Performs an OSDynamicCast operation on an IOKit object.
- macOS 10.0+
- Mac Catalyst 13.0+
The name of the class, as a C-string.
If the object handle is valid, and represents an object in the kernel that dynamic casts to the class true is returned, otherwise false.
This function uses the OSMetaClass system in the kernel to determine if the object will dynamic cast to a class, specified as a C-string. In other words, if the object is of that class or a subclass.
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.