<?php
// File name:	md5.inc.php
// Description:	PHP subroutine to calculate MD5 digests
// Date:	2004-07-04
// Author:	imacat <imacat@pristine.com.tw>
// Copyright:	Copyright (C) 2004-2007 Pristine Communications

// md5_raw: Return the raw MD5 binary digest
function md5_raw($content)
{
    $md5hex = md5($content);
    for ($i = 0, $md5 = ""; $i < strlen($md5hex); $i += 2) {
        $md5 .= chr(hexdec(substr($md5hex, $i, 2)));
    }
    return $md5;
}

// md5_base64: Return the Base64-encoded MD5 digest
function md5_base64($content)
{
    return base64_encode(md5_raw($content));
}

?>