oyHash_s_ *         oyHash_Get_       ( const char        * hash_text,
                                        oyObject_s          object );
int                oyHash_IsOf_      ( oyHash_s_         * hash,
                                       oyOBJECT_e          type );
int                oyHash_SetPointer_( oyHash_s_         * hash,
                                       oyStruct_s        * obj );
oyStruct_s *       oyHash_GetPointer_( oyHash_s_         * hash,
                                       oyOBJECT_e          type );
