1 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
2  * All rights reserved.
3  *
4  * This package is an SSL implementation written
5  * by Eric Young (eay@cryptsoft.com).
6  * The implementation was written so as to conform with Netscapes SSL.
7  *
8  * This library is free for commercial and non-commercial use as long as
9  * the following conditions are aheared to.  The following conditions
10  * apply to all code found in this distribution, be it the RC4, RSA,
11  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
12  * included with this distribution is covered by the same copyright terms
13  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
14  *
15  * Copyright remains Eric Young's, and as such any Copyright notices in
16  * the code are not to be removed.
17  * If this package is used in a product, Eric Young should be given attribution
18  * as the author of the parts of the library used.
19  * This can be in the form of a textual message at program startup or
20  * in documentation (online or textual) provided with the package.
21  *
22  * Redistribution and use in source and binary forms, with or without
23  * modification, are permitted provided that the following conditions
24  * are met:
25  * 1. Redistributions of source code must retain the copyright
26  *    notice, this list of conditions and the following disclaimer.
27  * 2. Redistributions in binary form must reproduce the above copyright
28  *    notice, this list of conditions and the following disclaimer in the
29  *    documentation and/or other materials provided with the distribution.
30  * 3. All advertising materials mentioning features or use of this software
31  *    must display the following acknowledgement:
32  *    "This product includes cryptographic software written by
33  *     Eric Young (eay@cryptsoft.com)"
34  *    The word 'cryptographic' can be left out if the rouines from the library
35  *    being used are not cryptographic related :-).
36  * 4. If you include any Windows specific code (or a derivative thereof) from
37  *    the apps directory (application code) you must include an acknowledgement:
38  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
39  *
40  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
41  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
42  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
43  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
44  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
45  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
46  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
48  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
49  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
50  * SUCH DAMAGE.
51  *
52  * The licence and distribution terms for any publically available version or
53  * derivative of this code cannot be changed.  i.e. this code cannot simply be
54  * copied and put under another distribution licence
55  * [including the GNU Public Licence.]
56  */
57 /* ====================================================================
58  * Copyright (c) 1998-2007 The OpenSSL Project.  All rights reserved.
59  *
60  * Redistribution and use in source and binary forms, with or without
61  * modification, are permitted provided that the following conditions
62  * are met:
63  *
64  * 1. Redistributions of source code must retain the above copyright
65  *    notice, this list of conditions and the following disclaimer.
66  *
67  * 2. Redistributions in binary form must reproduce the above copyright
68  *    notice, this list of conditions and the following disclaimer in
69  *    the documentation and/or other materials provided with the
70  *    distribution.
71  *
72  * 3. All advertising materials mentioning features or use of this
73  *    software must display the following acknowledgment:
74  *    "This product includes software developed by the OpenSSL Project
75  *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
76  *
77  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
78  *    endorse or promote products derived from this software without
79  *    prior written permission. For written permission, please contact
80  *    openssl-core@openssl.org.
81  *
82  * 5. Products derived from this software may not be called "OpenSSL"
83  *    nor may "OpenSSL" appear in their names without prior written
84  *    permission of the OpenSSL Project.
85  *
86  * 6. Redistributions of any form whatsoever must retain the following
87  *    acknowledgment:
88  *    "This product includes software developed by the OpenSSL Project
89  *    for use in the OpenSSL Toolkit (http://www.openssl.org/)"
90  *
91  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
92  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
93  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
94  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
95  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
96  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
97  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
98  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
99  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
100  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
101  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
102  * OF THE POSSIBILITY OF SUCH DAMAGE.
103  * ====================================================================
104  *
105  * This product includes cryptographic software written by Eric Young
106  * (eay@cryptsoft.com).  This product includes software written by Tim
107  * Hudson (tjh@cryptsoft.com).
108  *
109  */
110 
111 #include <openssl/ssl.h>
112 
113 #include <errno.h>
114 #include <string.h>
115 
116 #include <openssl/asn1.h>
117 #include <openssl/bio.h>
118 #include <openssl/err.h>
119 #include <openssl/mem.h>
120 #include <openssl/pem.h>
121 #include <openssl/stack.h>
122 #include <openssl/x509.h>
123 
124 #include "../crypto/directory.h"
125 #include "internal.h"
126 
127 
xname_cmp(const X509_NAME ** a,const X509_NAME ** b)128 static int xname_cmp(const X509_NAME **a, const X509_NAME **b) {
129   return X509_NAME_cmp(*a, *b);
130 }
131 
132 /* TODO(davidben): Is there any reason this doesn't call
133  * |SSL_add_file_cert_subjects_to_stack|? */
STACK_OF(X509_NAME)134 STACK_OF(X509_NAME) *SSL_load_client_CA_file(const char *file) {
135   BIO *in;
136   X509 *x = NULL;
137   X509_NAME *xn = NULL;
138   STACK_OF(X509_NAME) *ret = NULL, *sk;
139 
140   sk = sk_X509_NAME_new(xname_cmp);
141   in = BIO_new(BIO_s_file());
142 
143   if (sk == NULL || in == NULL) {
144     OPENSSL_PUT_ERROR(SSL, ERR_R_MALLOC_FAILURE);
145     goto err;
146   }
147 
148   if (!BIO_read_filename(in, file)) {
149     goto err;
150   }
151 
152   for (;;) {
153     if (PEM_read_bio_X509(in, &x, NULL, NULL) == NULL) {
154       break;
155     }
156     if (ret == NULL) {
157       ret = sk_X509_NAME_new_null();
158       if (ret == NULL) {
159         OPENSSL_PUT_ERROR(SSL, ERR_R_MALLOC_FAILURE);
160         goto err;
161       }
162     }
163     xn = X509_get_subject_name(x);
164     if (xn == NULL) {
165       goto err;
166     }
167 
168     /* check for duplicates */
169     xn = X509_NAME_dup(xn);
170     if (xn == NULL) {
171       goto err;
172     }
173     if (sk_X509_NAME_find(sk, NULL, xn)) {
174       X509_NAME_free(xn);
175     } else {
176       sk_X509_NAME_push(sk, xn);
177       sk_X509_NAME_push(ret, xn);
178     }
179   }
180 
181   if (0) {
182   err:
183     sk_X509_NAME_pop_free(ret, X509_NAME_free);
184     ret = NULL;
185   }
186 
187   sk_X509_NAME_free(sk);
188   BIO_free(in);
189   X509_free(x);
190   if (ret != NULL) {
191     ERR_clear_error();
192   }
193   return ret;
194 }
195 
SSL_add_file_cert_subjects_to_stack(STACK_OF (X509_NAME)* stack,const char * file)196 int SSL_add_file_cert_subjects_to_stack(STACK_OF(X509_NAME) *stack,
197                                         const char *file) {
198   BIO *in;
199   X509 *x = NULL;
200   X509_NAME *xn = NULL;
201   int ret = 1;
202   int (*oldcmp)(const X509_NAME **a, const X509_NAME **b);
203 
204   oldcmp = sk_X509_NAME_set_cmp_func(stack, xname_cmp);
205   in = BIO_new(BIO_s_file());
206 
207   if (in == NULL) {
208     OPENSSL_PUT_ERROR(SSL, ERR_R_MALLOC_FAILURE);
209     goto err;
210   }
211 
212   if (!BIO_read_filename(in, file)) {
213     goto err;
214   }
215 
216   for (;;) {
217     if (PEM_read_bio_X509(in, &x, NULL, NULL) == NULL) {
218       break;
219     }
220     xn = X509_get_subject_name(x);
221     if (xn == NULL) {
222       goto err;
223     }
224     xn = X509_NAME_dup(xn);
225     if (xn == NULL) {
226       goto err;
227     }
228     if (sk_X509_NAME_find(stack, NULL, xn)) {
229       X509_NAME_free(xn);
230     } else {
231       sk_X509_NAME_push(stack, xn);
232     }
233   }
234 
235   ERR_clear_error();
236 
237   if (0) {
238   err:
239     ret = 0;
240   }
241 
242   BIO_free(in);
243   X509_free(x);
244 
245   (void) sk_X509_NAME_set_cmp_func(stack, oldcmp);
246 
247   return ret;
248 }
249 
250 /* Add a directory of certs to a stack.
251  *
252  * \param stack the stack to append to.
253  * \param dir the directory to append from. All files in this directory will be
254  *     examined as potential certs. Any that are acceptable to
255  *     SSL_add_dir_cert_subjects_to_stack() that are not already in the stack will
256  *     be included.
257  * \return 1 for success, 0 for failure. Note that in the case of failure some
258  *     certs may have been added to \c stack. */
SSL_add_dir_cert_subjects_to_stack(STACK_OF (X509_NAME)* stack,const char * dir)259 int SSL_add_dir_cert_subjects_to_stack(STACK_OF(X509_NAME) *stack,
260                                        const char *dir) {
261   OPENSSL_DIR_CTX *d = NULL;
262   const char *filename;
263   int ret = 0;
264 
265   /* Note that a side effect is that the CAs will be sorted by name */
266   while ((filename = OPENSSL_DIR_read(&d, dir))) {
267     char buf[1024];
268     int r;
269 
270     if (strlen(dir) + strlen(filename) + 2 > sizeof(buf)) {
271       OPENSSL_PUT_ERROR(SSL, SSL_R_PATH_TOO_LONG);
272       goto err;
273     }
274 
275     r = BIO_snprintf(buf, sizeof buf, "%s/%s", dir, filename);
276     if (r <= 0 || r >= (int)sizeof(buf) ||
277         !SSL_add_file_cert_subjects_to_stack(stack, buf)) {
278       goto err;
279     }
280   }
281 
282   if (errno) {
283     OPENSSL_PUT_ERROR(SSL, ERR_R_SYS_LIB);
284     ERR_add_error_data(3, "OPENSSL_DIR_read(&ctx, '", dir, "')");
285     goto err;
286   }
287 
288   ret = 1;
289 
290 err:
291   if (d) {
292     OPENSSL_DIR_end(&d);
293   }
294   return ret;
295 }
296 
SSL_use_certificate_file(SSL * ssl,const char * file,int type)297 int SSL_use_certificate_file(SSL *ssl, const char *file, int type) {
298   int reason_code;
299   BIO *in;
300   int ret = 0;
301   X509 *x = NULL;
302 
303   in = BIO_new(BIO_s_file());
304   if (in == NULL) {
305     OPENSSL_PUT_ERROR(SSL, ERR_R_BUF_LIB);
306     goto end;
307   }
308 
309   if (BIO_read_filename(in, file) <= 0) {
310     OPENSSL_PUT_ERROR(SSL, ERR_R_SYS_LIB);
311     goto end;
312   }
313 
314   if (type == SSL_FILETYPE_ASN1) {
315     reason_code = ERR_R_ASN1_LIB;
316     x = d2i_X509_bio(in, NULL);
317   } else if (type == SSL_FILETYPE_PEM) {
318     reason_code = ERR_R_PEM_LIB;
319     x = PEM_read_bio_X509(in, NULL, ssl->ctx->default_passwd_callback,
320                           ssl->ctx->default_passwd_callback_userdata);
321   } else {
322     OPENSSL_PUT_ERROR(SSL, SSL_R_BAD_SSL_FILETYPE);
323     goto end;
324   }
325 
326   if (x == NULL) {
327     OPENSSL_PUT_ERROR(SSL, reason_code);
328     goto end;
329   }
330 
331   ret = SSL_use_certificate(ssl, x);
332 
333 end:
334   X509_free(x);
335   BIO_free(in);
336 
337   return ret;
338 }
339 
SSL_use_RSAPrivateKey_file(SSL * ssl,const char * file,int type)340 int SSL_use_RSAPrivateKey_file(SSL *ssl, const char *file, int type) {
341   int reason_code, ret = 0;
342   BIO *in;
343   RSA *rsa = NULL;
344 
345   in = BIO_new(BIO_s_file());
346   if (in == NULL) {
347     OPENSSL_PUT_ERROR(SSL, ERR_R_BUF_LIB);
348     goto end;
349   }
350 
351   if (BIO_read_filename(in, file) <= 0) {
352     OPENSSL_PUT_ERROR(SSL, ERR_R_SYS_LIB);
353     goto end;
354   }
355 
356   if (type == SSL_FILETYPE_ASN1) {
357     reason_code = ERR_R_ASN1_LIB;
358     rsa = d2i_RSAPrivateKey_bio(in, NULL);
359   } else if (type == SSL_FILETYPE_PEM) {
360     reason_code = ERR_R_PEM_LIB;
361     rsa =
362         PEM_read_bio_RSAPrivateKey(in, NULL, ssl->ctx->default_passwd_callback,
363                                    ssl->ctx->default_passwd_callback_userdata);
364   } else {
365     OPENSSL_PUT_ERROR(SSL, SSL_R_BAD_SSL_FILETYPE);
366     goto end;
367   }
368 
369   if (rsa == NULL) {
370     OPENSSL_PUT_ERROR(SSL, reason_code);
371     goto end;
372   }
373   ret = SSL_use_RSAPrivateKey(ssl, rsa);
374   RSA_free(rsa);
375 
376 end:
377   BIO_free(in);
378   return ret;
379 }
380 
SSL_use_PrivateKey_file(SSL * ssl,const char * file,int type)381 int SSL_use_PrivateKey_file(SSL *ssl, const char *file, int type) {
382   int reason_code, ret = 0;
383   BIO *in;
384   EVP_PKEY *pkey = NULL;
385 
386   in = BIO_new(BIO_s_file());
387   if (in == NULL) {
388     OPENSSL_PUT_ERROR(SSL, ERR_R_BUF_LIB);
389     goto end;
390   }
391 
392   if (BIO_read_filename(in, file) <= 0) {
393     OPENSSL_PUT_ERROR(SSL, ERR_R_SYS_LIB);
394     goto end;
395   }
396 
397   if (type == SSL_FILETYPE_PEM) {
398     reason_code = ERR_R_PEM_LIB;
399     pkey = PEM_read_bio_PrivateKey(in, NULL, ssl->ctx->default_passwd_callback,
400                                    ssl->ctx->default_passwd_callback_userdata);
401   } else if (type == SSL_FILETYPE_ASN1) {
402     reason_code = ERR_R_ASN1_LIB;
403     pkey = d2i_PrivateKey_bio(in, NULL);
404   } else {
405     OPENSSL_PUT_ERROR(SSL, SSL_R_BAD_SSL_FILETYPE);
406     goto end;
407   }
408 
409   if (pkey == NULL) {
410     OPENSSL_PUT_ERROR(SSL, reason_code);
411     goto end;
412   }
413   ret = SSL_use_PrivateKey(ssl, pkey);
414   EVP_PKEY_free(pkey);
415 
416 end:
417   BIO_free(in);
418   return ret;
419 }
420 
SSL_CTX_use_certificate_file(SSL_CTX * ctx,const char * file,int type)421 int SSL_CTX_use_certificate_file(SSL_CTX *ctx, const char *file, int type) {
422   int reason_code;
423   BIO *in;
424   int ret = 0;
425   X509 *x = NULL;
426 
427   in = BIO_new(BIO_s_file());
428   if (in == NULL) {
429     OPENSSL_PUT_ERROR(SSL, ERR_R_BUF_LIB);
430     goto end;
431   }
432 
433   if (BIO_read_filename(in, file) <= 0) {
434     OPENSSL_PUT_ERROR(SSL, ERR_R_SYS_LIB);
435     goto end;
436   }
437 
438   if (type == SSL_FILETYPE_ASN1) {
439     reason_code = ERR_R_ASN1_LIB;
440     x = d2i_X509_bio(in, NULL);
441   } else if (type == SSL_FILETYPE_PEM) {
442     reason_code = ERR_R_PEM_LIB;
443     x = PEM_read_bio_X509(in, NULL, ctx->default_passwd_callback,
444                           ctx->default_passwd_callback_userdata);
445   } else {
446     OPENSSL_PUT_ERROR(SSL, SSL_R_BAD_SSL_FILETYPE);
447     goto end;
448   }
449 
450   if (x == NULL) {
451     OPENSSL_PUT_ERROR(SSL, reason_code);
452     goto end;
453   }
454 
455   ret = SSL_CTX_use_certificate(ctx, x);
456 
457 end:
458   X509_free(x);
459   BIO_free(in);
460   return ret;
461 }
462 
SSL_CTX_use_RSAPrivateKey_file(SSL_CTX * ctx,const char * file,int type)463 int SSL_CTX_use_RSAPrivateKey_file(SSL_CTX *ctx, const char *file, int type) {
464   int reason_code, ret = 0;
465   BIO *in;
466   RSA *rsa = NULL;
467 
468   in = BIO_new(BIO_s_file());
469   if (in == NULL) {
470     OPENSSL_PUT_ERROR(SSL, ERR_R_BUF_LIB);
471     goto end;
472   }
473 
474   if (BIO_read_filename(in, file) <= 0) {
475     OPENSSL_PUT_ERROR(SSL, ERR_R_SYS_LIB);
476     goto end;
477   }
478 
479   if (type == SSL_FILETYPE_ASN1) {
480     reason_code = ERR_R_ASN1_LIB;
481     rsa = d2i_RSAPrivateKey_bio(in, NULL);
482   } else if (type == SSL_FILETYPE_PEM) {
483     reason_code = ERR_R_PEM_LIB;
484     rsa = PEM_read_bio_RSAPrivateKey(in, NULL, ctx->default_passwd_callback,
485                                      ctx->default_passwd_callback_userdata);
486   } else {
487     OPENSSL_PUT_ERROR(SSL, SSL_R_BAD_SSL_FILETYPE);
488     goto end;
489   }
490 
491   if (rsa == NULL) {
492     OPENSSL_PUT_ERROR(SSL, reason_code);
493     goto end;
494   }
495   ret = SSL_CTX_use_RSAPrivateKey(ctx, rsa);
496   RSA_free(rsa);
497 
498 end:
499   BIO_free(in);
500   return ret;
501 }
502 
SSL_CTX_use_PrivateKey_file(SSL_CTX * ctx,const char * file,int type)503 int SSL_CTX_use_PrivateKey_file(SSL_CTX *ctx, const char *file, int type) {
504   int reason_code, ret = 0;
505   BIO *in;
506   EVP_PKEY *pkey = NULL;
507 
508   in = BIO_new(BIO_s_file());
509   if (in == NULL) {
510     OPENSSL_PUT_ERROR(SSL, ERR_R_BUF_LIB);
511     goto end;
512   }
513 
514   if (BIO_read_filename(in, file) <= 0) {
515     OPENSSL_PUT_ERROR(SSL, ERR_R_SYS_LIB);
516     goto end;
517   }
518 
519   if (type == SSL_FILETYPE_PEM) {
520     reason_code = ERR_R_PEM_LIB;
521     pkey = PEM_read_bio_PrivateKey(in, NULL, ctx->default_passwd_callback,
522                                    ctx->default_passwd_callback_userdata);
523   } else if (type == SSL_FILETYPE_ASN1) {
524     reason_code = ERR_R_ASN1_LIB;
525     pkey = d2i_PrivateKey_bio(in, NULL);
526   } else {
527     OPENSSL_PUT_ERROR(SSL, SSL_R_BAD_SSL_FILETYPE);
528     goto end;
529   }
530 
531   if (pkey == NULL) {
532     OPENSSL_PUT_ERROR(SSL, reason_code);
533     goto end;
534   }
535   ret = SSL_CTX_use_PrivateKey(ctx, pkey);
536   EVP_PKEY_free(pkey);
537 
538 end:
539   BIO_free(in);
540   return ret;
541 }
542 
543 /* Read a file that contains our certificate in "PEM" format, possibly followed
544  * by a sequence of CA certificates that should be sent to the peer in the
545  * Certificate message. */
SSL_CTX_use_certificate_chain_file(SSL_CTX * ctx,const char * file)546 int SSL_CTX_use_certificate_chain_file(SSL_CTX *ctx, const char *file) {
547   BIO *in;
548   int ret = 0;
549   X509 *x = NULL;
550 
551   ERR_clear_error(); /* clear error stack for SSL_CTX_use_certificate() */
552 
553   in = BIO_new(BIO_s_file());
554   if (in == NULL) {
555     OPENSSL_PUT_ERROR(SSL, ERR_R_BUF_LIB);
556     goto end;
557   }
558 
559   if (BIO_read_filename(in, file) <= 0) {
560     OPENSSL_PUT_ERROR(SSL, ERR_R_SYS_LIB);
561     goto end;
562   }
563 
564   x = PEM_read_bio_X509_AUX(in, NULL, ctx->default_passwd_callback,
565                             ctx->default_passwd_callback_userdata);
566   if (x == NULL) {
567     OPENSSL_PUT_ERROR(SSL, ERR_R_PEM_LIB);
568     goto end;
569   }
570 
571   ret = SSL_CTX_use_certificate(ctx, x);
572 
573   if (ERR_peek_error() != 0) {
574     ret = 0; /* Key/certificate mismatch doesn't imply ret==0 ... */
575   }
576 
577   if (ret) {
578     /* If we could set up our certificate, now proceed to the CA
579      * certificates. */
580     X509 *ca;
581     int r;
582     uint32_t err;
583 
584     SSL_CTX_clear_chain_certs(ctx);
585 
586     while ((ca = PEM_read_bio_X509(in, NULL, ctx->default_passwd_callback,
587                                    ctx->default_passwd_callback_userdata)) !=
588            NULL) {
589       r = SSL_CTX_add0_chain_cert(ctx, ca);
590       if (!r) {
591         X509_free(ca);
592         ret = 0;
593         goto end;
594       }
595       /* Note that we must not free r if it was successfully added to the chain
596        * (while we must free the main certificate, since its reference count is
597        * increased by SSL_CTX_use_certificate). */
598     }
599 
600     /* When the while loop ends, it's usually just EOF. */
601     err = ERR_peek_last_error();
602     if (ERR_GET_LIB(err) == ERR_LIB_PEM &&
603         ERR_GET_REASON(err) == PEM_R_NO_START_LINE) {
604       ERR_clear_error();
605     } else {
606       ret = 0; /* some real error */
607     }
608   }
609 
610 end:
611   X509_free(x);
612   BIO_free(in);
613   return ret;
614 }
615 
SSL_CTX_set_default_passwd_cb(SSL_CTX * ctx,pem_password_cb * cb)616 void SSL_CTX_set_default_passwd_cb(SSL_CTX *ctx, pem_password_cb *cb) {
617   ctx->default_passwd_callback = cb;
618 }
619 
SSL_CTX_set_default_passwd_cb_userdata(SSL_CTX * ctx,void * data)620 void SSL_CTX_set_default_passwd_cb_userdata(SSL_CTX *ctx, void *data) {
621   ctx->default_passwd_callback_userdata = data;
622 }
623 
d2i_SSL_SESSION_bio(BIO * bio,SSL_SESSION ** out)624 SSL_SESSION *d2i_SSL_SESSION_bio(BIO *bio, SSL_SESSION **out) {
625   return ASN1_d2i_bio_of(SSL_SESSION, SSL_SESSION_new, d2i_SSL_SESSION, bio,
626                          out);
627 }
628 
i2d_SSL_SESSION_bio(BIO * bio,const SSL_SESSION * session)629 int i2d_SSL_SESSION_bio(BIO *bio, const SSL_SESSION *session) {
630   return ASN1_i2d_bio_of(SSL_SESSION, i2d_SSL_SESSION, bio, session);
631 }
632 
633 IMPLEMENT_PEM_rw(SSL_SESSION, SSL_SESSION, PEM_STRING_SSL_SESSION, SSL_SESSION)
634