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-rw-r--r--src/lib/libcrypto/x509/x509_req.c345
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diff --git a/src/lib/libcrypto/x509/x509_req.c b/src/lib/libcrypto/x509/x509_req.c
deleted file mode 100644
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--- a/src/lib/libcrypto/x509/x509_req.c
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1/* $OpenBSD: x509_req.c,v 1.16 2014/09/28 10:50:33 miod 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/opensslconf.h>
62
63#include <openssl/asn1.h>
64#include <openssl/asn1t.h>
65#include <openssl/bn.h>
66#include <openssl/buffer.h>
67#include <openssl/err.h>
68#include <openssl/evp.h>
69#include <openssl/objects.h>
70#include <openssl/pem.h>
71#include <openssl/x509.h>
72
73X509_REQ *
74X509_to_X509_REQ(X509 *x, EVP_PKEY *pkey, const EVP_MD *md)
75{
76 X509_REQ *ret;
77 X509_REQ_INFO *ri;
78 int i;
79 EVP_PKEY *pktmp;
80
81 ret = X509_REQ_new();
82 if (ret == NULL) {
83 X509err(X509_F_X509_TO_X509_REQ, ERR_R_MALLOC_FAILURE);
84 goto err;
85 }
86
87 ri = ret->req_info;
88
89 if ((ri->version = M_ASN1_INTEGER_new()) == NULL)
90 goto err;
91 if (ASN1_INTEGER_set(ri->version, 0) == 0)
92 goto err;
93
94 if (!X509_REQ_set_subject_name(ret, X509_get_subject_name(x)))
95 goto err;
96
97 pktmp = X509_get_pubkey(x);
98 i = X509_REQ_set_pubkey(ret, pktmp);
99 EVP_PKEY_free(pktmp);
100 if (!i)
101 goto err;
102
103 if (pkey != NULL) {
104 if (!X509_REQ_sign(ret, pkey, md))
105 goto err;
106 }
107 return (ret);
108
109err:
110 X509_REQ_free(ret);
111 return (NULL);
112}
113
114EVP_PKEY *
115X509_REQ_get_pubkey(X509_REQ *req)
116{
117 if ((req == NULL) || (req->req_info == NULL))
118 return (NULL);
119 return (X509_PUBKEY_get(req->req_info->pubkey));
120}
121
122int
123X509_REQ_check_private_key(X509_REQ *x, EVP_PKEY *k)
124{
125 EVP_PKEY *xk = NULL;
126 int ok = 0;
127
128 xk = X509_REQ_get_pubkey(x);
129 switch (EVP_PKEY_cmp(xk, k)) {
130 case 1:
131 ok = 1;
132 break;
133 case 0:
134 X509err(X509_F_X509_REQ_CHECK_PRIVATE_KEY,
135 X509_R_KEY_VALUES_MISMATCH);
136 break;
137 case -1:
138 X509err(X509_F_X509_REQ_CHECK_PRIVATE_KEY,
139 X509_R_KEY_TYPE_MISMATCH);
140 break;
141 case -2:
142#ifndef OPENSSL_NO_EC
143 if (k->type == EVP_PKEY_EC) {
144 X509err(X509_F_X509_REQ_CHECK_PRIVATE_KEY,
145 ERR_R_EC_LIB);
146 break;
147 }
148#endif
149#ifndef OPENSSL_NO_DH
150 if (k->type == EVP_PKEY_DH) {
151 /* No idea */
152 X509err(X509_F_X509_REQ_CHECK_PRIVATE_KEY,
153 X509_R_CANT_CHECK_DH_KEY);
154 break;
155 }
156#endif
157 X509err(X509_F_X509_REQ_CHECK_PRIVATE_KEY,
158 X509_R_UNKNOWN_KEY_TYPE);
159 }
160
161 EVP_PKEY_free(xk);
162 return (ok);
163}
164
165/* It seems several organisations had the same idea of including a list of
166 * extensions in a certificate request. There are at least two OIDs that are
167 * used and there may be more: so the list is configurable.
168 */
169
170static int ext_nid_list[] = {NID_ext_req, NID_ms_ext_req, NID_undef};
171
172static int *ext_nids = ext_nid_list;
173
174int
175X509_REQ_extension_nid(int req_nid)
176{
177 int i, nid;
178
179 for (i = 0; ; i++) {
180 nid = ext_nids[i];
181 if (nid == NID_undef)
182 return 0;
183 else if (req_nid == nid)
184 return 1;
185 }
186}
187
188int *
189X509_REQ_get_extension_nids(void)
190{
191 return ext_nids;
192}
193
194void
195X509_REQ_set_extension_nids(int *nids)
196{
197 ext_nids = nids;
198}
199
200STACK_OF(X509_EXTENSION) *
201X509_REQ_get_extensions(X509_REQ *req)
202{
203 X509_ATTRIBUTE *attr;
204 ASN1_TYPE *ext = NULL;
205 int idx, *pnid;
206 const unsigned char *p;
207
208 if ((req == NULL) || (req->req_info == NULL) || !ext_nids)
209 return (NULL);
210 for (pnid = ext_nids; *pnid != NID_undef; pnid++) {
211 idx = X509_REQ_get_attr_by_NID(req, *pnid, -1);
212 if (idx == -1)
213 continue;
214 attr = X509_REQ_get_attr(req, idx);
215 if (attr->single)
216 ext = attr->value.single;
217 else if (sk_ASN1_TYPE_num(attr->value.set))
218 ext = sk_ASN1_TYPE_value(attr->value.set, 0);
219 break;
220 }
221 if (!ext || (ext->type != V_ASN1_SEQUENCE))
222 return NULL;
223 p = ext->value.sequence->data;
224 return (STACK_OF(X509_EXTENSION) *)ASN1_item_d2i(NULL, &p,
225 ext->value.sequence->length, ASN1_ITEM_rptr(X509_EXTENSIONS));
226}
227
228/* Add a STACK_OF extensions to a certificate request: allow alternative OIDs
229 * in case we want to create a non standard one.
230 */
231
232int
233X509_REQ_add_extensions_nid(X509_REQ *req, STACK_OF(X509_EXTENSION) *exts,
234 int nid)
235{
236 ASN1_TYPE *at = NULL;
237 X509_ATTRIBUTE *attr = NULL;
238
239 if (!(at = ASN1_TYPE_new()) ||
240 !(at->value.sequence = ASN1_STRING_new()))
241 goto err;
242
243 at->type = V_ASN1_SEQUENCE;
244 /* Generate encoding of extensions */
245 at->value.sequence->length = ASN1_item_i2d((ASN1_VALUE *)exts,
246 &at->value.sequence->data, ASN1_ITEM_rptr(X509_EXTENSIONS));
247 if (!(attr = X509_ATTRIBUTE_new()))
248 goto err;
249 if (!(attr->value.set = sk_ASN1_TYPE_new_null()))
250 goto err;
251 if (!sk_ASN1_TYPE_push(attr->value.set, at))
252 goto err;
253 at = NULL;
254 attr->single = 0;
255 attr->object = OBJ_nid2obj(nid);
256 if (!req->req_info->attributes) {
257 if (!(req->req_info->attributes = sk_X509_ATTRIBUTE_new_null()))
258 goto err;
259 }
260 if (!sk_X509_ATTRIBUTE_push(req->req_info->attributes, attr))
261 goto err;
262 return 1;
263
264err:
265 X509_ATTRIBUTE_free(attr);
266 ASN1_TYPE_free(at);
267 return 0;
268}
269
270/* This is the normal usage: use the "official" OID */
271int
272X509_REQ_add_extensions(X509_REQ *req, STACK_OF(X509_EXTENSION) *exts)
273{
274 return X509_REQ_add_extensions_nid(req, exts, NID_ext_req);
275}
276
277/* Request attribute functions */
278
279int
280X509_REQ_get_attr_count(const X509_REQ *req)
281{
282 return X509at_get_attr_count(req->req_info->attributes);
283}
284
285int
286X509_REQ_get_attr_by_NID(const X509_REQ *req, int nid, int lastpos)
287{
288 return X509at_get_attr_by_NID(req->req_info->attributes, nid, lastpos);
289}
290
291int
292X509_REQ_get_attr_by_OBJ(const X509_REQ *req, ASN1_OBJECT *obj, int lastpos)
293{
294 return X509at_get_attr_by_OBJ(req->req_info->attributes, obj, lastpos);
295}
296
297X509_ATTRIBUTE *
298X509_REQ_get_attr(const X509_REQ *req, int loc)
299{
300 return X509at_get_attr(req->req_info->attributes, loc);
301}
302
303X509_ATTRIBUTE *
304X509_REQ_delete_attr(X509_REQ *req, int loc)
305{
306 return X509at_delete_attr(req->req_info->attributes, loc);
307}
308
309int
310X509_REQ_add1_attr(X509_REQ *req, X509_ATTRIBUTE *attr)
311{
312 if (X509at_add1_attr(&req->req_info->attributes, attr))
313 return 1;
314 return 0;
315}
316
317int
318X509_REQ_add1_attr_by_OBJ(X509_REQ *req, const ASN1_OBJECT *obj, int type,
319 const unsigned char *bytes, int len)
320{
321 if (X509at_add1_attr_by_OBJ(&req->req_info->attributes, obj,
322 type, bytes, len))
323 return 1;
324 return 0;
325}
326
327int
328X509_REQ_add1_attr_by_NID(X509_REQ *req, int nid, int type,
329 const unsigned char *bytes, int len)
330{
331 if (X509at_add1_attr_by_NID(&req->req_info->attributes, nid,
332 type, bytes, len))
333 return 1;
334 return 0;
335}
336
337int
338X509_REQ_add1_attr_by_txt(X509_REQ *req, const char *attrname, int type,
339 const unsigned char *bytes, int len)
340{
341 if (X509at_add1_attr_by_txt(&req->req_info->attributes, attrname,
342 type, bytes, len))
343 return 1;
344 return 0;
345}
generated by cgit v1.2.3-55-g6feb (git 2.39.1) at 2025-12-25 07:52:22 +0000