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) 1998-2006 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 #ifndef OPENSSL_NO_DH
131 # include <openssl/dh.h>
133 #include <openssl/pq_compat.h>
135 const char ssl3_version_str[] = "SSLv3" OPENSSL_VERSION_PTEXT;
137 #define SSL3_NUM_CIPHERS (sizeof(ssl3_ciphers)/sizeof(SSL_CIPHER))
139 /* list of available SSLv3 ciphers (sorted by id) */
140 OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[] = {
141 /* The RSA ciphers */
145 SSL3_TXT_RSA_NULL_MD5,
146 SSL3_CK_RSA_NULL_MD5,
147 SSL_kRSA | SSL_aRSA | SSL_eNULL | SSL_MD5 | SSL_SSLV3,
148 SSL_NOT_EXP | SSL_STRONG_NONE,
158 SSL3_TXT_RSA_NULL_SHA,
159 SSL3_CK_RSA_NULL_SHA,
160 SSL_kRSA | SSL_aRSA | SSL_eNULL | SSL_SHA1 | SSL_SSLV3,
161 SSL_NOT_EXP | SSL_STRONG_NONE | SSL_FIPS,
171 SSL3_TXT_RSA_RC4_40_MD5,
172 SSL3_CK_RSA_RC4_40_MD5,
173 SSL_kRSA | SSL_aRSA | SSL_RC4 | SSL_MD5 | SSL_SSLV3,
174 SSL_EXPORT | SSL_EXP40,
184 SSL3_TXT_RSA_RC4_128_MD5,
185 SSL3_CK_RSA_RC4_128_MD5,
186 SSL_kRSA | SSL_aRSA | SSL_RC4 | SSL_MD5 | SSL_SSLV3,
187 SSL_NOT_EXP | SSL_MEDIUM,
197 SSL3_TXT_RSA_RC4_128_SHA,
198 SSL3_CK_RSA_RC4_128_SHA,
199 SSL_kRSA | SSL_aRSA | SSL_RC4 | SSL_SHA1 | SSL_SSLV3,
200 SSL_NOT_EXP | SSL_MEDIUM,
210 SSL3_TXT_RSA_RC2_40_MD5,
211 SSL3_CK_RSA_RC2_40_MD5,
212 SSL_kRSA | SSL_aRSA | SSL_RC2 | SSL_MD5 | SSL_SSLV3,
213 SSL_EXPORT | SSL_EXP40,
221 #ifndef OPENSSL_NO_IDEA
224 SSL3_TXT_RSA_IDEA_128_SHA,
225 SSL3_CK_RSA_IDEA_128_SHA,
226 SSL_kRSA | SSL_aRSA | SSL_IDEA | SSL_SHA1 | SSL_SSLV3,
227 SSL_NOT_EXP | SSL_MEDIUM,
238 SSL3_TXT_RSA_DES_40_CBC_SHA,
239 SSL3_CK_RSA_DES_40_CBC_SHA,
240 SSL_kRSA | SSL_aRSA | SSL_DES | SSL_SHA1 | SSL_SSLV3,
241 SSL_EXPORT | SSL_EXP40,
251 SSL3_TXT_RSA_DES_64_CBC_SHA,
252 SSL3_CK_RSA_DES_64_CBC_SHA,
253 SSL_kRSA | SSL_aRSA | SSL_DES | SSL_SHA1 | SSL_SSLV3,
254 SSL_NOT_EXP | SSL_LOW,
264 SSL3_TXT_RSA_DES_192_CBC3_SHA,
265 SSL3_CK_RSA_DES_192_CBC3_SHA,
266 SSL_kRSA | SSL_aRSA | SSL_3DES | SSL_SHA1 | SSL_SSLV3,
267 SSL_NOT_EXP | SSL_HIGH | SSL_FIPS,
278 SSL3_TXT_DH_DSS_DES_40_CBC_SHA,
279 SSL3_CK_DH_DSS_DES_40_CBC_SHA,
280 SSL_kDHd | SSL_aDH | SSL_DES | SSL_SHA1 | SSL_SSLV3,
281 SSL_EXPORT | SSL_EXP40,
291 SSL3_TXT_DH_DSS_DES_64_CBC_SHA,
292 SSL3_CK_DH_DSS_DES_64_CBC_SHA,
293 SSL_kDHd | SSL_aDH | SSL_DES | SSL_SHA1 | SSL_SSLV3,
294 SSL_NOT_EXP | SSL_LOW,
304 SSL3_TXT_DH_DSS_DES_192_CBC3_SHA,
305 SSL3_CK_DH_DSS_DES_192_CBC3_SHA,
306 SSL_kDHd | SSL_aDH | SSL_3DES | SSL_SHA1 | SSL_SSLV3,
307 SSL_NOT_EXP | SSL_HIGH | SSL_FIPS,
317 SSL3_TXT_DH_RSA_DES_40_CBC_SHA,
318 SSL3_CK_DH_RSA_DES_40_CBC_SHA,
319 SSL_kDHr | SSL_aDH | SSL_DES | SSL_SHA1 | SSL_SSLV3,
320 SSL_EXPORT | SSL_EXP40,
330 SSL3_TXT_DH_RSA_DES_64_CBC_SHA,
331 SSL3_CK_DH_RSA_DES_64_CBC_SHA,
332 SSL_kDHr | SSL_aDH | SSL_DES | SSL_SHA1 | SSL_SSLV3,
333 SSL_NOT_EXP | SSL_LOW,
343 SSL3_TXT_DH_RSA_DES_192_CBC3_SHA,
344 SSL3_CK_DH_RSA_DES_192_CBC3_SHA,
345 SSL_kDHr | SSL_aDH | SSL_3DES | SSL_SHA1 | SSL_SSLV3,
346 SSL_NOT_EXP | SSL_HIGH | SSL_FIPS,
354 /* The Ephemeral DH ciphers */
358 SSL3_TXT_EDH_DSS_DES_40_CBC_SHA,
359 SSL3_CK_EDH_DSS_DES_40_CBC_SHA,
360 SSL_kEDH | SSL_aDSS | SSL_DES | SSL_SHA1 | SSL_SSLV3,
361 SSL_EXPORT | SSL_EXP40,
371 SSL3_TXT_EDH_DSS_DES_64_CBC_SHA,
372 SSL3_CK_EDH_DSS_DES_64_CBC_SHA,
373 SSL_kEDH | SSL_aDSS | SSL_DES | SSL_SHA1 | SSL_SSLV3,
374 SSL_NOT_EXP | SSL_LOW,
384 SSL3_TXT_EDH_DSS_DES_192_CBC3_SHA,
385 SSL3_CK_EDH_DSS_DES_192_CBC3_SHA,
386 SSL_kEDH | SSL_aDSS | SSL_3DES | SSL_SHA1 | SSL_SSLV3,
387 SSL_NOT_EXP | SSL_HIGH | SSL_FIPS,
397 SSL3_TXT_EDH_RSA_DES_40_CBC_SHA,
398 SSL3_CK_EDH_RSA_DES_40_CBC_SHA,
399 SSL_kEDH | SSL_aRSA | SSL_DES | SSL_SHA1 | SSL_SSLV3,
400 SSL_EXPORT | SSL_EXP40,
410 SSL3_TXT_EDH_RSA_DES_64_CBC_SHA,
411 SSL3_CK_EDH_RSA_DES_64_CBC_SHA,
412 SSL_kEDH | SSL_aRSA | SSL_DES | SSL_SHA1 | SSL_SSLV3,
413 SSL_NOT_EXP | SSL_LOW,
423 SSL3_TXT_EDH_RSA_DES_192_CBC3_SHA,
424 SSL3_CK_EDH_RSA_DES_192_CBC3_SHA,
425 SSL_kEDH | SSL_aRSA | SSL_3DES | SSL_SHA1 | SSL_SSLV3,
426 SSL_NOT_EXP | SSL_HIGH | SSL_FIPS,
436 SSL3_TXT_ADH_RC4_40_MD5,
437 SSL3_CK_ADH_RC4_40_MD5,
438 SSL_kEDH | SSL_aNULL | SSL_RC4 | SSL_MD5 | SSL_SSLV3,
439 SSL_EXPORT | SSL_EXP40,
449 SSL3_TXT_ADH_RC4_128_MD5,
450 SSL3_CK_ADH_RC4_128_MD5,
451 SSL_kEDH | SSL_aNULL | SSL_RC4 | SSL_MD5 | SSL_SSLV3,
452 SSL_NOT_EXP | SSL_MEDIUM,
462 SSL3_TXT_ADH_DES_40_CBC_SHA,
463 SSL3_CK_ADH_DES_40_CBC_SHA,
464 SSL_kEDH | SSL_aNULL | SSL_DES | SSL_SHA1 | SSL_SSLV3,
465 SSL_EXPORT | SSL_EXP40,
475 SSL3_TXT_ADH_DES_64_CBC_SHA,
476 SSL3_CK_ADH_DES_64_CBC_SHA,
477 SSL_kEDH | SSL_aNULL | SSL_DES | SSL_SHA1 | SSL_SSLV3,
478 SSL_NOT_EXP | SSL_LOW,
488 SSL3_TXT_ADH_DES_192_CBC_SHA,
489 SSL3_CK_ADH_DES_192_CBC_SHA,
490 SSL_kEDH | SSL_aNULL | SSL_3DES | SSL_SHA1 | SSL_SSLV3,
491 SSL_NOT_EXP | SSL_HIGH | SSL_FIPS,
503 SSL3_TXT_FZA_DMS_NULL_SHA,
504 SSL3_CK_FZA_DMS_NULL_SHA,
505 SSL_kFZA | SSL_aFZA | SSL_eNULL | SSL_SHA1 | SSL_SSLV3,
506 SSL_NOT_EXP | SSL_STRONG_NONE,
517 SSL3_TXT_FZA_DMS_FZA_SHA,
518 SSL3_CK_FZA_DMS_FZA_SHA,
519 SSL_kFZA | SSL_aFZA | SSL_eFZA | SSL_SHA1 | SSL_SSLV3,
520 SSL_NOT_EXP | SSL_STRONG_NONE,
532 SSL3_TXT_FZA_DMS_RC4_SHA,
533 SSL3_CK_FZA_DMS_RC4_SHA,
534 SSL_kFZA | SSL_aFZA | SSL_RC4 | SSL_SHA1 | SSL_SSLV3,
535 SSL_NOT_EXP | SSL_MEDIUM,
544 #ifndef OPENSSL_NO_KRB5
545 /* The Kerberos ciphers */
549 SSL3_TXT_KRB5_DES_64_CBC_SHA,
550 SSL3_CK_KRB5_DES_64_CBC_SHA,
551 SSL_kKRB5 | SSL_aKRB5 | SSL_DES | SSL_SHA1 | SSL_SSLV3,
552 SSL_NOT_EXP | SSL_LOW,
563 SSL3_TXT_KRB5_DES_192_CBC3_SHA,
564 SSL3_CK_KRB5_DES_192_CBC3_SHA,
565 SSL_kKRB5 | SSL_aKRB5 | SSL_3DES | SSL_SHA1 | SSL_SSLV3,
566 SSL_NOT_EXP | SSL_HIGH | SSL_FIPS,
577 SSL3_TXT_KRB5_RC4_128_SHA,
578 SSL3_CK_KRB5_RC4_128_SHA,
579 SSL_kKRB5 | SSL_aKRB5 | SSL_RC4 | SSL_SHA1 | SSL_SSLV3,
580 SSL_NOT_EXP | SSL_MEDIUM,
591 SSL3_TXT_KRB5_IDEA_128_CBC_SHA,
592 SSL3_CK_KRB5_IDEA_128_CBC_SHA,
593 SSL_kKRB5 | SSL_aKRB5 | SSL_IDEA | SSL_SHA1 | SSL_SSLV3,
594 SSL_NOT_EXP | SSL_MEDIUM,
605 SSL3_TXT_KRB5_DES_64_CBC_MD5,
606 SSL3_CK_KRB5_DES_64_CBC_MD5,
607 SSL_kKRB5 | SSL_aKRB5 | SSL_DES | SSL_MD5 | SSL_SSLV3,
608 SSL_NOT_EXP | SSL_LOW,
619 SSL3_TXT_KRB5_DES_192_CBC3_MD5,
620 SSL3_CK_KRB5_DES_192_CBC3_MD5,
621 SSL_kKRB5 | SSL_aKRB5 | SSL_3DES | SSL_MD5 | SSL_SSLV3,
622 SSL_NOT_EXP | SSL_HIGH,
633 SSL3_TXT_KRB5_RC4_128_MD5,
634 SSL3_CK_KRB5_RC4_128_MD5,
635 SSL_kKRB5 | SSL_aKRB5 | SSL_RC4 | SSL_MD5 | SSL_SSLV3,
636 SSL_NOT_EXP | SSL_MEDIUM,
647 SSL3_TXT_KRB5_IDEA_128_CBC_MD5,
648 SSL3_CK_KRB5_IDEA_128_CBC_MD5,
649 SSL_kKRB5 | SSL_aKRB5 | SSL_IDEA | SSL_MD5 | SSL_SSLV3,
650 SSL_NOT_EXP | SSL_MEDIUM,
661 SSL3_TXT_KRB5_DES_40_CBC_SHA,
662 SSL3_CK_KRB5_DES_40_CBC_SHA,
663 SSL_kKRB5 | SSL_aKRB5 | SSL_DES | SSL_SHA1 | SSL_SSLV3,
664 SSL_EXPORT | SSL_EXP40,
675 SSL3_TXT_KRB5_RC2_40_CBC_SHA,
676 SSL3_CK_KRB5_RC2_40_CBC_SHA,
677 SSL_kKRB5 | SSL_aKRB5 | SSL_RC2 | SSL_SHA1 | SSL_SSLV3,
678 SSL_EXPORT | SSL_EXP40,
689 SSL3_TXT_KRB5_RC4_40_SHA,
690 SSL3_CK_KRB5_RC4_40_SHA,
691 SSL_kKRB5 | SSL_aKRB5 | SSL_RC4 | SSL_SHA1 | SSL_SSLV3,
692 SSL_EXPORT | SSL_EXP40,
703 SSL3_TXT_KRB5_DES_40_CBC_MD5,
704 SSL3_CK_KRB5_DES_40_CBC_MD5,
705 SSL_kKRB5 | SSL_aKRB5 | SSL_DES | SSL_MD5 | SSL_SSLV3,
706 SSL_EXPORT | SSL_EXP40,
717 SSL3_TXT_KRB5_RC2_40_CBC_MD5,
718 SSL3_CK_KRB5_RC2_40_CBC_MD5,
719 SSL_kKRB5 | SSL_aKRB5 | SSL_RC2 | SSL_MD5 | SSL_SSLV3,
720 SSL_EXPORT | SSL_EXP40,
731 SSL3_TXT_KRB5_RC4_40_MD5,
732 SSL3_CK_KRB5_RC4_40_MD5,
733 SSL_kKRB5 | SSL_aKRB5 | SSL_RC4 | SSL_MD5 | SSL_SSLV3,
734 SSL_EXPORT | SSL_EXP40,
741 #endif /* OPENSSL_NO_KRB5 */
743 /* New AES ciphersuites */
747 TLS1_TXT_RSA_WITH_AES_128_SHA,
748 TLS1_CK_RSA_WITH_AES_128_SHA,
749 SSL_kRSA | SSL_aRSA | SSL_AES | SSL_SHA | SSL_TLSV1,
750 SSL_NOT_EXP | SSL_HIGH | SSL_FIPS,
760 TLS1_TXT_DH_DSS_WITH_AES_128_SHA,
761 TLS1_CK_DH_DSS_WITH_AES_128_SHA,
762 SSL_kDHd | SSL_aDH | SSL_AES | SSL_SHA | SSL_TLSV1,
763 SSL_NOT_EXP | SSL_HIGH | SSL_FIPS,
773 TLS1_TXT_DH_RSA_WITH_AES_128_SHA,
774 TLS1_CK_DH_RSA_WITH_AES_128_SHA,
775 SSL_kDHr | SSL_aDH | SSL_AES | SSL_SHA | SSL_TLSV1,
776 SSL_NOT_EXP | SSL_HIGH | SSL_FIPS,
786 TLS1_TXT_DHE_DSS_WITH_AES_128_SHA,
787 TLS1_CK_DHE_DSS_WITH_AES_128_SHA,
788 SSL_kEDH | SSL_aDSS | SSL_AES | SSL_SHA | SSL_TLSV1,
789 SSL_NOT_EXP | SSL_HIGH | SSL_FIPS,
799 TLS1_TXT_DHE_RSA_WITH_AES_128_SHA,
800 TLS1_CK_DHE_RSA_WITH_AES_128_SHA,
801 SSL_kEDH | SSL_aRSA | SSL_AES | SSL_SHA | SSL_TLSV1,
802 SSL_NOT_EXP | SSL_HIGH | SSL_FIPS,
812 TLS1_TXT_ADH_WITH_AES_128_SHA,
813 TLS1_CK_ADH_WITH_AES_128_SHA,
814 SSL_kEDH | SSL_aNULL | SSL_AES | SSL_SHA | SSL_TLSV1,
815 SSL_NOT_EXP | SSL_HIGH | SSL_FIPS,
826 TLS1_TXT_RSA_WITH_AES_256_SHA,
827 TLS1_CK_RSA_WITH_AES_256_SHA,
828 SSL_kRSA | SSL_aRSA | SSL_AES | SSL_SHA | SSL_TLSV1,
829 SSL_NOT_EXP | SSL_HIGH | SSL_FIPS,
839 TLS1_TXT_DH_DSS_WITH_AES_256_SHA,
840 TLS1_CK_DH_DSS_WITH_AES_256_SHA,
841 SSL_kDHd | SSL_aDH | SSL_AES | SSL_SHA | SSL_TLSV1,
842 SSL_NOT_EXP | SSL_HIGH | SSL_FIPS,
852 TLS1_TXT_DH_RSA_WITH_AES_256_SHA,
853 TLS1_CK_DH_RSA_WITH_AES_256_SHA,
854 SSL_kDHr | SSL_aDH | SSL_AES | SSL_SHA | SSL_TLSV1,
855 SSL_NOT_EXP | SSL_HIGH | SSL_FIPS,
865 TLS1_TXT_DHE_DSS_WITH_AES_256_SHA,
866 TLS1_CK_DHE_DSS_WITH_AES_256_SHA,
867 SSL_kEDH | SSL_aDSS | SSL_AES | SSL_SHA | SSL_TLSV1,
868 SSL_NOT_EXP | SSL_HIGH | SSL_FIPS,
878 TLS1_TXT_DHE_RSA_WITH_AES_256_SHA,
879 TLS1_CK_DHE_RSA_WITH_AES_256_SHA,
880 SSL_kEDH | SSL_aRSA | SSL_AES | SSL_SHA | SSL_TLSV1,
881 SSL_NOT_EXP | SSL_HIGH | SSL_FIPS,
891 TLS1_TXT_ADH_WITH_AES_256_SHA,
892 TLS1_CK_ADH_WITH_AES_256_SHA,
893 SSL_kEDH | SSL_aNULL | SSL_AES | SSL_SHA | SSL_TLSV1,
894 SSL_NOT_EXP | SSL_HIGH | SSL_FIPS,
902 #ifndef OPENSSL_NO_CAMELLIA
903 /* Camellia ciphersuites from RFC4132 (128-bit portion) */
908 TLS1_TXT_RSA_WITH_CAMELLIA_128_CBC_SHA,
909 TLS1_CK_RSA_WITH_CAMELLIA_128_CBC_SHA,
910 SSL_kRSA | SSL_aRSA | SSL_CAMELLIA | SSL_SHA | SSL_TLSV1,
911 SSL_NOT_EXP | SSL_HIGH,
919 0, /* not implemented (non-ephemeral DH) */
920 TLS1_TXT_DH_DSS_WITH_CAMELLIA_128_CBC_SHA,
921 TLS1_CK_DH_DSS_WITH_CAMELLIA_128_CBC_SHA,
922 SSL_kDHd | SSL_aDH | SSL_CAMELLIA | SSL_SHA | SSL_TLSV1,
923 SSL_NOT_EXP | SSL_HIGH,
931 0, /* not implemented (non-ephemeral DH) */
932 TLS1_TXT_DH_RSA_WITH_CAMELLIA_128_CBC_SHA,
933 TLS1_CK_DH_RSA_WITH_CAMELLIA_128_CBC_SHA,
934 SSL_kDHr | SSL_aDH | SSL_CAMELLIA | SSL_SHA | SSL_TLSV1,
935 SSL_NOT_EXP | SSL_HIGH,
944 TLS1_TXT_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA,
945 TLS1_CK_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA,
946 SSL_kEDH | SSL_aDSS | SSL_CAMELLIA | SSL_SHA | SSL_TLSV1,
947 SSL_NOT_EXP | SSL_HIGH,
956 TLS1_TXT_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA,
957 TLS1_CK_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA,
958 SSL_kEDH | SSL_aRSA | SSL_CAMELLIA | SSL_SHA | SSL_TLSV1,
959 SSL_NOT_EXP | SSL_HIGH,
968 TLS1_TXT_ADH_WITH_CAMELLIA_128_CBC_SHA,
969 TLS1_CK_ADH_WITH_CAMELLIA_128_CBC_SHA,
970 SSL_kEDH | SSL_aNULL | SSL_CAMELLIA | SSL_SHA | SSL_TLSV1,
971 SSL_NOT_EXP | SSL_HIGH,
977 #endif /* OPENSSL_NO_CAMELLIA */
979 #if TLS1_ALLOW_EXPERIMENTAL_CIPHERSUITES
980 /* New TLS Export CipherSuites from expired ID */
985 TLS1_TXT_RSA_EXPORT1024_WITH_RC4_56_MD5,
986 TLS1_CK_RSA_EXPORT1024_WITH_RC4_56_MD5,
987 SSL_kRSA | SSL_aRSA | SSL_RC4 | SSL_MD5 | SSL_TLSV1,
988 SSL_EXPORT | SSL_EXP56,
998 TLS1_TXT_RSA_EXPORT1024_WITH_RC2_CBC_56_MD5,
999 TLS1_CK_RSA_EXPORT1024_WITH_RC2_CBC_56_MD5,
1000 SSL_kRSA | SSL_aRSA | SSL_RC2 | SSL_MD5 | SSL_TLSV1,
1001 SSL_EXPORT | SSL_EXP56,
1012 TLS1_TXT_RSA_EXPORT1024_WITH_DES_CBC_SHA,
1013 TLS1_CK_RSA_EXPORT1024_WITH_DES_CBC_SHA,
1014 SSL_kRSA | SSL_aRSA | SSL_DES | SSL_SHA | SSL_TLSV1,
1015 SSL_EXPORT | SSL_EXP56,
1025 TLS1_TXT_DHE_DSS_EXPORT1024_WITH_DES_CBC_SHA,
1026 TLS1_CK_DHE_DSS_EXPORT1024_WITH_DES_CBC_SHA,
1027 SSL_kEDH | SSL_aDSS | SSL_DES | SSL_SHA | SSL_TLSV1,
1028 SSL_EXPORT | SSL_EXP56,
1038 TLS1_TXT_RSA_EXPORT1024_WITH_RC4_56_SHA,
1039 TLS1_CK_RSA_EXPORT1024_WITH_RC4_56_SHA,
1040 SSL_kRSA | SSL_aRSA | SSL_RC4 | SSL_SHA | SSL_TLSV1,
1041 SSL_EXPORT | SSL_EXP56,
1051 TLS1_TXT_DHE_DSS_EXPORT1024_WITH_RC4_56_SHA,
1052 TLS1_CK_DHE_DSS_EXPORT1024_WITH_RC4_56_SHA,
1053 SSL_kEDH | SSL_aDSS | SSL_RC4 | SSL_SHA | SSL_TLSV1,
1054 SSL_EXPORT | SSL_EXP56,
1064 TLS1_TXT_DHE_DSS_WITH_RC4_128_SHA,
1065 TLS1_CK_DHE_DSS_WITH_RC4_128_SHA,
1066 SSL_kEDH | SSL_aDSS | SSL_RC4 | SSL_SHA | SSL_TLSV1,
1067 SSL_NOT_EXP | SSL_MEDIUM,
1075 #ifndef OPENSSL_NO_CAMELLIA
1076 /* Camellia ciphersuites from RFC4132 (256-bit portion) */
1081 TLS1_TXT_RSA_WITH_CAMELLIA_256_CBC_SHA,
1082 TLS1_CK_RSA_WITH_CAMELLIA_256_CBC_SHA,
1083 SSL_kRSA | SSL_aRSA | SSL_CAMELLIA | SSL_SHA | SSL_TLSV1,
1084 SSL_NOT_EXP | SSL_HIGH,
1092 0, /* not implemented (non-ephemeral DH) */
1093 TLS1_TXT_DH_DSS_WITH_CAMELLIA_256_CBC_SHA,
1094 TLS1_CK_DH_DSS_WITH_CAMELLIA_256_CBC_SHA,
1095 SSL_kDHd | SSL_aDH | SSL_CAMELLIA | SSL_SHA | SSL_TLSV1,
1096 SSL_NOT_EXP | SSL_HIGH,
1104 0, /* not implemented (non-ephemeral DH) */
1105 TLS1_TXT_DH_RSA_WITH_CAMELLIA_256_CBC_SHA,
1106 TLS1_CK_DH_RSA_WITH_CAMELLIA_256_CBC_SHA,
1107 SSL_kDHr | SSL_aDH | SSL_CAMELLIA | SSL_SHA | SSL_TLSV1,
1108 SSL_NOT_EXP | SSL_HIGH,
1117 TLS1_TXT_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA,
1118 TLS1_CK_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA,
1119 SSL_kEDH | SSL_aDSS | SSL_CAMELLIA | SSL_SHA | SSL_TLSV1,
1120 SSL_NOT_EXP | SSL_HIGH,
1129 TLS1_TXT_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA,
1130 TLS1_CK_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA,
1131 SSL_kEDH | SSL_aRSA | SSL_CAMELLIA | SSL_SHA | SSL_TLSV1,
1132 SSL_NOT_EXP | SSL_HIGH,
1141 TLS1_TXT_ADH_WITH_CAMELLIA_256_CBC_SHA,
1142 TLS1_CK_ADH_WITH_CAMELLIA_256_CBC_SHA,
1143 SSL_kEDH | SSL_aNULL | SSL_CAMELLIA | SSL_SHA | SSL_TLSV1,
1144 SSL_NOT_EXP | SSL_HIGH,
1150 #endif /* OPENSSL_NO_CAMELLIA */
1152 #ifndef OPENSSL_NO_SEED
1153 /* SEED ciphersuites from RFC4162 */
1158 TLS1_TXT_RSA_WITH_SEED_SHA,
1159 TLS1_CK_RSA_WITH_SEED_SHA,
1160 SSL_kRSA | SSL_aRSA | SSL_SEED | SSL_SHA1 | SSL_TLSV1,
1161 SSL_NOT_EXP | SSL_MEDIUM,
1171 0, /* not implemented (non-ephemeral DH) */
1172 TLS1_TXT_DH_DSS_WITH_SEED_SHA,
1173 TLS1_CK_DH_DSS_WITH_SEED_SHA,
1174 SSL_kDHd | SSL_aDH | SSL_SEED | SSL_SHA1 | SSL_TLSV1,
1175 SSL_NOT_EXP | SSL_MEDIUM,
1185 0, /* not implemented (non-ephemeral DH) */
1186 TLS1_TXT_DH_RSA_WITH_SEED_SHA,
1187 TLS1_CK_DH_RSA_WITH_SEED_SHA,
1188 SSL_kDHr | SSL_aDH | SSL_SEED | SSL_SHA1 | SSL_TLSV1,
1189 SSL_NOT_EXP | SSL_MEDIUM,
1200 TLS1_TXT_DHE_DSS_WITH_SEED_SHA,
1201 TLS1_CK_DHE_DSS_WITH_SEED_SHA,
1202 SSL_kEDH | SSL_aDSS | SSL_SEED | SSL_SHA1 | SSL_TLSV1,
1203 SSL_NOT_EXP | SSL_MEDIUM,
1214 TLS1_TXT_DHE_RSA_WITH_SEED_SHA,
1215 TLS1_CK_DHE_RSA_WITH_SEED_SHA,
1216 SSL_kEDH | SSL_aRSA | SSL_SEED | SSL_SHA1 | SSL_TLSV1,
1217 SSL_NOT_EXP | SSL_MEDIUM,
1228 TLS1_TXT_ADH_WITH_SEED_SHA,
1229 TLS1_CK_ADH_WITH_SEED_SHA,
1230 SSL_kEDH | SSL_aNULL | SSL_SEED | SSL_SHA1 | SSL_TLSV1,
1231 SSL_NOT_EXP | SSL_MEDIUM,
1239 #endif /* OPENSSL_NO_SEED */
1241 #ifndef OPENSSL_NO_ECDH
1245 TLS1_TXT_ECDH_ECDSA_WITH_NULL_SHA,
1246 TLS1_CK_ECDH_ECDSA_WITH_NULL_SHA,
1247 SSL_kECDH | SSL_aECDSA | SSL_eNULL | SSL_SHA | SSL_TLSV1,
1259 TLS1_TXT_ECDH_ECDSA_WITH_RC4_128_SHA,
1260 TLS1_CK_ECDH_ECDSA_WITH_RC4_128_SHA,
1261 SSL_kECDH | SSL_aECDSA | SSL_RC4 | SSL_SHA | SSL_TLSV1,
1273 TLS1_TXT_ECDH_ECDSA_WITH_DES_192_CBC3_SHA,
1274 TLS1_CK_ECDH_ECDSA_WITH_DES_192_CBC3_SHA,
1275 SSL_kECDH | SSL_aECDSA | SSL_3DES | SSL_SHA | SSL_TLSV1,
1276 SSL_NOT_EXP | SSL_HIGH,
1287 TLS1_TXT_ECDH_ECDSA_WITH_AES_128_CBC_SHA,
1288 TLS1_CK_ECDH_ECDSA_WITH_AES_128_CBC_SHA,
1289 SSL_kECDH | SSL_aECDSA | SSL_AES | SSL_SHA | SSL_TLSV1,
1290 SSL_NOT_EXP | SSL_HIGH,
1301 TLS1_TXT_ECDH_ECDSA_WITH_AES_256_CBC_SHA,
1302 TLS1_CK_ECDH_ECDSA_WITH_AES_256_CBC_SHA,
1303 SSL_kECDH | SSL_aECDSA | SSL_AES | SSL_SHA | SSL_TLSV1,
1304 SSL_NOT_EXP | SSL_HIGH,
1315 TLS1_TXT_ECDHE_ECDSA_WITH_NULL_SHA,
1316 TLS1_CK_ECDHE_ECDSA_WITH_NULL_SHA,
1317 SSL_kECDHE | SSL_aECDSA | SSL_eNULL | SSL_SHA | SSL_TLSV1,
1329 TLS1_TXT_ECDHE_ECDSA_WITH_RC4_128_SHA,
1330 TLS1_CK_ECDHE_ECDSA_WITH_RC4_128_SHA,
1331 SSL_kECDHE | SSL_aECDSA | SSL_RC4 | SSL_SHA | SSL_TLSV1,
1343 TLS1_TXT_ECDHE_ECDSA_WITH_DES_192_CBC3_SHA,
1344 TLS1_CK_ECDHE_ECDSA_WITH_DES_192_CBC3_SHA,
1345 SSL_kECDHE | SSL_aECDSA | SSL_3DES | SSL_SHA | SSL_TLSV1,
1346 SSL_NOT_EXP | SSL_HIGH,
1357 TLS1_TXT_ECDHE_ECDSA_WITH_AES_128_CBC_SHA,
1358 TLS1_CK_ECDHE_ECDSA_WITH_AES_128_CBC_SHA,
1359 SSL_kECDHE | SSL_aECDSA | SSL_AES | SSL_SHA | SSL_TLSV1,
1360 SSL_NOT_EXP | SSL_HIGH,
1371 TLS1_TXT_ECDHE_ECDSA_WITH_AES_256_CBC_SHA,
1372 TLS1_CK_ECDHE_ECDSA_WITH_AES_256_CBC_SHA,
1373 SSL_kECDHE | SSL_aECDSA | SSL_AES | SSL_SHA | SSL_TLSV1,
1374 SSL_NOT_EXP | SSL_HIGH,
1385 TLS1_TXT_ECDH_RSA_WITH_NULL_SHA,
1386 TLS1_CK_ECDH_RSA_WITH_NULL_SHA,
1387 SSL_kECDH | SSL_aRSA | SSL_eNULL | SSL_SHA | SSL_TLSV1,
1399 TLS1_TXT_ECDH_RSA_WITH_RC4_128_SHA,
1400 TLS1_CK_ECDH_RSA_WITH_RC4_128_SHA,
1401 SSL_kECDH | SSL_aRSA | SSL_RC4 | SSL_SHA | SSL_TLSV1,
1413 TLS1_TXT_ECDH_RSA_WITH_DES_192_CBC3_SHA,
1414 TLS1_CK_ECDH_RSA_WITH_DES_192_CBC3_SHA,
1415 SSL_kECDH | SSL_aRSA | SSL_3DES | SSL_SHA | SSL_TLSV1,
1416 SSL_NOT_EXP | SSL_HIGH,
1427 TLS1_TXT_ECDH_RSA_WITH_AES_128_CBC_SHA,
1428 TLS1_CK_ECDH_RSA_WITH_AES_128_CBC_SHA,
1429 SSL_kECDH | SSL_aRSA | SSL_AES | SSL_SHA | SSL_TLSV1,
1430 SSL_NOT_EXP | SSL_HIGH,
1441 TLS1_TXT_ECDH_RSA_WITH_AES_256_CBC_SHA,
1442 TLS1_CK_ECDH_RSA_WITH_AES_256_CBC_SHA,
1443 SSL_kECDH | SSL_aRSA | SSL_AES | SSL_SHA | SSL_TLSV1,
1444 SSL_NOT_EXP | SSL_HIGH,
1455 TLS1_TXT_ECDHE_RSA_WITH_NULL_SHA,
1456 TLS1_CK_ECDHE_RSA_WITH_NULL_SHA,
1457 SSL_kECDHE | SSL_aRSA | SSL_eNULL | SSL_SHA | SSL_TLSV1,
1469 TLS1_TXT_ECDHE_RSA_WITH_RC4_128_SHA,
1470 TLS1_CK_ECDHE_RSA_WITH_RC4_128_SHA,
1471 SSL_kECDHE | SSL_aRSA | SSL_RC4 | SSL_SHA | SSL_TLSV1,
1483 TLS1_TXT_ECDHE_RSA_WITH_DES_192_CBC3_SHA,
1484 TLS1_CK_ECDHE_RSA_WITH_DES_192_CBC3_SHA,
1485 SSL_kECDHE | SSL_aRSA | SSL_3DES | SSL_SHA | SSL_TLSV1,
1486 SSL_NOT_EXP | SSL_HIGH,
1497 TLS1_TXT_ECDHE_RSA_WITH_AES_128_CBC_SHA,
1498 TLS1_CK_ECDHE_RSA_WITH_AES_128_CBC_SHA,
1499 SSL_kECDHE | SSL_aRSA | SSL_AES | SSL_SHA | SSL_TLSV1,
1500 SSL_NOT_EXP | SSL_HIGH,
1511 TLS1_TXT_ECDHE_RSA_WITH_AES_256_CBC_SHA,
1512 TLS1_CK_ECDHE_RSA_WITH_AES_256_CBC_SHA,
1513 SSL_kECDHE | SSL_aRSA | SSL_AES | SSL_SHA | SSL_TLSV1,
1514 SSL_NOT_EXP | SSL_HIGH,
1525 TLS1_TXT_ECDH_anon_WITH_NULL_SHA,
1526 TLS1_CK_ECDH_anon_WITH_NULL_SHA,
1527 SSL_kECDHE | SSL_aNULL | SSL_eNULL | SSL_SHA | SSL_TLSV1,
1539 TLS1_TXT_ECDH_anon_WITH_RC4_128_SHA,
1540 TLS1_CK_ECDH_anon_WITH_RC4_128_SHA,
1541 SSL_kECDHE | SSL_aNULL | SSL_RC4 | SSL_SHA | SSL_TLSV1,
1553 TLS1_TXT_ECDH_anon_WITH_DES_192_CBC3_SHA,
1554 TLS1_CK_ECDH_anon_WITH_DES_192_CBC3_SHA,
1555 SSL_kECDHE | SSL_aNULL | SSL_3DES | SSL_SHA | SSL_TLSV1,
1556 SSL_NOT_EXP | SSL_HIGH,
1567 TLS1_TXT_ECDH_anon_WITH_AES_128_CBC_SHA,
1568 TLS1_CK_ECDH_anon_WITH_AES_128_CBC_SHA,
1569 SSL_kECDHE | SSL_aNULL | SSL_AES | SSL_SHA | SSL_TLSV1,
1570 SSL_NOT_EXP | SSL_HIGH,
1581 TLS1_TXT_ECDH_anon_WITH_AES_256_CBC_SHA,
1582 TLS1_CK_ECDH_anon_WITH_AES_256_CBC_SHA,
1583 SSL_kECDHE | SSL_aNULL | SSL_AES | SSL_SHA | SSL_TLSV1,
1584 SSL_NOT_EXP | SSL_HIGH,
1591 #endif /* OPENSSL_NO_ECDH */
1596 SSL3_ENC_METHOD SSLv3_enc_data = {
1599 ssl3_setup_key_block,
1600 ssl3_generate_master_secret,
1601 ssl3_change_cipher_state,
1602 ssl3_final_finish_mac,
1603 MD5_DIGEST_LENGTH + SHA_DIGEST_LENGTH,
1604 ssl3_cert_verify_mac,
1605 SSL3_MD_CLIENT_FINISHED_CONST, 4,
1606 SSL3_MD_SERVER_FINISHED_CONST, 4,
1610 long ssl3_default_timeout(void)
1613 * 2 hours, the 24 hours mentioned in the SSLv3 spec is way too long for
1614 * http, the cache would over fill
1616 return (60 * 60 * 2);
1619 IMPLEMENT_ssl3_meth_func(sslv3_base_method,
1620 ssl_undefined_function,
1621 ssl_undefined_function, ssl_bad_method)
1623 int ssl3_num_ciphers(void)
1625 return (SSL3_NUM_CIPHERS);
1628 SSL_CIPHER *ssl3_get_cipher(unsigned int u)
1630 if (u < SSL3_NUM_CIPHERS)
1631 return (&(ssl3_ciphers[SSL3_NUM_CIPHERS - 1 - u]));
1636 int ssl3_pending(const SSL *s)
1638 if (s->rstate == SSL_ST_READ_BODY)
1641 return (s->s3->rrec.type ==
1642 SSL3_RT_APPLICATION_DATA) ? s->s3->rrec.length : 0;
1645 int ssl3_new(SSL *s)
1649 if ((s3 = OPENSSL_malloc(sizeof *s3)) == NULL)
1651 memset(s3, 0, sizeof *s3);
1652 EVP_MD_CTX_init(&s3->finish_dgst1);
1653 EVP_MD_CTX_init(&s3->finish_dgst2);
1654 pq_64bit_init(&(s3->rrec.seq_num));
1655 pq_64bit_init(&(s3->wrec.seq_num));
1659 s->method->ssl_clear(s);
1665 void ssl3_free(SSL *s)
1670 ssl3_cleanup_key_block(s);
1671 if (s->s3->rbuf.buf != NULL)
1672 OPENSSL_free(s->s3->rbuf.buf);
1673 if (s->s3->wbuf.buf != NULL)
1674 OPENSSL_free(s->s3->wbuf.buf);
1675 if (s->s3->rrec.comp != NULL)
1676 OPENSSL_free(s->s3->rrec.comp);
1677 #ifndef OPENSSL_NO_DH
1678 if (s->s3->tmp.dh != NULL)
1679 DH_free(s->s3->tmp.dh);
1681 #ifndef OPENSSL_NO_ECDH
1682 if (s->s3->tmp.ecdh != NULL)
1683 EC_KEY_free(s->s3->tmp.ecdh);
1686 if (s->s3->tmp.ca_names != NULL)
1687 sk_X509_NAME_pop_free(s->s3->tmp.ca_names, X509_NAME_free);
1688 EVP_MD_CTX_cleanup(&s->s3->finish_dgst1);
1689 EVP_MD_CTX_cleanup(&s->s3->finish_dgst2);
1690 pq_64bit_free(&(s->s3->rrec.seq_num));
1691 pq_64bit_free(&(s->s3->wrec.seq_num));
1693 OPENSSL_cleanse(s->s3, sizeof *s->s3);
1694 OPENSSL_free(s->s3);
1698 void ssl3_clear(SSL *s)
1700 unsigned char *rp, *wp;
1703 ssl3_cleanup_key_block(s);
1704 if (s->s3->tmp.ca_names != NULL)
1705 sk_X509_NAME_pop_free(s->s3->tmp.ca_names, X509_NAME_free);
1707 if (s->s3->rrec.comp != NULL) {
1708 OPENSSL_free(s->s3->rrec.comp);
1709 s->s3->rrec.comp = NULL;
1711 #ifndef OPENSSL_NO_DH
1712 if (s->s3->tmp.dh != NULL) {
1713 DH_free(s->s3->tmp.dh);
1714 s->s3->tmp.dh = NULL;
1717 #ifndef OPENSSL_NO_ECDH
1718 if (s->s3->tmp.ecdh != NULL) {
1719 EC_KEY_free(s->s3->tmp.ecdh);
1720 s->s3->tmp.ecdh = NULL;
1723 #ifndef OPENSSL_NO_TLSEXT
1724 # ifndef OPENSSL_NO_EC
1725 s->s3->is_probably_safari = 0;
1726 # endif /* !OPENSSL_NO_EC */
1727 #endif /* !OPENSSL_NO_TLSEXT */
1729 rp = s->s3->rbuf.buf;
1730 wp = s->s3->wbuf.buf;
1731 rlen = s->s3->rbuf.len;
1732 wlen = s->s3->wbuf.len;
1734 EVP_MD_CTX_cleanup(&s->s3->finish_dgst1);
1735 EVP_MD_CTX_cleanup(&s->s3->finish_dgst2);
1737 memset(s->s3, 0, sizeof *s->s3);
1738 s->s3->rbuf.buf = rp;
1739 s->s3->wbuf.buf = wp;
1740 s->s3->rbuf.len = rlen;
1741 s->s3->wbuf.len = wlen;
1743 ssl_free_wbio_buffer(s);
1745 s->packet_length = 0;
1746 s->s3->renegotiate = 0;
1747 s->s3->total_renegotiations = 0;
1748 s->s3->num_renegotiations = 0;
1749 s->s3->in_read_app_data = 0;
1750 s->version = SSL3_VERSION;
1753 long ssl3_ctrl(SSL *s, int cmd, long larg, void *parg)
1757 #if !defined(OPENSSL_NO_DSA) || !defined(OPENSSL_NO_RSA)
1759 # ifndef OPENSSL_NO_RSA
1760 cmd == SSL_CTRL_SET_TMP_RSA || cmd == SSL_CTRL_SET_TMP_RSA_CB ||
1762 # ifndef OPENSSL_NO_DSA
1763 cmd == SSL_CTRL_SET_TMP_DH || cmd == SSL_CTRL_SET_TMP_DH_CB ||
1766 if (!ssl_cert_inst(&s->cert)) {
1767 SSLerr(SSL_F_SSL3_CTRL, ERR_R_MALLOC_FAILURE);
1774 case SSL_CTRL_GET_SESSION_REUSED:
1777 case SSL_CTRL_GET_CLIENT_CERT_REQUEST:
1779 case SSL_CTRL_GET_NUM_RENEGOTIATIONS:
1780 ret = s->s3->num_renegotiations;
1782 case SSL_CTRL_CLEAR_NUM_RENEGOTIATIONS:
1783 ret = s->s3->num_renegotiations;
1784 s->s3->num_renegotiations = 0;
1786 case SSL_CTRL_GET_TOTAL_RENEGOTIATIONS:
1787 ret = s->s3->total_renegotiations;
1789 case SSL_CTRL_GET_FLAGS:
1790 ret = (int)(s->s3->flags);
1792 #ifndef OPENSSL_NO_RSA
1793 case SSL_CTRL_NEED_TMP_RSA:
1794 if ((s->cert != NULL) && (s->cert->rsa_tmp == NULL) &&
1795 ((s->cert->pkeys[SSL_PKEY_RSA_ENC].privatekey == NULL) ||
1796 (EVP_PKEY_size(s->cert->pkeys[SSL_PKEY_RSA_ENC].privatekey) >
1800 case SSL_CTRL_SET_TMP_RSA:
1802 RSA *rsa = (RSA *)parg;
1804 SSLerr(SSL_F_SSL3_CTRL, ERR_R_PASSED_NULL_PARAMETER);
1807 if ((rsa = RSAPrivateKey_dup(rsa)) == NULL) {
1808 SSLerr(SSL_F_SSL3_CTRL, ERR_R_RSA_LIB);
1811 if (s->cert->rsa_tmp != NULL)
1812 RSA_free(s->cert->rsa_tmp);
1813 s->cert->rsa_tmp = rsa;
1817 case SSL_CTRL_SET_TMP_RSA_CB:
1819 SSLerr(SSL_F_SSL3_CTRL, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
1824 #ifndef OPENSSL_NO_DH
1825 case SSL_CTRL_SET_TMP_DH:
1827 DH *dh = (DH *)parg;
1829 SSLerr(SSL_F_SSL3_CTRL, ERR_R_PASSED_NULL_PARAMETER);
1832 if ((dh = DHparams_dup(dh)) == NULL) {
1833 SSLerr(SSL_F_SSL3_CTRL, ERR_R_DH_LIB);
1836 if (!(s->options & SSL_OP_SINGLE_DH_USE)) {
1837 if (!DH_generate_key(dh)) {
1839 SSLerr(SSL_F_SSL3_CTRL, ERR_R_DH_LIB);
1843 if (s->cert->dh_tmp != NULL)
1844 DH_free(s->cert->dh_tmp);
1845 s->cert->dh_tmp = dh;
1849 case SSL_CTRL_SET_TMP_DH_CB:
1851 SSLerr(SSL_F_SSL3_CTRL, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
1856 #ifndef OPENSSL_NO_ECDH
1857 case SSL_CTRL_SET_TMP_ECDH:
1859 EC_KEY *ecdh = NULL;
1862 SSLerr(SSL_F_SSL3_CTRL, ERR_R_PASSED_NULL_PARAMETER);
1865 if (!EC_KEY_up_ref((EC_KEY *)parg)) {
1866 SSLerr(SSL_F_SSL3_CTRL, ERR_R_ECDH_LIB);
1869 ecdh = (EC_KEY *)parg;
1870 if (!(s->options & SSL_OP_SINGLE_ECDH_USE)) {
1871 if (!EC_KEY_generate_key(ecdh)) {
1873 SSLerr(SSL_F_SSL3_CTRL, ERR_R_ECDH_LIB);
1877 if (s->cert->ecdh_tmp != NULL)
1878 EC_KEY_free(s->cert->ecdh_tmp);
1879 s->cert->ecdh_tmp = ecdh;
1883 case SSL_CTRL_SET_TMP_ECDH_CB:
1885 SSLerr(SSL_F_SSL3_CTRL, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
1889 #endif /* !OPENSSL_NO_ECDH */
1890 #ifndef OPENSSL_NO_TLSEXT
1891 case SSL_CTRL_SET_TLSEXT_HOSTNAME:
1892 if (larg == TLSEXT_NAMETYPE_host_name) {
1893 if (s->tlsext_hostname != NULL)
1894 OPENSSL_free(s->tlsext_hostname);
1895 s->tlsext_hostname = NULL;
1900 if (strlen((char *)parg) > TLSEXT_MAXLEN_host_name) {
1901 SSLerr(SSL_F_SSL3_CTRL, SSL_R_SSL3_EXT_INVALID_SERVERNAME);
1904 if ((s->tlsext_hostname = BUF_strdup((char *)parg)) == NULL) {
1905 SSLerr(SSL_F_SSL3_CTRL, ERR_R_INTERNAL_ERROR);
1909 SSLerr(SSL_F_SSL3_CTRL, SSL_R_SSL3_EXT_INVALID_SERVERNAME_TYPE);
1913 case SSL_CTRL_SET_TLSEXT_DEBUG_ARG:
1914 s->tlsext_debug_arg = parg;
1918 case SSL_CTRL_SET_TLSEXT_STATUS_REQ_TYPE:
1919 s->tlsext_status_type = larg;
1923 case SSL_CTRL_GET_TLSEXT_STATUS_REQ_EXTS:
1924 *(STACK_OF(X509_EXTENSION) **)parg = s->tlsext_ocsp_exts;
1928 case SSL_CTRL_SET_TLSEXT_STATUS_REQ_EXTS:
1929 s->tlsext_ocsp_exts = parg;
1933 case SSL_CTRL_GET_TLSEXT_STATUS_REQ_IDS:
1934 *(STACK_OF(OCSP_RESPID) **)parg = s->tlsext_ocsp_ids;
1938 case SSL_CTRL_SET_TLSEXT_STATUS_REQ_IDS:
1939 s->tlsext_ocsp_ids = parg;
1943 case SSL_CTRL_GET_TLSEXT_STATUS_REQ_OCSP_RESP:
1944 *(unsigned char **)parg = s->tlsext_ocsp_resp;
1945 return s->tlsext_ocsp_resplen;
1947 case SSL_CTRL_SET_TLSEXT_STATUS_REQ_OCSP_RESP:
1948 if (s->tlsext_ocsp_resp)
1949 OPENSSL_free(s->tlsext_ocsp_resp);
1950 s->tlsext_ocsp_resp = parg;
1951 s->tlsext_ocsp_resplen = larg;
1955 #endif /* !OPENSSL_NO_TLSEXT */
1957 case SSL_CTRL_CHECK_PROTO_VERSION:
1959 * For library-internal use; checks that the current protocol is the
1960 * highest enabled version (according to s->ctx->method, as version
1961 * negotiation may have changed s->method).
1963 if (s->version == s->ctx->method->version)
1966 * Apparently we're using a version-flexible SSL_METHOD (not at its
1967 * highest protocol version).
1969 if (s->ctx->method->version == SSLv23_method()->version) {
1970 #if TLS_MAX_VERSION != TLS1_VERSION
1971 # error Code needs update for SSLv23_method() support beyond TLS1_VERSION.
1973 if (!(s->options & SSL_OP_NO_TLSv1))
1974 return s->version == TLS1_VERSION;
1975 if (!(s->options & SSL_OP_NO_SSLv3))
1976 return s->version == SSL3_VERSION;
1977 if (!(s->options & SSL_OP_NO_SSLv2))
1978 return s->version == SSL2_VERSION;
1980 return 0; /* Unexpected state; fail closed. */
1988 long ssl3_callback_ctrl(SSL *s, int cmd, void (*fp) (void))
1992 #if !defined(OPENSSL_NO_DSA) || !defined(OPENSSL_NO_RSA)
1994 # ifndef OPENSSL_NO_RSA
1995 cmd == SSL_CTRL_SET_TMP_RSA_CB ||
1997 # ifndef OPENSSL_NO_DSA
1998 cmd == SSL_CTRL_SET_TMP_DH_CB ||
2001 if (!ssl_cert_inst(&s->cert)) {
2002 SSLerr(SSL_F_SSL3_CALLBACK_CTRL, ERR_R_MALLOC_FAILURE);
2009 #ifndef OPENSSL_NO_RSA
2010 case SSL_CTRL_SET_TMP_RSA_CB:
2012 s->cert->rsa_tmp_cb = (RSA *(*)(SSL *, int, int))fp;
2016 #ifndef OPENSSL_NO_DH
2017 case SSL_CTRL_SET_TMP_DH_CB:
2019 s->cert->dh_tmp_cb = (DH *(*)(SSL *, int, int))fp;
2023 #ifndef OPENSSL_NO_ECDH
2024 case SSL_CTRL_SET_TMP_ECDH_CB:
2026 s->cert->ecdh_tmp_cb = (EC_KEY *(*)(SSL *, int, int))fp;
2030 #ifndef OPENSSL_NO_TLSEXT
2031 case SSL_CTRL_SET_TLSEXT_DEBUG_CB:
2032 s->tlsext_debug_cb = (void (*)(SSL *, int, int,
2033 unsigned char *, int, void *))fp;
2042 long ssl3_ctx_ctrl(SSL_CTX *ctx, int cmd, long larg, void *parg)
2049 #ifndef OPENSSL_NO_RSA
2050 case SSL_CTRL_NEED_TMP_RSA:
2051 if ((cert->rsa_tmp == NULL) &&
2052 ((cert->pkeys[SSL_PKEY_RSA_ENC].privatekey == NULL) ||
2053 (EVP_PKEY_size(cert->pkeys[SSL_PKEY_RSA_ENC].privatekey) >
2060 case SSL_CTRL_SET_TMP_RSA:
2070 if ((rsa = RSAPrivateKey_dup(rsa)) == NULL)
2074 SSLerr(SSL_F_SSL3_CTX_CTRL, ERR_R_RSA_LIB);
2077 if (cert->rsa_tmp != NULL)
2078 RSA_free(cert->rsa_tmp);
2079 cert->rsa_tmp = rsa;
2084 case SSL_CTRL_SET_TMP_RSA_CB:
2086 SSLerr(SSL_F_SSL3_CTX_CTRL, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
2091 #ifndef OPENSSL_NO_DH
2092 case SSL_CTRL_SET_TMP_DH:
2094 DH *new = NULL, *dh;
2097 if ((new = DHparams_dup(dh)) == NULL) {
2098 SSLerr(SSL_F_SSL3_CTX_CTRL, ERR_R_DH_LIB);
2101 if (!(ctx->options & SSL_OP_SINGLE_DH_USE)) {
2102 if (!DH_generate_key(new)) {
2103 SSLerr(SSL_F_SSL3_CTX_CTRL, ERR_R_DH_LIB);
2108 if (cert->dh_tmp != NULL)
2109 DH_free(cert->dh_tmp);
2116 case SSL_CTRL_SET_TMP_DH_CB:
2118 SSLerr(SSL_F_SSL3_CTX_CTRL, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
2123 #ifndef OPENSSL_NO_ECDH
2124 case SSL_CTRL_SET_TMP_ECDH:
2126 EC_KEY *ecdh = NULL;
2129 SSLerr(SSL_F_SSL3_CTX_CTRL, ERR_R_ECDH_LIB);
2132 ecdh = EC_KEY_dup((EC_KEY *)parg);
2134 SSLerr(SSL_F_SSL3_CTX_CTRL, ERR_R_EC_LIB);
2137 if (!(ctx->options & SSL_OP_SINGLE_ECDH_USE)) {
2138 if (!EC_KEY_generate_key(ecdh)) {
2140 SSLerr(SSL_F_SSL3_CTX_CTRL, ERR_R_ECDH_LIB);
2145 if (cert->ecdh_tmp != NULL) {
2146 EC_KEY_free(cert->ecdh_tmp);
2148 cert->ecdh_tmp = ecdh;
2152 case SSL_CTRL_SET_TMP_ECDH_CB:
2154 SSLerr(SSL_F_SSL3_CTX_CTRL, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
2158 #endif /* !OPENSSL_NO_ECDH */
2159 #ifndef OPENSSL_NO_TLSEXT
2160 case SSL_CTRL_SET_TLSEXT_SERVERNAME_ARG:
2161 ctx->tlsext_servername_arg = parg;
2163 case SSL_CTRL_SET_TLSEXT_TICKET_KEYS:
2164 case SSL_CTRL_GET_TLSEXT_TICKET_KEYS:
2166 unsigned char *keys = parg;
2170 SSLerr(SSL_F_SSL3_CTX_CTRL, SSL_R_INVALID_TICKET_KEYS_LENGTH);
2173 if (cmd == SSL_CTRL_SET_TLSEXT_TICKET_KEYS) {
2174 memcpy(ctx->tlsext_tick_key_name, keys, 16);
2175 memcpy(ctx->tlsext_tick_hmac_key, keys + 16, 16);
2176 memcpy(ctx->tlsext_tick_aes_key, keys + 32, 16);
2178 memcpy(keys, ctx->tlsext_tick_key_name, 16);
2179 memcpy(keys + 16, ctx->tlsext_tick_hmac_key, 16);
2180 memcpy(keys + 32, ctx->tlsext_tick_aes_key, 16);
2185 case SSL_CTRL_SET_TLSEXT_STATUS_REQ_CB_ARG:
2186 ctx->tlsext_status_arg = parg;
2190 #endif /* !OPENSSL_NO_TLSEXT */
2191 /* A Thawte special :-) */
2192 case SSL_CTRL_EXTRA_CHAIN_CERT:
2193 if (ctx->extra_certs == NULL) {
2194 if ((ctx->extra_certs = sk_X509_new_null()) == NULL)
2197 sk_X509_push(ctx->extra_certs, (X509 *)parg);
2206 long ssl3_ctx_callback_ctrl(SSL_CTX *ctx, int cmd, void (*fp) (void))
2213 #ifndef OPENSSL_NO_RSA
2214 case SSL_CTRL_SET_TMP_RSA_CB:
2216 cert->rsa_tmp_cb = (RSA *(*)(SSL *, int, int))fp;
2220 #ifndef OPENSSL_NO_DH
2221 case SSL_CTRL_SET_TMP_DH_CB:
2223 cert->dh_tmp_cb = (DH *(*)(SSL *, int, int))fp;
2227 #ifndef OPENSSL_NO_ECDH
2228 case SSL_CTRL_SET_TMP_ECDH_CB:
2230 cert->ecdh_tmp_cb = (EC_KEY *(*)(SSL *, int, int))fp;
2234 #ifndef OPENSSL_NO_TLSEXT
2235 case SSL_CTRL_SET_TLSEXT_SERVERNAME_CB:
2236 ctx->tlsext_servername_callback = (int (*)(SSL *, int *, void *))fp;
2239 case SSL_CTRL_SET_TLSEXT_STATUS_REQ_CB:
2240 ctx->tlsext_status_cb = (int (*)(SSL *, void *))fp;
2243 case SSL_CTRL_SET_TLSEXT_TICKET_KEY_CB:
2244 ctx->tlsext_ticket_key_cb = (int (*)(SSL *, unsigned char *,
2247 HMAC_CTX *, int))fp;
2259 * This function needs to check if the ciphers required are actually
2262 SSL_CIPHER *ssl3_get_cipher_by_char(const unsigned char *p)
2267 id = 0x03000000L | ((unsigned long)p[0] << 8L) | (unsigned long)p[1];
2269 cp = (SSL_CIPHER *)OBJ_bsearch((char *)&c,
2270 (char *)ssl3_ciphers,
2271 SSL3_NUM_CIPHERS, sizeof(SSL_CIPHER),
2272 FP_ICC ssl_cipher_id_cmp);
2273 if (cp == NULL || cp->valid == 0)
2279 int ssl3_put_cipher_by_char(const SSL_CIPHER *c, unsigned char *p)
2285 if ((l & 0xff000000) != 0x03000000)
2287 p[0] = ((unsigned char)(l >> 8L)) & 0xFF;
2288 p[1] = ((unsigned char)(l)) & 0xFF;
2293 SSL_CIPHER *ssl3_choose_cipher(SSL *s, STACK_OF(SSL_CIPHER) *clnt,
2294 STACK_OF(SSL_CIPHER) *srvr)
2296 SSL_CIPHER *c, *ret = NULL;
2297 STACK_OF(SSL_CIPHER) *prio, *allow;
2301 unsigned long alg, mask, emask;
2303 /* Let's see which ciphers we can support */
2308 * Do not set the compare functions, because this may lead to a
2309 * reordering by "id". We want to keep the original ordering. We may pay
2310 * a price in performance during sk_SSL_CIPHER_find(), but would have to
2311 * pay with the price of sk_SSL_CIPHER_dup().
2313 sk_SSL_CIPHER_set_cmp_func(srvr, ssl_cipher_ptr_id_cmp);
2314 sk_SSL_CIPHER_set_cmp_func(clnt, ssl_cipher_ptr_id_cmp);
2318 printf("Server has %d from %p:\n", sk_SSL_CIPHER_num(srvr), srvr);
2319 for (i = 0; i < sk_SSL_CIPHER_num(srvr); ++i) {
2320 c = sk_SSL_CIPHER_value(srvr, i);
2321 printf("%p:%s\n", c, c->name);
2323 printf("Client sent %d from %p:\n", sk_SSL_CIPHER_num(clnt), clnt);
2324 for (i = 0; i < sk_SSL_CIPHER_num(clnt); ++i) {
2325 c = sk_SSL_CIPHER_value(clnt, i);
2326 printf("%p:%s\n", c, c->name);
2330 if (s->options & SSL_OP_CIPHER_SERVER_PREFERENCE) {
2338 for (i = 0; i < sk_SSL_CIPHER_num(prio); i++) {
2339 c = sk_SSL_CIPHER_value(prio, i);
2341 ssl_set_cert_masks(cert, c);
2343 emask = cert->export_mask;
2346 printf("ssl3_choose_cipher %d alg= %lx\n", i, c->algorithms);
2347 #endif /* KSSL_DEBUG */
2349 alg = c->algorithms & (SSL_MKEY_MASK | SSL_AUTH_MASK);
2350 #ifndef OPENSSL_NO_KRB5
2351 if (alg & SSL_KRB5) {
2352 if (!kssl_keytab_is_available(s->kssl_ctx))
2355 #endif /* OPENSSL_NO_KRB5 */
2356 if (SSL_C_IS_EXPORT(c)) {
2357 ok = ((alg & emask) == alg) ? 1 : 0;
2359 printf("%d:[%08lX:%08lX]%p:%s (export)\n", ok, alg, emask,
2363 ok = ((alg & mask) == alg) ? 1 : 0;
2365 printf("%d:[%08lX:%08lX]%p:%s\n", ok, alg, mask, c, c->name);
2371 j = sk_SSL_CIPHER_find(allow, c);
2373 #if !defined(OPENSSL_NO_EC) && !defined(OPENSSL_NO_TLSEXT)
2374 if ((alg & SSL_kECDHE) && (alg & SSL_aECDSA)
2375 && s->s3->is_probably_safari) {
2377 ret = sk_SSL_CIPHER_value(allow, j);
2381 ret = sk_SSL_CIPHER_value(allow, j);
2388 int ssl3_get_req_cert_type(SSL *s, unsigned char *p)
2393 alg = s->s3->tmp.new_cipher->algorithms;
2395 #ifndef OPENSSL_NO_DH
2396 if (alg & (SSL_kDHr | SSL_kEDH)) {
2397 # ifndef OPENSSL_NO_RSA
2398 p[ret++] = SSL3_CT_RSA_FIXED_DH;
2400 # ifndef OPENSSL_NO_DSA
2401 p[ret++] = SSL3_CT_DSS_FIXED_DH;
2404 if ((s->version == SSL3_VERSION) &&
2405 (alg & (SSL_kEDH | SSL_kDHd | SSL_kDHr))) {
2406 # ifndef OPENSSL_NO_RSA
2407 p[ret++] = SSL3_CT_RSA_EPHEMERAL_DH;
2409 # ifndef OPENSSL_NO_DSA
2410 p[ret++] = SSL3_CT_DSS_EPHEMERAL_DH;
2413 #endif /* !OPENSSL_NO_DH */
2414 #ifndef OPENSSL_NO_RSA
2415 p[ret++] = SSL3_CT_RSA_SIGN;
2417 #ifndef OPENSSL_NO_DSA
2418 p[ret++] = SSL3_CT_DSS_SIGN;
2420 #ifndef OPENSSL_NO_ECDH
2422 * We should ask for fixed ECDH certificates only for SSL_kECDH (and not
2425 if ((alg & SSL_kECDH) && (s->version >= TLS1_VERSION)) {
2426 p[ret++] = TLS_CT_RSA_FIXED_ECDH;
2427 p[ret++] = TLS_CT_ECDSA_FIXED_ECDH;
2431 #ifndef OPENSSL_NO_ECDSA
2433 * ECDSA certs can be used with RSA cipher suites as well so we don't
2434 * need to check for SSL_kECDH or SSL_kECDHE
2436 if (s->version >= TLS1_VERSION) {
2437 p[ret++] = TLS_CT_ECDSA_SIGN;
2443 int ssl3_shutdown(SSL *s)
2448 * Don't do anything much if we have not done the handshake or we don't
2449 * want to send messages :-)
2451 if ((s->quiet_shutdown) || (s->state == SSL_ST_BEFORE)) {
2452 s->shutdown = (SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN);
2456 if (!(s->shutdown & SSL_SENT_SHUTDOWN)) {
2457 s->shutdown |= SSL_SENT_SHUTDOWN;
2459 ssl3_send_alert(s, SSL3_AL_WARNING, SSL_AD_CLOSE_NOTIFY);
2462 * our shutdown alert has been sent now, and if it still needs to be
2463 * written, s->s3->alert_dispatch will be true
2465 if (s->s3->alert_dispatch)
2466 return (-1); /* return WANT_WRITE */
2467 } else if (s->s3->alert_dispatch) {
2468 /* resend it if not sent */
2470 ret = s->method->ssl_dispatch_alert(s);
2473 * we only get to return -1 here the 2nd/Nth invocation, we must
2474 * have already signalled return 0 upon a previous invoation,
2480 } else if (!(s->shutdown & SSL_RECEIVED_SHUTDOWN)) {
2482 * If we are waiting for a close from our peer, we are closed
2484 s->method->ssl_read_bytes(s, 0, NULL, 0, 0);
2485 if (!(s->shutdown & SSL_RECEIVED_SHUTDOWN)) {
2486 return (-1); /* return WANT_READ */
2490 if ((s->shutdown == (SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN)) &&
2491 !s->s3->alert_dispatch)
2497 int ssl3_write(SSL *s, const void *buf, int len)
2502 if (s->shutdown & SSL_SEND_SHUTDOWN) {
2503 s->rwstate = SSL_NOTHING;
2508 if (s->s3->renegotiate)
2509 ssl3_renegotiate_check(s);
2512 * This is an experimental flag that sends the last handshake message in
2513 * the same packet as the first use data - used to see if it helps the
2514 * TCP protocol during session-id reuse
2516 /* The second test is because the buffer may have been removed */
2517 if ((s->s3->flags & SSL3_FLAGS_POP_BUFFER) && (s->wbio == s->bbio)) {
2518 /* First time through, we write into the buffer */
2519 if (s->s3->delay_buf_pop_ret == 0) {
2520 ret = ssl3_write_bytes(s, SSL3_RT_APPLICATION_DATA, buf, len);
2524 s->s3->delay_buf_pop_ret = ret;
2527 s->rwstate = SSL_WRITING;
2528 n = BIO_flush(s->wbio);
2531 s->rwstate = SSL_NOTHING;
2533 /* We have flushed the buffer, so remove it */
2534 ssl_free_wbio_buffer(s);
2535 s->s3->flags &= ~SSL3_FLAGS_POP_BUFFER;
2537 ret = s->s3->delay_buf_pop_ret;
2538 s->s3->delay_buf_pop_ret = 0;
2540 ret = s->method->ssl_write_bytes(s, SSL3_RT_APPLICATION_DATA,
2549 static int ssl3_read_internal(SSL *s, void *buf, int len, int peek)
2554 if (s->s3->renegotiate)
2555 ssl3_renegotiate_check(s);
2556 s->s3->in_read_app_data = 1;
2558 s->method->ssl_read_bytes(s, SSL3_RT_APPLICATION_DATA, buf, len,
2560 if ((ret == -1) && (s->s3->in_read_app_data == 2)) {
2562 * ssl3_read_bytes decided to call s->handshake_func, which called
2563 * ssl3_read_bytes to read handshake data. However, ssl3_read_bytes
2564 * actually found application data and thinks that application data
2565 * makes sense here; so disable handshake processing and try to read
2566 * application data again.
2570 s->method->ssl_read_bytes(s, SSL3_RT_APPLICATION_DATA, buf, len,
2574 s->s3->in_read_app_data = 0;
2579 int ssl3_read(SSL *s, void *buf, int len)
2581 return ssl3_read_internal(s, buf, len, 0);
2584 int ssl3_peek(SSL *s, void *buf, int len)
2586 return ssl3_read_internal(s, buf, len, 1);
2589 int ssl3_renegotiate(SSL *s)
2591 if (s->handshake_func == NULL)
2594 if (s->s3->flags & SSL3_FLAGS_NO_RENEGOTIATE_CIPHERS)
2597 s->s3->renegotiate = 1;
2601 int ssl3_renegotiate_check(SSL *s)
2605 if (s->s3->renegotiate) {
2606 if ((s->s3->rbuf.left == 0) &&
2607 (s->s3->wbuf.left == 0) && !SSL_in_init(s)) {
2609 * if we are the server, and we have sent a 'RENEGOTIATE'
2610 * message, we need to go to SSL_ST_ACCEPT.
2613 s->state = SSL_ST_RENEGOTIATE;
2614 s->s3->renegotiate = 0;
2615 s->s3->num_renegotiations++;
2616 s->s3->total_renegotiations++;