1 /* crypto/x509/x509_vfy.h */
2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3  * All rights reserved.
4  *
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.
8  *
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).
15  *
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.
22  *
23  * Redistribution and use in source and binary forms, with or without
24  * modification, are permitted provided that the following conditions
25  * are met:
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)"
40  *
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
51  * SUCH DAMAGE.
52  *
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.]
57  */
58 
59 #ifndef HEADER_X509_H
60 # include <openssl/x509.h>
61 /*
62  * openssl/x509.h ends up #include-ing this file at about the only
63  * appropriate moment.
64  */
65 #endif
66 
67 #ifndef HEADER_X509_VFY_H
68 # define HEADER_X509_VFY_H
69 
70 # include <openssl/opensslconf.h>
71 # ifndef OPENSSL_NO_LHASH
72 #  include <openssl/lhash.h>
73 # endif
74 # include <openssl/bio.h>
75 # include <openssl/crypto.h>
76 # include <openssl/symhacks.h>
77 
78 #ifdef  __cplusplus
79 extern "C" {
80 #endif
81 
82 # if 0
83 /* Outer object */
84 typedef struct x509_hash_dir_st {
85     int num_dirs;
86     char **dirs;
87     int *dirs_type;
88     int num_dirs_alloced;
89 } X509_HASH_DIR_CTX;
90 # endif
91 
92 typedef struct x509_file_st {
93     int num_paths;              /* number of paths to files or directories */
94     int num_alloced;
95     char **paths;               /* the list of paths or directories */
96     int *path_type;
97 } X509_CERT_FILE_CTX;
98 
99 /*******************************/
100 /*-
101 SSL_CTX -> X509_STORE
102                 -> X509_LOOKUP
103                         ->X509_LOOKUP_METHOD
104                 -> X509_LOOKUP
105                         ->X509_LOOKUP_METHOD
106 
107 SSL     -> X509_STORE_CTX
108                 ->X509_STORE
109 
110 The X509_STORE holds the tables etc for verification stuff.
111 A X509_STORE_CTX is used while validating a single certificate.
112 The X509_STORE has X509_LOOKUPs for looking up certs.
113 The X509_STORE then calls a function to actually verify the
114 certificate chain.
115 */
116 
117 # define X509_LU_RETRY           -1
118 # define X509_LU_FAIL            0
119 # define X509_LU_X509            1
120 # define X509_LU_CRL             2
121 # define X509_LU_PKEY            3
122 
123 typedef struct x509_object_st {
124     /* one of the above types */
125     int type;
126     union {
127         char *ptr;
128         X509 *x509;
129         X509_CRL *crl;
130         EVP_PKEY *pkey;
131     } data;
132 } X509_OBJECT;
133 
134 typedef struct x509_lookup_st X509_LOOKUP;
135 
136 DECLARE_STACK_OF(X509_LOOKUP)
137 DECLARE_STACK_OF(X509_OBJECT)
138 
139 /* This is a static that defines the function interface */
140 typedef struct x509_lookup_method_st {
141     const char *name;
142     int (*new_item) (X509_LOOKUP *ctx);
143     void (*free) (X509_LOOKUP *ctx);
144     int (*init) (X509_LOOKUP *ctx);
145     int (*shutdown) (X509_LOOKUP *ctx);
146     int (*ctrl) (X509_LOOKUP *ctx, int cmd, const char *argc, long argl,
147                  char **ret);
148     int (*get_by_subject) (X509_LOOKUP *ctx, int type, X509_NAME *name,
149                            X509_OBJECT *ret);
150     int (*get_by_issuer_serial) (X509_LOOKUP *ctx, int type, X509_NAME *name,
151                                  ASN1_INTEGER *serial, X509_OBJECT *ret);
152     int (*get_by_fingerprint) (X509_LOOKUP *ctx, int type,
153                                unsigned char *bytes, int len,
154                                X509_OBJECT *ret);
155     int (*get_by_alias) (X509_LOOKUP *ctx, int type, char *str, int len,
156                          X509_OBJECT *ret);
157 } X509_LOOKUP_METHOD;
158 
159 typedef struct X509_VERIFY_PARAM_ID_st X509_VERIFY_PARAM_ID;
160 
161 /*
162  * This structure hold all parameters associated with a verify operation by
163  * including an X509_VERIFY_PARAM structure in related structures the
164  * parameters used can be customized
165  */
166 
167 typedef struct X509_VERIFY_PARAM_st {
168     char *name;
169     time_t check_time;          /* Time to use */
170     unsigned long inh_flags;    /* Inheritance flags */
171     unsigned long flags;        /* Various verify flags */
172     int purpose;                /* purpose to check untrusted certificates */
173     int trust;                  /* trust setting to check */
174     int depth;                  /* Verify depth */
175     STACK_OF(ASN1_OBJECT) *policies; /* Permissible policies */
176     X509_VERIFY_PARAM_ID *id;   /* opaque ID data */
177 } X509_VERIFY_PARAM;
178 
179 DECLARE_STACK_OF(X509_VERIFY_PARAM)
180 
181 /*
182  * This is used to hold everything.  It is used for all certificate
183  * validation.  Once we have a certificate chain, the 'verify' function is
184  * then called to actually check the cert chain.
185  */
186 struct x509_store_st {
187     /* The following is a cache of trusted certs */
188     int cache;                  /* if true, stash any hits */
189     STACK_OF(X509_OBJECT) *objs; /* Cache of all objects */
190     /* These are external lookup methods */
191     STACK_OF(X509_LOOKUP) *get_cert_methods;
192     X509_VERIFY_PARAM *param;
193     /* Callbacks for various operations */
194     /* called to verify a certificate */
195     int (*verify) (X509_STORE_CTX *ctx);
196     /* error callback */
197     int (*verify_cb) (int ok, X509_STORE_CTX *ctx);
198     /* get issuers cert from ctx */
199     int (*get_issuer) (X509 **issuer, X509_STORE_CTX *ctx, X509 *x);
200     /* check issued */
201     int (*check_issued) (X509_STORE_CTX *ctx, X509 *x, X509 *issuer);
202     /* Check revocation status of chain */
203     int (*check_revocation) (X509_STORE_CTX *ctx);
204     /* retrieve CRL */
205     int (*get_crl) (X509_STORE_CTX *ctx, X509_CRL **crl, X509 *x);
206     /* Check CRL validity */
207     int (*check_crl) (X509_STORE_CTX *ctx, X509_CRL *crl);
208     /* Check certificate against CRL */
209     int (*cert_crl) (X509_STORE_CTX *ctx, X509_CRL *crl, X509 *x);
210     STACK_OF(X509) *(*lookup_certs) (X509_STORE_CTX *ctx, X509_NAME *nm);
211     STACK_OF(X509_CRL) *(*lookup_crls) (X509_STORE_CTX *ctx, X509_NAME *nm);
212     int (*cleanup) (X509_STORE_CTX *ctx);
213     CRYPTO_EX_DATA ex_data;
214     int references;
215 } /* X509_STORE */ ;
216 
217 int X509_STORE_set_depth(X509_STORE *store, int depth);
218 
219 # define X509_STORE_set_verify_cb_func(ctx,func) ((ctx)->verify_cb=(func))
220 # define X509_STORE_set_verify_func(ctx,func)    ((ctx)->verify=(func))
221 
222 /* This is the functions plus an instance of the local variables. */
223 struct x509_lookup_st {
224     int init;                   /* have we been started */
225     int skip;                   /* don't use us. */
226     X509_LOOKUP_METHOD *method; /* the functions */
227     char *method_data;          /* method data */
228     X509_STORE *store_ctx;      /* who owns us */
229 } /* X509_LOOKUP */ ;
230 
231 /*
232  * This is a used when verifying cert chains.  Since the gathering of the
233  * cert chain can take some time (and have to be 'retried', this needs to be
234  * kept and passed around.
235  */
236 struct x509_store_ctx_st {      /* X509_STORE_CTX */
237     X509_STORE *ctx;
238     /* used when looking up certs */
239     int current_method;
240     /* The following are set by the caller */
241     /* The cert to check */
242     X509 *cert;
243     /* chain of X509s - untrusted - passed in */
244     STACK_OF(X509) *untrusted;
245     /* set of CRLs passed in */
246     STACK_OF(X509_CRL) *crls;
247     X509_VERIFY_PARAM *param;
248     /* Other info for use with get_issuer() */
249     void *other_ctx;
250     /* Callbacks for various operations */
251     /* called to verify a certificate */
252     int (*verify) (X509_STORE_CTX *ctx);
253     /* error callback */
254     int (*verify_cb) (int ok, X509_STORE_CTX *ctx);
255     /* get issuers cert from ctx */
256     int (*get_issuer) (X509 **issuer, X509_STORE_CTX *ctx, X509 *x);
257     /* check issued */
258     int (*check_issued) (X509_STORE_CTX *ctx, X509 *x, X509 *issuer);
259     /* Check revocation status of chain */
260     int (*check_revocation) (X509_STORE_CTX *ctx);
261     /* retrieve CRL */
262     int (*get_crl) (X509_STORE_CTX *ctx, X509_CRL **crl, X509 *x);
263     /* Check CRL validity */
264     int (*check_crl) (X509_STORE_CTX *ctx, X509_CRL *crl);
265     /* Check certificate against CRL */
266     int (*cert_crl) (X509_STORE_CTX *ctx, X509_CRL *crl, X509 *x);
267     int (*check_policy) (X509_STORE_CTX *ctx);
268     STACK_OF(X509) *(*lookup_certs) (X509_STORE_CTX *ctx, X509_NAME *nm);
269     STACK_OF(X509_CRL) *(*lookup_crls) (X509_STORE_CTX *ctx, X509_NAME *nm);
270     int (*cleanup) (X509_STORE_CTX *ctx);
271     /* The following is built up */
272     /* if 0, rebuild chain */
273     int valid;
274     /* index of last untrusted cert */
275     int last_untrusted;
276     /* chain of X509s - built up and trusted */
277     STACK_OF(X509) *chain;
278     /* Valid policy tree */
279     X509_POLICY_TREE *tree;
280     /* Require explicit policy value */
281     int explicit_policy;
282     /* When something goes wrong, this is why */
283     int error_depth;
284     int error;
285     X509 *current_cert;
286     /* cert currently being tested as valid issuer */
287     X509 *current_issuer;
288     /* current CRL */
289     X509_CRL *current_crl;
290     /* score of current CRL */
291     int current_crl_score;
292     /* Reason mask */
293     unsigned int current_reasons;
294     /* For CRL path validation: parent context */
295     X509_STORE_CTX *parent;
296     CRYPTO_EX_DATA ex_data;
297 } /* X509_STORE_CTX */ ;
298 
299 void X509_STORE_CTX_set_depth(X509_STORE_CTX *ctx, int depth);
300 
301 # define X509_STORE_CTX_set_app_data(ctx,data) \
302         X509_STORE_CTX_set_ex_data(ctx,0,data)
303 # define X509_STORE_CTX_get_app_data(ctx) \
304         X509_STORE_CTX_get_ex_data(ctx,0)
305 
306 # define X509_L_FILE_LOAD        1
307 # define X509_L_ADD_DIR          2
308 
309 # define X509_LOOKUP_load_file(x,name,type) \
310                 X509_LOOKUP_ctrl((x),X509_L_FILE_LOAD,(name),(long)(type),NULL)
311 
312 # define X509_LOOKUP_add_dir(x,name,type) \
313                 X509_LOOKUP_ctrl((x),X509_L_ADD_DIR,(name),(long)(type),NULL)
314 
315 # define         X509_V_OK                                       0
316 # define         X509_V_ERR_UNSPECIFIED                          1
317 
318 # define         X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT            2
319 # define         X509_V_ERR_UNABLE_TO_GET_CRL                    3
320 # define         X509_V_ERR_UNABLE_TO_DECRYPT_CERT_SIGNATURE     4
321 # define         X509_V_ERR_UNABLE_TO_DECRYPT_CRL_SIGNATURE      5
322 # define         X509_V_ERR_UNABLE_TO_DECODE_ISSUER_PUBLIC_KEY   6
323 # define         X509_V_ERR_CERT_SIGNATURE_FAILURE               7
324 # define         X509_V_ERR_CRL_SIGNATURE_FAILURE                8
325 # define         X509_V_ERR_CERT_NOT_YET_VALID                   9
326 # define         X509_V_ERR_CERT_HAS_EXPIRED                     10
327 # define         X509_V_ERR_CRL_NOT_YET_VALID                    11
328 # define         X509_V_ERR_CRL_HAS_EXPIRED                      12
329 # define         X509_V_ERR_ERROR_IN_CERT_NOT_BEFORE_FIELD       13
330 # define         X509_V_ERR_ERROR_IN_CERT_NOT_AFTER_FIELD        14
331 # define         X509_V_ERR_ERROR_IN_CRL_LAST_UPDATE_FIELD       15
332 # define         X509_V_ERR_ERROR_IN_CRL_NEXT_UPDATE_FIELD       16
333 # define         X509_V_ERR_OUT_OF_MEM                           17
334 # define         X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT          18
335 # define         X509_V_ERR_SELF_SIGNED_CERT_IN_CHAIN            19
336 # define         X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT_LOCALLY    20
337 # define         X509_V_ERR_UNABLE_TO_VERIFY_LEAF_SIGNATURE      21
338 # define         X509_V_ERR_CERT_CHAIN_TOO_LONG                  22
339 # define         X509_V_ERR_CERT_REVOKED                         23
340 # define         X509_V_ERR_INVALID_CA                           24
341 # define         X509_V_ERR_PATH_LENGTH_EXCEEDED                 25
342 # define         X509_V_ERR_INVALID_PURPOSE                      26
343 # define         X509_V_ERR_CERT_UNTRUSTED                       27
344 # define         X509_V_ERR_CERT_REJECTED                        28
345 /* These are 'informational' when looking for issuer cert */
346 # define         X509_V_ERR_SUBJECT_ISSUER_MISMATCH              29
347 # define         X509_V_ERR_AKID_SKID_MISMATCH                   30
348 # define         X509_V_ERR_AKID_ISSUER_SERIAL_MISMATCH          31
349 # define         X509_V_ERR_KEYUSAGE_NO_CERTSIGN                 32
350 
351 # define         X509_V_ERR_UNABLE_TO_GET_CRL_ISSUER             33
352 # define         X509_V_ERR_UNHANDLED_CRITICAL_EXTENSION         34
353 # define         X509_V_ERR_KEYUSAGE_NO_CRL_SIGN                 35
354 # define         X509_V_ERR_UNHANDLED_CRITICAL_CRL_EXTENSION     36
355 # define         X509_V_ERR_INVALID_NON_CA                       37
356 # define         X509_V_ERR_PROXY_PATH_LENGTH_EXCEEDED           38
357 # define         X509_V_ERR_KEYUSAGE_NO_DIGITAL_SIGNATURE        39
358 # define         X509_V_ERR_PROXY_CERTIFICATES_NOT_ALLOWED       40
359 
360 # define         X509_V_ERR_INVALID_EXTENSION                    41
361 # define         X509_V_ERR_INVALID_POLICY_EXTENSION             42
362 # define         X509_V_ERR_NO_EXPLICIT_POLICY                   43
363 # define         X509_V_ERR_DIFFERENT_CRL_SCOPE                  44
364 # define         X509_V_ERR_UNSUPPORTED_EXTENSION_FEATURE        45
365 
366 # define         X509_V_ERR_UNNESTED_RESOURCE                    46
367 
368 # define         X509_V_ERR_PERMITTED_VIOLATION                  47
369 # define         X509_V_ERR_EXCLUDED_VIOLATION                   48
370 # define         X509_V_ERR_SUBTREE_MINMAX                       49
371 # define         X509_V_ERR_APPLICATION_VERIFICATION             50
372 # define         X509_V_ERR_UNSUPPORTED_CONSTRAINT_TYPE          51
373 # define         X509_V_ERR_UNSUPPORTED_CONSTRAINT_SYNTAX        52
374 # define         X509_V_ERR_UNSUPPORTED_NAME_SYNTAX              53
375 # define         X509_V_ERR_CRL_PATH_VALIDATION_ERROR            54
376 
377 /* Suite B mode algorithm violation */
378 # define         X509_V_ERR_SUITE_B_INVALID_VERSION              56
379 # define         X509_V_ERR_SUITE_B_INVALID_ALGORITHM            57
380 # define         X509_V_ERR_SUITE_B_INVALID_CURVE                58
381 # define         X509_V_ERR_SUITE_B_INVALID_SIGNATURE_ALGORITHM  59
382 # define         X509_V_ERR_SUITE_B_LOS_NOT_ALLOWED              60
383 # define         X509_V_ERR_SUITE_B_CANNOT_SIGN_P_384_WITH_P_256 61
384 
385 /* Host, email and IP check errors */
386 # define         X509_V_ERR_HOSTNAME_MISMATCH                    62
387 # define         X509_V_ERR_EMAIL_MISMATCH                       63
388 # define         X509_V_ERR_IP_ADDRESS_MISMATCH                  64
389 
390 /* Caller error */
391 # define         X509_V_ERR_INVALID_CALL                         65
392 /* Issuer lookup error */
393 # define         X509_V_ERR_STORE_LOOKUP                         66
394 
395 # define         X509_V_ERR_PROXY_SUBJECT_NAME_VIOLATION         67
396 
397 /* Certificate verify flags */
398 
399 /* Send issuer+subject checks to verify_cb */
400 # define X509_V_FLAG_CB_ISSUER_CHECK             0x1
401 /* Use check time instead of current time */
402 # define X509_V_FLAG_USE_CHECK_TIME              0x2
403 /* Lookup CRLs */
404 # define X509_V_FLAG_CRL_CHECK                   0x4
405 /* Lookup CRLs for whole chain */
406 # define X509_V_FLAG_CRL_CHECK_ALL               0x8
407 /* Ignore unhandled critical extensions */
408 # define X509_V_FLAG_IGNORE_CRITICAL             0x10
409 /* Disable workarounds for broken certificates */
410 # define X509_V_FLAG_X509_STRICT                 0x20
411 /* Enable proxy certificate validation */
412 # define X509_V_FLAG_ALLOW_PROXY_CERTS           0x40
413 /* Enable policy checking */
414 # define X509_V_FLAG_POLICY_CHECK                0x80
415 /* Policy variable require-explicit-policy */
416 # define X509_V_FLAG_EXPLICIT_POLICY             0x100
417 /* Policy variable inhibit-any-policy */
418 # define X509_V_FLAG_INHIBIT_ANY                 0x200
419 /* Policy variable inhibit-policy-mapping */
420 # define X509_V_FLAG_INHIBIT_MAP                 0x400
421 /* Notify callback that policy is OK */
422 # define X509_V_FLAG_NOTIFY_POLICY               0x800
423 /* Extended CRL features such as indirect CRLs, alternate CRL signing keys */
424 # define X509_V_FLAG_EXTENDED_CRL_SUPPORT        0x1000
425 /* Delta CRL support */
426 # define X509_V_FLAG_USE_DELTAS                  0x2000
427 /* Check selfsigned CA signature */
428 # define X509_V_FLAG_CHECK_SS_SIGNATURE          0x4000
429 /* Use trusted store first */
430 # define X509_V_FLAG_TRUSTED_FIRST               0x8000
431 /* Suite B 128 bit only mode: not normally used */
432 # define X509_V_FLAG_SUITEB_128_LOS_ONLY         0x10000
433 /* Suite B 192 bit only mode */
434 # define X509_V_FLAG_SUITEB_192_LOS              0x20000
435 /* Suite B 128 bit mode allowing 192 bit algorithms */
436 # define X509_V_FLAG_SUITEB_128_LOS              0x30000
437 
438 /* Allow partial chains if at least one certificate is in trusted store */
439 # define X509_V_FLAG_PARTIAL_CHAIN               0x80000
440 /*
441  * If the initial chain is not trusted, do not attempt to build an alternative
442  * chain. Alternate chain checking was introduced in 1.0.2b. Setting this flag
443  * will force the behaviour to match that of previous versions.
444  */
445 # define X509_V_FLAG_NO_ALT_CHAINS               0x100000
446 
447 # define X509_VP_FLAG_DEFAULT                    0x1
448 # define X509_VP_FLAG_OVERWRITE                  0x2
449 # define X509_VP_FLAG_RESET_FLAGS                0x4
450 # define X509_VP_FLAG_LOCKED                     0x8
451 # define X509_VP_FLAG_ONCE                       0x10
452 
453 /* Internal use: mask of policy related options */
454 # define X509_V_FLAG_POLICY_MASK (X509_V_FLAG_POLICY_CHECK \
455                                 | X509_V_FLAG_EXPLICIT_POLICY \
456                                 | X509_V_FLAG_INHIBIT_ANY \
457                                 | X509_V_FLAG_INHIBIT_MAP)
458 
459 int X509_OBJECT_idx_by_subject(STACK_OF(X509_OBJECT) *h, int type,
460                                X509_NAME *name);
461 X509_OBJECT *X509_OBJECT_retrieve_by_subject(STACK_OF(X509_OBJECT) *h,
462                                              int type, X509_NAME *name);
463 X509_OBJECT *X509_OBJECT_retrieve_match(STACK_OF(X509_OBJECT) *h,
464                                         X509_OBJECT *x);
465 void X509_OBJECT_up_ref_count(X509_OBJECT *a);
466 void X509_OBJECT_free_contents(X509_OBJECT *a);
467 X509_STORE *X509_STORE_new(void);
468 void X509_STORE_free(X509_STORE *v);
469 
470 STACK_OF(X509) *X509_STORE_get1_certs(X509_STORE_CTX *st, X509_NAME *nm);
471 STACK_OF(X509_CRL) *X509_STORE_get1_crls(X509_STORE_CTX *st, X509_NAME *nm);
472 int X509_STORE_set_flags(X509_STORE *ctx, unsigned long flags);
473 int X509_STORE_set_purpose(X509_STORE *ctx, int purpose);
474 int X509_STORE_set_trust(X509_STORE *ctx, int trust);
475 int X509_STORE_set1_param(X509_STORE *ctx, X509_VERIFY_PARAM *pm);
476 
477 void X509_STORE_set_verify_cb(X509_STORE *ctx,
478                               int (*verify_cb) (int, X509_STORE_CTX *));
479 
480 void X509_STORE_set_lookup_crls_cb(X509_STORE *ctx,
481                                    STACK_OF(X509_CRL) *(*cb) (X509_STORE_CTX
482                                                               *ctx,
483                                                               X509_NAME *nm));
484 
485 X509_STORE_CTX *X509_STORE_CTX_new(void);
486 
487 int X509_STORE_CTX_get1_issuer(X509 **issuer, X509_STORE_CTX *ctx, X509 *x);
488 
489 void X509_STORE_CTX_free(X509_STORE_CTX *ctx);
490 int X509_STORE_CTX_init(X509_STORE_CTX *ctx, X509_STORE *store,
491                         X509 *x509, STACK_OF(X509) *chain);
492 void X509_STORE_CTX_trusted_stack(X509_STORE_CTX *ctx, STACK_OF(X509) *sk);
493 void X509_STORE_CTX_cleanup(X509_STORE_CTX *ctx);
494 
495 X509_STORE *X509_STORE_CTX_get0_store(X509_STORE_CTX *ctx);
496 
497 X509_LOOKUP *X509_STORE_add_lookup(X509_STORE *v, X509_LOOKUP_METHOD *m);
498 
499 X509_LOOKUP_METHOD *X509_LOOKUP_hash_dir(void);
500 X509_LOOKUP_METHOD *X509_LOOKUP_file(void);
501 
502 int X509_STORE_add_cert(X509_STORE *ctx, X509 *x);
503 int X509_STORE_add_crl(X509_STORE *ctx, X509_CRL *x);
504 
505 int X509_STORE_get_by_subject(X509_STORE_CTX *vs, int type, X509_NAME *name,
506                               X509_OBJECT *ret);
507 
508 int X509_LOOKUP_ctrl(X509_LOOKUP *ctx, int cmd, const char *argc,
509                      long argl, char **ret);
510 
511 # ifndef OPENSSL_NO_STDIO
512 int X509_load_cert_file(X509_LOOKUP *ctx, const char *file, int type);
513 int X509_load_crl_file(X509_LOOKUP *ctx, const char *file, int type);
514 int X509_load_cert_crl_file(X509_LOOKUP *ctx, const char *file, int type);
515 # endif
516 
517 X509_LOOKUP *X509_LOOKUP_new(X509_LOOKUP_METHOD *method);
518 void X509_LOOKUP_free(X509_LOOKUP *ctx);
519 int X509_LOOKUP_init(X509_LOOKUP *ctx);
520 int X509_LOOKUP_by_subject(X509_LOOKUP *ctx, int type, X509_NAME *name,
521                            X509_OBJECT *ret);
522 int X509_LOOKUP_by_issuer_serial(X509_LOOKUP *ctx, int type, X509_NAME *name,
523                                  ASN1_INTEGER *serial, X509_OBJECT *ret);
524 int X509_LOOKUP_by_fingerprint(X509_LOOKUP *ctx, int type,
525                                unsigned char *bytes, int len,
526                                X509_OBJECT *ret);
527 int X509_LOOKUP_by_alias(X509_LOOKUP *ctx, int type, char *str, int len,
528                          X509_OBJECT *ret);
529 int X509_LOOKUP_shutdown(X509_LOOKUP *ctx);
530 
531 # ifndef OPENSSL_NO_STDIO
532 int X509_STORE_load_locations(X509_STORE *ctx,
533                               const char *file, const char *dir);
534 int X509_STORE_set_default_paths(X509_STORE *ctx);
535 # endif
536 
537 int X509_STORE_CTX_get_ex_new_index(long argl, void *argp,
538                                     CRYPTO_EX_new *new_func,
539                                     CRYPTO_EX_dup *dup_func,
540                                     CRYPTO_EX_free *free_func);
541 int X509_STORE_CTX_set_ex_data(X509_STORE_CTX *ctx, int idx, void *data);
542 void *X509_STORE_CTX_get_ex_data(X509_STORE_CTX *ctx, int idx);
543 int X509_STORE_CTX_get_error(X509_STORE_CTX *ctx);
544 void X509_STORE_CTX_set_error(X509_STORE_CTX *ctx, int s);
545 int X509_STORE_CTX_get_error_depth(X509_STORE_CTX *ctx);
546 X509 *X509_STORE_CTX_get_current_cert(X509_STORE_CTX *ctx);
547 X509 *X509_STORE_CTX_get0_current_issuer(X509_STORE_CTX *ctx);
548 X509_CRL *X509_STORE_CTX_get0_current_crl(X509_STORE_CTX *ctx);
549 X509_STORE_CTX *X509_STORE_CTX_get0_parent_ctx(X509_STORE_CTX *ctx);
550 STACK_OF(X509) *X509_STORE_CTX_get_chain(X509_STORE_CTX *ctx);
551 STACK_OF(X509) *X509_STORE_CTX_get1_chain(X509_STORE_CTX *ctx);
552 void X509_STORE_CTX_set_cert(X509_STORE_CTX *c, X509 *x);
553 void X509_STORE_CTX_set_chain(X509_STORE_CTX *c, STACK_OF(X509) *sk);
554 void X509_STORE_CTX_set0_crls(X509_STORE_CTX *c, STACK_OF(X509_CRL) *sk);
555 int X509_STORE_CTX_set_purpose(X509_STORE_CTX *ctx, int purpose);
556 int X509_STORE_CTX_set_trust(X509_STORE_CTX *ctx, int trust);
557 int X509_STORE_CTX_purpose_inherit(X509_STORE_CTX *ctx, int def_purpose,
558                                    int purpose, int trust);
559 void X509_STORE_CTX_set_flags(X509_STORE_CTX *ctx, unsigned long flags);
560 void X509_STORE_CTX_set_time(X509_STORE_CTX *ctx, unsigned long flags,
561                              time_t t);
562 void X509_STORE_CTX_set_verify_cb(X509_STORE_CTX *ctx,
563                                   int (*verify_cb) (int, X509_STORE_CTX *));
564 
565 X509_POLICY_TREE *X509_STORE_CTX_get0_policy_tree(X509_STORE_CTX *ctx);
566 int X509_STORE_CTX_get_explicit_policy(X509_STORE_CTX *ctx);
567 
568 X509_VERIFY_PARAM *X509_STORE_CTX_get0_param(X509_STORE_CTX *ctx);
569 void X509_STORE_CTX_set0_param(X509_STORE_CTX *ctx, X509_VERIFY_PARAM *param);
570 int X509_STORE_CTX_set_default(X509_STORE_CTX *ctx, const char *name);
571 
572 /* X509_VERIFY_PARAM functions */
573 
574 X509_VERIFY_PARAM *X509_VERIFY_PARAM_new(void);
575 void X509_VERIFY_PARAM_free(X509_VERIFY_PARAM *param);
576 int X509_VERIFY_PARAM_inherit(X509_VERIFY_PARAM *to,
577                               const X509_VERIFY_PARAM *from);
578 int X509_VERIFY_PARAM_set1(X509_VERIFY_PARAM *to,
579                            const X509_VERIFY_PARAM *from);
580 int X509_VERIFY_PARAM_set1_name(X509_VERIFY_PARAM *param, const char *name);
581 int X509_VERIFY_PARAM_set_flags(X509_VERIFY_PARAM *param,
582                                 unsigned long flags);
583 int X509_VERIFY_PARAM_clear_flags(X509_VERIFY_PARAM *param,
584                                   unsigned long flags);
585 unsigned long X509_VERIFY_PARAM_get_flags(X509_VERIFY_PARAM *param);
586 int X509_VERIFY_PARAM_set_purpose(X509_VERIFY_PARAM *param, int purpose);
587 int X509_VERIFY_PARAM_set_trust(X509_VERIFY_PARAM *param, int trust);
588 void X509_VERIFY_PARAM_set_depth(X509_VERIFY_PARAM *param, int depth);
589 void X509_VERIFY_PARAM_set_time(X509_VERIFY_PARAM *param, time_t t);
590 int X509_VERIFY_PARAM_add0_policy(X509_VERIFY_PARAM *param,
591                                   ASN1_OBJECT *policy);
592 int X509_VERIFY_PARAM_set1_policies(X509_VERIFY_PARAM *param,
593                                     STACK_OF(ASN1_OBJECT) *policies);
594 
595 int X509_VERIFY_PARAM_set1_host(X509_VERIFY_PARAM *param,
596                                 const char *name, size_t namelen);
597 int X509_VERIFY_PARAM_add1_host(X509_VERIFY_PARAM *param,
598                                 const char *name, size_t namelen);
599 void X509_VERIFY_PARAM_set_hostflags(X509_VERIFY_PARAM *param,
600                                      unsigned int flags);
601 char *X509_VERIFY_PARAM_get0_peername(X509_VERIFY_PARAM *);
602 int X509_VERIFY_PARAM_set1_email(X509_VERIFY_PARAM *param,
603                                  const char *email, size_t emaillen);
604 int X509_VERIFY_PARAM_set1_ip(X509_VERIFY_PARAM *param,
605                               const unsigned char *ip, size_t iplen);
606 int X509_VERIFY_PARAM_set1_ip_asc(X509_VERIFY_PARAM *param,
607                                   const char *ipasc);
608 
609 int X509_VERIFY_PARAM_get_depth(const X509_VERIFY_PARAM *param);
610 const char *X509_VERIFY_PARAM_get0_name(const X509_VERIFY_PARAM *param);
611 
612 int X509_VERIFY_PARAM_add0_table(X509_VERIFY_PARAM *param);
613 int X509_VERIFY_PARAM_get_count(void);
614 const X509_VERIFY_PARAM *X509_VERIFY_PARAM_get0(int id);
615 const X509_VERIFY_PARAM *X509_VERIFY_PARAM_lookup(const char *name);
616 void X509_VERIFY_PARAM_table_cleanup(void);
617 
618 int X509_policy_check(X509_POLICY_TREE **ptree, int *pexplicit_policy,
619                       STACK_OF(X509) *certs,
620                       STACK_OF(ASN1_OBJECT) *policy_oids, unsigned int flags);
621 
622 void X509_policy_tree_free(X509_POLICY_TREE *tree);
623 
624 int X509_policy_tree_level_count(const X509_POLICY_TREE *tree);
625 X509_POLICY_LEVEL *X509_policy_tree_get0_level(const X509_POLICY_TREE *tree,
626                                                int i);
627 
628 STACK_OF(X509_POLICY_NODE) *X509_policy_tree_get0_policies(const
629                                                            X509_POLICY_TREE
630                                                            *tree);
631 
632 STACK_OF(X509_POLICY_NODE) *X509_policy_tree_get0_user_policies(const
633                                                                 X509_POLICY_TREE
634                                                                 *tree);
635 
636 int X509_policy_level_node_count(X509_POLICY_LEVEL *level);
637 
638 X509_POLICY_NODE *X509_policy_level_get0_node(X509_POLICY_LEVEL *level,
639                                               int i);
640 
641 const ASN1_OBJECT *X509_policy_node_get0_policy(const X509_POLICY_NODE *node);
642 
643 STACK_OF(POLICYQUALINFO) *X509_policy_node_get0_qualifiers(const
644                                                            X509_POLICY_NODE
645                                                            *node);
646 const X509_POLICY_NODE *X509_policy_node_get0_parent(const X509_POLICY_NODE
647                                                      *node);
648 
649 #ifdef  __cplusplus
650 }
651 #endif
652 #endif
653