openssl/crypto/asn1/x_crl.c

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/* crypto/asn1/x_crl.c */
/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
* All rights reserved.
*
* This package is an SSL implementation written
* by Eric Young (eay@cryptsoft.com).
* The implementation was written so as to conform with Netscapes SSL.
*
* This library is free for commercial and non-commercial use as long as
* the following conditions are aheared to. The following conditions
* apply to all code found in this distribution, be it the RC4, RSA,
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
* included with this distribution is covered by the same copyright terms
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
*
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed.
* If this package is used in a product, Eric Young should be given attribution
* as the author of the parts of the library used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* "This product includes cryptographic software written by
* Eric Young (eay@cryptsoft.com)"
* The word 'cryptographic' can be left out if the rouines from the library
* being used are not cryptographic related :-).
* 4. If you include any Windows specific code (or a derivative thereof) from
* the apps directory (application code) you must include an acknowledgement:
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
*
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed. i.e. this code cannot simply be
* copied and put under another distribution licence
* [including the GNU Public Licence.]
*/
#include <stdio.h>
#include "cryptlib.h"
#include <openssl/asn1t.h>
#include <openssl/x509.h>
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static int X509_REVOKED_cmp(const X509_REVOKED * const *a,
const X509_REVOKED * const *b);
static int X509_REVOKED_seq_cmp(const X509_REVOKED * const *a,
const X509_REVOKED * const *b);
ASN1_SEQUENCE(X509_REVOKED) = {
ASN1_SIMPLE(X509_REVOKED,serialNumber, ASN1_INTEGER),
ASN1_SIMPLE(X509_REVOKED,revocationDate, ASN1_TIME),
ASN1_SEQUENCE_OF_OPT(X509_REVOKED,extensions, X509_EXTENSION)
} ASN1_SEQUENCE_END(X509_REVOKED)
/* The X509_CRL_INFO structure needs a bit of customisation. This is actually
* mirroring the old behaviour: its purpose is to allow the use of
* sk_X509_REVOKED_find to lookup revoked certificates. Unfortunately
* this will zap the original order and the signature so we keep a copy
* of the original positions and reorder appropriately before encoding.
*
* Might want to see if there's a better way of doing this later...
*/
static int crl_inf_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it)
{
X509_CRL_INFO *a = (X509_CRL_INFO *)*pval;
int i;
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int (*old_cmp)(const X509_REVOKED * const *,
const X509_REVOKED * const *);
if(!a || !a->revoked) return 1;
switch(operation) {
/* Save original order */
case ASN1_OP_D2I_POST:
for (i=0; i<sk_X509_REVOKED_num(a->revoked); i++)
sk_X509_REVOKED_value(a->revoked,i)->sequence=i;
sk_X509_REVOKED_set_cmp_func(a->revoked,X509_REVOKED_cmp);
break;
/* Restore original order */
case ASN1_OP_I2D_PRE:
old_cmp=sk_X509_REVOKED_set_cmp_func(a->revoked,X509_REVOKED_seq_cmp);
sk_X509_REVOKED_sort(a->revoked);
sk_X509_REVOKED_set_cmp_func(a->revoked,old_cmp);
break;
}
return 1;
}
ASN1_SEQUENCE_cb(X509_CRL_INFO, crl_inf_cb) = {
ASN1_OPT(X509_CRL_INFO, version, ASN1_INTEGER),
ASN1_SIMPLE(X509_CRL_INFO, sig_alg, X509_ALGOR),
ASN1_SIMPLE(X509_CRL_INFO, issuer, X509_NAME),
ASN1_SIMPLE(X509_CRL_INFO, lastUpdate, ASN1_TIME),
ASN1_OPT(X509_CRL_INFO, nextUpdate, ASN1_TIME),
ASN1_SEQUENCE_OF_OPT(X509_CRL_INFO, revoked, X509_REVOKED),
ASN1_EXP_SEQUENCE_OF_OPT(X509_CRL_INFO, extensions, X509_EXTENSION, 0)
} ASN1_SEQUENCE_END_cb(X509_CRL_INFO, X509_CRL_INFO)
ASN1_SEQUENCE_ref(X509_CRL, 0, CRYPTO_LOCK_X509_CRL) = {
ASN1_SIMPLE(X509_CRL, crl, X509_CRL_INFO),
ASN1_SIMPLE(X509_CRL, sig_alg, X509_ALGOR),
ASN1_SIMPLE(X509_CRL, signature, ASN1_BIT_STRING)
} ASN1_SEQUENCE_END_ref(X509_CRL, X509_CRL)
IMPLEMENT_ASN1_FUNCTIONS(X509_REVOKED)
IMPLEMENT_ASN1_FUNCTIONS(X509_CRL_INFO)
IMPLEMENT_ASN1_FUNCTIONS(X509_CRL)
IMPLEMENT_ASN1_DUP_FUNCTION(X509_CRL)
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static int X509_REVOKED_cmp(const X509_REVOKED * const *a,
const X509_REVOKED * const *b)
{
return(ASN1_STRING_cmp(
(ASN1_STRING *)(*a)->serialNumber,
(ASN1_STRING *)(*b)->serialNumber));
}
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static int X509_REVOKED_seq_cmp(const X509_REVOKED * const *a,
const X509_REVOKED * const *b)
{
return((*a)->sequence-(*b)->sequence);
}
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int X509_CRL_add0_revoked(X509_CRL *crl, X509_REVOKED *rev)
{
X509_CRL_INFO *inf;
inf = crl->crl;
if(!inf->revoked)
inf->revoked = sk_X509_REVOKED_new(X509_REVOKED_cmp);
if(!inf->revoked || !sk_X509_REVOKED_push(inf->revoked, rev)) {
ASN1err(ASN1_F_X509_CRL_ADD0_REVOKED, ERR_R_MALLOC_FAILURE);
return 0;
}
return 1;
}
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IMPLEMENT_STACK_OF(X509_REVOKED)
IMPLEMENT_ASN1_SET_OF(X509_REVOKED)
IMPLEMENT_STACK_OF(X509_CRL)
IMPLEMENT_ASN1_SET_OF(X509_CRL)