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