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99 lines
3.0 KiB
99 lines
3.0 KiB
/*
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* Copyright (C) 2008 Raphael Coeffic
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*
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* This file is part of SEMS, a free SIP media server.
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*
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* SEMS is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version. This program is released under
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* the GPL with the additional exemption that compiling, linking,
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* and/or using OpenSSL is allowed.
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*
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* For a license to use the SEMS software under conditions
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* other than those described here, or to purchase support for this
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* software, please contact iptel.org by e-mail at the following addresses:
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* info@iptel.org
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*
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* SEMS 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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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef _AMEVENTDISPATCHER_h_
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#define _AMEVENTDISPATCHER_h_
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#include "AmEventQueue.h"
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#include "AmSipMsg.h"
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#include <map>
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#define EVENT_DISPATCHER_POWER 10
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#define EVENT_DISPATCHER_BUCKETS (1<<EVENT_DISPATCHER_POWER)
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class AmEventDispatcher
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{
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public:
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typedef std::map<string, AmEventQueueInterface*> EvQueueMap;
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typedef EvQueueMap::iterator EvQueueMapIter;
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typedef std::map<string,string> Dictionnary;
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typedef Dictionnary::iterator DictIter;
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private:
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static AmEventDispatcher *_instance;
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/**
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* Container for active sessions
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* local tag -> event queue
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*/
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EvQueueMap queues[EVENT_DISPATCHER_BUCKETS];
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// mutex for "queues"
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AmMutex queues_mut[EVENT_DISPATCHER_BUCKETS];
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/**
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* Call ID + remote tag -> local tag
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* (needed for CANCELs and some provisionnal answers)
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* (UAS sessions only)
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*/
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Dictionnary id_lookup[EVENT_DISPATCHER_BUCKETS];
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// mutex for "id_lookup"
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AmMutex id_lookup_mut[EVENT_DISPATCHER_BUCKETS];
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unsigned int hash(const string& s1);
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unsigned int hash(const string& s1, const string s2);
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public:
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static AmEventDispatcher* instance();
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static void dispose();
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bool postSipRequest(const string& callid, const string& remote_tag,
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const AmSipRequest& req);
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bool post(const string& local_tag, AmEvent* ev);
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bool post(const string& callid, const string& remote_tag, AmEvent* ev);
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/* send event to all event queues. Note: event instances will be cloned */
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bool broadcast(AmEvent* ev);
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bool addEventQueue(const string& local_tag,
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AmEventQueueInterface* q,
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const string& callid="",
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const string& remote_tag="");
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AmEventQueueInterface* delEventQueue(const string& local_tag,
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const string& callid="",
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const string& remote_tag="");
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bool empty();
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};
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#endif
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