IUnknown

    Samgr

    Description:

    Defines the class.

    You need to inherit this structure when developing a subclass of the IUnknown interface.

    Summary

    Details

    AddRef

    Description:

    Adds the reference count.

    Description:

    Queries the subclass object of the interface of a specified version (downcasting).

    Release

    Release the reference to an interface.