Function OleCreateEx

pub unsafe fn OleCreateEx<P7, P9, P10>(
    rclsid: *const GUID,
    riid: *const GUID,
    dwflags: OLECREATE,
    renderopt: OLERENDER,
    cformats: u32,
    rgadvf: *const u32,
    rgformatetc: *const FORMATETC,
    lpadvisesink: P7,
    rgdwconnection: *mut u32,
    pclientsite: P9,
    pstg: P10,
    ppvobj: *mut *mut c_void,
) -> Result<()>
where
    P7: Param<IAdviseSink>,
    P9: Param<IOleClientSite>,
    P10: Param<IStorage>,