Allocate and initialise a class
Finalize and deallocate a class
Cast an Object from one representation to another
Attempts to cast Object o to class c. Returns o if successful, null if not.
Check if c is base of oc
Check if c is base of oc
Allocate and initialise a class
Given a pointer: If it is an Object, return that Object. If it is an interface, return the Object implementing the interface. If it is null, return null. Else, undefined crash