CppNet/cppnet/event/event_interface.h

// Use of this source code is governed by a BSD 3-Clause License
// that can be found in the LICENSE file.

// Author: caozhiyi (caozhiyi5@gmail.com)

#ifndef CPPNET_EVENT_EVENT_INTERFACE
#define CPPNET_EVENT_EVENT_INTERFACE

#include <memory>
#include <atomic>

namespace cppnet {

enum EventType {
    ET_READ             = 0x001,        // read event
    ET_WRITE            = 0x002,        // write event
    ET_ACCEPT           = 0x004,        // accept event
    ET_TIMER            = 0x008,        // timer event
    ET_USER_TIMER       = 0x010,        // timer event
    ET_CONNECT          = 0x020,        // connect event
    ET_DISCONNECT       = 0x040,        // disconnect event

    ET_INACTIONS        = 0x080,        // set to actions
};

const char* TypeString(EventType type);

class Socket;
class Event {
public:
    Event(): _data(nullptr), _event_type(0) {}
    virtual ~Event() {}

    void SetData(void* data) { _data = data; }
    void* GetData() { return _data; }

    void AddType(EventType type) { _event_type |= type; }
    void RemoveType(EventType type) { _event_type &= ~type; }
    uint16_t GetType() { return _event_type; }
    void ClearType() { _event_type = 0; }

    void SetSocket(std::shared_ptr<Socket> socket) { _socket = socket; }
    std::shared_ptr<Socket> GetSocket() { return _socket.lock(); }

protected:
    void*    _data;
    uint16_t _event_type;
    std::weak_ptr<Socket> _socket;
};

}

#endif