1 /*! \file ssl/ssl_lib.c
2 * \brief Version independent SSL functions.
4 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
7 * This package is an SSL implementation written
8 * by Eric Young (eay@cryptsoft.com).
9 * The implementation was written so as to conform with Netscapes SSL.
11 * This library is free for commercial and non-commercial use as long as
12 * the following conditions are aheared to. The following conditions
13 * apply to all code found in this distribution, be it the RC4, RSA,
14 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
15 * included with this distribution is covered by the same copyright terms
16 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
18 * Copyright remains Eric Young's, and as such any Copyright notices in
19 * the code are not to be removed.
20 * If this package is used in a product, Eric Young should be given attribution
21 * as the author of the parts of the library used.
22 * This can be in the form of a textual message at program startup or
23 * in documentation (online or textual) provided with the package.
25 * Redistribution and use in source and binary forms, with or without
26 * modification, are permitted provided that the following conditions
28 * 1. Redistributions of source code must retain the copyright
29 * notice, this list of conditions and the following disclaimer.
30 * 2. Redistributions in binary form must reproduce the above copyright
31 * notice, this list of conditions and the following disclaimer in the
32 * documentation and/or other materials provided with the distribution.
33 * 3. All advertising materials mentioning features or use of this software
34 * must display the following acknowledgement:
35 * "This product includes cryptographic software written by
36 * Eric Young (eay@cryptsoft.com)"
37 * The word 'cryptographic' can be left out if the rouines from the library
38 * being used are not cryptographic related :-).
39 * 4. If you include any Windows specific code (or a derivative thereof) from
40 * the apps directory (application code) you must include an acknowledgement:
41 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
43 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
44 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
45 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
46 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
47 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
48 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
49 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
50 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
51 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
52 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
55 * The licence and distribution terms for any publically available version or
56 * derivative of this code cannot be changed. i.e. this code cannot simply be
57 * copied and put under another distribution licence
58 * [including the GNU Public Licence.]
60 /* ====================================================================
61 * Copyright (c) 1998-2007 The OpenSSL Project. All rights reserved.
63 * Redistribution and use in source and binary forms, with or without
64 * modification, are permitted provided that the following conditions
67 * 1. Redistributions of source code must retain the above copyright
68 * notice, this list of conditions and the following disclaimer.
70 * 2. Redistributions in binary form must reproduce the above copyright
71 * notice, this list of conditions and the following disclaimer in
72 * the documentation and/or other materials provided with the
75 * 3. All advertising materials mentioning features or use of this
76 * software must display the following acknowledgment:
77 * "This product includes software developed by the OpenSSL Project
78 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
80 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
81 * endorse or promote products derived from this software without
82 * prior written permission. For written permission, please contact
83 * openssl-core@openssl.org.
85 * 5. Products derived from this software may not be called "OpenSSL"
86 * nor may "OpenSSL" appear in their names without prior written
87 * permission of the OpenSSL Project.
89 * 6. Redistributions of any form whatsoever must retain the following
91 * "This product includes software developed by the OpenSSL Project
92 * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
94 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
95 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
96 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
97 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
98 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
99 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
100 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
101 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
102 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
103 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
104 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
105 * OF THE POSSIBILITY OF SUCH DAMAGE.
106 * ====================================================================
108 * This product includes cryptographic software written by Eric Young
109 * (eay@cryptsoft.com). This product includes software written by Tim
110 * Hudson (tjh@cryptsoft.com).
113 /* ====================================================================
114 * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
115 * ECC cipher suite support in OpenSSL originally developed by
116 * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
118 /* ====================================================================
119 * Copyright 2005 Nokia. All rights reserved.
121 * The portions of the attached software ("Contribution") is developed by
122 * Nokia Corporation and is licensed pursuant to the OpenSSL open source
125 * The Contribution, originally written by Mika Kousa and Pasi Eronen of
126 * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites
127 * support (see RFC 4279) to OpenSSL.
129 * No patent licenses or other rights except those expressly stated in
130 * the OpenSSL open source license shall be deemed granted or received
131 * expressly, by implication, estoppel, or otherwise.
133 * No assurances are provided by Nokia that the Contribution does not
134 * infringe the patent or other intellectual property rights of any third
135 * party or that the license provides you with all the necessary rights
136 * to make use of the Contribution.
138 * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN
139 * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA
140 * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY
141 * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR
149 #include "ssl_locl.h"
150 #include "kssl_lcl.h"
151 #include <openssl/objects.h>
152 #include <openssl/lhash.h>
153 #include <openssl/x509v3.h>
154 #include <openssl/rand.h>
155 #include <openssl/ocsp.h>
156 #ifndef OPENSSL_NO_DH
157 #include <openssl/dh.h>
159 #ifndef OPENSSL_NO_ENGINE
160 #include <openssl/engine.h>
163 const char *SSL_version_str
=OPENSSL_VERSION_TEXT
;
165 SSL3_ENC_METHOD ssl3_undef_enc_method
={
166 /* evil casts, but these functions are only called if there's a library bug */
167 (int (*)(SSL
*,int))ssl_undefined_function
,
168 (int (*)(SSL
*, unsigned char *, int))ssl_undefined_function
,
169 ssl_undefined_function
,
170 (int (*)(SSL
*, unsigned char *, unsigned char *, int))ssl_undefined_function
,
171 (int (*)(SSL
*, int))ssl_undefined_function
,
172 (int (*)(SSL
*, const char*, int, unsigned char *))ssl_undefined_function
,
173 0, /* finish_mac_length */
174 (int (*)(SSL
*, int, unsigned char *))ssl_undefined_function
,
175 NULL
, /* client_finished_label */
176 0, /* client_finished_label_len */
177 NULL
, /* server_finished_label */
178 0, /* server_finished_label_len */
179 (int (*)(int))ssl_undefined_function
,
180 (int (*)(SSL
*, unsigned char *, size_t, const char *,
181 size_t, const unsigned char *, size_t,
182 int use_context
)) ssl_undefined_function
,
185 int SSL_clear(SSL
*s
)
188 if (s
->method
== NULL
)
190 SSLerr(SSL_F_SSL_CLEAR
,SSL_R_NO_METHOD_SPECIFIED
);
194 if (ssl_clear_bad_session(s
))
196 SSL_SESSION_free(s
->session
);
206 * Disabled since version 1.10 of this file (early return not
207 * needed because SSL_clear is not called when doing renegotiation)
210 * This is set if we are doing dynamic renegotiation so keep
211 * the old cipher. It is sort of a SSL_clear_lite :-)
213 if (s
->renegotiate
) return(1);
217 SSLerr(SSL_F_SSL_CLEAR
,ERR_R_INTERNAL_ERROR
);
224 s
->state
=SSL_ST_BEFORE
|((s
->server
)?SSL_ST_ACCEPT
:SSL_ST_CONNECT
);
226 s
->version
=s
->method
->version
;
227 s
->client_version
=s
->version
;
228 s
->rwstate
=SSL_NOTHING
;
229 s
->rstate
=SSL_ST_READ_HEADER
;
231 s
->read_ahead
=s
->ctx
->read_ahead
;
234 if (s
->init_buf
!= NULL
)
236 BUF_MEM_free(s
->init_buf
);
240 ssl_clear_cipher_ctx(s
);
241 ssl_clear_hash_ctx(&s
->read_hash
);
242 ssl_clear_hash_ctx(&s
->write_hash
);
247 /* Check to see if we were changed into a different method, if
248 * so, revert back if we are not doing session-id reuse. */
249 if (!s
->in_handshake
&& (s
->session
== NULL
) && (s
->method
!= s
->ctx
->method
))
251 s
->method
->ssl_free(s
);
252 s
->method
=s
->ctx
->method
;
253 if (!s
->method
->ssl_new(s
))
258 s
->method
->ssl_clear(s
);
262 /** Used to change an SSL_CTXs default SSL method type */
263 int SSL_CTX_set_ssl_version(SSL_CTX
*ctx
,const SSL_METHOD
*meth
)
265 STACK_OF(SSL_CIPHER
) *sk
;
269 sk
=ssl_create_cipher_list(ctx
->method
,&(ctx
->cipher_list
),
270 &(ctx
->cipher_list_by_id
),
271 SSL_DEFAULT_CIPHER_LIST
, ctx
->cert
);
272 if ((sk
== NULL
) || (sk_SSL_CIPHER_num(sk
) <= 0))
274 SSLerr(SSL_F_SSL_CTX_SET_SSL_VERSION
,SSL_R_SSL_LIBRARY_HAS_NO_CIPHERS
);
280 SSL
*SSL_new(SSL_CTX
*ctx
)
286 SSLerr(SSL_F_SSL_NEW
,SSL_R_NULL_SSL_CTX
);
289 if (ctx
->method
== NULL
)
291 SSLerr(SSL_F_SSL_NEW
,SSL_R_SSL_CTX_HAS_NO_DEFAULT_SSL_VERSION
);
295 s
=(SSL
*)OPENSSL_malloc(sizeof(SSL
));
296 if (s
== NULL
) goto err
;
297 memset(s
,0,sizeof(SSL
));
299 #ifndef OPENSSL_NO_KRB5
300 s
->kssl_ctx
= kssl_ctx_new();
301 #endif /* OPENSSL_NO_KRB5 */
303 s
->options
=ctx
->options
;
305 s
->max_cert_list
=ctx
->max_cert_list
;
307 if (ctx
->cert
!= NULL
)
309 /* Earlier library versions used to copy the pointer to
310 * the CERT, not its contents; only when setting new
311 * parameters for the per-SSL copy, ssl_cert_new would be
312 * called (and the direct reference to the per-SSL_CTX
313 * settings would be lost, but those still were indirectly
314 * accessed for various purposes, and for that reason they
315 * used to be known as s->ctx->default_cert).
316 * Now we don't look at the SSL_CTX's CERT after having
317 * duplicated it once. */
319 s
->cert
= ssl_cert_dup(ctx
->cert
);
324 s
->cert
=NULL
; /* Cannot really happen (see SSL_CTX_new) */
326 s
->read_ahead
=ctx
->read_ahead
;
327 s
->msg_callback
=ctx
->msg_callback
;
328 s
->msg_callback_arg
=ctx
->msg_callback_arg
;
329 s
->verify_mode
=ctx
->verify_mode
;
330 s
->not_resumable_session_cb
=ctx
->not_resumable_session_cb
;
332 s
->verify_depth
=ctx
->verify_depth
;
334 s
->sid_ctx_length
=ctx
->sid_ctx_length
;
335 OPENSSL_assert(s
->sid_ctx_length
<= sizeof s
->sid_ctx
);
336 memcpy(&s
->sid_ctx
,&ctx
->sid_ctx
,sizeof(s
->sid_ctx
));
337 s
->verify_callback
=ctx
->default_verify_callback
;
338 s
->generate_session_id
=ctx
->generate_session_id
;
340 s
->param
= X509_VERIFY_PARAM_new();
343 X509_VERIFY_PARAM_inherit(s
->param
, ctx
->param
);
345 s
->purpose
= ctx
->purpose
;
346 s
->trust
= ctx
->trust
;
348 s
->quiet_shutdown
=ctx
->quiet_shutdown
;
349 s
->max_send_fragment
= ctx
->max_send_fragment
;
351 CRYPTO_add(&ctx
->references
,1,CRYPTO_LOCK_SSL_CTX
);
353 #ifndef OPENSSL_NO_TLSEXT
354 s
->tlsext_debug_cb
= 0;
355 s
->tlsext_debug_arg
= NULL
;
356 s
->tlsext_ticket_expected
= 0;
357 s
->tlsext_status_type
= -1;
358 s
->tlsext_status_expected
= 0;
359 s
->tlsext_ocsp_ids
= NULL
;
360 s
->tlsext_ocsp_exts
= NULL
;
361 s
->tlsext_ocsp_resp
= NULL
;
362 s
->tlsext_ocsp_resplen
= -1;
363 CRYPTO_add(&ctx
->references
,1,CRYPTO_LOCK_SSL_CTX
);
365 #ifndef OPENSSL_NO_EC
366 if (ctx
->tlsext_ecpointformatlist
)
368 s
->tlsext_ecpointformatlist
=
369 BUF_memdup(ctx
->tlsext_ecpointformatlist
,
370 ctx
->tlsext_ecpointformatlist_length
);
371 if (!s
->tlsext_ecpointformatlist
)
373 s
->tlsext_ecpointformatlist_length
=
374 ctx
->tlsext_ecpointformatlist_length
;
376 if (ctx
->tlsext_ellipticcurvelist
)
378 s
->tlsext_ellipticcurvelist
=
379 BUF_memdup(ctx
->tlsext_ellipticcurvelist
,
380 ctx
->tlsext_ellipticcurvelist_length
);
381 if (!s
->tlsext_ellipticcurvelist
)
383 s
->tlsext_ellipticcurvelist_length
=
384 ctx
->tlsext_ellipticcurvelist_length
;
387 # ifndef OPENSSL_NO_NEXTPROTONEG
388 s
->next_proto_negotiated
= NULL
;
391 if (s
->ctx
->alpn_client_proto_list
)
393 s
->alpn_client_proto_list
=
394 OPENSSL_malloc(s
->ctx
->alpn_client_proto_list_len
);
395 if (s
->alpn_client_proto_list
== NULL
)
397 memcpy(s
->alpn_client_proto_list
, s
->ctx
->alpn_client_proto_list
,
398 s
->ctx
->alpn_client_proto_list_len
);
399 s
->alpn_client_proto_list_len
= s
->ctx
->alpn_client_proto_list_len
;
403 s
->verify_result
=X509_V_OK
;
405 s
->method
=ctx
->method
;
407 if (!s
->method
->ssl_new(s
))
411 s
->server
=(ctx
->method
->ssl_accept
== ssl_undefined_function
)?0:1;
415 CRYPTO_new_ex_data(CRYPTO_EX_INDEX_SSL
, s
, &s
->ex_data
);
417 #ifndef OPENSSL_NO_PSK
418 s
->psk_client_callback
=ctx
->psk_client_callback
;
419 s
->psk_server_callback
=ctx
->psk_server_callback
;
426 SSLerr(SSL_F_SSL_NEW
,ERR_R_MALLOC_FAILURE
);
430 int SSL_CTX_set_session_id_context(SSL_CTX
*ctx
,const unsigned char *sid_ctx
,
431 unsigned int sid_ctx_len
)
433 if(sid_ctx_len
> sizeof ctx
->sid_ctx
)
435 SSLerr(SSL_F_SSL_CTX_SET_SESSION_ID_CONTEXT
,SSL_R_SSL_SESSION_ID_CONTEXT_TOO_LONG
);
438 ctx
->sid_ctx_length
=sid_ctx_len
;
439 memcpy(ctx
->sid_ctx
,sid_ctx
,sid_ctx_len
);
444 int SSL_set_session_id_context(SSL
*ssl
,const unsigned char *sid_ctx
,
445 unsigned int sid_ctx_len
)
447 if(sid_ctx_len
> SSL_MAX_SID_CTX_LENGTH
)
449 SSLerr(SSL_F_SSL_SET_SESSION_ID_CONTEXT
,SSL_R_SSL_SESSION_ID_CONTEXT_TOO_LONG
);
452 ssl
->sid_ctx_length
=sid_ctx_len
;
453 memcpy(ssl
->sid_ctx
,sid_ctx
,sid_ctx_len
);
458 int SSL_CTX_set_generate_session_id(SSL_CTX
*ctx
, GEN_SESSION_CB cb
)
460 CRYPTO_w_lock(CRYPTO_LOCK_SSL_CTX
);
461 ctx
->generate_session_id
= cb
;
462 CRYPTO_w_unlock(CRYPTO_LOCK_SSL_CTX
);
466 int SSL_set_generate_session_id(SSL
*ssl
, GEN_SESSION_CB cb
)
468 CRYPTO_w_lock(CRYPTO_LOCK_SSL
);
469 ssl
->generate_session_id
= cb
;
470 CRYPTO_w_unlock(CRYPTO_LOCK_SSL
);
474 int SSL_has_matching_session_id(const SSL
*ssl
, const unsigned char *id
,
477 /* A quick examination of SSL_SESSION_hash and SSL_SESSION_cmp shows how
478 * we can "construct" a session to give us the desired check - ie. to
479 * find if there's a session in the hash table that would conflict with
480 * any new session built out of this id/id_len and the ssl_version in
481 * use by this SSL. */
484 if(id_len
> sizeof r
.session_id
)
487 r
.ssl_version
= ssl
->version
;
488 r
.session_id_length
= id_len
;
489 memcpy(r
.session_id
, id
, id_len
);
491 CRYPTO_r_lock(CRYPTO_LOCK_SSL_CTX
);
492 p
= lh_SSL_SESSION_retrieve(ssl
->ctx
->sessions
, &r
);
493 CRYPTO_r_unlock(CRYPTO_LOCK_SSL_CTX
);
497 int SSL_CTX_set_purpose(SSL_CTX
*s
, int purpose
)
499 return X509_VERIFY_PARAM_set_purpose(s
->param
, purpose
);
502 int SSL_set_purpose(SSL
*s
, int purpose
)
504 return X509_VERIFY_PARAM_set_purpose(s
->param
, purpose
);
507 int SSL_CTX_set_trust(SSL_CTX
*s
, int trust
)
509 return X509_VERIFY_PARAM_set_trust(s
->param
, trust
);
512 int SSL_set_trust(SSL
*s
, int trust
)
514 return X509_VERIFY_PARAM_set_trust(s
->param
, trust
);
517 int SSL_CTX_set1_param(SSL_CTX
*ctx
, X509_VERIFY_PARAM
*vpm
)
519 return X509_VERIFY_PARAM_set1(ctx
->param
, vpm
);
522 int SSL_set1_param(SSL
*ssl
, X509_VERIFY_PARAM
*vpm
)
524 return X509_VERIFY_PARAM_set1(ssl
->param
, vpm
);
527 X509_VERIFY_PARAM
*SSL_CTX_get0_param(SSL_CTX
*ctx
)
532 X509_VERIFY_PARAM
*SSL_get0_param(SSL
*ssl
)
537 void SSL_certs_clear(SSL
*s
)
539 ssl_cert_clear_certs(s
->cert
);
542 void SSL_free(SSL
*s
)
549 i
=CRYPTO_add(&s
->references
,-1,CRYPTO_LOCK_SSL
);
557 fprintf(stderr
,"SSL_free, bad reference count\n");
563 X509_VERIFY_PARAM_free(s
->param
);
565 CRYPTO_free_ex_data(CRYPTO_EX_INDEX_SSL
, s
, &s
->ex_data
);
569 /* If the buffering BIO is in place, pop it off */
570 if (s
->bbio
== s
->wbio
)
572 s
->wbio
=BIO_pop(s
->wbio
);
578 BIO_free_all(s
->rbio
);
579 if ((s
->wbio
!= NULL
) && (s
->wbio
!= s
->rbio
))
580 BIO_free_all(s
->wbio
);
582 if (s
->init_buf
!= NULL
) BUF_MEM_free(s
->init_buf
);
584 /* add extra stuff */
585 if (s
->cipher_list
!= NULL
) sk_SSL_CIPHER_free(s
->cipher_list
);
586 if (s
->cipher_list_by_id
!= NULL
) sk_SSL_CIPHER_free(s
->cipher_list_by_id
);
588 /* Make the next call work :-) */
589 if (s
->session
!= NULL
)
591 ssl_clear_bad_session(s
);
592 SSL_SESSION_free(s
->session
);
595 ssl_clear_cipher_ctx(s
);
596 ssl_clear_hash_ctx(&s
->read_hash
);
597 ssl_clear_hash_ctx(&s
->write_hash
);
599 if (s
->cert
!= NULL
) ssl_cert_free(s
->cert
);
600 /* Free up if allocated */
602 #ifndef OPENSSL_NO_TLSEXT
603 if (s
->tlsext_hostname
)
604 OPENSSL_free(s
->tlsext_hostname
);
605 if (s
->initial_ctx
) SSL_CTX_free(s
->initial_ctx
);
606 #ifndef OPENSSL_NO_EC
607 if (s
->tlsext_ecpointformatlist
) OPENSSL_free(s
->tlsext_ecpointformatlist
);
608 if (s
->tlsext_ellipticcurvelist
) OPENSSL_free(s
->tlsext_ellipticcurvelist
);
609 #endif /* OPENSSL_NO_EC */
610 if (s
->tlsext_opaque_prf_input
) OPENSSL_free(s
->tlsext_opaque_prf_input
);
611 if (s
->tlsext_ocsp_exts
)
612 sk_X509_EXTENSION_pop_free(s
->tlsext_ocsp_exts
,
613 X509_EXTENSION_free
);
614 if (s
->tlsext_ocsp_ids
)
615 sk_OCSP_RESPID_pop_free(s
->tlsext_ocsp_ids
, OCSP_RESPID_free
);
616 if (s
->tlsext_ocsp_resp
)
617 OPENSSL_free(s
->tlsext_ocsp_resp
);
618 if (s
->alpn_client_proto_list
)
619 OPENSSL_free(s
->alpn_client_proto_list
);
622 if (s
->client_CA
!= NULL
)
623 sk_X509_NAME_pop_free(s
->client_CA
,X509_NAME_free
);
625 if (s
->method
!= NULL
) s
->method
->ssl_free(s
);
627 if (s
->ctx
) SSL_CTX_free(s
->ctx
);
629 #ifndef OPENSSL_NO_KRB5
630 if (s
->kssl_ctx
!= NULL
)
631 kssl_ctx_free(s
->kssl_ctx
);
632 #endif /* OPENSSL_NO_KRB5 */
634 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
635 if (s
->next_proto_negotiated
)
636 OPENSSL_free(s
->next_proto_negotiated
);
639 #ifndef OPENSSL_NO_SRTP
640 if (s
->srtp_profiles
)
641 sk_SRTP_PROTECTION_PROFILE_free(s
->srtp_profiles
);
647 void SSL_set_bio(SSL
*s
,BIO
*rbio
,BIO
*wbio
)
649 /* If the output buffering BIO is still in place, remove it
653 if (s
->wbio
== s
->bbio
)
655 s
->wbio
=s
->wbio
->next_bio
;
656 s
->bbio
->next_bio
=NULL
;
659 if ((s
->rbio
!= NULL
) && (s
->rbio
!= rbio
))
660 BIO_free_all(s
->rbio
);
661 if ((s
->wbio
!= NULL
) && (s
->wbio
!= wbio
) && (s
->rbio
!= s
->wbio
))
662 BIO_free_all(s
->wbio
);
667 BIO
*SSL_get_rbio(const SSL
*s
)
670 BIO
*SSL_get_wbio(const SSL
*s
)
673 int SSL_get_fd(const SSL
*s
)
675 return(SSL_get_rfd(s
));
678 int SSL_get_rfd(const SSL
*s
)
684 r
=BIO_find_type(b
,BIO_TYPE_DESCRIPTOR
);
690 int SSL_get_wfd(const SSL
*s
)
696 r
=BIO_find_type(b
,BIO_TYPE_DESCRIPTOR
);
702 #ifndef OPENSSL_NO_SOCK
703 int SSL_set_fd(SSL
*s
,int fd
)
708 bio
=BIO_new(BIO_s_socket());
712 SSLerr(SSL_F_SSL_SET_FD
,ERR_R_BUF_LIB
);
715 BIO_set_fd(bio
,fd
,BIO_NOCLOSE
);
716 SSL_set_bio(s
,bio
,bio
);
722 int SSL_set_wfd(SSL
*s
,int fd
)
727 if ((s
->rbio
== NULL
) || (BIO_method_type(s
->rbio
) != BIO_TYPE_SOCKET
)
728 || ((int)BIO_get_fd(s
->rbio
,NULL
) != fd
))
730 bio
=BIO_new(BIO_s_socket());
733 { SSLerr(SSL_F_SSL_SET_WFD
,ERR_R_BUF_LIB
); goto err
; }
734 BIO_set_fd(bio
,fd
,BIO_NOCLOSE
);
735 SSL_set_bio(s
,SSL_get_rbio(s
),bio
);
738 SSL_set_bio(s
,SSL_get_rbio(s
),SSL_get_rbio(s
));
744 int SSL_set_rfd(SSL
*s
,int fd
)
749 if ((s
->wbio
== NULL
) || (BIO_method_type(s
->wbio
) != BIO_TYPE_SOCKET
)
750 || ((int)BIO_get_fd(s
->wbio
,NULL
) != fd
))
752 bio
=BIO_new(BIO_s_socket());
756 SSLerr(SSL_F_SSL_SET_RFD
,ERR_R_BUF_LIB
);
759 BIO_set_fd(bio
,fd
,BIO_NOCLOSE
);
760 SSL_set_bio(s
,bio
,SSL_get_wbio(s
));
763 SSL_set_bio(s
,SSL_get_wbio(s
),SSL_get_wbio(s
));
771 /* return length of latest Finished message we sent, copy to 'buf' */
772 size_t SSL_get_finished(const SSL
*s
, void *buf
, size_t count
)
778 ret
= s
->s3
->tmp
.finish_md_len
;
781 memcpy(buf
, s
->s3
->tmp
.finish_md
, count
);
786 /* return length of latest Finished message we expected, copy to 'buf' */
787 size_t SSL_get_peer_finished(const SSL
*s
, void *buf
, size_t count
)
793 ret
= s
->s3
->tmp
.peer_finish_md_len
;
796 memcpy(buf
, s
->s3
->tmp
.peer_finish_md
, count
);
802 int SSL_get_verify_mode(const SSL
*s
)
804 return(s
->verify_mode
);
807 int SSL_get_verify_depth(const SSL
*s
)
809 return X509_VERIFY_PARAM_get_depth(s
->param
);
812 int (*SSL_get_verify_callback(const SSL
*s
))(int,X509_STORE_CTX
*)
814 return(s
->verify_callback
);
817 int SSL_CTX_get_verify_mode(const SSL_CTX
*ctx
)
819 return(ctx
->verify_mode
);
822 int SSL_CTX_get_verify_depth(const SSL_CTX
*ctx
)
824 return X509_VERIFY_PARAM_get_depth(ctx
->param
);
827 int (*SSL_CTX_get_verify_callback(const SSL_CTX
*ctx
))(int,X509_STORE_CTX
*)
829 return(ctx
->default_verify_callback
);
832 void SSL_set_verify(SSL
*s
,int mode
,
833 int (*callback
)(int ok
,X509_STORE_CTX
*ctx
))
836 if (callback
!= NULL
)
837 s
->verify_callback
=callback
;
840 void SSL_set_verify_depth(SSL
*s
,int depth
)
842 X509_VERIFY_PARAM_set_depth(s
->param
, depth
);
845 void SSL_set_read_ahead(SSL
*s
,int yes
)
850 int SSL_get_read_ahead(const SSL
*s
)
852 return(s
->read_ahead
);
855 int SSL_pending(const SSL
*s
)
857 /* SSL_pending cannot work properly if read-ahead is enabled
858 * (SSL_[CTX_]ctrl(..., SSL_CTRL_SET_READ_AHEAD, 1, NULL)),
859 * and it is impossible to fix since SSL_pending cannot report
860 * errors that may be observed while scanning the new data.
861 * (Note that SSL_pending() is often used as a boolean value,
862 * so we'd better not return -1.)
864 return(s
->method
->ssl_pending(s
));
867 X509
*SSL_get_peer_certificate(const SSL
*s
)
871 if ((s
== NULL
) || (s
->session
== NULL
))
876 if (r
== NULL
) return(r
);
878 CRYPTO_add(&r
->references
,1,CRYPTO_LOCK_X509
);
883 STACK_OF(X509
) *SSL_get_peer_cert_chain(const SSL
*s
)
887 if ((s
== NULL
) || (s
->session
== NULL
) || (s
->session
->sess_cert
== NULL
))
890 r
=s
->session
->sess_cert
->cert_chain
;
892 /* If we are a client, cert_chain includes the peer's own
893 * certificate; if we are a server, it does not. */
898 /* Now in theory, since the calling process own 't' it should be safe to
899 * modify. We need to be able to read f without being hassled */
900 void SSL_copy_session_id(SSL
*t
,const SSL
*f
)
904 /* Do we need to to SSL locking? */
905 SSL_set_session(t
,SSL_get_session(f
));
907 /* what if we are setup as SSLv2 but want to talk SSLv3 or
909 if (t
->method
!= f
->method
)
911 t
->method
->ssl_free(t
); /* cleanup current */
912 t
->method
=f
->method
; /* change method */
913 t
->method
->ssl_new(t
); /* setup new */
919 CRYPTO_add(&f
->cert
->references
,1,CRYPTO_LOCK_SSL_CERT
);
924 if (tmp
!= NULL
) ssl_cert_free(tmp
);
925 SSL_set_session_id_context(t
,f
->sid_ctx
,f
->sid_ctx_length
);
928 /* Fix this so it checks all the valid key/cert options */
929 int SSL_CTX_check_private_key(const SSL_CTX
*ctx
)
931 if ( (ctx
== NULL
) ||
932 (ctx
->cert
== NULL
) ||
933 (ctx
->cert
->key
->x509
== NULL
))
935 SSLerr(SSL_F_SSL_CTX_CHECK_PRIVATE_KEY
,SSL_R_NO_CERTIFICATE_ASSIGNED
);
938 if (ctx
->cert
->key
->privatekey
== NULL
)
940 SSLerr(SSL_F_SSL_CTX_CHECK_PRIVATE_KEY
,SSL_R_NO_PRIVATE_KEY_ASSIGNED
);
943 return(X509_check_private_key(ctx
->cert
->key
->x509
, ctx
->cert
->key
->privatekey
));
946 /* Fix this function so that it takes an optional type parameter */
947 int SSL_check_private_key(const SSL
*ssl
)
951 SSLerr(SSL_F_SSL_CHECK_PRIVATE_KEY
,ERR_R_PASSED_NULL_PARAMETER
);
954 if (ssl
->cert
== NULL
)
956 SSLerr(SSL_F_SSL_CHECK_PRIVATE_KEY
,SSL_R_NO_CERTIFICATE_ASSIGNED
);
959 if (ssl
->cert
->key
->x509
== NULL
)
961 SSLerr(SSL_F_SSL_CHECK_PRIVATE_KEY
,SSL_R_NO_CERTIFICATE_ASSIGNED
);
964 if (ssl
->cert
->key
->privatekey
== NULL
)
966 SSLerr(SSL_F_SSL_CHECK_PRIVATE_KEY
,SSL_R_NO_PRIVATE_KEY_ASSIGNED
);
969 return(X509_check_private_key(ssl
->cert
->key
->x509
,
970 ssl
->cert
->key
->privatekey
));
973 int SSL_accept(SSL
*s
)
975 if (s
->handshake_func
== 0)
976 /* Not properly initialized yet */
977 SSL_set_accept_state(s
);
979 return(s
->method
->ssl_accept(s
));
982 int SSL_connect(SSL
*s
)
984 if (s
->handshake_func
== 0)
985 /* Not properly initialized yet */
986 SSL_set_connect_state(s
);
988 return(s
->method
->ssl_connect(s
));
991 long SSL_get_default_timeout(const SSL
*s
)
993 return(s
->method
->get_timeout());
996 int SSL_read(SSL
*s
,void *buf
,int num
)
998 if (s
->handshake_func
== 0)
1000 SSLerr(SSL_F_SSL_READ
, SSL_R_UNINITIALIZED
);
1004 if (s
->shutdown
& SSL_RECEIVED_SHUTDOWN
)
1006 s
->rwstate
=SSL_NOTHING
;
1009 return(s
->method
->ssl_read(s
,buf
,num
));
1012 int SSL_peek(SSL
*s
,void *buf
,int num
)
1014 if (s
->handshake_func
== 0)
1016 SSLerr(SSL_F_SSL_PEEK
, SSL_R_UNINITIALIZED
);
1020 if (s
->shutdown
& SSL_RECEIVED_SHUTDOWN
)
1024 return(s
->method
->ssl_peek(s
,buf
,num
));
1027 int SSL_write(SSL
*s
,const void *buf
,int num
)
1029 if (s
->handshake_func
== 0)
1031 SSLerr(SSL_F_SSL_WRITE
, SSL_R_UNINITIALIZED
);
1035 if (s
->shutdown
& SSL_SENT_SHUTDOWN
)
1037 s
->rwstate
=SSL_NOTHING
;
1038 SSLerr(SSL_F_SSL_WRITE
,SSL_R_PROTOCOL_IS_SHUTDOWN
);
1041 return(s
->method
->ssl_write(s
,buf
,num
));
1044 int SSL_shutdown(SSL
*s
)
1046 /* Note that this function behaves differently from what one might
1047 * expect. Return values are 0 for no success (yet),
1048 * 1 for success; but calling it once is usually not enough,
1049 * even if blocking I/O is used (see ssl3_shutdown).
1052 if (s
->handshake_func
== 0)
1054 SSLerr(SSL_F_SSL_SHUTDOWN
, SSL_R_UNINITIALIZED
);
1058 if ((s
!= NULL
) && !SSL_in_init(s
))
1059 return(s
->method
->ssl_shutdown(s
));
1064 int SSL_renegotiate(SSL
*s
)
1066 if (s
->renegotiate
== 0)
1071 return(s
->method
->ssl_renegotiate(s
));
1074 int SSL_renegotiate_abbreviated(SSL
*s
)
1076 if (s
->renegotiate
== 0)
1081 return(s
->method
->ssl_renegotiate(s
));
1084 int SSL_renegotiate_pending(SSL
*s
)
1086 /* becomes true when negotiation is requested;
1087 * false again once a handshake has finished */
1088 return (s
->renegotiate
!= 0);
1091 long SSL_ctrl(SSL
*s
,int cmd
,long larg
,void *parg
)
1097 case SSL_CTRL_GET_READ_AHEAD
:
1098 return(s
->read_ahead
);
1099 case SSL_CTRL_SET_READ_AHEAD
:
1104 case SSL_CTRL_SET_MSG_CALLBACK_ARG
:
1105 s
->msg_callback_arg
= parg
;
1108 case SSL_CTRL_OPTIONS
:
1109 return(s
->options
|=larg
);
1110 case SSL_CTRL_CLEAR_OPTIONS
:
1111 return(s
->options
&=~larg
);
1113 return(s
->mode
|=larg
);
1114 case SSL_CTRL_CLEAR_MODE
:
1115 return(s
->mode
&=~larg
);
1116 case SSL_CTRL_GET_MAX_CERT_LIST
:
1117 return(s
->max_cert_list
);
1118 case SSL_CTRL_SET_MAX_CERT_LIST
:
1120 s
->max_cert_list
=larg
;
1122 case SSL_CTRL_SET_MAX_SEND_FRAGMENT
:
1123 if (larg
< 512 || larg
> SSL3_RT_MAX_PLAIN_LENGTH
)
1125 s
->max_send_fragment
= larg
;
1127 case SSL_CTRL_GET_RI_SUPPORT
:
1129 return s
->s3
->send_connection_binding
;
1131 case SSL_CTRL_CERT_FLAGS
:
1132 return(s
->cert
->cert_flags
|=larg
);
1133 case SSL_CTRL_CLEAR_CERT_FLAGS
:
1134 return(s
->cert
->cert_flags
&=~larg
);
1136 case SSL_CTRL_GET_RAW_CIPHERLIST
:
1139 if (s
->cert
->ciphers_raw
== NULL
)
1141 *(unsigned char **)parg
= s
->cert
->ciphers_raw
;
1142 return (int)s
->cert
->ciphers_rawlen
;
1145 return ssl_put_cipher_by_char(s
,NULL
,NULL
);
1147 return(s
->method
->ssl_ctrl(s
,cmd
,larg
,parg
));
1151 long SSL_callback_ctrl(SSL
*s
, int cmd
, void (*fp
)(void))
1155 case SSL_CTRL_SET_MSG_CALLBACK
:
1156 s
->msg_callback
= (void (*)(int write_p
, int version
, int content_type
, const void *buf
, size_t len
, SSL
*ssl
, void *arg
))(fp
);
1160 return(s
->method
->ssl_callback_ctrl(s
,cmd
,fp
));
1164 LHASH_OF(SSL_SESSION
) *SSL_CTX_sessions(SSL_CTX
*ctx
)
1166 return ctx
->sessions
;
1169 long SSL_CTX_ctrl(SSL_CTX
*ctx
,int cmd
,long larg
,void *parg
)
1172 /* For some cases with ctx == NULL perform syntax checks */
1177 #ifndef OPENSSL_NO_EC
1178 case SSL_CTRL_SET_CURVES_LIST
:
1179 return tls1_set_curves_list(NULL
, NULL
, parg
);
1181 case SSL_CTRL_SET_SIGALGS_LIST
:
1182 case SSL_CTRL_SET_CLIENT_SIGALGS_LIST
:
1183 return tls1_set_sigalgs_list(NULL
, parg
, 0);
1191 case SSL_CTRL_GET_READ_AHEAD
:
1192 return(ctx
->read_ahead
);
1193 case SSL_CTRL_SET_READ_AHEAD
:
1195 ctx
->read_ahead
=larg
;
1198 case SSL_CTRL_SET_MSG_CALLBACK_ARG
:
1199 ctx
->msg_callback_arg
= parg
;
1202 case SSL_CTRL_GET_MAX_CERT_LIST
:
1203 return(ctx
->max_cert_list
);
1204 case SSL_CTRL_SET_MAX_CERT_LIST
:
1205 l
=ctx
->max_cert_list
;
1206 ctx
->max_cert_list
=larg
;
1209 case SSL_CTRL_SET_SESS_CACHE_SIZE
:
1210 l
=ctx
->session_cache_size
;
1211 ctx
->session_cache_size
=larg
;
1213 case SSL_CTRL_GET_SESS_CACHE_SIZE
:
1214 return(ctx
->session_cache_size
);
1215 case SSL_CTRL_SET_SESS_CACHE_MODE
:
1216 l
=ctx
->session_cache_mode
;
1217 ctx
->session_cache_mode
=larg
;
1219 case SSL_CTRL_GET_SESS_CACHE_MODE
:
1220 return(ctx
->session_cache_mode
);
1222 case SSL_CTRL_SESS_NUMBER
:
1223 return(lh_SSL_SESSION_num_items(ctx
->sessions
));
1224 case SSL_CTRL_SESS_CONNECT
:
1225 return(ctx
->stats
.sess_connect
);
1226 case SSL_CTRL_SESS_CONNECT_GOOD
:
1227 return(ctx
->stats
.sess_connect_good
);
1228 case SSL_CTRL_SESS_CONNECT_RENEGOTIATE
:
1229 return(ctx
->stats
.sess_connect_renegotiate
);
1230 case SSL_CTRL_SESS_ACCEPT
:
1231 return(ctx
->stats
.sess_accept
);
1232 case SSL_CTRL_SESS_ACCEPT_GOOD
:
1233 return(ctx
->stats
.sess_accept_good
);
1234 case SSL_CTRL_SESS_ACCEPT_RENEGOTIATE
:
1235 return(ctx
->stats
.sess_accept_renegotiate
);
1236 case SSL_CTRL_SESS_HIT
:
1237 return(ctx
->stats
.sess_hit
);
1238 case SSL_CTRL_SESS_CB_HIT
:
1239 return(ctx
->stats
.sess_cb_hit
);
1240 case SSL_CTRL_SESS_MISSES
:
1241 return(ctx
->stats
.sess_miss
);
1242 case SSL_CTRL_SESS_TIMEOUTS
:
1243 return(ctx
->stats
.sess_timeout
);
1244 case SSL_CTRL_SESS_CACHE_FULL
:
1245 return(ctx
->stats
.sess_cache_full
);
1246 case SSL_CTRL_OPTIONS
:
1247 return(ctx
->options
|=larg
);
1248 case SSL_CTRL_CLEAR_OPTIONS
:
1249 return(ctx
->options
&=~larg
);
1251 return(ctx
->mode
|=larg
);
1252 case SSL_CTRL_CLEAR_MODE
:
1253 return(ctx
->mode
&=~larg
);
1254 case SSL_CTRL_SET_MAX_SEND_FRAGMENT
:
1255 if (larg
< 512 || larg
> SSL3_RT_MAX_PLAIN_LENGTH
)
1257 ctx
->max_send_fragment
= larg
;
1259 case SSL_CTRL_CERT_FLAGS
:
1260 return(ctx
->cert
->cert_flags
|=larg
);
1261 case SSL_CTRL_CLEAR_CERT_FLAGS
:
1262 return(ctx
->cert
->cert_flags
&=~larg
);
1264 return(ctx
->method
->ssl_ctx_ctrl(ctx
,cmd
,larg
,parg
));
1268 long SSL_CTX_callback_ctrl(SSL_CTX
*ctx
, int cmd
, void (*fp
)(void))
1272 case SSL_CTRL_SET_MSG_CALLBACK
:
1273 ctx
->msg_callback
= (void (*)(int write_p
, int version
, int content_type
, const void *buf
, size_t len
, SSL
*ssl
, void *arg
))(fp
);
1277 return(ctx
->method
->ssl_ctx_callback_ctrl(ctx
,cmd
,fp
));
1281 int ssl_cipher_id_cmp(const SSL_CIPHER
*a
, const SSL_CIPHER
*b
)
1289 return((l
> 0)?1:-1);
1292 int ssl_cipher_ptr_id_cmp(const SSL_CIPHER
* const *ap
,
1293 const SSL_CIPHER
* const *bp
)
1297 l
=(*ap
)->id
-(*bp
)->id
;
1301 return((l
> 0)?1:-1);
1304 /** return a STACK of the ciphers available for the SSL and in order of
1306 STACK_OF(SSL_CIPHER
) *SSL_get_ciphers(const SSL
*s
)
1310 if (s
->cipher_list
!= NULL
)
1312 return(s
->cipher_list
);
1314 else if ((s
->ctx
!= NULL
) &&
1315 (s
->ctx
->cipher_list
!= NULL
))
1317 return(s
->ctx
->cipher_list
);
1323 STACK_OF(SSL_CIPHER
) *SSL_get1_supported_ciphers(SSL
*s
)
1325 STACK_OF(SSL_CIPHER
) *sk
= NULL
, *ciphers
;
1327 ciphers
= SSL_get_ciphers(s
);
1330 ssl_set_client_disabled(s
);
1331 for (i
= 0; i
< sk_SSL_CIPHER_num(ciphers
); i
++)
1333 const SSL_CIPHER
*c
= sk_SSL_CIPHER_value(ciphers
, i
);
1334 if (!ssl_cipher_disabled(s
, c
, SSL_SECOP_CIPHER_SUPPORTED
))
1337 sk
= sk_SSL_CIPHER_new_null();
1340 if (!sk_SSL_CIPHER_push(sk
, c
))
1342 sk_SSL_CIPHER_free(sk
);
1350 /** return a STACK of the ciphers available for the SSL and in order of
1352 STACK_OF(SSL_CIPHER
) *ssl_get_ciphers_by_id(SSL
*s
)
1356 if (s
->cipher_list_by_id
!= NULL
)
1358 return(s
->cipher_list_by_id
);
1360 else if ((s
->ctx
!= NULL
) &&
1361 (s
->ctx
->cipher_list_by_id
!= NULL
))
1363 return(s
->ctx
->cipher_list_by_id
);
1369 /** The old interface to get the same thing as SSL_get_ciphers() */
1370 const char *SSL_get_cipher_list(const SSL
*s
,int n
)
1373 STACK_OF(SSL_CIPHER
) *sk
;
1375 if (s
== NULL
) return(NULL
);
1376 sk
=SSL_get_ciphers(s
);
1377 if ((sk
== NULL
) || (sk_SSL_CIPHER_num(sk
) <= n
))
1379 c
=sk_SSL_CIPHER_value(sk
,n
);
1380 if (c
== NULL
) return(NULL
);
1384 /** specify the ciphers to be used by default by the SSL_CTX */
1385 int SSL_CTX_set_cipher_list(SSL_CTX
*ctx
, const char *str
)
1387 STACK_OF(SSL_CIPHER
) *sk
;
1389 sk
=ssl_create_cipher_list(ctx
->method
,&ctx
->cipher_list
,
1390 &ctx
->cipher_list_by_id
,str
, ctx
->cert
);
1391 /* ssl_create_cipher_list may return an empty stack if it
1392 * was unable to find a cipher matching the given rule string
1393 * (for example if the rule string specifies a cipher which
1394 * has been disabled). This is not an error as far as
1395 * ssl_create_cipher_list is concerned, and hence
1396 * ctx->cipher_list and ctx->cipher_list_by_id has been
1400 else if (sk_SSL_CIPHER_num(sk
) == 0)
1402 SSLerr(SSL_F_SSL_CTX_SET_CIPHER_LIST
, SSL_R_NO_CIPHER_MATCH
);
1408 /** specify the ciphers to be used by the SSL */
1409 int SSL_set_cipher_list(SSL
*s
,const char *str
)
1411 STACK_OF(SSL_CIPHER
) *sk
;
1413 sk
=ssl_create_cipher_list(s
->ctx
->method
,&s
->cipher_list
,
1414 &s
->cipher_list_by_id
,str
, s
->cert
);
1415 /* see comment in SSL_CTX_set_cipher_list */
1418 else if (sk_SSL_CIPHER_num(sk
) == 0)
1420 SSLerr(SSL_F_SSL_SET_CIPHER_LIST
, SSL_R_NO_CIPHER_MATCH
);
1426 /* works well for SSLv2, not so good for SSLv3 */
1427 char *SSL_get_shared_ciphers(const SSL
*s
,char *buf
,int len
)
1430 STACK_OF(SSL_CIPHER
) *sk
;
1434 if ((s
->session
== NULL
) || (s
->session
->ciphers
== NULL
) ||
1439 sk
=s
->session
->ciphers
;
1441 if (sk_SSL_CIPHER_num(sk
) == 0)
1444 for (i
=0; i
<sk_SSL_CIPHER_num(sk
); i
++)
1448 c
=sk_SSL_CIPHER_value(sk
,i
);
1466 int ssl_cipher_list_to_bytes(SSL
*s
,STACK_OF(SSL_CIPHER
) *sk
,unsigned char *p
,
1467 int (*put_cb
)(const SSL_CIPHER
*, unsigned char *))
1472 int empty_reneg_info_scsv
= !s
->renegotiate
;
1473 /* Set disabled masks for this session */
1474 ssl_set_client_disabled(s
);
1476 if (sk
== NULL
) return(0);
1479 put_cb
= s
->method
->put_cipher_by_char
;
1481 for (i
=0; i
<sk_SSL_CIPHER_num(sk
); i
++)
1483 c
=sk_SSL_CIPHER_value(sk
,i
);
1484 /* Skip disabled ciphers */
1485 if (ssl_cipher_disabled(s
, c
, SSL_SECOP_CIPHER_SUPPORTED
))
1487 #ifdef OPENSSL_SSL_DEBUG_BROKEN_PROTOCOL
1488 if (c
->id
== SSL3_CK_SCSV
)
1490 if (!empty_reneg_info_scsv
)
1493 empty_reneg_info_scsv
= 0;
1499 /* If p == q, no ciphers; caller indicates an error.
1500 * Otherwise, add applicable SCSVs. */
1503 if (empty_reneg_info_scsv
)
1505 static SSL_CIPHER scsv
=
1507 0, NULL
, SSL3_CK_SCSV
, 0, 0, 0, 0, 0, 0, 0, 0, 0
1509 j
= put_cb(&scsv
,p
);
1511 #ifdef OPENSSL_RI_DEBUG
1512 fprintf(stderr
, "TLS_EMPTY_RENEGOTIATION_INFO_SCSV sent by client\n");
1515 if (s
->mode
& SSL_MODE_SEND_FALLBACK_SCSV
)
1517 static SSL_CIPHER scsv
=
1519 0, NULL
, SSL3_CK_FALLBACK_SCSV
, 0, 0, 0, 0, 0, 0, 0, 0, 0
1521 j
= put_cb(&scsv
,p
);
1529 STACK_OF(SSL_CIPHER
) *ssl_bytes_to_cipher_list(SSL
*s
,unsigned char *p
,int num
,
1530 STACK_OF(SSL_CIPHER
) **skp
)
1532 const SSL_CIPHER
*c
;
1533 STACK_OF(SSL_CIPHER
) *sk
;
1537 s
->s3
->send_connection_binding
= 0;
1539 n
=ssl_put_cipher_by_char(s
,NULL
,NULL
);
1540 if (n
== 0 || (num
%n
) != 0)
1542 SSLerr(SSL_F_SSL_BYTES_TO_CIPHER_LIST
,SSL_R_ERROR_IN_RECEIVED_CIPHER_LIST
);
1545 if ((skp
== NULL
) || (*skp
== NULL
))
1546 sk
=sk_SSL_CIPHER_new_null(); /* change perhaps later */
1550 sk_SSL_CIPHER_zero(sk
);
1553 if (s
->cert
->ciphers_raw
)
1554 OPENSSL_free(s
->cert
->ciphers_raw
);
1555 s
->cert
->ciphers_raw
= BUF_memdup(p
, num
);
1556 if (s
->cert
->ciphers_raw
== NULL
)
1558 SSLerr(SSL_F_SSL_BYTES_TO_CIPHER_LIST
,ERR_R_MALLOC_FAILURE
);
1561 s
->cert
->ciphers_rawlen
= (size_t)num
;
1563 for (i
=0; i
<num
; i
+=n
)
1565 /* Check for TLS_EMPTY_RENEGOTIATION_INFO_SCSV */
1566 if (s
->s3
&& (n
!= 3 || !p
[0]) &&
1567 (p
[n
-2] == ((SSL3_CK_SCSV
>> 8) & 0xff)) &&
1568 (p
[n
-1] == (SSL3_CK_SCSV
& 0xff)))
1570 /* SCSV fatal if renegotiating */
1573 SSLerr(SSL_F_SSL_BYTES_TO_CIPHER_LIST
,SSL_R_SCSV_RECEIVED_WHEN_RENEGOTIATING
);
1574 ssl3_send_alert(s
,SSL3_AL_FATAL
,SSL_AD_HANDSHAKE_FAILURE
);
1577 s
->s3
->send_connection_binding
= 1;
1579 #ifdef OPENSSL_RI_DEBUG
1580 fprintf(stderr
, "SCSV received by server\n");
1585 /* Check for TLS_FALLBACK_SCSV */
1586 if ((n
!= 3 || !p
[0]) &&
1587 (p
[n
-2] == ((SSL3_CK_FALLBACK_SCSV
>> 8) & 0xff)) &&
1588 (p
[n
-1] == (SSL3_CK_FALLBACK_SCSV
& 0xff)))
1590 /* The SCSV indicates that the client previously tried a higher version.
1591 * Fail if the current version is an unexpected downgrade. */
1592 if (!SSL_ctrl(s
, SSL_CTRL_CHECK_PROTO_VERSION
, 0, NULL
))
1594 SSLerr(SSL_F_SSL_BYTES_TO_CIPHER_LIST
,SSL_R_INAPPROPRIATE_FALLBACK
);
1596 ssl3_send_alert(s
,SSL3_AL_FATAL
,SSL_AD_INAPPROPRIATE_FALLBACK
);
1603 c
=ssl_get_cipher_by_char(s
,p
);
1607 if (!sk_SSL_CIPHER_push(sk
,c
))
1609 SSLerr(SSL_F_SSL_BYTES_TO_CIPHER_LIST
,ERR_R_MALLOC_FAILURE
);
1619 if ((skp
== NULL
) || (*skp
== NULL
))
1620 sk_SSL_CIPHER_free(sk
);
1625 #ifndef OPENSSL_NO_TLSEXT
1626 /** return a servername extension value if provided in Client Hello, or NULL.
1627 * So far, only host_name types are defined (RFC 3546).
1630 const char *SSL_get_servername(const SSL
*s
, const int type
)
1632 if (type
!= TLSEXT_NAMETYPE_host_name
)
1635 return s
->session
&& !s
->tlsext_hostname
?
1636 s
->session
->tlsext_hostname
:
1640 int SSL_get_servername_type(const SSL
*s
)
1642 if (s
->session
&& (!s
->tlsext_hostname
? s
->session
->tlsext_hostname
: s
->tlsext_hostname
))
1643 return TLSEXT_NAMETYPE_host_name
;
1647 /* SSL_select_next_proto implements the standard protocol selection. It is
1648 * expected that this function is called from the callback set by
1649 * SSL_CTX_set_next_proto_select_cb.
1651 * The protocol data is assumed to be a vector of 8-bit, length prefixed byte
1652 * strings. The length byte itself is not included in the length. A byte
1653 * string of length 0 is invalid. No byte string may be truncated.
1655 * The current, but experimental algorithm for selecting the protocol is:
1657 * 1) If the server doesn't support NPN then this is indicated to the
1658 * callback. In this case, the client application has to abort the connection
1659 * or have a default application level protocol.
1661 * 2) If the server supports NPN, but advertises an empty list then the
1662 * client selects the first protcol in its list, but indicates via the
1663 * API that this fallback case was enacted.
1665 * 3) Otherwise, the client finds the first protocol in the server's list
1666 * that it supports and selects this protocol. This is because it's
1667 * assumed that the server has better information about which protocol
1668 * a client should use.
1670 * 4) If the client doesn't support any of the server's advertised
1671 * protocols, then this is treated the same as case 2.
1674 * OPENSSL_NPN_NEGOTIATED if a common protocol was found, or
1675 * OPENSSL_NPN_NO_OVERLAP if the fallback case was reached.
1677 int SSL_select_next_proto(unsigned char **out
, unsigned char *outlen
, const unsigned char *server
, unsigned int server_len
, const unsigned char *client
, unsigned int client_len
)
1680 const unsigned char *result
;
1681 int status
= OPENSSL_NPN_UNSUPPORTED
;
1683 /* For each protocol in server preference order, see if we support it. */
1684 for (i
= 0; i
< server_len
; )
1686 for (j
= 0; j
< client_len
; )
1688 if (server
[i
] == client
[j
] &&
1689 memcmp(&server
[i
+1], &client
[j
+1], server
[i
]) == 0)
1691 /* We found a match */
1692 result
= &server
[i
];
1693 status
= OPENSSL_NPN_NEGOTIATED
;
1703 /* There's no overlap between our protocols and the server's list. */
1705 status
= OPENSSL_NPN_NO_OVERLAP
;
1708 *out
= (unsigned char *) result
+ 1;
1709 *outlen
= result
[0];
1713 # ifndef OPENSSL_NO_NEXTPROTONEG
1714 /* SSL_get0_next_proto_negotiated sets *data and *len to point to the client's
1715 * requested protocol for this connection and returns 0. If the client didn't
1716 * request any protocol, then *data is set to NULL.
1718 * Note that the client can request any protocol it chooses. The value returned
1719 * from this function need not be a member of the list of supported protocols
1720 * provided by the callback.
1722 void SSL_get0_next_proto_negotiated(const SSL
*s
, const unsigned char **data
, unsigned *len
)
1724 *data
= s
->next_proto_negotiated
;
1728 *len
= s
->next_proto_negotiated_len
;
1732 /* SSL_CTX_set_next_protos_advertised_cb sets a callback that is called when a
1733 * TLS server needs a list of supported protocols for Next Protocol
1734 * Negotiation. The returned list must be in wire format. The list is returned
1735 * by setting |out| to point to it and |outlen| to its length. This memory will
1736 * not be modified, but one should assume that the SSL* keeps a reference to
1739 * The callback should return SSL_TLSEXT_ERR_OK if it wishes to advertise. Otherwise, no
1740 * such extension will be included in the ServerHello. */
1741 void SSL_CTX_set_next_protos_advertised_cb(SSL_CTX
*ctx
, int (*cb
) (SSL
*ssl
, const unsigned char **out
, unsigned int *outlen
, void *arg
), void *arg
)
1743 ctx
->next_protos_advertised_cb
= cb
;
1744 ctx
->next_protos_advertised_cb_arg
= arg
;
1747 /* SSL_CTX_set_next_proto_select_cb sets a callback that is called when a
1748 * client needs to select a protocol from the server's provided list. |out|
1749 * must be set to point to the selected protocol (which may be within |in|).
1750 * The length of the protocol name must be written into |outlen|. The server's
1751 * advertised protocols are provided in |in| and |inlen|. The callback can
1752 * assume that |in| is syntactically valid.
1754 * The client must select a protocol. It is fatal to the connection if this
1755 * callback returns a value other than SSL_TLSEXT_ERR_OK.
1757 void SSL_CTX_set_next_proto_select_cb(SSL_CTX
*ctx
, int (*cb
) (SSL
*s
, unsigned char **out
, unsigned char *outlen
, const unsigned char *in
, unsigned int inlen
, void *arg
), void *arg
)
1759 ctx
->next_proto_select_cb
= cb
;
1760 ctx
->next_proto_select_cb_arg
= arg
;
1764 /* SSL_CTX_set_alpn_protos sets the ALPN protocol list on |ctx| to |protos|.
1765 * |protos| must be in wire-format (i.e. a series of non-empty, 8-bit
1766 * length-prefixed strings).
1768 * Returns 0 on success. */
1769 int SSL_CTX_set_alpn_protos(SSL_CTX
*ctx
, const unsigned char* protos
,
1770 unsigned protos_len
)
1772 if (ctx
->alpn_client_proto_list
)
1773 OPENSSL_free(ctx
->alpn_client_proto_list
);
1775 ctx
->alpn_client_proto_list
= OPENSSL_malloc(protos_len
);
1776 if (!ctx
->alpn_client_proto_list
)
1778 memcpy(ctx
->alpn_client_proto_list
, protos
, protos_len
);
1779 ctx
->alpn_client_proto_list_len
= protos_len
;
1784 /* SSL_set_alpn_protos sets the ALPN protocol list on |ssl| to |protos|.
1785 * |protos| must be in wire-format (i.e. a series of non-empty, 8-bit
1786 * length-prefixed strings).
1788 * Returns 0 on success. */
1789 int SSL_set_alpn_protos(SSL
*ssl
, const unsigned char* protos
,
1790 unsigned protos_len
)
1792 if (ssl
->alpn_client_proto_list
)
1793 OPENSSL_free(ssl
->alpn_client_proto_list
);
1795 ssl
->alpn_client_proto_list
= OPENSSL_malloc(protos_len
);
1796 if (!ssl
->alpn_client_proto_list
)
1798 memcpy(ssl
->alpn_client_proto_list
, protos
, protos_len
);
1799 ssl
->alpn_client_proto_list_len
= protos_len
;
1804 /* SSL_CTX_set_alpn_select_cb sets a callback function on |ctx| that is called
1805 * during ClientHello processing in order to select an ALPN protocol from the
1806 * client's list of offered protocols. */
1807 void SSL_CTX_set_alpn_select_cb(SSL_CTX
* ctx
,
1808 int (*cb
) (SSL
*ssl
,
1809 const unsigned char **out
,
1810 unsigned char *outlen
,
1811 const unsigned char *in
,
1816 ctx
->alpn_select_cb
= cb
;
1817 ctx
->alpn_select_cb_arg
= arg
;
1820 /* SSL_get0_alpn_selected gets the selected ALPN protocol (if any) from |ssl|.
1821 * On return it sets |*data| to point to |*len| bytes of protocol name (not
1822 * including the leading length-prefix byte). If the server didn't respond with
1823 * a negotiated protocol then |*len| will be zero. */
1824 void SSL_get0_alpn_selected(const SSL
*ssl
, const unsigned char **data
,
1829 *data
= ssl
->s3
->alpn_selected
;
1833 *len
= ssl
->s3
->alpn_selected_len
;
1836 #endif /* !OPENSSL_NO_TLSEXT */
1838 int SSL_export_keying_material(SSL
*s
, unsigned char *out
, size_t olen
,
1839 const char *label
, size_t llen
, const unsigned char *p
, size_t plen
,
1842 if (s
->version
< TLS1_VERSION
)
1845 return s
->method
->ssl3_enc
->export_keying_material(s
, out
, olen
, label
,
1850 static unsigned long ssl_session_hash(const SSL_SESSION
*a
)
1855 ((unsigned int) a
->session_id
[0] )|
1856 ((unsigned int) a
->session_id
[1]<< 8L)|
1857 ((unsigned long)a
->session_id
[2]<<16L)|
1858 ((unsigned long)a
->session_id
[3]<<24L);
1862 /* NB: If this function (or indeed the hash function which uses a sort of
1863 * coarser function than this one) is changed, ensure
1864 * SSL_CTX_has_matching_session_id() is checked accordingly. It relies on being
1865 * able to construct an SSL_SESSION that will collide with any existing session
1866 * with a matching session ID. */
1867 static int ssl_session_cmp(const SSL_SESSION
*a
,const SSL_SESSION
*b
)
1869 if (a
->ssl_version
!= b
->ssl_version
)
1871 if (a
->session_id_length
!= b
->session_id_length
)
1873 return(memcmp(a
->session_id
,b
->session_id
,a
->session_id_length
));
1876 /* These wrapper functions should remain rather than redeclaring
1877 * SSL_SESSION_hash and SSL_SESSION_cmp for void* types and casting each
1878 * variable. The reason is that the functions aren't static, they're exposed via
1880 static IMPLEMENT_LHASH_HASH_FN(ssl_session
, SSL_SESSION
)
1881 static IMPLEMENT_LHASH_COMP_FN(ssl_session
, SSL_SESSION
)
1883 SSL_CTX
*SSL_CTX_new(const SSL_METHOD
*meth
)
1889 SSLerr(SSL_F_SSL_CTX_NEW
,SSL_R_NULL_SSL_METHOD_PASSED
);
1893 if (FIPS_mode() && (meth
->version
< TLS1_VERSION
))
1895 SSLerr(SSL_F_SSL_CTX_NEW
, SSL_R_ONLY_TLS_ALLOWED_IN_FIPS_MODE
);
1899 if (SSL_get_ex_data_X509_STORE_CTX_idx() < 0)
1901 SSLerr(SSL_F_SSL_CTX_NEW
,SSL_R_X509_VERIFICATION_SETUP_PROBLEMS
);
1904 ret
=(SSL_CTX
*)OPENSSL_malloc(sizeof(SSL_CTX
));
1908 memset(ret
,0,sizeof(SSL_CTX
));
1912 ret
->cert_store
=NULL
;
1913 ret
->session_cache_mode
=SSL_SESS_CACHE_SERVER
;
1914 ret
->session_cache_size
=SSL_SESSION_CACHE_MAX_SIZE_DEFAULT
;
1915 ret
->session_cache_head
=NULL
;
1916 ret
->session_cache_tail
=NULL
;
1918 /* We take the system default */
1919 ret
->session_timeout
=meth
->get_timeout();
1921 ret
->new_session_cb
=0;
1922 ret
->remove_session_cb
=0;
1923 ret
->get_session_cb
=0;
1924 ret
->generate_session_id
=0;
1926 memset((char *)&ret
->stats
,0,sizeof(ret
->stats
));
1929 ret
->quiet_shutdown
=0;
1931 /* ret->cipher=NULL;*/
1933 ret->s2->challenge=NULL;
1934 ret->master_key=NULL;
1935 ret->s2->conn_id=NULL; */
1937 ret
->info_callback
=NULL
;
1939 ret
->app_verify_callback
=0;
1940 ret
->app_verify_arg
=NULL
;
1942 ret
->max_cert_list
=SSL_MAX_CERT_LIST_DEFAULT
;
1944 ret
->msg_callback
=0;
1945 ret
->msg_callback_arg
=NULL
;
1946 ret
->verify_mode
=SSL_VERIFY_NONE
;
1948 ret
->verify_depth
=-1; /* Don't impose a limit (but x509_lu.c does) */
1950 ret
->sid_ctx_length
=0;
1951 ret
->default_verify_callback
=NULL
;
1952 if ((ret
->cert
=ssl_cert_new()) == NULL
)
1955 ret
->default_passwd_callback
=0;
1956 ret
->default_passwd_callback_userdata
=NULL
;
1957 ret
->client_cert_cb
=0;
1958 ret
->app_gen_cookie_cb
=0;
1959 ret
->app_verify_cookie_cb
=0;
1961 ret
->sessions
=lh_SSL_SESSION_new();
1962 if (ret
->sessions
== NULL
) goto err
;
1963 ret
->cert_store
=X509_STORE_new();
1964 if (ret
->cert_store
== NULL
) goto err
;
1966 ssl_create_cipher_list(ret
->method
,
1967 &ret
->cipher_list
,&ret
->cipher_list_by_id
,
1968 SSL_DEFAULT_CIPHER_LIST
, ret
->cert
);
1969 if (ret
->cipher_list
== NULL
1970 || sk_SSL_CIPHER_num(ret
->cipher_list
) <= 0)
1972 SSLerr(SSL_F_SSL_CTX_NEW
,SSL_R_LIBRARY_HAS_NO_CIPHERS
);
1976 ret
->param
= X509_VERIFY_PARAM_new();
1980 if ((ret
->md5
=EVP_get_digestbyname("ssl3-md5")) == NULL
)
1982 SSLerr(SSL_F_SSL_CTX_NEW
,SSL_R_UNABLE_TO_LOAD_SSL3_MD5_ROUTINES
);
1985 if ((ret
->sha1
=EVP_get_digestbyname("ssl3-sha1")) == NULL
)
1987 SSLerr(SSL_F_SSL_CTX_NEW
,SSL_R_UNABLE_TO_LOAD_SSL3_SHA1_ROUTINES
);
1991 if ((ret
->client_CA
=sk_X509_NAME_new_null()) == NULL
)
1994 CRYPTO_new_ex_data(CRYPTO_EX_INDEX_SSL_CTX
, ret
, &ret
->ex_data
);
1996 ret
->extra_certs
=NULL
;
1997 /* No compression for DTLS */
1998 if (!(meth
->ssl3_enc
->enc_flags
& SSL_ENC_FLAG_DTLS
))
1999 ret
->comp_methods
=SSL_COMP_get_compression_methods();
2001 ret
->max_send_fragment
= SSL3_RT_MAX_PLAIN_LENGTH
;
2003 #ifndef OPENSSL_NO_TLSEXT
2004 ret
->tlsext_servername_callback
= 0;
2005 ret
->tlsext_servername_arg
= NULL
;
2006 /* Setup RFC4507 ticket keys */
2007 if ((RAND_pseudo_bytes(ret
->tlsext_tick_key_name
, 16) <= 0)
2008 || (RAND_bytes(ret
->tlsext_tick_hmac_key
, 16) <= 0)
2009 || (RAND_bytes(ret
->tlsext_tick_aes_key
, 16) <= 0))
2010 ret
->options
|= SSL_OP_NO_TICKET
;
2012 ret
->tlsext_status_cb
= 0;
2013 ret
->tlsext_status_arg
= NULL
;
2015 # ifndef OPENSSL_NO_NEXTPROTONEG
2016 ret
->next_protos_advertised_cb
= 0;
2017 ret
->next_proto_select_cb
= 0;
2020 #ifndef OPENSSL_NO_PSK
2021 ret
->psk_identity_hint
=NULL
;
2022 ret
->psk_client_callback
=NULL
;
2023 ret
->psk_server_callback
=NULL
;
2025 #ifndef OPENSSL_NO_SRP
2026 SSL_CTX_SRP_CTX_init(ret
);
2028 #ifndef OPENSSL_NO_BUF_FREELISTS
2029 ret
->freelist_max_len
= SSL_MAX_BUF_FREELIST_LEN_DEFAULT
;
2030 ret
->rbuf_freelist
= OPENSSL_malloc(sizeof(SSL3_BUF_FREELIST
));
2031 if (!ret
->rbuf_freelist
)
2033 ret
->rbuf_freelist
->chunklen
= 0;
2034 ret
->rbuf_freelist
->len
= 0;
2035 ret
->rbuf_freelist
->head
= NULL
;
2036 ret
->wbuf_freelist
= OPENSSL_malloc(sizeof(SSL3_BUF_FREELIST
));
2037 if (!ret
->wbuf_freelist
)
2039 OPENSSL_free(ret
->rbuf_freelist
);
2042 ret
->wbuf_freelist
->chunklen
= 0;
2043 ret
->wbuf_freelist
->len
= 0;
2044 ret
->wbuf_freelist
->head
= NULL
;
2046 #ifndef OPENSSL_NO_ENGINE
2047 ret
->client_cert_engine
= NULL
;
2048 #ifdef OPENSSL_SSL_CLIENT_ENGINE_AUTO
2049 #define eng_strx(x) #x
2050 #define eng_str(x) eng_strx(x)
2051 /* Use specific client engine automatically... ignore errors */
2054 eng
= ENGINE_by_id(eng_str(OPENSSL_SSL_CLIENT_ENGINE_AUTO
));
2058 ENGINE_load_builtin_engines();
2059 eng
= ENGINE_by_id(eng_str(OPENSSL_SSL_CLIENT_ENGINE_AUTO
));
2061 if (!eng
|| !SSL_CTX_set_client_cert_engine(ret
, eng
))
2066 /* Default is to connect to non-RI servers. When RI is more widely
2067 * deployed might change this.
2069 ret
->options
|= SSL_OP_LEGACY_SERVER_CONNECT
;
2073 SSLerr(SSL_F_SSL_CTX_NEW
,ERR_R_MALLOC_FAILURE
);
2075 if (ret
!= NULL
) SSL_CTX_free(ret
);
2080 static void SSL_COMP_free(SSL_COMP
*comp
)
2081 { OPENSSL_free(comp
); }
2084 #ifndef OPENSSL_NO_BUF_FREELISTS
2086 ssl_buf_freelist_free(SSL3_BUF_FREELIST
*list
)
2088 SSL3_BUF_FREELIST_ENTRY
*ent
, *next
;
2089 for (ent
= list
->head
; ent
; ent
= next
)
2098 void SSL_CTX_free(SSL_CTX
*a
)
2102 if (a
== NULL
) return;
2104 i
=CRYPTO_add(&a
->references
,-1,CRYPTO_LOCK_SSL_CTX
);
2106 REF_PRINT("SSL_CTX",a
);
2112 fprintf(stderr
,"SSL_CTX_free, bad reference count\n");
2118 X509_VERIFY_PARAM_free(a
->param
);
2121 * Free internal session cache. However: the remove_cb() may reference
2122 * the ex_data of SSL_CTX, thus the ex_data store can only be removed
2123 * after the sessions were flushed.
2124 * As the ex_data handling routines might also touch the session cache,
2125 * the most secure solution seems to be: empty (flush) the cache, then
2126 * free ex_data, then finally free the cache.
2127 * (See ticket [openssl.org #212].)
2129 if (a
->sessions
!= NULL
)
2130 SSL_CTX_flush_sessions(a
,0);
2132 CRYPTO_free_ex_data(CRYPTO_EX_INDEX_SSL_CTX
, a
, &a
->ex_data
);
2134 if (a
->sessions
!= NULL
)
2135 lh_SSL_SESSION_free(a
->sessions
);
2137 if (a
->cert_store
!= NULL
)
2138 X509_STORE_free(a
->cert_store
);
2139 if (a
->cipher_list
!= NULL
)
2140 sk_SSL_CIPHER_free(a
->cipher_list
);
2141 if (a
->cipher_list_by_id
!= NULL
)
2142 sk_SSL_CIPHER_free(a
->cipher_list_by_id
);
2143 if (a
->cert
!= NULL
)
2144 ssl_cert_free(a
->cert
);
2145 if (a
->client_CA
!= NULL
)
2146 sk_X509_NAME_pop_free(a
->client_CA
,X509_NAME_free
);
2147 if (a
->extra_certs
!= NULL
)
2148 sk_X509_pop_free(a
->extra_certs
,X509_free
);
2149 #if 0 /* This should never be done, since it removes a global database */
2150 if (a
->comp_methods
!= NULL
)
2151 sk_SSL_COMP_pop_free(a
->comp_methods
,SSL_COMP_free
);
2153 a
->comp_methods
= NULL
;
2156 #ifndef OPENSSL_NO_SRTP
2157 if (a
->srtp_profiles
)
2158 sk_SRTP_PROTECTION_PROFILE_free(a
->srtp_profiles
);
2161 #ifndef OPENSSL_NO_PSK
2162 if (a
->psk_identity_hint
)
2163 OPENSSL_free(a
->psk_identity_hint
);
2165 #ifndef OPENSSL_NO_SRP
2166 SSL_CTX_SRP_CTX_free(a
);
2168 #ifndef OPENSSL_NO_ENGINE
2169 if (a
->client_cert_engine
)
2170 ENGINE_finish(a
->client_cert_engine
);
2173 #ifndef OPENSSL_NO_BUF_FREELISTS
2174 if (a
->wbuf_freelist
)
2175 ssl_buf_freelist_free(a
->wbuf_freelist
);
2176 if (a
->rbuf_freelist
)
2177 ssl_buf_freelist_free(a
->rbuf_freelist
);
2179 #ifndef OPENSSL_NO_TLSEXT
2180 # ifndef OPENSSL_NO_EC
2181 if (a
->tlsext_ecpointformatlist
)
2182 OPENSSL_free(a
->tlsext_ecpointformatlist
);
2183 if (a
->tlsext_ellipticcurvelist
)
2184 OPENSSL_free(a
->tlsext_ellipticcurvelist
);
2185 # endif /* OPENSSL_NO_EC */
2186 if (a
->alpn_client_proto_list
!= NULL
)
2187 OPENSSL_free(a
->alpn_client_proto_list
);
2193 void SSL_CTX_set_default_passwd_cb(SSL_CTX
*ctx
, pem_password_cb
*cb
)
2195 ctx
->default_passwd_callback
=cb
;
2198 void SSL_CTX_set_default_passwd_cb_userdata(SSL_CTX
*ctx
,void *u
)
2200 ctx
->default_passwd_callback_userdata
=u
;
2203 void SSL_CTX_set_cert_verify_callback(SSL_CTX
*ctx
, int (*cb
)(X509_STORE_CTX
*,void *), void *arg
)
2205 ctx
->app_verify_callback
=cb
;
2206 ctx
->app_verify_arg
=arg
;
2209 void SSL_CTX_set_verify(SSL_CTX
*ctx
,int mode
,int (*cb
)(int, X509_STORE_CTX
*))
2211 ctx
->verify_mode
=mode
;
2212 ctx
->default_verify_callback
=cb
;
2215 void SSL_CTX_set_verify_depth(SSL_CTX
*ctx
,int depth
)
2217 X509_VERIFY_PARAM_set_depth(ctx
->param
, depth
);
2220 void SSL_CTX_set_cert_cb(SSL_CTX
*c
, int (*cb
)(SSL
*ssl
, void *arg
), void *arg
)
2222 ssl_cert_set_cert_cb(c
->cert
, cb
, arg
);
2225 void SSL_set_cert_cb(SSL
*s
, int (*cb
)(SSL
*ssl
, void *arg
), void *arg
)
2227 ssl_cert_set_cert_cb(s
->cert
, cb
, arg
);
2230 void ssl_set_cert_masks(CERT
*c
, const SSL_CIPHER
*cipher
)
2233 int rsa_enc
,rsa_tmp
,rsa_sign
,dh_tmp
,dh_rsa
,dh_dsa
,dsa_sign
;
2234 int rsa_enc_export
,dh_rsa_export
,dh_dsa_export
;
2235 int rsa_tmp_export
,dh_tmp_export
,kl
;
2236 unsigned long mask_k
,mask_a
,emask_k
,emask_a
;
2237 #ifndef OPENSSL_NO_ECDSA
2238 int have_ecc_cert
, ecdsa_ok
, ecc_pkey_size
;
2240 #ifndef OPENSSL_NO_ECDH
2241 int have_ecdh_tmp
, ecdh_ok
;
2243 #ifndef OPENSSL_NO_EC
2245 EVP_PKEY
*ecc_pkey
= NULL
;
2246 int signature_nid
= 0, pk_nid
= 0, md_nid
= 0;
2248 if (c
== NULL
) return;
2250 kl
=SSL_C_EXPORT_PKEYLENGTH(cipher
);
2252 #ifndef OPENSSL_NO_RSA
2253 rsa_tmp
=(c
->rsa_tmp
!= NULL
|| c
->rsa_tmp_cb
!= NULL
);
2254 rsa_tmp_export
=(c
->rsa_tmp_cb
!= NULL
||
2255 (rsa_tmp
&& RSA_size(c
->rsa_tmp
)*8 <= kl
));
2257 rsa_tmp
=rsa_tmp_export
=0;
2259 #ifndef OPENSSL_NO_DH
2260 dh_tmp
=(c
->dh_tmp
!= NULL
|| c
->dh_tmp_cb
!= NULL
|| c
->dh_tmp_auto
);
2261 dh_tmp_export
= !c
->dh_tmp_auto
&& (c
->dh_tmp_cb
!= NULL
||
2262 (dh_tmp
&& DH_size(c
->dh_tmp
)*8 <= kl
));
2264 dh_tmp
=dh_tmp_export
=0;
2267 #ifndef OPENSSL_NO_ECDH
2268 have_ecdh_tmp
=(c
->ecdh_tmp
|| c
->ecdh_tmp_cb
|| c
->ecdh_tmp_auto
);
2270 cpk
= &(c
->pkeys
[SSL_PKEY_RSA_ENC
]);
2271 rsa_enc
= cpk
->valid_flags
& CERT_PKEY_VALID
;
2272 rsa_enc_export
=(rsa_enc
&& EVP_PKEY_size(cpk
->privatekey
)*8 <= kl
);
2273 cpk
= &(c
->pkeys
[SSL_PKEY_RSA_SIGN
]);
2274 rsa_sign
= cpk
->valid_flags
& CERT_PKEY_SIGN
;
2275 cpk
= &(c
->pkeys
[SSL_PKEY_DSA_SIGN
]);
2276 dsa_sign
= cpk
->valid_flags
& CERT_PKEY_SIGN
;
2277 cpk
= &(c
->pkeys
[SSL_PKEY_DH_RSA
]);
2278 dh_rsa
= cpk
->valid_flags
& CERT_PKEY_VALID
;
2279 dh_rsa_export
=(dh_rsa
&& EVP_PKEY_size(cpk
->privatekey
)*8 <= kl
);
2280 cpk
= &(c
->pkeys
[SSL_PKEY_DH_DSA
]);
2281 /* FIX THIS EAY EAY EAY */
2282 dh_dsa
= cpk
->valid_flags
& CERT_PKEY_VALID
;
2283 dh_dsa_export
=(dh_dsa
&& EVP_PKEY_size(cpk
->privatekey
)*8 <= kl
);
2284 cpk
= &(c
->pkeys
[SSL_PKEY_ECC
]);
2285 #ifndef OPENSSL_NO_EC
2286 have_ecc_cert
= cpk
->valid_flags
& CERT_PKEY_VALID
;
2296 fprintf(stderr
,"rt=%d rte=%d dht=%d ecdht=%d re=%d ree=%d rs=%d ds=%d dhr=%d dhd=%d\n",
2297 rsa_tmp
,rsa_tmp_export
,dh_tmp
,have_ecdh_tmp
,
2298 rsa_enc
,rsa_enc_export
,rsa_sign
,dsa_sign
,dh_rsa
,dh_dsa
);
2301 cpk
= &(c
->pkeys
[SSL_PKEY_GOST01
]);
2302 if (cpk
->x509
!= NULL
&& cpk
->privatekey
!=NULL
) {
2303 mask_k
|= SSL_kGOST
;
2304 mask_a
|= SSL_aGOST01
;
2306 cpk
= &(c
->pkeys
[SSL_PKEY_GOST94
]);
2307 if (cpk
->x509
!= NULL
&& cpk
->privatekey
!=NULL
) {
2308 mask_k
|= SSL_kGOST
;
2309 mask_a
|= SSL_aGOST94
;
2312 if (rsa_enc
|| (rsa_tmp
&& rsa_sign
))
2314 if (rsa_enc_export
|| (rsa_tmp_export
&& (rsa_sign
|| rsa_enc
)))
2318 /* The match needs to be both kDHE and aRSA or aDSA, so don't worry */
2319 if ( (dh_tmp
|| dh_rsa
|| dh_dsa
) &&
2320 (rsa_enc
|| rsa_sign
|| dsa_sign
))
2322 if ((dh_tmp_export
|| dh_rsa_export
|| dh_dsa_export
) &&
2323 (rsa_enc
|| rsa_sign
|| dsa_sign
))
2333 if (dh_rsa
) mask_k
|=SSL_kDHr
;
2334 if (dh_rsa_export
) emask_k
|=SSL_kDHr
;
2336 if (dh_dsa
) mask_k
|=SSL_kDHd
;
2337 if (dh_dsa_export
) emask_k
|=SSL_kDHd
;
2339 if (emask_k
& (SSL_kDHr
|SSL_kDHd
))
2342 if (rsa_enc
|| rsa_sign
)
2357 #ifndef OPENSSL_NO_KRB5
2364 /* An ECC certificate may be usable for ECDH and/or
2365 * ECDSA cipher suites depending on the key usage extension.
2367 #ifndef OPENSSL_NO_EC
2370 cpk
= &c
->pkeys
[SSL_PKEY_ECC
];
2372 /* This call populates extension flags (ex_flags) */
2373 X509_check_purpose(x
, -1, 0);
2374 #ifndef OPENSSL_NO_ECDH
2375 ecdh_ok
= (x
->ex_flags
& EXFLAG_KUSAGE
) ?
2376 (x
->ex_kusage
& X509v3_KU_KEY_AGREEMENT
) : 1;
2378 ecdsa_ok
= (x
->ex_flags
& EXFLAG_KUSAGE
) ?
2379 (x
->ex_kusage
& X509v3_KU_DIGITAL_SIGNATURE
) : 1;
2380 if (!(cpk
->valid_flags
& CERT_PKEY_SIGN
))
2382 ecc_pkey
= X509_get_pubkey(x
);
2383 ecc_pkey_size
= (ecc_pkey
!= NULL
) ?
2384 EVP_PKEY_bits(ecc_pkey
) : 0;
2385 EVP_PKEY_free(ecc_pkey
);
2386 if ((x
->sig_alg
) && (x
->sig_alg
->algorithm
))
2388 signature_nid
= OBJ_obj2nid(x
->sig_alg
->algorithm
);
2389 OBJ_find_sigid_algs(signature_nid
, &md_nid
, &pk_nid
);
2391 #ifndef OPENSSL_NO_ECDH
2395 if (pk_nid
== NID_rsaEncryption
|| pk_nid
== NID_rsa
)
2399 if (ecc_pkey_size
<= 163)
2401 emask_k
|=SSL_kECDHr
;
2406 if (pk_nid
== NID_X9_62_id_ecPublicKey
)
2410 if (ecc_pkey_size
<= 163)
2412 emask_k
|=SSL_kECDHe
;
2418 #ifndef OPENSSL_NO_ECDSA
2422 emask_a
|=SSL_aECDSA
;
2428 #ifndef OPENSSL_NO_ECDH
2432 emask_k
|=SSL_kECDHE
;
2436 #ifndef OPENSSL_NO_PSK
2439 emask_k
|= SSL_kPSK
;
2440 emask_a
|= SSL_aPSK
;
2445 c
->export_mask_k
=emask_k
;
2446 c
->export_mask_a
=emask_a
;
2450 /* This handy macro borrowed from crypto/x509v3/v3_purp.c */
2451 #define ku_reject(x, usage) \
2452 (((x)->ex_flags & EXFLAG_KUSAGE) && !((x)->ex_kusage & (usage)))
2454 #ifndef OPENSSL_NO_EC
2456 int ssl_check_srvr_ecc_cert_and_alg(X509
*x
, SSL
*s
)
2458 unsigned long alg_k
, alg_a
;
2459 EVP_PKEY
*pkey
= NULL
;
2461 int signature_nid
= 0, md_nid
= 0, pk_nid
= 0;
2462 const SSL_CIPHER
*cs
= s
->s3
->tmp
.new_cipher
;
2464 alg_k
= cs
->algorithm_mkey
;
2465 alg_a
= cs
->algorithm_auth
;
2467 if (SSL_C_IS_EXPORT(cs
))
2469 /* ECDH key length in export ciphers must be <= 163 bits */
2470 pkey
= X509_get_pubkey(x
);
2471 if (pkey
== NULL
) return 0;
2472 keysize
= EVP_PKEY_bits(pkey
);
2473 EVP_PKEY_free(pkey
);
2474 if (keysize
> 163) return 0;
2477 /* This call populates the ex_flags field correctly */
2478 X509_check_purpose(x
, -1, 0);
2479 if ((x
->sig_alg
) && (x
->sig_alg
->algorithm
))
2481 signature_nid
= OBJ_obj2nid(x
->sig_alg
->algorithm
);
2482 OBJ_find_sigid_algs(signature_nid
, &md_nid
, &pk_nid
);
2484 if (alg_k
& SSL_kECDHe
|| alg_k
& SSL_kECDHr
)
2486 /* key usage, if present, must allow key agreement */
2487 if (ku_reject(x
, X509v3_KU_KEY_AGREEMENT
))
2489 SSLerr(SSL_F_SSL_CHECK_SRVR_ECC_CERT_AND_ALG
, SSL_R_ECC_CERT_NOT_FOR_KEY_AGREEMENT
);
2492 if ((alg_k
& SSL_kECDHe
) && TLS1_get_version(s
) < TLS1_2_VERSION
)
2494 /* signature alg must be ECDSA */
2495 if (pk_nid
!= NID_X9_62_id_ecPublicKey
)
2497 SSLerr(SSL_F_SSL_CHECK_SRVR_ECC_CERT_AND_ALG
, SSL_R_ECC_CERT_SHOULD_HAVE_SHA1_SIGNATURE
);
2501 if ((alg_k
& SSL_kECDHr
) && TLS1_get_version(s
) < TLS1_2_VERSION
)
2503 /* signature alg must be RSA */
2505 if (pk_nid
!= NID_rsaEncryption
&& pk_nid
!= NID_rsa
)
2507 SSLerr(SSL_F_SSL_CHECK_SRVR_ECC_CERT_AND_ALG
, SSL_R_ECC_CERT_SHOULD_HAVE_RSA_SIGNATURE
);
2512 if (alg_a
& SSL_aECDSA
)
2514 /* key usage, if present, must allow signing */
2515 if (ku_reject(x
, X509v3_KU_DIGITAL_SIGNATURE
))
2517 SSLerr(SSL_F_SSL_CHECK_SRVR_ECC_CERT_AND_ALG
, SSL_R_ECC_CERT_NOT_FOR_SIGNING
);
2522 return 1; /* all checks are ok */
2527 static int ssl_get_server_cert_index(const SSL
*s
)
2530 idx
= ssl_cipher_get_cert_index(s
->s3
->tmp
.new_cipher
);
2531 if (idx
== SSL_PKEY_RSA_ENC
&& !s
->cert
->pkeys
[SSL_PKEY_RSA_ENC
].x509
)
2532 idx
= SSL_PKEY_RSA_SIGN
;
2534 SSLerr(SSL_F_SSL_GET_SERVER_CERT_INDEX
,ERR_R_INTERNAL_ERROR
);
2538 CERT_PKEY
*ssl_get_server_send_pkey(const SSL
*s
)
2544 if (!s
->s3
|| !s
->s3
->tmp
.new_cipher
)
2546 ssl_set_cert_masks(c
, s
->s3
->tmp
.new_cipher
);
2548 #ifdef OPENSSL_SSL_DEBUG_BROKEN_PROTOCOL
2549 /* Broken protocol test: return last used certificate: which may
2550 * mismatch the one expected.
2552 if (c
->cert_flags
& SSL_CERT_FLAG_BROKEN_PROTOCOL
)
2556 i
= ssl_get_server_cert_index(s
);
2558 /* This may or may not be an error. */
2563 return &c
->pkeys
[i
];
2566 EVP_PKEY
*ssl_get_sign_pkey(SSL
*s
,const SSL_CIPHER
*cipher
, const EVP_MD
**pmd
)
2568 unsigned long alg_a
;
2572 alg_a
= cipher
->algorithm_auth
;
2575 #ifdef OPENSSL_SSL_DEBUG_BROKEN_PROTOCOL
2576 /* Broken protocol test: use last key: which may
2577 * mismatch the one expected.
2579 if (c
->cert_flags
& SSL_CERT_FLAG_BROKEN_PROTOCOL
)
2580 idx
= c
->key
- c
->pkeys
;
2584 if ((alg_a
& SSL_aDSS
) &&
2585 (c
->pkeys
[SSL_PKEY_DSA_SIGN
].privatekey
!= NULL
))
2586 idx
= SSL_PKEY_DSA_SIGN
;
2587 else if (alg_a
& SSL_aRSA
)
2589 if (c
->pkeys
[SSL_PKEY_RSA_SIGN
].privatekey
!= NULL
)
2590 idx
= SSL_PKEY_RSA_SIGN
;
2591 else if (c
->pkeys
[SSL_PKEY_RSA_ENC
].privatekey
!= NULL
)
2592 idx
= SSL_PKEY_RSA_ENC
;
2594 else if ((alg_a
& SSL_aECDSA
) &&
2595 (c
->pkeys
[SSL_PKEY_ECC
].privatekey
!= NULL
))
2599 SSLerr(SSL_F_SSL_GET_SIGN_PKEY
,ERR_R_INTERNAL_ERROR
);
2603 *pmd
= c
->pkeys
[idx
].digest
;
2604 return c
->pkeys
[idx
].privatekey
;
2607 #ifndef OPENSSL_NO_TLSEXT
2608 int ssl_get_server_cert_serverinfo(SSL
*s
, const unsigned char **serverinfo
,
2609 size_t *serverinfo_length
)
2613 *serverinfo_length
= 0;
2616 i
= ssl_get_server_cert_index(s
);
2620 if (c
->pkeys
[i
].serverinfo
== NULL
)
2623 *serverinfo
= c
->pkeys
[i
].serverinfo
;
2624 *serverinfo_length
= c
->pkeys
[i
].serverinfo_length
;
2629 void ssl_update_cache(SSL
*s
,int mode
)
2633 /* If the session_id_length is 0, we are not supposed to cache it,
2634 * and it would be rather hard to do anyway :-) */
2635 if (s
->session
->session_id_length
== 0) return;
2637 i
=s
->session_ctx
->session_cache_mode
;
2638 if ((i
& mode
) && (!s
->hit
)
2639 && ((i
& SSL_SESS_CACHE_NO_INTERNAL_STORE
)
2640 || SSL_CTX_add_session(s
->session_ctx
,s
->session
))
2641 && (s
->session_ctx
->new_session_cb
!= NULL
))
2643 CRYPTO_add(&s
->session
->references
,1,CRYPTO_LOCK_SSL_SESSION
);
2644 if (!s
->session_ctx
->new_session_cb(s
,s
->session
))
2645 SSL_SESSION_free(s
->session
);
2648 /* auto flush every 255 connections */
2649 if ((!(i
& SSL_SESS_CACHE_NO_AUTO_CLEAR
)) &&
2650 ((i
& mode
) == mode
))
2652 if ( (((mode
& SSL_SESS_CACHE_CLIENT
)
2653 ?s
->session_ctx
->stats
.sess_connect_good
2654 :s
->session_ctx
->stats
.sess_accept_good
) & 0xff) == 0xff)
2656 SSL_CTX_flush_sessions(s
->session_ctx
,(unsigned long)time(NULL
));
2661 const SSL_METHOD
*SSL_CTX_get_ssl_method(SSL_CTX
*ctx
)
2666 const SSL_METHOD
*SSL_get_ssl_method(SSL
*s
)
2671 int SSL_set_ssl_method(SSL
*s
, const SSL_METHOD
*meth
)
2676 if (s
->method
!= meth
)
2678 if (s
->handshake_func
!= NULL
)
2679 conn
=(s
->handshake_func
== s
->method
->ssl_connect
);
2681 if (s
->method
->version
== meth
->version
)
2685 s
->method
->ssl_free(s
);
2687 ret
=s
->method
->ssl_new(s
);
2691 s
->handshake_func
=meth
->ssl_connect
;
2693 s
->handshake_func
=meth
->ssl_accept
;
2698 int SSL_get_error(const SSL
*s
,int i
)
2704 if (i
> 0) return(SSL_ERROR_NONE
);
2706 /* Make things return SSL_ERROR_SYSCALL when doing SSL_do_handshake
2707 * etc, where we do encode the error */
2708 if ((l
=ERR_peek_error()) != 0)
2710 if (ERR_GET_LIB(l
) == ERR_LIB_SYS
)
2711 return(SSL_ERROR_SYSCALL
);
2713 return(SSL_ERROR_SSL
);
2716 if ((i
< 0) && SSL_want_read(s
))
2718 bio
=SSL_get_rbio(s
);
2719 if (BIO_should_read(bio
))
2720 return(SSL_ERROR_WANT_READ
);
2721 else if (BIO_should_write(bio
))
2722 /* This one doesn't make too much sense ... We never try
2723 * to write to the rbio, and an application program where
2724 * rbio and wbio are separate couldn't even know what it
2726 * However if we ever set s->rwstate incorrectly
2727 * (so that we have SSL_want_read(s) instead of
2728 * SSL_want_write(s)) and rbio and wbio *are* the same,
2729 * this test works around that bug; so it might be safer
2731 return(SSL_ERROR_WANT_WRITE
);
2732 else if (BIO_should_io_special(bio
))
2734 reason
=BIO_get_retry_reason(bio
);
2735 if (reason
== BIO_RR_CONNECT
)
2736 return(SSL_ERROR_WANT_CONNECT
);
2737 else if (reason
== BIO_RR_ACCEPT
)
2738 return(SSL_ERROR_WANT_ACCEPT
);
2740 return(SSL_ERROR_SYSCALL
); /* unknown */
2744 if ((i
< 0) && SSL_want_write(s
))
2746 bio
=SSL_get_wbio(s
);
2747 if (BIO_should_write(bio
))
2748 return(SSL_ERROR_WANT_WRITE
);
2749 else if (BIO_should_read(bio
))
2750 /* See above (SSL_want_read(s) with BIO_should_write(bio)) */
2751 return(SSL_ERROR_WANT_READ
);
2752 else if (BIO_should_io_special(bio
))
2754 reason
=BIO_get_retry_reason(bio
);
2755 if (reason
== BIO_RR_CONNECT
)
2756 return(SSL_ERROR_WANT_CONNECT
);
2757 else if (reason
== BIO_RR_ACCEPT
)
2758 return(SSL_ERROR_WANT_ACCEPT
);
2760 return(SSL_ERROR_SYSCALL
);
2763 if ((i
< 0) && SSL_want_x509_lookup(s
))
2765 return(SSL_ERROR_WANT_X509_LOOKUP
);
2770 if ((s
->shutdown
& SSL_RECEIVED_SHUTDOWN
) &&
2771 (s
->s3
->warn_alert
== SSL_AD_CLOSE_NOTIFY
))
2772 return(SSL_ERROR_ZERO_RETURN
);
2774 return(SSL_ERROR_SYSCALL
);
2777 int SSL_do_handshake(SSL
*s
)
2781 if (s
->handshake_func
== NULL
)
2783 SSLerr(SSL_F_SSL_DO_HANDSHAKE
,SSL_R_CONNECTION_TYPE_NOT_SET
);
2787 s
->method
->ssl_renegotiate_check(s
);
2789 if (SSL_in_init(s
) || SSL_in_before(s
))
2791 ret
=s
->handshake_func(s
);
2796 /* For the next 2 functions, SSL_clear() sets shutdown and so
2797 * one of these calls will reset it */
2798 void SSL_set_accept_state(SSL
*s
)
2802 s
->state
=SSL_ST_ACCEPT
|SSL_ST_BEFORE
;
2803 s
->handshake_func
=s
->method
->ssl_accept
;
2804 /* clear the current cipher */
2805 ssl_clear_cipher_ctx(s
);
2806 ssl_clear_hash_ctx(&s
->read_hash
);
2807 ssl_clear_hash_ctx(&s
->write_hash
);
2810 void SSL_set_connect_state(SSL
*s
)
2814 s
->state
=SSL_ST_CONNECT
|SSL_ST_BEFORE
;
2815 s
->handshake_func
=s
->method
->ssl_connect
;
2816 /* clear the current cipher */
2817 ssl_clear_cipher_ctx(s
);
2818 ssl_clear_hash_ctx(&s
->read_hash
);
2819 ssl_clear_hash_ctx(&s
->write_hash
);
2822 int ssl_undefined_function(SSL
*s
)
2824 SSLerr(SSL_F_SSL_UNDEFINED_FUNCTION
,ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED
);
2828 int ssl_undefined_void_function(void)
2830 SSLerr(SSL_F_SSL_UNDEFINED_VOID_FUNCTION
,ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED
);
2834 int ssl_undefined_const_function(const SSL
*s
)
2836 SSLerr(SSL_F_SSL_UNDEFINED_CONST_FUNCTION
,ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED
);
2840 SSL_METHOD
*ssl_bad_method(int ver
)
2842 SSLerr(SSL_F_SSL_BAD_METHOD
,ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED
);
2846 const char *SSL_get_version(const SSL
*s
)
2848 if (s
->version
== TLS1_2_VERSION
)
2850 else if (s
->version
== TLS1_1_VERSION
)
2852 else if (s
->version
== TLS1_VERSION
)
2854 else if (s
->version
== SSL3_VERSION
)
2860 SSL
*SSL_dup(SSL
*s
)
2862 STACK_OF(X509_NAME
) *sk
;
2867 if ((ret
=SSL_new(SSL_get_SSL_CTX(s
))) == NULL
)
2870 ret
->version
= s
->version
;
2871 ret
->type
= s
->type
;
2872 ret
->method
= s
->method
;
2874 if (s
->session
!= NULL
)
2876 /* This copies session-id, SSL_METHOD, sid_ctx, and 'cert' */
2877 SSL_copy_session_id(ret
,s
);
2881 /* No session has been established yet, so we have to expect
2882 * that s->cert or ret->cert will be changed later --
2883 * they should not both point to the same object,
2884 * and thus we can't use SSL_copy_session_id. */
2886 ret
->method
->ssl_free(ret
);
2887 ret
->method
= s
->method
;
2888 ret
->method
->ssl_new(ret
);
2890 if (s
->cert
!= NULL
)
2892 if (ret
->cert
!= NULL
)
2894 ssl_cert_free(ret
->cert
);
2896 ret
->cert
= ssl_cert_dup(s
->cert
);
2897 if (ret
->cert
== NULL
)
2901 SSL_set_session_id_context(ret
,
2902 s
->sid_ctx
, s
->sid_ctx_length
);
2905 ret
->options
=s
->options
;
2907 SSL_set_max_cert_list(ret
,SSL_get_max_cert_list(s
));
2908 SSL_set_read_ahead(ret
,SSL_get_read_ahead(s
));
2909 ret
->msg_callback
= s
->msg_callback
;
2910 ret
->msg_callback_arg
= s
->msg_callback_arg
;
2911 SSL_set_verify(ret
,SSL_get_verify_mode(s
),
2912 SSL_get_verify_callback(s
));
2913 SSL_set_verify_depth(ret
,SSL_get_verify_depth(s
));
2914 ret
->generate_session_id
= s
->generate_session_id
;
2916 SSL_set_info_callback(ret
,SSL_get_info_callback(s
));
2918 ret
->debug
=s
->debug
;
2920 /* copy app data, a little dangerous perhaps */
2921 if (!CRYPTO_dup_ex_data(CRYPTO_EX_INDEX_SSL
, &ret
->ex_data
, &s
->ex_data
))
2924 /* setup rbio, and wbio */
2925 if (s
->rbio
!= NULL
)
2927 if (!BIO_dup_state(s
->rbio
,(char *)&ret
->rbio
))
2930 if (s
->wbio
!= NULL
)
2932 if (s
->wbio
!= s
->rbio
)
2934 if (!BIO_dup_state(s
->wbio
,(char *)&ret
->wbio
))
2938 ret
->wbio
=ret
->rbio
;
2940 ret
->rwstate
= s
->rwstate
;
2941 ret
->in_handshake
= s
->in_handshake
;
2942 ret
->handshake_func
= s
->handshake_func
;
2943 ret
->server
= s
->server
;
2944 ret
->renegotiate
= s
->renegotiate
;
2945 ret
->new_session
= s
->new_session
;
2946 ret
->quiet_shutdown
= s
->quiet_shutdown
;
2947 ret
->shutdown
=s
->shutdown
;
2948 ret
->state
=s
->state
; /* SSL_dup does not really work at any state, though */
2949 ret
->rstate
=s
->rstate
;
2950 ret
->init_num
= 0; /* would have to copy ret->init_buf, ret->init_msg, ret->init_num, ret->init_off */
2953 X509_VERIFY_PARAM_inherit(ret
->param
, s
->param
);
2955 /* dup the cipher_list and cipher_list_by_id stacks */
2956 if (s
->cipher_list
!= NULL
)
2958 if ((ret
->cipher_list
=sk_SSL_CIPHER_dup(s
->cipher_list
)) == NULL
)
2961 if (s
->cipher_list_by_id
!= NULL
)
2962 if ((ret
->cipher_list_by_id
=sk_SSL_CIPHER_dup(s
->cipher_list_by_id
))
2966 /* Dup the client_CA list */
2967 if (s
->client_CA
!= NULL
)
2969 if ((sk
=sk_X509_NAME_dup(s
->client_CA
)) == NULL
) goto err
;
2971 for (i
=0; i
<sk_X509_NAME_num(sk
); i
++)
2973 xn
=sk_X509_NAME_value(sk
,i
);
2974 if (sk_X509_NAME_set(sk
,i
,X509_NAME_dup(xn
)) == NULL
)
2985 if (ret
!= NULL
) SSL_free(ret
);
2991 void ssl_clear_cipher_ctx(SSL
*s
)
2993 if (s
->enc_read_ctx
!= NULL
)
2995 EVP_CIPHER_CTX_cleanup(s
->enc_read_ctx
);
2996 OPENSSL_free(s
->enc_read_ctx
);
2997 s
->enc_read_ctx
=NULL
;
2999 if (s
->enc_write_ctx
!= NULL
)
3001 EVP_CIPHER_CTX_cleanup(s
->enc_write_ctx
);
3002 OPENSSL_free(s
->enc_write_ctx
);
3003 s
->enc_write_ctx
=NULL
;
3005 #ifndef OPENSSL_NO_COMP
3006 if (s
->expand
!= NULL
)
3008 COMP_CTX_free(s
->expand
);
3011 if (s
->compress
!= NULL
)
3013 COMP_CTX_free(s
->compress
);
3019 X509
*SSL_get_certificate(const SSL
*s
)
3021 if (s
->cert
!= NULL
)
3022 return(s
->cert
->key
->x509
);
3027 EVP_PKEY
*SSL_get_privatekey(const SSL
*s
)
3029 if (s
->cert
!= NULL
)
3030 return(s
->cert
->key
->privatekey
);
3035 X509
*SSL_CTX_get0_certificate(const SSL_CTX
*ctx
)
3037 if (ctx
->cert
!= NULL
)
3038 return ctx
->cert
->key
->x509
;
3043 EVP_PKEY
*SSL_CTX_get0_privatekey(const SSL_CTX
*ctx
)
3045 if (ctx
->cert
!= NULL
)
3046 return ctx
->cert
->key
->privatekey
;
3051 const SSL_CIPHER
*SSL_get_current_cipher(const SSL
*s
)
3053 if ((s
->session
!= NULL
) && (s
->session
->cipher
!= NULL
))
3054 return(s
->session
->cipher
);
3057 #ifdef OPENSSL_NO_COMP
3058 const void *SSL_get_current_compression(SSL
*s
)
3062 const void *SSL_get_current_expansion(SSL
*s
)
3068 const COMP_METHOD
*SSL_get_current_compression(SSL
*s
)
3070 if (s
->compress
!= NULL
)
3071 return(s
->compress
->meth
);
3075 const COMP_METHOD
*SSL_get_current_expansion(SSL
*s
)
3077 if (s
->expand
!= NULL
)
3078 return(s
->expand
->meth
);
3083 int ssl_init_wbio_buffer(SSL
*s
,int push
)
3087 if (s
->bbio
== NULL
)
3089 bbio
=BIO_new(BIO_f_buffer());
3090 if (bbio
== NULL
) return(0);
3096 if (s
->bbio
== s
->wbio
)
3097 s
->wbio
=BIO_pop(s
->wbio
);
3099 (void)BIO_reset(bbio
);
3100 /* if (!BIO_set_write_buffer_size(bbio,16*1024)) */
3101 if (!BIO_set_read_buffer_size(bbio
,1))
3103 SSLerr(SSL_F_SSL_INIT_WBIO_BUFFER
,ERR_R_BUF_LIB
);
3108 if (s
->wbio
!= bbio
)
3109 s
->wbio
=BIO_push(bbio
,s
->wbio
);
3113 if (s
->wbio
== bbio
)
3114 s
->wbio
=BIO_pop(bbio
);
3119 void ssl_free_wbio_buffer(SSL
*s
)
3121 if (s
->bbio
== NULL
) return;
3123 if (s
->bbio
== s
->wbio
)
3125 /* remove buffering */
3126 s
->wbio
=BIO_pop(s
->wbio
);
3127 #ifdef REF_CHECK /* not the usual REF_CHECK, but this avoids adding one more preprocessor symbol */
3128 assert(s
->wbio
!= NULL
);
3135 void SSL_CTX_set_quiet_shutdown(SSL_CTX
*ctx
,int mode
)
3137 ctx
->quiet_shutdown
=mode
;
3140 int SSL_CTX_get_quiet_shutdown(const SSL_CTX
*ctx
)
3142 return(ctx
->quiet_shutdown
);
3145 void SSL_set_quiet_shutdown(SSL
*s
,int mode
)
3147 s
->quiet_shutdown
=mode
;
3150 int SSL_get_quiet_shutdown(const SSL
*s
)
3152 return(s
->quiet_shutdown
);
3155 void SSL_set_shutdown(SSL
*s
,int mode
)
3160 int SSL_get_shutdown(const SSL
*s
)
3162 return(s
->shutdown
);
3165 int SSL_version(const SSL
*s
)
3170 SSL_CTX
*SSL_get_SSL_CTX(const SSL
*ssl
)
3175 SSL_CTX
*SSL_set_SSL_CTX(SSL
*ssl
, SSL_CTX
* ctx
)
3177 CERT
*ocert
= ssl
->cert
;
3178 if (ssl
->ctx
== ctx
)
3180 #ifndef OPENSSL_NO_TLSEXT
3182 ctx
= ssl
->initial_ctx
;
3184 ssl
->cert
= ssl_cert_dup(ctx
->cert
);
3187 /* Preserve any already negotiated parameters */
3190 ssl
->cert
->peer_sigalgs
= ocert
->peer_sigalgs
;
3191 ssl
->cert
->peer_sigalgslen
= ocert
->peer_sigalgslen
;
3192 ocert
->peer_sigalgs
= NULL
;
3193 ssl
->cert
->ciphers_raw
= ocert
->ciphers_raw
;
3194 ssl
->cert
->ciphers_rawlen
= ocert
->ciphers_rawlen
;
3195 ocert
->ciphers_raw
= NULL
;
3197 ssl_cert_free(ocert
);
3201 * Program invariant: |sid_ctx| has fixed size (SSL_MAX_SID_CTX_LENGTH),
3202 * so setter APIs must prevent invalid lengths from entering the system.
3204 OPENSSL_assert(ssl
->sid_ctx_length
<= sizeof(ssl
->sid_ctx
));
3207 * If the session ID context matches that of the parent SSL_CTX,
3208 * inherit it from the new SSL_CTX as well. If however the context does
3209 * not match (i.e., it was set per-ssl with SSL_set_session_id_context),
3210 * leave it unchanged.
3212 if ((ssl
->ctx
!= NULL
) &&
3213 (ssl
->sid_ctx_length
== ssl
->ctx
->sid_ctx_length
) &&
3214 (memcmp(ssl
->sid_ctx
, ssl
->ctx
->sid_ctx
, ssl
->sid_ctx_length
) == 0))
3216 ssl
->sid_ctx_length
= ctx
->sid_ctx_length
;
3217 memcpy(&ssl
->sid_ctx
, &ctx
->sid_ctx
, sizeof(ssl
->sid_ctx
));
3220 CRYPTO_add(&ctx
->references
,1,CRYPTO_LOCK_SSL_CTX
);
3221 if (ssl
->ctx
!= NULL
)
3222 SSL_CTX_free(ssl
->ctx
); /* decrement reference count */
3228 #ifndef OPENSSL_NO_STDIO
3229 int SSL_CTX_set_default_verify_paths(SSL_CTX
*ctx
)
3231 return(X509_STORE_set_default_paths(ctx
->cert_store
));
3234 int SSL_CTX_load_verify_locations(SSL_CTX
*ctx
, const char *CAfile
,
3237 return(X509_STORE_load_locations(ctx
->cert_store
,CAfile
,CApath
));
3241 void SSL_set_info_callback(SSL
*ssl
,
3242 void (*cb
)(const SSL
*ssl
,int type
,int val
))
3244 ssl
->info_callback
=cb
;
3247 /* One compiler (Diab DCC) doesn't like argument names in returned
3248 function pointer. */
3249 void (*SSL_get_info_callback(const SSL
*ssl
))(const SSL
* /*ssl*/,int /*type*/,int /*val*/)
3251 return ssl
->info_callback
;
3254 int SSL_state(const SSL
*ssl
)
3259 void SSL_set_state(SSL
*ssl
, int state
)
3264 void SSL_set_verify_result(SSL
*ssl
,long arg
)
3266 ssl
->verify_result
=arg
;
3269 long SSL_get_verify_result(const SSL
*ssl
)
3271 return(ssl
->verify_result
);
3274 int SSL_get_ex_new_index(long argl
,void *argp
,CRYPTO_EX_new
*new_func
,
3275 CRYPTO_EX_dup
*dup_func
,CRYPTO_EX_free
*free_func
)
3277 return CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_SSL
, argl
, argp
,
3278 new_func
, dup_func
, free_func
);
3281 int SSL_set_ex_data(SSL
*s
,int idx
,void *arg
)
3283 return(CRYPTO_set_ex_data(&s
->ex_data
,idx
,arg
));
3286 void *SSL_get_ex_data(const SSL
*s
,int idx
)
3288 return(CRYPTO_get_ex_data(&s
->ex_data
,idx
));
3291 int SSL_CTX_get_ex_new_index(long argl
,void *argp
,CRYPTO_EX_new
*new_func
,
3292 CRYPTO_EX_dup
*dup_func
,CRYPTO_EX_free
*free_func
)
3294 return CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_SSL_CTX
, argl
, argp
,
3295 new_func
, dup_func
, free_func
);
3298 int SSL_CTX_set_ex_data(SSL_CTX
*s
,int idx
,void *arg
)
3300 return(CRYPTO_set_ex_data(&s
->ex_data
,idx
,arg
));
3303 void *SSL_CTX_get_ex_data(const SSL_CTX
*s
,int idx
)
3305 return(CRYPTO_get_ex_data(&s
->ex_data
,idx
));
3313 X509_STORE
*SSL_CTX_get_cert_store(const SSL_CTX
*ctx
)
3315 return(ctx
->cert_store
);
3318 void SSL_CTX_set_cert_store(SSL_CTX
*ctx
,X509_STORE
*store
)
3320 if (ctx
->cert_store
!= NULL
)
3321 X509_STORE_free(ctx
->cert_store
);
3322 ctx
->cert_store
=store
;
3325 int SSL_want(const SSL
*s
)
3331 * \brief Set the callback for generating temporary RSA keys.
3332 * \param ctx the SSL context.
3333 * \param cb the callback
3336 #ifndef OPENSSL_NO_RSA
3337 void SSL_CTX_set_tmp_rsa_callback(SSL_CTX
*ctx
,RSA
*(*cb
)(SSL
*ssl
,
3341 SSL_CTX_callback_ctrl(ctx
,SSL_CTRL_SET_TMP_RSA_CB
,(void (*)(void))cb
);
3344 void SSL_set_tmp_rsa_callback(SSL
*ssl
,RSA
*(*cb
)(SSL
*ssl
,
3348 SSL_callback_ctrl(ssl
,SSL_CTRL_SET_TMP_RSA_CB
,(void (*)(void))cb
);
3354 * \brief The RSA temporary key callback function.
3355 * \param ssl the SSL session.
3356 * \param is_export \c TRUE if the temp RSA key is for an export ciphersuite.
3357 * \param keylength if \c is_export is \c TRUE, then \c keylength is the size
3358 * of the required key in bits.
3359 * \return the temporary RSA key.
3360 * \sa SSL_CTX_set_tmp_rsa_callback, SSL_set_tmp_rsa_callback
3363 RSA
*cb(SSL
*ssl
,int is_export
,int keylength
)
3368 * \brief Set the callback for generating temporary DH keys.
3369 * \param ctx the SSL context.
3370 * \param dh the callback
3373 #ifndef OPENSSL_NO_DH
3374 void SSL_CTX_set_tmp_dh_callback(SSL_CTX
*ctx
,DH
*(*dh
)(SSL
*ssl
,int is_export
,
3377 SSL_CTX_callback_ctrl(ctx
,SSL_CTRL_SET_TMP_DH_CB
,(void (*)(void))dh
);
3380 void SSL_set_tmp_dh_callback(SSL
*ssl
,DH
*(*dh
)(SSL
*ssl
,int is_export
,
3383 SSL_callback_ctrl(ssl
,SSL_CTRL_SET_TMP_DH_CB
,(void (*)(void))dh
);
3387 #ifndef OPENSSL_NO_ECDH
3388 void SSL_CTX_set_tmp_ecdh_callback(SSL_CTX
*ctx
,EC_KEY
*(*ecdh
)(SSL
*ssl
,int is_export
,
3391 SSL_CTX_callback_ctrl(ctx
,SSL_CTRL_SET_TMP_ECDH_CB
,(void (*)(void))ecdh
);
3394 void SSL_set_tmp_ecdh_callback(SSL
*ssl
,EC_KEY
*(*ecdh
)(SSL
*ssl
,int is_export
,
3397 SSL_callback_ctrl(ssl
,SSL_CTRL_SET_TMP_ECDH_CB
,(void (*)(void))ecdh
);
3401 #ifndef OPENSSL_NO_PSK
3402 int SSL_CTX_use_psk_identity_hint(SSL_CTX
*ctx
, const char *identity_hint
)
3404 if (identity_hint
!= NULL
&& strlen(identity_hint
) > PSK_MAX_IDENTITY_LEN
)
3406 SSLerr(SSL_F_SSL_CTX_USE_PSK_IDENTITY_HINT
, SSL_R_DATA_LENGTH_TOO_LONG
);
3409 if (ctx
->psk_identity_hint
!= NULL
)
3410 OPENSSL_free(ctx
->psk_identity_hint
);
3411 if (identity_hint
!= NULL
)
3413 ctx
->psk_identity_hint
= BUF_strdup(identity_hint
);
3414 if (ctx
->psk_identity_hint
== NULL
)
3418 ctx
->psk_identity_hint
= NULL
;
3422 int SSL_use_psk_identity_hint(SSL
*s
, const char *identity_hint
)
3427 if (s
->session
== NULL
)
3428 return 1; /* session not created yet, ignored */
3430 if (identity_hint
!= NULL
&& strlen(identity_hint
) > PSK_MAX_IDENTITY_LEN
)
3432 SSLerr(SSL_F_SSL_USE_PSK_IDENTITY_HINT
, SSL_R_DATA_LENGTH_TOO_LONG
);
3435 if (s
->session
->psk_identity_hint
!= NULL
)
3436 OPENSSL_free(s
->session
->psk_identity_hint
);
3437 if (identity_hint
!= NULL
)
3439 s
->session
->psk_identity_hint
= BUF_strdup(identity_hint
);
3440 if (s
->session
->psk_identity_hint
== NULL
)
3444 s
->session
->psk_identity_hint
= NULL
;
3448 const char *SSL_get_psk_identity_hint(const SSL
*s
)
3450 if (s
== NULL
|| s
->session
== NULL
)
3452 return(s
->session
->psk_identity_hint
);
3455 const char *SSL_get_psk_identity(const SSL
*s
)
3457 if (s
== NULL
|| s
->session
== NULL
)
3459 return(s
->session
->psk_identity
);
3462 void SSL_set_psk_client_callback(SSL
*s
,
3463 unsigned int (*cb
)(SSL
*ssl
, const char *hint
,
3464 char *identity
, unsigned int max_identity_len
, unsigned char *psk
,
3465 unsigned int max_psk_len
))
3467 s
->psk_client_callback
= cb
;
3470 void SSL_CTX_set_psk_client_callback(SSL_CTX
*ctx
,
3471 unsigned int (*cb
)(SSL
*ssl
, const char *hint
,
3472 char *identity
, unsigned int max_identity_len
, unsigned char *psk
,
3473 unsigned int max_psk_len
))
3475 ctx
->psk_client_callback
= cb
;
3478 void SSL_set_psk_server_callback(SSL
*s
,
3479 unsigned int (*cb
)(SSL
*ssl
, const char *identity
,
3480 unsigned char *psk
, unsigned int max_psk_len
))
3482 s
->psk_server_callback
= cb
;
3485 void SSL_CTX_set_psk_server_callback(SSL_CTX
*ctx
,
3486 unsigned int (*cb
)(SSL
*ssl
, const char *identity
,
3487 unsigned char *psk
, unsigned int max_psk_len
))
3489 ctx
->psk_server_callback
= cb
;
3493 void SSL_CTX_set_msg_callback(SSL_CTX
*ctx
, void (*cb
)(int write_p
, int version
, int content_type
, const void *buf
, size_t len
, SSL
*ssl
, void *arg
))
3495 SSL_CTX_callback_ctrl(ctx
, SSL_CTRL_SET_MSG_CALLBACK
, (void (*)(void))cb
);
3497 void SSL_set_msg_callback(SSL
*ssl
, void (*cb
)(int write_p
, int version
, int content_type
, const void *buf
, size_t len
, SSL
*ssl
, void *arg
))
3499 SSL_callback_ctrl(ssl
, SSL_CTRL_SET_MSG_CALLBACK
, (void (*)(void))cb
);
3502 void SSL_CTX_set_not_resumable_session_callback(SSL_CTX
*ctx
,
3503 int (*cb
)(SSL
*ssl
, int is_forward_secure
))
3505 SSL_CTX_callback_ctrl(ctx
, SSL_CTRL_SET_NOT_RESUMABLE_SESS_CB
,
3506 (void (*)(void))cb
);
3508 void SSL_set_not_resumable_session_callback(SSL
*ssl
,
3509 int (*cb
)(SSL
*ssl
, int is_forward_secure
))
3511 SSL_callback_ctrl(ssl
, SSL_CTRL_SET_NOT_RESUMABLE_SESS_CB
,
3512 (void (*)(void))cb
);
3515 /* Allocates new EVP_MD_CTX and sets pointer to it into given pointer
3516 * vairable, freeing EVP_MD_CTX previously stored in that variable, if
3517 * any. If EVP_MD pointer is passed, initializes ctx with this md
3518 * Returns newly allocated ctx;
3521 EVP_MD_CTX
*ssl_replace_hash(EVP_MD_CTX
**hash
,const EVP_MD
*md
)
3523 ssl_clear_hash_ctx(hash
);
3524 *hash
= EVP_MD_CTX_create();
3525 if (md
) EVP_DigestInit_ex(*hash
,md
,NULL
);
3528 void ssl_clear_hash_ctx(EVP_MD_CTX
**hash
)
3531 if (*hash
) EVP_MD_CTX_destroy(*hash
);
3535 void SSL_set_debug(SSL
*s
, int debug
)
3540 int SSL_cache_hit(SSL
*s
)
3545 int SSL_is_server(SSL
*s
)
3550 void SSL_set_security_level(SSL
*s
, int level
)
3552 s
->cert
->sec_level
= level
;
3555 int SSL_get_security_level(const SSL
*s
)
3557 return s
->cert
->sec_level
;
3560 void SSL_set_security_callback(SSL
*s
, int (*cb
)(SSL
*s
, SSL_CTX
*ctx
, int op
, int bits
, int nid
, void *other
, void *ex
))
3562 s
->cert
->sec_cb
= cb
;
3565 int (*SSL_get_security_callback(const SSL
*s
))(SSL
*s
, SSL_CTX
*ctx
, int op
, int bits
, int nid
, void *other
, void *ex
)
3567 return s
->cert
->sec_cb
;
3570 void SSL_set0_security_ex_data(SSL
*s
, void *ex
)
3572 s
->cert
->sec_ex
= ex
;
3575 void *SSL_get0_security_ex_data(const SSL
*s
)
3577 return s
->cert
->sec_ex
;
3580 void SSL_CTX_set_security_level(SSL_CTX
*ctx
, int level
)
3582 ctx
->cert
->sec_level
= level
;
3585 int SSL_CTX_get_security_level(const SSL_CTX
*ctx
)
3587 return ctx
->cert
->sec_level
;
3590 void SSL_CTX_set_security_callback(SSL_CTX
*ctx
, int (*cb
)(SSL
*s
, SSL_CTX
*ctx
, int op
, int bits
, int nid
, void *other
, void *ex
))
3592 ctx
->cert
->sec_cb
= cb
;
3595 int (*SSL_CTX_get_security_callback(const SSL_CTX
*ctx
))(SSL
*s
, SSL_CTX
*ctx
, int op
, int bits
, int nid
, void *other
, void *ex
)
3597 return ctx
->cert
->sec_cb
;
3600 void SSL_CTX_set0_security_ex_data(SSL_CTX
*ctx
, void *ex
)
3602 ctx
->cert
->sec_ex
= ex
;
3605 void *SSL_CTX_get0_security_ex_data(const SSL_CTX
*ctx
)
3607 return ctx
->cert
->sec_ex
;
3610 IMPLEMENT_STACK_OF(SSL_CIPHER
)
3611 IMPLEMENT_STACK_OF(SSL_COMP
)
3612 IMPLEMENT_OBJ_BSEARCH_GLOBAL_CMP_FN(SSL_CIPHER
, SSL_CIPHER
,