Function StgOpenStorageEx
pub unsafe fn StgOpenStorageEx<P0>(
pwcsname: P0,
grfmode: STGM,
stgfmt: STGFMT,
grfattrs: u32,
pstgoptions: Option<*mut STGOPTIONS>,
psecuritydescriptor: Option<PSECURITY_DESCRIPTOR>,
riid: *const GUID,
ppobjectopen: *mut *mut c_void,
) -> Result<()>where
P0: Param<PCWSTR>,