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1/* crypto/asn1/x_req.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_REQ_INFO(X509_REQ_INFO *a, unsigned char **pp)
65 {
66 M_ASN1_I2D_vars(a);
67
68 M_ASN1_I2D_len(a->version, i2d_ASN1_INTEGER);
69 M_ASN1_I2D_len(a->subject, i2d_X509_NAME);
70 M_ASN1_I2D_len(a->pubkey, i2d_X509_PUBKEY);
71
72 /* this is a *nasty* hack reported to be required to
73 * allow some CA Software to accept the cert request.
74 * It is not following the PKCS standards ...
75 * PKCS#10 pg 5
76 * attributes [0] IMPLICIT Attibutes
77 * NOTE: no OPTIONAL ... so it *must* be there
78 */
79 if (a->req_kludge)
80 {
81 M_ASN1_I2D_len_IMP_SET_opt_type(X509_ATTRIBUTE,a->attributes,i2d_X509_ATTRIBUTE,0);
82 }
83 else
84 {
85 M_ASN1_I2D_len_IMP_SET_type(X509_ATTRIBUTE,a->attributes,
86 i2d_X509_ATTRIBUTE,0);
87 }
88
89 M_ASN1_I2D_seq_total();
90 M_ASN1_I2D_put(a->version, i2d_ASN1_INTEGER);
91 M_ASN1_I2D_put(a->subject, i2d_X509_NAME);
92 M_ASN1_I2D_put(a->pubkey, i2d_X509_PUBKEY);
93
94 /* this is a *nasty* hack reported to be required by some CA's.
95 * It is not following the PKCS standards ...
96 * PKCS#10 pg 5
97 * attributes [0] IMPLICIT Attibutes
98 * NOTE: no OPTIONAL ... so it *must* be there
99 */
100 if (a->req_kludge)
101 {
102 M_ASN1_I2D_put_IMP_SET_opt_type(X509_ATTRIBUTE,a->attributes,
103 i2d_X509_ATTRIBUTE,0);
104 }
105 else
106 {
107 M_ASN1_I2D_put_IMP_SET_type(X509_ATTRIBUTE,a->attributes,
108 i2d_X509_ATTRIBUTE,0);
109 }
110
111 M_ASN1_I2D_finish();
112 }
113
114X509_REQ_INFO *d2i_X509_REQ_INFO(X509_REQ_INFO **a, unsigned char **pp,
115 long length)
116 {
117 M_ASN1_D2I_vars(a,X509_REQ_INFO *,X509_REQ_INFO_new);
118
119 M_ASN1_D2I_Init();
120 M_ASN1_D2I_start_sequence();
121 M_ASN1_D2I_get(ret->version,d2i_ASN1_INTEGER);
122 M_ASN1_D2I_get(ret->subject,d2i_X509_NAME);
123 M_ASN1_D2I_get(ret->pubkey,d2i_X509_PUBKEY);
124
125 /* this is a *nasty* hack to allow for some CA's that
126 * have been reported as requiring it.
127 * It is not following the PKCS standards ...
128 * PKCS#10 pg 5
129 * attributes [0] IMPLICIT Attibutes
130 * NOTE: no OPTIONAL ... so it *must* be there
131 */
132 if (asn1_Finish(&c))
133 ret->req_kludge=1;
134 else
135 {
136 M_ASN1_D2I_get_IMP_set_type(X509_ATTRIBUTE,ret->attributes,
137 d2i_X509_ATTRIBUTE,
138 X509_ATTRIBUTE_free,0);
139 }
140
141 M_ASN1_D2I_Finish(a,X509_REQ_INFO_free,ASN1_F_D2I_X509_REQ_INFO);
142 }
143
144X509_REQ_INFO *X509_REQ_INFO_new(void)
145 {
146 X509_REQ_INFO *ret=NULL;
147 ASN1_CTX c;
148
149 M_ASN1_New_Malloc(ret,X509_REQ_INFO);
150 M_ASN1_New(ret->version,ASN1_INTEGER_new);
151 M_ASN1_New(ret->subject,X509_NAME_new);
152 M_ASN1_New(ret->pubkey,X509_PUBKEY_new);
153 M_ASN1_New(ret->attributes,sk_X509_ATTRIBUTE_new_null);
154 ret->req_kludge=0;
155 return(ret);
156 M_ASN1_New_Error(ASN1_F_X509_REQ_INFO_NEW);
157 }
158
159void X509_REQ_INFO_free(X509_REQ_INFO *a)
160 {
161 if (a == NULL) return;
162 ASN1_INTEGER_free(a->version);
163 X509_NAME_free(a->subject);
164 X509_PUBKEY_free(a->pubkey);
165 sk_X509_ATTRIBUTE_pop_free(a->attributes,X509_ATTRIBUTE_free);
166 Free((char *)a);
167 }
168
169int i2d_X509_REQ(X509_REQ *a, unsigned char **pp)
170 {
171 M_ASN1_I2D_vars(a);
172 M_ASN1_I2D_len(a->req_info, i2d_X509_REQ_INFO);
173 M_ASN1_I2D_len(a->sig_alg, i2d_X509_ALGOR);
174 M_ASN1_I2D_len(a->signature, i2d_ASN1_BIT_STRING);
175
176 M_ASN1_I2D_seq_total();
177
178 M_ASN1_I2D_put(a->req_info, i2d_X509_REQ_INFO);
179 M_ASN1_I2D_put(a->sig_alg, i2d_X509_ALGOR);
180 M_ASN1_I2D_put(a->signature, i2d_ASN1_BIT_STRING);
181
182 M_ASN1_I2D_finish();
183 }
184
185X509_REQ *d2i_X509_REQ(X509_REQ **a, unsigned char **pp, long length)
186 {
187 M_ASN1_D2I_vars(a,X509_REQ *,X509_REQ_new);
188
189 M_ASN1_D2I_Init();
190 M_ASN1_D2I_start_sequence();
191 M_ASN1_D2I_get(ret->req_info,d2i_X509_REQ_INFO);
192 M_ASN1_D2I_get(ret->sig_alg,d2i_X509_ALGOR);
193 M_ASN1_D2I_get(ret->signature,d2i_ASN1_BIT_STRING);
194 M_ASN1_D2I_Finish(a,X509_REQ_free,ASN1_F_D2I_X509_REQ);
195 }
196
197X509_REQ *X509_REQ_new(void)
198 {
199 X509_REQ *ret=NULL;
200 ASN1_CTX c;
201
202 M_ASN1_New_Malloc(ret,X509_REQ);
203 ret->references=1;
204 M_ASN1_New(ret->req_info,X509_REQ_INFO_new);
205 M_ASN1_New(ret->sig_alg,X509_ALGOR_new);
206 M_ASN1_New(ret->signature,ASN1_BIT_STRING_new);
207 return(ret);
208 M_ASN1_New_Error(ASN1_F_X509_REQ_NEW);
209 }
210
211void X509_REQ_free(X509_REQ *a)
212 {
213 int i;
214
215 if (a == NULL) return;
216
217 i=CRYPTO_add(&a->references,-1,CRYPTO_LOCK_X509_REQ);
218#ifdef REF_PRINT
219 REF_PRINT("X509_REQ",a);
220#endif
221 if (i > 0) return;
222#ifdef REF_CHECK
223 if (i < 0)
224 {
225 fprintf(stderr,"X509_REQ_free, bad reference count\n");
226 abort();
227 }
228#endif
229
230 X509_REQ_INFO_free(a->req_info);
231 X509_ALGOR_free(a->sig_alg);
232 ASN1_BIT_STRING_free(a->signature);
233 Free((char *)a);
234 }
235
236
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