securityanddataprivacytools/securitytools/openssllib/import/inc/openssl/x509_vfy.h
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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 #ifndef OPENSSL_NO_LHASH
       
    69 #include <openssl/lhash.h>
       
    70 #endif
       
    71 #include <openssl/bio.h>
       
    72 #include <openssl/crypto.h>
       
    73 #include <openssl/symhacks.h>
       
    74 
       
    75 #ifdef  __cplusplus
       
    76 extern "C" {
       
    77 #endif
       
    78 
       
    79 /* Outer object */
       
    80 typedef struct x509_hash_dir_st
       
    81 	{
       
    82 	int num_dirs;
       
    83 	char **dirs;
       
    84 	int *dirs_type;
       
    85 	int num_dirs_alloced;
       
    86 	} X509_HASH_DIR_CTX;
       
    87 
       
    88 typedef struct x509_file_st
       
    89 	{
       
    90 	int num_paths;	/* number of paths to files or directories */
       
    91 	int num_alloced;
       
    92 	char **paths;	/* the list of paths or directories */
       
    93 	int *path_type;
       
    94 	} X509_CERT_FILE_CTX;
       
    95 
       
    96 /*******************************/
       
    97 /*
       
    98 SSL_CTX -> X509_STORE    
       
    99 		-> X509_LOOKUP
       
   100 			->X509_LOOKUP_METHOD
       
   101 		-> X509_LOOKUP
       
   102 			->X509_LOOKUP_METHOD
       
   103  
       
   104 SSL	-> X509_STORE_CTX
       
   105 		->X509_STORE    
       
   106 
       
   107 The X509_STORE holds the tables etc for verification stuff.
       
   108 A X509_STORE_CTX is used while validating a single certificate.
       
   109 The X509_STORE has X509_LOOKUPs for looking up certs.
       
   110 The X509_STORE then calls a function to actually verify the
       
   111 certificate chain.
       
   112 */
       
   113 
       
   114 #define X509_LU_RETRY		-1
       
   115 #define X509_LU_FAIL		0
       
   116 #define X509_LU_X509		1
       
   117 #define X509_LU_CRL		2
       
   118 #define X509_LU_PKEY		3
       
   119 
       
   120 typedef struct x509_object_st
       
   121 	{
       
   122 	/* one of the above types */
       
   123 	int type;
       
   124 	union	{
       
   125 		char *ptr;
       
   126 		X509 *x509;
       
   127 		X509_CRL *crl;
       
   128 		EVP_PKEY *pkey;
       
   129 		} data;
       
   130 	} X509_OBJECT;
       
   131 
       
   132 typedef struct x509_lookup_st X509_LOOKUP;
       
   133 
       
   134 DECLARE_STACK_OF(X509_LOOKUP)
       
   135 DECLARE_STACK_OF(X509_OBJECT)
       
   136 
       
   137 /* This is a static that defines the function interface */
       
   138 typedef struct x509_lookup_method_st
       
   139 	{
       
   140 	const char *name;
       
   141 	int (*new_item)(X509_LOOKUP *ctx);
       
   142 	void (*free)(X509_LOOKUP *ctx);
       
   143 	int (*init)(X509_LOOKUP *ctx);
       
   144 	int (*shutdown)(X509_LOOKUP *ctx);
       
   145 	int (*ctrl)(X509_LOOKUP *ctx,int cmd,const char *argc,long argl,
       
   146 			char **ret);
       
   147 	int (*get_by_subject)(X509_LOOKUP *ctx,int type,X509_NAME *name,
       
   148 			      X509_OBJECT *ret);
       
   149 	int (*get_by_issuer_serial)(X509_LOOKUP *ctx,int type,X509_NAME *name,
       
   150 				    ASN1_INTEGER *serial,X509_OBJECT *ret);
       
   151 	int (*get_by_fingerprint)(X509_LOOKUP *ctx,int type,
       
   152 				  unsigned char *bytes,int len,
       
   153 				  X509_OBJECT *ret);
       
   154 	int (*get_by_alias)(X509_LOOKUP *ctx,int type,char *str,int len,
       
   155 			    X509_OBJECT *ret);
       
   156 	} X509_LOOKUP_METHOD;
       
   157 
       
   158 /* This is used to hold everything.  It is used for all certificate
       
   159  * validation.  Once we have a certificate chain, the 'verify'
       
   160  * function is then called to actually check the cert chain. */
       
   161 struct x509_store_st
       
   162 	{
       
   163 	/* The following is a cache of trusted certs */
       
   164 	int cache; 	/* if true, stash any hits */
       
   165 	STACK_OF(X509_OBJECT) *objs;	/* Cache of all objects */
       
   166 
       
   167 	/* These are external lookup methods */
       
   168 	STACK_OF(X509_LOOKUP) *get_cert_methods;
       
   169 
       
   170 	/* The following fields are not used by X509_STORE but are
       
   171          * inherited by X509_STORE_CTX when it is initialised.
       
   172 	 */
       
   173 
       
   174 	unsigned long flags;	/* Various verify flags */
       
   175 	int purpose;
       
   176 	int trust;
       
   177 	/* Callbacks for various operations */
       
   178 	int (*verify)(X509_STORE_CTX *ctx);	/* called to verify a certificate */
       
   179 	int (*verify_cb)(int ok,X509_STORE_CTX *ctx);	/* error callback */
       
   180 	int (*get_issuer)(X509 **issuer, X509_STORE_CTX *ctx, X509 *x);	/* get issuers cert from ctx */
       
   181 	int (*check_issued)(X509_STORE_CTX *ctx, X509 *x, X509 *issuer); /* check issued */
       
   182 	int (*check_revocation)(X509_STORE_CTX *ctx); /* Check revocation status of chain */
       
   183 	int (*get_crl)(X509_STORE_CTX *ctx, X509_CRL **crl, X509 *x); /* retrieve CRL */
       
   184 	int (*check_crl)(X509_STORE_CTX *ctx, X509_CRL *crl); /* Check CRL validity */
       
   185 	int (*cert_crl)(X509_STORE_CTX *ctx, X509_CRL *crl, X509 *x); /* Check certificate against CRL */
       
   186 	int (*cleanup)(X509_STORE_CTX *ctx);
       
   187 
       
   188 	CRYPTO_EX_DATA ex_data;
       
   189 	int references;
       
   190 	int depth;		/* how deep to look (still unused -- X509_STORE_CTX's depth is used) */
       
   191 	} /* X509_STORE */;
       
   192 
       
   193 #define X509_STORE_set_depth(ctx,d)       ((ctx)->depth=(d))
       
   194 
       
   195 #define X509_STORE_set_verify_cb_func(ctx,func) ((ctx)->verify_cb=(func))
       
   196 #define X509_STORE_set_verify_func(ctx,func)	((ctx)->verify=(func))
       
   197 
       
   198 /* This is the functions plus an instance of the local variables. */
       
   199 struct x509_lookup_st
       
   200 	{
       
   201 	int init;			/* have we been started */
       
   202 	int skip;			/* don't use us. */
       
   203 	X509_LOOKUP_METHOD *method;	/* the functions */
       
   204 	char *method_data;		/* method data */
       
   205 
       
   206 	X509_STORE *store_ctx;	/* who owns us */
       
   207 	} /* X509_LOOKUP */;
       
   208 
       
   209 /* This is a used when verifying cert chains.  Since the
       
   210  * gathering of the cert chain can take some time (and have to be
       
   211  * 'retried', this needs to be kept and passed around. */
       
   212 struct x509_store_ctx_st      /* X509_STORE_CTX */
       
   213 	{
       
   214 	X509_STORE *ctx;
       
   215 	int current_method;	/* used when looking up certs */
       
   216 
       
   217 	/* The following are set by the caller */
       
   218 	X509 *cert;		/* The cert to check */
       
   219 	STACK_OF(X509) *untrusted;	/* chain of X509s - untrusted - passed in */
       
   220 	int purpose;		/* purpose to check untrusted certificates */
       
   221 	int trust;		/* trust setting to check */
       
   222 	time_t	check_time;	/* time to make verify at */
       
   223 	unsigned long flags;	/* Various verify flags */
       
   224 	void *other_ctx;	/* Other info for use with get_issuer() */
       
   225 
       
   226 	/* Callbacks for various operations */
       
   227 	int (*verify)(X509_STORE_CTX *ctx);	/* called to verify a certificate */
       
   228 	int (*verify_cb)(int ok,X509_STORE_CTX *ctx);		/* error callback */
       
   229 	int (*get_issuer)(X509 **issuer, X509_STORE_CTX *ctx, X509 *x);	/* get issuers cert from ctx */
       
   230 	int (*check_issued)(X509_STORE_CTX *ctx, X509 *x, X509 *issuer); /* check issued */
       
   231 	int (*check_revocation)(X509_STORE_CTX *ctx); /* Check revocation status of chain */
       
   232 	int (*get_crl)(X509_STORE_CTX *ctx, X509_CRL **crl, X509 *x); /* retrieve CRL */
       
   233 	int (*check_crl)(X509_STORE_CTX *ctx, X509_CRL *crl); /* Check CRL validity */
       
   234 	int (*cert_crl)(X509_STORE_CTX *ctx, X509_CRL *crl, X509 *x); /* Check certificate against CRL */
       
   235 	int (*cleanup)(X509_STORE_CTX *ctx);
       
   236 
       
   237 	/* The following is built up */
       
   238 	int depth;		/* how far to go looking up certs */
       
   239 	int valid;		/* if 0, rebuild chain */
       
   240 	int last_untrusted;	/* index of last untrusted cert */
       
   241 	STACK_OF(X509) *chain; 		/* chain of X509s - built up and trusted */
       
   242 
       
   243 	/* When something goes wrong, this is why */
       
   244 	int error_depth;
       
   245 	int error;
       
   246 	X509 *current_cert;
       
   247 	X509 *current_issuer;	/* cert currently being tested as valid issuer */
       
   248 	X509_CRL *current_crl;	/* current CRL */
       
   249 
       
   250 	CRYPTO_EX_DATA ex_data;
       
   251 	} /* X509_STORE_CTX */;
       
   252 
       
   253 #define X509_STORE_CTX_set_depth(ctx,d)       ((ctx)->depth=(d))
       
   254 
       
   255 #define X509_STORE_CTX_set_app_data(ctx,data) \
       
   256 	X509_STORE_CTX_set_ex_data(ctx,0,data)
       
   257 #define X509_STORE_CTX_get_app_data(ctx) \
       
   258 	X509_STORE_CTX_get_ex_data(ctx,0)
       
   259 
       
   260 #define X509_L_FILE_LOAD	1
       
   261 #define X509_L_ADD_DIR		2
       
   262 
       
   263 #define X509_LOOKUP_load_file(x,name,type) \
       
   264 		X509_LOOKUP_ctrl((x),X509_L_FILE_LOAD,(name),(long)(type),NULL)
       
   265 
       
   266 #define X509_LOOKUP_add_dir(x,name,type) \
       
   267 		X509_LOOKUP_ctrl((x),X509_L_ADD_DIR,(name),(long)(type),NULL)
       
   268 
       
   269 #define		X509_V_OK					0
       
   270 /* illegal error (for uninitialized values, to avoid X509_V_OK): 1 */
       
   271 
       
   272 #define		X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT		2
       
   273 #define		X509_V_ERR_UNABLE_TO_GET_CRL			3
       
   274 #define		X509_V_ERR_UNABLE_TO_DECRYPT_CERT_SIGNATURE	4
       
   275 #define		X509_V_ERR_UNABLE_TO_DECRYPT_CRL_SIGNATURE	5
       
   276 #define		X509_V_ERR_UNABLE_TO_DECODE_ISSUER_PUBLIC_KEY	6
       
   277 #define		X509_V_ERR_CERT_SIGNATURE_FAILURE		7
       
   278 #define		X509_V_ERR_CRL_SIGNATURE_FAILURE		8
       
   279 #define		X509_V_ERR_CERT_NOT_YET_VALID			9	
       
   280 #define		X509_V_ERR_CERT_HAS_EXPIRED			10
       
   281 #define		X509_V_ERR_CRL_NOT_YET_VALID			11
       
   282 #define		X509_V_ERR_CRL_HAS_EXPIRED			12
       
   283 #define		X509_V_ERR_ERROR_IN_CERT_NOT_BEFORE_FIELD	13
       
   284 #define		X509_V_ERR_ERROR_IN_CERT_NOT_AFTER_FIELD	14
       
   285 #define		X509_V_ERR_ERROR_IN_CRL_LAST_UPDATE_FIELD	15
       
   286 #define		X509_V_ERR_ERROR_IN_CRL_NEXT_UPDATE_FIELD	16
       
   287 #define		X509_V_ERR_OUT_OF_MEM				17
       
   288 #define		X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT		18
       
   289 #define		X509_V_ERR_SELF_SIGNED_CERT_IN_CHAIN		19
       
   290 #define		X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT_LOCALLY	20
       
   291 #define		X509_V_ERR_UNABLE_TO_VERIFY_LEAF_SIGNATURE	21
       
   292 #define		X509_V_ERR_CERT_CHAIN_TOO_LONG			22
       
   293 #define		X509_V_ERR_CERT_REVOKED				23
       
   294 #define		X509_V_ERR_INVALID_CA				24
       
   295 #define		X509_V_ERR_PATH_LENGTH_EXCEEDED			25
       
   296 #define		X509_V_ERR_INVALID_PURPOSE			26
       
   297 #define		X509_V_ERR_CERT_UNTRUSTED			27
       
   298 #define		X509_V_ERR_CERT_REJECTED			28
       
   299 /* These are 'informational' when looking for issuer cert */
       
   300 #define		X509_V_ERR_SUBJECT_ISSUER_MISMATCH		29
       
   301 #define		X509_V_ERR_AKID_SKID_MISMATCH			30
       
   302 #define		X509_V_ERR_AKID_ISSUER_SERIAL_MISMATCH		31
       
   303 #define		X509_V_ERR_KEYUSAGE_NO_CERTSIGN			32
       
   304 
       
   305 #define		X509_V_ERR_UNABLE_TO_GET_CRL_ISSUER		33
       
   306 #define		X509_V_ERR_UNHANDLED_CRITICAL_EXTENSION		34
       
   307 
       
   308 /* The application is not happy */
       
   309 #define		X509_V_ERR_APPLICATION_VERIFICATION		50
       
   310 
       
   311 /* Certificate verify flags */
       
   312 
       
   313 #define	X509_V_FLAG_CB_ISSUER_CHECK		0x1	/* Send issuer+subject checks to verify_cb */
       
   314 #define	X509_V_FLAG_USE_CHECK_TIME		0x2	/* Use check time instead of current time */
       
   315 #define	X509_V_FLAG_CRL_CHECK			0x4	/* Lookup CRLs */
       
   316 #define	X509_V_FLAG_CRL_CHECK_ALL		0x8	/* Lookup CRLs for whole chain */
       
   317 #define	X509_V_FLAG_IGNORE_CRITICAL		0x10	/* Ignore unhandled critical extensions */
       
   318 
       
   319 int X509_OBJECT_idx_by_subject(STACK_OF(X509_OBJECT) *h, int type,
       
   320 	     X509_NAME *name);
       
   321 X509_OBJECT *X509_OBJECT_retrieve_by_subject(STACK_OF(X509_OBJECT) *h,int type,X509_NAME *name);
       
   322 X509_OBJECT *X509_OBJECT_retrieve_match(STACK_OF(X509_OBJECT) *h, X509_OBJECT *x);
       
   323 void X509_OBJECT_up_ref_count(X509_OBJECT *a);
       
   324 void X509_OBJECT_free_contents(X509_OBJECT *a);
       
   325 X509_STORE *X509_STORE_new(void );
       
   326 void X509_STORE_free(X509_STORE *v);
       
   327 
       
   328 void X509_STORE_set_flags(X509_STORE *ctx, long flags);
       
   329 int X509_STORE_set_purpose(X509_STORE *ctx, int purpose);
       
   330 int X509_STORE_set_trust(X509_STORE *ctx, int trust);
       
   331 
       
   332 X509_STORE_CTX *X509_STORE_CTX_new(void);
       
   333 
       
   334 int X509_STORE_CTX_get1_issuer(X509 **issuer, X509_STORE_CTX *ctx, X509 *x);
       
   335 
       
   336 void X509_STORE_CTX_free(X509_STORE_CTX *ctx);
       
   337 int X509_STORE_CTX_init(X509_STORE_CTX *ctx, X509_STORE *store,
       
   338 			 X509 *x509, STACK_OF(X509) *chain);
       
   339 void X509_STORE_CTX_trusted_stack(X509_STORE_CTX *ctx, STACK_OF(X509) *sk);
       
   340 void X509_STORE_CTX_cleanup(X509_STORE_CTX *ctx);
       
   341 
       
   342 X509_LOOKUP *X509_STORE_add_lookup(X509_STORE *v, X509_LOOKUP_METHOD *m);
       
   343 
       
   344 X509_LOOKUP_METHOD *X509_LOOKUP_hash_dir(void);
       
   345 X509_LOOKUP_METHOD *X509_LOOKUP_file(void);
       
   346 
       
   347 int X509_STORE_add_cert(X509_STORE *ctx, X509 *x);
       
   348 int X509_STORE_add_crl(X509_STORE *ctx, X509_CRL *x);
       
   349 
       
   350 int X509_STORE_get_by_subject(X509_STORE_CTX *vs,int type,X509_NAME *name,
       
   351 	X509_OBJECT *ret);
       
   352 
       
   353 int X509_LOOKUP_ctrl(X509_LOOKUP *ctx, int cmd, const char *argc,
       
   354 	long argl, char **ret);
       
   355 
       
   356 #ifndef OPENSSL_NO_STDIO
       
   357 int X509_load_cert_file(X509_LOOKUP *ctx, const char *file, int type);
       
   358 int X509_load_crl_file(X509_LOOKUP *ctx, const char *file, int type);
       
   359 int X509_load_cert_crl_file(X509_LOOKUP *ctx, const char *file, int type);
       
   360 #endif
       
   361 
       
   362 
       
   363 X509_LOOKUP *X509_LOOKUP_new(X509_LOOKUP_METHOD *method);
       
   364 void X509_LOOKUP_free(X509_LOOKUP *ctx);
       
   365 int X509_LOOKUP_init(X509_LOOKUP *ctx);
       
   366 int X509_LOOKUP_by_subject(X509_LOOKUP *ctx, int type, X509_NAME *name,
       
   367 	X509_OBJECT *ret);
       
   368 int X509_LOOKUP_by_issuer_serial(X509_LOOKUP *ctx, int type, X509_NAME *name,
       
   369 	ASN1_INTEGER *serial, X509_OBJECT *ret);
       
   370 int X509_LOOKUP_by_fingerprint(X509_LOOKUP *ctx, int type,
       
   371 	unsigned char *bytes, int len, X509_OBJECT *ret);
       
   372 int X509_LOOKUP_by_alias(X509_LOOKUP *ctx, int type, char *str,
       
   373 	int len, X509_OBJECT *ret);
       
   374 int X509_LOOKUP_shutdown(X509_LOOKUP *ctx);
       
   375 
       
   376 #ifndef OPENSSL_NO_STDIO
       
   377 int	X509_STORE_load_locations (X509_STORE *ctx,
       
   378 		const char *file, const char *dir);
       
   379 int	X509_STORE_set_default_paths(X509_STORE *ctx);
       
   380 #endif
       
   381 
       
   382 int X509_STORE_CTX_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
       
   383 	CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);
       
   384 int	X509_STORE_CTX_set_ex_data(X509_STORE_CTX *ctx,int idx,void *data);
       
   385 void *	X509_STORE_CTX_get_ex_data(X509_STORE_CTX *ctx,int idx);
       
   386 int	X509_STORE_CTX_get_error(X509_STORE_CTX *ctx);
       
   387 void	X509_STORE_CTX_set_error(X509_STORE_CTX *ctx,int s);
       
   388 int	X509_STORE_CTX_get_error_depth(X509_STORE_CTX *ctx);
       
   389 X509 *	X509_STORE_CTX_get_current_cert(X509_STORE_CTX *ctx);
       
   390 STACK_OF(X509) *X509_STORE_CTX_get_chain(X509_STORE_CTX *ctx);
       
   391 STACK_OF(X509) *X509_STORE_CTX_get1_chain(X509_STORE_CTX *ctx);
       
   392 void	X509_STORE_CTX_set_cert(X509_STORE_CTX *c,X509 *x);
       
   393 void	X509_STORE_CTX_set_chain(X509_STORE_CTX *c,STACK_OF(X509) *sk);
       
   394 int X509_STORE_CTX_set_purpose(X509_STORE_CTX *ctx, int purpose);
       
   395 int X509_STORE_CTX_set_trust(X509_STORE_CTX *ctx, int trust);
       
   396 int X509_STORE_CTX_purpose_inherit(X509_STORE_CTX *ctx, int def_purpose,
       
   397 				int purpose, int trust);
       
   398 void X509_STORE_CTX_set_flags(X509_STORE_CTX *ctx, long flags);
       
   399 void X509_STORE_CTX_set_time(X509_STORE_CTX *ctx, long flags, time_t t);
       
   400 void X509_STORE_CTX_set_verify_cb(X509_STORE_CTX *ctx,
       
   401 				  int (*verify_cb)(int, X509_STORE_CTX *));
       
   402 
       
   403 #ifdef  __cplusplus
       
   404 }
       
   405 #endif
       
   406 #endif
       
   407 
       
   408