This file is indexed.

/usr/include/libktorrent/peer/authenticatebase.h is in libktorrent-dev 1.3.1-5.

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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 BTAUTHENTICATEBASE_H
#define BTAUTHENTICATEBASE_H

#include <qobject.h>
#include <qtimer.h>
#include <util/constants.h>
#include <mse/encryptedpacketsocket.h>


namespace bt
{
	class SHA1Hash;
	class PeerID;

	/**
	 * @author Joris Guisson
	 *
	 * Base class for authentication classes. This class just groups
	 * some common stuff between Authenticate and ServerAuthentciate.
	 * It has a socket, handles the timing out, provides a function to send
	 * the handshake.
	 */
	class AuthenticateBase : public QObject
	{
		Q_OBJECT
	public:
		AuthenticateBase();
		AuthenticateBase(mse::EncryptedPacketSocket::Ptr s);
		virtual ~AuthenticateBase();

		/// Set whether this is a local peer
		void setLocal(bool loc) {local = loc;}
		
		/// Is this a local peer
		bool isLocal() const {return local;}
		
		/// See if the authentication is finished
		bool isFinished() const {return finished;}
		
		/// Flags indicating which extensions are supported
		Uint32 supportedExtensions() const {return ext_support;}
		
		/// get the socket
		mse::EncryptedPacketSocket::Ptr getSocket() const {return sock;}
		
		/// We can read from the socket
		virtual void onReadyRead();
		
		/// We can write to the socket (used to detect a succesfull connection)
		virtual void onReadyWrite();
		
	protected:
		/**
		 * Send a handshake
		 * @param info_hash The info_hash to include 
		 * @param our_peer_id Our PeerID
		 */
		void sendHandshake(const SHA1Hash & info_hash,const PeerID & our_peer_id);
		
		/**
		 * Authentication finished.
		 * @param succes Succes or not
		 */
		virtual void onFinish(bool succes) = 0;
		
		/**
		 * The other side send a handshake. The first 20 bytes
		 * of the handshake will already have been checked.
		 * @param full Indicates whether we have a full handshake
		 *  if this is not full, we should just send our own
		 */
		virtual void handshakeReceived(bool full) = 0;
		
		/**
		 * Fill in the handshake in a buffer.
		*/
		void makeHandshake(bt::Uint8* buf,const SHA1Hash & info_hash,const PeerID & our_peer_id);
		
		
		
	protected slots:
		void onTimeout();
		void onError(int err);
		
	protected:
		mse::EncryptedPacketSocket::Ptr sock;
		QTimer timer;
		bool finished;
		Uint8 handshake[68];
		Uint32 bytes_of_handshake_received;
		Uint32 ext_support;
		bool local;
	};

}

#endif