|
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 OPENSSL_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 #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 |
|
163 #endif |
|
164 |
|
165 /* VRS Additional Kerberos5 entries |
|
166 */ |
|
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_MD5 0x03000023 |
|
173 #define SSL3_CK_KRB5_RC4_128_MD5 0x03000024 |
|
174 #define SSL3_CK_KRB5_IDEA_128_CBC_MD5 0x03000025 |
|
175 |
|
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 |
|
182 |
|
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" |
|
193 |
|
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" |
|
200 |
|
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" |
|
207 |
|
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" |
|
213 |
|
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" |
|
217 |
|
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_MD5 "KRB5-DES-CBC3-MD5" |
|
224 #define SSL3_TXT_KRB5_RC4_128_MD5 "KRB5-RC4-MD5" |
|
225 #define SSL3_TXT_KRB5_IDEA_128_CBC_MD5 "KRB5-IDEA-CBC-MD5" |
|
226 |
|
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_RC2_40_CBC_MD5 "EXP-KRB5-RC2-CBC-MD5" |
|
232 #define SSL3_TXT_KRB5_RC4_40_MD5 "EXP-KRB5-RC4-MD5" |
|
233 |
|
234 #define SSL3_SSL_SESSION_ID_LENGTH 32 |
|
235 #define SSL3_MAX_SSL_SESSION_ID_LENGTH 32 |
|
236 |
|
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 |
|
241 |
|
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) |
|
246 #else |
|
247 #define SSL3_RT_MAX_EXTRA (16384) |
|
248 #endif |
|
249 |
|
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) |
|
255 |
|
256 #define SSL3_MD_CLIENT_FINISHED_CONST "\x43\x4C\x4E\x54" |
|
257 #define SSL3_MD_SERVER_FINISHED_CONST "\x53\x52\x56\x52" |
|
258 |
|
259 #define SSL3_VERSION 0x0300 |
|
260 #define SSL3_VERSION_MAJOR 0x03 |
|
261 #define SSL3_VERSION_MINOR 0x00 |
|
262 |
|
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 |
|
267 |
|
268 #define SSL3_AL_WARNING 1 |
|
269 #define SSL3_AL_FATAL 2 |
|
270 |
|
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 */ |
|
283 |
|
284 typedef struct ssl3_record_st |
|
285 { |
|
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 */ |
|
292 } SSL3_RECORD; |
|
293 |
|
294 typedef struct ssl3_buffer_st |
|
295 { |
|
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 */ |
|
301 } SSL3_BUFFER; |
|
302 |
|
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 |
|
311 |
|
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 |
|
316 |
|
317 typedef struct ssl3_state_st |
|
318 { |
|
319 long flags; |
|
320 int delay_buf_pop_ret; |
|
321 |
|
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]; |
|
326 |
|
327 unsigned char server_random[SSL3_RANDOM_SIZE]; |
|
328 unsigned char client_random[SSL3_RANDOM_SIZE]; |
|
329 |
|
330 /* flags for countermeasure against known-IV weakness */ |
|
331 int need_empty_fragments; |
|
332 int empty_fragment_done; |
|
333 |
|
334 SSL3_BUFFER rbuf; /* read IO goes into here */ |
|
335 SSL3_BUFFER wbuf; /* write IO goes into here */ |
|
336 |
|
337 SSL3_RECORD rrec; /* each decoded record goes in here */ |
|
338 SSL3_RECORD wrec; /* goes out from here */ |
|
339 |
|
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; |
|
346 |
|
347 /* partial write - check the numbers match */ |
|
348 unsigned int wnum; /* number of bytes sent so far */ |
|
349 int wpend_tot; /* number bytes written */ |
|
350 int wpend_type; |
|
351 int wpend_ret; /* number of bytes submitted */ |
|
352 const unsigned char *wpend_buf; |
|
353 |
|
354 /* used during startup, digest all incoming/outgoing packets */ |
|
355 EVP_MD_CTX finish_dgst1; |
|
356 EVP_MD_CTX finish_dgst2; |
|
357 |
|
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; |
|
361 |
|
362 int warn_alert; |
|
363 int fatal_alert; |
|
364 /* we allow one fatal and one warning alert to be outstanding, |
|
365 * send close alert via the warning alert */ |
|
366 int alert_dispatch; |
|
367 unsigned char send_alert[2]; |
|
368 |
|
369 /* This flag is set when we should renegotiate ASAP, basically when |
|
370 * there is no more data in the read or write buffers */ |
|
371 int renegotiate; |
|
372 int total_renegotiations; |
|
373 int num_renegotiations; |
|
374 |
|
375 int in_read_app_data; |
|
376 |
|
377 struct { |
|
378 /* actually only needs to be 16+20 */ |
|
379 unsigned char cert_verify_md[EVP_MAX_MD_SIZE*2]; |
|
380 |
|
381 /* actually only need to be 16+20 for SSLv3 and 12 for TLS */ |
|
382 unsigned char finish_md[EVP_MAX_MD_SIZE*2]; |
|
383 int finish_md_len; |
|
384 unsigned char peer_finish_md[EVP_MAX_MD_SIZE*2]; |
|
385 int peer_finish_md_len; |
|
386 |
|
387 unsigned long message_size; |
|
388 int message_type; |
|
389 |
|
390 /* used to hold the new cipher we are going to use */ |
|
391 SSL_CIPHER *new_cipher; |
|
392 #ifndef OPENSSL_NO_DH |
|
393 DH *dh; |
|
394 #endif |
|
395 /* used when SSL_ST_FLUSH_DATA is entered */ |
|
396 int next_state; |
|
397 |
|
398 int reuse_message; |
|
399 |
|
400 /* used for certificate requests */ |
|
401 int cert_req; |
|
402 int ctype_num; |
|
403 char ctype[SSL3_CT_NUMBER]; |
|
404 STACK_OF(X509_NAME) *ca_names; |
|
405 |
|
406 int use_rsa_tmp; |
|
407 |
|
408 int key_block_length; |
|
409 unsigned char *key_block; |
|
410 |
|
411 const EVP_CIPHER *new_sym_enc; |
|
412 const EVP_MD *new_hash; |
|
413 #ifndef OPENSSL_NO_COMP |
|
414 const SSL_COMP *new_compression; |
|
415 #else |
|
416 char *new_compression; |
|
417 #endif |
|
418 int cert_request; |
|
419 } tmp; |
|
420 |
|
421 } SSL3_STATE; |
|
422 |
|
423 /* SSLv3 */ |
|
424 /*client */ |
|
425 /* extra state */ |
|
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) |
|
459 |
|
460 /* server */ |
|
461 /* extra state */ |
|
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) |
|
498 |
|
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 |
|
509 |
|
510 #define SSL3_MT_CCS 1 |
|
511 |
|
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) |
|
521 |
|
522 #ifdef __cplusplus |
|
523 } |
|
524 #endif |
|
525 #endif |
|
526 |
|
527 |