2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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.
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).
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.
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
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)"
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
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.]
58 /* ====================================================================
59 * Copyright (c) 1998-2002 The OpenSSL Project. All rights reserved.
61 * Redistribution and use in source and binary forms, with or without
62 * modification, are permitted provided that the following conditions
65 * 1. Redistributions of source code must retain the above copyright
66 * notice, this list of conditions and the following disclaimer.
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
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/)"
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.
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.
87 * 6. Redistributions of any form whatsoever must retain the following
89 * "This product includes software developed by the OpenSSL Project
90 * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
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 * ====================================================================
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).
113 #include <openssl/objects.h>
114 #include "ssl_locl.h"
115 #include "kssl_lcl.h"
116 #include <openssl/md5.h>
118 const char *ssl3_version_str="SSLv3" OPENSSL_VERSION_PTEXT;
120 #define SSL3_NUM_CIPHERS (sizeof(ssl3_ciphers)/sizeof(SSL_CIPHER))
122 static long ssl3_default_timeout(void );
124 OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[]={
125 /* The RSA ciphers */
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,
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,
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,
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,
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,
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,
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,
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,
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,
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,
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,
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,
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,
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,
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,
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,
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,
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,
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,
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,
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,
406 /* The Ephemeral DH ciphers */
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,
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,
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,
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,
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,
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,
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|SSL_STRONG_NONE,
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|SSL_STRONG_NONE,
519 SSL3_TXT_FZA_DMS_RC4_SHA,
520 SSL3_CK_FZA_DMS_RC4_SHA,
521 SSL_kFZA|SSL_aFZA |SSL_RC4 |SSL_SHA1|SSL_SSLV3,
522 SSL_NOT_EXP|SSL_MEDIUM,
531 #ifndef OPENSSL_NO_KRB5
532 /* The Kerberos ciphers
533 ** 20000107 VRS: And the first shall be last,
534 ** in hopes of avoiding the lynx ssl renegotiation problem.
539 SSL3_TXT_KRB5_DES_64_CBC_SHA,
540 SSL3_CK_KRB5_DES_64_CBC_SHA,
541 SSL_kKRB5|SSL_aKRB5| SSL_DES|SSL_SHA1 |SSL_SSLV3,
553 SSL3_TXT_KRB5_DES_192_CBC3_SHA,
554 SSL3_CK_KRB5_DES_192_CBC3_SHA,
555 SSL_kKRB5|SSL_aKRB5| SSL_3DES|SSL_SHA1 |SSL_SSLV3,
556 SSL_NOT_EXP|SSL_HIGH,
567 SSL3_TXT_KRB5_RC4_128_SHA,
568 SSL3_CK_KRB5_RC4_128_SHA,
569 SSL_kKRB5|SSL_aKRB5| SSL_RC4|SSL_SHA1 |SSL_SSLV3,
570 SSL_NOT_EXP|SSL_MEDIUM,
581 SSL3_TXT_KRB5_IDEA_128_CBC_SHA,
582 SSL3_CK_KRB5_IDEA_128_CBC_SHA,
583 SSL_kKRB5|SSL_aKRB5| SSL_IDEA|SSL_SHA1 |SSL_SSLV3,
584 SSL_NOT_EXP|SSL_MEDIUM,
595 SSL3_TXT_KRB5_DES_64_CBC_MD5,
596 SSL3_CK_KRB5_DES_64_CBC_MD5,
597 SSL_kKRB5|SSL_aKRB5| SSL_DES|SSL_MD5 |SSL_SSLV3,
609 SSL3_TXT_KRB5_DES_192_CBC3_MD5,
610 SSL3_CK_KRB5_DES_192_CBC3_MD5,
611 SSL_kKRB5|SSL_aKRB5| SSL_3DES|SSL_MD5 |SSL_SSLV3,
612 SSL_NOT_EXP|SSL_HIGH,
623 SSL3_TXT_KRB5_RC4_128_MD5,
624 SSL3_CK_KRB5_RC4_128_MD5,
625 SSL_kKRB5|SSL_aKRB5| SSL_RC4|SSL_MD5 |SSL_SSLV3,
626 SSL_NOT_EXP|SSL_MEDIUM,
637 SSL3_TXT_KRB5_IDEA_128_CBC_MD5,
638 SSL3_CK_KRB5_IDEA_128_CBC_MD5,
639 SSL_kKRB5|SSL_aKRB5| SSL_IDEA|SSL_MD5 |SSL_SSLV3,
640 SSL_NOT_EXP|SSL_MEDIUM,
651 SSL3_TXT_KRB5_DES_40_CBC_SHA,
652 SSL3_CK_KRB5_DES_40_CBC_SHA,
653 SSL_kKRB5|SSL_aKRB5| SSL_DES|SSL_SHA1 |SSL_SSLV3,
654 SSL_EXPORT|SSL_EXP40,
665 SSL3_TXT_KRB5_RC2_40_CBC_SHA,
666 SSL3_CK_KRB5_RC2_40_CBC_SHA,
667 SSL_kKRB5|SSL_aKRB5| SSL_RC2|SSL_SHA1 |SSL_SSLV3,
668 SSL_EXPORT|SSL_EXP40,
679 SSL3_TXT_KRB5_RC4_40_SHA,
680 SSL3_CK_KRB5_RC4_40_SHA,
681 SSL_kKRB5|SSL_aKRB5| SSL_RC4|SSL_SHA1 |SSL_SSLV3,
682 SSL_EXPORT|SSL_EXP40,
693 SSL3_TXT_KRB5_DES_40_CBC_MD5,
694 SSL3_CK_KRB5_DES_40_CBC_MD5,
695 SSL_kKRB5|SSL_aKRB5| SSL_DES|SSL_MD5 |SSL_SSLV3,
696 SSL_EXPORT|SSL_EXP40,
707 SSL3_TXT_KRB5_RC2_40_CBC_MD5,
708 SSL3_CK_KRB5_RC2_40_CBC_MD5,
709 SSL_kKRB5|SSL_aKRB5| SSL_RC2|SSL_MD5 |SSL_SSLV3,
710 SSL_EXPORT|SSL_EXP40,
721 SSL3_TXT_KRB5_RC4_40_MD5,
722 SSL3_CK_KRB5_RC4_40_MD5,
723 SSL_kKRB5|SSL_aKRB5| SSL_RC4|SSL_MD5 |SSL_SSLV3,
724 SSL_EXPORT|SSL_EXP40,
731 #endif /* OPENSSL_NO_KRB5 */
734 #if TLS1_ALLOW_EXPERIMENTAL_CIPHERSUITES
735 /* New TLS Export CipherSuites */
739 TLS1_TXT_RSA_EXPORT1024_WITH_RC4_56_MD5,
740 TLS1_CK_RSA_EXPORT1024_WITH_RC4_56_MD5,
741 SSL_kRSA|SSL_aRSA|SSL_RC4|SSL_MD5|SSL_TLSV1,
742 SSL_EXPORT|SSL_EXP56,
752 TLS1_TXT_RSA_EXPORT1024_WITH_RC2_CBC_56_MD5,
753 TLS1_CK_RSA_EXPORT1024_WITH_RC2_CBC_56_MD5,
754 SSL_kRSA|SSL_aRSA|SSL_RC2|SSL_MD5|SSL_TLSV1,
755 SSL_EXPORT|SSL_EXP56,
765 TLS1_TXT_RSA_EXPORT1024_WITH_DES_CBC_SHA,
766 TLS1_CK_RSA_EXPORT1024_WITH_DES_CBC_SHA,
767 SSL_kRSA|SSL_aRSA|SSL_DES|SSL_SHA|SSL_TLSV1,
768 SSL_EXPORT|SSL_EXP56,
778 TLS1_TXT_DHE_DSS_EXPORT1024_WITH_DES_CBC_SHA,
779 TLS1_CK_DHE_DSS_EXPORT1024_WITH_DES_CBC_SHA,
780 SSL_kEDH|SSL_aDSS|SSL_DES|SSL_SHA|SSL_TLSV1,
781 SSL_EXPORT|SSL_EXP56,
791 TLS1_TXT_RSA_EXPORT1024_WITH_RC4_56_SHA,
792 TLS1_CK_RSA_EXPORT1024_WITH_RC4_56_SHA,
793 SSL_kRSA|SSL_aRSA|SSL_RC4|SSL_SHA|SSL_TLSV1,
794 SSL_EXPORT|SSL_EXP56,
804 TLS1_TXT_DHE_DSS_EXPORT1024_WITH_RC4_56_SHA,
805 TLS1_CK_DHE_DSS_EXPORT1024_WITH_RC4_56_SHA,
806 SSL_kEDH|SSL_aDSS|SSL_RC4|SSL_SHA|SSL_TLSV1,
807 SSL_EXPORT|SSL_EXP56,
817 TLS1_TXT_DHE_DSS_WITH_RC4_128_SHA,
818 TLS1_CK_DHE_DSS_WITH_RC4_128_SHA,
819 SSL_kEDH|SSL_aDSS|SSL_RC4|SSL_SHA|SSL_TLSV1,
820 SSL_NOT_EXP|SSL_MEDIUM,
828 /* New AES ciphersuites */
833 TLS1_TXT_RSA_WITH_AES_128_SHA,
834 TLS1_CK_RSA_WITH_AES_128_SHA,
835 SSL_kRSA|SSL_aRSA|SSL_AES|SSL_SHA |SSL_TLSV1,
836 SSL_NOT_EXP|SSL_MEDIUM,
846 TLS1_TXT_DH_DSS_WITH_AES_128_SHA,
847 TLS1_CK_DH_DSS_WITH_AES_128_SHA,
848 SSL_kDHd|SSL_aDH|SSL_AES|SSL_SHA|SSL_TLSV1,
849 SSL_NOT_EXP|SSL_MEDIUM,
859 TLS1_TXT_DH_RSA_WITH_AES_128_SHA,
860 TLS1_CK_DH_RSA_WITH_AES_128_SHA,
861 SSL_kDHr|SSL_aDH|SSL_AES|SSL_SHA|SSL_TLSV1,
862 SSL_NOT_EXP|SSL_MEDIUM,
872 TLS1_TXT_DHE_DSS_WITH_AES_128_SHA,
873 TLS1_CK_DHE_DSS_WITH_AES_128_SHA,
874 SSL_kEDH|SSL_aDSS|SSL_AES|SSL_SHA|SSL_TLSV1,
875 SSL_NOT_EXP|SSL_MEDIUM,
885 TLS1_TXT_DHE_RSA_WITH_AES_128_SHA,
886 TLS1_CK_DHE_RSA_WITH_AES_128_SHA,
887 SSL_kEDH|SSL_aRSA|SSL_AES|SSL_SHA|SSL_TLSV1,
888 SSL_NOT_EXP|SSL_MEDIUM,
898 TLS1_TXT_ADH_WITH_AES_128_SHA,
899 TLS1_CK_ADH_WITH_AES_128_SHA,
900 SSL_kEDH|SSL_aNULL|SSL_AES|SSL_SHA|SSL_TLSV1,
901 SSL_NOT_EXP|SSL_MEDIUM,
912 TLS1_TXT_RSA_WITH_AES_256_SHA,
913 TLS1_CK_RSA_WITH_AES_256_SHA,
914 SSL_kRSA|SSL_aRSA|SSL_AES|SSL_SHA |SSL_TLSV1,
915 SSL_NOT_EXP|SSL_HIGH,
925 TLS1_TXT_DH_DSS_WITH_AES_256_SHA,
926 TLS1_CK_DH_DSS_WITH_AES_256_SHA,
927 SSL_kDHd|SSL_aDH|SSL_AES|SSL_SHA|SSL_TLSV1,
928 SSL_NOT_EXP|SSL_HIGH,
938 TLS1_TXT_DH_RSA_WITH_AES_256_SHA,
939 TLS1_CK_DH_RSA_WITH_AES_256_SHA,
940 SSL_kDHr|SSL_aDH|SSL_AES|SSL_SHA|SSL_TLSV1,
941 SSL_NOT_EXP|SSL_HIGH,
951 TLS1_TXT_DHE_DSS_WITH_AES_256_SHA,
952 TLS1_CK_DHE_DSS_WITH_AES_256_SHA,
953 SSL_kEDH|SSL_aDSS|SSL_AES|SSL_SHA|SSL_TLSV1,
954 SSL_NOT_EXP|SSL_HIGH,
964 TLS1_TXT_DHE_RSA_WITH_AES_256_SHA,
965 TLS1_CK_DHE_RSA_WITH_AES_256_SHA,
966 SSL_kEDH|SSL_aRSA|SSL_AES|SSL_SHA|SSL_TLSV1,
967 SSL_NOT_EXP|SSL_HIGH,
977 TLS1_TXT_ADH_WITH_AES_256_SHA,
978 TLS1_CK_ADH_WITH_AES_256_SHA,
979 SSL_kEDH|SSL_aNULL|SSL_AES|SSL_SHA|SSL_TLSV1,
980 SSL_NOT_EXP|SSL_HIGH,
991 static SSL3_ENC_METHOD SSLv3_enc_data={
994 ssl3_setup_key_block,
995 ssl3_generate_master_secret,
996 ssl3_change_cipher_state,
997 ssl3_final_finish_mac,
998 MD5_DIGEST_LENGTH+SHA_DIGEST_LENGTH,
999 ssl3_cert_verify_mac,
1000 SSL3_MD_CLIENT_FINISHED_CONST,4,
1001 SSL3_MD_SERVER_FINISHED_CONST,4,
1005 static SSL_METHOD SSLv3_data= {
1010 ssl_undefined_function,
1011 ssl_undefined_function,
1017 ssl3_renegotiate_check,
1020 ssl3_get_cipher_by_char,
1021 ssl3_put_cipher_by_char,
1026 ssl3_default_timeout,
1028 ssl_undefined_function,
1030 ssl3_ctx_callback_ctrl,
1033 static long ssl3_default_timeout(void)
1035 /* 2 hours, the 24 hours mentioned in the SSLv3 spec
1036 * is way too long for http, the cache would over fill */
1040 SSL_METHOD *sslv3_base_method(void)
1042 return(&SSLv3_data);
1045 int ssl3_num_ciphers(void)
1047 return(SSL3_NUM_CIPHERS);
1050 SSL_CIPHER *ssl3_get_cipher(unsigned int u)
1052 if (u < SSL3_NUM_CIPHERS)
1053 return(&(ssl3_ciphers[SSL3_NUM_CIPHERS-1-u]));
1058 int ssl3_pending(SSL *s)
1060 if (s->rstate == SSL_ST_READ_BODY)
1063 return (s->s3->rrec.type == SSL3_RT_APPLICATION_DATA) ? s->s3->rrec.length : 0;
1066 int ssl3_new(SSL *s)
1070 if ((s3=OPENSSL_malloc(sizeof *s3)) == NULL) goto err;
1071 memset(s3,0,sizeof *s3);
1072 EVP_MD_CTX_init(&s3->finish_dgst1);
1073 EVP_MD_CTX_init(&s3->finish_dgst2);
1077 s->method->ssl_clear(s);
1083 void ssl3_free(SSL *s)
1088 ssl3_cleanup_key_block(s);
1089 if (s->s3->rbuf.buf != NULL)
1090 OPENSSL_free(s->s3->rbuf.buf);
1091 if (s->s3->wbuf.buf != NULL)
1092 OPENSSL_free(s->s3->wbuf.buf);
1093 if (s->s3->rrec.comp != NULL)
1094 OPENSSL_free(s->s3->rrec.comp);
1095 #ifndef OPENSSL_NO_DH
1096 if (s->s3->tmp.dh != NULL)
1097 DH_free(s->s3->tmp.dh);
1099 if (s->s3->tmp.ca_names != NULL)
1100 sk_X509_NAME_pop_free(s->s3->tmp.ca_names,X509_NAME_free);
1101 EVP_MD_CTX_cleanup(&s->s3->finish_dgst1);
1102 EVP_MD_CTX_cleanup(&s->s3->finish_dgst2);
1103 OPENSSL_cleanse(s->s3,sizeof *s->s3);
1104 OPENSSL_free(s->s3);
1108 void ssl3_clear(SSL *s)
1110 unsigned char *rp,*wp;
1113 ssl3_cleanup_key_block(s);
1114 if (s->s3->tmp.ca_names != NULL)
1115 sk_X509_NAME_pop_free(s->s3->tmp.ca_names,X509_NAME_free);
1117 if (s->s3->rrec.comp != NULL)
1119 OPENSSL_free(s->s3->rrec.comp);
1120 s->s3->rrec.comp=NULL;
1122 #ifndef OPENSSL_NO_DH
1123 if (s->s3->tmp.dh != NULL)
1124 DH_free(s->s3->tmp.dh);
1127 rp = s->s3->rbuf.buf;
1128 wp = s->s3->wbuf.buf;
1129 rlen = s->s3->rbuf.len;
1130 wlen = s->s3->wbuf.len;
1132 EVP_MD_CTX_cleanup(&s->s3->finish_dgst1);
1133 EVP_MD_CTX_cleanup(&s->s3->finish_dgst2);
1135 memset(s->s3,0,sizeof *s->s3);
1136 s->s3->rbuf.buf = rp;
1137 s->s3->wbuf.buf = wp;
1138 s->s3->rbuf.len = rlen;
1139 s->s3->wbuf.len = wlen;
1141 ssl_free_wbio_buffer(s);
1144 s->s3->renegotiate=0;
1145 s->s3->total_renegotiations=0;
1146 s->s3->num_renegotiations=0;
1147 s->s3->in_read_app_data=0;
1148 s->version=SSL3_VERSION;
1151 long ssl3_ctrl(SSL *s, int cmd, long larg, void *parg)
1155 #if !defined(OPENSSL_NO_DSA) || !defined(OPENSSL_NO_RSA)
1157 #ifndef OPENSSL_NO_RSA
1158 cmd == SSL_CTRL_SET_TMP_RSA ||
1159 cmd == SSL_CTRL_SET_TMP_RSA_CB ||
1161 #ifndef OPENSSL_NO_DSA
1162 cmd == SSL_CTRL_SET_TMP_DH ||
1163 cmd == SSL_CTRL_SET_TMP_DH_CB ||
1167 if (!ssl_cert_inst(&s->cert))
1169 SSLerr(SSL_F_SSL3_CTRL, ERR_R_MALLOC_FAILURE);
1177 case SSL_CTRL_GET_SESSION_REUSED:
1180 case SSL_CTRL_GET_CLIENT_CERT_REQUEST:
1182 case SSL_CTRL_GET_NUM_RENEGOTIATIONS:
1183 ret=s->s3->num_renegotiations;
1185 case SSL_CTRL_CLEAR_NUM_RENEGOTIATIONS:
1186 ret=s->s3->num_renegotiations;
1187 s->s3->num_renegotiations=0;
1189 case SSL_CTRL_GET_TOTAL_RENEGOTIATIONS:
1190 ret=s->s3->total_renegotiations;
1192 case SSL_CTRL_GET_FLAGS:
1193 ret=(int)(s->s3->flags);
1195 #ifndef OPENSSL_NO_RSA
1196 case SSL_CTRL_NEED_TMP_RSA:
1197 if ((s->cert != NULL) && (s->cert->rsa_tmp == NULL) &&
1198 ((s->cert->pkeys[SSL_PKEY_RSA_ENC].privatekey == NULL) ||
1199 (EVP_PKEY_size(s->cert->pkeys[SSL_PKEY_RSA_ENC].privatekey) > (512/8))))
1202 case SSL_CTRL_SET_TMP_RSA:
1204 RSA *rsa = (RSA *)parg;
1207 SSLerr(SSL_F_SSL3_CTRL, ERR_R_PASSED_NULL_PARAMETER);
1210 if ((rsa = RSAPrivateKey_dup(rsa)) == NULL)
1212 SSLerr(SSL_F_SSL3_CTRL, ERR_R_RSA_LIB);
1215 if (s->cert->rsa_tmp != NULL)
1216 RSA_free(s->cert->rsa_tmp);
1217 s->cert->rsa_tmp = rsa;
1221 case SSL_CTRL_SET_TMP_RSA_CB:
1223 SSLerr(SSL_F_SSL3_CTRL, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
1228 #ifndef OPENSSL_NO_DH
1229 case SSL_CTRL_SET_TMP_DH:
1231 DH *dh = (DH *)parg;
1234 SSLerr(SSL_F_SSL3_CTRL, ERR_R_PASSED_NULL_PARAMETER);
1237 if ((dh = DHparams_dup(dh)) == NULL)
1239 SSLerr(SSL_F_SSL3_CTRL, ERR_R_DH_LIB);
1242 if (!(s->options & SSL_OP_SINGLE_DH_USE))
1244 if (!DH_generate_key(dh))
1247 SSLerr(SSL_F_SSL3_CTRL, ERR_R_DH_LIB);
1251 if (s->cert->dh_tmp != NULL)
1252 DH_free(s->cert->dh_tmp);
1253 s->cert->dh_tmp = dh;
1257 case SSL_CTRL_SET_TMP_DH_CB:
1259 SSLerr(SSL_F_SSL3_CTRL, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
1270 long ssl3_callback_ctrl(SSL *s, int cmd, void (*fp)())
1274 #if !defined(OPENSSL_NO_DSA) || !defined(OPENSSL_NO_RSA)
1276 #ifndef OPENSSL_NO_RSA
1277 cmd == SSL_CTRL_SET_TMP_RSA_CB ||
1279 #ifndef OPENSSL_NO_DSA
1280 cmd == SSL_CTRL_SET_TMP_DH_CB ||
1284 if (!ssl_cert_inst(&s->cert))
1286 SSLerr(SSL_F_SSL3_CALLBACK_CTRL, ERR_R_MALLOC_FAILURE);
1294 #ifndef OPENSSL_NO_RSA
1295 case SSL_CTRL_SET_TMP_RSA_CB:
1297 s->cert->rsa_tmp_cb = (RSA *(*)(SSL *, int, int))fp;
1301 #ifndef OPENSSL_NO_DH
1302 case SSL_CTRL_SET_TMP_DH_CB:
1304 s->cert->dh_tmp_cb = (DH *(*)(SSL *, int, int))fp;
1314 long ssl3_ctx_ctrl(SSL_CTX *ctx, int cmd, long larg, void *parg)
1322 #ifndef OPENSSL_NO_RSA
1323 case SSL_CTRL_NEED_TMP_RSA:
1324 if ( (cert->rsa_tmp == NULL) &&
1325 ((cert->pkeys[SSL_PKEY_RSA_ENC].privatekey == NULL) ||
1326 (EVP_PKEY_size(cert->pkeys[SSL_PKEY_RSA_ENC].privatekey) > (512/8)))
1332 case SSL_CTRL_SET_TMP_RSA:
1343 if ((rsa=RSAPrivateKey_dup(rsa)) == NULL)
1348 SSLerr(SSL_F_SSL3_CTX_CTRL,ERR_R_RSA_LIB);
1353 if (cert->rsa_tmp != NULL)
1354 RSA_free(cert->rsa_tmp);
1360 case SSL_CTRL_SET_TMP_RSA_CB:
1362 SSLerr(SSL_F_SSL3_CTX_CTRL, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
1367 #ifndef OPENSSL_NO_DH
1368 case SSL_CTRL_SET_TMP_DH:
1373 if ((new=DHparams_dup(dh)) == NULL)
1375 SSLerr(SSL_F_SSL3_CTX_CTRL,ERR_R_DH_LIB);
1378 if (!(ctx->options & SSL_OP_SINGLE_DH_USE))
1380 if (!DH_generate_key(new))
1382 SSLerr(SSL_F_SSL3_CTX_CTRL,ERR_R_DH_LIB);
1387 if (cert->dh_tmp != NULL)
1388 DH_free(cert->dh_tmp);
1393 case SSL_CTRL_SET_TMP_DH_CB:
1395 SSLerr(SSL_F_SSL3_CTX_CTRL, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
1400 /* A Thawte special :-) */
1401 case SSL_CTRL_EXTRA_CHAIN_CERT:
1402 if (ctx->extra_certs == NULL)
1404 if ((ctx->extra_certs=sk_X509_new_null()) == NULL)
1407 sk_X509_push(ctx->extra_certs,(X509 *)parg);
1416 long ssl3_ctx_callback_ctrl(SSL_CTX *ctx, int cmd, void (*fp)())
1424 #ifndef OPENSSL_NO_RSA
1425 case SSL_CTRL_SET_TMP_RSA_CB:
1427 cert->rsa_tmp_cb = (RSA *(*)(SSL *, int, int))fp;
1431 #ifndef OPENSSL_NO_DH
1432 case SSL_CTRL_SET_TMP_DH_CB:
1434 cert->dh_tmp_cb = (DH *(*)(SSL *, int, int))fp;
1444 /* This function needs to check if the ciphers required are actually
1446 SSL_CIPHER *ssl3_get_cipher_by_char(const unsigned char *p)
1449 static SSL_CIPHER *sorted[SSL3_NUM_CIPHERS];
1450 SSL_CIPHER c,*cp= &c,**cpp;
1456 CRYPTO_w_lock(CRYPTO_LOCK_SSL);
1460 for (i=0; i<SSL3_NUM_CIPHERS; i++)
1461 sorted[i]= &(ssl3_ciphers[i]);
1464 SSL3_NUM_CIPHERS,sizeof(SSL_CIPHER *),
1465 FP_ICC ssl_cipher_ptr_id_cmp);
1470 CRYPTO_w_unlock(CRYPTO_LOCK_SSL);
1473 id=0x03000000L|((unsigned long)p[0]<<8L)|(unsigned long)p[1];
1475 cpp=(SSL_CIPHER **)OBJ_bsearch((char *)&cp,
1477 SSL3_NUM_CIPHERS,sizeof(SSL_CIPHER *),
1478 FP_ICC ssl_cipher_ptr_id_cmp);
1479 if ((cpp == NULL) || !(*cpp)->valid)
1485 int ssl3_put_cipher_by_char(const SSL_CIPHER *c, unsigned char *p)
1492 if ((l & 0xff000000) != 0x03000000) return(0);
1493 p[0]=((unsigned char)(l>> 8L))&0xFF;
1494 p[1]=((unsigned char)(l ))&0xFF;
1499 SSL_CIPHER *ssl3_choose_cipher(SSL *s, STACK_OF(SSL_CIPHER) *clnt,
1500 STACK_OF(SSL_CIPHER) *srvr)
1502 SSL_CIPHER *c,*ret=NULL;
1503 STACK_OF(SSL_CIPHER) *prio, *allow;
1506 unsigned long alg,mask,emask;
1508 /* Let's see which ciphers we can support */
1512 /* Do not set the compare functions, because this may lead to a
1513 * reordering by "id". We want to keep the original ordering.
1514 * We may pay a price in performance during sk_SSL_CIPHER_find(),
1515 * but would have to pay with the price of sk_SSL_CIPHER_dup().
1517 sk_SSL_CIPHER_set_cmp_func(srvr, ssl_cipher_ptr_id_cmp);
1518 sk_SSL_CIPHER_set_cmp_func(clnt, ssl_cipher_ptr_id_cmp);
1522 printf("Server has %d from %p:\n", sk_SSL_CIPHER_num(srvr), srvr);
1523 for(i=0 ; i < sk_SSL_CIPHER_num(srvr) ; ++i)
1525 c=sk_SSL_CIPHER_value(srvr,i);
1526 printf("%p:%s\n",c,c->name);
1528 printf("Client sent %d from %p:\n", sk_SSL_CIPHER_num(clnt), clnt);
1529 for(i=0 ; i < sk_SSL_CIPHER_num(clnt) ; ++i)
1531 c=sk_SSL_CIPHER_value(clnt,i);
1532 printf("%p:%s\n",c,c->name);
1536 if (s->options & SSL_OP_CIPHER_SERVER_PREFERENCE)
1547 for (i=0; i<sk_SSL_CIPHER_num(prio); i++)
1549 c=sk_SSL_CIPHER_value(prio,i);
1551 ssl_set_cert_masks(cert,c);
1553 emask=cert->export_mask;
1556 printf("ssl3_choose_cipher %d alg= %lx\n", i,c->algorithms);
1557 #endif /* KSSL_DEBUG */
1559 alg=c->algorithms&(SSL_MKEY_MASK|SSL_AUTH_MASK);
1560 #ifndef OPENSSL_NO_KRB5
1563 if ( !kssl_keytab_is_available(s->kssl_ctx) )
1566 #endif /* OPENSSL_NO_KRB5 */
1567 if (SSL_C_IS_EXPORT(c))
1569 ok=((alg & emask) == alg)?1:0;
1571 printf("%d:[%08lX:%08lX]%p:%s (export)\n",ok,alg,emask,
1577 ok=((alg & mask) == alg)?1:0;
1579 printf("%d:[%08lX:%08lX]%p:%s\n",ok,alg,mask,c,
1586 j=sk_SSL_CIPHER_find(allow,c);
1589 ret=sk_SSL_CIPHER_value(allow,j);
1596 int ssl3_get_req_cert_type(SSL *s, unsigned char *p)
1601 alg=s->s3->tmp.new_cipher->algorithms;
1603 #ifndef OPENSSL_NO_DH
1604 if (alg & (SSL_kDHr|SSL_kEDH))
1606 # ifndef OPENSSL_NO_RSA
1607 p[ret++]=SSL3_CT_RSA_FIXED_DH;
1609 # ifndef OPENSSL_NO_DSA
1610 p[ret++]=SSL3_CT_DSS_FIXED_DH;
1613 if ((s->version == SSL3_VERSION) &&
1614 (alg & (SSL_kEDH|SSL_kDHd|SSL_kDHr)))
1616 # ifndef OPENSSL_NO_RSA
1617 p[ret++]=SSL3_CT_RSA_EPHEMERAL_DH;
1619 # ifndef OPENSSL_NO_DSA
1620 p[ret++]=SSL3_CT_DSS_EPHEMERAL_DH;
1623 #endif /* !OPENSSL_NO_DH */
1624 #ifndef OPENSSL_NO_RSA
1625 p[ret++]=SSL3_CT_RSA_SIGN;
1627 #ifndef OPENSSL_NO_DSA
1628 p[ret++]=SSL3_CT_DSS_SIGN;
1633 int ssl3_shutdown(SSL *s)
1636 /* Don't do anything much if we have not done the handshake or
1637 * we don't want to send messages :-) */
1638 if ((s->quiet_shutdown) || (s->state == SSL_ST_BEFORE))
1640 s->shutdown=(SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN);
1644 if (!(s->shutdown & SSL_SENT_SHUTDOWN))
1646 s->shutdown|=SSL_SENT_SHUTDOWN;
1648 ssl3_send_alert(s,SSL3_AL_WARNING,SSL_AD_CLOSE_NOTIFY);
1650 /* our shutdown alert has been sent now, and if it still needs
1651 * to be written, s->s3->alert_dispatch will be true */
1653 else if (s->s3->alert_dispatch)
1655 /* resend it if not sent */
1657 ssl3_dispatch_alert(s);
1660 else if (!(s->shutdown & SSL_RECEIVED_SHUTDOWN))
1662 /* If we are waiting for a close from our peer, we are closed */
1663 ssl3_read_bytes(s,0,NULL,0,0);
1666 if ((s->shutdown == (SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN)) &&
1667 !s->s3->alert_dispatch)
1673 int ssl3_write(SSL *s, const void *buf, int len)
1678 if (s->shutdown & SSL_SEND_SHUTDOWN)
1680 s->rwstate=SSL_NOTHING;
1685 if (s->s3->renegotiate) ssl3_renegotiate_check(s);
1687 /* This is an experimental flag that sends the
1688 * last handshake message in the same packet as the first
1689 * use data - used to see if it helps the TCP protocol during
1690 * session-id reuse */
1691 /* The second test is because the buffer may have been removed */
1692 if ((s->s3->flags & SSL3_FLAGS_POP_BUFFER) && (s->wbio == s->bbio))
1694 /* First time through, we write into the buffer */
1695 if (s->s3->delay_buf_pop_ret == 0)
1697 ret=ssl3_write_bytes(s,SSL3_RT_APPLICATION_DATA,
1699 if (ret <= 0) return(ret);
1701 s->s3->delay_buf_pop_ret=ret;
1704 s->rwstate=SSL_WRITING;
1705 n=BIO_flush(s->wbio);
1706 if (n <= 0) return(n);
1707 s->rwstate=SSL_NOTHING;
1709 /* We have flushed the buffer, so remove it */
1710 ssl_free_wbio_buffer(s);
1711 s->s3->flags&= ~SSL3_FLAGS_POP_BUFFER;
1713 ret=s->s3->delay_buf_pop_ret;
1714 s->s3->delay_buf_pop_ret=0;
1718 ret=ssl3_write_bytes(s,SSL3_RT_APPLICATION_DATA,
1720 if (ret <= 0) return(ret);
1726 static int ssl3_read_internal(SSL *s, void *buf, int len, int peek)
1731 if (s->s3->renegotiate) ssl3_renegotiate_check(s);
1732 s->s3->in_read_app_data=1;
1733 ret=ssl3_read_bytes(s,SSL3_RT_APPLICATION_DATA,buf,len,peek);
1734 if ((ret == -1) && (s->s3->in_read_app_data == 2))
1736 /* ssl3_read_bytes decided to call s->handshake_func, which
1737 * called ssl3_read_bytes to read handshake data.
1738 * However, ssl3_read_bytes actually found application data
1739 * and thinks that application data makes sense here; so disable
1740 * handshake processing and try to read application data again. */
1742 ret=ssl3_read_bytes(s,SSL3_RT_APPLICATION_DATA,buf,len,peek);
1746 s->s3->in_read_app_data=0;
1751 int ssl3_read(SSL *s, void *buf, int len)
1753 return ssl3_read_internal(s, buf, len, 0);
1756 int ssl3_peek(SSL *s, void *buf, int len)
1758 return ssl3_read_internal(s, buf, len, 1);
1761 int ssl3_renegotiate(SSL *s)
1763 if (s->handshake_func == NULL)
1766 if (s->s3->flags & SSL3_FLAGS_NO_RENEGOTIATE_CIPHERS)
1769 s->s3->renegotiate=1;
1773 int ssl3_renegotiate_check(SSL *s)
1777 if (s->s3->renegotiate)
1779 if ( (s->s3->rbuf.left == 0) &&
1780 (s->s3->wbuf.left == 0) &&
1784 if we are the server, and we have sent a 'RENEGOTIATE' message, we
1785 need to go to SSL_ST_ACCEPT.
1788 s->state=SSL_ST_RENEGOTIATE;
1789 s->s3->renegotiate=0;
1790 s->s3->num_renegotiations++;
1791 s->s3->total_renegotiations++;