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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/>.
*/
#ifndef __ZMQ_TCP_CONNECTER_HPP_INCLUDED__
#define __ZMQ_TCP_CONNECTER_HPP_INCLUDED__
#include "platform.hpp"
#include "fd.hpp"
#ifdef ZMQ_HAVE_WINDOWS
#include "windows.hpp"
#else
#include <sys/types.h>
#include <sys/socket.h>
#endif
namespace zmq
{
// The class encapsulating simple TCP listening socket.
class tcp_connecter_t
{
public:
tcp_connecter_t ();
~tcp_connecter_t ();
// Set address to connect to.
int set_address (const char *protocol, const char *addr_);
// Open TCP connecting socket. Address is in
// <hostname>:<port-number> format. Returns -1 in case of error,
// 0 if connect was successfull immediately and 1 if async connect
// was launched.
int open ();
// Close the connecting socket.
int close ();
// Get the file descriptor to poll on to get notified about
// connection success.
fd_t get_fd ();
// Get the file descriptor of newly created connection. Returns
// retired_fd if the connection was unsuccessfull.
fd_t connect ();
private:
// Address to connect to.
sockaddr_storage addr;
socklen_t addr_len;
// Underlying socket.
fd_t s;
tcp_connecter_t (const tcp_connecter_t&);
void operator = (const tcp_connecter_t&);
};
}
#endif
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