Create a body with HPAI information.

        This is used for disconnect and connection state requests.

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