Rev Author Line No. Line
130 kaklik 1 <?php
2 // +----------------------------------------------------------------------+
3 // | PHP Version 4 |
4 // +----------------------------------------------------------------------+
5 // | Copyright (c) 1997-2004 The PHP Group |
6 // +----------------------------------------------------------------------+
7 // | This source file is subject to version 3.0 of the PHP license, |
8 // | that is bundled with this package in the file LICENSE, and is |
9 // | available at through the world-wide-web at |
10 // | http://www.php.net/license/3_0.txt. |
11 // | If you did not receive a copy of the PHP license and are unable to |
12 // | obtain it through the world-wide-web, please send a note to |
13 // | license@php.net so we can mail you a copy immediately. |
14 // +----------------------------------------------------------------------+
15 // | Authors: Arpad Ray <arpad@php.net> |
16 // +----------------------------------------------------------------------+
17 //
18 // $Id: inet_pton.php,v 1.2 2005/12/05 14:49:40 aidan Exp $
19  
20  
21 /**
22 * Replace inet_pton()
23 *
24 * @category PHP
25 * @package PHP_Compat
26 * @link http://php.net/inet_pton
27 * @author Arpad Ray <arpad@php.net>
28 * @version $Revision: 1.2 $
29 * @since PHP 5.1.0
30 * @require PHP 4.2.0 (array_fill)
31 */
32 if (!function_exists('inet_pton')) {
33 function inet_pton($address)
34 {
35 $r = ip2long($address);
36 if ($r !== false && $r != -1) {
37 return pack('N', $r);
38 }
39  
40 $delim_count = substr_count($address, ':');
41 if ($delim_count < 1 || $delim_count > 7) {
42 return false;
43 }
44  
45 $r = explode(':', $address);
46 $rcount = count($r);
47 if (($doub = array_search('', $r, 1)) !== false) {
48 $length = (!$doub || $doub == $rcount - 1 ? 2 : 1);
49 array_splice($r, $doub, $length, array_fill(0, 8 + $length - $rcount, 0));
50 }
51  
52 $r = array_map('hexdec', $r);
53 array_unshift($r, 'n*');
54 $r = call_user_func_array('pack', $r);
55  
56 return $r;
57 }
58 }
59  
60 ?>