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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 BTSERVER_H
#define BTSERVER_H
#include <qptrlist.h>
#include <qobject.h>
#include "globals.h"
namespace bt
{
class PeerManager;
class ServerAuthenticate;
class SHA1Hash;
class ServerSocket;
/**
* @author Joris Guisson
*
* Class which listens for incoming connections.
* Handles authentication and then hands of the new
* connections to a PeerManager.
*
* All PeerManager's should register with this class when they
* are created and should unregister when they are destroyed.
*/
class Server : public QObject
{
Q_OBJECT
QPtrList<PeerManager> peer_managers;
ServerSocket* sock;
Uint16 port;
bool encryption;
bool allow_unencrypted;
public:
Server(Uint16 port);
virtual ~Server();
/// Check if everything is ok (are we successfully listening on the port)
bool isOK() const;
/**
* Change the port.
* @param port The new port
*/
void changePort(Uint16 port);
/// Get the port in use
Uint16 getPortInUse() const;
/**
* Add a PeerManager.
* @param pman The PeerManager
*/
void addPeerManager(PeerManager* pman);
/**
* Remove a PeerManager.
* @param pman The PeerManager
*/
void removePeerManager(PeerManager* pman);
/**
* Find the PeerManager given the info_hash of it's torrent.
* @param hash The info_hash
* @return The PeerManager or 0 if one can't be found
*/
PeerManager* findPeerManager(const SHA1Hash & hash);
/**
* Find the info_hash based on the skey hash. The skey hash is a hash
* of 'req2' followed by the info_hash. This function finds the info_hash
* which matches the skey hash.
* @param skey HASH('req2',info_hash)
* @param info_hash which matches
* @return true If one was found
*/
bool findInfoHash(const SHA1Hash & skey,SHA1Hash & info_hash);
/**
* Enable encryption.
* @param allow_unencrypted Allow unencrypted connections (if encryption fails)
*/
void enableEncryption(bool allow_unencrypted);
/**
* Disable encrypted authentication.
*/
void disableEncryption();
bool isEncryptionEnabled() const {return encryption;}
bool unencryptedConnectionsAllowed() const {return allow_unencrypted;}
void close();
private slots:
void newConnection(int sock);
void onError(int);
private:
friend class ServerSocket;
};
}
#endif
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