USB外设过滤驱动程序设计

The Design of Filter Driver for USB Peripheral Devices

设计一个核心态的程序,通过过滤方式使用户自由访问USB外设(键盘),将拦截到的键值传递给用户态程序,对键盘部分键进行重定义,以在普通USB键盘上实现联想、实达等电脑厂商出品的键盘的各种实用功能。

This paper designs a kernel status program, which can make users access to the USB peripheral equipment (keyboard) freely through filtering, transfer the intercepted values of the keys to users status program and redefine some of the values. Therefore, some practical functions of the keyboards of the Legend, Start, etc. computers can be realized in ordinary USB keyboard.