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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#ifndef HEADER_SSL3_H
60#define HEADER_SSL3_H
61
62#ifndef NO_COMP
63#include <openssl/comp.h>
64#endif
65#include <openssl/buffer.h>
66#include <openssl/evp.h>
67#include <openssl/ssl.h>
68
69#ifdef __cplusplus
70extern "C" {
71#endif
72
73#define SSL3_CK_RSA_NULL_MD5 0x03000001
74#define SSL3_CK_RSA_NULL_SHA 0x03000002
75#define SSL3_CK_RSA_RC4_40_MD5 0x03000003
76#define SSL3_CK_RSA_RC4_128_MD5 0x03000004
77#define SSL3_CK_RSA_RC4_128_SHA 0x03000005
78#define SSL3_CK_RSA_RC2_40_MD5 0x03000006
79#define SSL3_CK_RSA_IDEA_128_SHA 0x03000007
80#define SSL3_CK_RSA_DES_40_CBC_SHA 0x03000008
81#define SSL3_CK_RSA_DES_64_CBC_SHA 0x03000009
82#define SSL3_CK_RSA_DES_192_CBC3_SHA 0x0300000A
83
84#define SSL3_CK_DH_DSS_DES_40_CBC_SHA 0x0300000B
85#define SSL3_CK_DH_DSS_DES_64_CBC_SHA 0x0300000C
86#define SSL3_CK_DH_DSS_DES_192_CBC3_SHA 0x0300000D
87#define SSL3_CK_DH_RSA_DES_40_CBC_SHA 0x0300000E
88#define SSL3_CK_DH_RSA_DES_64_CBC_SHA 0x0300000F
89#define SSL3_CK_DH_RSA_DES_192_CBC3_SHA 0x03000010
90
91#define SSL3_CK_EDH_DSS_DES_40_CBC_SHA 0x03000011
92#define SSL3_CK_EDH_DSS_DES_64_CBC_SHA 0x03000012
93#define SSL3_CK_EDH_DSS_DES_192_CBC3_SHA 0x03000013
94#define SSL3_CK_EDH_RSA_DES_40_CBC_SHA 0x03000014
95#define SSL3_CK_EDH_RSA_DES_64_CBC_SHA 0x03000015
96#define SSL3_CK_EDH_RSA_DES_192_CBC3_SHA 0x03000016
97
98#define SSL3_CK_ADH_RC4_40_MD5 0x03000017
99#define SSL3_CK_ADH_RC4_128_MD5 0x03000018
100#define SSL3_CK_ADH_DES_40_CBC_SHA 0x03000019
101#define SSL3_CK_ADH_DES_64_CBC_SHA 0x0300001A
102#define SSL3_CK_ADH_DES_192_CBC_SHA 0x0300001B
103
104#define SSL3_CK_FZA_DMS_NULL_SHA 0x0300001C
105#define SSL3_CK_FZA_DMS_FZA_SHA 0x0300001D
106#define SSL3_CK_FZA_DMS_RC4_SHA 0x0300001E
107
108#define SSL3_TXT_RSA_NULL_MD5 "NULL-MD5"
109#define SSL3_TXT_RSA_NULL_SHA "NULL-SHA"
110#define SSL3_TXT_RSA_RC4_40_MD5 "EXP-RC4-MD5"
111#define SSL3_TXT_RSA_RC4_128_MD5 "RC4-MD5"
112#define SSL3_TXT_RSA_RC4_128_SHA "RC4-SHA"
113#define SSL3_TXT_RSA_RC2_40_MD5 "EXP-RC2-CBC-MD5"
114#define SSL3_TXT_RSA_IDEA_128_SHA "IDEA-CBC-SHA"
115#define SSL3_TXT_RSA_DES_40_CBC_SHA "EXP-DES-CBC-SHA"
116#define SSL3_TXT_RSA_DES_64_CBC_SHA "DES-CBC-SHA"
117#define SSL3_TXT_RSA_DES_192_CBC3_SHA "DES-CBC3-SHA"
118
119#define SSL3_TXT_DH_DSS_DES_40_CBC_SHA "EXP-DH-DSS-DES-CBC-SHA"
120#define SSL3_TXT_DH_DSS_DES_64_CBC_SHA "DH-DSS-DES-CBC-SHA"
121#define SSL3_TXT_DH_DSS_DES_192_CBC3_SHA "DH-DSS-DES-CBC3-SHA"
122#define SSL3_TXT_DH_RSA_DES_40_CBC_SHA "EXP-DH-RSA-DES-CBC-SHA"
123#define SSL3_TXT_DH_RSA_DES_64_CBC_SHA "DH-RSA-DES-CBC-SHA"
124#define SSL3_TXT_DH_RSA_DES_192_CBC3_SHA "DH-RSA-DES-CBC3-SHA"
125
126#define SSL3_TXT_EDH_DSS_DES_40_CBC_SHA "EXP-EDH-DSS-DES-CBC-SHA"
127#define SSL3_TXT_EDH_DSS_DES_64_CBC_SHA "EDH-DSS-DES-CBC-SHA"
128#define SSL3_TXT_EDH_DSS_DES_192_CBC3_SHA "EDH-DSS-DES-CBC3-SHA"
129#define SSL3_TXT_EDH_RSA_DES_40_CBC_SHA "EXP-EDH-RSA-DES-CBC-SHA"
130#define SSL3_TXT_EDH_RSA_DES_64_CBC_SHA "EDH-RSA-DES-CBC-SHA"
131#define SSL3_TXT_EDH_RSA_DES_192_CBC3_SHA "EDH-RSA-DES-CBC3-SHA"
132
133#define SSL3_TXT_ADH_RC4_40_MD5 "EXP-ADH-RC4-MD5"
134#define SSL3_TXT_ADH_RC4_128_MD5 "ADH-RC4-MD5"
135#define SSL3_TXT_ADH_DES_40_CBC_SHA "EXP-ADH-DES-CBC-SHA"
136#define SSL3_TXT_ADH_DES_64_CBC_SHA "ADH-DES-CBC-SHA"
137#define SSL3_TXT_ADH_DES_192_CBC_SHA "ADH-DES-CBC3-SHA"
138
139#define SSL3_TXT_FZA_DMS_NULL_SHA "FZA-NULL-SHA"
140#define SSL3_TXT_FZA_DMS_FZA_SHA "FZA-FZA-CBC-SHA"
141#define SSL3_TXT_FZA_DMS_RC4_SHA "FZA-RC4-SHA"
142
143#define SSL3_SSL_SESSION_ID_LENGTH 32
144#define SSL3_MAX_SSL_SESSION_ID_LENGTH 32
145
146#define SSL3_MASTER_SECRET_SIZE 48
147#define SSL3_RANDOM_SIZE 32
148#define SSL3_SESSION_ID_SIZE 32
149#define SSL3_RT_HEADER_LENGTH 5
150
151/* Due to MS stuffing up, this can change.... */
152#if defined(WIN16) || (defined(MSDOS) && !defined(WIN32))
153#define SSL3_RT_MAX_EXTRA (14000)
154#else
155#define SSL3_RT_MAX_EXTRA (16384)
156#endif
157
158#define SSL3_RT_MAX_PLAIN_LENGTH 16384
159#define SSL3_RT_MAX_COMPRESSED_LENGTH (1024+SSL3_RT_MAX_PLAIN_LENGTH)
160#define SSL3_RT_MAX_ENCRYPTED_LENGTH (1024+SSL3_RT_MAX_COMPRESSED_LENGTH)
161#define SSL3_RT_MAX_PACKET_SIZE (SSL3_RT_MAX_ENCRYPTED_LENGTH+SSL3_RT_HEADER_LENGTH)
162#define SSL3_RT_MAX_DATA_SIZE (1024*1024)
163
164#define SSL3_MD_CLIENT_FINISHED_CONST "\x43\x4C\x4E\x54"
165#define SSL3_MD_SERVER_FINISHED_CONST "\x53\x52\x56\x52"
166
167#define SSL3_VERSION 0x0300
168#define SSL3_VERSION_MAJOR 0x03
169#define SSL3_VERSION_MINOR 0x00
170
171#define SSL3_RT_CHANGE_CIPHER_SPEC 20
172#define SSL3_RT_ALERT 21
173#define SSL3_RT_HANDSHAKE 22
174#define SSL3_RT_APPLICATION_DATA 23
175
176#define SSL3_AL_WARNING 1
177#define SSL3_AL_FATAL 2
178
179#define SSL3_AD_CLOSE_NOTIFY 0
180#define SSL3_AD_UNEXPECTED_MESSAGE 10 /* fatal */
181#define SSL3_AD_BAD_RECORD_MAC 20 /* fatal */
182#define SSL3_AD_DECOMPRESSION_FAILURE 30 /* fatal */
183#define SSL3_AD_HANDSHAKE_FAILURE 40 /* fatal */
184#define SSL3_AD_NO_CERTIFICATE 41
185#define SSL3_AD_BAD_CERTIFICATE 42
186#define SSL3_AD_UNSUPPORTED_CERTIFICATE 43
187#define SSL3_AD_CERTIFICATE_REVOKED 44
188#define SSL3_AD_CERTIFICATE_EXPIRED 45
189#define SSL3_AD_CERTIFICATE_UNKNOWN 46
190#define SSL3_AD_ILLEGAL_PARAMETER 47 /* fatal */
191
192typedef struct ssl3_record_st
193 {
194/*r */ int type; /* type of record */
195/*rw*/ unsigned int length; /* How many bytes available */
196/*r */ unsigned int off; /* read/write offset into 'buf' */
197/*rw*/ unsigned char *data; /* pointer to the record data */
198/*rw*/ unsigned char *input; /* where the decode bytes are */
199/*r */ unsigned char *comp; /* only used with decompression - malloc()ed */
200 } SSL3_RECORD;
201
202typedef struct ssl3_buffer_st
203 {
204 unsigned char *buf; /* SSL3_RT_MAX_PACKET_SIZE bytes (more if
205 * SSL_OP_MICROSOFT_BIG_SSLV3_BUFFER is set) */
206 int offset; /* where to 'copy from' */
207 int left; /* how many bytes left */
208 } SSL3_BUFFER;
209
210#define SSL3_CT_RSA_SIGN 1
211#define SSL3_CT_DSS_SIGN 2
212#define SSL3_CT_RSA_FIXED_DH 3
213#define SSL3_CT_DSS_FIXED_DH 4
214#define SSL3_CT_RSA_EPHEMERAL_DH 5
215#define SSL3_CT_DSS_EPHEMERAL_DH 6
216#define SSL3_CT_FORTEZZA_DMS 20
217#define SSL3_CT_NUMBER 7
218
219#define SSL3_FLAGS_NO_RENEGOTIATE_CIPHERS 0x0001
220#define SSL3_FLAGS_DELAY_CLIENT_FINISHED 0x0002
221#define SSL3_FLAGS_POP_BUFFER 0x0004
222#define TLS1_FLAGS_TLS_PADDING_BUG 0x0008
223
224typedef struct ssl3_state_st
225 {
226 long flags;
227 int delay_buf_pop_ret;
228
229 unsigned char read_sequence[8];
230 unsigned char read_mac_secret[EVP_MAX_MD_SIZE];
231 unsigned char write_sequence[8];
232 unsigned char write_mac_secret[EVP_MAX_MD_SIZE];
233
234 unsigned char server_random[SSL3_RANDOM_SIZE];
235 unsigned char client_random[SSL3_RANDOM_SIZE];
236
237 SSL3_BUFFER rbuf; /* read IO goes into here */
238 SSL3_BUFFER wbuf; /* write IO goes into here */
239
240 SSL3_RECORD rrec; /* each decoded record goes in here */
241 SSL3_RECORD wrec; /* goes out from here */
242
243 /* storage for Alert/Handshake protocol data received but not
244 * yet processed by ssl3_read_bytes: */
245 unsigned char alert_fragment[2];
246 unsigned int alert_fragment_len;
247 unsigned char handshake_fragment[4];
248 unsigned int handshake_fragment_len;
249
250 /* partial write - check the numbers match */
251 unsigned int wnum; /* number of bytes sent so far */
252 int wpend_tot; /* number bytes written */
253 int wpend_type;
254 int wpend_ret; /* number of bytes submitted */
255 const unsigned char *wpend_buf;
256
257 /* used during startup, digest all incoming/outgoing packets */
258 EVP_MD_CTX finish_dgst1;
259 EVP_MD_CTX finish_dgst2;
260
261 /* this is set whenerver we see a change_cipher_spec message
262 * come in when we are not looking for one */
263 int change_cipher_spec;
264
265 int warn_alert;
266 int fatal_alert;
267 /* we allow one fatal and one warning alert to be outstanding,
268 * send close alert via the warning alert */
269 int alert_dispatch;
270 unsigned char send_alert[2];
271
272 /* This flag is set when we should renegotiate ASAP, basically when
273 * there is no more data in the read or write buffers */
274 int renegotiate;
275 int total_renegotiations;
276 int num_renegotiations;
277
278 int in_read_app_data;
279
280 struct {
281 /* actually only needs to be 16+20 */
282 unsigned char cert_verify_md[EVP_MAX_MD_SIZE*2];
283
284 /* actually only need to be 16+20 for SSLv3 and 12 for TLS */
285 unsigned char finish_md[EVP_MAX_MD_SIZE*2];
286 int finish_md_len;
287 unsigned char peer_finish_md[EVP_MAX_MD_SIZE*2];
288 int peer_finish_md_len;
289
290 unsigned long message_size;
291 int message_type;
292
293 /* used to hold the new cipher we are going to use */
294 SSL_CIPHER *new_cipher;
295#ifndef NO_DH
296 DH *dh;
297#endif
298 /* used when SSL_ST_FLUSH_DATA is entered */
299 int next_state;
300
301 int reuse_message;
302
303 /* used for certificate requests */
304 int cert_req;
305 int ctype_num;
306 char ctype[SSL3_CT_NUMBER];
307 STACK_OF(X509_NAME) *ca_names;
308
309 int use_rsa_tmp;
310
311 int key_block_length;
312 unsigned char *key_block;
313
314 const EVP_CIPHER *new_sym_enc;
315 const EVP_MD *new_hash;
316#ifndef NO_COMP
317 const SSL_COMP *new_compression;
318#else
319 char *new_compression;
320#endif
321 int cert_request;
322 } tmp;
323
324 } SSL3_STATE;
325
326/* SSLv3 */
327/*client */
328/* extra state */
329#define SSL3_ST_CW_FLUSH (0x100|SSL_ST_CONNECT)
330/* write to server */
331#define SSL3_ST_CW_CLNT_HELLO_A (0x110|SSL_ST_CONNECT)
332#define SSL3_ST_CW_CLNT_HELLO_B (0x111|SSL_ST_CONNECT)
333/* read from server */
334#define SSL3_ST_CR_SRVR_HELLO_A (0x120|SSL_ST_CONNECT)
335#define SSL3_ST_CR_SRVR_HELLO_B (0x121|SSL_ST_CONNECT)
336#define SSL3_ST_CR_CERT_A (0x130|SSL_ST_CONNECT)
337#define SSL3_ST_CR_CERT_B (0x131|SSL_ST_CONNECT)
338#define SSL3_ST_CR_KEY_EXCH_A (0x140|SSL_ST_CONNECT)
339#define SSL3_ST_CR_KEY_EXCH_B (0x141|SSL_ST_CONNECT)
340#define SSL3_ST_CR_CERT_REQ_A (0x150|SSL_ST_CONNECT)
341#define SSL3_ST_CR_CERT_REQ_B (0x151|SSL_ST_CONNECT)
342#define SSL3_ST_CR_SRVR_DONE_A (0x160|SSL_ST_CONNECT)
343#define SSL3_ST_CR_SRVR_DONE_B (0x161|SSL_ST_CONNECT)
344/* write to server */
345#define SSL3_ST_CW_CERT_A (0x170|SSL_ST_CONNECT)
346#define SSL3_ST_CW_CERT_B (0x171|SSL_ST_CONNECT)
347#define SSL3_ST_CW_CERT_C (0x172|SSL_ST_CONNECT)
348#define SSL3_ST_CW_CERT_D (0x173|SSL_ST_CONNECT)
349#define SSL3_ST_CW_KEY_EXCH_A (0x180|SSL_ST_CONNECT)
350#define SSL3_ST_CW_KEY_EXCH_B (0x181|SSL_ST_CONNECT)
351#define SSL3_ST_CW_CERT_VRFY_A (0x190|SSL_ST_CONNECT)
352#define SSL3_ST_CW_CERT_VRFY_B (0x191|SSL_ST_CONNECT)
353#define SSL3_ST_CW_CHANGE_A (0x1A0|SSL_ST_CONNECT)
354#define SSL3_ST_CW_CHANGE_B (0x1A1|SSL_ST_CONNECT)
355#define SSL3_ST_CW_FINISHED_A (0x1B0|SSL_ST_CONNECT)
356#define SSL3_ST_CW_FINISHED_B (0x1B1|SSL_ST_CONNECT)
357/* read from server */
358#define SSL3_ST_CR_CHANGE_A (0x1C0|SSL_ST_CONNECT)
359#define SSL3_ST_CR_CHANGE_B (0x1C1|SSL_ST_CONNECT)
360#define SSL3_ST_CR_FINISHED_A (0x1D0|SSL_ST_CONNECT)
361#define SSL3_ST_CR_FINISHED_B (0x1D1|SSL_ST_CONNECT)
362
363/* server */
364/* extra state */
365#define SSL3_ST_SW_FLUSH (0x100|SSL_ST_ACCEPT)
366/* read from client */
367/* Do not change the number values, they do matter */
368#define SSL3_ST_SR_CLNT_HELLO_A (0x110|SSL_ST_ACCEPT)
369#define SSL3_ST_SR_CLNT_HELLO_B (0x111|SSL_ST_ACCEPT)
370#define SSL3_ST_SR_CLNT_HELLO_C (0x112|SSL_ST_ACCEPT)
371/* write to client */
372#define SSL3_ST_SW_HELLO_REQ_A (0x120|SSL_ST_ACCEPT)
373#define SSL3_ST_SW_HELLO_REQ_B (0x121|SSL_ST_ACCEPT)
374#define SSL3_ST_SW_HELLO_REQ_C (0x122|SSL_ST_ACCEPT)
375#define SSL3_ST_SW_SRVR_HELLO_A (0x130|SSL_ST_ACCEPT)
376#define SSL3_ST_SW_SRVR_HELLO_B (0x131|SSL_ST_ACCEPT)
377#define SSL3_ST_SW_CERT_A (0x140|SSL_ST_ACCEPT)
378#define SSL3_ST_SW_CERT_B (0x141|SSL_ST_ACCEPT)
379#define SSL3_ST_SW_KEY_EXCH_A (0x150|SSL_ST_ACCEPT)
380#define SSL3_ST_SW_KEY_EXCH_B (0x151|SSL_ST_ACCEPT)
381#define SSL3_ST_SW_CERT_REQ_A (0x160|SSL_ST_ACCEPT)
382#define SSL3_ST_SW_CERT_REQ_B (0x161|SSL_ST_ACCEPT)
383#define SSL3_ST_SW_SRVR_DONE_A (0x170|SSL_ST_ACCEPT)
384#define SSL3_ST_SW_SRVR_DONE_B (0x171|SSL_ST_ACCEPT)
385/* read from client */
386#define SSL3_ST_SR_CERT_A (0x180|SSL_ST_ACCEPT)
387#define SSL3_ST_SR_CERT_B (0x181|SSL_ST_ACCEPT)
388#define SSL3_ST_SR_KEY_EXCH_A (0x190|SSL_ST_ACCEPT)
389#define SSL3_ST_SR_KEY_EXCH_B (0x191|SSL_ST_ACCEPT)
390#define SSL3_ST_SR_CERT_VRFY_A (0x1A0|SSL_ST_ACCEPT)
391#define SSL3_ST_SR_CERT_VRFY_B (0x1A1|SSL_ST_ACCEPT)
392#define SSL3_ST_SR_CHANGE_A (0x1B0|SSL_ST_ACCEPT)
393#define SSL3_ST_SR_CHANGE_B (0x1B1|SSL_ST_ACCEPT)
394#define SSL3_ST_SR_FINISHED_A (0x1C0|SSL_ST_ACCEPT)
395#define SSL3_ST_SR_FINISHED_B (0x1C1|SSL_ST_ACCEPT)
396/* write to client */
397#define SSL3_ST_SW_CHANGE_A (0x1D0|SSL_ST_ACCEPT)
398#define SSL3_ST_SW_CHANGE_B (0x1D1|SSL_ST_ACCEPT)
399#define SSL3_ST_SW_FINISHED_A (0x1E0|SSL_ST_ACCEPT)
400#define SSL3_ST_SW_FINISHED_B (0x1E1|SSL_ST_ACCEPT)
401
402#define SSL3_MT_HELLO_REQUEST 0
403#define SSL3_MT_CLIENT_HELLO 1
404#define SSL3_MT_SERVER_HELLO 2
405#define SSL3_MT_CERTIFICATE 11
406#define SSL3_MT_SERVER_KEY_EXCHANGE 12
407#define SSL3_MT_CERTIFICATE_REQUEST 13
408#define SSL3_MT_SERVER_DONE 14
409#define SSL3_MT_CERTIFICATE_VERIFY 15
410#define SSL3_MT_CLIENT_KEY_EXCHANGE 16
411#define SSL3_MT_FINISHED 20
412
413#define SSL3_MT_CCS 1
414
415/* These are used when changing over to a new cipher */
416#define SSL3_CC_READ 0x01
417#define SSL3_CC_WRITE 0x02
418#define SSL3_CC_CLIENT 0x10
419#define SSL3_CC_SERVER 0x20
420#define SSL3_CHANGE_CIPHER_CLIENT_WRITE (SSL3_CC_CLIENT|SSL3_CC_WRITE)
421#define SSL3_CHANGE_CIPHER_SERVER_READ (SSL3_CC_SERVER|SSL3_CC_READ)
422#define SSL3_CHANGE_CIPHER_CLIENT_READ (SSL3_CC_CLIENT|SSL3_CC_READ)
423#define SSL3_CHANGE_CIPHER_SERVER_WRITE (SSL3_CC_SERVER|SSL3_CC_WRITE)
424
425#ifdef __cplusplus
426}
427#endif
428#endif
429
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