Initial port configuration (needs cleanup)

Runtime/Streams/CFileOutStream.hpp

@@ -0,0 +1,16 @@
+#pragma once
+
+#include "Runtime/Streams/COutputStream.hpp"
+#include <cstdio>
+
+namespace metaforce {
+class CFileOutStream final : public COutputStream {
+  FILE* m_file;
+public:
+  explicit CFileOutStream(std::string_view name, u32 blockLen = 4096);
+  virtual ~CFileOutStream();
+
+protected:
+  void Write(const u8* ptr, u32 len);
+};
+} // namespace metaforce