summaryrefslogtreecommitdiff
path: root/src/lib/libcrypto/x509/x509_att.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/lib/libcrypto/x509/x509_att.c')
-rw-r--r--src/lib/libcrypto/x509/x509_att.c377
1 files changed, 0 insertions, 377 deletions
diff --git a/src/lib/libcrypto/x509/x509_att.c b/src/lib/libcrypto/x509/x509_att.c
deleted file mode 100644
index 4931cbbc17..0000000000
--- a/src/lib/libcrypto/x509/x509_att.c
+++ /dev/null
@@ -1,377 +0,0 @@
1/* $OpenBSD: x509_att.c,v 1.25 2024/08/31 10:46:40 tb Exp $ */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59#include <stdio.h>
60
61#include <openssl/asn1.h>
62#include <openssl/err.h>
63#include <openssl/evp.h>
64#include <openssl/objects.h>
65#include <openssl/stack.h>
66#include <openssl/x509.h>
67#include <openssl/x509v3.h>
68
69#include "x509_local.h"
70
71int
72X509at_get_attr_by_NID(const STACK_OF(X509_ATTRIBUTE) *x, int nid, int lastpos)
73{
74 ASN1_OBJECT *obj;
75
76 obj = OBJ_nid2obj(nid);
77 if (obj == NULL)
78 return (-2);
79 return (X509at_get_attr_by_OBJ(x, obj, lastpos));
80}
81
82int
83X509at_get_attr_by_OBJ(const STACK_OF(X509_ATTRIBUTE) *sk,
84 const ASN1_OBJECT *obj, int lastpos)
85{
86 int n;
87 X509_ATTRIBUTE *ex;
88
89 if (sk == NULL)
90 return (-1);
91 lastpos++;
92 if (lastpos < 0)
93 lastpos = 0;
94 n = sk_X509_ATTRIBUTE_num(sk);
95 for (; lastpos < n; lastpos++) {
96 ex = sk_X509_ATTRIBUTE_value(sk, lastpos);
97 if (OBJ_cmp(ex->object, obj) == 0)
98 return (lastpos);
99 }
100 return (-1);
101}
102
103STACK_OF(X509_ATTRIBUTE) *
104X509at_add1_attr(STACK_OF(X509_ATTRIBUTE) **x, X509_ATTRIBUTE *attr)
105{
106 X509_ATTRIBUTE *new_attr = NULL;
107 STACK_OF(X509_ATTRIBUTE) *sk = NULL;
108
109 if (x == NULL) {
110 X509error(ERR_R_PASSED_NULL_PARAMETER);
111 return (NULL);
112 }
113
114 if (*x == NULL) {
115 if ((sk = sk_X509_ATTRIBUTE_new_null()) == NULL)
116 goto err;
117 } else
118 sk = *x;
119
120 if ((new_attr = X509_ATTRIBUTE_dup(attr)) == NULL)
121 goto err2;
122 if (!sk_X509_ATTRIBUTE_push(sk, new_attr))
123 goto err;
124 if (*x == NULL)
125 *x = sk;
126 return (sk);
127
128err:
129 X509error(ERR_R_MALLOC_FAILURE);
130err2:
131 if (new_attr != NULL)
132 X509_ATTRIBUTE_free(new_attr);
133 if (sk != NULL && sk != *x)
134 sk_X509_ATTRIBUTE_free(sk);
135 return (NULL);
136}
137
138STACK_OF(X509_ATTRIBUTE) *
139X509at_add1_attr_by_OBJ(STACK_OF(X509_ATTRIBUTE) **x, const ASN1_OBJECT *obj,
140 int type, const unsigned char *bytes, int len)
141{
142 X509_ATTRIBUTE *attr;
143 STACK_OF(X509_ATTRIBUTE) *ret;
144
145 attr = X509_ATTRIBUTE_create_by_OBJ(NULL, obj, type, bytes, len);
146 if (!attr)
147 return 0;
148 ret = X509at_add1_attr(x, attr);
149 X509_ATTRIBUTE_free(attr);
150 return ret;
151}
152
153STACK_OF(X509_ATTRIBUTE) *
154X509at_add1_attr_by_NID(STACK_OF(X509_ATTRIBUTE) **x, int nid, int type,
155 const unsigned char *bytes, int len)
156{
157 X509_ATTRIBUTE *attr;
158 STACK_OF(X509_ATTRIBUTE) *ret;
159
160 attr = X509_ATTRIBUTE_create_by_NID(NULL, nid, type, bytes, len);
161 if (!attr)
162 return 0;
163 ret = X509at_add1_attr(x, attr);
164 X509_ATTRIBUTE_free(attr);
165 return ret;
166}
167
168STACK_OF(X509_ATTRIBUTE) *
169X509at_add1_attr_by_txt(STACK_OF(X509_ATTRIBUTE) **x, const char *attrname,
170 int type, const unsigned char *bytes, int len)
171{
172 X509_ATTRIBUTE *attr;
173 STACK_OF(X509_ATTRIBUTE) *ret;
174
175 attr = X509_ATTRIBUTE_create_by_txt(NULL, attrname, type, bytes, len);
176 if (!attr)
177 return 0;
178 ret = X509at_add1_attr(x, attr);
179 X509_ATTRIBUTE_free(attr);
180 return ret;
181}
182
183void *
184X509at_get0_data_by_OBJ(STACK_OF(X509_ATTRIBUTE) *x, const ASN1_OBJECT *obj,
185 int lastpos, int type)
186{
187 int i;
188 X509_ATTRIBUTE *at;
189
190 i = X509at_get_attr_by_OBJ(x, obj, lastpos);
191 if (i == -1)
192 return NULL;
193 if ((lastpos <= -2) && (X509at_get_attr_by_OBJ(x, obj, i) != -1))
194 return NULL;
195 at = sk_X509_ATTRIBUTE_value(x, i);
196 if (lastpos <= -3 && (X509_ATTRIBUTE_count(at) != 1))
197 return NULL;
198 return X509_ATTRIBUTE_get0_data(at, 0, type, NULL);
199}
200
201X509_ATTRIBUTE *
202X509_ATTRIBUTE_create_by_NID(X509_ATTRIBUTE **attr, int nid, int atrtype,
203 const void *data, int len)
204{
205 ASN1_OBJECT *obj;
206 X509_ATTRIBUTE *ret;
207
208 obj = OBJ_nid2obj(nid);
209 if (obj == NULL) {
210 X509error(X509_R_UNKNOWN_NID);
211 return (NULL);
212 }
213 ret = X509_ATTRIBUTE_create_by_OBJ(attr, obj, atrtype, data, len);
214 if (ret == NULL)
215 ASN1_OBJECT_free(obj);
216 return (ret);
217}
218LCRYPTO_ALIAS(X509_ATTRIBUTE_create_by_NID);
219
220X509_ATTRIBUTE *
221X509_ATTRIBUTE_create_by_OBJ(X509_ATTRIBUTE **attr, const ASN1_OBJECT *obj,
222 int atrtype, const void *data, int len)
223{
224 X509_ATTRIBUTE *ret;
225
226 if ((attr == NULL) || (*attr == NULL)) {
227 if ((ret = X509_ATTRIBUTE_new()) == NULL) {
228 X509error(ERR_R_MALLOC_FAILURE);
229 return (NULL);
230 }
231 } else
232 ret= *attr;
233
234 if (!X509_ATTRIBUTE_set1_object(ret, obj))
235 goto err;
236 if (!X509_ATTRIBUTE_set1_data(ret, atrtype, data, len))
237 goto err;
238
239 if ((attr != NULL) && (*attr == NULL))
240 *attr = ret;
241 return (ret);
242
243err:
244 if ((attr == NULL) || (ret != *attr))
245 X509_ATTRIBUTE_free(ret);
246 return (NULL);
247}
248LCRYPTO_ALIAS(X509_ATTRIBUTE_create_by_OBJ);
249
250X509_ATTRIBUTE *
251X509_ATTRIBUTE_create_by_txt(X509_ATTRIBUTE **attr, const char *atrname,
252 int type, const unsigned char *bytes, int len)
253{
254 ASN1_OBJECT *obj;
255 X509_ATTRIBUTE *nattr;
256
257 obj = OBJ_txt2obj(atrname, 0);
258 if (obj == NULL) {
259 X509error(X509_R_INVALID_FIELD_NAME);
260 ERR_asprintf_error_data("name=%s", atrname);
261 return (NULL);
262 }
263 nattr = X509_ATTRIBUTE_create_by_OBJ(attr, obj, type, bytes, len);
264 ASN1_OBJECT_free(obj);
265 return nattr;
266}
267LCRYPTO_ALIAS(X509_ATTRIBUTE_create_by_txt);
268
269int
270X509_ATTRIBUTE_set1_object(X509_ATTRIBUTE *attr, const ASN1_OBJECT *obj)
271{
272 if ((attr == NULL) || (obj == NULL))
273 return (0);
274 ASN1_OBJECT_free(attr->object);
275 attr->object = OBJ_dup(obj);
276 return attr->object != NULL;
277}
278LCRYPTO_ALIAS(X509_ATTRIBUTE_set1_object);
279
280int
281X509_ATTRIBUTE_set1_data(X509_ATTRIBUTE *attr, int attrtype, const void *data,
282 int len)
283{
284 ASN1_TYPE *ttmp = NULL;
285 ASN1_STRING *stmp = NULL;
286 int atype = 0;
287
288 if (!attr)
289 return 0;
290 if (attrtype & MBSTRING_FLAG) {
291 stmp = ASN1_STRING_set_by_NID(NULL, data, len, attrtype,
292 OBJ_obj2nid(attr->object));
293 if (!stmp) {
294 X509error(ERR_R_ASN1_LIB);
295 return 0;
296 }
297 atype = stmp->type;
298 } else if (len != -1){
299 if (!(stmp = ASN1_STRING_type_new(attrtype)))
300 goto err;
301 if (!ASN1_STRING_set(stmp, data, len))
302 goto err;
303 atype = attrtype;
304 }
305 /*
306 * This is a bit naughty because the attribute should really have
307 * at least one value but some types use and zero length SET and
308 * require this.
309 */
310 if (attrtype == 0) {
311 ASN1_STRING_free(stmp);
312 return 1;
313 }
314
315 if (!(ttmp = ASN1_TYPE_new()))
316 goto err;
317 if ((len == -1) && !(attrtype & MBSTRING_FLAG)) {
318 if (!ASN1_TYPE_set1(ttmp, attrtype, data))
319 goto err;
320 } else
321 ASN1_TYPE_set(ttmp, atype, stmp);
322 if (!sk_ASN1_TYPE_push(attr->set, ttmp))
323 goto err;
324 return 1;
325
326err:
327 ASN1_TYPE_free(ttmp);
328 ASN1_STRING_free(stmp);
329 X509error(ERR_R_MALLOC_FAILURE);
330 return 0;
331}
332LCRYPTO_ALIAS(X509_ATTRIBUTE_set1_data);
333
334int
335X509_ATTRIBUTE_count(const X509_ATTRIBUTE *attr)
336{
337 if (attr == NULL)
338 return 0;
339
340 return sk_ASN1_TYPE_num(attr->set);
341}
342LCRYPTO_ALIAS(X509_ATTRIBUTE_count);
343
344ASN1_OBJECT *
345X509_ATTRIBUTE_get0_object(X509_ATTRIBUTE *attr)
346{
347 if (attr == NULL)
348 return (NULL);
349 return (attr->object);
350}
351LCRYPTO_ALIAS(X509_ATTRIBUTE_get0_object);
352
353void *
354X509_ATTRIBUTE_get0_data(X509_ATTRIBUTE *attr, int idx, int atrtype, void *data)
355{
356 ASN1_TYPE *ttmp;
357
358 ttmp = X509_ATTRIBUTE_get0_type(attr, idx);
359 if (!ttmp)
360 return NULL;
361 if (atrtype != ASN1_TYPE_get(ttmp)){
362 X509error(X509_R_WRONG_TYPE);
363 return NULL;
364 }
365 return ttmp->value.ptr;
366}
367LCRYPTO_ALIAS(X509_ATTRIBUTE_get0_data);
368
369ASN1_TYPE *
370X509_ATTRIBUTE_get0_type(X509_ATTRIBUTE *attr, int idx)
371{
372 if (attr == NULL)
373 return (NULL);
374
375 return sk_ASN1_TYPE_value(attr->set, idx);
376}
377LCRYPTO_ALIAS(X509_ATTRIBUTE_get0_type);
generated by cgit v1.2.3-55-g6feb (git 2.39.1) at 2025-12-23 13:33:53 +0000