toDER function

Uint8List toDER(
  1. Uint8List x
)

Implementation

Uint8List toDER(Uint8List x) {
  var i = 0;
  while (x[i] == 0) ++i;
  if (i == x.length) return ZERO;
  x = x.sublist(i);
  List<int> combine = List.from(ZERO);
  combine.addAll(x);
  if (x[0] & 0x80 != 0) return Uint8List.fromList(combine);
  return x;
}