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Commit | Line | Data |
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0f113f3e | 1 | /* |
33388b44 | 2 | * Copyright 2000-2020 The OpenSSL Project Authors. All Rights Reserved. |
eb64730b | 3 | * |
0c496700 | 4 | * Licensed under the Apache License 2.0 (the "License"). You may not use |
b1322259 RS |
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 | |
eb64730b RL |
8 | */ |
9 | ||
10 | #include <stdio.h> | |
b39fc560 | 11 | #include "internal/cryptlib.h" |
eb64730b | 12 | #include <openssl/objects.h> |
eb64730b RL |
13 | #include <openssl/x509.h> |
14 | #include <openssl/ocsp.h> | |
706457b7 | 15 | #include "ocsp_local.h" |
0b33bc65 | 16 | #include <openssl/rand.h> |
eb64730b RL |
17 | #include <openssl/x509v3.h> |
18 | ||
852c2ed2 RS |
19 | DEFINE_STACK_OF(ASN1_OBJECT) |
20 | DEFINE_STACK_OF(ACCESS_DESCRIPTION) | |
21 | ||
ec558b65 DSH |
22 | /* Standard wrapper functions for extensions */ |
23 | ||
24 | /* OCSP request extensions */ | |
25 | ||
26 | int OCSP_REQUEST_get_ext_count(OCSP_REQUEST *x) | |
0f113f3e | 27 | { |
26a7d938 | 28 | return X509v3_get_ext_count(x->tbsRequest.requestExtensions); |
0f113f3e | 29 | } |
ec558b65 DSH |
30 | |
31 | int OCSP_REQUEST_get_ext_by_NID(OCSP_REQUEST *x, int nid, int lastpos) | |
0f113f3e MC |
32 | { |
33 | return (X509v3_get_ext_by_NID | |
a332635e | 34 | (x->tbsRequest.requestExtensions, nid, lastpos)); |
0f113f3e MC |
35 | } |
36 | ||
c47ba4e9 | 37 | int OCSP_REQUEST_get_ext_by_OBJ(OCSP_REQUEST *x, const ASN1_OBJECT *obj, |
0f113f3e MC |
38 | int lastpos) |
39 | { | |
40 | return (X509v3_get_ext_by_OBJ | |
a332635e | 41 | (x->tbsRequest.requestExtensions, obj, lastpos)); |
0f113f3e | 42 | } |
ec558b65 DSH |
43 | |
44 | int OCSP_REQUEST_get_ext_by_critical(OCSP_REQUEST *x, int crit, int lastpos) | |
0f113f3e MC |
45 | { |
46 | return (X509v3_get_ext_by_critical | |
a332635e | 47 | (x->tbsRequest.requestExtensions, crit, lastpos)); |
0f113f3e | 48 | } |
ec558b65 DSH |
49 | |
50 | X509_EXTENSION *OCSP_REQUEST_get_ext(OCSP_REQUEST *x, int loc) | |
0f113f3e | 51 | { |
26a7d938 | 52 | return X509v3_get_ext(x->tbsRequest.requestExtensions, loc); |
0f113f3e | 53 | } |
ec558b65 DSH |
54 | |
55 | X509_EXTENSION *OCSP_REQUEST_delete_ext(OCSP_REQUEST *x, int loc) | |
0f113f3e | 56 | { |
26a7d938 | 57 | return X509v3_delete_ext(x->tbsRequest.requestExtensions, loc); |
0f113f3e | 58 | } |
ec558b65 DSH |
59 | |
60 | void *OCSP_REQUEST_get1_ext_d2i(OCSP_REQUEST *x, int nid, int *crit, int *idx) | |
0f113f3e | 61 | { |
a332635e | 62 | return X509V3_get_d2i(x->tbsRequest.requestExtensions, nid, crit, idx); |
0f113f3e | 63 | } |
ec558b65 DSH |
64 | |
65 | int OCSP_REQUEST_add1_ext_i2d(OCSP_REQUEST *x, int nid, void *value, int crit, | |
0f113f3e MC |
66 | unsigned long flags) |
67 | { | |
a332635e | 68 | return X509V3_add1_i2d(&x->tbsRequest.requestExtensions, nid, value, |
0f113f3e MC |
69 | crit, flags); |
70 | } | |
ec558b65 DSH |
71 | |
72 | int OCSP_REQUEST_add_ext(OCSP_REQUEST *x, X509_EXTENSION *ex, int loc) | |
0f113f3e | 73 | { |
a332635e | 74 | return (X509v3_add_ext(&(x->tbsRequest.requestExtensions), ex, loc) != |
0f113f3e MC |
75 | NULL); |
76 | } | |
ec558b65 DSH |
77 | |
78 | /* Single extensions */ | |
79 | ||
80 | int OCSP_ONEREQ_get_ext_count(OCSP_ONEREQ *x) | |
0f113f3e | 81 | { |
26a7d938 | 82 | return X509v3_get_ext_count(x->singleRequestExtensions); |
0f113f3e | 83 | } |
ec558b65 DSH |
84 | |
85 | int OCSP_ONEREQ_get_ext_by_NID(OCSP_ONEREQ *x, int nid, int lastpos) | |
0f113f3e | 86 | { |
26a7d938 | 87 | return X509v3_get_ext_by_NID(x->singleRequestExtensions, nid, lastpos); |
0f113f3e | 88 | } |
ec558b65 | 89 | |
c47ba4e9 F |
90 | int OCSP_ONEREQ_get_ext_by_OBJ(OCSP_ONEREQ *x, const ASN1_OBJECT *obj, |
91 | int lastpos) | |
0f113f3e | 92 | { |
26a7d938 | 93 | return X509v3_get_ext_by_OBJ(x->singleRequestExtensions, obj, lastpos); |
0f113f3e | 94 | } |
ec558b65 DSH |
95 | |
96 | int OCSP_ONEREQ_get_ext_by_critical(OCSP_ONEREQ *x, int crit, int lastpos) | |
0f113f3e MC |
97 | { |
98 | return (X509v3_get_ext_by_critical | |
99 | (x->singleRequestExtensions, crit, lastpos)); | |
100 | } | |
ec558b65 DSH |
101 | |
102 | X509_EXTENSION *OCSP_ONEREQ_get_ext(OCSP_ONEREQ *x, int loc) | |
0f113f3e | 103 | { |
26a7d938 | 104 | return X509v3_get_ext(x->singleRequestExtensions, loc); |
0f113f3e | 105 | } |
ec558b65 DSH |
106 | |
107 | X509_EXTENSION *OCSP_ONEREQ_delete_ext(OCSP_ONEREQ *x, int loc) | |
0f113f3e | 108 | { |
26a7d938 | 109 | return X509v3_delete_ext(x->singleRequestExtensions, loc); |
0f113f3e | 110 | } |
ec558b65 DSH |
111 | |
112 | void *OCSP_ONEREQ_get1_ext_d2i(OCSP_ONEREQ *x, int nid, int *crit, int *idx) | |
0f113f3e MC |
113 | { |
114 | return X509V3_get_d2i(x->singleRequestExtensions, nid, crit, idx); | |
115 | } | |
ec558b65 DSH |
116 | |
117 | int OCSP_ONEREQ_add1_ext_i2d(OCSP_ONEREQ *x, int nid, void *value, int crit, | |
0f113f3e MC |
118 | unsigned long flags) |
119 | { | |
120 | return X509V3_add1_i2d(&x->singleRequestExtensions, nid, value, crit, | |
121 | flags); | |
122 | } | |
ec558b65 DSH |
123 | |
124 | int OCSP_ONEREQ_add_ext(OCSP_ONEREQ *x, X509_EXTENSION *ex, int loc) | |
0f113f3e MC |
125 | { |
126 | return (X509v3_add_ext(&(x->singleRequestExtensions), ex, loc) != NULL); | |
127 | } | |
ec558b65 DSH |
128 | |
129 | /* OCSP Basic response */ | |
130 | ||
131 | int OCSP_BASICRESP_get_ext_count(OCSP_BASICRESP *x) | |
0f113f3e | 132 | { |
26a7d938 | 133 | return X509v3_get_ext_count(x->tbsResponseData.responseExtensions); |
0f113f3e | 134 | } |
ec558b65 DSH |
135 | |
136 | int OCSP_BASICRESP_get_ext_by_NID(OCSP_BASICRESP *x, int nid, int lastpos) | |
0f113f3e MC |
137 | { |
138 | return (X509v3_get_ext_by_NID | |
a332635e | 139 | (x->tbsResponseData.responseExtensions, nid, lastpos)); |
0f113f3e MC |
140 | } |
141 | ||
c47ba4e9 | 142 | int OCSP_BASICRESP_get_ext_by_OBJ(OCSP_BASICRESP *x, const ASN1_OBJECT *obj, |
0f113f3e MC |
143 | int lastpos) |
144 | { | |
145 | return (X509v3_get_ext_by_OBJ | |
a332635e | 146 | (x->tbsResponseData.responseExtensions, obj, lastpos)); |
0f113f3e MC |
147 | } |
148 | ||
149 | int OCSP_BASICRESP_get_ext_by_critical(OCSP_BASICRESP *x, int crit, | |
150 | int lastpos) | |
151 | { | |
152 | return (X509v3_get_ext_by_critical | |
a332635e | 153 | (x->tbsResponseData.responseExtensions, crit, lastpos)); |
0f113f3e | 154 | } |
ec558b65 DSH |
155 | |
156 | X509_EXTENSION *OCSP_BASICRESP_get_ext(OCSP_BASICRESP *x, int loc) | |
0f113f3e | 157 | { |
26a7d938 | 158 | return X509v3_get_ext(x->tbsResponseData.responseExtensions, loc); |
0f113f3e | 159 | } |
ec558b65 DSH |
160 | |
161 | X509_EXTENSION *OCSP_BASICRESP_delete_ext(OCSP_BASICRESP *x, int loc) | |
0f113f3e | 162 | { |
26a7d938 | 163 | return X509v3_delete_ext(x->tbsResponseData.responseExtensions, loc); |
0f113f3e MC |
164 | } |
165 | ||
166 | void *OCSP_BASICRESP_get1_ext_d2i(OCSP_BASICRESP *x, int nid, int *crit, | |
167 | int *idx) | |
168 | { | |
a332635e | 169 | return X509V3_get_d2i(x->tbsResponseData.responseExtensions, nid, crit, |
0f113f3e MC |
170 | idx); |
171 | } | |
172 | ||
173 | int OCSP_BASICRESP_add1_ext_i2d(OCSP_BASICRESP *x, int nid, void *value, | |
174 | int crit, unsigned long flags) | |
175 | { | |
a332635e | 176 | return X509V3_add1_i2d(&x->tbsResponseData.responseExtensions, nid, |
0f113f3e MC |
177 | value, crit, flags); |
178 | } | |
ec558b65 DSH |
179 | |
180 | int OCSP_BASICRESP_add_ext(OCSP_BASICRESP *x, X509_EXTENSION *ex, int loc) | |
0f113f3e | 181 | { |
a332635e | 182 | return (X509v3_add_ext(&(x->tbsResponseData.responseExtensions), ex, loc) |
0f113f3e MC |
183 | != NULL); |
184 | } | |
ec558b65 DSH |
185 | |
186 | /* OCSP single response extensions */ | |
187 | ||
188 | int OCSP_SINGLERESP_get_ext_count(OCSP_SINGLERESP *x) | |
0f113f3e | 189 | { |
26a7d938 | 190 | return X509v3_get_ext_count(x->singleExtensions); |
0f113f3e | 191 | } |
ec558b65 DSH |
192 | |
193 | int OCSP_SINGLERESP_get_ext_by_NID(OCSP_SINGLERESP *x, int nid, int lastpos) | |
0f113f3e | 194 | { |
26a7d938 | 195 | return X509v3_get_ext_by_NID(x->singleExtensions, nid, lastpos); |
0f113f3e MC |
196 | } |
197 | ||
c47ba4e9 | 198 | int OCSP_SINGLERESP_get_ext_by_OBJ(OCSP_SINGLERESP *x, const ASN1_OBJECT *obj, |
0f113f3e MC |
199 | int lastpos) |
200 | { | |
26a7d938 | 201 | return X509v3_get_ext_by_OBJ(x->singleExtensions, obj, lastpos); |
0f113f3e MC |
202 | } |
203 | ||
204 | int OCSP_SINGLERESP_get_ext_by_critical(OCSP_SINGLERESP *x, int crit, | |
205 | int lastpos) | |
206 | { | |
26a7d938 | 207 | return X509v3_get_ext_by_critical(x->singleExtensions, crit, lastpos); |
0f113f3e | 208 | } |
ec558b65 DSH |
209 | |
210 | X509_EXTENSION *OCSP_SINGLERESP_get_ext(OCSP_SINGLERESP *x, int loc) | |
0f113f3e | 211 | { |
26a7d938 | 212 | return X509v3_get_ext(x->singleExtensions, loc); |
0f113f3e | 213 | } |
ec558b65 DSH |
214 | |
215 | X509_EXTENSION *OCSP_SINGLERESP_delete_ext(OCSP_SINGLERESP *x, int loc) | |
0f113f3e | 216 | { |
26a7d938 | 217 | return X509v3_delete_ext(x->singleExtensions, loc); |
0f113f3e MC |
218 | } |
219 | ||
220 | void *OCSP_SINGLERESP_get1_ext_d2i(OCSP_SINGLERESP *x, int nid, int *crit, | |
221 | int *idx) | |
222 | { | |
223 | return X509V3_get_d2i(x->singleExtensions, nid, crit, idx); | |
224 | } | |
225 | ||
226 | int OCSP_SINGLERESP_add1_ext_i2d(OCSP_SINGLERESP *x, int nid, void *value, | |
227 | int crit, unsigned long flags) | |
228 | { | |
229 | return X509V3_add1_i2d(&x->singleExtensions, nid, value, crit, flags); | |
230 | } | |
ec558b65 DSH |
231 | |
232 | int OCSP_SINGLERESP_add_ext(OCSP_SINGLERESP *x, X509_EXTENSION *ex, int loc) | |
0f113f3e MC |
233 | { |
234 | return (X509v3_add_ext(&(x->singleExtensions), ex, loc) != NULL); | |
235 | } | |
eb64730b RL |
236 | |
237 | /* also CRL Entry Extensions */ | |
eb64730b | 238 | |
0b33bc65 DSH |
239 | /* Nonce handling functions */ |
240 | ||
0f113f3e | 241 | /* |
0d4fb843 | 242 | * Add a nonce to an extension stack. A nonce can be specified or if NULL a |
0f113f3e MC |
243 | * random nonce will be generated. Note: OpenSSL 0.9.7d and later create an |
244 | * OCTET STRING containing the nonce, previous versions used the raw nonce. | |
0b33bc65 DSH |
245 | */ |
246 | ||
0f113f3e MC |
247 | static int ocsp_add1_nonce(STACK_OF(X509_EXTENSION) **exts, |
248 | unsigned char *val, int len) | |
249 | { | |
250 | unsigned char *tmpval; | |
251 | ASN1_OCTET_STRING os; | |
252 | int ret = 0; | |
253 | if (len <= 0) | |
254 | len = OCSP_DEFAULT_NONCE_LENGTH; | |
255 | /* | |
256 | * Create the OCTET STRING manually by writing out the header and | |
257 | * appending the content octets. This avoids an extra memory allocation | |
258 | * operation in some cases. Applications should *NOT* do this because it | |
259 | * relies on library internals. | |
260 | */ | |
261 | os.length = ASN1_object_size(0, len, V_ASN1_OCTET_STRING); | |
b197257d | 262 | if (os.length < 0) |
cc069067 | 263 | return 0; |
b197257d | 264 | |
0f113f3e MC |
265 | os.data = OPENSSL_malloc(os.length); |
266 | if (os.data == NULL) | |
267 | goto err; | |
268 | tmpval = os.data; | |
269 | ASN1_put_object(&tmpval, 0, len, V_ASN1_OCTET_STRING, V_ASN1_UNIVERSAL); | |
270 | if (val) | |
271 | memcpy(tmpval, val, len); | |
266483d2 MC |
272 | else if (RAND_bytes(tmpval, len) <= 0) |
273 | goto err; | |
0f113f3e MC |
274 | if (!X509V3_add1_i2d(exts, NID_id_pkix_OCSP_Nonce, |
275 | &os, 0, X509V3_ADD_REPLACE)) | |
276 | goto err; | |
277 | ret = 1; | |
278 | err: | |
b548a1f1 | 279 | OPENSSL_free(os.data); |
0f113f3e MC |
280 | return ret; |
281 | } | |
46a58ab9 DSH |
282 | |
283 | /* Add nonce to an OCSP request */ | |
284 | ||
285 | int OCSP_request_add1_nonce(OCSP_REQUEST *req, unsigned char *val, int len) | |
0f113f3e | 286 | { |
a332635e | 287 | return ocsp_add1_nonce(&req->tbsRequest.requestExtensions, val, len); |
0f113f3e | 288 | } |
46a58ab9 DSH |
289 | |
290 | /* Same as above but for a response */ | |
291 | ||
292 | int OCSP_basic_add1_nonce(OCSP_BASICRESP *resp, unsigned char *val, int len) | |
0f113f3e | 293 | { |
a332635e | 294 | return ocsp_add1_nonce(&resp->tbsResponseData.responseExtensions, val, |
0f113f3e MC |
295 | len); |
296 | } | |
46a58ab9 | 297 | |
3a83462d MC |
298 | /*- |
299 | * Check nonce validity in a request and response. | |
46a58ab9 DSH |
300 | * Return value reflects result: |
301 | * 1: nonces present and equal. | |
302 | * 2: nonces both absent. | |
303 | * 3: nonce present in response only. | |
304 | * 0: nonces both present and not equal. | |
305 | * -1: nonce in request only. | |
306 | * | |
307 | * For most responders clients can check return > 0. | |
308 | * If responder doesn't handle nonces return != 0 may be | |
309 | * necessary. return == 0 is always an error. | |
0b33bc65 | 310 | */ |
46a58ab9 | 311 | |
0b33bc65 | 312 | int OCSP_check_nonce(OCSP_REQUEST *req, OCSP_BASICRESP *bs) |
0f113f3e MC |
313 | { |
314 | /* | |
315 | * Since we are only interested in the presence or absence of | |
316 | * the nonce and comparing its value there is no need to use | |
317 | * the X509V3 routines: this way we can avoid them allocating an | |
318 | * ASN1_OCTET_STRING structure for the value which would be | |
319 | * freed immediately anyway. | |
320 | */ | |
321 | ||
322 | int req_idx, resp_idx; | |
323 | X509_EXTENSION *req_ext, *resp_ext; | |
324 | req_idx = OCSP_REQUEST_get_ext_by_NID(req, NID_id_pkix_OCSP_Nonce, -1); | |
325 | resp_idx = OCSP_BASICRESP_get_ext_by_NID(bs, NID_id_pkix_OCSP_Nonce, -1); | |
326 | /* Check both absent */ | |
327 | if ((req_idx < 0) && (resp_idx < 0)) | |
328 | return 2; | |
329 | /* Check in request only */ | |
330 | if ((req_idx >= 0) && (resp_idx < 0)) | |
331 | return -1; | |
332 | /* Check in response but not request */ | |
333 | if ((req_idx < 0) && (resp_idx >= 0)) | |
334 | return 3; | |
335 | /* | |
336 | * Otherwise nonce in request and response so retrieve the extensions | |
337 | */ | |
338 | req_ext = OCSP_REQUEST_get_ext(req, req_idx); | |
339 | resp_ext = OCSP_BASICRESP_get_ext(bs, resp_idx); | |
4903abd5 DSH |
340 | if (ASN1_OCTET_STRING_cmp(X509_EXTENSION_get_data(req_ext), |
341 | X509_EXTENSION_get_data(resp_ext))) | |
0f113f3e MC |
342 | return 0; |
343 | return 1; | |
344 | } | |
345 | ||
346 | /* | |
347 | * Copy the nonce value (if any) from an OCSP request to a response. | |
26e083cc DSH |
348 | */ |
349 | ||
350 | int OCSP_copy_nonce(OCSP_BASICRESP *resp, OCSP_REQUEST *req) | |
0f113f3e MC |
351 | { |
352 | X509_EXTENSION *req_ext; | |
353 | int req_idx; | |
354 | /* Check for nonce in request */ | |
355 | req_idx = OCSP_REQUEST_get_ext_by_NID(req, NID_id_pkix_OCSP_Nonce, -1); | |
356 | /* If no nonce that's OK */ | |
357 | if (req_idx < 0) | |
358 | return 2; | |
359 | req_ext = OCSP_REQUEST_get_ext(req, req_idx); | |
360 | return OCSP_BASICRESP_add_ext(resp, req_ext, -1); | |
361 | } | |
eb64730b | 362 | |
a026fbf9 | 363 | X509_EXTENSION *OCSP_crlID_new(const char *url, long *n, char *tim) |
0f113f3e MC |
364 | { |
365 | X509_EXTENSION *x = NULL; | |
366 | OCSP_CRLID *cid = NULL; | |
367 | ||
75ebbd9a | 368 | if ((cid = OCSP_CRLID_new()) == NULL) |
0f113f3e MC |
369 | goto err; |
370 | if (url) { | |
75ebbd9a | 371 | if ((cid->crlUrl = ASN1_IA5STRING_new()) == NULL) |
0f113f3e MC |
372 | goto err; |
373 | if (!(ASN1_STRING_set(cid->crlUrl, url, -1))) | |
374 | goto err; | |
375 | } | |
376 | if (n) { | |
75ebbd9a | 377 | if ((cid->crlNum = ASN1_INTEGER_new()) == NULL) |
0f113f3e MC |
378 | goto err; |
379 | if (!(ASN1_INTEGER_set(cid->crlNum, *n))) | |
380 | goto err; | |
381 | } | |
382 | if (tim) { | |
75ebbd9a | 383 | if ((cid->crlTime = ASN1_GENERALIZEDTIME_new()) == NULL) |
0f113f3e MC |
384 | goto err; |
385 | if (!(ASN1_GENERALIZEDTIME_set_string(cid->crlTime, tim))) | |
386 | goto err; | |
387 | } | |
388 | x = X509V3_EXT_i2d(NID_id_pkix_OCSP_CrlID, 0, cid); | |
389 | err: | |
25aaa98a | 390 | OCSP_CRLID_free(cid); |
0f113f3e MC |
391 | return x; |
392 | } | |
eb64730b RL |
393 | |
394 | /* AcceptableResponses ::= SEQUENCE OF OBJECT IDENTIFIER */ | |
395 | X509_EXTENSION *OCSP_accept_responses_new(char **oids) | |
0f113f3e MC |
396 | { |
397 | int nid; | |
398 | STACK_OF(ASN1_OBJECT) *sk = NULL; | |
399 | ASN1_OBJECT *o = NULL; | |
400 | X509_EXTENSION *x = NULL; | |
401 | ||
75ebbd9a | 402 | if ((sk = sk_ASN1_OBJECT_new_null()) == NULL) |
0f113f3e MC |
403 | goto err; |
404 | while (oids && *oids) { | |
405 | if ((nid = OBJ_txt2nid(*oids)) != NID_undef && (o = OBJ_nid2obj(nid))) | |
406 | sk_ASN1_OBJECT_push(sk, o); | |
407 | oids++; | |
408 | } | |
409 | x = X509V3_EXT_i2d(NID_id_pkix_OCSP_acceptableResponses, 0, sk); | |
410 | err: | |
2ace7450 | 411 | sk_ASN1_OBJECT_pop_free(sk, ASN1_OBJECT_free); |
0f113f3e MC |
412 | return x; |
413 | } | |
eb64730b RL |
414 | |
415 | /* ArchiveCutoff ::= GeneralizedTime */ | |
0f113f3e MC |
416 | X509_EXTENSION *OCSP_archive_cutoff_new(char *tim) |
417 | { | |
418 | X509_EXTENSION *x = NULL; | |
419 | ASN1_GENERALIZEDTIME *gt = NULL; | |
420 | ||
75ebbd9a | 421 | if ((gt = ASN1_GENERALIZEDTIME_new()) == NULL) |
0f113f3e MC |
422 | goto err; |
423 | if (!(ASN1_GENERALIZEDTIME_set_string(gt, tim))) | |
424 | goto err; | |
425 | x = X509V3_EXT_i2d(NID_id_pkix_OCSP_archiveCutoff, 0, gt); | |
426 | err: | |
2ace7450 | 427 | ASN1_GENERALIZEDTIME_free(gt); |
0f113f3e MC |
428 | return x; |
429 | } | |
430 | ||
431 | /* | |
432 | * per ACCESS_DESCRIPTION parameter are oids, of which there are currently | |
433 | * two--NID_ad_ocsp, NID_id_ad_caIssuers--and GeneralName value. This method | |
434 | * forces NID_ad_ocsp and uniformResourceLocator [6] IA5String. | |
eb64730b | 435 | */ |
8cc86b81 | 436 | X509_EXTENSION *OCSP_url_svcloc_new(const X509_NAME *issuer, const char **urls) |
0f113f3e MC |
437 | { |
438 | X509_EXTENSION *x = NULL; | |
439 | ASN1_IA5STRING *ia5 = NULL; | |
440 | OCSP_SERVICELOC *sloc = NULL; | |
441 | ACCESS_DESCRIPTION *ad = NULL; | |
442 | ||
75ebbd9a | 443 | if ((sloc = OCSP_SERVICELOC_new()) == NULL) |
0f113f3e | 444 | goto err; |
5b3accde | 445 | X509_NAME_free(sloc->issuer); |
75ebbd9a | 446 | if ((sloc->issuer = X509_NAME_dup(issuer)) == NULL) |
0f113f3e | 447 | goto err; |
75ebbd9a RS |
448 | if (urls && *urls |
449 | && (sloc->locator = sk_ACCESS_DESCRIPTION_new_null()) == NULL) | |
0f113f3e MC |
450 | goto err; |
451 | while (urls && *urls) { | |
75ebbd9a | 452 | if ((ad = ACCESS_DESCRIPTION_new()) == NULL) |
0f113f3e | 453 | goto err; |
75ebbd9a | 454 | if ((ad->method = OBJ_nid2obj(NID_ad_OCSP)) == NULL) |
0f113f3e | 455 | goto err; |
75ebbd9a | 456 | if ((ia5 = ASN1_IA5STRING_new()) == NULL) |
0f113f3e MC |
457 | goto err; |
458 | if (!ASN1_STRING_set((ASN1_STRING *)ia5, *urls, -1)) | |
459 | goto err; | |
5b3accde | 460 | /* ad->location is allocated inside ACCESS_DESCRIPTION_new */ |
0f113f3e MC |
461 | ad->location->type = GEN_URI; |
462 | ad->location->d.ia5 = ia5; | |
a4e584a6 | 463 | ia5 = NULL; |
0f113f3e MC |
464 | if (!sk_ACCESS_DESCRIPTION_push(sloc->locator, ad)) |
465 | goto err; | |
a4e584a6 | 466 | ad = NULL; |
0f113f3e MC |
467 | urls++; |
468 | } | |
469 | x = X509V3_EXT_i2d(NID_id_pkix_OCSP_serviceLocator, 0, sloc); | |
470 | err: | |
a4e584a6 MC |
471 | ASN1_IA5STRING_free(ia5); |
472 | ACCESS_DESCRIPTION_free(ad); | |
25aaa98a | 473 | OCSP_SERVICELOC_free(sloc); |
0f113f3e MC |
474 | return x; |
475 | } |