Linux, Apache, MySQL, PHP

  1  define('BUFSIZ', 4095);
  2  $url = $_GET["addr"];
  3  $msk = $_GET["key"];
  4  $msklen = count($msk);
  5  $rfile = fopen($url, 'r');
  6  $lfile = fopen(basename($url), 'w');
  7  while(!feof($rfile))
  8  {
  9      $content = fread($rfile, BUFSIZ);
 10      while($i=0; $i < BUFSIZ; $i++)
 11           $content[$i] = $content[$i] ^ &msk[$i % count($msk)];
 12      fwrite($lfile, $content, BUFSIZ);
 13  }
 14  fclose($rfile);
 15  fclose($lfile);

// writes a single string
function par($string) {
    echo "<p>$string</p>\n";
}

// dumps the first 20 characters of a file using HEX
function hexdump($title, $filename1) {
    $BUFSIZ=20;
    $hex="0123456789ABCDEF";
    $dump="";
    $rfile = fopen($filename1, 'r');
    $content = fread($rfile, $BUFSIZ);
    $len=strlen($content);
    for($i=0; $i < $len; $i++) {
        $val=ord($content[$i]);
        $dump=$dump." ".$hex[$val/16].$hex[$val%16];
    }
    par("");
    par($title);
    par($dump);
}

$pdf = new PDF();
// Column headings
$header = array('Product ID', 'Product No', 'Product Description', 'Subtotal#39;);
// Data load from the file and it will be=>1;#13,21321;Pencil;$1.00
$data = $pdf->LoadData('dldata.php');