source: EcnlProtoTool/trunk/openssl-1.1.0e/ssl/s3_enc.c@ 331

Last change on this file since 331 was 331, checked in by coas-nagasima, 6 years ago

prototoolに関連するプロジェクトをnewlibからmuslを使うよう変更・更新
ntshellをnewlibの下位の実装から、muslのsyscallの実装に変更・更新
以下のOSSをアップデート
・mruby-1.3.0
・musl-1.1.18
・onigmo-6.1.3
・tcc-0.9.27
以下のOSSを追加
・openssl-1.1.0e
・curl-7.57.0
・zlib-1.2.11
以下のmrbgemsを追加
・iij/mruby-digest
・iij/mruby-env
・iij/mruby-errno
・iij/mruby-iijson
・iij/mruby-ipaddr
・iij/mruby-mock
・iij/mruby-require
・iij/mruby-tls-openssl
  • Property svn:eol-style set to native
  • Property svn:mime-type set to text/x-csrc
File size: 18.0 KB
Line 
1/*
2 * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
3 *
4 * Licensed under the OpenSSL license (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
8 */
9
10/* ====================================================================
11 * Copyright 2005 Nokia. All rights reserved.
12 *
13 * The portions of the attached software ("Contribution") is developed by
14 * Nokia Corporation and is licensed pursuant to the OpenSSL open source
15 * license.
16 *
17 * The Contribution, originally written by Mika Kousa and Pasi Eronen of
18 * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites
19 * support (see RFC 4279) to OpenSSL.
20 *
21 * No patent licenses or other rights except those expressly stated in
22 * the OpenSSL open source license shall be deemed granted or received
23 * expressly, by implication, estoppel, or otherwise.
24 *
25 * No assurances are provided by Nokia that the Contribution does not
26 * infringe the patent or other intellectual property rights of any third
27 * party or that the license provides you with all the necessary rights
28 * to make use of the Contribution.
29 *
30 * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN
31 * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA
32 * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY
33 * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR
34 * OTHERWISE.
35 */
36
37#include <stdio.h>
38#include "ssl_locl.h"
39#include <openssl/evp.h>
40#include <openssl/md5.h>
41
42static int ssl3_generate_key_block(SSL *s, unsigned char *km, int num)
43{
44 EVP_MD_CTX *m5;
45 EVP_MD_CTX *s1;
46 unsigned char buf[16], smd[SHA_DIGEST_LENGTH];
47 unsigned char c = 'A';
48 unsigned int i, j, k;
49 int ret = 0;
50
51#ifdef CHARSET_EBCDIC
52 c = os_toascii[c]; /* 'A' in ASCII */
53#endif
54 k = 0;
55 m5 = EVP_MD_CTX_new();
56 s1 = EVP_MD_CTX_new();
57 if (m5 == NULL || s1 == NULL) {
58 SSLerr(SSL_F_SSL3_GENERATE_KEY_BLOCK, ERR_R_MALLOC_FAILURE);
59 goto err;
60 }
61 EVP_MD_CTX_set_flags(m5, EVP_MD_CTX_FLAG_NON_FIPS_ALLOW);
62 for (i = 0; (int)i < num; i += MD5_DIGEST_LENGTH) {
63 k++;
64 if (k > sizeof(buf)) {
65 /* bug: 'buf' is too small for this ciphersuite */
66 SSLerr(SSL_F_SSL3_GENERATE_KEY_BLOCK, ERR_R_INTERNAL_ERROR);
67 goto err;
68 }
69
70 for (j = 0; j < k; j++)
71 buf[j] = c;
72 c++;
73 if (!EVP_DigestInit_ex(s1, EVP_sha1(), NULL)
74 || !EVP_DigestUpdate(s1, buf, k)
75 || !EVP_DigestUpdate(s1, s->session->master_key,
76 s->session->master_key_length)
77 || !EVP_DigestUpdate(s1, s->s3->server_random, SSL3_RANDOM_SIZE)
78 || !EVP_DigestUpdate(s1, s->s3->client_random, SSL3_RANDOM_SIZE)
79 || !EVP_DigestFinal_ex(s1, smd, NULL)
80 || !EVP_DigestInit_ex(m5, EVP_md5(), NULL)
81 || !EVP_DigestUpdate(m5, s->session->master_key,
82 s->session->master_key_length)
83 || !EVP_DigestUpdate(m5, smd, SHA_DIGEST_LENGTH))
84 goto err;
85 if ((int)(i + MD5_DIGEST_LENGTH) > num) {
86 if (!EVP_DigestFinal_ex(m5, smd, NULL))
87 goto err;
88 memcpy(km, smd, (num - i));
89 } else {
90 if (!EVP_DigestFinal_ex(m5, km, NULL))
91 goto err;
92 }
93
94 km += MD5_DIGEST_LENGTH;
95 }
96 OPENSSL_cleanse(smd, sizeof(smd));
97 ret = 1;
98 err:
99 EVP_MD_CTX_free(m5);
100 EVP_MD_CTX_free(s1);
101 return ret;
102}
103
104int ssl3_change_cipher_state(SSL *s, int which)
105{
106 unsigned char *p, *mac_secret;
107 unsigned char exp_key[EVP_MAX_KEY_LENGTH];
108 unsigned char exp_iv[EVP_MAX_IV_LENGTH];
109 unsigned char *ms, *key, *iv;
110 EVP_CIPHER_CTX *dd;
111 const EVP_CIPHER *c;
112#ifndef OPENSSL_NO_COMP
113 COMP_METHOD *comp;
114#endif
115 const EVP_MD *m;
116 int n, i, j, k, cl;
117 int reuse_dd = 0;
118
119 c = s->s3->tmp.new_sym_enc;
120 m = s->s3->tmp.new_hash;
121 /* m == NULL will lead to a crash later */
122 OPENSSL_assert(m);
123#ifndef OPENSSL_NO_COMP
124 if (s->s3->tmp.new_compression == NULL)
125 comp = NULL;
126 else
127 comp = s->s3->tmp.new_compression->method;
128#endif
129
130 if (which & SSL3_CC_READ) {
131 if (s->enc_read_ctx != NULL)
132 reuse_dd = 1;
133 else if ((s->enc_read_ctx = EVP_CIPHER_CTX_new()) == NULL)
134 goto err;
135 else
136 /*
137 * make sure it's initialised in case we exit later with an error
138 */
139 EVP_CIPHER_CTX_reset(s->enc_read_ctx);
140 dd = s->enc_read_ctx;
141
142 if (ssl_replace_hash(&s->read_hash, m) == NULL) {
143 SSLerr(SSL_F_SSL3_CHANGE_CIPHER_STATE, ERR_R_INTERNAL_ERROR);
144 goto err2;
145 }
146#ifndef OPENSSL_NO_COMP
147 /* COMPRESS */
148 COMP_CTX_free(s->expand);
149 s->expand = NULL;
150 if (comp != NULL) {
151 s->expand = COMP_CTX_new(comp);
152 if (s->expand == NULL) {
153 SSLerr(SSL_F_SSL3_CHANGE_CIPHER_STATE,
154 SSL_R_COMPRESSION_LIBRARY_ERROR);
155 goto err2;
156 }
157 }
158#endif
159 RECORD_LAYER_reset_read_sequence(&s->rlayer);
160 mac_secret = &(s->s3->read_mac_secret[0]);
161 } else {
162 if (s->enc_write_ctx != NULL)
163 reuse_dd = 1;
164 else if ((s->enc_write_ctx = EVP_CIPHER_CTX_new()) == NULL)
165 goto err;
166 else
167 /*
168 * make sure it's initialised in case we exit later with an error
169 */
170 EVP_CIPHER_CTX_reset(s->enc_write_ctx);
171 dd = s->enc_write_ctx;
172 if (ssl_replace_hash(&s->write_hash, m) == NULL) {
173 SSLerr(SSL_F_SSL3_CHANGE_CIPHER_STATE, ERR_R_INTERNAL_ERROR);
174 goto err2;
175 }
176#ifndef OPENSSL_NO_COMP
177 /* COMPRESS */
178 COMP_CTX_free(s->compress);
179 s->compress = NULL;
180 if (comp != NULL) {
181 s->compress = COMP_CTX_new(comp);
182 if (s->compress == NULL) {
183 SSLerr(SSL_F_SSL3_CHANGE_CIPHER_STATE,
184 SSL_R_COMPRESSION_LIBRARY_ERROR);
185 goto err2;
186 }
187 }
188#endif
189 RECORD_LAYER_reset_write_sequence(&s->rlayer);
190 mac_secret = &(s->s3->write_mac_secret[0]);
191 }
192
193 if (reuse_dd)
194 EVP_CIPHER_CTX_reset(dd);
195
196 p = s->s3->tmp.key_block;
197 i = EVP_MD_size(m);
198 if (i < 0)
199 goto err2;
200 cl = EVP_CIPHER_key_length(c);
201 j = cl;
202 k = EVP_CIPHER_iv_length(c);
203 if ((which == SSL3_CHANGE_CIPHER_CLIENT_WRITE) ||
204 (which == SSL3_CHANGE_CIPHER_SERVER_READ)) {
205 ms = &(p[0]);
206 n = i + i;
207 key = &(p[n]);
208 n += j + j;
209 iv = &(p[n]);
210 n += k + k;
211 } else {
212 n = i;
213 ms = &(p[n]);
214 n += i + j;
215 key = &(p[n]);
216 n += j + k;
217 iv = &(p[n]);
218 n += k;
219 }
220
221 if (n > s->s3->tmp.key_block_length) {
222 SSLerr(SSL_F_SSL3_CHANGE_CIPHER_STATE, ERR_R_INTERNAL_ERROR);
223 goto err2;
224 }
225
226 memcpy(mac_secret, ms, i);
227
228 if (!EVP_CipherInit_ex(dd, c, NULL, key, iv, (which & SSL3_CC_WRITE)))
229 goto err2;
230
231#ifdef OPENSSL_SSL_TRACE_CRYPTO
232 if (s->msg_callback) {
233
234 int wh = which & SSL3_CC_WRITE ?
235 TLS1_RT_CRYPTO_WRITE : TLS1_RT_CRYPTO_READ;
236 s->msg_callback(2, s->version, wh | TLS1_RT_CRYPTO_MAC,
237 mac_secret, EVP_MD_size(m), s, s->msg_callback_arg);
238 if (c->key_len)
239 s->msg_callback(2, s->version, wh | TLS1_RT_CRYPTO_KEY,
240 key, c->key_len, s, s->msg_callback_arg);
241 if (k) {
242 s->msg_callback(2, s->version, wh | TLS1_RT_CRYPTO_IV,
243 iv, k, s, s->msg_callback_arg);
244 }
245 }
246#endif
247
248 OPENSSL_cleanse(exp_key, sizeof(exp_key));
249 OPENSSL_cleanse(exp_iv, sizeof(exp_iv));
250 return (1);
251 err:
252 SSLerr(SSL_F_SSL3_CHANGE_CIPHER_STATE, ERR_R_MALLOC_FAILURE);
253 err2:
254 OPENSSL_cleanse(exp_key, sizeof(exp_key));
255 OPENSSL_cleanse(exp_iv, sizeof(exp_iv));
256 return (0);
257}
258
259int ssl3_setup_key_block(SSL *s)
260{
261 unsigned char *p;
262 const EVP_CIPHER *c;
263 const EVP_MD *hash;
264 int num;
265 int ret = 0;
266 SSL_COMP *comp;
267
268 if (s->s3->tmp.key_block_length != 0)
269 return (1);
270
271 if (!ssl_cipher_get_evp(s->session, &c, &hash, NULL, NULL, &comp, 0)) {
272 SSLerr(SSL_F_SSL3_SETUP_KEY_BLOCK, SSL_R_CIPHER_OR_HASH_UNAVAILABLE);
273 return (0);
274 }
275
276 s->s3->tmp.new_sym_enc = c;
277 s->s3->tmp.new_hash = hash;
278#ifdef OPENSSL_NO_COMP
279 s->s3->tmp.new_compression = NULL;
280#else
281 s->s3->tmp.new_compression = comp;
282#endif
283
284 num = EVP_MD_size(hash);
285 if (num < 0)
286 return 0;
287
288 num = EVP_CIPHER_key_length(c) + num + EVP_CIPHER_iv_length(c);
289 num *= 2;
290
291 ssl3_cleanup_key_block(s);
292
293 if ((p = OPENSSL_malloc(num)) == NULL)
294 goto err;
295
296 s->s3->tmp.key_block_length = num;
297 s->s3->tmp.key_block = p;
298
299 ret = ssl3_generate_key_block(s, p, num);
300
301 if (!(s->options & SSL_OP_DONT_INSERT_EMPTY_FRAGMENTS)) {
302 /*
303 * enable vulnerability countermeasure for CBC ciphers with known-IV
304 * problem (http://www.openssl.org/~bodo/tls-cbc.txt)
305 */
306 s->s3->need_empty_fragments = 1;
307
308 if (s->session->cipher != NULL) {
309 if (s->session->cipher->algorithm_enc == SSL_eNULL)
310 s->s3->need_empty_fragments = 0;
311
312#ifndef OPENSSL_NO_RC4
313 if (s->session->cipher->algorithm_enc == SSL_RC4)
314 s->s3->need_empty_fragments = 0;
315#endif
316 }
317 }
318
319 return ret;
320
321 err:
322 SSLerr(SSL_F_SSL3_SETUP_KEY_BLOCK, ERR_R_MALLOC_FAILURE);
323 return (0);
324}
325
326void ssl3_cleanup_key_block(SSL *s)
327{
328 OPENSSL_clear_free(s->s3->tmp.key_block, s->s3->tmp.key_block_length);
329 s->s3->tmp.key_block = NULL;
330 s->s3->tmp.key_block_length = 0;
331}
332
333int ssl3_init_finished_mac(SSL *s)
334{
335 BIO *buf = BIO_new(BIO_s_mem());
336
337 if (buf == NULL) {
338 SSLerr(SSL_F_SSL3_INIT_FINISHED_MAC, ERR_R_MALLOC_FAILURE);
339 return 0;
340 }
341 ssl3_free_digest_list(s);
342 s->s3->handshake_buffer = buf;
343 (void)BIO_set_close(s->s3->handshake_buffer, BIO_CLOSE);
344 return 1;
345}
346
347/*
348 * Free digest list. Also frees handshake buffer since they are always freed
349 * together.
350 */
351
352void ssl3_free_digest_list(SSL *s)
353{
354 BIO_free(s->s3->handshake_buffer);
355 s->s3->handshake_buffer = NULL;
356 EVP_MD_CTX_free(s->s3->handshake_dgst);
357 s->s3->handshake_dgst = NULL;
358}
359
360int ssl3_finish_mac(SSL *s, const unsigned char *buf, int len)
361{
362 if (s->s3->handshake_dgst == NULL)
363 /* Note: this writes to a memory BIO so a failure is a fatal error */
364 return BIO_write(s->s3->handshake_buffer, (void *)buf, len) == len;
365 else
366 return EVP_DigestUpdate(s->s3->handshake_dgst, buf, len);
367}
368
369int ssl3_digest_cached_records(SSL *s, int keep)
370{
371 const EVP_MD *md;
372 long hdatalen;
373 void *hdata;
374
375 if (s->s3->handshake_dgst == NULL) {
376 hdatalen = BIO_get_mem_data(s->s3->handshake_buffer, &hdata);
377 if (hdatalen <= 0) {
378 SSLerr(SSL_F_SSL3_DIGEST_CACHED_RECORDS,
379 SSL_R_BAD_HANDSHAKE_LENGTH);
380 return 0;
381 }
382
383 s->s3->handshake_dgst = EVP_MD_CTX_new();
384 if (s->s3->handshake_dgst == NULL) {
385 SSLerr(SSL_F_SSL3_DIGEST_CACHED_RECORDS, ERR_R_MALLOC_FAILURE);
386 return 0;
387 }
388
389 md = ssl_handshake_md(s);
390 if (md == NULL || !EVP_DigestInit_ex(s->s3->handshake_dgst, md, NULL)
391 || !EVP_DigestUpdate(s->s3->handshake_dgst, hdata, hdatalen)) {
392 SSLerr(SSL_F_SSL3_DIGEST_CACHED_RECORDS, ERR_R_INTERNAL_ERROR);
393 return 0;
394 }
395 }
396 if (keep == 0) {
397 BIO_free(s->s3->handshake_buffer);
398 s->s3->handshake_buffer = NULL;
399 }
400
401 return 1;
402}
403
404int ssl3_final_finish_mac(SSL *s, const char *sender, int len, unsigned char *p)
405{
406 int ret;
407 EVP_MD_CTX *ctx = NULL;
408
409 if (!ssl3_digest_cached_records(s, 0))
410 return 0;
411
412 if (EVP_MD_CTX_type(s->s3->handshake_dgst) != NID_md5_sha1) {
413 SSLerr(SSL_F_SSL3_FINAL_FINISH_MAC, SSL_R_NO_REQUIRED_DIGEST);
414 return 0;
415 }
416
417 ctx = EVP_MD_CTX_new();
418 if (ctx == NULL) {
419 SSLerr(SSL_F_SSL3_FINAL_FINISH_MAC, ERR_R_MALLOC_FAILURE);
420 return 0;
421 }
422 if (!EVP_MD_CTX_copy_ex(ctx, s->s3->handshake_dgst)) {
423 SSLerr(SSL_F_SSL3_FINAL_FINISH_MAC, ERR_R_INTERNAL_ERROR);
424 return 0;
425 }
426
427 ret = EVP_MD_CTX_size(ctx);
428 if (ret < 0) {
429 EVP_MD_CTX_reset(ctx);
430 return 0;
431 }
432
433 if ((sender != NULL && EVP_DigestUpdate(ctx, sender, len) <= 0)
434 || EVP_MD_CTX_ctrl(ctx, EVP_CTRL_SSL3_MASTER_SECRET,
435 s->session->master_key_length,
436 s->session->master_key) <= 0
437 || EVP_DigestFinal_ex(ctx, p, NULL) <= 0) {
438 SSLerr(SSL_F_SSL3_FINAL_FINISH_MAC, ERR_R_INTERNAL_ERROR);
439 ret = 0;
440 }
441
442 EVP_MD_CTX_free(ctx);
443
444 return ret;
445}
446
447int ssl3_generate_master_secret(SSL *s, unsigned char *out, unsigned char *p,
448 int len)
449{
450 static const unsigned char *salt[3] = {
451#ifndef CHARSET_EBCDIC
452 (const unsigned char *)"A",
453 (const unsigned char *)"BB",
454 (const unsigned char *)"CCC",
455#else
456 (const unsigned char *)"\x41",
457 (const unsigned char *)"\x42\x42",
458 (const unsigned char *)"\x43\x43\x43",
459#endif
460 };
461 unsigned char buf[EVP_MAX_MD_SIZE];
462 EVP_MD_CTX *ctx = EVP_MD_CTX_new();
463 int i, ret = 0;
464 unsigned int n;
465#ifdef OPENSSL_SSL_TRACE_CRYPTO
466 unsigned char *tmpout = out;
467#endif
468
469 if (ctx == NULL) {
470 SSLerr(SSL_F_SSL3_GENERATE_MASTER_SECRET, ERR_R_MALLOC_FAILURE);
471 return 0;
472 }
473 for (i = 0; i < 3; i++) {
474 if (EVP_DigestInit_ex(ctx, s->ctx->sha1, NULL) <= 0
475 || EVP_DigestUpdate(ctx, salt[i],
476 strlen((const char *)salt[i])) <= 0
477 || EVP_DigestUpdate(ctx, p, len) <= 0
478 || EVP_DigestUpdate(ctx, &(s->s3->client_random[0]),
479 SSL3_RANDOM_SIZE) <= 0
480 || EVP_DigestUpdate(ctx, &(s->s3->server_random[0]),
481 SSL3_RANDOM_SIZE) <= 0
482 || EVP_DigestFinal_ex(ctx, buf, &n) <= 0
483 || EVP_DigestInit_ex(ctx, s->ctx->md5, NULL) <= 0
484 || EVP_DigestUpdate(ctx, p, len) <= 0
485 || EVP_DigestUpdate(ctx, buf, n) <= 0
486 || EVP_DigestFinal_ex(ctx, out, &n) <= 0) {
487 SSLerr(SSL_F_SSL3_GENERATE_MASTER_SECRET, ERR_R_INTERNAL_ERROR);
488 ret = 0;
489 break;
490 }
491 out += n;
492 ret += n;
493 }
494 EVP_MD_CTX_free(ctx);
495
496#ifdef OPENSSL_SSL_TRACE_CRYPTO
497 if (ret > 0 && s->msg_callback) {
498 s->msg_callback(2, s->version, TLS1_RT_CRYPTO_PREMASTER,
499 p, len, s, s->msg_callback_arg);
500 s->msg_callback(2, s->version, TLS1_RT_CRYPTO_CLIENT_RANDOM,
501 s->s3->client_random, SSL3_RANDOM_SIZE,
502 s, s->msg_callback_arg);
503 s->msg_callback(2, s->version, TLS1_RT_CRYPTO_SERVER_RANDOM,
504 s->s3->server_random, SSL3_RANDOM_SIZE,
505 s, s->msg_callback_arg);
506 s->msg_callback(2, s->version, TLS1_RT_CRYPTO_MASTER,
507 tmpout, SSL3_MASTER_SECRET_SIZE,
508 s, s->msg_callback_arg);
509 }
510#endif
511 OPENSSL_cleanse(buf, sizeof(buf));
512 return (ret);
513}
514
515int ssl3_alert_code(int code)
516{
517 switch (code) {
518 case SSL_AD_CLOSE_NOTIFY:
519 return (SSL3_AD_CLOSE_NOTIFY);
520 case SSL_AD_UNEXPECTED_MESSAGE:
521 return (SSL3_AD_UNEXPECTED_MESSAGE);
522 case SSL_AD_BAD_RECORD_MAC:
523 return (SSL3_AD_BAD_RECORD_MAC);
524 case SSL_AD_DECRYPTION_FAILED:
525 return (SSL3_AD_BAD_RECORD_MAC);
526 case SSL_AD_RECORD_OVERFLOW:
527 return (SSL3_AD_BAD_RECORD_MAC);
528 case SSL_AD_DECOMPRESSION_FAILURE:
529 return (SSL3_AD_DECOMPRESSION_FAILURE);
530 case SSL_AD_HANDSHAKE_FAILURE:
531 return (SSL3_AD_HANDSHAKE_FAILURE);
532 case SSL_AD_NO_CERTIFICATE:
533 return (SSL3_AD_NO_CERTIFICATE);
534 case SSL_AD_BAD_CERTIFICATE:
535 return (SSL3_AD_BAD_CERTIFICATE);
536 case SSL_AD_UNSUPPORTED_CERTIFICATE:
537 return (SSL3_AD_UNSUPPORTED_CERTIFICATE);
538 case SSL_AD_CERTIFICATE_REVOKED:
539 return (SSL3_AD_CERTIFICATE_REVOKED);
540 case SSL_AD_CERTIFICATE_EXPIRED:
541 return (SSL3_AD_CERTIFICATE_EXPIRED);
542 case SSL_AD_CERTIFICATE_UNKNOWN:
543 return (SSL3_AD_CERTIFICATE_UNKNOWN);
544 case SSL_AD_ILLEGAL_PARAMETER:
545 return (SSL3_AD_ILLEGAL_PARAMETER);
546 case SSL_AD_UNKNOWN_CA:
547 return (SSL3_AD_BAD_CERTIFICATE);
548 case SSL_AD_ACCESS_DENIED:
549 return (SSL3_AD_HANDSHAKE_FAILURE);
550 case SSL_AD_DECODE_ERROR:
551 return (SSL3_AD_HANDSHAKE_FAILURE);
552 case SSL_AD_DECRYPT_ERROR:
553 return (SSL3_AD_HANDSHAKE_FAILURE);
554 case SSL_AD_EXPORT_RESTRICTION:
555 return (SSL3_AD_HANDSHAKE_FAILURE);
556 case SSL_AD_PROTOCOL_VERSION:
557 return (SSL3_AD_HANDSHAKE_FAILURE);
558 case SSL_AD_INSUFFICIENT_SECURITY:
559 return (SSL3_AD_HANDSHAKE_FAILURE);
560 case SSL_AD_INTERNAL_ERROR:
561 return (SSL3_AD_HANDSHAKE_FAILURE);
562 case SSL_AD_USER_CANCELLED:
563 return (SSL3_AD_HANDSHAKE_FAILURE);
564 case SSL_AD_NO_RENEGOTIATION:
565 return (-1); /* Don't send it :-) */
566 case SSL_AD_UNSUPPORTED_EXTENSION:
567 return (SSL3_AD_HANDSHAKE_FAILURE);
568 case SSL_AD_CERTIFICATE_UNOBTAINABLE:
569 return (SSL3_AD_HANDSHAKE_FAILURE);
570 case SSL_AD_UNRECOGNIZED_NAME:
571 return (SSL3_AD_HANDSHAKE_FAILURE);
572 case SSL_AD_BAD_CERTIFICATE_STATUS_RESPONSE:
573 return (SSL3_AD_HANDSHAKE_FAILURE);
574 case SSL_AD_BAD_CERTIFICATE_HASH_VALUE:
575 return (SSL3_AD_HANDSHAKE_FAILURE);
576 case SSL_AD_UNKNOWN_PSK_IDENTITY:
577 return (TLS1_AD_UNKNOWN_PSK_IDENTITY);
578 case SSL_AD_INAPPROPRIATE_FALLBACK:
579 return (TLS1_AD_INAPPROPRIATE_FALLBACK);
580 case SSL_AD_NO_APPLICATION_PROTOCOL:
581 return (TLS1_AD_NO_APPLICATION_PROTOCOL);
582 default:
583 return (-1);
584 }
585}
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