1 /* v3_crld.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 #include <stdio.h>
60 #include "cryptlib.h"
61 #include <openssl/conf.h>
62 #include <openssl/asn1.h>
63 #include <openssl/asn1t.h>
64 #include <openssl/x509v3.h>
65
66 static STACK_OF(CONF_VALUE) *i2v_crld(X509V3_EXT_METHOD *method,
67 STACK_OF(DIST_POINT) *crld, STACK_OF(CONF_VALUE) *extlist);
68 static STACK_OF(DIST_POINT) *v2i_crld(X509V3_EXT_METHOD *method,
69 X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval);
70
71 X509V3_EXT_METHOD v3_crld = {
72 NID_crl_distribution_points, X509V3_EXT_MULTILINE, ASN1_ITEM_ref(CRL_DIST_POINTS),
73 0,0,0,0,
74 0,0,
75 (X509V3_EXT_I2V)i2v_crld,
76 (X509V3_EXT_V2I)v2i_crld,
77 0,0,
78 NULL
79 };
80
STACK_OF(CONF_VALUE)81 static STACK_OF(CONF_VALUE) *i2v_crld(X509V3_EXT_METHOD *method,
82 STACK_OF(DIST_POINT) *crld, STACK_OF(CONF_VALUE) *exts)
83 {
84 DIST_POINT *point;
85 int i;
86 for(i = 0; i < sk_DIST_POINT_num(crld); i++) {
87 point = sk_DIST_POINT_value(crld, i);
88 if(point->distpoint) {
89 if(point->distpoint->type == 0)
90 exts = i2v_GENERAL_NAMES(NULL,
91 point->distpoint->name.fullname, exts);
92 else X509V3_add_value("RelativeName","<UNSUPPORTED>", &exts);
93 }
94 if(point->reasons)
95 X509V3_add_value("reasons","<UNSUPPORTED>", &exts);
96 if(point->CRLissuer)
97 X509V3_add_value("CRLissuer","<UNSUPPORTED>", &exts);
98 }
99 return exts;
100 }
101
STACK_OF(DIST_POINT)102 static STACK_OF(DIST_POINT) *v2i_crld(X509V3_EXT_METHOD *method,
103 X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval)
104 {
105 STACK_OF(DIST_POINT) *crld = NULL;
106 GENERAL_NAMES *gens = NULL;
107 GENERAL_NAME *gen = NULL;
108 CONF_VALUE *cnf;
109 int i;
110 if(!(crld = sk_DIST_POINT_new_null())) goto merr;
111 for(i = 0; i < sk_CONF_VALUE_num(nval); i++) {
112 DIST_POINT *point;
113 cnf = sk_CONF_VALUE_value(nval, i);
114 if(!(gen = v2i_GENERAL_NAME(method, ctx, cnf))) goto err;
115 if(!(gens = GENERAL_NAMES_new())) goto merr;
116 if(!sk_GENERAL_NAME_push(gens, gen)) goto merr;
117 gen = NULL;
118 if(!(point = DIST_POINT_new())) goto merr;
119 if(!sk_DIST_POINT_push(crld, point)) {
120 DIST_POINT_free(point);
121 goto merr;
122 }
123 if(!(point->distpoint = DIST_POINT_NAME_new())) goto merr;
124 point->distpoint->name.fullname = gens;
125 point->distpoint->type = 0;
126 gens = NULL;
127 }
128 return crld;
129
130 merr:
131 X509V3err(X509V3_F_V2I_CRLD,ERR_R_MALLOC_FAILURE);
132 err:
133 GENERAL_NAME_free(gen);
134 GENERAL_NAMES_free(gens);
135 sk_DIST_POINT_pop_free(crld, DIST_POINT_free);
136 return NULL;
137 }
138
139 IMPLEMENT_STACK_OF(DIST_POINT)
140 IMPLEMENT_ASN1_SET_OF(DIST_POINT)
141
142
143 ASN1_CHOICE(DIST_POINT_NAME) = {
144 ASN1_IMP_SEQUENCE_OF(DIST_POINT_NAME, name.fullname, GENERAL_NAME, 0),
145 ASN1_IMP_SET_OF(DIST_POINT_NAME, name.relativename, X509_NAME_ENTRY, 1)
146 } ASN1_CHOICE_END(DIST_POINT_NAME)
147
148 IMPLEMENT_ASN1_FUNCTIONS(DIST_POINT_NAME)
149
150 ASN1_SEQUENCE(DIST_POINT) = {
151 ASN1_EXP_OPT(DIST_POINT, distpoint, DIST_POINT_NAME, 0),
152 ASN1_IMP_OPT(DIST_POINT, reasons, ASN1_BIT_STRING, 1),
153 ASN1_IMP_SEQUENCE_OF_OPT(DIST_POINT, CRLissuer, GENERAL_NAME, 2)
154 } ASN1_SEQUENCE_END(DIST_POINT)
155
156 IMPLEMENT_ASN1_FUNCTIONS(DIST_POINT)
157
158 ASN1_ITEM_TEMPLATE(CRL_DIST_POINTS) =
159 ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF, 0, CRLDistributionPoints, DIST_POINT)
160 ASN1_ITEM_TEMPLATE_END(CRL_DIST_POINTS)
161
162 IMPLEMENT_ASN1_FUNCTIONS(CRL_DIST_POINTS)
163