1 /* v3_genn.c */
2 /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
3  * project 1999.
4  */
5 /* ====================================================================
6  * Copyright (c) 1999-2008 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 <openssl/asn1t.h>
63 #include <openssl/conf.h>
64 #include <openssl/x509v3.h>
65 
66 ASN1_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 
72 IMPLEMENT_ASN1_FUNCTIONS(OTHERNAME)
73 
74 ASN1_SEQUENCE(EDIPARTYNAME) = {
75 	ASN1_IMP_OPT(EDIPARTYNAME, nameAssigner, DIRECTORYSTRING, 0),
76 	ASN1_IMP_OPT(EDIPARTYNAME, partyName, DIRECTORYSTRING, 1)
77 } ASN1_SEQUENCE_END(EDIPARTYNAME)
78 
79 IMPLEMENT_ASN1_FUNCTIONS(EDIPARTYNAME)
80 
81 ASN1_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 
95 IMPLEMENT_ASN1_FUNCTIONS(GENERAL_NAME)
96 
97 ASN1_ITEM_TEMPLATE(GENERAL_NAMES) =
98 	ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF, 0, GeneralNames, GENERAL_NAME)
99 ASN1_ITEM_TEMPLATE_END(GENERAL_NAMES)
100 
101 IMPLEMENT_ASN1_FUNCTIONS(GENERAL_NAMES)
102 
103 GENERAL_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. */
111 int GENERAL_NAME_cmp(GENERAL_NAME *a, GENERAL_NAME *b)
112 	{
113 	int result = -1;
114 
115 	if (!a || !b || a->type != b->type) return -1;
116 	switch(a->type)
117 		{
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. */
149 int OTHERNAME_cmp(OTHERNAME *a, OTHERNAME *b)
150 	{
151 	int result = -1;
152 
153 	if (!a || !b) return -1;
154 	/* Check their type first. */
155 	if ((result = OBJ_cmp(a->type_id, b->type_id)) != 0)
156 		return result;
157 	/* Check the value. */
158 	result = ASN1_TYPE_cmp(a->value, b->value);
159 	return result;
160 	}
161 
162 void GENERAL_NAME_set0_value(GENERAL_NAME *a, int type, void *value)
163 	{
164 	switch(type)
165 		{
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 
196 void *GENERAL_NAME_get0_value(GENERAL_NAME *a, int *ptype)
197 	{
198 	if (ptype)
199 		*ptype = a->type;
200 	switch(a->type)
201 		{
202 	case GEN_X400:
203 	case GEN_EDIPARTY:
204 		return a->d.other;
205 
206 	case GEN_OTHERNAME:
207 		return a->d.otherName;
208 
209 	case GEN_EMAIL:
210 	case GEN_DNS:
211 	case GEN_URI:
212 		return a->d.ia5;
213 
214 	case GEN_DIRNAME:
215 		return a->d.dirn;
216 
217 	case GEN_IPADD:
218 		return a->d.ip;
219 
220 	case GEN_RID:
221 		return a->d.rid;
222 
223 	default:
224 		return NULL;
225 		}
226 	}
227 
228 int GENERAL_NAME_set0_othername(GENERAL_NAME *gen,
229 				ASN1_OBJECT *oid, ASN1_TYPE *value)
230 	{
231 	OTHERNAME *oth;
232 	oth = OTHERNAME_new();
233 	if (!oth)
234 		return 0;
235 	oth->type_id = oid;
236 	oth->value = value;
237 	GENERAL_NAME_set0_value(gen, GEN_OTHERNAME, oth);
238 	return 1;
239 	}
240 
241 int 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 
253