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Fix AES code.
[thirdparty/openssl.git] / ssl / s3_lib.c
1 /* ssl/s3_lib.c */
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) 1998-2000 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 #include <stdio.h>
113 #include <openssl/md5.h>
114 #include <openssl/sha.h>
115 #include <openssl/objects.h>
116 #include "ssl_locl.h"
117
118 const char *ssl3_version_str="SSLv3" OPENSSL_VERSION_PTEXT;
119
120 #define SSL3_NUM_CIPHERS (sizeof(ssl3_ciphers)/sizeof(SSL_CIPHER))
121
122 static long ssl3_default_timeout(void );
123
124 OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[]={
125 /* The RSA ciphers */
126 /* Cipher 01 */
127 {
128 1,
129 SSL3_TXT_RSA_NULL_MD5,
130 SSL3_CK_RSA_NULL_MD5,
131 SSL_kRSA|SSL_aRSA|SSL_eNULL |SSL_MD5|SSL_SSLV3,
132 SSL_NOT_EXP,
133 0,
134 0,
135 0,
136 SSL_ALL_CIPHERS,
137 SSL_ALL_STRENGTHS,
138 },
139 /* Cipher 02 */
140 {
141 1,
142 SSL3_TXT_RSA_NULL_SHA,
143 SSL3_CK_RSA_NULL_SHA,
144 SSL_kRSA|SSL_aRSA|SSL_eNULL |SSL_SHA1|SSL_SSLV3,
145 SSL_NOT_EXP,
146 0,
147 0,
148 0,
149 SSL_ALL_CIPHERS,
150 SSL_ALL_STRENGTHS,
151 },
152
153 /* anon DH */
154 /* Cipher 17 */
155 {
156 1,
157 SSL3_TXT_ADH_RC4_40_MD5,
158 SSL3_CK_ADH_RC4_40_MD5,
159 SSL_kEDH |SSL_aNULL|SSL_RC4 |SSL_MD5 |SSL_SSLV3,
160 SSL_EXPORT|SSL_EXP40,
161 0,
162 40,
163 128,
164 SSL_ALL_CIPHERS,
165 SSL_ALL_STRENGTHS,
166 },
167 /* Cipher 18 */
168 {
169 1,
170 SSL3_TXT_ADH_RC4_128_MD5,
171 SSL3_CK_ADH_RC4_128_MD5,
172 SSL_kEDH |SSL_aNULL|SSL_RC4 |SSL_MD5 |SSL_SSLV3,
173 SSL_NOT_EXP,
174 0,
175 128,
176 128,
177 SSL_ALL_CIPHERS,
178 SSL_ALL_STRENGTHS,
179 },
180 /* Cipher 19 */
181 {
182 1,
183 SSL3_TXT_ADH_DES_40_CBC_SHA,
184 SSL3_CK_ADH_DES_40_CBC_SHA,
185 SSL_kEDH |SSL_aNULL|SSL_DES|SSL_SHA1|SSL_SSLV3,
186 SSL_EXPORT|SSL_EXP40,
187 0,
188 40,
189 128,
190 SSL_ALL_CIPHERS,
191 SSL_ALL_STRENGTHS,
192 },
193 /* Cipher 1A */
194 {
195 1,
196 SSL3_TXT_ADH_DES_64_CBC_SHA,
197 SSL3_CK_ADH_DES_64_CBC_SHA,
198 SSL_kEDH |SSL_aNULL|SSL_DES |SSL_SHA1|SSL_SSLV3,
199 SSL_NOT_EXP,
200 0,
201 56,
202 56,
203 SSL_ALL_CIPHERS,
204 SSL_ALL_STRENGTHS,
205 },
206 /* Cipher 1B */
207 {
208 1,
209 SSL3_TXT_ADH_DES_192_CBC_SHA,
210 SSL3_CK_ADH_DES_192_CBC_SHA,
211 SSL_kEDH |SSL_aNULL|SSL_3DES |SSL_SHA1|SSL_SSLV3,
212 SSL_NOT_EXP,
213 0,
214 168,
215 168,
216 SSL_ALL_CIPHERS,
217 SSL_ALL_STRENGTHS,
218 },
219
220 /* RSA again */
221 /* Cipher 03 */
222 {
223 1,
224 SSL3_TXT_RSA_RC4_40_MD5,
225 SSL3_CK_RSA_RC4_40_MD5,
226 SSL_kRSA|SSL_aRSA|SSL_RC4 |SSL_MD5 |SSL_SSLV3,
227 SSL_EXPORT|SSL_EXP40,
228 0,
229 40,
230 128,
231 SSL_ALL_CIPHERS,
232 SSL_ALL_STRENGTHS,
233 },
234 /* Cipher 04 */
235 {
236 1,
237 SSL3_TXT_RSA_RC4_128_MD5,
238 SSL3_CK_RSA_RC4_128_MD5,
239 SSL_kRSA|SSL_aRSA|SSL_RC4 |SSL_MD5|SSL_SSLV3,
240 SSL_NOT_EXP|SSL_MEDIUM,
241 0,
242 128,
243 128,
244 SSL_ALL_CIPHERS,
245 SSL_ALL_STRENGTHS,
246 },
247 /* Cipher 05 */
248 {
249 1,
250 SSL3_TXT_RSA_RC4_128_SHA,
251 SSL3_CK_RSA_RC4_128_SHA,
252 SSL_kRSA|SSL_aRSA|SSL_RC4 |SSL_SHA1|SSL_SSLV3,
253 SSL_NOT_EXP|SSL_MEDIUM,
254 0,
255 128,
256 128,
257 SSL_ALL_CIPHERS,
258 SSL_ALL_STRENGTHS,
259 },
260 /* Cipher 06 */
261 {
262 1,
263 SSL3_TXT_RSA_RC2_40_MD5,
264 SSL3_CK_RSA_RC2_40_MD5,
265 SSL_kRSA|SSL_aRSA|SSL_RC2 |SSL_MD5 |SSL_SSLV3,
266 SSL_EXPORT|SSL_EXP40,
267 0,
268 40,
269 128,
270 SSL_ALL_CIPHERS,
271 SSL_ALL_STRENGTHS,
272 },
273 /* Cipher 07 */
274 {
275 1,
276 SSL3_TXT_RSA_IDEA_128_SHA,
277 SSL3_CK_RSA_IDEA_128_SHA,
278 SSL_kRSA|SSL_aRSA|SSL_IDEA |SSL_SHA1|SSL_SSLV3,
279 SSL_NOT_EXP|SSL_MEDIUM,
280 0,
281 128,
282 128,
283 SSL_ALL_CIPHERS,
284 SSL_ALL_STRENGTHS,
285 },
286 /* Cipher 08 */
287 {
288 1,
289 SSL3_TXT_RSA_DES_40_CBC_SHA,
290 SSL3_CK_RSA_DES_40_CBC_SHA,
291 SSL_kRSA|SSL_aRSA|SSL_DES|SSL_SHA1|SSL_SSLV3,
292 SSL_EXPORT|SSL_EXP40,
293 0,
294 40,
295 56,
296 SSL_ALL_CIPHERS,
297 SSL_ALL_STRENGTHS,
298 },
299 /* Cipher 09 */
300 {
301 1,
302 SSL3_TXT_RSA_DES_64_CBC_SHA,
303 SSL3_CK_RSA_DES_64_CBC_SHA,
304 SSL_kRSA|SSL_aRSA|SSL_DES |SSL_SHA1|SSL_SSLV3,
305 SSL_NOT_EXP|SSL_LOW,
306 0,
307 56,
308 56,
309 SSL_ALL_CIPHERS,
310 SSL_ALL_STRENGTHS,
311 },
312 /* Cipher 0A */
313 {
314 1,
315 SSL3_TXT_RSA_DES_192_CBC3_SHA,
316 SSL3_CK_RSA_DES_192_CBC3_SHA,
317 SSL_kRSA|SSL_aRSA|SSL_3DES |SSL_SHA1|SSL_SSLV3,
318 SSL_NOT_EXP|SSL_HIGH,
319 0,
320 168,
321 168,
322 SSL_ALL_CIPHERS,
323 SSL_ALL_STRENGTHS,
324 },
325
326 /* The DH ciphers */
327 /* Cipher 0B */
328 {
329 0,
330 SSL3_TXT_DH_DSS_DES_40_CBC_SHA,
331 SSL3_CK_DH_DSS_DES_40_CBC_SHA,
332 SSL_kDHd |SSL_aDH|SSL_DES|SSL_SHA1|SSL_SSLV3,
333 SSL_EXPORT|SSL_EXP40,
334 0,
335 40,
336 56,
337 SSL_ALL_CIPHERS,
338 SSL_ALL_STRENGTHS,
339 },
340 /* Cipher 0C */
341 {
342 0,
343 SSL3_TXT_DH_DSS_DES_64_CBC_SHA,
344 SSL3_CK_DH_DSS_DES_64_CBC_SHA,
345 SSL_kDHd |SSL_aDH|SSL_DES |SSL_SHA1|SSL_SSLV3,
346 SSL_NOT_EXP|SSL_LOW,
347 0,
348 56,
349 56,
350 SSL_ALL_CIPHERS,
351 SSL_ALL_STRENGTHS,
352 },
353 /* Cipher 0D */
354 {
355 0,
356 SSL3_TXT_DH_DSS_DES_192_CBC3_SHA,
357 SSL3_CK_DH_DSS_DES_192_CBC3_SHA,
358 SSL_kDHd |SSL_aDH|SSL_3DES |SSL_SHA1|SSL_SSLV3,
359 SSL_NOT_EXP|SSL_HIGH,
360 0,
361 168,
362 168,
363 SSL_ALL_CIPHERS,
364 SSL_ALL_STRENGTHS,
365 },
366 /* Cipher 0E */
367 {
368 0,
369 SSL3_TXT_DH_RSA_DES_40_CBC_SHA,
370 SSL3_CK_DH_RSA_DES_40_CBC_SHA,
371 SSL_kDHr |SSL_aDH|SSL_DES|SSL_SHA1|SSL_SSLV3,
372 SSL_EXPORT|SSL_EXP40,
373 0,
374 40,
375 56,
376 SSL_ALL_CIPHERS,
377 SSL_ALL_STRENGTHS,
378 },
379 /* Cipher 0F */
380 {
381 0,
382 SSL3_TXT_DH_RSA_DES_64_CBC_SHA,
383 SSL3_CK_DH_RSA_DES_64_CBC_SHA,
384 SSL_kDHr |SSL_aDH|SSL_DES |SSL_SHA1|SSL_SSLV3,
385 SSL_NOT_EXP|SSL_LOW,
386 0,
387 56,
388 56,
389 SSL_ALL_CIPHERS,
390 SSL_ALL_STRENGTHS,
391 },
392 /* Cipher 10 */
393 {
394 0,
395 SSL3_TXT_DH_RSA_DES_192_CBC3_SHA,
396 SSL3_CK_DH_RSA_DES_192_CBC3_SHA,
397 SSL_kDHr |SSL_aDH|SSL_3DES |SSL_SHA1|SSL_SSLV3,
398 SSL_NOT_EXP|SSL_HIGH,
399 0,
400 168,
401 168,
402 SSL_ALL_CIPHERS,
403 SSL_ALL_STRENGTHS,
404 },
405
406 /* The Ephemeral DH ciphers */
407 /* Cipher 11 */
408 {
409 1,
410 SSL3_TXT_EDH_DSS_DES_40_CBC_SHA,
411 SSL3_CK_EDH_DSS_DES_40_CBC_SHA,
412 SSL_kEDH|SSL_aDSS|SSL_DES|SSL_SHA1|SSL_SSLV3,
413 SSL_EXPORT|SSL_EXP40,
414 0,
415 40,
416 56,
417 SSL_ALL_CIPHERS,
418 SSL_ALL_STRENGTHS,
419 },
420 /* Cipher 12 */
421 {
422 1,
423 SSL3_TXT_EDH_DSS_DES_64_CBC_SHA,
424 SSL3_CK_EDH_DSS_DES_64_CBC_SHA,
425 SSL_kEDH|SSL_aDSS|SSL_DES |SSL_SHA1|SSL_SSLV3,
426 SSL_NOT_EXP|SSL_LOW,
427 0,
428 56,
429 56,
430 SSL_ALL_CIPHERS,
431 SSL_ALL_STRENGTHS,
432 },
433 /* Cipher 13 */
434 {
435 1,
436 SSL3_TXT_EDH_DSS_DES_192_CBC3_SHA,
437 SSL3_CK_EDH_DSS_DES_192_CBC3_SHA,
438 SSL_kEDH|SSL_aDSS|SSL_3DES |SSL_SHA1|SSL_SSLV3,
439 SSL_NOT_EXP|SSL_HIGH,
440 0,
441 168,
442 168,
443 SSL_ALL_CIPHERS,
444 SSL_ALL_STRENGTHS,
445 },
446 /* Cipher 14 */
447 {
448 1,
449 SSL3_TXT_EDH_RSA_DES_40_CBC_SHA,
450 SSL3_CK_EDH_RSA_DES_40_CBC_SHA,
451 SSL_kEDH|SSL_aRSA|SSL_DES|SSL_SHA1|SSL_SSLV3,
452 SSL_EXPORT|SSL_EXP40,
453 0,
454 40,
455 56,
456 SSL_ALL_CIPHERS,
457 SSL_ALL_STRENGTHS,
458 },
459 /* Cipher 15 */
460 {
461 1,
462 SSL3_TXT_EDH_RSA_DES_64_CBC_SHA,
463 SSL3_CK_EDH_RSA_DES_64_CBC_SHA,
464 SSL_kEDH|SSL_aRSA|SSL_DES |SSL_SHA1|SSL_SSLV3,
465 SSL_NOT_EXP|SSL_LOW,
466 0,
467 56,
468 56,
469 SSL_ALL_CIPHERS,
470 SSL_ALL_STRENGTHS,
471 },
472 /* Cipher 16 */
473 {
474 1,
475 SSL3_TXT_EDH_RSA_DES_192_CBC3_SHA,
476 SSL3_CK_EDH_RSA_DES_192_CBC3_SHA,
477 SSL_kEDH|SSL_aRSA|SSL_3DES |SSL_SHA1|SSL_SSLV3,
478 SSL_NOT_EXP|SSL_HIGH,
479 0,
480 168,
481 168,
482 SSL_ALL_CIPHERS,
483 SSL_ALL_STRENGTHS,
484 },
485
486 /* Fortezza */
487 /* Cipher 1C */
488 {
489 0,
490 SSL3_TXT_FZA_DMS_NULL_SHA,
491 SSL3_CK_FZA_DMS_NULL_SHA,
492 SSL_kFZA|SSL_aFZA |SSL_eNULL |SSL_SHA1|SSL_SSLV3,
493 SSL_NOT_EXP,
494 0,
495 0,
496 0,
497 SSL_ALL_CIPHERS,
498 SSL_ALL_STRENGTHS,
499 },
500
501 /* Cipher 1D */
502 {
503 0,
504 SSL3_TXT_FZA_DMS_FZA_SHA,
505 SSL3_CK_FZA_DMS_FZA_SHA,
506 SSL_kFZA|SSL_aFZA |SSL_eFZA |SSL_SHA1|SSL_SSLV3,
507 SSL_NOT_EXP,
508 0,
509 0,
510 0,
511 SSL_ALL_CIPHERS,
512 SSL_ALL_STRENGTHS,
513 },
514
515 /* Cipher 1E */
516 {
517 0,
518 SSL3_TXT_FZA_DMS_RC4_SHA,
519 SSL3_CK_FZA_DMS_RC4_SHA,
520 SSL_kFZA|SSL_aFZA |SSL_RC4 |SSL_SHA1|SSL_SSLV3,
521 SSL_NOT_EXP,
522 0,
523 128,
524 128,
525 SSL_ALL_CIPHERS,
526 SSL_ALL_STRENGTHS,
527 },
528
529 #ifndef NO_KRB5
530 /* The Kerberos ciphers
531 ** 20000107 VRS: And the first shall be last,
532 ** in hopes of avoiding the lynx ssl renegotiation problem.
533 */
534 /* Cipher 21 VRS */
535 {
536 1,
537 SSL3_TXT_KRB5_DES_40_CBC_SHA,
538 SSL3_CK_KRB5_DES_40_CBC_SHA,
539 SSL_kKRB5|SSL_aKRB5| SSL_DES|SSL_SHA1 |SSL_SSLV3,
540 SSL_EXPORT|SSL_EXP40,
541 0,
542 40,
543 56,
544 SSL_ALL_CIPHERS,
545 SSL_ALL_STRENGTHS,
546 },
547
548 /* Cipher 22 VRS */
549 {
550 1,
551 SSL3_TXT_KRB5_DES_40_CBC_MD5,
552 SSL3_CK_KRB5_DES_40_CBC_MD5,
553 SSL_kKRB5|SSL_aKRB5| SSL_DES|SSL_MD5 |SSL_SSLV3,
554 SSL_EXPORT|SSL_EXP40,
555 0,
556 40,
557 56,
558 SSL_ALL_CIPHERS,
559 SSL_ALL_STRENGTHS,
560 },
561
562 /* Cipher 23 VRS */
563 {
564 1,
565 SSL3_TXT_KRB5_DES_64_CBC_SHA,
566 SSL3_CK_KRB5_DES_64_CBC_SHA,
567 SSL_kKRB5|SSL_aKRB5| SSL_DES|SSL_SHA1 |SSL_SSLV3,
568 SSL_NOT_EXP|SSL_LOW,
569 0,
570 56,
571 56,
572 SSL_ALL_CIPHERS,
573 SSL_ALL_STRENGTHS,
574 },
575
576 /* Cipher 24 VRS */
577 {
578 1,
579 SSL3_TXT_KRB5_DES_64_CBC_MD5,
580 SSL3_CK_KRB5_DES_64_CBC_MD5,
581 SSL_kKRB5|SSL_aKRB5| SSL_DES|SSL_MD5 |SSL_SSLV3,
582 SSL_NOT_EXP|SSL_LOW,
583 0,
584 56,
585 56,
586 SSL_ALL_CIPHERS,
587 SSL_ALL_STRENGTHS,
588 },
589
590 /* Cipher 25 VRS */
591 {
592 1,
593 SSL3_TXT_KRB5_DES_192_CBC3_SHA,
594 SSL3_CK_KRB5_DES_192_CBC3_SHA,
595 SSL_kKRB5|SSL_aKRB5| SSL_3DES|SSL_SHA1 |SSL_SSLV3,
596 SSL_NOT_EXP|SSL_HIGH,
597 0,
598 112,
599 168,
600 SSL_ALL_CIPHERS,
601 SSL_ALL_STRENGTHS,
602 },
603
604 /* Cipher 26 VRS */
605 {
606 1,
607 SSL3_TXT_KRB5_DES_192_CBC3_MD5,
608 SSL3_CK_KRB5_DES_192_CBC3_MD5,
609 SSL_kKRB5|SSL_aKRB5| SSL_3DES|SSL_MD5 |SSL_SSLV3,
610 SSL_NOT_EXP|SSL_HIGH,
611 0,
612 112,
613 168,
614 SSL_ALL_CIPHERS,
615 SSL_ALL_STRENGTHS,
616 },
617 #endif /* NO_KRB5 */
618
619
620 #if TLS1_ALLOW_EXPERIMENTAL_CIPHERSUITES
621 /* New TLS Export CipherSuites */
622 /* Cipher 60 */
623 {
624 1,
625 TLS1_TXT_RSA_EXPORT1024_WITH_RC4_56_MD5,
626 TLS1_CK_RSA_EXPORT1024_WITH_RC4_56_MD5,
627 SSL_kRSA|SSL_aRSA|SSL_RC4|SSL_MD5|SSL_TLSV1,
628 SSL_EXPORT|SSL_EXP56,
629 0,
630 56,
631 128,
632 SSL_ALL_CIPHERS,
633 SSL_ALL_STRENGTHS,
634 },
635 /* Cipher 61 */
636 {
637 1,
638 TLS1_TXT_RSA_EXPORT1024_WITH_RC2_CBC_56_MD5,
639 TLS1_CK_RSA_EXPORT1024_WITH_RC2_CBC_56_MD5,
640 SSL_kRSA|SSL_aRSA|SSL_RC2|SSL_MD5|SSL_TLSV1,
641 SSL_EXPORT|SSL_EXP56,
642 0,
643 56,
644 128,
645 SSL_ALL_CIPHERS,
646 SSL_ALL_STRENGTHS,
647 },
648 /* Cipher 62 */
649 {
650 1,
651 TLS1_TXT_RSA_EXPORT1024_WITH_DES_CBC_SHA,
652 TLS1_CK_RSA_EXPORT1024_WITH_DES_CBC_SHA,
653 SSL_kRSA|SSL_aRSA|SSL_DES|SSL_SHA|SSL_TLSV1,
654 SSL_EXPORT|SSL_EXP56,
655 0,
656 56,
657 56,
658 SSL_ALL_CIPHERS,
659 SSL_ALL_STRENGTHS,
660 },
661 /* Cipher 63 */
662 {
663 1,
664 TLS1_TXT_DHE_DSS_EXPORT1024_WITH_DES_CBC_SHA,
665 TLS1_CK_DHE_DSS_EXPORT1024_WITH_DES_CBC_SHA,
666 SSL_kEDH|SSL_aDSS|SSL_DES|SSL_SHA|SSL_TLSV1,
667 SSL_EXPORT|SSL_EXP56,
668 0,
669 56,
670 56,
671 SSL_ALL_CIPHERS,
672 SSL_ALL_STRENGTHS,
673 },
674 /* Cipher 64 */
675 {
676 1,
677 TLS1_TXT_RSA_EXPORT1024_WITH_RC4_56_SHA,
678 TLS1_CK_RSA_EXPORT1024_WITH_RC4_56_SHA,
679 SSL_kRSA|SSL_aRSA|SSL_RC4|SSL_SHA|SSL_TLSV1,
680 SSL_EXPORT|SSL_EXP56,
681 0,
682 56,
683 128,
684 SSL_ALL_CIPHERS,
685 SSL_ALL_STRENGTHS,
686 },
687 /* Cipher 65 */
688 {
689 1,
690 TLS1_TXT_DHE_DSS_EXPORT1024_WITH_RC4_56_SHA,
691 TLS1_CK_DHE_DSS_EXPORT1024_WITH_RC4_56_SHA,
692 SSL_kEDH|SSL_aDSS|SSL_RC4|SSL_SHA|SSL_TLSV1,
693 SSL_EXPORT|SSL_EXP56,
694 0,
695 56,
696 128,
697 SSL_ALL_CIPHERS,
698 SSL_ALL_STRENGTHS,
699 },
700 /* Cipher 66 */
701 {
702 1,
703 TLS1_TXT_DHE_DSS_WITH_RC4_128_SHA,
704 TLS1_CK_DHE_DSS_WITH_RC4_128_SHA,
705 SSL_kEDH|SSL_aDSS|SSL_RC4|SSL_SHA|SSL_TLSV1,
706 SSL_NOT_EXP,
707 0,
708 128,
709 128,
710 SSL_ALL_CIPHERS,
711 SSL_ALL_STRENGTHS
712 },
713 #endif
714 /* New AES ciphersuites */
715
716 /* Cipher 2F */
717 {
718 1,
719 TLS1_TXT_RSA_WITH_AES_128_SHA,
720 TLS1_CK_RSA_WITH_AES_128_SHA,
721 SSL_kRSA|SSL_aRSA|SSL_AES|SSL_SHA |SSL_TLSV1,
722 SSL_NOT_EXP|SSL_MEDIUM,
723 0,
724 128,
725 128,
726 SSL_ALL_CIPHERS,
727 SSL_ALL_STRENGTHS,
728 },
729 /* Cipher 30 */
730 {
731 0,
732 TLS1_TXT_DH_DSS_WITH_AES_128_SHA,
733 TLS1_CK_DH_DSS_WITH_AES_128_SHA,
734 SSL_kDHd|SSL_aDH|SSL_AES|SSL_SHA|SSL_TLSV1,
735 SSL_NOT_EXP|SSL_MEDIUM,
736 0,
737 128,
738 128,
739 SSL_ALL_CIPHERS,
740 SSL_ALL_STRENGTHS,
741 },
742 /* Cipher 31 */
743 {
744 0,
745 TLS1_TXT_DH_RSA_WITH_AES_128_SHA,
746 TLS1_CK_DH_RSA_WITH_AES_128_SHA,
747 SSL_kDHr|SSL_aDH|SSL_AES|SSL_SHA|SSL_TLSV1,
748 SSL_NOT_EXP|SSL_MEDIUM,
749 0,
750 128,
751 128,
752 SSL_ALL_CIPHERS,
753 SSL_ALL_STRENGTHS,
754 },
755 /* Cipher 32 */
756 {
757 1,
758 TLS1_TXT_DHE_DSS_WITH_AES_128_SHA,
759 TLS1_CK_DHE_DSS_WITH_AES_128_SHA,
760 SSL_kEDH|SSL_aDSS|SSL_AES|SSL_SHA|SSL_TLSV1,
761 SSL_NOT_EXP|SSL_MEDIUM,
762 0,
763 128,
764 128,
765 SSL_ALL_CIPHERS,
766 SSL_ALL_STRENGTHS,
767 },
768 /* Cipher 33 */
769 {
770 1,
771 TLS1_TXT_DHE_RSA_WITH_AES_128_SHA,
772 TLS1_CK_DHE_RSA_WITH_AES_128_SHA,
773 SSL_kEDH|SSL_aRSA|SSL_AES|SSL_SHA|SSL_TLSV1,
774 SSL_NOT_EXP|SSL_MEDIUM,
775 0,
776 128,
777 128,
778 SSL_ALL_CIPHERS,
779 SSL_ALL_STRENGTHS,
780 },
781 /* Cipher 34 */
782 {
783 1,
784 TLS1_TXT_ADH_WITH_AES_128_SHA,
785 TLS1_CK_ADH_WITH_AES_128_SHA,
786 SSL_kEDH|SSL_aNULL|SSL_AES|SSL_SHA|SSL_TLSV1,
787 SSL_NOT_EXP|SSL_MEDIUM,
788 0,
789 128,
790 128,
791 SSL_ALL_CIPHERS,
792 SSL_ALL_STRENGTHS,
793 },
794
795 /* Cipher 35 */
796 {
797 1,
798 TLS1_TXT_RSA_WITH_AES_256_SHA,
799 TLS1_CK_RSA_WITH_AES_256_SHA,
800 SSL_kRSA|SSL_aRSA|SSL_AES|SSL_SHA |SSL_TLSV1,
801 SSL_NOT_EXP|SSL_HIGH,
802 0,
803 256,
804 256,
805 SSL_ALL_CIPHERS,
806 SSL_ALL_STRENGTHS,
807 },
808 /* Cipher 36 */
809 {
810 0,
811 TLS1_TXT_DH_DSS_WITH_AES_256_SHA,
812 TLS1_CK_DH_DSS_WITH_AES_256_SHA,
813 SSL_kDHd|SSL_aDH|SSL_AES|SSL_SHA|SSL_TLSV1,
814 SSL_NOT_EXP|SSL_HIGH,
815 0,
816 256,
817 256,
818 SSL_ALL_CIPHERS,
819 SSL_ALL_STRENGTHS,
820 },
821 /* Cipher 37 */
822 {
823 0,
824 TLS1_TXT_DH_RSA_WITH_AES_256_SHA,
825 TLS1_CK_DH_RSA_WITH_AES_256_SHA,
826 SSL_kDHr|SSL_aDH|SSL_AES|SSL_SHA|SSL_TLSV1,
827 SSL_NOT_EXP|SSL_HIGH,
828 0,
829 256,
830 256,
831 SSL_ALL_CIPHERS,
832 SSL_ALL_STRENGTHS,
833 },
834 /* Cipher 38 */
835 {
836 1,
837 TLS1_TXT_DHE_DSS_WITH_AES_256_SHA,
838 TLS1_CK_DHE_DSS_WITH_AES_256_SHA,
839 SSL_kEDH|SSL_aDSS|SSL_AES|SSL_SHA|SSL_TLSV1,
840 SSL_NOT_EXP|SSL_HIGH,
841 0,
842 256,
843 256,
844 SSL_ALL_CIPHERS,
845 SSL_ALL_STRENGTHS,
846 },
847 /* Cipher 39 */
848 {
849 1,
850 TLS1_TXT_DHE_RSA_WITH_AES_256_SHA,
851 TLS1_CK_DHE_RSA_WITH_AES_256_SHA,
852 SSL_kEDH|SSL_aRSA|SSL_AES|SSL_SHA|SSL_TLSV1,
853 SSL_NOT_EXP|SSL_HIGH,
854 0,
855 256,
856 256,
857 SSL_ALL_CIPHERS,
858 SSL_ALL_STRENGTHS,
859 },
860 /* Cipher 3A */
861 {
862 1,
863 TLS1_TXT_ADH_WITH_AES_256_SHA,
864 TLS1_CK_ADH_WITH_AES_256_SHA,
865 SSL_kEDH|SSL_aNULL|SSL_AES|SSL_SHA|SSL_TLSV1,
866 SSL_NOT_EXP|SSL_HIGH,
867 0,
868 256,
869 256,
870 SSL_ALL_CIPHERS,
871 SSL_ALL_STRENGTHS,
872 },
873
874 /* end of list */
875 };
876
877 static SSL3_ENC_METHOD SSLv3_enc_data={
878 ssl3_enc,
879 ssl3_mac,
880 ssl3_setup_key_block,
881 ssl3_generate_master_secret,
882 ssl3_change_cipher_state,
883 ssl3_final_finish_mac,
884 MD5_DIGEST_LENGTH+SHA_DIGEST_LENGTH,
885 ssl3_cert_verify_mac,
886 SSL3_MD_CLIENT_FINISHED_CONST,4,
887 SSL3_MD_SERVER_FINISHED_CONST,4,
888 ssl3_alert_code,
889 };
890
891 static SSL_METHOD SSLv3_data= {
892 SSL3_VERSION,
893 ssl3_new,
894 ssl3_clear,
895 ssl3_free,
896 ssl_undefined_function,
897 ssl_undefined_function,
898 ssl3_read,
899 ssl3_peek,
900 ssl3_write,
901 ssl3_shutdown,
902 ssl3_renegotiate,
903 ssl3_renegotiate_check,
904 ssl3_ctrl,
905 ssl3_ctx_ctrl,
906 ssl3_get_cipher_by_char,
907 ssl3_put_cipher_by_char,
908 ssl3_pending,
909 ssl3_num_ciphers,
910 ssl3_get_cipher,
911 ssl_bad_method,
912 ssl3_default_timeout,
913 &SSLv3_enc_data,
914 ssl_undefined_function,
915 ssl3_callback_ctrl,
916 ssl3_ctx_callback_ctrl,
917 };
918
919 static long ssl3_default_timeout(void)
920 {
921 /* 2 hours, the 24 hours mentioned in the SSLv3 spec
922 * is way too long for http, the cache would over fill */
923 return(60*60*2);
924 }
925
926 SSL_METHOD *sslv3_base_method(void)
927 {
928 return(&SSLv3_data);
929 }
930
931 int ssl3_num_ciphers(void)
932 {
933 return(SSL3_NUM_CIPHERS);
934 }
935
936 SSL_CIPHER *ssl3_get_cipher(unsigned int u)
937 {
938 if (u < SSL3_NUM_CIPHERS)
939 return(&(ssl3_ciphers[SSL3_NUM_CIPHERS-1-u]));
940 else
941 return(NULL);
942 }
943
944 int ssl3_pending(SSL *s)
945 {
946 return (s->s3->rrec.type == SSL3_RT_APPLICATION_DATA) ? s->s3->rrec.length : 0;
947 }
948
949 int ssl3_new(SSL *s)
950 {
951 SSL3_STATE *s3;
952
953 if ((s3=OPENSSL_malloc(sizeof *s3)) == NULL) goto err;
954 memset(s3,0,sizeof *s3);
955
956 s->s3=s3;
957
958 s->method->ssl_clear(s);
959 return(1);
960 err:
961 return(0);
962 }
963
964 void ssl3_free(SSL *s)
965 {
966 if(s == NULL)
967 return;
968
969 ssl3_cleanup_key_block(s);
970 if (s->s3->rbuf.buf != NULL)
971 OPENSSL_free(s->s3->rbuf.buf);
972 if (s->s3->wbuf.buf != NULL)
973 OPENSSL_free(s->s3->wbuf.buf);
974 if (s->s3->rrec.comp != NULL)
975 OPENSSL_free(s->s3->rrec.comp);
976 #ifndef NO_DH
977 if (s->s3->tmp.dh != NULL)
978 DH_free(s->s3->tmp.dh);
979 #endif
980 if (s->s3->tmp.ca_names != NULL)
981 sk_X509_NAME_pop_free(s->s3->tmp.ca_names,X509_NAME_free);
982 memset(s->s3,0,sizeof *s->s3);
983 OPENSSL_free(s->s3);
984 s->s3=NULL;
985 }
986
987 void ssl3_clear(SSL *s)
988 {
989 unsigned char *rp,*wp;
990
991 ssl3_cleanup_key_block(s);
992 if (s->s3->tmp.ca_names != NULL)
993 sk_X509_NAME_pop_free(s->s3->tmp.ca_names,X509_NAME_free);
994
995 if (s->s3->rrec.comp != NULL)
996 {
997 OPENSSL_free(s->s3->rrec.comp);
998 s->s3->rrec.comp=NULL;
999 }
1000 #ifndef NO_DH
1001 if (s->s3->tmp.dh != NULL)
1002 DH_free(s->s3->tmp.dh);
1003 #endif
1004
1005 rp=s->s3->rbuf.buf;
1006 wp=s->s3->wbuf.buf;
1007
1008 memset(s->s3,0,sizeof *s->s3);
1009 if (rp != NULL) s->s3->rbuf.buf=rp;
1010 if (wp != NULL) s->s3->wbuf.buf=wp;
1011
1012 ssl_free_wbio_buffer(s);
1013
1014 s->packet_length=0;
1015 s->s3->renegotiate=0;
1016 s->s3->total_renegotiations=0;
1017 s->s3->num_renegotiations=0;
1018 s->s3->in_read_app_data=0;
1019 s->version=SSL3_VERSION;
1020 }
1021
1022 long ssl3_ctrl(SSL *s, int cmd, long larg, char *parg)
1023 {
1024 int ret=0;
1025
1026 #if !defined(NO_DSA) || !defined(NO_RSA)
1027 if (
1028 #ifndef NO_RSA
1029 cmd == SSL_CTRL_SET_TMP_RSA ||
1030 cmd == SSL_CTRL_SET_TMP_RSA_CB ||
1031 #endif
1032 #ifndef NO_DSA
1033 cmd == SSL_CTRL_SET_TMP_DH ||
1034 cmd == SSL_CTRL_SET_TMP_DH_CB ||
1035 #endif
1036 0)
1037 {
1038 if (!ssl_cert_inst(&s->cert))
1039 {
1040 SSLerr(SSL_F_SSL3_CTRL, ERR_R_MALLOC_FAILURE);
1041 return(0);
1042 }
1043 }
1044 #endif
1045
1046 switch (cmd)
1047 {
1048 case SSL_CTRL_GET_SESSION_REUSED:
1049 ret=s->hit;
1050 break;
1051 case SSL_CTRL_GET_CLIENT_CERT_REQUEST:
1052 break;
1053 case SSL_CTRL_GET_NUM_RENEGOTIATIONS:
1054 ret=s->s3->num_renegotiations;
1055 break;
1056 case SSL_CTRL_CLEAR_NUM_RENEGOTIATIONS:
1057 ret=s->s3->num_renegotiations;
1058 s->s3->num_renegotiations=0;
1059 break;
1060 case SSL_CTRL_GET_TOTAL_RENEGOTIATIONS:
1061 ret=s->s3->total_renegotiations;
1062 break;
1063 case SSL_CTRL_GET_FLAGS:
1064 ret=(int)(s->s3->flags);
1065 break;
1066 #ifndef NO_RSA
1067 case SSL_CTRL_NEED_TMP_RSA:
1068 if ((s->cert != NULL) && (s->cert->rsa_tmp == NULL) &&
1069 ((s->cert->pkeys[SSL_PKEY_RSA_ENC].privatekey == NULL) ||
1070 (EVP_PKEY_size(s->cert->pkeys[SSL_PKEY_RSA_ENC].privatekey) > (512/8))))
1071 ret = 1;
1072 break;
1073 case SSL_CTRL_SET_TMP_RSA:
1074 {
1075 RSA *rsa = (RSA *)parg;
1076 if (rsa == NULL)
1077 {
1078 SSLerr(SSL_F_SSL3_CTRL, ERR_R_PASSED_NULL_PARAMETER);
1079 return(ret);
1080 }
1081 if ((rsa = RSAPrivateKey_dup(rsa)) == NULL)
1082 {
1083 SSLerr(SSL_F_SSL3_CTRL, ERR_R_RSA_LIB);
1084 return(ret);
1085 }
1086 if (s->cert->rsa_tmp != NULL)
1087 RSA_free(s->cert->rsa_tmp);
1088 s->cert->rsa_tmp = rsa;
1089 ret = 1;
1090 }
1091 break;
1092 case SSL_CTRL_SET_TMP_RSA_CB:
1093 {
1094 SSLerr(SSL_F_SSL3_CTRL, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
1095 return(ret);
1096 }
1097 break;
1098 #endif
1099 #ifndef NO_DH
1100 case SSL_CTRL_SET_TMP_DH:
1101 {
1102 DH *dh = (DH *)parg;
1103 if (dh == NULL)
1104 {
1105 SSLerr(SSL_F_SSL3_CTRL, ERR_R_PASSED_NULL_PARAMETER);
1106 return(ret);
1107 }
1108 if ((dh = DHparams_dup(dh)) == NULL)
1109 {
1110 SSLerr(SSL_F_SSL3_CTRL, ERR_R_DH_LIB);
1111 return(ret);
1112 }
1113 if (!(s->options & SSL_OP_SINGLE_DH_USE))
1114 {
1115 if (!DH_generate_key(dh))
1116 {
1117 DH_free(dh);
1118 SSLerr(SSL_F_SSL3_CTRL, ERR_R_DH_LIB);
1119 return(ret);
1120 }
1121 }
1122 if (s->cert->dh_tmp != NULL)
1123 DH_free(s->cert->dh_tmp);
1124 s->cert->dh_tmp = dh;
1125 ret = 1;
1126 }
1127 break;
1128 case SSL_CTRL_SET_TMP_DH_CB:
1129 {
1130 SSLerr(SSL_F_SSL3_CTRL, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
1131 return(ret);
1132 }
1133 break;
1134 #endif
1135 default:
1136 break;
1137 }
1138 return(ret);
1139 }
1140
1141 long ssl3_callback_ctrl(SSL *s, int cmd, void (*fp)())
1142 {
1143 int ret=0;
1144
1145 #if !defined(NO_DSA) || !defined(NO_RSA)
1146 if (
1147 #ifndef NO_RSA
1148 cmd == SSL_CTRL_SET_TMP_RSA_CB ||
1149 #endif
1150 #ifndef NO_DSA
1151 cmd == SSL_CTRL_SET_TMP_DH_CB ||
1152 #endif
1153 0)
1154 {
1155 if (!ssl_cert_inst(&s->cert))
1156 {
1157 SSLerr(SSL_F_SSL3_CALLBACK_CTRL, ERR_R_MALLOC_FAILURE);
1158 return(0);
1159 }
1160 }
1161 #endif
1162
1163 switch (cmd)
1164 {
1165 #ifndef NO_RSA
1166 case SSL_CTRL_SET_TMP_RSA_CB:
1167 {
1168 s->cert->rsa_tmp_cb = (RSA *(*)(SSL *, int, int))fp;
1169 }
1170 break;
1171 #endif
1172 #ifndef NO_DH
1173 case SSL_CTRL_SET_TMP_DH_CB:
1174 {
1175 s->cert->dh_tmp_cb = (DH *(*)(SSL *, int, int))fp;
1176 }
1177 break;
1178 #endif
1179 default:
1180 break;
1181 }
1182 return(ret);
1183 }
1184
1185 long ssl3_ctx_ctrl(SSL_CTX *ctx, int cmd, long larg, char *parg)
1186 {
1187 CERT *cert;
1188
1189 cert=ctx->cert;
1190
1191 switch (cmd)
1192 {
1193 #ifndef NO_RSA
1194 case SSL_CTRL_NEED_TMP_RSA:
1195 if ( (cert->rsa_tmp == NULL) &&
1196 ((cert->pkeys[SSL_PKEY_RSA_ENC].privatekey == NULL) ||
1197 (EVP_PKEY_size(cert->pkeys[SSL_PKEY_RSA_ENC].privatekey) > (512/8)))
1198 )
1199 return(1);
1200 else
1201 return(0);
1202 /* break; */
1203 case SSL_CTRL_SET_TMP_RSA:
1204 {
1205 RSA *rsa;
1206 int i;
1207
1208 rsa=(RSA *)parg;
1209 i=1;
1210 if (rsa == NULL)
1211 i=0;
1212 else
1213 {
1214 if ((rsa=RSAPrivateKey_dup(rsa)) == NULL)
1215 i=0;
1216 }
1217 if (!i)
1218 {
1219 SSLerr(SSL_F_SSL3_CTX_CTRL,ERR_R_RSA_LIB);
1220 return(0);
1221 }
1222 else
1223 {
1224 if (cert->rsa_tmp != NULL)
1225 RSA_free(cert->rsa_tmp);
1226 cert->rsa_tmp=rsa;
1227 return(1);
1228 }
1229 }
1230 /* break; */
1231 case SSL_CTRL_SET_TMP_RSA_CB:
1232 {
1233 SSLerr(SSL_F_SSL3_CTX_CTRL, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
1234 return(0);
1235 }
1236 break;
1237 #endif
1238 #ifndef NO_DH
1239 case SSL_CTRL_SET_TMP_DH:
1240 {
1241 DH *new=NULL,*dh;
1242
1243 dh=(DH *)parg;
1244 if ((new=DHparams_dup(dh)) == NULL)
1245 {
1246 SSLerr(SSL_F_SSL3_CTX_CTRL,ERR_R_DH_LIB);
1247 return 0;
1248 }
1249 if (!(ctx->options & SSL_OP_SINGLE_DH_USE))
1250 {
1251 if (!DH_generate_key(new))
1252 {
1253 SSLerr(SSL_F_SSL3_CTX_CTRL,ERR_R_DH_LIB);
1254 DH_free(new);
1255 return 0;
1256 }
1257 }
1258 if (cert->dh_tmp != NULL)
1259 DH_free(cert->dh_tmp);
1260 cert->dh_tmp=new;
1261 return 1;
1262 }
1263 /*break; */
1264 case SSL_CTRL_SET_TMP_DH_CB:
1265 {
1266 SSLerr(SSL_F_SSL3_CTX_CTRL, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
1267 return(0);
1268 }
1269 break;
1270 #endif
1271 /* A Thawte special :-) */
1272 case SSL_CTRL_EXTRA_CHAIN_CERT:
1273 if (ctx->extra_certs == NULL)
1274 {
1275 if ((ctx->extra_certs=sk_X509_new_null()) == NULL)
1276 return(0);
1277 }
1278 sk_X509_push(ctx->extra_certs,(X509 *)parg);
1279 break;
1280
1281 default:
1282 return(0);
1283 }
1284 return(1);
1285 }
1286
1287 long ssl3_ctx_callback_ctrl(SSL_CTX *ctx, int cmd, void (*fp)())
1288 {
1289 CERT *cert;
1290
1291 cert=ctx->cert;
1292
1293 switch (cmd)
1294 {
1295 #ifndef NO_RSA
1296 case SSL_CTRL_SET_TMP_RSA_CB:
1297 {
1298 cert->rsa_tmp_cb = (RSA *(*)(SSL *, int, int))fp;
1299 }
1300 break;
1301 #endif
1302 #ifndef NO_DH
1303 case SSL_CTRL_SET_TMP_DH_CB:
1304 {
1305 cert->dh_tmp_cb = (DH *(*)(SSL *, int, int))fp;
1306 }
1307 break;
1308 #endif
1309 default:
1310 return(0);
1311 }
1312 return(1);
1313 }
1314
1315 /* This function needs to check if the ciphers required are actually
1316 * available */
1317 SSL_CIPHER *ssl3_get_cipher_by_char(const unsigned char *p)
1318 {
1319 static int init=1;
1320 static SSL_CIPHER *sorted[SSL3_NUM_CIPHERS];
1321 SSL_CIPHER c,*cp= &c,**cpp;
1322 unsigned long id;
1323 int i;
1324
1325 if (init)
1326 {
1327 CRYPTO_w_lock(CRYPTO_LOCK_SSL);
1328
1329 for (i=0; i<SSL3_NUM_CIPHERS; i++)
1330 sorted[i]= &(ssl3_ciphers[i]);
1331
1332 qsort( (char *)sorted,
1333 SSL3_NUM_CIPHERS,sizeof(SSL_CIPHER *),
1334 FP_ICC ssl_cipher_ptr_id_cmp);
1335
1336 CRYPTO_w_unlock(CRYPTO_LOCK_SSL);
1337
1338 init=0;
1339 }
1340
1341 id=0x03000000L|((unsigned long)p[0]<<8L)|(unsigned long)p[1];
1342 c.id=id;
1343 cpp=(SSL_CIPHER **)OBJ_bsearch((char *)&cp,
1344 (char *)sorted,
1345 SSL3_NUM_CIPHERS,sizeof(SSL_CIPHER *),
1346 FP_ICC ssl_cipher_ptr_id_cmp);
1347 if ((cpp == NULL) || !(*cpp)->valid)
1348 return(NULL);
1349 else
1350 return(*cpp);
1351 }
1352
1353 int ssl3_put_cipher_by_char(const SSL_CIPHER *c, unsigned char *p)
1354 {
1355 long l;
1356
1357 if (p != NULL)
1358 {
1359 l=c->id;
1360 if ((l & 0xff000000) != 0x03000000) return(0);
1361 p[0]=((unsigned char)(l>> 8L))&0xFF;
1362 p[1]=((unsigned char)(l ))&0xFF;
1363 }
1364 return(2);
1365 }
1366
1367 SSL_CIPHER *ssl3_choose_cipher(SSL *s, STACK_OF(SSL_CIPHER) *have,
1368 STACK_OF(SSL_CIPHER) *pref)
1369 {
1370 SSL_CIPHER *c,*ret=NULL;
1371 int i,j,ok;
1372 CERT *cert;
1373 unsigned long alg,mask,emask;
1374
1375 /* Let's see which ciphers we can support */
1376 cert=s->cert;
1377
1378 sk_SSL_CIPHER_set_cmp_func(pref,ssl_cipher_ptr_id_cmp);
1379
1380 #ifdef CIPHER_DEBUG
1381 printf("Have %d from %p:\n", sk_SSL_CIPHER_num(pref), pref);
1382 for(i=0 ; i < sk_SSL_CIPHER_num(pref) ; ++i)
1383 {
1384 c=sk_SSL_CIPHER_value(pref,i);
1385 printf("%p:%s\n",c,c->name);
1386 }
1387 #endif
1388
1389 for (i=0; i<sk_SSL_CIPHER_num(have); i++)
1390 {
1391 c=sk_SSL_CIPHER_value(have,i);
1392
1393 ssl_set_cert_masks(cert,c);
1394 mask=cert->mask;
1395 emask=cert->export_mask;
1396
1397 #ifdef KSSL_DEBUG
1398 printf("ssl3_choose_cipher %d alg= %lx\n", i,c->algorithms);
1399 #endif /* KSSL_DEBUG */
1400
1401 alg=c->algorithms&(SSL_MKEY_MASK|SSL_AUTH_MASK);
1402 if (SSL_C_IS_EXPORT(c))
1403 {
1404 ok=((alg & emask) == alg)?1:0;
1405 #ifdef CIPHER_DEBUG
1406 printf("%d:[%08lX:%08lX]%p:%s (export)\n",ok,alg,emask,
1407 c,c->name);
1408 #endif
1409 }
1410 else
1411 {
1412 ok=((alg & mask) == alg)?1:0;
1413 #ifdef CIPHER_DEBUG
1414 printf("%d:[%08lX:%08lX]%p:%s\n",ok,alg,mask,c,
1415 c->name);
1416 #endif
1417 }
1418
1419 if (!ok) continue;
1420
1421 j=sk_SSL_CIPHER_find(pref,c);
1422 if (j >= 0)
1423 {
1424 ret=sk_SSL_CIPHER_value(pref,j);
1425 break;
1426 }
1427 }
1428 return(ret);
1429 }
1430
1431 int ssl3_get_req_cert_type(SSL *s, unsigned char *p)
1432 {
1433 int ret=0;
1434 unsigned long alg;
1435
1436 alg=s->s3->tmp.new_cipher->algorithms;
1437
1438 #ifndef NO_DH
1439 if (alg & (SSL_kDHr|SSL_kEDH))
1440 {
1441 # ifndef NO_RSA
1442 p[ret++]=SSL3_CT_RSA_FIXED_DH;
1443 # endif
1444 # ifndef NO_DSA
1445 p[ret++]=SSL3_CT_DSS_FIXED_DH;
1446 # endif
1447 }
1448 if ((s->version == SSL3_VERSION) &&
1449 (alg & (SSL_kEDH|SSL_kDHd|SSL_kDHr)))
1450 {
1451 # ifndef NO_RSA
1452 p[ret++]=SSL3_CT_RSA_EPHEMERAL_DH;
1453 # endif
1454 # ifndef NO_DSA
1455 p[ret++]=SSL3_CT_DSS_EPHEMERAL_DH;
1456 # endif
1457 }
1458 #endif /* !NO_DH */
1459 #ifndef NO_RSA
1460 p[ret++]=SSL3_CT_RSA_SIGN;
1461 #endif
1462 #ifndef NO_DSA
1463 p[ret++]=SSL3_CT_DSS_SIGN;
1464 #endif
1465 return(ret);
1466 }
1467
1468 int ssl3_shutdown(SSL *s)
1469 {
1470
1471 /* Don't do anything much if we have not done the handshake or
1472 * we don't want to send messages :-) */
1473 if ((s->quiet_shutdown) || (s->state == SSL_ST_BEFORE))
1474 {
1475 s->shutdown=(SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN);
1476 return(1);
1477 }
1478
1479 if (!(s->shutdown & SSL_SENT_SHUTDOWN))
1480 {
1481 s->shutdown|=SSL_SENT_SHUTDOWN;
1482 #if 1
1483 ssl3_send_alert(s,SSL3_AL_WARNING,SSL_AD_CLOSE_NOTIFY);
1484 #endif
1485 /* our shutdown alert has been sent now, and if it still needs
1486 * to be written, s->s3->alert_dispatch will be true */
1487 }
1488 else if (s->s3->alert_dispatch)
1489 {
1490 /* resend it if not sent */
1491 #if 1
1492 ssl3_dispatch_alert(s);
1493 #endif
1494 }
1495 else if (!(s->shutdown & SSL_RECEIVED_SHUTDOWN))
1496 {
1497 /* If we are waiting for a close from our peer, we are closed */
1498 ssl3_read_bytes(s,0,NULL,0,0);
1499 }
1500
1501 if ((s->shutdown == (SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN)) &&
1502 !s->s3->alert_dispatch)
1503 return(1);
1504 else
1505 return(0);
1506 }
1507
1508 int ssl3_write(SSL *s, const void *buf, int len)
1509 {
1510 int ret,n;
1511
1512 #if 0
1513 if (s->shutdown & SSL_SEND_SHUTDOWN)
1514 {
1515 s->rwstate=SSL_NOTHING;
1516 return(0);
1517 }
1518 #endif
1519 clear_sys_error();
1520 if (s->s3->renegotiate) ssl3_renegotiate_check(s);
1521
1522 /* This is an experimental flag that sends the
1523 * last handshake message in the same packet as the first
1524 * use data - used to see if it helps the TCP protocol during
1525 * session-id reuse */
1526 /* The second test is because the buffer may have been removed */
1527 if ((s->s3->flags & SSL3_FLAGS_POP_BUFFER) && (s->wbio == s->bbio))
1528 {
1529 /* First time through, we write into the buffer */
1530 if (s->s3->delay_buf_pop_ret == 0)
1531 {
1532 ret=ssl3_write_bytes(s,SSL3_RT_APPLICATION_DATA,
1533 buf,len);
1534 if (ret <= 0) return(ret);
1535
1536 s->s3->delay_buf_pop_ret=ret;
1537 }
1538
1539 s->rwstate=SSL_WRITING;
1540 n=BIO_flush(s->wbio);
1541 if (n <= 0) return(n);
1542 s->rwstate=SSL_NOTHING;
1543
1544 /* We have flushed the buffer, so remove it */
1545 ssl_free_wbio_buffer(s);
1546 s->s3->flags&= ~SSL3_FLAGS_POP_BUFFER;
1547
1548 ret=s->s3->delay_buf_pop_ret;
1549 s->s3->delay_buf_pop_ret=0;
1550 }
1551 else
1552 {
1553 ret=ssl3_write_bytes(s,SSL3_RT_APPLICATION_DATA,
1554 buf,len);
1555 if (ret <= 0) return(ret);
1556 }
1557
1558 return(ret);
1559 }
1560
1561 static int ssl3_read_internal(SSL *s, void *buf, int len, int peek)
1562 {
1563 int ret;
1564
1565 clear_sys_error();
1566 if (s->s3->renegotiate) ssl3_renegotiate_check(s);
1567 s->s3->in_read_app_data=1;
1568 ret=ssl3_read_bytes(s,SSL3_RT_APPLICATION_DATA,buf,len,peek);
1569 if ((ret == -1) && (s->s3->in_read_app_data == 0))
1570 {
1571 /* ssl3_read_bytes decided to call s->handshake_func, which
1572 * called ssl3_read_bytes to read handshake data.
1573 * However, ssl3_read_bytes actually found application data
1574 * and thinks that application data makes sense here (signalled
1575 * by resetting 'in_read_app_data', strangely); so disable
1576 * handshake processing and try to read application data again. */
1577 s->in_handshake++;
1578 ret=ssl3_read_bytes(s,SSL3_RT_APPLICATION_DATA,buf,len,peek);
1579 s->in_handshake--;
1580 }
1581 else
1582 s->s3->in_read_app_data=0;
1583
1584 return(ret);
1585 }
1586
1587 int ssl3_read(SSL *s, void *buf, int len)
1588 {
1589 return ssl3_read_internal(s, buf, len, 0);
1590 }
1591
1592 int ssl3_peek(SSL *s, char *buf, int len)
1593 {
1594 return ssl3_read_internal(s, buf, len, 1);
1595 }
1596
1597 int ssl3_renegotiate(SSL *s)
1598 {
1599 if (s->handshake_func == NULL)
1600 return(1);
1601
1602 if (s->s3->flags & SSL3_FLAGS_NO_RENEGOTIATE_CIPHERS)
1603 return(0);
1604
1605 s->s3->renegotiate=1;
1606 return(1);
1607 }
1608
1609 int ssl3_renegotiate_check(SSL *s)
1610 {
1611 int ret=0;
1612
1613 if (s->s3->renegotiate)
1614 {
1615 if ( (s->s3->rbuf.left == 0) &&
1616 (s->s3->wbuf.left == 0) &&
1617 !SSL_in_init(s))
1618 {
1619 /*
1620 if we are the server, and we have sent a 'RENEGOTIATE' message, we
1621 need to go to SSL_ST_ACCEPT.
1622 */
1623 /* SSL_ST_ACCEPT */
1624 s->state=SSL_ST_RENEGOTIATE;
1625 s->s3->renegotiate=0;
1626 s->s3->num_renegotiations++;
1627 s->s3->total_renegotiations++;
1628 ret=1;
1629 }
1630 }
1631 return(ret);
1632 }
1633
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