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109 lines
2.8 KiB
C
109 lines
2.8 KiB
C
/* compare.c - monitor backend compare routine */
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/*
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* Copyright 1998-2003 The OpenLDAP Foundation, All Rights Reserved.
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* COPYING RESTRICTIONS APPLY, see COPYRIGHT file
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*/
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/*
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* Copyright 2001, Pierangelo Masarati, All rights reserved. <ando@sys-net.it>
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*
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* This work has beed deveolped for the OpenLDAP Foundation
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* in the hope that it may be useful to the Open Source community,
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* but WITHOUT ANY WARRANTY.
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*
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* Permission is granted to anyone to use this software for any purpose
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* on any computer system, and to alter it and redistribute it, subject
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* to the following restrictions:
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*
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* 1. The author and SysNet s.n.c. are not responsible for the consequences
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* of use of this software, no matter how awful, even if they arise from
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* flaws in it.
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*
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* 2. The origin of this software must not be misrepresented, either by
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* explicit claim or by omission. Since few users ever read sources,
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* credits should appear in the documentation.
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*
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* 3. Altered versions must be plainly marked as such, and must not be
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* misrepresented as being the original software. Since few users
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* ever read sources, credits should appear in the documentation.
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* SysNet s.n.c. cannot be responsible for the consequences of the
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* alterations.
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*
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* 4. This notice may not be removed or altered.
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*/
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#include "portable.h"
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#include <stdio.h>
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#include <slap.h>
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#include "back-monitor.h"
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int
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monitor_back_compare(
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Backend *be,
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Connection *conn,
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Operation *op,
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struct berval *dn,
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struct berval *ndn,
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AttributeAssertion *ava
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)
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{
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struct monitorinfo *mi = (struct monitorinfo *) be->be_private; int rc;
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Entry *e, *matched = NULL;
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Attribute *a;
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/* get entry with reader lock */
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monitor_cache_dn2entry( mi, ndn, &e, &matched );
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if ( e == NULL ) {
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send_ldap_result( conn, op, LDAP_NO_SUCH_OBJECT,
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matched ? matched->e_dn : NULL,
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NULL, NULL, NULL );
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if ( matched ) {
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monitor_cache_release( mi, matched );
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}
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return( 0 );
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}
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rc = access_allowed( be, conn, op, e, ava->aa_desc,
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&ava->aa_value, ACL_COMPARE, NULL );
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if ( !rc ) {
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send_ldap_result( conn, op, LDAP_INSUFFICIENT_ACCESS,
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NULL, NULL, NULL, NULL );
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rc = 1;
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goto return_results;
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}
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rc = LDAP_NO_SUCH_ATTRIBUTE;
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for ( a = attrs_find( e->e_attrs, ava->aa_desc );
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a != NULL;
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a = attrs_find( a->a_next, ava->aa_desc )) {
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rc = LDAP_COMPARE_FALSE;
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#ifdef SLAP_NVALUES
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if ( value_find_ex( ava->aa_desc,
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SLAP_MR_ATTRIBUTE_VALUE_NORMALIZED_MATCH,
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a->a_nvals, &ava->aa_value ) == 0 )
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#else
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if ( value_find( ava->aa_desc, a->a_vals, &ava->aa_value ) == 0 )
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#endif
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{
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rc = LDAP_COMPARE_TRUE;
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break;
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}
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}
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send_ldap_result( conn, op, rc, NULL, NULL, NULL, NULL );
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if( rc != LDAP_NO_SUCH_ATTRIBUTE ) {
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rc = 0;
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}
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return_results:;
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monitor_cache_release( mi, e );
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return( rc );
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}
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