Added neimod's ctrtool

Will be base code for improvments

ctrtool/filepath.h

@@ -0,0 +1,20 @@
+#ifndef _FILEPATH_H_
+#define _FILEPATH_H_
+
+#include "types.h"
+#include "utils.h"
+
+typedef struct
+{
+	char pathname[MAX_PATH];
+	int valid;
+} filepath;
+
+void filepath_init(filepath* fpath);
+void filepath_copy(filepath* fpath, filepath* copy);
+void filepath_append_utf16(filepath* fpath, const u8* name);
+void filepath_append(filepath* fpath, const char* format, ...);
+void filepath_set(filepath* fpath, const char* path);
+const char* filepath_get(filepath* fpath);
+
+#endif // _FILEPATH_H_