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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) 1998-2002 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#include <stdio.h>
113#include <openssl/objects.h>
114#include "ssl_locl.h"
115#include "kssl_lcl.h"
116#include <openssl/md5.h>
117
118const char *ssl3_version_str="SSLv3" OPENSSL_VERSION_PTEXT;
119
120#define SSL3_NUM_CIPHERS (sizeof(ssl3_ciphers)/sizeof(SSL_CIPHER))
121
122static long ssl3_default_timeout(void );
123
124OPENSSL_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|SSL_STRONG_NONE,
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|SSL_STRONG_NONE,
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|SSL_MEDIUM,
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|SSL_LOW,
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|SSL_HIGH,
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#ifndef OPENSSL_NO_IDEA
275 {
276 1,
277 SSL3_TXT_RSA_IDEA_128_SHA,
278 SSL3_CK_RSA_IDEA_128_SHA,
279 SSL_kRSA|SSL_aRSA|SSL_IDEA |SSL_SHA1|SSL_SSLV3,
280 SSL_NOT_EXP|SSL_MEDIUM,
281 0,
282 128,
283 128,
284 SSL_ALL_CIPHERS,
285 SSL_ALL_STRENGTHS,
286 },
287#endif
288/* Cipher 08 */
289 {
290 1,
291 SSL3_TXT_RSA_DES_40_CBC_SHA,
292 SSL3_CK_RSA_DES_40_CBC_SHA,
293 SSL_kRSA|SSL_aRSA|SSL_DES|SSL_SHA1|SSL_SSLV3,
294 SSL_EXPORT|SSL_EXP40,
295 0,
296 40,
297 56,
298 SSL_ALL_CIPHERS,
299 SSL_ALL_STRENGTHS,
300 },
301/* Cipher 09 */
302 {
303 1,
304 SSL3_TXT_RSA_DES_64_CBC_SHA,
305 SSL3_CK_RSA_DES_64_CBC_SHA,
306 SSL_kRSA|SSL_aRSA|SSL_DES |SSL_SHA1|SSL_SSLV3,
307 SSL_NOT_EXP|SSL_LOW,
308 0,
309 56,
310 56,
311 SSL_ALL_CIPHERS,
312 SSL_ALL_STRENGTHS,
313 },
314/* Cipher 0A */
315 {
316 1,
317 SSL3_TXT_RSA_DES_192_CBC3_SHA,
318 SSL3_CK_RSA_DES_192_CBC3_SHA,
319 SSL_kRSA|SSL_aRSA|SSL_3DES |SSL_SHA1|SSL_SSLV3,
320 SSL_NOT_EXP|SSL_HIGH,
321 0,
322 168,
323 168,
324 SSL_ALL_CIPHERS,
325 SSL_ALL_STRENGTHS,
326 },
327
328/* The DH ciphers */
329/* Cipher 0B */
330 {
331 0,
332 SSL3_TXT_DH_DSS_DES_40_CBC_SHA,
333 SSL3_CK_DH_DSS_DES_40_CBC_SHA,
334 SSL_kDHd |SSL_aDH|SSL_DES|SSL_SHA1|SSL_SSLV3,
335 SSL_EXPORT|SSL_EXP40,
336 0,
337 40,
338 56,
339 SSL_ALL_CIPHERS,
340 SSL_ALL_STRENGTHS,
341 },
342/* Cipher 0C */
343 {
344 0,
345 SSL3_TXT_DH_DSS_DES_64_CBC_SHA,
346 SSL3_CK_DH_DSS_DES_64_CBC_SHA,
347 SSL_kDHd |SSL_aDH|SSL_DES |SSL_SHA1|SSL_SSLV3,
348 SSL_NOT_EXP|SSL_LOW,
349 0,
350 56,
351 56,
352 SSL_ALL_CIPHERS,
353 SSL_ALL_STRENGTHS,
354 },
355/* Cipher 0D */
356 {
357 0,
358 SSL3_TXT_DH_DSS_DES_192_CBC3_SHA,
359 SSL3_CK_DH_DSS_DES_192_CBC3_SHA,
360 SSL_kDHd |SSL_aDH|SSL_3DES |SSL_SHA1|SSL_SSLV3,
361 SSL_NOT_EXP|SSL_HIGH,
362 0,
363 168,
364 168,
365 SSL_ALL_CIPHERS,
366 SSL_ALL_STRENGTHS,
367 },
368/* Cipher 0E */
369 {
370 0,
371 SSL3_TXT_DH_RSA_DES_40_CBC_SHA,
372 SSL3_CK_DH_RSA_DES_40_CBC_SHA,
373 SSL_kDHr |SSL_aDH|SSL_DES|SSL_SHA1|SSL_SSLV3,
374 SSL_EXPORT|SSL_EXP40,
375 0,
376 40,
377 56,
378 SSL_ALL_CIPHERS,
379 SSL_ALL_STRENGTHS,
380 },
381/* Cipher 0F */
382 {
383 0,
384 SSL3_TXT_DH_RSA_DES_64_CBC_SHA,
385 SSL3_CK_DH_RSA_DES_64_CBC_SHA,
386 SSL_kDHr |SSL_aDH|SSL_DES |SSL_SHA1|SSL_SSLV3,
387 SSL_NOT_EXP|SSL_LOW,
388 0,
389 56,
390 56,
391 SSL_ALL_CIPHERS,
392 SSL_ALL_STRENGTHS,
393 },
394/* Cipher 10 */
395 {
396 0,
397 SSL3_TXT_DH_RSA_DES_192_CBC3_SHA,
398 SSL3_CK_DH_RSA_DES_192_CBC3_SHA,
399 SSL_kDHr |SSL_aDH|SSL_3DES |SSL_SHA1|SSL_SSLV3,
400 SSL_NOT_EXP|SSL_HIGH,
401 0,
402 168,
403 168,
404 SSL_ALL_CIPHERS,
405 SSL_ALL_STRENGTHS,
406 },
407
408/* The Ephemeral DH ciphers */
409/* Cipher 11 */
410 {
411 1,
412 SSL3_TXT_EDH_DSS_DES_40_CBC_SHA,
413 SSL3_CK_EDH_DSS_DES_40_CBC_SHA,
414 SSL_kEDH|SSL_aDSS|SSL_DES|SSL_SHA1|SSL_SSLV3,
415 SSL_EXPORT|SSL_EXP40,
416 0,
417 40,
418 56,
419 SSL_ALL_CIPHERS,
420 SSL_ALL_STRENGTHS,
421 },
422/* Cipher 12 */
423 {
424 1,
425 SSL3_TXT_EDH_DSS_DES_64_CBC_SHA,
426 SSL3_CK_EDH_DSS_DES_64_CBC_SHA,
427 SSL_kEDH|SSL_aDSS|SSL_DES |SSL_SHA1|SSL_SSLV3,
428 SSL_NOT_EXP|SSL_LOW,
429 0,
430 56,
431 56,
432 SSL_ALL_CIPHERS,
433 SSL_ALL_STRENGTHS,
434 },
435/* Cipher 13 */
436 {
437 1,
438 SSL3_TXT_EDH_DSS_DES_192_CBC3_SHA,
439 SSL3_CK_EDH_DSS_DES_192_CBC3_SHA,
440 SSL_kEDH|SSL_aDSS|SSL_3DES |SSL_SHA1|SSL_SSLV3,
441 SSL_NOT_EXP|SSL_HIGH,
442 0,
443 168,
444 168,
445 SSL_ALL_CIPHERS,
446 SSL_ALL_STRENGTHS,
447 },
448/* Cipher 14 */
449 {
450 1,
451 SSL3_TXT_EDH_RSA_DES_40_CBC_SHA,
452 SSL3_CK_EDH_RSA_DES_40_CBC_SHA,
453 SSL_kEDH|SSL_aRSA|SSL_DES|SSL_SHA1|SSL_SSLV3,
454 SSL_EXPORT|SSL_EXP40,
455 0,
456 40,
457 56,
458 SSL_ALL_CIPHERS,
459 SSL_ALL_STRENGTHS,
460 },
461/* Cipher 15 */
462 {
463 1,
464 SSL3_TXT_EDH_RSA_DES_64_CBC_SHA,
465 SSL3_CK_EDH_RSA_DES_64_CBC_SHA,
466 SSL_kEDH|SSL_aRSA|SSL_DES |SSL_SHA1|SSL_SSLV3,
467 SSL_NOT_EXP|SSL_LOW,
468 0,
469 56,
470 56,
471 SSL_ALL_CIPHERS,
472 SSL_ALL_STRENGTHS,
473 },
474/* Cipher 16 */
475 {
476 1,
477 SSL3_TXT_EDH_RSA_DES_192_CBC3_SHA,
478 SSL3_CK_EDH_RSA_DES_192_CBC3_SHA,
479 SSL_kEDH|SSL_aRSA|SSL_3DES |SSL_SHA1|SSL_SSLV3,
480 SSL_NOT_EXP|SSL_HIGH,
481 0,
482 168,
483 168,
484 SSL_ALL_CIPHERS,
485 SSL_ALL_STRENGTHS,
486 },
487
488/* Fortezza */
489/* Cipher 1C */
490 {
491 0,
492 SSL3_TXT_FZA_DMS_NULL_SHA,
493 SSL3_CK_FZA_DMS_NULL_SHA,
494 SSL_kFZA|SSL_aFZA |SSL_eNULL |SSL_SHA1|SSL_SSLV3,
495 SSL_NOT_EXP|SSL_STRONG_NONE,
496 0,
497 0,
498 0,
499 SSL_ALL_CIPHERS,
500 SSL_ALL_STRENGTHS,
501 },
502
503/* Cipher 1D */
504 {
505 0,
506 SSL3_TXT_FZA_DMS_FZA_SHA,
507 SSL3_CK_FZA_DMS_FZA_SHA,
508 SSL_kFZA|SSL_aFZA |SSL_eFZA |SSL_SHA1|SSL_SSLV3,
509 SSL_NOT_EXP|SSL_STRONG_NONE,
510 0,
511 0,
512 0,
513 SSL_ALL_CIPHERS,
514 SSL_ALL_STRENGTHS,
515 },
516
517#if 0
518/* Cipher 1E */
519 {
520 0,
521 SSL3_TXT_FZA_DMS_RC4_SHA,
522 SSL3_CK_FZA_DMS_RC4_SHA,
523 SSL_kFZA|SSL_aFZA |SSL_RC4 |SSL_SHA1|SSL_SSLV3,
524 SSL_NOT_EXP|SSL_MEDIUM,
525 0,
526 128,
527 128,
528 SSL_ALL_CIPHERS,
529 SSL_ALL_STRENGTHS,
530 },
531#endif
532
533#ifndef OPENSSL_NO_KRB5
534/* The Kerberos ciphers
535** 20000107 VRS: And the first shall be last,
536** in hopes of avoiding the lynx ssl renegotiation problem.
537*/
538/* Cipher 1E VRS */
539 {
540 1,
541 SSL3_TXT_KRB5_DES_64_CBC_SHA,
542 SSL3_CK_KRB5_DES_64_CBC_SHA,
543 SSL_kKRB5|SSL_aKRB5| SSL_DES|SSL_SHA1 |SSL_SSLV3,
544 SSL_NOT_EXP|SSL_LOW,
545 0,
546 56,
547 56,
548 SSL_ALL_CIPHERS,
549 SSL_ALL_STRENGTHS,
550 },
551
552/* Cipher 1F VRS */
553 {
554 1,
555 SSL3_TXT_KRB5_DES_192_CBC3_SHA,
556 SSL3_CK_KRB5_DES_192_CBC3_SHA,
557 SSL_kKRB5|SSL_aKRB5| SSL_3DES|SSL_SHA1 |SSL_SSLV3,
558 SSL_NOT_EXP|SSL_HIGH,
559 0,
560 112,
561 168,
562 SSL_ALL_CIPHERS,
563 SSL_ALL_STRENGTHS,
564 },
565
566/* Cipher 20 VRS */
567 {
568 1,
569 SSL3_TXT_KRB5_RC4_128_SHA,
570 SSL3_CK_KRB5_RC4_128_SHA,
571 SSL_kKRB5|SSL_aKRB5| SSL_RC4|SSL_SHA1 |SSL_SSLV3,
572 SSL_NOT_EXP|SSL_MEDIUM,
573 0,
574 128,
575 128,
576 SSL_ALL_CIPHERS,
577 SSL_ALL_STRENGTHS,
578 },
579
580/* Cipher 21 VRS */
581 {
582 1,
583 SSL3_TXT_KRB5_IDEA_128_CBC_SHA,
584 SSL3_CK_KRB5_IDEA_128_CBC_SHA,
585 SSL_kKRB5|SSL_aKRB5| SSL_IDEA|SSL_SHA1 |SSL_SSLV3,
586 SSL_NOT_EXP|SSL_MEDIUM,
587 0,
588 128,
589 128,
590 SSL_ALL_CIPHERS,
591 SSL_ALL_STRENGTHS,
592 },
593
594/* Cipher 22 VRS */
595 {
596 1,
597 SSL3_TXT_KRB5_DES_64_CBC_MD5,
598 SSL3_CK_KRB5_DES_64_CBC_MD5,
599 SSL_kKRB5|SSL_aKRB5| SSL_DES|SSL_MD5 |SSL_SSLV3,
600 SSL_NOT_EXP|SSL_LOW,
601 0,
602 56,
603 56,
604 SSL_ALL_CIPHERS,
605 SSL_ALL_STRENGTHS,
606 },
607
608/* Cipher 23 VRS */
609 {
610 1,
611 SSL3_TXT_KRB5_DES_192_CBC3_MD5,
612 SSL3_CK_KRB5_DES_192_CBC3_MD5,
613 SSL_kKRB5|SSL_aKRB5| SSL_3DES|SSL_MD5 |SSL_SSLV3,
614 SSL_NOT_EXP|SSL_HIGH,
615 0,
616 112,
617 168,
618 SSL_ALL_CIPHERS,
619 SSL_ALL_STRENGTHS,
620 },
621
622/* Cipher 24 VRS */
623 {
624 1,
625 SSL3_TXT_KRB5_RC4_128_MD5,
626 SSL3_CK_KRB5_RC4_128_MD5,
627 SSL_kKRB5|SSL_aKRB5| SSL_RC4|SSL_MD5 |SSL_SSLV3,
628 SSL_NOT_EXP|SSL_MEDIUM,
629 0,
630 128,
631 128,
632 SSL_ALL_CIPHERS,
633 SSL_ALL_STRENGTHS,
634 },
635
636/* Cipher 25 VRS */
637 {
638 1,
639 SSL3_TXT_KRB5_IDEA_128_CBC_MD5,
640 SSL3_CK_KRB5_IDEA_128_CBC_MD5,
641 SSL_kKRB5|SSL_aKRB5| SSL_IDEA|SSL_MD5 |SSL_SSLV3,
642 SSL_NOT_EXP|SSL_MEDIUM,
643 0,
644 128,
645 128,
646 SSL_ALL_CIPHERS,
647 SSL_ALL_STRENGTHS,
648 },
649
650/* Cipher 26 VRS */
651 {
652 1,
653 SSL3_TXT_KRB5_DES_40_CBC_SHA,
654 SSL3_CK_KRB5_DES_40_CBC_SHA,
655 SSL_kKRB5|SSL_aKRB5| SSL_DES|SSL_SHA1 |SSL_SSLV3,
656 SSL_EXPORT|SSL_EXP40,
657 0,
658 40,
659 56,
660 SSL_ALL_CIPHERS,
661 SSL_ALL_STRENGTHS,
662 },
663
664/* Cipher 27 VRS */
665 {
666 1,
667 SSL3_TXT_KRB5_RC2_40_CBC_SHA,
668 SSL3_CK_KRB5_RC2_40_CBC_SHA,
669 SSL_kKRB5|SSL_aKRB5| SSL_RC2|SSL_SHA1 |SSL_SSLV3,
670 SSL_EXPORT|SSL_EXP40,
671 0,
672 40,
673 128,
674 SSL_ALL_CIPHERS,
675 SSL_ALL_STRENGTHS,
676 },
677
678/* Cipher 28 VRS */
679 {
680 1,
681 SSL3_TXT_KRB5_RC4_40_SHA,
682 SSL3_CK_KRB5_RC4_40_SHA,
683 SSL_kKRB5|SSL_aKRB5| SSL_RC4|SSL_SHA1 |SSL_SSLV3,
684 SSL_EXPORT|SSL_EXP40,
685 0,
686 128,
687 128,
688 SSL_ALL_CIPHERS,
689 SSL_ALL_STRENGTHS,
690 },
691
692/* Cipher 29 VRS */
693 {
694 1,
695 SSL3_TXT_KRB5_DES_40_CBC_MD5,
696 SSL3_CK_KRB5_DES_40_CBC_MD5,
697 SSL_kKRB5|SSL_aKRB5| SSL_DES|SSL_MD5 |SSL_SSLV3,
698 SSL_EXPORT|SSL_EXP40,
699 0,
700 40,
701 56,
702 SSL_ALL_CIPHERS,
703 SSL_ALL_STRENGTHS,
704 },
705
706/* Cipher 2A VRS */
707 {
708 1,
709 SSL3_TXT_KRB5_RC2_40_CBC_MD5,
710 SSL3_CK_KRB5_RC2_40_CBC_MD5,
711 SSL_kKRB5|SSL_aKRB5| SSL_RC2|SSL_MD5 |SSL_SSLV3,
712 SSL_EXPORT|SSL_EXP40,
713 0,
714 40,
715 128,
716 SSL_ALL_CIPHERS,
717 SSL_ALL_STRENGTHS,
718 },
719
720/* Cipher 2B VRS */
721 {
722 1,
723 SSL3_TXT_KRB5_RC4_40_MD5,
724 SSL3_CK_KRB5_RC4_40_MD5,
725 SSL_kKRB5|SSL_aKRB5| SSL_RC4|SSL_MD5 |SSL_SSLV3,
726 SSL_EXPORT|SSL_EXP40,
727 0,
728 128,
729 128,
730 SSL_ALL_CIPHERS,
731 SSL_ALL_STRENGTHS,
732 },
733#endif /* OPENSSL_NO_KRB5 */
734
735
736#if TLS1_ALLOW_EXPERIMENTAL_CIPHERSUITES
737 /* New TLS Export CipherSuites */
738 /* Cipher 60 */
739 {
740 1,
741 TLS1_TXT_RSA_EXPORT1024_WITH_RC4_56_MD5,
742 TLS1_CK_RSA_EXPORT1024_WITH_RC4_56_MD5,
743 SSL_kRSA|SSL_aRSA|SSL_RC4|SSL_MD5|SSL_TLSV1,
744 SSL_EXPORT|SSL_EXP56,
745 0,
746 56,
747 128,
748 SSL_ALL_CIPHERS,
749 SSL_ALL_STRENGTHS,
750 },
751 /* Cipher 61 */
752 {
753 1,
754 TLS1_TXT_RSA_EXPORT1024_WITH_RC2_CBC_56_MD5,
755 TLS1_CK_RSA_EXPORT1024_WITH_RC2_CBC_56_MD5,
756 SSL_kRSA|SSL_aRSA|SSL_RC2|SSL_MD5|SSL_TLSV1,
757 SSL_EXPORT|SSL_EXP56,
758 0,
759 56,
760 128,
761 SSL_ALL_CIPHERS,
762 SSL_ALL_STRENGTHS,
763 },
764 /* Cipher 62 */
765 {
766 1,
767 TLS1_TXT_RSA_EXPORT1024_WITH_DES_CBC_SHA,
768 TLS1_CK_RSA_EXPORT1024_WITH_DES_CBC_SHA,
769 SSL_kRSA|SSL_aRSA|SSL_DES|SSL_SHA|SSL_TLSV1,
770 SSL_EXPORT|SSL_EXP56,
771 0,
772 56,
773 56,
774 SSL_ALL_CIPHERS,
775 SSL_ALL_STRENGTHS,
776 },
777 /* Cipher 63 */
778 {
779 1,
780 TLS1_TXT_DHE_DSS_EXPORT1024_WITH_DES_CBC_SHA,
781 TLS1_CK_DHE_DSS_EXPORT1024_WITH_DES_CBC_SHA,
782 SSL_kEDH|SSL_aDSS|SSL_DES|SSL_SHA|SSL_TLSV1,
783 SSL_EXPORT|SSL_EXP56,
784 0,
785 56,
786 56,
787 SSL_ALL_CIPHERS,
788 SSL_ALL_STRENGTHS,
789 },
790 /* Cipher 64 */
791 {
792 1,
793 TLS1_TXT_RSA_EXPORT1024_WITH_RC4_56_SHA,
794 TLS1_CK_RSA_EXPORT1024_WITH_RC4_56_SHA,
795 SSL_kRSA|SSL_aRSA|SSL_RC4|SSL_SHA|SSL_TLSV1,
796 SSL_EXPORT|SSL_EXP56,
797 0,
798 56,
799 128,
800 SSL_ALL_CIPHERS,
801 SSL_ALL_STRENGTHS,
802 },
803 /* Cipher 65 */
804 {
805 1,
806 TLS1_TXT_DHE_DSS_EXPORT1024_WITH_RC4_56_SHA,
807 TLS1_CK_DHE_DSS_EXPORT1024_WITH_RC4_56_SHA,
808 SSL_kEDH|SSL_aDSS|SSL_RC4|SSL_SHA|SSL_TLSV1,
809 SSL_EXPORT|SSL_EXP56,
810 0,
811 56,
812 128,
813 SSL_ALL_CIPHERS,
814 SSL_ALL_STRENGTHS,
815 },
816 /* Cipher 66 */
817 {
818 1,
819 TLS1_TXT_DHE_DSS_WITH_RC4_128_SHA,
820 TLS1_CK_DHE_DSS_WITH_RC4_128_SHA,
821 SSL_kEDH|SSL_aDSS|SSL_RC4|SSL_SHA|SSL_TLSV1,
822 SSL_NOT_EXP|SSL_MEDIUM,
823 0,
824 128,
825 128,
826 SSL_ALL_CIPHERS,
827 SSL_ALL_STRENGTHS
828 },
829#endif
830 /* New AES ciphersuites */
831
832 /* Cipher 2F */
833 {
834 1,
835 TLS1_TXT_RSA_WITH_AES_128_SHA,
836 TLS1_CK_RSA_WITH_AES_128_SHA,
837 SSL_kRSA|SSL_aRSA|SSL_AES|SSL_SHA |SSL_TLSV1,
838 SSL_NOT_EXP|SSL_MEDIUM,
839 0,
840 128,
841 128,
842 SSL_ALL_CIPHERS,
843 SSL_ALL_STRENGTHS,
844 },
845 /* Cipher 30 */
846 {
847 0,
848 TLS1_TXT_DH_DSS_WITH_AES_128_SHA,
849 TLS1_CK_DH_DSS_WITH_AES_128_SHA,
850 SSL_kDHd|SSL_aDH|SSL_AES|SSL_SHA|SSL_TLSV1,
851 SSL_NOT_EXP|SSL_MEDIUM,
852 0,
853 128,
854 128,
855 SSL_ALL_CIPHERS,
856 SSL_ALL_STRENGTHS,
857 },
858 /* Cipher 31 */
859 {
860 0,
861 TLS1_TXT_DH_RSA_WITH_AES_128_SHA,
862 TLS1_CK_DH_RSA_WITH_AES_128_SHA,
863 SSL_kDHr|SSL_aDH|SSL_AES|SSL_SHA|SSL_TLSV1,
864 SSL_NOT_EXP|SSL_MEDIUM,
865 0,
866 128,
867 128,
868 SSL_ALL_CIPHERS,
869 SSL_ALL_STRENGTHS,
870 },
871 /* Cipher 32 */
872 {
873 1,
874 TLS1_TXT_DHE_DSS_WITH_AES_128_SHA,
875 TLS1_CK_DHE_DSS_WITH_AES_128_SHA,
876 SSL_kEDH|SSL_aDSS|SSL_AES|SSL_SHA|SSL_TLSV1,
877 SSL_NOT_EXP|SSL_MEDIUM,
878 0,
879 128,
880 128,
881 SSL_ALL_CIPHERS,
882 SSL_ALL_STRENGTHS,
883 },
884 /* Cipher 33 */
885 {
886 1,
887 TLS1_TXT_DHE_RSA_WITH_AES_128_SHA,
888 TLS1_CK_DHE_RSA_WITH_AES_128_SHA,
889 SSL_kEDH|SSL_aRSA|SSL_AES|SSL_SHA|SSL_TLSV1,
890 SSL_NOT_EXP|SSL_MEDIUM,
891 0,
892 128,
893 128,
894 SSL_ALL_CIPHERS,
895 SSL_ALL_STRENGTHS,
896 },
897 /* Cipher 34 */
898 {
899 1,
900 TLS1_TXT_ADH_WITH_AES_128_SHA,
901 TLS1_CK_ADH_WITH_AES_128_SHA,
902 SSL_kEDH|SSL_aNULL|SSL_AES|SSL_SHA|SSL_TLSV1,
903 SSL_NOT_EXP|SSL_MEDIUM,
904 0,
905 128,
906 128,
907 SSL_ALL_CIPHERS,
908 SSL_ALL_STRENGTHS,
909 },
910
911 /* Cipher 35 */
912 {
913 1,
914 TLS1_TXT_RSA_WITH_AES_256_SHA,
915 TLS1_CK_RSA_WITH_AES_256_SHA,
916 SSL_kRSA|SSL_aRSA|SSL_AES|SSL_SHA |SSL_TLSV1,
917 SSL_NOT_EXP|SSL_HIGH,
918 0,
919 256,
920 256,
921 SSL_ALL_CIPHERS,
922 SSL_ALL_STRENGTHS,
923 },
924 /* Cipher 36 */
925 {
926 0,
927 TLS1_TXT_DH_DSS_WITH_AES_256_SHA,
928 TLS1_CK_DH_DSS_WITH_AES_256_SHA,
929 SSL_kDHd|SSL_aDH|SSL_AES|SSL_SHA|SSL_TLSV1,
930 SSL_NOT_EXP|SSL_HIGH,
931 0,
932 256,
933 256,
934 SSL_ALL_CIPHERS,
935 SSL_ALL_STRENGTHS,
936 },
937 /* Cipher 37 */
938 {
939 0,
940 TLS1_TXT_DH_RSA_WITH_AES_256_SHA,
941 TLS1_CK_DH_RSA_WITH_AES_256_SHA,
942 SSL_kDHr|SSL_aDH|SSL_AES|SSL_SHA|SSL_TLSV1,
943 SSL_NOT_EXP|SSL_HIGH,
944 0,
945 256,
946 256,
947 SSL_ALL_CIPHERS,
948 SSL_ALL_STRENGTHS,
949 },
950 /* Cipher 38 */
951 {
952 1,
953 TLS1_TXT_DHE_DSS_WITH_AES_256_SHA,
954 TLS1_CK_DHE_DSS_WITH_AES_256_SHA,
955 SSL_kEDH|SSL_aDSS|SSL_AES|SSL_SHA|SSL_TLSV1,
956 SSL_NOT_EXP|SSL_HIGH,
957 0,
958 256,
959 256,
960 SSL_ALL_CIPHERS,
961 SSL_ALL_STRENGTHS,
962 },
963 /* Cipher 39 */
964 {
965 1,
966 TLS1_TXT_DHE_RSA_WITH_AES_256_SHA,
967 TLS1_CK_DHE_RSA_WITH_AES_256_SHA,
968 SSL_kEDH|SSL_aRSA|SSL_AES|SSL_SHA|SSL_TLSV1,
969 SSL_NOT_EXP|SSL_HIGH,
970 0,
971 256,
972 256,
973 SSL_ALL_CIPHERS,
974 SSL_ALL_STRENGTHS,
975 },
976 /* Cipher 3A */
977 {
978 1,
979 TLS1_TXT_ADH_WITH_AES_256_SHA,
980 TLS1_CK_ADH_WITH_AES_256_SHA,
981 SSL_kEDH|SSL_aNULL|SSL_AES|SSL_SHA|SSL_TLSV1,
982 SSL_NOT_EXP|SSL_HIGH,
983 0,
984 256,
985 256,
986 SSL_ALL_CIPHERS,
987 SSL_ALL_STRENGTHS,
988 },
989
990/* end of list */
991 };
992
993static SSL3_ENC_METHOD SSLv3_enc_data={
994 ssl3_enc,
995 ssl3_mac,
996 ssl3_setup_key_block,
997 ssl3_generate_master_secret,
998 ssl3_change_cipher_state,
999 ssl3_final_finish_mac,
1000 MD5_DIGEST_LENGTH+SHA_DIGEST_LENGTH,
1001 ssl3_cert_verify_mac,
1002 SSL3_MD_CLIENT_FINISHED_CONST,4,
1003 SSL3_MD_SERVER_FINISHED_CONST,4,
1004 ssl3_alert_code,
1005 };
1006
1007static SSL_METHOD SSLv3_data= {
1008 SSL3_VERSION,
1009 ssl3_new,
1010 ssl3_clear,
1011 ssl3_free,
1012 ssl_undefined_function,
1013 ssl_undefined_function,
1014 ssl3_read,
1015 ssl3_peek,
1016 ssl3_write,
1017 ssl3_shutdown,
1018 ssl3_renegotiate,
1019 ssl3_renegotiate_check,
1020 ssl3_ctrl,
1021 ssl3_ctx_ctrl,
1022 ssl3_get_cipher_by_char,
1023 ssl3_put_cipher_by_char,
1024 ssl3_pending,
1025 ssl3_num_ciphers,
1026 ssl3_get_cipher,
1027 ssl_bad_method,
1028 ssl3_default_timeout,
1029 &SSLv3_enc_data,
1030 ssl_undefined_function,
1031 ssl3_callback_ctrl,
1032 ssl3_ctx_callback_ctrl,
1033 };
1034
1035static long ssl3_default_timeout(void)
1036 {
1037 /* 2 hours, the 24 hours mentioned in the SSLv3 spec
1038 * is way too long for http, the cache would over fill */
1039 return(60*60*2);
1040 }
1041
1042SSL_METHOD *sslv3_base_method(void)
1043 {
1044 return(&SSLv3_data);
1045 }
1046
1047int ssl3_num_ciphers(void)
1048 {
1049 return(SSL3_NUM_CIPHERS);
1050 }
1051
1052SSL_CIPHER *ssl3_get_cipher(unsigned int u)
1053 {
1054 if (u < SSL3_NUM_CIPHERS)
1055 return(&(ssl3_ciphers[SSL3_NUM_CIPHERS-1-u]));
1056 else
1057 return(NULL);
1058 }
1059
1060int ssl3_pending(SSL *s)
1061 {
1062 if (s->rstate == SSL_ST_READ_BODY)
1063 return 0;
1064
1065 return (s->s3->rrec.type == SSL3_RT_APPLICATION_DATA) ? s->s3->rrec.length : 0;
1066 }
1067
1068int ssl3_new(SSL *s)
1069 {
1070 SSL3_STATE *s3;
1071
1072 if ((s3=OPENSSL_malloc(sizeof *s3)) == NULL) goto err;
1073 memset(s3,0,sizeof *s3);
1074 EVP_MD_CTX_init(&s3->finish_dgst1);
1075 EVP_MD_CTX_init(&s3->finish_dgst2);
1076
1077 s->s3=s3;
1078
1079 s->method->ssl_clear(s);
1080 return(1);
1081err:
1082 return(0);
1083 }
1084
1085void ssl3_free(SSL *s)
1086 {
1087 if(s == NULL)
1088 return;
1089
1090 ssl3_cleanup_key_block(s);
1091 if (s->s3->rbuf.buf != NULL)
1092 OPENSSL_free(s->s3->rbuf.buf);
1093 if (s->s3->wbuf.buf != NULL)
1094 OPENSSL_free(s->s3->wbuf.buf);
1095 if (s->s3->rrec.comp != NULL)
1096 OPENSSL_free(s->s3->rrec.comp);
1097#ifndef OPENSSL_NO_DH
1098 if (s->s3->tmp.dh != NULL)
1099 DH_free(s->s3->tmp.dh);
1100#endif
1101 if (s->s3->tmp.ca_names != NULL)
1102 sk_X509_NAME_pop_free(s->s3->tmp.ca_names,X509_NAME_free);
1103 EVP_MD_CTX_cleanup(&s->s3->finish_dgst1);
1104 EVP_MD_CTX_cleanup(&s->s3->finish_dgst2);
1105 OPENSSL_cleanse(s->s3,sizeof *s->s3);
1106 OPENSSL_free(s->s3);
1107 s->s3=NULL;
1108 }
1109
1110void ssl3_clear(SSL *s)
1111 {
1112 unsigned char *rp,*wp;
1113 size_t rlen, wlen;
1114
1115 ssl3_cleanup_key_block(s);
1116 if (s->s3->tmp.ca_names != NULL)
1117 sk_X509_NAME_pop_free(s->s3->tmp.ca_names,X509_NAME_free);
1118
1119 if (s->s3->rrec.comp != NULL)
1120 {
1121 OPENSSL_free(s->s3->rrec.comp);
1122 s->s3->rrec.comp=NULL;
1123 }
1124#ifndef OPENSSL_NO_DH
1125 if (s->s3->tmp.dh != NULL)
1126 DH_free(s->s3->tmp.dh);
1127#endif
1128
1129 rp = s->s3->rbuf.buf;
1130 wp = s->s3->wbuf.buf;
1131 rlen = s->s3->rbuf.len;
1132 wlen = s->s3->wbuf.len;
1133
1134 EVP_MD_CTX_cleanup(&s->s3->finish_dgst1);
1135 EVP_MD_CTX_cleanup(&s->s3->finish_dgst2);
1136
1137 memset(s->s3,0,sizeof *s->s3);
1138 s->s3->rbuf.buf = rp;
1139 s->s3->wbuf.buf = wp;
1140 s->s3->rbuf.len = rlen;
1141 s->s3->wbuf.len = wlen;
1142
1143 ssl_free_wbio_buffer(s);
1144
1145 s->packet_length=0;
1146 s->s3->renegotiate=0;
1147 s->s3->total_renegotiations=0;
1148 s->s3->num_renegotiations=0;
1149 s->s3->in_read_app_data=0;
1150 s->version=SSL3_VERSION;
1151 }
1152
1153long ssl3_ctrl(SSL *s, int cmd, long larg, void *parg)
1154 {
1155 int ret=0;
1156
1157#if !defined(OPENSSL_NO_DSA) || !defined(OPENSSL_NO_RSA)
1158 if (
1159#ifndef OPENSSL_NO_RSA
1160 cmd == SSL_CTRL_SET_TMP_RSA ||
1161 cmd == SSL_CTRL_SET_TMP_RSA_CB ||
1162#endif
1163#ifndef OPENSSL_NO_DSA
1164 cmd == SSL_CTRL_SET_TMP_DH ||
1165 cmd == SSL_CTRL_SET_TMP_DH_CB ||
1166#endif
1167 0)
1168 {
1169 if (!ssl_cert_inst(&s->cert))
1170 {
1171 SSLerr(SSL_F_SSL3_CTRL, ERR_R_MALLOC_FAILURE);
1172 return(0);
1173 }
1174 }
1175#endif
1176
1177 switch (cmd)
1178 {
1179 case SSL_CTRL_GET_SESSION_REUSED:
1180 ret=s->hit;
1181 break;
1182 case SSL_CTRL_GET_CLIENT_CERT_REQUEST:
1183 break;
1184 case SSL_CTRL_GET_NUM_RENEGOTIATIONS:
1185 ret=s->s3->num_renegotiations;
1186 break;
1187 case SSL_CTRL_CLEAR_NUM_RENEGOTIATIONS:
1188 ret=s->s3->num_renegotiations;
1189 s->s3->num_renegotiations=0;
1190 break;
1191 case SSL_CTRL_GET_TOTAL_RENEGOTIATIONS:
1192 ret=s->s3->total_renegotiations;
1193 break;
1194 case SSL_CTRL_GET_FLAGS:
1195 ret=(int)(s->s3->flags);
1196 break;
1197#ifndef OPENSSL_NO_RSA
1198 case SSL_CTRL_NEED_TMP_RSA:
1199 if ((s->cert != NULL) && (s->cert->rsa_tmp == NULL) &&
1200 ((s->cert->pkeys[SSL_PKEY_RSA_ENC].privatekey == NULL) ||
1201 (EVP_PKEY_size(s->cert->pkeys[SSL_PKEY_RSA_ENC].privatekey) > (512/8))))
1202 ret = 1;
1203 break;
1204 case SSL_CTRL_SET_TMP_RSA:
1205 {
1206 RSA *rsa = (RSA *)parg;
1207 if (rsa == NULL)
1208 {
1209 SSLerr(SSL_F_SSL3_CTRL, ERR_R_PASSED_NULL_PARAMETER);
1210 return(ret);
1211 }
1212 if ((rsa = RSAPrivateKey_dup(rsa)) == NULL)
1213 {
1214 SSLerr(SSL_F_SSL3_CTRL, ERR_R_RSA_LIB);
1215 return(ret);
1216 }
1217 if (s->cert->rsa_tmp != NULL)
1218 RSA_free(s->cert->rsa_tmp);
1219 s->cert->rsa_tmp = rsa;
1220 ret = 1;
1221 }
1222 break;
1223 case SSL_CTRL_SET_TMP_RSA_CB:
1224 {
1225 SSLerr(SSL_F_SSL3_CTRL, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
1226 return(ret);
1227 }
1228 break;
1229#endif
1230#ifndef OPENSSL_NO_DH
1231 case SSL_CTRL_SET_TMP_DH:
1232 {
1233 DH *dh = (DH *)parg;
1234 if (dh == NULL)
1235 {
1236 SSLerr(SSL_F_SSL3_CTRL, ERR_R_PASSED_NULL_PARAMETER);
1237 return(ret);
1238 }
1239 if ((dh = DHparams_dup(dh)) == NULL)
1240 {
1241 SSLerr(SSL_F_SSL3_CTRL, ERR_R_DH_LIB);
1242 return(ret);
1243 }
1244 if (!(s->options & SSL_OP_SINGLE_DH_USE))
1245 {
1246 if (!DH_generate_key(dh))
1247 {
1248 DH_free(dh);
1249 SSLerr(SSL_F_SSL3_CTRL, ERR_R_DH_LIB);
1250 return(ret);
1251 }
1252 }
1253 if (s->cert->dh_tmp != NULL)
1254 DH_free(s->cert->dh_tmp);
1255 s->cert->dh_tmp = dh;
1256 ret = 1;
1257 }
1258 break;
1259 case SSL_CTRL_SET_TMP_DH_CB:
1260 {
1261 SSLerr(SSL_F_SSL3_CTRL, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
1262 return(ret);
1263 }
1264 break;
1265#endif
1266 default:
1267 break;
1268 }
1269 return(ret);
1270 }
1271
1272long ssl3_callback_ctrl(SSL *s, int cmd, void (*fp)())
1273 {
1274 int ret=0;
1275
1276#if !defined(OPENSSL_NO_DSA) || !defined(OPENSSL_NO_RSA)
1277 if (
1278#ifndef OPENSSL_NO_RSA
1279 cmd == SSL_CTRL_SET_TMP_RSA_CB ||
1280#endif
1281#ifndef OPENSSL_NO_DSA
1282 cmd == SSL_CTRL_SET_TMP_DH_CB ||
1283#endif
1284 0)
1285 {
1286 if (!ssl_cert_inst(&s->cert))
1287 {
1288 SSLerr(SSL_F_SSL3_CALLBACK_CTRL, ERR_R_MALLOC_FAILURE);
1289 return(0);
1290 }
1291 }
1292#endif
1293
1294 switch (cmd)
1295 {
1296#ifndef OPENSSL_NO_RSA
1297 case SSL_CTRL_SET_TMP_RSA_CB:
1298 {
1299 s->cert->rsa_tmp_cb = (RSA *(*)(SSL *, int, int))fp;
1300 }
1301 break;
1302#endif
1303#ifndef OPENSSL_NO_DH
1304 case SSL_CTRL_SET_TMP_DH_CB:
1305 {
1306 s->cert->dh_tmp_cb = (DH *(*)(SSL *, int, int))fp;
1307 }
1308 break;
1309#endif
1310 default:
1311 break;
1312 }
1313 return(ret);
1314 }
1315
1316long ssl3_ctx_ctrl(SSL_CTX *ctx, int cmd, long larg, void *parg)
1317 {
1318 CERT *cert;
1319
1320 cert=ctx->cert;
1321
1322 switch (cmd)
1323 {
1324#ifndef OPENSSL_NO_RSA
1325 case SSL_CTRL_NEED_TMP_RSA:
1326 if ( (cert->rsa_tmp == NULL) &&
1327 ((cert->pkeys[SSL_PKEY_RSA_ENC].privatekey == NULL) ||
1328 (EVP_PKEY_size(cert->pkeys[SSL_PKEY_RSA_ENC].privatekey) > (512/8)))
1329 )
1330 return(1);
1331 else
1332 return(0);
1333 /* break; */
1334 case SSL_CTRL_SET_TMP_RSA:
1335 {
1336 RSA *rsa;
1337 int i;
1338
1339 rsa=(RSA *)parg;
1340 i=1;
1341 if (rsa == NULL)
1342 i=0;
1343 else
1344 {
1345 if ((rsa=RSAPrivateKey_dup(rsa)) == NULL)
1346 i=0;
1347 }
1348 if (!i)
1349 {
1350 SSLerr(SSL_F_SSL3_CTX_CTRL,ERR_R_RSA_LIB);
1351 return(0);
1352 }
1353 else
1354 {
1355 if (cert->rsa_tmp != NULL)
1356 RSA_free(cert->rsa_tmp);
1357 cert->rsa_tmp=rsa;
1358 return(1);
1359 }
1360 }
1361 /* break; */
1362 case SSL_CTRL_SET_TMP_RSA_CB:
1363 {
1364 SSLerr(SSL_F_SSL3_CTX_CTRL, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
1365 return(0);
1366 }
1367 break;
1368#endif
1369#ifndef OPENSSL_NO_DH
1370 case SSL_CTRL_SET_TMP_DH:
1371 {
1372 DH *new=NULL,*dh;
1373
1374 dh=(DH *)parg;
1375 if ((new=DHparams_dup(dh)) == NULL)
1376 {
1377 SSLerr(SSL_F_SSL3_CTX_CTRL,ERR_R_DH_LIB);
1378 return 0;
1379 }
1380 if (!(ctx->options & SSL_OP_SINGLE_DH_USE))
1381 {
1382 if (!DH_generate_key(new))
1383 {
1384 SSLerr(SSL_F_SSL3_CTX_CTRL,ERR_R_DH_LIB);
1385 DH_free(new);
1386 return 0;
1387 }
1388 }
1389 if (cert->dh_tmp != NULL)
1390 DH_free(cert->dh_tmp);
1391 cert->dh_tmp=new;
1392 return 1;
1393 }
1394 /*break; */
1395 case SSL_CTRL_SET_TMP_DH_CB:
1396 {
1397 SSLerr(SSL_F_SSL3_CTX_CTRL, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
1398 return(0);
1399 }
1400 break;
1401#endif
1402 /* A Thawte special :-) */
1403 case SSL_CTRL_EXTRA_CHAIN_CERT:
1404 if (ctx->extra_certs == NULL)
1405 {
1406 if ((ctx->extra_certs=sk_X509_new_null()) == NULL)
1407 return(0);
1408 }
1409 sk_X509_push(ctx->extra_certs,(X509 *)parg);
1410 break;
1411
1412 default:
1413 return(0);
1414 }
1415 return(1);
1416 }
1417
1418long ssl3_ctx_callback_ctrl(SSL_CTX *ctx, int cmd, void (*fp)())
1419 {
1420 CERT *cert;
1421
1422 cert=ctx->cert;
1423
1424 switch (cmd)
1425 {
1426#ifndef OPENSSL_NO_RSA
1427 case SSL_CTRL_SET_TMP_RSA_CB:
1428 {
1429 cert->rsa_tmp_cb = (RSA *(*)(SSL *, int, int))fp;
1430 }
1431 break;
1432#endif
1433#ifndef OPENSSL_NO_DH
1434 case SSL_CTRL_SET_TMP_DH_CB:
1435 {
1436 cert->dh_tmp_cb = (DH *(*)(SSL *, int, int))fp;
1437 }
1438 break;
1439#endif
1440 default:
1441 return(0);
1442 }
1443 return(1);
1444 }
1445
1446/* This function needs to check if the ciphers required are actually
1447 * available */
1448SSL_CIPHER *ssl3_get_cipher_by_char(const unsigned char *p)
1449 {
1450 static int init=1;
1451 static SSL_CIPHER *sorted[SSL3_NUM_CIPHERS];
1452 SSL_CIPHER c,*cp= &c,**cpp;
1453 unsigned long id;
1454 int i;
1455
1456 if (init)
1457 {
1458 CRYPTO_w_lock(CRYPTO_LOCK_SSL);
1459
1460 if (init)
1461 {
1462 for (i=0; i<SSL3_NUM_CIPHERS; i++)
1463 sorted[i]= &(ssl3_ciphers[i]);
1464
1465 qsort(sorted,
1466 SSL3_NUM_CIPHERS,sizeof(SSL_CIPHER *),
1467 FP_ICC ssl_cipher_ptr_id_cmp);
1468
1469 init=0;
1470 }
1471
1472 CRYPTO_w_unlock(CRYPTO_LOCK_SSL);
1473 }
1474
1475 id=0x03000000L|((unsigned long)p[0]<<8L)|(unsigned long)p[1];
1476 c.id=id;
1477 cpp=(SSL_CIPHER **)OBJ_bsearch((char *)&cp,
1478 (char *)sorted,
1479 SSL3_NUM_CIPHERS,sizeof(SSL_CIPHER *),
1480 FP_ICC ssl_cipher_ptr_id_cmp);
1481 if ((cpp == NULL) || !(*cpp)->valid)
1482 return(NULL);
1483 else
1484 return(*cpp);
1485 }
1486
1487int ssl3_put_cipher_by_char(const SSL_CIPHER *c, unsigned char *p)
1488 {
1489 long l;
1490
1491 if (p != NULL)
1492 {
1493 l=c->id;
1494 if ((l & 0xff000000) != 0x03000000) return(0);
1495 p[0]=((unsigned char)(l>> 8L))&0xFF;
1496 p[1]=((unsigned char)(l ))&0xFF;
1497 }
1498 return(2);
1499 }
1500
1501SSL_CIPHER *ssl3_choose_cipher(SSL *s, STACK_OF(SSL_CIPHER) *clnt,
1502 STACK_OF(SSL_CIPHER) *srvr)
1503 {
1504 SSL_CIPHER *c,*ret=NULL;
1505 STACK_OF(SSL_CIPHER) *prio, *allow;
1506 int i,j,ok;
1507 CERT *cert;
1508 unsigned long alg,mask,emask;
1509
1510 /* Let's see which ciphers we can support */
1511 cert=s->cert;
1512
1513#if 0
1514 /* Do not set the compare functions, because this may lead to a
1515 * reordering by "id". We want to keep the original ordering.
1516 * We may pay a price in performance during sk_SSL_CIPHER_find(),
1517 * but would have to pay with the price of sk_SSL_CIPHER_dup().
1518 */
1519 sk_SSL_CIPHER_set_cmp_func(srvr, ssl_cipher_ptr_id_cmp);
1520 sk_SSL_CIPHER_set_cmp_func(clnt, ssl_cipher_ptr_id_cmp);
1521#endif
1522
1523#ifdef CIPHER_DEBUG
1524 printf("Server has %d from %p:\n", sk_SSL_CIPHER_num(srvr), srvr);
1525 for(i=0 ; i < sk_SSL_CIPHER_num(srvr) ; ++i)
1526 {
1527 c=sk_SSL_CIPHER_value(srvr,i);
1528 printf("%p:%s\n",c,c->name);
1529 }
1530 printf("Client sent %d from %p:\n", sk_SSL_CIPHER_num(clnt), clnt);
1531 for(i=0 ; i < sk_SSL_CIPHER_num(clnt) ; ++i)
1532 {
1533 c=sk_SSL_CIPHER_value(clnt,i);
1534 printf("%p:%s\n",c,c->name);
1535 }
1536#endif
1537
1538 if (s->options & SSL_OP_CIPHER_SERVER_PREFERENCE)
1539 {
1540 prio = srvr;
1541 allow = clnt;
1542 }
1543 else
1544 {
1545 prio = clnt;
1546 allow = srvr;
1547 }
1548
1549 for (i=0; i<sk_SSL_CIPHER_num(prio); i++)
1550 {
1551 c=sk_SSL_CIPHER_value(prio,i);
1552
1553 ssl_set_cert_masks(cert,c);
1554 mask=cert->mask;
1555 emask=cert->export_mask;
1556
1557#ifdef KSSL_DEBUG
1558 printf("ssl3_choose_cipher %d alg= %lx\n", i,c->algorithms);
1559#endif /* KSSL_DEBUG */
1560
1561 alg=c->algorithms&(SSL_MKEY_MASK|SSL_AUTH_MASK);
1562#ifndef OPENSSL_NO_KRB5
1563 if (alg & SSL_KRB5)
1564 {
1565 if ( !kssl_keytab_is_available(s->kssl_ctx) )
1566 continue;
1567 }
1568#endif /* OPENSSL_NO_KRB5 */
1569 if (SSL_C_IS_EXPORT(c))
1570 {
1571 ok=((alg & emask) == alg)?1:0;
1572#ifdef CIPHER_DEBUG
1573 printf("%d:[%08lX:%08lX]%p:%s (export)\n",ok,alg,emask,
1574 c,c->name);
1575#endif
1576 }
1577 else
1578 {
1579 ok=((alg & mask) == alg)?1:0;
1580#ifdef CIPHER_DEBUG
1581 printf("%d:[%08lX:%08lX]%p:%s\n",ok,alg,mask,c,
1582 c->name);
1583#endif
1584 }
1585
1586 if (!ok) continue;
1587
1588 j=sk_SSL_CIPHER_find(allow,c);
1589 if (j >= 0)
1590 {
1591 ret=sk_SSL_CIPHER_value(allow,j);
1592 break;
1593 }
1594 }
1595 return(ret);
1596 }
1597
1598int ssl3_get_req_cert_type(SSL *s, unsigned char *p)
1599 {
1600 int ret=0;
1601 unsigned long alg;
1602
1603 alg=s->s3->tmp.new_cipher->algorithms;
1604
1605#ifndef OPENSSL_NO_DH
1606 if (alg & (SSL_kDHr|SSL_kEDH))
1607 {
1608# ifndef OPENSSL_NO_RSA
1609 p[ret++]=SSL3_CT_RSA_FIXED_DH;
1610# endif
1611# ifndef OPENSSL_NO_DSA
1612 p[ret++]=SSL3_CT_DSS_FIXED_DH;
1613# endif
1614 }
1615 if ((s->version == SSL3_VERSION) &&
1616 (alg & (SSL_kEDH|SSL_kDHd|SSL_kDHr)))
1617 {
1618# ifndef OPENSSL_NO_RSA
1619 p[ret++]=SSL3_CT_RSA_EPHEMERAL_DH;
1620# endif
1621# ifndef OPENSSL_NO_DSA
1622 p[ret++]=SSL3_CT_DSS_EPHEMERAL_DH;
1623# endif
1624 }
1625#endif /* !OPENSSL_NO_DH */
1626#ifndef OPENSSL_NO_RSA
1627 p[ret++]=SSL3_CT_RSA_SIGN;
1628#endif
1629#ifndef OPENSSL_NO_DSA
1630 p[ret++]=SSL3_CT_DSS_SIGN;
1631#endif
1632 return(ret);
1633 }
1634
1635int ssl3_shutdown(SSL *s)
1636 {
1637
1638 /* Don't do anything much if we have not done the handshake or
1639 * we don't want to send messages :-) */
1640 if ((s->quiet_shutdown) || (s->state == SSL_ST_BEFORE))
1641 {
1642 s->shutdown=(SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN);
1643 return(1);
1644 }
1645
1646 if (!(s->shutdown & SSL_SENT_SHUTDOWN))
1647 {
1648 s->shutdown|=SSL_SENT_SHUTDOWN;
1649#if 1
1650 ssl3_send_alert(s,SSL3_AL_WARNING,SSL_AD_CLOSE_NOTIFY);
1651#endif
1652 /* our shutdown alert has been sent now, and if it still needs
1653 * to be written, s->s3->alert_dispatch will be true */
1654 }
1655 else if (s->s3->alert_dispatch)
1656 {
1657 /* resend it if not sent */
1658#if 1
1659 ssl3_dispatch_alert(s);
1660#endif
1661 }
1662 else if (!(s->shutdown & SSL_RECEIVED_SHUTDOWN))
1663 {
1664 /* If we are waiting for a close from our peer, we are closed */
1665 ssl3_read_bytes(s,0,NULL,0,0);
1666 }
1667
1668 if ((s->shutdown == (SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN)) &&
1669 !s->s3->alert_dispatch)
1670 return(1);
1671 else
1672 return(0);
1673 }
1674
1675int ssl3_write(SSL *s, const void *buf, int len)
1676 {
1677 int ret,n;
1678
1679#if 0
1680 if (s->shutdown & SSL_SEND_SHUTDOWN)
1681 {
1682 s->rwstate=SSL_NOTHING;
1683 return(0);
1684 }
1685#endif
1686 clear_sys_error();
1687 if (s->s3->renegotiate) ssl3_renegotiate_check(s);
1688
1689 /* This is an experimental flag that sends the
1690 * last handshake message in the same packet as the first
1691 * use data - used to see if it helps the TCP protocol during
1692 * session-id reuse */
1693 /* The second test is because the buffer may have been removed */
1694 if ((s->s3->flags & SSL3_FLAGS_POP_BUFFER) && (s->wbio == s->bbio))
1695 {
1696 /* First time through, we write into the buffer */
1697 if (s->s3->delay_buf_pop_ret == 0)
1698 {
1699 ret=ssl3_write_bytes(s,SSL3_RT_APPLICATION_DATA,
1700 buf,len);
1701 if (ret <= 0) return(ret);
1702
1703 s->s3->delay_buf_pop_ret=ret;
1704 }
1705
1706 s->rwstate=SSL_WRITING;
1707 n=BIO_flush(s->wbio);
1708 if (n <= 0) return(n);
1709 s->rwstate=SSL_NOTHING;
1710
1711 /* We have flushed the buffer, so remove it */
1712 ssl_free_wbio_buffer(s);
1713 s->s3->flags&= ~SSL3_FLAGS_POP_BUFFER;
1714
1715 ret=s->s3->delay_buf_pop_ret;
1716 s->s3->delay_buf_pop_ret=0;
1717 }
1718 else
1719 {
1720 ret=ssl3_write_bytes(s,SSL3_RT_APPLICATION_DATA,
1721 buf,len);
1722 if (ret <= 0) return(ret);
1723 }
1724
1725 return(ret);
1726 }
1727
1728static int ssl3_read_internal(SSL *s, void *buf, int len, int peek)
1729 {
1730 int ret;
1731
1732 clear_sys_error();
1733 if (s->s3->renegotiate) ssl3_renegotiate_check(s);
1734 s->s3->in_read_app_data=1;
1735 ret=ssl3_read_bytes(s,SSL3_RT_APPLICATION_DATA,buf,len,peek);
1736 if ((ret == -1) && (s->s3->in_read_app_data == 2))
1737 {
1738 /* ssl3_read_bytes decided to call s->handshake_func, which
1739 * called ssl3_read_bytes to read handshake data.
1740 * However, ssl3_read_bytes actually found application data
1741 * and thinks that application data makes sense here; so disable
1742 * handshake processing and try to read application data again. */
1743 s->in_handshake++;
1744 ret=ssl3_read_bytes(s,SSL3_RT_APPLICATION_DATA,buf,len,peek);
1745 s->in_handshake--;
1746 }
1747 else
1748 s->s3->in_read_app_data=0;
1749
1750 return(ret);
1751 }
1752
1753int ssl3_read(SSL *s, void *buf, int len)
1754 {
1755 return ssl3_read_internal(s, buf, len, 0);
1756 }
1757
1758int ssl3_peek(SSL *s, void *buf, int len)
1759 {
1760 return ssl3_read_internal(s, buf, len, 1);
1761 }
1762
1763int ssl3_renegotiate(SSL *s)
1764 {
1765 if (s->handshake_func == NULL)
1766 return(1);
1767
1768 if (s->s3->flags & SSL3_FLAGS_NO_RENEGOTIATE_CIPHERS)
1769 return(0);
1770
1771 s->s3->renegotiate=1;
1772 return(1);
1773 }
1774
1775int ssl3_renegotiate_check(SSL *s)
1776 {
1777 int ret=0;
1778
1779 if (s->s3->renegotiate)
1780 {
1781 if ( (s->s3->rbuf.left == 0) &&
1782 (s->s3->wbuf.left == 0) &&
1783 !SSL_in_init(s))
1784 {
1785/*
1786if we are the server, and we have sent a 'RENEGOTIATE' message, we
1787need to go to SSL_ST_ACCEPT.
1788*/
1789 /* SSL_ST_ACCEPT */
1790 s->state=SSL_ST_RENEGOTIATE;
1791 s->s3->renegotiate=0;
1792 s->s3->num_renegotiations++;
1793 s->s3->total_renegotiations++;
1794 ret=1;
1795 }
1796 }
1797 return(ret);
1798 }
1799
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