/* crypto/x509/x509_vfy.h */

 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)

  * All rights reserved.

  *

  * This package is an SSL implementation written

  * by Eric Young (eay@cryptsoft.com).

  * The implementation was written so as to conform with Netscapes SSL.

  * 

  * This library is free for commercial and non-commercial use as long as

  * the following conditions are aheared to.  The following conditions

  * apply to all code found in this distribution, be it the RC4, RSA,

  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation

  * included with this distribution is covered by the same copyright terms

  * except that the holder is Tim Hudson (tjh@cryptsoft.com).

  * 

  * Copyright remains Eric Young's, and as such any Copyright notices in

  * the code are not to be removed.

  * If this package is used in a product, Eric Young should be given attribution

  * as the author of the parts of the library used.

  * This can be in the form of a textual message at program startup or

  * in documentation (online or textual) provided with the package.

  * 

  * Redistribution and use in source and binary forms, with or without

  * modification, are permitted provided that the following conditions

  * are met:

  * 1. Redistributions of source code must retain the copyright

  *    notice, this list of conditions and the following disclaimer.

  * 2. Redistributions in binary form must reproduce the above copyright

  *    notice, this list of conditions and the following disclaimer in the

  *    documentation and/or other materials provided with the distribution.

  * 3. All advertising materials mentioning features or use of this software

  *    must display the following acknowledgement:

  *    "This product includes cryptographic software written by

  *     Eric Young (eay@cryptsoft.com)"

  *    The word 'cryptographic' can be left out if the rouines from the library

  *    being used are not cryptographic related :-).

  * 4. If you include any Windows specific code (or a derivative thereof) from 

  *    the apps directory (application code) you must include an acknowledgement:

  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"

  * 

  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND

  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE

  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL

  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS

  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT

  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY

  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF

  * SUCH DAMAGE.

  * 

  * The licence and distribution terms for any publically available version or

  * derivative of this code cannot be changed.  i.e. this code cannot simply be

  * copied and put under another distribution licence

  * [including the GNU Public Licence.]

  */

 /*

  © Portions copyright (c) 2006 Nokia Corporation.  All rights reserved.

  */

 #ifndef HEADER_X509_H

 #if (defined(__SYMBIAN32__) && !defined(SYMBIAN))

 #define SYMBIAN

 #endif

 #ifdef SYMBIAN

 #include <e32def.h>

 #endif

 #include <openssl/x509.h>

 /* openssl/x509.h ends up #include-ing this file at about the only

  * appropriate moment. */

 #endif

 #ifndef HEADER_X509_VFY_H

 #define HEADER_X509_VFY_H

 #include <openssl/opensslconf.h>

 #ifndef OPENSSL_NO_LHASH

 #include <openssl/lhash.h>

 #endif

 #include <openssl/bio.h>

 #include <openssl/crypto.h>

 #include <openssl/symhacks.h>

 #ifdef  __cplusplus

 extern "C" {

 #endif

 /* Outer object */

 typedef struct x509_hash_dir_st

 	{

 	int num_dirs;

 	char **dirs;

 	int *dirs_type;

 	int num_dirs_alloced;

 	} X509_HASH_DIR_CTX;

 typedef struct x509_file_st

 	{

 	int num_paths;	/* number of paths to files or directories */

 	int num_alloced;

 	char **paths;	/* the list of paths or directories */

 	int *path_type;

 	} X509_CERT_FILE_CTX;

 /*******************************/

 /*

 SSL_CTX -> X509_STORE    

 		-> X509_LOOKUP

 			->X509_LOOKUP_METHOD

 		-> X509_LOOKUP

 			->X509_LOOKUP_METHOD

 SSL	-> X509_STORE_CTX

 		->X509_STORE    

 The X509_STORE holds the tables etc for verification stuff.

 A X509_STORE_CTX is used while validating a single certificate.

 The X509_STORE has X509_LOOKUPs for looking up certs.

 The X509_STORE then calls a function to actually verify the

 certificate chain.

 */

 #define X509_LU_RETRY		-1

 #define X509_LU_FAIL		0

 #define X509_LU_X509		1

 #define X509_LU_CRL		2

 #define X509_LU_PKEY		3

 typedef struct x509_object_st

 	{

 	/* one of the above types */

 	int type;

 	union	{

 		char *ptr;

 		X509 *x509;

 		X509_CRL *crl;

 		EVP_PKEY *pkey;

 		} data;

 	} X509_OBJECT;

 typedef struct x509_lookup_st X509_LOOKUP;

 DECLARE_STACK_OF(X509_LOOKUP)

 DECLARE_STACK_OF(X509_OBJECT)

 /* This is a static that defines the function interface */

 typedef struct x509_lookup_method_st

 	{

 	const char *name;

 	int (*new_item)(X509_LOOKUP *ctx);

 	void (*free)(X509_LOOKUP *ctx);

 	int (*init)(X509_LOOKUP *ctx);

 	int (*shutdown)(X509_LOOKUP *ctx);

 	int (*ctrl)(X509_LOOKUP *ctx,int cmd,const char *argc,long argl,

 			char **ret);

 	int (*get_by_subject)(X509_LOOKUP *ctx,int type,X509_NAME *name,

 			      X509_OBJECT *ret);

 	int (*get_by_issuer_serial)(X509_LOOKUP *ctx,int type,X509_NAME *name,

 				    ASN1_INTEGER *serial,X509_OBJECT *ret);

 	int (*get_by_fingerprint)(X509_LOOKUP *ctx,int type,

 				  unsigned char *bytes,int len,

 				  X509_OBJECT *ret);

 	int (*get_by_alias)(X509_LOOKUP *ctx,int type,char *str,int len,

 			    X509_OBJECT *ret);

 	} X509_LOOKUP_METHOD;

 /* This structure hold all parameters associated with a verify operation

  * by including an X509_VERIFY_PARAM structure in related structures the

  * parameters used can be customized

  */

 typedef struct X509_VERIFY_PARAM_st

 	{

 	char *name;

 	time_t check_time;	/* Time to use */

 	unsigned long inh_flags; /* Inheritance flags */

 	unsigned long flags;	/* Various verify flags */

 	int purpose;		/* purpose to check untrusted certificates */

 	int trust;		/* trust setting to check */

 	int depth;		/* Verify depth */

 	STACK_OF(ASN1_OBJECT) *policies;	/* Permissible policies */

 	} X509_VERIFY_PARAM;

 DECLARE_STACK_OF(X509_VERIFY_PARAM)

 /* This is used to hold everything.  It is used for all certificate

  * validation.  Once we have a certificate chain, the 'verify'

  * function is then called to actually check the cert chain. */

 struct x509_store_st

 	{

 	/* The following is a cache of trusted certs */

 	int cache; 	/* if true, stash any hits */

 	STACK_OF(X509_OBJECT) *objs;	/* Cache of all objects */

 	/* These are external lookup methods */

 	STACK_OF(X509_LOOKUP) *get_cert_methods;

 	X509_VERIFY_PARAM *param;

 	/* Callbacks for various operations */

 	int (*verify)(X509_STORE_CTX *ctx);	/* called to verify a certificate */

 	int (*verify_cb)(int ok,X509_STORE_CTX *ctx);	/* error callback */

 	int (*get_issuer)(X509 **issuer, X509_STORE_CTX *ctx, X509 *x);	/* get issuers cert from ctx */

 	int (*check_issued)(X509_STORE_CTX *ctx, X509 *x, X509 *issuer); /* check issued */

 	int (*check_revocation)(X509_STORE_CTX *ctx); /* Check revocation status of chain */

 	int (*get_crl)(X509_STORE_CTX *ctx, X509_CRL **crl, X509 *x); /* retrieve CRL */

 	int (*check_crl)(X509_STORE_CTX *ctx, X509_CRL *crl); /* Check CRL validity */

 	int (*cert_crl)(X509_STORE_CTX *ctx, X509_CRL *crl, X509 *x); /* Check certificate against CRL */

 	int (*cleanup)(X509_STORE_CTX *ctx);

 	CRYPTO_EX_DATA ex_data;

 	int references;

 	} /* X509_STORE */;

 int X509_STORE_set_depth(X509_STORE *store, int depth);

 #define X509_STORE_set_verify_cb_func(ctx,func) ((ctx)->verify_cb=(func))

 #define X509_STORE_set_verify_func(ctx,func)	((ctx)->verify=(func))

 /* This is the functions plus an instance of the local variables. */

 struct x509_lookup_st

 	{

 	int init;			/* have we been started */

 	int skip;			/* don't use us. */

 	X509_LOOKUP_METHOD *method;	/* the functions */

 	char *method_data;		/* method data */

 	X509_STORE *store_ctx;	/* who owns us */

 	} /* X509_LOOKUP */;

 /* This is a used when verifying cert chains.  Since the

  * gathering of the cert chain can take some time (and have to be

  * 'retried', this needs to be kept and passed around. */

 struct x509_store_ctx_st      /* X509_STORE_CTX */

 	{

 	X509_STORE *ctx;

 	int current_method;	/* used when looking up certs */

 	/* The following are set by the caller */

 	X509 *cert;		/* The cert to check */

 	STACK_OF(X509) *untrusted;	/* chain of X509s - untrusted - passed in */

 	STACK_OF(X509_CRL) *crls;	/* set of CRLs passed in */

 	X509_VERIFY_PARAM *param;

 	void *other_ctx;	/* Other info for use with get_issuer() */

 	/* Callbacks for various operations */

 	int (*verify)(X509_STORE_CTX *ctx);	/* called to verify a certificate */

 	int (*verify_cb)(int ok,X509_STORE_CTX *ctx);		/* error callback */

 	int (*get_issuer)(X509 **issuer, X509_STORE_CTX *ctx, X509 *x);	/* get issuers cert from ctx */

 	int (*check_issued)(X509_STORE_CTX *ctx, X509 *x, X509 *issuer); /* check issued */

 	int (*check_revocation)(X509_STORE_CTX *ctx); /* Check revocation status of chain */

 	int (*get_crl)(X509_STORE_CTX *ctx, X509_CRL **crl, X509 *x); /* retrieve CRL */

 	int (*check_crl)(X509_STORE_CTX *ctx, X509_CRL *crl); /* Check CRL validity */

 	int (*cert_crl)(X509_STORE_CTX *ctx, X509_CRL *crl, X509 *x); /* Check certificate against CRL */

 	int (*check_policy)(X509_STORE_CTX *ctx);

 	int (*cleanup)(X509_STORE_CTX *ctx);

 	/* The following is built up */

 	int valid;		/* if 0, rebuild chain */

 	int last_untrusted;	/* index of last untrusted cert */

 	STACK_OF(X509) *chain; 		/* chain of X509s - built up and trusted */

 	X509_POLICY_TREE *tree;	/* Valid policy tree */

 	int explicit_policy;	/* Require explicit policy value */

 	/* When something goes wrong, this is why */

 	int error_depth;

 	int error;

 	X509 *current_cert;

 	X509 *current_issuer;	/* cert currently being tested as valid issuer */

 	X509_CRL *current_crl;	/* current CRL */

 	CRYPTO_EX_DATA ex_data;

 	} /* X509_STORE_CTX */;

 IMPORT_C void X509_STORE_CTX_set_depth(X509_STORE_CTX *ctx, int depth);

 #define X509_STORE_CTX_set_app_data(ctx,data) \

 	X509_STORE_CTX_set_ex_data(ctx,0,data)

 #define X509_STORE_CTX_get_app_data(ctx) \

 	X509_STORE_CTX_get_ex_data(ctx,0)

 #define X509_L_FILE_LOAD	1

 #define X509_L_ADD_DIR		2

 #define X509_LOOKUP_load_file(x,name,type) \

 		X509_LOOKUP_ctrl((x),X509_L_FILE_LOAD,(name),(long)(type),NULL)

 #define X509_LOOKUP_add_dir(x,name,type) \

 		X509_LOOKUP_ctrl((x),X509_L_ADD_DIR,(name),(long)(type),NULL)

 #define		X509_V_OK					0

 /* illegal error (for uninitialized values, to avoid X509_V_OK): 1 */

 #define		X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT		2

 #define		X509_V_ERR_UNABLE_TO_GET_CRL			3

 #define		X509_V_ERR_UNABLE_TO_DECRYPT_CERT_SIGNATURE	4

 #define		X509_V_ERR_UNABLE_TO_DECRYPT_CRL_SIGNATURE	5

 #define		X509_V_ERR_UNABLE_TO_DECODE_ISSUER_PUBLIC_KEY	6

 #define		X509_V_ERR_CERT_SIGNATURE_FAILURE		7

 #define		X509_V_ERR_CRL_SIGNATURE_FAILURE		8

 #define		X509_V_ERR_CERT_NOT_YET_VALID			9

 #define		X509_V_ERR_CERT_HAS_EXPIRED			10

 #define		X509_V_ERR_CRL_NOT_YET_VALID			11

 #define		X509_V_ERR_CRL_HAS_EXPIRED			12

 #define		X509_V_ERR_ERROR_IN_CERT_NOT_BEFORE_FIELD	13

 #define		X509_V_ERR_ERROR_IN_CERT_NOT_AFTER_FIELD	14

 #define		X509_V_ERR_ERROR_IN_CRL_LAST_UPDATE_FIELD	15

 #define		X509_V_ERR_ERROR_IN_CRL_NEXT_UPDATE_FIELD	16

 #define		X509_V_ERR_OUT_OF_MEM				17

 #define		X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT		18

 #define		X509_V_ERR_SELF_SIGNED_CERT_IN_CHAIN		19

 #define		X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT_LOCALLY	20

 #define		X509_V_ERR_UNABLE_TO_VERIFY_LEAF_SIGNATURE	21

 #define		X509_V_ERR_CERT_CHAIN_TOO_LONG			22

 #define		X509_V_ERR_CERT_REVOKED				23

 #define		X509_V_ERR_INVALID_CA				24

 #define		X509_V_ERR_PATH_LENGTH_EXCEEDED			25

 #define		X509_V_ERR_INVALID_PURPOSE			26

 #define		X509_V_ERR_CERT_UNTRUSTED			27

 #define		X509_V_ERR_CERT_REJECTED			28

 /* These are 'informational' when looking for issuer cert */

 #define		X509_V_ERR_SUBJECT_ISSUER_MISMATCH		29

 #define		X509_V_ERR_AKID_SKID_MISMATCH			30

 #define		X509_V_ERR_AKID_ISSUER_SERIAL_MISMATCH		31

 #define		X509_V_ERR_KEYUSAGE_NO_CERTSIGN			32

 #define		X509_V_ERR_UNABLE_TO_GET_CRL_ISSUER		33

 #define		X509_V_ERR_UNHANDLED_CRITICAL_EXTENSION		34

 #define		X509_V_ERR_KEYUSAGE_NO_CRL_SIGN			35

 #define		X509_V_ERR_UNHANDLED_CRITICAL_CRL_EXTENSION	36

 #define		X509_V_ERR_INVALID_NON_CA			37

 #define		X509_V_ERR_PROXY_PATH_LENGTH_EXCEEDED		38

 #define		X509_V_ERR_KEYUSAGE_NO_DIGITAL_SIGNATURE	39

 #define		X509_V_ERR_PROXY_CERTIFICATES_NOT_ALLOWED	40

 #define		X509_V_ERR_INVALID_EXTENSION			41

 #define		X509_V_ERR_INVALID_POLICY_EXTENSION		42

 #define		X509_V_ERR_NO_EXPLICIT_POLICY			43

 #define		X509_V_ERR_UNNESTED_RESOURCE			44

 /* The application is not happy */

 #define		X509_V_ERR_APPLICATION_VERIFICATION		50

 /* Certificate verify flags */

 /* Send issuer+subject checks to verify_cb */

 #define	X509_V_FLAG_CB_ISSUER_CHECK		0x1

 /* Use check time instead of current time */

 #define	X509_V_FLAG_USE_CHECK_TIME		0x2

 /* Lookup CRLs */

 #define	X509_V_FLAG_CRL_CHECK			0x4

 /* Lookup CRLs for whole chain */

 #define	X509_V_FLAG_CRL_CHECK_ALL		0x8

 /* Ignore unhandled critical extensions */

 #define	X509_V_FLAG_IGNORE_CRITICAL		0x10

 /* Disable workarounds for broken certificates */

 #define	X509_V_FLAG_X509_STRICT			0x20

 /* Enable proxy certificate validation */

 #define	X509_V_FLAG_ALLOW_PROXY_CERTS		0x40

 /* Enable policy checking */

 #define X509_V_FLAG_POLICY_CHECK		0x80

 /* Policy variable require-explicit-policy */

 #define X509_V_FLAG_EXPLICIT_POLICY		0x100

 /* Policy variable inhibit-any-policy */

 #define	X509_V_FLAG_INHIBIT_ANY			0x200

 /* Policy variable inhibit-policy-mapping */

 #define X509_V_FLAG_INHIBIT_MAP			0x400

 /* Notify callback that policy is OK */

 #define X509_V_FLAG_NOTIFY_POLICY		0x800

 #define X509_VP_FLAG_DEFAULT			0x1

 #define X509_VP_FLAG_OVERWRITE			0x2

 #define X509_VP_FLAG_RESET_FLAGS		0x4

 #define X509_VP_FLAG_LOCKED			0x8

 #define X509_VP_FLAG_ONCE			0x10

 /* Internal use: mask of policy related options */

 #define X509_V_FLAG_POLICY_MASK (X509_V_FLAG_POLICY_CHECK \

 				| X509_V_FLAG_EXPLICIT_POLICY \

 				| X509_V_FLAG_INHIBIT_ANY \

 				| X509_V_FLAG_INHIBIT_MAP)

 IMPORT_C int X509_OBJECT_idx_by_subject(STACK_OF(X509_OBJECT) *h, int type,

 	     X509_NAME *name);

 IMPORT_C X509_OBJECT *X509_OBJECT_retrieve_by_subject(STACK_OF(X509_OBJECT) *h,int type,X509_NAME *name);

 IMPORT_C X509_OBJECT *X509_OBJECT_retrieve_match(STACK_OF(X509_OBJECT) *h, X509_OBJECT *x);

 IMPORT_C void X509_OBJECT_up_ref_count(X509_OBJECT *a);

 IMPORT_C void X509_OBJECT_free_contents(X509_OBJECT *a);

 IMPORT_C X509_STORE *X509_STORE_new(void );

 IMPORT_C void X509_STORE_free(X509_STORE *v);

 IMPORT_C int X509_STORE_set_flags(X509_STORE *ctx, unsigned long flags);

 IMPORT_C int X509_STORE_set_purpose(X509_STORE *ctx, int purpose);

 IMPORT_C int X509_STORE_set_trust(X509_STORE *ctx, int trust);

 IMPORT_C int X509_STORE_set1_param(X509_STORE *ctx, X509_VERIFY_PARAM *pm);

 IMPORT_C X509_STORE_CTX *X509_STORE_CTX_new(void);

 IMPORT_C int X509_STORE_CTX_get1_issuer(X509 **issuer, X509_STORE_CTX *ctx, X509 *x);

 IMPORT_C void X509_STORE_CTX_free(X509_STORE_CTX *ctx);

 IMPORT_C int X509_STORE_CTX_init(X509_STORE_CTX *ctx, X509_STORE *store,

 			 X509 *x509, STACK_OF(X509) *chain);

 IMPORT_C void X509_STORE_CTX_trusted_stack(X509_STORE_CTX *ctx, STACK_OF(X509) *sk);

 IMPORT_C void X509_STORE_CTX_cleanup(X509_STORE_CTX *ctx);

 IMPORT_C X509_LOOKUP *X509_STORE_add_lookup(X509_STORE *v, X509_LOOKUP_METHOD *m);

 IMPORT_C X509_LOOKUP_METHOD *X509_LOOKUP_hash_dir(void);

 IMPORT_C X509_LOOKUP_METHOD *X509_LOOKUP_file(void);

 IMPORT_C int X509_STORE_add_cert(X509_STORE *ctx, X509 *x);

 IMPORT_C int X509_STORE_add_crl(X509_STORE *ctx, X509_CRL *x);

 IMPORT_C int X509_STORE_get_by_subject(X509_STORE_CTX *vs,int type,X509_NAME *name,

 	X509_OBJECT *ret);

 IMPORT_C int X509_LOOKUP_ctrl(X509_LOOKUP *ctx, int cmd, const char *argc,

 	long argl, char **ret);

 #ifndef OPENSSL_NO_STDIO

 IMPORT_C int X509_load_cert_file(X509_LOOKUP *ctx, const char *file, int type);

 IMPORT_C int X509_load_crl_file(X509_LOOKUP *ctx, const char *file, int type);

 IMPORT_C int X509_load_cert_crl_file(X509_LOOKUP *ctx, const char *file, int type);

 #endif

 IMPORT_C X509_LOOKUP *X509_LOOKUP_new(X509_LOOKUP_METHOD *method);

 IMPORT_C void X509_LOOKUP_free(X509_LOOKUP *ctx);

 IMPORT_C int X509_LOOKUP_init(X509_LOOKUP *ctx);

 IMPORT_C int X509_LOOKUP_by_subject(X509_LOOKUP *ctx, int type, X509_NAME *name,

 	X509_OBJECT *ret);

 IMPORT_C int X509_LOOKUP_by_issuer_serial(X509_LOOKUP *ctx, int type, X509_NAME *name,

 	ASN1_INTEGER *serial, X509_OBJECT *ret);

 IMPORT_C int X509_LOOKUP_by_fingerprint(X509_LOOKUP *ctx, int type,

 	unsigned char *bytes, int len, X509_OBJECT *ret);

 IMPORT_C int X509_LOOKUP_by_alias(X509_LOOKUP *ctx, int type, char *str,

 	int len, X509_OBJECT *ret);

 IMPORT_C int X509_LOOKUP_shutdown(X509_LOOKUP *ctx);

 #ifndef OPENSSL_NO_STDIO

 IMPORT_C int	X509_STORE_load_locations (X509_STORE *ctx,

 		const char *file, const char *dir);

 IMPORT_C int	X509_STORE_set_default_paths(X509_STORE *ctx);

 #endif

 IMPORT_C int X509_STORE_CTX_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,

 	CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);

 IMPORT_C int	X509_STORE_CTX_set_ex_data(X509_STORE_CTX *ctx,int idx,void *data);

 IMPORT_C void *	X509_STORE_CTX_get_ex_data(X509_STORE_CTX *ctx,int idx);

 IMPORT_C int	X509_STORE_CTX_get_error(X509_STORE_CTX *ctx);

 IMPORT_C void	X509_STORE_CTX_set_error(X509_STORE_CTX *ctx,int s);

 IMPORT_C int	X509_STORE_CTX_get_error_depth(X509_STORE_CTX *ctx);

 IMPORT_C X509 *	X509_STORE_CTX_get_current_cert(X509_STORE_CTX *ctx);

 IMPORT_C STACK_OF(X509) *X509_STORE_CTX_get_chain(X509_STORE_CTX *ctx);

 IMPORT_C STACK_OF(X509) *X509_STORE_CTX_get1_chain(X509_STORE_CTX *ctx);

 IMPORT_C void	X509_STORE_CTX_set_cert(X509_STORE_CTX *c,X509 *x);

 IMPORT_C void	X509_STORE_CTX_set_chain(X509_STORE_CTX *c,STACK_OF(X509) *sk);

 IMPORT_C void	X509_STORE_CTX_set0_crls(X509_STORE_CTX *c,STACK_OF(X509_CRL) *sk);

 IMPORT_C int X509_STORE_CTX_set_purpose(X509_STORE_CTX *ctx, int purpose);

 IMPORT_C int X509_STORE_CTX_set_trust(X509_STORE_CTX *ctx, int trust);

 IMPORT_C int X509_STORE_CTX_purpose_inherit(X509_STORE_CTX *ctx, int def_purpose,

 				int purpose, int trust);

 IMPORT_C void X509_STORE_CTX_set_flags(X509_STORE_CTX *ctx, unsigned long flags);

 IMPORT_C void X509_STORE_CTX_set_time(X509_STORE_CTX *ctx, unsigned long flags,

 								time_t t);

 IMPORT_C void X509_STORE_CTX_set_verify_cb(X509_STORE_CTX *ctx,

 				  int (*verify_cb)(int, X509_STORE_CTX *));

 IMPORT_C X509_POLICY_TREE *X509_STORE_CTX_get0_policy_tree(X509_STORE_CTX *ctx);

 IMPORT_C int X509_STORE_CTX_get_explicit_policy(X509_STORE_CTX *ctx);

 IMPORT_C X509_VERIFY_PARAM *X509_STORE_CTX_get0_param(X509_STORE_CTX *ctx);

 IMPORT_C void X509_STORE_CTX_set0_param(X509_STORE_CTX *ctx, X509_VERIFY_PARAM *param);

 IMPORT_C int X509_STORE_CTX_set_default(X509_STORE_CTX *ctx, const char *name);

 /* X509_VERIFY_PARAM functions */

 IMPORT_C X509_VERIFY_PARAM *X509_VERIFY_PARAM_new(void);

 IMPORT_C void X509_VERIFY_PARAM_free(X509_VERIFY_PARAM *param);

 IMPORT_C int X509_VERIFY_PARAM_inherit(X509_VERIFY_PARAM *to,

 						const X509_VERIFY_PARAM *from);

 IMPORT_C int X509_VERIFY_PARAM_set1(X509_VERIFY_PARAM *to, 

 						const X509_VERIFY_PARAM *from);

 IMPORT_C int X509_VERIFY_PARAM_set1_name(X509_VERIFY_PARAM *param, const char *name);

 IMPORT_C int X509_VERIFY_PARAM_set_flags(X509_VERIFY_PARAM *param, unsigned long flags);

 IMPORT_C int X509_VERIFY_PARAM_clear_flags(X509_VERIFY_PARAM *param,

 							unsigned long flags);

 IMPORT_C unsigned long X509_VERIFY_PARAM_get_flags(X509_VERIFY_PARAM *param);

 IMPORT_C int X509_VERIFY_PARAM_set_purpose(X509_VERIFY_PARAM *param, int purpose);

 IMPORT_C int X509_VERIFY_PARAM_set_trust(X509_VERIFY_PARAM *param, int trust);

 IMPORT_C void X509_VERIFY_PARAM_set_depth(X509_VERIFY_PARAM *param, int depth);

 IMPORT_C void X509_VERIFY_PARAM_set_time(X509_VERIFY_PARAM *param, time_t t);

 IMPORT_C int X509_VERIFY_PARAM_add0_policy(X509_VERIFY_PARAM *param,

 						ASN1_OBJECT *policy);

 IMPORT_C int X509_VERIFY_PARAM_set1_policies(X509_VERIFY_PARAM *param, 

 					STACK_OF(ASN1_OBJECT) *policies);

 IMPORT_C int X509_VERIFY_PARAM_get_depth(const X509_VERIFY_PARAM *param);

 IMPORT_C int X509_VERIFY_PARAM_add0_table(X509_VERIFY_PARAM *param);

 IMPORT_C const X509_VERIFY_PARAM *X509_VERIFY_PARAM_lookup(const char *name);

 IMPORT_C void X509_VERIFY_PARAM_table_cleanup(void);

 IMPORT_C int X509_policy_check(X509_POLICY_TREE **ptree, int *pexplicit_policy,

 			STACK_OF(X509) *certs,

 			STACK_OF(ASN1_OBJECT) *policy_oids,

 			unsigned int flags);

 IMPORT_C void X509_policy_tree_free(X509_POLICY_TREE *tree);

 IMPORT_C int X509_policy_tree_level_count(const X509_POLICY_TREE *tree);

 IMPORT_C X509_POLICY_LEVEL *

 	X509_policy_tree_get0_level(const X509_POLICY_TREE *tree, int i);

 IMPORT_C STACK_OF(X509_POLICY_NODE) *

 	X509_policy_tree_get0_policies(const X509_POLICY_TREE *tree);

 IMPORT_C STACK_OF(X509_POLICY_NODE) *

 	X509_policy_tree_get0_user_policies(const X509_POLICY_TREE *tree);

 IMPORT_C int X509_policy_level_node_count(X509_POLICY_LEVEL *level);

 IMPORT_C X509_POLICY_NODE *X509_policy_level_get0_node(X509_POLICY_LEVEL *level, int i);

 IMPORT_C const ASN1_OBJECT *X509_policy_node_get0_policy(const X509_POLICY_NODE *node);

 IMPORT_C STACK_OF(POLICYQUALINFO) *

 	X509_policy_node_get0_qualifiers(const X509_POLICY_NODE *node);

 IMPORT_C const X509_POLICY_NODE *

 	X509_policy_node_get0_parent(const X509_POLICY_NODE *node);

 #ifdef  __cplusplus

 }

 #endif

 #endif