2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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.
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).
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.
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
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)"
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
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.]
58 /* ====================================================================
59 * Copyright (c) 1998-2002 The OpenSSL Project. All rights reserved.
61 * Redistribution and use in source and binary forms, with or without
62 * modification, are permitted provided that the following conditions
65 * 1. Redistributions of source code must retain the above copyright
66 * notice, this list of conditions and the following disclaimer.
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
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/)"
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.
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.
87 * 6. Redistributions of any form whatsoever must retain the following
89 * "This product includes software developed by the OpenSSL Project
90 * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
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 * ====================================================================
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).
112 #ifndef HEADER_SSL3_H
113 #define HEADER_SSL3_H
115 #ifndef OPENSSL_NO_COMP
116 #include <openssl/comp.h>
118 #include <openssl/buffer.h>
119 #include <openssl/evp.h>
120 #include <openssl/ssl.h>
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
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
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
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
157 #define SSL3_CK_FZA_DMS_NULL_SHA 0x0300001C
158 #define SSL3_CK_FZA_DMS_FZA_SHA 0x0300001D
159 #if 0 /* Because it clashes with KRB5, is never used any more, and is safe
160 to remove according to David Hopwood <david.hopwood@zetnet.co.uk>
161 of the ietf-tls list */
162 #define SSL3_CK_FZA_DMS_RC4_SHA 0x0300001E
165 /* VRS Additional Kerberos5 entries
167 #define SSL3_CK_KRB5_DES_64_CBC_SHA 0x0300001E
168 #define SSL3_CK_KRB5_DES_192_CBC3_SHA 0x0300001F
169 #define SSL3_CK_KRB5_RC4_128_SHA 0x03000020
170 #define SSL3_CK_KRB5_IDEA_128_CBC_SHA 0x03000021
171 #define SSL3_CK_KRB5_DES_64_CBC_MD5 0x03000022
172 #define SSL3_CK_KRB5_DES_192_CBC3_SHA 0x03000023
173 #define SSL3_CK_KRB5_RC4_128_MD5 0x03000024
174 #define SSL3_CK_KRB5_IDEA_128_CBC_SHA 0x03000025
176 #define SSL3_CK_KRB5_DES_40_CBC_SHA 0x03000026
177 #define SSL3_CK_KRB5_RC2_40_CBC_SHA 0x03000027
178 #define SSL3_CK_KRB5_RC4_40_SHA 0x03000028
179 #define SSL3_CK_KRB5_DES_40_CBC_MD5 0x03000029
180 #define SSL3_CK_KRB5_RC2_40_CBC_MD5 0x0300002A
181 #define SSL3_CK_KRB5_RC4_40_MD5 0x0300002B
183 #define SSL3_TXT_RSA_NULL_MD5 "NULL-MD5"
184 #define SSL3_TXT_RSA_NULL_SHA "NULL-SHA"
185 #define SSL3_TXT_RSA_RC4_40_MD5 "EXP-RC4-MD5"
186 #define SSL3_TXT_RSA_RC4_128_MD5 "RC4-MD5"
187 #define SSL3_TXT_RSA_RC4_128_SHA "RC4-SHA"
188 #define SSL3_TXT_RSA_RC2_40_MD5 "EXP-RC2-CBC-MD5"
189 #define SSL3_TXT_RSA_IDEA_128_SHA "IDEA-CBC-SHA"
190 #define SSL3_TXT_RSA_DES_40_CBC_SHA "EXP-DES-CBC-SHA"
191 #define SSL3_TXT_RSA_DES_64_CBC_SHA "DES-CBC-SHA"
192 #define SSL3_TXT_RSA_DES_192_CBC3_SHA "DES-CBC3-SHA"
194 #define SSL3_TXT_DH_DSS_DES_40_CBC_SHA "EXP-DH-DSS-DES-CBC-SHA"
195 #define SSL3_TXT_DH_DSS_DES_64_CBC_SHA "DH-DSS-DES-CBC-SHA"
196 #define SSL3_TXT_DH_DSS_DES_192_CBC3_SHA "DH-DSS-DES-CBC3-SHA"
197 #define SSL3_TXT_DH_RSA_DES_40_CBC_SHA "EXP-DH-RSA-DES-CBC-SHA"
198 #define SSL3_TXT_DH_RSA_DES_64_CBC_SHA "DH-RSA-DES-CBC-SHA"
199 #define SSL3_TXT_DH_RSA_DES_192_CBC3_SHA "DH-RSA-DES-CBC3-SHA"
201 #define SSL3_TXT_EDH_DSS_DES_40_CBC_SHA "EXP-EDH-DSS-DES-CBC-SHA"
202 #define SSL3_TXT_EDH_DSS_DES_64_CBC_SHA "EDH-DSS-DES-CBC-SHA"
203 #define SSL3_TXT_EDH_DSS_DES_192_CBC3_SHA "EDH-DSS-DES-CBC3-SHA"
204 #define SSL3_TXT_EDH_RSA_DES_40_CBC_SHA "EXP-EDH-RSA-DES-CBC-SHA"
205 #define SSL3_TXT_EDH_RSA_DES_64_CBC_SHA "EDH-RSA-DES-CBC-SHA"
206 #define SSL3_TXT_EDH_RSA_DES_192_CBC3_SHA "EDH-RSA-DES-CBC3-SHA"
208 #define SSL3_TXT_ADH_RC4_40_MD5 "EXP-ADH-RC4-MD5"
209 #define SSL3_TXT_ADH_RC4_128_MD5 "ADH-RC4-MD5"
210 #define SSL3_TXT_ADH_DES_40_CBC_SHA "EXP-ADH-DES-CBC-SHA"
211 #define SSL3_TXT_ADH_DES_64_CBC_SHA "ADH-DES-CBC-SHA"
212 #define SSL3_TXT_ADH_DES_192_CBC_SHA "ADH-DES-CBC3-SHA"
214 #define SSL3_TXT_FZA_DMS_NULL_SHA "FZA-NULL-SHA"
215 #define SSL3_TXT_FZA_DMS_FZA_SHA "FZA-FZA-CBC-SHA"
216 #define SSL3_TXT_FZA_DMS_RC4_SHA "FZA-RC4-SHA"
218 #define SSL3_TXT_KRB5_DES_64_CBC_SHA "KRB5-DES-CBC-SHA"
219 #define SSL3_TXT_KRB5_DES_192_CBC3_SHA "KRB5-DES-CBC3-SHA"
220 #define SSL3_TXT_KRB5_RC4_128_SHA "KRB5-RC4-SHA"
221 #define SSL3_TXT_KRB5_IDEA_128_CBC_SHA "KRB5-IDEA-CBC-SHA"
222 #define SSL3_TXT_KRB5_DES_64_CBC_MD5 "KRB5-DES-CBC-MD5"
223 #define SSL3_TXT_KRB5_DES_192_CBC3_SHA "KRB5-DES-CBC3-SHA"
224 #define SSL3_TXT_KRB5_RC4_128_MD5 "KRB5-RC4-MD5"
225 #define SSL3_TXT_KRB5_IDEA_128_CBC_SHA "KRB5-IDEA-CBC-SHA"
227 #define SSL3_TXT_KRB5_DES_40_CBC_SHA "EXP-KRB5-DES-CBC-SHA"
228 #define SSL3_TXT_KRB5_RC2_40_CBC_SHA "EXP-KRB5-RC2-CBC-SHA"
229 #define SSL3_TXT_KRB5_RC4_40_SHA "EXP-KRB5-RC4-SHA"
230 #define SSL3_TXT_KRB5_DES_40_CBC_MD5 "EXP-KRB5-DES-CBC-MD5"
231 #define SSL3_TXT_KRB5_DES_40_CBC_MD5 "EXP-KRB5-DES-CBC-MD5"
232 #define SSL3_TXT_KRB5_RC4_40_MD5 "EXP-KRB5-RC4-MD5"
234 #define SSL3_SSL_SESSION_ID_LENGTH 32
235 #define SSL3_MAX_SSL_SESSION_ID_LENGTH 32
237 #define SSL3_MASTER_SECRET_SIZE 48
238 #define SSL3_RANDOM_SIZE 32
239 #define SSL3_SESSION_ID_SIZE 32
240 #define SSL3_RT_HEADER_LENGTH 5
242 /* Due to MS stuffing up, this can change.... */
243 #if defined(OPENSSL_SYS_WIN16) || \
244 (defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_WIN32))
245 #define SSL3_RT_MAX_EXTRA (14000)
247 #define SSL3_RT_MAX_EXTRA (16384)
250 #define SSL3_RT_MAX_PLAIN_LENGTH 16384
251 #define SSL3_RT_MAX_COMPRESSED_LENGTH (1024+SSL3_RT_MAX_PLAIN_LENGTH)
252 #define SSL3_RT_MAX_ENCRYPTED_LENGTH (1024+SSL3_RT_MAX_COMPRESSED_LENGTH)
253 #define SSL3_RT_MAX_PACKET_SIZE (SSL3_RT_MAX_ENCRYPTED_LENGTH+SSL3_RT_HEADER_LENGTH)
254 #define SSL3_RT_MAX_DATA_SIZE (1024*1024)
256 #define SSL3_MD_CLIENT_FINISHED_CONST "\x43\x4C\x4E\x54"
257 #define SSL3_MD_SERVER_FINISHED_CONST "\x53\x52\x56\x52"
259 #define SSL3_VERSION 0x0300
260 #define SSL3_VERSION_MAJOR 0x03
261 #define SSL3_VERSION_MINOR 0x00
263 #define SSL3_RT_CHANGE_CIPHER_SPEC 20
264 #define SSL3_RT_ALERT 21
265 #define SSL3_RT_HANDSHAKE 22
266 #define SSL3_RT_APPLICATION_DATA 23
268 #define SSL3_AL_WARNING 1
269 #define SSL3_AL_FATAL 2
271 #define SSL3_AD_CLOSE_NOTIFY 0
272 #define SSL3_AD_UNEXPECTED_MESSAGE 10 /* fatal */
273 #define SSL3_AD_BAD_RECORD_MAC 20 /* fatal */
274 #define SSL3_AD_DECOMPRESSION_FAILURE 30 /* fatal */
275 #define SSL3_AD_HANDSHAKE_FAILURE 40 /* fatal */
276 #define SSL3_AD_NO_CERTIFICATE 41
277 #define SSL3_AD_BAD_CERTIFICATE 42
278 #define SSL3_AD_UNSUPPORTED_CERTIFICATE 43
279 #define SSL3_AD_CERTIFICATE_REVOKED 44
280 #define SSL3_AD_CERTIFICATE_EXPIRED 45
281 #define SSL3_AD_CERTIFICATE_UNKNOWN 46
282 #define SSL3_AD_ILLEGAL_PARAMETER 47 /* fatal */
284 typedef struct ssl3_record_st
286 /*r */ int type; /* type of record */
287 /*rw*/ unsigned int length; /* How many bytes available */
288 /*r */ unsigned int off; /* read/write offset into 'buf' */
289 /*rw*/ unsigned char *data; /* pointer to the record data */
290 /*rw*/ unsigned char *input; /* where the decode bytes are */
291 /*r */ unsigned char *comp; /* only used with decompression - malloc()ed */
294 typedef struct ssl3_buffer_st
296 unsigned char *buf; /* at least SSL3_RT_MAX_PACKET_SIZE bytes,
297 * see ssl3_setup_buffers() */
298 size_t len; /* buffer size */
299 int offset; /* where to 'copy from' */
300 int left; /* how many bytes left */
303 #define SSL3_CT_RSA_SIGN 1
304 #define SSL3_CT_DSS_SIGN 2
305 #define SSL3_CT_RSA_FIXED_DH 3
306 #define SSL3_CT_DSS_FIXED_DH 4
307 #define SSL3_CT_RSA_EPHEMERAL_DH 5
308 #define SSL3_CT_DSS_EPHEMERAL_DH 6
309 #define SSL3_CT_FORTEZZA_DMS 20
310 #define SSL3_CT_NUMBER 7
312 #define SSL3_FLAGS_NO_RENEGOTIATE_CIPHERS 0x0001
313 #define SSL3_FLAGS_DELAY_CLIENT_FINISHED 0x0002
314 #define SSL3_FLAGS_POP_BUFFER 0x0004
315 #define TLS1_FLAGS_TLS_PADDING_BUG 0x0008
317 typedef struct ssl3_state_st
320 int delay_buf_pop_ret;
322 unsigned char read_sequence[8];
323 unsigned char read_mac_secret[EVP_MAX_MD_SIZE];
324 unsigned char write_sequence[8];
325 unsigned char write_mac_secret[EVP_MAX_MD_SIZE];
327 unsigned char server_random[SSL3_RANDOM_SIZE];
328 unsigned char client_random[SSL3_RANDOM_SIZE];
330 /* flags for countermeasure against known-IV weakness */
331 int need_empty_fragments;
332 int empty_fragment_done;
334 SSL3_BUFFER rbuf; /* read IO goes into here */
335 SSL3_BUFFER wbuf; /* write IO goes into here */
337 SSL3_RECORD rrec; /* each decoded record goes in here */
338 SSL3_RECORD wrec; /* goes out from here */
340 /* storage for Alert/Handshake protocol data received but not
341 * yet processed by ssl3_read_bytes: */
342 unsigned char alert_fragment[2];
343 unsigned int alert_fragment_len;
344 unsigned char handshake_fragment[4];
345 unsigned int handshake_fragment_len;
347 /* partial write - check the numbers match */
348 unsigned int wnum; /* number of bytes sent so far */
349 int wpend_tot; /* number bytes written */
351 int wpend_ret; /* number of bytes submitted */
352 const unsigned char *wpend_buf;
354 /* used during startup, digest all incoming/outgoing packets */
355 EVP_MD_CTX finish_dgst1;
356 EVP_MD_CTX finish_dgst2;
358 /* this is set whenerver we see a change_cipher_spec message
359 * come in when we are not looking for one */
360 int change_cipher_spec;
364 /* we allow one fatal and one warning alert to be outstanding,
365 * send close alert via the warning alert */
367 unsigned char send_alert[2];
369 /* This flag is set when we should renegotiate ASAP, basically when
370 * there is no more data in the read or write buffers */
372 int total_renegotiations;
373 int num_renegotiations;
375 int in_read_app_data;
378 /* actually only needs to be 16+20 */
379 unsigned char cert_verify_md[EVP_MAX_MD_SIZE*2];
381 /* actually only need to be 16+20 for SSLv3 and 12 for TLS */
382 unsigned char finish_md[EVP_MAX_MD_SIZE*2];
384 unsigned char peer_finish_md[EVP_MAX_MD_SIZE*2];
385 int peer_finish_md_len;
387 unsigned long message_size;
390 /* used to hold the new cipher we are going to use */
391 SSL_CIPHER *new_cipher;
392 #ifndef OPENSSL_NO_DH
395 /* used when SSL_ST_FLUSH_DATA is entered */
400 /* used for certificate requests */
403 char ctype[SSL3_CT_NUMBER];
404 STACK_OF(X509_NAME) *ca_names;
408 int key_block_length;
409 unsigned char *key_block;
411 const EVP_CIPHER *new_sym_enc;
412 const EVP_MD *new_hash;
413 #ifndef OPENSSL_NO_COMP
414 const SSL_COMP *new_compression;
416 char *new_compression;
426 #define SSL3_ST_CW_FLUSH (0x100|SSL_ST_CONNECT)
427 /* write to server */
428 #define SSL3_ST_CW_CLNT_HELLO_A (0x110|SSL_ST_CONNECT)
429 #define SSL3_ST_CW_CLNT_HELLO_B (0x111|SSL_ST_CONNECT)
430 /* read from server */
431 #define SSL3_ST_CR_SRVR_HELLO_A (0x120|SSL_ST_CONNECT)
432 #define SSL3_ST_CR_SRVR_HELLO_B (0x121|SSL_ST_CONNECT)
433 #define SSL3_ST_CR_CERT_A (0x130|SSL_ST_CONNECT)
434 #define SSL3_ST_CR_CERT_B (0x131|SSL_ST_CONNECT)
435 #define SSL3_ST_CR_KEY_EXCH_A (0x140|SSL_ST_CONNECT)
436 #define SSL3_ST_CR_KEY_EXCH_B (0x141|SSL_ST_CONNECT)
437 #define SSL3_ST_CR_CERT_REQ_A (0x150|SSL_ST_CONNECT)
438 #define SSL3_ST_CR_CERT_REQ_B (0x151|SSL_ST_CONNECT)
439 #define SSL3_ST_CR_SRVR_DONE_A (0x160|SSL_ST_CONNECT)
440 #define SSL3_ST_CR_SRVR_DONE_B (0x161|SSL_ST_CONNECT)
441 /* write to server */
442 #define SSL3_ST_CW_CERT_A (0x170|SSL_ST_CONNECT)
443 #define SSL3_ST_CW_CERT_B (0x171|SSL_ST_CONNECT)
444 #define SSL3_ST_CW_CERT_C (0x172|SSL_ST_CONNECT)
445 #define SSL3_ST_CW_CERT_D (0x173|SSL_ST_CONNECT)
446 #define SSL3_ST_CW_KEY_EXCH_A (0x180|SSL_ST_CONNECT)
447 #define SSL3_ST_CW_KEY_EXCH_B (0x181|SSL_ST_CONNECT)
448 #define SSL3_ST_CW_CERT_VRFY_A (0x190|SSL_ST_CONNECT)
449 #define SSL3_ST_CW_CERT_VRFY_B (0x191|SSL_ST_CONNECT)
450 #define SSL3_ST_CW_CHANGE_A (0x1A0|SSL_ST_CONNECT)
451 #define SSL3_ST_CW_CHANGE_B (0x1A1|SSL_ST_CONNECT)
452 #define SSL3_ST_CW_FINISHED_A (0x1B0|SSL_ST_CONNECT)
453 #define SSL3_ST_CW_FINISHED_B (0x1B1|SSL_ST_CONNECT)
454 /* read from server */
455 #define SSL3_ST_CR_CHANGE_A (0x1C0|SSL_ST_CONNECT)
456 #define SSL3_ST_CR_CHANGE_B (0x1C1|SSL_ST_CONNECT)
457 #define SSL3_ST_CR_FINISHED_A (0x1D0|SSL_ST_CONNECT)
458 #define SSL3_ST_CR_FINISHED_B (0x1D1|SSL_ST_CONNECT)
462 #define SSL3_ST_SW_FLUSH (0x100|SSL_ST_ACCEPT)
463 /* read from client */
464 /* Do not change the number values, they do matter */
465 #define SSL3_ST_SR_CLNT_HELLO_A (0x110|SSL_ST_ACCEPT)
466 #define SSL3_ST_SR_CLNT_HELLO_B (0x111|SSL_ST_ACCEPT)
467 #define SSL3_ST_SR_CLNT_HELLO_C (0x112|SSL_ST_ACCEPT)
468 /* write to client */
469 #define SSL3_ST_SW_HELLO_REQ_A (0x120|SSL_ST_ACCEPT)
470 #define SSL3_ST_SW_HELLO_REQ_B (0x121|SSL_ST_ACCEPT)
471 #define SSL3_ST_SW_HELLO_REQ_C (0x122|SSL_ST_ACCEPT)
472 #define SSL3_ST_SW_SRVR_HELLO_A (0x130|SSL_ST_ACCEPT)
473 #define SSL3_ST_SW_SRVR_HELLO_B (0x131|SSL_ST_ACCEPT)
474 #define SSL3_ST_SW_CERT_A (0x140|SSL_ST_ACCEPT)
475 #define SSL3_ST_SW_CERT_B (0x141|SSL_ST_ACCEPT)
476 #define SSL3_ST_SW_KEY_EXCH_A (0x150|SSL_ST_ACCEPT)
477 #define SSL3_ST_SW_KEY_EXCH_B (0x151|SSL_ST_ACCEPT)
478 #define SSL3_ST_SW_CERT_REQ_A (0x160|SSL_ST_ACCEPT)
479 #define SSL3_ST_SW_CERT_REQ_B (0x161|SSL_ST_ACCEPT)
480 #define SSL3_ST_SW_SRVR_DONE_A (0x170|SSL_ST_ACCEPT)
481 #define SSL3_ST_SW_SRVR_DONE_B (0x171|SSL_ST_ACCEPT)
482 /* read from client */
483 #define SSL3_ST_SR_CERT_A (0x180|SSL_ST_ACCEPT)
484 #define SSL3_ST_SR_CERT_B (0x181|SSL_ST_ACCEPT)
485 #define SSL3_ST_SR_KEY_EXCH_A (0x190|SSL_ST_ACCEPT)
486 #define SSL3_ST_SR_KEY_EXCH_B (0x191|SSL_ST_ACCEPT)
487 #define SSL3_ST_SR_CERT_VRFY_A (0x1A0|SSL_ST_ACCEPT)
488 #define SSL3_ST_SR_CERT_VRFY_B (0x1A1|SSL_ST_ACCEPT)
489 #define SSL3_ST_SR_CHANGE_A (0x1B0|SSL_ST_ACCEPT)
490 #define SSL3_ST_SR_CHANGE_B (0x1B1|SSL_ST_ACCEPT)
491 #define SSL3_ST_SR_FINISHED_A (0x1C0|SSL_ST_ACCEPT)
492 #define SSL3_ST_SR_FINISHED_B (0x1C1|SSL_ST_ACCEPT)
493 /* write to client */
494 #define SSL3_ST_SW_CHANGE_A (0x1D0|SSL_ST_ACCEPT)
495 #define SSL3_ST_SW_CHANGE_B (0x1D1|SSL_ST_ACCEPT)
496 #define SSL3_ST_SW_FINISHED_A (0x1E0|SSL_ST_ACCEPT)
497 #define SSL3_ST_SW_FINISHED_B (0x1E1|SSL_ST_ACCEPT)
499 #define SSL3_MT_HELLO_REQUEST 0
500 #define SSL3_MT_CLIENT_HELLO 1
501 #define SSL3_MT_SERVER_HELLO 2
502 #define SSL3_MT_CERTIFICATE 11
503 #define SSL3_MT_SERVER_KEY_EXCHANGE 12
504 #define SSL3_MT_CERTIFICATE_REQUEST 13
505 #define SSL3_MT_SERVER_DONE 14
506 #define SSL3_MT_CERTIFICATE_VERIFY 15
507 #define SSL3_MT_CLIENT_KEY_EXCHANGE 16
508 #define SSL3_MT_FINISHED 20
510 #define SSL3_MT_CCS 1
512 /* These are used when changing over to a new cipher */
513 #define SSL3_CC_READ 0x01
514 #define SSL3_CC_WRITE 0x02
515 #define SSL3_CC_CLIENT 0x10
516 #define SSL3_CC_SERVER 0x20
517 #define SSL3_CHANGE_CIPHER_CLIENT_WRITE (SSL3_CC_CLIENT|SSL3_CC_WRITE)
518 #define SSL3_CHANGE_CIPHER_SERVER_READ (SSL3_CC_SERVER|SSL3_CC_READ)
519 #define SSL3_CHANGE_CIPHER_CLIENT_READ (SSL3_CC_CLIENT|SSL3_CC_READ)
520 #define SSL3_CHANGE_CIPHER_SERVER_WRITE (SSL3_CC_SERVER|SSL3_CC_WRITE)