peerhandler.h

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/*
Minetest
Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>
 
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
 
This program 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 Lesser General Public License for more details.
 
You should have received a copy of the GNU Lesser General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
 
#pragma once
 
#include "networkprotocol.h"
 
namespace con
{
 
typedef enum
{
    MIN_RTT,
    MAX_RTT,
    AVG_RTT,
    MIN_JITTER,
    MAX_JITTER,
    AVG_JITTER
} rtt_stat_type;
 
class Peer;
 
class PeerHandler
{
public:
    PeerHandler() = default;
 
    virtual ~PeerHandler() = default;
 
    /*
        This is called after the Peer has been inserted into the
        Connection's peer container.
    */
    virtual void peerAdded(Peer *peer) = 0;
 
    /*
        This is called before the Peer has been removed from the
        Connection's peer container.
    */
    virtual void deletingPeer(Peer *peer, bool timeout) = 0;
};
 
enum PeerChangeType : u8
{
    PEER_ADDED,
    PEER_REMOVED
};
 
struct PeerChange
{
    PeerChange(PeerChangeType t, session_t _peer_id, bool _timeout) :
            type(t), peer_id(_peer_id), timeout(_timeout)
    {
    }
    PeerChange() = delete;
 
    PeerChangeType type;
    session_t peer_id;
    bool timeout;
};
}