release/src/router/openssl/crypto/ts/ts.h

   1 /* crypto/ts/ts.h */
   2 /* Written by Zoltan Glozik (zglozik@opentsa.org) for the OpenSSL
   3  * project 2002, 2003, 2004.
   4  */
   5 /* ====================================================================
   6  * Copyright (c) 2006 The OpenSSL Project.  All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  *
  12  * 1. Redistributions of source code must retain the above copyright
  13  *    notice, this list of conditions and the following disclaimer.
  14  *
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in
  17  *    the documentation and/or other materials provided with the
  18  *    distribution.
  19  *
  20  * 3. All advertising materials mentioning features or use of this
  21  *    software must display the following acknowledgment:
  22  *    "This product includes software developed by the OpenSSL Project
  23  *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
  24  *
  25  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
  26  *    endorse or promote products derived from this software without
  27  *    prior written permission. For written permission, please contact
  28  *    licensing@OpenSSL.org.
  29  *
  30  * 5. Products derived from this software may not be called "OpenSSL"
  31  *    nor may "OpenSSL" appear in their names without prior written
  32  *    permission of the OpenSSL Project.
  33  *
  34  * 6. Redistributions of any form whatsoever must retain the following
  35  *    acknowledgment:
  36  *    "This product includes software developed by the OpenSSL Project
  37  *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
  38  *
  39  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
  40  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  41  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  42  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
  43  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  44  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  45  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  46  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  47  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  48  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  49  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
  50  * OF THE POSSIBILITY OF SUCH DAMAGE.
  51  * ====================================================================
  52  *
  53  * This product includes cryptographic software written by Eric Young
  54  * (eay@cryptsoft.com).  This product includes software written by Tim
  55  * Hudson (tjh@cryptsoft.com).
  56  *
  57  */
  58
  59 #ifndef HEADER_TS_H
  60 #define HEADER_TS_H
  61
  62 #include <openssl/opensslconf.h>
  63 #include <openssl/symhacks.h>
  64 #ifndef OPENSSL_NO_BUFFER
  65 #include <openssl/buffer.h>
  66 #endif
  67 #ifndef OPENSSL_NO_EVP
  68 #include <openssl/evp.h>
  69 #endif
  70 #ifndef OPENSSL_NO_BIO
  71 #include <openssl/bio.h>
  72 #endif
  73 #include <openssl/stack.h>
  74 #include <openssl/asn1.h>
  75 #include <openssl/safestack.h>
  76
  77 #ifndef OPENSSL_NO_RSA
  78 #include <openssl/rsa.h>
  79 #endif
  80
  81 #ifndef OPENSSL_NO_DSA
  82 #include <openssl/dsa.h>
  83 #endif
  84
  85 #ifndef OPENSSL_NO_DH
  86 #include <openssl/dh.h>
  87 #endif
  88
  89 #ifdef  __cplusplus
  90 extern "C" {
  91 #endif
  92
  93 #ifdef WIN32
  94 /* Under Win32 this is defined in wincrypt.h */
  95 #undef X509_NAME
  96 #endif
  97
  98 #include <openssl/x509.h>
  99 #include <openssl/x509v3.h>
 100
 101 /*
 102 MessageImprint ::= SEQUENCE  {
 103      hashAlgorithm                AlgorithmIdentifier,
 104      hashedMessage                OCTET STRING  }
 105 */
 106
 107 typedef struct TS_msg_imprint_st
 108         {
 109         X509_ALGOR *hash_algo;
 110         ASN1_OCTET_STRING *hashed_msg;
 111         } TS_MSG_IMPRINT;
 112
 113 /*
 114 TimeStampReq ::= SEQUENCE  {
 115    version                  INTEGER  { v1(1) },
 116    messageImprint           MessageImprint,
 117      --a hash algorithm OID and the hash value of the data to be
 118      --time-stamped
 119    reqPolicy                TSAPolicyId                OPTIONAL,
 120    nonce                    INTEGER                    OPTIONAL,
 121    certReq                  BOOLEAN                    DEFAULT FALSE,
 122    extensions               [0] IMPLICIT Extensions    OPTIONAL  }
 123 */
 124
 125 typedef struct TS_req_st
 126         {
 127         ASN1_INTEGER *version;
 128         TS_MSG_IMPRINT *msg_imprint;
 129         ASN1_OBJECT *policy_id;         /* OPTIONAL */
 130         ASN1_INTEGER *nonce;            /* OPTIONAL */
 131         ASN1_BOOLEAN cert_req;          /* DEFAULT FALSE */
 132         STACK_OF(X509_EXTENSION) *extensions;   /* [0] OPTIONAL */
 133         } TS_REQ;
 134
 135 /*
 136 Accuracy ::= SEQUENCE {
 137                 seconds        INTEGER           OPTIONAL,
 138                 millis     [0] INTEGER  (1..999) OPTIONAL,
 139                 micros     [1] INTEGER  (1..999) OPTIONAL  }
 140 */
 141
 142 typedef struct TS_accuracy_st
 143         {
 144         ASN1_INTEGER *seconds;
 145         ASN1_INTEGER *millis;
 146         ASN1_INTEGER *micros;
 147         } TS_ACCURACY;
 148
 149 /*
 150 TSTInfo ::= SEQUENCE  {
 151     version                      INTEGER  { v1(1) },
 152     policy                       TSAPolicyId,
 153     messageImprint               MessageImprint,
 154       -- MUST have the same value as the similar field in
 155       -- TimeStampReq
 156     serialNumber                 INTEGER,
 157      -- Time-Stamping users MUST be ready to accommodate integers
 158      -- up to 160 bits.
 159     genTime                      GeneralizedTime,
 160     accuracy                     Accuracy                 OPTIONAL,
 161     ordering                     BOOLEAN             DEFAULT FALSE,
 162     nonce                        INTEGER                  OPTIONAL,
 163       -- MUST be present if the similar field was present
 164       -- in TimeStampReq.  In that case it MUST have the same value.
 165     tsa                          [0] GeneralName          OPTIONAL,
 166     extensions                   [1] IMPLICIT Extensions  OPTIONAL   }
 167 */
 168
 169 typedef struct TS_tst_info_st
 170         {
 171         ASN1_INTEGER *version;
 172         ASN1_OBJECT *policy_id;
 173         TS_MSG_IMPRINT *msg_imprint;
 174         ASN1_INTEGER *serial;
 175         ASN1_GENERALIZEDTIME *time;
 176         TS_ACCURACY *accuracy;
 177         ASN1_BOOLEAN ordering;
 178         ASN1_INTEGER *nonce;
 179         GENERAL_NAME *tsa;
 180         STACK_OF(X509_EXTENSION) *extensions;
 181         } TS_TST_INFO;
 182
 183 /*
 184 PKIStatusInfo ::= SEQUENCE {
 185     status        PKIStatus,
 186     statusString  PKIFreeText     OPTIONAL,
 187     failInfo      PKIFailureInfo  OPTIONAL  }
 188
 189 From RFC 1510 - section 3.1.1:
 190 PKIFreeText ::= SEQUENCE SIZE (1..MAX) OF UTF8String
 191         -- text encoded as UTF-8 String (note:  each UTF8String SHOULD
 192         -- include an RFC 1766 language tag to indicate the language
 193         -- of the contained text)
 194 */
 195
 196 /* Possible values for status. See ts_resp_print.c && ts_resp_verify.c. */
 197
 198 #define TS_STATUS_GRANTED                       0
 199 #define TS_STATUS_GRANTED_WITH_MODS             1
 200 #define TS_STATUS_REJECTION                     2
 201 #define TS_STATUS_WAITING                       3
 202 #define TS_STATUS_REVOCATION_WARNING            4
 203 #define TS_STATUS_REVOCATION_NOTIFICATION       5
 204
 205 /* Possible values for failure_info. See ts_resp_print.c && ts_resp_verify.c */
 206
 207 #define TS_INFO_BAD_ALG                 0
 208 #define TS_INFO_BAD_REQUEST             2
 209 #define TS_INFO_BAD_DATA_FORMAT         5
 210 #define TS_INFO_TIME_NOT_AVAILABLE      14
 211 #define TS_INFO_UNACCEPTED_POLICY       15
 212 #define TS_INFO_UNACCEPTED_EXTENSION    16
 213 #define TS_INFO_ADD_INFO_NOT_AVAILABLE  17
 214 #define TS_INFO_SYSTEM_FAILURE          25
 215
 216 typedef struct TS_status_info_st
 217         {
 218         ASN1_INTEGER *status;
 219         STACK_OF(ASN1_UTF8STRING) *text;
 220         ASN1_BIT_STRING *failure_info;
 221         } TS_STATUS_INFO;
 222
 223 DECLARE_STACK_OF(ASN1_UTF8STRING)
 224 DECLARE_ASN1_SET_OF(ASN1_UTF8STRING)
 225
 226 /*
 227 TimeStampResp ::= SEQUENCE  {
 228      status                  PKIStatusInfo,
 229      timeStampToken          TimeStampToken     OPTIONAL }
 230 */
 231
 232 typedef struct TS_resp_st
 233         {
 234         TS_STATUS_INFO *status_info;
 235         PKCS7 *token;
 236         TS_TST_INFO *tst_info;
 237         } TS_RESP;
 238
 239 /* The structure below would belong to the ESS component. */
 240
 241 /*
 242 IssuerSerial ::= SEQUENCE {
 243         issuer                   GeneralNames,
 244         serialNumber             CertificateSerialNumber
 245         }
 246 */
 247
 248 typedef struct ESS_issuer_serial
 249         {
 250         STACK_OF(GENERAL_NAME)  *issuer;
 251         ASN1_INTEGER            *serial;
 252         } ESS_ISSUER_SERIAL;
 253
 254 /*
 255 ESSCertID ::=  SEQUENCE {
 256         certHash                 Hash,
 257         issuerSerial             IssuerSerial OPTIONAL
 258 }
 259 */
 260
 261 typedef struct ESS_cert_id
 262         {
 263         ASN1_OCTET_STRING *hash;        /* Always SHA-1 digest. */
 264         ESS_ISSUER_SERIAL *issuer_serial;
 265         } ESS_CERT_ID;
 266
 267 DECLARE_STACK_OF(ESS_CERT_ID)
 268 DECLARE_ASN1_SET_OF(ESS_CERT_ID)
 269
 270 /*
 271 SigningCertificate ::=  SEQUENCE {
 272        certs        SEQUENCE OF ESSCertID,
 273        policies     SEQUENCE OF PolicyInformation OPTIONAL
 274 }
 275 */
 276
 277 typedef struct ESS_signing_cert
 278         {
 279         STACK_OF(ESS_CERT_ID) *cert_ids;
 280         STACK_OF(POLICYINFO) *policy_info;
 281         } ESS_SIGNING_CERT;
 282
 283
 284 TS_REQ  *TS_REQ_new(void);
 285 void    TS_REQ_free(TS_REQ *a);
 286 int     i2d_TS_REQ(const TS_REQ *a, unsigned char **pp);
 287 TS_REQ  *d2i_TS_REQ(TS_REQ **a, const unsigned char **pp, long length);
 288
 289 TS_REQ  *TS_REQ_dup(TS_REQ *a);
 290
 291 TS_REQ  *d2i_TS_REQ_fp(FILE *fp, TS_REQ **a);
 292 int     i2d_TS_REQ_fp(FILE *fp, TS_REQ *a);
 293 TS_REQ  *d2i_TS_REQ_bio(BIO *fp, TS_REQ **a);
 294 int     i2d_TS_REQ_bio(BIO *fp, TS_REQ *a);
 295
 296 TS_MSG_IMPRINT  *TS_MSG_IMPRINT_new(void);
 297 void            TS_MSG_IMPRINT_free(TS_MSG_IMPRINT *a);
 298 int             i2d_TS_MSG_IMPRINT(const TS_MSG_IMPRINT *a, unsigned char **pp);
 299 TS_MSG_IMPRINT  *d2i_TS_MSG_IMPRINT(TS_MSG_IMPRINT **a,
 300                                     const unsigned char **pp, long length);
 301
 302 TS_MSG_IMPRINT  *TS_MSG_IMPRINT_dup(TS_MSG_IMPRINT *a);
 303
 304 TS_MSG_IMPRINT  *d2i_TS_MSG_IMPRINT_fp(FILE *fp, TS_MSG_IMPRINT **a);
 305 int             i2d_TS_MSG_IMPRINT_fp(FILE *fp, TS_MSG_IMPRINT *a);
 306 TS_MSG_IMPRINT  *d2i_TS_MSG_IMPRINT_bio(BIO *fp, TS_MSG_IMPRINT **a);
 307 int             i2d_TS_MSG_IMPRINT_bio(BIO *fp, TS_MSG_IMPRINT *a);
 308
 309 TS_RESP *TS_RESP_new(void);
 310 void    TS_RESP_free(TS_RESP *a);
 311 int     i2d_TS_RESP(const TS_RESP *a, unsigned char **pp);
 312 TS_RESP *d2i_TS_RESP(TS_RESP **a, const unsigned char **pp, long length);
 313 TS_TST_INFO *PKCS7_to_TS_TST_INFO(PKCS7 *token);
 314 TS_RESP *TS_RESP_dup(TS_RESP *a);
 315
 316 TS_RESP *d2i_TS_RESP_fp(FILE *fp, TS_RESP **a);
 317 int     i2d_TS_RESP_fp(FILE *fp, TS_RESP *a);
 318 TS_RESP *d2i_TS_RESP_bio(BIO *fp, TS_RESP **a);
 319 int     i2d_TS_RESP_bio(BIO *fp, TS_RESP *a);
 320
 321 TS_STATUS_INFO  *TS_STATUS_INFO_new(void);
 322 void            TS_STATUS_INFO_free(TS_STATUS_INFO *a);
 323 int             i2d_TS_STATUS_INFO(const TS_STATUS_INFO *a, unsigned char **pp);
 324 TS_STATUS_INFO  *d2i_TS_STATUS_INFO(TS_STATUS_INFO **a,
 325                                     const unsigned char **pp, long length);
 326 TS_STATUS_INFO  *TS_STATUS_INFO_dup(TS_STATUS_INFO *a);
 327
 328 TS_TST_INFO     *TS_TST_INFO_new(void);
 329 void            TS_TST_INFO_free(TS_TST_INFO *a);
 330 int             i2d_TS_TST_INFO(const TS_TST_INFO *a, unsigned char **pp);
 331 TS_TST_INFO     *d2i_TS_TST_INFO(TS_TST_INFO **a, const unsigned char **pp,
 332                                     long length);
 333 TS_TST_INFO     *TS_TST_INFO_dup(TS_TST_INFO *a);
 334
 335 TS_TST_INFO     *d2i_TS_TST_INFO_fp(FILE *fp, TS_TST_INFO **a);
 336 int             i2d_TS_TST_INFO_fp(FILE *fp, TS_TST_INFO *a);
 337 TS_TST_INFO     *d2i_TS_TST_INFO_bio(BIO *fp, TS_TST_INFO **a);
 338 int             i2d_TS_TST_INFO_bio(BIO *fp, TS_TST_INFO *a);
 339
 340 TS_ACCURACY     *TS_ACCURACY_new(void);
 341 void            TS_ACCURACY_free(TS_ACCURACY *a);
 342 int             i2d_TS_ACCURACY(const TS_ACCURACY *a, unsigned char **pp);
 343 TS_ACCURACY     *d2i_TS_ACCURACY(TS_ACCURACY **a, const unsigned char **pp,
 344                                     long length);
 345 TS_ACCURACY     *TS_ACCURACY_dup(TS_ACCURACY *a);
 346
 347 ESS_ISSUER_SERIAL *ESS_ISSUER_SERIAL_new(void);
 348 void              ESS_ISSUER_SERIAL_free(ESS_ISSUER_SERIAL *a);
 349 int               i2d_ESS_ISSUER_SERIAL(const ESS_ISSUER_SERIAL *a,
 350                                         unsigned char **pp);
 351 ESS_ISSUER_SERIAL *d2i_ESS_ISSUER_SERIAL(ESS_ISSUER_SERIAL **a,
 352                                          const unsigned char **pp, long length);
 353 ESS_ISSUER_SERIAL *ESS_ISSUER_SERIAL_dup(ESS_ISSUER_SERIAL *a);
 354
 355 ESS_CERT_ID     *ESS_CERT_ID_new(void);
 356 void            ESS_CERT_ID_free(ESS_CERT_ID *a);
 357 int             i2d_ESS_CERT_ID(const ESS_CERT_ID *a, unsigned char **pp);
 358 ESS_CERT_ID     *d2i_ESS_CERT_ID(ESS_CERT_ID **a, const unsigned char **pp,
 359                                  long length);
 360 ESS_CERT_ID     *ESS_CERT_ID_dup(ESS_CERT_ID *a);
 361
 362 ESS_SIGNING_CERT *ESS_SIGNING_CERT_new(void);
 363 void             ESS_SIGNING_CERT_free(ESS_SIGNING_CERT *a);
 364 int              i2d_ESS_SIGNING_CERT(const ESS_SIGNING_CERT *a,
 365                                       unsigned char **pp);
 366 ESS_SIGNING_CERT *d2i_ESS_SIGNING_CERT(ESS_SIGNING_CERT **a,
 367                                        const unsigned char **pp, long length);
 368 ESS_SIGNING_CERT *ESS_SIGNING_CERT_dup(ESS_SIGNING_CERT *a);
 369
 370 void ERR_load_TS_strings(void);
 371
 372 int TS_REQ_set_version(TS_REQ *a, long version);
 373 long TS_REQ_get_version(const TS_REQ *a);
 374
 375 int TS_REQ_set_msg_imprint(TS_REQ *a, TS_MSG_IMPRINT *msg_imprint);
 376 TS_MSG_IMPRINT *TS_REQ_get_msg_imprint(TS_REQ *a);
 377
 378 int TS_MSG_IMPRINT_set_algo(TS_MSG_IMPRINT *a, X509_ALGOR *alg);
 379 X509_ALGOR *TS_MSG_IMPRINT_get_algo(TS_MSG_IMPRINT *a);
 380
 381 int TS_MSG_IMPRINT_set_msg(TS_MSG_IMPRINT *a, unsigned char *d, int len);
 382 ASN1_OCTET_STRING *TS_MSG_IMPRINT_get_msg(TS_MSG_IMPRINT *a);
 383
 384 int TS_REQ_set_policy_id(TS_REQ *a, ASN1_OBJECT *policy);
 385 ASN1_OBJECT *TS_REQ_get_policy_id(TS_REQ *a);
 386
 387 int TS_REQ_set_nonce(TS_REQ *a, const ASN1_INTEGER *nonce);
 388 const ASN1_INTEGER *TS_REQ_get_nonce(const TS_REQ *a);
 389
 390 int TS_REQ_set_cert_req(TS_REQ *a, int cert_req);
 391 int TS_REQ_get_cert_req(const TS_REQ *a);
 392
 393 STACK_OF(X509_EXTENSION) *TS_REQ_get_exts(TS_REQ *a);
 394 void TS_REQ_ext_free(TS_REQ *a);
 395 int TS_REQ_get_ext_count(TS_REQ *a);
 396 int TS_REQ_get_ext_by_NID(TS_REQ *a, int nid, int lastpos);
 397 int TS_REQ_get_ext_by_OBJ(TS_REQ *a, ASN1_OBJECT *obj, int lastpos);
 398 int TS_REQ_get_ext_by_critical(TS_REQ *a, int crit, int lastpos);
 399 X509_EXTENSION *TS_REQ_get_ext(TS_REQ *a, int loc);
 400 X509_EXTENSION *TS_REQ_delete_ext(TS_REQ *a, int loc);
 401 int TS_REQ_add_ext(TS_REQ *a, X509_EXTENSION *ex, int loc);
 402 void *TS_REQ_get_ext_d2i(TS_REQ *a, int nid, int *crit, int *idx);
 403
 404 /* Function declarations for TS_REQ defined in ts/ts_req_print.c */
 405
 406 int TS_REQ_print_bio(BIO *bio, TS_REQ *a);
 407
 408 /* Function declarations for TS_RESP defined in ts/ts_resp_utils.c */
 409
 410 int TS_RESP_set_status_info(TS_RESP *a, TS_STATUS_INFO *info);
 411 TS_STATUS_INFO *TS_RESP_get_status_info(TS_RESP *a);
 412
 413 /* Caller loses ownership of PKCS7 and TS_TST_INFO objects. */
 414 void TS_RESP_set_tst_info(TS_RESP *a, PKCS7 *p7, TS_TST_INFO *tst_info);
 415 PKCS7 *TS_RESP_get_token(TS_RESP *a);
 416 TS_TST_INFO *TS_RESP_get_tst_info(TS_RESP *a);
 417
 418 int TS_TST_INFO_set_version(TS_TST_INFO *a, long version);
 419 long TS_TST_INFO_get_version(const TS_TST_INFO *a);
 420
 421 int TS_TST_INFO_set_policy_id(TS_TST_INFO *a, ASN1_OBJECT *policy_id);
 422 ASN1_OBJECT *TS_TST_INFO_get_policy_id(TS_TST_INFO *a);
 423
 424 int TS_TST_INFO_set_msg_imprint(TS_TST_INFO *a, TS_MSG_IMPRINT *msg_imprint);
 425 TS_MSG_IMPRINT *TS_TST_INFO_get_msg_imprint(TS_TST_INFO *a);
 426
 427 int TS_TST_INFO_set_serial(TS_TST_INFO *a, const ASN1_INTEGER *serial);
 428 const ASN1_INTEGER *TS_TST_INFO_get_serial(const TS_TST_INFO *a);
 429
 430 int TS_TST_INFO_set_time(TS_TST_INFO *a, const ASN1_GENERALIZEDTIME *gtime);
 431 const ASN1_GENERALIZEDTIME *TS_TST_INFO_get_time(const TS_TST_INFO *a);
 432
 433 int TS_TST_INFO_set_accuracy(TS_TST_INFO *a, TS_ACCURACY *accuracy);
 434 TS_ACCURACY *TS_TST_INFO_get_accuracy(TS_TST_INFO *a);
 435
 436 int TS_ACCURACY_set_seconds(TS_ACCURACY *a, const ASN1_INTEGER *seconds);
 437 const ASN1_INTEGER *TS_ACCURACY_get_seconds(const TS_ACCURACY *a);
 438
 439 int TS_ACCURACY_set_millis(TS_ACCURACY *a, const ASN1_INTEGER *millis);
 440 const ASN1_INTEGER *TS_ACCURACY_get_millis(const TS_ACCURACY *a);
 441
 442 int TS_ACCURACY_set_micros(TS_ACCURACY *a, const ASN1_INTEGER *micros);
 443 const ASN1_INTEGER *TS_ACCURACY_get_micros(const TS_ACCURACY *a);
 444
 445 int TS_TST_INFO_set_ordering(TS_TST_INFO *a, int ordering);
 446 int TS_TST_INFO_get_ordering(const TS_TST_INFO *a);
 447
 448 int TS_TST_INFO_set_nonce(TS_TST_INFO *a, const ASN1_INTEGER *nonce);
 449 const ASN1_INTEGER *TS_TST_INFO_get_nonce(const TS_TST_INFO *a);
 450
 451 int TS_TST_INFO_set_tsa(TS_TST_INFO *a, GENERAL_NAME *tsa);
 452 GENERAL_NAME *TS_TST_INFO_get_tsa(TS_TST_INFO *a);
 453
 454 STACK_OF(X509_EXTENSION) *TS_TST_INFO_get_exts(TS_TST_INFO *a);
 455 void TS_TST_INFO_ext_free(TS_TST_INFO *a);
 456 int TS_TST_INFO_get_ext_count(TS_TST_INFO *a);
 457 int TS_TST_INFO_get_ext_by_NID(TS_TST_INFO *a, int nid, int lastpos);
 458 int TS_TST_INFO_get_ext_by_OBJ(TS_TST_INFO *a, ASN1_OBJECT *obj, int lastpos);
 459 int TS_TST_INFO_get_ext_by_critical(TS_TST_INFO *a, int crit, int lastpos);
 460 X509_EXTENSION *TS_TST_INFO_get_ext(TS_TST_INFO *a, int loc);
 461 X509_EXTENSION *TS_TST_INFO_delete_ext(TS_TST_INFO *a, int loc);
 462 int TS_TST_INFO_add_ext(TS_TST_INFO *a, X509_EXTENSION *ex, int loc);
 463 void *TS_TST_INFO_get_ext_d2i(TS_TST_INFO *a, int nid, int *crit, int *idx);
 464
 465 /* Declarations related to response generation, defined in ts/ts_resp_sign.c. */
 466
 467 /* Optional flags for response generation. */
 468
 469 /* Don't include the TSA name in response. */
 470 #define TS_TSA_NAME             0x01
 471
 472 /* Set ordering to true in response. */
 473 #define TS_ORDERING             0x02
 474
 475 /*
 476  * Include the signer certificate and the other specified certificates in
 477  * the ESS signing certificate attribute beside the PKCS7 signed data.
 478  * Only the signer certificates is included by default.
 479  */
 480 #define TS_ESS_CERT_ID_CHAIN    0x04
 481
 482 /* Forward declaration. */
 483 struct TS_resp_ctx;
 484
 485 /* This must return a unique number less than 160 bits long. */
 486 typedef ASN1_INTEGER *(*TS_serial_cb)(struct TS_resp_ctx *, void *);
 487
 488 /* This must return the seconds and microseconds since Jan 1, 1970 in
 489    the sec and usec variables allocated by the caller.
 490    Return non-zero for success and zero for failure. */
 491 typedef int (*TS_time_cb)(struct TS_resp_ctx *, void *, long *sec, long *usec);
 492
 493 /* This must process the given extension.
 494  * It can modify the TS_TST_INFO object of the context.
 495  * Return values: !0 (processed), 0 (error, it must set the
 496  * status info/failure info of the response).
 497  */
 498 typedef int (*TS_extension_cb)(struct TS_resp_ctx *, X509_EXTENSION *, void *);
 499
 500 typedef struct TS_resp_ctx
 501         {
 502         X509            *signer_cert;
 503         EVP_PKEY        *signer_key;
 504         STACK_OF(X509)  *certs; /* Certs to include in signed data. */
 505         STACK_OF(ASN1_OBJECT)   *policies;      /* Acceptable policies. */
 506         ASN1_OBJECT     *default_policy; /* It may appear in policies, too. */
 507         STACK_OF(EVP_MD)        *mds;   /* Acceptable message digests. */
 508         ASN1_INTEGER    *seconds;       /* accuracy, 0 means not specified. */
 509         ASN1_INTEGER    *millis;        /* accuracy, 0 means not specified. */
 510         ASN1_INTEGER    *micros;        /* accuracy, 0 means not specified. */
 511         unsigned        clock_precision_digits; /* fraction of seconds in
 512                                                    time stamp token. */
 513         unsigned        flags;          /* Optional info, see values above. */
 514
 515         /* Callback functions. */
 516         TS_serial_cb serial_cb;
 517         void *serial_cb_data;   /* User data for serial_cb. */
 518
 519         TS_time_cb time_cb;
 520         void *time_cb_data;     /* User data for time_cb. */
 521
 522         TS_extension_cb extension_cb;
 523         void *extension_cb_data;        /* User data for extension_cb. */
 524
 525         /* These members are used only while creating the response. */
 526         TS_REQ          *request;
 527         TS_RESP         *response;
 528         TS_TST_INFO     *tst_info;
 529         } TS_RESP_CTX;
 530
 531 DECLARE_STACK_OF(EVP_MD)
 532 DECLARE_ASN1_SET_OF(EVP_MD)
 533
 534 /* Creates a response context that can be used for generating responses. */
 535 TS_RESP_CTX *TS_RESP_CTX_new(void);
 536 void TS_RESP_CTX_free(TS_RESP_CTX *ctx);
 537
 538 /* This parameter must be set. */
 539 int TS_RESP_CTX_set_signer_cert(TS_RESP_CTX *ctx, X509 *signer);
 540
 541 /* This parameter must be set. */
 542 int TS_RESP_CTX_set_signer_key(TS_RESP_CTX *ctx, EVP_PKEY *key);
 543
 544 /* This parameter must be set. */
 545 int TS_RESP_CTX_set_def_policy(TS_RESP_CTX *ctx, ASN1_OBJECT *def_policy);
 546
 547 /* No additional certs are included in the response by default. */
 548 int TS_RESP_CTX_set_certs(TS_RESP_CTX *ctx, STACK_OF(X509) *certs);
 549
 550 /* Adds a new acceptable policy, only the default policy
 551    is accepted by default. */
 552 int TS_RESP_CTX_add_policy(TS_RESP_CTX *ctx, ASN1_OBJECT *policy);
 553
 554 /* Adds a new acceptable message digest. Note that no message digests
 555    are accepted by default. The md argument is shared with the caller. */
 556 int TS_RESP_CTX_add_md(TS_RESP_CTX *ctx, const EVP_MD *md);
 557
 558 /* Accuracy is not included by default. */
 559 int TS_RESP_CTX_set_accuracy(TS_RESP_CTX *ctx,
 560                              int secs, int millis, int micros);
 561
 562 /* Clock precision digits, i.e. the number of decimal digits:
 563    '0' means sec, '3' msec, '6' usec, and so on. Default is 0. */
 564 int TS_RESP_CTX_set_clock_precision_digits(TS_RESP_CTX *ctx,
 565                                            unsigned clock_precision_digits);
 566 /* At most we accept usec precision. */
 567 #define TS_MAX_CLOCK_PRECISION_DIGITS   6
 568
 569 /* No flags are set by default. */
 570 void TS_RESP_CTX_add_flags(TS_RESP_CTX *ctx, int flags);
 571
 572 /* Default callback always returns a constant. */
 573 void TS_RESP_CTX_set_serial_cb(TS_RESP_CTX *ctx, TS_serial_cb cb, void *data);
 574
 575 /* Default callback uses the gettimeofday() and gmtime() system calls. */
 576 void TS_RESP_CTX_set_time_cb(TS_RESP_CTX *ctx, TS_time_cb cb, void *data);
 577
 578 /* Default callback rejects all extensions. The extension callback is called
 579  * when the TS_TST_INFO object is already set up and not signed yet. */
 580 /* FIXME: extension handling is not tested yet. */
 581 void TS_RESP_CTX_set_extension_cb(TS_RESP_CTX *ctx,
 582                                   TS_extension_cb cb, void *data);
 583
 584 /* The following methods can be used in the callbacks. */
 585 int TS_RESP_CTX_set_status_info(TS_RESP_CTX *ctx,
 586                                 int status, const char *text);
 587
 588 /* Sets the status info only if it is still TS_STATUS_GRANTED. */
 589 int TS_RESP_CTX_set_status_info_cond(TS_RESP_CTX *ctx,
 590                                      int status, const char *text);
 591
 592 int TS_RESP_CTX_add_failure_info(TS_RESP_CTX *ctx, int failure);
 593
 594 /* The get methods below can be used in the extension callback. */
 595 TS_REQ *TS_RESP_CTX_get_request(TS_RESP_CTX *ctx);
 596
 597 TS_TST_INFO *TS_RESP_CTX_get_tst_info(TS_RESP_CTX *ctx);
 598
 599 /*
 600  * Creates the signed TS_TST_INFO and puts it in TS_RESP.
 601  * In case of errors it sets the status info properly.
 602  * Returns NULL only in case of memory allocation/fatal error.
 603  */
 604 TS_RESP *TS_RESP_create_response(TS_RESP_CTX *ctx, BIO *req_bio);
 605
 606 /*
 607  * Declarations related to response verification,
 608  * they are defined in ts/ts_resp_verify.c.
 609  */
 610
 611 int TS_RESP_verify_signature(PKCS7 *token, STACK_OF(X509) *certs,
 612                              X509_STORE *store, X509 **signer_out);
 613
 614 /* Context structure for the generic verify method. */
 615
 616 /* Verify the signer's certificate and the signature of the response. */
 617 #define TS_VFY_SIGNATURE        (1u << 0)
 618 /* Verify the version number of the response. */
 619 #define TS_VFY_VERSION          (1u << 1)
 620 /* Verify if the policy supplied by the user matches the policy of the TSA. */
 621 #define TS_VFY_POLICY           (1u << 2)
 622 /* Verify the message imprint provided by the user. This flag should not be
 623    specified with TS_VFY_DATA. */
 624 #define TS_VFY_IMPRINT          (1u << 3)
 625 /* Verify the message imprint computed by the verify method from the user
 626    provided data and the MD algorithm of the response. This flag should not be
 627    specified with TS_VFY_IMPRINT. */
 628 #define TS_VFY_DATA             (1u << 4)
 629 /* Verify the nonce value. */
 630 #define TS_VFY_NONCE            (1u << 5)
 631 /* Verify if the TSA name field matches the signer certificate. */
 632 #define TS_VFY_SIGNER           (1u << 6)
 633 /* Verify if the TSA name field equals to the user provided name. */
 634 #define TS_VFY_TSA_NAME         (1u << 7)
 635
 636 /* You can use the following convenience constants. */
 637 #define TS_VFY_ALL_IMPRINT      (TS_VFY_SIGNATURE       \
 638                                  | TS_VFY_VERSION       \
 639                                  | TS_VFY_POLICY        \
 640                                  | TS_VFY_IMPRINT       \
 641                                  | TS_VFY_NONCE         \
 642                                  | TS_VFY_SIGNER        \
 643                                  | TS_VFY_TSA_NAME)
 644 #define TS_VFY_ALL_DATA         (TS_VFY_SIGNATURE       \
 645                                  | TS_VFY_VERSION       \
 646                                  | TS_VFY_POLICY        \
 647                                  | TS_VFY_DATA          \
 648                                  | TS_VFY_NONCE         \
 649                                  | TS_VFY_SIGNER        \
 650                                  | TS_VFY_TSA_NAME)
 651
 652 typedef struct TS_verify_ctx
 653         {
 654         /* Set this to the union of TS_VFY_... flags you want to carry out. */
 655         unsigned        flags;
 656
 657         /* Must be set only with TS_VFY_SIGNATURE. certs is optional. */
 658         X509_STORE      *store;
 659         STACK_OF(X509)  *certs;
 660
 661         /* Must be set only with TS_VFY_POLICY. */
 662         ASN1_OBJECT     *policy;
 663
 664         /* Must be set only with TS_VFY_IMPRINT. If md_alg is NULL,
 665            the algorithm from the response is used. */
 666         X509_ALGOR      *md_alg;
 667         unsigned char   *imprint;
 668         unsigned        imprint_len;
 669
 670         /* Must be set only with TS_VFY_DATA. */
 671         BIO             *data;
 672
 673         /* Must be set only with TS_VFY_TSA_NAME. */
 674         ASN1_INTEGER    *nonce;
 675
 676         /* Must be set only with TS_VFY_TSA_NAME. */
 677         GENERAL_NAME    *tsa_name;
 678         } TS_VERIFY_CTX;
 679
 680 int TS_RESP_verify_response(TS_VERIFY_CTX *ctx, TS_RESP *response);
 681 int TS_RESP_verify_token(TS_VERIFY_CTX *ctx, PKCS7 *token);
 682
 683 /*
 684  * Declarations related to response verification context,
 685  * they are defined in ts/ts_verify_ctx.c.
 686  */
 687
 688 /* Set all fields to zero. */
 689 TS_VERIFY_CTX *TS_VERIFY_CTX_new(void);
 690 void TS_VERIFY_CTX_init(TS_VERIFY_CTX *ctx);
 691 void TS_VERIFY_CTX_free(TS_VERIFY_CTX *ctx);
 692 void TS_VERIFY_CTX_cleanup(TS_VERIFY_CTX *ctx);
 693
 694 /*
 695  * If ctx is NULL, it allocates and returns a new object, otherwise
 696  * it returns ctx. It initialises all the members as follows:
 697  * flags = TS_VFY_ALL_IMPRINT & ~(TS_VFY_TSA_NAME | TS_VFY_SIGNATURE)
 698  * certs = NULL
 699  * store = NULL
 700  * policy = policy from the request or NULL if absent (in this case
 701  *      TS_VFY_POLICY is cleared from flags as well)
 702  * md_alg = MD algorithm from request
 703  * imprint, imprint_len = imprint from request
 704  * data = NULL
 705  * nonce, nonce_len = nonce from the request or NULL if absent (in this case
 706  *      TS_VFY_NONCE is cleared from flags as well)
 707  * tsa_name = NULL
 708  * Important: after calling this method TS_VFY_SIGNATURE should be added!
 709  */
 710 TS_VERIFY_CTX *TS_REQ_to_TS_VERIFY_CTX(TS_REQ *req, TS_VERIFY_CTX *ctx);
 711
 712 /* Function declarations for TS_RESP defined in ts/ts_resp_print.c */
 713
 714 int TS_RESP_print_bio(BIO *bio, TS_RESP *a);
 715 int TS_STATUS_INFO_print_bio(BIO *bio, TS_STATUS_INFO *a);
 716 int TS_TST_INFO_print_bio(BIO *bio, TS_TST_INFO *a);
 717
 718 /* Common utility functions defined in ts/ts_lib.c */
 719
 720 int TS_ASN1_INTEGER_print_bio(BIO *bio, const ASN1_INTEGER *num);
 721 int TS_OBJ_print_bio(BIO *bio, const ASN1_OBJECT *obj);
 722 int TS_ext_print_bio(BIO *bio, const STACK_OF(X509_EXTENSION) *extensions);
 723 int TS_X509_ALGOR_print_bio(BIO *bio, const X509_ALGOR *alg);
 724 int TS_MSG_IMPRINT_print_bio(BIO *bio, TS_MSG_IMPRINT *msg);
 725
 726 /* Function declarations for handling configuration options,
 727    defined in ts/ts_conf.c */
 728
 729 X509 *TS_CONF_load_cert(const char *file);
 730 STACK_OF(X509) *TS_CONF_load_certs(const char *file);
 731 EVP_PKEY *TS_CONF_load_key(const char *file, const char *pass);
 732 const char *TS_CONF_get_tsa_section(CONF *conf, const char *section);
 733 int TS_CONF_set_serial(CONF *conf, const char *section, TS_serial_cb cb,
 734                        TS_RESP_CTX *ctx);
 735 int TS_CONF_set_crypto_device(CONF *conf, const char *section,
 736                               const char *device);
 737 int TS_CONF_set_default_engine(const char *name);
 738 int TS_CONF_set_signer_cert(CONF *conf, const char *section,
 739                             const char *cert, TS_RESP_CTX *ctx);
 740 int TS_CONF_set_certs(CONF *conf, const char *section, const char *certs,
 741                       TS_RESP_CTX *ctx);
 742 int TS_CONF_set_signer_key(CONF *conf, const char *section,
 743                            const char *key, const char *pass, TS_RESP_CTX *ctx);
 744 int TS_CONF_set_def_policy(CONF *conf, const char *section,
 745                            const char *policy, TS_RESP_CTX *ctx);
 746 int TS_CONF_set_policies(CONF *conf, const char *section, TS_RESP_CTX *ctx);
 747 int TS_CONF_set_digests(CONF *conf, const char *section, TS_RESP_CTX *ctx);
 748 int TS_CONF_set_accuracy(CONF *conf, const char *section, TS_RESP_CTX *ctx);
 749 int TS_CONF_set_clock_precision_digits(CONF *conf, const char *section,
 750                                        TS_RESP_CTX *ctx);
 751 int TS_CONF_set_ordering(CONF *conf, const char *section, TS_RESP_CTX *ctx);
 752 int TS_CONF_set_tsa_name(CONF *conf, const char *section, TS_RESP_CTX *ctx);
 753 int TS_CONF_set_ess_cert_id_chain(CONF *conf, const char *section,
 754                                   TS_RESP_CTX *ctx);
 755
 756 /* -------------------------------------------------- */
 757 /* BEGIN ERROR CODES */
 758 /* The following lines are auto generated by the script mkerr.pl. Any changes
 759  * made after this point may be overwritten when the script is next run.
 760  */
 761 void ERR_load_TS_strings(void);
 762
 763 /* Error codes for the TS functions. */
 764
 765 /* Function codes. */
 766 #define TS_F_D2I_TS_RESP                                 147
 767 #define TS_F_DEF_SERIAL_CB                               110
 768 #define TS_F_DEF_TIME_CB                                 111
 769 #define TS_F_ESS_ADD_SIGNING_CERT                        112
 770 #define TS_F_ESS_CERT_ID_NEW_INIT                        113
 771 #define TS_F_ESS_SIGNING_CERT_NEW_INIT                   114
 772 #define TS_F_INT_TS_RESP_VERIFY_TOKEN                    149
 773 #define TS_F_PKCS7_TO_TS_TST_INFO                        148
 774 #define TS_F_TS_ACCURACY_SET_MICROS                      115
 775 #define TS_F_TS_ACCURACY_SET_MILLIS                      116
 776 #define TS_F_TS_ACCURACY_SET_SECONDS                     117
 777 #define TS_F_TS_CHECK_IMPRINTS                           100
 778 #define TS_F_TS_CHECK_NONCES                             101
 779 #define TS_F_TS_CHECK_POLICY                             102
 780 #define TS_F_TS_CHECK_SIGNING_CERTS                      103
 781 #define TS_F_TS_CHECK_STATUS_INFO                        104
 782 #define TS_F_TS_COMPUTE_IMPRINT                          145
 783 #define TS_F_TS_CONF_SET_DEFAULT_ENGINE                  146
 784 #define TS_F_TS_GET_STATUS_TEXT                          105
 785 #define TS_F_TS_MSG_IMPRINT_SET_ALGO                     118
 786 #define TS_F_TS_REQ_SET_MSG_IMPRINT                      119
 787 #define TS_F_TS_REQ_SET_NONCE                            120
 788 #define TS_F_TS_REQ_SET_POLICY_ID                        121
 789 #define TS_F_TS_RESP_CREATE_RESPONSE                     122
 790 #define TS_F_TS_RESP_CREATE_TST_INFO                     123
 791 #define TS_F_TS_RESP_CTX_ADD_FAILURE_INFO                124
 792 #define TS_F_TS_RESP_CTX_ADD_MD                          125
 793 #define TS_F_TS_RESP_CTX_ADD_POLICY                      126
 794 #define TS_F_TS_RESP_CTX_NEW                             127
 795 #define TS_F_TS_RESP_CTX_SET_ACCURACY                    128
 796 #define TS_F_TS_RESP_CTX_SET_CERTS                       129
 797 #define TS_F_TS_RESP_CTX_SET_DEF_POLICY                  130
 798 #define TS_F_TS_RESP_CTX_SET_SIGNER_CERT                 131
 799 #define TS_F_TS_RESP_CTX_SET_STATUS_INFO                 132
 800 #define TS_F_TS_RESP_GET_POLICY                          133
 801 #define TS_F_TS_RESP_SET_GENTIME_WITH_PRECISION          134
 802 #define TS_F_TS_RESP_SET_STATUS_INFO                     135
 803 #define TS_F_TS_RESP_SET_TST_INFO                        150
 804 #define TS_F_TS_RESP_SIGN                                136
 805 #define TS_F_TS_RESP_VERIFY_SIGNATURE                    106
 806 #define TS_F_TS_RESP_VERIFY_TOKEN                        107
 807 #define TS_F_TS_TST_INFO_SET_ACCURACY                    137
 808 #define TS_F_TS_TST_INFO_SET_MSG_IMPRINT                 138
 809 #define TS_F_TS_TST_INFO_SET_NONCE                       139
 810 #define TS_F_TS_TST_INFO_SET_POLICY_ID                   140
 811 #define TS_F_TS_TST_INFO_SET_SERIAL                      141
 812 #define TS_F_TS_TST_INFO_SET_TIME                        142
 813 #define TS_F_TS_TST_INFO_SET_TSA                         143
 814 #define TS_F_TS_VERIFY                                   108
 815 #define TS_F_TS_VERIFY_CERT                              109
 816 #define TS_F_TS_VERIFY_CTX_NEW                           144
 817
 818 /* Reason codes. */
 819 #define TS_R_BAD_PKCS7_TYPE                              132
 820 #define TS_R_BAD_TYPE                                    133
 821 #define TS_R_CERTIFICATE_VERIFY_ERROR                    100
 822 #define TS_R_COULD_NOT_SET_ENGINE                        127
 823 #define TS_R_COULD_NOT_SET_TIME                          115
 824 #define TS_R_D2I_TS_RESP_INT_FAILED                      128
 825 #define TS_R_DETACHED_CONTENT                            134
 826 #define TS_R_ESS_ADD_SIGNING_CERT_ERROR                  116
 827 #define TS_R_ESS_SIGNING_CERTIFICATE_ERROR               101
 828 #define TS_R_INVALID_NULL_POINTER                        102
 829 #define TS_R_INVALID_SIGNER_CERTIFICATE_PURPOSE          117
 830 #define TS_R_MESSAGE_IMPRINT_MISMATCH                    103
 831 #define TS_R_NONCE_MISMATCH                              104
 832 #define TS_R_NONCE_NOT_RETURNED                          105
 833 #define TS_R_NO_CONTENT                                  106
 834 #define TS_R_NO_TIME_STAMP_TOKEN                         107
 835 #define TS_R_PKCS7_ADD_SIGNATURE_ERROR                   118
 836 #define TS_R_PKCS7_ADD_SIGNED_ATTR_ERROR                 119
 837 #define TS_R_PKCS7_TO_TS_TST_INFO_FAILED                 129
 838 #define TS_R_POLICY_MISMATCH                             108
 839 #define TS_R_PRIVATE_KEY_DOES_NOT_MATCH_CERTIFICATE      120
 840 #define TS_R_RESPONSE_SETUP_ERROR                        121
 841 #define TS_R_SIGNATURE_FAILURE                           109
 842 #define TS_R_THERE_MUST_BE_ONE_SIGNER                    110
 843 #define TS_R_TIME_SYSCALL_ERROR                          122
 844 #define TS_R_TOKEN_NOT_PRESENT                           130
 845 #define TS_R_TOKEN_PRESENT                               131
 846 #define TS_R_TSA_NAME_MISMATCH                           111
 847 #define TS_R_TSA_UNTRUSTED                               112
 848 #define TS_R_TST_INFO_SETUP_ERROR                        123
 849 #define TS_R_TS_DATASIGN                                 124
 850 #define TS_R_UNACCEPTABLE_POLICY                         125
 851 #define TS_R_UNSUPPORTED_MD_ALGORITHM                    126
 852 #define TS_R_UNSUPPORTED_VERSION                         113
 853 #define TS_R_WRONG_CONTENT_TYPE                          114
 854
 855 #ifdef  __cplusplus
 856 }
 857 #endif
 858 #endif