Various changes to make this stuff compile under Win32 and VC++ with and
[openssl.git] / crypto / x509v3 / v3_genn.c
1 /* v3_genn.c */
2 /* Written by Dr Stephen N Henson (shenson@bigfoot.com) 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
60 #include <stdio.h>
61 #include "cryptlib.h"
62 #include "asn1.h"
63 #include "asn1_mac.h"
64 #include "conf.h"
65 #include "x509v3.h"
66
67 /*
68  * ASN1err(ASN1_F_GENERAL_NAME_NEW,ERR_R_MALLOC_FAILURE);
69  * ASN1err(ASN1_F_D2I_GENERAL_NAME,ERR_R_MALLOC_FAILURE);
70  */
71
72 int i2d_GENERAL_NAME(a,pp)
73 GENERAL_NAME *a;
74 unsigned char **pp;
75 {
76         unsigned char *p;
77         int ret;
78
79         ret = 0;
80
81         /* Save the location of initial TAG */
82         if(pp) p = *pp;
83         else p = NULL;
84
85         /* GEN_DNAME needs special treatment because of EXPLICIT tag */
86
87         if(a->type == GEN_DIRNAME) {
88                 int v = 0;
89                 M_ASN1_I2D_len_EXP_opt(a->d.dirn, i2d_X509_NAME, 4, v);
90                 if(!p) return ret;
91                 M_ASN1_I2D_put_EXP_opt(a->d.dirn, i2d_X509_NAME, 4, v);
92                 *pp = p;
93                 return ret;
94         }
95
96         switch(a->type) {
97
98                 case GEN_OTHERNAME:
99                 case GEN_X400:
100                 case GEN_EDIPARTY:
101                 ret = i2d_ASN1_TYPE(a->d.other, pp);
102                 break;
103
104                 case GEN_EMAIL:
105                 case GEN_DNS:
106                 case GEN_URI:
107                 ret = i2d_ASN1_IA5STRING(a->d.ia5, pp);
108                 break;
109
110                 case GEN_IPADD:
111                 ret = i2d_ASN1_OCTET_STRING(a->d.ip, pp);
112                 break;
113         
114                 case GEN_RID:
115                 ret = i2d_ASN1_OBJECT(a->d.rid, pp);
116                 break;
117         }
118         /* Replace TAG with IMPLICIT value */
119         if(p) *p = (*p & V_ASN1_CONSTRUCTED) | a->type;
120         return ret;
121 }
122
123 GENERAL_NAME *GENERAL_NAME_new()
124 {
125         GENERAL_NAME *ret=NULL;
126         ASN1_CTX c;
127         M_ASN1_New_Malloc(ret, GENERAL_NAME);
128         ret->type = -1;
129         ret->d.ptr = NULL;
130         return (ret);
131         M_ASN1_New_Error(ASN1_F_GENERAL_NAME_NEW);
132 }
133
134 GENERAL_NAME *d2i_GENERAL_NAME(a,pp,length)
135 GENERAL_NAME **a;
136 unsigned char **pp;
137 long length;
138 {
139         unsigned char _tmp;
140         M_ASN1_D2I_vars(a,GENERAL_NAME *,GENERAL_NAME_new);
141         M_ASN1_D2I_Init();
142         c.slen = length;
143
144         _tmp = M_ASN1_next;
145         ret->type = _tmp & ~V_ASN1_CONSTRUCTED;
146
147         switch(ret->type) {
148                 /* Just put these in a "blob" for now */
149                 case GEN_OTHERNAME:
150                 case GEN_X400:
151                 case GEN_EDIPARTY:
152                 M_ASN1_D2I_get_imp(ret->d.other, d2i_ASN1_TYPE,V_ASN1_SEQUENCE);
153                 break;
154
155                 case GEN_EMAIL:
156                 case GEN_DNS:
157                 case GEN_URI:
158                 M_ASN1_D2I_get_imp(ret->d.ia5, d2i_ASN1_IA5STRING,
159                                                         V_ASN1_IA5STRING);
160                 break;
161
162                 case GEN_DIRNAME:
163                 M_ASN1_D2I_get_EXP_opt(ret->d.dirn, d2i_X509_NAME, 4);
164                 break;
165
166                 case GEN_IPADD:
167                 M_ASN1_D2I_get_imp(ret->d.ip, d2i_ASN1_OCTET_STRING,
168                                                         V_ASN1_OCTET_STRING);
169                 break;
170         
171                 case GEN_RID:
172                 M_ASN1_D2I_get_imp(ret->d.rid, d2i_ASN1_OBJECT,V_ASN1_OBJECT);
173                 break;
174
175                 default:
176                 c.error = ASN1_R_BAD_TAG;
177                 goto err;
178         }
179
180         c.slen = 0;
181         M_ASN1_D2I_Finish(a, GENERAL_NAME_free, ASN1_F_D2I_GENERAL_NAME);
182 }
183
184 void GENERAL_NAME_free(a)
185 GENERAL_NAME *a;
186 {
187         if (a == NULL) return;
188         switch(a->type) {
189                 case GEN_OTHERNAME:
190                 case GEN_X400:
191                 case GEN_EDIPARTY:
192                 ASN1_TYPE_free(a->d.other);
193                 break;
194
195                 case GEN_EMAIL:
196                 case GEN_DNS:
197                 case GEN_URI:
198
199                 ASN1_IA5STRING_free(a->d.ia5);
200                 break;
201
202                 case GEN_DIRNAME:
203                 X509_NAME_free(a->d.dirn);
204                 break;
205
206                 case GEN_IPADD:
207                 ASN1_OCTET_STRING_free(a->d.ip);
208                 break;
209         
210                 case GEN_RID:
211                 ASN1_OBJECT_free(a->d.rid);
212                 break;
213
214         }
215         Free ((char *)a);
216 }
217
218 /* Now the GeneralNames versions: a SEQUENCE OF GeneralName These are needed as
219  * an explicit functions.
220  */
221
222 STACK *GENERAL_NAMES_new()
223 {
224         return sk_new(NULL);
225 }
226
227 void GENERAL_NAMES_free(a)
228 STACK *a;
229 {
230         sk_pop_free(a, GENERAL_NAME_free);
231 }
232
233 STACK *d2i_GENERAL_NAMES(a,pp,length)
234 STACK **a;
235 unsigned char **pp;
236 long length;
237 {
238 return d2i_ASN1_SET(a, pp, length, (char *(*)())d2i_GENERAL_NAME,
239                          GENERAL_NAME_free, V_ASN1_SEQUENCE, V_ASN1_UNIVERSAL);
240 }
241
242 int i2d_GENERAL_NAMES(a,pp)
243 STACK *a;
244 unsigned char **pp;
245 {
246 return i2d_ASN1_SET(a, pp, i2d_GENERAL_NAME, V_ASN1_SEQUENCE,
247                                                  V_ASN1_UNIVERSAL, IS_SEQUENCE);
248 }