source: trunk/synergy/lib/net/CTCPSocket.h

/*
 * synergy -- mouse and keyboard sharing utility
 * Copyright (C) 2002 Chris Schoeneman
 * 
 * This package is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * found in the file COPYING that should have accompanied this file.
 * 
 * This package 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.
 */

#ifndef CTCPSOCKET_H
#define CTCPSOCKET_H

#include "IDataSocket.h"
#include "CStreamBuffer.h"
#include "CCondVar.h"
#include "CMutex.h"
#include "IArchNetwork.h"

class CMutex;
class CThread;
class ISocketMultiplexerJob;

//! TCP data socket
/*!
A data socket using TCP.
*/
class CTCPSocket : public IDataSocket {
public:
        CTCPSocket();
        CTCPSocket(CArchSocket);
        ~CTCPSocket();

        // ISocket overrides
        virtual void            bind(const CNetworkAddress&);
        virtual void            close();
        virtual void*           getEventTarget() const;

        // IStream overrides
        virtual UInt32          read(void* buffer, UInt32 n);
        virtual void            write(const void* buffer, UInt32 n);
        virtual void            flush();
        virtual void            shutdownInput();
        virtual void            shutdownOutput();
        virtual bool            isReady() const;
        virtual UInt32          getSize() const;

        // IDataSocket overrides
        virtual void            connect(const CNetworkAddress&);

private:
        void                            init();

        void                            setJob(ISocketMultiplexerJob*);
        ISocketMultiplexerJob*  newJob();
        void                            sendConnectionFailedEvent(const char*);
        void                            sendEvent(CEvent::Type);

        void                            onConnected();
        void                            onInputShutdown();
        void                            onOutputShutdown();
        void                            onDisconnected();

        ISocketMultiplexerJob*
                                                serviceConnecting(ISocketMultiplexerJob*,
                                                        bool, bool, bool);
        ISocketMultiplexerJob*
                                                serviceConnected(ISocketMultiplexerJob*,
                                                        bool, bool, bool);

private:
        CMutex                          m_mutex;
        CArchSocket                     m_socket;
        CStreamBuffer           m_inputBuffer;
        CStreamBuffer           m_outputBuffer;
        CCondVar<bool>          m_flushed;
        bool                            m_connected;
        bool                            m_readable;
        bool                            m_writable;
};

#endif