cyphesis/server/CommServer.h
2013-01-22 17:44:29 +00:00

85 lines
2.5 KiB
C++

// Cyphesis Online RPG Server and AI Engine
// Copyright (C) 2000-2004 Alistair Riddoch
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 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 General Public License for more details.
//
// You should have received a copy of the GNU 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
// $Id$
#ifndef SERVER_COMM_SERVER_H
#define SERVER_COMM_SERVER_H
#include <set>
class CommSocket;
class Idle;
class ServerRouting;
class SystemTime;
typedef std::set<CommSocket *> CommSocketSet;
typedef std::set<Idle *> IdleSet;
/// \brief Central class in the commications subsystem.
///
/// Stores all the objects that handle network communications. This includes
/// remote clients, local clients, listeners, database monitors and any
/// other code which requires listening on a socket.
/// \ingroup ServerSockets
class CommServer {
private:
/// Set of pointers to CommSocket objects managed by this object.
CommSocketSet m_sockets;
/// Set of pointer to Idle objects which need to be polled.
IdleSet m_idlers;
/// File descriptor used as handle for Linux epoll.
int m_epollFd;
/// Flag indicating whether we had network traffic last tick
bool m_congested;
/// Seconds when we last called idlers
int m_tick;
CommServer(const CommServer &) = delete;
CommServer & operator=(const CommServer &) = delete;
public:
CommServer();
~CommServer();
int setup();
void poll(bool);
bool idle(const SystemTime &, bool);
int addSocket(CommSocket * cs);
void removeSocket(CommSocket * client);
/// \brief Accessor for the current time in seconds.
long time() const {
return m_tick;
}
/// \brief Add a new Idle object to the manager.
///
/// Idle objects are removed automatically from the
/// destructor.
void addIdle(Idle * cs) {
m_idlers.insert(cs);
}
/// \brief Remove a Idle object from the manager.
///
/// Called from the Idle destructor.
void removeIdle(Idle * cs) {
m_idlers.erase(cs);
}
};
#endif // SERVER_COMM_SERVER_H