/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) * All rights reserved. * * This package is an SSL implementation written * by Eric Young (eay@cryptsoft.com). * The implementation was written so as to conform with Netscapes SSL. * * This library is free for commercial and non-commercial use as long as * the following conditions are aheared to. The following conditions * apply to all code found in this distribution, be it the RC4, RSA, * lhash, DES, etc., code; not just the SSL code. The SSL documentation * included with this distribution is covered by the same copyright terms * except that the holder is Tim Hudson (tjh@cryptsoft.com). * * Copyright remains Eric Young's, and as such any Copyright notices in * the code are not to be removed. * If this package is used in a product, Eric Young should be given attribution * as the author of the parts of the library used. * This can be in the form of a textual message at program startup or * in documentation (online or textual) provided with the package. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * "This product includes cryptographic software written by * Eric Young (eay@cryptsoft.com)" * The word 'cryptographic' can be left out if the rouines from the library * being used are not cryptographic related :-). * 4. If you include any Windows specific code (or a derivative thereof) from * the apps directory (application code) you must include an acknowledgement: * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" * * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * The licence and distribution terms for any publically available version or * derivative of this code cannot be changed. i.e. this code cannot simply be * copied and put under another distribution licence * [including the GNU Public Licence.] */ /* ==================================================================== * Copyright (c) 1998-2007 The OpenSSL Project. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * 3. All advertising materials mentioning features or use of this * software must display the following acknowledgment: * "This product includes software developed by the OpenSSL Project * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" * * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to * endorse or promote products derived from this software without * prior written permission. For written permission, please contact * openssl-core@openssl.org. * * 5. Products derived from this software may not be called "OpenSSL" * nor may "OpenSSL" appear in their names without prior written * permission of the OpenSSL Project. * * 6. Redistributions of any form whatsoever must retain the following * acknowledgment: * "This product includes software developed by the OpenSSL Project * for use in the OpenSSL Toolkit (http://www.openssl.org/)" * * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED * OF THE POSSIBILITY OF SUCH DAMAGE. * ==================================================================== * * This product includes cryptographic software written by Eric Young * (eay@cryptsoft.com). This product includes software written by Tim * Hudson (tjh@cryptsoft.com). * */ /* ==================================================================== * 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 #include #include #include #include #include "ssl_locl.h" #define SSL3_NUM_CIPHERS (sizeof(ssl3_ciphers)/sizeof(SSL_CIPHER)) /* FIXED_NONCE_LEN is a macro that results in the correct value to set the * fixed nonce length in SSL_CIPHER.algorithms2. It's the inverse of * SSL_CIPHER_AEAD_FIXED_NONCE_LEN. */ #define FIXED_NONCE_LEN(x) ((x/2)<<24) /* list of available SSLv3 ciphers (sorted by id) */ const SSL_CIPHER ssl3_ciphers[]={ /* The RSA ciphers */ /* Cipher 04 */ { 1, SSL3_TXT_RSA_RC4_128_MD5, SSL3_CK_RSA_RC4_128_MD5, SSL_kRSA, SSL_aRSA, SSL_RC4, SSL_MD5, SSL_SSLV3, SSL_MEDIUM, SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF|SSL_CIPHER_ALGORITHM2_STATEFUL_AEAD, 128, 128, }, /* Cipher 05 */ { 1, SSL3_TXT_RSA_RC4_128_SHA, SSL3_CK_RSA_RC4_128_SHA, SSL_kRSA, SSL_aRSA, SSL_RC4, SSL_SHA1, SSL_SSLV3, SSL_MEDIUM, SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 128, 128, }, /* Cipher 0A */ { 1, SSL3_TXT_RSA_DES_192_CBC3_SHA, SSL3_CK_RSA_DES_192_CBC3_SHA, SSL_kRSA, SSL_aRSA, SSL_3DES, SSL_SHA1, SSL_SSLV3, SSL_HIGH|SSL_FIPS, SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 112, 168, }, /* The Ephemeral DH ciphers */ /* Cipher 18 */ { 1, SSL3_TXT_ADH_RC4_128_MD5, SSL3_CK_ADH_RC4_128_MD5, SSL_kEDH, SSL_aNULL, SSL_RC4, SSL_MD5, SSL_SSLV3, SSL_MEDIUM, SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 128, 128, }, /* New AES ciphersuites */ /* Cipher 2F */ { 1, TLS1_TXT_RSA_WITH_AES_128_SHA, TLS1_CK_RSA_WITH_AES_128_SHA, SSL_kRSA, SSL_aRSA, SSL_AES128, SSL_SHA1, SSL_TLSV1, SSL_HIGH|SSL_FIPS, SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 128, 128, }, /* Cipher 33 */ { 1, TLS1_TXT_DHE_RSA_WITH_AES_128_SHA, TLS1_CK_DHE_RSA_WITH_AES_128_SHA, SSL_kEDH, SSL_aRSA, SSL_AES128, SSL_SHA1, SSL_TLSV1, SSL_HIGH|SSL_FIPS, SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 128, 128, }, /* Cipher 34 */ { 1, TLS1_TXT_ADH_WITH_AES_128_SHA, TLS1_CK_ADH_WITH_AES_128_SHA, SSL_kEDH, SSL_aNULL, SSL_AES128, SSL_SHA1, SSL_TLSV1, SSL_HIGH|SSL_FIPS, SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 128, 128, }, /* Cipher 35 */ { 1, TLS1_TXT_RSA_WITH_AES_256_SHA, TLS1_CK_RSA_WITH_AES_256_SHA, SSL_kRSA, SSL_aRSA, SSL_AES256, SSL_SHA1, SSL_TLSV1, SSL_HIGH|SSL_FIPS, SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 256, 256, }, /* Cipher 39 */ { 1, TLS1_TXT_DHE_RSA_WITH_AES_256_SHA, TLS1_CK_DHE_RSA_WITH_AES_256_SHA, SSL_kEDH, SSL_aRSA, SSL_AES256, SSL_SHA1, SSL_TLSV1, SSL_HIGH|SSL_FIPS, SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 256, 256, }, /* Cipher 3A */ { 1, TLS1_TXT_ADH_WITH_AES_256_SHA, TLS1_CK_ADH_WITH_AES_256_SHA, SSL_kEDH, SSL_aNULL, SSL_AES256, SSL_SHA1, SSL_TLSV1, SSL_HIGH|SSL_FIPS, SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 256, 256, }, /* TLS v1.2 ciphersuites */ /* Cipher 3C */ { 1, TLS1_TXT_RSA_WITH_AES_128_SHA256, TLS1_CK_RSA_WITH_AES_128_SHA256, SSL_kRSA, SSL_aRSA, SSL_AES128, SSL_SHA256, SSL_TLSV1_2, SSL_HIGH|SSL_FIPS, SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 128, 128, }, /* Cipher 3D */ { 1, TLS1_TXT_RSA_WITH_AES_256_SHA256, TLS1_CK_RSA_WITH_AES_256_SHA256, SSL_kRSA, SSL_aRSA, SSL_AES256, SSL_SHA256, SSL_TLSV1_2, SSL_HIGH|SSL_FIPS, SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 256, 256, }, /* TLS v1.2 ciphersuites */ /* Cipher 67 */ { 1, TLS1_TXT_DHE_RSA_WITH_AES_128_SHA256, TLS1_CK_DHE_RSA_WITH_AES_128_SHA256, SSL_kEDH, SSL_aRSA, SSL_AES128, SSL_SHA256, SSL_TLSV1_2, SSL_HIGH|SSL_FIPS, SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 128, 128, }, /* Cipher 6B */ { 1, TLS1_TXT_DHE_RSA_WITH_AES_256_SHA256, TLS1_CK_DHE_RSA_WITH_AES_256_SHA256, SSL_kEDH, SSL_aRSA, SSL_AES256, SSL_SHA256, SSL_TLSV1_2, SSL_HIGH|SSL_FIPS, SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 256, 256, }, /* Cipher 6C */ { 1, TLS1_TXT_ADH_WITH_AES_128_SHA256, TLS1_CK_ADH_WITH_AES_128_SHA256, SSL_kEDH, SSL_aNULL, SSL_AES128, SSL_SHA256, SSL_TLSV1_2, SSL_HIGH|SSL_FIPS, SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 128, 128, }, /* Cipher 6D */ { 1, TLS1_TXT_ADH_WITH_AES_256_SHA256, TLS1_CK_ADH_WITH_AES_256_SHA256, SSL_kEDH, SSL_aNULL, SSL_AES256, SSL_SHA256, SSL_TLSV1_2, SSL_HIGH|SSL_FIPS, SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 256, 256, }, /* Cipher 8A */ { 1, TLS1_TXT_PSK_WITH_RC4_128_SHA, TLS1_CK_PSK_WITH_RC4_128_SHA, SSL_kPSK, SSL_aPSK, SSL_RC4, SSL_SHA1, SSL_TLSV1, SSL_MEDIUM, SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 128, 128, }, /* Cipher 8C */ { 1, TLS1_TXT_PSK_WITH_AES_128_CBC_SHA, TLS1_CK_PSK_WITH_AES_128_CBC_SHA, SSL_kPSK, SSL_aPSK, SSL_AES128, SSL_SHA1, SSL_TLSV1, SSL_HIGH|SSL_FIPS, SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 128, 128, }, /* Cipher 8D */ { 1, TLS1_TXT_PSK_WITH_AES_256_CBC_SHA, TLS1_CK_PSK_WITH_AES_256_CBC_SHA, SSL_kPSK, SSL_aPSK, SSL_AES256, SSL_SHA1, SSL_TLSV1, SSL_HIGH|SSL_FIPS, SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 256, 256, }, /* GCM ciphersuites from RFC5288 */ /* Cipher 9C */ { 1, TLS1_TXT_RSA_WITH_AES_128_GCM_SHA256, TLS1_CK_RSA_WITH_AES_128_GCM_SHA256, SSL_kRSA, SSL_aRSA, SSL_AES128GCM, SSL_AEAD, SSL_TLSV1_2, SSL_HIGH|SSL_FIPS, SSL_HANDSHAKE_MAC_SHA256|TLS1_PRF_SHA256|SSL_CIPHER_ALGORITHM2_AEAD|FIXED_NONCE_LEN(4)|SSL_CIPHER_ALGORITHM2_VARIABLE_NONCE_INCLUDED_IN_RECORD, 128, 128, }, /* Cipher 9D */ { 1, TLS1_TXT_RSA_WITH_AES_256_GCM_SHA384, TLS1_CK_RSA_WITH_AES_256_GCM_SHA384, SSL_kRSA, SSL_aRSA, SSL_AES256GCM, SSL_AEAD, SSL_TLSV1_2, SSL_HIGH|SSL_FIPS, SSL_HANDSHAKE_MAC_SHA384|TLS1_PRF_SHA384|SSL_CIPHER_ALGORITHM2_AEAD|FIXED_NONCE_LEN(4)| SSL_CIPHER_ALGORITHM2_VARIABLE_NONCE_INCLUDED_IN_RECORD, 256, 256, }, /* Cipher 9E */ { 1, TLS1_TXT_DHE_RSA_WITH_AES_128_GCM_SHA256, TLS1_CK_DHE_RSA_WITH_AES_128_GCM_SHA256, SSL_kEDH, SSL_aRSA, SSL_AES128GCM, SSL_AEAD, SSL_TLSV1_2, SSL_HIGH|SSL_FIPS, SSL_HANDSHAKE_MAC_SHA256|TLS1_PRF_SHA256|SSL_CIPHER_ALGORITHM2_AEAD|FIXED_NONCE_LEN(4)|SSL_CIPHER_ALGORITHM2_VARIABLE_NONCE_INCLUDED_IN_RECORD, 128, 128, }, /* Cipher 9F */ { 1, TLS1_TXT_DHE_RSA_WITH_AES_256_GCM_SHA384, TLS1_CK_DHE_RSA_WITH_AES_256_GCM_SHA384, SSL_kEDH, SSL_aRSA, SSL_AES256GCM, SSL_AEAD, SSL_TLSV1_2, SSL_HIGH|SSL_FIPS, SSL_HANDSHAKE_MAC_SHA384|TLS1_PRF_SHA384|SSL_CIPHER_ALGORITHM2_AEAD|FIXED_NONCE_LEN(4)| SSL_CIPHER_ALGORITHM2_VARIABLE_NONCE_INCLUDED_IN_RECORD, 256, 256, }, /* Cipher A6 */ { 1, TLS1_TXT_ADH_WITH_AES_128_GCM_SHA256, TLS1_CK_ADH_WITH_AES_128_GCM_SHA256, SSL_kEDH, SSL_aNULL, SSL_AES128GCM, SSL_AEAD, SSL_TLSV1_2, SSL_HIGH|SSL_FIPS, SSL_HANDSHAKE_MAC_SHA256|TLS1_PRF_SHA256|SSL_CIPHER_ALGORITHM2_AEAD|FIXED_NONCE_LEN(4)|SSL_CIPHER_ALGORITHM2_VARIABLE_NONCE_INCLUDED_IN_RECORD, 128, 128, }, /* Cipher A7 */ { 1, TLS1_TXT_ADH_WITH_AES_256_GCM_SHA384, TLS1_CK_ADH_WITH_AES_256_GCM_SHA384, SSL_kEDH, SSL_aNULL, SSL_AES256GCM, SSL_AEAD, SSL_TLSV1_2, SSL_HIGH|SSL_FIPS, SSL_HANDSHAKE_MAC_SHA384|TLS1_PRF_SHA384|SSL_CIPHER_ALGORITHM2_AEAD|FIXED_NONCE_LEN(4)| SSL_CIPHER_ALGORITHM2_VARIABLE_NONCE_INCLUDED_IN_RECORD, 256, 256, }, /* Cipher C007 */ { 1, TLS1_TXT_ECDHE_ECDSA_WITH_RC4_128_SHA, TLS1_CK_ECDHE_ECDSA_WITH_RC4_128_SHA, SSL_kEECDH, SSL_aECDSA, SSL_RC4, SSL_SHA1, SSL_TLSV1, SSL_MEDIUM, SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 128, 128, }, /* Cipher C009 */ { 1, TLS1_TXT_ECDHE_ECDSA_WITH_AES_128_CBC_SHA, TLS1_CK_ECDHE_ECDSA_WITH_AES_128_CBC_SHA, SSL_kEECDH, SSL_aECDSA, SSL_AES128, SSL_SHA1, SSL_TLSV1, SSL_HIGH|SSL_FIPS, SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 128, 128, }, /* Cipher C00A */ { 1, TLS1_TXT_ECDHE_ECDSA_WITH_AES_256_CBC_SHA, TLS1_CK_ECDHE_ECDSA_WITH_AES_256_CBC_SHA, SSL_kEECDH, SSL_aECDSA, SSL_AES256, SSL_SHA1, SSL_TLSV1, SSL_HIGH|SSL_FIPS, SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 256, 256, }, /* Cipher C011 */ { 1, TLS1_TXT_ECDHE_RSA_WITH_RC4_128_SHA, TLS1_CK_ECDHE_RSA_WITH_RC4_128_SHA, SSL_kEECDH, SSL_aRSA, SSL_RC4, SSL_SHA1, SSL_TLSV1, SSL_MEDIUM, SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 128, 128, }, /* Cipher C013 */ { 1, TLS1_TXT_ECDHE_RSA_WITH_AES_128_CBC_SHA, TLS1_CK_ECDHE_RSA_WITH_AES_128_CBC_SHA, SSL_kEECDH, SSL_aRSA, SSL_AES128, SSL_SHA1, SSL_TLSV1, SSL_HIGH|SSL_FIPS, SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 128, 128, }, /* Cipher C014 */ { 1, TLS1_TXT_ECDHE_RSA_WITH_AES_256_CBC_SHA, TLS1_CK_ECDHE_RSA_WITH_AES_256_CBC_SHA, SSL_kEECDH, SSL_aRSA, SSL_AES256, SSL_SHA1, SSL_TLSV1, SSL_HIGH|SSL_FIPS, SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 256, 256, }, /* Cipher C016 */ { 1, TLS1_TXT_ECDH_anon_WITH_RC4_128_SHA, TLS1_CK_ECDH_anon_WITH_RC4_128_SHA, SSL_kEECDH, SSL_aNULL, SSL_RC4, SSL_SHA1, SSL_TLSV1, SSL_MEDIUM, SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 128, 128, }, /* Cipher C018 */ { 1, TLS1_TXT_ECDH_anon_WITH_AES_128_CBC_SHA, TLS1_CK_ECDH_anon_WITH_AES_128_CBC_SHA, SSL_kEECDH, SSL_aNULL, SSL_AES128, SSL_SHA1, SSL_TLSV1, SSL_HIGH|SSL_FIPS, SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 128, 128, }, /* Cipher C019 */ { 1, TLS1_TXT_ECDH_anon_WITH_AES_256_CBC_SHA, TLS1_CK_ECDH_anon_WITH_AES_256_CBC_SHA, SSL_kEECDH, SSL_aNULL, SSL_AES256, SSL_SHA1, SSL_TLSV1, SSL_HIGH|SSL_FIPS, SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF, 256, 256, }, /* HMAC based TLS v1.2 ciphersuites from RFC5289 */ /* Cipher C023 */ { 1, TLS1_TXT_ECDHE_ECDSA_WITH_AES_128_SHA256, TLS1_CK_ECDHE_ECDSA_WITH_AES_128_SHA256, SSL_kEECDH, SSL_aECDSA, SSL_AES128, SSL_SHA256, SSL_TLSV1_2, SSL_HIGH|SSL_FIPS, SSL_HANDSHAKE_MAC_SHA256|TLS1_PRF_SHA256, 128, 128, }, /* Cipher C024 */ { 1, TLS1_TXT_ECDHE_ECDSA_WITH_AES_256_SHA384, TLS1_CK_ECDHE_ECDSA_WITH_AES_256_SHA384, SSL_kEECDH, SSL_aECDSA, SSL_AES256, SSL_SHA384, SSL_TLSV1_2, SSL_HIGH|SSL_FIPS, SSL_HANDSHAKE_MAC_SHA384|TLS1_PRF_SHA384, 256, 256, }, /* Cipher C027 */ { 1, TLS1_TXT_ECDHE_RSA_WITH_AES_128_SHA256, TLS1_CK_ECDHE_RSA_WITH_AES_128_SHA256, SSL_kEECDH, SSL_aRSA, SSL_AES128, SSL_SHA256, SSL_TLSV1_2, SSL_HIGH|SSL_FIPS, SSL_HANDSHAKE_MAC_SHA256|TLS1_PRF_SHA256, 128, 128, }, /* Cipher C028 */ { 1, TLS1_TXT_ECDHE_RSA_WITH_AES_256_SHA384, TLS1_CK_ECDHE_RSA_WITH_AES_256_SHA384, SSL_kEECDH, SSL_aRSA, SSL_AES256, SSL_SHA384, SSL_TLSV1_2, SSL_HIGH|SSL_FIPS, SSL_HANDSHAKE_MAC_SHA384|TLS1_PRF_SHA384, 256, 256, }, /* GCM based TLS v1.2 ciphersuites from RFC5289 */ /* Cipher C02B */ { 1, TLS1_TXT_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256, TLS1_CK_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256, SSL_kEECDH, SSL_aECDSA, SSL_AES128GCM, SSL_AEAD, SSL_TLSV1_2, SSL_HIGH|SSL_FIPS, SSL_HANDSHAKE_MAC_SHA256|TLS1_PRF_SHA256|SSL_CIPHER_ALGORITHM2_AEAD|FIXED_NONCE_LEN(4)|SSL_CIPHER_ALGORITHM2_VARIABLE_NONCE_INCLUDED_IN_RECORD, 128, 128, }, /* Cipher C02C */ { 1, TLS1_TXT_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384, TLS1_CK_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384, SSL_kEECDH, SSL_aECDSA, SSL_AES256GCM, SSL_AEAD, SSL_TLSV1_2, SSL_HIGH|SSL_FIPS, SSL_HANDSHAKE_MAC_SHA384|TLS1_PRF_SHA384|SSL_CIPHER_ALGORITHM2_AEAD|FIXED_NONCE_LEN(4)| SSL_CIPHER_ALGORITHM2_VARIABLE_NONCE_INCLUDED_IN_RECORD, 256, 256, }, /* Cipher C02F */ { 1, TLS1_TXT_ECDHE_RSA_WITH_AES_128_GCM_SHA256, TLS1_CK_ECDHE_RSA_WITH_AES_128_GCM_SHA256, SSL_kEECDH, SSL_aRSA, SSL_AES128GCM, SSL_AEAD, SSL_TLSV1_2, SSL_HIGH|SSL_FIPS, SSL_HANDSHAKE_MAC_SHA256|TLS1_PRF_SHA256|SSL_CIPHER_ALGORITHM2_AEAD|FIXED_NONCE_LEN(4)|SSL_CIPHER_ALGORITHM2_VARIABLE_NONCE_INCLUDED_IN_RECORD, 128, 128, }, /* Cipher C030 */ { 1, TLS1_TXT_ECDHE_RSA_WITH_AES_256_GCM_SHA384, TLS1_CK_ECDHE_RSA_WITH_AES_256_GCM_SHA384, SSL_kEECDH, SSL_aRSA, SSL_AES256GCM, SSL_AEAD, SSL_TLSV1_2, SSL_HIGH|SSL_FIPS, SSL_HANDSHAKE_MAC_SHA384|TLS1_PRF_SHA384|SSL_CIPHER_ALGORITHM2_AEAD|FIXED_NONCE_LEN(4)| SSL_CIPHER_ALGORITHM2_VARIABLE_NONCE_INCLUDED_IN_RECORD, 256, 256, }, /* ECDH PSK ciphersuites */ /* Cipher CAFE */ { 1, TLS1_TXT_ECDHE_PSK_WITH_AES_128_GCM_SHA256, TLS1_CK_ECDHE_PSK_WITH_AES_128_GCM_SHA256, SSL_kEECDH, SSL_aPSK, SSL_AES128GCM, SSL_AEAD, SSL_TLSV1_2, SSL_HIGH, SSL_HANDSHAKE_MAC_SHA256|TLS1_PRF_SHA256|SSL_CIPHER_ALGORITHM2_AEAD|FIXED_NONCE_LEN(4)| SSL_CIPHER_ALGORITHM2_VARIABLE_NONCE_INCLUDED_IN_RECORD, 128, 128, }, { 1, TLS1_TXT_ECDHE_RSA_WITH_CHACHA20_POLY1305, TLS1_CK_ECDHE_RSA_CHACHA20_POLY1305, SSL_kEECDH, SSL_aRSA, SSL_CHACHA20POLY1305, SSL_AEAD, SSL_TLSV1_2, SSL_HIGH, SSL_HANDSHAKE_MAC_SHA256|TLS1_PRF_SHA256|SSL_CIPHER_ALGORITHM2_AEAD|FIXED_NONCE_LEN(0), 256, 0, }, { 1, TLS1_TXT_ECDHE_ECDSA_WITH_CHACHA20_POLY1305, TLS1_CK_ECDHE_ECDSA_CHACHA20_POLY1305, SSL_kEECDH, SSL_aECDSA, SSL_CHACHA20POLY1305, SSL_AEAD, SSL_TLSV1_2, SSL_HIGH, SSL_HANDSHAKE_MAC_SHA256|TLS1_PRF_SHA256|SSL_CIPHER_ALGORITHM2_AEAD|FIXED_NONCE_LEN(0), 256, 0, }, { 1, TLS1_TXT_DHE_RSA_WITH_CHACHA20_POLY1305, TLS1_CK_DHE_RSA_CHACHA20_POLY1305, SSL_kEDH, SSL_aRSA, SSL_CHACHA20POLY1305, SSL_AEAD, SSL_TLSV1_2, SSL_HIGH, SSL_HANDSHAKE_MAC_SHA256|TLS1_PRF_SHA256|SSL_CIPHER_ALGORITHM2_AEAD|FIXED_NONCE_LEN(0), 256, 0, }, /* end of list */ }; SSL3_ENC_METHOD SSLv3_enc_data={ ssl3_enc, n_ssl3_mac, ssl3_setup_key_block, ssl3_generate_master_secret, ssl3_change_cipher_state, ssl3_final_finish_mac, MD5_DIGEST_LENGTH+SHA_DIGEST_LENGTH, ssl3_cert_verify_mac, SSL3_MD_CLIENT_FINISHED_CONST,4, SSL3_MD_SERVER_FINISHED_CONST,4, ssl3_alert_code, (int (*)(SSL *, unsigned char *, size_t, const char *, size_t, const unsigned char *, size_t, int use_context))ssl_undefined_function, 0, SSL3_HM_HEADER_LENGTH, ssl3_set_handshake_header, ssl3_handshake_write, ssl3_add_to_finished_hash, }; int ssl3_num_ciphers(void) { return(SSL3_NUM_CIPHERS); } const SSL_CIPHER *ssl3_get_cipher(unsigned int u) { if (u < SSL3_NUM_CIPHERS) return(&(ssl3_ciphers[SSL3_NUM_CIPHERS-1-u])); else return(NULL); } int ssl3_pending(const SSL *s) { if (s->rstate == SSL_ST_READ_BODY) return 0; return (s->s3->rrec.type == SSL3_RT_APPLICATION_DATA) ? s->s3->rrec.length : 0; } void ssl3_set_handshake_header(SSL *s, int htype, unsigned long len) { unsigned char *p = (unsigned char *)s->init_buf->data; *(p++) = htype; l2n3(len, p); s->init_num = (int)len + SSL3_HM_HEADER_LENGTH; s->init_off = 0; } int ssl3_handshake_write(SSL *s, enum should_add_to_finished_hash should_add_to_finished_hash) { return ssl3_do_write(s, SSL3_RT_HANDSHAKE, should_add_to_finished_hash); } void ssl3_add_to_finished_hash(SSL *s) { ssl3_finish_mac(s, (uint8_t*) s->init_buf->data, s->init_num); } int ssl3_new(SSL *s) { SSL3_STATE *s3; if ((s3=OPENSSL_malloc(sizeof *s3)) == NULL) goto err; memset(s3,0,sizeof *s3); memset(s3->rrec.seq_num,0,sizeof(s3->rrec.seq_num)); memset(s3->wrec.seq_num,0,sizeof(s3->wrec.seq_num)); s->s3=s3; s->tlsext_channel_id_enabled = s->ctx->tlsext_channel_id_enabled; if (s->ctx->tlsext_channel_id_private) s->tlsext_channel_id_private = EVP_PKEY_dup(s->ctx->tlsext_channel_id_private); s->method->ssl_clear(s); return(1); err: return(0); } void ssl3_free(SSL *s) { if(s == NULL) return; ssl3_cleanup_key_block(s); if (s->s3->rbuf.buf != NULL) ssl3_release_read_buffer(s); if (s->s3->wbuf.buf != NULL) ssl3_release_write_buffer(s); if (s->s3->tmp.dh != NULL) DH_free(s->s3->tmp.dh); if (s->s3->tmp.ecdh != NULL) EC_KEY_free(s->s3->tmp.ecdh); if (s->s3->tmp.ca_names != NULL) sk_X509_NAME_pop_free(s->s3->tmp.ca_names,X509_NAME_free); if (s->s3->tmp.certificate_types != NULL) OPENSSL_free(s->s3->tmp.certificate_types); if (s->s3->tmp.peer_ecpointformatlist) OPENSSL_free(s->s3->tmp.peer_ecpointformatlist); if (s->s3->tmp.peer_ellipticcurvelist) OPENSSL_free(s->s3->tmp.peer_ellipticcurvelist); if (s->s3->tmp.peer_psk_identity_hint) OPENSSL_free(s->s3->tmp.peer_psk_identity_hint); if (s->s3->handshake_buffer) { BIO_free(s->s3->handshake_buffer); } if (s->s3->handshake_dgst) ssl3_free_digest_list(s); if (s->s3->alpn_selected) OPENSSL_free(s->s3->alpn_selected); OPENSSL_cleanse(s->s3,sizeof *s->s3); OPENSSL_free(s->s3); s->s3=NULL; } void ssl3_clear(SSL *s) { unsigned char *rp,*wp; size_t rlen, wlen; int init_extra; /* TODO(davidben): Can this just call ssl3_free + * ssl3_new. rbuf, wbuf, and init_extra are preserved, but * this may not serve anything more than saving a malloc. */ ssl3_cleanup_key_block(s); if (s->s3->tmp.ca_names != NULL) sk_X509_NAME_pop_free(s->s3->tmp.ca_names,X509_NAME_free); s->s3->tmp.ca_names = NULL; if (s->s3->tmp.certificate_types != NULL) OPENSSL_free(s->s3->tmp.certificate_types); s->s3->tmp.certificate_types = NULL; if (s->s3->tmp.peer_ecpointformatlist) OPENSSL_free(s->s3->tmp.peer_ecpointformatlist); s->s3->tmp.peer_ecpointformatlist = NULL; if (s->s3->tmp.peer_ellipticcurvelist) OPENSSL_free(s->s3->tmp.peer_ellipticcurvelist); s->s3->tmp.peer_ellipticcurvelist = NULL; if (s->s3->tmp.peer_psk_identity_hint) OPENSSL_free(s->s3->tmp.peer_psk_identity_hint); s->s3->tmp.peer_psk_identity_hint = NULL; if (s->s3->tmp.dh != NULL) { DH_free(s->s3->tmp.dh); s->s3->tmp.dh = NULL; } if (s->s3->tmp.ecdh != NULL) { EC_KEY_free(s->s3->tmp.ecdh); s->s3->tmp.ecdh = NULL; } rp = s->s3->rbuf.buf; wp = s->s3->wbuf.buf; rlen = s->s3->rbuf.len; wlen = s->s3->wbuf.len; init_extra = s->s3->init_extra; if (s->s3->handshake_buffer) { BIO_free(s->s3->handshake_buffer); s->s3->handshake_buffer = NULL; } if (s->s3->handshake_dgst) { ssl3_free_digest_list(s); } if (s->s3->alpn_selected) { OPENSSL_free(s->s3->alpn_selected); s->s3->alpn_selected = NULL; } memset(s->s3,0,sizeof *s->s3); s->s3->rbuf.buf = rp; s->s3->wbuf.buf = wp; s->s3->rbuf.len = rlen; s->s3->wbuf.len = wlen; s->s3->init_extra = init_extra; ssl_free_wbio_buffer(s); s->packet_length=0; s->s3->renegotiate=0; s->s3->total_renegotiations=0; s->s3->num_renegotiations=0; s->s3->in_read_app_data=0; s->version = s->method->version; if (s->next_proto_negotiated) { OPENSSL_free(s->next_proto_negotiated); s->next_proto_negotiated = NULL; s->next_proto_negotiated_len = 0; } s->s3->tlsext_channel_id_valid = 0; } static int ssl3_set_req_cert_type(CERT *c, const unsigned char *p, size_t len); long ssl3_ctrl(SSL *s, int cmd, long larg, void *parg) { int ret=0; if (cmd == SSL_CTRL_SET_TMP_RSA || cmd == SSL_CTRL_SET_TMP_RSA_CB || cmd == SSL_CTRL_SET_TMP_DH || cmd == SSL_CTRL_SET_TMP_DH_CB) { if (!ssl_cert_inst(&s->cert)) { OPENSSL_PUT_ERROR(SSL, ssl3_ctrl, ERR_R_MALLOC_FAILURE); return(0); } } switch (cmd) { case SSL_CTRL_GET_SESSION_REUSED: ret=s->hit; break; case SSL_CTRL_GET_CLIENT_CERT_REQUEST: break; case SSL_CTRL_GET_NUM_RENEGOTIATIONS: ret=s->s3->num_renegotiations; break; case SSL_CTRL_CLEAR_NUM_RENEGOTIATIONS: ret=s->s3->num_renegotiations; s->s3->num_renegotiations=0; break; case SSL_CTRL_GET_TOTAL_RENEGOTIATIONS: ret=s->s3->total_renegotiations; break; case SSL_CTRL_GET_FLAGS: ret=(int)(s->s3->flags); break; case SSL_CTRL_NEED_TMP_RSA: /* Temporary RSA keys are never used. */ ret = 0; break; case SSL_CTRL_SET_TMP_RSA: /* Temporary RSA keys are never used. */ OPENSSL_PUT_ERROR(SSL, ssl3_ctrl, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED); break; case SSL_CTRL_SET_TMP_RSA_CB: { OPENSSL_PUT_ERROR(SSL, ssl3_ctrl, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED); return(ret); } break; case SSL_CTRL_SET_TMP_DH: { DH *dh = (DH *)parg; if (dh == NULL) { OPENSSL_PUT_ERROR(SSL, ssl3_ctrl, ERR_R_PASSED_NULL_PARAMETER); return(ret); } if ((dh = DHparams_dup(dh)) == NULL) { OPENSSL_PUT_ERROR(SSL, ssl3_ctrl, ERR_R_DH_LIB); return(ret); } if (!(s->options & SSL_OP_SINGLE_DH_USE)) { if (!DH_generate_key(dh)) { DH_free(dh); OPENSSL_PUT_ERROR(SSL, ssl3_ctrl, ERR_R_DH_LIB); return(ret); } } if (s->cert->dh_tmp != NULL) DH_free(s->cert->dh_tmp); s->cert->dh_tmp = dh; ret = 1; } break; case SSL_CTRL_SET_TMP_DH_CB: { OPENSSL_PUT_ERROR(SSL, ssl3_ctrl, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED); return(ret); } break; case SSL_CTRL_SET_TMP_ECDH: { EC_KEY *ecdh = NULL; if (parg == NULL) { OPENSSL_PUT_ERROR(SSL, ssl3_ctrl, ERR_R_PASSED_NULL_PARAMETER); return(ret); } if (!EC_KEY_up_ref((EC_KEY *)parg)) { OPENSSL_PUT_ERROR(SSL, ssl3_ctrl, ERR_R_ECDH_LIB); return(ret); } ecdh = (EC_KEY *)parg; if (!(s->options & SSL_OP_SINGLE_ECDH_USE)) { if (!EC_KEY_generate_key(ecdh)) { EC_KEY_free(ecdh); OPENSSL_PUT_ERROR(SSL, ssl3_ctrl, ERR_R_ECDH_LIB); return(ret); } } if (s->cert->ecdh_tmp != NULL) EC_KEY_free(s->cert->ecdh_tmp); s->cert->ecdh_tmp = ecdh; ret = 1; } break; case SSL_CTRL_SET_TMP_ECDH_CB: { OPENSSL_PUT_ERROR(SSL, ssl3_ctrl, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED); return(ret); } break; case SSL_CTRL_SET_TLSEXT_HOSTNAME: if (larg == TLSEXT_NAMETYPE_host_name) { if (s->tlsext_hostname != NULL) OPENSSL_free(s->tlsext_hostname); s->tlsext_hostname = NULL; ret = 1; if (parg == NULL) break; if (strlen((char *)parg) > TLSEXT_MAXLEN_host_name) { OPENSSL_PUT_ERROR(SSL, ssl3_ctrl, SSL_R_SSL3_EXT_INVALID_SERVERNAME); return 0; } if ((s->tlsext_hostname = BUF_strdup((char *)parg)) == NULL) { OPENSSL_PUT_ERROR(SSL, ssl3_ctrl, ERR_R_INTERNAL_ERROR); return 0; } } else { OPENSSL_PUT_ERROR(SSL, ssl3_ctrl, SSL_R_SSL3_EXT_INVALID_SERVERNAME_TYPE); return 0; } break; case SSL_CTRL_SET_TLSEXT_DEBUG_ARG: s->tlsext_debug_arg=parg; ret = 1; break; case SSL_CTRL_CHAIN: if (larg) return ssl_cert_set1_chain(s->cert, (STACK_OF (X509) *)parg); else return ssl_cert_set0_chain(s->cert, (STACK_OF (X509) *)parg); case SSL_CTRL_CHAIN_CERT: if (larg) return ssl_cert_add1_chain_cert(s->cert, (X509 *)parg); else return ssl_cert_add0_chain_cert(s->cert, (X509 *)parg); case SSL_CTRL_GET_CHAIN_CERTS: *(STACK_OF(X509) **)parg = s->cert->key->chain; break; case SSL_CTRL_SELECT_CURRENT_CERT: return ssl_cert_select_current(s->cert, (X509 *)parg); case SSL_CTRL_GET_CURVES: { const uint16_t *clist = s->s3->tmp.peer_ellipticcurvelist; size_t clistlen = s->s3->tmp.peer_ellipticcurvelist_length; if (parg) { size_t i; int *cptr = parg; int nid; for (i = 0; i < clistlen; i++) { nid = tls1_ec_curve_id2nid(clist[i]); if (nid != OBJ_undef) cptr[i] = nid; else cptr[i] = TLSEXT_nid_unknown | clist[i]; } } return (int)clistlen; } case SSL_CTRL_SET_CURVES: return tls1_set_curves(&s->tlsext_ellipticcurvelist, &s->tlsext_ellipticcurvelist_length, parg, larg); case SSL_CTRL_SET_ECDH_AUTO: s->cert->ecdh_tmp_auto = larg; return 1; case SSL_CTRL_SET_SIGALGS: return tls1_set_sigalgs(s->cert, parg, larg, 0); case SSL_CTRL_SET_CLIENT_SIGALGS: return tls1_set_sigalgs(s->cert, parg, larg, 1); case SSL_CTRL_GET_CLIENT_CERT_TYPES: { const unsigned char **pctype = parg; if (s->server || !s->s3->tmp.cert_req) return 0; if (pctype) *pctype = s->s3->tmp.certificate_types; return (int)s->s3->tmp.num_certificate_types; } case SSL_CTRL_SET_CLIENT_CERT_TYPES: if (!s->server) return 0; return ssl3_set_req_cert_type(s->cert, parg, larg); case SSL_CTRL_BUILD_CERT_CHAIN: return ssl_build_cert_chain(s->cert, s->ctx->cert_store, larg); case SSL_CTRL_SET_VERIFY_CERT_STORE: return ssl_cert_set_cert_store(s->cert, parg, 0, larg); case SSL_CTRL_SET_CHAIN_CERT_STORE: return ssl_cert_set_cert_store(s->cert, parg, 1, larg); case SSL_CTRL_GET_SERVER_TMP_KEY: if (s->server || !s->session || !s->session->sess_cert) return 0; else { SESS_CERT *sc; EVP_PKEY *ptmp; int rv = 0; sc = s->session->sess_cert; if (!sc->peer_dh_tmp && !sc->peer_ecdh_tmp) return 0; ptmp = EVP_PKEY_new(); if (!ptmp) return 0; if (sc->peer_dh_tmp) rv = EVP_PKEY_set1_DH(ptmp, sc->peer_dh_tmp); else if (sc->peer_ecdh_tmp) rv = EVP_PKEY_set1_EC_KEY(ptmp, sc->peer_ecdh_tmp); if (rv) { *(EVP_PKEY **)parg = ptmp; return 1; } EVP_PKEY_free(ptmp); return 0; } case SSL_CTRL_GET_EC_POINT_FORMATS: { const uint8_t **pformat = parg; if (!s->s3->tmp.peer_ecpointformatlist) return 0; *pformat = s->s3->tmp.peer_ecpointformatlist; return (int)s->s3->tmp.peer_ecpointformatlist_length; } case SSL_CTRL_CHANNEL_ID: s->tlsext_channel_id_enabled = 1; ret = 1; break; case SSL_CTRL_SET_CHANNEL_ID: if (s->server) break; s->tlsext_channel_id_enabled = 1; if (EVP_PKEY_bits(parg) != 256) { OPENSSL_PUT_ERROR(SSL, ssl3_ctrl, SSL_R_CHANNEL_ID_NOT_P256); break; } if (s->tlsext_channel_id_private) EVP_PKEY_free(s->tlsext_channel_id_private); s->tlsext_channel_id_private = EVP_PKEY_dup((EVP_PKEY*) parg); ret = 1; break; case SSL_CTRL_GET_CHANNEL_ID: if (!s->server) break; if (!s->s3->tlsext_channel_id_valid) break; memcpy(parg, s->s3->tlsext_channel_id, larg < 64 ? larg : 64); return 64; case SSL_CTRL_FALLBACK_SCSV: if (s->server) break; s->fallback_scsv = 1; ret = 1; break; default: break; } return(ret); } long ssl3_callback_ctrl(SSL *s, int cmd, void (*fp)(void)) { int ret=0; if (cmd == SSL_CTRL_SET_TMP_RSA_CB || cmd == SSL_CTRL_SET_TMP_DH_CB) { if (!ssl_cert_inst(&s->cert)) { OPENSSL_PUT_ERROR(SSL, ssl3_callback_ctrl, ERR_R_MALLOC_FAILURE); return(0); } } switch (cmd) { case SSL_CTRL_SET_TMP_RSA_CB: /* Ignore the callback; temporary RSA keys are never used. */ break; case SSL_CTRL_SET_TMP_DH_CB: { s->cert->dh_tmp_cb = (DH *(*)(SSL *, int, int))fp; } break; case SSL_CTRL_SET_TMP_ECDH_CB: { s->cert->ecdh_tmp_cb = (EC_KEY *(*)(SSL *, int, int))fp; } break; case SSL_CTRL_SET_TLSEXT_DEBUG_CB: s->tlsext_debug_cb=(void (*)(SSL *,int ,int, unsigned char *, int, void *))fp; break; default: break; } return(ret); } long ssl3_ctx_ctrl(SSL_CTX *ctx, int cmd, long larg, void *parg) { CERT *cert; cert=ctx->cert; switch (cmd) { case SSL_CTRL_NEED_TMP_RSA: /* Temporary RSA keys are never used. */ return 0; case SSL_CTRL_SET_TMP_RSA: OPENSSL_PUT_ERROR(SSL, ssl3_ctx_ctrl, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED); return 0; case SSL_CTRL_SET_TMP_RSA_CB: { OPENSSL_PUT_ERROR(SSL, ssl3_ctx_ctrl, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED); return(0); } break; case SSL_CTRL_SET_TMP_DH: { DH *new=NULL,*dh; dh=(DH *)parg; if ((new=DHparams_dup(dh)) == NULL) { OPENSSL_PUT_ERROR(SSL, ssl3_ctx_ctrl, ERR_R_DH_LIB); return 0; } if (!(ctx->options & SSL_OP_SINGLE_DH_USE)) { if (!DH_generate_key(new)) { OPENSSL_PUT_ERROR(SSL, ssl3_ctx_ctrl, ERR_R_DH_LIB); DH_free(new); return 0; } } if (cert->dh_tmp != NULL) DH_free(cert->dh_tmp); cert->dh_tmp=new; return 1; } /*break; */ case SSL_CTRL_SET_TMP_DH_CB: { OPENSSL_PUT_ERROR(SSL, ssl3_ctx_ctrl, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED); return(0); } break; case SSL_CTRL_SET_TMP_ECDH: { EC_KEY *ecdh = NULL; if (parg == NULL) { OPENSSL_PUT_ERROR(SSL, ssl3_ctx_ctrl, ERR_R_ECDH_LIB); return 0; } ecdh = EC_KEY_dup((EC_KEY *)parg); if (ecdh == NULL) { OPENSSL_PUT_ERROR(SSL, ssl3_ctx_ctrl, ERR_R_EC_LIB); return 0; } if (!(ctx->options & SSL_OP_SINGLE_ECDH_USE)) { if (!EC_KEY_generate_key(ecdh)) { EC_KEY_free(ecdh); OPENSSL_PUT_ERROR(SSL, ssl3_ctx_ctrl, ERR_R_ECDH_LIB); return 0; } } if (cert->ecdh_tmp != NULL) { EC_KEY_free(cert->ecdh_tmp); } cert->ecdh_tmp = ecdh; return 1; } /* break; */ case SSL_CTRL_SET_TMP_ECDH_CB: { OPENSSL_PUT_ERROR(SSL, ssl3_ctx_ctrl, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED); return(0); } break; case SSL_CTRL_SET_TLSEXT_SERVERNAME_ARG: ctx->tlsext_servername_arg=parg; break; case SSL_CTRL_SET_TLSEXT_TICKET_KEYS: case SSL_CTRL_GET_TLSEXT_TICKET_KEYS: { unsigned char *keys = parg; if (!keys) return 48; if (larg != 48) { OPENSSL_PUT_ERROR(SSL, ssl3_ctx_ctrl, SSL_R_INVALID_TICKET_KEYS_LENGTH); return 0; } if (cmd == SSL_CTRL_SET_TLSEXT_TICKET_KEYS) { memcpy(ctx->tlsext_tick_key_name, keys, 16); memcpy(ctx->tlsext_tick_hmac_key, keys + 16, 16); memcpy(ctx->tlsext_tick_aes_key, keys + 32, 16); } else { memcpy(keys, ctx->tlsext_tick_key_name, 16); memcpy(keys + 16, ctx->tlsext_tick_hmac_key, 16); memcpy(keys + 32, ctx->tlsext_tick_aes_key, 16); } return 1; } case SSL_CTRL_SET_TLSEXT_STATUS_REQ_CB_ARG: ctx->tlsext_status_arg=parg; return 1; break; case SSL_CTRL_SET_CURVES: return tls1_set_curves(&ctx->tlsext_ellipticcurvelist, &ctx->tlsext_ellipticcurvelist_length, parg, larg); case SSL_CTRL_SET_ECDH_AUTO: ctx->cert->ecdh_tmp_auto = larg; return 1; case SSL_CTRL_SET_SIGALGS: return tls1_set_sigalgs(ctx->cert, parg, larg, 0); case SSL_CTRL_SET_CLIENT_SIGALGS: return tls1_set_sigalgs(ctx->cert, parg, larg, 1); case SSL_CTRL_SET_CLIENT_CERT_TYPES: return ssl3_set_req_cert_type(ctx->cert, parg, larg); case SSL_CTRL_BUILD_CERT_CHAIN: return ssl_build_cert_chain(ctx->cert, ctx->cert_store, larg); case SSL_CTRL_SET_VERIFY_CERT_STORE: return ssl_cert_set_cert_store(ctx->cert, parg, 0, larg); case SSL_CTRL_SET_CHAIN_CERT_STORE: return ssl_cert_set_cert_store(ctx->cert, parg, 1, larg); /* A Thawte special :-) */ case SSL_CTRL_EXTRA_CHAIN_CERT: if (ctx->extra_certs == NULL) { if ((ctx->extra_certs=sk_X509_new_null()) == NULL) return(0); } sk_X509_push(ctx->extra_certs,(X509 *)parg); break; case SSL_CTRL_GET_EXTRA_CHAIN_CERTS: if (ctx->extra_certs == NULL && larg == 0) *(STACK_OF(X509) **)parg = ctx->cert->key->chain; else *(STACK_OF(X509) **)parg = ctx->extra_certs; break; case SSL_CTRL_CLEAR_EXTRA_CHAIN_CERTS: if (ctx->extra_certs) { sk_X509_pop_free(ctx->extra_certs, X509_free); ctx->extra_certs = NULL; } break; case SSL_CTRL_CHAIN: if (larg) return ssl_cert_set1_chain(ctx->cert, (STACK_OF (X509) *)parg); else return ssl_cert_set0_chain(ctx->cert, (STACK_OF (X509) *)parg); case SSL_CTRL_CHAIN_CERT: if (larg) return ssl_cert_add1_chain_cert(ctx->cert, (X509 *)parg); else return ssl_cert_add0_chain_cert(ctx->cert, (X509 *)parg); case SSL_CTRL_GET_CHAIN_CERTS: *(STACK_OF(X509) **)parg = ctx->cert->key->chain; break; case SSL_CTRL_SELECT_CURRENT_CERT: return ssl_cert_select_current(ctx->cert, (X509 *)parg); case SSL_CTRL_CHANNEL_ID: /* must be called on a server */ if (ctx->method->ssl_accept == ssl_undefined_function) return 0; ctx->tlsext_channel_id_enabled=1; return 1; case SSL_CTRL_SET_CHANNEL_ID: ctx->tlsext_channel_id_enabled = 1; if (EVP_PKEY_bits(parg) != 256) { OPENSSL_PUT_ERROR(SSL, ssl3_ctx_ctrl, SSL_R_CHANNEL_ID_NOT_P256); break; } if (ctx->tlsext_channel_id_private) EVP_PKEY_free(ctx->tlsext_channel_id_private); ctx->tlsext_channel_id_private = EVP_PKEY_dup((EVP_PKEY*) parg); break; default: return(0); } return(1); } long ssl3_ctx_callback_ctrl(SSL_CTX *ctx, int cmd, void (*fp)(void)) { CERT *cert; cert=ctx->cert; switch (cmd) { case SSL_CTRL_SET_TMP_RSA_CB: /* Ignore the callback; temporary RSA keys are never used. */ break; case SSL_CTRL_SET_TMP_DH_CB: { cert->dh_tmp_cb = (DH *(*)(SSL *, int, int))fp; } break; case SSL_CTRL_SET_TMP_ECDH_CB: { cert->ecdh_tmp_cb = (EC_KEY *(*)(SSL *, int, int))fp; } break; case SSL_CTRL_SET_TLSEXT_SERVERNAME_CB: ctx->tlsext_servername_callback=(int (*)(SSL *,int *,void *))fp; break; case SSL_CTRL_SET_TLSEXT_STATUS_REQ_CB: ctx->tlsext_status_cb=(int (*)(SSL *,void *))fp; break; case SSL_CTRL_SET_TLSEXT_TICKET_KEY_CB: ctx->tlsext_ticket_key_cb=(int (*)(SSL *,unsigned char *, unsigned char *, EVP_CIPHER_CTX *, HMAC_CTX *, int))fp; break; default: return(0); } return(1); } /* ssl3_get_cipher_by_value returns the SSL_CIPHER with value |value| or NULL if * none exists. * * This function needs to check if the ciphers required are actually * available. */ const SSL_CIPHER *ssl3_get_cipher_by_value(uint16_t value) { SSL_CIPHER c; c.id = 0x03000000L|value; return bsearch(&c, ssl3_ciphers, SSL3_NUM_CIPHERS, sizeof(SSL_CIPHER), ssl_cipher_id_cmp); } /* ssl3_get_cipher_by_value returns the cipher value of |c|. */ uint16_t ssl3_get_cipher_value(const SSL_CIPHER *c) { unsigned long id = c->id; /* All ciphers are SSLv3 now. */ assert((id & 0xff000000) == 0x03000000); return id & 0xffff; } struct ssl_cipher_preference_list_st* ssl_get_cipher_preferences(SSL *s) { if (s->cipher_list != NULL) return(s->cipher_list); if (s->version >= TLS1_1_VERSION) { if (s->ctx != NULL && s->ctx->cipher_list_tls11 != NULL) return s->ctx->cipher_list_tls11; } if ((s->ctx != NULL) && (s->ctx->cipher_list != NULL)) return(s->ctx->cipher_list); return NULL; } const SSL_CIPHER *ssl3_choose_cipher(SSL *s, STACK_OF(SSL_CIPHER) *clnt, struct ssl_cipher_preference_list_st *server_pref) { const SSL_CIPHER *c,*ret=NULL; STACK_OF(SSL_CIPHER) *srvr = server_pref->ciphers, *prio, *allow; size_t i; int ok; size_t cipher_index; CERT *cert; unsigned long alg_k,alg_a,mask_k,mask_a; /* in_group_flags will either be NULL, or will point to an array of * bytes which indicate equal-preference groups in the |prio| stack. * See the comment about |in_group_flags| in the * |ssl_cipher_preference_list_st| struct. */ const unsigned char *in_group_flags; /* group_min contains the minimal index so far found in a group, or -1 * if no such value exists yet. */ int group_min = -1; /* Let's see which ciphers we can support */ cert=s->cert; #if 0 /* Do not set the compare functions, because this may lead to a * reordering by "id". We want to keep the original ordering. * We may pay a price in performance during sk_SSL_CIPHER_find(), * but would have to pay with the price of sk_SSL_CIPHER_dup(). */ sk_SSL_CIPHER_set_cmp_func(srvr, ssl_cipher_ptr_id_cmp); sk_SSL_CIPHER_set_cmp_func(clnt, ssl_cipher_ptr_id_cmp); #endif #ifdef CIPHER_DEBUG printf("Server has %d from %p:\n", sk_SSL_CIPHER_num(srvr), (void *)srvr); for(i=0 ; i < sk_SSL_CIPHER_num(srvr) ; ++i) { c=sk_SSL_CIPHER_value(srvr,i); printf("%p:%s\n",(void *)c,c->name); } printf("Client sent %d from %p:\n", sk_SSL_CIPHER_num(clnt), (void *)clnt); for(i=0 ; i < sk_SSL_CIPHER_num(clnt) ; ++i) { c=sk_SSL_CIPHER_value(clnt,i); printf("%p:%s\n",(void *)c,c->name); } #endif if (s->options & SSL_OP_CIPHER_SERVER_PREFERENCE) { prio = srvr; in_group_flags = server_pref->in_group_flags; allow = clnt; } else { prio = clnt; in_group_flags = NULL; allow = srvr; } tls1_set_cert_validity(s); for (i=0; ialgorithm_ssl & SSL_TLSV1_2) && !SSL_USE_TLS1_2_CIPHERS(s)) ok = 0; ssl_set_cert_masks(cert,c); mask_k = cert->mask_k; mask_a = cert->mask_a; alg_k=c->algorithm_mkey; alg_a=c->algorithm_auth; /* with PSK there must be server callback set */ if ((alg_a & SSL_aPSK) && s->psk_server_callback == NULL) ok = 0; ok = ok && (alg_k & mask_k) && (alg_a & mask_a); #ifdef CIPHER_DEBUG printf("%d:[%08lX:%08lX:%08lX:%08lX]%p:%s\n",ok,alg_k,alg_a,mask_k,mask_a,(void *)c, c->name); #endif /* if we are considering an ECC cipher suite that uses * an ephemeral EC key check it */ if (alg_k & SSL_kEECDH) ok = ok && tls1_check_ec_tmp_key(s); if (ok && sk_SSL_CIPHER_find(allow, &cipher_index, c)) { if (in_group_flags != NULL && in_group_flags[i] == 1) { /* This element of |prio| is in a group. Update * the minimum index found so far and continue * looking. */ if (group_min == -1 || (size_t)group_min > cipher_index) group_min = cipher_index; } else { if (group_min != -1 && (size_t)group_min < cipher_index) cipher_index = group_min; ret=sk_SSL_CIPHER_value(allow,cipher_index); break; } } if (in_group_flags != NULL && in_group_flags[i] == 0 && group_min != -1) { /* We are about to leave a group, but we found a match * in it, so that's our answer. */ ret=sk_SSL_CIPHER_value(allow,group_min); break; } } return(ret); } int ssl3_get_req_cert_type(SSL *s, unsigned char *p) { int ret=0; const unsigned char *sig; size_t i, siglen; int have_rsa_sign = 0; int have_ecdsa_sign = 0; /* If we have custom certificate types set, use them */ if (s->cert->client_certificate_types) { memcpy(p, s->cert->client_certificate_types, s->cert->num_client_certificate_types); return (int)s->cert->num_client_certificate_types; } /* get configured sigalgs */ siglen = tls12_get_psigalgs(s, &sig); for (i = 0; i < siglen; i+=2, sig+=2) { switch(sig[1]) { case TLSEXT_signature_rsa: have_rsa_sign = 1; break; case TLSEXT_signature_ecdsa: have_ecdsa_sign = 1; break; } } if (have_rsa_sign) p[ret++]=SSL3_CT_RSA_SIGN; /* ECDSA certs can be used with RSA cipher suites as well * so we don't need to check for SSL_kECDH or SSL_kEECDH */ if (s->version >= TLS1_VERSION) { if (have_ecdsa_sign) p[ret++]=TLS_CT_ECDSA_SIGN; } return(ret); } static int ssl3_set_req_cert_type(CERT *c, const unsigned char *p, size_t len) { if (c->client_certificate_types) { OPENSSL_free(c->client_certificate_types); c->client_certificate_types = NULL; } c->num_client_certificate_types = 0; if (!p || !len) return 1; if (len > 0xff) return 0; c->client_certificate_types = BUF_memdup(p, len); if (!c->client_certificate_types) return 0; c->num_client_certificate_types = len; return 1; } int ssl3_shutdown(SSL *s) { int ret; /* Don't do anything much if we have not done the handshake or * we don't want to send messages :-) */ if ((s->quiet_shutdown) || (s->state == SSL_ST_BEFORE)) { s->shutdown=(SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN); return(1); } if (!(s->shutdown & SSL_SENT_SHUTDOWN)) { s->shutdown|=SSL_SENT_SHUTDOWN; #if 1 ssl3_send_alert(s,SSL3_AL_WARNING,SSL_AD_CLOSE_NOTIFY); #endif /* our shutdown alert has been sent now, and if it still needs * to be written, s->s3->alert_dispatch will be true */ if (s->s3->alert_dispatch) return(-1); /* return WANT_WRITE */ } else if (s->s3->alert_dispatch) { /* resend it if not sent */ #if 1 ret=s->method->ssl_dispatch_alert(s); if(ret == -1) { /* we only get to return -1 here the 2nd/Nth * invocation, we must have already signalled * return 0 upon a previous invoation, * return WANT_WRITE */ return(ret); } #endif } else if (!(s->shutdown & SSL_RECEIVED_SHUTDOWN)) { /* If we are waiting for a close from our peer, we are closed */ s->method->ssl_read_bytes(s,0,NULL,0,0); if(!(s->shutdown & SSL_RECEIVED_SHUTDOWN)) { return(-1); /* return WANT_READ */ } } if ((s->shutdown == (SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN)) && !s->s3->alert_dispatch) return(1); else return(0); } int ssl3_write(SSL *s, const void *buf, int len) { #if 0 if (s->shutdown & SSL_SEND_SHUTDOWN) { s->rwstate=SSL_NOTHING; return(0); } #endif ERR_clear_system_error(); if (s->s3->renegotiate) ssl3_renegotiate_check(s); return s->method->ssl_write_bytes(s, SSL3_RT_APPLICATION_DATA, buf, len); } static int ssl3_read_internal(SSL *s, void *buf, int len, int peek) { int ret; ERR_clear_system_error(); if (s->s3->renegotiate) ssl3_renegotiate_check(s); s->s3->in_read_app_data=1; ret=s->method->ssl_read_bytes(s,SSL3_RT_APPLICATION_DATA,buf,len,peek); if ((ret == -1) && (s->s3->in_read_app_data == 2)) { /* ssl3_read_bytes decided to call s->handshake_func, which * called ssl3_read_bytes to read handshake data. * However, ssl3_read_bytes actually found application data * and thinks that application data makes sense here; so disable * handshake processing and try to read application data again. */ s->in_handshake++; ret=s->method->ssl_read_bytes(s,SSL3_RT_APPLICATION_DATA,buf,len,peek); s->in_handshake--; } else s->s3->in_read_app_data=0; return(ret); } int ssl3_read(SSL *s, void *buf, int len) { return ssl3_read_internal(s, buf, len, 0); } int ssl3_peek(SSL *s, void *buf, int len) { return ssl3_read_internal(s, buf, len, 1); } int ssl3_renegotiate(SSL *s) { if (s->handshake_func == NULL) return(1); if (s->s3->flags & SSL3_FLAGS_NO_RENEGOTIATE_CIPHERS) return(0); s->s3->renegotiate=1; return(1); } int ssl3_renegotiate_check(SSL *s) { int ret=0; if (s->s3->renegotiate) { if ( (s->s3->rbuf.left == 0) && (s->s3->wbuf.left == 0) && !SSL_in_init(s)) { /* if we are the server, and we have sent a 'RENEGOTIATE' message, we need to go to SSL_ST_ACCEPT. */ /* SSL_ST_ACCEPT */ s->state=SSL_ST_RENEGOTIATE; s->s3->renegotiate=0; s->s3->num_renegotiations++; s->s3->total_renegotiations++; ret=1; } } return(ret); } /* If we are using default SHA1+MD5 algorithms switch to new SHA256 PRF * and handshake macs if required. */ long ssl_get_algorithm2(SSL *s) { static const unsigned long kMask = SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF; long alg2 = s->s3->tmp.new_cipher->algorithm2; if (s->method->ssl3_enc->enc_flags & SSL_ENC_FLAG_SHA256_PRF && (alg2 & kMask) == kMask) return SSL_HANDSHAKE_MAC_SHA256 | TLS1_PRF_SHA256; return alg2; }