control/Plugin/Plc/CEXMemFileQueue.h

#pragma once
#include <vector>
#include <string>

#define DATA_FIRST_LINE_SIZE (16) //<2F><>һ<EFBFBD>м<EFBFBD>¼<EFBFBD><C2BC>ǰ<EFBFBD>ļ<EFBFBD>ʵ<EFBFBD>ʳ<EFBFBD><CAB3><EFBFBD>
//////////////////////////////////////////////////////////////////////////
// char acSeq[10];
// char acTime[12];
// unsigned char cIndex; // 0<><30>1
// unsigned char acTxRx; // 0:send, 1:recv
// char acID[10];
// unsigned char acFrame;//0:data, 1:remote
// unsigned char acType; //0:standard, 1:extend
// unsigned char cDlc;
// char acData[32];



#define DATA_FILE_SIZE (89*10000) //<2F><><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD><C4BC>ֽ<EFBFBD><D6BD><EFBFBD>

class CEX_QUEUE_FILE_ITEM
{
public:
	CEX_QUEUE_FILE_ITEM()
	{
		lFileSize = DATA_FIRST_LINE_SIZE;
		lBeindIndex = 0;
		lEndIndex = 0;
		hFile = INVALID_HANDLE_VALUE;
		hMapFile = NULL;
		pBuf = NULL;
	}
	~CEX_QUEUE_FILE_ITEM()
	{
		if (NULL != pBuf)
		{
			FlushViewOfFile(pBuf, lFileSize);
			UnmapViewOfFile(pBuf);
		}
		if (NULL != hMapFile)
		{
			CloseHandle(hMapFile);
		}
		if (INVALID_HANDLE_VALUE != hFile)
		{
			CloseHandle(hFile);
		}
	}
	std::string strFileName;
	HANDLE hFile;//<2F>ļ<EFBFBD><C4BC><EFBFBD><EFBFBD><EFBFBD>
	HANDLE hMapFile;//<2F>ļ<EFBFBD>ӳ<EFBFBD><D3B3><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	void* pBuf;//<2F>ļ<EFBFBD><C4BC><EFBFBD><EFBFBD><EFBFBD>
	int lFileSize;//<2F><>ǰ<EFBFBD>ļ<EFBFBD><C4BC>ֽ<EFBFBD><D6BD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD><C4BC><EFBFBD><EFBFBD>е<EFBFBD>ժҪ<D5AA><D2AA>Ϣ<EFBFBD><CFA2><EFBFBD>ļ<EFBFBD>ʵ<EFBFBD><CAB5><EFBFBD><EFBFBD>Ч<EFBFBD><D0A7><EFBFBD>ȣ<EFBFBD>
	int lBeindIndex;//<2F><>ǰ<EFBFBD>ļ<EFBFBD><C4BC><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>е<EFBFBD><D0B5><EFBFBD><EFBFBD><EFBFBD>
	int lEndIndex;//<2F><>ǰ<EFBFBD>ļ<EFBFBD><C4BC><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>е<EFBFBD><D0B5><EFBFBD><EFBFBD><EFBFBD>
};

class CEXMemFileQueue
{
	class ThreadLock {
	public:
		// <20><><EFBFBD>캯<EFBFBD><ECBAAF><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD>
		ThreadLock(CRITICAL_SECTION* cs)
		{ 
			m_cs = cs;
			EnterCriticalSection(m_cs); 
		}
		~ThreadLock() 
		{ 
			LeaveCriticalSection(m_cs); 
		}
	private:
		CRITICAL_SECTION* m_cs; // <20>ٽ<EFBFBD><D9BD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	};

public:
	CEXMemFileQueue(std::string strDataDir);
	~CEXMemFileQueue();

	//<2F><>ȡһ<C8A1><D2BB><EFBFBD><EFBFBD><EFBFBD>ݣ<EFBFBD><DDA3><EFBFBD><EFBFBD>ȹ̶<C8B9>ΪDATA_LINE_SIZE
	int ReadItem(void* pData, int lIndex = -1);
	//д<><D0B4>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD>ݣ<EFBFBD><DDA3><EFBFBD><EFBFBD>ȹ̶<C8B9>λDATA_LINE_SIZE
	int WriteItem(void* pData);
	//ǿ<><C7BF>ˢ<EFBFBD><CBA2><EFBFBD>ڴ<EFBFBD><DAB4><EFBFBD><EFBFBD>ݵ<EFBFBD><DDB5>ļ<EFBFBD><C4BC><EFBFBD>
	void FlushWriteFile();
	//<2F><>ȡ<EFBFBD><C8A1>ǰ<EFBFBD><C7B0>Ϣ<EFBFBD><CFA2><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	int GetItemCount();

	int GetAutoSn();

	//<2F>л<EFBFBD><D0BB><EFBFBD>ǰ<EFBFBD><C7B0><EFBFBD><EFBFBD>
	void ChangeDataDate(SYSTEMTIME stDate);
	//<2F><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD>ݵ<EFBFBD><DDB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD>б<EFBFBD>
	std::vector<std::string> GetDataList();
	//<2F>Զ<EFBFBD><D4B6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʷ<EFBFBD><CAB7><EFBFBD>ݣ<EFBFBD>lRecvDayΪ<79><CEAA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	void AutoCleanData(int lRecvDay);

private:

	//<2F><><EFBFBD>ݷ<EFBFBD><DDB7>ļ<EFBFBD><C4BC>洢
	std::vector<CEX_QUEUE_FILE_ITEM*> m_vecFile;

	//<2F><>ǰ<EFBFBD><C7B0><EFBFBD><EFBFBD>д<EFBFBD><D0B4><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD><C4BC>ڵ<EFBFBD>
	CEX_QUEUE_FILE_ITEM* m_pWriteFileItem;
	//<2F><>ǰ<EFBFBD><C7B0><EFBFBD>ڶ<EFBFBD>ȡ<EFBFBD><C8A1><EFBFBD>ļ<EFBFBD><C4BC>ڵ<EFBFBD>
	CEX_QUEUE_FILE_ITEM* m_pReadFileItem;

	int m_lReadIndex;//<2F><>ǰ<EFBFBD><C7B0>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD>ֵ
	int m_lItemCount;//<2F><>ǰ<EFBFBD><C7B0><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>

	std::string m_strBaseDir;//<2F><><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD>·<EFBFBD><C2B7>
	std::string m_strDataDir;//<2F><><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD>·<EFBFBD><C2B7>

	CRITICAL_SECTION m_cs;

	int m_lAutoSn;

	SYSTEMTIME m_stDataDate;
};