open_off method

Uint8List? open_off(
  1. Uint8List box,
  2. int boxoff
)

Implementation

Uint8List? open_off(Uint8List box, final int boxoff) {
  if (!(box.length > boxoff)) return null;

  // prepare shared key
  if (_sharedKey == null) before();

  return open_after(box, boxoff, box.length - boxoff);
}