quickIntDigest static method

List<int> quickIntDigest(List<int> data)

Implementation

static List<int> quickIntDigest(List<int> data) {
  int reg = 0;
  final List<int> message = List<int>.filled(data.length + 2, 0);
  message.setAll(0, data);

  for (final byte in message) {
    int mask = 0x80;
    while (mask > 0) {
      reg <<= 1;
      if (byte & mask != 0) {
        reg += 1;
      }
      mask >>= 1;
      if (reg > BinaryOps.mask16) {
        reg &= BinaryOps.mask16;
        reg ^= _poly;
      }
    }
  }
  return [reg >> 8, reg & BinaryOps.mask8];
}