include/openssl/ssl3.h

   1 /*
   2  * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
   3  *
   4  * Licensed under the OpenSSL license (the "License").  You may not use
   5  * this file except in compliance with the License.  You can obtain a copy
   6  * in the file LICENSE in the source distribution or at
   7  * https://www.openssl.org/source/license.html
   8  */
   9
  10 /* ====================================================================
  11  * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
  12  * ECC cipher suite support in OpenSSL originally developed by
  13  * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
  14  */
  15
  16 #ifndef HEADER_SSL3_H
  17 # define HEADER_SSL3_H
  18
  19 # include <openssl/comp.h>
  20 # include <openssl/buffer.h>
  21 # include <openssl/evp.h>
  22 # include <openssl/ssl.h>
  23
  24 #ifdef  __cplusplus
  25 extern "C" {
  26 #endif
  27
  28 /*
  29  * Signalling cipher suite value from RFC 5746
  30  * (TLS_EMPTY_RENEGOTIATION_INFO_SCSV)
  31  */
  32 # define SSL3_CK_SCSV                            0x030000FF
  33
  34 /*
  35  * Signalling cipher suite value from draft-ietf-tls-downgrade-scsv-00
  36  * (TLS_FALLBACK_SCSV)
  37  */
  38 # define SSL3_CK_FALLBACK_SCSV                   0x03005600
  39
  40 # define SSL3_CK_RSA_NULL_MD5                    0x03000001
  41 # define SSL3_CK_RSA_NULL_SHA                    0x03000002
  42 # define SSL3_CK_RSA_RC4_40_MD5                  0x03000003
  43 # define SSL3_CK_RSA_RC4_128_MD5                 0x03000004
  44 # define SSL3_CK_RSA_RC4_128_SHA                 0x03000005
  45 # define SSL3_CK_RSA_RC2_40_MD5                  0x03000006
  46 # define SSL3_CK_RSA_IDEA_128_SHA                0x03000007
  47 # define SSL3_CK_RSA_DES_40_CBC_SHA              0x03000008
  48 # define SSL3_CK_RSA_DES_64_CBC_SHA              0x03000009
  49 # define SSL3_CK_RSA_DES_192_CBC3_SHA            0x0300000A
  50
  51 # define SSL3_CK_DH_DSS_DES_40_CBC_SHA           0x0300000B
  52 # define SSL3_CK_DH_DSS_DES_64_CBC_SHA           0x0300000C
  53 # define SSL3_CK_DH_DSS_DES_192_CBC3_SHA         0x0300000D
  54 # define SSL3_CK_DH_RSA_DES_40_CBC_SHA           0x0300000E
  55 # define SSL3_CK_DH_RSA_DES_64_CBC_SHA           0x0300000F
  56 # define SSL3_CK_DH_RSA_DES_192_CBC3_SHA         0x03000010
  57
  58 # define SSL3_CK_DHE_DSS_DES_40_CBC_SHA          0x03000011
  59 # define SSL3_CK_EDH_DSS_DES_40_CBC_SHA          SSL3_CK_DHE_DSS_DES_40_CBC_SHA
  60 # define SSL3_CK_DHE_DSS_DES_64_CBC_SHA          0x03000012
  61 # define SSL3_CK_EDH_DSS_DES_64_CBC_SHA          SSL3_CK_DHE_DSS_DES_64_CBC_SHA
  62 # define SSL3_CK_DHE_DSS_DES_192_CBC3_SHA        0x03000013
  63 # define SSL3_CK_EDH_DSS_DES_192_CBC3_SHA        SSL3_CK_DHE_DSS_DES_192_CBC3_SHA
  64 # define SSL3_CK_DHE_RSA_DES_40_CBC_SHA          0x03000014
  65 # define SSL3_CK_EDH_RSA_DES_40_CBC_SHA          SSL3_CK_DHE_RSA_DES_40_CBC_SHA
  66 # define SSL3_CK_DHE_RSA_DES_64_CBC_SHA          0x03000015
  67 # define SSL3_CK_EDH_RSA_DES_64_CBC_SHA          SSL3_CK_DHE_RSA_DES_64_CBC_SHA
  68 # define SSL3_CK_DHE_RSA_DES_192_CBC3_SHA        0x03000016
  69 # define SSL3_CK_EDH_RSA_DES_192_CBC3_SHA        SSL3_CK_DHE_RSA_DES_192_CBC3_SHA
  70
  71 # define SSL3_CK_ADH_RC4_40_MD5                  0x03000017
  72 # define SSL3_CK_ADH_RC4_128_MD5                 0x03000018
  73 # define SSL3_CK_ADH_DES_40_CBC_SHA              0x03000019
  74 # define SSL3_CK_ADH_DES_64_CBC_SHA              0x0300001A
  75 # define SSL3_CK_ADH_DES_192_CBC_SHA             0x0300001B
  76
  77 # define SSL3_TXT_RSA_NULL_MD5                   "NULL-MD5"
  78 # define SSL3_TXT_RSA_NULL_SHA                   "NULL-SHA"
  79 # define SSL3_TXT_RSA_RC4_40_MD5                 "EXP-RC4-MD5"
  80 # define SSL3_TXT_RSA_RC4_128_MD5                "RC4-MD5"
  81 # define SSL3_TXT_RSA_RC4_128_SHA                "RC4-SHA"
  82 # define SSL3_TXT_RSA_RC2_40_MD5                 "EXP-RC2-CBC-MD5"
  83 # define SSL3_TXT_RSA_IDEA_128_SHA               "IDEA-CBC-SHA"
  84 # define SSL3_TXT_RSA_DES_40_CBC_SHA             "EXP-DES-CBC-SHA"
  85 # define SSL3_TXT_RSA_DES_64_CBC_SHA             "DES-CBC-SHA"
  86 # define SSL3_TXT_RSA_DES_192_CBC3_SHA           "DES-CBC3-SHA"
  87
  88 # define SSL3_TXT_DH_DSS_DES_40_CBC_SHA          "EXP-DH-DSS-DES-CBC-SHA"
  89 # define SSL3_TXT_DH_DSS_DES_64_CBC_SHA          "DH-DSS-DES-CBC-SHA"
  90 # define SSL3_TXT_DH_DSS_DES_192_CBC3_SHA        "DH-DSS-DES-CBC3-SHA"
  91 # define SSL3_TXT_DH_RSA_DES_40_CBC_SHA          "EXP-DH-RSA-DES-CBC-SHA"
  92 # define SSL3_TXT_DH_RSA_DES_64_CBC_SHA          "DH-RSA-DES-CBC-SHA"
  93 # define SSL3_TXT_DH_RSA_DES_192_CBC3_SHA        "DH-RSA-DES-CBC3-SHA"
  94
  95 # define SSL3_TXT_DHE_DSS_DES_40_CBC_SHA         "EXP-DHE-DSS-DES-CBC-SHA"
  96 # define SSL3_TXT_DHE_DSS_DES_64_CBC_SHA         "DHE-DSS-DES-CBC-SHA"
  97 # define SSL3_TXT_DHE_DSS_DES_192_CBC3_SHA       "DHE-DSS-DES-CBC3-SHA"
  98 # define SSL3_TXT_DHE_RSA_DES_40_CBC_SHA         "EXP-DHE-RSA-DES-CBC-SHA"
  99 # define SSL3_TXT_DHE_RSA_DES_64_CBC_SHA         "DHE-RSA-DES-CBC-SHA"
 100 # define SSL3_TXT_DHE_RSA_DES_192_CBC3_SHA       "DHE-RSA-DES-CBC3-SHA"
 101
 102 /*
 103  * This next block of six "EDH" labels is for backward compatibility with
 104  * older versions of OpenSSL.  New code should use the six "DHE" labels above
 105  * instead:
 106  */
 107 # define SSL3_TXT_EDH_DSS_DES_40_CBC_SHA         "EXP-EDH-DSS-DES-CBC-SHA"
 108 # define SSL3_TXT_EDH_DSS_DES_64_CBC_SHA         "EDH-DSS-DES-CBC-SHA"
 109 # define SSL3_TXT_EDH_DSS_DES_192_CBC3_SHA       "EDH-DSS-DES-CBC3-SHA"
 110 # define SSL3_TXT_EDH_RSA_DES_40_CBC_SHA         "EXP-EDH-RSA-DES-CBC-SHA"
 111 # define SSL3_TXT_EDH_RSA_DES_64_CBC_SHA         "EDH-RSA-DES-CBC-SHA"
 112 # define SSL3_TXT_EDH_RSA_DES_192_CBC3_SHA       "EDH-RSA-DES-CBC3-SHA"
 113
 114 # define SSL3_TXT_ADH_RC4_40_MD5                 "EXP-ADH-RC4-MD5"
 115 # define SSL3_TXT_ADH_RC4_128_MD5                "ADH-RC4-MD5"
 116 # define SSL3_TXT_ADH_DES_40_CBC_SHA             "EXP-ADH-DES-CBC-SHA"
 117 # define SSL3_TXT_ADH_DES_64_CBC_SHA             "ADH-DES-CBC-SHA"
 118 # define SSL3_TXT_ADH_DES_192_CBC_SHA            "ADH-DES-CBC3-SHA"
 119
 120 # define SSL3_SSL_SESSION_ID_LENGTH              32
 121 # define SSL3_MAX_SSL_SESSION_ID_LENGTH          32
 122
 123 # define SSL3_MASTER_SECRET_SIZE                 48
 124 # define SSL3_RANDOM_SIZE                        32
 125 # define SSL3_SESSION_ID_SIZE                    32
 126 # define SSL3_RT_HEADER_LENGTH                   5
 127
 128 # define SSL3_HM_HEADER_LENGTH                  4
 129
 130 # ifndef SSL3_ALIGN_PAYLOAD
 131  /*
 132   * Some will argue that this increases memory footprint, but it's not
 133   * actually true. Point is that malloc has to return at least 64-bit aligned
 134   * pointers, meaning that allocating 5 bytes wastes 3 bytes in either case.
 135   * Suggested pre-gaping simply moves these wasted bytes from the end of
 136   * allocated region to its front, but makes data payload aligned, which
 137   * improves performance:-)
 138   */
 139 #  define SSL3_ALIGN_PAYLOAD                     8
 140 # else
 141 #  if (SSL3_ALIGN_PAYLOAD&(SSL3_ALIGN_PAYLOAD-1))!=0
 142 #   error "insane SSL3_ALIGN_PAYLOAD"
 143 #   undef SSL3_ALIGN_PAYLOAD
 144 #  endif
 145 # endif
 146
 147 /*
 148  * This is the maximum MAC (digest) size used by the SSL library. Currently
 149  * maximum of 20 is used by SHA1, but we reserve for future extension for
 150  * 512-bit hashes.
 151  */
 152
 153 # define SSL3_RT_MAX_MD_SIZE                     64
 154
 155 /*
 156  * Maximum block size used in all ciphersuites. Currently 16 for AES.
 157  */
 158
 159 # define SSL_RT_MAX_CIPHER_BLOCK_SIZE            16
 160
 161 # define SSL3_RT_MAX_EXTRA                       (16384)
 162
 163 /* Maximum plaintext length: defined by SSL/TLS standards */
 164 # define SSL3_RT_MAX_PLAIN_LENGTH                16384
 165 /* Maximum compression overhead: defined by SSL/TLS standards */
 166 # define SSL3_RT_MAX_COMPRESSED_OVERHEAD         1024
 167
 168 /*
 169  * The standards give a maximum encryption overhead of 1024 bytes. In
 170  * practice the value is lower than this. The overhead is the maximum number
 171  * of padding bytes (256) plus the mac size.
 172  */
 173 # define SSL3_RT_MAX_ENCRYPTED_OVERHEAD  (256 + SSL3_RT_MAX_MD_SIZE)
 174
 175 /*
 176  * OpenSSL currently only uses a padding length of at most one block so the
 177  * send overhead is smaller.
 178  */
 179
 180 # define SSL3_RT_SEND_MAX_ENCRYPTED_OVERHEAD \
 181                         (SSL_RT_MAX_CIPHER_BLOCK_SIZE + SSL3_RT_MAX_MD_SIZE)
 182
 183 /* If compression isn't used don't include the compression overhead */
 184
 185 # ifdef OPENSSL_NO_COMP
 186 #  define SSL3_RT_MAX_COMPRESSED_LENGTH           SSL3_RT_MAX_PLAIN_LENGTH
 187 # else
 188 #  define SSL3_RT_MAX_COMPRESSED_LENGTH   \
 189                 (SSL3_RT_MAX_PLAIN_LENGTH+SSL3_RT_MAX_COMPRESSED_OVERHEAD)
 190 # endif
 191 # define SSL3_RT_MAX_ENCRYPTED_LENGTH    \
 192                 (SSL3_RT_MAX_ENCRYPTED_OVERHEAD+SSL3_RT_MAX_COMPRESSED_LENGTH)
 193 # define SSL3_RT_MAX_PACKET_SIZE         \
 194                 (SSL3_RT_MAX_ENCRYPTED_LENGTH+SSL3_RT_HEADER_LENGTH)
 195
 196 # define SSL3_MD_CLIENT_FINISHED_CONST   "\x43\x4C\x4E\x54"
 197 # define SSL3_MD_SERVER_FINISHED_CONST   "\x53\x52\x56\x52"
 198
 199 # define SSL3_VERSION                    0x0300
 200 # define SSL3_VERSION_MAJOR              0x03
 201 # define SSL3_VERSION_MINOR              0x00
 202
 203 # define SSL3_RT_CHANGE_CIPHER_SPEC      20
 204 # define SSL3_RT_ALERT                   21
 205 # define SSL3_RT_HANDSHAKE               22
 206 # define SSL3_RT_APPLICATION_DATA        23
 207 # define DTLS1_RT_HEARTBEAT              24
 208
 209 /* Pseudo content types to indicate additional parameters */
 210 # define TLS1_RT_CRYPTO                  0x1000
 211 # define TLS1_RT_CRYPTO_PREMASTER        (TLS1_RT_CRYPTO | 0x1)
 212 # define TLS1_RT_CRYPTO_CLIENT_RANDOM    (TLS1_RT_CRYPTO | 0x2)
 213 # define TLS1_RT_CRYPTO_SERVER_RANDOM    (TLS1_RT_CRYPTO | 0x3)
 214 # define TLS1_RT_CRYPTO_MASTER           (TLS1_RT_CRYPTO | 0x4)
 215
 216 # define TLS1_RT_CRYPTO_READ             0x0000
 217 # define TLS1_RT_CRYPTO_WRITE            0x0100
 218 # define TLS1_RT_CRYPTO_MAC              (TLS1_RT_CRYPTO | 0x5)
 219 # define TLS1_RT_CRYPTO_KEY              (TLS1_RT_CRYPTO | 0x6)
 220 # define TLS1_RT_CRYPTO_IV               (TLS1_RT_CRYPTO | 0x7)
 221 # define TLS1_RT_CRYPTO_FIXED_IV         (TLS1_RT_CRYPTO | 0x8)
 222
 223 /* Pseudo content type for SSL/TLS header info */
 224 # define SSL3_RT_HEADER                  0x100
 225
 226 # define SSL3_AL_WARNING                 1
 227 # define SSL3_AL_FATAL                   2
 228
 229 # define SSL3_AD_CLOSE_NOTIFY             0
 230 # define SSL3_AD_UNEXPECTED_MESSAGE      10/* fatal */
 231 # define SSL3_AD_BAD_RECORD_MAC          20/* fatal */
 232 # define SSL3_AD_DECOMPRESSION_FAILURE   30/* fatal */
 233 # define SSL3_AD_HANDSHAKE_FAILURE       40/* fatal */
 234 # define SSL3_AD_NO_CERTIFICATE          41
 235 # define SSL3_AD_BAD_CERTIFICATE         42
 236 # define SSL3_AD_UNSUPPORTED_CERTIFICATE 43
 237 # define SSL3_AD_CERTIFICATE_REVOKED     44
 238 # define SSL3_AD_CERTIFICATE_EXPIRED     45
 239 # define SSL3_AD_CERTIFICATE_UNKNOWN     46
 240 # define SSL3_AD_ILLEGAL_PARAMETER       47/* fatal */
 241
 242 # define TLS1_HB_REQUEST         1
 243 # define TLS1_HB_RESPONSE        2
 244
 245
 246 # define SSL3_CT_RSA_SIGN                        1
 247 # define SSL3_CT_DSS_SIGN                        2
 248 # define SSL3_CT_RSA_FIXED_DH                    3
 249 # define SSL3_CT_DSS_FIXED_DH                    4
 250 # define SSL3_CT_RSA_EPHEMERAL_DH                5
 251 # define SSL3_CT_DSS_EPHEMERAL_DH                6
 252 # define SSL3_CT_FORTEZZA_DMS                    20
 253 /*
 254  * SSL3_CT_NUMBER is used to size arrays and it must be large enough to
 255  * contain all of the cert types defined either for SSLv3 and TLSv1.
 256  */
 257 # define SSL3_CT_NUMBER                  9
 258
 259 # define SSL3_FLAGS_NO_RENEGOTIATE_CIPHERS       0x0001
 260
 261 /* Removed from OpenSSL 1.1.0 */
 262 # define TLS1_FLAGS_TLS_PADDING_BUG              0x0
 263
 264 # define TLS1_FLAGS_SKIP_CERT_VERIFY             0x0010
 265
 266 /* Set if we encrypt then mac instead of usual mac then encrypt */
 267 # define TLS1_FLAGS_ENCRYPT_THEN_MAC             0x0100
 268
 269 /* Set if extended master secret extension received from peer */
 270 # define TLS1_FLAGS_RECEIVED_EXTMS               0x0200
 271
 272 # define SSL3_MT_HELLO_REQUEST                   0
 273 # define SSL3_MT_CLIENT_HELLO                    1
 274 # define SSL3_MT_SERVER_HELLO                    2
 275 # define SSL3_MT_NEWSESSION_TICKET               4
 276 # define SSL3_MT_CERTIFICATE                     11
 277 # define SSL3_MT_SERVER_KEY_EXCHANGE             12
 278 # define SSL3_MT_CERTIFICATE_REQUEST             13
 279 # define SSL3_MT_SERVER_DONE                     14
 280 # define SSL3_MT_CERTIFICATE_VERIFY              15
 281 # define SSL3_MT_CLIENT_KEY_EXCHANGE             16
 282 # define SSL3_MT_FINISHED                        20
 283 # define SSL3_MT_CERTIFICATE_STATUS              22
 284 # ifndef OPENSSL_NO_NEXTPROTONEG
 285 #  define SSL3_MT_NEXT_PROTO                      67
 286 # endif
 287 # define DTLS1_MT_HELLO_VERIFY_REQUEST    3
 288
 289 /* Dummy message type for handling CCS like a normal handshake message */
 290 # define SSL3_MT_CHANGE_CIPHER_SPEC              0x0101
 291
 292 # define SSL3_MT_CCS                             1
 293
 294 /* These are used when changing over to a new cipher */
 295 # define SSL3_CC_READ            0x01
 296 # define SSL3_CC_WRITE           0x02
 297 # define SSL3_CC_CLIENT          0x10
 298 # define SSL3_CC_SERVER          0x20
 299 # define SSL3_CC_HANDSHAKE       0x40
 300 # define SSL3_CC_APPLICATION     0x80
 301 # define SSL3_CHANGE_CIPHER_CLIENT_WRITE (SSL3_CC_CLIENT|SSL3_CC_WRITE)
 302 # define SSL3_CHANGE_CIPHER_SERVER_READ  (SSL3_CC_SERVER|SSL3_CC_READ)
 303 # define SSL3_CHANGE_CIPHER_CLIENT_READ  (SSL3_CC_CLIENT|SSL3_CC_READ)
 304 # define SSL3_CHANGE_CIPHER_SERVER_WRITE (SSL3_CC_SERVER|SSL3_CC_WRITE)
 305
 306 #ifdef  __cplusplus
 307 }
 308 #endif
 309 #endif