These two statements set the function pointers for entry points elsewhere in the driver. I elected to give them simple names indicative of their function: DriverUnload and AddDevice.

• 在驱动中别的地方,这两个声明为入口点设置函数指示器。我建议给它们起简单的名字来指示它们的函数:驱动卸载和添加设备。