void IOPMPagingPlexus::processSiblings ( IOService * aNode ) { OSIterator * parentIterator; IORegistryEntry * nextNub; IORegistryEntry * nextParent; OSIterator * siblingIterator; IORegistryEntry * nextSibling; parentIterator = aNode->getParentIterator(gIOPowerPlane); // iterate parents of this node if ( parentIterator ) { while ( true ) { if ( ! (nextNub = (IORegistryEntry *)(parentIterator->getNextObject())) ) { parentIterator->release(); break; } if ( OSDynamicCast(IOPowerConnection,nextNub) ) { nextParent = nextNub->getParentEntry(gIOPowerPlane); if ( nextParent == getPMRootDomain() ) { continue; // plexus already has root's children } if ( nextParent == this ) { parentIterator->release(); removePowerChild((IOPowerConnection *)nextNub); break; } siblingIterator = nextParent->getChildIterator(gIOPowerPlane); // iterate children of this parent if ( siblingIterator ) { while ( (nextSibling = (IORegistryEntry *)(siblingIterator->getNextObject())) ) { if ( OSDynamicCast(IOPowerConnection,nextSibling) ) { nextSibling = nextSibling->getChildEntry(gIOPowerPlane); if ( nextSibling != aNode ) { // non-ancestor of driver gets addPowerChild((IOService *)nextSibling); // plexus as parent } } } siblingIterator->release(); } processSiblings((IOService *)nextParent); // do the same thing to this parent } } } }