DriverPlatform-V3.1/Logger/CircleBuff.h

#pragma once
#include <map>
#include <vector>
#include <string>
using namespace std;
#include "CcosLock.h"

typedef struct _BlockId {
	DWORD Offset;
	DWORD Size;
	_BlockId()
	{
		Offset = 0;
		Size = 0;
	};
	~_BlockId()
	{

	};

}BLOCKID;

typedef struct _LogFileStatus {
	_LogFileStatus()
	{
		InitStatus = false;
		MaxFileSize = 1024*1024*10;
		MaxBackupCount = 0;
		MaxTimePeriod = 0;

	};
	~_LogFileStatus()
	{

	};

	bool   InitStatus;
	size_t MaxFileSize;//log file size limit.def:10M
	size_t MaxBackupCount;//log file count limit.def:
	size_t MaxTimePeriod;//by day
}LOGFILESTATUS;

class BlockInfo
{
public:
	BlockInfo(){
		m_TotalSize = 0;
		m_FileName = "";
	};
	virtual ~BlockInfo(){
	};

	DWORD m_TotalSize;
	string m_FileName;
	LOGFILESTATUS m_FileStatus;
	vector<BLOCKID> m_Block;
};

//the sequance of lock is blockmap -> circlebuff

class CircleBuff : public CcosLock
{
public:
	char *m_pBuff;
	DWORD m_TotalSize;
	DWORD m_UsedSize;
	DWORD m_BasePos;
	DWORD m_HeadPos;

	CircleBuff();
	virtual ~CircleBuff();
	bool SetCacheSize(DWORD Size);

	DWORD AddContext(const char *pContext,DWORD Size);

	bool CopyContext(char *pContext, DWORD ContextSize, DWORD Offset, DWORD OffsetSize);


};

extern CircleBuff g_Circle;

class BlockMap : public CcosLock
{
	DWORD m_FileIdx;
public:
	map<DWORD, BlockInfo> m_Block;

	BlockMap();
	virtual ~BlockMap();
	void ClearMapInfo();
	bool ChangeFilePath(DWORD FileId, const char *pFilePath);
	DWORD CreateLogFile(const char *pFilePath);
	bool WriteLogFile(DWORD Id, LOGFILESTATUS &Pattern, const char *pContext, DWORD size);
};


extern BlockMap g_BlockMap;