x509_vfy.h

00001 /* crypto/x509/x509_vfy.h */
00002 /* Copyright (C) 1995-1998 Eric Young ([email protected])
00003  * All rights reserved.
00004  *
00005  * This package is an SSL implementation written
00006  * by Eric Young ([email protected]).
00007  * The implementation was written so as to conform with Netscapes SSL.
00008  * 
00009  * This library is free for commercial and non-commercial use as long as
00010  * the following conditions are aheared to.  The following conditions
00011  * apply to all code found in this distribution, be it the RC4, RSA,
00012  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
00013  * included with this distribution is covered by the same copyright terms
00014  * except that the holder is Tim Hudson ([email protected]).
00015  * 
00016  * Copyright remains Eric Young's, and as such any Copyright notices in
00017  * the code are not to be removed.
00018  * If this package is used in a product, Eric Young should be given attribution
00019  * as the author of the parts of the library used.
00020  * This can be in the form of a textual message at program startup or
00021  * in documentation (online or textual) provided with the package.
00022  * 
00023  * Redistribution and use in source and binary forms, with or without
00024  * modification, are permitted provided that the following conditions
00025  * are met:
00026  * 1. Redistributions of source code must retain the copyright
00027  *    notice, this list of conditions and the following disclaimer.
00028  * 2. Redistributions in binary form must reproduce the above copyright
00029  *    notice, this list of conditions and the following disclaimer in the
00030  *    documentation and/or other materials provided with the distribution.
00031  * 3. All advertising materials mentioning features or use of this software
00032  *    must display the following acknowledgement:
00033  *    "This product includes cryptographic software written by
00034  *     Eric Young ([email protected])"
00035  *    The word 'cryptographic' can be left out if the rouines from the library
00036  *    being used are not cryptographic related :-).
00037  * 4. If you include any Windows specific code (or a derivative thereof) from 
00038  *    the apps directory (application code) you must include an acknowledgement:
00039  *    "This product includes software written by Tim Hudson ([email protected])"
00040  * 
00041  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
00042  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00043  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
00044  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
00045  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
00046  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
00047  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
00048  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
00049  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
00050  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
00051  * SUCH DAMAGE.
00052  * 
00053  * The licence and distribution terms for any publically available version or
00054  * derivative of this code cannot be changed.  i.e. this code cannot simply be
00055  * copied and put under another distribution licence
00056  * [including the GNU Public Licence.]
00057  */
00058 /*
00059  © Portions copyright (c) 2006 Nokia Corporation.  All rights reserved.
00060  */
00061 
00062 #ifndef HEADER_X509_H
00063 
00064 #if (defined(__SYMBIAN32__) && !defined(SYMBIAN))
00065 #define SYMBIAN
00066 #endif
00067 
00068 #ifdef SYMBIAN
00069 #include <e32def.h>
00070 #endif
00071 #include <openssl/x509.h>
00072 /* openssl/x509.h ends up #include-ing this file at about the only
00073  * appropriate moment. */
00074 #endif
00075 
00076 #ifndef HEADER_X509_VFY_H
00077 #define HEADER_X509_VFY_H
00078 
00079 #include <openssl/opensslconf.h>
00080 #ifndef OPENSSL_NO_LHASH
00081 #include <openssl/lhash.h>
00082 #endif
00083 #include <openssl/bio.h>
00084 #include <openssl/crypto.h>
00085 #include <openssl/symhacks.h>
00086 
00087 #ifdef  __cplusplus
00088 extern "C" {
00089 #endif
00090 
00091 /* Outer object */
00092 typedef struct x509_hash_dir_st
00093         {
00094         int num_dirs;
00095         char **dirs;
00096         int *dirs_type;
00097         int num_dirs_alloced;
00098         } X509_HASH_DIR_CTX;
00099 
00100 typedef struct x509_file_st
00101         {
00102         int num_paths;  /* number of paths to files or directories */
00103         int num_alloced;
00104         char **paths;   /* the list of paths or directories */
00105         int *path_type;
00106         } X509_CERT_FILE_CTX;
00107 
00108 /*******************************/
00109 /*
00110 SSL_CTX -> X509_STORE    
00111                 -> X509_LOOKUP
00112                         ->X509_LOOKUP_METHOD
00113                 -> X509_LOOKUP
00114                         ->X509_LOOKUP_METHOD
00115  
00116 SSL     -> X509_STORE_CTX
00117                 ->X509_STORE    
00118 
00119 The X509_STORE holds the tables etc for verification stuff.
00120 A X509_STORE_CTX is used while validating a single certificate.
00121 The X509_STORE has X509_LOOKUPs for looking up certs.
00122 The X509_STORE then calls a function to actually verify the
00123 certificate chain.
00124 */
00125 
00126 #define X509_LU_RETRY           -1
00127 #define X509_LU_FAIL            0
00128 #define X509_LU_X509            1
00129 #define X509_LU_CRL             2
00130 #define X509_LU_PKEY            3
00131 
00132 typedef struct x509_object_st
00133         {
00134         /* one of the above types */
00135         int type;
00136         union   {
00137                 char *ptr;
00138                 X509 *x509;
00139                 X509_CRL *crl;
00140                 EVP_PKEY *pkey;
00141                 } data;
00142         } X509_OBJECT;
00143 
00144 typedef struct x509_lookup_st X509_LOOKUP;
00145 
00146 DECLARE_STACK_OF(X509_LOOKUP)
00147 DECLARE_STACK_OF(X509_OBJECT)
00148 
00149 /* This is a static that defines the function interface */
00150 typedef struct x509_lookup_method_st
00151         {
00152         const char *name;
00153         int (*new_item)(X509_LOOKUP *ctx);
00154         void (*free)(X509_LOOKUP *ctx);
00155         int (*init)(X509_LOOKUP *ctx);
00156         int (*shutdown)(X509_LOOKUP *ctx);
00157         int (*ctrl)(X509_LOOKUP *ctx,int cmd,const char *argc,long argl,
00158                         char **ret);
00159         int (*get_by_subject)(X509_LOOKUP *ctx,int type,X509_NAME *name,
00160                               X509_OBJECT *ret);
00161         int (*get_by_issuer_serial)(X509_LOOKUP *ctx,int type,X509_NAME *name,
00162                                     ASN1_INTEGER *serial,X509_OBJECT *ret);
00163         int (*get_by_fingerprint)(X509_LOOKUP *ctx,int type,
00164                                   unsigned char *bytes,int len,
00165                                   X509_OBJECT *ret);
00166         int (*get_by_alias)(X509_LOOKUP *ctx,int type,char *str,int len,
00167                             X509_OBJECT *ret);
00168         } X509_LOOKUP_METHOD;
00169 
00170 /* This structure hold all parameters associated with a verify operation
00171  * by including an X509_VERIFY_PARAM structure in related structures the
00172  * parameters used can be customized
00173  */
00174 
00175 typedef struct X509_VERIFY_PARAM_st
00176         {
00177         char *name;
00178         time_t check_time;      /* Time to use */
00179         unsigned long inh_flags; /* Inheritance flags */
00180         unsigned long flags;    /* Various verify flags */
00181         int purpose;            /* purpose to check untrusted certificates */
00182         int trust;              /* trust setting to check */
00183         int depth;              /* Verify depth */
00184         STACK_OF(ASN1_OBJECT) *policies;        /* Permissible policies */
00185         } X509_VERIFY_PARAM;
00186 
00187 DECLARE_STACK_OF(X509_VERIFY_PARAM)
00188 
00189 /* This is used to hold everything.  It is used for all certificate
00190  * validation.  Once we have a certificate chain, the 'verify'
00191  * function is then called to actually check the cert chain. */
00192 struct x509_store_st
00193         {
00194         /* The following is a cache of trusted certs */
00195         int cache;      /* if true, stash any hits */
00196         STACK_OF(X509_OBJECT) *objs;    /* Cache of all objects */
00197 
00198         /* These are external lookup methods */
00199         STACK_OF(X509_LOOKUP) *get_cert_methods;
00200 
00201         X509_VERIFY_PARAM *param;
00202 
00203         /* Callbacks for various operations */
00204         int (*verify)(X509_STORE_CTX *ctx);     /* called to verify a certificate */
00205         int (*verify_cb)(int ok,X509_STORE_CTX *ctx);   /* error callback */
00206         int (*get_issuer)(X509 **issuer, X509_STORE_CTX *ctx, X509 *x); /* get issuers cert from ctx */
00207         int (*check_issued)(X509_STORE_CTX *ctx, X509 *x, X509 *issuer); /* check issued */
00208         int (*check_revocation)(X509_STORE_CTX *ctx); /* Check revocation status of chain */
00209         int (*get_crl)(X509_STORE_CTX *ctx, X509_CRL **crl, X509 *x); /* retrieve CRL */
00210         int (*check_crl)(X509_STORE_CTX *ctx, X509_CRL *crl); /* Check CRL validity */
00211         int (*cert_crl)(X509_STORE_CTX *ctx, X509_CRL *crl, X509 *x); /* Check certificate against CRL */
00212         int (*cleanup)(X509_STORE_CTX *ctx);
00213 
00214         CRYPTO_EX_DATA ex_data;
00215         int references;
00216         } /* X509_STORE */;
00217 
00218 int X509_STORE_set_depth(X509_STORE *store, int depth);
00219 
00220 #define X509_STORE_set_verify_cb_func(ctx,func) ((ctx)->verify_cb=(func))
00221 #define X509_STORE_set_verify_func(ctx,func)    ((ctx)->verify=(func))
00222 
00223 /* This is the functions plus an instance of the local variables. */
00224 struct x509_lookup_st
00225         {
00226         int init;                       /* have we been started */
00227         int skip;                       /* don't use us. */
00228         X509_LOOKUP_METHOD *method;     /* the functions */
00229         char *method_data;              /* method data */
00230 
00231         X509_STORE *store_ctx;  /* who owns us */
00232         } /* X509_LOOKUP */;
00233 
00234 /* This is a used when verifying cert chains.  Since the
00235  * gathering of the cert chain can take some time (and have to be
00236  * 'retried', this needs to be kept and passed around. */
00237 struct x509_store_ctx_st      /* X509_STORE_CTX */
00238         {
00239         X509_STORE *ctx;
00240         int current_method;     /* used when looking up certs */
00241 
00242         /* The following are set by the caller */
00243         X509 *cert;             /* The cert to check */
00244         STACK_OF(X509) *untrusted;      /* chain of X509s - untrusted - passed in */
00245         STACK_OF(X509_CRL) *crls;       /* set of CRLs passed in */
00246 
00247         X509_VERIFY_PARAM *param;
00248         void *other_ctx;        /* Other info for use with get_issuer() */
00249 
00250         /* Callbacks for various operations */
00251         int (*verify)(X509_STORE_CTX *ctx);     /* called to verify a certificate */
00252         int (*verify_cb)(int ok,X509_STORE_CTX *ctx);           /* error callback */
00253         int (*get_issuer)(X509 **issuer, X509_STORE_CTX *ctx, X509 *x); /* get issuers cert from ctx */
00254         int (*check_issued)(X509_STORE_CTX *ctx, X509 *x, X509 *issuer); /* check issued */
00255         int (*check_revocation)(X509_STORE_CTX *ctx); /* Check revocation status of chain */
00256         int (*get_crl)(X509_STORE_CTX *ctx, X509_CRL **crl, X509 *x); /* retrieve CRL */
00257         int (*check_crl)(X509_STORE_CTX *ctx, X509_CRL *crl); /* Check CRL validity */
00258         int (*cert_crl)(X509_STORE_CTX *ctx, X509_CRL *crl, X509 *x); /* Check certificate against CRL */
00259         int (*check_policy)(X509_STORE_CTX *ctx);
00260         int (*cleanup)(X509_STORE_CTX *ctx);
00261 
00262         /* The following is built up */
00263         int valid;              /* if 0, rebuild chain */
00264         int last_untrusted;     /* index of last untrusted cert */
00265         STACK_OF(X509) *chain;          /* chain of X509s - built up and trusted */
00266         X509_POLICY_TREE *tree; /* Valid policy tree */
00267 
00268         int explicit_policy;    /* Require explicit policy value */
00269 
00270         /* When something goes wrong, this is why */
00271         int error_depth;
00272         int error;
00273         X509 *current_cert;
00274         X509 *current_issuer;   /* cert currently being tested as valid issuer */
00275         X509_CRL *current_crl;  /* current CRL */
00276 
00277         CRYPTO_EX_DATA ex_data;
00278         } /* X509_STORE_CTX */;
00279 
00280 IMPORT_C void X509_STORE_CTX_set_depth(X509_STORE_CTX *ctx, int depth);
00281 
00282 #define X509_STORE_CTX_set_app_data(ctx,data) \
00283         X509_STORE_CTX_set_ex_data(ctx,0,data)
00284 #define X509_STORE_CTX_get_app_data(ctx) \
00285         X509_STORE_CTX_get_ex_data(ctx,0)
00286 
00287 #define X509_L_FILE_LOAD        1
00288 #define X509_L_ADD_DIR          2
00289 
00290 #define X509_LOOKUP_load_file(x,name,type) \
00291                 X509_LOOKUP_ctrl((x),X509_L_FILE_LOAD,(name),(long)(type),NULL)
00292 
00293 #define X509_LOOKUP_add_dir(x,name,type) \
00294                 X509_LOOKUP_ctrl((x),X509_L_ADD_DIR,(name),(long)(type),NULL)
00295 
00296 #define         X509_V_OK                                       0
00297 /* illegal error (for uninitialized values, to avoid X509_V_OK): 1 */
00298 
00299 #define         X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT            2
00300 #define         X509_V_ERR_UNABLE_TO_GET_CRL                    3
00301 #define         X509_V_ERR_UNABLE_TO_DECRYPT_CERT_SIGNATURE     4
00302 #define         X509_V_ERR_UNABLE_TO_DECRYPT_CRL_SIGNATURE      5
00303 #define         X509_V_ERR_UNABLE_TO_DECODE_ISSUER_PUBLIC_KEY   6
00304 #define         X509_V_ERR_CERT_SIGNATURE_FAILURE               7
00305 #define         X509_V_ERR_CRL_SIGNATURE_FAILURE                8
00306 #define         X509_V_ERR_CERT_NOT_YET_VALID                   9
00307 #define         X509_V_ERR_CERT_HAS_EXPIRED                     10
00308 #define         X509_V_ERR_CRL_NOT_YET_VALID                    11
00309 #define         X509_V_ERR_CRL_HAS_EXPIRED                      12
00310 #define         X509_V_ERR_ERROR_IN_CERT_NOT_BEFORE_FIELD       13
00311 #define         X509_V_ERR_ERROR_IN_CERT_NOT_AFTER_FIELD        14
00312 #define         X509_V_ERR_ERROR_IN_CRL_LAST_UPDATE_FIELD       15
00313 #define         X509_V_ERR_ERROR_IN_CRL_NEXT_UPDATE_FIELD       16
00314 #define         X509_V_ERR_OUT_OF_MEM                           17
00315 #define         X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT          18
00316 #define         X509_V_ERR_SELF_SIGNED_CERT_IN_CHAIN            19
00317 #define         X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT_LOCALLY    20
00318 #define         X509_V_ERR_UNABLE_TO_VERIFY_LEAF_SIGNATURE      21
00319 #define         X509_V_ERR_CERT_CHAIN_TOO_LONG                  22
00320 #define         X509_V_ERR_CERT_REVOKED                         23
00321 #define         X509_V_ERR_INVALID_CA                           24
00322 #define         X509_V_ERR_PATH_LENGTH_EXCEEDED                 25
00323 #define         X509_V_ERR_INVALID_PURPOSE                      26
00324 #define         X509_V_ERR_CERT_UNTRUSTED                       27
00325 #define         X509_V_ERR_CERT_REJECTED                        28
00326 /* These are 'informational' when looking for issuer cert */
00327 #define         X509_V_ERR_SUBJECT_ISSUER_MISMATCH              29
00328 #define         X509_V_ERR_AKID_SKID_MISMATCH                   30
00329 #define         X509_V_ERR_AKID_ISSUER_SERIAL_MISMATCH          31
00330 #define         X509_V_ERR_KEYUSAGE_NO_CERTSIGN                 32
00331 
00332 #define         X509_V_ERR_UNABLE_TO_GET_CRL_ISSUER             33
00333 #define         X509_V_ERR_UNHANDLED_CRITICAL_EXTENSION         34
00334 #define         X509_V_ERR_KEYUSAGE_NO_CRL_SIGN                 35
00335 #define         X509_V_ERR_UNHANDLED_CRITICAL_CRL_EXTENSION     36
00336 #define         X509_V_ERR_INVALID_NON_CA                       37
00337 #define         X509_V_ERR_PROXY_PATH_LENGTH_EXCEEDED           38
00338 #define         X509_V_ERR_KEYUSAGE_NO_DIGITAL_SIGNATURE        39
00339 #define         X509_V_ERR_PROXY_CERTIFICATES_NOT_ALLOWED       40
00340 
00341 #define         X509_V_ERR_INVALID_EXTENSION                    41
00342 #define         X509_V_ERR_INVALID_POLICY_EXTENSION             42
00343 #define         X509_V_ERR_NO_EXPLICIT_POLICY                   43
00344 
00345 
00346 /* The application is not happy */
00347 #define         X509_V_ERR_APPLICATION_VERIFICATION             50
00348 
00349 /* Certificate verify flags */
00350 
00351 /* Send issuer+subject checks to verify_cb */
00352 #define X509_V_FLAG_CB_ISSUER_CHECK             0x1
00353 /* Use check time instead of current time */
00354 #define X509_V_FLAG_USE_CHECK_TIME              0x2
00355 /* Lookup CRLs */
00356 #define X509_V_FLAG_CRL_CHECK                   0x4
00357 /* Lookup CRLs for whole chain */
00358 #define X509_V_FLAG_CRL_CHECK_ALL               0x8
00359 /* Ignore unhandled critical extensions */
00360 #define X509_V_FLAG_IGNORE_CRITICAL             0x10
00361 /* Disable workarounds for broken certificates */
00362 #define X509_V_FLAG_X509_STRICT                 0x20
00363 /* Enable proxy certificate validation */
00364 #define X509_V_FLAG_ALLOW_PROXY_CERTS           0x40
00365 /* Enable policy checking */
00366 #define X509_V_FLAG_POLICY_CHECK                0x80
00367 /* Policy variable require-explicit-policy */
00368 #define X509_V_FLAG_EXPLICIT_POLICY             0x100
00369 /* Policy variable inhibit-any-policy */
00370 #define X509_V_FLAG_INHIBIT_ANY                 0x200
00371 /* Policy variable inhibit-policy-mapping */
00372 #define X509_V_FLAG_INHIBIT_MAP                 0x400
00373 /* Notify callback that policy is OK */
00374 #define X509_V_FLAG_NOTIFY_POLICY               0x800
00375 
00376 #define X509_VP_FLAG_DEFAULT                    0x1
00377 #define X509_VP_FLAG_OVERWRITE                  0x2
00378 #define X509_VP_FLAG_RESET_FLAGS                0x4
00379 #define X509_VP_FLAG_LOCKED                     0x8
00380 #define X509_VP_FLAG_ONCE                       0x10
00381 
00382 /* Internal use: mask of policy related options */
00383 #define X509_V_FLAG_POLICY_MASK (X509_V_FLAG_POLICY_CHECK \
00384                                 | X509_V_FLAG_EXPLICIT_POLICY \
00385                                 | X509_V_FLAG_INHIBIT_ANY \
00386                                 | X509_V_FLAG_INHIBIT_MAP)
00387 
00388 IMPORT_C int X509_OBJECT_idx_by_subject(STACK_OF(X509_OBJECT) *h, int type,
00389              X509_NAME *name);
00390 IMPORT_C X509_OBJECT *X509_OBJECT_retrieve_by_subject(STACK_OF(X509_OBJECT) *h,int type,X509_NAME *name);
00391 IMPORT_C X509_OBJECT *X509_OBJECT_retrieve_match(STACK_OF(X509_OBJECT) *h, X509_OBJECT *x);
00392 IMPORT_C void X509_OBJECT_up_ref_count(X509_OBJECT *a);
00393 IMPORT_C void X509_OBJECT_free_contents(X509_OBJECT *a);
00394 IMPORT_C X509_STORE *X509_STORE_new(void );
00395 IMPORT_C void X509_STORE_free(X509_STORE *v);
00396 
00397 IMPORT_C int X509_STORE_set_flags(X509_STORE *ctx, unsigned long flags);
00398 IMPORT_C int X509_STORE_set_purpose(X509_STORE *ctx, int purpose);
00399 IMPORT_C int X509_STORE_set_trust(X509_STORE *ctx, int trust);
00400 IMPORT_C int X509_STORE_set1_param(X509_STORE *ctx, X509_VERIFY_PARAM *pm);
00401 
00402 IMPORT_C X509_STORE_CTX *X509_STORE_CTX_new(void);
00403 
00404 IMPORT_C int X509_STORE_CTX_get1_issuer(X509 **issuer, X509_STORE_CTX *ctx, X509 *x);
00405 
00406 IMPORT_C void X509_STORE_CTX_free(X509_STORE_CTX *ctx);
00407 IMPORT_C int X509_STORE_CTX_init(X509_STORE_CTX *ctx, X509_STORE *store,
00408                          X509 *x509, STACK_OF(X509) *chain);
00409 IMPORT_C void X509_STORE_CTX_trusted_stack(X509_STORE_CTX *ctx, STACK_OF(X509) *sk);
00410 IMPORT_C void X509_STORE_CTX_cleanup(X509_STORE_CTX *ctx);
00411 
00412 IMPORT_C X509_LOOKUP *X509_STORE_add_lookup(X509_STORE *v, X509_LOOKUP_METHOD *m);
00413 
00414 IMPORT_C X509_LOOKUP_METHOD *X509_LOOKUP_hash_dir(void);
00415 IMPORT_C X509_LOOKUP_METHOD *X509_LOOKUP_file(void);
00416 
00417 IMPORT_C int X509_STORE_add_cert(X509_STORE *ctx, X509 *x);
00418 IMPORT_C int X509_STORE_add_crl(X509_STORE *ctx, X509_CRL *x);
00419 
00420 IMPORT_C int X509_STORE_get_by_subject(X509_STORE_CTX *vs,int type,X509_NAME *name,
00421         X509_OBJECT *ret);
00422 
00423 IMPORT_C int X509_LOOKUP_ctrl(X509_LOOKUP *ctx, int cmd, const char *argc,
00424         long argl, char **ret);
00425 
00426 #ifndef OPENSSL_NO_STDIO
00427 IMPORT_C int X509_load_cert_file(X509_LOOKUP *ctx, const char *file, int type);
00428 IMPORT_C int X509_load_crl_file(X509_LOOKUP *ctx, const char *file, int type);
00429 IMPORT_C int X509_load_cert_crl_file(X509_LOOKUP *ctx, const char *file, int type);
00430 #endif
00431 
00432 
00433 IMPORT_C X509_LOOKUP *X509_LOOKUP_new(X509_LOOKUP_METHOD *method);
00434 IMPORT_C void X509_LOOKUP_free(X509_LOOKUP *ctx);
00435 IMPORT_C int X509_LOOKUP_init(X509_LOOKUP *ctx);
00436 IMPORT_C int X509_LOOKUP_by_subject(X509_LOOKUP *ctx, int type, X509_NAME *name,
00437         X509_OBJECT *ret);
00438 IMPORT_C int X509_LOOKUP_by_issuer_serial(X509_LOOKUP *ctx, int type, X509_NAME *name,
00439         ASN1_INTEGER *serial, X509_OBJECT *ret);
00440 IMPORT_C int X509_LOOKUP_by_fingerprint(X509_LOOKUP *ctx, int type,
00441         unsigned char *bytes, int len, X509_OBJECT *ret);
00442 IMPORT_C int X509_LOOKUP_by_alias(X509_LOOKUP *ctx, int type, char *str,
00443         int len, X509_OBJECT *ret);
00444 IMPORT_C int X509_LOOKUP_shutdown(X509_LOOKUP *ctx);
00445 
00446 #ifndef OPENSSL_NO_STDIO
00447 IMPORT_C int    X509_STORE_load_locations (X509_STORE *ctx,
00448                 const char *file, const char *dir);
00449 IMPORT_C int    X509_STORE_set_default_paths(X509_STORE *ctx);
00450 #endif
00451 
00452 IMPORT_C int X509_STORE_CTX_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
00453         CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);
00454 IMPORT_C int    X509_STORE_CTX_set_ex_data(X509_STORE_CTX *ctx,int idx,void *data);
00455 IMPORT_C void * X509_STORE_CTX_get_ex_data(X509_STORE_CTX *ctx,int idx);
00456 IMPORT_C int    X509_STORE_CTX_get_error(X509_STORE_CTX *ctx);
00457 IMPORT_C void   X509_STORE_CTX_set_error(X509_STORE_CTX *ctx,int s);
00458 IMPORT_C int    X509_STORE_CTX_get_error_depth(X509_STORE_CTX *ctx);
00459 IMPORT_C X509 * X509_STORE_CTX_get_current_cert(X509_STORE_CTX *ctx);
00460 IMPORT_C STACK_OF(X509) *X509_STORE_CTX_get_chain(X509_STORE_CTX *ctx);
00461 IMPORT_C STACK_OF(X509) *X509_STORE_CTX_get1_chain(X509_STORE_CTX *ctx);
00462 IMPORT_C void   X509_STORE_CTX_set_cert(X509_STORE_CTX *c,X509 *x);
00463 IMPORT_C void   X509_STORE_CTX_set_chain(X509_STORE_CTX *c,STACK_OF(X509) *sk);
00464 IMPORT_C void   X509_STORE_CTX_set0_crls(X509_STORE_CTX *c,STACK_OF(X509_CRL) *sk);
00465 IMPORT_C int X509_STORE_CTX_set_purpose(X509_STORE_CTX *ctx, int purpose);
00466 IMPORT_C int X509_STORE_CTX_set_trust(X509_STORE_CTX *ctx, int trust);
00467 IMPORT_C int X509_STORE_CTX_purpose_inherit(X509_STORE_CTX *ctx, int def_purpose,
00468                                 int purpose, int trust);
00469 IMPORT_C void X509_STORE_CTX_set_flags(X509_STORE_CTX *ctx, unsigned long flags);
00470 IMPORT_C void X509_STORE_CTX_set_time(X509_STORE_CTX *ctx, unsigned long flags,
00471                                                                 time_t t);
00472 IMPORT_C void X509_STORE_CTX_set_verify_cb(X509_STORE_CTX *ctx,
00473                                   int (*verify_cb)(int, X509_STORE_CTX *));
00474   
00475 IMPORT_C X509_POLICY_TREE *X509_STORE_CTX_get0_policy_tree(X509_STORE_CTX *ctx);
00476 IMPORT_C int X509_STORE_CTX_get_explicit_policy(X509_STORE_CTX *ctx);
00477 
00478 IMPORT_C X509_VERIFY_PARAM *X509_STORE_CTX_get0_param(X509_STORE_CTX *ctx);
00479 IMPORT_C void X509_STORE_CTX_set0_param(X509_STORE_CTX *ctx, X509_VERIFY_PARAM *param);
00480 IMPORT_C int X509_STORE_CTX_set_default(X509_STORE_CTX *ctx, const char *name);
00481 
00482 /* X509_VERIFY_PARAM functions */
00483 
00484 IMPORT_C X509_VERIFY_PARAM *X509_VERIFY_PARAM_new(void);
00485 IMPORT_C void X509_VERIFY_PARAM_free(X509_VERIFY_PARAM *param);
00486 IMPORT_C int X509_VERIFY_PARAM_inherit(X509_VERIFY_PARAM *to,
00487                                                 const X509_VERIFY_PARAM *from);
00488 IMPORT_C int X509_VERIFY_PARAM_set1(X509_VERIFY_PARAM *to, 
00489                                                 const X509_VERIFY_PARAM *from);
00490 IMPORT_C int X509_VERIFY_PARAM_set1_name(X509_VERIFY_PARAM *param, const char *name);
00491 IMPORT_C int X509_VERIFY_PARAM_set_flags(X509_VERIFY_PARAM *param, unsigned long flags);
00492 IMPORT_C int X509_VERIFY_PARAM_clear_flags(X509_VERIFY_PARAM *param,
00493                                                         unsigned long flags);
00494 IMPORT_C unsigned long X509_VERIFY_PARAM_get_flags(X509_VERIFY_PARAM *param);
00495 IMPORT_C int X509_VERIFY_PARAM_set_purpose(X509_VERIFY_PARAM *param, int purpose);
00496 IMPORT_C int X509_VERIFY_PARAM_set_trust(X509_VERIFY_PARAM *param, int trust);
00497 IMPORT_C void X509_VERIFY_PARAM_set_depth(X509_VERIFY_PARAM *param, int depth);
00498 IMPORT_C void X509_VERIFY_PARAM_set_time(X509_VERIFY_PARAM *param, time_t t);
00499 IMPORT_C int X509_VERIFY_PARAM_add0_policy(X509_VERIFY_PARAM *param,
00500                                                 ASN1_OBJECT *policy);
00501 IMPORT_C int X509_VERIFY_PARAM_set1_policies(X509_VERIFY_PARAM *param, 
00502                                         STACK_OF(ASN1_OBJECT) *policies);
00503 IMPORT_C int X509_VERIFY_PARAM_get_depth(const X509_VERIFY_PARAM *param);
00504 
00505 IMPORT_C int X509_VERIFY_PARAM_add0_table(X509_VERIFY_PARAM *param);
00506 IMPORT_C const X509_VERIFY_PARAM *X509_VERIFY_PARAM_lookup(const char *name);
00507 IMPORT_C void X509_VERIFY_PARAM_table_cleanup(void);
00508 
00509 IMPORT_C int X509_policy_check(X509_POLICY_TREE **ptree, int *pexplicit_policy,
00510                         STACK_OF(X509) *certs,
00511                         STACK_OF(ASN1_OBJECT) *policy_oids,
00512                         unsigned int flags);
00513 
00514 IMPORT_C void X509_policy_tree_free(X509_POLICY_TREE *tree);
00515 
00516 IMPORT_C int X509_policy_tree_level_count(const X509_POLICY_TREE *tree);
00517 IMPORT_C X509_POLICY_LEVEL *
00518         X509_policy_tree_get0_level(const X509_POLICY_TREE *tree, int i);
00519 
00520 IMPORT_C STACK_OF(X509_POLICY_NODE) *
00521         X509_policy_tree_get0_policies(const X509_POLICY_TREE *tree);
00522 
00523 IMPORT_C STACK_OF(X509_POLICY_NODE) *
00524         X509_policy_tree_get0_user_policies(const X509_POLICY_TREE *tree);
00525 
00526 IMPORT_C int X509_policy_level_node_count(X509_POLICY_LEVEL *level);
00527 
00528 IMPORT_C X509_POLICY_NODE *X509_policy_level_get0_node(X509_POLICY_LEVEL *level, int i);
00529 
00530 IMPORT_C const ASN1_OBJECT *X509_policy_node_get0_policy(const X509_POLICY_NODE *node);
00531 
00532 IMPORT_C STACK_OF(POLICYQUALINFO) *
00533         X509_policy_node_get0_qualifiers(const X509_POLICY_NODE *node);
00534 IMPORT_C const X509_POLICY_NODE *
00535         X509_policy_node_get0_parent(const X509_POLICY_NODE *node);
00536 
00537 #ifdef  __cplusplus
00538 }
00539 #endif
00540 #endif
00541