v3_genn.c revision 325337 
1/* v3_genn.c */
2/*
3 * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
4 * 1999.
5 */
6/* ====================================================================
7 * Copyright (c) 1999-2008 The OpenSSL Project.  All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 *
13 * 1. Redistributions of source code must retain the above copyright
14 *    notice, this list of conditions and the following disclaimer.
15 *
16 * 2. Redistributions in binary form must reproduce the above copyright
17 *    notice, this list of conditions and the following disclaimer in
18 *    the documentation and/or other materials provided with the
19 *    distribution.
20 *
21 * 3. All advertising materials mentioning features or use of this
22 *    software must display the following acknowledgment:
23 *    "This product includes software developed by the OpenSSL Project
24 *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
25 *
26 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
27 *    endorse or promote products derived from this software without
28 *    prior written permission. For written permission, please contact
29 *    licensing@OpenSSL.org.
30 *
31 * 5. Products derived from this software may not be called "OpenSSL"
32 *    nor may "OpenSSL" appear in their names without prior written
33 *    permission of the OpenSSL Project.
34 *
35 * 6. Redistributions of any form whatsoever must retain the following
36 *    acknowledgment:
37 *    "This product includes software developed by the OpenSSL Project
38 *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
39 *
40 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
41 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
42 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
43 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
44 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
45 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
46 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
47 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
49 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
50 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
51 * OF THE POSSIBILITY OF SUCH DAMAGE.
52 * ====================================================================
53 *
54 * This product includes cryptographic software written by Eric Young
55 * (eay@cryptsoft.com).  This product includes software written by Tim
56 * Hudson (tjh@cryptsoft.com).
57 *
58 */
59
60#include <stdio.h>
61#include "cryptlib.h"
62#include <openssl/asn1t.h>
63#include <openssl/conf.h>
64#include <openssl/x509v3.h>
65
66ASN1_SEQUENCE(OTHERNAME) = {
67        ASN1_SIMPLE(OTHERNAME, type_id, ASN1_OBJECT),
68        /* Maybe have a true ANY DEFINED BY later */
69        ASN1_EXP(OTHERNAME, value, ASN1_ANY, 0)
70} ASN1_SEQUENCE_END(OTHERNAME)
71
72IMPLEMENT_ASN1_FUNCTIONS(OTHERNAME)
73
74ASN1_SEQUENCE(EDIPARTYNAME) = {
75        ASN1_IMP_OPT(EDIPARTYNAME, nameAssigner, DIRECTORYSTRING, 0),
76        ASN1_IMP_OPT(EDIPARTYNAME, partyName, DIRECTORYSTRING, 1)
77} ASN1_SEQUENCE_END(EDIPARTYNAME)
78
79IMPLEMENT_ASN1_FUNCTIONS(EDIPARTYNAME)
80
81ASN1_CHOICE(GENERAL_NAME) = {
82        ASN1_IMP(GENERAL_NAME, d.otherName, OTHERNAME, GEN_OTHERNAME),
83        ASN1_IMP(GENERAL_NAME, d.rfc822Name, ASN1_IA5STRING, GEN_EMAIL),
84        ASN1_IMP(GENERAL_NAME, d.dNSName, ASN1_IA5STRING, GEN_DNS),
85        /* Don't decode this */
86        ASN1_IMP(GENERAL_NAME, d.x400Address, ASN1_SEQUENCE, GEN_X400),
87        /* X509_NAME is a CHOICE type so use EXPLICIT */
88        ASN1_EXP(GENERAL_NAME, d.directoryName, X509_NAME, GEN_DIRNAME),
89        ASN1_IMP(GENERAL_NAME, d.ediPartyName, EDIPARTYNAME, GEN_EDIPARTY),
90        ASN1_IMP(GENERAL_NAME, d.uniformResourceIdentifier, ASN1_IA5STRING, GEN_URI),
91        ASN1_IMP(GENERAL_NAME, d.iPAddress, ASN1_OCTET_STRING, GEN_IPADD),
92        ASN1_IMP(GENERAL_NAME, d.registeredID, ASN1_OBJECT, GEN_RID)
93} ASN1_CHOICE_END(GENERAL_NAME)
94
95IMPLEMENT_ASN1_FUNCTIONS(GENERAL_NAME)
96
97ASN1_ITEM_TEMPLATE(GENERAL_NAMES) =
98        ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF, 0, GeneralNames, GENERAL_NAME)
99ASN1_ITEM_TEMPLATE_END(GENERAL_NAMES)
100
101IMPLEMENT_ASN1_FUNCTIONS(GENERAL_NAMES)
102
103GENERAL_NAME *GENERAL_NAME_dup(GENERAL_NAME *a)
104{
105    return (GENERAL_NAME *)ASN1_dup((i2d_of_void *)i2d_GENERAL_NAME,
106                                    (d2i_of_void *)d2i_GENERAL_NAME,
107                                    (char *)a);
108}
109
110/* Returns 0 if they are equal, != 0 otherwise. */
111int GENERAL_NAME_cmp(GENERAL_NAME *a, GENERAL_NAME *b)
112{
113    int result = -1;
114
115    if (!a || !b || a->type != b->type)
116        return -1;
117    switch (a->type) {
118    case GEN_X400:
119    case GEN_EDIPARTY:
120        result = ASN1_TYPE_cmp(a->d.other, b->d.other);
121        break;
122
123    case GEN_OTHERNAME:
124        result = OTHERNAME_cmp(a->d.otherName, b->d.otherName);
125        break;
126
127    case GEN_EMAIL:
128    case GEN_DNS:
129    case GEN_URI:
130        result = ASN1_STRING_cmp(a->d.ia5, b->d.ia5);
131        break;
132
133    case GEN_DIRNAME:
134        result = X509_NAME_cmp(a->d.dirn, b->d.dirn);
135        break;
136
137    case GEN_IPADD:
138        result = ASN1_OCTET_STRING_cmp(a->d.ip, b->d.ip);
139        break;
140
141    case GEN_RID:
142        result = OBJ_cmp(a->d.rid, b->d.rid);
143        break;
144    }
145    return result;
146}
147
148/* Returns 0 if they are equal, != 0 otherwise. */
149int OTHERNAME_cmp(OTHERNAME *a, OTHERNAME *b)
150{
151    int result = -1;
152
153    if (!a || !b)
154        return -1;
155    /* Check their type first. */
156    if ((result = OBJ_cmp(a->type_id, b->type_id)) != 0)
157        return result;
158    /* Check the value. */
159    result = ASN1_TYPE_cmp(a->value, b->value);
160    return result;
161}
162
163void GENERAL_NAME_set0_value(GENERAL_NAME *a, int type, void *value)
164{
165    switch (type) {
166    case GEN_X400:
167    case GEN_EDIPARTY:
168        a->d.other = value;
169        break;
170
171    case GEN_OTHERNAME:
172        a->d.otherName = value;
173        break;
174
175    case GEN_EMAIL:
176    case GEN_DNS:
177    case GEN_URI:
178        a->d.ia5 = value;
179        break;
180
181    case GEN_DIRNAME:
182        a->d.dirn = value;
183        break;
184
185    case GEN_IPADD:
186        a->d.ip = value;
187        break;
188
189    case GEN_RID:
190        a->d.rid = value;
191        break;
192    }
193    a->type = type;
194}
195
196void *GENERAL_NAME_get0_value(GENERAL_NAME *a, int *ptype)
197{
198    if (ptype)
199        *ptype = a->type;
200    switch (a->type) {
201    case GEN_X400:
202    case GEN_EDIPARTY:
203        return a->d.other;
204
205    case GEN_OTHERNAME:
206        return a->d.otherName;
207
208    case GEN_EMAIL:
209    case GEN_DNS:
210    case GEN_URI:
211        return a->d.ia5;
212
213    case GEN_DIRNAME:
214        return a->d.dirn;
215
216    case GEN_IPADD:
217        return a->d.ip;
218
219    case GEN_RID:
220        return a->d.rid;
221
222    default:
223        return NULL;
224    }
225}
226
227int GENERAL_NAME_set0_othername(GENERAL_NAME *gen,
228                                ASN1_OBJECT *oid, ASN1_TYPE *value)
229{
230    OTHERNAME *oth;
231    oth = OTHERNAME_new();
232    if (!oth)
233        return 0;
234    ASN1_TYPE_free(oth->value);
235    oth->type_id = oid;
236    oth->value = value;
237    GENERAL_NAME_set0_value(gen, GEN_OTHERNAME, oth);
238    return 1;
239}
240
241int GENERAL_NAME_get0_otherName(GENERAL_NAME *gen,
242                                ASN1_OBJECT **poid, ASN1_TYPE **pvalue)
243{
244    if (gen->type != GEN_OTHERNAME)
245        return 0;
246    if (poid)
247        *poid = gen->d.otherName->type_id;
248    if (pvalue)
249        *pvalue = gen->d.otherName->value;
250    return 1;
251}
252