iokit/Kernel/IOService.cpp

450     bool	ok;
460             ok = false;
462             ok = attachToParent( provider, gIOServicePlane);
467 	ok = attachToParent( getRegistryRoot(), gIOServicePlane);
470     if (ok && !__provider) (void) getProvider();
472     return( ok );
589     bool	ok;
634             ok = (0 != _IOServiceJob::startJob( this, kMatchNubJob, options ));
1690     bool ok;
1693     ok = isParent( provider, gIOServicePlane, true);
1696     if( ok) {
1698         ok = (0 != (__state[1] & kIOServiceRecursing));
1702     return( ok );
1713     bool		 ok;
1788                     ok = client->requestTerminate( victim, options );
1789                     TLOG("%s::requestTerminate(%s, ok = %d)\n",
1790                             client->getName(), victim->getName(), ok);
1795 			(ok ? IOSERVICE_TERMINATE_REQUEST_OK
1802                     if( ok)
2000     bool	 ok;
2017             ok = client->willTerminate( victim, options );
2313     bool ok;
2317         ok = client->terminate( options );
2319 	ok = true;
2321     return( ok );
2357     bool			ok;
2371     ok = (0 == (__state[0] & kIOServiceInactiveState));
2372     if( ok)
2373         ok = handleOpen( forClient, options, arg );
2377     return( ok );
2416     bool ok;
2420     ok = handleIsOpen( forClient );
2424     return( ok );
2431     bool	ok;
2433     ok = (0 == __owner);
2434     if( ok )
2438         ok = (kIOReturnSuccess == messageClient( kIOMessageServiceIsRequestingClose,
2440         if( ok && (0 == __owner ))
2443             ok = false;
2445     return( ok );
2910     bool		ok;
2912     ok = service->attach( this );
2914     if( ok)
2931         ok = service->start(this);
2945         if( !ok)
2948     return( ok );
3042     bool		ok;
3051 	ok = (0 != iter);
3052         while( ok && (resourcesProp = iter->getNextObject()) )
3053             ok = checkResource( resourcesProp );
3058 	ok = checkResource( resourcesProp );
3060     return( ok );
4334     bool		ok = false;
4339 	ok = (0 != getProperty( str ));
4344 	ok = (iter != 0);
4345         while( ok && (str = OSDynamicCast( OSString, iter->getNextObject()) ))
4346             ok = (0 != getProperty( str ));
4352     return( ok );
4521     bool	ok;
4525         ok = value->isEqualTo( getProperty( key ));
4527 	ok = true;
4529     return( ok );
4537     bool	ok;
4541         ok = value->isEqualTo( getProperty( key ));
4543 	ok = true;
4545     return( ok );
4553     bool			ok = true;
4561 	while( ok && (key = OSDynamicCast( OSString, iter->getNextObject())))
4562 	    ok = compareProperty( matching, key );
4568     return( ok );