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1 <?php 1 <?php
2 // +----------------------------------------------------------------------+ 2 // +----------------------------------------------------------------------+
3 // | PHP Version 4 | 3 // | PHP Version 4 |
4 // +----------------------------------------------------------------------+ 4 // +----------------------------------------------------------------------+
5 // | Copyright (c) 1997-2004 The PHP Group | 5 // | Copyright (c) 1997-2004 The PHP Group |
6 // +----------------------------------------------------------------------+ 6 // +----------------------------------------------------------------------+
7 // | This source file is subject to version 3.0 of the PHP license, | 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 | 8 // | that is bundled with this package in the file LICENSE, and is |
9 // | available at through the world-wide-web at | 9 // | available at through the world-wide-web at |
10 // | http://www.php.net/license/3_0.txt. | 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 | 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 | 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. | 13 // | license@php.net so we can mail you a copy immediately. |
14 // +----------------------------------------------------------------------+ 14 // +----------------------------------------------------------------------+
15 // | Authors: Arpad Ray <arpad@php.net> | 15 // | Authors: Arpad Ray <arpad@php.net> |
16 // +----------------------------------------------------------------------+ 16 // +----------------------------------------------------------------------+
17 // 17 //
18 // $Id: inet_pton.php,v 1.2 2005/12/05 14:49:40 aidan Exp $ 18 // $Id: inet_pton.php,v 1.2 2005/12/05 14:49:40 aidan Exp $
19   19  
20   20  
21 /** 21 /**
22 * Replace inet_pton() 22 * Replace inet_pton()
23 * 23 *
24 * @category PHP 24 * @category PHP
25 * @package PHP_Compat 25 * @package PHP_Compat
26 * @link http://php.net/inet_pton 26 * @link http://php.net/inet_pton
27 * @author Arpad Ray <arpad@php.net> 27 * @author Arpad Ray <arpad@php.net>
28 * @version $Revision: 1.2 $ 28 * @version $Revision: 1.2 $
29 * @since PHP 5.1.0 29 * @since PHP 5.1.0
30 * @require PHP 4.2.0 (array_fill) 30 * @require PHP 4.2.0 (array_fill)
31 */ 31 */
32 if (!function_exists('inet_pton')) { 32 if (!function_exists('inet_pton')) {
33 function inet_pton($address) 33 function inet_pton($address)
34 { 34 {
35 $r = ip2long($address); 35 $r = ip2long($address);
36 if ($r !== false && $r != -1) { 36 if ($r !== false && $r != -1) {
37 return pack('N', $r); 37 return pack('N', $r);
38 } 38 }
39   39  
40 $delim_count = substr_count($address, ':'); 40 $delim_count = substr_count($address, ':');
41 if ($delim_count < 1 || $delim_count > 7) { 41 if ($delim_count < 1 || $delim_count > 7) {
42 return false; 42 return false;
43 } 43 }
44   44  
45 $r = explode(':', $address); 45 $r = explode(':', $address);
46 $rcount = count($r); 46 $rcount = count($r);
47 if (($doub = array_search('', $r, 1)) !== false) { 47 if (($doub = array_search('', $r, 1)) !== false) {
48 $length = (!$doub || $doub == $rcount - 1 ? 2 : 1); 48 $length = (!$doub || $doub == $rcount - 1 ? 2 : 1);
49 array_splice($r, $doub, $length, array_fill(0, 8 + $length - $rcount, 0)); 49 array_splice($r, $doub, $length, array_fill(0, 8 + $length - $rcount, 0));
50 } 50 }
51   51  
52 $r = array_map('hexdec', $r); 52 $r = array_map('hexdec', $r);
53 array_unshift($r, 'n*'); 53 array_unshift($r, 'n*');
54 $r = call_user_func_array('pack', $r); 54 $r = call_user_func_array('pack', $r);
55   55  
56 return $r; 56 return $r;
57 } 57 }
58 } 58 }
59   59  
60 ?> 60 ?>
61 61