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

acio/icca/icca.h

@@ -0,0 +1,21 @@
+#pragma once
+
+#include "../module.h"
+
+namespace acio {
+
+    // settings
+    extern bool ICCA_FLIP_ROWS;
+    extern bool ICCA_COMPAT_ACTIVE;
+
+    class ICCAModule : public ACIOModule {
+    public:
+        ICCAModule(HMODULE module, HookMode hookMode);
+
+        virtual void attach() override;
+    };
+}
+
+static inline bool is_card_uid_felica(uint8_t *uid) {
+    return uid[0] != 0xE0 && uid[1] != 0x04;
+}