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/***************************************************************************
* Copyright (C) 2005 by Joris Guisson *
* joris.guisson@gmail.com *
* *
* 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., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
***************************************************************************/
#ifndef BTADVANCEDCHOKEALGORITHM_H
#define BTADVANCEDCHOKEALGORITHM_H
#include "choker.h"
namespace bt
{
class Peer;
class PeerPtrList;
/**
@author Joris Guisson <joris.guisson@gmail.com>
*/
class AdvancedChokeAlgorithm : public ChokeAlgorithm
{
TimeStamp last_opt_sel_time; // last time we updated the optimistic unchoked peer
public:
AdvancedChokeAlgorithm();
virtual ~AdvancedChokeAlgorithm();
virtual void doChokingLeechingState(PeerManager & pman,ChunkManager & cman,const kt::TorrentStats & stats);
virtual void doChokingSeedingState(PeerManager & pman,ChunkManager & cman,const kt::TorrentStats & stats);
private:
bool calcACAScore(Peer* p,ChunkManager & cman,const kt::TorrentStats & stats);
Peer* updateOptimisticPeer(PeerManager & pman,const PeerPtrList & ppl);
void doUnchoking(PeerPtrList & ppl,Peer* poup);
};
}
#endif
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