Statistics.cpp

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//
// Statistics.cpp
//
// Copyright (c) Shareaza Development Team, 2002-2005.
// This file is part of SHAREAZA (www.shareaza.com)
//
// Shareaza 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.
//
// Shareaza 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 Shareaza; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
//

#include "StdAfx.h"
#include "Shareaza.h"
#include "Statistics.h"
#include "Network.h"
#include "Neighbours.h"

#ifdef _DEBUG
#undef THIS_FILE
static char THIS_FILE[]=__FILE__;
#define new DEBUG_NEW
#endif

CStatistics Statistics;


// CStatistics construction

CStatistics::CStatistics()
{
        ZeroMemory( &Today, sizeof(Today) );
        ZeroMemory( &Ever, sizeof(Ever) );
        ZeroMemory( &Current, sizeof(Current) );

        m_tUpdate = m_tSeconds = 0;
}

CStatistics::~CStatistics()
{
}

// CStatistics update

void CStatistics::Update()
{
        DWORD tNow = GetTickCount();

        if ( tNow - m_tUpdate < 100 ) return;
        m_tUpdate = tNow;

        if ( tNow - m_tSeconds >= 1000 )
        {
                if ( Network.IsWellConnected() )
                {
                        Current.Timer.Connected ++;
                        if ( Neighbours.IsG2Hub() ) Current.Timer.Hub ++;
                        if ( Neighbours.IsG1Ultrapeer() ) Current.Timer.Ultrapeer ++;
                }

                m_tSeconds = tNow;
        }

        CopyMemory( &Last, &Current, sizeof(Current) );
        Add( &Today, &Current, sizeof(Current) );
        Add( &Ever, &Current, sizeof(Current) );
        ZeroMemory( &Current, sizeof(Current) );
}

// CStatistics adder

void CStatistics::Add(LPVOID pTarget, LPCVOID pSource, int nCount)
{
        QWORD* pqwTarget = (QWORD*)pTarget;
        QWORD* pqwSource = (QWORD*)pSource;

        for ( nCount /= sizeof(QWORD) ; nCount ; nCount-- )
        {
                *pqwTarget += *pqwSource;

                pqwTarget++;
                pqwSource++;
        }
}

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