NTSTATUS __stdcall VfJoinDmaDomain(DMA_ADAPTER *DmaAdapter, PVOID DomainHandle){ __int64(__fastcall *v4)(DMA_ADAPTER *, PVOID); LODWORD(v4) = ViGetRealDmaOperation(DmaAdapter, 0xF8ui64); return v4(DmaAdapter, DomainHandle); }