| 1 | /*
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| 2 | * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
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| 3 | *
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| 4 | * Licensed under the OpenSSL license (the "License"). You may not use
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| 5 | * this file except in compliance with the License. You can obtain a copy
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| 6 | * in the file LICENSE in the source distribution or at
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| 7 | * https://www.openssl.org/source/license.html
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| 8 | */
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| 9 |
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| 10 | /* ====================================================================
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| 11 | * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
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| 12 | * ECC cipher suite support in OpenSSL originally developed by
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| 13 | * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
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| 14 | */
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| 15 |
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| 16 | #ifndef HEADER_SSL3_H
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| 17 | # define HEADER_SSL3_H
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| 18 |
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| 19 | # include <openssl/comp.h>
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| 20 | # include <openssl/buffer.h>
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| 21 | # include <openssl/evp.h>
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| 22 | # include <openssl/ssl.h>
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| 23 |
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| 24 | #ifdef __cplusplus
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| 25 | extern "C" {
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| 26 | #endif
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| 27 |
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| 28 | /*
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| 29 | * Signalling cipher suite value from RFC 5746
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| 30 | * (TLS_EMPTY_RENEGOTIATION_INFO_SCSV)
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| 31 | */
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| 32 | # define SSL3_CK_SCSV 0x030000FF
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| 33 |
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| 34 | /*
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| 35 | * Signalling cipher suite value from draft-ietf-tls-downgrade-scsv-00
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| 36 | * (TLS_FALLBACK_SCSV)
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| 37 | */
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| 38 | # define SSL3_CK_FALLBACK_SCSV 0x03005600
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| 39 |
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| 40 | # define SSL3_CK_RSA_NULL_MD5 0x03000001
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| 41 | # define SSL3_CK_RSA_NULL_SHA 0x03000002
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| 42 | # define SSL3_CK_RSA_RC4_40_MD5 0x03000003
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| 43 | # define SSL3_CK_RSA_RC4_128_MD5 0x03000004
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| 44 | # define SSL3_CK_RSA_RC4_128_SHA 0x03000005
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| 45 | # define SSL3_CK_RSA_RC2_40_MD5 0x03000006
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| 46 | # define SSL3_CK_RSA_IDEA_128_SHA 0x03000007
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| 47 | # define SSL3_CK_RSA_DES_40_CBC_SHA 0x03000008
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| 48 | # define SSL3_CK_RSA_DES_64_CBC_SHA 0x03000009
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| 49 | # define SSL3_CK_RSA_DES_192_CBC3_SHA 0x0300000A
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| 50 |
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| 51 | # define SSL3_CK_DH_DSS_DES_40_CBC_SHA 0x0300000B
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| 52 | # define SSL3_CK_DH_DSS_DES_64_CBC_SHA 0x0300000C
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| 53 | # define SSL3_CK_DH_DSS_DES_192_CBC3_SHA 0x0300000D
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| 54 | # define SSL3_CK_DH_RSA_DES_40_CBC_SHA 0x0300000E
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| 55 | # define SSL3_CK_DH_RSA_DES_64_CBC_SHA 0x0300000F
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| 56 | # define SSL3_CK_DH_RSA_DES_192_CBC3_SHA 0x03000010
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| 57 |
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| 58 | # define SSL3_CK_DHE_DSS_DES_40_CBC_SHA 0x03000011
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| 59 | # define SSL3_CK_EDH_DSS_DES_40_CBC_SHA SSL3_CK_DHE_DSS_DES_40_CBC_SHA
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| 60 | # define SSL3_CK_DHE_DSS_DES_64_CBC_SHA 0x03000012
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| 61 | # define SSL3_CK_EDH_DSS_DES_64_CBC_SHA SSL3_CK_DHE_DSS_DES_64_CBC_SHA
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| 62 | # define SSL3_CK_DHE_DSS_DES_192_CBC3_SHA 0x03000013
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| 63 | # define SSL3_CK_EDH_DSS_DES_192_CBC3_SHA SSL3_CK_DHE_DSS_DES_192_CBC3_SHA
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| 64 | # define SSL3_CK_DHE_RSA_DES_40_CBC_SHA 0x03000014
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| 65 | # define SSL3_CK_EDH_RSA_DES_40_CBC_SHA SSL3_CK_DHE_RSA_DES_40_CBC_SHA
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| 66 | # define SSL3_CK_DHE_RSA_DES_64_CBC_SHA 0x03000015
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| 67 | # define SSL3_CK_EDH_RSA_DES_64_CBC_SHA SSL3_CK_DHE_RSA_DES_64_CBC_SHA
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| 68 | # define SSL3_CK_DHE_RSA_DES_192_CBC3_SHA 0x03000016
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| 69 | # define SSL3_CK_EDH_RSA_DES_192_CBC3_SHA SSL3_CK_DHE_RSA_DES_192_CBC3_SHA
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| 70 |
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| 71 | # define SSL3_CK_ADH_RC4_40_MD5 0x03000017
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| 72 | # define SSL3_CK_ADH_RC4_128_MD5 0x03000018
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| 73 | # define SSL3_CK_ADH_DES_40_CBC_SHA 0x03000019
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| 74 | # define SSL3_CK_ADH_DES_64_CBC_SHA 0x0300001A
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| 75 | # define SSL3_CK_ADH_DES_192_CBC_SHA 0x0300001B
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| 76 |
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| 77 | # define SSL3_TXT_RSA_NULL_MD5 "NULL-MD5"
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| 78 | # define SSL3_TXT_RSA_NULL_SHA "NULL-SHA"
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| 79 | # define SSL3_TXT_RSA_RC4_40_MD5 "EXP-RC4-MD5"
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| 80 | # define SSL3_TXT_RSA_RC4_128_MD5 "RC4-MD5"
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| 81 | # define SSL3_TXT_RSA_RC4_128_SHA "RC4-SHA"
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| 82 | # define SSL3_TXT_RSA_RC2_40_MD5 "EXP-RC2-CBC-MD5"
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| 83 | # define SSL3_TXT_RSA_IDEA_128_SHA "IDEA-CBC-SHA"
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| 84 | # define SSL3_TXT_RSA_DES_40_CBC_SHA "EXP-DES-CBC-SHA"
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| 85 | # define SSL3_TXT_RSA_DES_64_CBC_SHA "DES-CBC-SHA"
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| 86 | # define SSL3_TXT_RSA_DES_192_CBC3_SHA "DES-CBC3-SHA"
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| 87 |
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| 88 | # define SSL3_TXT_DH_DSS_DES_40_CBC_SHA "EXP-DH-DSS-DES-CBC-SHA"
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| 89 | # define SSL3_TXT_DH_DSS_DES_64_CBC_SHA "DH-DSS-DES-CBC-SHA"
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| 90 | # define SSL3_TXT_DH_DSS_DES_192_CBC3_SHA "DH-DSS-DES-CBC3-SHA"
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| 91 | # define SSL3_TXT_DH_RSA_DES_40_CBC_SHA "EXP-DH-RSA-DES-CBC-SHA"
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| 92 | # define SSL3_TXT_DH_RSA_DES_64_CBC_SHA "DH-RSA-DES-CBC-SHA"
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| 93 | # define SSL3_TXT_DH_RSA_DES_192_CBC3_SHA "DH-RSA-DES-CBC3-SHA"
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| 94 |
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| 95 | # define SSL3_TXT_DHE_DSS_DES_40_CBC_SHA "EXP-DHE-DSS-DES-CBC-SHA"
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| 96 | # define SSL3_TXT_DHE_DSS_DES_64_CBC_SHA "DHE-DSS-DES-CBC-SHA"
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| 97 | # define SSL3_TXT_DHE_DSS_DES_192_CBC3_SHA "DHE-DSS-DES-CBC3-SHA"
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| 98 | # define SSL3_TXT_DHE_RSA_DES_40_CBC_SHA "EXP-DHE-RSA-DES-CBC-SHA"
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| 99 | # define SSL3_TXT_DHE_RSA_DES_64_CBC_SHA "DHE-RSA-DES-CBC-SHA"
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| 100 | # define SSL3_TXT_DHE_RSA_DES_192_CBC3_SHA "DHE-RSA-DES-CBC3-SHA"
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| 101 |
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| 102 | /*
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| 103 | * This next block of six "EDH" labels is for backward compatibility with
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| 104 | * older versions of OpenSSL. New code should use the six "DHE" labels above
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| 105 | * instead:
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| 106 | */
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| 107 | # define SSL3_TXT_EDH_DSS_DES_40_CBC_SHA "EXP-EDH-DSS-DES-CBC-SHA"
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| 108 | # define SSL3_TXT_EDH_DSS_DES_64_CBC_SHA "EDH-DSS-DES-CBC-SHA"
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| 109 | # define SSL3_TXT_EDH_DSS_DES_192_CBC3_SHA "EDH-DSS-DES-CBC3-SHA"
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| 110 | # define SSL3_TXT_EDH_RSA_DES_40_CBC_SHA "EXP-EDH-RSA-DES-CBC-SHA"
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| 111 | # define SSL3_TXT_EDH_RSA_DES_64_CBC_SHA "EDH-RSA-DES-CBC-SHA"
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| 112 | # define SSL3_TXT_EDH_RSA_DES_192_CBC3_SHA "EDH-RSA-DES-CBC3-SHA"
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| 113 |
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| 114 | # define SSL3_TXT_ADH_RC4_40_MD5 "EXP-ADH-RC4-MD5"
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| 115 | # define SSL3_TXT_ADH_RC4_128_MD5 "ADH-RC4-MD5"
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| 116 | # define SSL3_TXT_ADH_DES_40_CBC_SHA "EXP-ADH-DES-CBC-SHA"
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| 117 | # define SSL3_TXT_ADH_DES_64_CBC_SHA "ADH-DES-CBC-SHA"
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| 118 | # define SSL3_TXT_ADH_DES_192_CBC_SHA "ADH-DES-CBC3-SHA"
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| 119 |
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| 120 | # define SSL3_SSL_SESSION_ID_LENGTH 32
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| 121 | # define SSL3_MAX_SSL_SESSION_ID_LENGTH 32
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| 122 |
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| 123 | # define SSL3_MASTER_SECRET_SIZE 48
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| 124 | # define SSL3_RANDOM_SIZE 32
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| 125 | # define SSL3_SESSION_ID_SIZE 32
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| 126 | # define SSL3_RT_HEADER_LENGTH 5
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| 127 |
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| 128 | # define SSL3_HM_HEADER_LENGTH 4
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| 129 |
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| 130 | # ifndef SSL3_ALIGN_PAYLOAD
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| 131 | /*
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| 132 | * Some will argue that this increases memory footprint, but it's not
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| 133 | * actually true. Point is that malloc has to return at least 64-bit aligned
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| 134 | * pointers, meaning that allocating 5 bytes wastes 3 bytes in either case.
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| 135 | * Suggested pre-gaping simply moves these wasted bytes from the end of
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| 136 | * allocated region to its front, but makes data payload aligned, which
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| 137 | * improves performance:-)
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| 138 | */
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| 139 | # define SSL3_ALIGN_PAYLOAD 8
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| 140 | # else
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| 141 | # if (SSL3_ALIGN_PAYLOAD&(SSL3_ALIGN_PAYLOAD-1))!=0
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| 142 | # error "insane SSL3_ALIGN_PAYLOAD"
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| 143 | # undef SSL3_ALIGN_PAYLOAD
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| 144 | # endif
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| 145 | # endif
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| 146 |
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| 147 | /*
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| 148 | * This is the maximum MAC (digest) size used by the SSL library. Currently
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| 149 | * maximum of 20 is used by SHA1, but we reserve for future extension for
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| 150 | * 512-bit hashes.
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| 151 | */
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| 152 |
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| 153 | # define SSL3_RT_MAX_MD_SIZE 64
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| 154 |
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| 155 | /*
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| 156 | * Maximum block size used in all ciphersuites. Currently 16 for AES.
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| 157 | */
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| 158 |
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| 159 | # define SSL_RT_MAX_CIPHER_BLOCK_SIZE 16
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| 160 |
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| 161 | # define SSL3_RT_MAX_EXTRA (16384)
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| 162 |
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| 163 | /* Maximum plaintext length: defined by SSL/TLS standards */
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| 164 | # define SSL3_RT_MAX_PLAIN_LENGTH 16384
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| 165 | /* Maximum compression overhead: defined by SSL/TLS standards */
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| 166 | # define SSL3_RT_MAX_COMPRESSED_OVERHEAD 1024
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| 167 |
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| 168 | /*
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| 169 | * The standards give a maximum encryption overhead of 1024 bytes. In
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| 170 | * practice the value is lower than this. The overhead is the maximum number
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| 171 | * of padding bytes (256) plus the mac size.
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| 172 | */
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| 173 | # define SSL3_RT_MAX_ENCRYPTED_OVERHEAD (256 + SSL3_RT_MAX_MD_SIZE)
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| 174 |
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| 175 | /*
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| 176 | * OpenSSL currently only uses a padding length of at most one block so the
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| 177 | * send overhead is smaller.
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| 178 | */
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| 179 |
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| 180 | # define SSL3_RT_SEND_MAX_ENCRYPTED_OVERHEAD \
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| 181 | (SSL_RT_MAX_CIPHER_BLOCK_SIZE + SSL3_RT_MAX_MD_SIZE)
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| 182 |
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| 183 | /* If compression isn't used don't include the compression overhead */
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| 184 |
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| 185 | # ifdef OPENSSL_NO_COMP
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| 186 | # define SSL3_RT_MAX_COMPRESSED_LENGTH SSL3_RT_MAX_PLAIN_LENGTH
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| 187 | # else
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| 188 | # define SSL3_RT_MAX_COMPRESSED_LENGTH \
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| 189 | (SSL3_RT_MAX_PLAIN_LENGTH+SSL3_RT_MAX_COMPRESSED_OVERHEAD)
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| 190 | # endif
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| 191 | # define SSL3_RT_MAX_ENCRYPTED_LENGTH \
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| 192 | (SSL3_RT_MAX_ENCRYPTED_OVERHEAD+SSL3_RT_MAX_COMPRESSED_LENGTH)
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| 193 | # define SSL3_RT_MAX_PACKET_SIZE \
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| 194 | (SSL3_RT_MAX_ENCRYPTED_LENGTH+SSL3_RT_HEADER_LENGTH)
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| 195 |
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| 196 | # define SSL3_MD_CLIENT_FINISHED_CONST "\x43\x4C\x4E\x54"
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| 197 | # define SSL3_MD_SERVER_FINISHED_CONST "\x53\x52\x56\x52"
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| 198 |
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| 199 | # define SSL3_VERSION 0x0300
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| 200 | # define SSL3_VERSION_MAJOR 0x03
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| 201 | # define SSL3_VERSION_MINOR 0x00
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| 202 |
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| 203 | # define SSL3_RT_CHANGE_CIPHER_SPEC 20
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| 204 | # define SSL3_RT_ALERT 21
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| 205 | # define SSL3_RT_HANDSHAKE 22
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| 206 | # define SSL3_RT_APPLICATION_DATA 23
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| 207 | # define DTLS1_RT_HEARTBEAT 24
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| 208 |
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| 209 | /* Pseudo content types to indicate additional parameters */
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| 210 | # define TLS1_RT_CRYPTO 0x1000
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| 211 | # define TLS1_RT_CRYPTO_PREMASTER (TLS1_RT_CRYPTO | 0x1)
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| 212 | # define TLS1_RT_CRYPTO_CLIENT_RANDOM (TLS1_RT_CRYPTO | 0x2)
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| 213 | # define TLS1_RT_CRYPTO_SERVER_RANDOM (TLS1_RT_CRYPTO | 0x3)
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| 214 | # define TLS1_RT_CRYPTO_MASTER (TLS1_RT_CRYPTO | 0x4)
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| 215 |
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| 216 | # define TLS1_RT_CRYPTO_READ 0x0000
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| 217 | # define TLS1_RT_CRYPTO_WRITE 0x0100
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| 218 | # define TLS1_RT_CRYPTO_MAC (TLS1_RT_CRYPTO | 0x5)
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| 219 | # define TLS1_RT_CRYPTO_KEY (TLS1_RT_CRYPTO | 0x6)
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| 220 | # define TLS1_RT_CRYPTO_IV (TLS1_RT_CRYPTO | 0x7)
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| 221 | # define TLS1_RT_CRYPTO_FIXED_IV (TLS1_RT_CRYPTO | 0x8)
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| 222 |
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| 223 | /* Pseudo content type for SSL/TLS header info */
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| 224 | # define SSL3_RT_HEADER 0x100
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| 225 |
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| 226 | # define SSL3_AL_WARNING 1
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| 227 | # define SSL3_AL_FATAL 2
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| 228 |
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| 229 | # define SSL3_AD_CLOSE_NOTIFY 0
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| 230 | # define SSL3_AD_UNEXPECTED_MESSAGE 10/* fatal */
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| 231 | # define SSL3_AD_BAD_RECORD_MAC 20/* fatal */
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| 232 | # define SSL3_AD_DECOMPRESSION_FAILURE 30/* fatal */
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| 233 | # define SSL3_AD_HANDSHAKE_FAILURE 40/* fatal */
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| 234 | # define SSL3_AD_NO_CERTIFICATE 41
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| 235 | # define SSL3_AD_BAD_CERTIFICATE 42
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| 236 | # define SSL3_AD_UNSUPPORTED_CERTIFICATE 43
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| 237 | # define SSL3_AD_CERTIFICATE_REVOKED 44
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| 238 | # define SSL3_AD_CERTIFICATE_EXPIRED 45
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| 239 | # define SSL3_AD_CERTIFICATE_UNKNOWN 46
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| 240 | # define SSL3_AD_ILLEGAL_PARAMETER 47/* fatal */
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| 241 |
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| 242 | # define TLS1_HB_REQUEST 1
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| 243 | # define TLS1_HB_RESPONSE 2
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| 244 |
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| 245 |
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| 246 | # define SSL3_CT_RSA_SIGN 1
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| 247 | # define SSL3_CT_DSS_SIGN 2
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| 248 | # define SSL3_CT_RSA_FIXED_DH 3
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| 249 | # define SSL3_CT_DSS_FIXED_DH 4
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| 250 | # define SSL3_CT_RSA_EPHEMERAL_DH 5
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| 251 | # define SSL3_CT_DSS_EPHEMERAL_DH 6
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| 252 | # define SSL3_CT_FORTEZZA_DMS 20
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| 253 | /*
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| 254 | * SSL3_CT_NUMBER is used to size arrays and it must be large enough to
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| 255 | * contain all of the cert types defined either for SSLv3 and TLSv1.
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| 256 | */
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| 257 | # define SSL3_CT_NUMBER 9
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| 258 |
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| 259 | # define SSL3_FLAGS_NO_RENEGOTIATE_CIPHERS 0x0001
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| 260 |
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| 261 | /* Removed from OpenSSL 1.1.0 */
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| 262 | # define TLS1_FLAGS_TLS_PADDING_BUG 0x0
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| 263 |
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| 264 | # define TLS1_FLAGS_SKIP_CERT_VERIFY 0x0010
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| 265 |
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| 266 | /* Set if we encrypt then mac instead of usual mac then encrypt */
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| 267 | # define TLS1_FLAGS_ENCRYPT_THEN_MAC_READ 0x0100
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| 268 | # define TLS1_FLAGS_ENCRYPT_THEN_MAC TLS1_FLAGS_ENCRYPT_THEN_MAC_READ
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| 269 |
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| 270 | /* Set if extended master secret extension received from peer */
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| 271 | # define TLS1_FLAGS_RECEIVED_EXTMS 0x0200
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| 272 |
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| 273 | # define TLS1_FLAGS_ENCRYPT_THEN_MAC_WRITE 0x0400
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| 274 |
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| 275 | # define SSL3_MT_HELLO_REQUEST 0
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| 276 | # define SSL3_MT_CLIENT_HELLO 1
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| 277 | # define SSL3_MT_SERVER_HELLO 2
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| 278 | # define SSL3_MT_NEWSESSION_TICKET 4
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| 279 | # define SSL3_MT_CERTIFICATE 11
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| 280 | # define SSL3_MT_SERVER_KEY_EXCHANGE 12
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| 281 | # define SSL3_MT_CERTIFICATE_REQUEST 13
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| 282 | # define SSL3_MT_SERVER_DONE 14
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| 283 | # define SSL3_MT_CERTIFICATE_VERIFY 15
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| 284 | # define SSL3_MT_CLIENT_KEY_EXCHANGE 16
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| 285 | # define SSL3_MT_FINISHED 20
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| 286 | # define SSL3_MT_CERTIFICATE_STATUS 22
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| 287 | # ifndef OPENSSL_NO_NEXTPROTONEG
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| 288 | # define SSL3_MT_NEXT_PROTO 67
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| 289 | # endif
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| 290 | # define DTLS1_MT_HELLO_VERIFY_REQUEST 3
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| 291 |
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| 292 | /* Dummy message type for handling CCS like a normal handshake message */
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| 293 | # define SSL3_MT_CHANGE_CIPHER_SPEC 0x0101
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| 294 |
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| 295 | # define SSL3_MT_CCS 1
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| 296 |
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| 297 | /* These are used when changing over to a new cipher */
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| 298 | # define SSL3_CC_READ 0x01
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| 299 | # define SSL3_CC_WRITE 0x02
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| 300 | # define SSL3_CC_CLIENT 0x10
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| 301 | # define SSL3_CC_SERVER 0x20
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| 302 | # define SSL3_CHANGE_CIPHER_CLIENT_WRITE (SSL3_CC_CLIENT|SSL3_CC_WRITE)
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| 303 | # define SSL3_CHANGE_CIPHER_SERVER_READ (SSL3_CC_SERVER|SSL3_CC_READ)
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| 304 | # define SSL3_CHANGE_CIPHER_CLIENT_READ (SSL3_CC_CLIENT|SSL3_CC_READ)
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| 305 | # define SSL3_CHANGE_CIPHER_SERVER_WRITE (SSL3_CC_SERVER|SSL3_CC_WRITE)
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| 306 |
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| 307 | #ifdef __cplusplus
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| 308 | }
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| 309 | #endif
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| 310 | #endif
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