1 /* crypto/x509/x509_vfy.h */
   2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
   3  * All rights reserved.
   4  *
   5  * This package is an SSL implementation written
   6  * by Eric Young (eay@cryptsoft.com).
   7  * The implementation was written so as to conform with Netscapes SSL.
   8  *
   9  * This library is free for commercial and non-commercial use as long as
  10  * the following conditions are aheared to.  The following conditions
  11  * apply to all code found in this distribution, be it the RC4, RSA,
  12  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
  13  * included with this distribution is covered by the same copyright terms
  14  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
  15  *
  16  * Copyright remains Eric Young's, and as such any Copyright notices in
  17  * the code are not to be removed.
  18  * If this package is used in a product, Eric Young should be given attribution
  19  * as the author of the parts of the library used.
  20  * This can be in the form of a textual message at program startup or
  21  * in documentation (online or textual) provided with the package.
  22  *
  23  * Redistribution and use in source and binary forms, with or without
  24  * modification, are permitted provided that the following conditions
  25  * are met:
  26  * 1. Redistributions of source code must retain the copyright
  27  *    notice, this list of conditions and the following disclaimer.
  28  * 2. Redistributions in binary form must reproduce the above copyright
  29  *    notice, this list of conditions and the following disclaimer in the
  30  *    documentation and/or other materials provided with the distribution.
  31  * 3. All advertising materials mentioning features or use of this software
  32  *    must display the following acknowledgement:
  33  *    "This product includes cryptographic software written by
  34  *     Eric Young (eay@cryptsoft.com)"
  35  *    The word 'cryptographic' can be left out if the rouines from the library
  36  *    being used are not cryptographic related :-).
  37  * 4. If you include any Windows specific code (or a derivative thereof) from
  38  *    the apps directory (application code) you must include an acknowledgement:
  39  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
  40  *
  41  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
  42  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  43  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  44  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  45  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  46  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  47  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  48  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  49  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  50  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  51  * SUCH DAMAGE.
  52  *
  53  * The licence and distribution terms for any publically available version or
  54  * derivative of this code cannot be changed.  i.e. this code cannot simply be
  55  * copied and put under another distribution licence
  56  * [including the GNU Public Licence.]
  57  */
  58 
  59 #ifndef HEADER_X509_H
  60 #include <openssl/x509.h>
  61 /* openssl/x509.h ends up #include-ing this file at about the only
  62  * appropriate moment. */
  63 #endif
  64 
  65 #ifndef HEADER_X509_VFY_H
  66 #define HEADER_X509_VFY_H
  67 
  68 #include <openssl/opensslconf.h>
  69 #ifndef OPENSSL_NO_LHASH
  70 #include <openssl/lhash.h>
  71 #endif
  72 #include <openssl/bio.h>
  73 #include <openssl/crypto.h>
  74 #include <openssl/symhacks.h>
  75 
  76 #ifdef  __cplusplus
  77 extern "C" {
  78 #endif
  79 
  80 #if 0
  81 /* Outer object */
  82 typedef struct x509_hash_dir_st
  83         {
  84         int num_dirs;
  85         char **dirs;
  86         int *dirs_type;
  87         int num_dirs_alloced;
  88         } X509_HASH_DIR_CTX;
  89 #endif
  90 
  91 typedef struct x509_file_st
  92         {
  93         int num_paths;  /* number of paths to files or directories */
  94         int num_alloced;
  95         char **paths;   /* the list of paths or directories */
  96         int *path_type;
  97         } X509_CERT_FILE_CTX;
  98 
  99 /*******************************/
 100 /*
 101 SSL_CTX -> X509_STORE
 102                 -> X509_LOOKUP
 103                         ->X509_LOOKUP_METHOD
 104                 -> X509_LOOKUP
 105                         ->X509_LOOKUP_METHOD
 106 
 107 SSL     -> X509_STORE_CTX
 108                 ->X509_STORE
 109 
 110 The X509_STORE holds the tables etc for verification stuff.
 111 A X509_STORE_CTX is used while validating a single certificate.
 112 The X509_STORE has X509_LOOKUPs for looking up certs.
 113 The X509_STORE then calls a function to actually verify the
 114 certificate chain.
 115 */
 116 
 117 #define X509_LU_RETRY           -1
 118 #define X509_LU_FAIL            0
 119 #define X509_LU_X509            1
 120 #define X509_LU_CRL             2
 121 #define X509_LU_PKEY            3
 122 
 123 typedef struct x509_object_st
 124         {
 125         /* one of the above types */
 126         int type;
 127         union   {
 128                 char *ptr;
 129                 X509 *x509;
 130                 X509_CRL *crl;
 131                 EVP_PKEY *pkey;
 132                 } data;
 133         } X509_OBJECT;
 134 
 135 typedef struct x509_lookup_st X509_LOOKUP;
 136 
 137 DECLARE_STACK_OF(X509_LOOKUP)
 138 DECLARE_STACK_OF(X509_OBJECT)
 139 
 140 /* This is a static that defines the function interface */
 141 typedef struct x509_lookup_method_st
 142         {
 143         const char *name;
 144         int (*new_item)(X509_LOOKUP *ctx);
 145         void (*free)(X509_LOOKUP *ctx);
 146         int (*init)(X509_LOOKUP *ctx);
 147         int (*shutdown)(X509_LOOKUP *ctx);
 148         int (*ctrl)(X509_LOOKUP *ctx,int cmd,const char *argc,long argl,
 149                         char **ret);
 150         int (*get_by_subject)(X509_LOOKUP *ctx,int type,X509_NAME *name,
 151                               X509_OBJECT *ret);
 152         int (*get_by_issuer_serial)(X509_LOOKUP *ctx,int type,X509_NAME *name,
 153                                     ASN1_INTEGER *serial,X509_OBJECT *ret);
 154         int (*get_by_fingerprint)(X509_LOOKUP *ctx,int type,
 155                                   unsigned char *bytes,int len,
 156                                   X509_OBJECT *ret);
 157         int (*get_by_alias)(X509_LOOKUP *ctx,int type,char *str,int len,
 158                             X509_OBJECT *ret);
 159         } X509_LOOKUP_METHOD;
 160 
 161 /* This structure hold all parameters associated with a verify operation
 162  * by including an X509_VERIFY_PARAM structure in related structures the
 163  * parameters used can be customized
 164  */
 165 
 166 typedef struct X509_VERIFY_PARAM_st
 167         {
 168         char *name;
 169         time_t check_time;      /* Time to use */
 170         unsigned long inh_flags; /* Inheritance flags */
 171         unsigned long flags;    /* Various verify flags */
 172         int purpose;            /* purpose to check untrusted certificates */
 173         int trust;              /* trust setting to check */
 174         int depth;              /* Verify depth */
 175         STACK_OF(ASN1_OBJECT) *policies;        /* Permissible policies */
 176         } X509_VERIFY_PARAM;
 177 
 178 DECLARE_STACK_OF(X509_VERIFY_PARAM)
 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 
 189         /* These are external lookup methods */
 190         STACK_OF(X509_LOOKUP) *get_cert_methods;
 191 
 192         X509_VERIFY_PARAM *param;
 193 
 194         /* Callbacks for various operations */
 195         int (*verify)(X509_STORE_CTX *ctx);     /* called to verify a certificate */
 196         int (*verify_cb)(int ok,X509_STORE_CTX *ctx);   /* error callback */
 197         int (*get_issuer)(X509 **issuer, X509_STORE_CTX *ctx, X509 *x); /* get issuers cert from ctx */
 198         int (*check_issued)(X509_STORE_CTX *ctx, X509 *x, X509 *issuer); /* check issued */
 199         int (*check_revocation)(X509_STORE_CTX *ctx); /* Check revocation status of chain */
 200         int (*get_crl)(X509_STORE_CTX *ctx, X509_CRL **crl, X509 *x); /* retrieve CRL */
 201         int (*check_crl)(X509_STORE_CTX *ctx, X509_CRL *crl); /* Check CRL validity */
 202         int (*cert_crl)(X509_STORE_CTX *ctx, X509_CRL *crl, X509 *x); /* Check certificate against CRL */
 203         STACK_OF(X509) * (*lookup_certs)(X509_STORE_CTX *ctx, X509_NAME *nm);
 204         STACK_OF(X509_CRL) * (*lookup_crls)(X509_STORE_CTX *ctx, X509_NAME *nm);
 205         int (*cleanup)(X509_STORE_CTX *ctx);
 206 
 207         CRYPTO_EX_DATA ex_data;
 208         int references;
 209         } /* X509_STORE */;
 210 
 211 int X509_STORE_set_depth(X509_STORE *store, int depth);
 212 
 213 #define X509_STORE_set_verify_cb_func(ctx,func) ((ctx)->verify_cb=(func))
 214 #define X509_STORE_set_verify_func(ctx,func)    ((ctx)->verify=(func))
 215 
 216 /* This is the functions plus an instance of the local variables. */
 217 struct x509_lookup_st
 218         {
 219         int init;                       /* have we been started */
 220         int skip;                       /* don't use us. */
 221         X509_LOOKUP_METHOD *method;     /* the functions */
 222         char *method_data;              /* method data */
 223 
 224         X509_STORE *store_ctx;  /* who owns us */
 225         } /* X509_LOOKUP */;
 226 
 227 /* This is a used when verifying cert chains.  Since the
 228  * gathering of the cert chain can take some time (and have to be
 229  * 'retried', this needs to be kept and passed around. */
 230 struct x509_store_ctx_st      /* X509_STORE_CTX */
 231         {
 232         X509_STORE *ctx;
 233         int current_method;     /* used when looking up certs */
 234 
 235         /* The following are set by the caller */
 236         X509 *cert;             /* The cert to check */
 237         STACK_OF(X509) *untrusted;      /* chain of X509s - untrusted - passed in */
 238         STACK_OF(X509_CRL) *crls;       /* set of CRLs passed in */
 239 
 240         X509_VERIFY_PARAM *param;
 241         void *other_ctx;        /* Other info for use with get_issuer() */
 242 
 243         /* Callbacks for various operations */
 244         int (*verify)(X509_STORE_CTX *ctx);     /* called to verify a certificate */
 245         int (*verify_cb)(int ok,X509_STORE_CTX *ctx);           /* error callback */
 246         int (*get_issuer)(X509 **issuer, X509_STORE_CTX *ctx, X509 *x); /* get issuers cert from ctx */
 247         int (*check_issued)(X509_STORE_CTX *ctx, X509 *x, X509 *issuer); /* check issued */
 248         int (*check_revocation)(X509_STORE_CTX *ctx); /* Check revocation status of chain */
 249         int (*get_crl)(X509_STORE_CTX *ctx, X509_CRL **crl, X509 *x); /* retrieve CRL */
 250         int (*check_crl)(X509_STORE_CTX *ctx, X509_CRL *crl); /* Check CRL validity */
 251         int (*cert_crl)(X509_STORE_CTX *ctx, X509_CRL *crl, X509 *x); /* Check certificate against CRL */
 252         int (*check_policy)(X509_STORE_CTX *ctx);
 253         STACK_OF(X509) * (*lookup_certs)(X509_STORE_CTX *ctx, X509_NAME *nm);
 254         STACK_OF(X509_CRL) * (*lookup_crls)(X509_STORE_CTX *ctx, X509_NAME *nm);
 255         int (*cleanup)(X509_STORE_CTX *ctx);
 256 
 257         /* The following is built up */
 258         int valid;              /* if 0, rebuild chain */
 259         int last_untrusted;     /* index of last untrusted cert */
 260         STACK_OF(X509) *chain;          /* chain of X509s - built up and trusted */
 261         X509_POLICY_TREE *tree; /* Valid policy tree */
 262 
 263         int explicit_policy;    /* Require explicit policy value */
 264 
 265         /* When something goes wrong, this is why */
 266         int error_depth;
 267         int error;
 268         X509 *current_cert;
 269         X509 *current_issuer;   /* cert currently being tested as valid issuer */
 270         X509_CRL *current_crl;  /* current CRL */
 271 
 272         int current_crl_score;  /* score of current CRL */
 273         unsigned int current_reasons;  /* Reason mask */
 274 
 275         X509_STORE_CTX *parent; /* For CRL path validation: parent context */
 276 
 277         CRYPTO_EX_DATA ex_data;
 278         } /* X509_STORE_CTX */;
 279 
 280 void X509_STORE_CTX_set_depth(X509_STORE_CTX *ctx, int depth);
 281 
 282 #define X509_STORE_CTX_set_app_data(ctx,data) \
 283         X509_STORE_CTX_set_ex_data(ctx,0,data)
 284 #define X509_STORE_CTX_get_app_data(ctx) \
 285         X509_STORE_CTX_get_ex_data(ctx,0)
 286 
 287 #define X509_L_FILE_LOAD        1
 288 #define X509_L_ADD_DIR          2
 289 
 290 #define X509_LOOKUP_load_file(x,name,type) \
 291                 X509_LOOKUP_ctrl((x),X509_L_FILE_LOAD,(name),(long)(type),NULL)
 292 
 293 #define X509_LOOKUP_add_dir(x,name,type) \
 294                 X509_LOOKUP_ctrl((x),X509_L_ADD_DIR,(name),(long)(type),NULL)
 295 
 296 #define         X509_V_OK                                       0
 297 /* illegal error (for uninitialized values, to avoid X509_V_OK): 1 */
 298 
 299 #define         X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT            2
 300 #define         X509_V_ERR_UNABLE_TO_GET_CRL                    3
 301 #define         X509_V_ERR_UNABLE_TO_DECRYPT_CERT_SIGNATURE     4
 302 #define         X509_V_ERR_UNABLE_TO_DECRYPT_CRL_SIGNATURE      5
 303 #define         X509_V_ERR_UNABLE_TO_DECODE_ISSUER_PUBLIC_KEY   6
 304 #define         X509_V_ERR_CERT_SIGNATURE_FAILURE               7
 305 #define         X509_V_ERR_CRL_SIGNATURE_FAILURE                8
 306 #define         X509_V_ERR_CERT_NOT_YET_VALID                   9
 307 #define         X509_V_ERR_CERT_HAS_EXPIRED                     10
 308 #define         X509_V_ERR_CRL_NOT_YET_VALID                    11
 309 #define         X509_V_ERR_CRL_HAS_EXPIRED                      12
 310 #define         X509_V_ERR_ERROR_IN_CERT_NOT_BEFORE_FIELD       13
 311 #define         X509_V_ERR_ERROR_IN_CERT_NOT_AFTER_FIELD        14
 312 #define         X509_V_ERR_ERROR_IN_CRL_LAST_UPDATE_FIELD       15
 313 #define         X509_V_ERR_ERROR_IN_CRL_NEXT_UPDATE_FIELD       16
 314 #define         X509_V_ERR_OUT_OF_MEM                           17
 315 #define         X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT          18
 316 #define         X509_V_ERR_SELF_SIGNED_CERT_IN_CHAIN            19
 317 #define         X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT_LOCALLY    20
 318 #define         X509_V_ERR_UNABLE_TO_VERIFY_LEAF_SIGNATURE      21
 319 #define         X509_V_ERR_CERT_CHAIN_TOO_LONG                  22
 320 #define         X509_V_ERR_CERT_REVOKED                         23
 321 #define         X509_V_ERR_INVALID_CA                           24
 322 #define         X509_V_ERR_PATH_LENGTH_EXCEEDED                 25
 323 #define         X509_V_ERR_INVALID_PURPOSE                      26
 324 #define         X509_V_ERR_CERT_UNTRUSTED                       27
 325 #define         X509_V_ERR_CERT_REJECTED                        28
 326 /* These are 'informational' when looking for issuer cert */
 327 #define         X509_V_ERR_SUBJECT_ISSUER_MISMATCH              29
 328 #define         X509_V_ERR_AKID_SKID_MISMATCH                   30
 329 #define         X509_V_ERR_AKID_ISSUER_SERIAL_MISMATCH          31
 330 #define         X509_V_ERR_KEYUSAGE_NO_CERTSIGN                 32
 331 
 332 #define         X509_V_ERR_UNABLE_TO_GET_CRL_ISSUER             33
 333 #define         X509_V_ERR_UNHANDLED_CRITICAL_EXTENSION         34
 334 #define         X509_V_ERR_KEYUSAGE_NO_CRL_SIGN                 35
 335 #define         X509_V_ERR_UNHANDLED_CRITICAL_CRL_EXTENSION     36
 336 #define         X509_V_ERR_INVALID_NON_CA                       37
 337 #define         X509_V_ERR_PROXY_PATH_LENGTH_EXCEEDED           38
 338 #define         X509_V_ERR_KEYUSAGE_NO_DIGITAL_SIGNATURE        39
 339 #define         X509_V_ERR_PROXY_CERTIFICATES_NOT_ALLOWED       40
 340 
 341 #define         X509_V_ERR_INVALID_EXTENSION                    41
 342 #define         X509_V_ERR_INVALID_POLICY_EXTENSION             42
 343 #define         X509_V_ERR_NO_EXPLICIT_POLICY                   43
 344 #define         X509_V_ERR_DIFFERENT_CRL_SCOPE                  44
 345 #define         X509_V_ERR_UNSUPPORTED_EXTENSION_FEATURE        45
 346 
 347 #define         X509_V_ERR_UNNESTED_RESOURCE                    46
 348 
 349 #define         X509_V_ERR_PERMITTED_VIOLATION                  47
 350 #define         X509_V_ERR_EXCLUDED_VIOLATION                   48
 351 #define         X509_V_ERR_SUBTREE_MINMAX                       49
 352 #define         X509_V_ERR_UNSUPPORTED_CONSTRAINT_TYPE          51
 353 #define         X509_V_ERR_UNSUPPORTED_CONSTRAINT_SYNTAX        52
 354 #define         X509_V_ERR_UNSUPPORTED_NAME_SYNTAX              53
 355 #define         X509_V_ERR_CRL_PATH_VALIDATION_ERROR            54
 356 
 357 /* The application is not happy */
 358 #define         X509_V_ERR_APPLICATION_VERIFICATION             50
 359 
 360 /* Certificate verify flags */
 361 
 362 /* Send issuer+subject checks to verify_cb */
 363 #define X509_V_FLAG_CB_ISSUER_CHECK             0x1
 364 /* Use check time instead of current time */
 365 #define X509_V_FLAG_USE_CHECK_TIME              0x2
 366 /* Lookup CRLs */
 367 #define X509_V_FLAG_CRL_CHECK                   0x4
 368 /* Lookup CRLs for whole chain */
 369 #define X509_V_FLAG_CRL_CHECK_ALL               0x8
 370 /* Ignore unhandled critical extensions */
 371 #define X509_V_FLAG_IGNORE_CRITICAL             0x10
 372 /* Disable workarounds for broken certificates */
 373 #define X509_V_FLAG_X509_STRICT                 0x20
 374 /* Enable proxy certificate validation */
 375 #define X509_V_FLAG_ALLOW_PROXY_CERTS           0x40
 376 /* Enable policy checking */
 377 #define X509_V_FLAG_POLICY_CHECK                0x80
 378 /* Policy variable require-explicit-policy */
 379 #define X509_V_FLAG_EXPLICIT_POLICY             0x100
 380 /* Policy variable inhibit-any-policy */
 381 #define X509_V_FLAG_INHIBIT_ANY                 0x200
 382 /* Policy variable inhibit-policy-mapping */
 383 #define X509_V_FLAG_INHIBIT_MAP                 0x400
 384 /* Notify callback that policy is OK */
 385 #define X509_V_FLAG_NOTIFY_POLICY               0x800
 386 /* Extended CRL features such as indirect CRLs, alternate CRL signing keys */
 387 #define X509_V_FLAG_EXTENDED_CRL_SUPPORT        0x1000
 388 /* Delta CRL support */
 389 #define X509_V_FLAG_USE_DELTAS                  0x2000
 390 /* Check selfsigned CA signature */
 391 #define X509_V_FLAG_CHECK_SS_SIGNATURE          0x4000
 392 
 393 
 394 #define X509_VP_FLAG_DEFAULT                    0x1
 395 #define X509_VP_FLAG_OVERWRITE                  0x2
 396 #define X509_VP_FLAG_RESET_FLAGS                0x4
 397 #define X509_VP_FLAG_LOCKED                     0x8
 398 #define X509_VP_FLAG_ONCE                       0x10
 399 
 400 /* Internal use: mask of policy related options */
 401 #define X509_V_FLAG_POLICY_MASK (X509_V_FLAG_POLICY_CHECK \
 402                                 | X509_V_FLAG_EXPLICIT_POLICY \
 403                                 | X509_V_FLAG_INHIBIT_ANY \
 404                                 | X509_V_FLAG_INHIBIT_MAP)
 405 
 406 int X509_OBJECT_idx_by_subject(STACK_OF(X509_OBJECT) *h, int type,
 407              X509_NAME *name);
 408 X509_OBJECT *X509_OBJECT_retrieve_by_subject(STACK_OF(X509_OBJECT) *h,int type,X509_NAME *name);
 409 X509_OBJECT *X509_OBJECT_retrieve_match(STACK_OF(X509_OBJECT) *h, X509_OBJECT *x);
 410 void X509_OBJECT_up_ref_count(X509_OBJECT *a);
 411 void X509_OBJECT_free_contents(X509_OBJECT *a);
 412 X509_STORE *X509_STORE_new(void );
 413 void X509_STORE_free(X509_STORE *v);
 414 
 415 STACK_OF(X509)* X509_STORE_get1_certs(X509_STORE_CTX *st, X509_NAME *nm);
 416 STACK_OF(X509_CRL)* X509_STORE_get1_crls(X509_STORE_CTX *st, X509_NAME *nm);
 417 int X509_STORE_set_flags(X509_STORE *ctx, unsigned long flags);
 418 int X509_STORE_set_purpose(X509_STORE *ctx, int purpose);
 419 int X509_STORE_set_trust(X509_STORE *ctx, int trust);
 420 int X509_STORE_set1_param(X509_STORE *ctx, X509_VERIFY_PARAM *pm);
 421 
 422 void X509_STORE_set_verify_cb(X509_STORE *ctx,
 423                                   int (*verify_cb)(int, X509_STORE_CTX *));
 424 
 425 X509_STORE_CTX *X509_STORE_CTX_new(void);
 426 
 427 int X509_STORE_CTX_get1_issuer(X509 **issuer, X509_STORE_CTX *ctx, X509 *x);
 428 
 429 void X509_STORE_CTX_free(X509_STORE_CTX *ctx);
 430 int X509_STORE_CTX_init(X509_STORE_CTX *ctx, X509_STORE *store,
 431                          X509 *x509, STACK_OF(X509) *chain);
 432 void X509_STORE_CTX_trusted_stack(X509_STORE_CTX *ctx, STACK_OF(X509) *sk);
 433 void X509_STORE_CTX_cleanup(X509_STORE_CTX *ctx);
 434 
 435 X509_LOOKUP *X509_STORE_add_lookup(X509_STORE *v, X509_LOOKUP_METHOD *m);
 436 
 437 X509_LOOKUP_METHOD *X509_LOOKUP_hash_dir(void);
 438 X509_LOOKUP_METHOD *X509_LOOKUP_file(void);
 439 
 440 int X509_STORE_add_cert(X509_STORE *ctx, X509 *x);
 441 int X509_STORE_add_crl(X509_STORE *ctx, X509_CRL *x);
 442 
 443 int X509_STORE_get_by_subject(X509_STORE_CTX *vs,int type,X509_NAME *name,
 444         X509_OBJECT *ret);
 445 
 446 int X509_LOOKUP_ctrl(X509_LOOKUP *ctx, int cmd, const char *argc,
 447         long argl, char **ret);
 448 
 449 #ifndef OPENSSL_NO_STDIO
 450 int X509_load_cert_file(X509_LOOKUP *ctx, const char *file, int type);
 451 int X509_load_crl_file(X509_LOOKUP *ctx, const char *file, int type);
 452 int X509_load_cert_crl_file(X509_LOOKUP *ctx, const char *file, int type);
 453 #endif
 454 
 455 
 456 X509_LOOKUP *X509_LOOKUP_new(X509_LOOKUP_METHOD *method);
 457 void X509_LOOKUP_free(X509_LOOKUP *ctx);
 458 int X509_LOOKUP_init(X509_LOOKUP *ctx);
 459 int X509_LOOKUP_by_subject(X509_LOOKUP *ctx, int type, X509_NAME *name,
 460         X509_OBJECT *ret);
 461 int X509_LOOKUP_by_issuer_serial(X509_LOOKUP *ctx, int type, X509_NAME *name,
 462         ASN1_INTEGER *serial, X509_OBJECT *ret);
 463 int X509_LOOKUP_by_fingerprint(X509_LOOKUP *ctx, int type,
 464         unsigned char *bytes, int len, X509_OBJECT *ret);
 465 int X509_LOOKUP_by_alias(X509_LOOKUP *ctx, int type, char *str,
 466         int len, X509_OBJECT *ret);
 467 int X509_LOOKUP_shutdown(X509_LOOKUP *ctx);
 468 
 469 #ifndef OPENSSL_NO_STDIO
 470 int     X509_STORE_load_locations (X509_STORE *ctx,
 471                 const char *file, const char *dir);
 472 int     X509_STORE_set_default_paths(X509_STORE *ctx);
 473 #endif
 474 
 475 int X509_STORE_CTX_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
 476         CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);
 477 int     X509_STORE_CTX_set_ex_data(X509_STORE_CTX *ctx,int idx,void *data);
 478 void *  X509_STORE_CTX_get_ex_data(X509_STORE_CTX *ctx,int idx);
 479 int     X509_STORE_CTX_get_error(X509_STORE_CTX *ctx);
 480 void    X509_STORE_CTX_set_error(X509_STORE_CTX *ctx,int s);
 481 int     X509_STORE_CTX_get_error_depth(X509_STORE_CTX *ctx);
 482 X509 *  X509_STORE_CTX_get_current_cert(X509_STORE_CTX *ctx);
 483 X509 *X509_STORE_CTX_get0_current_issuer(X509_STORE_CTX *ctx);
 484 X509_CRL *X509_STORE_CTX_get0_current_crl(X509_STORE_CTX *ctx);
 485 X509_STORE_CTX *X509_STORE_CTX_get0_parent_ctx(X509_STORE_CTX *ctx);
 486 STACK_OF(X509) *X509_STORE_CTX_get_chain(X509_STORE_CTX *ctx);
 487 STACK_OF(X509) *X509_STORE_CTX_get1_chain(X509_STORE_CTX *ctx);
 488 void    X509_STORE_CTX_set_cert(X509_STORE_CTX *c,X509 *x);
 489 void    X509_STORE_CTX_set_chain(X509_STORE_CTX *c,STACK_OF(X509) *sk);
 490 void    X509_STORE_CTX_set0_crls(X509_STORE_CTX *c,STACK_OF(X509_CRL) *sk);
 491 int X509_STORE_CTX_set_purpose(X509_STORE_CTX *ctx, int purpose);
 492 int X509_STORE_CTX_set_trust(X509_STORE_CTX *ctx, int trust);
 493 int X509_STORE_CTX_purpose_inherit(X509_STORE_CTX *ctx, int def_purpose,
 494                                 int purpose, int trust);
 495 void X509_STORE_CTX_set_flags(X509_STORE_CTX *ctx, unsigned long flags);
 496 void X509_STORE_CTX_set_time(X509_STORE_CTX *ctx, unsigned long flags,
 497                                                                 time_t t);
 498 void X509_STORE_CTX_set_verify_cb(X509_STORE_CTX *ctx,
 499                                   int (*verify_cb)(int, X509_STORE_CTX *));
 500 
 501 X509_POLICY_TREE *X509_STORE_CTX_get0_policy_tree(X509_STORE_CTX *ctx);
 502 int X509_STORE_CTX_get_explicit_policy(X509_STORE_CTX *ctx);
 503 
 504 X509_VERIFY_PARAM *X509_STORE_CTX_get0_param(X509_STORE_CTX *ctx);
 505 void X509_STORE_CTX_set0_param(X509_STORE_CTX *ctx, X509_VERIFY_PARAM *param);
 506 int X509_STORE_CTX_set_default(X509_STORE_CTX *ctx, const char *name);
 507 
 508 /* X509_VERIFY_PARAM functions */
 509 
 510 X509_VERIFY_PARAM *X509_VERIFY_PARAM_new(void);
 511 void X509_VERIFY_PARAM_free(X509_VERIFY_PARAM *param);
 512 int X509_VERIFY_PARAM_inherit(X509_VERIFY_PARAM *to,
 513                                                 const X509_VERIFY_PARAM *from);
 514 int X509_VERIFY_PARAM_set1(X509_VERIFY_PARAM *to,
 515                                                 const X509_VERIFY_PARAM *from);
 516 int X509_VERIFY_PARAM_set1_name(X509_VERIFY_PARAM *param, const char *name);
 517 int X509_VERIFY_PARAM_set_flags(X509_VERIFY_PARAM *param, unsigned long flags);
 518 int X509_VERIFY_PARAM_clear_flags(X509_VERIFY_PARAM *param,
 519                                                         unsigned long flags);
 520 unsigned long X509_VERIFY_PARAM_get_flags(X509_VERIFY_PARAM *param);
 521 int X509_VERIFY_PARAM_set_purpose(X509_VERIFY_PARAM *param, int purpose);
 522 int X509_VERIFY_PARAM_set_trust(X509_VERIFY_PARAM *param, int trust);
 523 void X509_VERIFY_PARAM_set_depth(X509_VERIFY_PARAM *param, int depth);
 524 void X509_VERIFY_PARAM_set_time(X509_VERIFY_PARAM *param, time_t t);
 525 int X509_VERIFY_PARAM_add0_policy(X509_VERIFY_PARAM *param,
 526                                                 ASN1_OBJECT *policy);
 527 int X509_VERIFY_PARAM_set1_policies(X509_VERIFY_PARAM *param,
 528                                         STACK_OF(ASN1_OBJECT) *policies);
 529 int X509_VERIFY_PARAM_get_depth(const X509_VERIFY_PARAM *param);
 530 
 531 int X509_VERIFY_PARAM_add0_table(X509_VERIFY_PARAM *param);
 532 const X509_VERIFY_PARAM *X509_VERIFY_PARAM_lookup(const char *name);
 533 void X509_VERIFY_PARAM_table_cleanup(void);
 534 
 535 int X509_policy_check(X509_POLICY_TREE **ptree, int *pexplicit_policy,
 536                         STACK_OF(X509) *certs,
 537                         STACK_OF(ASN1_OBJECT) *policy_oids,
 538                         unsigned int flags);
 539 
 540 void X509_policy_tree_free(X509_POLICY_TREE *tree);
 541 
 542 int X509_policy_tree_level_count(const X509_POLICY_TREE *tree);
 543 X509_POLICY_LEVEL *
 544         X509_policy_tree_get0_level(const X509_POLICY_TREE *tree, int i);
 545 
 546 STACK_OF(X509_POLICY_NODE) *
 547         X509_policy_tree_get0_policies(const X509_POLICY_TREE *tree);
 548 
 549 STACK_OF(X509_POLICY_NODE) *
 550         X509_policy_tree_get0_user_policies(const X509_POLICY_TREE *tree);
 551 
 552 int X509_policy_level_node_count(X509_POLICY_LEVEL *level);
 553 
 554 X509_POLICY_NODE *X509_policy_level_get0_node(X509_POLICY_LEVEL *level, int i);
 555 
 556 const ASN1_OBJECT *X509_policy_node_get0_policy(const X509_POLICY_NODE *node);
 557 
 558 STACK_OF(POLICYQUALINFO) *
 559         X509_policy_node_get0_qualifiers(const X509_POLICY_NODE *node);
 560 const X509_POLICY_NODE *
 561         X509_policy_node_get0_parent(const X509_POLICY_NODE *node);
 562 
 563 #ifdef  __cplusplus
 564 }
 565 #endif
 566 #endif