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- /* x509.c
- *
- * Copyright (C) 2006-2022 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(WOLFSSL_X509_INCLUDED)
- #ifndef WOLFSSL_IGNORE_FILE_WARN
- #warning x509.c does not need to be compiled separately from ssl.c
- #endif
- #else
- #ifndef WOLFCRYPT_ONLY
- #ifndef NO_CERTS
- #if defined(OPENSSL_EXTRA) || defined(OPENSSL_EXTRA_X509_SMALL)
- #include <wolfssl/openssl/x509v3.h>
- #endif
- #if defined(OPENSSL_ALL) || defined(OPENSSL_EXTRA)
- 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;
- WOLFSSL_ENTER("wolfSSL_X509_get_extended_key_usage");
- if (x509 != NULL) {
- if (x509->extKeyUsage & EXTKEYUSE_OCSP_SIGN)
- ret |= XKU_OCSP_SIGN;
- if (x509->extKeyUsage & EXTKEYUSE_TIMESTAMP)
- ret |= XKU_TIMESTAMP;
- if (x509->extKeyUsage & EXTKEYUSE_EMAILPROT)
- ret |= XKU_SMIME;
- if (x509->extKeyUsage & EXTKEYUSE_CODESIGN)
- ret |= XKU_CODE_SIGN;
- if (x509->extKeyUsage & EXTKEYUSE_CLIENT_AUTH)
- ret |= XKU_SSL_CLIENT;
- if (x509->extKeyUsage & EXTKEYUSE_SERVER_AUTH)
- ret |= XKU_SSL_SERVER;
- if (x509->extKeyUsage & EXTKEYUSE_ANY)
- ret |= XKU_ANYEKU;
- }
- 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;
- const byte* input;
- #ifdef WOLFSSL_SMALL_STACK
- DecodedCert *cert;
- #else
- DecodedCert cert[1];
- #endif
- 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;
- }
- #ifdef WOLFSSL_SMALL_STACK
- cert = (DecodedCert *)XMALLOC(sizeof(*cert), NULL, DYNAMIC_TYPE_DCERT);
- if (cert == NULL) {
- WOLFSSL_MSG("out of memory");
- return WOLFSSL_FAILURE;
- }
- #endif
- 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");
- goto out;
- }
- input = cert->extensions;
- sz = cert->extensionsSz;
- if (input == NULL || sz == 0) {
- WOLFSSL_MSG("\tsz or input NULL error");
- goto out;
- }
- #ifdef WOLFSSL_CERT_REQ
- if (!passedCert->isCSR)
- #endif
- {
- if (input[idx++] != ASN_EXTENSIONS) {
- WOLFSSL_MSG("\tfail: should be an EXTENSIONS");
- goto out;
- }
- if (GetLength(input, &idx, &length, sz) < 0) {
- WOLFSSL_MSG("\tfail: invalid length");
- goto out;
- }
- }
- if (GetSequence(input, &idx, &length, sz) < 0) {
- WOLFSSL_MSG("\tfail: should be a SEQUENCE (1)");
- goto out;
- }
- 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++;
- }
- out:
- FreeDecodedCert(cert);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, NULL, DYNAMIC_TYPE_DCERT);
- #endif
- 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) {
- if (x->obj->pathlen != NULL) {
- wolfSSL_ASN1_INTEGER_free(x->obj->pathlen);
- x->obj->pathlen = 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_pop_free(x->ext_sk, NULL);
- 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);
- }
- 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_pop_free(x509->ext_sk_full, NULL);
- 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;
- #ifdef WOLFSSL_SMALL_STACK
- DecodedCert* cert = NULL;
- #else
- DecodedCert cert[1];
- #endif
- 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;
- }
- #ifdef WOLFSSL_SMALL_STACK
- cert = (DecodedCert*)XMALLOC(sizeof(DecodedCert), NULL, DYNAMIC_TYPE_DCERT);
- if (cert == NULL) {
- WOLFSSL_MSG("Failed to allocate memory for DecodedCert");
- wolfSSL_X509_EXTENSION_free(ext);
- return NULL;
- }
- #endif
- 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);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, NULL, DYNAMIC_TYPE_DCERT);
- #endif
- 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);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, NULL, DYNAMIC_TYPE_DCERT);
- #endif
- 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);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, NULL, DYNAMIC_TYPE_DCERT);
- #endif
- return NULL;
- }
- if (GetLength(input, &idx, &length, sz) < 0) {
- WOLFSSL_MSG("\tfail: invalid length");
- wolfSSL_X509_EXTENSION_free(ext);
- FreeDecodedCert(cert);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, NULL, DYNAMIC_TYPE_DCERT);
- #endif
- return NULL;
- }
- }
- if (GetSequence(input, &idx, &length, sz) < 0) {
- WOLFSSL_MSG("\tfail: should be a SEQUENCE (1)");
- wolfSSL_X509_EXTENSION_free(ext);
- FreeDecodedCert(cert);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, NULL, DYNAMIC_TYPE_DCERT);
- #endif
- 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);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, NULL, DYNAMIC_TYPE_DCERT);
- #endif
- 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);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, NULL, DYNAMIC_TYPE_DCERT);
- #endif
- 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);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, NULL, DYNAMIC_TYPE_DCERT);
- #endif
- 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);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, NULL, DYNAMIC_TYPE_DCERT);
- #endif
- 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 = wolfSSL_sk_new_asn1_obj();
- if (sk == NULL) {
- WOLFSSL_MSG("Failed to malloc stack");
- wolfSSL_X509_EXTENSION_free(ext);
- FreeDecodedCert(cert);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, NULL, DYNAMIC_TYPE_DCERT);
- #endif
- return NULL;
- }
- /* 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_pop_free(sk, NULL);
- wolfSSL_X509_EXTENSION_free(ext);
- FreeDecodedCert(cert);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, NULL, DYNAMIC_TYPE_DCERT);
- #endif
- 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_pop_free(sk, NULL);
- wolfSSL_X509_EXTENSION_free(ext);
- FreeDecodedCert(cert);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, NULL, DYNAMIC_TYPE_DCERT);
- #endif
- 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_pop_free(sk, NULL);
- wolfSSL_X509_EXTENSION_free(ext);
- FreeDecodedCert(cert);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, NULL, DYNAMIC_TYPE_DCERT);
- #endif
- 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_pop_free(sk, NULL);
- wolfSSL_X509_EXTENSION_free(ext);
- FreeDecodedCert(cert);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, NULL, DYNAMIC_TYPE_DCERT);
- #endif
- 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);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, NULL, DYNAMIC_TYPE_DCERT);
- #endif
- 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);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, NULL, DYNAMIC_TYPE_DCERT);
- #endif
- 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);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, NULL, DYNAMIC_TYPE_DCERT);
- #endif
- return NULL;
- }
- ext->crit = x509->keyUsageCrit;
- break;
- case EXT_KEY_USAGE_OID:
- if (!isSet)
- break;
- ret = wolfSSL_ASN1_STRING_set(&ext->value, x509->extKeyUsageSrc,
- x509->extKeyUsageSz);
- if (ret != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("ASN1_STRING_set() failed");
- wolfSSL_X509_EXTENSION_free(ext);
- FreeDecodedCert(cert);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, NULL, DYNAMIC_TYPE_DCERT);
- #endif
- return NULL;
- }
- ext->crit = x509->extKeyUsageCrit;
- 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);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, NULL, DYNAMIC_TYPE_DCERT);
- #endif
- 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);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, NULL, DYNAMIC_TYPE_DCERT);
- #endif
- 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_pop_free(sk, NULL);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, NULL, DYNAMIC_TYPE_DCERT);
- #endif
- 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_pop_free(sk, NULL);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, NULL, DYNAMIC_TYPE_DCERT);
- #endif
- 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_pop_free(sk, NULL);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, NULL, DYNAMIC_TYPE_DCERT);
- #endif
- 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_pop_free(sk, NULL);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, NULL, DYNAMIC_TYPE_DCERT);
- #endif
- 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);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, NULL, DYNAMIC_TYPE_DCERT);
- #endif
- 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);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, NULL, DYNAMIC_TYPE_DCERT);
- #endif
- 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);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, NULL, DYNAMIC_TYPE_DCERT);
- #endif
- 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);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, NULL, DYNAMIC_TYPE_DCERT);
- #endif
- 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);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, NULL, DYNAMIC_TYPE_DCERT);
- #endif
- 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);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, NULL, DYNAMIC_TYPE_DCERT);
- #endif
- 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);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, NULL, DYNAMIC_TYPE_DCERT);
- #endif
- 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 success 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)
- {
- int nid;
- WOLFSSL_ENTER("wolfSSL_X509_add_ext");
- if (!x509 || !ext || loc >= 0) {
- WOLFSSL_MSG("Bad parameter");
- return WOLFSSL_FAILURE;
- }
- nid = (ext->obj != NULL) ? ext->obj->type : ext->value.nid;
- switch (nid) {
- case NID_authority_key_identifier:
- if (x509->authKeyIdSrc != NULL) {
- /* If authKeyId points into authKeyIdSrc then free it and
- * revert to old functionality */
- XFREE(x509->authKeyIdSrc, x509->heap, DYNAMIC_TYPE_X509_EXT);
- x509->authKeyIdSrc = NULL;
- x509->authKeyId = NULL;
- }
- 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 = (byte)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 = (byte)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 = (byte)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 = (byte)ext->crit;
- x509->keyUsageSet = 1;
- }
- break;
- case NID_basic_constraints:
- if (ext->obj) {
- x509->isCa = (byte)ext->obj->ca;
- x509->basicConstCrit = (byte)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;
- int rc = WOLFSSL_FAILURE;
- char tmp[CTC_NAME_SIZE*2 + 1];
- const int tmpSz = sizeof(tmp);
- int tmpLen = 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";
- if ((tmpLen = XSNPRINTF(tmp, tmpSz, "%*sCA:%s", indent, "",
- obj->ca ? isCa : notCa))
- >= tmpSz)
- return rc;
- break;
- }
- case ALT_NAMES_OID:
- {
- WOLFSSL_STACK* sk;
- char* val;
- int valLen;
- int len;
- 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 > tmpSz) {
- 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) {
- if ((valLen = XSNPRINTF(val, len, "%*s%s,",
- indent, "", str->strData))
- >= len)
- return rc;
- } else {
- if ((valLen = XSNPRINTF(val, len, "%*s%s",
- indent, "", str->strData))
- >= len)
- return rc;
- }
- if (tmpLen + valLen > tmpSz) {
- XFREE(val, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- return rc;
- }
- XMEMCPY(tmp + tmpLen, val, valLen);
- tmpLen += valLen;
- 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);
- if ((tmpLen = XSNPRINTF(
- tmp, tmpSz, "%*s%s", indent, "", asn1str))
- >= tmpSz)
- return rc;
- 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:
- if ((tmpLen = XSNPRINTF(
- tmp, tmpSz, "%*s%s", indent, "", str->strData))
- >= tmpSz)
- return rc;
- }
- if (wolfSSL_BIO_write(out, tmp, tmpLen) == tmpLen) {
- 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.
- */
- #if defined(OPENSSL_VERSION_NUMBER) && OPENSSL_VERSION_NUMBER >= 0x10100000L
- const WOLFSSL_v3_ext_method* wolfSSL_X509V3_EXT_get(WOLFSSL_X509_EXTENSION* ex)
- #else
- WOLFSSL_v3_ext_method* wolfSSL_X509V3_EXT_get(WOLFSSL_X509_EXTENSION* ex)
- #endif
- {
- 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;
- #if defined(OPENSSL_VERSION_NUMBER) && OPENSSL_VERSION_NUMBER >= 0x10100000L
- return (const WOLFSSL_v3_ext_method*)&ex->ext_method;
- #else
- return (WOLFSSL_v3_ext_method*)&ex->ext_method;
- #endif
- }
- /* 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;
- case NID_subject_alt_name:
- if (ext->ext_sk == NULL) {
- WOLFSSL_MSG("Subject alt name stack NULL");
- return NULL;
- }
- sk = wolfSSL_sk_dup(ext->ext_sk);
- if (sk == NULL) {
- WOLFSSL_MSG("Failed to duplicate subject alt names stack.");
- return NULL;
- }
- return sk;
- /* 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;
- #ifdef WOLFSSL_SMALL_STACK
- DecodedCert *cert;
- #else
- DecodedCert cert[1];
- #endif
- 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;
- }
- #ifdef WOLFSSL_SMALL_STACK
- cert = (DecodedCert *)XMALLOC(sizeof(*cert), x509->heap,
- DYNAMIC_TYPE_DCERT);
- if (cert == NULL) {
- WOLFSSL_MSG("\tout of memory");
- return WOLFSSL_FATAL_ERROR;
- }
- #endif
- 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");
- goto out;
- }
- input = cert->extensions;
- sz = cert->extensionsSz;
- if (input == NULL || sz == 0) {
- WOLFSSL_MSG("\tfail: should be an EXTENSIONS");
- goto out;
- }
- #ifdef WOLFSSL_CERT_REQ
- if (!x509->isCSR)
- #endif
- {
- if (input[idx++] != ASN_EXTENSIONS) {
- WOLFSSL_MSG("\tfail: should be an EXTENSIONS");
- goto out;
- }
- if (GetLength(input, &idx, &length, sz) < 0) {
- WOLFSSL_MSG("\tfail: invalid length");
- goto out;
- }
- }
- if (GetSequence(input, &idx, &length, sz) < 0) {
- WOLFSSL_MSG("\tfail: should be a SEQUENCE (1)");
- goto out;
- }
- while (idx < (word32)sz) {
- oid = 0;
- if (GetSequence(input, &idx, &length, sz) < 0) {
- WOLFSSL_MSG("\tfail: should be a SEQUENCE");
- goto out;
- }
- tmpIdx = idx;
- ret = GetObjectId(input, &idx, &oid, oidCertExtType, sz);
- if (ret < 0) {
- WOLFSSL_MSG("\tfail: OBJECT ID");
- goto out;
- }
- 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) */
- out:
- FreeDecodedCert(cert);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, x509->heap, DYNAMIC_TYPE_DCERT);
- #endif
- return found ? extCount : WOLFSSL_FATAL_ERROR;
- }
- #endif /* OPENSSL_ALL */
- #if defined(OPENSSL_EXTRA) || defined(WOLFSSL_WPAS_SMALL)
- /* 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;
- #ifdef OPENSSL_EXTRA
- WOLFSSL_DIST_POINT* dp = NULL;
- #endif
- 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_sk_new_null();
- if (sk == NULL)
- return NULL;
- 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.dNSName,
- dns->name, dns->len) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("ASN1_STRING_set failed");
- goto err;
- }
- gn->d.dNSName->type = V_ASN1_IA5STRING;
- }
- 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 defined(OPENSSL_EXTRA)
- 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");
- }
- #endif /* OPENSSL_EXTRA */
- 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_pop_free(sk, NULL);
- 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_pop_free(sk, NULL);
- sk = NULL;
- }
- }
- obj = wolfSSL_ASN1_OBJECT_new();
- if (obj == NULL) {
- WOLFSSL_MSG("Issue creating WOLFSSL_ASN1_OBJECT struct");
- wolfSSL_sk_ASN1_OBJECT_pop_free(sk, NULL);
- 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 SUBJ_INFO_ACC_OID:
- 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);
- }
- #ifdef OPENSSL_EXTRA
- if (dp) {
- wolfSSL_DIST_POINT_free(dp);
- }
- #endif
- if (sk) {
- wolfSSL_sk_free(sk);
- }
- return NULL;
- }
- #endif /* OPENSSL_EXTRA || WOLFSSL_WPAS_SMALL */
- #ifdef OPENSSL_EXTRA
- 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_EXTRA
- static WOLFSSL_X509_EXTENSION* createExtFromStr(int nid, const char *value)
- {
- WOLFSSL_X509_EXTENSION* ext;
- if (value == NULL)
- return NULL;
- ext = wolfSSL_X509_EXTENSION_new();
- if (ext == NULL) {
- WOLFSSL_MSG("memory error");
- return NULL;
- }
- ext->value.nid = nid;
- 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_GENERAL_NAME* gn;
- if (wolfSSL_ASN1_STRING_set(&ext->value, value, -1)
- != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("wolfSSL_ASN1_STRING_set error");
- goto err_cleanup;
- }
- ext->value.type = ASN_DNS_TYPE;
- /* add stack of general names */
- gns = wolfSSL_sk_new_null();
- 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_pop_free(ext->ext_sk, NULL);
- }
- 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
- #endif /* OPENSSL_EXTRA */
- #ifdef OPENSSL_EXTRA
- #ifndef NO_WOLFSSL_STUB
- 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
- #endif /* OPENSSL_EXTRA */
- #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;
- }
- #ifdef OPENSSL_EXTRA
- /* Given an X509_NAME, convert it to canonical form and then hash
- * with the provided hash type. Returns the first 4 bytes of the hash
- * as unsigned long on success, and 0 otherwise. */
- static unsigned long X509NameHash(WOLFSSL_X509_NAME* name,
- enum wc_HashType hashType)
- {
- unsigned long hash = 0;
- unsigned char* canonName = NULL;
- byte digest[WC_MAX_DIGEST_SIZE];
- int size = 0;
- int rc;
- WOLFSSL_ENTER("X509NameHash");
- if (name == NULL) {
- WOLFSSL_ERROR_MSG("WOLFSSL_X509_NAME pointer was NULL");
- return 0;
- }
- if (name->sz == 0) {
- WOLFSSL_ERROR_MSG("Nothing to hash in WOLFSSL_X509_NAME");
- return 0;
- }
- size = wolfSSL_i2d_X509_NAME_canon(name, &canonName);
- if (size <= 0 || canonName == NULL) {
- WOLFSSL_ERROR_MSG("wolfSSL_i2d_X509_NAME_canon error");
- return 0;
- }
- rc = wc_Hash(hashType, (const byte*)canonName,(word32)size, digest,
- sizeof(digest));
- if (rc == 0) {
- hash = (((unsigned long)digest[3] << 24) |
- ((unsigned long)digest[2] << 16) |
- ((unsigned long)digest[1] << 8) |
- ((unsigned long)digest[0]));
- }
- else if (rc == HASH_TYPE_E) {
- WOLFSSL_ERROR_MSG("Hash function not compiled in");
- }
- else {
- WOLFSSL_ERROR_MSG("Error hashing name");
- }
- XFREE(canonName, NULL, DYNAMIC_TYPE_OPENSSL);
- return hash;
- }
- unsigned long wolfSSL_X509_NAME_hash(WOLFSSL_X509_NAME* name)
- {
- return X509NameHash(name, WC_HASH_TYPE_SHA);
- }
- /******************************************************************************
- * wolfSSL_X509_subject_name_hash
- * wolfSSL_X509_issuer_name_hash
- * Compute the hash digest of the subject / issuer name.
- * These functions prefer SHA-1 (if available) for compatibility. Otherwise
- * they use SHA-256.
- *
- * RETURNS:
- * The first 4 bytes of SHA-1 (or SHA-256) hash in little endian order as
- * unsigned long.
- * Otherwise, returns zero.
- *
- * Note:
- * Returns the same hash value as OpenSSL's X509_X_name_hash() API
- * if SHA-1 support is compiled in. SHA-256 will be used if SHA-1 is
- * not available.
- */
- unsigned long wolfSSL_X509_subject_name_hash(const WOLFSSL_X509* x509)
- {
- if (x509 == NULL) {
- WOLFSSL_ERROR_MSG("WOLFSSL_X509 pointer was NULL");
- return 0;
- }
- #ifndef NO_SHA
- return X509NameHash((WOLFSSL_X509_NAME*) &x509->subject, WC_HASH_TYPE_SHA);
- #elif !defined(NO_SHA256)
- return X509NameHash((WOLFSSL_X509_NAME*) &x509->subject,
- WC_HASH_TYPE_SHA256);
- #else
- WOLFSSL_ERROR_MSG("Hash function not compiled in");
- return 0;
- #endif
- }
- unsigned long wolfSSL_X509_issuer_name_hash(const WOLFSSL_X509* x509)
- {
- if (x509 == NULL) {
- WOLFSSL_ERROR_MSG("WOLFSSL_X509 pointer was NULL");
- return 0;
- }
- #ifndef NO_SHA
- return X509NameHash((WOLFSSL_X509_NAME*) &x509->issuer, WC_HASH_TYPE_SHA);
- #elif !defined(NO_SHA256)
- return X509NameHash((WOLFSSL_X509_NAME*) &x509->issuer,
- WC_HASH_TYPE_SHA256);
- #else
- WOLFSSL_ERROR_MSG("Hash function not compiled in");
- return 0;
- #endif
- }
- #endif /* OPENSSL_EXTRA */
- #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, strLen, count, i;
- int totalLen = 0;
- char *str;
- char tmpBuf[256];
- const int tmpBufSz = sizeof(tmpBuf);
- 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
- /* 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;
- str = (char*)XMALLOC(strSz, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (str == NULL) {
- WOLFSSL_MSG("Memory error");
- return NULL;
- }
- if ((strLen = XSNPRINTF(str, strSz, "%s=%s, ", sn, buf))
- >= strSz)
- {
- WOLFSSL_MSG("buffer overrun");
- XFREE(str, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- return NULL;
- }
- }
- else {
- /* Copy last name entry
- * Add extra strSz for '=' and '\0' characters in XSNPRINTF.
- */
- strSz = (int)XSTRLEN(sn) + nameSz + 2;
- str = (char*)XMALLOC(strSz, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (str == NULL) {
- WOLFSSL_MSG("Memory error");
- return NULL;
- }
- if ((strLen = XSNPRINTF(str, strSz, "%s=%s", sn, buf)) >= strSz) {
- WOLFSSL_MSG("buffer overrun");
- XFREE(str, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- return NULL;
- }
- }
- /* Copy string to tmpBuf */
- if (totalLen + strLen > tmpBufSz) {
- WOLFSSL_MSG("buffer overrun");
- XFREE(str, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- return NULL;
- }
- XMEMCPY(tmpBuf + totalLen, str, strLen);
- totalLen += strLen;
- XFREE(str, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- }
- /* Allocate space based on total string size if no buffer was provided */
- if (!in) {
- in = (char*)XMALLOC(totalLen+1, NULL, DYNAMIC_TYPE_OPENSSL);
- if (in == NULL) {
- WOLFSSL_MSG("Memory error");
- return in;
- }
- }
- else {
- if (totalLen + 1 > sz) {
- WOLFSSL_MSG("buffer overrun");
- return NULL;
- }
- }
- XMEMCPY(in, tmpBuf, totalLen);
- in[totalLen] = '\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 = (byte)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;
- #if defined(OPENSSL_ALL) || defined(WOLFSSL_IP_ALT_NAME)
- /* return the IP address as a string */
- if (cert->altNamesNext->type == ASN_IP_TYPE) {
- ret = cert->altNamesNext->ipString;
- }
- #endif
- 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 */
- #if defined(OPENSSL_EXTRA_X509_SMALL) || defined(OPENSSL_EXTRA) || \
- defined(OPENSSL_ALL) || defined(KEEP_OUR_CERT) || \
- defined(KEEP_PEER_CERT) || defined(SESSION_CERTS)
- /* 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;
- }
- int wolfSSL_X509_version(WOLFSSL_X509* x509)
- {
- WOLFSSL_ENTER("wolfSSL_X509_version");
- if (x509 == NULL)
- return 0;
- return x509->version;
- }
- #endif
- #ifdef OPENSSL_EXTRA
- /* 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;
- }
- #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(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);
- }
- /* Return and remove the last x509 pushed on stack */
- 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;
- }
- /* Return and remove the first x509 pushed on stack */
- WOLFSSL_X509* wolfSSL_sk_X509_shift(WOLF_STACK_OF(WOLFSSL_X509)* sk)
- {
- WOLFSSL_STACK* node;
- WOLFSSL_X509* x509;
- if (sk == NULL) {
- return NULL;
- }
- node = sk->next;
- x509 = sk->data.x509;
- if (node != NULL) {
- /* walk to end of stack to first node pushed, and remove it */
- WOLFSSL_STACK* prevNode = sk;
- while (node->next != NULL) {
- prevNode = node;
- node = node->next;
- }
- x509 = node->data.x509;
- prevNode->next = NULL;
- XFREE(node, NULL, DYNAMIC_TYPE_X509);
- }
- else { /* only one x509 in stack */
- sk->data.x509 = NULL;
- }
- if (sk->num > 0) {
- sk->num -= 1;
- }
- return x509;
- }
- #endif /* OPENSSL_EXTRA */
- #if 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 free's the underlying objects pushed to the stack.
- *
- * 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");
- wolfSSL_sk_pop_free(sk, (wolfSSL_sk_freefunc)f);
- }
- /* free just the stack structure */
- void wolfSSL_sk_X509_free(WOLF_STACK_OF(WOLFSSL_X509)* sk)
- {
- wolfSSL_sk_free(sk);
- }
- #ifdef HAVE_CRL
- WOLFSSL_STACK* wolfSSL_sk_X509_CRL_new(void)
- {
- WOLFSSL_STACK* s = wolfSSL_sk_new_node(NULL);
- if (s != NULL)
- s->type = STACK_TYPE_X509_CRL;
- return s;
- }
- void wolfSSL_sk_X509_CRL_pop_free(WOLF_STACK_OF(WOLFSSL_X509_CRL)* sk,
- void (*f) (WOLFSSL_X509_CRL*))
- {
- WOLFSSL_ENTER("wolfSSL_sk_X509_CRL_pop_free");
- wolfSSL_sk_pop_free(sk, (wolfSSL_sk_freefunc)f);
- }
- void wolfSSL_sk_X509_CRL_free(WOLF_STACK_OF(WOLFSSL_X509_CRL)* sk)
- {
- wolfSSL_sk_X509_CRL_pop_free(sk, NULL);
- }
- /* return 1 on success 0 on fail */
- int wolfSSL_sk_X509_CRL_push(WOLF_STACK_OF(WOLFSSL_X509_CRL)* sk, WOLFSSL_X509_CRL* crl)
- {
- WOLFSSL_ENTER("wolfSSL_sk_X509_CRL_push");
- if (sk == NULL || crl == NULL) {
- return WOLFSSL_FAILURE;
- }
- return wolfSSL_sk_push(sk, crl);
- }
- WOLFSSL_X509_CRL* wolfSSL_sk_X509_CRL_value(WOLF_STACK_OF(WOLFSSL_X509)* sk,
- int i)
- {
- WOLFSSL_ENTER("wolfSSL_sk_X509_CRL_value");
- if (sk)
- return (WOLFSSL_X509_CRL*)wolfSSL_sk_value(sk, i);
- return NULL;
- }
- int wolfSSL_sk_X509_CRL_num(WOLF_STACK_OF(WOLFSSL_X509)* sk)
- {
- WOLFSSL_ENTER("wolfSSL_sk_X509_CRL_num");
- if (sk)
- return wolfSSL_sk_num(sk);
- return 0;
- }
- #endif /* HAVE_CRL */
- #endif /* OPENSSL_EXTRA || WOLFSSL_WPAS_SMALL */
- #if defined(OPENSSL_EXTRA) || 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* a)
- {
- WOLFSSL_ENTER("wolfSSL_sk_ACCESS_DESCRIPTION_push");
- return wolfSSL_sk_push(sk, a);
- }
- /* Frees all nodes in ACCESS_DESCRIPTION stack
- *
- * sk stack of nodes to free
- * f free function to use
- */
- void wolfSSL_sk_ACCESS_DESCRIPTION_pop_free(WOLFSSL_STACK* sk,
- void (*f) (WOLFSSL_ACCESS_DESCRIPTION*))
- {
- WOLFSSL_ENTER("wolfSSL_sk_ACCESS_DESCRIPTION_pop_free");
- wolfSSL_sk_pop_free(sk, (wolfSSL_sk_freefunc)f);
- }
- void wolfSSL_sk_ACCESS_DESCRIPTION_free(WOLFSSL_STACK* sk)
- {
- wolfSSL_sk_free(sk);
- }
- /* 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_free(sk);
- }
- void wolfSSL_AUTHORITY_INFO_ACCESS_pop_free(
- WOLF_STACK_OF(WOLFSSL_ACCESS_DESCRIPTION)* sk,
- void (*f) (WOLFSSL_ACCESS_DESCRIPTION*))
- {
- WOLFSSL_ENTER("wolfSSL_AUTHORITY_INFO_ACCESS_free");
- wolfSSL_sk_ACCESS_DESCRIPTION_pop_free(sk, f);
- }
- void wolfSSL_ACCESS_DESCRIPTION_free(WOLFSSL_ACCESS_DESCRIPTION* a)
- {
- WOLFSSL_ENTER("wolfSSL_ACCESS_DESCRIPTION_free");
- if (a == NULL)
- return;
- if (a->method)
- wolfSSL_ASN1_OBJECT_free(a->method);
- if (a->location)
- wolfSSL_GENERAL_NAME_free(a->location);
- XFREE(a, NULL, DYNAMIC_TYPE_X509_EXT);
- /* a = NULL, don't try to a or double free it */
- }
- #endif /* OPENSSL_EXTRA || WOLFSSL_QT */
- #if defined(OPENSSL_EXTRA) || defined(WOLFSSL_WPAS_SMALL)
- /* 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;
- }
- 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;
- }
- dupl->type = gn->type;
- 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->type = STACK_TYPE_GEN_NAME;
- 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_ENTER("wolfSSL_sk_GENERAL_NAME_pop_free");
- wolfSSL_sk_pop_free(sk, (wolfSSL_sk_freefunc)f);
- }
- void wolfSSL_sk_GENERAL_NAME_free(WOLFSSL_STACK* sk)
- {
- WOLFSSL_ENTER("sk_GENERAL_NAME_free");
- wolfSSL_sk_X509_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_sk_X509_pop_free(dpn->name.fullname, NULL);
- }
- 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;
- /* DIST_POINT_NAME type may be 0 or 1, indicating whether fullname or
- * relativename is used. See: RFC 5280 section 4.2.1.13 */
- dpn->name.fullname = gns;
- dpn->type = 0;
- 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
- */
- void wolfSSL_sk_DIST_POINT_pop_free(WOLFSSL_STACK* sk,
- void (*f) (WOLFSSL_DIST_POINT*))
- {
- WOLFSSL_ENTER("wolfSSL_sk_DIST_POINT_pop_free");
- wolfSSL_sk_pop_free(sk, (wolfSSL_sk_freefunc)f);
- }
- void wolfSSL_sk_DIST_POINT_free(WOLFSSL_STACK* sk)
- {
- WOLFSSL_ENTER("sk_DIST_POINT_free");
- wolfSSL_sk_free(sk);
- }
- /* 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 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_GENERAL_NAME_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, "%s", 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 */
- 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_sk_pop_free(sk, (wolfSSL_sk_freefunc)f);
- }
- #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 */
- #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 */
- /* 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;
- }
- WOLFSSL_ABI
- WOLFSSL_X509_NAME* wolfSSL_X509_get_issuer_name(WOLFSSL_X509* cert)
- {
- WOLFSSL_ENTER("X509_get_issuer_name");
- if (cert)
- 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;
- int ret;
- (void)ret;
- 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) */
- ret = wc_EccPublicKeyDecode((const unsigned char*)key->pkey.ptr,
- &idx, (ecc_key*)key->ecc->internal,
- key->pkey_sz);
- if (ret < 0) {
- WOLFSSL_ERROR_VERBOSE(ret);
- 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 && OPENSSL_EXTRA */
- #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 */
- /* 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)
- /*
- * Converts a and b to DER and then does an XMEMCMP to check if they match.
- * Returns 0 when certificates match and WOLFSSL_FATAL_ERROR when they don't.
- */
- 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)
- 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 /* 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;
- }
- #endif /* OPENSSL_EXTRA || WOLFSSL_WPAS_SMALL */
- #ifdef OPENSSL_EXTRA
- #ifndef NO_BIO
- #ifndef MAX_WIDTH
- #define MAX_WIDTH 80
- #endif
- static int X509PrintSubjAltName(WOLFSSL_BIO* bio, WOLFSSL_X509* x509,
- int indent)
- {
- int ret = WOLFSSL_SUCCESS;
- int nameCount = 0;
- DNS_entry* entry;
- if (bio == NULL || x509 == NULL) {
- ret = WOLFSSL_FAILURE;
- }
- if (ret == WOLFSSL_SUCCESS && x509->subjAltNameSet &&
- x509->altNames != NULL) {
- char scratch[MAX_WIDTH];
- int len;
- len = XSNPRINTF(scratch, MAX_WIDTH, "%*s", indent, "");
- if (len >= MAX_WIDTH)
- ret = WOLFSSL_FAILURE;
- if (ret == WOLFSSL_SUCCESS) {
- if (wolfSSL_BIO_write(bio, scratch, (int)XSTRLEN(scratch)) <= 0) {
- ret = WOLFSSL_FAILURE;
- }
- }
- if (ret == WOLFSSL_SUCCESS) {
- entry = x509->altNames;
- while (entry != NULL) {
- ++nameCount;
- if (nameCount > 1) {
- if (wolfSSL_BIO_write(bio, ", ", 2) <= 0) {
- ret = WOLFSSL_FAILURE;
- break;
- }
- }
- if (entry->type == ASN_DNS_TYPE) {
- len = XSNPRINTF(scratch, MAX_WIDTH, "DNS:%s", entry->name);
- if (len >= MAX_WIDTH) {
- ret = WOLFSSL_FAILURE;
- break;
- }
- }
- #if defined(OPENSSL_ALL) || defined(WOLFSSL_IP_ALT_NAME)
- else if (entry->type == ASN_IP_TYPE) {
- len = XSNPRINTF(scratch, MAX_WIDTH, "IP Address:%s",
- entry->ipString);
- if (len >= MAX_WIDTH) {
- ret = WOLFSSL_FAILURE;
- break;
- }
- }
- #endif /* OPENSSL_ALL || WOLFSSL_IP_ALT_NAME */
- else if (entry->type == ASN_RFC822_TYPE) {
- len = XSNPRINTF(scratch, MAX_WIDTH, "email:%s",
- entry->name);
- if (len >= MAX_WIDTH) {
- ret = WOLFSSL_FAILURE;
- break;
- }
- }
- else {
- WOLFSSL_MSG("Bad alt name type.");
- ret = WOLFSSL_FAILURE;
- break;
- }
- if (wolfSSL_BIO_write(bio, scratch, (int)XSTRLEN(scratch))
- <= 0) {
- ret = WOLFSSL_FAILURE;
- break;
- }
- entry = entry->next;
- }
- }
- if (ret == WOLFSSL_SUCCESS && wolfSSL_BIO_write(bio, "\n", 1) <= 0) {
- ret = WOLFSSL_FAILURE;
- }
- }
- return ret;
- }
- #ifdef XSNPRINTF
- static int X509PrintKeyUsage(WOLFSSL_BIO* bio, WOLFSSL_X509* x509, int indent)
- {
- int ret = WOLFSSL_SUCCESS;
- word32 i = 0;
- int usageCount = 0;
- const int usages[] = {
- KEYUSE_DIGITAL_SIG,
- KEYUSE_CONTENT_COMMIT,
- KEYUSE_KEY_ENCIPHER,
- KEYUSE_DATA_ENCIPHER,
- KEYUSE_KEY_AGREE,
- KEYUSE_KEY_CERT_SIGN,
- KEYUSE_CRL_SIGN,
- KEYUSE_ENCIPHER_ONLY,
- KEYUSE_DECIPHER_ONLY
- };
- const char* usageStrs[] = {
- "Digital Signature",
- "Non Repudiation",
- "Key Encipherment",
- "Data Encipherment",
- "Key Agreement",
- "Certificate Sign",
- "CRL Sign",
- "Encipher Only",
- "Decipher Only"
- };
- if (bio == NULL || x509 == NULL) {
- ret = WOLFSSL_FAILURE;
- }
- if (ret == WOLFSSL_SUCCESS && x509->keyUsageSet && x509->keyUsage != 0) {
- char scratch[MAX_WIDTH];
- int len;
- len = XSNPRINTF(scratch, MAX_WIDTH, "%*s", indent, "");
- if (len >= MAX_WIDTH)
- ret = WOLFSSL_FAILURE;
- if (ret == WOLFSSL_SUCCESS) {
- if (wolfSSL_BIO_write(bio, scratch, (int)XSTRLEN(scratch)) <= 0) {
- ret = WOLFSSL_FAILURE;
- }
- }
- for (; ret == WOLFSSL_SUCCESS && i < sizeof(usages) / sizeof(usages[i]);
- i++) {
- if (x509->keyUsage & usages[i]) {
- ++usageCount;
- if (usageCount > 1 && wolfSSL_BIO_write(bio, ", ", 2) <= 0) {
- ret = WOLFSSL_FAILURE;
- break;
- }
- if (wolfSSL_BIO_write(bio, usageStrs[i],
- (int)XSTRLEN(usageStrs[i])) <= 0) {
- ret = WOLFSSL_FAILURE;
- break;
- }
- }
- }
- if (ret == WOLFSSL_SUCCESS && wolfSSL_BIO_write(bio, "\n", 1) <= 0) {
- ret = WOLFSSL_FAILURE;
- }
- }
- return ret;
- }
- static int X509PrintExtendedKeyUsage(WOLFSSL_BIO* bio, WOLFSSL_X509* x509,
- int indent)
- {
- int ret = WOLFSSL_SUCCESS;
- word32 i = 0;
- int usageCount = 0;
- const int usages[] = {
- EXTKEYUSE_OCSP_SIGN,
- EXTKEYUSE_TIMESTAMP,
- EXTKEYUSE_EMAILPROT,
- EXTKEYUSE_CODESIGN,
- EXTKEYUSE_CLIENT_AUTH,
- EXTKEYUSE_SERVER_AUTH
- };
- const char* usageStrs[] = {
- "OCSP Signing",
- "Time Stamping",
- "E-mail Protection",
- "Code Signing",
- "TLS Web Client Authentication",
- "TLS Web Server Authentication"
- };
- if (bio == NULL || x509 == NULL) {
- ret = WOLFSSL_FAILURE;
- }
- if (ret == WOLFSSL_SUCCESS && x509->extKeyUsageCount > 0
- && x509->extKeyUsage != 0) {
- char scratch[MAX_WIDTH];
- int len;
- len = XSNPRINTF(scratch, MAX_WIDTH, "%*s", indent, "");
- if (len >= MAX_WIDTH)
- ret = WOLFSSL_FAILURE;
- if (ret == WOLFSSL_SUCCESS) {
- if (wolfSSL_BIO_write(bio, scratch, (int)XSTRLEN(scratch)) <= 0) {
- ret = WOLFSSL_FAILURE;
- }
- }
- for (; ret == WOLFSSL_SUCCESS && i < sizeof(usages) / sizeof(usages[i]);
- i++) {
- if (x509->extKeyUsage & usages[i]) {
- ++usageCount;
- if (usageCount > 1 && wolfSSL_BIO_write(bio, ", ", 2) <= 0) {
- ret = WOLFSSL_FAILURE;
- break;
- }
- if (wolfSSL_BIO_write(bio, usageStrs[i],
- (int)XSTRLEN(usageStrs[i])) <= 0) {
- ret = WOLFSSL_FAILURE;
- break;
- }
- }
- }
- if (ret == WOLFSSL_SUCCESS && wolfSSL_BIO_write(bio, "\n", 1) <= 0) {
- ret = WOLFSSL_FAILURE;
- }
- }
- return ret;
- }
- /* print serial number out
- * return WOLFSSL_SUCCESS on success
- */
- static int X509PrintSerial_ex(WOLFSSL_BIO* bio, byte* serial, int sz,
- int delimiter, int indent)
- {
- char scratch[MAX_WIDTH];
- const int scratchSz = sizeof(scratch);
- int scratchLen;
- if ((scratchLen = XSNPRINTF(scratch, MAX_WIDTH, "%*sSerial Number:",
- indent, "")) >= MAX_WIDTH) {
- WOLFSSL_MSG("buffer overrun");
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_BIO_write(bio, scratch, scratchLen) <= 0) {
- return WOLFSSL_FAILURE;
- }
- if (sz > (int)sizeof(byte)) {
- int i;
- int valLen;
- /* serial is larger than int size so print off hex values */
- if ((scratchLen = XSNPRINTF(
- scratch, MAX_WIDTH, "\n%*s", indent + 4, ""))
- >= MAX_WIDTH) {
- WOLFSSL_MSG("buffer overrun");
- return WOLFSSL_FAILURE;
- }
- for (i = 0; i < sz; i++) {
- if ((valLen = XSNPRINTF(
- scratch + scratchLen, scratchSz - scratchLen,
- "%02x%s", serial[i], (i < sz - 1) ?
- (delimiter ? ":" : "") : "\n"))
- >= scratchSz - scratchLen)
- {
- WOLFSSL_MSG("buffer overrun");
- return WOLFSSL_FAILURE;
- }
- scratchLen += valLen;
- }
- if (wolfSSL_BIO_write(bio, scratch, scratchLen) <= 0) {
- return WOLFSSL_FAILURE;
- }
- }
- /* if serial can fit into byte then print on the same line */
- else {
- if ((scratchLen = XSNPRINTF(
- scratch, MAX_WIDTH, " %d (0x%x)\n", serial[0], serial[0]))
- >= MAX_WIDTH)
- {
- WOLFSSL_MSG("buffer overrun");
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_BIO_write(bio, scratch, scratchLen) <= 0) {
- return WOLFSSL_FAILURE;
- }
- }
- return WOLFSSL_SUCCESS;
- }
- static int X509PrintSerial(WOLFSSL_BIO* bio, WOLFSSL_X509* x509, int indent)
- {
- unsigned char serial[32];
- int sz = sizeof(serial);
- XMEMSET(serial, 0, sz);
- if (wolfSSL_X509_get_serial_number(x509, serial, &sz) == WOLFSSL_SUCCESS) {
- X509PrintSerial_ex(bio, serial, sz, 1, indent);
- }
- return WOLFSSL_SUCCESS;
- }
- /* iterate through certificate extensions printing them out in human readable
- * form
- * return WOLFSSL_SUCCESS on success
- */
- static int X509PrintExtensions(WOLFSSL_BIO* bio, WOLFSSL_X509* x509, int indent)
- {
- int ret = WOLFSSL_SUCCESS;
- char scratch[MAX_WIDTH];
- const int scratchSz = sizeof(scratch);
- int scratchLen;
- int count, i;
- char* buf = NULL;
- count = wolfSSL_X509_get_ext_count(x509);
- if (count <= 0)
- return WOLFSSL_SUCCESS;
- #ifdef WOLFSSL_CERT_REQ
- if (x509->isCSR) {
- if ((scratchLen = XSNPRINTF(scratch, MAX_WIDTH, "%*s%s\n", indent, "",
- "Requested extensions:")) >= MAX_WIDTH) {
- return WOLFSSL_FAILURE;
- }
- }
- else
- #endif
- {
- if ((scratchLen = XSNPRINTF(scratch, MAX_WIDTH, "%*s%s\n", indent, "",
- "X509v3 extensions:")) >= MAX_WIDTH) {
- return WOLFSSL_FAILURE;
- }
- }
- if (wolfSSL_BIO_write(bio, scratch, scratchLen) <= 0) {
- return WOLFSSL_FAILURE;
- }
- buf = (char*)XMALLOC(MAX_WIDTH-4-indent, x509->heap,
- DYNAMIC_TYPE_TMP_BUFFER);
- if (buf == NULL) {
- return WOLFSSL_FAILURE;
- }
- for (i = 0; (i < count) && (ret != WOLFSSL_FAILURE); i++) {
- WOLFSSL_X509_EXTENSION* ext;
- ext = wolfSSL_X509_get_ext(x509, i);
- if (ext != NULL) {
- WOLFSSL_ASN1_OBJECT* obj;
- int nid;
- char val[6];
- int valLen;
- word32 j;
- obj = wolfSSL_X509_EXTENSION_get_object(ext);
- if (obj == NULL) {
- ret = WOLFSSL_FAILURE;
- break;
- }
- if (wolfSSL_OBJ_obj2txt(buf, MAX_WIDTH, obj, 0)
- == WOLFSSL_FAILURE)
- {
- ret = WOLFSSL_FAILURE;
- break;
- }
- if ((scratchLen = XSNPRINTF(
- scratch, MAX_WIDTH, "%*s%s%s\n", indent + 4, "",
- buf,
- (wolfSSL_X509_EXTENSION_get_critical(ext)
- ? ": critical"
- : ": ")))
- >= MAX_WIDTH)
- {
- ret = WOLFSSL_FAILURE;
- break;
- }
- if (wolfSSL_BIO_write(bio, scratch, scratchLen) <= 0) {
- ret = WOLFSSL_FAILURE;
- break;
- }
- nid = wolfSSL_OBJ_obj2nid(obj);
- switch (nid) {
- case NID_subject_alt_name:
- ret = X509PrintSubjAltName(bio, x509, indent + 8);
- break;
- case NID_subject_key_identifier:
- if (!x509->subjKeyIdSet || x509->subjKeyId == NULL ||
- x509->subjKeyIdSz == 0)
- {
- ret = WOLFSSL_FAILURE;
- break;
- }
- if ((scratchLen = XSNPRINTF(
- scratch, scratchSz,
- "%*s", indent + 8, "")) >= scratchSz)
- {
- ret = WOLFSSL_FAILURE;
- break;
- }
- for (j = 0; j < x509->subjKeyIdSz; j++) {
- if ((valLen = XSNPRINTF(
- val, sizeof(val), "%02X%s",
- x509->subjKeyId[j],
- (j < x509->subjKeyIdSz - 1) ? ":" : "\n"))
- >= (int)sizeof(val))
- {
- ret = WOLFSSL_FAILURE;
- break;
- }
- if (scratchLen + valLen >= scratchSz) {
- if (wolfSSL_BIO_write(bio, scratch,
- scratchLen) <= 0) {
- ret = WOLFSSL_FAILURE;
- break;
- }
- scratchLen = 0;
- }
- XMEMCPY(scratch + scratchLen, val, valLen);
- scratchLen += valLen;
- }
- if (ret == WOLFSSL_FAILURE)
- break;
- if (wolfSSL_BIO_write(bio, scratch,
- scratchLen) <= 0) {
- ret = WOLFSSL_FAILURE;
- break;
- }
- break;
- case NID_authority_key_identifier:
- if (!x509->authKeyIdSet || x509->authKeyId == NULL ||
- x509->authKeyIdSz == 0) {
- ret = WOLFSSL_FAILURE;
- break;
- }
- if ((scratchLen = XSNPRINTF(
- scratch, scratchSz, "%*s%s",
- indent + 8, "", "keyid:")) >= scratchSz)
- {
- ret = WOLFSSL_FAILURE;
- break;
- }
- for (j = 0; j < x509->authKeyIdSz; j++) {
- if ((valLen = XSNPRINTF(
- val, sizeof(val), "%02X%s",
- x509->authKeyId[j],
- (j < x509->authKeyIdSz - 1) ? ":" : "\n\n"))
- >= (int)sizeof(val))
- {
- ret = WOLFSSL_FAILURE;
- break;
- }
- if (scratchLen >= scratchSz - valLen) {
- if (wolfSSL_BIO_write(bio, scratch,
- scratchLen) <= 0)
- {
- ret = WOLFSSL_FAILURE;
- break;
- }
- scratchLen = 0;
- }
- if (scratchLen + valLen >= scratchSz) {
- ret = WOLFSSL_FAILURE;
- break;
- }
- XMEMCPY(scratch + scratchLen, val, valLen);
- scratchLen += valLen;
- }
- if (ret == WOLFSSL_FAILURE)
- break;
- if (wolfSSL_BIO_write(bio, scratch,
- scratchLen) <= 0) {
- ret = WOLFSSL_FAILURE;
- break;
- }
- break;
- case NID_basic_constraints:
- if (!x509->basicConstSet) {
- ret = WOLFSSL_FAILURE;
- break;
- }
- if ((scratchLen = XSNPRINTF(
- scratch, scratchSz,
- "%*sCA:%s\n",
- indent + 8, "", (x509->isCa)? "TRUE": "FALSE"))
- >= scratchSz)
- {
- ret = WOLFSSL_FAILURE;
- break;
- }
- if (wolfSSL_BIO_write(bio, scratch,
- scratchLen) <= 0) {
- ret = WOLFSSL_FAILURE;
- break;
- }
- break;
- case NID_key_usage:
- ret = X509PrintKeyUsage(bio, x509, indent + 8);
- break;
- case NID_ext_key_usage:
- ret = X509PrintExtendedKeyUsage(bio, x509, indent + 8);
- break;
- default:
- /* extension nid not yet supported */
- if ((scratchLen = XSNPRINTF(
- scratch, MAX_WIDTH,
- "%*sNID %d print not yet supported\n",
- indent + 8, "", nid)) >= MAX_WIDTH)
- {
- ret = WOLFSSL_FAILURE;
- break;
- }
- if (wolfSSL_BIO_write(bio, scratch, scratchLen) <= 0) {
- ret = WOLFSSL_FAILURE;
- break;
- }
- }
- }
- }
- if (buf != NULL) {
- XFREE(buf, x509->heap, DYNAMIC_TYPE_TMP_BUFFER);
- }
- return ret;
- }
- /* print out the signature in human readable format for use with
- * wolfSSL_X509_print()
- * return WOLFSSL_SUCCESS on success
- */
- static int X509PrintSignature_ex(WOLFSSL_BIO* bio, byte* sig,
- int sigSz, int sigNid, int algOnly, int indent)
- {
- char scratch[MAX_WIDTH];
- int scratchLen;
- WOLFSSL_ASN1_OBJECT* obj = NULL;
- int ret = WOLFSSL_SUCCESS;
- int i;
- char tmp[100];
- int tmpLen = 0;
- if (sigSz <= 0) {
- return WOLFSSL_SUCCESS;
- }
- if ((scratchLen = XSNPRINTF(scratch, MAX_WIDTH, "%*s%s", indent, "",
- "Signature Algorithm: ")) >= MAX_WIDTH) {
- ret = WOLFSSL_FAILURE;
- }
- if (ret == WOLFSSL_SUCCESS) {
- if (wolfSSL_BIO_write(bio, scratch, scratchLen) <= 0)
- ret = WOLFSSL_FAILURE;
- }
- if (ret == WOLFSSL_SUCCESS) {
- obj = wolfSSL_OBJ_nid2obj(sigNid);
- if (obj == NULL)
- ret = WOLFSSL_FAILURE;
- }
- if (ret == WOLFSSL_SUCCESS) {
- if (wolfSSL_OBJ_obj2txt(scratch, MAX_WIDTH, obj, 0)
- == WOLFSSL_FAILURE)
- {
- ret = WOLFSSL_FAILURE;
- }
- }
- if (ret == WOLFSSL_SUCCESS) {
- if ((tmpLen = XSNPRINTF(tmp, sizeof(tmp),"%s\n", scratch))
- >= (int)sizeof(tmp))
- {
- ret = WOLFSSL_FAILURE;
- }
- }
- if (ret == WOLFSSL_SUCCESS) {
- if (wolfSSL_BIO_write(bio, tmp, tmpLen) <= 0)
- ret = WOLFSSL_FAILURE;
- }
- /* Leave function if the desired content to print
- * is only the signature algorithm */
- if (algOnly) {
- if (obj != NULL)
- wolfSSL_ASN1_OBJECT_free(obj);
- return ret;
- }
- if (ret == WOLFSSL_SUCCESS) {
- if ((tmpLen = XSNPRINTF(tmp, sizeof(tmp), "%*s", indent + 5, ""))
- >= (int)sizeof(tmp))
- {
- ret = WOLFSSL_FAILURE;
- }
- }
- if (ret == WOLFSSL_SUCCESS) {
- for (i = 0; i < sigSz; i++) {
- char val[6];
- int valLen;
- if (i == 0) {
- if ((valLen = XSNPRINTF(val, sizeof(val), "%02x", sig[i]))
- >= (int)sizeof(val))
- {
- ret = WOLFSSL_FAILURE;
- break;
- }
- }
- else if (((i % 18) == 0)) {
- if (wolfSSL_BIO_write(bio, tmp, tmpLen)
- <= 0) {
- ret = WOLFSSL_FAILURE;
- break;
- }
- if ((tmpLen = XSNPRINTF(tmp, sizeof(tmp), ":\n%*s",
- indent + 5, ""))
- >= (int)sizeof(tmp))
- {
- ret = WOLFSSL_FAILURE;
- break;
- }
- if ((valLen = XSNPRINTF(val, sizeof(val), "%02x", sig[i]))
- >= (int)sizeof(val))
- {
- ret = WOLFSSL_FAILURE;
- break;
- }
- }
- else {
- if ((valLen = XSNPRINTF(val, sizeof(val), ":%02x", sig[i]))
- >= (int)sizeof(val))
- {
- ret = WOLFSSL_FAILURE;
- break;
- }
- }
- if (valLen >= (int)sizeof(tmp) - tmpLen - 1) {
- ret = WOLFSSL_FAILURE;
- break;
- }
- XMEMCPY(tmp + tmpLen, val, valLen);
- tmpLen += valLen;
- tmp[tmpLen] = 0;
- }
- }
- /* print out remaining sig values */
- if (ret == WOLFSSL_SUCCESS) {
- if (tmpLen > 0) {
- if (wolfSSL_BIO_write(bio, tmp, tmpLen)
- <= 0)
- {
- ret = WOLFSSL_FAILURE;
- }
- }
- }
- if (obj != NULL)
- wolfSSL_ASN1_OBJECT_free(obj);
- return ret;
- }
- static int X509PrintSignature(WOLFSSL_BIO* bio, WOLFSSL_X509* x509,
- int algOnly, int indent)
- {
- int sigSz = 0;
- if (wolfSSL_X509_get_signature(x509, NULL, &sigSz) <= 0) {
- return WOLFSSL_FAILURE;
- }
- if (sigSz > 0) {
- unsigned char* sig;
- int sigNid;
- sigNid = wolfSSL_X509_get_signature_nid(x509);
- if (sigNid <= 0) {
- return WOLFSSL_FAILURE;
- }
- 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;
- }
- if (X509PrintSignature_ex(bio, sig, sigSz, sigNid, algOnly, indent)
- != WOLFSSL_SUCCESS) {
- XFREE(sig, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- return WOLFSSL_FAILURE;
- }
- if (sig != NULL) {
- XFREE(sig, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- }
- }
- return WOLFSSL_SUCCESS;
- }
- /* print out the public key in human readable format for use with
- * wolfSSL_X509_print()
- * return WOLFSSL_SUCCESS on success
- */
- static int X509PrintPubKey(WOLFSSL_BIO* bio, WOLFSSL_X509* x509, int indent)
- {
- char scratch[MAX_WIDTH];
- WOLFSSL_EVP_PKEY* pubKey;
- int len;
- int ret = WOLFSSL_SUCCESS;
- if (bio == NULL || x509 == NULL)
- return BAD_FUNC_ARG;
- len = XSNPRINTF(scratch, MAX_WIDTH, "%*sSubject Public Key Info:\n", indent, "");
- if (len >= MAX_WIDTH)
- return WOLFSSL_FAILURE;
- if (wolfSSL_BIO_write(bio, scratch, len) <= 0)
- return WOLFSSL_FAILURE;
- switch (x509->pubKeyOID) {
- #ifndef NO_RSA
- case RSAk:
- len = XSNPRINTF(scratch, MAX_WIDTH,
- "%*sPublic Key Algorithm: rsaEncryption\n", indent + 4, "");
- if (len >= MAX_WIDTH)
- return WOLFSSL_FAILURE;
- if (wolfSSL_BIO_write(bio, scratch, len) <= 0)
- return WOLFSSL_FAILURE;
- break;
- #endif
- #ifdef HAVE_ECC
- case ECDSAk:
- len = XSNPRINTF(scratch, MAX_WIDTH,
- "%*sPublic Key Algorithm: EC\n", indent + 4, "");
- if (len >= MAX_WIDTH)
- return WOLFSSL_FAILURE;
- if (wolfSSL_BIO_write(bio, scratch, len) <= 0)
- return WOLFSSL_FAILURE;
- break;
- #endif
- default:
- WOLFSSL_MSG("Unknown key type");
- return WOLFSSL_FAILURE;
- }
- pubKey = wolfSSL_X509_get_pubkey(x509);
- if (pubKey == NULL)
- return WOLFSSL_FAILURE;
- ret = wolfSSL_EVP_PKEY_print_public(bio, pubKey, indent + 8, NULL);
- wolfSSL_EVP_PKEY_free(pubKey);
- return ret;
- }
- /* human readable print out of x509 name formatted for use with
- * wolfSSL_X509_print()
- * return WOLFSSL_SUCCESS on success
- */
- static int X509PrintName(WOLFSSL_BIO* bio, WOLFSSL_X509_NAME* name,
- char* type, int indent)
- {
- char scratch[MAX_WIDTH];
- int scratchLen;
- if (name != NULL) {
- if ((scratchLen = XSNPRINTF(scratch, MAX_WIDTH,
- "%*s%s", indent, "", type))
- >= MAX_WIDTH)
- {
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_BIO_write(bio, scratch, scratchLen) <= 0) {
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_X509_NAME_print_ex(bio, name, 1, 0) <= 0) {
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_BIO_write(bio, "\n", (int)XSTRLEN("\n")) <= 0) {
- return WOLFSSL_FAILURE;
- }
- }
- return WOLFSSL_SUCCESS;
- }
- /* human readable print out of x509 version
- * return WOLFSSL_SUCCESS on success
- */
- static int X509PrintVersion(WOLFSSL_BIO* bio, int version, int indent)
- {
- char scratch[MAX_WIDTH];
- int scratchLen;
- if ((scratchLen = XSNPRINTF(scratch, MAX_WIDTH,
- "%*s%s", indent, "", "Version:"))
- >= MAX_WIDTH)
- {
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_BIO_write(bio, scratch, scratchLen) <= 0) {
- return WOLFSSL_FAILURE;
- }
- if ((scratchLen = XSNPRINTF(scratch, MAX_WIDTH,
- " %d (0x%x)\n", version, (byte)version-1))
- >= MAX_WIDTH)
- {
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_BIO_write(bio, scratch, scratchLen) <= 0) {
- return WOLFSSL_FAILURE;
- }
- return WOLFSSL_SUCCESS;
- }
- #ifdef WOLFSSL_CERT_REQ
- /* Print out of REQ attributes
- * return WOLFSSL_SUCCESS on success
- */
- static int X509PrintReqAttributes(WOLFSSL_BIO* bio, WOLFSSL_X509* x509,
- int indent)
- {
- WOLFSSL_X509_ATTRIBUTE* attr;
- char scratch[MAX_WIDTH];
- int scratchLen;
- int i = 0;
- if ((scratchLen = XSNPRINTF(scratch, MAX_WIDTH,
- "%*s%s", indent, "", "Attributes: \n"))
- >= MAX_WIDTH)
- {
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_BIO_write(bio, scratch, scratchLen) <= 0) {
- return WOLFSSL_FAILURE;
- }
- do {
- attr = wolfSSL_X509_REQ_get_attr(x509, i);
- if (attr != NULL) {
- char lName[NAME_SZ/4]; /* NAME_SZ default is 80 */
- int lNameSz = NAME_SZ/4;
- const byte* data;
- if (wolfSSL_OBJ_obj2txt(lName, lNameSz, attr->object, 0)
- == WOLFSSL_FAILURE)
- {
- return WOLFSSL_FAILURE;
- }
- lNameSz = (int)XSTRLEN(lName);
- data = wolfSSL_ASN1_STRING_get0_data(
- attr->value->value.asn1_string);
- if (data == NULL) {
- WOLFSSL_MSG("No REQ attribute found when expected");
- return WOLFSSL_FAILURE;
- }
- if ((scratchLen = XSNPRINTF(scratch, MAX_WIDTH,
- "%*s%s%*s:%s\n", indent+4, "",
- lName, (NAME_SZ/4)-lNameSz, "", data))
- >= MAX_WIDTH)
- {
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_BIO_write(bio, scratch, scratchLen) <= 0) {
- WOLFSSL_MSG("Error writing REQ attribute");
- return WOLFSSL_FAILURE;
- }
- }
- i++;
- } while (attr != NULL);
- return WOLFSSL_SUCCESS;
- }
- /*
- * return WOLFSSL_SUCCESS on success
- */
- int wolfSSL_X509_REQ_print(WOLFSSL_BIO* bio, WOLFSSL_X509* x509)
- {
- char subjType[] = "Subject: ";
- if (bio == NULL || x509 == NULL) {
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_BIO_write(bio, "Certificate Request:\n",
- (int)XSTRLEN("Certificate Request:\n")) <= 0) {
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_BIO_write(bio, " Data:\n",
- (int)XSTRLEN(" Data:\n")) <= 0) {
- return WOLFSSL_FAILURE;
- }
- /* print version of cert */
- if (X509PrintVersion(bio, wolfSSL_X509_version(x509), 8)
- != WOLFSSL_SUCCESS) {
- return WOLFSSL_FAILURE;
- }
- if (X509PrintSerial(bio, x509, 8) != WOLFSSL_SUCCESS) {
- return WOLFSSL_FAILURE;
- }
- /* print subject */
- if (X509PrintName(bio, wolfSSL_X509_get_subject_name(x509), subjType, 8)
- != WOLFSSL_SUCCESS) {
- return WOLFSSL_FAILURE;
- }
- /* get and print public key */
- if (X509PrintPubKey(bio, x509, 8) != WOLFSSL_SUCCESS) {
- return WOLFSSL_FAILURE;
- }
- /* print out extensions */
- if (X509PrintExtensions(bio, x509, 4) != WOLFSSL_SUCCESS) {
- return WOLFSSL_FAILURE;
- }
- /* print out req attributes */
- if (X509PrintReqAttributes(bio, x509, 4) != WOLFSSL_SUCCESS) {
- return WOLFSSL_FAILURE;
- }
- /* print out signature */
- if (X509PrintSignature(bio, x509, 0, 4) != WOLFSSL_SUCCESS) {
- 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;
- }
- #endif /* WOLFSSL_CERT_REQ */
- /* 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)
- {
- char issuType[] = "Issuer:";
- char subjType[] = "Subject:";
- 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 */
- if (X509PrintVersion(bio, wolfSSL_X509_version(x509), 8)
- != WOLFSSL_SUCCESS) {
- return WOLFSSL_FAILURE;
- }
- /* print serial number out */
- if (X509PrintSerial(bio, x509, 8) != WOLFSSL_SUCCESS) {
- return WOLFSSL_FAILURE;
- }
- /* print out signature algo*/
- if (X509PrintSignature(bio, x509, 1, 8) != WOLFSSL_SUCCESS) {
- return WOLFSSL_FAILURE;
- }
- /* print issuer */
- if (X509PrintName(bio, wolfSSL_X509_get_issuer_name(x509), issuType, 8)
- != WOLFSSL_SUCCESS) {
- 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;
- }
- if (wolfSSL_BIO_write(bio, "\n\0", (int)XSTRLEN("\n\0")) <= 0) {
- return WOLFSSL_FAILURE;
- }
- }
- #endif
- /* print subject */
- if (X509PrintName(bio, wolfSSL_X509_get_subject_name(x509), subjType, 8)
- != WOLFSSL_SUCCESS) {
- return WOLFSSL_FAILURE;
- }
- /* get and print public key */
- if (X509PrintPubKey(bio, x509, 8) != WOLFSSL_SUCCESS) {
- return WOLFSSL_FAILURE;
- }
- /* print out extensions */
- if (X509PrintExtensions(bio, x509, 8) != WOLFSSL_SUCCESS) {
- return WOLFSSL_FAILURE;
- }
- /* print out signature */
- if (X509PrintSignature(bio, x509, 0, 4) != WOLFSSL_SUCCESS) {
- 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)
- {
- int length = 0;
- word32 idx = 0;
- int i;
- (void)sig;
- WOLFSSL_ENTER("wolfSSL_X509_signature_print");
- if (!bp || !sigalg) {
- WOLFSSL_MSG("Bad parameter");
- return WOLFSSL_FAILURE;
- }
- if ((sigalg->algorithm->obj == NULL) ||
- (sigalg->algorithm->obj[idx] != ASN_OBJECT_ID)) {
- WOLFSSL_MSG("Bad ASN1 Object");
- return WOLFSSL_FAILURE;
- }
- idx++; /* skip object id */
- if (GetLength((const byte*)sigalg->algorithm->obj, &idx, &length,
- sigalg->algorithm->objSz) < 0 || length < 0) {
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_BIO_puts(bp, " Raw Signature Algorithm:") <= 0) {
- WOLFSSL_MSG("wolfSSL_BIO_puts error");
- return WOLFSSL_FAILURE;
- }
- for (i = 0; i < length; ++i) {
- char hex_digits[4];
- #ifdef XSNPRINTF
- if (XSNPRINTF(hex_digits, sizeof(hex_digits), "%c%02X", i>0 ? ':' : ' ',
- (unsigned int)sigalg->algorithm->obj[idx+i])
- >= (int)sizeof(hex_digits))
- {
- WOLFSSL_MSG("buffer overrun");
- return WOLFSSL_FAILURE;
- }
- #else
- XSPRINTF(hex_digits, "%c%02X", i>0 ? ':' : ' ',
- (unsigned int)sigalg->algorithm->obj[idx+i]);
- #endif
- if (wolfSSL_BIO_puts(bp, hex_digits) <= 0)
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_BIO_puts(bp, "\n") <= 0)
- 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 */
- #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
- /* Add directory path that will be used for loading certs and CRLs
- * which have the <hash>.rn name format.
- * type may be WOLFSSL_FILETYPE_PEM or WOLFSSL_FILETYPE_ASN1.
- * returns WOLFSSL_SUCCESS on successful, otherwise negative or zero. */
- int wolfSSL_X509_LOOKUP_add_dir(WOLFSSL_X509_LOOKUP* lookup, const char* dir,
- long type)
- {
- return wolfSSL_X509_LOOKUP_ctrl(lookup, WOLFSSL_X509_L_ADD_DIR, dir, type,
- NULL);
- }
- 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 != WOLFSSL_FILETYPE_PEM)
- return WS_RETURN_CODE(BAD_FUNC_ARG, (int)WOLFSSL_FAILURE);
- fp = XFOPEN(file, "rb");
- if (fp == XBADFILE)
- return WS_RETURN_CODE(BAD_FUNC_ARG, (int)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, (int)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)
- {
- #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
- WOLFSSL_ENTER("x509AddCertDir");
- 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;
- (void)argl;
- 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 returns 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 location 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(WOLFSSL_CERT_GEN)
- static int wolfssl_x509_make_der(WOLFSSL_X509* x509, int req,
- unsigned char* der, int* derSz, int includeSig);
- #endif
- #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.");
- WOLFSSL_ERROR(ASN1_R_HEADER_TOO_LONG);
- 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 */
- #endif /* OPENSSL_EXTRA */
- #ifdef OPENSSL_EXTRA
- /* 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 */
- #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)
- {
- WOLFSSL_X509 *x509 = NULL;
- int cnt = 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)
- #if !defined(NO_BIO)
- STACK_OF(WOLFSSL_X509_INFO) *info;
- WOLFSSL_X509_INFO *info_tmp;
- int i;
- int num = 0;
- WOLFSSL_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, wolfSSL_X509_INFO_free);
- #elif defined(HAVE_CRL)
- /* Only supports one certificate or CRL in the file. */
- WOLFSSL_X509_CRL* crl = NULL;
- XFILE fp = XFOPEN(file, "rb");
- if (fp == XBADFILE) {
- WOLFSSL_MSG("XFOPEN error");
- return cnt;
- }
- x509 = wolfSSL_PEM_read_X509(fp, NULL, NULL, NULL);
- if (x509 != NULL) {
- if (wolfSSL_X509_STORE_add_cert(ctx->store, x509) ==
- WOLFSSL_SUCCESS) {
- cnt++;
- }
- else {
- WOLFSSL_MSG("wolfSSL_X509_STORE_add_cert failed");
- }
- }
- else {
- XREWIND(fp);
- crl = wolfSSL_PEM_read_X509_CRL(fp, NULL, NULL, NULL);
- if (crl != NULL) {
- if (wolfSSL_X509_STORE_add_crl(ctx->store, crl) ==
- WOLFSSL_SUCCESS) {
- cnt++;
- }
- else {
- WOLFSSL_MSG("wolfSSL_X509_STORE_add_crl failed");
- }
- }
- else {
- WOLFSSL_MSG("Certificate and CRL not recognized");
- return cnt;
- }
- }
- wolfSSL_X509_free(x509);
- wolfSSL_X509_CRL_free(crl);
- #endif
- #else
- (void)cnt;
- #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);
- }
- /* 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)
- {
- #ifndef NO_BIO
- 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;
- #else
- int ret = WOLFSSL_FAILURE;
- int count = 0;
- XFILE fp;
- WOLFSSL_X509_CRL *crl = NULL;
- WOLFSSL_ENTER("wolfSSL_X509_load_crl_file");
- if (ctx == NULL || file == NULL)
- return ret;
- if ((fp = XFOPEN(file, "rb")) == XBADFILE)
- return ret;
- if (type == WOLFSSL_FILETYPE_PEM) {
- do {
- crl = wolfSSL_PEM_read_X509_CRL(fp, 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_fp(fp, 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);
- XFCLOSE(fp);
- 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;
- }
- /* Retrieve issuer X509_NAME from CRL
- * return X509_NAME* on success
- * return NULL on failure
- */
- WOLFSSL_X509_NAME* wolfSSL_X509_CRL_get_issuer_name(WOLFSSL_X509_CRL* crl)
- {
- if (crl == NULL || crl->crlList == NULL)
- return NULL;
- return crl->crlList->issuer;
- }
- /* Retrieve version from CRL
- * return version on success
- * return 0 on failure
- */
- int wolfSSL_X509_CRL_version(WOLFSSL_X509_CRL* crl)
- {
- if (crl == NULL || crl->crlList == NULL)
- return 0;
- return crl->crlList->version;
- }
- /* Retrieve sig OID from CRL
- * return OID on success
- * return 0 on failure
- */
- int wolfSSL_X509_CRL_get_signature_type(WOLFSSL_X509_CRL* crl)
- {
- if (crl == NULL || crl->crlList == NULL)
- return 0;
- return crl->crlList->signatureOID;
- }
- /* Retrieve sig NID from CRL
- * return NID on success
- * return 0 on failure
- */
- int wolfSSL_X509_CRL_get_signature_nid(const WOLFSSL_X509_CRL* crl)
- {
- if (crl == NULL || crl->crlList == NULL)
- return 0;
- return oid2nid(crl->crlList->signatureOID, oidSigType);
- }
- /* Retrieve signature from CRL
- * return WOLFSSL_SUCCESS on success and negative values on failure
- */
- int wolfSSL_X509_CRL_get_signature(WOLFSSL_X509_CRL* crl,
- unsigned char* buf, int* bufSz)
- {
- WOLFSSL_ENTER("wolfSSL_X509_CRL_get_signature");
- if (crl == NULL || crl->crlList == NULL || bufSz == NULL)
- return BAD_FUNC_ARG;
- if (buf != NULL)
- XMEMCPY(buf, crl->crlList->signature, *bufSz);
- *bufSz = (int)crl->crlList->signatureSz;
- return WOLFSSL_SUCCESS;
- }
- /* Retrieve serial number from RevokedCert
- * return WOLFSSL_SUCCESS on success and negative values on failure
- */
- int wolfSSL_X509_REVOKED_get_serial_number(RevokedCert* rev,
- byte* in, int* inOutSz)
- {
- WOLFSSL_ENTER("wolfSSL_X509_REVOKED_get_serial_number");
- if (rev == NULL || inOutSz == NULL) {
- return BAD_FUNC_ARG;
- }
- if (in != NULL) {
- if (*inOutSz < rev->serialSz) {
- WOLFSSL_MSG("Serial buffer too small");
- return BUFFER_E;
- }
- XMEMCPY(in, rev->serialNumber, rev->serialSz);
- }
- *inOutSz = rev->serialSz;
- return WOLFSSL_SUCCESS;
- }
- const WOLFSSL_ASN1_INTEGER* wolfSSL_X509_REVOKED_get0_serial_number(const
- WOLFSSL_X509_REVOKED *rev)
- {
- WOLFSSL_ENTER("wolfSSL_X509_REVOKED_get0_serial_number");
- if (rev != NULL) {
- return rev->serialNumber;
- }
- else
- return NULL;
- }
- #ifndef NO_WOLFSSL_STUB
- const WOLFSSL_ASN1_TIME* wolfSSL_X509_REVOKED_get0_revocation_date(const
- WOLFSSL_X509_REVOKED *rev)
- {
- WOLFSSL_STUB("wolfSSL_X509_REVOKED_get0_revocation_date");
- (void) rev;
- return NULL;
- }
- #endif
- #ifndef NO_BIO
- /* print serial number out
- * return WOLFSSL_SUCCESS on success
- */
- static int X509RevokedPrintSerial(WOLFSSL_BIO* bio, RevokedCert* rev,
- int indent)
- {
- unsigned char serial[32];
- int sz = sizeof(serial);
- XMEMSET(serial, 0, sz);
- if (wolfSSL_X509_REVOKED_get_serial_number(rev, serial, &sz)
- == WOLFSSL_SUCCESS) {
- X509PrintSerial_ex(bio, serial, sz, 0, indent);
- }
- return WOLFSSL_SUCCESS;
- }
- /* print out the signature in human readable format for use with
- * wolfSSL_X509_CRL_print()
- * return WOLFSSL_SUCCESS on success
- */
- static int X509CRLPrintSignature(WOLFSSL_BIO* bio, WOLFSSL_X509_CRL* crl,
- int algOnly, int indent)
- {
- int sigSz = 0;
- if (wolfSSL_X509_CRL_get_signature(crl, NULL, &sigSz) <= 0) {
- return WOLFSSL_FAILURE;
- }
- if (sigSz > 0) {
- unsigned char* sig;
- int sigNid = wolfSSL_X509_CRL_get_signature_nid(crl);
- sig = (unsigned char*)XMALLOC(sigSz, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (sig == NULL) {
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_X509_CRL_get_signature(crl, sig, &sigSz) <= 0) {
- XFREE(sig, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- return WOLFSSL_FAILURE;
- }
- if (X509PrintSignature_ex(bio, sig, sigSz, sigNid, algOnly, indent)
- != WOLFSSL_SUCCESS) {
- XFREE(sig, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- return WOLFSSL_FAILURE;
- }
- if (sig != NULL) {
- XFREE(sig, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- }
- }
- return WOLFSSL_SUCCESS;
- }
- #endif /* !NO_BIO */
- #if !defined(NO_BIO) && defined(XSNPRINTF)
- /* print out the extensions in human readable format for use with
- * wolfSSL_X509_CRL_print()
- * return WOLFSSL_SUCCESS on success
- */
- static int X509CRLPrintExtensions(WOLFSSL_BIO* bio, WOLFSSL_X509_CRL* crl,
- int indent)
- {
- char tmp[MAX_WIDTH]; /* buffer for XSNPRINTF */
- if (XSNPRINTF(tmp, MAX_WIDTH, "%*s%s\n", indent, "",
- "CRL extensions:") >= MAX_WIDTH) {
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_BIO_write(bio, tmp, (int)XSTRLEN(tmp)) <= 0) {
- return WOLFSSL_FAILURE;
- }
- if (crl->crlList->crlNumber) {
- if (XSNPRINTF(tmp, MAX_WIDTH, "%*s%s\n", indent + 4, "",
- "X509v3 CRL Number:") >= MAX_WIDTH) {
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_BIO_write(bio, tmp, (int)XSTRLEN(tmp)) <= 0) {
- return WOLFSSL_FAILURE;
- }
- if (XSNPRINTF(tmp, MAX_WIDTH, "%*s%d\n", indent + 8, "",
- crl->crlList->crlNumber) >= MAX_WIDTH)
- {
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_BIO_write(bio, tmp, (int)XSTRLEN(tmp)) <= 0) {
- return WOLFSSL_FAILURE;
- }
- XMEMSET(tmp, 0, sizeof(tmp));
- }
- #if !defined(NO_SKID)
- if (crl->crlList->extAuthKeyIdSet && crl->crlList->extAuthKeyId[0] != 0) {
- word32 i;
- char val[5];
- int valSz = 5;
- if (XSNPRINTF(tmp, MAX_WIDTH, "%*s%s", indent + 4, "",
- "X509v3 Authority Key Identifier:") >= MAX_WIDTH) {
- return WOLFSSL_FAILURE;
- }
- XSTRNCAT(tmp, "\n", MAX_WIDTH - XSTRLEN(tmp) - 1);
- if (wolfSSL_BIO_write(bio, tmp, (int)XSTRLEN(tmp)) <= 0) {
- return WOLFSSL_FAILURE;
- }
- XMEMSET(tmp, 0, MAX_WIDTH);
- if (XSNPRINTF(tmp, MAX_WIDTH - 1, "%*s%s",
- indent + 8, "", "keyid") >= MAX_WIDTH) {
- return WOLFSSL_FAILURE;
- }
- for (i = 0; i < XSTRLEN((char*)crl->crlList->extAuthKeyId); 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';
- }
- if (XSNPRINTF(val, valSz, ":%02X", crl->crlList->extAuthKeyId[i])
- >= valSz)
- {
- WOLFSSL_MSG("buffer overrun");
- return WOLFSSL_FAILURE;
- }
- XSTRNCAT(tmp, val, valSz);
- }
- XSTRNCAT(tmp, "\n", XSTRLEN("\n") + 1);
- if (wolfSSL_BIO_write(bio, tmp, (int)XSTRLEN(tmp)) <= 0) {
- return WOLFSSL_FAILURE;
- }
- }
- #endif
- return WOLFSSL_SUCCESS;
- }
- /* iterate through a CRL's Revoked Certs and print out in human
- * readable format for use with wolfSSL_X509_CRL_print()
- * return WOLFSSL_SUCCESS on success
- */
- static int X509CRLPrintRevoked(WOLFSSL_BIO* bio, WOLFSSL_X509_CRL* crl,
- int indent)
- {
- char tmp[MAX_WIDTH]; /* buffer for XSNPRINTF */
- int i;
- if (crl->crlList->totalCerts > 0) {
- RevokedCert* revoked = crl->crlList->certs;
- if (XSNPRINTF(tmp, MAX_WIDTH, "%*s%s\n", indent, "",
- "Revoked Certificates:") >= MAX_WIDTH) {
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_BIO_write(bio, tmp, (int)XSTRLEN(tmp)) <= 0) {
- return WOLFSSL_FAILURE;
- }
- XMEMSET(tmp, 0, MAX_WIDTH);
- for (i = 0; i < crl->crlList->totalCerts; i++) {
- if (revoked->serialSz > 0) {
- if (X509RevokedPrintSerial(bio, revoked, indent + 4)
- != WOLFSSL_SUCCESS) {
- return WOLFSSL_FAILURE;
- }
- }
- #ifndef NO_ASN_TIME
- if (XSNPRINTF(tmp, MAX_WIDTH, "%*s%s", indent + 8, "",
- "Revocation Date: ") >= MAX_WIDTH) {
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_BIO_write(bio, tmp, (int)XSTRLEN(tmp)) <= 0) {
- return WOLFSSL_FAILURE;
- }
- if (revoked->revDate[0] != 0) {
- if (GetTimeString(revoked->revDate, ASN_UTC_TIME,
- tmp, MAX_WIDTH) != WOLFSSL_SUCCESS) {
- if (GetTimeString(revoked->revDate, ASN_GENERALIZED_TIME,
- tmp, MAX_WIDTH) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Error getting revocation date");
- return WOLFSSL_FAILURE;
- }
- }
- }
- else {
- XSTRNCPY(tmp, "Not Set", MAX_WIDTH-1);
- }
- tmp[MAX_WIDTH - 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", (int)XSTRLEN("\n")) <= 0) {
- return WOLFSSL_FAILURE;
- }
- #endif
- revoked = revoked->next;
- }
- }
- else {
- if (wolfSSL_BIO_write(bio, "No Revoked Certificates.\n",
- (int)XSTRLEN("No Revoked Certificates.\n")) <= 0) {
- return WOLFSSL_FAILURE;
- }
- }
- return WOLFSSL_SUCCESS;
- }
- #ifndef NO_ASN_TIME
- /* print out the last/next update times in human readable
- * format for use with wolfSSL_X509_CRL_print()
- * return WOLFSSL_SUCCESS on success
- */
- static int X509CRLPrintDates(WOLFSSL_BIO* bio, WOLFSSL_X509_CRL* crl,
- int indent)
- {
- char tmp[MAX_WIDTH]; /* buffer for XSNPRINTF */
- if (XSNPRINTF(tmp, MAX_WIDTH, "%*s%s", indent, "",
- "Last Update: ") >= MAX_WIDTH) {
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_BIO_write(bio, tmp, (int)XSTRLEN(tmp)) <= 0) {
- return WOLFSSL_FAILURE;
- }
- if (crl->crlList->lastDate[0] != 0) {
- if (GetTimeString(crl->crlList->lastDate, ASN_UTC_TIME,
- tmp, MAX_WIDTH) != WOLFSSL_SUCCESS) {
- if (GetTimeString(crl->crlList->lastDate, ASN_GENERALIZED_TIME,
- tmp, MAX_WIDTH) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Error getting last update 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", (int)XSTRLEN("\n")) <= 0) {
- return WOLFSSL_FAILURE;
- }
- if (XSNPRINTF(tmp, MAX_WIDTH, "%*s%s", indent, "",
- "Next Update: ") >= MAX_WIDTH) {
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_BIO_write(bio, tmp, (int)XSTRLEN(tmp)) <= 0) {
- return WOLFSSL_FAILURE;
- }
- if (crl->crlList->nextDate[0] != 0) {
- if (GetTimeString(crl->crlList->nextDate, ASN_UTC_TIME,
- tmp, MAX_WIDTH) != WOLFSSL_SUCCESS) {
- if (GetTimeString(crl->crlList->nextDate, ASN_GENERALIZED_TIME,
- tmp, MAX_WIDTH) != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Error getting next update 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", (int)XSTRLEN("\n")) <= 0) {
- return WOLFSSL_FAILURE;
- }
- return WOLFSSL_SUCCESS;
- }
- #endif
- /* Writes the human readable form of x509 to bio.
- *
- * bio WOLFSSL_BIO to write to.
- * crl Certificate revocation list to write.
- *
- * returns WOLFSSL_SUCCESS on success and WOLFSSL_FAILURE on failure
- */
- int wolfSSL_X509_CRL_print(WOLFSSL_BIO* bio, WOLFSSL_X509_CRL* crl)
- {
- char issuType[] = "Issuer: ";
- if (bio == NULL || crl == NULL || crl->crlList == NULL) {
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_BIO_write(bio, "Certificate Revocation List (CRL):\n",
- (int)XSTRLEN("Certificate Revocation List (CRL):\n")) <= 0) {
- return WOLFSSL_FAILURE;
- }
- /* print version */
- if (X509PrintVersion(bio, wolfSSL_X509_CRL_version(crl), 8)
- != WOLFSSL_SUCCESS) {
- return WOLFSSL_FAILURE;
- }
- /* print signature algo */
- if (X509CRLPrintSignature(bio, crl, 1, 8) != WOLFSSL_SUCCESS) {
- return WOLFSSL_FAILURE;
- }
- /* print issuer name */
- if (X509PrintName(bio, wolfSSL_X509_CRL_get_issuer_name(crl), issuType, 8)
- != WOLFSSL_SUCCESS) {
- return WOLFSSL_FAILURE;
- }
- #ifndef NO_ASN_TIME
- /* print last and next update times */
- if (X509CRLPrintDates(bio, crl, 8) != WOLFSSL_SUCCESS) {
- return WOLFSSL_FAILURE;
- }
- #endif
- /* print CRL extensions */
- if (X509CRLPrintExtensions(bio, crl, 8) != WOLFSSL_SUCCESS) {
- return WOLFSSL_FAILURE;
- }
- /* print CRL Revoked Certs */
- if (X509CRLPrintRevoked(bio, crl, 0) != WOLFSSL_SUCCESS) {
- return WOLFSSL_FAILURE;
- }
- if (X509CRLPrintSignature(bio, crl, 0, 4) != WOLFSSL_SUCCESS) {
- return WOLFSSL_FAILURE;
- }
- if (wolfSSL_BIO_write(bio, "\n\0", (int)XSTRLEN("\n\0")) <= 0) {
- return WOLFSSL_FAILURE;
- }
- return WOLFSSL_SUCCESS;
- }
- #endif /* !NO_BIO && XSNPRINTF */
- #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
- WOLFSSL_ASN1_TIME* wolfSSL_X509_CRL_get_lastUpdate(WOLFSSL_X509_CRL* crl)
- {
- if ((crl != NULL) && (crl->crlList != NULL) &&
- (crl->crlList->lastDateAsn1.data[0] != 0)) {
- return &crl->crlList->lastDateAsn1;
- }
- else
- return NULL;
- }
- WOLFSSL_ASN1_TIME* wolfSSL_X509_CRL_get_nextUpdate(WOLFSSL_X509_CRL* crl)
- {
- if ((crl != NULL) && (crl->crlList != NULL) &&
- (crl->crlList->nextDateAsn1.data[0] != 0)) {
- return &crl->crlList->nextDateAsn1;
- }
- else
- return NULL;
- }
- #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)
- {
- WOLFSSL_ENTER("wolfSSL_X509_VERIFY_PARAM_set1_host");
- if (pParam == NULL)
- return WOLFSSL_FAILURE;
- /* If name is NULL, clear hostname. */
- if (name == NULL) {
- XMEMSET(pParam->hostName, 0, WOLFSSL_HOST_NAME_MAX);
- return WOLFSSL_SUCCESS;
- }
- /* If name is NULL-terminated, namelen can be set to zero. */
- if (nameSz == 0) {
- nameSz = (unsigned int)XSTRLEN(name);
- }
- if (nameSz > 0 && name[nameSz - 1] == '\0')
- nameSz--;
- if (nameSz > WOLFSSL_HOST_NAME_MAX-1) {
- WOLFSSL_MSG("Truncating name");
- nameSz = WOLFSSL_HOST_NAME_MAX-1;
- }
- if (nameSz > 0) {
- XMEMCPY(pParam->hostName, name, nameSz);
- XMEMSET(pParam->hostName + nameSz, 0,
- WOLFSSL_HOST_NAME_MAX - nameSz);
- }
- pParam->hostName[nameSz] = '\0';
- return WOLFSSL_SUCCESS;
- }
- /* 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 {
- XSTRLCPY(param->ipasc, ipasc, WOLFSSL_MAX_IPSTR);
- 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)");
- 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);
- }
- /* 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 = wc_Time(0);
- }
- else {
- pTime = cmpTime;
- }
- if (wolfSSL_ASN1_TIME_to_tm((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 : wc_Time(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);
- }
- WOLFSSL_ASN1_TIME* wolfSSL_X509_gmtime_adj(WOLFSSL_ASN1_TIME *s, long adj)
- {
- return wolfSSL_X509_time_adj(s, adj, NULL);
- }
- #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)
- 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 */
- #ifdef OPENSSL_EXTRA
- #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 && algor->parameter)
- *ppval = algor->parameter->value.ptr;
- 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 (!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;
- }
- /**
- * 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;
- int ptype;
- void *pval;
- #ifndef NO_DSA
- WOLFSSL_ASN1_STRING *str;
- #endif
- #ifdef HAVE_ECC
- int nid;
- const WOLFSSL_EC_GROUP *group;
- #endif
- 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:
- pval = NULL;
- ptype = V_ASN1_NULL;
- pk->pubKeyOID = RSAk;
- break;
- #endif
- #ifndef NO_DSA
- case EVP_PKEY_DSA:
- if (!key->dsa->p || !key->dsa->q || !key->dsa->g)
- goto error;
- str = wolfSSL_ASN1_STRING_new();
- if (str == NULL)
- goto error;
- str->length = wolfSSL_i2d_DSAparams(key->dsa, (unsigned char **)&str->data);
- if (str->length <= 0)
- goto error;
- str->isDynamic = 1;
- pval = str;
- ptype = V_ASN1_SEQUENCE;
- pk->pubKeyOID = DSAk;
- break;
- #endif
- #ifdef HAVE_ECC
- case EVP_PKEY_EC:
- group = wolfSSL_EC_KEY_get0_group(key->ecc);
- if (!group)
- goto error;
- nid = wolfSSL_EC_GROUP_get_curve_name(group);
- if (nid == WOLFSSL_FAILURE) {
- /* TODO: Add support for no nid case */
- WOLFSSL_MSG("nid not found");
- goto error;
- }
- pval = wolfSSL_OBJ_nid2obj(nid);
- if (!pval)
- goto error;
- ptype = V_ASN1_OBJECT;
- pk->pubKeyOID = ECDSAk;
- break;
- #endif
- default:
- WOLFSSL_MSG("Unknown key type");
- goto error;
- }
- if (!wolfSSL_X509_ALGOR_set0(pk->algor, wolfSSL_OBJ_nid2obj(key->type), ptype, pval)) {
- WOLFSSL_MSG("Failed to create algorithm object");
- if (ptype == V_ASN1_OBJECT)
- ASN1_OBJECT_free((WOLFSSL_ASN1_OBJECT *)pval);
- else
- ASN1_STRING_free((WOLFSSL_ASN1_STRING *)pval);
- 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 || WOLFSSL_WPAS */
- #endif /* OPENSSL_EXTRA */
- #if defined(OPENSSL_EXTRA) || defined(WOLFSSL_WPAS_SMALL)
- 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);
- }
- #endif /* OPENSSL_EXTRA || WOLFSSL_WPAS_SMALL */
- #ifdef KEEP_PEER_CERT
- char* wolfSSL_X509_get_subjectCN(WOLFSSL_X509* x509)
- {
- if (x509 == NULL)
- return NULL;
- return x509->subjectCN;
- }
- #endif /* KEEP_PEER_CERT */
- #if defined(OPENSSL_EXTRA_X509_SMALL) || defined(OPENSSL_EXTRA)
- /* 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");
- return WOLFSSL_FAILURE;
- }
- #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
- #if defined(OPENSSL_EXTRA) || defined(OPENSSL_EXTRA_X509_SMALL)
- 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) {
- #if defined(OPENSSL_ALL)
- int idx;
- #endif
- cert->version = req->version;
- cert->isCA = req->isCa;
- cert->basicConstSet = req->basicConstSet;
- #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
- XMEMCPY(cert->challengePw, req->challengePw, CTC_NAME_SIZE);
- cert->challengePwPrintableString = req->challengePw[0] != 0;
- #if defined(OPENSSL_ALL)
- idx = wolfSSL_X509_REQ_get_attr_by_NID(req,
- NID_pkcs9_unstructuredName, -1);
- if (idx != WOLFSSL_FATAL_ERROR) {
- WOLFSSL_X509_ATTRIBUTE *attr;
- attr = wolfSSL_X509_REQ_get_attr(req, idx);
- if (attr != NULL) {
- const unsigned char *attrData;
- int attrDataSz;
- attrData = wolfSSL_ASN1_STRING_get0_data(
- attr->value->value.asn1_string);
- attrDataSz = wolfSSL_ASN1_STRING_length(
- attr->value->value.asn1_string);
- /* +1 to make sure is terminated string */
- if (attrDataSz + 1 > CTC_NAME_SIZE) {
- WOLFSSL_MSG("attribute size was too large to copy");
- ret = REQ_ATTRIBUTE_E;
- }
- else {
- XMEMCPY(cert->unstructuredName, attrData, attrDataSz);
- cert->unstructuredName[attrDataSz] = '\0';
- }
- }
- }
- #endif /* OPENSSL_ALL */
- #ifdef WOLFSSL_ALT_NAMES
- cert->altNamesSz = FlattenAltNames(cert->altNames,
- sizeof(cert->altNames), req->altNames);
- #endif /* WOLFSSL_ALT_NAMES */
- }
- return ret;
- }
- #endif /* WOLFSSL_CERT_REQ */
- /* 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] = (byte) 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;
- }
- /* 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);
- if (x509->notBefore.length > 0) {
- cert->beforeDateSz = CertDateFromX509(cert->beforeDate,
- CTC_DATE_SIZE, &x509->notBefore);
- if (cert->beforeDateSz <= 0){
- WOLFSSL_MSG("Error converting WOLFSSL_X509 not before date");
- 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("Error converting WOLFSSL_X509 not after date");
- return WOLFSSL_FAILURE;
- }
- }
- else {
- cert->afterDateSz = 0;
- }
- #ifdef WOLFSSL_ALT_NAMES
- 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);
- cert->basicConstSet = x509->basicConstSet;
- #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");
- WOLFSSL_ERROR_VERBOSE(BUFFER_E);
- return WOLFSSL_FAILURE;
- }
- if (x509->authKeyIdSz < sizeof(cert->akid)) {
- #ifdef WOLFSSL_AKID_NAME
- cert->rawAkid = 0;
- if (x509->authKeyIdSrc) {
- XMEMCPY(cert->akid, x509->authKeyIdSrc, x509->authKeyIdSrcSz);
- cert->akidSz = (int)x509->authKeyIdSrcSz;
- cert->rawAkid = 1;
- }
- else
- #endif
- if (x509->authKeyId) {
- XMEMCPY(cert->akid, x509->authKeyId, x509->authKeyIdSz);
- cert->akidSz = (int)x509->authKeyIdSz;
- }
- }
- else {
- WOLFSSL_MSG("Auth Key ID too large");
- WOLFSSL_ERROR_VERBOSE(BUFFER_E);
- 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;
- cert->extKeyUsage = x509->extKeyUsage;
- cert->nsCertType = x509->nsCertType;
- if (x509->rawCRLInfo != NULL) {
- if (x509->rawCRLInfoSz > CTC_MAX_CRLINFO_SZ) {
- WOLFSSL_MSG("CRL Info too large");
- WOLFSSL_ERROR_VERBOSE(BUFFER_E);
- return WOLFSSL_FAILURE;
- }
- XMEMCPY(cert->crlInfo, x509->rawCRLInfo, x509->rawCRLInfoSz);
- cert->crlInfoSz = x509->rawCRLInfoSz;
- }
- #endif /* WOLFSSL_CERT_EXT */
- #ifdef WOLFSSL_CERT_REQ
- /* copy over challenge password for REQ certs */
- XMEMCPY(cert->challengePw, x509->challengePw, CTC_NAME_SIZE);
- #endif
- /* Only makes sense to do this for OPENSSL_EXTRA because without
- * this define the function will error out below */
- #ifdef OPENSSL_EXTRA
- if (x509->serialSz == 0 && x509->serialNumber != NULL &&
- /* Check if the buffer contains more than just the
- * ASN tag and length */
- x509->serialNumber->length > 2) {
- if (wolfSSL_X509_set_serialNumber(x509, x509->serialNumber)
- != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Failed to set serial number");
- return WOLFSSL_FAILURE;
- }
- }
- #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");
- WOLFSSL_ERROR_VERBOSE(BUFFER_E);
- 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)
- {
- #if !defined(NO_PWDBASED) && defined(OPENSSL_EXTRA)
- int hashType;
- int sigType = WOLFSSL_FAILURE;
- /* Convert key type and hash algorithm to a signature algorithm */
- if (wolfSSL_EVP_get_hashinfo(md, &hashType, NULL) == WOLFSSL_FAILURE) {
- return WOLFSSL_FAILURE;
- }
- 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;
- #else
- (void)md;
- (void)pkey;
- WOLFSSL_MSG("Cannot get hashinfo when NO_PWDBASED is defined");
- return WOLFSSL_FAILURE;
- #endif /* !NO_PWDBASED && OPENSSL_EXTRA */
- }
- /* 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 = NULL;
- void* key = NULL;
- int type = -1;
- #ifndef NO_RSA
- RsaKey* rsa = NULL;
- #endif
- #ifdef HAVE_ECC
- ecc_key* ecc = NULL;
- #endif
- #ifndef NO_DSA
- DsaKey* dsa = NULL;
- #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
- /* allocate Cert struct on heap since it is large */
- cert = (Cert*)XMALLOC(sizeof(Cert), NULL, DYNAMIC_TYPE_CERT);
- if (cert == NULL) {
- WOLFSSL_MSG("Failed to allocate memory for Cert struct");
- return WOLFSSL_FAILURE;
- }
- XMEMSET(cert, 0, sizeof(Cert));
- #ifdef WOLFSSL_CERT_REQ
- if (req) {
- if (ReqCertFromX509(cert, x509) != WOLFSSL_SUCCESS) {
- XFREE(cert, NULL, DYNAMIC_TYPE_CERT);
- return WOLFSSL_FAILURE;
- }
- }
- else
- #endif
- {
- /* Create a Cert that has the certificate fields. */
- if (CertFromX509(cert, x509) != WOLFSSL_SUCCESS) {
- XFREE(cert, NULL, DYNAMIC_TYPE_CERT);
- return WOLFSSL_FAILURE;
- }
- }
- /* Create a public key object from requests public key. */
- #ifndef NO_RSA
- if (x509->pubKeyOID == RSAk) {
- rsa = (RsaKey*)XMALLOC(sizeof(RsaKey), NULL, DYNAMIC_TYPE_RSA);
- if (rsa == NULL) {
- WOLFSSL_MSG("Failed to allocate memory for RsaKey");
- XFREE(cert, NULL, DYNAMIC_TYPE_CERT);
- return WOLFSSL_FAILURE;
- }
- type = RSA_TYPE;
- ret = wc_InitRsaKey(rsa, x509->heap);
- if (ret != 0) {
- XFREE(rsa, NULL, DYNAMIC_TYPE_RSA);
- XFREE(cert, NULL, DYNAMIC_TYPE_CERT);
- return ret;
- }
- ret = wc_RsaPublicKeyDecode(x509->pubKey.buffer, &idx, rsa,
- x509->pubKey.length);
- if (ret != 0) {
- WOLFSSL_ERROR_VERBOSE(ret);
- wc_FreeRsaKey(rsa);
- XFREE(rsa, NULL, DYNAMIC_TYPE_RSA);
- XFREE(cert, NULL, DYNAMIC_TYPE_CERT);
- return ret;
- }
- key = (void*)rsa;
- }
- #endif
- #ifdef HAVE_ECC
- if (x509->pubKeyOID == ECDSAk) {
- ecc = (ecc_key*)XMALLOC(sizeof(ecc_key), NULL, DYNAMIC_TYPE_ECC);
- if (ecc == NULL) {
- WOLFSSL_MSG("Failed to allocate memory for ecc_key");
- XFREE(cert, NULL, DYNAMIC_TYPE_CERT);
- return WOLFSSL_FAILURE;
- }
- type = ECC_TYPE;
- ret = wc_ecc_init(ecc);
- if (ret != 0) {
- XFREE(ecc, NULL, DYNAMIC_TYPE_ECC);
- XFREE(cert, NULL, DYNAMIC_TYPE_CERT);
- return ret;
- }
- ret = wc_EccPublicKeyDecode(x509->pubKey.buffer, &idx, ecc,
- x509->pubKey.length);
- if (ret != 0) {
- WOLFSSL_ERROR_VERBOSE(ret);
- wc_ecc_free(ecc);
- XFREE(ecc, NULL, DYNAMIC_TYPE_ECC);
- XFREE(cert, NULL, DYNAMIC_TYPE_CERT);
- return ret;
- }
- key = (void*)ecc;
- }
- #endif
- #ifndef NO_DSA
- if (x509->pubKeyOID == DSAk) {
- dsa = (DsaKey*)XMALLOC(sizeof(DsaKey), NULL, DYNAMIC_TYPE_DSA);
- if (dsa == NULL) {
- WOLFSSL_MSG("Failed to allocate memory for DsaKey");
- XFREE(cert, NULL, DYNAMIC_TYPE_CERT);
- return WOLFSSL_FAILURE;
- }
- type = DSA_TYPE;
- ret = wc_InitDsaKey(dsa);
- if (ret != 0) {
- XFREE(dsa, NULL, DYNAMIC_TYPE_DSA);
- XFREE(cert, NULL, DYNAMIC_TYPE_CERT);
- return ret;
- }
- ret = wc_DsaPublicKeyDecode(x509->pubKey.buffer, &idx, dsa,
- x509->pubKey.length);
- if (ret != 0) {
- WOLFSSL_ERROR_VERBOSE(ret);
- wc_FreeDsaKey(dsa);
- XFREE(dsa, NULL, DYNAMIC_TYPE_DSA);
- XFREE(cert, NULL, DYNAMIC_TYPE_CERT);
- return ret;
- }
- key = (void*)dsa;
- }
- #endif
- if (key == NULL) {
- WOLFSSL_MSG("No public key found for certificate");
- XFREE(cert, NULL, DYNAMIC_TYPE_CERT);
- 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) {
- XFREE(cert, NULL, DYNAMIC_TYPE_CERT);
- return WOLFSSL_FAILURE;
- }
- ret = wc_MakeCert_ex(cert, der, *derSz, type, key, &rng);
- wc_FreeRng(&rng);
- }
- if (ret <= 0) {
- WOLFSSL_ERROR_VERBOSE(ret);
- 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] = (unsigned char)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);
- XFREE(rsa, NULL, DYNAMIC_TYPE_RSA);
- }
- #endif
- #ifdef HAVE_ECC
- if (x509->pubKeyOID == ECDSAk) {
- wc_ecc_free(ecc);
- XFREE(ecc, NULL, DYNAMIC_TYPE_ECC);
- }
- #endif
- #ifndef NO_DSA
- if (x509->pubKeyOID == DSAk) {
- wc_FreeDsaKey(dsa);
- XFREE(dsa, NULL, DYNAMIC_TYPE_DSA);
- }
- #endif
- XFREE(cert, NULL, DYNAMIC_TYPE_CERT);
- 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 */
- #endif /* WOLFSSL_CERT_GEN */
- #if defined(OPENSSL_ALL) || defined(OPENSSL_EXTRA) || \
- defined(OPENSSL_EXTRA_X509_SMALL) || defined(WOLFSSL_WPAS_SMALL)
- /* 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;
- #ifdef WOLFSSL_CERT_NAME_ALL
- case NID_name : return ASN_NAME;
- case NID_givenName: return ASN_GIVEN_NAME;
- case NID_dnQualifier : return ASN_DNQUALIFIER;
- case NID_initials: return ASN_INITIALS;
- #endif /* WOLFSSL_CERT_NAME_ALL */
- 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_streetAddress: return ASN_STREET_ADDR;
- 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_userId: return ASN_USER_ID;
- case NID_businessCategory: return ASN_BUS_CAT;
- case NID_domainComponent: return ASN_DOMAIN_COMPONENT;
- case NID_postalCode: return ASN_POSTAL_CODE;
- default:
- WOLFSSL_MSG("Attribute NID not found");
- return -1;
- }
- }
- #endif /* OPENSSL_ALL || OPENSSL_EXTRA ||
- OPENSSL_EXTRA_X509_SMALL || WOLFSSL_WPAS_SMALL*/
- #if defined(OPENSSL_ALL) || defined(OPENSSL_EXTRA) || defined(OPENSSL_EXTRA_X509_SMALL)
- /* 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 header is skipped */
- /* @param name a pointer to X509_NAME that is to be converted */
- /* @param out a pointer to converted 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 (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,
- (byte)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);
- }
- }
- if (out == NULL) {
- /* If out is NULL, caller just wants length. */
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(names, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- #endif
- return totalBytes;
- }
- /* 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 || OPENSSL_EXTRA || OPENSSL_EXTRA_X509_SMALL */
- #ifdef WOLFSSL_CERT_GEN
- /* 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 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. If
- * out is NULL, the function returns the necessary output buffer length.
- *
- * 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 (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, (char)type,
- (byte)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;
- }
- if (out == NULL) {
- /* If out is NULL, caller just wants length. */
- totalBytes += idx;
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(names, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- #endif
- return totalBytes;
- }
- /* 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) || \
- defined (WOLFSSL_WPAS_SMALL)
- WOLFSSL_X509_NAME *wolfSSL_d2i_X509_NAME(WOLFSSL_X509_NAME **name,
- unsigned char **in, long length)
- {
- WOLFSSL_X509_NAME* tmp = NULL;
- #ifdef WOLFSSL_SMALL_STACK
- DecodedCert* cert = NULL;
- #else
- DecodedCert cert[1];
- #endif
- WOLFSSL_ENTER("wolfSSL_d2i_X509_NAME");
- if (!in || !*in || length <= 0) {
- WOLFSSL_MSG("Bad argument");
- return NULL;
- }
- #ifdef WOLFSSL_SMALL_STACK
- cert = (DecodedCert*)XMALLOC(sizeof(DecodedCert), NULL,
- DYNAMIC_TYPE_DCERT);
- if (cert == NULL) {
- return NULL;
- }
- #endif
- /* 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);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(cert, NULL, DYNAMIC_TYPE_DCERT);
- #endif
- return tmp;
- }
- #endif /* OPENSSL_EXTRA || OPENSSL_ALL || WOLFSSL_WPAS_SMALL */
- #if defined(OPENSSL_EXTRA) || defined(OPENSSL_ALL)
- /* 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) {
- /* No certificate in buffer */
- #if defined (WOLFSSL_HAPROXY)
- WOLFSSL_ERROR(PEM_R_NO_START_LINE);
- #else
- WOLFSSL_ERROR(ASN_NO_PEM_HEADER);
- #endif
- return NULL;
- }
- pemSz = (int)l;
- pem = (unsigned char*)XMALLOC(pemSz, 0, DYNAMIC_TYPE_PEM);
- if (pem == NULL)
- return NULL;
- XMEMSET(pem, 0, pemSz);
- 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 (l == 0)
- WOLFSSL_ERROR(ASN_NO_PEM_HEADER);
- if (i > pemSz) {
- WOLFSSL_MSG("Error parsing PEM");
- }
- else {
- 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);
- }
- #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 */
- #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;
- }
- #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
- #define PEM_COMPARE_HEADER(start, end, header) \
- ((end) - (start) == XSTR_SIZEOF(header) && XMEMCMP(start, header, \
- XSTR_SIZEOF(header)) == 0)
- /**
- * 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_SUCCESS 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
- WOLFSSL_BIO* pemBio = NULL;
- 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) {
- /* No certificate in buffer */
- WOLFSSL_ERROR(ASN_NO_PEM_HEADER);
- 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) {
- WOLFSSL_ERROR(ASN_NO_PEM_HEADER);
- goto err;
- }
- /* Read the header and footer */
- while (i < l && 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 */
- if (wolfSSL_BIO_read(bio, &pem[i], 1) != 1) {
- WOLFSSL_MSG("wolfSSL_BIO_read error");
- goto err;
- }
- 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 ((headerEnd - (header + XSTR_SIZEOF("-----BEGIN "))) ==
- (footerEnd - (footer + XSTR_SIZEOF("-----END "))) &&
- 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 (PEM_COMPARE_HEADER(header, headerEnd,
- "-----BEGIN CERTIFICATE-----")) {
- /* 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 (PEM_COMPARE_HEADER(header, headerEnd,
- "-----BEGIN X509 CRL-----")) {
- /* 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 {
- WOLFSSL_MSG("Parsing x509 key");
- if (!(*x_pkey = wolfSSL_X509_PKEY_new(NULL))) {
- WOLFSSL_MSG("wolfSSL_X509_PKEY_new error");
- goto err;
- }
- if (!(pemBio = wolfSSL_BIO_new(wolfSSL_BIO_s_mem()))) {
- WOLFSSL_MSG("wolfSSL_BIO_new error");
- goto err;
- }
- if (wolfSSL_BIO_write(pemBio, header,
- (int)(footerEnd - header)) != footerEnd - header) {
- WOLFSSL_MSG("wolfSSL_BIO_new error");
- goto err;
- }
- if (wolfSSL_PEM_read_bio_PrivateKey(pemBio,
- &(*x_pkey)->dec_pkey, cb, NULL) == NULL) {
- WOLFSSL_MSG("wolfSSL_PEM_read_bio_PrivateKey error");
- goto err;
- }
- wolfSSL_BIO_free(pemBio);
- }
- }
- 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
- if (*x_pkey) {
- wolfSSL_X509_PKEY_free(*x_pkey);
- *x_pkey = NULL;
- }
- if (pemBio)
- wolfSSL_BIO_free(pemBio);
- return WOLFSSL_FAILURE;
- #else /* ! (WOLFSSL_PEM_TO_DER || WOLFSSL_DER_TO_PEM) */
- return WOLFSSL_FAILURE;
- #endif /* WOLFSSL_PEM_TO_DER || WOLFSSL_DER_TO_PEM */
- }
- #ifndef NO_FILESYSTEM
- WOLF_STACK_OF(WOLFSSL_X509_INFO)* wolfSSL_PEM_X509_INFO_read(
- XFILE fp, WOLF_STACK_OF(WOLFSSL_X509_INFO)* sk,
- pem_password_cb* cb, void* u)
- {
- WOLFSSL_BIO* fileBio = wolfSSL_BIO_new_fp(fp, BIO_NOCLOSE);
- WOLF_STACK_OF(WOLFSSL_X509_INFO)* ret = NULL;
- WOLFSSL_ENTER("wolfSSL_PEM_X509_INFO_read");
- if (fileBio != NULL) {
- ret = wolfSSL_PEM_X509_INFO_read_bio(fileBio, sk, cb, u);
- wolfSSL_BIO_free(fileBio);
- }
- return ret;
- }
- #endif /* !NO_FILESYSTEM */
- /*
- * 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;
- WOLFSSL_X509_INFO* current = NULL;
- WOLFSSL_X509* x509 = NULL;
- WOLFSSL_X509_CRL* crl = NULL;
- WOLFSSL_X509_PKEY* x_pkey = NULL;
- (void)u;
- WOLFSSL_ENTER("wolfSSL_PEM_X509_INFO_read_bio");
- /* attempt to use 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;
- }
- /* parse through BIO and push new info's found onto stack */
- while (1) {
- x509 = NULL;
- crl = NULL;
- x_pkey = NULL;
- if (wolfSSL_PEM_X509_X509_CRL_X509_PKEY_read_bio(bio, cb,
- &x509, &crl, &x_pkey) == WOLFSSL_SUCCESS) {
- if (current == NULL ||
- (x509 && current->x509) ||
- (crl && current->crl) ||
- (x_pkey && current->x_pkey)) {
- /* Need to create new current since existing one already
- * has the member filled or this is the first successful
- * read. */
- current = wolfSSL_X509_INFO_new();
- if (current == NULL) {
- ret = MEMORY_E;
- break;
- }
- if (wolfSSL_sk_X509_INFO_push(localSk, current) !=
- WOLFSSL_SUCCESS) {
- wolfSSL_X509_INFO_free(current);
- current = NULL;
- ret = WOLFSSL_FAILURE;
- break;
- }
- }
- if (x509) {
- current->x509 = x509;
- }
- else if (crl) {
- current->crl = crl;
- }
- else if (x_pkey) {
- current->x_pkey = x_pkey;
- }
- else {
- WOLFSSL_MSG("No output parameters set");
- ret = WOLFSSL_FAILURE;
- break;
- }
- }
- else {
- #ifdef WOLFSSL_HAVE_ERROR_QUEUE
- unsigned long err;
- CLEAR_ASN_NO_PEM_HEADER_ERROR(err);
- if (ERR_GET_LIB(err) != ERR_LIB_PEM ||
- ERR_GET_REASON(err) != PEM_R_NO_START_LINE) {
- ret = WOLFSSL_FAILURE;
- }
- #else
- if (wolfSSL_sk_X509_INFO_num(localSk) > 0) {
- WOLFSSL_MSG("At least one X509_INFO object on stack."
- "Assuming error means EOF or no more PEM"
- "headers found.");
- }
- else {
- ret = WOLFSSL_FAILURE;
- }
- #endif
- break;
- }
- }
- if (ret != WOLFSSL_SUCCESS ||
- wolfSSL_sk_X509_INFO_num(localSk) == 0) {
- /* current should always be pushed onto the localsk stack at this
- * point. The only case when it isn't is when
- * wolfSSL_sk_X509_INFO_push fails but in that case the current
- * free is handled inside the loop. */
- if (localSk != sk) {
- wolfSSL_sk_pop_free(localSk, NULL);
- }
- wolfSSL_X509_free(x509);
- #ifdef HAVE_CRL
- wolfSSL_X509_CRL_free(crl);
- #endif
- wolfSSL_X509_PKEY_free(x_pkey);
- localSk = NULL;
- }
- 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 ret, 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)
- {
- ret = WOLFSSL_SUCCESS;
- #ifdef OPENSSL_ALL
- if (name->entries == NULL) {
- name->entries = wolfSSL_sk_X509_NAME_new(NULL);
- }
- if (wolfSSL_sk_X509_NAME_ENTRY_push(name->entries, current
- ) != WOLFSSL_SUCCESS) {
- ret = WOLFSSL_FAILURE;
- }
- #endif
- }
- else {
- ret = WOLFSSL_FAILURE;
- }
- if (ret != WOLFSSL_SUCCESS) {
- WOLFSSL_MSG("Error 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 /* 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(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
- }
- #endif /* OPENSSL_EXTRA */
- #if defined(HAVE_LIGHTY) || defined(HAVE_STUNNEL) \
- || defined(WOLFSSL_MYSQL_COMPATIBLE) || defined(OPENSSL_EXTRA)
- #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()");
- 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);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(der, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- #endif
- 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 */
- #endif /* HAVE_LIGHTY || HAVE_STUNNEL || WOLFSSL_MYSQL_COMPATIBLE */
- #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(WOLFSSL_X509_NAME, 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;
- }
- 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");
- return (WOLFSSL_X509_NAME*)wolfSSL_sk_value(sk, i);
- }
- 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_ENTER("wolfSSL_sk_X509_NAME_pop_free");
- wolfSSL_sk_pop_free(sk, (wolfSSL_sk_freefunc)f);
- }
- /* Free only the sk structure, NOT X509_NAME members */
- void wolfSSL_sk_X509_NAME_free(WOLF_STACK_OF(WOLFSSL_X509_NAME)* sk)
- {
- WOLFSSL_ENTER("wolfSSL_sk_X509_NAME_free");
- wolfSSL_sk_free(sk);
- }
- int wolfSSL_sk_X509_NAME_push(WOLF_STACK_OF(WOLFSSL_X509_NAME)* sk,
- WOLFSSL_X509_NAME* name)
- {
- WOLFSSL_ENTER("wolfSSL_sk_X509_NAME_push");
- return wolfSSL_sk_push(sk, name);
- }
- /* 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;
- }
- /* Name Entry */
- WOLF_STACK_OF(WOLFSSL_X509_NAME_ENTRY)* wolfSSL_sk_X509_NAME_ENTRY_new(
- WOLF_SK_COMPARE_CB(WOLFSSL_X509_NAME_ENTRY, cb))
- {
- WOLFSSL_STACK* sk = wolfSSL_sk_new_node(NULL);
- if (sk != NULL) {
- sk->type = STACK_TYPE_X509_NAME_ENTRY;
- (void)cb;
- }
- return sk;
- }
- int wolfSSL_sk_X509_NAME_ENTRY_push(WOLF_STACK_OF(WOLFSSL_X509_NAME_ENTRY)* sk,
- WOLFSSL_X509_NAME_ENTRY* name_entry)
- {
- return wolfSSL_sk_push(sk, name_entry);
- }
- WOLFSSL_X509_NAME_ENTRY* wolfSSL_sk_X509_NAME_ENTRY_value(
- const WOLF_STACK_OF(WOLFSSL_X509_NAME_ENTRY)* sk, int i)
- {
- return (WOLFSSL_X509_NAME_ENTRY*)wolfSSL_sk_value(sk, i);
- }
- int wolfSSL_sk_X509_NAME_ENTRY_num(const WOLF_STACK_OF(WOLFSSL_X509_NAME_ENTRY)* sk)
- {
- if (sk == NULL)
- return BAD_FUNC_ARG;
- return (int)sk->num;
- }
- void wolfSSL_sk_X509_NAME_ENTRY_free(WOLF_STACK_OF(WOLFSSL_X509_NAME_ENTRY)* sk)
- {
- wolfSSL_sk_free(sk);
- }
- #endif /* OPENSSL_EXTRA || HAVE_STUNNEL || WOLFSSL_NGINX ||
- HAVE_LIGHTY || WOLFSSL_HAPROXY ||
- WOLFSSL_OPENSSH || HAVE_SBLIM_SFCB */
- #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))
- #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;
- }
- int wolfSSL_sk_X509_INFO_num(const WOLF_STACK_OF(WOLFSSL_X509_INFO) *sk)
- {
- WOLFSSL_ENTER("wolfSSL_sk_X509_INFO_num");
- return wolfSSL_sk_num(sk);
- }
- 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");
- return (WOLFSSL_X509_INFO *)wolfSSL_sk_value(sk, i);
- }
- 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_ENTER("wolfSSL_sk_X509_INFO_pop_free");
- wolfSSL_sk_pop_free(sk, (wolfSSL_sk_freefunc)f);
- }
- void wolfSSL_sk_X509_INFO_free(WOLF_STACK_OF(WOLFSSL_X509_INFO) *sk)
- {
- WOLFSSL_ENTER("wolfSSL_sk_X509_INFO_free");
- wolfSSL_sk_free(sk);
- }
- /* 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)
- {
- return wolfSSL_sk_push(sk, in);
- }
- /* 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(NULL);
- 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(WOLFSSL_X509_NAME, cb))
- {
- WOLFSSL_ENTER("wolfSSL_sk_X509_NAME_set_cmp_func");
- if (sk == NULL)
- return BAD_FUNC_ARG;
- WOLFSSL_MSG("Stack comparison not used in wolfSSL");
- (void)cb;
- return 0;
- }
- #endif /* OPENSSL_ALL */
- #ifndef NO_BIO
- /* 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;
- case NID_surname:
- str = "SN";
- len = 2;
- break;
- case NID_givenName:
- str = "GN";
- len = 2;
- break;
- case NID_dnQualifier:
- str = "dnQualifier";
- len = 11;
- break;
- case NID_name:
- str = "name";
- len = 4;
- break;
- case NID_initials:
- str = "initials";
- len = 8;
- break;
- case NID_domainComponent:
- str = "DC";
- len = 2;
- break;
- default:
- WOLFSSL_MSG("Attribute type not found");
- str = NULL;
- }
- if (buf != NULL)
- *buf = str;
- return len;
- }
- /**
- * Escape input string for RFC2253 requirements. The following characters
- * are escaped with a backslash (\):
- *
- * 1. A space or '#' at the beginning of the string
- * 2. A space at the end of the string
- * 3. One of: ",", "+", """, "\", "<", ">", ";"
- *
- * in - input string to escape
- * inSz - length of in, not including the null terminator
- * out - buffer for output string to be written, will be null terminated
- * outSz - size of out
- *
- * Returns size of output string (not counting NULL terminator) on success,
- * negative on error.
- */
- static int wolfSSL_EscapeString_RFC2253(char* in, word32 inSz,
- char* out, word32 outSz)
- {
- word32 inIdx = 0;
- word32 outIdx = 0;
- char c = 0;
- if (in == NULL || out == NULL || inSz == 0 || outSz == 0) {
- return BAD_FUNC_ARG;
- }
- for (inIdx = 0; inIdx < inSz; inIdx++) {
- c = in[inIdx];
- if (((inIdx == 0) && (c == ' ' || c == '#')) ||
- ((inIdx == (inSz-1)) && (c == ' ')) ||
- c == ',' || c == '+' || c == '"' || c == '\\' ||
- c == '<' || c == '>' || c == ';') {
- if (outIdx > (outSz - 1)) {
- return BUFFER_E;
- }
- out[outIdx] = '\\';
- outIdx++;
- }
- if (outIdx > (outSz - 1)) {
- return BUFFER_E;
- }
- out[outIdx] = c;
- outIdx++;
- }
- /* null terminate out */
- if (outIdx > (outSz -1)) {
- return BUFFER_E;
- }
- out[outIdx] = '\0';
- return outIdx;
- }
- /*
- * Print human readable version of X509_NAME to provided BIO.
- *
- * bio - output BIO to place name string. Does not include null terminator.
- * name - input name to convert to string
- * indent - number of indent spaces to prepend to name string
- * flags - flags to control function behavior. Not all flags are currently
- * supported/implemented. Currently supported are:
- * XN_FLAG_RFC2253 - only the backslash escape requirements from
- * RFC22523 currently implemented.
- * XN_FLAG_DN_REV - print name reversed. Automatically done by
- * XN_FLAG_RFC2253.
- *
- * Returns WOLFSSL_SUCCESS (1) on success, WOLFSSL_FAILURE (0) on failure.
- */
- int wolfSSL_X509_NAME_print_ex(WOLFSSL_BIO* bio, WOLFSSL_X509_NAME* name,
- int indent, unsigned long flags)
- {
- int i, count = 0, len = 0, tmpSz = 0, nameStrSz = 0, escapeSz = 0;
- char* tmp = NULL;
- char* nameStr = NULL;
- const char *buf = NULL;
- WOLFSSL_X509_NAME_ENTRY* ne;
- WOLFSSL_ASN1_STRING* str;
- char escaped[ASN_NAME_MAX];
- WOLFSSL_ENTER("wolfSSL_X509_NAME_print_ex");
- if ((name == NULL) || (name->sz == 0) || (bio == NULL))
- return WOLFSSL_FAILURE;
- for (i = 0; i < indent; i++) {
- if (wolfSSL_BIO_write(bio, " ", 1) != 1)
- return WOLFSSL_FAILURE;
- }
- count = wolfSSL_X509_NAME_entry_count(name);
- for (i = 0; i < count; i++) {
- /* reverse name order for RFC2253 and DN_REV */
- if ((flags & XN_FLAG_RFC2253) || (flags & XN_FLAG_DN_REV)) {
- ne = wolfSSL_X509_NAME_get_entry(name, count - i - 1);
- } else {
- ne = wolfSSL_X509_NAME_get_entry(name, i);
- }
- if (ne == NULL)
- return WOLFSSL_FAILURE;
- str = wolfSSL_X509_NAME_ENTRY_get_data(ne);
- if (str == NULL)
- return WOLFSSL_FAILURE;
- if (flags & XN_FLAG_RFC2253) {
- /* escape string for RFC 2253, ret sz not counting null term */
- escapeSz = wolfSSL_EscapeString_RFC2253(str->data,
- str->length, escaped, sizeof(escaped));
- if (escapeSz < 0)
- return WOLFSSL_FAILURE;
- nameStr = escaped;
- nameStrSz = escapeSz;
- }
- else {
- nameStr = str->data;
- nameStrSz = str->length;
- }
- /* len is without null terminator */
- len = get_dn_attr_by_nid(ne->nid, &buf);
- if (len == 0 || buf == NULL)
- return WOLFSSL_FAILURE;
- tmpSz = nameStrSz + len + 4; /* + 4 for '=', comma space and '\0'*/
- tmp = (char*)XMALLOC(tmpSz, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (tmp == NULL) {
- return WOLFSSL_FAILURE;
- }
- if (i < count - 1) {
- if (XSNPRINTF(tmp, tmpSz, "%s=%s, ", buf, nameStr)
- >= tmpSz)
- {
- WOLFSSL_MSG("buffer overrun");
- return WOLFSSL_FAILURE;
- }
- tmpSz = len + nameStrSz + 3; /* 3 for '=', comma space */
- }
- else {
- if (XSNPRINTF(tmp, tmpSz, "%s=%s", buf, nameStr)
- >= tmpSz)
- {
- WOLFSSL_MSG("buffer overrun");
- return WOLFSSL_FAILURE;
- }
- tmpSz = len + nameStrSz + 1; /* 1 for '=' */
- if (bio->type != WOLFSSL_BIO_FILE && bio->type != WOLFSSL_BIO_MEMORY)
- ++tmpSz; /* include the terminating null when not writing to a
- * file.
- */
- }
- if (wolfSSL_BIO_write(bio, tmp, tmpSz) != tmpSz) {
- XFREE(tmp, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- return WOLFSSL_FAILURE;
- }
- XFREE(tmp, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- }
- 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
- #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_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;
- }
- #endif /* OPENSSL_EXTRA */
- #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");
- WOLFSSL_CRYPTO_EX_DATA_IGNORE_PARAMS(idx, arg, a, b, c);
- return wolfssl_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;
- #ifdef WOLFSSL_SMALL_STACK
- DecodedCert *dCert;
- #else
- DecodedCert dCert[1];
- #endif
- 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;
- }
- #ifdef WOLFSSL_SMALL_STACK
- dCert = (DecodedCert *)XMALLOC(sizeof(*dCert), x->heap,
- DYNAMIC_TYPE_DCERT);
- if (dCert == NULL) {
- WOLFSSL_MSG("\tout of memory");
- return WOLFSSL_FATAL_ERROR;
- }
- #endif
- InitDecodedCert(dCert, x->derCert->buffer, x->derCert->length, NULL);
- ret = ParseCertRelative(dCert, CERT_TYPE, 0, NULL);
- if (ret != 0) {
- goto out;
- }
- ret = CheckHostName(dCert, (char *)chk, chklen);
- out:
- FreeDecodedCert(dCert);
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(dCert, x->heap, DYNAMIC_TYPE_DCERT);
- #endif
- 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;
- #ifdef WOLFSSL_SMALL_STACK
- DecodedCert *dCert = NULL;
- #else
- DecodedCert dCert[1];
- #endif
- 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;
- }
- #ifdef WOLFSSL_SMALL_STACK
- if (ret == WOLFSSL_SUCCESS) {
- dCert = (DecodedCert *)XMALLOC(sizeof(*dCert), x->heap,
- DYNAMIC_TYPE_DCERT);
- if (dCert == NULL) {
- WOLFSSL_MSG("\tout of memory");
- ret = WOLFSSL_FAILURE;
- }
- }
- #endif
- 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);
- }
- #ifdef WOLFSSL_SMALL_STACK
- if (dCert != NULL)
- XFREE(dCert, x->heap, DYNAMIC_TYPE_DCERT);
- #endif
- 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)
- 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
- }
- #endif /* OPENSSL_ALL || WOLFSSL_NGINX || WOLFSSL_HAPROXY ||
- OPENSSL_EXTRA || HAVE_LIGHTY */
- #if defined(WOLFSSL_NGINX) || defined(WOLFSSL_HAPROXY) || \
- defined(OPENSSL_EXTRA) || defined(OPENSSL_ALL)
- /**
- * 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;
- list->num = 1;
- 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;
- }
- #endif /* WOLFSSL_NGINX || WOLFSSL_HAPROXY || OPENSSL_EXTRA || OPENSSL_ALL */
- #if defined(OPENSSL_EXTRA) || defined(WOLFSSL_WPAS_SMALL) || \
- defined(KEEP_PEER_CERT)
- WOLFSSL_X509* wolfSSL_X509_dup(WOLFSSL_X509 *x)
- {
- WOLFSSL_ENTER("wolfSSL_X509_dup");
- if (x == NULL) {
- WOLFSSL_MSG("Error: NULL input");
- return NULL;
- }
- if (x->derCert == NULL) {
- WOLFSSL_MSG("Error: NULL derCert parameter");
- return NULL;
- }
- return wolfSSL_X509_d2i(NULL, x->derCert->buffer, x->derCert->length);
- }
- #endif /* OPENSSL_EXTRA || WOLFSSL_WPAS_SMALL */
- #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;
- }
- #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)
- WOLFSSL_STACK* wolfSSL_sk_X509_new(WOLF_SK_COMPARE_CB(WOLFSSL_X509, cb))
- {
- (void)cb;
- return wolfSSL_sk_X509_new_null();
- }
- WOLFSSL_STACK* wolfSSL_sk_X509_new_null(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 /* OPENSSL_EXTRA */
- #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");
- wolfSSL_sk_free(s);
- }
- void wolfSSL_sk_X509_OBJECT_pop_free(WOLFSSL_STACK* s,
- void (*f) (WOLFSSL_X509_OBJECT*))
- {
- WOLFSSL_ENTER("wolfSSL_sk_X509_OBJECT_pop_free");
- wolfSSL_sk_pop_free(s, (wolfSSL_sk_freefunc)f);
- }
- 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);
- }
- #endif /* OPENSSL_ALL */
- #if defined(OPENSSL_EXTRA) || defined(OPENSSL_EXTRA_X509_SMALL)
- /* 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
- * Sanity check that the data is actually in ASN format */
- if (s->length < 3 && s->data[0] != ASN_INTEGER &&
- s->data[1] != s->length - 2) {
- 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(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)
- return;
- /* not checking ctx->x509 for null first since app won't have initalized
- * this X509V3_CTX before this function call */
- 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;
- #ifdef WOLFSSL_SMALL_STACK
- byte* der = NULL;
- #else
- byte der[2048];
- #endif
- int derSz = 2048;
- if (req == NULL || pkey == NULL || md == NULL) {
- WOLFSSL_LEAVE("wolfSSL_X509_REQ_sign", BAD_FUNC_ARG);
- return WOLFSSL_FAILURE;
- }
- #ifdef WOLFSSL_SMALL_STACK
- der = (byte*)XMALLOC(derSz, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- if (der == NULL) {
- return WOLFSSL_FAILURE;
- }
- #endif
- /* 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) {
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(der, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- #endif
- 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, 2048, derSz,
- (WOLFSSL_EVP_MD*)md, pkey) <= 0) {
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(der, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- #endif
- return WOLFSSL_FAILURE;
- }
- #ifdef WOLFSSL_SMALL_STACK
- XFREE(der, NULL, DYNAMIC_TYPE_TMP_BUFFER);
- #endif
- 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
- }
- static int wolfSSL_X509_ATTRIBUTE_set(WOLFSSL_X509_ATTRIBUTE* attr,
- const char* data, int dataSz, int type, int nid)
- {
- if (attr) {
- attr->value->value.asn1_string = wolfSSL_ASN1_STRING_new();
- if (wolfSSL_ASN1_STRING_set(attr->value->value.asn1_string,
- data, dataSz) != WOLFSSL_SUCCESS) {
- wolfSSL_ASN1_STRING_free(attr->value->value.asn1_string);
- WOLFSSL_MSG("wolfSSL_ASN1_STRING_set error");
- return WOLFSSL_FAILURE;
- }
- attr->value->type = type;
- attr->object->nid = nid;
- }
- else {
- WOLFSSL_MSG("wolfSSL_X509_ATTRIBUTE_new error");
- return WOLFSSL_FAILURE;
- }
- return WOLFSSL_SUCCESS;
- }
- int wolfSSL_X509_REQ_add1_attr_by_NID(WOLFSSL_X509 *req,
- int nid, int type,
- const unsigned char *bytes,
- int len)
- {
- int ret;
- WOLFSSL_X509_ATTRIBUTE* attr;
- 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");
- WOLFSSL_ERROR_VERBOSE(BUFFER_E);
- 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");
- WOLFSSL_ERROR_VERBOSE(BUFFER_E);
- return WOLFSSL_FAILURE;
- }
- XMEMCPY(req->serial, bytes, len);
- req->serialSz = len;
- break;
- case NID_pkcs9_unstructuredName:
- case NID_pkcs9_contentType:
- case NID_surname:
- case NID_initials:
- case NID_givenName:
- case NID_dnQualifier:
- break;
- default:
- WOLFSSL_MSG("Unsupported attribute");
- return WOLFSSL_FAILURE;
- }
- attr = wolfSSL_X509_ATTRIBUTE_new();
- ret = wolfSSL_X509_ATTRIBUTE_set(attr, (const char*)bytes, len,
- V_ASN1_PRINTABLESTRING, nid);
- if (ret != WOLFSSL_SUCCESS) {
- wolfSSL_X509_ATTRIBUTE_free(attr);
- }
- else {
- if (req->reqAttributes == NULL) {
- req->reqAttributes = wolfSSL_sk_new_node(req->heap);
- req->reqAttributes->type = STACK_TYPE_X509_REQ_ATTR;
- }
- ret = wolfSSL_sk_push(req->reqAttributes, attr);
- }
- return ret;
- }
- 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 && WOLFSSL_CERT_GEN && WOLFSSL_CERT_REQ */
- #if (defined(OPENSSL_ALL) || defined(OPENSSL_EXTRA)) && \
- (defined(WOLFSSL_CERT_GEN) || defined(WOLFSSL_CERT_REQ))
- 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;
- }
- /**
- * @param req X509_REQ containing attribute
- * @return the number of attributes
- */
- int wolfSSL_X509_REQ_get_attr_count(const WOLFSSL_X509 *req)
- {
- if (req == NULL || req->reqAttributes == NULL)
- return 0;
- return wolfSSL_sk_num(req->reqAttributes);
- }
- /**
- * @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 || req->reqAttributes == NULL) {
- WOLFSSL_MSG("Bad parameter");
- return NULL;
- }
- return (WOLFSSL_X509_ATTRIBUTE*)wolfSSL_sk_value(req->reqAttributes, loc);
- }
- /* Return NID as the attr index */
- int wolfSSL_X509_REQ_get_attr_by_NID(const WOLFSSL_X509 *req,
- int nid, int lastpos)
- {
- WOLFSSL_STACK* sk;
- int idx;
- WOLFSSL_ENTER("wolfSSL_X509_REQ_get_attr_by_NID");
- if (!req) {
- WOLFSSL_MSG("Bad parameter");
- return WOLFSSL_FATAL_ERROR;
- }
- /* search through stack for first matching nid */
- idx = lastpos + 1;
- do {
- sk = wolfSSL_sk_get_node(req->reqAttributes, idx);
- if (sk != NULL) {
- WOLFSSL_X509_ATTRIBUTE* attr;
- attr = (WOLFSSL_X509_ATTRIBUTE*)sk->data.generic;
- if (nid == attr->object->nid) {
- /* found a match */
- break;
- }
- }
- idx++;
- } while (sk != NULL);
- /* no matches found */
- if (sk == NULL) {
- idx = WOLFSSL_FATAL_ERROR;
- }
- return idx;
- }
- 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_pop_free(attr->set, NULL);
- }
- XFREE(attr, NULL, DYNAMIC_TYPE_OPENSSL);
- }
- }
- #endif
- #endif /* !NO_CERT */
- #endif /* !WOLFCRYPT_ONLY */
- #endif /* WOLFSSL_X509_INCLUDED */
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