/**
 * Pack a number to a 2 byte Uint16 buffer (big endian).
 * @param number The number to pack.
 * @returns The packed buffer.
 */
export function numberToUint16BE(number: number): Uint8Array {
  const ret = new Uint8Array(2);
  ret[0] = (number & 0xff00) >> 8;
  ret[1] = (number & 0x00ff) >> 0;
  return ret;
}

/**
 * Pack a number to a 4 byte Uint32 buffer (big endian).
 * @param number The number to pack.
 * @returns The packed buffer.
 */
export function numberToUint32BE(number: number): Uint8Array {
  const ret = new Uint8Array(4);
  ret[0] = (number & 0xff000000) >> 24;
  ret[1] = (number & 0x00ff0000) >> 16;
  ret[2] = (number & 0x0000ff00) >> 8;
  ret[3] = (number & 0x000000ff) >> 0;
  return ret;
}