root/trunk/dep/include/openssl/x509_vfy.h @ 195

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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/* openssl/x509.h ends up #include-ing this file at about the only
62 * appropriate moment. */
63#endif
64
65#ifndef HEADER_X509_VFY_H
66#define HEADER_X509_VFY_H
67
68#include <openssl/opensslconf.h>
69#ifndef OPENSSL_NO_LHASH
70#include <openssl/lhash.h>
71#endif
72#include <openssl/bio.h>
73#include <openssl/crypto.h>
74#include <openssl/symhacks.h>
75
76#ifdef  __cplusplus
77extern "C" {
78#endif
79
80/* Outer object */
81typedef struct x509_hash_dir_st
82        {
83        int num_dirs;
84        char **dirs;
85        int *dirs_type;
86        int num_dirs_alloced;
87        } X509_HASH_DIR_CTX;
88
89typedef struct x509_file_st
90        {
91        int num_paths;  /* number of paths to files or directories */
92        int num_alloced;
93        char **paths;   /* the list of paths or directories */
94        int *path_type;
95        } X509_CERT_FILE_CTX;
96
97/*******************************/
98/*
99SSL_CTX -> X509_STORE   
100                -> X509_LOOKUP
101                        ->X509_LOOKUP_METHOD
102                -> X509_LOOKUP
103                        ->X509_LOOKUP_METHOD
104 
105SSL     -> X509_STORE_CTX
106                ->X509_STORE   
107
108The X509_STORE holds the tables etc for verification stuff.
109A X509_STORE_CTX is used while validating a single certificate.
110The X509_STORE has X509_LOOKUPs for looking up certs.
111The X509_STORE then calls a function to actually verify the
112certificate chain.
113*/
114
115#define X509_LU_RETRY           -1
116#define X509_LU_FAIL            0
117#define X509_LU_X509            1
118#define X509_LU_CRL             2
119#define X509_LU_PKEY            3
120
121typedef struct x509_object_st
122        {
123        /* one of the above types */
124        int type;
125        union   {
126                char *ptr;
127                X509 *x509;
128                X509_CRL *crl;
129                EVP_PKEY *pkey;
130                } data;
131        } X509_OBJECT;
132
133typedef struct x509_lookup_st X509_LOOKUP;
134
135DECLARE_STACK_OF(X509_LOOKUP)
136DECLARE_STACK_OF(X509_OBJECT)
137
138/* This is a static that defines the function interface */
139typedef struct x509_lookup_method_st
140        {
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/* This structure hold all parameters associated with a verify operation
160 * by including an X509_VERIFY_PARAM structure in related structures the
161 * parameters used can be customized
162 */
163
164typedef struct X509_VERIFY_PARAM_st
165        {
166        char *name;
167        time_t check_time;      /* Time to use */
168        unsigned long inh_flags; /* Inheritance flags */
169        unsigned long flags;    /* Various verify flags */
170        int purpose;            /* purpose to check untrusted certificates */
171        int trust;              /* trust setting to check */
172        int depth;              /* Verify depth */
173        STACK_OF(ASN1_OBJECT) *policies;        /* Permissible policies */
174        } X509_VERIFY_PARAM;
175
176DECLARE_STACK_OF(X509_VERIFY_PARAM)
177
178/* This is used to hold everything.  It is used for all certificate
179 * validation.  Once we have a certificate chain, the 'verify'
180 * function is then called to actually check the cert chain. */
181struct x509_store_st
182        {
183        /* The following is a cache of trusted certs */
184        int cache;      /* if true, stash any hits */
185        STACK_OF(X509_OBJECT) *objs;    /* Cache of all objects */
186
187        /* These are external lookup methods */
188        STACK_OF(X509_LOOKUP) *get_cert_methods;
189
190        X509_VERIFY_PARAM *param;
191
192        /* Callbacks for various operations */
193        int (*verify)(X509_STORE_CTX *ctx);     /* called to verify a certificate */
194        int (*verify_cb)(int ok,X509_STORE_CTX *ctx);   /* error callback */
195        int (*get_issuer)(X509 **issuer, X509_STORE_CTX *ctx, X509 *x); /* get issuers cert from ctx */
196        int (*check_issued)(X509_STORE_CTX *ctx, X509 *x, X509 *issuer); /* check issued */
197        int (*check_revocation)(X509_STORE_CTX *ctx); /* Check revocation status of chain */
198        int (*get_crl)(X509_STORE_CTX *ctx, X509_CRL **crl, X509 *x); /* retrieve CRL */
199        int (*check_crl)(X509_STORE_CTX *ctx, X509_CRL *crl); /* Check CRL validity */
200        int (*cert_crl)(X509_STORE_CTX *ctx, X509_CRL *crl, X509 *x); /* Check certificate against CRL */
201        int (*cleanup)(X509_STORE_CTX *ctx);
202
203        CRYPTO_EX_DATA ex_data;
204        int references;
205        } /* X509_STORE */;
206
207int X509_STORE_set_depth(X509_STORE *store, int depth);
208
209#define X509_STORE_set_verify_cb_func(ctx,func) ((ctx)->verify_cb=(func))
210#define X509_STORE_set_verify_func(ctx,func)    ((ctx)->verify=(func))
211
212/* This is the functions plus an instance of the local variables. */
213struct x509_lookup_st
214        {
215        int init;                       /* have we been started */
216        int skip;                       /* don't use us. */
217        X509_LOOKUP_METHOD *method;     /* the functions */
218        char *method_data;              /* method data */
219
220        X509_STORE *store_ctx;  /* who owns us */
221        } /* X509_LOOKUP */;
222
223/* This is a used when verifying cert chains.  Since the
224 * gathering of the cert chain can take some time (and have to be
225 * 'retried', this needs to be kept and passed around. */
226struct x509_store_ctx_st      /* X509_STORE_CTX */
227        {
228        X509_STORE *ctx;
229        int current_method;     /* used when looking up certs */
230
231        /* The following are set by the caller */
232        X509 *cert;             /* The cert to check */
233        STACK_OF(X509) *untrusted;      /* chain of X509s - untrusted - passed in */
234        STACK_OF(X509_CRL) *crls;       /* set of CRLs passed in */
235
236        X509_VERIFY_PARAM *param;
237        void *other_ctx;        /* Other info for use with get_issuer() */
238
239        /* Callbacks for various operations */
240        int (*verify)(X509_STORE_CTX *ctx);     /* called to verify a certificate */
241        int (*verify_cb)(int ok,X509_STORE_CTX *ctx);           /* error callback */
242        int (*get_issuer)(X509 **issuer, X509_STORE_CTX *ctx, X509 *x); /* get issuers cert from ctx */
243        int (*check_issued)(X509_STORE_CTX *ctx, X509 *x, X509 *issuer); /* check issued */
244        int (*check_revocation)(X509_STORE_CTX *ctx); /* Check revocation status of chain */
245        int (*get_crl)(X509_STORE_CTX *ctx, X509_CRL **crl, X509 *x); /* retrieve CRL */
246        int (*check_crl)(X509_STORE_CTX *ctx, X509_CRL *crl); /* Check CRL validity */
247        int (*cert_crl)(X509_STORE_CTX *ctx, X509_CRL *crl, X509 *x); /* Check certificate against CRL */
248        int (*check_policy)(X509_STORE_CTX *ctx);
249        int (*cleanup)(X509_STORE_CTX *ctx);
250
251        /* The following is built up */
252        int valid;              /* if 0, rebuild chain */
253        int last_untrusted;     /* index of last untrusted cert */
254        STACK_OF(X509) *chain;          /* chain of X509s - built up and trusted */
255        X509_POLICY_TREE *tree; /* Valid policy tree */
256
257        int explicit_policy;    /* Require explicit policy value */
258
259        /* When something goes wrong, this is why */
260        int error_depth;
261        int error;
262        X509 *current_cert;
263        X509 *current_issuer;   /* cert currently being tested as valid issuer */
264        X509_CRL *current_crl;  /* current CRL */
265
266        CRYPTO_EX_DATA ex_data;
267        } /* X509_STORE_CTX */;
268
269void X509_STORE_CTX_set_depth(X509_STORE_CTX *ctx, int depth);
270
271#define X509_STORE_CTX_set_app_data(ctx,data) \
272        X509_STORE_CTX_set_ex_data(ctx,0,data)
273#define X509_STORE_CTX_get_app_data(ctx) \
274        X509_STORE_CTX_get_ex_data(ctx,0)
275
276#define X509_L_FILE_LOAD        1
277#define X509_L_ADD_DIR          2
278
279#define X509_LOOKUP_load_file(x,name,type) \
280                X509_LOOKUP_ctrl((x),X509_L_FILE_LOAD,(name),(long)(type),NULL)
281
282#define X509_LOOKUP_add_dir(x,name,type) \
283                X509_LOOKUP_ctrl((x),X509_L_ADD_DIR,(name),(long)(type),NULL)
284
285#define         X509_V_OK                                       0
286/* illegal error (for uninitialized values, to avoid X509_V_OK): 1 */
287
288#define         X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT            2
289#define         X509_V_ERR_UNABLE_TO_GET_CRL                    3
290#define         X509_V_ERR_UNABLE_TO_DECRYPT_CERT_SIGNATURE     4
291#define         X509_V_ERR_UNABLE_TO_DECRYPT_CRL_SIGNATURE      5
292#define         X509_V_ERR_UNABLE_TO_DECODE_ISSUER_PUBLIC_KEY   6
293#define         X509_V_ERR_CERT_SIGNATURE_FAILURE               7
294#define         X509_V_ERR_CRL_SIGNATURE_FAILURE                8
295#define         X509_V_ERR_CERT_NOT_YET_VALID                   9
296#define         X509_V_ERR_CERT_HAS_EXPIRED                     10
297#define         X509_V_ERR_CRL_NOT_YET_VALID                    11
298#define         X509_V_ERR_CRL_HAS_EXPIRED                      12
299#define         X509_V_ERR_ERROR_IN_CERT_NOT_BEFORE_FIELD       13
300#define         X509_V_ERR_ERROR_IN_CERT_NOT_AFTER_FIELD        14
301#define         X509_V_ERR_ERROR_IN_CRL_LAST_UPDATE_FIELD       15
302#define         X509_V_ERR_ERROR_IN_CRL_NEXT_UPDATE_FIELD       16
303#define         X509_V_ERR_OUT_OF_MEM                           17
304#define         X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT          18
305#define         X509_V_ERR_SELF_SIGNED_CERT_IN_CHAIN            19
306#define         X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT_LOCALLY    20
307#define         X509_V_ERR_UNABLE_TO_VERIFY_LEAF_SIGNATURE      21
308#define         X509_V_ERR_CERT_CHAIN_TOO_LONG                  22
309#define         X509_V_ERR_CERT_REVOKED                         23
310#define         X509_V_ERR_INVALID_CA                           24
311#define         X509_V_ERR_PATH_LENGTH_EXCEEDED                 25
312#define         X509_V_ERR_INVALID_PURPOSE                      26
313#define         X509_V_ERR_CERT_UNTRUSTED                       27
314#define         X509_V_ERR_CERT_REJECTED                        28
315/* These are 'informational' when looking for issuer cert */
316#define         X509_V_ERR_SUBJECT_ISSUER_MISMATCH              29
317#define         X509_V_ERR_AKID_SKID_MISMATCH                   30
318#define         X509_V_ERR_AKID_ISSUER_SERIAL_MISMATCH          31
319#define         X509_V_ERR_KEYUSAGE_NO_CERTSIGN                 32
320
321#define         X509_V_ERR_UNABLE_TO_GET_CRL_ISSUER             33
322#define         X509_V_ERR_UNHANDLED_CRITICAL_EXTENSION         34
323#define         X509_V_ERR_KEYUSAGE_NO_CRL_SIGN                 35
324#define         X509_V_ERR_UNHANDLED_CRITICAL_CRL_EXTENSION     36
325#define         X509_V_ERR_INVALID_NON_CA                       37
326#define         X509_V_ERR_PROXY_PATH_LENGTH_EXCEEDED           38
327#define         X509_V_ERR_KEYUSAGE_NO_DIGITAL_SIGNATURE        39
328#define         X509_V_ERR_PROXY_CERTIFICATES_NOT_ALLOWED       40
329
330#define         X509_V_ERR_INVALID_EXTENSION                    41
331#define         X509_V_ERR_INVALID_POLICY_EXTENSION             42
332#define         X509_V_ERR_NO_EXPLICIT_POLICY                   43
333
334#define         X509_V_ERR_UNNESTED_RESOURCE                    44
335
336/* The application is not happy */
337#define         X509_V_ERR_APPLICATION_VERIFICATION             50
338
339/* Certificate verify flags */
340
341/* Send issuer+subject checks to verify_cb */
342#define X509_V_FLAG_CB_ISSUER_CHECK             0x1
343/* Use check time instead of current time */
344#define X509_V_FLAG_USE_CHECK_TIME              0x2
345/* Lookup CRLs */
346#define X509_V_FLAG_CRL_CHECK                   0x4
347/* Lookup CRLs for whole chain */
348#define X509_V_FLAG_CRL_CHECK_ALL               0x8
349/* Ignore unhandled critical extensions */
350#define X509_V_FLAG_IGNORE_CRITICAL             0x10
351/* Disable workarounds for broken certificates */
352#define X509_V_FLAG_X509_STRICT                 0x20
353/* Enable proxy certificate validation */
354#define X509_V_FLAG_ALLOW_PROXY_CERTS           0x40
355/* Enable policy checking */
356#define X509_V_FLAG_POLICY_CHECK                0x80
357/* Policy variable require-explicit-policy */
358#define X509_V_FLAG_EXPLICIT_POLICY             0x100
359/* Policy variable inhibit-any-policy */
360#define X509_V_FLAG_INHIBIT_ANY                 0x200
361/* Policy variable inhibit-policy-mapping */
362#define X509_V_FLAG_INHIBIT_MAP                 0x400
363/* Notify callback that policy is OK */
364#define X509_V_FLAG_NOTIFY_POLICY               0x800
365
366#define X509_VP_FLAG_DEFAULT                    0x1
367#define X509_VP_FLAG_OVERWRITE                  0x2
368#define X509_VP_FLAG_RESET_FLAGS                0x4
369#define X509_VP_FLAG_LOCKED                     0x8
370#define X509_VP_FLAG_ONCE                       0x10
371
372/* Internal use: mask of policy related options */
373#define X509_V_FLAG_POLICY_MASK (X509_V_FLAG_POLICY_CHECK \
374                                | X509_V_FLAG_EXPLICIT_POLICY \
375                                | X509_V_FLAG_INHIBIT_ANY \
376                                | X509_V_FLAG_INHIBIT_MAP)
377
378int X509_OBJECT_idx_by_subject(STACK_OF(X509_OBJECT) *h, int type,
379             X509_NAME *name);
380X509_OBJECT *X509_OBJECT_retrieve_by_subject(STACK_OF(X509_OBJECT) *h,int type,X509_NAME *name);
381X509_OBJECT *X509_OBJECT_retrieve_match(STACK_OF(X509_OBJECT) *h, X509_OBJECT *x);
382void X509_OBJECT_up_ref_count(X509_OBJECT *a);
383void X509_OBJECT_free_contents(X509_OBJECT *a);
384X509_STORE *X509_STORE_new(void );
385void X509_STORE_free(X509_STORE *v);
386
387int X509_STORE_set_flags(X509_STORE *ctx, unsigned long flags);
388int X509_STORE_set_purpose(X509_STORE *ctx, int purpose);
389int X509_STORE_set_trust(X509_STORE *ctx, int trust);
390int X509_STORE_set1_param(X509_STORE *ctx, X509_VERIFY_PARAM *pm);
391
392X509_STORE_CTX *X509_STORE_CTX_new(void);
393
394int X509_STORE_CTX_get1_issuer(X509 **issuer, X509_STORE_CTX *ctx, X509 *x);
395
396void X509_STORE_CTX_free(X509_STORE_CTX *ctx);
397int X509_STORE_CTX_init(X509_STORE_CTX *ctx, X509_STORE *store,
398                         X509 *x509, STACK_OF(X509) *chain);
399void X509_STORE_CTX_trusted_stack(X509_STORE_CTX *ctx, STACK_OF(X509) *sk);
400void X509_STORE_CTX_cleanup(X509_STORE_CTX *ctx);
401
402X509_LOOKUP *X509_STORE_add_lookup(X509_STORE *v, X509_LOOKUP_METHOD *m);
403
404X509_LOOKUP_METHOD *X509_LOOKUP_hash_dir(void);
405X509_LOOKUP_METHOD *X509_LOOKUP_file(void);
406
407int X509_STORE_add_cert(X509_STORE *ctx, X509 *x);
408int X509_STORE_add_crl(X509_STORE *ctx, X509_CRL *x);
409
410int X509_STORE_get_by_subject(X509_STORE_CTX *vs,int type,X509_NAME *name,
411        X509_OBJECT *ret);
412
413int X509_LOOKUP_ctrl(X509_LOOKUP *ctx, int cmd, const char *argc,
414        long argl, char **ret);
415
416#ifndef OPENSSL_NO_STDIO
417int X509_load_cert_file(X509_LOOKUP *ctx, const char *file, int type);
418int X509_load_crl_file(X509_LOOKUP *ctx, const char *file, int type);
419int X509_load_cert_crl_file(X509_LOOKUP *ctx, const char *file, int type);
420#endif
421
422
423X509_LOOKUP *X509_LOOKUP_new(X509_LOOKUP_METHOD *method);
424void X509_LOOKUP_free(X509_LOOKUP *ctx);
425int X509_LOOKUP_init(X509_LOOKUP *ctx);
426int X509_LOOKUP_by_subject(X509_LOOKUP *ctx, int type, X509_NAME *name,
427        X509_OBJECT *ret);
428int X509_LOOKUP_by_issuer_serial(X509_LOOKUP *ctx, int type, X509_NAME *name,
429        ASN1_INTEGER *serial, X509_OBJECT *ret);
430int X509_LOOKUP_by_fingerprint(X509_LOOKUP *ctx, int type,
431        unsigned char *bytes, int len, X509_OBJECT *ret);
432int X509_LOOKUP_by_alias(X509_LOOKUP *ctx, int type, char *str,
433        int len, X509_OBJECT *ret);
434int X509_LOOKUP_shutdown(X509_LOOKUP *ctx);
435
436#ifndef OPENSSL_NO_STDIO
437int     X509_STORE_load_locations (X509_STORE *ctx,
438                const char *file, const char *dir);
439int     X509_STORE_set_default_paths(X509_STORE *ctx);
440#endif
441
442int X509_STORE_CTX_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
443        CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);
444int     X509_STORE_CTX_set_ex_data(X509_STORE_CTX *ctx,int idx,void *data);
445void *  X509_STORE_CTX_get_ex_data(X509_STORE_CTX *ctx,int idx);
446int     X509_STORE_CTX_get_error(X509_STORE_CTX *ctx);
447void    X509_STORE_CTX_set_error(X509_STORE_CTX *ctx,int s);
448int     X509_STORE_CTX_get_error_depth(X509_STORE_CTX *ctx);
449X509 *  X509_STORE_CTX_get_current_cert(X509_STORE_CTX *ctx);
450STACK_OF(X509) *X509_STORE_CTX_get_chain(X509_STORE_CTX *ctx);
451STACK_OF(X509) *X509_STORE_CTX_get1_chain(X509_STORE_CTX *ctx);
452void    X509_STORE_CTX_set_cert(X509_STORE_CTX *c,X509 *x);
453void    X509_STORE_CTX_set_chain(X509_STORE_CTX *c,STACK_OF(X509) *sk);
454void    X509_STORE_CTX_set0_crls(X509_STORE_CTX *c,STACK_OF(X509_CRL) *sk);
455int X509_STORE_CTX_set_purpose(X509_STORE_CTX *ctx, int purpose);
456int X509_STORE_CTX_set_trust(X509_STORE_CTX *ctx, int trust);
457int X509_STORE_CTX_purpose_inherit(X509_STORE_CTX *ctx, int def_purpose,
458                                int purpose, int trust);
459void X509_STORE_CTX_set_flags(X509_STORE_CTX *ctx, unsigned long flags);
460void X509_STORE_CTX_set_time(X509_STORE_CTX *ctx, unsigned long flags,
461                                                                time_t t);
462void X509_STORE_CTX_set_verify_cb(X509_STORE_CTX *ctx,
463                                  int (*verify_cb)(int, X509_STORE_CTX *));
464 
465X509_POLICY_TREE *X509_STORE_CTX_get0_policy_tree(X509_STORE_CTX *ctx);
466int X509_STORE_CTX_get_explicit_policy(X509_STORE_CTX *ctx);
467
468X509_VERIFY_PARAM *X509_STORE_CTX_get0_param(X509_STORE_CTX *ctx);
469void X509_STORE_CTX_set0_param(X509_STORE_CTX *ctx, X509_VERIFY_PARAM *param);
470int X509_STORE_CTX_set_default(X509_STORE_CTX *ctx, const char *name);
471
472/* X509_VERIFY_PARAM functions */
473
474X509_VERIFY_PARAM *X509_VERIFY_PARAM_new(void);
475void X509_VERIFY_PARAM_free(X509_VERIFY_PARAM *param);
476int X509_VERIFY_PARAM_inherit(X509_VERIFY_PARAM *to,
477                                                const X509_VERIFY_PARAM *from);
478int X509_VERIFY_PARAM_set1(X509_VERIFY_PARAM *to, 
479                                                const X509_VERIFY_PARAM *from);
480int X509_VERIFY_PARAM_set1_name(X509_VERIFY_PARAM *param, const char *name);
481int X509_VERIFY_PARAM_set_flags(X509_VERIFY_PARAM *param, unsigned long flags);
482int X509_VERIFY_PARAM_clear_flags(X509_VERIFY_PARAM *param,
483                                                        unsigned long flags);
484unsigned long X509_VERIFY_PARAM_get_flags(X509_VERIFY_PARAM *param);
485int X509_VERIFY_PARAM_set_purpose(X509_VERIFY_PARAM *param, int purpose);
486int X509_VERIFY_PARAM_set_trust(X509_VERIFY_PARAM *param, int trust);
487void X509_VERIFY_PARAM_set_depth(X509_VERIFY_PARAM *param, int depth);
488void X509_VERIFY_PARAM_set_time(X509_VERIFY_PARAM *param, time_t t);
489int X509_VERIFY_PARAM_add0_policy(X509_VERIFY_PARAM *param,
490                                                ASN1_OBJECT *policy);
491int X509_VERIFY_PARAM_set1_policies(X509_VERIFY_PARAM *param, 
492                                        STACK_OF(ASN1_OBJECT) *policies);
493int X509_VERIFY_PARAM_get_depth(const X509_VERIFY_PARAM *param);
494
495int X509_VERIFY_PARAM_add0_table(X509_VERIFY_PARAM *param);
496const X509_VERIFY_PARAM *X509_VERIFY_PARAM_lookup(const char *name);
497void X509_VERIFY_PARAM_table_cleanup(void);
498
499int X509_policy_check(X509_POLICY_TREE **ptree, int *pexplicit_policy,
500                        STACK_OF(X509) *certs,
501                        STACK_OF(ASN1_OBJECT) *policy_oids,
502                        unsigned int flags);
503
504void X509_policy_tree_free(X509_POLICY_TREE *tree);
505
506int X509_policy_tree_level_count(const X509_POLICY_TREE *tree);
507X509_POLICY_LEVEL *
508        X509_policy_tree_get0_level(const X509_POLICY_TREE *tree, int i);
509
510STACK_OF(X509_POLICY_NODE) *
511        X509_policy_tree_get0_policies(const X509_POLICY_TREE *tree);
512
513STACK_OF(X509_POLICY_NODE) *
514        X509_policy_tree_get0_user_policies(const X509_POLICY_TREE *tree);
515
516int X509_policy_level_node_count(X509_POLICY_LEVEL *level);
517
518X509_POLICY_NODE *X509_policy_level_get0_node(X509_POLICY_LEVEL *level, int i);
519
520const ASN1_OBJECT *X509_policy_node_get0_policy(const X509_POLICY_NODE *node);
521
522STACK_OF(POLICYQUALINFO) *
523        X509_policy_node_get0_qualifiers(const X509_POLICY_NODE *node);
524const X509_POLICY_NODE *
525        X509_policy_node_get0_parent(const X509_POLICY_NODE *node);
526
527#ifdef  __cplusplus
528}
529#endif
530#endif
531
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