diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/vtls/openssl.c | 220 |
1 files changed, 113 insertions, 107 deletions
diff --git a/lib/vtls/openssl.c b/lib/vtls/openssl.c index 1d09cadca..ece655133 100644 --- a/lib/vtls/openssl.c +++ b/lib/vtls/openssl.c @@ -228,8 +228,6 @@ struct ssl_backend_data { #endif }; -#define BACKEND connssl->backend - /* * Number of bytes to read from the random number seed file. This must be * a finite value (because some entropy "files" like /dev/urandom have @@ -1269,19 +1267,19 @@ static struct curl_slist *Curl_ossl_engines_list(struct Curl_easy *data) return list; } - static void ossl_close(struct ssl_connect_data *connssl) { - if(BACKEND->handle) { - (void)SSL_shutdown(BACKEND->handle); - SSL_set_connect_state(BACKEND->handle); + struct ssl_backend_data *backend = connssl->backend; + if(backend->handle) { + (void)SSL_shutdown(backend->handle); + SSL_set_connect_state(backend->handle); - SSL_free(BACKEND->handle); - BACKEND->handle = NULL; + SSL_free(backend->handle); + backend->handle = NULL; } - if(BACKEND->ctx) { - SSL_CTX_free(BACKEND->ctx); - BACKEND->ctx = NULL; + if(backend->ctx) { + SSL_CTX_free(backend->ctx); + backend->ctx = NULL; } } @@ -1310,6 +1308,7 @@ static int Curl_ossl_shutdown(struct connectdata *conn, int sockindex) int buffsize; int err; bool done = FALSE; + struct ssl_backend_data *backend = connssl->backend; #ifndef CURL_DISABLE_FTP /* This has only been tested on the proftpd server, and the mod_tls code @@ -1318,10 +1317,10 @@ static int Curl_ossl_shutdown(struct connectdata *conn, int sockindex) we do not send one. Let's hope other servers do the same... */ if(data->set.ftp_ccc == CURLFTPSSL_CCC_ACTIVE) - (void)SSL_shutdown(BACKEND->handle); + (void)SSL_shutdown(backend->handle); #endif - if(BACKEND->handle) { + if(backend->handle) { buffsize = (int)sizeof(buf); while(!done) { int what = SOCKET_READABLE(conn->sock[sockindex], @@ -1331,8 +1330,8 @@ static int Curl_ossl_shutdown(struct connectdata *conn, int sockindex) /* Something to read, let's do it and hope that it is the close notify alert from the server */ - nread = (ssize_t)SSL_read(BACKEND->handle, buf, buffsize); - err = SSL_get_error(BACKEND->handle, (int)nread); + nread = (ssize_t)SSL_read(backend->handle, buf, buffsize); + err = SSL_get_error(backend->handle, (int)nread); switch(err) { case SSL_ERROR_NONE: /* this is not an error */ @@ -1377,7 +1376,7 @@ static int Curl_ossl_shutdown(struct connectdata *conn, int sockindex) if(data->set.verbose) { #ifdef HAVE_SSL_GET_SHUTDOWN - switch(SSL_get_shutdown(BACKEND->handle)) { + switch(SSL_get_shutdown(backend->handle)) { case SSL_SENT_SHUTDOWN: infof(data, "SSL_get_shutdown() returned SSL_SENT_SHUTDOWN\n"); break; @@ -1392,8 +1391,8 @@ static int Curl_ossl_shutdown(struct connectdata *conn, int sockindex) #endif } - SSL_free(BACKEND->handle); - BACKEND->handle = NULL; + SSL_free(backend->handle); + backend->handle = NULL; } return retval; } @@ -1712,13 +1711,13 @@ static CURLcode verifystatus(struct connectdata *conn, const unsigned char *p; CURLcode result = CURLE_OK; struct Curl_easy *data = conn->data; - OCSP_RESPONSE *rsp = NULL; OCSP_BASICRESP *br = NULL; X509_STORE *st = NULL; STACK_OF(X509) *ch = NULL; + struct ssl_backend_data *backend = connssl->backend; - long len = SSL_get_tlsext_status_ocsp_resp(BACKEND->handle, &status); + long len = SSL_get_tlsext_status_ocsp_resp(backend->handle, &status); if(!status) { failf(data, "No OCSP response received"); @@ -1748,8 +1747,8 @@ static CURLcode verifystatus(struct connectdata *conn, goto end; } - ch = SSL_get_peer_cert_chain(BACKEND->handle); - st = SSL_CTX_get_cert_store(BACKEND->ctx); + ch = SSL_get_peer_cert_chain(backend->handle); + st = SSL_CTX_get_cert_store(backend->ctx); #if ((OPENSSL_VERSION_NUMBER <= 0x1000201fL) /* Fixed after 1.0.2a */ || \ (defined(LIBRESSL_VERSION_NUMBER) && \ @@ -2270,7 +2269,7 @@ set_ssl_version_min_max_legacy(ctx_option_t *ctx_options, #ifdef TLS1_3_VERSION { struct ssl_connect_data *connssl = &conn->ssl[sockindex]; - SSL_CTX_set_max_proto_version(BACKEND->ctx, TLS1_3_VERSION); + SSL_CTX_set_max_proto_version(backend->ctx, TLS1_3_VERSION); *ctx_options |= SSL_OP_NO_TLSv1_2; } #else @@ -2419,6 +2418,7 @@ static CURLcode ossl_connect_step1(struct connectdata *conn, int sockindex) const bool verifypeer = SSL_CONN_CONFIG(verifypeer); const char * const ssl_crlfile = SSL_SET_OPTION(CRLfile); char error_buffer[256]; + struct ssl_backend_data *backend = connssl->backend; DEBUGASSERT(ssl_connect_1 == connssl->connecting_state); @@ -2477,25 +2477,25 @@ static CURLcode ossl_connect_step1(struct connectdata *conn, int sockindex) return CURLE_SSL_CONNECT_ERROR; } - if(BACKEND->ctx) - SSL_CTX_free(BACKEND->ctx); - BACKEND->ctx = SSL_CTX_new(req_method); + if(backend->ctx) + SSL_CTX_free(backend->ctx); + backend->ctx = SSL_CTX_new(req_method); - if(!BACKEND->ctx) { + if(!backend->ctx) { failf(data, "SSL: couldn't create a context: %s", ossl_strerror(ERR_peek_error(), error_buffer, sizeof(error_buffer))); return CURLE_OUT_OF_MEMORY; } #ifdef SSL_MODE_RELEASE_BUFFERS - SSL_CTX_set_mode(BACKEND->ctx, SSL_MODE_RELEASE_BUFFERS); + SSL_CTX_set_mode(backend->ctx, SSL_MODE_RELEASE_BUFFERS); #endif #ifdef SSL_CTRL_SET_MSG_CALLBACK if(data->set.fdebug && data->set.verbose) { /* the SSL trace callback is only used for verbose logging */ - SSL_CTX_set_msg_callback(BACKEND->ctx, ssl_tls_trace); - SSL_CTX_set_msg_callback_arg(BACKEND->ctx, conn); + SSL_CTX_set_msg_callback(backend->ctx, ssl_tls_trace); + SSL_CTX_set_msg_callback_arg(backend->ctx, conn); } #endif @@ -2561,8 +2561,8 @@ static CURLcode ossl_connect_step1(struct connectdata *conn, int sockindex) /* "--sslv2" option means SSLv2 only, disable all others */ case CURL_SSLVERSION_SSLv2: #if OPENSSL_VERSION_NUMBER >= 0x10100000L /* 1.1.0 */ - SSL_CTX_set_min_proto_version(BACKEND->ctx, SSL2_VERSION); - SSL_CTX_set_max_proto_version(BACKEND->ctx, SSL2_VERSION); + SSL_CTX_set_min_proto_version(backend->ctx, SSL2_VERSION); + SSL_CTX_set_max_proto_version(backend->ctx, SSL2_VERSION); #else ctx_options |= SSL_OP_NO_SSLv3; ctx_options |= SSL_OP_NO_TLSv1; @@ -2579,8 +2579,8 @@ static CURLcode ossl_connect_step1(struct connectdata *conn, int sockindex) /* "--sslv3" option means SSLv3 only, disable all others */ case CURL_SSLVERSION_SSLv3: #if OPENSSL_VERSION_NUMBER >= 0x10100000L /* 1.1.0 */ - SSL_CTX_set_min_proto_version(BACKEND->ctx, SSL3_VERSION); - SSL_CTX_set_max_proto_version(BACKEND->ctx, SSL3_VERSION); + SSL_CTX_set_min_proto_version(backend->ctx, SSL3_VERSION); + SSL_CTX_set_max_proto_version(backend->ctx, SSL3_VERSION); #else ctx_options |= SSL_OP_NO_SSLv2; ctx_options |= SSL_OP_NO_TLSv1; @@ -2607,7 +2607,7 @@ static CURLcode ossl_connect_step1(struct connectdata *conn, int sockindex) ctx_options |= SSL_OP_NO_SSLv3; #if (OPENSSL_VERSION_NUMBER >= 0x10100000L) /* 1.1.0 */ - result = set_ssl_version_min_max(BACKEND->ctx, conn); + result = set_ssl_version_min_max(backend->ctx, conn); #else result = set_ssl_version_min_max_legacy(&ctx_options, conn, sockindex); #endif @@ -2620,11 +2620,11 @@ static CURLcode ossl_connect_step1(struct connectdata *conn, int sockindex) return CURLE_SSL_CONNECT_ERROR; } - SSL_CTX_set_options(BACKEND->ctx, ctx_options); + SSL_CTX_set_options(backend->ctx, ctx_options); #ifdef HAS_NPN if(conn->bits.tls_enable_npn) - SSL_CTX_set_next_proto_select_cb(BACKEND->ctx, select_next_proto_cb, conn); + SSL_CTX_set_next_proto_select_cb(backend->ctx, select_next_proto_cb, conn); #endif #ifdef HAS_ALPN @@ -2652,12 +2652,12 @@ static CURLcode ossl_connect_step1(struct connectdata *conn, int sockindex) /* expects length prefixed preference ordered list of protocols in wire * format */ - SSL_CTX_set_alpn_protos(BACKEND->ctx, protocols, cur); + SSL_CTX_set_alpn_protos(backend->ctx, protocols, cur); } #endif if(ssl_cert || ssl_cert_type) { - if(!cert_stuff(conn, BACKEND->ctx, ssl_cert, ssl_cert_type, + if(!cert_stuff(conn, backend->ctx, ssl_cert, ssl_cert_type, SSL_SET_OPTION(key), SSL_SET_OPTION(key_type), SSL_SET_OPTION(key_passwd))) { /* failf() is already done in cert_stuff() */ @@ -2669,7 +2669,7 @@ static CURLcode ossl_connect_step1(struct connectdata *conn, int sockindex) if(!ciphers) ciphers = (char *)DEFAULT_CIPHER_SELECTION; if(ciphers) { - if(!SSL_CTX_set_cipher_list(BACKEND->ctx, ciphers)) { + if(!SSL_CTX_set_cipher_list(backend->ctx, ciphers)) { failf(data, "failed setting cipher list: %s", ciphers); return CURLE_SSL_CIPHER; } @@ -2680,7 +2680,7 @@ static CURLcode ossl_connect_step1(struct connectdata *conn, int sockindex) { char *ciphers13 = SSL_CONN_CONFIG(cipher_list13); if(ciphers13) { - if(!SSL_CTX_set_ciphersuites(BACKEND->ctx, ciphers13)) { + if(!SSL_CTX_set_ciphersuites(backend->ctx, ciphers13)) { failf(data, "failed setting TLS 1.3 cipher suite: %s", ciphers13); return CURLE_SSL_CIPHER; } @@ -2691,7 +2691,7 @@ static CURLcode ossl_connect_step1(struct connectdata *conn, int sockindex) #ifdef HAVE_SSL_CTX_SET_POST_HANDSHAKE_AUTH /* OpenSSL 1.1.1 requires clients to opt-in for PHA */ - SSL_CTX_set_post_handshake_auth(BACKEND->ctx, 1); + SSL_CTX_set_post_handshake_auth(backend->ctx, 1); #endif #ifdef USE_TLS_SRP @@ -2700,18 +2700,18 @@ static CURLcode ossl_connect_step1(struct connectdata *conn, int sockindex) infof(data, "Using TLS-SRP username: %s\n", ssl_username); - if(!SSL_CTX_set_srp_username(BACKEND->ctx, ssl_username)) { + if(!SSL_CTX_set_srp_username(backend->ctx, ssl_username)) { failf(data, "Unable to set SRP user name"); return CURLE_BAD_FUNCTION_ARGUMENT; } - if(!SSL_CTX_set_srp_password(BACKEND->ctx, SSL_SET_OPTION(password))) { + if(!SSL_CTX_set_srp_password(backend->ctx, SSL_SET_OPTION(password))) { failf(data, "failed setting SRP password"); return CURLE_BAD_FUNCTION_ARGUMENT; } if(!SSL_CONN_CONFIG(cipher_list)) { infof(data, "Setting cipher list SRP\n"); - if(!SSL_CTX_set_cipher_list(BACKEND->ctx, "SRP")) { + if(!SSL_CTX_set_cipher_list(backend->ctx, "SRP")) { failf(data, "failed setting SRP cipher list"); return CURLE_SSL_CIPHER; } @@ -2722,7 +2722,7 @@ static CURLcode ossl_connect_step1(struct connectdata *conn, int sockindex) if(ssl_cafile || ssl_capath) { /* tell SSL where to find CA certificates that are used to verify the servers certificate. */ - if(!SSL_CTX_load_verify_locations(BACKEND->ctx, ssl_cafile, ssl_capath)) { + if(!SSL_CTX_load_verify_locations(backend->ctx, ssl_cafile, ssl_capath)) { if(verifypeer) { /* Fail if we insist on successfully verifying the server. */ failf(data, "error setting certificate verify locations:\n" @@ -2750,14 +2750,14 @@ static CURLcode ossl_connect_step1(struct connectdata *conn, int sockindex) else if(verifypeer) { /* verifying the peer without any CA certificates won't work so use openssl's built in default as fallback */ - SSL_CTX_set_default_verify_paths(BACKEND->ctx); + SSL_CTX_set_default_verify_paths(backend->ctx); } #endif if(ssl_crlfile) { /* tell SSL where to find CRL file that is used to check certificate * revocation */ - lookup = X509_STORE_add_lookup(SSL_CTX_get_cert_store(BACKEND->ctx), + lookup = X509_STORE_add_lookup(SSL_CTX_get_cert_store(backend->ctx), X509_LOOKUP_file()); if(!lookup || (!X509_load_crl_file(lookup, ssl_crlfile, X509_FILETYPE_PEM)) ) { @@ -2766,7 +2766,7 @@ static CURLcode ossl_connect_step1(struct connectdata *conn, int sockindex) } /* Everything is fine. */ infof(data, "successfully load CRL file:\n"); - X509_STORE_set_flags(SSL_CTX_get_cert_store(BACKEND->ctx), + X509_STORE_set_flags(SSL_CTX_get_cert_store(backend->ctx), X509_V_FLAG_CRL_CHECK|X509_V_FLAG_CRL_CHECK_ALL); infof(data, " CRLfile: %s\n", ssl_crlfile); @@ -2781,7 +2781,7 @@ static CURLcode ossl_connect_step1(struct connectdata *conn, int sockindex) https://rt.openssl.org/Ticket/Display.html?id=3621&user=guest&pass=guest */ #if defined(X509_V_FLAG_TRUSTED_FIRST) && !defined(X509_V_FLAG_NO_ALT_CHAINS) - X509_STORE_set_flags(SSL_CTX_get_cert_store(BACKEND->ctx), + X509_STORE_set_flags(SSL_CTX_get_cert_store(backend->ctx), X509_V_FLAG_TRUSTED_FIRST); #endif #ifdef X509_V_FLAG_PARTIAL_CHAIN @@ -2790,7 +2790,7 @@ static CURLcode ossl_connect_step1(struct connectdata *conn, int sockindex) trust-anchors, in the same way as self-signed root CA certificates are. This allows users to verify servers using the intermediate cert only, instead of needing the whole chain. */ - X509_STORE_set_flags(SSL_CTX_get_cert_store(BACKEND->ctx), + X509_STORE_set_flags(SSL_CTX_get_cert_store(backend->ctx), X509_V_FLAG_PARTIAL_CHAIN); } #endif @@ -2800,13 +2800,13 @@ static CURLcode ossl_connect_step1(struct connectdata *conn, int sockindex) * fail to connect if the verification fails, or if it should continue * anyway. In the latter case the result of the verification is checked with * SSL_get_verify_result() below. */ - SSL_CTX_set_verify(BACKEND->ctx, + SSL_CTX_set_verify(backend->ctx, verifypeer ? SSL_VERIFY_PEER : SSL_VERIFY_NONE, NULL); /* Enable logging of secrets to the file specified in env SSLKEYLOGFILE. */ #if defined(ENABLE_SSLKEYLOGFILE) && defined(HAVE_KEYLOG_CALLBACK) if(keylog_file_fp) { - SSL_CTX_set_keylog_callback(BACKEND->ctx, ossl_keylog_callback); + SSL_CTX_set_keylog_callback(backend->ctx, ossl_keylog_callback); } #endif @@ -2814,14 +2814,14 @@ static CURLcode ossl_connect_step1(struct connectdata *conn, int sockindex) * callback. Use the "external storage" mode to avoid that OpenSSL creates * an internal session cache. */ - SSL_CTX_set_session_cache_mode(BACKEND->ctx, + SSL_CTX_set_session_cache_mode(backend->ctx, SSL_SESS_CACHE_CLIENT | SSL_SESS_CACHE_NO_INTERNAL); - SSL_CTX_sess_set_new_cb(BACKEND->ctx, ossl_new_session_cb); + SSL_CTX_sess_set_new_cb(backend->ctx, ossl_new_session_cb); /* give application a chance to interfere with SSL set up. */ if(data->set.ssl.fsslctx) { Curl_set_in_callback(data, true); - result = (*data->set.ssl.fsslctx)(data, BACKEND->ctx, + result = (*data->set.ssl.fsslctx)(data, backend->ctx, data->set.ssl.fsslctxp); Curl_set_in_callback(data, false); if(result) { @@ -2831,10 +2831,10 @@ static CURLcode ossl_connect_step1(struct connectdata *conn, int sockindex) } /* Lets make an SSL structure */ - if(BACKEND->handle) - SSL_free(BACKEND->handle); - BACKEND->handle = SSL_new(BACKEND->ctx); - if(!BACKEND->handle) { + if(backend->handle) + SSL_free(backend->handle); + backend->handle = SSL_new(backend->ctx); + if(!backend->handle) { failf(data, "SSL: couldn't create a context (handle)!"); return CURLE_OUT_OF_MEMORY; } @@ -2842,23 +2842,23 @@ static CURLcode ossl_connect_step1(struct connectdata *conn, int sockindex) #if (OPENSSL_VERSION_NUMBER >= 0x0090808fL) && !defined(OPENSSL_NO_TLSEXT) && \ !defined(OPENSSL_NO_OCSP) if(SSL_CONN_CONFIG(verifystatus)) - SSL_set_tlsext_status_type(BACKEND->handle, TLSEXT_STATUSTYPE_ocsp); + SSL_set_tlsext_status_type(backend->handle, TLSEXT_STATUSTYPE_ocsp); #endif #if defined(OPENSSL_IS_BORINGSSL) && defined(ALLOW_RENEG) - SSL_set_renegotiate_mode(BACKEND->handle, ssl_renegotiate_freely); + SSL_set_renegotiate_mode(backend->handle, ssl_renegotiate_freely); #endif - SSL_set_connect_state(BACKEND->handle); + SSL_set_connect_state(backend->handle); - BACKEND->server_cert = 0x0; + backend->server_cert = 0x0; #ifdef SSL_CTRL_SET_TLSEXT_HOSTNAME if((0 == Curl_inet_pton(AF_INET, hostname, &addr)) && #ifdef ENABLE_IPV6 (0 == Curl_inet_pton(AF_INET6, hostname, &addr)) && #endif sni && - !SSL_set_tlsext_host_name(BACKEND->handle, hostname)) + !SSL_set_tlsext_host_name(backend->handle, hostname)) infof(data, "WARNING: failed to configure server name indication (SNI) " "TLS extension\n"); #endif @@ -2872,14 +2872,14 @@ static CURLcode ossl_connect_step1(struct connectdata *conn, int sockindex) if(connectdata_idx >= 0 && sockindex_idx >= 0) { /* Store the data needed for the "new session" callback. * The sockindex is stored as a pointer to an array element. */ - SSL_set_ex_data(BACKEND->handle, connectdata_idx, conn); - SSL_set_ex_data(BACKEND->handle, sockindex_idx, conn->sock + sockindex); + SSL_set_ex_data(backend->handle, connectdata_idx, conn); + SSL_set_ex_data(backend->handle, sockindex_idx, conn->sock + sockindex); } Curl_ssl_sessionid_lock(conn); if(!Curl_ssl_getsessionid(conn, &ssl_sessionid, NULL, sockindex)) { /* we got a session id, use it! */ - if(!SSL_set_session(BACKEND->handle, ssl_sessionid)) { + if(!SSL_set_session(backend->handle, ssl_sessionid)) { Curl_ssl_sessionid_unlock(conn); failf(data, "SSL: SSL_set_session failed: %s", ossl_strerror(ERR_get_error(), error_buffer, @@ -2899,9 +2899,9 @@ static CURLcode ossl_connect_step1(struct connectdata *conn, int sockindex) DEBUGASSERT(handle != NULL); DEBUGASSERT(bio != NULL); BIO_set_ssl(bio, handle, FALSE); - SSL_set_bio(BACKEND->handle, bio, bio); + SSL_set_bio(backend->handle, bio, bio); } - else if(!SSL_set_fd(BACKEND->handle, (int)sockfd)) { + else if(!SSL_set_fd(backend->handle, (int)sockfd)) { /* pass the raw socket into the SSL layers */ failf(data, "SSL: SSL_set_fd failed: %s", ossl_strerror(ERR_get_error(), error_buffer, sizeof(error_buffer))); @@ -2920,24 +2920,25 @@ static CURLcode ossl_connect_step2(struct connectdata *conn, int sockindex) struct ssl_connect_data *connssl = &conn->ssl[sockindex]; long * const certverifyresult = SSL_IS_PROXY() ? &data->set.proxy_ssl.certverifyresult : &data->set.ssl.certverifyresult; + struct ssl_backend_data *backend = connssl->backend; DEBUGASSERT(ssl_connect_2 == connssl->connecting_state || ssl_connect_2_reading == connssl->connecting_state || ssl_connect_2_writing == connssl->connecting_state); ERR_clear_error(); - err = SSL_connect(BACKEND->handle); + err = SSL_connect(backend->handle); /* If keylogging is enabled but the keylog callback is not supported then log secrets here, immediately after SSL_connect by using tap_ssl_key. */ #if defined(ENABLE_SSLKEYLOGFILE) && !defined(HAVE_KEYLOG_CALLBACK) - tap_ssl_key(BACKEND->handle, &BACKEND->tap_state); + tap_ssl_key(backend->handle, &backend->tap_state); #endif /* 1 is fine 0 is "not successful but was shut down controlled" <0 is "handshake was not successful, because a fatal error occurred" */ if(1 != err) { - int detail = SSL_get_error(BACKEND->handle, err); + int detail = SSL_get_error(backend->handle, err); if(SSL_ERROR_WANT_READ == detail) { connssl->connecting_state = ssl_connect_2_reading; @@ -2977,7 +2978,7 @@ static CURLcode ossl_connect_step2(struct connectdata *conn, int sockindex) (reason == SSL_R_CERTIFICATE_VERIFY_FAILED)) { result = CURLE_PEER_FAILED_VERIFICATION; - lerr = SSL_get_verify_result(BACKEND->handle); + lerr = SSL_get_verify_result(backend->handle); if(lerr != X509_V_OK) { *certverifyresult = lerr; msnprintf(error_buffer, sizeof(error_buffer), @@ -3026,8 +3027,8 @@ static CURLcode ossl_connect_step2(struct connectdata *conn, int sockindex) /* Informational message */ infof(data, "SSL connection using %s / %s\n", - get_ssl_version_txt(BACKEND->handle), - SSL_get_cipher(BACKEND->handle)); + get_ssl_version_txt(backend->handle), + SSL_get_cipher(backend->handle)); #ifdef HAS_ALPN /* Sets data and len to negotiated protocol, len is 0 if no protocol was @@ -3036,7 +3037,7 @@ static CURLcode ossl_connect_step2(struct connectdata *conn, int sockindex) if(conn->bits.tls_enable_alpn) { const unsigned char *neg_protocol; unsigned int len; - SSL_get0_alpn_selected(BACKEND->handle, &neg_protocol, &len); + SSL_get0_alpn_selected(backend->handle, &neg_protocol, &len); if(len != 0) { infof(data, "ALPN, server accepted to use %.*s\n", len, neg_protocol); @@ -3171,8 +3172,9 @@ static CURLcode get_cert_chain(struct connectdata *conn, struct Curl_easy *data = conn->data; numcert_t numcerts; BIO *mem; + struct ssl_backend_data *backend = connssl->backend; - sk = SSL_get_peer_cert_chain(BACKEND->handle); + sk = SSL_get_peer_cert_chain(backend->handle); if(!sk) { return CURLE_OUT_OF_MEMORY; } @@ -3458,13 +3460,14 @@ static CURLcode servercert(struct connectdata *conn, long * const certverifyresult = SSL_IS_PROXY() ? &data->set.proxy_ssl.certverifyresult : &data->set.ssl.certverifyresult; BIO *mem = BIO_new(BIO_s_mem()); + struct ssl_backend_data *backend = connssl->backend; if(data->set.ssl.certinfo) /* we've been asked to gather certificate info! */ (void)get_cert_chain(conn, connssl); - BACKEND->server_cert = SSL_get_peer_certificate(BACKEND->handle); - if(!BACKEND->server_cert) { + backend->server_cert = SSL_get_peer_certificate(backend->handle); + if(!backend->server_cert) { BIO_free(mem); if(!strict) return CURLE_OK; @@ -3475,19 +3478,19 @@ static CURLcode servercert(struct connectdata *conn, infof(data, "%s certificate:\n", SSL_IS_PROXY() ? "Proxy" : "Server"); - rc = x509_name_oneline(X509_get_subject_name(BACKEND->server_cert), + rc = x509_name_oneline(X509_get_subject_name(backend->server_cert), buffer, sizeof(buffer)); infof(data, " subject: %s\n", rc?"[NONE]":buffer); #ifndef CURL_DISABLE_VERBOSE_STRINGS { long len; - ASN1_TIME_print(mem, X509_get0_notBefore(BACKEND->server_cert)); + ASN1_TIME_print(mem, X509_get0_notBefore(backend->server_cert)); len = BIO_get_mem_data(mem, (char **) &ptr); infof(data, " start date: %.*s\n", len, ptr); (void)BIO_reset(mem); - ASN1_TIME_print(mem, X509_get0_notAfter(BACKEND->server_cert)); + ASN1_TIME_print(mem, X509_get0_notAfter(backend->server_cert)); len = BIO_get_mem_data(mem, (char **) &ptr); infof(data, " expire date: %.*s\n", len, ptr); (void)BIO_reset(mem); @@ -3497,15 +3500,15 @@ static CURLcode servercert(struct connectdata *conn, BIO_free(mem); if(SSL_CONN_CONFIG(verifyhost)) { - result = verifyhost(conn, BACKEND->server_cert); + result = verifyhost(conn, backend->server_cert); if(result) { - X509_free(BACKEND->server_cert); - BACKEND->server_cert = NULL; + X509_free(backend->server_cert); + backend->server_cert = NULL; return result; } } - rc = x509_name_oneline(X509_get_issuer_name(BACKEND->server_cert), + rc = x509_name_oneline(X509_get_issuer_name(backend->server_cert), buffer, sizeof(buffer)); if(rc) { if(strict) @@ -3527,8 +3530,8 @@ static CURLcode servercert(struct connectdata *conn, " error %s", ossl_strerror(ERR_get_error(), error_buffer, sizeof(error_buffer)) ); - X509_free(BACKEND->server_cert); - BACKEND->server_cert = NULL; + X509_free(backend->server_cert); + backend->server_cert = NULL; return CURLE_OUT_OF_MEMORY; } @@ -3537,8 +3540,8 @@ static CURLcode servercert(struct connectdata *conn, failf(data, "SSL: Unable to open issuer cert (%s)", SSL_SET_OPTION(issuercert)); BIO_free(fp); - X509_free(BACKEND->server_cert); - BACKEND->server_cert = NULL; + X509_free(backend->server_cert); + backend->server_cert = NULL; return CURLE_SSL_ISSUER_ERROR; } @@ -3549,19 +3552,19 @@ static CURLcode servercert(struct connectdata *conn, SSL_SET_OPTION(issuercert)); BIO_free(fp); X509_free(issuer); - X509_free(BACKEND->server_cert); - BACKEND->server_cert = NULL; + X509_free(backend->server_cert); + backend->server_cert = NULL; return CURLE_SSL_ISSUER_ERROR; } - if(X509_check_issued(issuer, BACKEND->server_cert) != X509_V_OK) { + if(X509_check_issued(issuer, backend->server_cert) != X509_V_OK) { if(strict) failf(data, "SSL: Certificate issuer check failed (%s)", SSL_SET_OPTION(issuercert)); BIO_free(fp); X509_free(issuer); - X509_free(BACKEND->server_cert); - BACKEND->server_cert = NULL; + X509_free(backend->server_cert); + backend->server_cert = NULL; return CURLE_SSL_ISSUER_ERROR; } @@ -3571,7 +3574,7 @@ static CURLcode servercert(struct connectdata *conn, X509_free(issuer); } - lerr = *certverifyresult = SSL_get_verify_result(BACKEND->handle); + lerr = *certverifyresult = SSL_get_verify_result(backend->handle); if(*certverifyresult != X509_V_OK) { if(SSL_CONN_CONFIG(verifypeer)) { @@ -3596,8 +3599,8 @@ static CURLcode servercert(struct connectdata *conn, if(SSL_CONN_CONFIG(verifystatus)) { result = verifystatus(conn, connssl); if(result) { - X509_free(BACKEND->server_cert); - BACKEND->server_cert = NULL; + X509_free(backend->server_cert); + backend->server_cert = NULL; return result; } } @@ -3610,13 +3613,13 @@ static CURLcode servercert(struct connectdata *conn, ptr = SSL_IS_PROXY() ? data->set.str[STRING_SSL_PINNEDPUBLICKEY_PROXY] : data->set.str[STRING_SSL_PINNEDPUBLICKEY_ORIG]; if(!result && ptr) { - result = pkp_pin_peer_pubkey(data, BACKEND->server_cert, ptr); + result = pkp_pin_peer_pubkey(data, backend->server_cert, ptr); if(result) failf(data, "SSL: public key does not match pinned public key!"); } - X509_free(BACKEND->server_cert); - BACKEND->server_cert = NULL; + X509_free(backend->server_cert); + backend->server_cert = NULL; connssl->connecting_state = ssl_connect_done; return result; @@ -3810,14 +3813,15 @@ static ssize_t ossl_send(struct connectdata *conn, int memlen; int rc; struct ssl_connect_data *connssl = &conn->ssl[sockindex]; + struct ssl_backend_data *backend = connssl->backend; ERR_clear_error(); memlen = (len > (size_t)INT_MAX) ? INT_MAX : (int)len; - rc = SSL_write(BACKEND->handle, mem, memlen); + rc = SSL_write(backend->handle, mem, memlen); if(rc <= 0) { - err = SSL_get_error(BACKEND->handle, rc); + err = SSL_get_error(backend->handle, rc); switch(err) { case SSL_ERROR_WANT_READ: @@ -3884,14 +3888,15 @@ static ssize_t ossl_recv(struct connectdata *conn, /* connection data */ ssize_t nread; int buffsize; struct ssl_connect_data *connssl = &conn->ssl[num]; + struct ssl_backend_data *backend = connssl->backend; ERR_clear_error(); buffsize = (buffersize > (size_t)INT_MAX) ? INT_MAX : (int)buffersize; - nread = (ssize_t)SSL_read(BACKEND->handle, buf, buffsize); + nread = (ssize_t)SSL_read(backend->handle, buf, buffsize); if(nread <= 0) { /* failed SSL_read */ - int err = SSL_get_error(BACKEND->handle, (int)nread); + int err = SSL_get_error(backend->handle, (int)nread); switch(err) { case SSL_ERROR_NONE: /* this is not an error */ @@ -4097,8 +4102,9 @@ static void *Curl_ossl_get_internals(struct ssl_connect_data *connssl, CURLINFO info) { /* Legacy: CURLINFO_TLS_SESSION must return an SSL_CTX pointer. */ + struct ssl_backend_data *backend = connssl->backend; return info == CURLINFO_TLS_SESSION ? - (void *)BACKEND->ctx : (void *)BACKEND->handle; + (void *)backend->ctx : (void *)backend->handle; } const struct Curl_ssl Curl_ssl_openssl = { |