1 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
2  * All rights reserved.
3  *
4  * This package is an SSL implementation written
5  * by Eric Young (eay@cryptsoft.com).
6  * The implementation was written so as to conform with Netscapes SSL.
7  *
8  * This library is free for commercial and non-commercial use as long as
9  * the following conditions are aheared to.  The following conditions
10  * apply to all code found in this distribution, be it the RC4, RSA,
11  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
12  * included with this distribution is covered by the same copyright terms
13  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
14  *
15  * Copyright remains Eric Young's, and as such any Copyright notices in
16  * the code are not to be removed.
17  * If this package is used in a product, Eric Young should be given attribution
18  * as the author of the parts of the library used.
19  * This can be in the form of a textual message at program startup or
20  * in documentation (online or textual) provided with the package.
21  *
22  * Redistribution and use in source and binary forms, with or without
23  * modification, are permitted provided that the following conditions
24  * are met:
25  * 1. Redistributions of source code must retain the copyright
26  *    notice, this list of conditions and the following disclaimer.
27  * 2. Redistributions in binary form must reproduce the above copyright
28  *    notice, this list of conditions and the following disclaimer in the
29  *    documentation and/or other materials provided with the distribution.
30  * 3. All advertising materials mentioning features or use of this software
31  *    must display the following acknowledgement:
32  *    "This product includes cryptographic software written by
33  *     Eric Young (eay@cryptsoft.com)"
34  *    The word 'cryptographic' can be left out if the rouines from the library
35  *    being used are not cryptographic related :-).
36  * 4. If you include any Windows specific code (or a derivative thereof) from
37  *    the apps directory (application code) you must include an acknowledgement:
38  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
39  *
40  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
41  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
42  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
43  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
44  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
45  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
46  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
48  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
49  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
50  * SUCH DAMAGE.
51  *
52  * The licence and distribution terms for any publically available version or
53  * derivative of this code cannot be changed.  i.e. this code cannot simply be
54  * copied and put under another distribution licence
55  * [including the GNU Public Licence.]
56  */
57 
58 #ifndef HEADER_X509_H
59 #include <openssl/x509.h>
60 /* openssl/x509.h ends up #include-ing this file at about the only
61  * appropriate moment. */
62 #endif
63 
64 #ifndef HEADER_X509_VFY_H
65 #define HEADER_X509_VFY_H
66 
67 #include <openssl/bio.h>
68 #include <openssl/lhash.h>
69 #include <openssl/thread.h>
70 
71 #ifdef  __cplusplus
72 extern "C" {
73 #endif
74 
75 #if 0
76 /* Outer object */
77 typedef struct x509_hash_dir_st
78 	{
79 	int num_dirs;
80 	char **dirs;
81 	int *dirs_type;
82 	int num_dirs_alloced;
83 	} X509_HASH_DIR_CTX;
84 #endif
85 
86 typedef struct x509_file_st
87 	{
88 	int num_paths;	/* number of paths to files or directories */
89 	int num_alloced;
90 	char **paths;	/* the list of paths or directories */
91 	int *path_type;
92 	} X509_CERT_FILE_CTX;
93 
94 /*******************************/
95 /*
96 SSL_CTX -> X509_STORE
97 		-> X509_LOOKUP
98 			->X509_LOOKUP_METHOD
99 		-> X509_LOOKUP
100 			->X509_LOOKUP_METHOD
101 
102 SSL	-> X509_STORE_CTX
103 		->X509_STORE
104 
105 The X509_STORE holds the tables etc for verification stuff.
106 A X509_STORE_CTX is used while validating a single certificate.
107 The X509_STORE has X509_LOOKUPs for looking up certs.
108 The X509_STORE then calls a function to actually verify the
109 certificate chain.
110 */
111 
112 #define X509_LU_RETRY		-1
113 #define X509_LU_FAIL		0
114 #define X509_LU_X509		1
115 #define X509_LU_CRL		2
116 #define X509_LU_PKEY		3
117 
118 typedef struct x509_object_st
119 	{
120 	/* one of the above types */
121 	int type;
122 	union	{
123 		char *ptr;
124 		X509 *x509;
125 		X509_CRL *crl;
126 		EVP_PKEY *pkey;
127 		} data;
128 	} X509_OBJECT;
129 
130 typedef struct x509_lookup_st X509_LOOKUP;
131 
132 DECLARE_STACK_OF(X509_LOOKUP)
133 DECLARE_STACK_OF(X509_OBJECT)
134 
135 /* This is a static that defines the function interface */
136 typedef struct x509_lookup_method_st
137 	{
138 	const char *name;
139 	int (*new_item)(X509_LOOKUP *ctx);
140 	void (*free)(X509_LOOKUP *ctx);
141 	int (*init)(X509_LOOKUP *ctx);
142 	int (*shutdown)(X509_LOOKUP *ctx);
143 	int (*ctrl)(X509_LOOKUP *ctx,int cmd,const char *argc,long argl,
144 			char **ret);
145 	int (*get_by_subject)(X509_LOOKUP *ctx,int type,X509_NAME *name,
146 			      X509_OBJECT *ret);
147 	int (*get_by_issuer_serial)(X509_LOOKUP *ctx,int type,X509_NAME *name,
148 				    ASN1_INTEGER *serial,X509_OBJECT *ret);
149 	int (*get_by_fingerprint)(X509_LOOKUP *ctx,int type,
150 				  unsigned char *bytes,int len,
151 				  X509_OBJECT *ret);
152 	int (*get_by_alias)(X509_LOOKUP *ctx,int type,char *str,int len,
153 			    X509_OBJECT *ret);
154 	} X509_LOOKUP_METHOD;
155 
156 typedef struct X509_VERIFY_PARAM_ID_st X509_VERIFY_PARAM_ID;
157 
158 /* This structure hold all parameters associated with a verify operation
159  * by including an X509_VERIFY_PARAM structure in related structures the
160  * parameters used can be customized
161  */
162 
163 typedef struct X509_VERIFY_PARAM_st
164 	{
165 	char *name;
166 	time_t check_time;	/* Time to use */
167 	unsigned long inh_flags; /* Inheritance flags */
168 	unsigned long flags;	/* Various verify flags */
169 	int purpose;		/* purpose to check untrusted certificates */
170 	int trust;		/* trust setting to check */
171 	int depth;		/* Verify depth */
172 	STACK_OF(ASN1_OBJECT) *policies;	/* Permissible policies */
173 	X509_VERIFY_PARAM_ID *id;	/* opaque ID data */
174 	} X509_VERIFY_PARAM;
175 
176 DECLARE_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. */
181 struct 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 	CRYPTO_MUTEX objs_lock;
187 
188 	/* These are external lookup methods */
189 	STACK_OF(X509_LOOKUP) *get_cert_methods;
190 
191 	X509_VERIFY_PARAM *param;
192 
193 	/* Callbacks for various operations */
194 	int (*verify)(X509_STORE_CTX *ctx);	/* called to verify a certificate */
195 	int (*verify_cb)(int ok,X509_STORE_CTX *ctx);	/* error callback */
196 	int (*get_issuer)(X509 **issuer, X509_STORE_CTX *ctx, X509 *x);	/* get issuers cert from ctx */
197 	int (*check_issued)(X509_STORE_CTX *ctx, X509 *x, X509 *issuer); /* check issued */
198 	int (*check_revocation)(X509_STORE_CTX *ctx); /* Check revocation status of chain */
199 	int (*get_crl)(X509_STORE_CTX *ctx, X509_CRL **crl, X509 *x); /* retrieve CRL */
200 	int (*check_crl)(X509_STORE_CTX *ctx, X509_CRL *crl); /* Check CRL validity */
201 	int (*cert_crl)(X509_STORE_CTX *ctx, X509_CRL *crl, X509 *x); /* Check certificate against CRL */
202 	STACK_OF(X509) * (*lookup_certs)(X509_STORE_CTX *ctx, X509_NAME *nm);
203 	STACK_OF(X509_CRL) * (*lookup_crls)(X509_STORE_CTX *ctx, X509_NAME *nm);
204 	int (*cleanup)(X509_STORE_CTX *ctx);
205 
206 	CRYPTO_refcount_t references;
207 	} /* X509_STORE */;
208 
209 OPENSSL_EXPORT int X509_STORE_set_depth(X509_STORE *store, int depth);
210 
211 #define X509_STORE_set_verify_cb_func(ctx,func) ((ctx)->verify_cb=(func))
212 #define X509_STORE_set_verify_func(ctx,func)	((ctx)->verify=(func))
213 
214 /* This is the functions plus an instance of the local variables. */
215 struct x509_lookup_st
216 	{
217 	int init;			/* have we been started */
218 	int skip;			/* don't use us. */
219 	X509_LOOKUP_METHOD *method;	/* the functions */
220 	char *method_data;		/* method data */
221 
222 	X509_STORE *store_ctx;	/* who owns us */
223 	} /* X509_LOOKUP */;
224 
225 /* This is a used when verifying cert chains.  Since the
226  * gathering of the cert chain can take some time (and have to be
227  * 'retried', this needs to be kept and passed around. */
228 struct x509_store_ctx_st      /* X509_STORE_CTX */
229 	{
230 	X509_STORE *ctx;
231 	int current_method;	/* used when looking up certs */
232 
233 	/* The following are set by the caller */
234 	X509 *cert;		/* The cert to check */
235 	STACK_OF(X509) *untrusted;	/* chain of X509s - untrusted - passed in */
236 	STACK_OF(X509_CRL) *crls;	/* set of CRLs passed in */
237 
238 	X509_VERIFY_PARAM *param;
239 	void *other_ctx;	/* Other info for use with get_issuer() */
240 
241 	/* Callbacks for various operations */
242 	int (*verify)(X509_STORE_CTX *ctx);	/* called to verify a certificate */
243 	int (*verify_cb)(int ok,X509_STORE_CTX *ctx);		/* error callback */
244 	int (*get_issuer)(X509 **issuer, X509_STORE_CTX *ctx, X509 *x);	/* get issuers cert from ctx */
245 	int (*check_issued)(X509_STORE_CTX *ctx, X509 *x, X509 *issuer); /* check issued */
246 	int (*check_revocation)(X509_STORE_CTX *ctx); /* Check revocation status of chain */
247 	int (*get_crl)(X509_STORE_CTX *ctx, X509_CRL **crl, X509 *x); /* retrieve CRL */
248 	int (*check_crl)(X509_STORE_CTX *ctx, X509_CRL *crl); /* Check CRL validity */
249 	int (*cert_crl)(X509_STORE_CTX *ctx, X509_CRL *crl, X509 *x); /* Check certificate against CRL */
250 	int (*check_policy)(X509_STORE_CTX *ctx);
251 	STACK_OF(X509) * (*lookup_certs)(X509_STORE_CTX *ctx, X509_NAME *nm);
252 	STACK_OF(X509_CRL) * (*lookup_crls)(X509_STORE_CTX *ctx, X509_NAME *nm);
253 	int (*cleanup)(X509_STORE_CTX *ctx);
254 
255 	/* The following is built up */
256 	int valid;		/* if 0, rebuild chain */
257 	int last_untrusted;	/* index of last untrusted cert */
258 	STACK_OF(X509) *chain; 		/* chain of X509s - built up and trusted */
259 	X509_POLICY_TREE *tree;	/* Valid policy tree */
260 
261 	int explicit_policy;	/* Require explicit policy value */
262 
263 	/* When something goes wrong, this is why */
264 	int error_depth;
265 	int error;
266 	X509 *current_cert;
267 	X509 *current_issuer;	/* cert currently being tested as valid issuer */
268 	X509_CRL *current_crl;	/* current CRL */
269 
270 	int current_crl_score;  /* score of current CRL */
271 	unsigned int current_reasons;  /* Reason mask */
272 
273 	X509_STORE_CTX *parent; /* For CRL path validation: parent context */
274 
275 	CRYPTO_EX_DATA ex_data;
276 	} /* X509_STORE_CTX */;
277 
278 OPENSSL_EXPORT void X509_STORE_CTX_set_depth(X509_STORE_CTX *ctx, int depth);
279 
280 #define X509_STORE_CTX_set_app_data(ctx,data) \
281 	X509_STORE_CTX_set_ex_data(ctx,0,data)
282 #define X509_STORE_CTX_get_app_data(ctx) \
283 	X509_STORE_CTX_get_ex_data(ctx,0)
284 
285 #define X509_L_FILE_LOAD	1
286 #define X509_L_ADD_DIR		2
287 
288 #define X509_LOOKUP_load_file(x,name,type) \
289 		X509_LOOKUP_ctrl((x),X509_L_FILE_LOAD,(name),(long)(type),NULL)
290 
291 #define X509_LOOKUP_add_dir(x,name,type) \
292 		X509_LOOKUP_ctrl((x),X509_L_ADD_DIR,(name),(long)(type),NULL)
293 
294 #define		X509_V_OK					0
295 /* illegal error (for uninitialized values, to avoid X509_V_OK): 1 */
296 
297 #define		X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT		2
298 #define		X509_V_ERR_UNABLE_TO_GET_CRL			3
299 #define		X509_V_ERR_UNABLE_TO_DECRYPT_CERT_SIGNATURE	4
300 #define		X509_V_ERR_UNABLE_TO_DECRYPT_CRL_SIGNATURE	5
301 #define		X509_V_ERR_UNABLE_TO_DECODE_ISSUER_PUBLIC_KEY	6
302 #define		X509_V_ERR_CERT_SIGNATURE_FAILURE		7
303 #define		X509_V_ERR_CRL_SIGNATURE_FAILURE		8
304 #define		X509_V_ERR_CERT_NOT_YET_VALID			9
305 #define		X509_V_ERR_CERT_HAS_EXPIRED			10
306 #define		X509_V_ERR_CRL_NOT_YET_VALID			11
307 #define		X509_V_ERR_CRL_HAS_EXPIRED			12
308 #define		X509_V_ERR_ERROR_IN_CERT_NOT_BEFORE_FIELD	13
309 #define		X509_V_ERR_ERROR_IN_CERT_NOT_AFTER_FIELD	14
310 #define		X509_V_ERR_ERROR_IN_CRL_LAST_UPDATE_FIELD	15
311 #define		X509_V_ERR_ERROR_IN_CRL_NEXT_UPDATE_FIELD	16
312 #define		X509_V_ERR_OUT_OF_MEM				17
313 #define		X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT		18
314 #define		X509_V_ERR_SELF_SIGNED_CERT_IN_CHAIN		19
315 #define		X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT_LOCALLY	20
316 #define		X509_V_ERR_UNABLE_TO_VERIFY_LEAF_SIGNATURE	21
317 #define		X509_V_ERR_CERT_CHAIN_TOO_LONG			22
318 #define		X509_V_ERR_CERT_REVOKED				23
319 #define		X509_V_ERR_INVALID_CA				24
320 #define		X509_V_ERR_PATH_LENGTH_EXCEEDED			25
321 #define		X509_V_ERR_INVALID_PURPOSE			26
322 #define		X509_V_ERR_CERT_UNTRUSTED			27
323 #define		X509_V_ERR_CERT_REJECTED			28
324 /* These are 'informational' when looking for issuer cert */
325 #define		X509_V_ERR_SUBJECT_ISSUER_MISMATCH		29
326 #define		X509_V_ERR_AKID_SKID_MISMATCH			30
327 #define		X509_V_ERR_AKID_ISSUER_SERIAL_MISMATCH		31
328 #define		X509_V_ERR_KEYUSAGE_NO_CERTSIGN			32
329 
330 #define		X509_V_ERR_UNABLE_TO_GET_CRL_ISSUER		33
331 #define		X509_V_ERR_UNHANDLED_CRITICAL_EXTENSION		34
332 #define		X509_V_ERR_KEYUSAGE_NO_CRL_SIGN			35
333 #define		X509_V_ERR_UNHANDLED_CRITICAL_CRL_EXTENSION	36
334 #define		X509_V_ERR_INVALID_NON_CA			37
335 #define		X509_V_ERR_PROXY_PATH_LENGTH_EXCEEDED		38
336 #define		X509_V_ERR_KEYUSAGE_NO_DIGITAL_SIGNATURE	39
337 #define		X509_V_ERR_PROXY_CERTIFICATES_NOT_ALLOWED	40
338 
339 #define		X509_V_ERR_INVALID_EXTENSION			41
340 #define		X509_V_ERR_INVALID_POLICY_EXTENSION		42
341 #define		X509_V_ERR_NO_EXPLICIT_POLICY			43
342 #define		X509_V_ERR_DIFFERENT_CRL_SCOPE			44
343 #define		X509_V_ERR_UNSUPPORTED_EXTENSION_FEATURE	45
344 
345 #define		X509_V_ERR_UNNESTED_RESOURCE			46
346 
347 #define		X509_V_ERR_PERMITTED_VIOLATION			47
348 #define		X509_V_ERR_EXCLUDED_VIOLATION			48
349 #define		X509_V_ERR_SUBTREE_MINMAX			49
350 #define		X509_V_ERR_UNSUPPORTED_CONSTRAINT_TYPE		51
351 #define		X509_V_ERR_UNSUPPORTED_CONSTRAINT_SYNTAX	52
352 #define		X509_V_ERR_UNSUPPORTED_NAME_SYNTAX		53
353 #define		X509_V_ERR_CRL_PATH_VALIDATION_ERROR		54
354 
355 /* Suite B mode algorithm violation */
356 #define		X509_V_ERR_SUITE_B_INVALID_VERSION		56
357 #define		X509_V_ERR_SUITE_B_INVALID_ALGORITHM		57
358 #define		X509_V_ERR_SUITE_B_INVALID_CURVE		58
359 #define		X509_V_ERR_SUITE_B_INVALID_SIGNATURE_ALGORITHM	59
360 #define		X509_V_ERR_SUITE_B_LOS_NOT_ALLOWED		60
361 #define		X509_V_ERR_SUITE_B_CANNOT_SIGN_P_384_WITH_P_256	61
362 
363 /* Host, email and IP check errors */
364 #define		X509_V_ERR_HOSTNAME_MISMATCH			62
365 #define		X509_V_ERR_EMAIL_MISMATCH			63
366 #define		X509_V_ERR_IP_ADDRESS_MISMATCH			64
367 
368 /* The application is not happy */
369 #define		X509_V_ERR_APPLICATION_VERIFICATION		50
370 
371 /* Certificate verify flags */
372 
373 /* Send issuer+subject checks to verify_cb */
374 #define	X509_V_FLAG_CB_ISSUER_CHECK		0x1
375 /* Use check time instead of current time */
376 #define	X509_V_FLAG_USE_CHECK_TIME		0x2
377 /* Lookup CRLs */
378 #define	X509_V_FLAG_CRL_CHECK			0x4
379 /* Lookup CRLs for whole chain */
380 #define	X509_V_FLAG_CRL_CHECK_ALL		0x8
381 /* Ignore unhandled critical extensions */
382 #define	X509_V_FLAG_IGNORE_CRITICAL		0x10
383 /* Disable workarounds for broken certificates */
384 #define	X509_V_FLAG_X509_STRICT			0x20
385 /* Enable proxy certificate validation */
386 #define	X509_V_FLAG_ALLOW_PROXY_CERTS		0x40
387 /* Enable policy checking */
388 #define X509_V_FLAG_POLICY_CHECK		0x80
389 /* Policy variable require-explicit-policy */
390 #define X509_V_FLAG_EXPLICIT_POLICY		0x100
391 /* Policy variable inhibit-any-policy */
392 #define	X509_V_FLAG_INHIBIT_ANY			0x200
393 /* Policy variable inhibit-policy-mapping */
394 #define X509_V_FLAG_INHIBIT_MAP			0x400
395 /* Notify callback that policy is OK */
396 #define X509_V_FLAG_NOTIFY_POLICY		0x800
397 /* Extended CRL features such as indirect CRLs, alternate CRL signing keys */
398 #define X509_V_FLAG_EXTENDED_CRL_SUPPORT	0x1000
399 /* Delta CRL support */
400 #define X509_V_FLAG_USE_DELTAS			0x2000
401 /* Check selfsigned CA signature */
402 #define X509_V_FLAG_CHECK_SS_SIGNATURE		0x4000
403 /* Use trusted store first */
404 #define X509_V_FLAG_TRUSTED_FIRST		0x8000
405 /* Suite B 128 bit only mode: not normally used */
406 #define X509_V_FLAG_SUITEB_128_LOS_ONLY		0x10000
407 /* Suite B 192 bit only mode */
408 #define X509_V_FLAG_SUITEB_192_LOS		0x20000
409 /* Suite B 128 bit mode allowing 192 bit algorithms */
410 #define X509_V_FLAG_SUITEB_128_LOS		0x30000
411 
412 /* Allow partial chains if at least one certificate is in trusted store */
413 #define X509_V_FLAG_PARTIAL_CHAIN		0x80000
414 
415 #define X509_VP_FLAG_DEFAULT			0x1
416 #define X509_VP_FLAG_OVERWRITE			0x2
417 #define X509_VP_FLAG_RESET_FLAGS		0x4
418 #define X509_VP_FLAG_LOCKED			0x8
419 #define X509_VP_FLAG_ONCE			0x10
420 
421 /* Internal use: mask of policy related options */
422 #define X509_V_FLAG_POLICY_MASK (X509_V_FLAG_POLICY_CHECK \
423 				| X509_V_FLAG_EXPLICIT_POLICY \
424 				| X509_V_FLAG_INHIBIT_ANY \
425 				| X509_V_FLAG_INHIBIT_MAP)
426 
427 OPENSSL_EXPORT int X509_OBJECT_idx_by_subject(STACK_OF(X509_OBJECT) *h, int type,
428 	     X509_NAME *name);
429 OPENSSL_EXPORT X509_OBJECT *X509_OBJECT_retrieve_by_subject(STACK_OF(X509_OBJECT) *h,int type,X509_NAME *name);
430 OPENSSL_EXPORT X509_OBJECT *X509_OBJECT_retrieve_match(STACK_OF(X509_OBJECT) *h, X509_OBJECT *x);
431 OPENSSL_EXPORT void X509_OBJECT_up_ref_count(X509_OBJECT *a);
432 OPENSSL_EXPORT void X509_OBJECT_free_contents(X509_OBJECT *a);
433 OPENSSL_EXPORT X509_STORE *X509_STORE_new(void );
434 OPENSSL_EXPORT void X509_STORE_free(X509_STORE *v);
435 
436 OPENSSL_EXPORT STACK_OF(X509)* X509_STORE_get1_certs(X509_STORE_CTX *st, X509_NAME *nm);
437 OPENSSL_EXPORT STACK_OF(X509_CRL)* X509_STORE_get1_crls(X509_STORE_CTX *st, X509_NAME *nm);
438 OPENSSL_EXPORT int X509_STORE_set_flags(X509_STORE *ctx, unsigned long flags);
439 OPENSSL_EXPORT int X509_STORE_set_purpose(X509_STORE *ctx, int purpose);
440 OPENSSL_EXPORT int X509_STORE_set_trust(X509_STORE *ctx, int trust);
441 OPENSSL_EXPORT int X509_STORE_set1_param(X509_STORE *ctx, X509_VERIFY_PARAM *pm);
442 
443 OPENSSL_EXPORT void X509_STORE_set_verify_cb(X509_STORE *ctx,
444 				  int (*verify_cb)(int, X509_STORE_CTX *));
445 
446 OPENSSL_EXPORT void X509_STORE_set_lookup_crls_cb(X509_STORE *ctx,
447 		STACK_OF(X509_CRL)* (*cb)(X509_STORE_CTX *ctx, X509_NAME *nm));
448 
449 OPENSSL_EXPORT X509_STORE_CTX *X509_STORE_CTX_new(void);
450 
451 OPENSSL_EXPORT int X509_STORE_CTX_get1_issuer(X509 **issuer, X509_STORE_CTX *ctx, X509 *x);
452 
453 OPENSSL_EXPORT void X509_STORE_CTX_free(X509_STORE_CTX *ctx);
454 OPENSSL_EXPORT int X509_STORE_CTX_init(X509_STORE_CTX *ctx, X509_STORE *store,
455 			 X509 *x509, STACK_OF(X509) *chain);
456 OPENSSL_EXPORT void X509_STORE_CTX_trusted_stack(X509_STORE_CTX *ctx, STACK_OF(X509) *sk);
457 OPENSSL_EXPORT void X509_STORE_CTX_cleanup(X509_STORE_CTX *ctx);
458 
459 OPENSSL_EXPORT X509_STORE *X509_STORE_CTX_get0_store(X509_STORE_CTX *ctx);
460 
461 OPENSSL_EXPORT X509_LOOKUP *X509_STORE_add_lookup(X509_STORE *v, X509_LOOKUP_METHOD *m);
462 
463 OPENSSL_EXPORT X509_LOOKUP_METHOD *X509_LOOKUP_hash_dir(void);
464 OPENSSL_EXPORT X509_LOOKUP_METHOD *X509_LOOKUP_file(void);
465 
466 OPENSSL_EXPORT int X509_STORE_add_cert(X509_STORE *ctx, X509 *x);
467 OPENSSL_EXPORT int X509_STORE_add_crl(X509_STORE *ctx, X509_CRL *x);
468 
469 OPENSSL_EXPORT int X509_STORE_get_by_subject(X509_STORE_CTX *vs,int type,X509_NAME *name,
470 	X509_OBJECT *ret);
471 
472 OPENSSL_EXPORT int X509_LOOKUP_ctrl(X509_LOOKUP *ctx, int cmd, const char *argc,
473 	long argl, char **ret);
474 
475 #ifndef OPENSSL_NO_STDIO
476 OPENSSL_EXPORT int X509_load_cert_file(X509_LOOKUP *ctx, const char *file, int type);
477 OPENSSL_EXPORT int X509_load_crl_file(X509_LOOKUP *ctx, const char *file, int type);
478 OPENSSL_EXPORT int X509_load_cert_crl_file(X509_LOOKUP *ctx, const char *file, int type);
479 #endif
480 
481 
482 OPENSSL_EXPORT X509_LOOKUP *X509_LOOKUP_new(X509_LOOKUP_METHOD *method);
483 OPENSSL_EXPORT void X509_LOOKUP_free(X509_LOOKUP *ctx);
484 OPENSSL_EXPORT int X509_LOOKUP_init(X509_LOOKUP *ctx);
485 OPENSSL_EXPORT int X509_LOOKUP_by_subject(X509_LOOKUP *ctx, int type, X509_NAME *name,
486 	X509_OBJECT *ret);
487 OPENSSL_EXPORT int X509_LOOKUP_by_issuer_serial(X509_LOOKUP *ctx, int type, X509_NAME *name,
488 	ASN1_INTEGER *serial, X509_OBJECT *ret);
489 OPENSSL_EXPORT int X509_LOOKUP_by_fingerprint(X509_LOOKUP *ctx, int type,
490 	unsigned char *bytes, int len, X509_OBJECT *ret);
491 OPENSSL_EXPORT int X509_LOOKUP_by_alias(X509_LOOKUP *ctx, int type, char *str,
492 	int len, X509_OBJECT *ret);
493 OPENSSL_EXPORT int X509_LOOKUP_shutdown(X509_LOOKUP *ctx);
494 
495 #ifndef OPENSSL_NO_STDIO
496 OPENSSL_EXPORT int	X509_STORE_load_locations (X509_STORE *ctx,
497 		const char *file, const char *dir);
498 OPENSSL_EXPORT int	X509_STORE_set_default_paths(X509_STORE *ctx);
499 #endif
500 
501 OPENSSL_EXPORT int X509_STORE_CTX_get_ex_new_index(long argl, void *argp, CRYPTO_EX_unused *unused,
502 	CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);
503 OPENSSL_EXPORT int	X509_STORE_CTX_set_ex_data(X509_STORE_CTX *ctx,int idx,void *data);
504 OPENSSL_EXPORT void *	X509_STORE_CTX_get_ex_data(X509_STORE_CTX *ctx,int idx);
505 OPENSSL_EXPORT int	X509_STORE_CTX_get_error(X509_STORE_CTX *ctx);
506 OPENSSL_EXPORT void	X509_STORE_CTX_set_error(X509_STORE_CTX *ctx,int s);
507 OPENSSL_EXPORT int	X509_STORE_CTX_get_error_depth(X509_STORE_CTX *ctx);
508 OPENSSL_EXPORT X509 *	X509_STORE_CTX_get_current_cert(X509_STORE_CTX *ctx);
509 OPENSSL_EXPORT X509 *X509_STORE_CTX_get0_current_issuer(X509_STORE_CTX *ctx);
510 OPENSSL_EXPORT X509_CRL *X509_STORE_CTX_get0_current_crl(X509_STORE_CTX *ctx);
511 OPENSSL_EXPORT X509_STORE_CTX *X509_STORE_CTX_get0_parent_ctx(X509_STORE_CTX *ctx);
512 OPENSSL_EXPORT STACK_OF(X509) *X509_STORE_CTX_get_chain(X509_STORE_CTX *ctx);
513 OPENSSL_EXPORT STACK_OF(X509) *X509_STORE_CTX_get1_chain(X509_STORE_CTX *ctx);
514 OPENSSL_EXPORT void	X509_STORE_CTX_set_cert(X509_STORE_CTX *c,X509 *x);
515 OPENSSL_EXPORT void	X509_STORE_CTX_set_chain(X509_STORE_CTX *c,STACK_OF(X509) *sk);
516 OPENSSL_EXPORT void	X509_STORE_CTX_set0_crls(X509_STORE_CTX *c,STACK_OF(X509_CRL) *sk);
517 OPENSSL_EXPORT int X509_STORE_CTX_set_purpose(X509_STORE_CTX *ctx, int purpose);
518 OPENSSL_EXPORT int X509_STORE_CTX_set_trust(X509_STORE_CTX *ctx, int trust);
519 OPENSSL_EXPORT int X509_STORE_CTX_purpose_inherit(X509_STORE_CTX *ctx, int def_purpose,
520 				int purpose, int trust);
521 OPENSSL_EXPORT void X509_STORE_CTX_set_flags(X509_STORE_CTX *ctx, unsigned long flags);
522 OPENSSL_EXPORT void X509_STORE_CTX_set_time(X509_STORE_CTX *ctx, unsigned long flags,
523 								time_t t);
524 OPENSSL_EXPORT void X509_STORE_CTX_set_verify_cb(X509_STORE_CTX *ctx,
525 				  int (*verify_cb)(int, X509_STORE_CTX *));
526 
527 OPENSSL_EXPORT X509_POLICY_TREE *X509_STORE_CTX_get0_policy_tree(X509_STORE_CTX *ctx);
528 OPENSSL_EXPORT int X509_STORE_CTX_get_explicit_policy(X509_STORE_CTX *ctx);
529 
530 OPENSSL_EXPORT X509_VERIFY_PARAM *X509_STORE_CTX_get0_param(X509_STORE_CTX *ctx);
531 OPENSSL_EXPORT void X509_STORE_CTX_set0_param(X509_STORE_CTX *ctx, X509_VERIFY_PARAM *param);
532 OPENSSL_EXPORT int X509_STORE_CTX_set_default(X509_STORE_CTX *ctx, const char *name);
533 
534 /* X509_VERIFY_PARAM functions */
535 
536 OPENSSL_EXPORT X509_VERIFY_PARAM *X509_VERIFY_PARAM_new(void);
537 OPENSSL_EXPORT void X509_VERIFY_PARAM_free(X509_VERIFY_PARAM *param);
538 OPENSSL_EXPORT int X509_VERIFY_PARAM_inherit(X509_VERIFY_PARAM *to,
539 						const X509_VERIFY_PARAM *from);
540 OPENSSL_EXPORT int X509_VERIFY_PARAM_set1(X509_VERIFY_PARAM *to,
541 						const X509_VERIFY_PARAM *from);
542 OPENSSL_EXPORT int X509_VERIFY_PARAM_set1_name(X509_VERIFY_PARAM *param, const char *name);
543 OPENSSL_EXPORT int X509_VERIFY_PARAM_set_flags(X509_VERIFY_PARAM *param, unsigned long flags);
544 OPENSSL_EXPORT int X509_VERIFY_PARAM_clear_flags(X509_VERIFY_PARAM *param,
545 							unsigned long flags);
546 OPENSSL_EXPORT unsigned long X509_VERIFY_PARAM_get_flags(X509_VERIFY_PARAM *param);
547 OPENSSL_EXPORT int X509_VERIFY_PARAM_set_purpose(X509_VERIFY_PARAM *param, int purpose);
548 OPENSSL_EXPORT int X509_VERIFY_PARAM_set_trust(X509_VERIFY_PARAM *param, int trust);
549 OPENSSL_EXPORT void X509_VERIFY_PARAM_set_depth(X509_VERIFY_PARAM *param, int depth);
550 OPENSSL_EXPORT void X509_VERIFY_PARAM_set_time(X509_VERIFY_PARAM *param, time_t t);
551 OPENSSL_EXPORT int X509_VERIFY_PARAM_add0_policy(X509_VERIFY_PARAM *param,
552 						ASN1_OBJECT *policy);
553 OPENSSL_EXPORT int X509_VERIFY_PARAM_set1_policies(X509_VERIFY_PARAM *param,
554 					STACK_OF(ASN1_OBJECT) *policies);
555 
556 OPENSSL_EXPORT int X509_VERIFY_PARAM_set1_host(X509_VERIFY_PARAM *param,
557 				const char *name, size_t namelen);
558 OPENSSL_EXPORT int X509_VERIFY_PARAM_add1_host(X509_VERIFY_PARAM *param,
559 					       const char *name,
560 					       size_t namelen);
561 OPENSSL_EXPORT void X509_VERIFY_PARAM_set_hostflags(X509_VERIFY_PARAM *param,
562 					unsigned int flags);
563 OPENSSL_EXPORT char *X509_VERIFY_PARAM_get0_peername(X509_VERIFY_PARAM *);
564 OPENSSL_EXPORT int X509_VERIFY_PARAM_set1_email(X509_VERIFY_PARAM *param,
565 				const char *email, size_t emaillen);
566 OPENSSL_EXPORT int X509_VERIFY_PARAM_set1_ip(X509_VERIFY_PARAM *param,
567 					const unsigned char *ip, size_t iplen);
568 OPENSSL_EXPORT int X509_VERIFY_PARAM_set1_ip_asc(X509_VERIFY_PARAM *param, const char *ipasc);
569 
570 OPENSSL_EXPORT int X509_VERIFY_PARAM_get_depth(const X509_VERIFY_PARAM *param);
571 OPENSSL_EXPORT const char *X509_VERIFY_PARAM_get0_name(const X509_VERIFY_PARAM *param);
572 
573 OPENSSL_EXPORT int X509_VERIFY_PARAM_add0_table(X509_VERIFY_PARAM *param);
574 OPENSSL_EXPORT int X509_VERIFY_PARAM_get_count(void);
575 OPENSSL_EXPORT const X509_VERIFY_PARAM *X509_VERIFY_PARAM_get0(int id);
576 OPENSSL_EXPORT const X509_VERIFY_PARAM *X509_VERIFY_PARAM_lookup(const char *name);
577 OPENSSL_EXPORT void X509_VERIFY_PARAM_table_cleanup(void);
578 
579 OPENSSL_EXPORT int X509_policy_check(X509_POLICY_TREE **ptree, int *pexplicit_policy,
580 			STACK_OF(X509) *certs,
581 			STACK_OF(ASN1_OBJECT) *policy_oids,
582 			unsigned int flags);
583 
584 OPENSSL_EXPORT void X509_policy_tree_free(X509_POLICY_TREE *tree);
585 
586 OPENSSL_EXPORT int X509_policy_tree_level_count(const X509_POLICY_TREE *tree);
587 OPENSSL_EXPORT X509_POLICY_LEVEL *
588 	X509_policy_tree_get0_level(const X509_POLICY_TREE *tree, int i);
589 
590 OPENSSL_EXPORT STACK_OF(X509_POLICY_NODE) *
591 	X509_policy_tree_get0_policies(const X509_POLICY_TREE *tree);
592 
593 OPENSSL_EXPORT STACK_OF(X509_POLICY_NODE) *
594 	X509_policy_tree_get0_user_policies(const X509_POLICY_TREE *tree);
595 
596 OPENSSL_EXPORT int X509_policy_level_node_count(X509_POLICY_LEVEL *level);
597 
598 OPENSSL_EXPORT X509_POLICY_NODE *X509_policy_level_get0_node(X509_POLICY_LEVEL *level, int i);
599 
600 OPENSSL_EXPORT const ASN1_OBJECT *X509_policy_node_get0_policy(const X509_POLICY_NODE *node);
601 
602 OPENSSL_EXPORT STACK_OF(POLICYQUALINFO) *
603 	X509_policy_node_get0_qualifiers(const X509_POLICY_NODE *node);
604 OPENSSL_EXPORT const X509_POLICY_NODE *
605 	X509_policy_node_get0_parent(const X509_POLICY_NODE *node);
606 
607 #ifdef  __cplusplus
608 }
609 #endif
610 #endif
611 
612