internal static extern void DoseC_Diff(System.IntPtr previousState, System.IntPtr currentState, byte wantCurrent, byte timestampDiff, out System.IntPtr diffBlob, out DoseC_BlobDeleter deleter, out byte success);
internal static extern void DoseC_GetConnectionInfo(System.IntPtr state, out System.IntPtr blob, out DoseC_BlobDeleter deleter, out byte success);