- for ($pos = 0; $pos < length($input); $pos += $blocksize) {
- $output .= unpack("H16", $cipher->encrypt(substr($input, $pos, $blocksize)));
+ for ($pos = 0; $pos < length($input); $pos += $blocksize) {
+ $output .= unpack("H16", $cipher->encrypt(substr($input, $pos, $blocksize))) if ($hascryptix);