global.h

一个过滤层文件系统驱动的完整代码,实现了文件的加密,操作截获等

#pragma once

extern PKEVENT pReq_Event;
extern BOOL gUser_Command ;
extern ULONG  gAck;
extern PKEVENT pAck_Event;
extern FAST_MUTEX Guard_Mutex;

extern WCHAR gSymbol[];
extern WCHAR gSymbolDos[];

extern ULONG CurrentDriveSet;

//
// Table of our hook devices for each drive letter. This makes it
// easy to look up the device object that was created to hook a 
// particular drive.
//
extern PDEVICE_OBJECT      DriveHookDevices[26];

// 
//  保存系统分配给我的驱动对象的指针
//
extern PDRIVER_OBJECT FsTPMDriverObject;

// Save pointer to GUI
extern PDEVICE_OBJECT pGUIDevice;

//
// Current bitmask of hooked devices
//
extern ULONG         CurrentDeviceSet;

//List ProtectFileList = {0};

extern ULONG ProcessNameOffset;   

extern KSPIN_LOCK IoDatabaseLock;
extern PKSPIN_LOCK IopDatabaseLock;

extern FSTPM_CONTROL_BLOCK ProtectControlBlock;