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/*
Copyright (c) 2007-2009 FastMQ Inc.
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_ZMQ_INIT_HPP_INCLUDED__
#define __ZMQ_ZMQ_INIT_HPP_INCLUDED__
#include <string>
#include "i_inout.hpp"
#include "owned.hpp"
#include "zmq_engine.hpp"
#include "stdint.hpp"
#include "fd.hpp"
#include "options.hpp"
namespace zmq
{
// The class handles initialisation phase of native 0MQ wire-level
// protocol. Currently it can be used to handle both sides of the
// connection. If it grows to complex, we can separate the two into
// distinct classes.
class zmq_init_t : public owned_t, public i_inout
{
public:
// Set 'connected' to true if the connection was created by 'connect'
// function. If it was accepted from a listening socket, set it to
// false.
zmq_init_t (class io_thread_t *parent_, socket_base_t *owner_, fd_t fd_,
bool connected_, const options_t &options);
~zmq_init_t ();
private:
// i_inout interface implementation.
bool read (::zmq_msg *msg_);
bool write (::zmq_msg *msg_);
void flush ();
// Handlers for incoming commands.
void process_plug ();
void process_unplug ();
void create_session ();
// Engine is created by zmq_init_t object. Once the initialisation
// phase is over it is passed to a session object, possibly running
// in a different I/O thread.
zmq_engine_t *engine;
// If true, we are on the connecting side. If false, we are on the
// listening side.
bool connected;
// Associated socket options.
options_t options;
zmq_init_t (const zmq_init_t&);
void operator = (const zmq_init_t&);
};
}
#endif
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