// add non-stateless strategies (for which we've reserved negative ordinals; see
      // Strategy.ordinal()).
      strategyOrdinal = din.readByte();
      numHashFunctions = toUnsignedInt(din.readByte());
      dataLength = din.readInt();

      /*
       * We document in BloomFilterStrategies that we must not change the ordering, and we have a

	n = copy(p, b.buf[b.r:b.w])
	b.r += n
	b.lastByte = int(b.buf[b.r-1])
	b.lastRuneSize = -1
	return n, nil
}

// ReadByte reads and returns a single byte.
// If no byte is available, returns an error.
func (b *Reader) ReadByte() (byte, error) {
	b.lastRuneSize = -1
	for b.r == b.w {
		if b.err != nil {
			return 0, b.readErr()
		}
		b.fill() // buffer is empty
	}