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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_SOCKET_BASE_HPP_INCLUDED__
#define __ZMQ_SOCKET_BASE_HPP_INCLUDED__
#include <set>
#include <string>
#include "object.hpp"
#include "options.hpp"
#include "stdint.hpp"
namespace zmq
{
class socket_base_t : public object_t
{
public:
socket_base_t (class app_thread_t *parent_);
~socket_base_t ();
// Interface for communication with the API layer.
virtual int setsockopt (int option_, void *optval_, size_t optvallen_);
virtual int bind (const char *addr_);
virtual int connect (const char *addr_);
virtual int subscribe (const char *criteria_);
virtual int send (struct zmq_msg *msg_, int flags_);
virtual int flush ();
virtual int recv (struct zmq_msg *msg_, int flags_);
virtual int close ();
private:
// Handlers for incoming commands.
void process_own (object_t *object_);
void process_term_req (object_t *object_);
void process_term_ack ();
// List of all I/O objects owned by this socket. The socket is
// responsible for deallocating them before it quits.
typedef std::set <object_t*> io_objects_t;
io_objects_t io_objects;
// Number of I/O objects that were already asked to terminate
// but haven't acknowledged it yet.
int pending_term_acks;
// Application thread the socket lives in.
class app_thread_t *app_thread;
// Socket options.
options_t options;
socket_base_t (const socket_base_t&);
void operator = (const socket_base_t&);
};
}
#endif
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