Viewing file:  inet_pton.php (2.25 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: Arpad Ray <arpad@php.net> |
// +----------------------------------------------------------------------+
//
// $Id: inet_pton.php,v 1.2 2005/12/05 14:49:40 aidan Exp $
/**
* Replace inet_pton()
*
* @category PHP
* @package PHP_Compat
* @link http://php.net/inet_pton
* @author Arpad Ray <arpad@php.net>
* @version $Revision: 1.2 $
* @since PHP 5.1.0
* @require PHP 4.2.0 (array_fill)
*/
if (!function_exists('inet_pton')) {
function inet_pton($address)
{
$r = ip2long($address);
if ($r !== false && $r != -1) {
return pack('N', $r);
}
$delim_count = substr_count($address, ':');
if ($delim_count < 1 || $delim_count > 7) {
return false;
}
$r = explode(':', $address);
$rcount = count($r);
if (($doub = array_search('', $r, 1)) !== false) {
$length = (!$doub || $doub == $rcount - 1 ? 2 : 1);
array_splice($r, $doub, $length, array_fill(0, 8 + $length - $rcount, 0));
}
$r = array_map('hexdec', $r);
array_unshift($r, 'n*');
$r = call_user_func_array('pack', $r);
return $r;
}
}
?>
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