<?php // +-----------------------------------------------------------------------+ // | Copyright (c) 2002-2003 Richard Heyes | // | All rights reserved. | // | | // | Redistribution and use in source and binary forms, with or without | // | modification, are permitted provided that the following conditions | // | are met: | // | | // | o Redistributions of source code must retain the above copyright | // | notice, this list of conditions and the following disclaimer. | // | o Redistributions in binary form must reproduce the above copyright | // | notice, this list of conditions and the following disclaimer in the | // | documentation and/or other materials provided with the distribution.| // | o The names of the authors may not be used to endorse or promote | // | products derived from this software without specific prior written | // | permission. | // | | // | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | // | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | // | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | // | A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | // | OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | // | SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | // | LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | // | DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | // | THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | // | (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | // | OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | // | | // +-----------------------------------------------------------------------+ // | Author: Richard Heyes <richard@php.net> | // +-----------------------------------------------------------------------+ // // $Id$ /** * Implmentation of CRAM-MD5 SASL mechanism * * @author Richard Heyes <richard@php.net> * @access public * @version 1.0 * @package Auth_SASL */ require_once('Auth/SASL/Common.php'); class Auth_SASL_CramMD5 extends Auth_SASL_Common { /** * Implements the CRAM-MD5 SASL mechanism * This DOES NOT base64 encode the return value, * you will need to do that yourself. * * @param string $user Username * @param string $pass Password * @param string $challenge The challenge supplied by the server. * this should be already base64_decoded. * * @return string The string to pass back to the server, of the form * "<user> <digest>". This is NOT base64_encoded. */ function getResponse($user, $pass, $challenge) { return $user . ' ' . $this->_HMAC_MD5($pass, $challenge); } } ?>