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