khandletable.h

文件加密的过滤驱动程序源代码.

// KHandleTable.h: interface for the KHandleTable class.
//
//////////////////////////////////////////////////////////////////////

#if !defined(AFX_KHANDLETABLE_H__AB998740_C006_11D5_A1DA_00E006F27970__INCLUDED_)
#define AFX_KHANDLETABLE_H__AB998740_C006_11D5_A1DA_00E006F27970__INCLUDED_

#include "..\HookShr\Comdef.h"

#define TABLE_LEN		256
//#define HandleToIndex(h)	(((h)&0xFFFF)>>8)
#define HandleToIndex(h)	(((h)&0xFFF)>>4)

struct  HT_ITEM			//One item in handle-table
{
	HANDLE   handle;
	int drive;
	ParsedPath *	pName;
};

class KHandleTable  
{
public:
	BOOL Find(HANDLE h, int &drive, ParsedPath *pBuf, int bufLen);
	void Delete(HANDLE h);
	void Empty();
	void Add(HANDLE h, const int drive, const ParsedPath *pFileName);
	KHandleTable();
	virtual ~KHandleTable();

protected:
	HT_ITEM m_entry[TABLE_LEN];
};

#endif // !defined(AFX_KHANDLETABLE_H__AB998740_C006_11D5_A1DA_00E006F27970__INCLUDED_)