typedef struct IEnumBackgroundCopyFilesVtbl
    {
        BEGIN_INTERFACE

        HRESULT ( STDMETHODCALLTYPE *QueryInterface )(
            __RPC__in IEnumBackgroundCopyFiles * This,
            /* [in] */ __RPC__in REFIID riid,
            /* [annotation][iid_is][out] */
            __RPC__deref_out  void **ppvObject);

        ULONG ( STDMETHODCALLTYPE *AddRef )(
            __RPC__in IEnumBackgroundCopyFiles * This);

        ULONG ( STDMETHODCALLTYPE *Release )(
            __RPC__in IEnumBackgroundCopyFiles * This);

        HRESULT ( STDMETHODCALLTYPE *Next )(
            __RPC__in IEnumBackgroundCopyFiles * This,
            /* [in] */ ULONG celt,
            /* [length_is][size_is][out] */ __RPC__out_ecount_part(celt, pceltFetched ? *pceltFetched : celt) IBackgroundCopyFile **rgelt,
            /* [unique][out][in] */ __RPC__inout_opt ULONG *pceltFetched);

        HRESULT ( STDMETHODCALLTYPE *Skip )(
            __RPC__in IEnumBackgroundCopyFiles * This,
            /* [in] */ ULONG celt);

        HRESULT ( STDMETHODCALLTYPE *Reset )(
            __RPC__in IEnumBackgroundCopyFiles * This);

        HRESULT ( STDMETHODCALLTYPE *Clone )(
            __RPC__in IEnumBackgroundCopyFiles * This,
            /* [out] */ __RPC__deref_out_opt IEnumBackgroundCopyFiles **ppenum);

        HRESULT ( STDMETHODCALLTYPE *GetCount )(
            __RPC__in IEnumBackgroundCopyFiles * This,
            /* [out] */ __RPC__out ULONG *puCount);

        END_INTERFACE
    } IEnumBackgroundCopyFilesVtbl;