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1 /*
2  * Copyright 1995-2020 The OpenSSL Project Authors. All Rights Reserved.
3  *
4  * Licensed under the OpenSSL license (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 HEADER_X509_VFY_H
11 # define HEADER_X509_VFY_H
12 
13 /*
14  * Protect against recursion, x509.h and x509_vfy.h each include the other.
15  */
16 # ifndef HEADER_X509_H
17 #  include <openssl/x509.h>
18 # endif
19 
20 # include <openssl/opensslconf.h>
21 # include <openssl/lhash.h>
22 # include <openssl/bio.h>
23 # include <openssl/crypto.h>
24 # include <openssl/symhacks.h>
25 
26 #ifdef  __cplusplus
27 extern "C" {
28 #endif
29 
30 /*-
31 SSL_CTX -> X509_STORE
32                 -> X509_LOOKUP
33                         ->X509_LOOKUP_METHOD
34                 -> X509_LOOKUP
35                         ->X509_LOOKUP_METHOD
36 
37 SSL     -> X509_STORE_CTX
38                 ->X509_STORE
39 
40 The X509_STORE holds the tables etc for verification stuff.
41 A X509_STORE_CTX is used while validating a single certificate.
42 The X509_STORE has X509_LOOKUPs for looking up certs.
43 The X509_STORE then calls a function to actually verify the
44 certificate chain.
45 */
46 
47 typedef enum {
48     X509_LU_NONE = 0,
49     X509_LU_X509, X509_LU_CRL
50 } X509_LOOKUP_TYPE;
51 
52 #if OPENSSL_API_COMPAT < 0x10100000L
53 #define X509_LU_RETRY   -1
54 #define X509_LU_FAIL    0
55 #endif
56 
57 DEFINE_STACK_OF(X509_LOOKUP)
58 DEFINE_STACK_OF(X509_OBJECT)
59 DEFINE_STACK_OF(X509_VERIFY_PARAM)
60 
61 int X509_STORE_set_depth(X509_STORE *store, int depth);
62 
63 typedef int (*X509_STORE_CTX_verify_cb)(int, X509_STORE_CTX *);
64 typedef int (*X509_STORE_CTX_verify_fn)(X509_STORE_CTX *);
65 typedef int (*X509_STORE_CTX_get_issuer_fn)(X509 **issuer,
66                                             X509_STORE_CTX *ctx, X509 *x);
67 typedef int (*X509_STORE_CTX_check_issued_fn)(X509_STORE_CTX *ctx,
68                                               X509 *x, X509 *issuer);
69 typedef int (*X509_STORE_CTX_check_revocation_fn)(X509_STORE_CTX *ctx);
70 typedef int (*X509_STORE_CTX_get_crl_fn)(X509_STORE_CTX *ctx,
71                                          X509_CRL **crl, X509 *x);
72 typedef int (*X509_STORE_CTX_check_crl_fn)(X509_STORE_CTX *ctx, X509_CRL *crl);
73 typedef int (*X509_STORE_CTX_cert_crl_fn)(X509_STORE_CTX *ctx,
74                                           X509_CRL *crl, X509 *x);
75 typedef int (*X509_STORE_CTX_check_policy_fn)(X509_STORE_CTX *ctx);
76 typedef STACK_OF(X509) *(*X509_STORE_CTX_lookup_certs_fn)(X509_STORE_CTX *ctx,
77                                                           X509_NAME *nm);
78 typedef STACK_OF(X509_CRL) *(*X509_STORE_CTX_lookup_crls_fn)(X509_STORE_CTX *ctx,
79                                                              X509_NAME *nm);
80 typedef int (*X509_STORE_CTX_cleanup_fn)(X509_STORE_CTX *ctx);
81 
82 
83 void X509_STORE_CTX_set_depth(X509_STORE_CTX *ctx, int depth);
84 
85 # define X509_STORE_CTX_set_app_data(ctx,data) \
86         X509_STORE_CTX_set_ex_data(ctx,0,data)
87 # define X509_STORE_CTX_get_app_data(ctx) \
88         X509_STORE_CTX_get_ex_data(ctx,0)
89 
90 # define X509_L_FILE_LOAD        1
91 # define X509_L_ADD_DIR          2
92 
93 # define X509_LOOKUP_load_file(x,name,type) \
94                 X509_LOOKUP_ctrl((x),X509_L_FILE_LOAD,(name),(long)(type),NULL)
95 
96 # define X509_LOOKUP_add_dir(x,name,type) \
97                 X509_LOOKUP_ctrl((x),X509_L_ADD_DIR,(name),(long)(type),NULL)
98 
99 # define         X509_V_OK                                       0
100 # define         X509_V_ERR_UNSPECIFIED                          1
101 # define         X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT            2
102 # define         X509_V_ERR_UNABLE_TO_GET_CRL                    3
103 # define         X509_V_ERR_UNABLE_TO_DECRYPT_CERT_SIGNATURE     4
104 # define         X509_V_ERR_UNABLE_TO_DECRYPT_CRL_SIGNATURE      5
105 # define         X509_V_ERR_UNABLE_TO_DECODE_ISSUER_PUBLIC_KEY   6
106 # define         X509_V_ERR_CERT_SIGNATURE_FAILURE               7
107 # define         X509_V_ERR_CRL_SIGNATURE_FAILURE                8
108 # define         X509_V_ERR_CERT_NOT_YET_VALID                   9
109 # define         X509_V_ERR_CERT_HAS_EXPIRED                     10
110 # define         X509_V_ERR_CRL_NOT_YET_VALID                    11
111 # define         X509_V_ERR_CRL_HAS_EXPIRED                      12
112 # define         X509_V_ERR_ERROR_IN_CERT_NOT_BEFORE_FIELD       13
113 # define         X509_V_ERR_ERROR_IN_CERT_NOT_AFTER_FIELD        14
114 # define         X509_V_ERR_ERROR_IN_CRL_LAST_UPDATE_FIELD       15
115 # define         X509_V_ERR_ERROR_IN_CRL_NEXT_UPDATE_FIELD       16
116 # define         X509_V_ERR_OUT_OF_MEM                           17
117 # define         X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT          18
118 # define         X509_V_ERR_SELF_SIGNED_CERT_IN_CHAIN            19
119 # define         X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT_LOCALLY    20
120 # define         X509_V_ERR_UNABLE_TO_VERIFY_LEAF_SIGNATURE      21
121 # define         X509_V_ERR_CERT_CHAIN_TOO_LONG                  22
122 # define         X509_V_ERR_CERT_REVOKED                         23
123 # define         X509_V_ERR_INVALID_CA                           24
124 # define         X509_V_ERR_PATH_LENGTH_EXCEEDED                 25
125 # define         X509_V_ERR_INVALID_PURPOSE                      26
126 # define         X509_V_ERR_CERT_UNTRUSTED                       27
127 # define         X509_V_ERR_CERT_REJECTED                        28
128 /* These are 'informational' when looking for issuer cert */
129 # define         X509_V_ERR_SUBJECT_ISSUER_MISMATCH              29
130 # define         X509_V_ERR_AKID_SKID_MISMATCH                   30
131 # define         X509_V_ERR_AKID_ISSUER_SERIAL_MISMATCH          31
132 # define         X509_V_ERR_KEYUSAGE_NO_CERTSIGN                 32
133 # define         X509_V_ERR_UNABLE_TO_GET_CRL_ISSUER             33
134 # define         X509_V_ERR_UNHANDLED_CRITICAL_EXTENSION         34
135 # define         X509_V_ERR_KEYUSAGE_NO_CRL_SIGN                 35
136 # define         X509_V_ERR_UNHANDLED_CRITICAL_CRL_EXTENSION     36
137 # define         X509_V_ERR_INVALID_NON_CA                       37
138 # define         X509_V_ERR_PROXY_PATH_LENGTH_EXCEEDED           38
139 # define         X509_V_ERR_KEYUSAGE_NO_DIGITAL_SIGNATURE        39
140 # define         X509_V_ERR_PROXY_CERTIFICATES_NOT_ALLOWED       40
141 # define         X509_V_ERR_INVALID_EXTENSION                    41
142 # define         X509_V_ERR_INVALID_POLICY_EXTENSION             42
143 # define         X509_V_ERR_NO_EXPLICIT_POLICY                   43
144 # define         X509_V_ERR_DIFFERENT_CRL_SCOPE                  44
145 # define         X509_V_ERR_UNSUPPORTED_EXTENSION_FEATURE        45
146 # define         X509_V_ERR_UNNESTED_RESOURCE                    46
147 # define         X509_V_ERR_PERMITTED_VIOLATION                  47
148 # define         X509_V_ERR_EXCLUDED_VIOLATION                   48
149 # define         X509_V_ERR_SUBTREE_MINMAX                       49
150 /* The application is not happy */
151 # define         X509_V_ERR_APPLICATION_VERIFICATION             50
152 # define         X509_V_ERR_UNSUPPORTED_CONSTRAINT_TYPE          51
153 # define         X509_V_ERR_UNSUPPORTED_CONSTRAINT_SYNTAX        52
154 # define         X509_V_ERR_UNSUPPORTED_NAME_SYNTAX              53
155 # define         X509_V_ERR_CRL_PATH_VALIDATION_ERROR            54
156 /* Another issuer check debug option */
157 # define         X509_V_ERR_PATH_LOOP                            55
158 /* Suite B mode algorithm violation */
159 # define         X509_V_ERR_SUITE_B_INVALID_VERSION              56
160 # define         X509_V_ERR_SUITE_B_INVALID_ALGORITHM            57
161 # define         X509_V_ERR_SUITE_B_INVALID_CURVE                58
162 # define         X509_V_ERR_SUITE_B_INVALID_SIGNATURE_ALGORITHM  59
163 # define         X509_V_ERR_SUITE_B_LOS_NOT_ALLOWED              60
164 # define         X509_V_ERR_SUITE_B_CANNOT_SIGN_P_384_WITH_P_256 61
165 /* Host, email and IP check errors */
166 # define         X509_V_ERR_HOSTNAME_MISMATCH                    62
167 # define         X509_V_ERR_EMAIL_MISMATCH                       63
168 # define         X509_V_ERR_IP_ADDRESS_MISMATCH                  64
169 /* DANE TLSA errors */
170 # define         X509_V_ERR_DANE_NO_MATCH                        65
171 /* security level errors */
172 # define         X509_V_ERR_EE_KEY_TOO_SMALL                     66
173 # define         X509_V_ERR_CA_KEY_TOO_SMALL                     67
174 # define         X509_V_ERR_CA_MD_TOO_WEAK                       68
175 /* Caller error */
176 # define         X509_V_ERR_INVALID_CALL                         69
177 /* Issuer lookup error */
178 # define         X509_V_ERR_STORE_LOOKUP                         70
179 /* Certificate transparency */
180 # define         X509_V_ERR_NO_VALID_SCTS                        71
181 
182 # define         X509_V_ERR_PROXY_SUBJECT_NAME_VIOLATION         72
183 /* OCSP status errors */
184 # define         X509_V_ERR_OCSP_VERIFY_NEEDED                   73  /* Need OCSP verification */
185 # define         X509_V_ERR_OCSP_VERIFY_FAILED                   74  /* Couldn't verify cert through OCSP */
186 # define         X509_V_ERR_OCSP_CERT_UNKNOWN                    75  /* Certificate wasn't recognized by the OCSP responder */
187 # define         X509_V_ERR_SIGNATURE_ALGORITHM_MISMATCH         76
188 # define         X509_V_ERR_NO_ISSUER_PUBLIC_KEY                 77
189 # define         X509_V_ERR_UNSUPPORTED_SIGNATURE_ALGORITHM      78
190 # define         X509_V_ERR_EC_KEY_EXPLICIT_PARAMS               79
191 
192 /* Certificate verify flags */
193 
194 # if OPENSSL_API_COMPAT < 0x10100000L
195 #  define X509_V_FLAG_CB_ISSUER_CHECK             0x0   /* Deprecated */
196 # endif
197 /* Use check time instead of current time */
198 # define X509_V_FLAG_USE_CHECK_TIME              0x2
199 /* Lookup CRLs */
200 # define X509_V_FLAG_CRL_CHECK                   0x4
201 /* Lookup CRLs for whole chain */
202 # define X509_V_FLAG_CRL_CHECK_ALL               0x8
203 /* Ignore unhandled critical extensions */
204 # define X509_V_FLAG_IGNORE_CRITICAL             0x10
205 /* Disable workarounds for broken certificates */
206 # define X509_V_FLAG_X509_STRICT                 0x20
207 /* Enable proxy certificate validation */
208 # define X509_V_FLAG_ALLOW_PROXY_CERTS           0x40
209 /* Enable policy checking */
210 # define X509_V_FLAG_POLICY_CHECK                0x80
211 /* Policy variable require-explicit-policy */
212 # define X509_V_FLAG_EXPLICIT_POLICY             0x100
213 /* Policy variable inhibit-any-policy */
214 # define X509_V_FLAG_INHIBIT_ANY                 0x200
215 /* Policy variable inhibit-policy-mapping */
216 # define X509_V_FLAG_INHIBIT_MAP                 0x400
217 /* Notify callback that policy is OK */
218 # define X509_V_FLAG_NOTIFY_POLICY               0x800
219 /* Extended CRL features such as indirect CRLs, alternate CRL signing keys */
220 # define X509_V_FLAG_EXTENDED_CRL_SUPPORT        0x1000
221 /* Delta CRL support */
222 # define X509_V_FLAG_USE_DELTAS                  0x2000
223 /* Check self-signed CA signature */
224 # define X509_V_FLAG_CHECK_SS_SIGNATURE          0x4000
225 /* Use trusted store first */
226 # define X509_V_FLAG_TRUSTED_FIRST               0x8000
227 /* Suite B 128 bit only mode: not normally used */
228 # define X509_V_FLAG_SUITEB_128_LOS_ONLY         0x10000
229 /* Suite B 192 bit only mode */
230 # define X509_V_FLAG_SUITEB_192_LOS              0x20000
231 /* Suite B 128 bit mode allowing 192 bit algorithms */
232 # define X509_V_FLAG_SUITEB_128_LOS              0x30000
233 /* Allow partial chains if at least one certificate is in trusted store */
234 # define X509_V_FLAG_PARTIAL_CHAIN               0x80000
235 /*
236  * If the initial chain is not trusted, do not attempt to build an alternative
237  * chain. Alternate chain checking was introduced in 1.1.0. Setting this flag
238  * will force the behaviour to match that of previous versions.
239  */
240 # define X509_V_FLAG_NO_ALT_CHAINS               0x100000
241 /* Do not check certificate/CRL validity against current time */
242 # define X509_V_FLAG_NO_CHECK_TIME               0x200000
243 
244 # define X509_VP_FLAG_DEFAULT                    0x1
245 # define X509_VP_FLAG_OVERWRITE                  0x2
246 # define X509_VP_FLAG_RESET_FLAGS                0x4
247 # define X509_VP_FLAG_LOCKED                     0x8
248 # define X509_VP_FLAG_ONCE                       0x10
249 
250 /* Internal use: mask of policy related options */
251 # define X509_V_FLAG_POLICY_MASK (X509_V_FLAG_POLICY_CHECK \
252                                 | X509_V_FLAG_EXPLICIT_POLICY \
253                                 | X509_V_FLAG_INHIBIT_ANY \
254                                 | X509_V_FLAG_INHIBIT_MAP)
255 
256 int X509_OBJECT_idx_by_subject(STACK_OF(X509_OBJECT) *h, X509_LOOKUP_TYPE type,
257                                X509_NAME *name);
258 X509_OBJECT *X509_OBJECT_retrieve_by_subject(STACK_OF(X509_OBJECT) *h,
259                                              X509_LOOKUP_TYPE type,
260                                              X509_NAME *name);
261 X509_OBJECT *X509_OBJECT_retrieve_match(STACK_OF(X509_OBJECT) *h,
262                                         X509_OBJECT *x);
263 int X509_OBJECT_up_ref_count(X509_OBJECT *a);
264 X509_OBJECT *X509_OBJECT_new(void);
265 void X509_OBJECT_free(X509_OBJECT *a);
266 X509_LOOKUP_TYPE X509_OBJECT_get_type(const X509_OBJECT *a);
267 X509 *X509_OBJECT_get0_X509(const X509_OBJECT *a);
268 int X509_OBJECT_set1_X509(X509_OBJECT *a, X509 *obj);
269 X509_CRL *X509_OBJECT_get0_X509_CRL(X509_OBJECT *a);
270 int X509_OBJECT_set1_X509_CRL(X509_OBJECT *a, X509_CRL *obj);
271 X509_STORE *X509_STORE_new(void);
272 void X509_STORE_free(X509_STORE *v);
273 int X509_STORE_lock(X509_STORE *ctx);
274 int X509_STORE_unlock(X509_STORE *ctx);
275 int X509_STORE_up_ref(X509_STORE *v);
276 STACK_OF(X509_OBJECT) *X509_STORE_get0_objects(X509_STORE *v);
277 
278 STACK_OF(X509) *X509_STORE_CTX_get1_certs(X509_STORE_CTX *st, X509_NAME *nm);
279 STACK_OF(X509_CRL) *X509_STORE_CTX_get1_crls(X509_STORE_CTX *st, X509_NAME *nm);
280 int X509_STORE_set_flags(X509_STORE *ctx, unsigned long flags);
281 int X509_STORE_set_purpose(X509_STORE *ctx, int purpose);
282 int X509_STORE_set_trust(X509_STORE *ctx, int trust);
283 int X509_STORE_set1_param(X509_STORE *ctx, X509_VERIFY_PARAM *pm);
284 X509_VERIFY_PARAM *X509_STORE_get0_param(X509_STORE *ctx);
285 
286 void X509_STORE_set_verify(X509_STORE *ctx, X509_STORE_CTX_verify_fn verify);
287 #define X509_STORE_set_verify_func(ctx, func) \
288             X509_STORE_set_verify((ctx),(func))
289 void X509_STORE_CTX_set_verify(X509_STORE_CTX *ctx,
290                                X509_STORE_CTX_verify_fn verify);
291 X509_STORE_CTX_verify_fn X509_STORE_get_verify(X509_STORE *ctx);
292 void X509_STORE_set_verify_cb(X509_STORE *ctx,
293                               X509_STORE_CTX_verify_cb verify_cb);
294 # define X509_STORE_set_verify_cb_func(ctx,func) \
295             X509_STORE_set_verify_cb((ctx),(func))
296 X509_STORE_CTX_verify_cb X509_STORE_get_verify_cb(X509_STORE *ctx);
297 void X509_STORE_set_get_issuer(X509_STORE *ctx,
298                                X509_STORE_CTX_get_issuer_fn get_issuer);
299 X509_STORE_CTX_get_issuer_fn X509_STORE_get_get_issuer(X509_STORE *ctx);
300 void X509_STORE_set_check_issued(X509_STORE *ctx,
301                                  X509_STORE_CTX_check_issued_fn check_issued);
302 X509_STORE_CTX_check_issued_fn X509_STORE_get_check_issued(X509_STORE *ctx);
303 void X509_STORE_set_check_revocation(X509_STORE *ctx,
304                                      X509_STORE_CTX_check_revocation_fn check_revocation);
305 X509_STORE_CTX_check_revocation_fn X509_STORE_get_check_revocation(X509_STORE *ctx);
306 void X509_STORE_set_get_crl(X509_STORE *ctx,
307                             X509_STORE_CTX_get_crl_fn get_crl);
308 X509_STORE_CTX_get_crl_fn X509_STORE_get_get_crl(X509_STORE *ctx);
309 void X509_STORE_set_check_crl(X509_STORE *ctx,
310                               X509_STORE_CTX_check_crl_fn check_crl);
311 X509_STORE_CTX_check_crl_fn X509_STORE_get_check_crl(X509_STORE *ctx);
312 void X509_STORE_set_cert_crl(X509_STORE *ctx,
313                              X509_STORE_CTX_cert_crl_fn cert_crl);
314 X509_STORE_CTX_cert_crl_fn X509_STORE_get_cert_crl(X509_STORE *ctx);
315 void X509_STORE_set_check_policy(X509_STORE *ctx,
316                                  X509_STORE_CTX_check_policy_fn check_policy);
317 X509_STORE_CTX_check_policy_fn X509_STORE_get_check_policy(X509_STORE *ctx);
318 void X509_STORE_set_lookup_certs(X509_STORE *ctx,
319                                  X509_STORE_CTX_lookup_certs_fn lookup_certs);
320 X509_STORE_CTX_lookup_certs_fn X509_STORE_get_lookup_certs(X509_STORE *ctx);
321 void X509_STORE_set_lookup_crls(X509_STORE *ctx,
322                                 X509_STORE_CTX_lookup_crls_fn lookup_crls);
323 #define X509_STORE_set_lookup_crls_cb(ctx, func) \
324     X509_STORE_set_lookup_crls((ctx), (func))
325 X509_STORE_CTX_lookup_crls_fn X509_STORE_get_lookup_crls(X509_STORE *ctx);
326 void X509_STORE_set_cleanup(X509_STORE *ctx,
327                             X509_STORE_CTX_cleanup_fn cleanup);
328 X509_STORE_CTX_cleanup_fn X509_STORE_get_cleanup(X509_STORE *ctx);
329 
330 #define X509_STORE_get_ex_new_index(l, p, newf, dupf, freef) \
331     CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_X509_STORE, l, p, newf, dupf, freef)
332 int X509_STORE_set_ex_data(X509_STORE *ctx, int idx, void *data);
333 void *X509_STORE_get_ex_data(X509_STORE *ctx, int idx);
334 
335 X509_STORE_CTX *X509_STORE_CTX_new(void);
336 
337 int X509_STORE_CTX_get1_issuer(X509 **issuer, X509_STORE_CTX *ctx, X509 *x);
338 
339 void X509_STORE_CTX_free(X509_STORE_CTX *ctx);
340 int X509_STORE_CTX_init(X509_STORE_CTX *ctx, X509_STORE *store,
341                         X509 *x509, STACK_OF(X509) *chain);
342 void X509_STORE_CTX_set0_trusted_stack(X509_STORE_CTX *ctx, STACK_OF(X509) *sk);
343 void X509_STORE_CTX_cleanup(X509_STORE_CTX *ctx);
344 
345 X509_STORE *X509_STORE_CTX_get0_store(X509_STORE_CTX *ctx);
346 X509 *X509_STORE_CTX_get0_cert(X509_STORE_CTX *ctx);
347 STACK_OF(X509)* X509_STORE_CTX_get0_untrusted(X509_STORE_CTX *ctx);
348 void X509_STORE_CTX_set0_untrusted(X509_STORE_CTX *ctx, STACK_OF(X509) *sk);
349 void X509_STORE_CTX_set_verify_cb(X509_STORE_CTX *ctx,
350                                   X509_STORE_CTX_verify_cb verify);
351 X509_STORE_CTX_verify_cb X509_STORE_CTX_get_verify_cb(X509_STORE_CTX *ctx);
352 X509_STORE_CTX_verify_fn X509_STORE_CTX_get_verify(X509_STORE_CTX *ctx);
353 X509_STORE_CTX_get_issuer_fn X509_STORE_CTX_get_get_issuer(X509_STORE_CTX *ctx);
354 X509_STORE_CTX_check_issued_fn X509_STORE_CTX_get_check_issued(X509_STORE_CTX *ctx);
355 X509_STORE_CTX_check_revocation_fn X509_STORE_CTX_get_check_revocation(X509_STORE_CTX *ctx);
356 X509_STORE_CTX_get_crl_fn X509_STORE_CTX_get_get_crl(X509_STORE_CTX *ctx);
357 X509_STORE_CTX_check_crl_fn X509_STORE_CTX_get_check_crl(X509_STORE_CTX *ctx);
358 X509_STORE_CTX_cert_crl_fn X509_STORE_CTX_get_cert_crl(X509_STORE_CTX *ctx);
359 X509_STORE_CTX_check_policy_fn X509_STORE_CTX_get_check_policy(X509_STORE_CTX *ctx);
360 X509_STORE_CTX_lookup_certs_fn X509_STORE_CTX_get_lookup_certs(X509_STORE_CTX *ctx);
361 X509_STORE_CTX_lookup_crls_fn X509_STORE_CTX_get_lookup_crls(X509_STORE_CTX *ctx);
362 X509_STORE_CTX_cleanup_fn X509_STORE_CTX_get_cleanup(X509_STORE_CTX *ctx);
363 
364 #if OPENSSL_API_COMPAT < 0x10100000L
365 # define X509_STORE_CTX_get_chain X509_STORE_CTX_get0_chain
366 # define X509_STORE_CTX_set_chain X509_STORE_CTX_set0_untrusted
367 # define X509_STORE_CTX_trusted_stack X509_STORE_CTX_set0_trusted_stack
368 # define X509_STORE_get_by_subject X509_STORE_CTX_get_by_subject
369 # define X509_STORE_get1_certs X509_STORE_CTX_get1_certs
370 # define X509_STORE_get1_crls X509_STORE_CTX_get1_crls
371 /* the following macro is misspelled; use X509_STORE_get1_certs instead */
372 # define X509_STORE_get1_cert X509_STORE_CTX_get1_certs
373 /* the following macro is misspelled; use X509_STORE_get1_crls instead */
374 # define X509_STORE_get1_crl X509_STORE_CTX_get1_crls
375 #endif
376 
377 X509_LOOKUP *X509_STORE_add_lookup(X509_STORE *v, X509_LOOKUP_METHOD *m);
378 X509_LOOKUP_METHOD *X509_LOOKUP_hash_dir(void);
379 X509_LOOKUP_METHOD *X509_LOOKUP_file(void);
380 
381 typedef int (*X509_LOOKUP_ctrl_fn)(X509_LOOKUP *ctx, int cmd, const char *argc,
382                                    long argl, char **ret);
383 typedef int (*X509_LOOKUP_get_by_subject_fn)(X509_LOOKUP *ctx,
384                                              X509_LOOKUP_TYPE type,
385                                              X509_NAME *name,
386                                              X509_OBJECT *ret);
387 typedef int (*X509_LOOKUP_get_by_issuer_serial_fn)(X509_LOOKUP *ctx,
388                                                    X509_LOOKUP_TYPE type,
389                                                    X509_NAME *name,
390                                                    ASN1_INTEGER *serial,
391                                                    X509_OBJECT *ret);
392 typedef int (*X509_LOOKUP_get_by_fingerprint_fn)(X509_LOOKUP *ctx,
393                                                  X509_LOOKUP_TYPE type,
394                                                  const unsigned char* bytes,
395                                                  int len,
396                                                  X509_OBJECT *ret);
397 typedef int (*X509_LOOKUP_get_by_alias_fn)(X509_LOOKUP *ctx,
398                                            X509_LOOKUP_TYPE type,
399                                            const char *str,
400                                            int len,
401                                            X509_OBJECT *ret);
402 
403 X509_LOOKUP_METHOD *X509_LOOKUP_meth_new(const char *name);
404 void X509_LOOKUP_meth_free(X509_LOOKUP_METHOD *method);
405 
406 int X509_LOOKUP_meth_set_new_item(X509_LOOKUP_METHOD *method,
407                                   int (*new_item) (X509_LOOKUP *ctx));
408 int (*X509_LOOKUP_meth_get_new_item(const X509_LOOKUP_METHOD* method))
409     (X509_LOOKUP *ctx);
410 
411 int X509_LOOKUP_meth_set_free(X509_LOOKUP_METHOD *method,
412                               void (*free_fn) (X509_LOOKUP *ctx));
413 void (*X509_LOOKUP_meth_get_free(const X509_LOOKUP_METHOD* method))
414     (X509_LOOKUP *ctx);
415 
416 int X509_LOOKUP_meth_set_init(X509_LOOKUP_METHOD *method,
417                               int (*init) (X509_LOOKUP *ctx));
418 int (*X509_LOOKUP_meth_get_init(const X509_LOOKUP_METHOD* method))
419     (X509_LOOKUP *ctx);
420 
421 int X509_LOOKUP_meth_set_shutdown(X509_LOOKUP_METHOD *method,
422                                   int (*shutdown) (X509_LOOKUP *ctx));
423 int (*X509_LOOKUP_meth_get_shutdown(const X509_LOOKUP_METHOD* method))
424     (X509_LOOKUP *ctx);
425 
426 int X509_LOOKUP_meth_set_ctrl(X509_LOOKUP_METHOD *method,
427                               X509_LOOKUP_ctrl_fn ctrl_fn);
428 X509_LOOKUP_ctrl_fn X509_LOOKUP_meth_get_ctrl(const X509_LOOKUP_METHOD *method);
429 
430 int X509_LOOKUP_meth_set_get_by_subject(X509_LOOKUP_METHOD *method,
431                                         X509_LOOKUP_get_by_subject_fn fn);
432 X509_LOOKUP_get_by_subject_fn X509_LOOKUP_meth_get_get_by_subject(
433     const X509_LOOKUP_METHOD *method);
434 
435 int X509_LOOKUP_meth_set_get_by_issuer_serial(X509_LOOKUP_METHOD *method,
436     X509_LOOKUP_get_by_issuer_serial_fn fn);
437 X509_LOOKUP_get_by_issuer_serial_fn X509_LOOKUP_meth_get_get_by_issuer_serial(
438     const X509_LOOKUP_METHOD *method);
439 
440 int X509_LOOKUP_meth_set_get_by_fingerprint(X509_LOOKUP_METHOD *method,
441     X509_LOOKUP_get_by_fingerprint_fn fn);
442 X509_LOOKUP_get_by_fingerprint_fn X509_LOOKUP_meth_get_get_by_fingerprint(
443     const X509_LOOKUP_METHOD *method);
444 
445 int X509_LOOKUP_meth_set_get_by_alias(X509_LOOKUP_METHOD *method,
446                                       X509_LOOKUP_get_by_alias_fn fn);
447 X509_LOOKUP_get_by_alias_fn X509_LOOKUP_meth_get_get_by_alias(
448     const X509_LOOKUP_METHOD *method);
449 
450 
451 int X509_STORE_add_cert(X509_STORE *ctx, X509 *x);
452 int X509_STORE_add_crl(X509_STORE *ctx, X509_CRL *x);
453 
454 int X509_STORE_CTX_get_by_subject(X509_STORE_CTX *vs, X509_LOOKUP_TYPE type,
455                                   X509_NAME *name, X509_OBJECT *ret);
456 X509_OBJECT *X509_STORE_CTX_get_obj_by_subject(X509_STORE_CTX *vs,
457                                                X509_LOOKUP_TYPE type,
458                                                X509_NAME *name);
459 
460 int X509_LOOKUP_ctrl(X509_LOOKUP *ctx, int cmd, const char *argc,
461                      long argl, char **ret);
462 
463 int X509_load_cert_file(X509_LOOKUP *ctx, const char *file, int type);
464 int X509_load_crl_file(X509_LOOKUP *ctx, const char *file, int type);
465 int X509_load_cert_crl_file(X509_LOOKUP *ctx, const char *file, int type);
466 
467 X509_LOOKUP *X509_LOOKUP_new(X509_LOOKUP_METHOD *method);
468 void X509_LOOKUP_free(X509_LOOKUP *ctx);
469 int X509_LOOKUP_init(X509_LOOKUP *ctx);
470 int X509_LOOKUP_by_subject(X509_LOOKUP *ctx, X509_LOOKUP_TYPE type,
471                            X509_NAME *name, X509_OBJECT *ret);
472 int X509_LOOKUP_by_issuer_serial(X509_LOOKUP *ctx, X509_LOOKUP_TYPE type,
473                                  X509_NAME *name, ASN1_INTEGER *serial,
474                                  X509_OBJECT *ret);
475 int X509_LOOKUP_by_fingerprint(X509_LOOKUP *ctx, X509_LOOKUP_TYPE type,
476                                const unsigned char *bytes, int len,
477                                X509_OBJECT *ret);
478 int X509_LOOKUP_by_alias(X509_LOOKUP *ctx, X509_LOOKUP_TYPE type,
479                          const char *str, int len, X509_OBJECT *ret);
480 int X509_LOOKUP_set_method_data(X509_LOOKUP *ctx, void *data);
481 void *X509_LOOKUP_get_method_data(const X509_LOOKUP *ctx);
482 X509_STORE *X509_LOOKUP_get_store(const X509_LOOKUP *ctx);
483 int X509_LOOKUP_shutdown(X509_LOOKUP *ctx);
484 
485 int X509_STORE_load_locations(X509_STORE *ctx,
486                               const char *file, const char *dir);
487 int X509_STORE_set_default_paths(X509_STORE *ctx);
488 
489 #define X509_STORE_CTX_get_ex_new_index(l, p, newf, dupf, freef) \
490     CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_X509_STORE_CTX, l, p, newf, dupf, freef)
491 int X509_STORE_CTX_set_ex_data(X509_STORE_CTX *ctx, int idx, void *data);
492 void *X509_STORE_CTX_get_ex_data(X509_STORE_CTX *ctx, int idx);
493 int X509_STORE_CTX_get_error(X509_STORE_CTX *ctx);
494 void X509_STORE_CTX_set_error(X509_STORE_CTX *ctx, int s);
495 int X509_STORE_CTX_get_error_depth(X509_STORE_CTX *ctx);
496 void X509_STORE_CTX_set_error_depth(X509_STORE_CTX *ctx, int depth);
497 X509 *X509_STORE_CTX_get_current_cert(X509_STORE_CTX *ctx);
498 void X509_STORE_CTX_set_current_cert(X509_STORE_CTX *ctx, X509 *x);
499 X509 *X509_STORE_CTX_get0_current_issuer(X509_STORE_CTX *ctx);
500 X509_CRL *X509_STORE_CTX_get0_current_crl(X509_STORE_CTX *ctx);
501 X509_STORE_CTX *X509_STORE_CTX_get0_parent_ctx(X509_STORE_CTX *ctx);
502 STACK_OF(X509) *X509_STORE_CTX_get0_chain(X509_STORE_CTX *ctx);
503 STACK_OF(X509) *X509_STORE_CTX_get1_chain(X509_STORE_CTX *ctx);
504 void X509_STORE_CTX_set_cert(X509_STORE_CTX *c, X509 *x);
505 void X509_STORE_CTX_set0_verified_chain(X509_STORE_CTX *c, STACK_OF(X509) *sk);
506 void X509_STORE_CTX_set0_crls(X509_STORE_CTX *c, STACK_OF(X509_CRL) *sk);
507 int X509_STORE_CTX_set_purpose(X509_STORE_CTX *ctx, int purpose);
508 int X509_STORE_CTX_set_trust(X509_STORE_CTX *ctx, int trust);
509 int X509_STORE_CTX_purpose_inherit(X509_STORE_CTX *ctx, int def_purpose,
510                                    int purpose, int trust);
511 void X509_STORE_CTX_set_flags(X509_STORE_CTX *ctx, unsigned long flags);
512 void X509_STORE_CTX_set_time(X509_STORE_CTX *ctx, unsigned long flags,
513                              time_t t);
514 
515 X509_POLICY_TREE *X509_STORE_CTX_get0_policy_tree(X509_STORE_CTX *ctx);
516 int X509_STORE_CTX_get_explicit_policy(X509_STORE_CTX *ctx);
517 int X509_STORE_CTX_get_num_untrusted(X509_STORE_CTX *ctx);
518 
519 X509_VERIFY_PARAM *X509_STORE_CTX_get0_param(X509_STORE_CTX *ctx);
520 void X509_STORE_CTX_set0_param(X509_STORE_CTX *ctx, X509_VERIFY_PARAM *param);
521 int X509_STORE_CTX_set_default(X509_STORE_CTX *ctx, const char *name);
522 
523 /*
524  * Bridge opacity barrier between libcrypt and libssl, also needed to support
525  * offline testing in test/danetest.c
526  */
527 void X509_STORE_CTX_set0_dane(X509_STORE_CTX *ctx, SSL_DANE *dane);
528 #define DANE_FLAG_NO_DANE_EE_NAMECHECKS (1L << 0)
529 
530 /* X509_VERIFY_PARAM functions */
531 
532 X509_VERIFY_PARAM *X509_VERIFY_PARAM_new(void);
533 void X509_VERIFY_PARAM_free(X509_VERIFY_PARAM *param);
534 int X509_VERIFY_PARAM_inherit(X509_VERIFY_PARAM *to,
535                               const X509_VERIFY_PARAM *from);
536 int X509_VERIFY_PARAM_set1(X509_VERIFY_PARAM *to,
537                            const X509_VERIFY_PARAM *from);
538 int X509_VERIFY_PARAM_set1_name(X509_VERIFY_PARAM *param, const char *name);
539 int X509_VERIFY_PARAM_set_flags(X509_VERIFY_PARAM *param,
540                                 unsigned long flags);
541 int X509_VERIFY_PARAM_clear_flags(X509_VERIFY_PARAM *param,
542                                   unsigned long flags);
543 unsigned long X509_VERIFY_PARAM_get_flags(X509_VERIFY_PARAM *param);
544 int X509_VERIFY_PARAM_set_purpose(X509_VERIFY_PARAM *param, int purpose);
545 int X509_VERIFY_PARAM_set_trust(X509_VERIFY_PARAM *param, int trust);
546 void X509_VERIFY_PARAM_set_depth(X509_VERIFY_PARAM *param, int depth);
547 void X509_VERIFY_PARAM_set_auth_level(X509_VERIFY_PARAM *param, int auth_level);
548 time_t X509_VERIFY_PARAM_get_time(const X509_VERIFY_PARAM *param);
549 void X509_VERIFY_PARAM_set_time(X509_VERIFY_PARAM *param, time_t t);
550 int X509_VERIFY_PARAM_add0_policy(X509_VERIFY_PARAM *param,
551                                   ASN1_OBJECT *policy);
552 int X509_VERIFY_PARAM_set1_policies(X509_VERIFY_PARAM *param,
553                                     STACK_OF(ASN1_OBJECT) *policies);
554 
555 int X509_VERIFY_PARAM_set_inh_flags(X509_VERIFY_PARAM *param,
556                                     uint32_t flags);
557 uint32_t X509_VERIFY_PARAM_get_inh_flags(const X509_VERIFY_PARAM *param);
558 
559 int X509_VERIFY_PARAM_set1_host(X509_VERIFY_PARAM *param,
560                                 const char *name, size_t namelen);
561 int X509_VERIFY_PARAM_add1_host(X509_VERIFY_PARAM *param,
562                                 const char *name, size_t namelen);
563 void X509_VERIFY_PARAM_set_hostflags(X509_VERIFY_PARAM *param,
564                                      unsigned int flags);
565 unsigned int X509_VERIFY_PARAM_get_hostflags(const X509_VERIFY_PARAM *param);
566 char *X509_VERIFY_PARAM_get0_peername(X509_VERIFY_PARAM *);
567 void X509_VERIFY_PARAM_move_peername(X509_VERIFY_PARAM *, X509_VERIFY_PARAM *);
568 int X509_VERIFY_PARAM_set1_email(X509_VERIFY_PARAM *param,
569                                  const char *email, size_t emaillen);
570 int X509_VERIFY_PARAM_set1_ip(X509_VERIFY_PARAM *param,
571                               const unsigned char *ip, size_t iplen);
572 int X509_VERIFY_PARAM_set1_ip_asc(X509_VERIFY_PARAM *param,
573                                   const char *ipasc);
574 
575 int X509_VERIFY_PARAM_get_depth(const X509_VERIFY_PARAM *param);
576 int X509_VERIFY_PARAM_get_auth_level(const X509_VERIFY_PARAM *param);
577 const char *X509_VERIFY_PARAM_get0_name(const X509_VERIFY_PARAM *param);
578 
579 int X509_VERIFY_PARAM_add0_table(X509_VERIFY_PARAM *param);
580 int X509_VERIFY_PARAM_get_count(void);
581 const X509_VERIFY_PARAM *X509_VERIFY_PARAM_get0(int id);
582 const X509_VERIFY_PARAM *X509_VERIFY_PARAM_lookup(const char *name);
583 void X509_VERIFY_PARAM_table_cleanup(void);
584 
585 /* Non positive return values are errors */
586 #define X509_PCY_TREE_FAILURE  -2 /* Failure to satisfy explicit policy */
587 #define X509_PCY_TREE_INVALID  -1 /* Inconsistent or invalid extensions */
588 #define X509_PCY_TREE_INTERNAL  0 /* Internal error, most likely malloc */
589 
590 /*
591  * Positive return values form a bit mask, all but the first are internal to
592  * the library and don't appear in results from X509_policy_check().
593  */
594 #define X509_PCY_TREE_VALID     1 /* The policy tree is valid */
595 #define X509_PCY_TREE_EMPTY     2 /* The policy tree is empty */
596 #define X509_PCY_TREE_EXPLICIT  4 /* Explicit policy required */
597 
598 int X509_policy_check(X509_POLICY_TREE **ptree, int *pexplicit_policy,
599                       STACK_OF(X509) *certs,
600                       STACK_OF(ASN1_OBJECT) *policy_oids, unsigned int flags);
601 
602 void X509_policy_tree_free(X509_POLICY_TREE *tree);
603 
604 int X509_policy_tree_level_count(const X509_POLICY_TREE *tree);
605 X509_POLICY_LEVEL *X509_policy_tree_get0_level(const X509_POLICY_TREE *tree,
606                                                int i);
607 
608 STACK_OF(X509_POLICY_NODE) *X509_policy_tree_get0_policies(const
609                                                            X509_POLICY_TREE
610                                                            *tree);
611 
612 STACK_OF(X509_POLICY_NODE) *X509_policy_tree_get0_user_policies(const
613                                                                 X509_POLICY_TREE
614                                                                 *tree);
615 
616 int X509_policy_level_node_count(X509_POLICY_LEVEL *level);
617 
618 X509_POLICY_NODE *X509_policy_level_get0_node(X509_POLICY_LEVEL *level,
619                                               int i);
620 
621 const ASN1_OBJECT *X509_policy_node_get0_policy(const X509_POLICY_NODE *node);
622 
623 STACK_OF(POLICYQUALINFO) *X509_policy_node_get0_qualifiers(const
624                                                            X509_POLICY_NODE
625                                                            *node);
626 const X509_POLICY_NODE *X509_policy_node_get0_parent(const X509_POLICY_NODE
627                                                      *node);
628 
629 #ifdef  __cplusplus
630 }
631 #endif
632 #endif
633