {
- if (ssl->version.minor == TLSv1_1_MINOR)
- ssl->version.minor = TLSv1_MINOR;
- }
- if ((ssl->options.mask & SSL_OP_NO_TLSv1) == SSL_OP_NO_TLSv1) {
- if (ssl->version.minor == TLSv1_MINOR)
- ssl->version.minor = SSLv3_MINOR;
- }
- if ((ssl->options.mask & SSL_OP_NO_COMPRESSION) == SSL_OP_NO_COMPRESSION) {
- #ifdef HAVE_LIBZ
- ssl->options.usingCompression = 0;
- #endif
- }
- /* in the case of a version change the cipher suites should be reset */
- #ifndef NO_PSK
- havePSK = ssl->options.havePSK;
- #endif
- #ifdef NO_RSA
- haveRSA = 0;
- #endif
- #ifndef NO_CERTS
- keySz = ssl->buffers.keySz;
- #endif
- if (ssl->suites != NULL && ssl->options.side != WOLFSSL_NEITHER_END)
- InitSuites(ssl->suites, ssl->version, keySz, haveRSA, havePSK,
- ssl->options.haveDH, ssl->options.haveECDSAsig,
- ssl->options.haveECC, ssl->options.haveStaticECC,
- ssl->options.haveAnon, ssl->options.side);
- return ssl->options.mask;
- }
- long wolfSSL_get_options(const WOLFSSL* ssl)
- {
- WOLFSSL_ENTER("wolfSSL_get_options");
- if(ssl == NULL)
- return WOLFSSL_FAILURE;
- return ssl->options.mask;
- }
- #endif /* OPENSSL_EXTRA || WOLFSSL_WPAS_SMALL */
- #if defined(HAVE_SECURE_RENEGOTIATION) \
- || defined(HAVE_SERVER_RENEGOTIATION_INFO)
- /* clears the counter for number of renegotiations done
- * returns the current count before it is cleared */
- long wolfSSL_clear_num_renegotiations(WOLFSSL *s)
- {
- long total;
- WOLFSSL_ENTER("wolfSSL_clear_num_renegotiations");
- if (s == NULL)
- return 0;
- total = s->secure_rene_count;
- s->secure_rene_count = 0;
- return total;
- }
- /* return the number of renegotiations since wolfSSL_new */
- long wolfSSL_total_renegotiations(WOLFSSL *s)
- {
- WOLFSSL_ENTER("wolfSSL_total_renegotiations");
- return wolfSSL_num_renegotiations(s);
- }
- /* return the number of renegotiations since wolfSSL_new */
- long wolfSSL_num_renegotiations(WOLFSSL* s)
- {
- if (s == NULL) {
- return 0;
- }
- return s->secure_rene_count;
- }
- /* Is there a renegotiation currently in progress? */
- int wolfSSL_SSL_renegotiate_pending(WOLFSSL *s)
- {
- return s && s->options.handShakeDone &&
- s->options.handShakeState != HANDSHAKE_DONE ? 1 : 0;
- }
- #endif /* HAVE_SECURE_RENEGOTIATION || HAVE_SERVER_RENEGOTIATION_INFO */
- #ifdef OPENSSL_EXTRA
- long wolfSSL_clear_options(WOLFSSL* ssl, long opt)
- {
- WOLFSSL_ENTER("SSL_clear_options");
- if(ssl == NULL)
- return WOLFSSL_FAILURE;
- ssl->options.mask &= ~opt;
- return ssl->options.mask;
- }
- #ifndef NO_DH
- long wolfSSL_set_tmp_dh(WOLFSSL *ssl, WOLFSSL_DH *dh)
- {
- int pSz, gSz;
- byte *p, *g;
- int ret = 0;
- WOLFSSL_ENTER("wolfSSL_set_tmp_dh");
- if (!ssl || !dh)
- return BAD_FUNC_ARG;
- /* Get needed size for p and g */
- pSz = wolfSSL_BN_bn2bin(dh->p, NULL);
- gSz = wolfSSL_BN_bn2bin(dh->g, NULL);
- if (pSz <= 0 || gSz <= 0)
- return WOLFSSL_FATAL_ERROR;
- p = (byte*)XMALLOC(pSz, ssl->heap, DYNAMIC_TYPE_PUBLIC_KEY);
- if (!p)
- return MEMORY_E;
- g = (byte*)XMALLOC(gSz, ssl->heap, DYNAMIC_TYPE_PUBLIC_KEY);
- if (!g) {
- XFREE(p, ssl->heap, DYNAMIC_TYPE_PUBLIC_KEY);
- return MEMORY_E;
- }
- pSz = wolfSSL_BN_bn2bin(dh->p, p);
- gSz = wolfSSL_BN_bn2bin(dh->g, g);
- if (pSz >= 0 && gSz >= 0) /* Conversion successful */
- ret = wolfSSL_SetTmpDH(ssl, p, pSz, g, gSz);
- XFREE(p, ssl->heap, DYNAMIC_TYPE_PUBLIC_KEY);
- XFREE(g, ssl->heap, DYNAMIC_TYPE_PUBLIC_KEY);
- return pSz > 0 && gSz > 0 ? ret : WOLFSSL_FATAL_ERROR;
- }
- #endif /* !NO_DH */
- #ifdef HAVE_PK_CALLBACKS
- long wolfSSL_set_tlsext_debug_arg(WOLFSSL* ssl, void *arg)
- {
- if (ssl == NULL) {
- return WOLFSSL_FAILURE;
- }
- ssl->loggingCtx = arg;
- return WOLFSSL_SUCCESS;
- }
- #endif /* HAVE_PK_CALLBACKS */
- #if defined(OPENSSL_ALL) || defined(WOLFSSL_HAPROXY)
- const unsigned char *SSL_SESSION_get0_id_context(const WOLFSSL_SESSION *sess, unsigned int *sid_ctx_length)
- {
- const byte *c = wolfSSL_SESSION_get_id((WOLFSSL_SESSION *)sess, sid_ctx_length);
- return c;
- }
- #endif
- /*** TBD ***/
- #ifndef NO_WOLFSSL_STUB
- WOLFSSL_API int wolfSSL_sk_SSL_COMP_zero(WOLFSSL_STACK* st)
- {
- (void)st;
- WOLFSSL_STUB("wolfSSL_sk_SSL_COMP_zero");
- /* wolfSSL_set_options(ssl, SSL_OP_NO_COMPRESSION); */
- return WOLFSSL_FAILURE;
- }
- #endif
- #ifdef HAVE_CERTIFICATE_STATUS_REQUEST
- long wolfSSL_set_tlsext_status_type(WOLFSSL *s, int type)
- {
- WOLFSSL_ENTER("wolfSSL_set_tlsext_status_type");
- if (s == NULL){
- return BAD_FUNC_ARG;
- }
- if (type == TLSEXT_STATUSTYPE_ocsp){
- int r = TLSX_UseCertificateStatusRequest(&s->extensions, (byte)type, 0, s,
- s->heap, s->devId);
- return (long)r;
- } else {
- WOLFSSL_MSG(
- "SSL_set_tlsext_status_type only supports TLSEXT_STATUSTYPE_ocsp type.");
- return SSL_FAILURE;
- }
- }
- long wolfSSL_get_tlsext_status_type(WOLFSSL *s)
- {
- TLSX* extension;
- if (s == NULL)
- return WOLFSSL_FATAL_ERROR;
- extension = TLSX_Find(s->extensions, TLSX_STATUS_REQUEST);
- return extension != NULL ? TLSEXT_STATUSTYPE_ocsp : WOLFSSL_FATAL_ERROR;
- }
- #endif /* HAVE_CERTIFICATE_STATUS_REQUEST */
- #ifndef NO_WOLFSSL_STUB
- WOLFSSL_API long wolfSSL_get_tlsext_status_exts(WOLFSSL *s, void *arg)
- {
- (void)s;
- (void)arg;
- WOLFSSL_STUB("wolfSSL_get_tlsext_status_exts");
- return WOLFSSL_FAILURE;
- }
- #endif
- /*** TBD ***/
- #ifndef NO_WOLFSSL_STUB
- WOLFSSL_API long wolfSSL_set_tlsext_status_exts(WOLFSSL *s, void *arg)
- {
- (void)s;
- (void)arg;
- WOLFSSL_STUB("wolfSSL_set_tlsext_status_exts");
- return WOLFSSL_FAILURE;
- }
- WOLFSSL_ASN1_TIME* wolfSSL_X509_gmtime_adj(WOLFSSL_ASN1_TIME *s, long adj)
- {
- return wolfSSL_X509_time_adj(s, adj, NULL);
- }
- #endif
- /*** TBD ***/
- #ifndef NO_WOLFSSL_STUB
- WOLFSSL_API long wolfSSL_get_tlsext_status_ids(WOLFSSL *s, void *arg)
- {
- (void)s;
- (void)arg;
- WOLFSSL_STUB("wolfSSL_get_tlsext_status_ids");
- return WOLFSSL_FAILURE;
- }
- #endif
- /*** TBD ***/
- #ifndef NO_WOLFSSL_STUB
- WOLFSSL_API long wolfSSL_set_tlsext_status_ids(WOLFSSL *s, void *arg)
- {
- (void)s;
- (void)arg;
- WOLFSSL_STUB("wolfSSL_set_tlsext_status_ids");
- return WOLFSSL_FAILURE;
- }
- #endif
- /*** TBD ***/
- #ifndef NO_WOLFSSL_STUB
- WOLFSSL_API int SSL_SESSION_set1_id(WOLFSSL_SESSION *s, const unsigned char *sid, unsigned int sid_len)
- {
- (void)s;
- (void)sid;
- (void)sid_len;
- WOLFSSL_STUB("SSL_SESSION_set1_id");
- return WOLFSSL_FAILURE;
- }
- #endif
- #ifndef NO_WOLFSSL_STUB
- /*** TBD ***/
- WOLFSSL_API int SSL_SESSION_set1_id_context(WOLFSSL_SESSION *s, const unsigned char *sid_ctx, unsigned int sid_ctx_len)
- {
- (void)s;
- (void)sid_ctx;
- (void)sid_ctx_len;
- WOLFSSL_STUB("SSL_SESSION_set1_id_context");
- return WOLFSSL_FAILURE;
- }
- #endif
- #if defined(OPENSSL_ALL) || defined(WOLFSSL_APACHE_HTTPD) \
- || defined(WOLFSSL_HAPROXY) || defined(WOLFSSL_WPAS)
- WOLFSSL_X509_ALGOR* wolfSSL_X509_ALGOR_new(void)
- {
- WOLFSSL_X509_ALGOR* ret;
- ret = (WOLFSSL_X509_ALGOR*)XMALLOC(sizeof(WOLFSSL_X509_ALGOR), NULL,
- DYNAMIC_TYPE_OPENSSL);
- if (ret) {
- XMEMSET(ret, 0, sizeof(WOLFSSL_X509_ALGOR));
- }
- return ret;
- }
- void wolfSSL_X509_ALGOR_free(WOLFSSL_X509_ALGOR *alg)
- {
- if (alg) {
- wolfSSL_ASN1_OBJECT_free(alg->algorithm);
- wolfSSL_ASN1_TYPE_free(alg->parameter);
- XFREE(alg, NULL, DYNAMIC_TYPE_OPENSSL);
- }
- }
- /* Returns X509_ALGOR struct with signature algorithm */
- const WOLFSSL_X509_ALGOR* wolfSSL_X509_get0_tbs_sigalg(const WOLFSSL_X509 *x509)
- {
- WOLFSSL_ENTER("X509_get0_tbs_sigalg");
- if (x509 == NULL) {
- WOLFSSL_MSG("x509 struct NULL error");
- return NULL;
- }
- return &x509->algor;
- }
- /* Sets paobj pointer to X509_ALGOR signature algorithm */
- void wolfSSL_X509_ALGOR_get0(const WOLFSSL_ASN1_OBJECT **paobj, int *pptype,
- const void **ppval, const WOLFSSL_X509_ALGOR *algor)
- {
- WOLFSSL_ENTER("X509_ALGOR_get0");
- if (!algor) {
- WOLFSSL_MSG("algor object is NULL");
- return;
- }
- if (paobj)
- *paobj = algor->algorithm;
- if (ppval)
- *ppval = algor->algorithm;
- if (pptype) {
- if (algor->parameter) {
- *pptype = algor->parameter->type;
- }
- else {
- /* Default to V_ASN1_OBJECT */
- *pptype = V_ASN1_OBJECT;
- }
- }
- }
- /**
- * Populate algor members.
- *
- * @param algor The object to be set
- * @param aobj The value to be set in algor->algorithm
- * @param ptype The type of algor->parameter
- * @param pval The value of algor->parameter
- * @return WOLFSSL_SUCCESS on success
- * WOLFSSL_FAILURE on missing parameters or bad malloc
- */
- int wolfSSL_X509_ALGOR_set0(WOLFSSL_X509_ALGOR *algor, WOLFSSL_ASN1_OBJECT *aobj,
- int ptype, void *pval)
- {
- if (!algor) {
- return WOLFSSL_FAILURE;
- }
- if (aobj) {
- algor->algorithm = aobj;
- }
- if (pval) {
- if (!algor->parameter) {
- algor->parameter = wolfSSL_ASN1_TYPE_new();
- if (!algor->parameter) {
- return WOLFSSL_FAILURE;
- }
- }
- wolfSSL_ASN1_TYPE_set(algor->parameter, ptype, pval);
- }
- return WOLFSSL_SUCCESS;
- }
- /**
- * Set `a` in a smart way.
- *
- * @param a Object to set
- * @param type The type of object in value
- * @param value Object to set
- */
- void wolfSSL_ASN1_TYPE_set(WOLFSSL_ASN1_TYPE *a, int type, void *value)
- {
- if (!a || !value) {
- return;
- }
- switch (type) {
- case V_ASN1_OBJECT:
- a->value.object = (WOLFSSL_ASN1_OBJECT*)value;
- break;
- case V_ASN1_UTCTIME:
- a->value.utctime = (WOLFSSL_ASN1_TIME*)value;
- break;
- case V_ASN1_GENERALIZEDTIME:
- a->value.generalizedtime = (WOLFSSL_ASN1_TIME*)value;
- break;
- default:
- WOLFSSL_MSG("Unknown or unsupported ASN1_TYPE");
- return;
- }
- a->type = type;
- }
- /**
- * Allocate a new WOLFSSL_ASN1_TYPE object.
- *
- * @return New zero'ed WOLFSSL_ASN1_TYPE object
- */
- WOLFSSL_ASN1_TYPE* wolfSSL_ASN1_TYPE_new(void)
- {
- WOLFSSL_ASN1_TYPE* ret = (WOLFSSL_ASN1_TYPE*)XMALLOC(sizeof(WOLFSSL_ASN1_TYPE),
- NULL, DYNAMIC_TYPE_OPENSSL);
- if (!ret)
- return NULL;
- XMEMSET(ret, 0, sizeof(WOLFSSL_ASN1_TYPE));
- return ret;
- }
- /**
- * Free WOLFSSL_ASN1_TYPE and all its members.
- *
- * @param at Object to free
- */
- void wolfSSL_ASN1_TYPE_free(WOLFSSL_ASN1_TYPE* at)
- {
- if (at) {
- switch (at->type) {
- case V_ASN1_OBJECT:
- wolfSSL_ASN1_OBJECT_free(at->value.object);
- break;
- case V_ASN1_UTCTIME:
- #ifndef NO_ASN_TIME
- wolfSSL_ASN1_TIME_free(at->value.utctime);
- #endif
- break;
- case V_ASN1_GENERALIZEDTIME:
- #ifndef NO_ASN_TIME
- wolfSSL_ASN1_TIME_free(at->value.generalizedtime);
- #endif
- break;
- case V_ASN1_UTF8STRING:
- case V_ASN1_PRINTABLESTRING:
- case V_ASN1_T61STRING:
- case V_ASN1_IA5STRING:
- case V_ASN1_UNIVERSALSTRING:
- wolfSSL_ASN1_STRING_free(at->value.asn1_string);
- break;
- default:
- WOLFSSL_MSG("Unknown or unsupported ASN1_TYPE");
- break;
- }
- XFREE(at, NULL, DYNAMIC_TYPE_OPENSSL);
- }
- }
- /**
- * Allocate a new WOLFSSL_X509_PUBKEY object.
- *
- * @return New zero'ed WOLFSSL_X509_PUBKEY object
- */
- WOLFSSL_X509_PUBKEY *wolfSSL_X509_PUBKEY_new(void)
- {
- WOLFSSL_X509_PUBKEY *ret;
- ret = (WOLFSSL_X509_PUBKEY*)XMALLOC(sizeof(WOLFSSL_X509_PUBKEY), NULL,
- DYNAMIC_TYPE_OPENSSL);
- if (!ret) {
- return NULL;
- }
- XMEMSET(ret, 0, sizeof(WOLFSSL_X509_PUBKEY));
- ret->algor = wolfSSL_X509_ALGOR_new();
- if (!ret->algor) {
- wolfSSL_X509_PUBKEY_free(ret);
- return NULL;
- }
- return ret;
- }
- /**
- * Free WOLFSSL_X509_PUBKEY and all its members.
- *
- * @param at Object to free
- */
- void wolfSSL_X509_PUBKEY_free(WOLFSSL_X509_PUBKEY *x)
- {
- if (x) {
- if (x->algor) {
- wolfSSL_X509_ALGOR_free(x->algor);
- }
- if (x->pkey) {
- wolfSSL_EVP_PKEY_free(x->pkey);
- }
- XFREE(x, NULL, DYNAMIC_TYPE_OPENSSL);
- }
- }
- /* Returns X509_PUBKEY structure containing X509_ALGOR and EVP_PKEY */
- WOLFSSL_X509_PUBKEY* wolfSSL_X509_get_X509_PUBKEY(const WOLFSSL_X509* x509)
- {
- WOLFSSL_ENTER("X509_get_X509_PUBKEY");
- if (x509 == NULL) {
- WOLFSSL_MSG("x509 struct NULL error");
- return NULL;
- }
- return (WOLFSSL_X509_PUBKEY*)&x509->key;
- }
- /* Sets ppkalg pointer to X509_PUBKEY algorithm. Returns WOLFSSL_SUCCESS on
- success or WOLFSSL_FAILURE on error. */
- int wolfSSL_X509_PUBKEY_get0_param(WOLFSSL_ASN1_OBJECT **ppkalg,
- const unsigned char **pk, int *ppklen, WOLFSSL_X509_ALGOR **pa,
- WOLFSSL_X509_PUBKEY *pub)
- {
- WOLFSSL_ENTER("X509_PUBKEY_get0_param");
- if (!pub || !pub->pubKeyOID) {
- WOLFSSL_MSG("X509_PUBKEY struct not populated");
- return WOLFSSL_FAILURE;
- }
- if (!pub->algor) {
- if (!(pub->algor = wolfSSL_X509_ALGOR_new())) {
- return WOLFSSL_FAILURE;
- }
- pub->algor->algorithm = wolfSSL_OBJ_nid2obj(pub->pubKeyOID);
- if (pub->algor->algorithm == NULL) {
- WOLFSSL_MSG("Failed to create object from NID");
- return WOLFSSL_FAILURE;
- }
- }
- if (pa)
- *pa = pub->algor;
- if (ppkalg)
- *ppkalg = pub->algor->algorithm;
- if (pk)
- *pk = (unsigned char*)pub->pkey->pkey.ptr;
- if (ppklen)
- *ppklen = pub->pkey->pkey_sz;
- return WOLFSSL_SUCCESS;
- }
- /* Returns a pointer to the pkey when passed a key */
- WOLFSSL_EVP_PKEY* wolfSSL_X509_PUBKEY_get(WOLFSSL_X509_PUBKEY* key)
- {
- WOLFSSL_ENTER("wolfSSL_X509_PUBKEY_get");
- if (key == NULL || key->pkey == NULL) {
- WOLFSSL_LEAVE("wolfSSL_X509_PUBKEY_get", BAD_FUNC_ARG);
- return NULL;
- }
- if (wolfSSL_EVP_PKEY_up_ref(key->pkey) != WOLFSSL_SUCCESS) {
- WOLFSSL_LEAVE("wolfSSL_X509_PUBKEY_get", BAD_MUTEX_E);
- return NULL;
- }
- WOLFSSL_LEAVE("wolfSSL_X509_PUBKEY_get", WOLFSSL_SUCCESS);
- return key->pkey;
- }
- int wolfSSL_X509_PUBKEY_set(WOLFSSL_X509_PUBKEY **x, WOLFSSL_EVP_PKEY *key)
- {
- WOLFSSL_X509_PUBKEY *pk = NULL;
- WOLFSSL_ENTER("wolfSSL_X509_PUBKEY_set");
- if (!x || !key) {
- return WOLFSSL_FAILURE;
- }
- if (!(pk = wolfSSL_X509_PUBKEY_new())) {
- return WOLFSSL_FAILURE;
- }
- switch (key->type) {
- #ifndef NO_RSA
- case EVP_PKEY_RSA:
- pk->algor->algorithm= wolfSSL_OBJ_nid2obj(NID_rsaEncryption);
- break;
- #endif
- #ifndef NO_DSA
- case EVP_PKEY_DSA:
- pk->algor->algorithm = wolfSSL_OBJ_nid2obj(NID_dsa);
- break;
- #endif
- #ifdef HAVE_ECC
- case EVP_PKEY_EC:
- pk->algor->algorithm = wolfSSL_OBJ_nid2obj(NID_X9_62_id_ecPublicKey);
- break;
- #endif
- default:
- WOLFSSL_MSG("Unknown key type");
- goto error;
- }
- if (!pk->algor->algorithm) {
- WOLFSSL_MSG("Failed to create algorithm object");
- goto error;
- }
- if (!wolfSSL_EVP_PKEY_up_ref(key)) {
- WOLFSSL_MSG("Failed to up key reference");
- goto error;
- }
- pk->pkey = key;
- wolfSSL_X509_PUBKEY_free(*x);
- *x = pk;
- return WOLFSSL_SUCCESS;
- error:
- if (pk) {
- wolfSSL_X509_PUBKEY_free(pk);
- }
- return WOLFSSL_FAILURE;
- }
- #endif /* OPENSSL_ALL || WOLFSSL_APACHE_HTTPD || WOLFSSL_HAPROXY*/
- #ifndef NO_WOLFSSL_STUB
- /*** TBD ***/
- WOLFSSL_API WOLFSSL_EVP_PKEY *wolfSSL_get_privatekey(const WOLFSSL *ssl)
- {
- (void)ssl;
- WOLFSSL_STUB("SSL_get_privatekey");
- return NULL;
- }
- #endif
- /**
- * Get a textual representation of given WOLFSSL_ASN1_OBJECT then write it to
- * buf at most buf_len bytes.
- *
- * params
- * - buf: buffer where the textual representation is to be written to
- * - buf_len: buffer size in bytes
- * - a: WOLFSSL_ASN1_OBJECT
- *
- * return the string length written on success, WOLFSSL_FAILURE on failure.
- */
- WOLFSSL_API int wolfSSL_i2t_ASN1_OBJECT(char *buf, int buf_len,
- WOLFSSL_ASN1_OBJECT *a)
- {
- WOLFSSL_ENTER("wolfSSL_i2t_ASN1_OBJECT");
- return wolfSSL_OBJ_obj2txt(buf, buf_len, a, 0);
- }
- WOLFSSL_ASN1_OBJECT *wolfSSL_d2i_ASN1_OBJECT(WOLFSSL_ASN1_OBJECT **a,
- const unsigned char **der,
- long length)
- {
- const unsigned char *d;
- long len;
- int tag, cls;
- WOLFSSL_ASN1_OBJECT* ret = NULL;
- WOLFSSL_ENTER("wolfSSL_d2i_ASN1_OBJECT");
- if (!der || !*der || length <= 0) {
- WOLFSSL_MSG("Bad parameter");
- return NULL;
- }
- d = *der;
- if (wolfSSL_ASN1_get_object(&d, &len, &tag, &cls, length) & 0x80) {
- WOLFSSL_MSG("wolfSSL_ASN1_get_object error");
- return NULL;
- }
- /* d now points to value */
- if (tag != ASN_OBJECT_ID) {
- WOLFSSL_MSG("Not an ASN object");
- return NULL;
- }
- ret = wolfSSL_c2i_ASN1_OBJECT(a, &d, len);
- if (ret)
- *der = d;
- return ret;
- }
- /**
- * Parse an ASN1 encoded input and output information about the parsed object
- * @param in ASN1 encoded data. *in is moved to the value of the ASN1 object
- * @param len Length of parsed ASN1 object
- * @param tag Tag value of parsed ASN1 object
- * @param cls Class of parsed ASN1 object
- * @param inLen Length of *in buffer
- * @return int Depends on which bits are set in the returned int:
- * 0x80 an error occurred during parsing
- * 0x20 parsed object is constructed
- * 0x01 the parsed object length is infinite
- */
- int wolfSSL_ASN1_get_object(const unsigned char **in, long *len, int *tag,
- int *cls, long inLen)
- {
- word32 inOutIdx = 0;
- int l;
- byte t;
- int ret = 0x80;
- WOLFSSL_ENTER("wolfSSL_ASN1_get_object");
- if (!in || !*in || !len || !tag || !cls || inLen == 0) {
- WOLFSSL_MSG("Bad parameter");
- return ret;
- }
- if (GetASNTag(*in, &inOutIdx, &t, (word32)inLen) != 0) {
- WOLFSSL_MSG("GetASNTag error");
- return ret;
- }
- if (GetLength(*in, &inOutIdx, &l, (word32)inLen) < 0) {
- WOLFSSL_MSG("GetLength error");
- return ret;
- }
- *tag = t & 0x1F; /* Tag number is 5 lsb */
- *cls = t & 0xC0; /* Class is 2 msb */
- *len = l;
- ret = t & ASN_CONSTRUCTED;
- if (l > (int)(inLen - inOutIdx)) {
- /* Still return other values but indicate error in msb */
- ret |= 0x80;
- }
- *in += inOutIdx;
- return ret;
- }
- WOLFSSL_ASN1_OBJECT *wolfSSL_c2i_ASN1_OBJECT(WOLFSSL_ASN1_OBJECT **a,
- const unsigned char **pp, long len)
- {
- WOLFSSL_ASN1_OBJECT* ret = NULL;
- WOLFSSL_ENTER("wolfSSL_c2i_ASN1_OBJECT");
- if (!pp || !*pp || len <= 0) {
- WOLFSSL_MSG("Bad parameter");
- return NULL;
- }
- if (!(ret = wolfSSL_ASN1_OBJECT_new())) {
- WOLFSSL_MSG("wolfSSL_ASN1_OBJECT_new error");
- return NULL;
- }
- ret->obj = (const unsigned char*)XMALLOC(len, NULL, DYNAMIC_TYPE_ASN1);
- if (!ret->obj) {
- WOLFSSL_MSG("error allocating asn data memory");
- wolfSSL_ASN1_OBJECT_free(ret);
- return NULL;
- }
- XMEMCPY((byte*)ret->obj, *pp, len);
- ret->objSz = (unsigned int)len;
- ret->dynamic |= WOLFSSL_ASN1_DYNAMIC_DATA;
- *pp += len;
- if (a)
- *a = ret;
- return ret;
- }
- #ifndef NO_BIO
- /* Return number of bytes written to BIO on success. 0 on failure. */
- WOLFSSL_API int wolfSSL_i2a_ASN1_OBJECT(WOLFSSL_BIO *bp,
- WOLFSSL_ASN1_OBJECT *a)
- {
- int length = 0;
- word32 idx = 0;
- const char null_str[] = "NULL";
- WOLFSSL_ENTER("wolfSSL_i2a_ASN1_OBJECT");
- if (bp == NULL)
- return WOLFSSL_FAILURE;
- if (a == NULL) {
- /* Write "NULL" */
- if (wolfSSL_BIO_write(bp, null_str, (int)XSTRLEN(null_str)) ==
- (int)XSTRLEN(null_str)) {
- return (int)XSTRLEN(null_str);
- }
- else {
- return WOLFSSL_FAILURE;
- }
- }
- if ((a->obj == NULL) || (a->obj[idx++] != ASN_OBJECT_ID)) {
- WOLFSSL_MSG("Bad ASN1 Object");
- return WOLFSSL_FAILURE;
- }
- if (GetLength((const byte*)a->obj, &idx, &length,
- a->objSz) < 0 || length < 0) {
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_BIO_write(bp, a->obj + idx, length) == (int)length) {
- return length;
- }
- return WOLFSSL_FAILURE;
- }
- #endif /* !NO_BIO */
- /* Returns object data for an ASN1_OBJECT */
- /* If pp is NULL then only the size is returned */
- /* If pp has pointer to pointer then its used directly */
- /* If pp has pointer to pointer that is NULL then new variable is allocated */
- /* Failure returns WOLFSSL_FAILURE (0) */
- int wolfSSL_i2d_ASN1_OBJECT(WOLFSSL_ASN1_OBJECT *a, unsigned char **pp)
- {
- byte *p;
- WOLFSSL_ENTER("wolfSSL_i2d_ASN1_OBJECT");
- if (!a || !a->obj) {
- WOLFSSL_MSG("Bad parameters");
- return WOLFSSL_FAILURE;
- }
- if (!pp)
- return a->objSz;
- if (*pp)
- p = *pp;
- else {
- p = (byte*)XMALLOC(a->objSz, NULL, DYNAMIC_TYPE_OPENSSL);
- if (!p) {
- WOLFSSL_MSG("Bad malloc");
- return WOLFSSL_FAILURE;
- }
- }
- XMEMCPY(p, a->obj, a->objSz);
- *pp = p + a->objSz;
- return a->objSz;
- }
- #if defined(OPENSSL_ALL) || defined(WOLFSSL_HAPROXY) || defined(WOLFSSL_WPAS)
- WOLFSSL_API size_t wolfSSL_get_finished(const WOLFSSL *ssl, void *buf, size_t count)
- {
- WOLFSSL_ENTER("SSL_get_finished");
- byte len = 0;
- if (!ssl || !buf || count < TLS_FINISHED_SZ) {
- WOLFSSL_MSG("Bad parameter");
- return WOLFSSL_FAILURE;
- }
- if (ssl->options.side == WOLFSSL_SERVER_END) {
- len = ssl->serverFinished_len;
- XMEMCPY(buf, ssl->serverFinished, len);
- }
- else {
- len = ssl->clientFinished_len;
- XMEMCPY(buf, ssl->clientFinished, len);
- }
- return len;
- }
- WOLFSSL_API size_t wolfSSL_get_peer_finished(const WOLFSSL *ssl, void *buf, size_t count)
- {
- byte len = 0;
- WOLFSSL_ENTER("SSL_get_peer_finished");
-
- if (!ssl || !buf || count < TLS_FINISHED_SZ) {
- WOLFSSL_MSG("Bad parameter");
- return WOLFSSL_FAILURE;
- }
- if (ssl->options.side == WOLFSSL_CLIENT_END) {
- len = ssl->serverFinished_len;
- XMEMCPY(buf, ssl->serverFinished, len);
- }
- else {
- len = ssl->clientFinished_len;
- XMEMCPY(buf, ssl->clientFinished, len);
- }
- return len;
- }
- #endif /* WOLFSSL_HAPROXY */
- #ifndef NO_WOLFSSL_STUB
- /*** TBD ***/
- WOLFSSL_API void SSL_CTX_set_tmp_dh_callback(WOLFSSL_CTX *ctx, WOLFSSL_DH *(*dh) (WOLFSSL *ssl, int is_export, int keylength))
- {
- (void)ctx;
- (void)dh;
- WOLFSSL_STUB("SSL_CTX_set_tmp_dh_callback");
- }
- #endif
- #ifndef NO_WOLFSSL_STUB
- /*** TBD ***/
- WOLFSSL_API WOLF_STACK_OF(SSL_COMP) *SSL_COMP_get_compression_methods(void)
- {
- WOLFSSL_STUB("SSL_COMP_get_compression_methods");
- return NULL;
- }
- #endif
- int wolfSSL_sk_SSL_CIPHER_num(const WOLF_STACK_OF(WOLFSSL_CIPHER)* p)
- {
- WOLFSSL_ENTER("wolfSSL_sk_SSL_CIPHER_num");
- if (p == NULL) {
- return WOLFSSL_FATAL_ERROR;
- }
- return (int)p->num;
- }
- WOLFSSL_API WOLFSSL_CIPHER* wolfSSL_sk_SSL_CIPHER_value(WOLFSSL_STACK* sk, int i)
- {
- WOLFSSL_ENTER("wolfSSL_sk_SSL_CIPHER_value");
- return (WOLFSSL_CIPHER*)wolfSSL_sk_value(sk, i);
- }
- #if !defined(NETOS)
- WOLFSSL_API void ERR_load_SSL_strings(void)
- {
- }
- #endif
- #ifdef HAVE_OCSP
- WOLFSSL_API long wolfSSL_get_tlsext_status_ocsp_resp(WOLFSSL *s, unsigned char **resp)
- {
- if (s == NULL || resp == NULL)
- return 0;
- *resp = s->ocspResp;
- return s->ocspRespSz;
- }
- WOLFSSL_API long wolfSSL_set_tlsext_status_ocsp_resp(WOLFSSL *s, unsigned char *resp, int len)
- {
- if (s == NULL)
- return WOLFSSL_FAILURE;
- s->ocspResp = resp;
- s->ocspRespSz = len;
- return WOLFSSL_SUCCESS;
- }
- #endif /* HAVE_OCSP */
- #ifdef HAVE_MAX_FRAGMENT
- #ifndef NO_WOLFSSL_CLIENT
- /**
- * Set max fragment tls extension
- * @param c a pointer to WOLFSSL_CTX object
- * @param mode maximum fragment length mode
- * @return 1 on success, otherwise 0 or negative error code
- */
- WOLFSSL_API int wolfSSL_CTX_set_tlsext_max_fragment_length(WOLFSSL_CTX *c,
- unsigned char mode)
- {
- if (c == NULL || (mode < WOLFSSL_MFL_2_9 || mode > WOLFSSL_MFL_2_12 ))
- return BAD_FUNC_ARG;
- return wolfSSL_CTX_UseMaxFragment(c, mode);
- }
- /**
- * Set max fragment tls extension
- * @param c a pointer to WOLFSSL object
- * @param mode maximum fragment length mode
- * @return 1 on success, otherwise 0 or negative error code
- */
- WOLFSSL_API int wolfSSL_set_tlsext_max_fragment_length(WOLFSSL *s,
- unsigned char mode)
- {
- if (s == NULL || (mode < WOLFSSL_MFL_2_9 || mode > WOLFSSL_MFL_2_12 ))
- return BAD_FUNC_ARG;
- return wolfSSL_UseMaxFragment(s, mode);
- }
- #endif /* NO_WOLFSSL_CLIENT */
- #endif /* HAVE_MAX_FRAGMENT */
- #endif /* OPENSSL_EXTRA */
- #if defined(OPENSSL_EXTRA) || defined(OPENSSL_EXTRA_X509_SMALL)
- long wolfSSL_get_verify_result(const WOLFSSL *ssl)
- {
- if (ssl == NULL) {
- return WOLFSSL_FAILURE;
- }
- return ssl->peerVerifyRet;
- }
- #endif
- #ifdef OPENSSL_EXTRA
- #ifndef NO_WOLFSSL_STUB
- /* shows the number of accepts attempted by CTX in it's lifetime */
- long wolfSSL_CTX_sess_accept(WOLFSSL_CTX* ctx)
- {
- WOLFSSL_STUB("wolfSSL_CTX_sess_accept");
- (void)ctx;
- return 0;
- }
- #endif
- #ifndef NO_WOLFSSL_STUB
- /* shows the number of connects attempted CTX in it's lifetime */
- long wolfSSL_CTX_sess_connect(WOLFSSL_CTX* ctx)
- {
- WOLFSSL_STUB("wolfSSL_CTX_sess_connect");
- (void)ctx;
- return 0;
- }
- #endif
- #ifndef NO_WOLFSSL_STUB
- /* shows the number of accepts completed by CTX in it's lifetime */
- long wolfSSL_CTX_sess_accept_good(WOLFSSL_CTX* ctx)
- {
- WOLFSSL_STUB("wolfSSL_CTX_sess_accept_good");
- (void)ctx;
- return 0;
- }
- #endif
- #ifndef NO_WOLFSSL_STUB
- /* shows the number of connects completed by CTX in it's lifetime */
- long wolfSSL_CTX_sess_connect_good(WOLFSSL_CTX* ctx)
- {
- WOLFSSL_STUB("wolfSSL_CTX_sess_connect_good");
- (void)ctx;
- return 0;
- }
- #endif
- #ifndef NO_WOLFSSL_STUB
- /* shows the number of renegotiation accepts attempted by CTX */
- long wolfSSL_CTX_sess_accept_renegotiate(WOLFSSL_CTX* ctx)
- {
- WOLFSSL_STUB("wolfSSL_CTX_sess_accept_renegotiate");
- (void)ctx;
- return 0;
- }
- #endif
- #ifndef NO_WOLFSSL_STUB
- /* shows the number of renegotiation accepts attempted by CTX */
- long wolfSSL_CTX_sess_connect_renegotiate(WOLFSSL_CTX* ctx)
- {
- WOLFSSL_STUB("wolfSSL_CTX_sess_connect_renegotiate");
- (void)ctx;
- return 0;
- }
- #endif
- #ifndef NO_WOLFSSL_STUB
- long wolfSSL_CTX_sess_hits(WOLFSSL_CTX* ctx)
- {
- WOLFSSL_STUB("wolfSSL_CTX_sess_hits");
- (void)ctx;
- return 0;
- }
- #endif
- #ifndef NO_WOLFSSL_STUB
- long wolfSSL_CTX_sess_cb_hits(WOLFSSL_CTX* ctx)
- {
- WOLFSSL_STUB("wolfSSL_CTX_sess_cb_hits");
- (void)ctx;
- return 0;
- }
- #endif
- #ifndef NO_WOLFSSL_STUB
- long wolfSSL_CTX_sess_cache_full(WOLFSSL_CTX* ctx)
- {
- WOLFSSL_STUB("wolfSSL_CTX_sess_cache_full");
- (void)ctx;
- return 0;
- }
- #endif
- #ifndef NO_WOLFSSL_STUB
- long wolfSSL_CTX_sess_misses(WOLFSSL_CTX* ctx)
- {
- WOLFSSL_STUB("wolfSSL_CTX_sess_misses");
- (void)ctx;
- return 0;
- }
- #endif
- #ifndef NO_WOLFSSL_STUB
- long wolfSSL_CTX_sess_timeouts(WOLFSSL_CTX* ctx)
- {
- WOLFSSL_STUB("wolfSSL_CTX_sess_timeouts");
- (void)ctx;
- return 0;
- }
- #endif
- /* Return the total number of sessions */
- long wolfSSL_CTX_sess_number(WOLFSSL_CTX* ctx)
- {
- word32 total = 0;
- WOLFSSL_ENTER("wolfSSL_CTX_sess_number");
- (void)ctx;
- #if defined(WOLFSSL_SESSION_STATS) && !defined(NO_SESSION_CACHE)
- if (wolfSSL_get_session_stats(NULL, &total, NULL, NULL) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Error getting session stats");
- }
- #else
- WOLFSSL_MSG("Please use macro WOLFSSL_SESSION_STATS for session stats");
- #endif
- return (long)total;
- }
- #ifndef NO_CERTS
- long wolfSSL_CTX_add_extra_chain_cert(WOLFSSL_CTX* ctx, WOLFSSL_X509* x509)
- {
- byte* chain = NULL;
- long chainSz = 0;
- int derSz;
- const byte* der;
- int ret;
- int idx = 0;
- DerBuffer *derBuffer = NULL;
- WOLFSSL_ENTER("wolfSSL_CTX_add_extra_chain_cert");
- if (ctx == NULL || x509 == NULL) {
- WOLFSSL_MSG("Bad Argument");
- return WOLFSSL_FAILURE;
- }
- der = wolfSSL_X509_get_der(x509, &derSz);
- if (der == NULL || derSz <= 0) {
- WOLFSSL_MSG("Error getting X509 DER");
- return WOLFSSL_FAILURE;
- }
- if (ctx->certificate == NULL) {
- WOLFSSL_ENTER("wolfSSL_use_certificate_chain_buffer_format");
- /* Process buffer makes first certificate the leaf. */
- ret = ProcessBuffer(ctx, der, derSz, WOLFSSL_FILETYPE_ASN1, CERT_TYPE,
- NULL, NULL, 1, GET_VERIFY_SETTING_CTX(ctx));
- if (ret != WOLFSSL_SUCCESS) {
- WOLFSSL_LEAVE("wolfSSL_CTX_add_extra_chain_cert", ret);
- return WOLFSSL_FAILURE;
- }
- }
- else {
- /* TODO: Do this elsewhere. */
- ret = AllocDer(&derBuffer, derSz, CERT_TYPE, ctx->heap);
- if (ret != 0) {
- WOLFSSL_MSG("Memory Error");
- return WOLFSSL_FAILURE;
- }
- XMEMCPY(derBuffer->buffer, der, derSz);
- ret = AddCA(ctx->cm, &derBuffer, WOLFSSL_USER_CA,
- GET_VERIFY_SETTING_CTX(ctx));
- if (ret != WOLFSSL_SUCCESS) {
- WOLFSSL_LEAVE("wolfSSL_CTX_add_extra_chain_cert", ret);
- return WOLFSSL_FAILURE;
- }
- /* adding cert to existing chain */
- if (ctx->certChain != NULL && ctx->certChain->length > 0) {
- chainSz += ctx->certChain->length;
- }
- chainSz += OPAQUE24_LEN + derSz;
- chain = (byte*)XMALLOC(chainSz, ctx->heap, DYNAMIC_TYPE_DER);
- if (chain == NULL) {
- WOLFSSL_MSG("Memory Error");
- return WOLFSSL_FAILURE;
- }
- if (ctx->certChain != NULL && ctx->certChain->length > 0) {
- XMEMCPY(chain, ctx->certChain->buffer, ctx->certChain->length);
- idx = ctx->certChain->length;
- }
- c32to24(derSz, chain + idx);
- idx += OPAQUE24_LEN;
- XMEMCPY(chain + idx, der, derSz);
- idx += derSz;
- #ifdef WOLFSSL_TLS13
- ctx->certChainCnt++;
- #endif
- FreeDer(&ctx->certChain);
- ret = AllocDer(&ctx->certChain, idx, CERT_TYPE, ctx->heap);
- if (ret == 0) {
- XMEMCPY(ctx->certChain->buffer, chain, idx);
- }
- }
- /* on success WOLFSSL_X509 memory is responsibility of ctx */
- wolfSSL_X509_free(x509);
- if (chain != NULL)
- XFREE(chain, ctx->heap, DYNAMIC_TYPE_DER);
- return WOLFSSL_SUCCESS;
- }
- long wolfSSL_CTX_set_tlsext_status_arg(WOLFSSL_CTX* ctx, void* arg)
- {
- if (ctx == NULL || ctx->cm == NULL) {
- return WOLFSSL_FAILURE;
- }
- ctx->cm->ocspIOCtx = arg;
- return WOLFSSL_SUCCESS;
- }
- #endif /* NO_CERTS */
- /* Get the session cache mode for CTX
- *
- * ctx WOLFSSL_CTX struct to get cache mode from
- *
- * Returns a bit mask that has the session cache mode */
- WOLFSSL_API long wolfSSL_CTX_get_session_cache_mode(WOLFSSL_CTX* ctx)
- {
- long m = 0;
- WOLFSSL_ENTER("SSL_CTX_set_session_cache_mode");
- if (ctx == NULL) {
- return m;
- }
- if (ctx->sessionCacheOff != 1) {
- m |= SSL_SESS_CACHE_SERVER;
- }
- if (ctx->sessionCacheFlushOff == 1) {
- m |= SSL_SESS_CACHE_NO_AUTO_CLEAR;
- }
- #ifdef HAVE_EXT_CACHE
- if (ctx->internalCacheOff == 1) {
- m |= SSL_SESS_CACHE_NO_INTERNAL_STORE;
- }
- #endif
- return m;
- }
- int wolfSSL_get_read_ahead(const WOLFSSL* ssl)
- {
- if (ssl == NULL) {
- return WOLFSSL_FAILURE;
- }
- return ssl->readAhead;
- }
- int wolfSSL_set_read_ahead(WOLFSSL* ssl, int v)
- {
- if (ssl == NULL) {
- return WOLFSSL_FAILURE;
- }
- ssl->readAhead = (byte)v;
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_CTX_get_read_ahead(WOLFSSL_CTX* ctx)
- {
- if (ctx == NULL) {
- return WOLFSSL_FAILURE;
- }
- return ctx->readAhead;
- }
- int wolfSSL_CTX_set_read_ahead(WOLFSSL_CTX* ctx, int v)
- {
- if (ctx == NULL) {
- return WOLFSSL_FAILURE;
- }
- ctx->readAhead = (byte)v;
- return WOLFSSL_SUCCESS;
- }
- long wolfSSL_CTX_set_tlsext_opaque_prf_input_callback_arg(WOLFSSL_CTX* ctx,
- void* arg)
- {
- if (ctx == NULL) {
- return WOLFSSL_FAILURE;
- }
- ctx->userPRFArg = arg;
- return WOLFSSL_SUCCESS;
- }
- #ifndef NO_DES3
- /* 0 on success */
- int wolfSSL_DES_set_key(WOLFSSL_const_DES_cblock* myDes,
- WOLFSSL_DES_key_schedule* key)
- {
- #ifdef WOLFSSL_CHECK_DESKEY
- return wolfSSL_DES_set_key_checked(myDes, key);
- #else
- wolfSSL_DES_set_key_unchecked(myDes, key);
- return 0;
- #endif
- }
- /* return true in fail case (1) */
- static int DES_check(word32 mask, word32 mask2, unsigned char* key)
- {
- word32 value[2];
- /* sanity check on length made in wolfSSL_DES_set_key_checked */
- value[0] = mask;
- value[1] = mask2;
- return (XMEMCMP(value, key, sizeof(value)) == 0)? 1: 0;
- }
- /* check that the key is odd parity and is not a weak key
- * returns -1 if parity is wrong, -2 if weak/null key and 0 on success */
- int wolfSSL_DES_set_key_checked(WOLFSSL_const_DES_cblock* myDes,
- WOLFSSL_DES_key_schedule* key)
- {
- if (myDes == NULL || key == NULL) {
- WOLFSSL_MSG("Bad argument passed to wolfSSL_DES_set_key_checked");
- return -2;
- }
- else {
- word32 sz = sizeof(WOLFSSL_DES_key_schedule);
- /* sanity check before call to DES_check */
- if (sz != (sizeof(word32) * 2)) {
- WOLFSSL_MSG("Unexpected WOLFSSL_DES_key_schedule size");
- return -2;
- }
- /* check odd parity */
- if (wolfSSL_DES_check_key_parity(myDes) != 1) {
- WOLFSSL_MSG("Odd parity test fail");
- return -1;
- }
- if (wolfSSL_DES_is_weak_key(myDes) == 1) {
- WOLFSSL_MSG("Weak key found");
- return -2;
- }
- /* passed tests, now copy over key */
- XMEMCPY(key, myDes, sizeof(WOLFSSL_const_DES_cblock));
- return 0;
- }
- }
- /* check is not weak. Weak key list from Nist "Recommendation for the Triple
- * Data Encryption Algorithm (TDEA) Block Cipher"
- *
- * returns 1 if is weak 0 if not
- */
- int wolfSSL_DES_is_weak_key(WOLFSSL_const_DES_cblock* key)
- {
- word32 mask, mask2;
- WOLFSSL_ENTER("wolfSSL_DES_is_weak_key");
- if (key == NULL) {
- WOLFSSL_MSG("NULL key passed in");
- return 1;
- }
- mask = 0x01010101; mask2 = 0x01010101;
- if (DES_check(mask, mask2, *key)) {
- WOLFSSL_MSG("Weak key found");
- return 1;
- }
- mask = 0xFEFEFEFE; mask2 = 0xFEFEFEFE;
- if (DES_check(mask, mask2, *key)) {
- WOLFSSL_MSG("Weak key found");
- return 1;
- }
- mask = 0xE0E0E0E0; mask2 = 0xF1F1F1F1;
- if (DES_check(mask, mask2, *key)) {
- WOLFSSL_MSG("Weak key found");
- return 1;
- }
- mask = 0x1F1F1F1F; mask2 = 0x0E0E0E0E;
- if (DES_check(mask, mask2, *key)) {
- WOLFSSL_MSG("Weak key found");
- return 1;
- }
- /* semi-weak *key check (list from same Nist paper) */
- mask = 0x011F011F; mask2 = 0x010E010E;
- if (DES_check(mask, mask2, *key) ||
- DES_check(ByteReverseWord32(mask), ByteReverseWord32(mask2), *key)) {
- WOLFSSL_MSG("Weak key found");
- return 1;
- }
- mask = 0x01E001E0; mask2 = 0x01F101F1;
- if (DES_check(mask, mask2, *key) ||
- DES_check(ByteReverseWord32(mask), ByteReverseWord32(mask2), *key)) {
- WOLFSSL_MSG("Weak key found");
- return 1;
- }
- mask = 0x01FE01FE; mask2 = 0x01FE01FE;
- if (DES_check(mask, mask2, *key) ||
- DES_check(ByteReverseWord32(mask), ByteReverseWord32(mask2), *key)) {
- WOLFSSL_MSG("Weak key found");
- return 1;
- }
- mask = 0x1FE01FE0; mask2 = 0x0EF10EF1;
- if (DES_check(mask, mask2, *key) ||
- DES_check(ByteReverseWord32(mask), ByteReverseWord32(mask2), *key)) {
- WOLFSSL_MSG("Weak key found");
- return 1;
- }
- mask = 0x1FFE1FFE; mask2 = 0x0EFE0EFE;
- if (DES_check(mask, mask2, *key) ||
- DES_check(ByteReverseWord32(mask), ByteReverseWord32(mask2), *key)) {
- WOLFSSL_MSG("Weak key found");
- return 1;
- }
- return 0;
- }
- void wolfSSL_DES_set_key_unchecked(WOLFSSL_const_DES_cblock* myDes,
- WOLFSSL_DES_key_schedule* key)
- {
- if (myDes != NULL && key != NULL) {
- XMEMCPY(key, myDes, sizeof(WOLFSSL_const_DES_cblock));
- }
- }
- /* Sets the parity of the DES key for use */
- void wolfSSL_DES_set_odd_parity(WOLFSSL_DES_cblock* myDes)
- {
- word32 i;
- word32 sz = sizeof(WOLFSSL_DES_cblock);
- WOLFSSL_ENTER("wolfSSL_DES_set_odd_parity");
- for (i = 0; i < sz; i++) {
- unsigned char c = (*myDes)[i];
- if ((
- ((c >> 1) & 0x01) ^
- ((c >> 2) & 0x01) ^
- ((c >> 3) & 0x01) ^
- ((c >> 4) & 0x01) ^
- ((c >> 5) & 0x01) ^
- ((c >> 6) & 0x01) ^
- ((c >> 7) & 0x01)) == (c & 0x01)) {
- WOLFSSL_MSG("Flipping parity bit");
- (*myDes)[i] = c ^ 0x01;
- }
- }
- }
- int wolfSSL_DES_check_key_parity(WOLFSSL_DES_cblock *myDes)
- {
- word32 i;
- word32 sz = sizeof(WOLFSSL_DES_cblock);
- WOLFSSL_ENTER("wolfSSL_DES_check_key_parity");
- for (i = 0; i < sz; i++) {
- unsigned char c = (*myDes)[i];
- if ((
- ((c >> 1) & 0x01) ^
- ((c >> 2) & 0x01) ^
- ((c >> 3) & 0x01) ^
- ((c >> 4) & 0x01) ^
- ((c >> 5) & 0x01) ^
- ((c >> 6) & 0x01) ^
- ((c >> 7) & 0x01)) == (c & 0x01)) {
- return 0;
- }
- }
- return 1;
- }
- #ifdef WOLFSSL_DES_ECB
- /* Encrypt or decrypt input message desa with key and get output in desb.
- * if enc is DES_ENCRYPT,input message is encrypted or
- * if enc is DES_DECRYPT,input message is decrypted.
- * */
- void wolfSSL_DES_ecb_encrypt(WOLFSSL_DES_cblock* desa,
- WOLFSSL_DES_cblock* desb, WOLFSSL_DES_key_schedule* key, int enc)
- {
- Des myDes;
- WOLFSSL_ENTER("wolfSSL_DES_ecb_encrypt");
- if (desa == NULL || key == NULL || desb == NULL ||
- (enc != DES_ENCRYPT && enc != DES_DECRYPT)) {
- WOLFSSL_MSG("Bad argument passed to wolfSSL_DES_ecb_encrypt");
- } else {
- if (wc_Des_SetKey(&myDes, (const byte*) key,
- (const byte*) NULL, !enc) != 0) {
- WOLFSSL_MSG("wc_Des_SetKey return error.");
- return;
- }
- if (enc){
- if (wc_Des_EcbEncrypt(&myDes, (byte*) desb, (const byte*) desa,
- sizeof(WOLFSSL_DES_cblock)) != 0){
- WOLFSSL_MSG("wc_Des_EcbEncrypt return error.");
- }
- } else {
- if (wc_Des_EcbDecrypt(&myDes, (byte*) desb, (const byte*) desa,
- sizeof(WOLFSSL_DES_cblock)) != 0){
- WOLFSSL_MSG("wc_Des_EcbDecrpyt return error.");
- }
- }
- }
- }
- #endif
- #endif /* NO_DES3 */
- #ifndef NO_RC4
- /* Set the key state for Arc4 structure.
- *
- * key Arc4 structure to use
- * len length of data buffer
- * data initial state to set Arc4 structure
- */
- void wolfSSL_RC4_set_key(WOLFSSL_RC4_KEY* key, int len,
- const unsigned char* data)
- {
- typedef char rc4_test[sizeof(WOLFSSL_RC4_KEY) >= sizeof(Arc4) ? 1 : -1];
- (void)sizeof(rc4_test);
- WOLFSSL_ENTER("wolfSSL_RC4_set_key");
- if (key == NULL || len < 0) {
- WOLFSSL_MSG("bad argument passed in");
- return;
- }
- XMEMSET(key, 0, sizeof(WOLFSSL_RC4_KEY));
- wc_Arc4SetKey((Arc4*)key, data, (word32)len);
- }
- /* Encrypt/decrypt with Arc4 structure.
- *
- * len length of buffer to encrypt/decrypt (in/out)
- * in buffer to encrypt/decrypt
- * out results of encryption/decryption
- */
- void wolfSSL_RC4(WOLFSSL_RC4_KEY* key, size_t len,
- const unsigned char* in, unsigned char* out)
- {
- WOLFSSL_ENTER("wolfSSL_RC4");
- if (key == NULL || in == NULL || out == NULL) {
- WOLFSSL_MSG("Bad argument passed in");
- return;
- }
- wc_Arc4Process((Arc4*)key, out, in, (word32)len);
- }
- #endif /* NO_RC4 */
- #ifndef NO_AES
- #ifdef WOLFSSL_AES_DIRECT
- /* AES encrypt direct, it is expected to be blocks of AES_BLOCK_SIZE for input.
- *
- * input Data to encrypt
- * output Encrypted data after done
- * key AES key to use for encryption
- */
- void wolfSSL_AES_encrypt(const unsigned char* input, unsigned char* output,
- AES_KEY *key)
- {
- WOLFSSL_ENTER("wolfSSL_AES_encrypt");
- if (input == NULL || output == NULL || key == NULL) {
- WOLFSSL_MSG("Null argument passed in");
- return;
- }
- wc_AesEncryptDirect((Aes*)key, output, input);
- }
- /* AES decrypt direct, it is expected to be blocks of AES_BLOCK_SIZE for input.
- *
- * input Data to decrypt
- * output Decrypted data after done
- * key AES key to use for encryption
- */
- void wolfSSL_AES_decrypt(const unsigned char* input, unsigned char* output,
- AES_KEY *key)
- {
- WOLFSSL_ENTER("wolfSSL_AES_decrypt");
- if (input == NULL || output == NULL || key == NULL) {
- WOLFSSL_MSG("Null argument passed in");
- return;
- }
- wc_AesDecryptDirect((Aes*)key, output, input);
- }
- #endif /* WOLFSSL_AES_DIRECT */
- /* Setup of an AES key to use for encryption.
- *
- * key key in bytes to use for encryption
- * bits size of key in bits
- * aes AES structure to initialize
- */
- int wolfSSL_AES_set_encrypt_key(const unsigned char *key, const int bits,
- AES_KEY *aes)
- {
- typedef char aes_test[sizeof(AES_KEY) >= sizeof(Aes) ? 1 : -1];
- (void)sizeof(aes_test);
- WOLFSSL_ENTER("wolfSSL_AES_set_encrypt_key");
- if (key == NULL || aes == NULL) {
- WOLFSSL_MSG("Null argument passed in");
- return -1;
- }
- XMEMSET(aes, 0, sizeof(AES_KEY));
- if (wc_AesSetKey((Aes*)aes, key, ((bits)/8), NULL, AES_ENCRYPTION) != 0) {
- WOLFSSL_MSG("Error in setting AES key");
- return -1;
- }
- return 0;
- }
- /* Setup of an AES key to use for decryption.
- *
- * key key in bytes to use for decryption
- * bits size of key in bits
- * aes AES structure to initialize
- */
- int wolfSSL_AES_set_decrypt_key(const unsigned char *key, const int bits,
- AES_KEY *aes)
- {
- typedef char aes_test[sizeof(AES_KEY) >= sizeof(Aes) ? 1 : -1];
- (void)sizeof(aes_test);
- WOLFSSL_ENTER("wolfSSL_AES_set_decrypt_key");
- if (key == NULL || aes == NULL) {
- WOLFSSL_MSG("Null argument passed in");
- return -1;
- }
- XMEMSET(aes, 0, sizeof(AES_KEY));
- if (wc_AesSetKey((Aes*)aes, key, ((bits)/8), NULL, AES_DECRYPTION) != 0) {
- WOLFSSL_MSG("Error in setting AES key");
- return -1;
- }
- return 0;
- }
- #ifdef HAVE_AES_ECB
- /* Encrypt/decrypt a 16 byte block of data using the key passed in.
- *
- * in buffer to encrypt/decrypt
- * out buffer to hold result of encryption/decryption
- * key AES structure to use with encryption/decryption
- * enc AES_ENCRPT for encryption and AES_DECRYPT for decryption
- */
- void wolfSSL_AES_ecb_encrypt(const unsigned char *in, unsigned char* out,
- AES_KEY *key, const int enc)
- {
- Aes* aes;
- WOLFSSL_ENTER("wolfSSL_AES_ecb_encrypt");
- if (key == NULL || in == NULL || out == NULL) {
- WOLFSSL_MSG("Error, Null argument passed in");
- return;
- }
- aes = (Aes*)key;
- if (enc == AES_ENCRYPT) {
- if (wc_AesEcbEncrypt(aes, out, in, AES_BLOCK_SIZE) != 0) {
- WOLFSSL_MSG("Error with AES CBC encrypt");
- }
- }
- else {
- #ifdef HAVE_AES_DECRYPT
- if (wc_AesEcbDecrypt(aes, out, in, AES_BLOCK_SIZE) != 0) {
- WOLFSSL_MSG("Error with AES CBC decrypt");
- }
- #else
- WOLFSSL_MSG("AES decryption not compiled in");
- #endif
- }
- }
- #endif /* HAVE_AES_ECB */
- #ifdef HAVE_AES_CBC
- /* Encrypt data using key and iv passed in. iv gets updated to most recent iv
- * state after encryption/decryption.
- *
- * in buffer to encrypt/decrypt
- * out buffer to hold result of encryption/decryption
- * len length of input buffer
- * key AES structure to use with encryption/decryption
- * iv iv to use with operation
- * enc AES_ENCRPT for encryption and AES_DECRYPT for decryption
- */
- void wolfSSL_AES_cbc_encrypt(const unsigned char *in, unsigned char* out,
- size_t len, AES_KEY *key, unsigned char* iv, const int enc)
- {
- Aes* aes;
- WOLFSSL_ENTER("wolfSSL_AES_cbc_encrypt");
- if (key == NULL || in == NULL || out == NULL || iv == NULL || len == 0) {
- WOLFSSL_MSG("Error, Null argument passed in");
- return;
- }
- aes = (Aes*)key;
- if (wc_AesSetIV(aes, (const byte*)iv) != 0) {
- WOLFSSL_MSG("Error with setting iv");
- return;
- }
- if (enc == AES_ENCRYPT) {
- if (wc_AesCbcEncrypt(aes, out, in, (word32)len) != 0) {
- WOLFSSL_MSG("Error with AES CBC encrypt");
- }
- }
- else {
- if (wc_AesCbcDecrypt(aes, out, in, (word32)len) != 0) {
- WOLFSSL_MSG("Error with AES CBC decrypt");
- }
- }
- /* to be compatible copy iv to iv buffer after completing operation */
- XMEMCPY(iv, (byte*)(aes->reg), AES_BLOCK_SIZE);
- }
- #endif /* HAVE_AES_CBC */
- /* Encrypt data using CFB mode with key and iv passed in. iv gets updated to
- * most recent iv state after encryption/decryption.
- *
- * in buffer to encrypt/decrypt
- * out buffer to hold result of encryption/decryption
- * len length of input buffer
- * key AES structure to use with encryption/decryption
- * iv iv to use with operation
- * num contains the amount of block used
- * enc AES_ENCRPT for encryption and AES_DECRYPT for decryption
- */
- void wolfSSL_AES_cfb128_encrypt(const unsigned char *in, unsigned char* out,
- size_t len, AES_KEY *key, unsigned char* iv, int* num,
- const int enc)
- {
- #ifndef WOLFSSL_AES_CFB
- WOLFSSL_MSG("CFB mode not enabled please use macro WOLFSSL_AES_CFB");
- (void)in;
- (void)out;
- (void)len;
- (void)key;
- (void)iv;
- (void)num;
- (void)enc;
- return;
- #else
- Aes* aes;
- WOLFSSL_ENTER("wolfSSL_AES_cbc_encrypt");
- if (key == NULL || in == NULL || out == NULL || iv == NULL) {
- WOLFSSL_MSG("Error, Null argument passed in");
- return;
- }
- aes = (Aes*)key;
- if (wc_AesSetIV(aes, (const byte*)iv) != 0) {
- WOLFSSL_MSG("Error with setting iv");
- return;
- }
- if (enc == AES_ENCRYPT) {
- if (wc_AesCfbEncrypt(aes, out, in, (word32)len) != 0) {
- WOLFSSL_MSG("Error with AES CBC encrypt");
- }
- }
- else {
- if (wc_AesCfbDecrypt(aes, out, in, (word32)len) != 0) {
- WOLFSSL_MSG("Error with AES CBC decrypt");
- }
- }
- /* to be compatible copy iv to iv buffer after completing operation */
- XMEMCPY(iv, (byte*)(aes->reg), AES_BLOCK_SIZE);
- /* store number of left over bytes to num */
- *num = (aes->left)? AES_BLOCK_SIZE - aes->left : 0;
- #endif /* WOLFSSL_AES_CFB */
- }
- /* wc_AesKey*Wrap_ex API not available in FIPS and SELFTEST */
- #if defined(HAVE_AES_KEYWRAP) && !defined(HAVE_FIPS) && !defined(HAVE_SELFTEST)
- int wolfSSL_AES_wrap_key(AES_KEY *key, const unsigned char *iv,
- unsigned char *out,
- const unsigned char *in, unsigned int inlen)
- {
- int ret;
- WOLFSSL_ENTER("wolfSSL_AES_wrap_key");
- if (out == NULL || in == NULL) {
- WOLFSSL_MSG("Error, Null argument passed in");
- return WOLFSSL_FAILURE;
- }
- ret = wc_AesKeyWrap_ex((Aes*)key, in, inlen, out, inlen + KEYWRAP_BLOCK_SIZE, iv);
- return ret < 0 ? WOLFSSL_FAILURE : ret;
- }
- int wolfSSL_AES_unwrap_key(AES_KEY *key, const unsigned char *iv,
- unsigned char *out,
- const unsigned char *in, unsigned int inlen)
- {
- int ret;
- WOLFSSL_ENTER("wolfSSL_AES_wrap_key");
- if (out == NULL || in == NULL) {
- WOLFSSL_MSG("Error, Null argument passed in");
- return WOLFSSL_FAILURE;
- }
- ret = wc_AesKeyUnWrap_ex((Aes*)key, in, inlen, out, inlen + KEYWRAP_BLOCK_SIZE, iv);
- return ret < 0 ? WOLFSSL_FAILURE : ret;
- }
- #endif /* HAVE_AES_KEYWRAP && !HAVE_FIPS && !HAVE_SELFTEST */
- #endif /* NO_AES */
- #ifndef NO_ASN_TIME
- #ifndef NO_BIO
- int wolfSSL_ASN1_UTCTIME_print(WOLFSSL_BIO* bio, const WOLFSSL_ASN1_UTCTIME* a)
- {
- WOLFSSL_ENTER("ASN1_UTCTIME_print");
- if (bio == NULL || a == NULL) {
- return WOLFSSL_FAILURE;
- }
- if (a->type != ASN_UTC_TIME) {
- WOLFSSL_MSG("Error, not UTC_TIME");
- return WOLFSSL_FAILURE;
- }
- return wolfSSL_ASN1_TIME_print(bio, a);
- }
- #endif /* !NO_BIO */
- /* Checks the ASN1 syntax of "a"
- * returns WOLFSSL_SUCCESS (1) if correct otherwise WOLFSSL_FAILURE (0) */
- int wolfSSL_ASN1_TIME_check(const WOLFSSL_ASN1_TIME* a)
- {
- char buf[MAX_TIME_STRING_SZ];
- WOLFSSL_ENTER("wolfSSL_ASN1_TIME_check");
- /* if can parse the WOLFSSL_ASN1_TIME passed in then consider syntax good */
- if (wolfSSL_ASN1_TIME_to_string((WOLFSSL_ASN1_TIME*)a, buf,
- MAX_TIME_STRING_SZ) == NULL) {
- return WOLFSSL_FAILURE;
- }
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_ASN1_TIME_diff(int *days, int *secs, const WOLFSSL_ASN1_TIME *from,
- const WOLFSSL_ASN1_TIME *to)
- {
- #if defined(XMKTIME) && defined(XDIFFTIME)
- const int SECS_PER_DAY = 24 * 60 * 60;
- struct tm fromTm_s, *fromTm = &fromTm_s;
- struct tm toTm_s, *toTm = &toTm_s;
- time_t fromSecs;
- time_t toSecs;
- double diffSecs;
- struct tm *tmpTs;
- #if defined(NEED_TMP_TIME)
- /* for use with gmtime_r */
- struct tm tmpTimeStorage;
- tmpTs = &tmpTimeStorage;
- #else
- tmpTs = NULL;
- #endif
- (void)tmpTs;
- WOLFSSL_ENTER("wolfSSL_ASN1_TIME_diff");
- if (days == NULL) {
- WOLFSSL_MSG("days is NULL");
- return WOLFSSL_FAILURE;
- }
- if (secs == NULL) {
- WOLFSSL_MSG("secs is NULL");
- return WOLFSSL_FAILURE;
- }
- if (from == NULL && to == NULL) {
- *days = 0;
- *secs = 0;
- return WOLFSSL_SUCCESS;
- }
- if (from == NULL) {
- fromSecs = XTIME(0);
- fromTm = XGMTIME(&fromSecs, tmpTs);
- if (fromTm == NULL) {
- WOLFSSL_MSG("XGMTIME for from time failed.");
- return WOLFSSL_FAILURE;
- }
- }
- else if (wolfSSL_ASN1_TIME_to_tm(from, fromTm) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Failed to convert from time to struct tm.");
- return WOLFSSL_FAILURE;
- }
- fromSecs = XMKTIME(fromTm);
- if (fromSecs < 0) {
- WOLFSSL_MSG("XMKTIME for from time failed.");
- return WOLFSSL_FAILURE;
- }
- if (to == NULL) {
- toSecs = XTIME(0);
- toTm = XGMTIME(&toSecs, tmpTs);
- if (toTm == NULL) {
- WOLFSSL_MSG("XGMTIME for to time failed.");
- return WOLFSSL_FAILURE;
- }
- }
- else if (wolfSSL_ASN1_TIME_to_tm(to, toTm) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Failed to convert to time to struct tm.");
- return WOLFSSL_FAILURE;
- }
- toSecs = XMKTIME(toTm);
- if (toSecs < 0) {
- WOLFSSL_MSG("XMKTIME for to time failed.");
- return WOLFSSL_FAILURE;
- }
- diffSecs = XDIFFTIME(toSecs, fromSecs);
- *days = (int) (diffSecs / SECS_PER_DAY);
- *secs = (int) (diffSecs - (((double)*days) * SECS_PER_DAY));
- return WOLFSSL_SUCCESS;
- #else
- return WOLFSSL_FAILURE;
- #endif /* XMKTIME && XDIFFTIME */
- }
- #endif /* !NO_ASN_TIME */
- #ifndef NO_WOLFSSL_STUB
- WOLFSSL_ASN1_TIME *wolfSSL_ASN1_TIME_set(WOLFSSL_ASN1_TIME *s, time_t t)
- {
- WOLFSSL_STUB("wolfSSL_ASN1_TIME_set");
- (void)s;
- (void)t;
- return s;
- }
- #endif /* !NO_WOLFSSL_STUB */
- int wolfSSL_ASN1_TIME_set_string(WOLFSSL_ASN1_TIME *s, const char *str)
- {
- int slen;
- WOLFSSL_ENTER("wolfSSL_ASN1_TIME_set_string");
- if (!str) {
- WOLFSSL_MSG("Bad parameter");
- return WOLFSSL_FAILURE;
- }
- slen = (int)XSTRLEN(str)+1;
- if (slen > CTC_DATE_SIZE) {
- WOLFSSL_MSG("Date string too long");
- return WOLFSSL_FAILURE;
- }
- if (s) {
- XMEMCPY(s->data, str, slen);
- s->length = slen - 1; /* do not include null terminator in length */
- s->type = slen == ASN_UTC_TIME_SIZE ? V_ASN1_UTCTIME :
- V_ASN1_GENERALIZEDTIME;
- }
- return WOLFSSL_SUCCESS;
- }
- #ifndef NO_BIO
- /* Return the month as a string.
- *
- * n The number of the month as a two characters (1 based).
- * returns the month as a string.
- */
- static WC_INLINE const char* MonthStr(const char* n)
- {
- static const char monthStr[12][4] = {
- "Jan", "Feb", "Mar", "Apr", "May", "Jun",
- "Jul", "Aug", "Sep", "Oct", "Nov", "Dec" };
- return monthStr[(n[0] - '0') * 10 + (n[1] - '0') - 1];
- }
- int wolfSSL_ASN1_GENERALIZEDTIME_print(WOLFSSL_BIO* bio,
- const WOLFSSL_ASN1_GENERALIZEDTIME* asnTime)
- {
- const char* p;
- WOLFSSL_ENTER("wolfSSL_ASN1_GENERALIZEDTIME_print");
- if (bio == NULL || asnTime == NULL)
- return BAD_FUNC_ARG;
- if (asnTime->type != ASN_GENERALIZED_TIME) {
- WOLFSSL_MSG("Error, not GENERALIZED_TIME");
- return WOLFSSL_FAILURE;
- }
- p = (const char *)(asnTime->data);
- /* GetTimeString not always available. */
- if (wolfSSL_BIO_write(bio, MonthStr(p + 4), 3) <= 0)
- return WOLFSSL_FAILURE;
- if (wolfSSL_BIO_write(bio, " ", 1) <= 0)
- return WOLFSSL_FAILURE;
- /* Day */
- if (wolfSSL_BIO_write(bio, p + 6, 2) <= 0)
- return WOLFSSL_FAILURE;
- if (wolfSSL_BIO_write(bio, " ", 1) <= 0)
- return WOLFSSL_FAILURE;
- /* Hour */
- if (wolfSSL_BIO_write(bio, p + 8, 2) <= 0)
- return WOLFSSL_FAILURE;
- if (wolfSSL_BIO_write(bio, ":", 1) <= 0)
- return WOLFSSL_FAILURE;
- /* Min */
- if (wolfSSL_BIO_write(bio, p + 10, 2) <= 0)
- return WOLFSSL_FAILURE;
- if (wolfSSL_BIO_write(bio, ":", 1) <= 0)
- return WOLFSSL_FAILURE;
- /* Secs */
- if (wolfSSL_BIO_write(bio, p + 12, 2) <= 0)
- return WOLFSSL_FAILURE;
- if (wolfSSL_BIO_write(bio, " ", 1) <= 0)
- return WOLFSSL_FAILURE;
- if (wolfSSL_BIO_write(bio, p, 4) <= 0)
- return WOLFSSL_FAILURE;
- return 0;
- }
- #endif /* !NO_BIO */
- void wolfSSL_ASN1_GENERALIZEDTIME_free(WOLFSSL_ASN1_TIME* asn1Time)
- {
- WOLFSSL_ENTER("wolfSSL_ASN1_GENERALIZEDTIME_free");
- if (asn1Time == NULL)
- return;
- XMEMSET(asn1Time->data, 0, sizeof(asn1Time->data));
- }
- #endif /* OPENSSL_EXTRA */
- #if defined(OPENSSL_EXTRA) || defined(WOLFSSL_WPAS_SMALL)
- int wolfSSL_sk_num(const WOLFSSL_STACK* sk)
- {
- WOLFSSL_ENTER("wolfSSL_sk_num");
- if (sk == NULL)
- return 0;
- return (int)sk->num;
- }
- void* wolfSSL_sk_value(const WOLFSSL_STACK* sk, int i)
- {
- WOLFSSL_ENTER("wolfSSL_sk_value");
- for (; sk != NULL && i > 0; i--)
- sk = sk->next;
- if (sk == NULL)
- return NULL;
- switch (sk->type) {
- case STACK_TYPE_X509:
- return (void*)sk->data.x509;
- case STACK_TYPE_CIPHER:
- return (void*)&sk->data.cipher;
- case STACK_TYPE_GEN_NAME:
- return (void*)sk->data.gn;
- case STACK_TYPE_ACCESS_DESCRIPTION:
- return (void*)sk->data.access;
- case STACK_TYPE_OBJ:
- return (void*)sk->data.obj;
- case STACK_TYPE_X509_EXT:
- return (void*)sk->data.ext;
- case STACK_TYPE_X509_OBJ:
- return (void*)sk->data.x509_obj;
- case STACK_TYPE_DIST_POINT:
- return (void*)sk->data.dp;
- #ifdef OPENSSL_EXTRA
- case STACK_TYPE_CONF_VALUE:
- return (void*)sk->data.conf;
- #endif
- case STACK_TYPE_NULL:
- default:
- return (void*)sk->data.generic;
- }
- }
- /* copies over data of "in" to "out" */
- static void wolfSSL_CIPHER_copy(WOLFSSL_CIPHER* in, WOLFSSL_CIPHER* out)
- {
- if (in == NULL || out == NULL)
- return;
- *out = *in;
- }
- WOLFSSL_STACK* wolfSSL_sk_dup(WOLFSSL_STACK* sk)
- {
- WOLFSSL_STACK* ret = NULL;
- WOLFSSL_STACK* last = NULL;
- WOLFSSL_ENTER("wolfSSL_sk_dup");
- while (sk) {
- WOLFSSL_STACK* cur = wolfSSL_sk_new_node(sk->heap);
- if (!cur) {
- WOLFSSL_MSG("wolfSSL_sk_new_node error");
- goto error;
- }
- if (!ret) {
- /* Set first node */
- ret = cur;
- }
- if (last) {
- last->next = cur;
- }
- XMEMCPY(cur, sk, sizeof(WOLFSSL_STACK));
- /* We will allocate new memory for this */
- XMEMSET(&cur->data, 0, sizeof(cur->data));
- cur->next = NULL;
- switch (sk->type) {
- case STACK_TYPE_X509:
- if (!sk->data.x509)
- break;
- cur->data.x509 = wolfSSL_X509_dup(sk->data.x509);
- if (!cur->data.x509) {
- WOLFSSL_MSG("wolfSSL_X509_dup error");
- goto error;
- }
- break;
- case STACK_TYPE_CIPHER:
- wolfSSL_CIPHER_copy(&sk->data.cipher, &cur->data.cipher);
- break;
- case STACK_TYPE_GEN_NAME:
- if (!sk->data.gn)
- break;
- cur->data.gn = wolfSSL_GENERAL_NAME_dup(sk->data.gn);
- if (!cur->data.gn) {
- WOLFSSL_MSG("wolfSSL_GENERAL_NAME_new error");
- goto error;
- }
- break;
- case STACK_TYPE_OBJ:
- if (!sk->data.obj)
- break;
- cur->data.obj = wolfSSL_ASN1_OBJECT_dup(sk->data.obj);
- if (!cur->data.obj) {
- WOLFSSL_MSG("wolfSSL_ASN1_OBJECT_dup error");
- goto error;
- }
- break;
- case STACK_TYPE_ACCESS_DESCRIPTION:
- case STACK_TYPE_X509_EXT:
- case STACK_TYPE_CONF_VALUE:
- case STACK_TYPE_NULL:
- default:
- WOLFSSL_MSG("Unsupported stack type");
- goto error;
- }
- sk = sk->next;
- last = cur;
- }
- return ret;
- error:
- if (ret) {
- wolfSSL_sk_GENERAL_NAME_free(ret);
- }
- return NULL;
- }
- /* Free the structure for ASN1_OBJECT stack */
- void wolfSSL_sk_free(WOLFSSL_STACK* sk)
- {
- WOLFSSL_ENTER("wolfSSL_sk_free");
- if (sk == NULL) {
- WOLFSSL_MSG("Error, BAD_FUNC_ARG");
- return;
- }
- switch (sk->type) {
- case STACK_TYPE_X509:
- wolfSSL_sk_X509_free(sk);
- break;
- #if defined(OPENSSL_ALL)
- case STACK_TYPE_CIPHER:
- wolfSSL_sk_CIPHER_free(sk);
- break;
- #endif
- case STACK_TYPE_GEN_NAME:
- wolfSSL_sk_GENERAL_NAME_free(sk);
- break;
- #if defined(OPENSSL_ALL) || defined (WOLFSSL_QT)
- case STACK_TYPE_ACCESS_DESCRIPTION:
- wolfSSL_sk_ACCESS_DESCRIPTION_free(sk);
- break;
- #endif
- case STACK_TYPE_DIST_POINT:
- wolfSSL_sk_DIST_POINT_free(sk);
- break;
- case STACK_TYPE_OBJ:
- wolfSSL_sk_ASN1_OBJECT_free(sk);
- break;
- #if defined(WOLFSSL_NGINX) || defined(WOLFSSL_HAPROXY) || \
- defined(OPENSSL_EXTRA) || defined(OPENSSL_ALL)
- case STACK_TYPE_STRING:
- wolfSSL_sk_WOLFSSL_STRING_free(sk);
- break;
- #endif
- #ifdef OPENSSL_ALL
- case STACK_TYPE_X509_INFO:
- wolfSSL_sk_X509_INFO_free(sk);
- break;
- case STACK_TYPE_X509_NAME:
- wolfSSL_sk_X509_NAME_free(sk);
- break;
- case STACK_TYPE_CONF_VALUE:
- wolfSSL_sk_CONF_VALUE_free(sk);
- break;
- #endif
- case STACK_TYPE_NULL:
- default:
- wolfSSL_sk_GENERIC_free(sk);
- }
- }
- /* Frees each node in the stack and frees the stack.
- * Does not free any internal members of the stack nodes.
- */
- void wolfSSL_sk_GENERIC_pop_free(WOLFSSL_STACK* sk,
- void (*f) (void*))
- {
- WOLFSSL_STACK* node;
- WOLFSSL_STACK* tmp;
- WOLFSSL_ENTER("wolfSSL_sk_GENERIC_pop_free");
- if (sk == NULL)
- return;
- /* parse through stack freeing each node */
- node = sk->next;
- while (node) {
- tmp = node;
- node = node->next;
- if (f)
- f(tmp->data.generic);
- tmp->data.generic = NULL;
- XFREE(tmp, NULL, DYNAMIC_TYPE_OPENSSL);
- }
- /* free head of stack */
- XFREE(sk, NULL, DYNAMIC_TYPE_ASN1);
- }
- /* return 1 on success 0 on fail */
- int wolfSSL_sk_GENERIC_push(WOLFSSL_STACK* sk, void* generic)
- {
- WOLFSSL_ENTER("wolfSSL_sk_GENERIC_push");
- return wolfSSL_sk_push(sk, generic);
- }
- void wolfSSL_sk_GENERIC_free(WOLFSSL_STACK* sk)
- {
- wolfSSL_sk_GENERIC_pop_free(sk, NULL);
- }
- #endif /* OPENSSL_EXTRA || WOLFSSL_WPAS_SMALL */
- #ifdef OPENSSL_EXTRA
- /* Free all nodes in a stack */
- void wolfSSL_sk_pop_free(WOLF_STACK_OF(WOLFSSL_ASN1_OBJECT)* sk,
- wolfSSL_sk_freefunc func)
- {
- WOLFSSL_ENTER("wolfSSL_sk_pop_free");
- if (sk == NULL) {
- WOLFSSL_MSG("Error, BAD_FUNC_ARG");
- return;
- }
- switch(sk->type) {
- #if defined(OPENSSL_ALL) || defined (WOLFSSL_QT)
- case STACK_TYPE_ACCESS_DESCRIPTION:
- wolfSSL_sk_ACCESS_DESCRIPTION_pop_free(sk,
- wolfSSL_ACCESS_DESCRIPTION_free);
- break;
- #endif
- case STACK_TYPE_X509:
- wolfSSL_sk_X509_pop_free(sk,(void (*)(WOLFSSL_X509*))func);
- break;
- case STACK_TYPE_OBJ:
- wolfSSL_sk_ASN1_OBJECT_pop_free(sk,
- (void (*)(WOLFSSL_ASN1_OBJECT*))func);
- break;
- case STACK_TYPE_GEN_NAME:
- wolfSSL_sk_GENERAL_NAME_pop_free(sk,
- (void (*)(WOLFSSL_GENERAL_NAME*))func);
- break;
- #ifdef OPENSSL_ALL
- case STACK_TYPE_X509_NAME:
- wolfSSL_sk_X509_NAME_pop_free(sk,
- (void (*)(WOLFSSL_X509_NAME*))func);
- break;
- case STACK_TYPE_X509_EXT:
- wolfSSL_sk_X509_EXTENSION_pop_free(sk,
- (void (*)(WOLFSSL_X509_EXTENSION*))func);
- break;
- #endif
- #if defined(OPENSSL_ALL)
- case STACK_TYPE_X509_INFO:
- wolfSSL_sk_X509_INFO_pop_free(sk,
- (void (*)(WOLFSSL_X509_INFO*))func);
- break;
- #endif
- default:
- wolfSSL_sk_GENERIC_pop_free(sk,
- (void (*)(void*))func);
- break;
- }
- }
- #endif /* OPENSSL_EXTRA */
- #if defined(OPENSSL_EXTRA) || defined(WOLFSSL_WPAS_SMALL)
- /* Creates and returns a new null stack. */
- WOLFSSL_STACK* wolfSSL_sk_new_null(void)
- {
- WOLFSSL_STACK* sk;
- WOLFSSL_ENTER("wolfSSL_sk_new_null");
- sk = (WOLFSSL_STACK*)XMALLOC(sizeof(WOLFSSL_STACK), NULL,
- DYNAMIC_TYPE_OPENSSL);
- if (sk == NULL) {
- WOLFSSL_MSG("WOLFSSL_STACK memory error");
- return NULL;
- }
- XMEMSET(sk, 0, sizeof(WOLFSSL_STACK));
- sk->type = STACK_TYPE_NULL;
- return sk;
- }
- WOLFSSL_BASIC_CONSTRAINTS* wolfSSL_BASIC_CONSTRAINTS_new(void)
- {
- WOLFSSL_BASIC_CONSTRAINTS* bc;
- bc = (WOLFSSL_BASIC_CONSTRAINTS*)
- XMALLOC(sizeof(WOLFSSL_BASIC_CONSTRAINTS), NULL,
- DYNAMIC_TYPE_X509_EXT);
- if (bc == NULL) {
- WOLFSSL_MSG("Failed to malloc basic constraints");
- return NULL;
- }
- XMEMSET(bc, 0, sizeof(WOLFSSL_BASIC_CONSTRAINTS));
- return bc;
- }
- /* frees the wolfSSL_BASIC_CONSTRAINTS object */
- void wolfSSL_BASIC_CONSTRAINTS_free(WOLFSSL_BASIC_CONSTRAINTS *bc)
- {
- WOLFSSL_ENTER("wolfSSL_BASIC_CONSTRAINTS_free");
- if (bc == NULL) {
- WOLFSSL_MSG("Argument is NULL");
- return;
- }
- if (bc->pathlen) {
- wolfSSL_ASN1_INTEGER_free(bc->pathlen);
- }
- XFREE(bc, NULL, DYNAMIC_TYPE_OPENSSL);
- }
- WOLFSSL_AUTHORITY_KEYID* wolfSSL_AUTHORITY_KEYID_new(void)
- {
- WOLFSSL_AUTHORITY_KEYID* akey = (WOLFSSL_AUTHORITY_KEYID*)XMALLOC(
- sizeof(WOLFSSL_AUTHORITY_KEYID), NULL, DYNAMIC_TYPE_OPENSSL);
- if (!akey) {
- WOLFSSL_MSG("Issue creating WOLFSSL_AUTHORITY_KEYID struct");
- return NULL;
- }
- XMEMSET(akey, 0, sizeof(WOLFSSL_AUTHORITY_KEYID));
- return akey;
- }
- /* frees the wolfSSL_AUTHORITY_KEYID object */
- void wolfSSL_AUTHORITY_KEYID_free(WOLFSSL_AUTHORITY_KEYID *id)
- {
- WOLFSSL_ENTER("wolfSSL_AUTHORITY_KEYID_free");
- if(id == NULL) {
- WOLFSSL_MSG("Argument is NULL");
- return;
- }
- if (id->keyid) {
- wolfSSL_ASN1_STRING_free(id->keyid);
- }
- if (id->issuer) {
- wolfSSL_ASN1_OBJECT_free(id->issuer);
- }
- if (id->serial) {
- wolfSSL_ASN1_INTEGER_free(id->serial);
- }
- XFREE(id, NULL, DYNAMIC_TYPE_OPENSSL);
- }
- int wolfSSL_sk_SSL_COMP_num(WOLF_STACK_OF(WOLFSSL_COMP)* sk)
- {
- if (sk == NULL)
- return 0;
- return (int)sk->num;
- }
- #endif /* OPENSSL_EXTRA || WOLFSSL_WPAS_SMALL */
- #if !defined(NO_SESSION_CACHE) && (defined(OPENSSL_EXTRA) || \
- defined(HAVE_EXT_CACHE))
- /* stunnel 4.28 needs
- *
- * Callback that is called if a session tries to resume but could not find
- * the session to resume it.
- */
- void wolfSSL_CTX_sess_set_get_cb(WOLFSSL_CTX* ctx,
- WOLFSSL_SESSION*(*f)(WOLFSSL*, const unsigned char*, int, int*))
- {
- if (ctx == NULL)
- return;
- #ifdef HAVE_EXT_CACHE
- ctx->get_sess_cb = f;
- #else
- (void)f;
- #endif
- }
- void wolfSSL_CTX_sess_set_new_cb(WOLFSSL_CTX* ctx,
- int (*f)(WOLFSSL*, WOLFSSL_SESSION*))
- {
- if (ctx == NULL)
- return;
- #ifdef HAVE_EXT_CACHE
- ctx->new_sess_cb = f;
- #else
- (void)f;
- #endif
- }
- void wolfSSL_CTX_sess_set_remove_cb(WOLFSSL_CTX* ctx, void (*f)(WOLFSSL_CTX*,
- WOLFSSL_SESSION*))
- {
- if (ctx == NULL)
- return;
- #ifdef HAVE_EXT_CACHE
- ctx->rem_sess_cb = f;
- #else
- (void)f;
- #endif
- }
- /*
- *
- * Note: It is expected that the importing and exporting function have been
- * built with the same settings. For example if session tickets was
- * enabled with the wolfSSL library exporting a session then it is
- * expected to be turned on with the wolfSSL library importing the session.
- */
- int wolfSSL_i2d_SSL_SESSION(WOLFSSL_SESSION* sess, unsigned char** p)
- {
- int size = 0;
- #ifdef HAVE_EXT_CACHE
- int idx = 0;
- #ifdef SESSION_CERTS
- int i;
- #endif
- unsigned char *data;
- if (sess == NULL) {
- return BAD_FUNC_ARG;
- }
- /* side | bornOn | timeout | sessionID len | sessionID | masterSecret |
- * haveEMS */
- size += OPAQUE8_LEN + OPAQUE32_LEN + OPAQUE32_LEN + OPAQUE8_LEN +
- sess->sessionIDSz + SECRET_LEN + OPAQUE8_LEN;
- #ifdef SESSION_CERTS
- /* Peer chain */
- size += OPAQUE8_LEN;
- for (i = 0; i < sess->chain.count; i++)
- size += OPAQUE16_LEN + sess->chain.certs[i].length;
- #endif
- #if defined(SESSION_CERTS) || (defined(WOLFSSL_TLS13) && \
- defined(HAVE_SESSION_TICKET))
- /* Protocol version */
- size += OPAQUE16_LEN;
- #endif
- #if defined(SESSION_CERTS) || !defined(NO_RESUME_SUITE_CHECK) || \
- (defined(WOLFSSL_TLS13) && defined(HAVE_SESSION_TICKET))
- /* cipher suite */
- size += OPAQUE16_LEN;
- #endif
- #ifndef NO_CLIENT_CACHE
- /* ServerID len | ServerID */
- size += OPAQUE16_LEN + sess->idLen;
- #endif
- #ifdef OPENSSL_EXTRA
- /* session context ID len | session context ID */
- size += OPAQUE8_LEN + sess->sessionCtxSz;
- #endif
- #if defined(OPENSSL_EXTRA) || defined(OPENSSL_EXTRA_X509_SMALL)
- /* peerVerifyRet */
- size += OPAQUE8_LEN;
- #endif
- #ifdef WOLFSSL_TLS13
- /* namedGroup */
- size += OPAQUE16_LEN;
- #endif
- #if defined(HAVE_SESSION_TICKET) || !defined(NO_PSK)
- #ifdef WOLFSSL_TLS13
- /* ticketSeen | ticketAdd */
- size += OPAQUE32_LEN + OPAQUE32_LEN;
- /* ticketNonce */
- size += OPAQUE8_LEN + sess->ticketNonce.len;
- #endif
- #ifdef WOLFSSL_EARLY_DATA
- size += OPAQUE32_LEN;
- #endif
- #endif
- #ifdef HAVE_SESSION_TICKET
- /* ticket len | ticket */
- size += OPAQUE16_LEN + sess->ticketLen;
- #endif
- if (p != NULL) {
- if (*p == NULL)
- *p = (unsigned char*)XMALLOC(size, NULL, DYNAMIC_TYPE_OPENSSL);
- if (*p == NULL)
- return 0;
- data = *p;
- data[idx++] = sess->side;
- c32toa(sess->bornOn, data + idx); idx += OPAQUE32_LEN;
- c32toa(sess->timeout, data + idx); idx += OPAQUE32_LEN;
- data[idx++] = sess->sessionIDSz;
- XMEMCPY(data + idx, sess->sessionID, sess->sessionIDSz);
- idx += sess->sessionIDSz;
- XMEMCPY(data + idx, sess->masterSecret, SECRET_LEN); idx += SECRET_LEN;
- data[idx++] = (byte)sess->haveEMS;
- #ifdef SESSION_CERTS
- data[idx++] = (byte)sess->chain.count;
- for (i = 0; i < sess->chain.count; i++) {
- c16toa((word16)sess->chain.certs[i].length, data + idx);
- idx += OPAQUE16_LEN;
- XMEMCPY(data + idx, sess->chain.certs[i].buffer,
- sess->chain.certs[i].length);
- idx += sess->chain.certs[i].length;
- }
- #endif
- #if defined(SESSION_CERTS) || (defined(WOLFSSL_TLS13) && \
- defined(HAVE_SESSION_TICKET))
- data[idx++] = sess->version.major;
- data[idx++] = sess->version.minor;
- #endif
- #if defined(SESSION_CERTS) || !defined(NO_RESUME_SUITE_CHECK) || \
- (defined(WOLFSSL_TLS13) && defined(HAVE_SESSION_TICKET))
- data[idx++] = sess->cipherSuite0;
- data[idx++] = sess->cipherSuite;
- #endif
- #ifndef NO_CLIENT_CACHE
- c16toa(sess->idLen, data + idx); idx += OPAQUE16_LEN;
- XMEMCPY(data + idx, sess->serverID, sess->idLen);
- idx += sess->idLen;
- #endif
- #ifdef OPENSSL_EXTRA
- data[idx++] = sess->sessionCtxSz;
- XMEMCPY(data + idx, sess->sessionCtx, sess->sessionCtxSz);
- idx += sess->sessionCtxSz;
- #endif
- #if defined(OPENSSL_EXTRA) || defined(OPENSSL_EXTRA_X509_SMALL)
- data[idx++] = sess->peerVerifyRet;
- #endif
- #ifdef WOLFSSL_TLS13
- c16toa(sess->namedGroup, data + idx);
- idx += OPAQUE16_LEN;
- #endif
- #if defined(HAVE_SESSION_TICKET) || !defined(NO_PSK)
- #ifdef WOLFSSL_TLS13
- c32toa(sess->ticketSeen, data + idx);
- idx += OPAQUE32_LEN;
- c32toa(sess->ticketAdd, data + idx);
- idx += OPAQUE32_LEN;
- data[idx++] = sess->ticketNonce.len;
- XMEMCPY(data + idx, sess->ticketNonce.data, sess->ticketNonce.len);
- idx += sess->ticketNonce.len;
- #endif
- #ifdef WOLFSSL_EARLY_DATA
- c32toa(sess->maxEarlyDataSz, data + idx);
- idx += OPAQUE32_LEN;
- #endif
- #endif
- #ifdef HAVE_SESSION_TICKET
- c16toa(sess->ticketLen, data + idx); idx += OPAQUE16_LEN;
- XMEMCPY(data + idx, sess->ticket, sess->ticketLen);
- idx += sess->ticketLen;
- #endif
- }
- #endif
- (void)sess;
- (void)p;
- #ifdef HAVE_EXT_CACHE
- (void)idx;
- #endif
- return size;
- }
- /* TODO: no function to free new session.
- *
- * Note: It is expected that the importing and exporting function have been
- * built with the same settings. For example if session tickets was
- * enabled with the wolfSSL library exporting a session then it is
- * expected to be turned on with the wolfSSL library importing the session.
- */
- WOLFSSL_SESSION* wolfSSL_d2i_SSL_SESSION(WOLFSSL_SESSION** sess,
- const unsigned char** p, long i)
- {
- WOLFSSL_SESSION* s = NULL;
- int ret = 0;
- #if defined(HAVE_EXT_CACHE)
- int idx;
- byte* data;
- #ifdef SESSION_CERTS
- int j;
- word16 length;
- #endif
- #endif
- (void)p;
- (void)i;
- (void)ret;
- if (sess != NULL)
- s = *sess;
- #ifdef HAVE_EXT_CACHE
- if (p == NULL || *p == NULL)
- return NULL;
- if (s == NULL) {
- s = wolfSSL_SESSION_new();
- if (s == NULL)
- return NULL;
- #ifdef HAVE_SESSION_TICKET
- s->isDynamic = 0;
- #endif
- }
- idx = 0;
- data = (byte*)*p;
- /* side | bornOn | timeout | sessionID len */
- if (i < OPAQUE8_LEN + OPAQUE32_LEN + OPAQUE32_LEN + OPAQUE8_LEN) {
- ret = BUFFER_ERROR;
- goto end;
- }
- s->side = data[idx++];
- ato32(data + idx, &s->bornOn); idx += OPAQUE32_LEN;
- ato32(data + idx, &s->timeout); idx += OPAQUE32_LEN;
- s->sessionIDSz = data[idx++];
- /* sessionID | secret | haveEMS */
- if (i - idx < s->sessionIDSz + SECRET_LEN + OPAQUE8_LEN) {
- ret = BUFFER_ERROR;
- goto end;
- }
- XMEMCPY(s->sessionID, data + idx, s->sessionIDSz);
- idx += s->sessionIDSz;
- XMEMCPY(s->masterSecret, data + idx, SECRET_LEN); idx += SECRET_LEN;
- s->haveEMS = data[idx++];
- #ifdef SESSION_CERTS
- /* Certificate chain */
- if (i - idx == 0) {
- ret = BUFFER_ERROR;
- goto end;
- }
- s->chain.count = data[idx++];
- for (j = 0; j < s->chain.count; j++) {
- if (i - idx < OPAQUE16_LEN) {
- ret = BUFFER_ERROR;
- goto end;
- }
- ato16(data + idx, &length); idx += OPAQUE16_LEN;
- s->chain.certs[j].length = length;
- if (i - idx < length) {
- ret = BUFFER_ERROR;
- goto end;
- }
- XMEMCPY(s->chain.certs[j].buffer, data + idx, length);
- idx += length;
- }
- #endif
- #if defined(SESSION_CERTS) || (defined(WOLFSSL_TLS13) && \
- defined(HAVE_SESSION_TICKET))
- /* Protocol Version */
- if (i - idx < OPAQUE16_LEN) {
- ret = BUFFER_ERROR;
- goto end;
- }
- s->version.major = data[idx++];
- s->version.minor = data[idx++];
- #endif
- #if defined(SESSION_CERTS) || !defined(NO_RESUME_SUITE_CHECK) || \
- (defined(WOLFSSL_TLS13) && defined(HAVE_SESSION_TICKET))
- /* Cipher suite */
- if (i - idx < OPAQUE16_LEN) {
- ret = BUFFER_ERROR;
- goto end;
- }
- s->cipherSuite0 = data[idx++];
- s->cipherSuite = data[idx++];
- #endif
- #ifndef NO_CLIENT_CACHE
- /* ServerID len */
- if (i - idx < OPAQUE16_LEN) {
- ret = BUFFER_ERROR;
- goto end;
- }
- ato16(data + idx, &s->idLen); idx += OPAQUE16_LEN;
- /* ServerID */
- if (i - idx < s->idLen) {
- ret = BUFFER_ERROR;
- goto end;
- }
- XMEMCPY(s->serverID, data + idx, s->idLen); idx += s->idLen;
- #endif
- #ifdef OPENSSL_EXTRA
- /* byte for length of session context ID */
- if (i - idx < OPAQUE8_LEN) {
- ret = BUFFER_ERROR;
- goto end;
- }
- s->sessionCtxSz = data[idx++];
- /* app session context ID */
- if (i - idx < s->sessionCtxSz) {
- ret = BUFFER_ERROR;
- goto end;
- }
- XMEMCPY(s->sessionCtx, data + idx, s->sessionCtxSz); idx += s->sessionCtxSz;
- #endif
- #if defined(OPENSSL_EXTRA) || defined(OPENSSL_EXTRA_X509_SMALL)
- /* byte for peerVerifyRet */
- if (i - idx < OPAQUE8_LEN) {
- ret = BUFFER_ERROR;
- goto end;
- }
- s->peerVerifyRet = data[idx++];
- #endif
- #ifdef WOLFSSL_TLS13
- if (i - idx < OPAQUE16_LEN) {
- ret = BUFFER_ERROR;
- goto end;
- }
- ato16(data + idx, &s->namedGroup);
- idx += OPAQUE16_LEN;
- #endif
- #if defined(HAVE_SESSION_TICKET) || !defined(NO_PSK)
- #ifdef WOLFSSL_TLS13
- if (i - idx < (OPAQUE32_LEN * 2)) {
- ret = BUFFER_ERROR;
- goto end;
- }
- ato32(data + idx, &s->ticketSeen);
- idx += OPAQUE32_LEN;
- ato32(data + idx, &s->ticketAdd);
- idx += OPAQUE32_LEN;
- if (i - idx < OPAQUE8_LEN) {
- ret = BUFFER_ERROR;
- goto end;
- }
- s->ticketNonce.len = data[idx++];
- if (i - idx < s->ticketNonce.len) {
- ret = BUFFER_ERROR;
- goto end;
- }
- XMEMCPY(s->ticketNonce.data, data + idx, s->ticketNonce.len);
- idx += s->ticketNonce.len;
- #endif
- #ifdef WOLFSSL_EARLY_DATA
- if (i - idx < OPAQUE32_LEN) {
- ret = BUFFER_ERROR;
- goto end;
- }
- ato32(data + idx, &s->maxEarlyDataSz);
- idx += OPAQUE32_LEN;
- #endif
- #endif
- #ifdef HAVE_SESSION_TICKET
- /* ticket len */
- if (i - idx < OPAQUE16_LEN) {
- ret = BUFFER_ERROR;
- goto end;
- }
- ato16(data + idx, &s->ticketLen); idx += OPAQUE16_LEN;
- /* Dispose of ol dynamic ticket and ensure space for new ticket. */
- if (s->isDynamic)
- XFREE(s->ticket, NULL, DYNAMIC_TYPE_SESSION_TICK);
- if (s->ticketLen <= SESSION_TICKET_LEN)
- s->ticket = s->staticTicket;
- else {
- s->ticket = (byte*)XMALLOC(s->ticketLen, NULL,
- DYNAMIC_TYPE_SESSION_TICK);
- if (s->ticket == NULL) {
- ret = MEMORY_ERROR;
- goto end;
- }
- s->isDynamic = 1;
- }
- /* ticket */
- if (i - idx < s->ticketLen) {
- ret = BUFFER_ERROR;
- goto end;
- }
- XMEMCPY(s->ticket, data + idx, s->ticketLen); idx += s->ticketLen;
- #endif
- (void)idx;
- if (sess != NULL)
- *sess = s;
- *p += idx;
- end:
- if (ret != 0 && (sess == NULL || *sess != s)) {
- wolfSSL_SESSION_free(s);
- s = NULL;
- }
- #endif
- return s;
- }
- /* Check if there is a session ticket associated with this WOLFSSL_SESSION.
- *
- * sess - pointer to WOLFSSL_SESSION struct
- *
- * Returns 1 if has session ticket, otherwise 0 */
- int wolfSSL_SESSION_has_ticket(const WOLFSSL_SESSION* sess)
- {
- WOLFSSL_ENTER("wolfSSL_SESSION_has_ticket");
- #ifdef HAVE_SESSION_TICKET
- if (sess) {
- if ((sess->ticketLen > 0) && (sess->ticket != NULL)) {
- return WOLFSSL_SUCCESS;
- }
- }
- #else
- (void)sess;
- #endif
- return WOLFSSL_FAILURE;
- }
- unsigned long wolfSSL_SESSION_get_ticket_lifetime_hint(
- const WOLFSSL_SESSION* sess)
- {
- WOLFSSL_ENTER("wolfSSL_SESSION_get_ticket_lifetime_hint");
- if (sess) {
- return sess->timeout;
- }
- return 0;
- }
- long wolfSSL_SESSION_get_timeout(const WOLFSSL_SESSION* sess)
- {
- long timeout = 0;
- WOLFSSL_ENTER("wolfSSL_SESSION_get_timeout");
- if (sess)
- timeout = sess->timeout;
- return timeout;
- }
- long wolfSSL_SESSION_get_time(const WOLFSSL_SESSION* sess)
- {
- long bornOn = 0;
- WOLFSSL_ENTER("wolfSSL_SESSION_get_time");
- if (sess)
- bornOn = sess->bornOn;
- return bornOn;
- }
- long wolfSSL_SSL_SESSION_set_timeout(WOLFSSL_SESSION* ses, long t)
- {
- word32 tmptime;
- if (!ses || t < 0)
- return BAD_FUNC_ARG;
- tmptime = t & 0xFFFFFFFF;
- ses->timeout = tmptime;
- return WOLFSSL_SUCCESS;
- }
- #endif /* !NO_SESSION_CACHE && OPENSSL_EXTRA || HAVE_EXT_CACHE */
- #ifdef KEEP_PEER_CERT
- char* wolfSSL_X509_get_subjectCN(WOLFSSL_X509* x509)
- {
- if (x509 == NULL)
- return NULL;
- return x509->subjectCN;
- }
- #endif /* KEEP_PEER_CERT */
- #ifdef OPENSSL_EXTRA
- #if defined(FORTRESS) && !defined(NO_FILESYSTEM)
- int wolfSSL_cmp_peer_cert_to_file(WOLFSSL* ssl, const char *fname)
- {
- int ret = WOLFSSL_FATAL_ERROR;
- WOLFSSL_ENTER("wolfSSL_cmp_peer_cert_to_file");
- if (ssl != NULL && fname != NULL)
- {
- #ifdef WOLFSSL_SMALL_STACK
- byte staticBuffer[1]; /* force heap usage */
- #else
- byte staticBuffer[FILE_BUFFER_SIZE];
- #endif
- byte* myBuffer = staticBuffer;
- int dynamic = 0;
- XFILE file;
- long sz = 0;
- WOLFSSL_CTX* ctx = ssl->ctx;
- WOLFSSL_X509* peer_cert = &ssl->peerCert;
- DerBuffer* fileDer = NULL;
- file = XFOPEN(fname, "rb");
- if (file == XBADFILE)
- return WOLFSSL_BAD_FILE;
- if (XFSEEK(file, 0, XSEEK_END) != 0) {
- XFCLOSE(file);
- return WOLFSSL_BAD_FILE;
- }
- sz = XFTELL(file);
- XREWIND(file);
- if (sz > MAX_WOLFSSL_FILE_SIZE || sz < 0) {
- WOLFSSL_MSG("cmp_peer_cert_to_file size error");
- XFCLOSE(file);
- return WOLFSSL_BAD_FILE;
- }
- if (sz > (long)sizeof(staticBuffer)) {
- WOLFSSL_MSG("Getting dynamic buffer");
- myBuffer = (byte*)XMALLOC(sz, ctx->heap, DYNAMIC_TYPE_FILE);
- dynamic = 1;
- }
- if ((myBuffer != NULL) &&
- (sz > 0) &&
- (XFREAD(myBuffer, 1, sz, file) == (size_t)sz) &&
- (PemToDer(myBuffer, (long)sz, CERT_TYPE,
- &fileDer, ctx->heap, NULL, NULL) == 0) &&
- (fileDer->length != 0) &&
- (fileDer->length == peer_cert->derCert->length) &&
- (XMEMCMP(peer_cert->derCert->buffer, fileDer->buffer,
- fileDer->length) == 0))
- {
- ret = 0;
- }
- FreeDer(&fileDer);
- if (dynamic)
- XFREE(myBuffer, ctx->heap, DYNAMIC_TYPE_FILE);
- XFCLOSE(file);
- }
- return ret;
- }
- #endif
- #endif /* OPENSSL_EXTRA */
- #if defined(OPENSSL_EXTRA) || defined(OPENSSL_EXTRA_X509_SMALL)
- const WOLFSSL_ObjectInfo wolfssl_object_info[] = {
- #ifndef NO_CERTS
- /* oidCertExtType */
- { NID_basic_constraints, BASIC_CA_OID, oidCertExtType, "basicConstraints",
- "X509v3 Basic Constraints"},
- { NID_subject_alt_name, ALT_NAMES_OID, oidCertExtType, "subjectAltName",
- "X509v3 Subject Alternative Name"},
- { NID_crl_distribution_points, CRL_DIST_OID, oidCertExtType, "crlDistributionPoints",
- "X509v3 CRL Distribution Points"},
- { NID_info_access, AUTH_INFO_OID, oidCertExtType, "authorityInfoAccess",
- "Authority Information Access"},
- { NID_authority_key_identifier, AUTH_KEY_OID, oidCertExtType,
- "authorityKeyIdentifier", "X509v3 Authority Key Identifier"},
- { NID_subject_key_identifier, SUBJ_KEY_OID, oidCertExtType,
- "subjectKeyIdentifier", "X509v3 Subject Key Identifier"},
- { NID_key_usage, KEY_USAGE_OID, oidCertExtType, "keyUsage",
- "X509v3 Key Usage"},
- { NID_inhibit_any_policy, INHIBIT_ANY_OID, oidCertExtType,
- "inhibitAnyPolicy", "X509v3 Inhibit Any Policy"},
- { NID_ext_key_usage, KEY_USAGE_OID, oidCertExtType,
- "extendedKeyUsage", "X509v3 Extended Key Usage"},
- { NID_name_constraints, NAME_CONS_OID, oidCertExtType,
- "nameConstraints", "X509v3 Name Constraints"},
- { NID_certificate_policies, CERT_POLICY_OID, oidCertExtType,
- "certificatePolicies", "X509v3 Certificate Policies"},
- /* oidCertAuthInfoType */
- { NID_ad_OCSP, AIA_OCSP_OID, oidCertAuthInfoType, "OCSP",
- "OCSP"},
- { NID_ad_ca_issuers, AIA_CA_ISSUER_OID, oidCertAuthInfoType,
- "caIssuers", "CA Issuers"},
- /* oidCertPolicyType */
- { NID_any_policy, CP_ANY_OID, oidCertPolicyType, "anyPolicy",
- "X509v3 Any Policy"},
- /* oidCertAltNameType */
- { NID_hw_name_oid, HW_NAME_OID, oidCertAltNameType, "Hardware name",""},
- /* oidCertKeyUseType */
- { NID_anyExtendedKeyUsage, EKU_ANY_OID, oidCertKeyUseType,
- "anyExtendedKeyUsage", "Any Extended Key Usage"},
- { EKU_SERVER_AUTH_OID, EKU_SERVER_AUTH_OID, oidCertKeyUseType,
- "serverAuth", "TLS Web Server Authentication"},
- { EKU_CLIENT_AUTH_OID, EKU_CLIENT_AUTH_OID, oidCertKeyUseType,
- "clientAuth", "TLS Web Client Authentication"},
- { EKU_OCSP_SIGN_OID, EKU_OCSP_SIGN_OID, oidCertKeyUseType,
- "OCSPSigning", "OCSP Signing"},
- /* oidCertNameType */
- { NID_commonName, NID_commonName, oidCertNameType, "CN", "commonName"},
- { NID_surname, NID_surname, oidCertNameType, "SN", "surname"},
- { NID_serialNumber, NID_serialNumber, oidCertNameType, "serialNumber",
- "serialNumber"},
- { NID_countryName, NID_countryName, oidCertNameType, "C", "countryName"},
- { NID_localityName, NID_localityName, oidCertNameType, "L", "localityName"},
- { NID_stateOrProvinceName, NID_stateOrProvinceName, oidCertNameType, "ST",
- "stateOrProvinceName"},
- { NID_organizationName, NID_organizationName, oidCertNameType, "O",
- "organizationName"},
- { NID_organizationalUnitName, NID_organizationalUnitName, oidCertNameType,
- "OU", "organizationalUnitName"},
- { NID_emailAddress, NID_emailAddress, oidCertNameType, "emailAddress",
- "emailAddress"},
- { NID_domainComponent, NID_domainComponent, oidCertNameType, "DC",
- "domainComponent"},
- { NID_favouriteDrink, NID_favouriteDrink, oidCertNameType, "favouriteDrink",
- "favouriteDrink"},
- { NID_businessCategory, NID_businessCategory, oidCertNameType, "businessCategory",
- "businessCategory"},
- { NID_jurisdictionCountryName, NID_jurisdictionCountryName, oidCertNameType, "jurisdictionC",
- "jurisdictionCountryName"},
- { NID_jurisdictionStateOrProvinceName, NID_jurisdictionStateOrProvinceName,
- oidCertNameType, "jurisdictionST", "jurisdictionStateOrProvinceName"},
- #ifdef WOLFSSL_CERT_REQ
- { NID_pkcs9_challengePassword, CHALLENGE_PASSWORD_OID,
- oidCsrAttrType, "challengePassword", "challengePassword"},
- { NID_pkcs9_contentType, PKCS9_CONTENT_TYPE_OID,
- oidCsrAttrType, "contentType", "contentType" },
- #endif
- #endif
- #ifdef OPENSSL_EXTRA /* OPENSSL_EXTRA_X509_SMALL only needs the above */
- /* oidHashType */
- #ifdef WOLFSSL_MD2
- { NID_md2, MD2h, oidHashType, "MD2", "md2"},
- #endif
- #ifdef WOLFSSL_MD5
- { NID_md5, MD5h, oidHashType, "MD5", "md5"},
- #endif
- #ifndef NO_SHA
- { NID_sha1, SHAh, oidHashType, "SHA1", "sha1"},
- #endif
- #ifdef WOLFSSL_SHA224
- { NID_sha224, SHA224h, oidHashType, "SHA224", "sha224"},
- #endif
- #ifndef NO_SHA256
- { NID_sha256, SHA256h, oidHashType, "SHA256", "sha256"},
- #endif
- #ifdef WOLFSSL_SHA384
- { NID_sha384, SHA384h, oidHashType, "SHA384", "sha384"},
- #endif
- #ifdef WOLFSSL_SHA512
- { NID_sha512, SHA512h, oidHashType, "SHA512", "sha512"},
- #endif
- #ifdef WOLFSSL_SHA3
- #ifndef WOLFSSL_NOSHA3_224
- { NID_sha3_224, SHA3_224h, oidHashType, "SHA3-224", "sha3-224"},
- #endif
- #ifndef WOLFSSL_NOSHA3_256
- { NID_sha3_256, SHA3_256h, oidHashType, "SHA3-256", "sha3-256"},
- #endif
- #ifndef WOLFSSL_NOSHA3_384
- { NID_sha3_384, SHA3_384h, oidHashType, "SHA3-384", "sha3-384"},
- #endif
- #ifndef WOLFSSL_NOSHA3_512
- { NID_sha3_512, SHA3_512h, oidHashType, "SHA3-512", "sha3-512"},
- #endif
- #endif /* WOLFSSL_SHA3 */
- /* oidSigType */
- #ifndef NO_DSA
- #ifndef NO_SHA
- { NID_dsaWithSHA1, CTC_SHAwDSA, oidSigType, "DSA-SHA1", "dsaWithSHA1"},
- { NID_dsa_with_SHA256, CTC_SHA256wDSA, oidSigType, "dsa_with_SHA256",
- "dsa_with_SHA256"},
- #endif
- #endif /* NO_DSA */
- #ifndef NO_RSA
- #ifdef WOLFSSL_MD2
- { NID_md2WithRSAEncryption, CTC_MD2wRSA, oidSigType, "RSA-MD2",
- "md2WithRSAEncryption"},
- #endif
- #ifndef NO_MD5
- { NID_md5WithRSAEncryption, CTC_MD5wRSA, oidSigType, "RSA-MD5",
- "md5WithRSAEncryption"},
- #endif
- #ifndef NO_SHA
- { NID_sha1WithRSAEncryption, CTC_SHAwRSA, oidSigType, "RSA-SHA1",
- "sha1WithRSAEncryption"},
- #endif
- #ifdef WOLFSSL_SHA224
- { NID_sha224WithRSAEncryption, CTC_SHA224wRSA, oidSigType, "RSA-SHA224",
- "sha224WithRSAEncryption"},
- #endif
- #ifndef NO_SHA256
- { NID_sha256WithRSAEncryption, CTC_SHA256wRSA, oidSigType, "RSA-SHA256",
- "sha256WithRSAEncryption"},
- #endif
- #ifdef WOLFSSL_SHA384
- { NID_sha384WithRSAEncryption, CTC_SHA384wRSA, oidSigType, "RSA-SHA384",
- "sha384WithRSAEncryption"},
- #endif
- #ifdef WOLFSSL_SHA512
- { NID_sha512WithRSAEncryption, CTC_SHA512wRSA, oidSigType, "RSA-SHA512",
- "sha512WithRSAEncryption"},
- #endif
- #ifdef WOLFSSL_SHA3
- #ifndef WOLFSSL_NOSHA3_224
- { NID_RSA_SHA3_224, CTC_SHA3_224wRSA, oidSigType, "RSA-SHA3-224",
- "sha3-224WithRSAEncryption"},
- #endif
- #ifndef WOLFSSL_NOSHA3_256
- { NID_RSA_SHA3_256, CTC_SHA3_256wRSA, oidSigType, "RSA-SHA3-256",
- "sha3-256WithRSAEncryption"},
- #endif
- #ifndef WOLFSSL_NOSHA3_384
- { NID_RSA_SHA3_384, CTC_SHA3_384wRSA, oidSigType, "RSA-SHA3-384",
- "sha3-384WithRSAEncryption"},
- #endif
- #ifndef WOLFSSL_NOSHA3_512
- { NID_RSA_SHA3_512, CTC_SHA3_512wRSA, oidSigType, "RSA-SHA3-512",
- "sha3-512WithRSAEncryption"},
- #endif
- #endif
- #endif /* NO_RSA */
- #ifdef HAVE_ECC
- #ifndef NO_SHA
- { NID_ecdsa_with_SHA1, CTC_SHAwECDSA, oidSigType, "ecdsa-with-SHA1", "shaWithECDSA"},
- #endif
- #ifdef WOLFSSL_SHA224
- { NID_ecdsa_with_SHA224, CTC_SHA224wECDSA, oidSigType, "ecdsa-with-SHA224","sha224WithECDSA"},
- #endif
- #ifndef NO_SHA256
- { NID_ecdsa_with_SHA256, CTC_SHA256wECDSA, oidSigType, "ecdsa-with-SHA256","sha256WithECDSA"},
- #endif
- #ifdef WOLFSSL_SHA384
- { NID_ecdsa_with_SHA384, CTC_SHA384wECDSA, oidSigType, "ecdsa-with-SHA384","sha384WithECDSA"},
- #endif
- #ifdef WOLFSSL_SHA512
- { NID_ecdsa_with_SHA512, CTC_SHA512wECDSA, oidSigType, "ecdsa-with-SHA512","sha512WithECDSA"},
- #endif
- #ifdef WOLFSSL_SHA3
- #ifndef WOLFSSL_NOSHA3_224
- { NID_ecdsa_with_SHA3_224, CTC_SHA3_224wECDSA, oidSigType, "id-ecdsa-with-SHA3-224",
- "ecdsa_with_SHA3-224"},
- #endif
- #ifndef WOLFSSL_NOSHA3_256
- { NID_ecdsa_with_SHA3_256, CTC_SHA3_256wECDSA, oidSigType, "id-ecdsa-with-SHA3-256",
- "ecdsa_with_SHA3-256"},
- #endif
- #ifndef WOLFSSL_NOSHA3_384
- { NID_ecdsa_with_SHA3_384, CTC_SHA3_384wECDSA, oidSigType, "id-ecdsa-with-SHA3-384",
- "ecdsa_with_SHA3-384"},
- #endif
- #ifndef WOLFSSL_NOSHA3_512
- { NID_ecdsa_with_SHA3_512, CTC_SHA3_512wECDSA, oidSigType, "id-ecdsa-with-SHA3-512",
- "ecdsa_with_SHA3-512"},
- #endif
- #endif
- #endif /* HAVE_ECC */
- /* oidKeyType */
- #ifndef NO_DSA
- { NID_dsa, DSAk, oidKeyType, "DSA", "dsaEncryption"},
- #endif /* NO_DSA */
- #ifndef NO_RSA
- { NID_rsaEncryption, RSAk, oidKeyType, "rsaEncryption", "rsaEncryption"},
- #endif /* NO_RSA */
- #ifdef HAVE_ECC
- { NID_X9_62_id_ecPublicKey, ECDSAk, oidKeyType, "id-ecPublicKey",
- "id-ecPublicKey"},
- #endif /* HAVE_ECC */
- #ifndef NO_DH
- { NID_dhKeyAgreement, DHk, oidKeyType, "dhKeyAgreement", "dhKeyAgreement"},
- #endif
- #ifdef HAVE_ED448
- { NID_ED448, ED448k, oidKeyType, "ED448", "ED448"},
- #endif
- #ifdef HAVE_ED25519
- { NID_ED25519, ED25519k, oidKeyType, "ED25519", "ED25519"},
- #endif
- /* oidCurveType */
- #ifdef HAVE_ECC
- { NID_X9_62_prime192v1, ECC_SECP192R1_OID, oidCurveType, "prime192v1", "prime192v1"},
- { NID_X9_62_prime192v2, ECC_PRIME192V2_OID, oidCurveType, "prime192v2", "prime192v2"},
- { NID_X9_62_prime192v3, ECC_PRIME192V3_OID, oidCurveType, "prime192v3", "prime192v3"},
- { NID_X9_62_prime239v1, ECC_PRIME239V1_OID, oidCurveType, "prime239v1", "prime239v1"},
- { NID_X9_62_prime239v2, ECC_PRIME239V2_OID, oidCurveType, "prime239v2", "prime239v2"},
- { NID_X9_62_prime239v3, ECC_PRIME239V3_OID, oidCurveType, "prime239v3", "prime239v3"},
- { NID_X9_62_prime256v1, ECC_SECP256R1_OID, oidCurveType, "prime256v1", "prime256v1"},
- { NID_secp112r1, ECC_SECP112R1_OID, oidCurveType, "secp112r1", "secp112r1"},
- { NID_secp112r2, ECC_SECP112R2_OID, oidCurveType, "secp112r2", "secp112r2"},
- { NID_secp128r1, ECC_SECP128R1_OID, oidCurveType, "secp128r1", "secp128r1"},
- { NID_secp128r2, ECC_SECP128R2_OID, oidCurveType, "secp128r2", "secp128r2"},
- { NID_secp160r1, ECC_SECP160R1_OID, oidCurveType, "secp160r1", "secp160r1"},
- { NID_secp160r2, ECC_SECP160R2_OID, oidCurveType, "secp160r2", "secp160r2"},
- { NID_secp224r1, ECC_SECP224R1_OID, oidCurveType, "secp224r1", "secp224r1"},
- { NID_secp384r1, ECC_SECP384R1_OID, oidCurveType, "secp384r1", "secp384r1"},
- { NID_secp521r1, ECC_SECP521R1_OID, oidCurveType, "secp521r1", "secp521r1"},
- { NID_secp160k1, ECC_SECP160K1_OID, oidCurveType, "secp160k1", "secp160k1"},
- { NID_secp192k1, ECC_SECP192K1_OID, oidCurveType, "secp192k1", "secp192k1"},
- { NID_secp224k1, ECC_SECP224K1_OID, oidCurveType, "secp224k1", "secp224k1"},
- { NID_secp256k1, ECC_SECP256K1_OID, oidCurveType, "secp256k1", "secp256k1"},
- { NID_brainpoolP160r1, ECC_BRAINPOOLP160R1_OID, oidCurveType, "brainpoolP160r1", "brainpoolP160r1"},
- { NID_brainpoolP192r1, ECC_BRAINPOOLP192R1_OID, oidCurveType, "brainpoolP192r1", "brainpoolP192r1"},
- { NID_brainpoolP224r1, ECC_BRAINPOOLP224R1_OID, oidCurveType, "brainpoolP224r1", "brainpoolP224r1"},
- { NID_brainpoolP256r1, ECC_BRAINPOOLP256R1_OID, oidCurveType, "brainpoolP256r1", "brainpoolP256r1"},
- { NID_brainpoolP320r1, ECC_BRAINPOOLP320R1_OID, oidCurveType, "brainpoolP320r1", "brainpoolP320r1"},
- { NID_brainpoolP384r1, ECC_BRAINPOOLP384R1_OID, oidCurveType, "brainpoolP384r1", "brainpoolP384r1"},
- { NID_brainpoolP512r1, ECC_BRAINPOOLP512R1_OID, oidCurveType, "brainpoolP512r1", "brainpoolP512r1"},
- #endif /* HAVE_ECC */
- /* oidBlkType */
- #ifdef WOLFSSL_AES_128
- { AES128CBCb, AES128CBCb, oidBlkType, "AES-128-CBC", "aes-128-cbc"},
- #endif
- #ifdef WOLFSSL_AES_192
- { AES192CBCb, AES192CBCb, oidBlkType, "AES-192-CBC", "aes-192-cbc"},
- #endif
- #ifdef WOLFSSL_AES_256
- { AES256CBCb, AES256CBCb, oidBlkType, "AES-256-CBC", "aes-256-cbc"},
- #endif
- #ifndef NO_DES3
- { NID_des, DESb, oidBlkType, "DES-CBC", "des-cbc"},
- { NID_des3, DES3b, oidBlkType, "DES-EDE3-CBC", "des-ede3-cbc"},
- #endif /* !NO_DES3 */
- /* oidOcspType */
- #ifdef HAVE_OCSP
- { NID_id_pkix_OCSP_basic, OCSP_BASIC_OID, oidOcspType, "basicOCSPResponse",
- "Basic OCSP Response"},
- { OCSP_NONCE_OID, OCSP_NONCE_OID, oidOcspType, "Nonce",
- "OCSP Nonce"},
- #endif /* HAVE_OCSP */
- #ifndef NO_PWDBASED
- /* oidKdfType */
- { PBKDF2_OID, PBKDF2_OID, oidKdfType, "PBKDFv2", "PBKDF2"},
- /* oidPBEType */
- { PBE_SHA1_RC4_128, PBE_SHA1_RC4_128, oidPBEType,
- "PBE-SHA1-RC4-128", "pbeWithSHA1And128BitRC4"},
- { PBE_SHA1_DES, PBE_SHA1_DES, oidPBEType, "PBE-SHA1-DES",
- "pbeWithSHA1AndDES-CBC"},
- { PBE_SHA1_DES3, PBE_SHA1_DES3, oidPBEType, "PBE-SHA1-3DES",
- "pbeWithSHA1And3-KeyTripleDES-CBC"},
- #endif
- /* oidKeyWrapType */
- #ifdef WOLFSSL_AES_128
- { AES128_WRAP, AES128_WRAP, oidKeyWrapType, "AES-128 wrap", "aes128-wrap"},
- #endif
- #ifdef WOLFSSL_AES_192
- { AES192_WRAP, AES192_WRAP, oidKeyWrapType, "AES-192 wrap", "aes192-wrap"},
- #endif
- #ifdef WOLFSSL_AES_256
- { AES256_WRAP, AES256_WRAP, oidKeyWrapType, "AES-256 wrap", "aes256-wrap"},
- #endif
- #ifndef NO_PKCS7
- #ifndef NO_DH
- /* oidCmsKeyAgreeType */
- #ifndef NO_SHA
- { dhSinglePass_stdDH_sha1kdf_scheme, dhSinglePass_stdDH_sha1kdf_scheme,
- oidCmsKeyAgreeType, "dhSinglePass-stdDH-sha1kdf-scheme", "dhSinglePass-stdDH-sha1kdf-scheme"},
- #endif
- #ifdef WOLFSSL_SHA224
- { dhSinglePass_stdDH_sha224kdf_scheme,
- dhSinglePass_stdDH_sha224kdf_scheme, oidCmsKeyAgreeType,
- "dhSinglePass-stdDH-sha224kdf-scheme", "dhSinglePass-stdDH-sha224kdf-scheme"},
- #endif
- #ifndef NO_SHA256
- { dhSinglePass_stdDH_sha256kdf_scheme,
- dhSinglePass_stdDH_sha256kdf_scheme, oidCmsKeyAgreeType,
- "dhSinglePass-stdDH-sha256kdf-scheme", "dhSinglePass-stdDH-sha256kdf-scheme"},
- #endif
- #ifdef WOLFSSL_SHA384
- { dhSinglePass_stdDH_sha384kdf_scheme,
- dhSinglePass_stdDH_sha384kdf_scheme, oidCmsKeyAgreeType,
- "dhSinglePass-stdDH-sha384kdf-scheme", "dhSinglePass-stdDH-sha384kdf-scheme"},
- #endif
- #ifdef WOLFSSL_SHA512
- { dhSinglePass_stdDH_sha512kdf_scheme,
- dhSinglePass_stdDH_sha512kdf_scheme, oidCmsKeyAgreeType,
- "dhSinglePass-stdDH-sha512kdf-scheme", "dhSinglePass-stdDH-sha512kdf-scheme"},
- #endif
- #endif
- #endif
- #if defined(WOLFSSL_APACHE_HTTPD)
- /* "1.3.6.1.5.5.7.8.7" */
- { NID_id_on_dnsSRV, NID_id_on_dnsSRV, oidCertNameType,
- WOLFSSL_SN_DNS_SRV, WOLFSSL_LN_DNS_SRV },
- /* "1.3.6.1.4.1.311.20.2.3" */
- { NID_ms_upn, WOLFSSL_MS_UPN_SUM, oidCertExtType, WOLFSSL_SN_MS_UPN,
- WOLFSSL_LN_MS_UPN },
- /* "1.3.6.1.5.5.7.1.24" */
- { NID_tlsfeature, WOLFSSL_TLS_FEATURE_SUM, oidTlsExtType,
- WOLFSSL_SN_TLS_FEATURE, WOLFSSL_LN_TLS_FEATURE },
- #endif
- #endif /* OPENSSL_EXTRA */
- };
- #define WOLFSSL_OBJECT_INFO_SZ \
- (sizeof(wolfssl_object_info) / sizeof(*wolfssl_object_info))
- const size_t wolfssl_object_info_sz = WOLFSSL_OBJECT_INFO_SZ;
- #endif
- #if defined(OPENSSL_EXTRA) && \
- !defined(NO_RSA) && !defined(HAVE_USER_RSA) && !defined(HAVE_FAST_RSA)
- WC_RNG* WOLFSSL_RSA_GetRNG(WOLFSSL_RSA *rsa, WC_RNG **tmpRNG, int *initTmpRng)
- {
- WC_RNG* rng = NULL;
- if (!rsa || !initTmpRng) {
- return NULL;
- }
- *initTmpRng = 0;
- #if !defined(HAVE_FIPS) && !defined(HAVE_USER_RSA) && \
- !defined(HAVE_FAST_RSA) && defined(WC_RSA_BLINDING)
- rng = ((RsaKey*)rsa->internal)->rng;
- #endif
- if (tmpRNG != NULL
- #if !defined(HAVE_FIPS) && !defined(HAVE_USER_RSA) && \
- !defined(HAVE_FAST_RSA) && defined(WC_RSA_BLINDING)
- && rng == NULL
- #endif
- ) {
- if (*tmpRNG == NULL) {
- #ifdef WOLFSSL_SMALL_STACK
- *tmpRNG = (WC_RNG*)XMALLOC(sizeof(WC_RNG), NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (*tmpRNG == NULL)
- return NULL;
- #else
- WOLFSSL_MSG("*tmpRNG is null");
- return NULL;
- #endif
- }
- if (wc_InitRng(*tmpRNG) == 0) {
- rng = *tmpRNG;
- *initTmpRng = 1;
- }
- else {
- WOLFSSL_MSG("Bad RNG Init, trying global");
- if (initGlobalRNG == 0)
- WOLFSSL_MSG("Global RNG no Init");
- else
- rng = &globalRNG;
- #ifdef WOLFSSL_SMALL_STACK
- if (*tmpRNG)
- XFREE(*tmpRNG, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- *tmpRNG = NULL;
- #endif
- }
- }
- return rng;
- }
- #endif
- #ifdef OPENSSL_EXTRA
- WOLFSSL_ASN1_INTEGER* wolfSSL_BN_to_ASN1_INTEGER(const WOLFSSL_BIGNUM *bn, WOLFSSL_ASN1_INTEGER *ai)
- {
- WOLFSSL_ASN1_INTEGER* a;
- int len;
- const int extraTagSz = MAX_LENGTH_SZ + 1;
- byte intTag[MAX_LENGTH_SZ + 1];
- int idx = 0;
- WOLFSSL_ENTER("wolfSSL_BN_to_ASN1_INTEGER");
- if (ai == NULL) {
- a = wolfSSL_ASN1_INTEGER_new();
- if (a == NULL)
- return NULL;
- a->type = V_ASN1_INTEGER;
- }
- else {
- a = ai;
- }
- if (a) {
- if (wolfSSL_BN_is_negative(bn) && !wolfSSL_BN_is_zero(bn)) {
- a->type |= V_ASN1_NEG_INTEGER;
- a->negative = 1;
- }
- len = wolfSSL_BN_num_bytes(bn);
- if (len == 0)
- len = 1;
- /* allocate buffer */
- if (len + extraTagSz > (int)sizeof(a->intData)) {
- /* create new data buffer and copy over */
- a->data = (byte*)XMALLOC(len + extraTagSz, NULL,
- DYNAMIC_TYPE_OPENSSL);
- if (a->data == NULL) {
- if (a != ai)
- wolfSSL_ASN1_INTEGER_free(a);
- return NULL;
- }
- a->isDynamic = 1;
- }
- else {
- XMEMSET(a->intData, 0, sizeof(a->intData));
- a->data = a->intData;
- }
- /* populate data */
- if (wolfSSL_BN_is_zero(bn)) {
- a->data[0] = 0;
- }
- else {
- len = wolfSSL_BN_bn2bin(bn, a->data);
- if (len < 0) {
- wolfSSL_ASN1_INTEGER_free(a);
- return NULL;
- }
- }
- a->length = len;
- /* Write ASN tag */
- idx = SetASNInt(a->length, a->data[0], intTag);
- XMEMMOVE(a->data + idx, a->data, a->length);
- XMEMCPY(a->data, intTag, idx);
- a->dataMax = a->length += idx;
- }
- return a;
- }
- #ifdef OPENSSL_ALL
- void *wolfSSL_ASN1_item_new(const WOLFSSL_ASN1_ITEM *tpl)
- {
- void *ret = NULL;
- const WOLFSSL_ASN1_TEMPLATE *member = NULL;
- size_t i;
- WOLFSSL_ENTER("wolfSSL_ASN1_item_new");
- if (!tpl) {
- return NULL;
- }
- if (!(ret = (void *)XMALLOC(tpl->size, NULL, DYNAMIC_TYPE_OPENSSL))) {
- return NULL;
- }
- XMEMSET(ret, 0, tpl->size);
- for (member = tpl->members, i = 0; i < tpl->mcount;
- member++, i++) {
- switch (member->type) {
- case WOLFSSL_X509_ALGOR_ASN1:
- {
- WOLFSSL_X509_ALGOR* algor = wolfSSL_X509_ALGOR_new();
- if (!algor) {
- goto error;
- }
- *(WOLFSSL_X509_ALGOR**)(((byte*)ret) + member->offset) = algor;
- break;
- }
- case WOLFSSL_ASN1_BIT_STRING_ASN1:
- {
- WOLFSSL_ASN1_BIT_STRING* bit_str = wolfSSL_ASN1_BIT_STRING_new();
- if (!bit_str) {
- goto error;
- }
- *(WOLFSSL_ASN1_BIT_STRING**)(((byte*)ret) + member->offset) = bit_str;
- break;
- }
- default:
- WOLFSSL_MSG("Type not supported in wolfSSL_ASN1_item_new");
- goto error;
- }
- }
- return ret;
- error:
- wolfSSL_ASN1_item_free(ret, tpl);
- return NULL;
- }
- void wolfSSL_ASN1_item_free(void *val, const WOLFSSL_ASN1_ITEM *tpl)
- {
- const WOLFSSL_ASN1_TEMPLATE *member = NULL;
- size_t i;
- WOLFSSL_ENTER("wolfSSL_ASN1_item_free");
- if (val) {
- for (member = tpl->members, i = 0; i < tpl->mcount;
- member++, i++) {
- switch (member->type) {
- case WOLFSSL_X509_ALGOR_ASN1:
- {
- WOLFSSL_X509_ALGOR* algor = *(WOLFSSL_X509_ALGOR**)
- (((byte*)val) + member->offset);
- if (algor) {
- wolfSSL_X509_ALGOR_free(algor);
- }
- break;
- }
- case WOLFSSL_ASN1_BIT_STRING_ASN1:
- {
- WOLFSSL_ASN1_BIT_STRING* bit_str = *(WOLFSSL_ASN1_BIT_STRING**)
- (((byte*)val) + member->offset);
- if (bit_str) {
- wolfSSL_ASN1_BIT_STRING_free(bit_str);
- }
- break;
- }
- default:
- WOLFSSL_MSG("Type not supported in wolfSSL_ASN1_item_free");
- }
- }
- XFREE(val, NULL, DYNAMIC_TYPE_OPENSSL);
- }
- }
- #define bufLenOrNull(buf, len) (buf ? buf + len : NULL)
- static int i2dProcessMembers(const void *src, byte *buf,
- const WOLFSSL_ASN1_TEMPLATE *members, size_t mcount)
- {
- const WOLFSSL_ASN1_TEMPLATE *member = NULL;
- int len = 0, ret;
- size_t i;
- WOLFSSL_ENTER("processMembers");
- for (member = members, i = 0; i < mcount; member++, i++) {
- switch (member->type) {
- case WOLFSSL_X509_ALGOR_ASN1:
- {
- word32 oid = 0;
- word32 idx = 0;
- const WOLFSSL_X509_ALGOR* algor = *(const WOLFSSL_X509_ALGOR**)
- (((byte*)src) + member->offset);
- if (!algor->algorithm) {
- WOLFSSL_LEAVE("processMembers", WOLFSSL_FAILURE);
- return WOLFSSL_FAILURE;
- }
- if (GetObjectId(algor->algorithm->obj, &idx, &oid,
- algor->algorithm->grp, algor->algorithm->objSz) < 0) {
- WOLFSSL_MSG("Issue getting OID of object");
- return -1;
- }
- ret = SetAlgoID(oid, bufLenOrNull(buf, len),
- algor->algorithm->grp, 0);
- if (!ret) {
- return WOLFSSL_FAILURE;
- }
- len += ret;
- break;
- }
- case WOLFSSL_ASN1_BIT_STRING_ASN1:
- {
- const WOLFSSL_ASN1_BIT_STRING* bit_str;
- bit_str = *(const WOLFSSL_ASN1_BIT_STRING**)
- (((byte*)src) + member->offset);
- len += SetBitString(bit_str->length, 0, bufLenOrNull(buf, len));
- if (buf && bit_str->data) {
- XMEMCPY(buf + len, bit_str->data, bit_str->length);
- }
- len += bit_str->length;
- break;
- }
- default:
- WOLFSSL_MSG("Type not support in processMembers");
- WOLFSSL_LEAVE("processMembers", WOLFSSL_FAILURE);
- return WOLFSSL_FAILURE;
- }
- }
- WOLFSSL_LEAVE("processMembers", len);
- return len;
- }
- int wolfSSL_ASN1_item_i2d(const void *src, byte **dest,
- const WOLFSSL_ASN1_ITEM *tpl)
- {
- int len = 0;
- byte *buf = NULL;
- WOLFSSL_ENTER("wolfSSL_ASN1_item_i2d");
- if (!src || !tpl) {
- WOLFSSL_LEAVE("wolfSSL_ASN1_item_i2d", WOLFSSL_FAILURE);
- return WOLFSSL_FAILURE;
- }
- if (dest && !*dest) {
- len = wolfSSL_ASN1_item_i2d(src, NULL, tpl);
- if (!len) {
- goto error;
- }
- buf = (byte*)XMALLOC(len, NULL, DYNAMIC_TYPE_ASN1);
- if (!buf) {
- goto error;
- }
- len = 0;
- }
- switch (tpl->type) {
- case ASN_SEQUENCE:
- {
- int seq_len = i2dProcessMembers(src, NULL, tpl->members,
- tpl->mcount);
- if (!seq_len) {
- goto error;
- }
- len += SetSequence(seq_len, bufLenOrNull(buf, len));
- if (buf &&
- i2dProcessMembers(src, bufLenOrNull(buf, len), tpl->members,
- tpl->mcount) != seq_len) {
- WOLFSSL_MSG("Inconsistent sequence length");
- goto error;
- }
- len += seq_len;
- break;
- }
- default:
- WOLFSSL_MSG("Type not supported in wolfSSL_ASN1_item_i2d");
- goto error;
- }
- if (dest && !*dest) {
- *dest = buf;
- }
- else if (dest && *dest && buf) {
- /* *dest length is not checked because the user is responsible
- * for providing a long enough buffer */
- XMEMCPY(*dest, buf, len);
- }
- WOLFSSL_LEAVE("wolfSSL_ASN1_item_i2d", len);
- return len;
- error:
- if (buf) {
- XFREE(buf, NULL, DYNAMIC_TYPE_ASN1);
- }
- WOLFSSL_LEAVE("wolfSSL_ASN1_item_i2d", WOLFSSL_FAILURE);
- return WOLFSSL_FAILURE;
- }
- #endif /* OPENSSL_ALL */
- #ifndef NO_DH
- static void InitwolfSSL_DH(WOLFSSL_DH* dh)
- {
- if (dh) {
- XMEMSET(dh, 0, sizeof(WOLFSSL_DH));
- }
- }
- WOLFSSL_DH* wolfSSL_DH_new(void)
- {
- WOLFSSL_DH* external;
- DhKey* key;
- WOLFSSL_ENTER("wolfSSL_DH_new");
- key = (DhKey*) XMALLOC(sizeof(DhKey), NULL, DYNAMIC_TYPE_DH);
- if (key == NULL) {
- WOLFSSL_MSG("wolfSSL_DH_new malloc DhKey failure");
- return NULL;
- }
- external = (WOLFSSL_DH*) XMALLOC(sizeof(WOLFSSL_DH), NULL,
- DYNAMIC_TYPE_DH);
- if (external == NULL) {
- WOLFSSL_MSG("wolfSSL_DH_new malloc WOLFSSL_DH failure");
- XFREE(key, NULL, DYNAMIC_TYPE_DH);
- return NULL;
- }
- InitwolfSSL_DH(external);
- if (wc_InitDhKey(key) != 0) {
- WOLFSSL_MSG("wolfSSL_DH_new InitDhKey failure");
- XFREE(key, NULL, DYNAMIC_TYPE_DH);
- XFREE(external, NULL, DYNAMIC_TYPE_DH);
- return NULL;
- }
- external->internal = key;
- external->priv_key = wolfSSL_BN_new();
- external->pub_key = wolfSSL_BN_new();
- return external;
- }
- void wolfSSL_DH_free(WOLFSSL_DH* dh)
- {
- WOLFSSL_ENTER("wolfSSL_DH_free");
- if (dh) {
- if (dh->internal) {
- wc_FreeDhKey((DhKey*)dh->internal);
- XFREE(dh->internal, NULL, DYNAMIC_TYPE_DH);
- dh->internal = NULL;
- }
- wolfSSL_BN_free(dh->priv_key);
- wolfSSL_BN_free(dh->pub_key);
- wolfSSL_BN_free(dh->g);
- wolfSSL_BN_free(dh->p);
- wolfSSL_BN_free(dh->q);
- InitwolfSSL_DH(dh); /* set back to NULLs for safety */
- XFREE(dh, NULL, DYNAMIC_TYPE_DH);
- }
- }
- int SetDhInternal(WOLFSSL_DH* dh)
- {
- int ret = WOLFSSL_FATAL_ERROR;
- int pSz = 1024;
- int gSz = 1024;
- #ifdef WOLFSSL_DH_EXTRA
- int privSz = 256; /* Up to 2048-bit */
- int pubSz = 256;
- #endif
- #ifdef WOLFSSL_SMALL_STACK
- unsigned char* p = NULL;
- unsigned char* g = NULL;
- #ifdef WOLFSSL_DH_EXTRA
- unsigned char* priv_key = NULL;
- unsigned char* pub_key = NULL;
- #endif
- #else
- unsigned char p[1024];
- unsigned char g[1024];
- #ifdef WOLFSSL_DH_EXTRA
- unsigned char priv_key[256];
- unsigned char pub_key[256];
- #endif
- #endif
- WOLFSSL_ENTER("SetDhInternal");
- if (dh == NULL || dh->p == NULL || dh->g == NULL)
- WOLFSSL_MSG("Bad function arguments");
- else if (wolfSSL_BN_bn2bin(dh->p, NULL) > pSz)
- WOLFSSL_MSG("Bad p internal size");
- else if (wolfSSL_BN_bn2bin(dh->g, NULL) > gSz)
- WOLFSSL_MSG("Bad g internal size");
- #ifdef WOLFSSL_DH_EXTRA
- else if (wolfSSL_BN_bn2bin(dh->priv_key, NULL) > privSz)
- WOLFSSL_MSG("Bad private key internal size");
- else if (wolfSSL_BN_bn2bin(dh->pub_key, NULL) > privSz)
- WOLFSSL_MSG("Bad public key internal size");
- #endif
- else {
- #ifdef WOLFSSL_SMALL_STACK
- p = (unsigned char*)XMALLOC(pSz, NULL, DYNAMIC_TYPE_PUBLIC_KEY);
- g = (unsigned char*)XMALLOC(gSz, NULL, DYNAMIC_TYPE_PUBLIC_KEY);
- #ifdef WOLFSSL_DH_EXTRA
- priv_key = (unsigned char*)XMALLOC(privSz, NULL,
- DYNAMIC_TYPE_PRIVATE_KEY);
- pub_key = (unsigned char*)XMALLOC(pubSz, NULL,
- DYNAMIC_TYPE_PUBLIC_KEY);
- #endif
- if (p == NULL || g == NULL) {
- XFREE(p, NULL, DYNAMIC_TYPE_PUBLIC_KEY);
- XFREE(g, NULL, DYNAMIC_TYPE_PUBLIC_KEY);
- return ret;
- }
- #endif /* WOLFSSL_SMALL_STACK */
- /* Free so that mp_init's don't leak */
- wc_FreeDhKey((DhKey*)dh->internal);
- #ifdef WOLFSSL_DH_EXTRA
- privSz = wolfSSL_BN_bn2bin(dh->priv_key, priv_key);
- pubSz = wolfSSL_BN_bn2bin(dh->pub_key, pub_key);
- if (privSz <= 0) {
- WOLFSSL_MSG("No private key size.");
- }
- if (pubSz <= 0) {
- WOLFSSL_MSG("No public key size.");
- }
- if (privSz > 0 || pubSz > 0) {
- ret = wc_DhImportKeyPair((DhKey*)dh->internal, priv_key, privSz,
- pub_key, pubSz);
- if (ret == 0) {
- ret = WOLFSSL_SUCCESS;
- }
- else {
- WOLFSSL_MSG("Failed setting private or public key.");
- ret = WOLFSSL_FAILURE;
- }
- }
- #endif /* WOLFSSL_DH_EXTRA */
- pSz = wolfSSL_BN_bn2bin(dh->p, p);
- gSz = wolfSSL_BN_bn2bin(dh->g, g);
- if (pSz <= 0 || gSz <= 0)
- WOLFSSL_MSG("Bad BN2bin set");
- else if (wc_DhSetKey((DhKey*)dh->internal, p, pSz, g, gSz) < 0)
- WOLFSSL_MSG("Bad DH SetKey");
- else {
- dh->inSet = 1;
- ret = WOLFSSL_SUCCESS;
- }
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(p, NULL, DYNAMIC_TYPE_PUBLIC_KEY);
- XFREE(g, NULL, DYNAMIC_TYPE_PUBLIC_KEY);
- #ifdef WOLFSSL_DH_EXTRA
- XFREE(priv_key, NULL, DYNAMIC_TYPE_PRIVATE_KEY);
- XFREE(pub_key, NULL, DYNAMIC_TYPE_PUBLIC_KEY);
- #endif
- #endif
- }
- return ret;
- }
- #if !defined(NO_DH) && (defined(WOLFSSL_QT) || defined(OPENSSL_ALL) \
- || defined(WOLFSSL_OPENSSH)) || defined(OPENSSL_EXTRA)
- #ifdef WOLFSSL_DH_EXTRA
- WOLFSSL_DH* wolfSSL_DH_dup(WOLFSSL_DH* dh)
- {
- WOLFSSL_DH* ret = NULL;
- WOLFSSL_ENTER("wolfSSL_DH_dup");
- if (!dh) {
- WOLFSSL_MSG("Bad parameter");
- return NULL;
- }
- if (dh->inSet == 0 && SetDhInternal(dh) != WOLFSSL_SUCCESS){
- WOLFSSL_MSG("Bad DH set internal");
- return NULL;
- }
- if (!(ret = wolfSSL_DH_new())) {
- WOLFSSL_MSG("wolfSSL_DH_new error");
- return NULL;
- }
- if (wc_DhKeyCopy((DhKey*)dh->internal, (DhKey*)ret->internal) != MP_OKAY) {
- WOLFSSL_MSG("wc_DhKeyCopy error");
- wolfSSL_DH_free(ret);
- return NULL;
- }
- ret->inSet = 1;
- if (SetDhExternal(ret) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("SetDhExternal error");
- wolfSSL_DH_free(ret);
- return NULL;
- }
- return ret;
- }
- #endif /* WOLFSSL_DH_EXTRA */
- /* Set the members of DhKey into WOLFSSL_DH
- * Specify elements to set via the 2nd parmeter
- */
- int SetDhExternal_ex(WOLFSSL_DH *dh, int elm)
- {
- DhKey *key;
- WOLFSSL_MSG("Entering SetDhExternal_ex");
- if (dh == NULL || dh->internal == NULL) {
- WOLFSSL_MSG("dh key NULL error");
- return WOLFSSL_FATAL_ERROR;
- }
- key = (DhKey*)dh->internal;
- if (elm & ELEMENT_P) {
- if (SetIndividualExternal(&dh->p, &key->p) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("dh param p error");
- return WOLFSSL_FATAL_ERROR;
- }
- }
- if (elm & ELEMENT_Q) {
- if (SetIndividualExternal(&dh->q, &key->q) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("dh param q error");
- return WOLFSSL_FATAL_ERROR;
- }
- }
- if (elm & ELEMENT_G) {
- if (SetIndividualExternal(&dh->g, &key->g) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("dh param g error");
- return WOLFSSL_FATAL_ERROR;
- }
- }
- #ifdef WOLFSSL_DH_EXTRA
- if (elm & ELEMENT_PRV) {
- if (SetIndividualExternal(&dh->priv_key, &key->priv) !=
- WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("No DH Private Key");
- return WOLFSSL_FATAL_ERROR;
- }
- }
- if (elm & ELEMENT_PUB) {
- if (SetIndividualExternal(&dh->pub_key, &key->pub) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("No DH Public Key");
- return WOLFSSL_FATAL_ERROR;
- }
- }
- #endif /* WOLFSSL_DH_EXTRA */
- dh->exSet = 1;
- return WOLFSSL_SUCCESS;
- }
- /* Set the members of DhKey into WOLFSSL_DH
- * DhKey was populated from wc_DhKeyDecode
- * p, g, pub_key and pri_key are set.
- */
- int SetDhExternal(WOLFSSL_DH *dh)
- {
- int elements = ELEMENT_P | ELEMENT_G | ELEMENT_PUB | ELEMENT_PRV;
- WOLFSSL_MSG("Entering SetDhExternal");
- return SetDhExternal_ex(dh, elements);
- }
- #endif /* !NO_DH && (WOLFSSL_QT || OPENSSL_ALL) */
- /* return code compliant with OpenSSL :
- * DH prime size in bytes if success, 0 if error
- */
- int wolfSSL_DH_size(WOLFSSL_DH* dh)
- {
- WOLFSSL_MSG("wolfSSL_DH_size");
- if (dh == NULL)
- return WOLFSSL_FATAL_ERROR;
- return wolfSSL_BN_num_bytes(dh->p);
- }
- /* This sets a big number with the 768-bit prime from RFC 2409.
- *
- * bn if not NULL then the big number structure is used. If NULL then a new
- * big number structure is created.
- *
- * Returns a WOLFSSL_BIGNUM structure on success and NULL with failure.
- */
- WOLFSSL_BIGNUM* wolfSSL_DH_768_prime(WOLFSSL_BIGNUM* bn)
- {
- const char prm[] = {
- "FFFFFFFFFFFFFFFFC90FDAA22168C234"
- "C4C6628B80DC1CD129024E088A67CC74"
- "020BBEA63B139B22514A08798E3404DD"
- "EF9519B3CD3A431B302B0A6DF25F1437"
- "4FE1356D6D51C245E485B576625E7EC6"
- "F44C42E9A63A3620FFFFFFFFFFFFFFFF"
- };
- WOLFSSL_ENTER("wolfSSL_DH_768_prime");
- if (wolfSSL_BN_hex2bn(&bn, prm) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Error converting DH 768 prime to big number");
- return NULL;
- }
- return bn;
- }
- /* This sets a big number with the 1024-bit prime from RFC 2409.
- *
- * bn if not NULL then the big number structure is used. If NULL then a new
- * big number structure is created.
- *
- * Returns a WOLFSSL_BIGNUM structure on success and NULL with failure.
- */
- WOLFSSL_BIGNUM* wolfSSL_DH_1024_prime(WOLFSSL_BIGNUM* bn)
- {
- const char prm[] = {
- "FFFFFFFFFFFFFFFFC90FDAA22168C234"
- "C4C6628B80DC1CD129024E088A67CC74"
- "020BBEA63B139B22514A08798E3404DD"
- "EF9519B3CD3A431B302B0A6DF25F1437"
- "4FE1356D6D51C245E485B576625E7EC6"
- "F44C42E9A637ED6B0BFF5CB6F406B7ED"
- "EE386BFB5A899FA5AE9F24117C4B1FE6"
- "49286651ECE65381FFFFFFFFFFFFFFFF"
- };
- WOLFSSL_ENTER("wolfSSL_DH_1024_prime");
- if (wolfSSL_BN_hex2bn(&bn, prm) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Error converting DH 1024 prime to big number");
- return NULL;
- }
- return bn;
- }
- /* This sets a big number with the 1536-bit prime from RFC 3526.
- *
- * bn if not NULL then the big number structure is used. If NULL then a new
- * big number structure is created.
- *
- * Returns a WOLFSSL_BIGNUM structure on success and NULL with failure.
- */
- WOLFSSL_BIGNUM* wolfSSL_DH_1536_prime(WOLFSSL_BIGNUM* bn)
- {
- const char prm[] = {
- "FFFFFFFFFFFFFFFFC90FDAA22168C234"
- "C4C6628B80DC1CD129024E088A67CC74"
- "020BBEA63B139B22514A08798E3404DD"
- "EF9519B3CD3A431B302B0A6DF25F1437"
- "4FE1356D6D51C245E485B576625E7EC6"
- "F44C42E9A637ED6B0BFF5CB6F406B7ED"
- "EE386BFB5A899FA5AE9F24117C4B1FE6"
- "49286651ECE45B3DC2007CB8A163BF05"
- "98DA48361C55D39A69163FA8FD24CF5F"
- "83655D23DCA3AD961C62F356208552BB"
- "9ED529077096966D670C354E4ABC9804"
- "F1746C08CA237327FFFFFFFFFFFFFFFF"
- };
- WOLFSSL_ENTER("wolfSSL_DH_1536_prime");
- if (wolfSSL_BN_hex2bn(&bn, prm) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Error converting DH 1536 prime to big number");
- return NULL;
- }
- return bn;
- }
- /* This sets a big number with the 2048-bit prime from RFC 3526.
- *
- * bn if not NULL then the big number structure is used. If NULL then a new
- * big number structure is created.
- *
- * Returns a WOLFSSL_BIGNUM structure on success and NULL with failure.
- */
- WOLFSSL_BIGNUM* wolfSSL_DH_2048_prime(WOLFSSL_BIGNUM* bn)
- {
- const char prm[] = {
- "FFFFFFFFFFFFFFFFC90FDAA22168C234"
- "C4C6628B80DC1CD129024E088A67CC74"
- "020BBEA63B139B22514A08798E3404DD"
- "EF9519B3CD3A431B302B0A6DF25F1437"
- "4FE1356D6D51C245E485B576625E7EC6"
- "F44C42E9A637ED6B0BFF5CB6F406B7ED"
- "EE386BFB5A899FA5AE9F24117C4B1FE6"
- "49286651ECE45B3DC2007CB8A163BF05"
- "98DA48361C55D39A69163FA8FD24CF5F"
- "83655D23DCA3AD961C62F356208552BB"
- "9ED529077096966D670C354E4ABC9804"
- "F1746C08CA18217C32905E462E36CE3B"
- "E39E772C180E86039B2783A2EC07A28F"
- "B5C55DF06F4C52C9DE2BCBF695581718"
- "3995497CEA956AE515D2261898FA0510"
- "15728E5A8AACAA68FFFFFFFFFFFFFFFF"
- };
- WOLFSSL_ENTER("wolfSSL_DH_2048_prime");
- if (wolfSSL_BN_hex2bn(&bn, prm) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Error converting DH 2048 prime to big number");
- return NULL;
- }
- return bn;
- }
- /* This sets a big number with the 3072-bit prime from RFC 3526.
- *
- * bn if not NULL then the big number structure is used. If NULL then a new
- * big number structure is created.
- *
- * Returns a WOLFSSL_BIGNUM structure on success and NULL with failure.
- */
- WOLFSSL_BIGNUM* wolfSSL_DH_3072_prime(WOLFSSL_BIGNUM* bn)
- {
- const char prm[] = {
- "FFFFFFFFFFFFFFFFC90FDAA22168C234"
- "C4C6628B80DC1CD129024E088A67CC74"
- "020BBEA63B139B22514A08798E3404DD"
- "EF9519B3CD3A431B302B0A6DF25F1437"
- "4FE1356D6D51C245E485B576625E7EC6"
- "F44C42E9A637ED6B0BFF5CB6F406B7ED"
- "EE386BFB5A899FA5AE9F24117C4B1FE6"
- "49286651ECE45B3DC2007CB8A163BF05"
- "98DA48361C55D39A69163FA8FD24CF5F"
- "83655D23DCA3AD961C62F356208552BB"
- "9ED529077096966D670C354E4ABC9804"
- "F1746C08CA18217C32905E462E36CE3B"
- "E39E772C180E86039B2783A2EC07A28F"
- "B5C55DF06F4C52C9DE2BCBF695581718"
- "3995497CEA956AE515D2261898FA0510"
- "15728E5A8AAAC42DAD33170D04507A33"
- "A85521ABDF1CBA64ECFB850458DBEF0A"
- "8AEA71575D060C7DB3970F85A6E1E4C7"
- "ABF5AE8CDB0933D71E8C94E04A25619D"
- "CEE3D2261AD2EE6BF12FFA06D98A0864"
- "D87602733EC86A64521F2B18177B200C"
- "BBE117577A615D6C770988C0BAD946E2"
- "08E24FA074E5AB3143DB5BFCE0FD108E"
- "4B82D120A93AD2CAFFFFFFFFFFFFFFFF"
- };
- WOLFSSL_ENTER("wolfSSL_DH_3072_prime");
- if (wolfSSL_BN_hex2bn(&bn, prm) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Error converting DH 3072 prime to big number");
- return NULL;
- }
- return bn;
- }
- /* This sets a big number with the 4096-bit prime from RFC 3526.
- *
- * bn if not NULL then the big number structure is used. If NULL then a new
- * big number structure is created.
- *
- * Returns a WOLFSSL_BIGNUM structure on success and NULL with failure.
- */
- WOLFSSL_BIGNUM* wolfSSL_DH_4096_prime(WOLFSSL_BIGNUM* bn)
- {
- const char prm[] = {
- "FFFFFFFFFFFFFFFFC90FDAA22168C234"
- "C4C6628B80DC1CD129024E088A67CC74"
- "020BBEA63B139B22514A08798E3404DD"
- "EF9519B3CD3A431B302B0A6DF25F1437"
- "4FE1356D6D51C245E485B576625E7EC6"
- "F44C42E9A637ED6B0BFF5CB6F406B7ED"
- "EE386BFB5A899FA5AE9F24117C4B1FE6"
- "49286651ECE45B3DC2007CB8A163BF05"
- "98DA48361C55D39A69163FA8FD24CF5F"
- "83655D23DCA3AD961C62F356208552BB"
- "9ED529077096966D670C354E4ABC9804"
- "F1746C08CA18217C32905E462E36CE3B"
- "E39E772C180E86039B2783A2EC07A28F"
- "B5C55DF06F4C52C9DE2BCBF695581718"
- "3995497CEA956AE515D2261898FA0510"
- "15728E5A8AAAC42DAD33170D04507A33"
- "A85521ABDF1CBA64ECFB850458DBEF0A"
- "8AEA71575D060C7DB3970F85A6E1E4C7"
- "ABF5AE8CDB0933D71E8C94E04A25619D"
- "CEE3D2261AD2EE6BF12FFA06D98A0864"
- "D87602733EC86A64521F2B18177B200C"
- "BBE117577A615D6C770988C0BAD946E2"
- "08E24FA074E5AB3143DB5BFCE0FD108E"
- "4B82D120A92108011A723C12A787E6D7"
- "88719A10BDBA5B2699C327186AF4E23C"
- "1A946834B6150BDA2583E9CA2AD44CE8"
- "DBBBC2DB04DE8EF92E8EFC141FBECAA6"
- "287C59474E6BC05D99B2964FA090C3A2"
- "233BA186515BE7ED1F612970CEE2D7AF"
- "B81BDD762170481CD0069127D5B05AA9"
- "93B4EA988D8FDDC186FFB7DC90A6C08F"
- "4DF435C934063199FFFFFFFFFFFFFFFF"
- };
- WOLFSSL_ENTER("wolfSSL_DH_4096_prime");
- if (wolfSSL_BN_hex2bn(&bn, prm) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Error converting DH 4096 prime to big number");
- return NULL;
- }
- return bn;
- }
- /* This sets a big number with the 6144-bit prime from RFC 3526.
- *
- * bn if not NULL then the big number structure is used. If NULL then a new
- * big number structure is created.
- *
- * Returns a WOLFSSL_BIGNUM structure on success and NULL with failure.
- */
- WOLFSSL_BIGNUM* wolfSSL_DH_6144_prime(WOLFSSL_BIGNUM* bn)
- {
- const char prm[] = {
- "FFFFFFFFFFFFFFFFC90FDAA22168C234"
- "C4C6628B80DC1CD129024E088A67CC74"
- "020BBEA63B139B22514A08798E3404DD"
- "EF9519B3CD3A431B302B0A6DF25F1437"
- "4FE1356D6D51C245E485B576625E7EC6"
- "F44C42E9A637ED6B0BFF5CB6F406B7ED"
- "EE386BFB5A899FA5AE9F24117C4B1FE6"
- "49286651ECE45B3DC2007CB8A163BF05"
- "98DA48361C55D39A69163FA8FD24CF5F"
- "83655D23DCA3AD961C62F356208552BB"
- "9ED529077096966D670C354E4ABC9804"
- "F1746C08CA18217C32905E462E36CE3B"
- "E39E772C180E86039B2783A2EC07A28F"
- "B5C55DF06F4C52C9DE2BCBF695581718"
- "3995497CEA956AE515D2261898FA0510"
- "15728E5A8AAAC42DAD33170D04507A33"
- "A85521ABDF1CBA64ECFB850458DBEF0A"
- "8AEA71575D060C7DB3970F85A6E1E4C7"
- "ABF5AE8CDB0933D71E8C94E04A25619D"
- "CEE3D2261AD2EE6BF12FFA06D98A0864"
- "D87602733EC86A64521F2B18177B200C"
- "BBE117577A615D6C770988C0BAD946E2"
- "08E24FA074E5AB3143DB5BFCE0FD108E"
- "4B82D120A92108011A723C12A787E6D7"
- "88719A10BDBA5B2699C327186AF4E23C"
- "1A946834B6150BDA2583E9CA2AD44CE8"
- "DBBBC2DB04DE8EF92E8EFC141FBECAA6"
- "287C59474E6BC05D99B2964FA090C3A2"
- "233BA186515BE7ED1F612970CEE2D7AF"
- "B81BDD762170481CD0069127D5B05AA9"
- "93B4EA988D8FDDC186FFB7DC90A6C08F"
- "4DF435C93402849236C3FAB4D27C7026"
- "C1D4DCB2602646DEC9751E763DBA37BD"
- "F8FF9406AD9E530EE5DB382F413001AE"
- "B06A53ED9027D831179727B0865A8918"
- "DA3EDBEBCF9B14ED44CE6CBACED4BB1B"
- "DB7F1447E6CC254B332051512BD7AF42"
- "6FB8F401378CD2BF5983CA01C64B92EC"
- "F032EA15D1721D03F482D7CE6E74FEF6"
- "D55E702F46980C82B5A84031900B1C9E"
- "59E7C97FBEC7E8F323A97A7E36CC88BE"
- "0F1D45B7FF585AC54BD407B22B4154AA"
- "CC8F6D7EBF48E1D814CC5ED20F8037E0"
- "A79715EEF29BE32806A1D58BB7C5DA76"
- "F550AA3D8A1FBFF0EB19CCB1A313D55C"
- "DA56C9EC2EF29632387FE8D76E3C0468"
- "043E8F663F4860EE12BF2D5B0B7474D6"
- "E694F91E6DCC4024FFFFFFFFFFFFFFFF"
- };
- WOLFSSL_ENTER("wolfSSL_DH_6144_prime");
- if (wolfSSL_BN_hex2bn(&bn, prm) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Error converting DH 6144 prime to big number");
- return NULL;
- }
- return bn;
- }
- /* This sets a big number with the 8192-bit prime from RFC 3526.
- *
- * bn if not NULL then the big number structure is used. If NULL then a new
- * big number structure is created.
- *
- * Returns a WOLFSSL_BIGNUM structure on success and NULL with failure.
- */
- WOLFSSL_BIGNUM* wolfSSL_DH_8192_prime(WOLFSSL_BIGNUM* bn)
- {
- const char prm[] = {
- "FFFFFFFFFFFFFFFFC90FDAA22168C234"
- "C4C6628B80DC1CD129024E088A67CC74"
- "020BBEA63B139B22514A08798E3404DD"
- "EF9519B3CD3A431B302B0A6DF25F1437"
- "4FE1356D6D51C245E485B576625E7EC6"
- "F44C42E9A637ED6B0BFF5CB6F406B7ED"
- "EE386BFB5A899FA5AE9F24117C4B1FE6"
- "49286651ECE45B3DC2007CB8A163BF05"
- "98DA48361C55D39A69163FA8FD24CF5F"
- "83655D23DCA3AD961C62F356208552BB"
- "9ED529077096966D670C354E4ABC9804"
- "F1746C08CA18217C32905E462E36CE3B"
- "E39E772C180E86039B2783A2EC07A28F"
- "B5C55DF06F4C52C9DE2BCBF695581718"
- "3995497CEA956AE515D2261898FA0510"
- "15728E5A8AAAC42DAD33170D04507A33"
- "A85521ABDF1CBA64ECFB850458DBEF0A"
- "8AEA71575D060C7DB3970F85A6E1E4C7"
- "ABF5AE8CDB0933D71E8C94E04A25619D"
- "CEE3D2261AD2EE6BF12FFA06D98A0864"
- "D87602733EC86A64521F2B18177B200C"
- "BBE117577A615D6C770988C0BAD946E2"
- "08E24FA074E5AB3143DB5BFCE0FD108E"
- "4B82D120A92108011A723C12A787E6D7"
- "88719A10BDBA5B2699C327186AF4E23C"
- "1A946834B6150BDA2583E9CA2AD44CE8"
- "DBBBC2DB04DE8EF92E8EFC141FBECAA6"
- "287C59474E6BC05D99B2964FA090C3A2"
- "233BA186515BE7ED1F612970CEE2D7AF"
- "B81BDD762170481CD0069127D5B05AA9"
- "93B4EA988D8FDDC186FFB7DC90A6C08F"
- "4DF435C93402849236C3FAB4D27C7026"
- "C1D4DCB2602646DEC9751E763DBA37BD"
- "F8FF9406AD9E530EE5DB382F413001AE"
- "B06A53ED9027D831179727B0865A8918"
- "DA3EDBEBCF9B14ED44CE6CBACED4BB1B"
- "DB7F1447E6CC254B332051512BD7AF42"
- "6FB8F401378CD2BF5983CA01C64B92EC"
- "F032EA15D1721D03F482D7CE6E74FEF6"
- "D55E702F46980C82B5A84031900B1C9E"
- "59E7C97FBEC7E8F323A97A7E36CC88BE"
- "0F1D45B7FF585AC54BD407B22B4154AA"
- "CC8F6D7EBF48E1D814CC5ED20F8037E0"
- "A79715EEF29BE32806A1D58BB7C5DA76"
- "F550AA3D8A1FBFF0EB19CCB1A313D55C"
- "DA56C9EC2EF29632387FE8D76E3C0468"
- "043E8F663F4860EE12BF2D5B0B7474D6"
- "E694F91E6DBE115974A3926F12FEE5E4"
- "38777CB6A932DF8CD8BEC4D073B931BA"
- "3BC832B68D9DD300741FA7BF8AFC47ED"
- "2576F6936BA424663AAB639C5AE4F568"
- "3423B4742BF1C978238F16CBE39D652D"
- "E3FDB8BEFC848AD922222E04A4037C07"
- "13EB57A81A23F0C73473FC646CEA306B"
- "4BCBC8862F8385DDFA9D4B7FA2C087E8"
- "79683303ED5BDD3A062B3CF5B3A278A6"
- "6D2A13F83F44F82DDF310EE074AB6A36"
- "4597E899A0255DC164F31CC50846851D"
- "F9AB48195DED7EA1B1D510BD7EE74D73"
- "FAF36BC31ECFA268359046F4EB879F92"
- "4009438B481C6CD7889A002ED5EE382B"
- "C9190DA6FC026E479558E4475677E9AA"
- "9E3050E2765694DFC81F56E880B96E71"
- "60C980DD98EDD3DFFFFFFFFFFFFFFFFF"
- };
- WOLFSSL_ENTER("wolfSSL_DH_8192_prime");
- if (wolfSSL_BN_hex2bn(&bn, prm) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Error converting DH 8192 prime to big number");
- return NULL;
- }
- return bn;
- }
- /* The functions inside the macro guard below are fine to use with FIPS provided
- * WOLFSSL_DH_EXTRA isn't defined. That define will cause SetDhInternal to have
- * a call to wc_DhImportKeyPair, which isn't defined in the FIPS v2 module. */
- #if !defined(HAVE_FIPS) || (defined(HAVE_FIPS) && !defined(WOLFSSL_DH_EXTRA)) \
- || (defined(HAVE_FIPS_VERSION) && (HAVE_FIPS_VERSION>2))
- /* return code compliant with OpenSSL :
- * 1 if success, 0 if error
- */
- int wolfSSL_DH_generate_key(WOLFSSL_DH* dh)
- {
- int ret = WOLFSSL_FAILURE;
- word32 pubSz = 0;
- word32 privSz = 0;
- int initTmpRng = 0;
- WC_RNG* rng = NULL;
- #ifdef WOLFSSL_SMALL_STACK
- WC_RNG* tmpRNG;
- #else
- WC_RNG tmpRNG[1];
- #endif
- unsigned char* pub = NULL;
- unsigned char* priv = NULL;
- WOLFSSL_MSG("wolfSSL_DH_generate_key");
- #ifdef WOLFSSL_SMALL_STACK
- tmpRNG = (WC_RNG*)XMALLOC(sizeof(WC_RNG), NULL, DYNAMIC_TYPE_RNG);
- if (tmpRNG == NULL) {
- XFREE(tmpRNG, NULL, DYNAMIC_TYPE_RNG);
- return ret;
- }
- #endif
- if (dh == NULL || dh->p == NULL || dh->g == NULL)
- WOLFSSL_MSG("Bad function arguments");
- else if (dh->inSet == 0 && SetDhInternal(dh) != WOLFSSL_SUCCESS)
- WOLFSSL_MSG("Bad DH set internal");
- else if (wc_InitRng(tmpRNG) == 0) {
- rng = tmpRNG;
- initTmpRng = 1;
- }
- else {
- WOLFSSL_MSG("Bad RNG Init, trying global");
- if (initGlobalRNG == 0)
- WOLFSSL_MSG("Global RNG no Init");
- else
- rng = &globalRNG;
- }
- if (rng) {
- pubSz = wolfSSL_BN_num_bytes(dh->p);
- if (dh->length) {
- privSz = dh->length/8; /* to bytes */
- } else {
- privSz = pubSz;
- }
- if (pubSz > 0) {
- pub = (unsigned char*)XMALLOC(pubSz,
- NULL, DYNAMIC_TYPE_PUBLIC_KEY);
- }
- if (privSz > 0) {
- priv = (unsigned char*)XMALLOC(privSz,
- NULL, DYNAMIC_TYPE_PRIVATE_KEY);
- }
- if (pub == NULL || priv == NULL) {
- WOLFSSL_MSG("Unable to malloc memory");
- }
- else if (wc_DhGenerateKeyPair((DhKey*)dh->internal, rng, priv, &privSz,
- pub, &pubSz) < 0)
- WOLFSSL_MSG("Bad wc_DhGenerateKeyPair");
- else {
- if (dh->pub_key)
- wolfSSL_BN_free(dh->pub_key);
- dh->pub_key = wolfSSL_BN_new();
- if (dh->pub_key == NULL) {
- WOLFSSL_MSG("Bad DH new pub");
- }
- if (dh->priv_key)
- wolfSSL_BN_free(dh->priv_key);
- dh->priv_key = wolfSSL_BN_new();
- if (dh->priv_key == NULL) {
- WOLFSSL_MSG("Bad DH new priv");
- }
- if (dh->pub_key && dh->priv_key) {
- if (wolfSSL_BN_bin2bn(pub, pubSz, dh->pub_key) == NULL)
- WOLFSSL_MSG("Bad DH bn2bin error pub");
- else if (wolfSSL_BN_bin2bn(priv, privSz, dh->priv_key) == NULL)
- WOLFSSL_MSG("Bad DH bn2bin error priv");
- else
- ret = WOLFSSL_SUCCESS;
- }
- }
- }
- if (initTmpRng)
- wc_FreeRng(tmpRNG);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(tmpRNG, NULL, DYNAMIC_TYPE_RNG);
- #endif
- XFREE(pub, NULL, DYNAMIC_TYPE_PUBLIC_KEY);
- XFREE(priv, NULL, DYNAMIC_TYPE_PRIVATE_KEY);
- return ret;
- }
- /* return code compliant with OpenSSL :
- * size of shared secret if success, -1 if error
- */
- int wolfSSL_DH_compute_key(unsigned char* key, const WOLFSSL_BIGNUM* otherPub,
- WOLFSSL_DH* dh)
- {
- int ret = WOLFSSL_FATAL_ERROR;
- word32 keySz = 0;
- int pubSz = 1024;
- int privSz = 1024;
- #ifdef WOLFSSL_SMALL_STACK
- unsigned char* pub;
- unsigned char* priv = NULL;
- #else
- unsigned char pub [1024];
- unsigned char priv[1024];
- #endif
- WOLFSSL_MSG("wolfSSL_DH_compute_key");
- #ifdef WOLFSSL_SMALL_STACK
- pub = (unsigned char*)XMALLOC(pubSz, NULL, DYNAMIC_TYPE_PUBLIC_KEY);
- if (pub == NULL)
- return ret;
- priv = (unsigned char*)XMALLOC(privSz, NULL, DYNAMIC_TYPE_PRIVATE_KEY);
- if (priv == NULL) {
- XFREE(pub, NULL, DYNAMIC_TYPE_PUBLIC_KEY);
- return ret;
- }
- #endif
- if (dh == NULL || dh->priv_key == NULL || otherPub == NULL)
- WOLFSSL_MSG("Bad function arguments");
- else if ((keySz = (word32)DH_size(dh)) == 0)
- WOLFSSL_MSG("Bad DH_size");
- else if (wolfSSL_BN_bn2bin(dh->priv_key, NULL) > (int)privSz)
- WOLFSSL_MSG("Bad priv internal size");
- else if (wolfSSL_BN_bn2bin(otherPub, NULL) > (int)pubSz)
- WOLFSSL_MSG("Bad otherPub size");
- else {
- privSz = wolfSSL_BN_bn2bin(dh->priv_key, priv);
- pubSz = wolfSSL_BN_bn2bin(otherPub, pub);
- if (dh->inSet == 0 && SetDhInternal(dh) != WOLFSSL_SUCCESS){
- WOLFSSL_MSG("Bad DH set internal");
- }
- if (privSz <= 0 || pubSz <= 0)
- WOLFSSL_MSG("Bad BN2bin set");
- else if (wc_DhAgree((DhKey*)dh->internal, key, &keySz,
- priv, privSz, pub, pubSz) < 0)
- WOLFSSL_MSG("wc_DhAgree failed");
- else
- ret = (int)keySz;
- }
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(pub, NULL, DYNAMIC_TYPE_PUBLIC_KEY);
- XFREE(priv, NULL, DYNAMIC_TYPE_PRIVATE_KEY);
- #endif
- WOLFSSL_LEAVE("wolfSSL_DH_compute_key", ret);
- return ret;
- }
- #if defined(OPENSSL_VERSION_NUMBER) && OPENSSL_VERSION_NUMBER >= 0x10100000L
- int wolfSSL_DH_set_length(WOLFSSL_DH *dh, long len)
- {
- WOLFSSL_ENTER("wolfSSL_DH_set_length");
- /* len is checked at generation */
- if (dh == NULL) {
- WOLFSSL_MSG("Bad function arguments");
- return WOLFSSL_FAILURE;
- }
- dh->length = (int)len;
- return WOLFSSL_SUCCESS;
- }
- /* ownership of p,q,and g get taken over by "dh" on success and should be free'd
- * with a call to wolfSSL_DH_free -- not individually.
- *
- * returns WOLFSSL_SUCCESS on success
- */
- int wolfSSL_DH_set0_pqg(WOLFSSL_DH *dh, WOLFSSL_BIGNUM *p,
- WOLFSSL_BIGNUM *q, WOLFSSL_BIGNUM *g)
- {
- int ret;
- WOLFSSL_ENTER("wolfSSL_DH_set0_pqg");
- /* q can be NULL */
- if (dh == NULL || p == NULL || g == NULL) {
- WOLFSSL_MSG("Bad function arguments");
- return WOLFSSL_FAILURE;
- }
- /* free existing internal DH structure and recreate with new p / g */
- if (dh->inSet) {
- ret = wc_FreeDhKey((DhKey*)dh->internal);
- if (ret != 0) {
- WOLFSSL_MSG("Unable to free internal DH key");
- return WOLFSSL_FAILURE;
- }
- }
- wolfSSL_BN_free(dh->p);
- wolfSSL_BN_free(dh->q);
- wolfSSL_BN_free(dh->g);
- dh->p = p;
- dh->q = q;
- dh->g = g;
- ret = SetDhInternal(dh);
- if (ret != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Unable to set internal DH key");
- dh->p = NULL;
- dh->q = NULL;
- dh->g = NULL;
- dh->inSet = 0;
- return WOLFSSL_FAILURE;
- }
- return WOLFSSL_SUCCESS;
- }
- #endif /* v1.1.0 or later */
- #endif /* !HAVE_FIPS || (HAVE_FIPS && !WOLFSSL_DH_EXTRA) ||
- * HAVE_FIPS_VERSION > 2 */
- void wolfSSL_DH_get0_key(const WOLFSSL_DH *dh,
- const WOLFSSL_BIGNUM **pub_key, const WOLFSSL_BIGNUM **priv_key)
- {
- WOLFSSL_ENTER("wolfSSL_DH_get0_key");
- if (dh != NULL) {
- if (pub_key != NULL && dh->pub_key != NULL &&
- wolfSSL_BN_is_zero(dh->pub_key) != WOLFSSL_SUCCESS)
- *pub_key = dh->pub_key;
- if (priv_key != NULL && dh->priv_key != NULL &&
- wolfSSL_BN_is_zero(dh->priv_key) != WOLFSSL_SUCCESS)
- *priv_key = dh->priv_key;
- }
- }
- int wolfSSL_DH_set0_key(WOLFSSL_DH *dh, WOLFSSL_BIGNUM *pub_key,
- WOLFSSL_BIGNUM *priv_key)
- {
- WOLFSSL_ENTER("wolfSSL_DH_set0_key");
- if (dh == NULL)
- return WOLFSSL_FAILURE;
- if (pub_key != NULL) {
- wolfSSL_BN_free(dh->pub_key);
- dh->pub_key = pub_key;
- }
- if (priv_key != NULL) {
- wolfSSL_BN_free(dh->priv_key);
- dh->priv_key = priv_key;
- }
- return SetDhInternal(dh);
- }
- #endif /* NO_DH */
- #endif /* OPENSSL_EXTRA */
- #if defined(OPENSSL_EXTRA) && defined(XFPRINTF) && !defined(NO_FILESYSTEM) && \
- !defined(NO_STDIO_FILESYSTEM) && (!defined(NO_RSA) || !defined(NO_DSA))
- /* Print the number bn in hex with name field and indentation indent to file fp.
- * Used by wolfSSL_DSA_print_fp and wolfSSL_RSA_print_fp to print DSA and RSA
- * keys and parameters.
- */
- static int PrintBNFieldFp(XFILE fp, int indent, const char* field,
- const WOLFSSL_BIGNUM* bn) {
- static const int HEX_INDENT = 4;
- static const int MAX_DIGITS_PER_LINE = 30;
- int ret = WOLFSSL_SUCCESS;
- int i = 0;
- char* buf = NULL;
- if (fp == XBADFILE || indent < 0 || field == NULL || bn == NULL) {
- ret = BAD_FUNC_ARG;
- }
- if (ret == WOLFSSL_SUCCESS) {
- buf = wolfSSL_BN_bn2hex(bn);
- if (buf == NULL) {
- ret = WOLFSSL_FAILURE;
- }
- }
- if (ret == WOLFSSL_SUCCESS) {
- XFPRINTF(fp, "%*s", indent, "");
- XFPRINTF(fp, "%s:\n", field);
- XFPRINTF(fp, "%*s", indent + HEX_INDENT, "");
- while (buf[i]) {
- if (i != 0) {
- if (i % 2 == 0) {
- XFPRINTF(fp, ":");
- }
- if (i % MAX_DIGITS_PER_LINE == 0) {
- XFPRINTF(fp, "\n");
- XFPRINTF(fp, "%*s", indent + HEX_INDENT, "");
- }
- }
- XFPRINTF(fp, "%c", buf[i++]);
- }
- XFPRINTF(fp, "\n");
- }
- if (buf != NULL) {
- XFREE(buf, NULL, DYNAMIC_TYPE_OPENSSL);
- }
- return ret;
- }
- #endif /* OPENSSL_EXTRA && XFPRINTF && !NO_FILESYSTEM && !NO_STDIO_FILESYSTEM
- * && (!NO_DSA || !NO_RSA)*/
- #ifndef NO_DSA
- #if defined(OPENSSL_EXTRA) && defined(XFPRINTF) && !defined(NO_FILESYSTEM) && \
- !defined(NO_STDIO_FILESYSTEM)
- /* return code compliant with OpenSSL :
- * 1 if success, 0 if error
- */
- int wolfSSL_DSA_print_fp(XFILE fp, WOLFSSL_DSA* dsa, int indent)
- {
- int ret = WOLFSSL_SUCCESS;
- int pBits;
- WOLFSSL_ENTER("wolfSSL_DSA_print_fp");
- if (fp == XBADFILE || dsa == NULL) {
- ret = WOLFSSL_FAILURE;
- }
- if (ret == WOLFSSL_SUCCESS && dsa->p != NULL) {
- pBits = wolfSSL_BN_num_bits(dsa->p);
- if (pBits == WOLFSSL_FAILURE) {
- ret = WOLFSSL_FAILURE;
- }
- else {
- XFPRINTF(fp, "%*s", indent, "");
- XFPRINTF(fp, "Private-Key: (%d bit)\n", pBits);
- }
- }
- if (ret == WOLFSSL_SUCCESS && dsa->priv_key != NULL) {
- ret = PrintBNFieldFp(fp, indent, "priv", dsa->priv_key);
- }
- if (ret == WOLFSSL_SUCCESS && dsa->pub_key != NULL) {
- ret = PrintBNFieldFp(fp, indent, "pub", dsa->pub_key);
- }
- if (ret == WOLFSSL_SUCCESS && dsa->p != NULL) {
- ret = PrintBNFieldFp(fp, indent, "P", dsa->p);
- }
- if (ret == WOLFSSL_SUCCESS && dsa->q != NULL) {
- ret = PrintBNFieldFp(fp, indent, "Q", dsa->q);
- }
- if (ret == WOLFSSL_SUCCESS && dsa->g != NULL) {
- ret = PrintBNFieldFp(fp, indent, "G", dsa->g);
- }
- WOLFSSL_LEAVE("wolfSSL_DSA_print_fp", ret);
- return ret;
- }
- #endif /* OPENSSL_EXTRA && XSNPRINTF && !NO_FILESYSTEM && NO_STDIO_FILESYSTEM */
- #if defined(OPENSSL_EXTRA) || defined(OPENSSL_EXTRA_X509_SMALL)
- static void InitwolfSSL_DSA(WOLFSSL_DSA* dsa)
- {
- if (dsa) {
- dsa->p = NULL;
- dsa->q = NULL;
- dsa->g = NULL;
- dsa->pub_key = NULL;
- dsa->priv_key = NULL;
- dsa->internal = NULL;
- dsa->inSet = 0;
- dsa->exSet = 0;
- }
- }
- WOLFSSL_DSA* wolfSSL_DSA_new(void)
- {
- WOLFSSL_DSA* external;
- DsaKey* key;
- WOLFSSL_MSG("wolfSSL_DSA_new");
- key = (DsaKey*) XMALLOC(sizeof(DsaKey), NULL, DYNAMIC_TYPE_DSA);
- if (key == NULL) {
- WOLFSSL_MSG("wolfSSL_DSA_new malloc DsaKey failure");
- return NULL;
- }
- external = (WOLFSSL_DSA*) XMALLOC(sizeof(WOLFSSL_DSA), NULL,
- DYNAMIC_TYPE_DSA);
- if (external == NULL) {
- WOLFSSL_MSG("wolfSSL_DSA_new malloc WOLFSSL_DSA failure");
- XFREE(key, NULL, DYNAMIC_TYPE_DSA);
- return NULL;
- }
- InitwolfSSL_DSA(external);
- if (wc_InitDsaKey(key) != 0) {
- WOLFSSL_MSG("wolfSSL_DSA_new InitDsaKey failure");
- XFREE(key, NULL, DYNAMIC_TYPE_DSA);
- wolfSSL_DSA_free(external);
- return NULL;
- }
- external->internal = key;
- return external;
- }
- void wolfSSL_DSA_free(WOLFSSL_DSA* dsa)
- {
- WOLFSSL_MSG("wolfSSL_DSA_free");
- if (dsa) {
- if (dsa->internal) {
- FreeDsaKey((DsaKey*)dsa->internal);
- XFREE(dsa->internal, NULL, DYNAMIC_TYPE_DSA);
- dsa->internal = NULL;
- }
- wolfSSL_BN_free(dsa->priv_key);
- wolfSSL_BN_free(dsa->pub_key);
- wolfSSL_BN_free(dsa->g);
- wolfSSL_BN_free(dsa->q);
- wolfSSL_BN_free(dsa->p);
- InitwolfSSL_DSA(dsa); /* set back to NULLs for safety */
- XFREE(dsa, NULL, DYNAMIC_TYPE_DSA);
- /* dsa = NULL, don't try to access or double free it */
- }
- }
- /* wolfSSL -> OpenSSL */
- int SetDsaExternal(WOLFSSL_DSA* dsa)
- {
- DsaKey* key;
- WOLFSSL_MSG("Entering SetDsaExternal");
- if (dsa == NULL || dsa->internal == NULL) {
- WOLFSSL_MSG("dsa key NULL error");
- return WOLFSSL_FATAL_ERROR;
- }
- key = (DsaKey*)dsa->internal;
- if (SetIndividualExternal(&dsa->p, &key->p) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("dsa p key error");
- return WOLFSSL_FATAL_ERROR;
- }
- if (SetIndividualExternal(&dsa->q, &key->q) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("dsa q key error");
- return WOLFSSL_FATAL_ERROR;
- }
- if (SetIndividualExternal(&dsa->g, &key->g) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("dsa g key error");
- return WOLFSSL_FATAL_ERROR;
- }
- if (SetIndividualExternal(&dsa->pub_key, &key->y) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("dsa y key error");
- return WOLFSSL_FATAL_ERROR;
- }
- if (SetIndividualExternal(&dsa->priv_key, &key->x) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("dsa x key error");
- return WOLFSSL_FATAL_ERROR;
- }
- dsa->exSet = 1;
- return WOLFSSL_SUCCESS;
- }
- #endif /* OPENSSL_EXTRA || OPENSSL_EXTRA_X509_SMALL */
- #endif /* !NO_DSA */
- #if !defined(NO_DSA) && defined(OPENSSL_EXTRA)
- /* Openssl -> WolfSSL */
- int SetDsaInternal(WOLFSSL_DSA* dsa)
- {
- DsaKey* key;
- WOLFSSL_MSG("Entering SetDsaInternal");
- if (dsa == NULL || dsa->internal == NULL) {
- WOLFSSL_MSG("dsa key NULL error");
- return WOLFSSL_FATAL_ERROR;
- }
- key = (DsaKey*)dsa->internal;
- if (dsa->p != NULL &&
- SetIndividualInternal(dsa->p, &key->p) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("rsa p key error");
- return WOLFSSL_FATAL_ERROR;
- }
- if (dsa->q != NULL &&
- SetIndividualInternal(dsa->q, &key->q) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("rsa q key error");
- return WOLFSSL_FATAL_ERROR;
- }
- if (dsa->g != NULL &&
- SetIndividualInternal(dsa->g, &key->g) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("rsa g key error");
- return WOLFSSL_FATAL_ERROR;
- }
- if (dsa->pub_key != NULL) {
- if (SetIndividualInternal(dsa->pub_key, &key->y) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("rsa pub_key error");
- return WOLFSSL_FATAL_ERROR;
- }
- /* public key */
- key->type = DSA_PUBLIC;
- }
- if (dsa->priv_key != NULL) {
- if (SetIndividualInternal(dsa->priv_key, &key->x) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("rsa priv_key error");
- return WOLFSSL_FATAL_ERROR;
- }
- /* private key */
- key->type = DSA_PRIVATE;
- }
- dsa->inSet = 1;
- return WOLFSSL_SUCCESS;
- }
- #endif /* !NO_DSA && OPENSSL_EXTRA */
- #ifdef OPENSSL_EXTRA
- #if !defined(NO_RSA)
- /* return wolfSSL native error codes. */
- static int wolfSSL_RSA_generate_key_native(WOLFSSL_RSA* rsa, int bits, WOLFSSL_BIGNUM* bn,
- void* cb)
- {
- int ret;
- (void)cb;
- (void)bn;
- (void)bits;
- WOLFSSL_ENTER("wolfSSL_RSA_generate_key_native");
- if (rsa == NULL || rsa->internal == NULL) {
- /* bit size checked during make key call */
- WOLFSSL_MSG("bad arguments");
- return BAD_FUNC_ARG;
- }
- #ifdef WOLFSSL_KEY_GEN
- {
- #ifdef WOLFSSL_SMALL_STACK
- WC_RNG* rng;
- #else
- WC_RNG rng[1];
- #endif
- #ifdef WOLFSSL_SMALL_STACK
- rng = (WC_RNG*)XMALLOC(sizeof(WC_RNG), NULL, DYNAMIC_TYPE_RNG);
- if (rng == NULL)
- return MEMORY_E;
- #endif
- if ((ret = wc_InitRng(rng)) < 0)
- WOLFSSL_MSG("RNG init failed");
- else if ((ret = wc_MakeRsaKey((RsaKey*)rsa->internal, bits,
- wolfSSL_BN_get_word(bn), rng)) != MP_OKAY)
- WOLFSSL_MSG("wc_MakeRsaKey failed");
- else if ((ret = SetRsaExternal(rsa)) != WOLFSSL_SUCCESS)
- WOLFSSL_MSG("SetRsaExternal failed");
- else {
- rsa->inSet = 1;
- ret = WOLFSSL_ERROR_NONE;
- }
- wc_FreeRng(rng);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(rng, NULL, DYNAMIC_TYPE_RNG);
- #endif
- }
- #else
- WOLFSSL_MSG("No Key Gen built in");
- ret = NOT_COMPILED_IN;
- #endif
- return ret;
- }
- /* Generates a RSA key of length len
- *
- * len length of RSA key i.e. 2048
- * e e to use when generating RSA key
- * f callback function for generation details
- * data user callback argument
- *
- * Note: Because of wc_MakeRsaKey an RSA key size generated can be slightly
- * rounded down. For example generating a key of size 2999 with e =
- * 65537 will make a key of size 374 instead of 375.
- * Returns a new RSA key on success and NULL on failure
- */
- WOLFSSL_RSA* wolfSSL_RSA_generate_key(int len, unsigned long e,
- void(*f)(int, int, void*), void* data)
- {
- WOLFSSL_RSA* rsa = NULL;
- WOLFSSL_BIGNUM* bn = NULL;
- WOLFSSL_ENTER("wolfSSL_RSA_generate_key");
- (void)f;
- (void)data;
- if (len < 0) {
- WOLFSSL_MSG("Bad argument: length was less than 0");
- return NULL;
- }
- bn = wolfSSL_BN_new();
- if (bn == NULL) {
- WOLFSSL_MSG("Error creating big number");
- return NULL;
- }
- if (wolfSSL_BN_set_word(bn, e) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Error using e value");
- wolfSSL_BN_free(bn);
- return NULL;
- }
- rsa = wolfSSL_RSA_new();
- if (rsa == NULL) {
- WOLFSSL_MSG("memory error");
- }
- else {
- #ifdef HAVE_FIPS
- for (;;)
- #endif
- {
- int gen_ret = wolfSSL_RSA_generate_key_native(rsa, len, bn, NULL);
- if (gen_ret != WOLFSSL_ERROR_NONE) {
- #ifdef HAVE_FIPS
- if (gen_ret == PRIME_GEN_E)
- continue;
- #endif
- wolfSSL_RSA_free(rsa);
- rsa = NULL;
- }
- #ifdef HAVE_FIPS
- break;
- #endif
- }
- }
- wolfSSL_BN_free(bn);
- return rsa;
- }
- /* return compliant with OpenSSL
- * 1 if success, 0 if error
- */
- int wolfSSL_RSA_generate_key_ex(WOLFSSL_RSA* rsa, int bits, WOLFSSL_BIGNUM* bn,
- void* cb)
- {
- #ifdef HAVE_FIPS
- for (;;)
- #endif
- {
- int gen_ret = wolfSSL_RSA_generate_key_native(rsa, bits, bn, cb);
- if (gen_ret == WOLFSSL_ERROR_NONE)
- return WOLFSSL_SUCCESS;
- #ifdef HAVE_FIPS
- else if (gen_ret == PRIME_GEN_E)
- continue;
- #endif
- else
- return WOLFSSL_FAILURE;
- }
- }
- #endif /* NO_RSA */
- #ifndef NO_DSA
- /* return code compliant with OpenSSL :
- * 1 if success, 0 if error
- */
- int wolfSSL_DSA_generate_key(WOLFSSL_DSA* dsa)
- {
- int ret = WOLFSSL_FAILURE;
- WOLFSSL_ENTER("wolfSSL_DSA_generate_key");
- if (dsa == NULL || dsa->internal == NULL) {
- WOLFSSL_MSG("Bad arguments");
- return WOLFSSL_FAILURE;
- }
- if (dsa->inSet == 0) {
- WOLFSSL_MSG("No DSA internal set, do it");
- if (SetDsaInternal(dsa) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("SetDsaInternal failed");
- return ret;
- }
- }
- #ifdef WOLFSSL_KEY_GEN
- {
- int initTmpRng = 0;
- WC_RNG *rng = NULL;
- #ifdef WOLFSSL_SMALL_STACK
- WC_RNG *tmpRNG;
- #else
- WC_RNG tmpRNG[1];
- #endif
- #ifdef WOLFSSL_SMALL_STACK
- tmpRNG = (WC_RNG*)XMALLOC(sizeof(WC_RNG), NULL, DYNAMIC_TYPE_RNG);
- if (tmpRNG == NULL)
- return WOLFSSL_FATAL_ERROR;
- #endif
- if (wc_InitRng(tmpRNG) == 0) {
- rng = tmpRNG;
- initTmpRng = 1;
- }
- else {
- WOLFSSL_MSG("Bad RNG Init, trying global");
- if (initGlobalRNG == 0)
- WOLFSSL_MSG("Global RNG no Init");
- else
- rng = &globalRNG;
- }
- if (rng) {
- if (wc_MakeDsaKey(rng, (DsaKey*)dsa->internal) != MP_OKAY)
- WOLFSSL_MSG("wc_MakeDsaKey failed");
- else if (SetDsaExternal(dsa) != WOLFSSL_SUCCESS)
- WOLFSSL_MSG("SetDsaExternal failed");
- else
- ret = WOLFSSL_SUCCESS;
- }
- if (initTmpRng)
- wc_FreeRng(tmpRNG);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(tmpRNG, NULL, DYNAMIC_TYPE_RNG);
- #endif
- }
- #else /* WOLFSSL_KEY_GEN */
- WOLFSSL_MSG("No Key Gen built in");
- #endif
- return ret;
- }
- /* Returns a pointer to a new WOLFSSL_DSA structure on success and NULL on fail
- */
- WOLFSSL_DSA* wolfSSL_DSA_generate_parameters(int bits, unsigned char* seed,
- int seedLen, int* counterRet, unsigned long* hRet,
- WOLFSSL_BN_CB cb, void* CBArg)
- {
- WOLFSSL_DSA* dsa;
- WOLFSSL_ENTER("wolfSSL_DSA_generate_parameters()");
- (void)cb;
- (void)CBArg;
- dsa = wolfSSL_DSA_new();
- if (dsa == NULL) {
- return NULL;
- }
- if (wolfSSL_DSA_generate_parameters_ex(dsa, bits, seed, seedLen,
- counterRet, hRet, NULL) != WOLFSSL_SUCCESS) {
- wolfSSL_DSA_free(dsa);
- return NULL;
- }
- return dsa;
- }
- /* return code compliant with OpenSSL :
- * 1 if success, 0 if error
- */
- int wolfSSL_DSA_generate_parameters_ex(WOLFSSL_DSA* dsa, int bits,
- unsigned char* seed, int seedLen,
- int* counterRet,
- unsigned long* hRet, void* cb)
- {
- int ret = WOLFSSL_FAILURE;
- (void)bits;
- (void)seed;
- (void)seedLen;
- (void)counterRet;
- (void)hRet;
- (void)cb;
- WOLFSSL_ENTER("wolfSSL_DSA_generate_parameters_ex");
- if (dsa == NULL || dsa->internal == NULL) {
- WOLFSSL_MSG("Bad arguments");
- return WOLFSSL_FAILURE;
- }
- #ifdef WOLFSSL_KEY_GEN
- {
- int initTmpRng = 0;
- WC_RNG *rng = NULL;
- #ifdef WOLFSSL_SMALL_STACK
- WC_RNG *tmpRNG;
- #else
- WC_RNG tmpRNG[1];
- #endif
- #ifdef WOLFSSL_SMALL_STACK
- tmpRNG = (WC_RNG*)XMALLOC(sizeof(WC_RNG), NULL, DYNAMIC_TYPE_RNG);
- if (tmpRNG == NULL)
- return WOLFSSL_FATAL_ERROR;
- #endif
- if (wc_InitRng(tmpRNG) == 0) {
- rng = tmpRNG;
- initTmpRng = 1;
- }
- else {
- WOLFSSL_MSG("Bad RNG Init, trying global");
- if (initGlobalRNG == 0)
- WOLFSSL_MSG("Global RNG no Init");
- else
- rng = &globalRNG;
- }
- if (rng) {
- if (wc_MakeDsaParameters(rng, bits,
- (DsaKey*)dsa->internal) != MP_OKAY)
- WOLFSSL_MSG("wc_MakeDsaParameters failed");
- else if (SetDsaExternal(dsa) != WOLFSSL_SUCCESS)
- WOLFSSL_MSG("SetDsaExternal failed");
- else
- ret = WOLFSSL_SUCCESS;
- }
- if (initTmpRng)
- wc_FreeRng(tmpRNG);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(tmpRNG, NULL, DYNAMIC_TYPE_RNG);
- #endif
- }
- #else /* WOLFSSL_KEY_GEN */
- WOLFSSL_MSG("No Key Gen built in");
- #endif
- return ret;
- }
- void wolfSSL_DSA_get0_pqg(const WOLFSSL_DSA *d, const WOLFSSL_BIGNUM **p,
- const WOLFSSL_BIGNUM **q, const WOLFSSL_BIGNUM **g)
- {
- WOLFSSL_ENTER("wolfSSL_DSA_get0_pqg");
- if (d != NULL) {
- if (p != NULL)
- *p = d->p;
- if (q != NULL)
- *q = d->q;
- if (g != NULL)
- *g = d->g;
- }
- }
- int wolfSSL_DSA_set0_pqg(WOLFSSL_DSA *d, WOLFSSL_BIGNUM *p,
- WOLFSSL_BIGNUM *q, WOLFSSL_BIGNUM *g)
- {
- WOLFSSL_ENTER("wolfSSL_DSA_set0_pqg");
- if (d == NULL || p == NULL || q == NULL || g == NULL) {
- WOLFSSL_MSG("Bad parameter");
- return WOLFSSL_FAILURE;
- }
- wolfSSL_BN_free(d->p);
- wolfSSL_BN_free(d->q);
- wolfSSL_BN_free(d->g);
- d->p = p;
- d->q = q;
- d->g = g;
- return WOLFSSL_SUCCESS;
- }
- void wolfSSL_DSA_get0_key(const WOLFSSL_DSA *d,
- const WOLFSSL_BIGNUM **pub_key, const WOLFSSL_BIGNUM **priv_key)
- {
- WOLFSSL_ENTER("wolfSSL_DSA_get0_key");
- if (d != NULL) {
- if (pub_key != NULL)
- *pub_key = d->pub_key;
- if (priv_key != NULL)
- *priv_key = d->priv_key;
- }
- }
- int wolfSSL_DSA_set0_key(WOLFSSL_DSA *d, WOLFSSL_BIGNUM *pub_key,
- WOLFSSL_BIGNUM *priv_key)
- {
- WOLFSSL_ENTER("wolfSSL_DSA_set0_key");
- /* The private key may be NULL */
- if (pub_key == NULL) {
- WOLFSSL_MSG("Bad parameter");
- return WOLFSSL_FAILURE;
- }
- wolfSSL_BN_free(d->pub_key);
- wolfSSL_BN_free(d->priv_key);
- d->pub_key = pub_key;
- d->priv_key = priv_key;
- return WOLFSSL_SUCCESS;
- }
- WOLFSSL_DSA_SIG* wolfSSL_DSA_SIG_new(void)
- {
- WOLFSSL_DSA_SIG* sig;
- WOLFSSL_ENTER("wolfSSL_DSA_SIG_new");
- sig = (WOLFSSL_DSA_SIG*)XMALLOC(sizeof(WOLFSSL_DSA_SIG), NULL, DYNAMIC_TYPE_OPENSSL);
- if (sig)
- XMEMSET(sig, 0, sizeof(WOLFSSL_DSA_SIG));
- return sig;
- }
- void wolfSSL_DSA_SIG_free(WOLFSSL_DSA_SIG *sig)
- {
- WOLFSSL_ENTER("wolfSSL_DSA_SIG_free");
- if (sig) {
- if (sig->r) {
- wolfSSL_BN_free(sig->r);
- }
- if (sig->s) {
- wolfSSL_BN_free(sig->s);
- }
- XFREE(sig, NULL, DYNAMIC_TYPE_OPENSSL);
- }
- }
- void wolfSSL_DSA_SIG_get0(const WOLFSSL_DSA_SIG *sig,
- const WOLFSSL_BIGNUM **r, const WOLFSSL_BIGNUM **s)
- {
- WOLFSSL_ENTER("wolfSSL_DSA_SIG_get0");
- if (sig != NULL) {
- *r = sig->r;
- *s = sig->s;
- }
- }
- int wolfSSL_DSA_SIG_set0(WOLFSSL_DSA_SIG *sig, WOLFSSL_BIGNUM *r,
- WOLFSSL_BIGNUM *s)
- {
- WOLFSSL_ENTER("wolfSSL_DSA_SIG_set0");
- if (r == NULL || s == NULL) {
- WOLFSSL_MSG("Bad parameter");
- return WOLFSSL_FAILURE;
- }
- wolfSSL_BN_clear_free(sig->r);
- wolfSSL_BN_clear_free(sig->s);
- sig->r = r;
- sig->s = s;
- return WOLFSSL_SUCCESS;
- }
- #ifndef HAVE_SELFTEST
- /**
- *
- * @param sig The input signature to encode
- * @param out The output buffer. If *out is NULL then a new buffer is
- * allocated. Otherwise the output is written to the buffer.
- * @return length on success and -1 on error
- */
- int wolfSSL_i2d_DSA_SIG(const WOLFSSL_DSA_SIG *sig, byte **out)
- {
- /* Space for sequence + two asn ints */
- byte buf[MAX_SEQ_SZ + 2*(ASN_TAG_SZ + MAX_LENGTH_SZ + DSA_MAX_HALF_SIZE)];
- word32 bufLen = sizeof(buf);
- WOLFSSL_ENTER("wolfSSL_i2d_DSA_SIG");
- if (sig == NULL || sig->r == NULL || sig->s == NULL ||
- out == NULL) {
- WOLFSSL_MSG("Bad function arguments");
- return WOLFSSL_FATAL_ERROR;
- }
- if (StoreECC_DSA_Sig(buf, &bufLen,
- (mp_int*)sig->r->internal, (mp_int*)sig->s->internal) != 0) {
- WOLFSSL_MSG("StoreECC_DSA_Sig error");
- return WOLFSSL_FATAL_ERROR;
- }
- if (*out == NULL) {
- byte* tmp = (byte*)XMALLOC(bufLen, NULL, DYNAMIC_TYPE_ASN1);
- if (tmp == NULL) {
- WOLFSSL_MSG("malloc error");
- return WOLFSSL_FATAL_ERROR;
- }
- *out = tmp;
- }
- XMEMCPY(*out, buf, bufLen);
- return (int)bufLen;
- }
- /**
- * Same as wolfSSL_DSA_SIG_new but also initializes the internal bignums as well.
- * @return New WOLFSSL_DSA_SIG with r and s created as well
- */
- static WOLFSSL_DSA_SIG* wolfSSL_DSA_SIG_new_bn(void)
- {
- WOLFSSL_DSA_SIG* ret;
- if ((ret = wolfSSL_DSA_SIG_new()) == NULL) {
- WOLFSSL_MSG("wolfSSL_DSA_SIG_new error");
- return NULL;
- }
- if ((ret->r = wolfSSL_BN_new()) == NULL) {
- WOLFSSL_MSG("wolfSSL_BN_new error");
- wolfSSL_DSA_SIG_free(ret);
- return NULL;
- }
- if ((ret->s = wolfSSL_BN_new()) == NULL) {
- WOLFSSL_MSG("wolfSSL_BN_new error");
- wolfSSL_DSA_SIG_free(ret);
- return NULL;
- }
- return ret;
- }
- /**
- * This parses a DER encoded ASN.1 structure. The ASN.1 encoding is:
- * ASN1_SEQUENCE
- * ASN1_INTEGER (DSA r)
- * ASN1_INTEGER (DSA s)
- * Alternatively, if the input is DSA_160_SIG_SIZE or DSA_256_SIG_SIZE in
- * length then this API interprets this as two unsigned binary numbers.
- * @param sig If non-null then free'd first and then newly created
- * WOLFSSL_DSA_SIG is assigned
- * @param pp Input buffer that is moved forward on success
- * @param length Length of input buffer
- * @return Newly created WOLFSSL_DSA_SIG on success or NULL on failure
- */
- WOLFSSL_DSA_SIG* wolfSSL_d2i_DSA_SIG(WOLFSSL_DSA_SIG **sig,
- const unsigned char **pp, long length)
- {
- WOLFSSL_DSA_SIG* ret;
- mp_int* r;
- mp_int* s;
- WOLFSSL_ENTER("wolfSSL_d2i_DSA_SIG");
- if (pp == NULL || *pp == NULL || length < 0) {
- WOLFSSL_MSG("Bad function arguments");
- return NULL;
- }
- if ((ret = wolfSSL_DSA_SIG_new_bn()) == NULL) {
- WOLFSSL_MSG("wolfSSL_DSA_SIG_new_bn error");
- return NULL;
- }
- r = (mp_int*)ret->r->internal;
- s = (mp_int*)ret->s->internal;
- if (DecodeECC_DSA_Sig(*pp, (word32)length, r, s) != 0) {
- if (length == DSA_160_SIG_SIZE || length == DSA_256_SIG_SIZE) {
- /* Two raw numbers of length/2 size each */
- if (mp_read_unsigned_bin(r, *pp, (int)length/2) != 0) {
- WOLFSSL_MSG("r mp_read_unsigned_bin error");
- wolfSSL_DSA_SIG_free(ret);
- return NULL;
- }
- if (mp_read_unsigned_bin(s, *pp + (length/2), (int)length/2) != 0) {
- WOLFSSL_MSG("s mp_read_unsigned_bin error");
- wolfSSL_DSA_SIG_free(ret);
- return NULL;
- }
- *pp += length;
- }
- else {
- WOLFSSL_MSG("DecodeECC_DSA_Sig error");
- wolfSSL_DSA_SIG_free(ret);
- return NULL;
- }
- }
- else {
- /* DecodeECC_DSA_Sig success move pointer forward */
- #ifndef NO_STRICT_ECDSA_LEN
- *pp += length;
- #else
- {
- /* We need to figure out how much to move by ourselves */
- word32 idx = 0;
- int len = 0;
- if (GetSequence(*pp, &idx, &len, (word32)length) < 0) {
- WOLFSSL_MSG("GetSequence error");
- wolfSSL_DSA_SIG_free(ret);
- return NULL;
- }
- *pp += len;
- }
- #endif
- }
- if (sig != NULL) {
- if (*sig != NULL)
- wolfSSL_DSA_SIG_free(*sig);
- *sig = ret;
- }
- return ret;
- }
- #endif
- /* return WOLFSSL_SUCCESS on success, < 0 otherwise */
- int wolfSSL_DSA_do_sign(const unsigned char* d, unsigned char* sigRet,
- WOLFSSL_DSA* dsa)
- {
- int ret = WOLFSSL_FATAL_ERROR;
- int initTmpRng = 0;
- WC_RNG* rng = NULL;
- #ifdef WOLFSSL_SMALL_STACK
- WC_RNG* tmpRNG = NULL;
- #else
- WC_RNG tmpRNG[1];
- #endif
- WOLFSSL_ENTER("wolfSSL_DSA_do_sign");
- if (d == NULL || sigRet == NULL || dsa == NULL) {
- WOLFSSL_MSG("Bad function arguments");
- return ret;
- }
- if (dsa->inSet == 0) {
- WOLFSSL_MSG("No DSA internal set, do it");
- if (SetDsaInternal(dsa) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("SetDsaInternal failed");
- return ret;
- }
- }
- #ifdef WOLFSSL_SMALL_STACK
- tmpRNG = (WC_RNG*)XMALLOC(sizeof(WC_RNG), NULL, DYNAMIC_TYPE_RNG);
- if (tmpRNG == NULL)
- return WOLFSSL_FATAL_ERROR;
- #endif
- if (wc_InitRng(tmpRNG) == 0) {
- rng = tmpRNG;
- initTmpRng = 1;
- }
- else {
- WOLFSSL_MSG("Bad RNG Init, trying global");
- if (initGlobalRNG == 0)
- WOLFSSL_MSG("Global RNG no Init");
- else
- rng = &globalRNG;
- }
- if (rng) {
- if (wc_DsaSign(d, sigRet, (DsaKey*)dsa->internal, rng) < 0)
- WOLFSSL_MSG("DsaSign failed");
- else
- ret = WOLFSSL_SUCCESS;
- }
- if (initTmpRng)
- wc_FreeRng(tmpRNG);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(tmpRNG, NULL, DYNAMIC_TYPE_RNG);
- #endif
- return ret;
- }
- #ifndef HAVE_SELFTEST
- WOLFSSL_DSA_SIG* wolfSSL_DSA_do_sign_ex(const unsigned char* digest,
- int inLen, WOLFSSL_DSA* dsa)
- {
- byte sigBin[DSA_MAX_SIG_SIZE];
- const byte *tmp = sigBin;
- int sigLen;
- WOLFSSL_ENTER("wolfSSL_DSA_do_sign_ex");
- if (!digest || !dsa || inLen != WC_SHA_DIGEST_SIZE) {
- WOLFSSL_MSG("Bad function arguments");
- return NULL;
- }
- if (wolfSSL_DSA_do_sign(digest, sigBin, dsa) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("wolfSSL_DSA_do_sign error");
- return NULL;
- }
- if (dsa->internal == NULL) {
- WOLFSSL_MSG("dsa->internal is null");
- return NULL;
- }
- sigLen = mp_unsigned_bin_size(&((DsaKey*)dsa->internal)->q);
- if (sigLen <= 0) {
- WOLFSSL_MSG("mp_unsigned_bin_size error");
- return NULL;
- }
- /* 2 * sigLen for the two points r and s */
- return wolfSSL_d2i_DSA_SIG(NULL, &tmp, 2 * sigLen);
- }
- #endif /* !HAVE_SELFTEST */
- int wolfSSL_DSA_do_verify(const unsigned char* d, unsigned char* sig,
- WOLFSSL_DSA* dsa, int *dsacheck)
- {
- int ret = WOLFSSL_FATAL_ERROR;
- WOLFSSL_ENTER("wolfSSL_DSA_do_verify");
- if (d == NULL || sig == NULL || dsa == NULL) {
- WOLFSSL_MSG("Bad function arguments");
- return WOLFSSL_FATAL_ERROR;
- }
- if (dsa->inSet == 0)
- {
- WOLFSSL_MSG("No DSA internal set, do it");
- if (SetDsaInternal(dsa) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("SetDsaInternal failed");
- return WOLFSSL_FATAL_ERROR;
- }
- }
- ret = DsaVerify(d, sig, (DsaKey*)dsa->internal, dsacheck);
- if (ret != 0 || *dsacheck != 1) {
- WOLFSSL_MSG("DsaVerify failed");
- return ret;
- }
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_DSA_bits(const WOLFSSL_DSA *d)
- {
- if (!d)
- return WOLFSSL_FAILURE;
- if (!d->exSet && SetDsaExternal((WOLFSSL_DSA*)d) != WOLFSSL_SUCCESS)
- return WOLFSSL_FAILURE;
- return wolfSSL_BN_num_bits(d->p);
- }
- #ifndef HAVE_SELFTEST
- int wolfSSL_DSA_do_verify_ex(const unsigned char* digest, int digest_len,
- WOLFSSL_DSA_SIG* sig, WOLFSSL_DSA* dsa)
- {
- int dsacheck, sz;
- byte sigBin[DSA_MAX_SIG_SIZE];
- byte* sigBinPtr = sigBin;
- DsaKey* key;
- int qSz;
- WOLFSSL_ENTER("wolfSSL_DSA_do_verify_ex");
- if (!digest || !sig || !dsa || digest_len != WC_SHA_DIGEST_SIZE) {
- WOLFSSL_MSG("Bad function arguments");
- return WOLFSSL_FAILURE;
- }
- if (!sig->r || !sig->s) {
- WOLFSSL_MSG("No signature found in DSA_SIG");
- return WOLFSSL_FAILURE;
- }
- if (dsa->inSet == 0) {
- WOLFSSL_MSG("No DSA internal set, do it");
- if (SetDsaInternal(dsa) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("SetDsaInternal failed");
- return WOLFSSL_FAILURE;
- }
- }
- key = (DsaKey*)dsa->internal;
- if (key == NULL) {
- WOLFSSL_MSG("dsa->internal is null");
- return WOLFSSL_FAILURE;
- }
- qSz = mp_unsigned_bin_size(&key->q);
- if (qSz < 0 || qSz > DSA_MAX_HALF_SIZE) {
- WOLFSSL_MSG("mp_unsigned_bin_size error");
- return WOLFSSL_FAILURE;
- }
- /* read r */
- /* front pad with zeros */
- if ((sz = wolfSSL_BN_num_bytes(sig->r)) < 0 || sz > DSA_MAX_HALF_SIZE)
- return WOLFSSL_FAILURE;
- while (sz++ < qSz)
- *sigBinPtr++ = 0;
- if (wolfSSL_BN_bn2bin(sig->r, sigBinPtr) == WOLFSSL_FATAL_ERROR)
- return WOLFSSL_FAILURE;
- /* Move to s */
- sigBinPtr = sigBin + qSz;
- /* read s */
- /* front pad with zeros */
- if ((sz = wolfSSL_BN_num_bytes(sig->s)) < 0 || sz > DSA_MAX_HALF_SIZE)
- return WOLFSSL_FAILURE;
- while (sz++ < qSz)
- *sigBinPtr++ = 0;
- if (wolfSSL_BN_bn2bin(sig->s, sigBinPtr) == WOLFSSL_FATAL_ERROR)
- return WOLFSSL_FAILURE;
- if (wolfSSL_DSA_do_verify(digest, sigBin, dsa, &dsacheck) != WOLFSSL_SUCCESS ||
- dsacheck != 1)
- return WOLFSSL_FAILURE;
- return WOLFSSL_SUCCESS;
- }
- #endif /* !HAVE_SELFTEST */
- WOLFSSL_API int wolfSSL_i2d_DSAparams(const WOLFSSL_DSA* dsa,
- unsigned char** out)
- {
- int ret = 0;
- word32 derLen = 0;
- int preAllocated = 1;
- DsaKey* key = NULL;
- WOLFSSL_ENTER("wolfSSL_i2d_DSAparams");
- if (dsa == NULL || dsa->internal == NULL || out == NULL) {
- ret = BAD_FUNC_ARG;
- }
- if (ret == 0) {
- key = (DsaKey*)dsa->internal;
- ret = wc_DsaKeyToParamsDer_ex(key, NULL, &derLen);
- if (ret == LENGTH_ONLY_E) {
- ret = 0;
- }
- }
- if (ret == 0 && *out == NULL) {
- /* If we're allocating out for the caller, we don't increment out just
- past the end of the DER buffer. If out is already allocated, we do.
- (OpenSSL convention) */
- preAllocated = 0;
- *out = (unsigned char*)XMALLOC(derLen, key->heap, DYNAMIC_TYPE_OPENSSL);
- if (*out == NULL) {
- ret = MEMORY_E;
- }
- }
- if (ret == 0) {
- ret = wc_DsaKeyToParamsDer_ex(key, *out, &derLen);
- }
- if (ret >= 0 && preAllocated == 1) {
- *out += derLen;
- }
- if (ret < 0 && preAllocated == 0) {
- XFREE(*out, key->heap, DYNAMIC_TYPE_OPENSSL);
- }
- WOLFSSL_LEAVE("wolfSSL_i2d_DSAparams", ret);
- return ret;
- }
- WOLFSSL_API WOLFSSL_DSA* wolfSSL_d2i_DSAparams(WOLFSSL_DSA** dsa,
- const unsigned char** der, long derLen)
- {
- WOLFSSL_DSA* ret = NULL;
- int err = 0;
- word32 idx = 0;
- int asnLen;
- DsaKey* internalKey = NULL;
- WOLFSSL_ENTER("wolfSSL_d2i_DSAparams");
- if (der == NULL || *der == NULL || derLen <= 0) {
- err = 1;
- }
- if (err == 0) {
- ret = wolfSSL_DSA_new();
- err = ret == NULL;
- }
- if (err == 0) {
- err = GetSequence(*der, &idx, &asnLen, (word32)derLen) <= 0;
- }
- if (err == 0) {
- internalKey = (DsaKey*)ret->internal;
- err = GetInt(&internalKey->p, *der, &idx, (word32)derLen) != 0;
- }
- if (err == 0) {
- err = GetInt(&internalKey->q, *der, &idx, (word32)derLen) != 0;
- }
- if (err == 0) {
- err = GetInt(&internalKey->g, *der, &idx, (word32)derLen) != 0;
- }
- if (err == 0) {
- err = SetIndividualExternal(&ret->p, &internalKey->p)
- != WOLFSSL_SUCCESS;
- }
- if (err == 0) {
- err = SetIndividualExternal(&ret->q, &internalKey->q)
- != WOLFSSL_SUCCESS;
- }
- if (err == 0) {
- err = SetIndividualExternal(&ret->g, &internalKey->g)
- != WOLFSSL_SUCCESS;
- }
- if (err == 0 && dsa != NULL) {
- *dsa = ret;
- }
- if (err != 0 && ret != NULL) {
- wolfSSL_DSA_free(ret);
- ret = NULL;
- }
- return ret;
- }
- #endif /* NO_DSA */
- #if !defined(NO_RSA) && !defined(HAVE_USER_RSA)
- #ifdef DEBUG_SIGN
- static void DEBUG_SIGN_msg(const char *title, const unsigned char *out, unsigned int outlen)
- {
- const unsigned char *pt;
- printf("%s[%d] = \n", title, (int)outlen);
- outlen = outlen>100?100:outlen;
- for (pt = out; pt < out + outlen;
- printf("%c", ((*pt)&0x6f)>='A'?((*pt)&0x6f):'.'), pt++);
- printf("\n");
- }
- #else
- #define DEBUG_SIGN_msg(a,b,c)
- #endif
- static int nid2HashSum(int type) {
- switch (type) {
- #ifdef WOLFSSL_MD2
- case NID_md2: type = MD2h; break;
- #endif
- #ifndef NO_MD5
- case NID_md5: type = MD5h; break;
- #endif
- #ifndef NO_SHA
- case NID_sha1: type = SHAh; break;
- #endif
- #ifndef NO_SHA256
- case NID_sha256: type = SHA256h; break;
- #endif
- #ifdef WOLFSSL_SHA384
- case NID_sha384: type = SHA384h; break;
- #endif
- #ifdef WOLFSSL_SHA512
- case NID_sha512: type = SHA512h; break;
- #endif
- #ifndef WOLFSSL_NOSHA3_224
- case NID_sha3_224: type = SHA3_224h; break;
- #endif
- #ifndef WOLFSSL_NOSHA3_256
- case NID_sha3_256: type = SHA3_256h; break;
- #endif
- #ifndef WOLFSSL_NOSHA3_384
- case NID_sha3_384: type = SHA3_384h; break;
- #endif
- #ifndef WOLFSSL_NOSHA3_512
- case NID_sha3_512: type = SHA3_512h; break;
- #endif
- default:
- WOLFSSL_MSG("This NID (md type) not configured or not implemented");
- return 0;
- }
- return type;
- }
- /* return WOLFSSL_SUCCESS on ok, 0 otherwise */
- int wolfSSL_RSA_sign(int type, const unsigned char* m,
- unsigned int mLen, unsigned char* sigRet,
- unsigned int* sigLen, WOLFSSL_RSA* rsa)
- {
- return wolfSSL_RSA_sign_ex(type, m, mLen, sigRet, sigLen, rsa, 1);
- }
- int wolfSSL_RSA_sign_ex(int type, const unsigned char* m,
- unsigned int mLen, unsigned char* sigRet,
- unsigned int* sigLen, WOLFSSL_RSA* rsa, int flag)
- {
- return wolfSSL_RSA_sign_generic_padding(type, m, mLen, sigRet, sigLen,
- rsa, flag, RSA_PKCS1_PADDING);
- }
- /**
- * Sign a message with the chosen message digest, padding, and RSA key.
- * @param type Hash NID
- * @param m Message to sign. Most likely this will be the digest of
- * the message to sign
- * @param mLen Length of message to sign
- * @param sigRet Output buffer
- * @param sigLen On Input: length of sigRet buffer
- * On Output: length of data written to sigRet
- * @param rsa RSA key used to sign the input
- * @param flag 1: Output the signature
- * 0: Output the value that the unpadded signature should be
- * compared to. Note: for RSA_PKCS1_PSS_PADDING the
- * wc_RsaPSS_CheckPadding_ex function should be used to check
- * the output of a *Verify* function.
- * @param padding Padding to use. Only RSA_PKCS1_PSS_PADDING and
- * RSA_PKCS1_PADDING are currently supported for signing.
- * @return WOLFSSL_SUCCESS on success and WOLFSSL_FAILURE on error
- */
- int wolfSSL_RSA_sign_generic_padding(int type, const unsigned char* m,
- unsigned int mLen, unsigned char* sigRet,
- unsigned int* sigLen, WOLFSSL_RSA* rsa, int flag,
- int padding)
- {
- word32 outLen;
- word32 signSz;
- int initTmpRng = 0;
- WC_RNG* rng = NULL;
- int ret = 0;
- #ifdef WOLFSSL_SMALL_STACK
- WC_RNG* tmpRNG = NULL;
- byte* encodedSig = NULL;
- #else
- WC_RNG tmpRNG[1];
- byte encodedSig[MAX_ENCODED_SIG_SZ];
- #endif
- WOLFSSL_ENTER("wolfSSL_RSA_sign_generic_padding");
- if (m == NULL || sigRet == NULL || sigLen == NULL || rsa == NULL) {
- WOLFSSL_MSG("Bad function arguments");
- return WOLFSSL_FAILURE;
- }
- DEBUG_SIGN_msg("Message to Sign", m, mLen);
- if (rsa->inSet == 0) {
- WOLFSSL_MSG("No RSA internal set, do it");
- if (SetRsaInternal(rsa) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("SetRsaInternal failed");
- return WOLFSSL_FAILURE;
- }
- }
- type = nid2HashSum(type);
- outLen = (word32)wolfSSL_BN_num_bytes(rsa->n);
- #ifdef WOLFSSL_SMALL_STACK
- tmpRNG = (WC_RNG*)XMALLOC(sizeof(WC_RNG), NULL, DYNAMIC_TYPE_RNG);
- if (tmpRNG == NULL)
- return WOLFSSL_FAILURE;
- encodedSig = (byte*)XMALLOC(MAX_ENCODED_SIG_SZ, NULL,
- DYNAMIC_TYPE_SIGNATURE);
- if (encodedSig == NULL) {
- XFREE(tmpRNG, NULL, DYNAMIC_TYPE_RNG);
- return WOLFSSL_FAILURE;
- }
- #endif
- if (outLen == 0) {
- WOLFSSL_MSG("Bad RSA size");
- }
- else if (wc_InitRng(tmpRNG) == 0) {
- rng = tmpRNG;
- initTmpRng = 1;
- }
- else {
- WOLFSSL_MSG("Bad RNG Init, trying global");
- if (initGlobalRNG == 0)
- WOLFSSL_MSG("Global RNG no Init");
- else
- rng = &globalRNG;
- }
- if (rng) {
- if (flag != 0) {
- switch (padding) {
- #ifdef WC_RSA_NO_PADDING
- case RSA_NO_PADDING:
- WOLFSSL_MSG("RSA_NO_PADDING not supported for signing");
- ret = BAD_FUNC_ARG;
- break;
- #endif
- #if !defined(HAVE_FIPS) && !defined(HAVE_SELFTEST) && defined(WC_RSA_PSS)
- case RSA_PKCS1_PSS_PADDING:
- {
- enum wc_HashType hType = wc_OidGetHash(type);
- #ifndef WOLFSSL_PSS_SALT_LEN_DISCOVER
- WOLFSSL_MSG("Using RSA-PSS with hash length salt. "
- "OpenSSL uses max length by default.");
- #endif
- ret = wc_RsaPSS_Sign_ex(m, mLen, sigRet, outLen,
- hType, wc_hash2mgf(hType),
- #ifndef WOLFSSL_PSS_SALT_LEN_DISCOVER
- RSA_PSS_SALT_LEN_DEFAULT,
- #else
- RSA_PSS_SALT_LEN_DISCOVER,
- #endif
- (RsaKey*)rsa->internal, rng);
- break;
- }
- #endif
- #ifndef WC_NO_RSA_OAEP
- case RSA_PKCS1_OAEP_PADDING:
- {
- WOLFSSL_MSG("RSA_PKCS1_OAEP_PADDING not supported for signing");
- ret = BAD_FUNC_ARG;
- break;
- }
- #endif
- case RSA_PKCS1_PADDING:
- signSz = wc_EncodeSignature(encodedSig, m, mLen, type);
- if (signSz == 0) {
- WOLFSSL_MSG("Bad Encode Signature");
- }
- DEBUG_SIGN_msg("Encoded Message", encodedSig, signSz);
- ret = wc_RsaSSL_Sign(encodedSig, signSz, sigRet, outLen,
- (RsaKey*)rsa->internal, rng);
- break;
- default:
- WOLFSSL_MSG("Unsupported padding");
- ret = BAD_FUNC_ARG;
- break;
- }
- if (ret <= 0) {
- WOLFSSL_MSG("Bad Rsa Sign");
- ret = 0;
- }
- else {
- *sigLen = (unsigned int)ret;
- ret = WOLFSSL_SUCCESS;
- DEBUG_SIGN_msg("Signature", sigRet, *sigLen);
- }
- } else {
- switch (padding) {
- case RSA_NO_PADDING:
- case RSA_PKCS1_PSS_PADDING:
- case RSA_PKCS1_OAEP_PADDING:
- ret = WOLFSSL_SUCCESS;
- XMEMCPY(sigRet, m, mLen);
- *sigLen = mLen;
- break;
- case RSA_PKCS1_PADDING:
- default:
- signSz = wc_EncodeSignature(encodedSig, m, mLen, type);
- if (signSz == 0) {
- WOLFSSL_MSG("Bad Encode Signature");
- }
- ret = WOLFSSL_SUCCESS;
- XMEMCPY(sigRet, encodedSig, signSz);
- *sigLen = signSz;
- break;
- }
- }
- }
- if (initTmpRng)
- wc_FreeRng(tmpRNG);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(tmpRNG, NULL, DYNAMIC_TYPE_RNG);
- XFREE(encodedSig, NULL, DYNAMIC_TYPE_SIGNATURE);
- #endif
- if (ret == WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("wolfSSL_RSA_sign_generic_padding success");
- }
- else {
- WOLFSSL_LEAVE("wolfSSL_RSA_sign_generic_padding", ret);
- WOLFSSL_MSG("wolfSSL_RSA_sign_generic_padding failed. "
- "Returning WOLFSSL_FAILURE.");
- ret = WOLFSSL_FAILURE;
- }
- return ret;
- }
- /* returns WOLFSSL_SUCCESS on successful verify and WOLFSSL_FAILURE on fail */
- int wolfSSL_RSA_verify(int type, const unsigned char* m,
- unsigned int mLen, const unsigned char* sig,
- unsigned int sigLen, WOLFSSL_RSA* rsa)
- {
- return wolfSSL_RSA_verify_ex(type, m, mLen, sig, sigLen, rsa, RSA_PKCS1_PADDING);
- }
- /* returns WOLFSSL_SUCCESS on successful verify and WOLFSSL_FAILURE on fail */
- int wolfSSL_RSA_verify_ex(int type, const unsigned char* m,
- unsigned int mLen, const unsigned char* sig,
- unsigned int sigLen, WOLFSSL_RSA* rsa,
- int padding) {
- int ret = WOLFSSL_FAILURE;
- unsigned char *sigRet = NULL;
- unsigned char *sigDec = NULL;
- unsigned int len = 0;
- int verLen;
- #if !defined(HAVE_FIPS) && !defined(HAVE_SELFTEST)
- int hSum = nid2HashSum(type);
- enum wc_HashType hType;
- #endif
- WOLFSSL_ENTER("wolfSSL_RSA_verify");
- if ((m == NULL) || (sig == NULL)) {
- WOLFSSL_MSG("Bad function arguments");
- return WOLFSSL_FAILURE;
- }
- sigDec = (unsigned char *)XMALLOC(sigLen, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (sigDec == NULL) {
- WOLFSSL_MSG("Memory failure");
- goto cleanup;
- }
- if (padding != RSA_PKCS1_PSS_PADDING) {
- sigRet = (unsigned char *)XMALLOC(sigLen, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (sigRet == NULL) {
- WOLFSSL_MSG("Memory failure");
- goto cleanup;
- }
- /* get non-encrypted signature to be compared with decrypted signature */
- if (wolfSSL_RSA_sign_generic_padding(type, m, mLen, sigRet, &len, rsa,
- 0, padding) <= 0) {
- WOLFSSL_MSG("Message Digest Error");
- goto cleanup;
- }
- DEBUG_SIGN_msg("Encoded Message", sigRet, len);
- }
- else {
- DEBUG_SIGN_msg("Encoded Message", m, mLen);
- }
- /* decrypt signature */
- #if !defined(HAVE_FIPS) && !defined(HAVE_SELFTEST)
- hType = wc_OidGetHash(hSum);
- if ((verLen = wc_RsaSSL_Verify_ex2(sig, sigLen, (unsigned char *)sigDec,
- sigLen, (RsaKey*)rsa->internal, padding, hType)) <= 0) {
- WOLFSSL_MSG("RSA Decrypt error");
- goto cleanup;
- }
- #else
- verLen = wc_RsaSSL_Verify(sig, sigLen, (unsigned char *)sigDec, sigLen,
- (RsaKey*)rsa->internal);
- #endif
- DEBUG_SIGN_msg("Decrypted Signature", sigDec, ret);
- #if !defined(HAVE_FIPS) && !defined(HAVE_SELFTEST) && defined(WC_RSA_PSS)
- if (padding == RSA_PKCS1_PSS_PADDING) {
- if (wc_RsaPSS_CheckPadding_ex(m, mLen, sigDec, verLen,
- hType,
- #ifndef WOLFSSL_PSS_SALT_LEN_DISCOVER
- RSA_PSS_SALT_LEN_DEFAULT,
- #else
- RSA_PSS_SALT_LEN_DISCOVER,
- #endif
- mp_count_bits(&((RsaKey*)rsa->internal)->n)) != 0) {
- WOLFSSL_MSG("wc_RsaPSS_CheckPadding_ex error");
- goto cleanup;
- }
- }
- else
- #endif /* !defined(HAVE_FIPS) && !defined(HAVE_SELFTEST) */
- if ((int)len != verLen || XMEMCMP(sigRet, sigDec, verLen) != 0) {
- WOLFSSL_MSG("wolfSSL_RSA_verify_ex failed");
- goto cleanup;
- }
- WOLFSSL_MSG("wolfSSL_RSA_verify_ex success");
- ret = WOLFSSL_SUCCESS;
- cleanup:
- if (sigRet)
- XFREE(sigRet, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (sigDec)
- XFREE(sigDec, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- return ret;
- }
- void wolfSSL_RSA_get0_crt_params(const WOLFSSL_RSA *r,
- const WOLFSSL_BIGNUM **dmp1, const WOLFSSL_BIGNUM **dmq1,
- const WOLFSSL_BIGNUM **iqmp)
- {
- WOLFSSL_ENTER("wolfSSL_RSA_get0_crt_params");
- if (r != NULL) {
- if (dmp1 != NULL)
- *dmp1 = r->dmp1;
- if (dmq1 != NULL)
- *dmq1 = r->dmq1;
- if (iqmp != NULL)
- *iqmp = r->iqmp;
- } else {
- if (dmp1 != NULL)
- *dmp1 = NULL;
- if (dmq1 != NULL)
- *dmq1 = NULL;
- if (iqmp != NULL)
- *iqmp = NULL;
- }
- }
- int wolfSSL_RSA_set0_crt_params(WOLFSSL_RSA *r, WOLFSSL_BIGNUM *dmp1,
- WOLFSSL_BIGNUM *dmq1, WOLFSSL_BIGNUM *iqmp)
- {
- WOLFSSL_ENTER("wolfSSL_RSA_set0_crt_params");
- /* If a param is null in r then it must be non-null in the
- * corresponding user input. */
- if (r == NULL || (r->dmp1 == NULL && dmp1 == NULL) ||
- (r->dmq1 == NULL && dmq1 == NULL) ||
- (r->iqmp == NULL && iqmp == NULL)) {
- WOLFSSL_MSG("Bad parameters");
- return WOLFSSL_FAILURE;
- }
- if (dmp1 != NULL) {
- wolfSSL_BN_clear_free(r->dmp1);
- r->dmp1 = dmp1;
- }
- if (dmq1 != NULL) {
- wolfSSL_BN_clear_free(r->dmq1);
- r->dmq1 = dmq1;
- }
- if (iqmp != NULL) {
- wolfSSL_BN_clear_free(r->iqmp);
- r->iqmp = iqmp;
- }
- return SetRsaInternal(r) == WOLFSSL_SUCCESS ?
- WOLFSSL_SUCCESS : WOLFSSL_FAILURE;
- }
- void wolfSSL_RSA_get0_factors(const WOLFSSL_RSA *r, const WOLFSSL_BIGNUM **p,
- const WOLFSSL_BIGNUM **q)
- {
- WOLFSSL_ENTER("wolfSSL_RSA_get0_factors");
- if (r != NULL) {
- if (p != NULL)
- *p = r->p;
- if (q != NULL)
- *q = r->q;
- } else {
- if (p != NULL)
- *p = NULL;
- if (q != NULL)
- *q = NULL;
- }
- }
- int wolfSSL_RSA_set0_factors(WOLFSSL_RSA *r, WOLFSSL_BIGNUM *p, WOLFSSL_BIGNUM *q)
- {
- WOLFSSL_ENTER("wolfSSL_RSA_set0_factors");
- /* If a param is null in r then it must be non-null in the
- * corresponding user input. */
- if (r == NULL || (r->p == NULL && p == NULL) ||
- (r->q == NULL && q == NULL)) {
- WOLFSSL_MSG("Bad parameters");
- return WOLFSSL_FAILURE;
- }
- if (p != NULL) {
- wolfSSL_BN_clear_free(r->p);
- r->p = p;
- }
- if (q != NULL) {
- wolfSSL_BN_clear_free(r->q);
- r->q = q;
- }
- return SetRsaInternal(r) == WOLFSSL_SUCCESS ?
- WOLFSSL_SUCCESS : WOLFSSL_FAILURE;
- }
- void wolfSSL_RSA_get0_key(const WOLFSSL_RSA *r, const WOLFSSL_BIGNUM **n,
- const WOLFSSL_BIGNUM **e, const WOLFSSL_BIGNUM **d)
- {
- WOLFSSL_ENTER("wolfSSL_RSA_get0_key");
- if (r != NULL) {
- if (n != NULL)
- *n = r->n;
- if (e != NULL)
- *e = r->e;
- if (d != NULL)
- *d = r->d;
- } else {
- if (n != NULL)
- *n = NULL;
- if (e != NULL)
- *e = NULL;
- if (d != NULL)
- *d = NULL;
- }
- }
- /* generate p-1 and q-1, WOLFSSL_SUCCESS on ok */
- int wolfSSL_RSA_GenAdd(WOLFSSL_RSA* rsa)
- {
- int err;
- mp_int tmp;
- WOLFSSL_MSG("wolfSSL_RsaGenAdd");
- if (rsa == NULL || rsa->p == NULL || rsa->q == NULL || rsa->d == NULL ||
- rsa->dmp1 == NULL || rsa->dmq1 == NULL) {
- WOLFSSL_MSG("rsa no init error");
- return WOLFSSL_FATAL_ERROR;
- }
- if (mp_init(&tmp) != MP_OKAY) {
- WOLFSSL_MSG("mp_init error");
- return WOLFSSL_FATAL_ERROR;
- }
- err = mp_sub_d((mp_int*)rsa->p->internal, 1, &tmp);
- if (err != MP_OKAY) {
- WOLFSSL_MSG("mp_sub_d error");
- }
- else
- err = mp_mod((mp_int*)rsa->d->internal, &tmp,
- (mp_int*)rsa->dmp1->internal);
- if (err != MP_OKAY) {
- WOLFSSL_MSG("mp_mod error");
- }
- else
- err = mp_sub_d((mp_int*)rsa->q->internal, 1, &tmp);
- if (err != MP_OKAY) {
- WOLFSSL_MSG("mp_sub_d error");
- }
- else
- err = mp_mod((mp_int*)rsa->d->internal, &tmp,
- (mp_int*)rsa->dmq1->internal);
- mp_clear(&tmp);
- if (err == MP_OKAY)
- return WOLFSSL_SUCCESS;
- else
- return WOLFSSL_FATAL_ERROR;
- }
- #endif /* !NO_RSA && !HAVE_USER_RSA */
- WOLFSSL_HMAC_CTX* wolfSSL_HMAC_CTX_new(void)
- {
- WOLFSSL_HMAC_CTX* hmac_ctx = (WOLFSSL_HMAC_CTX*)XMALLOC(
- sizeof(WOLFSSL_HMAC_CTX), NULL, DYNAMIC_TYPE_OPENSSL);
- if (hmac_ctx != NULL) {
- XMEMSET(hmac_ctx, 0, sizeof(WOLFSSL_HMAC_CTX));
- }
- return hmac_ctx;
- }
- int wolfSSL_HMAC_CTX_Init(WOLFSSL_HMAC_CTX* ctx)
- {
- WOLFSSL_MSG("wolfSSL_HMAC_CTX_Init");
- if (ctx != NULL) {
- /* wc_HmacSetKey sets up ctx->hmac */
- XMEMSET(ctx, 0, sizeof(WOLFSSL_HMAC_CTX));
- }
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_HMAC_Init_ex(WOLFSSL_HMAC_CTX* ctx, const void* key,
- int keylen, const EVP_MD* type, WOLFSSL_ENGINE* e)
- {
- WOLFSSL_ENTER("wolfSSL_HMAC_Init_ex");
- /* WOLFSSL_ENGINE not used, call wolfSSL_HMAC_Init */
- (void)e;
- return wolfSSL_HMAC_Init(ctx, key, keylen, type);
- }
- /* helper function for Deep copy of internal wolfSSL hmac structure
- * returns WOLFSSL_SUCCESS on success */
- int wolfSSL_HmacCopy(Hmac* des, Hmac* src)
- {
- void* heap;
- int ret;
- #ifndef HAVE_FIPS
- heap = src->heap;
- #else
- heap = NULL;
- #endif
- if (wc_HmacInit(des, heap, 0) != 0) {
- return WOLFSSL_FAILURE;
- }
- /* requires that hash structures have no dynamic parts to them */
- switch (src->macType) {
- #ifndef NO_MD5
- case WC_MD5:
- ret = wc_Md5Copy(&src->hash.md5, &des->hash.md5);
- break;
- #endif /* !NO_MD5 */
- #ifndef NO_SHA
- case WC_SHA:
- ret = wc_ShaCopy(&src->hash.sha, &des->hash.sha);
- break;
- #endif /* !NO_SHA */
- #ifdef WOLFSSL_SHA224
- case WC_SHA224:
- ret = wc_Sha224Copy(&src->hash.sha224, &des->hash.sha224);
- break;
- #endif /* WOLFSSL_SHA224 */
- #ifndef NO_SHA256
- case WC_SHA256:
- ret = wc_Sha256Copy(&src->hash.sha256, &des->hash.sha256);
- break;
- #endif /* !NO_SHA256 */
- #ifdef WOLFSSL_SHA384
- case WC_SHA384:
- ret = wc_Sha384Copy(&src->hash.sha384, &des->hash.sha384);
- break;
- #endif /* WOLFSSL_SHA384 */
- #ifdef WOLFSSL_SHA512
- case WC_SHA512:
- ret = wc_Sha512Copy(&src->hash.sha512, &des->hash.sha512);
- break;
- #endif /* WOLFSSL_SHA512 */
- #ifdef WOLFSSL_SHA3
- #ifndef WOLFSSL_NOSHA3_224
- case WC_SHA3_224:
- ret = wc_Sha3_224_Copy(&src->hash.sha3, &des->hash.sha3);
- break;
- #endif /* WOLFSSL_NO_SHA3_224 */
- #ifndef WOLFSSL_NOSHA3_256
- case WC_SHA3_256:
- ret = wc_Sha3_256_Copy(&src->hash.sha3, &des->hash.sha3);
- break;
- #endif /* WOLFSSL_NO_SHA3_256 */
- #ifndef WOLFSSL_NOSHA3_384
- case WC_SHA3_384:
- ret = wc_Sha3_384_Copy(&src->hash.sha3, &des->hash.sha3);
- break;
- #endif /* WOLFSSL_NO_SHA3_384 */
- #ifndef WOLFSSL_NOSHA3_512
- case WC_SHA3_512:
- ret = wc_Sha3_512_Copy(&src->hash.sha3, &des->hash.sha3);
- break;
- #endif /* WOLFSSL_NO_SHA3_512 */
- #endif /* WOLFSSL_SHA3 */
- default:
- return WOLFSSL_FAILURE;
- }
- if (ret != 0)
- return WOLFSSL_FAILURE;
- XMEMCPY((byte*)des->ipad, (byte*)src->ipad, WC_HMAC_BLOCK_SIZE);
- XMEMCPY((byte*)des->opad, (byte*)src->opad, WC_HMAC_BLOCK_SIZE);
- XMEMCPY((byte*)des->innerHash, (byte*)src->innerHash, WC_MAX_DIGEST_SIZE);
- #ifndef HAVE_FIPS
- des->heap = heap;
- #endif
- des->macType = src->macType;
- des->innerHashKeyed = src->innerHashKeyed;
- #ifdef WOLFSSL_ASYNC_CRYPT
- XMEMCPY(&des->asyncDev, &src->asyncDev, sizeof(WC_ASYNC_DEV));
- des->keyLen = src->keyLen;
- #ifdef HAVE_CAVIUM
- des->data = (byte*)XMALLOC(src->dataLen, des->heap,
- DYNAMIC_TYPE_HMAC);
- if (des->data == NULL) {
- return BUFFER_E;
- }
- XMEMCPY(des->data, src->data, src->dataLen);
- des->dataLen = src->dataLen;
- #endif /* HAVE_CAVIUM */
- #endif /* WOLFSSL_ASYNC_CRYPT */
- return WOLFSSL_SUCCESS;
- }
- /* Deep copy of information from src to des structure
- *
- * des destination to copy information to
- * src structure to get information from
- *
- * Returns WOLFSSL_SUCCESS on success and WOLFSSL_FAILURE on error
- */
- int wolfSSL_HMAC_CTX_copy(WOLFSSL_HMAC_CTX* des, WOLFSSL_HMAC_CTX* src)
- {
- WOLFSSL_ENTER("wolfSSL_HMAC_CTX_copy");
- if (des == NULL || src == NULL) {
- return WOLFSSL_FAILURE;
- }
- des->type = src->type;
- XMEMCPY((byte *)&des->save_ipad, (byte *)&src->hmac.ipad,
- WC_HMAC_BLOCK_SIZE);
- XMEMCPY((byte *)&des->save_opad, (byte *)&src->hmac.opad,
- WC_HMAC_BLOCK_SIZE);
- return wolfSSL_HmacCopy(&des->hmac, &src->hmac);
- }
- #if defined(HAVE_FIPS) && \
- (!defined(HAVE_FIPS_VERSION) || (HAVE_FIPS_VERSION < 2))
- static int _HMAC_Init(Hmac* hmac, int type, void* heap)
- {
- int ret = 0;
- switch (type) {
- #ifndef NO_MD5
- case WC_MD5:
- ret = wc_InitMd5(&hmac->hash.md5);
- break;
- #endif /* !NO_MD5 */
- #ifndef NO_SHA
- case WC_SHA:
- ret = wc_InitSha(&hmac->hash.sha);
- break;
- #endif /* !NO_SHA */
- #ifdef WOLFSSL_SHA224
- case WC_SHA224:
- ret = wc_InitSha224(&hmac->hash.sha224);
- break;
- #endif /* WOLFSSL_SHA224 */
- #ifndef NO_SHA256
- case WC_SHA256:
- ret = wc_InitSha256(&hmac->hash.sha256);
- break;
- #endif /* !NO_SHA256 */
- #ifdef WOLFSSL_SHA384
- case WC_SHA384:
- ret = wc_InitSha384(&hmac->hash.sha384);
- break;
- #endif /* WOLFSSL_SHA384 */
- #ifdef WOLFSSL_SHA512
- case WC_SHA512:
- ret = wc_InitSha512(&hmac->hash.sha512);
- break;
- #endif /* WOLFSSL_SHA512 */
- #ifdef WOLFSSL_SHA3
- case WC_SHA3_224:
- ret = wc_InitSha3_224(&hmac->hash.sha3, heap, INVALID_DEVID);
- break;
- case WC_SHA3_256:
- ret = wc_InitSha3_256(&hmac->hash.sha3, heap, INVALID_DEVID);
- break;
- case WC_SHA3_384:
- ret = wc_InitSha3_384(&hmac->hash.sha3, heap, INVALID_DEVID);
- break;
- case WC_SHA3_512:
- ret = wc_InitSha3_512(&hmac->hash.sha3, heap, INVALID_DEVID);
- break;
- #endif
- default:
- ret = BAD_FUNC_ARG;
- break;
- }
- (void)heap;
- return ret;
- }
- #else
- #define _HMAC_Init _InitHmac
- #endif
- int wolfSSL_HMAC_Init(WOLFSSL_HMAC_CTX* ctx, const void* key, int keylen,
- const EVP_MD* type)
- {
- int hmac_error = 0;
- void* heap = NULL;
- int inited;
- WOLFSSL_MSG("wolfSSL_HMAC_Init");
- if (ctx == NULL) {
- WOLFSSL_MSG("no ctx on init");
- return WOLFSSL_FAILURE;
- }
- #ifndef HAVE_FIPS
- heap = ctx->hmac.heap;
- #endif
- if (type) {
- WOLFSSL_MSG("init has type");
- #ifndef NO_MD5
- if (XSTRNCMP(type, "MD5", 3) == 0) {
- WOLFSSL_MSG("md5 hmac");
- ctx->type = WC_MD5;
- }
- else
- #endif
- #ifdef WOLFSSL_SHA224
- if (XSTRNCMP(type, "SHA224", 6) == 0) {
- WOLFSSL_MSG("sha224 hmac");
- ctx->type = WC_SHA224;
- }
- else
- #endif
- #ifndef NO_SHA256
- if (XSTRNCMP(type, "SHA256", 6) == 0) {
- WOLFSSL_MSG("sha256 hmac");
- ctx->type = WC_SHA256;
- }
- else
- #endif
- #ifdef WOLFSSL_SHA384
- if (XSTRNCMP(type, "SHA384", 6) == 0) {
- WOLFSSL_MSG("sha384 hmac");
- ctx->type = WC_SHA384;
- }
- else
- #endif
- #ifdef WOLFSSL_SHA512
- if (XSTRNCMP(type, "SHA512", 6) == 0) {
- WOLFSSL_MSG("sha512 hmac");
- ctx->type = WC_SHA512;
- }
- else
- #endif
- #ifdef WOLFSSL_SHA3
- #ifndef WOLFSSL_NOSHA3_224
- if (XSTRNCMP(type, "SHA3_224", 8) == 0) {
- WOLFSSL_MSG("sha3_224 hmac");
- ctx->type = WC_SHA3_224;
- }
- else
- #endif
- #ifndef WOLFSSL_NOSHA3_256
- if (XSTRNCMP(type, "SHA3_256", 8) == 0) {
- WOLFSSL_MSG("sha3_256 hmac");
- ctx->type = WC_SHA3_256;
- }
- else
- #endif
- if (XSTRNCMP(type, "SHA3_384", 8) == 0) {
- WOLFSSL_MSG("sha3_384 hmac");
- ctx->type = WC_SHA3_384;
- }
- else
- #ifndef WOLFSSL_NOSHA3_512
- if (XSTRNCMP(type, "SHA3_512", 8) == 0) {
- WOLFSSL_MSG("sha3_512 hmac");
- ctx->type = WC_SHA3_512;
- }
- else
- #endif
- #endif
- #ifndef NO_SHA
- /* has to be last since would pick or 256, 384, or 512 too */
- if (XSTRNCMP(type, "SHA", 3) == 0) {
- WOLFSSL_MSG("sha hmac");
- ctx->type = WC_SHA;
- }
- else
- #endif
- {
- WOLFSSL_MSG("bad init type");
- return WOLFSSL_FAILURE;
- }
- }
- /* Check if init has been called before */
- inited = (ctx->hmac.macType != WC_HASH_TYPE_NONE);
- /* Free if needed */
- if (inited) {
- wc_HmacFree(&ctx->hmac);
- }
- if (key != NULL) {
- WOLFSSL_MSG("keying hmac");
- if (wc_HmacInit(&ctx->hmac, NULL, INVALID_DEVID) == 0) {
- hmac_error = wc_HmacSetKey(&ctx->hmac, ctx->type, (const byte*)key,
- (word32)keylen);
- if (hmac_error < 0){
- wc_HmacFree(&ctx->hmac);
- return WOLFSSL_FAILURE;
- }
- XMEMCPY((byte *)&ctx->save_ipad, (byte *)&ctx->hmac.ipad,
- WC_HMAC_BLOCK_SIZE);
- XMEMCPY((byte *)&ctx->save_opad, (byte *)&ctx->hmac.opad,
- WC_HMAC_BLOCK_SIZE);
- }
- /* OpenSSL compat, no error */
- }
- else if (!inited) {
- return WOLFSSL_FAILURE;
- }
- else if (ctx->type >= 0) { /* MD5 == 0 */
- WOLFSSL_MSG("recover hmac");
- if (wc_HmacInit(&ctx->hmac, NULL, INVALID_DEVID) == 0) {
- ctx->hmac.macType = (byte)ctx->type;
- ctx->hmac.innerHashKeyed = 0;
- XMEMCPY((byte *)&ctx->hmac.ipad, (byte *)&ctx->save_ipad,
- WC_HMAC_BLOCK_SIZE);
- XMEMCPY((byte *)&ctx->hmac.opad, (byte *)&ctx->save_opad,
- WC_HMAC_BLOCK_SIZE);
- if ((hmac_error = _HMAC_Init(&ctx->hmac, ctx->hmac.macType, heap))
- !=0) {
- return hmac_error;
- }
- }
- }
- (void)hmac_error;
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_HMAC_Update(WOLFSSL_HMAC_CTX* ctx, const unsigned char* data,
- int len)
- {
- int hmac_error = 0;
- WOLFSSL_MSG("wolfSSL_HMAC_Update");
- if (ctx == NULL) {
- WOLFSSL_MSG("no ctx");
- return WOLFSSL_FAILURE;
- }
- if (data) {
- WOLFSSL_MSG("updating hmac");
- hmac_error = wc_HmacUpdate(&ctx->hmac, data, (word32)len);
- if (hmac_error < 0){
- WOLFSSL_MSG("hmac update error");
- return WOLFSSL_FAILURE;
- }
- }
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_HMAC_Final(WOLFSSL_HMAC_CTX* ctx, unsigned char* hash,
- unsigned int* len)
- {
- int hmac_error;
- WOLFSSL_MSG("wolfSSL_HMAC_Final");
- /* "len" parameter is optional. */
- if (ctx == NULL || hash == NULL) {
- WOLFSSL_MSG("invalid parameter");
- return WOLFSSL_FAILURE;
- }
- WOLFSSL_MSG("final hmac");
- hmac_error = wc_HmacFinal(&ctx->hmac, hash);
- if (hmac_error < 0){
- WOLFSSL_MSG("final hmac error");
- return WOLFSSL_FAILURE;
- }
- if (len) {
- WOLFSSL_MSG("setting output len");
- switch (ctx->type) {
- #ifndef NO_MD5
- case WC_MD5:
- *len = WC_MD5_DIGEST_SIZE;
- break;
- #endif
- #ifndef NO_SHA
- case WC_SHA:
- *len = WC_SHA_DIGEST_SIZE;
- break;
- #endif
- #ifdef WOLFSSL_SHA224
- case WC_SHA224:
- *len = WC_SHA224_DIGEST_SIZE;
- break;
- #endif
- #ifndef NO_SHA256
- case WC_SHA256:
- *len = WC_SHA256_DIGEST_SIZE;
- break;
- #endif
- #ifdef WOLFSSL_SHA384
- case WC_SHA384:
- *len = WC_SHA384_DIGEST_SIZE;
- break;
- #endif
- #ifdef WOLFSSL_SHA512
- case WC_SHA512:
- *len = WC_SHA512_DIGEST_SIZE;
- break;
- #endif
- #ifdef WOLFSSL_SHA3
- #ifndef WOLFSSL_NOSHA3_224
- case WC_SHA3_224:
- *len = WC_SHA3_224_DIGEST_SIZE;
- break;
- #endif
- #ifndef WOLFSSL_NOSHA3_256
- case WC_SHA3_256:
- *len = WC_SHA3_256_DIGEST_SIZE;
- break;
- #endif
- #ifndef WOLFSSL_NOSHA3_384
- case WC_SHA3_384:
- *len = WC_SHA3_384_DIGEST_SIZE;
- break;
- #endif
- #ifndef WOLFSSL_NOSHA3_512
- case WC_SHA3_512:
- *len = WC_SHA3_512_DIGEST_SIZE;
- break;
- #endif
- #endif
- default:
- WOLFSSL_MSG("bad hmac type");
- return WOLFSSL_FAILURE;
- }
- }
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_HMAC_cleanup(WOLFSSL_HMAC_CTX* ctx)
- {
- WOLFSSL_MSG("wolfSSL_HMAC_cleanup");
- if (ctx) {
- wc_HmacFree(&ctx->hmac);
- }
- return WOLFSSL_SUCCESS;
- }
- void wolfSSL_HMAC_CTX_cleanup(WOLFSSL_HMAC_CTX* ctx)
- {
- if (ctx) {
- wolfSSL_HMAC_cleanup(ctx);
- }
- }
- void wolfSSL_HMAC_CTX_free(WOLFSSL_HMAC_CTX* ctx)
- {
- if (ctx) {
- wolfSSL_HMAC_CTX_cleanup(ctx);
- XFREE(ctx, NULL, DYNAMIC_TYPE_OPENSSL);
- }
- }
- size_t wolfSSL_HMAC_size(const WOLFSSL_HMAC_CTX *ctx)
- {
- if (!ctx) {
- return 0;
- }
- return (size_t)wc_HashGetDigestSize((enum wc_HashType)ctx->hmac.macType);
- }
- const WOLFSSL_EVP_MD *wolfSSL_HMAC_CTX_get_md(const WOLFSSL_HMAC_CTX *ctx)
- {
- if (!ctx) {
- return NULL;
- }
- return wolfSSL_macType2EVP_md((enum wc_HashType)ctx->type);
- }
- #if defined(WOLFSSL_CMAC) && defined(OPENSSL_EXTRA) && \
- defined(WOLFSSL_AES_DIRECT)
- WOLFSSL_CMAC_CTX* wolfSSL_CMAC_CTX_new(void)
- {
- WOLFSSL_CMAC_CTX* ctx = NULL;
- ctx = (WOLFSSL_CMAC_CTX*)XMALLOC(sizeof(WOLFSSL_CMAC_CTX), NULL,
- DYNAMIC_TYPE_OPENSSL);
- if (ctx != NULL) {
- ctx->internal = (Cmac*)XMALLOC(sizeof(Cmac), NULL, DYNAMIC_TYPE_CMAC);
- if (ctx->internal == NULL) {
- XFREE(ctx, NULL, DYNAMIC_TYPE_OPENSSL);
- ctx = NULL;
- }
- }
- if (ctx != NULL) {
- ctx->cctx = wolfSSL_EVP_CIPHER_CTX_new();
- if (ctx->cctx == NULL) {
- XFREE(ctx->internal, NULL, DYNAMIC_TYPE_CMAC);
- XFREE(ctx, NULL, DYNAMIC_TYPE_OPENSSL);
- ctx = NULL;
- }
- }
- return ctx;
- }
- void wolfSSL_CMAC_CTX_free(WOLFSSL_CMAC_CTX *ctx)
- {
- if (ctx != NULL) {
- if (ctx->internal != NULL) {
- XFREE(ctx->internal, NULL, DYNAMIC_TYPE_CMAC);
- }
- if (ctx->cctx != NULL) {
- wolfSSL_EVP_CIPHER_CTX_free(ctx->cctx);
- }
- XFREE(ctx, NULL, DYNAMIC_TYPE_OPENSSL);
- }
- }
- WOLFSSL_EVP_CIPHER_CTX* wolfSSL_CMAC_CTX_get0_cipher_ctx(WOLFSSL_CMAC_CTX* ctx)
- {
- WOLFSSL_EVP_CIPHER_CTX* cctx = NULL;
- if (ctx != NULL) {
- cctx = ctx->cctx;
- }
- return cctx;
- }
- int wolfSSL_CMAC_Init(WOLFSSL_CMAC_CTX* ctx, const void *key, size_t keyLen,
- const WOLFSSL_EVP_CIPHER* cipher, WOLFSSL_ENGINE* engine)
- {
- int ret = WOLFSSL_SUCCESS;
- (void)engine;
- WOLFSSL_ENTER("wolfSSL_CMAC_Init");
- if (ctx == NULL || cipher == NULL || (
- cipher != EVP_AES_128_CBC &&
- cipher != EVP_AES_192_CBC &&
- cipher != EVP_AES_256_CBC)) {
- ret = WOLFSSL_FAILURE;
- }
- if (ret == WOLFSSL_SUCCESS) {
- ret = wc_InitCmac((Cmac*)ctx->internal, (const byte*)key,
- (word32)keyLen, WC_CMAC_AES, NULL);
- if (ret != 0) {
- ret = WOLFSSL_FAILURE;
- }
- else {
- ret = WOLFSSL_SUCCESS;
- }
- }
- if (ret == WOLFSSL_SUCCESS) {
- ret = wolfSSL_EVP_CipherInit(ctx->cctx, cipher, (const byte*)key, NULL,
- 1);
- }
- WOLFSSL_LEAVE("wolfSSL_CMAC_Init", ret);
- return ret;
- }
- int wolfSSL_CMAC_Update(WOLFSSL_CMAC_CTX* ctx, const void* data, size_t len)
- {
- int ret = WOLFSSL_SUCCESS;
- WOLFSSL_ENTER("wolfSSL_CMAC_Update");
- if (ctx == NULL || ctx->internal == NULL) {
- ret = WOLFSSL_FAILURE;
- }
- if (ret == WOLFSSL_SUCCESS) {
- if (data) {
- ret = wc_CmacUpdate((Cmac*)ctx->internal, (const byte*)data,
- (word32)len);
- if (ret != 0){
- ret = WOLFSSL_FAILURE;
- }
- else {
- ret = WOLFSSL_SUCCESS;
- }
- }
- }
- WOLFSSL_LEAVE("wolfSSL_CMAC_Update", ret);
- return ret;
- }
- int wolfSSL_CMAC_Final(WOLFSSL_CMAC_CTX* ctx, unsigned char* out,
- size_t* len)
- {
- int ret = WOLFSSL_SUCCESS;
- int blockSize;
- WOLFSSL_ENTER("wolfSSL_CMAC_Final");
- if (ctx == NULL || ctx->cctx == NULL || ctx->internal == NULL ||
- len == NULL) {
- ret = WOLFSSL_FAILURE;
- }
- if (ret == WOLFSSL_SUCCESS) {
- blockSize = EVP_CIPHER_CTX_block_size(ctx->cctx);
- if (blockSize <= 0) {
- ret = WOLFSSL_FAILURE;
- }
- else {
- *len = blockSize;
- }
- }
- if (ret == WOLFSSL_SUCCESS) {
- word32 len32 = (word32)*len;
- ret = wc_CmacFinal((Cmac*)ctx->internal, out, &len32);
- *len = (size_t)len32;
- if (ret != 0) {
- ret = WOLFSSL_FAILURE;
- }
- else {
- ret = WOLFSSL_SUCCESS;
- }
- }
- WOLFSSL_LEAVE("wolfSSL_CMAC_Final", ret);
- return ret;
- }
- #endif /* WOLFSSL_CMAC && OPENSSL_EXTRA && WOLFSSL_AES_DIRECT */
- /* Free the dynamically allocated data.
- *
- * p Pointer to dynamically allocated memory.
- */
- void wolfSSL_OPENSSL_free(void* p)
- {
- WOLFSSL_MSG("wolfSSL_OPENSSL_free");
- XFREE(p, NULL, DYNAMIC_TYPE_OPENSSL);
- }
- void *wolfSSL_OPENSSL_malloc(size_t a)
- {
- return (void *)XMALLOC(a, NULL, DYNAMIC_TYPE_OPENSSL);
- }
- int wolfSSL_OPENSSL_hexchar2int(unsigned char c)
- {
- /* 'char' is unsigned on some platforms. */
- return (int)(signed char)HexCharToByte((char)c);
- }
- unsigned char *wolfSSL_OPENSSL_hexstr2buf(const char *str, long *len)
- {
- unsigned char* targetBuf;
- int srcDigitHigh = 0;
- int srcDigitLow = 0;
- size_t srcLen;
- size_t srcIdx = 0;
- long targetIdx = 0;
- srcLen = XSTRLEN(str);
- targetBuf = (unsigned char*)XMALLOC(srcLen / 2, NULL, DYNAMIC_TYPE_OPENSSL);
- if (targetBuf == NULL) {
- return NULL;
- }
- while (srcIdx < srcLen) {
- if (str[srcIdx] == ':') {
- srcIdx++;
- continue;
- }
- srcDigitHigh = wolfSSL_OPENSSL_hexchar2int(str[srcIdx++]);
- srcDigitLow = wolfSSL_OPENSSL_hexchar2int(str[srcIdx++]);
- if (srcDigitHigh < 0 || srcDigitLow < 0) {
- WOLFSSL_MSG("Invalid hex character.");
- XFREE(targetBuf, NULL, DYNAMIC_TYPE_OPENSSL);
- return NULL;
- }
- targetBuf[targetIdx++] = (unsigned char)((srcDigitHigh << 4) | srcDigitLow);
- }
- if (len != NULL)
- *len = targetIdx;
- return targetBuf;
- }
- int wolfSSL_OPENSSL_init_ssl(word64 opts, const OPENSSL_INIT_SETTINGS *settings)
- {
- (void)opts;
- (void)settings;
- return wolfSSL_library_init();
- }
- int wolfSSL_OPENSSL_init_crypto(word64 opts, const OPENSSL_INIT_SETTINGS* settings)
- {
- (void)opts;
- (void)settings;
- return wolfSSL_library_init();
- }
- #if defined(WOLFSSL_KEY_GEN) && defined(WOLFSSL_PEM_TO_DER)
- static int EncryptDerKey(byte *der, int *derSz, const EVP_CIPHER* cipher,
- unsigned char* passwd, int passwdSz, byte **cipherInfo,
- int maxDerSz)
- {
- int ret, paddingSz;
- word32 idx, cipherInfoSz;
- #ifdef WOLFSSL_SMALL_STACK
- EncryptedInfo* info = NULL;
- #else
- EncryptedInfo info[1];
- #endif
- WOLFSSL_ENTER("EncryptDerKey");
- if (der == NULL || derSz == NULL || cipher == NULL ||
- passwd == NULL || cipherInfo == NULL)
- return BAD_FUNC_ARG;
- #ifdef WOLFSSL_SMALL_STACK
- info = (EncryptedInfo*)XMALLOC(sizeof(EncryptedInfo), NULL,
- DYNAMIC_TYPE_ENCRYPTEDINFO);
- if (info == NULL) {
- WOLFSSL_MSG("malloc failed");
- return WOLFSSL_FAILURE;
- }
- #endif
- XMEMSET(info, 0, sizeof(EncryptedInfo));
- /* set the cipher name on info */
- XSTRNCPY(info->name, cipher, NAME_SZ-1);
- info->name[NAME_SZ-1] = '\0'; /* null term */
- ret = wc_EncryptedInfoGet(info, info->name);
- if (ret != 0) {
- WOLFSSL_MSG("unsupported cipher");
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(info, NULL, DYNAMIC_TYPE_ENCRYPTEDINFO);
- #endif
- return WOLFSSL_FAILURE;
- }
- /* Generate a random salt */
- if (wolfSSL_RAND_bytes(info->iv, info->ivSz) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("generate iv failed");
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(info, NULL, DYNAMIC_TYPE_ENCRYPTEDINFO);
- #endif
- return WOLFSSL_FAILURE;
- }
- /* add the padding before encryption */
- paddingSz = ((*derSz)/info->ivSz + 1) * info->ivSz - (*derSz);
- if (paddingSz == 0)
- paddingSz = info->ivSz;
- if (maxDerSz < *derSz + paddingSz) {
- WOLFSSL_MSG("not enough DER buffer allocated");
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(info, NULL, DYNAMIC_TYPE_ENCRYPTEDINFO);
- #endif
- return WOLFSSL_FAILURE;
- }
- XMEMSET(der+(*derSz), (byte)paddingSz, paddingSz);
- (*derSz) += paddingSz;
- /* encrypt buffer */
- if (wc_BufferKeyEncrypt(info, der, *derSz, passwd, passwdSz, WC_MD5) != 0) {
- WOLFSSL_MSG("encrypt key failed");
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(info, NULL, DYNAMIC_TYPE_ENCRYPTEDINFO);
- #endif
- return WOLFSSL_FAILURE;
- }
- /* create cipher info : 'cipher_name,Salt(hex)' */
- cipherInfoSz = (word32)(2*info->ivSz + XSTRLEN(info->name) + 2);
- *cipherInfo = (byte*)XMALLOC(cipherInfoSz, NULL,
- DYNAMIC_TYPE_STRING);
- if (*cipherInfo == NULL) {
- WOLFSSL_MSG("malloc failed");
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(info, NULL, DYNAMIC_TYPE_ENCRYPTEDINFO);
- #endif
- return WOLFSSL_FAILURE;
- }
- XSTRNCPY((char*)*cipherInfo, info->name, cipherInfoSz);
- XSTRNCAT((char*)*cipherInfo, ",", 2);
- idx = (word32)XSTRLEN((char*)*cipherInfo);
- cipherInfoSz -= idx;
- ret = Base16_Encode(info->iv, info->ivSz, *cipherInfo+idx, &cipherInfoSz);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(info, NULL, DYNAMIC_TYPE_ENCRYPTEDINFO);
- #endif
- if (ret != 0) {
- WOLFSSL_MSG("Base16_Encode failed");
- XFREE(*cipherInfo, NULL, DYNAMIC_TYPE_STRING);
- return WOLFSSL_FAILURE;
- }
- return WOLFSSL_SUCCESS;
- }
- #endif /* WOLFSSL_KEY_GEN || WOLFSSL_PEM_TO_DER */
- #if defined(WOLFSSL_KEY_GEN) && !defined(NO_RSA) && !defined(HAVE_USER_RSA)
- static int wolfSSL_RSA_To_Der(WOLFSSL_RSA* rsa, byte** outBuf, int publicKey, void* heap)
- {
- int derSz = 0;
- int ret;
- byte* derBuf;
- WOLFSSL_ENTER("wolfSSL_RSA_To_Der");
- if (!rsa || (publicKey != 0 && publicKey != 1)) {
- WOLFSSL_LEAVE("wolfSSL_RSA_To_Der", BAD_FUNC_ARG);
- return BAD_FUNC_ARG;
- }
- if (rsa->inSet == 0) {
- if ((ret = SetRsaInternal(rsa)) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("SetRsaInternal() Failed");
- WOLFSSL_LEAVE("wolfSSL_RSA_To_Der", ret);
- return ret;
- }
- }
- if (publicKey) {
- if ((derSz = wc_RsaPublicKeyDerSize((RsaKey *)rsa->internal, 1)) < 0) {
- WOLFSSL_MSG("wc_RsaPublicKeyDerSize failed");
- WOLFSSL_LEAVE("wolfSSL_RSA_To_Der", derSz);
- return derSz;
- }
- }
- else {
- if ((derSz = wc_RsaKeyToDer((RsaKey*)rsa->internal, NULL, 0)) < 0) {
- WOLFSSL_MSG("wc_RsaKeyToDer failed");
- WOLFSSL_LEAVE("wolfSSL_RSA_To_Der", derSz);
- return derSz;
- }
- }
- if (outBuf) {
- if (!(derBuf = (byte*)XMALLOC(derSz, heap, DYNAMIC_TYPE_TMP_BUFFER))) {
- WOLFSSL_MSG("malloc failed");
- WOLFSSL_LEAVE("wolfSSL_RSA_To_Der", MEMORY_ERROR);
- return MEMORY_ERROR;
- }
- /* Key to DER */
- if (publicKey) {
- derSz = wc_RsaKeyToPublicDer((RsaKey*)rsa->internal, derBuf, derSz);
- }
- else {
- derSz = wc_RsaKeyToDer((RsaKey*)rsa->internal, derBuf, derSz);
- }
- if (derSz < 0) {
- WOLFSSL_MSG("wc_RsaKeyToPublicDer failed");
- XFREE(derBuf, heap, DYNAMIC_TYPE_TMP_BUFFER);
- }
- else {
- if (*outBuf) {
- XMEMCPY(*outBuf, derBuf, derSz);
- XFREE(derBuf, heap, DYNAMIC_TYPE_TMP_BUFFER);
- }
- else {
- *outBuf = derBuf;
- }
- }
- }
- WOLFSSL_LEAVE("wolfSSL_RSA_To_Der", derSz);
- return derSz;
- }
- #endif
- #ifndef NO_BIO
- #if (defined(OPENSSL_EXTRA) || defined(OPENSSL_ALL)) && !defined(NO_RSA)
- /* Takes a WOLFSSL_RSA key and writes it out to a WOLFSSL_BIO
- *
- * bio the WOLFSSL_BIO to write to
- * key the WOLFSSL_RSA key to write out
- * cipher cipher used
- * passwd password string if used
- * len length of password string
- * cb password callback to use
- * arg null terminated string for passphrase
- */
- int wolfSSL_PEM_write_bio_RSAPrivateKey(WOLFSSL_BIO* bio, WOLFSSL_RSA* key,
- const WOLFSSL_EVP_CIPHER* cipher,
- unsigned char* passwd, int len,
- wc_pem_password_cb* cb, void* arg)
- {
- int ret;
- WOLFSSL_EVP_PKEY* pkey;
- WOLFSSL_ENTER("wolfSSL_PEM_write_bio_RSAPrivateKey");
- if (bio == NULL || key == NULL) {
- WOLFSSL_MSG("Bad Function Arguments");
- return WOLFSSL_FAILURE;
- }
- pkey = wolfSSL_EVP_PKEY_new_ex(bio->heap);
- if (pkey == NULL) {
- WOLFSSL_MSG("wolfSSL_EVP_PKEY_new_ex failed");
- return WOLFSSL_FAILURE;
- }
- pkey->type = EVP_PKEY_RSA;
- pkey->rsa = key;
- pkey->ownRsa = 0;
- #if defined(WOLFSSL_KEY_GEN) && !defined(NO_RSA) && !defined(HAVE_USER_RSA)
- /* similar to how wolfSSL_PEM_write_mem_RSAPrivateKey finds DER of key */
- {
- int derSz;
- byte* derBuf = NULL;
- if ((derSz = wolfSSL_RSA_To_Der(key, &derBuf, 0, bio->heap)) < 0) {
- WOLFSSL_MSG("wolfSSL_RSA_To_Der failed");
- return WOLFSSL_FAILURE;
- }
- if (derBuf == NULL) {
- WOLFSSL_MSG("wolfSSL_RSA_To_Der failed to get buffer");
- return WOLFSSL_FAILURE;
- }
- pkey->pkey.ptr = (char*)XMALLOC(derSz, bio->heap,
- DYNAMIC_TYPE_TMP_BUFFER);
- if (pkey->pkey.ptr == NULL) {
- WOLFSSL_MSG("key malloc failed");
- XFREE(derBuf, bio->heap, DYNAMIC_TYPE_TMP_BUFFER);
- wolfSSL_EVP_PKEY_free(pkey);
- return WOLFSSL_FAILURE;
- }
- pkey->pkey_sz = derSz;
- XMEMCPY(pkey->pkey.ptr, derBuf, derSz);
- XFREE(derBuf, bio->heap, DYNAMIC_TYPE_TMP_BUFFER);
- }
- #endif /* WOLFSSL_KEY_GEN && !NO_RSA && !HAVE_USER_RSA */
- ret = wolfSSL_PEM_write_bio_PrivateKey(bio, pkey, cipher, passwd, len,
- cb, arg);
- wolfSSL_EVP_PKEY_free(pkey);
- return ret;
- }
- #if defined(WOLFSSL_KEY_GEN) && !defined(NO_RSA) && !defined(HAVE_USER_RSA)
- /* forward declaration for wolfSSL_PEM_write_bio_RSA_PUBKEY */
- static int WriteBioPUBKEY(WOLFSSL_BIO* bio, WOLFSSL_EVP_PKEY* key);
- /* Takes an RSA public key and writes it out to a WOLFSSL_BIO
- * Returns WOLFSSL_SUCCESS or WOLFSSL_FAILURE
- */
- int wolfSSL_PEM_write_bio_RSA_PUBKEY(WOLFSSL_BIO* bio, WOLFSSL_RSA* rsa)
- {
- int ret = 0;
- WOLFSSL_EVP_PKEY* pkey = NULL;
- WOLFSSL_ENTER("wolfSSL_PEM_write_bio_RSA_PUBKEY");
- if (bio == NULL || rsa == NULL) {
- WOLFSSL_MSG("Bad Function Arguments");
- return WOLFSSL_FAILURE;
- }
- /* Initialize pkey structure */
- pkey = wolfSSL_EVP_PKEY_new_ex(bio->heap);
- if (pkey == NULL) {
- WOLFSSL_MSG("wolfSSL_EVP_PKEY_new_ex failed");
- return WOLFSSL_FAILURE;
- }
- pkey->type = EVP_PKEY_RSA;
- pkey->rsa = rsa;
- pkey->ownRsa = 0;
- ret = WriteBioPUBKEY(bio, pkey);
- wolfSSL_EVP_PKEY_free(pkey);
- return ret;
- }
- #endif /* WOLFSSL_KEY_GEN && !NO_RSA && !HAVE_USER_RSA */
- /* Reads an RSA public key from a WOLFSSL_BIO into a WOLFSSL_RSA
- * Returns WOLFSSL_SUCCESS or WOLFSSL_FAILURE
- */
- WOLFSSL_RSA *wolfSSL_PEM_read_bio_RSA_PUBKEY(WOLFSSL_BIO* bio,WOLFSSL_RSA** rsa,
- wc_pem_password_cb* cb,
- void *pass)
- {
- WOLFSSL_EVP_PKEY* pkey;
- WOLFSSL_RSA* local;
- WOLFSSL_ENTER("wolfSSL_PEM_read_bio_RSA_PUBKEY");
- pkey = wolfSSL_PEM_read_bio_PUBKEY(bio, NULL, cb, pass);
- if (pkey == NULL) {
- return NULL;
- }
- /* Since the WOLFSSL_RSA structure is being taken from WOLFSSL_EVP_PKEY the
- * flag indicating that the WOLFSSL_RSA structure is owned should be FALSE
- * to avoid having it free'd */
- pkey->ownRsa = 0;
- local = pkey->rsa;
- if (rsa != NULL){
- *rsa = local;
- }
- wolfSSL_EVP_PKEY_free(pkey);
- return local;
- }
- #endif /* defined(OPENSSL_EXTRA) || defined(OPENSSL_ALL) && !defined(NO_RSA) */
- static int WriteBioPUBKEY(WOLFSSL_BIO* bio, WOLFSSL_EVP_PKEY* key)
- {
- int ret;
- int pemSz;
- byte* pemBuf;
- int derSz = 0;
- byte* derBuf = NULL;
- if (bio == NULL || key == NULL) {
- WOLFSSL_MSG("Bad parameters");
- return WOLFSSL_FAILURE;
- }
- switch (key->type) {
- #if defined(WOLFSSL_KEY_GEN) && !defined(NO_RSA) && !defined(HAVE_USER_RSA)
- case EVP_PKEY_RSA:
- if ((derSz = wolfSSL_RSA_To_Der(key->rsa, &derBuf, 1, bio->heap))
- < 0) {
- WOLFSSL_MSG("wolfSSL_RSA_To_Der failed");
- break;
- }
- break;
- #endif /* WOLFSSL_KEY_GEN && !NO_RSA && !HAVE_USER_RSA */
- #if !defined(NO_DSA) && !defined(HAVE_SELFTEST) && (defined(WOLFSSL_KEY_GEN) || \
- defined(WOLFSSL_CERT_GEN))
- case EVP_PKEY_DSA:
- if (key->dsa == NULL) {
- WOLFSSL_MSG("key->dsa is null");
- break;
- }
- derSz = MAX_DSA_PUBKEY_SZ;
- derBuf = (byte*)XMALLOC(derSz, bio->heap, DYNAMIC_TYPE_TMP_BUFFER);
- if (derBuf == NULL) {
- WOLFSSL_MSG("malloc failed");
- break;
- }
- /* Key to DER */
- derSz = wc_DsaKeyToPublicDer((DsaKey*)key->dsa->internal, derBuf,
- derSz);
- if (derSz < 0) {
- WOLFSSL_MSG("wc_DsaKeyToDer failed");
- break;
- }
- break;
- #endif /* !NO_DSA && !HAVE_SELFTEST && (WOLFSSL_KEY_GEN || WOLFSSL_CERT_GEN) */
- #if defined(HAVE_ECC) && defined(HAVE_ECC_KEY_EXPORT)
- case EVP_PKEY_EC:
- {
- if (key->ecc == NULL) {
- WOLFSSL_MSG("key->ecc is null");
- break;
- }
- derSz = wc_EccPublicKeyDerSize((ecc_key*)key->ecc->internal, 1);
- if (derSz <= 0) {
- WOLFSSL_MSG("wc_EccPublicKeyDerSize failed");
- break;
- }
- derBuf = (byte*)XMALLOC(derSz, bio->heap, DYNAMIC_TYPE_TMP_BUFFER);
- if (derBuf == NULL) {
- WOLFSSL_MSG("malloc failed");
- break;
- }
- derSz = wc_EccPublicKeyToDer((ecc_key*)key->ecc->internal, derBuf,
- derSz, 1);
- if (derSz < 0) {
- WOLFSSL_MSG("wc_EccPublicKeyToDer failed");
- break;
- }
- break;
- }
- #endif /* HAVE_ECC && HAVE_ECC_KEY_EXPORT */
- #if !defined(NO_DH) && (defined(WOLFSSL_QT) || defined(OPENSSL_ALL))
- case EVP_PKEY_DH:
- WOLFSSL_MSG("Writing DH PUBKEY not supported!");
- break;
- #endif /* !NO_DH && (WOLFSSL_QT || OPENSSL_ALL) */
- default:
- WOLFSSL_MSG("Unknown Key type!");
- break;
- }
- if (derBuf == NULL || derSz <= 0) {
- if (derBuf != NULL)
- XFREE(derBuf, bio->heap, DYNAMIC_TYPE_DER);
- return WOLFSSL_FAILURE;
- }
- pemSz = wc_DerToPem(derBuf, derSz, NULL, 0, PUBLICKEY_TYPE);
- if (pemSz < 0) {
- WOLFSSL_LEAVE("WriteBioPUBKEY", pemSz);
- XFREE(derBuf, bio->heap, DYNAMIC_TYPE_DER);
- return WOLFSSL_FAILURE;
- }
- pemBuf = (byte*)XMALLOC(pemSz, bio->heap, DYNAMIC_TYPE_TMP_BUFFER);
- if (pemBuf == NULL) {
- WOLFSSL_LEAVE("WriteBioPUBKEY", pemSz);
- XFREE(derBuf, bio->heap, DYNAMIC_TYPE_DER);
- return WOLFSSL_FAILURE;
- }
- ret = wc_DerToPem(derBuf, derSz, pemBuf, pemSz, PUBLICKEY_TYPE);
- XFREE(derBuf, bio->heap, DYNAMIC_TYPE_DER);
- if (ret < 0) {
- WOLFSSL_LEAVE("WriteBioPUBKEY", ret);
- XFREE(pemBuf, bio->heap, DYNAMIC_TYPE_TMP_BUFFER);
- return WOLFSSL_FAILURE;
- }
- ret = wolfSSL_BIO_write(bio, pemBuf, pemSz);
- XFREE(pemBuf, bio->heap, DYNAMIC_TYPE_TMP_BUFFER);
- if (ret != pemSz) {
- WOLFSSL_MSG("Unable to write full PEM to BIO");
- return WOLFSSL_FAILURE;
- }
- return WOLFSSL_SUCCESS;
- }
- /* Takes a public key and writes it out to a WOLFSSL_BIO
- * Returns WOLFSSL_SUCCESS or WOLFSSL_FAILURE
- */
- int wolfSSL_PEM_write_bio_PUBKEY(WOLFSSL_BIO* bio, WOLFSSL_EVP_PKEY* key)
- {
- WOLFSSL_ENTER("wolfSSL_PEM_write_bio_PUBKEY");
- return WriteBioPUBKEY(bio, key);
- }
- /* Takes a private key and writes it out to a WOLFSSL_BIO
- * Returns WOLFSSL_SUCCESS or WOLFSSL_FAILURE
- */
- int wolfSSL_PEM_write_bio_PrivateKey(WOLFSSL_BIO* bio, WOLFSSL_EVP_PKEY* key,
- const WOLFSSL_EVP_CIPHER* cipher,
- unsigned char* passwd, int len,
- wc_pem_password_cb* cb, void* arg)
- {
- byte* keyDer;
- int pemSz;
- int type;
- int ret;
- byte* tmp;
- (void)cipher;
- (void)passwd;
- (void)len;
- (void)cb;
- (void)arg;
- WOLFSSL_ENTER("wolfSSL_PEM_write_bio_PrivateKey");
- if (bio == NULL || key == NULL) {
- WOLFSSL_MSG("Bad Function Arguments");
- return WOLFSSL_FAILURE;
- }
- keyDer = (byte*)key->pkey.ptr;
- switch (key->type) {
- #ifndef NO_RSA
- case EVP_PKEY_RSA:
- type = PRIVATEKEY_TYPE;
- break;
- #endif
- #ifndef NO_DSA
- case EVP_PKEY_DSA:
- type = DSA_PRIVATEKEY_TYPE;
- break;
- #endif
- #ifdef HAVE_ECC
- case EVP_PKEY_EC:
- type = ECC_PRIVATEKEY_TYPE;
- break;
- #endif
- #if !defined(NO_DH) && (defined(WOLFSSL_QT) || defined(OPENSSL_ALL))
- case EVP_PKEY_DH:
- type = DH_PRIVATEKEY_TYPE;
- break;
- #endif
- default:
- WOLFSSL_MSG("Unknown Key type!");
- type = PRIVATEKEY_TYPE;
- }
- pemSz = wc_DerToPem(keyDer, key->pkey_sz, NULL, 0, type);
- if (pemSz < 0) {
- WOLFSSL_LEAVE("wolfSSL_PEM_write_bio_PrivateKey", pemSz);
- return WOLFSSL_FAILURE;
- }
- tmp = (byte*)XMALLOC(pemSz, bio->heap, DYNAMIC_TYPE_OPENSSL);
- if (tmp == NULL) {
- return MEMORY_E;
- }
- ret = wc_DerToPem(keyDer, key->pkey_sz, tmp, pemSz, type);
- if (ret < 0) {
- WOLFSSL_LEAVE("wolfSSL_PEM_write_bio_PrivateKey", ret);
- XFREE(tmp, bio->heap, DYNAMIC_TYPE_OPENSSL);
- return WOLFSSL_FAILURE;
- }
- ret = wolfSSL_BIO_write(bio, tmp, pemSz);
- XFREE(tmp, bio->heap, DYNAMIC_TYPE_OPENSSL);
- if (ret != pemSz) {
- WOLFSSL_MSG("Unable to write full PEM to BIO");
- return WOLFSSL_FAILURE;
- }
- return WOLFSSL_SUCCESS;
- }
- #endif /* !NO_BIO */
- #if (defined(WOLFSSL_KEY_GEN) && !defined(NO_RSA) && !defined(HAVE_USER_RSA)) && \
- (defined(WOLFSSL_PEM_TO_DER) || defined(WOLFSSL_DER_TO_PEM))
- /* return code compliant with OpenSSL :
- * 1 if success, 0 if error
- */
- int wolfSSL_PEM_write_mem_RSAPrivateKey(RSA* rsa, const EVP_CIPHER* cipher,
- unsigned char* passwd, int passwdSz,
- unsigned char **pem, int *plen)
- {
- byte *derBuf = NULL, *tmp, *cipherInfo = NULL;
- int derSz = 0;
- const int type = PRIVATEKEY_TYPE;
- const char* header = NULL;
- const char* footer = NULL;
- WOLFSSL_ENTER("wolfSSL_PEM_write_mem_RSAPrivateKey");
- if (pem == NULL || plen == NULL || rsa == NULL || rsa->internal == NULL) {
- WOLFSSL_MSG("Bad function arguments");
- return WOLFSSL_FAILURE;
- }
- if (wc_PemGetHeaderFooter(type, &header, &footer) != 0)
- return WOLFSSL_FAILURE;
- if (rsa->inSet == 0) {
- WOLFSSL_MSG("No RSA internal set, do it");
- if (SetRsaInternal(rsa) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("SetRsaInternal failed");
- return WOLFSSL_FAILURE;
- }
- }
- if ((derSz = wolfSSL_RSA_To_Der(rsa, &derBuf, 0, rsa->heap)) < 0) {
- WOLFSSL_MSG("wolfSSL_RSA_To_Der failed");
- return WOLFSSL_FAILURE;
- }
- /* encrypt DER buffer if required */
- if (passwd != NULL && passwdSz > 0 && cipher != NULL) {
- int ret;
- int blockSz = wolfSSL_EVP_CIPHER_block_size(cipher);
- byte *tmpBuf;
- /* Add space for padding */
- if (!(tmpBuf = (byte*)XREALLOC(derBuf, derSz + blockSz, rsa->heap,
- DYNAMIC_TYPE_TMP_BUFFER))) {
- WOLFSSL_MSG("Extending DER buffer failed");
- XFREE(derBuf, NULL, DYNAMIC_TYPE_DER);
- return WOLFSSL_FAILURE;
- }
- derBuf = tmpBuf;
- ret = EncryptDerKey(derBuf, &derSz, cipher,
- passwd, passwdSz, &cipherInfo, derSz + blockSz);
- if (ret != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("EncryptDerKey failed");
- XFREE(derBuf, rsa->heap, DYNAMIC_TYPE_DER);
- return ret;
- }
- /* tmp buffer with a max size */
- *plen = (derSz * 2) + (int)XSTRLEN(header) + 1 +
- (int)XSTRLEN(footer) + 1 + HEADER_ENCRYPTED_KEY_SIZE;
- }
- else {
- /* tmp buffer with a max size */
- *plen = (derSz * 2) + (int)XSTRLEN(header) + 1 +
- (int)XSTRLEN(footer) + 1;
- }
- tmp = (byte*)XMALLOC(*plen, NULL, DYNAMIC_TYPE_PEM);
- if (tmp == NULL) {
- WOLFSSL_MSG("malloc failed");
- XFREE(derBuf, rsa->heap, DYNAMIC_TYPE_DER);
- if (cipherInfo != NULL)
- XFREE(cipherInfo, NULL, DYNAMIC_TYPE_STRING);
- return WOLFSSL_FAILURE;
- }
- /* DER to PEM */
- *plen = wc_DerToPemEx(derBuf, derSz, tmp, *plen, cipherInfo, type);
- if (*plen <= 0) {
- WOLFSSL_MSG("wc_DerToPemEx failed");
- XFREE(derBuf, rsa->heap, DYNAMIC_TYPE_DER);
- XFREE(tmp, NULL, DYNAMIC_TYPE_PEM);
- if (cipherInfo != NULL)
- XFREE(cipherInfo, NULL, DYNAMIC_TYPE_STRING);
- return WOLFSSL_FAILURE;
- }
- XFREE(derBuf, rsa->heap, DYNAMIC_TYPE_DER);
- if (cipherInfo != NULL)
- XFREE(cipherInfo, NULL, DYNAMIC_TYPE_STRING);
- *pem = (byte*)XMALLOC((*plen)+1, NULL, DYNAMIC_TYPE_KEY);
- if (*pem == NULL) {
- WOLFSSL_MSG("malloc failed");
- XFREE(tmp, NULL, DYNAMIC_TYPE_PEM);
- return WOLFSSL_FAILURE;
- }
- XMEMSET(*pem, 0, (*plen)+1);
- if (XMEMCPY(*pem, tmp, *plen) == NULL) {
- WOLFSSL_MSG("XMEMCPY failed");
- XFREE(pem, NULL, DYNAMIC_TYPE_KEY);
- XFREE(tmp, NULL, DYNAMIC_TYPE_PEM);
- return WOLFSSL_FAILURE;
- }
- XFREE(tmp, NULL, DYNAMIC_TYPE_PEM);
- return WOLFSSL_SUCCESS;
- }
- #ifndef NO_FILESYSTEM
- /* return code compliant with OpenSSL :
- * 1 if success, 0 if error
- */
- int wolfSSL_PEM_write_RSAPrivateKey(XFILE fp, WOLFSSL_RSA *rsa,
- const EVP_CIPHER *enc,
- unsigned char *kstr, int klen,
- wc_pem_password_cb *cb, void *u)
- {
- byte *pem;
- int plen, ret;
- (void)cb;
- (void)u;
- WOLFSSL_MSG("wolfSSL_PEM_write_RSAPrivateKey");
- if (fp == XBADFILE || rsa == NULL || rsa->internal == NULL)
- {
- WOLFSSL_MSG("Bad function arguments");
- return WOLFSSL_FAILURE;
- }
- ret = wolfSSL_PEM_write_mem_RSAPrivateKey(rsa, enc, kstr, klen, &pem, &plen);
- if (ret != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("wolfSSL_PEM_write_mem_RSAPrivateKey failed");
- return WOLFSSL_FAILURE;
- }
- ret = (int)XFWRITE(pem, plen, 1, fp);
- if (ret != 1) {
- WOLFSSL_MSG("RSA private key file write failed");
- return WOLFSSL_FAILURE;
- }
- XFREE(pem, NULL, DYNAMIC_TYPE_KEY);
- return WOLFSSL_SUCCESS;
- }
- #endif /* NO_FILESYSTEM */
- #endif /* WOLFSSL_KEY_GEN && !NO_RSA && !HAVE_USER_RSA && WOLFSSL_PEM_TO_DER */
- /* Colon separated list of <public key>+<digest> algorithms.
- * Replaces list in context.
- */
- int wolfSSL_CTX_set1_sigalgs_list(WOLFSSL_CTX* ctx, const char* list)
- {
- WOLFSSL_MSG("wolfSSL_CTX_set1_sigalg_list");
- if (ctx == NULL || list == NULL) {
- WOLFSSL_MSG("Bad function arguments");
- return WOLFSSL_FAILURE;
- }
- /* alloc/init on demand only */
- if (ctx->suites == NULL) {
- ctx->suites = (Suites*)XMALLOC(sizeof(Suites), ctx->heap,
- DYNAMIC_TYPE_SUITES);
- if (ctx->suites == NULL) {
- WOLFSSL_MSG("Memory alloc for Suites failed");
- return WOLFSSL_FAILURE;
- }
- XMEMSET(ctx->suites, 0, sizeof(Suites));
- }
- return SetSuitesHashSigAlgo(ctx->suites, list);
- }
- /* Colon separated list of <public key>+<digest> algorithms.
- * Replaces list in SSL.
- */
- int wolfSSL_set1_sigalgs_list(WOLFSSL* ssl, const char* list)
- {
- WOLFSSL_MSG("wolfSSL_set1_sigalg_list");
- if (ssl == NULL) {
- WOLFSSL_MSG("Bad function arguments");
- return WOLFSSL_FAILURE;
- }
- #ifdef SINGLE_THREADED
- if (ssl->ctx->suites == ssl->suites) {
- ssl->suites = (Suites*)XMALLOC(sizeof(Suites), ssl->heap,
- DYNAMIC_TYPE_SUITES);
- if (ssl->suites == NULL) {
- WOLFSSL_MSG("Suites Memory error");
- return MEMORY_E;
- }
- *ssl->suites = *ssl->ctx->suites;
- ssl->options.ownSuites = 1;
- }
- #endif
- if (ssl == NULL || list == NULL) {
- WOLFSSL_MSG("Bad function arguments");
- return WOLFSSL_FAILURE;
- }
- return SetSuitesHashSigAlgo(ssl->suites, list);
- }
- struct WOLFSSL_HashSigInfo {
- int hashAlgo;
- int sigAlgo;
- int nid;
- } wolfssl_hash_sig_info[] =
- {
- #ifndef NO_RSA
- #ifndef NO_SHA256
- { sha256_mac, rsa_sa_algo, CTC_SHA256wRSA },
- #endif
- #ifdef WOLFSSL_SHA384
- { sha384_mac, rsa_sa_algo, CTC_SHA384wRSA },
- #endif
- #ifdef WOLFSSL_SHA512
- { sha512_mac, rsa_sa_algo, CTC_SHA512wRSA },
- #endif
- #ifdef WOLFSSL_SHA224
- { sha224_mac, rsa_sa_algo, CTC_SHA224wRSA },
- #endif
- #ifndef NO_SHA
- { sha_mac, rsa_sa_algo, CTC_SHAwRSA },
- #endif
- #ifdef WC_RSA_PSS
- #ifndef NO_SHA256
- { sha256_mac, rsa_pss_sa_algo, CTC_SHA256wRSA },
- #endif
- #ifdef WOLFSSL_SHA384
- { sha384_mac, rsa_pss_sa_algo, CTC_SHA384wRSA },
- #endif
- #ifdef WOLFSSL_SHA512
- { sha512_mac, rsa_pss_sa_algo, CTC_SHA512wRSA },
- #endif
- #ifdef WOLFSSL_SHA224
- { sha224_mac, rsa_pss_sa_algo, CTC_SHA224wRSA },
- #endif
- #endif
- #endif
- #ifdef HAVE_ECC
- #ifndef NO_SHA256
- { sha256_mac, ecc_dsa_sa_algo, CTC_SHA256wECDSA },
- #endif
- #ifdef WOLFSSL_SHA384
- { sha384_mac, ecc_dsa_sa_algo, CTC_SHA384wECDSA },
- #endif
- #ifdef WOLFSSL_SHA512
- { sha512_mac, ecc_dsa_sa_algo, CTC_SHA512wECDSA },
- #endif
- #ifdef WOLFSSL_SHA224
- { sha224_mac, ecc_dsa_sa_algo, CTC_SHA224wECDSA },
- #endif
- #ifndef NO_SHA
- { sha_mac, ecc_dsa_sa_algo, CTC_SHAwECDSA },
- #endif
- #endif
- #ifdef HAVE_ED25519
- { no_mac, ed25519_sa_algo, CTC_ED25519 },
- #endif
- #ifdef HAVE_ED25519
- { no_mac, ed448_sa_algo, CTC_ED448 },
- #endif
- #ifndef NO_DSA
- #ifndef NO_SHA
- { sha_mac, dsa_sa_algo, CTC_SHAwDSA },
- #endif
- #endif
- };
- #define WOLFSSL_HASH_SIG_INFO_SZ \
- (int)(sizeof(wolfssl_hash_sig_info)/sizeof(*wolfssl_hash_sig_info))
- int wolfSSL_get_signature_nid(WOLFSSL *ssl, int* nid)
- {
- int i;
- int ret = WOLFSSL_FAILURE;
- WOLFSSL_MSG("wolfSSL_get_signature_nid");
- if (ssl == NULL) {
- WOLFSSL_MSG("Bad function arguments");
- return WOLFSSL_FAILURE;
- }
- for (i = 0; i < WOLFSSL_HASH_SIG_INFO_SZ; i++) {
- if (ssl->suites->hashAlgo == wolfssl_hash_sig_info[i].hashAlgo &&
- ssl->suites->sigAlgo == wolfssl_hash_sig_info[i].sigAlgo) {
- *nid = wolfssl_hash_sig_info[i].nid;
- ret = WOLFSSL_SUCCESS;
- break;
- }
- }
- return ret;
- }
- #ifdef HAVE_ECC
- #ifdef ALT_ECC_SIZE
- static int SetIndividualInternalEcc(WOLFSSL_BIGNUM* bn, mp_int* mpi)
- {
- WOLFSSL_MSG("Entering SetIndividualInternal");
- if (bn == NULL || bn->internal == NULL) {
- WOLFSSL_MSG("bn NULL error");
- return WOLFSSL_FATAL_ERROR;
- }
- if (mpi == NULL) {
- WOLFSSL_MSG("mpi NULL error");
- return WOLFSSL_FATAL_ERROR;
- }
- if (mp_copy((mp_int*)bn->internal, mpi) != MP_OKAY) {
- WOLFSSL_MSG("mp_copy error");
- return WOLFSSL_FATAL_ERROR;
- }
- return WOLFSSL_SUCCESS;
- }
- #endif /* ALT_ECC_SIZE */
- /* EC_POINT Openssl -> WolfSSL */
- static int SetECPointInternal(WOLFSSL_EC_POINT *p)
- {
- ecc_point* point;
- WOLFSSL_ENTER("SetECPointInternal");
- if (p == NULL || p->internal == NULL) {
- WOLFSSL_MSG("ECPoint NULL error");
- return WOLFSSL_FATAL_ERROR;
- }
- point = (ecc_point*)p->internal;
- #ifndef ALT_ECC_SIZE
- if (p->X != NULL && SetIndividualInternal(p->X, point->x) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("ecc point X error");
- return WOLFSSL_FATAL_ERROR;
- }
- if (p->Y != NULL && SetIndividualInternal(p->Y, point->y) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("ecc point Y error");
- return WOLFSSL_FATAL_ERROR;
- }
- if (p->Z != NULL && SetIndividualInternal(p->Z, point->z) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("ecc point Z error");
- return WOLFSSL_FATAL_ERROR;
- }
- #else
- if (p->X != NULL && SetIndividualInternalEcc(p->X, point->x) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("ecc point X error");
- return WOLFSSL_FATAL_ERROR;
- }
- if (p->Y != NULL && SetIndividualInternalEcc(p->Y, point->y) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("ecc point Y error");
- return WOLFSSL_FATAL_ERROR;
- }
- if (p->Z != NULL && SetIndividualInternalEcc(p->Z, point->z) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("ecc point Z error");
- return WOLFSSL_FATAL_ERROR;
- }
- #endif
- p->inSet = 1;
- return WOLFSSL_SUCCESS;
- }
- /* EC_POINT WolfSSL -> OpenSSL */
- static int SetECPointExternal(WOLFSSL_EC_POINT *p)
- {
- ecc_point* point;
- WOLFSSL_ENTER("SetECPointExternal");
- if (p == NULL || p->internal == NULL) {
- WOLFSSL_MSG("ECPoint NULL error");
- return WOLFSSL_FATAL_ERROR;
- }
- point = (ecc_point*)p->internal;
- if (SetIndividualExternal(&p->X, point->x) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("ecc point X error");
- return WOLFSSL_FATAL_ERROR;
- }
- if (SetIndividualExternal(&p->Y, point->y) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("ecc point Y error");
- return WOLFSSL_FATAL_ERROR;
- }
- if (SetIndividualExternal(&p->Z, point->z) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("ecc point Z error");
- return WOLFSSL_FATAL_ERROR;
- }
- p->exSet = 1;
- return WOLFSSL_SUCCESS;
- }
- /* EC_KEY wolfSSL -> OpenSSL */
- int SetECKeyExternal(WOLFSSL_EC_KEY* eckey)
- {
- ecc_key* key;
- WOLFSSL_ENTER("SetECKeyExternal");
- if (eckey == NULL || eckey->internal == NULL) {
- WOLFSSL_MSG("ec key NULL error");
- return WOLFSSL_FATAL_ERROR;
- }
- key = (ecc_key*)eckey->internal;
- /* set group (OID, nid and idx) */
- eckey->group->curve_oid = ecc_sets[key->idx].oidSum;
- eckey->group->curve_nid = EccEnumToNID(ecc_sets[key->idx].id);
- eckey->group->curve_idx = key->idx;
- if (eckey->pub_key->internal != NULL) {
- /* set the internal public key */
- if (wc_ecc_copy_point(&key->pubkey,
- (ecc_point*)eckey->pub_key->internal) != MP_OKAY) {
- WOLFSSL_MSG("SetECKeyExternal ecc_copy_point failed");
- return WOLFSSL_FATAL_ERROR;
- }
- /* set the external pubkey (point) */
- if (SetECPointExternal(eckey->pub_key) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("SetECKeyExternal SetECPointExternal failed");
- return WOLFSSL_FATAL_ERROR;
- }
- }
- /* set the external privkey */
- if (key->type == ECC_PRIVATEKEY) {
- if (SetIndividualExternal(&eckey->priv_key, &key->k) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("ec priv key error");
- return WOLFSSL_FATAL_ERROR;
- }
- }
- eckey->exSet = 1;
- return WOLFSSL_SUCCESS;
- }
- /* EC_KEY Openssl -> WolfSSL */
- int SetECKeyInternal(WOLFSSL_EC_KEY* eckey)
- {
- ecc_key* key;
- WOLFSSL_ENTER("SetECKeyInternal");
- if (eckey == NULL || eckey->internal == NULL || eckey->group == NULL) {
- WOLFSSL_MSG("ec key NULL error");
- return WOLFSSL_FATAL_ERROR;
- }
- key = (ecc_key*)eckey->internal;
- /* validate group */
- if ((eckey->group->curve_idx < 0) ||
- (wc_ecc_is_valid_idx(eckey->group->curve_idx) == 0)) {
- WOLFSSL_MSG("invalid curve idx");
- return WOLFSSL_FATAL_ERROR;
- }
- /* set group (idx of curve and corresponding domain parameters) */
- key->idx = eckey->group->curve_idx;
- key->dp = &ecc_sets[key->idx];
- /* set pubkey (point) */
- if (eckey->pub_key != NULL) {
- if (SetECPointInternal(eckey->pub_key) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("ec key pub error");
- return WOLFSSL_FATAL_ERROR;
- }
- /* copy over the public point to key */
- if (wc_ecc_copy_point((ecc_point*)eckey->pub_key->internal, &key->pubkey) != MP_OKAY) {
- WOLFSSL_MSG("wc_ecc_copy_point error");
- return WOLFSSL_FATAL_ERROR;
- }
- /* public key */
- key->type = ECC_PUBLICKEY;
- }
- /* set privkey */
- if (eckey->priv_key != NULL) {
- if (SetIndividualInternal(eckey->priv_key, &key->k) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("ec key priv error");
- return WOLFSSL_FATAL_ERROR;
- }
- /* private key */
- if (!mp_iszero(&key->k))
- key->type = ECC_PRIVATEKEY;
- }
- eckey->inSet = 1;
- return WOLFSSL_SUCCESS;
- }
- WOLFSSL_EC_POINT *wolfSSL_EC_KEY_get0_public_key(const WOLFSSL_EC_KEY *key)
- {
- WOLFSSL_ENTER("wolfSSL_EC_KEY_get0_public_key");
- if (key == NULL) {
- WOLFSSL_MSG("wolfSSL_EC_KEY_get0_public_key Bad arguments");
- return NULL;
- }
- return key->pub_key;
- }
- const WOLFSSL_EC_GROUP *wolfSSL_EC_KEY_get0_group(const WOLFSSL_EC_KEY *key)
- {
- WOLFSSL_ENTER("wolfSSL_EC_KEY_get0_group");
- if (key == NULL) {
- WOLFSSL_MSG("wolfSSL_EC_KEY_get0_group Bad arguments");
- return NULL;
- }
- return key->group;
- }
- /* return code compliant with OpenSSL :
- * 1 if success, 0 if error
- */
- int wolfSSL_EC_KEY_set_private_key(WOLFSSL_EC_KEY *key,
- const WOLFSSL_BIGNUM *priv_key)
- {
- WOLFSSL_ENTER("wolfSSL_EC_KEY_set_private_key");
- if (key == NULL || priv_key == NULL) {
- WOLFSSL_MSG("Bad arguments");
- return WOLFSSL_FAILURE;
- }
- /* free key if previously set */
- if (key->priv_key != NULL)
- wolfSSL_BN_free(key->priv_key);
- key->priv_key = wolfSSL_BN_dup(priv_key);
- if (key->priv_key == NULL) {
- WOLFSSL_MSG("key ecc priv key NULL");
- return WOLFSSL_FAILURE;
- }
- if (SetECKeyInternal(key) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("SetECKeyInternal failed");
- wolfSSL_BN_free(key->priv_key);
- return WOLFSSL_FAILURE;
- }
- return WOLFSSL_SUCCESS;
- }
- WOLFSSL_BIGNUM *wolfSSL_EC_KEY_get0_private_key(const WOLFSSL_EC_KEY *key)
- {
- WOLFSSL_ENTER("wolfSSL_EC_KEY_get0_private_key");
- if (key == NULL) {
- WOLFSSL_MSG("wolfSSL_EC_KEY_get0_private_key Bad arguments");
- return NULL;
- }
- if (wolfSSL_BN_is_zero(key->priv_key)) {
- /* return NULL if not set */
- return NULL;
- }
- return key->priv_key;
- }
- WOLFSSL_EC_KEY *wolfSSL_EC_KEY_new_by_curve_name(int nid)
- {
- WOLFSSL_EC_KEY *key;
- int x;
- int eccEnum = NIDToEccEnum(nid);
- WOLFSSL_ENTER("wolfSSL_EC_KEY_new_by_curve_name");
- key = wolfSSL_EC_KEY_new();
- if (key == NULL) {
- WOLFSSL_MSG("wolfSSL_EC_KEY_new failure");
- return NULL;
- }
- /* set the nid of the curve */
- key->group->curve_nid = nid;
- if (eccEnum != -1) {
- /* search and set the corresponding internal curve idx */
- for (x = 0; ecc_sets[x].size != 0; x++)
- if (ecc_sets[x].id == eccEnum) {
- key->group->curve_idx = x;
- key->group->curve_oid = ecc_sets[x].oidSum;
- break;
- }
- }
- return key;
- }
- const char* wolfSSL_EC_curve_nid2nist(int nid)
- {
- const WOLF_EC_NIST_NAME* nist_name;
- for (nist_name = kNistCurves; nist_name->name != NULL; nist_name++) {
- if (nist_name->nid == nid) {
- return nist_name->name;
- }
- }
- return NULL;
- }
- /**
- * return nist curve id
- * @param name nist curve name
- * @return nist curve id when found, 0 when not found
- */
- int wolfSSL_EC_curve_nist2nid(const char* name)
- {
- const WOLF_EC_NIST_NAME* nist_name;
- for (nist_name = kNistCurves; nist_name->name != NULL; nist_name++) {
- if (XSTRCMP(nist_name->name, name) == 0) {
- return nist_name->nid;
- }
- }
- return 0;
- }
- #if defined(WOLFSSL_TLS13) && defined(HAVE_SUPPORTED_CURVES)
- static int populate_groups(int* groups, int max_count, char *list)
- {
- char *end;
- int len;
- int count = 0;
- const WOLF_EC_NIST_NAME* nist_name;
- if (!groups || !list) {
- return -1;
- }
- for (end = list; ; list = ++end) {
- if (count > max_count) {
- WOLFSSL_MSG("Too many curves in list");
- return -1;
- }
- while (*end != ':' && *end != '\0') end++;
- len = (int)(end - list); /* end points to char after end
- * of curve name so no need for -1 */
- if ((len < kNistCurves_MIN_NAME_LEN) ||
- (len > kNistCurves_MAX_NAME_LEN)) {
- WOLFSSL_MSG("Unrecognized curve name in list");
- return -1;
- }
- for (nist_name = kNistCurves; nist_name->name != NULL; nist_name++) {
- if (len == nist_name->name_len &&
- XSTRNCMP(list, nist_name->name, nist_name->name_len) == 0) {
- break;
- }
- }
- if (!nist_name->name) {
- WOLFSSL_MSG("Unrecognized curve name in list");
- return -1;
- }
- groups[count++] = nist_name->nid;
- if (*end == '\0') break;
- }
- return count;
- }
- int wolfSSL_CTX_set1_groups_list(WOLFSSL_CTX *ctx, char *list)
- {
- int groups[WOLFSSL_MAX_GROUP_COUNT];
- int count;
- if (!ctx || !list) {
- return WOLFSSL_FAILURE;
- }
- if ((count = populate_groups(groups,
- WOLFSSL_MAX_GROUP_COUNT, list)) == -1) {
- return WOLFSSL_FAILURE;
- }
- return wolfSSL_CTX_set1_groups(ctx, groups, count);
- }
- int wolfSSL_set1_groups_list(WOLFSSL *ssl, char *list)
- {
- int groups[WOLFSSL_MAX_GROUP_COUNT];
- int count;
- if (!ssl || !list) {
- return WOLFSSL_FAILURE;
- }
- if ((count = populate_groups(groups,
- WOLFSSL_MAX_GROUP_COUNT, list)) == -1) {
- return WOLFSSL_FAILURE;
- }
- return wolfSSL_set1_groups(ssl, groups, count);
- }
- #endif /* WOLFSSL_TLS13 */
- static void InitwolfSSL_ECKey(WOLFSSL_EC_KEY* key)
- {
- if (key) {
- key->group = NULL;
- key->pub_key = NULL;
- key->priv_key = NULL;
- key->internal = NULL;
- key->inSet = 0;
- key->exSet = 0;
- }
- }
- WOLFSSL_EC_KEY *wolfSSL_EC_KEY_new_ex(void* heap, int devId)
- {
- WOLFSSL_EC_KEY *external;
- WOLFSSL_ENTER("wolfSSL_EC_KEY_new");
- external = (WOLFSSL_EC_KEY*)XMALLOC(sizeof(WOLFSSL_EC_KEY), heap,
- DYNAMIC_TYPE_ECC);
- if (external == NULL) {
- WOLFSSL_MSG("wolfSSL_EC_KEY_new malloc WOLFSSL_EC_KEY failure");
- return NULL;
- }
- XMEMSET(external, 0, sizeof(WOLFSSL_EC_KEY));
- external->heap = heap;
- InitwolfSSL_ECKey(external);
- external->internal = (ecc_key*)XMALLOC(sizeof(ecc_key), heap,
- DYNAMIC_TYPE_ECC);
- if (external->internal == NULL) {
- WOLFSSL_MSG("wolfSSL_EC_KEY_new malloc ecc key failure");
- goto error;
- }
- XMEMSET(external->internal, 0, sizeof(ecc_key));
- if (wc_ecc_init_ex((ecc_key*)external->internal, heap, devId) != 0) {
- WOLFSSL_MSG("wolfSSL_EC_KEY_new init ecc key failure");
- goto error;
- }
- /* Group unknown at creation */
- external->group = wolfSSL_EC_GROUP_new_by_curve_name(NID_undef);
- if (external->group == NULL) {
- WOLFSSL_MSG("wolfSSL_EC_KEY_new malloc WOLFSSL_EC_GROUP failure");
- goto error;
- }
- /* public key */
- external->pub_key = wolfSSL_EC_POINT_new(external->group);
- if (external->pub_key == NULL) {
- WOLFSSL_MSG("wolfSSL_EC_POINT_new failure");
- goto error;
- }
- /* private key */
- external->priv_key = wolfSSL_BN_new();
- if (external->priv_key == NULL) {
- WOLFSSL_MSG("wolfSSL_BN_new failure");
- goto error;
- }
- return external;
- error:
- wolfSSL_EC_KEY_free(external);
- return NULL;
- }
- WOLFSSL_EC_KEY *wolfSSL_EC_KEY_new(void)
- {
- return wolfSSL_EC_KEY_new_ex(NULL, INVALID_DEVID);
- }
- void wolfSSL_EC_KEY_free(WOLFSSL_EC_KEY *key)
- {
- WOLFSSL_ENTER("wolfSSL_EC_KEY_free");
- if (key != NULL) {
- void* heap = key->heap;
- if (key->internal != NULL) {
- wc_ecc_free((ecc_key*)key->internal);
- XFREE(key->internal, heap, DYNAMIC_TYPE_ECC);
- }
- wolfSSL_BN_free(key->priv_key);
- wolfSSL_EC_POINT_free(key->pub_key);
- wolfSSL_EC_GROUP_free(key->group);
- InitwolfSSL_ECKey(key); /* set back to NULLs for safety */
- XFREE(key, heap, DYNAMIC_TYPE_ECC);
- (void)heap;
- /* key = NULL, don't try to access or double free it */
- }
- }
- /* set the group in WOLFSSL_EC_KEY and return WOLFSSL_SUCCESS on success */
- int wolfSSL_EC_KEY_set_group(WOLFSSL_EC_KEY *key, WOLFSSL_EC_GROUP *group)
- {
- if (key == NULL || group == NULL)
- return WOLFSSL_FAILURE;
- WOLFSSL_ENTER("wolfSSL_EC_KEY_set_group");
- if (key->group != NULL) {
- /* free the current group */
- wolfSSL_EC_GROUP_free(key->group);
- }
- key->group = wolfSSL_EC_GROUP_dup(group);
- if (key->group == NULL) {
- return WOLFSSL_FAILURE;
- }
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_EC_KEY_generate_key(WOLFSSL_EC_KEY *key)
- {
- int initTmpRng = 0;
- int eccEnum;
- WC_RNG* rng = NULL;
- #ifdef WOLFSSL_SMALL_STACK
- WC_RNG* tmpRNG = NULL;
- #else
- WC_RNG tmpRNG[1];
- #endif
- WOLFSSL_ENTER("wolfSSL_EC_KEY_generate_key");
- if (key == NULL || key->internal == NULL ||
- key->group == NULL || key->group->curve_idx < 0) {
- WOLFSSL_MSG("wolfSSL_EC_KEY_generate_key Bad arguments");
- return 0;
- }
- #ifdef WOLFSSL_SMALL_STACK
- tmpRNG = (WC_RNG*)XMALLOC(sizeof(WC_RNG), NULL, DYNAMIC_TYPE_RNG);
- if (tmpRNG == NULL)
- return 0;
- #endif
- if (wc_InitRng(tmpRNG) == 0) {
- rng = tmpRNG;
- initTmpRng = 1;
- }
- else {
- WOLFSSL_MSG("Bad RNG Init, trying global");
- if (initGlobalRNG == 0)
- WOLFSSL_MSG("Global RNG no Init");
- else
- rng = &globalRNG;
- }
- if (rng == NULL) {
- WOLFSSL_MSG("wolfSSL_EC_KEY_generate_key failed to set RNG");
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(tmpRNG, NULL, DYNAMIC_TYPE_RNG);
- #endif
- return 0;
- }
- /* NIDToEccEnum returns -1 for invalid NID so if key->group->curve_nid
- * is 0 then pass ECC_CURVE_DEF as arg */
- eccEnum = key->group->curve_nid ?
- NIDToEccEnum(key->group->curve_nid) : ECC_CURVE_DEF;
- if (wc_ecc_make_key_ex(rng, 0, (ecc_key*)key->internal, eccEnum) != MP_OKAY) {
- WOLFSSL_MSG("wolfSSL_EC_KEY_generate_key wc_ecc_make_key failed");
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(tmpRNG, NULL, DYNAMIC_TYPE_RNG);
- #endif
- return 0;
- }
- if (initTmpRng)
- wc_FreeRng(tmpRNG);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(tmpRNG, NULL, DYNAMIC_TYPE_RNG);
- #endif
- if (SetECKeyExternal(key) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("wolfSSL_EC_KEY_generate_key SetECKeyExternal failed");
- return 0;
- }
- return 1;
- }
- #ifndef NO_WOLFSSL_STUB
- void wolfSSL_EC_KEY_set_asn1_flag(WOLFSSL_EC_KEY *key, int asn1_flag)
- {
- (void)key;
- (void)asn1_flag;
- WOLFSSL_ENTER("wolfSSL_EC_KEY_set_asn1_flag");
- WOLFSSL_STUB("EC_KEY_set_asn1_flag");
- }
- #endif
- static int setupPoint(const WOLFSSL_EC_POINT *p) {
- if (!p) {
- return WOLFSSL_FAILURE;
- }
- if (p->inSet == 0) {
- WOLFSSL_MSG("No ECPoint internal set, do it");
- if (SetECPointInternal((WOLFSSL_EC_POINT *)p) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("SetECPointInternal SetECPointInternal failed");
- return WOLFSSL_FAILURE;
- }
- }
- return WOLFSSL_SUCCESS;
- }
- /* return code compliant with OpenSSL :
- * 1 if success, 0 if error
- */
- int wolfSSL_EC_KEY_set_public_key(WOLFSSL_EC_KEY *key,
- const WOLFSSL_EC_POINT *pub)
- {
- ecc_point *pub_p, *key_p;
- WOLFSSL_ENTER("wolfSSL_EC_KEY_set_public_key");
- if (key == NULL || key->internal == NULL ||
- pub == NULL || pub->internal == NULL) {
- WOLFSSL_MSG("wolfSSL_EC_GROUP_get_order Bad arguments");
- return WOLFSSL_FAILURE;
- }
- if (key->inSet == 0) {
- if (SetECKeyInternal(key) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("SetECKeyInternal failed");
- return WOLFSSL_FAILURE;
- }
- }
- if (setupPoint(pub) != WOLFSSL_SUCCESS) {
- return WOLFSSL_FAILURE;
- }
- pub_p = (ecc_point*)pub->internal;
- key_p = (ecc_point*)key->pub_key->internal;
- /* create new point if required */
- if (key_p == NULL)
- key_p = wc_ecc_new_point();
- if (key_p == NULL) {
- WOLFSSL_MSG("key ecc point NULL");
- return WOLFSSL_FAILURE;
- }
- if (wc_ecc_copy_point(pub_p, key_p) != MP_OKAY) {
- WOLFSSL_MSG("ecc_copy_point failure");
- return WOLFSSL_FAILURE;
- }
- if (SetECPointExternal(key->pub_key) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("SetECKeyInternal failed");
- return WOLFSSL_FAILURE;
- }
- if (SetECKeyInternal(key) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("SetECKeyInternal failed");
- return WOLFSSL_FAILURE;
- }
- wolfSSL_EC_POINT_dump("pub", pub);
- wolfSSL_EC_POINT_dump("key->pub_key", key->pub_key);
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_EC_KEY_check_key(const WOLFSSL_EC_KEY *key)
- {
- WOLFSSL_ENTER("wolfSSL_EC_KEY_check_key");
- if (key == NULL || key->internal == NULL) {
- WOLFSSL_MSG("Bad parameter");
- return WOLFSSL_FAILURE;
- }
- if (key->inSet == 0) {
- if (SetECKeyInternal((WOLFSSL_EC_KEY*)key) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("SetECKeyInternal failed");
- return WOLFSSL_FAILURE;
- }
- }
- return wc_ecc_check_key((ecc_key*)key->internal) == 0 ?
- WOLFSSL_SUCCESS : WOLFSSL_FAILURE;
- }
- /* End EC_KEY */
- int wolfSSL_ECDSA_size(const WOLFSSL_EC_KEY *key)
- {
- const EC_GROUP *group;
- int bits, bytes;
- word32 headerSz = 4; /* 2*ASN_TAG + 2*LEN(ENUM) */
- if (!key) {
- return WOLFSSL_FAILURE;
- }
- if (!(group = wolfSSL_EC_KEY_get0_group(key))) {
- return WOLFSSL_FAILURE;
- }
- if ((bits = wolfSSL_EC_GROUP_order_bits(group)) == 0) {
- return WOLFSSL_FAILURE;
- }
- bytes = (bits + 7) / 8; /* bytes needed to hold bits */
- return headerSz +
- 2 + /* possible leading zeroes in r and s */
- bytes + bytes + /* r and s */
- 2;
- }
- int wolfSSL_ECDSA_sign(int type,
- const unsigned char *digest, int digestSz,
- unsigned char *sig, unsigned int *sigSz, WOLFSSL_EC_KEY *key)
- {
- int ret = WOLFSSL_SUCCESS;
- WC_RNG* rng = NULL;
- #ifdef WOLFSSL_SMALL_STACK
- WC_RNG* tmpRNG = NULL;
- #else
- WC_RNG tmpRNG[1];
- #endif
- int initTmpRng = 0;
- WOLFSSL_ENTER("wolfSSL_ECDSA_sign");
- if (!key) {
- return WOLFSSL_FAILURE;
- }
- #ifdef WOLFSSL_SMALL_STACK
- tmpRNG = (WC_RNG*)XMALLOC(sizeof(WC_RNG), NULL, DYNAMIC_TYPE_RNG);
- if (tmpRNG == NULL)
- return WOLFSSL_FAILURE;
- #endif
- if (wc_InitRng(tmpRNG) == 0) {
- rng = tmpRNG;
- initTmpRng = 1;
- }
- else {
- WOLFSSL_MSG("Bad RNG Init, trying global");
- if (initGlobalRNG == 0) {
- WOLFSSL_MSG("Global RNG no Init");
- }
- else {
- rng = &globalRNG;
- }
- }
- if (rng) {
- if (wc_ecc_sign_hash(digest, digestSz, sig, sigSz, rng,
- (ecc_key*)key->internal) != 0) {
- ret = WOLFSSL_FAILURE;
- }
- if (initTmpRng) {
- wc_FreeRng(tmpRNG);
- }
- } else {
- ret = WOLFSSL_FAILURE;
- }
- #ifdef WOLFSSL_SMALL_STACK
- if (tmpRNG)
- XFREE(tmpRNG, NULL, DYNAMIC_TYPE_RNG);
- #endif
- (void)type;
- return ret;
- }
- int wolfSSL_ECDSA_verify(int type,
- const unsigned char *digest, int digestSz,
- const unsigned char *sig, int sigSz, WOLFSSL_EC_KEY *key)
- {
- int ret = WOLFSSL_SUCCESS;
- int verify = 0;
- WOLFSSL_ENTER("wolfSSL_ECDSA_verify");
- if (key == NULL) {
- return WOLFSSL_FAILURE;
- }
- if (wc_ecc_verify_hash(sig, sigSz, digest, digestSz,
- &verify, (ecc_key*)key->internal) != 0) {
- ret = WOLFSSL_FAILURE;
- }
- if (ret == WOLFSSL_SUCCESS && verify != 1) {
- WOLFSSL_MSG("wolfSSL_ECDSA_verify failed");
- ret = WOLFSSL_FAILURE;
- }
- (void)type;
- return ret;
- }
- #ifndef HAVE_SELFTEST
- /* ECC point compression types were not included in selftest ecc.h */
- char* wolfSSL_EC_POINT_point2hex(const WOLFSSL_EC_GROUP* group,
- const WOLFSSL_EC_POINT* point, int form,
- WOLFSSL_BN_CTX* ctx)
- {
- static const char* hexDigit = "0123456789ABCDEF";
- char* hex = NULL;
- int id;
- int i, sz, len;
- (void)ctx;
- if (group == NULL || point == NULL)
- return NULL;
- id = wc_ecc_get_curve_id(group->curve_idx);
- if ((sz = wc_ecc_get_curve_size_from_id(id)) < 0)
- return NULL;
- len = sz + 1;
- if (form == POINT_CONVERSION_UNCOMPRESSED)
- len += sz;
- hex = (char*)XMALLOC(2 * len + 1, NULL, DYNAMIC_TYPE_ECC);
- if (hex == NULL)
- return NULL;
- XMEMSET(hex, 0, 2 * len + 1);
- /* Put in x-ordinate after format byte. */
- i = sz - mp_unsigned_bin_size((mp_int*)point->X->internal) + 1;
- if (mp_to_unsigned_bin((mp_int*)point->X->internal, (byte*)(hex + i)) < 0) {
- XFREE(hex, NULL, DYNAMIC_TYPE_ECC);
- return NULL;
- }
- if (form == POINT_CONVERSION_COMPRESSED) {
- hex[0] = mp_isodd((mp_int*)point->Y->internal) ? ECC_POINT_COMP_ODD :
- ECC_POINT_COMP_EVEN;
- }
- else {
- hex[0] = ECC_POINT_UNCOMP;
- /* Put in y-ordinate after x-ordinate */
- i = 1 + 2 * sz - mp_unsigned_bin_size((mp_int*)point->Y->internal);
- if (mp_to_unsigned_bin((mp_int*)point->Y->internal,
- (byte*)(hex + i)) < 0) {
- XFREE(hex, NULL, DYNAMIC_TYPE_ECC);
- return NULL;
- }
- }
- for (i = len-1; i >= 0; i--) {
- byte b = hex[i];
- hex[i * 2 + 1] = hexDigit[b & 0xf];
- hex[i * 2 ] = hexDigit[b >> 4];
- }
- return hex;
- }
- #endif /* HAVE_SELFTEST */
- void wolfSSL_EC_POINT_dump(const char *msg, const WOLFSSL_EC_POINT *p)
- {
- #if defined(DEBUG_WOLFSSL)
- char *num;
- WOLFSSL_ENTER("wolfSSL_EC_POINT_dump");
- if (!WOLFSSL_IS_DEBUG_ON() || wolfSSL_GetLoggingCb()) {
- return;
- }
- if (p == NULL) {
- printf("%s = NULL", msg);
- return;
- }
- printf("%s:\n\tinSet=%d, exSet=%d\n", msg, p->inSet, p->exSet);
- num = wolfSSL_BN_bn2hex(p->X);
- printf("\tX = %s\n", num);
- XFREE(num, NULL, DYNAMIC_TYPE_OPENSSL);
- num = wolfSSL_BN_bn2hex(p->Y);
- printf("\tY = %s\n", num);
- XFREE(num, NULL, DYNAMIC_TYPE_OPENSSL);
- num = wolfSSL_BN_bn2hex(p->Z);
- printf("\tZ = %s\n", num);
- XFREE(num, NULL, DYNAMIC_TYPE_OPENSSL);
- #else
- (void)msg;
- (void)p;
- #endif
- }
- /* Start EC_GROUP */
- /* return code compliant with OpenSSL :
- * 0 if equal, 1 if not and -1 in case of error
- */
- int wolfSSL_EC_GROUP_cmp(const WOLFSSL_EC_GROUP *a, const WOLFSSL_EC_GROUP *b,
- WOLFSSL_BN_CTX *ctx)
- {
- (void)ctx;
- WOLFSSL_ENTER("wolfSSL_EC_GROUP_cmp");
- if (a == NULL || b == NULL) {
- WOLFSSL_MSG("wolfSSL_EC_GROUP_cmp Bad arguments");
- return WOLFSSL_FATAL_ERROR;
- }
- /* ok */
- if ((a->curve_idx == b->curve_idx) && (a->curve_nid == b->curve_nid))
- return 0;
- /* ko */
- return 1;
- }
- WOLFSSL_EC_GROUP *wolfSSL_EC_GROUP_dup(const WOLFSSL_EC_GROUP *src)
- {
- if (!src)
- return NULL;
- return wolfSSL_EC_GROUP_new_by_curve_name(src->curve_nid);
- }
- #endif /* HAVE_ECC */
- #endif /* OPENSSL_EXTRA */
- #if defined(HAVE_ECC) && (defined(OPENSSL_EXTRA) || defined(OPENSSL_EXTRA_X509_SMALL))
- const WOLFSSL_EC_METHOD* wolfSSL_EC_GROUP_method_of(
- const WOLFSSL_EC_GROUP *group)
- {
- return group;
- }
- int wolfSSL_EC_METHOD_get_field_type(const WOLFSSL_EC_METHOD *meth)
- {
- if (meth) {
- return NID_X9_62_prime_field;
- }
- return WOLFSSL_FAILURE;
- }
- void wolfSSL_EC_GROUP_free(WOLFSSL_EC_GROUP *group)
- {
- WOLFSSL_ENTER("wolfSSL_EC_GROUP_free");
- XFREE(group, NULL, DYNAMIC_TYPE_ECC);
- /* group = NULL, don't try to access or double free it */
- }
- #endif
- #ifdef OPENSSL_EXTRA
- #ifdef HAVE_ECC
- #ifndef NO_WOLFSSL_STUB
- void wolfSSL_EC_GROUP_set_asn1_flag(WOLFSSL_EC_GROUP *group, int flag)
- {
- (void)group;
- (void)flag;
- WOLFSSL_ENTER("wolfSSL_EC_GROUP_set_asn1_flag");
- WOLFSSL_STUB("EC_GROUP_set_asn1_flag");
- }
- #endif
- WOLFSSL_EC_GROUP *wolfSSL_EC_GROUP_new_by_curve_name(int nid)
- {
- WOLFSSL_EC_GROUP *g;
- int x;
- int eccEnum;
- WOLFSSL_ENTER("wolfSSL_EC_GROUP_new_by_curve_name");
- /* If NID passed in is OpenSSL type, convert it to ecc_curve_id enum */
- eccEnum = NIDToEccEnum(nid);
- /* curve group */
- g = (WOLFSSL_EC_GROUP*) XMALLOC(sizeof(WOLFSSL_EC_GROUP), NULL,
- DYNAMIC_TYPE_ECC);
- if (g == NULL) {
- WOLFSSL_MSG("wolfSSL_EC_GROUP_new_by_curve_name malloc failure");
- return NULL;
- }
- XMEMSET(g, 0, sizeof(WOLFSSL_EC_GROUP));
- /* set the nid of the curve */
- g->curve_nid = nid;
- if (eccEnum != -1) {
- /* search and set the corresponding internal curve idx */
- for (x = 0; ecc_sets[x].size != 0; x++)
- if (ecc_sets[x].id == eccEnum) {
- g->curve_idx = x;
- g->curve_oid = ecc_sets[x].oidSum;
- break;
- }
- }
- return g;
- }
- /* return code compliant with OpenSSL :
- * the curve nid if success, 0 if error
- */
- int wolfSSL_EC_GROUP_get_curve_name(const WOLFSSL_EC_GROUP *group)
- {
- int nid;
- WOLFSSL_ENTER("wolfSSL_EC_GROUP_get_curve_name");
- if (group == NULL) {
- WOLFSSL_MSG("wolfSSL_EC_GROUP_get_curve_name Bad arguments");
- return WOLFSSL_FAILURE;
- }
- /* If curve_nid is ECC Enum type, return corresponding OpenSSL nid */
- if ((nid = EccEnumToNID(group->curve_nid)) != -1)
- return nid;
- return group->curve_nid;
- }
- /* return code compliant with OpenSSL :
- * the degree of the curve if success, 0 if error
- */
- int wolfSSL_EC_GROUP_get_degree(const WOLFSSL_EC_GROUP *group)
- {
- int nid;
- int tmp;
- WOLFSSL_ENTER("wolfSSL_EC_GROUP_get_degree");
- if (group == NULL || group->curve_idx < 0) {
- WOLFSSL_MSG("wolfSSL_EC_GROUP_get_degree Bad arguments");
- return WOLFSSL_FAILURE;
- }
- /* If curve_nid passed in is an ecc_curve_id enum, convert it to the
- corresponding OpenSSL NID */
- tmp = EccEnumToNID(group->curve_nid);
- if (tmp != -1){
- nid = tmp;
- }
- else{
- nid = group->curve_nid;
- }
- switch(nid) {
- case NID_secp112r1:
- case NID_secp112r2:
- return 112;
- case NID_secp128r1:
- case NID_secp128r2:
- return 128;
- case NID_secp160k1:
- case NID_secp160r1:
- case NID_secp160r2:
- case NID_brainpoolP160r1:
- return 160;
- case NID_secp192k1:
- case NID_brainpoolP192r1:
- case NID_X9_62_prime192v1:
- return 192;
- case NID_secp224k1:
- case NID_secp224r1:
- case NID_brainpoolP224r1:
- return 224;
- case NID_secp256k1:
- case NID_brainpoolP256r1:
- case NID_X9_62_prime256v1:
- return 256;
- case NID_brainpoolP320r1:
- return 320;
- case NID_secp384r1:
- case NID_brainpoolP384r1:
- return 384;
- case NID_secp521r1:
- return 521;
- case NID_brainpoolP512r1:
- return 512;
- default:
- return WOLFSSL_FAILURE;
- }
- }
- /* Converts OpenSSL NID value of ECC curves to the associated enum values in
- ecc_curve_id, used by ecc_sets[].*/
- int NIDToEccEnum(int n)
- {
- WOLFSSL_ENTER("NIDToEccEnum()");
- switch(n) {
- case NID_X9_62_prime192v1:
- return ECC_SECP192R1;
- case NID_X9_62_prime192v2:
- return ECC_PRIME192V2;
- case NID_X9_62_prime192v3:
- return ECC_PRIME192V3;
- case NID_X9_62_prime239v1:
- return ECC_PRIME239V1;
- case NID_X9_62_prime239v2:
- return ECC_PRIME239V2;
- case NID_X9_62_prime239v3:
- return ECC_PRIME239V3;
- case NID_X9_62_prime256v1:
- return ECC_SECP256R1;
- case NID_secp112r1:
- return ECC_SECP112R1;
- case NID_secp112r2:
- return ECC_SECP112R2;
- case NID_secp128r1:
- return ECC_SECP128R1;
- case NID_secp128r2:
- return ECC_SECP128R2;
- case NID_secp160r1:
- return ECC_SECP160R1;
- case NID_secp160r2:
- return ECC_SECP160R2;
- case NID_secp224r1:
- return ECC_SECP224R1;
- case NID_secp384r1:
- return ECC_SECP384R1;
- case NID_secp521r1:
- return ECC_SECP521R1;
- case NID_secp160k1:
- return ECC_SECP160K1;
- case NID_secp192k1:
- return ECC_SECP192K1;
- case NID_secp224k1:
- return ECC_SECP224K1;
- case NID_secp256k1:
- return ECC_SECP256K1;
- case NID_brainpoolP160r1:
- return ECC_BRAINPOOLP160R1;
- case NID_brainpoolP192r1:
- return ECC_BRAINPOOLP192R1;
- case NID_brainpoolP224r1:
- return ECC_BRAINPOOLP224R1;
- case NID_brainpoolP256r1:
- return ECC_BRAINPOOLP256R1;
- case NID_brainpoolP320r1:
- return ECC_BRAINPOOLP320R1;
- case NID_brainpoolP384r1:
- return ECC_BRAINPOOLP384R1;
- case NID_brainpoolP512r1:
- return ECC_BRAINPOOLP512R1;
- default:
- WOLFSSL_MSG("NID not found");
- return -1;
- }
- }
- /* return code compliant with OpenSSL :
- * 1 if success, 0 if error
- */
- int wolfSSL_EC_GROUP_get_order(const WOLFSSL_EC_GROUP *group,
- WOLFSSL_BIGNUM *order, WOLFSSL_BN_CTX *ctx)
- {
- (void)ctx;
- if (group == NULL || order == NULL || order->internal == NULL) {
- WOLFSSL_MSG("wolfSSL_EC_GROUP_get_order NULL error");
- return WOLFSSL_FAILURE;
- }
- if (mp_init((mp_int*)order->internal) != MP_OKAY) {
- WOLFSSL_MSG("wolfSSL_EC_GROUP_get_order mp_init failure");
- return WOLFSSL_FAILURE;
- }
- if (mp_read_radix((mp_int*)order->internal,
- ecc_sets[group->curve_idx].order, MP_RADIX_HEX) != MP_OKAY) {
- WOLFSSL_MSG("wolfSSL_EC_GROUP_get_order mp_read order failure");
- mp_clear((mp_int*)order->internal);
- return WOLFSSL_FAILURE;
- }
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_EC_GROUP_order_bits(const WOLFSSL_EC_GROUP *group)
- {
- int ret;
- mp_int order;
- if (group == NULL || group->curve_idx < 0) {
- WOLFSSL_MSG("wolfSSL_EC_GROUP_order_bits NULL error");
- return 0;
- }
- ret = mp_init(&order);
- if (ret == 0) {
- ret = mp_read_radix(&order, ecc_sets[group->curve_idx].order,
- MP_RADIX_HEX);
- if (ret == 0)
- ret = mp_count_bits(&order);
- mp_clear(&order);
- }
- return ret;
- }
- /* End EC_GROUP */
- /* Start EC_POINT */
- /* return code compliant with OpenSSL :
- * 1 if success, 0 if error
- */
- int wolfSSL_ECPoint_i2d(const WOLFSSL_EC_GROUP *group,
- const WOLFSSL_EC_POINT *p,
- unsigned char *out, unsigned int *len)
- {
- int err;
- WOLFSSL_ENTER("wolfSSL_ECPoint_i2d");
- if (group == NULL || p == NULL || len == NULL) {
- WOLFSSL_MSG("wolfSSL_ECPoint_i2d NULL error");
- return WOLFSSL_FAILURE;
- }
- if (setupPoint(p) != WOLFSSL_SUCCESS) {
- return WOLFSSL_FAILURE;
- }
- if (out != NULL) {
- wolfSSL_EC_POINT_dump("i2d p", p);
- }
- err = wc_ecc_export_point_der(group->curve_idx, (ecc_point*)p->internal,
- out, len);
- if (err != MP_OKAY && !(out == NULL && err == LENGTH_ONLY_E)) {
- WOLFSSL_MSG("wolfSSL_ECPoint_i2d wc_ecc_export_point_der failed");
- return WOLFSSL_FAILURE;
- }
- return WOLFSSL_SUCCESS;
- }
- /* return code compliant with OpenSSL :
- * 1 if success, 0 if error
- */
- int wolfSSL_ECPoint_d2i(unsigned char *in, unsigned int len,
- const WOLFSSL_EC_GROUP *group, WOLFSSL_EC_POINT *p)
- {
- WOLFSSL_ENTER("wolfSSL_ECPoint_d2i");
- if (group == NULL || p == NULL || p->internal == NULL || in == NULL) {
- WOLFSSL_MSG("wolfSSL_ECPoint_d2i NULL error");
- return WOLFSSL_FAILURE;
- }
- #if !defined(HAVE_SELFTEST) && (!defined(HAVE_FIPS) || \
- (defined(HAVE_FIPS_VERSION) && (HAVE_FIPS_VERSION>2)))
- if (wc_ecc_import_point_der_ex(in, len, group->curve_idx,
- (ecc_point*)p->internal, 0) != MP_OKAY) {
- WOLFSSL_MSG("wc_ecc_import_point_der_ex failed");
- return WOLFSSL_FAILURE;
- }
- #else
- /* ECC_POINT_UNCOMP is not defined CAVP self test so use magic number */
- if (in[0] == 0x04) {
- if (wc_ecc_import_point_der(in, len, group->curve_idx,
- (ecc_point*)p->internal) != MP_OKAY) {
- WOLFSSL_MSG("wc_ecc_import_point_der failed");
- return WOLFSSL_FAILURE;
- }
- }
- else {
- WOLFSSL_MSG("Only uncompressed points supported with HAVE_SELFTEST");
- return WOLFSSL_FAILURE;
- }
- #endif
- /* Set new external point */
- if (SetECPointExternal(p) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("SetECPointExternal failed");
- return WOLFSSL_FAILURE;
- }
- wolfSSL_EC_POINT_dump("d2i p", p);
- return WOLFSSL_SUCCESS;
- }
- size_t wolfSSL_EC_POINT_point2oct(const WOLFSSL_EC_GROUP *group,
- const WOLFSSL_EC_POINT *p,
- char form,
- byte *buf, size_t len, WOLFSSL_BN_CTX *ctx)
- {
- word32 min_len = (word32)len;
- #if !defined(HAVE_SELFTEST) && (!defined(HAVE_FIPS) || \
- (defined(HAVE_FIPS_VERSION) && (HAVE_FIPS_VERSION > 2)))
- int compressed = form == POINT_CONVERSION_COMPRESSED ? 1 : 0;
- #endif /* !HAVE_SELFTEST */
- WOLFSSL_ENTER("EC_POINT_point2oct");
- if (!group || !p) {
- return WOLFSSL_FAILURE;
- }
- if (setupPoint(p) != WOLFSSL_SUCCESS) {
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_EC_POINT_is_at_infinity(group, p)) {
- /* encodes to a single 0 octet */
- if (buf != NULL) {
- if (len < 1) {
- ECerr(EC_F_EC_GFP_SIMPLE_POINT2OCT, EC_R_BUFFER_TOO_SMALL);
- return WOLFSSL_FAILURE;
- }
- buf[0] = 0;
- }
- return 1;
- }
- if (form != POINT_CONVERSION_UNCOMPRESSED
- #ifndef HAVE_SELFTEST
- && form != POINT_CONVERSION_COMPRESSED
- #endif /* !HAVE_SELFTEST */
- ) {
- WOLFSSL_MSG("Unsupported curve form");
- return WOLFSSL_FAILURE;
- }
- #if !defined(HAVE_SELFTEST) && (!defined(HAVE_FIPS) || \
- (defined(HAVE_FIPS_VERSION) && (HAVE_FIPS_VERSION > 2)))
- if (wc_ecc_export_point_der_ex(group->curve_idx, (ecc_point*)p->internal,
- buf, &min_len, compressed) != (buf ? MP_OKAY : LENGTH_ONLY_E)) {
- return WOLFSSL_FAILURE;
- }
- #else
- if (wc_ecc_export_point_der(group->curve_idx, (ecc_point*)p->internal,
- buf, &min_len) != (buf ? MP_OKAY : LENGTH_ONLY_E)) {
- return WOLFSSL_FAILURE;
- }
- #endif /* !HAVE_SELFTEST */
- (void)ctx;
- return (size_t)min_len;
- }
- int wolfSSL_EC_POINT_oct2point(const WOLFSSL_EC_GROUP *group,
- WOLFSSL_EC_POINT *p, const unsigned char *buf,
- size_t len, WOLFSSL_BN_CTX *ctx)
- {
- WOLFSSL_ENTER("wolfSSL_EC_POINT_oct2point");
- if (!group || !p) {
- return WOLFSSL_FAILURE;
- }
- (void)ctx;
- return wolfSSL_ECPoint_d2i((unsigned char*)buf, (unsigned int)len, group, p);
- }
- WOLFSSL_EC_KEY *wolfSSL_o2i_ECPublicKey(WOLFSSL_EC_KEY **a, const unsigned char **in,
- long len)
- {
- WOLFSSL_EC_KEY* ret;
- WOLFSSL_ENTER("wolfSSL_o2i_ECPublicKey");
- if (!a || !*a || !(*a)->group || !in || !*in || len <= 0) {
- WOLFSSL_MSG("wolfSSL_o2i_ECPublicKey Bad arguments");
- return NULL;
- }
- ret = *a;
- if (wolfSSL_EC_POINT_oct2point(ret->group, ret->pub_key, *in, len, NULL)
- != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("wolfSSL_EC_POINT_oct2point error");
- return NULL;
- }
- *in += len;
- return ret;
- }
- int wolfSSL_i2o_ECPublicKey(const WOLFSSL_EC_KEY *in, unsigned char **out)
- {
- size_t len;
- unsigned char *tmp = NULL;
- char form;
- WOLFSSL_ENTER("wolfSSL_i2o_ECPublicKey");
- if (!in) {
- WOLFSSL_MSG("wolfSSL_i2o_ECPublicKey Bad arguments");
- return WOLFSSL_FAILURE;
- }
- #ifdef HAVE_COMP_KEY
- /* Default to compressed form if not set */
- form = in->form == POINT_CONVERSION_UNCOMPRESSED ?
- POINT_CONVERSION_UNCOMPRESSED:
- POINT_CONVERSION_COMPRESSED;
- #else
- form = POINT_CONVERSION_UNCOMPRESSED;
- #endif
- len = wolfSSL_EC_POINT_point2oct(in->group, in->pub_key, form,
- NULL, 0, NULL);
- if (len != WOLFSSL_FAILURE && out) {
- if (!*out) {
- if (!(tmp = (unsigned char*)XMALLOC(len, NULL,
- DYNAMIC_TYPE_OPENSSL))) {
- WOLFSSL_MSG("malloc failed");
- return WOLFSSL_FAILURE;
- }
- *out = tmp;
- }
- if (wolfSSL_EC_POINT_point2oct(in->group, in->pub_key, form, *out,
- len, NULL) == WOLFSSL_FAILURE) {
- if (tmp) {
- XFREE(tmp, NULL, DYNAMIC_TYPE_OPENSSL);
- *out = NULL;
- }
- return WOLFSSL_FAILURE;
- }
- if (!tmp) {
- /* Move buffer forward if it was not alloced in this function */
- *out += len;
- }
- }
- return (int)len;
- }
- #ifdef HAVE_ECC_KEY_IMPORT
- WOLFSSL_EC_KEY *wolfSSL_d2i_ECPrivateKey(WOLFSSL_EC_KEY **key, const unsigned char **in,
- long len)
- {
- WOLFSSL_EC_KEY *eckey = NULL;
- WOLFSSL_ENTER("wolfSSL_d2i_ECPrivateKey");
- if (!in || !*in || len <= 0) {
- WOLFSSL_MSG("wolfSSL_d2i_ECPrivateKey Bad arguments");
- return NULL;
- }
- if (!(eckey = wolfSSL_EC_KEY_new())) {
- WOLFSSL_MSG("wolfSSL_EC_KEY_new error");
- return NULL;
- }
- if (wc_ecc_import_private_key(*in, (word32)len, NULL, 0,
- (ecc_key*)eckey->internal) != MP_OKAY) {
- WOLFSSL_MSG("wc_ecc_import_private_key error");
- goto error;
- }
- eckey->inSet = 1;
- if (SetECKeyExternal(eckey) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("SetECKeyExternal error");
- goto error;
- }
- if (key) {
- *key = eckey;
- }
- return eckey;
- error:
- wolfSSL_EC_KEY_free(eckey);
- return NULL;
- }
- #endif /* HAVE_ECC_KEY_IMPORT */
- int wolfSSL_i2d_ECPrivateKey(const WOLFSSL_EC_KEY *in, unsigned char **out)
- {
- int len;
- byte* buf = NULL;
- WOLFSSL_ENTER("wolfSSL_i2d_ECPrivateKey");
- if (!in) {
- WOLFSSL_MSG("wolfSSL_i2d_ECPrivateKey Bad arguments");
- return WOLFSSL_FAILURE;
- }
- if (!in->inSet && SetECKeyInternal((WOLFSSL_EC_KEY*)in) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("SetECKeyInternal error");
- return WOLFSSL_FAILURE;
- }
- if ((len = wc_ecc_size((ecc_key*)in->internal)) <= 0) {
- WOLFSSL_MSG("wc_ecc_size error");
- return WOLFSSL_FAILURE;
- }
- if (out) {
- if (!(buf = (byte*)XMALLOC(len, NULL, DYNAMIC_TYPE_TMP_BUFFER))) {
- WOLFSSL_MSG("tmp buffer malloc error");
- return WOLFSSL_FAILURE;
- }
- if (wc_ecc_export_private_only((ecc_key*)in->internal, buf,
- (word32*)&len) != MP_OKAY) {
- WOLFSSL_MSG("wc_ecc_export_private_only error");
- XFREE(buf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- return WOLFSSL_FAILURE;
- }
- if (*out) {
- XMEMCPY(*out, buf, len);
- XFREE(buf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- }
- else {
- *out = buf;
- }
- }
- return len;
- }
- void wolfSSL_EC_KEY_set_conv_form(WOLFSSL_EC_KEY *eckey, char form)
- {
- if (eckey && (form == POINT_CONVERSION_UNCOMPRESSED
- #ifdef HAVE_COMP_KEY
- || form == POINT_CONVERSION_COMPRESSED
- #endif
- )) {
- eckey->form = form;
- } else {
- WOLFSSL_MSG("Incorrect form or HAVE_COMP_KEY not compiled in");
- }
- }
- /* wolfSSL_EC_POINT_point2bn should return "in" if not null */
- WOLFSSL_BIGNUM *wolfSSL_EC_POINT_point2bn(const WOLFSSL_EC_GROUP *group,
- const WOLFSSL_EC_POINT *p,
- char form,
- WOLFSSL_BIGNUM *in, WOLFSSL_BN_CTX *ctx)
- {
- size_t len;
- byte *buf;
- WOLFSSL_BIGNUM *ret = NULL;
- WOLFSSL_ENTER("wolfSSL_EC_POINT_oct2point");
- if (!group || !p) {
- return NULL;
- }
- if ((len = wolfSSL_EC_POINT_point2oct(group, p, form,
- NULL, 0, ctx)) == WOLFSSL_FAILURE) {
- return NULL;
- }
- if (!(buf = (byte*)XMALLOC(len, NULL, DYNAMIC_TYPE_TMP_BUFFER))) {
- WOLFSSL_MSG("malloc failed");
- return NULL;
- }
- if (wolfSSL_EC_POINT_point2oct(group, p, form,
- buf, len, ctx) == len) {
- ret = wolfSSL_BN_bin2bn(buf, (int)len, in);
- }
- XFREE(buf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- return ret;
- }
- #if defined(USE_ECC_B_PARAM) && (!defined(HAVE_FIPS) || \
- (defined(HAVE_FIPS_VERSION) && (HAVE_FIPS_VERSION > 2)))
- int wolfSSL_EC_POINT_is_on_curve(const WOLFSSL_EC_GROUP *group,
- const WOLFSSL_EC_POINT *point,
- WOLFSSL_BN_CTX *ctx)
- {
- (void)ctx;
- WOLFSSL_ENTER("wolfSSL_EC_POINT_is_on_curve");
- if (!group || !point) {
- WOLFSSL_MSG("Invalid arguments");
- return WOLFSSL_FAILURE;
- }
- if (!point->inSet && SetECPointInternal((WOLFSSL_EC_POINT*)point)) {
- WOLFSSL_MSG("SetECPointInternal error");
- return WOLFSSL_FAILURE;
- }
- return wc_ecc_point_is_on_curve((ecc_point*)point->internal, group->curve_idx)
- == MP_OKAY ? WOLFSSL_SUCCESS : WOLFSSL_FAILURE;
- }
- #endif /* USE_ECC_B_PARAM && (!HAVE_FIPS || HAVE_FIPS_VERSION > 2) */
- WOLFSSL_EC_POINT *wolfSSL_EC_POINT_new(const WOLFSSL_EC_GROUP *group)
- {
- WOLFSSL_EC_POINT *p;
- WOLFSSL_ENTER("wolfSSL_EC_POINT_new");
- if (group == NULL) {
- WOLFSSL_MSG("wolfSSL_EC_POINT_new NULL error");
- return NULL;
- }
- p = (WOLFSSL_EC_POINT *)XMALLOC(sizeof(WOLFSSL_EC_POINT), NULL,
- DYNAMIC_TYPE_ECC);
- if (p == NULL) {
- WOLFSSL_MSG("wolfSSL_EC_POINT_new malloc ecc point failure");
- return NULL;
- }
- XMEMSET(p, 0, sizeof(WOLFSSL_EC_POINT));
- p->internal = wc_ecc_new_point();
- if (p->internal == NULL) {
- WOLFSSL_MSG("ecc_new_point failure");
- XFREE(p, NULL, DYNAMIC_TYPE_ECC);
- return NULL;
- }
- return p;
- }
- /* return code compliant with OpenSSL :
- * 1 if success, 0 if error
- */
- int wolfSSL_EC_POINT_get_affine_coordinates_GFp(const WOLFSSL_EC_GROUP *group,
- const WOLFSSL_EC_POINT *point,
- WOLFSSL_BIGNUM *x,
- WOLFSSL_BIGNUM *y,
- WOLFSSL_BN_CTX *ctx)
- {
- mp_digit mp;
- mp_int modulus;
- (void)ctx;
- WOLFSSL_ENTER("wolfSSL_EC_POINT_get_affine_coordinates_GFp");
- if (group == NULL || point == NULL || point->internal == NULL ||
- x == NULL || y == NULL || wolfSSL_EC_POINT_is_at_infinity(group, point)) {
- WOLFSSL_MSG("wolfSSL_EC_POINT_get_affine_coordinates_GFp NULL error");
- return WOLFSSL_FAILURE;
- }
- if (setupPoint(point) != WOLFSSL_SUCCESS) {
- return WOLFSSL_FAILURE;
- }
- if (!wolfSSL_BN_is_one(point->Z)) {
- if (mp_init(&modulus) != MP_OKAY) {
- WOLFSSL_MSG("mp_init failed");
- return WOLFSSL_FAILURE;
- }
- /* Map the Jacobian point back to affine space */
- if (mp_read_radix(&modulus, ecc_sets[group->curve_idx].prime, MP_RADIX_HEX) != MP_OKAY) {
- WOLFSSL_MSG("mp_read_radix failed");
- mp_clear(&modulus);
- return WOLFSSL_FAILURE;
- }
- if (mp_montgomery_setup(&modulus, &mp) != MP_OKAY) {
- WOLFSSL_MSG("mp_montgomery_setup failed");
- mp_clear(&modulus);
- return WOLFSSL_FAILURE;
- }
- if (ecc_map((ecc_point*)point->internal, &modulus, mp) != MP_OKAY) {
- WOLFSSL_MSG("ecc_map failed");
- mp_clear(&modulus);
- return WOLFSSL_FAILURE;
- }
- if (SetECPointExternal((WOLFSSL_EC_POINT *)point) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("SetECPointExternal failed");
- mp_clear(&modulus);
- return WOLFSSL_FAILURE;
- }
- mp_clear(&modulus);
- }
- BN_copy(x, point->X);
- BN_copy(y, point->Y);
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_EC_POINT_set_affine_coordinates_GFp(const WOLFSSL_EC_GROUP *group,
- WOLFSSL_EC_POINT *point,
- const WOLFSSL_BIGNUM *x,
- const WOLFSSL_BIGNUM *y,
- WOLFSSL_BN_CTX *ctx)
- {
- (void)ctx;
- WOLFSSL_ENTER("wolfSSL_EC_POINT_set_affine_coordinates_GFp");
- if (group == NULL || point == NULL || point->internal == NULL ||
- x == NULL || y == NULL) {
- WOLFSSL_MSG("wolfSSL_EC_POINT_set_affine_coordinates_GFp NULL error");
- return WOLFSSL_FAILURE;
- }
- if (!point->X) {
- point->X = wolfSSL_BN_new();
- }
- if (!point->Y) {
- point->Y = wolfSSL_BN_new();
- }
- if (!point->Z) {
- point->Z = wolfSSL_BN_new();
- }
- if (!point->X || !point->Y || !point->Z) {
- WOLFSSL_MSG("wolfSSL_BN_new failed");
- return WOLFSSL_FAILURE;
- }
- BN_copy(point->X, x);
- BN_copy(point->Y, y);
- BN_copy(point->Z, wolfSSL_BN_value_one());
- if (SetECPointInternal((WOLFSSL_EC_POINT *)point) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("SetECPointInternal failed");
- return WOLFSSL_FAILURE;
- }
- return WOLFSSL_SUCCESS;
- }
- #if !defined(WOLFSSL_ATECC508A) && !defined(WOLFSSL_ATECC608A) && \
- !defined(HAVE_SELFTEST)
- int wolfSSL_EC_POINT_add(const WOLFSSL_EC_GROUP *group, WOLFSSL_EC_POINT *r,
- const WOLFSSL_EC_POINT *p1,
- const WOLFSSL_EC_POINT *p2, WOLFSSL_BN_CTX *ctx)
- {
- mp_int a, prime, mu;
- mp_digit mp = 0;
- ecc_point* montP1 = NULL;
- ecc_point* montP2 = NULL;
- ecc_point* eccP1;
- ecc_point* eccP2;
- int ret = WOLFSSL_FAILURE;
- (void)ctx;
- if (!group || !r || !p1 || !p2) {
- WOLFSSL_MSG("wolfSSL_EC_POINT_add error");
- return WOLFSSL_FAILURE;
- }
- if (setupPoint(r) != WOLFSSL_SUCCESS ||
- setupPoint(p1) != WOLFSSL_SUCCESS ||
- setupPoint(p2) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("setupPoint error");
- return WOLFSSL_FAILURE;
- }
- /* read the curve prime and a */
- if (mp_init_multi(&prime, &a, &mu, NULL, NULL, NULL) != MP_OKAY) {
- WOLFSSL_MSG("mp_init_multi error");
- goto cleanup;
- }
- if (mp_read_radix(&a, ecc_sets[group->curve_idx].Af, MP_RADIX_HEX)
- != MP_OKAY) {
- WOLFSSL_MSG("mp_read_radix a error");
- goto cleanup;
- }
- if (mp_read_radix(&prime, ecc_sets[group->curve_idx].prime, MP_RADIX_HEX)
- != MP_OKAY) {
- WOLFSSL_MSG("mp_read_radix prime error");
- goto cleanup;
- }
- if (mp_montgomery_setup(&prime, &mp) != MP_OKAY) {
- WOLFSSL_MSG("mp_montgomery_setup nqm error");
- goto cleanup;
- }
- eccP1 = (ecc_point*)p1->internal;
- eccP2 = (ecc_point*)p2->internal;
- if (!(montP1 = wc_ecc_new_point_h(NULL)) ||
- !(montP2 = wc_ecc_new_point_h(NULL))) {
- WOLFSSL_MSG("wc_ecc_new_point_h nqm error");
- goto cleanup;
- }
- if ((mp_montgomery_calc_normalization(&mu, &prime)) != MP_OKAY) {
- WOLFSSL_MSG("mp_montgomery_calc_normalization error");
- goto cleanup;
- }
- /* Convert to Montgomery form */
- if (mp_cmp_d(&mu, 1) == MP_EQ) {
- if (wc_ecc_copy_point(eccP1, montP1) != MP_OKAY ||
- wc_ecc_copy_point(eccP2, montP2) != MP_OKAY) {
- WOLFSSL_MSG("wc_ecc_copy_point error");
- goto cleanup;
- }
- } else {
- if (mp_mulmod(eccP1->x, &mu, &prime, montP1->x) != MP_OKAY ||
- mp_mulmod(eccP1->y, &mu, &prime, montP1->y) != MP_OKAY ||
- mp_mulmod(eccP1->z, &mu, &prime, montP1->z) != MP_OKAY) {
- WOLFSSL_MSG("mp_mulmod error");
- goto cleanup;
- }
- if (mp_mulmod(eccP2->x, &mu, &prime, montP2->x) != MP_OKAY ||
- mp_mulmod(eccP2->y, &mu, &prime, montP2->y) != MP_OKAY ||
- mp_mulmod(eccP2->z, &mu, &prime, montP2->z) != MP_OKAY) {
- WOLFSSL_MSG("mp_mulmod error");
- goto cleanup;
- }
- }
- if (ecc_projective_add_point(montP1, montP2, (ecc_point*)r->internal,
- &a, &prime, mp) != MP_OKAY) {
- WOLFSSL_MSG("ecc_projective_add_point error");
- goto cleanup;
- }
- if (ecc_map((ecc_point*)r->internal, &prime, mp) != MP_OKAY) {
- WOLFSSL_MSG("ecc_map error");
- goto cleanup;
- }
- ret = WOLFSSL_SUCCESS;
- cleanup:
- mp_clear(&a);
- mp_clear(&prime);
- mp_clear(&mu);
- wc_ecc_del_point_h(montP1, NULL);
- wc_ecc_del_point_h(montP2, NULL);
- return ret;
- }
- /* Calculate the value: generator * n + q * m
- * return code compliant with OpenSSL :
- * 1 if success, 0 if error
- */
- int wolfSSL_EC_POINT_mul(const WOLFSSL_EC_GROUP *group, WOLFSSL_EC_POINT *r,
- const WOLFSSL_BIGNUM *n, const WOLFSSL_EC_POINT *q,
- const WOLFSSL_BIGNUM *m, WOLFSSL_BN_CTX *ctx)
- {
- mp_int a, prime;
- int ret = WOLFSSL_FAILURE;
- ecc_point* result = NULL;
- ecc_point* tmp = NULL;
- (void)ctx;
- WOLFSSL_ENTER("wolfSSL_EC_POINT_mul");
- if (!group || !r) {
- WOLFSSL_MSG("wolfSSL_EC_POINT_mul NULL error");
- return WOLFSSL_FAILURE;
- }
- if (!(result = wc_ecc_new_point())) {
- WOLFSSL_MSG("wolfSSL_EC_POINT_new error");
- return WOLFSSL_FAILURE;
- }
- /* read the curve prime and a */
- if (mp_init_multi(&prime, &a, NULL, NULL, NULL, NULL) != MP_OKAY) {
- WOLFSSL_MSG("mp_init_multi error");
- goto cleanup;
- }
- if (q && setupPoint(q) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("setupPoint error");
- goto cleanup;
- }
- if (mp_read_radix(&prime, ecc_sets[group->curve_idx].prime, MP_RADIX_HEX)
- != MP_OKAY) {
- WOLFSSL_MSG("mp_read_radix prime error");
- goto cleanup;
- }
- if (mp_read_radix(&a, ecc_sets[group->curve_idx].Af, MP_RADIX_HEX)
- != MP_OKAY) {
- WOLFSSL_MSG("mp_read_radix a error");
- goto cleanup;
- }
- if (n) {
- /* load generator */
- #if !defined(HAVE_FIPS) || (defined(HAVE_FIPS_VERSION) && (HAVE_FIPS_VERSION>2))
- if (wc_ecc_get_generator(result, group->curve_idx)
- != MP_OKAY) {
- WOLFSSL_MSG("wc_ecc_get_generator error");
- goto cleanup;
- }
- #else
- /* wc_ecc_get_generator is not defined in the FIPS v2 module. */
- if (mp_read_radix(result->x, ecc_sets[group->curve_idx].Gx, MP_RADIX_HEX)
- != MP_OKAY) {
- WOLFSSL_MSG("mp_read_radix Gx error");
- goto cleanup;
- }
- if (mp_read_radix(result->y, ecc_sets[group->curve_idx].Gy, MP_RADIX_HEX)
- != MP_OKAY) {
- WOLFSSL_MSG("mp_read_radix Gy error");
- goto cleanup;
- }
- if (mp_set(result->z, 1) != MP_OKAY) {
- WOLFSSL_MSG("mp_set Gz error");
- goto cleanup;
- }
- #endif /* !HAVE_FIPS || HAVE_FIPS_VERSION > 2 */
- }
- if (n && q && m) {
- /* r = generator * n + q * m */
- #ifdef ECC_SHAMIR
- if (ecc_mul2add(result, (mp_int*)n->internal,
- (ecc_point*)q->internal, (mp_int*)m->internal,
- result, &a, &prime, NULL)
- != MP_OKAY) {
- WOLFSSL_MSG("ecc_mul2add error");
- goto cleanup;
- }
- #else
- mp_digit mp = 0;
- if (mp_montgomery_setup(&prime, &mp) != MP_OKAY) {
- WOLFSSL_MSG("mp_montgomery_setup nqm error");
- goto cleanup;
- }
- if (!(tmp = wc_ecc_new_point())) {
- WOLFSSL_MSG("wolfSSL_EC_POINT_new nqm error");
- goto cleanup;
- }
- /* r = generator * n */
- if (wc_ecc_mulmod((mp_int*)n->internal, result, result, &a, &prime, 0)
- != MP_OKAY) {
- WOLFSSL_MSG("wc_ecc_mulmod nqm error");
- goto cleanup;
- }
- /* tmp = q * m */
- if (wc_ecc_mulmod((mp_int*)m->internal, (ecc_point*)q->internal,
- tmp, &a, &prime, 0) != MP_OKAY) {
- WOLFSSL_MSG("wc_ecc_mulmod nqm error");
- goto cleanup;
- }
- /* result = result + tmp */
- if (ecc_projective_add_point(tmp, result, result, &a, &prime, mp)
- != MP_OKAY) {
- WOLFSSL_MSG("wc_ecc_mulmod nqm error");
- goto cleanup;
- }
- if (ecc_map(result, &prime, mp) != MP_OKAY) {
- WOLFSSL_MSG("ecc_map nqm error");
- goto cleanup;
- }
- #endif
- }
- else if (n) {
- /* r = generator * n */
- if (wc_ecc_mulmod((mp_int*)n->internal, result, result, &a, &prime, 1)
- != MP_OKAY) {
- WOLFSSL_MSG("wc_ecc_mulmod gn error");
- goto cleanup;
- }
- }
- else if (q && m) {
- /* r = q * m */
- if (wc_ecc_mulmod((mp_int*)m->internal, (ecc_point*)q->internal,
- result, &a, &prime, 1) != MP_OKAY) {
- WOLFSSL_MSG("wc_ecc_mulmod qm error");
- goto cleanup;
- }
- }
- /* copy to destination */
- if (wc_ecc_copy_point(result, (ecc_point*)r->internal)) {
- WOLFSSL_MSG("wc_ecc_copy_point error");
- goto cleanup;
- }
- r->inSet = 1;
- if (SetECPointExternal(r) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("SetECPointExternal error");
- goto cleanup;
- }
- ret = WOLFSSL_SUCCESS;
- cleanup:
- mp_clear(&a);
- mp_clear(&prime);
- wc_ecc_del_point(result);
- wc_ecc_del_point(tmp);
- return ret;
- }
- #endif /* !defined(WOLFSSL_ATECC508A) && defined(ECC_SHAMIR) &&
- * !defined(HAVE_SELFTEST) */
- /* (x, y) -> (x, -y) */
- int wolfSSL_EC_POINT_invert(const WOLFSSL_EC_GROUP *group, WOLFSSL_EC_POINT *a,
- WOLFSSL_BN_CTX *ctx)
- {
- ecc_point* p;
- mp_int prime;
- (void)ctx;
- WOLFSSL_ENTER("wolfSSL_EC_POINT_invert");
- if (!group || !a || !a->internal || setupPoint(a) != WOLFSSL_SUCCESS) {
- return WOLFSSL_FAILURE;
- }
- p = (ecc_point*)a->internal;
- /* read the curve prime and a */
- if (mp_init_multi(&prime, NULL, NULL, NULL, NULL, NULL) != MP_OKAY) {
- WOLFSSL_MSG("mp_init_multi error");
- return WOLFSSL_FAILURE;
- }
- if (mp_sub(&prime, p->y, p->y) != MP_OKAY) {
- WOLFSSL_MSG("mp_sub error");
- return WOLFSSL_FAILURE;
- }
- if (SetECPointExternal(a) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("SetECPointExternal error");
- return WOLFSSL_FAILURE;
- }
- return WOLFSSL_SUCCESS;
- }
- void wolfSSL_EC_POINT_clear_free(WOLFSSL_EC_POINT *p)
- {
- WOLFSSL_ENTER("wolfSSL_EC_POINT_clear_free");
- wolfSSL_EC_POINT_free(p);
- }
- /* return code compliant with OpenSSL :
- * 0 if equal, 1 if not and -1 in case of error
- */
- int wolfSSL_EC_POINT_cmp(const WOLFSSL_EC_GROUP *group,
- const WOLFSSL_EC_POINT *a, const WOLFSSL_EC_POINT *b,
- WOLFSSL_BN_CTX *ctx)
- {
- int ret;
- (void)ctx;
- WOLFSSL_ENTER("wolfSSL_EC_POINT_cmp");
- if (group == NULL || a == NULL || a->internal == NULL || b == NULL ||
- b->internal == NULL) {
- WOLFSSL_MSG("wolfSSL_EC_POINT_cmp Bad arguments");
- return WOLFSSL_FATAL_ERROR;
- }
- ret = wc_ecc_cmp_point((ecc_point*)a->internal, (ecc_point*)b->internal);
- if (ret == MP_EQ)
- return 0;
- else if (ret == MP_LT || ret == MP_GT)
- return 1;
- return WOLFSSL_FATAL_ERROR;
- }
- int wolfSSL_EC_POINT_copy(WOLFSSL_EC_POINT *dest, const WOLFSSL_EC_POINT *src)
- {
- WOLFSSL_ENTER("wolfSSL_EC_POINT_copy");
- if (!dest || !src) {
- return WOLFSSL_FAILURE;
- }
- if (setupPoint(src) != WOLFSSL_SUCCESS) {
- return WOLFSSL_FAILURE;
- }
- if (wc_ecc_copy_point((ecc_point*) dest->internal,
- (ecc_point*) src->internal) != MP_OKAY) {
- return WOLFSSL_FAILURE;
- }
- dest->inSet = 1;
- if (SetECPointExternal(dest) != WOLFSSL_SUCCESS) {
- return WOLFSSL_FAILURE;
- }
- return WOLFSSL_SUCCESS;
- }
- #endif /* HAVE_ECC */
- #endif /* OPENSSL_EXTRA */
- #if defined(HAVE_ECC) && (defined(OPENSSL_EXTRA) || defined(OPENSSL_EXTRA_X509_SMALL))
- void wolfSSL_EC_POINT_free(WOLFSSL_EC_POINT *p)
- {
- WOLFSSL_ENTER("wolfSSL_EC_POINT_free");
- if (p != NULL) {
- if (p->internal != NULL) {
- wc_ecc_del_point((ecc_point*)p->internal);
- p->internal = NULL;
- }
- wolfSSL_BN_free(p->X);
- wolfSSL_BN_free(p->Y);
- wolfSSL_BN_free(p->Z);
- p->X = NULL;
- p->Y = NULL;
- p->Z = NULL;
- p->inSet = p->exSet = 0;
- XFREE(p, NULL, DYNAMIC_TYPE_ECC);
- /* p = NULL, don't try to access or double free it */
- }
- }
- #endif
- #ifdef OPENSSL_EXTRA
- #ifdef HAVE_ECC
- /* return code compliant with OpenSSL :
- * 1 if point at infinity, 0 else
- */
- int wolfSSL_EC_POINT_is_at_infinity(const WOLFSSL_EC_GROUP *group,
- const WOLFSSL_EC_POINT *point)
- {
- int ret;
- WOLFSSL_ENTER("wolfSSL_EC_POINT_is_at_infinity");
- if (group == NULL || point == NULL || point->internal == NULL) {
- WOLFSSL_MSG("wolfSSL_EC_POINT_is_at_infinity NULL error");
- return WOLFSSL_FAILURE;
- }
- if (setupPoint(point) != WOLFSSL_SUCCESS) {
- return WOLFSSL_FAILURE;
- }
- ret = wc_ecc_point_is_at_infinity((ecc_point*)point->internal);
- if (ret < 0) {
- WOLFSSL_MSG("ecc_point_is_at_infinity failure");
- return WOLFSSL_FAILURE;
- }
- return ret;
- }
- /* End EC_POINT */
- #if !defined(HAVE_FIPS) || (defined(HAVE_FIPS_VERSION) && (HAVE_FIPS_VERSION>2))
- size_t wolfSSL_EC_get_builtin_curves(WOLFSSL_EC_BUILTIN_CURVE *r, size_t nitems)
- {
- size_t i, min_nitems;
- #ifdef HAVE_SELFTEST
- size_t ecc_sets_count;
- for (i = 0; ecc_sets[i].size != 0 && ecc_sets[i].name != NULL; i++);
- ecc_sets_count = i;
- #endif
- if (r == NULL || nitems == 0)
- return ecc_sets_count;
- min_nitems = nitems < ecc_sets_count ? nitems : ecc_sets_count;
- for (i = 0; i < min_nitems; i++) {
- r[i].nid = EccEnumToNID(ecc_sets[i].id);
- r[i].comment = wolfSSL_OBJ_nid2sn(r[i].nid);
- }
- return min_nitems;
- }
- #endif /* !HAVE_FIPS || HAVE_FIPS_VERSION > 2 */
- /* Start ECDSA_SIG */
- void wolfSSL_ECDSA_SIG_free(WOLFSSL_ECDSA_SIG *sig)
- {
- WOLFSSL_ENTER("wolfSSL_ECDSA_SIG_free");
- if (sig) {
- wolfSSL_BN_free(sig->r);
- wolfSSL_BN_free(sig->s);
- XFREE(sig, NULL, DYNAMIC_TYPE_ECC);
- }
- }
- WOLFSSL_ECDSA_SIG *wolfSSL_ECDSA_SIG_new(void)
- {
- WOLFSSL_ECDSA_SIG *sig;
- WOLFSSL_ENTER("wolfSSL_ECDSA_SIG_new");
- sig = (WOLFSSL_ECDSA_SIG*) XMALLOC(sizeof(WOLFSSL_ECDSA_SIG), NULL,
- DYNAMIC_TYPE_ECC);
- if (sig == NULL) {
- WOLFSSL_MSG("wolfSSL_ECDSA_SIG_new malloc ECDSA signature failure");
- return NULL;
- }
- sig->s = NULL;
- sig->r = wolfSSL_BN_new();
- if (sig->r == NULL) {
- WOLFSSL_MSG("wolfSSL_ECDSA_SIG_new malloc ECDSA r failure");
- wolfSSL_ECDSA_SIG_free(sig);
- return NULL;
- }
- sig->s = wolfSSL_BN_new();
- if (sig->s == NULL) {
- WOLFSSL_MSG("wolfSSL_ECDSA_SIG_new malloc ECDSA s failure");
- wolfSSL_ECDSA_SIG_free(sig);
- return NULL;
- }
- return sig;
- }
- void wolfSSL_ECDSA_SIG_get0(const WOLFSSL_ECDSA_SIG* sig,
- const WOLFSSL_BIGNUM** r, const WOLFSSL_BIGNUM** s)
- {
- if (sig == NULL) {
- return;
- }
- if (r != NULL) {
- *r = sig->r;
- }
- if (s != NULL) {
- *s = sig->s;
- }
- }
- int wolfSSL_ECDSA_SIG_set0(WOLFSSL_ECDSA_SIG* sig, WOLFSSL_BIGNUM* r,
- WOLFSSL_BIGNUM* s)
- {
- if (sig == NULL || r == NULL || s == NULL) {
- return WOLFSSL_FAILURE;
- }
- wolfSSL_BN_free(sig->r);
- wolfSSL_BN_free(sig->s);
- sig->r = r;
- sig->s = s;
- return WOLFSSL_SUCCESS;
- }
- /* return signature structure on success, NULL otherwise */
- WOLFSSL_ECDSA_SIG *wolfSSL_ECDSA_do_sign(const unsigned char *d, int dlen,
- WOLFSSL_EC_KEY *key)
- {
- WOLFSSL_ECDSA_SIG *sig = NULL;
- int initTmpRng = 0;
- WC_RNG* rng = NULL;
- #ifdef WOLFSSL_SMALL_STACK
- WC_RNG* tmpRNG = NULL;
- #else
- WC_RNG tmpRNG[1];
- #endif
- WOLFSSL_ENTER("wolfSSL_ECDSA_do_sign");
- if (d == NULL || key == NULL || key->internal == NULL) {
- WOLFSSL_MSG("wolfSSL_ECDSA_do_sign Bad arguments");
- return NULL;
- }
- /* set internal key if not done */
- if (key->inSet == 0)
- {
- WOLFSSL_MSG("wolfSSL_ECDSA_do_sign No EC key internal set, do it");
- if (SetECKeyInternal(key) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("wolfSSL_ECDSA_do_sign SetECKeyInternal failed");
- return NULL;
- }
- }
- #ifdef WOLFSSL_SMALL_STACK
- tmpRNG = (WC_RNG*)XMALLOC(sizeof(WC_RNG), NULL, DYNAMIC_TYPE_RNG);
- if (tmpRNG == NULL)
- return NULL;
- #endif
- if (wc_InitRng(tmpRNG) == 0) {
- rng = tmpRNG;
- initTmpRng = 1;
- }
- else {
- WOLFSSL_MSG("wolfSSL_ECDSA_do_sign Bad RNG Init, trying global");
- if (initGlobalRNG == 0)
- WOLFSSL_MSG("wolfSSL_ECDSA_do_sign Global RNG no Init");
- else
- rng = &globalRNG;
- }
- if (rng) {
- byte out[ECC_BUFSIZE];
- word32 outlen = ECC_BUFSIZE;
- /* use wc_ecc_sign_hash because it supports crypto callbacks */
- if (wc_ecc_sign_hash(d, dlen, out, &outlen, rng,
- (ecc_key*)key->internal) == 0) {
- mp_int sig_r, sig_s;
- if (mp_init_multi(&sig_r, &sig_s, NULL, NULL, NULL, NULL) == MP_OKAY) {
- /* put signature blob in ECDSA structure */
- if (DecodeECC_DSA_Sig(out, outlen, &sig_r, &sig_s) == 0) {
- sig = wolfSSL_ECDSA_SIG_new();
- if (sig == NULL)
- WOLFSSL_MSG("wolfSSL_ECDSA_SIG_new failed");
- else if (SetIndividualExternal(&sig->r, &sig_r) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("ecdsa r key error");
- wolfSSL_ECDSA_SIG_free(sig);
- sig = NULL;
- }
- else if (SetIndividualExternal(&sig->s, &sig_s)!=WOLFSSL_SUCCESS){
- WOLFSSL_MSG("ecdsa s key error");
- wolfSSL_ECDSA_SIG_free(sig);
- sig = NULL;
- }
- }
- mp_free(&sig_r);
- mp_free(&sig_s);
- }
- }
- else {
- WOLFSSL_MSG("wc_ecc_sign_hash_ex failed");
- }
- }
- if (initTmpRng)
- wc_FreeRng(tmpRNG);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(tmpRNG, NULL, DYNAMIC_TYPE_RNG);
- #endif
- return sig;
- }
- /* return code compliant with OpenSSL :
- * 1 for a valid signature, 0 for an invalid signature and -1 on error
- */
- int wolfSSL_ECDSA_do_verify(const unsigned char *d, int dlen,
- const WOLFSSL_ECDSA_SIG *sig, WOLFSSL_EC_KEY *key)
- {
- int check_sign = 0;
- WOLFSSL_ENTER("wolfSSL_ECDSA_do_verify");
- if (d == NULL || sig == NULL || key == NULL || key->internal == NULL) {
- WOLFSSL_MSG("wolfSSL_ECDSA_do_verify Bad arguments");
- return WOLFSSL_FATAL_ERROR;
- }
- /* set internal key if not done */
- if (key->inSet == 0)
- {
- WOLFSSL_MSG("No EC key internal set, do it");
- if (SetECKeyInternal(key) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("SetECKeyInternal failed");
- return WOLFSSL_FATAL_ERROR;
- }
- }
- if (wc_ecc_verify_hash_ex((mp_int*)sig->r->internal,
- (mp_int*)sig->s->internal, d, dlen, &check_sign,
- (ecc_key *)key->internal) != MP_OKAY) {
- WOLFSSL_MSG("wc_ecc_verify_hash failed");
- return WOLFSSL_FATAL_ERROR;
- }
- else if (check_sign == 0) {
- WOLFSSL_MSG("wc_ecc_verify_hash incorrect signature detected");
- return WOLFSSL_FAILURE;
- }
- return WOLFSSL_SUCCESS;
- }
- WOLFSSL_ECDSA_SIG *wolfSSL_d2i_ECDSA_SIG(WOLFSSL_ECDSA_SIG **sig,
- const unsigned char **pp, long len)
- {
- WOLFSSL_ECDSA_SIG *s = NULL;
- if (pp == NULL)
- return NULL;
- if (sig != NULL)
- s = *sig;
- if (s == NULL) {
- s = wolfSSL_ECDSA_SIG_new();
- if (s == NULL)
- return NULL;
- }
- /* DecodeECC_DSA_Sig calls mp_init, so free these */
- mp_free((mp_int*)s->r->internal);
- mp_free((mp_int*)s->s->internal);
- if (DecodeECC_DSA_Sig(*pp, (word32)len, (mp_int*)s->r->internal,
- (mp_int*)s->s->internal) != MP_OKAY) {
- if (sig == NULL || *sig == NULL)
- wolfSSL_ECDSA_SIG_free(s);
- return NULL;
- }
- *pp += len;
- if (sig != NULL)
- *sig = s;
- return s;
- }
- int wolfSSL_i2d_ECDSA_SIG(const WOLFSSL_ECDSA_SIG *sig, unsigned char **pp)
- {
- word32 len;
- if (sig == NULL)
- return 0;
- /* ASN.1: SEQ + INT + INT
- * ASN.1 Integer must be a positive value - prepend zero if number has
- * top bit set.
- */
- len = 2 + mp_leading_bit((mp_int*)sig->r->internal) +
- mp_unsigned_bin_size((mp_int*)sig->r->internal) +
- 2 + mp_leading_bit((mp_int*)sig->s->internal) +
- mp_unsigned_bin_size((mp_int*)sig->s->internal);
- /* Two bytes required for length if ASN.1 SEQ data greater than 127 bytes
- * and less than 256 bytes.
- */
- len = 1 + ((len > 127) ? 2 : 1) + len;
- if (pp != NULL && *pp != NULL) {
- if (StoreECC_DSA_Sig(*pp, &len, (mp_int*)sig->r->internal,
- (mp_int*)sig->s->internal) != MP_OKAY) {
- len = 0;
- }
- else
- *pp += len;
- }
- return (int)len;
- }
- /* End ECDSA_SIG */
- /* Remove this prototype when code is reorganized. */
- static int wolfSSL_RAND_Init(void);
- /* Start ECDH */
- /* return code compliant with OpenSSL :
- * length of computed key if success, -1 if error
- */
- int wolfSSL_ECDH_compute_key(void *out, size_t outlen,
- const WOLFSSL_EC_POINT *pub_key,
- WOLFSSL_EC_KEY *ecdh,
- void *(*KDF) (const void *in, size_t inlen,
- void *out, size_t *outlen))
- {
- word32 len;
- ecc_key* key;
- int ret;
- #if defined(ECC_TIMING_RESISTANT) && !defined(HAVE_SELFTEST) \
- && !defined(HAVE_FIPS)
- int setGlobalRNG = 0;
- #endif
- (void)KDF;
- WOLFSSL_ENTER("wolfSSL_ECDH_compute_key");
- if (out == NULL || pub_key == NULL || pub_key->internal == NULL ||
- ecdh == NULL || ecdh->internal == NULL) {
- WOLFSSL_MSG("Bad function arguments");
- return WOLFSSL_FATAL_ERROR;
- }
- /* set internal key if not done */
- if (ecdh->inSet == 0)
- {
- WOLFSSL_MSG("No EC key internal set, do it");
- if (SetECKeyInternal(ecdh) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("SetECKeyInternal failed");
- return WOLFSSL_FATAL_ERROR;
- }
- }
- len = (word32)outlen;
- key = (ecc_key*)ecdh->internal;
- #if defined(ECC_TIMING_RESISTANT) && !defined(HAVE_SELFTEST) \
- && !defined(HAVE_FIPS)
- if (key->rng == NULL) {
- if (initGlobalRNG == 0 && wolfSSL_RAND_Init() != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("No RNG to use");
- return WOLFSSL_FATAL_ERROR;
- }
- key->rng = &globalRNG;
- setGlobalRNG = 1;
- }
- #endif
- ret = wc_ecc_shared_secret_ssh(key, (ecc_point*)pub_key->internal,
- (byte *)out, &len);
- #if defined(ECC_TIMING_RESISTANT) && !defined(HAVE_SELFTEST) \
- && !defined(HAVE_FIPS)
- if (setGlobalRNG)
- key->rng = NULL;
- #endif
- if (ret != MP_OKAY) {
- WOLFSSL_MSG("wc_ecc_shared_secret failed");
- return WOLFSSL_FATAL_ERROR;
- }
- return len;
- }
- /* End ECDH */
- #if !defined(NO_FILESYSTEM)
- /* return code compliant with OpenSSL :
- * 1 if success, 0 if error
- */
- #ifndef NO_WOLFSSL_STUB
- int wolfSSL_PEM_write_EC_PUBKEY(XFILE fp, WOLFSSL_EC_KEY *x)
- {
- (void)fp;
- (void)x;
- WOLFSSL_STUB("PEM_write_EC_PUBKEY");
- WOLFSSL_MSG("wolfSSL_PEM_write_EC_PUBKEY not implemented");
- return WOLFSSL_FAILURE;
- }
- #endif
- #ifndef NO_BIO
- /* Uses the same format of input as wolfSSL_PEM_read_bio_PrivateKey but expects
- * the results to be an EC key.
- *
- * bio structure to read EC private key from
- * ec if not null is then set to the result
- * cb password callback for reading PEM
- * pass password string
- *
- * returns a pointer to a new WOLFSSL_EC_KEY struct on success and NULL on fail
- */
- WOLFSSL_EC_KEY* wolfSSL_PEM_read_bio_EC_PUBKEY(WOLFSSL_BIO* bio,
- WOLFSSL_EC_KEY** ec,
- wc_pem_password_cb* cb,
- void *pass)
- {
- WOLFSSL_EVP_PKEY* pkey;
- WOLFSSL_EC_KEY* local;
- WOLFSSL_ENTER("wolfSSL_PEM_read_bio_EC_PUBKEY");
- pkey = wolfSSL_PEM_read_bio_PUBKEY(bio, NULL, cb, pass);
- if (pkey == NULL) {
- return NULL;
- }
- /* Since the WOLFSSL_EC_KEY structure is being taken from WOLFSSL_EVP_PKEY the
- * flag indicating that the WOLFSSL_EC_KEY structure is owned should be FALSE
- * to avoid having it free'd */
- pkey->ownEcc = 0;
- local = pkey->ecc;
- if (ec != NULL) {
- *ec = local;
- }
- wolfSSL_EVP_PKEY_free(pkey);
- return local;
- }
- /* Reads a private EC key from a WOLFSSL_BIO into a WOLFSSL_EC_KEY.
- * Returns WOLFSSL_SUCCESS or WOLFSSL_FAILURE
- */
- WOLFSSL_EC_KEY* wolfSSL_PEM_read_bio_ECPrivateKey(WOLFSSL_BIO* bio,
- WOLFSSL_EC_KEY** ec,
- wc_pem_password_cb* cb,
- void *pass)
- {
- WOLFSSL_EVP_PKEY* pkey;
- WOLFSSL_EC_KEY* local;
- WOLFSSL_ENTER("wolfSSL_PEM_read_bio_ECPrivateKey");
- pkey = wolfSSL_PEM_read_bio_PrivateKey(bio, NULL, cb, pass);
- if (pkey == NULL) {
- return NULL;
- }
- /* Since the WOLFSSL_EC_KEY structure is being taken from WOLFSSL_EVP_PKEY the
- * flag indicating that the WOLFSSL_EC_KEY structure is owned should be FALSE
- * to avoid having it free'd */
- pkey->ownEcc = 0;
- local = pkey->ecc;
- if (ec != NULL) {
- *ec = local;
- }
- wolfSSL_EVP_PKEY_free(pkey);
- return local;
- }
- #endif /* !NO_BIO */
- #endif /* NO_FILESYSTEM */
- #if defined(WOLFSSL_KEY_GEN)
- #ifndef NO_BIO
- /* Takes a public WOLFSSL_EC_KEY and writes it out to WOLFSSL_BIO
- * Returns WOLFSSL_SUCCESS or WOLFSSL_FAILURE
- */
- int wolfSSL_PEM_write_bio_EC_PUBKEY(WOLFSSL_BIO* bio, WOLFSSL_EC_KEY* ec)
- {
- int ret = 0;
- WOLFSSL_EVP_PKEY* pkey;
- WOLFSSL_ENTER("wolfSSL_PEM_write_bio_EC_PUBKEY");
- if (bio == NULL || ec == NULL) {
- WOLFSSL_MSG("Bad Function Arguments");
- return WOLFSSL_FAILURE;
- }
- /* Initialize pkey structure */
- pkey = wolfSSL_EVP_PKEY_new_ex(bio->heap);
- if (pkey == NULL) {
- WOLFSSL_MSG("wolfSSL_EVP_PKEY_new_ex failed");
- return WOLFSSL_FAILURE;
- }
- /* Set pkey info */
- pkey->ecc = ec;
- pkey->ownEcc = 0; /* pkey does not own ECC */
- pkey->type = EVP_PKEY_EC;
- if((ret = WriteBioPUBKEY(bio, pkey)) != WOLFSSL_SUCCESS){
- WOLFSSL_MSG("wolfSSL_PEM_write_bio_PUBKEY failed");
- }
- wolfSSL_EVP_PKEY_free(pkey);
- return ret;
- }
- /* return code compliant with OpenSSL :
- * 1 if success, 0 if error
- */
- int wolfSSL_PEM_write_bio_ECPrivateKey(WOLFSSL_BIO* bio, WOLFSSL_EC_KEY* ec,
- const EVP_CIPHER* cipher,
- unsigned char* passwd, int len,
- wc_pem_password_cb* cb, void* arg)
- {
- int ret = 0, der_max_len = 0, derSz = 0;
- byte *derBuf;
- WOLFSSL_EVP_PKEY* pkey;
- WOLFSSL_ENTER("WOLFSSL_PEM_write_bio_ECPrivateKey");
- if (bio == NULL || ec == NULL) {
- WOLFSSL_MSG("Bad Function Arguments");
- return WOLFSSL_FAILURE;
- }
- /* Initialize pkey structure */
- pkey = wolfSSL_EVP_PKEY_new_ex(bio->heap);
- if (pkey == NULL) {
- WOLFSSL_MSG("wolfSSL_EVP_PKEY_new_ex failed");
- return WOLFSSL_FAILURE;
- }
- /* Set pkey info */
- pkey->ecc = ec;
- pkey->ownEcc = 0; /* pkey does not own ECC */
- pkey->type = EVP_PKEY_EC;
- /* 4 > size of pub, priv + ASN.1 additional informations
- */
- der_max_len = 4 * wc_ecc_size((ecc_key*)ec->internal) + AES_BLOCK_SIZE;
- derBuf = (byte*)XMALLOC(der_max_len, bio->heap, DYNAMIC_TYPE_TMP_BUFFER);
- if (derBuf == NULL) {
- WOLFSSL_MSG("Malloc failed");
- wolfSSL_EVP_PKEY_free(pkey);
- return WOLFSSL_FAILURE;
- }
- /* convert key to der format */
- derSz = wc_EccKeyToDer((ecc_key*)ec->internal, derBuf, der_max_len);
- if (derSz < 0) {
- WOLFSSL_MSG("wc_EccKeyToDer failed");
- XFREE(derBuf, NULL, DYNAMIC_TYPE_DER);
- wolfSSL_EVP_PKEY_free(pkey);
- return WOLFSSL_FAILURE;
- }
- pkey->pkey.ptr = (char*)XMALLOC(derSz, bio->heap, DYNAMIC_TYPE_TMP_BUFFER);
- if (pkey->pkey.ptr == NULL) {
- WOLFSSL_MSG("key malloc failed");
- XFREE(derBuf, bio->heap, DYNAMIC_TYPE_TMP_BUFFER);
- wolfSSL_EVP_PKEY_free(pkey);
- return WOLFSSL_FAILURE;
- }
- /* add der info to the evp key */
- pkey->pkey_sz = derSz;
- XMEMCPY(pkey->pkey.ptr, derBuf, derSz);
- XFREE(derBuf, bio->heap, DYNAMIC_TYPE_TMP_BUFFER);
- ret = wolfSSL_PEM_write_bio_PrivateKey(bio, pkey, cipher, passwd, len,
- cb, arg);
- wolfSSL_EVP_PKEY_free(pkey);
- return ret;
- }
- #endif /* !NO_BIO */
- /* return code compliant with OpenSSL :
- * 1 if success, 0 if error
- */
- int wolfSSL_PEM_write_mem_ECPrivateKey(WOLFSSL_EC_KEY* ecc,
- const EVP_CIPHER* cipher,
- unsigned char* passwd, int passwdSz,
- unsigned char **pem, int *plen)
- {
- #if defined(WOLFSSL_PEM_TO_DER) || defined(WOLFSSL_DER_TO_PEM)
- byte *derBuf, *tmp, *cipherInfo = NULL;
- int der_max_len = 0, derSz = 0;
- const int type = ECC_PRIVATEKEY_TYPE;
- const char* header = NULL;
- const char* footer = NULL;
- WOLFSSL_MSG("wolfSSL_PEM_write_mem_ECPrivateKey");
- if (pem == NULL || plen == NULL || ecc == NULL || ecc->internal == NULL) {
- WOLFSSL_MSG("Bad function arguments");
- return WOLFSSL_FAILURE;
- }
- if (wc_PemGetHeaderFooter(type, &header, &footer) != 0)
- return WOLFSSL_FAILURE;
- if (ecc->inSet == 0) {
- WOLFSSL_MSG("No ECC internal set, do it");
- if (SetECKeyInternal(ecc) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("SetECKeyInternal failed");
- return WOLFSSL_FAILURE;
- }
- }
- /* 4 > size of pub, priv + ASN.1 additional information */
- der_max_len = 4 * wc_ecc_size((ecc_key*)ecc->internal) + AES_BLOCK_SIZE;
- derBuf = (byte*)XMALLOC(der_max_len, NULL, DYNAMIC_TYPE_DER);
- if (derBuf == NULL) {
- WOLFSSL_MSG("malloc failed");
- return WOLFSSL_FAILURE;
- }
- /* Key to DER */
- derSz = wc_EccKeyToDer((ecc_key*)ecc->internal, derBuf, der_max_len);
- if (derSz < 0) {
- WOLFSSL_MSG("wc_EccKeyToDer failed");
- XFREE(derBuf, NULL, DYNAMIC_TYPE_DER);
- return WOLFSSL_FAILURE;
- }
- /* encrypt DER buffer if required */
- if (passwd != NULL && passwdSz > 0 && cipher != NULL) {
- int ret;
- ret = EncryptDerKey(derBuf, &derSz, cipher,
- passwd, passwdSz, &cipherInfo, der_max_len);
- if (ret != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("EncryptDerKey failed");
- XFREE(derBuf, NULL, DYNAMIC_TYPE_DER);
- return ret;
- }
- /* tmp buffer with a max size */
- *plen = (derSz * 2) + (int)XSTRLEN(header) + 1 +
- (int)XSTRLEN(footer) + 1 + HEADER_ENCRYPTED_KEY_SIZE;
- }
- else { /* tmp buffer with a max size */
- *plen = (derSz * 2) + (int)XSTRLEN(header) + 1 +
- (int)XSTRLEN(footer) + 1;
- }
- tmp = (byte*)XMALLOC(*plen, NULL, DYNAMIC_TYPE_PEM);
- if (tmp == NULL) {
- WOLFSSL_MSG("malloc failed");
- XFREE(derBuf, NULL, DYNAMIC_TYPE_DER);
- if (cipherInfo != NULL)
- XFREE(cipherInfo, NULL, DYNAMIC_TYPE_STRING);
- return WOLFSSL_FAILURE;
- }
- /* DER to PEM */
- *plen = wc_DerToPemEx(derBuf, derSz, tmp, *plen, cipherInfo, type);
- if (*plen <= 0) {
- WOLFSSL_MSG("wc_DerToPemEx failed");
- XFREE(derBuf, NULL, DYNAMIC_TYPE_DER);
- XFREE(tmp, NULL, DYNAMIC_TYPE_PEM);
- if (cipherInfo != NULL)
- XFREE(cipherInfo, NULL, DYNAMIC_TYPE_STRING);
- return WOLFSSL_FAILURE;
- }
- XFREE(derBuf, NULL, DYNAMIC_TYPE_DER);
- if (cipherInfo != NULL)
- XFREE(cipherInfo, NULL, DYNAMIC_TYPE_STRING);
- *pem = (byte*)XMALLOC((*plen)+1, NULL, DYNAMIC_TYPE_KEY);
- if (*pem == NULL) {
- WOLFSSL_MSG("malloc failed");
- XFREE(tmp, NULL, DYNAMIC_TYPE_PEM);
- return WOLFSSL_FAILURE;
- }
- XMEMSET(*pem, 0, (*plen)+1);
- if (XMEMCPY(*pem, tmp, *plen) == NULL) {
- WOLFSSL_MSG("XMEMCPY failed");
- XFREE(pem, NULL, DYNAMIC_TYPE_KEY);
- XFREE(tmp, NULL, DYNAMIC_TYPE_PEM);
- return WOLFSSL_FAILURE;
- }
- XFREE(tmp, NULL, DYNAMIC_TYPE_PEM);
- return WOLFSSL_SUCCESS;
- #else
- (void)ecc;
- (void)cipher;
- (void)passwd;
- (void)passwdSz;
- (void)pem;
- (void)plen;
- return WOLFSSL_FAILURE;
- #endif /* WOLFSSL_PEM_TO_DER || WOLFSSL_DER_TO_PEM */
- }
- #ifndef NO_FILESYSTEM
- /* return code compliant with OpenSSL :
- * 1 if success, 0 if error
- */
- int wolfSSL_PEM_write_ECPrivateKey(XFILE fp, WOLFSSL_EC_KEY *ecc,
- const EVP_CIPHER *enc,
- unsigned char *kstr, int klen,
- wc_pem_password_cb *cb, void *u)
- {
- byte *pem;
- int plen, ret;
- (void)cb;
- (void)u;
- WOLFSSL_MSG("wolfSSL_PEM_write_ECPrivateKey");
- if (fp == XBADFILE || ecc == NULL || ecc->internal == NULL) {
- WOLFSSL_MSG("Bad function arguments");
- return WOLFSSL_FAILURE;
- }
- ret = wolfSSL_PEM_write_mem_ECPrivateKey(ecc, enc, kstr, klen, &pem, &plen);
- if (ret != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("wolfSSL_PEM_write_mem_ECPrivateKey failed");
- return WOLFSSL_FAILURE;
- }
- ret = (int)XFWRITE(pem, plen, 1, fp);
- if (ret != 1) {
- WOLFSSL_MSG("ECC private key file write failed");
- return WOLFSSL_FAILURE;
- }
- XFREE(pem, NULL, DYNAMIC_TYPE_KEY);
- return WOLFSSL_SUCCESS;
- }
- #endif /* NO_FILESYSTEM */
- #endif /* defined(WOLFSSL_KEY_GEN) */
- #endif /* HAVE_ECC */
- #ifndef NO_DSA
- #if defined(WOLFSSL_KEY_GEN)
- #ifndef NO_BIO
- /* Takes a DSA Privatekey and writes it out to a WOLFSSL_BIO
- * Returns WOLFSSL_SUCCESS or WOLFSSL_FAILURE
- */
- int wolfSSL_PEM_write_bio_DSAPrivateKey(WOLFSSL_BIO* bio, WOLFSSL_DSA* dsa,
- const EVP_CIPHER* cipher,
- unsigned char* passwd, int len,
- wc_pem_password_cb* cb, void* arg)
- {
- int ret = 0, der_max_len = 0, derSz = 0;
- byte *derBuf;
- WOLFSSL_EVP_PKEY* pkey;
- WOLFSSL_ENTER("wolfSSL_PEM_write_bio_DSAPrivateKey");
- if (bio == NULL || dsa == NULL) {
- WOLFSSL_MSG("Bad Function Arguments");
- return WOLFSSL_FAILURE;
- }
- pkey = wolfSSL_EVP_PKEY_new_ex(bio->heap);
- if (pkey == NULL) {
- WOLFSSL_MSG("wolfSSL_EVP_PKEY_new_ex failed");
- return WOLFSSL_FAILURE;
- }
- pkey->type = EVP_PKEY_DSA;
- pkey->dsa = dsa;
- pkey->ownDsa = 0;
- /* 4 > size of pub, priv, p, q, g + ASN.1 additional information */
- der_max_len = MAX_DSA_PRIVKEY_SZ;
- derBuf = (byte*)XMALLOC(der_max_len, bio->heap, DYNAMIC_TYPE_TMP_BUFFER);
- if (derBuf == NULL) {
- WOLFSSL_MSG("Malloc failed");
- wolfSSL_EVP_PKEY_free(pkey);
- return WOLFSSL_FAILURE;
- }
- /* convert key to der format */
- derSz = wc_DsaKeyToDer((DsaKey*)dsa->internal, derBuf, der_max_len);
- if (derSz < 0) {
- WOLFSSL_MSG("wc_DsaKeyToDer failed");
- XFREE(derBuf, NULL, DYNAMIC_TYPE_DER);
- wolfSSL_EVP_PKEY_free(pkey);
- return WOLFSSL_FAILURE;
- }
- pkey->pkey.ptr = (char*)XMALLOC(derSz, bio->heap, DYNAMIC_TYPE_TMP_BUFFER);
- if (pkey->pkey.ptr == NULL) {
- WOLFSSL_MSG("key malloc failed");
- XFREE(derBuf, bio->heap, DYNAMIC_TYPE_TMP_BUFFER);
- wolfSSL_EVP_PKEY_free(pkey);
- return WOLFSSL_FAILURE;
- }
- /* add der info to the evp key */
- pkey->pkey_sz = derSz;
- XMEMCPY(pkey->pkey.ptr, derBuf, derSz);
- XFREE(derBuf, bio->heap, DYNAMIC_TYPE_TMP_BUFFER);
- ret = wolfSSL_PEM_write_bio_PrivateKey(bio, pkey, cipher, passwd, len,
- cb, arg);
- wolfSSL_EVP_PKEY_free(pkey);
- return ret;
- }
- #ifndef HAVE_SELFTEST
- /* Takes a DSA public key and writes it out to a WOLFSSL_BIO
- * Returns WOLFSSL_SUCCESS or WOLFSSL_FAILURE
- */
- int wolfSSL_PEM_write_bio_DSA_PUBKEY(WOLFSSL_BIO* bio, WOLFSSL_DSA* dsa)
- {
- int ret = 0;
- WOLFSSL_EVP_PKEY* pkey;
- WOLFSSL_ENTER("wolfSSL_PEM_write_bio_DSA_PUBKEY");
- if (bio == NULL || dsa == NULL) {
- WOLFSSL_MSG("Bad function arguements");
- return WOLFSSL_FAILURE;
- }
- pkey = wolfSSL_EVP_PKEY_new_ex(bio->heap);
- if (pkey == NULL) {
- WOLFSSL_MSG("wolfSSL_EVP_PKEY_new_ex failed");
- return WOLFSSL_FAILURE;
- }
- pkey->type = EVP_PKEY_DSA;
- pkey->dsa = dsa;
- pkey->ownDsa = 0;
- ret = WriteBioPUBKEY(bio, pkey);
- wolfSSL_EVP_PKEY_free(pkey);
- return ret;
- }
- #endif /* HAVE_SELFTEST */
- #endif /* !NO_BIO */
- /* return code compliant with OpenSSL :
- * 1 if success, 0 if error
- */
- int wolfSSL_PEM_write_mem_DSAPrivateKey(WOLFSSL_DSA* dsa,
- const EVP_CIPHER* cipher,
- unsigned char* passwd, int passwdSz,
- unsigned char **pem, int *plen)
- {
- #if defined(WOLFSSL_PEM_TO_DER) || defined(WOLFSSL_DER_TO_PEM)
- byte *derBuf, *tmp, *cipherInfo = NULL;
- int der_max_len = 0, derSz = 0;
- const int type = DSA_PRIVATEKEY_TYPE;
- const char* header = NULL;
- const char* footer = NULL;
- WOLFSSL_MSG("wolfSSL_PEM_write_mem_DSAPrivateKey");
- if (pem == NULL || plen == NULL || dsa == NULL || dsa->internal == NULL) {
- WOLFSSL_MSG("Bad function arguments");
- return WOLFSSL_FAILURE;
- }
- if (wc_PemGetHeaderFooter(type, &header, &footer) != 0)
- return WOLFSSL_FAILURE;
- if (dsa->inSet == 0) {
- WOLFSSL_MSG("No DSA internal set, do it");
- if (SetDsaInternal(dsa) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("SetDsaInternal failed");
- return WOLFSSL_FAILURE;
- }
- }
- der_max_len = MAX_DSA_PRIVKEY_SZ;
- derBuf = (byte*)XMALLOC(der_max_len, NULL, DYNAMIC_TYPE_DER);
- if (derBuf == NULL) {
- WOLFSSL_MSG("malloc failed");
- return WOLFSSL_FAILURE;
- }
- /* Key to DER */
- derSz = wc_DsaKeyToDer((DsaKey*)dsa->internal, derBuf, der_max_len);
- if (derSz < 0) {
- WOLFSSL_MSG("wc_DsaKeyToDer failed");
- XFREE(derBuf, NULL, DYNAMIC_TYPE_DER);
- return WOLFSSL_FAILURE;
- }
- /* encrypt DER buffer if required */
- if (passwd != NULL && passwdSz > 0 && cipher != NULL) {
- int ret;
- ret = EncryptDerKey(derBuf, &derSz, cipher,
- passwd, passwdSz, &cipherInfo, der_max_len);
- if (ret != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("EncryptDerKey failed");
- XFREE(derBuf, NULL, DYNAMIC_TYPE_DER);
- return ret;
- }
- /* tmp buffer with a max size */
- *plen = (derSz * 2) + (int)XSTRLEN(header) + 1 +
- (int)XSTRLEN(footer) + 1 + HEADER_ENCRYPTED_KEY_SIZE;
- }
- else { /* tmp buffer with a max size */
- *plen = (derSz * 2) + (int)XSTRLEN(header) + 1 +
- (int)XSTRLEN(footer) + 1;
- }
- tmp = (byte*)XMALLOC(*plen, NULL, DYNAMIC_TYPE_PEM);
- if (tmp == NULL) {
- WOLFSSL_MSG("malloc failed");
- XFREE(derBuf, NULL, DYNAMIC_TYPE_DER);
- if (cipherInfo != NULL)
- XFREE(cipherInfo, NULL, DYNAMIC_TYPE_STRING);
- return WOLFSSL_FAILURE;
- }
- /* DER to PEM */
- *plen = wc_DerToPemEx(derBuf, derSz, tmp, *plen, cipherInfo, type);
- if (*plen <= 0) {
- WOLFSSL_MSG("wc_DerToPemEx failed");
- XFREE(derBuf, NULL, DYNAMIC_TYPE_DER);
- XFREE(tmp, NULL, DYNAMIC_TYPE_PEM);
- if (cipherInfo != NULL)
- XFREE(cipherInfo, NULL, DYNAMIC_TYPE_STRING);
- return WOLFSSL_FAILURE;
- }
- XFREE(derBuf, NULL, DYNAMIC_TYPE_DER);
- if (cipherInfo != NULL)
- XFREE(cipherInfo, NULL, DYNAMIC_TYPE_STRING);
- *pem = (byte*)XMALLOC((*plen)+1, NULL, DYNAMIC_TYPE_KEY);
- if (*pem == NULL) {
- WOLFSSL_MSG("malloc failed");
- XFREE(tmp, NULL, DYNAMIC_TYPE_PEM);
- return WOLFSSL_FAILURE;
- }
- XMEMSET(*pem, 0, (*plen)+1);
- if (XMEMCPY(*pem, tmp, *plen) == NULL) {
- WOLFSSL_MSG("XMEMCPY failed");
- XFREE(pem, NULL, DYNAMIC_TYPE_KEY);
- XFREE(tmp, NULL, DYNAMIC_TYPE_PEM);
- return WOLFSSL_FAILURE;
- }
- XFREE(tmp, NULL, DYNAMIC_TYPE_PEM);
- return WOLFSSL_SUCCESS;
- #else
- (void)dsa;
- (void)cipher;
- (void)passwd;
- (void)passwdSz;
- (void)pem;
- (void)plen;
- return WOLFSSL_FAILURE;
- #endif /* WOLFSSL_PEM_TO_DER || WOLFSSL_DER_TO_PEM */
- }
- #ifndef NO_FILESYSTEM
- /* return code compliant with OpenSSL :
- * 1 if success, 0 if error
- */
- int wolfSSL_PEM_write_DSAPrivateKey(XFILE fp, WOLFSSL_DSA *dsa,
- const EVP_CIPHER *enc,
- unsigned char *kstr, int klen,
- wc_pem_password_cb *cb, void *u)
- {
- byte *pem;
- int plen, ret;
- (void)cb;
- (void)u;
- WOLFSSL_MSG("wolfSSL_PEM_write_DSAPrivateKey");
- if (fp == XBADFILE || dsa == NULL || dsa->internal == NULL) {
- WOLFSSL_MSG("Bad function arguments");
- return WOLFSSL_FAILURE;
- }
- ret = wolfSSL_PEM_write_mem_DSAPrivateKey(dsa, enc, kstr, klen, &pem, &plen);
- if (ret != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("wolfSSL_PEM_write_mem_DSAPrivateKey failed");
- return WOLFSSL_FAILURE;
- }
- ret = (int)XFWRITE(pem, plen, 1, fp);
- if (ret != 1) {
- WOLFSSL_MSG("DSA private key file write failed");
- return WOLFSSL_FAILURE;
- }
- XFREE(pem, NULL, DYNAMIC_TYPE_KEY);
- return WOLFSSL_SUCCESS;
- }
- #endif /* NO_FILESYSTEM */
- #endif /* defined(WOLFSSL_KEY_GEN) */
- #ifndef NO_FILESYSTEM
- /* return code compliant with OpenSSL :
- * 1 if success, 0 if error
- */
- #ifndef NO_WOLFSSL_STUB
- int wolfSSL_PEM_write_DSA_PUBKEY(XFILE fp, WOLFSSL_DSA *x)
- {
- (void)fp;
- (void)x;
- WOLFSSL_STUB("PEM_write_DSA_PUBKEY");
- WOLFSSL_MSG("wolfSSL_PEM_write_DSA_PUBKEY not implemented");
- return WOLFSSL_FAILURE;
- }
- #endif
- #endif /* NO_FILESYSTEM */
- #endif /* #ifndef NO_DSA */
- #ifndef NO_BIO
- static int pem_read_bio_key(WOLFSSL_BIO* bio, wc_pem_password_cb* cb,
- void* pass, int keyType, int* eccFlag,
- DerBuffer** der)
- {
- #ifdef WOLFSSL_SMALL_STACK
- EncryptedInfo* info = NULL;
- #else
- EncryptedInfo info[1];
- #endif /* WOLFSSL_SMALL_STACK */
- wc_pem_password_cb* localCb = NULL;
- char* mem = NULL;
- int memSz = 0;
- int ret;
- if(cb) {
- localCb = cb;
- } else {
- if(pass) {
- localCb = wolfSSL_PEM_def_callback;
- }
- }
- if ((ret = wolfSSL_BIO_pending(bio)) > 0) {
- memSz = ret;
- mem = (char*)XMALLOC(memSz, bio->heap, DYNAMIC_TYPE_OPENSSL);
- if (mem == NULL) {
- WOLFSSL_MSG("Memory error");
- ret = MEMORY_E;
- }
- if (ret >= 0) {
- if ((ret = wolfSSL_BIO_read(bio, mem, memSz)) <= 0) {
- XFREE(mem, bio->heap, DYNAMIC_TYPE_OPENSSL);
- mem = NULL;
- ret = MEMORY_E;
- }
- }
- }
- else if (bio->type == WOLFSSL_BIO_FILE) {
- int sz = 100; /* read from file by 100 byte chunks */
- int idx = 0;
- char* tmp = (char*)XMALLOC(sz, bio->heap, DYNAMIC_TYPE_OPENSSL);
- memSz = 0;
- if (tmp == NULL) {
- WOLFSSL_MSG("Memory error");
- ret = MEMORY_E;
- }
- while (ret >= 0 && (sz = wolfSSL_BIO_read(bio, tmp, sz)) > 0) {
- char* newMem;
- if (memSz + sz < 0) {
- /* sanity check */
- break;
- }
- newMem = (char*)XREALLOC(mem, memSz + sz, bio->heap,
- DYNAMIC_TYPE_OPENSSL);
- if (newMem == NULL) {
- WOLFSSL_MSG("Memory error");
- XFREE(mem, bio->heap, DYNAMIC_TYPE_OPENSSL);
- mem = NULL;
- XFREE(tmp, bio->heap, DYNAMIC_TYPE_OPENSSL);
- tmp = NULL;
- ret = MEMORY_E;
- break;
- }
- mem = newMem;
- XMEMCPY(mem + idx, tmp, sz);
- memSz += sz;
- idx += sz;
- sz = 100; /* read another 100 byte chunk from file */
- }
- XFREE(tmp, bio->heap, DYNAMIC_TYPE_OPENSSL);
- tmp = NULL;
- if (memSz <= 0) {
- WOLFSSL_MSG("No data to read from bio");
- if (mem != NULL) {
- XFREE(mem, bio->heap, DYNAMIC_TYPE_OPENSSL);
- mem = NULL;
- }
- ret = BUFFER_E;
- }
- }
- else {
- WOLFSSL_MSG("No data to read from bio");
- ret = NOT_COMPILED_IN;
- }
- #ifdef WOLFSSL_SMALL_STACK
- if (ret >= 0) {
- info = (EncryptedInfo*)XMALLOC(sizeof(EncryptedInfo), NULL,
- DYNAMIC_TYPE_TMP_BUFFER);
- if (info == NULL) {
- WOLFSSL_MSG("Error getting memory for EncryptedInfo structure");
- XFREE(mem, bio->heap, DYNAMIC_TYPE_OPENSSL);
- mem = NULL;
- ret = MEMORY_E;
- }
- }
- #endif /* WOLFSSL_SMALL_STACK */
- if (ret >= 0) {
- XMEMSET(info, 0, sizeof(EncryptedInfo));
- info->passwd_cb = localCb;
- info->passwd_userdata = pass;
- /* Do not strip PKCS8 header */
- ret = PemToDer((const unsigned char*)mem, memSz, keyType, der,
- NULL, info, eccFlag);
- if (ret < 0) {
- WOLFSSL_MSG("Bad PEM To DER");
- }
- else {
- /* write left over data back to bio */
- if ((memSz - (int)info->consumed) > 0 &&
- bio->type != WOLFSSL_BIO_FILE) {
- if (wolfSSL_BIO_write(bio, mem + (int)info->consumed,
- memSz - (int)info->consumed) <= 0) {
- WOLFSSL_MSG("Unable to advance bio read pointer");
- }
- }
- }
- }
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(info, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- #endif
- XFREE(mem, bio->heap, DYNAMIC_TYPE_OPENSSL);
- return ret;
- }
- WOLFSSL_EVP_PKEY* wolfSSL_PEM_read_bio_PrivateKey(WOLFSSL_BIO* bio,
- WOLFSSL_EVP_PKEY** key,
- wc_pem_password_cb* cb,
- void* pass)
- {
- WOLFSSL_EVP_PKEY* pkey = NULL;
- DerBuffer* der = NULL;
- int keyFormat = 0;
- int type = -1;
- WOLFSSL_ENTER("wolfSSL_PEM_read_bio_PrivateKey");
- if (bio == NULL)
- return pkey;
- if (pem_read_bio_key(bio, cb, pass, PRIVATEKEY_TYPE, &keyFormat,
- &der) >= 0) {
- const unsigned char* ptr = der->buffer;
- if (keyFormat) {
- /* keyFormat is Key_Sum enum */
- if (keyFormat == RSAk)
- type = EVP_PKEY_RSA;
- else if (keyFormat == ECDSAk)
- type = EVP_PKEY_EC;
- else if (keyFormat == DSAk)
- type = EVP_PKEY_DSA;
- else if (keyFormat == DHk)
- type = EVP_PKEY_DH;
- }
- else {
- /* Default to RSA if format is not set */
- type = EVP_PKEY_RSA;
- }
- /* handle case where reuse is attempted */
- if (key != NULL && *key != NULL)
- pkey = *key;
- wolfSSL_d2i_PrivateKey(type, &pkey, &ptr, der->length);
- if (pkey == NULL) {
- WOLFSSL_MSG("Error loading DER buffer into WOLFSSL_EVP_PKEY");
- }
- }
- FreeDer(&der);
- if (key != NULL && pkey != NULL)
- *key = pkey;
- WOLFSSL_LEAVE("wolfSSL_PEM_read_bio_PrivateKey", 0);
- return pkey;
- }
- WOLFSSL_EVP_PKEY *wolfSSL_PEM_read_bio_PUBKEY(WOLFSSL_BIO* bio,
- WOLFSSL_EVP_PKEY **key,
- wc_pem_password_cb *cb,
- void *pass)
- {
- WOLFSSL_EVP_PKEY* pkey = NULL;
- DerBuffer* der = NULL;
- int keyFormat = 0;
- WOLFSSL_ENTER("wolfSSL_PEM_read_bio_PUBKEY");
- if (bio == NULL)
- return pkey;
- if (pem_read_bio_key(bio, cb, pass, PUBLICKEY_TYPE, &keyFormat, &der) >= 0) {
- const unsigned char* ptr = der->buffer;
- /* handle case where reuse is attempted */
- if (key != NULL && *key != NULL)
- pkey = *key;
- wolfSSL_d2i_PUBKEY(&pkey, &ptr, der->length);
- if (pkey == NULL) {
- WOLFSSL_MSG("Error loading DER buffer into WOLFSSL_EVP_PKEY");
- }
- }
- FreeDer(&der);
- if (key != NULL && pkey != NULL)
- *key = pkey;
- WOLFSSL_LEAVE("wolfSSL_PEM_read_bio_PUBKEY", 0);
- return pkey;
- }
- #if (defined(OPENSSL_EXTRA) || defined(OPENSSL_ALL)) && !defined(NO_RSA)
- /* Uses the same format of input as wolfSSL_PEM_read_bio_PrivateKey but expects
- * the results to be an RSA key.
- *
- * bio structure to read RSA private key from
- * rsa if not null is then set to the result
- * cb password callback for reading PEM
- * pass password string
- *
- * returns a pointer to a new WOLFSSL_RSA structure on success and NULL on fail
- */
- WOLFSSL_RSA* wolfSSL_PEM_read_bio_RSAPrivateKey(WOLFSSL_BIO* bio,
- WOLFSSL_RSA** rsa, wc_pem_password_cb* cb, void* pass)
- {
- WOLFSSL_EVP_PKEY* pkey;
- WOLFSSL_RSA* local;
- WOLFSSL_ENTER("PEM_read_bio_RSAPrivateKey");
- pkey = wolfSSL_PEM_read_bio_PrivateKey(bio, NULL, cb, pass);
- if (pkey == NULL) {
- return NULL;
- }
- /* Since the WOLFSSL_RSA structure is being taken from WOLFSSL_EVP_PEKY the
- * flag indicating that the WOLFSSL_RSA structure is owned should be FALSE
- * to avoid having it free'd */
- pkey->ownRsa = 0;
- local = pkey->rsa;
- if (rsa != NULL) {
- *rsa = local;
- }
- wolfSSL_EVP_PKEY_free(pkey);
- return local;
- }
- #endif /* OPENSSL_EXTRA || OPENSSL_ALL || !NO_RSA */
- #if (defined(OPENSSL_EXTRA) || defined(OPENSSL_ALL)) && (!defined(NO_CERTS) && \
- !defined(NO_FILESYSTEM) && !defined(NO_DSA) && defined(WOLFSSL_KEY_GEN))
- /* Uses the same format of input as wolfSSL_PEM_read_bio_PrivateKey but expects
- * the results to be an DSA key.
- *
- * bio structure to read DSA private key from
- * dsa if not null is then set to the result
- * cb password callback for reading PEM
- * pass password string
- *
- * returns a pointer to a new WOLFSSL_DSA structure on success and NULL on fail
- */
- WOLFSSL_DSA* wolfSSL_PEM_read_bio_DSAPrivateKey(WOLFSSL_BIO* bio,
- WOLFSSL_DSA** dsa,
- wc_pem_password_cb* cb,
- void* pass)
- {
- WOLFSSL_EVP_PKEY* pkey = NULL;
- WOLFSSL_DSA* local;
- WOLFSSL_ENTER("wolfSSL_PEM_read_bio_DSAPrivateKey");
- pkey = wolfSSL_PEM_read_bio_PrivateKey(bio, NULL, cb, pass);
- if (pkey == NULL) {
- WOLFSSL_MSG("Error in PEM_read_bio_PrivateKey");
- return NULL;
- }
- /* Since the WOLFSSL_DSA structure is being taken from WOLFSSL_EVP_PKEY the
- * flag indicating that the WOLFSSL_DSA structure is owned should be FALSE
- * to avoid having it free'd */
- pkey->ownDsa = 0;
- local = pkey->dsa;
- if (dsa != NULL) {
- *dsa = local;
- }
- wolfSSL_EVP_PKEY_free(pkey);
- return local;
- }
- /* Reads an DSA public key from a WOLFSSL_BIO into a WOLFSSL_DSA.
- * Returns WOLFSSL_SUCCESS or WOLFSSL_FAILURE
- */
- WOLFSSL_DSA *wolfSSL_PEM_read_bio_DSA_PUBKEY(WOLFSSL_BIO* bio,WOLFSSL_DSA** dsa,
- wc_pem_password_cb* cb, void* pass)
- {
- WOLFSSL_EVP_PKEY* pkey;
- WOLFSSL_DSA* local;
- WOLFSSL_ENTER("wolfSSL_PEM_read_bio_DSA_PUBKEY");
- pkey = wolfSSL_PEM_read_bio_PUBKEY(bio, NULL, cb, pass);
- if (pkey == NULL) {
- WOLFSSL_MSG("wolfSSL_PEM_read_bio_PUBKEY failed");
- return NULL;
- }
- /* Since the WOLFSSL_DSA structure is being taken from WOLFSSL_EVP_PKEY the
- * flag indicating that the WOLFSSL_DSA structure is owned should be FALSE
- * to avoid having it free'd */
- pkey->ownDsa = 0;
- local = pkey->dsa;
- if (dsa != NULL) {
- *dsa = local;
- }
- wolfSSL_EVP_PKEY_free(pkey);
- return local;
- }
- #endif /* (OPENSSL_EXTRA || OPENSSL_ALL) && (!NO_CERTS &&
- !NO_FILESYSTEM && !NO_DSA && WOLFSSL_KEY_GEN) */
- #ifdef HAVE_ECC
- /* returns a new WOLFSSL_EC_GROUP structure on success and NULL on fail */
- WOLFSSL_EC_GROUP* wolfSSL_PEM_read_bio_ECPKParameters(WOLFSSL_BIO* bio,
- WOLFSSL_EC_GROUP** group, wc_pem_password_cb* cb, void* pass)
- {
- WOLFSSL_EVP_PKEY* pkey;
- WOLFSSL_EC_GROUP* ret = NULL;
- /* check on if bio is null is done in wolfSSL_PEM_read_bio_PrivateKey */
- pkey = wolfSSL_PEM_read_bio_PrivateKey(bio, NULL, cb, pass);
- if (pkey != NULL) {
- if (pkey->type != EVP_PKEY_EC) {
- WOLFSSL_MSG("Unexpected key type");
- }
- else {
- ret = (WOLFSSL_EC_GROUP*)wolfSSL_EC_KEY_get0_group(pkey->ecc);
- /* set ecc group to null so it is not free'd when pkey is free'd */
- pkey->ecc->group = NULL;
- }
- }
- (void)group;
- wolfSSL_EVP_PKEY_free(pkey);
- return ret;
- }
- #endif /* HAVE_ECC */
- #endif /* !NO_BIO */
- #if !defined(NO_FILESYSTEM)
- WOLFSSL_EVP_PKEY *wolfSSL_PEM_read_PUBKEY(XFILE fp, EVP_PKEY **x,
- wc_pem_password_cb *cb, void *u)
- {
- (void)fp;
- (void)x;
- (void)cb;
- (void)u;
- WOLFSSL_MSG("wolfSSL_PEM_read_PUBKEY not implemented");
- return NULL;
- }
- #endif /* NO_FILESYSTEM */
- #ifndef NO_RSA
- #if defined(XFPRINTF) && !defined(NO_FILESYSTEM) && \
- !defined(NO_STDIO_FILESYSTEM)
- int wolfSSL_RSA_print_fp(XFILE fp, WOLFSSL_RSA* rsa, int indent)
- {
- int ret = WOLFSSL_SUCCESS;
- int keySize;
- WOLFSSL_ENTER("wolfSSL_RSA_print_fp");
- if (fp == XBADFILE || rsa == NULL) {
- ret = WOLFSSL_FAILURE;
- }
- if (ret == WOLFSSL_SUCCESS && rsa->n != NULL) {
- keySize = wolfSSL_BN_num_bits(rsa->n);
- if (keySize == WOLFSSL_FAILURE) {
- ret = WOLFSSL_FAILURE;
- }
- else {
- XFPRINTF(fp, "%*s", indent, "");
- XFPRINTF(fp, "RSA Private-Key: (%d bit, 2 primes)\n", keySize);
- }
- }
- if (ret == WOLFSSL_SUCCESS && rsa->n != NULL) {
- ret = PrintBNFieldFp(fp, indent, "modulus", rsa->n);
- }
- if (ret == WOLFSSL_SUCCESS && rsa->d != NULL) {
- ret = PrintBNFieldFp(fp, indent, "privateExponent", rsa->d);
- }
- if (ret == WOLFSSL_SUCCESS && rsa->p != NULL) {
- ret = PrintBNFieldFp(fp, indent, "prime1", rsa->p);
- }
- if (ret == WOLFSSL_SUCCESS && rsa->q != NULL) {
- ret = PrintBNFieldFp(fp, indent, "prime2", rsa->q);
- }
- if (ret == WOLFSSL_SUCCESS && rsa->dmp1 != NULL) {
- ret = PrintBNFieldFp(fp, indent, "exponent1", rsa->dmp1);
- }
- if (ret == WOLFSSL_SUCCESS && rsa->dmq1 != NULL) {
- ret = PrintBNFieldFp(fp, indent, "exponent2", rsa->dmq1);
- }
- if (ret == WOLFSSL_SUCCESS && rsa->iqmp != NULL) {
- ret = PrintBNFieldFp(fp, indent, "coefficient", rsa->iqmp);
- }
- WOLFSSL_LEAVE("wolfSSL_RSA_print_fp", ret);
- return ret;
- }
- #endif /* XFPRINTF && !NO_FILESYSTEM && !NO_STDIO_FILESYSTEM */
- #if defined(XSNPRINTF) && !defined(NO_BIO) && !defined(HAVE_FAST_RSA)
- /* snprintf() must be available */
- /******************************************************************************
- * wolfSSL_RSA_print - writes the human readable form of RSA to bio
- *
- * RETURNS:
- * returns WOLFSSL_SUCCESS on success, otherwise returns WOLFSSL_FAILURE
- */
- int wolfSSL_RSA_print(WOLFSSL_BIO* bio, WOLFSSL_RSA* rsa, int offset)
- {
- char tmp[100] = {0};
- word32 idx = 0;
- int sz = 0;
- byte lbit = 0;
- int rawLen = 0;
- byte* rawKey = NULL;
- RsaKey* iRsa = NULL;
- int i = 0;
- mp_int *rsaElem = NULL;
- const char *rsaStr[] = {
- "Modulus:",
- "PublicExponent:",
- "PrivateExponent:",
- "Prime1:",
- "Prime2:",
- "Exponent1:",
- "Exponent2:",
- "Coefficient:"
- };
- WOLFSSL_ENTER("wolfSSL_RSA_print");
- (void)offset;
- if (bio == NULL || rsa == NULL) {
- return WOLFSSL_FATAL_ERROR;
- }
- if ((sz = wolfSSL_RSA_size(rsa)) < 0) {
- WOLFSSL_MSG("Error getting RSA key size");
- return WOLFSSL_FAILURE;
- }
- iRsa = (RsaKey*)rsa->internal;
- XSNPRINTF(tmp, sizeof(tmp) - 1, "\n%s: (%d bit)",
- "RSA Private-Key", 8 * sz);
- tmp[sizeof(tmp) - 1] = '\0';
- if (wolfSSL_BIO_write(bio, tmp, (int)XSTRLEN(tmp)) <= 0) {
- return WOLFSSL_FAILURE;
- }
- for (i=0; i<RSA_INTS; i++) {
- switch(i) {
- case 0:
- /* Print out modulus */
- rsaElem = &iRsa->n;
- break;
- case 1:
- rsaElem = &iRsa->e;
- break;
- case 2:
- rsaElem = &iRsa->d;
- break;
- case 3:
- rsaElem = &iRsa->p;
- break;
- case 4:
- rsaElem = &iRsa->q;
- break;
- case 5:
- rsaElem = &iRsa->dP;
- break;
- case 6:
- rsaElem = &iRsa->dQ;
- break;
- case 7:
- rsaElem = &iRsa->u;
- break;
- default:
- WOLFSSL_MSG("Bad index value");
- }
- if (i == 1) {
- /* Print out exponent values */
- rawLen = mp_unsigned_bin_size(rsaElem);
- if (rawLen < 0) {
- WOLFSSL_MSG("Error getting exponent size");
- return WOLFSSL_FAILURE;
- }
- if ((word32)rawLen < sizeof(word32)) {
- rawLen = sizeof(word32);
- }
- rawKey = (byte*)XMALLOC(rawLen, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (rawKey == NULL) {
- WOLFSSL_MSG("Memory error");
- return WOLFSSL_FAILURE;
- }
- XMEMSET(rawKey, 0, rawLen);
- if (mp_to_unsigned_bin(rsaElem, rawKey) < 0) {
- XFREE(rawKey, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- return WOLFSSL_FAILURE;
- }
- if ((word32)rawLen <= sizeof(word32)) {
- idx = *(word32*)rawKey;
- #ifdef BIG_ENDIAN_ORDER
- idx = ByteReverseWord32(idx);
- #endif
- }
- XSNPRINTF(tmp, sizeof(tmp) - 1, "\nExponent: %d (0x%x)", idx, idx);
- if (wolfSSL_BIO_write(bio, tmp, (int)XSTRLEN(tmp)) <= 0) {
- XFREE(rawKey, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- return WOLFSSL_FAILURE;
- }
- XFREE(rawKey, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- }
- else {
- XSNPRINTF(tmp, sizeof(tmp) - 1, "\n%s\n ", rsaStr[i]);
- tmp[sizeof(tmp) - 1] = '\0';
- if (mp_leading_bit(rsaElem)) {
- lbit = 1;
- XSTRNCAT(tmp, "00", 3);
- }
- rawLen = mp_unsigned_bin_size(rsaElem);
- rawKey = (byte*)XMALLOC(rawLen, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (rawKey == NULL) {
- WOLFSSL_MSG("Memory error");
- return WOLFSSL_FAILURE;
- }
- if (mp_to_unsigned_bin(rsaElem, rawKey) < 0) {
- XFREE(rawKey, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- return WOLFSSL_FAILURE;
- }
- for (idx = 0; idx < (word32)rawLen; idx++) {
- char val[5];
- int valSz = 5;
- if ((idx == 0) && !lbit) {
- XSNPRINTF(val, valSz - 1, "%02x", rawKey[idx]);
- }
- else if ((idx != 0) && (((idx + lbit) % 15) == 0)) {
- tmp[sizeof(tmp) - 1] = '\0';
- if (wolfSSL_BIO_write(bio, tmp, (int)XSTRLEN(tmp)) <= 0) {
- XFREE(rawKey, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- return WOLFSSL_FAILURE;
- }
- XSNPRINTF(tmp, sizeof(tmp) - 1,
- ":\n ");
- XSNPRINTF(val, valSz - 1, "%02x", rawKey[idx]);
- }
- else {
- XSNPRINTF(val, valSz - 1, ":%02x", rawKey[idx]);
- }
- XSTRNCAT(tmp, val, valSz);
- }
- XFREE(rawKey, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- /* print out remaining values */
- if ((idx > 0) && (((idx - 1 + lbit) % 15) != 0)) {
- tmp[sizeof(tmp) - 1] = '\0';
- if (wolfSSL_BIO_write(bio, tmp, (int)XSTRLEN(tmp)) <= 0) {
- return WOLFSSL_FAILURE;
- }
- }
- lbit = 0;
- }
- }
- /* done with print out */
- if (wolfSSL_BIO_write(bio, "\n\0", (int)XSTRLEN("\n\0")) <= 0) {
- return WOLFSSL_FAILURE;
- }
- return WOLFSSL_SUCCESS;
- }
- #endif /* XSNPRINTF && !NO_BIO && !HAVE_FAST_RSA */
- #if !defined(NO_FILESYSTEM)
- #ifndef NO_WOLFSSL_STUB
- WOLFSSL_RSA *wolfSSL_PEM_read_RSAPublicKey(XFILE fp, WOLFSSL_RSA **x,
- wc_pem_password_cb *cb, void *u)
- {
- (void)fp;
- (void)x;
- (void)cb;
- (void)u;
- WOLFSSL_STUB("PEM_read_RSAPublicKey");
- WOLFSSL_MSG("wolfSSL_PEM_read_RSAPublicKey not implemented");
- return NULL;
- }
- #endif
- /* return code compliant with OpenSSL :
- * 1 if success, 0 if error
- */
- #ifndef NO_WOLFSSL_STUB
- int wolfSSL_PEM_write_RSAPublicKey(XFILE fp, WOLFSSL_RSA *x)
- {
- (void)fp;
- (void)x;
- WOLFSSL_STUB("PEM_write_RSAPublicKey");
- WOLFSSL_MSG("wolfSSL_PEM_write_RSAPublicKey not implemented");
- return WOLFSSL_FAILURE;
- }
- #endif
- /* return code compliant with OpenSSL :
- * 1 if success, 0 if error
- */
- #ifndef NO_WOLFSSL_STUB
- int wolfSSL_PEM_write_RSA_PUBKEY(XFILE fp, WOLFSSL_RSA *x)
- {
- (void)fp;
- (void)x;
- WOLFSSL_STUB("PEM_write_RSA_PUBKEY");
- WOLFSSL_MSG("wolfSSL_PEM_write_RSA_PUBKEY not implemented");
- return WOLFSSL_FAILURE;
- }
- #endif
- #endif /* NO_FILESYSTEM */
- WOLFSSL_RSA *wolfSSL_d2i_RSAPublicKey(WOLFSSL_RSA **r, const unsigned char **pp,
- long len)
- {
- WOLFSSL_RSA *rsa = NULL;
- WOLFSSL_ENTER("d2i_RSAPublicKey");
- if (pp == NULL) {
- WOLFSSL_MSG("Bad argument");
- return NULL;
- }
- if ((rsa = wolfSSL_RSA_new()) == NULL) {
- WOLFSSL_MSG("RSA_new failed");
- return NULL;
- }
- if (wolfSSL_RSA_LoadDer_ex(rsa, *pp, (int)len, WOLFSSL_RSA_LOAD_PUBLIC)
- != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("RSA_LoadDer failed");
- wolfSSL_RSA_free(rsa);
- rsa = NULL;
- }
- if (r != NULL)
- *r = rsa;
- return rsa;
- }
- /* Converts an RSA private key from DER format to an RSA structure.
- Returns pointer to the RSA structure on success and NULL if error. */
- WOLFSSL_RSA *wolfSSL_d2i_RSAPrivateKey(WOLFSSL_RSA **r,
- const unsigned char **derBuf, long derSz)
- {
- WOLFSSL_RSA *rsa = NULL;
- WOLFSSL_ENTER("wolfSSL_d2i_RSAPrivateKey");
- /* check for bad functions arguments */
- if (derBuf == NULL) {
- WOLFSSL_MSG("Bad argument");
- return NULL;
- }
- if ((rsa = wolfSSL_RSA_new()) == NULL) {
- WOLFSSL_MSG("RSA_new failed");
- return NULL;
- }
- if (wolfSSL_RSA_LoadDer_ex(rsa, *derBuf, (int)derSz,
- WOLFSSL_RSA_LOAD_PRIVATE) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("RSA_LoadDer failed");
- wolfSSL_RSA_free(rsa);
- rsa = NULL;
- }
- if (r != NULL)
- *r = rsa;
- return rsa;
- }
- #if !defined(HAVE_FAST_RSA) && defined(WOLFSSL_KEY_GEN) && \
- !defined(HAVE_USER_RSA)
- /* Converts an internal RSA structure to DER format.
- * If "pp" is null then buffer size only is returned.
- * If "*pp" is null then a created buffer is set in *pp and the caller is
- * responsible for free'ing it.
- * Returns size of DER on success and WOLFSSL_FAILURE if error
- */
- int wolfSSL_i2d_RSAPrivateKey(WOLFSSL_RSA *rsa, unsigned char **pp)
- {
- int ret;
- WOLFSSL_ENTER("wolfSSL_i2d_RSAPrivateKey");
- /* check for bad functions arguments */
- if (rsa == NULL) {
- WOLFSSL_MSG("Bad Function Arguments");
- return BAD_FUNC_ARG;
- }
- /* No heap hint as this gets returned to the user */
- if ((ret = wolfSSL_RSA_To_Der(rsa, pp, 0, NULL)) < 0) {
- WOLFSSL_MSG("wolfSSL_RSA_To_Der failed");
- return WOLFSSL_FAILURE;
- }
- return ret; /* returns size of DER if successful */
- }
- int wolfSSL_i2d_RSAPublicKey(WOLFSSL_RSA *rsa, unsigned char **pp)
- {
- int ret;
- /* check for bad functions arguments */
- if (rsa == NULL) {
- WOLFSSL_MSG("Bad Function Arguments");
- return BAD_FUNC_ARG;
- }
- /* No heap hint as this gets returned to the user */
- if ((ret = wolfSSL_RSA_To_Der(rsa, (byte**)pp, 1, NULL)) < 0) {
- WOLFSSL_MSG("wolfSSL_RSA_To_Der failed");
- return WOLFSSL_FAILURE;
- }
- return ret;
- }
- #endif /* !defined(HAVE_FAST_RSA) && defined(WOLFSSL_KEY_GEN) &&
- * !defined(HAVE_USER_RSA) */
- #endif /* !NO_RSA */
- #endif /* OPENSSL_EXTRA */
- #if !defined(NO_RSA) && (defined(OPENSSL_EXTRA) || defined(OPENSSL_EXTRA_X509_SMALL))
- /* return WOLFSSL_SUCCESS if success, WOLFSSL_FATAL_ERROR if error */
- int wolfSSL_RSA_LoadDer(WOLFSSL_RSA* rsa, const unsigned char* derBuf, int derSz)
- {
- return wolfSSL_RSA_LoadDer_ex(rsa, derBuf, derSz, WOLFSSL_RSA_LOAD_PRIVATE);
- }
- int wolfSSL_RSA_LoadDer_ex(WOLFSSL_RSA* rsa, const unsigned char* derBuf,
- int derSz, int opt)
- {
- int ret;
- word32 idx = 0;
- word32 algId;
- WOLFSSL_ENTER("wolfSSL_RSA_LoadDer");
- if (rsa == NULL || rsa->internal == NULL || derBuf == NULL || derSz <= 0) {
- WOLFSSL_MSG("Bad function arguments");
- return WOLFSSL_FATAL_ERROR;
- }
- rsa->pkcs8HeaderSz = 0;
- /* Check if input buffer has PKCS8 header. In the case that it does not
- * have a PKCS8 header then do not error out. */
- if ((ret = ToTraditionalInline_ex((const byte*)derBuf, &idx, (word32)derSz,
- &algId)) > 0) {
- WOLFSSL_MSG("Found PKCS8 header");
- rsa->pkcs8HeaderSz = (word16)idx;
- }
- else {
- if (ret != ASN_PARSE_E) {
- WOLFSSL_MSG("Unexpected error with trying to remove PKCS8 header");
- return WOLFSSL_FATAL_ERROR;
- }
- }
- if (opt == WOLFSSL_RSA_LOAD_PRIVATE) {
- ret = wc_RsaPrivateKeyDecode(derBuf, &idx, (RsaKey*)rsa->internal, derSz);
- }
- else {
- ret = wc_RsaPublicKeyDecode(derBuf, &idx, (RsaKey*)rsa->internal, derSz);
- }
- if (ret < 0) {
- if (opt == WOLFSSL_RSA_LOAD_PRIVATE) {
- WOLFSSL_MSG("RsaPrivateKeyDecode failed");
- }
- else {
- WOLFSSL_MSG("RsaPublicKeyDecode failed");
- }
- return SSL_FATAL_ERROR;
- }
- if (SetRsaExternal(rsa) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("SetRsaExternal failed");
- return WOLFSSL_FATAL_ERROR;
- }
- rsa->inSet = 1;
- return WOLFSSL_SUCCESS;
- }
- #if defined(WC_RSA_PSS) && (defined(OPENSSL_ALL) || defined(WOLFSSL_ASIO) || \
- defined(WOLFSSL_HAPROXY) || defined(WOLFSSL_NGINX))
- #if !defined(HAVE_FIPS) || (defined(HAVE_FIPS_VERSION) && (HAVE_FIPS_VERSION>2))
- /*
- * +-----------+
- * | M |
- * +-----------+
- * |
- * V
- * Hash
- * |
- * V
- * +--------+----------+----------+
- * M' = |Padding1| mHash | salt |
- * +--------+----------+----------+
- * |
- * +--------+----------+ V
- * DB = |Padding2|maskedseed| Hash
- * +--------+----------+ |
- * | |
- * V | +--+
- * xor <--- MGF <---| |bc|
- * | | +--+
- * | | |
- * V V V
- * +-------------------+----------+--+
- * EM = | maskedDB |maskedseed|bc|
- * +-------------------+----------+--+
- * Diagram taken from https://tools.ietf.org/html/rfc3447#section-9.1
- */
- int wolfSSL_RSA_padding_add_PKCS1_PSS(WOLFSSL_RSA *rsa, unsigned char *EM,
- const unsigned char *mHash,
- const WOLFSSL_EVP_MD *hashAlg, int saltLen)
- {
- int hashLen, emLen, mgf;
- int ret = WOLFSSL_FAILURE;
- int initTmpRng = 0;
- WC_RNG *rng = NULL;
- #ifdef WOLFSSL_SMALL_STACK
- WC_RNG* tmpRNG = NULL;
- #else
- WC_RNG _tmpRNG[1];
- WC_RNG* tmpRNG = _tmpRNG;
- #endif
- enum wc_HashType hashType;
- WOLFSSL_ENTER("wolfSSL_RSA_padding_add_PKCS1_PSS");
- if (!rsa || !EM || !mHash || !hashAlg) {
- return WOLFSSL_FAILURE;
- }
- if (!(rng = WOLFSSL_RSA_GetRNG(rsa, (WC_RNG**)&tmpRNG, &initTmpRng))) {
- WOLFSSL_MSG("WOLFSSL_RSA_GetRNG error");
- goto cleanup;
- }
- if (!rsa->exSet && SetRsaExternal(rsa) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("SetRsaExternal error");
- goto cleanup;
- }
- hashType = wolfSSL_EVP_md2macType(hashAlg);
- if (hashType < WC_HASH_TYPE_NONE || hashType > WC_HASH_TYPE_MAX) {
- WOLFSSL_MSG("wolfSSL_EVP_md2macType error");
- goto cleanup;
- }
- if ((mgf = wc_hash2mgf(hashType)) == WC_MGF1NONE) {
- WOLFSSL_MSG("wc_hash2mgf error");
- goto cleanup;
- }
- if ((hashLen = wolfSSL_EVP_MD_size(hashAlg)) < 0) {
- WOLFSSL_MSG("wolfSSL_EVP_MD_size error");
- goto cleanup;
- }
- if ((emLen = wolfSSL_RSA_size(rsa)) <= 0) {
- WOLFSSL_MSG("wolfSSL_RSA_size error");
- goto cleanup;
- }
- switch (saltLen) {
- /* Negative saltLen values are treated differently */
- case RSA_PSS_SALTLEN_DIGEST:
- saltLen = hashLen;
- break;
- case RSA_PSS_SALTLEN_MAX_SIGN:
- case RSA_PSS_SALTLEN_MAX:
- saltLen = emLen - hashLen - 2;
- break;
- default:
- if (saltLen < 0) {
- /* Not any currently implemented negative value */
- WOLFSSL_MSG("invalid saltLen");
- goto cleanup;
- }
- }
- if (wc_RsaPad_ex(mHash, hashLen, EM, emLen,
- RSA_BLOCK_TYPE_1, rng, WC_RSA_PSS_PAD,
- hashType, mgf, NULL, 0, saltLen,
- wolfSSL_BN_num_bits(rsa->n), NULL) != MP_OKAY) {
- WOLFSSL_MSG("wc_RsaPad_ex error");
- goto cleanup;
- }
- ret = WOLFSSL_SUCCESS;
- cleanup:
- if (initTmpRng)
- wc_FreeRng(tmpRNG);
- #ifdef WOLFSSL_SMALL_STACK
- if (tmpRNG)
- XFREE(tmpRNG, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- #endif
- return ret;
- }
- /*
- * Refer to wolfSSL_RSA_padding_add_PKCS1_PSS
- * for an explanation of the parameters.
- */
- int wolfSSL_RSA_verify_PKCS1_PSS(WOLFSSL_RSA *rsa, const unsigned char *mHash,
- const WOLFSSL_EVP_MD *hashAlg,
- const unsigned char *EM, int saltLen)
- {
- int hashLen, mgf, emLen, mPrimeLen;
- enum wc_HashType hashType;
- byte *mPrime = NULL;
- byte *buf = NULL;
- WOLFSSL_ENTER("wolfSSL_RSA_verify_PKCS1_PSS");
- if (!rsa || !mHash || !hashAlg || !EM) {
- return WOLFSSL_FAILURE;
- }
- if ((hashLen = wolfSSL_EVP_MD_size(hashAlg)) < 0) {
- return WOLFSSL_FAILURE;
- }
- if ((emLen = wolfSSL_RSA_size(rsa)) <= 0) {
- WOLFSSL_MSG("wolfSSL_RSA_size error");
- return WOLFSSL_FAILURE;
- }
- switch (saltLen) {
- /* Negative saltLen values are treated differently */
- case RSA_PSS_SALTLEN_DIGEST:
- saltLen = hashLen;
- break;
- case RSA_PSS_SALTLEN_MAX_SIGN:
- case RSA_PSS_SALTLEN_MAX:
- saltLen = emLen - hashLen - 2;
- break;
- default:
- if (saltLen < 0) {
- /* Not any currently implemented negative value */
- WOLFSSL_MSG("invalid saltLen");
- return WOLFSSL_FAILURE;
- }
- }
- if (!rsa->exSet && SetRsaExternal(rsa) != WOLFSSL_SUCCESS) {
- return WOLFSSL_FAILURE;
- }
- hashType = wolfSSL_EVP_md2macType(hashAlg);
- if (hashType < WC_HASH_TYPE_NONE || hashType > WC_HASH_TYPE_MAX) {
- WOLFSSL_MSG("wolfSSL_EVP_md2macType error");
- return WOLFSSL_FAILURE;
- }
- if ((mgf = wc_hash2mgf(hashType)) == WC_MGF1NONE) {
- WOLFSSL_MSG("wc_hash2mgf error");
- return WOLFSSL_FAILURE;
- }
- if ((hashLen = wolfSSL_EVP_MD_size(hashAlg)) < 0) {
- WOLFSSL_MSG("wolfSSL_EVP_MD_size error");
- return WOLFSSL_FAILURE;
- }
- if (!(buf = (byte*)XMALLOC(emLen, NULL, DYNAMIC_TYPE_TMP_BUFFER))) {
- WOLFSSL_MSG("malloc error");
- return WOLFSSL_FAILURE;
- }
- XMEMCPY(buf, EM, emLen);
- /* Remove and verify the PSS padding */
- if ((mPrimeLen = wc_RsaUnPad_ex(buf, emLen, &mPrime,
- RSA_BLOCK_TYPE_1, WC_RSA_PSS_PAD, hashType,
- mgf, NULL, 0, saltLen,
- wolfSSL_BN_num_bits(rsa->n), NULL)) < 0) {
- WOLFSSL_MSG("wc_RsaPad_ex error");
- XFREE(buf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- return WOLFSSL_FAILURE;
- }
- /* Verify the hash is correct */
- if (wc_RsaPSS_CheckPadding_ex(mHash, hashLen, mPrime, mPrimeLen, hashType,
- saltLen, wolfSSL_BN_num_bits(rsa->n))
- != MP_OKAY) {
- WOLFSSL_MSG("wc_RsaPSS_CheckPadding_ex error");
- XFREE(buf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- return WOLFSSL_FAILURE;
- }
- XFREE(buf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- return WOLFSSL_SUCCESS;
- }
- #endif /* !HAVE_FIPS || HAVE_FIPS_VERSION > 2 */
- #endif /* WC_RSA_PSS && (OPENSSL_ALL || WOLFSSL_ASIO || WOLFSSL_HAPROXY
- * || WOLFSSL_NGINX)
- */
- #if defined(OPENSSL_EXTRA)
- WOLFSSL_RSA_METHOD *wolfSSL_RSA_meth_new(const char *name, int flags)
- {
- int name_len;
- WOLFSSL_RSA_METHOD* meth;
- if (name == NULL) {
- return NULL;
- }
- meth = (WOLFSSL_RSA_METHOD*)XMALLOC(sizeof(WOLFSSL_RSA_METHOD), NULL,
- DYNAMIC_TYPE_OPENSSL);
- name_len = (int)XSTRLEN(name);
- if (!meth) {
- return NULL;
- }
- meth->flags = flags;
- meth->name = (char*)XMALLOC(name_len+1, NULL, DYNAMIC_TYPE_OPENSSL);
- if (!meth->name) {
- XFREE(meth, NULL, DYNAMIC_TYPE_OPENSSL);
- return NULL;
- }
- XMEMCPY(meth->name, name, name_len+1);
- return meth;
- }
- void wolfSSL_RSA_meth_free(WOLFSSL_RSA_METHOD *meth)
- {
- if (meth) {
- XFREE(meth->name, NULL, DYNAMIC_TYPE_OPENSSL);
- XFREE(meth, NULL, DYNAMIC_TYPE_OPENSSL);
- }
- }
- #ifndef NO_WOLFSSL_STUB
- int wolfSSL_RSA_meth_set(WOLFSSL_RSA_METHOD *rsa, void* p)
- {
- (void)rsa;
- (void)p;
- WOLFSSL_STUB("RSA_METHOD is not implemented.");
- return 1;
- }
- #endif
- int wolfSSL_RSA_set_method(WOLFSSL_RSA *rsa, WOLFSSL_RSA_METHOD *meth)
- {
- if (rsa)
- rsa->meth = meth;
- return 1;
- }
- const WOLFSSL_RSA_METHOD* wolfSSL_RSA_get_method(const WOLFSSL_RSA *rsa)
- {
- if (!rsa) {
- return NULL;
- }
- return rsa->meth;
- }
- const WOLFSSL_RSA_METHOD* wolfSSL_RSA_get_default_method(void)
- {
- return wolfSSL_RSA_meth_new("wolfSSL RSA", 0);
- }
- int wolfSSL_RSA_flags(const WOLFSSL_RSA *r)
- {
- if (r && r->meth) {
- return r->meth->flags;
- } else {
- return 0;
- }
- }
- void wolfSSL_RSA_set_flags(WOLFSSL_RSA *r, int flags)
- {
- if (r && r->meth) {
- r->meth->flags |= flags;
- }
- }
- void wolfSSL_RSA_clear_flags(WOLFSSL_RSA *r, int flags)
- {
- if (r && r->meth) {
- r->meth->flags &= ~flags;
- }
- }
- int wolfSSL_RSA_test_flags(const WOLFSSL_RSA *r, int flags)
- {
- return r && r->meth ? r->meth->flags & flags : 0;
- }
- #if defined(WOLFSSL_KEY_GEN) && !defined(NO_RSA) && !defined(HAVE_USER_RSA)
- WOLFSSL_RSA* wolfSSL_RSAPublicKey_dup(WOLFSSL_RSA *rsa)
- {
- int derSz = 0;
- byte *derBuf = NULL;
- WOLFSSL_RSA* local;
- WOLFSSL_ENTER("wolfSSL_RSAPublicKey_dup");
- if (!rsa) {
- return NULL;
- }
- local = wolfSSL_RSA_new();
- if (local == NULL) {
- WOLFSSL_MSG("Error creating a new WOLFSSL_RSA structure");
- return NULL;
- }
- if ((derSz = wolfSSL_RSA_To_Der(rsa, &derBuf, 1, rsa->heap)) < 0) {
- WOLFSSL_MSG("wolfSSL_RSA_To_Der failed");
- return NULL;
- }
- if (wolfSSL_RSA_LoadDer_ex(local,
- derBuf, derSz,
- WOLFSSL_RSA_LOAD_PUBLIC) != WOLFSSL_SUCCESS) {
- wolfSSL_RSA_free(local);
- local = NULL;
- }
- XFREE(derBuf, rsa->heap, DYNAMIC_TYPE_ASN1);
- return local;
- }
- #endif
- void* wolfSSL_RSA_get_ex_data(const WOLFSSL_RSA *rsa, int idx)
- {
- WOLFSSL_ENTER("wolfSSL_RSA_get_ex_data");
- #ifdef HAVE_EX_DATA
- if (rsa) {
- return wolfSSL_CRYPTO_get_ex_data(&rsa->ex_data, idx);
- }
- #else
- (void)rsa;
- (void)idx;
- #endif
- return NULL;
- }
- int wolfSSL_RSA_set_ex_data(WOLFSSL_RSA *rsa, int idx, void *data)
- {
- WOLFSSL_ENTER("wolfSSL_RSA_set_ex_data");
- #ifdef HAVE_EX_DATA
- if (rsa) {
- return wolfSSL_CRYPTO_set_ex_data(&rsa->ex_data, idx, data);
- }
- #else
- (void)rsa;
- (void)idx;
- (void)data;
- #endif
- return WOLFSSL_FAILURE;
- }
- #ifdef HAVE_EX_DATA_CLEANUP_HOOKS
- int wolfSSL_RSA_set_ex_data_with_cleanup(
- WOLFSSL_RSA *rsa,
- int idx,
- void *data,
- wolfSSL_ex_data_cleanup_routine_t cleanup_routine)
- {
- WOLFSSL_ENTER("wolfSSL_RSA_set_ex_data_with_cleanup");
- if (rsa) {
- return wolfSSL_CRYPTO_set_ex_data_with_cleanup(&rsa->ex_data, idx, data,
- cleanup_routine);
- }
- return WOLFSSL_FAILURE;
- }
- #endif /* HAVE_EX_DATA_CLEANUP_HOOKS */
- int wolfSSL_RSA_set0_key(WOLFSSL_RSA *r, WOLFSSL_BIGNUM *n, WOLFSSL_BIGNUM *e,
- WOLFSSL_BIGNUM *d)
- {
- /* If the fields n and e in r are NULL, the corresponding input
- * parameters MUST be non-NULL for n and e. d may be
- * left NULL (in case only the public key is used).
- */
- if ((!r->n && !n) || (!r->e && !e))
- return 0;
- if (n) {
- wolfSSL_BN_free(r->n);
- r->n = n;
- }
- if (e) {
- wolfSSL_BN_free(r->e);
- r->e = e;
- }
- if (d) {
- wolfSSL_BN_clear_free(r->d);
- r->d = d;
- }
- return SetRsaInternal(r) == WOLFSSL_SUCCESS ?
- WOLFSSL_SUCCESS : WOLFSSL_FAILURE;
- }
- #endif /* OPENSSL_EXTRA */
- #endif /* NO_RSA */
- #if !defined(NO_DSA) && \
- (defined(OPENSSL_EXTRA) || defined(OPENSSL_EXTRA_X509_SMALL))
- /* return WOLFSSL_SUCCESS if success, WOLFSSL_FATAL_ERROR if error */
- int wolfSSL_DSA_LoadDer(WOLFSSL_DSA* dsa, const unsigned char* derBuf, int derSz)
- {
- word32 idx = 0;
- int ret;
- WOLFSSL_ENTER("wolfSSL_DSA_LoadDer");
- if (dsa == NULL || dsa->internal == NULL || derBuf == NULL || derSz <= 0) {
- WOLFSSL_MSG("Bad function arguments");
- return WOLFSSL_FATAL_ERROR;
- }
- ret = DsaPrivateKeyDecode(derBuf, &idx, (DsaKey*)dsa->internal, derSz);
- if (ret < 0) {
- WOLFSSL_MSG("DsaPrivateKeyDecode failed");
- return WOLFSSL_FATAL_ERROR;
- }
- if (SetDsaExternal(dsa) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("SetDsaExternal failed");
- return WOLFSSL_FATAL_ERROR;
- }
- dsa->inSet = 1;
- return WOLFSSL_SUCCESS;
- }
- /* Loads DSA key from DER buffer. opt = DSA_LOAD_PRIVATE or DSA_LOAD_PUBLIC.
- returns 1 on success, or 0 on failure. */
- int wolfSSL_DSA_LoadDer_ex(WOLFSSL_DSA* dsa, const unsigned char* derBuf,
- int derSz, int opt)
- {
- word32 idx = 0;
- int ret;
- WOLFSSL_ENTER("wolfSSL_DSA_LoadDer");
- if (dsa == NULL || dsa->internal == NULL || derBuf == NULL || derSz <= 0) {
- WOLFSSL_MSG("Bad function arguments");
- return WOLFSSL_FATAL_ERROR;
- }
- if (opt == WOLFSSL_DSA_LOAD_PRIVATE) {
- ret = DsaPrivateKeyDecode(derBuf, &idx, (DsaKey*)dsa->internal, derSz);
- }
- else {
- ret = DsaPublicKeyDecode(derBuf, &idx, (DsaKey*)dsa->internal, derSz);
- }
- if (ret < 0 && opt == WOLFSSL_DSA_LOAD_PRIVATE) {
- WOLFSSL_MSG("DsaPrivateKeyDecode failed");
- return WOLFSSL_FATAL_ERROR;
- }
- else if (ret < 0 && opt == WOLFSSL_DSA_LOAD_PUBLIC) {
- WOLFSSL_MSG("DsaPublicKeyDecode failed");
- return WOLFSSL_FATAL_ERROR;
- }
- if (SetDsaExternal(dsa) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("SetDsaExternal failed");
- return WOLFSSL_FATAL_ERROR;
- }
- dsa->inSet = 1;
- return WOLFSSL_SUCCESS;
- }
- #endif /* !NO_DSA && (OPENSSL_EXTRA || OPENSSL_EXTRA_X509_SMALL) */
- #ifdef OPENSSL_EXTRA
- #ifdef HAVE_ECC
- /* return WOLFSSL_SUCCESS if success, WOLFSSL_FATAL_ERROR if error */
- int wolfSSL_EC_KEY_LoadDer(WOLFSSL_EC_KEY* key, const unsigned char* derBuf,
- int derSz)
- {
- return wolfSSL_EC_KEY_LoadDer_ex(key, derBuf, derSz,
- WOLFSSL_EC_KEY_LOAD_PRIVATE);
- }
- int wolfSSL_EC_KEY_LoadDer_ex(WOLFSSL_EC_KEY* key, const unsigned char* derBuf,
- int derSz, int opt)
- {
- int ret;
- word32 idx = 0;
- word32 algId;
- WOLFSSL_ENTER("wolfSSL_EC_KEY_LoadDer");
- if (key == NULL || key->internal == NULL || derBuf == NULL || derSz <= 0) {
- WOLFSSL_MSG("Bad function arguments");
- return WOLFSSL_FATAL_ERROR;
- }
- key->pkcs8HeaderSz = 0;
- /* Check if input buffer has PKCS8 header. In the case that it does not
- * have a PKCS8 header then do not error out. */
- if ((ret = ToTraditionalInline_ex((const byte*)derBuf, &idx, (word32)derSz,
- &algId)) > 0) {
- WOLFSSL_MSG("Found PKCS8 header");
- key->pkcs8HeaderSz = (word16)idx;
- }
- else {
- if (ret != ASN_PARSE_E) {
- WOLFSSL_MSG("Unexpected error with trying to remove PKCS8 header");
- return WOLFSSL_FATAL_ERROR;
- }
- }
- if (opt == WOLFSSL_EC_KEY_LOAD_PRIVATE) {
- ret = wc_EccPrivateKeyDecode(derBuf, &idx, (ecc_key*)key->internal,
- derSz);
- }
- else {
- ret = wc_EccPublicKeyDecode(derBuf, &idx, (ecc_key*)key->internal,
- derSz);
- }
- if (ret < 0) {
- if (opt == WOLFSSL_EC_KEY_LOAD_PRIVATE) {
- WOLFSSL_MSG("wc_EccPrivateKeyDecode failed");
- }
- else {
- WOLFSSL_MSG("wc_EccPublicKeyDecode failed");
- }
- return WOLFSSL_FATAL_ERROR;
- }
- if (SetECKeyExternal(key) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("SetECKeyExternal failed");
- return WOLFSSL_FATAL_ERROR;
- }
- key->inSet = 1;
- return WOLFSSL_SUCCESS;
- }
- #endif /* HAVE_ECC */
- #if !defined(NO_DH) && (defined(WOLFSSL_QT) || defined(OPENSSL_ALL) || defined(WOLFSSL_OPENSSH))
- /* return WOLFSSL_SUCCESS if success, WOLFSSL_FATAL_ERROR if error */
- #if !defined(HAVE_FIPS) || (defined(HAVE_FIPS_VERSION) && (HAVE_FIPS_VERSION>2))
- int wolfSSL_DH_LoadDer(WOLFSSL_DH* dh, const unsigned char* derBuf, int derSz)
- {
- word32 idx = 0;
- int ret;
- if (dh == NULL || dh->internal == NULL || derBuf == NULL || derSz <= 0) {
- WOLFSSL_MSG("Bad function arguments");
- return WOLFSSL_FATAL_ERROR;
- }
- ret = wc_DhKeyDecode(derBuf, &idx, (DhKey*)dh->internal, (word32)derSz);
- if (ret < 0) {
- WOLFSSL_MSG("wc_DhKeyDecode failed");
- return WOLFSSL_FATAL_ERROR;
- }
- dh->inSet = 1;
- if (SetDhExternal(dh) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("SetDhExternal failed");
- return WOLFSSL_FATAL_ERROR;
- }
- return WOLFSSL_SUCCESS;
- }
- #endif /* !HAVE_FIPS || HAVE_FIPS_VERSION > 2 */
- #endif /* ! NO_DH && WOLFSSL_QT || OPENSSL_ALL */
- #endif /* OPENSSL_EXTRA */
- #if defined(OPENSSL_EXTRA_X509_SMALL) || defined(OPENSSL_EXTRA)
- /* increments ref count of WOLFSSL_RSA. Return 1 on success, 0 on error */
- int wolfSSL_RSA_up_ref(WOLFSSL_RSA* rsa)
- {
- if (rsa) {
- #ifndef SINGLE_THREADED
- if (wc_LockMutex(&rsa->refMutex) != 0) {
- WOLFSSL_MSG("Failed to lock x509 mutex");
- }
- #endif
- rsa->refCount++;
- #ifndef SINGLE_THREADED
- wc_UnLockMutex(&rsa->refMutex);
- #endif
- return WOLFSSL_SUCCESS;
- }
- return WOLFSSL_FAILURE;
- }
- /* increments ref count of WOLFSSL_X509. Return 1 on success, 0 on error */
- int wolfSSL_X509_up_ref(WOLFSSL_X509* x509)
- {
- if (x509) {
- #ifndef SINGLE_THREADED
- if (wc_LockMutex(&x509->refMutex) != 0) {
- WOLFSSL_MSG("Failed to lock x509 mutex");
- }
- #endif
- x509->refCount++;
- #ifndef SINGLE_THREADED
- wc_UnLockMutex(&x509->refMutex);
- #endif
- return WOLFSSL_SUCCESS;
- }
- return WOLFSSL_FAILURE;
- }
- #endif /* OPENSSL_EXTRA_X509_SMALL || OPENSSL_EXTRA */
- #if defined(OPENSSL_EXTRA) || defined(WOLFSSL_WPAS_SMALL)
- WOLF_STACK_OF(WOLFSSL_X509)* wolfSSL_X509_chain_up_ref(
- WOLF_STACK_OF(WOLFSSL_X509)* chain)
- {
- /* wolfSSL_sk_dup takes care of doing a deep copy */
- return wolfSSL_sk_dup(chain);
- }
- #endif
- #ifdef WOLFSSL_ALT_CERT_CHAINS
- int wolfSSL_is_peer_alt_cert_chain(const WOLFSSL* ssl)
- {
- int isUsing = 0;
- if (ssl)
- isUsing = ssl->options.usingAltCertChain;
- return isUsing;
- }
- #endif /* WOLFSSL_ALT_CERT_CHAINS */
- #ifdef SESSION_CERTS
- #ifdef WOLFSSL_ALT_CERT_CHAINS
- /* Get peer's alternate certificate chain */
- WOLFSSL_X509_CHAIN* wolfSSL_get_peer_alt_chain(WOLFSSL* ssl)
- {
- WOLFSSL_ENTER("wolfSSL_get_peer_alt_chain");
- if (ssl)
- return &ssl->session.altChain;
- return 0;
- }
- #endif /* WOLFSSL_ALT_CERT_CHAINS */
- /* Get peer's certificate chain */
- WOLFSSL_X509_CHAIN* wolfSSL_get_peer_chain(WOLFSSL* ssl)
- {
- WOLFSSL_ENTER("wolfSSL_get_peer_chain");
- if (ssl)
- return &ssl->session.chain;
- return 0;
- }
- /* Get peer's certificate chain total count */
- int wolfSSL_get_chain_count(WOLFSSL_X509_CHAIN* chain)
- {
- WOLFSSL_ENTER("wolfSSL_get_chain_count");
- if (chain)
- return chain->count;
- return 0;
- }
- /* Get peer's ASN.1 DER certificate at index (idx) length in bytes */
- int wolfSSL_get_chain_length(WOLFSSL_X509_CHAIN* chain, int idx)
- {
- WOLFSSL_ENTER("wolfSSL_get_chain_length");
- if (chain)
- return chain->certs[idx].length;
- return 0;
- }
- /* Get peer's ASN.1 DER certificate at index (idx) */
- byte* wolfSSL_get_chain_cert(WOLFSSL_X509_CHAIN* chain, int idx)
- {
- WOLFSSL_ENTER("wolfSSL_get_chain_cert");
- if (chain)
- return chain->certs[idx].buffer;
- return 0;
- }
- /* Get peer's wolfSSL X509 certificate at index (idx) */
- WOLFSSL_X509* wolfSSL_get_chain_X509(WOLFSSL_X509_CHAIN* chain, int idx)
- {
- int ret;
- WOLFSSL_X509* x509 = NULL;
- #ifdef WOLFSSL_SMALL_STACK
- DecodedCert* cert = NULL;
- #else
- DecodedCert cert[1];
- #endif
- WOLFSSL_ENTER("wolfSSL_get_chain_X509");
- if (chain != NULL) {
- #ifdef WOLFSSL_SMALL_STACK
- cert = (DecodedCert*)XMALLOC(sizeof(DecodedCert), NULL,
- DYNAMIC_TYPE_DCERT);
- if (cert != NULL)
- #endif
- {
- InitDecodedCert(cert, chain->certs[idx].buffer,
- chain->certs[idx].length, NULL);
- if ((ret = ParseCertRelative(cert, CERT_TYPE, 0, NULL)) != 0) {
- WOLFSSL_MSG("Failed to parse cert");
- }
- else {
- x509 = (WOLFSSL_X509*)XMALLOC(sizeof(WOLFSSL_X509), NULL,
- DYNAMIC_TYPE_X509);
- if (x509 == NULL) {
- WOLFSSL_MSG("Failed alloc X509");
- }
- else {
- InitX509(x509, 1, NULL);
- if ((ret = CopyDecodedToX509(x509, cert)) != 0) {
- WOLFSSL_MSG("Failed to copy decoded");
- wolfSSL_X509_free(x509);
- x509 = NULL;
- }
- }
- }
- FreeDecodedCert(cert);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, NULL, DYNAMIC_TYPE_DCERT);
- #endif
- }
- }
- (void)ret;
- return x509;
- }
- /* Get peer's PEM certificate at index (idx), output to buffer if inLen big
- enough else return error (-1). If buffer is NULL only calculate
- outLen. Output length is in *outLen WOLFSSL_SUCCESS on ok */
- int wolfSSL_get_chain_cert_pem(WOLFSSL_X509_CHAIN* chain, int idx,
- unsigned char* buf, int inLen, int* outLen)
- {
- #if defined(WOLFSSL_PEM_TO_DER) || defined(WOLFSSL_DER_TO_PEM)
- const char* header = NULL;
- const char* footer = NULL;
- int headerLen;
- int footerLen;
- int i;
- int err;
- word32 szNeeded = 0;
- WOLFSSL_ENTER("wolfSSL_get_chain_cert_pem");
- if (!chain || !outLen || idx < 0 || idx >= wolfSSL_get_chain_count(chain))
- return BAD_FUNC_ARG;
- err = wc_PemGetHeaderFooter(CERT_TYPE, &header, &footer);
- if (err != 0)
- return err;
- headerLen = (int)XSTRLEN(header);
- footerLen = (int)XSTRLEN(footer);
- /* Null output buffer return size needed in outLen */
- if(!buf) {
- if(Base64_Encode(chain->certs[idx].buffer, chain->certs[idx].length,
- NULL, &szNeeded) != LENGTH_ONLY_E)
- return WOLFSSL_FAILURE;
- *outLen = szNeeded + headerLen + footerLen;
- return LENGTH_ONLY_E;
- }
- /* don't even try if inLen too short */
- if (inLen < headerLen + footerLen + chain->certs[idx].length)
- return BAD_FUNC_ARG;
- /* header */
- if (XMEMCPY(buf, header, headerLen) == NULL)
- return WOLFSSL_FATAL_ERROR;
- i = headerLen;
- /* body */
- *outLen = inLen; /* input to Base64_Encode */
- if ( (err = Base64_Encode(chain->certs[idx].buffer,
- chain->certs[idx].length, buf + i, (word32*)outLen)) < 0)
- return err;
- i += *outLen;
- /* footer */
- if ( (i + footerLen) > inLen)
- return BAD_FUNC_ARG;
- if (XMEMCPY(buf + i, footer, footerLen) == NULL)
- return WOLFSSL_FATAL_ERROR;
- *outLen += headerLen + footerLen;
- return WOLFSSL_SUCCESS;
- #else
- (void)chain;
- (void)idx;
- (void)buf;
- (void)inLen;
- (void)outLen;
- return WOLFSSL_FAILURE;
- #endif /* WOLFSSL_PEM_TO_DER || WOLFSSL_DER_TO_PEM */
- }
- /* get session ID */
- WOLFSSL_ABI
- const byte* wolfSSL_get_sessionID(const WOLFSSL_SESSION* session)
- {
- WOLFSSL_ENTER("wolfSSL_get_sessionID");
- if (session)
- return session->sessionID;
- return NULL;
- }
- #endif /* SESSION_CERTS */
- #ifdef HAVE_FUZZER
- void wolfSSL_SetFuzzerCb(WOLFSSL* ssl, CallbackFuzzer cbf, void* fCtx)
- {
- if (ssl) {
- ssl->fuzzerCb = cbf;
- ssl->fuzzerCtx = fCtx;
- }
- }
- #endif
- #ifndef NO_CERTS
- #ifdef HAVE_PK_CALLBACKS
- #ifdef HAVE_ECC
- void wolfSSL_CTX_SetEccKeyGenCb(WOLFSSL_CTX* ctx, CallbackEccKeyGen cb)
- {
- if (ctx)
- ctx->EccKeyGenCb = cb;
- }
- void wolfSSL_SetEccKeyGenCtx(WOLFSSL* ssl, void *ctx)
- {
- if (ssl)
- ssl->EccKeyGenCtx = ctx;
- }
- void* wolfSSL_GetEccKeyGenCtx(WOLFSSL* ssl)
- {
- if (ssl)
- return ssl->EccKeyGenCtx;
- return NULL;
- }
- WOLFSSL_ABI
- void wolfSSL_CTX_SetEccSignCb(WOLFSSL_CTX* ctx, CallbackEccSign cb)
- {
- if (ctx)
- ctx->EccSignCb = cb;
- }
- void wolfSSL_SetEccSignCtx(WOLFSSL* ssl, void *ctx)
- {
- if (ssl)
- ssl->EccSignCtx = ctx;
- }
- void* wolfSSL_GetEccSignCtx(WOLFSSL* ssl)
- {
- if (ssl)
- return ssl->EccSignCtx;
- return NULL;
- }
- void wolfSSL_CTX_SetEccVerifyCb(WOLFSSL_CTX* ctx, CallbackEccVerify cb)
- {
- if (ctx)
- ctx->EccVerifyCb = cb;
- }
- void wolfSSL_SetEccVerifyCtx(WOLFSSL* ssl, void *ctx)
- {
- if (ssl)
- ssl->EccVerifyCtx = ctx;
- }
- void* wolfSSL_GetEccVerifyCtx(WOLFSSL* ssl)
- {
- if (ssl)
- return ssl->EccVerifyCtx;
- return NULL;
- }
- void wolfSSL_CTX_SetEccSharedSecretCb(WOLFSSL_CTX* ctx, CallbackEccSharedSecret cb)
- {
- if (ctx)
- ctx->EccSharedSecretCb = cb;
- }
- void wolfSSL_SetEccSharedSecretCtx(WOLFSSL* ssl, void *ctx)
- {
- if (ssl)
- ssl->EccSharedSecretCtx = ctx;
- }
- void* wolfSSL_GetEccSharedSecretCtx(WOLFSSL* ssl)
- {
- if (ssl)
- return ssl->EccSharedSecretCtx;
- return NULL;
- }
- #endif /* HAVE_ECC */
- #ifdef HAVE_ED25519
- void wolfSSL_CTX_SetEd25519SignCb(WOLFSSL_CTX* ctx, CallbackEd25519Sign cb)
- {
- if (ctx)
- ctx->Ed25519SignCb = cb;
- }
- void wolfSSL_SetEd25519SignCtx(WOLFSSL* ssl, void *ctx)
- {
- if (ssl)
- ssl->Ed25519SignCtx = ctx;
- }
- void* wolfSSL_GetEd25519SignCtx(WOLFSSL* ssl)
- {
- if (ssl)
- return ssl->Ed25519SignCtx;
- return NULL;
- }
- void wolfSSL_CTX_SetEd25519VerifyCb(WOLFSSL_CTX* ctx, CallbackEd25519Verify cb)
- {
- if (ctx)
- ctx->Ed25519VerifyCb = cb;
- }
- void wolfSSL_SetEd25519VerifyCtx(WOLFSSL* ssl, void *ctx)
- {
- if (ssl)
- ssl->Ed25519VerifyCtx = ctx;
- }
- void* wolfSSL_GetEd25519VerifyCtx(WOLFSSL* ssl)
- {
- if (ssl)
- return ssl->Ed25519VerifyCtx;
- return NULL;
- }
- #endif /* HAVE_ED25519 */
- #ifdef HAVE_CURVE25519
- void wolfSSL_CTX_SetX25519KeyGenCb(WOLFSSL_CTX* ctx,
- CallbackX25519KeyGen cb)
- {
- if (ctx)
- ctx->X25519KeyGenCb = cb;
- }
- void wolfSSL_SetX25519KeyGenCtx(WOLFSSL* ssl, void *ctx)
- {
- if (ssl)
- ssl->X25519KeyGenCtx = ctx;
- }
- void* wolfSSL_GetX25519KeyGenCtx(WOLFSSL* ssl)
- {
- if (ssl)
- return ssl->X25519KeyGenCtx;
- return NULL;
- }
- void wolfSSL_CTX_SetX25519SharedSecretCb(WOLFSSL_CTX* ctx,
- CallbackX25519SharedSecret cb)
- {
- if (ctx)
- ctx->X25519SharedSecretCb = cb;
- }
- void wolfSSL_SetX25519SharedSecretCtx(WOLFSSL* ssl, void *ctx)
- {
- if (ssl)
- ssl->X25519SharedSecretCtx = ctx;
- }
- void* wolfSSL_GetX25519SharedSecretCtx(WOLFSSL* ssl)
- {
- if (ssl)
- return ssl->X25519SharedSecretCtx;
- return NULL;
- }
- #endif /* HAVE_CURVE25519 */
- #ifdef HAVE_ED448
- void wolfSSL_CTX_SetEd448SignCb(WOLFSSL_CTX* ctx, CallbackEd448Sign cb)
- {
- if (ctx)
- ctx->Ed448SignCb = cb;
- }
- void wolfSSL_SetEd448SignCtx(WOLFSSL* ssl, void *ctx)
- {
- if (ssl)
- ssl->Ed448SignCtx = ctx;
- }
- void* wolfSSL_GetEd448SignCtx(WOLFSSL* ssl)
- {
- if (ssl)
- return ssl->Ed448SignCtx;
- return NULL;
- }
- void wolfSSL_CTX_SetEd448VerifyCb(WOLFSSL_CTX* ctx, CallbackEd448Verify cb)
- {
- if (ctx)
- ctx->Ed448VerifyCb = cb;
- }
- void wolfSSL_SetEd448VerifyCtx(WOLFSSL* ssl, void *ctx)
- {
- if (ssl)
- ssl->Ed448VerifyCtx = ctx;
- }
- void* wolfSSL_GetEd448VerifyCtx(WOLFSSL* ssl)
- {
- if (ssl)
- return ssl->Ed448VerifyCtx;
- return NULL;
- }
- #endif /* HAVE_ED448 */
- #ifdef HAVE_CURVE448
- void wolfSSL_CTX_SetX448KeyGenCb(WOLFSSL_CTX* ctx,
- CallbackX448KeyGen cb)
- {
- if (ctx)
- ctx->X448KeyGenCb = cb;
- }
- void wolfSSL_SetX448KeyGenCtx(WOLFSSL* ssl, void *ctx)
- {
- if (ssl)
- ssl->X448KeyGenCtx = ctx;
- }
- void* wolfSSL_GetX448KeyGenCtx(WOLFSSL* ssl)
- {
- if (ssl)
- return ssl->X448KeyGenCtx;
- return NULL;
- }
- void wolfSSL_CTX_SetX448SharedSecretCb(WOLFSSL_CTX* ctx,
- CallbackX448SharedSecret cb)
- {
- if (ctx)
- ctx->X448SharedSecretCb = cb;
- }
- void wolfSSL_SetX448SharedSecretCtx(WOLFSSL* ssl, void *ctx)
- {
- if (ssl)
- ssl->X448SharedSecretCtx = ctx;
- }
- void* wolfSSL_GetX448SharedSecretCtx(WOLFSSL* ssl)
- {
- if (ssl)
- return ssl->X448SharedSecretCtx;
- return NULL;
- }
- #endif /* HAVE_CURVE448 */
- #ifndef NO_RSA
- void wolfSSL_CTX_SetRsaSignCb(WOLFSSL_CTX* ctx, CallbackRsaSign cb)
- {
- if (ctx)
- ctx->RsaSignCb = cb;
- }
- void wolfSSL_CTX_SetRsaSignCheckCb(WOLFSSL_CTX* ctx, CallbackRsaVerify cb)
- {
- if (ctx)
- ctx->RsaSignCheckCb = cb;
- }
- void wolfSSL_SetRsaSignCtx(WOLFSSL* ssl, void *ctx)
- {
- if (ssl)
- ssl->RsaSignCtx = ctx;
- }
- void* wolfSSL_GetRsaSignCtx(WOLFSSL* ssl)
- {
- if (ssl)
- return ssl->RsaSignCtx;
- return NULL;
- }
- void wolfSSL_CTX_SetRsaVerifyCb(WOLFSSL_CTX* ctx, CallbackRsaVerify cb)
- {
- if (ctx)
- ctx->RsaVerifyCb = cb;
- }
- void wolfSSL_SetRsaVerifyCtx(WOLFSSL* ssl, void *ctx)
- {
- if (ssl)
- ssl->RsaVerifyCtx = ctx;
- }
- void* wolfSSL_GetRsaVerifyCtx(WOLFSSL* ssl)
- {
- if (ssl)
- return ssl->RsaVerifyCtx;
- return NULL;
- }
- #ifdef WC_RSA_PSS
- void wolfSSL_CTX_SetRsaPssSignCb(WOLFSSL_CTX* ctx, CallbackRsaPssSign cb)
- {
- if (ctx)
- ctx->RsaPssSignCb = cb;
- }
- void wolfSSL_CTX_SetRsaPssSignCheckCb(WOLFSSL_CTX* ctx, CallbackRsaPssVerify cb)
- {
- if (ctx)
- ctx->RsaPssSignCheckCb = cb;
- }
- void wolfSSL_SetRsaPssSignCtx(WOLFSSL* ssl, void *ctx)
- {
- if (ssl)
- ssl->RsaPssSignCtx = ctx;
- }
- void* wolfSSL_GetRsaPssSignCtx(WOLFSSL* ssl)
- {
- if (ssl)
- return ssl->RsaPssSignCtx;
- return NULL;
- }
- void wolfSSL_CTX_SetRsaPssVerifyCb(WOLFSSL_CTX* ctx, CallbackRsaPssVerify cb)
- {
- if (ctx)
- ctx->RsaPssVerifyCb = cb;
- }
- void wolfSSL_SetRsaPssVerifyCtx(WOLFSSL* ssl, void *ctx)
- {
- if (ssl)
- ssl->RsaPssVerifyCtx = ctx;
- }
- void* wolfSSL_GetRsaPssVerifyCtx(WOLFSSL* ssl)
- {
- if (ssl)
- return ssl->RsaPssVerifyCtx;
- return NULL;
- }
- #endif /* WC_RSA_PSS */
- void wolfSSL_CTX_SetRsaEncCb(WOLFSSL_CTX* ctx, CallbackRsaEnc cb)
- {
- if (ctx)
- ctx->RsaEncCb = cb;
- }
- void wolfSSL_SetRsaEncCtx(WOLFSSL* ssl, void *ctx)
- {
- if (ssl)
- ssl->RsaEncCtx = ctx;
- }
- void* wolfSSL_GetRsaEncCtx(WOLFSSL* ssl)
- {
- if (ssl)
- return ssl->RsaEncCtx;
- return NULL;
- }
- void wolfSSL_CTX_SetRsaDecCb(WOLFSSL_CTX* ctx, CallbackRsaDec cb)
- {
- if (ctx)
- ctx->RsaDecCb = cb;
- }
- void wolfSSL_SetRsaDecCtx(WOLFSSL* ssl, void *ctx)
- {
- if (ssl)
- ssl->RsaDecCtx = ctx;
- }
- void* wolfSSL_GetRsaDecCtx(WOLFSSL* ssl)
- {
- if (ssl)
- return ssl->RsaDecCtx;
- return NULL;
- }
- #endif /* NO_RSA */
- #endif /* HAVE_PK_CALLBACKS */
- #endif /* NO_CERTS */
- #if defined(HAVE_PK_CALLBACKS) && !defined(NO_DH)
- void wolfSSL_CTX_SetDhAgreeCb(WOLFSSL_CTX* ctx, CallbackDhAgree cb)
- {
- if (ctx)
- ctx->DhAgreeCb = cb;
- }
- void wolfSSL_SetDhAgreeCtx(WOLFSSL* ssl, void *ctx)
- {
- if (ssl)
- ssl->DhAgreeCtx = ctx;
- }
- void* wolfSSL_GetDhAgreeCtx(WOLFSSL* ssl)
- {
- if (ssl)
- return ssl->DhAgreeCtx;
- return NULL;
- }
- #endif /* HAVE_PK_CALLBACKS && !NO_DH */
- #ifdef WOLFSSL_HAVE_WOLFSCEP
- /* Used by autoconf to see if wolfSCEP is available */
- void wolfSSL_wolfSCEP(void) {}
- #endif
- #ifdef WOLFSSL_HAVE_CERT_SERVICE
- /* Used by autoconf to see if cert service is available */
- void wolfSSL_cert_service(void) {}
- #endif
- #if (defined(OPENSSL_EXTRA) || defined(OPENSSL_EXTRA_X509_SMALL)) && \
- !defined(WOLFCRYPT_ONLY)
- #ifndef NO_CERTS
- void wolfSSL_X509_NAME_free(WOLFSSL_X509_NAME *name)
- {
- WOLFSSL_ENTER("wolfSSL_X509_NAME_free");
- FreeX509Name(name);
- XFREE(name, NULL, DYNAMIC_TYPE_X509);
- }
- /* Malloc's a new WOLFSSL_X509_NAME structure
- *
- * returns NULL on failure, otherwise returns a new structure.
- */
- WOLFSSL_X509_NAME* wolfSSL_X509_NAME_new(void)
- {
- WOLFSSL_X509_NAME* name;
- WOLFSSL_ENTER("wolfSSL_X509_NAME_new");
- name = (WOLFSSL_X509_NAME*)XMALLOC(sizeof(WOLFSSL_X509_NAME), NULL,
- DYNAMIC_TYPE_X509);
- if (name != NULL) {
- InitX509Name(name, 1, NULL);
- }
- return name;
- }
- /* Creates a duplicate of a WOLFSSL_X509_NAME structure.
- Returns a new WOLFSSL_X509_NAME structure or NULL on failure */
- WOLFSSL_X509_NAME* wolfSSL_X509_NAME_dup(WOLFSSL_X509_NAME *name)
- {
- WOLFSSL_X509_NAME* copy = NULL;
- WOLFSSL_ENTER("wolfSSL_X509_NAME_dup");
- if (name == NULL) {
- WOLFSSL_MSG("NULL parameter");
- return NULL;
- }
- if (!(copy = wolfSSL_X509_NAME_new())) {
- return NULL;
- }
- /* copy contents */
- InitX509Name(copy, 1, name->heap);
- if (wolfSSL_X509_NAME_copy(name, copy) != WOLFSSL_SUCCESS) {
- wolfSSL_X509_NAME_free(copy);
- return NULL;
- }
- return copy;
- }
- #ifdef WOLFSSL_CERT_GEN
- #if defined(WOLFSSL_CERT_REQ) || defined(WOLFSSL_CERT_EXT) || defined(OPENSSL_EXTRA)
- /* Helper function to copy cert name from a WOLFSSL_X509_NAME structure to
- * a Cert structure.
- *
- * returns length of DER on success and a negative error value on failure
- */
- static int CopyX509NameToCert(WOLFSSL_X509_NAME* n, byte* out)
- {
- unsigned char* der = NULL;
- int length = BAD_FUNC_ARG, ret;
- word32 idx = 0;
- ret = wolfSSL_i2d_X509_NAME(n, &der);
- if (ret > (int)sizeof(CertName) || ret < 0) {
- WOLFSSL_MSG("Name conversion error");
- ret = MEMORY_E;
- }
- if (ret > 0) {
- /* strip off sequence, this gets added on certificate creation */
- ret = GetSequence(der, &idx, &length, ret);
- }
- if (ret > 0) {
- XMEMCPY(out, der + idx, length);
- }
- if (der != NULL)
- XFREE(der, NULL, DYNAMIC_TYPE_OPENSSL);
- return length;
- }
- #endif
- #ifdef WOLFSSL_CERT_REQ
- static int ReqCertFromX509(Cert* cert, WOLFSSL_X509* req)
- {
- int ret;
- if (wc_InitCert(cert) != 0)
- return WOLFSSL_FAILURE;
- ret = CopyX509NameToCert(&req->subject, cert->sbjRaw);
- if (ret < 0) {
- WOLFSSL_MSG("REQ subject conversion error");
- ret = MEMORY_E;
- }
- else {
- ret = WOLFSSL_SUCCESS;
- }
- if (ret == WOLFSSL_SUCCESS) {
- cert->version = req->version;
- cert->isCA = req->isCa;
- #ifdef WOLFSSL_CERT_EXT
- if (req->subjKeyIdSz != 0) {
- XMEMCPY(cert->skid, req->subjKeyId, req->subjKeyIdSz);
- cert->skidSz = req->subjKeyIdSz;
- }
- if (req->keyUsageSet)
- cert->keyUsage = req->keyUsage;
- /* Extended Key Usage not supported. */
- #endif
- #ifdef WOLFSSL_CERT_REQ
- XMEMCPY(cert->challengePw, req->challengePw, CTC_NAME_SIZE);
- cert->challengePwPrintableString = req->challengePw[0] != 0;
- #endif
- #ifdef WOLFSSL_ALT_NAMES
- cert->altNamesSz = FlattenAltNames(cert->altNames,
- sizeof(cert->altNames), req->altNames);
- #endif /* WOLFSSL_ALT_NAMES */
- }
- return ret;
- }
- #endif /* WOLFSSL_CERT_REQ */
- #ifdef WOLFSSL_ALT_NAMES
- /* converts WOLFSSL_AN1_TIME to Cert form, returns positive size on
- * success */
- static int CertDateFromX509(byte* out, int outSz, WOLFSSL_ASN1_TIME* t)
- {
- int sz, i;
- if (t->length + 1 >= outSz) {
- return BUFFER_E;
- }
- out[0] = t->type;
- sz = SetLength(t->length, out + 1) + 1; /* gen tag */
- for (i = 0; i < t->length; i++) {
- out[sz + i] = t->data[i];
- }
- return t->length + sz;
- }
- #endif /* WOLFSSL_ALT_NAMES */
- /* convert a WOLFSSL_X509 to a Cert structure for writing out */
- static int CertFromX509(Cert* cert, WOLFSSL_X509* x509)
- {
- int ret;
- #ifdef WOLFSSL_CERT_EXT
- int i;
- #endif
- WOLFSSL_ENTER("wolfSSL_X509_to_Cert()");
- if (x509 == NULL || cert == NULL) {
- return BAD_FUNC_ARG;
- }
- wc_InitCert(cert);
- cert->version = (int)wolfSSL_X509_get_version(x509);
- #ifdef WOLFSSL_ALT_NAMES
- if (x509->notBefore.length > 0) {
- cert->beforeDateSz = CertDateFromX509(cert->beforeDate,
- CTC_DATE_SIZE, &x509->notBefore);
- if (cert->beforeDateSz <= 0){
- WOLFSSL_MSG("Not before date error");
- return WOLFSSL_FAILURE;
- }
- }
- else {
- cert->beforeDateSz = 0;
- }
- if (x509->notAfter.length > 0) {
- cert->afterDateSz = CertDateFromX509(cert->afterDate,
- CTC_DATE_SIZE, &x509->notAfter);
- if (cert->afterDateSz <= 0){
- WOLFSSL_MSG("Not after date error");
- return WOLFSSL_FAILURE;
- }
- }
- else {
- cert->afterDateSz = 0;
- }
- cert->altNamesSz = FlattenAltNames(cert->altNames,
- sizeof(cert->altNames), x509->altNames);
- #endif /* WOLFSSL_ALT_NAMES */
- cert->sigType = wolfSSL_X509_get_signature_type(x509);
- cert->keyType = x509->pubKeyOID;
- cert->isCA = wolfSSL_X509_get_isCA(x509);
- #ifdef WOLFSSL_CERT_EXT
- if (x509->subjKeyIdSz < CTC_MAX_SKID_SIZE) {
- if (x509->subjKeyId) {
- XMEMCPY(cert->skid, x509->subjKeyId, x509->subjKeyIdSz);
- }
- cert->skidSz = (int)x509->subjKeyIdSz;
- }
- else {
- WOLFSSL_MSG("Subject Key ID too large");
- return WOLFSSL_FAILURE;
- }
- if (x509->authKeyIdSz < CTC_MAX_AKID_SIZE) {
- if (x509->authKeyId) {
- XMEMCPY(cert->akid, x509->authKeyId, x509->authKeyIdSz);
- }
- cert->akidSz = (int)x509->authKeyIdSz;
- }
- else {
- WOLFSSL_MSG("Auth Key ID too large");
- return WOLFSSL_FAILURE;
- }
- for (i = 0; i < x509->certPoliciesNb; i++) {
- /* copy the smaller of MAX macros, by default they are currently equal*/
- if ((int)CTC_MAX_CERTPOL_SZ <= (int)MAX_CERTPOL_SZ) {
- XMEMCPY(cert->certPolicies[i], x509->certPolicies[i],
- CTC_MAX_CERTPOL_SZ);
- }
- else {
- XMEMCPY(cert->certPolicies[i], x509->certPolicies[i],
- MAX_CERTPOL_SZ);
- }
- }
- cert->certPoliciesNb = (word16)x509->certPoliciesNb;
- cert->keyUsage = x509->keyUsage;
- #endif /* WOLFSSL_CERT_EXT */
- #ifdef WOLFSSL_CERT_REQ
- /* copy over challenge password for REQ certs */
- XMEMCPY(cert->challengePw, x509->challengePw, CTC_NAME_SIZE);
- #endif
- /* set serial number */
- if (x509->serialSz > 0) {
- #if defined(OPENSSL_EXTRA)
- byte serial[EXTERNAL_SERIAL_SIZE];
- int serialSz = EXTERNAL_SERIAL_SIZE;
- ret = wolfSSL_X509_get_serial_number(x509, serial, &serialSz);
- if (ret != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Serial size error");
- return WOLFSSL_FAILURE;
- }
- if (serialSz > EXTERNAL_SERIAL_SIZE ||
- serialSz > CTC_SERIAL_SIZE) {
- WOLFSSL_MSG("Serial size too large error");
- return WOLFSSL_FAILURE;
- }
- XMEMCPY(cert->serial, serial, serialSz);
- cert->serialSz = serialSz;
- #else
- WOLFSSL_MSG("Getting X509 serial number not supported");
- return WOLFSSL_FAILURE;
- #endif
- }
- /* copy over Name structures */
- if (x509->issuerSet)
- cert->selfSigned = 0;
- #if defined(WOLFSSL_CERT_EXT) || defined(OPENSSL_EXTRA)
- ret = CopyX509NameToCert(&x509->subject, cert->sbjRaw);
- if (ret < 0) {
- WOLFSSL_MSG("Subject conversion error");
- return MEMORY_E;
- }
- if (cert->selfSigned) {
- XMEMCPY(cert->issRaw, cert->sbjRaw, sizeof(CertName));
- }
- else {
- ret = CopyX509NameToCert(&x509->issuer, cert->issRaw);
- if (ret < 0) {
- WOLFSSL_MSG("Issuer conversion error");
- return MEMORY_E;
- }
- }
- #endif
- cert->heap = x509->heap;
- (void)ret;
- return WOLFSSL_SUCCESS;
- }
- /* returns the sig type to use on success i.e CTC_SHAwRSA and WOLFSSL_FALURE
- * on fail case */
- static int wolfSSL_sigTypeFromPKEY(WOLFSSL_EVP_MD* md,
- WOLFSSL_EVP_PKEY* pkey)
- {
- int hashType;
- int sigType = WOLFSSL_FAILURE;
- #if !defined(NO_PWDBASED) && defined(OPENSSL_EXTRA)
- /* Convert key type and hash algorithm to a signature algorithm */
- if (wolfSSL_EVP_get_hashinfo(md, &hashType, NULL) == WOLFSSL_FAILURE) {
- return WOLFSSL_FAILURE;
- }
- #else
- (void)md;
- WOLFSSL_MSG("Cannot get hashinfo when NO_PWDBASED is defined");
- return WOLFSSL_FAILURE;
- #endif /* !defined(NO_PWDBASED) */
- if (pkey->type == EVP_PKEY_RSA) {
- switch (hashType) {
- case WC_HASH_TYPE_SHA:
- sigType = CTC_SHAwRSA;
- break;
- case WC_HASH_TYPE_SHA224:
- sigType = CTC_SHA224wRSA;
- break;
- case WC_HASH_TYPE_SHA256:
- sigType = CTC_SHA256wRSA;
- break;
- case WC_HASH_TYPE_SHA384:
- sigType = CTC_SHA384wRSA;
- break;
- case WC_HASH_TYPE_SHA512:
- sigType = CTC_SHA512wRSA;
- break;
- #ifdef WOLFSSL_SHA3
- case WC_HASH_TYPE_SHA3_224:
- sigType = CTC_SHA3_224wRSA;
- break;
- case WC_HASH_TYPE_SHA3_256:
- sigType = CTC_SHA3_256wRSA;
- break;
- case WC_HASH_TYPE_SHA3_384:
- sigType = CTC_SHA3_384wRSA;
- break;
- case WC_HASH_TYPE_SHA3_512:
- sigType = CTC_SHA3_512wRSA;
- break;
- #endif
- default:
- return WOLFSSL_FAILURE;
- }
- }
- else if (pkey->type == EVP_PKEY_EC) {
- switch (hashType) {
- case WC_HASH_TYPE_SHA:
- sigType = CTC_SHAwECDSA;
- break;
- case WC_HASH_TYPE_SHA224:
- sigType = CTC_SHA224wECDSA;
- break;
- case WC_HASH_TYPE_SHA256:
- sigType = CTC_SHA256wECDSA;
- break;
- case WC_HASH_TYPE_SHA384:
- sigType = CTC_SHA384wECDSA;
- break;
- case WC_HASH_TYPE_SHA512:
- sigType = CTC_SHA512wECDSA;
- break;
- #ifdef WOLFSSL_SHA3
- case WC_HASH_TYPE_SHA3_224:
- sigType = CTC_SHA3_224wECDSA;
- break;
- case WC_HASH_TYPE_SHA3_256:
- sigType = CTC_SHA3_256wECDSA;
- break;
- case WC_HASH_TYPE_SHA3_384:
- sigType = CTC_SHA3_384wECDSA;
- break;
- case WC_HASH_TYPE_SHA3_512:
- sigType = CTC_SHA3_512wECDSA;
- break;
- #endif
- default:
- return WOLFSSL_FAILURE;
- }
- }
- else
- return WOLFSSL_FAILURE;
- return sigType;
- }
- /* generates DER buffer from WOLFSSL_X509
- * If req == 1 then creates a request DER buffer
- *
- * updates derSz with certificate body size on success
- * return WOLFSSL_SUCCESS on success
- */
- static int wolfssl_x509_make_der(WOLFSSL_X509* x509, int req,
- unsigned char* der, int* derSz, int includeSig)
- {
- int ret = WOLFSSL_FAILURE;
- int totalLen;
- Cert cert;
- void* key = NULL;
- int type = -1;
- #ifndef NO_RSA
- RsaKey rsa;
- #endif
- #ifdef HAVE_ECC
- ecc_key ecc;
- #endif
- #ifndef NO_DSA
- DsaKey dsa;
- #endif
- WC_RNG rng;
- word32 idx = 0;
- if (x509 == NULL || der == NULL || derSz == NULL)
- return BAD_FUNC_ARG;
- #ifndef WOLFSSL_CERT_REQ
- if (req) {
- WOLFSSL_MSG("WOLFSSL_CERT_REQ needed for certificate request");
- return WOLFSSL_FAILURE;
- }
- #endif
- #ifdef WOLFSSL_CERT_REQ
- if (req) {
- if (ReqCertFromX509(&cert, x509) != WOLFSSL_SUCCESS)
- return WOLFSSL_FAILURE;
- }
- else
- #endif
- {
- /* Create a Cert that has the certificate fields. */
- if (CertFromX509(&cert, x509) != WOLFSSL_SUCCESS)
- return WOLFSSL_FAILURE;
- }
- /* Create a public key object from requests public key. */
- #ifndef NO_RSA
- if (x509->pubKeyOID == RSAk) {
- type = RSA_TYPE;
- ret = wc_InitRsaKey(&rsa, x509->heap);
- if (ret != 0)
- return ret;
- ret = wc_RsaPublicKeyDecode(x509->pubKey.buffer, &idx, &rsa,
- x509->pubKey.length);
- if (ret != 0) {
- wc_FreeRsaKey(&rsa);
- return ret;
- }
- key = (void*)&rsa;
- }
- #endif
- #ifdef HAVE_ECC
- if (x509->pubKeyOID == ECDSAk) {
- type = ECC_TYPE;
- ret = wc_ecc_init(&ecc);
- if (ret != 0)
- return ret;
- ret = wc_EccPublicKeyDecode(x509->pubKey.buffer, &idx, &ecc,
- x509->pubKey.length);
- if (ret != 0) {
- wc_ecc_free(&ecc);
- return ret;
- }
- key = (void*)&ecc;
- }
- #endif
- #ifndef NO_DSA
- if (x509->pubKeyOID == DSAk) {
- type = DSA_TYPE;
- ret = wc_InitDsaKey(&dsa);
- if (ret != 0)
- return ret;
- ret = wc_DsaPublicKeyDecode(x509->pubKey.buffer, &idx, &dsa,
- x509->pubKey.length);
- if (ret != 0) {
- wc_FreeDsaKey(&dsa);
- return ret;
- }
- key = (void*)&dsa;
- }
- #endif
- if (key == NULL) {
- WOLFSSL_MSG("No public key found for certificate");
- return WOLFSSL_FAILURE;
- }
- /* Make the body of the certificate request. */
- #ifdef WOLFSSL_CERT_REQ
- if (req) {
- ret = wc_MakeCertReq_ex(&cert, der, *derSz, type, key);
- }
- else
- #endif
- {
- ret = wc_InitRng(&rng);
- if (ret != 0)
- return WOLFSSL_FAILURE;
- ret = wc_MakeCert_ex(&cert, der, *derSz, type, key, &rng);
- wc_FreeRng(&rng);
- }
- if (ret <= 0) {
- ret = WOLFSSL_FAILURE;
- goto cleanup;
- }
- if ((x509->serialSz == 0) &&
- (cert.serialSz <= EXTERNAL_SERIAL_SIZE) &&
- (cert.serialSz > 0)) {
- #if defined(OPENSSL_EXTRA)
- WOLFSSL_ASN1_INTEGER *i = wolfSSL_ASN1_INTEGER_new();
- if (i == NULL) {
- WOLFSSL_MSG("wolfSSL_ASN1_INTEGER_new error");
- ret = WOLFSSL_FAILURE;
- goto cleanup;
- }
- else {
- i->length = cert.serialSz + 2;
- i->data[0] = ASN_INTEGER;
- i->data[1] = cert.serialSz;
- XMEMCPY(i->data + 2, cert.serial, cert.serialSz);
- if (wolfSSL_X509_set_serialNumber(x509, i) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Issue setting generated serial number");
- wolfSSL_ASN1_INTEGER_free(i);
- ret = WOLFSSL_FAILURE;
- goto cleanup;
- }
- wolfSSL_ASN1_INTEGER_free(i);
- }
- #else
- WOLFSSL_MSG("ASN1_INTEGER API not in build");
- ret = WOLFSSL_FAILURE;
- goto cleanup;
- #endif /* OPENSSL_EXTRA */
- }
- if (includeSig) {
- if (!x509->sig.buffer) {
- WOLFSSL_MSG("No signature buffer");
- ret = WOLFSSL_FAILURE;
- goto cleanup;
- }
- totalLen = AddSignature(NULL, ret, NULL, x509->sig.length,
- x509->sigOID);
- if (totalLen > *derSz) {
- WOLFSSL_MSG("Output der buffer too short");
- ret = WOLFSSL_FAILURE;
- goto cleanup;
- }
- ret = AddSignature(der, ret, x509->sig.buffer,
- x509->sig.length, x509->sigOID);
- }
- *derSz = ret;
- ret = WOLFSSL_SUCCESS;
- cleanup:
- /* Dispose of the public key object. */
- #ifndef NO_RSA
- if (x509->pubKeyOID == RSAk)
- wc_FreeRsaKey(&rsa);
- #endif
- #ifdef HAVE_ECC
- if (x509->pubKeyOID == ECDSAk)
- wc_ecc_free(&ecc);
- #endif
- return ret;
- }
- /* signs a der buffer for the WOLFSSL_X509 structure using the PKEY and MD
- * hash passed in
- *
- * WARNING: this free's and replaces the existing DER buffer in the
- * WOLFSSL_X509 with the newly signed buffer.
- * returns size of signed buffer on success and negative values on fail
- */
- static int wolfSSL_X509_resign_cert(WOLFSSL_X509* x509, int req,
- unsigned char* der, int derSz, int certBodySz, WOLFSSL_EVP_MD* md,
- WOLFSSL_EVP_PKEY* pkey)
- {
- int ret;
- void* key = NULL;
- int type = -1;
- int sigType;
- WC_RNG rng;
- (void)req;
- WOLFSSL_ENTER("wolfSSL_X509_resign_cert");
- sigType = wolfSSL_sigTypeFromPKEY(md, pkey);
- if (sigType == WOLFSSL_FAILURE) {
- WOLFSSL_MSG("Error getting signature type from pkey");
- return WOLFSSL_FATAL_ERROR;
- }
- /* Get the private key object and type from pkey. */
- #ifndef NO_RSA
- if (pkey->type == EVP_PKEY_RSA) {
- type = RSA_TYPE;
- key = pkey->rsa->internal;
- }
- #endif
- #ifdef HAVE_ECC
- if (pkey->type == EVP_PKEY_EC) {
- type = ECC_TYPE;
- key = pkey->ecc->internal;
- }
- #endif
- /* Sign the certificate (request) body. */
- ret = wc_InitRng(&rng);
- if (ret != 0)
- return ret;
- ret = wc_SignCert_ex(certBodySz, sigType, der, derSz, type, key, &rng);
- wc_FreeRng(&rng);
- if (ret < 0) {
- WOLFSSL_LEAVE("wolfSSL_X509_resign_cert", ret);
- return ret;
- }
- derSz = ret;
- /* Extract signature from buffer */
- {
- word32 idx = 0;
- int len = 0;
- /* Read top level sequence */
- if (GetSequence(der, &idx, &len, derSz) < 0) {
- WOLFSSL_MSG("GetSequence error");
- return WOLFSSL_FATAL_ERROR;
- }
- /* Move idx to signature */
- idx += certBodySz;
- /* Read signature algo sequence */
- if (GetSequence(der, &idx, &len, derSz) < 0) {
- WOLFSSL_MSG("GetSequence error");
- return WOLFSSL_FATAL_ERROR;
- }
- idx += len;
- /* Read signature bit string */
- if (CheckBitString(der, &idx, &len, derSz, 0, NULL) != 0) {
- WOLFSSL_MSG("CheckBitString error");
- return WOLFSSL_FATAL_ERROR;
- }
- /* Sanity check */
- if (idx + len != (word32)derSz) {
- WOLFSSL_MSG("unexpected asn1 structure");
- return WOLFSSL_FATAL_ERROR;
- }
- x509->sig.length = 0;
- if (x509->sig.buffer)
- XFREE(x509->sig.buffer, x509->heap, DYNAMIC_TYPE_SIGNATURE);
- x509->sig.buffer = (byte*)XMALLOC(len, x509->heap,
- DYNAMIC_TYPE_SIGNATURE);
- if (!x509->sig.buffer) {
- WOLFSSL_MSG("malloc error");
- return WOLFSSL_FATAL_ERROR;
- }
- XMEMCPY(x509->sig.buffer, der + idx, len);
- x509->sig.length = len;
- }
- /* Put in the new certificate encoding into the x509 object. */
- FreeDer(&x509->derCert);
- type = CERT_TYPE;
- #ifdef WOLFSSL_CERT_REQ
- if (req) {
- type = CERTREQ_TYPE;
- }
- #endif
- if (AllocDer(&x509->derCert, derSz, type, NULL) != 0)
- return WOLFSSL_FATAL_ERROR;
- XMEMCPY(x509->derCert->buffer, der, derSz);
- x509->derCert->length = derSz;
- return ret;
- }
- #ifndef WC_MAX_X509_GEN
- /* able to override max size until dynamic buffer created */
- #define WC_MAX_X509_GEN 4096
- #endif
- /* returns the size of signature on success */
- int wolfSSL_X509_sign(WOLFSSL_X509* x509, WOLFSSL_EVP_PKEY* pkey,
- const WOLFSSL_EVP_MD* md)
- {
- int ret;
- /* @TODO dynamic set based on expected cert size */
- byte *der = (byte *)XMALLOC(WC_MAX_X509_GEN, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- int derSz = WC_MAX_X509_GEN;
- WOLFSSL_ENTER("wolfSSL_X509_sign");
- if (x509 == NULL || pkey == NULL || md == NULL) {
- ret = WOLFSSL_FAILURE;
- goto out;
- }
- x509->sigOID = wolfSSL_sigTypeFromPKEY((WOLFSSL_EVP_MD*)md, pkey);
- if ((ret = wolfssl_x509_make_der(x509, 0, der, &derSz, 0)) !=
- WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Unable to make DER for X509");
- WOLFSSL_LEAVE("wolfSSL_X509_sign", ret);
- (void)ret;
- ret = WOLFSSL_FAILURE;
- goto out;
- }
- ret = wolfSSL_X509_resign_cert(x509, 0, der, WC_MAX_X509_GEN, derSz,
- (WOLFSSL_EVP_MD*)md, pkey);
- if (ret <= 0) {
- WOLFSSL_LEAVE("wolfSSL_X509_sign", ret);
- ret = WOLFSSL_FAILURE;
- goto out;
- }
- out:
- if (der)
- XFREE(der, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- return ret;
- }
- #if defined(OPENSSL_EXTRA)
- int wolfSSL_X509_sign_ctx(WOLFSSL_X509 *x509, WOLFSSL_EVP_MD_CTX *ctx)
- {
- WOLFSSL_ENTER("wolfSSL_X509_sign_ctx");
- if (!x509 || !ctx || !ctx->pctx || !ctx->pctx->pkey) {
- WOLFSSL_MSG("Bad parameter");
- return WOLFSSL_FAILURE;
- }
- return wolfSSL_X509_sign(x509, ctx->pctx->pkey, wolfSSL_EVP_MD_CTX_md(ctx));
- }
- #endif /* OPENSSL_EXTRA */
- /* Guarded by either
- * A) WOLFSSL_WPAS_SMALL is on or
- * B) (OPENSSL_EXTRA or OPENSSL_EXTRA_X509_SMALL) + WOLFSSL_CERT_GEN +
- * (WOLFSSL_CERT_REQ or WOLFSSL_CERT_EXT or OPENSSL_EXTRA) has been
- * defined
- */
- #if defined(WOLFSSL_WPAS_SMALL) || \
- (defined(OPENSSL_EXTRA) || defined(OPENSSL_EXTRA_X509_SMALL)) && \
- defined(WOLFSSL_CERT_GEN) && \
- (defined(WOLFSSL_CERT_REQ) || defined(WOLFSSL_CERT_EXT) || \
- defined(OPENSSL_EXTRA))
- /* Converts from NID_* value to wolfSSL value if needed.
- *
- * @param [in] nid Numeric Id of a domain name component.
- * @return Domain name tag values - wolfSSL internal values.
- * @return -1 when nid isn't known.
- */
- static int ConvertNIDToWolfSSL(int nid)
- {
- switch (nid) {
- case NID_commonName : return ASN_COMMON_NAME;
- case NID_surname : return ASN_SUR_NAME;
- case NID_countryName: return ASN_COUNTRY_NAME;
- case NID_localityName: return ASN_LOCALITY_NAME;
- case NID_stateOrProvinceName: return ASN_STATE_NAME;
- case NID_organizationName: return ASN_ORG_NAME;
- case NID_organizationalUnitName: return ASN_ORGUNIT_NAME;
- case NID_emailAddress: return ASN_EMAIL_NAME;
- case NID_serialNumber: return ASN_SERIAL_NUMBER;
- case NID_businessCategory: return ASN_BUS_CAT;
- case NID_domainComponent: return ASN_DOMAIN_COMPONENT;
- default:
- WOLFSSL_MSG("Attribute NID not found");
- return -1;
- }
- }
- #if defined(OPENSSL_ALL)
- /* Convert ASN1 input string into canonical ASN1 string */
- /* , which has the following rules: */
- /* convert to UTF8 */
- /* convert to lower case */
- /* multi-spaces collapsed */
- /* @param asn_out a pointer to ASN1_STRING to be converted */
- /* @param asn_in a pointer to input ASN1_STRING */
- /* @return WOLFSSL_SUCCESS on successful converted, otherwise <=0 error code*/
- static int wolfSSL_ASN1_STRING_canon(WOLFSSL_ASN1_STRING* asn_out,
- const WOLFSSL_ASN1_STRING* asn_in)
- {
- char* dst;
- char* src;
- int i, len;
- WOLFSSL_ENTER("wolfSSL_ASN1_STRING_canon");
- /* sanity check */
- if (asn_out == NULL || asn_in == NULL) {
- WOLFSSL_MSG("invalid function arguments");
- return BAD_FUNC_ARG;
- }
- switch (asn_in->type) {
- case MBSTRING_UTF8:
- case V_ASN1_PRINTABLESTRING:
- break;
- default:
- WOLFSSL_MSG("just copy string");
- return wolfSSL_ASN1_STRING_copy(asn_out, asn_in);
- }
- /* type is set as UTF8 */
- asn_out->type = MBSTRING_UTF8;
- asn_out->length = wolfSSL_ASN1_STRING_to_UTF8(
- (unsigned char**)&asn_out->data, (WOLFSSL_ASN1_STRING*)asn_in);
- if (asn_out->length < 0) {
- return WOLFSSL_FAILURE;
- }
- /* point to the last */
- dst = asn_out->data + asn_out->length;
- /* point to the start */
- src = asn_out->data;
- len = asn_out->length;
- /* trimming spaces at the head and tail */
- dst--;
- for (; (len > 0 && XISSPACE(*dst)); len--) {
- dst--;
- }
- for (; (len > 0 && XISSPACE(*src)); len--) {
- src++;
- }
- /* point to the start */
- dst = asn_out->data;
- for (i = 0; i < len; dst++, i++) {
- if (!XISASCII(*src)) {
- /* keep non-ascii code */
- *dst = *src++;
- } else if (XISSPACE(*src)) {
- *dst = 0x20; /* space */
- /* remove the rest of spaces */
- while (XISSPACE(*++src) && i++ < len);
- } else {
- *dst = XTOLOWER(*src++);
- }
- }
- /* put actual length */
- asn_out->length = (int)(dst - asn_out->data);
- return WOLFSSL_SUCCESS;
- }
- /* This is to convert the x509 name structure into canonical DER format */
- /* , which has the following rules: */
- /* convert to UTF8 */
- /* convert to lower case */
- /* multi-spaces collapsed */
- /* leading SEQUENCE hader is skipped */
- /* @param name a pointer to X509_NAME that is to be converted */
- /* @param out a pointer to conveted data */
- /* @return a number of converted bytes, otherwise <=0 error code */
- int wolfSSL_i2d_X509_NAME_canon(WOLFSSL_X509_NAME* name, unsigned char** out)
- {
- int totalBytes = 0, i, idx;
- byte *output, *local = NULL;
- #ifdef WOLFSSL_SMALL_STACK
- EncodedName* names = NULL;
- #else
- EncodedName names[MAX_NAME_ENTRIES];
- #endif
- if (out == NULL || name == NULL)
- return BAD_FUNC_ARG;
- #ifdef WOLFSSL_SMALL_STACK
- names = (EncodedName*)XMALLOC(sizeof(EncodedName) * MAX_NAME_ENTRIES, NULL,
- DYNAMIC_TYPE_TMP_BUFFER);
- if (names == NULL)
- return MEMORY_E;
- #endif
- XMEMSET(names, 0, sizeof(EncodedName) * MAX_NAME_ENTRIES);
- for (i = 0; i < MAX_NAME_ENTRIES; i++) {
- WOLFSSL_X509_NAME_ENTRY* entry;
- int ret;
- entry = wolfSSL_X509_NAME_get_entry(name, i);
- if (entry != NULL && entry->set >= 1) {
- const char* nameStr;
- WOLFSSL_ASN1_STRING* data;
- WOLFSSL_ASN1_STRING* cano_data;
- cano_data = wolfSSL_ASN1_STRING_new();
- if (cano_data == NULL) {
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(names, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- #endif
- return MEMORY_E;
- }
- data = wolfSSL_X509_NAME_ENTRY_get_data(entry);
- if (data == NULL) {
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(names, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- #endif
- wolfSSL_ASN1_STRING_free(cano_data);
- WOLFSSL_MSG("Error getting entry data");
- return WOLFSSL_FATAL_ERROR;
- }
- if (wolfSSL_ASN1_STRING_canon(cano_data, data) != WOLFSSL_SUCCESS) {
- return WOLFSSL_FAILURE;
- }
- nameStr = (const char*)wolfSSL_ASN1_STRING_data(cano_data);
- ret = wc_EncodeNameCanonical(&names[i], nameStr, CTC_UTF8,
- ConvertNIDToWolfSSL(entry->nid));
- if (ret < 0) {
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(names, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- #endif
- wolfSSL_ASN1_STRING_free(cano_data);
- WOLFSSL_MSG("EncodeName failed");
- return WOLFSSL_FATAL_ERROR;
- }
- totalBytes += ret;
- wolfSSL_OPENSSL_free(cano_data->data);
- wolfSSL_ASN1_STRING_free(cano_data);
- }
- }
- /* skip header */
- /* check if using buffer passed in */
- if (*out == NULL) {
- *out = local = (unsigned char*)XMALLOC(totalBytes, NULL,
- DYNAMIC_TYPE_OPENSSL);
- if (*out == NULL) {
- return MEMORY_E;
- }
- }
- output = *out;
- idx = 0;
- for (i = 0; i < MAX_NAME_ENTRIES; i++) {
- if (names[i].used) {
- XMEMCPY(output + idx, names[i].encoded, names[i].totalLen);
- idx += names[i].totalLen;
- }
- }
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(names, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- #endif
- /* used existing buffer passed in, so increment pointer */
- if (local == NULL) {
- *out += totalBytes;
- }
- return totalBytes;
- }
- #endif /* OPENSSL_ALL */
- /* Converts the x509 name structure into DER format.
- *
- * out pointer to either a pre setup buffer or a pointer to null for
- * creating a dynamic buffer. In the case that a pre-existing buffer is
- * used out will be incremented the size of the DER buffer on success.
- *
- * returns the size of the buffer on success, or negative value with failure
- */
- int wolfSSL_i2d_X509_NAME(WOLFSSL_X509_NAME* name, unsigned char** out)
- {
- int totalBytes = 0, i, idx;
- byte temp[MAX_SEQ_SZ];
- byte *output, *local = NULL;
- #ifdef WOLFSSL_SMALL_STACK
- EncodedName* names = NULL;
- #else
- EncodedName names[MAX_NAME_ENTRIES];
- #endif
- if (out == NULL || name == NULL)
- return BAD_FUNC_ARG;
- #ifdef WOLFSSL_SMALL_STACK
- names = (EncodedName*)XMALLOC(sizeof(EncodedName) * MAX_NAME_ENTRIES, NULL,
- DYNAMIC_TYPE_TMP_BUFFER);
- if (names == NULL)
- return MEMORY_E;
- #endif
- XMEMSET(names, 0, sizeof(EncodedName) * MAX_NAME_ENTRIES);
- for (i = 0; i < MAX_NAME_ENTRIES; i++) {
- WOLFSSL_X509_NAME_ENTRY* entry;
- int ret;
- entry = wolfSSL_X509_NAME_get_entry(name, i);
- if (entry != NULL && entry->set >= 1) {
- const char* nameStr;
- int type;
- WOLFSSL_ASN1_STRING* data;
- data = wolfSSL_X509_NAME_ENTRY_get_data(entry);
- if (data == NULL) {
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(names, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- #endif
- WOLFSSL_MSG("Error getting entry data");
- return WOLFSSL_FATAL_ERROR;
- }
- nameStr = (const char*)wolfSSL_ASN1_STRING_data(data);
- type = wolfSSL_ASN1_STRING_type(data);
- switch (type) {
- case MBSTRING_UTF8:
- type = CTC_UTF8;
- break;
- case V_ASN1_PRINTABLESTRING:
- type = CTC_PRINTABLE;
- break;
- default:
- WOLFSSL_MSG("Unknown encoding type conversion UTF8 by default");
- type = CTC_UTF8;
- }
- ret = wc_EncodeName(&names[i], nameStr, type,
- ConvertNIDToWolfSSL(entry->nid));
- if (ret < 0) {
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(names, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- #endif
- WOLFSSL_MSG("EncodeName failed");
- return WOLFSSL_FATAL_ERROR;
- }
- totalBytes += ret;
- }
- }
- /* header */
- idx = SetSequence(totalBytes, temp);
- if (totalBytes + idx > ASN_NAME_MAX) {
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(names, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- #endif
- WOLFSSL_MSG("Total Bytes is greater than ASN_NAME_MAX");
- return BUFFER_E;
- }
- /* check if using buffer passed in */
- if (*out == NULL) {
- *out = local = (unsigned char*)XMALLOC(totalBytes + idx, NULL,
- DYNAMIC_TYPE_OPENSSL);
- if (*out == NULL) {
- return MEMORY_E;
- }
- }
- /* header */
- idx = SetSequence(totalBytes, temp);
- if (totalBytes + idx > ASN_NAME_MAX) {
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(names, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- #endif
- WOLFSSL_MSG("Total Bytes is greater than ASN_NAME_MAX");
- return BUFFER_E;
- }
- /* check if using buffer passed in */
- if (*out == NULL) {
- *out = local = (unsigned char*)XMALLOC(totalBytes + idx, name->heap,
- DYNAMIC_TYPE_OPENSSL);
- if (*out == NULL) {
- return MEMORY_E;
- }
- }
- output = *out;
- idx = SetSequence(totalBytes, output);
- totalBytes += idx;
- for (i = 0; i < MAX_NAME_ENTRIES; i++) {
- if (names[i].used) {
- XMEMCPY(output + idx, names[i].encoded, names[i].totalLen);
- idx += names[i].totalLen;
- }
- }
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(names, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- #endif
- /* used existing buffer passed in, so increment pointer */
- if (local == NULL) {
- *out += totalBytes;
- }
- return totalBytes;
- }
- #endif /* OPENSSL_EXTRA || WOLFSSL_WPAS_SMALL */
- #endif /* WOLFSSL_CERT_GEN */
- #if defined(OPENSSL_EXTRA) || defined(OPENSSL_ALL)
- WOLFSSL_X509_NAME *wolfSSL_d2i_X509_NAME(WOLFSSL_X509_NAME **name,
- unsigned char **in, long length)
- {
- WOLFSSL_X509_NAME* tmp = NULL;
- DecodedCert cert;
- WOLFSSL_ENTER("wolfSSL_d2i_X509_NAME");
- if (!in || !*in || length <= 0) {
- WOLFSSL_MSG("Bad argument");
- return NULL;
- }
- /* Set the X509_NAME buffer as the input data for cert.
- * in is NOT a full certificate. Just the name. */
- InitDecodedCert(&cert, *in, (word32)length, NULL);
- /* Parse the X509 subject name */
- if (GetName(&cert, SUBJECT, (int)length) != 0) {
- WOLFSSL_MSG("WOLFSSL_X509_NAME parse error");
- goto cleanup;
- }
- if (!(tmp = wolfSSL_X509_NAME_new())) {
- WOLFSSL_MSG("wolfSSL_X509_NAME_new error");
- goto cleanup;
- }
- if (wolfSSL_X509_NAME_copy((WOLFSSL_X509_NAME*)cert.subjectName,
- tmp) != WOLFSSL_SUCCESS) {
- wolfSSL_X509_NAME_free(tmp);
- tmp = NULL;
- goto cleanup;
- }
- if (name)
- *name = tmp;
- cleanup:
- FreeDecodedCert(&cert);
- return tmp;
- }
- /* Compares the two X509 names. If the size of x is larger then y then a
- * positive value is returned if x is smaller a negative value is returned.
- * In the case that the sizes are equal a the value of strcmp between the
- * two names is returned.
- *
- * x First name for comparison
- * y Second name to compare with x
- */
- int wolfSSL_X509_NAME_cmp(const WOLFSSL_X509_NAME* x,
- const WOLFSSL_X509_NAME* y)
- {
- const char* _x;
- const char* _y;
- WOLFSSL_ENTER("wolfSSL_X509_NAME_cmp");
- if (x == NULL || y == NULL) {
- WOLFSSL_MSG("Bad argument passed in");
- return -2;
- }
- if (x == y) {
- return 0; /* match */
- }
- if (x->sz != y->sz) {
- return x->sz - y->sz;
- }
- /*
- * If the name member is not set or is immediately null terminated then
- * compare the staticName member
- */
- _x = (x->name && *x->name) ? x->name : x->staticName;
- _y = (y->name && *y->name) ? y->name : y->staticName;
- return XSTRNCMP(_x, _y, x->sz); /* y sz is the same */
- }
- #ifndef NO_BIO
- static WOLFSSL_X509 *loadX509orX509REQFromPemBio(WOLFSSL_BIO *bp,
- WOLFSSL_X509 **x, wc_pem_password_cb *cb, void *u, int type)
- {
- WOLFSSL_X509* x509 = NULL;
- #if defined(WOLFSSL_PEM_TO_DER) || defined(WOLFSSL_DER_TO_PEM)
- unsigned char* pem = NULL;
- int pemSz;
- long i = 0, l, footerSz;
- const char* footer = NULL;
- WOLFSSL_ENTER("loadX509orX509REQFromPemBio");
- if (bp == NULL || (type != CERT_TYPE && type != CERTREQ_TYPE)) {
- WOLFSSL_LEAVE("wolfSSL_PEM_read_bio_X509", BAD_FUNC_ARG);
- return NULL;
- }
- if ((l = wolfSSL_BIO_get_len(bp)) <= 0) {
- #if defined(OPENSSL_ALL) || defined(WOLFSSL_NGINX)
- /* No certificate in buffer */
- WOLFSSL_ERROR(ASN_NO_PEM_HEADER);
- #endif
- return NULL;
- }
- pem = (unsigned char*)XMALLOC(l, 0, DYNAMIC_TYPE_PEM);
- if (pem == NULL)
- return NULL;
- XMEMSET(pem, 0, l);
- i = 0;
- if (wc_PemGetHeaderFooter(type, NULL, &footer) != 0) {
- XFREE(pem, 0, DYNAMIC_TYPE_PEM);
- return NULL;
- }
- footerSz = (long)XSTRLEN(footer);
- /* TODO: Inefficient
- * reading in one byte at a time until see the footer
- */
- while ((l = wolfSSL_BIO_read(bp, (char *)&pem[i], 1)) == 1) {
- i++;
- if (i > footerSz && XMEMCMP((char *)&pem[i-footerSz], footer,
- footerSz) == 0) {
- if (wolfSSL_BIO_read(bp, (char *)&pem[i], 1) == 1) {
- /* attempt to read newline following footer */
- i++;
- if (pem[i-1] == '\r') {
- /* found \r , Windows line ending is \r\n so try to read one
- * more byte for \n, ignoring return value */
- (void)wolfSSL_BIO_read(bp, (char *)&pem[i++], 1);
- }
- }
- break;
- }
- }
- #if defined(OPENSSL_ALL) || defined(WOLFSSL_NGINX)
- if (l == 0)
- WOLFSSL_ERROR(ASN_NO_PEM_HEADER);
- #else
- (void)l;
- #endif
- pemSz = (int)i;
- #ifdef WOLFSSL_CERT_REQ
- if (type == CERTREQ_TYPE)
- x509 = wolfSSL_X509_REQ_load_certificate_buffer(pem, pemSz,
- WOLFSSL_FILETYPE_PEM);
- else
- #endif
- x509 = wolfSSL_X509_load_certificate_buffer(pem, pemSz,
- WOLFSSL_FILETYPE_PEM);
- if (x != NULL) {
- *x = x509;
- }
- XFREE(pem, NULL, DYNAMIC_TYPE_PEM);
- #endif /* WOLFSSL_PEM_TO_DER || WOLFSSL_DER_TO_PEM */
- (void)bp;
- (void)x;
- (void)cb;
- (void)u;
- return x509;
- }
- WOLFSSL_X509 *wolfSSL_PEM_read_bio_X509(WOLFSSL_BIO *bp, WOLFSSL_X509 **x,
- wc_pem_password_cb *cb, void *u)
- {
- return loadX509orX509REQFromPemBio(bp, x, cb, u, CERT_TYPE);
- }
- #ifdef WOLFSSL_CERT_REQ
- WOLFSSL_X509 *wolfSSL_PEM_read_bio_X509_REQ(WOLFSSL_BIO *bp, WOLFSSL_X509 **x,
- wc_pem_password_cb *cb, void *u)
- {
- return loadX509orX509REQFromPemBio(bp, x, cb, u, CERTREQ_TYPE);
- }
- #ifndef NO_FILESYSTEM
- WOLFSSL_X509* wolfSSL_PEM_read_X509_REQ(XFILE fp, WOLFSSL_X509** x,
- wc_pem_password_cb* cb, void* u)
- {
- int err = 0;
- WOLFSSL_X509* ret = NULL;
- WOLFSSL_BIO* bio = NULL;
- WOLFSSL_ENTER("wolfSSL_PEM_read_X509_REQ");
- if (fp == XBADFILE) {
- WOLFSSL_MSG("Invalid file.");
- err = 1;
- }
- if (err == 0) {
- bio = wolfSSL_BIO_new(wolfSSL_BIO_s_file());
- if (bio == NULL) {
- WOLFSSL_MSG("Failed to create new BIO with input file.");
- err = 1;
- }
- }
- if (err == 0 && wolfSSL_BIO_set_fp(bio, fp, BIO_CLOSE)
- != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Failed to set BIO file pointer.");
- err = 1;
- }
- if (err == 0) {
- ret = wolfSSL_PEM_read_bio_X509_REQ(bio, x, cb, u);
- }
- if (bio != NULL) {
- wolfSSL_BIO_free(bio);
- }
- return ret;
- }
- #endif /* !NO_FILESYSTEM */
- #endif /* WOLFSSL_CERT_REQ */
- WOLFSSL_X509_CRL *wolfSSL_PEM_read_bio_X509_CRL(WOLFSSL_BIO *bp,
- WOLFSSL_X509_CRL **x, wc_pem_password_cb *cb, void *u)
- {
- #if defined(WOLFSSL_PEM_TO_DER) && defined(HAVE_CRL)
- unsigned char* pem = NULL;
- int pemSz;
- int derSz;
- DerBuffer* der = NULL;
- WOLFSSL_X509_CRL* crl = NULL;
- if ((pemSz = wolfSSL_BIO_get_len(bp)) <= 0) {
- goto err;
- }
- pem = (unsigned char*)XMALLOC(pemSz, 0, DYNAMIC_TYPE_PEM);
- if (pem == NULL) {
- goto err;
- }
- if (wolfSSL_BIO_read(bp, pem, pemSz) != pemSz) {
- goto err;
- }
- if((PemToDer(pem, pemSz, CRL_TYPE, &der, NULL, NULL, NULL)) < 0) {
- goto err;
- }
- derSz = der->length;
- if((crl = wolfSSL_d2i_X509_CRL(x, der->buffer, derSz)) == NULL) {
- goto err;
- }
- err:
- if(pem != NULL) {
- XFREE(pem, 0, DYNAMIC_TYPE_PEM);
- }
- if(der != NULL) {
- FreeDer(&der);
- }
- (void)cb;
- (void)u;
- return crl;
- #else
- (void)bp;
- (void)x;
- (void)cb;
- (void)u;
- return NULL;
- #endif
- }
- #endif /* !NO_BIO */
- #if !defined(NO_FILESYSTEM)
- static void* wolfSSL_PEM_read_X509_ex(XFILE fp, void **x,
- wc_pem_password_cb *cb, void *u, int type)
- {
- unsigned char* pem = NULL;
- int pemSz;
- long i = 0, l;
- void *newx509;
- int derSz;
- DerBuffer* der = NULL;
- WOLFSSL_ENTER("wolfSSL_PEM_read_X509");
- if (fp == XBADFILE) {
- WOLFSSL_LEAVE("wolfSSL_PEM_read_X509", BAD_FUNC_ARG);
- return NULL;
- }
- /* Read cert from file */
- i = XFTELL(fp);
- if (i < 0) {
- WOLFSSL_LEAVE("wolfSSL_PEM_read_X509", BAD_FUNC_ARG);
- return NULL;
- }
- if (XFSEEK(fp, 0, XSEEK_END) != 0)
- return NULL;
- l = XFTELL(fp);
- if (l < 0)
- return NULL;
- if (XFSEEK(fp, i, SEEK_SET) != 0)
- return NULL;
- pemSz = (int)(l - i);
- /* check calculated length */
- if (pemSz > MAX_WOLFSSL_FILE_SIZE || pemSz < 0) {
- WOLFSSL_MSG("PEM_read_X509_ex file size error");
- return NULL;
- }
- /* allocate pem buffer */
- pem = (unsigned char*)XMALLOC(pemSz, NULL, DYNAMIC_TYPE_PEM);
- if (pem == NULL)
- return NULL;
- if ((int)XFREAD((char *)pem, 1, pemSz, fp) != pemSz)
- goto err_exit;
- switch (type) {
- case CERT_TYPE:
- newx509 = (void *)wolfSSL_X509_load_certificate_buffer(pem,
- pemSz, WOLFSSL_FILETYPE_PEM);
- break;
- #ifdef HAVE_CRL
- case CRL_TYPE:
- if ((PemToDer(pem, pemSz, CRL_TYPE, &der, NULL, NULL, NULL)) < 0)
- goto err_exit;
- derSz = der->length;
- newx509 = (void*)wolfSSL_d2i_X509_CRL((WOLFSSL_X509_CRL **)x,
- (const unsigned char *)der->buffer, derSz);
- if (newx509 == NULL)
- goto err_exit;
- FreeDer(&der);
- break;
- #endif
- default:
- goto err_exit;
- }
- if (x != NULL) {
- *x = newx509;
- }
- XFREE(pem, NULL, DYNAMIC_TYPE_PEM);
- return newx509;
- err_exit:
- if (pem != NULL)
- XFREE(pem, NULL, DYNAMIC_TYPE_PEM);
- if (der != NULL)
- FreeDer(&der);
- /* unused */
- (void)cb;
- (void)u;
- (void)derSz;
- return NULL;
- }
- WOLFSSL_API WOLFSSL_X509* wolfSSL_PEM_read_X509(XFILE fp, WOLFSSL_X509 **x,
- wc_pem_password_cb *cb,
- void *u)
- {
- return (WOLFSSL_X509* )wolfSSL_PEM_read_X509_ex(fp, (void **)x, cb, u, CERT_TYPE);
- }
- #ifndef NO_BIO
- WOLFSSL_EVP_PKEY* wolfSSL_PEM_read_PrivateKey(XFILE fp,
- WOLFSSL_EVP_PKEY **x, wc_pem_password_cb *cb, void *u)
- {
- int err = 0;
- WOLFSSL_EVP_PKEY* ret = NULL;
- WOLFSSL_BIO* bio = NULL;
- WOLFSSL_ENTER("wolfSSL_PEM_read_PrivateKey");
- if (fp == XBADFILE) {
- err = 1;
- }
- if (err == 0) {
- bio = wolfSSL_BIO_new(wolfSSL_BIO_s_file());
- err = bio == NULL;
- }
- if (err == 0) {
- err = wolfSSL_BIO_set_fp(bio, fp, BIO_NOCLOSE) != WOLFSSL_SUCCESS;
- }
- if (err == 0) {
- ret = wolfSSL_PEM_read_bio_PrivateKey(bio, x, cb, u);
- }
- if (bio != NULL) {
- wolfSSL_BIO_free(bio);
- }
- return ret;
- }
- #endif
- #if defined(HAVE_CRL)
- WOLFSSL_API WOLFSSL_X509_CRL* wolfSSL_PEM_read_X509_CRL(XFILE fp, WOLFSSL_X509_CRL **crl,
- wc_pem_password_cb *cb, void *u)
- {
- return (WOLFSSL_X509_CRL* )wolfSSL_PEM_read_X509_ex(fp, (void **)crl, cb, u, CRL_TYPE);
- }
- #endif
- #ifdef WOLFSSL_CERT_GEN
- #ifndef NO_BIO
- int wolfSSL_PEM_write_X509(XFILE fp, WOLFSSL_X509* x)
- {
- int ret;
- WOLFSSL_BIO* bio;
- if (x == NULL)
- return 0;
- bio = wolfSSL_BIO_new(wolfSSL_BIO_s_file());
- if (bio == NULL)
- return 0;
- if (wolfSSL_BIO_set_fp(bio, fp, BIO_NOCLOSE) != WOLFSSL_SUCCESS) {
- wolfSSL_BIO_free(bio);
- bio = NULL;
- }
- ret = wolfSSL_PEM_write_bio_X509(bio, x);
- if (bio != NULL)
- wolfSSL_BIO_free(bio);
- return ret;
- }
- #endif /* !NO_BIO */
- #endif /* WOLFSSL_CERT_GEN */
- #endif /* !NO_FILESYSTEM */
- #define PEM_BEGIN "-----BEGIN "
- #define PEM_BEGIN_SZ 11
- #define PEM_END "-----END "
- #define PEM_END_SZ 9
- #define PEM_HDR_FIN "-----"
- #define PEM_HDR_FIN_SZ 5
- #define PEM_HDR_FIN_EOL_NEWLINE "-----\n"
- #define PEM_HDR_FIN_EOL_NULL_TERM "-----\0"
- #define PEM_HDR_FIN_EOL_SZ 6
- #ifndef NO_BIO
- int wolfSSL_PEM_read_bio(WOLFSSL_BIO* bio, char **name, char **header,
- unsigned char **data, long *len)
- {
- int ret = WOLFSSL_SUCCESS;
- char pem[256];
- int pemLen;
- char* p;
- char* nameStr = NULL;
- int nameLen = 0;
- char* headerStr = NULL;
- int headerLen;
- int headerFound = 0;
- unsigned char* der = NULL;
- word32 derLen = 0;
- if (bio == NULL || name == NULL || header == NULL || data == NULL ||
- len == NULL) {
- return WOLFSSL_FAILURE;
- }
- /* Find header line. */
- pem[sizeof(pem) - 1] = '\0';
- while ((pemLen = wolfSSL_BIO_gets(bio, pem, sizeof(pem) - 1)) > 0) {
- if (XSTRNCMP(pem, PEM_BEGIN, PEM_BEGIN_SZ) == 0)
- break;
- }
- if (pemLen <= 0)
- ret = WOLFSSL_FAILURE;
- /* Have a header line. */
- if (ret == WOLFSSL_SUCCESS) {
- while (pem[pemLen - 1] == '\r' || pem[pemLen - 1] == '\n')
- pemLen--;
- pem[pemLen] = '\0';
- if (XSTRNCMP(pem + pemLen - PEM_HDR_FIN_SZ, PEM_HDR_FIN,
- PEM_HDR_FIN_SZ) != 0) {
- ret = WOLFSSL_FAILURE;
- }
- }
- /* Get out name. */
- if (ret == WOLFSSL_SUCCESS) {
- nameLen = pemLen - PEM_BEGIN_SZ - PEM_HDR_FIN_SZ;
- nameStr = (char*)XMALLOC(nameLen + 1, NULL,
- DYNAMIC_TYPE_TMP_BUFFER);
- if (nameStr == NULL)
- ret = WOLFSSL_FAILURE;
- }
- if (ret == WOLFSSL_SUCCESS) {
- XSTRNCPY(nameStr, pem + PEM_BEGIN_SZ, nameLen);
- nameStr[nameLen] = '\0';
- /* Get header of PEM - encryption header. */
- headerLen = 0;
- while ((pemLen = wolfSSL_BIO_gets(bio, pem, sizeof(pem) - 1)) > 0) {
- while (pemLen > 0 && (pem[pemLen - 1] == '\r' ||
- pem[pemLen - 1] == '\n')) {
- pemLen--;
- }
- pem[pemLen++] = '\n';
- pem[pemLen] = '\0';
- /* Header separator is a blank line. */
- if (pem[0] == '\n') {
- headerFound = 1;
- break;
- }
- /* Didn't find a blank line - no header. */
- if (XSTRNCMP(pem, PEM_END, PEM_END_SZ) == 0) {
- der = (unsigned char*)headerStr;
- derLen = headerLen;
- /* Empty header - empty string. */
- headerStr = (char*)XMALLOC(1, NULL,
- DYNAMIC_TYPE_TMP_BUFFER);
- if (headerStr == NULL)
- ret = WOLFSSL_FAILURE;
- else
- headerStr[0] = '\0';
- break;
- }
- p = (char*)XREALLOC(headerStr, headerLen + pemLen + 1, NULL,
- DYNAMIC_TYPE_TMP_BUFFER);
- if (p == NULL) {
- ret = WOLFSSL_FAILURE;
- break;
- }
- headerStr = p;
- XMEMCPY(headerStr + headerLen, pem, pemLen + 1);
- headerLen += pemLen;
- }
- if (pemLen <= 0)
- ret = WOLFSSL_FAILURE;
- }
- /* Get body of PEM - if there was a header */
- if (ret == WOLFSSL_SUCCESS && headerFound) {
- derLen = 0;
- while ((pemLen = wolfSSL_BIO_gets(bio, pem, sizeof(pem) - 1)) > 0) {
- while (pemLen > 0 && (pem[pemLen - 1] == '\r' ||
- pem[pemLen - 1] == '\n')) {
- pemLen--;
- }
- pem[pemLen++] = '\n';
- pem[pemLen] = '\0';
- if (XSTRNCMP(pem, PEM_END, PEM_END_SZ) == 0)
- break;
- p = (char*)XREALLOC(der, derLen + pemLen + 1, NULL,
- DYNAMIC_TYPE_TMP_BUFFER);
- if (p == NULL) {
- ret = WOLFSSL_FAILURE;
- break;
- }
- der = (unsigned char*)p;
- XMEMCPY(der + derLen, pem, pemLen + 1);
- derLen += pemLen;
- }
- if (pemLen <= 0)
- ret = WOLFSSL_FAILURE;
- }
- /* Check trailer. */
- if (ret == WOLFSSL_SUCCESS) {
- if (XSTRNCMP(pem + PEM_END_SZ, nameStr, nameLen) != 0)
- ret = WOLFSSL_FAILURE;
- }
- if (ret == WOLFSSL_SUCCESS) {
- if (XSTRNCMP(pem + PEM_END_SZ + nameLen,
- PEM_HDR_FIN_EOL_NEWLINE,
- PEM_HDR_FIN_EOL_SZ) != 0 &&
- XSTRNCMP(pem + PEM_END_SZ + nameLen,
- PEM_HDR_FIN_EOL_NULL_TERM,
- PEM_HDR_FIN_EOL_SZ) != 0) {
- ret = WOLFSSL_FAILURE;
- }
- }
- /* Base64 decode body. */
- if (ret == WOLFSSL_SUCCESS) {
- if (Base64_Decode(der, derLen, der, &derLen) != 0)
- ret = WOLFSSL_FAILURE;
- }
- if (ret == WOLFSSL_SUCCESS) {
- *name = nameStr;
- *header = headerStr;
- *data = der;
- *len = derLen;
- nameStr = NULL;
- headerStr = NULL;
- der = NULL;
- }
- if (nameStr != NULL)
- XFREE(nameStr, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (headerStr != NULL)
- XFREE(headerStr, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (der != NULL)
- XFREE(der, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- return ret;
- }
- int wolfSSL_PEM_write_bio(WOLFSSL_BIO* bio, const char *name,
- const char *header, const unsigned char *data,
- long len)
- {
- int err = 0;
- int outSz = 0;
- int nameLen;
- int headerLen;
- byte* pem = NULL;
- word32 pemLen;
- word32 derLen = (word32)len;
- if (bio == NULL || name == NULL || header == NULL || data == NULL)
- return 0;
- nameLen = (int)XSTRLEN(name);
- headerLen = (int)XSTRLEN(header);
- pemLen = (derLen + 2) / 3 * 4;
- pemLen += (pemLen + 63) / 64;
- pem = (byte*)XMALLOC(pemLen, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- err = pem == NULL;
- if (!err)
- err = Base64_Encode(data, derLen, pem, &pemLen) != 0;
- if (!err) {
- err = wolfSSL_BIO_write(bio, PEM_BEGIN, PEM_BEGIN_SZ) !=
- (int)PEM_BEGIN_SZ;
- }
- if (!err)
- err = wolfSSL_BIO_write(bio, name, nameLen) != nameLen;
- if (!err) {
- err = wolfSSL_BIO_write(bio, PEM_HDR_FIN_EOL_NEWLINE,
- PEM_HDR_FIN_EOL_SZ) != (int)PEM_HDR_FIN_EOL_SZ;
- }
- if (!err && headerLen > 0) {
- err = wolfSSL_BIO_write(bio, header, headerLen) != headerLen;
- /* Blank line after a header and before body. */
- if (!err)
- err = wolfSSL_BIO_write(bio, "\n", 1) != 1;
- headerLen++;
- }
- if (!err)
- err = wolfSSL_BIO_write(bio, pem, pemLen) != (int)pemLen;
- if (!err)
- err = wolfSSL_BIO_write(bio, PEM_END, PEM_END_SZ) !=
- (int)PEM_END_SZ;
- if (!err)
- err = wolfSSL_BIO_write(bio, name, nameLen) != nameLen;
- if (!err) {
- err = wolfSSL_BIO_write(bio, PEM_HDR_FIN_EOL_NEWLINE,
- PEM_HDR_FIN_EOL_SZ) != (int)PEM_HDR_FIN_EOL_SZ;
- }
- if (!err) {
- outSz = PEM_BEGIN_SZ + nameLen + PEM_HDR_FIN_EOL_SZ + headerLen +
- pemLen + PEM_END_SZ + nameLen + PEM_HDR_FIN_EOL_SZ;
- }
- if (pem != NULL)
- XFREE(pem, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- return outSz;
- }
- #if !defined(NO_FILESYSTEM)
- int wolfSSL_PEM_read(XFILE fp, char **name, char **header,
- unsigned char **data, long *len)
- {
- int ret;
- WOLFSSL_BIO* bio;
- if (name == NULL || header == NULL || data == NULL || len == NULL)
- return WOLFSSL_FAILURE;
- bio = wolfSSL_BIO_new(wolfSSL_BIO_s_file());
- if (bio == NULL)
- return 0;
- if (wolfSSL_BIO_set_fp(bio, fp, BIO_NOCLOSE) != WOLFSSL_SUCCESS) {
- wolfSSL_BIO_free(bio);
- bio = NULL;
- }
- ret = wolfSSL_PEM_read_bio(bio, name, header, data, len);
- if (bio != NULL)
- wolfSSL_BIO_free(bio);
- return ret;
- }
- int wolfSSL_PEM_write(XFILE fp, const char *name, const char *header,
- const unsigned char *data, long len)
- {
- int ret;
- WOLFSSL_BIO* bio;
- if (name == NULL || header == NULL || data == NULL)
- return 0;
- bio = wolfSSL_BIO_new(wolfSSL_BIO_s_file());
- if (bio == NULL)
- return 0;
- if (wolfSSL_BIO_set_fp(bio, fp, BIO_NOCLOSE) != WOLFSSL_SUCCESS) {
- wolfSSL_BIO_free(bio);
- bio = NULL;
- }
- ret = wolfSSL_PEM_write_bio(bio, name, header, data, len);
- if (bio != NULL)
- wolfSSL_BIO_free(bio);
- return ret;
- }
- #endif
- #endif /* !NO_BIO */
- int wolfSSL_PEM_get_EVP_CIPHER_INFO(const char* header,
- EncryptedInfo* cipher)
- {
- if (header == NULL || cipher == NULL)
- return WOLFSSL_FAILURE;
- XMEMSET(cipher, 0, sizeof(*cipher));
- if (wc_EncryptedInfoParse(cipher, &header, XSTRLEN(header)) != 0)
- return WOLFSSL_FAILURE;
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_PEM_do_header(EncryptedInfo* cipher, unsigned char* data,
- long* len, wc_pem_password_cb* callback,
- void* ctx)
- {
- int ret = WOLFSSL_SUCCESS;
- char password[NAME_SZ];
- int passwordSz;
- if (cipher == NULL || data == NULL || len == NULL || callback == NULL)
- return WOLFSSL_FAILURE;
- passwordSz = callback(password, sizeof(password), PEM_PASS_READ, ctx);
- if (passwordSz < 0)
- ret = WOLFSSL_FAILURE;
- if (ret == WOLFSSL_SUCCESS) {
- if (wc_BufferKeyDecrypt(cipher, data, (word32)*len, (byte*)password,
- passwordSz, WC_MD5) != 0) {
- ret = WOLFSSL_FAILURE;
- }
- }
- if (passwordSz > 0)
- XMEMSET(password, 0, passwordSz);
- return ret;
- }
- #ifndef NO_BIO
- /*
- * bp : bio to read X509 from
- * x : x509 to write to
- * cb : password call back for reading PEM
- * u : password
- * _AUX is for working with a trusted X509 certificate
- */
- WOLFSSL_X509 *wolfSSL_PEM_read_bio_X509_AUX(WOLFSSL_BIO *bp,
- WOLFSSL_X509 **x, wc_pem_password_cb *cb,
- void *u)
- {
- WOLFSSL_ENTER("wolfSSL_PEM_read_bio_X509");
- /* AUX info is; trusted/rejected uses, friendly name, private key id,
- * and potentially a stack of "other" info. wolfSSL does not store
- * friendly name or private key id yet in WOLFSSL_X509 for human
- * readability and does not support extra trusted/rejected uses for
- * root CA. */
- return wolfSSL_PEM_read_bio_X509(bp, x, cb, u);
- }
- #endif /* !NO_BIO */
- #endif /* OPENSSL_EXTRA || OPENSSL_ALL */
- #ifdef OPENSSL_ALL
- #ifndef NO_BIO
- /* create and return a new WOLFSSL_X509_PKEY structure or NULL on failure */
- static WOLFSSL_X509_PKEY* wolfSSL_X509_PKEY_new(void* heap)
- {
- WOLFSSL_X509_PKEY* ret;
- ret = (WOLFSSL_X509_PKEY*)XMALLOC(sizeof(WOLFSSL_X509_PKEY), heap,
- DYNAMIC_TYPE_KEY);
- if (ret != NULL) {
- XMEMSET(ret, 0, sizeof(WOLFSSL_X509_PKEY));
- ret->heap = heap;
- }
- return ret;
- }
- /* sets the values of X509_PKEY based on certificate passed in
- * return WOLFSSL_SUCCESS on success */
- static int wolfSSL_X509_PKEY_set(WOLFSSL_X509_PKEY* xPkey,
- WOLFSSL_X509* x509)
- {
- if (xPkey == NULL || x509 == NULL) {
- return BAD_FUNC_ARG;
- }
- wolfSSL_EVP_PKEY_free(xPkey->dec_pkey);
- xPkey->dec_pkey = wolfSSL_X509_get_pubkey(x509);
- if (xPkey->dec_pkey == NULL) {
- return WOLFSSL_FAILURE;
- }
- return WOLFSSL_SUCCESS;
- }
- #endif /* !NO_BIO */
- /* free up all memory used by "xPkey" passed in */
- static void wolfSSL_X509_PKEY_free(WOLFSSL_X509_PKEY* xPkey)
- {
- if (xPkey != NULL) {
- wolfSSL_EVP_PKEY_free(xPkey->dec_pkey);
- XFREE(xPkey, xPkey->heap, DYNAMIC_TYPE_KEY);
- }
- }
- #ifndef NO_BIO
- /* Takes control of x509 on success
- * helper function to break out code needed to set WOLFSSL_X509_INFO up
- * free's "info" passed in if is not defaults
- *
- * returns WOLFSSL_SUCCESS on success
- */
- static int wolfSSL_X509_INFO_set(WOLFSSL_X509_INFO** info,
- WOLFSSL_X509* x509)
- {
- if (info == NULL || x509 == NULL) {
- return BAD_FUNC_ARG;
- }
- if (*info == NULL) {
- return BAD_FUNC_ARG;
- }
- /* check is fresh "info" passed in, if not free it */
- if ((*info)->x509 != NULL || (*info)->x_pkey != NULL) {
- WOLFSSL_X509_INFO* tmp;
- tmp = wolfSSL_X509_INFO_new();
- if (tmp == NULL) {
- WOLFSSL_MSG("Unable to create new structure");
- return MEMORY_E;
- }
- wolfSSL_X509_INFO_free(*info);
- (*info) = tmp;
- }
- (*info)->x509 = x509;
- //@TODO info->num
- //@TODO info->enc_cipher
- //@TODO info->enc_len
- //@TODO info->enc_data
- //@TODO info->crl
- (*info)->x_pkey = wolfSSL_X509_PKEY_new(x509->heap);
- return wolfSSL_X509_PKEY_set((*info)->x_pkey, x509);
- }
- /**
- * This read one structure from bio and returns the read structure
- * in the appropriate output parameter (x509, crl, x_pkey). The
- * output parameters must be set to NULL.
- * @param bio Input for reading structures
- * @param cb Password callback
- * @param x509 Output
- * @param crl Output
- * @param x_pkey Output
- * @return WOLFSSL_SUCCESSS on success and WOLFSSL_FAILURE otherwise
- */
- static int wolfSSL_PEM_X509_X509_CRL_X509_PKEY_read_bio(
- WOLFSSL_BIO* bio, wc_pem_password_cb* cb, WOLFSSL_X509** x509,
- WOLFSSL_X509_CRL** crl, WOLFSSL_X509_PKEY** x_pkey)
- {
- #if defined(WOLFSSL_PEM_TO_DER) || defined(WOLFSSL_DER_TO_PEM)
- char* pem = NULL;
- long i = pem_struct_min_sz, l;
- const char* header = NULL;
- const char* headerEnd = NULL;
- const char* footer = NULL;
- const char* footerEnd = NULL;
- #ifdef HAVE_CRL
- DerBuffer* der = NULL;
- #endif
- (void)cb;
- if (!bio || !x509 || *x509 || !crl || *crl || !x_pkey || *x_pkey) {
- WOLFSSL_MSG("Bad input parameter or output parameters "
- "not set to a NULL value.");
- return WOLFSSL_FAILURE;
- }
- if ((l = wolfSSL_BIO_get_len(bio)) <= 0) {
- #if defined(OPENSSL_ALL) || defined(WOLFSSL_NGINX)
- /* No certificate in buffer */
- WOLFSSL_ERROR(ASN_NO_PEM_HEADER);
- #endif
- return WOLFSSL_FAILURE;
- }
- pem = (char*)XMALLOC(l, 0, DYNAMIC_TYPE_PEM);
- if (pem == NULL)
- return WOLFSSL_FAILURE;
- if (wolfSSL_BIO_read(bio, &pem[0], pem_struct_min_sz) !=
- pem_struct_min_sz) {
- goto err;
- }
- /* Read the header and footer */
- while (wolfSSL_BIO_read(bio, &pem[i], 1) == 1) {
- i++;
- if (!header) {
- header = XSTRNSTR(pem, "-----BEGIN ", (unsigned int)i);
- }
- else if (!headerEnd) {
- headerEnd = XSTRNSTR(header + XSTR_SIZEOF("-----BEGIN "),
- "-----",
- (unsigned int)
- (i - (header + XSTR_SIZEOF("-----BEGIN ") - pem)));
- if (headerEnd) {
- headerEnd += XSTR_SIZEOF("-----");
- /* Read in the newline */
- (void)wolfSSL_BIO_read(bio, &pem[i], 1);
- i++;
- if (*headerEnd != '\n' && *headerEnd != '\r') {
- WOLFSSL_MSG("Missing newline after header");
- goto err;
- }
- }
- }
- else if (!footer) {
- footer = XSTRNSTR(headerEnd, "-----END ",
- (unsigned int)(i - (headerEnd - pem)));
- }
- else if (!footerEnd) {
- footerEnd = XSTRNSTR(footer + XSTR_SIZEOF("-----"),
- "-----", (unsigned int)(i -
- (footer + XSTR_SIZEOF("-----") - pem)));
- if (footerEnd) {
- footerEnd += XSTR_SIZEOF("-----");
- /* Now check that footer matches header */
- if (XMEMCMP(header + XSTR_SIZEOF("-----BEGIN "),
- footer + XSTR_SIZEOF("-----END "),
- headerEnd - (header + XSTR_SIZEOF("-----BEGIN ")))
- != 0) {
- WOLFSSL_MSG("Header and footer don't match");
- goto err;
- }
- /* header and footer match */
- break;
- }
- }
- }
- if (!footerEnd) {
- /* Only check footerEnd since it is set last */
- WOLFSSL_ERROR(ASN_NO_PEM_HEADER);
- goto err;
- }
- else {
- if (headerEnd - header ==
- XSTR_SIZEOF("-----BEGIN CERTIFICATE-----") &&
- XMEMCMP(header, "-----BEGIN CERTIFICATE-----",
- XSTR_SIZEOF("-----BEGIN CERTIFICATE-----")) == 0) {
- /* We have a certificate */
- WOLFSSL_MSG("Parsing x509 cert");
- *x509 = wolfSSL_X509_load_certificate_buffer(
- (const unsigned char*) header,
- (int)(footerEnd - header), WOLFSSL_FILETYPE_PEM);
- if (!*x509) {
- WOLFSSL_MSG("wolfSSL_X509_load_certificate_buffer error");
- goto err;
- }
- }
- #ifdef HAVE_CRL
- else if (headerEnd - header ==
- XSTR_SIZEOF("-----BEGIN X509 CRL-----") &&
- XMEMCMP(header, "-----BEGIN X509 CRL-----",
- XSTR_SIZEOF("-----BEGIN X509 CRL-----")) == 0) {
- /* We have a crl */
- WOLFSSL_MSG("Parsing crl");
- if((PemToDer((const unsigned char*) header, footerEnd - header,
- CRL_TYPE, &der, NULL, NULL, NULL)) < 0) {
- WOLFSSL_MSG("PemToDer error");
- goto err;
- }
- *crl = wolfSSL_d2i_X509_CRL(NULL, der->buffer, der->length);
- if (!*crl) {
- WOLFSSL_MSG("wolfSSL_d2i_X509_CRL error");
- goto err;
- }
- }
- #endif
- else {
- /* TODO support WOLFSSL_X509_PKEY as well */
- WOLFSSL_MSG("Unsupported PEM structure");
- goto err;
- }
- }
- XFREE(pem, 0, DYNAMIC_TYPE_PEM);
- #ifdef HAVE_CRL
- if (der)
- FreeDer(&der);
- #endif
- return WOLFSSL_SUCCESS;
- err:
- if (pem)
- XFREE(pem, 0, DYNAMIC_TYPE_PEM);
- #ifdef HAVE_CRL
- if (der)
- FreeDer(&der);
- #endif
- return WOLFSSL_FAILURE;
- #endif /* WOLFSSL_PEM_TO_DER || WOLFSSL_DER_TO_PEM */
- }
- /*
- * bio WOLFSSL_BIO to read certificates from
- * sk possible stack to push more X509_INFO structs to. Can be NULL
- * cb callback password for encrypted PEM certificates
- * u user input such as password
- *
- * returns stack on success and NULL or default stack passed in on fail
- */
- WOLF_STACK_OF(WOLFSSL_X509_INFO)* wolfSSL_PEM_X509_INFO_read_bio(
- WOLFSSL_BIO* bio, WOLF_STACK_OF(WOLFSSL_X509_INFO)* sk,
- wc_pem_password_cb* cb, void* u)
- {
- WOLF_STACK_OF(WOLFSSL_X509_INFO)* localSk = NULL;
- int ret = WOLFSSL_SUCCESS;
- (void)u;
- WOLFSSL_ENTER("wolfSSL_PEM_X509_INFO_read_bio");
- /* parse through BIO and push new info's found onto stack */
- while (1) {
- WOLFSSL_X509 *x509 = NULL;
- WOLFSSL_X509_CRL *crl = NULL;
- WOLFSSL_X509_PKEY *x_pkey = NULL;
- if (wolfSSL_PEM_X509_X509_CRL_X509_PKEY_read_bio(bio, cb,
- &x509, &crl, &x_pkey) == WOLFSSL_SUCCESS) {
- WOLFSSL_X509_INFO* current;
- current = wolfSSL_X509_INFO_new();
- if (current == NULL) {
- WOLFSSL_LEAVE("wolfSSL_PEM_X509_INFO_read_bio", MEMORY_E);
- wolfSSL_sk_free(localSk);
- return NULL;
- }
- if (x509) {
- ret = wolfSSL_X509_INFO_set(¤t, x509);
- }
- else if (crl) {
- current->crl = crl;
- ret = WOLFSSL_SUCCESS;
- }
- else if (x_pkey) {
- current->x_pkey = x_pkey;
- ret = WOLFSSL_SUCCESS;
- }
- else {
- WOLFSSL_MSG("No output parameters set");
- WOLFSSL_LEAVE("wolfSSL_PEM_X509_INFO_read_bio", WOLFSSL_FAILURE);
- wolfSSL_sk_free(localSk);
- wolfSSL_X509_INFO_free(current);
- return NULL;
- }
- if (ret != WOLFSSL_SUCCESS) {
- wolfSSL_X509_free(x509);
- #ifdef HAVE_CRL
- wolfSSL_X509_CRL_free(crl);
- #endif
- wolfSSL_X509_PKEY_free(x_pkey);
- }
- else {
- if (!localSk) {
- /* attempt to used passed in stack
- * or create a new one */
- if (sk != NULL) {
- localSk = sk;
- }
- else {
- localSk = wolfSSL_sk_X509_INFO_new_null();
- }
- if (localSk == NULL) {
- WOLFSSL_LEAVE("wolfSSL_PEM_X509_INFO_read_bio",
- MEMORY_E);
- return NULL;
- }
- }
- wolfSSL_sk_X509_INFO_push(localSk, current);
- }
- }
- else {
- break;
- }
- }
- WOLFSSL_LEAVE("wolfSSL_PEM_X509_INFO_read_bio", ret);
- return localSk;
- }
- #endif /* !NO_BIO */
- #endif /* OPENSSL_ALL */
- void wolfSSL_X509_NAME_ENTRY_free(WOLFSSL_X509_NAME_ENTRY* ne)
- {
- WOLFSSL_ENTER("wolfSSL_X509_NAME_ENTRY_free");
- if (ne != NULL) {
- wolfSSL_ASN1_OBJECT_free(ne->object);
- if (ne->value != NULL) {
- wolfSSL_ASN1_STRING_free(ne->value);
- }
- XFREE(ne, NULL, DYNAMIC_TYPE_NAME_ENTRY);
- }
- }
- WOLFSSL_X509_NAME_ENTRY* wolfSSL_X509_NAME_ENTRY_new(void)
- {
- WOLFSSL_X509_NAME_ENTRY* ne;
- ne = (WOLFSSL_X509_NAME_ENTRY*)XMALLOC(sizeof(WOLFSSL_X509_NAME_ENTRY),
- NULL, DYNAMIC_TYPE_NAME_ENTRY);
- if (ne != NULL) {
- XMEMSET(ne, 0, sizeof(WOLFSSL_X509_NAME_ENTRY));
- }
- return ne;
- }
- /* Create a new WOLFSSL_X509_NAME_ENTRY structure based on the text passed
- * in. Returns NULL on failure */
- WOLFSSL_X509_NAME_ENTRY* wolfSSL_X509_NAME_ENTRY_create_by_txt(
- WOLFSSL_X509_NAME_ENTRY **neIn, const char *txt, int type,
- const unsigned char *data, int dataSz)
- {
- int nid = -1;
- WOLFSSL_X509_NAME_ENTRY* ne = NULL;
- WOLFSSL_ENTER("wolfSSL_X509_NAME_ENTRY_create_by_txt()");
- if (txt == NULL) {
- return NULL;
- }
- if (neIn != NULL) {
- ne = *neIn;
- }
- nid = wolfSSL_OBJ_txt2nid(txt);
- if (nid == NID_undef) {
- WOLFSSL_MSG("Unable to find text");
- ne = NULL;
- }
- else {
- if (ne == NULL) {
- ne = wolfSSL_X509_NAME_ENTRY_new();
- if (ne == NULL) {
- return NULL;
- }
- }
- ne->nid = nid;
- ne->object = wolfSSL_OBJ_nid2obj_ex(nid, ne->object);
- ne->value = wolfSSL_ASN1_STRING_type_new(type);
- if (ne->value != NULL) {
- if (wolfSSL_ASN1_STRING_set(ne->value, (const void*)data,
- dataSz) == WOLFSSL_SUCCESS) {
- ne->set = 1;
- }
- }
- }
- return ne;
- }
- /* Creates a new entry given the NID, type, and data
- * "dataSz" is number of bytes in data, if set to -1 then XSTRLEN is used
- * "out" can be used to store the new entry data in an existing structure
- * if NULL then a new WOLFSSL_X509_NAME_ENTRY structure is created
- * returns a pointer to WOLFSSL_X509_NAME_ENTRY on success and NULL on fail
- */
- WOLFSSL_X509_NAME_ENTRY* wolfSSL_X509_NAME_ENTRY_create_by_NID(
- WOLFSSL_X509_NAME_ENTRY** out, int nid, int type,
- const unsigned char* data, int dataSz)
- {
- WOLFSSL_X509_NAME_ENTRY* ne;
- #ifdef WOLFSSL_DEBUG_OPENSSL
- WOLFSSL_ENTER("wolfSSL_X509_NAME_ENTRY_create_by_NID()");
- #endif
- if (!data) {
- WOLFSSL_MSG("Bad parameter");
- return NULL;
- }
- if (out == NULL || *out == NULL) {
- ne = wolfSSL_X509_NAME_ENTRY_new();
- if (ne == NULL) {
- return NULL;
- }
- if (out != NULL) {
- *out = ne;
- }
- }
- else {
- ne = *out;
- }
- ne->nid = nid;
- ne->object = wolfSSL_OBJ_nid2obj_ex(nid, ne->object);
- ne->value = wolfSSL_ASN1_STRING_type_new(type);
- if (ne->value != NULL) {
- if (wolfSSL_ASN1_STRING_set(ne->value, (const void*)data, dataSz)
- == WOLFSSL_SUCCESS) {
- ne->set = 1;
- }
- }
- return ne;
- }
- /* add all entry of type "nid" to the buffer "fullName" and advance "idx"
- * since number of entries is small, a brute force search is used here
- * returns the number of entries added
- */
- static int AddAllEntry(WOLFSSL_X509_NAME* name, char* fullName,
- int fullNameSz, int* idx)
- {
- int i;
- int ret = 0;
- for (i = 0; i < MAX_NAME_ENTRIES; i++) {
- if (name->entry[i].set) {
- WOLFSSL_X509_NAME_ENTRY* e;
- WOLFSSL_ASN1_OBJECT* obj;
- int sz;
- unsigned char* data;
- e = &name->entry[i];
- obj = wolfSSL_X509_NAME_ENTRY_get_object(e);
- if (obj == NULL) {
- return BAD_FUNC_ARG;
- }
- XMEMCPY(fullName + *idx, "/", 1); *idx = *idx + 1;
- sz = (int)XSTRLEN(obj->sName);
- XMEMCPY(fullName + *idx, obj->sName, sz);
- *idx += sz;
- XMEMCPY(fullName + *idx, "=", 1); *idx = *idx + 1;
- data = wolfSSL_ASN1_STRING_data(e->value);
- if (data != NULL) {
- sz = (int)XSTRLEN((const char*)data);
- XMEMCPY(fullName + *idx, data, sz);
- *idx += sz;
- }
- ret++;
- }
- }
- (void)fullNameSz;
- return ret;
- }
- /* Converts a list of entries in WOLFSSL_X509_NAME struct into a string
- * returns 0 on success */
- static int RebuildFullName(WOLFSSL_X509_NAME* name)
- {
- int totalLen = 0, i, idx, entryCount = 0;
- char* fullName;
- if (name == NULL)
- return BAD_FUNC_ARG;
- for (i = 0; i < MAX_NAME_ENTRIES; i++) {
- if (name->entry[i].set) {
- WOLFSSL_X509_NAME_ENTRY* e;
- WOLFSSL_ASN1_OBJECT* obj;
- e = &name->entry[i];
- obj = wolfSSL_X509_NAME_ENTRY_get_object(e);
- if (obj == NULL)
- return BAD_FUNC_ARG;
- totalLen += (int)XSTRLEN(obj->sName) + 2;/*+2 for '/' and '=' */
- totalLen += wolfSSL_ASN1_STRING_length(e->value);
- }
- }
- fullName = (char*)XMALLOC(totalLen + 1, name->heap, DYNAMIC_TYPE_X509);
- if (fullName == NULL)
- return MEMORY_E;
- idx = 0;
- entryCount = AddAllEntry(name, fullName, totalLen, &idx);
- if (entryCount < 0) {
- XFREE(fullName, name->heap, DYNAMIC_TYPE_X509);
- return entryCount;
- }
- if (name->dynamicName) {
- XFREE(name->name, name->heap, DYNAMIC_TYPE_X509);
- }
- fullName[idx] = '\0';
- name->name = fullName;
- name->dynamicName = 1;
- name->sz = idx + 1; /* size includes null terminator */
- name->entrySz = entryCount;
- return 0;
- }
- /* Copies entry into name. With it being copied freeing entry becomes the
- * callers responsibility.
- * returns 1 for success and 0 for error */
- int wolfSSL_X509_NAME_add_entry(WOLFSSL_X509_NAME* name,
- WOLFSSL_X509_NAME_ENTRY* entry, int idx, int set)
- {
- WOLFSSL_X509_NAME_ENTRY* current = NULL;
- int i;
- #ifdef WOLFSSL_DEBUG_OPENSSL
- WOLFSSL_ENTER("wolfSSL_X509_NAME_add_entry()");
- #endif
- if (name == NULL || entry == NULL || entry->value == NULL) {
- WOLFSSL_MSG("NULL argument passed in");
- return WOLFSSL_FAILURE;
- }
- if (idx >= 0) {
- /* place in specific index */
- if (idx >= MAX_NAME_ENTRIES) {
- WOLFSSL_MSG("Error index to insert entry is larger than array");
- return WOLFSSL_FAILURE;
- }
- i = idx;
- }
- else {
- /* iterate through and find first open spot */
- for (i = 0; i < MAX_NAME_ENTRIES; i++) {
- if (name->entry[i].set != 1) { /* not set so overwritten */
- WOLFSSL_MSG("Found place for name entry");
- break;
- }
- }
- if (i == MAX_NAME_ENTRIES) {
- WOLFSSL_MSG("No spot found for name entry");
- return WOLFSSL_FAILURE;
- }
- }
- current = &(name->entry[i]);
- if (current->set == 0)
- name->entrySz++;
- if (wolfSSL_X509_NAME_ENTRY_create_by_NID(¤t,
- entry->nid,
- wolfSSL_ASN1_STRING_type(entry->value),
- wolfSSL_ASN1_STRING_data(entry->value),
- wolfSSL_ASN1_STRING_length(entry->value))
- == NULL) {
- WOLFSSL_MSG("Issue adding the name entry");
- if (current->set == 0)
- name->entrySz--;
- return WOLFSSL_FAILURE;
- }
- if (RebuildFullName(name) != 0)
- return WOLFSSL_FAILURE;
- (void)set;
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_X509_NAME_add_entry_by_txt(WOLFSSL_X509_NAME *name,
- const char *field, int type,
- const unsigned char *bytes, int len,
- int loc, int set)
- {
- int ret = WOLFSSL_FAILURE;
- int nid;
- WOLFSSL_X509_NAME_ENTRY* entry;
- (void)type;
- WOLFSSL_ENTER("wolfSSL_X509_NAME_add_entry_by_txt");
- if (name == NULL || field == NULL)
- return WOLFSSL_FAILURE;
- if ((nid = wolfSSL_OBJ_txt2nid(field)) == NID_undef) {
- WOLFSSL_MSG("Unable convert text to NID");
- return WOLFSSL_FAILURE;
- }
- entry = wolfSSL_X509_NAME_ENTRY_create_by_NID(NULL,
- nid, type, (unsigned char*)bytes, len);
- if (entry == NULL)
- return WOLFSSL_FAILURE;
- ret = wolfSSL_X509_NAME_add_entry(name, entry, loc, set);
- wolfSSL_X509_NAME_ENTRY_free(entry);
- return ret;
- }
- int wolfSSL_X509_NAME_add_entry_by_NID(WOLFSSL_X509_NAME *name, int nid,
- int type, const unsigned char *bytes,
- int len, int loc, int set)
- {
- int ret;
- WOLFSSL_X509_NAME_ENTRY* entry;
- WOLFSSL_ENTER("wolfSSL_X509_NAME_add_entry_by_NID");
- entry = wolfSSL_X509_NAME_ENTRY_create_by_NID(NULL, nid, type, bytes,
- len);
- if (entry == NULL)
- return WOLFSSL_FAILURE;
- ret = wolfSSL_X509_NAME_add_entry(name, entry, loc, set);
- wolfSSL_X509_NAME_ENTRY_free(entry);
- return ret;
- }
- WOLFSSL_X509_NAME_ENTRY *wolfSSL_X509_NAME_delete_entry(
- WOLFSSL_X509_NAME *name, int loc)
- {
- WOLFSSL_X509_NAME_ENTRY* ret;
- WOLFSSL_ENTER("wolfSSL_X509_NAME_delete_entry");
- if (!name) {
- WOLFSSL_MSG("Bad parameter");
- return NULL;
- }
- ret = wolfSSL_X509_NAME_get_entry(name, loc);
- if (!ret) {
- WOLFSSL_MSG("loc entry not found");
- return NULL;
- }
- name->entry[loc].set = 0;
- return ret;
- }
- #endif /* !NO_CERTS */
- /* NID variables are dependent on compatibility header files currently
- *
- * returns a pointer to a new WOLFSSL_ASN1_OBJECT struct on success and NULL
- * on fail
- */
- WOLFSSL_ASN1_OBJECT* wolfSSL_OBJ_nid2obj(int id)
- {
- return wolfSSL_OBJ_nid2obj_ex(id, NULL);
- }
- WOLFSSL_LOCAL WOLFSSL_ASN1_OBJECT* wolfSSL_OBJ_nid2obj_ex(int id,
- WOLFSSL_ASN1_OBJECT* arg_obj)
- {
- word32 oidSz = 0;
- int nid = 0;
- const byte* oid;
- word32 type = 0;
- WOLFSSL_ASN1_OBJECT* obj = arg_obj;
- byte objBuf[MAX_OID_SZ + MAX_LENGTH_SZ + 1]; /* +1 for object tag */
- word32 objSz = 0;
- const char* sName = NULL;
- int i;
- #ifdef WOLFSSL_DEBUG_OPENSSL
- WOLFSSL_ENTER("wolfSSL_OBJ_nid2obj()");
- #endif
- for (i = 0; i < (int)WOLFSSL_OBJECT_INFO_SZ; i++) {
- if (wolfssl_object_info[i].nid == id) {
- nid = id;
- id = wolfssl_object_info[i].id;
- sName = wolfssl_object_info[i].sName;
- type = wolfssl_object_info[i].type;
- break;
- }
- }
- if (i == (int)WOLFSSL_OBJECT_INFO_SZ) {
- WOLFSSL_MSG("NID not in table");
- #ifdef WOLFSSL_QT
- sName = NULL;
- type = id;
- #else
- return NULL;
- #endif
- }
- #ifdef HAVE_ECC
- if (type == 0 && wc_ecc_get_oid(id, &oid, &oidSz) > 0) {
- type = oidCurveType;
- }
- #endif /* HAVE_ECC */
- if (sName != NULL) {
- if (XSTRLEN(sName) > WOLFSSL_MAX_SNAME - 1) {
- WOLFSSL_MSG("Attempted short name is too large");
- return NULL;
- }
- }
- oid = OidFromId(id, type, &oidSz);
- /* set object ID to buffer */
- if (obj == NULL){
- obj = wolfSSL_ASN1_OBJECT_new();
- if (obj == NULL) {
- WOLFSSL_MSG("Issue creating WOLFSSL_ASN1_OBJECT struct");
- return NULL;
- }
- }
- obj->nid = nid;
- obj->type = id;
- obj->grp = type;
- obj->sName[0] = '\0';
- if (sName != NULL) {
- XMEMCPY(obj->sName, (char*)sName, XSTRLEN((char*)sName));
- }
- objBuf[0] = ASN_OBJECT_ID; objSz++;
- objSz += SetLength(oidSz, objBuf + 1);
- if (oidSz) {
- XMEMCPY(objBuf + objSz, oid, oidSz);
- objSz += oidSz;
- }
- if (obj->objSz == 0 || objSz != obj->objSz) {
- obj->objSz = objSz;
- if(((obj->dynamic & WOLFSSL_ASN1_DYNAMIC_DATA) != 0) ||
- (obj->obj == NULL)) {
- if (obj->obj != NULL)
- XFREE((byte*)obj->obj, NULL, DYNAMIC_TYPE_ASN1);
- obj->obj = (byte*)XMALLOC(obj->objSz, NULL, DYNAMIC_TYPE_ASN1);
- if (obj->obj == NULL) {
- wolfSSL_ASN1_OBJECT_free(obj);
- return NULL;
- }
- obj->dynamic |= WOLFSSL_ASN1_DYNAMIC_DATA ;
- }
- else {
- obj->dynamic &= ~WOLFSSL_ASN1_DYNAMIC_DATA ;
- }
- }
- XMEMCPY((byte*)obj->obj, objBuf, obj->objSz);
- (void)type;
- return obj;
- }
- static const char* oid_translate_num_to_str(const char* oid)
- {
- const struct oid_dict {
- const char* num;
- const char* desc;
- } oid_dict[] = {
- { "2.5.29.37.0", "Any Extended Key Usage" },
- { "1.3.6.1.5.5.7.3.1", "TLS Web Server Authentication" },
- { "1.3.6.1.5.5.7.3.2", "TLS Web Client Authentication" },
- { "1.3.6.1.5.5.7.3.3", "Code Signing" },
- { "1.3.6.1.5.5.7.3.4", "E-mail Protection" },
- { "1.3.6.1.5.5.7.3.8", "Time Stamping" },
- { "1.3.6.1.5.5.7.3.9", "OCSP Signing" },
- { NULL, NULL }
- };
- const struct oid_dict* idx;
- for (idx = oid_dict; idx->num != NULL; idx++) {
- if (!XSTRNCMP(oid, idx->num, XSTRLEN(idx->num))) {
- return idx->desc;
- }
- }
- return NULL;
- }
- /* If no_name is one then use numerical form, otherwise short name.
- *
- * Returns the buffer size on success, WOLFSSL_FAILURE on error
- */
- int wolfSSL_OBJ_obj2txt(char *buf, int bufLen, const WOLFSSL_ASN1_OBJECT *a,
- int no_name)
- {
- int bufSz;
- const char* desc;
- WOLFSSL_ENTER("wolfSSL_OBJ_obj2txt()");
- if (buf == NULL || bufLen <= 1 || a == NULL) {
- WOLFSSL_MSG("Bad input argument");
- return WOLFSSL_FAILURE;
- }
- if (no_name == 1) {
- int length;
- word32 idx = 0;
- byte tag;
- if (GetASNTag(a->obj, &idx, &tag, a->objSz) != 0) {
- return WOLFSSL_FAILURE;
- }
- if (tag != ASN_OBJECT_ID) {
- WOLFSSL_MSG("Bad ASN1 Object");
- return WOLFSSL_FAILURE;
- }
- if (GetLength((const byte*)a->obj, &idx, &length,
- a->objSz) < 0 || length < 0) {
- return ASN_PARSE_E;
- }
- if (bufLen < MAX_OID_STRING_SZ) {
- bufSz = bufLen - 1;
- }
- else {
- bufSz = MAX_OID_STRING_SZ;
- }
- if ((bufSz = DecodePolicyOID(buf, (word32)bufSz, a->obj + idx,
- (word32)length)) <= 0) {
- WOLFSSL_MSG("Error decoding OID");
- return WOLFSSL_FAILURE;
- }
- }
- else { /* return long name unless using x509small, then return short name */
- #if defined(OPENSSL_EXTRA_X509_SMALL) && !defined(OPENSSL_EXTRA)
- const char* name = a->sName;
- #else
- const char* name = wolfSSL_OBJ_nid2ln(wolfSSL_OBJ_obj2nid(a));
- #endif
- if (name == NULL) {
- WOLFSSL_MSG("Name not found");
- return WOLFSSL_FAILURE;
- }
- if (XSTRLEN(name) + 1 < (word32)bufLen - 1) {
- bufSz = (int)XSTRLEN(name);
- }
- else {
- bufSz = bufLen - 1;
- }
- if (bufSz) {
- XMEMCPY(buf, name, bufSz);
- }
- else if (wolfSSL_OBJ_obj2txt(buf, bufLen, a, 1)) {
- if ((desc = oid_translate_num_to_str(buf))) {
- bufSz = (int)XSTRLEN(desc);
- XMEMCPY(buf, desc, min(bufSz, bufLen));
- }
- }
- else if (a->type == GEN_DNS || a->type == GEN_EMAIL || a->type == GEN_URI) {
- bufSz = (int)XSTRLEN((const char*)a->obj);
- XMEMCPY(buf, a->obj, min(bufSz, bufLen));
- }
- }
- buf[bufSz] = '\0';
- return bufSz;
- }
- #endif /* OPENSSL_EXTRA || OPENSSL_EXTRA_X509_SMALL */
- #if defined(OPENSSL_EXTRA) && !defined(NO_ASN)
- int wolfSSL_X509_NAME_get_index_by_OBJ(WOLFSSL_X509_NAME *name,
- const WOLFSSL_ASN1_OBJECT *obj,
- int idx) {
- if (!name || idx >= MAX_NAME_ENTRIES ||
- !obj || !obj->obj) {
- return -1;
- }
- if (idx < 0) {
- idx = -1;
- }
- for (idx++; idx < MAX_NAME_ENTRIES; idx++) {
- /* Find index of desired name */
- if (name->entry[idx].set) {
- if (XSTRLEN(obj->sName) == XSTRLEN(name->entry[idx].object->sName) &&
- XSTRNCMP((const char*) obj->sName,
- name->entry[idx].object->sName, obj->objSz - 1) == 0) {
- return idx;
- }
- }
- }
- return -1;
- }
- #endif
- #if defined(OPENSSL_EXTRA) || defined(HAVE_LIGHTY) || \
- defined(WOLFSSL_MYSQL_COMPATIBLE) || defined(HAVE_STUNNEL) || \
- defined(WOLFSSL_NGINX) || defined(HAVE_POCO_LIB) || \
- defined(WOLFSSL_HAPROXY)
- char wolfSSL_CTX_use_certificate(WOLFSSL_CTX *ctx, WOLFSSL_X509 *x)
- {
- int ret;
- WOLFSSL_ENTER("wolfSSL_CTX_use_certificate");
- if (!ctx || !x || !x->derCert) {
- WOLFSSL_MSG("Bad parameter");
- return WOLFSSL_FAILURE;
- }
- FreeDer(&ctx->certificate); /* Make sure previous is free'd */
- ret = AllocDer(&ctx->certificate, x->derCert->length, CERT_TYPE,
- ctx->heap);
- if (ret != 0)
- return WOLFSSL_FAILURE;
- XMEMCPY(ctx->certificate->buffer, x->derCert->buffer,
- x->derCert->length);
- #ifdef KEEP_OUR_CERT
- if (ctx->ourCert != NULL && ctx->ownOurCert) {
- wolfSSL_X509_free(ctx->ourCert);
- }
- #ifndef WOLFSSL_X509_STORE_CERTS
- ctx->ourCert = x;
- if (wolfSSL_X509_up_ref(x) != 1) {
- return WOLFSSL_FAILURE;
- }
- #else
- ctx->ourCert = wolfSSL_X509_d2i(NULL, x->derCert->buffer,x->derCert->length);
- if(ctx->ourCert == NULL){
- return WOLFSSL_FAILURE;
- }
- #endif
- /* We own the cert because either we up its reference counter
- * or we create our own copy of the cert object. */
- ctx->ownOurCert = 1;
- #endif
- /* Update the available options with public keys. */
- switch (x->pubKeyOID) {
- case RSAk:
- ctx->haveRSA = 1;
- break;
- #ifdef HAVE_ED25519
- case ED25519k:
- #endif
- #ifdef HAVE_ED448
- case ED448k:
- #endif
- case ECDSAk:
- ctx->haveECC = 1;
- #if defined(HAVE_ECC) || defined(HAVE_ED25519) || defined(HAVE_ED448)
- ctx->pkCurveOID = x->pkCurveOID;
- #endif
- break;
- }
- return WOLFSSL_SUCCESS;
- }
- static int PushCertToDerBuffer(DerBuffer** inOutDer, int weOwn,
- byte* cert, word32 certSz, void* heap)
- {
- int ret;
- DerBuffer* inChain = NULL;
- DerBuffer* der = NULL;
- word32 len = 0;
- if (inOutDer == NULL)
- return BAD_FUNC_ARG;
- inChain = *inOutDer;
- if (inChain != NULL)
- len = inChain->length;
- ret = AllocDer(&der, len + CERT_HEADER_SZ + certSz, CERT_TYPE,
- heap);
- if (ret != 0) {
- WOLFSSL_MSG("AllocDer error");
- return ret;
- }
- if (inChain != NULL)
- XMEMCPY(der->buffer, inChain->buffer, len);
- c32to24(certSz, der->buffer + len);
- XMEMCPY(der->buffer + len + CERT_HEADER_SZ, cert, certSz);
- if (weOwn)
- FreeDer(inOutDer);
- *inOutDer = der;
- return WOLFSSL_SUCCESS;
- }
- /**
- * wolfSSL_CTX_add1_chain_cert makes a copy of the cert so we free it
- * on success
- */
- int wolfSSL_CTX_add0_chain_cert(WOLFSSL_CTX* ctx, WOLFSSL_X509* x509)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_add0_chain_cert");
- if (wolfSSL_CTX_add1_chain_cert(ctx, x509) != WOLFSSL_SUCCESS) {
- return WOLFSSL_FAILURE;
- }
- wolfSSL_X509_free(x509);
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_CTX_add1_chain_cert(WOLFSSL_CTX* ctx, WOLFSSL_X509* x509)
- {
- int ret;
- WOLFSSL_ENTER("wolfSSL_CTX_add1_chain_cert");
- if (ctx == NULL || x509 == NULL || x509->derCert == NULL) {
- return WOLFSSL_FAILURE;
- }
- if (ctx->certificate == NULL)
- ret = wolfSSL_CTX_use_certificate(ctx, x509);
- else {
- if (wolfSSL_X509_up_ref(x509) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("wolfSSL_X509_up_ref error");
- return WOLFSSL_FAILURE;
- }
- ret = wolfSSL_CTX_load_verify_buffer(ctx, x509->derCert->buffer,
- x509->derCert->length, WOLFSSL_FILETYPE_ASN1);
- if (ret == WOLFSSL_SUCCESS) {
- /* push to ctx->certChain */
- ret = PushCertToDerBuffer(&ctx->certChain, 1,
- x509->derCert->buffer, x509->derCert->length, ctx->heap);
- }
- /* Store cert to free it later */
- if (ret == WOLFSSL_SUCCESS && ctx->x509Chain == NULL) {
- ctx->x509Chain = wolfSSL_sk_X509_new();
- if (ctx->x509Chain == NULL) {
- WOLFSSL_MSG("wolfSSL_sk_X509_new error");
- ret = WOLFSSL_FAILURE;
- }
- }
- if (ret == WOLFSSL_SUCCESS &&
- wolfSSL_sk_X509_push(ctx->x509Chain, x509)
- != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("wolfSSL_sk_X509_push error");
- ret = WOLFSSL_FAILURE;
- }
- if (ret != WOLFSSL_SUCCESS)
- wolfSSL_X509_free(x509); /* Decrease ref counter */
- }
- return (ret == WOLFSSL_SUCCESS) ? WOLFSSL_SUCCESS : WOLFSSL_FAILURE;
- }
- #ifdef KEEP_OUR_CERT
- int wolfSSL_add0_chain_cert(WOLFSSL* ssl, WOLFSSL_X509* x509)
- {
- int ret;
- WOLFSSL_ENTER("wolfSSL_add0_chain_cert");
- if (ssl == NULL || ssl->ctx == NULL || x509 == NULL ||
- x509->derCert == NULL)
- return WOLFSSL_FAILURE;
- if (ssl->buffers.certificate == NULL) {
- ret = wolfSSL_use_certificate(ssl, x509);
- /* Store cert to free it later */
- if (ret == WOLFSSL_SUCCESS) {
- if (ssl->buffers.weOwnCert)
- wolfSSL_X509_free(ssl->ourCert);
- ssl->ourCert = x509;
- ssl->buffers.weOwnCert = 1;
- }
- }
- else {
- ret = PushCertToDerBuffer(&ssl->buffers.certChain,
- ssl->buffers.weOwnCertChain, x509->derCert->buffer,
- x509->derCert->length, ssl->heap);
- if (ret == WOLFSSL_SUCCESS) {
- ssl->buffers.weOwnCertChain = 1;
- /* Store cert to free it later */
- if (ssl->ourCertChain == NULL) {
- ssl->ourCertChain = wolfSSL_sk_X509_new();
- if (ssl->ourCertChain == NULL) {
- WOLFSSL_MSG("wolfSSL_sk_X509_new error");
- return WOLFSSL_FAILURE;
- }
- }
- if (wolfSSL_sk_X509_push(ssl->ourCertChain, x509)
- != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("wolfSSL_sk_X509_push error");
- return WOLFSSL_FAILURE;
- }
- }
- }
- return ret == WOLFSSL_SUCCESS ? WOLFSSL_SUCCESS : WOLFSSL_FAILURE;
- }
- int wolfSSL_add1_chain_cert(WOLFSSL* ssl, WOLFSSL_X509* x509)
- {
- int ret;
- WOLFSSL_ENTER("wolfSSL_add1_chain_cert");
- if (ssl == NULL || ssl->ctx == NULL || x509 == NULL ||
- x509->derCert == NULL)
- return WOLFSSL_FAILURE;
- if (wolfSSL_X509_up_ref(x509) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("wolfSSL_X509_up_ref error");
- return WOLFSSL_FAILURE;
- }
- ret = wolfSSL_add0_chain_cert(ssl, x509);
- /* Decrease ref counter on error */
- if (ret != WOLFSSL_SUCCESS)
- wolfSSL_X509_free(x509);
- return ret;
- }
- #endif
- /* Return the corresponding short name for the nid <n>.
- * or NULL if short name can't be found.
- */
- const char * wolfSSL_OBJ_nid2sn(int n) {
- const WOLFSSL_ObjectInfo *obj_info = wolfssl_object_info;
- size_t i;
- WOLFSSL_ENTER("wolfSSL_OBJ_nid2sn");
- if (n == NID_md5) {
- /* NID_surname == NID_md5 and NID_surname comes before NID_md5 in
- * wolfssl_object_info. As a result, the loop below will incorrectly
- * return "SN" instead of "MD5." NID_surname isn't the true OpenSSL
- * NID, but other functions rely on this table and modifying it to
- * conform with OpenSSL's NIDs isn't trivial. */
- return "MD5";
- }
- for (i = 0; i < WOLFSSL_OBJECT_INFO_SZ; i++, obj_info++) {
- if (obj_info->nid == n) {
- return obj_info->sName;
- }
- }
- WOLFSSL_MSG("SN not found");
- return NULL;
- }
- #if defined(OPENSSL_EXTRA) || defined(OPENSSL_EXTRA_X509_SMALL)
- int wolfSSL_OBJ_sn2nid(const char *sn) {
- WOLFSSL_ENTER("wolfSSL_OBJ_sn2nid");
- if (sn == NULL)
- return NID_undef;
- return wc_OBJ_sn2nid(sn);
- }
- #endif
- /* Gets the NID value that corresponds with the ASN1 object.
- *
- * o ASN1 object to get NID of
- *
- * Return NID on success and a negative value on failure
- */
- int wolfSSL_OBJ_obj2nid(const WOLFSSL_ASN1_OBJECT *o)
- {
- word32 oid = 0;
- word32 idx = 0;
- int ret;
- #ifdef WOLFSSL_DEBUG_OPENSSL
- WOLFSSL_ENTER("wolfSSL_OBJ_obj2nid");
- #endif
- if (o == NULL) {
- return -1;
- }
- #ifdef WOLFSSL_QT
- if (o->grp == oidCertExtType) {
- /* If nid is an unknown extension, return NID_undef */
- if (wolfSSL_OBJ_nid2sn(o->nid) == NULL)
- return NID_undef;
- }
- #endif
- if (o->nid > 0)
- return o->nid;
- if ((ret = GetObjectId(o->obj, &idx, &oid, o->grp, o->objSz)) < 0) {
- if (ret == ASN_OBJECT_ID_E) {
- /* Put ASN object tag in front and try again */
- int len = SetObjectId(o->objSz, NULL) + o->objSz;
- byte* buf = (byte*)XMALLOC(len, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (!buf) {
- WOLFSSL_MSG("malloc error");
- return -1;
- }
- idx = SetObjectId(o->objSz, buf);
- XMEMCPY(buf + idx, o->obj, o->objSz);
- idx = 0;
- ret = GetObjectId(buf, &idx, &oid, o->grp, len);
- XFREE(buf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (ret < 0) {
- WOLFSSL_MSG("Issue getting OID of object");
- return -1;
- }
- }
- else {
- WOLFSSL_MSG("Issue getting OID of object");
- return -1;
- }
- }
- return oid2nid(oid, o->grp);
- }
- /* Returns the long name that corresponds with an ASN1_OBJECT nid value.
- * n : NID value of ASN1_OBJECT to search */
- const char* wolfSSL_OBJ_nid2ln(int n)
- {
- const WOLFSSL_ObjectInfo *obj_info = wolfssl_object_info;
- size_t i;
- WOLFSSL_ENTER("wolfSSL_OBJ_nid2ln");
- for (i = 0; i < WOLFSSL_OBJECT_INFO_SZ; i++, obj_info++) {
- if (obj_info->nid == n) {
- return obj_info->lName;
- }
- }
- WOLFSSL_MSG("NID not found in table");
- return NULL;
- }
- /* Return the corresponding NID for the long name <ln>
- * or NID_undef if NID can't be found.
- */
- int wolfSSL_OBJ_ln2nid(const char *ln)
- {
- const WOLFSSL_ObjectInfo *obj_info = wolfssl_object_info;
- size_t i, lnlen;
- WOLFSSL_ENTER("wolfSSL_OBJ_ln2nid");
- if (ln && (lnlen = XSTRLEN(ln)) > 0) {
- /* Accept input like "/commonName=" */
- if (ln[0] == '/') {
- ln++;
- lnlen--;
- }
- if (lnlen) {
- if (ln[lnlen-1] == '=') {
- lnlen--;
- }
- for (i = 0; i < WOLFSSL_OBJECT_INFO_SZ; i++, obj_info++) {
- if (lnlen == XSTRLEN(obj_info->lName) &&
- XSTRNCMP(ln, obj_info->lName, lnlen) == 0) {
- return obj_info->nid;
- }
- }
- }
- }
- return NID_undef;
- }
- /* compares two objects, return 0 if equal */
- int wolfSSL_OBJ_cmp(const WOLFSSL_ASN1_OBJECT* a,
- const WOLFSSL_ASN1_OBJECT* b)
- {
- WOLFSSL_ENTER("wolfSSL_OBJ_cmp");
- if (a && b && a->obj && b->obj) {
- if (a->objSz == b->objSz) {
- return XMEMCMP(a->obj, b->obj, a->objSz);
- }
- else if (a->type == EXT_KEY_USAGE_OID ||
- b->type == EXT_KEY_USAGE_OID) {
- /* Special case for EXT_KEY_USAGE_OID so that
- * cmp will be treated as a substring search */
- /* Used in libest to check for id-kp-cmcRA in
- * EXT_KEY_USAGE extension */
- unsigned int idx;
- const byte* s; /* shorter */
- unsigned int sLen;
- const byte* l; /* longer */
- unsigned int lLen;
- if (a->objSz > b->objSz) {
- s = b->obj; sLen = b->objSz;
- l = a->obj; lLen = a->objSz;
- }
- else {
- s = a->obj; sLen = a->objSz;
- l = b->obj; lLen = b->objSz;
- }
- for (idx = 0; idx <= lLen - sLen; idx++) {
- if (XMEMCMP(l + idx, s, sLen) == 0) {
- /* Found substring */
- return 0;
- }
- }
- }
- }
- return WOLFSSL_FATAL_ERROR;
- }
- #endif /* OPENSSL_EXTRA, HAVE_LIGHTY, WOLFSSL_MYSQL_COMPATIBLE, HAVE_STUNNEL,
- WOLFSSL_NGINX, HAVE_POCO_LIB, WOLFSSL_HAPROXY */
- #if defined(OPENSSL_EXTRA) || defined(OPENSSL_EXTRA_X509_SMALL) || \
- defined(HAVE_LIGHTY) || defined(WOLFSSL_MYSQL_COMPATIBLE) || \
- defined(HAVE_STUNNEL) || defined(WOLFSSL_NGINX) || \
- defined(HAVE_POCO_LIB) || defined(WOLFSSL_HAPROXY)
- /* Gets the NID value that is related to the OID string passed in. Example
- * string would be "2.5.29.14" for subject key ID.
- *
- * returns NID value on success and NID_undef on error
- */
- int wolfSSL_OBJ_txt2nid(const char* s)
- {
- unsigned int i;
- #ifdef WOLFSSL_CERT_EXT
- int ret;
- unsigned int sum = 0;
- unsigned int outSz = MAX_OID_SZ;
- unsigned char out[MAX_OID_SZ];
- #endif
- WOLFSSL_ENTER("OBJ_txt2nid");
- if (s == NULL) {
- return NID_undef;
- }
- #ifdef WOLFSSL_CERT_EXT
- ret = EncodePolicyOID(out, &outSz, s, NULL);
- if (ret == 0) {
- /* sum OID */
- for (i = 0; i < outSz; i++) {
- sum += out[i];
- }
- }
- #endif /* WOLFSSL_CERT_EXT */
- /* get the group that the OID's sum is in
- * @TODO possible conflict with multiples */
- for (i = 0; i < WOLFSSL_OBJECT_INFO_SZ; i++) {
- int len;
- #ifdef WOLFSSL_CERT_EXT
- if (ret == 0) {
- if (wolfssl_object_info[i].id == (int)sum) {
- return wolfssl_object_info[i].nid;
- }
- }
- #endif
- /* try as a short name */
- len = (int)XSTRLEN(s);
- if ((int)XSTRLEN(wolfssl_object_info[i].sName) == len &&
- XSTRNCMP(wolfssl_object_info[i].sName, s, len) == 0) {
- return wolfssl_object_info[i].nid;
- }
- /* try as a long name */
- if ((int)XSTRLEN(wolfssl_object_info[i].lName) == len &&
- XSTRNCMP(wolfssl_object_info[i].lName, s, len) == 0) {
- return wolfssl_object_info[i].nid;
- }
- }
- return NID_undef;
- }
- #endif
- #if defined(OPENSSL_EXTRA) || defined(HAVE_LIGHTY) || \
- defined(WOLFSSL_MYSQL_COMPATIBLE) || defined(HAVE_STUNNEL) || \
- defined(WOLFSSL_NGINX) || defined(HAVE_POCO_LIB) || \
- defined(WOLFSSL_HAPROXY)
- /* Creates new ASN1_OBJECT from short name, long name, or text
- * representation of oid. If no_name is 0, then short name, long name, and
- * numerical value of oid are interpreted. If no_name is 1, then only the
- * numerical value of the oid is interpreted.
- *
- * Returns pointer to ASN1_OBJECT on success, or NULL on error.
- */
- #if defined(WOLFSSL_CERT_EXT) && defined(WOLFSSL_CERT_GEN)
- WOLFSSL_ASN1_OBJECT* wolfSSL_OBJ_txt2obj(const char* s, int no_name)
- {
- int len, i, ret;
- int nid = NID_undef;
- unsigned int outSz = MAX_OID_SZ;
- unsigned char out[MAX_OID_SZ];
- WOLFSSL_ASN1_OBJECT* obj;
- WOLFSSL_ENTER("wolfSSL_OBJ_txt2obj");
- if (s == NULL)
- return NULL;
- /* If s is numerical value, try to sum oid */
- ret = EncodePolicyOID(out, &outSz, s, NULL);
- if (ret == 0 && outSz > 0) {
- /* If numerical encode succeeded then just
- * create object from that because sums are
- * not unique and can cause confusion. */
- obj = wolfSSL_ASN1_OBJECT_new();
- if (obj == NULL) {
- WOLFSSL_MSG("Issue creating WOLFSSL_ASN1_OBJECT struct");
- return NULL;
- }
- obj->dynamic |= WOLFSSL_ASN1_DYNAMIC;
- obj->obj = (byte*)XMALLOC(1 + MAX_LENGTH_SZ + outSz, NULL,
- DYNAMIC_TYPE_ASN1);
- if (obj->obj == NULL) {
- wolfSSL_ASN1_OBJECT_free(obj);
- return NULL;
- }
- obj->dynamic |= WOLFSSL_ASN1_DYNAMIC_DATA ;
- i = SetObjectId(outSz, (byte*)obj->obj);
- XMEMCPY((byte*)obj->obj + i, out, outSz);
- obj->objSz = i + outSz;
- return obj;
- }
- len = (int)XSTRLEN(s);
- /* TODO: update short names in wolfssl_object_info and check OID sums
- are correct */
- for (i = 0; i < (int)WOLFSSL_OBJECT_INFO_SZ; i++) {
- /* Short name, long name, and numerical value are interpreted */
- if (no_name == 0 && ((XSTRNCMP(s, wolfssl_object_info[i].sName, len) == 0) ||
- (XSTRNCMP(s, wolfssl_object_info[i].lName, len) == 0)))
- nid = wolfssl_object_info[i].nid;
- }
- if (nid != NID_undef)
- return wolfSSL_OBJ_nid2obj(nid);
- return NULL;
- }
- #endif
- /* compatibility function. Its intended use is to remove OID's from an
- * internal table that have been added with OBJ_create. wolfSSL manages its
- * own internal OID values and does not currently support OBJ_create. */
- void wolfSSL_OBJ_cleanup(void)
- {
- WOLFSSL_ENTER("wolfSSL_OBJ_cleanup()");
- }
- #ifndef NO_WOLFSSL_STUB
- int wolfSSL_OBJ_create(const char *oid, const char *sn, const char *ln)
- {
- (void)oid;
- (void)sn;
- (void)ln;
- WOLFSSL_STUB("wolfSSL_OBJ_create");
- return WOLFSSL_FAILURE;
- }
- #endif
- void wolfSSL_set_verify_depth(WOLFSSL *ssl, int depth)
- {
- #if defined(OPENSSL_EXTRA) || defined(OPENSSL_EXTRA_X509_SMALL)
- WOLFSSL_ENTER("wolfSSL_set_verify_depth");
- ssl->options.verifyDepth = (byte)depth;
- #endif
- }
- #endif /* OPENSSL_ALL || HAVE_LIGHTY || WOLFSSL_MYSQL_COMPATIBLE ||
- HAVE_STUNNEL || WOLFSSL_NGINX || HAVE_POCO_LIB || WOLFSSL_HAPROXY */
- #if defined(OPENSSL_EXTRA) || defined(OPENSSL_EXTRA_X509_SMALL) || \
- defined(HAVE_LIGHTY) || defined(WOLFSSL_MYSQL_COMPATIBLE) || \
- defined(HAVE_STUNNEL) || defined(WOLFSSL_NGINX) || \
- defined(HAVE_POCO_LIB) || defined(WOLFSSL_HAPROXY)
- WOLFSSL_ASN1_OBJECT * wolfSSL_X509_NAME_ENTRY_get_object(WOLFSSL_X509_NAME_ENTRY *ne)
- {
- WOLFSSL_ASN1_OBJECT* obj = NULL;
- #ifdef WOLFSSL_DEBUG_OPENSSL
- WOLFSSL_ENTER("wolfSSL_X509_NAME_ENTRY_get_object");
- #endif
- if (ne == NULL) return NULL;
- obj = wolfSSL_OBJ_nid2obj_ex(ne->nid, ne->object);
- if (obj != NULL) {
- obj->nid = ne->nid;
- return obj;
- }
- return NULL;
- }
- #endif /* OPENSSL_ALL || HAVE_LIGHTY || WOLFSSL_MYSQL_COMPATIBLE ||
- HAVE_STUNNEL || WOLFSSL_NGINX || HAVE_POCO_LIB || WOLFSSL_HAPROXY */
- #if defined(OPENSSL_EXTRA) || defined(WOLFSSL_WPAS_SMALL) || \
- defined(OPENSSL_EXTRA_X509_SMALL)
- /* returns a pointer to the internal entry at location 'loc' on success,
- * a null pointer is returned in fail cases */
- WOLFSSL_X509_NAME_ENTRY *wolfSSL_X509_NAME_get_entry(
- WOLFSSL_X509_NAME *name, int loc)
- {
- #ifdef WOLFSSL_DEBUG_OPENSSL
- WOLFSSL_ENTER("wolfSSL_X509_NAME_get_entry");
- #endif
- if (name == NULL) {
- return NULL;
- }
- if (loc < 0 || loc >= MAX_NAME_ENTRIES) {
- WOLFSSL_MSG("Bad argument");
- return NULL;
- }
- if (name->entry[loc].set) {
- #ifdef WOLFSSL_PYTHON
- /* "set" is not only flag use, but also stack index position use in
- * OpenSSL. Python makes tuple based on this number. Therefore,
- * updating "set" by position + 1. "plus 1" means to avoid "not set"
- * zero.
- */
- name->entry[loc].set = loc + 1;
- #endif
- return &name->entry[loc];
- }
- else {
- return NULL;
- }
- }
- #endif /* OPENSSL_EXTRA || WOLFSSL_WPAS_SMALL */
- #ifdef OPENSSL_EXTRA
- int wolfSSL_X509_check_private_key(WOLFSSL_X509 *x509, WOLFSSL_EVP_PKEY *key)
- {
- WOLFSSL_ENTER("wolfSSL_X509_check_private_key");
- if (!x509 || !key) {
- WOLFSSL_MSG("Bad parameter");
- return WOLFSSL_FAILURE;
- }
- #ifndef NO_CHECK_PRIVATE_KEY
- return wc_CheckPrivateKey((byte*)key->pkey.ptr, key->pkey_sz,
- x509->pubKey.buffer, x509->pubKey.length,
- (enum Key_Sum)x509->pubKeyOID) == 1 ?
- WOLFSSL_SUCCESS : WOLFSSL_FAILURE;
- #else
- /* not compiled in */
- return WOLFSSL_SUCCESS;
- #endif
- }
- /* wolfSSL uses negative values for error states. This function returns an
- * unsigned type so the value returned is the absolute value of the error.
- */
- unsigned long wolfSSL_ERR_peek_last_error_line(const char **file, int *line)
- {
- WOLFSSL_ENTER("wolfSSL_ERR_peek_last_error");
- (void)line;
- (void)file;
- #if defined(OPENSSL_ALL) || defined(WOLFSSL_NGINX) || defined(DEBUG_WOLFSSL) || \
- defined(WOLFSSL_HAPROXY)
- {
- int ret;
- if ((ret = wc_PeekErrorNode(-1, file, NULL, line)) < 0) {
- WOLFSSL_MSG("Issue peeking at error node in queue");
- return 0;
- }
- printf("ret from peek error node = %d\n", ret);
- #if defined(OPENSSL_ALL) || defined(WOLFSSL_NGINX)
- if (ret == -ASN_NO_PEM_HEADER)
- return (ERR_LIB_PEM << 24) | PEM_R_NO_START_LINE;
- #endif
- #if defined(OPENSSL_ALL) && defined(WOLFSSL_PYTHON)
- if (ret == ASN1_R_HEADER_TOO_LONG) {
- return (ERR_LIB_ASN1 << 24) | ASN1_R_HEADER_TOO_LONG;
- }
- #endif
- return (unsigned long)ret;
- }
- #else
- return (unsigned long)(0 - NOT_COMPILED_IN);
- #endif
- }
- #ifndef NO_CERTS
- int wolfSSL_CTX_use_PrivateKey(WOLFSSL_CTX *ctx, WOLFSSL_EVP_PKEY *pkey)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_use_PrivateKey");
- if (ctx == NULL || pkey == NULL) {
- return WOLFSSL_FAILURE;
- }
- switch (pkey->type) {
- #if defined(WOLFSSL_KEY_GEN) && !defined(HAVE_USER_RSA) && !defined(NO_RSA)
- case EVP_PKEY_RSA:
- WOLFSSL_MSG("populating RSA key");
- if (PopulateRSAEvpPkeyDer(pkey) != WOLFSSL_SUCCESS)
- return WOLFSSL_FAILURE;
- break;
- #endif /* (WOLFSSL_KEY_GEN || OPENSSL_EXTRA) && !NO_RSA */
- #if !defined(HAVE_SELFTEST) && (defined(WOLFSSL_KEY_GEN) || \
- defined(WOLFSSL_CERT_GEN)) && !defined(NO_DSA)
- case EVP_PKEY_DSA:
- break;
- #endif /* !HAVE_SELFTEST && (WOLFSSL_KEY_GEN || WOLFSSL_CERT_GEN) && !NO_DSA */
- #ifdef HAVE_ECC
- case EVP_PKEY_EC:
- WOLFSSL_MSG("populating ECC key");
- if (ECC_populate_EVP_PKEY(pkey, pkey->ecc)
- != WOLFSSL_SUCCESS)
- return WOLFSSL_FAILURE;
- break;
- #endif
- default:
- return WOLFSSL_FAILURE;
- }
- if (pkey->pkey.ptr != NULL) {
- /* ptr for WOLFSSL_EVP_PKEY struct is expected to be DER format */
- return wolfSSL_CTX_use_PrivateKey_buffer(ctx,
- (const unsigned char*)pkey->pkey.ptr,
- pkey->pkey_sz, SSL_FILETYPE_ASN1);
- }
- WOLFSSL_MSG("wolfSSL private key not set");
- return BAD_FUNC_ARG;
- }
- #endif /* !NO_CERTS */
- #endif /* OPENSSL_EXTRA */
- #if defined(HAVE_EX_DATA) && \
- (defined(OPENSSL_ALL) || defined(WOLFSSL_NGINX) || \
- defined(WOLFSSL_HAPROXY) || defined(OPENSSL_EXTRA) || \
- defined(HAVE_LIGHTY)) || defined(HAVE_EX_DATA) || defined(FORTRESS) || \
- defined(WOLFSSL_WPAS_SMALL)
- /**
- * get_ex_new_index is a helper function for the following
- * xx_get_ex_new_index functions:
- * - wolfSSL_CRYPTO_get_ex_new_index
- * - wolfSSL_CTX_get_ex_new_index
- * - wolfSSL_get_ex_new_index
- * Issues a unique index number for the specified class-index.
- * Returns an index number greater or equal to zero on success,
- * -1 on failure.
- */
- static int get_ex_new_index(int class_index)
- {
- /* index counter for each class index*/
- static int ctx_idx = 0;
- static int ssl_idx = 0;
- static int x509_idx = 0;
- int index = -1;
- switch(class_index) {
- case CRYPTO_EX_INDEX_SSL:
- index = ssl_idx++;
- break;
- case CRYPTO_EX_INDEX_SSL_CTX:
- index = ctx_idx++;
- break;
- case CRYPTO_EX_INDEX_X509:
- index = x509_idx++;
- break;
- /* following class indexes are not supoprted */
- case CRYPTO_EX_INDEX_SSL_SESSION:
- case CRYPTO_EX_INDEX_X509_STORE:
- case CRYPTO_EX_INDEX_X509_STORE_CTX:
- case CRYPTO_EX_INDEX_DH:
- case CRYPTO_EX_INDEX_DSA:
- case CRYPTO_EX_INDEX_EC_KEY:
- case CRYPTO_EX_INDEX_RSA:
- case CRYPTO_EX_INDEX_ENGINE:
- case CRYPTO_EX_INDEX_UI:
- case CRYPTO_EX_INDEX_BIO:
- case CRYPTO_EX_INDEX_APP:
- case CRYPTO_EX_INDEX_UI_METHOD:
- case CRYPTO_EX_INDEX_DRBG:
- default:
- break;
- }
- return index;
- }
- #endif /* HAVE_EX_DATA || FORTRESS || WOLFSSL_WPAS_SMALL */
- #if defined(HAVE_EX_DATA) || defined(FORTRESS) || defined(WOLFSSL_WPAS_SMALL)
- void* wolfSSL_CTX_get_ex_data(const WOLFSSL_CTX* ctx, int idx)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_get_ex_data");
- #ifdef HAVE_EX_DATA
- if(ctx != NULL) {
- return wolfSSL_CRYPTO_get_ex_data(&ctx->ex_data, idx);
- }
- #else
- (void)ctx;
- (void)idx;
- #endif
- return NULL;
- }
- int wolfSSL_CTX_get_ex_new_index(long idx, void* arg, void* a, void* b,
- void* c)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_get_ex_new_index");
- (void)idx;
- (void)arg;
- (void)a;
- (void)b;
- (void)c;
- return get_ex_new_index(CRYPTO_EX_INDEX_SSL_CTX);
- }
- /* Return the index that can be used for the WOLFSSL structure to store
- * application data.
- *
- */
- int wolfSSL_get_ex_new_index(long argValue, void* arg,
- WOLFSSL_CRYPTO_EX_new* cb1, WOLFSSL_CRYPTO_EX_dup* cb2,
- WOLFSSL_CRYPTO_EX_free* cb3)
- {
- WOLFSSL_ENTER("wolfSSL_get_ex_new_index");
- (void)argValue;
- (void)arg;
- (void)cb1;
- (void)cb2;
- (void)cb3;
- return get_ex_new_index(CRYPTO_EX_INDEX_SSL);
- }
- int wolfSSL_CTX_set_ex_data(WOLFSSL_CTX* ctx, int idx, void* data)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_set_ex_data");
- #ifdef HAVE_EX_DATA
- if (ctx != NULL)
- {
- return wolfSSL_CRYPTO_set_ex_data(&ctx->ex_data, idx, data);
- }
- #else
- (void)ctx;
- (void)idx;
- (void)data;
- #endif
- return WOLFSSL_FAILURE;
- }
- #ifdef HAVE_EX_DATA_CLEANUP_HOOKS
- int wolfSSL_CTX_set_ex_data_with_cleanup(
- WOLFSSL_CTX* ctx,
- int idx,
- void* data,
- wolfSSL_ex_data_cleanup_routine_t cleanup_routine)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_set_ex_data_with_cleanup");
- if (ctx != NULL)
- {
- return wolfSSL_CRYPTO_set_ex_data_with_cleanup(&ctx->ex_data, idx, data,
- cleanup_routine);
- }
- return WOLFSSL_FAILURE;
- }
- #endif /* HAVE_EX_DATA_CLEANUP_HOOKS */
- #endif /* defined(HAVE_EX_DATA) || defined(FORTRESS) || defined(WOLFSSL_WPAS_SMALL) */
- #if defined(OPENSSL_EXTRA) || defined(OPENSSL_EXTRA_X509_SMALL)
- /* Returns char* to app data stored in ex[0].
- *
- * ssl WOLFSSL structure to get app data from
- */
- void* wolfSSL_get_app_data(const WOLFSSL *ssl)
- {
- /* checkout exdata stuff... */
- WOLFSSL_ENTER("wolfSSL_get_app_data");
- return wolfSSL_get_ex_data(ssl, 0);
- }
- /* Set ex array 0 to have app data
- *
- * ssl WOLFSSL struct to set app data in
- * arg data to be stored
- *
- * Returns WOLFSSL_SUCCESS on success and SSL_FAILURE on failure
- */
- int wolfSSL_set_app_data(WOLFSSL *ssl, void* arg) {
- WOLFSSL_ENTER("wolfSSL_set_app_data");
- return wolfSSL_set_ex_data(ssl, 0, arg);
- }
- #endif /* OPENSSL_EXTRA || OPENSSL_EXTRA_X509_SMALL */
- #if defined(HAVE_EX_DATA) || defined(OPENSSL_EXTRA) || \
- defined(OPENSSL_EXTRA_X509_SMALL) || defined(WOLFSSL_WPAS_SMALL)
- int wolfSSL_set_ex_data(WOLFSSL* ssl, int idx, void* data)
- {
- WOLFSSL_ENTER("wolfSSL_set_ex_data");
- #if defined(HAVE_EX_DATA) || defined(FORTRESS)
- if (ssl != NULL)
- {
- return wolfSSL_CRYPTO_set_ex_data(&ssl->ex_data, idx, data);
- }
- #else
- WOLFSSL_MSG("HAVE_EX_DATA macro is not defined");
- (void)ssl;
- (void)idx;
- (void)data;
- #endif
- return WOLFSSL_FAILURE;
- }
- #ifdef HAVE_EX_DATA_CLEANUP_HOOKS
- int wolfSSL_set_ex_data_with_cleanup(
- WOLFSSL* ssl,
- int idx,
- void* data,
- wolfSSL_ex_data_cleanup_routine_t cleanup_routine)
- {
- WOLFSSL_ENTER("wolfSSL_set_ex_data_with_cleanup");
- if (ssl != NULL)
- {
- return wolfSSL_CRYPTO_set_ex_data_with_cleanup(&ssl->ex_data, idx, data,
- cleanup_routine);
- }
- return WOLFSSL_FAILURE;
- }
- #endif /* HAVE_EX_DATA_CLEANUP_HOOKS */
- void* wolfSSL_get_ex_data(const WOLFSSL* ssl, int idx)
- {
- WOLFSSL_ENTER("wolfSSL_get_ex_data");
- #if defined(HAVE_EX_DATA) || defined(FORTRESS)
- if (ssl != NULL) {
- return wolfSSL_CRYPTO_get_ex_data(&ssl->ex_data, idx);
- }
- #else
- WOLFSSL_MSG("HAVE_EX_DATA macro is not defined");
- (void)ssl;
- (void)idx;
- #endif
- return 0;
- }
- #endif /* OPENSSL_EXTRA || OPENSSL_EXTRA_X509_SMALL || WOLFSSL_WPAS_SMALL */
- #ifdef OPENSSL_EXTRA
- #ifndef NO_DSA
- #ifndef NO_BIO
- WOLFSSL_DSA *wolfSSL_PEM_read_bio_DSAparams(WOLFSSL_BIO *bp, WOLFSSL_DSA **x,
- wc_pem_password_cb *cb, void *u)
- {
- WOLFSSL_DSA* dsa;
- DsaKey* key;
- int length;
- unsigned char* buf;
- word32 bufSz;
- int ret;
- word32 idx = 0;
- DerBuffer* pDer;
- WOLFSSL_ENTER("wolfSSL_PEM_read_bio_DSAparams");
- ret = wolfSSL_BIO_get_mem_data(bp, &buf);
- if (ret <= 0) {
- WOLFSSL_LEAVE("wolfSSL_PEM_read_bio_DSAparams", ret);
- return NULL;
- }
- bufSz = (word32)ret;
- if (cb != NULL || u != NULL) {
- /*
- * cb is for a call back when encountering encrypted PEM files
- * if cb == NULL and u != NULL then u = null terminated password string
- */
- WOLFSSL_MSG("Not yet supporting call back or password for encrypted PEM");
- }
- if (PemToDer(buf, (long)bufSz, DSA_PARAM_TYPE, &pDer, NULL, NULL,
- NULL) < 0 ) {
- WOLFSSL_MSG("Issue converting from PEM to DER");
- return NULL;
- }
- if (GetSequence(pDer->buffer, &idx, &length, pDer->length) < 0) {
- WOLFSSL_LEAVE("wolfSSL_PEM_read_bio_DSAparams", ret);
- FreeDer(&pDer);
- return NULL;
- }
- dsa = wolfSSL_DSA_new();
- if (dsa == NULL) {
- FreeDer(&pDer);
- WOLFSSL_MSG("Error creating DSA struct");
- return NULL;
- }
- key = (DsaKey*)dsa->internal;
- if (key == NULL) {
- FreeDer(&pDer);
- wolfSSL_DSA_free(dsa);
- WOLFSSL_MSG("Error finding DSA key struct");
- return NULL;
- }
- if (GetInt(&key->p, pDer->buffer, &idx, pDer->length) < 0 ||
- GetInt(&key->q, pDer->buffer, &idx, pDer->length) < 0 ||
- GetInt(&key->g, pDer->buffer, &idx, pDer->length) < 0 ) {
- WOLFSSL_MSG("dsa key error");
- FreeDer(&pDer);
- wolfSSL_DSA_free(dsa);
- return NULL;
- }
- if (SetIndividualExternal(&dsa->p, &key->p) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("dsa p key error");
- FreeDer(&pDer);
- wolfSSL_DSA_free(dsa);
- return NULL;
- }
- if (SetIndividualExternal(&dsa->q, &key->q) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("dsa q key error");
- FreeDer(&pDer);
- wolfSSL_DSA_free(dsa);
- return NULL;
- }
- if (SetIndividualExternal(&dsa->g, &key->g) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("dsa g key error");
- FreeDer(&pDer);
- wolfSSL_DSA_free(dsa);
- return NULL;
- }
- if (x != NULL) {
- *x = dsa;
- }
- FreeDer(&pDer);
- return dsa;
- }
- #endif /* !NO_BIO */
- #endif /* NO_DSA */
- #endif /* OPENSSL_EXTRA */
- #if defined(HAVE_LIGHTY) || defined(HAVE_STUNNEL) \
- || defined(WOLFSSL_MYSQL_COMPATIBLE) || defined(OPENSSL_EXTRA)
- #ifndef NO_DH
- #ifndef NO_BIO
- WOLFSSL_DH *wolfSSL_PEM_read_bio_DHparams(WOLFSSL_BIO *bio, WOLFSSL_DH **x,
- wc_pem_password_cb *cb, void *u)
- {
- #ifndef NO_FILESYSTEM
- WOLFSSL_DH* localDh = NULL;
- unsigned char* mem = NULL;
- word32 size;
- long sz;
- int ret;
- DerBuffer *der = NULL;
- byte* p = NULL;
- byte* g = NULL;
- word32 pSz = MAX_DH_SIZE;
- word32 gSz = MAX_DH_SIZE;
- int memAlloced = 0;
- WOLFSSL_ENTER("wolfSSL_PEM_read_bio_DHparams");
- (void)cb;
- (void)u;
- if (bio == NULL) {
- WOLFSSL_MSG("Bad Function Argument bio is NULL");
- return NULL;
- }
- if (bio->type == WOLFSSL_BIO_MEMORY) {
- /* Use the buffer directly. */
- ret = wolfSSL_BIO_get_mem_data(bio, &mem);
- if (mem == NULL || ret <= 0) {
- WOLFSSL_MSG("Failed to get data from bio struct");
- goto end;
- }
- size = ret;
- }
- else if (bio->type == WOLFSSL_BIO_FILE) {
- /* Read whole file into a new buffer. */
- if (XFSEEK((XFILE)bio->ptr, 0, SEEK_END) != 0)
- goto end;
- sz = XFTELL((XFILE)bio->ptr);
- if (XFSEEK((XFILE)bio->ptr, 0, SEEK_SET) != 0)
- goto end;
- if (sz > MAX_WOLFSSL_FILE_SIZE || sz <= 0L) {
- WOLFSSL_MSG("PEM_read_bio_DHparams file size error");
- goto end;
- }
- mem = (unsigned char*)XMALLOC(sz, NULL, DYNAMIC_TYPE_PEM);
- if (mem == NULL)
- goto end;
- memAlloced = 1;
- if (wolfSSL_BIO_read(bio, (char *)mem, (int)sz) <= 0)
- goto end;
- size = (word32)sz;
- }
- else {
- WOLFSSL_MSG("BIO type not supported for reading DH parameters");
- goto end;
- }
- ret = PemToDer(mem, size, DH_PARAM_TYPE, &der, NULL, NULL, NULL);
- if (ret < 0) {
- /* Also try X9.42 format */
- ret = PemToDer(mem, size, X942_PARAM_TYPE, &der, NULL, NULL, NULL);
- }
- if (ret != 0)
- goto end;
- /* Use the object passed in, otherwise allocate a new object */
- if (x != NULL)
- localDh = *x;
- if (localDh == NULL) {
- localDh = wolfSSL_DH_new();
- if (localDh == NULL)
- goto end;
- }
- /* Load data in manually */
- p = (byte*)XMALLOC(pSz, NULL, DYNAMIC_TYPE_PUBLIC_KEY);
- g = (byte*)XMALLOC(gSz, NULL, DYNAMIC_TYPE_PUBLIC_KEY);
- if (p == NULL || g == NULL)
- goto end;
- /* Extract the p and g as data from the DER encoded DH parameters. */
- ret = wc_DhParamsLoad(der->buffer, der->length, p, &pSz, g, &gSz);
- if (ret != 0) {
- if (x != NULL && localDh != *x)
- XFREE(localDh, NULL, DYNAMIC_TYPE_OPENSSL);
- localDh = NULL;
- goto end;
- }
- if (x != NULL)
- *x = localDh;
- /* Put p and g in as big numbers. */
- if (localDh->p != NULL) {
- wolfSSL_BN_free(localDh->p);
- localDh->p = NULL;
- }
- if (localDh->g != NULL) {
- wolfSSL_BN_free(localDh->g);
- localDh->g = NULL;
- }
- localDh->p = wolfSSL_BN_bin2bn(p, pSz, NULL);
- localDh->g = wolfSSL_BN_bin2bn(g, gSz, NULL);
- if (localDh->p == NULL || localDh->g == NULL) {
- if (x != NULL && localDh != *x)
- wolfSSL_DH_free(localDh);
- localDh = NULL;
- }
- if (localDh != NULL && localDh->inSet == 0) {
- if (SetDhInternal(localDh) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Unable to set internal DH structure");
- wolfSSL_DH_free(localDh);
- localDh = NULL;
- }
- }
- end:
- if (memAlloced) XFREE(mem, NULL, DYNAMIC_TYPE_PEM);
- if (der != NULL) FreeDer(&der);
- XFREE(p, NULL, DYNAMIC_TYPE_PUBLIC_KEY);
- XFREE(g, NULL, DYNAMIC_TYPE_PUBLIC_KEY);
- return localDh;
- #else
- (void)bio;
- (void)x;
- (void)cb;
- (void)u;
- return NULL;
- #endif
- }
- #ifndef NO_FILESYSTEM
- /* Reads DH parameters from a file pointer into WOLFSSL_DH structure.
- *
- * fp file pointer to read DH parameter file from
- * x output WOLFSSL_DH to be created and populated from fp
- * cb password callback, to be used to decrypt encrypted DH parameters PEM
- * u context pointer to user-defined data to be received back in password cb
- *
- * Returns new WOLFSSL_DH structure pointer on success, NULL on failure. */
- WOLFSSL_DH *wolfSSL_PEM_read_DHparams(XFILE fp, WOLFSSL_DH **x,
- wc_pem_password_cb *cb, void *u)
- {
- WOLFSSL_BIO* fbio = NULL;
- WOLFSSL_DH* dh = NULL;
- if (fp == NULL) {
- WOLFSSL_MSG("DH parameter file cannot be NULL");
- return NULL;
- }
- fbio = wolfSSL_BIO_new(wolfSSL_BIO_s_file());
- if (fbio == NULL) {
- WOLFSSL_MSG("Unable to create file BIO to process DH PEM");
- return NULL;
- }
- if (wolfSSL_BIO_set_fp(fbio, fp, BIO_NOCLOSE) != WOLFSSL_SUCCESS) {
- wolfSSL_BIO_free(fbio);
- WOLFSSL_MSG("wolfSSL_BIO_set_fp error");
- return NULL;
- }
- /* wolfSSL_PEM_read_bio_DHparams() sanitizes x, cb, u args */
- dh = wolfSSL_PEM_read_bio_DHparams(fbio, x, cb, u);
- wolfSSL_BIO_free(fbio);
- return dh;
- }
- #endif /* !NO_FILESYSTEM */
- #endif /* !NO_BIO */
- #if defined(WOLFSSL_DH_EXTRA) && !defined(NO_FILESYSTEM)
- /* Writes the DH parameters in PEM format from "dh" out to the file pointer
- * passed in.
- *
- * returns WOLFSSL_SUCCESS on success
- */
- int wolfSSL_PEM_write_DHparams(XFILE fp, WOLFSSL_DH* dh)
- {
- int ret;
- word32 derSz = 0, pemSz = 0;
- byte *der, *pem;
- DhKey* key;
- WOLFSSL_ENTER("wolfSSL_PEM_write_DHparams");
- if (dh == NULL) {
- WOLFSSL_LEAVE("wolfSSL_PEM_write_DHparams", BAD_FUNC_ARG);
- return WOLFSSL_FAILURE;
- }
- if (dh->inSet == 0) {
- if (SetDhInternal(dh) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Unable to set internal DH structure");
- return WOLFSSL_FAILURE;
- }
- }
- key = (DhKey*)dh->internal;
- ret = wc_DhParamsToDer(key, NULL, &derSz);
- if (ret != LENGTH_ONLY_E) {
- WOLFSSL_MSG("Failed to get size of DH params");
- WOLFSSL_LEAVE("wolfSSL_PEM_write_DHparams", ret);
- return WOLFSSL_FAILURE;
- }
- der = (byte*)XMALLOC(derSz, key->heap, DYNAMIC_TYPE_TMP_BUFFER);
- if (der == NULL) {
- WOLFSSL_LEAVE("wolfSSL_PEM_write_DHparams", MEMORY_E);
- return WOLFSSL_FAILURE;
- }
- ret = wc_DhParamsToDer(key, der, &derSz);
- if (ret <= 0) {
- WOLFSSL_MSG("Failed to export DH params");
- WOLFSSL_LEAVE("wolfSSL_PEM_write_DHparams", ret);
- XFREE(der, key->heap, DYNAMIC_TYPE_TMP_BUFFER);
- return WOLFSSL_FAILURE;
- }
- /* convert to PEM */
- ret = wc_DerToPem(der, derSz, NULL, 0, DH_PARAM_TYPE);
- if (ret < 0) {
- WOLFSSL_MSG("Failed to convert DH params to PEM");
- WOLFSSL_LEAVE("wolfSSL_PEM_write_DHparams", ret);
- XFREE(der, key->heap, DYNAMIC_TYPE_TMP_BUFFER);
- return ret;
- }
- pemSz = (word32)ret;
- pem = (byte*)XMALLOC(pemSz, key->heap, DYNAMIC_TYPE_TMP_BUFFER);
- if (pem == NULL) {
- WOLFSSL_LEAVE("wolfSSL_PEM_write_DHparams", MEMORY_E);
- XFREE(der, key->heap, DYNAMIC_TYPE_TMP_BUFFER);
- return ret;
- }
- ret = wc_DerToPem(der, derSz, pem, pemSz, DH_PARAM_TYPE);
- XFREE(der, key->heap, DYNAMIC_TYPE_TMP_BUFFER);
- if (ret < 0) {
- WOLFSSL_MSG("Failed to convert DH params to PEM");
- WOLFSSL_LEAVE("wolfSSL_PEM_write_DHparams", ret);
- XFREE(pem, key->heap, DYNAMIC_TYPE_TMP_BUFFER);
- return ret;
- }
- ret = (int)XFWRITE(pem, 1, pemSz, fp);
- XFREE(pem, key->heap, DYNAMIC_TYPE_TMP_BUFFER);
- if (ret <= 0) {
- WOLFSSL_MSG("Failed to write to file");
- WOLFSSL_LEAVE("wolfSSL_PEM_write_DHparams", ret);
- return WOLFSSL_FAILURE;
- }
- WOLFSSL_LEAVE("wolfSSL_PEM_write_DHparams", WOLFSSL_SUCCESS);
- return WOLFSSL_SUCCESS;
- }
- #endif /* WOLFSSL_DH_EXTRA && !NO_FILESYSTEM */
- #endif /* !NO_DH */
- #ifndef NO_BIO
- #ifdef WOLFSSL_CERT_GEN
- #ifdef WOLFSSL_CERT_REQ
- /* writes the x509 from x to the WOLFSSL_BIO bp
- *
- * returns WOLFSSL_SUCCESS on success and WOLFSSL_FAILURE on fail
- */
- int wolfSSL_PEM_write_bio_X509_REQ(WOLFSSL_BIO *bp, WOLFSSL_X509 *x)
- {
- byte* pem;
- int pemSz = 0;
- const unsigned char* der;
- int derSz;
- int ret;
- WOLFSSL_ENTER("wolfSSL_PEM_write_bio_X509_REQ()");
- if (x == NULL || bp == NULL) {
- return WOLFSSL_FAILURE;
- }
- der = wolfSSL_X509_get_der(x, &derSz);
- if (der == NULL) {
- return WOLFSSL_FAILURE;
- }
- /* get PEM size */
- pemSz = wc_DerToPemEx(der, derSz, NULL, 0, NULL, CERTREQ_TYPE);
- if (pemSz < 0) {
- return WOLFSSL_FAILURE;
- }
- /* create PEM buffer and convert from DER */
- pem = (byte*)XMALLOC(pemSz, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (pem == NULL) {
- return WOLFSSL_FAILURE;
- }
- if (wc_DerToPemEx(der, derSz, pem, pemSz, NULL, CERTREQ_TYPE) < 0) {
- XFREE(pem, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- return WOLFSSL_FAILURE;
- }
- /* write the PEM to BIO */
- ret = wolfSSL_BIO_write(bp, pem, pemSz);
- XFREE(pem, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (ret <= 0) return WOLFSSL_FAILURE;
- return WOLFSSL_SUCCESS;
- }
- #endif /* WOLFSSL_CERT_REQ */
- /* writes the x509 from x to the WOLFSSL_BIO bp
- *
- * returns WOLFSSL_SUCCESS on success and WOLFSSL_FAILURE on fail
- */
- int wolfSSL_PEM_write_bio_X509_AUX(WOLFSSL_BIO *bp, WOLFSSL_X509 *x)
- {
- byte* pem;
- int pemSz = 0;
- const unsigned char* der;
- int derSz;
- int ret;
- WOLFSSL_ENTER("wolfSSL_PEM_write_bio_X509_AUX()");
- if (bp == NULL || x == NULL) {
- WOLFSSL_MSG("NULL argument passed in");
- return WOLFSSL_FAILURE;
- }
- der = wolfSSL_X509_get_der(x, &derSz);
- if (der == NULL) {
- return WOLFSSL_FAILURE;
- }
- /* get PEM size */
- pemSz = wc_DerToPemEx(der, derSz, NULL, 0, NULL, CERT_TYPE);
- if (pemSz < 0) {
- return WOLFSSL_FAILURE;
- }
- /* create PEM buffer and convert from DER */
- pem = (byte*)XMALLOC(pemSz, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (pem == NULL) {
- return WOLFSSL_FAILURE;
- }
- if (wc_DerToPemEx(der, derSz, pem, pemSz, NULL, CERT_TYPE) < 0) {
- XFREE(pem, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- return WOLFSSL_FAILURE;
- }
- /* write the PEM to BIO */
- ret = wolfSSL_BIO_write(bp, pem, pemSz);
- XFREE(pem, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (ret <= 0) return WOLFSSL_FAILURE;
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_PEM_write_bio_X509(WOLFSSL_BIO *bio, WOLFSSL_X509 *cert)
- {
- byte* pem = NULL;
- int pemSz = 0;
- /* Get large buffer to hold cert der */
- int derSz = X509_BUFFER_SZ;
- #ifdef WOLFSSL_SMALL_STACK
- byte* der;
- #else
- byte der[X509_BUFFER_SZ];
- #endif
- int ret;
- WOLFSSL_ENTER("wolfSSL_PEM_write_bio_X509_AUX()");
- if (bio == NULL || cert == NULL) {
- WOLFSSL_MSG("NULL argument passed in");
- return WOLFSSL_FAILURE;
- }
- #ifdef WOLFSSL_SMALL_STACK
- der = (byte*)XMALLOC(derSz, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (!der) {
- WOLFSSL_MSG("malloc failed");
- return WOLFSSL_FAILURE;
- }
- #endif
- if (wolfssl_x509_make_der(cert, 0, der, &derSz, 1) != WOLFSSL_SUCCESS) {
- goto error;
- }
- /* get PEM size */
- pemSz = wc_DerToPemEx(der, derSz, NULL, 0, NULL, CERT_TYPE);
- if (pemSz < 0) {
- goto error;
- }
- /* create PEM buffer and convert from DER */
- pem = (byte*)XMALLOC(pemSz, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (pem == NULL) {
- goto error;
- }
- if (wc_DerToPemEx(der, derSz, pem, pemSz, NULL, CERT_TYPE) < 0) {
- goto error;
- }
- /* write the PEM to BIO */
- ret = wolfSSL_BIO_write(bio, pem, pemSz);
- XFREE(pem, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (ret <= 0) return WOLFSSL_FAILURE;
- return WOLFSSL_SUCCESS;
- error:
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(der, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- #endif
- if (pem)
- XFREE(pem, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- return WOLFSSL_FAILURE;
- }
- #endif /* WOLFSSL_CERT_GEN */
- #endif /* !NO_BIO */
- #if defined(OPENSSL_EXTRA) && !defined(NO_DH)
- /* Initialize ctx->dh with dh's params. Return WOLFSSL_SUCCESS on ok */
- long wolfSSL_CTX_set_tmp_dh(WOLFSSL_CTX* ctx, WOLFSSL_DH* dh)
- {
- int pSz, gSz;
- byte *p, *g;
- int ret=0;
- WOLFSSL_ENTER("wolfSSL_CTX_set_tmp_dh");
- if(!ctx || !dh)
- return BAD_FUNC_ARG;
- /* Get needed size for p and g */
- pSz = wolfSSL_BN_bn2bin(dh->p, NULL);
- gSz = wolfSSL_BN_bn2bin(dh->g, NULL);
- if(pSz <= 0 || gSz <= 0)
- return WOLFSSL_FATAL_ERROR;
- p = (byte*)XMALLOC(pSz, ctx->heap, DYNAMIC_TYPE_PUBLIC_KEY);
- if(!p)
- return MEMORY_E;
- g = (byte*)XMALLOC(gSz, ctx->heap, DYNAMIC_TYPE_PUBLIC_KEY);
- if(!g) {
- XFREE(p, ctx->heap, DYNAMIC_TYPE_PUBLIC_KEY);
- return MEMORY_E;
- }
- pSz = wolfSSL_BN_bn2bin(dh->p, p);
- gSz = wolfSSL_BN_bn2bin(dh->g, g);
- if(pSz >= 0 && gSz >= 0) /* Conversion successful */
- ret = wolfSSL_CTX_SetTmpDH(ctx, p, pSz, g, gSz);
- XFREE(p, ctx->heap, DYNAMIC_TYPE_PUBLIC_KEY);
- XFREE(g, ctx->heap, DYNAMIC_TYPE_PUBLIC_KEY);
- return pSz > 0 && gSz > 0 ? ret : WOLFSSL_FATAL_ERROR;
- }
- #endif /* OPENSSL_EXTRA && !NO_DH */
- /* returns the enum value associated with handshake state
- *
- * ssl the WOLFSSL structure to get state of
- */
- int wolfSSL_get_state(const WOLFSSL* ssl)
- {
- WOLFSSL_ENTER("wolfSSL_get_state");
- if (ssl == NULL) {
- WOLFSSL_MSG("Null argument passed in");
- return SSL_FAILURE;
- }
- return ssl->options.handShakeState;
- }
- #endif /* HAVE_LIGHTY || HAVE_STUNNEL || WOLFSSL_MYSQL_COMPATIBLE */
- #ifdef OPENSSL_EXTRA
- void wolfSSL_certs_clear(WOLFSSL* ssl)
- {
- WOLFSSL_ENTER("wolfSSL_certs_clear()");
- if (ssl == NULL)
- return;
- /* ctx still owns certificate, certChain, key, dh, and cm */
- if (ssl->buffers.weOwnCert)
- FreeDer(&ssl->buffers.certificate);
- ssl->buffers.certificate = NULL;
- if (ssl->buffers.weOwnCertChain)
- FreeDer(&ssl->buffers.certChain);
- ssl->buffers.certChain = NULL;
- #ifdef WOLFSSL_TLS13
- ssl->buffers.certChainCnt = 0;
- #endif
- if (ssl->buffers.weOwnKey)
- FreeDer(&ssl->buffers.key);
- ssl->buffers.key = NULL;
- ssl->buffers.keyType = 0;
- ssl->buffers.keyId = 0;
- ssl->buffers.keyLabel = 0;
- ssl->buffers.keySz = 0;
- ssl->buffers.keyDevId = 0;
- }
- #endif
- #if defined(OPENSSL_ALL) || defined(WOLFSSL_ASIO) || defined(WOLFSSL_HAPROXY) \
- || defined(WOLFSSL_NGINX) || defined(WOLFSSL_QT)
- long wolfSSL_ctrl(WOLFSSL* ssl, int cmd, long opt, void* pt)
- {
- WOLFSSL_ENTER("wolfSSL_ctrl");
- if (ssl == NULL)
- return BAD_FUNC_ARG;
- switch (cmd) {
- #if defined(WOLFSSL_NGINX) || defined(WOLFSSL_QT) || defined(OPENSSL_ALL)
- #ifdef HAVE_SNI
- case SSL_CTRL_SET_TLSEXT_HOSTNAME:
- WOLFSSL_MSG("Entering Case: SSL_CTRL_SET_TLSEXT_HOSTNAME.");
- if (pt == NULL) {
- WOLFSSL_MSG("Passed in NULL Host Name.");
- break;
- }
- return wolfSSL_set_tlsext_host_name(ssl, (const char*) pt);
- #endif /* HAVE_SNI */
- #endif /* WOLFSSL_NGINX || WOLFSSL_QT || OPENSSL_ALL */
- default:
- WOLFSSL_MSG("Case not implemented.");
- }
- (void)opt;
- (void)pt;
- return WOLFSSL_FAILURE;
- }
- long wolfSSL_CTX_ctrl(WOLFSSL_CTX* ctx, int cmd, long opt, void* pt)
- {
- #if defined(OPENSSL_EXTRA) || defined(HAVE_WEBSERVER)
- long ctrl_opt;
- #endif
- long ret = WOLFSSL_SUCCESS;
- WOLFSSL_ENTER("wolfSSL_CTX_ctrl");
- if (ctx == NULL)
- return WOLFSSL_FAILURE;
- switch (cmd) {
- case SSL_CTRL_CHAIN:
- #ifdef SESSION_CERTS
- {
- /*
- * We don't care about opt here because a copy of the certificate is
- * stored anyway so increasing the reference counter is not necessary.
- * Just check to make sure that it is set to one of the correct values.
- */
- WOLF_STACK_OF(WOLFSSL_X509)* sk = (WOLF_STACK_OF(WOLFSSL_X509)*) pt;
- WOLFSSL_X509* x509;
- int i;
- if (opt != 0 && opt != 1) {
- ret = WOLFSSL_FAILURE;
- break;
- }
- /* Clear certificate chain */
- FreeDer(&ctx->certChain);
- if (sk) {
- for (i = 0; i < wolfSSL_sk_X509_num(sk); i++) {
- x509 = wolfSSL_sk_X509_value(sk, i);
- /* Prevent wolfSSL_CTX_add_extra_chain_cert from freeing cert */
- if (wolfSSL_X509_up_ref(x509) != 1) {
- WOLFSSL_MSG("Error increasing reference count");
- continue;
- }
- if (wolfSSL_CTX_add_extra_chain_cert(ctx, x509) !=
- WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Error adding certificate to context");
- /* Decrease reference count on failure */
- wolfSSL_X509_free(x509);
- }
- }
- }
- /* Free previous chain */
- wolfSSL_sk_X509_free(ctx->x509Chain);
- ctx->x509Chain = sk;
- if (sk && opt == 1) {
- /* up all refs when opt == 1 */
- for (i = 0; i < wolfSSL_sk_X509_num(sk); i++) {
- x509 = wolfSSL_sk_X509_value(sk, i);
- if (wolfSSL_X509_up_ref(x509) != 1) {
- WOLFSSL_MSG("Error increasing reference count");
- continue;
- }
- }
- }
- }
- #else
- WOLFSSL_MSG("Session certificates not compiled in");
- ret = WOLFSSL_FAILURE;
- #endif
- break;
- #if defined(OPENSSL_EXTRA) || defined(HAVE_WEBSERVER)
- case SSL_CTRL_OPTIONS:
- WOLFSSL_MSG("Entering Case: SSL_CTRL_OPTIONS.");
- ctrl_opt = wolfSSL_CTX_set_options(ctx, opt);
- #ifdef WOLFSSL_QT
- /* Set whether to use client or server cipher preference */
- if ((ctrl_opt & WOLFSSL_OP_CIPHER_SERVER_PREFERENCE)
- == WOLFSSL_OP_CIPHER_SERVER_PREFERENCE) {
- WOLFSSL_MSG("Using Server's Cipher Preference.");
- ctx->useClientOrder = FALSE;
- } else {
- WOLFSSL_MSG("Using Client's Cipher Preference.");
- ctx->useClientOrder = TRUE;
- }
- #endif /* WOLFSSL_QT */
- return ctrl_opt;
- #endif /* OPENSSL_EXTRA || HAVE_WEBSERVER */
- case SSL_CTRL_EXTRA_CHAIN_CERT:
- WOLFSSL_MSG("Entering Case: SSL_CTRL_EXTRA_CHAIN_CERT.");
- if (pt == NULL) {
- WOLFSSL_MSG("Passed in x509 pointer NULL.");
- ret = WOLFSSL_FAILURE;
- break;
- }
- return wolfSSL_CTX_add_extra_chain_cert(ctx, (WOLFSSL_X509*)pt);
- #ifndef NO_DH
- case SSL_CTRL_SET_TMP_DH:
- WOLFSSL_MSG("Entering Case: SSL_CTRL_SET_TMP_DH.");
- if (pt == NULL) {
- WOLFSSL_MSG("Passed in DH pointer NULL.");
- ret = WOLFSSL_FAILURE;
- break;
- }
- return wolfSSL_CTX_set_tmp_dh(ctx, (WOLFSSL_DH*)pt);
- #endif
- #ifdef HAVE_ECC
- case SSL_CTRL_SET_TMP_ECDH:
- WOLFSSL_MSG("Entering Case: SSL_CTRL_SET_TMP_ECDH.");
- if (pt == NULL) {
- WOLFSSL_MSG("Passed in ECDH pointer NULL.");
- ret = WOLFSSL_FAILURE;
- break;
- }
- return wolfSSL_SSL_CTX_set_tmp_ecdh(ctx, (WOLFSSL_EC_KEY*)pt);
- #endif
- case SSL_CTRL_MODE:
- wolfSSL_CTX_set_mode(ctx,opt);
- break;
- case SSL_CTRL_SET_MIN_PROTO_VERSION:
- WOLFSSL_MSG("set min proto version");
- if (opt == 0) {
- /* do nothing */
- return WOLFSSL_SUCCESS;
- }
- return wolfSSL_CTX_set_min_proto_version(ctx, (int)opt);
- case SSL_CTRL_SET_MAX_PROTO_VERSION:
- WOLFSSL_MSG("set max proto version");
- if (opt == 0) {
- /* do nothing */
- return WOLFSSL_SUCCESS;
- }
- return wolfSSL_CTX_set_max_proto_version(ctx, (int)opt);
- default:
- WOLFSSL_MSG("CTX_ctrl cmd not implemented");
- ret = WOLFSSL_FAILURE;
- break;
- }
- (void)ctx;
- (void)cmd;
- (void)opt;
- (void)pt;
- WOLFSSL_LEAVE("wolfSSL_CTX_ctrl", (int)ret);
- return ret;
- }
- #ifndef WOLFSSL_NO_STUB
- long wolfSSL_CTX_callback_ctrl(WOLFSSL_CTX* ctx, int cmd, void (*fp)(void))
- {
- (void) ctx;
- (void) cmd;
- (void) fp;
- WOLFSSL_STUB("wolfSSL_CTX_callback_ctrl");
- return WOLFSSL_FAILURE;
- }
- #endif /* WOLFSSL_NO_STUB */
- #ifndef NO_WOLFSSL_STUB
- long wolfSSL_CTX_clear_extra_chain_certs(WOLFSSL_CTX* ctx)
- {
- return wolfSSL_CTX_ctrl(ctx, SSL_CTRL_CLEAR_EXTRA_CHAIN_CERTS, 0l, NULL);
- }
- #endif
- /* Returns the verifyCallback from the ssl structure if successful.
- Returns NULL otherwise. */
- VerifyCallback wolfSSL_get_verify_callback(WOLFSSL* ssl)
- {
- WOLFSSL_ENTER("wolfSSL_get_verify_callback()");
- if (ssl) {
- return ssl->verifyCallback;
- }
- return NULL;
- }
- #ifndef NO_BIO
- #if !defined(HAVE_FAST_RSA) && defined(WOLFSSL_KEY_GEN) && \
- !defined(NO_RSA) && !defined(HAVE_USER_RSA)
- /* Converts an rsa key from a bio buffer into an internal rsa structure.
- Returns a pointer to the new WOLFSSL_RSA structure. */
- WOLFSSL_RSA* wolfSSL_d2i_RSAPrivateKey_bio(WOLFSSL_BIO *bio, WOLFSSL_RSA **out)
- {
- const unsigned char* bioMem = NULL;
- int bioMemSz = 0;
- WOLFSSL_RSA* key = NULL;
- unsigned char *maxKeyBuf = NULL;
- unsigned char* bufPtr = NULL;
- unsigned char* extraBioMem = NULL;
- int extraBioMemSz = 0;
- int derLength = 0;
- int j = 0, i = 0;
- WOLFSSL_ENTER("wolfSSL_d2i_RSAPrivateKey_bio()");
- if (bio == NULL) {
- WOLFSSL_MSG("Bad Function Argument");
- return NULL;
- }
- (void)out;
- bioMemSz = wolfSSL_BIO_get_len(bio);
- if (bioMemSz <= 0) {
- WOLFSSL_MSG("wolfSSL_BIO_get_len() failure");
- return NULL;
- }
- bioMem = (unsigned char*)XMALLOC(bioMemSz, bio->heap, DYNAMIC_TYPE_TMP_BUFFER);
- if (bioMem == NULL) {
- WOLFSSL_MSG("Malloc failure");
- return NULL;
- }
- maxKeyBuf = (unsigned char*)XMALLOC(4096, bio->heap, DYNAMIC_TYPE_TMP_BUFFER);
- if (maxKeyBuf == NULL) {
- WOLFSSL_MSG("Malloc failure");
- XFREE((unsigned char*)bioMem, bio->heap, DYNAMIC_TYPE_TMP_BUFFER);
- return NULL;
- }
- bufPtr = maxKeyBuf;
- if (wolfSSL_BIO_read(bio, (unsigned char*)bioMem, (int)bioMemSz) == bioMemSz) {
- const byte* bioMemPt = bioMem; /* leave bioMem pointer unaltered */
- if ((key = wolfSSL_d2i_RSAPrivateKey(NULL, &bioMemPt, bioMemSz)) == NULL) {
- XFREE((unsigned char*)bioMem, bio->heap, DYNAMIC_TYPE_TMP_BUFFER);
- XFREE((unsigned char*)maxKeyBuf, bio->heap, DYNAMIC_TYPE_TMP_BUFFER);
- return NULL;
- }
- /* This function is used to get the total length of the rsa key. */
- derLength = wolfSSL_i2d_RSAPrivateKey(key, &bufPtr);
- /* Write extra data back into bio object if necessary. */
- extraBioMemSz = (bioMemSz - derLength);
- if (extraBioMemSz > 0) {
- extraBioMem = (unsigned char *)XMALLOC(extraBioMemSz, NULL,
- DYNAMIC_TYPE_TMP_BUFFER);
- if (extraBioMem == NULL) {
- WOLFSSL_MSG("Malloc failure");
- XFREE((unsigned char*)extraBioMem, bio->heap,
- DYNAMIC_TYPE_TMP_BUFFER);
- XFREE((unsigned char*)bioMem, bio->heap,
- DYNAMIC_TYPE_TMP_BUFFER);
- XFREE((unsigned char*)maxKeyBuf, bio->heap, DYNAMIC_TYPE_TMP_BUFFER);
- return NULL;
- }
- for (i = derLength; i < bioMemSz; i++) {
- *(extraBioMem + j) = *(bioMem + i);
- j++;
- }
- wolfSSL_BIO_write(bio, extraBioMem, extraBioMemSz);
- if (wolfSSL_BIO_get_len(bio) <= 0) {
- WOLFSSL_MSG("Failed to write memory to bio");
- XFREE((unsigned char*)extraBioMem, bio->heap,
- DYNAMIC_TYPE_TMP_BUFFER);
- XFREE((unsigned char*)bioMem, bio->heap,
- DYNAMIC_TYPE_TMP_BUFFER);
- XFREE((unsigned char*)maxKeyBuf, bio->heap, DYNAMIC_TYPE_TMP_BUFFER);
- return NULL;
- }
- XFREE((unsigned char*)extraBioMem, bio->heap,
- DYNAMIC_TYPE_TMP_BUFFER);
- }
- if (out != NULL && key != NULL) {
- *out = key;
- }
- }
- XFREE((unsigned char*)bioMem, bio->heap, DYNAMIC_TYPE_TMP_BUFFER);
- XFREE((unsigned char*)maxKeyBuf, bio->heap, DYNAMIC_TYPE_TMP_BUFFER);
- return key;
- }
- #endif /* !HAVE_FAST_RSA && WOLFSSL_KEY_GEN && !NO_RSA && !HAVE_USER_RSA */
- #endif /* !NO_BIO */
- /* Adds the ASN1 certificate to the user ctx.
- Returns WOLFSSL_SUCCESS if no error, returns WOLFSSL_FAILURE otherwise.*/
- int wolfSSL_CTX_use_certificate_ASN1(WOLFSSL_CTX *ctx, int derSz,
- const unsigned char *der)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_use_certificate_ASN1()");
- if (der != NULL && ctx != NULL) {
- if (wolfSSL_CTX_use_certificate_buffer(ctx, der, derSz,
- WOLFSSL_FILETYPE_ASN1) == WOLFSSL_SUCCESS) {
- return WOLFSSL_SUCCESS;
- }
- }
- return WOLFSSL_FAILURE;
- }
- #if !defined(HAVE_FAST_RSA) && defined(WOLFSSL_KEY_GEN) && \
- !defined(NO_RSA) && !defined(HAVE_USER_RSA)
- /* Adds the rsa private key to the user ctx.
- Returns WOLFSSL_SUCCESS if no error, returns WOLFSSL_FAILURE otherwise.*/
- int wolfSSL_CTX_use_RSAPrivateKey(WOLFSSL_CTX* ctx, WOLFSSL_RSA* rsa)
- {
- int ret;
- int derSize;
- unsigned char *maxDerBuf;
- unsigned char* key = NULL;
- WOLFSSL_ENTER("wolfSSL_CTX_use_RSAPrivateKey()");
- if (ctx == NULL || rsa == NULL) {
- WOLFSSL_MSG("one or more inputs were NULL");
- return BAD_FUNC_ARG;
- }
- maxDerBuf = (unsigned char*)XMALLOC(4096, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (maxDerBuf == NULL) {
- WOLFSSL_MSG("Malloc failure");
- return MEMORY_E;
- }
- key = maxDerBuf;
- /* convert RSA struct to der encoded buffer and get the size */
- if ((derSize = wolfSSL_i2d_RSAPrivateKey(rsa, &key)) <= 0) {
- WOLFSSL_MSG("wolfSSL_i2d_RSAPrivateKey() failure");
- XFREE(maxDerBuf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- return WOLFSSL_FAILURE;
- }
- ret = wolfSSL_CTX_use_PrivateKey_buffer(ctx, (const unsigned char*)maxDerBuf,
- derSize, SSL_FILETYPE_ASN1);
- if (ret != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("wolfSSL_CTX_USE_PrivateKey_buffer() failure");
- XFREE(maxDerBuf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- return WOLFSSL_FAILURE;
- }
- XFREE(maxDerBuf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- return ret;
- }
- #endif /* NO_RSA && !HAVE_FAST_RSA */
- #ifndef NO_BIO
- /* Converts EVP_PKEY data from a bio buffer to a WOLFSSL_EVP_PKEY structure.
- Returns pointer to private EVP_PKEY struct upon success, NULL if there
- is a failure.*/
- WOLFSSL_EVP_PKEY* wolfSSL_d2i_PrivateKey_bio(WOLFSSL_BIO* bio,
- WOLFSSL_EVP_PKEY** out)
- {
- unsigned char* mem = NULL;
- int memSz = 0;
- WOLFSSL_EVP_PKEY* key = NULL;
- int i = 0, j = 0;
- unsigned char* extraBioMem = NULL;
- int extraBioMemSz = 0;
- int derLength = 0;
- WOLFSSL_ENTER("wolfSSL_d2i_PrivateKey_bio()");
- if (bio == NULL) {
- return NULL;
- }
- (void)out;
- memSz = wolfSSL_BIO_get_len(bio);
- if (memSz <= 0) {
- WOLFSSL_MSG("wolfSSL_BIO_get_len() failure");
- return NULL;
- }
- mem = (unsigned char*)XMALLOC(memSz, bio->heap, DYNAMIC_TYPE_TMP_BUFFER);
- if (mem == NULL) {
- WOLFSSL_MSG("Malloc failure");
- return NULL;
- }
- if (wolfSSL_BIO_read(bio, (unsigned char*)mem, memSz) == memSz) {
- /* Determines key type and returns the new private EVP_PKEY object */
- if ((key = wolfSSL_d2i_PrivateKey_EVP(NULL, &mem, (long)memSz)) == NULL) {
- WOLFSSL_MSG("wolfSSL_d2i_PrivateKey_EVP() failure");
- XFREE(mem, bio->heap, DYNAMIC_TYPE_TMP_BUFFER);
- return NULL;
- }
- /* Write extra data back into bio object if necessary. */
- derLength = key->pkey_sz;
- extraBioMemSz = (memSz - derLength);
- if (extraBioMemSz > 0) {
- extraBioMem = (unsigned char *)XMALLOC(extraBioMemSz, NULL,
- DYNAMIC_TYPE_TMP_BUFFER);
- if (extraBioMem == NULL) {
- WOLFSSL_MSG("Malloc failure");
- XFREE((unsigned char*)extraBioMem, bio->heap,
- DYNAMIC_TYPE_TMP_BUFFER);
- XFREE(mem, bio->heap, DYNAMIC_TYPE_TMP_BUFFER);
- return NULL;
- }
- for (i = derLength; i < memSz; i++) {
- *(extraBioMem + j) = *(mem + i);
- j++;
- }
- wolfSSL_BIO_write(bio, extraBioMem, extraBioMemSz);
- if (wolfSSL_BIO_get_len(bio) <= 0) {
- WOLFSSL_MSG("Failed to write memory to bio");
- XFREE((unsigned char*)extraBioMem, bio->heap,
- DYNAMIC_TYPE_TMP_BUFFER);
- XFREE(mem, bio->heap, DYNAMIC_TYPE_TMP_BUFFER);
- return NULL;
- }
- XFREE((unsigned char*)extraBioMem, bio->heap,
- DYNAMIC_TYPE_TMP_BUFFER);
- }
- if (out != NULL) {
- *out = key;
- }
- }
- XFREE(mem, bio->heap, DYNAMIC_TYPE_TMP_BUFFER);
- return key;
- }
- #endif /* !NO_BIO */
- #endif /* OPENSSL_ALL || WOLFSSL_ASIO || WOLFSSL_HAPROXY || WOLFSSL_QT */
- #if defined(OPENSSL_ALL) || defined(WOLFSSL_ASIO) || defined(WOLFSSL_HAPROXY) || \
- defined(WOLFSSL_NGINX) || defined(WOLFSSL_QT) || defined(WOLFSSL_WPAS_SMALL)
- /* Converts a DER encoded private key to a WOLFSSL_EVP_PKEY structure.
- * returns a pointer to a new WOLFSSL_EVP_PKEY structure on success and NULL
- * on fail */
- WOLFSSL_EVP_PKEY* wolfSSL_d2i_PrivateKey_EVP(WOLFSSL_EVP_PKEY** out,
- unsigned char** in, long inSz)
- {
- WOLFSSL_ENTER("wolfSSL_d2i_PrivateKey_EVP");
- return d2iGenericKey(out, (const unsigned char**)in, inSz, 1);
- }
- #endif /* OPENSSL_ALL || WOLFSSL_ASIO || WOLFSSL_HAPROXY || WOLFSSL_QT || WOLFSSL_WPAS_SMALL*/
- /* stunnel compatibility functions*/
- #if defined(OPENSSL_ALL) || (defined(OPENSSL_EXTRA) && (defined(HAVE_STUNNEL) || \
- defined(WOLFSSL_NGINX) || defined(HAVE_LIGHTY) || \
- defined(WOLFSSL_HAPROXY) || defined(WOLFSSL_OPENSSH)))
- void wolfSSL_ERR_remove_thread_state(void* pid)
- {
- (void) pid;
- return;
- }
- #ifndef NO_FILESYSTEM
- /***TBD ***/
- void wolfSSL_print_all_errors_fp(XFILE fp)
- {
- (void)fp;
- }
- #endif /* !NO_FILESYSTEM */
- #endif /* OPENSSL_ALL || OPENSSL_EXTRA || HAVE_STUNNEL || WOLFSSL_NGINX ||
- HAVE_LIGHTY || WOLFSSL_HAPROXY || WOLFSSL_OPENSSH */
- #if defined(OPENSSL_EXTRA) || defined(WOLFSSL_WPAS_SMALL) || defined(FORTRESS)
- int wolfSSL_SESSION_set_ex_data(WOLFSSL_SESSION* session, int idx, void* data)
- {
- WOLFSSL_ENTER("wolfSSL_SESSION_set_ex_data");
- #ifdef HAVE_EX_DATA
- if(session != NULL) {
- return wolfSSL_CRYPTO_set_ex_data(&session->ex_data, idx, data);
- }
- #else
- (void)session;
- (void)idx;
- (void)data;
- #endif
- return WOLFSSL_FAILURE;
- }
- #ifdef HAVE_EX_DATA_CLEANUP_HOOKS
- int wolfSSL_SESSION_set_ex_data_with_cleanup(
- WOLFSSL_SESSION* session,
- int idx,
- void* data,
- wolfSSL_ex_data_cleanup_routine_t cleanup_routine)
- {
- WOLFSSL_ENTER("wolfSSL_SESSION_set_ex_data_with_cleanup");
- if(session != NULL) {
- return wolfSSL_CRYPTO_set_ex_data_with_cleanup(&session->ex_data, idx,
- data, cleanup_routine);
- }
- return WOLFSSL_FAILURE;
- }
- #endif /* HAVE_EX_DATA_CLEANUP_HOOKS */
- void* wolfSSL_SESSION_get_ex_data(const WOLFSSL_SESSION* session, int idx)
- {
- WOLFSSL_ENTER("wolfSSL_SESSION_get_ex_data");
- #ifdef HAVE_EX_DATA
- if (session != NULL) {
- return wolfSSL_CRYPTO_get_ex_data(&session->ex_data, idx);
- }
- #else
- (void)session;
- (void)idx;
- #endif
- return NULL;
- }
- #endif /* OPENSSL_EXTRA || WOLFSSL_WPAS_SMALL || FORTRESS */
- #if defined(OPENSSL_EXTRA) || defined(HAVE_STUNNEL) || defined(WOLFSSL_NGINX) || \
- defined(HAVE_LIGHTY) || defined(WOLFSSL_HAPROXY) || \
- defined(WOLFSSL_OPENSSH) || defined(HAVE_SBLIM_SFCB)
- WOLF_STACK_OF(WOLFSSL_X509_NAME)* wolfSSL_sk_X509_NAME_new(wolf_sk_compare_cb cb)
- {
- WOLFSSL_STACK* sk;
- (void)cb;
- WOLFSSL_ENTER("wolfSSL_sk_X509_NAME_new");
- sk = wolfSSL_sk_new_node(NULL);
- if (sk != NULL) {
- sk->type = STACK_TYPE_X509_NAME;
- #ifdef OPENSSL_ALL
- sk->comp = cb;
- #endif
- }
- return sk;
- }
- int wolfSSL_sk_X509_NAME_num(const WOLF_STACK_OF(WOLFSSL_X509_NAME) *sk)
- {
- WOLFSSL_ENTER("wolfSSL_sk_X509_NAME_num");
- if (sk == NULL)
- return BAD_FUNC_ARG;
- return (int)sk->num;
- }
- /* Getter function for WOLFSSL_X509_NAME pointer
- *
- * sk is the stack to retrieve pointer from
- * i is the index value in stack
- *
- * returns a pointer to a WOLFSSL_X509_NAME structure on success and NULL on
- * fail
- */
- WOLFSSL_X509_NAME* wolfSSL_sk_X509_NAME_value(const STACK_OF(WOLFSSL_X509_NAME)* sk,
- int i)
- {
- WOLFSSL_ENTER("wolfSSL_sk_X509_NAME_value");
- for (; sk != NULL && i > 0; i--) {
- sk = sk->next;
- }
- if (i != 0 || sk == NULL)
- return NULL;
- return sk->data.name;
- }
- WOLFSSL_X509_NAME* wolfSSL_sk_X509_NAME_pop(WOLF_STACK_OF(WOLFSSL_X509_NAME)* sk)
- {
- WOLFSSL_STACK* node;
- WOLFSSL_X509_NAME* name;
- if (sk == NULL) {
- return NULL;
- }
- node = sk->next;
- name = sk->data.name;
- if (node != NULL) { /* update sk and remove node from stack */
- sk->data.name = node->data.name;
- sk->next = node->next;
- XFREE(node, NULL, DYNAMIC_TYPE_OPENSSL);
- }
- else { /* last x509 in stack */
- sk->data.name = NULL;
- }
- if (sk->num > 0) {
- sk->num -= 1;
- }
- return name;
- }
- void wolfSSL_sk_X509_NAME_pop_free(WOLF_STACK_OF(WOLFSSL_X509_NAME)* sk,
- void (*f) (WOLFSSL_X509_NAME*))
- {
- WOLFSSL_STACK* node;
- WOLFSSL_ENTER("wolfSSL_sk_X509_NAME_pop_free");
- if (sk == NULL)
- return;
- node = sk->next;
- while (node && sk->num > 1) {
- WOLFSSL_STACK* tmp = node;
- node = node->next;
- if (f)
- f(tmp->data.name);
- else
- wolfSSL_X509_NAME_free(tmp->data.name);
- tmp->data.name = NULL;
- XFREE(tmp, NULL, DYNAMIC_TYPE_OPENSSL);
- sk->num -= 1;
- }
- /* free head of stack */
- if (sk->num == 1) {
- if (f)
- f(sk->data.name);
- else
- wolfSSL_X509_NAME_free(sk->data.name);
- sk->data.name = NULL;
- }
- XFREE(sk, sk->heap, DYNAMIC_TYPE_OPENSSL);
- }
- /* Free only the sk structure, NOT X509_NAME members */
- void wolfSSL_sk_X509_NAME_free(WOLF_STACK_OF(WOLFSSL_X509_NAME)* sk)
- {
- WOLFSSL_STACK* node;
- WOLFSSL_ENTER("wolfSSL_sk_X509_NAME_free");
- if (sk == NULL)
- return;
- node = sk->next;
- while (sk->num > 1) {
- WOLFSSL_STACK* tmp = node;
- node = node->next;
- XFREE(tmp, NULL, DYNAMIC_TYPE_OPENSSL);
- sk->num -= 1;
- }
- XFREE(sk, sk->heap, DYNAMIC_TYPE_OPENSSL);
- }
- int wolfSSL_sk_X509_NAME_push(WOLF_STACK_OF(WOLFSSL_X509_NAME)* sk,
- WOLFSSL_X509_NAME* name)
- {
- WOLFSSL_STACK* node;
- WOLFSSL_ENTER("wolfSSL_sk_X509_NAME_push");
- if (sk == NULL || name == NULL) {
- return WOLFSSL_FAILURE;
- }
- /* no previous values in stack */
- if (sk->data.name == NULL) {
- sk->data.name = name;
- sk->num += 1;
- return WOLFSSL_SUCCESS;
- }
- /* stack already has value(s) create a new node and add more */
- node = (WOLFSSL_STACK*)XMALLOC(sizeof(WOLFSSL_STACK), NULL,
- DYNAMIC_TYPE_OPENSSL);
- if (node == NULL) {
- WOLFSSL_MSG("Memory error");
- return WOLFSSL_FAILURE;
- }
- XMEMSET(node, 0, sizeof(WOLFSSL_STACK));
- /* push new obj onto head of stack */
- node->data.name = sk->data.name;
- node->next = sk->next;
- sk->type = STACK_TYPE_X509_NAME;
- sk->next = node;
- sk->data.name = name;
- sk->num += 1;
- return WOLFSSL_SUCCESS;
- }
- /* return index of found, or negative to indicate not found */
- int wolfSSL_sk_X509_NAME_find(const WOLF_STACK_OF(WOLFSSL_X509_NAME) *sk,
- WOLFSSL_X509_NAME *name)
- {
- int i;
- WOLFSSL_ENTER("wolfSSL_sk_X509_NAME_find");
- if (sk == NULL)
- return BAD_FUNC_ARG;
- for (i = 0; sk; i++, sk = sk->next) {
- if (wolfSSL_X509_NAME_cmp(sk->data.name, name) == 0) {
- return i;
- }
- }
- return -1;
- }
- #endif /* OPENSSL_EXTRA || HAVE_STUNNEL || WOLFSSL_NGINX ||
- HAVE_LIGHTY || WOLFSSL_HAPROXY ||
- WOLFSSL_OPENSSH || HAVE_SBLIM_SFCB */
- /* Note: This is a huge section of API's - through
- * wolfSSL_X509_OBJECT_get0_X509_CRL */
- #if defined(OPENSSL_ALL) || (defined(OPENSSL_EXTRA) && \
- (defined(HAVE_STUNNEL) || defined(WOLFSSL_NGINX) || \
- defined(HAVE_LIGHTY) || defined(WOLFSSL_HAPROXY) || \
- defined(WOLFSSL_OPENSSH) || defined(HAVE_SBLIM_SFCB)))
- int wolfSSL_SESSION_get_ex_new_index(long idx, void* data, void* cb1,
- void* cb2, CRYPTO_free_func* cb3)
- {
- WOLFSSL_ENTER("wolfSSL_SESSION_get_ex_new_index");
- (void)idx;
- (void)cb1;
- (void)cb2;
- (void)cb3;
- if (XSTRNCMP((const char*)data, "redirect index", 14) == 0) {
- return 0;
- }
- else if (XSTRNCMP((const char*)data, "addr index", 10) == 0) {
- return 1;
- }
- return WOLFSSL_FAILURE;
- }
- int wolfSSL_CRYPTO_set_mem_functions(
- wolfSSL_Malloc_cb m,
- wolfSSL_Realloc_cb r,
- wolfSSL_Free_cb f)
- {
- if (wolfSSL_SetAllocators(m, f, r) == 0)
- return WOLFSSL_SUCCESS;
- else
- return WOLFSSL_FAILURE;
- }
- #if defined(WOLFSSL_KEY_GEN) && !defined(HAVE_SELFTEST) && !defined(NO_DH)
- WOLFSSL_DH *wolfSSL_DH_generate_parameters(int prime_len, int generator,
- void (*callback) (int, int, void *), void *cb_arg)
- {
- WOLFSSL_DH* dh;
- WOLFSSL_ENTER("wolfSSL_DH_generate_parameters");
- (void)callback;
- (void)cb_arg;
- if ((dh = wolfSSL_DH_new()) == NULL) {
- WOLFSSL_MSG("wolfSSL_DH_new error");
- return NULL;
- }
- if (wolfSSL_DH_generate_parameters_ex(dh, prime_len, generator, NULL)
- != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("wolfSSL_DH_generate_parameters_ex error");
- wolfSSL_DH_free(dh);
- return NULL;
- }
- return dh;
- }
- int wolfSSL_DH_generate_parameters_ex(WOLFSSL_DH* dh, int prime_len, int generator,
- void (*callback) (int, int, void *))
- {
- DhKey* key;
- WOLFSSL_ENTER("wolfSSL_DH_generate_parameters_ex");
- (void)callback;
- (void)generator;
- if (dh == NULL) {
- WOLFSSL_MSG("Bad parameter");
- return WOLFSSL_FAILURE;
- }
- if (initGlobalRNG == 0 && wolfSSL_RAND_Init() != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("No RNG to use");
- return WOLFSSL_FAILURE;
- }
- /* Don't need SetDhInternal call since we are generating
- * parameters ourselves */
- key = (DhKey*)dh->internal;
- /* Free so that mp_init's don't leak */
- wc_FreeDhKey(key);
- if (wc_DhGenerateParams(&globalRNG, prime_len, key) != 0) {
- WOLFSSL_MSG("wc_DhGenerateParams error");
- return WOLFSSL_FAILURE;
- }
- dh->inSet = 1;
- WOLFSSL_MSG("wolfSSL does not support using a custom generator.");
- if (SetDhExternal(dh) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("SetDhExternal error");
- return WOLFSSL_FAILURE;
- }
- return WOLFSSL_SUCCESS;
- }
- #endif /* WOLFSSL_KEY_GEN && !HAVE_SELFTEST && !NO_DH */
- int wolfSSL_ERR_load_ERR_strings(void)
- {
- return WOLFSSL_SUCCESS;
- }
- void wolfSSL_ERR_load_crypto_strings(void)
- {
- WOLFSSL_ENTER("wolfSSL_ERR_load_crypto_strings");
- /* Do nothing */
- return;
- }
- #ifndef NO_WOLFSSL_STUB
- int wolfSSL_FIPS_mode(void)
- {
- WOLFSSL_ENTER("wolfSSL_FIPS_mode");
- WOLFSSL_STUB("FIPS_mode");
- return WOLFSSL_FAILURE;
- }
- #endif
- #ifndef NO_WOLFSSL_STUB
- int wolfSSL_FIPS_mode_set(int r)
- {
- (void)r;
- WOLFSSL_ENTER("wolfSSL_FIPS_mode_set");
- WOLFSSL_STUB("FIPS_mode_set");
- return WOLFSSL_FAILURE;
- }
- #endif
- int wolfSSL_CIPHER_get_bits(const WOLFSSL_CIPHER *c, int *alg_bits)
- {
- int ret = WOLFSSL_FAILURE;
- WOLFSSL_ENTER("wolfSSL_CIPHER_get_bits");
- #if defined(WOLFSSL_QT) || defined(OPENSSL_ALL)
- (void)alg_bits;
- if (c!= NULL)
- ret = c->bits;
- #else
- if (c != NULL && c->ssl != NULL) {
- ret = 8 * c->ssl->specs.key_size;
- if (alg_bits != NULL) {
- *alg_bits = ret;
- }
- }
- #endif
- return ret;
- }
- #if defined(OPENSSL_ALL)
- WOLFSSL_X509_INFO* wolfSSL_X509_INFO_new(void)
- {
- WOLFSSL_X509_INFO* info;
- info = (WOLFSSL_X509_INFO*)XMALLOC(sizeof(WOLFSSL_X509_INFO), NULL,
- DYNAMIC_TYPE_X509);
- if (info) {
- XMEMSET(info, 0, sizeof(*info));
- }
- return info;
- }
- void wolfSSL_X509_INFO_free(WOLFSSL_X509_INFO* info)
- {
- if (info == NULL)
- return;
- if (info->x509) {
- wolfSSL_X509_free(info->x509);
- info->x509 = NULL;
- }
- #ifdef HAVE_CRL
- if (info->crl) {
- wolfSSL_X509_CRL_free(info->crl);
- info->crl = NULL;
- }
- #endif
- wolfSSL_X509_PKEY_free(info->x_pkey);
- info->x_pkey = NULL;
- XFREE(info, NULL, DYNAMIC_TYPE_X509);
- }
- #endif
- WOLFSSL_STACK* wolfSSL_sk_X509_INFO_new_null(void)
- {
- WOLFSSL_STACK* sk = wolfSSL_sk_new_node(NULL);
- if (sk) {
- sk->type = STACK_TYPE_X509_INFO;
- }
- return sk;
- }
- /* returns value less than 0 on fail to match
- * On a successful match the priority level found is returned
- */
- int wolfSSL_sk_SSL_CIPHER_find(
- WOLF_STACK_OF(WOLFSSL_CIPHER)* sk, const WOLFSSL_CIPHER* toFind)
- {
- WOLFSSL_STACK* next;
- int i, sz;
- if (sk == NULL || toFind == NULL) {
- return WOLFSSL_FATAL_ERROR;
- }
- sz = wolfSSL_sk_SSL_CIPHER_num(sk);
- next = sk;
- for (i = 0; i < sz && next != NULL; i++) {
- if (next->data.cipher.cipherSuite0 == toFind->cipherSuite0 &&
- next->data.cipher.cipherSuite == toFind->cipherSuite) {
- return sz - i; /* reverse because stack pushed highest on first */
- }
- next = next->next;
- }
- return WOLFSSL_FATAL_ERROR;
- }
- /* nothing to do yet */
- static void wolfSSL_CIPHER_free(WOLFSSL_CIPHER* in)
- {
- (void)in;
- }
- /* free's all nodes in the stack and there data */
- void wolfSSL_sk_SSL_CIPHER_free(WOLF_STACK_OF(WOLFSSL_CIPHER)* sk)
- {
- WOLFSSL_STACK* current = sk;
- while (current != NULL) {
- WOLFSSL_STACK* toFree = current;
- current = current->next;
- wolfSSL_CIPHER_free(&(toFree->data.cipher));
- wolfSSL_sk_free_node(toFree);
- }
- }
- int wolfSSL_sk_X509_INFO_num(const WOLF_STACK_OF(WOLFSSL_X509_INFO) *sk)
- {
- WOLFSSL_ENTER("wolfSSL_sk_X509_INFO_num");
- if (sk == NULL)
- return -1;
- return (int)sk->num;
- }
- WOLFSSL_X509_INFO* wolfSSL_sk_X509_INFO_value(const WOLF_STACK_OF(WOLFSSL_X509_INFO) *sk, int i)
- {
- WOLFSSL_ENTER("wolfSSL_sk_X509_INFO_value");
- for (; sk != NULL && i > 0; i--)
- sk = sk->next;
- if (i != 0 || sk == NULL)
- return NULL;
- return sk->data.info;
- }
- WOLFSSL_X509_INFO* wolfSSL_sk_X509_INFO_pop(WOLF_STACK_OF(WOLFSSL_X509_INFO)* sk)
- {
- WOLFSSL_STACK* node;
- WOLFSSL_X509_INFO* info;
- if (sk == NULL) {
- return NULL;
- }
- node = sk->next;
- info = sk->data.info;
- if (node != NULL) { /* update sk and remove node from stack */
- sk->data.info = node->data.info;
- sk->next = node->next;
- wolfSSL_sk_free_node(node);
- }
- else { /* last x509 in stack */
- sk->data.info = NULL;
- }
- if (sk->num > 0) {
- sk->num -= 1;
- }
- return info;
- }
- #if defined(OPENSSL_ALL)
- void wolfSSL_sk_X509_INFO_pop_free(WOLF_STACK_OF(WOLFSSL_X509_INFO)* sk,
- void (*f) (WOLFSSL_X509_INFO*))
- {
- WOLFSSL_STACK* node;
- WOLFSSL_ENTER("wolfSSL_sk_X509_INFO_pop_free");
- if (sk == NULL) {
- return;
- }
- /* parse through stack freeing each node */
- node = sk->next;
- while (node && sk->num > 1) {
- WOLFSSL_STACK* tmp = node;
- node = node->next;
- if (f)
- f(tmp->data.info);
- else
- wolfSSL_X509_INFO_free(tmp->data.info);
- tmp->data.info = NULL;
- XFREE(tmp, NULL, DYNAMIC_TYPE_OPENSSL);
- sk->num -= 1;
- }
- /* free head of stack */
- if (sk->num == 1) {
- if (f)
- f(sk->data.info);
- else
- wolfSSL_X509_INFO_free(sk->data.info);
- sk->data.info = NULL;
- }
- XFREE(sk, NULL, DYNAMIC_TYPE_OPENSSL);
- }
- void wolfSSL_sk_X509_INFO_free(WOLF_STACK_OF(WOLFSSL_X509_INFO) *sk)
- {
- wolfSSL_sk_X509_INFO_pop_free(sk, NULL);
- }
- /* Adds the WOLFSSL_X509_INFO to the stack "sk". "sk" takes control of "in" and
- * tries to free it when the stack is free'd.
- *
- * return 1 on success 0 on fail
- */
- int wolfSSL_sk_X509_INFO_push(WOLF_STACK_OF(WOLFSSL_X509_INFO)* sk,
- WOLFSSL_X509_INFO* in)
- {
- WOLFSSL_STACK* node;
- if (sk == NULL || in == NULL) {
- return WOLFSSL_FAILURE;
- }
- /* no previous values in stack */
- if (sk->data.info == NULL) {
- sk->data.info = in;
- sk->num += 1;
- return WOLFSSL_SUCCESS;
- }
- /* stack already has value(s) create a new node and add more */
- node = (WOLFSSL_STACK*)XMALLOC(sizeof(WOLFSSL_STACK), NULL,
- DYNAMIC_TYPE_X509);
- if (node == NULL) {
- WOLFSSL_MSG("Memory error");
- return WOLFSSL_FAILURE;
- }
- XMEMSET(node, 0, sizeof(WOLFSSL_STACK));
- /* push new obj onto head of stack */
- node->data.info = sk->data.info;
- node->next = sk->next;
- node->type = sk->type;
- sk->next = node;
- sk->data.info = in;
- sk->num += 1;
- return WOLFSSL_SUCCESS;
- }
- /* Creates a duplicate of WOLF_STACK_OF(WOLFSSL_X509_NAME).
- * Returns a new WOLF_STACK_OF(WOLFSSL_X509_NAME) or NULL on failure */
- WOLF_STACK_OF(WOLFSSL_X509_NAME) *wolfSSL_dup_CA_list(
- WOLF_STACK_OF(WOLFSSL_X509_NAME)* sk)
- {
- int i;
- const int num = wolfSSL_sk_X509_NAME_num(sk);
- WOLF_STACK_OF(WOLFSSL_X509_NAME) *copy;
- WOLFSSL_X509_NAME *name;
- WOLFSSL_ENTER("wolfSSL_dup_CA_list");
- copy = wolfSSL_sk_X509_NAME_new(sk->comp);
- if (copy == NULL) {
- WOLFSSL_MSG("Memory error");
- return NULL;
- }
- for (i = 0; i < num; i++) {
- name = wolfSSL_X509_NAME_dup(wolfSSL_sk_X509_NAME_value(sk, i));
- if (name == NULL || 0 != wolfSSL_sk_X509_NAME_push(copy, name)) {
- WOLFSSL_MSG("Memory error");
- wolfSSL_sk_X509_NAME_pop_free(copy, wolfSSL_X509_NAME_free);
- return NULL;
- }
- }
- return copy;
- }
- void* wolfSSL_sk_X509_OBJECT_value(WOLF_STACK_OF(WOLFSSL_X509_OBJECT)* sk, int i)
- {
- WOLFSSL_ENTER("wolfSSL_sk_X509_OBJECT_value");
- for (; sk != NULL && i > 0; i--)
- sk = sk->next;
- if (i != 0 || sk == NULL)
- return NULL;
- return sk->data.x509_obj;
- }
- int wolfSSL_sk_X509_OBJECT_num(const WOLF_STACK_OF(WOLFSSL_X509_OBJECT) *s)
- {
- WOLFSSL_ENTER("wolfSSL_sk_X509_OBJECT_num");
- if (s) {
- return (int)s->num;
- } else {
- return 0;
- }
- }
- int wolfSSL_sk_X509_NAME_set_cmp_func(WOLF_STACK_OF(WOLFSSL_X509_NAME)* sk,
- wolf_sk_compare_cb cb)
- {
- WOLFSSL_ENTER("wolfSSL_sk_X509_NAME_set_cmp_func");
- if (sk == NULL)
- return BAD_FUNC_ARG;
- sk->comp = cb;
- return 0;
- }
- #endif /* OPENSSL_ALL */
- #ifndef NO_BIO
- #if defined(WOLFSSL_APACHE_HTTPD) || defined(OPENSSL_ALL) || defined(WOLFSSL_NGINX)
- /* Helper function for X509_NAME_print_ex. Sets *buf to string for domain
- name attribute based on NID. Returns size of buf */
- static int get_dn_attr_by_nid(int n, const char** buf)
- {
- int len = 0;
- const char *str;
- switch(n)
- {
- case NID_commonName :
- str = "CN";
- len = 2;
- break;
- case NID_countryName:
- str = "C";
- len = 1;
- break;
- case NID_localityName:
- str = "L";
- len = 1;
- break;
- case NID_stateOrProvinceName:
- str = "ST";
- len = 2;
- break;
- case NID_organizationName:
- str = "O";
- len = 1;
- break;
- case NID_organizationalUnitName:
- str = "OU";
- len = 2;
- break;
- case NID_emailAddress:
- str = "emailAddress";
- len = 12;
- break;
- default:
- WOLFSSL_MSG("Attribute type not found");
- str = NULL;
- }
- if (buf != NULL)
- *buf = str;
- return len;
- }
- #endif
- /*
- * The BIO output of wolfSSL_X509_NAME_print_ex does NOT include the null terminator
- */
- int wolfSSL_X509_NAME_print_ex(WOLFSSL_BIO* bio, WOLFSSL_X509_NAME* name,
- int indent, unsigned long flags)
- {
- #if defined(WOLFSSL_APACHE_HTTPD) || defined(OPENSSL_ALL) || defined(WOLFSSL_NGINX)
- int count = 0, len = 0, totalSz = 0, tmpSz = 0;
- char tmp[ASN_NAME_MAX+1];
- char fullName[ASN_NAME_MAX+2];
- const char *buf = NULL;
- WOLFSSL_X509_NAME_ENTRY* ne;
- WOLFSSL_ASN1_STRING* str;
- #endif
- int i;
- (void)flags;
- WOLFSSL_ENTER("wolfSSL_X509_NAME_print_ex");
- for (i = 0; i < indent; i++) {
- if (wolfSSL_BIO_write(bio, " ", 1) != 1)
- return WOLFSSL_FAILURE;
- }
- if ((name == NULL) || (name->sz == 0))
- return WOLFSSL_FAILURE;
- #if defined(WOLFSSL_APACHE_HTTPD) || defined(OPENSSL_ALL) || defined(WOLFSSL_NGINX)
- /* If XN_FLAG_DN_REV is present, print X509_NAME in reverse order */
- if (flags == (XN_FLAG_RFC2253 & ~XN_FLAG_DN_REV)) {
- fullName[0] = '\0';
- count = wolfSSL_X509_NAME_entry_count(name);
- for (i = 0; i < count; i++) {
- ne = wolfSSL_X509_NAME_get_entry(name, count - i - 1);
- if (ne == NULL)
- return WOLFSSL_FAILURE;
- str = wolfSSL_X509_NAME_ENTRY_get_data(ne);
- if (str == NULL)
- return WOLFSSL_FAILURE;
- len = get_dn_attr_by_nid(ne->nid, &buf);
- if (len == 0 || buf == NULL)
- return WOLFSSL_FAILURE;
- tmpSz = str->length + len + 2; /* + 2 for '=' and comma */
- if (tmpSz > ASN_NAME_MAX) {
- WOLFSSL_MSG("Size greater than ASN_NAME_MAX");
- return WOLFSSL_FAILURE;
- }
- if (i < count - 1) {
- /* tmpSz+1 for last null char */
- XSNPRINTF(tmp, tmpSz+1, "%s=%s,", buf, str->data);
- XSTRNCAT(fullName, tmp, tmpSz+1);
- }
- else {
- XSNPRINTF(tmp, tmpSz, "%s=%s", buf, str->data);
- XSTRNCAT(fullName, tmp, tmpSz-1);
- tmpSz--; /* Don't include null char in tmpSz */
- }
- totalSz += tmpSz;
- }
- if (wolfSSL_BIO_write(bio, fullName, totalSz) != totalSz)
- return WOLFSSL_FAILURE;
- return WOLFSSL_SUCCESS;
- }
- #else
- if (flags == XN_FLAG_RFC2253) {
- if ((name->sz < 3) ||
- (wolfSSL_BIO_write(bio, name->name + 1, name->sz - 2)
- != name->sz - 2))
- return WOLFSSL_FAILURE;
- }
- #endif /* WOLFSSL_APACHE_HTTPD || OPENSSL_ALL || WOLFSSL_NGINX */
- else {
- if ((name->sz < 2) ||
- (wolfSSL_BIO_write(bio, name->name, name->sz - 1) != name->sz - 1))
- return WOLFSSL_FAILURE;
- }
- return WOLFSSL_SUCCESS;
- }
- #ifndef NO_FILESYSTEM
- int wolfSSL_X509_NAME_print_ex_fp(XFILE file, WOLFSSL_X509_NAME* name,
- int indent, unsigned long flags)
- {
- WOLFSSL_BIO* bio;
- int ret;
- WOLFSSL_ENTER("wolfSSL_X509_NAME_print_ex_fp");
- if (!(bio = wolfSSL_BIO_new_fp(file, BIO_NOCLOSE))) {
- WOLFSSL_MSG("wolfSSL_BIO_new_fp error");
- return WOLFSSL_FAILURE;
- }
- ret = wolfSSL_X509_NAME_print_ex(bio, name, indent, flags);
- wolfSSL_BIO_free(bio);
- return ret;
- }
- #endif /* NO_FILESYSTEM */
- #endif /* !NO_BIO */
- #ifndef NO_WOLFSSL_STUB
- WOLFSSL_ASN1_BIT_STRING* wolfSSL_X509_get0_pubkey_bitstr(const WOLFSSL_X509* x)
- {
- (void)x;
- WOLFSSL_ENTER("wolfSSL_X509_get0_pubkey_bitstr");
- WOLFSSL_STUB("X509_get0_pubkey_bitstr");
- return NULL;
- }
- #endif
- #ifndef NO_WOLFSSL_STUB
- int wolfSSL_CTX_add_session(WOLFSSL_CTX* ctx, WOLFSSL_SESSION* session)
- {
- (void)ctx;
- (void)session;
- WOLFSSL_ENTER("wolfSSL_CTX_add_session");
- WOLFSSL_STUB("SSL_CTX_add_session");
- return WOLFSSL_SUCCESS;
- }
- #endif
- int wolfSSL_version(WOLFSSL* ssl)
- {
- WOLFSSL_ENTER("wolfSSL_version");
- if (ssl->version.major == SSLv3_MAJOR) {
- switch (ssl->version.minor) {
- case SSLv3_MINOR :
- return SSL3_VERSION;
- case TLSv1_MINOR :
- return TLS1_VERSION;
- case TLSv1_1_MINOR :
- return TLS1_1_VERSION;
- case TLSv1_2_MINOR :
- return TLS1_2_VERSION;
- case TLSv1_3_MINOR :
- return TLS1_3_VERSION;
- default:
- return WOLFSSL_FAILURE;
- }
- }
- else if (ssl->version.major == DTLS_MAJOR) {
- switch (ssl->version.minor) {
- case DTLS_MINOR :
- return DTLS1_VERSION;
- case DTLSv1_2_MINOR :
- return DTLS1_2_VERSION;
- default:
- return WOLFSSL_FAILURE;
- }
- }
- return WOLFSSL_FAILURE;
- }
- #ifdef HAVE_SNI
- int wolfSSL_set_tlsext_host_name(WOLFSSL* ssl, const char* host_name)
- {
- int ret;
- WOLFSSL_ENTER("wolfSSL_set_tlsext_host_name");
- ret = wolfSSL_UseSNI(ssl, WOLFSSL_SNI_HOST_NAME,
- host_name, (word16)XSTRLEN(host_name));
- WOLFSSL_LEAVE("wolfSSL_set_tlsext_host_name", ret);
- return ret;
- }
- #ifndef NO_WOLFSSL_SERVER
- const char * wolfSSL_get_servername(WOLFSSL* ssl, byte type)
- {
- void * serverName = NULL;
- if (ssl == NULL)
- return NULL;
- TLSX_SNI_GetRequest(ssl->extensions, type, &serverName);
- return (const char *)serverName;
- }
- #endif /* NO_WOLFSSL_SERVER */
- #endif /* HAVE_SNI */
- WOLFSSL_CTX* wolfSSL_set_SSL_CTX(WOLFSSL* ssl, WOLFSSL_CTX* ctx)
- {
- if (ssl && ctx && SetSSL_CTX(ssl, ctx, 0) == WOLFSSL_SUCCESS)
- return ssl->ctx;
- return NULL;
- }
- VerifyCallback wolfSSL_CTX_get_verify_callback(WOLFSSL_CTX* ctx)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_get_verify_callback");
- if(ctx)
- return ctx->verifyCallback;
- return NULL;
- }
- #ifdef HAVE_SNI
- void wolfSSL_CTX_set_servername_callback(WOLFSSL_CTX* ctx, CallbackSniRecv cb)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_set_servername_callback");
- if (ctx)
- ctx->sniRecvCb = cb;
- }
- int wolfSSL_CTX_set_tlsext_servername_callback(WOLFSSL_CTX* ctx,
- CallbackSniRecv cb)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_set_tlsext_servername_callback");
- if (ctx) {
- ctx->sniRecvCb = cb;
- return WOLFSSL_SUCCESS;
- }
- return WOLFSSL_FAILURE;
- }
- int wolfSSL_CTX_set_servername_arg(WOLFSSL_CTX* ctx, void* arg)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_set_servername_arg");
- if (ctx) {
- ctx->sniRecvCbArg = arg;
- return WOLFSSL_SUCCESS;
- }
- return WOLFSSL_FAILURE;
- }
- #endif /* HAVE_SNI */
- #ifndef NO_BIO
- void wolfSSL_ERR_load_BIO_strings(void) {
- WOLFSSL_ENTER("ERR_load_BIO_strings");
- /* do nothing */
- }
- #endif
- #ifndef NO_WOLFSSL_STUB
- /* Set THREADID callback, return 1 on success, 0 on error */
- int wolfSSL_THREADID_set_callback(
- void(*threadid_func)(WOLFSSL_CRYPTO_THREADID*))
- {
- WOLFSSL_ENTER("wolfSSL_THREADID_set_callback");
- WOLFSSL_STUB("CRYPTO_THREADID_set_callback");
- (void)threadid_func;
- return 1;
- }
- #endif
- #ifndef NO_WOLFSSL_STUB
- void wolfSSL_THREADID_set_numeric(void* id, unsigned long val)
- {
- WOLFSSL_ENTER("wolfSSL_THREADID_set_numeric");
- WOLFSSL_STUB("CRYPTO_THREADID_set_numeric");
- (void)id;
- (void)val;
- return;
- }
- #endif
- #ifdef OPENSSL_ALL
- WOLFSSL_X509_LOOKUP_TYPE wolfSSL_X509_OBJECT_get_type(
- const WOLFSSL_X509_OBJECT* obj)
- {
- if (obj == NULL)
- return WOLFSSL_X509_LU_NONE;
- return obj->type;
- }
- WOLFSSL_X509_OBJECT* wolfSSL_X509_OBJECT_new(void)
- {
- WOLFSSL_X509_OBJECT* ret = (WOLFSSL_X509_OBJECT*)
- XMALLOC(sizeof(WOLFSSL_X509_OBJECT), NULL, DYNAMIC_TYPE_OPENSSL);
- if (ret != NULL)
- XMEMSET(ret, 0, sizeof(WOLFSSL_X509_OBJECT));
- return ret;
- }
- void wolfSSL_X509_OBJECT_free(WOLFSSL_X509_OBJECT *obj)
- {
- WOLFSSL_ENTER("wolfSSL_X509_OBJECT_free");
- if (obj != NULL) {
- if (obj->type == WOLFSSL_X509_LU_X509) {
- wolfSSL_X509_free(obj->data.x509);
- }
- else {
- /* We don't free as this will point to
- * store->cm->crl which we don't own */
- WOLFSSL_MSG("Not free'ing CRL in WOLFSSL_X509_OBJECT");
- }
- XFREE(obj, NULL, DYNAMIC_TYPE_OPENSSL);
- }
- }
- #endif /* OPENSSL_ALL */
- #ifndef NO_WOLFSSL_STUB
- WOLFSSL_X509_OBJECT* wolfSSL_sk_X509_OBJECT_delete(
- WOLF_STACK_OF(WOLFSSL_X509_OBJECT)* sk, int i)
- {
- WOLFSSL_ENTER("wolfSSL_sk_X509_OBJECT_delete");
- WOLFSSL_STUB("wolfSSL_sk_X509_OBJECT_delete");
- (void)sk;
- (void)i;
- return NULL;
- }
- #endif
- WOLFSSL_X509 *wolfSSL_X509_OBJECT_get0_X509(const WOLFSSL_X509_OBJECT *obj)
- {
- if (obj != NULL && obj->type == WOLFSSL_X509_LU_X509)
- return obj->data.x509;
- return NULL;
- }
- WOLFSSL_X509_CRL *wolfSSL_X509_OBJECT_get0_X509_CRL(WOLFSSL_X509_OBJECT *obj)
- {
- if (obj != NULL && obj->type == WOLFSSL_X509_LU_CRL)
- return obj->data.crl;
- return NULL;
- }
- #endif /* OPENSSL_ALL || (OPENSSL_EXTRA && (HAVE_STUNNEL || WOLFSSL_NGINX ||
- * HAVE_LIGHTY || WOLFSSL_HAPROXY || WOLFSSL_OPENSSH ||
- * HAVE_SBLIM_SFCB)) */
- #if defined(OPENSSL_EXTRA)
- int wolfSSL_CRYPTO_memcmp(const void *a, const void *b, size_t size)
- {
- if (!a || !b)
- return 0;
- return ConstantCompare((const byte*)a, (const byte*)b, (int)size);
- }
- int wolfSSL_sk_X509_num(const WOLF_STACK_OF(WOLFSSL_X509) *s)
- {
- WOLFSSL_ENTER("wolfSSL_sk_X509_num");
- if (s == NULL)
- return -1;
- return (int)s->num;
- }
- unsigned long wolfSSL_ERR_peek_last_error(void)
- {
- WOLFSSL_ENTER("wolfSSL_ERR_peek_last_error");
- #if defined(OPENSSL_EXTRA) || defined(WOLFSSL_NGINX)
- {
- int ret;
- if ((ret = wc_PeekErrorNode(-1, NULL, NULL, NULL)) < 0) {
- WOLFSSL_MSG("Issue peeking at error node in queue");
- return 0;
- }
- if (ret == -ASN_NO_PEM_HEADER)
- return (ERR_LIB_PEM << 24) | PEM_R_NO_START_LINE;
- #if defined(WOLFSSL_PYTHON)
- if (ret == ASN1_R_HEADER_TOO_LONG)
- return (ERR_LIB_ASN1 << 24) | ASN1_R_HEADER_TOO_LONG;
- #endif
- return (unsigned long)ret;
- }
- #else
- return (unsigned long)(0 - NOT_COMPILED_IN);
- #endif
- }
- #endif /* OPENSSL_EXTRA */
- WOLFSSL_CTX* wolfSSL_get_SSL_CTX(WOLFSSL* ssl)
- {
- WOLFSSL_ENTER("wolfSSL_get_SSL_CTX");
- return ssl->ctx;
- }
- #if defined(OPENSSL_ALL) || \
- defined(OPENSSL_EXTRA) || defined(HAVE_STUNNEL) || \
- defined(WOLFSSL_NGINX) || defined(WOLFSSL_HAPROXY)
- const byte* wolfSSL_SESSION_get_id(WOLFSSL_SESSION* sess, unsigned int* idLen)
- {
- WOLFSSL_ENTER("wolfSSL_SESSION_get_id");
- if(!sess || !idLen) {
- WOLFSSL_MSG("Bad func args. Please provide idLen");
- return NULL;
- }
- *idLen = sess->sessionIDSz;
- return sess->sessionID;
- }
- #if (defined(HAVE_SESSION_TICKET) || defined(SESSION_CERTS)) && \
- !defined(NO_FILESYSTEM)
- #ifndef NO_BIO
- #if defined(SESSION_CERTS) || \
- (defined(WOLFSSL_TLS13) && defined(HAVE_SESSION_TICKET))
- /* returns a pointer to the protocol used by the session */
- static const char* wolfSSL_SESSION_get_protocol(const WOLFSSL_SESSION* in)
- {
- return wolfSSL_internal_get_version((ProtocolVersion*)&in->version);
- }
- #endif
- /* returns true (non 0) if the session has EMS (extended master secret) */
- static int wolfSSL_SESSION_haveEMS(const WOLFSSL_SESSION* in)
- {
- if (in == NULL)
- return 0;
- return in->haveEMS;
- }
- #if defined(HAVE_SESSION_TICKET)
- /* prints out the ticket to bio passed in
- * return WOLFSSL_SUCCESS on success
- */
- static int wolfSSL_SESSION_print_ticket(WOLFSSL_BIO* bio,
- const WOLFSSL_SESSION* in, const char* tab)
- {
- unsigned short i, j, z, sz;
- short tag = 0;
- byte* pt;
- if (in == NULL || bio == NULL) {
- return BAD_FUNC_ARG;
- }
- sz = in->ticketLen;
- pt = in->ticket;
- if (wolfSSL_BIO_printf(bio, "%s\n", (sz == 0)? " NONE": "") <= 0)
- return WOLFSSL_FAILURE;
- for (i = 0; i < sz;) {
- char asc[16];
- if (sz - i < 16) {
- if (wolfSSL_BIO_printf(bio, "%s%04X -", tab, tag + (sz - i)) <= 0)
- return WOLFSSL_FAILURE;
- }
- else {
- if (wolfSSL_BIO_printf(bio, "%s%04X -", tab, tag) <= 0)
- return WOLFSSL_FAILURE;
- }
- for (j = 0; i < sz && j < 8; j++,i++) {
- asc[j] = ((pt[i])&0x6f)>='A'?((pt[i])&0x6f):'.';
- if (wolfSSL_BIO_printf(bio, " %02X", pt[i]) <= 0)
- return WOLFSSL_FAILURE;
- }
- if (i < sz) {
- asc[j] = ((pt[i])&0x6f)>='A'?((pt[i])&0x6f):'.';
- if (wolfSSL_BIO_printf(bio, "-%02X", pt[i]) <= 0)
- return WOLFSSL_FAILURE;
- j++;
- i++;
- }
- for (; i < sz && j < 16; j++,i++) {
- asc[j] = ((pt[i])&0x6f)>='A'?((pt[i])&0x6f):'.';
- if (wolfSSL_BIO_printf(bio, " %02X", pt[i]) <= 0)
- return WOLFSSL_FAILURE;
- }
- /* pad out spacing */
- for (z = j; z < 17; z++) {
- if (wolfSSL_BIO_printf(bio, " ") <= 0)
- return WOLFSSL_FAILURE;
- }
- for (z = 0; z < j; z++) {
- if (wolfSSL_BIO_printf(bio, "%c", asc[z]) <= 0)
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_BIO_printf(bio, "\n") <= 0)
- return WOLFSSL_FAILURE;
- tag += 16;
- }
- return WOLFSSL_SUCCESS;
- }
- #endif /* HAVE_SESSION_TICKET */
- /* prints out the session information in human readable form
- * return WOLFSSL_SUCCESS on success
- */
- int wolfSSL_SESSION_print(WOLFSSL_BIO *bp, const WOLFSSL_SESSION *x)
- {
- const unsigned char* pt;
- unsigned char buf[SECRET_LEN];
- unsigned int sz = 0, i;
- int ret;
- WOLFSSL_SESSION* session = (WOLFSSL_SESSION*)x;
- if (session == NULL) {
- WOLFSSL_MSG("Bad NULL argument");
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_BIO_printf(bp, "%s\n", "SSL-Session:") <= 0)
- return WOLFSSL_FAILURE;
- #if defined(SESSION_CERTS) || (defined(WOLFSSL_TLS13) && \
- defined(HAVE_SESSION_TICKET))
- if (wolfSSL_BIO_printf(bp, " Protocol : %s\n",
- wolfSSL_SESSION_get_protocol(session)) <= 0)
- return WOLFSSL_FAILURE;
- #endif
- if (wolfSSL_BIO_printf(bp, " Cipher : %s\n",
- wolfSSL_SESSION_CIPHER_get_name(session)) <= 0)
- return WOLFSSL_FAILURE;
- pt = wolfSSL_SESSION_get_id(session, &sz);
- if (wolfSSL_BIO_printf(bp, " Session-ID: ") <= 0)
- return WOLFSSL_FAILURE;
- for (i = 0; i < sz; i++) {
- if (wolfSSL_BIO_printf(bp, "%02X", pt[i]) <= 0)
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_BIO_printf(bp, "\n") <= 0)
- return WOLFSSL_FAILURE;
- if (wolfSSL_BIO_printf(bp, " Session-ID-ctx: \n") <= 0)
- return WOLFSSL_FAILURE;
- ret = wolfSSL_SESSION_get_master_key(x, buf, sizeof(buf));
- if (wolfSSL_BIO_printf(bp, " Master-Key: ") <= 0)
- return WOLFSSL_FAILURE;
- if (ret > 0) {
- sz = (unsigned int)ret;
- for (i = 0; i < sz; i++) {
- if (wolfSSL_BIO_printf(bp, "%02X", buf[i]) <= 0)
- return WOLFSSL_FAILURE;
- }
- }
- if (wolfSSL_BIO_printf(bp, "\n") <= 0)
- return WOLFSSL_FAILURE;
- /* @TODO PSK identity hint and SRP */
- if (wolfSSL_BIO_printf(bp, " TLS session ticket:") <= 0)
- return WOLFSSL_FAILURE;
- #ifdef HAVE_SESSION_TICKET
- if (wolfSSL_SESSION_print_ticket(bp, x, " ") != WOLFSSL_SUCCESS)
- return WOLFSSL_FAILURE;
- #endif
- #if !defined(NO_SESSION_CACHE) && (defined(OPENSSL_EXTRA) || \
- defined(HAVE_EXT_CACHE))
- if (wolfSSL_BIO_printf(bp, " Start Time: %ld\n",
- wolfSSL_SESSION_get_time(x)) <= 0)
- return WOLFSSL_FAILURE;
- if (wolfSSL_BIO_printf(bp, " Timeout : %ld (sec)\n",
- wolfSSL_SESSION_get_timeout(x)) <= 0)
- return WOLFSSL_FAILURE;
- #endif /* !NO_SESSION_CACHE && OPENSSL_EXTRA || HAVE_EXT_CACHE */
- /* @TODO verify return code print */
- if (wolfSSL_BIO_printf(bp, " Extended master secret: %s\n",
- (wolfSSL_SESSION_haveEMS(session) == 0)? "no" : "yes") <= 0)
- return WOLFSSL_FAILURE;
- return WOLFSSL_SUCCESS;
- }
- #endif /* !NO_BIO */
- #endif /* (HAVE_SESSION_TICKET || SESSION_CERTS) && !NO_FILESYSTEM */
- #endif /* OPENSSL_ALL || OPENSSL_EXTRA || HAVE_STUNNEL || WOLFSSL_NGINX || WOLFSSL_HAPROXY */
- #if defined(OPENSSL_ALL) || (defined(OPENSSL_EXTRA) && defined(HAVE_STUNNEL)) \
- || defined(WOLFSSL_MYSQL_COMPATIBLE) || defined(WOLFSSL_NGINX)
- /* TODO: Doesn't currently track SSL_VERIFY_CLIENT_ONCE */
- int wolfSSL_get_verify_mode(const WOLFSSL* ssl) {
- int mode = 0;
- WOLFSSL_ENTER("wolfSSL_get_verify_mode");
- if (!ssl) {
- return WOLFSSL_FAILURE;
- }
- if (ssl->options.verifyNone) {
- mode = WOLFSSL_VERIFY_NONE;
- }
- else {
- if (ssl->options.verifyPeer) {
- mode |= WOLFSSL_VERIFY_PEER;
- }
- if (ssl->options.failNoCert) {
- mode |= WOLFSSL_VERIFY_FAIL_IF_NO_PEER_CERT;
- }
- if (ssl->options.failNoCertxPSK) {
- mode |= WOLFSSL_VERIFY_FAIL_EXCEPT_PSK;
- }
- #if defined(WOLFSSL_TLS13) && defined(WOLFSSL_POST_HANDSHAKE_AUTH)
- if (ssl->options.verifyPostHandshake) {
- mode |= WOLFSSL_VERIFY_POST_HANDSHAKE;
- }
- #endif
- }
- WOLFSSL_LEAVE("wolfSSL_get_verify_mode", mode);
- return mode;
- }
- int wolfSSL_CTX_get_verify_mode(const WOLFSSL_CTX* ctx)
- {
- int mode = 0;
- WOLFSSL_ENTER("wolfSSL_CTX_get_verify_mode");
- if (!ctx) {
- return WOLFSSL_FAILURE;
- }
- if (ctx->verifyNone) {
- mode = WOLFSSL_VERIFY_NONE;
- }
- else {
- if (ctx->verifyPeer) {
- mode |= WOLFSSL_VERIFY_PEER;
- }
- if (ctx->failNoCert) {
- mode |= WOLFSSL_VERIFY_FAIL_IF_NO_PEER_CERT;
- }
- if (ctx->failNoCertxPSK) {
- mode |= WOLFSSL_VERIFY_FAIL_EXCEPT_PSK;
- }
- #if defined(WOLFSSL_TLS13) && defined(WOLFSSL_POST_HANDSHAKE_AUTH)
- if (ctx->verifyPostHandshake) {
- mode |= WOLFSSL_VERIFY_POST_HANDSHAKE;
- }
- #endif
- }
- WOLFSSL_LEAVE("wolfSSL_CTX_get_verify_mode", mode);
- return mode;
- }
- #endif
- #if defined(OPENSSL_EXTRA) && defined(HAVE_CURVE25519)
- /* return 1 if success, 0 if error
- * output keys are little endian format
- */
- int wolfSSL_EC25519_generate_key(unsigned char *priv, unsigned int *privSz,
- unsigned char *pub, unsigned int *pubSz)
- {
- #ifndef WOLFSSL_KEY_GEN
- WOLFSSL_MSG("No Key Gen built in");
- (void) priv;
- (void) privSz;
- (void) pub;
- (void) pubSz;
- return WOLFSSL_FAILURE;
- #else /* WOLFSSL_KEY_GEN */
- int ret = WOLFSSL_FAILURE;
- int initTmpRng = 0;
- WC_RNG *rng = NULL;
- #ifdef WOLFSSL_SMALL_STACK
- WC_RNG *tmpRNG = NULL;
- #else
- WC_RNG tmpRNG[1];
- #endif
- WOLFSSL_ENTER("wolfSSL_EC25519_generate_key");
- if (priv == NULL || privSz == NULL || *privSz < CURVE25519_KEYSIZE ||
- pub == NULL || pubSz == NULL || *pubSz < CURVE25519_KEYSIZE) {
- WOLFSSL_MSG("Bad arguments");
- return WOLFSSL_FAILURE;
- }
- #ifdef WOLFSSL_SMALL_STACK
- tmpRNG = (WC_RNG*)XMALLOC(sizeof(WC_RNG), NULL, DYNAMIC_TYPE_RNG);
- if (tmpRNG == NULL)
- return WOLFSSL_FAILURE;
- #endif
- if (wc_InitRng(tmpRNG) == 0) {
- rng = tmpRNG;
- initTmpRng = 1;
- }
- else {
- WOLFSSL_MSG("Bad RNG Init, trying global");
- if (initGlobalRNG == 0)
- WOLFSSL_MSG("Global RNG no Init");
- else
- rng = &globalRNG;
- }
- if (rng) {
- curve25519_key key;
- if (wc_curve25519_init(&key) != MP_OKAY)
- WOLFSSL_MSG("wc_curve25519_init failed");
- else if (wc_curve25519_make_key(rng, CURVE25519_KEYSIZE, &key)!=MP_OKAY)
- WOLFSSL_MSG("wc_curve25519_make_key failed");
- /* export key pair */
- else if (wc_curve25519_export_key_raw_ex(&key, priv, privSz, pub,
- pubSz, EC25519_LITTLE_ENDIAN)
- != MP_OKAY)
- WOLFSSL_MSG("wc_curve25519_export_key_raw_ex failed");
- else
- ret = WOLFSSL_SUCCESS;
- wc_curve25519_free(&key);
- }
- if (initTmpRng)
- wc_FreeRng(tmpRNG);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(tmpRNG, NULL, DYNAMIC_TYPE_RNG);
- #endif
- return ret;
- #endif /* WOLFSSL_KEY_GEN */
- }
- /* return 1 if success, 0 if error
- * input and output keys are little endian format
- */
- int wolfSSL_EC25519_shared_key(unsigned char *shared, unsigned int *sharedSz,
- const unsigned char *priv, unsigned int privSz,
- const unsigned char *pub, unsigned int pubSz)
- {
- #ifndef WOLFSSL_KEY_GEN
- WOLFSSL_MSG("No Key Gen built in");
- (void) shared;
- (void) sharedSz;
- (void) priv;
- (void) privSz;
- (void) pub;
- (void) pubSz;
- return WOLFSSL_FAILURE;
- #else /* WOLFSSL_KEY_GEN */
- int ret = WOLFSSL_FAILURE;
- curve25519_key privkey, pubkey;
- WOLFSSL_ENTER("wolfSSL_EC25519_shared_key");
- if (shared == NULL || sharedSz == NULL || *sharedSz < CURVE25519_KEYSIZE ||
- priv == NULL || privSz < CURVE25519_KEYSIZE ||
- pub == NULL || pubSz < CURVE25519_KEYSIZE) {
- WOLFSSL_MSG("Bad arguments");
- return WOLFSSL_FAILURE;
- }
- /* import private key */
- if (wc_curve25519_init(&privkey) != MP_OKAY) {
- WOLFSSL_MSG("wc_curve25519_init privkey failed");
- return ret;
- }
- if (wc_curve25519_import_private_ex(priv, privSz, &privkey,
- EC25519_LITTLE_ENDIAN) != MP_OKAY) {
- WOLFSSL_MSG("wc_curve25519_import_private_ex failed");
- wc_curve25519_free(&privkey);
- return ret;
- }
- /* import public key */
- if (wc_curve25519_init(&pubkey) != MP_OKAY) {
- WOLFSSL_MSG("wc_curve25519_init pubkey failed");
- wc_curve25519_free(&privkey);
- return ret;
- }
- if (wc_curve25519_import_public_ex(pub, pubSz, &pubkey,
- EC25519_LITTLE_ENDIAN) != MP_OKAY) {
- WOLFSSL_MSG("wc_curve25519_import_public_ex failed");
- wc_curve25519_free(&privkey);
- wc_curve25519_free(&pubkey);
- return ret;
- }
- if (wc_curve25519_shared_secret_ex(&privkey, &pubkey,
- shared, sharedSz,
- EC25519_LITTLE_ENDIAN) != MP_OKAY)
- WOLFSSL_MSG("wc_curve25519_shared_secret_ex failed");
- else
- ret = WOLFSSL_SUCCESS;
- wc_curve25519_free(&privkey);
- wc_curve25519_free(&pubkey);
- return ret;
- #endif /* WOLFSSL_KEY_GEN */
- }
- #endif /* OPENSSL_EXTRA && HAVE_CURVE25519 */
- #if defined(OPENSSL_EXTRA) && defined(HAVE_ED25519)
- /* return 1 if success, 0 if error
- * output keys are little endian format
- */
- int wolfSSL_ED25519_generate_key(unsigned char *priv, unsigned int *privSz,
- unsigned char *pub, unsigned int *pubSz)
- {
- #ifndef WOLFSSL_KEY_GEN
- WOLFSSL_MSG("No Key Gen built in");
- (void) priv;
- (void) privSz;
- (void) pub;
- (void) pubSz;
- return WOLFSSL_FAILURE;
- #elif !defined(HAVE_ED25519_KEY_EXPORT)
- WOLFSSL_MSG("No ED25519 key export built in");
- (void) priv;
- (void) privSz;
- (void) pub;
- (void) pubSz;
- return WOLFSSL_FAILURE;
- #else /* WOLFSSL_KEY_GEN && HAVE_ED25519_KEY_EXPORT */
- int ret = WOLFSSL_FAILURE;
- int initTmpRng = 0;
- WC_RNG *rng = NULL;
- #ifdef WOLFSSL_SMALL_STACK
- WC_RNG *tmpRNG = NULL;
- #else
- WC_RNG tmpRNG[1];
- #endif
- WOLFSSL_ENTER("wolfSSL_ED25519_generate_key");
- if (priv == NULL || privSz == NULL || *privSz < ED25519_PRV_KEY_SIZE ||
- pub == NULL || pubSz == NULL || *pubSz < ED25519_PUB_KEY_SIZE) {
- WOLFSSL_MSG("Bad arguments");
- return WOLFSSL_FAILURE;
- }
- #ifdef WOLFSSL_SMALL_STACK
- tmpRNG = (WC_RNG*)XMALLOC(sizeof(WC_RNG), NULL, DYNAMIC_TYPE_RNG);
- if (tmpRNG == NULL)
- return WOLFSSL_FATAL_ERROR;
- #endif
- if (wc_InitRng(tmpRNG) == 0) {
- rng = tmpRNG;
- initTmpRng = 1;
- }
- else {
- WOLFSSL_MSG("Bad RNG Init, trying global");
- if (initGlobalRNG == 0)
- WOLFSSL_MSG("Global RNG no Init");
- else
- rng = &globalRNG;
- }
- if (rng) {
- ed25519_key key;
- if (wc_ed25519_init(&key) != MP_OKAY)
- WOLFSSL_MSG("wc_ed25519_init failed");
- else if (wc_ed25519_make_key(rng, ED25519_KEY_SIZE, &key)!=MP_OKAY)
- WOLFSSL_MSG("wc_ed25519_make_key failed");
- /* export private key */
- else if (wc_ed25519_export_key(&key, priv, privSz, pub, pubSz)!=MP_OKAY)
- WOLFSSL_MSG("wc_ed25519_export_key failed");
- else
- ret = WOLFSSL_SUCCESS;
- wc_ed25519_free(&key);
- }
- if (initTmpRng)
- wc_FreeRng(tmpRNG);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(tmpRNG, NULL, DYNAMIC_TYPE_RNG);
- #endif
- return ret;
- #endif /* WOLFSSL_KEY_GEN && HAVE_ED25519_KEY_EXPORT */
- }
- /* return 1 if success, 0 if error
- * input and output keys are little endian format
- * priv is a buffer containing private and public part of key
- */
- int wolfSSL_ED25519_sign(const unsigned char *msg, unsigned int msgSz,
- const unsigned char *priv, unsigned int privSz,
- unsigned char *sig, unsigned int *sigSz)
- {
- #if !defined(HAVE_ED25519_SIGN) || !defined(WOLFSSL_KEY_GEN) || !defined(HAVE_ED25519_KEY_IMPORT)
- #if !defined(HAVE_ED25519_SIGN)
- WOLFSSL_MSG("No ED25519 sign built in");
- #elif !defined(WOLFSSL_KEY_GEN)
- WOLFSSL_MSG("No Key Gen built in");
- #elif !defined(HAVE_ED25519_KEY_IMPORT)
- WOLFSSL_MSG("No ED25519 Key import built in");
- #endif
- (void) msg;
- (void) msgSz;
- (void) priv;
- (void) privSz;
- (void) sig;
- (void) sigSz;
- return WOLFSSL_FAILURE;
- #else /* HAVE_ED25519_SIGN && WOLFSSL_KEY_GEN && HAVE_ED25519_KEY_IMPORT */
- ed25519_key key;
- int ret = WOLFSSL_FAILURE;
- WOLFSSL_ENTER("wolfSSL_ED25519_sign");
- if (priv == NULL || privSz != ED25519_PRV_KEY_SIZE ||
- msg == NULL || sig == NULL || *sigSz < ED25519_SIG_SIZE) {
- WOLFSSL_MSG("Bad arguments");
- return WOLFSSL_FAILURE;
- }
- /* import key */
- if (wc_ed25519_init(&key) != MP_OKAY) {
- WOLFSSL_MSG("wc_curve25519_init failed");
- return ret;
- }
- if (wc_ed25519_import_private_key(priv, privSz/2,
- priv+(privSz/2), ED25519_PUB_KEY_SIZE,
- &key) != MP_OKAY){
- WOLFSSL_MSG("wc_ed25519_import_private failed");
- wc_ed25519_free(&key);
- return ret;
- }
- if (wc_ed25519_sign_msg(msg, msgSz, sig, sigSz, &key) != MP_OKAY)
- WOLFSSL_MSG("wc_curve25519_shared_secret_ex failed");
- else
- ret = WOLFSSL_SUCCESS;
- wc_ed25519_free(&key);
- return ret;
- #endif /* HAVE_ED25519_SIGN && WOLFSSL_KEY_GEN && HAVE_ED25519_KEY_IMPORT */
- }
- /* return 1 if success, 0 if error
- * input and output keys are little endian format
- * pub is a buffer containing public part of key
- */
- int wolfSSL_ED25519_verify(const unsigned char *msg, unsigned int msgSz,
- const unsigned char *pub, unsigned int pubSz,
- const unsigned char *sig, unsigned int sigSz)
- {
- #if !defined(HAVE_ED25519_VERIFY) || !defined(WOLFSSL_KEY_GEN) || !defined(HAVE_ED25519_KEY_IMPORT)
- #if !defined(HAVE_ED25519_VERIFY)
- WOLFSSL_MSG("No ED25519 verify built in");
- #elif !defined(WOLFSSL_KEY_GEN)
- WOLFSSL_MSG("No Key Gen built in");
- #elif !defined(HAVE_ED25519_KEY_IMPORT)
- WOLFSSL_MSG("No ED25519 Key import built in");
- #endif
- (void) msg;
- (void) msgSz;
- (void) pub;
- (void) pubSz;
- (void) sig;
- (void) sigSz;
- return WOLFSSL_FAILURE;
- #else /* HAVE_ED25519_VERIFY && WOLFSSL_KEY_GEN && HAVE_ED25519_KEY_IMPORT */
- ed25519_key key;
- int ret = WOLFSSL_FAILURE, check = 0;
- WOLFSSL_ENTER("wolfSSL_ED25519_verify");
- if (pub == NULL || pubSz != ED25519_PUB_KEY_SIZE ||
- msg == NULL || sig == NULL || sigSz != ED25519_SIG_SIZE) {
- WOLFSSL_MSG("Bad arguments");
- return WOLFSSL_FAILURE;
- }
- /* import key */
- if (wc_ed25519_init(&key) != MP_OKAY) {
- WOLFSSL_MSG("wc_curve25519_init failed");
- return ret;
- }
- if (wc_ed25519_import_public(pub, pubSz, &key) != MP_OKAY){
- WOLFSSL_MSG("wc_ed25519_import_public failed");
- wc_ed25519_free(&key);
- return ret;
- }
- if ((ret = wc_ed25519_verify_msg((byte*)sig, sigSz, msg, msgSz,
- &check, &key)) != MP_OKAY) {
- WOLFSSL_MSG("wc_ed25519_verify_msg failed");
- }
- else if (!check)
- WOLFSSL_MSG("wc_ed25519_verify_msg failed (signature invalid)");
- else
- ret = WOLFSSL_SUCCESS;
- wc_ed25519_free(&key);
- return ret;
- #endif /* HAVE_ED25519_VERIFY && WOLFSSL_KEY_GEN && HAVE_ED25519_KEY_IMPORT */
- }
- #endif /* OPENSSL_EXTRA && HAVE_ED25519 */
- #if defined(OPENSSL_EXTRA) && defined(HAVE_CURVE448)
- /* return 1 if success, 0 if error
- * output keys are little endian format
- */
- int wolfSSL_EC448_generate_key(unsigned char *priv, unsigned int *privSz,
- unsigned char *pub, unsigned int *pubSz)
- {
- #ifndef WOLFSSL_KEY_GEN
- WOLFSSL_MSG("No Key Gen built in");
- (void) priv;
- (void) privSz;
- (void) pub;
- (void) pubSz;
- return WOLFSSL_FAILURE;
- #else /* WOLFSSL_KEY_GEN */
- int ret = WOLFSSL_FAILURE;
- int initTmpRng = 0;
- WC_RNG *rng = NULL;
- #ifdef WOLFSSL_SMALL_STACK
- WC_RNG *tmpRNG = NULL;
- #else
- WC_RNG tmpRNG[1];
- #endif
- WOLFSSL_ENTER("wolfSSL_EC448_generate_key");
- if (priv == NULL || privSz == NULL || *privSz < CURVE448_KEY_SIZE ||
- pub == NULL || pubSz == NULL || *pubSz < CURVE448_KEY_SIZE) {
- WOLFSSL_MSG("Bad arguments");
- return WOLFSSL_FAILURE;
- }
- #ifdef WOLFSSL_SMALL_STACK
- tmpRNG = (WC_RNG*)XMALLOC(sizeof(WC_RNG), NULL, DYNAMIC_TYPE_RNG);
- if (tmpRNG == NULL)
- return WOLFSSL_FAILURE;
- #endif
- if (wc_InitRng(tmpRNG) == 0) {
- rng = tmpRNG;
- initTmpRng = 1;
- }
- else {
- WOLFSSL_MSG("Bad RNG Init, trying global");
- if (initGlobalRNG == 0)
- WOLFSSL_MSG("Global RNG no Init");
- else
- rng = &globalRNG;
- }
- if (rng) {
- curve448_key key;
- if (wc_curve448_init(&key) != MP_OKAY)
- WOLFSSL_MSG("wc_curve448_init failed");
- else if (wc_curve448_make_key(rng, CURVE448_KEY_SIZE, &key)!=MP_OKAY)
- WOLFSSL_MSG("wc_curve448_make_key failed");
- /* export key pair */
- else if (wc_curve448_export_key_raw_ex(&key, priv, privSz, pub, pubSz,
- EC448_LITTLE_ENDIAN)
- != MP_OKAY)
- WOLFSSL_MSG("wc_curve448_export_key_raw_ex failed");
- else
- ret = WOLFSSL_SUCCESS;
- wc_curve448_free(&key);
- }
- if (initTmpRng)
- wc_FreeRng(tmpRNG);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(tmpRNG, NULL, DYNAMIC_TYPE_RNG);
- #endif
- return ret;
- #endif /* WOLFSSL_KEY_GEN */
- }
- /* return 1 if success, 0 if error
- * input and output keys are little endian format
- */
- int wolfSSL_EC448_shared_key(unsigned char *shared, unsigned int *sharedSz,
- const unsigned char *priv, unsigned int privSz,
- const unsigned char *pub, unsigned int pubSz)
- {
- #ifndef WOLFSSL_KEY_GEN
- WOLFSSL_MSG("No Key Gen built in");
- (void) shared;
- (void) sharedSz;
- (void) priv;
- (void) privSz;
- (void) pub;
- (void) pubSz;
- return WOLFSSL_FAILURE;
- #else /* WOLFSSL_KEY_GEN */
- int ret = WOLFSSL_FAILURE;
- curve448_key privkey, pubkey;
- WOLFSSL_ENTER("wolfSSL_EC448_shared_key");
- if (shared == NULL || sharedSz == NULL || *sharedSz < CURVE448_KEY_SIZE ||
- priv == NULL || privSz < CURVE448_KEY_SIZE ||
- pub == NULL || pubSz < CURVE448_KEY_SIZE) {
- WOLFSSL_MSG("Bad arguments");
- return WOLFSSL_FAILURE;
- }
- /* import private key */
- if (wc_curve448_init(&privkey) != MP_OKAY) {
- WOLFSSL_MSG("wc_curve448_init privkey failed");
- return ret;
- }
- if (wc_curve448_import_private_ex(priv, privSz, &privkey,
- EC448_LITTLE_ENDIAN) != MP_OKAY) {
- WOLFSSL_MSG("wc_curve448_import_private_ex failed");
- wc_curve448_free(&privkey);
- return ret;
- }
- /* import public key */
- if (wc_curve448_init(&pubkey) != MP_OKAY) {
- WOLFSSL_MSG("wc_curve448_init pubkey failed");
- wc_curve448_free(&privkey);
- return ret;
- }
- if (wc_curve448_import_public_ex(pub, pubSz, &pubkey,
- EC448_LITTLE_ENDIAN) != MP_OKAY) {
- WOLFSSL_MSG("wc_curve448_import_public_ex failed");
- wc_curve448_free(&privkey);
- wc_curve448_free(&pubkey);
- return ret;
- }
- if (wc_curve448_shared_secret_ex(&privkey, &pubkey, shared, sharedSz,
- EC448_LITTLE_ENDIAN) != MP_OKAY)
- WOLFSSL_MSG("wc_curve448_shared_secret_ex failed");
- else
- ret = WOLFSSL_SUCCESS;
- wc_curve448_free(&privkey);
- wc_curve448_free(&pubkey);
- return ret;
- #endif /* WOLFSSL_KEY_GEN */
- }
- #endif /* OPENSSL_EXTRA && HAVE_CURVE448 */
- #if defined(OPENSSL_EXTRA) && defined(HAVE_ED448)
- /* return 1 if success, 0 if error
- * output keys are little endian format
- */
- int wolfSSL_ED448_generate_key(unsigned char *priv, unsigned int *privSz,
- unsigned char *pub, unsigned int *pubSz)
- {
- #ifndef WOLFSSL_KEY_GEN
- WOLFSSL_MSG("No Key Gen built in");
- (void) priv;
- (void) privSz;
- (void) pub;
- (void) pubSz;
- return WOLFSSL_FAILURE;
- #elif !defined(HAVE_ED448_KEY_EXPORT)
- WOLFSSL_MSG("No ED448 key export built in");
- (void) priv;
- (void) privSz;
- (void) pub;
- (void) pubSz;
- return WOLFSSL_FAILURE;
- #else /* WOLFSSL_KEY_GEN && HAVE_ED448_KEY_EXPORT */
- int ret = WOLFSSL_FAILURE;
- int initTmpRng = 0;
- WC_RNG *rng = NULL;
- #ifdef WOLFSSL_SMALL_STACK
- WC_RNG *tmpRNG = NULL;
- #else
- WC_RNG tmpRNG[1];
- #endif
- WOLFSSL_ENTER("wolfSSL_ED448_generate_key");
- if (priv == NULL || privSz == NULL || *privSz < ED448_PRV_KEY_SIZE ||
- pub == NULL || pubSz == NULL || *pubSz < ED448_PUB_KEY_SIZE) {
- WOLFSSL_MSG("Bad arguments");
- return WOLFSSL_FAILURE;
- }
- #ifdef WOLFSSL_SMALL_STACK
- tmpRNG = (WC_RNG*)XMALLOC(sizeof(WC_RNG), NULL, DYNAMIC_TYPE_RNG);
- if (tmpRNG == NULL)
- return WOLFSSL_FATAL_ERROR;
- #endif
- if (wc_InitRng(tmpRNG) == 0) {
- rng = tmpRNG;
- initTmpRng = 1;
- }
- else {
- WOLFSSL_MSG("Bad RNG Init, trying global");
- if (initGlobalRNG == 0)
- WOLFSSL_MSG("Global RNG no Init");
- else
- rng = &globalRNG;
- }
- if (rng) {
- ed448_key key;
- if (wc_ed448_init(&key) != MP_OKAY)
- WOLFSSL_MSG("wc_ed448_init failed");
- else if (wc_ed448_make_key(rng, ED448_KEY_SIZE, &key) != MP_OKAY)
- WOLFSSL_MSG("wc_ed448_make_key failed");
- /* export private key */
- else if (wc_ed448_export_key(&key, priv, privSz, pub, pubSz) != MP_OKAY)
- WOLFSSL_MSG("wc_ed448_export_key failed");
- else
- ret = WOLFSSL_SUCCESS;
- wc_ed448_free(&key);
- }
- if (initTmpRng)
- wc_FreeRng(tmpRNG);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(tmpRNG, NULL, DYNAMIC_TYPE_RNG);
- #endif
- return ret;
- #endif /* WOLFSSL_KEY_GEN && HAVE_ED448_KEY_EXPORT */
- }
- /* return 1 if success, 0 if error
- * input and output keys are little endian format
- * priv is a buffer containing private and public part of key
- */
- int wolfSSL_ED448_sign(const unsigned char *msg, unsigned int msgSz,
- const unsigned char *priv, unsigned int privSz,
- unsigned char *sig, unsigned int *sigSz)
- {
- #if !defined(HAVE_ED448_SIGN) || !defined(WOLFSSL_KEY_GEN) || !defined(HAVE_ED448_KEY_IMPORT)
- #if !defined(HAVE_ED448_SIGN)
- WOLFSSL_MSG("No ED448 sign built in");
- #elif !defined(WOLFSSL_KEY_GEN)
- WOLFSSL_MSG("No Key Gen built in");
- #elif !defined(HAVE_ED448_KEY_IMPORT)
- WOLFSSL_MSG("No ED448 Key import built in");
- #endif
- (void) msg;
- (void) msgSz;
- (void) priv;
- (void) privSz;
- (void) sig;
- (void) sigSz;
- return WOLFSSL_FAILURE;
- #else /* HAVE_ED448_SIGN && WOLFSSL_KEY_GEN && HAVE_ED448_KEY_IMPORT */
- ed448_key key;
- int ret = WOLFSSL_FAILURE;
- WOLFSSL_ENTER("wolfSSL_ED448_sign");
- if (priv == NULL || privSz != ED448_PRV_KEY_SIZE || msg == NULL ||
- sig == NULL || *sigSz < ED448_SIG_SIZE) {
- WOLFSSL_MSG("Bad arguments");
- return WOLFSSL_FAILURE;
- }
- /* import key */
- if (wc_ed448_init(&key) != MP_OKAY) {
- WOLFSSL_MSG("wc_curve448_init failed");
- return ret;
- }
- if (wc_ed448_import_private_key(priv, privSz/2, priv+(privSz/2),
- ED448_PUB_KEY_SIZE, &key) != MP_OKAY){
- WOLFSSL_MSG("wc_ed448_import_private failed");
- wc_ed448_free(&key);
- return ret;
- }
- if (wc_ed448_sign_msg(msg, msgSz, sig, sigSz, &key, NULL, 0) != MP_OKAY)
- WOLFSSL_MSG("wc_curve448_shared_secret_ex failed");
- else
- ret = WOLFSSL_SUCCESS;
- wc_ed448_free(&key);
- return ret;
- #endif /* HAVE_ED448_SIGN && WOLFSSL_KEY_GEN && HAVE_ED448_KEY_IMPORT */
- }
- /* return 1 if success, 0 if error
- * input and output keys are little endian format
- * pub is a buffer containing public part of key
- */
- int wolfSSL_ED448_verify(const unsigned char *msg, unsigned int msgSz,
- const unsigned char *pub, unsigned int pubSz,
- const unsigned char *sig, unsigned int sigSz)
- {
- #if !defined(HAVE_ED448_VERIFY) || !defined(WOLFSSL_KEY_GEN) || !defined(HAVE_ED448_KEY_IMPORT)
- #if !defined(HAVE_ED448_VERIFY)
- WOLFSSL_MSG("No ED448 verify built in");
- #elif !defined(WOLFSSL_KEY_GEN)
- WOLFSSL_MSG("No Key Gen built in");
- #elif !defined(HAVE_ED448_KEY_IMPORT)
- WOLFSSL_MSG("No ED448 Key import built in");
- #endif
- (void) msg;
- (void) msgSz;
- (void) pub;
- (void) pubSz;
- (void) sig;
- (void) sigSz;
- return WOLFSSL_FAILURE;
- #else /* HAVE_ED448_VERIFY && WOLFSSL_KEY_GEN && HAVE_ED448_KEY_IMPORT */
- ed448_key key;
- int ret = WOLFSSL_FAILURE, check = 0;
- WOLFSSL_ENTER("wolfSSL_ED448_verify");
- if (pub == NULL || pubSz != ED448_PUB_KEY_SIZE || msg == NULL ||
- sig == NULL || sigSz != ED448_SIG_SIZE) {
- WOLFSSL_MSG("Bad arguments");
- return WOLFSSL_FAILURE;
- }
- /* import key */
- if (wc_ed448_init(&key) != MP_OKAY) {
- WOLFSSL_MSG("wc_curve448_init failed");
- return ret;
- }
- if (wc_ed448_import_public(pub, pubSz, &key) != MP_OKAY){
- WOLFSSL_MSG("wc_ed448_import_public failed");
- wc_ed448_free(&key);
- return ret;
- }
- if ((ret = wc_ed448_verify_msg((byte*)sig, sigSz, msg, msgSz, &check,
- &key, NULL, 0)) != MP_OKAY) {
- WOLFSSL_MSG("wc_ed448_verify_msg failed");
- }
- else if (!check)
- WOLFSSL_MSG("wc_ed448_verify_msg failed (signature invalid)");
- else
- ret = WOLFSSL_SUCCESS;
- wc_ed448_free(&key);
- return ret;
- #endif /* HAVE_ED448_VERIFY && WOLFSSL_KEY_GEN */
- }
- #endif /* OPENSSL_EXTRA && HAVE_ED448 */
- #ifdef WOLFSSL_JNI
- int wolfSSL_set_jobject(WOLFSSL* ssl, void* objPtr)
- {
- WOLFSSL_ENTER("wolfSSL_set_jobject");
- if (ssl != NULL)
- {
- ssl->jObjectRef = objPtr;
- return WOLFSSL_SUCCESS;
- }
- return WOLFSSL_FAILURE;
- }
- void* wolfSSL_get_jobject(WOLFSSL* ssl)
- {
- WOLFSSL_ENTER("wolfSSL_get_jobject");
- if (ssl != NULL)
- return ssl->jObjectRef;
- return NULL;
- }
- #endif /* WOLFSSL_JNI */
- #ifdef WOLFSSL_ASYNC_CRYPT
- int wolfSSL_CTX_AsyncPoll(WOLFSSL_CTX* ctx, WOLF_EVENT** events, int maxEvents,
- WOLF_EVENT_FLAG flags, int* eventCount)
- {
- if (ctx == NULL) {
- return BAD_FUNC_ARG;
- }
- return wolfAsync_EventQueuePoll(&ctx->event_queue, NULL,
- events, maxEvents, flags, eventCount);
- }
- int wolfSSL_AsyncPoll(WOLFSSL* ssl, WOLF_EVENT_FLAG flags)
- {
- int ret, eventCount = 0;
- WOLF_EVENT* events[1];
- if (ssl == NULL) {
- return BAD_FUNC_ARG;
- }
- ret = wolfAsync_EventQueuePoll(&ssl->ctx->event_queue, ssl,
- events, sizeof(events)/sizeof(*events), flags, &eventCount);
- if (ret == 0) {
- ret = eventCount;
- }
- return ret;
- }
- #endif /* WOLFSSL_ASYNC_CRYPT */
- #ifdef OPENSSL_EXTRA
- unsigned long wolfSSL_ERR_peek_error_line_data(const char **file, int *line,
- const char **data, int *flags)
- {
- WOLFSSL_ENTER("wolfSSL_ERR_peek_error_line_data");
- (void)line;
- (void)file;
- /* No data or flags stored - error display only in Nginx. */
- if (data != NULL) {
- *data = "";
- }
- if (flags != NULL) {
- *flags = 0;
- }
- #if defined(OPENSSL_ALL) || defined(WOLFSSL_NGINX) || \
- defined(WOLFSSL_OPENSSH) || defined(WOLFSSL_HAPROXY) || \
- defined(WOLFSSL_MYSQL_COMPATIBLE)
- {
- int ret = 0;
- while (1) {
- ret = wc_PeekErrorNode(-1, file, NULL, line);
- if (ret == BAD_MUTEX_E || ret == BAD_FUNC_ARG || ret == BAD_STATE_E) {
- WOLFSSL_MSG("Issue peeking at error node in queue");
- return 0;
- }
- /* OpenSSL uses positive error codes */
- if (ret < 0) {
- ret = -ret;
- }
- if (ret == -ASN_NO_PEM_HEADER)
- return (ERR_LIB_PEM << 24) | PEM_R_NO_START_LINE;
- #if defined(OPENSSL_ALL) && defined(WOLFSSL_PYTHON)
- if (ret == ASN1_R_HEADER_TOO_LONG) {
- return (ERR_LIB_ASN1 << 24) | ASN1_R_HEADER_TOO_LONG;
- }
- #endif
- if (ret != -WANT_READ && ret != -WANT_WRITE &&
- ret != -ZERO_RETURN && ret != -WOLFSSL_ERROR_ZERO_RETURN &&
- ret != -SOCKET_PEER_CLOSED_E && ret != -SOCKET_ERROR_E)
- break;
- wc_RemoveErrorNode(-1);
- }
- return (unsigned long)ret;
- }
- #else
- return (unsigned long)(0 - NOT_COMPILED_IN);
- #endif
- }
- #endif
- #if defined(OPENSSL_ALL) || defined(WOLFSSL_NGINX) || defined(WOLFSSL_HAPROXY)
- #if !defined(WOLFSSL_USER_IO)
- /* converts an IPv6 or IPv4 address into an octet string for use with rfc3280
- * example input would be "127.0.0.1" and the returned value would be 7F000001
- */
- WOLFSSL_ASN1_STRING* wolfSSL_a2i_IPADDRESS(const char* ipa)
- {
- int ipaSz = WOLFSSL_IP4_ADDR_LEN;
- char buf[WOLFSSL_IP6_ADDR_LEN + 1]; /* plus 1 for terminator */
- int af = WOLFSSL_IP4;
- WOLFSSL_ASN1_STRING *ret = NULL;
- if (ipa == NULL)
- return NULL;
- if (XSTRSTR(ipa, ":") != NULL) {
- af = WOLFSSL_IP6;
- ipaSz = WOLFSSL_IP6_ADDR_LEN;
- }
- buf[WOLFSSL_IP6_ADDR_LEN] = '\0';
- if (XINET_PTON(af, ipa, (void*)buf) != 1) {
- WOLFSSL_MSG("Error parsing IP address");
- return NULL;
- }
- ret = wolfSSL_ASN1_STRING_new();
- if (ret != NULL) {
- if (wolfSSL_ASN1_STRING_set(ret, buf, ipaSz) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Error setting the string");
- wolfSSL_ASN1_STRING_free(ret);
- ret = NULL;
- }
- }
- return ret;
- }
- #endif /* !WOLFSSL_USER_IO */
- /* Is the specified cipher suite a fake one used an an extension proxy? */
- static WC_INLINE int SCSV_Check(byte suite0, byte suite)
- {
- (void)suite0;
- (void)suite;
- #ifdef HAVE_RENEGOTIATION_INDICATION
- if (suite0 == CIPHER_BYTE && suite == TLS_EMPTY_RENEGOTIATION_INFO_SCSV)
- return 1;
- #endif
- return 0;
- }
- static WC_INLINE int sslCipherMinMaxCheck(const WOLFSSL *ssl, byte suite0,
- byte suite)
- {
- const CipherSuiteInfo* cipher_names = GetCipherNames();
- int cipherSz = GetCipherNamesSize();
- int i;
- for (i = 0; i < cipherSz; i++)
- if (cipher_names[i].cipherSuite0 == suite0 &&
- cipher_names[i].cipherSuite == suite)
- break;
- if (i == cipherSz)
- return 1;
- /* Check min version */
- if (cipher_names[i].minor < ssl->options.minDowngrade) {
- if (ssl->options.minDowngrade <= TLSv1_2_MINOR &&
- cipher_names[i].minor >= TLSv1_MINOR)
- /* 1.0 ciphersuites are in general available in 1.1 and
- * 1.1 ciphersuites are in general available in 1.2 */
- return 0;
- return 1;
- }
- /* Check max version */
- switch (cipher_names[i].minor) {
- case SSLv3_MINOR :
- return ssl->options.mask & WOLFSSL_OP_NO_SSLv3;
- case TLSv1_MINOR :
- return ssl->options.mask & WOLFSSL_OP_NO_TLSv1;
- case TLSv1_1_MINOR :
- return ssl->options.mask & WOLFSSL_OP_NO_TLSv1_1;
- case TLSv1_2_MINOR :
- return ssl->options.mask & WOLFSSL_OP_NO_TLSv1_2;
- case TLSv1_3_MINOR :
- return ssl->options.mask & WOLFSSL_OP_NO_TLSv1_3;
- default:
- WOLFSSL_MSG("Unrecognized minor version");
- return 1;
- }
- }
- /* returns a pointer to internal cipher suite list. Should not be free'd by
- * caller.
- */
- WOLF_STACK_OF(WOLFSSL_CIPHER) *wolfSSL_get_ciphers_compat(const WOLFSSL *ssl)
- {
- WOLF_STACK_OF(WOLFSSL_CIPHER)* ret = NULL;
- Suites* suites;
- #if defined(OPENSSL_ALL) || defined(WOLFSSL_QT)
- const CipherSuiteInfo* cipher_names = GetCipherNames();
- int cipherSz = GetCipherNamesSize();
- #endif
- WOLFSSL_ENTER("wolfSSL_get_ciphers_compat");
- if (ssl == NULL || (ssl->suites == NULL && ssl->ctx->suites == NULL)) {
- return NULL;
- }
- if (ssl->suites != NULL) {
- if (ssl->suites->suiteSz == 0 &&
- InitSSL_Suites((WOLFSSL*)ssl) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Suite initialization failure");
- return NULL;
- }
- suites = ssl->suites;
- }
- else {
- suites = ssl->ctx->suites;
- }
- /* check if stack needs populated */
- if (suites->stack == NULL) {
- int i;
- #if defined(OPENSSL_ALL) || defined(WOLFSSL_QT)
- int j;
- /* higher priority of cipher suite will be on top of stack */
- for (i = suites->suiteSz - 2; i >=0; i-=2) {
- #else
- for (i = 0; i < suites->suiteSz; i+=2) {
- #endif
- WOLFSSL_STACK* add;
- /* A couple of suites are placeholders for special options,
- * skip those. */
- if (SCSV_Check(suites->suites[i], suites->suites[i+1])
- || sslCipherMinMaxCheck(ssl, suites->suites[i],
- suites->suites[i+1])) {
- continue;
- }
- add = wolfSSL_sk_new_node(ssl->heap);
- if (add != NULL) {
- add->type = STACK_TYPE_CIPHER;
- add->data.cipher.cipherSuite0 = suites->suites[i];
- add->data.cipher.cipherSuite = suites->suites[i+1];
- add->data.cipher.ssl = ssl;
- #if defined(OPENSSL_ALL) || defined(WOLFSSL_QT)
- for (j = 0; j < cipherSz; j++) {
- if (cipher_names[j].cipherSuite0 ==
- add->data.cipher.cipherSuite0 &&
- cipher_names[j].cipherSuite ==
- add->data.cipher.cipherSuite) {
- add->data.cipher.offset = j;
- break;
- }
- }
- #endif
- #if defined(WOLFSSL_QT) || defined(OPENSSL_ALL)
- /* in_stack is checked in wolfSSL_CIPHER_description */
- add->data.cipher.in_stack = 1;
- #endif
- add->next = ret;
- if (ret != NULL) {
- add->num = ret->num + 1;
- }
- else {
- add->num = 1;
- }
- ret = add;
- }
- }
- suites->stack = ret;
- }
- return suites->stack;
- }
- #endif /* OPENSSL_ALL || WOLFSSL_NGINX || WOLFSSL_HAPROXY */
- #if defined(HAVE_EX_DATA) && (defined(OPENSSL_ALL) || defined(WOLFSSL_NGINX) \
- || defined(WOLFSSL_HAPROXY) || defined(OPENSSL_EXTRA) \
- || defined(HAVE_LIGHTY))
- int wolfSSL_X509_get_ex_new_index(int idx, void *arg, void *a, void *b, void *c)
- {
- WOLFSSL_ENTER("wolfSSL_X509_get_ex_new_index");
- (void)idx;
- (void)arg;
- (void)a;
- (void)b;
- (void)c;
- return get_ex_new_index(CRYPTO_EX_INDEX_X509);
- }
- #endif
- #if defined(OPENSSL_EXTRA) || defined(OPENSSL_EXTRA_X509_SMALL) || \
- defined(WOLFSSL_WPAS_SMALL)
- void *wolfSSL_X509_get_ex_data(X509 *x509, int idx)
- {
- WOLFSSL_ENTER("wolfSSL_X509_get_ex_data");
- #ifdef HAVE_EX_DATA
- if (x509 != NULL) {
- return wolfSSL_CRYPTO_get_ex_data(&x509->ex_data, idx);
- }
- #else
- (void)x509;
- (void)idx;
- #endif
- return NULL;
- }
- int wolfSSL_X509_set_ex_data(X509 *x509, int idx, void *data)
- {
- WOLFSSL_ENTER("wolfSSL_X509_set_ex_data");
- #ifdef HAVE_EX_DATA
- if (x509 != NULL)
- {
- return wolfSSL_CRYPTO_set_ex_data(&x509->ex_data, idx, data);
- }
- #else
- (void)x509;
- (void)idx;
- (void)data;
- #endif
- return WOLFSSL_FAILURE;
- }
- #ifdef HAVE_EX_DATA_CLEANUP_HOOKS
- int wolfSSL_X509_set_ex_data_with_cleanup(
- X509 *x509,
- int idx,
- void *data,
- wolfSSL_ex_data_cleanup_routine_t cleanup_routine)
- {
- WOLFSSL_ENTER("wolfSSL_X509_set_ex_data_with_cleanup");
- if (x509 != NULL)
- {
- return wolfSSL_CRYPTO_set_ex_data_with_cleanup(&x509->ex_data, idx,
- data, cleanup_routine);
- }
- return WOLFSSL_FAILURE;
- }
- #endif /* HAVE_EX_DATA_CLEANUP_HOOKS */
- #endif /* OPENSSL_EXTRA || OPENSSL_EXTRA_X509_SMALL || WOLFSSL_WPAS_SMALL */
- #ifndef NO_ASN
- int wolfSSL_X509_check_host(WOLFSSL_X509 *x, const char *chk, size_t chklen,
- unsigned int flags, char **peername)
- {
- int ret;
- DecodedCert dCert;
- WOLFSSL_ENTER("wolfSSL_X509_check_host");
- /* flags and peername not needed for Nginx. */
- (void)flags;
- (void)peername;
- if ((x == NULL) || (chk == NULL)) {
- WOLFSSL_MSG("Invalid parameter");
- return WOLFSSL_FAILURE;
- }
- if (flags == WOLFSSL_NO_WILDCARDS) {
- WOLFSSL_MSG("X509_CHECK_FLAG_NO_WILDCARDS not yet implemented");
- return WOLFSSL_FAILURE;
- }
- if (flags == WOLFSSL_NO_PARTIAL_WILDCARDS) {
- WOLFSSL_MSG("X509_CHECK_FLAG_NO_PARTIAL_WILDCARDS not yet implemented");
- return WOLFSSL_FAILURE;
- }
- InitDecodedCert(&dCert, x->derCert->buffer, x->derCert->length, NULL);
- ret = ParseCertRelative(&dCert, CERT_TYPE, 0, NULL);
- if (ret != 0) {
- FreeDecodedCert(&dCert);
- return WOLFSSL_FAILURE;
- }
- ret = CheckHostName(&dCert, (char *)chk, chklen);
- FreeDecodedCert(&dCert);
- if (ret != 0)
- return WOLFSSL_FAILURE;
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_X509_check_ip_asc(WOLFSSL_X509 *x, const char *ipasc,
- unsigned int flags)
- {
- int ret = WOLFSSL_FAILURE;
- DecodedCert dCert;
- WOLFSSL_ENTER("wolfSSL_X509_check_ip_asc");
- /* flags not yet implemented */
- (void)flags;
- if ((x == NULL) || (x->derCert == NULL) || (ipasc == NULL)) {
- WOLFSSL_MSG("Invalid parameter");
- }
- else {
- ret = WOLFSSL_SUCCESS;
- }
- if (ret == WOLFSSL_SUCCESS) {
- InitDecodedCert(&dCert, x->derCert->buffer, x->derCert->length, NULL);
- ret = ParseCertRelative(&dCert, CERT_TYPE, 0, NULL);
- if (ret != 0) {
- ret = WOLFSSL_FAILURE;
- }
- else {
- ret = CheckIPAddr(&dCert, ipasc);
- if (ret != 0) {
- ret = WOLFSSL_FAILURE;
- }
- else {
- ret = WOLFSSL_SUCCESS;
- }
- }
- FreeDecodedCert(&dCert);
- }
- return ret;
- }
- #endif
- #if defined(OPENSSL_EXTRA) && defined(WOLFSSL_CERT_GEN)
- int wolfSSL_X509_check_email(WOLFSSL_X509 *x, const char *chk, size_t chkLen,
- unsigned int flags)
- {
- WOLFSSL_X509_NAME *subjName;
- int emailLen;
- char *emailBuf;
- (void)flags;
- WOLFSSL_ENTER("wolfSSL_X509_check_email");
- if ((x == NULL) || (chk == NULL)) {
- WOLFSSL_MSG("Invalid parameter");
- return WOLFSSL_FAILURE;
- }
- subjName = wolfSSL_X509_get_subject_name(x);
- if (subjName == NULL)
- return WOLFSSL_FAILURE;
- /* Call with NULL buffer to get required length. */
- emailLen = wolfSSL_X509_NAME_get_text_by_NID(subjName, NID_emailAddress,
- NULL, 0);
- if (emailLen < 0)
- return WOLFSSL_FAILURE;
- ++emailLen; /* Add 1 for the NUL. */
- emailBuf = (char*)XMALLOC(emailLen, x->heap, DYNAMIC_TYPE_OPENSSL);
- if (emailBuf == NULL)
- return WOLFSSL_FAILURE;
- emailLen = wolfSSL_X509_NAME_get_text_by_NID(subjName, NID_emailAddress,
- emailBuf, emailLen);
- if (emailLen < 0) {
- XFREE(emailBuf, x->heap, DYNAMIC_TYPE_OPENSSL);
- return WOLFSSL_FAILURE;
- }
- if (chkLen == 0)
- chkLen = XSTRLEN(chk);
- if (chkLen != (size_t)emailLen
- || XSTRNCMP(chk, emailBuf, chkLen)) {
- XFREE(emailBuf, x->heap, DYNAMIC_TYPE_OPENSSL);
- return WOLFSSL_FAILURE;
- }
- XFREE(emailBuf, x->heap, DYNAMIC_TYPE_OPENSSL);
- return WOLFSSL_SUCCESS;
- }
- #endif /* OPENSSL_EXTRA && WOLFSSL_CERT_GEN */
- #if defined(OPENSSL_ALL) || defined(WOLFSSL_NGINX) || defined(WOLFSSL_HAPROXY) \
- || defined(OPENSSL_EXTRA) || defined(HAVE_LIGHTY) || defined(HAVE_SECRET_CALLBACK)
- long wolfSSL_SSL_CTX_get_timeout(const WOLFSSL_CTX *ctx)
- {
- WOLFSSL_ENTER("wolfSSL_SSL_CTX_get_timeout");
- if (ctx == NULL)
- return 0;
- return ctx->timeout;
- }
- /* returns the time in seconds of the current timeout */
- long wolfSSL_get_timeout(WOLFSSL* ssl)
- {
- WOLFSSL_ENTER("wolfSSL_get_timeout");
- if (ssl == NULL)
- return 0;
- return ssl->timeout;
- }
- #endif
- #if defined(OPENSSL_ALL) || defined(WOLFSSL_NGINX) || defined(WOLFSSL_HAPROXY) \
- || defined(OPENSSL_EXTRA) || defined(HAVE_LIGHTY)
- int wolfSSL_X509_NAME_digest(const WOLFSSL_X509_NAME *name,
- const WOLFSSL_EVP_MD *type, unsigned char *md, unsigned int *len)
- {
- WOLFSSL_ENTER("wolfSSL_X509_NAME_digest");
- if (name == NULL || type == NULL)
- return WOLFSSL_FAILURE;
- #if !defined(NO_FILESYSTEM) && !defined(NO_PWDBASED)
- return wolfSSL_EVP_Digest((unsigned char*)name->name,
- name->sz, md, len, type, NULL);
- #else
- (void)md;
- (void)len;
- return NOT_COMPILED_IN;
- #endif
- }
- #ifdef HAVE_ECC
- int wolfSSL_SSL_CTX_set_tmp_ecdh(WOLFSSL_CTX *ctx, WOLFSSL_EC_KEY *ecdh)
- {
- WOLFSSL_ENTER("wolfSSL_SSL_CTX_set_tmp_ecdh");
- if (ctx == NULL || ecdh == NULL)
- return BAD_FUNC_ARG;
- ctx->ecdhCurveOID = ecdh->group->curve_oid;
- return WOLFSSL_SUCCESS;
- }
- #endif
- /* Assumes that the session passed in is from the cache. */
- int wolfSSL_SSL_CTX_remove_session(WOLFSSL_CTX *ctx, WOLFSSL_SESSION *s)
- {
- WOLFSSL_ENTER("wolfSSL_SSL_CTX_remove_session");
- if (ctx == NULL || s == NULL)
- return BAD_FUNC_ARG;
- #ifdef HAVE_EXT_CACHE
- if (!ctx->internalCacheOff)
- #endif
- {
- /* Don't remove session just timeout session. */
- s->timeout = 0;
- }
- #ifdef HAVE_EXT_CACHE
- if (ctx->rem_sess_cb != NULL)
- ctx->rem_sess_cb(ctx, s);
- #endif
- return 0;
- }
- #ifndef NO_BIO
- BIO *wolfSSL_SSL_get_rbio(const WOLFSSL *s)
- {
- WOLFSSL_ENTER("wolfSSL_SSL_get_rbio");
- /* Nginx sets the buffer size if the read BIO is different to write BIO.
- * The setting buffer size doesn't do anything so return NULL for both.
- */
- if (s == NULL)
- return NULL;
- return s->biord;
- }
- BIO *wolfSSL_SSL_get_wbio(const WOLFSSL *s)
- {
- WOLFSSL_ENTER("wolfSSL_SSL_get_wbio");
- (void)s;
- /* Nginx sets the buffer size if the read BIO is different to write BIO.
- * The setting buffer size doesn't do anything so return NULL for both.
- */
- if (s == NULL)
- return NULL;
- return s->biowr;
- }
- #endif /* !NO_BIO */
- int wolfSSL_SSL_do_handshake(WOLFSSL *s)
- {
- WOLFSSL_ENTER("wolfSSL_SSL_do_handshake");
- if (s == NULL)
- return WOLFSSL_FAILURE;
- if (s->options.side == WOLFSSL_CLIENT_END) {
- #ifndef NO_WOLFSSL_CLIENT
- return wolfSSL_connect(s);
- #else
- WOLFSSL_MSG("Client not compiled in");
- return WOLFSSL_FAILURE;
- #endif
- }
- #ifndef NO_WOLFSSL_SERVER
- return wolfSSL_accept(s);
- #else
- WOLFSSL_MSG("Server not compiled in");
- return WOLFSSL_FAILURE;
- #endif
- }
- #if defined(OPENSSL_VERSION_NUMBER) && OPENSSL_VERSION_NUMBER >= 0x10100000L
- int wolfSSL_SSL_in_init(const WOLFSSL *ssl)
- #else
- int wolfSSL_SSL_in_init(WOLFSSL *ssl)
- #endif
- {
- WOLFSSL_ENTER("SSL_in_init");
- if (ssl == NULL)
- return WOLFSSL_FAILURE;
- if (ssl->options.side == WOLFSSL_CLIENT_END) {
- return ssl->options.connectState < SECOND_REPLY_DONE;
- }
- return ssl->options.acceptState < ACCEPT_THIRD_REPLY_DONE;
- }
- int wolfSSL_SSL_in_connect_init(WOLFSSL* ssl)
- {
- WOLFSSL_ENTER("SSL_connect_init");
- if (ssl == NULL)
- return WOLFSSL_FAILURE;
- if (ssl->options.side == WOLFSSL_CLIENT_END) {
- return ssl->options.connectState > CONNECT_BEGIN &&
- ssl->options.connectState < SECOND_REPLY_DONE;
- }
- return ssl->options.acceptState > ACCEPT_BEGIN &&
- ssl->options.acceptState < ACCEPT_THIRD_REPLY_DONE;
- }
- #ifndef NO_SESSION_CACHE
- WOLFSSL_SESSION *wolfSSL_SSL_get0_session(const WOLFSSL *ssl)
- {
- WOLFSSL_SESSION *session;
- WOLFSSL_ENTER("wolfSSL_SSL_get0_session");
- if (ssl == NULL) {
- return NULL;
- }
- session = wolfSSL_get_session((WOLFSSL*)ssl);
- #ifdef HAVE_EXT_CACHE
- ((WOLFSSL*)ssl)->extSession = session;
- #endif
- return session;
- }
- #endif /* NO_SESSION_CACHE */
- #ifndef NO_BIO
- int wolfSSL_a2i_ASN1_INTEGER(WOLFSSL_BIO *bio, WOLFSSL_ASN1_INTEGER *asn1,
- char *buf, int size)
- {
- int readNextLine;
- int lineLen;
- int len;
- byte isNumCheck;
- word32 outLen;
- const int extraTagSz = MAX_LENGTH_SZ + 1;
- byte intTag[MAX_LENGTH_SZ + 1];
- int idx = 0;
- WOLFSSL_ENTER("wolfSSL_a2i_ASN1_INTEGER");
- if (!bio || !asn1 || !buf || size <= 0) {
- WOLFSSL_MSG("Bad parameter");
- return WOLFSSL_FAILURE;
- }
- /* Reset asn1 */
- if (asn1->isDynamic && asn1->data) {
- XFREE(asn1->data, NULL, DYNAMIC_TYPE_OPENSSL);
- asn1->isDynamic = 0;
- }
- XMEMSET(asn1->intData, 0, WOLFSSL_ASN1_INTEGER_MAX);
- asn1->data = asn1->intData;
- asn1->length = 0;
- asn1->negative = 0;
- asn1->type = V_ASN1_INTEGER;
- lineLen = wolfSSL_BIO_gets(bio, buf, size);
- do {
- readNextLine = 0;
- if (lineLen <= 0) {
- WOLFSSL_MSG("wolfSSL_BIO_gets error");
- return WOLFSSL_FAILURE;
- }
- while (lineLen && (buf[lineLen-1] == '\n' || buf[lineLen-1] == '\r'))
- lineLen--;
- if (buf[lineLen-1] == '\\')
- readNextLine = 1;
- /* Ignore none-hex chars at the end of the line */
- outLen = 1;
- while (lineLen && Base16_Decode((byte*)buf + lineLen - 1, 1,
- &isNumCheck, &outLen) == ASN_INPUT_E)
- lineLen--;
- if (!lineLen || lineLen % 2) {
- WOLFSSL_MSG("Invalid line length");
- return WOLFSSL_FAILURE;
- }
- len = asn1->length + (lineLen/2);
- /* Check if it will fit in static memory and
- * save space for the ASN tag in front */
- if (len > (int)(WOLFSSL_ASN1_INTEGER_MAX - extraTagSz)) {
- /* Allocate mem for data */
- if (asn1->isDynamic) {
- byte* tmp = (byte*)XREALLOC(asn1->data, len + extraTagSz, NULL,
- DYNAMIC_TYPE_OPENSSL);
- if (!tmp) {
- WOLFSSL_MSG("realloc error");
- return WOLFSSL_FAILURE;
- }
- asn1->data = tmp;
- }
- else {
- /* Up to this point asn1->data pointed to asn1->intData.
- * Now that the size has grown larger than intData can handle
- * the asn1 structure moves to a dynamic type with isDynamic
- * flag being set and asn1->data being malloc'd. */
- asn1->data = (byte*)XMALLOC(len + extraTagSz, NULL,
- DYNAMIC_TYPE_OPENSSL);
- if (!asn1->data) {
- WOLFSSL_MSG("malloc error");
- return WOLFSSL_FAILURE;
- }
- asn1->isDynamic = 1;
- XMEMCPY(asn1->data, asn1->intData, asn1->length);
- }
- }
- len = lineLen/2;
- if (Base16_Decode((byte*)buf, lineLen, asn1->data + asn1->length,
- (word32*)&len) != 0) {
- WOLFSSL_MSG("Base16_Decode error");
- return WOLFSSL_FAILURE;
- }
- asn1->length += len;
- } while (readNextLine);
- /* Write ASN tag */
- idx = SetASNInt(asn1->length, asn1->data[0], intTag);
- XMEMMOVE(asn1->data + idx, asn1->data, asn1->length);
- XMEMCPY(asn1->data, intTag, idx);
- asn1->dataMax = asn1->length += idx;
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_i2a_ASN1_INTEGER(BIO *bp, const WOLFSSL_ASN1_INTEGER *a)
- {
- word32 idx = 1;
- int len = 0;
- byte buf[512];
- word32 bufLen = 512;
- WOLFSSL_ENTER("wolfSSL_i2a_ASN1_INTEGER");
- if (bp == NULL || a == NULL)
- return WOLFSSL_FAILURE;
- /* Skip ASN.1 INTEGER (type) byte. */
- if (a->data[idx] == 0x80 || /* Indefinite length, can't determine length */
- GetLength(a->data, &idx, &len, a->length) < 0) {
- return 0;
- }
- /* Zero length integer is the value zero. */
- if (len == 0) {
- return wolfSSL_BIO_write(bp, "00", 2);
- }
- if (Base16_Encode(a->data + idx, len, buf, &bufLen) != 0 ||
- bufLen <= 0) {
- return 0;
- }
- return wolfSSL_BIO_write(bp, buf, bufLen - 1); /* Don't write out NULL char */
- }
- #endif /* !NO_BIO */
- #if defined(HAVE_SESSION_TICKET) && !defined(NO_WOLFSSL_SERVER)
- /* Expected return values from implementations of OpenSSL ticket key callback.
- */
- #define TICKET_KEY_CB_RET_FAILURE -1
- #define TICKET_KEY_CB_RET_NOT_FOUND 0
- #define TICKET_KEY_CB_RET_OK 1
- #define TICKET_KEY_CB_RET_RENEW 2
- /* Implementation of session ticket encryption/decryption using OpenSSL
- * callback to initialize the cipher and HMAC.
- *
- * ssl The SSL/TLS object.
- * keyName The key name - used to identify the key to be used.
- * iv The IV to use.
- * mac The MAC of the encrypted data.
- * enc Encrypt ticket.
- * encTicket The ticket data.
- * encTicketLen The length of the ticket data.
- * encLen The encrypted/decrypted ticket length - output length.
- * ctx Ignored. Application specific data.
- * returns WOLFSSL_TICKET_RET_OK to indicate success,
- * WOLFSSL_TICKET_RET_CREATE if a new ticket is required and
- * WOLFSSL_TICKET_RET_FATAL on error.
- */
- static int wolfSSL_TicketKeyCb(WOLFSSL* ssl,
- unsigned char keyName[WOLFSSL_TICKET_NAME_SZ],
- unsigned char iv[WOLFSSL_TICKET_IV_SZ],
- unsigned char mac[WOLFSSL_TICKET_MAC_SZ],
- int enc, unsigned char* encTicket,
- int encTicketLen, int* encLen, void* ctx)
- {
- byte digest[WC_MAX_DIGEST_SIZE];
- WOLFSSL_EVP_CIPHER_CTX evpCtx;
- WOLFSSL_HMAC_CTX hmacCtx;
- unsigned int mdSz = 0;
- int len = 0;
- int ret = WOLFSSL_TICKET_RET_FATAL;
- int res;
- (void)ctx;
- WOLFSSL_ENTER("wolfSSL_TicketKeyCb");
- if (ssl == NULL || ssl->ctx == NULL || ssl->ctx->ticketEncWrapCb == NULL) {
- WOLFSSL_MSG("Bad parameter");
- return WOLFSSL_TICKET_RET_FATAL;
- }
- /* Initialize the cipher and HMAC. */
- wolfSSL_EVP_CIPHER_CTX_init(&evpCtx);
- if (wolfSSL_HMAC_CTX_Init(&hmacCtx) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("wolfSSL_HMAC_CTX_Init error");
- return WOLFSSL_TICKET_RET_FATAL;
- }
- res = ssl->ctx->ticketEncWrapCb(ssl, keyName,
- iv, &evpCtx, &hmacCtx, enc);
- if (res != TICKET_KEY_CB_RET_OK && res != TICKET_KEY_CB_RET_RENEW) {
- WOLFSSL_MSG("Ticket callback error");
- return WOLFSSL_TICKET_RET_FATAL;
- }
- if (enc)
- {
- /* Encrypt in place. */
- if (!wolfSSL_EVP_CipherUpdate(&evpCtx, encTicket, &len,
- encTicket, encTicketLen))
- goto end;
- encTicketLen = len;
- if (!wolfSSL_EVP_EncryptFinal(&evpCtx, &encTicket[encTicketLen], &len))
- goto end;
- /* Total length of encrypted data. */
- encTicketLen += len;
- *encLen = encTicketLen;
- /* HMAC the encrypted data into the parameter 'mac'. */
- if (!wolfSSL_HMAC_Update(&hmacCtx, encTicket, encTicketLen))
- goto end;
- #ifdef WOLFSSL_SHA512
- /* Check for SHA512, which would overrun the mac buffer */
- if (hmacCtx.hmac.macType == WC_SHA512)
- goto end;
- #endif
- if (!wolfSSL_HMAC_Final(&hmacCtx, mac, &mdSz))
- goto end;
- }
- else
- {
- /* HMAC the encrypted data and compare it to the passed in data. */
- if (!wolfSSL_HMAC_Update(&hmacCtx, encTicket, encTicketLen))
- goto end;
- if (!wolfSSL_HMAC_Final(&hmacCtx, digest, &mdSz))
- goto end;
- if (XMEMCMP(mac, digest, mdSz) != 0)
- goto end;
- /* Decrypt the ticket data in place. */
- if (!wolfSSL_EVP_CipherUpdate(&evpCtx, encTicket, &len,
- encTicket, encTicketLen))
- goto end;
- encTicketLen = len;
- if (!wolfSSL_EVP_DecryptFinal(&evpCtx, &encTicket[encTicketLen], &len))
- goto end;
- /* Total length of decrypted data. */
- *encLen = encTicketLen + len;
- }
- ret = (res == TICKET_KEY_CB_RET_RENEW) ? WOLFSSL_TICKET_RET_CREATE :
- WOLFSSL_TICKET_RET_OK;
- end:
- return ret;
- }
- /* Set the callback to use when encrypting/decrypting tickets.
- *
- * ctx The SSL/TLS context object.
- * cb The OpenSSL session ticket callback.
- * returns WOLFSSL_SUCCESS to indicate success.
- */
- int wolfSSL_CTX_set_tlsext_ticket_key_cb(WOLFSSL_CTX *ctx, ticketCompatCb cb)
- {
- /* Set the ticket encryption callback to be a wrapper around OpenSSL
- * callback.
- */
- ctx->ticketEncCb = wolfSSL_TicketKeyCb;
- ctx->ticketEncWrapCb = cb;
- return WOLFSSL_SUCCESS;
- }
- #endif /* HAVE_SESSION_TICKET */
- #endif /* OPENSSL_ALL || WOLFSSL_NGINX || WOLFSSL_HAPROXY ||
- OPENSSL_EXTRA || HAVE_LIGHTY */
- #if defined(HAVE_SESSION_TICKET) && !defined(WOLFSSL_NO_DEF_TICKET_ENC_CB) && \
- !defined(NO_WOLFSSL_SERVER)
- /* Serialize the session ticket encryption keys.
- *
- * @param [in] ctx SSL/TLS context object.
- * @param [in] keys Buffer to hold session ticket keys.
- * @param [in] keylen Length of buffer.
- * @return WOLFSSL_SUCCESS on success.
- * @return WOLFSSL_FAILURE when ctx is NULL, keys is NULL or keylen is not the
- * correct length.
- */
- long wolfSSL_CTX_get_tlsext_ticket_keys(WOLFSSL_CTX *ctx,
- unsigned char *keys, int keylen)
- {
- if (ctx == NULL || keys == NULL) {
- return WOLFSSL_FAILURE;
- }
- if (keylen != WOLFSSL_TICKET_KEYS_SZ) {
- return WOLFSSL_FAILURE;
- }
- XMEMCPY(keys, ctx->ticketKeyCtx.name, WOLFSSL_TICKET_NAME_SZ);
- keys += WOLFSSL_TICKET_NAME_SZ;
- XMEMCPY(keys, ctx->ticketKeyCtx.key[0], WOLFSSL_TICKET_KEY_SZ);
- keys += WOLFSSL_TICKET_KEY_SZ;
- XMEMCPY(keys, ctx->ticketKeyCtx.key[1], WOLFSSL_TICKET_KEY_SZ);
- keys += WOLFSSL_TICKET_KEY_SZ;
- c32toa(ctx->ticketKeyCtx.expirary[0], keys);
- keys += OPAQUE32_LEN;
- c32toa(ctx->ticketKeyCtx.expirary[1], keys);
- return WOLFSSL_SUCCESS;
- }
- /* Deserialize the session ticket encryption keys.
- *
- * @param [in] ctx SSL/TLS context object.
- * @param [in] keys Session ticket keys.
- * @param [in] keylen Length of data.
- * @return WOLFSSL_SUCCESS on success.
- * @return WOLFSSL_FAILURE when ctx is NULL, keys is NULL or keylen is not the
- * correct length.
- */
- long wolfSSL_CTX_set_tlsext_ticket_keys(WOLFSSL_CTX *ctx,
- unsigned char *keys, int keylen)
- {
- if (ctx == NULL || keys == NULL) {
- return WOLFSSL_FAILURE;
- }
- if (keylen != WOLFSSL_TICKET_KEYS_SZ) {
- return WOLFSSL_FAILURE;
- }
- XMEMCPY(ctx->ticketKeyCtx.name, keys, WOLFSSL_TICKET_NAME_SZ);
- keys += WOLFSSL_TICKET_NAME_SZ;
- XMEMCPY(ctx->ticketKeyCtx.key[0], keys, WOLFSSL_TICKET_KEY_SZ);
- keys += WOLFSSL_TICKET_KEY_SZ;
- XMEMCPY(ctx->ticketKeyCtx.key[1], keys, WOLFSSL_TICKET_KEY_SZ);
- keys += WOLFSSL_TICKET_KEY_SZ;
- ato32(keys, &ctx->ticketKeyCtx.expirary[0]);
- keys += OPAQUE32_LEN;
- ato32(keys, &ctx->ticketKeyCtx.expirary[1]);
- return WOLFSSL_SUCCESS;
- }
- #endif
- #if defined(OPENSSL_ALL) || defined(WOLFSSL_NGINX) || defined(WOLFSSL_HAPROXY)
- #ifdef HAVE_OCSP
- /* Not an OpenSSL API. */
- int wolfSSL_get_ocsp_response(WOLFSSL* ssl, byte** response)
- {
- *response = ssl->ocspResp;
- return ssl->ocspRespSz;
- }
- /* Not an OpenSSL API. */
- char* wolfSSL_get_ocsp_url(WOLFSSL* ssl)
- {
- return ssl->url;
- }
- /* Not an OpenSSL API. */
- int wolfSSL_set_ocsp_url(WOLFSSL* ssl, char* url)
- {
- if (ssl == NULL)
- return WOLFSSL_FAILURE;
- ssl->url = url;
- return WOLFSSL_SUCCESS;
- }
- #endif /* OCSP */
- #endif /* OPENSSL_ALL || WOLFSSL_NGINX || WOLFSSL_HAPROXY */
- #if defined(HAVE_OCSP) && !defined(NO_ASN_TIME)
- int wolfSSL_get_ocsp_producedDate(
- WOLFSSL *ssl,
- byte *producedDate,
- size_t producedDate_space,
- int *producedDateFormat)
- {
- if ((ssl->ocspProducedDateFormat != ASN_UTC_TIME) &&
- (ssl->ocspProducedDateFormat != ASN_GENERALIZED_TIME))
- return BAD_FUNC_ARG;
- if ((producedDate == NULL) || (producedDateFormat == NULL))
- return BAD_FUNC_ARG;
- if (XSTRLEN((char *)ssl->ocspProducedDate) >= producedDate_space)
- return BUFFER_E;
- XSTRNCPY((char *)producedDate, (const char *)ssl->ocspProducedDate, producedDate_space);
- *producedDateFormat = ssl->ocspProducedDateFormat;
- return 0;
- }
- int wolfSSL_get_ocsp_producedDate_tm(WOLFSSL *ssl, struct tm *produced_tm) {
- int idx = 0;
- if ((ssl->ocspProducedDateFormat != ASN_UTC_TIME) &&
- (ssl->ocspProducedDateFormat != ASN_GENERALIZED_TIME))
- return BAD_FUNC_ARG;
- if (produced_tm == NULL)
- return BAD_FUNC_ARG;
- if (ExtractDate(ssl->ocspProducedDate,
- (unsigned char)ssl->ocspProducedDateFormat, produced_tm, &idx))
- return 0;
- else
- return ASN_PARSE_E;
- }
- #endif
- #if defined(WOLFSSL_NGINX) || defined(WOLFSSL_HAPROXY) || \
- defined(OPENSSL_EXTRA) || defined(OPENSSL_ALL)
- int wolfSSL_CTX_get_extra_chain_certs(WOLFSSL_CTX* ctx, WOLF_STACK_OF(X509)** chain)
- {
- word32 idx;
- word32 length;
- WOLFSSL_STACK* node;
- WOLFSSL_STACK* last = NULL;
- if (ctx == NULL || chain == NULL) {
- chain = NULL;
- return WOLFSSL_FAILURE;
- }
- if (ctx->x509Chain != NULL) {
- *chain = ctx->x509Chain;
- return WOLFSSL_SUCCESS;
- }
- /* If there are no chains then success! */
- *chain = NULL;
- if (ctx->certChain == NULL || ctx->certChain->length == 0) {
- return WOLFSSL_SUCCESS;
- }
- /* Create a new stack of WOLFSSL_X509 object from chain buffer. */
- for (idx = 0; idx < ctx->certChain->length; ) {
- node = (WOLFSSL_STACK*)XMALLOC(sizeof(WOLFSSL_STACK), NULL,
- DYNAMIC_TYPE_OPENSSL);
- if (node == NULL)
- return WOLFSSL_FAILURE;
- node->next = NULL;
- /* 3 byte length | X509 DER data */
- ato24(ctx->certChain->buffer + idx, &length);
- idx += 3;
- /* Create a new X509 from DER encoded data. */
- node->data.x509 = wolfSSL_X509_d2i(NULL, ctx->certChain->buffer + idx,
- length);
- if (node->data.x509 == NULL) {
- XFREE(node, NULL, DYNAMIC_TYPE_OPENSSL);
- /* Return as much of the chain as we created. */
- ctx->x509Chain = *chain;
- return WOLFSSL_FAILURE;
- }
- idx += length;
- /* Add object to the end of the stack. */
- if (last == NULL) {
- node->num = 1;
- *chain = node;
- }
- else {
- (*chain)->num++;
- last->next = node;
- }
- last = node;
- }
- ctx->x509Chain = *chain;
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_CTX_get_tlsext_status_cb(WOLFSSL_CTX* ctx, tlsextStatusCb* cb)
- {
- if (ctx == NULL || ctx->cm == NULL || cb == NULL)
- return WOLFSSL_FAILURE;
- #if !defined(NO_WOLFSSL_SERVER) && (defined(HAVE_CERTIFICATE_STATUS_REQUEST) \
- || defined(HAVE_CERTIFICATE_STATUS_REQUEST_V2))
- if (ctx->cm->ocsp_stapling == NULL)
- return WOLFSSL_FAILURE;
- *cb = ctx->cm->ocsp_stapling->statusCb;
- #else
- (void)cb;
- *cb = NULL;
- #endif
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_CTX_set_tlsext_status_cb(WOLFSSL_CTX* ctx, tlsextStatusCb cb)
- {
- if (ctx == NULL || ctx->cm == NULL)
- return WOLFSSL_FAILURE;
- #if !defined(NO_WOLFSSL_SERVER) && (defined(HAVE_CERTIFICATE_STATUS_REQUEST) \
- || defined(HAVE_CERTIFICATE_STATUS_REQUEST_V2))
- /* Ensure stapling is on for callback to be used. */
- wolfSSL_CTX_EnableOCSPStapling(ctx);
- if (ctx->cm->ocsp_stapling == NULL)
- return WOLFSSL_FAILURE;
- ctx->cm->ocsp_stapling->statusCb = cb;
- #else
- (void)cb;
- #endif
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_CTX_get0_chain_certs(WOLFSSL_CTX *ctx,
- WOLF_STACK_OF(WOLFSSL_X509) **sk)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_get0_chain_certs");
- if (ctx == NULL || sk == NULL) {
- WOLFSSL_MSG("Bad parameter");
- return WOLFSSL_FAILURE;
- }
- *sk = ctx->x509Chain;
- return WOLFSSL_SUCCESS;
- }
- #ifdef KEEP_OUR_CERT
- int wolfSSL_get0_chain_certs(WOLFSSL *ssl,
- WOLF_STACK_OF(WOLFSSL_X509) **sk)
- {
- WOLFSSL_ENTER("wolfSSL_get0_chain_certs");
- if (ssl == NULL || sk == NULL) {
- WOLFSSL_MSG("Bad parameter");
- return WOLFSSL_FAILURE;
- }
- *sk = ssl->ourCertChain;
- return WOLFSSL_SUCCESS;
- }
- #endif
- /**
- * Find the issuing cert of the input cert. On a self-signed cert this
- * function will return an error.
- * @param issuer The issuer x509 struct is returned here
- * @param cm The cert manager that is queried for the issuer
- * @param x This cert's issuer will be queried in cm
- * @return WOLFSSL_SUCCESS on success
- * WOLFSSL_FAILURE on error
- */
- static int x509GetIssuerFromCM(WOLFSSL_X509 **issuer, WOLFSSL_CERT_MANAGER* cm,
- WOLFSSL_X509 *x)
- {
- Signer* ca = NULL;
- #ifdef WOLFSSL_SMALL_STACK
- DecodedCert* cert = NULL;
- #else
- DecodedCert cert[1];
- #endif
- if (cm == NULL || x == NULL || x->derCert == NULL) {
- WOLFSSL_MSG("No cert DER buffer or NULL cm. Defining "
- "WOLFSSL_SIGNER_DER_CERT could solve the issue");
- return WOLFSSL_FAILURE;
- }
- #ifdef WOLFSSL_SMALL_STACK
- cert = (DecodedCert*)XMALLOC(sizeof(DecodedCert), NULL, DYNAMIC_TYPE_DCERT);
- if (cert == NULL)
- return WOLFSSL_FAILURE;
- #endif
- /* Use existing CA retrieval APIs that use DecodedCert. */
- InitDecodedCert(cert, x->derCert->buffer, x->derCert->length, NULL);
- if (ParseCertRelative(cert, CERT_TYPE, 0, NULL) == 0
- && !cert->selfSigned) {
- #ifndef NO_SKID
- if (cert->extAuthKeyIdSet)
- ca = GetCA(cm, cert->extAuthKeyId);
- if (ca == NULL)
- ca = GetCAByName(cm, cert->issuerHash);
- #else /* NO_SKID */
- ca = GetCA(cm, cert->issuerHash);
- #endif /* NO SKID */
- }
- FreeDecodedCert(cert);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, NULL, DYNAMIC_TYPE_DCERT);
- #endif
- if (ca == NULL)
- return WOLFSSL_FAILURE;
- #ifdef WOLFSSL_SIGNER_DER_CERT
- /* populate issuer with Signer DER */
- if (wolfSSL_X509_d2i(issuer, ca->derCert->buffer,
- ca->derCert->length) == NULL)
- return WOLFSSL_FAILURE;
- #else
- /* Create an empty certificate as CA doesn't have a certificate. */
- *issuer = (WOLFSSL_X509 *)XMALLOC(sizeof(WOLFSSL_X509), 0,
- DYNAMIC_TYPE_OPENSSL);
- if (*issuer == NULL)
- return WOLFSSL_FAILURE;
- InitX509((*issuer), 1, NULL);
- #endif
- return WOLFSSL_SUCCESS;
- }
- void wolfSSL_X509_email_free(WOLF_STACK_OF(WOLFSSL_STRING) *sk)
- {
- WOLFSSL_STACK *curr;
- while (sk != NULL) {
- curr = sk;
- sk = sk->next;
- XFREE(curr, NULL, DYNAMIC_TYPE_OPENSSL);
- }
- }
- WOLF_STACK_OF(WOLFSSL_STRING) *wolfSSL_X509_get1_ocsp(WOLFSSL_X509 *x)
- {
- WOLFSSL_STACK* list = NULL;
- char* url;
- if (x == NULL || x->authInfoSz == 0)
- return NULL;
- list = (WOLFSSL_STACK*)XMALLOC(sizeof(WOLFSSL_STACK) + x->authInfoSz + 1,
- NULL, DYNAMIC_TYPE_OPENSSL);
- if (list == NULL)
- return NULL;
- url = (char*)list;
- url += sizeof(WOLFSSL_STACK);
- XMEMCPY(url, x->authInfo, x->authInfoSz);
- url[x->authInfoSz] = '\0';
- list->data.string = url;
- list->next = NULL;
- return list;
- }
- int wolfSSL_X509_check_issued(WOLFSSL_X509 *issuer, WOLFSSL_X509 *subject)
- {
- WOLFSSL_X509_NAME *issuerName = wolfSSL_X509_get_issuer_name(subject);
- WOLFSSL_X509_NAME *subjectName = wolfSSL_X509_get_subject_name(issuer);
- if (issuerName == NULL || subjectName == NULL)
- return X509_V_ERR_SUBJECT_ISSUER_MISMATCH;
- /* Literal matching of encoded names and key ids. */
- if (issuerName->sz != subjectName->sz ||
- XMEMCMP(issuerName->name, subjectName->name, subjectName->sz) != 0) {
- return X509_V_ERR_SUBJECT_ISSUER_MISMATCH;
- }
- if (subject->authKeyId != NULL && issuer->subjKeyId != NULL) {
- if (subject->authKeyIdSz != issuer->subjKeyIdSz ||
- XMEMCMP(subject->authKeyId, issuer->subjKeyId,
- issuer->subjKeyIdSz) != 0) {
- return X509_V_ERR_SUBJECT_ISSUER_MISMATCH;
- }
- }
- return X509_V_OK;
- }
- WOLF_STACK_OF(WOLFSSL_STRING)* wolfSSL_sk_WOLFSSL_STRING_new(void)
- {
- WOLF_STACK_OF(WOLFSSL_STRING)* ret = wolfSSL_sk_new_node(NULL);
- if (ret) {
- ret->type = STACK_TYPE_STRING;
- }
- return ret;
- }
- void wolfSSL_sk_WOLFSSL_STRING_free(WOLF_STACK_OF(WOLFSSL_STRING)* sk)
- {
- WOLFSSL_STACK* tmp;
- WOLFSSL_ENTER("wolfSSL_sk_WOLFSSL_STRING_free");
- if (sk == NULL)
- return;
- /* parse through stack freeing each node */
- while (sk) {
- tmp = sk->next;
- XFREE(sk->data.string, NULL, DYNAMIC_TYPE_OPENSSL);
- XFREE(sk, NULL, DYNAMIC_TYPE_OPENSSL);
- sk = tmp;
- }
- }
- WOLFSSL_STRING wolfSSL_sk_WOLFSSL_STRING_value(WOLF_STACK_OF(WOLFSSL_STRING)* strings,
- int idx)
- {
- for (; idx > 0 && strings != NULL; idx--)
- strings = strings->next;
- if (strings == NULL)
- return NULL;
- return strings->data.string;
- }
- int wolfSSL_sk_WOLFSSL_STRING_num(WOLF_STACK_OF(WOLFSSL_STRING)* strings)
- {
- if (strings)
- return (int)strings->num;
- return 0;
- }
- #endif /* WOLFSSL_NGINX || WOLFSSL_HAPROXY || OPENSSL_EXTRA || OPENSSL_ALL */
- #if defined(OPENSSL_EXTRA) || defined(WOLFSSL_WPAS_SMALL)
- WOLFSSL_X509* wolfSSL_X509_dup(WOLFSSL_X509 *x)
- {
- WOLFSSL_ENTER("wolfSSL_X509_dup");
- if (x == NULL || x->derCert == NULL) {
- WOLFSSL_MSG("Error: NULL certificate passed in");
- return NULL;
- }
- return wolfSSL_X509_d2i(NULL, x->derCert->buffer, x->derCert->length);
- }
- #endif /* OPENSSL_EXTRA || WOLFSSL_WPAS_SMALL */
- #if defined(OPENSSL_ALL) || defined(WOLFSSL_NGINX) || \
- defined(WOLFSSL_HAPROXY) || defined(HAVE_LIGHTY)
- #ifdef HAVE_ALPN
- void wolfSSL_get0_alpn_selected(const WOLFSSL *ssl, const unsigned char **data,
- unsigned int *len)
- {
- word16 nameLen;
- if (ssl != NULL && data != NULL && len != NULL) {
- TLSX_ALPN_GetRequest(ssl->extensions, (void **)data, &nameLen);
- *len = nameLen;
- }
- }
- int wolfSSL_select_next_proto(unsigned char **out, unsigned char *outLen,
- const unsigned char *in, unsigned int inLen,
- const unsigned char *clientNames,
- unsigned int clientLen)
- {
- unsigned int i, j;
- byte lenIn, lenClient;
- if (out == NULL || outLen == NULL || in == NULL || clientNames == NULL)
- return OPENSSL_NPN_UNSUPPORTED;
- for (i = 0; i < inLen; i += lenIn) {
- lenIn = in[i++];
- for (j = 0; j < clientLen; j += lenClient) {
- lenClient = clientNames[j++];
- if (lenIn != lenClient)
- continue;
- if (XMEMCMP(in + i, clientNames + j, lenIn) == 0) {
- *out = (unsigned char *)(in + i);
- *outLen = lenIn;
- return OPENSSL_NPN_NEGOTIATED;
- }
- }
- }
- *out = (unsigned char *)clientNames + 1;
- *outLen = clientNames[0];
- return OPENSSL_NPN_NO_OVERLAP;
- }
- void wolfSSL_CTX_set_alpn_select_cb(WOLFSSL_CTX *ctx,
- int (*cb) (WOLFSSL *ssl,
- const unsigned char **out,
- unsigned char *outlen,
- const unsigned char *in,
- unsigned int inlen,
- void *arg), void *arg)
- {
- if (ctx != NULL) {
- ctx->alpnSelect = cb;
- ctx->alpnSelectArg = arg;
- }
- }
- void wolfSSL_CTX_set_next_protos_advertised_cb(WOLFSSL_CTX *s,
- int (*cb) (WOLFSSL *ssl,
- const unsigned char
- **out,
- unsigned int *outlen,
- void *arg), void *arg)
- {
- (void)s;
- (void)cb;
- (void)arg;
- WOLFSSL_STUB("wolfSSL_CTX_set_next_protos_advertised_cb");
- }
- void wolfSSL_CTX_set_next_proto_select_cb(WOLFSSL_CTX *s,
- int (*cb) (WOLFSSL *ssl,
- unsigned char **out,
- unsigned char *outlen,
- const unsigned char *in,
- unsigned int inlen,
- void *arg), void *arg)
- {
- (void)s;
- (void)cb;
- (void)arg;
- WOLFSSL_STUB("wolfSSL_CTX_set_next_proto_select_cb");
- }
- void wolfSSL_get0_next_proto_negotiated(const WOLFSSL *s, const unsigned char **data,
- unsigned *len)
- {
- (void)s;
- (void)data;
- (void)len;
- WOLFSSL_STUB("wolfSSL_get0_next_proto_negotiated");
- }
- #endif /* HAVE_ALPN */
- #endif /* WOLFSSL_NGINX / WOLFSSL_HAPROXY */
- #if defined(OPENSSL_EXTRA) && defined(HAVE_ECC)
- int wolfSSL_CTX_set1_curves_list(WOLFSSL_CTX* ctx, const char* names)
- {
- int idx, start = 0, len;
- word16 curve;
- char name[MAX_CURVE_NAME_SZ];
- if (ctx == NULL || names == NULL) {
- WOLFSSL_MSG("ctx or names was NULL");
- return WOLFSSL_FAILURE;
- }
- /* Disable all curves so that only the ones the user wants are enabled. */
- ctx->disabledCurves = 0xFFFFFFFFUL;
- for (idx = 1; names[idx-1] != '\0'; idx++) {
- if (names[idx] != ':' && names[idx] != '\0')
- continue;
- len = idx - start;
- if (len > MAX_CURVE_NAME_SZ - 1)
- return WOLFSSL_FAILURE;
- XMEMCPY(name, names + start, len);
- name[len] = 0;
- if ((XSTRNCMP(name, "prime256v1", len) == 0) ||
- (XSTRNCMP(name, "secp256r1", len) == 0) ||
- (XSTRNCMP(name, "P-256", len) == 0)) {
- curve = WOLFSSL_ECC_SECP256R1;
- }
- else if ((XSTRNCMP(name, "secp384r1", len) == 0) ||
- (XSTRNCMP(name, "P-384", len) == 0)) {
- curve = WOLFSSL_ECC_SECP384R1;
- }
- else if ((XSTRNCMP(name, "secp521r1", len) == 0) ||
- (XSTRNCMP(name, "P-521", len) == 0)) {
- curve = WOLFSSL_ECC_SECP521R1;
- }
- else if (XSTRNCMP(name, "X25519", len) == 0) {
- curve = WOLFSSL_ECC_X25519;
- }
- else if (XSTRNCMP(name, "X448", len) == 0) {
- curve = WOLFSSL_ECC_X448;
- }
- else {
- #if !defined(HAVE_FIPS) && !defined(HAVE_SELFTEST)
- int ret;
- const ecc_set_type *eccSet;
- ret = wc_ecc_get_curve_idx_from_name(name);
- if (ret < 0) {
- WOLFSSL_MSG("Could not find name in set");
- return WOLFSSL_FAILURE;
- }
- eccSet = wc_ecc_get_curve_params(ret);
- if (eccSet == NULL) {
- WOLFSSL_MSG("NULL set returned");
- return WOLFSSL_FAILURE;
- }
- curve = GetCurveByOID(eccSet->oidSum);
- #else
- WOLFSSL_MSG("API not present to search farther using name");
- return WOLFSSL_FAILURE;
- #endif
- }
- if (curve >= (sizeof(word32) * WOLFSSL_BIT_SIZE)) {
- /* shift left more than size of ctx->disabledCurves causes static
- * analysis report */
- WOLFSSL_MSG("curve value is too large for upcoming shift");
- return WOLFSSL_FAILURE;
- }
- #if defined(HAVE_SUPPORTED_CURVES) && !defined(NO_WOLFSSL_CLIENT)
- /* set the supported curve so client TLS extension contains only the
- * desired curves */
- if (wolfSSL_CTX_UseSupportedCurve(ctx, curve) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Unable to set supported curve");
- return WOLFSSL_FAILURE;
- }
- #endif
- /* Switch the bit to off and therefore is enabled. */
- ctx->disabledCurves &= ~(1U << curve);
- start = idx + 1;
- }
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_set1_curves_list(WOLFSSL* ssl, const char* names)
- {
- if (ssl == NULL) {
- return WOLFSSL_FAILURE;
- }
- return wolfSSL_CTX_set1_curves_list(ssl->ctx, names);
- }
- #endif /* OPENSSL_EXTRA && HAVE_ECC */
- #ifdef OPENSSL_EXTRA
- /* Sets a callback for when sending and receiving protocol messages.
- * This callback is copied to all WOLFSSL objects created from the ctx.
- *
- * ctx WOLFSSL_CTX structure to set callback in
- * cb callback to use
- *
- * return WOLFSSL_SUCCESS on success and SSL_FAILURE with error case
- */
- int wolfSSL_CTX_set_msg_callback(WOLFSSL_CTX *ctx, SSL_Msg_Cb cb)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_set_msg_callback");
- if (ctx == NULL) {
- WOLFSSL_MSG("Null ctx passed in");
- return WOLFSSL_FAILURE;
- }
- ctx->protoMsgCb = cb;
- return WOLFSSL_SUCCESS;
- }
- /* Sets a callback for when sending and receiving protocol messages.
- *
- * ssl WOLFSSL structure to set callback in
- * cb callback to use
- *
- * return WOLFSSL_SUCCESS on success and SSL_FAILURE with error case
- */
- int wolfSSL_set_msg_callback(WOLFSSL *ssl, SSL_Msg_Cb cb)
- {
- WOLFSSL_ENTER("wolfSSL_set_msg_callback");
- if (ssl == NULL) {
- return SSL_FAILURE;
- }
- if (cb != NULL) {
- ssl->toInfoOn = 1;
- }
- ssl->protoMsgCb = cb;
- return WOLFSSL_SUCCESS;
- }
- /* set the user argument to pass to the msg callback when called
- * return WOLFSSL_SUCCESS on success */
- int wolfSSL_CTX_set_msg_callback_arg(WOLFSSL_CTX *ctx, void* arg)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_set_msg_callback_arg");
- if (ctx == NULL) {
- WOLFSSL_MSG("Null WOLFSSL_CTX passed in");
- return WOLFSSL_FAILURE;
- }
- ctx->protoMsgCtx = arg;
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_set_msg_callback_arg(WOLFSSL *ssl, void* arg)
- {
- WOLFSSL_ENTER("wolfSSL_set_msg_callback_arg");
- if (ssl == NULL)
- return WOLFSSL_FAILURE;
- ssl->protoMsgCtx = arg;
- return WOLFSSL_SUCCESS;
- }
- void *wolfSSL_OPENSSL_memdup(const void *data, size_t siz, const char* file, int line)
- {
- void *ret;
- (void)file;
- (void)line;
- if (data == NULL || siz >= INT_MAX)
- return NULL;
- ret = OPENSSL_malloc(siz);
- if (ret == NULL) {
- return NULL;
- }
- return XMEMCPY(ret, data, siz);
- }
- void wolfSSL_OPENSSL_cleanse(void *ptr, size_t len)
- {
- if (ptr)
- ForceZero(ptr, (word32)len);
- }
- int wolfSSL_CTX_set_alpn_protos(WOLFSSL_CTX *ctx, const unsigned char *p,
- unsigned int p_len)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_set_alpn_protos");
- if (ctx == NULL)
- return BAD_FUNC_ARG;
- if (ctx->alpn_cli_protos != NULL) {
- XFREE((void*)ctx->alpn_cli_protos, ctx->heap, DYNAMIC_TYPE_OPENSSL);
- }
- ctx->alpn_cli_protos = (const unsigned char*)XMALLOC(p_len,
- ctx->heap, DYNAMIC_TYPE_OPENSSL);
- if (ctx->alpn_cli_protos == NULL) {
- #if defined(WOLFSSL_ERROR_CODE_OPENSSL)
- /* 0 on success in OpenSSL, non-0 on failure in OpenSSL
- * the function reverses the return value convention.
- */
- return 1;
- #else
- return WOLFSSL_FAILURE;
- #endif
- }
- XMEMCPY((void*)ctx->alpn_cli_protos, p, p_len);
- ctx->alpn_cli_protos_len = p_len;
- #if defined(WOLFSSL_ERROR_CODE_OPENSSL)
- /* 0 on success in OpenSSL, non-0 on failure in OpenSSL
- * the function reverses the return value convention.
- */
- return 0;
- #else
- return WOLFSSL_SUCCESS;
- #endif
- }
- #ifdef HAVE_ALPN
- #ifndef NO_BIO
- /* Sets the ALPN extension protos
- *
- * example format is
- * unsigned char p[] = {
- * 8, 'h', 't', 't', 'p', '/', '1', '.', '1'
- * };
- *
- * returns WOLFSSL_SUCCESS on success */
- int wolfSSL_set_alpn_protos(WOLFSSL* ssl,
- const unsigned char* p, unsigned int p_len)
- {
- WOLFSSL_BIO* bio;
- char* pt;
- unsigned int sz;
- unsigned int idx = 0;
- int alpn_opt = WOLFSSL_ALPN_CONTINUE_ON_MISMATCH;
- WOLFSSL_ENTER("wolfSSL_set_alpn_protos");
- if (ssl == NULL || p_len <= 1) {
- #if defined(WOLFSSL_ERROR_CODE_OPENSSL)
- /* 0 on success in OpenSSL, non-0 on failure in OpenSSL
- * the function reverses the return value convention.
- */
- return 1;
- #else
- return WOLFSSL_FAILURE;
- #endif
- }
- bio = wolfSSL_BIO_new(wolfSSL_BIO_s_mem());
- if (bio == NULL) {
- #if defined(WOLFSSL_ERROR_CODE_OPENSSL)
- /* 0 on success in OpenSSL, non-0 on failure in OpenSSL
- * the function reverses the return value convention.
- */
- return 1;
- #else
- return WOLFSSL_FAILURE;
- #endif
- }
- /* convert into comma separated list */
- while (idx < p_len - 1) {
- unsigned int i;
- sz = p[idx++];
- if (idx + sz > p_len) {
- WOLFSSL_MSG("Bad list format");
- wolfSSL_BIO_free(bio);
- #if defined(WOLFSSL_ERROR_CODE_OPENSSL)
- /* 0 on success in OpenSSL, non-0 on failure in OpenSSL
- * the function reverses the return value convention.
- */
- return 1;
- #else
- return WOLFSSL_FAILURE;
- #endif
- }
- if (sz > 0) {
- for (i = 0; i < sz; i++) {
- wolfSSL_BIO_write(bio, &p[idx++], 1);
- }
- if (idx < p_len - 1)
- wolfSSL_BIO_write(bio, ",", 1);
- }
- }
- wolfSSL_BIO_write(bio, "\0", 1);
- /* clears out all current ALPN extensions set */
- TLSX_Remove(&ssl->extensions, TLSX_APPLICATION_LAYER_PROTOCOL, ssl->heap);
- if ((sz = wolfSSL_BIO_get_mem_data(bio, &pt)) > 0) {
- wolfSSL_UseALPN(ssl, pt, sz, alpn_opt);
- }
- wolfSSL_BIO_free(bio);
- #if defined(WOLFSSL_ERROR_CODE_OPENSSL)
- /* 0 on success in OpenSSL, non-0 on failure in OpenSSL
- * the function reverses the return value convention.
- */
- return 0;
- #else
- return WOLFSSL_SUCCESS;
- #endif
- }
- #endif /* !NO_BIO */
- #endif /* HAVE_ALPN */
- #endif /* OPENSSL_EXTRA */
- #if defined(OPENSSL_EXTRA)
- #ifndef NO_BIO
- #define WOLFSSL_BIO_INCLUDED
- #include "src/bio.c"
- #endif
- word32 nid2oid(int nid, int grp)
- {
- /* get OID type */
- switch (grp) {
- /* oidHashType */
- case oidHashType:
- switch (nid) {
- #ifdef WOLFSSL_MD2
- case NID_md2:
- return MD2h;
- #endif
- #ifndef NO_MD5
- case NID_md5:
- return MD5h;
- #endif
- #ifndef NO_SHA
- case NID_sha1:
- return SHAh;
- #endif
- case NID_sha224:
- return SHA224h;
- #ifndef NO_SHA256
- case NID_sha256:
- return SHA256h;
- #endif
- #ifdef WOLFSSL_SHA384
- case NID_sha384:
- return SHA384h;
- #endif
- #ifdef WOLFSSL_SHA512
- case NID_sha512:
- return SHA512h;
- #endif
- }
- break;
- /* oidSigType */
- case oidSigType:
- switch (nid) {
- #ifndef NO_DSA
- case NID_dsaWithSHA1:
- return CTC_SHAwDSA;
- case NID_dsa_with_SHA256:
- return CTC_SHA256wDSA;
- #endif /* NO_DSA */
- #ifndef NO_RSA
- case NID_md2WithRSAEncryption:
- return CTC_MD2wRSA;
- case NID_md5WithRSAEncryption:
- return CTC_MD5wRSA;
- case NID_sha1WithRSAEncryption:
- return CTC_SHAwRSA;
- case NID_sha224WithRSAEncryption:
- return CTC_SHA224wRSA;
- case NID_sha256WithRSAEncryption:
- return CTC_SHA256wRSA;
- case NID_sha384WithRSAEncryption:
- return CTC_SHA384wRSA;
- case NID_sha512WithRSAEncryption:
- return CTC_SHA512wRSA;
- #ifdef WOLFSSL_SHA3
- case NID_RSA_SHA3_224:
- return CTC_SHA3_224wRSA;
- case NID_RSA_SHA3_256:
- return CTC_SHA3_256wRSA;
- case NID_RSA_SHA3_384:
- return CTC_SHA3_384wRSA;
- case NID_RSA_SHA3_512:
- return CTC_SHA3_512wRSA;
- #endif
- #endif /* NO_RSA */
- #ifdef HAVE_ECC
- case NID_ecdsa_with_SHA1:
- return CTC_SHAwECDSA;
- case NID_ecdsa_with_SHA224:
- return CTC_SHA224wECDSA;
- case NID_ecdsa_with_SHA256:
- return CTC_SHA256wECDSA;
- case NID_ecdsa_with_SHA384:
- return CTC_SHA384wECDSA;
- case NID_ecdsa_with_SHA512:
- return CTC_SHA512wECDSA;
- #ifdef WOLFSSL_SHA3
- case NID_ecdsa_with_SHA3_224:
- return CTC_SHA3_224wECDSA;
- case NID_ecdsa_with_SHA3_256:
- return CTC_SHA3_256wECDSA;
- case NID_ecdsa_with_SHA3_384:
- return CTC_SHA3_384wECDSA;
- case NID_ecdsa_with_SHA3_512:
- return CTC_SHA3_512wECDSA;
- #endif
- #endif /* HAVE_ECC */
- }
- break;
- /* oidKeyType */
- case oidKeyType:
- switch (nid) {
- #ifndef NO_DSA
- case NID_dsa:
- return DSAk;
- #endif /* NO_DSA */
- #ifndef NO_RSA
- case NID_rsaEncryption:
- return RSAk;
- #endif /* NO_RSA */
- #ifdef HAVE_ECC
- case NID_X9_62_id_ecPublicKey:
- return ECDSAk;
- #endif /* HAVE_ECC */
- }
- break;
- #ifdef HAVE_ECC
- case oidCurveType:
- switch (nid) {
- case NID_X9_62_prime192v1:
- return ECC_SECP192R1_OID;
- case NID_X9_62_prime192v2:
- return ECC_PRIME192V2_OID;
- case NID_X9_62_prime192v3:
- return ECC_PRIME192V3_OID;
- case NID_X9_62_prime239v1:
- return ECC_PRIME239V1_OID;
- case NID_X9_62_prime239v2:
- return ECC_PRIME239V2_OID;
- case NID_X9_62_prime239v3:
- return ECC_PRIME239V3_OID;
- case NID_X9_62_prime256v1:
- return ECC_SECP256R1_OID;
- case NID_secp112r1:
- return ECC_SECP112R1_OID;
- case NID_secp112r2:
- return ECC_SECP112R2_OID;
- case NID_secp128r1:
- return ECC_SECP128R1_OID;
- case NID_secp128r2:
- return ECC_SECP128R2_OID;
- case NID_secp160r1:
- return ECC_SECP160R1_OID;
- case NID_secp160r2:
- return ECC_SECP160R2_OID;
- case NID_secp224r1:
- return ECC_SECP224R1_OID;
- case NID_secp384r1:
- return ECC_SECP384R1_OID;
- case NID_secp521r1:
- return ECC_SECP521R1_OID;
- case NID_secp160k1:
- return ECC_SECP160K1_OID;
- case NID_secp192k1:
- return ECC_SECP192K1_OID;
- case NID_secp224k1:
- return ECC_SECP224K1_OID;
- case NID_secp256k1:
- return ECC_SECP256K1_OID;
- case NID_brainpoolP160r1:
- return ECC_BRAINPOOLP160R1_OID;
- case NID_brainpoolP192r1:
- return ECC_BRAINPOOLP192R1_OID;
- case NID_brainpoolP224r1:
- return ECC_BRAINPOOLP224R1_OID;
- case NID_brainpoolP256r1:
- return ECC_BRAINPOOLP256R1_OID;
- case NID_brainpoolP320r1:
- return ECC_BRAINPOOLP320R1_OID;
- case NID_brainpoolP384r1:
- return ECC_BRAINPOOLP384R1_OID;
- case NID_brainpoolP512r1:
- return ECC_BRAINPOOLP512R1_OID;
- }
- break;
- #endif /* HAVE_ECC */
- /* oidBlkType */
- case oidBlkType:
- switch (nid) {
- #ifdef WOLFSSL_AES_128
- case AES128CBCb:
- return AES128CBCb;
- #endif
- #ifdef WOLFSSL_AES_192
- case AES192CBCb:
- return AES192CBCb;
- #endif
- #ifdef WOLFSSL_AES_256
- case AES256CBCb:
- return AES256CBCb;
- #endif
- #ifndef NO_DES3
- case NID_des:
- return DESb;
- case NID_des3:
- return DES3b;
- #endif
- }
- break;
- #ifdef HAVE_OCSP
- case oidOcspType:
- switch (nid) {
- case NID_id_pkix_OCSP_basic:
- return OCSP_BASIC_OID;
- case OCSP_NONCE_OID:
- return OCSP_NONCE_OID;
- }
- break;
- #endif /* HAVE_OCSP */
- /* oidCertExtType */
- case oidCertExtType:
- switch (nid) {
- case NID_basic_constraints:
- return BASIC_CA_OID;
- case NID_subject_alt_name:
- return ALT_NAMES_OID;
- case NID_crl_distribution_points:
- return CRL_DIST_OID;
- case NID_info_access:
- return AUTH_INFO_OID;
- case NID_authority_key_identifier:
- return AUTH_KEY_OID;
- case NID_subject_key_identifier:
- return SUBJ_KEY_OID;
- case NID_inhibit_any_policy:
- return INHIBIT_ANY_OID;
- case NID_key_usage:
- return KEY_USAGE_OID;
- case NID_name_constraints:
- return NAME_CONS_OID;
- case NID_certificate_policies:
- return CERT_POLICY_OID;
- case NID_ext_key_usage:
- return EXT_KEY_USAGE_OID;
- }
- break;
- /* oidCertAuthInfoType */
- case oidCertAuthInfoType:
- switch (nid) {
- case NID_ad_OCSP:
- return AIA_OCSP_OID;
- case NID_ad_ca_issuers:
- return AIA_CA_ISSUER_OID;
- }
- break;
- /* oidCertPolicyType */
- case oidCertPolicyType:
- switch (nid) {
- case NID_any_policy:
- return CP_ANY_OID;
- }
- break;
- /* oidCertAltNameType */
- case oidCertAltNameType:
- switch (nid) {
- case NID_hw_name_oid:
- return HW_NAME_OID;
- }
- break;
- /* oidCertKeyUseType */
- case oidCertKeyUseType:
- switch (nid) {
- case NID_anyExtendedKeyUsage:
- return EKU_ANY_OID;
- case EKU_SERVER_AUTH_OID:
- return EKU_SERVER_AUTH_OID;
- case EKU_CLIENT_AUTH_OID:
- return EKU_CLIENT_AUTH_OID;
- case EKU_OCSP_SIGN_OID:
- return EKU_OCSP_SIGN_OID;
- }
- break;
- /* oidKdfType */
- case oidKdfType:
- switch (nid) {
- case PBKDF2_OID:
- return PBKDF2_OID;
- }
- break;
- /* oidPBEType */
- case oidPBEType:
- switch (nid) {
- case PBE_SHA1_RC4_128:
- return PBE_SHA1_RC4_128;
- case PBE_SHA1_DES:
- return PBE_SHA1_DES;
- case PBE_SHA1_DES3:
- return PBE_SHA1_DES3;
- }
- break;
- /* oidKeyWrapType */
- case oidKeyWrapType:
- switch (nid) {
- #ifdef WOLFSSL_AES_128
- case AES128_WRAP:
- return AES128_WRAP;
- #endif
- #ifdef WOLFSSL_AES_192
- case AES192_WRAP:
- return AES192_WRAP;
- #endif
- #ifdef WOLFSSL_AES_256
- case AES256_WRAP:
- return AES256_WRAP;
- #endif
- }
- break;
- /* oidCmsKeyAgreeType */
- case oidCmsKeyAgreeType:
- switch (nid) {
- #ifndef NO_SHA
- case dhSinglePass_stdDH_sha1kdf_scheme:
- return dhSinglePass_stdDH_sha1kdf_scheme;
- #endif
- #ifdef WOLFSSL_SHA224
- case dhSinglePass_stdDH_sha224kdf_scheme:
- return dhSinglePass_stdDH_sha224kdf_scheme;
- #endif
- #ifndef NO_SHA256
- case dhSinglePass_stdDH_sha256kdf_scheme:
- return dhSinglePass_stdDH_sha256kdf_scheme;
- #endif
- #ifdef WOLFSSL_SHA384
- case dhSinglePass_stdDH_sha384kdf_scheme:
- return dhSinglePass_stdDH_sha384kdf_scheme;
- #endif
- #ifdef WOLFSSL_SHA512
- case dhSinglePass_stdDH_sha512kdf_scheme:
- return dhSinglePass_stdDH_sha512kdf_scheme;
- #endif
- }
- break;
- default:
- WOLFSSL_MSG("NID not in table");
- /* MSVC warns without the cast */
- return (word32)-1;
- }
- /* MSVC warns without the cast */
- return (word32)-1;
- }
- int oid2nid(word32 oid, int grp)
- {
- size_t i;
- /* get OID type */
- switch (grp) {
- /* oidHashType */
- case oidHashType:
- switch (oid) {
- #ifdef WOLFSSL_MD2
- case MD2h:
- return NID_md2;
- #endif
- #ifndef NO_MD5
- case MD5h:
- return NID_md5;
- #endif
- #ifndef NO_SHA
- case SHAh:
- return NID_sha1;
- #endif
- case SHA224h:
- return NID_sha224;
- #ifndef NO_SHA256
- case SHA256h:
- return NID_sha256;
- #endif
- #ifdef WOLFSSL_SHA384
- case SHA384h:
- return NID_sha384;
- #endif
- #ifdef WOLFSSL_SHA512
- case SHA512h:
- return NID_sha512;
- #endif
- }
- break;
- /* oidSigType */
- case oidSigType:
- switch (oid) {
- #ifndef NO_DSA
- case CTC_SHAwDSA:
- return NID_dsaWithSHA1;
- case CTC_SHA256wDSA:
- return NID_dsa_with_SHA256;
- #endif /* NO_DSA */
- #ifndef NO_RSA
- case CTC_MD2wRSA:
- return NID_md2WithRSAEncryption;
- case CTC_MD5wRSA:
- return NID_md5WithRSAEncryption;
- case CTC_SHAwRSA:
- return NID_sha1WithRSAEncryption;
- case CTC_SHA224wRSA:
- return NID_sha224WithRSAEncryption;
- case CTC_SHA256wRSA:
- return NID_sha256WithRSAEncryption;
- case CTC_SHA384wRSA:
- return NID_sha384WithRSAEncryption;
- case CTC_SHA512wRSA:
- return NID_sha512WithRSAEncryption;
- #ifdef WOLFSSL_SHA3
- case CTC_SHA3_224wRSA:
- return NID_RSA_SHA3_224;
- case CTC_SHA3_256wRSA:
- return NID_RSA_SHA3_256;
- case CTC_SHA3_384wRSA:
- return NID_RSA_SHA3_384;
- case CTC_SHA3_512wRSA:
- return NID_RSA_SHA3_512;
- #endif
- #endif /* NO_RSA */
- #ifdef HAVE_ECC
- case CTC_SHAwECDSA:
- return NID_ecdsa_with_SHA1;
- case CTC_SHA224wECDSA:
- return NID_ecdsa_with_SHA224;
- case CTC_SHA256wECDSA:
- return NID_ecdsa_with_SHA256;
- case CTC_SHA384wECDSA:
- return NID_ecdsa_with_SHA384;
- case CTC_SHA512wECDSA:
- return NID_ecdsa_with_SHA512;
- #ifdef WOLFSSL_SHA3
- case CTC_SHA3_224wECDSA:
- return NID_ecdsa_with_SHA3_224;
- case CTC_SHA3_256wECDSA:
- return NID_ecdsa_with_SHA3_256;
- case CTC_SHA3_384wECDSA:
- return NID_ecdsa_with_SHA3_384;
- case CTC_SHA3_512wECDSA:
- return NID_ecdsa_with_SHA3_512;
- #endif
- #endif /* HAVE_ECC */
- }
- break;
- /* oidKeyType */
- case oidKeyType:
- switch (oid) {
- #ifndef NO_DSA
- case DSAk:
- return NID_dsa;
- #endif /* NO_DSA */
- #ifndef NO_RSA
- case RSAk:
- return NID_rsaEncryption;
- #endif /* NO_RSA */
- #ifdef HAVE_ECC
- case ECDSAk:
- return NID_X9_62_id_ecPublicKey;
- #endif /* HAVE_ECC */
- }
- break;
- #ifdef HAVE_ECC
- case oidCurveType:
- switch (oid) {
- case ECC_SECP192R1_OID:
- return NID_X9_62_prime192v1;
- case ECC_PRIME192V2_OID:
- return NID_X9_62_prime192v2;
- case ECC_PRIME192V3_OID:
- return NID_X9_62_prime192v3;
- case ECC_PRIME239V1_OID:
- return NID_X9_62_prime239v1;
- case ECC_PRIME239V2_OID:
- return NID_X9_62_prime239v2;
- case ECC_PRIME239V3_OID:
- return NID_X9_62_prime239v3;
- case ECC_SECP256R1_OID:
- return NID_X9_62_prime256v1;
- case ECC_SECP112R1_OID:
- return NID_secp112r1;
- case ECC_SECP112R2_OID:
- return NID_secp112r2;
- case ECC_SECP128R1_OID:
- return NID_secp128r1;
- case ECC_SECP128R2_OID:
- return NID_secp128r2;
- case ECC_SECP160R1_OID:
- return NID_secp160r1;
- case ECC_SECP160R2_OID:
- return NID_secp160r2;
- case ECC_SECP224R1_OID:
- return NID_secp224r1;
- case ECC_SECP384R1_OID:
- return NID_secp384r1;
- case ECC_SECP521R1_OID:
- return NID_secp521r1;
- case ECC_SECP160K1_OID:
- return NID_secp160k1;
- case ECC_SECP192K1_OID:
- return NID_secp192k1;
- case ECC_SECP224K1_OID:
- return NID_secp224k1;
- case ECC_SECP256K1_OID:
- return NID_secp256k1;
- case ECC_BRAINPOOLP160R1_OID:
- return NID_brainpoolP160r1;
- case ECC_BRAINPOOLP192R1_OID:
- return NID_brainpoolP192r1;
- case ECC_BRAINPOOLP224R1_OID:
- return NID_brainpoolP224r1;
- case ECC_BRAINPOOLP256R1_OID:
- return NID_brainpoolP256r1;
- case ECC_BRAINPOOLP320R1_OID:
- return NID_brainpoolP320r1;
- case ECC_BRAINPOOLP384R1_OID:
- return NID_brainpoolP384r1;
- case ECC_BRAINPOOLP512R1_OID:
- return NID_brainpoolP512r1;
- }
- break;
- #endif /* HAVE_ECC */
- /* oidBlkType */
- case oidBlkType:
- switch (oid) {
- #ifdef WOLFSSL_AES_128
- case AES128CBCb:
- return AES128CBCb;
- #endif
- #ifdef WOLFSSL_AES_192
- case AES192CBCb:
- return AES192CBCb;
- #endif
- #ifdef WOLFSSL_AES_256
- case AES256CBCb:
- return AES256CBCb;
- #endif
- #ifndef NO_DES3
- case DESb:
- return NID_des;
- case DES3b:
- return NID_des3;
- #endif
- }
- break;
- #ifdef HAVE_OCSP
- case oidOcspType:
- switch (oid) {
- case OCSP_BASIC_OID:
- return NID_id_pkix_OCSP_basic;
- case OCSP_NONCE_OID:
- return OCSP_NONCE_OID;
- }
- break;
- #endif /* HAVE_OCSP */
- /* oidCertExtType */
- case oidCertExtType:
- switch (oid) {
- case BASIC_CA_OID:
- return NID_basic_constraints;
- case ALT_NAMES_OID:
- return NID_subject_alt_name;
- case CRL_DIST_OID:
- return NID_crl_distribution_points;
- case AUTH_INFO_OID:
- return NID_info_access;
- case AUTH_KEY_OID:
- return NID_authority_key_identifier;
- case SUBJ_KEY_OID:
- return NID_subject_key_identifier;
- case INHIBIT_ANY_OID:
- return NID_inhibit_any_policy;
- case KEY_USAGE_OID:
- return NID_key_usage;
- case NAME_CONS_OID:
- return NID_name_constraints;
- case CERT_POLICY_OID:
- return NID_certificate_policies;
- case EXT_KEY_USAGE_OID:
- return NID_ext_key_usage;
- }
- break;
- /* oidCertAuthInfoType */
- case oidCertAuthInfoType:
- switch (oid) {
- case AIA_OCSP_OID:
- return NID_ad_OCSP;
- case AIA_CA_ISSUER_OID:
- return NID_ad_ca_issuers;
- }
- break;
- /* oidCertPolicyType */
- case oidCertPolicyType:
- switch (oid) {
- case CP_ANY_OID:
- return NID_any_policy;
- }
- break;
- /* oidCertAltNameType */
- case oidCertAltNameType:
- switch (oid) {
- case HW_NAME_OID:
- return NID_hw_name_oid;
- }
- break;
- /* oidCertKeyUseType */
- case oidCertKeyUseType:
- switch (oid) {
- case EKU_ANY_OID:
- return NID_anyExtendedKeyUsage;
- case EKU_SERVER_AUTH_OID:
- return EKU_SERVER_AUTH_OID;
- case EKU_CLIENT_AUTH_OID:
- return EKU_CLIENT_AUTH_OID;
- case EKU_OCSP_SIGN_OID:
- return EKU_OCSP_SIGN_OID;
- }
- break;
- /* oidKdfType */
- case oidKdfType:
- switch (oid) {
- case PBKDF2_OID:
- return PBKDF2_OID;
- }
- break;
- /* oidPBEType */
- case oidPBEType:
- switch (oid) {
- case PBE_SHA1_RC4_128:
- return PBE_SHA1_RC4_128;
- case PBE_SHA1_DES:
- return PBE_SHA1_DES;
- case PBE_SHA1_DES3:
- return PBE_SHA1_DES3;
- }
- break;
- /* oidKeyWrapType */
- case oidKeyWrapType:
- switch (oid) {
- #ifdef WOLFSSL_AES_128
- case AES128_WRAP:
- return AES128_WRAP;
- #endif
- #ifdef WOLFSSL_AES_192
- case AES192_WRAP:
- return AES192_WRAP;
- #endif
- #ifdef WOLFSSL_AES_256
- case AES256_WRAP:
- return AES256_WRAP;
- #endif
- }
- break;
- /* oidCmsKeyAgreeType */
- case oidCmsKeyAgreeType:
- switch (oid) {
- #ifndef NO_SHA
- case dhSinglePass_stdDH_sha1kdf_scheme:
- return dhSinglePass_stdDH_sha1kdf_scheme;
- #endif
- #ifdef WOLFSSL_SHA224
- case dhSinglePass_stdDH_sha224kdf_scheme:
- return dhSinglePass_stdDH_sha224kdf_scheme;
- #endif
- #ifndef NO_SHA256
- case dhSinglePass_stdDH_sha256kdf_scheme:
- return dhSinglePass_stdDH_sha256kdf_scheme;
- #endif
- #ifdef WOLFSSL_SHA384
- case dhSinglePass_stdDH_sha384kdf_scheme:
- return dhSinglePass_stdDH_sha384kdf_scheme;
- #endif
- #ifdef WOLFSSL_SHA512
- case dhSinglePass_stdDH_sha512kdf_scheme:
- return dhSinglePass_stdDH_sha512kdf_scheme;
- #endif
- }
- break;
- #ifdef WOLFSSL_CERT_REQ
- case oidCsrAttrType:
- switch (oid) {
- case PKCS9_CONTENT_TYPE_OID:
- return NID_pkcs9_contentType;
- case CHALLENGE_PASSWORD_OID:
- return NID_pkcs9_challengePassword;
- case SERIAL_NUMBER_OID:
- return NID_serialNumber;
- }
- break;
- #endif
- default:
- WOLFSSL_MSG("NID not in table");
- }
- /* If not found in above switch then try the table */
- for (i = 0; i < WOLFSSL_OBJECT_INFO_SZ; i++) {
- if (wolfssl_object_info[i].id == (int)oid) {
- return wolfssl_object_info[i].nid;
- }
- }
- return -1;
- }
- /* when calling SetIndividualInternal, mpi should be cleared by caller if no
- * longer used. ie mp_free(mpi). This is to free data when fastmath is
- * disabled since a copy of mpi is made by this function and placed into bn.
- */
- int SetIndividualInternal(WOLFSSL_BIGNUM* bn, mp_int* mpi)
- {
- WOLFSSL_MSG("Entering SetIndividualInternal");
- if (bn == NULL || bn->internal == NULL) {
- WOLFSSL_MSG("bn NULL error");
- return WOLFSSL_FATAL_ERROR;
- }
- if (mpi == NULL) {
- WOLFSSL_MSG("mpi NULL error");
- return WOLFSSL_FATAL_ERROR;
- }
- if (mp_copy((mp_int*)bn->internal, mpi) != MP_OKAY) {
- WOLFSSL_MSG("mp_copy error");
- return WOLFSSL_FATAL_ERROR;
- }
- return WOLFSSL_SUCCESS;
- }
- #ifndef NO_ASN
- WOLFSSL_BIGNUM *wolfSSL_ASN1_INTEGER_to_BN(const WOLFSSL_ASN1_INTEGER *ai,
- WOLFSSL_BIGNUM *bn)
- {
- mp_int mpi;
- word32 idx = 0;
- int ret;
- WOLFSSL_ENTER("wolfSSL_ASN1_INTEGER_to_BN");
- if (ai == NULL) {
- return NULL;
- }
- ret = GetInt(&mpi, ai->data, &idx, ai->dataMax);
- if (ret != 0) {
- #if defined(WOLFSSL_QT) || defined(WOLFSSL_HAPROXY)
- ret = mp_init(&mpi); /* must init mpi */
- if (ret != MP_OKAY) {
- return NULL;
- }
- /* Serial number in QT starts at index 0 of data */
- if (mp_read_unsigned_bin(&mpi, (byte*)ai->data, ai->length) != 0) {
- mp_clear(&mpi);
- return NULL;
- }
- #else
- /* expecting ASN1 format for INTEGER */
- WOLFSSL_LEAVE("wolfSSL_ASN1_INTEGER_to_BN", ret);
- return NULL;
- #endif
- }
- /* mp_clear needs called because mpi is copied and causes memory leak with
- * --disable-fastmath */
- ret = SetIndividualExternal(&bn, &mpi);
- mp_clear(&mpi);
- if (ret != WOLFSSL_SUCCESS) {
- return NULL;
- }
- return bn;
- }
- #endif /* !NO_ASN */
- #if !defined(NO_DSA) && !defined(NO_DH)
- WOLFSSL_DH *wolfSSL_DSA_dup_DH(const WOLFSSL_DSA *dsa)
- {
- WOLFSSL_DH* dh;
- DhKey* key;
- WOLFSSL_ENTER("wolfSSL_DSA_dup_DH");
- if (dsa == NULL) {
- return NULL;
- }
- dh = wolfSSL_DH_new();
- if (dh == NULL) {
- return NULL;
- }
- key = (DhKey*)dh->internal;
- if (dsa->p != NULL &&
- SetIndividualInternal(((WOLFSSL_DSA*)dsa)->p, &key->p) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("rsa p key error");
- wolfSSL_DH_free(dh);
- return NULL;
- }
- if (dsa->g != NULL &&
- SetIndividualInternal(((WOLFSSL_DSA*)dsa)->g, &key->g) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("rsa g key error");
- wolfSSL_DH_free(dh);
- return NULL;
- }
- if (SetIndividualExternal(&dh->p, &key->p) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("dsa p key error");
- wolfSSL_DH_free(dh);
- return NULL;
- }
- if (SetIndividualExternal(&dh->g, &key->g) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("dsa g key error");
- wolfSSL_DH_free(dh);
- return NULL;
- }
- return dh;
- }
- #endif /* !NO_DSA && !NO_DH */
- #ifndef NO_RSA
- #if !defined(HAVE_USER_RSA) && !defined(HAVE_FAST_RSA)
- /* Openssl -> WolfSSL */
- int SetRsaInternal(WOLFSSL_RSA* rsa)
- {
- RsaKey* key;
- WOLFSSL_MSG("Entering SetRsaInternal");
- if (rsa == NULL || rsa->internal == NULL) {
- WOLFSSL_MSG("rsa key NULL error");
- return WOLFSSL_FATAL_ERROR;
- }
- key = (RsaKey*)rsa->internal;
- if (rsa->n != NULL) {
- if (SetIndividualInternal(rsa->n, &key->n) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("rsa n key error");
- return WOLFSSL_FATAL_ERROR;
- }
- }
- if (rsa->e != NULL) {
- if (SetIndividualInternal(rsa->e, &key->e) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("rsa e key error");
- return WOLFSSL_FATAL_ERROR;
- }
- }
- /* public key */
- key->type = RSA_PUBLIC;
- if (rsa->d != NULL) {
- if (SetIndividualInternal(rsa->d, &key->d) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("rsa d key error");
- return WOLFSSL_FATAL_ERROR;
- }
- /* private key */
- key->type = RSA_PRIVATE;
- }
- if (rsa->p != NULL &&
- SetIndividualInternal(rsa->p, &key->p) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("rsa p key error");
- return WOLFSSL_FATAL_ERROR;
- }
- if (rsa->q != NULL &&
- SetIndividualInternal(rsa->q, &key->q) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("rsa q key error");
- return WOLFSSL_FATAL_ERROR;
- }
- #ifndef RSA_LOW_MEM
- if (rsa->dmp1 != NULL &&
- SetIndividualInternal(rsa->dmp1, &key->dP) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("rsa dP key error");
- return WOLFSSL_FATAL_ERROR;
- }
- if (rsa->dmq1 != NULL &&
- SetIndividualInternal(rsa->dmq1, &key->dQ) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("rsa dQ key error");
- return WOLFSSL_FATAL_ERROR;
- }
- if (rsa->iqmp != NULL &&
- SetIndividualInternal(rsa->iqmp, &key->u) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("rsa u key error");
- return WOLFSSL_FATAL_ERROR;
- }
- #endif /* !RSA_LOW_MEM */
- rsa->inSet = 1;
- return WOLFSSL_SUCCESS;
- }
- /* WOLFSSL_SUCCESS on ok */
- #ifndef NO_WOLFSSL_STUB
- int wolfSSL_RSA_blinding_on(WOLFSSL_RSA* rsa, WOLFSSL_BN_CTX* bn)
- {
- (void)rsa;
- (void)bn;
- WOLFSSL_STUB("RSA_blinding_on");
- WOLFSSL_MSG("wolfSSL_RSA_blinding_on");
- return WOLFSSL_SUCCESS; /* on by default */
- }
- #endif
- /* If not using old FIPS or CAVP selftest or not using fast or user RSA, able
- * to check RSA key. */
- #if !defined(WOLFSSL_RSA_PUBLIC_ONLY) && !defined(HAVE_FAST_RSA) && \
- !defined(HAVE_USER_RSA) && (!defined(HAVE_FIPS) || \
- (defined(HAVE_FIPS_VERSION) && (HAVE_FIPS_VERSION >= 2))) && \
- !defined(HAVE_SELFTEST) && !defined(HAVE_INTEL_QA) && \
- defined(WOLFSSL_KEY_GEN) && !defined(WOLFSSL_NO_RSA_KEY_CHECK)
- int wolfSSL_RSA_check_key(const WOLFSSL_RSA* rsa)
- {
- int ret = WOLFSSL_SUCCESS;
- WOLFSSL_ENTER("wolfSSL_RSA_check_key");
- if (rsa == NULL || rsa->internal == NULL) {
- ret = WOLFSSL_FAILURE;
- }
- if (ret == WOLFSSL_SUCCESS && wc_CheckRsaKey((RsaKey*)rsa->internal) != 0) {
- ret = WOLFSSL_FAILURE;
- }
- WOLFSSL_LEAVE("wolfSSL_RSA_check_key", ret);
- return ret;
- }
- #endif
- /* return compliant with OpenSSL
- * size of encrypted data if success , -1 if error
- */
- int wolfSSL_RSA_public_encrypt(int len, const unsigned char* fr,
- unsigned char* to, WOLFSSL_RSA* rsa, int padding)
- {
- int initTmpRng = 0;
- WC_RNG *rng = NULL;
- int outLen;
- int ret = 0;
- #ifdef WOLFSSL_SMALL_STACK
- WC_RNG* tmpRNG = NULL;
- #else
- WC_RNG _tmpRNG[1];
- WC_RNG* tmpRNG = _tmpRNG;
- #endif
- #if !defined(HAVE_FIPS) && !defined(HAVE_USER_RSA) && !defined(HAVE_FAST_RSA)
- int mgf = WC_MGF1NONE;
- enum wc_HashType hash = WC_HASH_TYPE_NONE;
- int pad_type;
- #endif
- WOLFSSL_ENTER("RSA_public_encrypt");
- #if !defined(HAVE_FIPS) && !defined(HAVE_USER_RSA) && !defined(HAVE_FAST_RSA)
- switch (padding) {
- case RSA_PKCS1_PADDING:
- pad_type = WC_RSA_PKCSV15_PAD;
- break;
- case RSA_PKCS1_OAEP_PADDING:
- pad_type = WC_RSA_OAEP_PAD;
- hash = WC_HASH_TYPE_SHA;
- mgf = WC_MGF1SHA1;
- break;
- case RSA_PKCS1_PSS_PADDING:
- pad_type = WC_RSA_PSS_PAD;
- hash = WC_HASH_TYPE_SHA256;
- mgf = WC_MGF1SHA256;
- break;
- case RSA_NO_PADDING:
- pad_type = WC_RSA_NO_PAD;
- break;
- default:
- WOLFSSL_MSG("RSA_public_encrypt unsupported padding");
- return WOLFSSL_FAILURE;
- }
- #endif
- if (rsa->inSet == 0) {
- if (SetRsaInternal(rsa) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("SetRsaInternal failed");
- return WOLFSSL_FAILURE;
- }
- }
- outLen = wolfSSL_RSA_size(rsa);
- if (outLen == 0) {
- WOLFSSL_MSG("Bad RSA size");
- }
- rng = WOLFSSL_RSA_GetRNG(rsa, (WC_RNG**)&tmpRNG, &initTmpRng);
- if (rng) {
- #if !defined(HAVE_FIPS) && !defined(HAVE_USER_RSA) && !defined(HAVE_FAST_RSA)
- ret = wc_RsaPublicEncrypt_ex(fr, len, to, outLen,
- (RsaKey*)rsa->internal, rng, pad_type,
- hash, mgf, NULL, 0);
- #else
- if (padding == RSA_PKCS1_PADDING) {
- ret = wc_RsaPublicEncrypt(fr, len, to, outLen,
- (RsaKey*)rsa->internal, rng);
- }
- else {
- WOLFSSL_MSG("RSA_public_encrypt pad type not supported in FIPS");
- ret = WOLFSSL_FAILURE;
- }
- #endif
- }
- if (initTmpRng)
- wc_FreeRng(tmpRNG);
- #ifdef WOLFSSL_SMALL_STACK
- if (tmpRNG)
- XFREE(tmpRNG, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- #endif
- WOLFSSL_LEAVE("RSA_public_encrypt", ret);
- if (ret <= 0) {
- ret = WOLFSSL_FAILURE;
- }
- return ret;
- }
- /* return compliant with OpenSSL
- * size of plain recovered data if success , -1 if error
- */
- int wolfSSL_RSA_private_decrypt(int len, const unsigned char* fr,
- unsigned char* to, WOLFSSL_RSA* rsa, int padding)
- {
- int outLen;
- int ret = 0;
- #if !defined(HAVE_FIPS) && !defined(HAVE_USER_RSA) && !defined(HAVE_FAST_RSA)
- int mgf = WC_MGF1NONE;
- enum wc_HashType hash = WC_HASH_TYPE_NONE;
- int pad_type;
- #endif
- WOLFSSL_ENTER("RSA_private_decrypt");
- #if !defined(HAVE_FIPS) && !defined(HAVE_USER_RSA) && !defined(HAVE_FAST_RSA)
- switch (padding) {
- case RSA_PKCS1_PADDING:
- pad_type = WC_RSA_PKCSV15_PAD;
- break;
- case RSA_PKCS1_OAEP_PADDING:
- pad_type = WC_RSA_OAEP_PAD;
- hash = WC_HASH_TYPE_SHA;
- mgf = WC_MGF1SHA1;
- break;
- case RSA_PKCS1_PSS_PADDING:
- pad_type = WC_RSA_PSS_PAD;
- hash = WC_HASH_TYPE_SHA256;
- mgf = WC_MGF1SHA256;
- break;
- case RSA_NO_PADDING:
- pad_type = WC_RSA_NO_PAD;
- break;
- default:
- WOLFSSL_MSG("RSA_private_decrypt unsupported padding");
- return WOLFSSL_FAILURE;
- }
- #endif
- if (rsa->inSet == 0) {
- if (SetRsaInternal(rsa) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("SetRsaInternal failed");
- return WOLFSSL_FAILURE;
- }
- }
- outLen = wolfSSL_RSA_size(rsa);
- if (outLen == 0) {
- WOLFSSL_MSG("Bad RSA size");
- }
- /* size of 'to' buffer must be size of RSA key */
- #if !defined(HAVE_FIPS) && !defined(HAVE_USER_RSA) && !defined(HAVE_FAST_RSA)
- ret = wc_RsaPrivateDecrypt_ex(fr, len, to, outLen,
- (RsaKey*)rsa->internal, pad_type,
- hash, mgf, NULL, 0);
- #else
- if (padding == RSA_PKCS1_PADDING) {
- ret = wc_RsaPrivateDecrypt(fr, len, to, outLen,
- (RsaKey*)rsa->internal);
- }
- else {
- WOLFSSL_MSG("RSA_private_decrypt pad type not supported in FIPS");
- ret = WOLFSSL_FAILURE;
- }
- #endif
- if (ret <= 0) {
- ret = WOLFSSL_FAILURE;
- }
- WOLFSSL_LEAVE("RSA_private_decrypt", ret);
- return ret;
- }
- int wolfSSL_RSA_public_decrypt(int flen, const unsigned char* from,
- unsigned char* to, WOLFSSL_RSA* rsa, int padding)
- {
- int ret = 0;
- #if !defined(HAVE_SELFTEST) && (!defined(HAVE_FIPS) || \
- (defined(HAVE_FIPS_VERSION) && HAVE_FIPS_VERSION > 2))
- int pad_type;
- #endif
- WOLFSSL_ENTER("RSA_public_decrypt");
- if (rsa == NULL || rsa->internal == NULL || from == NULL) {
- WOLFSSL_MSG("Bad function arguments");
- return WOLFSSL_FAILURE;
- }
- #if !defined(HAVE_SELFTEST) && (!defined(HAVE_FIPS) || \
- (defined(HAVE_FIPS_VERSION) && HAVE_FIPS_VERSION > 2))
- switch (padding) {
- case RSA_PKCS1_PADDING:
- pad_type = WC_RSA_PKCSV15_PAD;
- break;
- case RSA_PKCS1_OAEP_PADDING:
- pad_type = WC_RSA_OAEP_PAD;
- break;
- case RSA_PKCS1_PSS_PADDING:
- pad_type = WC_RSA_PSS_PAD;
- break;
- case RSA_NO_PADDING:
- pad_type = WC_RSA_NO_PAD;
- break;
- default:
- WOLFSSL_MSG("RSA_public_decrypt unsupported padding");
- return WOLFSSL_FAILURE;
- }
- #endif
- if (rsa->inSet == 0) {
- WOLFSSL_MSG("No RSA internal set, do it");
- if (SetRsaInternal(rsa) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("SetRsaInternal failed");
- return WOLFSSL_FAILURE;
- }
- }
- #if !defined(HAVE_SELFTEST) && (!defined(HAVE_FIPS) || \
- (defined(HAVE_FIPS_VERSION) && HAVE_FIPS_VERSION > 2))
- /* size of 'to' buffer must be size of RSA key */
- ret = wc_RsaSSL_Verify_ex(from, flen, to, wolfSSL_RSA_size(rsa),
- (RsaKey*)rsa->internal, pad_type);
- #else
- /* For FIPS v1/v2 only PKCSV15 padding is supported */
- if (padding == RSA_PKCS1_PADDING) {
- ret = wc_RsaSSL_Verify(from, flen, to, wolfSSL_RSA_size(rsa),
- (RsaKey*)rsa->internal);
- }
- else {
- WOLFSSL_MSG("RSA_public_decrypt pad type not supported in FIPS");
- ret = WOLFSSL_FAILURE;
- }
- #endif
- WOLFSSL_LEAVE("RSA_public_decrypt", ret);
- if (ret <= 0) {
- ret = WOLFSSL_FAILURE;
- }
- return ret;
- }
- /* RSA private encrypt calls wc_RsaSSL_Sign. Similar function set up as RSA
- * public decrypt.
- *
- * len Length of input buffer
- * in Input buffer to sign
- * out Output buffer (expected to be greater than or equal to RSA key size)
- * rsa Key to use for encryption
- * padding Type of RSA padding to use.
- */
- int wolfSSL_RSA_private_encrypt(int len, const unsigned char* in,
- unsigned char* out, WOLFSSL_RSA* rsa, int padding)
- {
- int sz = 0;
- WC_RNG* rng = NULL;
- #if !defined(WC_RSA_BLINDING) || defined(HAVE_USER_RSA)
- WC_RNG rng_lcl;
- #endif
- RsaKey* key;
- WOLFSSL_MSG("wolfSSL_RSA_private_encrypt");
- if (len < 0 || rsa == NULL || rsa->internal == NULL || in == NULL) {
- WOLFSSL_MSG("Bad function arguments");
- return 0;
- }
- if (
- #ifdef WC_RSA_PSS
- padding != RSA_PKCS1_PSS_PADDING &&
- #endif
- #ifdef WC_RSA_NO_PADDING
- padding != RSA_NO_PADDING &&
- #endif
- padding != RSA_PKCS1_PADDING) {
- WOLFSSL_MSG("wolfSSL_RSA_private_encrypt unsupported padding");
- return 0;
- }
- if (rsa->inSet == 0)
- {
- WOLFSSL_MSG("Setting internal RSA structure");
- if (SetRsaInternal(rsa) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("SetRsaInternal failed");
- return 0;
- }
- }
- key = (RsaKey*)rsa->internal;
- #if defined(WC_RSA_BLINDING) && !defined(HAVE_USER_RSA)
- rng = key->rng;
- #else
- rng = &rng_lcl;
- #ifndef HAVE_FIPS
- if (wc_InitRng_ex(rng, key->heap, INVALID_DEVID) != 0)
- #else
- if (wc_InitRng(rng) != 0)
- #endif
- {
- WOLFSSL_MSG("Error with random number");
- return SSL_FATAL_ERROR;
- }
- #endif
- /* size of output buffer must be size of RSA key */
- switch (padding) {
- case RSA_PKCS1_PADDING:
- sz = wc_RsaSSL_Sign(in, (word32)len, out, wolfSSL_RSA_size(rsa),
- key, rng);
- break;
- #ifdef WC_RSA_PSS
- case RSA_PKCS1_PSS_PADDING:
- sz = wc_RsaPSS_Sign(in, (word32)len, out, wolfSSL_RSA_size(rsa),
- WC_HASH_TYPE_NONE, WC_MGF1NONE, key, rng);
- break;
- #endif
- #ifdef WC_RSA_NO_PADDING
- case RSA_NO_PADDING:
- {
- word32 outLen = (word32)len;
- sz = wc_RsaFunction(in, (word32)len, out, &outLen,
- RSA_PRIVATE_ENCRYPT, key, rng);
- if (sz == 0)
- sz = (int)outLen;
- break;
- }
- #endif
- default:
- sz = BAD_FUNC_ARG;
- break;
- }
- #if !defined(WC_RSA_BLINDING) || defined(HAVE_USER_RSA)
- if (wc_FreeRng(rng) != 0) {
- WOLFSSL_MSG("Error freeing random number generator");
- return SSL_FATAL_ERROR;
- }
- #endif
- if (sz <= 0) {
- WOLFSSL_LEAVE("wolfSSL_RSA_private_encrypt", sz);
- return 0;
- }
- return sz;
- }
- #endif /* HAVE_USER_RSA */
- #endif
- /* frees all nodes in the current threads error queue
- *
- * id thread id. ERR_remove_state is depreciated and id is ignored. The
- * current threads queue will be free'd.
- */
- void wolfSSL_ERR_remove_state(unsigned long id)
- {
- WOLFSSL_ENTER("wolfSSL_ERR_remove_state");
- (void)id;
- if (wc_ERR_remove_state() != 0) {
- WOLFSSL_MSG("Error with removing the state");
- }
- }
- WOLFSSL_BN_CTX* wolfSSL_BN_CTX_new(void)
- {
- static int ctx; /* wolfcrypt doesn't now need ctx */
- WOLFSSL_MSG("wolfSSL_BN_CTX_new");
- return (WOLFSSL_BN_CTX*)&ctx;
- }
- void wolfSSL_BN_CTX_init(WOLFSSL_BN_CTX* ctx)
- {
- (void)ctx;
- WOLFSSL_MSG("wolfSSL_BN_CTX_init");
- }
- void wolfSSL_BN_CTX_free(WOLFSSL_BN_CTX* ctx)
- {
- (void)ctx;
- WOLFSSL_MSG("wolfSSL_BN_CTX_free");
- /* do free since static ctx that does nothing */
- }
- /* WOLFSSL_SUCCESS on ok */
- int wolfSSL_BN_sub(WOLFSSL_BIGNUM* r, const WOLFSSL_BIGNUM* a,
- const WOLFSSL_BIGNUM* b)
- {
- WOLFSSL_MSG("wolfSSL_BN_sub");
- if (r == NULL || a == NULL || b == NULL)
- return 0;
- if (mp_sub((mp_int*)a->internal,(mp_int*)b->internal,
- (mp_int*)r->internal) == MP_OKAY)
- return WOLFSSL_SUCCESS;
- WOLFSSL_MSG("wolfSSL_BN_sub mp_sub failed");
- return 0;
- }
- WOLFSSL_API int wolfSSL_BN_mul(WOLFSSL_BIGNUM *r, WOLFSSL_BIGNUM *a, WOLFSSL_BIGNUM *b,
- WOLFSSL_BN_CTX *ctx)
- {
- int ret = WOLFSSL_SUCCESS;
- (void)ctx;
- WOLFSSL_ENTER("wolfSSL_BN_mul");
- if (r == NULL || a == NULL || b == NULL || r->internal == NULL ||
- a->internal == NULL || b->internal == NULL) {
- ret = WOLFSSL_FAILURE;
- }
- if (ret == WOLFSSL_SUCCESS) {
- ret = mp_mul((mp_int*)a->internal, (mp_int*)b->internal,
- (mp_int*)r->internal);
- if (ret == MP_OKAY) {
- ret = WOLFSSL_SUCCESS;
- }
- else {
- ret = WOLFSSL_FAILURE;
- }
- }
- WOLFSSL_LEAVE("wolfSSL_BN_mul", ret);
- return ret;
- }
- int wolfSSL_BN_div(WOLFSSL_BIGNUM* dv, WOLFSSL_BIGNUM* rem,
- const WOLFSSL_BIGNUM* a, const WOLFSSL_BIGNUM* d,
- WOLFSSL_BN_CTX* ctx)
- {
- int ret = WOLFSSL_SUCCESS;
- (void)ctx;
- WOLFSSL_ENTER("wolfSSL_BN_div");
- if (dv == NULL || rem == NULL || a == NULL || d == NULL ||
- dv->internal == NULL || rem->internal == NULL || a->internal == NULL ||
- d->internal == NULL) {
- ret = WOLFSSL_FAILURE;
- }
- if (ret == WOLFSSL_SUCCESS) {
- ret = mp_div((mp_int*)a->internal, (mp_int*)d->internal,
- (mp_int*)dv->internal, (mp_int*)rem->internal);
- if (ret == MP_OKAY) {
- ret = WOLFSSL_SUCCESS;
- }
- else {
- ret = WOLFSSL_FAILURE;
- }
- }
- WOLFSSL_LEAVE("wolfSSL_BN_div", ret);
- return ret;
- }
- #ifdef WOLFSSL_KEY_GEN /* Needed to get mp_gcd. */
- int wolfSSL_BN_gcd(WOLFSSL_BIGNUM* r, WOLFSSL_BIGNUM* a, WOLFSSL_BIGNUM* b,
- WOLFSSL_BN_CTX* ctx)
- {
- int ret = WOLFSSL_SUCCESS;
- (void)ctx;
- WOLFSSL_ENTER("wolfSSL_BN_gcd");
- if (r == NULL || a == NULL || b == NULL || r->internal == NULL ||
- a->internal == NULL || b->internal == NULL) {
- ret = WOLFSSL_FAILURE;
- }
- if (ret == WOLFSSL_SUCCESS) {
- ret = mp_gcd((mp_int*)a->internal, (mp_int*)b->internal,
- (mp_int*)r->internal);
- if (ret == MP_OKAY) {
- ret = WOLFSSL_SUCCESS;
- }
- else {
- ret = WOLFSSL_FAILURE;
- }
- }
- WOLFSSL_LEAVE("wolfSSL_BN_gcd", ret);
- return ret;
- }
- #endif /* WOLFSSL_KEY_GEN */
- /* WOLFSSL_SUCCESS on ok */
- int wolfSSL_BN_mod(WOLFSSL_BIGNUM* r, const WOLFSSL_BIGNUM* a,
- const WOLFSSL_BIGNUM* b, const WOLFSSL_BN_CTX* c)
- {
- (void)c;
- WOLFSSL_MSG("wolfSSL_BN_mod");
- if (r == NULL || a == NULL || b == NULL)
- return 0;
- if (mp_mod((mp_int*)a->internal,(mp_int*)b->internal,
- (mp_int*)r->internal) == MP_OKAY)
- return WOLFSSL_SUCCESS;
- WOLFSSL_MSG("wolfSSL_BN_mod mp_mod failed");
- return 0;
- }
- /* r = (a^p) % m */
- int wolfSSL_BN_mod_exp(WOLFSSL_BIGNUM *r, const WOLFSSL_BIGNUM *a,
- const WOLFSSL_BIGNUM *p, const WOLFSSL_BIGNUM *m, WOLFSSL_BN_CTX *ctx)
- {
- int ret;
- WOLFSSL_ENTER("wolfSSL_BN_mod_exp");
- (void) ctx;
- if (r == NULL || a == NULL || p == NULL || m == NULL) {
- WOLFSSL_MSG("Bad Argument");
- return WOLFSSL_FAILURE;
- }
- if ((ret = mp_exptmod((mp_int*)a->internal,(mp_int*)p->internal,
- (mp_int*)m->internal, (mp_int*)r->internal)) == MP_OKAY) {
- return WOLFSSL_SUCCESS;
- }
- WOLFSSL_LEAVE("wolfSSL_BN_mod_exp", ret);
- (void)ret;
- return WOLFSSL_FAILURE;
- }
- /* r = (a * p) % m */
- int wolfSSL_BN_mod_mul(WOLFSSL_BIGNUM *r, const WOLFSSL_BIGNUM *a,
- const WOLFSSL_BIGNUM *p, const WOLFSSL_BIGNUM *m, WOLFSSL_BN_CTX *ctx)
- {
- int ret;
- WOLFSSL_ENTER("wolfSSL_BN_mod_mul");
- (void) ctx;
- if (r == NULL || a == NULL || p == NULL || m == NULL) {
- WOLFSSL_MSG("Bad Argument");
- return SSL_FAILURE;
- }
- if ((ret = mp_mulmod((mp_int*)a->internal,(mp_int*)p->internal,
- (mp_int*)m->internal, (mp_int*)r->internal)) == MP_OKAY) {
- return WOLFSSL_SUCCESS;
- }
- WOLFSSL_LEAVE("wolfSSL_BN_mod_mul", ret);
- (void)ret;
- return SSL_FAILURE;
- }
- const WOLFSSL_BIGNUM* wolfSSL_BN_value_one(void)
- {
- WOLFSSL_MSG("wolfSSL_BN_value_one");
- if (bn_one == NULL) {
- bn_one = wolfSSL_BN_new();
- if (bn_one) {
- if (mp_set_int((mp_int*)bn_one->internal, 1) != MP_OKAY) {
- /* handle error by freeing BN and returning NULL */
- wolfSSL_BN_free(bn_one);
- bn_one = NULL;
- }
- }
- }
- return bn_one;
- }
- /* return compliant with OpenSSL
- * size of BIGNUM in bytes, 0 if error */
- int wolfSSL_BN_num_bytes(const WOLFSSL_BIGNUM* bn)
- {
- WOLFSSL_ENTER("wolfSSL_BN_num_bytes");
- if (bn == NULL || bn->internal == NULL)
- return WOLFSSL_FAILURE;
- return mp_unsigned_bin_size((mp_int*)bn->internal);
- }
- /* return compliant with OpenSSL
- * size of BIGNUM in bits, 0 if error */
- int wolfSSL_BN_num_bits(const WOLFSSL_BIGNUM* bn)
- {
- WOLFSSL_ENTER("wolfSSL_BN_num_bits");
- if (bn == NULL || bn->internal == NULL)
- return WOLFSSL_FAILURE;
- return mp_count_bits((mp_int*)bn->internal);
- }
- int wolfSSL_BN_is_negative(const WOLFSSL_BIGNUM* bn)
- {
- if (bn == NULL)
- return WOLFSSL_FAILURE;
- return mp_isneg((mp_int*)bn->internal);
- }
- WOLFSSL_API void wolfSSL_BN_zero(WOLFSSL_BIGNUM* bn)
- {
- if (bn == NULL || bn->internal == NULL) {
- return;
- }
- mp_zero((mp_int*)bn->internal);
- }
- WOLFSSL_API int wolfSSL_BN_one(WOLFSSL_BIGNUM* bn)
- {
- int ret = WOLFSSL_SUCCESS;
- if (bn == NULL || bn->internal == NULL) {
- return WOLFSSL_FAILURE;
- }
- if (ret == WOLFSSL_SUCCESS) {
- ret = wolfSSL_BN_set_word(bn, 1);
- }
- return ret;
- }
- /* return compliant with OpenSSL
- * 1 if BIGNUM is zero, 0 else */
- int wolfSSL_BN_is_zero(const WOLFSSL_BIGNUM* bn)
- {
- WOLFSSL_MSG("wolfSSL_BN_is_zero");
- if (bn == NULL || bn->internal == NULL)
- return WOLFSSL_FAILURE;
- if (mp_iszero((mp_int*)bn->internal) == MP_YES)
- return WOLFSSL_SUCCESS;
- return WOLFSSL_FAILURE;
- }
- /* return compliant with OpenSSL
- * 1 if BIGNUM is one, 0 else */
- int wolfSSL_BN_is_one(const WOLFSSL_BIGNUM* bn)
- {
- WOLFSSL_MSG("wolfSSL_BN_is_one");
- if (bn == NULL || bn->internal == NULL)
- return WOLFSSL_FAILURE;
- if (mp_cmp_d((mp_int*)bn->internal, 1) == MP_EQ)
- return WOLFSSL_SUCCESS;
- return WOLFSSL_FAILURE;
- }
- /* return compliant with OpenSSL
- * 1 if BIGNUM is odd, 0 else */
- int wolfSSL_BN_is_odd(const WOLFSSL_BIGNUM* bn)
- {
- WOLFSSL_MSG("wolfSSL_BN_is_odd");
- if (bn == NULL || bn->internal == NULL)
- return WOLFSSL_FAILURE;
- if (mp_isodd((mp_int*)bn->internal) == MP_YES)
- return WOLFSSL_SUCCESS;
- return WOLFSSL_FAILURE;
- }
- /* return compliant with OpenSSL
- * 1 if BIGNUM is word, 0 else */
- int wolfSSL_BN_is_word(const WOLFSSL_BIGNUM* bn, WOLFSSL_BN_ULONG w)
- {
- WOLFSSL_MSG("wolfSSL_BN_is_word");
- if (bn == NULL || bn->internal == NULL) {
- WOLFSSL_MSG("bn NULL error");
- return WOLFSSL_FAILURE;
- }
- if (w <= MP_MASK) {
- if (mp_isword((mp_int*)bn->internal, (mp_digit)w) == MP_YES) {
- return WOLFSSL_SUCCESS;
- }
- } else {
- int ret;
- mp_int w_mp;
- if (mp_init(&w_mp) != MP_OKAY)
- return WOLFSSL_FAILURE;
- if (mp_set_int(&w_mp, w) != MP_OKAY)
- return WOLFSSL_FAILURE;
- ret = mp_cmp((mp_int *)bn->internal, &w_mp);
- mp_free(&w_mp);
- if (ret == MP_EQ)
- return WOLFSSL_SUCCESS;
- }
- return WOLFSSL_FAILURE;
- }
- /* return compliant with OpenSSL
- * -1 if a < b, 0 if a == b and 1 if a > b
- */
- int wolfSSL_BN_cmp(const WOLFSSL_BIGNUM* a, const WOLFSSL_BIGNUM* b)
- {
- int ret;
- WOLFSSL_MSG("wolfSSL_BN_cmp");
- if (a == NULL || a->internal == NULL || b == NULL || b->internal == NULL)
- return WOLFSSL_FATAL_ERROR;
- ret = mp_cmp((mp_int*)a->internal, (mp_int*)b->internal);
- return (ret == MP_EQ ? 0 : (ret == MP_GT ? 1 : -1));
- }
- /* return compliant with OpenSSL
- * length of BIGNUM in bytes, -1 if error */
- int wolfSSL_BN_bn2bin(const WOLFSSL_BIGNUM* bn, unsigned char* r)
- {
- WOLFSSL_MSG("wolfSSL_BN_bn2bin");
- if (bn == NULL || bn->internal == NULL) {
- WOLFSSL_MSG("NULL bn error");
- return WOLFSSL_FATAL_ERROR;
- }
- if (r == NULL)
- return mp_unsigned_bin_size((mp_int*)bn->internal);
- if (mp_to_unsigned_bin((mp_int*)bn->internal, r) != MP_OKAY) {
- WOLFSSL_MSG("mp_to_unsigned_bin error");
- return WOLFSSL_FATAL_ERROR;
- }
- return mp_unsigned_bin_size((mp_int*)bn->internal);
- }
- WOLFSSL_BIGNUM* wolfSSL_BN_bin2bn(const unsigned char* str, int len,
- WOLFSSL_BIGNUM* ret)
- {
- int weOwn = 0;
- WOLFSSL_MSG("wolfSSL_BN_bin2bn");
- /* if ret is null create a BN */
- if (ret == NULL) {
- ret = wolfSSL_BN_new();
- weOwn = 1;
- if (ret == NULL)
- return NULL;
- }
- /* check ret and ret->internal then read in value */
- if (ret && ret->internal) {
- if (mp_read_unsigned_bin((mp_int*)ret->internal, str, len) != 0) {
- WOLFSSL_MSG("mp_read_unsigned_bin failure");
- if (weOwn)
- wolfSSL_BN_free(ret);
- return NULL;
- }
- } else {
- /* This may be overly defensive */
- if (weOwn)
- wolfSSL_BN_free(ret);
- return NULL;
- }
- return ret;
- }
- /* return compliant with OpenSSL
- * 1 if success, 0 if error */
- #ifndef NO_WOLFSSL_STUB
- int wolfSSL_mask_bits(WOLFSSL_BIGNUM* bn, int n)
- {
- (void)bn;
- (void)n;
- WOLFSSL_ENTER("wolfSSL_BN_mask_bits");
- WOLFSSL_STUB("BN_mask_bits");
- return SSL_FAILURE;
- }
- #endif
- /* WOLFSSL_SUCCESS on ok */
- int wolfSSL_BN_rand(WOLFSSL_BIGNUM* bn, int bits, int top, int bottom)
- {
- int ret = 0;
- int len;
- int initTmpRng = 0;
- WC_RNG* rng = NULL;
- #ifdef WOLFSSL_SMALL_STACK
- WC_RNG* tmpRNG = NULL;
- byte* buff = NULL;
- #else
- WC_RNG tmpRNG[1];
- byte buff[1024];
- #endif
- (void)top;
- (void)bottom;
- WOLFSSL_MSG("wolfSSL_BN_rand");
- if (bits <= 0) {
- return WOLFSSL_FAILURE;
- }
- len = bits / 8;
- if (bits % 8)
- len++;
- /* has to be a length of at least 1 since we set buf[0] and buf[len-1] */
- if (len < 1) {
- return WOLFSSL_FAILURE;
- }
- #ifdef WOLFSSL_SMALL_STACK
- buff = (byte*)XMALLOC(1024, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- tmpRNG = (WC_RNG*) XMALLOC(sizeof(WC_RNG), NULL, DYNAMIC_TYPE_RNG);
- if (buff == NULL || tmpRNG == NULL) {
- XFREE(buff, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- XFREE(tmpRNG, NULL, DYNAMIC_TYPE_RNG);
- return ret;
- }
- #endif
- if (bn == NULL || bn->internal == NULL)
- WOLFSSL_MSG("Bad function arguments");
- else if (wc_InitRng(tmpRNG) == 0) {
- rng = tmpRNG;
- initTmpRng = 1;
- }
- else if (initGlobalRNG)
- rng = &globalRNG;
- if (rng) {
- if (wc_RNG_GenerateBlock(rng, buff, len) != 0)
- WOLFSSL_MSG("Bad wc_RNG_GenerateBlock");
- else {
- buff[0] |= 0x80 | 0x40;
- buff[len-1] |= 0x01;
- if (mp_read_unsigned_bin((mp_int*)bn->internal,buff,len) != MP_OKAY)
- WOLFSSL_MSG("mp read bin failed");
- else
- ret = WOLFSSL_SUCCESS;
- }
- }
- if (initTmpRng)
- wc_FreeRng(tmpRNG);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(buff, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- XFREE(tmpRNG, NULL, DYNAMIC_TYPE_RNG);
- #endif
- return ret;
- }
- /* WOLFSSL_SUCCESS on ok
- * code is same as wolfSSL_BN_rand except for how top and bottom is handled.
- * top -1 then leave most sig bit alone
- * top 0 then most sig is set to 1
- * top is 1 then first two most sig bits are 1
- *
- * bottom is hot then odd number */
- int wolfSSL_BN_pseudo_rand(WOLFSSL_BIGNUM* bn, int bits, int top, int bottom)
- {
- int ret = 0;
- int len;
- int initTmpRng = 0;
- WC_RNG* rng = NULL;
- #ifdef WOLFSSL_SMALL_STACK
- WC_RNG* tmpRNG = NULL;
- byte* buff = NULL;
- #else
- WC_RNG tmpRNG[1];
- byte buff[1024];
- #endif
- WOLFSSL_ENTER("wolfSSL_BN_pseudo_rand");
- if (bits <= 0) {
- return WOLFSSL_FAILURE;
- }
- len = bits / 8;
- if (bits % 8)
- len++;
- /* has to be a length of at least 1 since we set buf[0] and buf[len-1] */
- if (top == 1 || top == 0 || bottom == 1) {
- if (len < 1) {
- return WOLFSSL_FAILURE;
- }
- }
- #ifdef WOLFSSL_SMALL_STACK
- buff = (byte*)XMALLOC(1024, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- tmpRNG = (WC_RNG*) XMALLOC(sizeof(WC_RNG), NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (buff == NULL || tmpRNG == NULL) {
- XFREE(buff, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- XFREE(tmpRNG, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- return ret;
- }
- #endif
- if (bn == NULL || bn->internal == NULL)
- WOLFSSL_MSG("Bad function arguments");
- else if (wc_InitRng(tmpRNG) == 0) {
- rng = tmpRNG;
- initTmpRng = 1;
- }
- else if (initGlobalRNG)
- rng = &globalRNG;
- if (rng) {
- if (wc_RNG_GenerateBlock(rng, buff, len) != 0)
- WOLFSSL_MSG("Bad wc_RNG_GenerateBlock");
- else {
- switch (top) {
- case -1:
- break;
- case 0:
- buff[0] |= 0x80;
- break;
- case 1:
- buff[0] |= 0x80 | 0x40;
- break;
- }
- if (bottom == 1) {
- buff[len-1] |= 0x01;
- }
- if (mp_read_unsigned_bin((mp_int*)bn->internal,buff,len) != MP_OKAY)
- WOLFSSL_MSG("mp read bin failed");
- else
- ret = WOLFSSL_SUCCESS;
- }
- }
- if (initTmpRng)
- wc_FreeRng(tmpRNG);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(buff, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- XFREE(tmpRNG, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- #endif
- return ret;
- }
- /* return code compliant with OpenSSL :
- * 1 if bit set, 0 else
- */
- int wolfSSL_BN_is_bit_set(const WOLFSSL_BIGNUM* bn, int n)
- {
- if (bn == NULL || bn->internal == NULL) {
- WOLFSSL_MSG("bn NULL error");
- return WOLFSSL_FAILURE;
- }
- return mp_is_bit_set((mp_int*)bn->internal, (mp_digit)n);
- }
- /* return code compliant with OpenSSL :
- * 1 if success, 0 else
- */
- int wolfSSL_BN_set_bit(WOLFSSL_BIGNUM* bn, int n)
- {
- if (bn == NULL || bn->internal == NULL) {
- WOLFSSL_MSG("bn NULL error");
- return WOLFSSL_FAILURE;
- }
- if (mp_set_bit((mp_int*)bn->internal, n) != MP_OKAY) {
- WOLFSSL_MSG("mp_set_bit error");
- return WOLFSSL_FAILURE;
- }
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_BN_clear_bit(WOLFSSL_BIGNUM* bn, int n)
- {
- int ret = WOLFSSL_FAILURE;
- #ifndef WOLFSSL_SMALL_STACK
- mp_int tmp[1];
- #else
- mp_int* tmp = NULL;
- #endif
- if (bn == NULL || bn->internal == NULL) {
- WOLFSSL_MSG("bn NULL error");
- goto end;
- }
- if (mp_is_bit_set((mp_int*)bn->internal, n)) {
- #ifdef WOLFSSL_SMALL_STACK
- tmp = (mp_int*)XMALLOC(sizeof(mp_int), NULL, DYNAMIC_TYPE_BIGINT);
- if (tmp == NULL) {
- goto end;
- }
- #endif
- if (mp_init(tmp) != MP_OKAY) {
- goto end;
- }
- if (mp_set_bit(tmp, n) != MP_OKAY) {
- goto cleanup;
- }
- if (mp_sub((mp_int*)bn->internal, tmp, (mp_int*)bn->internal) != MP_OKAY) {
- goto cleanup;
- }
- } else {
- goto end;
- }
- ret = WOLFSSL_SUCCESS;
- cleanup:
- mp_clear(tmp);
- end:
- #ifdef WOLFSSL_SMALL_STACK
- if (tmp)
- XFREE(tmp, NULL, DYNAMIC_TYPE_BIGINT);
- #endif
- return ret;
- }
- /* WOLFSSL_SUCCESS on ok */
- /* Note on use: this function expects str to be an even length. It is
- * converting pairs of bytes into 8-bit values. As an example, the RSA
- * public exponent is commonly 0x010001. To get it to convert, you need
- * to pass in the string "010001", it will fail if you use "10001". This
- * is an affect of how Base16_Decode() works.
- */
- int wolfSSL_BN_hex2bn(WOLFSSL_BIGNUM** bn, const char* str)
- {
- int ret = 0;
- word32 decSz = 1024;
- #ifdef WOLFSSL_SMALL_STACK
- byte* decoded;
- #else
- byte decoded[1024];
- #endif
- int weOwn = 0;
- int strLen;
- WOLFSSL_MSG("wolfSSL_BN_hex2bn");
- #ifdef WOLFSSL_SMALL_STACK
- decoded = (byte*)XMALLOC(decSz, NULL, DYNAMIC_TYPE_DER);
- if (decoded == NULL)
- return ret;
- #endif
- if (str == NULL || str[0] == '\0') {
- WOLFSSL_MSG("Bad function argument");
- ret = WOLFSSL_FAILURE;
- } else {
- strLen = (int)XSTRLEN(str);
- /* ignore trailing new lines */
- while (str[strLen-1] == '\n' && strLen > 0) strLen--;
- if (Base16_Decode((byte*)str, strLen, decoded, &decSz) < 0)
- WOLFSSL_MSG("Bad Base16_Decode error");
- else if (bn == NULL)
- ret = decSz;
- else {
- if (*bn == NULL) {
- *bn = wolfSSL_BN_new();
- if (*bn != NULL) {
- weOwn = 1;
- }
- }
- if (*bn == NULL)
- WOLFSSL_MSG("BN new failed");
- else if (wolfSSL_BN_bin2bn(decoded, decSz, *bn) == NULL) {
- WOLFSSL_MSG("Bad bin2bn error");
- if (weOwn == 1) {
- wolfSSL_BN_free(*bn); /* Free new BN */
- }
- }
- else
- ret = WOLFSSL_SUCCESS;
- }
- }
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(decoded, NULL, DYNAMIC_TYPE_DER);
- #endif
- return ret;
- }
- WOLFSSL_BIGNUM* wolfSSL_BN_dup(const WOLFSSL_BIGNUM* bn)
- {
- WOLFSSL_BIGNUM* ret;
- WOLFSSL_MSG("wolfSSL_BN_dup");
- if (bn == NULL || bn->internal == NULL) {
- WOLFSSL_MSG("bn NULL error");
- return NULL;
- }
- ret = wolfSSL_BN_new();
- if (ret == NULL) {
- WOLFSSL_MSG("bn new error");
- return NULL;
- }
- if (mp_copy((mp_int*)bn->internal, (mp_int*)ret->internal) != MP_OKAY) {
- WOLFSSL_MSG("mp_copy error");
- wolfSSL_BN_free(ret);
- return NULL;
- }
- ret->neg = bn->neg;
- return ret;
- }
- WOLFSSL_BIGNUM* wolfSSL_BN_copy(WOLFSSL_BIGNUM* r, const WOLFSSL_BIGNUM* bn)
- {
- WOLFSSL_MSG("wolfSSL_BN_copy");
- if (r == NULL || bn == NULL) {
- WOLFSSL_MSG("r or bn NULL error");
- return NULL;
- }
- if (mp_copy((mp_int*)bn->internal, (mp_int*)r->internal) != MP_OKAY) {
- WOLFSSL_MSG("mp_copy error");
- return NULL;
- }
- r->neg = bn->neg;
- return r;
- }
- /* return code compliant with OpenSSL :
- * 1 if success, 0 else
- */
- int wolfSSL_BN_set_word(WOLFSSL_BIGNUM* bn, unsigned long w)
- {
- WOLFSSL_MSG("wolfSSL_BN_set_word");
- if (bn == NULL) {
- WOLFSSL_MSG("bn NULL error");
- return WOLFSSL_FAILURE;
- }
- if (mp_set_int((mp_int*)bn->internal, w) != MP_OKAY) {
- WOLFSSL_MSG("mp_init_set_int error");
- return WOLFSSL_FAILURE;
- }
- return WOLFSSL_SUCCESS;
- }
- static WOLFSSL_BN_ULONG wolfSSL_BN_get_word_1(mp_int *mp) {
- #if DIGIT_BIT >= (SIZEOF_LONG * CHAR_BIT)
- return (WOLFSSL_BN_ULONG)mp->dp[0];
- #else
- WOLFSSL_BN_ULONG ret = 0UL;
- int digit_i;
- for (digit_i = 0; digit_i < mp->used; ++digit_i) {
- ret <<= (WOLFSSL_BN_ULONG)DIGIT_BIT;
- ret |= (WOLFSSL_BN_ULONG)mp->dp[digit_i];
- }
- return ret;
- #endif
- }
- /* Returns the big number as an unsigned long if possible.
- *
- * bn big number structure to get value from
- *
- * Returns value or 0xFFFFFFFFL if bigger than unsigned long.
- */
- WOLFSSL_BN_ULONG wolfSSL_BN_get_word(const WOLFSSL_BIGNUM* bn)
- {
- WOLFSSL_MSG("wolfSSL_BN_get_word");
- if (bn == NULL) {
- WOLFSSL_MSG("Invalid argument");
- return 0;
- }
- if (wolfSSL_BN_num_bytes(bn) > (int)sizeof(unsigned long)) {
- WOLFSSL_MSG("bignum is larger than unsigned long");
- return 0xFFFFFFFFL;
- }
- return wolfSSL_BN_get_word_1((mp_int*)bn->internal);
- }
- /* return code compliant with OpenSSL :
- * number length in decimal if success, 0 if error
- */
- #ifndef NO_WOLFSSL_STUB
- int wolfSSL_BN_dec2bn(WOLFSSL_BIGNUM** bn, const char* str)
- {
- (void)bn;
- (void)str;
- WOLFSSL_MSG("wolfSSL_BN_dec2bn");
- WOLFSSL_STUB("BN_dec2bn");
- return SSL_FAILURE;
- }
- #endif
- #if defined(WOLFSSL_KEY_GEN) || defined(HAVE_COMP_KEY)
- char *wolfSSL_BN_bn2dec(const WOLFSSL_BIGNUM *bn)
- {
- int len = 0;
- char *buf;
- WOLFSSL_MSG("wolfSSL_BN_bn2dec");
- if (bn == NULL || bn->internal == NULL) {
- WOLFSSL_MSG("bn NULL error");
- return NULL;
- }
- if (mp_radix_size((mp_int*)bn->internal, MP_RADIX_DEC, &len) != MP_OKAY) {
- WOLFSSL_MSG("mp_radix_size failure");
- return NULL;
- }
- buf = (char*) XMALLOC(len, NULL, DYNAMIC_TYPE_OPENSSL);
- if (buf == NULL) {
- WOLFSSL_MSG("BN_bn2dec malloc buffer failure");
- return NULL;
- }
- if (mp_todecimal((mp_int*)bn->internal, buf) != MP_OKAY) {
- XFREE(buf, NULL, DYNAMIC_TYPE_ECC);
- return NULL;
- }
- return buf;
- }
- #else
- char* wolfSSL_BN_bn2dec(const WOLFSSL_BIGNUM* bn)
- {
- (void)bn;
- WOLFSSL_MSG("wolfSSL_BN_bn2dec");
- return NULL;
- }
- #endif /* defined(WOLFSSL_KEY_GEN) || defined(HAVE_COMP_KEY) */
- /* Internal function for adding/subtracting an unsigned long from a
- * WOLFSSL_BIGNUM. To add, pass "sub" as 0. To subtract, pass it as 1.
- * Returns 1 (WOLFSSL_SUCCESS) on success and 0 (WOLFSSL_FAILURE) on failure.
- */
- static int wolfSSL_BN_add_word_int(WOLFSSL_BIGNUM *bn, WOLFSSL_BN_ULONG w,
- int sub)
- {
- int ret = WOLFSSL_SUCCESS;
- int rc = 0;
- mp_int w_mp;
- XMEMSET(&w_mp, 0, sizeof(mp_int));
- if (bn == NULL || bn->internal == NULL) {
- WOLFSSL_MSG("bn NULL error");
- ret = WOLFSSL_FAILURE;
- }
- if (ret == WOLFSSL_SUCCESS) {
- if (w <= MP_MASK) {
- if (sub == 1) {
- rc = mp_sub_d((mp_int*)bn->internal, (mp_digit)w,
- (mp_int*)bn->internal);
- }
- else {
- rc = mp_add_d((mp_int*)bn->internal, (mp_digit)w,
- (mp_int*)bn->internal);
- }
- if (rc != MP_OKAY) {
- WOLFSSL_MSG("mp_add/sub_d error");
- ret = WOLFSSL_FAILURE;
- }
- }
- else {
- if (mp_init(&w_mp) != MP_OKAY) {
- ret = WOLFSSL_FAILURE;
- }
- if (ret == WOLFSSL_SUCCESS) {
- if (mp_set_int(&w_mp, w) != MP_OKAY) {
- ret = WOLFSSL_FAILURE;
- }
- }
- if (ret == WOLFSSL_SUCCESS) {
- if (sub == 1) {
- rc = mp_sub((mp_int *)bn->internal, &w_mp,
- (mp_int *)bn->internal);
- }
- else {
- rc = mp_add((mp_int *)bn->internal, &w_mp,
- (mp_int *)bn->internal);
- }
- if (rc != MP_OKAY) {
- WOLFSSL_MSG("mp_add/sub error");
- ret = WOLFSSL_FAILURE;
- }
- }
- }
- }
- mp_free(&w_mp);
- return ret;
- }
- /* return code compliant with OpenSSL :
- * 1 if success, 0 else
- */
- int wolfSSL_BN_add_word(WOLFSSL_BIGNUM *bn, WOLFSSL_BN_ULONG w)
- {
- int ret;
- WOLFSSL_ENTER("wolfSSL_BN_add_word");
- ret = wolfSSL_BN_add_word_int(bn, w, 0);
- WOLFSSL_LEAVE("wolfSSL_BN_add_word", ret);
- return ret;
- }
- /* return code compliant with OpenSSL :
- * 1 if success, 0 else
- */
- WOLFSSL_API int wolfSSL_BN_sub_word(WOLFSSL_BIGNUM* bn, WOLFSSL_BN_ULONG w)
- {
- int ret;
- WOLFSSL_ENTER("wolfSSL_BN_sub_word");
- ret = wolfSSL_BN_add_word_int(bn, w, 1);
- WOLFSSL_LEAVE("wolfSSL_BN_sub_word", ret);
- return ret;
- }
- /* return code compliant with OpenSSL :
- * 1 if success, 0 else
- */
- int wolfSSL_BN_lshift(WOLFSSL_BIGNUM *r, const WOLFSSL_BIGNUM *bn, int n)
- {
- WOLFSSL_MSG("wolfSSL_BN_lshift");
- if (r == NULL || r->internal == NULL || bn == NULL || bn->internal == NULL){
- WOLFSSL_MSG("bn NULL error");
- return WOLFSSL_FAILURE;
- }
- if (mp_mul_2d((mp_int*)bn->internal, n, (mp_int*)r->internal) != MP_OKAY) {
- WOLFSSL_MSG("mp_mul_2d error");
- return WOLFSSL_FAILURE;
- }
- return WOLFSSL_SUCCESS;
- }
- /* return code compliant with OpenSSL :
- * 1 if success, 0 else
- */
- int wolfSSL_BN_rshift(WOLFSSL_BIGNUM *r, const WOLFSSL_BIGNUM *bn, int n)
- {
- WOLFSSL_MSG("wolfSSL_BN_rshift");
- if (r == NULL || r->internal == NULL || bn == NULL || bn->internal == NULL){
- WOLFSSL_MSG("bn NULL error");
- return WOLFSSL_FAILURE;
- }
- if (mp_div_2d((mp_int*)bn->internal, n,
- (mp_int*)r->internal, NULL) != MP_OKAY) {
- WOLFSSL_MSG("mp_mul_2d error");
- return WOLFSSL_FAILURE;
- }
- return WOLFSSL_SUCCESS;
- }
- /* return code compliant with OpenSSL :
- * 1 if success, 0 else
- */
- int wolfSSL_BN_add(WOLFSSL_BIGNUM *r, WOLFSSL_BIGNUM *a, WOLFSSL_BIGNUM *b)
- {
- WOLFSSL_MSG("wolfSSL_BN_add");
- if (r == NULL || r->internal == NULL || a == NULL || a->internal == NULL ||
- b == NULL || b->internal == NULL) {
- WOLFSSL_MSG("bn NULL error");
- return WOLFSSL_FAILURE;
- }
- if (mp_add((mp_int*)a->internal, (mp_int*)b->internal,
- (mp_int*)r->internal) != MP_OKAY) {
- WOLFSSL_MSG("mp_add_d error");
- return WOLFSSL_FAILURE;
- }
- return WOLFSSL_SUCCESS;
- }
- /* r = a + b (mod m) */
- int wolfSSL_BN_mod_add(WOLFSSL_BIGNUM *r, const WOLFSSL_BIGNUM *a,
- const WOLFSSL_BIGNUM *b, const WOLFSSL_BIGNUM *m,
- WOLFSSL_BN_CTX *ctx)
- {
- (void)ctx;
- WOLFSSL_MSG("wolfSSL_BN_add");
- if (r == NULL || r->internal == NULL ||
- a == NULL || a->internal == NULL ||
- b == NULL || b->internal == NULL ||
- m == NULL || m->internal == NULL) {
- WOLFSSL_MSG("bn NULL error");
- return WOLFSSL_FAILURE;
- }
- if (mp_addmod((mp_int*)a->internal, (mp_int*)b->internal,
- (mp_int*)m->internal, (mp_int*)r->internal) != MP_OKAY) {
- WOLFSSL_MSG("mp_add_d error");
- return WOLFSSL_FAILURE;
- }
- return WOLFSSL_SUCCESS;
- }
- #ifdef WOLFSSL_KEY_GEN
- int wolfSSL_BN_generate_prime_ex(WOLFSSL_BIGNUM* prime, int bits,
- int safe, const WOLFSSL_BIGNUM* add, const WOLFSSL_BIGNUM* rem,
- WOLFSSL_BN_GENCB* cb)
- {
- int ret = WOLFSSL_SUCCESS;
- #ifdef WOLFSSL_SMALL_STACK
- WC_RNG* rng = NULL;
- #else
- WC_RNG rng[1];
- #endif
- (void)cb;
- WOLFSSL_ENTER("wolfSSL_BN_generate_prime_ex");
- if (safe == 1 || add != NULL || rem != NULL) {
- /* These parameters aren't supported, yet. */
- ret = WOLFSSL_FAILURE;
- }
- if (prime == NULL || prime->internal == NULL) {
- ret = WOLFSSL_FAILURE;
- }
- #ifdef WOLFSSL_SMALL_STACK
- if (ret == WOLFSSL_SUCCESS) {
- rng = (WC_RNG*)XMALLOC(sizeof(WC_RNG), NULL, DYNAMIC_TYPE_RNG);
- if (rng == NULL) {
- ret = WOLFSSL_FAILURE;
- }
- }
- #endif
- if (ret == WOLFSSL_SUCCESS) {
- XMEMSET(rng, 0, sizeof(WC_RNG));
- if (wc_InitRng(rng) != 0) {
- ret = WOLFSSL_FAILURE;
- }
- }
- if (ret == WOLFSSL_SUCCESS) {
- if (mp_rand_prime((mp_int*)prime->internal, (bits + 7) / 8, rng, NULL)
- != MP_OKAY) {
- ret = WOLFSSL_FAILURE;
- }
- }
- wc_FreeRng(rng);
- #ifdef WOLFSSL_SMALL_STACK
- if (rng != NULL)
- XFREE(rng, NULL, DYNAMIC_TYPE_RNG);
- #endif
- WOLFSSL_LEAVE("wolfSSL_BN_generate_prime_ex", ret);
- return ret;
- }
- /* return code compliant with OpenSSL :
- * 1 if prime, 0 if not, -1 if error
- */
- int wolfSSL_BN_is_prime_ex(const WOLFSSL_BIGNUM *bn, int nbchecks,
- WOLFSSL_BN_CTX *ctx, WOLFSSL_BN_GENCB *cb)
- {
- WC_RNG* rng = NULL;
- #ifdef WOLFSSL_SMALL_STACK
- WC_RNG* tmpRNG = NULL;
- #else
- WC_RNG tmpRNG[1];
- #endif
- int initTmpRng = 0;
- int res = MP_NO;
- (void)ctx;
- (void)cb;
- WOLFSSL_MSG("wolfSSL_BN_is_prime_ex");
- if (bn == NULL || bn->internal == NULL) {
- WOLFSSL_MSG("bn NULL error");
- return WOLFSSL_FATAL_ERROR;
- }
- #ifdef WOLFSSL_SMALL_STACK
- tmpRNG = (WC_RNG*)XMALLOC(sizeof(WC_RNG), NULL, DYNAMIC_TYPE_RNG);
- if (tmpRNG == NULL)
- return WOLFSSL_FAILURE;
- #endif
- if (wc_InitRng(tmpRNG) == 0) {
- rng = tmpRNG;
- initTmpRng = 1;
- }
- else {
- WOLFSSL_MSG("Bad RNG Init, trying global");
- if (initGlobalRNG == 0) {
- WOLFSSL_MSG("Global RNG no Init");
- }
- else
- rng = &globalRNG;
- }
- if (rng) {
- if (mp_prime_is_prime_ex((mp_int*)bn->internal,
- nbchecks, &res, rng) != MP_OKAY) {
- WOLFSSL_MSG("mp_prime_is_prime_ex error");
- res = MP_NO;
- }
- }
- if (initTmpRng)
- wc_FreeRng(tmpRNG);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(tmpRNG, NULL, DYNAMIC_TYPE_RNG);
- #endif
- if (res != MP_YES) {
- WOLFSSL_MSG("mp_prime_is_prime_ex not prime");
- return WOLFSSL_FAILURE;
- }
- return WOLFSSL_SUCCESS;
- }
- /* return code compliant with OpenSSL :
- * (bn mod w) if success, -1 if error
- */
- WOLFSSL_BN_ULONG wolfSSL_BN_mod_word(const WOLFSSL_BIGNUM *bn,
- WOLFSSL_BN_ULONG w)
- {
- WOLFSSL_BN_ULONG ret = 0;
- WOLFSSL_MSG("wolfSSL_BN_mod_word");
- if (bn == NULL || bn->internal == NULL) {
- WOLFSSL_MSG("bn NULL error");
- return (WOLFSSL_BN_ULONG)WOLFSSL_FATAL_ERROR;
- }
- if (w <= MP_MASK) {
- mp_digit bn_ret;
- if (mp_mod_d((mp_int*)bn->internal, (mp_digit)w, &bn_ret) != MP_OKAY) {
- WOLFSSL_MSG("mp_add_d error");
- return (WOLFSSL_BN_ULONG)WOLFSSL_FATAL_ERROR;
- }
- ret = (WOLFSSL_BN_ULONG)bn_ret;
- } else {
- int mp_ret;
- mp_int w_mp, r_mp;
- if (mp_init(&w_mp) != MP_OKAY)
- return (unsigned long)WOLFSSL_FAILURE;
- if (mp_init(&r_mp) != MP_OKAY)
- return (unsigned long)WOLFSSL_FAILURE;
- if (mp_set_int(&w_mp, w) != MP_OKAY)
- return (unsigned long)WOLFSSL_FAILURE;
- mp_ret = mp_mod((mp_int *)bn->internal, &w_mp, &r_mp);
- ret = wolfSSL_BN_get_word_1(&r_mp);
- mp_free(&r_mp);
- mp_free(&w_mp);
- if (mp_ret != MP_OKAY) {
- WOLFSSL_MSG("mp_mod error");
- return (WOLFSSL_BN_ULONG)WOLFSSL_FAILURE;
- }
- }
- return ret;
- }
- #endif /* #ifdef WOLFSSL_KEY_GEN */
- char *wolfSSL_BN_bn2hex(const WOLFSSL_BIGNUM *bn)
- {
- int len = 0;
- char *buf;
- WOLFSSL_ENTER("wolfSSL_BN_bn2hex");
- if (bn == NULL || bn->internal == NULL) {
- WOLFSSL_MSG("bn NULL error");
- return NULL;
- }
- if (mp_radix_size((mp_int*)bn->internal, MP_RADIX_HEX, &len) != MP_OKAY) {
- WOLFSSL_MSG("mp_radix_size failure");
- return NULL;
- }
- buf = (char*)XMALLOC(len, NULL, DYNAMIC_TYPE_OPENSSL);
- if (buf == NULL) {
- WOLFSSL_MSG("BN_bn2hex malloc buffer failure");
- return NULL;
- }
- if (mp_tohex((mp_int*)bn->internal, buf) != MP_OKAY) {
- XFREE(buf, NULL, DYNAMIC_TYPE_OPENSSL);
- return NULL;
- }
- return buf;
- }
- #ifndef NO_FILESYSTEM
- /* return code compliant with OpenSSL :
- * 1 if success, 0 if error
- */
- int wolfSSL_BN_print_fp(XFILE fp, const WOLFSSL_BIGNUM *bn)
- {
- char *buf;
- WOLFSSL_ENTER("wolfSSL_BN_print_fp");
- if (fp == XBADFILE || bn == NULL || bn->internal == NULL) {
- WOLFSSL_MSG("bn NULL error");
- return WOLFSSL_FAILURE;
- }
- buf = wolfSSL_BN_bn2hex(bn);
- if (buf == NULL) {
- WOLFSSL_MSG("wolfSSL_BN_bn2hex failure");
- return WOLFSSL_FAILURE;
- }
- XFPRINTF(fp, "%s", buf);
- XFREE(buf, NULL, DYNAMIC_TYPE_OPENSSL);
- return WOLFSSL_SUCCESS;
- }
- #endif /* !NO_FILESYSTEM */
- WOLFSSL_BIGNUM *wolfSSL_BN_CTX_get(WOLFSSL_BN_CTX *ctx)
- {
- /* ctx is not used, return new Bignum */
- (void)ctx;
- WOLFSSL_ENTER("wolfSSL_BN_CTX_get");
- return wolfSSL_BN_new();
- }
- #ifndef NO_WOLFSSL_STUB
- void wolfSSL_BN_CTX_start(WOLFSSL_BN_CTX *ctx)
- {
- (void)ctx;
- WOLFSSL_ENTER("wolfSSL_BN_CTX_start");
- WOLFSSL_STUB("BN_CTX_start");
- WOLFSSL_MSG("wolfSSL_BN_CTX_start TBD");
- }
- #endif
- WOLFSSL_BIGNUM *wolfSSL_BN_mod_inverse(WOLFSSL_BIGNUM *r,
- WOLFSSL_BIGNUM *a,
- const WOLFSSL_BIGNUM *n,
- WOLFSSL_BN_CTX *ctx)
- {
- int dynamic = 0;
- /* ctx is not used */
- (void)ctx;
- WOLFSSL_ENTER("wolfSSL_BN_mod_inverse");
- /* check parameter */
- if (r == NULL) {
- r = wolfSSL_BN_new();
- if (r == NULL){
- WOLFSSL_MSG("WolfSSL_BN_new() failed");
- return NULL;
- }
- dynamic = 1;
- }
- if (a == NULL) {
- WOLFSSL_MSG("a NULL error");
- if (dynamic == 1) {
- wolfSSL_BN_free(r);
- }
- return NULL;
- }
- if (n == NULL) {
- WOLFSSL_MSG("n NULL error");
- if (dynamic == 1) {
- wolfSSL_BN_free(r);
- }
- return NULL;
- }
- /* Compute inverse of a modulo n and return r */
- if (mp_invmod((mp_int *)a->internal,(mp_int *)n->internal,
- (mp_int*)r->internal) == MP_VAL){
- WOLFSSL_MSG("mp_invmod() error");
- if (dynamic == 1) {
- wolfSSL_BN_free(r);
- }
- return NULL;
- }
- return r;
- }
- #endif /* OPENSSL_EXTRA */
- #if (defined(WOLFSSL_QT) || defined(OPENSSL_ALL) || defined(OPENSSL_EXTRA)) && \
- !defined(NO_ASN)
- #ifndef NO_BIO
- static int unprintable_char(char c)
- {
- const unsigned char last_unprintable = 31;
- const unsigned char LF = 10;
- const unsigned char CR = 13;
- if (c <= last_unprintable && c != LF && c != CR) {
- return 1;
- }
- return 0;
- }
- int wolfSSL_ASN1_STRING_print(WOLFSSL_BIO *out, WOLFSSL_ASN1_STRING *str)
- {
- int i;
- WOLFSSL_ENTER("wolfSSL_ASN1_STRING_print");
- if (out == NULL || str == NULL)
- return WOLFSSL_FAILURE;
- for (i=0; i < str->length; i++) {
- if (unprintable_char(str->data[i])) {
- str->data[i] = '.';
- }
- }
- if (wolfSSL_BIO_write(out, str->data, str->length) != str->length){
- return WOLFSSL_FAILURE;
- }
- return str->length;
- }
- #endif /* !NO_BIO */
- #endif /* (WOLFSSL_QT || OPENSSL_ALL || OPENSSL_EXTRA) && !NO_ASN */
- #if defined(OPENSSL_EXTRA)
- int wolfSSL_X509_check_ca(WOLFSSL_X509 *x509)
- {
- WOLFSSL_ENTER("X509_check_ca");
- if (x509 == NULL)
- return WOLFSSL_FAILURE;
- if (x509->isCa)
- return 1;
- if (x509->extKeyUsageCrit)
- return 4;
- return 0;
- }
- const char *wolfSSL_ASN1_tag2str(int tag)
- {
- static const char *const tag_label[31] = {
- "EOC", "BOOLEAN", "INTEGER", "BIT STRING", "OCTET STRING", "NULL",
- "OBJECT", "OBJECT DESCRIPTOR", "EXTERNAL", "REAL", "ENUMERATED",
- "<ASN1 11>", "UTF8STRING", "<ASN1 13>", "<ASN1 14>", "<ASN1 15>",
- "SEQUENCE", "SET", "NUMERICSTRING", "PRINTABLESTRING", "T61STRING",
- "VIDEOTEXTSTRING", "IA5STRING", "UTCTIME", "GENERALIZEDTIME",
- "GRAPHICSTRING", "VISIBLESTRING", "GENERALSTRING", "UNIVERSALSTRING",
- "<ASN1 29>", "BMPSTRING"
- };
- if ((tag == V_ASN1_NEG_INTEGER) || (tag == V_ASN1_NEG_ENUMERATED))
- tag &= ~0x100;
- if (tag < 0 || tag > 30)
- return "(unknown)";
- return tag_label[tag];
- }
- #ifndef NO_BIO
- static int check_esc_char(char c, char *esc)
- {
- char *ptr;
- ptr = esc;
- while(*ptr != 0){
- if (c == *ptr)
- return 1;
- ptr++;
- }
- return 0;
- }
- int wolfSSL_ASN1_STRING_print_ex(WOLFSSL_BIO *out, WOLFSSL_ASN1_STRING *str,
- unsigned long flags)
- {
- size_t str_len = 0, type_len = 0;
- unsigned char *typebuf = NULL;
- const char *hash="#";
- WOLFSSL_ENTER("wolfSSL_ASN1_STRING_PRINT_ex");
- if (out == NULL || str == NULL)
- return WOLFSSL_FAILURE;
- /* add ASN1 type tag */
- if (flags & ASN1_STRFLGS_SHOW_TYPE){
- const char *tag = wolfSSL_ASN1_tag2str(str->type);
- /* colon len + tag len + null*/
- type_len = XSTRLEN(tag) + 2;
- typebuf = (unsigned char *)XMALLOC(type_len , NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (typebuf == NULL){
- WOLFSSL_MSG("memory alloc failed.");
- return WOLFSSL_FAILURE;
- }
- XMEMSET(typebuf, 0, type_len);
- XSNPRINTF((char*)typebuf, (size_t)type_len , "%s:", tag);
- type_len--;
- }
- /* dump hex */
- if (flags & ASN1_STRFLGS_DUMP_ALL){
- char hex_tmp[4];
- char *str_ptr, *str_end;
- if (type_len > 0){
- if (wolfSSL_BIO_write(out, typebuf, (int)type_len) != (int)type_len){
- XFREE(typebuf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- return WOLFSSL_FAILURE;
- }
- str_len += type_len;
- }
- if (wolfSSL_BIO_write(out, hash, 1) != 1){
- goto err_exit;
- }
- str_len++;
- if (flags & ASN1_STRFLGS_DUMP_DER){
- ByteToHexStr((byte)str->type, &hex_tmp[0]);
- ByteToHexStr((byte)str->length, &hex_tmp[2]);
- if (wolfSSL_BIO_write(out, hex_tmp, 4) != 4){
- goto err_exit;
- }
- str_len += 4;
- XMEMSET(hex_tmp, 0, 4);
- }
- str_ptr = str->data;
- str_end = str->data + str->length;
- while (str_ptr < str_end){
- ByteToHexStr((byte)*str_ptr, &hex_tmp[0]);
- if (wolfSSL_BIO_write(out, hex_tmp, 2) != 2){
- goto err_exit;
- }
- str_ptr++;
- str_len += 2;
- }
- if (type_len > 0)
- XFREE(typebuf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- return (int)str_len;
- }
- if (type_len > 0){
- if (wolfSSL_BIO_write(out, typebuf, (int)type_len) != (int)type_len){
- XFREE(typebuf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- return WOLFSSL_FAILURE;
- }
- str_len += type_len;
- }
- if (flags & ASN1_STRFLGS_ESC_2253){
- char esc_ch[] = "+;<>\\";
- char* esc_ptr;
- esc_ptr = str->data;
- while (*esc_ptr != 0){
- if (check_esc_char(*esc_ptr, esc_ch)){
- if (wolfSSL_BIO_write(out,"\\", 1) != 1)
- goto err_exit;
- str_len++;
- }
- if (wolfSSL_BIO_write(out, esc_ptr, 1) != 1)
- goto err_exit;
- str_len++;
- esc_ptr++;
- }
- if (type_len > 0)
- XFREE(typebuf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- return (int)str_len;
- }
- if (wolfSSL_BIO_write(out, str->data, str->length) != str->length){
- goto err_exit;
- }
- str_len += str->length;
- if (type_len > 0)
- XFREE(typebuf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- return (int)str_len;
- err_exit:
- if (type_len > 0)
- XFREE(typebuf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- return WOLFSSL_FAILURE;
- }
- #endif /* !NO_BIO */
- #if !defined(NO_ASN_TIME) && !defined(USER_TIME) && !defined(TIME_OVERRIDES)
- WOLFSSL_ASN1_TIME* wolfSSL_ASN1_TIME_adj(WOLFSSL_ASN1_TIME *s, time_t t,
- int offset_day, long offset_sec)
- {
- const time_t sec_per_day = 24*60*60;
- struct tm* ts = NULL;
- struct tm* tmpTime;
- time_t t_adj = 0;
- time_t offset_day_sec = 0;
- #if defined(NEED_TMP_TIME)
- struct tm tmpTimeStorage;
- tmpTime = &tmpTimeStorage;
- #else
- tmpTime = NULL;
- #endif
- (void)tmpTime;
- WOLFSSL_ENTER("wolfSSL_ASN1_TIME_adj");
- if (s == NULL){
- s = wolfSSL_ASN1_TIME_new();
- if (s == NULL){
- return NULL;
- }
- }
- /* compute GMT time with offset */
- offset_day_sec = offset_day * sec_per_day;
- t_adj = t + offset_day_sec + offset_sec;
- ts = (struct tm *)XGMTIME(&t_adj, tmpTime);
- if (ts == NULL){
- WOLFSSL_MSG("failed to get time data.");
- wolfSSL_ASN1_TIME_free(s);
- return NULL;
- }
- /* create ASN1 time notation */
- /* UTC Time */
- if (ts->tm_year >= 50 && ts->tm_year < 150){
- char utc_str[ASN_UTC_TIME_SIZE];
- int utc_year = 0,utc_mon,utc_day,utc_hour,utc_min,utc_sec;
- if (ts->tm_year >= 50 && ts->tm_year < 100){
- utc_year = ts->tm_year;
- } else if (ts->tm_year >= 100 && ts->tm_year < 150){
- utc_year = ts->tm_year - 100;
- }
- utc_mon = ts->tm_mon + 1;
- utc_day = ts->tm_mday;
- utc_hour = ts->tm_hour;
- utc_min = ts->tm_min;
- utc_sec = ts->tm_sec;
- XSNPRINTF((char *)utc_str, sizeof(utc_str),
- "%02d%02d%02d%02d%02d%02dZ",
- utc_year, utc_mon, utc_day, utc_hour, utc_min, utc_sec);
- if (wolfSSL_ASN1_TIME_set_string(s, utc_str) != WOLFSSL_SUCCESS) {
- wolfSSL_ASN1_TIME_free(s);
- return NULL;
- }
- /* GeneralizedTime */
- } else {
- char gt_str[ASN_GENERALIZED_TIME_MAX];
- int gt_year,gt_mon,gt_day,gt_hour,gt_min,gt_sec;
- gt_year = ts->tm_year + 1900;
- gt_mon = ts->tm_mon + 1;
- gt_day = ts->tm_mday;
- gt_hour = ts->tm_hour;
- gt_min = ts->tm_min;
- gt_sec = ts->tm_sec;
- XSNPRINTF((char *)gt_str, sizeof(gt_str),
- "%4d%02d%02d%02d%02d%02dZ",
- gt_year, gt_mon, gt_day, gt_hour, gt_min,gt_sec);
- if (wolfSSL_ASN1_TIME_set_string(s, gt_str) != WOLFSSL_SUCCESS) {
- wolfSSL_ASN1_TIME_free(s);
- return NULL;
- }
- }
- return s;
- }
- #endif /* !NO_ASN_TIME && !USER_TIME && !TIME_OVERRIDES */
- #ifndef NO_ASN_TIME
- WOLFSSL_ASN1_TIME* wolfSSL_ASN1_TIME_new(void)
- {
- WOLFSSL_ASN1_TIME* ret = (WOLFSSL_ASN1_TIME*)
- XMALLOC(sizeof(WOLFSSL_ASN1_TIME), NULL, DYNAMIC_TYPE_OPENSSL);
- if (!ret)
- return NULL;
- XMEMSET(ret, 0, sizeof(WOLFSSL_ASN1_TIME));
- return ret;
- }
- void wolfSSL_ASN1_TIME_free(WOLFSSL_ASN1_TIME* t)
- {
- if (t) {
- XFREE(t, NULL, DYNAMIC_TYPE_OPENSSL);
- }
- }
- /* not a compatibility function - length getter for opaque type */
- int wolfSSL_ASN1_TIME_get_length(WOLFSSL_ASN1_TIME *t)
- {
- WOLFSSL_ENTER("wolfSSL_ASN1_TIME_get_length");
- if (t == NULL)
- return WOLFSSL_FAILURE;
- return t->length;
- }
- /* not a compatibility function - data getter for opaque type */
- unsigned char* wolfSSL_ASN1_TIME_get_data(WOLFSSL_ASN1_TIME *t)
- {
- WOLFSSL_ENTER("wolfSSL_ASN1_TIME_get_data");
- if (t == NULL)
- return NULL;
- return t->data;
- }
- WOLFSSL_ASN1_TIME* wolfSSL_ASN1_TIME_to_generalizedtime(WOLFSSL_ASN1_TIME *t,
- WOLFSSL_ASN1_TIME **out)
- {
- int time_type = 0;
- WOLFSSL_ASN1_TIME *ret = NULL;
- WOLFSSL_ENTER("wolfSSL_ASN1_TIME_to_generalizedtime");
- if (t == NULL) {
- WOLFSSL_MSG("Invalid ASN_TIME value");
- } else {
- time_type = t->type;
- if (time_type != ASN_UTC_TIME && time_type != ASN_GENERALIZED_TIME){
- WOLFSSL_MSG("Invalid ASN_TIME type.");
- } else {
- if (out == NULL || *out == NULL) {
- ret = wolfSSL_ASN1_TIME_new();
- if (ret == NULL){
- WOLFSSL_MSG("memory alloc failed.");
- }
- } else {
- ret = *out;
- }
- }
- }
- if (ret != NULL) {
- if (time_type == ASN_GENERALIZED_TIME){
- XMEMCPY(ret->data, t->data, ASN_GENERALIZED_TIME_SIZE);
- } else { /* ASN_UTC_TIME */
- /* convert UTC to generalized time */
- ret->type = ASN_GENERALIZED_TIME;
- ret->length = ASN_GENERALIZED_TIME_SIZE;
- if (t->data[0] >= '5') {
- ret->data[0] = '1'; ret->data[1] = '9';
- } else {
- ret->data[0] = '2'; ret->data[1] = '0';
- }
- XMEMCPY(&ret->data[2], t->data, ASN_UTC_TIME_SIZE);
- }
- }
- return ret;
- }
- #endif /* !NO_ASN_TIME */
- #ifndef NO_ASN
- int wolfSSL_i2c_ASN1_INTEGER(WOLFSSL_ASN1_INTEGER *a, unsigned char **pp)
- {
- unsigned char *pptr = NULL;
- char pad = 0 ;
- unsigned char pad_val = 0;
- int ret_size = 0;
- unsigned char data1 = 0;
- unsigned char neg = 0;
- int i = 0;
- WOLFSSL_ENTER("wolfSSL_i2c_ASN1_INTEGER");
- if (a == NULL)
- return WOLFSSL_FAILURE;
- ret_size = a->intData[1];
- if (ret_size == 0)
- ret_size = 1;
- else{
- ret_size = (int)a->intData[1];
- neg = a->negative;
- data1 = a->intData[2];
- if (ret_size == 1 && data1 == 0)
- neg = 0;
- /* 0x80 or greater positive number in first byte */
- if (!neg && (data1 > 127)){
- pad = 1;
- pad_val = 0;
- } else if (neg){
- /* negative number */
- if (data1 > 128){
- pad = 1;
- pad_val = 0xff;
- } else if (data1 == 128){
- for (i = 3; i < a->intData[1] + 2; i++){
- if (a->intData[i]){
- pad = 1;
- pad_val = 0xff;
- break;
- }
- }
- }
- }
- ret_size += (int)pad;
- }
- if (pp == NULL)
- return ret_size;
- pptr = *pp;
- if (pad)
- *(pptr++) = pad_val;
- if (a->intData[1] == 0)
- *(pptr++) = 0;
- else if (!neg){
- /* positive number */
- for (i=0; i < a->intData[1]; i++){
- *pptr = a->intData[i+2];
- pptr++;
- }
- } else {
- /* negative number */
- int str_len = 0;
- /* 0 padding from end of buffer */
- str_len = (int)a->intData[1];
- pptr += a->intData[1] - 1;
- while (!a->intData[str_len + 2] && str_len > 1){
- *(pptr--) = 0;
- str_len--;
- }
- /* 2's complement next octet */
- *(pptr--) = ((a->intData[str_len + 1]) ^ 0xff) + 1;
- str_len--;
- /* Complement any octets left */
- while (str_len > 0){
- *(pptr--) = a->intData[str_len + 1] ^ 0xff;
- str_len--;
- }
- }
- *pp += ret_size;
- return ret_size;
- }
- #endif /* !NO_ASN */
- #endif /* OPENSSL_EXTRA */
- #if defined(OPENSSL_EXTRA) || defined(OPENSSL_EXTRA_X509_SMALL)
- long wolfSSL_X509_get_version(const WOLFSSL_X509 *x509)
- {
- int version = 0;
- WOLFSSL_ENTER("wolfSSL_X509_get_version");
- if (x509 == NULL){
- WOLFSSL_MSG("invalid parameter");
- return 0L;
- }
- version = x509->version;
- if (version != 0)
- return (long)version - 1L;
- return 0L;
- }
- #endif /* OPENSSL_EXTRA || OPENSSL_EXTRA_X509_SMALL */
- #if defined(OPENSSL_EXTRA)
- int wolfSSL_X509_get_signature_nid(const WOLFSSL_X509 *x)
- {
- if (x == NULL)
- return 0;
- return oid2nid(x->sigOID, oidSigType);
- }
- #endif /* OPENSSL_EXTRA */
- #if defined(OPENSSL_EXTRA) && !defined(NO_RSA)
- /* return compliant with OpenSSL
- * RSA modulus size in bytes, -1 if error
- */
- int wolfSSL_RSA_size(const WOLFSSL_RSA* rsa)
- {
- WOLFSSL_ENTER("wolfSSL_RSA_size");
- if (rsa == NULL)
- return WOLFSSL_FATAL_ERROR;
- if (rsa->inSet == 0)
- {
- if (SetRsaInternal((WOLFSSL_RSA*)rsa) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("SetRsaInternal failed");
- return 0;
- }
- }
- return wc_RsaEncryptSize((RsaKey*)rsa->internal);
- }
- /* return RSA modulus in bits */
- /* @param rsa a pointer to WOLFSSL_RSA structur */
- /* @return RSA modulus size in bits, 0 if error */
- int wolfSSL_RSA_bits(const WOLFSSL_RSA* rsa)
- {
- WOLFSSL_ENTER("wolfSSL_RSA_bits");
- if (rsa == NULL)
- return WOLFSSL_FAILURE;
- return wolfSSL_BN_num_bits(rsa->n);
- }
- #endif
- #if !defined(HAVE_USER_RSA) && !defined(HAVE_FAST_RSA) && \
- !defined(NO_RSA) && (defined(OPENSSL_EXTRA) || defined(OPENSSL_EXTRA_X509_SMALL))
- /* WolfSSL -> OpenSSL */
- int SetRsaExternal(WOLFSSL_RSA* rsa)
- {
- RsaKey* key;
- WOLFSSL_MSG("Entering SetRsaExternal");
- if (rsa == NULL || rsa->internal == NULL) {
- WOLFSSL_MSG("rsa key NULL error");
- return WOLFSSL_FATAL_ERROR;
- }
- key = (RsaKey*)rsa->internal;
- if (SetIndividualExternal(&rsa->n, &key->n) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("rsa n key error");
- return WOLFSSL_FATAL_ERROR;
- }
- if (SetIndividualExternal(&rsa->e, &key->e) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("rsa e key error");
- return WOLFSSL_FATAL_ERROR;
- }
- if (key->type == RSA_PRIVATE) {
- if (SetIndividualExternal(&rsa->d, &key->d) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("rsa d key error");
- return WOLFSSL_FATAL_ERROR;
- }
- if (SetIndividualExternal(&rsa->p, &key->p) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("rsa p key error");
- return WOLFSSL_FATAL_ERROR;
- }
- if (SetIndividualExternal(&rsa->q, &key->q) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("rsa q key error");
- return WOLFSSL_FATAL_ERROR;
- }
- #ifndef RSA_LOW_MEM
- if (SetIndividualExternal(&rsa->dmp1, &key->dP) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("rsa dP key error");
- return WOLFSSL_FATAL_ERROR;
- }
- if (SetIndividualExternal(&rsa->dmq1, &key->dQ) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("rsa dQ key error");
- return WOLFSSL_FATAL_ERROR;
- }
- if (SetIndividualExternal(&rsa->iqmp, &key->u) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("rsa u key error");
- return WOLFSSL_FATAL_ERROR;
- }
- #endif /* !RSA_LOW_MEM */
- }
- rsa->exSet = 1;
- return WOLFSSL_SUCCESS;
- }
- #endif
- #if defined(OPENSSL_EXTRA) || defined(OPENSSL_EXTRA_X509_SMALL)
- /* when calling SetIndividualExternal, mpi should be cleared by caller if no
- * longer used. ie mp_free(mpi). This is to free data when fastmath is
- * disabled since a copy of mpi is made by this function and placed into bn.
- */
- int SetIndividualExternal(WOLFSSL_BIGNUM** bn, mp_int* mpi)
- {
- byte dynamic = 0;
- #ifdef WOLFSSL_DEBUG_OPENSSL
- WOLFSSL_MSG("Entering SetIndividualExternal");
- #endif
- if (mpi == NULL || bn == NULL) {
- WOLFSSL_MSG("mpi NULL error");
- return WOLFSSL_FATAL_ERROR;
- }
- if (*bn == NULL) {
- *bn = wolfSSL_BN_new();
- if (*bn == NULL) {
- WOLFSSL_MSG("SetIndividualExternal alloc failed");
- return WOLFSSL_FATAL_ERROR;
- }
- dynamic = 1;
- }
- if (mp_copy(mpi, (mp_int*)((*bn)->internal)) != MP_OKAY) {
- WOLFSSL_MSG("mp_copy error");
- if (dynamic == 1) {
- wolfSSL_BN_free(*bn);
- }
- return WOLFSSL_FATAL_ERROR;
- }
- return WOLFSSL_SUCCESS;
- }
- static void InitwolfSSL_BigNum(WOLFSSL_BIGNUM* bn)
- {
- if (bn)
- XMEMSET(bn, 0, sizeof(WOLFSSL_BIGNUM));
- }
- WOLFSSL_BIGNUM* wolfSSL_BN_new(void)
- {
- WOLFSSL_BIGNUM* external;
- mp_int* mpi;
- #ifdef WOLFSSL_DEBUG_OPENSSL
- WOLFSSL_MSG("wolfSSL_BN_new");
- #endif
- #if !defined(USE_FAST_MATH) || defined(HAVE_WOLF_BIGINT)
- mpi = (mp_int*) XMALLOC(sizeof(mp_int), NULL, DYNAMIC_TYPE_BIGINT);
- if (mpi == NULL) {
- WOLFSSL_MSG("wolfSSL_BN_new malloc mpi failure");
- return NULL;
- }
- #endif
- external = (WOLFSSL_BIGNUM*) XMALLOC(sizeof(WOLFSSL_BIGNUM), NULL,
- DYNAMIC_TYPE_BIGINT);
- if (external == NULL) {
- WOLFSSL_MSG("wolfSSL_BN_new malloc WOLFSSL_BIGNUM failure");
- #if !defined(USE_FAST_MATH) || defined(HAVE_WOLF_BIGINT)
- XFREE(mpi, NULL, DYNAMIC_TYPE_BIGINT);
- #endif
- return NULL;
- }
- #if defined(USE_FAST_MATH) && !defined(HAVE_WOLF_BIGINT)
- mpi = &external->fp;
- #endif
- InitwolfSSL_BigNum(external);
- if (mp_init(mpi) != MP_OKAY) {
- wolfSSL_BN_free(external);
- return NULL;
- }
- external->internal = mpi;
- return external;
- }
- #if defined(USE_FAST_MATH) && !defined(HAVE_WOLF_BIGINT)
- /* This function works without BN_free only with TFM */
- void wolfSSL_BN_init(WOLFSSL_BIGNUM* bn)
- {
- if(bn == NULL)return;
- #ifdef WOLFSSL_DEBUG_OPENSSL
- WOLFSSL_MSG("wolfSSL_BN_init");
- #endif
- InitwolfSSL_BigNum(bn);
- if (mp_init(&bn->fp) != MP_OKAY)
- return;
- bn->internal = (void *)&bn->fp;
- }
- #endif
- void wolfSSL_BN_free(WOLFSSL_BIGNUM* bn)
- {
- #ifdef WOLFSSL_DEBUG_OPENSSL
- WOLFSSL_MSG("wolfSSL_BN_free");
- #endif
- if (bn) {
- if (bn->internal) {
- mp_int* bni = (mp_int*)bn->internal;
- mp_free(bni);
- #if !defined(USE_FAST_MATH) || defined(HAVE_WOLF_BIGINT)
- XFREE(bn->internal, NULL, DYNAMIC_TYPE_BIGINT);
- #endif
- bn->internal = NULL;
- }
- XFREE(bn, NULL, DYNAMIC_TYPE_BIGINT);
- /* bn = NULL, don't try to access or double free it */
- }
- }
- void wolfSSL_BN_clear_free(WOLFSSL_BIGNUM* bn)
- {
- #ifdef WOLFSSL_DEBUG_OPENSSL
- WOLFSSL_MSG("wolfSSL_BN_clear_free");
- #endif
- if (bn) {
- if (bn->internal) {
- mp_int* bni = (mp_int*)bn->internal;
- mp_forcezero(bni);
- }
- wolfSSL_BN_free(bn);
- }
- }
- void wolfSSL_BN_clear(WOLFSSL_BIGNUM* bn)
- {
- #ifdef WOLFSSL_DEBUG_OPENSSL
- WOLFSSL_MSG("wolfSSL_BN_clear");
- #endif
- if (bn && bn->internal) {
- mp_forcezero((mp_int*)bn->internal);
- }
- }
- #endif /* OPENSSL_EXTRA || OPENSSL_EXTRA_X509_SMALL */
- #if !defined(NO_RSA) && (defined(OPENSSL_EXTRA) || defined(OPENSSL_EXTRA_X509_SMALL))
- static void InitwolfSSL_Rsa(WOLFSSL_RSA* rsa)
- {
- if (rsa) {
- XMEMSET(rsa, 0, sizeof(WOLFSSL_RSA));
- }
- }
- void wolfSSL_RSA_free(WOLFSSL_RSA* rsa)
- {
- WOLFSSL_ENTER("wolfSSL_RSA_free");
- if (rsa) {
- #if defined(OPENSSL_EXTRA_X509_SMALL) || defined(OPENSSL_EXTRA)
- int doFree = 0;
- #endif
- void* heap = rsa->heap;
- #ifdef HAVE_EX_DATA_CLEANUP_HOOKS
- wolfSSL_CRYPTO_cleanup_ex_data(&rsa->ex_data);
- #endif
- #if defined(OPENSSL_EXTRA_X509_SMALL) || defined(OPENSSL_EXTRA)
- #ifndef SINGLE_THREADED
- if (wc_LockMutex(&rsa->refMutex) != 0) {
- WOLFSSL_MSG("Couldn't lock rsa mutex");
- }
- #endif
- /* only free if all references to it are done */
- rsa->refCount--;
- if (rsa->refCount == 0) {
- doFree = 1;
- }
- #ifndef SINGLE_THREADED
- wc_UnLockMutex(&rsa->refMutex);
- #endif
- if (!doFree) {
- return;
- }
- #ifndef SINGLE_THREADED
- wc_FreeMutex(&rsa->refMutex);
- #endif
- #endif
- if (rsa->internal) {
- #if !defined(HAVE_FIPS) && !defined(HAVE_USER_RSA) && \
- !defined(HAVE_FAST_RSA) && defined(WC_RSA_BLINDING)
- WC_RNG* rng;
- /* check if RNG is owned before freeing it */
- if (rsa->ownRng) {
- rng = ((RsaKey*)rsa->internal)->rng;
- if (rng != NULL && rng != &globalRNG) {
- wc_FreeRng(rng);
- XFREE(rng, heap, DYNAMIC_TYPE_RNG);
- }
- }
- #endif /* WC_RSA_BLINDING */
- wc_FreeRsaKey((RsaKey*)rsa->internal);
- XFREE(rsa->internal, heap, DYNAMIC_TYPE_RSA);
- rsa->internal = NULL;
- }
- wolfSSL_BN_free(rsa->iqmp);
- wolfSSL_BN_free(rsa->dmq1);
- wolfSSL_BN_free(rsa->dmp1);
- wolfSSL_BN_free(rsa->q);
- wolfSSL_BN_free(rsa->p);
- wolfSSL_BN_free(rsa->d);
- wolfSSL_BN_free(rsa->e);
- wolfSSL_BN_free(rsa->n);
- #ifdef WC_RSA_BLINDING
- if (rsa->rng && wc_FreeRng(rsa->rng) != 0) {
- WOLFSSL_MSG("Issue freeing rng");
- }
- XFREE(rsa->rng, heap, DYNAMIC_TYPE_RNG);
- #endif
- #if defined(OPENSSL_EXTRA) && !defined(WOLFCRYPT_ONLY)
- if (rsa->meth) {
- wolfSSL_RSA_meth_free(rsa->meth);
- }
- #endif
- InitwolfSSL_Rsa(rsa); /* set back to NULLs for safety */
- XFREE(rsa, heap, DYNAMIC_TYPE_RSA);
- (void)heap;
- /* rsa = NULL, don't try to access or double free it */
- }
- }
- WOLFSSL_RSA* wolfSSL_RSA_new_ex(void* heap, int devId)
- {
- WOLFSSL_RSA* external;
- RsaKey* key;
- WOLFSSL_ENTER("wolfSSL_RSA_new");
- key = (RsaKey*)XMALLOC(sizeof(RsaKey), heap, DYNAMIC_TYPE_RSA);
- if (key == NULL) {
- WOLFSSL_MSG("wolfSSL_RSA_new malloc RsaKey failure");
- return NULL;
- }
- external = (WOLFSSL_RSA*)XMALLOC(sizeof(WOLFSSL_RSA), heap,
- DYNAMIC_TYPE_RSA);
- if (external == NULL) {
- WOLFSSL_MSG("wolfSSL_RSA_new malloc WOLFSSL_RSA failure");
- XFREE(key, heap, DYNAMIC_TYPE_RSA);
- return NULL;
- }
- external->heap = heap;
- InitwolfSSL_Rsa(external);
- #if defined(OPENSSL_EXTRA_X509_SMALL) || defined(OPENSSL_EXTRA)
- external->refCount = 1;
- #ifndef SINGLE_THREADED
- if (wc_InitMutex(&external->refMutex) != 0) {
- WOLFSSL_MSG("wc_InitMutex WOLFSSL_RSA failure");
- XFREE(external, heap, DYNAMIC_TYPE_RSA);
- XFREE(key, heap, DYNAMIC_TYPE_RSA);
- return NULL;
- }
- #endif
- #endif
- if (wc_InitRsaKey_ex(key, heap, devId) != 0) {
- WOLFSSL_MSG("InitRsaKey WOLFSSL_RSA failure");
- XFREE(external, heap, DYNAMIC_TYPE_RSA);
- XFREE(key, heap, DYNAMIC_TYPE_RSA);
- return NULL;
- }
- #if !defined(HAVE_FIPS) && !defined(HAVE_USER_RSA) && \
- !defined(HAVE_FAST_RSA) && defined(WC_RSA_BLINDING)
- {
- WC_RNG* rng;
- rng = (WC_RNG*)XMALLOC(sizeof(WC_RNG), heap, DYNAMIC_TYPE_RNG);
- if (rng != NULL && wc_InitRng_ex(rng, heap, devId) != 0) {
- WOLFSSL_MSG("InitRng failure, attempting to use global RNG");
- XFREE(rng, heap, DYNAMIC_TYPE_RNG);
- rng = NULL;
- }
- external->ownRng = 1;
- if (rng == NULL && initGlobalRNG) {
- external->ownRng = 0;
- rng = &globalRNG;
- }
- if (rng == NULL) {
- WOLFSSL_MSG("wolfSSL_RSA_new no WC_RNG for blinding");
- XFREE(external, heap, DYNAMIC_TYPE_RSA);
- XFREE(key, heap, DYNAMIC_TYPE_RSA);
- return NULL;
- }
- wc_RsaSetRNG(key, rng);
- }
- #else
- XMEMSET(key, 0, sizeof(RsaKey));
- #endif /* WC_RSA_BLINDING */
- external->internal = key;
- external->inSet = 0;
- return external;
- }
- WOLFSSL_RSA* wolfSSL_RSA_new(void)
- {
- return wolfSSL_RSA_new_ex(NULL, INVALID_DEVID);
- }
- #endif /* !NO_RSA && (OPENSSL_EXTRA || OPENSSL_EXTRA_X509_SMALL) */
- #if defined(OPENSSL_EXTRA)
- WOLFSSL_STACK* wolfSSL_sk_X509_new(void)
- {
- WOLFSSL_STACK* s = (WOLFSSL_STACK*)XMALLOC(sizeof(WOLFSSL_STACK), NULL,
- DYNAMIC_TYPE_OPENSSL);
- if (s != NULL) {
- XMEMSET(s, 0, sizeof(*s));
- s->type = STACK_TYPE_X509;
- }
- return s;
- }
- #endif
- #ifdef OPENSSL_ALL
- WOLFSSL_STACK* wolfSSL_sk_X509_OBJECT_new(void)
- {
- WOLFSSL_STACK* s = (WOLFSSL_STACK*)XMALLOC(sizeof(WOLFSSL_STACK), NULL,
- DYNAMIC_TYPE_OPENSSL);
- WOLFSSL_ENTER("wolfSSL_sk_X509_OBJECT_new");
- if (s != NULL) {
- XMEMSET(s, 0, sizeof(*s));
- s->type = STACK_TYPE_X509_OBJ;
- }
- return s;
- }
- void wolfSSL_sk_X509_OBJECT_free(WOLFSSL_STACK* s)
- {
- WOLFSSL_ENTER("wolfSSL_sk_X509_OBJECT_free");
- while (s != NULL) {
- WOLFSSL_STACK* next = s->next;
- wolfSSL_X509_OBJECT_free(s->data.x509_obj);
- XFREE(s, NULL, DYNAMIC_TYPE_OPENSSL);
- s = next;
- }
- }
- int wolfSSL_sk_X509_OBJECT_push(WOLFSSL_STACK* sk, WOLFSSL_X509_OBJECT* obj)
- {
- WOLFSSL_ENTER("wolfSSL_sk_X509_OBJECT_push");
- if (sk == NULL || obj == NULL) {
- return WOLFSSL_FAILURE;
- }
- return wolfSSL_sk_push(sk, obj);
- }
- #if !defined(NO_BIO) && !defined(NO_PWDBASED) && defined(HAVE_PKCS8)
- int wolfSSL_PEM_write_bio_PKCS8PrivateKey(WOLFSSL_BIO* bio,
- WOLFSSL_EVP_PKEY* pkey,
- const WOLFSSL_EVP_CIPHER* enc,
- char* passwd, int passwdSz,
- wc_pem_password_cb* cb, void* ctx)
- {
- int ret = 0;
- char password[NAME_SZ];
- byte* key = NULL;
- word32 keySz;
- byte* pem = NULL;
- int pemSz;
- int type = PKCS8_PRIVATEKEY_TYPE;
- int algId;
- const byte* curveOid;
- word32 oidSz;
- int encAlgId;
- if (bio == NULL || pkey == NULL)
- return -1;
- keySz = pkey->pkey_sz + 128;
- key = (byte*)XMALLOC(keySz, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (key == NULL)
- ret = MEMORY_E;
- if (ret == 0 && enc != NULL && passwd == NULL) {
- passwdSz = cb(password, sizeof(password), 1, ctx);
- if (passwdSz < 0)
- ret = WOLFSSL_FAILURE;
- passwd = password;
- }
- if (ret == 0 && enc != NULL) {
- WC_RNG rng;
- ret = wc_InitRng(&rng);
- if (ret == 0) {
- #ifndef NO_DES3
- if (enc == EVP_DES_CBC)
- encAlgId = DESb;
- else if (enc == EVP_DES_EDE3_CBC)
- encAlgId = DES3b;
- else
- #endif
- #if !defined(NO_AES) && defined(HAVE_AES_CBC)
- #ifdef WOLFSSL_AES_256
- if (enc == EVP_AES_256_CBC)
- encAlgId = AES256CBCb;
- else
- #endif
- #endif
- ret = -1;
- if (ret == 0) {
- ret = TraditionalEnc((byte*)pkey->pkey.ptr, pkey->pkey_sz, key,
- &keySz, passwd, passwdSz, PKCS5, PBES2,
- encAlgId, NULL, 0, WC_PKCS12_ITT_DEFAULT,
- &rng, NULL);
- if (ret > 0) {
- keySz = ret;
- ret = 0;
- }
- }
- wc_FreeRng(&rng);
- }
- type = PKCS8_ENC_PRIVATEKEY_TYPE;
- }
- if (ret == 0 && enc == NULL) {
- type = PKCS8_PRIVATEKEY_TYPE;
- #ifdef HAVE_ECC
- if (pkey->type == EVP_PKEY_EC) {
- algId = ECDSAk;
- ret = wc_ecc_get_oid(pkey->ecc->group->curve_oid, &curveOid,
- &oidSz);
- }
- else
- #endif
- {
- algId = RSAk;
- curveOid = NULL;
- oidSz = 0;
- }
- #ifdef HAVE_ECC
- if (ret >= 0)
- #endif
- {
- ret = wc_CreatePKCS8Key(key, &keySz, (byte*)pkey->pkey.ptr,
- pkey->pkey_sz, algId, curveOid, oidSz);
- keySz = ret;
- }
- }
- if (password == passwd)
- XMEMSET(password, 0, passwdSz);
- if (ret >= 0) {
- pemSz = 2 * keySz + 2 * 64;
- pem = (byte*)XMALLOC(pemSz, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (pem == NULL)
- ret = MEMORY_E;
- }
- if (ret >= 0)
- ret = wc_DerToPemEx(key, keySz, pem, pemSz, NULL, type);
- if (key != NULL)
- XFREE(key, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (ret >= 0) {
- if (wolfSSL_BIO_write(bio, pem, ret) != ret)
- ret = -1;
- }
- if (pem != NULL)
- XFREE(pem, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- return ret < 0 ? 0 : ret;
- }
- #if !defined(NO_FILESYSTEM) && !defined(NO_STDIO_FILESYSTEM)
- int wolfSSL_PEM_write_PKCS8PrivateKey(XFILE f, WOLFSSL_EVP_PKEY* pkey,
- const WOLFSSL_EVP_CIPHER* enc, char* passwd, int passwdSz,
- wc_pem_password_cb* cb, void* ctx)
- {
- int ret = WOLFSSL_SUCCESS;
- BIO *b;
- WOLFSSL_ENTER("wolfSSL_PEM_write_PKCS8PrivateKey");
- b = wolfSSL_BIO_new_fp(f, BIO_NOCLOSE);
- if (b == NULL) {
- ret = WOLFSSL_FAILURE;
- }
- if (ret == WOLFSSL_SUCCESS) {
- ret = wolfSSL_PEM_write_bio_PKCS8PrivateKey(b, pkey, enc, passwd,
- passwdSz, cb, ctx);
- }
- wolfSSL_BIO_free(b);
- return ret;
- }
- #endif /* !NO_FILESYSTEM && !NO_STDIO_FILESYSTEM */
- static int bio_get_data(WOLFSSL_BIO* bio, byte** data)
- {
- int ret = 0;
- byte* mem = NULL;
- #ifndef NO_FILESYSTEM
- long memSz;
- XFILE file;
- long curr;
- #endif
- if ((ret = wolfSSL_BIO_pending(bio)) > 0) {
- }
- #ifndef NO_FILESYSTEM
- else if (bio->type == WOLFSSL_BIO_FILE) {
- if (wolfSSL_BIO_get_fp(bio, &file) != WOLFSSL_SUCCESS)
- ret = BAD_FUNC_ARG;
- if (ret == 0) {
- curr = XFTELL(file);
- if (curr < 0) {
- ret = WOLFSSL_BAD_FILE;
- }
- if (XFSEEK(file, 0, XSEEK_END) != 0)
- ret = WOLFSSL_BAD_FILE;
- }
- if (ret == 0) {
- memSz = XFTELL(file);
- if (memSz > MAX_WOLFSSL_FILE_SIZE || memSz < 0) {
- ret = WOLFSSL_BAD_FILE;
- }
- }
- if (ret == 0) {
- memSz -= curr;
- ret = (int)memSz;
- if (XFSEEK(file, curr, SEEK_SET) != 0)
- ret = WOLFSSL_BAD_FILE;
- }
- }
- #endif
- if (ret > 0) {
- mem = (byte*)XMALLOC(ret, bio->heap, DYNAMIC_TYPE_OPENSSL);
- if (mem == NULL) {
- WOLFSSL_MSG("Memory error");
- ret = MEMORY_E;
- }
- if (ret >= 0) {
- if ((ret = wolfSSL_BIO_read(bio, mem, ret)) <= 0) {
- XFREE(mem, bio->heap, DYNAMIC_TYPE_OPENSSL);
- ret = MEMORY_E;
- mem = NULL;
- }
- }
- }
- *data = mem;
- return ret;
- }
- /* DER data is PKCS#8 encrypted. */
- WOLFSSL_EVP_PKEY* wolfSSL_d2i_PKCS8PrivateKey_bio(WOLFSSL_BIO* bio,
- WOLFSSL_EVP_PKEY** pkey,
- wc_pem_password_cb* cb,
- void* ctx)
- {
- int ret;
- byte* der;
- int len;
- byte* p;
- word32 algId;
- WOLFSSL_EVP_PKEY* key;
- if ((len = bio_get_data(bio, &der)) < 0)
- return NULL;
- if (cb != NULL) {
- char password[NAME_SZ];
- int passwordSz = cb(password, sizeof(password), PEM_PASS_READ, ctx);
- if (passwordSz < 0) {
- XFREE(der, bio->heap, DYNAMIC_TYPE_OPENSSL);
- return NULL;
- }
- ret = ToTraditionalEnc(der, len, password, passwordSz, &algId);
- if (ret < 0) {
- XFREE(der, bio->heap, DYNAMIC_TYPE_OPENSSL);
- return NULL;
- }
- ForceZero(password, passwordSz);
- }
- p = der;
- key = wolfSSL_d2i_PrivateKey_EVP(pkey, &p, len);
- XFREE(der, bio->heap, DYNAMIC_TYPE_OPENSSL);
- return key;
- }
- #endif /* !NO_BIO && !NO_PWDBASED && HAVE_PKCS8 */
- /* Detect which type of key it is before decoding. */
- WOLFSSL_EVP_PKEY* wolfSSL_d2i_AutoPrivateKey(WOLFSSL_EVP_PKEY** pkey,
- const unsigned char** pp,
- long length)
- {
- int ret;
- WOLFSSL_EVP_PKEY* key = NULL;
- const byte* der = *pp;
- word32 idx = 0;
- int len = 0;
- word32 end = 0;
- int cnt = 0;
- int type;
- word32 algId;
- word32 keyLen = (word32)length;
- /* Take off PKCS#8 wrapper if found. */
- if ((len = ToTraditionalInline_ex(der, &idx, keyLen, &algId)) >= 0) {
- der += idx;
- keyLen = len;
- }
- idx = 0;
- len = 0;
- /* Use the number of elements in the outer sequence to determine key type.
- */
- ret = GetSequence(der, &idx, &len, keyLen);
- if (ret >= 0) {
- end = idx + len;
- while (ret >= 0 && idx < end) {
- /* Skip type */
- idx++;
- /* Get length and skip over - keeping count */
- len = 0;
- ret = GetLength(der, &idx, &len, keyLen);
- if (ret >= 0) {
- if (idx + len > end)
- ret = ASN_PARSE_E;
- else {
- idx += len;
- cnt++;
- }
- }
- }
- }
- if (ret >= 0) {
- /* ECC includes version, private[, curve][, public key] */
- if (cnt >= 2 && cnt <= 4)
- type = EVP_PKEY_EC;
- else
- type = EVP_PKEY_RSA;
- key = wolfSSL_d2i_PrivateKey(type, pkey, &der, keyLen);
- *pp = der;
- }
- return key;
- }
- #endif /* OPENSSL_ALL */
- #if (defined(OPENSSL_EXTRA) || defined(OPENSSL_EXTRA_X509_SMALL)) && \
- !defined(WOLFCRYPT_ONLY)
- /* unlike wolfSSL_X509_NAME_dup this does not malloc a duplicate, only deep
- * copy. "to" is expected to be a fresh blank name, if not pointers could be
- * lost */
- int wolfSSL_X509_NAME_copy(WOLFSSL_X509_NAME* from, WOLFSSL_X509_NAME* to)
- {
- int i;
- WOLFSSL_X509_NAME_ENTRY* ne;
- WOLFSSL_ENTER("wolfSSL_X509_NAME_copy");
- if (from == NULL || to == NULL) {
- WOLFSSL_MSG("NULL parameter");
- return BAD_FUNC_ARG;
- }
- #if defined(OPENSSL_ALL) || defined(WOLFSSL_NGINX) || defined(HAVE_LIGHTY)
- if (from->rawLen > 0) {
- if (from->rawLen > ASN_NAME_MAX) {
- WOLFSSL_MSG("Bad raw size");
- return BAD_FUNC_ARG;
- }
- XMEMCPY(to->raw, from->raw, from->rawLen);
- to->rawLen = from->rawLen;
- }
- #endif
- if (from->dynamicName) {
- to->name = (char*)XMALLOC(from->sz, to->heap, DYNAMIC_TYPE_SUBJECT_CN);
- if (to->name == NULL)
- return WOLFSSL_FAILURE;
- to->dynamicName = 1;
- }
- XMEMCPY(to->name, from->name, from->sz);
- to->sz = from->sz;
- for (i = 0; i < MAX_NAME_ENTRIES; i++) {
- ne = wolfSSL_X509_NAME_get_entry(from, i);
- if (ne != NULL)
- wolfSSL_X509_NAME_add_entry(to, ne, i, 1);
- }
- to->entrySz = from->entrySz;
- return WOLFSSL_SUCCESS;
- }
- /* copies over information from "name" to the "cert" subject name
- * returns WOLFSSL_SUCCESS on success */
- int wolfSSL_X509_set_subject_name(WOLFSSL_X509 *cert, WOLFSSL_X509_NAME *name)
- {
- WOLFSSL_ENTER("X509_set_subject_name");
- if (cert == NULL || name == NULL)
- return WOLFSSL_FAILURE;
- FreeX509Name(&cert->subject);
- InitX509Name(&cert->subject, 0, cert->heap);
- if (wolfSSL_X509_NAME_copy(name, &cert->subject) != WOLFSSL_SUCCESS) {
- FreeX509Name(&cert->subject);
- return WOLFSSL_FAILURE;
- }
- cert->subject.x509 = cert;
- return WOLFSSL_SUCCESS;
- }
- /* copies over information from "name" to the "cert" issuer name
- * returns WOLFSSL_SUCCESS on success */
- int wolfSSL_X509_set_issuer_name(WOLFSSL_X509 *cert, WOLFSSL_X509_NAME *name)
- {
- WOLFSSL_ENTER("X509_set_issuer_name");
- if (cert == NULL || name == NULL)
- return WOLFSSL_FAILURE;
- FreeX509Name(&cert->issuer);
- InitX509Name(&cert->issuer, 0, cert->heap);
- if (wolfSSL_X509_NAME_copy(name, &cert->issuer) != WOLFSSL_SUCCESS) {
- FreeX509Name(&cert->issuer);
- return WOLFSSL_FAILURE;
- }
- cert->issuer.x509 = cert;
- cert->issuerSet = 1;
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_X509_set_notAfter(WOLFSSL_X509* x509, const WOLFSSL_ASN1_TIME* t)
- {
- if (x509 == NULL || t == NULL) {
- return WOLFSSL_FAILURE;
- }
- x509->notAfter.type = t->type;
- x509->notAfter.length = t->length;
- XMEMCPY(x509->notAfter.data, t->data, CTC_DATE_SIZE);
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_X509_set_notBefore(WOLFSSL_X509* x509, const WOLFSSL_ASN1_TIME* t)
- {
- if (x509 == NULL || t == NULL) {
- return WOLFSSL_FAILURE;
- }
- x509->notBefore.type = t->type;
- x509->notBefore.length = t->length;
- XMEMCPY(x509->notBefore.data, t->data, CTC_DATE_SIZE);
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_X509_set_serialNumber(WOLFSSL_X509* x509, WOLFSSL_ASN1_INTEGER* s)
- {
- WOLFSSL_ENTER("wolfSSL_X509_set_serialNumber");
- if (!x509 || !s || s->length >= EXTERNAL_SERIAL_SIZE)
- return WOLFSSL_FAILURE;
- /* WOLFSSL_ASN1_INTEGER has type | size | data */
- if (s->length < 3) {
- return WOLFSSL_FAILURE;
- }
- XMEMCPY(x509->serial, s->data + 2, s->length - 2);
- x509->serialSz = s->length - 2;
- x509->serial[s->length] = 0;
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_X509_set_pubkey(WOLFSSL_X509 *cert, WOLFSSL_EVP_PKEY *pkey)
- {
- byte* p = NULL;
- int derSz = 0;
- WOLFSSL_ENTER("wolfSSL_X509_set_pubkey");
- if (cert == NULL || pkey == NULL)
- return WOLFSSL_FAILURE;
- /* Regenerate since pkey->pkey.ptr may contain private key */
- switch (pkey->type) {
- #if (defined(WOLFSSL_KEY_GEN) || defined(OPENSSL_EXTRA)) && !defined(NO_RSA)
- case EVP_PKEY_RSA:
- {
- RsaKey* rsa;
- if (pkey->rsa == NULL || pkey->rsa->internal == NULL)
- return WOLFSSL_FAILURE;
- rsa = (RsaKey*)pkey->rsa->internal;
- derSz = wc_RsaPublicKeyDerSize(rsa, 1);
- if (derSz <= 0)
- return WOLFSSL_FAILURE;
- p = (byte*)XMALLOC(derSz, cert->heap, DYNAMIC_TYPE_PUBLIC_KEY);
- if (p == NULL)
- return WOLFSSL_FAILURE;
- if ((derSz = wc_RsaKeyToPublicDer(rsa, p, derSz)) <= 0) {
- XFREE(p, cert->heap, DYNAMIC_TYPE_PUBLIC_KEY);
- return WOLFSSL_FAILURE;
- }
- cert->pubKeyOID = RSAk;
- }
- break;
- #endif /* (WOLFSSL_KEY_GEN || OPENSSL_EXTRA) && !NO_RSA */
- #if !defined(HAVE_SELFTEST) && (defined(WOLFSSL_KEY_GEN) || \
- defined(WOLFSSL_CERT_GEN)) && !defined(NO_DSA)
- case EVP_PKEY_DSA:
- {
- DsaKey* dsa;
- if (pkey->dsa == NULL || pkey->dsa->internal == NULL)
- return WOLFSSL_FAILURE;
- dsa = (DsaKey*)pkey->dsa->internal;
- /* size of pub, priv, p, q, g + ASN.1 additional information */
- derSz = 5 * mp_unsigned_bin_size(&dsa->g) + MAX_ALGO_SZ;
- p = (byte*)XMALLOC(derSz, cert->heap, DYNAMIC_TYPE_PUBLIC_KEY);
- if (p == NULL)
- return WOLFSSL_FAILURE;
- if ((derSz = wc_DsaKeyToPublicDer(dsa, p, derSz)) <= 0) {
- XFREE(p, cert->heap, DYNAMIC_TYPE_PUBLIC_KEY);
- return WOLFSSL_FAILURE;
- }
- cert->pubKeyOID = RSAk;
- }
- break;
- #endif /* !HAVE_SELFTEST && (WOLFSSL_KEY_GEN || WOLFSSL_CERT_GEN) && !NO_DSA */
- #ifdef HAVE_ECC
- case EVP_PKEY_EC:
- {
- ecc_key* ecc;
- if (pkey->ecc == NULL || pkey->ecc->internal == NULL)
- return WOLFSSL_FAILURE;
- ecc = (ecc_key*)pkey->ecc->internal;
- derSz = wc_EccPublicKeyDerSize(ecc, 1);
- if (derSz <= 0)
- return WOLFSSL_FAILURE;
- p = (byte*)XMALLOC(derSz, cert->heap, DYNAMIC_TYPE_PUBLIC_KEY);
- if (p == NULL)
- return WOLFSSL_FAILURE;
- if ((derSz = wc_EccPublicKeyToDer(ecc, p, derSz, 1)) <= 0) {
- XFREE(p, cert->heap, DYNAMIC_TYPE_PUBLIC_KEY);
- return WOLFSSL_FAILURE;
- }
- cert->pubKeyOID = ECDSAk;
- }
- break;
- #endif
- default:
- return WOLFSSL_FAILURE;
- }
- cert->pubKey.buffer = p;
- cert->pubKey.length = derSz;
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_X509_set_version(WOLFSSL_X509* x509, long v)
- {
- WOLFSSL_ENTER("wolfSSL_X509_set_version");
- if ((x509 == NULL) || (v < 0) || (v > INT_MAX)) {
- return WOLFSSL_FAILURE;
- }
- x509->version = (int) v + 1;
- return WOLFSSL_SUCCESS;
- }
- #endif /* (OPENSSL_EXTRA || OPENSSL_EXTRA_X509_SMALL) && WOLFSSL_CERT_GEN */
- #if defined(OPENSSL_ALL) && !defined(NO_CERTS) && \
- defined(WOLFSSL_CERT_GEN) && defined(WOLFSSL_CERT_REQ)
- void wolfSSL_X509V3_set_ctx(WOLFSSL_X509V3_CTX* ctx, WOLFSSL_X509* issuer,
- WOLFSSL_X509* subject, WOLFSSL_X509* req, WOLFSSL_X509_CRL* crl,
- int flag)
- {
- int ret = WOLFSSL_SUCCESS;
- WOLFSSL_ENTER("wolfSSL_X509V3_set_ctx");
- if (!ctx || !ctx->x509)
- return;
- if (!ctx->x509) {
- ctx->x509 = wolfSSL_X509_new();
- if (!ctx->x509)
- return;
- }
- /* Set parameters in ctx as long as ret == WOLFSSL_SUCCESS */
- if (issuer)
- ret = wolfSSL_X509_set_issuer_name(ctx->x509,&issuer->issuer);
- if (subject && ret == WOLFSSL_SUCCESS)
- ret = wolfSSL_X509_set_subject_name(ctx->x509,&subject->subject);
- if (req && ret == WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("req not implemented.");
- }
- if (crl && ret == WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("crl not implemented.");
- }
- if (flag && ret == WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("flag not implemented.");
- }
- if (!ret) {
- WOLFSSL_MSG("Error setting WOLFSSL_X509V3_CTX parameters.");
- }
- }
- #ifndef NO_BIO
- int wolfSSL_i2d_X509_REQ(WOLFSSL_X509* req, unsigned char** out)
- {
- int derSz = 0;
- int ret = WOLFSSL_FAILURE;
- WOLFSSL_BIO* bio = NULL;
- WOLFSSL_ENTER("wolfSSL_i2d_X509_REQ");
- if (req == NULL || out == NULL) {
- return BAD_FUNC_ARG;
- }
- if (!(bio = wolfSSL_BIO_new(wolfSSL_BIO_s_mem()))) {
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_i2d_X509_REQ_bio(bio, req) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("wolfSSL_i2d_X509_REQ_bio error");
- goto cleanup;
- }
- derSz = wolfSSL_BIO_get_len(bio);
- if (*out == NULL) {
- *out = (unsigned char*)XMALLOC(derSz, NULL, DYNAMIC_TYPE_OPENSSL);
- if (!*out) {
- WOLFSSL_MSG("malloc error");
- ret = MEMORY_E;
- goto cleanup;
- }
- }
- if (wolfSSL_BIO_read(bio, *out, derSz) != derSz) {
- WOLFSSL_MSG("wolfSSL_BIO_read error");
- goto cleanup;
- }
- ret = derSz;
- cleanup:
- wolfSSL_BIO_free(bio);
- return ret;
- }
- #endif /* !NO_BIO */
- WOLFSSL_X509* wolfSSL_X509_REQ_new(void)
- {
- return wolfSSL_X509_new();
- }
- void wolfSSL_X509_REQ_free(WOLFSSL_X509* req)
- {
- wolfSSL_X509_free(req);
- }
- int wolfSSL_X509_REQ_sign(WOLFSSL_X509 *req, WOLFSSL_EVP_PKEY *pkey,
- const WOLFSSL_EVP_MD *md)
- {
- int ret;
- byte der[2048];
- int derSz = sizeof(der);
- if (req == NULL || pkey == NULL || md == NULL) {
- WOLFSSL_LEAVE("wolfSSL_X509_REQ_sign", BAD_FUNC_ARG);
- return WOLFSSL_FAILURE;
- }
- /* Create a Cert that has the certificate request fields. */
- req->sigOID = wolfSSL_sigTypeFromPKEY((WOLFSSL_EVP_MD*)md, pkey);
- ret = wolfssl_x509_make_der(req, 1, der, &derSz, 0);
- if (ret != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Unable to make DER for X509");
- WOLFSSL_LEAVE("wolfSSL_X509_REQ_sign", ret);
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_X509_resign_cert(req, 1, der, sizeof(der), derSz,
- (WOLFSSL_EVP_MD*)md, pkey) <= 0) {
- return WOLFSSL_FAILURE;
- }
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_X509_REQ_sign_ctx(WOLFSSL_X509 *req,
- WOLFSSL_EVP_MD_CTX* md_ctx)
- {
- if (md_ctx && md_ctx->pctx)
- return wolfSSL_X509_REQ_sign(req, md_ctx->pctx->pkey,
- wolfSSL_EVP_MD_CTX_md(md_ctx));
- else
- return WOLFSSL_FAILURE;
- }
- static int regenX509REQDerBuffer(WOLFSSL_X509* x509)
- {
- int derSz = X509_BUFFER_SZ;
- int ret = WOLFSSL_FAILURE;
- #ifdef WOLFSSL_SMALL_STACK
- byte* der;
- der = (byte*)XMALLOC(derSz, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (!der) {
- WOLFSSL_MSG("malloc failed");
- return WOLFSSL_FAILURE;
- }
- #else
- byte der[X509_BUFFER_SZ];
- #endif
- if (wolfssl_x509_make_der(x509, 1, der, &derSz, 0) == WOLFSSL_SUCCESS) {
- FreeDer(&x509->derCert);
- if (AllocDer(&x509->derCert, derSz, CERT_TYPE, x509->heap) == 0) {
- XMEMCPY(x509->derCert->buffer, der, derSz);
- ret = WOLFSSL_SUCCESS;
- }
- else {
- WOLFSSL_MSG("Failed to allocate DER buffer for X509");
- }
- }
- else {
- WOLFSSL_MSG("Unable to make DER for X509 REQ");
- }
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(der, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- #endif
- return ret;
- }
- int wolfSSL_X509_REQ_add_extensions(WOLFSSL_X509* req,
- WOLF_STACK_OF(WOLFSSL_X509_EXTENSION)* ext_sk)
- {
- if (!req || !ext_sk) {
- WOLFSSL_MSG("Bad parameter");
- return WOLFSSL_FAILURE;
- }
- while (ext_sk) {
- WOLFSSL_X509_EXTENSION* ext = ext_sk->data.ext;
- if (wolfSSL_X509_add_ext(req, ext, -1) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("wolfSSL_X509_add_ext error");
- return WOLFSSL_FAILURE;
- }
- ext_sk = ext_sk->next;
- }
- return regenX509REQDerBuffer(req);
- }
- int wolfSSL_X509_REQ_add1_attr_by_txt(WOLFSSL_X509 *req,
- const char *attrname, int type,
- const unsigned char *bytes, int len)
- {
- WOLFSSL_ENTER("wolfSSL_X509_REQ_add1_attr_by_txt");
- #ifdef HAVE_LIBEST
- if (!req || !attrname || !bytes || type != MBSTRING_ASC) {
- WOLFSSL_MSG("Bad parameter");
- return WOLFSSL_FAILURE;
- }
- if (len < 0) {
- len = (int)XSTRLEN((char*)bytes);
- }
- /* For now just pretend that we support this for libest testing */
- if (len == XSTR_SIZEOF("1.3.6.1.1.1.1.22") &&
- XMEMCMP("1.3.6.1.1.1.1.22", bytes, len) == 0) {
- /* MAC Address */
- }
- else if (len == XSTR_SIZEOF("1.2.840.10045.2.1") &&
- XMEMCMP("1.2.840.10045.2.1", bytes, len) == 0) {
- /* ecPublicKey */
- }
- else if (len == XSTR_SIZEOF("1.2.840.10045.4.3.3") &&
- XMEMCMP("1.2.840.10045.4.3.3", bytes, len) == 0) {
- /* ecdsa-with-SHA384 */
- }
- else {
- return WOLFSSL_FAILURE;
- }
- /* return error if not built for libest */
- return WOLFSSL_SUCCESS;
- #else
- (void)req;
- (void)attrname;
- (void)type;
- (void)bytes;
- (void)len;
- return WOLFSSL_FAILURE;
- #endif
- }
- int wolfSSL_X509_REQ_add1_attr_by_NID(WOLFSSL_X509 *req,
- int nid, int type,
- const unsigned char *bytes,
- int len)
- {
- WOLFSSL_ENTER("wolfSSL_X509_REQ_add1_attr_by_NID");
- if (!req || !bytes || type != MBSTRING_ASC) {
- WOLFSSL_MSG("Bad parameter");
- return WOLFSSL_FAILURE;
- }
- switch (nid) {
- case NID_pkcs9_challengePassword:
- if (len < 0)
- len = (int)XSTRLEN((char*)bytes);
- if (len < CTC_NAME_SIZE) {
- XMEMCPY(req->challengePw, bytes, len);
- req->challengePw[len] = '\0';
- }
- else {
- WOLFSSL_MSG("Challenge password too long");
- return WOLFSSL_FAILURE;
- }
- if (req->challengePwAttr) {
- wolfSSL_X509_ATTRIBUTE_free(req->challengePwAttr);
- }
- req->challengePwAttr = wolfSSL_X509_ATTRIBUTE_new();
- if (req->challengePwAttr) {
- req->challengePwAttr->value->value.asn1_string =
- wolfSSL_ASN1_STRING_new();
- if (wolfSSL_ASN1_STRING_set(
- req->challengePwAttr->value->value.asn1_string,
- bytes, len) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("wolfSSL_ASN1_STRING_set error");
- return WOLFSSL_FAILURE;
- }
- req->challengePwAttr->value->type = V_ASN1_PRINTABLESTRING;
- }
- else {
- WOLFSSL_MSG("wolfSSL_X509_ATTRIBUTE_new error");
- return WOLFSSL_FAILURE;
- }
- break;
- case NID_serialNumber:
- if (len < 0)
- len = (int)XSTRLEN((char*)bytes);
- if (len + 1 > EXTERNAL_SERIAL_SIZE) {
- WOLFSSL_MSG("SerialNumber too long");
- return WOLFSSL_FAILURE;
- }
- XMEMCPY(req->serial, bytes, len);
- req->serialSz = len;
- break;
- default:
- WOLFSSL_MSG("Unsupported attribute");
- return WOLFSSL_FAILURE;
- }
- return WOLFSSL_SUCCESS;
- }
- /* Return NID as the attr index */
- int wolfSSL_X509_REQ_get_attr_by_NID(const WOLFSSL_X509 *req,
- int nid, int lastpos)
- {
- WOLFSSL_ENTER("wolfSSL_X509_REQ_get_attr_by_NID");
- /* Since we only support 1 attr per attr type then a lastpos of >= 0
- * indicates that one was already returned */
- if (!req || lastpos >= 0) {
- WOLFSSL_MSG("Bad parameter");
- return WOLFSSL_FATAL_ERROR;
- }
- switch (nid) {
- case NID_pkcs9_challengePassword:
- return req->challengePwAttr ? nid : WOLFSSL_FATAL_ERROR;
- default:
- WOLFSSL_MSG("Unsupported attribute");
- return WOLFSSL_FATAL_ERROR;
- }
- }
- /**
- * @param req X509_REQ containing attribute
- * @param loc NID of the attribute to return
- */
- WOLFSSL_X509_ATTRIBUTE *wolfSSL_X509_REQ_get_attr(
- const WOLFSSL_X509 *req, int loc)
- {
- WOLFSSL_ENTER("wolfSSL_X509_REQ_get_attr");
- if (!req) {
- WOLFSSL_MSG("Bad parameter");
- return NULL;
- }
- switch (loc) {
- case NID_pkcs9_challengePassword:
- return req->challengePwAttr;
- default:
- WOLFSSL_MSG("Unsupported attribute");
- return NULL;
- }
- }
- WOLFSSL_X509_ATTRIBUTE* wolfSSL_X509_ATTRIBUTE_new(void)
- {
- WOLFSSL_X509_ATTRIBUTE* ret;
- WOLFSSL_ENTER("wolfSSL_X509_ATTRIBUTE_new");
- ret = (WOLFSSL_X509_ATTRIBUTE*)XMALLOC(sizeof(WOLFSSL_X509_ATTRIBUTE),
- NULL, DYNAMIC_TYPE_OPENSSL);
- if (!ret) {
- WOLFSSL_MSG("malloc error");
- return NULL;
- }
- XMEMSET(ret, 0, sizeof(WOLFSSL_X509_ATTRIBUTE));
- ret->object = wolfSSL_ASN1_OBJECT_new();
- ret->value = wolfSSL_ASN1_TYPE_new();
- /* Don't allocate ret->set since WOLFSSL_ASN1_TYPE
- * is not supported as a stack type */
- if (!ret->object || !ret->value) {
- WOLFSSL_MSG("wolfSSL_ASN1_OBJECT_new or wolfSSL_ASN1_TYPE_new error");
- wolfSSL_X509_ATTRIBUTE_free(ret);
- return NULL;
- }
- return ret;
- }
- void wolfSSL_X509_ATTRIBUTE_free(WOLFSSL_X509_ATTRIBUTE* attr)
- {
- WOLFSSL_ENTER("wolfSSL_X509_ATTRIBUTE_free");
- if (attr) {
- if (attr->object) {
- wolfSSL_ASN1_OBJECT_free(attr->object);
- }
- if (attr->value) {
- wolfSSL_ASN1_TYPE_free(attr->value);
- }
- if (attr->set) {
- wolfSSL_sk_free(attr->set);
- }
- XFREE(attr, NULL, DYNAMIC_TYPE_OPENSSL);
- }
- }
- WOLFSSL_ASN1_TYPE *wolfSSL_X509_ATTRIBUTE_get0_type(
- WOLFSSL_X509_ATTRIBUTE *attr, int idx)
- {
- WOLFSSL_ENTER("wolfSSL_X509_ATTRIBUTE_get0_type");
- if (!attr || idx != 0) {
- WOLFSSL_MSG("Bad parameter");
- return NULL;
- }
- return attr->value;
- }
- WOLFSSL_X509 *wolfSSL_X509_to_X509_REQ(WOLFSSL_X509 *x,
- WOLFSSL_EVP_PKEY *pkey, const WOLFSSL_EVP_MD *md)
- {
- WOLFSSL_ENTER("wolfSSL_X509_to_X509_REQ");
- (void)pkey;
- (void)md;
- return wolfSSL_X509_dup(x);
- }
- int wolfSSL_X509_REQ_set_subject_name(WOLFSSL_X509 *req,
- WOLFSSL_X509_NAME *name)
- {
- return wolfSSL_X509_set_subject_name(req, name);
- }
- int wolfSSL_X509_REQ_set_pubkey(WOLFSSL_X509 *req, WOLFSSL_EVP_PKEY *pkey)
- {
- return wolfSSL_X509_set_pubkey(req, pkey);
- }
- #endif /* OPENSSL_ALL && !NO_CERTS && WOLFSSL_CERT_GEN && WOLFSSL_CERT_REQ */
- #ifdef WOLFSSL_STATIC_EPHEMERAL
- static int SetStaticEphemeralKey(StaticKeyExchangeInfo_t* staticKE, int keyAlgo,
- const char* key, unsigned int keySz, int format, void* heap)
- {
- int ret = 0;
- DerBuffer* der = NULL;
- byte* keyBuf = NULL;
- #ifndef NO_FILESYSTEM
- const char* keyFile = NULL;
- #endif
- /* allow empty key to free buffer */
- if (staticKE == NULL || (key == NULL && keySz > 0)) {
- return BAD_FUNC_ARG;
- }
- WOLFSSL_ENTER("SetStaticEphemeralKey");
- /* if just free'ing key then skip loading */
- if (key != NULL) {
- #ifndef NO_FILESYSTEM
- /* load file from filesystem */
- if (key != NULL && keySz == 0) {
- size_t keyBufSz = 0;
- keyFile = (const char*)key;
- ret = wc_FileLoad(keyFile, &keyBuf, &keyBufSz, heap);
- if (ret != 0) {
- return ret;
- }
- keySz = (unsigned int)keyBufSz;
- }
- else
- #endif
- {
- /* use as key buffer directly */
- keyBuf = (byte*)key;
- }
- if (format == WOLFSSL_FILETYPE_PEM) {
- #ifdef WOLFSSL_PEM_TO_DER
- int keyFormat = 0;
- ret = PemToDer(keyBuf, keySz, PRIVATEKEY_TYPE, &der,
- heap, NULL, &keyFormat);
- /* auto detect key type */
- if (ret == 0 && keyAlgo == WC_PK_TYPE_NONE) {
- if (keyFormat == ECDSAk)
- keyAlgo = WC_PK_TYPE_ECDH;
- else if (keyFormat == X25519k)
- keyAlgo = WC_PK_TYPE_CURVE25519;
- else
- keyAlgo = WC_PK_TYPE_DH;
- }
- #else
- ret = NOT_COMPILED_IN;
- #endif
- }
- else {
- /* Detect PK type (if required) */
- #ifdef HAVE_ECC
- if (keyAlgo == WC_PK_TYPE_NONE) {
- word32 idx = 0;
- ecc_key eccKey;
- ret = wc_ecc_init_ex(&eccKey, heap, INVALID_DEVID);
- if (ret == 0) {
- ret = wc_EccPrivateKeyDecode(keyBuf, &idx, &eccKey, keySz);
- if (ret == 0)
- keyAlgo = WC_PK_TYPE_ECDH;
- wc_ecc_free(&eccKey);
- }
- }
- #endif
- #if !defined(NO_DH) && defined(WOLFSSL_DH_EXTRA)
- if (keyAlgo == WC_PK_TYPE_NONE) {
- word32 idx = 0;
- DhKey dhKey;
- ret = wc_InitDhKey_ex(&dhKey, heap, INVALID_DEVID);
- if (ret == 0) {
- ret = wc_DhKeyDecode(keyBuf, &idx, &dhKey, keySz);
- if (ret == 0)
- keyAlgo = WC_PK_TYPE_DH;
- wc_FreeDhKey(&dhKey);
- }
- }
- #endif
- #ifdef HAVE_CURVE25519
- if (keyAlgo == WC_PK_TYPE_NONE) {
- word32 idx = 0;
- curve25519_key x25519Key;
- ret = wc_curve25519_init_ex(&x25519Key, heap, INVALID_DEVID);
- if (ret == 0) {
- ret = wc_Curve25519PrivateKeyDecode(keyBuf, &idx, &x25519Key,
- keySz);
- if (ret == 0)
- keyAlgo = WC_PK_TYPE_CURVE25519;
- wc_curve25519_free(&x25519Key);
- }
- }
- #endif
- if (keyAlgo != WC_PK_TYPE_NONE) {
- ret = AllocDer(&der, keySz, PRIVATEKEY_TYPE, heap);
- if (ret == 0) {
- XMEMCPY(der->buffer, keyBuf, keySz);
- }
- }
- }
- }
- #ifndef NO_FILESYSTEM
- /* done with keyFile buffer */
- if (keyFile && keyBuf) {
- XFREE(keyBuf, heap, DYNAMIC_TYPE_TMP_BUFFER);
- }
- #endif
- /* if key is already allocated then set free it */
- #ifndef NO_DH
- if (keyAlgo == WC_PK_TYPE_DH && staticKE->dhKey && staticKE->weOwnDH) {
- FreeDer(&staticKE->dhKey);
- }
- #endif
- #ifdef HAVE_ECC
- if (keyAlgo == WC_PK_TYPE_ECDH && staticKE->ecKey && staticKE->weOwnEC) {
- FreeDer(&staticKE->ecKey);
- }
- #endif
- #ifdef HAVE_CURVE25519
- if (keyAlgo == WC_PK_TYPE_CURVE25519 && staticKE->x25519Key &&
- staticKE->weOwnX25519) {
- FreeDer(&staticKE->x25519Key);
- }
- #endif
- switch (keyAlgo) {
- #ifndef NO_DH
- case WC_PK_TYPE_DH:
- staticKE->dhKey = der; der = NULL;
- staticKE->weOwnDH = 1;
- break;
- #endif
- #ifdef HAVE_ECC
- case WC_PK_TYPE_ECDH:
- staticKE->ecKey = der; der = NULL;
- staticKE->weOwnEC = 1;
- break;
- #endif
- #ifdef HAVE_CURVE25519
- case WC_PK_TYPE_CURVE25519:
- staticKE->x25519Key = der; der = NULL;
- staticKE->weOwnX25519 = 1;
- break;
- #endif
- default:
- /* not supported */
- ret = NOT_COMPILED_IN;
- break;
- }
- if (ret != 0) {
- FreeDer(&der);
- }
- WOLFSSL_LEAVE("SetStaticEphemeralKey", ret);
- return ret;
- }
- int wolfSSL_CTX_set_ephemeral_key(WOLFSSL_CTX* ctx, int keyAlgo,
- const char* key, unsigned int keySz, int format)
- {
- if (ctx == NULL) {
- return BAD_FUNC_ARG;
- }
- return SetStaticEphemeralKey(&ctx->staticKE, keyAlgo, key, keySz, format,
- ctx->heap);
- }
- int wolfSSL_set_ephemeral_key(WOLFSSL* ssl, int keyAlgo,
- const char* key, unsigned int keySz, int format)
- {
- if (ssl == NULL) {
- return BAD_FUNC_ARG;
- }
- return SetStaticEphemeralKey(&ssl->staticKE, keyAlgo, key, keySz, format,
- ssl->heap);
- }
- static int GetStaticEphemeralKey(StaticKeyExchangeInfo_t* staticKE, int keyAlgo,
- const unsigned char** key, unsigned int* keySz)
- {
- int ret = 0;
- DerBuffer* der = NULL;
- if (staticKE == NULL || key == NULL || keySz == NULL) {
- return BAD_FUNC_ARG;
- }
- *key = NULL;
- *keySz = 0;
- switch (keyAlgo) {
- #ifndef NO_DH
- case WC_PK_TYPE_DH:
- der = staticKE->dhKey;
- break;
- #endif
- #ifdef HAVE_ECC
- case WC_PK_TYPE_ECDH:
- der = staticKE->ecKey;
- break;
- #endif
- #ifdef HAVE_CURVE25519
- case WC_PK_TYPE_CURVE25519:
- der = staticKE->x25519Key;
- break;
- #endif
- default:
- /* not supported */
- ret = NOT_COMPILED_IN;
- break;
- }
- if (der) {
- *key = der->buffer;
- *keySz = der->length;
- }
- return ret;
- }
- /* returns pointer to currently loaded static ephemeral as ASN.1 */
- /* this can be converted to PEM using wc_DerToPem */
- int wolfSSL_CTX_get_ephemeral_key(WOLFSSL_CTX* ctx, int keyAlgo,
- const unsigned char** key, unsigned int* keySz)
- {
- if (ctx == NULL) {
- return BAD_FUNC_ARG;
- }
- return GetStaticEphemeralKey(&ctx->staticKE, keyAlgo, key, keySz);
- }
- int wolfSSL_get_ephemeral_key(WOLFSSL* ssl, int keyAlgo,
- const unsigned char** key, unsigned int* keySz)
- {
- if (ssl == NULL) {
- return BAD_FUNC_ARG;
- }
- return GetStaticEphemeralKey(&ssl->staticKE, keyAlgo, key, keySz);
- }
- #endif /* WOLFSSL_STATIC_EPHEMERAL */
- #if defined(OPENSSL_EXTRA)
- /* wolfSSL_THREADID_current is provided as a compat API with
- * CRYPTO_THREADID_current to register current thread id into given id object.
- * However, CRYPTO_THREADID_current API has been deprecated and no longer
- * exists in the OpenSSL 1.0.0 or later.This API only works as a stub
- * like as existing wolfSSL_THREADID_set_numeric.
- */
- void wolfSSL_THREADID_current(WOLFSSL_CRYPTO_THREADID* id)
- {
- (void)id;
- return;
- }
- /* wolfSSL_THREADID_hash is provided as a compatible API with
- * CRYPTO_THREADID_hash which returns a hash value calcurated from the
- * specified thread id. However, CRYPTO_THREADID_hash API has been
- * deprecated and no longer exists in the OpenSSL 1.0.0 or later.
- * This API only works as a stub to returns 0. This behavior is
- * equivalent to the latest OpenSSL CRYPTO_THREADID_hash.
- */
- unsigned long wolfSSL_THREADID_hash(const WOLFSSL_CRYPTO_THREADID* id)
- {
- (void)id;
- return 0UL;
- }
- /* wolfSSL_CTX_set_ecdh_auto is provided as compatible API with
- * SSL_CTX_set_ecdh_auto to enable auto ecdh curve selection functionality.
- * Since this functionality is enabled by default in wolfSSL,
- * this API exists as a stub.
- */
- int wolfSSL_CTX_set_ecdh_auto(WOLFSSL_CTX* ctx, int onoff)
- {
- (void)ctx;
- (void)onoff;
- return WOLFSSL_SUCCESS;
- }
- /**
- * set security level (wolfSSL doesn't support security level)
- * @param ctx a pointer to WOLFSSL_EVP_PKEY_CTX structure
- * @param level security level
- */
- void wolfSSL_CTX_set_security_level(WOLFSSL_CTX* ctx, int level)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_set_security_level");
- (void)ctx;
- (void)level;
- }
- /**
- * get security level (wolfSSL doesn't support security level)
- * @param ctx a pointer to WOLFSSL_EVP_PKEY_CTX structure
- * @return always 0(level 0)
- */
- int wolfSSL_CTX_get_security_level(const WOLFSSL_CTX* ctx)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_get_security_level");
- (void)ctx;
- return 0;
- }
- /**
- * Determine whether a WOLFSSL_SESSION object can be used for resumption
- * @param s a pointer to WOLFSSL_SESSION structure
- * @return return 1 if session is resumable, otherwise 0.
- */
- int wolfSSL_SESSION_is_resumable(const WOLFSSL_SESSION *s)
- {
- if (s == NULL)
- return 0;
- #ifdef HAVE_SESSION_TICKET
- if (s->ticketLen > 0)
- return 1;
- #endif
- if (s->sessionIDSz > 0)
- return 1;
- return 0;
- }
- #if defined(OPENSSL_EXTRA) && defined(HAVE_SECRET_CALLBACK)
- /*
- * This API accepts a user callback which puts key-log records into
- * a KEY LOGFILE. The callback is stored into a CTX and propagated to
- * each SSL object on its creation timing.
- */
- void wolfSSL_CTX_set_keylog_callback(WOLFSSL_CTX* ctx, wolfSSL_CTX_keylog_cb_func cb)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_set_keylog_callback");
- /* stores the callback into WOLFSSL_CTX */
- if (ctx != NULL) {
- ctx->keyLogCb = cb;
- }
- }
- wolfSSL_CTX_keylog_cb_func wolfSSL_CTX_get_keylog_callback(
- const WOLFSSL_CTX* ctx)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_get_keylog_callback");
- if (ctx != NULL)
- return ctx->keyLogCb;
- else
- return NULL;
- }
- #endif /* OPENSSL_EXTRA && HAVE_SECRET_CALLBACK */
- /**
- * Return DH p, q and g parameters
- * @param dh a pointer to WOLFSSL_DH
- * @param p a pointer to WOLFSSL_BIGNUM to be obtained from dh
- * @param q a pointer to WOLFSSL_BIGNUM to be obtained from dh
- * @param q a pointer to WOLFSSL_BIGNUM to be obtained from dh
- */
- void wolfSSL_DH_get0_pqg(const WOLFSSL_DH *dh, const WOLFSSL_BIGNUM **p,
- const WOLFSSL_BIGNUM **q, const WOLFSSL_BIGNUM **g)
- {
- WOLFSSL_ENTER("wolfSSL_DH_get0_pqg");
- if (dh == NULL)
- return;
- if (p != NULL)
- *p = dh->p;
- if (q != NULL)
- *q = dh->q;
- if (g != NULL)
- *g = dh->g;
- }
- #endif /* OPENSSL_EXTRA */
- /*******************************************************************************
- * START OF standard C library wrapping APIs
- ******************************************************************************/
- #if defined(OPENSSL_ALL) || (defined(OPENSSL_EXTRA) && (defined(HAVE_STUNNEL) || \
- defined(WOLFSSL_NGINX) || defined(HAVE_LIGHTY) || \
- defined(WOLFSSL_HAPROXY) || defined(WOLFSSL_OPENSSH)))
- #ifndef NO_WOLFSSL_STUB
- int wolfSSL_CRYPTO_set_mem_ex_functions(void *(*m) (size_t, const char *, int),
- void *(*r) (void *, size_t, const char *,
- int), void (*f) (void *))
- {
- (void) m;
- (void) r;
- (void) f;
- WOLFSSL_ENTER("wolfSSL_CRYPTO_set_mem_ex_functions");
- WOLFSSL_STUB("CRYPTO_set_mem_ex_functions");
- return WOLFSSL_FAILURE;
- }
- #endif
- #endif
- #if defined(OPENSSL_EXTRA)
- /**
- * free allocated memory resouce
- * @param str a pointer to resource to be freed
- * @param file dummy argument
- * @param line dummy argument
- */
- void wolfSSL_CRYPTO_free(void *str, const char *file, int line)
- {
- (void)file;
- (void)line;
- XFREE(str, 0, DYNAMIC_TYPE_TMP_BUFFER);
- }
- /**
- * allocate memory with size of num
- * @param num size of memory allocation to be malloced
- * @param file dummy argument
- * @param line dummy argument
- * @return a pointer to allocated memory on succssesful, otherwise NULL
- */
- void *wolfSSL_CRYPTO_malloc(size_t num, const char *file, int line)
- {
- (void)file;
- (void)line;
- return XMALLOC(num, 0, DYNAMIC_TYPE_TMP_BUFFER);
- }
- size_t wolfSSL_strlcpy(char *dst, const char *src, size_t dstSize)
- {
- size_t i;
- if (!dstSize || !dst || !src)
- return 0;
- /* Always have to leave a space for NULL */
- for (i = 0; i < (dstSize - 1) && *src != '\0'; i++) {
- *dst++ = *src++;
- }
- *dst = '\0';
- return i; /* return length without NULL */
- }
- size_t wolfSSL_strlcat(char *dst, const char *src, size_t dstSize)
- {
- size_t dstLen;
- if (!dstSize)
- return 0;
- dstLen = XSTRLEN(dst);
- if (dstSize < dstLen)
- return dstLen + XSTRLEN(src);
- return dstLen + wolfSSL_strlcpy(dst + dstLen, src, dstSize - dstLen);
- }
- #endif
- /*******************************************************************************
- * END OF standard C library wrapping APIs
- ******************************************************************************/
- /*******************************************************************************
- * START OF EX_DATA APIs
- ******************************************************************************/
- #if defined(OPENSSL_ALL) || (defined(OPENSSL_EXTRA) && (defined(HAVE_STUNNEL) || \
- defined(WOLFSSL_NGINX) || defined(HAVE_LIGHTY) || \
- defined(WOLFSSL_HAPROXY) || defined(WOLFSSL_OPENSSH)))
- void wolfSSL_CRYPTO_cleanup_all_ex_data(void){
- WOLFSSL_ENTER("CRYPTO_cleanup_all_ex_data");
- }
- #endif
- #if defined(HAVE_EX_DATA) || defined(FORTRESS)
- void* wolfSSL_CRYPTO_get_ex_data(const WOLFSSL_CRYPTO_EX_DATA* ex_data, int idx)
- {
- WOLFSSL_ENTER("wolfSSL_CTX_get_ex_data");
- #ifdef MAX_EX_DATA
- if(ex_data && idx < MAX_EX_DATA && idx >= 0) {
- return ex_data->ex_data[idx];
- }
- #else
- (void)ex_data;
- (void)idx;
- #endif
- return NULL;
- }
- int wolfSSL_CRYPTO_set_ex_data(WOLFSSL_CRYPTO_EX_DATA* ex_data, int idx, void *data)
- {
- WOLFSSL_ENTER("wolfSSL_CRYPTO_set_ex_data");
- #ifdef MAX_EX_DATA
- if (ex_data && idx < MAX_EX_DATA && idx >= 0) {
- #ifdef HAVE_EX_DATA_CLEANUP_HOOKS
- if (ex_data->ex_data_cleanup_routines[idx]) {
- if (ex_data->ex_data[idx])
- ex_data->ex_data_cleanup_routines[idx](ex_data->ex_data[idx]);
- ex_data->ex_data_cleanup_routines[idx] = NULL;
- }
- #endif
- ex_data->ex_data[idx] = data;
- return WOLFSSL_SUCCESS;
- }
- #else
- (void)ex_data;
- (void)idx;
- (void)data;
- #endif
- return WOLFSSL_FAILURE;
- }
- #ifdef HAVE_EX_DATA_CLEANUP_HOOKS
- int wolfSSL_CRYPTO_set_ex_data_with_cleanup(
- WOLFSSL_CRYPTO_EX_DATA* ex_data,
- int idx,
- void *data,
- wolfSSL_ex_data_cleanup_routine_t cleanup_routine)
- {
- WOLFSSL_ENTER("wolfSSL_CRYPTO_set_ex_data_with_cleanup");
- if (ex_data && idx < MAX_EX_DATA && idx >= 0) {
- if (ex_data->ex_data_cleanup_routines[idx] && ex_data->ex_data[idx])
- ex_data->ex_data_cleanup_routines[idx](ex_data->ex_data[idx]);
- ex_data->ex_data[idx] = data;
- ex_data->ex_data_cleanup_routines[idx] = cleanup_routine;
- return WOLFSSL_SUCCESS;
- }
- return WOLFSSL_FAILURE;
- }
- #endif /* HAVE_EX_DATA_CLEANUP_HOOKS */
- /**
- * Issues unique index for the class specified by class_index.
- * Other parameter except class_index are ignored.
- * Currently, following class_index are accepted:
- * - CRYPTO_EX_INDEX_SSL
- * - CRYPTO_EX_INDEX_SSL_CTX
- * - CRYPTO_EX_INDEX_X509
- * @param class index one of CRYPTO_EX_INDEX_xxx
- * @param argp parameters to be saved
- * @param argl parameters to be saved
- * @param new_func a pointer to WOLFSSL_CRYPTO_EX_new
- * @param dup_func a pointer to WOLFSSL_CRYPTO_EX_dup
- * @param free_func a pointer to WOLFSSL_CRYPTO_EX_free
- * @return index value grater or equal to zero on success, -1 on failure.
- */
- int wolfSSL_CRYPTO_get_ex_new_index(int class_index, long argl, void *argp,
- WOLFSSL_CRYPTO_EX_new* new_func,
- WOLFSSL_CRYPTO_EX_dup* dup_func,
- WOLFSSL_CRYPTO_EX_free* free_func)
- {
- WOLFSSL_ENTER("wolfSSL_CRYPTO_get_ex_new_index");
- (void)argl;
- (void)argp;
- (void)new_func;
- (void)dup_func;
- (void)free_func;
- return get_ex_new_index(class_index);
- }
- #endif /* HAVE_EX_DATA || FORTRESS */
- /*******************************************************************************
- * END OF EX_DATA APIs
- ******************************************************************************/
- /*******************************************************************************
- * START OF BUF_MEM API
- ******************************************************************************/
- #if defined(OPENSSL_EXTRA)
- /* Begin functions for openssl/buffer.h */
- WOLFSSL_BUF_MEM* wolfSSL_BUF_MEM_new(void)
- {
- WOLFSSL_BUF_MEM* buf;
- buf = (WOLFSSL_BUF_MEM*)XMALLOC(sizeof(WOLFSSL_BUF_MEM), NULL,
- DYNAMIC_TYPE_OPENSSL);
- if (buf) {
- XMEMSET(buf, 0, sizeof(WOLFSSL_BUF_MEM));
- }
- return buf;
- }
- /* returns length of buffer on success */
- int wolfSSL_BUF_MEM_grow(WOLFSSL_BUF_MEM* buf, size_t len)
- {
- int len_int = (int)len;
- int mx;
- /* verify provided arguments */
- if (buf == NULL || len_int < 0) {
- return 0; /* BAD_FUNC_ARG; */
- }
- /* check to see if fits in existing length */
- if (buf->length > len) {
- buf->length = len;
- return len_int;
- }
- /* check to see if fits in max buffer */
- if (buf->max >= len) {
- if (buf->data != NULL) {
- XMEMSET(&buf->data[buf->length], 0, len - buf->length);
- }
- buf->length = len;
- return len_int;
- }
- /* expand size, to handle growth */
- mx = (len_int + 3) / 3 * 4;
- /* use realloc */
- buf->data = (char*)XREALLOC(buf->data, mx, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (buf->data == NULL) {
- return 0; /* ERR_R_MALLOC_FAILURE; */
- }
- buf->max = mx;
- XMEMSET(&buf->data[buf->length], 0, len - buf->length);
- buf->length = len;
- return len_int;
- }
- void wolfSSL_BUF_MEM_free(WOLFSSL_BUF_MEM* buf)
- {
- if (buf) {
- if (buf->data) {
- XFREE(buf->data, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- buf->data = NULL;
- }
- buf->max = 0;
- buf->length = 0;
- XFREE(buf, NULL, DYNAMIC_TYPE_OPENSSL);
- }
- }
- /* End Functions for openssl/buffer.h */
- #endif /* OPENSSL_EXTRA */
- /*******************************************************************************
- * END OF BUF_MEM API
- ******************************************************************************/
- /*******************************************************************************
- * START OF TXT_DB API
- ******************************************************************************/
- #if defined(OPENSSL_ALL) && !defined(NO_BIO)
- /**
- * This function reads a tab delimetered CSV input and returns
- * a populated WOLFSSL_TXT_DB structure.
- * @param in Tab delimetered CSV input
- * @param num Number of fields in each row.
- * @return
- */
- WOLFSSL_TXT_DB *wolfSSL_TXT_DB_read(WOLFSSL_BIO *in, int num)
- {
- WOLFSSL_TXT_DB *ret = NULL;
- char *buf = NULL;
- char *bufEnd = NULL;
- char *idx = NULL;
- char* lineEnd = NULL;
- int bufSz;
- int failed = 1;
- /* Space in front of str reserved for field pointers + \0 */
- int fieldsSz = (num + 1) * sizeof(char *);
- WOLFSSL_ENTER("wolfSSL_TXT_DB_read");
- if (!in || num <= 0 || num > WOLFSSL_TXT_DB_MAX_FIELDS) {
- WOLFSSL_MSG("Bad parameter or too many fields");
- return NULL;
- }
- if (!(ret = (WOLFSSL_TXT_DB*)XMALLOC(sizeof(WOLFSSL_TXT_DB), NULL,
- DYNAMIC_TYPE_OPENSSL))) {
- WOLFSSL_MSG("malloc error");
- goto error;
- }
- XMEMSET (ret, 0, sizeof(WOLFSSL_TXT_DB));
- ret->num_fields = num;
- if (!(ret->data = wolfSSL_sk_WOLFSSL_STRING_new())) {
- WOLFSSL_MSG("wolfSSL_sk_WOLFSSL_STRING_new error");
- goto error;
- }
- bufSz = wolfSSL_BIO_get_len(in);
- if (bufSz <= 0 ||
- !(buf = (char*)XMALLOC(bufSz+1, NULL,
- DYNAMIC_TYPE_TMP_BUFFER))) {
- WOLFSSL_MSG("malloc error or no data in BIO");
- goto error;
- }
- if (wolfSSL_BIO_read(in, buf, bufSz) != bufSz) {
- WOLFSSL_MSG("malloc error or no data in BIO");
- goto error;
- }
- buf[bufSz] = '\0';
- idx = buf;
- for (bufEnd = buf + bufSz; idx < bufEnd; idx = lineEnd + 1) {
- char* strBuf = NULL;
- char** fieldPtr = NULL;
- int fieldPtrIdx = 0;
- char* fieldCheckIdx = NULL;
- lineEnd = XSTRNSTR(idx, "\n", (unsigned int)(bufEnd - idx));
- if (!lineEnd)
- lineEnd = bufEnd;
- if (idx == lineEnd) /* empty line */
- continue;
- if (*idx == '#')
- continue;
- *lineEnd = '\0';
- strBuf = (char*)XMALLOC(fieldsSz + lineEnd - idx + 1, NULL,
- DYNAMIC_TYPE_OPENSSL);
- if (!strBuf) {
- WOLFSSL_MSG("malloc error");
- goto error;
- }
- XMEMCPY(strBuf + fieldsSz, idx, lineEnd - idx + 1); /* + 1 for NULL */
- XMEMSET(strBuf, 0, fieldsSz);
- /* Check for appropriate number of fields */
- fieldPtr = (char**)strBuf;
- fieldCheckIdx = strBuf + fieldsSz;
- fieldPtr[fieldPtrIdx++] = fieldCheckIdx;
- while (*fieldCheckIdx != '\0') {
- /* Handle escaped tabs */
- if (*fieldCheckIdx == '\t' && fieldCheckIdx[-1] != '\\') {
- fieldPtr[fieldPtrIdx++] = fieldCheckIdx + 1;
- *fieldCheckIdx = '\0';
- if (fieldPtrIdx > num) {
- WOLFSSL_MSG("too many fields");
- XFREE(strBuf, NULL, DYNAMIC_TYPE_OPENSSL);
- goto error;
- }
- }
- fieldCheckIdx++;
- }
- if (fieldPtrIdx != num) {
- WOLFSSL_MSG("wrong number of fields");
- XFREE(strBuf, NULL, DYNAMIC_TYPE_OPENSSL);
- goto error;
- }
- if (wolfSSL_sk_push(ret->data, strBuf) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("wolfSSL_sk_push error");
- XFREE(strBuf, NULL, DYNAMIC_TYPE_OPENSSL);
- goto error;
- }
- }
- failed = 0;
- error:
- if (failed && ret) {
- XFREE(ret, NULL, DYNAMIC_TYPE_OPENSSL);
- ret = NULL;
- }
- if (buf) {
- XFREE(buf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- }
- return ret;
- }
- long wolfSSL_TXT_DB_write(WOLFSSL_BIO *out, WOLFSSL_TXT_DB *db)
- {
- const WOLF_STACK_OF(WOLFSSL_STRING)* data;
- long totalLen = 0;
- char buf[512]; /* Should be more than enough for a single row */
- char* bufEnd = buf + sizeof(buf);
- int sz;
- int i;
- WOLFSSL_ENTER("wolfSSL_TXT_DB_write");
- if (!out || !db || !db->num_fields) {
- WOLFSSL_MSG("Bad parameter");
- return WOLFSSL_FAILURE;
- }
- data = db->data;
- while (data) {
- char** fields = (char**)data->data.string;
- char* idx = buf;
- if (!fields) {
- WOLFSSL_MSG("Missing row");
- return WOLFSSL_FAILURE;
- }
- for (i = 0; i < db->num_fields; i++) {
- const char* fieldValue = fields[i];
- if (!fieldValue) {
- fieldValue = "";
- }
- /* Copy over field escaping tabs */
- while (*fieldValue != '\0') {
- if (idx+1 < bufEnd) {
- if (*fieldValue == '\t')
- *idx++ = '\\';
- *idx++ = *fieldValue++;
- }
- else {
- WOLFSSL_MSG("Data row is too big");
- return WOLFSSL_FAILURE;
- }
- }
- if (idx < bufEnd) {
- *idx++ = '\t';
- }
- else {
- WOLFSSL_MSG("Data row is too big");
- return WOLFSSL_FAILURE;
- }
- }
- idx[-1] = '\n';
- sz = (int)(idx - buf);
- if (wolfSSL_BIO_write(out, buf, sz) != sz) {
- WOLFSSL_MSG("wolfSSL_BIO_write error");
- return WOLFSSL_FAILURE;
- }
- totalLen += sz;
- data = data->next;
- }
- return totalLen;
- }
- int wolfSSL_TXT_DB_insert(WOLFSSL_TXT_DB *db, WOLFSSL_STRING *row)
- {
- WOLFSSL_ENTER("wolfSSL_TXT_DB_insert");
- if (!db || !row || !db->data) {
- WOLFSSL_MSG("Bad parameter");
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_sk_push(db->data, row) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("wolfSSL_sk_push error");
- return WOLFSSL_FAILURE;
- }
- return WOLFSSL_SUCCESS;
- }
- void wolfSSL_TXT_DB_free(WOLFSSL_TXT_DB *db)
- {
- WOLFSSL_ENTER("wolfSSL_TXT_DB_free");
- if (db) {
- if (db->data) {
- wolfSSL_sk_free(db->data);
- }
- XFREE(db, NULL, DYNAMIC_TYPE_OPENSSL);
- }
- }
- int wolfSSL_TXT_DB_create_index(WOLFSSL_TXT_DB *db, int field,
- void* qual, wolf_sk_hash_cb hash, wolf_sk_compare_cb cmp)
- {
- WOLFSSL_ENTER("wolfSSL_TXT_DB_create_index");
- (void)qual;
- if (!db || !hash || !cmp || field >= db->num_fields || field < 0) {
- WOLFSSL_MSG("Bad parameter");
- return WOLFSSL_FAILURE;
- }
- db->hash_fn[field] = hash;
- db->comp[field] = cmp;
- return WOLFSSL_SUCCESS;
- }
- WOLFSSL_STRING *wolfSSL_TXT_DB_get_by_index(WOLFSSL_TXT_DB *db, int idx,
- WOLFSSL_STRING *value)
- {
- WOLFSSL_ENTER("wolfSSL_TXT_DB_get_by_index");
- if (!db || !db->data || idx < 0 || idx >= db->num_fields) {
- WOLFSSL_MSG("Bad parameter");
- return NULL;
- }
- if (!db->hash_fn[idx] || !db->comp[idx]) {
- WOLFSSL_MSG("Missing hash or cmp functions");
- return NULL;
- }
- /* If first data struct has correct hash and cmp function then
- * assume others do too */
- if (db->data->hash_fn != db->hash_fn[idx] ||
- db->data->comp != db->comp[idx]) {
- /* Set the hash and comp functions */
- WOLF_STACK_OF(WOLFSSL_STRING)* data = db->data;
- while (data) {
- if (data->comp != db->comp[idx] ||
- data->hash_fn != db->hash_fn[idx]) {
- data->comp = db->comp[idx];
- data->hash_fn = db->hash_fn[idx];
- data->hash = 0;
- }
- data= data->next;
- }
- }
- return (WOLFSSL_STRING*) wolfSSL_lh_retrieve(db->data, value);
- }
- #endif /* OPENSSL_ALL && !NO_BIO */
- /*******************************************************************************
- * END OF TXT_DB API
- ******************************************************************************/
- /*******************************************************************************
- * START OF CONF API
- ******************************************************************************/
- #if defined(OPENSSL_ALL) || defined(WOLFSSL_NGINX) || defined(WOLFSSL_HAPROXY) \
- || defined(HAVE_STUNNEL)
- #ifndef NO_WOLFSSL_STUB
- void wolfSSL_OPENSSL_config(char *config_name)
- {
- (void)config_name;
- WOLFSSL_STUB("OPENSSL_config");
- }
- #endif /* !NO_WOLFSSL_STUB */
- #endif /* OPENSSL_ALL || WOLFSSL_NGINX || WOLFSSL_HAPROXY || HAVE_STUNNEL*/
- #if !defined(NO_CERTS) && defined(OPENSSL_EXTRA) && defined(OPENSSL_ALL)
- /**
- * This is the same hashing algo for WOLFSSL_CONF_VALUE as OpenSSL
- */
- static unsigned long wolfSSL_CONF_VALUE_hash(const WOLFSSL_CONF_VALUE *val)
- {
- if (val)
- return (wolfSSL_LH_strhash(val->section) << 2) ^
- wolfSSL_LH_strhash(val->name);
- else
- return 0;
- }
- static int wolfssl_conf_value_cmp(const WOLFSSL_CONF_VALUE *a,
- const WOLFSSL_CONF_VALUE *b)
- {
- int cmp_val;
- if (!a || !b) {
- return WOLFSSL_FATAL_ERROR;
- }
- if (a->section != b->section) {
- if ((cmp_val = XSTRCMP(a->section, b->section)) != 0) {
- return cmp_val;
- }
- }
- if (a->name && b->name) {
- return XSTRCMP(a->name, b->name);
- }
- else if (a->name == b->name) {
- return 0;
- }
- else {
- return a->name ? 1 : -1;
- }
- }
- /* Use SHA for hashing as OpenSSL uses a hash algorithm that is
- * "not as good as MD5, but still good" so using SHA should be more
- * than good enough for this application. The produced hashes don't
- * need to line up between OpenSSL and wolfSSL. The hashes are for
- * internal indexing only */
- unsigned long wolfSSL_LH_strhash(const char *str)
- {
- unsigned long ret = 0;
- #ifndef NO_SHA
- wc_Sha sha;
- int strLen;
- byte digest[WC_SHA_DIGEST_SIZE];
- #endif
- WOLFSSL_ENTER("wolfSSL_LH_strhash");
- if (!str)
- return 0;
- #ifndef NO_SHA
- strLen = (int)XSTRLEN(str);
- if (wc_InitSha_ex(&sha, NULL, 0) != 0) {
- WOLFSSL_MSG("SHA1 Init failed");
- return 0;
- }
- ret = wc_ShaUpdate(&sha, (const byte *)str, (word32)strLen);
- if (ret != 0) {
- WOLFSSL_MSG("SHA1 Update failed");
- } else {
- ret = wc_ShaFinal(&sha, digest);
- if (ret != 0) {
- WOLFSSL_MSG("SHA1 Final failed");
- }
- }
- wc_ShaFree(&sha);
- if (ret != 0)
- return 0;
- /* Take first 4 bytes in small endian as unsigned long */
- ret = (unsigned int)digest[0];
- ret |= ((unsigned int)digest[1] << 8 );
- ret |= ((unsigned int)digest[2] << 16);
- ret |= ((unsigned int)digest[3] << 24);
- #else
- WOLFSSL_MSG("No SHA available for wolfSSL_LH_strhash");
- #endif
- return ret;
- }
- WOLFSSL_CONF_VALUE *wolfSSL_lh_WOLFSSL_CONF_VALUE_retrieve(
- WOLF_LHASH_OF(WOLFSSL_CONF_VALUE) *sk, WOLFSSL_CONF_VALUE *data)
- {
- WOLFSSL_ENTER("wolfSSL_lh_WOLFSSL_CONF_VALUE_retrieve");
- if (!sk || !data) {
- WOLFSSL_MSG("Bad parameter");
- return NULL;
- }
- return (WOLFSSL_CONF_VALUE*)wolfSSL_lh_retrieve(sk, data);
- }
- int wolfSSL_CONF_modules_load(const WOLFSSL_CONF *cnf, const char *appname,
- unsigned long flags)
- {
- WOLFSSL_ENTER("wolfSSL_CONF_modules_load");
- WOLFSSL_MSG("All wolfSSL modules are already compiled in. "
- "wolfSSL_CONF_modules_load doesn't load anything new.");
- (void)cnf;
- (void)appname;
- (void)flags;
- return WOLFSSL_SUCCESS;
- }
- WOLFSSL_CONF_VALUE *wolfSSL_CONF_VALUE_new(void)
- {
- WOLFSSL_CONF_VALUE* ret;
- WOLFSSL_ENTER("wolfSSL_CONF_new");
- ret = (WOLFSSL_CONF_VALUE*)XMALLOC(sizeof(WOLFSSL_CONF_VALUE),
- NULL, DYNAMIC_TYPE_OPENSSL);
- if (ret)
- XMEMSET(ret, 0, sizeof(WOLFSSL_CONF_VALUE));
- return ret;
- }
- int wolfSSL_CONF_add_string(WOLFSSL_CONF *conf,
- WOLFSSL_CONF_VALUE *section, WOLFSSL_CONF_VALUE *value)
- {
- WOLF_STACK_OF(WOLFSSL_CONF_VALUE) *sk = NULL;
- if (!conf || !section || !value) {
- WOLFSSL_MSG("Bad parameter");
- return WOLFSSL_FAILURE;
- }
- sk = (WOLF_STACK_OF(WOLFSSL_CONF_VALUE) *)section->value;
- value->section = section->section;
- if (wolfSSL_sk_CONF_VALUE_push(sk, value) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("wolfSSL_sk_CONF_VALUE_push error");
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_sk_CONF_VALUE_push(conf->data, value) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("wolfSSL_sk_CONF_VALUE_push error");
- return WOLFSSL_FAILURE;
- }
- return WOLFSSL_SUCCESS;
- }
- WOLFSSL_CONF_VALUE *wolfSSL_CONF_new_section(WOLFSSL_CONF *conf,
- const char *section)
- {
- WOLFSSL_CONF_VALUE* ret = NULL;
- WOLF_STACK_OF(WOLFSSL_CONF_VALUE) *sk = NULL;
- int slen;
- WOLFSSL_ENTER("wolfSSL_CONF_new_section");
- if (!conf || !section) {
- WOLFSSL_MSG("Bad parameter");
- return NULL;
- }
- slen = (int)XSTRLEN(section);
- if (!(ret = wolfSSL_CONF_VALUE_new())) {
- WOLFSSL_MSG("wolfSSL_CONF_new error");
- goto error;
- }
- if (!(ret->section = (char*)XMALLOC(slen+1, NULL, DYNAMIC_TYPE_OPENSSL))) {
- WOLFSSL_MSG("section malloc error");
- goto error;
- }
- XMEMCPY(ret->section, section, slen+1);
- if (!(sk = wolfSSL_sk_CONF_VALUE_new(NULL))) {
- WOLFSSL_MSG("wolfSSL_sk_CONF_VALUE_new error");
- goto error;
- }
- ret->value = (char*)sk;
- if (wolfSSL_sk_CONF_VALUE_push(conf->data, ret) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("wolfSSL_sk_CONF_VALUE_push error");
- goto error;
- }
- return ret;
- error:
- if (ret) {
- /* NULL so that wolfSSL_X509V3_conf_free doesn't attempt to free it */
- ret->value = NULL;
- wolfSSL_X509V3_conf_free(ret);
- }
- if (sk) {
- wolfSSL_sk_CONF_VALUE_free(sk);
- }
- return NULL;
- }
- WOLFSSL_CONF_VALUE *wolfSSL_CONF_get_section(WOLFSSL_CONF *conf,
- const char *section)
- {
- WOLF_STACK_OF(WOLFSSL_CONF_VALUE) *sk = NULL;
- WOLFSSL_ENTER("wolfSSL_CONF_get_section");
- if (!conf || !section) {
- WOLFSSL_MSG("Bad parameter");
- return NULL;
- }
- sk = conf->data;
- while (sk) {
- WOLFSSL_CONF_VALUE* val = sk->data.conf;
- if (val) {
- if (!val->name && XSTRCMP(section, val->section) == 0) {
- return val;
- }
- }
- sk = sk->next;
- }
- return NULL;
- }
- WOLFSSL_CONF *wolfSSL_NCONF_new(void *meth)
- {
- WOLFSSL_CONF* ret;
- WOLFSSL_ENTER("wolfSSL_NCONF_new");
- if (meth) {
- WOLFSSL_MSG("wolfSSL does not support CONF_METHOD");
- }
- ret = (WOLFSSL_CONF*)XMALLOC(sizeof(WOLFSSL_CONF), NULL, DYNAMIC_TYPE_OPENSSL);
- if (ret) {
- XMEMSET(ret, 0, sizeof(WOLFSSL_CONF));
- ret->data = wolfSSL_sk_CONF_VALUE_new(NULL);
- if (!ret->data) {
- wolfSSL_NCONF_free(ret);
- return NULL;
- }
- }
- return ret;
- }
- char *wolfSSL_NCONF_get_string(const WOLFSSL_CONF *conf,
- const char *group, const char *name)
- {
- WOLFSSL_CONF_VALUE find_val;
- WOLFSSL_CONF_VALUE *val;
- WOLFSSL_ENTER("wolfSSL_NCONF_get_string");
- if (!conf) {
- #ifdef HAVE_SECURE_GETENV
- return secure_getenv(name);
- #else
- WOLFSSL_MSG("Missing secure_getenv");
- return NULL;
- #endif
- }
- find_val.name = (char *)name;
- if (group) {
- find_val.section = (char *)group;
- val = wolfSSL_lh_WOLFSSL_CONF_VALUE_retrieve(conf->data, &find_val);
- if (val)
- return val->value;
- if (XSTRCMP(group, "ENV") == 0) {
- #ifdef HAVE_SECURE_GETENV
- return secure_getenv(name);
- #else
- WOLFSSL_MSG("Missing secure_getenv");
- return NULL;
- #endif
- }
- }
- find_val.section = (char *)"default";
- val = wolfSSL_lh_WOLFSSL_CONF_VALUE_retrieve(conf->data, &find_val);
- if (val)
- return val->value;
- else
- return NULL;
- }
- int wolfSSL_NCONF_get_number(const CONF *conf, const char *group,
- const char *name, long *result)
- {
- char *str;
- WOLFSSL_ENTER("wolfSSL_NCONF_get_number");
- if (!conf || !name || !result) {
- WOLFSSL_MSG("Bad parameter");
- return WOLFSSL_FAILURE;
- }
- if (!(str = wolfSSL_NCONF_get_string(conf, group, name))) {
- WOLFSSL_MSG("wolfSSL_NCONF_get_string error");
- return WOLFSSL_FAILURE;
- }
- *result = atol(str);
- return WOLFSSL_SUCCESS;
- }
- /**
- * The WOLFSSL_CONF->value member is treated as a
- * WOLFSSL_STACK_OF(WOLFSSL_CONF_VALUE) which becomes
- * the return value.
- * @param conf
- * @param section
- * @return WOLFSSL_STACK_OF(WOLFSSL_CONF_VALUE)
- */
- WOLFSSL_STACK *wolfSSL_NCONF_get_section(
- const WOLFSSL_CONF *conf, const char *section)
- {
- WOLFSSL_CONF_VALUE *val;
- WOLFSSL_CONF_VALUE find_val;
- WOLFSSL_ENTER("wolfSSL_NCONF_get_section");
- if (!conf || !section) {
- WOLFSSL_MSG("Bad parameter");
- return NULL;
- }
- find_val.name = NULL;
- find_val.section = (char*)section;
- val = wolfSSL_lh_WOLFSSL_CONF_VALUE_retrieve(conf->data, &find_val);
- if (val)
- return (WOLFSSL_STACK*)val->value;
- else
- return NULL;
- }
- #if !defined(NO_BIO)
- static WOLFSSL_CONF_VALUE *wolfSSL_CONF_VALUE_new_values(char* section,
- char* name, char* value)
- {
- WOLFSSL_CONF_VALUE* ret;
- int len;
- WOLFSSL_ENTER("wolfSSL_CONF_VALUE_new_values");
- if (!(ret = wolfSSL_CONF_VALUE_new())) {
- WOLFSSL_MSG("wolfSSL_CONF_VALUE_new error");
- return NULL;
- }
- if (section) {
- len = (int)XSTRLEN(section);
- ret->section = (char*)XMALLOC(len+1, NULL, DYNAMIC_TYPE_OPENSSL);
- if (!ret->section) {
- WOLFSSL_MSG("malloc error");
- wolfSSL_X509V3_conf_free(ret);
- return NULL;
- }
- XMEMCPY(ret->section, section, len+1);
- }
- if (name) {
- len = (int)XSTRLEN(name);
- ret->name = (char*)XMALLOC(len+1, NULL, DYNAMIC_TYPE_OPENSSL);
- if (!ret->name) {
- WOLFSSL_MSG("malloc error");
- wolfSSL_X509V3_conf_free(ret);
- return NULL;
- }
- XMEMCPY(ret->name, name, len+1);
- }
- if (value) {
- len = (int)XSTRLEN(value);
- ret->value = (char*)XMALLOC(len+1, NULL, DYNAMIC_TYPE_OPENSSL);
- if (!ret->value) {
- WOLFSSL_MSG("malloc error");
- wolfSSL_X509V3_conf_free(ret);
- return NULL;
- }
- XMEMCPY(ret->value, value, len+1);
- }
- return ret;
- }
- static char* expandValue(WOLFSSL_CONF *conf, const char* section,
- char *str)
- {
- int strLen = (int)XSTRLEN(str);
- char* ret = NULL;
- /* Check to see if there is anything to expand */
- if (XSTRNSTR(str, "$", strLen)) {
- int idx = 0;
- char* strIdx = str;
- ret = (char*)XMALLOC(strLen + 1, NULL, DYNAMIC_TYPE_OPENSSL);
- if (!ret) {
- WOLFSSL_MSG("malloc error");
- return str;
- }
- while (*strIdx) {
- if (*strIdx == '$') {
- /* Expand variable */
- char* startIdx = ++strIdx;
- char* endIdx;
- const char* s = section;
- const char* value;
- char prevValue;
- if (*startIdx == '{') {
- /* First read the section.
- * format: ${section_name::var_name} */
- s = ++startIdx;
- while (*strIdx && *strIdx != ':') strIdx++;
- if (!*strIdx || s == strIdx || strIdx[1] != ':') {
- WOLFSSL_MSG("invalid section name in "
- "variable expansion");
- goto expand_cleanup;
- }
- *strIdx = '\0';
- strIdx += 2;
- startIdx = strIdx;
- }
- while (*strIdx && (XISALNUM(*strIdx) || *strIdx == '_'))
- strIdx++;
- endIdx = strIdx;
- if (startIdx == endIdx) {
- WOLFSSL_MSG("invalid variable name in config");
- goto expand_cleanup;
- }
- if (s != section) {
- /* We are expecting a trailing '}' */
- if (*strIdx != '}') {
- WOLFSSL_MSG("Missing '}' in variable");
- goto expand_cleanup;
- }
- strIdx++;
- }
- /* Save char value at the end of the name so that we can place
- * a null char there. */
- prevValue = *endIdx;
- *endIdx = '\0';
- value = wolfSSL_NCONF_get_string(conf, s, startIdx);
- *endIdx = prevValue;
- /* Skip copy if no value or zero-length value */
- if (value && *value) {
- int valueLen = (int)XSTRLEN(value);
- char* newRet;
- /* This will allocate slightly more memory than necessary
- * but better be safe */
- strLen += valueLen;
- newRet = (char*)XREALLOC(ret, strLen + 1, NULL,
- DYNAMIC_TYPE_OPENSSL);
- if (!newRet) {
- WOLFSSL_MSG("realloc error");
- goto expand_cleanup;
- }
- ret = newRet;
- XMEMCPY(ret + idx, value, valueLen);
- idx += valueLen;
- }
- }
- else {
- ret[idx++] = *strIdx++;
- }
- }
- ret[idx] = '\0';
- }
- return ret ? ret : str;
- expand_cleanup:
- if (ret)
- XFREE(ret, NULL, DYNAMIC_TYPE_OPENSSL);
- return NULL;
- }
- #define SKIP_WHITESPACE(idx, max_idx) \
- while (idx < max_idx && (*idx == ' ' || *idx == '\t')) \
- {idx++;}
- int wolfSSL_NCONF_load(WOLFSSL_CONF *conf, const char *file, long *eline)
- {
- int ret = WOLFSSL_FAILURE;
- WOLFSSL_BIO *in = NULL;
- char* buf = NULL;
- char* idx = NULL;
- char* bufEnd = NULL;
- CONF_VALUE* section = NULL;
- long line = 0;
- int bufLen = 0;
- if (!conf || !file) {
- WOLFSSL_MSG("Bad parameter");
- return WOLFSSL_FAILURE;
- }
- /* Open file */
- if (!(in = wolfSSL_BIO_new_file(file, "rb"))) {
- WOLFSSL_MSG("wolfSSL_BIO_new_file error");
- return WOLFSSL_FAILURE;
- }
- /* Read file */
- bufLen = wolfSSL_BIO_get_len(in);
- if (bufLen <= 0) {
- WOLFSSL_MSG("wolfSSL_BIO_get_len error");
- goto cleanup;
- }
- if (!(buf = (char*)XMALLOC(bufLen + 1, NULL, DYNAMIC_TYPE_TMP_BUFFER))) {
- WOLFSSL_MSG("malloc error");
- goto cleanup;
- }
- if (wolfSSL_BIO_read(in, buf, bufLen) != bufLen) {
- WOLFSSL_MSG("wolfSSL_BIO_read error");
- goto cleanup;
- }
- if (!(section = wolfSSL_CONF_new_section(conf, "default"))) {
- WOLFSSL_MSG("wolfSSL_CONF_new_section error");
- goto cleanup;
- }
- /* LETS START READING SOME CONFIGS */
- idx = buf;
- bufEnd = buf + bufLen;
- while (idx < bufEnd) {
- char* lineEnd = XSTRNSTR(idx, "\n", (unsigned int)(bufEnd - idx));
- char* maxIdx;
- if (!lineEnd)
- lineEnd = bufEnd; /* Last line in file */
- maxIdx = XSTRNSTR(idx, "#", (unsigned int)(lineEnd - idx));
- if (!maxIdx)
- maxIdx = lineEnd;
- line++;
- SKIP_WHITESPACE(idx, maxIdx);
- if (idx == maxIdx) {
- /* Empty line */
- idx = lineEnd + 1;
- continue;
- }
- if (*idx == '[') {
- /* New section. Spaces not allowed in section name. */
- char* sectionName;
- int sectionNameLen;
- if (idx < maxIdx)
- idx++;
- else {
- WOLFSSL_MSG("Invalid section definition.");
- goto cleanup;
- }
- SKIP_WHITESPACE(idx, maxIdx);
- sectionName = idx;
- /* Find end of section name */
- while (idx < maxIdx && *idx != ' ' && *idx != ']')
- idx++;
- sectionNameLen = (int)(idx - sectionName);
- SKIP_WHITESPACE(idx, maxIdx);
- if (*idx != ']') {
- WOLFSSL_MSG("Section definition error. "
- "Closing brace not found.");
- goto cleanup;
- }
- sectionName[sectionNameLen] = '\0';
- if (!(section = wolfSSL_CONF_get_section(conf, sectionName))) {
- section = wolfSSL_CONF_new_section(conf, sectionName);
- if (!section)
- goto cleanup;
- }
- }
- else {
- char* name;
- int nameLen;
- char* value;
- char* exValue; /* expanded value */
- int valueLen;
- WOLFSSL_CONF_VALUE* newVal = NULL;
- SKIP_WHITESPACE(idx, maxIdx);
- name = idx;
- /* Find end of name */
- while (idx < maxIdx && *idx != ' ' && *idx != '=')
- idx++;
- nameLen = (int)(idx - name);
- SKIP_WHITESPACE(idx, maxIdx);
- if (*idx != '=') {
- WOLFSSL_MSG("Missing equals sign");
- goto cleanup;
- }
- idx++;
- SKIP_WHITESPACE(idx, maxIdx);
- value = idx;
- /* Find end of value */
- idx = maxIdx-1;
- while (idx >= value && (*idx == ' ' || *idx == '\t'))
- idx--;
- valueLen = (int)(idx - value + 1);
- /* Sanity checks */
- if (nameLen <= 0 || valueLen <= 0) {
- WOLFSSL_MSG("Sanity checks failed");
- goto cleanup;
- }
- name[nameLen] = '\0';
- value[valueLen] = '\0';
- if (!(exValue = expandValue(conf, section->section, value))) {
- WOLFSSL_MSG("Variable expansion failed");
- goto cleanup;
- }
- if (!(newVal = wolfSSL_CONF_VALUE_new_values(NULL,
- name, exValue))) {
- WOLFSSL_MSG("wolfSSL_CONF_VALUE_new_values error");
- if (exValue != value)
- XFREE(exValue, NULL, DYNAMIC_TYPE_OPENSSL);
- goto cleanup;
- }
- if (exValue != value)
- XFREE(exValue, NULL, DYNAMIC_TYPE_OPENSSL);
- if (wolfSSL_CONF_add_string(conf, section, newVal) !=
- WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("wolfSSL_CONF_add_string error");
- goto cleanup;
- }
- }
- idx = lineEnd + 1;
- }
- ret = WOLFSSL_SUCCESS;
- cleanup:
- if (in)
- wolfSSL_BIO_free(in);
- if (buf)
- XFREE(buf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (eline)
- *eline = line;
- return ret;
- }
- #endif /* !NO_BIO */
- void wolfSSL_NCONF_free(WOLFSSL_CONF *conf)
- {
- WOLFSSL_ENTER("wolfSSL_NCONF_free");
- if (conf) {
- wolfSSL_sk_CONF_VALUE_free(conf->data);
- XFREE(conf, NULL, DYNAMIC_TYPE_OPENSSL);
- }
- }
- void wolfSSL_X509V3_conf_free(WOLFSSL_CONF_VALUE *val)
- {
- WOLF_STACK_OF(WOLFSSL_CONF_VALUE) *sk = NULL;
- if (val) {
- if (val->name) {
- /* Not a section. Don't free section as it is a shared pointer. */
- XFREE(val->name, NULL, DYNAMIC_TYPE_OPENSSL);
- if (val->value)
- XFREE(val->value, NULL, DYNAMIC_TYPE_OPENSSL);
- }
- else {
- /* Section so val->value is a stack */
- if (val->section)
- XFREE(val->section, NULL, DYNAMIC_TYPE_OPENSSL);
- /* Only free the stack structures. The contained conf values
- * will be freed in wolfSSL_NCONF_free */
- sk = (WOLF_STACK_OF(WOLFSSL_CONF_VALUE)*)val->value;
- while (sk) {
- WOLF_STACK_OF(WOLFSSL_CONF_VALUE) *tmp = sk->next;
- XFREE(sk, NULL, DYNAMIC_TYPE_OPENSSL);
- sk = tmp;
- }
- }
- XFREE(val, NULL, DYNAMIC_TYPE_OPENSSL);
- }
- }
- WOLFSSL_STACK *wolfSSL_sk_CONF_VALUE_new(wolf_sk_compare_cb compFunc)
- {
- WOLFSSL_STACK* ret;
- WOLFSSL_ENTER("wolfSSL_sk_CONF_VALUE_new");
- ret = wolfSSL_sk_new_node(NULL);
- if (!ret)
- return NULL;
- ret->comp = compFunc ? compFunc : (wolf_sk_compare_cb)wolfssl_conf_value_cmp;
- ret->hash_fn = (wolf_sk_hash_cb)wolfSSL_CONF_VALUE_hash;
- ret->type = STACK_TYPE_CONF_VALUE;
- return ret;
- }
- /* Free the structure for WOLFSSL_CONF_VALUE stack
- *
- * sk stack to free nodes in
- */
- void wolfSSL_sk_CONF_VALUE_free(WOLF_STACK_OF(WOLFSSL_CONF_VALUE)* sk)
- {
- WOLFSSL_STACK* tmp;
- WOLFSSL_ENTER("wolfSSL_sk_CONF_VALUE_free");
- if (sk == NULL)
- return;
- /* parse through stack freeing each node */
- while (sk) {
- tmp = sk->next;
- wolfSSL_X509V3_conf_free(sk->data.conf);
- XFREE(sk, NULL, DYNAMIC_TYPE_OPENSSL);
- sk = tmp;
- }
- }
- int wolfSSL_sk_CONF_VALUE_num(const WOLFSSL_STACK *sk)
- {
- WOLFSSL_ENTER("wolfSSL_sk_CONF_VALUE_num");
- if (sk)
- return wolfSSL_sk_num(sk);
- return 0;
- }
- WOLFSSL_CONF_VALUE *wolfSSL_sk_CONF_VALUE_value(const WOLFSSL_STACK *sk, int i)
- {
- WOLFSSL_ENTER("wolfSSL_sk_CONF_VALUE_value");
- if (sk)
- return (WOLFSSL_CONF_VALUE*)wolfSSL_sk_value(sk, i);
- return NULL;
- }
- /* return 1 on success 0 on fail */
- int wolfSSL_sk_CONF_VALUE_push(WOLF_STACK_OF(WOLFSSL_CONF_VALUE)* sk,
- WOLFSSL_CONF_VALUE* val)
- {
- WOLFSSL_ENTER("wolfSSL_sk_CONF_VALUE_push");
- if (sk == NULL || val == NULL) {
- return WOLFSSL_FAILURE;
- }
- return wolfSSL_sk_push(sk, val);
- }
- #endif /* !NO_CERTS && OPENSSL_EXTRA && OPENSSL_ALL */
- #ifdef OPENSSL_EXTRA
- #ifndef NO_WOLFSSL_STUB
- /* Returns default file name and path of config file. However
- a wolfssl.cnf file is not currently supported */
- char* wolfSSL_CONF_get1_default_config_file(void)
- {
- WOLFSSL_ENTER("wolfSSL_CONF_get1_default_config_file");
- WOLFSSL_STUB("CONF_get1_default_config_file");
- return NULL;
- }
- #endif
- /**
- * Allocate WOLFSSL_CONF_CTX instance
- * @return pointer to WOLFSSL_CONF_CTX structure on success and NULL on fail
- */
- WOLFSSL_CONF_CTX* wolfSSL_CONF_CTX_new(void)
- {
- WOLFSSL_CONF_CTX* cctx;
- WOLFSSL_ENTER("wolfSSL_CONF_CTX_new");
- cctx = (WOLFSSL_CONF_CTX*)XMALLOC(sizeof(WOLFSSL_CONF_CTX), NULL,
- DYNAMIC_TYPE_OPENSSL);
- if (!cctx) {
- WOLFSSL_MSG("malloc error");
- return NULL;
- }
- XMEMSET(cctx, 0, sizeof(WOLFSSL_CONF_CTX));
- return cctx;
- }
- /**
- * Release WOLFSSL_CONF_CTX instance
- * @param cctx a pointer to WOLFSSL_CONF_CTX structure to be freed
- * @return none
- */
- void wolfSSL_CONF_CTX_free(WOLFSSL_CONF_CTX* cctx)
- {
- WOLFSSL_ENTER("wolfSSL_CONF_CTX_free");
- if (cctx) {
- XFREE(cctx, NULL, DYNAMIC_TYPE_OPENSSL);
- }
- WOLFSSL_LEAVE("wolfSSL_CONF_CTX_free", 1);
- }
- /**
- * Set WOLFSSL_CTX instance to WOLFSSL_CONF_CTX
- * @param cctx a pointer to WOLFSSL_CONF_CTX structure to set a WOLFSSL_CTX
- * pointer to its ctx
- * @param ctx a pointer to WOLFSSL_CTX structure to be set
- * @return none
- */
- void wolfSSL_CONF_CTX_set_ssl_ctx(WOLFSSL_CONF_CTX* cctx, WOLFSSL_CTX *ctx)
- {
- WOLFSSL_ENTER("wolfSSL_CONF_CTX_set_ssl_ctx");
- /* sanity check */
- if (cctx == NULL) {
- WOLFSSL_MSG("cctx is null");
- return;
- }
- cctx->ctx = ctx;
- WOLFSSL_LEAVE("wolfSSL_CONF_CTX_set_ssl_ctx", 1);
- }
- /**
- * set flag value into WOLFSSL_CONF_CTX
- * @param cctx a pointer to WOLFSSL_CONF_CTX structure to be set
- * @param flags falg value to be OR'd
- * @return OR'd flag value, otherwise 0
- */
- unsigned int wolfSSL_CONF_CTX_set_flags(WOLFSSL_CONF_CTX* cctx,
- unsigned int flags)
- {
- /* sanity check */
- if (cctx == NULL)
- return 0;
- cctx->flags |= flags;
- return cctx->flags;
- }
- /**
- * finish configuration command operation
- * @param cctx a pointer to WOLFSSL_CONF_CTX structure to be set
- * @return WOLFSSL_SUCCESS on success
- */
- int wolfSSL_CONF_CTX_finish(WOLFSSL_CONF_CTX* cctx)
- {
- (void)cctx;
- return WOLFSSL_SUCCESS;
- }
- /*
- * The following definitions and static functions are used for
- * wolfSSL_CONF_cmd() to handle command.
- *
- * Definitions below are a part of conf_cmds_tbl[] contents.
- * WOLFSSL_CONF_FILE_CMDx represents command name in configuration file
- * WOLFSSL_CONF_CMDL_CMDx represents command name on command line
- *
- * The static functions after the definition section process
- * those FILE or CMDL which are defined in the conf_cmds_tbl.
- *
- * To add a new command handling:
- * 1. Add new #define to a section of WOLFSSL_CONF_FILE_CMD* and
- * WOLFSSL_CONF_CMDL_CMD*
- * 2. Add new static function after #define section, before
- * "typedef struct conf_cmd_tbl {" line
- * 3. Add new entry to conf_cmds_tbl[] by following other command entries
- */
- #define WOLFSSL_CONF_FILE_CMD1 "Curves"
- #define WOLFSSL_CONF_FILE_CMD2 "Certificate"
- #define WOLFSSL_CONF_FILE_CMD3 "PrivateKey"
- #define WOLFSSL_CONF_FILE_CMD4 "Protocol"
- #define WOLFSSL_CONF_FILE_CMD5 "Options"
- #define WOLFSSL_CONF_FILE_CMD6 "ServerInfoFile"
- #define WOLFSSL_CONF_FILE_CMD7 "SignatureAlgorithms"
- #define WOLFSSL_CONF_FILE_CMD8 "ClientSignatureAlgorithms"
- #define WOLFSSL_CONF_FILE_CMD9 "CipherString"
- #define WOLFSSL_CONF_CMDL_CMD1 "curves"
- #define WOLFSSL_CONF_CMDL_CMD2 "cert"
- #define WOLFSSL_CONF_CMDL_CMD3 "key"
- #define WOLFSSL_CONF_CMDL_CMD4 NULL
- #define WOLFSSL_CONF_CMDL_CMD5 NULL
- #define WOLFSSL_CONF_CMDL_CMD6 NULL
- #define WOLFSSL_CONF_CMDL_CMD7 "sigalgs"
- #define WOLFSSL_CONF_CMDL_CMD8 "client_sigalgs"
- #define WOLFSSL_CONF_CMDL_CMD9 "cipher"
- #if !defined(NO_DH) && !defined(NO_BIO)
- #define WOLFSSL_CONF_FILE_CMD10 "DHParameters"
- #define WOLFSSL_CONF_CMDL_CMD10 "dhparam"
- #endif
- #ifdef HAVE_ECC
- #define WOLFSSL_CONF_FILE_CMD11 "ECDHParameters"
- #define WOLFSSL_CONF_CMDL_CMD11 "named_curves"
- #endif
- /**
- * process Cipher String command
- * @param cctx a pointer to WOLFSSL_CONF_CTX structure
- * @param value arguments for cmd
- * @return WOLFSSL_SUCCESS on success,
- * otherwise WOLFSSL_FAILURE or
- * -3 if value is null or
- * negative value on other failure
- */
- static int cmdfunc_cipherstring(WOLFSSL_CONF_CTX* cctx, const char* value)
- {
- int ret = -3;
- WOLFSSL_ENTER("cmdfunc_cipherstring");
- /* sanity check */
- if (cctx == NULL)
- return WOLFSSL_FAILURE;
- if (value == NULL) {
- WOLFSSL_MSG("bad arguments");
- return ret;
- }
- if (cctx->ctx) {
- ret = wolfSSL_CTX_set_cipher_list(cctx->ctx, value);
- }
- if (((cctx->ctx && ret == WOLFSSL_SUCCESS) ||
- (!cctx->ctx && ret == -3)) &&
- cctx->ssl) {
- ret = wolfSSL_set_cipher_list(cctx->ssl, value);
- }
- WOLFSSL_LEAVE("cmdfunc_cipherstring", ret);
- return ret;
- }
- /**
- * process curves command
- * @param cctx a pointer to WOLFSSL_CONF_CTX structure
- * @param value arguments for cmd
- * @return WOLFSSL_SUCCESS on success,
- * otherwise WOLFSSL_FAILURE or
- * -3 if value is null or
- * negative value on other failure
- */
- #if defined(HAVE_ECC)
- static int cmdfunc_curves(WOLFSSL_CONF_CTX* cctx, const char* value)
- {
- int ret = -3;
- WOLFSSL_ENTER("cmdfunc_curves");
- /* sanity check */
- if (cctx == NULL)
- return WOLFSSL_FAILURE;
- if (value == NULL) {
- WOLFSSL_MSG("bad arguments");
- return ret;
- }
- if (cctx->ctx) {
- ret = wolfSSL_CTX_set1_curves_list(cctx->ctx, value);
- }
- if (((cctx->ctx && ret == WOLFSSL_SUCCESS) ||
- (!cctx->ctx && ret == -3)) &&
- cctx->ssl) {
- ret = wolfSSL_set1_curves_list(cctx->ssl, value);
- }
- WOLFSSL_LEAVE("cmdfunc_curves", ret);
- return ret;
- }
- #endif
- #ifndef NO_FILESYSTEM
- /**
- * process cert command
- * @param cctx a pointer to WOLFSSL_CONF_CTX structure
- * @param value arguments for cmd
- * @return WOLFSSL_SUCCESS on success,
- * otherwise WOLFSSL_FAILURE or
- * -3 if value is null or
- * negative value on other failure
- */
- static int cmdfunc_cert(WOLFSSL_CONF_CTX* cctx, const char* value)
- {
- int ret = -3;
- WOLFSSL_ENTER("cmdfunc_cert");
- /* sanity check */
- if (cctx == NULL)
- return WOLFSSL_FAILURE;
- if (value == NULL) {
- WOLFSSL_MSG("bad arguments");
- return ret;
- }
- if (!(cctx->flags & WOLFSSL_CONF_FLAG_CERTIFICATE)) {
- WOLFSSL_MSG("certificate flag is not set");
- return -2;
- }
- if (cctx->ctx) {
- ret = wolfSSL_CTX_use_certificate_chain_file(cctx->ctx, value);
- }
- if (((cctx->ctx && ret == WOLFSSL_SUCCESS) ||
- (!cctx->ctx && ret == -3)) &&
- cctx->ssl) {
- ret = wolfSSL_use_certificate_file(cctx->ssl, value,
- WOLFSSL_FILETYPE_PEM);
- }
- WOLFSSL_LEAVE("cmdfunc_cert", ret);
- return ret;
- }
- /**
- * process key command
- * @param cctx a pointer to WOLFSSL_CONF_CTX structure
- * @param value arguments for cmd
- * @return WOLFSSL_SUCCESS on success,
- * otherwise WOLFSSL_FAILURE or
- * -3 if value is null or
- * negative value on other failure
- */
- static int cmdfunc_key(WOLFSSL_CONF_CTX* cctx, const char* value)
- {
- int ret = -3;
- WOLFSSL_ENTER("cmdfunc_key");
- /* sanity check */
- if (cctx == NULL)
- return WOLFSSL_FAILURE;
- if (value == NULL) {
- WOLFSSL_MSG("bad arguments");
- return ret;
- }
- if (!(cctx->flags & WOLFSSL_CONF_FLAG_CERTIFICATE)) {
- WOLFSSL_MSG("certificate flag is not set");
- return -2;
- }
- if (cctx->ctx) {
- ret = wolfSSL_CTX_use_PrivateKey_file(cctx->ctx, value,
- WOLFSSL_FILETYPE_PEM);
- }
- if (((cctx->ctx && ret == WOLFSSL_SUCCESS) ||
- (!cctx->ctx && ret == -3)) &&
- cctx->ssl) {
- ret = wolfSSL_use_PrivateKey_file(cctx->ssl, value,
- WOLFSSL_FILETYPE_PEM);
- }
- WOLFSSL_LEAVE("cmdfunc_key", ret);
- return ret;
- }
- #endif /* NO_FILESYSTEM */
- /**
- * process DH parameter command
- * @param cctx a pointer to WOLFSSL_CONF_CTX structure
- * @param value arguments for cmd
- * @return WOLFSSL_SUCCESS on success,
- * otherwise WOLFSSL_FAILURE or
- * -3 if value is null or
- * negative value on other failure
- */
- #if !defined(NO_DH) && !defined(NO_BIO)
- static int cmdfunc_dhparam(WOLFSSL_CONF_CTX* cctx, const char* value)
- {
- int ret = -3;
- WOLFSSL_DH* dh = NULL;
- WOLFSSL_BIO* bio = NULL;
- WOLFSSL_MSG("cmdfunc_dhparam");
- /* sanity check */
- if (cctx == NULL)
- return WOLFSSL_FAILURE;
- if (value == NULL) {
- WOLFSSL_MSG("bad arguments");
- return ret;
- }
- if (cctx->ctx || cctx->ssl) {
- bio = wolfSSL_BIO_new_file(value, "rb");
- if (!bio) {
- WOLFSSL_MSG("bio new file failed");
- return WOLFSSL_FAILURE;
- }
- dh = wolfSSL_PEM_read_bio_DHparams(bio, NULL, NULL, NULL);
- if (!dh) {
- wolfSSL_BIO_free(bio);
- WOLFSSL_MSG("PEM read bio failed");
- return WOLFSSL_FAILURE;
- }
- } else {
- return 1;
- }
- if (cctx->ctx) {
- ret = (int)wolfSSL_CTX_set_tmp_dh(cctx->ctx, dh);
- }
- if (((cctx->ctx && ret == WOLFSSL_SUCCESS) ||
- (!cctx->ctx && ret == -3)) &&
- cctx->ssl) {
- ret = (int)wolfSSL_CTX_set_tmp_dh(cctx->ssl->ctx, dh);
- }
- if (dh)
- wolfSSL_DH_free(dh);
- if (bio)
- wolfSSL_BIO_free(bio);
- WOLFSSL_LEAVE("cmdfunc_dhparam", ret);
- return ret;
- }
- #endif /* !NO_DH && !NO_BIO */
- /**
- * command table
- */
- typedef struct conf_cmd_tbl {
- const char* file_cmd;
- const char* cmdline_cmd;
- word32 data_type;
- int (*cmdfunc)(WOLFSSL_CONF_CTX* cctx, const char* value);
- }conf_cmd_tbl;
- static const conf_cmd_tbl conf_cmds_tbl[] = {
- #if defined(HAVE_ECC)
- /* cmd Curves */
- {WOLFSSL_CONF_FILE_CMD1, WOLFSSL_CONF_CMDL_CMD1,
- WOLFSSL_CONF_TYPE_STRING, cmdfunc_curves},
- #endif
- #if !defined(NO_FILESYSTEM)
- /* cmd Certificate */
- {WOLFSSL_CONF_FILE_CMD2, WOLFSSL_CONF_CMDL_CMD2,
- WOLFSSL_CONF_TYPE_FILE, cmdfunc_cert},
- /* cmd PrivateKey */
- {WOLFSSL_CONF_FILE_CMD3, WOLFSSL_CONF_CMDL_CMD3,
- WOLFSSL_CONF_TYPE_FILE, cmdfunc_key},
- #endif
- /* cmd Protocol */
- {WOLFSSL_CONF_FILE_CMD4, WOLFSSL_CONF_CMDL_CMD4,
- WOLFSSL_CONF_TYPE_STRING, NULL},
- /* cmd Options */
- {WOLFSSL_CONF_FILE_CMD5, WOLFSSL_CONF_CMDL_CMD5,
- WOLFSSL_CONF_TYPE_STRING, NULL},
- /* cmd ServerInfoFile */
- {WOLFSSL_CONF_FILE_CMD6, WOLFSSL_CONF_CMDL_CMD6,
- WOLFSSL_CONF_TYPE_FILE, NULL},
- /* cmd SignatureAlgorithms */
- {WOLFSSL_CONF_FILE_CMD7, WOLFSSL_CONF_CMDL_CMD7,
- WOLFSSL_CONF_TYPE_STRING, NULL},
- /* cmd ClientSignatureAlgorithms */
- {WOLFSSL_CONF_FILE_CMD8, WOLFSSL_CONF_CMDL_CMD8,
- WOLFSSL_CONF_TYPE_STRING, NULL},
- /* cmd CipherString */
- {WOLFSSL_CONF_FILE_CMD9, WOLFSSL_CONF_CMDL_CMD9,
- WOLFSSL_CONF_TYPE_STRING, cmdfunc_cipherstring},
- #if !defined(NO_DH) && !defined(NO_BIO)
- /* cmd DHParameters */
- {WOLFSSL_CONF_FILE_CMD10, WOLFSSL_CONF_CMDL_CMD10,
- WOLFSSL_CONF_TYPE_FILE, cmdfunc_dhparam},
- #endif
- #ifdef HAVE_ECC
- /* cmd ECHDParameters */
- {WOLFSSL_CONF_FILE_CMD11, WOLFSSL_CONF_CMDL_CMD11,
- WOLFSSL_CONF_TYPE_STRING, NULL},
- #endif
- };
- /* size of command table */
- static const size_t size_of_cmd_tbls = sizeof(conf_cmds_tbl)
- / sizeof(conf_cmd_tbl);
- /**
- * send configuration command
- * @param cctx a pointer to WOLFSSL_CONF_CTX structure
- * @param cmd configuration command
- * @param value arguments for cmd
- * @return 1 when cmd is recognised, but value is not used
- * 2 both cmd and value are used
- * otherwise WOLFSSL_FAILURE
- * -2 if cmd is not recognised
- * -3 if value is NULL, but cmd is recognized
- */
- int wolfSSL_CONF_cmd(WOLFSSL_CONF_CTX* cctx, const char* cmd, const char* value)
- {
- int ret = WOLFSSL_FAILURE;
- size_t i = 0;
- size_t cmdlen = 0;
- const char* c = NULL;
- WOLFSSL_ENTER("wolfSSL_CONF_cmd");
- (void)cctx;
- (void)cmd;
- (void)value;
- /* sanity check */
- if (cctx == NULL || cmd == NULL) {
- WOLFSSL_MSG("bad arguments");
- return ret;
- }
- if (cctx->flags & WOLFSSL_CONF_FLAG_CMDLINE) {
- cmdlen = XSTRLEN(cmd);
- if (cmdlen < 2) {
- WOLFSSL_MSG("bad cmdline command");
- return -2;
- }
- /* skip "-" prefix */
- c = ++cmd;
- }
- for (i = 0; i < size_of_cmd_tbls; i++) {
- /* check if the cmd is valid */
- if (cctx->flags & WOLFSSL_CONF_FLAG_CMDLINE) {
- if (c != NULL && conf_cmds_tbl[i].cmdline_cmd != NULL &&
- XSTRCMP(c, conf_cmds_tbl[i].cmdline_cmd) == 0) {
- if (conf_cmds_tbl[i].cmdfunc != NULL) {
- ret = conf_cmds_tbl[i].cmdfunc(cctx, value);
- break;
- } else {
- WOLFSSL_MSG("cmd not yet implemented");
- return -2;
- }
- }
- }
- if (cctx->flags & WOLFSSL_CONF_FLAG_FILE) {
- if (conf_cmds_tbl[i].file_cmd != NULL &&
- XSTRCMP(cmd, conf_cmds_tbl[i].file_cmd) == 0) {
- if (conf_cmds_tbl[i].cmdfunc != NULL) {
- ret = conf_cmds_tbl[i].cmdfunc(cctx, value);
- break;
- } else {
- WOLFSSL_MSG("cmd not yet implemented");
- return -2;
- }
- }
- }
- }
- if (i == size_of_cmd_tbls) {
- WOLFSSL_MSG("invalid command");
- ret = -2;
- }
- /* return code compliant with OpenSSL */
- if (ret < -3)
- ret = 0;
- WOLFSSL_LEAVE("wolfSSL_CONF_cmd", ret);
- return ret;
- }
- #endif /* OPENSSL_EXTRA */
- /*******************************************************************************
- * END OF CONF API
- ******************************************************************************/
- /*******************************************************************************
- * START OF BIO API
- ******************************************************************************/
- #ifndef NO_BIO
- #ifdef OPENSSL_EXTRA
- WOLFSSL_BIO_METHOD* wolfSSL_BIO_f_md(void)
- {
- static WOLFSSL_BIO_METHOD meth;
- WOLFSSL_ENTER("wolfSSL_BIO_f_md");
- meth.type = WOLFSSL_BIO_MD;
- return &meth;
- }
- /* return the context and initialize the BIO state */
- int wolfSSL_BIO_get_md_ctx(WOLFSSL_BIO *bio, WOLFSSL_EVP_MD_CTX **mdcp)
- {
- int ret = WOLFSSL_FAILURE;
- if ((bio != NULL) && (mdcp != NULL)) {
- *mdcp = (WOLFSSL_EVP_MD_CTX*)bio->ptr;
- ret = WOLFSSL_SUCCESS;
- }
- return ret;
- }
- WOLFSSL_BIO_METHOD* wolfSSL_BIO_f_buffer(void)
- {
- static WOLFSSL_BIO_METHOD meth;
- WOLFSSL_ENTER("BIO_f_buffer");
- meth.type = WOLFSSL_BIO_BUFFER;
- return &meth;
- }
- #ifndef NO_WOLFSSL_STUB
- long wolfSSL_BIO_set_write_buffer_size(WOLFSSL_BIO* bio, long size)
- {
- /* wolfSSL has internal buffer, compatibility only */
- WOLFSSL_ENTER("BIO_set_write_buffer_size");
- WOLFSSL_MSG("Buffer resize failed");
- WOLFSSL_STUB("BIO_set_write_buffer_size");
- (void)bio;
- (void) size;
- /* Even though this is only a STUB at the moment many user applications
- * may attempt to use this. OpenSSL documentation specifies the return
- * "return 1 if the buffer was successfully resized or 0 for failure."
- * since wolfSSL does not resize the buffer will always return failure
- * by default due to memory concerns until this stub is promoted to
- * a non-stub function */
- return WOLFSSL_FAILURE; /* 0, no resize happened */
- }
- #endif
- WOLFSSL_BIO_METHOD* wolfSSL_BIO_s_bio(void)
- {
- static WOLFSSL_BIO_METHOD bio_meth;
- WOLFSSL_ENTER("wolfSSL_BIO_s_bio");
- bio_meth.type = WOLFSSL_BIO_BIO;
- return &bio_meth;
- }
- #ifndef NO_FILESYSTEM
- WOLFSSL_BIO_METHOD* wolfSSL_BIO_s_file(void)
- {
- static WOLFSSL_BIO_METHOD file_meth;
- WOLFSSL_ENTER("wolfSSL_BIO_s_file");
- file_meth.type = WOLFSSL_BIO_FILE;
- return &file_meth;
- }
- #endif
- WOLFSSL_BIO_METHOD* wolfSSL_BIO_f_ssl(void)
- {
- static WOLFSSL_BIO_METHOD meth;
- WOLFSSL_ENTER("wolfSSL_BIO_f_ssl");
- meth.type = WOLFSSL_BIO_SSL;
- return &meth;
- }
- WOLFSSL_BIO_METHOD *wolfSSL_BIO_s_socket(void)
- {
- static WOLFSSL_BIO_METHOD meth;
- WOLFSSL_ENTER("wolfSSL_BIO_s_socket");
- meth.type = WOLFSSL_BIO_SOCKET;
- return &meth;
- }
- WOLFSSL_BIO* wolfSSL_BIO_new_socket(int sfd, int closeF)
- {
- WOLFSSL_BIO* bio = wolfSSL_BIO_new(wolfSSL_BIO_s_socket());
- WOLFSSL_ENTER("BIO_new_socket");
- if (bio) {
- bio->type = WOLFSSL_BIO_SOCKET;
- bio->shutdown = (byte)closeF;
- bio->num = sfd;
- }
- return bio;
- }
- /**
- * Create new socket BIO object. This is a pure TCP connection with
- * no SSL or TLS protection.
- * @param str IP address to connect to
- * @return New BIO object or NULL on failure
- */
- WOLFSSL_BIO *wolfSSL_BIO_new_connect(const char *str)
- {
- WOLFSSL_BIO *bio;
- const char* port;
- WOLFSSL_ENTER("wolfSSL_BIO_new_connect");
- bio = wolfSSL_BIO_new(wolfSSL_BIO_s_socket());
- if (bio) {
- port = XSTRSTR(str, ":");
- if (port != NULL)
- bio->port = (word16)XATOI(port + 1);
- else
- port = str + XSTRLEN(str); /* point to null terminator */
- bio->ip = (char*)XMALLOC((port - str) + 1, /* +1 for null char */
- bio->heap, DYNAMIC_TYPE_OPENSSL);
- XMEMCPY(bio->ip, str, port - str);
- bio->ip[port - str] = '\0';
- bio->type = WOLFSSL_BIO_SOCKET;
- }
- return bio;
- }
- /**
- * Create new socket BIO object. This is a pure TCP connection with
- * no SSL or TLS protection.
- * @param str IP address to connect to
- * @return New BIO object or NULL on failure
- */
- WOLFSSL_BIO *wolfSSL_BIO_new_accept(const char *port)
- {
- WOLFSSL_BIO *bio;
- WOLFSSL_ENTER("wolfSSL_BIO_new_accept");
- bio = wolfSSL_BIO_new(wolfSSL_BIO_s_socket());
- if (bio) {
- bio->port = (word16)XATOI(port);
- bio->type = WOLFSSL_BIO_SOCKET;
- }
- return bio;
- }
- /**
- * Set the port to connect to in the BIO object
- * @param b BIO object
- * @param port destination port
- * @return WOLFSSL_SUCCESS on success and WOLFSSL_FAILURE on failure
- */
- long wolfSSL_BIO_set_conn_port(WOLFSSL_BIO *b, char* port)
- {
- int p;
- WOLFSSL_ENTER("wolfSSL_BIO_set_conn_port");
- if (!b || !port) {
- WOLFSSL_ENTER("Bad parameter");
- return WOLFSSL_FAILURE;
- }
- p = XATOI(port);
- if (!p || p < 0) {
- WOLFSSL_ENTER("Port parsing error");
- return WOLFSSL_FAILURE;
- }
- while (b != NULL && b->type != WOLFSSL_BIO_SOCKET) {
- b = b->next;
- }
- if (b == NULL) {
- WOLFSSL_MSG("Failed to find socket BIO in chain.");
- return WOLFSSL_FAILURE;
- }
- b->port = (word16)p;
- return WOLFSSL_SUCCESS;
- }
- #ifdef HAVE_HTTP_CLIENT
- /**
- * Attempt to connect to the destination address and port
- * @param b BIO object
- * @return WOLFSSL_SUCCESS on success and WOLFSSL_FAILURE on failure
- */
- long wolfSSL_BIO_do_connect(WOLFSSL_BIO *b)
- {
- SOCKET_T sfd = SOCKET_INVALID;
- WOLFSSL_ENTER("wolfSSL_BIO_do_connect");
- if (!b) {
- WOLFSSL_ENTER("Bad parameter");
- return WOLFSSL_FAILURE;
- }
- while (b && b->type != WOLFSSL_BIO_SOCKET)
- b = b->next;
- if (!b) {
- WOLFSSL_ENTER("No socket BIO in chain");
- return WOLFSSL_FAILURE;
- }
- if (wolfIO_TcpConnect(&sfd, b->ip, b->port, 0) < 0 ) {
- WOLFSSL_ENTER("wolfIO_TcpConnect error");
- return WOLFSSL_FAILURE;
- }
- b->num = sfd;
- b->shutdown = BIO_CLOSE;
- return WOLFSSL_SUCCESS;
- }
- #ifdef HAVE_SOCKADDR
- int wolfSSL_BIO_do_accept(WOLFSSL_BIO *b)
- {
- SOCKET_T sfd = SOCKET_INVALID;
- WOLFSSL_ENTER("wolfSSL_BIO_do_accept");
- if (!b) {
- WOLFSSL_MSG("Bad parameter");
- return WOLFSSL_FAILURE;
- }
- while (b && b->type != WOLFSSL_BIO_SOCKET)
- b = b->next;
- if (!b) {
- WOLFSSL_ENTER("No socket BIO in chain");
- return WOLFSSL_FAILURE;
- }
- if (b->num == WOLFSSL_BIO_ERROR) {
- if (wolfIO_TcpBind(&sfd, b->port) < 0) {
- WOLFSSL_ENTER("wolfIO_TcpBind error");
- return WOLFSSL_FAILURE;
- }
- b->num = sfd;
- b->shutdown = BIO_CLOSE;
- }
- else {
- WOLFSSL_BIO* new_bio;
- int newfd = wolfIO_TcpAccept(b->num, NULL, NULL);
- if (newfd < 0) {
- WOLFSSL_ENTER("wolfIO_TcpBind error");
- return WOLFSSL_FAILURE;
- }
- /* Create a socket BIO for using the accept'ed connection */
- new_bio = wolfSSL_BIO_new_socket(newfd, BIO_CLOSE);
- if (new_bio == NULL) {
- WOLFSSL_ENTER("wolfSSL_BIO_new_socket error");
- CloseSocket(newfd);
- return WOLFSSL_FAILURE;
- }
- wolfSSL_BIO_set_callback(new_bio,
- wolfSSL_BIO_get_callback(b));
- wolfSSL_BIO_set_callback_arg(new_bio,
- wolfSSL_BIO_get_callback_arg(b));
- /* Push onto bio chain for user retrieval */
- if (wolfSSL_BIO_push(b, new_bio) == NULL) {
- WOLFSSL_ENTER("wolfSSL_BIO_push error");
- /* newfd is closed when bio is free'd */
- wolfSSL_BIO_free(new_bio);
- return WOLFSSL_FAILURE;
- }
- }
- return WOLFSSL_SUCCESS;
- }
- #endif /* HAVE_SOCKADDR */
- #endif /* HAVE_HTTP_CLIENT */
- int wolfSSL_BIO_eof(WOLFSSL_BIO* b)
- {
- WOLFSSL_ENTER("BIO_eof");
- if ((b != NULL) && (b->eof))
- return 1;
- return 0;
- }
- long wolfSSL_BIO_do_handshake(WOLFSSL_BIO *b)
- {
- WOLFSSL_ENTER("wolfSSL_BIO_do_handshake");
- if (b == NULL) {
- WOLFSSL_MSG("Bad parameter");
- return WOLFSSL_FAILURE;
- }
- if (b->type == WOLFSSL_BIO_SSL && b->ptr != NULL) {
- return wolfSSL_negotiate((WOLFSSL*)b->ptr);
- }
- else {
- WOLFSSL_MSG("Not SSL BIO or no SSL object set");
- return WOLFSSL_FAILURE;
- }
- }
- void wolfSSL_BIO_ssl_shutdown(WOLFSSL_BIO* b)
- {
- int rc;
- WOLFSSL_ENTER("wolfSSL_BIO_ssl_shutdown");
- if (b == NULL) {
- WOLFSSL_MSG("BIO is null.");
- return;
- }
- while (b != NULL && b->type != WOLFSSL_BIO_SSL) {
- b = b->next;
- }
- if (b == NULL) {
- WOLFSSL_MSG("Failed to find SSL BIO in chain.");
- return;
- }
- if (b->ptr != NULL) {
- rc = wolfSSL_shutdown((WOLFSSL*)b->ptr);
- if (rc == SSL_SHUTDOWN_NOT_DONE) {
- /* In this case, call again to give us a chance to read the
- * close notify alert from the other end. */
- wolfSSL_shutdown((WOLFSSL*)b->ptr);
- }
- }
- else {
- WOLFSSL_MSG("BIO has no SSL pointer set.");
- }
- }
- long wolfSSL_BIO_set_ssl(WOLFSSL_BIO* b, WOLFSSL* ssl, int closeF)
- {
- long ret = WOLFSSL_FAILURE;
- WOLFSSL_ENTER("wolfSSL_BIO_set_ssl");
- if (b != NULL) {
- b->ptr = ssl;
- b->shutdown = (byte)closeF;
- if (b->next != NULL)
- wolfSSL_set_bio(ssl, b->next, b->next);
- /* add to ssl for bio free if SSL_free called before/instead of free_all? */
- ret = WOLFSSL_SUCCESS;
- }
- return ret;
- }
- long wolfSSL_BIO_get_ssl(WOLFSSL_BIO* bio, WOLFSSL** ssl)
- {
- WOLFSSL_ENTER("wolfSSL_BIO_get_ssl");
- if (bio == NULL) {
- WOLFSSL_MSG("bio is null.");
- return WOLFSSL_FAILURE;
- }
- if (ssl == NULL) {
- WOLFSSL_MSG("ssl is null.");
- return WOLFSSL_FAILURE;
- }
- if (bio->type != WOLFSSL_BIO_SSL) {
- WOLFSSL_MSG("bio type is not WOLFSSL_BIO_SSL.");
- return WOLFSSL_FAILURE;
- }
- *ssl = (WOLFSSL*)bio->ptr;
- return WOLFSSL_SUCCESS;
- }
- WOLFSSL_BIO* wolfSSL_BIO_new_ssl_connect(WOLFSSL_CTX* ctx)
- {
- WOLFSSL* ssl = NULL;
- WOLFSSL_BIO* sslBio = NULL;
- WOLFSSL_BIO* connBio = NULL;
- int err = 0;
- WOLFSSL_ENTER("wolfSSL_BIO_new_ssl_connect");
- if (ctx == NULL) {
- WOLFSSL_MSG("ctx is NULL.");
- err = 1;
- }
- if (err == 0) {
- ssl = wolfSSL_new(ctx);
- if (ssl == NULL) {
- WOLFSSL_MSG("Failed to create SSL object from ctx.");
- err = 1;
- }
- }
- if (err == 0) {
- sslBio = wolfSSL_BIO_new(wolfSSL_BIO_f_ssl());
- if (sslBio == NULL) {
- WOLFSSL_MSG("Failed to create SSL BIO.");
- err = 1;
- }
- }
- if (err == 0 && wolfSSL_BIO_set_ssl(sslBio, ssl, BIO_CLOSE) !=
- WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Failed to set SSL pointer in BIO.");
- err = 1;
- }
- if (err == 0) {
- connBio = wolfSSL_BIO_new(wolfSSL_BIO_s_socket());
- if (connBio == NULL) {
- WOLFSSL_MSG("Failed to create connect BIO.");
- err = 1;
- }
- else {
- wolfSSL_BIO_push(sslBio, connBio);
- }
- }
- if (err == 1) {
- wolfSSL_free(ssl);
- wolfSSL_BIO_free(sslBio);
- wolfSSL_BIO_free(connBio);
- }
- return sslBio;
- }
- long wolfSSL_BIO_set_conn_hostname(WOLFSSL_BIO* b, char* name)
- {
- size_t currLen = 0;
- size_t newLen = 0;
- WOLFSSL_ENTER("wolfSSL_BIO_set_conn_hostname");
- if (name == NULL) {
- WOLFSSL_MSG("Hostname is NULL.");
- return WOLFSSL_FAILURE;
- }
- while (b != NULL && b->type != WOLFSSL_BIO_SOCKET) {
- b = b->next;
- }
- if (b == NULL) {
- WOLFSSL_MSG("Failed to find socket BIO in chain.");
- return WOLFSSL_FAILURE;
- }
- newLen = XSTRLEN(name);
- if (b->ip == NULL) {
- /* +1 for null char */
- b->ip = (char*)XMALLOC(newLen + 1, b->heap, DYNAMIC_TYPE_OPENSSL);
- if (b->ip == NULL) {
- WOLFSSL_MSG("Hostname malloc failed.");
- return WOLFSSL_FAILURE;
- }
- }
- else {
- currLen = XSTRLEN(b->ip);
- if (currLen != newLen) {
- b->ip = (char*)XREALLOC(b->ip, newLen + 1, b->heap,
- DYNAMIC_TYPE_OPENSSL);
- if (b->ip == NULL) {
- WOLFSSL_MSG("Hostname realloc failed.");
- return WOLFSSL_FAILURE;
- }
- }
- }
- XMEMCPY(b->ip, name, newLen);
- b->ip[newLen] = '\0';
- return WOLFSSL_SUCCESS;
- }
- #ifndef NO_FILESYSTEM
- long wolfSSL_BIO_set_fd(WOLFSSL_BIO* b, int fd, int closeF)
- {
- WOLFSSL_ENTER("wolfSSL_BIO_set_fd");
- if (b != NULL) {
- b->num = fd;
- b->shutdown = (byte)closeF;
- }
- return WOLFSSL_SUCCESS;
- }
- #endif
- /* Sets the close flag */
- int wolfSSL_BIO_set_close(WOLFSSL_BIO *b, long flag)
- {
- WOLFSSL_ENTER("wolfSSL_BIO_set_close");
- if (b != NULL) {
- b->shutdown = (byte)flag;
- }
- return WOLFSSL_SUCCESS;
- }
- #if defined(OPENSSL_VERSION_NUMBER) && OPENSSL_VERSION_NUMBER >= 0x10100000L
- WOLFSSL_BIO* wolfSSL_BIO_new(const WOLFSSL_BIO_METHOD* method)
- #else
- WOLFSSL_BIO* wolfSSL_BIO_new(WOLFSSL_BIO_METHOD* method)
- #endif
- {
- WOLFSSL_BIO* bio;
- WOLFSSL_ENTER("wolfSSL_BIO_new");
- if (method == NULL) {
- WOLFSSL_MSG("Bad method pointer passed in");
- return NULL;
- }
- bio = (WOLFSSL_BIO*) XMALLOC(sizeof(WOLFSSL_BIO), 0,
- DYNAMIC_TYPE_OPENSSL);
- if (bio) {
- XMEMSET(bio, 0, sizeof(WOLFSSL_BIO));
- bio->type = (byte)method->type;
- #if defined(OPENSSL_VERSION_NUMBER) && OPENSSL_VERSION_NUMBER >= 0x10100000L
- bio->method = (WOLFSSL_BIO_METHOD*)method;
- #else
- bio->method = method;
- #endif
- bio->shutdown = BIO_CLOSE; /* default to close things */
- bio->num = WOLFSSL_BIO_ERROR;
- bio->init = 1;
- if (method->type == WOLFSSL_BIO_MEMORY ||
- method->type == WOLFSSL_BIO_BIO) {
- bio->mem_buf =(WOLFSSL_BUF_MEM*)XMALLOC(sizeof(WOLFSSL_BUF_MEM),
- 0, DYNAMIC_TYPE_OPENSSL);
- if (bio->mem_buf == NULL) {
- WOLFSSL_MSG("Memory error");
- wolfSSL_BIO_free(bio);
- return NULL;
- }
- bio->mem_buf->data = (char*)bio->ptr;
- }
- if (method->type == WOLFSSL_BIO_MD) {
- bio->ptr = wolfSSL_EVP_MD_CTX_new();
- if (bio->ptr == NULL) {
- WOLFSSL_MSG("Memory error");
- wolfSSL_BIO_free(bio);
- return NULL;
- }
- }
- /* check if is custom method */
- if (method->createCb) {
- method->createCb(bio);
- }
- #if defined(OPENSSL_ALL) || defined(OPENSSL_EXTRA)
- bio->refCount = 1;
- #ifndef SINGLE_THREADED
- if (wc_InitMutex(&bio->refMutex) != 0) {
- wolfSSL_BIO_free(bio);
- WOLFSSL_MSG("wc_InitMutex failed for WOLFSSL_BIO");
- return NULL;
- }
- #endif
- #endif
- }
- return bio;
- }
- WOLFSSL_BIO* wolfSSL_BIO_new_mem_buf(const void* buf, int len)
- {
- WOLFSSL_BIO* bio = NULL;
- if (buf == NULL) {
- return bio;
- }
- bio = wolfSSL_BIO_new(wolfSSL_BIO_s_mem());
- if (bio == NULL) {
- return bio;
- }
- if (len < 0) {
- /* The length of the string including terminating null. */
- len = (int)XSTRLEN((const char*)buf) + 1;
- }
- bio->num = bio->wrSz = len;
- bio->ptr = (byte*)XMALLOC(len, 0, DYNAMIC_TYPE_OPENSSL);
- if (bio->ptr == NULL) {
- wolfSSL_BIO_free(bio);
- return NULL;
- }
- if (bio->mem_buf != NULL) {
- bio->mem_buf->data = (char*)bio->ptr;
- bio->mem_buf->length = bio->num;
- }
- XMEMCPY(bio->ptr, buf, len);
- return bio;
- }
- /*
- * Note : If the flag BIO_NOCLOSE is set then freeing memory buffers is up
- * to the application.
- * Returns 1 on success, 0 on failure
- */
- int wolfSSL_BIO_free(WOLFSSL_BIO* bio)
- {
- int ret;
- #if defined(OPENSSL_ALL) || defined(OPENSSL_EXTRA)
- int doFree = 0;
- #endif
- /* unchain?, doesn't matter in goahead since from free all */
- WOLFSSL_ENTER("wolfSSL_BIO_free");
- if (bio) {
- if (bio->infoCb) {
- /* info callback is called before free */
- ret = (int)bio->infoCb(bio, WOLFSSL_BIO_CB_FREE, NULL, 0, 0, 1);
- if (ret <= 0) {
- return ret;
- }
- }
- #if defined(OPENSSL_ALL) || defined(OPENSSL_EXTRA)
- #ifndef SINGLE_THREADED
- if (wc_LockMutex(&bio->refMutex) != 0) {
- WOLFSSL_MSG("Couldn't lock BIO mutex");
- return WOLFSSL_FAILURE;
- }
- #endif
- /* only free if all references to it are done */
- bio->refCount--;
- if (bio->refCount == 0) {
- doFree = 1;
- }
- #ifndef SINGLE_THREADED
- wc_UnLockMutex(&bio->refMutex);
- #endif
- if (!doFree) {
- /* return success if BIO ref count is not 1 yet */
- return WOLFSSL_SUCCESS;
- }
- #ifndef SINGLE_THREADED
- wc_FreeMutex(&bio->refMutex);
- #endif
- #endif
- #ifdef HAVE_EX_DATA_CLEANUP_HOOKS
- wolfSSL_CRYPTO_cleanup_ex_data(&bio->ex_data);
- #endif
- /* call custom set free callback */
- if (bio->method && bio->method->freeCb) {
- bio->method->freeCb(bio);
- }
- /* remove from pair by setting the paired bios pair to NULL */
- if (bio->pair != NULL) {
- bio->pair->pair = NULL;
- }
- if (bio->ip != NULL) {
- XFREE(bio->ip, bio->heap, DYNAMIC_TYPE_OPENSSL);
- }
- if (bio->shutdown) {
- if (bio->type == WOLFSSL_BIO_SSL && bio->ptr)
- wolfSSL_free((WOLFSSL*)bio->ptr);
- #ifdef CloseSocket
- if ((bio->type == WOLFSSL_BIO_SOCKET) && (bio->num > 0))
- CloseSocket(bio->num);
- #endif
- }
- #ifndef NO_FILESYSTEM
- if (bio->type == WOLFSSL_BIO_FILE && bio->shutdown == BIO_CLOSE) {
- if (bio->ptr) {
- XFCLOSE((XFILE)bio->ptr);
- }
- #if !defined(USE_WINDOWS_API) && !defined(NO_WOLFSSL_DIR)\
- && !defined(WOLFSSL_NUCLEUS) && !defined(WOLFSSL_NUCLEUS_1_2)
- else if (bio->num != WOLFSSL_BIO_ERROR) {
- XCLOSE(bio->num);
- }
- #endif
- }
- #endif
- if (bio->shutdown != BIO_NOCLOSE) {
- if (bio->type == WOLFSSL_BIO_MEMORY && bio->ptr != NULL) {
- if (bio->mem_buf != NULL) {
- if (bio->mem_buf->data != (char*)bio->ptr) {
- XFREE(bio->ptr, bio->heap, DYNAMIC_TYPE_OPENSSL);
- bio->ptr = NULL;
- }
- }
- else {
- XFREE(bio->ptr, bio->heap, DYNAMIC_TYPE_OPENSSL);
- bio->ptr = NULL;
- }
- }
- if (bio->mem_buf != NULL) {
- wolfSSL_BUF_MEM_free(bio->mem_buf);
- bio->mem_buf = NULL;
- }
- }
- if (bio->type == WOLFSSL_BIO_MD) {
- wolfSSL_EVP_MD_CTX_free((WOLFSSL_EVP_MD_CTX*)bio->ptr);
- }
- XFREE(bio, 0, DYNAMIC_TYPE_OPENSSL);
- return WOLFSSL_SUCCESS;
- }
- return WOLFSSL_FAILURE;
- }
- /* like BIO_free, but no return value */
- void wolfSSL_BIO_vfree(WOLFSSL_BIO* bio)
- {
- wolfSSL_BIO_free(bio);
- }
- void wolfSSL_BIO_free_all(WOLFSSL_BIO* bio)
- {
- WOLFSSL_ENTER("BIO_free_all");
- while (bio) {
- WOLFSSL_BIO* next = bio->next;
- wolfSSL_BIO_free(bio);
- bio = next;
- }
- }
- WOLFSSL_BIO* wolfSSL_BIO_push(WOLFSSL_BIO* top, WOLFSSL_BIO* append)
- {
- WOLFSSL_ENTER("BIO_push");
- top->next = append;
- append->prev = top;
- /* SSL BIO's should use the next object in the chain for IO */
- if (top->type == WOLFSSL_BIO_SSL && top->ptr)
- wolfSSL_set_bio((WOLFSSL*)top->ptr, append, append);
- return top;
- }
- /* Removes a WOLFSSL_BIO struct from the WOLFSSL_BIO linked list.
- *
- * bio is the WOLFSSL_BIO struct in the list and removed.
- *
- * The return WOLFSSL_BIO struct is the next WOLFSSL_BIO in the list or NULL if
- * there is none.
- */
- WOLFSSL_BIO* wolfSSL_BIO_pop(WOLFSSL_BIO* bio)
- {
- if (bio == NULL) {
- WOLFSSL_MSG("Bad argument passed in");
- return NULL;
- }
- if (bio->prev != NULL) {
- bio->prev->next = bio->next;
- }
- if (bio->next != NULL) {
- bio->next->prev = bio->prev;
- }
- return bio->next;
- }
- WOLFSSL_BIO_METHOD* wolfSSL_BIO_s_mem(void)
- {
- static WOLFSSL_BIO_METHOD meth;
- WOLFSSL_ENTER("wolfSSL_BIO_s_mem");
- meth.type = WOLFSSL_BIO_MEMORY;
- return &meth;
- }
- WOLFSSL_BIO_METHOD* wolfSSL_BIO_f_base64(void)
- {
- static WOLFSSL_BIO_METHOD meth;
- WOLFSSL_ENTER("wolfSSL_BIO_f_base64");
- meth.type = WOLFSSL_BIO_BASE64;
- return &meth;
- }
- /* Set the flag for the bio.
- *
- * bio the structure to set the flag in
- * flags the flag to use
- */
- void wolfSSL_BIO_set_flags(WOLFSSL_BIO* bio, int flags)
- {
- WOLFSSL_ENTER("wolfSSL_BIO_set_flags");
- if (bio != NULL) {
- bio->flags |= flags;
- }
- }
- void wolfSSL_BIO_clear_flags(WOLFSSL_BIO *bio, int flags)
- {
- WOLFSSL_ENTER("wolfSSL_BIO_clear_flags");
- if (bio != NULL) {
- bio->flags &= ~flags;
- }
- }
- /* Set ex_data for WOLFSSL_BIO
- *
- * bio : BIO structure to set ex_data in
- * idx : Index of ex_data to set
- * data : Data to set in ex_data
- *
- * Returns WOLFSSL_SUCCESS on success or WOLFSSL_FAILURE on failure
- */
- int wolfSSL_BIO_set_ex_data(WOLFSSL_BIO *bio, int idx, void *data)
- {
- WOLFSSL_ENTER("wolfSSL_BIO_set_ex_data");
- #ifdef HAVE_EX_DATA
- if (bio != NULL && idx < MAX_EX_DATA) {
- return wolfSSL_CRYPTO_set_ex_data(&bio->ex_data, idx, data);
- }
- #else
- (void)bio;
- (void)idx;
- (void)data;
- #endif
- return WOLFSSL_FAILURE;
- }
- int wolfSSL_BIO_get_fd(WOLFSSL_BIO *bio, int* fd)
- {
- WOLFSSL_ENTER("wolfSSL_BIO_get_fd");
- if (bio != NULL) {
- if (fd != NULL)
- *fd = bio->num;
- return bio->num;
- }
- return WOLFSSL_BIO_ERROR;
- }
- #ifdef HAVE_EX_DATA_CLEANUP_HOOKS
- /* Set ex_data for WOLFSSL_BIO
- *
- * bio : BIO structure to set ex_data in
- * idx : Index of ex_data to set
- * data : Data to set in ex_data
- * cleanup_routine : Function pointer to clean up data
- *
- * Returns WOLFSSL_SUCCESS on success or WOLFSSL_FAILURE on failure
- */
- int wolfSSL_BIO_set_ex_data_with_cleanup(
- WOLFSSL_BIO *bio,
- int idx,
- void *data,
- wolfSSL_ex_data_cleanup_routine_t cleanup_routine)
- {
- WOLFSSL_ENTER("wolfSSL_BIO_set_ex_data_with_cleanup");
- if (bio != NULL && idx < MAX_EX_DATA) {
- return wolfSSL_CRYPTO_set_ex_data_with_cleanup(&bio->ex_data, idx, data,
- cleanup_routine);
- }
- return WOLFSSL_FAILURE;
- }
- #endif /* HAVE_EX_DATA_CLEANUP_HOOKS */
- /* Get ex_data in WOLFSSL_BIO at given index
- *
- * bio : BIO structure to get ex_data from
- * idx : Index of ex_data to get data from
- *
- * Returns void pointer to ex_data on success or NULL on failure
- */
- void *wolfSSL_BIO_get_ex_data(WOLFSSL_BIO *bio, int idx)
- {
- WOLFSSL_ENTER("wolfSSL_BIO_get_ex_data");
- #ifdef HAVE_EX_DATA
- if (bio != NULL && idx < MAX_EX_DATA && idx >= 0) {
- return wolfSSL_CRYPTO_get_ex_data(&bio->ex_data, idx);
- }
- #else
- (void)bio;
- (void)idx;
- #endif
- return NULL;
- }
- #endif /* OPENSSL_EXTRA */
- #ifndef NO_FILESYSTEM
- PRAGMA_CLANG_DIAG_PUSH
- PRAGMA_CLANG("clang diagnostic ignored \"-Wformat-nonliteral\"")
- #endif
- #if defined(OPENSSL_EXTRA) && !defined(NO_BIO)
- /* returns amount printed on success, negative in fail case */
- int wolfSSL_BIO_vprintf(WOLFSSL_BIO* bio, const char* format, va_list args)
- {
- int ret = -1;
- if (bio == NULL)
- return WOLFSSL_FATAL_ERROR;
- switch (bio->type) {
- #if !defined(NO_FILESYSTEM)
- case WOLFSSL_BIO_FILE:
- if (bio->ptr == NULL) {
- va_end(args);
- return -1;
- }
- ret = XVFPRINTF((XFILE)bio->ptr, format, args);
- break;
- #endif
- case WOLFSSL_BIO_MEMORY:
- /* In Visual Studio versions prior to Visual Studio 2013, the va_* symbols
- aren't defined. If using Visual Studio 2013 or later, define
- HAVE_VA_COPY. */
- #if !defined(_WIN32) || defined(HAVE_VA_COPY)
- case WOLFSSL_BIO_SSL:
- {
- int count;
- char* pt = NULL;
- va_list copy;
- #ifdef FUSION_RTOS
- copy = args; /* hack, depends on internal implementation
- * of va_list in VisualDSP++ */
- #else
- va_copy(copy, args);
- #endif
- count = XVSNPRINTF(NULL, 0, format, args);
- if (count >= 0)
- {
- pt = (char*)XMALLOC(count + 1, bio->heap,
- DYNAMIC_TYPE_TMP_BUFFER);
- if (pt != NULL)
- {
- count = XVSNPRINTF(pt, count + 1, format, copy);
- if (count >= 0)
- {
- ret = wolfSSL_BIO_write(bio, pt, count);
- }
- XFREE(pt, bio->heap, DYNAMIC_TYPE_TMP_BUFFER);
- }
- }
- va_end(copy);
- }
- break;
- #endif /* !_WIN32 || HAVE_VA_COPY */
- default:
- WOLFSSL_MSG("Unsupported WOLFSSL_BIO type for wolfSSL_BIO_printf");
- break;
- }
- return ret;
- }
- /* returns amount printed on success, negative in fail case */
- int wolfSSL_BIO_printf(WOLFSSL_BIO* bio, const char* format, ...)
- {
- int ret;
- va_list args;
- va_start(args, format);
- ret = wolfSSL_BIO_vprintf(bio, format, args);
- va_end(args);
- return ret;
- }
- #endif /* OPENSSL_EXTRA && !NO_BIO */
- #ifndef NO_FILESYSTEM
- PRAGMA_CLANG_DIAG_POP
- #endif
- #undef LINE_LEN
- #define LINE_LEN 16
- int wolfSSL_BIO_dump(WOLFSSL_BIO *bio, const char *buf, int length)
- {
- int ret = 0;
- if (bio == NULL)
- return 0;
- #ifndef NO_FILESYSTEM
- if (bio->type == WOLFSSL_BIO_FILE) {
- int i;
- char line[80];
- if (!buf) {
- return XFPUTS("\tNULL", (XFILE)bio->ptr);
- }
- XSPRINTF(line, "\t");
- for (i = 0; i < LINE_LEN; i++) {
- if (i < length)
- XSPRINTF(line + 1 + i * 3,"%02x ", buf[i]);
- else
- XSPRINTF(line + 1 + i * 3, " ");
- }
- XSPRINTF(line + 1 + LINE_LEN * 3, "| ");
- for (i = 0; i < LINE_LEN; i++) {
- if (i < length) {
- XSPRINTF(line + 3 + LINE_LEN * 3 + i,
- "%c", 31 < buf[i] && buf[i] < 127 ? buf[i] : '.');
- }
- }
- ret += XFPUTS(line, (XFILE)bio->ptr);
- if (length > LINE_LEN)
- ret += wolfSSL_BIO_dump(bio, buf + LINE_LEN, length - LINE_LEN);
- }
- #else
- (void)buf;
- (void)length;
- #endif
- return ret;
- }
- #if defined(OPENSSL_EXTRA) || defined(HAVE_LIGHTY) || \
- defined(WOLFSSL_MYSQL_COMPATIBLE) || defined(HAVE_STUNNEL) || \
- defined(WOLFSSL_NGINX) || defined(HAVE_POCO_LIB) || \
- defined(WOLFSSL_HAPROXY)
- int wolfSSL_BIO_read_filename(WOLFSSL_BIO *b, const char *name) {
- #ifndef NO_FILESYSTEM
- XFILE fp;
- WOLFSSL_ENTER("wolfSSL_BIO_new_file");
- if ((wolfSSL_BIO_get_fp(b, &fp) == WOLFSSL_SUCCESS) && (fp != XBADFILE))
- {
- XFCLOSE(fp);
- }
- fp = XFOPEN(name, "rb");
- if (fp == XBADFILE)
- return WOLFSSL_BAD_FILE;
- if (wolfSSL_BIO_set_fp(b, fp, BIO_CLOSE) != WOLFSSL_SUCCESS) {
- XFCLOSE(fp);
- return WOLFSSL_BAD_FILE;
- }
- /* file is closed when bio is free'd */
- return WOLFSSL_SUCCESS;
- #else
- (void)name;
- (void)b;
- return WOLFSSL_NOT_IMPLEMENTED;
- #endif
- }
- #endif
- #if defined(HAVE_LIGHTY) || defined(HAVE_STUNNEL) \
- || defined(WOLFSSL_MYSQL_COMPATIBLE) || defined(OPENSSL_EXTRA)
- WOLFSSL_BIO *wolfSSL_BIO_new_file(const char *filename, const char *mode)
- {
- #ifndef NO_FILESYSTEM
- WOLFSSL_BIO* bio;
- XFILE fp;
- WOLFSSL_ENTER("wolfSSL_BIO_new_file");
- fp = XFOPEN(filename, mode);
- if (fp == XBADFILE)
- return NULL;
- bio = wolfSSL_BIO_new(wolfSSL_BIO_s_file());
- if (bio == NULL) {
- XFCLOSE(fp);
- return bio;
- }
- if (wolfSSL_BIO_set_fp(bio, fp, BIO_CLOSE) != WOLFSSL_SUCCESS) {
- XFCLOSE(fp);
- wolfSSL_BIO_free(bio);
- bio = NULL;
- }
- /* file is closed when BIO is free'd */
- return bio;
- #else
- (void)filename;
- (void)mode;
- return NULL;
- #endif /* NO_FILESYSTEM */
- }
- #ifndef NO_FILESYSTEM
- WOLFSSL_BIO* wolfSSL_BIO_new_fp(XFILE fp, int close_flag)
- {
- WOLFSSL_BIO* bio;
- WOLFSSL_ENTER("wolfSSL_BIO_new_fp");
- bio = wolfSSL_BIO_new(wolfSSL_BIO_s_file());
- if (bio == NULL) {
- return bio;
- }
- if (wolfSSL_BIO_set_fp(bio, fp, close_flag) != WOLFSSL_SUCCESS) {
- wolfSSL_BIO_free(bio);
- bio = NULL;
- }
- /* file is closed when BIO is free'd or by user depending on flag */
- return bio;
- }
- #endif
- #endif
- #if defined(OPENSSL_ALL) || defined(WOLFSSL_ASIO) || defined(WOLFSSL_HAPROXY) \
- || defined(WOLFSSL_NGINX) || defined(WOLFSSL_QT)
- /* Creates a new bio pair.
- Returns WOLFSSL_SUCCESS if no error, WOLFSSL_FAILURE otherwise.*/
- int wolfSSL_BIO_new_bio_pair(WOLFSSL_BIO **bio1_p, size_t writebuf1,
- WOLFSSL_BIO **bio2_p, size_t writebuf2)
- {
- WOLFSSL_BIO *bio1 = NULL, *bio2 = NULL;
- int ret = 1;
- WOLFSSL_ENTER("wolfSSL_BIO_new_bio_pair()");
- if (bio1_p == NULL || bio2_p == NULL) {
- WOLFSSL_MSG("Bad Function Argument");
- return BAD_FUNC_ARG;
- }
- /* set up the new bio structures and write buf sizes */
- if ((bio1 = wolfSSL_BIO_new(wolfSSL_BIO_s_bio())) == NULL) {
- WOLFSSL_MSG("Bio allocation failed");
- ret = WOLFSSL_FAILURE;
- }
- if (ret) {
- if ((bio2 = wolfSSL_BIO_new(wolfSSL_BIO_s_bio())) == NULL) {
- WOLFSSL_MSG("Bio allocation failed");
- ret = WOLFSSL_FAILURE;
- }
- }
- if (ret && writebuf1) {
- if (!(ret = wolfSSL_BIO_set_write_buf_size(bio1, (long)writebuf1))) {
- WOLFSSL_MSG("wolfSSL_BIO_set_write_buf() failure");
- }
- }
- if (ret && writebuf2) {
- if (!(ret = wolfSSL_BIO_set_write_buf_size(bio2, (long)writebuf2))) {
- WOLFSSL_MSG("wolfSSL_BIO_set_write_buf() failure");
- }
- }
- if (ret) {
- if ((ret = wolfSSL_BIO_make_bio_pair(bio1, bio2))) {
- *bio1_p = bio1;
- *bio2_p = bio2;
- }
- }
- if (!ret) {
- wolfSSL_BIO_free(bio1);
- bio1 = NULL;
- wolfSSL_BIO_free(bio2);
- bio2 = NULL;
- }
- return ret;
- }
- #endif
- #ifdef OPENSSL_ALL
- #ifndef NO_WOLFSSL_STUB
- void wolfSSL_BIO_set_init(WOLFSSL_BIO* bio, int init)
- {
- WOLFSSL_STUB("wolfSSL_BIO_set_init");
- (void)bio;
- (void)init;
- }
- void wolfSSL_BIO_set_shutdown(WOLFSSL_BIO* bio, int shut)
- {
- WOLFSSL_STUB("wolfSSL_BIO_set_shutdown");
- (void)bio;
- (void)shut;
- }
- int wolfSSL_BIO_get_shutdown(WOLFSSL_BIO* bio)
- {
- WOLFSSL_STUB("wolfSSL_BIO_get_shutdown");
- (void)bio;
- return 0;
- }
- #endif /* NO_WOLFSSL_STUB */
- void wolfSSL_BIO_clear_retry_flags(WOLFSSL_BIO* bio)
- {
- WOLFSSL_ENTER("wolfSSL_BIO_clear_retry_flags");
- if (bio)
- bio->flags &= ~(WOLFSSL_BIO_FLAG_READ|WOLFSSL_BIO_FLAG_RETRY);
- }
- int wolfSSL_BIO_should_retry(WOLFSSL_BIO *bio)
- {
- int ret = 0;
- if (bio != NULL) {
- ret = (int)(bio->flags & WOLFSSL_BIO_FLAG_RETRY);
- }
- return ret;
- }
- #endif /* OPENSSL_ALL */
- #endif /* !NO_BIO */
- /*******************************************************************************
- * END OF BIO API
- ******************************************************************************/
- /*******************************************************************************
- * START OF RAND API
- ******************************************************************************/
- #if defined(OPENSSL_EXTRA) && !defined(WOLFSSL_NO_OPENSSL_RAND_CB)
- static int wolfSSL_RAND_InitMutex(void)
- {
- if (gRandMethodsInit == 0) {
- if (wc_InitMutex(&gRandMethodMutex) != 0) {
- WOLFSSL_MSG("Bad Init Mutex rand methods");
- return BAD_MUTEX_E;
- }
- gRandMethodsInit = 1;
- }
- return 0;
- }
- #endif
- #ifdef OPENSSL_EXTRA
- /* Checks if the global RNG has been created. If not then one is created.
- *
- * Returns WOLFSSL_SUCCESS when no error is encountered.
- */
- static int wolfSSL_RAND_Init(void)
- {
- int ret = WOLFSSL_FAILURE;
- #ifdef HAVE_GLOBAL_RNG
- if (wc_LockMutex(&globalRNGMutex) == 0) {
- if (initGlobalRNG == 0) {
- ret = wc_InitRng(&globalRNG);
- if (ret == 0) {
- initGlobalRNG = 1;
- ret = WOLFSSL_SUCCESS;
- }
- }
- wc_UnLockMutex(&globalRNGMutex);
- }
- #endif
- return ret;
- }
- /* WOLFSSL_SUCCESS on ok */
- int wolfSSL_RAND_seed(const void* seed, int len)
- {
- #ifndef WOLFSSL_NO_OPENSSL_RAND_CB
- if (wolfSSL_RAND_InitMutex() == 0 && wc_LockMutex(&gRandMethodMutex) == 0) {
- if (gRandMethods && gRandMethods->seed) {
- int ret = gRandMethods->seed(seed, len);
- wc_UnLockMutex(&gRandMethodMutex);
- return ret;
- }
- wc_UnLockMutex(&gRandMethodMutex);
- }
- #else
- (void)seed;
- (void)len;
- #endif
- /* Make sure global shared RNG (globalRNG) is initialized */
- return wolfSSL_RAND_Init();
- }
- /* Returns the path for reading seed data from.
- * Uses the env variable $RANDFILE first if set, if not then used $HOME/.rnd
- *
- * Note uses stdlib by default unless XGETENV macro is overwritten
- *
- * fname buffer to hold path
- * len length of fname buffer
- *
- * Returns a pointer to fname on success and NULL on failure
- */
- const char* wolfSSL_RAND_file_name(char* fname, unsigned long len)
- {
- #ifndef NO_FILESYSTEM
- char* rt;
- char ap[] = "/.rnd";
- WOLFSSL_ENTER("wolfSSL_RAND_file_name");
- if (fname == NULL) {
- return NULL;
- }
- XMEMSET(fname, 0, len);
- /* if access to stdlib.h */
- if ((rt = XGETENV("RANDFILE")) != NULL) {
- if (len > XSTRLEN(rt)) {
- XMEMCPY(fname, rt, XSTRLEN(rt));
- }
- else {
- WOLFSSL_MSG("RANDFILE too large for buffer");
- rt = NULL;
- }
- }
- /* $RANDFILE was not set or is too large, check $HOME */
- if (rt == NULL) {
- WOLFSSL_MSG("Environment variable RANDFILE not set");
- if ((rt = XGETENV("HOME")) == NULL) {
- WOLFSSL_MSG("Environment variable HOME not set");
- return NULL;
- }
- if (len > XSTRLEN(rt) + XSTRLEN(ap)) {
- fname[0] = '\0';
- XSTRNCAT(fname, rt, len);
- XSTRNCAT(fname, ap, len - XSTRLEN(rt));
- return fname;
- }
- else {
- WOLFSSL_MSG("HOME too large for buffer");
- return NULL;
- }
- }
- return fname;
- #else
- /* no filesystem defined */
- WOLFSSL_ENTER("wolfSSL_RAND_file_name");
- WOLFSSL_MSG("No filesystem feature enabled, not compiled in");
- (void)fname;
- (void)len;
- return NULL;
- #endif
- }
- /* Writes 1024 bytes from the RNG to the given file name.
- *
- * fname name of file to write to
- *
- * Returns the number of bytes written
- */
- int wolfSSL_RAND_write_file(const char* fname)
- {
- int bytes = 0;
- WOLFSSL_ENTER("RAND_write_file");
- if (fname == NULL) {
- return SSL_FAILURE;
- }
- #ifndef NO_FILESYSTEM
- {
- #ifndef WOLFSSL_SMALL_STACK
- unsigned char buf[1024];
- #else
- unsigned char* buf = (unsigned char *)XMALLOC(1024, NULL,
- DYNAMIC_TYPE_TMP_BUFFER);
- if (buf == NULL) {
- WOLFSSL_MSG("malloc failed");
- return SSL_FAILURE;
- }
- #endif
- bytes = 1024; /* default size of buf */
- if (initGlobalRNG == 0 && wolfSSL_RAND_Init() != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("No RNG to use");
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(buf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- #endif
- return 0;
- }
- if (wc_RNG_GenerateBlock(&globalRNG, buf, bytes) != 0) {
- WOLFSSL_MSG("Error generating random buffer");
- bytes = 0;
- }
- else {
- XFILE f;
- f = XFOPEN(fname, "wb");
- if (f == XBADFILE) {
- WOLFSSL_MSG("Error opening the file");
- bytes = 0;
- }
- else {
- XFWRITE(buf, 1, bytes, f);
- XFCLOSE(f);
- }
- }
- ForceZero(buf, bytes);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(buf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- #endif
- }
- #endif
- return bytes;
- }
- #ifndef FREERTOS_TCP
- /* These constant values are protocol values made by egd */
- #if defined(USE_WOLFSSL_IO) && !defined(USE_WINDOWS_API) && !defined(NETOS)
- #define WOLFSSL_EGD_NBLOCK 0x01
- #include <sys/un.h>
- #endif
- /* This collects entropy from the path nm and seeds the global PRNG with it.
- *
- * nm is the file path to the egd server
- *
- * Returns the number of bytes read.
- */
- int wolfSSL_RAND_egd(const char* nm)
- {
- #if defined(USE_WOLFSSL_IO) && !defined(USE_WINDOWS_API) && !defined(HAVE_FIPS) && \
- defined(HAVE_HASHDRBG)
- struct sockaddr_un rem;
- int fd;
- int ret = WOLFSSL_SUCCESS;
- word32 bytes = 0;
- word32 idx = 0;
- #ifndef WOLFSSL_SMALL_STACK
- unsigned char buf[256];
- #else
- unsigned char* buf;
- buf = (unsigned char*)XMALLOC(256, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (buf == NULL) {
- WOLFSSL_MSG("Not enough memory");
- return WOLFSSL_FATAL_ERROR;
- }
- #endif
- XMEMSET(&rem, 0, sizeof(struct sockaddr_un));
- if (nm == NULL) {
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(buf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- #endif
- return WOLFSSL_FATAL_ERROR;
- }
- fd = socket(AF_UNIX, SOCK_STREAM, 0);
- if (fd < 0) {
- WOLFSSL_MSG("Error creating socket");
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(buf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- #endif
- return WOLFSSL_FATAL_ERROR;
- }
- rem.sun_family = AF_UNIX;
- XSTRNCPY(rem.sun_path, nm, sizeof(rem.sun_path) - 1);
- rem.sun_path[sizeof(rem.sun_path)-1] = '\0';
- /* connect to egd server */
- if (connect(fd, (struct sockaddr*)&rem, sizeof(struct sockaddr_un)) == -1) {
- WOLFSSL_MSG("error connecting to egd server");
- ret = WOLFSSL_FATAL_ERROR;
- }
- while (ret == WOLFSSL_SUCCESS && bytes < 255 && idx + 2 < 256) {
- buf[idx] = WOLFSSL_EGD_NBLOCK;
- buf[idx + 1] = 255 - bytes; /* request 255 bytes from server */
- ret = (int)write(fd, buf + idx, 2);
- if (ret != 2) {
- if (errno == EAGAIN) {
- ret = WOLFSSL_SUCCESS;
- continue;
- }
- WOLFSSL_MSG("error requesting entropy from egd server");
- ret = WOLFSSL_FATAL_ERROR;
- break;
- }
- /* attempting to read */
- buf[idx] = 0;
- ret = (int)read(fd, buf + idx, 256 - bytes);
- if (ret == 0) {
- WOLFSSL_MSG("error reading entropy from egd server");
- ret = WOLFSSL_FATAL_ERROR;
- break;
- }
- if (ret > 0 && buf[idx] > 0) {
- bytes += buf[idx]; /* egd stores amount sent in first byte */
- if (bytes + idx > 255 || buf[idx] > ret) {
- WOLFSSL_MSG("Buffer error");
- ret = WOLFSSL_FATAL_ERROR;
- break;
- }
- XMEMMOVE(buf + idx, buf + idx + 1, buf[idx]);
- idx = bytes;
- ret = WOLFSSL_SUCCESS;
- if (bytes >= 255) {
- break;
- }
- }
- else {
- if (errno == EAGAIN || errno == EINTR) {
- WOLFSSL_MSG("EGD would read");
- ret = WOLFSSL_SUCCESS; /* try again */
- }
- else if (buf[idx] == 0) {
- /* if egd returned 0 then there is no more entropy to be had.
- Do not try more reads. */
- ret = WOLFSSL_SUCCESS;
- break;
- }
- else {
- WOLFSSL_MSG("Error with read");
- ret = WOLFSSL_FATAL_ERROR;
- }
- }
- }
- if (bytes > 0 && ret == WOLFSSL_SUCCESS) {
- /* call to check global RNG is created */
- if (wolfSSL_RAND_Init() != SSL_SUCCESS) {
- WOLFSSL_MSG("Error with initializing global RNG structure");
- ret = WOLFSSL_FATAL_ERROR;
- }
- else if (wc_RNG_DRBG_Reseed(&globalRNG, (const byte*) buf, bytes)
- != 0) {
- WOLFSSL_MSG("Error with reseeding DRBG structure");
- ret = WOLFSSL_FATAL_ERROR;
- }
- #ifdef SHOW_SECRETS
- else { /* print out entropy found only when no error occured */
- word32 i;
- printf("EGD Entropy = ");
- for (i = 0; i < bytes; i++) {
- printf("%02X", buf[i]);
- }
- printf("\n");
- }
- #endif
- }
- ForceZero(buf, bytes);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(buf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- #endif
- close(fd);
- if (ret == WOLFSSL_SUCCESS) {
- return bytes;
- }
- else {
- return ret;
- }
- #else
- WOLFSSL_MSG("Type of socket needed is not available");
- WOLFSSL_MSG("\tor using mode where DRBG API is not available");
- (void)nm;
- return WOLFSSL_FATAL_ERROR;
- #endif /* USE_WOLFSSL_IO && !USE_WINDOWS_API && !HAVE_FIPS && HAVE_HASHDRBG */
- }
- #endif /* !FREERTOS_TCP */
- void wolfSSL_RAND_Cleanup(void)
- {
- #ifndef WOLFSSL_NO_OPENSSL_RAND_CB
- if (wolfSSL_RAND_InitMutex() == 0 && wc_LockMutex(&gRandMethodMutex) == 0) {
- if (gRandMethods && gRandMethods->cleanup)
- gRandMethods->cleanup();
- wc_UnLockMutex(&gRandMethodMutex);
- }
- if (wc_FreeMutex(&gRandMethodMutex) == 0)
- gRandMethodsInit = 0;
- #endif
- #ifdef HAVE_GLOBAL_RNG
- if (wc_LockMutex(&globalRNGMutex) == 0) {
- if (initGlobalRNG) {
- wc_FreeRng(&globalRNG);
- initGlobalRNG = 0;
- }
- wc_UnLockMutex(&globalRNGMutex);
- }
- #endif
- }
- /* returns WOLFSSL_SUCCESS if the bytes generated are valid otherwise WOLFSSL_FAILURE */
- int wolfSSL_RAND_pseudo_bytes(unsigned char* buf, int num)
- {
- int ret;
- int hash;
- byte secret[DRBG_SEED_LEN]; /* secret length arbitraily choosen */
- #ifndef WOLFSSL_NO_OPENSSL_RAND_CB
- if (wolfSSL_RAND_InitMutex() == 0 && wc_LockMutex(&gRandMethodMutex) == 0) {
- if (gRandMethods && gRandMethods->pseudorand) {
- ret = gRandMethods->pseudorand(buf, num);
- wc_UnLockMutex(&gRandMethodMutex);
- return ret;
- }
- wc_UnLockMutex(&gRandMethodMutex);
- }
- #endif
- #ifdef WOLFSSL_HAVE_PRF
- #ifndef NO_SHA256
- hash = WC_SHA256;
- #elif defined(WOLFSSL_SHA384)
- hash = WC_SHA384;
- #elif !defined(NO_SHA)
- hash = WC_SHA;
- #elif !defined(NO_MD5)
- hash = WC_MD5;
- #endif
- /* get secret value from source of entropy */
- ret = wolfSSL_RAND_bytes(secret, DRBG_SEED_LEN);
- /* uses input buffer to seed for pseudo random number generation, each
- * thread will potentially have different results this way */
- if (ret == WOLFSSL_SUCCESS) {
- ret = wc_PRF(buf, num, secret, DRBG_SEED_LEN, (const byte*)buf, num,
- hash, NULL, INVALID_DEVID);
- ret = (ret == 0) ? WOLFSSL_SUCCESS: WOLFSSL_FAILURE;
- }
- #else
- /* fall back to just doing wolfSSL_RAND_bytes if PRF not avialbale */
- ret = wolfSSL_RAND_bytes(buf, num);
- (void)hash;
- (void)secret;
- #endif
- return ret;
- }
- /* returns WOLFSSL_SUCCESS if the bytes generated are valid otherwise WOLFSSL_FAILURE */
- int wolfSSL_RAND_bytes(unsigned char* buf, int num)
- {
- int ret = 0;
- WC_RNG* rng = NULL;
- #ifdef WOLFSSL_SMALL_STACK
- WC_RNG* tmpRNG = NULL;
- #else
- WC_RNG tmpRNG[1];
- #endif
- int initTmpRng = 0;
- int blockCount = 0;
- #ifdef HAVE_GLOBAL_RNG
- int used_global = 0;
- #endif
- WOLFSSL_ENTER("wolfSSL_RAND_bytes");
- /* sanity check */
- if (buf == NULL || num < 0)
- /* return code compliant with OpenSSL */
- return 0;
- /* if a RAND callback has been set try and use it */
- #ifndef WOLFSSL_NO_OPENSSL_RAND_CB
- if (wolfSSL_RAND_InitMutex() == 0 && wc_LockMutex(&gRandMethodMutex) == 0) {
- if (gRandMethods && gRandMethods->bytes) {
- ret = gRandMethods->bytes(buf, num);
- wc_UnLockMutex(&gRandMethodMutex);
- return ret;
- }
- wc_UnLockMutex(&gRandMethodMutex);
- }
- #endif
- #ifdef HAVE_GLOBAL_RNG
- if (initGlobalRNG) {
- if (wc_LockMutex(&globalRNGMutex) != 0) {
- WOLFSSL_MSG("Bad Lock Mutex rng");
- return ret;
- }
- rng = &globalRNG;
- used_global = 1;
- }
- else
- #endif
- {
- #ifdef WOLFSSL_SMALL_STACK
- tmpRNG = (WC_RNG*)XMALLOC(sizeof(WC_RNG), NULL, DYNAMIC_TYPE_RNG);
- if (tmpRNG == NULL)
- return ret;
- #endif
- if (wc_InitRng(tmpRNG) == 0) {
- rng = tmpRNG;
- initTmpRng = 1;
- }
- }
- if (rng) {
- /* handles size greater than RNG_MAX_BLOCK_LEN */
- blockCount = num / RNG_MAX_BLOCK_LEN;
- while (blockCount--) {
- ret = wc_RNG_GenerateBlock(rng, buf, RNG_MAX_BLOCK_LEN);
- if (ret != 0) {
- WOLFSSL_MSG("Bad wc_RNG_GenerateBlock");
- break;
- }
- num -= RNG_MAX_BLOCK_LEN;
- buf += RNG_MAX_BLOCK_LEN;
- }
- if (ret == 0 && num)
- ret = wc_RNG_GenerateBlock(rng, buf, num);
- if (ret != 0)
- WOLFSSL_MSG("Bad wc_RNG_GenerateBlock");
- else
- ret = WOLFSSL_SUCCESS;
- }
- #ifdef HAVE_GLOBAL_RNG
- if (used_global == 1)
- wc_UnLockMutex(&globalRNGMutex);
- #endif
- if (initTmpRng)
- wc_FreeRng(tmpRNG);
- #ifdef WOLFSSL_SMALL_STACK
- if (tmpRNG)
- XFREE(tmpRNG, NULL, DYNAMIC_TYPE_RNG);
- #endif
- return ret;
- }
- int wolfSSL_RAND_poll(void)
- {
- byte entropy[16];
- int ret = 0;
- word32 entropy_sz = 16;
- WOLFSSL_ENTER("wolfSSL_RAND_poll");
- if (initGlobalRNG == 0){
- WOLFSSL_MSG("Global RNG no Init");
- return WOLFSSL_FAILURE;
- }
- ret = wc_GenerateSeed(&globalRNG.seed, entropy, entropy_sz);
- if (ret != 0){
- WOLFSSL_MSG("Bad wc_RNG_GenerateBlock");
- ret = WOLFSSL_FAILURE;
- }else
- ret = WOLFSSL_SUCCESS;
- return ret;
- }
- /* If a valid struct is provided with function pointers, will override
- RAND_seed, bytes, cleanup, add, pseudo_bytes and status. If a NULL
- pointer is passed in, it will cancel any previous function overrides.
- Returns WOLFSSL_SUCCESS on success, WOLFSSL_FAILURE on failure. */
- int wolfSSL_RAND_set_rand_method(const WOLFSSL_RAND_METHOD *methods)
- {
- #ifndef WOLFSSL_NO_OPENSSL_RAND_CB
- if (wolfSSL_RAND_InitMutex() == 0 && wc_LockMutex(&gRandMethodMutex) == 0) {
- gRandMethods = methods;
- wc_UnLockMutex(&gRandMethodMutex);
- return WOLFSSL_SUCCESS;
- }
- #else
- (void)methods;
- #endif
- return WOLFSSL_FAILURE;
- }
- /* Returns WOLFSSL_SUCCESS if the RNG has been seeded with enough data */
- int wolfSSL_RAND_status(void)
- {
- int ret = WOLFSSL_SUCCESS;
- #ifndef WOLFSSL_NO_OPENSSL_RAND_CB
- if (wolfSSL_RAND_InitMutex() == 0 && wc_LockMutex(&gRandMethodMutex) == 0) {
- if (gRandMethods && gRandMethods->status)
- ret = gRandMethods->status();
- wc_UnLockMutex(&gRandMethodMutex);
- }
- else {
- ret = WOLFSSL_FAILURE;
- }
- #else
- /* wolfCrypt provides enough seed internally, so return success */
- #endif
- return ret;
- }
- void wolfSSL_RAND_add(const void* add, int len, double entropy)
- {
- #ifndef WOLFSSL_NO_OPENSSL_RAND_CB
- if (wolfSSL_RAND_InitMutex() == 0 && wc_LockMutex(&gRandMethodMutex) == 0) {
- if (gRandMethods && gRandMethods->add) {
- /* callback has return code, but RAND_add does not */
- (void)gRandMethods->add(add, len, entropy);
- }
- wc_UnLockMutex(&gRandMethodMutex);
- }
- #else
- /* wolfSSL seeds/adds internally, use explicit RNG if you want
- to take control */
- (void)add;
- (void)len;
- (void)entropy;
- #endif
- }
- #endif /* OPENSSL_EXTRA */
- /*******************************************************************************
- * END OF RAND API
- ******************************************************************************/
- /*******************************************************************************
- * START OF EVP_CIPHER API
- ******************************************************************************/
- #ifdef OPENSSL_EXTRA
- /* store for external read of iv, WOLFSSL_SUCCESS on success */
- int wolfSSL_StoreExternalIV(WOLFSSL_EVP_CIPHER_CTX* ctx)
- {
- WOLFSSL_ENTER("wolfSSL_StoreExternalIV");
- if (ctx == NULL) {
- WOLFSSL_MSG("Bad function argument");
- return WOLFSSL_FATAL_ERROR;
- }
- switch (ctx->cipherType) {
- #ifndef NO_AES
- #if defined(HAVE_AES_CBC) || defined(WOLFSSL_AES_DIRECT)
- case AES_128_CBC_TYPE :
- case AES_192_CBC_TYPE :
- case AES_256_CBC_TYPE :
- WOLFSSL_MSG("AES CBC");
- XMEMCPY(ctx->iv, &ctx->cipher.aes.reg, AES_BLOCK_SIZE);
- break;
- #endif
- #ifdef HAVE_AESGCM
- case AES_128_GCM_TYPE :
- case AES_192_GCM_TYPE :
- case AES_256_GCM_TYPE :
- WOLFSSL_MSG("AES GCM");
- XMEMCPY(ctx->iv, &ctx->cipher.aes.reg, AES_BLOCK_SIZE);
- break;
- #endif /* HAVE_AESGCM */
- #ifdef HAVE_AES_ECB
- case AES_128_ECB_TYPE :
- case AES_192_ECB_TYPE :
- case AES_256_ECB_TYPE :
- WOLFSSL_MSG("AES ECB");
- break;
- #endif
- #ifdef WOLFSSL_AES_COUNTER
- case AES_128_CTR_TYPE :
- case AES_192_CTR_TYPE :
- case AES_256_CTR_TYPE :
- WOLFSSL_MSG("AES CTR");
- XMEMCPY(ctx->iv, &ctx->cipher.aes.reg, AES_BLOCK_SIZE);
- break;
- #endif /* WOLFSSL_AES_COUNTER */
- #ifdef WOLFSSL_AES_CFB
- #if !defined(HAVE_SELFTEST) && !defined(HAVE_FIPS)
- case AES_128_CFB1_TYPE:
- case AES_192_CFB1_TYPE:
- case AES_256_CFB1_TYPE:
- WOLFSSL_MSG("AES CFB1");
- break;
- case AES_128_CFB8_TYPE:
- case AES_192_CFB8_TYPE:
- case AES_256_CFB8_TYPE:
- WOLFSSL_MSG("AES CFB8");
- break;
- #endif /* !HAVE_SELFTEST && !HAVE_FIPS */
- case AES_128_CFB128_TYPE:
- case AES_192_CFB128_TYPE:
- case AES_256_CFB128_TYPE:
- WOLFSSL_MSG("AES CFB128");
- break;
- #endif /* WOLFSSL_AES_CFB */
- #if defined(WOLFSSL_AES_OFB)
- case AES_128_OFB_TYPE:
- case AES_192_OFB_TYPE:
- case AES_256_OFB_TYPE:
- WOLFSSL_MSG("AES OFB");
- break;
- #endif /* WOLFSSL_AES_OFB */
- #ifdef WOLFSSL_AES_XTS
- case AES_128_XTS_TYPE:
- case AES_256_XTS_TYPE:
- WOLFSSL_MSG("AES XTS");
- break;
- #endif /* WOLFSSL_AES_XTS */
- #endif /* NO_AES */
- #ifndef NO_DES3
- case DES_CBC_TYPE :
- WOLFSSL_MSG("DES CBC");
- XMEMCPY(ctx->iv, &ctx->cipher.des.reg, DES_BLOCK_SIZE);
- break;
- case DES_EDE3_CBC_TYPE :
- WOLFSSL_MSG("DES EDE3 CBC");
- XMEMCPY(ctx->iv, &ctx->cipher.des3.reg, DES_BLOCK_SIZE);
- break;
- #endif
- #ifdef WOLFSSL_DES_ECB
- case DES_ECB_TYPE :
- WOLFSSL_MSG("DES ECB");
- break;
- case DES_EDE3_ECB_TYPE :
- WOLFSSL_MSG("DES3 ECB");
- break;
- #endif
- #ifdef HAVE_IDEA
- case IDEA_CBC_TYPE :
- WOLFSSL_MSG("IDEA CBC");
- XMEMCPY(ctx->iv, &ctx->cipher.idea.reg, IDEA_BLOCK_SIZE);
- break;
- #endif
- case ARC4_TYPE :
- WOLFSSL_MSG("ARC4");
- break;
- case NULL_CIPHER_TYPE :
- WOLFSSL_MSG("NULL");
- break;
- default: {
- WOLFSSL_MSG("bad type");
- return WOLFSSL_FATAL_ERROR;
- }
- }
- return WOLFSSL_SUCCESS;
- }
- /* set internal IV from external, WOLFSSL_SUCCESS on success */
- int wolfSSL_SetInternalIV(WOLFSSL_EVP_CIPHER_CTX* ctx)
- {
- WOLFSSL_ENTER("wolfSSL_SetInternalIV");
- if (ctx == NULL) {
- WOLFSSL_MSG("Bad function argument");
- return WOLFSSL_FATAL_ERROR;
- }
- switch (ctx->cipherType) {
- #ifndef NO_AES
- #if defined(HAVE_AES_CBC) || defined(WOLFSSL_AES_DIRECT)
- case AES_128_CBC_TYPE :
- case AES_192_CBC_TYPE :
- case AES_256_CBC_TYPE :
- WOLFSSL_MSG("AES CBC");
- XMEMCPY(&ctx->cipher.aes.reg, ctx->iv, AES_BLOCK_SIZE);
- break;
- #endif
- #ifdef HAVE_AESGCM
- case AES_128_GCM_TYPE :
- case AES_192_GCM_TYPE :
- case AES_256_GCM_TYPE :
- WOLFSSL_MSG("AES GCM");
- XMEMCPY(&ctx->cipher.aes.reg, ctx->iv, AES_BLOCK_SIZE);
- break;
- #endif
- #ifdef HAVE_AES_ECB
- case AES_128_ECB_TYPE :
- case AES_192_ECB_TYPE :
- case AES_256_ECB_TYPE :
- WOLFSSL_MSG("AES ECB");
- break;
- #endif
- #ifdef WOLFSSL_AES_COUNTER
- case AES_128_CTR_TYPE :
- case AES_192_CTR_TYPE :
- case AES_256_CTR_TYPE :
- WOLFSSL_MSG("AES CTR");
- XMEMCPY(&ctx->cipher.aes.reg, ctx->iv, AES_BLOCK_SIZE);
- break;
- #endif
- #endif /* NO_AES */
- #ifndef NO_DES3
- case DES_CBC_TYPE :
- WOLFSSL_MSG("DES CBC");
- XMEMCPY(&ctx->cipher.des.reg, ctx->iv, DES_BLOCK_SIZE);
- break;
- case DES_EDE3_CBC_TYPE :
- WOLFSSL_MSG("DES EDE3 CBC");
- XMEMCPY(&ctx->cipher.des3.reg, ctx->iv, DES_BLOCK_SIZE);
- break;
- #endif
- #ifdef WOLFSSL_DES_ECB
- case DES_ECB_TYPE :
- WOLFSSL_MSG("DES ECB");
- break;
- case DES_EDE3_ECB_TYPE :
- WOLFSSL_MSG("DES3 ECB");
- break;
- #endif
- #ifdef HAVE_IDEA
- case IDEA_CBC_TYPE :
- WOLFSSL_MSG("IDEA CBC");
- XMEMCPY(&ctx->cipher.idea.reg, ctx->iv, IDEA_BLOCK_SIZE);
- break;
- #endif
- case ARC4_TYPE :
- WOLFSSL_MSG("ARC4");
- break;
- case NULL_CIPHER_TYPE :
- WOLFSSL_MSG("NULL");
- break;
- default: {
- WOLFSSL_MSG("bad type");
- return WOLFSSL_FATAL_ERROR;
- }
- }
- return WOLFSSL_SUCCESS;
- }
- #ifndef NO_DES3
- void wolfSSL_3des_iv(WOLFSSL_EVP_CIPHER_CTX* ctx, int doset,
- unsigned char* iv, int len)
- {
- (void)len;
- WOLFSSL_MSG("wolfSSL_3des_iv");
- if (ctx == NULL || iv == NULL) {
- WOLFSSL_MSG("Bad function argument");
- return;
- }
- if (doset)
- wc_Des3_SetIV(&ctx->cipher.des3, iv); /* OpenSSL compat, no ret */
- else
- XMEMCPY(iv, &ctx->cipher.des3.reg, DES_BLOCK_SIZE);
- }
- #endif /* NO_DES3 */
- #ifndef NO_AES
- void wolfSSL_aes_ctr_iv(WOLFSSL_EVP_CIPHER_CTX* ctx, int doset,
- unsigned char* iv, int len)
- {
- (void)len;
- WOLFSSL_MSG("wolfSSL_aes_ctr_iv");
- if (ctx == NULL || iv == NULL) {
- WOLFSSL_MSG("Bad function argument");
- return;
- }
- if (doset)
- (void)wc_AesSetIV(&ctx->cipher.aes, iv); /* OpenSSL compat, no ret */
- else
- XMEMCPY(iv, &ctx->cipher.aes.reg, AES_BLOCK_SIZE);
- }
- #endif /* NO_AES */
- #endif /* OPENSSL_EXTRA */
- /*******************************************************************************
- * END OF EVP_CIPHER API
- ******************************************************************************/
- #ifndef NO_CERTS
- /*******************************************************************************
- * START OF X509_STORE_CTX APIs
- ******************************************************************************/
- #ifdef OPENSSL_EXTRA
- WOLFSSL_X509_STORE_CTX* wolfSSL_X509_STORE_CTX_new(void)
- {
- WOLFSSL_X509_STORE_CTX* ctx;
- WOLFSSL_ENTER("X509_STORE_CTX_new");
- ctx = (WOLFSSL_X509_STORE_CTX*)XMALLOC(sizeof(WOLFSSL_X509_STORE_CTX), NULL,
- DYNAMIC_TYPE_X509_CTX);
- if (ctx != NULL) {
- ctx->param = NULL;
- wolfSSL_X509_STORE_CTX_init(ctx, NULL, NULL, NULL);
- }
- return ctx;
- }
- int wolfSSL_X509_STORE_CTX_init(WOLFSSL_X509_STORE_CTX* ctx,
- WOLFSSL_X509_STORE* store, WOLFSSL_X509* x509, WOLF_STACK_OF(WOLFSSL_X509)* sk)
- {
- WOLFSSL_X509* x509_cert;
- int ret = 0;
- (void)sk;
- WOLFSSL_ENTER("wolfSSL_X509_STORE_CTX_init");
- if (ctx != NULL) {
- ctx->store = store;
- #ifndef WOLFSSL_X509_STORE_CERTS
- ctx->current_cert = x509;
- #else
- if(x509 != NULL){
- ctx->current_cert = wolfSSL_X509_d2i(NULL, x509->derCert->buffer,
- x509->derCert->length);
- if(ctx->current_cert == NULL)
- return WOLFSSL_FAILURE;
- } else
- ctx->current_cert = NULL;
- #endif
- ctx->chain = sk;
- /* Add intermediate certificates from stack to store */
- while (sk != NULL) {
- x509_cert = sk->data.x509;
- if (x509_cert != NULL && x509_cert->isCa) {
- ret = wolfSSL_X509_STORE_add_cert(store, x509_cert);
- if (ret < 0) {
- return WOLFSSL_FAILURE;
- }
- }
- sk = sk->next;
- }
- ctx->sesChain = NULL;
- ctx->domain = NULL;
- #if defined(HAVE_EX_DATA) || defined(FORTRESS)
- XMEMSET(&ctx->ex_data, 0, sizeof(ctx->ex_data));
- #endif
- ctx->userCtx = NULL;
- ctx->error = 0;
- ctx->error_depth = 0;
- ctx->discardSessionCerts = 0;
- #ifdef OPENSSL_EXTRA
- if (ctx->param == NULL) {
- ctx->param = (WOLFSSL_X509_VERIFY_PARAM*)XMALLOC(
- sizeof(WOLFSSL_X509_VERIFY_PARAM),
- NULL, DYNAMIC_TYPE_OPENSSL);
- if (ctx->param == NULL){
- WOLFSSL_MSG("wolfSSL_X509_STORE_CTX_init failed");
- return WOLFSSL_FAILURE;
- }
- }
- #endif
- return WOLFSSL_SUCCESS;
- }
- return WOLFSSL_FAILURE;
- }
- /* free's extra data */
- void wolfSSL_X509_STORE_CTX_free(WOLFSSL_X509_STORE_CTX* ctx)
- {
- WOLFSSL_ENTER("X509_STORE_CTX_free");
- if (ctx != NULL) {
- #ifdef HAVE_EX_DATA_CLEANUP_HOOKS
- wolfSSL_CRYPTO_cleanup_ex_data(&ctx->ex_data);
- #endif
- #ifdef OPENSSL_EXTRA
- if (ctx->param != NULL) {
- XFREE(ctx->param, NULL, DYNAMIC_TYPE_OPENSSL);
- ctx->param = NULL;
- }
- #endif
- XFREE(ctx, NULL, DYNAMIC_TYPE_X509_CTX);
- }
- }
- void wolfSSL_X509_STORE_CTX_cleanup(WOLFSSL_X509_STORE_CTX* ctx)
- {
- if (ctx != NULL) {
- #ifdef OPENSSL_EXTRA
- if (ctx->param != NULL) {
- XFREE(ctx->param, NULL, DYNAMIC_TYPE_OPENSSL);
- ctx->param = NULL;
- }
- #endif
- wolfSSL_X509_STORE_CTX_init(ctx, NULL, NULL, NULL);
- }
- }
- void wolfSSL_X509_STORE_CTX_trusted_stack(WOLFSSL_X509_STORE_CTX *ctx, WOLF_STACK_OF(WOLFSSL_X509) *sk)
- {
- if (ctx != NULL) {
- ctx->chain = sk;
- }
- }
- /* Returns corresponding X509 error from internal ASN error <e> */
- static int GetX509Error(int e)
- {
- switch (e) {
- case ASN_BEFORE_DATE_E:
- return X509_V_ERR_ERROR_IN_CERT_NOT_BEFORE_FIELD;
- case ASN_AFTER_DATE_E:
- return X509_V_ERR_ERROR_IN_CERT_NOT_AFTER_FIELD;
- case ASN_NO_SIGNER_E:
- return X509_V_ERR_INVALID_CA;
- case ASN_SELF_SIGNED_E:
- return X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT;
- case ASN_PATHLEN_INV_E:
- case ASN_PATHLEN_SIZE_E:
- return X509_V_ERR_PATH_LENGTH_EXCEEDED;
- case ASN_SIG_OID_E:
- case ASN_SIG_CONFIRM_E:
- case ASN_SIG_HASH_E:
- case ASN_SIG_KEY_E:
- return X509_V_ERR_CERT_SIGNATURE_FAILURE;
- default:
- WOLFSSL_MSG("Error not configured or implemented yet");
- return e;
- }
- }
- /* Verifies certificate chain using WOLFSSL_X509_STORE_CTX
- * returns 0 on success or < 0 on failure.
- */
- int wolfSSL_X509_verify_cert(WOLFSSL_X509_STORE_CTX* ctx)
- {
- int ret = 0;
- int depth = 0;
- int error;
- #ifndef NO_ASN_TIME
- byte *afterDate, *beforeDate;
- #endif
- WOLFSSL_ENTER("wolfSSL_X509_verify_cert");
- if (ctx != NULL && ctx->store != NULL && ctx->store->cm != NULL
- && ctx->current_cert != NULL && ctx->current_cert->derCert != NULL) {
- ret = wolfSSL_CertManagerVerifyBuffer(ctx->store->cm,
- ctx->current_cert->derCert->buffer,
- ctx->current_cert->derCert->length,
- WOLFSSL_FILETYPE_ASN1);
- /* If there was an error, process it and add it to CTX */
- if (ret < 0) {
- /* Get corresponding X509 error */
- error = GetX509Error(ret);
- /* Set error depth */
- if (ctx->chain)
- depth = (int)ctx->chain->num;
- wolfSSL_X509_STORE_CTX_set_error(ctx, error);
- wolfSSL_X509_STORE_CTX_set_error_depth(ctx, depth);
- #if defined(OPENSSL_ALL) || defined(WOLFSSL_QT)
- if (ctx->store && ctx->store->verify_cb)
- ctx->store->verify_cb(0, ctx);
- #endif
- }
- #ifndef NO_ASN_TIME
- error = 0;
- /* wolfSSL_CertManagerVerifyBuffer only returns ASN_AFTER_DATE_E or
- ASN_BEFORE_DATE_E if there are no additional errors found in the
- cert. Therefore, check if the cert is expired or not yet valid
- in order to return the correct expected error. */
- afterDate = ctx->current_cert->notAfter.data;
- beforeDate = ctx->current_cert->notBefore.data;
- if (XVALIDATE_DATE(afterDate, (byte)ctx->current_cert->notAfter.type,
- AFTER) < 1) {
- error = X509_V_ERR_CERT_HAS_EXPIRED;
- }
- else if (XVALIDATE_DATE(beforeDate,
- (byte)ctx->current_cert->notBefore.type, BEFORE) < 1) {
- error = X509_V_ERR_CERT_NOT_YET_VALID;
- }
- if (error != 0 ) {
- wolfSSL_X509_STORE_CTX_set_error(ctx, error);
- wolfSSL_X509_STORE_CTX_set_error_depth(ctx, depth);
- #if defined(OPENSSL_ALL) || defined(WOLFSSL_QT)
- if (ctx->store && ctx->store->verify_cb)
- ctx->store->verify_cb(0, ctx);
- #endif
- }
- #endif
- /* OpenSSL returns 0 when a chain can't be built */
- if (ret == ASN_NO_SIGNER_E)
- return WOLFSSL_FAILURE;
- else
- return ret;
- }
- return WOLFSSL_FATAL_ERROR;
- }
- #endif /* OPENSSL_EXTRA */
- #if defined(OPENSSL_EXTRA) || defined(WOLFSSL_WPAS_SMALL)
- WOLFSSL_X509* wolfSSL_X509_STORE_CTX_get_current_cert(
- WOLFSSL_X509_STORE_CTX* ctx)
- {
- WOLFSSL_ENTER("wolfSSL_X509_STORE_CTX_get_current_cert");
- if (ctx)
- return ctx->current_cert;
- return NULL;
- }
- int wolfSSL_X509_STORE_CTX_get_error(WOLFSSL_X509_STORE_CTX* ctx)
- {
- WOLFSSL_ENTER("wolfSSL_X509_STORE_CTX_get_error");
- if (ctx != NULL)
- return ctx->error;
- return 0;
- }
- int wolfSSL_X509_STORE_CTX_get_error_depth(WOLFSSL_X509_STORE_CTX* ctx)
- {
- WOLFSSL_ENTER("wolfSSL_X509_STORE_CTX_get_error_depth");
- if(ctx)
- return ctx->error_depth;
- return WOLFSSL_FATAL_ERROR;
- }
- /* get X509_STORE_CTX ex_data, max idx is MAX_EX_DATA */
- void* wolfSSL_X509_STORE_CTX_get_ex_data(WOLFSSL_X509_STORE_CTX* ctx, int idx)
- {
- WOLFSSL_ENTER("wolfSSL_X509_STORE_CTX_get_ex_data");
- #if defined(HAVE_EX_DATA) || defined(FORTRESS)
- if (ctx != NULL) {
- return wolfSSL_CRYPTO_get_ex_data(&ctx->ex_data, idx);
- }
- #else
- (void)ctx;
- (void)idx;
- #endif
- return NULL;
- }
- #endif /* OPENSSL_EXTRA || WOLFSSL_WPAS_SMALL */
- #ifdef OPENSSL_EXTRA
- void wolfSSL_X509_STORE_CTX_set_verify_cb(WOLFSSL_X509_STORE_CTX *ctx,
- WOLFSSL_X509_STORE_CTX_verify_cb verify_cb)
- {
- WOLFSSL_ENTER("wolfSSL_X509_STORE_CTX_set_verify_cb");
- if(ctx == NULL)
- return;
- ctx->verify_cb = verify_cb;
- }
- /* Gets pointer to X509_STORE that was used to create context.
- *
- * Return valid pointer on success, NULL if ctx was NULL or not initialized
- */
- WOLFSSL_X509_STORE* wolfSSL_X509_STORE_CTX_get0_store(
- WOLFSSL_X509_STORE_CTX* ctx)
- {
- WOLFSSL_ENTER("wolfSSL_X509_STORE_CTX_get0_store");
- if (ctx == NULL)
- return NULL;
- return ctx->store;
- }
- WOLFSSL_X509* wolfSSL_X509_STORE_CTX_get0_cert(WOLFSSL_X509_STORE_CTX* ctx)
- {
- if (ctx == NULL)
- return NULL;
- return ctx->current_cert;
- }
- void wolfSSL_X509_STORE_CTX_set_time(WOLFSSL_X509_STORE_CTX* ctx,
- unsigned long flags,
- time_t t)
- {
- (void)flags;
- if (ctx == NULL || ctx->param == NULL)
- return;
- ctx->param->check_time = t;
- ctx->param->flags |= WOLFSSL_USE_CHECK_TIME;
- }
- #if defined(WOLFSSL_QT) || defined(OPENSSL_ALL)
- #ifndef NO_WOLFSSL_STUB
- int wolfSSL_X509_STORE_CTX_set_purpose(WOLFSSL_X509_STORE_CTX *ctx,
- int purpose)
- {
- (void)ctx;
- (void)purpose;
- WOLFSSL_STUB("wolfSSL_X509_STORE_CTX_set_purpose");
- return 0;
- }
- #endif
- #endif /* WOLFSSL_QT || OPENSSL_ALL */
- #endif /* OPENSSL_EXTRA */
- #ifdef OPENSSL_EXTRA
- /* set X509_STORE_CTX ex_data, max idx is MAX_EX_DATA. Return WOLFSSL_SUCCESS
- * on success, WOLFSSL_FAILURE on error. */
- int wolfSSL_X509_STORE_CTX_set_ex_data(WOLFSSL_X509_STORE_CTX* ctx, int idx,
- void *data)
- {
- WOLFSSL_ENTER("wolfSSL_X509_STORE_CTX_set_ex_data");
- #if defined(HAVE_EX_DATA) || defined(FORTRESS)
- if (ctx != NULL)
- {
- return wolfSSL_CRYPTO_set_ex_data(&ctx->ex_data, idx, data);
- }
- #else
- (void)ctx;
- (void)idx;
- (void)data;
- #endif
- return WOLFSSL_FAILURE;
- }
- #ifdef HAVE_EX_DATA_CLEANUP_HOOKS
- /* set X509_STORE_CTX ex_data, max idx is MAX_EX_DATA. Return WOLFSSL_SUCCESS
- * on success, WOLFSSL_FAILURE on error. */
- int wolfSSL_X509_STORE_CTX_set_ex_data_with_cleanup(
- WOLFSSL_X509_STORE_CTX* ctx,
- int idx,
- void *data,
- wolfSSL_ex_data_cleanup_routine_t cleanup_routine)
- {
- WOLFSSL_ENTER("wolfSSL_X509_STORE_CTX_set_ex_data_with_cleanup");
- if (ctx != NULL)
- {
- return wolfSSL_CRYPTO_set_ex_data_with_cleanup(&ctx->ex_data, idx, data,
- cleanup_routine);
- }
- return WOLFSSL_FAILURE;
- }
- #endif /* HAVE_EX_DATA_CLEANUP_HOOKS */
- #if defined(WOLFSSL_APACHE_HTTPD) || defined(OPENSSL_ALL)
- void wolfSSL_X509_STORE_CTX_set_depth(WOLFSSL_X509_STORE_CTX* ctx, int depth)
- {
- WOLFSSL_ENTER("wolfSSL_X509_STORE_CTX_set_depth");
- if (ctx)
- ctx->depth = depth;
- }
- #endif
- WOLFSSL_X509* wolfSSL_X509_STORE_CTX_get0_current_issuer(
- WOLFSSL_X509_STORE_CTX* ctx)
- {
- int ret;
- WOLFSSL_X509* issuer;
- WOLFSSL_ENTER("wolfSSL_X509_STORE_CTX_get0_current_issuer");
- if (ctx == NULL) {
- return NULL;
- }
- ret = wolfSSL_X509_STORE_CTX_get1_issuer(&issuer, ctx, ctx->current_cert);
- if (ret == WOLFSSL_SUCCESS) {
- return issuer;
- }
- return NULL;
- }
- /* Set an error stat in the X509 STORE CTX
- *
- */
- void wolfSSL_X509_STORE_CTX_set_error(WOLFSSL_X509_STORE_CTX* ctx, int er)
- {
- WOLFSSL_ENTER("wolfSSL_X509_STORE_CTX_set_error");
- if (ctx != NULL) {
- ctx->error = er;
- }
- }
- /* Set the error depth in the X509 STORE CTX */
- void wolfSSL_X509_STORE_CTX_set_error_depth(WOLFSSL_X509_STORE_CTX* ctx,
- int depth)
- {
- WOLFSSL_ENTER("wolfSSL_X509_STORE_CTX_set_error_depth");
- if (ctx != NULL) {
- ctx->error_depth = depth;
- }
- }
- WOLFSSL_STACK* wolfSSL_X509_STORE_CTX_get_chain(WOLFSSL_X509_STORE_CTX* ctx)
- {
- WOLFSSL_ENTER("wolfSSL_X509_STORE_CTX_get_chain");
- if (ctx == NULL) {
- return NULL;
- }
- #ifdef SESSION_CERTS
- /* if chain is null but sesChain is available then populate stack */
- if (ctx->chain == NULL && ctx->sesChain != NULL) {
- int i;
- WOLFSSL_X509_CHAIN* c = ctx->sesChain;
- WOLFSSL_STACK* sk = (WOLFSSL_STACK*)XMALLOC(sizeof(WOLFSSL_STACK),
- NULL, DYNAMIC_TYPE_X509);
- if (sk == NULL) {
- return NULL;
- }
- XMEMSET(sk, 0, sizeof(WOLFSSL_STACK));
- for (i = 0; i < c->count && i < MAX_CHAIN_DEPTH; i++) {
- WOLFSSL_X509* x509 = wolfSSL_get_chain_X509(c, i);
- if (x509 == NULL) {
- WOLFSSL_MSG("Unable to get x509 from chain");
- wolfSSL_sk_X509_free(sk);
- return NULL;
- }
- if (wolfSSL_sk_X509_push(sk, x509) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Unable to load x509 into stack");
- wolfSSL_sk_X509_free(sk);
- wolfSSL_X509_free(x509);
- return NULL;
- }
- }
- #if defined(WOLFSSL_NGINX) || defined(WOLFSSL_HAPROXY) || defined(OPENSSL_EXTRA)
- /* add CA used to verify top of chain to the list */
- if (c->count > 0) {
- WOLFSSL_X509* x509 = wolfSSL_get_chain_X509(c, c->count - 1);
- if (x509 != NULL) {
- WOLFSSL_X509* issuer = NULL;
- if (wolfSSL_X509_STORE_CTX_get1_issuer(&issuer, ctx, x509)
- == WOLFSSL_SUCCESS) {
- /* check that the certificate being looked up is not self
- * signed and that a issuer was found */
- if (issuer != NULL && wolfSSL_X509_NAME_cmp(&x509->issuer,
- &x509->subject) != 0) {
- if (wolfSSL_sk_X509_push(sk, issuer) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Unable to load CA x509 into stack");
- wolfSSL_sk_X509_free(sk);
- wolfSSL_X509_free(issuer);
- return NULL;
- }
- }
- else {
- WOLFSSL_MSG("Certificate is self signed");
- if (issuer != NULL)
- wolfSSL_X509_free(issuer);
- }
- }
- else {
- WOLFSSL_MSG("Could not find CA for certificate");
- }
- }
- }
- #endif
- ctx->chain = sk;
- }
- #endif /* SESSION_CERTS */
- return ctx->chain;
- }
- /* like X509_STORE_CTX_get_chain(), but return a copy with data reference
- counts increased */
- WOLFSSL_STACK* wolfSSL_X509_STORE_CTX_get1_chain(WOLFSSL_X509_STORE_CTX* ctx)
- {
- WOLFSSL_STACK* ref;
- if (ctx == NULL) {
- return NULL;
- }
- /* get chain in ctx */
- ref = wolfSSL_X509_STORE_CTX_get_chain(ctx);
- if (ref == NULL) {
- return ref;
- }
- /* create duplicate of ctx chain */
- return wolfSSL_sk_dup(ref);
- }
- #ifndef NO_WOLFSSL_STUB
- WOLFSSL_X509_STORE_CTX *wolfSSL_X509_STORE_CTX_get0_parent_ctx(
- WOLFSSL_X509_STORE_CTX *ctx)
- {
- (void)ctx;
- WOLFSSL_STUB("wolfSSL_X509_STORE_CTX_get0_parent_ctx");
- return NULL;
- }
- int wolfSSL_X509_STORE_get_by_subject(WOLFSSL_X509_STORE_CTX* ctx, int idx,
- WOLFSSL_X509_NAME* name, WOLFSSL_X509_OBJECT* obj)
- {
- (void)ctx;
- (void)idx;
- (void)name;
- (void)obj;
- WOLFSSL_STUB("X509_STORE_get_by_subject");
- return 0;
- }
- #endif
- #endif /* OPENSSL_EXTRA */
- #if defined(OPENSSL_EXTRA) && !defined(NO_FILESYSTEM)
- #if defined(WOLFSSL_SIGNER_DER_CERT)
- WOLF_STACK_OF(WOLFSSL_X509)* wolfSSL_X509_STORE_get1_certs(
- WOLFSSL_X509_STORE_CTX* ctx, WOLFSSL_X509_NAME* name)
- {
- WOLF_STACK_OF(WOLFSSL_X509)* ret = NULL;
- int err = 0;
- WOLFSSL_X509_STORE* store = NULL;
- WOLFSSL_STACK* sk = NULL;
- WOLFSSL_STACK* certToFilter = NULL;
- WOLFSSL_X509_NAME* certToFilterName = NULL;
- WOLF_STACK_OF(WOLFSSL_X509)* filteredCerts = NULL;
- WOLFSSL_X509* filteredCert = NULL;
- WOLFSSL_ENTER("wolfSSL_X509_STORE_get1_certs");
- if (name == NULL) {
- err = 1;
- }
- if (err == 0) {
- store = wolfSSL_X509_STORE_CTX_get0_store(ctx);
- if (store == NULL) {
- err = 1;
- }
- }
- if (err == 0) {
- filteredCerts = wolfSSL_sk_X509_new();
- if (filteredCerts == NULL) {
- err = 1;
- }
- }
- if (err == 0) {
- sk = wolfSSL_CertManagerGetCerts(store->cm);
- if (sk == NULL) {
- err = 1;
- }
- }
- if (err == 0) {
- certToFilter = sk;
- while (certToFilter != NULL) {
- certToFilterName = wolfSSL_X509_get_subject_name(
- certToFilter->data.x509);
- if (certToFilterName != NULL) {
- if (wolfSSL_X509_NAME_cmp(certToFilterName, name) == 0) {
- filteredCert = wolfSSL_X509_dup(certToFilter->data.x509);
- if (filteredCert == NULL) {
- err = 1;
- break;
- }
- else {
- wolfSSL_sk_X509_push(filteredCerts, filteredCert);
- }
- }
- }
- certToFilter = certToFilter->next;
- }
- }
- if (err == 1) {
- if (filteredCerts != NULL) {
- wolfSSL_sk_X509_free(filteredCerts);
- }
- ret = NULL;
- }
- else {
- ret = filteredCerts;
- }
- if (sk != NULL) {
- wolfSSL_sk_X509_free(sk);
- }
- return ret;
- }
- #endif /* WOLFSSL_SIGNER_DER_CERT */
- #endif /* OPENSSL_EXTRA && !NO_FILESYSTEM */
- #if defined(WOLFSSL_NGINX) || defined(WOLFSSL_HAPROXY) || \
- defined(OPENSSL_EXTRA) || defined(OPENSSL_ALL)
- int wolfSSL_X509_STORE_CTX_get1_issuer(WOLFSSL_X509 **issuer,
- WOLFSSL_X509_STORE_CTX *ctx, WOLFSSL_X509 *x)
- {
- WOLFSSL_STACK* node;
- if (issuer == NULL || ctx == NULL || x == NULL)
- return WOLFSSL_FATAL_ERROR;
- if (ctx->chain != NULL) {
- for (node = ctx->chain; node != NULL; node = node->next) {
- if (wolfSSL_X509_check_issued(node->data.x509, x) == X509_V_OK) {
- *issuer = x;
- return WOLFSSL_SUCCESS;
- }
- }
- }
- /* Result is ignored when passed to wolfSSL_OCSP_cert_to_id(). */
- return x509GetIssuerFromCM(issuer, ctx->store->cm, x);
- }
- #endif /* WOLFSSL_NGINX || WOLFSSL_HAPROXY || OPENSSL_EXTRA || OPENSSL_ALL */
- /*******************************************************************************
- * END OF X509_STORE_CTX APIs
- ******************************************************************************/
- /*******************************************************************************
- * START OF X509_STORE APIs
- ******************************************************************************/
- #if defined(OPENSSL_EXTRA) || defined(HAVE_WEBSERVER) || \
- defined(WOLFSSL_WPAS_SMALL)
- WOLFSSL_X509_STORE* wolfSSL_X509_STORE_new(void)
- {
- WOLFSSL_X509_STORE* store = NULL;
- WOLFSSL_ENTER("SSL_X509_STORE_new");
- if ((store = (WOLFSSL_X509_STORE*)XMALLOC(sizeof(WOLFSSL_X509_STORE), NULL,
- DYNAMIC_TYPE_X509_STORE)) == NULL)
- goto err_exit;
- XMEMSET(store, 0, sizeof(WOLFSSL_X509_STORE));
- store->isDynamic = 1;
- store->refCount = 1;
- #ifndef SINGLE_THREADED
- if (wc_InitMutex(&store->refMutex) != 0)
- goto err_exit;
- #endif
- if ((store->cm = wolfSSL_CertManagerNew()) == NULL)
- goto err_exit;
- #ifdef HAVE_CRL
- store->crl = store->cm->crl;
- #endif
- #if defined(OPENSSL_EXTRA) || defined(WOLFSSL_WPAS_SMALL)
- if ((store->param = (WOLFSSL_X509_VERIFY_PARAM*)XMALLOC(
- sizeof(WOLFSSL_X509_VERIFY_PARAM),
- NULL, DYNAMIC_TYPE_OPENSSL)) == NULL) {
- goto err_exit;
- }
- XMEMSET(store->param, 0, sizeof(WOLFSSL_X509_VERIFY_PARAM));
- if ((store->lookup.dirs = (WOLFSSL_BY_DIR*)XMALLOC(sizeof(WOLFSSL_BY_DIR),
- NULL, DYNAMIC_TYPE_OPENSSL)) == NULL) {
- WOLFSSL_MSG("store->lookup.dir memory allocation error");
- goto err_exit;
- }
- XMEMSET(store->lookup.dirs, 0, sizeof(WOLFSSL_BY_DIR));
- if (wc_InitMutex(&store->lookup.dirs->lock) != 0) {
- WOLFSSL_MSG("Bad mutex init");
- goto err_exit;
- }
- #endif
- return store;
- err_exit:
- if (store == NULL)
- return NULL;
- wolfSSL_X509_STORE_free(store);
- return NULL;
- }
- void wolfSSL_X509_STORE_free(WOLFSSL_X509_STORE* store)
- {
- int doFree = 0;
- if (store != NULL && store->isDynamic) {
- #ifndef SINGLE_THREADED
- if (wc_LockMutex(&store->refMutex) != 0) {
- WOLFSSL_MSG("Couldn't lock store mutex");
- }
- #endif
- store->refCount--;
- if (store->refCount == 0)
- doFree = 1;
- #ifndef SINGLE_THREADED
- wc_UnLockMutex(&store->refMutex);
- #endif
- if (doFree) {
- #ifdef HAVE_EX_DATA_CLEANUP_HOOKS
- wolfSSL_CRYPTO_cleanup_ex_data(&store->ex_data);
- #endif
- if (store->cm != NULL) {
- wolfSSL_CertManagerFree(store->cm);
- store->cm = NULL;
- }
- #ifdef OPENSSL_ALL
- if (store->objs != NULL) {
- wolfSSL_sk_X509_OBJECT_free(store->objs);
- }
- #endif
- #if defined(OPENSSL_EXTRA) || defined(WOLFSSL_WPAS_SMALL)
- if (store->param != NULL) {
- XFREE(store->param, NULL, DYNAMIC_TYPE_OPENSSL);
- store->param = NULL;
- }
- if (store->lookup.dirs != NULL) {
- #if defined(OPENSSL_ALL) && !defined(NO_FILESYSTEM) && !defined(NO_WOLFSSL_DIR)
- if (store->lookup.dirs->dir_entry) {
- wolfSSL_sk_BY_DIR_entry_free(store->lookup.dirs->dir_entry);
- }
- #endif
- wc_FreeMutex(&store->lookup.dirs->lock);
- XFREE(store->lookup.dirs, NULL, DYNAMIC_TYPE_OPENSSL);
- store->lookup.dirs = NULL;
- }
- #endif
- XFREE(store, NULL, DYNAMIC_TYPE_X509_STORE);
- }
- }
- }
- /**
- * Get ex_data in WOLFSSL_STORE at given index
- * @param store a pointer to WOLFSSL_X509_STORE structure
- * @param idx Index of ex_data to get data from
- * @return void pointer to ex_data on success or NULL on failure
- */
- void* wolfSSL_X509_STORE_get_ex_data(WOLFSSL_X509_STORE* store, int idx)
- {
- WOLFSSL_ENTER("wolfSSL_X509_STORE_get_ex_data");
- #ifdef HAVE_EX_DATA
- if (store != NULL && idx < MAX_EX_DATA && idx >= 0) {
- return wolfSSL_CRYPTO_get_ex_data(&store->ex_data, idx);
- }
- #else
- (void)store;
- (void)idx;
- #endif
- return NULL;
- }
- int wolfSSL_X509_STORE_up_ref(WOLFSSL_X509_STORE* store)
- {
- if (store) {
- #ifndef SINGLE_THREADED
- if (wc_LockMutex(&store->refMutex) != 0) {
- WOLFSSL_MSG("Failed to lock store mutex");
- }
- #endif
- store->refCount++;
- #ifndef SINGLE_THREADED
- wc_UnLockMutex(&store->refMutex);
- #endif
- return WOLFSSL_SUCCESS;
- }
- return WOLFSSL_FAILURE;
- }
- /**
- * Set ex_data for WOLFSSL_STORE
- * @param store a pointer to WOLFSSL_X509_STORE structure
- * @param idx Index of ex data to set
- * @param data Data to set in ex data
- * @return WOLFSSL_SUCCESS on success or WOLFSSL_FAILURE on failure
- */
- int wolfSSL_X509_STORE_set_ex_data(WOLFSSL_X509_STORE* store, int idx,
- void *data)
- {
- WOLFSSL_ENTER("wolfSSL_X509_STORE_set_ex_data");
- #ifdef HAVE_EX_DATA
- if (store != NULL && idx < MAX_EX_DATA) {
- return wolfSSL_CRYPTO_set_ex_data(&store->ex_data, idx, data);
- }
- #else
- (void)store;
- (void)idx;
- (void)data;
- #endif
- return WOLFSSL_FAILURE;
- }
- #ifdef HAVE_EX_DATA_CLEANUP_HOOKS
- /**
- * Set ex_data for WOLFSSL_STORE
- * @param store a pointer to WOLFSSL_X509_STORE structure
- * @param idx Index of ex data to set
- * @param data Data to set in ex data
- * @return WOLFSSL_SUCCESS on success or WOLFSSL_FAILURE on failure
- */
- int wolfSSL_X509_STORE_set_ex_data_with_cleanup(
- WOLFSSL_X509_STORE* store,
- int idx,
- void *data,
- wolfSSL_ex_data_cleanup_routine_t cleanup_routine)
- {
- WOLFSSL_ENTER("wolfSSL_X509_STORE_set_ex_data_with_cleanup");
- if (store != NULL && idx < MAX_EX_DATA) {
- return wolfSSL_CRYPTO_set_ex_data_with_cleanup(&store->ex_data, idx,
- data, cleanup_routine);
- }
- return WOLFSSL_FAILURE;
- }
- #endif /* HAVE_EX_DATA_CLEANUP_HOOKS */
- #endif /* OPENSSL_EXTRA || HAVE_WEBSERVER || WOLFSSL_WPAS_SMALL */
- #ifdef OPENSSL_EXTRA
- #if defined(WOLFSSL_QT) || defined(OPENSSL_ALL)
- void wolfSSL_X509_STORE_set_verify_cb(WOLFSSL_X509_STORE *st,
- WOLFSSL_X509_STORE_CTX_verify_cb verify_cb)
- {
- WOLFSSL_ENTER("WOLFSSL_X509_STORE_set_verify_cb");
- if (st != NULL) {
- st->verify_cb = verify_cb;
- }
- }
- #endif /* WOLFSSL_QT || OPENSSL_ALL */
- WOLFSSL_X509_LOOKUP* wolfSSL_X509_STORE_add_lookup(WOLFSSL_X509_STORE* store,
- WOLFSSL_X509_LOOKUP_METHOD* m)
- {
- WOLFSSL_ENTER("SSL_X509_STORE_add_lookup");
- if (store == NULL || m == NULL)
- return NULL;
- /* Make sure the lookup has a back reference to the store. */
- store->lookup.store = store;
- /* store a type to know which method wants to be used for */
- store->lookup.type = m->type;
- return &store->lookup;
- }
- int wolfSSL_X509_STORE_add_cert(WOLFSSL_X509_STORE* store, WOLFSSL_X509* x509)
- {
- int result = WOLFSSL_FATAL_ERROR;
- WOLFSSL_ENTER("wolfSSL_X509_STORE_add_cert");
- if (store != NULL && store->cm != NULL && x509 != NULL
- && x509->derCert != NULL) {
- DerBuffer* derCert = NULL;
- result = AllocDer(&derCert, x509->derCert->length,
- x509->derCert->type, NULL);
- if (result == 0) {
- /* AddCA() frees the buffer. */
- XMEMCPY(derCert->buffer,
- x509->derCert->buffer, x509->derCert->length);
- result = AddCA(store->cm, &derCert, WOLFSSL_USER_CA, VERIFY);
- }
- }
- WOLFSSL_LEAVE("wolfSSL_X509_STORE_add_cert", result);
- if (result != WOLFSSL_SUCCESS) {
- result = WOLFSSL_FATAL_ERROR;
- }
- return result;
- }
- int wolfSSL_X509_STORE_set_flags(WOLFSSL_X509_STORE* store, unsigned long flag)
- {
- int ret = WOLFSSL_SUCCESS;
- WOLFSSL_ENTER("wolfSSL_X509_STORE_set_flags");
- if (store == NULL)
- return WOLFSSL_FAILURE;
- if ((flag & WOLFSSL_CRL_CHECKALL) || (flag & WOLFSSL_CRL_CHECK)) {
- ret = wolfSSL_CertManagerEnableCRL(store->cm, (int)flag);
- }
- return ret;
- }
- int wolfSSL_X509_STORE_set_default_paths(WOLFSSL_X509_STORE* store)
- {
- (void)store;
- return WOLFSSL_SUCCESS;
- }
- #if !defined(NO_FILESYSTEM) && !defined(NO_WOLFSSL_DIR)
- /* Loads certificate(s) files in pem format into X509_STORE struct from either
- * a file or directory.
- * Returns WOLFSSL_SUCCESS on success or WOLFSSL_FAILURE if an error occurs.
- */
- WOLFSSL_API int wolfSSL_X509_STORE_load_locations(WOLFSSL_X509_STORE *str,
- const char *file, const char *dir)
- {
- WOLFSSL_CTX* ctx;
- char *name = NULL;
- int ret = WOLFSSL_SUCCESS;
- int successes = 0;
- #ifdef WOLFSSL_SMALL_STACK
- ReadDirCtx* readCtx = NULL;
- #else
- ReadDirCtx readCtx[1];
- #endif
- WOLFSSL_ENTER("X509_STORE_load_locations");
- if (str == NULL || str->cm == NULL || (file == NULL && dir == NULL))
- return WOLFSSL_FAILURE;
- /* tmp ctx for setting our cert manager */
- ctx = wolfSSL_CTX_new(cm_pick_method());
- if (ctx == NULL)
- return WOLFSSL_FAILURE;
- wolfSSL_CertManagerFree(ctx->cm);
- ctx->cm = str->cm;
- #ifdef HAVE_CRL
- if (str->cm->crl == NULL) {
- if (wolfSSL_CertManagerEnableCRL(str->cm, 0) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Enable CRL failed");
- wolfSSL_CTX_free(ctx);
- return WOLFSSL_FAILURE;
- }
- }
- #endif
- /* Load individual file */
- if (file) {
- /* Try to process file with type DETECT_CERT_TYPE to parse the
- correct certificate header and footer type */
- ret = ProcessFile(ctx, file, WOLFSSL_FILETYPE_PEM, DETECT_CERT_TYPE,
- NULL, 0, str->cm->crl, 0);
- if (ret != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Failed to load file");
- ret = WOLFSSL_FAILURE;
- }
- }
- /* Load files in dir */
- if (dir && ret == WOLFSSL_SUCCESS) {
- #ifdef WOLFSSL_SMALL_STACK
- readCtx = (ReadDirCtx*)XMALLOC(sizeof(ReadDirCtx), ctx->heap,
- DYNAMIC_TYPE_TMP_BUFFER);
- if (readCtx == NULL) {
- WOLFSSL_MSG("Memory error");
- wolfSSL_CTX_free(ctx);
- return WOLFSSL_FAILURE;
- }
- #endif
- /* try to load each regular file in dir */
- ret = wc_ReadDirFirst(readCtx, dir, &name);
- while (ret == 0 && name) {
- WOLFSSL_MSG(name);
- /* Try to process file with type DETECT_CERT_TYPE to parse the
- correct certificate header and footer type */
- ret = ProcessFile(ctx, name, WOLFSSL_FILETYPE_PEM, DETECT_CERT_TYPE,
- NULL, 0, str->cm->crl, 0);
- /* Not failing on load errors */
- if (ret != WOLFSSL_SUCCESS)
- WOLFSSL_MSG("Failed to load file in path, continuing");
- else
- successes++;
- ret = wc_ReadDirNext(readCtx, dir, &name);
- }
- wc_ReadDirClose(readCtx);
- /* Success if at least one file in dir was loaded */
- if (successes > 0)
- ret = WOLFSSL_SUCCESS;
- else {
- WOLFSSL_ERROR(ret);
- ret = WOLFSSL_FAILURE;
- }
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(readCtx, ctx->heap, DYNAMIC_TYPE_DIRCTX);
- #endif
- }
- ctx->cm = NULL;
- wolfSSL_CTX_free(ctx);
- return ret;
- }
- #endif /* !NO_FILESYSTEM && !NO_WOLFSSL_DIR */
- int wolfSSL_X509_CA_num(WOLFSSL_X509_STORE* store)
- {
- int i = 0;
- int cnt_ret = 0;
- Signer **table;
- WOLFSSL_ENTER("wolfSSL_X509_CA_num");
- if (store == NULL || store->cm == NULL){
- WOLFSSL_MSG("invalid parameter");
- return WOLFSSL_FAILURE;
- }
- table = store->cm->caTable;
- if (table){
- if (wc_LockMutex(&store->cm->caLock) == 0){
- for (i = 0; i < CA_TABLE_SIZE; i++) {
- Signer* signer = table[i];
- while (signer) {
- Signer* next = signer->next;
- cnt_ret++;
- signer = next;
- }
- }
- wc_UnLockMutex(&store->cm->caLock);
- }
- }
- return cnt_ret;
- }
- /******************************************************************************
- * wolfSSL_X509_STORE_GetCerts - retrieve stack of X509 in a certificate store ctx
- *
- * This API can be used in SSL verify callback function to view cert chain
- * See examples/client/client.c and myVerify() function in test.h
- *
- * RETURNS:
- * returns stack of X509 certs on success, otherwise returns a NULL.
- */
- WOLFSSL_STACK* wolfSSL_X509_STORE_GetCerts(WOLFSSL_X509_STORE_CTX* s)
- {
- int certIdx = 0;
- WOLFSSL_BUFFER_INFO* cert = NULL;
- DecodedCert* dCert = NULL;
- WOLFSSL_X509* x509 = NULL;
- WOLFSSL_STACK* sk = NULL;
- int found = 0;
- if (s == NULL) {
- return NULL;
- }
- sk = wolfSSL_sk_X509_new();
- if (sk == NULL) {
- return NULL;
- }
- for (certIdx = s->totalCerts - 1; certIdx >= 0; certIdx--) {
- /* get certificate buffer */
- cert = &s->certs[certIdx];
- dCert = (DecodedCert*)XMALLOC(sizeof(DecodedCert), NULL, DYNAMIC_TYPE_DCERT);
- if (dCert == NULL) {
- goto error;
- }
- XMEMSET(dCert, 0, sizeof(DecodedCert));
- InitDecodedCert(dCert, cert->buffer, cert->length, NULL);
- /* Parse Certificate */
- if (ParseCert(dCert, CERT_TYPE, NO_VERIFY, NULL)){
- goto error;
- }
- x509 = wolfSSL_X509_new();
- if (x509 == NULL) {
- goto error;
- }
- InitX509(x509, 1, NULL);
- if (CopyDecodedToX509(x509, dCert) == 0) {
- if (wolfSSL_sk_X509_push(sk, x509) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Unable to load x509 into stack");
- wolfSSL_X509_free(x509);
- goto error;
- }
- }
- else {
- goto error;
- }
- found = 1;
- FreeDecodedCert(dCert);
- XFREE(dCert, NULL, DYNAMIC_TYPE_DCERT);
- dCert = NULL;
- }
- if (!found) {
- wolfSSL_sk_X509_free(sk);
- sk = NULL;
- }
- return sk;
- error:
- if (dCert) {
- FreeDecodedCert(dCert);
- XFREE(dCert, NULL, DYNAMIC_TYPE_DCERT);
- }
- if (sk)
- wolfSSL_sk_X509_free(sk);
- return NULL;
- }
- #endif /* OPENSSL_EXTRA */
- #ifdef OPENSSL_ALL
- WOLF_STACK_OF(WOLFSSL_X509_OBJECT)* wolfSSL_X509_STORE_get0_objects(
- WOLFSSL_X509_STORE* store)
- {
- WOLFSSL_STACK* ret = NULL;
- WOLFSSL_STACK* cert_stack = NULL;
- WOLFSSL_X509* x509 = NULL;
- WOLFSSL_ENTER("wolfSSL_X509_STORE_get0_objects");
- if (store == NULL || store->cm == NULL) {
- WOLFSSL_MSG("Missing or empty store");
- return NULL;
- }
- if (store->objs != NULL) {
- #if defined(WOLFSSL_SIGNER_DER_CERT) && !defined(NO_FILESYSTEM)
- /* want to update objs stack by cm stack again before returning it*/
- wolfSSL_sk_X509_OBJECT_free(store->objs);
- store->objs = NULL;
- #else
- if (wolfSSL_sk_X509_OBJECT_num(store->objs) == 0) {
- /* Let's try generating the stack again */
- wolfSSL_sk_X509_OBJECT_free(store->objs);
- store->objs = NULL;
- }
- else
- return store->objs;
- #endif
- }
- if ((ret = wolfSSL_sk_X509_OBJECT_new()) == NULL) {
- WOLFSSL_MSG("wolfSSL_sk_X509_OBJECT_new error");
- goto err_cleanup;
- }
- #if defined(WOLFSSL_SIGNER_DER_CERT) && !defined(NO_FILESYSTEM)
- cert_stack = wolfSSL_CertManagerGetCerts(store->cm);
- /* wolfSSL_sk_X509_pop checks for NULL */
- while ((x509 = wolfSSL_sk_X509_pop(cert_stack)) != NULL) {
- WOLFSSL_X509_OBJECT* obj = wolfSSL_X509_OBJECT_new();
- if (obj == NULL) {
- WOLFSSL_MSG("wolfSSL_X509_OBJECT_new error");
- goto err_cleanup;
- }
- if (wolfSSL_sk_X509_OBJECT_push(ret, obj) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("wolfSSL_sk_X509_OBJECT_push error");
- wolfSSL_X509_OBJECT_free(obj);
- goto err_cleanup;
- }
- obj->type = WOLFSSL_X509_LU_X509;
- obj->data.x509 = x509;
- }
- #endif
- #ifdef HAVE_CRL
- if (store->cm->crl != NULL) {
- WOLFSSL_X509_OBJECT* obj = wolfSSL_X509_OBJECT_new();
- if (obj == NULL) {
- WOLFSSL_MSG("wolfSSL_X509_OBJECT_new error");
- goto err_cleanup;
- }
- if (wolfSSL_sk_X509_OBJECT_push(ret, obj) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("wolfSSL_sk_X509_OBJECT_push error");
- wolfSSL_X509_OBJECT_free(obj);
- goto err_cleanup;
- }
- obj->type = WOLFSSL_X509_LU_CRL;
- obj->data.crl = store->cm->crl;
- }
- #endif
- if (cert_stack)
- wolfSSL_sk_X509_free(cert_stack);
- store->objs = ret;
- return ret;
- err_cleanup:
- if (ret)
- wolfSSL_sk_X509_OBJECT_free(ret);
- if (cert_stack)
- wolfSSL_sk_X509_free(cert_stack);
- if (x509)
- wolfSSL_X509_free(x509);
- return NULL;
- }
- #endif /* OPENSSL_ALL */
- /*******************************************************************************
- * END OF X509_STORE APIs
- ******************************************************************************/
- /*******************************************************************************
- * START OF PKCS7 APIs
- ******************************************************************************/
- #ifdef HAVE_PKCS7
- #ifdef OPENSSL_ALL
- PKCS7* wolfSSL_PKCS7_new(void)
- {
- WOLFSSL_PKCS7* pkcs7;
- int ret = 0;
- pkcs7 = (WOLFSSL_PKCS7*)XMALLOC(sizeof(*pkcs7), NULL, DYNAMIC_TYPE_PKCS7);
- if (pkcs7 != NULL) {
- XMEMSET(pkcs7, 0, sizeof(*pkcs7));
- ret = wc_PKCS7_Init(&pkcs7->pkcs7, NULL, INVALID_DEVID);
- }
- if (ret != 0 && pkcs7 != NULL) {
- XFREE(pkcs7, NULL, DYNAMIC_TYPE_PKCS7);
- pkcs7 = NULL;
- }
- return (PKCS7*)pkcs7;
- }
- /******************************************************************************
- * wolfSSL_PKCS7_SIGNED_new - allocates PKCS7 and initialize it for a signed data
- *
- * RETURNS:
- * returns pointer to the PKCS7 structure on success, otherwise returns NULL
- */
- PKCS7_SIGNED* wolfSSL_PKCS7_SIGNED_new(void)
- {
- byte signedData[]= { 0x2A, 0x86, 0x48, 0x86, 0xF7, 0x0D, 0x01, 0x07, 0x02};
- PKCS7* pkcs7 = NULL;
- if ((pkcs7 = wolfSSL_PKCS7_new()) == NULL)
- return NULL;
- pkcs7->contentOID = SIGNED_DATA;
- if ((wc_PKCS7_SetContentType(pkcs7, signedData, sizeof(signedData))) < 0) {
- if (pkcs7) {
- wolfSSL_PKCS7_free(pkcs7);
- return NULL;
- }
- }
- return pkcs7;
- }
- void wolfSSL_PKCS7_free(PKCS7* pkcs7)
- {
- WOLFSSL_PKCS7* p7 = (WOLFSSL_PKCS7*)pkcs7;
- if (p7 != NULL) {
- if (p7->data != NULL)
- XFREE(p7->data, NULL, DYNAMIC_TYPE_PKCS7);
- wc_PKCS7_Free(&p7->pkcs7);
- if (p7->certs)
- wolfSSL_sk_free(p7->certs);
- XFREE(p7, NULL, DYNAMIC_TYPE_PKCS7);
- }
- }
- void wolfSSL_PKCS7_SIGNED_free(PKCS7_SIGNED* p7)
- {
- wolfSSL_PKCS7_free(p7);
- return;
- }
- PKCS7* wolfSSL_d2i_PKCS7(PKCS7** p7, const unsigned char** in, int len)
- {
- return wolfSSL_d2i_PKCS7_ex(p7, in, len, NULL, 0);
- }
- /*****************************************************************************
- * wolfSSL_d2i_PKCS7_ex - Converts the given unsigned char buffer of size len
- * into a PKCS7 object. Optionally, accepts a byte buffer of content which
- * is stored as the PKCS7 object's content, to support detached signatures.
- * @param content The content which is signed, in case the signature is
- * detached. Ignored if NULL.
- * @param contentSz The size of the passed in content.
- *
- * RETURNS:
- * returns pointer to a PKCS7 structure on success, otherwise returns NULL
- */
- PKCS7* wolfSSL_d2i_PKCS7_ex(PKCS7** p7, const unsigned char** in, int len,
- byte* content, word32 contentSz)
- {
- WOLFSSL_PKCS7* pkcs7 = NULL;
- word32 idx = 0;
- WOLFSSL_ENTER("wolfSSL_d2i_PKCS7_ex");
- if (in == NULL || *in == NULL)
- return NULL;
- if ((pkcs7 = (WOLFSSL_PKCS7*)wolfSSL_PKCS7_new()) == NULL)
- return NULL;
- if (GetSequence(*in, &idx, &pkcs7->len, len) < 0) {
- wolfSSL_PKCS7_free((PKCS7*)pkcs7);
- return NULL;
- }
- pkcs7->len += idx;
- pkcs7->data = (byte*)XMALLOC(pkcs7->len, NULL, DYNAMIC_TYPE_PKCS7);
- if (pkcs7->data == NULL) {
- wolfSSL_PKCS7_free((PKCS7*)pkcs7);
- return NULL;
- }
- XMEMCPY(pkcs7->data, *in, pkcs7->len);
- if (content != NULL) {
- pkcs7->pkcs7.content = content;
- pkcs7->pkcs7.contentSz = contentSz;
- }
- if (wc_PKCS7_VerifySignedData(&pkcs7->pkcs7, pkcs7->data, pkcs7->len)
- != 0) {
- wolfSSL_PKCS7_free((PKCS7*)pkcs7);
- return NULL;
- }
- if (p7 != NULL)
- *p7 = (PKCS7*)pkcs7;
- *in += pkcs7->len;
- return (PKCS7*)pkcs7;
- }
- /**
- * This API was added as a helper function for libest. It
- * extracts a stack of certificates from the pkcs7 object.
- * @param pkcs7 PKCS7 parameter object
- * @return WOLFSSL_STACK_OF(WOLFSSL_X509)*
- */
- WOLFSSL_STACK* wolfSSL_PKCS7_to_stack(PKCS7* pkcs7)
- {
- int i;
- WOLFSSL_PKCS7* p7 = (WOLFSSL_PKCS7*)pkcs7;
- WOLF_STACK_OF(WOLFSSL_X509)* ret = NULL;
- WOLFSSL_ENTER("wolfSSL_PKCS7_to_stack");
- if (!p7) {
- WOLFSSL_MSG("Bad parameter");
- return NULL;
- }
- if (p7->certs)
- return p7->certs;
- for (i = 0; i < MAX_PKCS7_CERTS && p7->pkcs7.cert[i]; i++) {
- WOLFSSL_X509* x509 = wolfSSL_X509_d2i(NULL, p7->pkcs7.cert[i],
- p7->pkcs7.certSz[i]);
- if (!ret)
- ret = wolfSSL_sk_X509_new();
- if (x509) {
- if (wolfSSL_sk_X509_push(ret, x509) != WOLFSSL_SUCCESS) {
- wolfSSL_X509_free(x509);
- WOLFSSL_MSG("wolfSSL_sk_X509_push error");
- goto error;
- }
- }
- else {
- WOLFSSL_MSG("wolfSSL_X509_d2i error");
- goto error;
- }
- }
- /* Save stack to free later */
- if (p7->certs)
- wolfSSL_sk_free(p7->certs);
- p7->certs = ret;
- return ret;
- error:
- if (ret) {
- wolfSSL_sk_free(ret);
- }
- return NULL;
- }
- WOLFSSL_STACK* wolfSSL_PKCS7_get0_signers(PKCS7* pkcs7, WOLFSSL_STACK* certs,
- int flags)
- {
- WOLFSSL_STACK* signers = NULL;
- WOLFSSL_PKCS7* p7 = (WOLFSSL_PKCS7*)pkcs7;
- if (p7 == NULL)
- return NULL;
- /* Only PKCS#7 messages with a single cert that is the verifying certificate
- * is supported.
- */
- if ((flags | PKCS7_NOINTERN) == PKCS7_NOINTERN)
- return NULL;
- signers = (WOLFSSL_STACK*)XMALLOC(sizeof(WOLFSSL_STACK), NULL,
- DYNAMIC_TYPE_X509);
- if (signers == NULL)
- return NULL;
- signers->num = 1;
- signers->data.x509 = (WOLFSSL_X509*)XMALLOC(sizeof(WOLFSSL_X509), NULL,
- DYNAMIC_TYPE_X509);
- if (signers->data.x509 == NULL) {
- XFREE(signers, NULL, DYNAMIC_TYPE_X509);
- return NULL;
- }
- if (DecodeToX509(signers->data.x509, p7->pkcs7.singleCert,
- p7->pkcs7.singleCertSz) != 0) {
- XFREE(signers->data.x509, NULL, DYNAMIC_TYPE_X509);
- XFREE(signers, NULL, DYNAMIC_TYPE_X509);
- return NULL;
- }
- (void)certs;
- return signers;
- }
- #ifndef NO_BIO
- PKCS7* wolfSSL_d2i_PKCS7_bio(WOLFSSL_BIO* bio, PKCS7** p7)
- {
- WOLFSSL_PKCS7* pkcs7;
- int ret;
- WOLFSSL_ENTER("wolfSSL_d2i_PKCS7_bio");
- if (bio == NULL)
- return NULL;
- if ((pkcs7 = (WOLFSSL_PKCS7*)wolfSSL_PKCS7_new()) == NULL)
- return NULL;
- pkcs7->len = wolfSSL_BIO_get_len(bio);
- pkcs7->data = (byte*)XMALLOC(pkcs7->len, NULL, DYNAMIC_TYPE_PKCS7);
- if (pkcs7->data == NULL) {
- wolfSSL_PKCS7_free((PKCS7*)pkcs7);
- return NULL;
- }
- if ((ret = wolfSSL_BIO_read(bio, pkcs7->data, pkcs7->len)) <= 0) {
- wolfSSL_PKCS7_free((PKCS7*)pkcs7);
- return NULL;
- }
- /* pkcs7->len may change if using b64 for example */
- pkcs7->len = ret;
- if (wc_PKCS7_VerifySignedData(&pkcs7->pkcs7, pkcs7->data, pkcs7->len)
- != 0) {
- wolfSSL_PKCS7_free((PKCS7*)pkcs7);
- return NULL;
- }
- if (p7 != NULL)
- *p7 = (PKCS7*)pkcs7;
- return (PKCS7*)pkcs7;
- }
- int wolfSSL_i2d_PKCS7_bio(WOLFSSL_BIO *bio, PKCS7 *p7)
- {
- byte* output = NULL;
- int len;
- WC_RNG rng;
- int ret = WOLFSSL_FAILURE;
- WOLFSSL_ENTER("wolfSSL_i2d_PKCS7_bio");
- if (!bio || !p7) {
- WOLFSSL_MSG("Bad parameter");
- return WOLFSSL_FAILURE;
- }
- if (!p7->rng) {
- if (wc_InitRng(&rng) != 0) {
- WOLFSSL_MSG("wc_InitRng error");
- return WOLFSSL_FAILURE;
- }
- p7->rng = &rng;
- }
- if ((len = wc_PKCS7_EncodeSignedData(p7, NULL, 0)) < 0) {
- WOLFSSL_MSG("wc_PKCS7_EncodeSignedData error");
- goto cleanup;
- }
- output = (byte*)XMALLOC(len, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (!output) {
- WOLFSSL_MSG("malloc error");
- goto cleanup;
- }
- if ((len = wc_PKCS7_EncodeSignedData(p7, output, len)) < 0) {
- WOLFSSL_MSG("wc_PKCS7_EncodeSignedData error");
- goto cleanup;
- }
- if (wolfSSL_BIO_write(bio, output, len) <= 0) {
- WOLFSSL_MSG("wolfSSL_BIO_write error");
- goto cleanup;
- }
- ret = WOLFSSL_SUCCESS;
- cleanup:
- if (p7->rng == &rng) {
- wc_FreeRng(&rng);
- p7->rng = NULL;
- }
- if (output) {
- XFREE(output, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- }
- return ret;
- }
- int wolfSSL_PKCS7_verify(PKCS7* pkcs7, WOLFSSL_STACK* certs,
- WOLFSSL_X509_STORE* store, WOLFSSL_BIO* in, WOLFSSL_BIO* out, int flags)
- {
- int ret = 0;
- unsigned char* mem = NULL;
- int memSz = 0;
- WOLFSSL_PKCS7* p7 = (WOLFSSL_PKCS7*)pkcs7;
- WOLFSSL_ENTER("wolfSSL_PKCS7_verify");
- if (pkcs7 == NULL)
- return WOLFSSL_FAILURE;
- if (in != NULL) {
- if ((memSz = wolfSSL_BIO_get_mem_data(in, &mem)) < 0)
- return WOLFSSL_FAILURE;
- p7->pkcs7.content = mem;
- p7->pkcs7.contentSz = memSz;
- }
- /* certs is the list of certificates to find the cert with issuer/serial. */
- (void)certs;
- /* store is the certificate store to use to verify signer certificate
- * associated with the signers.
- */
- (void)store;
- ret = wc_PKCS7_VerifySignedData(&p7->pkcs7, p7->data, p7->len);
- if (ret != 0)
- return WOLFSSL_FAILURE;
- if ((flags & PKCS7_NOVERIFY) != PKCS7_NOVERIFY) {
- /* All signer certificates are verified. */
- return WOLFSSL_FAILURE;
- }
- if (out != NULL)
- wolfSSL_BIO_write(out, p7->pkcs7.content, p7->pkcs7.contentSz);
- return WOLFSSL_SUCCESS;
- }
- /**
- * This API was added as a helper function for libest. It
- * encodes a stack of certificates to pkcs7 format.
- * @param pkcs7 PKCS7 parameter object
- * @param certs WOLFSSL_STACK_OF(WOLFSSL_X509)*
- * @param out Output bio
- * @return WOLFSSL_SUCCESS on success and WOLFSSL_FAILURE on failure
- */
- int wolfSSL_PKCS7_encode_certs(PKCS7* pkcs7, WOLFSSL_STACK* certs,
- WOLFSSL_BIO* out)
- {
- int ret;
- WOLFSSL_PKCS7* p7;
- WOLFSSL_ENTER("wolfSSL_PKCS7_encode_certs");
- if (!pkcs7 || !certs || !out) {
- WOLFSSL_MSG("Bad parameter");
- return WOLFSSL_FAILURE;
- }
- p7 = (WOLFSSL_PKCS7*)pkcs7;
- /* take ownership of certs */
- p7->certs = certs;
- if (pkcs7->certList) {
- WOLFSSL_MSG("wolfSSL_PKCS7_encode_certs called multiple times on same "
- "struct");
- return WOLFSSL_FAILURE;
- }
- if (certs) {
- /* Save some of the values */
- int hashOID = pkcs7->hashOID;
- byte version = pkcs7->version;
- if (!certs->data.x509 || !certs->data.x509->derCert) {
- WOLFSSL_MSG("Missing cert");
- return WOLFSSL_FAILURE;
- }
- if (wc_PKCS7_InitWithCert(pkcs7, certs->data.x509->derCert->buffer,
- certs->data.x509->derCert->length) != 0) {
- WOLFSSL_MSG("wc_PKCS7_InitWithCert error");
- return WOLFSSL_FAILURE;
- }
- certs = certs->next;
- pkcs7->hashOID = hashOID;
- pkcs7->version = version;
- }
- /* Add the certs to the PKCS7 struct */
- while (certs) {
- if (!certs->data.x509 || !certs->data.x509->derCert) {
- WOLFSSL_MSG("Missing cert");
- return WOLFSSL_FAILURE;
- }
- if (wc_PKCS7_AddCertificate(pkcs7, certs->data.x509->derCert->buffer,
- certs->data.x509->derCert->length) != 0) {
- WOLFSSL_MSG("wc_PKCS7_AddCertificate error");
- return WOLFSSL_FAILURE;
- }
- certs = certs->next;
- }
- if (wc_PKCS7_SetSignerIdentifierType(pkcs7, DEGENERATE_SID) != 0) {
- WOLFSSL_MSG("wc_PKCS7_SetSignerIdentifierType error");
- return WOLFSSL_FAILURE;
- }
- ret = wolfSSL_i2d_PKCS7_bio(out, pkcs7);
- return ret;
- }
- /******************************************************************************
- * wolfSSL_PEM_write_bio_PKCS7 - writes the PKCS7 data to BIO
- *
- * RETURNS:
- * returns WOLFSSL_SUCCESS on success, otherwise returns WOLFSSL_FAILURE
- */
- int wolfSSL_PEM_write_bio_PKCS7(WOLFSSL_BIO* bio, PKCS7* p7)
- {
- #ifdef WOLFSSL_SMALL_STACK
- byte* outputHead;
- byte* outputFoot;
- #else
- byte outputHead[2048];
- byte outputFoot[2048];
- #endif
- word32 outputHeadSz = 2048;
- word32 outputFootSz = 2048;
- word32 outputSz = 0;
- byte* output = NULL;
- byte* pem = NULL;
- int pemSz = -1;
- enum wc_HashType hashType;
- byte hashBuf[WC_MAX_DIGEST_SIZE];
- word32 hashSz = -1;
- WOLFSSL_ENTER("wolfSSL_PEM_write_bio_PKCS7()");
- if (bio == NULL || p7 == NULL)
- return WOLFSSL_FAILURE;
- #ifdef WOLFSSL_SMALL_STACK
- outputHead = (byte*)XMALLOC(outputHeadSz, bio->heap,
- DYNAMIC_TYPE_TMP_BUFFER);
- if (outputHead == NULL)
- return MEMORY_E;
- outputFoot = (byte*)XMALLOC(outputFootSz, bio->heap,
- DYNAMIC_TYPE_TMP_BUFFER);
- if (outputFoot == NULL)
- goto error;
- #endif
- XMEMSET(hashBuf, 0, WC_MAX_DIGEST_SIZE);
- XMEMSET(outputHead, 0, outputHeadSz);
- XMEMSET(outputFoot, 0, outputFootSz);
- hashType = wc_OidGetHash(p7->hashOID);
- hashSz = wc_HashGetDigestSize(hashType);
- if (hashSz > WC_MAX_DIGEST_SIZE)
- return WOLFSSL_FAILURE;
- /* only SIGNED_DATA is supported */
- switch (p7->contentOID) {
- case SIGNED_DATA:
- break;
- default:
- WOLFSSL_MSG("Unknown PKCS#7 Type");
- return WOLFSSL_FAILURE;
- };
- if ((wc_PKCS7_EncodeSignedData_ex(p7, hashBuf, hashSz,
- outputHead, &outputHeadSz, outputFoot, &outputFootSz)) != 0)
- return WOLFSSL_FAILURE;
- outputSz = outputHeadSz + p7->contentSz + outputFootSz;
- output = (byte*)XMALLOC(outputSz, bio->heap, DYNAMIC_TYPE_TMP_BUFFER);
- if (!output)
- return WOLFSSL_FAILURE;
- XMEMSET(output, 0, outputSz);
- outputSz = 0;
- XMEMCPY(&output[outputSz], outputHead, outputHeadSz);
- outputSz += outputHeadSz;
- XMEMCPY(&output[outputSz], p7->content, p7->contentSz);
- outputSz += p7->contentSz;
- XMEMCPY(&output[outputSz], outputFoot, outputFootSz);
- outputSz += outputFootSz;
- /* get PEM size */
- pemSz = wc_DerToPemEx(output, outputSz, NULL, 0, NULL, CERT_TYPE);
- if (pemSz < 0)
- goto error;
- pemSz++; /* for '\0'*/
- /* create PEM buffer and convert from DER to PEM*/
- if ((pem = (byte*)XMALLOC(pemSz, bio->heap, DYNAMIC_TYPE_TMP_BUFFER))
- == NULL)
- goto error;
- XMEMSET(pem, 0, pemSz);
- if (wc_DerToPemEx(output, outputSz, pem, pemSz, NULL, CERT_TYPE) < 0) {
- goto error;
- }
- if ((wolfSSL_BIO_write(bio, pem, pemSz) == pemSz)) {
- XFREE(output, bio->heap, DYNAMIC_TYPE_TMP_BUFFER);
- XFREE(pem, bio->heap, DYNAMIC_TYPE_TMP_BUFFER);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(outputHead, bio->heap, DYNAMIC_TYPE_TMP_BUFFER);
- XFREE(outputFoot, bio->heap, DYNAMIC_TYPE_TMP_BUFFER);
- #endif
- return WOLFSSL_SUCCESS;
- }
- error:
- #ifdef WOLFSSL_SMALL_STACK
- if (outputHead) {
- XFREE(outputHead, bio->heap, DYNAMIC_TYPE_TMP_BUFFER);
- }
- if (outputFoot) {
- XFREE(outputFoot, bio->heap, DYNAMIC_TYPE_TMP_BUFFER);
- }
- #endif
- if (output) {
- XFREE(output, bio->heap, DYNAMIC_TYPE_TMP_BUFFER);
- }
- if (pem) {
- XFREE(pem, bio->heap, DYNAMIC_TYPE_TMP_BUFFER);
- }
- return WOLFSSL_FAILURE;
- }
- #ifdef HAVE_SMIME
- /*****************************************************************************
- * wolfSSL_SMIME_read_PKCS7 - Reads the given S/MIME message and parses it into
- * a PKCS7 object. In case of a multipart message, stores the signed data in
- * bcont.
- *
- * RETURNS:
- * returns pointer to a PKCS7 structure on success, otherwise returns NULL
- */
- WOLFSSL_API PKCS7* wolfSSL_SMIME_read_PKCS7(WOLFSSL_BIO* in,
- WOLFSSL_BIO** bcont)
- {
- MimeHdr* allHdrs = NULL;
- MimeHdr* curHdr = NULL;
- MimeParam* curParam = NULL;
- int inLen = 0;
- byte* bcontMem = NULL;
- int bcontMemSz = 0;
- int sectionLen = 0;
- int ret = -1;
- char* section = NULL;
- char* canonLine = NULL;
- char* canonSection = NULL;
- PKCS7* pkcs7 = NULL;
- word32 outLen = 0;
- byte* out = NULL;
- byte* outHead = NULL;
- int canonPos = 0;
- int lineLen = 0;
- int remainLen = 0;
- byte isEnd = 0;
- size_t canonSize = 0;
- size_t boundLen = 0;
- char* boundary = NULL;
- static const char* kContType = "Content-Type";
- static const char* kCTE = "Content-Transfer-Encoding";
- static const char* kMultSigned = "multipart/signed";
- static const char* kAppPkcsSign = "application/pkcs7-signature";
- static const char* kAppXPkcsSign = "application/x-pkcs7-signature";
- static const char* kAppPkcs7Mime = "application/pkcs7-mime";
- static const char* kAppXPkcs7Mime = "application/x-pkcs7-mime";
- if (in == NULL || bcont == NULL) {
- goto error;
- }
- inLen = wolfSSL_BIO_get_len(in);
- if (inLen <= 0) {
- goto error;
- }
- remainLen = wolfSSL_BIO_get_len(in);
- if (remainLen <= 0) {
- goto error;
- }
- section = (char*)XMALLOC(remainLen+1, NULL, DYNAMIC_TYPE_PKCS7);
- if (section == NULL) {
- goto error;
- }
- lineLen = wolfSSL_BIO_gets(in, section, remainLen);
- if (lineLen <= 0) {
- goto error;
- }
- while (isEnd == 0 && remainLen > 0) {
- sectionLen += lineLen;
- remainLen -= lineLen;
- lineLen = wolfSSL_BIO_gets(in, §ion[sectionLen], remainLen);
- if (lineLen <= 0) {
- goto error;
- }
- /* Line with just newline signals end of headers. */
- if ((lineLen==2 && !XSTRNCMP(§ion[sectionLen],
- "\r\n", 2)) ||
- (lineLen==1 && (section[sectionLen] == '\r' ||
- section[sectionLen] == '\n'))) {
- isEnd = 1;
- }
- }
- section[sectionLen] = '\0';
- ret = wc_MIME_parse_headers(section, sectionLen, &allHdrs);
- if (ret < 0) {
- WOLFSSL_MSG("Parsing MIME headers failed.\n");
- goto error;
- }
- isEnd = 0;
- section[0] = '\0';
- sectionLen = 0;
- curHdr = wc_MIME_find_header_name(kContType, allHdrs);
- if (curHdr && !XSTRNCMP(curHdr->body, kMultSigned,
- XSTR_SIZEOF(kMultSigned))) {
- curParam = wc_MIME_find_param_attr("protocol", curHdr->params);
- if (curParam && (!XSTRNCMP(curParam->value, kAppPkcsSign,
- XSTR_SIZEOF(kAppPkcsSign)) ||
- !XSTRNCMP(curParam->value, kAppXPkcsSign,
- XSTR_SIZEOF(kAppXPkcsSign)))) {
- curParam = wc_MIME_find_param_attr("boundary", curHdr->params);
- if (curParam == NULL) {
- goto error;
- }
- boundLen = XSTRLEN(curParam->value) + 2;
- boundary = (char*)XMALLOC(boundLen+1, NULL, DYNAMIC_TYPE_PKCS7);
- if (boundary == NULL) {
- goto error;
- }
- XMEMSET(boundary, 0, (word32)(boundLen+1));
- boundary[0] = boundary[1] = '-';
- XSTRNCPY(&boundary[2], curParam->value, boundLen-2);
- /* Parse up to first boundary, ignore everything here. */
- lineLen = wolfSSL_BIO_gets(in, section, remainLen);
- if (lineLen <= 0) {
- goto error;
- }
- while (XSTRNCMP(§ion[sectionLen], boundary, boundLen) &&
- remainLen > 0) {
- sectionLen += lineLen;
- remainLen -= lineLen;
- lineLen = wolfSSL_BIO_gets(in, §ion[sectionLen],
- remainLen);
- if (lineLen <= 0) {
- goto error;
- }
- }
- section[0] = '\0';
- sectionLen = 0;
- canonSize = remainLen + 1;
- canonSection = (char*)XMALLOC(canonSize, NULL,
- DYNAMIC_TYPE_PKCS7);
- if (canonSection == NULL) {
- goto error;
- }
- lineLen = wolfSSL_BIO_gets(in, section, remainLen);
- while (XSTRNCMP(§ion[sectionLen], boundary, boundLen) &&
- remainLen > 0) {
- canonLine = wc_MIME_canonicalize(§ion[sectionLen]);
- if (canonLine == NULL) {
- goto error;
- }
- /* If line endings were added, the initial length may be
- * exceeded. */
- if ((canonPos + XSTRLEN(canonLine) + 1) >= canonSize) {
- canonSize = canonPos + XSTRLEN(canonLine) + 1;
- canonSection = (char*)XREALLOC(canonSection, canonSize,
- NULL, DYNAMIC_TYPE_PKCS7);
- if (canonSection == NULL) {
- goto error;
- }
- }
- XMEMCPY(&canonSection[canonPos], canonLine,
- (int)XSTRLEN(canonLine));
- canonPos += XSTRLEN(canonLine);
- XFREE(canonLine, NULL, DYNAMIC_TYPE_PKCS7);
- canonLine = NULL;
- sectionLen += lineLen;
- remainLen -= lineLen;
- lineLen = wolfSSL_BIO_gets(in, §ion[sectionLen],
- remainLen);
- if (lineLen <= 0) {
- goto error;
- }
- }
- if (canonPos > 0) {
- canonPos--;
- }
- /* Strip the final trailing newline. Support \r, \n or \r\n. */
- if (canonSection[canonPos] == '\n') {
- if (canonPos > 0) {
- canonPos--;
- }
- }
- if (canonSection[canonPos] == '\r') {
- if (canonPos > 0) {
- canonPos--;
- }
- }
- canonSection[canonPos+1] = '\0';
- *bcont = wolfSSL_BIO_new(wolfSSL_BIO_s_mem());
- ret = wolfSSL_BIO_write(*bcont, canonSection,
- (int)XSTRLEN(canonSection));
- if (ret != (int)XSTRLEN(canonSection)) {
- goto error;
- }
- if ((bcontMemSz = wolfSSL_BIO_get_mem_data(*bcont, &bcontMem))
- < 0) {
- goto error;
- }
- XFREE(canonSection, NULL, DYNAMIC_TYPE_PKCS7);
- canonSection = NULL;
- wc_MIME_free_hdrs(allHdrs);
- allHdrs = NULL;
- section[0] = '\0';
- sectionLen = 0;
- lineLen = wolfSSL_BIO_gets(in, section, remainLen);
- if (lineLen <= 0) {
- goto error;
- }
- while (isEnd == 0 && remainLen > 0) {
- sectionLen += lineLen;
- remainLen -= lineLen;
- lineLen = wolfSSL_BIO_gets(in, §ion[sectionLen],
- remainLen);
- if (lineLen <= 0) {
- goto error;
- }
- /* Line with just newline signals end of headers. */
- if ((lineLen==2 && !XSTRNCMP(§ion[sectionLen],
- "\r\n", 2)) ||
- (lineLen==1 && (section[sectionLen] == '\r' ||
- section[sectionLen] == '\n'))) {
- isEnd = 1;
- }
- }
- section[sectionLen] = '\0';
- ret = wc_MIME_parse_headers(section, sectionLen, &allHdrs);
- if (ret < 0) {
- WOLFSSL_MSG("Parsing MIME headers failed.\n");
- goto error;
- }
- curHdr = wc_MIME_find_header_name(kContType, allHdrs);
- if (curHdr == NULL || (XSTRNCMP(curHdr->body, kAppPkcsSign,
- XSTR_SIZEOF(kAppPkcsSign)) &&
- XSTRNCMP(curHdr->body, kAppXPkcsSign,
- XSTR_SIZEOF(kAppXPkcsSign)))) {
- WOLFSSL_MSG("S/MIME headers not found inside "
- "multipart message.\n");
- goto error;
- }
- section[0] = '\0';
- sectionLen = 0;
- lineLen = wolfSSL_BIO_gets(in, section, remainLen);
- while (XSTRNCMP(§ion[sectionLen], boundary, boundLen) &&
- remainLen > 0) {
- sectionLen += lineLen;
- remainLen -= lineLen;
- lineLen = wolfSSL_BIO_gets(in, §ion[sectionLen],
- remainLen);
- if (lineLen <= 0) {
- goto error;
- }
- }
- XFREE(boundary, NULL, DYNAMIC_TYPE_PKCS7);
- boundary = NULL;
- }
- }
- else if (curHdr && (!XSTRNCMP(curHdr->body, kAppPkcs7Mime,
- XSTR_SIZEOF(kAppPkcs7Mime)) ||
- !XSTRNCMP(curHdr->body, kAppXPkcs7Mime,
- XSTR_SIZEOF(kAppXPkcs7Mime)))) {
- sectionLen = wolfSSL_BIO_get_len(in);
- if (sectionLen <= 0) {
- goto error;
- }
- ret = wolfSSL_BIO_read(in, section, sectionLen);
- if (ret < 0 || ret != sectionLen) {
- WOLFSSL_MSG("Error reading input BIO.\n");
- goto error;
- }
- }
- else {
- WOLFSSL_MSG("S/MIME headers not found.\n");
- goto error;
- }
- curHdr = wc_MIME_find_header_name(kCTE, allHdrs);
- if (curHdr == NULL) {
- WOLFSSL_MSG("Content-Transfer-Encoding header not found, "
- "assuming base64 encoding.");
- }
- else if (XSTRNCMP(curHdr->body, "base64", XSTRLEN("base64"))) {
- WOLFSSL_MSG("S/MIME encodings other than base64 are not "
- "currently supported.\n");
- goto error;
- }
- if (section == NULL || sectionLen <= 0) {
- goto error;
- }
- outLen = ((sectionLen*3+3)/4)+1;
- out = (byte*)XMALLOC(outLen*sizeof(byte), NULL, DYNAMIC_TYPE_PKCS7);
- outHead = out;
- if (outHead == NULL) {
- goto error;
- }
- /* Strip trailing newlines. */
- while ((sectionLen > 0) &&
- (section[sectionLen-1] == '\r' || section[sectionLen-1] == '\n')) {
- sectionLen--;
- }
- section[sectionLen] = '\0';
- ret = Base64_Decode((const byte*)section, sectionLen, out, &outLen);
- if (ret < 0) {
- WOLFSSL_MSG("Error base64 decoding S/MIME message.\n");
- goto error;
- }
- pkcs7 = wolfSSL_d2i_PKCS7_ex(NULL, (const unsigned char**)&out, outLen,
- bcontMem, bcontMemSz);
- wc_MIME_free_hdrs(allHdrs);
- XFREE(outHead, NULL, DYNAMIC_TYPE_PKCS7);
- XFREE(section, NULL, DYNAMIC_TYPE_PKCS7);
- return pkcs7;
- error:
- wc_MIME_free_hdrs(allHdrs);
- XFREE(boundary, NULL, DYNAMIC_TYPE_PKCS7);
- XFREE(outHead, NULL, DYNAMIC_TYPE_PKCS7);
- XFREE(section, NULL, DYNAMIC_TYPE_PKCS7);
- if (canonSection != NULL)
- XFREE(canonSection, NULL, DYNAMIC_TYPE_PKCS7);
- if (bcont) {
- wolfSSL_BIO_free(*bcont);
- *bcont = NULL; /* reset 'bcount' pointer to NULL on failure */
- }
- return NULL;
- }
- #endif /* HAVE_SMIME */
- #endif /* !NO_BIO */
- #endif /* OPENSSL_ALL */
- #endif /* HAVE_PKCS7 */
- /*******************************************************************************
- * END OF PKCS7 APIs
- ******************************************************************************/
- /*******************************************************************************
- * START OF PKCS12 APIs
- ******************************************************************************/
- #ifdef OPENSSL_EXTRA
- /* no-op function. Was initially used for adding encryption algorithms available
- * for PKCS12 */
- void wolfSSL_PKCS12_PBE_add(void)
- {
- WOLFSSL_ENTER("wolfSSL_PKCS12_PBE_add");
- }
- #if !defined(NO_FILESYSTEM)
- WOLFSSL_X509_PKCS12 *wolfSSL_d2i_PKCS12_fp(XFILE fp,
- WOLFSSL_X509_PKCS12 **pkcs12)
- {
- WOLFSSL_ENTER("wolfSSL_d2i_PKCS12_fp");
- return (WOLFSSL_X509_PKCS12 *)wolfSSL_d2i_X509_fp_ex(fp, (void **)pkcs12,
- PKCS12_TYPE);
- }
- #endif /* !NO_FILESYSTEM */
- #endif /* OPENSSL_EXTRA */
- #if defined(HAVE_PKCS12)
- #ifdef OPENSSL_EXTRA
- #if !defined(NO_ASN) && !defined(NO_PWDBASED)
- #ifndef NO_BIO
- WC_PKCS12* wolfSSL_d2i_PKCS12_bio(WOLFSSL_BIO* bio, WC_PKCS12** pkcs12)
- {
- WC_PKCS12* localPkcs12 = NULL;
- unsigned char* mem = NULL;
- int ret;
- word32 size;
- WOLFSSL_ENTER("wolfSSL_d2i_PKCS12_bio");
- if (bio == NULL) {
- WOLFSSL_MSG("Bad Function Argument bio is NULL");
- return NULL;
- }
- localPkcs12 = wc_PKCS12_new();
- if (localPkcs12 == NULL) {
- WOLFSSL_MSG("Memory error");
- return NULL;
- }
- if (pkcs12 != NULL) {
- *pkcs12 = localPkcs12;
- }
- ret = wolfSSL_BIO_get_mem_data(bio, &mem);
- if (mem == NULL || ret <= 0) {
- WOLFSSL_MSG("Failed to get data from bio struct");
- wc_PKCS12_free(localPkcs12);
- if (pkcs12 != NULL) {
- *pkcs12 = NULL;
- }
- return NULL;
- }
- size = ret;
- ret = wc_d2i_PKCS12(mem, size, localPkcs12);
- if (ret < 0) {
- WOLFSSL_MSG("Failed to get PKCS12 sequence");
- wc_PKCS12_free(localPkcs12);
- if (pkcs12 != NULL) {
- *pkcs12 = NULL;
- }
- return NULL;
- }
- return localPkcs12;
- }
- /* Converts the PKCS12 to DER format and outputs it into bio.
- *
- * bio is the structure to hold output DER
- * pkcs12 structure to create DER from
- *
- * return 1 for success or 0 if an error occurs
- */
- int wolfSSL_i2d_PKCS12_bio(WOLFSSL_BIO *bio, WC_PKCS12 *pkcs12)
- {
- int ret = WOLFSSL_FAILURE;
- WOLFSSL_ENTER("wolfSSL_i2d_PKCS12_bio");
- if ((bio != NULL) && (pkcs12 != NULL)) {
- word32 certSz = 0;
- byte *certDer = NULL;
- certSz = wc_i2d_PKCS12(pkcs12, &certDer, NULL);
- if ((certSz > 0) && (certDer != NULL)) {
- if (wolfSSL_BIO_write(bio, certDer, certSz) == (int)certSz) {
- ret = WOLFSSL_SUCCESS;
- }
- }
- if (certDer != NULL) {
- XFREE(certDer, NULL, DYNAMIC_TYPE_PKCS);
- }
- }
- return ret;
- }
- #endif /* !NO_BIO */
- /* Creates a new WC_PKCS12 structure
- *
- * pass password to use
- * name friendlyName to use
- * pkey private key to go into PKCS12 bundle
- * cert certificate to go into PKCS12 bundle
- * ca extra certificates that can be added to bundle. Can be NULL
- * keyNID type of encryption to use on the key (-1 means no encryption)
- * certNID type of encryption to use on the certificate
- * itt number of iterations with encryption
- * macItt number of iterations with mac creation
- * keyType flag for signature and/or encryption key
- *
- * returns a pointer to a new WC_PKCS12 structure on success and NULL on fail
- */
- WC_PKCS12* wolfSSL_PKCS12_create(char* pass, char* name, WOLFSSL_EVP_PKEY* pkey,
- WOLFSSL_X509* cert, WOLF_STACK_OF(WOLFSSL_X509)* ca, int keyNID,
- int certNID, int itt, int macItt, int keyType)
- {
- WC_PKCS12* pkcs12;
- WC_DerCertList* list = NULL;
- word32 passSz;
- byte* keyDer = NULL;
- word32 keyDerSz;
- byte* certDer;
- int certDerSz;
- WOLFSSL_ENTER("wolfSSL_PKCS12_create()");
- if (pass == NULL || pkey == NULL || cert == NULL) {
- WOLFSSL_LEAVE("wolfSSL_PKCS12_create()", BAD_FUNC_ARG);
- return NULL;
- }
- passSz = (word32)XSTRLEN(pass);
- keyDer = (byte*)pkey->pkey.ptr;
- keyDerSz = pkey->pkey_sz;
- certDer = (byte*)wolfSSL_X509_get_der(cert, &certDerSz);
- if (certDer == NULL) {
- return NULL;
- }
- if (ca != NULL) {
- WC_DerCertList* cur;
- unsigned long numCerts = ca->num;
- byte* curDer;
- int curDerSz = 0;
- WOLFSSL_STACK* sk = ca;
- while (numCerts > 0 && sk != NULL) {
- cur = (WC_DerCertList*)XMALLOC(sizeof(WC_DerCertList), NULL,
- DYNAMIC_TYPE_PKCS);
- if (cur == NULL) {
- wc_FreeCertList(list, NULL);
- return NULL;
- }
- curDer = (byte*)wolfSSL_X509_get_der(sk->data.x509, &curDerSz);
- if (curDer == NULL || curDerSz < 0) {
- XFREE(cur, NULL, DYNAMIC_TYPE_PKCS);
- wc_FreeCertList(list, NULL);
- return NULL;
- }
- cur->buffer = (byte*)XMALLOC(curDerSz, NULL, DYNAMIC_TYPE_PKCS);
- if (cur->buffer == NULL) {
- XFREE(cur, NULL, DYNAMIC_TYPE_PKCS);
- wc_FreeCertList(list, NULL);
- return NULL;
- }
- XMEMCPY(cur->buffer, curDer, curDerSz);
- cur->bufferSz = curDerSz;
- cur->next = list;
- list = cur;
- sk = sk->next;
- numCerts--;
- }
- }
- pkcs12 = wc_PKCS12_create(pass, passSz, name, keyDer, keyDerSz,
- certDer, certDerSz, list, keyNID, certNID, itt, macItt,
- keyType, NULL);
- if (ca != NULL) {
- wc_FreeCertList(list, NULL);
- }
- return pkcs12;
- }
- /* return WOLFSSL_SUCCESS on success, WOLFSSL_FAILURE on failure */
- int wolfSSL_PKCS12_parse(WC_PKCS12* pkcs12, const char* psw,
- WOLFSSL_EVP_PKEY** pkey, WOLFSSL_X509** cert,
- WOLF_STACK_OF(WOLFSSL_X509)** ca)
- {
- DecodedCert DeCert;
- void* heap = NULL;
- int ret;
- byte* certData = NULL;
- word32 certDataSz;
- byte* pk = NULL;
- word32 pkSz;
- WC_DerCertList* certList = NULL;
- WOLFSSL_ENTER("wolfSSL_PKCS12_parse");
- /* make sure we init return args */
- if (pkey) *pkey = NULL;
- if (cert) *cert = NULL;
- if (ca) *ca = NULL;
- if (pkcs12 == NULL || psw == NULL || pkey == NULL || cert == NULL) {
- WOLFSSL_MSG("Bad argument value");
- return WOLFSSL_FAILURE;
- }
- heap = wc_PKCS12_GetHeap(pkcs12);
- if (ca == NULL) {
- ret = wc_PKCS12_parse(pkcs12, psw, &pk, &pkSz, &certData, &certDataSz,
- NULL);
- }
- else {
- ret = wc_PKCS12_parse(pkcs12, psw, &pk, &pkSz, &certData, &certDataSz,
- &certList);
- }
- if (ret < 0) {
- WOLFSSL_LEAVE("wolfSSL_PKCS12_parse", ret);
- return WOLFSSL_FAILURE;
- }
- /* Decode cert and place in X509 stack struct */
- if (certList != NULL) {
- WC_DerCertList* current = certList;
- *ca = (WOLF_STACK_OF(WOLFSSL_X509)*)XMALLOC(
- sizeof(WOLF_STACK_OF(WOLFSSL_X509)), heap, DYNAMIC_TYPE_X509);
- if (*ca == NULL) {
- if (pk != NULL) {
- XFREE(pk, heap, DYNAMIC_TYPE_PUBLIC_KEY);
- }
- if (certData != NULL) {
- XFREE(*cert, heap, DYNAMIC_TYPE_PKCS); *cert = NULL;
- }
- /* Free up WC_DerCertList and move on */
- while (current != NULL) {
- WC_DerCertList* next = current->next;
- XFREE(current->buffer, heap, DYNAMIC_TYPE_PKCS);
- XFREE(current, heap, DYNAMIC_TYPE_PKCS);
- current = next;
- }
- return WOLFSSL_FAILURE;
- }
- XMEMSET(*ca, 0, sizeof(WOLF_STACK_OF(WOLFSSL_X509)));
- /* add list of DER certs as X509's to stack */
- while (current != NULL) {
- WC_DerCertList* toFree = current;
- WOLFSSL_X509* x509;
- x509 = (WOLFSSL_X509*)XMALLOC(sizeof(WOLFSSL_X509), heap,
- DYNAMIC_TYPE_X509);
- InitX509(x509, 1, heap);
- InitDecodedCert(&DeCert, current->buffer, current->bufferSz, heap);
- if (ParseCertRelative(&DeCert, CERT_TYPE, NO_VERIFY, NULL) != 0) {
- WOLFSSL_MSG("Issue with parsing certificate");
- FreeDecodedCert(&DeCert);
- wolfSSL_X509_free(x509);
- }
- else {
- if (CopyDecodedToX509(x509, &DeCert) != 0) {
- WOLFSSL_MSG("Failed to copy decoded cert");
- FreeDecodedCert(&DeCert);
- wolfSSL_X509_free(x509);
- wolfSSL_sk_X509_free(*ca); *ca = NULL;
- if (pk != NULL) {
- XFREE(pk, heap, DYNAMIC_TYPE_PUBLIC_KEY);
- }
- if (certData != NULL) {
- XFREE(certData, heap, DYNAMIC_TYPE_PKCS);
- }
- /* Free up WC_DerCertList */
- while (current != NULL) {
- WC_DerCertList* next = current->next;
- XFREE(current->buffer, heap, DYNAMIC_TYPE_PKCS);
- XFREE(current, heap, DYNAMIC_TYPE_PKCS);
- current = next;
- }
- return WOLFSSL_FAILURE;
- }
- FreeDecodedCert(&DeCert);
- if (wolfSSL_sk_X509_push(*ca, x509) != 1) {
- WOLFSSL_MSG("Failed to push x509 onto stack");
- wolfSSL_X509_free(x509);
- wolfSSL_sk_X509_free(*ca); *ca = NULL;
- if (pk != NULL) {
- XFREE(pk, heap, DYNAMIC_TYPE_PUBLIC_KEY);
- }
- if (certData != NULL) {
- XFREE(certData, heap, DYNAMIC_TYPE_PKCS);
- }
- /* Free up WC_DerCertList */
- while (current != NULL) {
- WC_DerCertList* next = current->next;
- XFREE(current->buffer, heap, DYNAMIC_TYPE_PKCS);
- XFREE(current, heap, DYNAMIC_TYPE_PKCS);
- current = next;
- }
- return WOLFSSL_FAILURE;
- }
- }
- current = current->next;
- XFREE(toFree->buffer, heap, DYNAMIC_TYPE_PKCS);
- XFREE(toFree, heap, DYNAMIC_TYPE_PKCS);
- }
- }
- /* Decode cert and place in X509 struct */
- if (certData != NULL) {
- *cert = (WOLFSSL_X509*)XMALLOC(sizeof(WOLFSSL_X509), heap,
- DYNAMIC_TYPE_X509);
- if (*cert == NULL) {
- if (pk != NULL) {
- XFREE(pk, heap, DYNAMIC_TYPE_PUBLIC_KEY);
- }
- if (ca != NULL) {
- wolfSSL_sk_X509_free(*ca); *ca = NULL;
- }
- XFREE(certData, heap, DYNAMIC_TYPE_PKCS);
- return WOLFSSL_FAILURE;
- }
- InitX509(*cert, 1, heap);
- InitDecodedCert(&DeCert, certData, certDataSz, heap);
- if (ParseCertRelative(&DeCert, CERT_TYPE, NO_VERIFY, NULL) != 0) {
- WOLFSSL_MSG("Issue with parsing certificate");
- }
- if (CopyDecodedToX509(*cert, &DeCert) != 0) {
- WOLFSSL_MSG("Failed to copy decoded cert");
- FreeDecodedCert(&DeCert);
- if (pk != NULL) {
- XFREE(pk, heap, DYNAMIC_TYPE_PUBLIC_KEY);
- }
- if (ca != NULL) {
- wolfSSL_sk_X509_free(*ca); *ca = NULL;
- }
- wolfSSL_X509_free(*cert); *cert = NULL;
- return WOLFSSL_FAILURE;
- }
- FreeDecodedCert(&DeCert);
- XFREE(certData, heap, DYNAMIC_TYPE_PKCS);
- }
- /* get key type */
- ret = BAD_STATE_E;
- if (pk != NULL) { /* decode key if present */
- *pkey = wolfSSL_EVP_PKEY_new_ex(heap);
- if (*pkey == NULL) {
- wolfSSL_X509_free(*cert); *cert = NULL;
- if (ca != NULL) {
- wolfSSL_sk_X509_free(*ca); *ca = NULL;
- }
- XFREE(pk, heap, DYNAMIC_TYPE_PUBLIC_KEY);
- return WOLFSSL_FAILURE;
- }
- #ifndef NO_RSA
- {
- word32 keyIdx = 0;
- #ifdef WOLFSSL_SMALL_STACK
- RsaKey *key = (RsaKey*)XMALLOC(sizeof(RsaKey), NULL, DYNAMIC_TYPE_RSA);
- if (key == NULL)
- return WOLFSSL_FAILURE;
- #else
- RsaKey key[1];
- #endif
- if (wc_InitRsaKey(key, heap) != 0) {
- ret = BAD_STATE_E;
- }
- else {
- if ((ret = wc_RsaPrivateKeyDecode(pk, &keyIdx, key, pkSz))
- == 0) {
- (*pkey)->type = EVP_PKEY_RSA;
- (*pkey)->rsa = wolfSSL_RSA_new();
- (*pkey)->ownRsa = 1; /* we own RSA */
- if ((*pkey)->rsa == NULL) {
- WOLFSSL_MSG("issue creating EVP RSA key");
- wolfSSL_X509_free(*cert); *cert = NULL;
- if (ca != NULL) {
- wolfSSL_sk_X509_free(*ca); *ca = NULL;
- }
- wolfSSL_EVP_PKEY_free(*pkey); *pkey = NULL;
- XFREE(pk, heap, DYNAMIC_TYPE_PKCS);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(key, NULL, DYNAMIC_TYPE_RSA);
- #endif
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_RSA_LoadDer_ex((*pkey)->rsa, pk, pkSz,
- WOLFSSL_RSA_LOAD_PRIVATE) != SSL_SUCCESS) {
- WOLFSSL_MSG("issue loading RSA key");
- wolfSSL_X509_free(*cert); *cert = NULL;
- if (ca != NULL) {
- wolfSSL_sk_X509_free(*ca); *ca = NULL;
- }
- wolfSSL_EVP_PKEY_free(*pkey); *pkey = NULL;
- XFREE(pk, heap, DYNAMIC_TYPE_PKCS);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(key, NULL, DYNAMIC_TYPE_RSA);
- #endif
- return WOLFSSL_FAILURE;
- }
- WOLFSSL_MSG("Found PKCS12 RSA key");
- ret = 0; /* set in success state for upcoming ECC check */
- }
- wc_FreeRsaKey(key);
- }
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(key, NULL, DYNAMIC_TYPE_RSA);
- #endif
- }
- #endif /* NO_RSA */
- #ifdef HAVE_ECC
- {
- word32 keyIdx = 0;
- #ifdef WOLFSSL_SMALL_STACK
- ecc_key *key = (ecc_key*)XMALLOC(sizeof(ecc_key), NULL, DYNAMIC_TYPE_ECC);
- if (key == NULL)
- return WOLFSSL_FAILURE;
- #else
- ecc_key key[1];
- #endif
- if (ret != 0) { /* if is in fail state check if ECC key */
- if (wc_ecc_init(key) != 0) {
- wolfSSL_X509_free(*cert); *cert = NULL;
- if (ca != NULL) {
- wolfSSL_sk_X509_free(*ca); *ca = NULL;
- }
- wolfSSL_EVP_PKEY_free(*pkey); *pkey = NULL;
- XFREE(pk, heap, DYNAMIC_TYPE_PKCS);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(key, NULL, DYNAMIC_TYPE_ECC);
- #endif
- return WOLFSSL_FAILURE;
- }
- if ((ret = wc_EccPrivateKeyDecode(pk, &keyIdx, key, pkSz))
- != 0) {
- wolfSSL_X509_free(*cert); *cert = NULL;
- if (ca != NULL) {
- wolfSSL_sk_X509_free(*ca); *ca = NULL;
- }
- wolfSSL_EVP_PKEY_free(*pkey); *pkey = NULL;
- XFREE(pk, heap, DYNAMIC_TYPE_PKCS);
- WOLFSSL_MSG("Bad PKCS12 key format");
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(key, NULL, DYNAMIC_TYPE_ECC);
- #endif
- return WOLFSSL_FAILURE;
- }
- (*pkey)->type = EVP_PKEY_EC;
- (*pkey)->pkey_curve = key->dp->oidSum;
- wc_ecc_free(key);
- WOLFSSL_MSG("Found PKCS12 ECC key");
- }
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(key, NULL, DYNAMIC_TYPE_ECC);
- #endif
- }
- #else
- if (ret != 0) { /* if is in fail state and no ECC then fail */
- wolfSSL_X509_free(*cert); *cert = NULL;
- if (ca != NULL) {
- wolfSSL_sk_X509_free(*ca); *ca = NULL;
- }
- wolfSSL_EVP_PKEY_free(*pkey); *pkey = NULL;
- XFREE(pk, heap, DYNAMIC_TYPE_PKCS);
- WOLFSSL_MSG("Bad PKCS12 key format");
- return WOLFSSL_FAILURE;
- }
- #endif /* HAVE_ECC */
- (*pkey)->save_type = 0;
- (*pkey)->pkey_sz = pkSz;
- (*pkey)->pkey.ptr = (char*)pk;
- }
- (void)ret;
- (void)ca;
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_PKCS12_verify_mac(WC_PKCS12 *pkcs12, const char *psw,
- int pswLen)
- {
- WOLFSSL_ENTER("wolfSSL_PKCS12_verify_mac");
- if (!pkcs12) {
- return WOLFSSL_FAILURE;
- }
- return wc_PKCS12_verify_ex(pkcs12, (const byte*)psw, pswLen) == 0 ?
- WOLFSSL_SUCCESS : WOLFSSL_FAILURE;
- }
- #endif /* !NO_ASN && !NO_PWDBASED */
- #endif /* OPENSSL_EXTRA */
- #endif /* HAVE_PKCS12 */
- /*******************************************************************************
- * END OF PKCS12 APIs
- ******************************************************************************/
- #endif /* !NO_CERTS */
- #endif /* !WOLFCRYPT_ONLY */
- /*******************************************************************************
- * START OF CRYPTO-ONLY APIs
- ******************************************************************************/
- #if defined(OPENSSL_EXTRA) || defined(HAVE_LIGHTY) || \
- defined(WOLFSSL_MYSQL_COMPATIBLE) || defined(HAVE_STUNNEL) || \
- defined(WOLFSSL_NGINX) || defined(HAVE_POCO_LIB) || \
- defined(WOLFSSL_HAPROXY)
- #ifndef NO_SHA
- /* One shot SHA1 hash of message.
- *
- * d message to hash
- * n size of d buffer
- * md buffer to hold digest. Should be SHA_DIGEST_SIZE.
- *
- * Note: if md is null then a static buffer of SHA_DIGEST_SIZE is used.
- * When the static buffer is used this function is not thread safe.
- *
- * Returns a pointer to the message digest on success and NULL on failure.
- */
- unsigned char *wolfSSL_SHA1(const unsigned char *d, size_t n,
- unsigned char *md)
- {
- static byte dig[WC_SHA_DIGEST_SIZE];
- byte* ret = md;
- wc_Sha sha;
- WOLFSSL_ENTER("wolfSSL_SHA1");
- if (wc_InitSha_ex(&sha, NULL, 0) != 0) {
- WOLFSSL_MSG("SHA1 Init failed");
- return NULL;
- }
- if (wc_ShaUpdate(&sha, (const byte*)d, (word32)n) != 0) {
- WOLFSSL_MSG("SHA1 Update failed");
- return NULL;
- }
- if (md == NULL) {
- WOLFSSL_MSG("STATIC BUFFER BEING USED. wolfSSL_SHA1 IS NOT "
- "THREAD SAFE WHEN md == NULL");
- ret = dig;
- }
- if (wc_ShaFinal(&sha, ret) != 0) {
- WOLFSSL_MSG("SHA1 Final failed");
- wc_ShaFree(&sha);
- return NULL;
- }
- wc_ShaFree(&sha);
- return ret;
- }
- #endif /* ! NO_SHA */
- #ifdef WOLFSSL_SHA224
- /* One shot SHA224 hash of message.
- *
- * d message to hash
- * n size of d buffer
- * md buffer to hold digest. Should be WC_SHA224_DIGEST_SIZE.
- *
- * Note: if md is null then a static buffer of WC_SHA256_DIGEST_SIZE is used.
- * When the static buffer is used this function is not thread safe.
- *
- * Returns a pointer to the message digest on success and NULL on failure.
- */
- unsigned char *wolfSSL_SHA224(const unsigned char *d, size_t n,
- unsigned char *md)
- {
- static byte dig[WC_SHA224_DIGEST_SIZE];
- byte* ret = md;
- wc_Sha256 sha;
- WOLFSSL_ENTER("wolfSSL_SHA224");
- if (wc_InitSha224_ex(&sha, NULL, 0) != 0) {
- WOLFSSL_MSG("SHA224 Init failed");
- return NULL;
- }
- if (wc_Sha224Update(&sha, (const byte*)d, (word32)n) != 0) {
- WOLFSSL_MSG("SHA224 Update failed");
- return NULL;
- }
- if (md == NULL) {
- WOLFSSL_MSG("STATIC BUFFER BEING USED. wolfSSL_SHA224 IS NOT "
- "THREAD SAFE WHEN md == NULL");
- ret = dig;
- }
- if (wc_Sha224Final(&sha, ret) != 0) {
- WOLFSSL_MSG("SHA224 Final failed");
- wc_Sha224Free(&sha);
- return NULL;
- }
- wc_Sha224Free(&sha);
- return ret;
- }
- #endif
- #ifndef NO_SHA256
- /* One shot SHA256 hash of message.
- *
- * d message to hash
- * n size of d buffer
- * md buffer to hold digest. Should be WC_SHA256_DIGEST_SIZE.
- *
- * Note: if md is null then a static buffer of WC_SHA256_DIGEST_SIZE is used.
- * When the static buffer is used this function is not thread safe.
- *
- * Returns a pointer to the message digest on success and NULL on failure.
- */
- unsigned char *wolfSSL_SHA256(const unsigned char *d, size_t n,
- unsigned char *md)
- {
- static byte dig[WC_SHA256_DIGEST_SIZE];
- byte* ret = md;
- wc_Sha256 sha;
- WOLFSSL_ENTER("wolfSSL_SHA256");
- if (wc_InitSha256_ex(&sha, NULL, 0) != 0) {
- WOLFSSL_MSG("SHA256 Init failed");
- return NULL;
- }
- if (wc_Sha256Update(&sha, (const byte*)d, (word32)n) != 0) {
- WOLFSSL_MSG("SHA256 Update failed");
- return NULL;
- }
- if (md == NULL) {
- WOLFSSL_MSG("STATIC BUFFER BEING USED. wolfSSL_SHA256 IS NOT "
- "THREAD SAFE WHEN md == NULL");
- ret = dig;
- }
- if (wc_Sha256Final(&sha, ret) != 0) {
- WOLFSSL_MSG("SHA256 Final failed");
- wc_Sha256Free(&sha);
- return NULL;
- }
- wc_Sha256Free(&sha);
- return ret;
- }
- #endif /* ! NO_SHA256 */
- #ifdef WOLFSSL_SHA384
- /* One shot SHA384 hash of message.
- *
- * d message to hash
- * n size of d buffer
- * md buffer to hold digest. Should be WC_SHA256_DIGEST_SIZE.
- *
- * Note: if md is null then a static buffer of WC_SHA256_DIGEST_SIZE is used.
- * When the static buffer is used this function is not thread safe.
- *
- * Returns a pointer to the message digest on success and NULL on failure.
- */
- unsigned char *wolfSSL_SHA384(const unsigned char *d, size_t n,
- unsigned char *md)
- {
- static byte dig[WC_SHA384_DIGEST_SIZE];
- byte* ret = md;
- wc_Sha384 sha;
- WOLFSSL_ENTER("wolfSSL_SHA384");
- if (wc_InitSha384_ex(&sha, NULL, 0) != 0) {
- WOLFSSL_MSG("SHA384 Init failed");
- return NULL;
- }
- if (wc_Sha384Update(&sha, (const byte*)d, (word32)n) != 0) {
- WOLFSSL_MSG("SHA384 Update failed");
- return NULL;
- }
- if (md == NULL) {
- WOLFSSL_MSG("STATIC BUFFER BEING USED. wolfSSL_SHA384 IS NOT "
- "THREAD SAFE WHEN md == NULL");
- ret = dig;
- }
- if (wc_Sha384Final(&sha, ret) != 0) {
- WOLFSSL_MSG("SHA384 Final failed");
- wc_Sha384Free(&sha);
- return NULL;
- }
- wc_Sha384Free(&sha);
- return ret;
- }
- #endif /* WOLFSSL_SHA384 */
- #if defined(WOLFSSL_SHA512)
- /* One shot SHA512 hash of message.
- *
- * d message to hash
- * n size of d buffer
- * md buffer to hold digest. Should be WC_SHA256_DIGEST_SIZE.
- *
- * Note: if md is null then a static buffer of WC_SHA256_DIGEST_SIZE is used.
- * When the static buffer is used this function is not thread safe.
- *
- * Returns a pointer to the message digest on success and NULL on failure.
- */
- unsigned char *wolfSSL_SHA512(const unsigned char *d, size_t n,
- unsigned char *md)
- {
- static byte dig[WC_SHA512_DIGEST_SIZE];
- byte* ret = md;
- wc_Sha512 sha;
- WOLFSSL_ENTER("wolfSSL_SHA512");
- if (wc_InitSha512_ex(&sha, NULL, 0) != 0) {
- WOLFSSL_MSG("SHA512 Init failed");
- return NULL;
- }
- if (wc_Sha512Update(&sha, (const byte*)d, (word32)n) != 0) {
- WOLFSSL_MSG("SHA512 Update failed");
- return NULL;
- }
- if (md == NULL) {
- WOLFSSL_MSG("STATIC BUFFER BEING USED. wolfSSL_SHA512 IS NOT "
- "THREAD SAFE WHEN md == NULL");
- ret = dig;
- }
- if (wc_Sha512Final(&sha, ret) != 0) {
- WOLFSSL_MSG("SHA512 Final failed");
- wc_Sha512Free(&sha);
- return NULL;
- }
- wc_Sha512Free(&sha);
- return ret;
- }
- #endif /* WOLFSSL_SHA512 */
- #endif /* OPENSSL_EXTRA || HAVE_LIGHTY || WOLFSSL_MYSQL_COMPATIBLE ||
- * HAVE_STUNNEL || WOLFSSL_NGINX || HAVE_POCO_LIB || WOLFSSL_HAPROXY */
- /*******************************************************************************
- * END OF CRYPTO-ONLY APIs
- ******************************************************************************/
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