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 #include <stdio.h>
59 
60 #include <openssl/asn1t.h>
61 #include <openssl/conf.h>
62 #include <openssl/obj.h>
63 #include <openssl/x509v3.h>
64 
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 IMPLEMENT_ASN1_DUP_FUNCTION(GENERAL_NAME)
104 
105 /* Returns 0 if they are equal, != 0 otherwise. */
106 int GENERAL_NAME_cmp(GENERAL_NAME *a, GENERAL_NAME *b)
107 {
108     int result = -1;
109 
110     if (!a || !b || a->type != b->type)
111         return -1;
112     switch (a->type) {
113     case GEN_X400:
114     case GEN_EDIPARTY:
115         result = ASN1_TYPE_cmp(a->d.other, b->d.other);
116         break;
117 
118     case GEN_OTHERNAME:
119         result = OTHERNAME_cmp(a->d.otherName, b->d.otherName);
120         break;
121 
122     case GEN_EMAIL:
123     case GEN_DNS:
124     case GEN_URI:
125         result = ASN1_STRING_cmp(a->d.ia5, b->d.ia5);
126         break;
127 
128     case GEN_DIRNAME:
129         result = X509_NAME_cmp(a->d.dirn, b->d.dirn);
130         break;
131 
132     case GEN_IPADD:
133         result = ASN1_OCTET_STRING_cmp(a->d.ip, b->d.ip);
134         break;
135 
136     case GEN_RID:
137         result = OBJ_cmp(a->d.rid, b->d.rid);
138         break;
139     }
140     return result;
141 }
142 
143 /* Returns 0 if they are equal, != 0 otherwise. */
OTHERNAME_cmp(OTHERNAME * a,OTHERNAME * b)144 int OTHERNAME_cmp(OTHERNAME *a, OTHERNAME *b)
145 {
146     int result = -1;
147 
148     if (!a || !b)
149         return -1;
150     /* Check their type first. */
151     if ((result = OBJ_cmp(a->type_id, b->type_id)) != 0)
152         return result;
153     /* Check the value. */
154     result = ASN1_TYPE_cmp(a->value, b->value);
155     return result;
156 }
157 
GENERAL_NAME_set0_value(GENERAL_NAME * a,int type,void * value)158 void GENERAL_NAME_set0_value(GENERAL_NAME *a, int type, void *value)
159 {
160     switch (type) {
161     case GEN_X400:
162     case GEN_EDIPARTY:
163         a->d.other = value;
164         break;
165 
166     case GEN_OTHERNAME:
167         a->d.otherName = value;
168         break;
169 
170     case GEN_EMAIL:
171     case GEN_DNS:
172     case GEN_URI:
173         a->d.ia5 = value;
174         break;
175 
176     case GEN_DIRNAME:
177         a->d.dirn = value;
178         break;
179 
180     case GEN_IPADD:
181         a->d.ip = value;
182         break;
183 
184     case GEN_RID:
185         a->d.rid = value;
186         break;
187     }
188     a->type = type;
189 }
190 
GENERAL_NAME_get0_value(GENERAL_NAME * a,int * ptype)191 void *GENERAL_NAME_get0_value(GENERAL_NAME *a, int *ptype)
192 {
193     if (ptype)
194         *ptype = a->type;
195     switch (a->type) {
196     case GEN_X400:
197     case GEN_EDIPARTY:
198         return a->d.other;
199 
200     case GEN_OTHERNAME:
201         return a->d.otherName;
202 
203     case GEN_EMAIL:
204     case GEN_DNS:
205     case GEN_URI:
206         return a->d.ia5;
207 
208     case GEN_DIRNAME:
209         return a->d.dirn;
210 
211     case GEN_IPADD:
212         return a->d.ip;
213 
214     case GEN_RID:
215         return a->d.rid;
216 
217     default:
218         return NULL;
219     }
220 }
221 
GENERAL_NAME_set0_othername(GENERAL_NAME * gen,ASN1_OBJECT * oid,ASN1_TYPE * value)222 int GENERAL_NAME_set0_othername(GENERAL_NAME *gen,
223                                 ASN1_OBJECT *oid, ASN1_TYPE *value)
224 {
225     OTHERNAME *oth;
226     oth = OTHERNAME_new();
227     if (!oth)
228         return 0;
229     ASN1_TYPE_free(oth->value);
230     oth->type_id = oid;
231     oth->value = value;
232     GENERAL_NAME_set0_value(gen, GEN_OTHERNAME, oth);
233     return 1;
234 }
235 
GENERAL_NAME_get0_otherName(GENERAL_NAME * gen,ASN1_OBJECT ** poid,ASN1_TYPE ** pvalue)236 int GENERAL_NAME_get0_otherName(GENERAL_NAME *gen,
237                                 ASN1_OBJECT **poid, ASN1_TYPE **pvalue)
238 {
239     if (gen->type != GEN_OTHERNAME)
240         return 0;
241     if (poid)
242         *poid = gen->d.otherName->type_id;
243     if (pvalue)
244         *pvalue = gen->d.otherName->value;
245     return 1;
246 }
247