Construct a basic_serial_port on an existing native serial port.
basic_serial_port( boost::asio::io_service & io_service, const native_type & native_serial_port);
This constructor creates a serial port object to hold an existing native serial port.
The io_service object that the serial port will use to dispatch handlers for any asynchronous operations performed on the port.
A native serial port.
Thrown on failure.