2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
58 /* ====================================================================
59 * Copyright 2005 Nokia. All rights reserved.
61 * The portions of the attached software ("Contribution") is developed by
62 * Nokia Corporation and is licensed pursuant to the OpenSSL open source
65 * The Contribution, originally written by Mika Kousa and Pasi Eronen of
66 * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites
67 * support (see RFC 4279) to OpenSSL.
69 * No patent licenses or other rights except those expressly stated in
70 * the OpenSSL open source license shall be deemed granted or received
71 * expressly, by implication, estoppel, or otherwise.
73 * No assurances are provided by Nokia that the Contribution does not
74 * infringe the patent or other intellectual property rights of any third
75 * party or that the license provides you with all the necessary rights
76 * to make use of the Contribution.
78 * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN
79 * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA
80 * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY
81 * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR
88 #include <openssl/asn1_mac.h>
89 #include <openssl/objects.h>
90 #include <openssl/x509.h>
92 typedef struct ssl_session_asn1_st
95 ASN1_INTEGER ssl_version
;
96 ASN1_OCTET_STRING cipher
;
97 ASN1_OCTET_STRING master_key
;
98 ASN1_OCTET_STRING session_id
;
99 ASN1_OCTET_STRING session_id_context
;
100 ASN1_OCTET_STRING key_arg
;
101 #ifndef OPENSSL_NO_KRB5
102 ASN1_OCTET_STRING krb5_princ
;
103 #endif /* OPENSSL_NO_KRB5 */
105 ASN1_INTEGER timeout
;
106 ASN1_INTEGER verify_result
;
107 #ifndef OPENSSL_NO_TLSEXT
108 ASN1_OCTET_STRING tlsext_hostname
;
109 ASN1_INTEGER tlsext_tick_lifetime
;
110 ASN1_OCTET_STRING tlsext_tick
;
111 #endif /* OPENSSL_NO_TLSEXT */
112 #ifndef OPENSSL_NO_PSK
113 ASN1_OCTET_STRING psk_identity_hint
;
114 ASN1_OCTET_STRING psk_identity
;
115 #endif /* OPENSSL_NO_PSK */
118 int i2d_SSL_SESSION(SSL_SESSION
*in
, unsigned char **pp
)
120 #define LSIZE2 (sizeof(long)*2)
121 int v1
=0,v2
=0,v3
=0,v4
=0,v5
=0,v7
=0,v8
=0;
122 unsigned char buf
[4],ibuf1
[LSIZE2
],ibuf2
[LSIZE2
];
123 unsigned char ibuf3
[LSIZE2
],ibuf4
[LSIZE2
],ibuf5
[LSIZE2
];
124 #ifndef OPENSSL_NO_TLSEXT
126 unsigned char ibuf6
[LSIZE2
];
132 if ((in
== NULL
) || ((in
->cipher
== NULL
) && (in
->cipher_id
== 0)))
135 /* Note that I cheat in the following 2 assignments. I know
136 * that if the ASN1_INTEGER passed to ASN1_INTEGER_set
137 * is > sizeof(long)+1, the buffer will not be re-OPENSSL_malloc()ed.
138 * This is a bit evil but makes things simple, no dynamic allocation
140 a
.version
.length
=LSIZE2
;
141 a
.version
.type
=V_ASN1_INTEGER
;
142 a
.version
.data
=ibuf1
;
143 ASN1_INTEGER_set(&(a
.version
),SSL_SESSION_ASN1_VERSION
);
145 a
.ssl_version
.length
=LSIZE2
;
146 a
.ssl_version
.type
=V_ASN1_INTEGER
;
147 a
.ssl_version
.data
=ibuf2
;
148 ASN1_INTEGER_set(&(a
.ssl_version
),in
->ssl_version
);
150 a
.cipher
.type
=V_ASN1_OCTET_STRING
;
153 if (in
->cipher
== NULL
)
157 if (in
->ssl_version
== SSL2_VERSION
)
160 buf
[0]=((unsigned char)(l
>>16L))&0xff;
161 buf
[1]=((unsigned char)(l
>> 8L))&0xff;
162 buf
[2]=((unsigned char)(l
))&0xff;
167 buf
[0]=((unsigned char)(l
>>8L))&0xff;
168 buf
[1]=((unsigned char)(l
))&0xff;
171 a
.master_key
.length
=in
->master_key_length
;
172 a
.master_key
.type
=V_ASN1_OCTET_STRING
;
173 a
.master_key
.data
=in
->master_key
;
175 a
.session_id
.length
=in
->session_id_length
;
176 a
.session_id
.type
=V_ASN1_OCTET_STRING
;
177 a
.session_id
.data
=in
->session_id
;
179 a
.session_id_context
.length
=in
->sid_ctx_length
;
180 a
.session_id_context
.type
=V_ASN1_OCTET_STRING
;
181 a
.session_id_context
.data
=in
->sid_ctx
;
183 a
.key_arg
.length
=in
->key_arg_length
;
184 a
.key_arg
.type
=V_ASN1_OCTET_STRING
;
185 a
.key_arg
.data
=in
->key_arg
;
187 #ifndef OPENSSL_NO_KRB5
188 if (in
->krb5_client_princ_len
)
190 a
.krb5_princ
.length
=in
->krb5_client_princ_len
;
191 a
.krb5_princ
.type
=V_ASN1_OCTET_STRING
;
192 a
.krb5_princ
.data
=in
->krb5_client_princ
;
194 #endif /* OPENSSL_NO_KRB5 */
198 a
.time
.length
=LSIZE2
;
199 a
.time
.type
=V_ASN1_INTEGER
;
201 ASN1_INTEGER_set(&(a
.time
),in
->time
);
204 if (in
->timeout
!= 0L)
206 a
.timeout
.length
=LSIZE2
;
207 a
.timeout
.type
=V_ASN1_INTEGER
;
208 a
.timeout
.data
=ibuf4
;
209 ASN1_INTEGER_set(&(a
.timeout
),in
->timeout
);
212 if (in
->verify_result
!= X509_V_OK
)
214 a
.verify_result
.length
=LSIZE2
;
215 a
.verify_result
.type
=V_ASN1_INTEGER
;
216 a
.verify_result
.data
=ibuf5
;
217 ASN1_INTEGER_set(&a
.verify_result
,in
->verify_result
);
220 #ifndef OPENSSL_NO_TLSEXT
221 if (in
->tlsext_hostname
)
223 a
.tlsext_hostname
.length
=strlen(in
->tlsext_hostname
);
224 a
.tlsext_hostname
.type
=V_ASN1_OCTET_STRING
;
225 a
.tlsext_hostname
.data
=(unsigned char *)in
->tlsext_hostname
;
229 a
.tlsext_tick
.length
= in
->tlsext_ticklen
;
230 a
.tlsext_tick
.type
=V_ASN1_OCTET_STRING
;
231 a
.tlsext_tick
.data
=(unsigned char *)in
->tlsext_tick
;
232 /* If we have a ticket set session ID to empty because
233 * it will be bogus. If liftime hint is -1 treat as a special
234 * case because the session is being used as a container
236 if (in
->tlsext_ticklen
&& (in
->tlsext_tick_lifetime_hint
!= -1))
237 a
.session_id
.length
=0;
239 if (in
->tlsext_tick_lifetime_hint
> 0)
241 a
.tlsext_tick_lifetime
.length
=LSIZE2
;
242 a
.tlsext_tick_lifetime
.type
=V_ASN1_INTEGER
;
243 a
.tlsext_tick_lifetime
.data
=ibuf6
;
244 ASN1_INTEGER_set(&a
.tlsext_tick_lifetime
,in
->tlsext_tick_lifetime_hint
);
246 #endif /* OPENSSL_NO_TLSEXT */
247 #ifndef OPENSSL_NO_PSK
248 if (in
->psk_identity_hint
)
250 a
.psk_identity_hint
.length
=strlen(in
->psk_identity_hint
);
251 a
.psk_identity_hint
.type
=V_ASN1_OCTET_STRING
;
252 a
.psk_identity_hint
.data
=(unsigned char *)(in
->psk_identity_hint
);
254 if (in
->psk_identity
)
256 a
.psk_identity
.length
=strlen(in
->psk_identity
);
257 a
.psk_identity
.type
=V_ASN1_OCTET_STRING
;
258 a
.psk_identity
.data
=(unsigned char *)(in
->psk_identity
);
260 #endif /* OPENSSL_NO_PSK */
262 M_ASN1_I2D_len(&(a
.version
), i2d_ASN1_INTEGER
);
263 M_ASN1_I2D_len(&(a
.ssl_version
), i2d_ASN1_INTEGER
);
264 M_ASN1_I2D_len(&(a
.cipher
), i2d_ASN1_OCTET_STRING
);
265 M_ASN1_I2D_len(&(a
.session_id
), i2d_ASN1_OCTET_STRING
);
266 M_ASN1_I2D_len(&(a
.master_key
), i2d_ASN1_OCTET_STRING
);
267 #ifndef OPENSSL_NO_KRB5
268 if (in
->krb5_client_princ_len
)
269 M_ASN1_I2D_len(&(a
.krb5_princ
), i2d_ASN1_OCTET_STRING
);
270 #endif /* OPENSSL_NO_KRB5 */
271 if (in
->key_arg_length
> 0)
272 M_ASN1_I2D_len_IMP_opt(&(a
.key_arg
),i2d_ASN1_OCTET_STRING
);
274 M_ASN1_I2D_len_EXP_opt(&(a
.time
),i2d_ASN1_INTEGER
,1,v1
);
275 if (in
->timeout
!= 0L)
276 M_ASN1_I2D_len_EXP_opt(&(a
.timeout
),i2d_ASN1_INTEGER
,2,v2
);
277 if (in
->peer
!= NULL
)
278 M_ASN1_I2D_len_EXP_opt(in
->peer
,i2d_X509
,3,v3
);
279 M_ASN1_I2D_len_EXP_opt(&a
.session_id_context
,i2d_ASN1_OCTET_STRING
,4,v4
);
280 if (in
->verify_result
!= X509_V_OK
)
281 M_ASN1_I2D_len_EXP_opt(&(a
.verify_result
),i2d_ASN1_INTEGER
,5,v5
);
283 #ifndef OPENSSL_NO_TLSEXT
284 if (in
->tlsext_tick_lifetime_hint
> 0)
285 M_ASN1_I2D_len_EXP_opt(&a
.tlsext_tick_lifetime
, i2d_ASN1_INTEGER
,9,v9
);
287 M_ASN1_I2D_len_EXP_opt(&(a
.tlsext_tick
), i2d_ASN1_OCTET_STRING
,10,v10
);
288 if (in
->tlsext_hostname
)
289 M_ASN1_I2D_len_EXP_opt(&(a
.tlsext_hostname
), i2d_ASN1_OCTET_STRING
,6,v6
);
290 #endif /* OPENSSL_NO_TLSEXT */
291 #ifndef OPENSSL_NO_PSK
292 if (in
->psk_identity_hint
)
293 M_ASN1_I2D_len_EXP_opt(&(a
.psk_identity_hint
), i2d_ASN1_OCTET_STRING
,7,v7
);
294 if (in
->psk_identity
)
295 M_ASN1_I2D_len_EXP_opt(&(a
.psk_identity
), i2d_ASN1_OCTET_STRING
,8,v8
);
296 #endif /* OPENSSL_NO_PSK */
298 M_ASN1_I2D_seq_total();
300 M_ASN1_I2D_put(&(a
.version
), i2d_ASN1_INTEGER
);
301 M_ASN1_I2D_put(&(a
.ssl_version
), i2d_ASN1_INTEGER
);
302 M_ASN1_I2D_put(&(a
.cipher
), i2d_ASN1_OCTET_STRING
);
303 M_ASN1_I2D_put(&(a
.session_id
), i2d_ASN1_OCTET_STRING
);
304 M_ASN1_I2D_put(&(a
.master_key
), i2d_ASN1_OCTET_STRING
);
305 #ifndef OPENSSL_NO_KRB5
306 if (in
->krb5_client_princ_len
)
307 M_ASN1_I2D_put(&(a
.krb5_princ
), i2d_ASN1_OCTET_STRING
);
308 #endif /* OPENSSL_NO_KRB5 */
309 if (in
->key_arg_length
> 0)
310 M_ASN1_I2D_put_IMP_opt(&(a
.key_arg
),i2d_ASN1_OCTET_STRING
,0);
312 M_ASN1_I2D_put_EXP_opt(&(a
.time
),i2d_ASN1_INTEGER
,1,v1
);
313 if (in
->timeout
!= 0L)
314 M_ASN1_I2D_put_EXP_opt(&(a
.timeout
),i2d_ASN1_INTEGER
,2,v2
);
315 if (in
->peer
!= NULL
)
316 M_ASN1_I2D_put_EXP_opt(in
->peer
,i2d_X509
,3,v3
);
317 M_ASN1_I2D_put_EXP_opt(&a
.session_id_context
,i2d_ASN1_OCTET_STRING
,4,
319 if (in
->verify_result
!= X509_V_OK
)
320 M_ASN1_I2D_put_EXP_opt(&a
.verify_result
,i2d_ASN1_INTEGER
,5,v5
);
321 #ifndef OPENSSL_NO_TLSEXT
322 if (in
->tlsext_hostname
)
323 M_ASN1_I2D_put_EXP_opt(&(a
.tlsext_hostname
), i2d_ASN1_OCTET_STRING
,6,v6
);
324 #endif /* OPENSSL_NO_TLSEXT */
325 #ifndef OPENSSL_NO_PSK
326 if (in
->psk_identity_hint
)
327 M_ASN1_I2D_put_EXP_opt(&(a
.psk_identity_hint
), i2d_ASN1_OCTET_STRING
,7,v7
);
328 if (in
->psk_identity
)
329 M_ASN1_I2D_put_EXP_opt(&(a
.psk_identity
), i2d_ASN1_OCTET_STRING
,8,v8
);
330 #endif /* OPENSSL_NO_PSK */
331 #ifndef OPENSSL_NO_TLSEXT
332 if (in
->tlsext_tick_lifetime_hint
> 0)
333 M_ASN1_I2D_put_EXP_opt(&a
.tlsext_tick_lifetime
, i2d_ASN1_INTEGER
,9,v9
);
335 M_ASN1_I2D_put_EXP_opt(&(a
.tlsext_tick
), i2d_ASN1_OCTET_STRING
,10,v10
);
336 #endif /* OPENSSL_NO_TLSEXT */
340 SSL_SESSION
*d2i_SSL_SESSION(SSL_SESSION
**a
, const unsigned char **pp
,
343 int version
,ssl_version
=0,i
;
345 ASN1_INTEGER ai
,*aip
;
346 ASN1_OCTET_STRING os
,*osp
;
347 M_ASN1_D2I_vars(a
,SSL_SESSION
*,SSL_SESSION_new
);
353 M_ASN1_D2I_start_sequence();
355 ai
.data
=NULL
; ai
.length
=0;
356 M_ASN1_D2I_get_x(ASN1_INTEGER
,aip
,d2i_ASN1_INTEGER
);
357 version
=(int)ASN1_INTEGER_get(aip
);
358 if (ai
.data
!= NULL
) { OPENSSL_free(ai
.data
); ai
.data
=NULL
; ai
.length
=0; }
360 /* we don't care about the version right now :-) */
361 M_ASN1_D2I_get_x(ASN1_INTEGER
,aip
,d2i_ASN1_INTEGER
);
362 ssl_version
=(int)ASN1_INTEGER_get(aip
);
363 ret
->ssl_version
=ssl_version
;
364 if (ai
.data
!= NULL
) { OPENSSL_free(ai
.data
); ai
.data
=NULL
; ai
.length
=0; }
366 os
.data
=NULL
; os
.length
=0;
367 M_ASN1_D2I_get_x(ASN1_OCTET_STRING
,osp
,d2i_ASN1_OCTET_STRING
);
368 if (ssl_version
== SSL2_VERSION
)
372 c
.error
=SSL_R_CIPHER_CODE_WRONG_LENGTH
;
376 ((unsigned long)os
.data
[0]<<16L)|
377 ((unsigned long)os
.data
[1]<< 8L)|
378 (unsigned long)os
.data
[2];
380 else if ((ssl_version
>>8) == SSL3_VERSION_MAJOR
)
384 c
.error
=SSL_R_CIPHER_CODE_WRONG_LENGTH
;
388 ((unsigned long)os
.data
[0]<<8L)|
389 (unsigned long)os
.data
[1];
393 SSLerr(SSL_F_D2I_SSL_SESSION
,SSL_R_UNKNOWN_SSL_VERSION
);
400 M_ASN1_D2I_get_x(ASN1_OCTET_STRING
,osp
,d2i_ASN1_OCTET_STRING
);
401 if ((ssl_version
>>8) == SSL3_VERSION_MAJOR
)
402 i
=SSL3_MAX_SSL_SESSION_ID_LENGTH
;
403 else /* if (ssl_version>>8 == SSL2_VERSION_MAJOR) */
404 i
=SSL2_MAX_SSL_SESSION_ID_LENGTH
;
408 if (os
.length
> (int)sizeof(ret
->session_id
)) /* can't happen */
409 os
.length
= sizeof(ret
->session_id
);
411 ret
->session_id_length
=os
.length
;
412 OPENSSL_assert(os
.length
<= (int)sizeof(ret
->session_id
));
413 memcpy(ret
->session_id
,os
.data
,os
.length
);
415 M_ASN1_D2I_get_x(ASN1_OCTET_STRING
,osp
,d2i_ASN1_OCTET_STRING
);
416 if (os
.length
> SSL_MAX_MASTER_KEY_LENGTH
)
417 ret
->master_key_length
=SSL_MAX_MASTER_KEY_LENGTH
;
419 ret
->master_key_length
=os
.length
;
420 memcpy(ret
->master_key
,os
.data
,ret
->master_key_length
);
424 #ifndef OPENSSL_NO_KRB5
426 M_ASN1_D2I_get_opt(osp
,d2i_ASN1_OCTET_STRING
,V_ASN1_OCTET_STRING
);
429 if (os
.length
> SSL_MAX_KRB5_PRINCIPAL_LENGTH
)
430 ret
->krb5_client_princ_len
=0;
432 ret
->krb5_client_princ_len
=os
.length
;
433 memcpy(ret
->krb5_client_princ
,os
.data
,ret
->krb5_client_princ_len
);
434 OPENSSL_free(os
.data
);
439 ret
->krb5_client_princ_len
=0;
440 #endif /* OPENSSL_NO_KRB5 */
442 M_ASN1_D2I_get_IMP_opt(osp
,d2i_ASN1_OCTET_STRING
,0,V_ASN1_OCTET_STRING
);
443 if (os
.length
> SSL_MAX_KEY_ARG_LENGTH
)
444 ret
->key_arg_length
=SSL_MAX_KEY_ARG_LENGTH
;
446 ret
->key_arg_length
=os
.length
;
447 memcpy(ret
->key_arg
,os
.data
,ret
->key_arg_length
);
448 if (os
.data
!= NULL
) OPENSSL_free(os
.data
);
451 M_ASN1_D2I_get_EXP_opt(aip
,d2i_ASN1_INTEGER
,1);
454 ret
->time
=ASN1_INTEGER_get(aip
);
455 OPENSSL_free(ai
.data
); ai
.data
=NULL
; ai
.length
=0;
458 ret
->time
=(unsigned long)time(NULL
);
461 M_ASN1_D2I_get_EXP_opt(aip
,d2i_ASN1_INTEGER
,2);
464 ret
->timeout
=ASN1_INTEGER_get(aip
);
465 OPENSSL_free(ai
.data
); ai
.data
=NULL
; ai
.length
=0;
470 if (ret
->peer
!= NULL
)
472 X509_free(ret
->peer
);
475 M_ASN1_D2I_get_EXP_opt(ret
->peer
,d2i_X509
,3);
479 M_ASN1_D2I_get_EXP_opt(osp
,d2i_ASN1_OCTET_STRING
,4);
483 if (os
.length
> SSL_MAX_SID_CTX_LENGTH
)
485 ret
->sid_ctx_length
=os
.length
;
486 SSLerr(SSL_F_D2I_SSL_SESSION
,SSL_R_BAD_LENGTH
);
490 ret
->sid_ctx_length
=os
.length
;
491 memcpy(ret
->sid_ctx
,os
.data
,os
.length
);
493 OPENSSL_free(os
.data
); os
.data
=NULL
; os
.length
=0;
496 ret
->sid_ctx_length
=0;
499 M_ASN1_D2I_get_EXP_opt(aip
,d2i_ASN1_INTEGER
,5);
502 ret
->verify_result
=ASN1_INTEGER_get(aip
);
503 OPENSSL_free(ai
.data
); ai
.data
=NULL
; ai
.length
=0;
506 ret
->verify_result
=X509_V_OK
;
508 #ifndef OPENSSL_NO_TLSEXT
511 M_ASN1_D2I_get_EXP_opt(osp
,d2i_ASN1_OCTET_STRING
,6);
514 ret
->tlsext_hostname
= BUF_strndup((char *)os
.data
, os
.length
);
515 OPENSSL_free(os
.data
);
520 ret
->tlsext_hostname
=NULL
;
521 #endif /* OPENSSL_NO_TLSEXT */
523 #ifndef OPENSSL_NO_PSK
526 M_ASN1_D2I_get_EXP_opt(osp
,d2i_ASN1_OCTET_STRING
,7);
529 ret
->psk_identity_hint
= BUF_strndup((char *)os
.data
, os
.length
);
530 OPENSSL_free(os
.data
);
535 ret
->psk_identity_hint
=NULL
;
536 #endif /* OPENSSL_NO_PSK */
538 #ifndef OPENSSL_NO_TLSEXT
540 M_ASN1_D2I_get_EXP_opt(aip
,d2i_ASN1_INTEGER
,9);
543 ret
->tlsext_tick_lifetime_hint
=ASN1_INTEGER_get(aip
);
544 OPENSSL_free(ai
.data
); ai
.data
=NULL
; ai
.length
=0;
546 else if (ret
->tlsext_ticklen
&& ret
->session_id_length
)
547 ret
->tlsext_tick_lifetime_hint
= -1;
549 ret
->tlsext_tick_lifetime_hint
=0;
552 M_ASN1_D2I_get_EXP_opt(osp
,d2i_ASN1_OCTET_STRING
,10);
555 ret
->tlsext_tick
= os
.data
;
556 ret
->tlsext_ticklen
= os
.length
;
560 /* There are two ways to detect a resumed ticket sesion.
561 * One is to set a random session ID and then the server
562 * must return a match in ServerHello. This allows the normal
563 * client session ID matching to work.
565 if (ret
->session_id_length
== 0)
567 ret
->session_id_length
=SSL3_MAX_SSL_SESSION_ID_LENGTH
;
568 RAND_pseudo_bytes(ret
->session_id
,
569 ret
->session_id_length
);
574 ret
->tlsext_tick
=NULL
;
575 #endif /* OPENSSL_NO_TLSEXT */
577 M_ASN1_D2I_Finish(a
,SSL_SESSION_free
,SSL_F_D2I_SSL_SESSION
);