docs: def hpai_body(self):
          """ Create a body with HPAI information.
  
          This is used for disconnect and connection state requests.
          """
          body = []
          # ============ IP Body ==========
          body.extend([self.channel])  # Communication Channel Id
          body.extend([0x00])  # Reserverd
          # =========== Client HPAI ===========
          body.extend([0x08])  # HPAI Length
          body.extend([0x01])  # Host Protocol
          # Tunnel Client Socket IP
          body.extend(ip_to_array(self.control_socket.getsockname()[0]))
          # Tunnel Client Socket Port
          body.extend(int_to_array(self.control_socket.getsockname()[1]))
  
          return body