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82 lines
1.9 KiB
C++
82 lines
1.9 KiB
C++
/*
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Copyright (c) 2007-2009 FastMQ Inc.
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This file is part of 0MQ.
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0MQ is free software; you can redistribute it and/or modify it under
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the terms of the Lesser GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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0MQ is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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Lesser GNU General Public License for more details.
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You should have received a copy of the Lesser GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "owned.hpp"
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#include "err.hpp"
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zmq::owned_t::owned_t (object_t *parent_, socket_base_t *owner_) :
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object_t (parent_),
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owner (owner_),
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sent_seqnum (0),
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processed_seqnum (0),
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shutting_down (false)
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{
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}
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zmq::owned_t::~owned_t ()
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{
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}
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void zmq::owned_t::inc_seqnum ()
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{
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// NB: This function may be called from a different thread!
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sent_seqnum.add (1);
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}
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void zmq::owned_t::process_plug ()
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{
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// Keep track of how many commands were processed so far.
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processed_seqnum++;
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finalise_command ();
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}
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void zmq::owned_t::process_attach (struct i_engine *engine_)
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{
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// Keep track of how many commands were processed so far.
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processed_seqnum++;
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finalise_command ();
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}
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void zmq::owned_t::term ()
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{
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send_term_req (owner, this);
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}
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void zmq::owned_t::process_term ()
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{
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zmq_assert (!shutting_down);
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shutting_down = true;
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finalise_command ();
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}
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void zmq::owned_t::finalise_command ()
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{
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// If termination request was already received and there are no more
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// commands to wait for, terminate the object.
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if (shutting_down && processed_seqnum == sent_seqnum.get ()) {
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process_unplug ();
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send_term_ack (owner);
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delete this;
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}
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}
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