mirror of https://github.com/sipwise/sems.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
149 lines
3.4 KiB
149 lines
3.4 KiB
/*
|
|
* Copyright (C) 2002-2003 Fhg Fokus
|
|
*
|
|
* This file is part of SEMS, a free SIP media server.
|
|
*
|
|
* SEMS is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version. This program is released under
|
|
* the GPL with the additional exemption that compiling, linking,
|
|
* and/or using OpenSSL is allowed.
|
|
*
|
|
* For a license to use the SEMS software under conditions
|
|
* other than those described here, or to purchase support for this
|
|
* software, please contact iptel.org by e-mail at the following addresses:
|
|
* info@iptel.org
|
|
*
|
|
* SEMS 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
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
*/
|
|
|
|
#include "AmEventQueue.h"
|
|
#include "log.h"
|
|
#include "AmConfig.h"
|
|
|
|
#include <typeinfo>
|
|
AmEventQueue::AmEventQueue(AmEventHandler* handler)
|
|
: handler(handler),
|
|
wakeup_handler(NULL),
|
|
ev_pending(false),
|
|
finalized(false)
|
|
{
|
|
}
|
|
|
|
AmEventQueue::~AmEventQueue()
|
|
{
|
|
m_queue.lock();
|
|
while(!ev_queue.empty()){
|
|
delete ev_queue.front();
|
|
ev_queue.pop();
|
|
}
|
|
m_queue.unlock();
|
|
}
|
|
|
|
void AmEventQueue::postEvent(AmEvent* event)
|
|
{
|
|
if (AmConfig::LogEvents)
|
|
DBG("AmEventQueue: trying to post event\n");
|
|
|
|
m_queue.lock();
|
|
|
|
if(event)
|
|
ev_queue.push(event);
|
|
|
|
if(!ev_pending.get()) {
|
|
ev_pending.set(true);
|
|
if (NULL != wakeup_handler)
|
|
wakeup_handler->notify(this);
|
|
}
|
|
|
|
m_queue.unlock();
|
|
|
|
if (AmConfig::LogEvents)
|
|
DBG("AmEventQueue: event posted\n");
|
|
}
|
|
|
|
void AmEventQueue::processEvents()
|
|
{
|
|
m_queue.lock();
|
|
|
|
while(!ev_queue.empty()) {
|
|
|
|
AmEvent* event = ev_queue.front();
|
|
ev_queue.pop();
|
|
m_queue.unlock();
|
|
|
|
if (AmConfig::LogEvents)
|
|
DBG("before processing event (%s)\n",
|
|
typeid(*event).name());
|
|
handler->process(event);
|
|
if (AmConfig::LogEvents)
|
|
DBG("event processed (%s)\n",
|
|
typeid(*event).name());
|
|
delete event;
|
|
m_queue.lock();
|
|
}
|
|
|
|
ev_pending.set(false);
|
|
m_queue.unlock();
|
|
}
|
|
|
|
void AmEventQueue::waitForEvent()
|
|
{
|
|
ev_pending.wait_for();
|
|
}
|
|
|
|
void AmEventQueue::waitForEventTimed(unsigned long msec)
|
|
{
|
|
ev_pending.wait_for_to(msec);
|
|
}
|
|
|
|
void AmEventQueue::processSingleEvent()
|
|
{
|
|
m_queue.lock();
|
|
|
|
if (!ev_queue.empty()) {
|
|
|
|
AmEvent* event = ev_queue.front();
|
|
ev_queue.pop();
|
|
m_queue.unlock();
|
|
|
|
if (AmConfig::LogEvents)
|
|
DBG("before processing event\n");
|
|
handler->process(event);
|
|
if (AmConfig::LogEvents)
|
|
DBG("event processed\n");
|
|
delete event;
|
|
|
|
m_queue.lock();
|
|
if (ev_queue.empty())
|
|
ev_pending.set(false);
|
|
}
|
|
|
|
m_queue.unlock();
|
|
}
|
|
|
|
bool AmEventQueue::eventPending() {
|
|
m_queue.lock();
|
|
bool res = !ev_queue.empty();
|
|
m_queue.unlock();
|
|
return res;
|
|
}
|
|
|
|
void AmEventQueue::setEventNotificationSink(AmEventNotificationSink*
|
|
_wakeup_handler) {
|
|
// locking actually not necessary - if replacing pointer is atomic
|
|
m_queue.lock();
|
|
wakeup_handler = _wakeup_handler;
|
|
if(wakeup_handler && ev_pending.get())
|
|
wakeup_handler->notify(this);
|
|
m_queue.unlock();
|
|
}
|