iokit/Kernel/IOUserClient.cpp

113 extern ipc_port_t iokit_alloc_object_port( io_object_t obj,
119 				io_object_t obj, ipc_kobject_type_t type );
133 extern kern_return_t iokit_switch_object_port( ipc_port_t port, io_object_t obj, ipc_kobject_type_t type );
154     static IOMachPort * portForObject( OSObject * obj,
156     static bool noMoreSendersForObject( OSObject * obj,
158     static void releasePortForObject( OSObject * obj,
160     static void setHoldDestroy( OSObject * obj, ipc_kobject_type_t type );
165 				io_object_t obj, ipc_kobject_type_t type );
198 IOMachPort * IOMachPort::portForObject ( OSObject * obj,
213                 dict->getObject( (const OSSymbol *) obj ))) {
225         inst->port = iokit_alloc_object_port( obj, type );
227 	    // retains obj
228             dict->setObject( (const OSSymbol *) obj, inst );
243 bool IOMachPort::noMoreSendersForObject( OSObject * obj,
253         obj->retain();
255 	machPort = (IOMachPort *) dict->getObject( (const OSSymbol *) obj );
259 		dict->removeObject( (const OSSymbol *) obj );
263 	obj->release();
271 void IOMachPort::releasePortForObject( OSObject * obj,
280         obj->retain();
281 	machPort = (IOMachPort *) dict->getObject( (const OSSymbol *) obj );
283             dict->removeObject( (const OSSymbol *) obj );
284         obj->release();
290 void IOMachPort::setHoldDestroy( OSObject * obj, ipc_kobject_type_t type )
298         machPort = (IOMachPort *) dict->getObject( (const OSSymbol *) obj );
306 void IOUserClient::destroyUserReferences( OSObject * obj )
308     IOMachPort::releasePortForObject( obj, IKOT_IOKIT_OBJECT );
311     // IOMachPort::releasePortForObject( obj, IKOT_IOKIT_CONNECT );
316     obj->retain();
321 	port = (IOMachPort *) dict->getObject( (const OSSymbol *) obj );
325 	    if ((uc = OSDynamicCast(IOUserClient, obj)) && uc->mappings)
333 	    dict->removeObject( (const OSSymbol *) obj );
336     obj->release();
341 				io_object_t obj, ipc_kobject_type_t type )
343     return( iokit_make_send_right( task, obj, type ));
367     virtual void setNotification( IONotifier * obj );
380 iokit_add_reference( io_object_t obj )
382     if( obj)
383 	obj->retain();
387 iokit_remove_reference( io_object_t obj )
389     if( obj)
390 	obj->release();
394 iokit_port_for_object( io_object_t obj, ipc_kobject_type_t type )
399     if( (machPort = IOMachPort::portForObject( obj, type ))) {
414 iokit_client_died( io_object_t obj, ipc_port_t /* port */,
421     if( !IOMachPort::noMoreSendersForObject( obj, type, mscount ))
426 	if( (client = OSDynamicCast( IOUserClient, obj ))) {
433 	if( (map = OSDynamicCast( IOMemoryMap, obj )))
435 	else if( (notify = OSDynamicCast( IOUserNotification, obj )))
1177 			OSObject *obj, io_object_t *clientObj)
1181     name = IOMachPort::makeSendRightForTask( task, obj, IKOT_IOKIT_OBJECT );
1362 #define CHECK(cls,obj,out)			\
1364 	if( !(out = OSDynamicCast( cls, obj)))	\
1496     OSObject *	obj;
1500     obj = iter->getNextObject();
1501     if( obj) {
1502 	obj->retain();
1503 	*object = obj;
1541     OSObject *		obj;
1544     obj = OSUnserializeXML( matching );
1546     if( (dict = OSDynamicCast( OSDictionary, obj))) {
1552     if( obj)
1553         obj->release();
1590     OSObject *		obj;
1596     obj = OSUnserializeXML( matching );
1598     if( (dict = OSDynamicCast( OSDictionary, obj))) {
1604     if( obj)
1605         obj->release();
1643     OSObject *		obj;
1649     obj = OSUnserializeXML( matching );
1651     if( (dict = OSDynamicCast( OSDictionary, obj))) {
1657     if( obj)
1658         obj->release();
2189     OSObject	*	obj;
2201     obj = entry->copyProperty(property_name);
2202     if( !obj)
2207     if( (data = OSDynamicCast( OSData, obj ))) {
2211     } else if( (str = OSDynamicCast( OSString, obj ))) {
2215     } else if( (boo = OSDynamicCast( OSBoolean, obj ))) {
2219     } else if( (off = OSDynamicCast( OSNumber, obj ))) {
2239     obj->release();
2254     OSObject *		obj;
2258     obj = entry->copyProperty(property_name);
2259     if( !obj)
2264         obj->release();
2269     if( obj->serialize( s )) {
2278     obj->release();
2294     OSObject *		obj;
2298     obj = entry->copyProperty( property_name,
2300     if( !obj)
2305         obj->release();
2311     if( obj->serialize( s )) {
2320     obj->release();
2363     OSObject *		obj;
2377         obj = OSUnserializeXML( (const char *) data );
2380 	if (!obj)
2384 	    registry_entry, obj))
2388             res = entry->setProperties( obj );
2389 	if (obj)
2390 	    obj->release();
2504 	    OSObject *	    obj;
2514 		obj = OSUnserializeXML( (const char *) data );
2516 		propertiesDict = OSDynamicCast(OSDictionary, obj);
2520 		    if (obj)
2521 			obj->release();
3926     OSObject * obj = 0;
3955             obj = (OSObject *)OSUnserializeXML((const char *)data);
3957             if( !obj) {
3969                 array = OSDynamicCast(OSArray, obj);
3986                 array = OSDynamicCast(OSArray, obj);
4003                 dict = OSDynamicCast(OSDictionary, obj);
4019                 dict = OSDynamicCast(OSDictionary, obj);
4070     if (obj) obj->release();