<?php
$host="localhost";
$username="";
$password="";
$db_name="";
$key="";
$tbl_name="login";
$IP = $_SERVER['REMOTE_ADDR'];
mysql_connect("$host", "$username", "$password")or die("cannot connect");
mysql_select_db("$db_name")or die("cannot select DB");
$HWID = $_GET['HWID'];
$sql="SELECT * FROM $tbl_name WHERE HWID='$HWID'";
$result=mysql_query($sql);
$count=mysql_num_rows($result);
if($count==1){
echo rc4Encrypt("Code")
}else{
echo rc4Encrypt("Code")
}
function rc4Encrypt($key, $pt) {
    $s = array();
    for ($i=0; $i<256; $i++) {
        $s[$i] = $i;
    }
    $j = 0;
    $x;
    for ($i=0; $i<256; $i++) {
        $j = ($j + $s[$i] + ord($key[$i % strlen($key)])) % 256;
        $x = $s[$i];
        $s[$i] = $s[$j];
        $s[$j] = $x;
    }
    $i = 0;
    $j = 0;
    $ct = '';
    $y;
    for ($y=0; $y<strlen($pt); $y++) {
        $i = ($i + 1) % 256;
        $j = ($j + $s[$i]) % 256;
        $x = $s[$i];
        $s[$i] = $s[$j];
        $s[$j] = $x;
        $ct .= $pt[$y] ^ chr($s[($s[$i] + $s[$j]) % 256]);
    }
    return $ct;
}
function rc4Decrypt($key, $ct) {
    return rc4Encrypt($key, $ct);
}
?>