X-Git-Url: https://git.openssl.org/?p=openssl.git;a=blobdiff_plain;f=ssl%2Fstatem%2Fstatem_clnt.c;h=ff907aa8d25d78b3354d597b834e601bdb31d0d2;hp=e6a0b351480bc93bd75c020906d9e7f7cae2d9b0;hb=eb5fd03bb2ae358b103d1c69577131f2f20c562a;hpb=018fcbec38509cd03fb0709904a382c3bfcf5ed4 diff --git a/ssl/statem/statem_clnt.c b/ssl/statem/statem_clnt.c index e6a0b35148..ff907aa8d2 100644 --- a/ssl/statem/statem_clnt.c +++ b/ssl/statem/statem_clnt.c @@ -1,5 +1,7 @@ /* * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved. + * Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved + * Copyright 2005 Nokia. All rights reserved. * * Licensed under the OpenSSL license (the "License"). You may not use * this file except in compliance with the License. You can obtain a copy @@ -7,46 +9,6 @@ * https://www.openssl.org/source/license.html */ -/* ==================================================================== - * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED. - * - * Portions of the attached software ("Contribution") are developed by - * SUN MICROSYSTEMS, INC., and are contributed to the OpenSSL project. - * - * The Contribution is licensed pursuant to the OpenSSL open source - * license provided above. - * - * ECC cipher suite support in OpenSSL originally written by - * Vipul Gupta and Sumit Gupta of Sun Microsystems Laboratories. - * - */ -/* ==================================================================== - * Copyright 2005 Nokia. All rights reserved. - * - * The portions of the attached software ("Contribution") is developed by - * Nokia Corporation and is licensed pursuant to the OpenSSL open source - * license. - * - * The Contribution, originally written by Mika Kousa and Pasi Eronen of - * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites - * support (see RFC 4279) to OpenSSL. - * - * No patent licenses or other rights except those expressly stated in - * the OpenSSL open source license shall be deemed granted or received - * expressly, by implication, estoppel, or otherwise. - * - * No assurances are provided by Nokia that the Contribution does not - * infringe the patent or other intellectual property rights of any third - * party or that the license provides you with all the necessary rights - * to make use of the Contribution. - * - * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN - * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA - * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY - * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR - * OTHERWISE. - */ - #include #include #include "../ssl_locl.h" @@ -1183,7 +1145,6 @@ int tls_construct_client_hello(SSL *s, WPACKET *pkt) /* TLS extensions */ if (!tls_construct_extensions(s, pkt, SSL_EXT_CLIENT_HELLO, NULL, 0, &al)) { - ssl3_send_alert(s, SSL3_AL_FATAL, al); SSLerr(SSL_F_TLS_CONSTRUCT_CLIENT_HELLO, ERR_R_INTERNAL_ERROR); return 0; } @@ -1269,9 +1230,26 @@ static int set_client_ciphersuite(SSL *s, const unsigned char *cipherchars) if (s->session->cipher != NULL) s->session->cipher_id = s->session->cipher->id; if (s->hit && (s->session->cipher_id != c->id)) { - SSLerr(SSL_F_SET_CLIENT_CIPHERSUITE, - SSL_R_OLD_SESSION_CIPHER_NOT_RETURNED); - return 0; + if (SSL_IS_TLS13(s)) { + /* + * In TLSv1.3 it is valid for the server to select a different + * ciphersuite as long as the hash is the same. + */ + if (ssl_md(c->algorithm2) + != ssl_md(s->session->cipher->algorithm2)) { + SSLerr(SSL_F_SET_CLIENT_CIPHERSUITE, + SSL_R_CIPHERSUITE_DIGEST_HAS_CHANGED); + return 0; + } + } else { + /* + * Prior to TLSv1.3 resuming a session always meant using the same + * ciphersuite. + */ + SSLerr(SSL_F_SET_CLIENT_CIPHERSUITE, + SSL_R_OLD_SESSION_CIPHER_NOT_RETURNED); + return 0; + } } s->s3->tmp.new_cipher = c; @@ -1593,6 +1571,13 @@ static MSG_PROCESS_RETURN tls_process_hello_retry_request(SSL *s, PACKET *pkt) s->hello_retry_request = 1; + /* + * If we were sending early_data then the enc_write_ctx is now invalid and + * should not be used. + */ + EVP_CIPHER_CTX_free(s->enc_write_ctx); + s->enc_write_ctx = NULL; + /* This will fail if it doesn't choose TLSv1.3+ */ errorcode = ssl_choose_client_version(s, sversion, 0, &al); if (errorcode != 0) { @@ -1673,14 +1658,16 @@ static MSG_PROCESS_RETURN tls_process_hello_retry_request(SSL *s, PACKET *pkt) MSG_PROCESS_RETURN tls_process_server_certificate(SSL *s, PACKET *pkt) { - int al, i, ret = MSG_PROCESS_ERROR, exp_idx; + int al, i; + MSG_PROCESS_RETURN ret = MSG_PROCESS_ERROR; unsigned long cert_list_len, cert_len; X509 *x = NULL; const unsigned char *certstart, *certbytes; STACK_OF(X509) *sk = NULL; EVP_PKEY *pkey = NULL; - size_t chainidx; + size_t chainidx, certidx; unsigned int context = 0; + const SSL_CERT_LOOKUP *clu; if ((sk = sk_X509_new_null()) == NULL) { SSLerr(SSL_F_TLS_PROCESS_SERVER_CERTIFICATE, ERR_R_MALLOC_FAILURE); @@ -1796,8 +1783,7 @@ MSG_PROCESS_RETURN tls_process_server_certificate(SSL *s, PACKET *pkt) goto f_err; } - i = ssl_cert_type(x, pkey); - if (i < 0) { + if ((clu = ssl_cert_lookup_by_pkey(pkey, &certidx)) == NULL) { x = NULL; al = SSL3_AL_FATAL; SSLerr(SSL_F_TLS_PROCESS_SERVER_CERTIFICATE, @@ -1810,11 +1796,7 @@ MSG_PROCESS_RETURN tls_process_server_certificate(SSL *s, PACKET *pkt) * type. */ if (!SSL_IS_TLS13(s)) { - exp_idx = ssl_cipher_get_cert_index(s->s3->tmp.new_cipher); - if (exp_idx >= 0 && i != exp_idx - && (exp_idx != SSL_PKEY_GOST_EC || - (i != SSL_PKEY_GOST12_512 && i != SSL_PKEY_GOST12_256 - && i != SSL_PKEY_GOST01))) { + if ((clu->amask & s->s3->tmp.new_cipher->algorithm_auth) == 0) { x = NULL; al = SSL_AD_ILLEGAL_PARAMETER; SSLerr(SSL_F_TLS_PROCESS_SERVER_CERTIFICATE, @@ -1822,7 +1804,7 @@ MSG_PROCESS_RETURN tls_process_server_certificate(SSL *s, PACKET *pkt) goto f_err; } } - s->session->peer_type = i; + s->session->peer_type = certidx; X509_free(s->session->peer); X509_up_ref(x); @@ -1928,7 +1910,6 @@ static int tls_process_ske_srp(SSL *s, PACKET *pkt, EVP_PKEY **pkey, int *al) } if (!srp_verify_server_param(s, al)) { - *al = SSL_AD_DECODE_ERROR; SSLerr(SSL_F_TLS_PROCESS_SKE_SRP, SSL_R_BAD_SRP_PARAMETERS); return 0; } @@ -1987,7 +1968,7 @@ static int tls_process_ske_dhe(SSL *s, PACKET *pkt, EVP_PKEY **pkey, int *al) /* test non-zero pubkey */ if (BN_is_zero(bnpub_key)) { - *al = SSL_AD_DECODE_ERROR; + *al = SSL_AD_ILLEGAL_PARAMETER; SSLerr(SSL_F_TLS_PROCESS_SKE_DHE, SSL_R_BAD_DH_VALUE); goto err; } @@ -2000,7 +1981,7 @@ static int tls_process_ske_dhe(SSL *s, PACKET *pkt, EVP_PKEY **pkey, int *al) p = g = NULL; if (DH_check_params(dh, &check_bits) == 0 || check_bits != 0) { - *al = SSL_AD_DECODE_ERROR; + *al = SSL_AD_ILLEGAL_PARAMETER; SSLerr(SSL_F_TLS_PROCESS_SKE_DHE, SSL_R_BAD_DH_VALUE); goto err; } @@ -2075,7 +2056,7 @@ static int tls_process_ske_ecdhe(SSL *s, PACKET *pkt, EVP_PKEY **pkey, int *al) * invalid curve. ECParameters is 3 bytes. */ if (!tls1_check_curve(s, ecparams, 3)) { - *al = SSL_AD_DECODE_ERROR; + *al = SSL_AD_ILLEGAL_PARAMETER; SSLerr(SSL_F_TLS_PROCESS_SKE_ECDHE, SSL_R_WRONG_CURVE); return 0; } @@ -2124,7 +2105,7 @@ static int tls_process_ske_ecdhe(SSL *s, PACKET *pkt, EVP_PKEY **pkey, int *al) if (!EVP_PKEY_set1_tls_encodedpoint(s->s3->peer_tmp, PACKET_data(&encoded_pt), PACKET_remaining(&encoded_pt))) { - *al = SSL_AD_DECODE_ERROR; + *al = SSL_AD_ILLEGAL_PARAMETER; SSLerr(SSL_F_TLS_PROCESS_SKE_ECDHE, SSL_R_BAD_ECPOINT); return 0; } @@ -2193,6 +2174,9 @@ MSG_PROCESS_RETURN tls_process_key_exchange(SSL *s, PACKET *pkt) PACKET params; int maxsig; const EVP_MD *md = NULL; + unsigned char *tbs; + size_t tbslen; + int rv; /* * |pkt| now points to the beginning of the signature, so the difference @@ -2201,14 +2185,13 @@ MSG_PROCESS_RETURN tls_process_key_exchange(SSL *s, PACKET *pkt) if (!PACKET_get_sub_packet(&save_param_start, ¶ms, PACKET_remaining(&save_param_start) - PACKET_remaining(pkt))) { - al = SSL_AD_INTERNAL_ERROR; + al = SSL_AD_DECODE_ERROR; SSLerr(SSL_F_TLS_PROCESS_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR); goto err; } if (SSL_USE_SIGALGS(s)) { unsigned int sigalg; - int rv; if (!PACKET_get_net_2(pkt, &sigalg)) { al = SSL_AD_DECODE_ERROR; @@ -2231,7 +2214,10 @@ MSG_PROCESS_RETURN tls_process_key_exchange(SSL *s, PACKET *pkt) goto err; } - md = ssl_md(s->s3->tmp.peer_sigalg->hash_idx); + if (!tls1_lookup_md(s->s3->tmp.peer_sigalg, &md)) { + al = SSL_AD_INTERNAL_ERROR; + goto err; + } if (!PACKET_get_length_prefixed_2(pkt, &signature) || PACKET_remaining(pkt) != 0) { @@ -2278,19 +2264,18 @@ MSG_PROCESS_RETURN tls_process_key_exchange(SSL *s, PACKET *pkt) goto err; } } - if (EVP_DigestVerifyUpdate(md_ctx, &(s->s3->client_random[0]), - SSL3_RANDOM_SIZE) <= 0 - || EVP_DigestVerifyUpdate(md_ctx, &(s->s3->server_random[0]), - SSL3_RANDOM_SIZE) <= 0 - || EVP_DigestVerifyUpdate(md_ctx, PACKET_data(¶ms), - PACKET_remaining(¶ms)) <= 0) { + tbslen = construct_key_exchange_tbs(s, &tbs, PACKET_data(¶ms), + PACKET_remaining(¶ms)); + if (tbslen == 0) { al = SSL_AD_INTERNAL_ERROR; - SSLerr(SSL_F_TLS_PROCESS_KEY_EXCHANGE, ERR_R_EVP_LIB); + SSLerr(SSL_F_TLS_PROCESS_KEY_EXCHANGE, ERR_R_MALLOC_FAILURE); goto err; } - if (EVP_DigestVerifyFinal(md_ctx, PACKET_data(&signature), - PACKET_remaining(&signature)) <= 0) { - /* bad signature */ + + rv = EVP_DigestVerify(md_ctx, PACKET_data(&signature), + PACKET_remaining(&signature), tbs, tbslen); + OPENSSL_free(tbs); + if (rv <= 0) { al = SSL_AD_DECRYPT_ERROR; SSLerr(SSL_F_TLS_PROCESS_KEY_EXCHANGE, SSL_R_BAD_SIGNATURE); goto err; @@ -2330,7 +2315,7 @@ MSG_PROCESS_RETURN tls_process_key_exchange(SSL *s, PACKET *pkt) MSG_PROCESS_RETURN tls_process_certificate_request(SSL *s, PACKET *pkt) { - int ret = MSG_PROCESS_ERROR; + MSG_PROCESS_RETURN ret = MSG_PROCESS_ERROR; int al = SSL_AD_DECODE_ERROR; size_t i; @@ -2439,9 +2424,14 @@ MSG_PROCESS_RETURN tls_process_new_session_ticket(SSL *s, PACKET *pkt) unsigned long ticket_lifetime_hint, age_add = 0; unsigned int sess_len; RAW_EXTENSION *exts = NULL; + PACKET nonce; if (!PACKET_get_net_4(pkt, &ticket_lifetime_hint) - || (SSL_IS_TLS13(s) && !PACKET_get_net_4(pkt, &age_add)) + || (SSL_IS_TLS13(s) + && (!PACKET_get_net_4(pkt, &age_add) + || !PACKET_get_length_prefixed_1(pkt, &nonce) + || !PACKET_memdup(&nonce, &s->session->ext.tick_nonce, + &s->session->ext.tick_nonce_len))) || !PACKET_get_net_2(pkt, &ticklen) || (!SSL_IS_TLS13(s) && PACKET_remaining(pkt) != ticklen) || (SSL_IS_TLS13(s) @@ -2473,6 +2463,12 @@ MSG_PROCESS_RETURN tls_process_new_session_ticket(SSL *s, PACKET *pkt) * We reused an existing session, so we need to replace it with a new * one */ + if ((new_sess = ssl_session_dup(s->session, 0)) == 0) { + al = SSL_AD_INTERNAL_ERROR; + SSLerr(SSL_F_TLS_PROCESS_NEW_SESSION_TICKET, ERR_R_MALLOC_FAILURE); + goto f_err; + } + if (i & SSL_SESS_CACHE_CLIENT) { /* * Remove the old session from the cache. We carry on if this fails @@ -2480,12 +2476,6 @@ MSG_PROCESS_RETURN tls_process_new_session_ticket(SSL *s, PACKET *pkt) SSL_CTX_remove_session(s->session_ctx, s->session); } - if ((new_sess = ssl_session_dup(s->session, 0)) == 0) { - al = SSL_AD_INTERNAL_ERROR; - SSLerr(SSL_F_TLS_PROCESS_NEW_SESSION_TICKET, ERR_R_MALLOC_FAILURE); - goto f_err; - } - SSL_SESSION_free(s->session); s->session = new_sess; } @@ -2750,7 +2740,7 @@ static int tls_construct_cke_psk_preamble(SSL *s, WPACKET *pkt, int *al) identitylen = strlen(identity); if (identitylen > PSK_MAX_IDENTITY_LEN) { SSLerr(SSL_F_TLS_CONSTRUCT_CKE_PSK_PREAMBLE, ERR_R_INTERNAL_ERROR); - *al = SSL_AD_HANDSHAKE_FAILURE; + *al = SSL_AD_INTERNAL_ERROR; goto err; } @@ -2827,7 +2817,7 @@ static int tls_construct_cke_rsa(SSL *s, WPACKET *pkt, int *al) pms[0] = s->client_version >> 8; pms[1] = s->client_version & 0xff; /* TODO(size_t): Convert this function */ - if (RAND_bytes(pms + 2, (int)(pmslen - 2)) <= 0) { + if (ssl_randbytes(s, pms + 2, (int)(pmslen - 2)) <= 0) { goto err; } @@ -3017,7 +3007,7 @@ static int tls_construct_cke_gost(SSL *s, WPACKET *pkt, int *al) /* Generate session key * TODO(size_t): Convert this function */ - || RAND_bytes(pms, (int)pmslen) <= 0) { + || ssl_randbytes(s, pms, (int)pmslen) <= 0) { *al = SSL_AD_INTERNAL_ERROR; SSLerr(SSL_F_TLS_CONSTRUCT_CKE_GOST, ERR_R_INTERNAL_ERROR); goto err; @@ -3137,7 +3127,7 @@ int tls_construct_client_key_exchange(SSL *s, WPACKET *pkt) if (!tls_construct_cke_srp(s, pkt, &al)) goto err; } else if (!(alg_k & SSL_kPSK)) { - ssl3_send_alert(s, SSL3_AL_FATAL, SSL_AD_HANDSHAKE_FAILURE); + ssl3_send_alert(s, SSL3_AL_FATAL, SSL_AD_INTERNAL_ERROR); SSLerr(SSL_F_TLS_CONSTRUCT_CLIENT_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR); goto err; } @@ -3257,7 +3247,7 @@ WORK_STATE tls_prepare_client_certificate(SSL *s, WORK_STATE wst) if (i == 0) { ssl3_send_alert(s, SSL3_AL_FATAL, SSL_AD_INTERNAL_ERROR); ossl_statem_set_error(s); - return 0; + return WORK_ERROR; } s->rwstate = SSL_NOTHING; } @@ -3303,7 +3293,7 @@ WORK_STATE tls_prepare_client_certificate(SSL *s, WORK_STATE wst) if (!ssl3_digest_cached_records(s, 0)) { ssl3_send_alert(s, SSL3_AL_FATAL, SSL_AD_INTERNAL_ERROR); ossl_statem_set_error(s); - return 0; + return WORK_ERROR; } } } @@ -3338,7 +3328,12 @@ int tls_construct_client_certificate(SSL *s, WPACKET *pkt) SSL3_CC_HANDSHAKE | SSL3_CHANGE_CIPHER_CLIENT_WRITE))) { SSLerr(SSL_F_TLS_CONSTRUCT_CLIENT_CERTIFICATE, SSL_R_CANNOT_CHANGE_CIPHER); - goto err; + /* + * This is a fatal error, which leaves + * enc_write_ctx in an inconsistent state + * and thus ssl3_send_alert may crash. + */ + return 0; } return 1; @@ -3347,62 +3342,39 @@ int tls_construct_client_certificate(SSL *s, WPACKET *pkt) return 0; } -#define has_bits(i,m) (((i)&(m)) == (m)) - int ssl3_check_cert_and_algorithm(SSL *s) { - int i; -#ifndef OPENSSL_NO_EC - int idx; -#endif + const SSL_CERT_LOOKUP *clu; + size_t idx; long alg_k, alg_a; - EVP_PKEY *pkey = NULL; int al = SSL_AD_HANDSHAKE_FAILURE; alg_k = s->s3->tmp.new_cipher->algorithm_mkey; alg_a = s->s3->tmp.new_cipher->algorithm_auth; /* we don't have a certificate */ - if ((alg_a & SSL_aNULL) || (alg_k & SSL_kPSK)) - return (1); + if (!(alg_a & SSL_aCERT)) + return 1; /* This is the passed certificate */ + clu = ssl_cert_lookup_by_pkey(X509_get0_pubkey(s->session->peer), &idx); -#ifndef OPENSSL_NO_EC - idx = s->session->peer_type; - if (idx == SSL_PKEY_ECC) { - if (ssl_check_srvr_ecc_cert_and_alg(s->session->peer, s) == 0) { - /* check failed */ - SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM, SSL_R_BAD_ECC_CERT); - goto f_err; - } else { - return 1; - } - } else if (alg_a & SSL_aECDSA) { - SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM, - SSL_R_MISSING_ECDSA_SIGNING_CERT); + /* Check certificate is recognised and suitable for cipher */ + if (clu == NULL || (alg_a & clu->amask) == 0) { + SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM, SSL_R_MISSING_SIGNING_CERT); goto f_err; } -#endif - pkey = X509_get0_pubkey(s->session->peer); - i = X509_certificate_type(s->session->peer, pkey); - /* Check that we have a certificate if we require one */ - if ((alg_a & SSL_aRSA) && !has_bits(i, EVP_PK_RSA | EVP_PKT_SIGN)) { - SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM, - SSL_R_MISSING_RSA_SIGNING_CERT); - goto f_err; - } -#ifndef OPENSSL_NO_DSA - else if ((alg_a & SSL_aDSS) && !has_bits(i, EVP_PK_DSA | EVP_PKT_SIGN)) { - SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM, - SSL_R_MISSING_DSA_SIGNING_CERT); +#ifndef OPENSSL_NO_EC + if (clu->amask & SSL_aECDSA) { + if (ssl_check_srvr_ecc_cert_and_alg(s->session->peer, s)) + return 1; + SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM, SSL_R_BAD_ECC_CERT); goto f_err; } #endif #ifndef OPENSSL_NO_RSA - if (alg_k & (SSL_kRSA | SSL_kRSAPSK) && - !has_bits(i, EVP_PK_RSA | EVP_PKT_ENC)) { + if (alg_k & (SSL_kRSA | SSL_kRSAPSK) && idx != SSL_PKEY_RSA) { SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM, SSL_R_MISSING_RSA_ENCRYPTING_CERT); goto f_err; @@ -3416,10 +3388,10 @@ int ssl3_check_cert_and_algorithm(SSL *s) } #endif - return (1); + return 1; f_err: ssl3_send_alert(s, SSL3_AL_FATAL, al); - return (0); + return 0; } #ifndef OPENSSL_NO_NEXTPROTONEG @@ -3456,6 +3428,11 @@ MSG_PROCESS_RETURN tls_process_hello_req(SSL *s, PACKET *pkt) return MSG_PROCESS_ERROR; } + if ((s->options & SSL_OP_NO_RENEGOTIATION)) { + ssl3_send_alert(s, SSL3_AL_WARNING, SSL_AD_NO_RENEGOTIATION); + return MSG_PROCESS_FINISHED_READING; + } + /* * This is a historical discrepancy (not in the RFC) maintained for * compatibility reasons. If a TLS client receives a HelloRequest it will @@ -3592,7 +3569,7 @@ int ssl_cipher_list_to_bytes(SSL *s, STACK_OF(SSL_CIPHER) *sk, WPACKET *pkt) if (totlen != 0) { if (empty_reneg_info_scsv) { static SSL_CIPHER scsv = { - 0, NULL, SSL3_CK_SCSV, 0, 0, 0, 0, 0, 0, 0, 0, 0 + 0, NULL, NULL, SSL3_CK_SCSV, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; if (!s->method->put_cipher_by_char(&scsv, pkt, &len)) { SSLerr(SSL_F_SSL_CIPHER_LIST_TO_BYTES, ERR_R_INTERNAL_ERROR); @@ -3601,7 +3578,7 @@ int ssl_cipher_list_to_bytes(SSL *s, STACK_OF(SSL_CIPHER) *sk, WPACKET *pkt) } if (s->mode & SSL_MODE_SEND_FALLBACK_SCSV) { static SSL_CIPHER scsv = { - 0, NULL, SSL3_CK_FALLBACK_SCSV, 0, 0, 0, 0, 0, 0, 0, 0, 0 + 0, NULL, NULL, SSL3_CK_FALLBACK_SCSV, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; if (!s->method->put_cipher_by_char(&scsv, pkt, &len)) { SSLerr(SSL_F_SSL_CIPHER_LIST_TO_BYTES, ERR_R_INTERNAL_ERROR);