iokit/Kernel/IOService.cpp

451     bool	ok;
461             ok = false;
463             ok = attachToParent( provider, gIOServicePlane);
468 	ok = attachToParent( getRegistryRoot(), gIOServicePlane);
471     if (ok && !__provider) (void) getProvider();
473     return( ok );
590     bool	ok;
635             ok = (0 != _IOServiceJob::startJob( this, kMatchNubJob, options ));
1691     bool ok;
1694     ok = isParent( provider, gIOServicePlane, true);
1697     if( ok) {
1699         ok = (0 != (__state[1] & kIOServiceRecursing));
1703     return( ok );
1714     bool		 ok;
1791                     ok = client->requestTerminate( victim, options );
1792                     TLOG("%s::requestTerminate(%s, ok = %d)\n",
1793                             client->getName(), victim->getName(), ok);
1798 			(ok ? IOSERVICE_TERMINATE_REQUEST_OK
1805                     if( ok)
2021     bool	 ok;
2038             ok = client->willTerminate( victim, options );
2342     bool ok;
2346         ok = client->terminate( options );
2348 	ok = true;
2350     return( ok );
2386     bool			ok;
2400     ok = (0 == (__state[0] & kIOServiceInactiveState));
2401     if( ok)
2402         ok = handleOpen( forClient, options, arg );
2406     return( ok );
2445     bool ok;
2449     ok = handleIsOpen( forClient );
2453     return( ok );
2460     bool	ok;
2462     ok = (0 == __owner);
2463     if( ok )
2467         ok = (kIOReturnSuccess == messageClient( kIOMessageServiceIsRequestingClose,
2469         if( ok && (0 == __owner ))
2472             ok = false;
2474     return( ok );
2939     bool		ok;
2941     ok = service->attach( this );
2943     if( ok)
2960         ok = service->start(this);
2974         if( !ok)
2977     return( ok );
3071     bool		ok;
3080 	ok = (0 != iter);
3081         while( ok && (resourcesProp = iter->getNextObject()) )
3082             ok = checkResource( resourcesProp );
3087 	ok = checkResource( resourcesProp );
3089     return( ok );
4389     bool		ok = true;
4394 	ok = (0 != getProperty( str ));
4399 	ok = (iter != 0);
4400         while( ok && (str = OSDynamicCast( OSString, iter->getNextObject()) ))
4401             ok = (0 != getProperty( str ));
4407     return( ok );
4572     bool	ok;
4576         ok = value->isEqualTo( getProperty( key ));
4578 	ok = true;
4580     return( ok );
4588     bool	ok;
4592         ok = value->isEqualTo( getProperty( key ));
4594 	ok = true;
4596     return( ok );
4604     bool			ok = true;
4612 	while( ok && (key = OSDynamicCast( OSString, iter->getNextObject())))
4613 	    ok = compareProperty( matching, key );
4619     return( ok );