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 * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED. 113 * ECC cipher suite support in OpenSSL originally developed by 114 * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project. 115 */ 116 117 #ifndef HEADER_SSL3_H 118 #define HEADER_SSL3_H 119 120 #ifndef OPENSSL_NO_COMP 121 #include <openssl/comp.h> 122 #endif 123 #include <openssl/buffer.h> 124 #include <openssl/evp.h> 125 #include <openssl/ssl.h> 126 #include <openssl/pq_compat.h> 127 128 #ifdef __cplusplus 129 extern "C" { 130 #endif 131 132 #define SSL3_CK_RSA_NULL_MD5 0x03000001 133 #define SSL3_CK_RSA_NULL_SHA 0x03000002 134 #define SSL3_CK_RSA_RC4_40_MD5 0x03000003 135 #define SSL3_CK_RSA_RC4_128_MD5 0x03000004 136 #define SSL3_CK_RSA_RC4_128_SHA 0x03000005 137 #define SSL3_CK_RSA_RC2_40_MD5 0x03000006 138 #define SSL3_CK_RSA_IDEA_128_SHA 0x03000007 139 #define SSL3_CK_RSA_DES_40_CBC_SHA 0x03000008 140 #define SSL3_CK_RSA_DES_64_CBC_SHA 0x03000009 141 #define SSL3_CK_RSA_DES_192_CBC3_SHA 0x0300000A 142 143 #define SSL3_CK_DH_DSS_DES_40_CBC_SHA 0x0300000B 144 #define SSL3_CK_DH_DSS_DES_64_CBC_SHA 0x0300000C 145 #define SSL3_CK_DH_DSS_DES_192_CBC3_SHA 0x0300000D 146 #define SSL3_CK_DH_RSA_DES_40_CBC_SHA 0x0300000E 147 #define SSL3_CK_DH_RSA_DES_64_CBC_SHA 0x0300000F 148 #define SSL3_CK_DH_RSA_DES_192_CBC3_SHA 0x03000010 149 150 #define SSL3_CK_EDH_DSS_DES_40_CBC_SHA 0x03000011 151 #define SSL3_CK_EDH_DSS_DES_64_CBC_SHA 0x03000012 152 #define SSL3_CK_EDH_DSS_DES_192_CBC3_SHA 0x03000013 153 #define SSL3_CK_EDH_RSA_DES_40_CBC_SHA 0x03000014 154 #define SSL3_CK_EDH_RSA_DES_64_CBC_SHA 0x03000015 155 #define SSL3_CK_EDH_RSA_DES_192_CBC3_SHA 0x03000016 156 157 #define SSL3_CK_ADH_RC4_40_MD5 0x03000017 158 #define SSL3_CK_ADH_RC4_128_MD5 0x03000018 159 #define SSL3_CK_ADH_DES_40_CBC_SHA 0x03000019 160 #define SSL3_CK_ADH_DES_64_CBC_SHA 0x0300001A 161 #define SSL3_CK_ADH_DES_192_CBC_SHA 0x0300001B 162 163 #define SSL3_CK_FZA_DMS_NULL_SHA 0x0300001C 164 #define SSL3_CK_FZA_DMS_FZA_SHA 0x0300001D 165 #if 0 /* Because it clashes with KRB5, is never used any more, and is safe 166 to remove according to David Hopwood <david.hopwood@zetnet.co.uk> 167 of the ietf-tls list */ 168 #define SSL3_CK_FZA_DMS_RC4_SHA 0x0300001E 169 #endif 170 171 /* VRS Additional Kerberos5 entries 172 */ 173 #define SSL3_CK_KRB5_DES_64_CBC_SHA 0x0300001E 174 #define SSL3_CK_KRB5_DES_192_CBC3_SHA 0x0300001F 175 #define SSL3_CK_KRB5_RC4_128_SHA 0x03000020 176 #define SSL3_CK_KRB5_IDEA_128_CBC_SHA 0x03000021 177 #define SSL3_CK_KRB5_DES_64_CBC_MD5 0x03000022 178 #define SSL3_CK_KRB5_DES_192_CBC3_MD5 0x03000023 179 #define SSL3_CK_KRB5_RC4_128_MD5 0x03000024 180 #define SSL3_CK_KRB5_IDEA_128_CBC_MD5 0x03000025 181 182 #define SSL3_CK_KRB5_DES_40_CBC_SHA 0x03000026 183 #define SSL3_CK_KRB5_RC2_40_CBC_SHA 0x03000027 184 #define SSL3_CK_KRB5_RC4_40_SHA 0x03000028 185 #define SSL3_CK_KRB5_DES_40_CBC_MD5 0x03000029 186 #define SSL3_CK_KRB5_RC2_40_CBC_MD5 0x0300002A 187 #define SSL3_CK_KRB5_RC4_40_MD5 0x0300002B 188 189 #define SSL3_TXT_RSA_NULL_MD5 "NULL-MD5" 190 #define SSL3_TXT_RSA_NULL_SHA "NULL-SHA" 191 #define SSL3_TXT_RSA_RC4_40_MD5 "EXP-RC4-MD5" 192 #define SSL3_TXT_RSA_RC4_128_MD5 "RC4-MD5" 193 #define SSL3_TXT_RSA_RC4_128_SHA "RC4-SHA" 194 #define SSL3_TXT_RSA_RC2_40_MD5 "EXP-RC2-CBC-MD5" 195 #define SSL3_TXT_RSA_IDEA_128_SHA "IDEA-CBC-SHA" 196 #define SSL3_TXT_RSA_DES_40_CBC_SHA "EXP-DES-CBC-SHA" 197 #define SSL3_TXT_RSA_DES_64_CBC_SHA "DES-CBC-SHA" 198 #define SSL3_TXT_RSA_DES_192_CBC3_SHA "DES-CBC3-SHA" 199 200 #define SSL3_TXT_DH_DSS_DES_40_CBC_SHA "EXP-DH-DSS-DES-CBC-SHA" 201 #define SSL3_TXT_DH_DSS_DES_64_CBC_SHA "DH-DSS-DES-CBC-SHA" 202 #define SSL3_TXT_DH_DSS_DES_192_CBC3_SHA "DH-DSS-DES-CBC3-SHA" 203 #define SSL3_TXT_DH_RSA_DES_40_CBC_SHA "EXP-DH-RSA-DES-CBC-SHA" 204 #define SSL3_TXT_DH_RSA_DES_64_CBC_SHA "DH-RSA-DES-CBC-SHA" 205 #define SSL3_TXT_DH_RSA_DES_192_CBC3_SHA "DH-RSA-DES-CBC3-SHA" 206 207 #define SSL3_TXT_EDH_DSS_DES_40_CBC_SHA "EXP-EDH-DSS-DES-CBC-SHA" 208 #define SSL3_TXT_EDH_DSS_DES_64_CBC_SHA "EDH-DSS-DES-CBC-SHA" 209 #define SSL3_TXT_EDH_DSS_DES_192_CBC3_SHA "EDH-DSS-DES-CBC3-SHA" 210 #define SSL3_TXT_EDH_RSA_DES_40_CBC_SHA "EXP-EDH-RSA-DES-CBC-SHA" 211 #define SSL3_TXT_EDH_RSA_DES_64_CBC_SHA "EDH-RSA-DES-CBC-SHA" 212 #define SSL3_TXT_EDH_RSA_DES_192_CBC3_SHA "EDH-RSA-DES-CBC3-SHA" 213 214 #define SSL3_TXT_ADH_RC4_40_MD5 "EXP-ADH-RC4-MD5" 215 #define SSL3_TXT_ADH_RC4_128_MD5 "ADH-RC4-MD5" 216 #define SSL3_TXT_ADH_DES_40_CBC_SHA "EXP-ADH-DES-CBC-SHA" 217 #define SSL3_TXT_ADH_DES_64_CBC_SHA "ADH-DES-CBC-SHA" 218 #define SSL3_TXT_ADH_DES_192_CBC_SHA "ADH-DES-CBC3-SHA" 219 220 #define SSL3_TXT_FZA_DMS_NULL_SHA "FZA-NULL-SHA" 221 #define SSL3_TXT_FZA_DMS_FZA_SHA "FZA-FZA-CBC-SHA" 222 #define SSL3_TXT_FZA_DMS_RC4_SHA "FZA-RC4-SHA" 223 224 #define SSL3_TXT_KRB5_DES_64_CBC_SHA "KRB5-DES-CBC-SHA" 225 #define SSL3_TXT_KRB5_DES_192_CBC3_SHA "KRB5-DES-CBC3-SHA" 226 #define SSL3_TXT_KRB5_RC4_128_SHA "KRB5-RC4-SHA" 227 #define SSL3_TXT_KRB5_IDEA_128_CBC_SHA "KRB5-IDEA-CBC-SHA" 228 #define SSL3_TXT_KRB5_DES_64_CBC_MD5 "KRB5-DES-CBC-MD5" 229 #define SSL3_TXT_KRB5_DES_192_CBC3_MD5 "KRB5-DES-CBC3-MD5" 230 #define SSL3_TXT_KRB5_RC4_128_MD5 "KRB5-RC4-MD5" 231 #define SSL3_TXT_KRB5_IDEA_128_CBC_MD5 "KRB5-IDEA-CBC-MD5" 232 233 #define SSL3_TXT_KRB5_DES_40_CBC_SHA "EXP-KRB5-DES-CBC-SHA" 234 #define SSL3_TXT_KRB5_RC2_40_CBC_SHA "EXP-KRB5-RC2-CBC-SHA" 235 #define SSL3_TXT_KRB5_RC4_40_SHA "EXP-KRB5-RC4-SHA" 236 #define SSL3_TXT_KRB5_DES_40_CBC_MD5 "EXP-KRB5-DES-CBC-MD5" 237 #define SSL3_TXT_KRB5_RC2_40_CBC_MD5 "EXP-KRB5-RC2-CBC-MD5" 238 #define SSL3_TXT_KRB5_RC4_40_MD5 "EXP-KRB5-RC4-MD5" 239 240 #define SSL3_SSL_SESSION_ID_LENGTH 32 241 #define SSL3_MAX_SSL_SESSION_ID_LENGTH 32 242 243 #define SSL3_MASTER_SECRET_SIZE 48 244 #define SSL3_RANDOM_SIZE 32 245 #define SSL3_SESSION_ID_SIZE 32 246 #define SSL3_RT_HEADER_LENGTH 5 247 248 /* Due to MS stuffing up, this can change.... */ 249 #if defined(OPENSSL_SYS_WIN16) || \ 250 (defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_WIN32)) 251 #define SSL3_RT_MAX_EXTRA (14000) 252 #else 253 #define SSL3_RT_MAX_EXTRA (16384) 254 #endif 255 256 #define SSL3_RT_MAX_PLAIN_LENGTH 16384 257 #ifdef OPENSSL_NO_COMP 258 #define SSL3_RT_MAX_COMPRESSED_LENGTH SSL3_RT_MAX_PLAIN_LENGTH 259 #else 260 #define SSL3_RT_MAX_COMPRESSED_LENGTH (1024+SSL3_RT_MAX_PLAIN_LENGTH) 261 #endif 262 #define SSL3_RT_MAX_ENCRYPTED_LENGTH (1024+SSL3_RT_MAX_COMPRESSED_LENGTH) 263 #define SSL3_RT_MAX_PACKET_SIZE (SSL3_RT_MAX_ENCRYPTED_LENGTH+SSL3_RT_HEADER_LENGTH) 264 #define SSL3_RT_MAX_DATA_SIZE (1024*1024) 265 266 #define SSL3_MD_CLIENT_FINISHED_CONST "\x43\x4C\x4E\x54" 267 #define SSL3_MD_SERVER_FINISHED_CONST "\x53\x52\x56\x52" 268 269 #define SSL3_VERSION 0x0300 270 #define SSL3_VERSION_MAJOR 0x03 271 #define SSL3_VERSION_MINOR 0x00 272 273 #define SSL3_RT_CHANGE_CIPHER_SPEC 20 274 #define SSL3_RT_ALERT 21 275 #define SSL3_RT_HANDSHAKE 22 276 #define SSL3_RT_APPLICATION_DATA 23 277 278 #define SSL3_AL_WARNING 1 279 #define SSL3_AL_FATAL 2 280 281 #define SSL3_AD_CLOSE_NOTIFY 0 282 #define SSL3_AD_UNEXPECTED_MESSAGE 10 /* fatal */ 283 #define SSL3_AD_BAD_RECORD_MAC 20 /* fatal */ 284 #define SSL3_AD_DECOMPRESSION_FAILURE 30 /* fatal */ 285 #define SSL3_AD_HANDSHAKE_FAILURE 40 /* fatal */ 286 #define SSL3_AD_NO_CERTIFICATE 41 287 #define SSL3_AD_BAD_CERTIFICATE 42 288 #define SSL3_AD_UNSUPPORTED_CERTIFICATE 43 289 #define SSL3_AD_CERTIFICATE_REVOKED 44 290 #define SSL3_AD_CERTIFICATE_EXPIRED 45 291 #define SSL3_AD_CERTIFICATE_UNKNOWN 46 292 #define SSL3_AD_ILLEGAL_PARAMETER 47 /* fatal */ 293 294 typedef struct ssl3_record_st 295 { 296 /*r */ int type; /* type of record */ 297 /*rw*/ unsigned int length; /* How many bytes available */ 298 /*r */ unsigned int off; /* read/write offset into 'buf' */ 299 /*rw*/ unsigned char *data; /* pointer to the record data */ 300 /*rw*/ unsigned char *input; /* where the decode bytes are */ 301 /*r */ unsigned char *comp; /* only used with decompression - malloc()ed */ 302 /*r */ unsigned long epoch; /* epoch number, needed by DTLS1 */ 303 /*r */ PQ_64BIT seq_num; /* sequence number, needed by DTLS1 */ 304 } SSL3_RECORD; 305 306 typedef struct ssl3_buffer_st 307 { 308 unsigned char *buf; /* at least SSL3_RT_MAX_PACKET_SIZE bytes, 309 * see ssl3_setup_buffers() */ 310 size_t len; /* buffer size */ 311 int offset; /* where to 'copy from' */ 312 int left; /* how many bytes left */ 313 } SSL3_BUFFER; 314 315 #define SSL3_CT_RSA_SIGN 1 316 #define SSL3_CT_DSS_SIGN 2 317 #define SSL3_CT_RSA_FIXED_DH 3 318 #define SSL3_CT_DSS_FIXED_DH 4 319 #define SSL3_CT_RSA_EPHEMERAL_DH 5 320 #define SSL3_CT_DSS_EPHEMERAL_DH 6 321 #define SSL3_CT_FORTEZZA_DMS 20 322 /* SSL3_CT_NUMBER is used to size arrays and it must be large 323 * enough to contain all of the cert types defined either for 324 * SSLv3 and TLSv1. 325 */ 326 #define SSL3_CT_NUMBER 7 327 328 329 #define SSL3_FLAGS_NO_RENEGOTIATE_CIPHERS 0x0001 330 #define SSL3_FLAGS_DELAY_CLIENT_FINISHED 0x0002 331 #define SSL3_FLAGS_POP_BUFFER 0x0004 332 #define TLS1_FLAGS_TLS_PADDING_BUG 0x0008 333 334 typedef struct ssl3_state_st 335 { 336 long flags; 337 int delay_buf_pop_ret; 338 339 unsigned char read_sequence[8]; 340 unsigned char read_mac_secret[EVP_MAX_MD_SIZE]; 341 unsigned char write_sequence[8]; 342 unsigned char write_mac_secret[EVP_MAX_MD_SIZE]; 343 344 unsigned char server_random[SSL3_RANDOM_SIZE]; 345 unsigned char client_random[SSL3_RANDOM_SIZE]; 346 347 /* flags for countermeasure against known-IV weakness */ 348 int need_empty_fragments; 349 int empty_fragment_done; 350 351 SSL3_BUFFER rbuf; /* read IO goes into here */ 352 SSL3_BUFFER wbuf; /* write IO goes into here */ 353 354 SSL3_RECORD rrec; /* each decoded record goes in here */ 355 SSL3_RECORD wrec; /* goes out from here */ 356 357 /* storage for Alert/Handshake protocol data received but not 358 * yet processed by ssl3_read_bytes: */ 359 unsigned char alert_fragment[2]; 360 unsigned int alert_fragment_len; 361 unsigned char handshake_fragment[4]; 362 unsigned int handshake_fragment_len; 363 364 /* partial write - check the numbers match */ 365 unsigned int wnum; /* number of bytes sent so far */ 366 int wpend_tot; /* number bytes written */ 367 int wpend_type; 368 int wpend_ret; /* number of bytes submitted */ 369 const unsigned char *wpend_buf; 370 371 /* used during startup, digest all incoming/outgoing packets */ 372 EVP_MD_CTX finish_dgst1; 373 EVP_MD_CTX finish_dgst2; 374 375 /* this is set whenerver we see a change_cipher_spec message 376 * come in when we are not looking for one */ 377 int change_cipher_spec; 378 379 int warn_alert; 380 int fatal_alert; 381 /* we allow one fatal and one warning alert to be outstanding, 382 * send close alert via the warning alert */ 383 int alert_dispatch; 384 unsigned char send_alert[2]; 385 386 /* This flag is set when we should renegotiate ASAP, basically when 387 * there is no more data in the read or write buffers */ 388 int renegotiate; 389 int total_renegotiations; 390 int num_renegotiations; 391 392 int in_read_app_data; 393 394 struct { 395 /* actually only needs to be 16+20 */ 396 unsigned char cert_verify_md[EVP_MAX_MD_SIZE*2]; 397 398 /* actually only need to be 16+20 for SSLv3 and 12 for TLS */ 399 unsigned char finish_md[EVP_MAX_MD_SIZE*2]; 400 int finish_md_len; 401 unsigned char peer_finish_md[EVP_MAX_MD_SIZE*2]; 402 int peer_finish_md_len; 403 404 unsigned long message_size; 405 int message_type; 406 407 /* used to hold the new cipher we are going to use */ 408 SSL_CIPHER *new_cipher; 409 #ifndef OPENSSL_NO_DH 410 DH *dh; 411 #endif 412 413 #ifndef OPENSSL_NO_ECDH 414 EC_KEY *ecdh; /* holds short lived ECDH key */ 415 #endif 416 417 /* used when SSL_ST_FLUSH_DATA is entered */ 418 int next_state; 419 420 int reuse_message; 421 422 /* used for certificate requests */ 423 int cert_req; 424 int ctype_num; 425 char ctype[SSL3_CT_NUMBER]; 426 STACK_OF(X509_NAME) *ca_names; 427 428 int use_rsa_tmp; 429 430 int key_block_length; 431 unsigned char *key_block; 432 433 const EVP_CIPHER *new_sym_enc; 434 const EVP_MD *new_hash; 435 #ifndef OPENSSL_NO_COMP 436 const SSL_COMP *new_compression; 437 #else 438 char *new_compression; 439 #endif 440 int cert_request; 441 } tmp; 442 443 } SSL3_STATE; 444 445 446 /* SSLv3 */ 447 /*client */ 448 /* extra state */ 449 #define SSL3_ST_CW_FLUSH (0x100|SSL_ST_CONNECT) 450 /* write to server */ 451 #define SSL3_ST_CW_CLNT_HELLO_A (0x110|SSL_ST_CONNECT) 452 #define SSL3_ST_CW_CLNT_HELLO_B (0x111|SSL_ST_CONNECT) 453 /* read from server */ 454 #define SSL3_ST_CR_SRVR_HELLO_A (0x120|SSL_ST_CONNECT) 455 #define SSL3_ST_CR_SRVR_HELLO_B (0x121|SSL_ST_CONNECT) 456 #define DTLS1_ST_CR_HELLO_VERIFY_REQUEST_A (0x126|SSL_ST_CONNECT) 457 #define DTLS1_ST_CR_HELLO_VERIFY_REQUEST_B (0x127|SSL_ST_CONNECT) 458 #define SSL3_ST_CR_CERT_A (0x130|SSL_ST_CONNECT) 459 #define SSL3_ST_CR_CERT_B (0x131|SSL_ST_CONNECT) 460 #define SSL3_ST_CR_KEY_EXCH_A (0x140|SSL_ST_CONNECT) 461 #define SSL3_ST_CR_KEY_EXCH_B (0x141|SSL_ST_CONNECT) 462 #define SSL3_ST_CR_CERT_REQ_A (0x150|SSL_ST_CONNECT) 463 #define SSL3_ST_CR_CERT_REQ_B (0x151|SSL_ST_CONNECT) 464 #define SSL3_ST_CR_SRVR_DONE_A (0x160|SSL_ST_CONNECT) 465 #define SSL3_ST_CR_SRVR_DONE_B (0x161|SSL_ST_CONNECT) 466 /* write to server */ 467 #define SSL3_ST_CW_CERT_A (0x170|SSL_ST_CONNECT) 468 #define SSL3_ST_CW_CERT_B (0x171|SSL_ST_CONNECT) 469 #define SSL3_ST_CW_CERT_C (0x172|SSL_ST_CONNECT) 470 #define SSL3_ST_CW_CERT_D (0x173|SSL_ST_CONNECT) 471 #define SSL3_ST_CW_KEY_EXCH_A (0x180|SSL_ST_CONNECT) 472 #define SSL3_ST_CW_KEY_EXCH_B (0x181|SSL_ST_CONNECT) 473 #define SSL3_ST_CW_CERT_VRFY_A (0x190|SSL_ST_CONNECT) 474 #define SSL3_ST_CW_CERT_VRFY_B (0x191|SSL_ST_CONNECT) 475 #define SSL3_ST_CW_CHANGE_A (0x1A0|SSL_ST_CONNECT) 476 #define SSL3_ST_CW_CHANGE_B (0x1A1|SSL_ST_CONNECT) 477 #define SSL3_ST_CW_FINISHED_A (0x1B0|SSL_ST_CONNECT) 478 #define SSL3_ST_CW_FINISHED_B (0x1B1|SSL_ST_CONNECT) 479 /* read from server */ 480 #define SSL3_ST_CR_CHANGE_A (0x1C0|SSL_ST_CONNECT) 481 #define SSL3_ST_CR_CHANGE_B (0x1C1|SSL_ST_CONNECT) 482 #define SSL3_ST_CR_FINISHED_A (0x1D0|SSL_ST_CONNECT) 483 #define SSL3_ST_CR_FINISHED_B (0x1D1|SSL_ST_CONNECT) 484 #define SSL3_ST_CR_SESSION_TICKET_A (0x1E0|SSL_ST_CONNECT) 485 #define SSL3_ST_CR_SESSION_TICKET_B (0x1E1|SSL_ST_CONNECT) 486 #define SSL3_ST_CR_CERT_STATUS_A (0x1F0|SSL_ST_CONNECT) 487 #define SSL3_ST_CR_CERT_STATUS_B (0x1F1|SSL_ST_CONNECT) 488 489 /* server */ 490 /* extra state */ 491 #define SSL3_ST_SW_FLUSH (0x100|SSL_ST_ACCEPT) 492 /* read from client */ 493 /* Do not change the number values, they do matter */ 494 #define SSL3_ST_SR_CLNT_HELLO_A (0x110|SSL_ST_ACCEPT) 495 #define SSL3_ST_SR_CLNT_HELLO_B (0x111|SSL_ST_ACCEPT) 496 #define SSL3_ST_SR_CLNT_HELLO_C (0x112|SSL_ST_ACCEPT) 497 /* write to client */ 498 #define DTLS1_ST_SW_HELLO_VERIFY_REQUEST_A (0x113|SSL_ST_ACCEPT) 499 #define DTLS1_ST_SW_HELLO_VERIFY_REQUEST_B (0x114|SSL_ST_ACCEPT) 500 #define SSL3_ST_SW_HELLO_REQ_A (0x120|SSL_ST_ACCEPT) 501 #define SSL3_ST_SW_HELLO_REQ_B (0x121|SSL_ST_ACCEPT) 502 #define SSL3_ST_SW_HELLO_REQ_C (0x122|SSL_ST_ACCEPT) 503 #define SSL3_ST_SW_SRVR_HELLO_A (0x130|SSL_ST_ACCEPT) 504 #define SSL3_ST_SW_SRVR_HELLO_B (0x131|SSL_ST_ACCEPT) 505 #define SSL3_ST_SW_CERT_A (0x140|SSL_ST_ACCEPT) 506 #define SSL3_ST_SW_CERT_B (0x141|SSL_ST_ACCEPT) 507 #define SSL3_ST_SW_KEY_EXCH_A (0x150|SSL_ST_ACCEPT) 508 #define SSL3_ST_SW_KEY_EXCH_B (0x151|SSL_ST_ACCEPT) 509 #define SSL3_ST_SW_CERT_REQ_A (0x160|SSL_ST_ACCEPT) 510 #define SSL3_ST_SW_CERT_REQ_B (0x161|SSL_ST_ACCEPT) 511 #define SSL3_ST_SW_SRVR_DONE_A (0x170|SSL_ST_ACCEPT) 512 #define SSL3_ST_SW_SRVR_DONE_B (0x171|SSL_ST_ACCEPT) 513 /* read from client */ 514 #define SSL3_ST_SR_CERT_A (0x180|SSL_ST_ACCEPT) 515 #define SSL3_ST_SR_CERT_B (0x181|SSL_ST_ACCEPT) 516 #define SSL3_ST_SR_KEY_EXCH_A (0x190|SSL_ST_ACCEPT) 517 #define SSL3_ST_SR_KEY_EXCH_B (0x191|SSL_ST_ACCEPT) 518 #define SSL3_ST_SR_CERT_VRFY_A (0x1A0|SSL_ST_ACCEPT) 519 #define SSL3_ST_SR_CERT_VRFY_B (0x1A1|SSL_ST_ACCEPT) 520 #define SSL3_ST_SR_CHANGE_A (0x1B0|SSL_ST_ACCEPT) 521 #define SSL3_ST_SR_CHANGE_B (0x1B1|SSL_ST_ACCEPT) 522 #define SSL3_ST_SR_FINISHED_A (0x1C0|SSL_ST_ACCEPT) 523 #define SSL3_ST_SR_FINISHED_B (0x1C1|SSL_ST_ACCEPT) 524 /* write to client */ 525 #define SSL3_ST_SW_CHANGE_A (0x1D0|SSL_ST_ACCEPT) 526 #define SSL3_ST_SW_CHANGE_B (0x1D1|SSL_ST_ACCEPT) 527 #define SSL3_ST_SW_FINISHED_A (0x1E0|SSL_ST_ACCEPT) 528 #define SSL3_ST_SW_FINISHED_B (0x1E1|SSL_ST_ACCEPT) 529 #define SSL3_ST_SW_SESSION_TICKET_A (0x1F0|SSL_ST_ACCEPT) 530 #define SSL3_ST_SW_SESSION_TICKET_B (0x1F1|SSL_ST_ACCEPT) 531 #define SSL3_ST_SW_CERT_STATUS_A (0x200|SSL_ST_ACCEPT) 532 #define SSL3_ST_SW_CERT_STATUS_B (0x201|SSL_ST_ACCEPT) 533 534 #define SSL3_MT_HELLO_REQUEST 0 535 #define SSL3_MT_CLIENT_HELLO 1 536 #define SSL3_MT_SERVER_HELLO 2 537 #define SSL3_MT_NEWSESSION_TICKET 4 538 #define SSL3_MT_CERTIFICATE 11 539 #define SSL3_MT_SERVER_KEY_EXCHANGE 12 540 #define SSL3_MT_CERTIFICATE_REQUEST 13 541 #define SSL3_MT_SERVER_DONE 14 542 #define SSL3_MT_CERTIFICATE_VERIFY 15 543 #define SSL3_MT_CLIENT_KEY_EXCHANGE 16 544 #define SSL3_MT_FINISHED 20 545 #define SSL3_MT_CERTIFICATE_STATUS 22 546 #define DTLS1_MT_HELLO_VERIFY_REQUEST 3 547 548 549 #define SSL3_MT_CCS 1 550 551 /* These are used when changing over to a new cipher */ 552 #define SSL3_CC_READ 0x01 553 #define SSL3_CC_WRITE 0x02 554 #define SSL3_CC_CLIENT 0x10 555 #define SSL3_CC_SERVER 0x20 556 #define SSL3_CHANGE_CIPHER_CLIENT_WRITE (SSL3_CC_CLIENT|SSL3_CC_WRITE) 557 #define SSL3_CHANGE_CIPHER_SERVER_READ (SSL3_CC_SERVER|SSL3_CC_READ) 558 #define SSL3_CHANGE_CIPHER_CLIENT_READ (SSL3_CC_CLIENT|SSL3_CC_READ) 559 #define SSL3_CHANGE_CIPHER_SERVER_WRITE (SSL3_CC_SERVER|SSL3_CC_WRITE) 560 561 #ifdef __cplusplus 562 } 563 #endif 564 #endif 565 566