Let us start here, from square one. No, from Zero!

games/rf3d/io.h

@@ -0,0 +1,41 @@
+#pragma once
+
+#include <vector>
+#include "cfg/api.h"
+
+namespace games::rf3d {
+
+    // all buttons in correct order
+    namespace Buttons {
+        enum {
+            Service,
+            Test,
+            CoinMech,
+            View,
+            Toggle2D3D,
+            LeverUp,
+            LeverDown,
+            LeverLeft,
+            LeverRight,
+            WheelLeft,
+            WheelRight,
+            Accelerate,
+            Brake,
+            AutoLeverDown,
+            AutoLeverUp
+        };
+    }
+
+    // all analogs in correct order
+    namespace Analogs {
+        enum {
+            Wheel,
+            Accelerate,
+            Brake
+        };
+    }
+
+    // getters
+    std::vector<Button> &get_buttons();
+    std::vector<Analog> &get_analogs();
+}