clientcredits.h

非常出名开源客户端下载的程序emule

//this file is part of eMule
//Copyright (C)2002 Merkur ( [e-mail] / 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 "types.h"
#include "preferences.h"
#include "mapkey.h"


#pragma pack(1)
struct CreditStruct{
	uchar		abyKey[16];
	uint32		nUploaded;	//uploaded TO him
	uint32		nDownloaded; // downloaded from him
	uint32		nLastSeen;
	uint32		nReserved1; // upload high 32
	uint32		nReserved2; // download high 32
	uint16		nReserved3;
};
#pragma pack()

class CClientCredits{
public:
	CClientCredits(CreditStruct* in_credits);
	CClientCredits(uchar* key);
	~CClientCredits();

	uchar*	GetKey()						{return m_pCredits->abyKey;}
	CreditStruct* GetDataStruct()			{return m_pCredits;}
	void	AddDownloaded(uint32 bytes);
	void	AddUploaded(uint32 bytes);
	uint64	GetUploadedTotal();
	uint64	GetDownloadedTotal();
	float	GetScoreRatio();
	void	SetLastSeen()					{CTime lwtime; m_pCredits->nLastSeen = mktime(lwtime.GetLocalTm());}

private:
	CreditStruct*	m_pCredits;
};

class CClientCreditsList{
public:
	CClientCreditsList(CPreferences* in_prefs);
	~CClientCreditsList();
	
	CClientCredits* GetCredit(uchar* key);
	void	Process();
protected:
	void	LoadList();
	void	SaveList();
private:
	CMap<CCKey, CCKey&, CClientCredits*, CClientCredits*> m_mapClients;
	CPreferences*	m_pAppPrefs;
	uint32			m_nLastSaved;
};