An opaque struct confers the ability to know the set of valid operations involving said type, while not giving up any advantages of a HANDLE. Issues of indeterminate size can be worked around with a single void*/uintptr_t field.
An opaque struct confers the ability to know the set of valid operations involving said type, while not giving up any advantages of a HANDLE. Issues of indeterminate size can be worked around with a single void*/uintptr_t field.