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1 | /* | |
2 | * Copyright 2006-2018 The OpenSSL Project Authors. All Rights Reserved. | |
3 | * | |
4 | * Licensed under the Apache License 2.0 (the "License"). You may not use | |
5 | * this file except in compliance with the License. You can obtain a copy | |
6 | * in the file LICENSE in the source distribution or at | |
7 | * https://www.openssl.org/source/license.html | |
8 | */ | |
9 | ||
10 | #ifndef HEADER_TS_H | |
11 | # define HEADER_TS_H | |
12 | ||
13 | # include <openssl/opensslconf.h> | |
14 | ||
15 | # ifndef OPENSSL_NO_TS | |
16 | # include <openssl/symhacks.h> | |
17 | # include <openssl/buffer.h> | |
18 | # include <openssl/evp.h> | |
19 | # include <openssl/bio.h> | |
20 | # include <openssl/asn1.h> | |
21 | # include <openssl/safestack.h> | |
22 | # include <openssl/rsa.h> | |
23 | # include <openssl/dsa.h> | |
24 | # include <openssl/dh.h> | |
25 | # include <openssl/tserr.h> | |
26 | # ifdef __cplusplus | |
27 | extern "C" { | |
28 | # endif | |
29 | ||
30 | # include <openssl/x509.h> | |
31 | # include <openssl/x509v3.h> | |
32 | ||
33 | typedef struct TS_msg_imprint_st TS_MSG_IMPRINT; | |
34 | typedef struct TS_req_st TS_REQ; | |
35 | typedef struct TS_accuracy_st TS_ACCURACY; | |
36 | typedef struct TS_tst_info_st TS_TST_INFO; | |
37 | ||
38 | /* Possible values for status. */ | |
39 | # define TS_STATUS_GRANTED 0 | |
40 | # define TS_STATUS_GRANTED_WITH_MODS 1 | |
41 | # define TS_STATUS_REJECTION 2 | |
42 | # define TS_STATUS_WAITING 3 | |
43 | # define TS_STATUS_REVOCATION_WARNING 4 | |
44 | # define TS_STATUS_REVOCATION_NOTIFICATION 5 | |
45 | ||
46 | /* Possible values for failure_info. */ | |
47 | # define TS_INFO_BAD_ALG 0 | |
48 | # define TS_INFO_BAD_REQUEST 2 | |
49 | # define TS_INFO_BAD_DATA_FORMAT 5 | |
50 | # define TS_INFO_TIME_NOT_AVAILABLE 14 | |
51 | # define TS_INFO_UNACCEPTED_POLICY 15 | |
52 | # define TS_INFO_UNACCEPTED_EXTENSION 16 | |
53 | # define TS_INFO_ADD_INFO_NOT_AVAILABLE 17 | |
54 | # define TS_INFO_SYSTEM_FAILURE 25 | |
55 | ||
56 | ||
57 | typedef struct TS_status_info_st TS_STATUS_INFO; | |
58 | typedef struct ESS_issuer_serial ESS_ISSUER_SERIAL; | |
59 | typedef struct ESS_cert_id ESS_CERT_ID; | |
60 | typedef struct ESS_signing_cert ESS_SIGNING_CERT; | |
61 | ||
62 | DEFINE_STACK_OF(ESS_CERT_ID) | |
63 | ||
64 | typedef struct ESS_cert_id_v2_st ESS_CERT_ID_V2; | |
65 | typedef struct ESS_signing_cert_v2_st ESS_SIGNING_CERT_V2; | |
66 | ||
67 | DEFINE_STACK_OF(ESS_CERT_ID_V2) | |
68 | ||
69 | typedef struct TS_resp_st TS_RESP; | |
70 | ||
71 | TS_REQ *TS_REQ_new(void); | |
72 | void TS_REQ_free(TS_REQ *a); | |
73 | int i2d_TS_REQ(const TS_REQ *a, unsigned char **pp); | |
74 | TS_REQ *d2i_TS_REQ(TS_REQ **a, const unsigned char **pp, long length); | |
75 | ||
76 | TS_REQ *TS_REQ_dup(TS_REQ *a); | |
77 | ||
78 | #ifndef OPENSSL_NO_STDIO | |
79 | TS_REQ *d2i_TS_REQ_fp(FILE *fp, TS_REQ **a); | |
80 | int i2d_TS_REQ_fp(FILE *fp, TS_REQ *a); | |
81 | #endif | |
82 | TS_REQ *d2i_TS_REQ_bio(BIO *fp, TS_REQ **a); | |
83 | int i2d_TS_REQ_bio(BIO *fp, TS_REQ *a); | |
84 | ||
85 | TS_MSG_IMPRINT *TS_MSG_IMPRINT_new(void); | |
86 | void TS_MSG_IMPRINT_free(TS_MSG_IMPRINT *a); | |
87 | int i2d_TS_MSG_IMPRINT(const TS_MSG_IMPRINT *a, unsigned char **pp); | |
88 | TS_MSG_IMPRINT *d2i_TS_MSG_IMPRINT(TS_MSG_IMPRINT **a, | |
89 | const unsigned char **pp, long length); | |
90 | ||
91 | TS_MSG_IMPRINT *TS_MSG_IMPRINT_dup(TS_MSG_IMPRINT *a); | |
92 | ||
93 | #ifndef OPENSSL_NO_STDIO | |
94 | TS_MSG_IMPRINT *d2i_TS_MSG_IMPRINT_fp(FILE *fp, TS_MSG_IMPRINT **a); | |
95 | int i2d_TS_MSG_IMPRINT_fp(FILE *fp, TS_MSG_IMPRINT *a); | |
96 | #endif | |
97 | TS_MSG_IMPRINT *d2i_TS_MSG_IMPRINT_bio(BIO *bio, TS_MSG_IMPRINT **a); | |
98 | int i2d_TS_MSG_IMPRINT_bio(BIO *bio, TS_MSG_IMPRINT *a); | |
99 | ||
100 | TS_RESP *TS_RESP_new(void); | |
101 | void TS_RESP_free(TS_RESP *a); | |
102 | int i2d_TS_RESP(const TS_RESP *a, unsigned char **pp); | |
103 | TS_RESP *d2i_TS_RESP(TS_RESP **a, const unsigned char **pp, long length); | |
104 | TS_TST_INFO *PKCS7_to_TS_TST_INFO(PKCS7 *token); | |
105 | TS_RESP *TS_RESP_dup(TS_RESP *a); | |
106 | ||
107 | #ifndef OPENSSL_NO_STDIO | |
108 | TS_RESP *d2i_TS_RESP_fp(FILE *fp, TS_RESP **a); | |
109 | int i2d_TS_RESP_fp(FILE *fp, TS_RESP *a); | |
110 | #endif | |
111 | TS_RESP *d2i_TS_RESP_bio(BIO *bio, TS_RESP **a); | |
112 | int i2d_TS_RESP_bio(BIO *bio, TS_RESP *a); | |
113 | ||
114 | TS_STATUS_INFO *TS_STATUS_INFO_new(void); | |
115 | void TS_STATUS_INFO_free(TS_STATUS_INFO *a); | |
116 | int i2d_TS_STATUS_INFO(const TS_STATUS_INFO *a, unsigned char **pp); | |
117 | TS_STATUS_INFO *d2i_TS_STATUS_INFO(TS_STATUS_INFO **a, | |
118 | const unsigned char **pp, long length); | |
119 | TS_STATUS_INFO *TS_STATUS_INFO_dup(TS_STATUS_INFO *a); | |
120 | ||
121 | TS_TST_INFO *TS_TST_INFO_new(void); | |
122 | void TS_TST_INFO_free(TS_TST_INFO *a); | |
123 | int i2d_TS_TST_INFO(const TS_TST_INFO *a, unsigned char **pp); | |
124 | TS_TST_INFO *d2i_TS_TST_INFO(TS_TST_INFO **a, const unsigned char **pp, | |
125 | long length); | |
126 | TS_TST_INFO *TS_TST_INFO_dup(TS_TST_INFO *a); | |
127 | ||
128 | #ifndef OPENSSL_NO_STDIO | |
129 | TS_TST_INFO *d2i_TS_TST_INFO_fp(FILE *fp, TS_TST_INFO **a); | |
130 | int i2d_TS_TST_INFO_fp(FILE *fp, TS_TST_INFO *a); | |
131 | #endif | |
132 | TS_TST_INFO *d2i_TS_TST_INFO_bio(BIO *bio, TS_TST_INFO **a); | |
133 | int i2d_TS_TST_INFO_bio(BIO *bio, TS_TST_INFO *a); | |
134 | ||
135 | TS_ACCURACY *TS_ACCURACY_new(void); | |
136 | void TS_ACCURACY_free(TS_ACCURACY *a); | |
137 | int i2d_TS_ACCURACY(const TS_ACCURACY *a, unsigned char **pp); | |
138 | TS_ACCURACY *d2i_TS_ACCURACY(TS_ACCURACY **a, const unsigned char **pp, | |
139 | long length); | |
140 | TS_ACCURACY *TS_ACCURACY_dup(TS_ACCURACY *a); | |
141 | ||
142 | ESS_ISSUER_SERIAL *ESS_ISSUER_SERIAL_new(void); | |
143 | void ESS_ISSUER_SERIAL_free(ESS_ISSUER_SERIAL *a); | |
144 | int i2d_ESS_ISSUER_SERIAL(const ESS_ISSUER_SERIAL *a, unsigned char **pp); | |
145 | ESS_ISSUER_SERIAL *d2i_ESS_ISSUER_SERIAL(ESS_ISSUER_SERIAL **a, | |
146 | const unsigned char **pp, | |
147 | long length); | |
148 | ESS_ISSUER_SERIAL *ESS_ISSUER_SERIAL_dup(ESS_ISSUER_SERIAL *a); | |
149 | ||
150 | ESS_CERT_ID *ESS_CERT_ID_new(void); | |
151 | void ESS_CERT_ID_free(ESS_CERT_ID *a); | |
152 | int i2d_ESS_CERT_ID(const ESS_CERT_ID *a, unsigned char **pp); | |
153 | ESS_CERT_ID *d2i_ESS_CERT_ID(ESS_CERT_ID **a, const unsigned char **pp, | |
154 | long length); | |
155 | ESS_CERT_ID *ESS_CERT_ID_dup(ESS_CERT_ID *a); | |
156 | ||
157 | ESS_SIGNING_CERT *ESS_SIGNING_CERT_new(void); | |
158 | void ESS_SIGNING_CERT_free(ESS_SIGNING_CERT *a); | |
159 | int i2d_ESS_SIGNING_CERT(const ESS_SIGNING_CERT *a, unsigned char **pp); | |
160 | ESS_SIGNING_CERT *d2i_ESS_SIGNING_CERT(ESS_SIGNING_CERT **a, | |
161 | const unsigned char **pp, long length); | |
162 | ESS_SIGNING_CERT *ESS_SIGNING_CERT_dup(ESS_SIGNING_CERT *a); | |
163 | ||
164 | ESS_CERT_ID_V2 *ESS_CERT_ID_V2_new(void); | |
165 | void ESS_CERT_ID_V2_free(ESS_CERT_ID_V2 *a); | |
166 | int i2d_ESS_CERT_ID_V2(const ESS_CERT_ID_V2 *a, unsigned char **pp); | |
167 | ESS_CERT_ID_V2 *d2i_ESS_CERT_ID_V2(ESS_CERT_ID_V2 **a, | |
168 | const unsigned char **pp, long length); | |
169 | ESS_CERT_ID_V2 *ESS_CERT_ID_V2_dup(ESS_CERT_ID_V2 *a); | |
170 | ||
171 | ESS_SIGNING_CERT_V2 *ESS_SIGNING_CERT_V2_new(void); | |
172 | void ESS_SIGNING_CERT_V2_free(ESS_SIGNING_CERT_V2 *a); | |
173 | int i2d_ESS_SIGNING_CERT_V2(const ESS_SIGNING_CERT_V2 *a, unsigned char **pp); | |
174 | ESS_SIGNING_CERT_V2 *d2i_ESS_SIGNING_CERT_V2(ESS_SIGNING_CERT_V2 **a, | |
175 | const unsigned char **pp, | |
176 | long length); | |
177 | ESS_SIGNING_CERT_V2 *ESS_SIGNING_CERT_V2_dup(ESS_SIGNING_CERT_V2 *a); | |
178 | ||
179 | int TS_REQ_set_version(TS_REQ *a, long version); | |
180 | long TS_REQ_get_version(const TS_REQ *a); | |
181 | ||
182 | int TS_STATUS_INFO_set_status(TS_STATUS_INFO *a, int i); | |
183 | const ASN1_INTEGER *TS_STATUS_INFO_get0_status(const TS_STATUS_INFO *a); | |
184 | ||
185 | const STACK_OF(ASN1_UTF8STRING) * | |
186 | TS_STATUS_INFO_get0_text(const TS_STATUS_INFO *a); | |
187 | ||
188 | const ASN1_BIT_STRING * | |
189 | TS_STATUS_INFO_get0_failure_info(const TS_STATUS_INFO *a); | |
190 | ||
191 | int TS_REQ_set_msg_imprint(TS_REQ *a, TS_MSG_IMPRINT *msg_imprint); | |
192 | TS_MSG_IMPRINT *TS_REQ_get_msg_imprint(TS_REQ *a); | |
193 | ||
194 | int TS_MSG_IMPRINT_set_algo(TS_MSG_IMPRINT *a, X509_ALGOR *alg); | |
195 | X509_ALGOR *TS_MSG_IMPRINT_get_algo(TS_MSG_IMPRINT *a); | |
196 | ||
197 | int TS_MSG_IMPRINT_set_msg(TS_MSG_IMPRINT *a, unsigned char *d, int len); | |
198 | ASN1_OCTET_STRING *TS_MSG_IMPRINT_get_msg(TS_MSG_IMPRINT *a); | |
199 | ||
200 | int TS_REQ_set_policy_id(TS_REQ *a, const ASN1_OBJECT *policy); | |
201 | ASN1_OBJECT *TS_REQ_get_policy_id(TS_REQ *a); | |
202 | ||
203 | int TS_REQ_set_nonce(TS_REQ *a, const ASN1_INTEGER *nonce); | |
204 | const ASN1_INTEGER *TS_REQ_get_nonce(const TS_REQ *a); | |
205 | ||
206 | int TS_REQ_set_cert_req(TS_REQ *a, int cert_req); | |
207 | int TS_REQ_get_cert_req(const TS_REQ *a); | |
208 | ||
209 | STACK_OF(X509_EXTENSION) *TS_REQ_get_exts(TS_REQ *a); | |
210 | void TS_REQ_ext_free(TS_REQ *a); | |
211 | int TS_REQ_get_ext_count(TS_REQ *a); | |
212 | int TS_REQ_get_ext_by_NID(TS_REQ *a, int nid, int lastpos); | |
213 | int TS_REQ_get_ext_by_OBJ(TS_REQ *a, const ASN1_OBJECT *obj, int lastpos); | |
214 | int TS_REQ_get_ext_by_critical(TS_REQ *a, int crit, int lastpos); | |
215 | X509_EXTENSION *TS_REQ_get_ext(TS_REQ *a, int loc); | |
216 | X509_EXTENSION *TS_REQ_delete_ext(TS_REQ *a, int loc); | |
217 | int TS_REQ_add_ext(TS_REQ *a, X509_EXTENSION *ex, int loc); | |
218 | void *TS_REQ_get_ext_d2i(TS_REQ *a, int nid, int *crit, int *idx); | |
219 | ||
220 | /* Function declarations for TS_REQ defined in ts/ts_req_print.c */ | |
221 | ||
222 | int TS_REQ_print_bio(BIO *bio, TS_REQ *a); | |
223 | ||
224 | /* Function declarations for TS_RESP defined in ts/ts_resp_utils.c */ | |
225 | ||
226 | int TS_RESP_set_status_info(TS_RESP *a, TS_STATUS_INFO *info); | |
227 | TS_STATUS_INFO *TS_RESP_get_status_info(TS_RESP *a); | |
228 | ||
229 | /* Caller loses ownership of PKCS7 and TS_TST_INFO objects. */ | |
230 | void TS_RESP_set_tst_info(TS_RESP *a, PKCS7 *p7, TS_TST_INFO *tst_info); | |
231 | PKCS7 *TS_RESP_get_token(TS_RESP *a); | |
232 | TS_TST_INFO *TS_RESP_get_tst_info(TS_RESP *a); | |
233 | ||
234 | int TS_TST_INFO_set_version(TS_TST_INFO *a, long version); | |
235 | long TS_TST_INFO_get_version(const TS_TST_INFO *a); | |
236 | ||
237 | int TS_TST_INFO_set_policy_id(TS_TST_INFO *a, ASN1_OBJECT *policy_id); | |
238 | ASN1_OBJECT *TS_TST_INFO_get_policy_id(TS_TST_INFO *a); | |
239 | ||
240 | int TS_TST_INFO_set_msg_imprint(TS_TST_INFO *a, TS_MSG_IMPRINT *msg_imprint); | |
241 | TS_MSG_IMPRINT *TS_TST_INFO_get_msg_imprint(TS_TST_INFO *a); | |
242 | ||
243 | int TS_TST_INFO_set_serial(TS_TST_INFO *a, const ASN1_INTEGER *serial); | |
244 | const ASN1_INTEGER *TS_TST_INFO_get_serial(const TS_TST_INFO *a); | |
245 | ||
246 | int TS_TST_INFO_set_time(TS_TST_INFO *a, const ASN1_GENERALIZEDTIME *gtime); | |
247 | const ASN1_GENERALIZEDTIME *TS_TST_INFO_get_time(const TS_TST_INFO *a); | |
248 | ||
249 | int TS_TST_INFO_set_accuracy(TS_TST_INFO *a, TS_ACCURACY *accuracy); | |
250 | TS_ACCURACY *TS_TST_INFO_get_accuracy(TS_TST_INFO *a); | |
251 | ||
252 | int TS_ACCURACY_set_seconds(TS_ACCURACY *a, const ASN1_INTEGER *seconds); | |
253 | const ASN1_INTEGER *TS_ACCURACY_get_seconds(const TS_ACCURACY *a); | |
254 | ||
255 | int TS_ACCURACY_set_millis(TS_ACCURACY *a, const ASN1_INTEGER *millis); | |
256 | const ASN1_INTEGER *TS_ACCURACY_get_millis(const TS_ACCURACY *a); | |
257 | ||
258 | int TS_ACCURACY_set_micros(TS_ACCURACY *a, const ASN1_INTEGER *micros); | |
259 | const ASN1_INTEGER *TS_ACCURACY_get_micros(const TS_ACCURACY *a); | |
260 | ||
261 | int TS_TST_INFO_set_ordering(TS_TST_INFO *a, int ordering); | |
262 | int TS_TST_INFO_get_ordering(const TS_TST_INFO *a); | |
263 | ||
264 | int TS_TST_INFO_set_nonce(TS_TST_INFO *a, const ASN1_INTEGER *nonce); | |
265 | const ASN1_INTEGER *TS_TST_INFO_get_nonce(const TS_TST_INFO *a); | |
266 | ||
267 | int TS_TST_INFO_set_tsa(TS_TST_INFO *a, GENERAL_NAME *tsa); | |
268 | GENERAL_NAME *TS_TST_INFO_get_tsa(TS_TST_INFO *a); | |
269 | ||
270 | STACK_OF(X509_EXTENSION) *TS_TST_INFO_get_exts(TS_TST_INFO *a); | |
271 | void TS_TST_INFO_ext_free(TS_TST_INFO *a); | |
272 | int TS_TST_INFO_get_ext_count(TS_TST_INFO *a); | |
273 | int TS_TST_INFO_get_ext_by_NID(TS_TST_INFO *a, int nid, int lastpos); | |
274 | int TS_TST_INFO_get_ext_by_OBJ(TS_TST_INFO *a, const ASN1_OBJECT *obj, | |
275 | int lastpos); | |
276 | int TS_TST_INFO_get_ext_by_critical(TS_TST_INFO *a, int crit, int lastpos); | |
277 | X509_EXTENSION *TS_TST_INFO_get_ext(TS_TST_INFO *a, int loc); | |
278 | X509_EXTENSION *TS_TST_INFO_delete_ext(TS_TST_INFO *a, int loc); | |
279 | int TS_TST_INFO_add_ext(TS_TST_INFO *a, X509_EXTENSION *ex, int loc); | |
280 | void *TS_TST_INFO_get_ext_d2i(TS_TST_INFO *a, int nid, int *crit, int *idx); | |
281 | ||
282 | /* | |
283 | * Declarations related to response generation, defined in ts/ts_resp_sign.c. | |
284 | */ | |
285 | ||
286 | /* Optional flags for response generation. */ | |
287 | ||
288 | /* Don't include the TSA name in response. */ | |
289 | # define TS_TSA_NAME 0x01 | |
290 | ||
291 | /* Set ordering to true in response. */ | |
292 | # define TS_ORDERING 0x02 | |
293 | ||
294 | /* | |
295 | * Include the signer certificate and the other specified certificates in | |
296 | * the ESS signing certificate attribute beside the PKCS7 signed data. | |
297 | * Only the signer certificates is included by default. | |
298 | */ | |
299 | # define TS_ESS_CERT_ID_CHAIN 0x04 | |
300 | ||
301 | /* Forward declaration. */ | |
302 | struct TS_resp_ctx; | |
303 | ||
304 | /* This must return a unique number less than 160 bits long. */ | |
305 | typedef ASN1_INTEGER *(*TS_serial_cb) (struct TS_resp_ctx *, void *); | |
306 | ||
307 | /* | |
308 | * This must return the seconds and microseconds since Jan 1, 1970 in the sec | |
309 | * and usec variables allocated by the caller. Return non-zero for success | |
310 | * and zero for failure. | |
311 | */ | |
312 | typedef int (*TS_time_cb) (struct TS_resp_ctx *, void *, long *sec, | |
313 | long *usec); | |
314 | ||
315 | /* | |
316 | * This must process the given extension. It can modify the TS_TST_INFO | |
317 | * object of the context. Return values: !0 (processed), 0 (error, it must | |
318 | * set the status info/failure info of the response). | |
319 | */ | |
320 | typedef int (*TS_extension_cb) (struct TS_resp_ctx *, X509_EXTENSION *, | |
321 | void *); | |
322 | ||
323 | typedef struct TS_resp_ctx TS_RESP_CTX; | |
324 | ||
325 | DEFINE_STACK_OF_CONST(EVP_MD) | |
326 | ||
327 | /* Creates a response context that can be used for generating responses. */ | |
328 | TS_RESP_CTX *TS_RESP_CTX_new(void); | |
329 | void TS_RESP_CTX_free(TS_RESP_CTX *ctx); | |
330 | ||
331 | /* This parameter must be set. */ | |
332 | int TS_RESP_CTX_set_signer_cert(TS_RESP_CTX *ctx, X509 *signer); | |
333 | ||
334 | /* This parameter must be set. */ | |
335 | int TS_RESP_CTX_set_signer_key(TS_RESP_CTX *ctx, EVP_PKEY *key); | |
336 | ||
337 | int TS_RESP_CTX_set_signer_digest(TS_RESP_CTX *ctx, | |
338 | const EVP_MD *signer_digest); | |
339 | int TS_RESP_CTX_set_ess_cert_id_digest(TS_RESP_CTX *ctx, const EVP_MD *md); | |
340 | ||
341 | /* This parameter must be set. */ | |
342 | int TS_RESP_CTX_set_def_policy(TS_RESP_CTX *ctx, const ASN1_OBJECT *def_policy); | |
343 | ||
344 | /* No additional certs are included in the response by default. */ | |
345 | int TS_RESP_CTX_set_certs(TS_RESP_CTX *ctx, STACK_OF(X509) *certs); | |
346 | ||
347 | /* | |
348 | * Adds a new acceptable policy, only the default policy is accepted by | |
349 | * default. | |
350 | */ | |
351 | int TS_RESP_CTX_add_policy(TS_RESP_CTX *ctx, const ASN1_OBJECT *policy); | |
352 | ||
353 | /* | |
354 | * Adds a new acceptable message digest. Note that no message digests are | |
355 | * accepted by default. The md argument is shared with the caller. | |
356 | */ | |
357 | int TS_RESP_CTX_add_md(TS_RESP_CTX *ctx, const EVP_MD *md); | |
358 | ||
359 | /* Accuracy is not included by default. */ | |
360 | int TS_RESP_CTX_set_accuracy(TS_RESP_CTX *ctx, | |
361 | int secs, int millis, int micros); | |
362 | ||
363 | /* | |
364 | * Clock precision digits, i.e. the number of decimal digits: '0' means sec, | |
365 | * '3' msec, '6' usec, and so on. Default is 0. | |
366 | */ | |
367 | int TS_RESP_CTX_set_clock_precision_digits(TS_RESP_CTX *ctx, | |
368 | unsigned clock_precision_digits); | |
369 | /* At most we accept usec precision. */ | |
370 | # define TS_MAX_CLOCK_PRECISION_DIGITS 6 | |
371 | ||
372 | /* Maximum status message length */ | |
373 | # define TS_MAX_STATUS_LENGTH (1024 * 1024) | |
374 | ||
375 | /* No flags are set by default. */ | |
376 | void TS_RESP_CTX_add_flags(TS_RESP_CTX *ctx, int flags); | |
377 | ||
378 | /* Default callback always returns a constant. */ | |
379 | void TS_RESP_CTX_set_serial_cb(TS_RESP_CTX *ctx, TS_serial_cb cb, void *data); | |
380 | ||
381 | /* Default callback uses the gettimeofday() and gmtime() system calls. */ | |
382 | void TS_RESP_CTX_set_time_cb(TS_RESP_CTX *ctx, TS_time_cb cb, void *data); | |
383 | ||
384 | /* | |
385 | * Default callback rejects all extensions. The extension callback is called | |
386 | * when the TS_TST_INFO object is already set up and not signed yet. | |
387 | */ | |
388 | /* FIXME: extension handling is not tested yet. */ | |
389 | void TS_RESP_CTX_set_extension_cb(TS_RESP_CTX *ctx, | |
390 | TS_extension_cb cb, void *data); | |
391 | ||
392 | /* The following methods can be used in the callbacks. */ | |
393 | int TS_RESP_CTX_set_status_info(TS_RESP_CTX *ctx, | |
394 | int status, const char *text); | |
395 | ||
396 | /* Sets the status info only if it is still TS_STATUS_GRANTED. */ | |
397 | int TS_RESP_CTX_set_status_info_cond(TS_RESP_CTX *ctx, | |
398 | int status, const char *text); | |
399 | ||
400 | int TS_RESP_CTX_add_failure_info(TS_RESP_CTX *ctx, int failure); | |
401 | ||
402 | /* The get methods below can be used in the extension callback. */ | |
403 | TS_REQ *TS_RESP_CTX_get_request(TS_RESP_CTX *ctx); | |
404 | ||
405 | TS_TST_INFO *TS_RESP_CTX_get_tst_info(TS_RESP_CTX *ctx); | |
406 | ||
407 | /* | |
408 | * Creates the signed TS_TST_INFO and puts it in TS_RESP. | |
409 | * In case of errors it sets the status info properly. | |
410 | * Returns NULL only in case of memory allocation/fatal error. | |
411 | */ | |
412 | TS_RESP *TS_RESP_create_response(TS_RESP_CTX *ctx, BIO *req_bio); | |
413 | ||
414 | /* | |
415 | * Declarations related to response verification, | |
416 | * they are defined in ts/ts_resp_verify.c. | |
417 | */ | |
418 | ||
419 | int TS_RESP_verify_signature(PKCS7 *token, STACK_OF(X509) *certs, | |
420 | X509_STORE *store, X509 **signer_out); | |
421 | ||
422 | /* Context structure for the generic verify method. */ | |
423 | ||
424 | /* Verify the signer's certificate and the signature of the response. */ | |
425 | # define TS_VFY_SIGNATURE (1u << 0) | |
426 | /* Verify the version number of the response. */ | |
427 | # define TS_VFY_VERSION (1u << 1) | |
428 | /* Verify if the policy supplied by the user matches the policy of the TSA. */ | |
429 | # define TS_VFY_POLICY (1u << 2) | |
430 | /* | |
431 | * Verify the message imprint provided by the user. This flag should not be | |
432 | * specified with TS_VFY_DATA. | |
433 | */ | |
434 | # define TS_VFY_IMPRINT (1u << 3) | |
435 | /* | |
436 | * Verify the message imprint computed by the verify method from the user | |
437 | * provided data and the MD algorithm of the response. This flag should not | |
438 | * be specified with TS_VFY_IMPRINT. | |
439 | */ | |
440 | # define TS_VFY_DATA (1u << 4) | |
441 | /* Verify the nonce value. */ | |
442 | # define TS_VFY_NONCE (1u << 5) | |
443 | /* Verify if the TSA name field matches the signer certificate. */ | |
444 | # define TS_VFY_SIGNER (1u << 6) | |
445 | /* Verify if the TSA name field equals to the user provided name. */ | |
446 | # define TS_VFY_TSA_NAME (1u << 7) | |
447 | ||
448 | /* You can use the following convenience constants. */ | |
449 | # define TS_VFY_ALL_IMPRINT (TS_VFY_SIGNATURE \ | |
450 | | TS_VFY_VERSION \ | |
451 | | TS_VFY_POLICY \ | |
452 | | TS_VFY_IMPRINT \ | |
453 | | TS_VFY_NONCE \ | |
454 | | TS_VFY_SIGNER \ | |
455 | | TS_VFY_TSA_NAME) | |
456 | # define TS_VFY_ALL_DATA (TS_VFY_SIGNATURE \ | |
457 | | TS_VFY_VERSION \ | |
458 | | TS_VFY_POLICY \ | |
459 | | TS_VFY_DATA \ | |
460 | | TS_VFY_NONCE \ | |
461 | | TS_VFY_SIGNER \ | |
462 | | TS_VFY_TSA_NAME) | |
463 | ||
464 | typedef struct TS_verify_ctx TS_VERIFY_CTX; | |
465 | ||
466 | int TS_RESP_verify_response(TS_VERIFY_CTX *ctx, TS_RESP *response); | |
467 | int TS_RESP_verify_token(TS_VERIFY_CTX *ctx, PKCS7 *token); | |
468 | ||
469 | /* | |
470 | * Declarations related to response verification context, | |
471 | */ | |
472 | TS_VERIFY_CTX *TS_VERIFY_CTX_new(void); | |
473 | void TS_VERIFY_CTX_init(TS_VERIFY_CTX *ctx); | |
474 | void TS_VERIFY_CTX_free(TS_VERIFY_CTX *ctx); | |
475 | void TS_VERIFY_CTX_cleanup(TS_VERIFY_CTX *ctx); | |
476 | int TS_VERIFY_CTX_set_flags(TS_VERIFY_CTX *ctx, int f); | |
477 | int TS_VERIFY_CTX_add_flags(TS_VERIFY_CTX *ctx, int f); | |
478 | BIO *TS_VERIFY_CTX_set_data(TS_VERIFY_CTX *ctx, BIO *b); | |
479 | unsigned char *TS_VERIFY_CTX_set_imprint(TS_VERIFY_CTX *ctx, | |
480 | unsigned char *hexstr, long len); | |
481 | X509_STORE *TS_VERIFY_CTX_set_store(TS_VERIFY_CTX *ctx, X509_STORE *s); | |
482 | STACK_OF(X509) *TS_VERIFY_CTS_set_certs(TS_VERIFY_CTX *ctx, STACK_OF(X509) *certs); | |
483 | ||
484 | /*- | |
485 | * If ctx is NULL, it allocates and returns a new object, otherwise | |
486 | * it returns ctx. It initialises all the members as follows: | |
487 | * flags = TS_VFY_ALL_IMPRINT & ~(TS_VFY_TSA_NAME | TS_VFY_SIGNATURE) | |
488 | * certs = NULL | |
489 | * store = NULL | |
490 | * policy = policy from the request or NULL if absent (in this case | |
491 | * TS_VFY_POLICY is cleared from flags as well) | |
492 | * md_alg = MD algorithm from request | |
493 | * imprint, imprint_len = imprint from request | |
494 | * data = NULL | |
495 | * nonce, nonce_len = nonce from the request or NULL if absent (in this case | |
496 | * TS_VFY_NONCE is cleared from flags as well) | |
497 | * tsa_name = NULL | |
498 | * Important: after calling this method TS_VFY_SIGNATURE should be added! | |
499 | */ | |
500 | TS_VERIFY_CTX *TS_REQ_to_TS_VERIFY_CTX(TS_REQ *req, TS_VERIFY_CTX *ctx); | |
501 | ||
502 | /* Function declarations for TS_RESP defined in ts/ts_resp_print.c */ | |
503 | ||
504 | int TS_RESP_print_bio(BIO *bio, TS_RESP *a); | |
505 | int TS_STATUS_INFO_print_bio(BIO *bio, TS_STATUS_INFO *a); | |
506 | int TS_TST_INFO_print_bio(BIO *bio, TS_TST_INFO *a); | |
507 | ||
508 | /* Common utility functions defined in ts/ts_lib.c */ | |
509 | ||
510 | int TS_ASN1_INTEGER_print_bio(BIO *bio, const ASN1_INTEGER *num); | |
511 | int TS_OBJ_print_bio(BIO *bio, const ASN1_OBJECT *obj); | |
512 | int TS_ext_print_bio(BIO *bio, const STACK_OF(X509_EXTENSION) *extensions); | |
513 | int TS_X509_ALGOR_print_bio(BIO *bio, const X509_ALGOR *alg); | |
514 | int TS_MSG_IMPRINT_print_bio(BIO *bio, TS_MSG_IMPRINT *msg); | |
515 | ||
516 | /* | |
517 | * Function declarations for handling configuration options, defined in | |
518 | * ts/ts_conf.c | |
519 | */ | |
520 | ||
521 | X509 *TS_CONF_load_cert(const char *file); | |
522 | STACK_OF(X509) *TS_CONF_load_certs(const char *file); | |
523 | EVP_PKEY *TS_CONF_load_key(const char *file, const char *pass); | |
524 | const char *TS_CONF_get_tsa_section(CONF *conf, const char *section); | |
525 | int TS_CONF_set_serial(CONF *conf, const char *section, TS_serial_cb cb, | |
526 | TS_RESP_CTX *ctx); | |
527 | #ifndef OPENSSL_NO_ENGINE | |
528 | int TS_CONF_set_crypto_device(CONF *conf, const char *section, | |
529 | const char *device); | |
530 | int TS_CONF_set_default_engine(const char *name); | |
531 | #endif | |
532 | int TS_CONF_set_signer_cert(CONF *conf, const char *section, | |
533 | const char *cert, TS_RESP_CTX *ctx); | |
534 | int TS_CONF_set_certs(CONF *conf, const char *section, const char *certs, | |
535 | TS_RESP_CTX *ctx); | |
536 | int TS_CONF_set_signer_key(CONF *conf, const char *section, | |
537 | const char *key, const char *pass, | |
538 | TS_RESP_CTX *ctx); | |
539 | int TS_CONF_set_signer_digest(CONF *conf, const char *section, | |
540 | const char *md, TS_RESP_CTX *ctx); | |
541 | int TS_CONF_set_def_policy(CONF *conf, const char *section, | |
542 | const char *policy, TS_RESP_CTX *ctx); | |
543 | int TS_CONF_set_policies(CONF *conf, const char *section, TS_RESP_CTX *ctx); | |
544 | int TS_CONF_set_digests(CONF *conf, const char *section, TS_RESP_CTX *ctx); | |
545 | int TS_CONF_set_accuracy(CONF *conf, const char *section, TS_RESP_CTX *ctx); | |
546 | int TS_CONF_set_clock_precision_digits(CONF *conf, const char *section, | |
547 | TS_RESP_CTX *ctx); | |
548 | int TS_CONF_set_ordering(CONF *conf, const char *section, TS_RESP_CTX *ctx); | |
549 | int TS_CONF_set_tsa_name(CONF *conf, const char *section, TS_RESP_CTX *ctx); | |
550 | int TS_CONF_set_ess_cert_id_chain(CONF *conf, const char *section, | |
551 | TS_RESP_CTX *ctx); | |
552 | int TS_CONF_set_ess_cert_id_digest(CONF *conf, const char *section, | |
553 | TS_RESP_CTX *ctx); | |
554 | ||
555 | # ifdef __cplusplus | |
556 | } | |
557 | # endif | |
558 | # endif | |
559 | #endif |