Viewing file:  mhash.php (3.14 KB) -rw-rw-rw-
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<?php
// +----------------------------------------------------------------------+
// | PHP Version 4 |
// +----------------------------------------------------------------------+
// | Copyright (c) 1997-2004 The PHP Group |
// +----------------------------------------------------------------------+
// | This source file is subject to version 3.0 of the PHP license, |
// | that is bundled with this package in the file LICENSE, and is |
// | available at through the world-wide-web at |
// | http://www.php.net/license/3_0.txt. |
// | If you did not receive a copy of the PHP license and are unable to |
// | obtain it through the world-wide-web, please send a note to |
// | license@php.net so we can mail you a copy immediately. |
// +----------------------------------------------------------------------+
// | Authors: Aidan Lister <aidan@php.net> |
// +----------------------------------------------------------------------+
//
// $Id: mhash.php,v 1.1 2005/05/10 07:56:44 aidan Exp $
if (!defined('MHASH_CRC32')) {
define('MHASH_CRC32', 0);
}
if (!defined('MHASH_MD5')) {
define('MHASH_MD5', 1);
}
if (!defined('MHASH_SHA1')) {
define('MHASH_SHA1', 2);
}
if (!defined('MHASH_HAVAL256')) {
define('MHASH_HAVAL256', 3);
}
if (!defined('MHASH_RIPEMD160')) {
define('MHASH_RIPEMD160', 5);
}
if (!defined('MHASH_TIGER')) {
define('MHASH_TIGER', 7);
}
if (!defined('MHASH_GOST')) {
define('MHASH_GOST', 8);
}
if (!defined('MHASH_CRC32B')) {
define('MHASH_CRC32B', 9);
}
if (!defined('MHASH_HAVAL192')) {
define('MHASH_HAVAL192', 11);
}
if (!defined('MHASH_HAVAL160')) {
define('MHASH_HAVAL160', 12);
}
if (!defined('MHASH_HAVAL128')) {
define('MHASH_HAVAL128', 13);
}
if (!defined('MHASH_TIGER128')) {
define('MHASH_TIGER128', 14);
}
if (!defined('MHASH_TIGER160')) {
define('MHASH_TIGER160', 15);
}
if (!defined('MHASH_MD4')) {
define('MHASH_MD4', 16);
}
if (!defined('MHASH_SHA256')) {
define('MHASH_SHA256', 17);
}
if (!defined('MHASH_ADLER32')) {
define('MHASH_ADLER32', 18);
}
/**
* Replace mhash()
*
* @category PHP
* @package PHP_Compat
* @link http://php.net/function.mhash
* @author Aidan Lister <aidan@php.net>
* @version $Revision: 1.1 $
* @since PHP 4.1.0
* @require PHP 4.0.0 (user_error)
*/
if (!function_exists('mhash')) {
function mhash($hashtype, $data, $key = '')
{
switch ($hashtype) {
case MHASH_MD5:
$key = str_pad((strlen($key) > 64 ? pack("H*", md5($key)) : $key), 64, chr(0x00));
$k_opad = $key ^ (str_pad('', 64, chr(0x5c)));
$k_ipad = $key ^ (str_pad('', 64, chr(0x36)));
return pack("H*", md5($k_opad . pack("H*", md5($k_ipad . $data))));
default:
return false;
break;
}
}
}
?>
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