include/openssl/ssl3.h

   1 /*
   2  * Copyright 1995-2018 The OpenSSL Project Authors. All Rights Reserved.
   3  * Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved
   4  *
   5  * Licensed under the Apache License 2.0 (the "License").  You may not use
   6  * this file except in compliance with the License.  You can obtain a copy
   7  * in the file LICENSE in the source distribution or at
   8  * https://www.openssl.org/source/license.html
   9  */
  10
  11 #ifndef HEADER_SSL3_H
  12 # define HEADER_SSL3_H
  13
  14 # include <openssl/comp.h>
  15 # include <openssl/buffer.h>
  16 # include <openssl/evp.h>
  17 # include <openssl/ssl.h>
  18
  19 #ifdef  __cplusplus
  20 extern "C" {
  21 #endif
  22
  23 /*
  24  * Signalling cipher suite value from RFC 5746
  25  * (TLS_EMPTY_RENEGOTIATION_INFO_SCSV)
  26  */
  27 # define SSL3_CK_SCSV                            0x030000FF
  28
  29 /*
  30  * Signalling cipher suite value from draft-ietf-tls-downgrade-scsv-00
  31  * (TLS_FALLBACK_SCSV)
  32  */
  33 # define SSL3_CK_FALLBACK_SCSV                   0x03005600
  34
  35 # define SSL3_CK_RSA_NULL_MD5                    0x03000001
  36 # define SSL3_CK_RSA_NULL_SHA                    0x03000002
  37 # define SSL3_CK_RSA_RC4_40_MD5                  0x03000003
  38 # define SSL3_CK_RSA_RC4_128_MD5                 0x03000004
  39 # define SSL3_CK_RSA_RC4_128_SHA                 0x03000005
  40 # define SSL3_CK_RSA_RC2_40_MD5                  0x03000006
  41 # define SSL3_CK_RSA_IDEA_128_SHA                0x03000007
  42 # define SSL3_CK_RSA_DES_40_CBC_SHA              0x03000008
  43 # define SSL3_CK_RSA_DES_64_CBC_SHA              0x03000009
  44 # define SSL3_CK_RSA_DES_192_CBC3_SHA            0x0300000A
  45
  46 # define SSL3_CK_DH_DSS_DES_40_CBC_SHA           0x0300000B
  47 # define SSL3_CK_DH_DSS_DES_64_CBC_SHA           0x0300000C
  48 # define SSL3_CK_DH_DSS_DES_192_CBC3_SHA         0x0300000D
  49 # define SSL3_CK_DH_RSA_DES_40_CBC_SHA           0x0300000E
  50 # define SSL3_CK_DH_RSA_DES_64_CBC_SHA           0x0300000F
  51 # define SSL3_CK_DH_RSA_DES_192_CBC3_SHA         0x03000010
  52
  53 # define SSL3_CK_DHE_DSS_DES_40_CBC_SHA          0x03000011
  54 # define SSL3_CK_EDH_DSS_DES_40_CBC_SHA          SSL3_CK_DHE_DSS_DES_40_CBC_SHA
  55 # define SSL3_CK_DHE_DSS_DES_64_CBC_SHA          0x03000012
  56 # define SSL3_CK_EDH_DSS_DES_64_CBC_SHA          SSL3_CK_DHE_DSS_DES_64_CBC_SHA
  57 # define SSL3_CK_DHE_DSS_DES_192_CBC3_SHA        0x03000013
  58 # define SSL3_CK_EDH_DSS_DES_192_CBC3_SHA        SSL3_CK_DHE_DSS_DES_192_CBC3_SHA
  59 # define SSL3_CK_DHE_RSA_DES_40_CBC_SHA          0x03000014
  60 # define SSL3_CK_EDH_RSA_DES_40_CBC_SHA          SSL3_CK_DHE_RSA_DES_40_CBC_SHA
  61 # define SSL3_CK_DHE_RSA_DES_64_CBC_SHA          0x03000015
  62 # define SSL3_CK_EDH_RSA_DES_64_CBC_SHA          SSL3_CK_DHE_RSA_DES_64_CBC_SHA
  63 # define SSL3_CK_DHE_RSA_DES_192_CBC3_SHA        0x03000016
  64 # define SSL3_CK_EDH_RSA_DES_192_CBC3_SHA        SSL3_CK_DHE_RSA_DES_192_CBC3_SHA
  65
  66 # define SSL3_CK_ADH_RC4_40_MD5                  0x03000017
  67 # define SSL3_CK_ADH_RC4_128_MD5                 0x03000018
  68 # define SSL3_CK_ADH_DES_40_CBC_SHA              0x03000019
  69 # define SSL3_CK_ADH_DES_64_CBC_SHA              0x0300001A
  70 # define SSL3_CK_ADH_DES_192_CBC_SHA             0x0300001B
  71
  72 /* a bundle of RFC standard cipher names, generated from ssl3_ciphers[] */
  73 # define SSL3_RFC_RSA_NULL_MD5                   "TLS_RSA_WITH_NULL_MD5"
  74 # define SSL3_RFC_RSA_NULL_SHA                   "TLS_RSA_WITH_NULL_SHA"
  75 # define SSL3_RFC_RSA_DES_192_CBC3_SHA           "TLS_RSA_WITH_3DES_EDE_CBC_SHA"
  76 # define SSL3_RFC_DHE_DSS_DES_192_CBC3_SHA       "TLS_DHE_DSS_WITH_3DES_EDE_CBC_SHA"
  77 # define SSL3_RFC_DHE_RSA_DES_192_CBC3_SHA       "TLS_DHE_RSA_WITH_3DES_EDE_CBC_SHA"
  78 # define SSL3_RFC_ADH_DES_192_CBC_SHA            "TLS_DH_anon_WITH_3DES_EDE_CBC_SHA"
  79 # define SSL3_RFC_RSA_IDEA_128_SHA               "TLS_RSA_WITH_IDEA_CBC_SHA"
  80 # define SSL3_RFC_RSA_RC4_128_MD5                "TLS_RSA_WITH_RC4_128_MD5"
  81 # define SSL3_RFC_RSA_RC4_128_SHA                "TLS_RSA_WITH_RC4_128_SHA"
  82 # define SSL3_RFC_ADH_RC4_128_MD5                "TLS_DH_anon_WITH_RC4_128_MD5"
  83
  84 # define SSL3_TXT_RSA_NULL_MD5                   "NULL-MD5"
  85 # define SSL3_TXT_RSA_NULL_SHA                   "NULL-SHA"
  86 # define SSL3_TXT_RSA_RC4_40_MD5                 "EXP-RC4-MD5"
  87 # define SSL3_TXT_RSA_RC4_128_MD5                "RC4-MD5"
  88 # define SSL3_TXT_RSA_RC4_128_SHA                "RC4-SHA"
  89 # define SSL3_TXT_RSA_RC2_40_MD5                 "EXP-RC2-CBC-MD5"
  90 # define SSL3_TXT_RSA_IDEA_128_SHA               "IDEA-CBC-SHA"
  91 # define SSL3_TXT_RSA_DES_40_CBC_SHA             "EXP-DES-CBC-SHA"
  92 # define SSL3_TXT_RSA_DES_64_CBC_SHA             "DES-CBC-SHA"
  93 # define SSL3_TXT_RSA_DES_192_CBC3_SHA           "DES-CBC3-SHA"
  94
  95 # define SSL3_TXT_DH_DSS_DES_40_CBC_SHA          "EXP-DH-DSS-DES-CBC-SHA"
  96 # define SSL3_TXT_DH_DSS_DES_64_CBC_SHA          "DH-DSS-DES-CBC-SHA"
  97 # define SSL3_TXT_DH_DSS_DES_192_CBC3_SHA        "DH-DSS-DES-CBC3-SHA"
  98 # define SSL3_TXT_DH_RSA_DES_40_CBC_SHA          "EXP-DH-RSA-DES-CBC-SHA"
  99 # define SSL3_TXT_DH_RSA_DES_64_CBC_SHA          "DH-RSA-DES-CBC-SHA"
 100 # define SSL3_TXT_DH_RSA_DES_192_CBC3_SHA        "DH-RSA-DES-CBC3-SHA"
 101
 102 # define SSL3_TXT_DHE_DSS_DES_40_CBC_SHA         "EXP-DHE-DSS-DES-CBC-SHA"
 103 # define SSL3_TXT_DHE_DSS_DES_64_CBC_SHA         "DHE-DSS-DES-CBC-SHA"
 104 # define SSL3_TXT_DHE_DSS_DES_192_CBC3_SHA       "DHE-DSS-DES-CBC3-SHA"
 105 # define SSL3_TXT_DHE_RSA_DES_40_CBC_SHA         "EXP-DHE-RSA-DES-CBC-SHA"
 106 # define SSL3_TXT_DHE_RSA_DES_64_CBC_SHA         "DHE-RSA-DES-CBC-SHA"
 107 # define SSL3_TXT_DHE_RSA_DES_192_CBC3_SHA       "DHE-RSA-DES-CBC3-SHA"
 108
 109 /*
 110  * This next block of six "EDH" labels is for backward compatibility with
 111  * older versions of OpenSSL.  New code should use the six "DHE" labels above
 112  * instead:
 113  */
 114 # define SSL3_TXT_EDH_DSS_DES_40_CBC_SHA         "EXP-EDH-DSS-DES-CBC-SHA"
 115 # define SSL3_TXT_EDH_DSS_DES_64_CBC_SHA         "EDH-DSS-DES-CBC-SHA"
 116 # define SSL3_TXT_EDH_DSS_DES_192_CBC3_SHA       "EDH-DSS-DES-CBC3-SHA"
 117 # define SSL3_TXT_EDH_RSA_DES_40_CBC_SHA         "EXP-EDH-RSA-DES-CBC-SHA"
 118 # define SSL3_TXT_EDH_RSA_DES_64_CBC_SHA         "EDH-RSA-DES-CBC-SHA"
 119 # define SSL3_TXT_EDH_RSA_DES_192_CBC3_SHA       "EDH-RSA-DES-CBC3-SHA"
 120
 121 # define SSL3_TXT_ADH_RC4_40_MD5                 "EXP-ADH-RC4-MD5"
 122 # define SSL3_TXT_ADH_RC4_128_MD5                "ADH-RC4-MD5"
 123 # define SSL3_TXT_ADH_DES_40_CBC_SHA             "EXP-ADH-DES-CBC-SHA"
 124 # define SSL3_TXT_ADH_DES_64_CBC_SHA             "ADH-DES-CBC-SHA"
 125 # define SSL3_TXT_ADH_DES_192_CBC_SHA            "ADH-DES-CBC3-SHA"
 126
 127 # define SSL3_SSL_SESSION_ID_LENGTH              32
 128 # define SSL3_MAX_SSL_SESSION_ID_LENGTH          32
 129
 130 # define SSL3_MASTER_SECRET_SIZE                 48
 131 # define SSL3_RANDOM_SIZE                        32
 132 # define SSL3_SESSION_ID_SIZE                    32
 133 # define SSL3_RT_HEADER_LENGTH                   5
 134
 135 # define SSL3_HM_HEADER_LENGTH                  4
 136
 137 # ifndef SSL3_ALIGN_PAYLOAD
 138  /*
 139   * Some will argue that this increases memory footprint, but it's not
 140   * actually true. Point is that malloc has to return at least 64-bit aligned
 141   * pointers, meaning that allocating 5 bytes wastes 3 bytes in either case.
 142   * Suggested pre-gaping simply moves these wasted bytes from the end of
 143   * allocated region to its front, but makes data payload aligned, which
 144   * improves performance:-)
 145   */
 146 #  define SSL3_ALIGN_PAYLOAD                     8
 147 # else
 148 #  if (SSL3_ALIGN_PAYLOAD&(SSL3_ALIGN_PAYLOAD-1))!=0
 149 #   error "insane SSL3_ALIGN_PAYLOAD"
 150 #   undef SSL3_ALIGN_PAYLOAD
 151 #  endif
 152 # endif
 153
 154 /*
 155  * This is the maximum MAC (digest) size used by the SSL library. Currently
 156  * maximum of 20 is used by SHA1, but we reserve for future extension for
 157  * 512-bit hashes.
 158  */
 159
 160 # define SSL3_RT_MAX_MD_SIZE                     64
 161
 162 /*
 163  * Maximum block size used in all ciphersuites. Currently 16 for AES.
 164  */
 165
 166 # define SSL_RT_MAX_CIPHER_BLOCK_SIZE            16
 167
 168 # define SSL3_RT_MAX_EXTRA                       (16384)
 169
 170 /* Maximum plaintext length: defined by SSL/TLS standards */
 171 # define SSL3_RT_MAX_PLAIN_LENGTH                16384
 172 /* Maximum compression overhead: defined by SSL/TLS standards */
 173 # define SSL3_RT_MAX_COMPRESSED_OVERHEAD         1024
 174
 175 /*
 176  * The standards give a maximum encryption overhead of 1024 bytes. In
 177  * practice the value is lower than this. The overhead is the maximum number
 178  * of padding bytes (256) plus the mac size.
 179  */
 180 # define SSL3_RT_MAX_ENCRYPTED_OVERHEAD        (256 + SSL3_RT_MAX_MD_SIZE)
 181 # define SSL3_RT_MAX_TLS13_ENCRYPTED_OVERHEAD  256
 182
 183 /*
 184  * OpenSSL currently only uses a padding length of at most one block so the
 185  * send overhead is smaller.
 186  */
 187
 188 # define SSL3_RT_SEND_MAX_ENCRYPTED_OVERHEAD \
 189                         (SSL_RT_MAX_CIPHER_BLOCK_SIZE + SSL3_RT_MAX_MD_SIZE)
 190
 191 /* If compression isn't used don't include the compression overhead */
 192
 193 # ifdef OPENSSL_NO_COMP
 194 #  define SSL3_RT_MAX_COMPRESSED_LENGTH           SSL3_RT_MAX_PLAIN_LENGTH
 195 # else
 196 #  define SSL3_RT_MAX_COMPRESSED_LENGTH   \
 197             (SSL3_RT_MAX_PLAIN_LENGTH+SSL3_RT_MAX_COMPRESSED_OVERHEAD)
 198 # endif
 199 # define SSL3_RT_MAX_ENCRYPTED_LENGTH    \
 200             (SSL3_RT_MAX_ENCRYPTED_OVERHEAD+SSL3_RT_MAX_COMPRESSED_LENGTH)
 201 # define SSL3_RT_MAX_TLS13_ENCRYPTED_LENGTH \
 202             (SSL3_RT_MAX_PLAIN_LENGTH + SSL3_RT_MAX_TLS13_ENCRYPTED_OVERHEAD)
 203 # define SSL3_RT_MAX_PACKET_SIZE         \
 204             (SSL3_RT_MAX_ENCRYPTED_LENGTH+SSL3_RT_HEADER_LENGTH)
 205
 206 # define SSL3_MD_CLIENT_FINISHED_CONST   "\x43\x4C\x4E\x54"
 207 # define SSL3_MD_SERVER_FINISHED_CONST   "\x53\x52\x56\x52"
 208
 209 # define SSL3_VERSION                    0x0300
 210 # define SSL3_VERSION_MAJOR              0x03
 211 # define SSL3_VERSION_MINOR              0x00
 212
 213 # define SSL3_RT_CHANGE_CIPHER_SPEC      20
 214 # define SSL3_RT_ALERT                   21
 215 # define SSL3_RT_HANDSHAKE               22
 216 # define SSL3_RT_APPLICATION_DATA        23
 217
 218 /* Pseudo content types to indicate additional parameters */
 219 # define TLS1_RT_CRYPTO                  0x1000
 220 # define TLS1_RT_CRYPTO_PREMASTER        (TLS1_RT_CRYPTO | 0x1)
 221 # define TLS1_RT_CRYPTO_CLIENT_RANDOM    (TLS1_RT_CRYPTO | 0x2)
 222 # define TLS1_RT_CRYPTO_SERVER_RANDOM    (TLS1_RT_CRYPTO | 0x3)
 223 # define TLS1_RT_CRYPTO_MASTER           (TLS1_RT_CRYPTO | 0x4)
 224
 225 # define TLS1_RT_CRYPTO_READ             0x0000
 226 # define TLS1_RT_CRYPTO_WRITE            0x0100
 227 # define TLS1_RT_CRYPTO_MAC              (TLS1_RT_CRYPTO | 0x5)
 228 # define TLS1_RT_CRYPTO_KEY              (TLS1_RT_CRYPTO | 0x6)
 229 # define TLS1_RT_CRYPTO_IV               (TLS1_RT_CRYPTO | 0x7)
 230 # define TLS1_RT_CRYPTO_FIXED_IV         (TLS1_RT_CRYPTO | 0x8)
 231
 232 /* Pseudo content types for SSL/TLS header info */
 233 # define SSL3_RT_HEADER                  0x100
 234 # define SSL3_RT_INNER_CONTENT_TYPE      0x101
 235
 236 # define SSL3_AL_WARNING                 1
 237 # define SSL3_AL_FATAL                   2
 238
 239 # define SSL3_AD_CLOSE_NOTIFY             0
 240 # define SSL3_AD_UNEXPECTED_MESSAGE      10/* fatal */
 241 # define SSL3_AD_BAD_RECORD_MAC          20/* fatal */
 242 # define SSL3_AD_DECOMPRESSION_FAILURE   30/* fatal */
 243 # define SSL3_AD_HANDSHAKE_FAILURE       40/* fatal */
 244 # define SSL3_AD_NO_CERTIFICATE          41
 245 # define SSL3_AD_BAD_CERTIFICATE         42
 246 # define SSL3_AD_UNSUPPORTED_CERTIFICATE 43
 247 # define SSL3_AD_CERTIFICATE_REVOKED     44
 248 # define SSL3_AD_CERTIFICATE_EXPIRED     45
 249 # define SSL3_AD_CERTIFICATE_UNKNOWN     46
 250 # define SSL3_AD_ILLEGAL_PARAMETER       47/* fatal */
 251
 252 # define TLS1_HB_REQUEST         1
 253 # define TLS1_HB_RESPONSE        2
 254
 255
 256 # define SSL3_CT_RSA_SIGN                        1
 257 # define SSL3_CT_DSS_SIGN                        2
 258 # define SSL3_CT_RSA_FIXED_DH                    3
 259 # define SSL3_CT_DSS_FIXED_DH                    4
 260 # define SSL3_CT_RSA_EPHEMERAL_DH                5
 261 # define SSL3_CT_DSS_EPHEMERAL_DH                6
 262 # define SSL3_CT_FORTEZZA_DMS                    20
 263 /*
 264  * SSL3_CT_NUMBER is used to size arrays and it must be large enough to
 265  * contain all of the cert types defined for *either* SSLv3 and TLSv1.
 266  */
 267 # define SSL3_CT_NUMBER                  10
 268
 269 # if defined(TLS_CT_NUMBER)
 270 #  if TLS_CT_NUMBER != SSL3_CT_NUMBER
 271 #    error "SSL/TLS CT_NUMBER values do not match"
 272 #  endif
 273 # endif
 274
 275 /* No longer used as of OpenSSL 1.1.1 */
 276 # define SSL3_FLAGS_NO_RENEGOTIATE_CIPHERS       0x0001
 277
 278 /* Removed from OpenSSL 1.1.0 */
 279 # define TLS1_FLAGS_TLS_PADDING_BUG              0x0
 280
 281 # define TLS1_FLAGS_SKIP_CERT_VERIFY             0x0010
 282
 283 /* Set if we encrypt then mac instead of usual mac then encrypt */
 284 # define TLS1_FLAGS_ENCRYPT_THEN_MAC_READ        0x0100
 285 # define TLS1_FLAGS_ENCRYPT_THEN_MAC             TLS1_FLAGS_ENCRYPT_THEN_MAC_READ
 286
 287 /* Set if extended master secret extension received from peer */
 288 # define TLS1_FLAGS_RECEIVED_EXTMS               0x0200
 289
 290 # define TLS1_FLAGS_ENCRYPT_THEN_MAC_WRITE       0x0400
 291
 292 # define TLS1_FLAGS_STATELESS                    0x0800
 293
 294 # define SSL3_MT_HELLO_REQUEST                   0
 295 # define SSL3_MT_CLIENT_HELLO                    1
 296 # define SSL3_MT_SERVER_HELLO                    2
 297 # define SSL3_MT_NEWSESSION_TICKET               4
 298 # define SSL3_MT_END_OF_EARLY_DATA               5
 299 # define SSL3_MT_ENCRYPTED_EXTENSIONS            8
 300 # define SSL3_MT_CERTIFICATE                     11
 301 # define SSL3_MT_SERVER_KEY_EXCHANGE             12
 302 # define SSL3_MT_CERTIFICATE_REQUEST             13
 303 # define SSL3_MT_SERVER_DONE                     14
 304 # define SSL3_MT_CERTIFICATE_VERIFY              15
 305 # define SSL3_MT_CLIENT_KEY_EXCHANGE             16
 306 # define SSL3_MT_FINISHED                        20
 307 # define SSL3_MT_CERTIFICATE_URL                 21
 308 # define SSL3_MT_CERTIFICATE_STATUS              22
 309 # define SSL3_MT_SUPPLEMENTAL_DATA               23
 310 # define SSL3_MT_KEY_UPDATE                      24
 311 # ifndef OPENSSL_NO_NEXTPROTONEG
 312 #  define SSL3_MT_NEXT_PROTO                     67
 313 # endif
 314 # define SSL3_MT_MESSAGE_HASH                    254
 315 # define DTLS1_MT_HELLO_VERIFY_REQUEST           3
 316
 317 /* Dummy message type for handling CCS like a normal handshake message */
 318 # define SSL3_MT_CHANGE_CIPHER_SPEC              0x0101
 319
 320 # define SSL3_MT_CCS                             1
 321
 322 /* These are used when changing over to a new cipher */
 323 # define SSL3_CC_READ            0x001
 324 # define SSL3_CC_WRITE           0x002
 325 # define SSL3_CC_CLIENT          0x010
 326 # define SSL3_CC_SERVER          0x020
 327 # define SSL3_CC_EARLY           0x040
 328 # define SSL3_CC_HANDSHAKE       0x080
 329 # define SSL3_CC_APPLICATION     0x100
 330 # define SSL3_CHANGE_CIPHER_CLIENT_WRITE (SSL3_CC_CLIENT|SSL3_CC_WRITE)
 331 # define SSL3_CHANGE_CIPHER_SERVER_READ  (SSL3_CC_SERVER|SSL3_CC_READ)
 332 # define SSL3_CHANGE_CIPHER_CLIENT_READ  (SSL3_CC_CLIENT|SSL3_CC_READ)
 333 # define SSL3_CHANGE_CIPHER_SERVER_WRITE (SSL3_CC_SERVER|SSL3_CC_WRITE)
 334
 335 #ifdef  __cplusplus
 336 }
 337 #endif
 338 #endif