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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/thread.h>
68 
69 #ifdef  __cplusplus
70 extern "C" {
71 #endif
72 
73 /* Legacy X.509 library.
74  *
75  * This header is part of OpenSSL's X.509 implementation. It is retained for
76  * compatibility but otherwise underdocumented and not actively maintained. In
77  * the future, a replacement library will be available. Meanwhile, minimize
78  * dependencies on this header where possible. */
79 
80 
81 /*******************************/
82 /*
83 SSL_CTX -> X509_STORE
84 		-> X509_LOOKUP
85 			->X509_LOOKUP_METHOD
86 		-> X509_LOOKUP
87 			->X509_LOOKUP_METHOD
88 
89 SSL	-> X509_STORE_CTX
90 		->X509_STORE
91 
92 The X509_STORE holds the tables etc for verification stuff.
93 A X509_STORE_CTX is used while validating a single certificate.
94 The X509_STORE has X509_LOOKUPs for looking up certs.
95 The X509_STORE then calls a function to actually verify the
96 certificate chain.
97 */
98 
99 #define X509_LU_X509		1
100 #define X509_LU_CRL		2
101 #define X509_LU_PKEY		3
102 
103 typedef struct x509_object_st
104 	{
105 	/* one of the above types */
106 	int type;
107 	union	{
108 		char *ptr;
109 		X509 *x509;
110 		X509_CRL *crl;
111 		EVP_PKEY *pkey;
112 		} data;
113 	} X509_OBJECT;
114 
115 DEFINE_STACK_OF(X509_LOOKUP)
116 DEFINE_STACK_OF(X509_OBJECT)
117 
118 /* This is a static that defines the function interface */
119 typedef struct x509_lookup_method_st
120 	{
121 	const char *name;
122 	int (*new_item)(X509_LOOKUP *ctx);
123 	void (*free)(X509_LOOKUP *ctx);
124 	int (*init)(X509_LOOKUP *ctx);
125 	int (*shutdown)(X509_LOOKUP *ctx);
126 	int (*ctrl)(X509_LOOKUP *ctx,int cmd,const char *argc,long argl,
127 			char **ret);
128 	int (*get_by_subject)(X509_LOOKUP *ctx,int type,X509_NAME *name,
129 			      X509_OBJECT *ret);
130 	int (*get_by_issuer_serial)(X509_LOOKUP *ctx,int type,X509_NAME *name,
131 				    ASN1_INTEGER *serial,X509_OBJECT *ret);
132 	int (*get_by_fingerprint)(X509_LOOKUP *ctx,int type,
133 				  unsigned char *bytes,int len,
134 				  X509_OBJECT *ret);
135 	int (*get_by_alias)(X509_LOOKUP *ctx,int type,char *str,int len,
136 			    X509_OBJECT *ret);
137 	} X509_LOOKUP_METHOD;
138 
139 typedef struct X509_VERIFY_PARAM_ID_st X509_VERIFY_PARAM_ID;
140 
141 /* This structure hold all parameters associated with a verify operation
142  * by including an X509_VERIFY_PARAM structure in related structures the
143  * parameters used can be customized
144  */
145 
146 struct X509_VERIFY_PARAM_st
147 	{
148 	char *name;
149 	time_t check_time;	/* Time to use */
150 	unsigned long inh_flags; /* Inheritance flags */
151 	unsigned long flags;	/* Various verify flags */
152 	int purpose;		/* purpose to check untrusted certificates */
153 	int trust;		/* trust setting to check */
154 	int depth;		/* Verify depth */
155 	STACK_OF(ASN1_OBJECT) *policies;	/* Permissible policies */
156 	X509_VERIFY_PARAM_ID *id;	/* opaque ID data */
157 	};
158 
159 DEFINE_STACK_OF(X509_VERIFY_PARAM)
160 
161 typedef int (*X509_STORE_CTX_verify_cb)(int, X509_STORE_CTX *);
162 typedef int (*X509_STORE_CTX_verify_fn)(X509_STORE_CTX *);
163 typedef int (*X509_STORE_CTX_get_issuer_fn)(X509 **issuer,
164                                             X509_STORE_CTX *ctx, X509 *x);
165 typedef int (*X509_STORE_CTX_check_issued_fn)(X509_STORE_CTX *ctx,
166                                               X509 *x, X509 *issuer);
167 typedef int (*X509_STORE_CTX_check_revocation_fn)(X509_STORE_CTX *ctx);
168 typedef int (*X509_STORE_CTX_get_crl_fn)(X509_STORE_CTX *ctx,
169                                          X509_CRL **crl, X509 *x);
170 typedef int (*X509_STORE_CTX_check_crl_fn)(X509_STORE_CTX *ctx, X509_CRL *crl);
171 typedef int (*X509_STORE_CTX_cert_crl_fn)(X509_STORE_CTX *ctx,
172                                           X509_CRL *crl, X509 *x);
173 typedef int (*X509_STORE_CTX_check_policy_fn)(X509_STORE_CTX *ctx);
174 typedef STACK_OF(X509) *(*X509_STORE_CTX_lookup_certs_fn)(X509_STORE_CTX *ctx,
175                                                           X509_NAME *nm);
176 typedef STACK_OF(X509_CRL) *(*X509_STORE_CTX_lookup_crls_fn)(X509_STORE_CTX *ctx,
177                                                              X509_NAME *nm);
178 typedef int (*X509_STORE_CTX_cleanup_fn)(X509_STORE_CTX *ctx);
179 
180 /* This is used to hold everything.  It is used for all certificate
181  * validation.  Once we have a certificate chain, the 'verify'
182  * function is then called to actually check the cert chain. */
183 struct x509_store_st
184 	{
185 	/* The following is a cache of trusted certs */
186 	int cache; 	/* if true, stash any hits */
187 	STACK_OF(X509_OBJECT) *objs;	/* Cache of all objects */
188 	CRYPTO_MUTEX objs_lock;
189 	STACK_OF(X509) *additional_untrusted;
190 
191 	/* These are external lookup methods */
192 	STACK_OF(X509_LOOKUP) *get_cert_methods;
193 
194 	X509_VERIFY_PARAM *param;
195 
196 	/* Callbacks for various operations */
197 	X509_STORE_CTX_verify_fn verify;	/* called to verify a certificate */
198 	X509_STORE_CTX_verify_cb verify_cb;	/* error callback */
199 	X509_STORE_CTX_get_issuer_fn get_issuer;	/* get issuers cert from ctx */
200 	X509_STORE_CTX_check_issued_fn check_issued; /* check issued */
201 	X509_STORE_CTX_check_revocation_fn check_revocation; /* Check revocation status of chain */
202 	X509_STORE_CTX_get_crl_fn get_crl; /* retrieve CRL */
203 	X509_STORE_CTX_check_crl_fn check_crl; /* Check CRL validity */
204 	X509_STORE_CTX_cert_crl_fn cert_crl; /* Check certificate against CRL */
205 	X509_STORE_CTX_lookup_certs_fn lookup_certs;
206 	X509_STORE_CTX_lookup_crls_fn lookup_crls;
207 	X509_STORE_CTX_cleanup_fn cleanup;
208 
209 	CRYPTO_refcount_t references;
210 	} /* X509_STORE */;
211 
212 OPENSSL_EXPORT int X509_STORE_set_depth(X509_STORE *store, int depth);
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 
232 	/* The following are set by the caller */
233 	X509 *cert;		/* The cert to check */
234 	STACK_OF(X509) *untrusted;	/* chain of X509s - untrusted - passed in */
235 	STACK_OF(X509_CRL) *crls;	/* set of CRLs passed in */
236 
237 	X509_VERIFY_PARAM *param;
238 	void *other_ctx;	/* Other info for use with get_issuer() */
239 
240 	/* Callbacks for various operations */
241 	X509_STORE_CTX_verify_fn verify;	/* called to verify a certificate */
242 	X509_STORE_CTX_verify_cb verify_cb;		/* error callback */
243 	X509_STORE_CTX_get_issuer_fn get_issuer;	/* get issuers cert from ctx */
244 	X509_STORE_CTX_check_issued_fn check_issued; /* check issued */
245 	X509_STORE_CTX_check_revocation_fn check_revocation; /* Check revocation status of chain */
246 	X509_STORE_CTX_get_crl_fn get_crl; /* retrieve CRL */
247 	X509_STORE_CTX_check_crl_fn check_crl; /* Check CRL validity */
248 	X509_STORE_CTX_cert_crl_fn cert_crl; /* Check certificate against CRL */
249 	X509_STORE_CTX_check_policy_fn check_policy;
250 	X509_STORE_CTX_lookup_certs_fn lookup_certs;
251 	X509_STORE_CTX_lookup_crls_fn lookup_crls;
252 	X509_STORE_CTX_cleanup_fn cleanup;
253 
254 	/* The following is built up */
255 	int valid;		/* if 0, rebuild chain */
256 	int last_untrusted;	/* index of last untrusted cert */
257 	STACK_OF(X509) *chain; 		/* chain of X509s - built up and trusted */
258 	X509_POLICY_TREE *tree;	/* Valid policy tree */
259 
260 	int explicit_policy;	/* Require explicit policy value */
261 
262 	/* When something goes wrong, this is why */
263 	int error_depth;
264 	int error;
265 	X509 *current_cert;
266 	X509 *current_issuer;	/* cert currently being tested as valid issuer */
267 	X509_CRL *current_crl;	/* current CRL */
268 
269 	int current_crl_score;  /* score of current CRL */
270 	unsigned int current_reasons;  /* Reason mask */
271 
272 	X509_STORE_CTX *parent; /* For CRL path validation: parent context */
273 
274 	CRYPTO_EX_DATA ex_data;
275 	} /* X509_STORE_CTX */;
276 
277 OPENSSL_EXPORT void X509_STORE_CTX_set_depth(X509_STORE_CTX *ctx, int depth);
278 
279 #define X509_STORE_CTX_set_app_data(ctx,data) \
280 	X509_STORE_CTX_set_ex_data(ctx,0,data)
281 #define X509_STORE_CTX_get_app_data(ctx) \
282 	X509_STORE_CTX_get_ex_data(ctx,0)
283 
284 #define X509_L_FILE_LOAD	1
285 #define X509_L_ADD_DIR		2
286 
287 #define X509_LOOKUP_load_file(x,name,type) \
288 		X509_LOOKUP_ctrl((x),X509_L_FILE_LOAD,(name),(long)(type),NULL)
289 
290 #define X509_LOOKUP_add_dir(x,name,type) \
291 		X509_LOOKUP_ctrl((x),X509_L_ADD_DIR,(name),(long)(type),NULL)
292 
293 #define		X509_V_OK					0
294 #define		X509_V_ERR_UNSPECIFIED				1
295 
296 #define		X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT		2
297 #define		X509_V_ERR_UNABLE_TO_GET_CRL			3
298 #define		X509_V_ERR_UNABLE_TO_DECRYPT_CERT_SIGNATURE	4
299 #define		X509_V_ERR_UNABLE_TO_DECRYPT_CRL_SIGNATURE	5
300 #define		X509_V_ERR_UNABLE_TO_DECODE_ISSUER_PUBLIC_KEY	6
301 #define		X509_V_ERR_CERT_SIGNATURE_FAILURE		7
302 #define		X509_V_ERR_CRL_SIGNATURE_FAILURE		8
303 #define		X509_V_ERR_CERT_NOT_YET_VALID			9
304 #define		X509_V_ERR_CERT_HAS_EXPIRED			10
305 #define		X509_V_ERR_CRL_NOT_YET_VALID			11
306 #define		X509_V_ERR_CRL_HAS_EXPIRED			12
307 #define		X509_V_ERR_ERROR_IN_CERT_NOT_BEFORE_FIELD	13
308 #define		X509_V_ERR_ERROR_IN_CERT_NOT_AFTER_FIELD	14
309 #define		X509_V_ERR_ERROR_IN_CRL_LAST_UPDATE_FIELD	15
310 #define		X509_V_ERR_ERROR_IN_CRL_NEXT_UPDATE_FIELD	16
311 #define		X509_V_ERR_OUT_OF_MEM				17
312 #define		X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT		18
313 #define		X509_V_ERR_SELF_SIGNED_CERT_IN_CHAIN		19
314 #define		X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT_LOCALLY	20
315 #define		X509_V_ERR_UNABLE_TO_VERIFY_LEAF_SIGNATURE	21
316 #define		X509_V_ERR_CERT_CHAIN_TOO_LONG			22
317 #define		X509_V_ERR_CERT_REVOKED				23
318 #define		X509_V_ERR_INVALID_CA				24
319 #define		X509_V_ERR_PATH_LENGTH_EXCEEDED			25
320 #define		X509_V_ERR_INVALID_PURPOSE			26
321 #define		X509_V_ERR_CERT_UNTRUSTED			27
322 #define		X509_V_ERR_CERT_REJECTED			28
323 /* These are 'informational' when looking for issuer cert */
324 #define		X509_V_ERR_SUBJECT_ISSUER_MISMATCH		29
325 #define		X509_V_ERR_AKID_SKID_MISMATCH			30
326 #define		X509_V_ERR_AKID_ISSUER_SERIAL_MISMATCH		31
327 #define		X509_V_ERR_KEYUSAGE_NO_CERTSIGN			32
328 
329 #define		X509_V_ERR_UNABLE_TO_GET_CRL_ISSUER		33
330 #define		X509_V_ERR_UNHANDLED_CRITICAL_EXTENSION		34
331 #define		X509_V_ERR_KEYUSAGE_NO_CRL_SIGN			35
332 #define		X509_V_ERR_UNHANDLED_CRITICAL_CRL_EXTENSION	36
333 #define		X509_V_ERR_INVALID_NON_CA			37
334 #define		X509_V_ERR_PROXY_PATH_LENGTH_EXCEEDED		38
335 #define		X509_V_ERR_KEYUSAGE_NO_DIGITAL_SIGNATURE	39
336 #define		X509_V_ERR_PROXY_CERTIFICATES_NOT_ALLOWED	40
337 
338 #define		X509_V_ERR_INVALID_EXTENSION			41
339 #define		X509_V_ERR_INVALID_POLICY_EXTENSION		42
340 #define		X509_V_ERR_NO_EXPLICIT_POLICY			43
341 #define		X509_V_ERR_DIFFERENT_CRL_SCOPE			44
342 #define		X509_V_ERR_UNSUPPORTED_EXTENSION_FEATURE	45
343 
344 #define		X509_V_ERR_UNNESTED_RESOURCE			46
345 
346 #define		X509_V_ERR_PERMITTED_VIOLATION			47
347 #define		X509_V_ERR_EXCLUDED_VIOLATION			48
348 #define		X509_V_ERR_SUBTREE_MINMAX			49
349 #define		X509_V_ERR_APPLICATION_VERIFICATION		50
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 /* Caller error */
369 #define		X509_V_ERR_INVALID_CALL				65
370 /* Issuer lookup error */
371 #define		X509_V_ERR_STORE_LOOKUP				66
372 
373 /* Certificate verify flags */
374 
375 /* Send issuer+subject checks to verify_cb */
376 #define	X509_V_FLAG_CB_ISSUER_CHECK		0x1
377 /* Use check time instead of current time */
378 #define	X509_V_FLAG_USE_CHECK_TIME		0x2
379 /* Lookup CRLs */
380 #define	X509_V_FLAG_CRL_CHECK			0x4
381 /* Lookup CRLs for whole chain */
382 #define	X509_V_FLAG_CRL_CHECK_ALL		0x8
383 /* Ignore unhandled critical extensions */
384 #define	X509_V_FLAG_IGNORE_CRITICAL		0x10
385 /* Does nothing as its functionality has been enabled by default. */
386 #define	X509_V_FLAG_X509_STRICT			0x00
387 /* Enable proxy certificate validation */
388 #define	X509_V_FLAG_ALLOW_PROXY_CERTS		0x40
389 /* Enable policy checking */
390 #define X509_V_FLAG_POLICY_CHECK		0x80
391 /* Policy variable require-explicit-policy */
392 #define X509_V_FLAG_EXPLICIT_POLICY		0x100
393 /* Policy variable inhibit-any-policy */
394 #define	X509_V_FLAG_INHIBIT_ANY			0x200
395 /* Policy variable inhibit-policy-mapping */
396 #define X509_V_FLAG_INHIBIT_MAP			0x400
397 /* Notify callback that policy is OK */
398 #define X509_V_FLAG_NOTIFY_POLICY		0x800
399 /* Extended CRL features such as indirect CRLs, alternate CRL signing keys */
400 #define X509_V_FLAG_EXTENDED_CRL_SUPPORT	0x1000
401 /* Delta CRL support */
402 #define X509_V_FLAG_USE_DELTAS			0x2000
403 /* Check selfsigned CA signature */
404 #define X509_V_FLAG_CHECK_SS_SIGNATURE		0x4000
405 /* Use trusted store first */
406 #define X509_V_FLAG_TRUSTED_FIRST		0x8000
407 /* Suite B 128 bit only mode: not normally used */
408 #define X509_V_FLAG_SUITEB_128_LOS_ONLY		0x10000
409 /* Suite B 192 bit only mode */
410 #define X509_V_FLAG_SUITEB_192_LOS		0x20000
411 /* Suite B 128 bit mode allowing 192 bit algorithms */
412 #define X509_V_FLAG_SUITEB_128_LOS		0x30000
413 
414 /* Allow partial chains if at least one certificate is in trusted store */
415 #define X509_V_FLAG_PARTIAL_CHAIN		0x80000
416 
417 /* If the initial chain is not trusted, do not attempt to build an alternative
418  * chain. Alternate chain checking was introduced in 1.0.2b. Setting this flag
419  * will force the behaviour to match that of previous versions. */
420 #define X509_V_FLAG_NO_ALT_CHAINS		0x100000
421 
422 #define X509_VP_FLAG_DEFAULT			0x1
423 #define X509_VP_FLAG_OVERWRITE			0x2
424 #define X509_VP_FLAG_RESET_FLAGS		0x4
425 #define X509_VP_FLAG_LOCKED			0x8
426 #define X509_VP_FLAG_ONCE			0x10
427 
428 /* Internal use: mask of policy related options */
429 #define X509_V_FLAG_POLICY_MASK (X509_V_FLAG_POLICY_CHECK \
430 				| X509_V_FLAG_EXPLICIT_POLICY \
431 				| X509_V_FLAG_INHIBIT_ANY \
432 				| X509_V_FLAG_INHIBIT_MAP)
433 
434 OPENSSL_EXPORT int X509_OBJECT_idx_by_subject(STACK_OF(X509_OBJECT) *h, int type,
435 	     X509_NAME *name);
436 OPENSSL_EXPORT X509_OBJECT *X509_OBJECT_retrieve_by_subject(STACK_OF(X509_OBJECT) *h,int type,X509_NAME *name);
437 OPENSSL_EXPORT X509_OBJECT *X509_OBJECT_retrieve_match(STACK_OF(X509_OBJECT) *h, X509_OBJECT *x);
438 OPENSSL_EXPORT int X509_OBJECT_up_ref_count(X509_OBJECT *a);
439 OPENSSL_EXPORT void X509_OBJECT_free_contents(X509_OBJECT *a);
440 OPENSSL_EXPORT int X509_OBJECT_get_type(const X509_OBJECT *a);
441 OPENSSL_EXPORT X509 *X509_OBJECT_get0_X509(const X509_OBJECT *a);
442 OPENSSL_EXPORT X509_STORE *X509_STORE_new(void );
443 OPENSSL_EXPORT int X509_STORE_up_ref(X509_STORE *store);
444 OPENSSL_EXPORT void X509_STORE_free(X509_STORE *v);
445 
446 OPENSSL_EXPORT STACK_OF(X509_OBJECT) *X509_STORE_get0_objects(X509_STORE *st);
447 OPENSSL_EXPORT STACK_OF(X509)* X509_STORE_get1_certs(X509_STORE_CTX *st, X509_NAME *nm);
448 OPENSSL_EXPORT STACK_OF(X509_CRL)* X509_STORE_get1_crls(X509_STORE_CTX *st, X509_NAME *nm);
449 OPENSSL_EXPORT int X509_STORE_set_flags(X509_STORE *ctx, unsigned long flags);
450 OPENSSL_EXPORT int X509_STORE_set_purpose(X509_STORE *ctx, int purpose);
451 OPENSSL_EXPORT int X509_STORE_set_trust(X509_STORE *ctx, int trust);
452 OPENSSL_EXPORT int X509_STORE_set1_param(X509_STORE *ctx, X509_VERIFY_PARAM *pm);
453 OPENSSL_EXPORT X509_VERIFY_PARAM *X509_STORE_get0_param(X509_STORE *ctx);
454 /* X509_STORE_set0_additional_untrusted sets a stack of additional, untrusted
455  * certificates that are available for chain building. This function does not
456  * take ownership of the stack. */
457 OPENSSL_EXPORT void X509_STORE_set0_additional_untrusted(
458     X509_STORE *ctx, STACK_OF(X509) *untrusted);
459 
460 OPENSSL_EXPORT void X509_STORE_set_verify(X509_STORE *ctx,
461                                           X509_STORE_CTX_verify_fn verify);
462 #define X509_STORE_set_verify_func(ctx, func) \
463   X509_STORE_set_verify((ctx), (func))
464 OPENSSL_EXPORT void X509_STORE_CTX_set_verify(X509_STORE_CTX *ctx,
465                                               X509_STORE_CTX_verify_fn verify);
466 OPENSSL_EXPORT X509_STORE_CTX_verify_fn X509_STORE_get_verify(X509_STORE *ctx);
467 OPENSSL_EXPORT void X509_STORE_set_verify_cb(
468     X509_STORE *ctx, X509_STORE_CTX_verify_cb verify_cb);
469 #define X509_STORE_set_verify_cb_func(ctx, func) \
470   X509_STORE_set_verify_cb((ctx), (func))
471 OPENSSL_EXPORT X509_STORE_CTX_verify_cb
472 X509_STORE_get_verify_cb(X509_STORE *ctx);
473 OPENSSL_EXPORT void X509_STORE_set_get_issuer(
474     X509_STORE *ctx, X509_STORE_CTX_get_issuer_fn get_issuer);
475 OPENSSL_EXPORT X509_STORE_CTX_get_issuer_fn
476 X509_STORE_get_get_issuer(X509_STORE *ctx);
477 OPENSSL_EXPORT void X509_STORE_set_check_issued(
478     X509_STORE *ctx, X509_STORE_CTX_check_issued_fn check_issued);
479 OPENSSL_EXPORT X509_STORE_CTX_check_issued_fn
480 X509_STORE_get_check_issued(X509_STORE *ctx);
481 OPENSSL_EXPORT void X509_STORE_set_check_revocation(
482     X509_STORE *ctx, X509_STORE_CTX_check_revocation_fn check_revocation);
483 OPENSSL_EXPORT X509_STORE_CTX_check_revocation_fn
484 X509_STORE_get_check_revocation(X509_STORE *ctx);
485 OPENSSL_EXPORT void X509_STORE_set_get_crl(X509_STORE *ctx,
486                                            X509_STORE_CTX_get_crl_fn get_crl);
487 OPENSSL_EXPORT X509_STORE_CTX_get_crl_fn
488 X509_STORE_get_get_crl(X509_STORE *ctx);
489 OPENSSL_EXPORT void X509_STORE_set_check_crl(
490     X509_STORE *ctx, X509_STORE_CTX_check_crl_fn check_crl);
491 OPENSSL_EXPORT X509_STORE_CTX_check_crl_fn
492 X509_STORE_get_check_crl(X509_STORE *ctx);
493 OPENSSL_EXPORT void X509_STORE_set_cert_crl(
494     X509_STORE *ctx, X509_STORE_CTX_cert_crl_fn cert_crl);
495 OPENSSL_EXPORT X509_STORE_CTX_cert_crl_fn
496 X509_STORE_get_cert_crl(X509_STORE *ctx);
497 OPENSSL_EXPORT void X509_STORE_set_lookup_certs(
498     X509_STORE *ctx, X509_STORE_CTX_lookup_certs_fn lookup_certs);
499 OPENSSL_EXPORT X509_STORE_CTX_lookup_certs_fn
500 X509_STORE_get_lookup_certs(X509_STORE *ctx);
501 OPENSSL_EXPORT void X509_STORE_set_lookup_crls(
502     X509_STORE *ctx, X509_STORE_CTX_lookup_crls_fn lookup_crls);
503 #define X509_STORE_set_lookup_crls_cb(ctx, func) \
504   X509_STORE_set_lookup_crls((ctx), (func))
505 OPENSSL_EXPORT X509_STORE_CTX_lookup_crls_fn
506 X509_STORE_get_lookup_crls(X509_STORE *ctx);
507 OPENSSL_EXPORT void X509_STORE_set_cleanup(X509_STORE *ctx,
508                                            X509_STORE_CTX_cleanup_fn cleanup);
509 OPENSSL_EXPORT X509_STORE_CTX_cleanup_fn
510 X509_STORE_get_cleanup(X509_STORE *ctx);
511 
512 
513 OPENSSL_EXPORT X509_STORE_CTX *X509_STORE_CTX_new(void);
514 
515 OPENSSL_EXPORT int X509_STORE_CTX_get1_issuer(X509 **issuer, X509_STORE_CTX *ctx, X509 *x);
516 
517 OPENSSL_EXPORT void X509_STORE_CTX_zero(X509_STORE_CTX *ctx);
518 OPENSSL_EXPORT void X509_STORE_CTX_free(X509_STORE_CTX *ctx);
519 OPENSSL_EXPORT int X509_STORE_CTX_init(X509_STORE_CTX *ctx, X509_STORE *store,
520 			 X509 *x509, STACK_OF(X509) *chain);
521 OPENSSL_EXPORT void X509_STORE_CTX_trusted_stack(X509_STORE_CTX *ctx, STACK_OF(X509) *sk);
522 OPENSSL_EXPORT void X509_STORE_CTX_cleanup(X509_STORE_CTX *ctx);
523 
524 OPENSSL_EXPORT X509_STORE *X509_STORE_CTX_get0_store(X509_STORE_CTX *ctx);
525 OPENSSL_EXPORT X509 *X509_STORE_CTX_get0_cert(X509_STORE_CTX *ctx);
526 
527 OPENSSL_EXPORT X509_LOOKUP *X509_STORE_add_lookup(X509_STORE *v, X509_LOOKUP_METHOD *m);
528 
529 OPENSSL_EXPORT X509_LOOKUP_METHOD *X509_LOOKUP_hash_dir(void);
530 OPENSSL_EXPORT X509_LOOKUP_METHOD *X509_LOOKUP_file(void);
531 
532 OPENSSL_EXPORT int X509_STORE_add_cert(X509_STORE *ctx, X509 *x);
533 OPENSSL_EXPORT int X509_STORE_add_crl(X509_STORE *ctx, X509_CRL *x);
534 
535 OPENSSL_EXPORT int X509_STORE_get_by_subject(X509_STORE_CTX *vs,int type,X509_NAME *name,
536 	X509_OBJECT *ret);
537 
538 OPENSSL_EXPORT int X509_LOOKUP_ctrl(X509_LOOKUP *ctx, int cmd, const char *argc,
539 	long argl, char **ret);
540 
541 #ifndef OPENSSL_NO_STDIO
542 OPENSSL_EXPORT int X509_load_cert_file(X509_LOOKUP *ctx, const char *file, int type);
543 OPENSSL_EXPORT int X509_load_crl_file(X509_LOOKUP *ctx, const char *file, int type);
544 OPENSSL_EXPORT int X509_load_cert_crl_file(X509_LOOKUP *ctx, const char *file, int type);
545 #endif
546 
547 
548 OPENSSL_EXPORT X509_LOOKUP *X509_LOOKUP_new(X509_LOOKUP_METHOD *method);
549 OPENSSL_EXPORT void X509_LOOKUP_free(X509_LOOKUP *ctx);
550 OPENSSL_EXPORT int X509_LOOKUP_init(X509_LOOKUP *ctx);
551 OPENSSL_EXPORT int X509_LOOKUP_by_subject(X509_LOOKUP *ctx, int type, X509_NAME *name,
552 	X509_OBJECT *ret);
553 OPENSSL_EXPORT int X509_LOOKUP_by_issuer_serial(X509_LOOKUP *ctx, int type, X509_NAME *name,
554 	ASN1_INTEGER *serial, X509_OBJECT *ret);
555 OPENSSL_EXPORT int X509_LOOKUP_by_fingerprint(X509_LOOKUP *ctx, int type,
556 	unsigned char *bytes, int len, X509_OBJECT *ret);
557 OPENSSL_EXPORT int X509_LOOKUP_by_alias(X509_LOOKUP *ctx, int type, char *str,
558 	int len, X509_OBJECT *ret);
559 OPENSSL_EXPORT int X509_LOOKUP_shutdown(X509_LOOKUP *ctx);
560 
561 #ifndef OPENSSL_NO_STDIO
562 OPENSSL_EXPORT int	X509_STORE_load_locations (X509_STORE *ctx,
563 		const char *file, const char *dir);
564 OPENSSL_EXPORT int	X509_STORE_set_default_paths(X509_STORE *ctx);
565 #endif
566 
567 OPENSSL_EXPORT int X509_STORE_CTX_get_ex_new_index(long argl, void *argp, CRYPTO_EX_unused *unused,
568 	CRYPTO_EX_dup *dup_unused, CRYPTO_EX_free *free_func);
569 OPENSSL_EXPORT int	X509_STORE_CTX_set_ex_data(X509_STORE_CTX *ctx,int idx,void *data);
570 OPENSSL_EXPORT void *	X509_STORE_CTX_get_ex_data(X509_STORE_CTX *ctx,int idx);
571 OPENSSL_EXPORT int	X509_STORE_CTX_get_error(X509_STORE_CTX *ctx);
572 OPENSSL_EXPORT void	X509_STORE_CTX_set_error(X509_STORE_CTX *ctx,int s);
573 OPENSSL_EXPORT int	X509_STORE_CTX_get_error_depth(X509_STORE_CTX *ctx);
574 OPENSSL_EXPORT X509 *	X509_STORE_CTX_get_current_cert(X509_STORE_CTX *ctx);
575 OPENSSL_EXPORT X509 *X509_STORE_CTX_get0_current_issuer(X509_STORE_CTX *ctx);
576 OPENSSL_EXPORT X509_CRL *X509_STORE_CTX_get0_current_crl(X509_STORE_CTX *ctx);
577 OPENSSL_EXPORT X509_STORE_CTX *X509_STORE_CTX_get0_parent_ctx(X509_STORE_CTX *ctx);
578 OPENSSL_EXPORT STACK_OF(X509) *X509_STORE_CTX_get_chain(X509_STORE_CTX *ctx);
579 OPENSSL_EXPORT STACK_OF(X509) *X509_STORE_CTX_get1_chain(X509_STORE_CTX *ctx);
580 OPENSSL_EXPORT void	X509_STORE_CTX_set_cert(X509_STORE_CTX *c,X509 *x);
581 OPENSSL_EXPORT void	X509_STORE_CTX_set_chain(X509_STORE_CTX *c,STACK_OF(X509) *sk);
582 OPENSSL_EXPORT STACK_OF(X509) *
583     X509_STORE_CTX_get0_untrusted(X509_STORE_CTX *ctx);
584 OPENSSL_EXPORT void	X509_STORE_CTX_set0_crls(X509_STORE_CTX *c,STACK_OF(X509_CRL) *sk);
585 OPENSSL_EXPORT int X509_STORE_CTX_set_purpose(X509_STORE_CTX *ctx, int purpose);
586 OPENSSL_EXPORT int X509_STORE_CTX_set_trust(X509_STORE_CTX *ctx, int trust);
587 OPENSSL_EXPORT int X509_STORE_CTX_purpose_inherit(X509_STORE_CTX *ctx, int def_purpose,
588 				int purpose, int trust);
589 OPENSSL_EXPORT void X509_STORE_CTX_set_flags(X509_STORE_CTX *ctx, unsigned long flags);
590 OPENSSL_EXPORT void X509_STORE_CTX_set_time(X509_STORE_CTX *ctx, unsigned long flags,
591 								time_t t);
592 OPENSSL_EXPORT void X509_STORE_CTX_set_verify_cb(X509_STORE_CTX *ctx,
593 				  int (*verify_cb)(int, X509_STORE_CTX *));
594 
595 OPENSSL_EXPORT X509_POLICY_TREE *X509_STORE_CTX_get0_policy_tree(X509_STORE_CTX *ctx);
596 OPENSSL_EXPORT int X509_STORE_CTX_get_explicit_policy(X509_STORE_CTX *ctx);
597 
598 OPENSSL_EXPORT X509_VERIFY_PARAM *X509_STORE_CTX_get0_param(X509_STORE_CTX *ctx);
599 OPENSSL_EXPORT void X509_STORE_CTX_set0_param(X509_STORE_CTX *ctx, X509_VERIFY_PARAM *param);
600 OPENSSL_EXPORT int X509_STORE_CTX_set_default(X509_STORE_CTX *ctx, const char *name);
601 
602 /* X509_VERIFY_PARAM functions */
603 
604 OPENSSL_EXPORT X509_VERIFY_PARAM *X509_VERIFY_PARAM_new(void);
605 OPENSSL_EXPORT void X509_VERIFY_PARAM_free(X509_VERIFY_PARAM *param);
606 OPENSSL_EXPORT int X509_VERIFY_PARAM_inherit(X509_VERIFY_PARAM *to,
607 						const X509_VERIFY_PARAM *from);
608 OPENSSL_EXPORT int X509_VERIFY_PARAM_set1(X509_VERIFY_PARAM *to,
609 						const X509_VERIFY_PARAM *from);
610 OPENSSL_EXPORT int X509_VERIFY_PARAM_set1_name(X509_VERIFY_PARAM *param, const char *name);
611 OPENSSL_EXPORT int X509_VERIFY_PARAM_set_flags(X509_VERIFY_PARAM *param, unsigned long flags);
612 OPENSSL_EXPORT int X509_VERIFY_PARAM_clear_flags(X509_VERIFY_PARAM *param,
613 							unsigned long flags);
614 OPENSSL_EXPORT unsigned long X509_VERIFY_PARAM_get_flags(X509_VERIFY_PARAM *param);
615 OPENSSL_EXPORT int X509_VERIFY_PARAM_set_purpose(X509_VERIFY_PARAM *param, int purpose);
616 OPENSSL_EXPORT int X509_VERIFY_PARAM_set_trust(X509_VERIFY_PARAM *param, int trust);
617 OPENSSL_EXPORT void X509_VERIFY_PARAM_set_depth(X509_VERIFY_PARAM *param, int depth);
618 OPENSSL_EXPORT void X509_VERIFY_PARAM_set_time(X509_VERIFY_PARAM *param, time_t t);
619 OPENSSL_EXPORT int X509_VERIFY_PARAM_add0_policy(X509_VERIFY_PARAM *param,
620 						ASN1_OBJECT *policy);
621 OPENSSL_EXPORT int X509_VERIFY_PARAM_set1_policies(X509_VERIFY_PARAM *param,
622 					STACK_OF(ASN1_OBJECT) *policies);
623 
624 OPENSSL_EXPORT int X509_VERIFY_PARAM_set1_host(X509_VERIFY_PARAM *param,
625 				const char *name, size_t namelen);
626 OPENSSL_EXPORT int X509_VERIFY_PARAM_add1_host(X509_VERIFY_PARAM *param,
627 					       const char *name,
628 					       size_t namelen);
629 OPENSSL_EXPORT void X509_VERIFY_PARAM_set_hostflags(X509_VERIFY_PARAM *param,
630 					unsigned int flags);
631 OPENSSL_EXPORT char *X509_VERIFY_PARAM_get0_peername(X509_VERIFY_PARAM *);
632 OPENSSL_EXPORT int X509_VERIFY_PARAM_set1_email(X509_VERIFY_PARAM *param,
633 				const char *email, size_t emaillen);
634 OPENSSL_EXPORT int X509_VERIFY_PARAM_set1_ip(X509_VERIFY_PARAM *param,
635 					const unsigned char *ip, size_t iplen);
636 OPENSSL_EXPORT int X509_VERIFY_PARAM_set1_ip_asc(X509_VERIFY_PARAM *param, const char *ipasc);
637 
638 OPENSSL_EXPORT int X509_VERIFY_PARAM_get_depth(const X509_VERIFY_PARAM *param);
639 OPENSSL_EXPORT const char *X509_VERIFY_PARAM_get0_name(const X509_VERIFY_PARAM *param);
640 
641 OPENSSL_EXPORT int X509_VERIFY_PARAM_add0_table(X509_VERIFY_PARAM *param);
642 OPENSSL_EXPORT int X509_VERIFY_PARAM_get_count(void);
643 OPENSSL_EXPORT const X509_VERIFY_PARAM *X509_VERIFY_PARAM_get0(int id);
644 OPENSSL_EXPORT const X509_VERIFY_PARAM *X509_VERIFY_PARAM_lookup(const char *name);
645 OPENSSL_EXPORT void X509_VERIFY_PARAM_table_cleanup(void);
646 
647 OPENSSL_EXPORT int X509_policy_check(X509_POLICY_TREE **ptree, int *pexplicit_policy,
648 			STACK_OF(X509) *certs,
649 			STACK_OF(ASN1_OBJECT) *policy_oids,
650 			unsigned int flags);
651 
652 OPENSSL_EXPORT void X509_policy_tree_free(X509_POLICY_TREE *tree);
653 
654 OPENSSL_EXPORT int X509_policy_tree_level_count(const X509_POLICY_TREE *tree);
655 OPENSSL_EXPORT X509_POLICY_LEVEL *
656 	X509_policy_tree_get0_level(const X509_POLICY_TREE *tree, int i);
657 
658 OPENSSL_EXPORT STACK_OF(X509_POLICY_NODE) *
659 	X509_policy_tree_get0_policies(const X509_POLICY_TREE *tree);
660 
661 OPENSSL_EXPORT STACK_OF(X509_POLICY_NODE) *
662 	X509_policy_tree_get0_user_policies(const X509_POLICY_TREE *tree);
663 
664 OPENSSL_EXPORT int X509_policy_level_node_count(X509_POLICY_LEVEL *level);
665 
666 OPENSSL_EXPORT X509_POLICY_NODE *X509_policy_level_get0_node(X509_POLICY_LEVEL *level, int i);
667 
668 OPENSSL_EXPORT const ASN1_OBJECT *X509_policy_node_get0_policy(const X509_POLICY_NODE *node);
669 
670 OPENSSL_EXPORT STACK_OF(POLICYQUALINFO) *
671 	X509_policy_node_get0_qualifiers(const X509_POLICY_NODE *node);
672 OPENSSL_EXPORT const X509_POLICY_NODE *
673 	X509_policy_node_get0_parent(const X509_POLICY_NODE *node);
674 
675 #ifdef  __cplusplus
676 }
677 #endif
678 #endif
679