source: lab.git/Dev/utvpn/utvpn-unix-v101-7101-public/src/Mayaqua/openssl/x509_vfy.h @ 072e48b

trunk
Last change on this file since 072e48b was a1bae3e, checked in by mitty <mitty@…>, 12 years ago
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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
335/* The application is not happy */
336#define     X509_V_ERR_APPLICATION_VERIFICATION     50
337
338/* Certificate verify flags */
339
340/* Send issuer+subject checks to verify_cb */
341#define X509_V_FLAG_CB_ISSUER_CHECK     0x1
342/* Use check time instead of current time */
343#define X509_V_FLAG_USE_CHECK_TIME      0x2
344/* Lookup CRLs */
345#define X509_V_FLAG_CRL_CHECK           0x4
346/* Lookup CRLs for whole chain */
347#define X509_V_FLAG_CRL_CHECK_ALL       0x8
348/* Ignore unhandled critical extensions */
349#define X509_V_FLAG_IGNORE_CRITICAL     0x10
350/* Disable workarounds for broken certificates */
351#define X509_V_FLAG_X509_STRICT         0x20
352/* Enable proxy certificate validation */
353#define X509_V_FLAG_ALLOW_PROXY_CERTS       0x40
354/* Enable policy checking */
355#define X509_V_FLAG_POLICY_CHECK        0x80
356/* Policy variable require-explicit-policy */
357#define X509_V_FLAG_EXPLICIT_POLICY     0x100
358/* Policy variable inhibit-any-policy */
359#define X509_V_FLAG_INHIBIT_ANY         0x200
360/* Policy variable inhibit-policy-mapping */
361#define X509_V_FLAG_INHIBIT_MAP         0x400
362/* Notify callback that policy is OK */
363#define X509_V_FLAG_NOTIFY_POLICY       0x800
364
365#define X509_VP_FLAG_DEFAULT            0x1
366#define X509_VP_FLAG_OVERWRITE          0x2
367#define X509_VP_FLAG_RESET_FLAGS        0x4
368#define X509_VP_FLAG_LOCKED         0x8
369#define X509_VP_FLAG_ONCE           0x10
370
371/* Internal use: mask of policy related options */
372#define X509_V_FLAG_POLICY_MASK (X509_V_FLAG_POLICY_CHECK \
373                | X509_V_FLAG_EXPLICIT_POLICY \
374                | X509_V_FLAG_INHIBIT_ANY \
375                | X509_V_FLAG_INHIBIT_MAP)
376
377int X509_OBJECT_idx_by_subject(STACK_OF(X509_OBJECT) *h, int type,
378         X509_NAME *name);
379X509_OBJECT *X509_OBJECT_retrieve_by_subject(STACK_OF(X509_OBJECT) *h,int type,X509_NAME *name);
380X509_OBJECT *X509_OBJECT_retrieve_match(STACK_OF(X509_OBJECT) *h, X509_OBJECT *x);
381void X509_OBJECT_up_ref_count(X509_OBJECT *a);
382void X509_OBJECT_free_contents(X509_OBJECT *a);
383X509_STORE *X509_STORE_new(void );
384void X509_STORE_free(X509_STORE *v);
385
386int X509_STORE_set_flags(X509_STORE *ctx, unsigned long flags);
387int X509_STORE_set_purpose(X509_STORE *ctx, int purpose);
388int X509_STORE_set_trust(X509_STORE *ctx, int trust);
389int X509_STORE_set1_param(X509_STORE *ctx, X509_VERIFY_PARAM *pm);
390
391X509_STORE_CTX *X509_STORE_CTX_new(void);
392
393int X509_STORE_CTX_get1_issuer(X509 **issuer, X509_STORE_CTX *ctx, X509 *x);
394
395void X509_STORE_CTX_free(X509_STORE_CTX *ctx);
396int X509_STORE_CTX_init(X509_STORE_CTX *ctx, X509_STORE *store,
397             X509 *x509, STACK_OF(X509) *chain);
398void X509_STORE_CTX_trusted_stack(X509_STORE_CTX *ctx, STACK_OF(X509) *sk);
399void X509_STORE_CTX_cleanup(X509_STORE_CTX *ctx);
400
401X509_LOOKUP *X509_STORE_add_lookup(X509_STORE *v, X509_LOOKUP_METHOD *m);
402
403X509_LOOKUP_METHOD *X509_LOOKUP_hash_dir(void);
404X509_LOOKUP_METHOD *X509_LOOKUP_file(void);
405
406int X509_STORE_add_cert(X509_STORE *ctx, X509 *x);
407int X509_STORE_add_crl(X509_STORE *ctx, X509_CRL *x);
408
409int X509_STORE_get_by_subject(X509_STORE_CTX *vs,int type,X509_NAME *name,
410    X509_OBJECT *ret);
411
412int X509_LOOKUP_ctrl(X509_LOOKUP *ctx, int cmd, const char *argc,
413    long argl, char **ret);
414
415#ifndef OPENSSL_NO_STDIO
416int X509_load_cert_file(X509_LOOKUP *ctx, const char *file, int type);
417int X509_load_crl_file(X509_LOOKUP *ctx, const char *file, int type);
418int X509_load_cert_crl_file(X509_LOOKUP *ctx, const char *file, int type);
419#endif
420
421
422X509_LOOKUP *X509_LOOKUP_new(X509_LOOKUP_METHOD *method);
423void X509_LOOKUP_free(X509_LOOKUP *ctx);
424int X509_LOOKUP_init(X509_LOOKUP *ctx);
425int X509_LOOKUP_by_subject(X509_LOOKUP *ctx, int type, X509_NAME *name,
426    X509_OBJECT *ret);
427int X509_LOOKUP_by_issuer_serial(X509_LOOKUP *ctx, int type, X509_NAME *name,
428    ASN1_INTEGER *serial, X509_OBJECT *ret);
429int X509_LOOKUP_by_fingerprint(X509_LOOKUP *ctx, int type,
430    unsigned char *bytes, int len, X509_OBJECT *ret);
431int X509_LOOKUP_by_alias(X509_LOOKUP *ctx, int type, char *str,
432    int len, X509_OBJECT *ret);
433int X509_LOOKUP_shutdown(X509_LOOKUP *ctx);
434
435#ifndef OPENSSL_NO_STDIO
436int X509_STORE_load_locations (X509_STORE *ctx,
437        const char *file, const char *dir);
438int X509_STORE_set_default_paths(X509_STORE *ctx);
439#endif
440
441int X509_STORE_CTX_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
442    CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);
443int X509_STORE_CTX_set_ex_data(X509_STORE_CTX *ctx,int idx,void *data);
444void *  X509_STORE_CTX_get_ex_data(X509_STORE_CTX *ctx,int idx);
445int X509_STORE_CTX_get_error(X509_STORE_CTX *ctx);
446void    X509_STORE_CTX_set_error(X509_STORE_CTX *ctx,int s);
447int X509_STORE_CTX_get_error_depth(X509_STORE_CTX *ctx);
448X509 *  X509_STORE_CTX_get_current_cert(X509_STORE_CTX *ctx);
449STACK_OF(X509) *X509_STORE_CTX_get_chain(X509_STORE_CTX *ctx);
450STACK_OF(X509) *X509_STORE_CTX_get1_chain(X509_STORE_CTX *ctx);
451void    X509_STORE_CTX_set_cert(X509_STORE_CTX *c,X509 *x);
452void    X509_STORE_CTX_set_chain(X509_STORE_CTX *c,STACK_OF(X509) *sk);
453void    X509_STORE_CTX_set0_crls(X509_STORE_CTX *c,STACK_OF(X509_CRL) *sk);
454int X509_STORE_CTX_set_purpose(X509_STORE_CTX *ctx, int purpose);
455int X509_STORE_CTX_set_trust(X509_STORE_CTX *ctx, int trust);
456int X509_STORE_CTX_purpose_inherit(X509_STORE_CTX *ctx, int def_purpose,
457                int purpose, int trust);
458void X509_STORE_CTX_set_flags(X509_STORE_CTX *ctx, unsigned long flags);
459void X509_STORE_CTX_set_time(X509_STORE_CTX *ctx, unsigned long flags,
460                                time_t t);
461void X509_STORE_CTX_set_verify_cb(X509_STORE_CTX *ctx,
462                  int (*verify_cb)(int, X509_STORE_CTX *));
463 
464X509_POLICY_TREE *X509_STORE_CTX_get0_policy_tree(X509_STORE_CTX *ctx);
465int X509_STORE_CTX_get_explicit_policy(X509_STORE_CTX *ctx);
466
467X509_VERIFY_PARAM *X509_STORE_CTX_get0_param(X509_STORE_CTX *ctx);
468void X509_STORE_CTX_set0_param(X509_STORE_CTX *ctx, X509_VERIFY_PARAM *param);
469int X509_STORE_CTX_set_default(X509_STORE_CTX *ctx, const char *name);
470
471/* X509_VERIFY_PARAM functions */
472
473X509_VERIFY_PARAM *X509_VERIFY_PARAM_new(void);
474void X509_VERIFY_PARAM_free(X509_VERIFY_PARAM *param);
475int X509_VERIFY_PARAM_inherit(X509_VERIFY_PARAM *to,
476                        const X509_VERIFY_PARAM *from);
477int X509_VERIFY_PARAM_set1(X509_VERIFY_PARAM *to, 
478                        const X509_VERIFY_PARAM *from);
479int X509_VERIFY_PARAM_set1_name(X509_VERIFY_PARAM *param, const char *name);
480int X509_VERIFY_PARAM_set_flags(X509_VERIFY_PARAM *param, unsigned long flags);
481int X509_VERIFY_PARAM_set_purpose(X509_VERIFY_PARAM *param, int purpose);
482int X509_VERIFY_PARAM_set_trust(X509_VERIFY_PARAM *param, int trust);
483void X509_VERIFY_PARAM_set_depth(X509_VERIFY_PARAM *param, int depth);
484void X509_VERIFY_PARAM_set_time(X509_VERIFY_PARAM *param, time_t t);
485int X509_VERIFY_PARAM_add0_policy(X509_VERIFY_PARAM *param,
486                        ASN1_OBJECT *policy);
487int X509_VERIFY_PARAM_set1_policies(X509_VERIFY_PARAM *param, 
488                    STACK_OF(ASN1_OBJECT) *policies);
489int X509_VERIFY_PARAM_get_depth(const X509_VERIFY_PARAM *param);
490
491int X509_VERIFY_PARAM_add0_table(X509_VERIFY_PARAM *param);
492const X509_VERIFY_PARAM *X509_VERIFY_PARAM_lookup(const char *name);
493void X509_VERIFY_PARAM_table_cleanup(void);
494
495int X509_policy_check(X509_POLICY_TREE **ptree, int *pexplicit_policy,
496            STACK_OF(X509) *certs,
497            STACK_OF(ASN1_OBJECT) *policy_oids,
498            unsigned int flags);
499
500void X509_policy_tree_free(X509_POLICY_TREE *tree);
501
502int X509_policy_tree_level_count(const X509_POLICY_TREE *tree);
503X509_POLICY_LEVEL *
504    X509_policy_tree_get0_level(const X509_POLICY_TREE *tree, int i);
505
506STACK_OF(X509_POLICY_NODE) *
507    X509_policy_tree_get0_policies(const X509_POLICY_TREE *tree);
508
509STACK_OF(X509_POLICY_NODE) *
510    X509_policy_tree_get0_user_policies(const X509_POLICY_TREE *tree);
511
512int X509_policy_level_node_count(X509_POLICY_LEVEL *level);
513
514X509_POLICY_NODE *X509_policy_level_get0_node(X509_POLICY_LEVEL *level, int i);
515
516const ASN1_OBJECT *X509_policy_node_get0_policy(const X509_POLICY_NODE *node);
517
518STACK_OF(POLICYQUALINFO) *
519    X509_policy_node_get0_qualifiers(const X509_POLICY_NODE *node);
520const X509_POLICY_NODE *
521    X509_policy_node_get0_parent(const X509_POLICY_NODE *node);
522
523#ifdef  __cplusplus
524}
525#endif
526#endif
527
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