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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/>.
*/
#include "object.hpp"
#include "dispatcher.hpp"
#include "err.hpp"
#include "io_thread.hpp"
#include "simple_semaphore.hpp"
zmq::object_t::object_t (dispatcher_t *dispatcher_, int thread_slot_) :
dispatcher (dispatcher_),
thread_slot (thread_slot_)
{
}
zmq::object_t::object_t (object_t *parent_) :
dispatcher (parent_->dispatcher),
thread_slot (parent_->thread_slot)
{
}
zmq::object_t::~object_t ()
{
}
int zmq::object_t::thread_slot_count ()
{
return dispatcher->thread_slot_count ();
}
int zmq::object_t::get_thread_slot ()
{
return thread_slot;
}
void zmq::object_t::process_command (command_t &cmd_)
{
switch (cmd_.type) {
case command_t::stop:
process_stop ();
break;
case command_t::plug:
process_plug ();
return;
case command_t::own:
process_own (cmd_.args.own.object);
return;
case command_t::bind:
process_bind ();
return;
case command_t::term_req:
process_term_req (cmd_.args.term_req.object);
return;
case command_t::term:
process_term ();
return;
case command_t::term_ack:
process_term_ack ();
return;
default:
zmq_assert (false);
}
}
zmq::io_thread_t *zmq::object_t::choose_io_thread (uint64_t taskset_)
{
return dispatcher->choose_io_thread (taskset_);
}
void zmq::object_t::send_stop ()
{
// Send command goes always to the current object. To-self pipe is
// used exclusively for sending this command.
command_t cmd;
cmd.destination = this;
cmd.type = command_t::stop;
dispatcher->write (thread_slot, thread_slot, cmd);
}
void zmq::object_t::send_plug (object_t *destination_)
{
command_t cmd;
cmd.destination = destination_;
cmd.type = command_t::plug;
send_command (cmd);
}
void zmq::object_t::send_own (object_t *destination_, object_t *object_)
{
command_t cmd;
cmd.destination = destination_;
cmd.type = command_t::own;
cmd.args.own.object = object_;
send_command (cmd);
}
void zmq::object_t::send_bind (object_t *destination_)
{
command_t cmd;
cmd.destination = destination_;
cmd.type = command_t::bind;
send_command (cmd);
}
void zmq::object_t::send_term_req (object_t *destination_, object_t *object_)
{
command_t cmd;
cmd.destination = destination_;
cmd.type = command_t::term_req;
cmd.args.term_req.object = object_;
send_command (cmd);
}
void zmq::object_t::send_term (object_t *destination_)
{
command_t cmd;
cmd.destination = destination_;
cmd.type = command_t::term;
send_command (cmd);
}
void zmq::object_t::send_term_ack (object_t *destination_)
{
command_t cmd;
cmd.destination = destination_;
cmd.type = command_t::term_ack;
send_command (cmd);
}
void zmq::object_t::process_stop ()
{
zmq_assert (false);
}
void zmq::object_t::process_plug ()
{
zmq_assert (false);
}
void zmq::object_t::process_own (object_t *object_)
{
zmq_assert (false);
}
void zmq::object_t::process_bind ()
{
zmq_assert (false);
}
void zmq::object_t::process_term_req (object_t *object_)
{
zmq_assert (false);
}
void zmq::object_t::process_term ()
{
zmq_assert (false);
}
void zmq::object_t::process_term_ack ()
{
zmq_assert (false);
}
void zmq::object_t::send_command (command_t &cmd_)
{
int destination_thread_slot = cmd_.destination->get_thread_slot ();
if (destination_thread_slot == thread_slot)
cmd_.destination->process_command (cmd_);
else
dispatcher->write (thread_slot, destination_thread_slot, cmd_);
}
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