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/*
Copyright (c) 2009-2012 250bpm s.r.o.
Copyright (c) 2007-2010 iMatix Corporation
Copyright (c) 2007-2011 Other contributors as noted in the AUTHORS file
This file is part of Crossroads I/O project.
Crossroads I/O 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 3 of the License, or
(at your option) any later version.
Crossroads 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, see <http://www.gnu.org/licenses/>.
*/
#ifndef __XS_TCP_LISTENER_HPP_INCLUDED__
#define __XS_TCP_LISTENER_HPP_INCLUDED__
#include "fd.hpp"
#include "own.hpp"
#include "stdint.hpp"
#include "io_object.hpp"
#include "tcp_address.hpp"
namespace xs
{
class io_thread_t;
class socket_base_t;
class tcp_listener_t : public own_t, public io_object_t
{
public:
tcp_listener_t (xs::io_thread_t *io_thread_,
xs::socket_base_t *socket_, const options_t &options_);
~tcp_listener_t ();
// Set address to listen on.
int set_address (const char *addr_);
private:
// Handlers for incoming commands.
void process_plug ();
void process_term (int linger_);
// Handlers for I/O events.
void in_event (fd_t fd_);
// Close the listening socket.
void close ();
// Accept the new connection. Returns the file descriptor of the
// newly created connection. The function may return retired_fd
// if the connection was dropped while waiting in the listen backlog.
fd_t accept ();
// Address to listen on.
tcp_address_t address;
// True, if the undelying file for UNIX domain socket exists.
bool has_file;
// Underlying socket.
fd_t s;
// Handle corresponding to the listening socket.
handle_t handle;
// Socket the listerner belongs to.
xs::socket_base_t *socket;
tcp_listener_t (const tcp_listener_t&);
const tcp_listener_t &operator = (const tcp_listener_t&);
};
}
#endif
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