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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 "asn1_mac.h"
62#include "x509.h"
63
64/*
65 * ASN1err(ASN1_F_D2I_X509_REQ,ASN1_R_LENGTH_MISMATCH);
66 * ASN1err(ASN1_F_D2I_X509_REQ_INFO,ASN1_R_LENGTH_MISMATCH);
67 * ASN1err(ASN1_F_X509_REQ_NEW,ASN1_R_LENGTH_MISMATCH);
68 * ASN1err(ASN1_F_X509_REQ_INFO_NEW,ASN1_R_LENGTH_MISMATCH);
69 */
70
71int i2d_X509_REQ_INFO(a,pp)
72X509_REQ_INFO *a;
73unsigned char **pp;
74 {
75 M_ASN1_I2D_vars(a);
76
77 M_ASN1_I2D_len(a->version, i2d_ASN1_INTEGER);
78 M_ASN1_I2D_len(a->subject, i2d_X509_NAME);
79 M_ASN1_I2D_len(a->pubkey, i2d_X509_PUBKEY);
80
81 /* this is a *nasty* hack reported to be required to
82 * allow some CA Software to accept the cert request.
83 * It is not following the PKCS standards ...
84 * PKCS#10 pg 5
85 * attributes [0] IMPLICIT Attibutes
86 * NOTE: no OPTIONAL ... so it *must* be there
87 */
88 if (a->req_kludge)
89 {
90 M_ASN1_I2D_len_IMP_set_opt(a->attributes,i2d_X509_ATTRIBUTE,0);
91 }
92 else
93 {
94 M_ASN1_I2D_len_IMP_set(a->attributes, i2d_X509_ATTRIBUTE,0);
95 }
96
97 M_ASN1_I2D_seq_total();
98 M_ASN1_I2D_put(a->version, i2d_ASN1_INTEGER);
99 M_ASN1_I2D_put(a->subject, i2d_X509_NAME);
100 M_ASN1_I2D_put(a->pubkey, i2d_X509_PUBKEY);
101
102 /* this is a *nasty* hack reported to be required by some CA's.
103 * It is not following the PKCS standards ...
104 * PKCS#10 pg 5
105 * attributes [0] IMPLICIT Attibutes
106 * NOTE: no OPTIONAL ... so it *must* be there
107 */
108 if (a->req_kludge)
109 {
110 M_ASN1_I2D_put_IMP_set_opt(a->attributes,i2d_X509_ATTRIBUTE,0);
111 }
112 else
113 {
114 M_ASN1_I2D_put_IMP_set(a->attributes,i2d_X509_ATTRIBUTE,0);
115 }
116
117 M_ASN1_I2D_finish();
118 }
119
120X509_REQ_INFO *d2i_X509_REQ_INFO(a,pp,length)
121X509_REQ_INFO **a;
122unsigned char **pp;
123long length;
124 {
125 M_ASN1_D2I_vars(a,X509_REQ_INFO *,X509_REQ_INFO_new);
126
127 M_ASN1_D2I_Init();
128 M_ASN1_D2I_start_sequence();
129 M_ASN1_D2I_get(ret->version,d2i_ASN1_INTEGER);
130 M_ASN1_D2I_get(ret->subject,d2i_X509_NAME);
131 M_ASN1_D2I_get(ret->pubkey,d2i_X509_PUBKEY);
132
133 /* this is a *nasty* hack to allow for some CA's that
134 * have been reported as requiring it.
135 * It is not following the PKCS standards ...
136 * PKCS#10 pg 5
137 * attributes [0] IMPLICIT Attibutes
138 * NOTE: no OPTIONAL ... so it *must* be there
139 */
140 if (asn1_Finish(&c))
141 ret->req_kludge=1;
142 else
143 {
144 M_ASN1_D2I_get_IMP_set(ret->attributes,d2i_X509_ATTRIBUTE,0);
145 }
146
147 M_ASN1_D2I_Finish(a,X509_REQ_INFO_free,ASN1_F_D2I_X509_REQ_INFO);
148 }
149
150X509_REQ_INFO *X509_REQ_INFO_new()
151 {
152 X509_REQ_INFO *ret=NULL;
153
154 M_ASN1_New_Malloc(ret,X509_REQ_INFO);
155 M_ASN1_New(ret->version,ASN1_INTEGER_new);
156 M_ASN1_New(ret->subject,X509_NAME_new);
157 M_ASN1_New(ret->pubkey,X509_PUBKEY_new);
158 M_ASN1_New(ret->attributes,sk_new_null);
159 ret->req_kludge=0;
160 return(ret);
161 M_ASN1_New_Error(ASN1_F_X509_REQ_INFO_NEW);
162 }
163
164void X509_REQ_INFO_free(a)
165X509_REQ_INFO *a;
166 {
167 if (a == NULL) return;
168 ASN1_INTEGER_free(a->version);
169 X509_NAME_free(a->subject);
170 X509_PUBKEY_free(a->pubkey);
171 sk_pop_free(a->attributes,X509_ATTRIBUTE_free);
172 Free((char *)a);
173 }
174
175int i2d_X509_REQ(a,pp)
176X509_REQ *a;
177unsigned char **pp;
178 {
179 M_ASN1_I2D_vars(a);
180 M_ASN1_I2D_len(a->req_info, i2d_X509_REQ_INFO);
181 M_ASN1_I2D_len(a->sig_alg, i2d_X509_ALGOR);
182 M_ASN1_I2D_len(a->signature, i2d_ASN1_BIT_STRING);
183
184 M_ASN1_I2D_seq_total();
185
186 M_ASN1_I2D_put(a->req_info, i2d_X509_REQ_INFO);
187 M_ASN1_I2D_put(a->sig_alg, i2d_X509_ALGOR);
188 M_ASN1_I2D_put(a->signature, i2d_ASN1_BIT_STRING);
189
190 M_ASN1_I2D_finish();
191 }
192
193X509_REQ *d2i_X509_REQ(a,pp,length)
194X509_REQ **a;
195unsigned char **pp;
196long length;
197 {
198 M_ASN1_D2I_vars(a,X509_REQ *,X509_REQ_new);
199
200 M_ASN1_D2I_Init();
201 M_ASN1_D2I_start_sequence();
202 M_ASN1_D2I_get(ret->req_info,d2i_X509_REQ_INFO);
203 M_ASN1_D2I_get(ret->sig_alg,d2i_X509_ALGOR);
204 M_ASN1_D2I_get(ret->signature,d2i_ASN1_BIT_STRING);
205 M_ASN1_D2I_Finish(a,X509_REQ_free,ASN1_F_D2I_X509_REQ);
206 }
207
208X509_REQ *X509_REQ_new()
209 {
210 X509_REQ *ret=NULL;
211
212 M_ASN1_New_Malloc(ret,X509_REQ);
213 ret->references=1;
214 M_ASN1_New(ret->req_info,X509_REQ_INFO_new);
215 M_ASN1_New(ret->sig_alg,X509_ALGOR_new);
216 M_ASN1_New(ret->signature,ASN1_BIT_STRING_new);
217 return(ret);
218 M_ASN1_New_Error(ASN1_F_X509_REQ_NEW);
219 }
220
221void X509_REQ_free(a)
222X509_REQ *a;
223 {
224 int i;
225
226 if (a == NULL) return;
227
228 i=CRYPTO_add(&a->references,-1,CRYPTO_LOCK_X509_REQ);
229#ifdef REF_PRINT
230 REF_PRINT("X509_REQ",a);
231#endif
232 if (i > 0) return;
233#ifdef REF_CHECK
234 if (i < 0)
235 {
236 fprintf(stderr,"X509_REQ_free, bad reference count\n");
237 abort();
238 }
239#endif
240
241 X509_REQ_INFO_free(a->req_info);
242 X509_ALGOR_free(a->sig_alg);
243 ASN1_BIT_STRING_free(a->signature);
244 Free((char *)a);
245 }
246
247
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