iokit/Kernel/IOService.cpp

1315     _IOServiceInterestNotifier *	notify;
1320     else if( (notify = OSDynamicCast( _IOServiceInterestNotifier, client))) {
1328         willNotify = (0 != (kIOServiceNotifyEnable & notify->state));
1331             queue_enter( &notify->handlerInvocations, &invocation,
1338             ret = (*notify->handler)( notify->target, notify->ref,
1342             queue_remove( &notify->handlerInvocations, &invocation,
1344             if( kIOServiceNotifyWaiter & notify->state) {
1345                 notify->state &= ~kIOServiceNotifyWaiter;
1346                 WAKEUPNOTIFY( notify );
1377 	    _IOServiceInterestNotifier * notify;
1379 	    queue_element(entry, notify, _IOServiceInterestNotifier *, chain);
1380 	    copyArray->setObject(notify);
1450     _IOServiceInterestNotifier * notify = 0;
1461         notify = new _IOServiceInterestNotifier;
1462         if( notify && !notify->init()) {
1463             notify->release();
1464             notify = 0;
1467         if( notify) {
1468             notify->handler = handler;
1469             notify->target = target;
1470             notify->ref = ref;
1471             notify->state = kIOServiceNotifyEnable;
1472             queue_init( &notify->handlerInvocations );
1490 		enqueue(&notifyList->fCommandChain, &notify->chain);
1491 		notify->retain();	// ref'ed while in list
1499     return( notify );
1512 	_IOServiceInterestNotifier * notify;
1514 	queue_element(entry, notify, _IOServiceInterestNotifier *, chain);
1515 	notify->release();
2291     _IOServiceNotifier * notify;
2295     if( (notify = OSDynamicCast( _IOServiceNotifier, entry)))
2296 	return( notify->priority );
2353 bool IOService::invokeNotifer( _IOServiceNotifier * notify )
2362     willNotify = (0 != (kIOServiceNotifyEnable & notify->state));
2365         queue_enter( &notify->handlerInvocations, &invocation,
2372         ret = (*notify->handler)( notify->target, notify->ref, this );
2375         queue_remove( &notify->handlerInvocations, &invocation,
2377         if( kIOServiceNotifyWaiter & notify->state) {
2378             notify->state &= ~kIOServiceNotifyWaiter;
2379             WAKEUPNOTIFY( notify );
2406     _IOServiceNotifier 	*		notify;
2424         if( (notify = OSDynamicCast( _IOServiceNotifier, nextMatch ))) {
2428                 invokeNotifer( notify );
2893     _IOServiceNotifier * notify;
2923                     while((notify = (_IOServiceNotifier *)
2926                         if( passiveMatch( notify->matching )
2927                          && (kIOServiceNotifyEnable & notify->state))
2928                             matches->setObject( notify );
3334     _IOServiceNotifier * notify = 0;
3340     notify = new _IOServiceNotifier;
3341     if( notify && !notify->init()) {
3342         notify->release();
3343         notify = 0;
3346     if( notify) {
3347         notify->matching = matching;
3348         notify->handler = handler;
3349         notify->target = target;
3350         notify->ref = ref;
3351         notify->priority = priority;
3352 	notify->state = kIOServiceNotifyEnable;
3353         queue_init( &notify->handlerInvocations );
3365         notify->whence = set;
3367             set->setObject( notify );
3370     return( notify );
3381     IONotifier *	notify;
3401     notify = setNotification( type, matching, handler, target, ref, priority );
3411     return( notify );
3421     IONotifier *	notify;
3425     notify = doInstallNotification( type, matching, handler, target, ref,
3430     return( notify );
3440     _IOServiceNotifier *	notify;
3443     notify = (_IOServiceNotifier *) installNotification( type, matching,
3449         notify->retain();		// in case handler remove()s
3454                 next->invokeNotifer( notify );
3457         notify->release();
3461     return( notify );
3485     IONotifier *	notify = 0;
3511         notify = IOService::setNotification( gIOMatchedNotification, matching,
3519      if( notify) {
3526     if( notify)
3527         notify->remove();	// dequeues
3539     _IOServiceNotifier * notify;
3554             while( (notify = (_IOServiceNotifier *) iter->getNextObject())) {
3556                 if( passiveMatch( notify->matching)
3557                   && (kIOServiceNotifyEnable & notify->state)) {
3561                         willSend->setObject( notify );
3574              (notify = (_IOServiceNotifier *) willSend->getObject(idx));
3576             invokeNotifer( notify );