a9ab63c01c
Fix length checks in ssl3_get_client_hello(). Use s->s3->in_read_app_data differently to fix ssl3_read_internal().
1680 lines
35 KiB
C
1680 lines
35 KiB
C
/* ssl/s3_lib.c */
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/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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* All rights reserved.
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*
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* This package is an SSL implementation written
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* by Eric Young (eay@cryptsoft.com).
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* The implementation was written so as to conform with Netscapes SSL.
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*
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* This library is free for commercial and non-commercial use as long as
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* the following conditions are aheared to. The following conditions
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* apply to all code found in this distribution, be it the RC4, RSA,
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* lhash, DES, etc., code; not just the SSL code. The SSL documentation
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* included with this distribution is covered by the same copyright terms
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* except that the holder is Tim Hudson (tjh@cryptsoft.com).
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*
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* Copyright remains Eric Young's, and as such any Copyright notices in
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* the code are not to be removed.
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* If this package is used in a product, Eric Young should be given attribution
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* as the author of the parts of the library used.
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* This can be in the form of a textual message at program startup or
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* in documentation (online or textual) provided with the package.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* "This product includes cryptographic software written by
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* Eric Young (eay@cryptsoft.com)"
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* The word 'cryptographic' can be left out if the rouines from the library
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* being used are not cryptographic related :-).
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* 4. If you include any Windows specific code (or a derivative thereof) from
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* the apps directory (application code) you must include an acknowledgement:
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* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
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*
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* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* The licence and distribution terms for any publically available version or
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* derivative of this code cannot be changed. i.e. this code cannot simply be
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* copied and put under another distribution licence
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* [including the GNU Public Licence.]
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*/
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/* ====================================================================
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* Copyright (c) 1998-2002 The OpenSSL Project. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. All advertising materials mentioning features or use of this
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* software must display the following acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
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*
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* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
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* endorse or promote products derived from this software without
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* prior written permission. For written permission, please contact
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* openssl-core@openssl.org.
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*
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* 5. Products derived from this software may not be called "OpenSSL"
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* nor may "OpenSSL" appear in their names without prior written
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* permission of the OpenSSL Project.
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*
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* 6. Redistributions of any form whatsoever must retain the following
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* acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit (http://www.openssl.org/)"
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*
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* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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* ====================================================================
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*
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* This product includes cryptographic software written by Eric Young
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* (eay@cryptsoft.com). This product includes software written by Tim
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* Hudson (tjh@cryptsoft.com).
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*
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*/
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#include <stdio.h>
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#include <openssl/objects.h>
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#include "ssl_locl.h"
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#include "kssl_lcl.h"
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#include <openssl/md5.h>
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const char *ssl3_version_str="SSLv3" OPENSSL_VERSION_PTEXT;
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#define SSL3_NUM_CIPHERS (sizeof(ssl3_ciphers)/sizeof(SSL_CIPHER))
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static long ssl3_default_timeout(void );
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OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[]={
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/* The RSA ciphers */
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/* Cipher 01 */
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{
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1,
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SSL3_TXT_RSA_NULL_MD5,
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SSL3_CK_RSA_NULL_MD5,
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SSL_kRSA|SSL_aRSA|SSL_eNULL |SSL_MD5|SSL_SSLV3,
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SSL_NOT_EXP,
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0,
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0,
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0,
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SSL_ALL_CIPHERS,
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SSL_ALL_STRENGTHS,
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},
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/* Cipher 02 */
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{
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1,
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SSL3_TXT_RSA_NULL_SHA,
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SSL3_CK_RSA_NULL_SHA,
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SSL_kRSA|SSL_aRSA|SSL_eNULL |SSL_SHA1|SSL_SSLV3,
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SSL_NOT_EXP,
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0,
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0,
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0,
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SSL_ALL_CIPHERS,
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SSL_ALL_STRENGTHS,
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},
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/* anon DH */
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/* Cipher 17 */
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{
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1,
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SSL3_TXT_ADH_RC4_40_MD5,
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SSL3_CK_ADH_RC4_40_MD5,
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SSL_kEDH |SSL_aNULL|SSL_RC4 |SSL_MD5 |SSL_SSLV3,
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SSL_EXPORT|SSL_EXP40,
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0,
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40,
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128,
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SSL_ALL_CIPHERS,
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SSL_ALL_STRENGTHS,
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},
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/* Cipher 18 */
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{
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1,
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SSL3_TXT_ADH_RC4_128_MD5,
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SSL3_CK_ADH_RC4_128_MD5,
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SSL_kEDH |SSL_aNULL|SSL_RC4 |SSL_MD5 |SSL_SSLV3,
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SSL_NOT_EXP|SSL_MEDIUM,
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0,
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128,
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128,
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SSL_ALL_CIPHERS,
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SSL_ALL_STRENGTHS,
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},
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/* Cipher 19 */
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{
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1,
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SSL3_TXT_ADH_DES_40_CBC_SHA,
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SSL3_CK_ADH_DES_40_CBC_SHA,
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SSL_kEDH |SSL_aNULL|SSL_DES|SSL_SHA1|SSL_SSLV3,
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SSL_EXPORT|SSL_EXP40,
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0,
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40,
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128,
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SSL_ALL_CIPHERS,
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SSL_ALL_STRENGTHS,
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},
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/* Cipher 1A */
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{
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1,
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SSL3_TXT_ADH_DES_64_CBC_SHA,
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SSL3_CK_ADH_DES_64_CBC_SHA,
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SSL_kEDH |SSL_aNULL|SSL_DES |SSL_SHA1|SSL_SSLV3,
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SSL_NOT_EXP|SSL_LOW,
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0,
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56,
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56,
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SSL_ALL_CIPHERS,
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SSL_ALL_STRENGTHS,
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},
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/* Cipher 1B */
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{
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1,
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SSL3_TXT_ADH_DES_192_CBC_SHA,
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SSL3_CK_ADH_DES_192_CBC_SHA,
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SSL_kEDH |SSL_aNULL|SSL_3DES |SSL_SHA1|SSL_SSLV3,
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SSL_NOT_EXP|SSL_HIGH,
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0,
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168,
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168,
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SSL_ALL_CIPHERS,
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SSL_ALL_STRENGTHS,
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},
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/* RSA again */
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/* Cipher 03 */
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{
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1,
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SSL3_TXT_RSA_RC4_40_MD5,
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SSL3_CK_RSA_RC4_40_MD5,
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SSL_kRSA|SSL_aRSA|SSL_RC4 |SSL_MD5 |SSL_SSLV3,
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SSL_EXPORT|SSL_EXP40,
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0,
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40,
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128,
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SSL_ALL_CIPHERS,
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SSL_ALL_STRENGTHS,
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},
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/* Cipher 04 */
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{
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1,
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SSL3_TXT_RSA_RC4_128_MD5,
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SSL3_CK_RSA_RC4_128_MD5,
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SSL_kRSA|SSL_aRSA|SSL_RC4 |SSL_MD5|SSL_SSLV3,
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SSL_NOT_EXP|SSL_MEDIUM,
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0,
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128,
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128,
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SSL_ALL_CIPHERS,
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SSL_ALL_STRENGTHS,
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},
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/* Cipher 05 */
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{
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1,
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SSL3_TXT_RSA_RC4_128_SHA,
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SSL3_CK_RSA_RC4_128_SHA,
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SSL_kRSA|SSL_aRSA|SSL_RC4 |SSL_SHA1|SSL_SSLV3,
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SSL_NOT_EXP|SSL_MEDIUM,
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0,
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128,
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128,
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SSL_ALL_CIPHERS,
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SSL_ALL_STRENGTHS,
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},
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/* Cipher 06 */
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{
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1,
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SSL3_TXT_RSA_RC2_40_MD5,
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SSL3_CK_RSA_RC2_40_MD5,
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SSL_kRSA|SSL_aRSA|SSL_RC2 |SSL_MD5 |SSL_SSLV3,
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SSL_EXPORT|SSL_EXP40,
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0,
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40,
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128,
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SSL_ALL_CIPHERS,
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SSL_ALL_STRENGTHS,
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},
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/* Cipher 07 */
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{
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1,
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SSL3_TXT_RSA_IDEA_128_SHA,
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SSL3_CK_RSA_IDEA_128_SHA,
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SSL_kRSA|SSL_aRSA|SSL_IDEA |SSL_SHA1|SSL_SSLV3,
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SSL_NOT_EXP|SSL_MEDIUM,
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0,
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128,
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128,
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SSL_ALL_CIPHERS,
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SSL_ALL_STRENGTHS,
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},
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/* Cipher 08 */
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{
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1,
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SSL3_TXT_RSA_DES_40_CBC_SHA,
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SSL3_CK_RSA_DES_40_CBC_SHA,
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SSL_kRSA|SSL_aRSA|SSL_DES|SSL_SHA1|SSL_SSLV3,
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SSL_EXPORT|SSL_EXP40,
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0,
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40,
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56,
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SSL_ALL_CIPHERS,
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SSL_ALL_STRENGTHS,
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},
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/* Cipher 09 */
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{
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1,
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SSL3_TXT_RSA_DES_64_CBC_SHA,
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SSL3_CK_RSA_DES_64_CBC_SHA,
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SSL_kRSA|SSL_aRSA|SSL_DES |SSL_SHA1|SSL_SSLV3,
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SSL_NOT_EXP|SSL_LOW,
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0,
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56,
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56,
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SSL_ALL_CIPHERS,
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SSL_ALL_STRENGTHS,
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},
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/* Cipher 0A */
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{
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1,
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SSL3_TXT_RSA_DES_192_CBC3_SHA,
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SSL3_CK_RSA_DES_192_CBC3_SHA,
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SSL_kRSA|SSL_aRSA|SSL_3DES |SSL_SHA1|SSL_SSLV3,
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SSL_NOT_EXP|SSL_HIGH,
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0,
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168,
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168,
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SSL_ALL_CIPHERS,
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SSL_ALL_STRENGTHS,
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},
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/* The DH ciphers */
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/* Cipher 0B */
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{
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0,
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SSL3_TXT_DH_DSS_DES_40_CBC_SHA,
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SSL3_CK_DH_DSS_DES_40_CBC_SHA,
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SSL_kDHd |SSL_aDH|SSL_DES|SSL_SHA1|SSL_SSLV3,
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SSL_EXPORT|SSL_EXP40,
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0,
|
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40,
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|
56,
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SSL_ALL_CIPHERS,
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SSL_ALL_STRENGTHS,
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},
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/* Cipher 0C */
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{
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0,
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SSL3_TXT_DH_DSS_DES_64_CBC_SHA,
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SSL3_CK_DH_DSS_DES_64_CBC_SHA,
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SSL_kDHd |SSL_aDH|SSL_DES |SSL_SHA1|SSL_SSLV3,
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SSL_NOT_EXP|SSL_LOW,
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0,
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56,
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|
56,
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SSL_ALL_CIPHERS,
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SSL_ALL_STRENGTHS,
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},
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/* Cipher 0D */
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{
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0,
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SSL3_TXT_DH_DSS_DES_192_CBC3_SHA,
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SSL3_CK_DH_DSS_DES_192_CBC3_SHA,
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SSL_kDHd |SSL_aDH|SSL_3DES |SSL_SHA1|SSL_SSLV3,
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SSL_NOT_EXP|SSL_HIGH,
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0,
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168,
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|
168,
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|
SSL_ALL_CIPHERS,
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SSL_ALL_STRENGTHS,
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},
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/* Cipher 0E */
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{
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0,
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SSL3_TXT_DH_RSA_DES_40_CBC_SHA,
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SSL3_CK_DH_RSA_DES_40_CBC_SHA,
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SSL_kDHr |SSL_aDH|SSL_DES|SSL_SHA1|SSL_SSLV3,
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SSL_EXPORT|SSL_EXP40,
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0,
|
|
40,
|
|
56,
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|
SSL_ALL_CIPHERS,
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|
SSL_ALL_STRENGTHS,
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},
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/* Cipher 0F */
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{
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|
0,
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|
SSL3_TXT_DH_RSA_DES_64_CBC_SHA,
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|
SSL3_CK_DH_RSA_DES_64_CBC_SHA,
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|
SSL_kDHr |SSL_aDH|SSL_DES |SSL_SHA1|SSL_SSLV3,
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|
SSL_NOT_EXP|SSL_LOW,
|
|
0,
|
|
56,
|
|
56,
|
|
SSL_ALL_CIPHERS,
|
|
SSL_ALL_STRENGTHS,
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|
},
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|
/* Cipher 10 */
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|
{
|
|
0,
|
|
SSL3_TXT_DH_RSA_DES_192_CBC3_SHA,
|
|
SSL3_CK_DH_RSA_DES_192_CBC3_SHA,
|
|
SSL_kDHr |SSL_aDH|SSL_3DES |SSL_SHA1|SSL_SSLV3,
|
|
SSL_NOT_EXP|SSL_HIGH,
|
|
0,
|
|
168,
|
|
168,
|
|
SSL_ALL_CIPHERS,
|
|
SSL_ALL_STRENGTHS,
|
|
},
|
|
|
|
/* The Ephemeral DH ciphers */
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|
/* Cipher 11 */
|
|
{
|
|
1,
|
|
SSL3_TXT_EDH_DSS_DES_40_CBC_SHA,
|
|
SSL3_CK_EDH_DSS_DES_40_CBC_SHA,
|
|
SSL_kEDH|SSL_aDSS|SSL_DES|SSL_SHA1|SSL_SSLV3,
|
|
SSL_EXPORT|SSL_EXP40,
|
|
0,
|
|
40,
|
|
56,
|
|
SSL_ALL_CIPHERS,
|
|
SSL_ALL_STRENGTHS,
|
|
},
|
|
/* Cipher 12 */
|
|
{
|
|
1,
|
|
SSL3_TXT_EDH_DSS_DES_64_CBC_SHA,
|
|
SSL3_CK_EDH_DSS_DES_64_CBC_SHA,
|
|
SSL_kEDH|SSL_aDSS|SSL_DES |SSL_SHA1|SSL_SSLV3,
|
|
SSL_NOT_EXP|SSL_LOW,
|
|
0,
|
|
56,
|
|
56,
|
|
SSL_ALL_CIPHERS,
|
|
SSL_ALL_STRENGTHS,
|
|
},
|
|
/* Cipher 13 */
|
|
{
|
|
1,
|
|
SSL3_TXT_EDH_DSS_DES_192_CBC3_SHA,
|
|
SSL3_CK_EDH_DSS_DES_192_CBC3_SHA,
|
|
SSL_kEDH|SSL_aDSS|SSL_3DES |SSL_SHA1|SSL_SSLV3,
|
|
SSL_NOT_EXP|SSL_HIGH,
|
|
0,
|
|
168,
|
|
168,
|
|
SSL_ALL_CIPHERS,
|
|
SSL_ALL_STRENGTHS,
|
|
},
|
|
/* Cipher 14 */
|
|
{
|
|
1,
|
|
SSL3_TXT_EDH_RSA_DES_40_CBC_SHA,
|
|
SSL3_CK_EDH_RSA_DES_40_CBC_SHA,
|
|
SSL_kEDH|SSL_aRSA|SSL_DES|SSL_SHA1|SSL_SSLV3,
|
|
SSL_EXPORT|SSL_EXP40,
|
|
0,
|
|
40,
|
|
56,
|
|
SSL_ALL_CIPHERS,
|
|
SSL_ALL_STRENGTHS,
|
|
},
|
|
/* Cipher 15 */
|
|
{
|
|
1,
|
|
SSL3_TXT_EDH_RSA_DES_64_CBC_SHA,
|
|
SSL3_CK_EDH_RSA_DES_64_CBC_SHA,
|
|
SSL_kEDH|SSL_aRSA|SSL_DES |SSL_SHA1|SSL_SSLV3,
|
|
SSL_NOT_EXP|SSL_LOW,
|
|
0,
|
|
56,
|
|
56,
|
|
SSL_ALL_CIPHERS,
|
|
SSL_ALL_STRENGTHS,
|
|
},
|
|
/* Cipher 16 */
|
|
{
|
|
1,
|
|
SSL3_TXT_EDH_RSA_DES_192_CBC3_SHA,
|
|
SSL3_CK_EDH_RSA_DES_192_CBC3_SHA,
|
|
SSL_kEDH|SSL_aRSA|SSL_3DES |SSL_SHA1|SSL_SSLV3,
|
|
SSL_NOT_EXP|SSL_HIGH,
|
|
0,
|
|
168,
|
|
168,
|
|
SSL_ALL_CIPHERS,
|
|
SSL_ALL_STRENGTHS,
|
|
},
|
|
|
|
/* Fortezza */
|
|
/* Cipher 1C */
|
|
{
|
|
0,
|
|
SSL3_TXT_FZA_DMS_NULL_SHA,
|
|
SSL3_CK_FZA_DMS_NULL_SHA,
|
|
SSL_kFZA|SSL_aFZA |SSL_eNULL |SSL_SHA1|SSL_SSLV3,
|
|
SSL_NOT_EXP,
|
|
0,
|
|
0,
|
|
0,
|
|
SSL_ALL_CIPHERS,
|
|
SSL_ALL_STRENGTHS,
|
|
},
|
|
|
|
/* Cipher 1D */
|
|
{
|
|
0,
|
|
SSL3_TXT_FZA_DMS_FZA_SHA,
|
|
SSL3_CK_FZA_DMS_FZA_SHA,
|
|
SSL_kFZA|SSL_aFZA |SSL_eFZA |SSL_SHA1|SSL_SSLV3,
|
|
SSL_NOT_EXP,
|
|
0,
|
|
0,
|
|
0,
|
|
SSL_ALL_CIPHERS,
|
|
SSL_ALL_STRENGTHS,
|
|
},
|
|
|
|
/* Cipher 1E */
|
|
{
|
|
0,
|
|
SSL3_TXT_FZA_DMS_RC4_SHA,
|
|
SSL3_CK_FZA_DMS_RC4_SHA,
|
|
SSL_kFZA|SSL_aFZA |SSL_RC4 |SSL_SHA1|SSL_SSLV3,
|
|
SSL_NOT_EXP|SSL_MEDIUM,
|
|
0,
|
|
128,
|
|
128,
|
|
SSL_ALL_CIPHERS,
|
|
SSL_ALL_STRENGTHS,
|
|
},
|
|
|
|
#ifndef OPENSSL_NO_KRB5
|
|
/* The Kerberos ciphers
|
|
** 20000107 VRS: And the first shall be last,
|
|
** in hopes of avoiding the lynx ssl renegotiation problem.
|
|
*/
|
|
/* Cipher 21 VRS */
|
|
{
|
|
1,
|
|
SSL3_TXT_KRB5_DES_40_CBC_SHA,
|
|
SSL3_CK_KRB5_DES_40_CBC_SHA,
|
|
SSL_kKRB5|SSL_aKRB5| SSL_DES|SSL_SHA1 |SSL_SSLV3,
|
|
SSL_EXPORT|SSL_EXP40,
|
|
0,
|
|
40,
|
|
56,
|
|
SSL_ALL_CIPHERS,
|
|
SSL_ALL_STRENGTHS,
|
|
},
|
|
|
|
/* Cipher 22 VRS */
|
|
{
|
|
1,
|
|
SSL3_TXT_KRB5_DES_40_CBC_MD5,
|
|
SSL3_CK_KRB5_DES_40_CBC_MD5,
|
|
SSL_kKRB5|SSL_aKRB5| SSL_DES|SSL_MD5 |SSL_SSLV3,
|
|
SSL_EXPORT|SSL_EXP40,
|
|
0,
|
|
40,
|
|
56,
|
|
SSL_ALL_CIPHERS,
|
|
SSL_ALL_STRENGTHS,
|
|
},
|
|
|
|
/* Cipher 23 VRS */
|
|
{
|
|
1,
|
|
SSL3_TXT_KRB5_DES_64_CBC_SHA,
|
|
SSL3_CK_KRB5_DES_64_CBC_SHA,
|
|
SSL_kKRB5|SSL_aKRB5| SSL_DES|SSL_SHA1 |SSL_SSLV3,
|
|
SSL_NOT_EXP|SSL_LOW,
|
|
0,
|
|
56,
|
|
56,
|
|
SSL_ALL_CIPHERS,
|
|
SSL_ALL_STRENGTHS,
|
|
},
|
|
|
|
/* Cipher 24 VRS */
|
|
{
|
|
1,
|
|
SSL3_TXT_KRB5_DES_64_CBC_MD5,
|
|
SSL3_CK_KRB5_DES_64_CBC_MD5,
|
|
SSL_kKRB5|SSL_aKRB5| SSL_DES|SSL_MD5 |SSL_SSLV3,
|
|
SSL_NOT_EXP|SSL_LOW,
|
|
0,
|
|
56,
|
|
56,
|
|
SSL_ALL_CIPHERS,
|
|
SSL_ALL_STRENGTHS,
|
|
},
|
|
|
|
/* Cipher 25 VRS */
|
|
{
|
|
1,
|
|
SSL3_TXT_KRB5_DES_192_CBC3_SHA,
|
|
SSL3_CK_KRB5_DES_192_CBC3_SHA,
|
|
SSL_kKRB5|SSL_aKRB5| SSL_3DES|SSL_SHA1 |SSL_SSLV3,
|
|
SSL_NOT_EXP|SSL_HIGH,
|
|
0,
|
|
112,
|
|
168,
|
|
SSL_ALL_CIPHERS,
|
|
SSL_ALL_STRENGTHS,
|
|
},
|
|
|
|
/* Cipher 26 VRS */
|
|
{
|
|
1,
|
|
SSL3_TXT_KRB5_DES_192_CBC3_MD5,
|
|
SSL3_CK_KRB5_DES_192_CBC3_MD5,
|
|
SSL_kKRB5|SSL_aKRB5| SSL_3DES|SSL_MD5 |SSL_SSLV3,
|
|
SSL_NOT_EXP|SSL_HIGH,
|
|
0,
|
|
112,
|
|
168,
|
|
SSL_ALL_CIPHERS,
|
|
SSL_ALL_STRENGTHS,
|
|
},
|
|
#endif /* OPENSSL_NO_KRB5 */
|
|
|
|
|
|
#if TLS1_ALLOW_EXPERIMENTAL_CIPHERSUITES
|
|
/* New TLS Export CipherSuites */
|
|
/* Cipher 60 */
|
|
{
|
|
1,
|
|
TLS1_TXT_RSA_EXPORT1024_WITH_RC4_56_MD5,
|
|
TLS1_CK_RSA_EXPORT1024_WITH_RC4_56_MD5,
|
|
SSL_kRSA|SSL_aRSA|SSL_RC4|SSL_MD5|SSL_TLSV1,
|
|
SSL_EXPORT|SSL_EXP56,
|
|
0,
|
|
56,
|
|
128,
|
|
SSL_ALL_CIPHERS,
|
|
SSL_ALL_STRENGTHS,
|
|
},
|
|
/* Cipher 61 */
|
|
{
|
|
1,
|
|
TLS1_TXT_RSA_EXPORT1024_WITH_RC2_CBC_56_MD5,
|
|
TLS1_CK_RSA_EXPORT1024_WITH_RC2_CBC_56_MD5,
|
|
SSL_kRSA|SSL_aRSA|SSL_RC2|SSL_MD5|SSL_TLSV1,
|
|
SSL_EXPORT|SSL_EXP56,
|
|
0,
|
|
56,
|
|
128,
|
|
SSL_ALL_CIPHERS,
|
|
SSL_ALL_STRENGTHS,
|
|
},
|
|
/* Cipher 62 */
|
|
{
|
|
1,
|
|
TLS1_TXT_RSA_EXPORT1024_WITH_DES_CBC_SHA,
|
|
TLS1_CK_RSA_EXPORT1024_WITH_DES_CBC_SHA,
|
|
SSL_kRSA|SSL_aRSA|SSL_DES|SSL_SHA|SSL_TLSV1,
|
|
SSL_EXPORT|SSL_EXP56,
|
|
0,
|
|
56,
|
|
56,
|
|
SSL_ALL_CIPHERS,
|
|
SSL_ALL_STRENGTHS,
|
|
},
|
|
/* Cipher 63 */
|
|
{
|
|
1,
|
|
TLS1_TXT_DHE_DSS_EXPORT1024_WITH_DES_CBC_SHA,
|
|
TLS1_CK_DHE_DSS_EXPORT1024_WITH_DES_CBC_SHA,
|
|
SSL_kEDH|SSL_aDSS|SSL_DES|SSL_SHA|SSL_TLSV1,
|
|
SSL_EXPORT|SSL_EXP56,
|
|
0,
|
|
56,
|
|
56,
|
|
SSL_ALL_CIPHERS,
|
|
SSL_ALL_STRENGTHS,
|
|
},
|
|
/* Cipher 64 */
|
|
{
|
|
1,
|
|
TLS1_TXT_RSA_EXPORT1024_WITH_RC4_56_SHA,
|
|
TLS1_CK_RSA_EXPORT1024_WITH_RC4_56_SHA,
|
|
SSL_kRSA|SSL_aRSA|SSL_RC4|SSL_SHA|SSL_TLSV1,
|
|
SSL_EXPORT|SSL_EXP56,
|
|
0,
|
|
56,
|
|
128,
|
|
SSL_ALL_CIPHERS,
|
|
SSL_ALL_STRENGTHS,
|
|
},
|
|
/* Cipher 65 */
|
|
{
|
|
1,
|
|
TLS1_TXT_DHE_DSS_EXPORT1024_WITH_RC4_56_SHA,
|
|
TLS1_CK_DHE_DSS_EXPORT1024_WITH_RC4_56_SHA,
|
|
SSL_kEDH|SSL_aDSS|SSL_RC4|SSL_SHA|SSL_TLSV1,
|
|
SSL_EXPORT|SSL_EXP56,
|
|
0,
|
|
56,
|
|
128,
|
|
SSL_ALL_CIPHERS,
|
|
SSL_ALL_STRENGTHS,
|
|
},
|
|
/* Cipher 66 */
|
|
{
|
|
1,
|
|
TLS1_TXT_DHE_DSS_WITH_RC4_128_SHA,
|
|
TLS1_CK_DHE_DSS_WITH_RC4_128_SHA,
|
|
SSL_kEDH|SSL_aDSS|SSL_RC4|SSL_SHA|SSL_TLSV1,
|
|
SSL_NOT_EXP|SSL_MEDIUM,
|
|
0,
|
|
128,
|
|
128,
|
|
SSL_ALL_CIPHERS,
|
|
SSL_ALL_STRENGTHS
|
|
},
|
|
#endif
|
|
/* 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_AES|SSL_SHA |SSL_TLSV1,
|
|
SSL_NOT_EXP|SSL_MEDIUM,
|
|
0,
|
|
128,
|
|
128,
|
|
SSL_ALL_CIPHERS,
|
|
SSL_ALL_STRENGTHS,
|
|
},
|
|
/* Cipher 30 */
|
|
{
|
|
0,
|
|
TLS1_TXT_DH_DSS_WITH_AES_128_SHA,
|
|
TLS1_CK_DH_DSS_WITH_AES_128_SHA,
|
|
SSL_kDHd|SSL_aDH|SSL_AES|SSL_SHA|SSL_TLSV1,
|
|
SSL_NOT_EXP|SSL_MEDIUM,
|
|
0,
|
|
128,
|
|
128,
|
|
SSL_ALL_CIPHERS,
|
|
SSL_ALL_STRENGTHS,
|
|
},
|
|
/* Cipher 31 */
|
|
{
|
|
0,
|
|
TLS1_TXT_DH_RSA_WITH_AES_128_SHA,
|
|
TLS1_CK_DH_RSA_WITH_AES_128_SHA,
|
|
SSL_kDHr|SSL_aDH|SSL_AES|SSL_SHA|SSL_TLSV1,
|
|
SSL_NOT_EXP|SSL_MEDIUM,
|
|
0,
|
|
128,
|
|
128,
|
|
SSL_ALL_CIPHERS,
|
|
SSL_ALL_STRENGTHS,
|
|
},
|
|
/* Cipher 32 */
|
|
{
|
|
1,
|
|
TLS1_TXT_DHE_DSS_WITH_AES_128_SHA,
|
|
TLS1_CK_DHE_DSS_WITH_AES_128_SHA,
|
|
SSL_kEDH|SSL_aDSS|SSL_AES|SSL_SHA|SSL_TLSV1,
|
|
SSL_NOT_EXP|SSL_MEDIUM,
|
|
0,
|
|
128,
|
|
128,
|
|
SSL_ALL_CIPHERS,
|
|
SSL_ALL_STRENGTHS,
|
|
},
|
|
/* Cipher 33 */
|
|
{
|
|
1,
|
|
TLS1_TXT_DHE_RSA_WITH_AES_128_SHA,
|
|
TLS1_CK_DHE_RSA_WITH_AES_128_SHA,
|
|
SSL_kEDH|SSL_aRSA|SSL_AES|SSL_SHA|SSL_TLSV1,
|
|
SSL_NOT_EXP|SSL_MEDIUM,
|
|
0,
|
|
128,
|
|
128,
|
|
SSL_ALL_CIPHERS,
|
|
SSL_ALL_STRENGTHS,
|
|
},
|
|
/* Cipher 34 */
|
|
{
|
|
1,
|
|
TLS1_TXT_ADH_WITH_AES_128_SHA,
|
|
TLS1_CK_ADH_WITH_AES_128_SHA,
|
|
SSL_kEDH|SSL_aNULL|SSL_AES|SSL_SHA|SSL_TLSV1,
|
|
SSL_NOT_EXP|SSL_MEDIUM,
|
|
0,
|
|
128,
|
|
128,
|
|
SSL_ALL_CIPHERS,
|
|
SSL_ALL_STRENGTHS,
|
|
},
|
|
|
|
/* Cipher 35 */
|
|
{
|
|
1,
|
|
TLS1_TXT_RSA_WITH_AES_256_SHA,
|
|
TLS1_CK_RSA_WITH_AES_256_SHA,
|
|
SSL_kRSA|SSL_aRSA|SSL_AES|SSL_SHA |SSL_TLSV1,
|
|
SSL_NOT_EXP|SSL_HIGH,
|
|
0,
|
|
256,
|
|
256,
|
|
SSL_ALL_CIPHERS,
|
|
SSL_ALL_STRENGTHS,
|
|
},
|
|
/* Cipher 36 */
|
|
{
|
|
0,
|
|
TLS1_TXT_DH_DSS_WITH_AES_256_SHA,
|
|
TLS1_CK_DH_DSS_WITH_AES_256_SHA,
|
|
SSL_kDHd|SSL_aDH|SSL_AES|SSL_SHA|SSL_TLSV1,
|
|
SSL_NOT_EXP|SSL_HIGH,
|
|
0,
|
|
256,
|
|
256,
|
|
SSL_ALL_CIPHERS,
|
|
SSL_ALL_STRENGTHS,
|
|
},
|
|
/* Cipher 37 */
|
|
{
|
|
0,
|
|
TLS1_TXT_DH_RSA_WITH_AES_256_SHA,
|
|
TLS1_CK_DH_RSA_WITH_AES_256_SHA,
|
|
SSL_kDHr|SSL_aDH|SSL_AES|SSL_SHA|SSL_TLSV1,
|
|
SSL_NOT_EXP|SSL_HIGH,
|
|
0,
|
|
256,
|
|
256,
|
|
SSL_ALL_CIPHERS,
|
|
SSL_ALL_STRENGTHS,
|
|
},
|
|
/* Cipher 38 */
|
|
{
|
|
1,
|
|
TLS1_TXT_DHE_DSS_WITH_AES_256_SHA,
|
|
TLS1_CK_DHE_DSS_WITH_AES_256_SHA,
|
|
SSL_kEDH|SSL_aDSS|SSL_AES|SSL_SHA|SSL_TLSV1,
|
|
SSL_NOT_EXP|SSL_HIGH,
|
|
0,
|
|
256,
|
|
256,
|
|
SSL_ALL_CIPHERS,
|
|
SSL_ALL_STRENGTHS,
|
|
},
|
|
/* Cipher 39 */
|
|
{
|
|
1,
|
|
TLS1_TXT_DHE_RSA_WITH_AES_256_SHA,
|
|
TLS1_CK_DHE_RSA_WITH_AES_256_SHA,
|
|
SSL_kEDH|SSL_aRSA|SSL_AES|SSL_SHA|SSL_TLSV1,
|
|
SSL_NOT_EXP|SSL_HIGH,
|
|
0,
|
|
256,
|
|
256,
|
|
SSL_ALL_CIPHERS,
|
|
SSL_ALL_STRENGTHS,
|
|
},
|
|
/* Cipher 3A */
|
|
{
|
|
1,
|
|
TLS1_TXT_ADH_WITH_AES_256_SHA,
|
|
TLS1_CK_ADH_WITH_AES_256_SHA,
|
|
SSL_kEDH|SSL_aNULL|SSL_AES|SSL_SHA|SSL_TLSV1,
|
|
SSL_NOT_EXP|SSL_HIGH,
|
|
0,
|
|
256,
|
|
256,
|
|
SSL_ALL_CIPHERS,
|
|
SSL_ALL_STRENGTHS,
|
|
},
|
|
|
|
/* end of list */
|
|
};
|
|
|
|
static SSL3_ENC_METHOD SSLv3_enc_data={
|
|
ssl3_enc,
|
|
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,
|
|
};
|
|
|
|
static SSL_METHOD SSLv3_data= {
|
|
SSL3_VERSION,
|
|
ssl3_new,
|
|
ssl3_clear,
|
|
ssl3_free,
|
|
ssl_undefined_function,
|
|
ssl_undefined_function,
|
|
ssl3_read,
|
|
ssl3_peek,
|
|
ssl3_write,
|
|
ssl3_shutdown,
|
|
ssl3_renegotiate,
|
|
ssl3_renegotiate_check,
|
|
ssl3_ctrl,
|
|
ssl3_ctx_ctrl,
|
|
ssl3_get_cipher_by_char,
|
|
ssl3_put_cipher_by_char,
|
|
ssl3_pending,
|
|
ssl3_num_ciphers,
|
|
ssl3_get_cipher,
|
|
ssl_bad_method,
|
|
ssl3_default_timeout,
|
|
&SSLv3_enc_data,
|
|
ssl_undefined_function,
|
|
ssl3_callback_ctrl,
|
|
ssl3_ctx_callback_ctrl,
|
|
};
|
|
|
|
static long ssl3_default_timeout(void)
|
|
{
|
|
/* 2 hours, the 24 hours mentioned in the SSLv3 spec
|
|
* is way too long for http, the cache would over fill */
|
|
return(60*60*2);
|
|
}
|
|
|
|
SSL_METHOD *sslv3_base_method(void)
|
|
{
|
|
return(&SSLv3_data);
|
|
}
|
|
|
|
int ssl3_num_ciphers(void)
|
|
{
|
|
return(SSL3_NUM_CIPHERS);
|
|
}
|
|
|
|
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(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;
|
|
}
|
|
|
|
int ssl3_new(SSL *s)
|
|
{
|
|
SSL3_STATE *s3;
|
|
|
|
if ((s3=OPENSSL_malloc(sizeof *s3)) == NULL) goto err;
|
|
memset(s3,0,sizeof *s3);
|
|
EVP_MD_CTX_init(&s3->finish_dgst1);
|
|
EVP_MD_CTX_init(&s3->finish_dgst2);
|
|
|
|
s->s3=s3;
|
|
|
|
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)
|
|
OPENSSL_free(s->s3->rbuf.buf);
|
|
if (s->s3->wbuf.buf != NULL)
|
|
OPENSSL_free(s->s3->wbuf.buf);
|
|
if (s->s3->rrec.comp != NULL)
|
|
OPENSSL_free(s->s3->rrec.comp);
|
|
#ifndef OPENSSL_NO_DH
|
|
if (s->s3->tmp.dh != NULL)
|
|
DH_free(s->s3->tmp.dh);
|
|
#endif
|
|
if (s->s3->tmp.ca_names != NULL)
|
|
sk_X509_NAME_pop_free(s->s3->tmp.ca_names,X509_NAME_free);
|
|
EVP_MD_CTX_cleanup(&s->s3->finish_dgst1);
|
|
EVP_MD_CTX_cleanup(&s->s3->finish_dgst2);
|
|
memset(s->s3,0,sizeof *s->s3);
|
|
OPENSSL_free(s->s3);
|
|
s->s3=NULL;
|
|
}
|
|
|
|
void ssl3_clear(SSL *s)
|
|
{
|
|
unsigned char *rp,*wp;
|
|
size_t rlen, wlen;
|
|
|
|
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);
|
|
|
|
if (s->s3->rrec.comp != NULL)
|
|
{
|
|
OPENSSL_free(s->s3->rrec.comp);
|
|
s->s3->rrec.comp=NULL;
|
|
}
|
|
#ifndef OPENSSL_NO_DH
|
|
if (s->s3->tmp.dh != NULL)
|
|
DH_free(s->s3->tmp.dh);
|
|
#endif
|
|
|
|
rp = s->s3->rbuf.buf;
|
|
wp = s->s3->wbuf.buf;
|
|
rlen = s->s3->rbuf.len;
|
|
wlen = s->s3->wbuf.len;
|
|
|
|
EVP_MD_CTX_cleanup(&s->s3->finish_dgst1);
|
|
EVP_MD_CTX_cleanup(&s->s3->finish_dgst2);
|
|
|
|
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;
|
|
|
|
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=SSL3_VERSION;
|
|
}
|
|
|
|
long ssl3_ctrl(SSL *s, int cmd, long larg, void *parg)
|
|
{
|
|
int ret=0;
|
|
|
|
#if !defined(OPENSSL_NO_DSA) || !defined(OPENSSL_NO_RSA)
|
|
if (
|
|
#ifndef OPENSSL_NO_RSA
|
|
cmd == SSL_CTRL_SET_TMP_RSA ||
|
|
cmd == SSL_CTRL_SET_TMP_RSA_CB ||
|
|
#endif
|
|
#ifndef OPENSSL_NO_DSA
|
|
cmd == SSL_CTRL_SET_TMP_DH ||
|
|
cmd == SSL_CTRL_SET_TMP_DH_CB ||
|
|
#endif
|
|
0)
|
|
{
|
|
if (!ssl_cert_inst(&s->cert))
|
|
{
|
|
SSLerr(SSL_F_SSL3_CTRL, ERR_R_MALLOC_FAILURE);
|
|
return(0);
|
|
}
|
|
}
|
|
#endif
|
|
|
|
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;
|
|
#ifndef OPENSSL_NO_RSA
|
|
case SSL_CTRL_NEED_TMP_RSA:
|
|
if ((s->cert != NULL) && (s->cert->rsa_tmp == NULL) &&
|
|
((s->cert->pkeys[SSL_PKEY_RSA_ENC].privatekey == NULL) ||
|
|
(EVP_PKEY_size(s->cert->pkeys[SSL_PKEY_RSA_ENC].privatekey) > (512/8))))
|
|
ret = 1;
|
|
break;
|
|
case SSL_CTRL_SET_TMP_RSA:
|
|
{
|
|
RSA *rsa = (RSA *)parg;
|
|
if (rsa == NULL)
|
|
{
|
|
SSLerr(SSL_F_SSL3_CTRL, ERR_R_PASSED_NULL_PARAMETER);
|
|
return(ret);
|
|
}
|
|
if ((rsa = RSAPrivateKey_dup(rsa)) == NULL)
|
|
{
|
|
SSLerr(SSL_F_SSL3_CTRL, ERR_R_RSA_LIB);
|
|
return(ret);
|
|
}
|
|
if (s->cert->rsa_tmp != NULL)
|
|
RSA_free(s->cert->rsa_tmp);
|
|
s->cert->rsa_tmp = rsa;
|
|
ret = 1;
|
|
}
|
|
break;
|
|
case SSL_CTRL_SET_TMP_RSA_CB:
|
|
{
|
|
SSLerr(SSL_F_SSL3_CTRL, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
|
|
return(ret);
|
|
}
|
|
break;
|
|
#endif
|
|
#ifndef OPENSSL_NO_DH
|
|
case SSL_CTRL_SET_TMP_DH:
|
|
{
|
|
DH *dh = (DH *)parg;
|
|
if (dh == NULL)
|
|
{
|
|
SSLerr(SSL_F_SSL3_CTRL, ERR_R_PASSED_NULL_PARAMETER);
|
|
return(ret);
|
|
}
|
|
if ((dh = DHparams_dup(dh)) == NULL)
|
|
{
|
|
SSLerr(SSL_F_SSL3_CTRL, ERR_R_DH_LIB);
|
|
return(ret);
|
|
}
|
|
if (!(s->options & SSL_OP_SINGLE_DH_USE))
|
|
{
|
|
if (!DH_generate_key(dh))
|
|
{
|
|
DH_free(dh);
|
|
SSLerr(SSL_F_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:
|
|
{
|
|
SSLerr(SSL_F_SSL3_CTRL, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
|
|
return(ret);
|
|
}
|
|
break;
|
|
#endif
|
|
default:
|
|
break;
|
|
}
|
|
return(ret);
|
|
}
|
|
|
|
long ssl3_callback_ctrl(SSL *s, int cmd, void (*fp)())
|
|
{
|
|
int ret=0;
|
|
|
|
#if !defined(OPENSSL_NO_DSA) || !defined(OPENSSL_NO_RSA)
|
|
if (
|
|
#ifndef OPENSSL_NO_RSA
|
|
cmd == SSL_CTRL_SET_TMP_RSA_CB ||
|
|
#endif
|
|
#ifndef OPENSSL_NO_DSA
|
|
cmd == SSL_CTRL_SET_TMP_DH_CB ||
|
|
#endif
|
|
0)
|
|
{
|
|
if (!ssl_cert_inst(&s->cert))
|
|
{
|
|
SSLerr(SSL_F_SSL3_CALLBACK_CTRL, ERR_R_MALLOC_FAILURE);
|
|
return(0);
|
|
}
|
|
}
|
|
#endif
|
|
|
|
switch (cmd)
|
|
{
|
|
#ifndef OPENSSL_NO_RSA
|
|
case SSL_CTRL_SET_TMP_RSA_CB:
|
|
{
|
|
s->cert->rsa_tmp_cb = (RSA *(*)(SSL *, int, int))fp;
|
|
}
|
|
break;
|
|
#endif
|
|
#ifndef OPENSSL_NO_DH
|
|
case SSL_CTRL_SET_TMP_DH_CB:
|
|
{
|
|
s->cert->dh_tmp_cb = (DH *(*)(SSL *, int, int))fp;
|
|
}
|
|
break;
|
|
#endif
|
|
default:
|
|
break;
|
|
}
|
|
return(ret);
|
|
}
|
|
|
|
long ssl3_ctx_ctrl(SSL_CTX *ctx, int cmd, long larg, void *parg)
|
|
{
|
|
CERT *cert;
|
|
|
|
cert=ctx->cert;
|
|
|
|
switch (cmd)
|
|
{
|
|
#ifndef OPENSSL_NO_RSA
|
|
case SSL_CTRL_NEED_TMP_RSA:
|
|
if ( (cert->rsa_tmp == NULL) &&
|
|
((cert->pkeys[SSL_PKEY_RSA_ENC].privatekey == NULL) ||
|
|
(EVP_PKEY_size(cert->pkeys[SSL_PKEY_RSA_ENC].privatekey) > (512/8)))
|
|
)
|
|
return(1);
|
|
else
|
|
return(0);
|
|
/* break; */
|
|
case SSL_CTRL_SET_TMP_RSA:
|
|
{
|
|
RSA *rsa;
|
|
int i;
|
|
|
|
rsa=(RSA *)parg;
|
|
i=1;
|
|
if (rsa == NULL)
|
|
i=0;
|
|
else
|
|
{
|
|
if ((rsa=RSAPrivateKey_dup(rsa)) == NULL)
|
|
i=0;
|
|
}
|
|
if (!i)
|
|
{
|
|
SSLerr(SSL_F_SSL3_CTX_CTRL,ERR_R_RSA_LIB);
|
|
return(0);
|
|
}
|
|
else
|
|
{
|
|
if (cert->rsa_tmp != NULL)
|
|
RSA_free(cert->rsa_tmp);
|
|
cert->rsa_tmp=rsa;
|
|
return(1);
|
|
}
|
|
}
|
|
/* break; */
|
|
case SSL_CTRL_SET_TMP_RSA_CB:
|
|
{
|
|
SSLerr(SSL_F_SSL3_CTX_CTRL, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
|
|
return(0);
|
|
}
|
|
break;
|
|
#endif
|
|
#ifndef OPENSSL_NO_DH
|
|
case SSL_CTRL_SET_TMP_DH:
|
|
{
|
|
DH *new=NULL,*dh;
|
|
|
|
dh=(DH *)parg;
|
|
if ((new=DHparams_dup(dh)) == NULL)
|
|
{
|
|
SSLerr(SSL_F_SSL3_CTX_CTRL,ERR_R_DH_LIB);
|
|
return 0;
|
|
}
|
|
if (!(ctx->options & SSL_OP_SINGLE_DH_USE))
|
|
{
|
|
if (!DH_generate_key(new))
|
|
{
|
|
SSLerr(SSL_F_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:
|
|
{
|
|
SSLerr(SSL_F_SSL3_CTX_CTRL, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
|
|
return(0);
|
|
}
|
|
break;
|
|
#endif
|
|
/* 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;
|
|
|
|
default:
|
|
return(0);
|
|
}
|
|
return(1);
|
|
}
|
|
|
|
long ssl3_ctx_callback_ctrl(SSL_CTX *ctx, int cmd, void (*fp)())
|
|
{
|
|
CERT *cert;
|
|
|
|
cert=ctx->cert;
|
|
|
|
switch (cmd)
|
|
{
|
|
#ifndef OPENSSL_NO_RSA
|
|
case SSL_CTRL_SET_TMP_RSA_CB:
|
|
{
|
|
cert->rsa_tmp_cb = (RSA *(*)(SSL *, int, int))fp;
|
|
}
|
|
break;
|
|
#endif
|
|
#ifndef OPENSSL_NO_DH
|
|
case SSL_CTRL_SET_TMP_DH_CB:
|
|
{
|
|
cert->dh_tmp_cb = (DH *(*)(SSL *, int, int))fp;
|
|
}
|
|
break;
|
|
#endif
|
|
default:
|
|
return(0);
|
|
}
|
|
return(1);
|
|
}
|
|
|
|
/* This function needs to check if the ciphers required are actually
|
|
* available */
|
|
SSL_CIPHER *ssl3_get_cipher_by_char(const unsigned char *p)
|
|
{
|
|
static int init=1;
|
|
static SSL_CIPHER *sorted[SSL3_NUM_CIPHERS];
|
|
SSL_CIPHER c,*cp= &c,**cpp;
|
|
unsigned long id;
|
|
int i;
|
|
|
|
if (init)
|
|
{
|
|
CRYPTO_w_lock(CRYPTO_LOCK_SSL);
|
|
|
|
for (i=0; i<SSL3_NUM_CIPHERS; i++)
|
|
sorted[i]= &(ssl3_ciphers[i]);
|
|
|
|
qsort( (char *)sorted,
|
|
SSL3_NUM_CIPHERS,sizeof(SSL_CIPHER *),
|
|
FP_ICC ssl_cipher_ptr_id_cmp);
|
|
|
|
CRYPTO_w_unlock(CRYPTO_LOCK_SSL);
|
|
|
|
init=0;
|
|
}
|
|
|
|
id=0x03000000L|((unsigned long)p[0]<<8L)|(unsigned long)p[1];
|
|
c.id=id;
|
|
cpp=(SSL_CIPHER **)OBJ_bsearch((char *)&cp,
|
|
(char *)sorted,
|
|
SSL3_NUM_CIPHERS,sizeof(SSL_CIPHER *),
|
|
FP_ICC ssl_cipher_ptr_id_cmp);
|
|
if ((cpp == NULL) || !(*cpp)->valid)
|
|
return(NULL);
|
|
else
|
|
return(*cpp);
|
|
}
|
|
|
|
int ssl3_put_cipher_by_char(const SSL_CIPHER *c, unsigned char *p)
|
|
{
|
|
long l;
|
|
|
|
if (p != NULL)
|
|
{
|
|
l=c->id;
|
|
if ((l & 0xff000000) != 0x03000000) return(0);
|
|
p[0]=((unsigned char)(l>> 8L))&0xFF;
|
|
p[1]=((unsigned char)(l ))&0xFF;
|
|
}
|
|
return(2);
|
|
}
|
|
|
|
SSL_CIPHER *ssl3_choose_cipher(SSL *s, STACK_OF(SSL_CIPHER) *clnt,
|
|
STACK_OF(SSL_CIPHER) *srvr)
|
|
{
|
|
SSL_CIPHER *c,*ret=NULL;
|
|
STACK_OF(SSL_CIPHER) *prio, *allow;
|
|
int i,j,ok;
|
|
CERT *cert;
|
|
unsigned long alg,mask,emask;
|
|
|
|
/* 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), srvr);
|
|
for(i=0 ; i < sk_SSL_CIPHER_num(srvr) ; ++i)
|
|
{
|
|
c=sk_SSL_CIPHER_value(srvr,i);
|
|
printf("%p:%s\n",c,c->name);
|
|
}
|
|
printf("Client sent %d from %p:\n", sk_SSL_CIPHER_num(clnt), clnt);
|
|
for(i=0 ; i < sk_SSL_CIPHER_num(clnt) ; ++i)
|
|
{
|
|
c=sk_SSL_CIPHER_value(clnt,i);
|
|
printf("%p:%s\n",c,c->name);
|
|
}
|
|
#endif
|
|
|
|
if (s->options & SSL_OP_CIPHER_SERVER_PREFERENCE)
|
|
{
|
|
prio = srvr;
|
|
allow = clnt;
|
|
}
|
|
else
|
|
{
|
|
prio = clnt;
|
|
allow = srvr;
|
|
}
|
|
|
|
for (i=0; i<sk_SSL_CIPHER_num(prio); i++)
|
|
{
|
|
c=sk_SSL_CIPHER_value(prio,i);
|
|
|
|
ssl_set_cert_masks(cert,c);
|
|
mask=cert->mask;
|
|
emask=cert->export_mask;
|
|
|
|
#ifdef KSSL_DEBUG
|
|
printf("ssl3_choose_cipher %d alg= %lx\n", i,c->algorithms);
|
|
#endif /* KSSL_DEBUG */
|
|
|
|
alg=c->algorithms&(SSL_MKEY_MASK|SSL_AUTH_MASK);
|
|
#ifndef OPENSSL_NO_KRB5
|
|
if (alg & SSL_KRB5)
|
|
{
|
|
if ( !kssl_keytab_is_available(s->kssl_ctx) )
|
|
continue;
|
|
}
|
|
#endif /* OPENSSL_NO_KRB5 */
|
|
if (SSL_C_IS_EXPORT(c))
|
|
{
|
|
ok=((alg & emask) == alg)?1:0;
|
|
#ifdef CIPHER_DEBUG
|
|
printf("%d:[%08lX:%08lX]%p:%s (export)\n",ok,alg,emask,
|
|
c,c->name);
|
|
#endif
|
|
}
|
|
else
|
|
{
|
|
ok=((alg & mask) == alg)?1:0;
|
|
#ifdef CIPHER_DEBUG
|
|
printf("%d:[%08lX:%08lX]%p:%s\n",ok,alg,mask,c,
|
|
c->name);
|
|
#endif
|
|
}
|
|
|
|
if (!ok) continue;
|
|
|
|
j=sk_SSL_CIPHER_find(allow,c);
|
|
if (j >= 0)
|
|
{
|
|
ret=sk_SSL_CIPHER_value(allow,j);
|
|
break;
|
|
}
|
|
}
|
|
return(ret);
|
|
}
|
|
|
|
int ssl3_get_req_cert_type(SSL *s, unsigned char *p)
|
|
{
|
|
int ret=0;
|
|
unsigned long alg;
|
|
|
|
alg=s->s3->tmp.new_cipher->algorithms;
|
|
|
|
#ifndef OPENSSL_NO_DH
|
|
if (alg & (SSL_kDHr|SSL_kEDH))
|
|
{
|
|
# ifndef OPENSSL_NO_RSA
|
|
p[ret++]=SSL3_CT_RSA_FIXED_DH;
|
|
# endif
|
|
# ifndef OPENSSL_NO_DSA
|
|
p[ret++]=SSL3_CT_DSS_FIXED_DH;
|
|
# endif
|
|
}
|
|
if ((s->version == SSL3_VERSION) &&
|
|
(alg & (SSL_kEDH|SSL_kDHd|SSL_kDHr)))
|
|
{
|
|
# ifndef OPENSSL_NO_RSA
|
|
p[ret++]=SSL3_CT_RSA_EPHEMERAL_DH;
|
|
# endif
|
|
# ifndef OPENSSL_NO_DSA
|
|
p[ret++]=SSL3_CT_DSS_EPHEMERAL_DH;
|
|
# endif
|
|
}
|
|
#endif /* !OPENSSL_NO_DH */
|
|
#ifndef OPENSSL_NO_RSA
|
|
p[ret++]=SSL3_CT_RSA_SIGN;
|
|
#endif
|
|
#ifndef OPENSSL_NO_DSA
|
|
p[ret++]=SSL3_CT_DSS_SIGN;
|
|
#endif
|
|
return(ret);
|
|
}
|
|
|
|
int ssl3_shutdown(SSL *s)
|
|
{
|
|
|
|
/* 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 */
|
|
}
|
|
else if (s->s3->alert_dispatch)
|
|
{
|
|
/* resend it if not sent */
|
|
#if 1
|
|
ssl3_dispatch_alert(s);
|
|
#endif
|
|
}
|
|
else if (!(s->shutdown & SSL_RECEIVED_SHUTDOWN))
|
|
{
|
|
/* If we are waiting for a close from our peer, we are closed */
|
|
ssl3_read_bytes(s,0,NULL,0,0);
|
|
}
|
|
|
|
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)
|
|
{
|
|
int ret,n;
|
|
|
|
#if 0
|
|
if (s->shutdown & SSL_SEND_SHUTDOWN)
|
|
{
|
|
s->rwstate=SSL_NOTHING;
|
|
return(0);
|
|
}
|
|
#endif
|
|
clear_sys_error();
|
|
if (s->s3->renegotiate) ssl3_renegotiate_check(s);
|
|
|
|
/* This is an experimental flag that sends the
|
|
* last handshake message in the same packet as the first
|
|
* use data - used to see if it helps the TCP protocol during
|
|
* session-id reuse */
|
|
/* The second test is because the buffer may have been removed */
|
|
if ((s->s3->flags & SSL3_FLAGS_POP_BUFFER) && (s->wbio == s->bbio))
|
|
{
|
|
/* First time through, we write into the buffer */
|
|
if (s->s3->delay_buf_pop_ret == 0)
|
|
{
|
|
ret=ssl3_write_bytes(s,SSL3_RT_APPLICATION_DATA,
|
|
buf,len);
|
|
if (ret <= 0) return(ret);
|
|
|
|
s->s3->delay_buf_pop_ret=ret;
|
|
}
|
|
|
|
s->rwstate=SSL_WRITING;
|
|
n=BIO_flush(s->wbio);
|
|
if (n <= 0) return(n);
|
|
s->rwstate=SSL_NOTHING;
|
|
|
|
/* We have flushed the buffer, so remove it */
|
|
ssl_free_wbio_buffer(s);
|
|
s->s3->flags&= ~SSL3_FLAGS_POP_BUFFER;
|
|
|
|
ret=s->s3->delay_buf_pop_ret;
|
|
s->s3->delay_buf_pop_ret=0;
|
|
}
|
|
else
|
|
{
|
|
ret=ssl3_write_bytes(s,SSL3_RT_APPLICATION_DATA,
|
|
buf,len);
|
|
if (ret <= 0) return(ret);
|
|
}
|
|
|
|
return(ret);
|
|
}
|
|
|
|
static int ssl3_read_internal(SSL *s, void *buf, int len, int peek)
|
|
{
|
|
int ret;
|
|
|
|
clear_sys_error();
|
|
if (s->s3->renegotiate) ssl3_renegotiate_check(s);
|
|
s->s3->in_read_app_data=1;
|
|
ret=ssl3_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=ssl3_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);
|
|
}
|
|
|