written by webmaster@theworldsend.net, Aug. 2001
--------------------------------------------------------- */
if(!defined('NO_MAIN')) define('NO_MAIN', 1);
define('PPHL_SCRIPT_PATH' , '../');
include PPHL_SCRIPT_PATH.'main_location.inc';
include PPHL_SCRIPT_PATH.'libraries/grab_globals.lib.'.CFG_PHPEXT;
/*
* validIP()
* checks the syntax of an IP.
*/
function validIP($ip) {
if( ereg("^([0-9]{1,3})\.([0-9]{1,3})\.([0-9]{1,3})\.([0-9]{1,3})$", $ip,$regs_array) ) {
if( ($regs_array[1] == 127 or $regs_array[1] > 223 or $regs_array[1] <= 0)
or $regs_array[2] > 255
or $regs_array[3] > 255
or ($regs_array[4] > 254 or $regs_array[4] <= 0)) {
return FALSE;
} else {
return TRUE;
}
} else {
return FALSE;
}
}
if (defined('PHP_OS') && eregi('win', PHP_OS)) define('IS_WINDOWS', 1);
else define('IS_WINDOWS', 0);
// check if request came from the same host
if(!eregi($HTTP_HOST,$HTTP_REFERER)) {
echo 'Traceroute information is only allowed if referred from the following host: '.$HTTP_HOST;
exit;
}
// check for malicious string
if (ereg(" ",@$host)) {
echo 'No Space in Host field allowed !';
exit;
}
if (@$host <> "" && validIP($host)) {
echo("PowerPhlogger Traceroute Output:
");
echo '';
// $host = escapeshellarg($host);
if (IS_WINDOWS) system("tracert $host");
else system("traceroute $host");
echo '';
} else {
echo 'Please provide us with a valid IP! (e.g. trace.php?host=xxx.xxx.xxx.xxx)';
}
?>