mouse.cpp

来自「武安河书第一版（vxd）Windows 驱动例子」· C++ 代码 · 共 55 行

// MOUSE.cpp - main module for VxD MOUSE

#define DEVICE_MAIN
#include "mouse.h"
Declare_Virtual_Device(MOUSE)
#undef DEVICE_MAIN
#include "apcx.h"

MyHwInt* pMyIRQ;
PVOID	    	CallBackApc = 0;
THREADHANDLE 	TheThread = 0;	
int x=0;

BOOL MyHwInt::OnSharedHardwareInt(VMHANDLE hVM)
{
	x++;
	VWIN32_QueueUserApc(CallBackApc, (DWORD)&x, TheThread);
	sendPhysicalEOI();
	return FALSE;	
}

DWORD MouseDevice::OnW32DeviceIoControl(PIOCTLPARAMS pDIOCParams)
{
	switch (pDIOCParams->dioc_IOCtlCode)
	{
	case DIOC_OPEN:

		pMyIRQ = new MyHwInt();
		if (!pMyIRQ || !pMyIRQ->hook())
		{
			return -1;
		};	
		return 0;

	case DIOC_CLOSEHANDLE:

		if (pMyIRQ) delete pMyIRQ;
		return 0;

	case ADDRESSPASS:

		CallBackApc = pDIOCParams->dioc_InBuf;
		TheThread = Get_Cur_Thread_Handle();
		return 0;

	default:

		return -1;
	}
}