1999-09-09 03:06:24 +08:00
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/* $OpenLDAP$ */
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2003-11-26 15:16:36 +08:00
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/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
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*
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2004-01-02 03:15:16 +08:00
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* Copyright 1998-2004 The OpenLDAP Foundation.
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2003-11-26 15:16:36 +08:00
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* All rights reserved.
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1998-08-09 08:43:13 +08:00
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*
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2003-11-26 15:16:36 +08:00
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted only as authorized by the OpenLDAP
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* Public License.
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*
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* A copy of this license is available in the file LICENSE in the
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* top-level directory of the distribution or, alternatively, at
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* <http://www.OpenLDAP.org/license.html>.
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1998-08-09 08:43:13 +08:00
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*/
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2003-11-26 15:16:36 +08:00
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/* Portions Copyright (c) 1990 Regents of the University of Michigan.
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* All rights reserved.
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*/
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/* Portions Copyright (C) The Internet Society (1997)
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2003-07-07 13:14:03 +08:00
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* ASN.1 fragments are from RFC 2251; see RFC for full legal notices.
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*/
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1998-08-09 08:43:13 +08:00
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1999-06-04 03:22:33 +08:00
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/* The compare request looks like this:
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* CompareRequest ::= SEQUENCE {
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* entry DistinguishedName,
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* ava SEQUENCE {
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* type AttributeType,
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* value AttributeValue
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* }
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* }
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*/
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1998-10-25 09:41:42 +08:00
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#include "portable.h"
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1998-08-09 08:43:13 +08:00
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#include <stdio.h>
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1998-10-25 09:41:42 +08:00
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#include <ac/socket.h>
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#include <ac/string.h>
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#include <ac/time.h>
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1998-08-09 08:43:13 +08:00
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#include "ldap-int.h"
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2002-07-12 04:33:24 +08:00
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#include "ldap_log.h"
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1998-08-09 08:43:13 +08:00
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/*
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1999-05-19 09:12:33 +08:00
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* ldap_compare_ext - perform an ldap extended compare operation. The dn
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1998-08-09 08:43:13 +08:00
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* of the entry to compare to and the attribute and value to compare (in
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* attr and value) are supplied. The msgid of the response is returned.
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*
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* Example:
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2002-01-03 01:06:56 +08:00
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* struct berval bvalue = { "secret", sizeof("secret")-1 };
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1999-05-19 09:12:33 +08:00
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* rc = ldap_compare( ld, "c=us@cn=bob",
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* "userPassword", &bvalue,
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* sctrl, cctrl, &msgid )
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1998-08-09 08:43:13 +08:00
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*/
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int
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1999-05-19 09:12:33 +08:00
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ldap_compare_ext(
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LDAP *ld,
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LDAP_CONST char *dn,
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LDAP_CONST char *attr,
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struct berval *bvalue,
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LDAPControl **sctrls,
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LDAPControl **cctrls,
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int *msgidp )
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1998-08-09 08:43:13 +08:00
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{
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2001-07-06 11:13:42 +08:00
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int rc;
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1998-08-09 08:43:13 +08:00
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BerElement *ber;
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2003-02-14 07:02:31 +08:00
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ber_int_t id;
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1998-08-09 08:43:13 +08:00
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2002-03-28 02:50:45 +08:00
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#ifdef NEW_LOGGING
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2002-07-12 04:33:24 +08:00
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LDAP_LOG ( OPERATION, ENTRY, "ldap_compare\n", 0, 0, 0 );
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2002-03-28 02:50:45 +08:00
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#else
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1998-08-09 08:43:13 +08:00
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Debug( LDAP_DEBUG_TRACE, "ldap_compare\n", 0, 0, 0 );
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2002-03-28 02:50:45 +08:00
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#endif
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1998-08-09 08:43:13 +08:00
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1999-06-06 04:18:32 +08:00
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assert( ld != NULL );
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assert( LDAP_VALID( ld ) );
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assert( dn != NULL );
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assert( attr != NULL );
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assert( msgidp != NULL );
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2001-07-06 11:13:42 +08:00
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/* check client controls */
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rc = ldap_int_client_controls( ld, cctrls );
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if( rc != LDAP_SUCCESS ) return rc;
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1998-08-09 08:43:13 +08:00
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/* create a message to send */
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1999-06-19 07:53:05 +08:00
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if ( (ber = ldap_alloc_ber_with_options( ld )) == NULL ) {
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1999-05-19 09:12:33 +08:00
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return( LDAP_NO_MEMORY );
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1998-08-09 08:43:13 +08:00
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}
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2003-02-14 07:02:31 +08:00
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LDAP_NEXT_MSGID(ld, id);
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rc = ber_printf( ber, "{it{s{sON}N}", /* '}' */
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id,
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LDAP_REQ_COMPARE, dn, attr, bvalue );
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if ( rc == -1 )
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1999-05-19 09:12:33 +08:00
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{
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1998-08-09 08:43:13 +08:00
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ld->ld_errno = LDAP_ENCODING_ERROR;
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ber_free( ber, 1 );
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1999-05-19 09:12:33 +08:00
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return( ld->ld_errno );
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}
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/* Put Server Controls */
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if( ldap_int_put_controls( ld, sctrls, ber ) != LDAP_SUCCESS ) {
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ber_free( ber, 1 );
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return ld->ld_errno;
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}
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2000-06-24 09:40:39 +08:00
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if( ber_printf( ber, /*{*/ "N}" ) == -1 ) {
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1999-05-19 09:12:33 +08:00
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ld->ld_errno = LDAP_ENCODING_ERROR;
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ber_free( ber, 1 );
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return( ld->ld_errno );
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1998-08-09 08:43:13 +08:00
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}
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/* send the message */
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2003-02-14 07:02:31 +08:00
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*msgidp = ldap_send_initial_request( ld, LDAP_REQ_COMPARE, dn, ber, id );
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1999-05-19 09:12:33 +08:00
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return ( *msgidp < 0 ? ld->ld_errno : LDAP_SUCCESS );
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}
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/*
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* ldap_compare_ext - perform an ldap extended compare operation. The dn
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* of the entry to compare to and the attribute and value to compare (in
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* attr and value) are supplied. The msgid of the response is returned.
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*
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* Example:
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* msgid = ldap_compare( ld, "c=us@cn=bob", "userPassword", "secret" )
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*/
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int
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ldap_compare(
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LDAP *ld,
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LDAP_CONST char *dn,
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LDAP_CONST char *attr,
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LDAP_CONST char *value )
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{
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int msgid;
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struct berval bvalue;
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2002-06-06 08:26:50 +08:00
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assert( value != NULL );
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1999-05-19 09:12:33 +08:00
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bvalue.bv_val = (char *) value;
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bvalue.bv_len = (value == NULL) ? 0 : strlen( value );
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return ldap_compare_ext( ld, dn, attr, &bvalue, NULL, NULL, &msgid ) == LDAP_SUCCESS
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? msgid : -1;
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1998-08-09 08:43:13 +08:00
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}
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int
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1999-05-19 09:12:33 +08:00
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ldap_compare_ext_s(
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LDAP *ld,
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LDAP_CONST char *dn,
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LDAP_CONST char *attr,
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struct berval *bvalue,
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LDAPControl **sctrl,
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LDAPControl **cctrl )
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1998-08-09 08:43:13 +08:00
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{
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1999-05-19 09:12:33 +08:00
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int rc;
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1998-08-09 08:43:13 +08:00
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int msgid;
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LDAPMessage *res;
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1999-05-19 09:12:33 +08:00
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rc = ldap_compare_ext( ld, dn, attr, bvalue, sctrl, cctrl, &msgid );
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if ( rc != LDAP_SUCCESS )
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return( rc );
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1998-08-09 08:43:13 +08:00
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if ( ldap_result( ld, msgid, 1, (struct timeval *) NULL, &res ) == -1 )
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return( ld->ld_errno );
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return( ldap_result2error( ld, res, 1 ) );
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}
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1999-05-19 09:12:33 +08:00
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int
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ldap_compare_s(
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LDAP *ld,
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LDAP_CONST char *dn,
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LDAP_CONST char *attr,
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LDAP_CONST char *value )
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{
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struct berval bvalue;
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2002-06-06 08:26:50 +08:00
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assert( value != NULL );
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1999-05-19 09:12:33 +08:00
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bvalue.bv_val = (char *) value;
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bvalue.bv_len = (value == NULL) ? 0 : strlen( value );
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return ldap_compare_ext_s( ld, dn, attr, &bvalue, NULL, NULL );
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1999-06-04 03:22:33 +08:00
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}
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