直接IO模拟键盘源代码

 //fuckaid driver
//xxx by MJ0011 2007-12-4 14:44


#include <ntddk.h>
#include <zwfunc.h>
#include <stdafx.h>
#include <ntifs_48.h>

#define DEVICE_KBD_DEVICE 0x9801
#define IOCTL_SET_KBD_INPUT CTL_CODE(DEVICE_KBD_DEVICE , 0x912 , METHOD_BUFFERED , FILE_ANY_ACCESS )


// ================================================================
// KEYBOARD I/O REGISTERS ON THE PC
// ================================================================
// 60h    data
// 64h    command (write)
// 64h    Status (read)
//
// Bits in Status register (names from Linux source)
//    b7  PERR    parity error in data received from keyboard
//    b6  GTO    receive timeout
//    b5          transmit timeout (or PS/2 mouse?)
//    b4          keyboard is locked
//    b3          0=60h was the port last accessed, 1=61h was last (?)
//    b2          System Flag status: 0=power-up/reset, 1=selftest OK (?)
//    b1  IBF    input buffer full (data from host to keyboard)
//    b0    OBF    output buffer full (data from keyboard to host)
//
// Bits in Output Port of 8042 chip (Table P0383 in PORTS.A)
// The Output Port is written by controller command D1h,
// and read by controller command D0h
//    b7          keyboard data output
//    b6          keyboard clock output
//    b5          input buffer NOT full
//    b4          output buffer NOT empty
//    b3          (varies)
//    b2          (varies)
//    b1          A20 gate
//    b0