e7f0d9210c
Add new flag TLS1_FLAGS_RECEIVED_EXTMS which is set when the peer sends the extended master secret extension. Server now sends extms if and only if the client sent extms. Check consistency of extms extension when resuming sessions following (where practical) RFC7627. Reviewed-by: Matt Caswell <matt@openssl.org>
411 lines
18 KiB
C
411 lines
18 KiB
C
/* ssl/ssl3.h */
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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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/* ====================================================================
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* Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
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* ECC cipher suite support in OpenSSL originally developed by
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* SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
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*/
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#ifndef HEADER_SSL3_H
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# define HEADER_SSL3_H
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# ifndef OPENSSL_NO_COMP
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# include <openssl/comp.h>
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# endif
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# include <openssl/buffer.h>
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# include <openssl/evp.h>
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# include <openssl/ssl.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*
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* Signalling cipher suite value from RFC 5746
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* (TLS_EMPTY_RENEGOTIATION_INFO_SCSV)
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*/
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# define SSL3_CK_SCSV 0x030000FF
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/*
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* Signalling cipher suite value from draft-ietf-tls-downgrade-scsv-00
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* (TLS_FALLBACK_SCSV)
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*/
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# define SSL3_CK_FALLBACK_SCSV 0x03005600
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# define SSL3_CK_RSA_NULL_MD5 0x03000001
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# define SSL3_CK_RSA_NULL_SHA 0x03000002
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# define SSL3_CK_RSA_RC4_40_MD5 0x03000003
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# define SSL3_CK_RSA_RC4_128_MD5 0x03000004
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# define SSL3_CK_RSA_RC4_128_SHA 0x03000005
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# define SSL3_CK_RSA_RC2_40_MD5 0x03000006
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# define SSL3_CK_RSA_IDEA_128_SHA 0x03000007
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# define SSL3_CK_RSA_DES_40_CBC_SHA 0x03000008
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# define SSL3_CK_RSA_DES_64_CBC_SHA 0x03000009
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# define SSL3_CK_RSA_DES_192_CBC3_SHA 0x0300000A
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# define SSL3_CK_DH_DSS_DES_40_CBC_SHA 0x0300000B
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# define SSL3_CK_DH_DSS_DES_64_CBC_SHA 0x0300000C
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# define SSL3_CK_DH_DSS_DES_192_CBC3_SHA 0x0300000D
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# define SSL3_CK_DH_RSA_DES_40_CBC_SHA 0x0300000E
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# define SSL3_CK_DH_RSA_DES_64_CBC_SHA 0x0300000F
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# define SSL3_CK_DH_RSA_DES_192_CBC3_SHA 0x03000010
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# define SSL3_CK_DHE_DSS_DES_40_CBC_SHA 0x03000011
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# define SSL3_CK_EDH_DSS_DES_40_CBC_SHA SSL3_CK_DHE_DSS_DES_40_CBC_SHA
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# define SSL3_CK_DHE_DSS_DES_64_CBC_SHA 0x03000012
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# define SSL3_CK_EDH_DSS_DES_64_CBC_SHA SSL3_CK_DHE_DSS_DES_64_CBC_SHA
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# define SSL3_CK_DHE_DSS_DES_192_CBC3_SHA 0x03000013
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# define SSL3_CK_EDH_DSS_DES_192_CBC3_SHA SSL3_CK_DHE_DSS_DES_192_CBC3_SHA
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# define SSL3_CK_DHE_RSA_DES_40_CBC_SHA 0x03000014
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# define SSL3_CK_EDH_RSA_DES_40_CBC_SHA SSL3_CK_DHE_RSA_DES_40_CBC_SHA
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# define SSL3_CK_DHE_RSA_DES_64_CBC_SHA 0x03000015
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# define SSL3_CK_EDH_RSA_DES_64_CBC_SHA SSL3_CK_DHE_RSA_DES_64_CBC_SHA
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# define SSL3_CK_DHE_RSA_DES_192_CBC3_SHA 0x03000016
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# define SSL3_CK_EDH_RSA_DES_192_CBC3_SHA SSL3_CK_DHE_RSA_DES_192_CBC3_SHA
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# define SSL3_CK_ADH_RC4_40_MD5 0x03000017
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# define SSL3_CK_ADH_RC4_128_MD5 0x03000018
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# define SSL3_CK_ADH_DES_40_CBC_SHA 0x03000019
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# define SSL3_CK_ADH_DES_64_CBC_SHA 0x0300001A
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# define SSL3_CK_ADH_DES_192_CBC_SHA 0x0300001B
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# define SSL3_TXT_RSA_NULL_MD5 "NULL-MD5"
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# define SSL3_TXT_RSA_NULL_SHA "NULL-SHA"
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# define SSL3_TXT_RSA_RC4_40_MD5 "EXP-RC4-MD5"
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# define SSL3_TXT_RSA_RC4_128_MD5 "RC4-MD5"
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# define SSL3_TXT_RSA_RC4_128_SHA "RC4-SHA"
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# define SSL3_TXT_RSA_RC2_40_MD5 "EXP-RC2-CBC-MD5"
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# define SSL3_TXT_RSA_IDEA_128_SHA "IDEA-CBC-SHA"
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# define SSL3_TXT_RSA_DES_40_CBC_SHA "EXP-DES-CBC-SHA"
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# define SSL3_TXT_RSA_DES_64_CBC_SHA "DES-CBC-SHA"
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# define SSL3_TXT_RSA_DES_192_CBC3_SHA "DES-CBC3-SHA"
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# define SSL3_TXT_DH_DSS_DES_40_CBC_SHA "EXP-DH-DSS-DES-CBC-SHA"
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# define SSL3_TXT_DH_DSS_DES_64_CBC_SHA "DH-DSS-DES-CBC-SHA"
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# define SSL3_TXT_DH_DSS_DES_192_CBC3_SHA "DH-DSS-DES-CBC3-SHA"
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# define SSL3_TXT_DH_RSA_DES_40_CBC_SHA "EXP-DH-RSA-DES-CBC-SHA"
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# define SSL3_TXT_DH_RSA_DES_64_CBC_SHA "DH-RSA-DES-CBC-SHA"
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# define SSL3_TXT_DH_RSA_DES_192_CBC3_SHA "DH-RSA-DES-CBC3-SHA"
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# define SSL3_TXT_DHE_DSS_DES_40_CBC_SHA "EXP-DHE-DSS-DES-CBC-SHA"
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# define SSL3_TXT_DHE_DSS_DES_64_CBC_SHA "DHE-DSS-DES-CBC-SHA"
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# define SSL3_TXT_DHE_DSS_DES_192_CBC3_SHA "DHE-DSS-DES-CBC3-SHA"
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# define SSL3_TXT_DHE_RSA_DES_40_CBC_SHA "EXP-DHE-RSA-DES-CBC-SHA"
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# define SSL3_TXT_DHE_RSA_DES_64_CBC_SHA "DHE-RSA-DES-CBC-SHA"
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# define SSL3_TXT_DHE_RSA_DES_192_CBC3_SHA "DHE-RSA-DES-CBC3-SHA"
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/*
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* This next block of six "EDH" labels is for backward compatibility with
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* older versions of OpenSSL. New code should use the six "DHE" labels above
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* instead:
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*/
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# define SSL3_TXT_EDH_DSS_DES_40_CBC_SHA "EXP-EDH-DSS-DES-CBC-SHA"
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# define SSL3_TXT_EDH_DSS_DES_64_CBC_SHA "EDH-DSS-DES-CBC-SHA"
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# define SSL3_TXT_EDH_DSS_DES_192_CBC3_SHA "EDH-DSS-DES-CBC3-SHA"
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# define SSL3_TXT_EDH_RSA_DES_40_CBC_SHA "EXP-EDH-RSA-DES-CBC-SHA"
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# define SSL3_TXT_EDH_RSA_DES_64_CBC_SHA "EDH-RSA-DES-CBC-SHA"
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# define SSL3_TXT_EDH_RSA_DES_192_CBC3_SHA "EDH-RSA-DES-CBC3-SHA"
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# define SSL3_TXT_ADH_RC4_40_MD5 "EXP-ADH-RC4-MD5"
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# define SSL3_TXT_ADH_RC4_128_MD5 "ADH-RC4-MD5"
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# define SSL3_TXT_ADH_DES_40_CBC_SHA "EXP-ADH-DES-CBC-SHA"
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# define SSL3_TXT_ADH_DES_64_CBC_SHA "ADH-DES-CBC-SHA"
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# define SSL3_TXT_ADH_DES_192_CBC_SHA "ADH-DES-CBC3-SHA"
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# define SSL3_SSL_SESSION_ID_LENGTH 32
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# define SSL3_MAX_SSL_SESSION_ID_LENGTH 32
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# define SSL3_MASTER_SECRET_SIZE 48
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# define SSL3_RANDOM_SIZE 32
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# define SSL3_SESSION_ID_SIZE 32
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# define SSL3_RT_HEADER_LENGTH 5
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# define SSL3_HM_HEADER_LENGTH 4
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# ifndef SSL3_ALIGN_PAYLOAD
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/*
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* Some will argue that this increases memory footprint, but it's not
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* actually true. Point is that malloc has to return at least 64-bit aligned
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* pointers, meaning that allocating 5 bytes wastes 3 bytes in either case.
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* Suggested pre-gaping simply moves these wasted bytes from the end of
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* allocated region to its front, but makes data payload aligned, which
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* improves performance:-)
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*/
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# define SSL3_ALIGN_PAYLOAD 8
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# else
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# if (SSL3_ALIGN_PAYLOAD&(SSL3_ALIGN_PAYLOAD-1))!=0
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# error "insane SSL3_ALIGN_PAYLOAD"
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# undef SSL3_ALIGN_PAYLOAD
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# endif
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# endif
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/*
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* This is the maximum MAC (digest) size used by the SSL library. Currently
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* maximum of 20 is used by SHA1, but we reserve for future extension for
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* 512-bit hashes.
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*/
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# define SSL3_RT_MAX_MD_SIZE 64
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/*
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* Maximum block size used in all ciphersuites. Currently 16 for AES.
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*/
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# define SSL_RT_MAX_CIPHER_BLOCK_SIZE 16
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# define SSL3_RT_MAX_EXTRA (16384)
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/* Maximum plaintext length: defined by SSL/TLS standards */
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# define SSL3_RT_MAX_PLAIN_LENGTH 16384
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/* Maximum compression overhead: defined by SSL/TLS standards */
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# define SSL3_RT_MAX_COMPRESSED_OVERHEAD 1024
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/*
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* The standards give a maximum encryption overhead of 1024 bytes. In
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* practice the value is lower than this. The overhead is the maximum number
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* of padding bytes (256) plus the mac size.
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*/
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# define SSL3_RT_MAX_ENCRYPTED_OVERHEAD (256 + SSL3_RT_MAX_MD_SIZE)
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/*
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* OpenSSL currently only uses a padding length of at most one block so the
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* send overhead is smaller.
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*/
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# define SSL3_RT_SEND_MAX_ENCRYPTED_OVERHEAD \
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(SSL_RT_MAX_CIPHER_BLOCK_SIZE + SSL3_RT_MAX_MD_SIZE)
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/* If compression isn't used don't include the compression overhead */
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# ifdef OPENSSL_NO_COMP
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# define SSL3_RT_MAX_COMPRESSED_LENGTH SSL3_RT_MAX_PLAIN_LENGTH
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# else
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# define SSL3_RT_MAX_COMPRESSED_LENGTH \
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(SSL3_RT_MAX_PLAIN_LENGTH+SSL3_RT_MAX_COMPRESSED_OVERHEAD)
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# endif
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# define SSL3_RT_MAX_ENCRYPTED_LENGTH \
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(SSL3_RT_MAX_ENCRYPTED_OVERHEAD+SSL3_RT_MAX_COMPRESSED_LENGTH)
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# define SSL3_RT_MAX_PACKET_SIZE \
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(SSL3_RT_MAX_ENCRYPTED_LENGTH+SSL3_RT_HEADER_LENGTH)
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# define SSL3_MD_CLIENT_FINISHED_CONST "\x43\x4C\x4E\x54"
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# define SSL3_MD_SERVER_FINISHED_CONST "\x53\x52\x56\x52"
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# define SSL3_VERSION 0x0300
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# define SSL3_VERSION_MAJOR 0x03
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# define SSL3_VERSION_MINOR 0x00
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# define SSL3_RT_CHANGE_CIPHER_SPEC 20
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# define SSL3_RT_ALERT 21
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# define SSL3_RT_HANDSHAKE 22
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# define SSL3_RT_APPLICATION_DATA 23
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# define TLS1_RT_HEARTBEAT 24
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/* Pseudo content types to indicate additional parameters */
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# define TLS1_RT_CRYPTO 0x1000
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# define TLS1_RT_CRYPTO_PREMASTER (TLS1_RT_CRYPTO | 0x1)
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# define TLS1_RT_CRYPTO_CLIENT_RANDOM (TLS1_RT_CRYPTO | 0x2)
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# define TLS1_RT_CRYPTO_SERVER_RANDOM (TLS1_RT_CRYPTO | 0x3)
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# define TLS1_RT_CRYPTO_MASTER (TLS1_RT_CRYPTO | 0x4)
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# define TLS1_RT_CRYPTO_READ 0x0000
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# define TLS1_RT_CRYPTO_WRITE 0x0100
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# define TLS1_RT_CRYPTO_MAC (TLS1_RT_CRYPTO | 0x5)
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# define TLS1_RT_CRYPTO_KEY (TLS1_RT_CRYPTO | 0x6)
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# define TLS1_RT_CRYPTO_IV (TLS1_RT_CRYPTO | 0x7)
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# define TLS1_RT_CRYPTO_FIXED_IV (TLS1_RT_CRYPTO | 0x8)
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/* Pseudo content type for SSL/TLS header info */
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# define SSL3_RT_HEADER 0x100
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# define SSL3_AL_WARNING 1
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# define SSL3_AL_FATAL 2
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# define SSL3_AD_CLOSE_NOTIFY 0
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# define SSL3_AD_UNEXPECTED_MESSAGE 10/* fatal */
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# define SSL3_AD_BAD_RECORD_MAC 20/* fatal */
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# define SSL3_AD_DECOMPRESSION_FAILURE 30/* fatal */
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# define SSL3_AD_HANDSHAKE_FAILURE 40/* fatal */
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# define SSL3_AD_NO_CERTIFICATE 41
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# define SSL3_AD_BAD_CERTIFICATE 42
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# define SSL3_AD_UNSUPPORTED_CERTIFICATE 43
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# define SSL3_AD_CERTIFICATE_REVOKED 44
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# define SSL3_AD_CERTIFICATE_EXPIRED 45
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# define SSL3_AD_CERTIFICATE_UNKNOWN 46
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# define SSL3_AD_ILLEGAL_PARAMETER 47/* fatal */
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# define TLS1_HB_REQUEST 1
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# define TLS1_HB_RESPONSE 2
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# define SSL3_CT_RSA_SIGN 1
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# define SSL3_CT_DSS_SIGN 2
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# define SSL3_CT_RSA_FIXED_DH 3
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# define SSL3_CT_DSS_FIXED_DH 4
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# define SSL3_CT_RSA_EPHEMERAL_DH 5
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# define SSL3_CT_DSS_EPHEMERAL_DH 6
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# define SSL3_CT_FORTEZZA_DMS 20
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/*
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* SSL3_CT_NUMBER is used to size arrays and it must be large enough to
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* contain all of the cert types defined either for SSLv3 and TLSv1.
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*/
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# define SSL3_CT_NUMBER 9
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# define SSL3_FLAGS_NO_RENEGOTIATE_CIPHERS 0x0001
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/* Removed from OpenSSL 1.1.0 */
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# define TLS1_FLAGS_TLS_PADDING_BUG 0x0
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# define TLS1_FLAGS_SKIP_CERT_VERIFY 0x0010
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/* Set if we encrypt then mac instead of usual mac then encrypt */
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# define TLS1_FLAGS_ENCRYPT_THEN_MAC 0x0100
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/* Set if extended master secret extension received from peer */
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# define TLS1_FLAGS_RECEIVED_EXTMS 0x0200
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# define SSL3_MT_HELLO_REQUEST 0
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# define SSL3_MT_CLIENT_HELLO 1
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# define SSL3_MT_SERVER_HELLO 2
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# define SSL3_MT_NEWSESSION_TICKET 4
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# define SSL3_MT_CERTIFICATE 11
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# define SSL3_MT_SERVER_KEY_EXCHANGE 12
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# define SSL3_MT_CERTIFICATE_REQUEST 13
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# define SSL3_MT_SERVER_DONE 14
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# define SSL3_MT_CERTIFICATE_VERIFY 15
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# define SSL3_MT_CLIENT_KEY_EXCHANGE 16
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# define SSL3_MT_FINISHED 20
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# define SSL3_MT_CERTIFICATE_STATUS 22
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# ifndef OPENSSL_NO_NEXTPROTONEG
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# define SSL3_MT_NEXT_PROTO 67
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# endif
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# define DTLS1_MT_HELLO_VERIFY_REQUEST 3
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/* Dummy message type for handling CCS like a normal handshake message */
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# define SSL3_MT_CHANGE_CIPHER_SPEC 0x0101
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# define SSL3_MT_CCS 1
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/* These are used when changing over to a new cipher */
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# define SSL3_CC_READ 0x01
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# define SSL3_CC_WRITE 0x02
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# define SSL3_CC_CLIENT 0x10
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# define SSL3_CC_SERVER 0x20
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# define SSL3_CHANGE_CIPHER_CLIENT_WRITE (SSL3_CC_CLIENT|SSL3_CC_WRITE)
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# define SSL3_CHANGE_CIPHER_SERVER_READ (SSL3_CC_SERVER|SSL3_CC_READ)
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# define SSL3_CHANGE_CIPHER_CLIENT_READ (SSL3_CC_CLIENT|SSL3_CC_READ)
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# define SSL3_CHANGE_CIPHER_SERVER_WRITE (SSL3_CC_SERVER|SSL3_CC_WRITE)
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#ifdef __cplusplus
|
|
}
|
|
#endif
|
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#endif
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