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- #include <stdio.h>
- #include <stdlib.h>
- #include <string.h> /* for memcpy() and strcmp() */
- #include "apps.h"
- #include <openssl/core_names.h>
- #include <openssl/params.h>
- #include <openssl/err.h>
- #include <openssl/rand.h>
- #include <openssl/x509.h>
- #include <openssl/ssl.h>
- #include <openssl/bn.h>
- #ifndef OPENSSL_NO_DH
- # include <openssl/dh.h>
- #endif
- #include "s_apps.h"
- #define COOKIE_SECRET_LENGTH 16
- VERIFY_CB_ARGS verify_args = { -1, 0, X509_V_OK, 0 };
- #ifndef OPENSSL_NO_SOCK
- static unsigned char cookie_secret[COOKIE_SECRET_LENGTH];
- static int cookie_initialized = 0;
- #endif
- static BIO *bio_keylog = NULL;
- static const char *lookup(int val, const STRINT_PAIR* list, const char* def)
- {
- for ( ; list->name; ++list)
- if (list->retval == val)
- return list->name;
- return def;
- }
- int verify_callback(int ok, X509_STORE_CTX *ctx)
- {
- X509 *err_cert;
- int err, depth;
- err_cert = X509_STORE_CTX_get_current_cert(ctx);
- err = X509_STORE_CTX_get_error(ctx);
- depth = X509_STORE_CTX_get_error_depth(ctx);
- if (!verify_args.quiet || !ok) {
- BIO_printf(bio_err, "depth=%d ", depth);
- if (err_cert != NULL) {
- X509_NAME_print_ex(bio_err,
- X509_get_subject_name(err_cert),
- 0, get_nameopt());
- BIO_puts(bio_err, "\n");
- } else {
- BIO_puts(bio_err, "<no cert>\n");
- }
- }
- if (!ok) {
- BIO_printf(bio_err, "verify error:num=%d:%s\n", err,
- X509_verify_cert_error_string(err));
- if (verify_args.depth < 0 || verify_args.depth >= depth) {
- if (!verify_args.return_error)
- ok = 1;
- verify_args.error = err;
- } else {
- ok = 0;
- verify_args.error = X509_V_ERR_CERT_CHAIN_TOO_LONG;
- }
- }
- switch (err) {
- case X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT:
- if (err_cert != NULL) {
- BIO_puts(bio_err, "issuer= ");
- X509_NAME_print_ex(bio_err, X509_get_issuer_name(err_cert),
- 0, get_nameopt());
- BIO_puts(bio_err, "\n");
- }
- break;
- case X509_V_ERR_CERT_NOT_YET_VALID:
- case X509_V_ERR_ERROR_IN_CERT_NOT_BEFORE_FIELD:
- if (err_cert != NULL) {
- BIO_printf(bio_err, "notBefore=");
- ASN1_TIME_print(bio_err, X509_get0_notBefore(err_cert));
- BIO_printf(bio_err, "\n");
- }
- break;
- case X509_V_ERR_CERT_HAS_EXPIRED:
- case X509_V_ERR_ERROR_IN_CERT_NOT_AFTER_FIELD:
- if (err_cert != NULL) {
- BIO_printf(bio_err, "notAfter=");
- ASN1_TIME_print(bio_err, X509_get0_notAfter(err_cert));
- BIO_printf(bio_err, "\n");
- }
- break;
- case X509_V_ERR_NO_EXPLICIT_POLICY:
- if (!verify_args.quiet)
- policies_print(ctx);
- break;
- }
- if (err == X509_V_OK && ok == 2 && !verify_args.quiet)
- policies_print(ctx);
- if (ok && !verify_args.quiet)
- BIO_printf(bio_err, "verify return:%d\n", ok);
- return ok;
- }
- int set_cert_stuff(SSL_CTX *ctx, char *cert_file, char *key_file)
- {
- if (cert_file != NULL) {
- if (SSL_CTX_use_certificate_file(ctx, cert_file,
- SSL_FILETYPE_PEM) <= 0) {
- BIO_printf(bio_err, "unable to get certificate from '%s'\n",
- cert_file);
- ERR_print_errors(bio_err);
- return 0;
- }
- if (key_file == NULL)
- key_file = cert_file;
- if (SSL_CTX_use_PrivateKey_file(ctx, key_file, SSL_FILETYPE_PEM) <= 0) {
- BIO_printf(bio_err, "unable to get private key from '%s'\n",
- key_file);
- ERR_print_errors(bio_err);
- return 0;
- }
-
-
- if (!SSL_CTX_check_private_key(ctx)) {
- BIO_printf(bio_err,
- "Private key does not match the certificate public key\n");
- return 0;
- }
- }
- return 1;
- }
- int set_cert_key_stuff(SSL_CTX *ctx, X509 *cert, EVP_PKEY *key,
- STACK_OF(X509) *chain, int build_chain)
- {
- int chflags = chain ? SSL_BUILD_CHAIN_FLAG_CHECK : 0;
- if (cert == NULL)
- return 1;
- if (SSL_CTX_use_certificate(ctx, cert) <= 0) {
- BIO_printf(bio_err, "error setting certificate\n");
- ERR_print_errors(bio_err);
- return 0;
- }
- if (SSL_CTX_use_PrivateKey(ctx, key) <= 0) {
- BIO_printf(bio_err, "error setting private key\n");
- ERR_print_errors(bio_err);
- return 0;
- }
-
- if (!SSL_CTX_check_private_key(ctx)) {
- BIO_printf(bio_err,
- "Private key does not match the certificate public key\n");
- return 0;
- }
- if (chain && !SSL_CTX_set1_chain(ctx, chain)) {
- BIO_printf(bio_err, "error setting certificate chain\n");
- ERR_print_errors(bio_err);
- return 0;
- }
- if (build_chain && !SSL_CTX_build_cert_chain(ctx, chflags)) {
- BIO_printf(bio_err, "error building certificate chain\n");
- ERR_print_errors(bio_err);
- return 0;
- }
- return 1;
- }
- static STRINT_PAIR cert_type_list[] = {
- {"RSA sign", TLS_CT_RSA_SIGN},
- {"DSA sign", TLS_CT_DSS_SIGN},
- {"RSA fixed DH", TLS_CT_RSA_FIXED_DH},
- {"DSS fixed DH", TLS_CT_DSS_FIXED_DH},
- {"ECDSA sign", TLS_CT_ECDSA_SIGN},
- {"RSA fixed ECDH", TLS_CT_RSA_FIXED_ECDH},
- {"ECDSA fixed ECDH", TLS_CT_ECDSA_FIXED_ECDH},
- {"GOST01 Sign", TLS_CT_GOST01_SIGN},
- {"GOST12 Sign", TLS_CT_GOST12_IANA_SIGN},
- {NULL}
- };
- static void ssl_print_client_cert_types(BIO *bio, SSL *s)
- {
- const unsigned char *p;
- int i;
- int cert_type_num = SSL_get0_certificate_types(s, &p);
- if (!cert_type_num)
- return;
- BIO_puts(bio, "Client Certificate Types: ");
- for (i = 0; i < cert_type_num; i++) {
- unsigned char cert_type = p[i];
- const char *cname = lookup((int)cert_type, cert_type_list, NULL);
- if (i)
- BIO_puts(bio, ", ");
- if (cname != NULL)
- BIO_puts(bio, cname);
- else
- BIO_printf(bio, "UNKNOWN (%d),", cert_type);
- }
- BIO_puts(bio, "\n");
- }
- static const char *get_sigtype(int nid)
- {
- switch (nid) {
- case EVP_PKEY_RSA:
- return "RSA";
- case EVP_PKEY_RSA_PSS:
- return "RSA-PSS";
- case EVP_PKEY_DSA:
- return "DSA";
- case EVP_PKEY_EC:
- return "ECDSA";
- case NID_ED25519:
- return "Ed25519";
- case NID_ED448:
- return "Ed448";
- case NID_id_GostR3410_2001:
- return "gost2001";
- case NID_id_GostR3410_2012_256:
- return "gost2012_256";
- case NID_id_GostR3410_2012_512:
- return "gost2012_512";
- default:
-
- return OBJ_nid2sn(nid);
- }
- }
- static int do_print_sigalgs(BIO *out, SSL *s, int shared)
- {
- int i, nsig, client;
- client = SSL_is_server(s) ? 0 : 1;
- if (shared)
- nsig = SSL_get_shared_sigalgs(s, 0, NULL, NULL, NULL, NULL, NULL);
- else
- nsig = SSL_get_sigalgs(s, -1, NULL, NULL, NULL, NULL, NULL);
- if (nsig == 0)
- return 1;
- if (shared)
- BIO_puts(out, "Shared ");
- if (client)
- BIO_puts(out, "Requested ");
- BIO_puts(out, "Signature Algorithms: ");
- for (i = 0; i < nsig; i++) {
- int hash_nid, sign_nid;
- unsigned char rhash, rsign;
- const char *sstr = NULL;
- if (shared)
- SSL_get_shared_sigalgs(s, i, &sign_nid, &hash_nid, NULL,
- &rsign, &rhash);
- else
- SSL_get_sigalgs(s, i, &sign_nid, &hash_nid, NULL, &rsign, &rhash);
- if (i)
- BIO_puts(out, ":");
- sstr = get_sigtype(sign_nid);
- if (sstr)
- BIO_printf(out, "%s", sstr);
- else
- BIO_printf(out, "0x%02X", (int)rsign);
- if (hash_nid != NID_undef)
- BIO_printf(out, "+%s", OBJ_nid2sn(hash_nid));
- else if (sstr == NULL)
- BIO_printf(out, "+0x%02X", (int)rhash);
- }
- BIO_puts(out, "\n");
- return 1;
- }
- int ssl_print_sigalgs(BIO *out, SSL *s)
- {
- int nid;
- if (!SSL_is_server(s))
- ssl_print_client_cert_types(out, s);
- do_print_sigalgs(out, s, 0);
- do_print_sigalgs(out, s, 1);
- if (SSL_get_peer_signature_nid(s, &nid) && nid != NID_undef)
- BIO_printf(out, "Peer signing digest: %s\n", OBJ_nid2sn(nid));
- if (SSL_get_peer_signature_type_nid(s, &nid))
- BIO_printf(out, "Peer signature type: %s\n", get_sigtype(nid));
- return 1;
- }
- #ifndef OPENSSL_NO_EC
- int ssl_print_point_formats(BIO *out, SSL *s)
- {
- int i, nformats;
- const char *pformats;
- nformats = SSL_get0_ec_point_formats(s, &pformats);
- if (nformats <= 0)
- return 1;
- BIO_puts(out, "Supported Elliptic Curve Point Formats: ");
- for (i = 0; i < nformats; i++, pformats++) {
- if (i)
- BIO_puts(out, ":");
- switch (*pformats) {
- case TLSEXT_ECPOINTFORMAT_uncompressed:
- BIO_puts(out, "uncompressed");
- break;
- case TLSEXT_ECPOINTFORMAT_ansiX962_compressed_prime:
- BIO_puts(out, "ansiX962_compressed_prime");
- break;
- case TLSEXT_ECPOINTFORMAT_ansiX962_compressed_char2:
- BIO_puts(out, "ansiX962_compressed_char2");
- break;
- default:
- BIO_printf(out, "unknown(%d)", (int)*pformats);
- break;
- }
- }
- BIO_puts(out, "\n");
- return 1;
- }
- int ssl_print_groups(BIO *out, SSL *s, int noshared)
- {
- int i, ngroups, *groups, nid;
- ngroups = SSL_get1_groups(s, NULL);
- if (ngroups <= 0)
- return 1;
- groups = app_malloc(ngroups * sizeof(int), "groups to print");
- SSL_get1_groups(s, groups);
- BIO_puts(out, "Supported groups: ");
- for (i = 0; i < ngroups; i++) {
- if (i)
- BIO_puts(out, ":");
- nid = groups[i];
- BIO_printf(out, "%s", SSL_group_to_name(s, nid));
- }
- OPENSSL_free(groups);
- if (noshared) {
- BIO_puts(out, "\n");
- return 1;
- }
- BIO_puts(out, "\nShared groups: ");
- ngroups = SSL_get_shared_group(s, -1);
- for (i = 0; i < ngroups; i++) {
- if (i)
- BIO_puts(out, ":");
- nid = SSL_get_shared_group(s, i);
- BIO_printf(out, "%s", SSL_group_to_name(s, nid));
- }
- if (ngroups == 0)
- BIO_puts(out, "NONE");
- BIO_puts(out, "\n");
- return 1;
- }
- #endif
- int ssl_print_tmp_key(BIO *out, SSL *s)
- {
- EVP_PKEY *key;
- if (!SSL_get_peer_tmp_key(s, &key))
- return 1;
- BIO_puts(out, "Server Temp Key: ");
- switch (EVP_PKEY_get_id(key)) {
- case EVP_PKEY_RSA:
- BIO_printf(out, "RSA, %d bits\n", EVP_PKEY_get_bits(key));
- break;
- case EVP_PKEY_DH:
- BIO_printf(out, "DH, %d bits\n", EVP_PKEY_get_bits(key));
- break;
- #ifndef OPENSSL_NO_EC
- case EVP_PKEY_EC:
- {
- char name[80];
- size_t name_len;
- if (!EVP_PKEY_get_utf8_string_param(key, OSSL_PKEY_PARAM_GROUP_NAME,
- name, sizeof(name), &name_len))
- strcpy(name, "?");
- BIO_printf(out, "ECDH, %s, %d bits\n", name, EVP_PKEY_get_bits(key));
- }
- break;
- #endif
- default:
- BIO_printf(out, "%s, %d bits\n", OBJ_nid2sn(EVP_PKEY_get_id(key)),
- EVP_PKEY_get_bits(key));
- }
- EVP_PKEY_free(key);
- return 1;
- }
- long bio_dump_callback(BIO *bio, int cmd, const char *argp, size_t len,
- int argi, long argl, int ret, size_t *processed)
- {
- BIO *out;
- BIO_MMSG_CB_ARGS *mmsgargs;
- size_t i;
- out = (BIO *)BIO_get_callback_arg(bio);
- if (out == NULL)
- return ret;
- switch (cmd) {
- case (BIO_CB_READ | BIO_CB_RETURN):
- if (ret > 0 && processed != NULL) {
- BIO_printf(out, "read from %p [%p] (%zu bytes => %zu (0x%zX))\n",
- (void *)bio, (void *)argp, len, *processed, *processed);
- BIO_dump(out, argp, (int)*processed);
- } else {
- BIO_printf(out, "read from %p [%p] (%zu bytes => %d)\n",
- (void *)bio, (void *)argp, len, ret);
- }
- break;
- case (BIO_CB_WRITE | BIO_CB_RETURN):
- if (ret > 0 && processed != NULL) {
- BIO_printf(out, "write to %p [%p] (%zu bytes => %zu (0x%zX))\n",
- (void *)bio, (void *)argp, len, *processed, *processed);
- BIO_dump(out, argp, (int)*processed);
- } else {
- BIO_printf(out, "write to %p [%p] (%zu bytes => %d)\n",
- (void *)bio, (void *)argp, len, ret);
- }
- break;
- case (BIO_CB_RECVMMSG | BIO_CB_RETURN):
- mmsgargs = (BIO_MMSG_CB_ARGS *)argp;
- if (ret > 0) {
- for (i = 0; i < *(mmsgargs->msgs_processed); i++) {
- BIO_MSG *msg = (BIO_MSG *)((char *)mmsgargs->msg
- + (i * mmsgargs->stride));
- BIO_printf(out, "read from %p [%p] (%zu bytes => %zu (0x%zX))\n",
- (void *)bio, (void *)msg->data, msg->data_len,
- msg->data_len, msg->data_len);
- BIO_dump(out, msg->data, msg->data_len);
- }
- } else if (mmsgargs->num_msg > 0) {
- BIO_MSG *msg = mmsgargs->msg;
- BIO_printf(out, "read from %p [%p] (%zu bytes => %d)\n",
- (void *)bio, (void *)msg->data, msg->data_len, ret);
- }
- break;
- case (BIO_CB_SENDMMSG | BIO_CB_RETURN):
- mmsgargs = (BIO_MMSG_CB_ARGS *)argp;
- if (ret > 0) {
- for (i = 0; i < *(mmsgargs->msgs_processed); i++) {
- BIO_MSG *msg = (BIO_MSG *)((char *)mmsgargs->msg
- + (i * mmsgargs->stride));
- BIO_printf(out, "write to %p [%p] (%zu bytes => %zu (0x%zX))\n",
- (void *)bio, (void *)msg->data, msg->data_len,
- msg->data_len, msg->data_len);
- BIO_dump(out, msg->data, msg->data_len);
- }
- } else if (mmsgargs->num_msg > 0) {
- BIO_MSG *msg = mmsgargs->msg;
- BIO_printf(out, "write to %p [%p] (%zu bytes => %d)\n",
- (void *)bio, (void *)msg->data, msg->data_len, ret);
- }
- break;
- default:
-
- break;
- }
- return ret;
- }
- void apps_ssl_info_callback(const SSL *s, int where, int ret)
- {
- const char *str;
- int w;
- w = where & ~SSL_ST_MASK;
- if (w & SSL_ST_CONNECT)
- str = "SSL_connect";
- else if (w & SSL_ST_ACCEPT)
- str = "SSL_accept";
- else
- str = "undefined";
- if (where & SSL_CB_LOOP) {
- BIO_printf(bio_err, "%s:%s\n", str, SSL_state_string_long(s));
- } else if (where & SSL_CB_ALERT) {
- str = (where & SSL_CB_READ) ? "read" : "write";
- BIO_printf(bio_err, "SSL3 alert %s:%s:%s\n",
- str,
- SSL_alert_type_string_long(ret),
- SSL_alert_desc_string_long(ret));
- } else if (where & SSL_CB_EXIT) {
- if (ret == 0)
- BIO_printf(bio_err, "%s:failed in %s\n",
- str, SSL_state_string_long(s));
- else if (ret < 0)
- BIO_printf(bio_err, "%s:error in %s\n",
- str, SSL_state_string_long(s));
- }
- }
- static STRINT_PAIR ssl_versions[] = {
- {"SSL 3.0", SSL3_VERSION},
- {"TLS 1.0", TLS1_VERSION},
- {"TLS 1.1", TLS1_1_VERSION},
- {"TLS 1.2", TLS1_2_VERSION},
- {"TLS 1.3", TLS1_3_VERSION},
- {"DTLS 1.0", DTLS1_VERSION},
- {"DTLS 1.0 (bad)", DTLS1_BAD_VER},
- {NULL}
- };
- static STRINT_PAIR alert_types[] = {
- {" close_notify", 0},
- {" end_of_early_data", 1},
- {" unexpected_message", 10},
- {" bad_record_mac", 20},
- {" decryption_failed", 21},
- {" record_overflow", 22},
- {" decompression_failure", 30},
- {" handshake_failure", 40},
- {" bad_certificate", 42},
- {" unsupported_certificate", 43},
- {" certificate_revoked", 44},
- {" certificate_expired", 45},
- {" certificate_unknown", 46},
- {" illegal_parameter", 47},
- {" unknown_ca", 48},
- {" access_denied", 49},
- {" decode_error", 50},
- {" decrypt_error", 51},
- {" export_restriction", 60},
- {" protocol_version", 70},
- {" insufficient_security", 71},
- {" internal_error", 80},
- {" inappropriate_fallback", 86},
- {" user_canceled", 90},
- {" no_renegotiation", 100},
- {" missing_extension", 109},
- {" unsupported_extension", 110},
- {" certificate_unobtainable", 111},
- {" unrecognized_name", 112},
- {" bad_certificate_status_response", 113},
- {" bad_certificate_hash_value", 114},
- {" unknown_psk_identity", 115},
- {" certificate_required", 116},
- {NULL}
- };
- static STRINT_PAIR handshakes[] = {
- {", HelloRequest", SSL3_MT_HELLO_REQUEST},
- {", ClientHello", SSL3_MT_CLIENT_HELLO},
- {", ServerHello", SSL3_MT_SERVER_HELLO},
- {", HelloVerifyRequest", DTLS1_MT_HELLO_VERIFY_REQUEST},
- {", NewSessionTicket", SSL3_MT_NEWSESSION_TICKET},
- {", EndOfEarlyData", SSL3_MT_END_OF_EARLY_DATA},
- {", EncryptedExtensions", SSL3_MT_ENCRYPTED_EXTENSIONS},
- {", Certificate", SSL3_MT_CERTIFICATE},
- {", ServerKeyExchange", SSL3_MT_SERVER_KEY_EXCHANGE},
- {", CertificateRequest", SSL3_MT_CERTIFICATE_REQUEST},
- {", ServerHelloDone", SSL3_MT_SERVER_DONE},
- {", CertificateVerify", SSL3_MT_CERTIFICATE_VERIFY},
- {", ClientKeyExchange", SSL3_MT_CLIENT_KEY_EXCHANGE},
- {", Finished", SSL3_MT_FINISHED},
- {", CertificateUrl", SSL3_MT_CERTIFICATE_URL},
- {", CertificateStatus", SSL3_MT_CERTIFICATE_STATUS},
- {", SupplementalData", SSL3_MT_SUPPLEMENTAL_DATA},
- {", KeyUpdate", SSL3_MT_KEY_UPDATE},
- {", CompressedCertificate", SSL3_MT_COMPRESSED_CERTIFICATE},
- #ifndef OPENSSL_NO_NEXTPROTONEG
- {", NextProto", SSL3_MT_NEXT_PROTO},
- #endif
- {", MessageHash", SSL3_MT_MESSAGE_HASH},
- {NULL}
- };
- void msg_cb(int write_p, int version, int content_type, const void *buf,
- size_t len, SSL *ssl, void *arg)
- {
- BIO *bio = arg;
- const char *str_write_p = write_p ? ">>>" : "<<<";
- char tmpbuf[128];
- const char *str_version, *str_content_type = "", *str_details1 = "", *str_details2 = "";
- const unsigned char* bp = buf;
- if (version == SSL3_VERSION ||
- version == TLS1_VERSION ||
- version == TLS1_1_VERSION ||
- version == TLS1_2_VERSION ||
- version == TLS1_3_VERSION ||
- version == DTLS1_VERSION || version == DTLS1_BAD_VER) {
- str_version = lookup(version, ssl_versions, "???");
- switch (content_type) {
- case SSL3_RT_CHANGE_CIPHER_SPEC:
-
- str_content_type = ", ChangeCipherSpec";
- break;
- case SSL3_RT_ALERT:
-
- str_content_type = ", Alert";
- str_details1 = ", ???";
- if (len == 2) {
- switch (bp[0]) {
- case 1:
- str_details1 = ", warning";
- break;
- case 2:
- str_details1 = ", fatal";
- break;
- }
- str_details2 = lookup((int)bp[1], alert_types, " ???");
- }
- break;
- case SSL3_RT_HANDSHAKE:
-
- str_content_type = ", Handshake";
- str_details1 = "???";
- if (len > 0)
- str_details1 = lookup((int)bp[0], handshakes, "???");
- break;
- case SSL3_RT_APPLICATION_DATA:
-
- str_content_type = ", ApplicationData";
- break;
- case SSL3_RT_HEADER:
-
- str_content_type = ", RecordHeader";
- break;
- case SSL3_RT_INNER_CONTENT_TYPE:
-
- str_content_type = ", InnerContent";
- break;
- default:
- BIO_snprintf(tmpbuf, sizeof(tmpbuf)-1, ", Unknown (content_type=%d)", content_type);
- str_content_type = tmpbuf;
- }
- } else {
- BIO_snprintf(tmpbuf, sizeof(tmpbuf)-1, "Not TLS data or unknown version (version=%d, content_type=%d)", version, content_type);
- str_version = tmpbuf;
- }
- BIO_printf(bio, "%s %s%s [length %04lx]%s%s\n", str_write_p, str_version,
- str_content_type, (unsigned long)len, str_details1,
- str_details2);
- if (len > 0) {
- size_t num, i;
- BIO_printf(bio, " ");
- num = len;
- for (i = 0; i < num; i++) {
- if (i % 16 == 0 && i > 0)
- BIO_printf(bio, "\n ");
- BIO_printf(bio, " %02x", ((const unsigned char *)buf)[i]);
- }
- if (i < len)
- BIO_printf(bio, " ...");
- BIO_printf(bio, "\n");
- }
- (void)BIO_flush(bio);
- }
- static STRINT_PAIR tlsext_types[] = {
- {"server name", TLSEXT_TYPE_server_name},
- {"max fragment length", TLSEXT_TYPE_max_fragment_length},
- {"client certificate URL", TLSEXT_TYPE_client_certificate_url},
- {"trusted CA keys", TLSEXT_TYPE_trusted_ca_keys},
- {"truncated HMAC", TLSEXT_TYPE_truncated_hmac},
- {"status request", TLSEXT_TYPE_status_request},
- {"user mapping", TLSEXT_TYPE_user_mapping},
- {"client authz", TLSEXT_TYPE_client_authz},
- {"server authz", TLSEXT_TYPE_server_authz},
- {"cert type", TLSEXT_TYPE_cert_type},
- {"supported_groups", TLSEXT_TYPE_supported_groups},
- {"EC point formats", TLSEXT_TYPE_ec_point_formats},
- {"SRP", TLSEXT_TYPE_srp},
- {"signature algorithms", TLSEXT_TYPE_signature_algorithms},
- {"use SRTP", TLSEXT_TYPE_use_srtp},
- {"session ticket", TLSEXT_TYPE_session_ticket},
- {"renegotiation info", TLSEXT_TYPE_renegotiate},
- {"signed certificate timestamps", TLSEXT_TYPE_signed_certificate_timestamp},
- {"client cert type", TLSEXT_TYPE_client_cert_type},
- {"server cert type", TLSEXT_TYPE_server_cert_type},
- {"TLS padding", TLSEXT_TYPE_padding},
- #ifdef TLSEXT_TYPE_next_proto_neg
- {"next protocol", TLSEXT_TYPE_next_proto_neg},
- #endif
- #ifdef TLSEXT_TYPE_encrypt_then_mac
- {"encrypt-then-mac", TLSEXT_TYPE_encrypt_then_mac},
- #endif
- #ifdef TLSEXT_TYPE_application_layer_protocol_negotiation
- {"application layer protocol negotiation",
- TLSEXT_TYPE_application_layer_protocol_negotiation},
- #endif
- #ifdef TLSEXT_TYPE_extended_master_secret
- {"extended master secret", TLSEXT_TYPE_extended_master_secret},
- #endif
- {"compress certificate", TLSEXT_TYPE_compress_certificate},
- {"key share", TLSEXT_TYPE_key_share},
- {"supported versions", TLSEXT_TYPE_supported_versions},
- {"psk", TLSEXT_TYPE_psk},
- {"psk kex modes", TLSEXT_TYPE_psk_kex_modes},
- {"certificate authorities", TLSEXT_TYPE_certificate_authorities},
- {"post handshake auth", TLSEXT_TYPE_post_handshake_auth},
- {NULL}
- };
- static STRINT_PAIR signature_tls13_scheme_list[] = {
- {"rsa_pkcs1_sha1", 0x0201 },
- {"ecdsa_sha1", 0x0203 },
- {"rsa_pkcs1_sha256", 0x0401 },
- {"ecdsa_secp256r1_sha256", 0x0403 },
- {"rsa_pkcs1_sha384", 0x0501 },
- {"ecdsa_secp384r1_sha384", 0x0503 },
- {"rsa_pkcs1_sha512", 0x0601 },
- {"ecdsa_secp521r1_sha512", 0x0603 },
- {"rsa_pss_rsae_sha256", 0x0804 },
- {"rsa_pss_rsae_sha384", 0x0805 },
- {"rsa_pss_rsae_sha512", 0x0806 },
- {"ed25519", 0x0807 },
- {"ed448", 0x0808 },
- {"rsa_pss_pss_sha256", 0x0809 },
- {"rsa_pss_pss_sha384", 0x080a },
- {"rsa_pss_pss_sha512", 0x080b },
- {"gostr34102001", 0xeded },
- {"gostr34102012_256", 0xeeee },
- {"gostr34102012_512", 0xefef },
- {NULL}
- };
- static STRINT_PAIR signature_tls12_alg_list[] = {
- {"anonymous", TLSEXT_signature_anonymous },
- {"RSA", TLSEXT_signature_rsa },
- {"DSA", TLSEXT_signature_dsa },
- {"ECDSA", TLSEXT_signature_ecdsa },
- {NULL}
- };
- static STRINT_PAIR signature_tls12_hash_list[] = {
- {"none", TLSEXT_hash_none },
- {"MD5", TLSEXT_hash_md5 },
- {"SHA1", TLSEXT_hash_sha1 },
- {"SHA224", TLSEXT_hash_sha224 },
- {"SHA256", TLSEXT_hash_sha256 },
- {"SHA384", TLSEXT_hash_sha384 },
- {"SHA512", TLSEXT_hash_sha512 },
- {NULL}
- };
- void tlsext_cb(SSL *s, int client_server, int type,
- const unsigned char *data, int len, void *arg)
- {
- BIO *bio = arg;
- const char *extname = lookup(type, tlsext_types, "unknown");
- BIO_printf(bio, "TLS %s extension \"%s\" (id=%d), len=%d\n",
- client_server ? "server" : "client", extname, type, len);
- BIO_dump(bio, (const char *)data, len);
- (void)BIO_flush(bio);
- }
- #ifndef OPENSSL_NO_SOCK
- int generate_stateless_cookie_callback(SSL *ssl, unsigned char *cookie,
- size_t *cookie_len)
- {
- unsigned char *buffer = NULL;
- size_t length = 0;
- unsigned short port;
- BIO_ADDR *lpeer = NULL, *peer = NULL;
- int res = 0;
-
- if (!cookie_initialized) {
- if (RAND_bytes(cookie_secret, COOKIE_SECRET_LENGTH) <= 0) {
- BIO_printf(bio_err, "error setting random cookie secret\n");
- return 0;
- }
- cookie_initialized = 1;
- }
- if (SSL_is_dtls(ssl)) {
- lpeer = peer = BIO_ADDR_new();
- if (peer == NULL) {
- BIO_printf(bio_err, "memory full\n");
- return 0;
- }
-
- (void)BIO_dgram_get_peer(SSL_get_rbio(ssl), peer);
- } else {
- peer = ourpeer;
- }
-
- if (!BIO_ADDR_rawaddress(peer, NULL, &length)) {
- BIO_printf(bio_err, "Failed getting peer address\n");
- BIO_ADDR_free(lpeer);
- return 0;
- }
- OPENSSL_assert(length != 0);
- port = BIO_ADDR_rawport(peer);
- length += sizeof(port);
- buffer = app_malloc(length, "cookie generate buffer");
- memcpy(buffer, &port, sizeof(port));
- BIO_ADDR_rawaddress(peer, buffer + sizeof(port), NULL);
- if (EVP_Q_mac(NULL, "HMAC", NULL, "SHA1", NULL,
- cookie_secret, COOKIE_SECRET_LENGTH, buffer, length,
- cookie, DTLS1_COOKIE_LENGTH, cookie_len) == NULL) {
- BIO_printf(bio_err,
- "Error calculating HMAC-SHA1 of buffer with secret\n");
- goto end;
- }
- res = 1;
- end:
- OPENSSL_free(buffer);
- BIO_ADDR_free(lpeer);
- return res;
- }
- int verify_stateless_cookie_callback(SSL *ssl, const unsigned char *cookie,
- size_t cookie_len)
- {
- unsigned char result[EVP_MAX_MD_SIZE];
- size_t resultlength;
-
- if (cookie_initialized
- && generate_stateless_cookie_callback(ssl, result, &resultlength)
- && cookie_len == resultlength
- && memcmp(result, cookie, resultlength) == 0)
- return 1;
- return 0;
- }
- int generate_cookie_callback(SSL *ssl, unsigned char *cookie,
- unsigned int *cookie_len)
- {
- size_t temp = 0;
- int res = generate_stateless_cookie_callback(ssl, cookie, &temp);
- if (res != 0)
- *cookie_len = (unsigned int)temp;
- return res;
- }
- int verify_cookie_callback(SSL *ssl, const unsigned char *cookie,
- unsigned int cookie_len)
- {
- return verify_stateless_cookie_callback(ssl, cookie, cookie_len);
- }
- #endif
- struct ssl_excert_st {
- int certform;
- const char *certfile;
- int keyform;
- const char *keyfile;
- const char *chainfile;
- X509 *cert;
- EVP_PKEY *key;
- STACK_OF(X509) *chain;
- int build_chain;
- struct ssl_excert_st *next, *prev;
- };
- static STRINT_PAIR chain_flags[] = {
- {"Overall Validity", CERT_PKEY_VALID},
- {"Sign with EE key", CERT_PKEY_SIGN},
- {"EE signature", CERT_PKEY_EE_SIGNATURE},
- {"CA signature", CERT_PKEY_CA_SIGNATURE},
- {"EE key parameters", CERT_PKEY_EE_PARAM},
- {"CA key parameters", CERT_PKEY_CA_PARAM},
- {"Explicitly sign with EE key", CERT_PKEY_EXPLICIT_SIGN},
- {"Issuer Name", CERT_PKEY_ISSUER_NAME},
- {"Certificate Type", CERT_PKEY_CERT_TYPE},
- {NULL}
- };
- static void print_chain_flags(SSL *s, int flags)
- {
- STRINT_PAIR *pp;
- for (pp = chain_flags; pp->name; ++pp)
- BIO_printf(bio_err, "\t%s: %s\n",
- pp->name,
- (flags & pp->retval) ? "OK" : "NOT OK");
- BIO_printf(bio_err, "\tSuite B: ");
- if (SSL_set_cert_flags(s, 0) & SSL_CERT_FLAG_SUITEB_128_LOS)
- BIO_puts(bio_err, flags & CERT_PKEY_SUITEB ? "OK\n" : "NOT OK\n");
- else
- BIO_printf(bio_err, "not tested\n");
- }
- static int set_cert_cb(SSL *ssl, void *arg)
- {
- int i, rv;
- SSL_EXCERT *exc = arg;
- #ifdef CERT_CB_TEST_RETRY
- static int retry_cnt;
- if (retry_cnt < 5) {
- retry_cnt++;
- BIO_printf(bio_err,
- "Certificate callback retry test: count %d\n",
- retry_cnt);
- return -1;
- }
- #endif
- SSL_certs_clear(ssl);
- if (exc == NULL)
- return 1;
-
- while (exc->next != NULL)
- exc = exc->next;
- i = 0;
- while (exc != NULL) {
- i++;
- rv = SSL_check_chain(ssl, exc->cert, exc->key, exc->chain);
- BIO_printf(bio_err, "Checking cert chain %d:\nSubject: ", i);
- X509_NAME_print_ex(bio_err, X509_get_subject_name(exc->cert), 0,
- get_nameopt());
- BIO_puts(bio_err, "\n");
- print_chain_flags(ssl, rv);
- if (rv & CERT_PKEY_VALID) {
- if (!SSL_use_certificate(ssl, exc->cert)
- || !SSL_use_PrivateKey(ssl, exc->key)) {
- return 0;
- }
-
- if (exc->build_chain) {
- if (!SSL_build_cert_chain(ssl, 0))
- return 0;
- } else if (exc->chain != NULL) {
- if (!SSL_set1_chain(ssl, exc->chain))
- return 0;
- }
- }
- exc = exc->prev;
- }
- return 1;
- }
- void ssl_ctx_set_excert(SSL_CTX *ctx, SSL_EXCERT *exc)
- {
- SSL_CTX_set_cert_cb(ctx, set_cert_cb, exc);
- }
- static int ssl_excert_prepend(SSL_EXCERT **pexc)
- {
- SSL_EXCERT *exc = app_malloc(sizeof(*exc), "prepend cert");
- memset(exc, 0, sizeof(*exc));
- exc->next = *pexc;
- *pexc = exc;
- if (exc->next) {
- exc->certform = exc->next->certform;
- exc->keyform = exc->next->keyform;
- exc->next->prev = exc;
- } else {
- exc->certform = FORMAT_PEM;
- exc->keyform = FORMAT_PEM;
- }
- return 1;
- }
- void ssl_excert_free(SSL_EXCERT *exc)
- {
- SSL_EXCERT *curr;
- if (exc == NULL)
- return;
- while (exc) {
- X509_free(exc->cert);
- EVP_PKEY_free(exc->key);
- OSSL_STACK_OF_X509_free(exc->chain);
- curr = exc;
- exc = exc->next;
- OPENSSL_free(curr);
- }
- }
- int load_excert(SSL_EXCERT **pexc)
- {
- SSL_EXCERT *exc = *pexc;
- if (exc == NULL)
- return 1;
-
- if (exc->certfile == NULL && exc->next == NULL) {
- ssl_excert_free(exc);
- *pexc = NULL;
- return 1;
- }
- for (; exc; exc = exc->next) {
- if (exc->certfile == NULL) {
- BIO_printf(bio_err, "Missing filename\n");
- return 0;
- }
- exc->cert = load_cert(exc->certfile, exc->certform,
- "Server Certificate");
- if (exc->cert == NULL)
- return 0;
- if (exc->keyfile != NULL) {
- exc->key = load_key(exc->keyfile, exc->keyform,
- 0, NULL, NULL, "server key");
- } else {
- exc->key = load_key(exc->certfile, exc->certform,
- 0, NULL, NULL, "server key");
- }
- if (exc->key == NULL)
- return 0;
- if (exc->chainfile != NULL) {
- if (!load_certs(exc->chainfile, 0, &exc->chain, NULL, "server chain"))
- return 0;
- }
- }
- return 1;
- }
- enum range { OPT_X_ENUM };
- int args_excert(int opt, SSL_EXCERT **pexc)
- {
- SSL_EXCERT *exc = *pexc;
- assert(opt > OPT_X__FIRST);
- assert(opt < OPT_X__LAST);
- if (exc == NULL) {
- if (!ssl_excert_prepend(&exc)) {
- BIO_printf(bio_err, " %s: Error initialising xcert\n",
- opt_getprog());
- goto err;
- }
- *pexc = exc;
- }
- switch ((enum range)opt) {
- case OPT_X__FIRST:
- case OPT_X__LAST:
- return 0;
- case OPT_X_CERT:
- if (exc->certfile != NULL && !ssl_excert_prepend(&exc)) {
- BIO_printf(bio_err, "%s: Error adding xcert\n", opt_getprog());
- goto err;
- }
- *pexc = exc;
- exc->certfile = opt_arg();
- break;
- case OPT_X_KEY:
- if (exc->keyfile != NULL) {
- BIO_printf(bio_err, "%s: Key already specified\n", opt_getprog());
- goto err;
- }
- exc->keyfile = opt_arg();
- break;
- case OPT_X_CHAIN:
- if (exc->chainfile != NULL) {
- BIO_printf(bio_err, "%s: Chain already specified\n",
- opt_getprog());
- goto err;
- }
- exc->chainfile = opt_arg();
- break;
- case OPT_X_CHAIN_BUILD:
- exc->build_chain = 1;
- break;
- case OPT_X_CERTFORM:
- if (!opt_format(opt_arg(), OPT_FMT_ANY, &exc->certform))
- return 0;
- break;
- case OPT_X_KEYFORM:
- if (!opt_format(opt_arg(), OPT_FMT_ANY, &exc->keyform))
- return 0;
- break;
- }
- return 1;
- err:
- ERR_print_errors(bio_err);
- ssl_excert_free(exc);
- *pexc = NULL;
- return 0;
- }
- static void print_raw_cipherlist(SSL *s)
- {
- const unsigned char *rlist;
- static const unsigned char scsv_id[] = { 0, 0xFF };
- size_t i, rlistlen, num;
- if (!SSL_is_server(s))
- return;
- num = SSL_get0_raw_cipherlist(s, NULL);
- OPENSSL_assert(num == 2);
- rlistlen = SSL_get0_raw_cipherlist(s, &rlist);
- BIO_puts(bio_err, "Client cipher list: ");
- for (i = 0; i < rlistlen; i += num, rlist += num) {
- const SSL_CIPHER *c = SSL_CIPHER_find(s, rlist);
- if (i)
- BIO_puts(bio_err, ":");
- if (c != NULL) {
- BIO_puts(bio_err, SSL_CIPHER_get_name(c));
- } else if (memcmp(rlist, scsv_id, num) == 0) {
- BIO_puts(bio_err, "SCSV");
- } else {
- size_t j;
- BIO_puts(bio_err, "0x");
- for (j = 0; j < num; j++)
- BIO_printf(bio_err, "%02X", rlist[j]);
- }
- }
- BIO_puts(bio_err, "\n");
- }
- static char *hexencode(const unsigned char *data, size_t len)
- {
- static const char *hex = "0123456789abcdef";
- char *out;
- char *cp;
- size_t outlen = 2 * len + 1;
- int ilen = (int) outlen;
- if (outlen < len || ilen < 0 || outlen != (size_t)ilen) {
- BIO_printf(bio_err, "%s: %zu-byte buffer too large to hexencode\n",
- opt_getprog(), len);
- exit(1);
- }
- cp = out = app_malloc(ilen, "TLSA hex data buffer");
- while (len-- > 0) {
- *cp++ = hex[(*data >> 4) & 0x0f];
- *cp++ = hex[*data++ & 0x0f];
- }
- *cp = '\0';
- return out;
- }
- void print_verify_detail(SSL *s, BIO *bio)
- {
- int mdpth;
- EVP_PKEY *mspki = NULL;
- long verify_err = SSL_get_verify_result(s);
- if (verify_err == X509_V_OK) {
- const char *peername = SSL_get0_peername(s);
- BIO_printf(bio, "Verification: OK\n");
- if (peername != NULL)
- BIO_printf(bio, "Verified peername: %s\n", peername);
- } else {
- const char *reason = X509_verify_cert_error_string(verify_err);
- BIO_printf(bio, "Verification error: %s\n", reason);
- }
- if ((mdpth = SSL_get0_dane_authority(s, NULL, &mspki)) >= 0) {
- uint8_t usage, selector, mtype;
- const unsigned char *data = NULL;
- size_t dlen = 0;
- char *hexdata;
- mdpth = SSL_get0_dane_tlsa(s, &usage, &selector, &mtype, &data, &dlen);
-
- #define TLSA_TAIL_SIZE 12
- if (dlen > TLSA_TAIL_SIZE)
- hexdata = hexencode(data + dlen - TLSA_TAIL_SIZE, TLSA_TAIL_SIZE);
- else
- hexdata = hexencode(data, dlen);
- BIO_printf(bio, "DANE TLSA %d %d %d %s%s ",
- usage, selector, mtype,
- (dlen > TLSA_TAIL_SIZE) ? "..." : "", hexdata);
- if (SSL_get0_peer_rpk(s) == NULL)
- BIO_printf(bio, "%s certificate at depth %d\n",
- (mspki != NULL) ? "signed the peer" :
- mdpth ? "matched the TA" : "matched the EE", mdpth);
- else
- BIO_printf(bio, "matched the peer raw public key\n");
- OPENSSL_free(hexdata);
- }
- }
- void print_ssl_summary(SSL *s)
- {
- const SSL_CIPHER *c;
- X509 *peer = SSL_get0_peer_certificate(s);
- EVP_PKEY *peer_rpk = SSL_get0_peer_rpk(s);
- int nid;
- BIO_printf(bio_err, "Protocol version: %s\n", SSL_get_version(s));
- print_raw_cipherlist(s);
- c = SSL_get_current_cipher(s);
- BIO_printf(bio_err, "Ciphersuite: %s\n", SSL_CIPHER_get_name(c));
- do_print_sigalgs(bio_err, s, 0);
- if (peer != NULL) {
- BIO_puts(bio_err, "Peer certificate: ");
- X509_NAME_print_ex(bio_err, X509_get_subject_name(peer),
- 0, get_nameopt());
- BIO_puts(bio_err, "\n");
- if (SSL_get_peer_signature_nid(s, &nid))
- BIO_printf(bio_err, "Hash used: %s\n", OBJ_nid2sn(nid));
- if (SSL_get_peer_signature_type_nid(s, &nid))
- BIO_printf(bio_err, "Signature type: %s\n", get_sigtype(nid));
- print_verify_detail(s, bio_err);
- } else if (peer_rpk != NULL) {
- BIO_printf(bio_err, "Peer used raw public key\n");
- if (SSL_get_peer_signature_type_nid(s, &nid))
- BIO_printf(bio_err, "Signature type: %s\n", get_sigtype(nid));
- print_verify_detail(s, bio_err);
- } else {
- BIO_puts(bio_err, "No peer certificate or raw public key\n");
- }
- #ifndef OPENSSL_NO_EC
- ssl_print_point_formats(bio_err, s);
- if (SSL_is_server(s))
- ssl_print_groups(bio_err, s, 1);
- else
- ssl_print_tmp_key(bio_err, s);
- #else
- if (!SSL_is_server(s))
- ssl_print_tmp_key(bio_err, s);
- #endif
- }
- int config_ctx(SSL_CONF_CTX *cctx, STACK_OF(OPENSSL_STRING) *str,
- SSL_CTX *ctx)
- {
- int i;
- SSL_CONF_CTX_set_ssl_ctx(cctx, ctx);
- for (i = 0; i < sk_OPENSSL_STRING_num(str); i += 2) {
- const char *flag = sk_OPENSSL_STRING_value(str, i);
- const char *arg = sk_OPENSSL_STRING_value(str, i + 1);
- if (SSL_CONF_cmd(cctx, flag, arg) <= 0) {
- BIO_printf(bio_err, "Call to SSL_CONF_cmd(%s, %s) failed\n",
- flag, arg == NULL ? "<NULL>" : arg);
- ERR_print_errors(bio_err);
- return 0;
- }
- }
- if (!SSL_CONF_CTX_finish(cctx)) {
- BIO_puts(bio_err, "Error finishing context\n");
- ERR_print_errors(bio_err);
- return 0;
- }
- return 1;
- }
- static int add_crls_store(X509_STORE *st, STACK_OF(X509_CRL) *crls)
- {
- X509_CRL *crl;
- int i, ret = 1;
- for (i = 0; i < sk_X509_CRL_num(crls); i++) {
- crl = sk_X509_CRL_value(crls, i);
- if (!X509_STORE_add_crl(st, crl))
- ret = 0;
- }
- return ret;
- }
- int ssl_ctx_add_crls(SSL_CTX *ctx, STACK_OF(X509_CRL) *crls, int crl_download)
- {
- X509_STORE *st;
- st = SSL_CTX_get_cert_store(ctx);
- add_crls_store(st, crls);
- if (crl_download)
- store_setup_crl_download(st);
- return 1;
- }
- int ssl_load_stores(SSL_CTX *ctx,
- const char *vfyCApath, const char *vfyCAfile,
- const char *vfyCAstore,
- const char *chCApath, const char *chCAfile,
- const char *chCAstore,
- STACK_OF(X509_CRL) *crls, int crl_download)
- {
- X509_STORE *vfy = NULL, *ch = NULL;
- int rv = 0;
- if (vfyCApath != NULL || vfyCAfile != NULL || vfyCAstore != NULL) {
- vfy = X509_STORE_new();
- if (vfy == NULL)
- goto err;
- if (vfyCAfile != NULL && !X509_STORE_load_file(vfy, vfyCAfile))
- goto err;
- if (vfyCApath != NULL && !X509_STORE_load_path(vfy, vfyCApath))
- goto err;
- if (vfyCAstore != NULL && !X509_STORE_load_store(vfy, vfyCAstore))
- goto err;
- add_crls_store(vfy, crls);
- if (SSL_CTX_set1_verify_cert_store(ctx, vfy) == 0)
- goto err;
- if (crl_download)
- store_setup_crl_download(vfy);
- }
- if (chCApath != NULL || chCAfile != NULL || chCAstore != NULL) {
- ch = X509_STORE_new();
- if (ch == NULL)
- goto err;
- if (chCAfile != NULL && !X509_STORE_load_file(ch, chCAfile))
- goto err;
- if (chCApath != NULL && !X509_STORE_load_path(ch, chCApath))
- goto err;
- if (chCAstore != NULL && !X509_STORE_load_store(ch, chCAstore))
- goto err;
- if (SSL_CTX_set1_chain_cert_store(ctx, ch) == 0)
- goto err;
- }
- rv = 1;
- err:
- X509_STORE_free(vfy);
- X509_STORE_free(ch);
- return rv;
- }
- typedef struct {
- BIO *out;
- int verbose;
- int (*old_cb) (const SSL *s, const SSL_CTX *ctx, int op, int bits, int nid,
- void *other, void *ex);
- } security_debug_ex;
- static STRINT_PAIR callback_types[] = {
- {"Supported Ciphersuite", SSL_SECOP_CIPHER_SUPPORTED},
- {"Shared Ciphersuite", SSL_SECOP_CIPHER_SHARED},
- {"Check Ciphersuite", SSL_SECOP_CIPHER_CHECK},
- #ifndef OPENSSL_NO_DH
- {"Temp DH key bits", SSL_SECOP_TMP_DH},
- #endif
- {"Supported Curve", SSL_SECOP_CURVE_SUPPORTED},
- {"Shared Curve", SSL_SECOP_CURVE_SHARED},
- {"Check Curve", SSL_SECOP_CURVE_CHECK},
- {"Supported Signature Algorithm", SSL_SECOP_SIGALG_SUPPORTED},
- {"Shared Signature Algorithm", SSL_SECOP_SIGALG_SHARED},
- {"Check Signature Algorithm", SSL_SECOP_SIGALG_CHECK},
- {"Signature Algorithm mask", SSL_SECOP_SIGALG_MASK},
- {"Certificate chain EE key", SSL_SECOP_EE_KEY},
- {"Certificate chain CA key", SSL_SECOP_CA_KEY},
- {"Peer Chain EE key", SSL_SECOP_PEER_EE_KEY},
- {"Peer Chain CA key", SSL_SECOP_PEER_CA_KEY},
- {"Certificate chain CA digest", SSL_SECOP_CA_MD},
- {"Peer chain CA digest", SSL_SECOP_PEER_CA_MD},
- {"SSL compression", SSL_SECOP_COMPRESSION},
- {"Session ticket", SSL_SECOP_TICKET},
- {NULL}
- };
- static int security_callback_debug(const SSL *s, const SSL_CTX *ctx,
- int op, int bits, int nid,
- void *other, void *ex)
- {
- security_debug_ex *sdb = ex;
- int rv, show_bits = 1, cert_md = 0;
- const char *nm;
- int show_nm;
- rv = sdb->old_cb(s, ctx, op, bits, nid, other, ex);
- if (rv == 1 && sdb->verbose < 2)
- return 1;
- BIO_puts(sdb->out, "Security callback: ");
- nm = lookup(op, callback_types, NULL);
- show_nm = nm != NULL;
- switch (op) {
- case SSL_SECOP_TICKET:
- case SSL_SECOP_COMPRESSION:
- show_bits = 0;
- show_nm = 0;
- break;
- case SSL_SECOP_VERSION:
- BIO_printf(sdb->out, "Version=%s", lookup(nid, ssl_versions, "???"));
- show_bits = 0;
- show_nm = 0;
- break;
- case SSL_SECOP_CA_MD:
- case SSL_SECOP_PEER_CA_MD:
- cert_md = 1;
- break;
- case SSL_SECOP_SIGALG_SUPPORTED:
- case SSL_SECOP_SIGALG_SHARED:
- case SSL_SECOP_SIGALG_CHECK:
- case SSL_SECOP_SIGALG_MASK:
- show_nm = 0;
- break;
- }
- if (show_nm)
- BIO_printf(sdb->out, "%s=", nm);
- switch (op & SSL_SECOP_OTHER_TYPE) {
- case SSL_SECOP_OTHER_CIPHER:
- BIO_puts(sdb->out, SSL_CIPHER_get_name(other));
- break;
- #ifndef OPENSSL_NO_EC
- case SSL_SECOP_OTHER_CURVE:
- {
- const char *cname;
- cname = EC_curve_nid2nist(nid);
- if (cname == NULL)
- cname = OBJ_nid2sn(nid);
- BIO_puts(sdb->out, cname);
- }
- break;
- #endif
- case SSL_SECOP_OTHER_CERT:
- {
- if (cert_md) {
- int sig_nid = X509_get_signature_nid(other);
- BIO_puts(sdb->out, OBJ_nid2sn(sig_nid));
- } else {
- EVP_PKEY *pkey = X509_get0_pubkey(other);
- if (pkey == NULL) {
- BIO_printf(sdb->out, "Public key missing");
- } else {
- const char *algname = "";
- EVP_PKEY_asn1_get0_info(NULL, NULL, NULL, NULL,
- &algname, EVP_PKEY_get0_asn1(pkey));
- BIO_printf(sdb->out, "%s, bits=%d",
- algname, EVP_PKEY_get_bits(pkey));
- }
- }
- break;
- }
- case SSL_SECOP_OTHER_SIGALG:
- {
- const unsigned char *salg = other;
- const char *sname = NULL;
- int raw_sig_code = (salg[0] << 8) + salg[1];
-
- if (nm != NULL)
- BIO_printf(sdb->out, "%s", nm);
- else
- BIO_printf(sdb->out, "s_cb.c:security_callback_debug op=0x%x", op);
- sname = lookup(raw_sig_code, signature_tls13_scheme_list, NULL);
- if (sname != NULL) {
- BIO_printf(sdb->out, " scheme=%s", sname);
- } else {
- int alg_code = salg[1];
- int hash_code = salg[0];
- const char *alg_str = lookup(alg_code, signature_tls12_alg_list, NULL);
- const char *hash_str = lookup(hash_code, signature_tls12_hash_list, NULL);
- if (alg_str != NULL && hash_str != NULL)
- BIO_printf(sdb->out, " digest=%s, algorithm=%s", hash_str, alg_str);
- else
- BIO_printf(sdb->out, " scheme=unknown(0x%04x)", raw_sig_code);
- }
- }
- }
- if (show_bits)
- BIO_printf(sdb->out, ", security bits=%d", bits);
- BIO_printf(sdb->out, ": %s\n", rv ? "yes" : "no");
- return rv;
- }
- void ssl_ctx_security_debug(SSL_CTX *ctx, int verbose)
- {
- static security_debug_ex sdb;
- sdb.out = bio_err;
- sdb.verbose = verbose;
- sdb.old_cb = SSL_CTX_get_security_callback(ctx);
- SSL_CTX_set_security_callback(ctx, security_callback_debug);
- SSL_CTX_set0_security_ex_data(ctx, &sdb);
- }
- static void keylog_callback(const SSL *ssl, const char *line)
- {
- if (bio_keylog == NULL) {
- BIO_printf(bio_err, "Keylog callback is invoked without valid file!\n");
- return;
- }
-
- BIO_printf(bio_keylog, "%s\n", line);
- (void)BIO_flush(bio_keylog);
- }
- int set_keylog_file(SSL_CTX *ctx, const char *keylog_file)
- {
-
- BIO_free_all(bio_keylog);
- bio_keylog = NULL;
- if (ctx == NULL || keylog_file == NULL) {
-
- return 0;
- }
-
- bio_keylog = BIO_new_file(keylog_file, "a");
- if (bio_keylog == NULL) {
- BIO_printf(bio_err, "Error writing keylog file %s\n", keylog_file);
- return 1;
- }
-
- if (BIO_tell(bio_keylog) == 0) {
- BIO_puts(bio_keylog,
- "# SSL/TLS secrets log file, generated by OpenSSL\n");
- (void)BIO_flush(bio_keylog);
- }
- SSL_CTX_set_keylog_callback(ctx, keylog_callback);
- return 0;
- }
- void print_ca_names(BIO *bio, SSL *s)
- {
- const char *cs = SSL_is_server(s) ? "server" : "client";
- const STACK_OF(X509_NAME) *sk = SSL_get0_peer_CA_list(s);
- int i;
- if (sk == NULL || sk_X509_NAME_num(sk) == 0) {
- if (!SSL_is_server(s))
- BIO_printf(bio, "---\nNo %s certificate CA names sent\n", cs);
- return;
- }
- BIO_printf(bio, "---\nAcceptable %s certificate CA names\n", cs);
- for (i = 0; i < sk_X509_NAME_num(sk); i++) {
- X509_NAME_print_ex(bio, sk_X509_NAME_value(sk, i), 0, get_nameopt());
- BIO_write(bio, "\n", 1);
- }
- }
- void ssl_print_secure_renegotiation_notes(BIO *bio, SSL *s)
- {
- if (SSL_VERSION_ALLOWS_RENEGOTIATION(s)) {
- BIO_printf(bio, "Secure Renegotiation IS%s supported\n",
- SSL_get_secure_renegotiation_support(s) ? "" : " NOT");
- } else {
- BIO_printf(bio, "This TLS version forbids renegotiation.\n");
- }
- }
- int progress_cb(EVP_PKEY_CTX *ctx)
- {
- BIO *b = EVP_PKEY_CTX_get_app_data(ctx);
- int p = EVP_PKEY_CTX_get_keygen_info(ctx, 0);
- static const char symbols[] = ".+*\n";
- char c = (p >= 0 && (size_t)p <= sizeof(symbols) - 1) ? symbols[p] : '?';
- BIO_write(b, &c, 1);
- (void)BIO_flush(b);
- return 1;
- }
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