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/* The X509_CRL_INFO structure needs a bit of customisation.
74 * Since we cache the original encoding the signature wont be affected by
75 * reordering of the revoked field.
76 */
77static int crl_inf_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it)
78{
79	X509_CRL_INFO *a = (X509_CRL_INFO *)*pval;
80
81	if(!a || !a->revoked) return 1;
82	switch(operation) {
83		/* Just set cmp function here. We don't sort because that
84		 * would affect the output of X509_CRL_print().
85		 */
86		case ASN1_OP_D2I_POST:
87		(void)sk_X509_REVOKED_set_cmp_func(a->revoked,X509_REVOKED_cmp);
88		break;
89	}
90	return 1;
91}
92
93
94ASN1_SEQUENCE_enc(X509_CRL_INFO, enc, crl_inf_cb) = {
95	ASN1_OPT(X509_CRL_INFO, version, ASN1_INTEGER),
96	ASN1_SIMPLE(X509_CRL_INFO, sig_alg, X509_ALGOR),
97	ASN1_SIMPLE(X509_CRL_INFO, issuer, X509_NAME),
98	ASN1_SIMPLE(X509_CRL_INFO, lastUpdate, ASN1_TIME),
99	ASN1_OPT(X509_CRL_INFO, nextUpdate, ASN1_TIME),
100	ASN1_SEQUENCE_OF_OPT(X509_CRL_INFO, revoked, X509_REVOKED),
101	ASN1_EXP_SEQUENCE_OF_OPT(X509_CRL_INFO, extensions, X509_EXTENSION, 0)
102} ASN1_SEQUENCE_END_enc(X509_CRL_INFO, X509_CRL_INFO)
103
104ASN1_SEQUENCE_ref(X509_CRL, 0, CRYPTO_LOCK_X509_CRL) = {
105	ASN1_SIMPLE(X509_CRL, crl, X509_CRL_INFO),
106	ASN1_SIMPLE(X509_CRL, sig_alg, X509_ALGOR),
107	ASN1_SIMPLE(X509_CRL, signature, ASN1_BIT_STRING)
108} ASN1_SEQUENCE_END_ref(X509_CRL, X509_CRL)
109
110IMPLEMENT_ASN1_FUNCTIONS(X509_REVOKED)
111IMPLEMENT_ASN1_FUNCTIONS(X509_CRL_INFO)
112IMPLEMENT_ASN1_FUNCTIONS(X509_CRL)
113IMPLEMENT_ASN1_DUP_FUNCTION(X509_CRL)
114
115static int X509_REVOKED_cmp(const X509_REVOKED * const *a,
116			const X509_REVOKED * const *b)
117	{
118	return(ASN1_STRING_cmp(
119		(ASN1_STRING *)(*a)->serialNumber,
120		(ASN1_STRING *)(*b)->serialNumber));
121	}
122
123int X509_CRL_add0_revoked(X509_CRL *crl, X509_REVOKED *rev)
124{
125	X509_CRL_INFO *inf;
126	inf = crl->crl;
127	if(!inf->revoked)
128		inf->revoked = sk_X509_REVOKED_new(X509_REVOKED_cmp);
129	if(!inf->revoked || !sk_X509_REVOKED_push(inf->revoked, rev)) {
130		ASN1err(ASN1_F_X509_CRL_ADD0_REVOKED, ERR_R_MALLOC_FAILURE);
131		return 0;
132	}
133	inf->enc.modified = 1;
134	return 1;
135}
136
137IMPLEMENT_STACK_OF(X509_REVOKED)
138IMPLEMENT_ASN1_SET_OF(X509_REVOKED)
139IMPLEMENT_STACK_OF(X509_CRL)
140IMPLEMENT_ASN1_SET_OF(X509_CRL)
141