2 * Copyright 1998-1999 The OpenLDAP Foundation, All Rights Reserved.
3 * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
6 * Copyright (c) 1995 Regents of the University of Michigan.
9 * Redistribution and use in source and binary forms are permitted
10 * provided that this notice is preserved and that due credit is given
11 * to the University of Michigan at Ann Arbor. The name of the University
12 * may not be used to endorse or promote products derived from this
13 * software without specific prior written permission. This software
14 * is provided ``as is'' without express or implied warranty.
21 #include <ac/socket.h>
34 int rc = LDAP_SUCCESS;
36 Debug( LDAP_DEBUG_TRACE, "do_compare\n", 0, 0, 0 );
38 if( op->o_bind_in_progress ) {
39 Debug( LDAP_DEBUG_ANY, "do_compare: SASL bind in progress.\n",
41 send_ldap_result( conn, op, LDAP_SASL_BIND_IN_PROGRESS,
42 NULL, "SASL bind in progress", NULL, NULL );
43 return LDAP_SASL_BIND_IN_PROGRESS;
47 * Parse the compare request. It looks like this:
49 * CompareRequest := [APPLICATION 14] SEQUENCE {
50 * entry DistinguishedName,
53 * value AttributeValue
58 if ( ber_scanf( op->o_ber, "{a{ao}}", &ndn, &ava.ava_type,
59 &ava.ava_value ) == LBER_ERROR ) {
60 Debug( LDAP_DEBUG_ANY, "ber_scanf failed\n", 0, 0, 0 );
61 send_ldap_disconnect( conn, op,
62 LDAP_PROTOCOL_ERROR, "decoding error" );
66 if( dn_normalize_case( ndn ) == NULL ) {
67 Debug( LDAP_DEBUG_ANY, "do_compare: invalid dn (%s)\n", ndn, 0, 0 );
68 send_ldap_result( conn, op, rc = LDAP_INVALID_DN_SYNTAX, NULL,
69 "invalid DN", NULL, NULL );
75 if( ( rc = get_ctrls( conn, op, 1 )) != LDAP_SUCCESS ) {
78 Debug( LDAP_DEBUG_ANY, "do_compare: get_ctrls failed\n", 0, 0, 0 );
82 value_normalize( ava.ava_value.bv_val, attr_syntax( ava.ava_type ) );
84 Debug( LDAP_DEBUG_ARGS, "do_compare: dn (%s) attr (%s) value (%s)\n",
85 ndn, ava.ava_type, ava.ava_value.bv_val );
87 Statslog( LDAP_DEBUG_STATS, "conn=%d op=%d CMP dn=\"%s\" attr=\"%s\"\n",
88 op->o_connid, op->o_opid, ndn, ava.ava_type, 0 );
91 * We could be serving multiple database backends. Select the
92 * appropriate one, or send a referral to our "referral server"
93 * if we don't hold it.
95 if ( (be = select_backend( ndn )) == NULL ) {
99 send_ldap_result( conn, op, rc = LDAP_REFERRAL,
100 NULL, NULL, default_referral, NULL );
104 /* deref suffix alias if appropriate */
105 ndn = suffix_alias( be, ndn );
107 if ( be->be_compare ) {
108 (*be->be_compare)( be, conn, op, ndn, &ava );
110 send_ldap_result( conn, op, rc = LDAP_UNWILLING_TO_PERFORM,
111 NULL, "Function not implemented", NULL, NULL );