release/src/router/openssl/ssl/ssl3.h

   1 /* ssl/ssl3.h */
   2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
   3  * All rights reserved.
   4  *
   5  * This package is an SSL implementation written
   6  * by Eric Young (eay@cryptsoft.com).
   7  * The implementation was written so as to conform with Netscapes SSL.
   8  *
   9  * This library is free for commercial and non-commercial use as long as
  10  * the following conditions are aheared to.  The following conditions
  11  * apply to all code found in this distribution, be it the RC4, RSA,
  12  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
  13  * included with this distribution is covered by the same copyright terms
  14  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
  15  *
  16  * Copyright remains Eric Young's, and as such any Copyright notices in
  17  * the code are not to be removed.
  18  * If this package is used in a product, Eric Young should be given attribution
  19  * as the author of the parts of the library used.
  20  * This can be in the form of a textual message at program startup or
  21  * in documentation (online or textual) provided with the package.
  22  *
  23  * Redistribution and use in source and binary forms, with or without
  24  * modification, are permitted provided that the following conditions
  25  * are met:
  26  * 1. Redistributions of source code must retain the copyright
  27  *    notice, this list of conditions and the following disclaimer.
  28  * 2. Redistributions in binary form must reproduce the above copyright
  29  *    notice, this list of conditions and the following disclaimer in the
  30  *    documentation and/or other materials provided with the distribution.
  31  * 3. All advertising materials mentioning features or use of this software
  32  *    must display the following acknowledgement:
  33  *    "This product includes cryptographic software written by
  34  *     Eric Young (eay@cryptsoft.com)"
  35  *    The word 'cryptographic' can be left out if the rouines from the library
  36  *    being used are not cryptographic related :-).
  37  * 4. If you include any Windows specific code (or a derivative thereof) from
  38  *    the apps directory (application code) you must include an acknowledgement:
  39  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
  40  *
  41  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
  42  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  43  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  44  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  45  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  46  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  47  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  48  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  49  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  50  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  51  * SUCH DAMAGE.
  52  *
  53  * The licence and distribution terms for any publically available version or
  54  * derivative of this code cannot be changed.  i.e. this code cannot simply be
  55  * copied and put under another distribution licence
  56  * [including the GNU Public Licence.]
  57  */
  58 /* ====================================================================
  59  * Copyright (c) 1998-2002 The OpenSSL Project.  All rights reserved.
  60  *
  61  * Redistribution and use in source and binary forms, with or without
  62  * modification, are permitted provided that the following conditions
  63  * are met:
  64  *
  65  * 1. Redistributions of source code must retain the above copyright
  66  *    notice, this list of conditions and the following disclaimer.
  67  *
  68  * 2. Redistributions in binary form must reproduce the above copyright
  69  *    notice, this list of conditions and the following disclaimer in
  70  *    the documentation and/or other materials provided with the
  71  *    distribution.
  72  *
  73  * 3. All advertising materials mentioning features or use of this
  74  *    software must display the following acknowledgment:
  75  *    "This product includes software developed by the OpenSSL Project
  76  *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
  77  *
  78  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
  79  *    endorse or promote products derived from this software without
  80  *    prior written permission. For written permission, please contact
  81  *    openssl-core@openssl.org.
  82  *
  83  * 5. Products derived from this software may not be called "OpenSSL"
  84  *    nor may "OpenSSL" appear in their names without prior written
  85  *    permission of the OpenSSL Project.
  86  *
  87  * 6. Redistributions of any form whatsoever must retain the following
  88  *    acknowledgment:
  89  *    "This product includes software developed by the OpenSSL Project
  90  *    for use in the OpenSSL Toolkit (http://www.openssl.org/)"
  91  *
  92  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
  93  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  94  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  95  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
  96  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  97  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  98  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  99  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 100  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 101  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 102  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 103  * OF THE POSSIBILITY OF SUCH DAMAGE.
 104  * ====================================================================
 105  *
 106  * This product includes cryptographic software written by Eric Young
 107  * (eay@cryptsoft.com).  This product includes software written by Tim
 108  * Hudson (tjh@cryptsoft.com).
 109  *
 110  */
 111
 112 #ifndef HEADER_SSL3_H
 113 #define HEADER_SSL3_H
 114
 115 #ifndef NO_COMP
 116 #include <openssl/comp.h>
 117 #endif
 118 #include <openssl/buffer.h>
 119 #include <openssl/evp.h>
 120 #include <openssl/ssl.h>
 121
 122 #ifdef  __cplusplus
 123 extern "C" {
 124 #endif
 125
 126 #define SSL3_CK_RSA_NULL_MD5                    0x03000001
 127 #define SSL3_CK_RSA_NULL_SHA                    0x03000002
 128 #define SSL3_CK_RSA_RC4_40_MD5                  0x03000003
 129 #define SSL3_CK_RSA_RC4_128_MD5                 0x03000004
 130 #define SSL3_CK_RSA_RC4_128_SHA                 0x03000005
 131 #define SSL3_CK_RSA_RC2_40_MD5                  0x03000006
 132 #define SSL3_CK_RSA_IDEA_128_SHA                0x03000007
 133 #define SSL3_CK_RSA_DES_40_CBC_SHA              0x03000008
 134 #define SSL3_CK_RSA_DES_64_CBC_SHA              0x03000009
 135 #define SSL3_CK_RSA_DES_192_CBC3_SHA            0x0300000A
 136
 137 #define SSL3_CK_DH_DSS_DES_40_CBC_SHA           0x0300000B
 138 #define SSL3_CK_DH_DSS_DES_64_CBC_SHA           0x0300000C
 139 #define SSL3_CK_DH_DSS_DES_192_CBC3_SHA         0x0300000D
 140 #define SSL3_CK_DH_RSA_DES_40_CBC_SHA           0x0300000E
 141 #define SSL3_CK_DH_RSA_DES_64_CBC_SHA           0x0300000F
 142 #define SSL3_CK_DH_RSA_DES_192_CBC3_SHA         0x03000010
 143
 144 #define SSL3_CK_EDH_DSS_DES_40_CBC_SHA          0x03000011
 145 #define SSL3_CK_EDH_DSS_DES_64_CBC_SHA          0x03000012
 146 #define SSL3_CK_EDH_DSS_DES_192_CBC3_SHA        0x03000013
 147 #define SSL3_CK_EDH_RSA_DES_40_CBC_SHA          0x03000014
 148 #define SSL3_CK_EDH_RSA_DES_64_CBC_SHA          0x03000015
 149 #define SSL3_CK_EDH_RSA_DES_192_CBC3_SHA        0x03000016
 150
 151 #define SSL3_CK_ADH_RC4_40_MD5                  0x03000017
 152 #define SSL3_CK_ADH_RC4_128_MD5                 0x03000018
 153 #define SSL3_CK_ADH_DES_40_CBC_SHA              0x03000019
 154 #define SSL3_CK_ADH_DES_64_CBC_SHA              0x0300001A
 155 #define SSL3_CK_ADH_DES_192_CBC_SHA             0x0300001B
 156
 157 #define SSL3_CK_FZA_DMS_NULL_SHA                0x0300001C
 158 #define SSL3_CK_FZA_DMS_FZA_SHA                 0x0300001D
 159 #define SSL3_CK_FZA_DMS_RC4_SHA                 0x0300001E
 160
 161 #define SSL3_TXT_RSA_NULL_MD5                   "NULL-MD5"
 162 #define SSL3_TXT_RSA_NULL_SHA                   "NULL-SHA"
 163 #define SSL3_TXT_RSA_RC4_40_MD5                 "EXP-RC4-MD5"
 164 #define SSL3_TXT_RSA_RC4_128_MD5                "RC4-MD5"
 165 #define SSL3_TXT_RSA_RC4_128_SHA                "RC4-SHA"
 166 #define SSL3_TXT_RSA_RC2_40_MD5                 "EXP-RC2-CBC-MD5"
 167 #define SSL3_TXT_RSA_IDEA_128_SHA               "IDEA-CBC-SHA"
 168 #define SSL3_TXT_RSA_DES_40_CBC_SHA             "EXP-DES-CBC-SHA"
 169 #define SSL3_TXT_RSA_DES_64_CBC_SHA             "DES-CBC-SHA"
 170 #define SSL3_TXT_RSA_DES_192_CBC3_SHA           "DES-CBC3-SHA"
 171
 172 #define SSL3_TXT_DH_DSS_DES_40_CBC_SHA          "EXP-DH-DSS-DES-CBC-SHA"
 173 #define SSL3_TXT_DH_DSS_DES_64_CBC_SHA          "DH-DSS-DES-CBC-SHA"
 174 #define SSL3_TXT_DH_DSS_DES_192_CBC3_SHA        "DH-DSS-DES-CBC3-SHA"
 175 #define SSL3_TXT_DH_RSA_DES_40_CBC_SHA          "EXP-DH-RSA-DES-CBC-SHA"
 176 #define SSL3_TXT_DH_RSA_DES_64_CBC_SHA          "DH-RSA-DES-CBC-SHA"
 177 #define SSL3_TXT_DH_RSA_DES_192_CBC3_SHA        "DH-RSA-DES-CBC3-SHA"
 178
 179 #define SSL3_TXT_EDH_DSS_DES_40_CBC_SHA         "EXP-EDH-DSS-DES-CBC-SHA"
 180 #define SSL3_TXT_EDH_DSS_DES_64_CBC_SHA         "EDH-DSS-DES-CBC-SHA"
 181 #define SSL3_TXT_EDH_DSS_DES_192_CBC3_SHA       "EDH-DSS-DES-CBC3-SHA"
 182 #define SSL3_TXT_EDH_RSA_DES_40_CBC_SHA         "EXP-EDH-RSA-DES-CBC-SHA"
 183 #define SSL3_TXT_EDH_RSA_DES_64_CBC_SHA         "EDH-RSA-DES-CBC-SHA"
 184 #define SSL3_TXT_EDH_RSA_DES_192_CBC3_SHA       "EDH-RSA-DES-CBC3-SHA"
 185
 186 #define SSL3_TXT_ADH_RC4_40_MD5                 "EXP-ADH-RC4-MD5"
 187 #define SSL3_TXT_ADH_RC4_128_MD5                "ADH-RC4-MD5"
 188 #define SSL3_TXT_ADH_DES_40_CBC_SHA             "EXP-ADH-DES-CBC-SHA"
 189 #define SSL3_TXT_ADH_DES_64_CBC_SHA             "ADH-DES-CBC-SHA"
 190 #define SSL3_TXT_ADH_DES_192_CBC_SHA            "ADH-DES-CBC3-SHA"
 191
 192 #define SSL3_TXT_FZA_DMS_NULL_SHA               "FZA-NULL-SHA"
 193 #define SSL3_TXT_FZA_DMS_FZA_SHA                "FZA-FZA-CBC-SHA"
 194 #define SSL3_TXT_FZA_DMS_RC4_SHA                "FZA-RC4-SHA"
 195
 196 #define SSL3_SSL_SESSION_ID_LENGTH              32
 197 #define SSL3_MAX_SSL_SESSION_ID_LENGTH          32
 198
 199 #define SSL3_MASTER_SECRET_SIZE                 48
 200 #define SSL3_RANDOM_SIZE                        32
 201 #define SSL3_SESSION_ID_SIZE                    32
 202 #define SSL3_RT_HEADER_LENGTH                   5
 203
 204 /* Due to MS stuffing up, this can change.... */
 205 #if defined(WIN16) || (defined(MSDOS) && !defined(WIN32))
 206 #define SSL3_RT_MAX_EXTRA                       (14000)
 207 #else
 208 #define SSL3_RT_MAX_EXTRA                       (16384)
 209 #endif
 210
 211 #define SSL3_RT_MAX_PLAIN_LENGTH                16384
 212 #define SSL3_RT_MAX_COMPRESSED_LENGTH   (1024+SSL3_RT_MAX_PLAIN_LENGTH)
 213 #define SSL3_RT_MAX_ENCRYPTED_LENGTH    (1024+SSL3_RT_MAX_COMPRESSED_LENGTH)
 214 #define SSL3_RT_MAX_PACKET_SIZE         (SSL3_RT_MAX_ENCRYPTED_LENGTH+SSL3_RT_HEADER_LENGTH)
 215 #define SSL3_RT_MAX_DATA_SIZE                   (1024*1024)
 216
 217 #define SSL3_MD_CLIENT_FINISHED_CONST   "\x43\x4C\x4E\x54"
 218 #define SSL3_MD_SERVER_FINISHED_CONST   "\x53\x52\x56\x52"
 219
 220 #define SSL3_VERSION                    0x0300
 221 #define SSL3_VERSION_MAJOR              0x03
 222 #define SSL3_VERSION_MINOR              0x00
 223
 224 #define SSL3_RT_CHANGE_CIPHER_SPEC      20
 225 #define SSL3_RT_ALERT                   21
 226 #define SSL3_RT_HANDSHAKE               22
 227 #define SSL3_RT_APPLICATION_DATA        23
 228
 229 #define SSL3_AL_WARNING                 1
 230 #define SSL3_AL_FATAL                   2
 231
 232 #define SSL3_AD_CLOSE_NOTIFY             0
 233 #define SSL3_AD_UNEXPECTED_MESSAGE      10      /* fatal */
 234 #define SSL3_AD_BAD_RECORD_MAC          20      /* fatal */
 235 #define SSL3_AD_DECOMPRESSION_FAILURE   30      /* fatal */
 236 #define SSL3_AD_HANDSHAKE_FAILURE       40      /* fatal */
 237 #define SSL3_AD_NO_CERTIFICATE          41
 238 #define SSL3_AD_BAD_CERTIFICATE         42
 239 #define SSL3_AD_UNSUPPORTED_CERTIFICATE 43
 240 #define SSL3_AD_CERTIFICATE_REVOKED     44
 241 #define SSL3_AD_CERTIFICATE_EXPIRED     45
 242 #define SSL3_AD_CERTIFICATE_UNKNOWN     46
 243 #define SSL3_AD_ILLEGAL_PARAMETER       47      /* fatal */
 244
 245 typedef struct ssl3_record_st
 246         {
 247 /*r */  int type;               /* type of record */
 248 /*rw*/  unsigned int length;    /* How many bytes available */
 249 /*r */  unsigned int off;       /* read/write offset into 'buf' */
 250 /*rw*/  unsigned char *data;    /* pointer to the record data */
 251 /*rw*/  unsigned char *input;   /* where the decode bytes are */
 252 /*r */  unsigned char *comp;    /* only used with decompression - malloc()ed */
 253         } SSL3_RECORD;
 254
 255 typedef struct ssl3_buffer_st
 256         {
 257         unsigned char *buf;     /* at least SSL3_RT_MAX_PACKET_SIZE bytes,
 258                                  * see ssl3_setup_buffers() */
 259 #if 0 /* put directly into SSL3_STATE for best possible binary compatibility within 0.9.6 series */
 260         size_t len;             /* buffer size */
 261 #endif
 262         int offset;             /* where to 'copy from' */
 263         int left;               /* how many bytes left */
 264         } SSL3_BUFFER;
 265
 266 #define SSL3_CT_RSA_SIGN                        1
 267 #define SSL3_CT_DSS_SIGN                        2
 268 #define SSL3_CT_RSA_FIXED_DH                    3
 269 #define SSL3_CT_DSS_FIXED_DH                    4
 270 #define SSL3_CT_RSA_EPHEMERAL_DH                5
 271 #define SSL3_CT_DSS_EPHEMERAL_DH                6
 272 #define SSL3_CT_FORTEZZA_DMS                    20
 273 #define SSL3_CT_NUMBER                          7
 274
 275 #define SSL3_FLAGS_NO_RENEGOTIATE_CIPHERS       0x0001
 276 #define SSL3_FLAGS_DELAY_CLIENT_FINISHED        0x0002
 277 #define SSL3_FLAGS_POP_BUFFER                   0x0004
 278 #define TLS1_FLAGS_TLS_PADDING_BUG              0x0008
 279
 280 typedef struct ssl3_state_st
 281         {
 282         long flags;
 283         int delay_buf_pop_ret;
 284
 285         unsigned char read_sequence[8];
 286         unsigned char read_mac_secret[EVP_MAX_MD_SIZE];
 287         unsigned char write_sequence[8];
 288         unsigned char write_mac_secret[EVP_MAX_MD_SIZE];
 289
 290         unsigned char server_random[SSL3_RANDOM_SIZE];
 291         unsigned char client_random[SSL3_RANDOM_SIZE];
 292
 293         SSL3_BUFFER rbuf;       /* read IO goes into here */
 294         SSL3_BUFFER wbuf;       /* write IO goes into here */
 295
 296         SSL3_RECORD rrec;       /* each decoded record goes in here */
 297         SSL3_RECORD wrec;       /* goes out from here */
 298
 299         /* storage for Alert/Handshake protocol data received but not
 300          * yet processed by ssl3_read_bytes: */
 301         unsigned char alert_fragment[2];
 302         unsigned int alert_fragment_len;
 303         unsigned char handshake_fragment[4];
 304         unsigned int handshake_fragment_len;
 305
 306         /* partial write - check the numbers match */
 307         unsigned int wnum;      /* number of bytes sent so far */
 308         int wpend_tot;          /* number bytes written */
 309         int wpend_type;
 310         int wpend_ret;          /* number of bytes submitted */
 311         const unsigned char *wpend_buf;
 312
 313         /* used during startup, digest all incoming/outgoing packets */
 314         EVP_MD_CTX finish_dgst1;
 315         EVP_MD_CTX finish_dgst2;
 316
 317         /* this is set whenerver we see a change_cipher_spec message
 318          * come in when we are not looking for one */
 319         int change_cipher_spec;
 320
 321         int warn_alert;
 322         int fatal_alert;
 323         /* we allow one fatal and one warning alert to be outstanding,
 324          * send close alert via the warning alert */
 325         int alert_dispatch;
 326         unsigned char send_alert[2];
 327
 328         /* This flag is set when we should renegotiate ASAP, basically when
 329          * there is no more data in the read or write buffers */
 330         int renegotiate;
 331         int total_renegotiations;
 332         int num_renegotiations;
 333
 334         int in_read_app_data;
 335
 336         struct  {
 337                 /* actually only needs to be 16+20 */
 338                 unsigned char cert_verify_md[EVP_MAX_MD_SIZE*2];
 339
 340                 /* actually only need to be 16+20 for SSLv3 and 12 for TLS */
 341                 unsigned char finish_md[EVP_MAX_MD_SIZE*2];
 342                 int finish_md_len;
 343                 unsigned char peer_finish_md[EVP_MAX_MD_SIZE*2];
 344                 int peer_finish_md_len;
 345
 346                 unsigned long message_size;
 347                 int message_type;
 348
 349                 /* used to hold the new cipher we are going to use */
 350                 SSL_CIPHER *new_cipher;
 351 #ifndef NO_DH
 352                 DH *dh;
 353 #endif
 354                 /* used when SSL_ST_FLUSH_DATA is entered */
 355                 int next_state;
 356
 357                 int reuse_message;
 358
 359                 /* used for certificate requests */
 360                 int cert_req;
 361                 int ctype_num;
 362                 char ctype[SSL3_CT_NUMBER];
 363                 STACK_OF(X509_NAME) *ca_names;
 364
 365                 int use_rsa_tmp;
 366
 367                 int key_block_length;
 368                 unsigned char *key_block;
 369
 370                 const EVP_CIPHER *new_sym_enc;
 371                 const EVP_MD *new_hash;
 372 #ifndef NO_COMP
 373                 const SSL_COMP *new_compression;
 374 #else
 375                 char *new_compression;
 376 #endif
 377                 int cert_request;
 378                 } tmp;
 379
 380         /* flags for countermeasure against known-IV weakness */
 381         int need_empty_fragments;
 382         int empty_fragment_done;
 383
 384         size_t rbuf_len;        /* substitute for rbuf.len */
 385         size_t wbuf_len;        /* substitute for wbuf.len */
 386
 387         } SSL3_STATE;
 388
 389 /* SSLv3 */
 390 /*client */
 391 /* extra state */
 392 #define SSL3_ST_CW_FLUSH                (0x100|SSL_ST_CONNECT)
 393 /* write to server */
 394 #define SSL3_ST_CW_CLNT_HELLO_A         (0x110|SSL_ST_CONNECT)
 395 #define SSL3_ST_CW_CLNT_HELLO_B         (0x111|SSL_ST_CONNECT)
 396 /* read from server */
 397 #define SSL3_ST_CR_SRVR_HELLO_A         (0x120|SSL_ST_CONNECT)
 398 #define SSL3_ST_CR_SRVR_HELLO_B         (0x121|SSL_ST_CONNECT)
 399 #define SSL3_ST_CR_CERT_A               (0x130|SSL_ST_CONNECT)
 400 #define SSL3_ST_CR_CERT_B               (0x131|SSL_ST_CONNECT)
 401 #define SSL3_ST_CR_KEY_EXCH_A           (0x140|SSL_ST_CONNECT)
 402 #define SSL3_ST_CR_KEY_EXCH_B           (0x141|SSL_ST_CONNECT)
 403 #define SSL3_ST_CR_CERT_REQ_A           (0x150|SSL_ST_CONNECT)
 404 #define SSL3_ST_CR_CERT_REQ_B           (0x151|SSL_ST_CONNECT)
 405 #define SSL3_ST_CR_SRVR_DONE_A          (0x160|SSL_ST_CONNECT)
 406 #define SSL3_ST_CR_SRVR_DONE_B          (0x161|SSL_ST_CONNECT)
 407 /* write to server */
 408 #define SSL3_ST_CW_CERT_A               (0x170|SSL_ST_CONNECT)
 409 #define SSL3_ST_CW_CERT_B               (0x171|SSL_ST_CONNECT)
 410 #define SSL3_ST_CW_CERT_C               (0x172|SSL_ST_CONNECT)
 411 #define SSL3_ST_CW_CERT_D               (0x173|SSL_ST_CONNECT)
 412 #define SSL3_ST_CW_KEY_EXCH_A           (0x180|SSL_ST_CONNECT)
 413 #define SSL3_ST_CW_KEY_EXCH_B           (0x181|SSL_ST_CONNECT)
 414 #define SSL3_ST_CW_CERT_VRFY_A          (0x190|SSL_ST_CONNECT)
 415 #define SSL3_ST_CW_CERT_VRFY_B          (0x191|SSL_ST_CONNECT)
 416 #define SSL3_ST_CW_CHANGE_A             (0x1A0|SSL_ST_CONNECT)
 417 #define SSL3_ST_CW_CHANGE_B             (0x1A1|SSL_ST_CONNECT)
 418 #define SSL3_ST_CW_FINISHED_A           (0x1B0|SSL_ST_CONNECT)
 419 #define SSL3_ST_CW_FINISHED_B           (0x1B1|SSL_ST_CONNECT)
 420 /* read from server */
 421 #define SSL3_ST_CR_CHANGE_A             (0x1C0|SSL_ST_CONNECT)
 422 #define SSL3_ST_CR_CHANGE_B             (0x1C1|SSL_ST_CONNECT)
 423 #define SSL3_ST_CR_FINISHED_A           (0x1D0|SSL_ST_CONNECT)
 424 #define SSL3_ST_CR_FINISHED_B           (0x1D1|SSL_ST_CONNECT)
 425
 426 /* server */
 427 /* extra state */
 428 #define SSL3_ST_SW_FLUSH                (0x100|SSL_ST_ACCEPT)
 429 /* read from client */
 430 /* Do not change the number values, they do matter */
 431 #define SSL3_ST_SR_CLNT_HELLO_A         (0x110|SSL_ST_ACCEPT)
 432 #define SSL3_ST_SR_CLNT_HELLO_B         (0x111|SSL_ST_ACCEPT)
 433 #define SSL3_ST_SR_CLNT_HELLO_C         (0x112|SSL_ST_ACCEPT)
 434 /* write to client */
 435 #define SSL3_ST_SW_HELLO_REQ_A          (0x120|SSL_ST_ACCEPT)
 436 #define SSL3_ST_SW_HELLO_REQ_B          (0x121|SSL_ST_ACCEPT)
 437 #define SSL3_ST_SW_HELLO_REQ_C          (0x122|SSL_ST_ACCEPT)
 438 #define SSL3_ST_SW_SRVR_HELLO_A         (0x130|SSL_ST_ACCEPT)
 439 #define SSL3_ST_SW_SRVR_HELLO_B         (0x131|SSL_ST_ACCEPT)
 440 #define SSL3_ST_SW_CERT_A               (0x140|SSL_ST_ACCEPT)
 441 #define SSL3_ST_SW_CERT_B               (0x141|SSL_ST_ACCEPT)
 442 #define SSL3_ST_SW_KEY_EXCH_A           (0x150|SSL_ST_ACCEPT)
 443 #define SSL3_ST_SW_KEY_EXCH_B           (0x151|SSL_ST_ACCEPT)
 444 #define SSL3_ST_SW_CERT_REQ_A           (0x160|SSL_ST_ACCEPT)
 445 #define SSL3_ST_SW_CERT_REQ_B           (0x161|SSL_ST_ACCEPT)
 446 #define SSL3_ST_SW_SRVR_DONE_A          (0x170|SSL_ST_ACCEPT)
 447 #define SSL3_ST_SW_SRVR_DONE_B          (0x171|SSL_ST_ACCEPT)
 448 /* read from client */
 449 #define SSL3_ST_SR_CERT_A               (0x180|SSL_ST_ACCEPT)
 450 #define SSL3_ST_SR_CERT_B               (0x181|SSL_ST_ACCEPT)
 451 #define SSL3_ST_SR_KEY_EXCH_A           (0x190|SSL_ST_ACCEPT)
 452 #define SSL3_ST_SR_KEY_EXCH_B           (0x191|SSL_ST_ACCEPT)
 453 #define SSL3_ST_SR_CERT_VRFY_A          (0x1A0|SSL_ST_ACCEPT)
 454 #define SSL3_ST_SR_CERT_VRFY_B          (0x1A1|SSL_ST_ACCEPT)
 455 #define SSL3_ST_SR_CHANGE_A             (0x1B0|SSL_ST_ACCEPT)
 456 #define SSL3_ST_SR_CHANGE_B             (0x1B1|SSL_ST_ACCEPT)
 457 #define SSL3_ST_SR_FINISHED_A           (0x1C0|SSL_ST_ACCEPT)
 458 #define SSL3_ST_SR_FINISHED_B           (0x1C1|SSL_ST_ACCEPT)
 459 /* write to client */
 460 #define SSL3_ST_SW_CHANGE_A             (0x1D0|SSL_ST_ACCEPT)
 461 #define SSL3_ST_SW_CHANGE_B             (0x1D1|SSL_ST_ACCEPT)
 462 #define SSL3_ST_SW_FINISHED_A           (0x1E0|SSL_ST_ACCEPT)
 463 #define SSL3_ST_SW_FINISHED_B           (0x1E1|SSL_ST_ACCEPT)
 464
 465 #define SSL3_MT_HELLO_REQUEST                   0
 466 #define SSL3_MT_CLIENT_HELLO                    1
 467 #define SSL3_MT_SERVER_HELLO                    2
 468 #define SSL3_MT_CERTIFICATE                     11
 469 #define SSL3_MT_SERVER_KEY_EXCHANGE             12
 470 #define SSL3_MT_CERTIFICATE_REQUEST             13
 471 #define SSL3_MT_SERVER_DONE                     14
 472 #define SSL3_MT_CERTIFICATE_VERIFY              15
 473 #define SSL3_MT_CLIENT_KEY_EXCHANGE             16
 474 #define SSL3_MT_FINISHED                        20
 475
 476 #define SSL3_MT_CCS                             1
 477
 478 /* These are used when changing over to a new cipher */
 479 #define SSL3_CC_READ            0x01
 480 #define SSL3_CC_WRITE           0x02
 481 #define SSL3_CC_CLIENT          0x10
 482 #define SSL3_CC_SERVER          0x20
 483 #define SSL3_CHANGE_CIPHER_CLIENT_WRITE (SSL3_CC_CLIENT|SSL3_CC_WRITE)
 484 #define SSL3_CHANGE_CIPHER_SERVER_READ  (SSL3_CC_SERVER|SSL3_CC_READ)
 485 #define SSL3_CHANGE_CIPHER_CLIENT_READ  (SSL3_CC_CLIENT|SSL3_CC_READ)
 486 #define SSL3_CHANGE_CIPHER_SERVER_WRITE (SSL3_CC_SERVER|SSL3_CC_WRITE)
 487
 488 #ifdef  __cplusplus
 489 }
 490 #endif
 491 #endif
 492