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120 lines
3.5 KiB
120 lines
3.5 KiB
/***************************************************************************
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* Copyright (C) 2005 by Joris Guisson *
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* joris.guisson@gmail.com *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
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***************************************************************************/
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#ifndef KTPEERSOURCE_H
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#define KTPEERSOURCE_H
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#include <tqobject.h>
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#include <tqvaluelist.h>
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#include <util/constants.h>
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namespace bt
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{
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class WaitJob;
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}
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namespace kt
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{
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struct PotentialPeer
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{
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TQString ip;
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bt::Uint16 port;
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bool local;
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PotentialPeer() : port(0),local(false) {}
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};
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/**
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* @author Joris Guisson <joris.guisson@gmail.com>
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*
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* This class is the base class for all classes who which to provide potential peers
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* for torrents. PeerSources should work independently and should emit a signal when they
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* have peers ready.
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*/
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class PeerSource : public TQObject
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{
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TQ_OBJECT
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public:
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PeerSource();
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virtual ~PeerSource();
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/**
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* Take the first PotentialPeer from the list. The item
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* is removed from the list.
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* @param pp PotentialPeer struct to fill
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* @return true If there was one available, false if not
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*/
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bool takePotentialPeer(PotentialPeer & pp);
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/**
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* Add a peer to the list of peers.
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* @param ip The ip
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* @param port The port
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* @param local Wether or not the peer is on the local network
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*/
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void addPeer(const TQString & ip,bt::Uint16 port,bool local = false);
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public slots:
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/**
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* Start gathering peers.
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*/
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virtual void start() = 0;
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/**
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* Stop gathering peers.
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*/
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virtual void stop(bt::WaitJob* wjob = 0) = 0;
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/**
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* The torrent has finished downloading.
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* This is optional and should be used by HTTP and UDP tracker sources
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* to notify the tracker.
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*/
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virtual void completed();
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/**
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* PeerSources wanting to implement a manual update, should implement this.
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*/
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virtual void manualUpdate();
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/**
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* The source is about to be destroyed. Subclasses can override this
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* to clean up some things.
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*/
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virtual void aboutToBeDestroyed();
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signals:
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/**
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* This signal should be emitted when a new batch of peers is ready.
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* @param ps The PeerSource
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*/
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void peersReady(kt::PeerSource* ps);
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private:
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/// List to keep the potential peers in.
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TQValueList<PotentialPeer> peers;
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};
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}
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#endif
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