deskflow/src/lib/net/TCPSocket.h
sithlord48 1085df54ed refactor: Reuse compliance
build files and documentation: MIT
  images / sources: GPL-2.0-only
  breeze icons: LGPL-2.0-only
  Microsoft MSM file, vc redist license
2025-01-27 17:05:47 -05:00

124 lines
2.8 KiB
C++

/*
* Deskflow -- mouse and keyboard sharing utility
* SPDX-FileCopyrightText: (C) 2012 - 2016 Symless Ltd.
* SPDX-FileCopyrightText: (C) 2002 Chris Schoeneman
* SPDX-License-Identifier: GPL-2.0-only WITH LicenseRef-OpenSSL-Exception
*/
#pragma once
#include "arch/IArchNetwork.h"
#include "io/StreamBuffer.h"
#include "mt/CondVar.h"
#include "mt/Mutex.h"
#include "net/IDataSocket.h"
class Mutex;
class Thread;
class ISocketMultiplexerJob;
class IEventQueue;
class SocketMultiplexer;
//! TCP data socket
/*!
A data socket using TCP.
*/
class TCPSocket : public IDataSocket
{
public:
TCPSocket(
IEventQueue *events, SocketMultiplexer *socketMultiplexer,
IArchNetwork::EAddressFamily family = IArchNetwork::kINET
);
TCPSocket(IEventQueue *events, SocketMultiplexer *socketMultiplexer, ArchSocket socket);
TCPSocket(TCPSocket const &) = delete;
TCPSocket(TCPSocket &&) = delete;
virtual ~TCPSocket();
TCPSocket &operator=(TCPSocket const &) = delete;
TCPSocket &operator=(TCPSocket &&) = delete;
// ISocket overrides
virtual void bind(const NetworkAddress &);
virtual void close();
virtual void *getEventTarget() const;
// IStream overrides
virtual uint32_t read(void *buffer, uint32_t n);
virtual void write(const void *buffer, uint32_t n);
virtual void flush();
virtual void shutdownInput();
virtual void shutdownOutput();
virtual bool isReady() const;
virtual bool isFatal() const;
virtual uint32_t getSize() const;
// IDataSocket overrides
virtual void connect(const NetworkAddress &);
virtual ISocketMultiplexerJob *newJob();
protected:
enum EJobResult
{
kBreak = -1, //!< Break the Job chain
kRetry, //!< Retry the same job
kNew //!< Require a new job
};
ArchSocket getSocket()
{
return m_socket;
}
IEventQueue *getEvents()
{
return m_events;
}
virtual EJobResult doRead();
virtual EJobResult doWrite();
void setJob(ISocketMultiplexerJob *);
bool isReadable()
{
return m_readable;
}
bool isWritable()
{
return m_writable;
}
Mutex &getMutex()
{
return m_mutex;
}
void sendEvent(Event::Type);
void discardWrittenData(int bytesWrote);
private:
void init();
void sendConnectionFailedEvent(const char *);
void onConnected();
void onInputShutdown();
void onOutputShutdown();
void onDisconnected();
ISocketMultiplexerJob *serviceConnecting(ISocketMultiplexerJob *, bool, bool, bool);
ISocketMultiplexerJob *serviceConnected(ISocketMultiplexerJob *, bool, bool, bool);
protected:
bool m_readable;
bool m_writable;
bool m_connected;
IEventQueue *m_events;
StreamBuffer m_inputBuffer;
StreamBuffer m_outputBuffer;
private:
Mutex m_mutex;
ArchSocket m_socket;
CondVar<bool> m_flushed;
SocketMultiplexer *m_socketMultiplexer;
};