/* 
 * $Id: updownclient.h 15538 2009-09-07 09:37:30Z huby $
 * 
 * this file is part of eMule
 * Copyright (C)2002-2006 Merkur ( strEmail.Format("%s@%s", "devteam", "emule-project.net") / http://www.emule-project.net )
 * 
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

#pragma once
#include "BarShader.h"
#include "ClientStateDefs.h"

#include "NatTraversal/NatSocket.h" // VC-SearchDream[2007-04-18]: Add For SourceExchange NAT
#include "NatTraversal/SourceExchangeNAT.h" // VC-SearchDream[2007-04-18]: Add For SourceExchange NAT

#include "TraceEvent.h"

class CTag; //Xman Anti-Leecher
class CClientReqSocket;
class CPeerCacheDownSocket;
class CPeerCacheUpSocket;
class CFriend;
class CPartFile;
class CClientCredits;
class CAbstractFile;
class CKnownFile;
class Packet;
class CxImage;
struct Requested_Block_Struct;
class CSafeMemFile;
class CEMSocket;
class CAICHHash;
enum EUtf8Str;

struct Pending_Block_Struct{
	Pending_Block_Struct()
	{
		block = NULL;
		zStream = NULL;
		totalUnzipped = 0;
		fZStreamError = 0;
		fRecovered = 0;
		fQueued = 0;
	}
	Requested_Block_Struct*	block;
	struct z_stream_s*      zStream;       // Barry - Used to unzip packets
	UINT					totalUnzipped; // Barry - This holds the total unzipped bytes for all packets so far
	UINT					fZStreamError : 1,
							fRecovered    : 1,
							fQueued		  : 3;
};

class CUpDownClient;
struct INetBlockRange_Struct
{
	INetBlockRange_Struct()
	{
		m_iBlockIndexS = UINT(-1);
		m_iBlockIndexE = UINT(-1);
		m_iBlockCurrentDoing = UINT(-1);	
		m_iBlockLastReqed = UINT(-1);
		m_pClient = NULL;	
		m_bRangeIsFinished = false;
		m_bDataFinished = false;			
		m_dwTakeOverTime =0;				
	};
	UINT			m_iBlockIndexS;
	UINT			m_iBlockIndexE;
	UINT			m_iBlockCurrentDoing;	//< 当前正在完成的BlockIndex(可以计算还剩下多少个Block需要完成)
	UINT            m_iBlockLastReqed;		//< 最后一次已发的BlockReq Index	
	CUpDownClient*	m_pClient;				//< 当前由哪个Client负责完成
	bool			m_bRangeIsFinished;		//< Range 无法切分后的完成
	bool			m_bDataFinished;		//<	此BlockRange下载数据是否已完成
	DWORD			m_dwTakeOverTime;		//< 被领走的时间
};

#pragma pack(1)
struct Requested_File_Struct{
	uchar	  fileid[16];
	uint32	  lastasked;
	uint8	  badrequests;
};
#pragma pack()

enum ErrorReason
{
	// 没有错误,这是初始状态
	erNoError = 0 ,

	// 连接被拒绝
	erConnectionRefused = 100,

	// 连接被重置
	erConnectionReseted ,

	// 文件不存在
	erFileNotExisted ,

	// 用户名或密码不匹配
	erUsernameOrPasswdNotMatched ,

	// 已经到达最大的连接数
	erNoMoreConnectionAllowed ,

	// 未知的错误
	erUnknown ,
};

typedef int CPeerType;
const CPeerType ptUnknown = 0;
const CPeerType ptBT = 1L << 0;
const CPeerType ptHttp = 1L << 1;
const CPeerType ptFtp = 1L << 2;
const CPeerType ptAnnounce = 1L << 3;
const CPeerType ptUrl = 1L << 4;
const CPeerType ptED2K = 1L << 5;
const CPeerType ptINet = ptHttp | ptFtp;

#define INetPeerBlockReqCount 1
#define INetFileAskTimeInterval 10000

#define UI_UPDATE_DOWNLOADLIST		0x01
#define UI_UPDATE_PEERLIST			0x02
#define UI_UPDATE_DOWNLOAD_PEERLIST	0x04
#define UI_UPDATE_QUEUELIST			0x08
#define UI_UPDATE_UPLOADLIST		0x10			

struct PartFileStamp{
	CPartFile*	file;
	DWORD		timestamp;
};

#define	MAKE_CLIENT_VERSION(mjr, min, upd) \
	((UINT)(mjr)*100U*10U*100U + (UINT)(min)*100U*10U + (UINT)(upd)*100U)

///////////////////////////////////////////////////////////////////////////
//
// 事件列表(EventList)
//

typedef CTypedPtrList<CObList, CTraceEvent*> EventList;

//#pragma pack(2)
class CUpDownClient : public CObject
{
	DECLARE_DYNAMIC(CUpDownClient)

	friend class CUploadQueue;
	friend class CSourceExchangeNAT;

//EastShare Start - added by AndCycle, IP to Country
public:
	CString			GetCountryName(bool longName = false) const;
	int				GetCountryFlagIndex() const;
	void			ResetIP2Country();

protected:

	//Xman Anti-Leecher
	uint8	m_bLeecher; 
	CString	old_m_strClientSoftwareFULL;
	CString	old_m_pszUsername;
	CString m_strBanMessage; //hold the message temporary
	CString strBanReason_permament; //keeps the message in short version
	uint8 uhashsize;
	uint8 m_uNickchanges; //Xman Anti-Nick-Changer
	uint32 m_ulastNickChage; //Xman Anti-Nick-Changer

	//>>> Anti-XS-Exploit (Xman)
	uint32 m_uiXSAnswer;
	uint32 m_uiXSReqs;
	//<<< Anti-XS-Exploit

	//Xman end

	//Xman Anti-Leecher: simple Anti-Thief
	float	GetXtremeVersion(CString modversion) const;
	static const CString str_ANTAddOn;
	static const CString GetANTAddOn()
	{
		CString nick=_T("[");
		srand( (unsigned)time( NULL ) );
		for(uint8 i = 0; i < 4; ++i)
		{
				nick.AppendFormat(_T("%c"), 32+rand()%95);
		}
		nick += _T(']');

		return nick;
	}
	//Xman end

	struct	Country_Struct* m_structUserCountry; //EastShare - added by AndCycle, IP to Country
//EastShare End - added by AndCycle, IP to Country

public:
    void PrintUploadStatus();

	//base
	CUpDownClient(CClientReqSocket* sender = 0);
	CUpDownClient(CPartFile* in_reqfile, uint16 in_port, uint32 in_userid, uint32 in_serverup, uint16 in_serverport, bool ed2kID = false);
	virtual ~CUpDownClient();
	
	const CUpDownClient * GetSourceExchangeClient()
	{
		return m_pSourceExchangeClient;
	}
	void SetSourceExchangeClient(/*const*/ CUpDownClient * pClient)
	{
		//ADDED by VC-fengwen on 2007/10/26 <begin> : 记住对方，以便在对像被删除时做清理。
		SeverSrcExchangeWithHelper();
		pClient->m_listSrcExchangeFor.AddTail(this);
		//ADDED by VC-fengwen on 2007/10/26 <end> : 记住对方，以便在对像被删除时做清理。
	
		m_pSourceExchangeClient = pClient;
	}

	inline void SetRegisterTime()
	{
		m_dwRegisterTime = time(NULL);
		m_dwReceiveKeepALiveTime = time(NULL);
	}

	inline void SetReceiveALiveTime()
	{
		if (m_nUDPState != UDP_CONNECTED)
		{
			m_nUDPState = UDP_CONNECTED;
		}

		m_dwReceiveKeepALiveTime = time(NULL);
	}

	void CheckUDPTunnel();

	void			StartDownload();
	virtual void	CheckDownloadTimeout();
	virtual void	SendCancelTransfer(Packet* packet = NULL);
	virtual bool	IsEd2kClient() const							{ return true; }
	virtual bool	Disconnected(LPCTSTR pszReason, bool bFromSocket = false,CClientReqSocket* pSocket=NULL);
	virtual bool	TryToConnect(bool bIgnoreMaxCon = false, bool bNoCallbacks = false, CRuntimeClass* pClassSocket = NULL);
	virtual bool	Connect();
	virtual void	ConnectionEstablished();
	virtual void	OnSocketConnected(int nErrorCode);
	virtual bool			CheckHandshakeFinished() const;
	void			CheckFailedFileIdReqs(const uchar* aucFileHash);
	uint32			GetUserIDHybrid() const							{ return m_nUserIDHybrid; }
	void			SetUserIDHybrid(uint32 val)						{ m_nUserIDHybrid = val; }
	LPCTSTR			GetUserName() const								{ return m_pszUsername; }
	void			SetUserName(LPCTSTR pszNewName);
	uint32			GetIP() const									{ return m_dwUserIP; }
	void			SetIP( uint32 val ) //Only use this when you know the real IP or when your clearing it.
						{
							if(val)
							{
								m_dwUserIP = val;
								m_nConnectIP = val;
							}
						}
	virtual	DWORD	GetIPFrom( ) const								{ return m_nSourceFrom; }
	__inline bool	HasLowID() const								{ return (m_nUserIDHybrid < 16777216); }
	uint32			GetConnectIP() const							{ return m_nConnectIP; }
	uint16			GetUserPort() const								{ return m_nUserPort; }
	void			SetUserPort(uint16 val)							{ m_nUserPort = val; }
	UINT			GetTransferredUp() const						{ return m_nTransferredUp; }
	UINT			GetTransferredDown() const						{ return m_nTransferredDown; }
	uint32			GetServerIP() const								{ return m_dwServerIP; }
	void			SetServerIP(uint32 nIP)							{ m_dwServerIP = nIP; }
	uint16			GetServerPort() const							{ return m_nServerPort; }
	void			SetServerPort(uint16 nPort)						{ m_nServerPort = nPort; }
	const uchar*	GetUserHash() const								{ return (uchar*)m_achUserHash; }
	void			SetUserHash(const uchar* pUserHash);
	bool			HasValidHash() const
						{
							return ((const int*)m_achUserHash[0]) != 0 || ((const int*)m_achUserHash[1]) != 0 || ((const int*)m_achUserHash[2]) != 0 || ((const int*)m_achUserHash[3]) != 0;
						}
	int				GetHashType() const;
	const uchar*	GetBuddyID() const								{ return (uchar*)m_achBuddyID; }
	void			SetBuddyID(const uchar* m_achTempBuddyID);
	bool			HasValidBuddyID() const							{ return m_bBuddyIDValid; }
	void			SetBuddyIP( uint32 val )						{ m_nBuddyIP = val; }
	uint32			GetBuddyIP() const								{ return m_nBuddyIP; }
	void			SetBuddyPort( uint16 val )						{ m_nBuddyPort = val; }
	uint16			GetBuddyPort() const							{ return m_nBuddyPort; }
	EClientSoftware	GetClientSoft() const							{ return (EClientSoftware)m_clientSoft; }
	const CString&	GetClientSoftVer() const						{ return m_strClientSoftware; }
	const CString&	GetClientModVer() const							{ return m_strModVersion; }
	void			InitClientSoftwareVersion();
	UINT			GetVersion() const								{ return m_nClientVersion; }
	uint8			GetMuleVersion() const							{ return m_byEmuleVersion; }
	bool			ExtProtocolAvailable() const					{ return m_bEmuleProtocol; }
	bool			SupportMultiPacket() const						{ return m_bMultiPacket; }
	bool			SupportExtMultiPacket() const					{ return m_fExtMultiPacket; }
	bool			SupportPeerCache() const						{ return m_fPeerCache; }
	bool			SupportsLargeFiles() const						{ return m_fSupportsLargeFiles; }
	bool			IsEmuleClient() const							{ return m_byEmuleVersion!=0; }
	uint8			GetSourceExchange1Version() const				{ return m_bySourceExchange1Ver; }
	bool			SupportsSourceExchange2() const					{ return m_fSupportsSourceEx2; }
	CClientCredits* Credits() const									{ return credits; }
	bool			IsBanned() const;
	const CString&	GetClientFilename() const						{ return m_strClientFilename; }
	void			SetClientFilename(const CString& fileName)		{ m_strClientFilename = fileName; }
	uint16			GetUDPPort() const								{ return m_nUDPPort; }
	void			SetUDPPort(uint16 nPort)						{ m_nUDPPort = nPort; }
	uint8			GetUDPVersion() const							{ return m_byUDPVer; }
	bool			SupportsUDP() const								{ return GetUDPVersion() != 0 && m_nUDPPort != 0; }
	uint16			GetKadPort() const								{ return m_nKadPort; }
	void			SetKadPort(uint16 nPort)						{ m_nKadPort = nPort; }
	uint8			GetExtendedRequestsVersion() const				{ return m_byExtendedRequestsVer; }
	void			RequestSharedFileList();
	void			ProcessSharedFileList(const uchar* pachPacket, UINT nSize, LPCTSTR pszDirectory = NULL);
	EConnectingState GetConnectingState() const						{ return (EConnectingState)m_nConnectingState; }

	void			SendPublicIPRequest();
	void	SendHelloTypePacket(CSafeMemFile* data);
	void			ResetFileStatusInfo();
	bool			SafeSendPacket(Packet* packet);
	void			CheckForGPLEvilDoer();

	bool			IsFriend() const								{ return m_Friend != NULL; }
	bool			GetFriendSlot() const;
	void			SetFriendSlot(bool bNV)							{ m_bFriendSlot = bNV; }
	bool			Compare(const CUpDownClient* tocomp, bool bIgnoreUserhash = false) const;
	uint32			GetLastSrcReqTime() const						{ return m_dwLastSourceRequest; }
	void			SetLastSrcReqTime()								{ m_dwLastSourceRequest = ::GetTickCount(); }
	uint32			GetLastSrcAnswerTime() const					{ return m_dwLastSourceAnswer; }
	void			SetLastSrcAnswerTime()							{ m_dwLastSourceAnswer = ::GetTickCount(); }
	uint32			GetLastAskedForSources() const					{ return m_dwLastAskedForSources; }
	void			SetLastAskedForSources()						{ m_dwLastAskedForSources = ::GetTickCount(); }
	uint32         GetLastGetBlockReqTime()						{ return m_LastGetBlockReqTime;}
	uint32			GetErrTimes() const								{ return m_iErrTimes;}	

	//void			ClearHelloProperties();
	//bool			ProcessHelloAnswer(const uchar* pachPacket, UINT nSize);
	//bool			ProcessHelloPacket(const uchar* pachPacket, UINT nSize);
	//void			SendHelloAnswer();
	//virtual bool	SendHelloPacket();
	//void			SendMuleInfoPacket(bool bAnswer);
	//void			ProcessMuleInfoPacket(const uchar* pachPacket, UINT nSize);
	//void			ProcessMuleCommentPacket(const uchar* pachPacket, UINT nSize);
	//void			ProcessEmuleQueueRank(const uchar* packet, UINT size);
	//void			ProcessEdonkeyQueueRank(const uchar* packet, UINT size);
	//void			CheckQueueRankFlood();
	//bool			Compare(const CUpDownClient* tocomp, bool bIgnoreUserhash = false) const;
	//void			ResetFileStatusInfo();
	//uint32			GetLastSrcReqTime() const						{ return m_dwLastSourceRequest; }
	//void			SetLastSrcReqTime()								{ m_dwLastSourceRequest = ::GetTickCount(); }
	//uint32			GetLastSrcAnswerTime() const					{ return m_dwLastSourceAnswer; }
	//void			SetLastSrcAnswerTime()							{ m_dwLastSourceAnswer = ::GetTickCount(); }
	//uint32			GetLastAskedForSources() const					{ return m_dwLastAskedForSources; }
	//void			SetLastAskedForSources()						{ m_dwLastAskedForSources = ::GetTickCount(); }
	//bool			GetFriendSlot() const;
	//void			SetFriendSlot(bool bNV)							{ m_bFriendSlot = bNV; }
	//bool			IsFriend() const								{ return m_Friend != NULL; }
	//void			SetCommentDirty(bool bDirty = true)				{ m_bCommentDirty = bDirty; }
	//bool			GetSentCancelTransfer() const					{ return m_fSentCancelTransfer; }
	//void			SetSentCancelTransfer(bool bVal)				{ m_fSentCancelTransfer = bVal; }
	//void			ProcessPublicIPAnswer(const BYTE* pbyData, UINT uSize);
	//void			SendPublicIPRequest();
	//uint8			GetKadVersion()									{ return m_byKadVersion; }
	//bool			SendBuddyPingPong()								{ return m_dwLastBuddyPingPongTime < ::GetTickCount(); }
	//bool			AllowIncomeingBuddyPingPong()					{ return m_dwLastBuddyPingPongTime < (::GetTickCount()-(3*60*1000)); }
	//void			SetLastBuddyPingPongTime()						{ m_dwLastBuddyPingPongTime = (::GetTickCount()+(10*60*1000)); }
	//// secure ident
	//void			SendPublicKeyPacket();
	//void			SendSignaturePacket();
	//void			ProcessPublicKeyPacket(const uchar* pachPacket, UINT nSize);
	//void			ProcessSignaturePacket(const uchar* pachPacket, UINT nSize);
	//uint8			GetSecureIdentState() const						{ return (uint8)m_SecureIdentState; }
	//void			SendSecIdentStatePacket();
	//void			ProcessSecIdentStatePacket(const uchar* pachPacket, UINT nSize);
	//uint8			GetInfoPacketsReceived() const					{ return m_byInfopacketsReceived; }
	//void			InfoPacketsReceived();
	//// preview
	//void			SendPreviewRequest(const CAbstractFile* pForFile);
	//void			SendPreviewAnswer(const CKnownFile* pForFile, CxImage** imgFrames, uint8 nCount);
	//void			ProcessPreviewReq(const uchar* pachPacket, UINT nSize);
	//void			ProcessPreviewAnswer(const uchar* pachPacket, UINT nSize);
	//bool			GetPreviewSupport() const						{ return m_fSupportsPreview && GetViewSharedFilesSupport(); }
	bool			GetViewSharedFilesSupport() const				{ return m_fNoViewSharedFiles==0; }
	//bool			SafeSendPacket(Packet* packet);
	//void			CheckForGPLEvilDoer();
	// Encryption / Obfuscation
	bool			SupportsCryptLayer() const						{ return m_fSupportsCryptLayer; }
	bool			RequestsCryptLayer() const						{ return SupportsCryptLayer() && m_fRequestsCryptLayer; }
	bool			RequiresCryptLayer() const						{ return RequestsCryptLayer() && m_fRequiresCryptLayer; }
	bool			SupportsDirectUDPCallback() const				{ return m_fDirectUDPCallback != 0 && HasValidHash() && GetKadPort() != 0; }
	void			SetCryptLayerSupport(bool bVal)					{ m_fSupportsCryptLayer = bVal ? 1 : 0; }
	void			SetCryptLayerRequest(bool bVal)					{ m_fRequestsCryptLayer = bVal ? 1 : 0; }
	void			SetCryptLayerRequires(bool bVal)				{ m_fRequiresCryptLayer = bVal ? 1 : 0; }
	void			SetDirectUDPCallbackSupport(bool bVal)			{ m_fDirectUDPCallback = bVal ? 1 : 0; }
	void			SetConnectOptions(uint8 byOptions, bool bEncryption = true, bool bCallback = true); // shortcut, sets crypt, callback etc based from the tagvalue we recieve
	bool			IsObfuscatedConnectionEstablished() const;
	bool			ShouldReceiveCryptUDPPackets() const;
	void			UpdateUI(int flag);

	//upload
	EUploadState	GetUploadState() const							{ return (EUploadState)m_nUploadState; }
	void			SetUploadState(EUploadState news);
	uint32			GetWaitStartTime() const;
	void 			SetWaitStartTime();
	void 			ClearWaitStartTime();
	
	uint32			GetWaitTime() const								{ 
		if( !m_dwUploadTime )
			return ::GetTickCount() - GetWaitStartTime();
		else
			return m_dwUploadTime - GetWaitStartTime(); 
	}
	bool			IsDownloading() const							{ return (m_nUploadState == US_UPLOADING); }
	bool			HasBlocks() const								{ return !m_BlockRequests_queue.IsEmpty(); }
    UINT            GetNumberOfRequestedBlocksInQueue() const       { return m_BlockRequests_queue.GetCount(); }
	UINT			GetDatarate() const								{ return m_nUpDatarate; }	
	void			AddReqBlock(Requested_Block_Struct* reqblock);
	void			CreateNextBlockPackage();
	uint32			GetUpStartTimeDelay() const						
	{ 
		if( 0 == m_dwUploadTime )
			return 0;
		else
			return ::GetTickCount() - m_dwUploadTime; 
	}
	void 			SetUpStartTime()								{ m_dwUploadTime = ::GetTickCount(); }
	void			SendHashsetPacket(const uchar* fileid);
	const uchar*	GetUploadFileID() const							{ return requpfileid; }
	void			SetUploadFileID(CKnownFile* newreqfile);
	UINT			SendBlockData();
	void			ClearUploadBlockRequests();
	void			SendRankingInfo();
	void			SendCommentInfo(/*const*/ CKnownFile *file);
	void			AddRequestCount(const uchar* fileid);
	void			UnBan();
	void			Ban(LPCTSTR pszReason = NULL);
	UINT			GetAskedCount() const							{ return m_cAsked; }
	void			AddAskedCount()									{ m_cAsked++; }
	void			SetAskedCount(UINT m_cInAsked)					{ m_cAsked = m_cInAsked; }
	void			FlushSendBlocks(); // call this when you stop upload, or the socket might be not able to send
	uint32			GetLastUpRequest() const						{ return m_dwLastUpRequest; }
	void			SetLastUpRequest()								{ m_dwLastUpRequest = ::GetTickCount(); }
	void			SetCollectionUploadSlot(bool bValue);
	bool			HasCollectionUploadSlot() const					{ return m_bCollectionUploadSlot; }

	UINT			GetSessionUp() const							{ return m_nTransferredUp - m_nCurSessionUp; }
	void			ResetSessionUp() {
						m_nCurSessionUp = m_nTransferredUp;
						m_addedPayloadQueueSession = 0;
						m_nCurQueueSessionPayloadUp = 0;
					}

	UINT			GetSessionDown() const							{ return m_nTransferredDown - m_nCurSessionDown; }
    UINT            GetSessionPayloadDown() const                   { return m_nCurSessionPayloadDown; }
	void			ResetSessionDown() {
						m_nCurSessionDown = m_nTransferredDown;
                        m_nCurSessionPayloadDown = 0;
					}
	UINT			GetQueueSessionPayloadUp() const				{ return m_nCurQueueSessionPayloadUp; }
    UINT			GetPayloadInBuffer() const						{ return m_addedPayloadQueueSession - GetQueueSessionPayloadUp(); }

	bool			ProcessExtendedInfo(CSafeMemFile* packet, CKnownFile* tempreqfile);
	uint16			GetUpPartCount() const							{ return m_nUpPartCount; }
	void			DrawUpStatusBar(CDC* dc, RECT* rect, bool onlygreyrect, bool  bFlat) const;
	bool			IsUpPartAvailable(UINT iPart) const {
						return (iPart >= m_nUpPartCount || !m_abyUpPartStatus) ? false : m_abyUpPartStatus[iPart] != 0;
					}
	uint8*			GetUpPartStatus() const							{ return m_abyUpPartStatus; }
    float           GetCombinedFilePrioAndCredit();

	//download
	UINT			GetAskedCountDown() const						{ return m_cDownAsked; }
	void			AddAskedCountDown()								{ m_cDownAsked++; }
	void			SetAskedCountDown(UINT cInDownAsked)			{ m_cDownAsked = cInDownAsked; }
	EDownloadState	GetDownloadState() const						{ return (EDownloadState)m_nDownloadState; }
	void			SetDownloadState(EDownloadState nNewState, LPCTSTR pszReason = _T("Unspecified"));
	uint32			GetLastAskedTime(const CPartFile* partFile = NULL) const;
    void            SetLastAskedTime()								{ m_fileReaskTimes.SetAt(reqfile, ::GetTickCount()); }
	bool			IsPartAvailable(UINT iPart) const {
						if( (m_iPeerType&ptINet)!=0 )
							return true;
						else
						return (iPart >= m_nPartCount || !m_abyPartStatus) ? false : m_abyPartStatus[iPart] != 0;
					}
	uint8*			GetPartStatus() const							{ return m_abyPartStatus; }
	uint16			GetPartCount() const							{ return m_nPartCount; }
	UINT			GetDownloadDatarate() const						{ return m_nDownDatarate; }
	UINT			GetDownloadDatarateOfPreTransfer() const		{ return m_nDownDatarateOfPreTransfer; } 
	UINT			GetDownloadDatarateMS() const					{ return m_nDownDataRateMS; }
	UINT			GetRemoteQueueRank() const						{ return m_nRemoteQueueRank; }
	void			SetRemoteQueueRank(UINT nr, bool bUpdateDisplay = false);
	bool			IsRemoteQueueFull() const						{ return m_bRemoteQueueFull; }
	void			SetRemoteQueueFull(bool flag)					{ m_bRemoteQueueFull = flag; }
	void			DrawStatusBar(CDC* dc, LPCRECT rect, bool onlygreyrect, bool  bFlat) const;
	bool			AskForDownload();
	virtual void	SendFileRequest();
	void			SendStartupLoadReq();
	void			ProcessFileInfo(CSafeMemFile* data, CPartFile* file);
	void			ProcessFileStatus(bool bUdpPacket, CSafeMemFile* data, CPartFile* file);
	void			ProcessHashSet(const uchar* data, UINT size);
	void			ProcessAcceptUpload();
	bool			AddRequestForAnotherFile(CPartFile* file);
	void			CreateBlockRequestsOrg(int iMaxBlocks);
	inline bool		BlockReqNeedHelp( Requested_Block_Struct* pBlock,bool& bIsCompleted );
	bool			BlockReqHelpByClient( CUpDownClient* pClient,bool bPeekCanHelp=false,bool bCloseToFinish=false );
	UINT            TimeToFinishBlockReq( );
	virtual void	CreateBlockRequests(int iMaxBlocks);
	virtual void	CreateBlockRequests_Process(int iMaxBlocks, bool bUseParent);
	virtual int		CreateBlockRequests_Before(int iMaxBlocks);
	virtual void	CreateBlockRequests_After(int /*iMaxBlocks*/);	
	virtual bool	RequestBlock( Requested_Block_Struct** newblocks, uint16* pCount, bool );
	virtual void	SendBlockRequests();
	virtual bool	SendHttpBlockRequests();
	virtual void	ProcessBlockPacket(const uchar* packet, UINT size, bool packed, bool bI64Offsets);
	//virtual void	ProcessHttpBlockPacket(const BYTE* pucData, UINT uSize);
	virtual void	ProcessRawData(const BYTE * pucData, UINT uSize);
	void			ClearDownloadBlockRequests();
	void			SendOutOfPartReqsAndAddToWaitingQueue();
	UINT			CalculateDownloadRate();
	uint16			GetAvailablePartCount() const;
	bool			SwapToAnotherFile(LPCTSTR pszReason, bool bIgnoreNoNeeded, bool ignoreSuspensions, bool bRemoveCompletely, CPartFile* toFile = NULL, bool allowSame = true, bool isAboutToAsk = false, bool debug = false); // ZZ:DownloadManager
	void			DontSwapTo(/*const*/ CPartFile* file);
	bool			IsSwapSuspended(const CPartFile* file, const bool allowShortReaskTime = false, const bool fileIsNNP = false) /*const*/; // ZZ:DownloadManager
    virtual uint32  GetTimeUntilReask() const;
    uint32          GetTimeUntilReask(const CPartFile* file) const;
    uint32			GetTimeUntilReask(const CPartFile* file, const bool allowShortReaskTime, const bool useGivenNNP = false, const bool givenNNP = false) const;
	bool			GetTimeUntilReConnect( ){ return ::GetTickCount()-getLastTriedToConnectTime()>min(m_iErrTimes*thePrefs.GetRetryDelay()*1000,60*60*1000); } //每隔3S*ErrTimes重连一次
	void			UDPReaskACK(uint16 nNewQR);
	void			UDPReaskFNF();
	bool			UDPPacketPending() const						{ return m_bUDPPending; }
	bool			IsSourceRequestAllowed() const;
    bool            IsSourceRequestAllowed(CPartFile* partfile, bool sourceExchangeCheck = false) const; // ZZ:DownloadManager

	bool			IsValidSource() const;
	ESourceFrom		GetSourceFrom() const							{ return (ESourceFrom)m_nSourceFrom; }
	void			SetSourceFrom(ESourceFrom val)					{ m_nSourceFrom = (_ESourceFrom)val; }

	void			SetDownStartTime()								{ m_dwDownStartTime = ::GetTickCount(); }
	uint32			GetDownTimeDifference(boolean clear = true)	{
						uint32 myTime = m_dwDownStartTime;
						if(clear) m_dwDownStartTime = 0;
						return ::GetTickCount() - myTime;
					}
	bool			GetTransferredDownMini() const					{ return m_bTransferredDownMini; }
	void			SetTransferredDownMini()						{ m_bTransferredDownMini = true; }
	void			InitTransferredDownMini()						{ m_bTransferredDownMini = false; }
	UINT			GetA4AFCount() const							{ return m_OtherRequests_list.GetCount(); }

	uint16			GetUpCompleteSourcesCount() const				{ return m_nUpCompleteSourcesCount; }
	void			SetUpCompleteSourcesCount(uint16 n)				{ m_nUpCompleteSourcesCount = n; }

	//chat
	EChatState		GetChatState() const							{ return (EChatState)m_nChatstate; }
	void			SetChatState(EChatState nNewS)					{ m_nChatstate = (_EChatState)nNewS; }

	//KadIPCheck
	EKadState		GetKadState() const								{ return (EKadState)m_nKadState; }
	void			SetKadState(EKadState nNewS)					{ m_nKadState = (_EKadState)nNewS; }

	//File Comment
	bool			HasFileComment() const							{ return !m_strFileComment.IsEmpty(); }
    const CString&	GetFileComment() const							{ return m_strFileComment; } 
    void			SetFileComment(LPCTSTR pszComment)				{ m_strFileComment = pszComment; }

	bool			HasFileRating() const							{ return m_uFileRating > 0; }
    uint8			GetFileRating() const							{ return m_uFileRating; }
    void			SetFileRating(uint8 uRating)					{ m_uFileRating = uRating; }

	// Barry - Process zip file as it arrives, don't need to wait until end of block
	int				unzip(Pending_Block_Struct *block, const BYTE *zipped, UINT lenZipped, BYTE **unzipped, UINT *lenUnzipped, int iRecursion = 0);
	void			UpdateDisplayedInfo(bool force = false);
	int             GetFileListRequested() const					{ return m_iFileListRequested; }
    void            SetFileListRequested(int iFileListRequested)	{ m_iFileListRequested = iFileListRequested; }

	// message filtering
	uint8			GetMessagesReceived() const						{ return m_cMessagesReceived; }
	void			SetMessagesReceived(uint8 nCount)				{ m_cMessagesReceived = nCount; }
	void			IncMessagesReceived()							{ m_cMessagesReceived++; }
	uint8			GetMessagesSent() const							{ return m_cMessagesSent; }
	void			SetMessagesSent(uint8 nCount)					{ m_cMessagesSent = nCount; }
	void			IncMessagesSent()								{ m_cMessagesSent++; }
	bool			IsSpammer() const								{ return m_fIsSpammer; }
	void			SetSpammer(bool bVal);
	bool			GetMessageFiltered() const						{ return m_fMessageFiltered; }
	void			SetMessageFiltered(bool bVal);

	virtual void	SetRequestFile(CPartFile* pReqFile);
	CPartFile*		GetRequestFile() const							{ return reqfile; }

	// AICH Stuff
	void			SetReqFileAICHHash(CAICHHash* val);
	CAICHHash*		GetReqFileAICHHash() const						{ return m_pReqFileAICHHash; }
	bool			IsSupportingAICH() const						{ return m_fSupportsAICH & 0x01; }
	void			SendAICHRequest(CPartFile* pForFile, uint16 nPart);
	bool			IsAICHReqPending() const						{ return m_fAICHRequested; }
	void			ProcessAICHAnswer(const uchar* packet, UINT size);
	void			ProcessAICHRequest(const uchar* packet, UINT size);
	void			ProcessAICHFileHash(CSafeMemFile* data, CPartFile* file);

	EUtf8Str		GetUnicodeSupport() const;

	CString			GetDownloadStateDisplayString() const;
	CString			GetUploadStateDisplayString() const;

	LPCTSTR			DbgGetDownloadState() const;
	LPCTSTR			DbgGetUploadState() const;
	LPCTSTR			DbgGetKadState() const;
	CString			DbgGetClientInfo(bool bFormatIP = false) const;
	CString			DbgGetFullClientSoftVer() const;
	const CString&	DbgGetHelloInfo() const							{ return m_strHelloInfo; }
	const CString&	DbgGetMuleInfo() const							{ return m_strMuleInfo; }

// ZZ:DownloadManager -->
    const bool      IsInNoNeededList(const CPartFile* fileToCheck) const;
    const bool      SwapToRightFile(CPartFile* SwapTo, CPartFile* cur_file, bool ignoreSuspensions, bool SwapToIsNNPFile, bool isNNPFile, bool& wasSkippedDueToSourceExchange, bool doAgressiveSwapping = false, bool debug = false);
    const DWORD     getLastTriedToConnectTime() { return m_dwLastTriedToConnect; }
// <-- ZZ:DownloadManager

	virtual void	Pause();	//ADDED by VC-fengwen 2007/08/03 : 
	UINT			GetScore(bool sysvalue, bool isdownloading = false, bool onlybasevalue = false) const;
	uint8			IsLeecher()	const		{return m_bLeecher;}
	uint8			GetKadVersion()									{ return m_byKadVersion; }

	bool IsLowToLowClient () const 
	{
		return m_bLowToLowClient;
	}
	void SetLowToLowClient (bool bLowToLow)
	{
		m_bLowToLowClient = bLowToLow;
	}

#ifdef _DEBUG
	// Diagnostic Support
	virtual void AssertValid() const;
	virtual void Dump(CDumpContext& dc) const;
#endif

	CClientReqSocket* socket;
	CClientCredits*	credits;
	CFriend*		m_Friend;
	uint8*			m_abyUpPartStatus;
	CTypedPtrList<CPtrList, CPartFile*> m_OtherRequests_list;
	CTypedPtrList<CPtrList, CPartFile*> m_OtherNoNeeded_list;
	uint16			m_lastPartAsked;
	bool			m_bAddNextConnect;

    void			SetSlotNumber(UINT newValue)					{ m_slotNumber = newValue; }
    UINT			GetSlotNumber() const							{ return m_slotNumber; }
    CEMSocket*		GetFileUploadSocket(bool log = false);

	// VC-yunchenn.chen[2006-12-30]
	bool			IsSupportTraverse()	const							{ return m_nSupportNatTraverse==SNT_SUPPORT;}
	bool			PrepareActiveConnectType(); 

	///////////////////////////////////////////////////////////////////////////
	// PeerCache client
	//
	bool IsDownloadingFromPeerCache() const;
	bool IsUploadingToPeerCache() const;
	void SetPeerCacheDownState(EPeerCacheDownState eState);
	void SetPeerCacheUpState(EPeerCacheUpState eState);

	int  GetHttpSendState() const									{ return m_iHttpSendState; }
	void SetHttpSendState(int iState)								{ m_iHttpSendState = iState; }

	bool SendPeerCacheFileRequest();
	bool ProcessPeerCacheQuery(const uchar* packet, UINT size);
	bool ProcessPeerCacheAnswer(const uchar* packet, UINT size);
	bool ProcessPeerCacheAcknowledge(const uchar* packet, UINT size);
	void OnPeerCacheDownSocketClosed(int nErrorCode);
	bool OnPeerCacheDownSocketTimeout();
	
	bool ProcessPeerCacheDownHttpResponse(const CStringAArray& astrHeaders);
	bool ProcessPeerCacheDownHttpResponseBody(const BYTE* pucData, UINT uSize);
	void ProcessPeerCacheUpHttpResponse(const CStringAArray& astrHeaders);
	UINT ProcessPeerCacheUpHttpRequest(const CStringAArray& astrHeaders);

	virtual bool ProcessHttpDownResponse(const CStringAArray& astrHeaders);
	//virtual bool ProcessHttpDownResponseBody(const BYTE* pucData, UINT uSize);

	CPeerCacheDownSocket* m_pPCDownSocket;
	CPeerCacheUpSocket* m_pPCUpSocket;

	bool			GetSentCancelTransfer() const					{ return m_fSentCancelTransfer; }
	void			SetSentCancelTransfer(bool bVal)				{ m_fSentCancelTransfer = bVal; }
	virtual bool	SendHelloPacket();

protected:
	int		m_iHttpSendState;
	uint32	m_uPeerCacheDownloadPushId;
	uint32	m_uPeerCacheUploadPushId;
	uint32	m_uPeerCacheRemoteIP;
	bool	m_bPeerCacheDownHit;
	bool	m_bPeerCacheUpHit;

	// VC-yunchenn.chen[2006-12-30]
	ESupportNatTraverse	m_nSupportNatTraverse;
	EActiveConnectType  m_nActiveConnectType;

	EPeerCacheDownState m_ePeerCacheDownState;
	EPeerCacheUpState m_ePeerCacheUpState;

protected:
	// base
	void	Init();
	void	CreateStandartPackets(byte* data, UINT togo, Requested_Block_Struct* currentblock, bool bFromPF = true);
	void	CreatePackedPackets(byte* data, UINT togo, Requested_Block_Struct* currentblock, bool bFromPF = true);
	void	SendFirewallCheckUDPRequest();

public:
	uint32	m_nConnectIP;		// holds the supposed IP or (after we had a connection) the real IP
	uint32  m_nLanConnectIP;
protected:
	uint32	m_dwUserIP;			// holds 0 (real IP not yet available) or the real IP (after we had a connection)
	uint32	m_dwServerIP;
	uint32	m_nUserIDHybrid;
	uint16	m_nUserPort;
	uint16	m_nServerPort;
	UINT	m_nClientVersion;
	//--group to aligned int32
	uint8	m_byEmuleVersion;
	uint8	m_byDataCompVer;
	bool	m_bEmuleProtocol;
	bool	m_bIsHybrid;
	//--group to aligned int32
	TCHAR*	m_pszUsername;
	uchar	m_achUserHash[16];
	uint16	m_nUDPPort;
	uint16	m_nKadPort;
	//--group to aligned int32
	uint8	m_byUDPVer;
	uint8	m_bySourceExchange1Ver;
	uint8	m_byAcceptCommentVer;
	uint8	m_byExtendedRequestsVer;
	//--group to aligned int32
	uint8	m_byCompatibleClient;
	bool	m_bFriendSlot;
	bool	m_bCommentDirty;
	bool	m_bIsML;
	//--group to aligned int32
	bool	m_bGPLEvildoer;
	bool	m_bHelloAnswerPending;
	uint8	m_byInfopacketsReceived;	// have we received the edonkeyprot and emuleprot packet already (see InfoPacketsReceived() )
	uint8	m_bySupportSecIdent;
	//--group to aligned int32
	uint32	m_dwLastSignatureIP;
	CString m_strClientSoftware;
	CString m_strModVersion;
	uint32	m_dwLastSourceRequest;
	uint32	m_dwLastSourceAnswer;
	uint32	m_dwLastAskedForSources;
    int     m_iFileListRequested;
	CString	m_strFileComment;
	//--group to aligned int32
	uint8	m_uFileRating;
	uint8	m_cMessagesReceived;		// count of chatmessages he sent to me
	uint8	m_cMessagesSent;			// count of chatmessages I sent to him
	bool	m_bMultiPacket;
	//--group to aligned int32
	bool	m_bUnicodeSupport;
	bool	m_bBuddyIDValid;
	uint16	m_nBuddyPort;
	//--group to aligned int32
	uint32	m_nBuddyIP;
	uint32	m_dwLastBuddyPingPongTime;
	uchar	m_achBuddyID[16];
	CString m_strHelloInfo;
	CString m_strMuleInfo;
	uint8	m_byKadVersion;

	// States
	_EClientSoftware	m_clientSoft;
	_EChatState			m_nChatstate;
	_EKadState			m_nKadState;
	_ESecureIdentState	m_SecureIdentState;
	_EUploadState		m_nUploadState;
	_EDownloadState		m_nDownloadState;
	_ESourceFrom		m_nSourceFrom;
	_EConnectingState	m_nConnectingState;

	CTypedPtrList<CPtrList, Packet*> m_WaitingPackets_list;
	CList<PartFileStamp> m_DontSwap_list;

	////////////////////////////////////////////////////////////////////////
	// Upload
	//
    int GetFilePrioAsNumber() const;

	UINT		m_nTransferredUp;
	uint32		m_dwUploadTime;
	UINT		m_cAsked;
	uint32		m_dwLastUpRequest;
	UINT		m_nCurSessionUp;
	UINT		m_nCurSessionDown;
    UINT		m_nCurQueueSessionPayloadUp;
    UINT		m_addedPayloadQueueSession;
	uint16		m_nUpPartCount;
	uint16		m_nUpCompleteSourcesCount;
	uchar		requpfileid[16];
    UINT		m_slotNumber;
	bool		m_bCollectionUploadSlot;

	typedef struct TransferredData {
		UINT	datalen;
		DWORD	timestamp;
	};
	CTypedPtrList<CPtrList, Requested_Block_Struct*> m_BlockRequests_queue;
	CTypedPtrList<CPtrList, Requested_Block_Struct*> m_DoneBlocks_list;
	CTypedPtrList<CPtrList, Requested_File_Struct*>	 m_RequestedFiles_list;

	//////////////////////////////////////////////////////////
	// Download
	//
	CPartFile*	reqfile;	// VC-SearchDream[2007-03-21]: DownLoad Part File Pointer 
	CAICHHash*  m_pReqFileAICHHash; 
	UINT		m_cDownAsked;
	uint8*		m_abyPartStatus;
	CString		m_strClientFilename;
	UINT		m_nTransferredDown;
    UINT        m_nCurSessionPayloadDown;
	uint32		m_dwDownStartTime;
	uint64		m_nLastBlockOffset;
	uint32		m_dwLastBlockReceived;
	UINT		m_nTotalUDPPackets;
	UINT		m_nFailedUDPPackets;
	UINT		m_nRemoteQueueRank;
	uint32      m_LastGetBlockReqTime;
	//--group to aligned int32
	bool		m_bRemoteQueueFull;
	bool		m_bCompleteSource;
	uint16		m_nPartCount;
	//--group to aligned int32
	uint16		m_cShowDR;
	bool		m_bReaskPending;
	bool		m_bUDPPending;
	bool		m_bTransferredDownMini;


	bool m_bLowToLowClient;

	// Download from URL
	CString		m_strUrlPath;
	uint64		m_uReqStart;
	uint64		m_uReqEnd;
	uint64		m_nUrlStartPos;

	// VC-Huby[2006-12-19]:
	uint32		m_iErrTimes; //从该Peer上传下载的出错次数(包括)


	//////////////////////////////////////////////////////////
	// Upload data rate computation
	//
	UINT		m_nUpDatarate;
	UINT		m_nSumForAvgUpDataRate;
	CList<TransferredData> m_AvarageUDR_list;

	//////////////////////////////////////////////////////////
	// Download data rate computation
	//
	UINT		m_nDownDatarate;
	UINT		m_nDownDataRateMS;
	UINT		m_nSumForAvgDownDataRate;
	CList<TransferredData> m_AvarageDDR_list;
	UINT		m_nDownDatarateOfPreTransfer;

	//////////////////////////////////////////////////////////
	// Record the Source Exchange Client
	//
	//MODIFIED by VC-fengwen on 2007/10/26 <begin> : 记住对方，以便在对像被删除时做清理。
		//const CUpDownClient * m_pSourceExchangeClient;
	CUpDownClient * m_pSourceExchangeClient;
	CList<CUpDownClient*, CUpDownClient*> m_listSrcExchangeFor;
	void SeverSrcExchangeWithHelper();
	void SeverSrcExchangeWithAsker();
	//MODIFIED by VC-fengwen on 2007/10/26 <end> : 记住对方，以便在对像被删除时做清理。


	//////////////////////////////////////////////////////////
	// GUI helpers
	//
	static CBarShader s_StatusBar;
	static CBarShader s_UpStatusBar;
	DWORD		m_lastRefreshedDLDisplay;
    DWORD		m_lastRefreshedULDisplay;
    uint32      m_random_update_wait;

	// using bitfield for less important flags, to save some bytes
	UINT m_fHashsetRequesting : 1, // we have sent a hashset request to this client in the current connection
		 m_fSharedDirectories : 1, // client supports OP_ASKSHAREDIRS opcodes
		 m_fSentCancelTransfer: 1, // we have sent an OP_CANCELTRANSFER in the current connection
		 m_fNoViewSharedFiles : 1, // client has disabled the 'View Shared Files' feature, if this flag is not set, we just know that we don't know for sure if it is enabled
		 m_fSupportsPreview   : 1,
		 m_fPreviewReqPending : 1,
		 m_fPreviewAnsPending : 1,
		 m_fIsSpammer		  : 1,
		 m_fMessageFiltered   : 1,
		 m_fPeerCache		  : 1,
		 m_fQueueRankPending  : 1,
		 m_fUnaskQueueRankRecv: 2,
		 m_fFailedFileIdReqs  : 4, // nr. of failed file-id related requests per connection
		 m_fNeedOurPublicIP	  : 1, // we requested our IP from this client
		 m_fSupportsAICH	  : 3,
		 m_fAICHRequested     : 1,
		 m_fSentOutOfPartReqs : 1,
		 m_fSupportsLargeFiles: 1,
		 m_fExtMultiPacket	  : 1,
		 m_fRequestsCryptLayer: 1,
	     m_fSupportsCryptLayer: 1,
		 m_fRequiresCryptLayer: 1,
		 m_fSupportsSourceEx2 : 1,
		 m_fDirectUDPCallback : 1;	// 1 bits left

	public:
	CTypedPtrList<CPtrList, Pending_Block_Struct*>	 m_PendingBlocks_list;
	CTypedPtrList<CPtrList, Requested_Block_Struct*> m_DownloadBlocks_list;

    bool    m_bSourceExchangeSwapped; // ZZ:DownloadManager
    DWORD   lastSwapForSourceExchangeTick; // ZZ:DownloadManaager
    bool    DoSwap(CPartFile* SwapTo, bool bRemoveCompletely, LPCTSTR reason); // ZZ:DownloadManager
    CMap<CPartFile*, CPartFile*, DWORD, DWORD> m_fileReaskTimes; // ZZ:DownloadManager (one resk timestamp for each file)
    DWORD   m_dwLastTriedToConnect; // ZZ:DownloadManager (one resk timestamp for each file)
    bool    RecentlySwappedForSourceExchange() { return ::GetTickCount()-lastSwapForSourceExchangeTick < 30*1000; } // ZZ:DownloadManager
    void    SetSwapForSourceExchangeTick() { lastSwapForSourceExchangeTick = ::GetTickCount(); } // ZZ:DownloadManager
	
	/////////////////////////////////////////////////////////
	// Is Low2Low Client
	//


	////////////////////////////////////////////////////////
	// For KeepALive While On UpLoad / DownLoad Queue 

	DWORD m_dwSendKeepALiveTime;
	DWORD m_dwReceiveKeepALiveTime;
	DWORD m_dwRegisterTime;
	EUDPState m_nUDPState;

public:
	static uint32 sm_iPeerIndex;
	uint32		  m_iPeerIndex; /// VC-Huby[2007-08-14]: Peer Index 编号，一直累加上去(用于Trace Peer的构造/析购,连接断开等)
	CPeerType	  m_iPeerType;  /// 针对PeerType的特殊处理,不想耦合 CHttpClient和CFtpClient类
	
	void			SetCompletePartStatus( bool bComplete=true );	/// VC-Huby[2007-08-21]: 对于INetPeer可直接设置完整的PartStatus
	void			RemoveDownloadBlockRequests( uint32 iBlockS, uint32 iBlockE );	
	INetBlockRange_Struct*	m_pBlockRangeToDo;
	virtual uint64	GetFileSize( ){ return 0;}

	DWORD m_dwLastConnectInitTime;

//PeerLog信息
public:
	void AddPeerLog(CTraceEvent* Event);
	EventList* GetEventList(void);

protected:
	EventList	m_EventList;
public:
	bool bNeedProcess;

#define MAX_SAME_ERROR_RETRY_COUNT 3

	/*
	*
	* 出错处理的算法:
	* 1. m_dwErrorCount > 任务最大的重试次数 && 没有其它的 UpDownClient 在传输,那么任务状态为出错
	* 2. m_dwLastErrorCount > MAX_SAME_ERROR_RETRY_COUNT 那么该 Client停止重试 && 没有其它的 UpDownClient 在传输,那么任务状态为出错
	*
	*/

	//
	// 出错的次数
	//
	DWORD m_dwErrorCount;

	//
	// 最后一次出错误的原因
	// 
	ErrorReason m_eLastError;

	//
	// 最后一次连续出相同错误的次数
	//
	DWORD m_dwLastErrorCount;


	//相同错误的管理
	bool SameErrorManage(ErrorReason error);
};
//#pragma pack()
