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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
90extern "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/*
102MessageImprint ::= SEQUENCE {
103 hashAlgorithm AlgorithmIdentifier,
104 hashedMessage OCTET STRING }
105*/
106
107typedef struct TS_msg_imprint_st
108 {
109 X509_ALGOR *hash_algo;
110 ASN1_OCTET_STRING *hashed_msg;
111 } TS_MSG_IMPRINT;
112
113/*
114TimeStampReq ::= 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
125typedef 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/*
136Accuracy ::= SEQUENCE {
137 seconds INTEGER OPTIONAL,
138 millis [0] INTEGER (1..999) OPTIONAL,
139 micros [1] INTEGER (1..999) OPTIONAL }
140*/
141
142typedef struct TS_accuracy_st
143 {
144 ASN1_INTEGER *seconds;
145 ASN1_INTEGER *millis;
146 ASN1_INTEGER *micros;
147 } TS_ACCURACY;
148
149/*
150TSTInfo ::= 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
169typedef 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/*
184PKIStatusInfo ::= SEQUENCE {
185 status PKIStatus,
186 statusString PKIFreeText OPTIONAL,
187 failInfo PKIFailureInfo OPTIONAL }
188
189From RFC 1510 - section 3.1.1:
190PKIFreeText ::= 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
216typedef 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
223DECLARE_STACK_OF(ASN1_UTF8STRING)
224DECLARE_ASN1_SET_OF(ASN1_UTF8STRING)
225
226/*
227TimeStampResp ::= SEQUENCE {
228 status PKIStatusInfo,
229 timeStampToken TimeStampToken OPTIONAL }
230*/
231
232typedef 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/*
242IssuerSerial ::= SEQUENCE {
243 issuer GeneralNames,
244 serialNumber CertificateSerialNumber
245 }
246*/
247
248typedef struct ESS_issuer_serial
249 {
250 STACK_OF(GENERAL_NAME) *issuer;
251 ASN1_INTEGER *serial;
252 } ESS_ISSUER_SERIAL;
253
254/*
255ESSCertID ::= SEQUENCE {
256 certHash Hash,
257 issuerSerial IssuerSerial OPTIONAL
258}
259*/
260
261typedef 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
267DECLARE_STACK_OF(ESS_CERT_ID)
268DECLARE_ASN1_SET_OF(ESS_CERT_ID)
269
270/*
271SigningCertificate ::= SEQUENCE {
272 certs SEQUENCE OF ESSCertID,
273 policies SEQUENCE OF PolicyInformation OPTIONAL
274}
275*/
276
277typedef 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
284TS_REQ *TS_REQ_new(void);
285void TS_REQ_free(TS_REQ *a);
286int i2d_TS_REQ(const TS_REQ *a, unsigned char **pp);
287TS_REQ *d2i_TS_REQ(TS_REQ **a, const unsigned char **pp, long length);
288
289TS_REQ *TS_REQ_dup(TS_REQ *a);
290
291TS_REQ *d2i_TS_REQ_fp(FILE *fp, TS_REQ **a);
292int i2d_TS_REQ_fp(FILE *fp, TS_REQ *a);
293TS_REQ *d2i_TS_REQ_bio(BIO *fp, TS_REQ **a);
294int i2d_TS_REQ_bio(BIO *fp, TS_REQ *a);
295
296TS_MSG_IMPRINT *TS_MSG_IMPRINT_new(void);
297void TS_MSG_IMPRINT_free(TS_MSG_IMPRINT *a);
298int i2d_TS_MSG_IMPRINT(const TS_MSG_IMPRINT *a, unsigned char **pp);
299TS_MSG_IMPRINT *d2i_TS_MSG_IMPRINT(TS_MSG_IMPRINT **a,
300 const unsigned char **pp, long length);
301
302TS_MSG_IMPRINT *TS_MSG_IMPRINT_dup(TS_MSG_IMPRINT *a);
303
304TS_MSG_IMPRINT *d2i_TS_MSG_IMPRINT_fp(FILE *fp, TS_MSG_IMPRINT **a);
305int i2d_TS_MSG_IMPRINT_fp(FILE *fp, TS_MSG_IMPRINT *a);
306TS_MSG_IMPRINT *d2i_TS_MSG_IMPRINT_bio(BIO *fp, TS_MSG_IMPRINT **a);
307int i2d_TS_MSG_IMPRINT_bio(BIO *fp, TS_MSG_IMPRINT *a);
308
309TS_RESP *TS_RESP_new(void);
310void TS_RESP_free(TS_RESP *a);
311int i2d_TS_RESP(const TS_RESP *a, unsigned char **pp);
312TS_RESP *d2i_TS_RESP(TS_RESP **a, const unsigned char **pp, long length);
313TS_TST_INFO *PKCS7_to_TS_TST_INFO(PKCS7 *token);
314TS_RESP *TS_RESP_dup(TS_RESP *a);
315
316TS_RESP *d2i_TS_RESP_fp(FILE *fp, TS_RESP **a);
317int i2d_TS_RESP_fp(FILE *fp, TS_RESP *a);
318TS_RESP *d2i_TS_RESP_bio(BIO *fp, TS_RESP **a);
319int i2d_TS_RESP_bio(BIO *fp, TS_RESP *a);
320
321TS_STATUS_INFO *TS_STATUS_INFO_new(void);
322void TS_STATUS_INFO_free(TS_STATUS_INFO *a);
323int i2d_TS_STATUS_INFO(const TS_STATUS_INFO *a, unsigned char **pp);
324TS_STATUS_INFO *d2i_TS_STATUS_INFO(TS_STATUS_INFO **a,
325 const unsigned char **pp, long length);
326TS_STATUS_INFO *TS_STATUS_INFO_dup(TS_STATUS_INFO *a);
327
328TS_TST_INFO *TS_TST_INFO_new(void);
329void TS_TST_INFO_free(TS_TST_INFO *a);
330int i2d_TS_TST_INFO(const TS_TST_INFO *a, unsigned char **pp);
331TS_TST_INFO *d2i_TS_TST_INFO(TS_TST_INFO **a, const unsigned char **pp,
332 long length);
333TS_TST_INFO *TS_TST_INFO_dup(TS_TST_INFO *a);
334
335TS_TST_INFO *d2i_TS_TST_INFO_fp(FILE *fp, TS_TST_INFO **a);
336int i2d_TS_TST_INFO_fp(FILE *fp, TS_TST_INFO *a);
337TS_TST_INFO *d2i_TS_TST_INFO_bio(BIO *fp, TS_TST_INFO **a);
338int i2d_TS_TST_INFO_bio(BIO *fp, TS_TST_INFO *a);
339
340TS_ACCURACY *TS_ACCURACY_new(void);
341void TS_ACCURACY_free(TS_ACCURACY *a);
342int i2d_TS_ACCURACY(const TS_ACCURACY *a, unsigned char **pp);
343TS_ACCURACY *d2i_TS_ACCURACY(TS_ACCURACY **a, const unsigned char **pp,
344 long length);
345TS_ACCURACY *TS_ACCURACY_dup(TS_ACCURACY *a);
346
347ESS_ISSUER_SERIAL *ESS_ISSUER_SERIAL_new(void);
348void ESS_ISSUER_SERIAL_free(ESS_ISSUER_SERIAL *a);
349int i2d_ESS_ISSUER_SERIAL(const ESS_ISSUER_SERIAL *a,
350 unsigned char **pp);
351ESS_ISSUER_SERIAL *d2i_ESS_ISSUER_SERIAL(ESS_ISSUER_SERIAL **a,
352 const unsigned char **pp, long length);
353ESS_ISSUER_SERIAL *ESS_ISSUER_SERIAL_dup(ESS_ISSUER_SERIAL *a);
354
355ESS_CERT_ID *ESS_CERT_ID_new(void);
356void ESS_CERT_ID_free(ESS_CERT_ID *a);
357int i2d_ESS_CERT_ID(const ESS_CERT_ID *a, unsigned char **pp);
358ESS_CERT_ID *d2i_ESS_CERT_ID(ESS_CERT_ID **a, const unsigned char **pp,
359 long length);
360ESS_CERT_ID *ESS_CERT_ID_dup(ESS_CERT_ID *a);
361
362ESS_SIGNING_CERT *ESS_SIGNING_CERT_new(void);
363void ESS_SIGNING_CERT_free(ESS_SIGNING_CERT *a);
364int i2d_ESS_SIGNING_CERT(const ESS_SIGNING_CERT *a,
365 unsigned char **pp);
366ESS_SIGNING_CERT *d2i_ESS_SIGNING_CERT(ESS_SIGNING_CERT **a,
367 const unsigned char **pp, long length);
368ESS_SIGNING_CERT *ESS_SIGNING_CERT_dup(ESS_SIGNING_CERT *a);
369
370void ERR_load_TS_strings(void);
371
372int TS_REQ_set_version(TS_REQ *a, long version);
373long TS_REQ_get_version(const TS_REQ *a);
374
375int TS_REQ_set_msg_imprint(TS_REQ *a, TS_MSG_IMPRINT *msg_imprint);
376TS_MSG_IMPRINT *TS_REQ_get_msg_imprint(TS_REQ *a);
377
378int TS_MSG_IMPRINT_set_algo(TS_MSG_IMPRINT *a, X509_ALGOR *alg);
379X509_ALGOR *TS_MSG_IMPRINT_get_algo(TS_MSG_IMPRINT *a);
380
381int TS_MSG_IMPRINT_set_msg(TS_MSG_IMPRINT *a, unsigned char *d, int len);
382ASN1_OCTET_STRING *TS_MSG_IMPRINT_get_msg(TS_MSG_IMPRINT *a);
383
384int TS_REQ_set_policy_id(TS_REQ *a, ASN1_OBJECT *policy);
385ASN1_OBJECT *TS_REQ_get_policy_id(TS_REQ *a);
386
387int TS_REQ_set_nonce(TS_REQ *a, const ASN1_INTEGER *nonce);
388const ASN1_INTEGER *TS_REQ_get_nonce(const TS_REQ *a);
389
390int TS_REQ_set_cert_req(TS_REQ *a, int cert_req);
391int TS_REQ_get_cert_req(const TS_REQ *a);
392
393STACK_OF(X509_EXTENSION) *TS_REQ_get_exts(TS_REQ *a);
394void TS_REQ_ext_free(TS_REQ *a);
395int TS_REQ_get_ext_count(TS_REQ *a);
396int TS_REQ_get_ext_by_NID(TS_REQ *a, int nid, int lastpos);
397int TS_REQ_get_ext_by_OBJ(TS_REQ *a, ASN1_OBJECT *obj, int lastpos);
398int TS_REQ_get_ext_by_critical(TS_REQ *a, int crit, int lastpos);
399X509_EXTENSION *TS_REQ_get_ext(TS_REQ *a, int loc);
400X509_EXTENSION *TS_REQ_delete_ext(TS_REQ *a, int loc);
401int TS_REQ_add_ext(TS_REQ *a, X509_EXTENSION *ex, int loc);
402void *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
406int TS_REQ_print_bio(BIO *bio, TS_REQ *a);
407
408/* Function declarations for TS_RESP defined in ts/ts_resp_utils.c */
409
410int TS_RESP_set_status_info(TS_RESP *a, TS_STATUS_INFO *info);
411TS_STATUS_INFO *TS_RESP_get_status_info(TS_RESP *a);
412
413/* Caller loses ownership of PKCS7 and TS_TST_INFO objects. */
414void TS_RESP_set_tst_info(TS_RESP *a, PKCS7 *p7, TS_TST_INFO *tst_info);
415PKCS7 *TS_RESP_get_token(TS_RESP *a);
416TS_TST_INFO *TS_RESP_get_tst_info(TS_RESP *a);
417
418int TS_TST_INFO_set_version(TS_TST_INFO *a, long version);
419long TS_TST_INFO_get_version(const TS_TST_INFO *a);
420
421int TS_TST_INFO_set_policy_id(TS_TST_INFO *a, ASN1_OBJECT *policy_id);
422ASN1_OBJECT *TS_TST_INFO_get_policy_id(TS_TST_INFO *a);
423
424int TS_TST_INFO_set_msg_imprint(TS_TST_INFO *a, TS_MSG_IMPRINT *msg_imprint);
425TS_MSG_IMPRINT *TS_TST_INFO_get_msg_imprint(TS_TST_INFO *a);
426
427int TS_TST_INFO_set_serial(TS_TST_INFO *a, const ASN1_INTEGER *serial);
428const ASN1_INTEGER *TS_TST_INFO_get_serial(const TS_TST_INFO *a);
429
430int TS_TST_INFO_set_time(TS_TST_INFO *a, const ASN1_GENERALIZEDTIME *gtime);
431const ASN1_GENERALIZEDTIME *TS_TST_INFO_get_time(const TS_TST_INFO *a);
432
433int TS_TST_INFO_set_accuracy(TS_TST_INFO *a, TS_ACCURACY *accuracy);
434TS_ACCURACY *TS_TST_INFO_get_accuracy(TS_TST_INFO *a);
435
436int TS_ACCURACY_set_seconds(TS_ACCURACY *a, const ASN1_INTEGER *seconds);
437const ASN1_INTEGER *TS_ACCURACY_get_seconds(const TS_ACCURACY *a);
438
439int TS_ACCURACY_set_millis(TS_ACCURACY *a, const ASN1_INTEGER *millis);
440const ASN1_INTEGER *TS_ACCURACY_get_millis(const TS_ACCURACY *a);
441
442int TS_ACCURACY_set_micros(TS_ACCURACY *a, const ASN1_INTEGER *micros);
443const ASN1_INTEGER *TS_ACCURACY_get_micros(const TS_ACCURACY *a);
444
445int TS_TST_INFO_set_ordering(TS_TST_INFO *a, int ordering);
446int TS_TST_INFO_get_ordering(const TS_TST_INFO *a);
447
448int TS_TST_INFO_set_nonce(TS_TST_INFO *a, const ASN1_INTEGER *nonce);
449const ASN1_INTEGER *TS_TST_INFO_get_nonce(const TS_TST_INFO *a);
450
451int TS_TST_INFO_set_tsa(TS_TST_INFO *a, GENERAL_NAME *tsa);
452GENERAL_NAME *TS_TST_INFO_get_tsa(TS_TST_INFO *a);
453
454STACK_OF(X509_EXTENSION) *TS_TST_INFO_get_exts(TS_TST_INFO *a);
455void TS_TST_INFO_ext_free(TS_TST_INFO *a);
456int TS_TST_INFO_get_ext_count(TS_TST_INFO *a);
457int TS_TST_INFO_get_ext_by_NID(TS_TST_INFO *a, int nid, int lastpos);
458int TS_TST_INFO_get_ext_by_OBJ(TS_TST_INFO *a, ASN1_OBJECT *obj, int lastpos);
459int TS_TST_INFO_get_ext_by_critical(TS_TST_INFO *a, int crit, int lastpos);
460X509_EXTENSION *TS_TST_INFO_get_ext(TS_TST_INFO *a, int loc);
461X509_EXTENSION *TS_TST_INFO_delete_ext(TS_TST_INFO *a, int loc);
462int TS_TST_INFO_add_ext(TS_TST_INFO *a, X509_EXTENSION *ex, int loc);
463void *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. */
483struct TS_resp_ctx;
484
485/* This must return a unique number less than 160 bits long. */
486typedef 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. */
491typedef 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 */
498typedef int (*TS_extension_cb)(struct TS_resp_ctx *, X509_EXTENSION *, void *);
499
500typedef 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
531DECLARE_STACK_OF(EVP_MD)
532DECLARE_ASN1_SET_OF(EVP_MD)
533
534/* Creates a response context that can be used for generating responses. */
535TS_RESP_CTX *TS_RESP_CTX_new(void);
536void TS_RESP_CTX_free(TS_RESP_CTX *ctx);
537
538/* This parameter must be set. */
539int TS_RESP_CTX_set_signer_cert(TS_RESP_CTX *ctx, X509 *signer);
540
541/* This parameter must be set. */
542int TS_RESP_CTX_set_signer_key(TS_RESP_CTX *ctx, EVP_PKEY *key);
543
544/* This parameter must be set. */
545int 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. */
548int 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. */
552int 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. */
556int TS_RESP_CTX_add_md(TS_RESP_CTX *ctx, const EVP_MD *md);
557
558/* Accuracy is not included by default. */
559int 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. */
564int 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. */
570void TS_RESP_CTX_add_flags(TS_RESP_CTX *ctx, int flags);
571
572/* Default callback always returns a constant. */
573void 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. */
576void 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. */
581void 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. */
585int 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. */
589int TS_RESP_CTX_set_status_info_cond(TS_RESP_CTX *ctx,
590 int status, const char *text);
591
592int 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. */
595TS_REQ *TS_RESP_CTX_get_request(TS_RESP_CTX *ctx);
596
597TS_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 */
604TS_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
611int 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
652typedef 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
680int TS_RESP_verify_response(TS_VERIFY_CTX *ctx, TS_RESP *response);
681int 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. */
689TS_VERIFY_CTX *TS_VERIFY_CTX_new(void);
690void TS_VERIFY_CTX_init(TS_VERIFY_CTX *ctx);
691void TS_VERIFY_CTX_free(TS_VERIFY_CTX *ctx);
692void 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 */
710TS_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
714int TS_RESP_print_bio(BIO *bio, TS_RESP *a);
715int TS_STATUS_INFO_print_bio(BIO *bio, TS_STATUS_INFO *a);
716int TS_TST_INFO_print_bio(BIO *bio, TS_TST_INFO *a);
717
718/* Common utility functions defined in ts/ts_lib.c */
719
720int TS_ASN1_INTEGER_print_bio(BIO *bio, const ASN1_INTEGER *num);
721int TS_OBJ_print_bio(BIO *bio, const ASN1_OBJECT *obj);
722int TS_ext_print_bio(BIO *bio, const STACK_OF(X509_EXTENSION) *extensions);
723int TS_X509_ALGOR_print_bio(BIO *bio, const X509_ALGOR *alg);
724int 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
729X509 *TS_CONF_load_cert(const char *file);
730STACK_OF(X509) *TS_CONF_load_certs(const char *file);
731EVP_PKEY *TS_CONF_load_key(const char *file, const char *pass);
732const char *TS_CONF_get_tsa_section(CONF *conf, const char *section);
733int TS_CONF_set_serial(CONF *conf, const char *section, TS_serial_cb cb,
734 TS_RESP_CTX *ctx);
735int TS_CONF_set_crypto_device(CONF *conf, const char *section,
736 const char *device);
737int TS_CONF_set_default_engine(const char *name);
738int TS_CONF_set_signer_cert(CONF *conf, const char *section,
739 const char *cert, TS_RESP_CTX *ctx);
740int TS_CONF_set_certs(CONF *conf, const char *section, const char *certs,
741 TS_RESP_CTX *ctx);
742int TS_CONF_set_signer_key(CONF *conf, const char *section,
743 const char *key, const char *pass, TS_RESP_CTX *ctx);
744int TS_CONF_set_def_policy(CONF *conf, const char *section,
745 const char *policy, TS_RESP_CTX *ctx);
746int TS_CONF_set_policies(CONF *conf, const char *section, TS_RESP_CTX *ctx);
747int TS_CONF_set_digests(CONF *conf, const char *section, TS_RESP_CTX *ctx);
748int TS_CONF_set_accuracy(CONF *conf, const char *section, TS_RESP_CTX *ctx);
749int TS_CONF_set_clock_precision_digits(CONF *conf, const char *section,
750 TS_RESP_CTX *ctx);
751int TS_CONF_set_ordering(CONF *conf, const char *section, TS_RESP_CTX *ctx);
752int TS_CONF_set_tsa_name(CONF *conf, const char *section, TS_RESP_CTX *ctx);
753int 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 */
761void 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
generated by cgit v1.2.3-55-g6feb (git 2.39.1) at 2025-03-20 00:15:34 +0000