summaryrefslogtreecommitdiff
path: root/src/lib/libcrypto/asn1/asn_pack.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/lib/libcrypto/asn1/asn_pack.c')
-rw-r--r--src/lib/libcrypto/asn1/asn_pack.c217
1 files changed, 0 insertions, 217 deletions
diff --git a/src/lib/libcrypto/asn1/asn_pack.c b/src/lib/libcrypto/asn1/asn_pack.c
deleted file mode 100644
index f010f87bbd..0000000000
--- a/src/lib/libcrypto/asn1/asn_pack.c
+++ /dev/null
@@ -1,217 +0,0 @@
1/* $OpenBSD: asn_pack.c,v 1.14 2014/07/11 13:41:59 miod Exp $ */
2/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
3 * project 1999.
4 */
5/* ====================================================================
6 * Copyright (c) 1999 The OpenSSL Project. All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 *
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 *
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in
17 * the documentation and/or other materials provided with the
18 * distribution.
19 *
20 * 3. All advertising materials mentioning features or use of this
21 * software must display the following acknowledgment:
22 * "This product includes software developed by the OpenSSL Project
23 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
24 *
25 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
26 * endorse or promote products derived from this software without
27 * prior written permission. For written permission, please contact
28 * licensing@OpenSSL.org.
29 *
30 * 5. Products derived from this software may not be called "OpenSSL"
31 * nor may "OpenSSL" appear in their names without prior written
32 * permission of the OpenSSL Project.
33 *
34 * 6. Redistributions of any form whatsoever must retain the following
35 * acknowledgment:
36 * "This product includes software developed by the OpenSSL Project
37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
38 *
39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
42 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
43 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
45 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
46 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
49 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
50 * OF THE POSSIBILITY OF SUCH DAMAGE.
51 * ====================================================================
52 *
53 * This product includes cryptographic software written by Eric Young
54 * (eay@cryptsoft.com). This product includes software written by Tim
55 * Hudson (tjh@cryptsoft.com).
56 *
57 */
58
59#include <stdio.h>
60
61#include <openssl/asn1.h>
62#include <openssl/err.h>
63
64#ifndef NO_ASN1_OLD
65
66/* ASN1 packing and unpacking functions */
67
68/* Turn an ASN1 encoded SEQUENCE OF into a STACK of structures */
69
70STACK_OF(OPENSSL_BLOCK) *
71ASN1_seq_unpack(const unsigned char *buf, int len, d2i_of_void *d2i,
72 void (*free_func)(OPENSSL_BLOCK))
73{
74 STACK_OF(OPENSSL_BLOCK) *sk;
75 const unsigned char *pbuf;
76
77 pbuf = buf;
78 if (!(sk = d2i_ASN1_SET(NULL, &pbuf, len, d2i, free_func,
79 V_ASN1_SEQUENCE, V_ASN1_UNIVERSAL)))
80 ASN1err(ASN1_F_ASN1_SEQ_UNPACK,ASN1_R_DECODE_ERROR);
81 return sk;
82}
83
84/* Turn a STACK structures into an ASN1 encoded SEQUENCE OF structure in a
85 * OPENSSL_malloc'ed buffer
86 */
87
88unsigned char *
89ASN1_seq_pack(STACK_OF(OPENSSL_BLOCK) *safes, i2d_of_void *i2d,
90 unsigned char **buf, int *len)
91{
92 int safelen;
93 unsigned char *safe, *p;
94
95 if (!(safelen = i2d_ASN1_SET(safes, NULL, i2d, V_ASN1_SEQUENCE,
96 V_ASN1_UNIVERSAL, IS_SEQUENCE))) {
97 ASN1err(ASN1_F_ASN1_SEQ_PACK,ASN1_R_ENCODE_ERROR);
98 return NULL;
99 }
100 if (!(safe = malloc(safelen))) {
101 ASN1err(ASN1_F_ASN1_SEQ_PACK,ERR_R_MALLOC_FAILURE);
102 return NULL;
103 }
104 p = safe;
105 i2d_ASN1_SET(safes, &p, i2d, V_ASN1_SEQUENCE, V_ASN1_UNIVERSAL,
106 IS_SEQUENCE);
107 if (len)
108 *len = safelen;
109 if (buf)
110 *buf = safe;
111 return safe;
112}
113
114/* Extract an ASN1 object from an ASN1_STRING */
115
116void *
117ASN1_unpack_string(ASN1_STRING *oct, d2i_of_void *d2i)
118{
119 const unsigned char *p;
120 char *ret;
121
122 p = oct->data;
123 if (!(ret = d2i(NULL, &p, oct->length)))
124 ASN1err(ASN1_F_ASN1_UNPACK_STRING,ASN1_R_DECODE_ERROR);
125 return ret;
126}
127
128/* Pack an ASN1 object into an ASN1_STRING */
129
130ASN1_STRING *
131ASN1_pack_string(void *obj, i2d_of_void *i2d, ASN1_STRING **oct)
132{
133 unsigned char *p;
134 ASN1_STRING *octmp;
135
136 if (!oct || !*oct) {
137 if (!(octmp = ASN1_STRING_new())) {
138 ASN1err(ASN1_F_ASN1_PACK_STRING,ERR_R_MALLOC_FAILURE);
139 return NULL;
140 }
141 } else
142 octmp = *oct;
143
144 if (!(octmp->length = i2d(obj, NULL))) {
145 ASN1err(ASN1_F_ASN1_PACK_STRING,ASN1_R_ENCODE_ERROR);
146 goto err;
147 }
148 if (!(p = malloc (octmp->length))) {
149 ASN1err(ASN1_F_ASN1_PACK_STRING,ERR_R_MALLOC_FAILURE);
150 goto err;
151 }
152 octmp->data = p;
153 i2d (obj, &p);
154 if (oct)
155 *oct = octmp;
156 return octmp;
157err:
158 if (!oct || octmp != *oct) {
159 ASN1_STRING_free(octmp);
160 if (oct)
161 *oct = NULL;
162 }
163 return NULL;
164}
165
166#endif
167
168/* ASN1_ITEM versions of the above */
169
170ASN1_STRING *
171ASN1_item_pack(void *obj, const ASN1_ITEM *it, ASN1_STRING **oct)
172{
173 ASN1_STRING *octmp;
174
175 if (!oct || !*oct) {
176 if (!(octmp = ASN1_STRING_new ())) {
177 ASN1err(ASN1_F_ASN1_ITEM_PACK, ERR_R_MALLOC_FAILURE);
178 return NULL;
179 }
180 } else
181 octmp = *oct;
182
183 if (octmp->data) {
184 free(octmp->data);
185 octmp->data = NULL;
186 }
187
188 if (!(octmp->length = ASN1_item_i2d(obj, &octmp->data, it))) {
189 ASN1err(ASN1_F_ASN1_ITEM_PACK, ASN1_R_ENCODE_ERROR);
190 goto err;
191 }
192 if (!octmp->data) {
193 ASN1err(ASN1_F_ASN1_ITEM_PACK, ERR_R_MALLOC_FAILURE);
194 goto err;
195 }
196 if (oct)
197 *oct = octmp;
198 return octmp;
199err:
200 if (!oct || octmp != *oct)
201 ASN1_STRING_free(octmp);
202 return NULL;
203}
204
205/* Extract an ASN1 object from an ASN1_STRING */
206
207void *
208ASN1_item_unpack(ASN1_STRING *oct, const ASN1_ITEM *it)
209{
210 const unsigned char *p;
211 void *ret;
212
213 p = oct->data;
214 if (!(ret = ASN1_item_d2i(NULL, &p, oct->length, it)))
215 ASN1err(ASN1_F_ASN1_ITEM_UNPACK, ASN1_R_DECODE_ERROR);
216 return ret;
217}
generated by cgit v1.2.3-55-g6feb (git 2.39.1) at 2025-03-22 18:19:03 +0000