include/openssl/ocsp.h

   1 /*
   2  * Copyright 2000-2018 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 HEADER_OCSP_H
  11 # define HEADER_OCSP_H
  12
  13 #include <openssl/opensslconf.h>
  14
  15 /*
  16  * These definitions are outside the OPENSSL_NO_OCSP guard because although for
  17  * historical reasons they have OCSP_* names, they can actually be used
  18  * independently of OCSP. E.g. see RFC5280
  19  */
  20 /*-
  21  *   CRLReason ::= ENUMERATED {
  22  *        unspecified             (0),
  23  *        keyCompromise           (1),
  24  *        cACompromise            (2),
  25  *        affiliationChanged      (3),
  26  *        superseded              (4),
  27  *        cessationOfOperation    (5),
  28  *        certificateHold         (6),
  29  *        -- value 7 is not used
  30  *        removeFromCRL           (8),
  31  *        privilegeWithdrawn      (9),
  32  *        aACompromise           (10) }
  33  */
  34 #  define OCSP_REVOKED_STATUS_NOSTATUS               -1
  35 #  define OCSP_REVOKED_STATUS_UNSPECIFIED             0
  36 #  define OCSP_REVOKED_STATUS_KEYCOMPROMISE           1
  37 #  define OCSP_REVOKED_STATUS_CACOMPROMISE            2
  38 #  define OCSP_REVOKED_STATUS_AFFILIATIONCHANGED      3
  39 #  define OCSP_REVOKED_STATUS_SUPERSEDED              4
  40 #  define OCSP_REVOKED_STATUS_CESSATIONOFOPERATION    5
  41 #  define OCSP_REVOKED_STATUS_CERTIFICATEHOLD         6
  42 #  define OCSP_REVOKED_STATUS_REMOVEFROMCRL           8
  43 #  define OCSP_REVOKED_STATUS_PRIVILEGEWITHDRAWN      9
  44 #  define OCSP_REVOKED_STATUS_AACOMPROMISE           10
  45
  46
  47 # ifndef OPENSSL_NO_OCSP
  48
  49 #  include <openssl/types.h>
  50 #  include <openssl/x509.h>
  51 #  include <openssl/x509v3.h>
  52 #  include <openssl/safestack.h>
  53 #  include <openssl/ocsperr.h>
  54
  55 #ifdef  __cplusplus
  56 extern "C" {
  57 #endif
  58
  59 /* Various flags and values */
  60
  61 #  define OCSP_DEFAULT_NONCE_LENGTH       16
  62
  63 #  define OCSP_NOCERTS                    0x1
  64 #  define OCSP_NOINTERN                   0x2
  65 #  define OCSP_NOSIGS                     0x4
  66 #  define OCSP_NOCHAIN                    0x8
  67 #  define OCSP_NOVERIFY                   0x10
  68 #  define OCSP_NOEXPLICIT                 0x20
  69 #  define OCSP_NOCASIGN                   0x40
  70 #  define OCSP_NODELEGATED                0x80
  71 #  define OCSP_NOCHECKS                   0x100
  72 #  define OCSP_TRUSTOTHER                 0x200
  73 #  define OCSP_RESPID_KEY                 0x400
  74 #  define OCSP_NOTIME                     0x800
  75
  76 typedef struct ocsp_cert_id_st OCSP_CERTID;
  77
  78 DEFINE_STACK_OF(OCSP_CERTID)
  79
  80 typedef struct ocsp_one_request_st OCSP_ONEREQ;
  81
  82 DEFINE_STACK_OF(OCSP_ONEREQ)
  83
  84 typedef struct ocsp_req_info_st OCSP_REQINFO;
  85 typedef struct ocsp_signature_st OCSP_SIGNATURE;
  86 typedef struct ocsp_request_st OCSP_REQUEST;
  87
  88 #  define OCSP_RESPONSE_STATUS_SUCCESSFUL           0
  89 #  define OCSP_RESPONSE_STATUS_MALFORMEDREQUEST     1
  90 #  define OCSP_RESPONSE_STATUS_INTERNALERROR        2
  91 #  define OCSP_RESPONSE_STATUS_TRYLATER             3
  92 #  define OCSP_RESPONSE_STATUS_SIGREQUIRED          5
  93 #  define OCSP_RESPONSE_STATUS_UNAUTHORIZED         6
  94
  95 typedef struct ocsp_resp_bytes_st OCSP_RESPBYTES;
  96
  97 #  define V_OCSP_RESPID_NAME 0
  98 #  define V_OCSP_RESPID_KEY  1
  99
 100 DEFINE_STACK_OF(OCSP_RESPID)
 101
 102 typedef struct ocsp_revoked_info_st OCSP_REVOKEDINFO;
 103
 104 #  define V_OCSP_CERTSTATUS_GOOD    0
 105 #  define V_OCSP_CERTSTATUS_REVOKED 1
 106 #  define V_OCSP_CERTSTATUS_UNKNOWN 2
 107
 108 typedef struct ocsp_cert_status_st OCSP_CERTSTATUS;
 109 typedef struct ocsp_single_response_st OCSP_SINGLERESP;
 110
 111 DEFINE_STACK_OF(OCSP_SINGLERESP)
 112
 113 typedef struct ocsp_response_data_st OCSP_RESPDATA;
 114
 115 typedef struct ocsp_basic_response_st OCSP_BASICRESP;
 116
 117 typedef struct ocsp_crl_id_st OCSP_CRLID;
 118 typedef struct ocsp_service_locator_st OCSP_SERVICELOC;
 119
 120 #  define PEM_STRING_OCSP_REQUEST "OCSP REQUEST"
 121 #  define PEM_STRING_OCSP_RESPONSE "OCSP RESPONSE"
 122
 123 #  define d2i_OCSP_REQUEST_bio(bp,p) ASN1_d2i_bio_of(OCSP_REQUEST,OCSP_REQUEST_new,d2i_OCSP_REQUEST,bp,p)
 124
 125 #  define d2i_OCSP_RESPONSE_bio(bp,p) ASN1_d2i_bio_of(OCSP_RESPONSE,OCSP_RESPONSE_new,d2i_OCSP_RESPONSE,bp,p)
 126
 127 #  define PEM_read_bio_OCSP_REQUEST(bp,x,cb) (OCSP_REQUEST *)PEM_ASN1_read_bio( \
 128      (char *(*)())d2i_OCSP_REQUEST,PEM_STRING_OCSP_REQUEST, \
 129      bp,(char **)(x),cb,NULL)
 130
 131 #  define PEM_read_bio_OCSP_RESPONSE(bp,x,cb) (OCSP_RESPONSE *)PEM_ASN1_read_bio(\
 132      (char *(*)())d2i_OCSP_RESPONSE,PEM_STRING_OCSP_RESPONSE, \
 133      bp,(char **)(x),cb,NULL)
 134
 135 #  define PEM_write_bio_OCSP_REQUEST(bp,o) \
 136     PEM_ASN1_write_bio((int (*)())i2d_OCSP_REQUEST,PEM_STRING_OCSP_REQUEST,\
 137                         bp,(char *)(o), NULL,NULL,0,NULL,NULL)
 138
 139 #  define PEM_write_bio_OCSP_RESPONSE(bp,o) \
 140     PEM_ASN1_write_bio((int (*)())i2d_OCSP_RESPONSE,PEM_STRING_OCSP_RESPONSE,\
 141                         bp,(char *)(o), NULL,NULL,0,NULL,NULL)
 142
 143 #  define i2d_OCSP_RESPONSE_bio(bp,o) ASN1_i2d_bio_of(OCSP_RESPONSE,i2d_OCSP_RESPONSE,bp,o)
 144
 145 #  define i2d_OCSP_REQUEST_bio(bp,o) ASN1_i2d_bio_of(OCSP_REQUEST,i2d_OCSP_REQUEST,bp,o)
 146
 147 #  define ASN1_BIT_STRING_digest(data,type,md,len) \
 148         ASN1_item_digest(ASN1_ITEM_rptr(ASN1_BIT_STRING),type,data,md,len)
 149
 150 #  define OCSP_CERTSTATUS_dup(cs)\
 151                 (OCSP_CERTSTATUS*)ASN1_dup((int(*)())i2d_OCSP_CERTSTATUS,\
 152                 (char *(*)())d2i_OCSP_CERTSTATUS,(char *)(cs))
 153
 154 DECLARE_ASN1_DUP_FUNCTION(OCSP_CERTID)
 155
 156 OCSP_RESPONSE *OCSP_sendreq_bio(BIO *b, const char *path, OCSP_REQUEST *req);
 157 OCSP_REQ_CTX *OCSP_sendreq_new(BIO *io, const char *path, OCSP_REQUEST *req,
 158                                int maxline);
 159 int OCSP_REQ_CTX_nbio(OCSP_REQ_CTX *rctx);
 160 int OCSP_sendreq_nbio(OCSP_RESPONSE **presp, OCSP_REQ_CTX *rctx);
 161 OCSP_REQ_CTX *OCSP_REQ_CTX_new(BIO *io, int maxline);
 162 void OCSP_REQ_CTX_free(OCSP_REQ_CTX *rctx);
 163 void OCSP_set_max_response_length(OCSP_REQ_CTX *rctx, unsigned long len);
 164 int OCSP_REQ_CTX_i2d(OCSP_REQ_CTX *rctx, const ASN1_ITEM *it,
 165                      ASN1_VALUE *val);
 166 int OCSP_REQ_CTX_nbio_d2i(OCSP_REQ_CTX *rctx, ASN1_VALUE **pval,
 167                           const ASN1_ITEM *it);
 168 BIO *OCSP_REQ_CTX_get0_mem_bio(OCSP_REQ_CTX *rctx);
 169 int OCSP_REQ_CTX_http(OCSP_REQ_CTX *rctx, const char *op, const char *path);
 170 int OCSP_REQ_CTX_set1_req(OCSP_REQ_CTX *rctx, OCSP_REQUEST *req);
 171 int OCSP_REQ_CTX_add1_header(OCSP_REQ_CTX *rctx,
 172                              const char *name, const char *value);
 173
 174 OCSP_CERTID *OCSP_cert_to_id(const EVP_MD *dgst, const X509 *subject,
 175                              const X509 *issuer);
 176
 177 OCSP_CERTID *OCSP_cert_id_new(const EVP_MD *dgst,
 178                               const X509_NAME *issuerName,
 179                               const ASN1_BIT_STRING *issuerKey,
 180                               const ASN1_INTEGER *serialNumber);
 181
 182 OCSP_ONEREQ *OCSP_request_add0_id(OCSP_REQUEST *req, OCSP_CERTID *cid);
 183
 184 int OCSP_request_add1_nonce(OCSP_REQUEST *req, unsigned char *val, int len);
 185 int OCSP_basic_add1_nonce(OCSP_BASICRESP *resp, unsigned char *val, int len);
 186 int OCSP_check_nonce(OCSP_REQUEST *req, OCSP_BASICRESP *bs);
 187 int OCSP_copy_nonce(OCSP_BASICRESP *resp, OCSP_REQUEST *req);
 188
 189 int OCSP_request_set1_name(OCSP_REQUEST *req, X509_NAME *nm);
 190 int OCSP_request_add1_cert(OCSP_REQUEST *req, X509 *cert);
 191
 192 int OCSP_request_sign(OCSP_REQUEST *req,
 193                       X509 *signer,
 194                       EVP_PKEY *key,
 195                       const EVP_MD *dgst,
 196                       STACK_OF(X509) *certs, unsigned long flags);
 197
 198 int OCSP_response_status(OCSP_RESPONSE *resp);
 199 OCSP_BASICRESP *OCSP_response_get1_basic(OCSP_RESPONSE *resp);
 200
 201 const ASN1_OCTET_STRING *OCSP_resp_get0_signature(const OCSP_BASICRESP *bs);
 202 const X509_ALGOR *OCSP_resp_get0_tbs_sigalg(const OCSP_BASICRESP *bs);
 203 const OCSP_RESPDATA *OCSP_resp_get0_respdata(const OCSP_BASICRESP *bs);
 204 int OCSP_resp_get0_signer(OCSP_BASICRESP *bs, X509 **signer,
 205                           STACK_OF(X509) *extra_certs);
 206
 207 int OCSP_resp_count(OCSP_BASICRESP *bs);
 208 OCSP_SINGLERESP *OCSP_resp_get0(OCSP_BASICRESP *bs, int idx);
 209 const ASN1_GENERALIZEDTIME *OCSP_resp_get0_produced_at(const OCSP_BASICRESP* bs);
 210 const STACK_OF(X509) *OCSP_resp_get0_certs(const OCSP_BASICRESP *bs);
 211 int OCSP_resp_get0_id(const OCSP_BASICRESP *bs,
 212                       const ASN1_OCTET_STRING **pid,
 213                       const X509_NAME **pname);
 214 int OCSP_resp_get1_id(const OCSP_BASICRESP *bs,
 215                       ASN1_OCTET_STRING **pid,
 216                       X509_NAME **pname);
 217
 218 int OCSP_resp_find(OCSP_BASICRESP *bs, OCSP_CERTID *id, int last);
 219 int OCSP_single_get0_status(OCSP_SINGLERESP *single, int *reason,
 220                             ASN1_GENERALIZEDTIME **revtime,
 221                             ASN1_GENERALIZEDTIME **thisupd,
 222                             ASN1_GENERALIZEDTIME **nextupd);
 223 int OCSP_resp_find_status(OCSP_BASICRESP *bs, OCSP_CERTID *id, int *status,
 224                           int *reason,
 225                           ASN1_GENERALIZEDTIME **revtime,
 226                           ASN1_GENERALIZEDTIME **thisupd,
 227                           ASN1_GENERALIZEDTIME **nextupd);
 228 int OCSP_check_validity(ASN1_GENERALIZEDTIME *thisupd,
 229                         ASN1_GENERALIZEDTIME *nextupd, long sec, long maxsec);
 230
 231 int OCSP_request_verify(OCSP_REQUEST *req, STACK_OF(X509) *certs,
 232                         X509_STORE *store, unsigned long flags);
 233
 234 int OCSP_parse_url(const char *url, char **phost, char **pport, char **ppath,
 235                    int *pssl);
 236
 237 int OCSP_id_issuer_cmp(const OCSP_CERTID *a, const OCSP_CERTID *b);
 238 int OCSP_id_cmp(const OCSP_CERTID *a, const OCSP_CERTID *b);
 239
 240 int OCSP_request_onereq_count(OCSP_REQUEST *req);
 241 OCSP_ONEREQ *OCSP_request_onereq_get0(OCSP_REQUEST *req, int i);
 242 OCSP_CERTID *OCSP_onereq_get0_id(OCSP_ONEREQ *one);
 243 int OCSP_id_get0_info(ASN1_OCTET_STRING **piNameHash, ASN1_OBJECT **pmd,
 244                       ASN1_OCTET_STRING **pikeyHash,
 245                       ASN1_INTEGER **pserial, OCSP_CERTID *cid);
 246 int OCSP_request_is_signed(OCSP_REQUEST *req);
 247 OCSP_RESPONSE *OCSP_response_create(int status, OCSP_BASICRESP *bs);
 248 OCSP_SINGLERESP *OCSP_basic_add1_status(OCSP_BASICRESP *rsp,
 249                                         OCSP_CERTID *cid,
 250                                         int status, int reason,
 251                                         ASN1_TIME *revtime,
 252                                         ASN1_TIME *thisupd,
 253                                         ASN1_TIME *nextupd);
 254 int OCSP_basic_add1_cert(OCSP_BASICRESP *resp, X509 *cert);
 255 int OCSP_basic_sign(OCSP_BASICRESP *brsp,
 256                     X509 *signer, EVP_PKEY *key, const EVP_MD *dgst,
 257                     STACK_OF(X509) *certs, unsigned long flags);
 258 int OCSP_basic_sign_ctx(OCSP_BASICRESP *brsp,
 259                         X509 *signer, EVP_MD_CTX *ctx,
 260                         STACK_OF(X509) *certs, unsigned long flags);
 261 int OCSP_RESPID_set_by_name(OCSP_RESPID *respid, X509 *cert);
 262 int OCSP_RESPID_set_by_key(OCSP_RESPID *respid, X509 *cert);
 263 int OCSP_RESPID_match(OCSP_RESPID *respid, X509 *cert);
 264
 265 X509_EXTENSION *OCSP_crlID_new(const char *url, long *n, char *tim);
 266
 267 X509_EXTENSION *OCSP_accept_responses_new(char **oids);
 268
 269 X509_EXTENSION *OCSP_archive_cutoff_new(char *tim);
 270
 271 X509_EXTENSION *OCSP_url_svcloc_new(X509_NAME *issuer, const char **urls);
 272
 273 int OCSP_REQUEST_get_ext_count(OCSP_REQUEST *x);
 274 int OCSP_REQUEST_get_ext_by_NID(OCSP_REQUEST *x, int nid, int lastpos);
 275 int OCSP_REQUEST_get_ext_by_OBJ(OCSP_REQUEST *x, const ASN1_OBJECT *obj,
 276                                 int lastpos);
 277 int OCSP_REQUEST_get_ext_by_critical(OCSP_REQUEST *x, int crit, int lastpos);
 278 X509_EXTENSION *OCSP_REQUEST_get_ext(OCSP_REQUEST *x, int loc);
 279 X509_EXTENSION *OCSP_REQUEST_delete_ext(OCSP_REQUEST *x, int loc);
 280 void *OCSP_REQUEST_get1_ext_d2i(OCSP_REQUEST *x, int nid, int *crit,
 281                                 int *idx);
 282 int OCSP_REQUEST_add1_ext_i2d(OCSP_REQUEST *x, int nid, void *value, int crit,
 283                               unsigned long flags);
 284 int OCSP_REQUEST_add_ext(OCSP_REQUEST *x, X509_EXTENSION *ex, int loc);
 285
 286 int OCSP_ONEREQ_get_ext_count(OCSP_ONEREQ *x);
 287 int OCSP_ONEREQ_get_ext_by_NID(OCSP_ONEREQ *x, int nid, int lastpos);
 288 int OCSP_ONEREQ_get_ext_by_OBJ(OCSP_ONEREQ *x, const ASN1_OBJECT *obj, int lastpos);
 289 int OCSP_ONEREQ_get_ext_by_critical(OCSP_ONEREQ *x, int crit, int lastpos);
 290 X509_EXTENSION *OCSP_ONEREQ_get_ext(OCSP_ONEREQ *x, int loc);
 291 X509_EXTENSION *OCSP_ONEREQ_delete_ext(OCSP_ONEREQ *x, int loc);
 292 void *OCSP_ONEREQ_get1_ext_d2i(OCSP_ONEREQ *x, int nid, int *crit, int *idx);
 293 int OCSP_ONEREQ_add1_ext_i2d(OCSP_ONEREQ *x, int nid, void *value, int crit,
 294                              unsigned long flags);
 295 int OCSP_ONEREQ_add_ext(OCSP_ONEREQ *x, X509_EXTENSION *ex, int loc);
 296
 297 int OCSP_BASICRESP_get_ext_count(OCSP_BASICRESP *x);
 298 int OCSP_BASICRESP_get_ext_by_NID(OCSP_BASICRESP *x, int nid, int lastpos);
 299 int OCSP_BASICRESP_get_ext_by_OBJ(OCSP_BASICRESP *x, const ASN1_OBJECT *obj,
 300                                   int lastpos);
 301 int OCSP_BASICRESP_get_ext_by_critical(OCSP_BASICRESP *x, int crit,
 302                                        int lastpos);
 303 X509_EXTENSION *OCSP_BASICRESP_get_ext(OCSP_BASICRESP *x, int loc);
 304 X509_EXTENSION *OCSP_BASICRESP_delete_ext(OCSP_BASICRESP *x, int loc);
 305 void *OCSP_BASICRESP_get1_ext_d2i(OCSP_BASICRESP *x, int nid, int *crit,
 306                                   int *idx);
 307 int OCSP_BASICRESP_add1_ext_i2d(OCSP_BASICRESP *x, int nid, void *value,
 308                                 int crit, unsigned long flags);
 309 int OCSP_BASICRESP_add_ext(OCSP_BASICRESP *x, X509_EXTENSION *ex, int loc);
 310
 311 int OCSP_SINGLERESP_get_ext_count(OCSP_SINGLERESP *x);
 312 int OCSP_SINGLERESP_get_ext_by_NID(OCSP_SINGLERESP *x, int nid, int lastpos);
 313 int OCSP_SINGLERESP_get_ext_by_OBJ(OCSP_SINGLERESP *x, const ASN1_OBJECT *obj,
 314                                    int lastpos);
 315 int OCSP_SINGLERESP_get_ext_by_critical(OCSP_SINGLERESP *x, int crit,
 316                                         int lastpos);
 317 X509_EXTENSION *OCSP_SINGLERESP_get_ext(OCSP_SINGLERESP *x, int loc);
 318 X509_EXTENSION *OCSP_SINGLERESP_delete_ext(OCSP_SINGLERESP *x, int loc);
 319 void *OCSP_SINGLERESP_get1_ext_d2i(OCSP_SINGLERESP *x, int nid, int *crit,
 320                                    int *idx);
 321 int OCSP_SINGLERESP_add1_ext_i2d(OCSP_SINGLERESP *x, int nid, void *value,
 322                                  int crit, unsigned long flags);
 323 int OCSP_SINGLERESP_add_ext(OCSP_SINGLERESP *x, X509_EXTENSION *ex, int loc);
 324 const OCSP_CERTID *OCSP_SINGLERESP_get0_id(const OCSP_SINGLERESP *x);
 325
 326 DECLARE_ASN1_FUNCTIONS(OCSP_SINGLERESP)
 327 DECLARE_ASN1_FUNCTIONS(OCSP_CERTSTATUS)
 328 DECLARE_ASN1_FUNCTIONS(OCSP_REVOKEDINFO)
 329 DECLARE_ASN1_FUNCTIONS(OCSP_BASICRESP)
 330 DECLARE_ASN1_FUNCTIONS(OCSP_RESPDATA)
 331 DECLARE_ASN1_FUNCTIONS(OCSP_RESPID)
 332 DECLARE_ASN1_FUNCTIONS(OCSP_RESPONSE)
 333 DECLARE_ASN1_FUNCTIONS(OCSP_RESPBYTES)
 334 DECLARE_ASN1_FUNCTIONS(OCSP_ONEREQ)
 335 DECLARE_ASN1_FUNCTIONS(OCSP_CERTID)
 336 DECLARE_ASN1_FUNCTIONS(OCSP_REQUEST)
 337 DECLARE_ASN1_FUNCTIONS(OCSP_SIGNATURE)
 338 DECLARE_ASN1_FUNCTIONS(OCSP_REQINFO)
 339 DECLARE_ASN1_FUNCTIONS(OCSP_CRLID)
 340 DECLARE_ASN1_FUNCTIONS(OCSP_SERVICELOC)
 341
 342 const char *OCSP_response_status_str(long s);
 343 const char *OCSP_cert_status_str(long s);
 344 const char *OCSP_crl_reason_str(long s);
 345
 346 int OCSP_REQUEST_print(BIO *bp, OCSP_REQUEST *a, unsigned long flags);
 347 int OCSP_RESPONSE_print(BIO *bp, OCSP_RESPONSE *o, unsigned long flags);
 348
 349 int OCSP_basic_verify(OCSP_BASICRESP *bs, STACK_OF(X509) *certs,
 350                       X509_STORE *st, unsigned long flags);
 351
 352
 353 #  ifdef  __cplusplus
 354 }
 355 #  endif
 356 # endif
 357 #endif