FromUint16BE convert uint16 to []byte in big endian.

FromUint16LE convert uint16 to []byte in little endian @param v param @return []byte result.

SetAll set all bytes of the slice to value SetAll set all bytes of the slice to value @param b byte array @param v param.

ToUint16BE convert []byte of big endian to uint16.

ToUint16LE convert []byte of little endian to uint16.

ZeroAll set all bytes of the slice to 0 @param b byte array.