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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_SESSION_STUB_HPP_INCLUDED__
#define __ZMQ_SESSION_STUB_HPP_INCLUDED__
#include <string>
#include "i_session.hpp"
namespace zmq
{
// This class is used instead of regular session till the identity of
// incomming connection is established and connection is attached
// to corresponding session.
class session_stub_t : public i_session
{
public:
session_stub_t (class listener_t *listener_);
// i_session implementation.
void set_engine (struct i_engine *engine_);
void terminate ();
void shutdown ();
bool read (struct zmq_msg *msg_);
bool write (struct zmq_msg *msg_);
void flush ();
// Detaches engine from the stub. Returns it to the caller.
struct i_engine *detach_engine ();
// Manipulate stubs's index in listener's array of stubs.
void set_index (int index_);
int get_index ();
private:
// Clean-up.
virtual ~session_stub_t ();
enum {
reading_identity,
has_identity
} state;
// Reference to the associated engine.
i_engine *engine;
// Reference to the listener object that owns this stub.
class listener_t *listener;
// Index of the stub in listener's array of stubs.
int index;
// Identity of the connection.
std::string identity;
session_stub_t (const session_stub_t&);
void operator = (const session_stub_t&);
};
}
#endif
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