TSocketMultiplexerMethodJob.h

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/*
 * Deskflow -- mouse and keyboard sharing utility
 * SPDX-FileCopyrightText: (C) 2012 - 2016 Synergy App Ltd
 * SPDX-FileCopyrightText: (C) 2002 Chris Schoeneman
 * SPDX-License-Identifier: GPL-2.0-only WITH LicenseRef-OpenSSL-Exception
 */
 
#pragma once
 
#include "arch/Arch.h"
#include "net/ISocketMultiplexerJob.h"


template <class T> class TSocketMultiplexerMethodJob : public ISocketMultiplexerJob
{
public:
  using Method = ISocketMultiplexerJob *(T::*)(ISocketMultiplexerJob *, bool, bool, bool);

  TSocketMultiplexerMethodJob(T *object, Method method, ArchSocket socket, bool readable, bool writeable);
  TSocketMultiplexerMethodJob(TSocketMultiplexerMethodJob const &) = delete;
  TSocketMultiplexerMethodJob(TSocketMultiplexerMethodJob &&) = delete;
  ~TSocketMultiplexerMethodJob() override;
 
  TSocketMultiplexerMethodJob &operator=(TSocketMultiplexerMethodJob const &) = delete;
  TSocketMultiplexerMethodJob &operator=(TSocketMultiplexerMethodJob &&) = delete;
 
  // IJob overrides
  ISocketMultiplexerJob *run(bool readable, bool writable, bool error) override;
  ArchSocket getSocket() const override;
  bool isReadable() const override;
  bool isWritable() const override;
 
private:
  T *m_object;
  Method m_method;
  ArchSocket m_socket;
  bool m_readable;
  bool m_writable;
  void *m_arg;
};
 
template <class T>
inline TSocketMultiplexerMethodJob<T>::TSocketMultiplexerMethodJob(
    T *object, Method method, ArchSocket socket, bool readable, bool writable
)
    : m_object(object),
      m_method(method),
      m_socket(ARCH->copySocket(socket)),
      m_readable(readable),
      m_writable(writable)
{
  // do nothing
}
 
template <class T> inline TSocketMultiplexerMethodJob<T>::~TSocketMultiplexerMethodJob()
{
  ARCH->closeSocket(m_socket);
}
 
template <class T> inline ISocketMultiplexerJob *TSocketMultiplexerMethodJob<T>::run(bool read, bool write, bool error)
{
  if (m_object != nullptr) {
    return (m_object->*m_method)(this, read, write, error);
  }
  return nullptr;
}
 
template <class T> inline ArchSocket TSocketMultiplexerMethodJob<T>::getSocket() const
{
  return m_socket;
}
 
template <class T> inline bool TSocketMultiplexerMethodJob<T>::isReadable() const
{
  return m_readable;
}
 
template <class T> inline bool TSocketMultiplexerMethodJob<T>::isWritable() const
{
  return m_writable;
}