PHP获取MAC地址

1. <?php  
2. /**  
3. 获取网卡的MAC地址原码；目前支持WIN/LINUX系统  
4. 获取机器网卡的物理（MAC）地址  
5. **/  
6.     
7. class GetMacAddr{  
8.     
9.         var $return_array = array(); // 返回带有MAC地址的字串数组  
10.         var $mac_addr;  
11.     
12.         function GetMacAddr($os_type){  
13.              switch ( strtolower($os_type) ){  
14.                       case "linux":  
15.                                 $this->forLinux();  
16.                                 break;  
17.                       case "solaris":  
18.                                 break;  
19.                       case "unix":  
20.                                  break;  
21.                        case "aix":  
22.                                  break;  
23.                        default:  
24.                                  $this->forWindows();  
25.                                  break;  
26.      
27.               }  
28.      
29.                 
30.               $temp_array = array();  
31.               foreach ( $this->return_array as $value ){  
32.      
33.                         if (  
34. preg_match("/[0-9a-f][0-9a-f][:-]"."[0-9a-f][0-9a-f][:-]"."[0-9a-f][0-9a-f][:-]"."[0-9a-f][0-9a-f][:-]"."[0-9a-f][0-9a-f][:-]"."[0-9a-f][0-9a-f]/i",$value,  
35. $temp_array ) ){  
36.                                  $this->mac_addr = $temp_array[0];  
37.                                  break;  
38.                        }  
39.      
40.               }  
41.               unset($temp_array);  
42.               return $this->mac_addr;  
43.          }  
44.      
45.      
46.          function forWindows(){  
47.               @exec("ipconfig /all", $this->return_array);  
48.               if ( $this->return_array )  
49.                        return $this->return_array;  
50.               else{  
51.                        $ipconfig = $_SERVER["WINDIR"]."\system32\ipconfig.exe";  
52.                        if ( is_file($ipconfig) )  
53.                           @exec($ipconfig." /all", $this->return_array);  
54.                        else  
55.                           @exec($_SERVER["WINDIR"]."\system\ipconfig.exe /all", $this->return_array);  
56.                        return $this->return_array;  
57.               }  
58.          }  
59.      
60.      
61.      
62.          function forLinux(){  
63.               @exec("ifconfig -a", $this->return_array);  
64.               return $this->return_array;  
65.          }  
66.      
67. }  
68. //方法使用  
69. //$mac = new GetMacAddr(PHP_OS);  
70. //echo $mac->mac_addr;  
71. ?>