75529b234e62ffef3c21aed332c9608b617845b8
[openssl.git] / include / openssl / x509_vfy.h
1 /*
2  * Copyright 1995-2018 The OpenSSL Project Authors. All Rights Reserved.
3  *
4  * Licensed under the Apache License 2.0 (the "License").  You may not use
5  * this file except in compliance with the License.  You can obtain a copy
6  * in the file LICENSE in the source distribution or at
7  * https://www.openssl.org/source/license.html
8  */
9
10 #ifndef OPENSSL_X509_VFY_H
11 # define OPENSSL_X509_VFY_H
12 # pragma once
13
14 # include <openssl/macros.h>
15 # ifndef OPENSSL_NO_DEPRECATED_3_0
16 #  define HEADER_X509_VFY_H
17 # endif
18
19 /*
20  * Protect against recursion, x509.h and x509_vfy.h each include the other.
21  */
22 # ifndef OPENSSL_X509_H
23 #  include <openssl/x509.h>
24 # endif
25
26 # include <openssl/opensslconf.h>
27 # include <openssl/lhash.h>
28 # include <openssl/bio.h>
29 # include <openssl/crypto.h>
30 # include <openssl/symhacks.h>
31
32 #ifdef  __cplusplus
33 extern "C" {
34 #endif
35
36 /*-
37 SSL_CTX -> X509_STORE
38                 -> X509_LOOKUP
39                         ->X509_LOOKUP_METHOD
40                 -> X509_LOOKUP
41                         ->X509_LOOKUP_METHOD
42
43 SSL     -> X509_STORE_CTX
44                 ->X509_STORE
45
46 The X509_STORE holds the tables etc for verification stuff.
47 A X509_STORE_CTX is used while validating a single certificate.
48 The X509_STORE has X509_LOOKUPs for looking up certs.
49 The X509_STORE then calls a function to actually verify the
50 certificate chain.
51 */
52
53 typedef enum {
54     X509_LU_NONE = 0,
55     X509_LU_X509, X509_LU_CRL
56 } X509_LOOKUP_TYPE;
57
58 #ifndef OPENSSL_NO_DEPRECATED_1_1_0
59 #define X509_LU_RETRY   -1
60 #define X509_LU_FAIL    0
61 #endif
62
63 DEFINE_STACK_OF(X509_LOOKUP)
64 DEFINE_STACK_OF(X509_OBJECT)
65 DEFINE_STACK_OF(X509_VERIFY_PARAM)
66
67 int X509_STORE_set_depth(X509_STORE *store, int depth);
68
69 typedef int (*X509_STORE_CTX_verify_cb)(int, X509_STORE_CTX *);
70 int X509_STORE_CTX_print_verify_cb(int ok, X509_STORE_CTX *ctx);
71 typedef int (*X509_STORE_CTX_verify_fn)(X509_STORE_CTX *);
72 typedef int (*X509_STORE_CTX_get_issuer_fn)(X509 **issuer,
73                                             X509_STORE_CTX *ctx, X509 *x);
74 typedef int (*X509_STORE_CTX_check_issued_fn)(X509_STORE_CTX *ctx,
75                                               X509 *x, X509 *issuer);
76 typedef int (*X509_STORE_CTX_check_revocation_fn)(X509_STORE_CTX *ctx);
77 typedef int (*X509_STORE_CTX_get_crl_fn)(X509_STORE_CTX *ctx,
78                                          X509_CRL **crl, X509 *x);
79 typedef int (*X509_STORE_CTX_check_crl_fn)(X509_STORE_CTX *ctx, X509_CRL *crl);
80 typedef int (*X509_STORE_CTX_cert_crl_fn)(X509_STORE_CTX *ctx,
81                                           X509_CRL *crl, X509 *x);
82 typedef int (*X509_STORE_CTX_check_policy_fn)(X509_STORE_CTX *ctx);
83 typedef STACK_OF(X509) *(*X509_STORE_CTX_lookup_certs_fn)(X509_STORE_CTX *ctx,
84                                                           X509_NAME *nm);
85 typedef STACK_OF(X509_CRL) *(*X509_STORE_CTX_lookup_crls_fn)(X509_STORE_CTX *ctx,
86                                                              X509_NAME *nm);
87 typedef int (*X509_STORE_CTX_cleanup_fn)(X509_STORE_CTX *ctx);
88
89
90 void X509_STORE_CTX_set_depth(X509_STORE_CTX *ctx, int depth);
91
92 # define X509_STORE_CTX_set_app_data(ctx,data) \
93         X509_STORE_CTX_set_ex_data(ctx,0,data)
94 # define X509_STORE_CTX_get_app_data(ctx) \
95         X509_STORE_CTX_get_ex_data(ctx,0)
96
97 # define X509_L_FILE_LOAD        1
98 # define X509_L_ADD_DIR          2
99 # define X509_L_ADD_STORE        3
100 # define X509_L_LOAD_STORE       4
101
102 # define X509_LOOKUP_load_file(x,name,type) \
103                 X509_LOOKUP_ctrl((x),X509_L_FILE_LOAD,(name),(long)(type),NULL)
104
105 # define X509_LOOKUP_add_dir(x,name,type) \
106                 X509_LOOKUP_ctrl((x),X509_L_ADD_DIR,(name),(long)(type),NULL)
107
108 # define X509_LOOKUP_add_store(x,name) \
109                 X509_LOOKUP_ctrl((x),X509_L_ADD_STORE,(name),0,NULL)
110
111 # define X509_LOOKUP_load_store(x,name) \
112                 X509_LOOKUP_ctrl((x),X509_L_LOAD_STORE,(name),0,NULL)
113
114 # define         X509_V_OK                                       0
115 # define         X509_V_ERR_UNSPECIFIED                          1
116 # define         X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT            2
117 # define         X509_V_ERR_UNABLE_TO_GET_CRL                    3
118 # define         X509_V_ERR_UNABLE_TO_DECRYPT_CERT_SIGNATURE     4
119 # define         X509_V_ERR_UNABLE_TO_DECRYPT_CRL_SIGNATURE      5
120 # define         X509_V_ERR_UNABLE_TO_DECODE_ISSUER_PUBLIC_KEY   6
121 # define         X509_V_ERR_CERT_SIGNATURE_FAILURE               7
122 # define         X509_V_ERR_CRL_SIGNATURE_FAILURE                8
123 # define         X509_V_ERR_CERT_NOT_YET_VALID                   9
124 # define         X509_V_ERR_CERT_HAS_EXPIRED                     10
125 # define         X509_V_ERR_CRL_NOT_YET_VALID                    11
126 # define         X509_V_ERR_CRL_HAS_EXPIRED                      12
127 # define         X509_V_ERR_ERROR_IN_CERT_NOT_BEFORE_FIELD       13
128 # define         X509_V_ERR_ERROR_IN_CERT_NOT_AFTER_FIELD        14
129 # define         X509_V_ERR_ERROR_IN_CRL_LAST_UPDATE_FIELD       15
130 # define         X509_V_ERR_ERROR_IN_CRL_NEXT_UPDATE_FIELD       16
131 # define         X509_V_ERR_OUT_OF_MEM                           17
132 # define         X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT          18
133 # define         X509_V_ERR_SELF_SIGNED_CERT_IN_CHAIN            19
134 # define         X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT_LOCALLY    20
135 # define         X509_V_ERR_UNABLE_TO_VERIFY_LEAF_SIGNATURE      21
136 # define         X509_V_ERR_CERT_CHAIN_TOO_LONG                  22
137 # define         X509_V_ERR_CERT_REVOKED                         23
138 # define         X509_V_ERR_INVALID_CA                           24
139 # define         X509_V_ERR_PATH_LENGTH_EXCEEDED                 25
140 # define         X509_V_ERR_INVALID_PURPOSE                      26
141 # define         X509_V_ERR_CERT_UNTRUSTED                       27
142 # define         X509_V_ERR_CERT_REJECTED                        28
143 /* These are 'informational' when looking for issuer cert */
144 # define         X509_V_ERR_SUBJECT_ISSUER_MISMATCH              29
145 # define         X509_V_ERR_AKID_SKID_MISMATCH                   30
146 # define         X509_V_ERR_AKID_ISSUER_SERIAL_MISMATCH          31
147 # define         X509_V_ERR_KEYUSAGE_NO_CERTSIGN                 32
148 # define         X509_V_ERR_UNABLE_TO_GET_CRL_ISSUER             33
149 # define         X509_V_ERR_UNHANDLED_CRITICAL_EXTENSION         34
150 # define         X509_V_ERR_KEYUSAGE_NO_CRL_SIGN                 35
151 # define         X509_V_ERR_UNHANDLED_CRITICAL_CRL_EXTENSION     36
152 # define         X509_V_ERR_INVALID_NON_CA                       37
153 # define         X509_V_ERR_PROXY_PATH_LENGTH_EXCEEDED           38
154 # define         X509_V_ERR_KEYUSAGE_NO_DIGITAL_SIGNATURE        39
155 # define         X509_V_ERR_PROXY_CERTIFICATES_NOT_ALLOWED       40
156 # define         X509_V_ERR_INVALID_EXTENSION                    41
157 # define         X509_V_ERR_INVALID_POLICY_EXTENSION             42
158 # define         X509_V_ERR_NO_EXPLICIT_POLICY                   43
159 # define         X509_V_ERR_DIFFERENT_CRL_SCOPE                  44
160 # define         X509_V_ERR_UNSUPPORTED_EXTENSION_FEATURE        45
161 # define         X509_V_ERR_UNNESTED_RESOURCE                    46
162 # define         X509_V_ERR_PERMITTED_VIOLATION                  47
163 # define         X509_V_ERR_EXCLUDED_VIOLATION                   48
164 # define         X509_V_ERR_SUBTREE_MINMAX                       49
165 /* The application is not happy */
166 # define         X509_V_ERR_APPLICATION_VERIFICATION             50
167 # define         X509_V_ERR_UNSUPPORTED_CONSTRAINT_TYPE          51
168 # define         X509_V_ERR_UNSUPPORTED_CONSTRAINT_SYNTAX        52
169 # define         X509_V_ERR_UNSUPPORTED_NAME_SYNTAX              53
170 # define         X509_V_ERR_CRL_PATH_VALIDATION_ERROR            54
171 /* Another issuer check debug option */
172 # define         X509_V_ERR_PATH_LOOP                            55
173 /* Suite B mode algorithm violation */
174 # define         X509_V_ERR_SUITE_B_INVALID_VERSION              56
175 # define         X509_V_ERR_SUITE_B_INVALID_ALGORITHM            57
176 # define         X509_V_ERR_SUITE_B_INVALID_CURVE                58
177 # define         X509_V_ERR_SUITE_B_INVALID_SIGNATURE_ALGORITHM  59
178 # define         X509_V_ERR_SUITE_B_LOS_NOT_ALLOWED              60
179 # define         X509_V_ERR_SUITE_B_CANNOT_SIGN_P_384_WITH_P_256 61
180 /* Host, email and IP check errors */
181 # define         X509_V_ERR_HOSTNAME_MISMATCH                    62
182 # define         X509_V_ERR_EMAIL_MISMATCH                       63
183 # define         X509_V_ERR_IP_ADDRESS_MISMATCH                  64
184 /* DANE TLSA errors */
185 # define         X509_V_ERR_DANE_NO_MATCH                        65
186 /* security level errors */
187 # define         X509_V_ERR_EE_KEY_TOO_SMALL                     66
188 # define         X509_V_ERR_CA_KEY_TOO_SMALL                     67
189 # define         X509_V_ERR_CA_MD_TOO_WEAK                       68
190 /* Caller error */
191 # define         X509_V_ERR_INVALID_CALL                         69
192 /* Issuer lookup error */
193 # define         X509_V_ERR_STORE_LOOKUP                         70
194 /* Certificate transparency */
195 # define         X509_V_ERR_NO_VALID_SCTS                        71
196
197 # define         X509_V_ERR_PROXY_SUBJECT_NAME_VIOLATION         72
198 /* OCSP status errors */
199 # define         X509_V_ERR_OCSP_VERIFY_NEEDED                   73  /* Need OCSP verification */
200 # define         X509_V_ERR_OCSP_VERIFY_FAILED                   74  /* Couldn't verify cert through OCSP */
201 # define         X509_V_ERR_OCSP_CERT_UNKNOWN                    75  /* Certificate wasn't recognized by the OCSP responder */
202
203 # define         X509_V_ERR_SIGNATURE_ALGORITHM_MISMATCH         76
204 # define         X509_V_ERR_NO_ISSUER_PUBLIC_KEY                 77
205
206
207 /* Certificate verify flags */
208
209 # ifndef OPENSSL_NO_DEPRECATED_1_1_0
210 #  define X509_V_FLAG_CB_ISSUER_CHECK             0x0   /* Deprecated */
211 # endif
212 /* Use check time instead of current time */
213 # define X509_V_FLAG_USE_CHECK_TIME              0x2
214 /* Lookup CRLs */
215 # define X509_V_FLAG_CRL_CHECK                   0x4
216 /* Lookup CRLs for whole chain */
217 # define X509_V_FLAG_CRL_CHECK_ALL               0x8
218 /* Ignore unhandled critical extensions */
219 # define X509_V_FLAG_IGNORE_CRITICAL             0x10
220 /* Disable workarounds for broken certificates */
221 # define X509_V_FLAG_X509_STRICT                 0x20
222 /* Enable proxy certificate validation */
223 # define X509_V_FLAG_ALLOW_PROXY_CERTS           0x40
224 /* Enable policy checking */
225 # define X509_V_FLAG_POLICY_CHECK                0x80
226 /* Policy variable require-explicit-policy */
227 # define X509_V_FLAG_EXPLICIT_POLICY             0x100
228 /* Policy variable inhibit-any-policy */
229 # define X509_V_FLAG_INHIBIT_ANY                 0x200
230 /* Policy variable inhibit-policy-mapping */
231 # define X509_V_FLAG_INHIBIT_MAP                 0x400
232 /* Notify callback that policy is OK */
233 # define X509_V_FLAG_NOTIFY_POLICY               0x800
234 /* Extended CRL features such as indirect CRLs, alternate CRL signing keys */
235 # define X509_V_FLAG_EXTENDED_CRL_SUPPORT        0x1000
236 /* Delta CRL support */
237 # define X509_V_FLAG_USE_DELTAS                  0x2000
238 /* Check self-signed CA signature */
239 # define X509_V_FLAG_CHECK_SS_SIGNATURE          0x4000
240 /* Use trusted store first */
241 # define X509_V_FLAG_TRUSTED_FIRST               0x8000
242 /* Suite B 128 bit only mode: not normally used */
243 # define X509_V_FLAG_SUITEB_128_LOS_ONLY         0x10000
244 /* Suite B 192 bit only mode */
245 # define X509_V_FLAG_SUITEB_192_LOS              0x20000
246 /* Suite B 128 bit mode allowing 192 bit algorithms */
247 # define X509_V_FLAG_SUITEB_128_LOS              0x30000
248 /* Allow partial chains if at least one certificate is in trusted store */
249 # define X509_V_FLAG_PARTIAL_CHAIN               0x80000
250 /*
251  * If the initial chain is not trusted, do not attempt to build an alternative
252  * chain. Alternate chain checking was introduced in 1.1.0. Setting this flag
253  * will force the behaviour to match that of previous versions.
254  */
255 # define X509_V_FLAG_NO_ALT_CHAINS               0x100000
256 /* Do not check certificate/CRL validity against current time */
257 # define X509_V_FLAG_NO_CHECK_TIME               0x200000
258
259 # define X509_VP_FLAG_DEFAULT                    0x1
260 # define X509_VP_FLAG_OVERWRITE                  0x2
261 # define X509_VP_FLAG_RESET_FLAGS                0x4
262 # define X509_VP_FLAG_LOCKED                     0x8
263 # define X509_VP_FLAG_ONCE                       0x10
264
265 /* Internal use: mask of policy related options */
266 # define X509_V_FLAG_POLICY_MASK (X509_V_FLAG_POLICY_CHECK \
267                                 | X509_V_FLAG_EXPLICIT_POLICY \
268                                 | X509_V_FLAG_INHIBIT_ANY \
269                                 | X509_V_FLAG_INHIBIT_MAP)
270
271 int X509_OBJECT_idx_by_subject(STACK_OF(X509_OBJECT) *h, X509_LOOKUP_TYPE type,
272                                X509_NAME *name);
273 X509_OBJECT *X509_OBJECT_retrieve_by_subject(STACK_OF(X509_OBJECT) *h,
274                                              X509_LOOKUP_TYPE type,
275                                              X509_NAME *name);
276 X509_OBJECT *X509_OBJECT_retrieve_match(STACK_OF(X509_OBJECT) *h,
277                                         X509_OBJECT *x);
278 int X509_OBJECT_up_ref_count(X509_OBJECT *a);
279 X509_OBJECT *X509_OBJECT_new(void);
280 void X509_OBJECT_free(X509_OBJECT *a);
281 X509_LOOKUP_TYPE X509_OBJECT_get_type(const X509_OBJECT *a);
282 X509 *X509_OBJECT_get0_X509(const X509_OBJECT *a);
283 int X509_OBJECT_set1_X509(X509_OBJECT *a, X509 *obj);
284 X509_CRL *X509_OBJECT_get0_X509_CRL(X509_OBJECT *a);
285 int X509_OBJECT_set1_X509_CRL(X509_OBJECT *a, X509_CRL *obj);
286 X509_STORE *X509_STORE_new(void);
287 void X509_STORE_free(X509_STORE *v);
288 int X509_STORE_lock(X509_STORE *ctx);
289 int X509_STORE_unlock(X509_STORE *ctx);
290 int X509_STORE_up_ref(X509_STORE *v);
291
292 STACK_OF(X509_OBJECT) *X509_STORE_get0_objects(X509_STORE *v);
293 STACK_OF(X509) *X509_STORE_get1_all_certs(X509_STORE *st);
294 STACK_OF(X509) *X509_STORE_CTX_get1_certs(X509_STORE_CTX *st, X509_NAME *nm);
295 STACK_OF(X509_CRL) *X509_STORE_CTX_get1_crls(X509_STORE_CTX *st, X509_NAME *nm);
296 int X509_STORE_set_flags(X509_STORE *ctx, unsigned long flags);
297 int X509_STORE_set_purpose(X509_STORE *ctx, int purpose);
298 int X509_STORE_set_trust(X509_STORE *ctx, int trust);
299 int X509_STORE_set1_param(X509_STORE *ctx, X509_VERIFY_PARAM *pm);
300 X509_VERIFY_PARAM *X509_STORE_get0_param(X509_STORE *ctx);
301
302 void X509_STORE_set_verify(X509_STORE *ctx, X509_STORE_CTX_verify_fn verify);
303 #define X509_STORE_set_verify_func(ctx, func) \
304             X509_STORE_set_verify((ctx),(func))
305 void X509_STORE_CTX_set_verify(X509_STORE_CTX *ctx,
306                                X509_STORE_CTX_verify_fn verify);
307 X509_STORE_CTX_verify_fn X509_STORE_get_verify(X509_STORE *ctx);
308 void X509_STORE_set_verify_cb(X509_STORE *ctx,
309                               X509_STORE_CTX_verify_cb verify_cb);
310 # define X509_STORE_set_verify_cb_func(ctx,func) \
311             X509_STORE_set_verify_cb((ctx),(func))
312 X509_STORE_CTX_verify_cb X509_STORE_get_verify_cb(X509_STORE *ctx);
313 void X509_STORE_set_get_issuer(X509_STORE *ctx,
314                                X509_STORE_CTX_get_issuer_fn get_issuer);
315 X509_STORE_CTX_get_issuer_fn X509_STORE_get_get_issuer(X509_STORE *ctx);
316 void X509_STORE_set_check_issued(X509_STORE *ctx,
317                                  X509_STORE_CTX_check_issued_fn check_issued);
318 X509_STORE_CTX_check_issued_fn X509_STORE_get_check_issued(X509_STORE *ctx);
319 void X509_STORE_set_check_revocation(X509_STORE *ctx,
320                                      X509_STORE_CTX_check_revocation_fn check_revocation);
321 X509_STORE_CTX_check_revocation_fn X509_STORE_get_check_revocation(X509_STORE *ctx);
322 void X509_STORE_set_get_crl(X509_STORE *ctx,
323                             X509_STORE_CTX_get_crl_fn get_crl);
324 X509_STORE_CTX_get_crl_fn X509_STORE_get_get_crl(X509_STORE *ctx);
325 void X509_STORE_set_check_crl(X509_STORE *ctx,
326                               X509_STORE_CTX_check_crl_fn check_crl);
327 X509_STORE_CTX_check_crl_fn X509_STORE_get_check_crl(X509_STORE *ctx);
328 void X509_STORE_set_cert_crl(X509_STORE *ctx,
329                              X509_STORE_CTX_cert_crl_fn cert_crl);
330 X509_STORE_CTX_cert_crl_fn X509_STORE_get_cert_crl(X509_STORE *ctx);
331 void X509_STORE_set_check_policy(X509_STORE *ctx,
332                                  X509_STORE_CTX_check_policy_fn check_policy);
333 X509_STORE_CTX_check_policy_fn X509_STORE_get_check_policy(X509_STORE *ctx);
334 void X509_STORE_set_lookup_certs(X509_STORE *ctx,
335                                  X509_STORE_CTX_lookup_certs_fn lookup_certs);
336 X509_STORE_CTX_lookup_certs_fn X509_STORE_get_lookup_certs(X509_STORE *ctx);
337 void X509_STORE_set_lookup_crls(X509_STORE *ctx,
338                                 X509_STORE_CTX_lookup_crls_fn lookup_crls);
339 #define X509_STORE_set_lookup_crls_cb(ctx, func) \
340     X509_STORE_set_lookup_crls((ctx), (func))
341 X509_STORE_CTX_lookup_crls_fn X509_STORE_get_lookup_crls(X509_STORE *ctx);
342 void X509_STORE_set_cleanup(X509_STORE *ctx,
343                             X509_STORE_CTX_cleanup_fn cleanup);
344 X509_STORE_CTX_cleanup_fn X509_STORE_get_cleanup(X509_STORE *ctx);
345
346 #define X509_STORE_get_ex_new_index(l, p, newf, dupf, freef) \
347     CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_X509_STORE, l, p, newf, dupf, freef)
348 int X509_STORE_set_ex_data(X509_STORE *ctx, int idx, void *data);
349 void *X509_STORE_get_ex_data(X509_STORE *ctx, int idx);
350
351 X509_STORE_CTX *X509_STORE_CTX_new(void);
352
353 int X509_STORE_CTX_get1_issuer(X509 **issuer, X509_STORE_CTX *ctx, X509 *x);
354
355 void X509_STORE_CTX_free(X509_STORE_CTX *ctx);
356 int X509_STORE_CTX_init(X509_STORE_CTX *ctx, X509_STORE *store,
357                         X509 *x509, STACK_OF(X509) *chain);
358 void X509_STORE_CTX_set0_trusted_stack(X509_STORE_CTX *ctx, STACK_OF(X509) *sk);
359 void X509_STORE_CTX_cleanup(X509_STORE_CTX *ctx);
360
361 X509_STORE *X509_STORE_CTX_get0_store(X509_STORE_CTX *ctx);
362 X509 *X509_STORE_CTX_get0_cert(X509_STORE_CTX *ctx);
363 STACK_OF(X509)* X509_STORE_CTX_get0_untrusted(X509_STORE_CTX *ctx);
364 void X509_STORE_CTX_set0_untrusted(X509_STORE_CTX *ctx, STACK_OF(X509) *sk);
365 void X509_STORE_CTX_set_verify_cb(X509_STORE_CTX *ctx,
366                                   X509_STORE_CTX_verify_cb verify);
367 X509_STORE_CTX_verify_cb X509_STORE_CTX_get_verify_cb(X509_STORE_CTX *ctx);
368 X509_STORE_CTX_verify_fn X509_STORE_CTX_get_verify(X509_STORE_CTX *ctx);
369 X509_STORE_CTX_get_issuer_fn X509_STORE_CTX_get_get_issuer(X509_STORE_CTX *ctx);
370 X509_STORE_CTX_check_issued_fn X509_STORE_CTX_get_check_issued(X509_STORE_CTX *ctx);
371 X509_STORE_CTX_check_revocation_fn X509_STORE_CTX_get_check_revocation(X509_STORE_CTX *ctx);
372 X509_STORE_CTX_get_crl_fn X509_STORE_CTX_get_get_crl(X509_STORE_CTX *ctx);
373 X509_STORE_CTX_check_crl_fn X509_STORE_CTX_get_check_crl(X509_STORE_CTX *ctx);
374 X509_STORE_CTX_cert_crl_fn X509_STORE_CTX_get_cert_crl(X509_STORE_CTX *ctx);
375 X509_STORE_CTX_check_policy_fn X509_STORE_CTX_get_check_policy(X509_STORE_CTX *ctx);
376 X509_STORE_CTX_lookup_certs_fn X509_STORE_CTX_get_lookup_certs(X509_STORE_CTX *ctx);
377 X509_STORE_CTX_lookup_crls_fn X509_STORE_CTX_get_lookup_crls(X509_STORE_CTX *ctx);
378 X509_STORE_CTX_cleanup_fn X509_STORE_CTX_get_cleanup(X509_STORE_CTX *ctx);
379
380 #ifndef OPENSSL_NO_DEPRECATED_1_1_0
381 # define X509_STORE_CTX_get_chain X509_STORE_CTX_get0_chain
382 # define X509_STORE_CTX_set_chain X509_STORE_CTX_set0_untrusted
383 # define X509_STORE_CTX_trusted_stack X509_STORE_CTX_set0_trusted_stack
384 # define X509_STORE_get_by_subject X509_STORE_CTX_get_by_subject
385 # define X509_STORE_get1_certs X509_STORE_CTX_get1_certs
386 # define X509_STORE_get1_crls X509_STORE_CTX_get1_crls
387 /* the following macro is misspelled; use X509_STORE_get1_certs instead */
388 # define X509_STORE_get1_cert X509_STORE_CTX_get1_certs
389 /* the following macro is misspelled; use X509_STORE_get1_crls instead */
390 # define X509_STORE_get1_crl X509_STORE_CTX_get1_crls
391 #endif
392
393 X509_LOOKUP *X509_STORE_add_lookup(X509_STORE *v, X509_LOOKUP_METHOD *m);
394 X509_LOOKUP_METHOD *X509_LOOKUP_hash_dir(void);
395 X509_LOOKUP_METHOD *X509_LOOKUP_file(void);
396 X509_LOOKUP_METHOD *X509_LOOKUP_store(void);
397
398 typedef int (*X509_LOOKUP_ctrl_fn)(X509_LOOKUP *ctx, int cmd, const char *argc,
399                                    long argl, char **ret);
400 typedef int (*X509_LOOKUP_get_by_subject_fn)(X509_LOOKUP *ctx,
401                                              X509_LOOKUP_TYPE type,
402                                              X509_NAME *name,
403                                              X509_OBJECT *ret);
404 typedef int (*X509_LOOKUP_get_by_issuer_serial_fn)(X509_LOOKUP *ctx,
405                                                    X509_LOOKUP_TYPE type,
406                                                    X509_NAME *name,
407                                                    ASN1_INTEGER *serial,
408                                                    X509_OBJECT *ret);
409 typedef int (*X509_LOOKUP_get_by_fingerprint_fn)(X509_LOOKUP *ctx,
410                                                  X509_LOOKUP_TYPE type,
411                                                  const unsigned char* bytes,
412                                                  int len,
413                                                  X509_OBJECT *ret);
414 typedef int (*X509_LOOKUP_get_by_alias_fn)(X509_LOOKUP *ctx,
415                                            X509_LOOKUP_TYPE type,
416                                            const char *str,
417                                            int len,
418                                            X509_OBJECT *ret);
419
420 X509_LOOKUP_METHOD *X509_LOOKUP_meth_new(const char *name);
421 void X509_LOOKUP_meth_free(X509_LOOKUP_METHOD *method);
422
423 int X509_LOOKUP_meth_set_new_item(X509_LOOKUP_METHOD *method,
424                                   int (*new_item) (X509_LOOKUP *ctx));
425 int (*X509_LOOKUP_meth_get_new_item(const X509_LOOKUP_METHOD* method))
426     (X509_LOOKUP *ctx);
427
428 int X509_LOOKUP_meth_set_free(X509_LOOKUP_METHOD *method,
429                               void (*free_fn) (X509_LOOKUP *ctx));
430 void (*X509_LOOKUP_meth_get_free(const X509_LOOKUP_METHOD* method))
431     (X509_LOOKUP *ctx);
432
433 int X509_LOOKUP_meth_set_init(X509_LOOKUP_METHOD *method,
434                               int (*init) (X509_LOOKUP *ctx));
435 int (*X509_LOOKUP_meth_get_init(const X509_LOOKUP_METHOD* method))
436     (X509_LOOKUP *ctx);
437
438 int X509_LOOKUP_meth_set_shutdown(X509_LOOKUP_METHOD *method,
439                                   int (*shutdown) (X509_LOOKUP *ctx));
440 int (*X509_LOOKUP_meth_get_shutdown(const X509_LOOKUP_METHOD* method))
441     (X509_LOOKUP *ctx);
442
443 int X509_LOOKUP_meth_set_ctrl(X509_LOOKUP_METHOD *method,
444                               X509_LOOKUP_ctrl_fn ctrl_fn);
445 X509_LOOKUP_ctrl_fn X509_LOOKUP_meth_get_ctrl(const X509_LOOKUP_METHOD *method);
446
447 int X509_LOOKUP_meth_set_get_by_subject(X509_LOOKUP_METHOD *method,
448                                         X509_LOOKUP_get_by_subject_fn fn);
449 X509_LOOKUP_get_by_subject_fn X509_LOOKUP_meth_get_get_by_subject(
450     const X509_LOOKUP_METHOD *method);
451
452 int X509_LOOKUP_meth_set_get_by_issuer_serial(X509_LOOKUP_METHOD *method,
453     X509_LOOKUP_get_by_issuer_serial_fn fn);
454 X509_LOOKUP_get_by_issuer_serial_fn X509_LOOKUP_meth_get_get_by_issuer_serial(
455     const X509_LOOKUP_METHOD *method);
456
457 int X509_LOOKUP_meth_set_get_by_fingerprint(X509_LOOKUP_METHOD *method,
458     X509_LOOKUP_get_by_fingerprint_fn fn);
459 X509_LOOKUP_get_by_fingerprint_fn X509_LOOKUP_meth_get_get_by_fingerprint(
460     const X509_LOOKUP_METHOD *method);
461
462 int X509_LOOKUP_meth_set_get_by_alias(X509_LOOKUP_METHOD *method,
463                                       X509_LOOKUP_get_by_alias_fn fn);
464 X509_LOOKUP_get_by_alias_fn X509_LOOKUP_meth_get_get_by_alias(
465     const X509_LOOKUP_METHOD *method);
466
467
468 int X509_STORE_add_cert(X509_STORE *ctx, X509 *x);
469 int X509_STORE_add_crl(X509_STORE *ctx, X509_CRL *x);
470
471 int X509_STORE_CTX_get_by_subject(X509_STORE_CTX *vs, X509_LOOKUP_TYPE type,
472                                   X509_NAME *name, X509_OBJECT *ret);
473 X509_OBJECT *X509_STORE_CTX_get_obj_by_subject(X509_STORE_CTX *vs,
474                                                X509_LOOKUP_TYPE type,
475                                                X509_NAME *name);
476
477 int X509_LOOKUP_ctrl(X509_LOOKUP *ctx, int cmd, const char *argc,
478                      long argl, char **ret);
479
480 int X509_load_cert_file(X509_LOOKUP *ctx, const char *file, int type);
481 int X509_load_crl_file(X509_LOOKUP *ctx, const char *file, int type);
482 int X509_load_cert_crl_file(X509_LOOKUP *ctx, const char *file, int type);
483
484 X509_LOOKUP *X509_LOOKUP_new(X509_LOOKUP_METHOD *method);
485 void X509_LOOKUP_free(X509_LOOKUP *ctx);
486 int X509_LOOKUP_init(X509_LOOKUP *ctx);
487 int X509_LOOKUP_by_subject(X509_LOOKUP *ctx, X509_LOOKUP_TYPE type,
488                            X509_NAME *name, X509_OBJECT *ret);
489 int X509_LOOKUP_by_issuer_serial(X509_LOOKUP *ctx, X509_LOOKUP_TYPE type,
490                                  X509_NAME *name, ASN1_INTEGER *serial,
491                                  X509_OBJECT *ret);
492 int X509_LOOKUP_by_fingerprint(X509_LOOKUP *ctx, X509_LOOKUP_TYPE type,
493                                const unsigned char *bytes, int len,
494                                X509_OBJECT *ret);
495 int X509_LOOKUP_by_alias(X509_LOOKUP *ctx, X509_LOOKUP_TYPE type,
496                          const char *str, int len, X509_OBJECT *ret);
497 int X509_LOOKUP_set_method_data(X509_LOOKUP *ctx, void *data);
498 void *X509_LOOKUP_get_method_data(const X509_LOOKUP *ctx);
499 X509_STORE *X509_LOOKUP_get_store(const X509_LOOKUP *ctx);
500 int X509_LOOKUP_shutdown(X509_LOOKUP *ctx);
501
502 int X509_STORE_load_file(X509_STORE *ctx, const char *file);
503 int X509_STORE_load_path(X509_STORE *ctx, const char *path);
504 int X509_STORE_load_store(X509_STORE *ctx, const char *store);
505 DEPRECATEDIN_3_0(int X509_STORE_load_locations(X509_STORE *ctx, const char *file,
506                                              const char *dir))
507 int X509_STORE_set_default_paths(X509_STORE *ctx);
508
509 #define X509_STORE_CTX_get_ex_new_index(l, p, newf, dupf, freef) \
510     CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_X509_STORE_CTX, l, p, newf, dupf, freef)
511 int X509_STORE_CTX_set_ex_data(X509_STORE_CTX *ctx, int idx, void *data);
512 void *X509_STORE_CTX_get_ex_data(X509_STORE_CTX *ctx, int idx);
513 int X509_STORE_CTX_get_error(X509_STORE_CTX *ctx);
514 void X509_STORE_CTX_set_error(X509_STORE_CTX *ctx, int s);
515 int X509_STORE_CTX_get_error_depth(X509_STORE_CTX *ctx);
516 void X509_STORE_CTX_set_error_depth(X509_STORE_CTX *ctx, int depth);
517 X509 *X509_STORE_CTX_get_current_cert(X509_STORE_CTX *ctx);
518 void X509_STORE_CTX_set_current_cert(X509_STORE_CTX *ctx, X509 *x);
519 X509 *X509_STORE_CTX_get0_current_issuer(X509_STORE_CTX *ctx);
520 X509_CRL *X509_STORE_CTX_get0_current_crl(X509_STORE_CTX *ctx);
521 X509_STORE_CTX *X509_STORE_CTX_get0_parent_ctx(X509_STORE_CTX *ctx);
522 STACK_OF(X509) *X509_STORE_CTX_get0_chain(X509_STORE_CTX *ctx);
523 STACK_OF(X509) *X509_STORE_CTX_get1_chain(X509_STORE_CTX *ctx);
524 void X509_STORE_CTX_set_cert(X509_STORE_CTX *c, X509 *x);
525 void X509_STORE_CTX_set0_verified_chain(X509_STORE_CTX *c, STACK_OF(X509) *sk);
526 void X509_STORE_CTX_set0_crls(X509_STORE_CTX *c, STACK_OF(X509_CRL) *sk);
527 int X509_STORE_CTX_set_purpose(X509_STORE_CTX *ctx, int purpose);
528 int X509_STORE_CTX_set_trust(X509_STORE_CTX *ctx, int trust);
529 int X509_STORE_CTX_purpose_inherit(X509_STORE_CTX *ctx, int def_purpose,
530                                    int purpose, int trust);
531 void X509_STORE_CTX_set_flags(X509_STORE_CTX *ctx, unsigned long flags);
532 void X509_STORE_CTX_set_time(X509_STORE_CTX *ctx, unsigned long flags,
533                              time_t t);
534
535 X509_POLICY_TREE *X509_STORE_CTX_get0_policy_tree(X509_STORE_CTX *ctx);
536 int X509_STORE_CTX_get_explicit_policy(X509_STORE_CTX *ctx);
537 int X509_STORE_CTX_get_num_untrusted(X509_STORE_CTX *ctx);
538
539 X509_VERIFY_PARAM *X509_STORE_CTX_get0_param(X509_STORE_CTX *ctx);
540 void X509_STORE_CTX_set0_param(X509_STORE_CTX *ctx, X509_VERIFY_PARAM *param);
541 int X509_STORE_CTX_set_default(X509_STORE_CTX *ctx, const char *name);
542
543 /*
544  * Bridge opacity barrier between libcrypt and libssl, also needed to support
545  * offline testing in test/danetest.c
546  */
547 void X509_STORE_CTX_set0_dane(X509_STORE_CTX *ctx, SSL_DANE *dane);
548 #define DANE_FLAG_NO_DANE_EE_NAMECHECKS (1L << 0)
549
550 /* X509_VERIFY_PARAM functions */
551
552 X509_VERIFY_PARAM *X509_VERIFY_PARAM_new(void);
553 void X509_VERIFY_PARAM_free(X509_VERIFY_PARAM *param);
554 int X509_VERIFY_PARAM_inherit(X509_VERIFY_PARAM *to,
555                               const X509_VERIFY_PARAM *from);
556 int X509_VERIFY_PARAM_set1(X509_VERIFY_PARAM *to,
557                            const X509_VERIFY_PARAM *from);
558 int X509_VERIFY_PARAM_set1_name(X509_VERIFY_PARAM *param, const char *name);
559 int X509_VERIFY_PARAM_set_flags(X509_VERIFY_PARAM *param,
560                                 unsigned long flags);
561 int X509_VERIFY_PARAM_clear_flags(X509_VERIFY_PARAM *param,
562                                   unsigned long flags);
563 unsigned long X509_VERIFY_PARAM_get_flags(const X509_VERIFY_PARAM *param);
564 int X509_VERIFY_PARAM_set_purpose(X509_VERIFY_PARAM *param, int purpose);
565 int X509_VERIFY_PARAM_set_trust(X509_VERIFY_PARAM *param, int trust);
566 void X509_VERIFY_PARAM_set_depth(X509_VERIFY_PARAM *param, int depth);
567 void X509_VERIFY_PARAM_set_auth_level(X509_VERIFY_PARAM *param, int auth_level);
568 time_t X509_VERIFY_PARAM_get_time(const X509_VERIFY_PARAM *param);
569 void X509_VERIFY_PARAM_set_time(X509_VERIFY_PARAM *param, time_t t);
570 int X509_VERIFY_PARAM_add0_policy(X509_VERIFY_PARAM *param,
571                                   ASN1_OBJECT *policy);
572 int X509_VERIFY_PARAM_set1_policies(X509_VERIFY_PARAM *param,
573                                     STACK_OF(ASN1_OBJECT) *policies);
574
575 int X509_VERIFY_PARAM_set_inh_flags(X509_VERIFY_PARAM *param,
576                                     uint32_t flags);
577 uint32_t X509_VERIFY_PARAM_get_inh_flags(const X509_VERIFY_PARAM *param);
578
579 int X509_VERIFY_PARAM_set1_host(X509_VERIFY_PARAM *param,
580                                 const char *name, size_t namelen);
581 int X509_VERIFY_PARAM_add1_host(X509_VERIFY_PARAM *param,
582                                 const char *name, size_t namelen);
583 void X509_VERIFY_PARAM_set_hostflags(X509_VERIFY_PARAM *param,
584                                      unsigned int flags);
585 unsigned int X509_VERIFY_PARAM_get_hostflags(const X509_VERIFY_PARAM *param);
586 char *X509_VERIFY_PARAM_get0_peername(X509_VERIFY_PARAM *);
587 void X509_VERIFY_PARAM_move_peername(X509_VERIFY_PARAM *, X509_VERIFY_PARAM *);
588 int X509_VERIFY_PARAM_set1_email(X509_VERIFY_PARAM *param,
589                                  const char *email, size_t emaillen);
590 int X509_VERIFY_PARAM_set1_ip(X509_VERIFY_PARAM *param,
591                               const unsigned char *ip, size_t iplen);
592 int X509_VERIFY_PARAM_set1_ip_asc(X509_VERIFY_PARAM *param,
593                                   const char *ipasc);
594
595 int X509_VERIFY_PARAM_get_depth(const X509_VERIFY_PARAM *param);
596 int X509_VERIFY_PARAM_get_auth_level(const X509_VERIFY_PARAM *param);
597 const char *X509_VERIFY_PARAM_get0_name(const X509_VERIFY_PARAM *param);
598
599 int X509_VERIFY_PARAM_add0_table(X509_VERIFY_PARAM *param);
600 int X509_VERIFY_PARAM_get_count(void);
601 const X509_VERIFY_PARAM *X509_VERIFY_PARAM_get0(int id);
602 const X509_VERIFY_PARAM *X509_VERIFY_PARAM_lookup(const char *name);
603 void X509_VERIFY_PARAM_table_cleanup(void);
604
605 /* Non positive return values are errors */
606 #define X509_PCY_TREE_FAILURE  -2 /* Failure to satisfy explicit policy */
607 #define X509_PCY_TREE_INVALID  -1 /* Inconsistent or invalid extensions */
608 #define X509_PCY_TREE_INTERNAL  0 /* Internal error, most likely malloc */
609
610 /*
611  * Positive return values form a bit mask, all but the first are internal to
612  * the library and don't appear in results from X509_policy_check().
613  */
614 #define X509_PCY_TREE_VALID     1 /* The policy tree is valid */
615 #define X509_PCY_TREE_EMPTY     2 /* The policy tree is empty */
616 #define X509_PCY_TREE_EXPLICIT  4 /* Explicit policy required */
617
618 int X509_policy_check(X509_POLICY_TREE **ptree, int *pexplicit_policy,
619                       STACK_OF(X509) *certs,
620                       STACK_OF(ASN1_OBJECT) *policy_oids, unsigned int flags);
621
622 void X509_policy_tree_free(X509_POLICY_TREE *tree);
623
624 int X509_policy_tree_level_count(const X509_POLICY_TREE *tree);
625 X509_POLICY_LEVEL *X509_policy_tree_get0_level(const X509_POLICY_TREE *tree,
626                                                int i);
627
628 STACK_OF(X509_POLICY_NODE) *X509_policy_tree_get0_policies(const
629                                                            X509_POLICY_TREE
630                                                            *tree);
631
632 STACK_OF(X509_POLICY_NODE) *X509_policy_tree_get0_user_policies(const
633                                                                 X509_POLICY_TREE
634                                                                 *tree);
635
636 int X509_policy_level_node_count(X509_POLICY_LEVEL *level);
637
638 X509_POLICY_NODE *X509_policy_level_get0_node(X509_POLICY_LEVEL *level,
639                                               int i);
640
641 const ASN1_OBJECT *X509_policy_node_get0_policy(const X509_POLICY_NODE *node);
642
643 STACK_OF(POLICYQUALINFO) *X509_policy_node_get0_qualifiers(const
644                                                            X509_POLICY_NODE
645                                                            *node);
646 const X509_POLICY_NODE *X509_policy_node_get0_parent(const X509_POLICY_NODE
647                                                      *node);
648
649 #ifdef  __cplusplus
650 }
651 #endif
652 #endif