1/* compare.c - monitor backend compare routine */
2/* $OpenLDAP$ */
3/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
4 *
5 * Copyright 2001-2011 The OpenLDAP Foundation.
6 * Portions Copyright 2001-2003 Pierangelo Masarati.
7 * All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted only as authorized by the OpenLDAP
11 * Public License.
12 *
13 * A copy of this license is available in file LICENSE in the
14 * top-level directory of the distribution or, alternatively, at
15 * <http://www.OpenLDAP.org/license.html>.
16 */
17/* ACKNOWLEDGEMENTS:
18 * This work was initially developed by Pierangelo Masarati for inclusion
19 * in OpenLDAP Software.
20 */
21
22#include "portable.h"
23
24#include <stdio.h>
25
26#include <slap.h>
27#include "back-monitor.h"
28
29int
30monitor_back_compare( Operation *op, SlapReply *rs )
31{
32	monitor_info_t	*mi = ( monitor_info_t * ) op->o_bd->be_private;
33	Entry           *e, *matched = NULL;
34	int		rc;
35
36	/* get entry with reader lock */
37	monitor_cache_dn2entry( op, rs, &op->o_req_ndn, &e, &matched );
38	if ( e == NULL ) {
39		rs->sr_err = LDAP_NO_SUCH_OBJECT;
40		if ( matched ) {
41			if ( !access_allowed_mask( op, matched,
42					slap_schema.si_ad_entry,
43					NULL, ACL_DISCLOSE, NULL, NULL ) )
44			{
45				/* do nothing */ ;
46			} else {
47				rs->sr_matched = matched->e_dn;
48			}
49		}
50		send_ldap_result( op, rs );
51		if ( matched ) {
52			monitor_cache_release( mi, matched );
53			rs->sr_matched = NULL;
54		}
55
56		return rs->sr_err;
57	}
58
59	rs->sr_err = slap_compare_entry( op, e, op->orc_ava );
60	rc = rs->sr_err;
61	switch ( rc ) {
62	case LDAP_COMPARE_FALSE:
63	case LDAP_COMPARE_TRUE:
64		rc = LDAP_SUCCESS;
65		break;
66	}
67
68	send_ldap_result( op, rs );
69	rs->sr_err = rc;
70
71	monitor_cache_release( mi, e );
72
73	return rs->sr_err;
74}
75
76