driver.h

Microsoft Windows驱动程序模型设计 源代码

// Declarations for filter driver
// Copyright (C) 1999 by Walter Oney
// All rights reserved

#ifndef DRIVER_H
#define DRIVER_H

#define DRIVERNAME "FILTER"					// for use in messages

///////////////////////////////////////////////////////////////////////////////
// Device extension structure

typedef struct tagDEVICE_EXTENSION {
	PDEVICE_OBJECT DeviceObject;			// device object this extension belongs to
	PDEVICE_OBJECT LowerDeviceObject;		// next lower driver in same stack
	PDEVICE_OBJECT Pdo;						// the PDO
	IO_REMOVE_LOCK RemoveLock;
	} DEVICE_EXTENSION, *PDEVICE_EXTENSION;

///////////////////////////////////////////////////////////////////////////////
// Global functions

VOID RemoveDevice(IN PDEVICE_OBJECT fdo);
NTSTATUS CompleteRequest(IN PIRP Irp, IN NTSTATUS status, IN ULONG_PTR info);

extern BOOLEAN win98;
extern UNICODE_STRING servkey;

#endif // DRIVER_H