Import of openssl-0.9.8, a feature release.
[dragonfly.git] / crypto / openssl-0.9 / crypto / x509v3 / v3_crld.c
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
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
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)