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/*
Copyright (c) 2007-2010 iMatix Corporation
This file is part of 0MQ.
0MQ is free software; you can redistribute it and/or modify it under
the terms of the Lesser GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
0MQ 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
Lesser GNU General Public License for more details.
You should have received a copy of the Lesser GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <new>
#include "zmq_listener.hpp"
#include "zmq_init.hpp"
#include "io_thread.hpp"
#include "err.hpp"
zmq::zmq_listener_t::zmq_listener_t (io_thread_t *io_thread_,
socket_base_t *socket_, const options_t &options_) :
own_t (io_thread_),
io_object_t (io_thread_),
options (options_),
socket (socket_)
{
}
zmq::zmq_listener_t::~zmq_listener_t ()
{
}
int zmq::zmq_listener_t::set_address (const char *protocol_, const char *addr_)
{
return tcp_listener.set_address (protocol_, addr_);
}
void zmq::zmq_listener_t::process_plug ()
{
// Start polling for incoming connections.
handle = add_fd (tcp_listener.get_fd ());
set_pollin (handle);
}
void zmq::zmq_listener_t::process_term ()
{
rm_fd (handle);
own_t::process_term ();
}
void zmq::zmq_listener_t::in_event ()
{
fd_t fd = tcp_listener.accept ();
// If connection was reset by the peer in the meantime, just ignore it.
// TODO: Handle specific errors like ENFILE/EMFILE etc.
if (fd == retired_fd)
return;
// Choose I/O thread to run connecter in. Given that we are already
// running in an I/O thread, there must be at least one available.
io_thread_t *io_thread = choose_io_thread (options.affinity);
zmq_assert (io_thread);
// Create and launch an init object.
zmq_init_t *init = new (std::nothrow) zmq_init_t (io_thread, socket,
NULL, fd, options);
zmq_assert (init);
launch_sibling (init);
}
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