/* * Copyright (c) 1999 Apple Computer, Inc. All rights reserved. * * @APPLE_LICENSE_HEADER_START@ * * "Portions Copyright (c) 1999 Apple Computer, Inc. All Rights * Reserved. This file contains Original Code and/or Modifications of * Original Code as defined in and that are subject to the Apple Public * Source License Version 1.0 (the 'License'). You may not use this file * except in compliance with the License. Please obtain a copy of the * License at http://www.apple.com/publicsource and read it before using * this file. * * The Original Code and all software distributed under the License are * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the * License for the specific language governing rights and limitations * under the License." * * @APPLE_LICENSE_HEADER_END@ */ /* * Copyright (c) 1990 Regents of the University of Michigan. * All rights reserved. * * compare.c */ #ifdef NOTDEF #ifndef lint static char copyright[] = "@(#) Copyright (c) 1990 Regents of the University of Michigan.\nAll rights reserved.\n"; #endif #endif #include <stdio.h> #include <string.h> #ifdef MACOS #include "macos.h" #endif /* MACOS */ #if !defined( MACOS ) && !defined( DOS ) #include <sys/types.h> #include <sys/socket.h> #endif #include "lber.h" #include "ldap_ldap-int.h" #include "ldap.h" /* * ldap_compare - perform an ldap (and X.500) compare operation. The dn * of the entry to compare to and the attribute and value to compare (in * attr and value) are supplied. The msgid of the response is returned. * * Example: * ldap_compare( ld, "c=us@cn=bob", "userPassword", "secret" ) */ int ldap_compare( LDAP *ld, char *dn, char *attr, char *value ) { BerElement *ber; /* The compare request looks like this: * CompareRequest ::= SEQUENCE { * entry DistinguishedName, * ava SEQUENCE { * type AttributeType, * value AttributeValue * } * } * and must be wrapped in an LDAPMessage. */ Debug( LDAP_DEBUG_TRACE, "ldap_compare\n", 0, 0, 0 ); /* create a message to send */ if ( (ber = alloc_ber_with_options( ld )) == NULLBER ) { return( -1 ); } if ( ber_printf( ber, "{it{s{ss}}}", ++ld->ld_msgid, LDAP_REQ_COMPARE, dn, attr, value ) == -1 ) { ld->ld_errno = LDAP_ENCODING_ERROR; ber_free( ber, 1 ); return( -1 ); } #ifndef NO_CACHE if ( ld->ld_cache != NULL ) { if ( check_cache( ld, LDAP_REQ_COMPARE, ber ) == 0 ) { ber_free( ber, 1 ); ld->ld_errno = LDAP_SUCCESS; return( ld->ld_msgid ); } add_request_to_cache( ld, LDAP_REQ_COMPARE, ber ); } #endif /* NO_CACHE */ /* send the message */ return ( send_initial_request( ld, LDAP_REQ_COMPARE, dn, ber )); } int ldap_compare_s( LDAP *ld, char *dn, char *attr, char *value ) { int msgid; LDAPMessage *res; if ( (msgid = ldap_compare( ld, dn, attr, value )) == -1 ) return( ld->ld_errno ); if ( ldap_result( ld, msgid, 1, (struct timeval *) NULL, &res ) == -1 ) return( ld->ld_errno ); return( ldap_result2error( ld, res, 1 ) ); }