Returns a CFRunLoopSource to be used to listen for notifications.
- macOS 10.0+
- Mac Catalyst 13.0+
A CFRunLoopSourceRef for the notification object.
A notification object may deliver notifications to a CFRunLoop by adding the run loop source returned by this function to the run loop.
The caller should not release this CFRunLoopSource. Just call
IONotificationPortDestroy to dispose of the IONotificationPortRef and the CFRunLoopSource when done.
Create a matching dictionary that specifies an IOService match based on BSD device name.
Creates and returns a mach port suitable for receiving IOKit messages of the specified type.
Returns the mach port used to initiate communication with IOKit.
Creates and returns a notification object for receiving IOKit notifications of new devices or state changes.
Returns kernel retain count of an IOKit object. Identical to IOObjectGetKernelRetainCount() but available prior to Mac OS 10.6.
Checks two object handles to see if they represent the same kernel object.
Retains an object handle previously returned by IOKitLib.
Look up registered IOService objects that match a matching dictionary, and install a notification request of new IOServices that match.
Close a connection to an IOService and destroy the connect handle.
Create a matching dictionary that specifies an IOService class match.