SocketEvents.h

/*
╔══════════════════════════════════════════════════════════════════════════════╗
║                       SIMPLY POWERFUL TOOLKIT (SPTK)                         ║
╟──────────────────────────────────────────────────────────────────────────────╢
║  copyright            © 1999-2022 Alexey Parshin. All rights reserved.       ║
║  email                alexeyp@gmail.com                                      ║
╚══════════════════════════════════════════════════════════════════════════════╝
┌──────────────────────────────────────────────────────────────────────────────┐
│   This library is free software; you can redistribute it and/or modify it    │
│   under the terms of the GNU Library General Public License as published by  │
│   the Free Software Foundation; either version 2 of the License, or (at your │
│   option) any later version.                                                 │
│                                                                              │
│   This library 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 Library   │
│   General Public License for more details.                                   │
│                                                                              │
│   You should have received a copy of the GNU Library General Public License  │
│   along with this library; if not, write to the Free Software Foundation,    │
│   Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.               │
│                                                                              │
│   Please report all bugs and problems to alexeyp@gmail.com.                  │
└──────────────────────────────────────────────────────────────────────────────┘
*/
 
#pragma once
 
#include "sptk5/SystemException.h"
#include <map>
#include <mutex>
#include <sptk5/Exception.h>
#include <sptk5/net/BaseSocket.h>
#include <sptk5/net/SocketPool.h>
#include <sptk5/threads/Flag.h>
#include <sptk5/threads/Thread.h>
 
namespace sptk {
 
class SP_EXPORT SocketEvents
    : public Thread
{
public:
    SocketEvents(const String& name, const SocketEventCallback& eventsCallback,
                 std::chrono::milliseconds timeout = std::chrono::milliseconds(
                     100));
 
    ~SocketEvents() override;
 
    void add(BaseSocket& socket, uint8_t* userData);
 
    void remove(BaseSocket& socket);
 
    void stop();
 
    void terminate() override;
 
    size_t size() const;
 
protected:
    void threadFunction() override;
 
private:
    mutable std::mutex m_mutex;          
    SocketPool m_socketPool;             
    std::map<int, void*> m_watchList;    
    std::chrono::milliseconds m_timeout; 
 
    Flag m_started;          
    bool m_shutdown {false}; 
};
 
using SharedSocketEvents = std::shared_ptr<SocketEvents>;
 
} // namespace sptk