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eb64730b RL |
1 | /* ocsp_ext.c */ |
2 | /* Written by Tom Titchener <Tom_Titchener@groove.net> for the OpenSSL | |
3 | * project. */ | |
4 | ||
5 | /* History: | |
6 | This file was transfered to Richard Levitte from CertCo by Kathy | |
7 | Weinhold in mid-spring 2000 to be included in OpenSSL or released | |
8 | as a patch kit. */ | |
9 | ||
10 | /* ==================================================================== | |
11 | * Copyright (c) 1998-2000 The OpenSSL Project. All rights reserved. | |
12 | * | |
13 | * Redistribution and use in source and binary forms, with or without | |
14 | * modification, are permitted provided that the following conditions | |
15 | * are met: | |
16 | * | |
17 | * 1. Redistributions of source code must retain the above copyright | |
18 | * notice, this list of conditions and the following disclaimer. | |
19 | * | |
20 | * 2. Redistributions in binary form must reproduce the above copyright | |
21 | * notice, this list of conditions and the following disclaimer in | |
22 | * the documentation and/or other materials provided with the | |
23 | * distribution. | |
24 | * | |
25 | * 3. All advertising materials mentioning features or use of this | |
26 | * software must display the following acknowledgment: | |
27 | * "This product includes software developed by the OpenSSL Project | |
28 | * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" | |
29 | * | |
30 | * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to | |
31 | * endorse or promote products derived from this software without | |
32 | * prior written permission. For written permission, please contact | |
33 | * openssl-core@openssl.org. | |
34 | * | |
35 | * 5. Products derived from this software may not be called "OpenSSL" | |
36 | * nor may "OpenSSL" appear in their names without prior written | |
37 | * permission of the OpenSSL Project. | |
38 | * | |
39 | * 6. Redistributions of any form whatsoever must retain the following | |
40 | * acknowledgment: | |
41 | * "This product includes software developed by the OpenSSL Project | |
42 | * for use in the OpenSSL Toolkit (http://www.openssl.org/)" | |
43 | * | |
44 | * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY | |
45 | * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
46 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
47 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR | |
48 | * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
49 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | |
50 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
51 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
52 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | |
53 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
54 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED | |
55 | * OF THE POSSIBILITY OF SUCH DAMAGE. | |
56 | * ==================================================================== | |
57 | * | |
58 | * This product includes cryptographic software written by Eric Young | |
59 | * (eay@cryptsoft.com). This product includes software written by Tim | |
60 | * Hudson (tjh@cryptsoft.com). | |
61 | * | |
62 | */ | |
63 | ||
64 | #include <stdio.h> | |
65 | #include <cryptlib.h> | |
66 | #include <openssl/objects.h> | |
eb64730b RL |
67 | #include <openssl/x509.h> |
68 | #include <openssl/ocsp.h> | |
0b33bc65 | 69 | #include <openssl/rand.h> |
eb64730b RL |
70 | #include <openssl/x509v3.h> |
71 | ||
ec558b65 DSH |
72 | /* Standard wrapper functions for extensions */ |
73 | ||
74 | /* OCSP request extensions */ | |
75 | ||
76 | int OCSP_REQUEST_get_ext_count(OCSP_REQUEST *x) | |
77 | { | |
78 | return(X509v3_get_ext_count(x->tbsRequest->requestExtensions)); | |
79 | } | |
80 | ||
81 | int OCSP_REQUEST_get_ext_by_NID(OCSP_REQUEST *x, int nid, int lastpos) | |
82 | { | |
83 | return(X509v3_get_ext_by_NID(x->tbsRequest->requestExtensions,nid,lastpos)); | |
84 | } | |
85 | ||
86 | int OCSP_REQUEST_get_ext_by_OBJ(OCSP_REQUEST *x, ASN1_OBJECT *obj, int lastpos) | |
87 | { | |
88 | return(X509v3_get_ext_by_OBJ(x->tbsRequest->requestExtensions,obj,lastpos)); | |
89 | } | |
90 | ||
91 | int OCSP_REQUEST_get_ext_by_critical(OCSP_REQUEST *x, int crit, int lastpos) | |
92 | { | |
93 | return(X509v3_get_ext_by_critical(x->tbsRequest->requestExtensions,crit,lastpos)); | |
94 | } | |
95 | ||
96 | X509_EXTENSION *OCSP_REQUEST_get_ext(OCSP_REQUEST *x, int loc) | |
97 | { | |
98 | return(X509v3_get_ext(x->tbsRequest->requestExtensions,loc)); | |
99 | } | |
100 | ||
101 | X509_EXTENSION *OCSP_REQUEST_delete_ext(OCSP_REQUEST *x, int loc) | |
102 | { | |
103 | return(X509v3_delete_ext(x->tbsRequest->requestExtensions,loc)); | |
104 | } | |
105 | ||
106 | void *OCSP_REQUEST_get1_ext_d2i(OCSP_REQUEST *x, int nid, int *crit, int *idx) | |
107 | { | |
108 | return X509V3_get_d2i(x->tbsRequest->requestExtensions, nid, crit, idx); | |
109 | } | |
110 | ||
111 | int OCSP_REQUEST_add1_ext_i2d(OCSP_REQUEST *x, int nid, void *value, int crit, | |
112 | unsigned long flags) | |
113 | { | |
114 | return X509V3_add1_i2d(&x->tbsRequest->requestExtensions, nid, value, crit, flags); | |
115 | } | |
116 | ||
117 | int OCSP_REQUEST_add_ext(OCSP_REQUEST *x, X509_EXTENSION *ex, int loc) | |
118 | { | |
119 | return(X509v3_add_ext(&(x->tbsRequest->requestExtensions),ex,loc) != NULL); | |
120 | } | |
121 | ||
122 | /* Single extensions */ | |
123 | ||
124 | int OCSP_ONEREQ_get_ext_count(OCSP_ONEREQ *x) | |
125 | { | |
126 | return(X509v3_get_ext_count(x->singleRequestExtensions)); | |
127 | } | |
128 | ||
129 | int OCSP_ONEREQ_get_ext_by_NID(OCSP_ONEREQ *x, int nid, int lastpos) | |
130 | { | |
131 | return(X509v3_get_ext_by_NID(x->singleRequestExtensions,nid,lastpos)); | |
132 | } | |
133 | ||
134 | int OCSP_ONEREQ_get_ext_by_OBJ(OCSP_ONEREQ *x, ASN1_OBJECT *obj, int lastpos) | |
135 | { | |
136 | return(X509v3_get_ext_by_OBJ(x->singleRequestExtensions,obj,lastpos)); | |
137 | } | |
138 | ||
139 | int OCSP_ONEREQ_get_ext_by_critical(OCSP_ONEREQ *x, int crit, int lastpos) | |
140 | { | |
141 | return(X509v3_get_ext_by_critical(x->singleRequestExtensions,crit,lastpos)); | |
142 | } | |
143 | ||
144 | X509_EXTENSION *OCSP_ONEREQ_get_ext(OCSP_ONEREQ *x, int loc) | |
145 | { | |
146 | return(X509v3_get_ext(x->singleRequestExtensions,loc)); | |
147 | } | |
148 | ||
149 | X509_EXTENSION *OCSP_ONEREQ_delete_ext(OCSP_ONEREQ *x, int loc) | |
150 | { | |
151 | return(X509v3_delete_ext(x->singleRequestExtensions,loc)); | |
152 | } | |
153 | ||
154 | void *OCSP_ONEREQ_get1_ext_d2i(OCSP_ONEREQ *x, int nid, int *crit, int *idx) | |
155 | { | |
156 | return X509V3_get_d2i(x->singleRequestExtensions, nid, crit, idx); | |
157 | } | |
158 | ||
159 | int OCSP_ONEREQ_add1_ext_i2d(OCSP_ONEREQ *x, int nid, void *value, int crit, | |
160 | unsigned long flags) | |
161 | { | |
162 | return X509V3_add1_i2d(&x->singleRequestExtensions, nid, value, crit, flags); | |
163 | } | |
164 | ||
165 | int OCSP_ONEREQ_add_ext(OCSP_ONEREQ *x, X509_EXTENSION *ex, int loc) | |
166 | { | |
167 | return(X509v3_add_ext(&(x->singleRequestExtensions),ex,loc) != NULL); | |
168 | } | |
169 | ||
170 | /* OCSP Basic response */ | |
171 | ||
172 | int OCSP_BASICRESP_get_ext_count(OCSP_BASICRESP *x) | |
173 | { | |
174 | return(X509v3_get_ext_count(x->tbsResponseData->responseExtensions)); | |
175 | } | |
176 | ||
177 | int OCSP_BASICRESP_get_ext_by_NID(OCSP_BASICRESP *x, int nid, int lastpos) | |
178 | { | |
179 | return(X509v3_get_ext_by_NID(x->tbsResponseData->responseExtensions,nid,lastpos)); | |
180 | } | |
181 | ||
182 | int OCSP_BASICRESP_get_ext_by_OBJ(OCSP_BASICRESP *x, ASN1_OBJECT *obj, int lastpos) | |
183 | { | |
184 | return(X509v3_get_ext_by_OBJ(x->tbsResponseData->responseExtensions,obj,lastpos)); | |
185 | } | |
186 | ||
187 | int OCSP_BASICRESP_get_ext_by_critical(OCSP_BASICRESP *x, int crit, int lastpos) | |
188 | { | |
189 | return(X509v3_get_ext_by_critical(x->tbsResponseData->responseExtensions,crit,lastpos)); | |
190 | } | |
191 | ||
192 | X509_EXTENSION *OCSP_BASICRESP_get_ext(OCSP_BASICRESP *x, int loc) | |
193 | { | |
194 | return(X509v3_get_ext(x->tbsResponseData->responseExtensions,loc)); | |
195 | } | |
196 | ||
197 | X509_EXTENSION *OCSP_BASICRESP_delete_ext(OCSP_BASICRESP *x, int loc) | |
198 | { | |
199 | return(X509v3_delete_ext(x->tbsResponseData->responseExtensions,loc)); | |
200 | } | |
201 | ||
202 | void *OCSP_BASICRESP_get1_ext_d2i(OCSP_BASICRESP *x, int nid, int *crit, int *idx) | |
203 | { | |
204 | return X509V3_get_d2i(x->tbsResponseData->responseExtensions, nid, crit, idx); | |
205 | } | |
206 | ||
207 | int OCSP_BASICRESP_add1_ext_i2d(OCSP_BASICRESP *x, int nid, void *value, int crit, | |
208 | unsigned long flags) | |
209 | { | |
210 | return X509V3_add1_i2d(&x->tbsResponseData->responseExtensions, nid, value, crit, flags); | |
211 | } | |
212 | ||
213 | int OCSP_BASICRESP_add_ext(OCSP_BASICRESP *x, X509_EXTENSION *ex, int loc) | |
214 | { | |
215 | return(X509v3_add_ext(&(x->tbsResponseData->responseExtensions),ex,loc) != NULL); | |
216 | } | |
217 | ||
218 | /* OCSP single response extensions */ | |
219 | ||
220 | int OCSP_SINGLERESP_get_ext_count(OCSP_SINGLERESP *x) | |
221 | { | |
222 | return(X509v3_get_ext_count(x->singleExtensions)); | |
223 | } | |
224 | ||
225 | int OCSP_SINGLERESP_get_ext_by_NID(OCSP_SINGLERESP *x, int nid, int lastpos) | |
226 | { | |
227 | return(X509v3_get_ext_by_NID(x->singleExtensions,nid,lastpos)); | |
228 | } | |
229 | ||
230 | int OCSP_SINGLERESP_get_ext_by_OBJ(OCSP_SINGLERESP *x, ASN1_OBJECT *obj, int lastpos) | |
231 | { | |
232 | return(X509v3_get_ext_by_OBJ(x->singleExtensions,obj,lastpos)); | |
233 | } | |
234 | ||
235 | int OCSP_SINGLERESP_get_ext_by_critical(OCSP_SINGLERESP *x, int crit, int lastpos) | |
236 | { | |
237 | return(X509v3_get_ext_by_critical(x->singleExtensions,crit,lastpos)); | |
238 | } | |
239 | ||
240 | X509_EXTENSION *OCSP_SINGLERESP_get_ext(OCSP_SINGLERESP *x, int loc) | |
241 | { | |
242 | return(X509v3_get_ext(x->singleExtensions,loc)); | |
243 | } | |
244 | ||
245 | X509_EXTENSION *OCSP_SINGLERESP_delete_ext(OCSP_SINGLERESP *x, int loc) | |
246 | { | |
247 | return(X509v3_delete_ext(x->singleExtensions,loc)); | |
248 | } | |
249 | ||
250 | void *OCSP_SINGLERESP_get1_ext_d2i(OCSP_SINGLERESP *x, int nid, int *crit, int *idx) | |
251 | { | |
252 | return X509V3_get_d2i(x->singleExtensions, nid, crit, idx); | |
253 | } | |
254 | ||
255 | int OCSP_SINGLERESP_add1_ext_i2d(OCSP_SINGLERESP *x, int nid, void *value, int crit, | |
256 | unsigned long flags) | |
257 | { | |
258 | return X509V3_add1_i2d(&x->singleExtensions, nid, value, crit, flags); | |
259 | } | |
260 | ||
261 | int OCSP_SINGLERESP_add_ext(OCSP_SINGLERESP *x, X509_EXTENSION *ex, int loc) | |
262 | { | |
263 | return(X509v3_add_ext(&(x->singleExtensions),ex,loc) != NULL); | |
264 | } | |
eb64730b RL |
265 | |
266 | /* also CRL Entry Extensions */ | |
267 | ||
268 | ASN1_STRING *ASN1_STRING_encode(ASN1_STRING *s, int (*i2d)(), | |
2f9f0c72 | 269 | char *data, STACK_OF(ASN1_OBJECT) *sk) |
eb64730b RL |
270 | { |
271 | int i; | |
272 | unsigned char *p, *b = NULL; | |
273 | ||
274 | if (data) | |
275 | { | |
276 | if ((i=i2d(data,NULL)) <= 0) goto err; | |
277 | if (!(b=p=(unsigned char*)OPENSSL_malloc((unsigned int)i))) | |
278 | goto err; | |
279 | if (i2d(data, &p) <= 0) goto err; | |
280 | } | |
281 | else if (sk) | |
282 | { | |
2f9f0c72 | 283 | if ((i=i2d_ASN1_SET_OF_ASN1_OBJECT(sk,NULL,i2d,V_ASN1_SEQUENCE, |
eb64730b RL |
284 | V_ASN1_UNIVERSAL,IS_SEQUENCE))<=0) goto err; |
285 | if (!(b=p=(unsigned char*)OPENSSL_malloc((unsigned int)i))) | |
286 | goto err; | |
2f9f0c72 | 287 | if (i2d_ASN1_SET_OF_ASN1_OBJECT(sk,&p,i2d,V_ASN1_SEQUENCE, |
eb64730b RL |
288 | V_ASN1_UNIVERSAL,IS_SEQUENCE)<=0) goto err; |
289 | } | |
290 | else | |
291 | { | |
292 | OCSPerr(OCSP_F_ASN1_STRING_ENCODE,OCSP_R_BAD_DATA); | |
293 | goto err; | |
294 | } | |
295 | if (!s && !(s = ASN1_STRING_new())) goto err; | |
296 | if (!(ASN1_STRING_set(s, b, i))) goto err; | |
297 | OPENSSL_free(b); | |
298 | return s; | |
299 | err: | |
300 | if (b) OPENSSL_free(b); | |
301 | return NULL; | |
302 | } | |
303 | ||
0b33bc65 DSH |
304 | /* Nonce handling functions */ |
305 | ||
306 | /* Add a nonce to an OCSP request. A nonce can be specificed or if NULL | |
307 | * a random nonce will be generated. | |
308 | */ | |
309 | ||
310 | int OCSP_request_add1_nonce(OCSP_REQUEST *req, unsigned char *val, int len) | |
311 | { | |
312 | unsigned char *tmpval; | |
313 | ASN1_OCTET_STRING os; | |
314 | int ret = 0; | |
315 | if (len <= 0) len = OCSP_DEFAULT_NONCE_LENGTH; | |
316 | if (val) tmpval = val; | |
317 | else | |
318 | { | |
319 | if (!(tmpval = OPENSSL_malloc(len))) goto err; | |
320 | RAND_pseudo_bytes(tmpval, len); | |
321 | } | |
322 | os.data = tmpval; | |
323 | os.length = len; | |
324 | if(!OCSP_REQUEST_add1_ext_i2d(req, NID_id_pkix_OCSP_Nonce, | |
325 | &os, 0, X509V3_ADD_REPLACE)) | |
326 | goto err; | |
327 | ret = 1; | |
328 | err: | |
329 | if(!val) OPENSSL_free(tmpval); | |
330 | return ret; | |
331 | } | |
332 | ||
333 | /* Check nonce validity in a request and response: the nonce | |
334 | * must be either absent in both or present and equal in both. | |
335 | */ | |
336 | int OCSP_check_nonce(OCSP_REQUEST *req, OCSP_BASICRESP *bs) | |
337 | { | |
338 | /* | |
339 | * Since we are only interested in the presence or absence of | |
340 | * the nonce and comparing its value there is no need to use | |
341 | * the X509V3 routines: this way we can avoid them allocating an | |
342 | * ASN1_OCTET_STRING structure for the value which would be | |
343 | * freed immediately anyway. | |
344 | */ | |
345 | ||
346 | int ret = 0, req_idx, resp_idx; | |
347 | X509_EXTENSION *req_ext, *resp_ext; | |
348 | req_idx = OCSP_REQUEST_get_ext_by_NID(req, NID_id_pkix_OCSP_Nonce, -1); | |
349 | resp_idx = OCSP_BASICRESP_get_ext_by_NID(bs, NID_id_pkix_OCSP_Nonce, -1); | |
350 | /* If both absent its OK */ | |
351 | if((req_idx < 0) && (resp_idx < 0)) return 1; | |
c2bf70a2 | 352 | if((req_idx >= 0) && (resp_idx < 0)) |
0b33bc65 DSH |
353 | { |
354 | OCSPerr(OCSP_F_OCSP_CHECK_NONCE, OCSP_R_NONCE_MISSING_IN_RESPONSE); | |
355 | goto err; | |
356 | } | |
357 | if((req_idx < 0) && (resp_idx >= 0)) | |
358 | { | |
359 | OCSPerr(OCSP_F_OCSP_CHECK_NONCE, OCSP_R_UNEXPECTED_NONCE_IN_RESPONSE); | |
360 | goto err; | |
361 | } | |
362 | req_ext = OCSP_REQUEST_get_ext(req, req_idx); | |
363 | resp_ext = OCSP_BASICRESP_get_ext(bs, resp_idx); | |
364 | if(ASN1_OCTET_STRING_cmp(req_ext->value, resp_ext->value)) | |
365 | { | |
366 | OCSPerr(OCSP_F_OCSP_CHECK_NONCE, OCSP_R_NONCE_VALUE_MISMATCH); | |
367 | goto err; | |
368 | } | |
369 | ret = 1; | |
370 | err: | |
371 | return ret; | |
372 | } | |
373 | ||
26e083cc DSH |
374 | /* Copy the nonce value (if any) from an OCSP request to |
375 | * a response. | |
376 | */ | |
377 | ||
378 | int OCSP_copy_nonce(OCSP_BASICRESP *resp, OCSP_REQUEST *req) | |
379 | { | |
380 | X509_EXTENSION *req_ext; | |
381 | int req_idx; | |
382 | /* Check for nonce in request */ | |
383 | req_idx = OCSP_REQUEST_get_ext_by_NID(req, NID_id_pkix_OCSP_Nonce, -1); | |
384 | /* If no nonce that's OK */ | |
385 | if (req_idx < 0) return 2; | |
386 | req_ext = OCSP_REQUEST_get_ext(req, req_idx); | |
387 | return OCSP_BASICRESP_add_ext(resp, req_ext, -1); | |
eb64730b RL |
388 | } |
389 | ||
390 | X509_EXTENSION *OCSP_crlID_new(char *url, long *n, char *tim) | |
391 | { | |
392 | X509_EXTENSION *x = NULL; | |
393 | OCSP_CRLID *cid = NULL; | |
394 | ||
395 | if (!(cid = OCSP_CRLID_new())) goto err; | |
396 | if (url) | |
397 | { | |
398 | if (!(cid->crlUrl = ASN1_IA5STRING_new())) goto err; | |
399 | if (!(ASN1_STRING_set(cid->crlUrl, url, -1))) goto err; | |
400 | } | |
401 | if (n) | |
402 | { | |
403 | if (!(cid->crlNum = ASN1_INTEGER_new())) goto err; | |
404 | if (!(ASN1_INTEGER_set(cid->crlNum, *n))) goto err; | |
405 | } | |
820aaa5f | 406 | if (tim) |
eb64730b RL |
407 | { |
408 | if (!(cid->crlTime = ASN1_GENERALIZEDTIME_new())) goto err; | |
409 | if (!(ASN1_GENERALIZEDTIME_set_string(cid->crlTime, tim))) | |
410 | goto err; | |
411 | } | |
412 | if (!(x = X509_EXTENSION_new())) goto err; | |
413 | if (!(x->object = OBJ_nid2obj(NID_id_pkix_OCSP_CrlID))) goto err; | |
414 | if (!(ASN1_STRING_encode(x->value,i2d_OCSP_CRLID,(char*)cid,NULL))) | |
415 | goto err; | |
416 | OCSP_CRLID_free(cid); | |
417 | return x; | |
418 | err: | |
419 | if (x) X509_EXTENSION_free(x); | |
420 | if (cid) OCSP_CRLID_free(cid); | |
421 | return NULL; | |
422 | } | |
423 | ||
424 | /* AcceptableResponses ::= SEQUENCE OF OBJECT IDENTIFIER */ | |
425 | X509_EXTENSION *OCSP_accept_responses_new(char **oids) | |
426 | { | |
427 | int nid; | |
2f13ee21 | 428 | STACK_OF(ASN1_OBJECT) *sk = NULL; |
eb64730b RL |
429 | ASN1_OBJECT *o = NULL; |
430 | X509_EXTENSION *x = NULL; | |
2f9f0c72 BL |
431 | |
432 | if (!(sk = sk_ASN1_OBJECT_new(NULL))) goto err; | |
eb64730b RL |
433 | while (oids && *oids) |
434 | { | |
435 | if ((nid=OBJ_txt2nid(*oids))!=NID_undef&&(o=OBJ_nid2obj(nid))) | |
2f9f0c72 | 436 | sk_ASN1_OBJECT_push(sk, o); |
eb64730b RL |
437 | oids++; |
438 | } | |
439 | if (!(x = X509_EXTENSION_new())) goto err; | |
440 | if (!(x->object = OBJ_nid2obj(NID_id_pkix_OCSP_acceptableResponses))) | |
441 | goto err; | |
442 | if (!(ASN1_STRING_encode(x->value,i2d_ASN1_OBJECT,NULL,sk))) | |
443 | goto err; | |
2f13ee21 | 444 | sk_ASN1_OBJECT_pop_free(sk, ASN1_OBJECT_free); |
eb64730b RL |
445 | return x; |
446 | err: | |
447 | if (x) X509_EXTENSION_free(x); | |
2f13ee21 | 448 | if (sk) sk_ASN1_OBJECT_pop_free(sk, ASN1_OBJECT_free); |
eb64730b RL |
449 | return NULL; |
450 | } | |
451 | ||
452 | /* ArchiveCutoff ::= GeneralizedTime */ | |
453 | X509_EXTENSION *OCSP_archive_cutoff_new(char* tim) | |
454 | { | |
455 | X509_EXTENSION *x=NULL; | |
456 | ASN1_GENERALIZEDTIME *gt = NULL; | |
457 | ||
458 | if (!(gt = ASN1_GENERALIZEDTIME_new())) goto err; | |
459 | if (!(ASN1_GENERALIZEDTIME_set_string(gt, tim))) goto err; | |
460 | if (!(x = X509_EXTENSION_new())) goto err; | |
461 | if (!(x->object=OBJ_nid2obj(NID_id_pkix_OCSP_archiveCutoff)))goto err; | |
462 | if (!(ASN1_STRING_encode(x->value,i2d_ASN1_GENERALIZEDTIME, | |
463 | (char*)gt,NULL))) goto err; | |
464 | ASN1_GENERALIZEDTIME_free(gt); | |
465 | return x; | |
466 | err: | |
467 | if (gt) ASN1_GENERALIZEDTIME_free(gt); | |
468 | if (x) X509_EXTENSION_free(x); | |
469 | return NULL; | |
470 | } | |
471 | ||
472 | /* per ACCESS_DESCRIPTION parameter are oids, of which there are currently | |
473 | * two--NID_ad_ocsp, NID_id_ad_caIssuers--and GeneralName value. This | |
474 | * method forces NID_ad_ocsp and uniformResourceLocator [6] IA5String. | |
475 | */ | |
476 | X509_EXTENSION *OCSP_url_svcloc_new(X509_NAME* issuer, char **urls) | |
477 | { | |
478 | X509_EXTENSION *x = NULL; | |
479 | ASN1_IA5STRING *ia5 = NULL; | |
480 | OCSP_SERVICELOC *sloc = NULL; | |
481 | ACCESS_DESCRIPTION *ad = NULL; | |
482 | ||
483 | if (!(sloc = OCSP_SERVICELOC_new())) goto err; | |
484 | if (!(sloc->issuer = X509_NAME_dup(issuer))) goto err; | |
485 | if (urls && *urls && !(sloc->locator = sk_ACCESS_DESCRIPTION_new(NULL))) goto err; | |
486 | while (urls && *urls) | |
487 | { | |
488 | if (!(ad = ACCESS_DESCRIPTION_new())) goto err; | |
489 | if (!(ad->method=OBJ_nid2obj(NID_ad_OCSP))) goto err; | |
490 | if (!(ad->location = GENERAL_NAME_new())) goto err; | |
491 | if (!(ia5 = ASN1_IA5STRING_new())) goto err; | |
492 | if (!ASN1_STRING_set((ASN1_STRING*)ia5, *urls, -1)) goto err; | |
493 | ad->location->type = GEN_URI; | |
494 | ad->location->d.ia5 = ia5; | |
495 | if (!sk_ACCESS_DESCRIPTION_push(sloc->locator, ad)) goto err; | |
496 | urls++; | |
497 | } | |
498 | if (!(x = X509_EXTENSION_new())) goto err; | |
499 | if (!(x->object = OBJ_nid2obj(NID_id_pkix_OCSP_serviceLocator))) | |
500 | goto err; | |
501 | if (!(ASN1_STRING_encode(x->value, i2d_OCSP_SERVICELOC, | |
502 | (char*)sloc, NULL))) goto err; | |
503 | OCSP_SERVICELOC_free(sloc); | |
504 | return x; | |
505 | err: | |
506 | if (x) X509_EXTENSION_free(x); | |
507 | if (sloc) OCSP_SERVICELOC_free(sloc); | |
508 | return NULL; | |
509 | } | |
510 |