x_crl.c revision 296465 
1/* crypto/asn1/x_crl.c */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to.  The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 *    notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 *    notice, this list of conditions and the following disclaimer in the
30 *    documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 *    must display the following acknowledgement:
33 *    "This product includes cryptographic software written by
34 *     Eric Young (eay@cryptsoft.com)"
35 *    The word 'cryptographic' can be left out if the rouines from the library
36 *    being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 *    the apps directory (application code) you must include an acknowledgement:
39 *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed.  i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59#include <stdio.h>
60#include "cryptlib.h"
61#include <openssl/asn1t.h>
62#include <openssl/x509.h>
63
64static int X509_REVOKED_cmp(const X509_REVOKED *const *a,
65                            const X509_REVOKED *const *b);
66
67ASN1_SEQUENCE(X509_REVOKED) = {
68        ASN1_SIMPLE(X509_REVOKED,serialNumber, ASN1_INTEGER),
69        ASN1_SIMPLE(X509_REVOKED,revocationDate, ASN1_TIME),
70        ASN1_SEQUENCE_OF_OPT(X509_REVOKED,extensions, X509_EXTENSION)
71} ASN1_SEQUENCE_END(X509_REVOKED)
72
73/*
74 * The X509_CRL_INFO structure needs a bit of customisation. Since we cache
75 * the original encoding the signature wont be affected by reordering of the
76 * revoked field.
77 */
78static int crl_inf_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it)
79{
80    X509_CRL_INFO *a = (X509_CRL_INFO *)*pval;
81
82    if (!a || !a->revoked)
83        return 1;
84    switch (operation) {
85        /*
86         * Just set cmp function here. We don't sort because that would
87         * affect the output of X509_CRL_print().
88         */
89    case ASN1_OP_D2I_POST:
90        (void)sk_X509_REVOKED_set_cmp_func(a->revoked, X509_REVOKED_cmp);
91        break;
92    }
93    return 1;
94}
95
96
97ASN1_SEQUENCE_enc(X509_CRL_INFO, enc, crl_inf_cb) = {
98        ASN1_OPT(X509_CRL_INFO, version, ASN1_INTEGER),
99        ASN1_SIMPLE(X509_CRL_INFO, sig_alg, X509_ALGOR),
100        ASN1_SIMPLE(X509_CRL_INFO, issuer, X509_NAME),
101        ASN1_SIMPLE(X509_CRL_INFO, lastUpdate, ASN1_TIME),
102        ASN1_OPT(X509_CRL_INFO, nextUpdate, ASN1_TIME),
103        ASN1_SEQUENCE_OF_OPT(X509_CRL_INFO, revoked, X509_REVOKED),
104        ASN1_EXP_SEQUENCE_OF_OPT(X509_CRL_INFO, extensions, X509_EXTENSION, 0)
105} ASN1_SEQUENCE_END_enc(X509_CRL_INFO, X509_CRL_INFO)
106
107ASN1_SEQUENCE_ref(X509_CRL, 0, CRYPTO_LOCK_X509_CRL) = {
108        ASN1_SIMPLE(X509_CRL, crl, X509_CRL_INFO),
109        ASN1_SIMPLE(X509_CRL, sig_alg, X509_ALGOR),
110        ASN1_SIMPLE(X509_CRL, signature, ASN1_BIT_STRING)
111} ASN1_SEQUENCE_END_ref(X509_CRL, X509_CRL)
112
113IMPLEMENT_ASN1_FUNCTIONS(X509_REVOKED)
114
115IMPLEMENT_ASN1_FUNCTIONS(X509_CRL_INFO)
116
117IMPLEMENT_ASN1_FUNCTIONS(X509_CRL)
118
119IMPLEMENT_ASN1_DUP_FUNCTION(X509_CRL)
120
121static int X509_REVOKED_cmp(const X509_REVOKED *const *a,
122                            const X509_REVOKED *const *b)
123{
124    return (ASN1_STRING_cmp((ASN1_STRING *)(*a)->serialNumber,
125                            (ASN1_STRING *)(*b)->serialNumber));
126}
127
128int X509_CRL_add0_revoked(X509_CRL *crl, X509_REVOKED *rev)
129{
130    X509_CRL_INFO *inf;
131    inf = crl->crl;
132    if (!inf->revoked)
133        inf->revoked = sk_X509_REVOKED_new(X509_REVOKED_cmp);
134    if (!inf->revoked || !sk_X509_REVOKED_push(inf->revoked, rev)) {
135        ASN1err(ASN1_F_X509_CRL_ADD0_REVOKED, ERR_R_MALLOC_FAILURE);
136        return 0;
137    }
138    inf->enc.modified = 1;
139    return 1;
140}
141
142IMPLEMENT_STACK_OF(X509_REVOKED)
143
144IMPLEMENT_ASN1_SET_OF(X509_REVOKED)
145
146IMPLEMENT_STACK_OF(X509_CRL)
147
148IMPLEMENT_ASN1_SET_OF(X509_CRL)
149