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1/* crypto/asn1/x_cinf.c */
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#include "cryptlib.h"
61#include <openssl/asn1_mac.h>
62#include <openssl/x509.h>
63
64int i2d_X509_CINF(X509_CINF *a, unsigned char **pp)
65 {
66 int v1=0,v2=0;
67 M_ASN1_I2D_vars(a);
68
69 M_ASN1_I2D_len_EXP_opt(a->version,i2d_ASN1_INTEGER,0,v1);
70 M_ASN1_I2D_len(a->serialNumber, i2d_ASN1_INTEGER);
71 M_ASN1_I2D_len(a->signature, i2d_X509_ALGOR);
72 M_ASN1_I2D_len(a->issuer, i2d_X509_NAME);
73 M_ASN1_I2D_len(a->validity, i2d_X509_VAL);
74 M_ASN1_I2D_len(a->subject, i2d_X509_NAME);
75 M_ASN1_I2D_len(a->key, i2d_X509_PUBKEY);
76 M_ASN1_I2D_len_IMP_opt(a->issuerUID, i2d_ASN1_BIT_STRING);
77 M_ASN1_I2D_len_IMP_opt(a->subjectUID, i2d_ASN1_BIT_STRING);
78 M_ASN1_I2D_len_EXP_SEQUENCE_opt_type(X509_EXTENSION,a->extensions,
79 i2d_X509_EXTENSION,3,
80 V_ASN1_SEQUENCE,v2);
81
82 M_ASN1_I2D_seq_total();
83
84 M_ASN1_I2D_put_EXP_opt(a->version,i2d_ASN1_INTEGER,0,v1);
85 M_ASN1_I2D_put(a->serialNumber, i2d_ASN1_INTEGER);
86 M_ASN1_I2D_put(a->signature, i2d_X509_ALGOR);
87 M_ASN1_I2D_put(a->issuer, i2d_X509_NAME);
88 M_ASN1_I2D_put(a->validity, i2d_X509_VAL);
89 M_ASN1_I2D_put(a->subject, i2d_X509_NAME);
90 M_ASN1_I2D_put(a->key, i2d_X509_PUBKEY);
91 M_ASN1_I2D_put_IMP_opt(a->issuerUID, i2d_ASN1_BIT_STRING,1);
92 M_ASN1_I2D_put_IMP_opt(a->subjectUID, i2d_ASN1_BIT_STRING,2);
93 M_ASN1_I2D_put_EXP_SEQUENCE_opt_type(X509_EXTENSION,a->extensions,
94 i2d_X509_EXTENSION,3,
95 V_ASN1_SEQUENCE,v2);
96
97 M_ASN1_I2D_finish();
98 }
99
100X509_CINF *d2i_X509_CINF(X509_CINF **a, unsigned char **pp, long length)
101 {
102 int ver=0;
103 M_ASN1_D2I_vars(a,X509_CINF *,X509_CINF_new);
104
105 M_ASN1_D2I_Init();
106 M_ASN1_D2I_start_sequence();
107 /* we have the optional version field */
108 if (M_ASN1_next == (V_ASN1_CONTEXT_SPECIFIC | V_ASN1_CONSTRUCTED | 0))
109 {
110 M_ASN1_D2I_get_EXP_opt(ret->version,d2i_ASN1_INTEGER,0);
111 if (ret->version->data != NULL)
112 ver=ret->version->data[0];
113 }
114 else
115 {
116 if (ret->version != NULL)
117 {
118 M_ASN1_INTEGER_free(ret->version);
119 ret->version=NULL;
120 }
121 }
122 M_ASN1_D2I_get(ret->serialNumber,d2i_ASN1_INTEGER);
123 M_ASN1_D2I_get(ret->signature,d2i_X509_ALGOR);
124 M_ASN1_D2I_get(ret->issuer,d2i_X509_NAME);
125 M_ASN1_D2I_get(ret->validity,d2i_X509_VAL);
126 M_ASN1_D2I_get(ret->subject,d2i_X509_NAME);
127 M_ASN1_D2I_get(ret->key,d2i_X509_PUBKEY);
128 if (ver >= 1) /* version 2 extensions */
129 {
130 if (ret->issuerUID != NULL)
131 {
132 M_ASN1_BIT_STRING_free(ret->issuerUID);
133 ret->issuerUID=NULL;
134 }
135 if (ret->subjectUID != NULL)
136 {
137 M_ASN1_BIT_STRING_free(ret->subjectUID);
138 ret->subjectUID=NULL;
139 }
140 M_ASN1_D2I_get_IMP_opt(ret->issuerUID,d2i_ASN1_BIT_STRING, 1,
141 V_ASN1_BIT_STRING);
142 M_ASN1_D2I_get_IMP_opt(ret->subjectUID,d2i_ASN1_BIT_STRING, 2,
143 V_ASN1_BIT_STRING);
144 }
145/* Note: some broken certificates include extensions but don't set
146 * the version number properly. By bypassing this check they can
147 * be parsed.
148 */
149
150#ifdef VERSION_EXT_CHECK
151 if (ver >= 2) /* version 3 extensions */
152#endif
153 {
154 if (ret->extensions != NULL)
155 while (sk_X509_EXTENSION_num(ret->extensions))
156 X509_EXTENSION_free(
157 sk_X509_EXTENSION_pop(ret->extensions));
158 M_ASN1_D2I_get_EXP_set_opt_type(X509_EXTENSION,ret->extensions,
159 d2i_X509_EXTENSION,
160 X509_EXTENSION_free,3,
161 V_ASN1_SEQUENCE);
162 }
163 M_ASN1_D2I_Finish(a,X509_CINF_free,ASN1_F_D2I_X509_CINF);
164 }
165
166X509_CINF *X509_CINF_new(void)
167 {
168 X509_CINF *ret=NULL;
169 ASN1_CTX c;
170
171 M_ASN1_New_Malloc(ret,X509_CINF);
172 ret->version=NULL;
173 M_ASN1_New(ret->serialNumber,M_ASN1_INTEGER_new);
174 M_ASN1_New(ret->signature,X509_ALGOR_new);
175 M_ASN1_New(ret->issuer,X509_NAME_new);
176 M_ASN1_New(ret->validity,X509_VAL_new);
177 M_ASN1_New(ret->subject,X509_NAME_new);
178 M_ASN1_New(ret->key,X509_PUBKEY_new);
179 ret->issuerUID=NULL;
180 ret->subjectUID=NULL;
181 ret->extensions=NULL;
182 return(ret);
183 M_ASN1_New_Error(ASN1_F_X509_CINF_NEW);
184 }
185
186void X509_CINF_free(X509_CINF *a)
187 {
188 if (a == NULL) return;
189 M_ASN1_INTEGER_free(a->version);
190 M_ASN1_INTEGER_free(a->serialNumber);
191 X509_ALGOR_free(a->signature);
192 X509_NAME_free(a->issuer);
193 X509_VAL_free(a->validity);
194 X509_NAME_free(a->subject);
195 X509_PUBKEY_free(a->key);
196 M_ASN1_BIT_STRING_free(a->issuerUID);
197 M_ASN1_BIT_STRING_free(a->subjectUID);
198 sk_X509_EXTENSION_pop_free(a->extensions,X509_EXTENSION_free);
199 OPENSSL_free(a);
200 }
201
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