lpszDeviceName = (LPTSTR)lpDevNames + lpDevNames->wDeviceOffset;
lpszPortName = (LPTSTR)lpDevNames + lpDevNames->wOutputOffset;
lpszDeviceName = (LPTSTR)lpDevNames + lpDevNames->wDeviceOffset;
lpszPortName = (LPTSTR)lpDevNames + lpDevNames->wOutputOffset;