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/* NewNet - A networking framework in C++
Copyright (C) 2006-2007 Ingmar K. Steen (iksteen@gmail.com)
Copyright 2008 little blue poney <lbponey@users.sourceforge.net>
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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef NEWNET_SERVERSOCKET_H
#define NEWNET_SERVERSOCKET_H
#include "nnsocket.h"
#include "nnevent.h"
#include <string>
namespace NewNet
{
//! Base class for network server sockets.
/*! Provides a base class that will monitor the state of the socket and
emit events when something happens. Note: this class is usually not
used by your application. Applications should use TcpServerSocket,
UnixServerSocket or one of the associated factories instead. */
class ServerSocket : public Socket
{
public:
//! Create an empty server socket.
/*! This will create an empty server socket. The server socket starts in
an uninitialized state without a descriptor. */
ServerSocket() : Socket()
{
}
//! Disconnect the server socket.
/*! Closes the server socket and clean up any remaining resources. */
virtual void disconnect();
//! Process network events.
/*! Gets called by the reactor detects a new connection attempt on the
server socket. When that happens, accept() is called. */
virtual void process();
//! Emitted when the socket can't start listening.
/*! Subclasses emit this event when there's an error when it's attempting
to start to listen. */
Event<ServerSocket *> cannotListenEvent;
//! Emitted when the socket starts listening.
/*! Subclasses emit this when they start listening. */
Event<ServerSocket *> listeningEvent;
//! Emitted when a client has been accepted.
/*! Emitted when a client has been accepted. The argument is the
descriptor for the new client. */
Event<int> acceptedEvent;
//! Emitted when the server socket has been closed.
/*! Emitted when the server socket has been closed. */
Event<ServerSocket *> disconnectedEvent;
};
}
#endif // NEWNET_SERVERSOCKET_H
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