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).
111 /* ====================================================================
112 * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
114 * Portions of the attached software ("Contribution") are developed by
115 * SUN MICROSYSTEMS, INC., and are contributed to the OpenSSL project.
117 * The Contribution is licensed pursuant to the OpenSSL open source
118 * license provided above.
120 * ECC cipher suite support in OpenSSL originally written by
121 * Vipul Gupta and Sumit Gupta of Sun Microsystems Laboratories.
126 #include <openssl/objects.h>
127 #include "ssl_locl.h"
128 #include "kssl_lcl.h"
129 #include <openssl/md5.h>
130 #include <openssl/dh.h>
131 #include <openssl/pq_compat.h>
133 const char *ssl3_version_str="SSLv3" OPENSSL_VERSION_PTEXT;
135 #define SSL3_NUM_CIPHERS (sizeof(ssl3_ciphers)/sizeof(SSL_CIPHER))
137 static long ssl3_default_timeout(void );
139 OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[]={
140 /* The RSA ciphers */
144 SSL3_TXT_RSA_NULL_MD5,
145 SSL3_CK_RSA_NULL_MD5,
146 SSL_kRSA|SSL_aRSA|SSL_eNULL |SSL_MD5|SSL_SSLV3,
147 SSL_NOT_EXP|SSL_STRONG_NONE,
157 SSL3_TXT_RSA_NULL_SHA,
158 SSL3_CK_RSA_NULL_SHA,
159 SSL_kRSA|SSL_aRSA|SSL_eNULL |SSL_SHA1|SSL_SSLV3,
160 SSL_NOT_EXP|SSL_STRONG_NONE,
172 SSL3_TXT_ADH_RC4_40_MD5,
173 SSL3_CK_ADH_RC4_40_MD5,
174 SSL_kEDH |SSL_aNULL|SSL_RC4 |SSL_MD5 |SSL_SSLV3,
175 SSL_EXPORT|SSL_EXP40,
185 SSL3_TXT_ADH_RC4_128_MD5,
186 SSL3_CK_ADH_RC4_128_MD5,
187 SSL_kEDH |SSL_aNULL|SSL_RC4 |SSL_MD5 |SSL_SSLV3,
188 SSL_NOT_EXP|SSL_MEDIUM,
198 SSL3_TXT_ADH_DES_40_CBC_SHA,
199 SSL3_CK_ADH_DES_40_CBC_SHA,
200 SSL_kEDH |SSL_aNULL|SSL_DES|SSL_SHA1|SSL_SSLV3,
201 SSL_EXPORT|SSL_EXP40,
211 SSL3_TXT_ADH_DES_64_CBC_SHA,
212 SSL3_CK_ADH_DES_64_CBC_SHA,
213 SSL_kEDH |SSL_aNULL|SSL_DES |SSL_SHA1|SSL_SSLV3,
224 SSL3_TXT_ADH_DES_192_CBC_SHA,
225 SSL3_CK_ADH_DES_192_CBC_SHA,
226 SSL_kEDH |SSL_aNULL|SSL_3DES |SSL_SHA1|SSL_SSLV3,
227 SSL_NOT_EXP|SSL_HIGH,
239 SSL3_TXT_RSA_RC4_40_MD5,
240 SSL3_CK_RSA_RC4_40_MD5,
241 SSL_kRSA|SSL_aRSA|SSL_RC4 |SSL_MD5 |SSL_SSLV3,
242 SSL_EXPORT|SSL_EXP40,
252 SSL3_TXT_RSA_RC4_128_MD5,
253 SSL3_CK_RSA_RC4_128_MD5,
254 SSL_kRSA|SSL_aRSA|SSL_RC4 |SSL_MD5|SSL_SSLV3,
255 SSL_NOT_EXP|SSL_MEDIUM,
265 SSL3_TXT_RSA_RC4_128_SHA,
266 SSL3_CK_RSA_RC4_128_SHA,
267 SSL_kRSA|SSL_aRSA|SSL_RC4 |SSL_SHA1|SSL_SSLV3,
268 SSL_NOT_EXP|SSL_MEDIUM,
278 SSL3_TXT_RSA_RC2_40_MD5,
279 SSL3_CK_RSA_RC2_40_MD5,
280 SSL_kRSA|SSL_aRSA|SSL_RC2 |SSL_MD5 |SSL_SSLV3,
281 SSL_EXPORT|SSL_EXP40,
289 #ifndef OPENSSL_NO_IDEA
292 SSL3_TXT_RSA_IDEA_128_SHA,
293 SSL3_CK_RSA_IDEA_128_SHA,
294 SSL_kRSA|SSL_aRSA|SSL_IDEA |SSL_SHA1|SSL_SSLV3,
295 SSL_NOT_EXP|SSL_MEDIUM,
306 SSL3_TXT_RSA_DES_40_CBC_SHA,
307 SSL3_CK_RSA_DES_40_CBC_SHA,
308 SSL_kRSA|SSL_aRSA|SSL_DES|SSL_SHA1|SSL_SSLV3,
309 SSL_EXPORT|SSL_EXP40,
319 SSL3_TXT_RSA_DES_64_CBC_SHA,
320 SSL3_CK_RSA_DES_64_CBC_SHA,
321 SSL_kRSA|SSL_aRSA|SSL_DES |SSL_SHA1|SSL_SSLV3,
332 SSL3_TXT_RSA_DES_192_CBC3_SHA,
333 SSL3_CK_RSA_DES_192_CBC3_SHA,
334 SSL_kRSA|SSL_aRSA|SSL_3DES |SSL_SHA1|SSL_SSLV3,
335 SSL_NOT_EXP|SSL_HIGH,
347 SSL3_TXT_DH_DSS_DES_40_CBC_SHA,
348 SSL3_CK_DH_DSS_DES_40_CBC_SHA,
349 SSL_kDHd |SSL_aDH|SSL_DES|SSL_SHA1|SSL_SSLV3,
350 SSL_EXPORT|SSL_EXP40,
360 SSL3_TXT_DH_DSS_DES_64_CBC_SHA,
361 SSL3_CK_DH_DSS_DES_64_CBC_SHA,
362 SSL_kDHd |SSL_aDH|SSL_DES |SSL_SHA1|SSL_SSLV3,
373 SSL3_TXT_DH_DSS_DES_192_CBC3_SHA,
374 SSL3_CK_DH_DSS_DES_192_CBC3_SHA,
375 SSL_kDHd |SSL_aDH|SSL_3DES |SSL_SHA1|SSL_SSLV3,
376 SSL_NOT_EXP|SSL_HIGH,
386 SSL3_TXT_DH_RSA_DES_40_CBC_SHA,
387 SSL3_CK_DH_RSA_DES_40_CBC_SHA,
388 SSL_kDHr |SSL_aDH|SSL_DES|SSL_SHA1|SSL_SSLV3,
389 SSL_EXPORT|SSL_EXP40,
399 SSL3_TXT_DH_RSA_DES_64_CBC_SHA,
400 SSL3_CK_DH_RSA_DES_64_CBC_SHA,
401 SSL_kDHr |SSL_aDH|SSL_DES |SSL_SHA1|SSL_SSLV3,
412 SSL3_TXT_DH_RSA_DES_192_CBC3_SHA,
413 SSL3_CK_DH_RSA_DES_192_CBC3_SHA,
414 SSL_kDHr |SSL_aDH|SSL_3DES |SSL_SHA1|SSL_SSLV3,
415 SSL_NOT_EXP|SSL_HIGH,
423 /* The Ephemeral DH ciphers */
427 SSL3_TXT_EDH_DSS_DES_40_CBC_SHA,
428 SSL3_CK_EDH_DSS_DES_40_CBC_SHA,
429 SSL_kEDH|SSL_aDSS|SSL_DES|SSL_SHA1|SSL_SSLV3,
430 SSL_EXPORT|SSL_EXP40,
440 SSL3_TXT_EDH_DSS_DES_64_CBC_SHA,
441 SSL3_CK_EDH_DSS_DES_64_CBC_SHA,
442 SSL_kEDH|SSL_aDSS|SSL_DES |SSL_SHA1|SSL_SSLV3,
453 SSL3_TXT_EDH_DSS_DES_192_CBC3_SHA,
454 SSL3_CK_EDH_DSS_DES_192_CBC3_SHA,
455 SSL_kEDH|SSL_aDSS|SSL_3DES |SSL_SHA1|SSL_SSLV3,
456 SSL_NOT_EXP|SSL_HIGH,
466 SSL3_TXT_EDH_RSA_DES_40_CBC_SHA,
467 SSL3_CK_EDH_RSA_DES_40_CBC_SHA,
468 SSL_kEDH|SSL_aRSA|SSL_DES|SSL_SHA1|SSL_SSLV3,
469 SSL_EXPORT|SSL_EXP40,
479 SSL3_TXT_EDH_RSA_DES_64_CBC_SHA,
480 SSL3_CK_EDH_RSA_DES_64_CBC_SHA,
481 SSL_kEDH|SSL_aRSA|SSL_DES |SSL_SHA1|SSL_SSLV3,
492 SSL3_TXT_EDH_RSA_DES_192_CBC3_SHA,
493 SSL3_CK_EDH_RSA_DES_192_CBC3_SHA,
494 SSL_kEDH|SSL_aRSA|SSL_3DES |SSL_SHA1|SSL_SSLV3,
495 SSL_NOT_EXP|SSL_HIGH,
507 SSL3_TXT_FZA_DMS_NULL_SHA,
508 SSL3_CK_FZA_DMS_NULL_SHA,
509 SSL_kFZA|SSL_aFZA |SSL_eNULL |SSL_SHA1|SSL_SSLV3,
510 SSL_NOT_EXP|SSL_STRONG_NONE,
521 SSL3_TXT_FZA_DMS_FZA_SHA,
522 SSL3_CK_FZA_DMS_FZA_SHA,
523 SSL_kFZA|SSL_aFZA |SSL_eFZA |SSL_SHA1|SSL_SSLV3,
524 SSL_NOT_EXP|SSL_STRONG_NONE,
536 SSL3_TXT_FZA_DMS_RC4_SHA,
537 SSL3_CK_FZA_DMS_RC4_SHA,
538 SSL_kFZA|SSL_aFZA |SSL_RC4 |SSL_SHA1|SSL_SSLV3,
539 SSL_NOT_EXP|SSL_MEDIUM,
548 #ifndef OPENSSL_NO_KRB5
549 /* The Kerberos ciphers
550 ** 20000107 VRS: And the first shall be last,
551 ** in hopes of avoiding the lynx ssl renegotiation problem.
556 SSL3_TXT_KRB5_DES_64_CBC_SHA,
557 SSL3_CK_KRB5_DES_64_CBC_SHA,
558 SSL_kKRB5|SSL_aKRB5| SSL_DES|SSL_SHA1 |SSL_SSLV3,
570 SSL3_TXT_KRB5_DES_192_CBC3_SHA,
571 SSL3_CK_KRB5_DES_192_CBC3_SHA,
572 SSL_kKRB5|SSL_aKRB5| SSL_3DES|SSL_SHA1 |SSL_SSLV3,
573 SSL_NOT_EXP|SSL_HIGH,
584 SSL3_TXT_KRB5_RC4_128_SHA,
585 SSL3_CK_KRB5_RC4_128_SHA,
586 SSL_kKRB5|SSL_aKRB5| SSL_RC4|SSL_SHA1 |SSL_SSLV3,
587 SSL_NOT_EXP|SSL_MEDIUM,
598 SSL3_TXT_KRB5_IDEA_128_CBC_SHA,
599 SSL3_CK_KRB5_IDEA_128_CBC_SHA,
600 SSL_kKRB5|SSL_aKRB5| SSL_IDEA|SSL_SHA1 |SSL_SSLV3,
601 SSL_NOT_EXP|SSL_MEDIUM,
612 SSL3_TXT_KRB5_DES_64_CBC_MD5,
613 SSL3_CK_KRB5_DES_64_CBC_MD5,
614 SSL_kKRB5|SSL_aKRB5| SSL_DES|SSL_MD5 |SSL_SSLV3,
626 SSL3_TXT_KRB5_DES_192_CBC3_MD5,
627 SSL3_CK_KRB5_DES_192_CBC3_MD5,
628 SSL_kKRB5|SSL_aKRB5| SSL_3DES|SSL_MD5 |SSL_SSLV3,
629 SSL_NOT_EXP|SSL_HIGH,
640 SSL3_TXT_KRB5_RC4_128_MD5,
641 SSL3_CK_KRB5_RC4_128_MD5,
642 SSL_kKRB5|SSL_aKRB5| SSL_RC4|SSL_MD5 |SSL_SSLV3,
643 SSL_NOT_EXP|SSL_MEDIUM,
654 SSL3_TXT_KRB5_IDEA_128_CBC_MD5,
655 SSL3_CK_KRB5_IDEA_128_CBC_MD5,
656 SSL_kKRB5|SSL_aKRB5| SSL_IDEA|SSL_MD5 |SSL_SSLV3,
657 SSL_NOT_EXP|SSL_MEDIUM,
668 SSL3_TXT_KRB5_DES_40_CBC_SHA,
669 SSL3_CK_KRB5_DES_40_CBC_SHA,
670 SSL_kKRB5|SSL_aKRB5| SSL_DES|SSL_SHA1 |SSL_SSLV3,
671 SSL_EXPORT|SSL_EXP40,
682 SSL3_TXT_KRB5_RC2_40_CBC_SHA,
683 SSL3_CK_KRB5_RC2_40_CBC_SHA,
684 SSL_kKRB5|SSL_aKRB5| SSL_RC2|SSL_SHA1 |SSL_SSLV3,
685 SSL_EXPORT|SSL_EXP40,
696 SSL3_TXT_KRB5_RC4_40_SHA,
697 SSL3_CK_KRB5_RC4_40_SHA,
698 SSL_kKRB5|SSL_aKRB5| SSL_RC4|SSL_SHA1 |SSL_SSLV3,
699 SSL_EXPORT|SSL_EXP40,
710 SSL3_TXT_KRB5_DES_40_CBC_MD5,
711 SSL3_CK_KRB5_DES_40_CBC_MD5,
712 SSL_kKRB5|SSL_aKRB5| SSL_DES|SSL_MD5 |SSL_SSLV3,
713 SSL_EXPORT|SSL_EXP40,
724 SSL3_TXT_KRB5_RC2_40_CBC_MD5,
725 SSL3_CK_KRB5_RC2_40_CBC_MD5,
726 SSL_kKRB5|SSL_aKRB5| SSL_RC2|SSL_MD5 |SSL_SSLV3,
727 SSL_EXPORT|SSL_EXP40,
738 SSL3_TXT_KRB5_RC4_40_MD5,
739 SSL3_CK_KRB5_RC4_40_MD5,
740 SSL_kKRB5|SSL_aKRB5| SSL_RC4|SSL_MD5 |SSL_SSLV3,
741 SSL_EXPORT|SSL_EXP40,
748 #endif /* OPENSSL_NO_KRB5 */
751 #if TLS1_ALLOW_EXPERIMENTAL_CIPHERSUITES
752 /* New TLS Export CipherSuites */
756 TLS1_TXT_RSA_EXPORT1024_WITH_RC4_56_MD5,
757 TLS1_CK_RSA_EXPORT1024_WITH_RC4_56_MD5,
758 SSL_kRSA|SSL_aRSA|SSL_RC4|SSL_MD5|SSL_TLSV1,
759 SSL_EXPORT|SSL_EXP56,
769 TLS1_TXT_RSA_EXPORT1024_WITH_RC2_CBC_56_MD5,
770 TLS1_CK_RSA_EXPORT1024_WITH_RC2_CBC_56_MD5,
771 SSL_kRSA|SSL_aRSA|SSL_RC2|SSL_MD5|SSL_TLSV1,
772 SSL_EXPORT|SSL_EXP56,
782 TLS1_TXT_RSA_EXPORT1024_WITH_DES_CBC_SHA,
783 TLS1_CK_RSA_EXPORT1024_WITH_DES_CBC_SHA,
784 SSL_kRSA|SSL_aRSA|SSL_DES|SSL_SHA|SSL_TLSV1,
785 SSL_EXPORT|SSL_EXP56,
795 TLS1_TXT_DHE_DSS_EXPORT1024_WITH_DES_CBC_SHA,
796 TLS1_CK_DHE_DSS_EXPORT1024_WITH_DES_CBC_SHA,
797 SSL_kEDH|SSL_aDSS|SSL_DES|SSL_SHA|SSL_TLSV1,
798 SSL_EXPORT|SSL_EXP56,
808 TLS1_TXT_RSA_EXPORT1024_WITH_RC4_56_SHA,
809 TLS1_CK_RSA_EXPORT1024_WITH_RC4_56_SHA,
810 SSL_kRSA|SSL_aRSA|SSL_RC4|SSL_SHA|SSL_TLSV1,
811 SSL_EXPORT|SSL_EXP56,
821 TLS1_TXT_DHE_DSS_EXPORT1024_WITH_RC4_56_SHA,
822 TLS1_CK_DHE_DSS_EXPORT1024_WITH_RC4_56_SHA,
823 SSL_kEDH|SSL_aDSS|SSL_RC4|SSL_SHA|SSL_TLSV1,
824 SSL_EXPORT|SSL_EXP56,
834 TLS1_TXT_DHE_DSS_WITH_RC4_128_SHA,
835 TLS1_CK_DHE_DSS_WITH_RC4_128_SHA,
836 SSL_kEDH|SSL_aDSS|SSL_RC4|SSL_SHA|SSL_TLSV1,
837 SSL_NOT_EXP|SSL_MEDIUM,
845 /* New AES ciphersuites */
850 TLS1_TXT_RSA_WITH_AES_128_SHA,
851 TLS1_CK_RSA_WITH_AES_128_SHA,
852 SSL_kRSA|SSL_aRSA|SSL_AES|SSL_SHA |SSL_TLSV1,
853 SSL_NOT_EXP|SSL_MEDIUM,
863 TLS1_TXT_DH_DSS_WITH_AES_128_SHA,
864 TLS1_CK_DH_DSS_WITH_AES_128_SHA,
865 SSL_kDHd|SSL_aDH|SSL_AES|SSL_SHA|SSL_TLSV1,
866 SSL_NOT_EXP|SSL_MEDIUM,
876 TLS1_TXT_DH_RSA_WITH_AES_128_SHA,
877 TLS1_CK_DH_RSA_WITH_AES_128_SHA,
878 SSL_kDHr|SSL_aDH|SSL_AES|SSL_SHA|SSL_TLSV1,
879 SSL_NOT_EXP|SSL_MEDIUM,
889 TLS1_TXT_DHE_DSS_WITH_AES_128_SHA,
890 TLS1_CK_DHE_DSS_WITH_AES_128_SHA,
891 SSL_kEDH|SSL_aDSS|SSL_AES|SSL_SHA|SSL_TLSV1,
892 SSL_NOT_EXP|SSL_MEDIUM,
902 TLS1_TXT_DHE_RSA_WITH_AES_128_SHA,
903 TLS1_CK_DHE_RSA_WITH_AES_128_SHA,
904 SSL_kEDH|SSL_aRSA|SSL_AES|SSL_SHA|SSL_TLSV1,
905 SSL_NOT_EXP|SSL_MEDIUM,
915 TLS1_TXT_ADH_WITH_AES_128_SHA,
916 TLS1_CK_ADH_WITH_AES_128_SHA,
917 SSL_kEDH|SSL_aNULL|SSL_AES|SSL_SHA|SSL_TLSV1,
918 SSL_NOT_EXP|SSL_MEDIUM,
929 TLS1_TXT_RSA_WITH_AES_256_SHA,
930 TLS1_CK_RSA_WITH_AES_256_SHA,
931 SSL_kRSA|SSL_aRSA|SSL_AES|SSL_SHA |SSL_TLSV1,
932 SSL_NOT_EXP|SSL_HIGH,
942 TLS1_TXT_DH_DSS_WITH_AES_256_SHA,
943 TLS1_CK_DH_DSS_WITH_AES_256_SHA,
944 SSL_kDHd|SSL_aDH|SSL_AES|SSL_SHA|SSL_TLSV1,
945 SSL_NOT_EXP|SSL_HIGH,
955 TLS1_TXT_DH_RSA_WITH_AES_256_SHA,
956 TLS1_CK_DH_RSA_WITH_AES_256_SHA,
957 SSL_kDHr|SSL_aDH|SSL_AES|SSL_SHA|SSL_TLSV1,
958 SSL_NOT_EXP|SSL_HIGH,
968 TLS1_TXT_DHE_DSS_WITH_AES_256_SHA,
969 TLS1_CK_DHE_DSS_WITH_AES_256_SHA,
970 SSL_kEDH|SSL_aDSS|SSL_AES|SSL_SHA|SSL_TLSV1,
971 SSL_NOT_EXP|SSL_HIGH,
981 TLS1_TXT_DHE_RSA_WITH_AES_256_SHA,
982 TLS1_CK_DHE_RSA_WITH_AES_256_SHA,
983 SSL_kEDH|SSL_aRSA|SSL_AES|SSL_SHA|SSL_TLSV1,
984 SSL_NOT_EXP|SSL_HIGH,
994 TLS1_TXT_ADH_WITH_AES_256_SHA,
995 TLS1_CK_ADH_WITH_AES_256_SHA,
996 SSL_kEDH|SSL_aNULL|SSL_AES|SSL_SHA|SSL_TLSV1,
997 SSL_NOT_EXP|SSL_HIGH,
1005 #ifndef OPENSSL_NO_ECDH
1009 TLS1_TXT_ECDH_ECDSA_WITH_NULL_SHA,
1010 TLS1_CK_ECDH_ECDSA_WITH_NULL_SHA,
1011 SSL_kECDH|SSL_aECDSA|SSL_eNULL|SSL_SHA|SSL_TLSV1,
1023 TLS1_TXT_ECDH_ECDSA_WITH_RC4_128_SHA,
1024 TLS1_CK_ECDH_ECDSA_WITH_RC4_128_SHA,
1025 SSL_kECDH|SSL_aECDSA|SSL_RC4|SSL_SHA|SSL_TLSV1,
1037 TLS1_TXT_ECDH_ECDSA_WITH_DES_CBC_SHA,
1038 TLS1_CK_ECDH_ECDSA_WITH_DES_CBC_SHA,
1039 SSL_kECDH|SSL_aECDSA|SSL_DES|SSL_SHA|SSL_TLSV1,
1040 SSL_NOT_EXP|SSL_LOW,
1051 TLS1_TXT_ECDH_ECDSA_WITH_DES_192_CBC3_SHA,
1052 TLS1_CK_ECDH_ECDSA_WITH_DES_192_CBC3_SHA,
1053 SSL_kECDH|SSL_aECDSA|SSL_3DES|SSL_SHA|SSL_TLSV1,
1054 SSL_NOT_EXP|SSL_HIGH,
1065 TLS1_TXT_ECDH_ECDSA_WITH_AES_128_CBC_SHA,
1066 TLS1_CK_ECDH_ECDSA_WITH_AES_128_CBC_SHA,
1067 SSL_kECDH|SSL_aECDSA|SSL_AES|SSL_SHA|SSL_TLSV1,
1068 SSL_NOT_EXP|SSL_MEDIUM,
1079 TLS1_TXT_ECDH_ECDSA_WITH_AES_256_CBC_SHA,
1080 TLS1_CK_ECDH_ECDSA_WITH_AES_256_CBC_SHA,
1081 SSL_kECDH|SSL_aECDSA|SSL_AES|SSL_SHA|SSL_TLSV1,
1082 SSL_NOT_EXP|SSL_HIGH,
1091 /* XXX NOTE: The ECC/TLS draft has a bug and reuses 4B for this */
1094 TLS1_TXT_ECDH_ECDSA_EXPORT_WITH_RC4_40_SHA,
1095 TLS1_CK_ECDH_ECDSA_EXPORT_WITH_RC4_40_SHA,
1096 SSL_kECDH|SSL_aECDSA|SSL_RC4|SSL_SHA|SSL_TLSV1,
1097 SSL_EXPORT|SSL_EXP40,
1106 /* XXX NOTE: The ECC/TLS draft has a bug and reuses 4C for this */
1109 TLS1_TXT_ECDH_ECDSA_EXPORT_WITH_RC4_56_SHA,
1110 TLS1_CK_ECDH_ECDSA_EXPORT_WITH_RC4_56_SHA,
1111 SSL_kECDH|SSL_aECDSA|SSL_RC4|SSL_SHA|SSL_TLSV1,
1112 SSL_EXPORT|SSL_EXP56,
1123 TLS1_TXT_ECDH_RSA_WITH_NULL_SHA,
1124 TLS1_CK_ECDH_RSA_WITH_NULL_SHA,
1125 SSL_kECDH|SSL_aRSA|SSL_eNULL|SSL_SHA|SSL_TLSV1,
1137 TLS1_TXT_ECDH_RSA_WITH_RC4_128_SHA,
1138 TLS1_CK_ECDH_RSA_WITH_RC4_128_SHA,
1139 SSL_kECDH|SSL_aRSA|SSL_RC4|SSL_SHA|SSL_TLSV1,
1151 TLS1_TXT_ECDH_RSA_WITH_DES_CBC_SHA,
1152 TLS1_CK_ECDH_RSA_WITH_DES_CBC_SHA,
1153 SSL_kECDH|SSL_aRSA|SSL_DES|SSL_SHA|SSL_TLSV1,
1154 SSL_NOT_EXP|SSL_LOW,
1165 TLS1_TXT_ECDH_RSA_WITH_DES_192_CBC3_SHA,
1166 TLS1_CK_ECDH_RSA_WITH_DES_192_CBC3_SHA,
1167 SSL_kECDH|SSL_aRSA|SSL_3DES|SSL_SHA|SSL_TLSV1,
1168 SSL_NOT_EXP|SSL_HIGH,
1179 TLS1_TXT_ECDH_RSA_WITH_AES_128_CBC_SHA,
1180 TLS1_CK_ECDH_RSA_WITH_AES_128_CBC_SHA,
1181 SSL_kECDH|SSL_aRSA|SSL_AES|SSL_SHA|SSL_TLSV1,
1182 SSL_NOT_EXP|SSL_MEDIUM,
1193 TLS1_TXT_ECDH_RSA_WITH_AES_256_CBC_SHA,
1194 TLS1_CK_ECDH_RSA_WITH_AES_256_CBC_SHA,
1195 SSL_kECDH|SSL_aRSA|SSL_AES|SSL_SHA|SSL_TLSV1,
1196 SSL_NOT_EXP|SSL_HIGH,
1207 TLS1_TXT_ECDH_RSA_EXPORT_WITH_RC4_40_SHA,
1208 TLS1_CK_ECDH_RSA_EXPORT_WITH_RC4_40_SHA,
1209 SSL_kECDH|SSL_aRSA|SSL_RC4|SSL_SHA|SSL_TLSV1,
1210 SSL_EXPORT|SSL_EXP40,
1221 TLS1_TXT_ECDH_RSA_EXPORT_WITH_RC4_56_SHA,
1222 TLS1_CK_ECDH_RSA_EXPORT_WITH_RC4_56_SHA,
1223 SSL_kECDH|SSL_aRSA|SSL_RC4|SSL_SHA|SSL_TLSV1,
1224 SSL_EXPORT|SSL_EXP56,
1235 TLS1_TXT_ECDH_anon_WITH_NULL_SHA,
1236 TLS1_CK_ECDH_anon_WITH_NULL_SHA,
1237 SSL_kECDHE|SSL_aNULL|SSL_eNULL|SSL_SHA|SSL_TLSV1,
1249 TLS1_TXT_ECDH_anon_WITH_RC4_128_SHA,
1250 TLS1_CK_ECDH_anon_WITH_RC4_128_SHA,
1251 SSL_kECDHE|SSL_aNULL|SSL_RC4|SSL_SHA|SSL_TLSV1,
1263 TLS1_TXT_ECDH_anon_WITH_DES_CBC_SHA,
1264 TLS1_CK_ECDH_anon_WITH_DES_CBC_SHA,
1265 SSL_kECDHE|SSL_aNULL|SSL_DES|SSL_SHA|SSL_TLSV1,
1266 SSL_NOT_EXP|SSL_LOW,
1277 TLS1_TXT_ECDH_anon_WITH_DES_192_CBC3_SHA,
1278 TLS1_CK_ECDH_anon_WITH_DES_192_CBC3_SHA,
1279 SSL_kECDHE|SSL_aNULL|SSL_3DES|SSL_SHA|SSL_TLSV1,
1280 SSL_NOT_EXP|SSL_HIGH,
1291 TLS1_TXT_ECDH_anon_EXPORT_WITH_DES_40_CBC_SHA,
1292 TLS1_CK_ECDH_anon_EXPORT_WITH_DES_40_CBC_SHA,
1293 SSL_kECDHE|SSL_aNULL|SSL_DES|SSL_SHA|SSL_TLSV1,
1294 SSL_EXPORT|SSL_EXP40,
1305 TLS1_TXT_ECDH_anon_EXPORT_WITH_RC4_40_SHA,
1306 TLS1_CK_ECDH_anon_EXPORT_WITH_RC4_40_SHA,
1307 SSL_kECDHE|SSL_aNULL|SSL_RC4|SSL_SHA|SSL_TLSV1,
1308 SSL_EXPORT|SSL_EXP40,
1316 /* Cipher 77 XXX: ECC ciphersuites offering forward secrecy
1317 * are not yet specified in the ECC/TLS draft but our code
1318 * allows them to be implemented very easily. To add such
1319 * a cipher suite, one needs to add two constant definitions
1320 * to tls1.h and a new structure in this file as shown below. We
1321 * illustrate the process for the made-up cipher
1322 * ECDHE-ECDSA-AES128-SHA.
1326 TLS1_TXT_ECDHE_ECDSA_WITH_AES_128_CBC_SHA,
1327 TLS1_CK_ECDHE_ECDSA_WITH_AES_128_CBC_SHA,
1328 SSL_kECDHE|SSL_aECDSA|SSL_AES|SSL_SHA|SSL_TLSV1,
1329 SSL_NOT_EXP|SSL_MEDIUM,
1337 /* Cipher 78 XXX: Another made-up ECC cipher suite that
1338 * offers forward secrecy (ECDHE-RSA-AES128-SHA).
1342 TLS1_TXT_ECDHE_RSA_WITH_AES_128_CBC_SHA,
1343 TLS1_CK_ECDHE_RSA_WITH_AES_128_CBC_SHA,
1344 SSL_kECDHE|SSL_aRSA|SSL_AES|SSL_SHA|SSL_TLSV1,
1345 SSL_NOT_EXP|SSL_MEDIUM,
1353 #endif /* !OPENSSL_NO_ECDH */
1358 static SSL3_ENC_METHOD SSLv3_enc_data={
1361 ssl3_setup_key_block,
1362 ssl3_generate_master_secret,
1363 ssl3_change_cipher_state,
1364 ssl3_final_finish_mac,
1365 MD5_DIGEST_LENGTH+SHA_DIGEST_LENGTH,
1366 ssl3_cert_verify_mac,
1367 SSL3_MD_CLIENT_FINISHED_CONST,4,
1368 SSL3_MD_SERVER_FINISHED_CONST,4,
1372 static SSL_METHOD SSLv3_data= {
1377 ssl_undefined_function,
1378 ssl_undefined_function,
1384 ssl3_renegotiate_check,
1388 ssl3_dispatch_alert,
1391 ssl3_get_cipher_by_char,
1392 ssl3_put_cipher_by_char,
1397 ssl3_default_timeout,
1399 ssl_undefined_void_function,
1401 ssl3_ctx_callback_ctrl,
1404 static long ssl3_default_timeout(void)
1406 /* 2 hours, the 24 hours mentioned in the SSLv3 spec
1407 * is way too long for http, the cache would over fill */
1411 SSL_METHOD *sslv3_base_method(void)
1413 return(&SSLv3_data);
1416 int ssl3_num_ciphers(void)
1418 return(SSL3_NUM_CIPHERS);
1421 SSL_CIPHER *ssl3_get_cipher(unsigned int u)
1423 if (u < SSL3_NUM_CIPHERS)
1424 return(&(ssl3_ciphers[SSL3_NUM_CIPHERS-1-u]));
1429 int ssl3_pending(const SSL *s)
1431 if (s->rstate == SSL_ST_READ_BODY)
1434 return (s->s3->rrec.type == SSL3_RT_APPLICATION_DATA) ? s->s3->rrec.length : 0;
1437 int ssl3_new(SSL *s)
1441 if ((s3=OPENSSL_malloc(sizeof *s3)) == NULL) goto err;
1442 memset(s3,0,sizeof *s3);
1443 EVP_MD_CTX_init(&s3->finish_dgst1);
1444 EVP_MD_CTX_init(&s3->finish_dgst2);
1445 pq_64bit_init(&(s3->rrec.seq_num));
1446 pq_64bit_init(&(s3->wrec.seq_num));
1450 s->method->ssl_clear(s);
1456 void ssl3_free(SSL *s)
1461 ssl3_cleanup_key_block(s);
1462 if (s->s3->rbuf.buf != NULL)
1463 OPENSSL_free(s->s3->rbuf.buf);
1464 if (s->s3->wbuf.buf != NULL)
1465 OPENSSL_free(s->s3->wbuf.buf);
1466 if (s->s3->rrec.comp != NULL)
1467 OPENSSL_free(s->s3->rrec.comp);
1468 #ifndef OPENSSL_NO_DH
1469 if (s->s3->tmp.dh != NULL)
1470 DH_free(s->s3->tmp.dh);
1472 #ifndef OPENSSL_NO_ECDH
1473 if (s->s3->tmp.ecdh != NULL)
1474 EC_KEY_free(s->s3->tmp.ecdh);
1477 if (s->s3->tmp.ca_names != NULL)
1478 sk_X509_NAME_pop_free(s->s3->tmp.ca_names,X509_NAME_free);
1479 EVP_MD_CTX_cleanup(&s->s3->finish_dgst1);
1480 EVP_MD_CTX_cleanup(&s->s3->finish_dgst2);
1481 pq_64bit_free(&(s->s3->rrec.seq_num));
1482 pq_64bit_free(&(s->s3->wrec.seq_num));
1484 OPENSSL_cleanse(s->s3,sizeof *s->s3);
1485 OPENSSL_free(s->s3);
1489 void ssl3_clear(SSL *s)
1491 unsigned char *rp,*wp;
1494 ssl3_cleanup_key_block(s);
1495 if (s->s3->tmp.ca_names != NULL)
1496 sk_X509_NAME_pop_free(s->s3->tmp.ca_names,X509_NAME_free);
1498 if (s->s3->rrec.comp != NULL)
1500 OPENSSL_free(s->s3->rrec.comp);
1501 s->s3->rrec.comp=NULL;
1503 #ifndef OPENSSL_NO_DH
1504 if (s->s3->tmp.dh != NULL)
1505 DH_free(s->s3->tmp.dh);
1507 #ifndef OPENSSL_NO_ECDH
1508 if (s->s3->tmp.ecdh != NULL)
1509 EC_KEY_free(s->s3->tmp.ecdh);
1512 rp = s->s3->rbuf.buf;
1513 wp = s->s3->wbuf.buf;
1514 rlen = s->s3->rbuf.len;
1515 wlen = s->s3->wbuf.len;
1517 EVP_MD_CTX_cleanup(&s->s3->finish_dgst1);
1518 EVP_MD_CTX_cleanup(&s->s3->finish_dgst2);
1520 memset(s->s3,0,sizeof *s->s3);
1521 s->s3->rbuf.buf = rp;
1522 s->s3->wbuf.buf = wp;
1523 s->s3->rbuf.len = rlen;
1524 s->s3->wbuf.len = wlen;
1526 ssl_free_wbio_buffer(s);
1529 s->s3->renegotiate=0;
1530 s->s3->total_renegotiations=0;
1531 s->s3->num_renegotiations=0;
1532 s->s3->in_read_app_data=0;
1533 s->version=SSL3_VERSION;
1536 long ssl3_ctrl(SSL *s, int cmd, long larg, void *parg)
1540 #if !defined(OPENSSL_NO_DSA) || !defined(OPENSSL_NO_RSA)
1542 #ifndef OPENSSL_NO_RSA
1543 cmd == SSL_CTRL_SET_TMP_RSA ||
1544 cmd == SSL_CTRL_SET_TMP_RSA_CB ||
1546 #ifndef OPENSSL_NO_DSA
1547 cmd == SSL_CTRL_SET_TMP_DH ||
1548 cmd == SSL_CTRL_SET_TMP_DH_CB ||
1552 if (!ssl_cert_inst(&s->cert))
1554 SSLerr(SSL_F_SSL3_CTRL, ERR_R_MALLOC_FAILURE);
1562 case SSL_CTRL_GET_SESSION_REUSED:
1565 case SSL_CTRL_GET_CLIENT_CERT_REQUEST:
1567 case SSL_CTRL_GET_NUM_RENEGOTIATIONS:
1568 ret=s->s3->num_renegotiations;
1570 case SSL_CTRL_CLEAR_NUM_RENEGOTIATIONS:
1571 ret=s->s3->num_renegotiations;
1572 s->s3->num_renegotiations=0;
1574 case SSL_CTRL_GET_TOTAL_RENEGOTIATIONS:
1575 ret=s->s3->total_renegotiations;
1577 case SSL_CTRL_GET_FLAGS:
1578 ret=(int)(s->s3->flags);
1580 #ifndef OPENSSL_NO_RSA
1581 case SSL_CTRL_NEED_TMP_RSA:
1582 if ((s->cert != NULL) && (s->cert->rsa_tmp == NULL) &&
1583 ((s->cert->pkeys[SSL_PKEY_RSA_ENC].privatekey == NULL) ||
1584 (EVP_PKEY_size(s->cert->pkeys[SSL_PKEY_RSA_ENC].privatekey) > (512/8))))
1587 case SSL_CTRL_SET_TMP_RSA:
1589 RSA *rsa = (RSA *)parg;
1592 SSLerr(SSL_F_SSL3_CTRL, ERR_R_PASSED_NULL_PARAMETER);
1595 if ((rsa = RSAPrivateKey_dup(rsa)) == NULL)
1597 SSLerr(SSL_F_SSL3_CTRL, ERR_R_RSA_LIB);
1600 if (s->cert->rsa_tmp != NULL)
1601 RSA_free(s->cert->rsa_tmp);
1602 s->cert->rsa_tmp = rsa;
1606 case SSL_CTRL_SET_TMP_RSA_CB:
1608 SSLerr(SSL_F_SSL3_CTRL, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
1613 #ifndef OPENSSL_NO_DH
1614 case SSL_CTRL_SET_TMP_DH:
1616 DH *dh = (DH *)parg;
1619 SSLerr(SSL_F_SSL3_CTRL, ERR_R_PASSED_NULL_PARAMETER);
1622 if ((dh = DHparams_dup(dh)) == NULL)
1624 SSLerr(SSL_F_SSL3_CTRL, ERR_R_DH_LIB);
1627 if (!(s->options & SSL_OP_SINGLE_DH_USE))
1629 if (!DH_generate_key(dh))
1632 SSLerr(SSL_F_SSL3_CTRL, ERR_R_DH_LIB);
1636 if (s->cert->dh_tmp != NULL)
1637 DH_free(s->cert->dh_tmp);
1638 s->cert->dh_tmp = dh;
1642 case SSL_CTRL_SET_TMP_DH_CB:
1644 SSLerr(SSL_F_SSL3_CTRL, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
1649 #ifndef OPENSSL_NO_ECDH
1650 case SSL_CTRL_SET_TMP_ECDH:
1652 EC_KEY *ecdh = NULL;
1656 SSLerr(SSL_F_SSL3_CTRL, ERR_R_PASSED_NULL_PARAMETER);
1659 if (!EC_KEY_up_ref((EC_KEY *)parg))
1661 SSLerr(SSL_F_SSL3_CTRL,ERR_R_ECDH_LIB);
1664 ecdh = (EC_KEY *)parg;
1665 if (!(s->options & SSL_OP_SINGLE_ECDH_USE))
1667 if (!EC_KEY_generate_key(ecdh))
1670 SSLerr(SSL_F_SSL3_CTRL,ERR_R_ECDH_LIB);
1674 if (s->cert->ecdh_tmp != NULL)
1675 EC_KEY_free(s->cert->ecdh_tmp);
1676 s->cert->ecdh_tmp = ecdh;
1680 case SSL_CTRL_SET_TMP_ECDH_CB:
1682 SSLerr(SSL_F_SSL3_CTRL, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
1686 #endif /* !OPENSSL_NO_ECDH */
1693 long ssl3_callback_ctrl(SSL *s, int cmd, void (*fp)(void))
1697 #if !defined(OPENSSL_NO_DSA) || !defined(OPENSSL_NO_RSA)
1699 #ifndef OPENSSL_NO_RSA
1700 cmd == SSL_CTRL_SET_TMP_RSA_CB ||
1702 #ifndef OPENSSL_NO_DSA
1703 cmd == SSL_CTRL_SET_TMP_DH_CB ||
1707 if (!ssl_cert_inst(&s->cert))
1709 SSLerr(SSL_F_SSL3_CALLBACK_CTRL, ERR_R_MALLOC_FAILURE);
1717 #ifndef OPENSSL_NO_RSA
1718 case SSL_CTRL_SET_TMP_RSA_CB:
1720 s->cert->rsa_tmp_cb = (RSA *(*)(SSL *, int, int))fp;
1724 #ifndef OPENSSL_NO_DH
1725 case SSL_CTRL_SET_TMP_DH_CB:
1727 s->cert->dh_tmp_cb = (DH *(*)(SSL *, int, int))fp;
1731 #ifndef OPENSSL_NO_ECDH
1732 case SSL_CTRL_SET_TMP_ECDH_CB:
1734 s->cert->ecdh_tmp_cb = (EC_KEY *(*)(SSL *, int, int))fp;
1744 long ssl3_ctx_ctrl(SSL_CTX *ctx, int cmd, long larg, void *parg)
1752 #ifndef OPENSSL_NO_RSA
1753 case SSL_CTRL_NEED_TMP_RSA:
1754 if ( (cert->rsa_tmp == NULL) &&
1755 ((cert->pkeys[SSL_PKEY_RSA_ENC].privatekey == NULL) ||
1756 (EVP_PKEY_size(cert->pkeys[SSL_PKEY_RSA_ENC].privatekey) > (512/8)))
1762 case SSL_CTRL_SET_TMP_RSA:
1773 if ((rsa=RSAPrivateKey_dup(rsa)) == NULL)
1778 SSLerr(SSL_F_SSL3_CTX_CTRL,ERR_R_RSA_LIB);
1783 if (cert->rsa_tmp != NULL)
1784 RSA_free(cert->rsa_tmp);
1790 case SSL_CTRL_SET_TMP_RSA_CB:
1792 SSLerr(SSL_F_SSL3_CTX_CTRL, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
1797 #ifndef OPENSSL_NO_DH
1798 case SSL_CTRL_SET_TMP_DH:
1803 if ((new=DHparams_dup(dh)) == NULL)
1805 SSLerr(SSL_F_SSL3_CTX_CTRL,ERR_R_DH_LIB);
1808 if (!(ctx->options & SSL_OP_SINGLE_DH_USE))
1810 if (!DH_generate_key(new))
1812 SSLerr(SSL_F_SSL3_CTX_CTRL,ERR_R_DH_LIB);
1817 if (cert->dh_tmp != NULL)
1818 DH_free(cert->dh_tmp);
1823 case SSL_CTRL_SET_TMP_DH_CB:
1825 SSLerr(SSL_F_SSL3_CTX_CTRL, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
1830 #ifndef OPENSSL_NO_ECDH
1831 case SSL_CTRL_SET_TMP_ECDH:
1833 EC_KEY *ecdh = NULL;
1837 SSLerr(SSL_F_SSL3_CTX_CTRL,ERR_R_ECDH_LIB);
1840 if (!EC_KEY_up_ref((EC_KEY *)parg))
1842 SSLerr(SSL_F_SSL3_CTX_CTRL,ERR_R_ECDH_LIB);
1845 ecdh = (EC_KEY *)parg;
1846 if (!(ctx->options & SSL_OP_SINGLE_ECDH_USE))
1848 if (!EC_KEY_generate_key(ecdh))
1851 SSLerr(SSL_F_SSL3_CTX_CTRL,ERR_R_ECDH_LIB);
1856 if (cert->ecdh_tmp != NULL)
1858 EC_KEY_free(cert->ecdh_tmp);
1860 cert->ecdh_tmp = ecdh;
1864 case SSL_CTRL_SET_TMP_ECDH_CB:
1866 SSLerr(SSL_F_SSL3_CTX_CTRL, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
1870 #endif /* !OPENSSL_NO_ECDH */
1871 /* A Thawte special :-) */
1872 case SSL_CTRL_EXTRA_CHAIN_CERT:
1873 if (ctx->extra_certs == NULL)
1875 if ((ctx->extra_certs=sk_X509_new_null()) == NULL)
1878 sk_X509_push(ctx->extra_certs,(X509 *)parg);
1887 long ssl3_ctx_callback_ctrl(SSL_CTX *ctx, int cmd, void (*fp)(void))
1895 #ifndef OPENSSL_NO_RSA
1896 case SSL_CTRL_SET_TMP_RSA_CB:
1898 cert->rsa_tmp_cb = (RSA *(*)(SSL *, int, int))fp;
1902 #ifndef OPENSSL_NO_DH
1903 case SSL_CTRL_SET_TMP_DH_CB:
1905 cert->dh_tmp_cb = (DH *(*)(SSL *, int, int))fp;
1909 #ifndef OPENSSL_NO_ECDH
1910 case SSL_CTRL_SET_TMP_ECDH_CB:
1912 cert->ecdh_tmp_cb = (EC_KEY *(*)(SSL *, int, int))fp;
1922 /* This function needs to check if the ciphers required are actually
1924 SSL_CIPHER *ssl3_get_cipher_by_char(const unsigned char *p)
1927 static SSL_CIPHER *sorted[SSL3_NUM_CIPHERS];
1928 SSL_CIPHER c,*cp= &c,**cpp;
1934 CRYPTO_w_lock(CRYPTO_LOCK_SSL);
1938 for (i=0; i<SSL3_NUM_CIPHERS; i++)
1939 sorted[i]= &(ssl3_ciphers[i]);
1942 SSL3_NUM_CIPHERS,sizeof(SSL_CIPHER *),
1943 FP_ICC ssl_cipher_ptr_id_cmp);
1948 CRYPTO_w_unlock(CRYPTO_LOCK_SSL);
1951 id=0x03000000L|((unsigned long)p[0]<<8L)|(unsigned long)p[1];
1953 cpp=(SSL_CIPHER **)OBJ_bsearch((char *)&cp,
1955 SSL3_NUM_CIPHERS,sizeof(SSL_CIPHER *),
1956 FP_ICC ssl_cipher_ptr_id_cmp);
1957 if ((cpp == NULL) || !(*cpp)->valid)
1963 int ssl3_put_cipher_by_char(const SSL_CIPHER *c, unsigned char *p)
1970 if ((l & 0xff000000) != 0x03000000) return(0);
1971 p[0]=((unsigned char)(l>> 8L))&0xFF;
1972 p[1]=((unsigned char)(l ))&0xFF;
1977 SSL_CIPHER *ssl3_choose_cipher(SSL *s, STACK_OF(SSL_CIPHER) *clnt,
1978 STACK_OF(SSL_CIPHER) *srvr)
1980 SSL_CIPHER *c,*ret=NULL;
1981 STACK_OF(SSL_CIPHER) *prio, *allow;
1984 unsigned long alg,mask,emask;
1986 /* Let's see which ciphers we can support */
1990 /* Do not set the compare functions, because this may lead to a
1991 * reordering by "id". We want to keep the original ordering.
1992 * We may pay a price in performance during sk_SSL_CIPHER_find(),
1993 * but would have to pay with the price of sk_SSL_CIPHER_dup().
1995 sk_SSL_CIPHER_set_cmp_func(srvr, ssl_cipher_ptr_id_cmp);
1996 sk_SSL_CIPHER_set_cmp_func(clnt, ssl_cipher_ptr_id_cmp);
2000 printf("Server has %d from %p:\n", sk_SSL_CIPHER_num(srvr), srvr);
2001 for(i=0 ; i < sk_SSL_CIPHER_num(srvr) ; ++i)
2003 c=sk_SSL_CIPHER_value(srvr,i);
2004 printf("%p:%s\n",c,c->name);
2006 printf("Client sent %d from %p:\n", sk_SSL_CIPHER_num(clnt), clnt);
2007 for(i=0 ; i < sk_SSL_CIPHER_num(clnt) ; ++i)
2009 c=sk_SSL_CIPHER_value(clnt,i);
2010 printf("%p:%s\n",c,c->name);
2014 if (s->options & SSL_OP_CIPHER_SERVER_PREFERENCE)
2025 for (i=0; i<sk_SSL_CIPHER_num(prio); i++)
2027 c=sk_SSL_CIPHER_value(prio,i);
2029 ssl_set_cert_masks(cert,c);
2031 emask=cert->export_mask;
2034 printf("ssl3_choose_cipher %d alg= %lx\n", i,c->algorithms);
2035 #endif /* KSSL_DEBUG */
2037 alg=c->algorithms&(SSL_MKEY_MASK|SSL_AUTH_MASK);
2038 #ifndef OPENSSL_NO_KRB5
2041 if ( !kssl_keytab_is_available(s->kssl_ctx) )
2044 #endif /* OPENSSL_NO_KRB5 */
2045 if (SSL_C_IS_EXPORT(c))
2047 ok=((alg & emask) == alg)?1:0;
2049 printf("%d:[%08lX:%08lX]%p:%s (export)\n",ok,alg,emask,
2055 ok=((alg & mask) == alg)?1:0;
2057 printf("%d:[%08lX:%08lX]%p:%s\n",ok,alg,mask,c,
2063 j=sk_SSL_CIPHER_find(allow,c);
2066 ret=sk_SSL_CIPHER_value(allow,j);
2073 int ssl3_get_req_cert_type(SSL *s, unsigned char *p)
2078 alg=s->s3->tmp.new_cipher->algorithms;
2080 #ifndef OPENSSL_NO_DH
2081 if (alg & (SSL_kDHr|SSL_kEDH))
2083 # ifndef OPENSSL_NO_RSA
2084 p[ret++]=SSL3_CT_RSA_FIXED_DH;
2086 # ifndef OPENSSL_NO_DSA
2087 p[ret++]=SSL3_CT_DSS_FIXED_DH;
2090 if ((s->version == SSL3_VERSION) &&
2091 (alg & (SSL_kEDH|SSL_kDHd|SSL_kDHr)))
2093 # ifndef OPENSSL_NO_RSA
2094 p[ret++]=SSL3_CT_RSA_EPHEMERAL_DH;
2096 # ifndef OPENSSL_NO_DSA
2097 p[ret++]=SSL3_CT_DSS_EPHEMERAL_DH;
2100 #endif /* !OPENSSL_NO_DH */
2101 #ifndef OPENSSL_NO_RSA
2102 p[ret++]=SSL3_CT_RSA_SIGN;
2104 #ifndef OPENSSL_NO_DSA
2105 p[ret++]=SSL3_CT_DSS_SIGN;
2107 #ifndef OPENSSL_NO_ECDH
2108 /* We should ask for fixed ECDH certificates only
2109 * for SSL_kECDH (and not SSL_kECDHE)
2111 if ((alg & SSL_kECDH) && (s->version >= TLS1_VERSION))
2113 p[ret++]=TLS_CT_RSA_FIXED_ECDH;
2114 p[ret++]=TLS_CT_ECDSA_FIXED_ECDH;
2118 #ifndef OPENSSL_NO_ECDSA
2119 /* ECDSA certs can be used with RSA cipher suites as well
2120 * so we don't need to check for SSL_kECDH or SSL_kECDHE
2122 if (s->version >= TLS1_VERSION)
2124 p[ret++]=TLS_CT_ECDSA_SIGN;
2130 int ssl3_shutdown(SSL *s)
2133 /* Don't do anything much if we have not done the handshake or
2134 * we don't want to send messages :-) */
2135 if ((s->quiet_shutdown) || (s->state == SSL_ST_BEFORE))
2137 s->shutdown=(SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN);
2141 if (!(s->shutdown & SSL_SENT_SHUTDOWN))
2143 s->shutdown|=SSL_SENT_SHUTDOWN;
2145 ssl3_send_alert(s,SSL3_AL_WARNING,SSL_AD_CLOSE_NOTIFY);
2147 /* our shutdown alert has been sent now, and if it still needs
2148 * to be written, s->s3->alert_dispatch will be true */
2150 else if (s->s3->alert_dispatch)
2152 /* resend it if not sent */
2154 s->method->ssl_dispatch_alert(s);
2157 else if (!(s->shutdown & SSL_RECEIVED_SHUTDOWN))
2159 /* If we are waiting for a close from our peer, we are closed */
2160 s->method->ssl_read_bytes(s,0,NULL,0,0);
2163 if ((s->shutdown == (SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN)) &&
2164 !s->s3->alert_dispatch)
2170 int ssl3_write(SSL *s, const void *buf, int len)
2175 if (s->shutdown & SSL_SEND_SHUTDOWN)
2177 s->rwstate=SSL_NOTHING;
2182 if (s->s3->renegotiate) ssl3_renegotiate_check(s);
2184 /* This is an experimental flag that sends the
2185 * last handshake message in the same packet as the first
2186 * use data - used to see if it helps the TCP protocol during
2187 * session-id reuse */
2188 /* The second test is because the buffer may have been removed */
2189 if ((s->s3->flags & SSL3_FLAGS_POP_BUFFER) && (s->wbio == s->bbio))
2191 /* First time through, we write into the buffer */
2192 if (s->s3->delay_buf_pop_ret == 0)
2194 ret=ssl3_write_bytes(s,SSL3_RT_APPLICATION_DATA,
2196 if (ret <= 0) return(ret);
2198 s->s3->delay_buf_pop_ret=ret;
2201 s->rwstate=SSL_WRITING;
2202 n=BIO_flush(s->wbio);
2203 if (n <= 0) return(n);
2204 s->rwstate=SSL_NOTHING;
2206 /* We have flushed the buffer, so remove it */
2207 ssl_free_wbio_buffer(s);
2208 s->s3->flags&= ~SSL3_FLAGS_POP_BUFFER;
2210 ret=s->s3->delay_buf_pop_ret;
2211 s->s3->delay_buf_pop_ret=0;
2215 ret=s->method->ssl_write_bytes(s,SSL3_RT_APPLICATION_DATA,
2217 if (ret <= 0) return(ret);
2223 static int ssl3_read_internal(SSL *s, void *buf, int len, int peek)
2228 if (s->s3->renegotiate) ssl3_renegotiate_check(s);
2229 s->s3->in_read_app_data=1;
2230 ret=s->method->ssl_read_bytes(s,SSL3_RT_APPLICATION_DATA,buf,len,peek);
2231 if ((ret == -1) && (s->s3->in_read_app_data == 2))
2233 /* ssl3_read_bytes decided to call s->handshake_func, which
2234 * called ssl3_read_bytes to read handshake data.
2235 * However, ssl3_read_bytes actually found application data
2236 * and thinks that application data makes sense here; so disable
2237 * handshake processing and try to read application data again. */
2239 ret=s->method->ssl_read_bytes(s,SSL3_RT_APPLICATION_DATA,buf,len,peek);
2243 s->s3->in_read_app_data=0;
2248 int ssl3_read(SSL *s, void *buf, int len)
2250 return ssl3_read_internal(s, buf, len, 0);
2253 int ssl3_peek(SSL *s, void *buf, int len)
2255 return ssl3_read_internal(s, buf, len, 1);
2258 int ssl3_renegotiate(SSL *s)
2260 if (s->handshake_func == NULL)
2263 if (s->s3->flags & SSL3_FLAGS_NO_RENEGOTIATE_CIPHERS)
2266 s->s3->renegotiate=1;
2270 int ssl3_renegotiate_check(SSL *s)
2274 if (s->s3->renegotiate)
2276 if ( (s->s3->rbuf.left == 0) &&
2277 (s->s3->wbuf.left == 0) &&
2281 if we are the server, and we have sent a 'RENEGOTIATE' message, we
2282 need to go to SSL_ST_ACCEPT.
2285 s->state=SSL_ST_RENEGOTIATE;
2286 s->s3->renegotiate=0;
2287 s->s3->num_renegotiations++;
2288 s->s3->total_renegotiations++;