s3_lib.c

mediastreamer2是开源的网络传输媒体流的库

/* ssl/s3_lib.c */
/* Copyright (C) 1995-1998 Eric Young ([e-mail])
 * All rights reserved.
 *
 * This package is an SSL implementation written
 * by Eric Young ([e-mail]).
 * 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 ([e-mail]).
 * 
 * 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 ([e-mail])"
 *    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 ([e-mail])"
 * 
 * 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) 1998-2002 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
 *    [e-mail].
 *
 * 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
 * ([e-mail]).  This product includes software written by Tim
 * Hudson ([e-mail]).
 *
 */
/* ====================================================================
 * 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.
 *
 */

#include <stdio.h>
#include <openssl/objects.h>
#include "ssl_locl.h"
#include "kssl_lcl.h"
#include <openssl/md5.h>
#ifndef OPENSSL_NO_DH
#include <openssl/dh.h>
#endif
#include <openssl/pq_compat.h>

const char *ssl3_version_str="SSLv3" OPENSSL_VERSION_PTEXT;

#define SSL3_NUM_CIPHERS	(sizeof(ssl3_ciphers)/sizeof(SSL_CIPHER))

/* list of available SSLv3 ciphers (sorted by id) */
OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[]={
/* The RSA ciphers */
/* Cipher 01 */
	{
	1,
	SSL3_TXT_RSA_NULL_MD5,
	SSL3_CK_RSA_NULL_MD5,
	SSL_kRSA|SSL_aRSA|SSL_eNULL |SSL_MD5|SSL_SSLV3,
	SSL_NOT_EXP|SSL_STRONG_NONE,
	0,
	0,
	0,
	SSL_ALL_CIPHERS,
	SSL_ALL_STRENGTHS,
	},
/* Cipher 02 */
	{
	1,
	SSL3_TXT_RSA_NULL_SHA,
	SSL3_CK_RSA_NULL_SHA,
	SSL_kRSA|SSL_aRSA|SSL_eNULL |SSL_SHA1|SSL_SSLV3,
	SSL_NOT_EXP|SSL_STRONG_NONE,
	0,
	0,
	0,
	SSL_ALL_CIPHERS,
	SSL_ALL_STRENGTHS,
	},
/* Cipher 03 */
	{
	1,
	SSL3_TXT_RSA_RC4_40_MD5,
	SSL3_CK_RSA_RC4_40_MD5,
	SSL_kRSA|SSL_aRSA|SSL_RC4  |SSL_MD5 |SSL_SSLV3,
	SSL_EXPORT|SSL_EXP40,
	0,
	40,
	128,
	SSL_ALL_CIPHERS,
	SSL_ALL_STRENGTHS,
	},
/* 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_NOT_EXP|SSL_MEDIUM,
	0,
	128,
	128,
	SSL_ALL_CIPHERS,
	SSL_ALL_STRENGTHS,
	},
/* 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_NOT_EXP|SSL_MEDIUM,
	0,
	128,
	128,
	SSL_ALL_CIPHERS,
	SSL_ALL_STRENGTHS,
	},
/* Cipher 06 */
	{
	1,
	SSL3_TXT_RSA_RC2_40_MD5,
	SSL3_CK_RSA_RC2_40_MD5,
	SSL_kRSA|SSL_aRSA|SSL_RC2  |SSL_MD5 |SSL_SSLV3,
	SSL_EXPORT|SSL_EXP40,
	0,
	40,
	128,
	SSL_ALL_CIPHERS,
	SSL_ALL_STRENGTHS,
	},
/* Cipher 07 */
#ifndef OPENSSL_NO_IDEA
	{
	1,
	SSL3_TXT_RSA_IDEA_128_SHA,
	SSL3_CK_RSA_IDEA_128_SHA,
	SSL_kRSA|SSL_aRSA|SSL_IDEA |SSL_SHA1|SSL_SSLV3,
	SSL_NOT_EXP|SSL_MEDIUM,
	0,
	128,
	128,
	SSL_ALL_CIPHERS,
	SSL_ALL_STRENGTHS,
	},
#endif
/* Cipher 08 */
	{
	1,
	SSL3_TXT_RSA_DES_40_CBC_SHA,
	SSL3_CK_RSA_DES_40_CBC_SHA,
	SSL_kRSA|SSL_aRSA|SSL_DES|SSL_SHA1|SSL_SSLV3,
	SSL_EXPORT|SSL_EXP40,
	0,
	40,
	56,
	SSL_ALL_CIPHERS,
	SSL_ALL_STRENGTHS,
	},
/* Cipher 09 */
	{
	1,
	SSL3_TXT_RSA_DES_64_CBC_SHA,
	SSL3_CK_RSA_DES_64_CBC_SHA,
	SSL_kRSA|SSL_aRSA|SSL_DES  |SSL_SHA1|SSL_SSLV3,
	SSL_NOT_EXP|SSL_LOW,
	0,
	56,
	56,
	SSL_ALL_CIPHERS,
	SSL_ALL_STRENGTHS,
	},
/* 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_NOT_EXP|SSL_HIGH,
	0,
	168,
	168,
	SSL_ALL_CIPHERS,
	SSL_ALL_STRENGTHS,
	},
/* The DH ciphers */
/* Cipher 0B */
	{
	0,
	SSL3_TXT_DH_DSS_DES_40_CBC_SHA,
	SSL3_CK_DH_DSS_DES_40_CBC_SHA,
	SSL_kDHd |SSL_aDH|SSL_DES|SSL_SHA1|SSL_SSLV3,
	SSL_EXPORT|SSL_EXP40,
	0,
	40,
	56,
	SSL_ALL_CIPHERS,
	SSL_ALL_STRENGTHS,
	},
/* Cipher 0C */
	{
	0,
	SSL3_TXT_DH_DSS_DES_64_CBC_SHA,
	SSL3_CK_DH_DSS_DES_64_CBC_SHA,
	SSL_kDHd |SSL_aDH|SSL_DES  |SSL_SHA1|SSL_SSLV3,
	SSL_NOT_EXP|SSL_LOW,
	0,
	56,
	56,
	SSL_ALL_CIPHERS,
	SSL_ALL_STRENGTHS,
	},
/* Cipher 0D */
	{
	0,
	SSL3_TXT_DH_DSS_DES_192_CBC3_SHA,
	SSL3_CK_DH_DSS_DES_192_CBC3_SHA,
	SSL_kDHd |SSL_aDH|SSL_3DES |SSL_SHA1|SSL_SSLV3,
	SSL_NOT_EXP|SSL_HIGH,
	0,
	168,
	168,
	SSL_ALL_CIPHERS,
	SSL_ALL_STRENGTHS,
	},
/* Cipher 0E */
	{
	0,
	SSL3_TXT_DH_RSA_DES_40_CBC_SHA,
	SSL3_CK_DH_RSA_DES_40_CBC_SHA,
	SSL_kDHr |SSL_aDH|SSL_DES|SSL_SHA1|SSL_SSLV3,
	SSL_EXPORT|SSL_EXP40,
	0,
	40,
	56,
	SSL_ALL_CIPHERS,
	SSL_ALL_STRENGTHS,
	},
/* Cipher 0F */
	{
	0,
	SSL3_TXT_DH_RSA_DES_64_CBC_SHA,
	SSL3_CK_DH_RSA_DES_64_CBC_SHA,
	SSL_kDHr |SSL_aDH|SSL_DES  |SSL_SHA1|SSL_SSLV3,
	SSL_NOT_EXP|SSL_LOW,
	0,
	56,
	56,
	SSL_ALL_CIPHERS,
	SSL_ALL_STRENGTHS,
	},
/* Cipher 10 */
	{
	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 */
/* 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,
	},
/* Cipher 17 */
	{
	1,
	SSL3_TXT_ADH_RC4_40_MD5,
	SSL3_CK_ADH_RC4_40_MD5,
	SSL_kEDH |SSL_aNULL|SSL_RC4  |SSL_MD5 |SSL_SSLV3,
	SSL_EXPORT|SSL_EXP40,
	0,
	40,
	128,
	SSL_ALL_CIPHERS,
	SSL_ALL_STRENGTHS,
	},
/* 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_NOT_EXP|SSL_MEDIUM,
	0,
	128,
	128,
	SSL_ALL_CIPHERS,
	SSL_ALL_STRENGTHS,
	},
/* Cipher 19 */
	{
	1,
	SSL3_TXT_ADH_DES_40_CBC_SHA,
	SSL3_CK_ADH_DES_40_CBC_SHA,
	SSL_kEDH |SSL_aNULL|SSL_DES|SSL_SHA1|SSL_SSLV3,
	SSL_EXPORT|SSL_EXP40,
	0,
	40,
	128,
	SSL_ALL_CIPHERS,
	SSL_ALL_STRENGTHS,
	},
/* Cipher 1A */
	{
	1,
	SSL3_TXT_ADH_DES_64_CBC_SHA,
	SSL3_CK_ADH_DES_64_CBC_SHA,
	SSL_kEDH |SSL_aNULL|SSL_DES  |SSL_SHA1|SSL_SSLV3,
	SSL_NOT_EXP|SSL_LOW,
	0,
	56,
	56,
	SSL_ALL_CIPHERS,
	SSL_ALL_STRENGTHS,
	},
/* Cipher 1B */
	{
	1,
	SSL3_TXT_ADH_DES_192_CBC_SHA,
	SSL3_CK_ADH_DES_192_CBC_SHA,
	SSL_kEDH |SSL_aNULL|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|SSL_STRONG_NONE,
	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|SSL_STRONG_NONE,
	0,
	0,
	0,
	SSL_ALL_CIPHERS,
	SSL_ALL_STRENGTHS,
	},

#if 0
/* 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,
	},
#endif

#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 1E 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,