Add RomFS directory traversal stuff

include/fs/romfs.hpp

@@ -1,13 +1,22 @@
 #pragma once
 #include "helpers.hpp"
+#include <string>
 #include <vector>
+#include <memory>
 
 namespace RomFS {
 
     struct RomFSNode {
-        std::vector<RomFSNode> children;
+        std::u16string name {};
+        // The file/directory offset relative to the start of the RomFS
+        u64 offset { 0 };
+        u64 size { 0 };
+        bool isDirectory { false };
+
+        std::vector<std::unique_ptr<RomFSNode>> directories {};
+        std::vector<std::unique_ptr<RomFSNode>> files {};
     };
 
-    RomFSNode parseRomFSTree(uintptr_t romFS, u64 romFSSize);
+    std::unique_ptr<RomFSNode> parseRomFSTree(uintptr_t romFS, u64 romFSSize);
     
 } // namespace RomFS