//echo($argv[0]."\n");
//$code = $argv[1];
//$message = implode("", file($argv[2]));
$message = "&.(\fh (-fKH-)!F\r\ng%«ÍH\$,7\r\nY";
$code = "gfgFHJghGjhghjfVHGhjGhjGvvXfgdTGfHgHfgFhfVBGcftDtFzdfdgfgf6ztFzF";
//Message to bin array:
$i = 0;
$message_bin = "";
while ($i < strlen($message)) {
$message_bin = $message_bin . bin_trim(base_convert(ord($message[$i]), 10, 2)) . "\n ";
$i++;
}
//echo ($message_bin."\n\n"); //Debug
$message_bin = explode(" ", $message_bin);
//Encode:
$i = 0;
$y = 0;
while ($i < strlen($message)) {
$char = $message_bin[$i];
$cchar = bin_trim(base_convert(ord($code[$y]), 10, 2));
//echo($code[$y]); //Debug
//echo($cchar."\n"); //Debug
//echo($char); //Debug
$message[$i] = chr(base_convert(xor_bytes($char, $cchar), 2, 10));
$y++;
if ($y >= strlen($code)) {
$y = 0;
}
$i++;
}
echo $message;
$i++;
}
echo "\n";
//Reverse
$text = "Ahoj lidi...";
$text = implode("", file("cypher.txt"));
$text = "vo svete jednotiek a nul sa pohybuju ozajstni pani programatori, obycajni koderi, lamy, aj uplni amateri. je cas oddelit jednotky od nul!";
function bin_trim($bin)
{
$x = 8 - strlen($bin);
$y = "";
while ($x) {
$y = $y . "0";
$x--;
}
return $y . $bin;
}
echo "\n";
//Code
$i = 0;
$nl = 0;
while ($i < strlen($text)) {
echo bin_trim(base_convert(ord($text[$i]), 10, 2)) . " ";
$i++;
$nl++;
if ($nl >= 16) {
echo "\n";
$nl = 0;
}
}
echo "\n";
