C# Signature:

[DllImport("ole32.dll")]
static extern int OleCreateStaticFromData(IDataObject pSrcDataObj, [In] ref
   Guid riid, uint renderopt, [In] ref FORMATETC pFormatEtc, IOleClientSite
   pClientSite, IStorage pStg, [MarshalAs(UnmanagedType.IUnknown)]
   out object ppvObj);