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/*
Copyright (c) 2007-2011 iMatix Corporation
Copyright (c) 2007-2011 Other contributors as noted in the AUTHORS file
This file is part of 0MQ.
0MQ 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.
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
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 __ZMQ_I_INOUT_HPP_INCLUDED__
#define __ZMQ_I_INOUT_HPP_INCLUDED__
#include "../include/zmq.h"
#include "stdint.hpp"
namespace zmq
{
struct i_inout
{
virtual ~i_inout () {}
// Engine asks for a message to send to the network.
virtual bool read (::zmq_msg_t *msg_) = 0;
// Engine received message from the network and sends it further on.
virtual bool write (::zmq_msg_t *msg_) = 0;
// Flush all the previously written messages.
virtual void flush () = 0;
// Engine is dead. Drop all the references to it.
virtual void detach () = 0;
};
}
#endif
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