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) 1998-2007 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 2005 Nokia. All rights reserved.
114 * The portions of the attached software ("Contribution") is developed by
115 * Nokia Corporation and is licensed pursuant to the OpenSSL open source
118 * The Contribution, originally written by Mika Kousa and Pasi Eronen of
119 * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites
120 * support (see RFC 4279) to OpenSSL.
122 * No patent licenses or other rights except those expressly stated in
123 * the OpenSSL open source license shall be deemed granted or received
124 * expressly, by implication, estoppel, or otherwise.
126 * No assurances are provided by Nokia that the Contribution does not
127 * infringe the patent or other intellectual property rights of any third
128 * party or that the license provides you with all the necessary rights
129 * to make use of the Contribution.
131 * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN
132 * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA
133 * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY
134 * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR
139 #include "ssl_locl.h"
140 #ifndef OPENSSL_NO_COMP
141 # include <openssl/comp.h>
143 #include <openssl/evp.h>
144 #include <openssl/hmac.h>
145 #include <openssl/md5.h>
146 #include <openssl/rand.h>
148 # include <openssl/des.h>
151 /* seed1 through seed5 are virtually concatenated */
152 static int tls1_P_hash(const EVP_MD
*md
, const unsigned char *sec
,
154 const void *seed1
, int seed1_len
,
155 const void *seed2
, int seed2_len
,
156 const void *seed3
, int seed3_len
,
157 const void *seed4
, int seed4_len
,
158 const void *seed5
, int seed5_len
,
159 unsigned char *out
, int olen
)
163 EVP_MD_CTX ctx
, ctx_tmp
;
165 unsigned char A1
[EVP_MAX_MD_SIZE
];
169 chunk
= EVP_MD_size(md
);
170 OPENSSL_assert(chunk
>= 0);
172 EVP_MD_CTX_init(&ctx
);
173 EVP_MD_CTX_init(&ctx_tmp
);
174 EVP_MD_CTX_set_flags(&ctx
, EVP_MD_CTX_FLAG_NON_FIPS_ALLOW
);
175 EVP_MD_CTX_set_flags(&ctx_tmp
, EVP_MD_CTX_FLAG_NON_FIPS_ALLOW
);
176 mac_key
= EVP_PKEY_new_mac_key(EVP_PKEY_HMAC
, NULL
, sec
, sec_len
);
179 if (!EVP_DigestSignInit(&ctx
, NULL
, md
, NULL
, mac_key
))
181 if (!EVP_DigestSignInit(&ctx_tmp
, NULL
, md
, NULL
, mac_key
))
183 if (seed1
&& !EVP_DigestSignUpdate(&ctx
, seed1
, seed1_len
))
185 if (seed2
&& !EVP_DigestSignUpdate(&ctx
, seed2
, seed2_len
))
187 if (seed3
&& !EVP_DigestSignUpdate(&ctx
, seed3
, seed3_len
))
189 if (seed4
&& !EVP_DigestSignUpdate(&ctx
, seed4
, seed4_len
))
191 if (seed5
&& !EVP_DigestSignUpdate(&ctx
, seed5
, seed5_len
))
193 if (!EVP_DigestSignFinal(&ctx
, A1
, &A1_len
))
197 /* Reinit mac contexts */
198 if (!EVP_DigestSignInit(&ctx
, NULL
, md
, NULL
, mac_key
))
200 if (!EVP_DigestSignInit(&ctx_tmp
, NULL
, md
, NULL
, mac_key
))
202 if (!EVP_DigestSignUpdate(&ctx
, A1
, A1_len
))
204 if (!EVP_DigestSignUpdate(&ctx_tmp
, A1
, A1_len
))
206 if (seed1
&& !EVP_DigestSignUpdate(&ctx
, seed1
, seed1_len
))
208 if (seed2
&& !EVP_DigestSignUpdate(&ctx
, seed2
, seed2_len
))
210 if (seed3
&& !EVP_DigestSignUpdate(&ctx
, seed3
, seed3_len
))
212 if (seed4
&& !EVP_DigestSignUpdate(&ctx
, seed4
, seed4_len
))
214 if (seed5
&& !EVP_DigestSignUpdate(&ctx
, seed5
, seed5_len
))
218 if (!EVP_DigestSignFinal(&ctx
, out
, &j
))
222 /* calc the next A1 value */
223 if (!EVP_DigestSignFinal(&ctx_tmp
, A1
, &A1_len
))
225 } else { /* last one */
227 if (!EVP_DigestSignFinal(&ctx
, A1
, &A1_len
))
229 memcpy(out
, A1
, olen
);
235 EVP_PKEY_free(mac_key
);
236 EVP_MD_CTX_cleanup(&ctx
);
237 EVP_MD_CTX_cleanup(&ctx_tmp
);
238 OPENSSL_cleanse(A1
, sizeof(A1
));
242 /* seed1 through seed5 are virtually concatenated */
243 static int tls1_PRF(long digest_mask
,
244 const void *seed1
, int seed1_len
,
245 const void *seed2
, int seed2_len
,
246 const void *seed3
, int seed3_len
,
247 const void *seed4
, int seed4_len
,
248 const void *seed5
, int seed5_len
,
249 const unsigned char *sec
, int slen
,
250 unsigned char *out1
, unsigned char *out2
, int olen
)
252 int len
, i
, idx
, count
;
253 const unsigned char *S1
;
258 /* Count number of digests and partition sec evenly */
260 for (idx
= 0; ssl_get_handshake_digest(idx
, &m
, &md
); idx
++) {
261 if ((m
<< TLS1_PRF_DGST_SHIFT
) & digest_mask
)
265 /* Should never happen */
266 SSLerr(SSL_F_TLS1_PRF
, ERR_R_INTERNAL_ERROR
);
273 memset(out1
, 0, olen
);
274 for (idx
= 0; ssl_get_handshake_digest(idx
, &m
, &md
); idx
++) {
275 if ((m
<< TLS1_PRF_DGST_SHIFT
) & digest_mask
) {
277 SSLerr(SSL_F_TLS1_PRF
, SSL_R_UNSUPPORTED_DIGEST_TYPE
);
280 if (!tls1_P_hash(md
, S1
, len
+ (slen
& 1),
281 seed1
, seed1_len
, seed2
, seed2_len
, seed3
,
282 seed3_len
, seed4
, seed4_len
, seed5
, seed5_len
,
286 for (i
= 0; i
< olen
; i
++) {
296 static int tls1_generate_key_block(SSL
*s
, unsigned char *km
,
297 unsigned char *tmp
, int num
)
300 ret
= tls1_PRF(ssl_get_algorithm2(s
),
301 TLS_MD_KEY_EXPANSION_CONST
,
302 TLS_MD_KEY_EXPANSION_CONST_SIZE
, s
->s3
->server_random
,
303 SSL3_RANDOM_SIZE
, s
->s3
->client_random
, SSL3_RANDOM_SIZE
,
304 NULL
, 0, NULL
, 0, s
->session
->master_key
,
305 s
->session
->master_key_length
, km
, tmp
, num
);
307 fprintf(stderr
, "tls1_generate_key_block() ==> %d byte master_key =\n\t",
308 s
->session
->master_key_length
);
311 for (i
= 0; i
< s
->session
->master_key_length
; i
++) {
312 fprintf(stderr
, "%02X", s
->session
->master_key
[i
]);
314 fprintf(stderr
, "\n");
316 #endif /* KSSL_DEBUG */
320 int tls1_change_cipher_state(SSL
*s
, int which
)
322 static const unsigned char empty
[] = "";
323 unsigned char *p
, *mac_secret
;
324 unsigned char *exp_label
;
325 unsigned char tmp1
[EVP_MAX_KEY_LENGTH
];
326 unsigned char tmp2
[EVP_MAX_KEY_LENGTH
];
327 unsigned char iv1
[EVP_MAX_IV_LENGTH
* 2];
328 unsigned char iv2
[EVP_MAX_IV_LENGTH
* 2];
329 unsigned char *ms
, *key
, *iv
;
333 #ifndef OPENSSL_NO_COMP
334 const SSL_COMP
*comp
;
338 int *mac_secret_size
;
341 int is_export
, n
, i
, j
, k
, exp_label_len
, cl
;
344 is_export
= SSL_C_IS_EXPORT(s
->s3
->tmp
.new_cipher
);
345 c
= s
->s3
->tmp
.new_sym_enc
;
346 m
= s
->s3
->tmp
.new_hash
;
347 mac_type
= s
->s3
->tmp
.new_mac_pkey_type
;
348 #ifndef OPENSSL_NO_COMP
349 comp
= s
->s3
->tmp
.new_compression
;
353 fprintf(stderr
, "tls1_change_cipher_state(which= %d) w/\n", which
);
354 fprintf(stderr
, "\talg= %ld/%ld, comp= %p\n",
355 s
->s3
->tmp
.new_cipher
->algorithm_mkey
,
356 s
->s3
->tmp
.new_cipher
->algorithm_auth
, comp
);
357 fprintf(stderr
, "\tevp_cipher == %p ==? &d_cbc_ede_cipher3\n", c
);
358 fprintf(stderr
, "\tevp_cipher: nid, blksz= %d, %d, keylen=%d, ivlen=%d\n",
359 c
->nid
, c
->block_size
, c
->key_len
, c
->iv_len
);
360 fprintf(stderr
, "\tkey_block: len= %d, data= ",
361 s
->s3
->tmp
.key_block_length
);
364 for (i
= 0; i
< s
->s3
->tmp
.key_block_length
; i
++)
365 fprintf(stderr
, "%02x", s
->s3
->tmp
.key_block
[i
]);
366 fprintf(stderr
, "\n");
368 #endif /* KSSL_DEBUG */
370 if (which
& SSL3_CC_READ
) {
371 if (s
->s3
->tmp
.new_cipher
->algorithm2
& TLS1_STREAM_MAC
)
372 s
->mac_flags
|= SSL_MAC_FLAG_READ_MAC_STREAM
;
374 s
->mac_flags
&= ~SSL_MAC_FLAG_READ_MAC_STREAM
;
376 if (s
->enc_read_ctx
!= NULL
)
378 else if ((s
->enc_read_ctx
=
379 OPENSSL_malloc(sizeof(EVP_CIPHER_CTX
))) == NULL
)
383 * make sure it's intialized in case we exit later with an error
385 EVP_CIPHER_CTX_init(s
->enc_read_ctx
);
386 dd
= s
->enc_read_ctx
;
387 mac_ctx
= ssl_replace_hash(&s
->read_hash
, NULL
);
388 #ifndef OPENSSL_NO_COMP
389 if (s
->expand
!= NULL
) {
390 COMP_CTX_free(s
->expand
);
394 s
->expand
= COMP_CTX_new(comp
->method
);
395 if (s
->expand
== NULL
) {
396 SSLerr(SSL_F_TLS1_CHANGE_CIPHER_STATE
,
397 SSL_R_COMPRESSION_LIBRARY_ERROR
);
400 if (s
->s3
->rrec
.comp
== NULL
)
401 s
->s3
->rrec
.comp
= (unsigned char *)
402 OPENSSL_malloc(SSL3_RT_MAX_ENCRYPTED_LENGTH
);
403 if (s
->s3
->rrec
.comp
== NULL
)
408 * this is done by dtls1_reset_seq_numbers for DTLS1_VERSION
410 if (s
->version
!= DTLS1_VERSION
)
411 memset(&(s
->s3
->read_sequence
[0]), 0, 8);
412 mac_secret
= &(s
->s3
->read_mac_secret
[0]);
413 mac_secret_size
= &(s
->s3
->read_mac_secret_size
);
415 if (s
->s3
->tmp
.new_cipher
->algorithm2
& TLS1_STREAM_MAC
)
416 s
->mac_flags
|= SSL_MAC_FLAG_WRITE_MAC_STREAM
;
418 s
->mac_flags
&= ~SSL_MAC_FLAG_WRITE_MAC_STREAM
;
419 if (s
->enc_write_ctx
!= NULL
&& !SSL_IS_DTLS(s
))
421 else if ((s
->enc_write_ctx
= EVP_CIPHER_CTX_new()) == NULL
)
423 dd
= s
->enc_write_ctx
;
424 if (SSL_IS_DTLS(s
)) {
425 mac_ctx
= EVP_MD_CTX_create();
428 s
->write_hash
= mac_ctx
;
430 mac_ctx
= ssl_replace_hash(&s
->write_hash
, NULL
);
431 #ifndef OPENSSL_NO_COMP
432 if (s
->compress
!= NULL
) {
433 COMP_CTX_free(s
->compress
);
437 s
->compress
= COMP_CTX_new(comp
->method
);
438 if (s
->compress
== NULL
) {
439 SSLerr(SSL_F_TLS1_CHANGE_CIPHER_STATE
,
440 SSL_R_COMPRESSION_LIBRARY_ERROR
);
446 * this is done by dtls1_reset_seq_numbers for DTLS1_VERSION
448 if (s
->version
!= DTLS1_VERSION
)
449 memset(&(s
->s3
->write_sequence
[0]), 0, 8);
450 mac_secret
= &(s
->s3
->write_mac_secret
[0]);
451 mac_secret_size
= &(s
->s3
->write_mac_secret_size
);
455 EVP_CIPHER_CTX_cleanup(dd
);
457 p
= s
->s3
->tmp
.key_block
;
458 i
= *mac_secret_size
= s
->s3
->tmp
.new_mac_secret_size
;
460 cl
= EVP_CIPHER_key_length(c
);
461 j
= is_export
? (cl
< SSL_C_EXPORT_KEYLENGTH(s
->s3
->tmp
.new_cipher
) ?
462 cl
: SSL_C_EXPORT_KEYLENGTH(s
->s3
->tmp
.new_cipher
)) : cl
;
463 /* Was j=(exp)?5:EVP_CIPHER_key_length(c); */
464 /* If GCM mode only part of IV comes from PRF */
465 if (EVP_CIPHER_mode(c
) == EVP_CIPH_GCM_MODE
)
466 k
= EVP_GCM_TLS_FIXED_IV_LEN
;
468 k
= EVP_CIPHER_iv_length(c
);
469 if ((which
== SSL3_CHANGE_CIPHER_CLIENT_WRITE
) ||
470 (which
== SSL3_CHANGE_CIPHER_SERVER_READ
)) {
477 exp_label
= (unsigned char *)TLS_MD_CLIENT_WRITE_KEY_CONST
;
478 exp_label_len
= TLS_MD_CLIENT_WRITE_KEY_CONST_SIZE
;
488 exp_label
= (unsigned char *)TLS_MD_SERVER_WRITE_KEY_CONST
;
489 exp_label_len
= TLS_MD_SERVER_WRITE_KEY_CONST_SIZE
;
493 if (n
> s
->s3
->tmp
.key_block_length
) {
494 SSLerr(SSL_F_TLS1_CHANGE_CIPHER_STATE
, ERR_R_INTERNAL_ERROR
);
498 memcpy(mac_secret
, ms
, i
);
500 if (!(EVP_CIPHER_flags(c
) & EVP_CIPH_FLAG_AEAD_CIPHER
)) {
501 mac_key
= EVP_PKEY_new_mac_key(mac_type
, NULL
,
502 mac_secret
, *mac_secret_size
);
503 EVP_DigestSignInit(mac_ctx
, NULL
, m
, NULL
, mac_key
);
504 EVP_PKEY_free(mac_key
);
507 printf("which = %04X\nmac key=", which
);
510 for (z
= 0; z
< i
; z
++)
511 printf("%02X%c", ms
[z
], ((z
+ 1) % 16) ? ' ' : '\n');
516 * In here I set both the read and write key/iv to the same value
517 * since only the correct one will be used :-).
519 if (!tls1_PRF(ssl_get_algorithm2(s
),
520 exp_label
, exp_label_len
,
521 s
->s3
->client_random
, SSL3_RANDOM_SIZE
,
522 s
->s3
->server_random
, SSL3_RANDOM_SIZE
,
524 key
, j
, tmp1
, tmp2
, EVP_CIPHER_key_length(c
)))
529 if (!tls1_PRF(ssl_get_algorithm2(s
),
530 TLS_MD_IV_BLOCK_CONST
, TLS_MD_IV_BLOCK_CONST_SIZE
,
531 s
->s3
->client_random
, SSL3_RANDOM_SIZE
,
532 s
->s3
->server_random
, SSL3_RANDOM_SIZE
,
533 NULL
, 0, NULL
, 0, empty
, 0, iv1
, iv2
, k
* 2))
542 s
->session
->key_arg_length
= 0;
546 fprintf(stderr
, "EVP_CipherInit_ex(dd,c,key=,iv=,which)\n");
547 fprintf(stderr
, "\tkey= ");
548 for (i
= 0; i
< c
->key_len
; i
++)
549 fprintf(stderr
, "%02x", key
[i
]);
550 fprintf(stderr
, "\n");
551 fprintf(stderr
, "\t iv= ");
552 for (i
= 0; i
< c
->iv_len
; i
++)
553 fprintf(stderr
, "%02x", iv
[i
]);
554 fprintf(stderr
, "\n");
556 #endif /* KSSL_DEBUG */
558 if (EVP_CIPHER_mode(c
) == EVP_CIPH_GCM_MODE
) {
559 if (!EVP_CipherInit_ex(dd
, c
, NULL
, key
, NULL
, (which
& SSL3_CC_WRITE
))
560 || !EVP_CIPHER_CTX_ctrl(dd
, EVP_CTRL_GCM_SET_IV_FIXED
, k
, iv
)) {
561 SSLerr(SSL_F_TLS1_CHANGE_CIPHER_STATE
, ERR_R_INTERNAL_ERROR
);
565 if (!EVP_CipherInit_ex(dd
, c
, NULL
, key
, iv
, (which
& SSL3_CC_WRITE
))) {
566 SSLerr(SSL_F_TLS1_CHANGE_CIPHER_STATE
, ERR_R_INTERNAL_ERROR
);
570 /* Needed for "composite" AEADs, such as RC4-HMAC-MD5 */
571 if ((EVP_CIPHER_flags(c
) & EVP_CIPH_FLAG_AEAD_CIPHER
) && *mac_secret_size
572 && !EVP_CIPHER_CTX_ctrl(dd
, EVP_CTRL_AEAD_SET_MAC_KEY
,
573 *mac_secret_size
, mac_secret
)) {
574 SSLerr(SSL_F_TLS1_CHANGE_CIPHER_STATE
, ERR_R_INTERNAL_ERROR
);
579 printf("which = %04X\nkey=", which
);
582 for (z
= 0; z
< EVP_CIPHER_key_length(c
); z
++)
583 printf("%02X%c", key
[z
], ((z
+ 1) % 16) ? ' ' : '\n');
588 for (z
= 0; z
< k
; z
++)
589 printf("%02X%c", iv
[z
], ((z
+ 1) % 16) ? ' ' : '\n');
594 OPENSSL_cleanse(tmp1
, sizeof(tmp1
));
595 OPENSSL_cleanse(tmp2
, sizeof(tmp1
));
596 OPENSSL_cleanse(iv1
, sizeof(iv1
));
597 OPENSSL_cleanse(iv2
, sizeof(iv2
));
600 SSLerr(SSL_F_TLS1_CHANGE_CIPHER_STATE
, ERR_R_MALLOC_FAILURE
);
605 int tls1_setup_key_block(SSL
*s
)
607 unsigned char *p1
, *p2
= NULL
;
612 int mac_type
= NID_undef
, mac_secret_size
= 0;
616 fprintf(stderr
, "tls1_setup_key_block()\n");
617 #endif /* KSSL_DEBUG */
619 if (s
->s3
->tmp
.key_block_length
!= 0)
622 if (!ssl_cipher_get_evp
623 (s
->session
, &c
, &hash
, &mac_type
, &mac_secret_size
, &comp
)) {
624 SSLerr(SSL_F_TLS1_SETUP_KEY_BLOCK
, SSL_R_CIPHER_OR_HASH_UNAVAILABLE
);
628 s
->s3
->tmp
.new_sym_enc
= c
;
629 s
->s3
->tmp
.new_hash
= hash
;
630 s
->s3
->tmp
.new_mac_pkey_type
= mac_type
;
631 s
->s3
->tmp
.new_mac_secret_size
= mac_secret_size
;
633 EVP_CIPHER_key_length(c
) + mac_secret_size
+ EVP_CIPHER_iv_length(c
);
636 ssl3_cleanup_key_block(s
);
638 if ((p1
= (unsigned char *)OPENSSL_malloc(num
)) == NULL
) {
639 SSLerr(SSL_F_TLS1_SETUP_KEY_BLOCK
, ERR_R_MALLOC_FAILURE
);
643 s
->s3
->tmp
.key_block_length
= num
;
644 s
->s3
->tmp
.key_block
= p1
;
646 if ((p2
= (unsigned char *)OPENSSL_malloc(num
)) == NULL
) {
647 SSLerr(SSL_F_TLS1_SETUP_KEY_BLOCK
, ERR_R_MALLOC_FAILURE
);
652 printf("client random\n");
655 for (z
= 0; z
< SSL3_RANDOM_SIZE
; z
++)
656 printf("%02X%c", s
->s3
->client_random
[z
],
657 ((z
+ 1) % 16) ? ' ' : '\n');
659 printf("server random\n");
662 for (z
= 0; z
< SSL3_RANDOM_SIZE
; z
++)
663 printf("%02X%c", s
->s3
->server_random
[z
],
664 ((z
+ 1) % 16) ? ' ' : '\n');
666 printf("pre-master\n");
669 for (z
= 0; z
< s
->session
->master_key_length
; z
++)
670 printf("%02X%c", s
->session
->master_key
[z
],
671 ((z
+ 1) % 16) ? ' ' : '\n');
674 if (!tls1_generate_key_block(s
, p1
, p2
, num
))
677 printf("\nkey block\n");
680 for (z
= 0; z
< num
; z
++)
681 printf("%02X%c", p1
[z
], ((z
+ 1) % 16) ? ' ' : '\n');
685 if (!(s
->options
& SSL_OP_DONT_INSERT_EMPTY_FRAGMENTS
)
686 && s
->method
->version
<= TLS1_VERSION
) {
688 * enable vulnerability countermeasure for CBC ciphers with known-IV
689 * problem (http://www.openssl.org/~bodo/tls-cbc.txt)
691 s
->s3
->need_empty_fragments
= 1;
693 if (s
->session
->cipher
!= NULL
) {
694 if (s
->session
->cipher
->algorithm_enc
== SSL_eNULL
)
695 s
->s3
->need_empty_fragments
= 0;
697 #ifndef OPENSSL_NO_RC4
698 if (s
->session
->cipher
->algorithm_enc
== SSL_RC4
)
699 s
->s3
->need_empty_fragments
= 0;
707 OPENSSL_cleanse(p2
, num
);
714 * tls1_enc encrypts/decrypts the record in |s->wrec| / |s->rrec|, respectively.
717 * 0: (in non-constant time) if the record is publically invalid (i.e. too
719 * 1: if the record's padding is valid / the encryption was successful.
720 * -1: if the record's padding/AEAD-authenticator is invalid or, if sending,
721 * an internal error occured.
723 int tls1_enc(SSL
*s
, int send
)
728 int bs
, i
, j
, k
, pad
= 0, ret
, mac_size
= 0;
729 const EVP_CIPHER
*enc
;
732 if (EVP_MD_CTX_md(s
->write_hash
)) {
733 int n
= EVP_MD_CTX_size(s
->write_hash
);
734 OPENSSL_assert(n
>= 0);
736 ds
= s
->enc_write_ctx
;
737 rec
= &(s
->s3
->wrec
);
738 if (s
->enc_write_ctx
== NULL
)
742 enc
= EVP_CIPHER_CTX_cipher(s
->enc_write_ctx
);
743 /* For TLSv1.1 and later explicit IV */
744 if (s
->version
>= TLS1_1_VERSION
745 && EVP_CIPHER_mode(enc
) == EVP_CIPH_CBC_MODE
)
746 ivlen
= EVP_CIPHER_iv_length(enc
);
750 if (rec
->data
!= rec
->input
)
752 * we can't write into the input stream: Can this ever
756 "%s:%d: rec->data != rec->input\n",
758 else if (RAND_bytes(rec
->input
, ivlen
) <= 0)
763 if (EVP_MD_CTX_md(s
->read_hash
)) {
764 int n
= EVP_MD_CTX_size(s
->read_hash
);
765 OPENSSL_assert(n
>= 0);
767 ds
= s
->enc_read_ctx
;
768 rec
= &(s
->s3
->rrec
);
769 if (s
->enc_read_ctx
== NULL
)
772 enc
= EVP_CIPHER_CTX_cipher(s
->enc_read_ctx
);
776 fprintf(stderr
, "tls1_enc(%d)\n", send
);
777 #endif /* KSSL_DEBUG */
779 if ((s
->session
== NULL
) || (ds
== NULL
) || (enc
== NULL
)) {
780 memmove(rec
->data
, rec
->input
, rec
->length
);
781 rec
->input
= rec
->data
;
785 bs
= EVP_CIPHER_block_size(ds
->cipher
);
787 if (EVP_CIPHER_flags(ds
->cipher
) & EVP_CIPH_FLAG_AEAD_CIPHER
) {
788 unsigned char buf
[EVP_AEAD_TLS1_AAD_LEN
], *seq
;
790 seq
= send
? s
->s3
->write_sequence
: s
->s3
->read_sequence
;
792 if (s
->version
== DTLS1_VERSION
|| s
->version
== DTLS1_BAD_VER
) {
793 unsigned char dtlsseq
[9], *p
= dtlsseq
;
795 s2n(send
? s
->d1
->w_epoch
: s
->d1
->r_epoch
, p
);
796 memcpy(p
, &seq
[2], 6);
797 memcpy(buf
, dtlsseq
, 8);
800 for (i
= 7; i
>= 0; i
--) { /* increment */
808 buf
[9] = (unsigned char)(s
->version
>> 8);
809 buf
[10] = (unsigned char)(s
->version
);
810 buf
[11] = rec
->length
>> 8;
811 buf
[12] = rec
->length
& 0xff;
812 pad
= EVP_CIPHER_CTX_ctrl(ds
, EVP_CTRL_AEAD_TLS1_AAD
,
813 EVP_AEAD_TLS1_AAD_LEN
, buf
);
820 } else if ((bs
!= 1) && send
) {
821 i
= bs
- ((int)l
% bs
);
823 /* Add weird padding of upto 256 bytes */
825 /* we need to add 'i' padding bytes of value j */
827 if (s
->options
& SSL_OP_TLS_BLOCK_PADDING_BUG
) {
828 if (s
->s3
->flags
& TLS1_FLAGS_TLS_PADDING_BUG
)
831 for (k
= (int)l
; k
< (int)(l
+ i
); k
++)
840 "EVP_Cipher(ds=%p,rec->data=%p,rec->input=%p,l=%ld) ==>\n",
841 ds
, rec
->data
, rec
->input
, l
);
843 "\tEVP_CIPHER_CTX: %d buf_len, %d key_len [%lu %lu], %d iv_len\n",
844 ds
->buf_len
, ds
->cipher
->key_len
, DES_KEY_SZ
,
845 DES_SCHEDULE_SZ
, ds
->cipher
->iv_len
);
846 fprintf(stderr
, "\t\tIV: ");
847 for (i
= 0; i
< ds
->cipher
->iv_len
; i
++)
848 fprintf(stderr
, "%02X", ds
->iv
[i
]);
849 fprintf(stderr
, "\n");
850 fprintf(stderr
, "\trec->input=");
851 for (ui
= 0; ui
< l
; ui
++)
852 fprintf(stderr
, " %02x", rec
->input
[ui
]);
853 fprintf(stderr
, "\n");
855 #endif /* KSSL_DEBUG */
858 if (l
== 0 || l
% bs
!= 0)
862 i
= EVP_Cipher(ds
, rec
->data
, rec
->input
, l
);
863 if ((EVP_CIPHER_flags(ds
->cipher
) & EVP_CIPH_FLAG_CUSTOM_CIPHER
)
866 return -1; /* AEAD can fail to verify MAC */
867 if (EVP_CIPHER_mode(enc
) == EVP_CIPH_GCM_MODE
&& !send
) {
868 rec
->data
+= EVP_GCM_TLS_EXPLICIT_IV_LEN
;
869 rec
->input
+= EVP_GCM_TLS_EXPLICIT_IV_LEN
;
870 rec
->length
-= EVP_GCM_TLS_EXPLICIT_IV_LEN
;
875 fprintf(stderr
, "\trec->data=");
876 for (i
= 0; i
< l
; i
++)
877 fprintf(stderr
, " %02x", rec
->data
[i
]);
878 fprintf(stderr
, "\n");
880 #endif /* KSSL_DEBUG */
883 if (EVP_MD_CTX_md(s
->read_hash
) != NULL
)
884 mac_size
= EVP_MD_CTX_size(s
->read_hash
);
885 if ((bs
!= 1) && !send
)
886 ret
= tls1_cbc_remove_padding(s
, rec
, bs
, mac_size
);
893 int tls1_cert_verify_mac(SSL
*s
, int md_nid
, unsigned char *out
)
896 EVP_MD_CTX ctx
, *d
= NULL
;
899 if (s
->s3
->handshake_buffer
)
900 if (!ssl3_digest_cached_records(s
))
903 if (s
->s3
->handshake_dgst
) {
904 for (i
= 0; i
< SSL_MAX_DIGEST
; i
++) {
905 if (s
->s3
->handshake_dgst
[i
]
906 && EVP_MD_CTX_type(s
->s3
->handshake_dgst
[i
]) == md_nid
) {
907 d
= s
->s3
->handshake_dgst
[i
];
913 SSLerr(SSL_F_TLS1_CERT_VERIFY_MAC
, SSL_R_NO_REQUIRED_DIGEST
);
917 EVP_MD_CTX_init(&ctx
);
918 EVP_MD_CTX_copy_ex(&ctx
, d
);
919 EVP_DigestFinal_ex(&ctx
, out
, &ret
);
920 EVP_MD_CTX_cleanup(&ctx
);
924 int tls1_final_finish_mac(SSL
*s
,
925 const char *str
, int slen
, unsigned char *out
)
929 unsigned char buf
[2 * EVP_MAX_MD_SIZE
];
930 unsigned char *q
, buf2
[12];
938 if (s
->s3
->handshake_buffer
)
939 if (!ssl3_digest_cached_records(s
))
942 EVP_MD_CTX_init(&ctx
);
944 for (idx
= 0; ssl_get_handshake_digest(idx
, &mask
, &md
); idx
++) {
945 if (mask
& ssl_get_algorithm2(s
)) {
946 int hashsize
= EVP_MD_size(md
);
947 EVP_MD_CTX
*hdgst
= s
->s3
->handshake_dgst
[idx
];
948 if (!hdgst
|| hashsize
< 0
949 || hashsize
> (int)(sizeof buf
- (size_t)(q
- buf
))) {
951 * internal error: 'buf' is too small for this cipersuite!
955 if (!EVP_MD_CTX_copy_ex(&ctx
, hdgst
) ||
956 !EVP_DigestFinal_ex(&ctx
, q
, &i
) ||
957 (i
!= (unsigned int)hashsize
))
964 if (!tls1_PRF(ssl_get_algorithm2(s
),
965 str
, slen
, buf
, (int)(q
- buf
), NULL
, 0, NULL
, 0, NULL
, 0,
966 s
->session
->master_key
, s
->session
->master_key_length
,
967 out
, buf2
, sizeof buf2
))
969 EVP_MD_CTX_cleanup(&ctx
);
971 OPENSSL_cleanse(buf
, (int)(q
- buf
));
972 OPENSSL_cleanse(buf2
, sizeof(buf2
));
979 int tls1_mac(SSL
*ssl
, unsigned char *md
, int send
)
984 size_t md_size
, orig_len
;
986 EVP_MD_CTX hmac
, *mac_ctx
;
987 unsigned char header
[13];
988 int stream_mac
= (send
? (ssl
->mac_flags
& SSL_MAC_FLAG_WRITE_MAC_STREAM
)
989 : (ssl
->mac_flags
& SSL_MAC_FLAG_READ_MAC_STREAM
));
993 rec
= &(ssl
->s3
->wrec
);
994 seq
= &(ssl
->s3
->write_sequence
[0]);
995 hash
= ssl
->write_hash
;
997 rec
= &(ssl
->s3
->rrec
);
998 seq
= &(ssl
->s3
->read_sequence
[0]);
999 hash
= ssl
->read_hash
;
1002 t
= EVP_MD_CTX_size(hash
);
1003 OPENSSL_assert(t
>= 0);
1006 /* I should fix this up TLS TLS TLS TLS TLS XXXXXXXX */
1010 if (!EVP_MD_CTX_copy(&hmac
, hash
))
1015 if (ssl
->version
== DTLS1_VERSION
|| ssl
->version
== DTLS1_BAD_VER
) {
1016 unsigned char dtlsseq
[8], *p
= dtlsseq
;
1018 s2n(send
? ssl
->d1
->w_epoch
: ssl
->d1
->r_epoch
, p
);
1019 memcpy(p
, &seq
[2], 6);
1021 memcpy(header
, dtlsseq
, 8);
1023 memcpy(header
, seq
, 8);
1026 * kludge: tls1_cbc_remove_padding passes padding length in rec->type
1028 orig_len
= rec
->length
+ md_size
+ ((unsigned int)rec
->type
>> 8);
1031 header
[8] = rec
->type
;
1032 header
[9] = (unsigned char)(ssl
->version
>> 8);
1033 header
[10] = (unsigned char)(ssl
->version
);
1034 header
[11] = (rec
->length
) >> 8;
1035 header
[12] = (rec
->length
) & 0xff;
1038 EVP_CIPHER_CTX_mode(ssl
->enc_read_ctx
) == EVP_CIPH_CBC_MODE
&&
1039 ssl3_cbc_record_digest_supported(mac_ctx
)) {
1041 * This is a CBC-encrypted record. We must avoid leaking any
1042 * timing-side channel information about how many blocks of data we
1043 * are hashing because that gives an attacker a timing-oracle.
1045 /* Final param == not SSLv3 */
1046 ssl3_cbc_digest_record(mac_ctx
,
1049 rec
->length
+ md_size
, orig_len
,
1050 ssl
->s3
->read_mac_secret
,
1051 ssl
->s3
->read_mac_secret_size
, 0);
1053 EVP_DigestSignUpdate(mac_ctx
, header
, sizeof(header
));
1054 EVP_DigestSignUpdate(mac_ctx
, rec
->input
, rec
->length
);
1055 t
= EVP_DigestSignFinal(mac_ctx
, md
, &md_size
);
1056 OPENSSL_assert(t
> 0);
1058 if (!send
&& FIPS_mode())
1059 tls_fips_digest_extra(ssl
->enc_read_ctx
,
1060 mac_ctx
, rec
->input
, rec
->length
, orig_len
);
1065 EVP_MD_CTX_cleanup(&hmac
);
1067 fprintf(stderr
, "seq=");
1070 for (z
= 0; z
< 8; z
++)
1071 fprintf(stderr
, "%02X ", seq
[z
]);
1072 fprintf(stderr
, "\n");
1074 fprintf(stderr
, "rec=");
1077 for (z
= 0; z
< rec
->length
; z
++)
1078 fprintf(stderr
, "%02X ", rec
->data
[z
]);
1079 fprintf(stderr
, "\n");
1083 if (ssl
->version
!= DTLS1_VERSION
&& ssl
->version
!= DTLS1_BAD_VER
) {
1084 for (i
= 7; i
>= 0; i
--) {
1093 for (z
= 0; z
< md_size
; z
++)
1094 fprintf(stderr
, "%02X ", md
[z
]);
1095 fprintf(stderr
, "\n");
1101 int tls1_generate_master_secret(SSL
*s
, unsigned char *out
, unsigned char *p
,
1104 unsigned char buff
[SSL_MAX_MASTER_KEY_LENGTH
];
1105 const void *co
= NULL
, *so
= NULL
;
1106 int col
= 0, sol
= 0;
1109 fprintf(stderr
, "tls1_generate_master_secret(%p,%p, %p, %d)\n", s
, out
, p
,
1111 #endif /* KSSL_DEBUG */
1113 #ifdef TLSEXT_TYPE_opaque_prf_input
1114 if (s
->s3
->client_opaque_prf_input
!= NULL
1115 && s
->s3
->server_opaque_prf_input
!= NULL
1116 && s
->s3
->client_opaque_prf_input_len
> 0
1117 && s
->s3
->client_opaque_prf_input_len
==
1118 s
->s3
->server_opaque_prf_input_len
) {
1119 co
= s
->s3
->client_opaque_prf_input
;
1120 col
= s
->s3
->server_opaque_prf_input_len
;
1121 so
= s
->s3
->server_opaque_prf_input
;
1123 * must be same as col (see
1124 * draft-resc-00.txts-opaque-prf-input-00.txt, section 3.1)
1126 sol
= s
->s3
->client_opaque_prf_input_len
;
1130 tls1_PRF(ssl_get_algorithm2(s
),
1131 TLS_MD_MASTER_SECRET_CONST
, TLS_MD_MASTER_SECRET_CONST_SIZE
,
1132 s
->s3
->client_random
, SSL3_RANDOM_SIZE
,
1134 s
->s3
->server_random
, SSL3_RANDOM_SIZE
,
1135 so
, sol
, p
, len
, s
->session
->master_key
, buff
, sizeof buff
);
1136 OPENSSL_cleanse(buff
, sizeof buff
);
1138 fprintf(stderr
, "Premaster Secret:\n");
1139 BIO_dump_fp(stderr
, (char *)p
, len
);
1140 fprintf(stderr
, "Client Random:\n");
1141 BIO_dump_fp(stderr
, (char *)s
->s3
->client_random
, SSL3_RANDOM_SIZE
);
1142 fprintf(stderr
, "Server Random:\n");
1143 BIO_dump_fp(stderr
, (char *)s
->s3
->server_random
, SSL3_RANDOM_SIZE
);
1144 fprintf(stderr
, "Master Secret:\n");
1145 BIO_dump_fp(stderr
, (char *)s
->session
->master_key
,
1146 SSL3_MASTER_SECRET_SIZE
);
1150 fprintf(stderr
, "tls1_generate_master_secret() complete\n");
1151 #endif /* KSSL_DEBUG */
1152 return (SSL3_MASTER_SECRET_SIZE
);
1155 int tls1_export_keying_material(SSL
*s
, unsigned char *out
, size_t olen
,
1156 const char *label
, size_t llen
,
1157 const unsigned char *context
,
1158 size_t contextlen
, int use_context
)
1160 unsigned char *buff
;
1161 unsigned char *val
= NULL
;
1162 size_t vallen
, currentvalpos
;
1166 fprintf(stderr
, "tls1_export_keying_material(%p,%p,%lu,%s,%lu,%p,%lu)\n",
1167 s
, out
, olen
, label
, llen
, context
, contextlen
);
1168 #endif /* KSSL_DEBUG */
1170 buff
= OPENSSL_malloc(olen
);
1175 * construct PRF arguments we construct the PRF argument ourself rather
1176 * than passing separate values into the TLS PRF to ensure that the
1177 * concatenation of values does not create a prohibited label.
1179 vallen
= llen
+ SSL3_RANDOM_SIZE
* 2;
1181 vallen
+= 2 + contextlen
;
1184 val
= OPENSSL_malloc(vallen
);
1188 memcpy(val
+ currentvalpos
, (unsigned char *)label
, llen
);
1189 currentvalpos
+= llen
;
1190 memcpy(val
+ currentvalpos
, s
->s3
->client_random
, SSL3_RANDOM_SIZE
);
1191 currentvalpos
+= SSL3_RANDOM_SIZE
;
1192 memcpy(val
+ currentvalpos
, s
->s3
->server_random
, SSL3_RANDOM_SIZE
);
1193 currentvalpos
+= SSL3_RANDOM_SIZE
;
1196 val
[currentvalpos
] = (contextlen
>> 8) & 0xff;
1198 val
[currentvalpos
] = contextlen
& 0xff;
1200 if ((contextlen
> 0) || (context
!= NULL
)) {
1201 memcpy(val
+ currentvalpos
, context
, contextlen
);
1206 * disallow prohibited labels note that SSL3_RANDOM_SIZE > max(prohibited
1207 * label len) = 15, so size of val > max(prohibited label len) = 15 and
1208 * the comparisons won't have buffer overflow
1210 if (memcmp(val
, TLS_MD_CLIENT_FINISH_CONST
,
1211 TLS_MD_CLIENT_FINISH_CONST_SIZE
) == 0)
1213 if (memcmp(val
, TLS_MD_SERVER_FINISH_CONST
,
1214 TLS_MD_SERVER_FINISH_CONST_SIZE
) == 0)
1216 if (memcmp(val
, TLS_MD_MASTER_SECRET_CONST
,
1217 TLS_MD_MASTER_SECRET_CONST_SIZE
) == 0)
1219 if (memcmp(val
, TLS_MD_KEY_EXPANSION_CONST
,
1220 TLS_MD_KEY_EXPANSION_CONST_SIZE
) == 0)
1223 rv
= tls1_PRF(ssl_get_algorithm2(s
),
1229 s
->session
->master_key
, s
->session
->master_key_length
,
1231 OPENSSL_cleanse(val
, vallen
);
1232 OPENSSL_cleanse(buff
, olen
);
1235 fprintf(stderr
, "tls1_export_keying_material() complete\n");
1236 #endif /* KSSL_DEBUG */
1239 SSLerr(SSL_F_TLS1_EXPORT_KEYING_MATERIAL
,
1240 SSL_R_TLS_ILLEGAL_EXPORTER_LABEL
);
1244 SSLerr(SSL_F_TLS1_EXPORT_KEYING_MATERIAL
, ERR_R_MALLOC_FAILURE
);
1254 int tls1_alert_code(int code
)
1257 case SSL_AD_CLOSE_NOTIFY
:
1258 return (SSL3_AD_CLOSE_NOTIFY
);
1259 case SSL_AD_UNEXPECTED_MESSAGE
:
1260 return (SSL3_AD_UNEXPECTED_MESSAGE
);
1261 case SSL_AD_BAD_RECORD_MAC
:
1262 return (SSL3_AD_BAD_RECORD_MAC
);
1263 case SSL_AD_DECRYPTION_FAILED
:
1264 return (TLS1_AD_DECRYPTION_FAILED
);
1265 case SSL_AD_RECORD_OVERFLOW
:
1266 return (TLS1_AD_RECORD_OVERFLOW
);
1267 case SSL_AD_DECOMPRESSION_FAILURE
:
1268 return (SSL3_AD_DECOMPRESSION_FAILURE
);
1269 case SSL_AD_HANDSHAKE_FAILURE
:
1270 return (SSL3_AD_HANDSHAKE_FAILURE
);
1271 case SSL_AD_NO_CERTIFICATE
:
1273 case SSL_AD_BAD_CERTIFICATE
:
1274 return (SSL3_AD_BAD_CERTIFICATE
);
1275 case SSL_AD_UNSUPPORTED_CERTIFICATE
:
1276 return (SSL3_AD_UNSUPPORTED_CERTIFICATE
);
1277 case SSL_AD_CERTIFICATE_REVOKED
:
1278 return (SSL3_AD_CERTIFICATE_REVOKED
);
1279 case SSL_AD_CERTIFICATE_EXPIRED
:
1280 return (SSL3_AD_CERTIFICATE_EXPIRED
);
1281 case SSL_AD_CERTIFICATE_UNKNOWN
:
1282 return (SSL3_AD_CERTIFICATE_UNKNOWN
);
1283 case SSL_AD_ILLEGAL_PARAMETER
:
1284 return (SSL3_AD_ILLEGAL_PARAMETER
);
1285 case SSL_AD_UNKNOWN_CA
:
1286 return (TLS1_AD_UNKNOWN_CA
);
1287 case SSL_AD_ACCESS_DENIED
:
1288 return (TLS1_AD_ACCESS_DENIED
);
1289 case SSL_AD_DECODE_ERROR
:
1290 return (TLS1_AD_DECODE_ERROR
);
1291 case SSL_AD_DECRYPT_ERROR
:
1292 return (TLS1_AD_DECRYPT_ERROR
);
1293 case SSL_AD_EXPORT_RESTRICTION
:
1294 return (TLS1_AD_EXPORT_RESTRICTION
);
1295 case SSL_AD_PROTOCOL_VERSION
:
1296 return (TLS1_AD_PROTOCOL_VERSION
);
1297 case SSL_AD_INSUFFICIENT_SECURITY
:
1298 return (TLS1_AD_INSUFFICIENT_SECURITY
);
1299 case SSL_AD_INTERNAL_ERROR
:
1300 return (TLS1_AD_INTERNAL_ERROR
);
1301 case SSL_AD_USER_CANCELLED
:
1302 return (TLS1_AD_USER_CANCELLED
);
1303 case SSL_AD_NO_RENEGOTIATION
:
1304 return (TLS1_AD_NO_RENEGOTIATION
);
1305 case SSL_AD_UNSUPPORTED_EXTENSION
:
1306 return (TLS1_AD_UNSUPPORTED_EXTENSION
);
1307 case SSL_AD_CERTIFICATE_UNOBTAINABLE
:
1308 return (TLS1_AD_CERTIFICATE_UNOBTAINABLE
);
1309 case SSL_AD_UNRECOGNIZED_NAME
:
1310 return (TLS1_AD_UNRECOGNIZED_NAME
);
1311 case SSL_AD_BAD_CERTIFICATE_STATUS_RESPONSE
:
1312 return (TLS1_AD_BAD_CERTIFICATE_STATUS_RESPONSE
);
1313 case SSL_AD_BAD_CERTIFICATE_HASH_VALUE
:
1314 return (TLS1_AD_BAD_CERTIFICATE_HASH_VALUE
);
1315 case SSL_AD_UNKNOWN_PSK_IDENTITY
:
1316 return (TLS1_AD_UNKNOWN_PSK_IDENTITY
);
1317 case SSL_AD_INAPPROPRIATE_FALLBACK
:
1318 return (TLS1_AD_INAPPROPRIATE_FALLBACK
);
1320 /* not appropriate for TLS, not used for DTLS */
1321 case DTLS1_AD_MISSING_HANDSHAKE_MESSAGE
:
1322 return (DTLS1_AD_MISSING_HANDSHAKE_MESSAGE
);