installsys.h

本程序用以示范如何挂接windows系统下的硬件中断（如并口中断

// InstallSys.h: interface for the CInstallSys class.
//
//////////////////////////////////////////////////////////////////////

#if !defined(AFX_INSTALLSYS_H__B57B9725_962C_4BB1_A83F_6934760E7364__INCLUDED_)
#define AFX_INSTALLSYS_H__B57B9725_962C_4BB1_A83F_6934760E7364__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000

#define PassDownEvent CTL_CODE(FILE_DEVICE_UNKNOWN, 0x800, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define RegisterIsaInt CTL_CODE(FILE_DEVICE_UNKNOWN, 0x801, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define UnRegisterIsaInt CTL_CODE(FILE_DEVICE_UNKNOWN, 0x802, METHOD_BUFFERED, FILE_ANY_ACCESS)

class CInstallSys  
{
public:
	HANDLE InterruptEvent;
	BOOL DisConnectInt(unsigned short m_IrqNum,BOOL m_bTrigManner);
	BOOL ConnectInterrupt(unsigned short m_IrqNum,BOOL m_bTrigManner);
	CInstallSys();
	virtual ~CInstallSys();
protected:
	BOOL m_bInstall;
	BOOL StartDriver(LPCTSTR lpszDriverPath, LPCTSTR lpszServiceName);
	BOOL StopDriver(LPCTSTR lpszServiceName);
	HANDLE OpenDevice(LPCTSTR lpszDevicePath);
	BOOL m_bConnectInt;
	HANDLE hDevice;
	
};

typedef struct _IntPara{
	/*interrupt vector*/
	unsigned short		m_IrqNum;
	/*m_TrigManner==true:Latched; m_TrigManner==false:LevelSensitive*/
	int				m_TrigManner;
}IntPara,*PIntPara;

#endif // !defined(AFX_INSTALLSYS_H__B57B9725_962C_4BB1_A83F_6934760E7364__INCLUDED_)