cmosram.h

武安河书第一版（vxd）Windows 驱动例子

// CMOSRAM.h - include file for VxD CMOSRAM

#include <vtoolscp.h>

#define DEVICE_CLASS		CmosramDevice
#define CMOSRAM_DeviceID		UNDEFINED_DEVICE_ID
#define CMOSRAM_Init_Order	UNDEFINED_INIT_ORDER
#define CMOSRAM_Major		1
#define CMOSRAM_Minor		0

class CmosramDevice : public VDevice
{
public:
	virtual DWORD OnW32DeviceIoControl(PIOCTLPARAMS pDIOCParams);
};

class MyPort:public VIOPort
{
public:
	MyPort(WORD	myport) : VIOPort(myport){}
	virtual DWORD handler(VMHANDLE hVM, DWORD port,CLIENT_STRUCT* pRegs,
            DWORD iotype, DWORD outdata);
};