Implement file device

There is still a small amount of work to be done on the file device:
- Read file size only when requested
- Hide '.' and '..' directories
- Resize files

1 files changed, 18 insertions, 0 deletions

diff --git a/arm9/source/types/pathbuf.h b/arm9/source/types/pathbuf.h
new file mode 100644
index 0000000..7fd7251
--- /dev/null
+++ b/arm9/source/types/pathbuf.h
@@ -0,0 +1,18 @@
+#include <nds.h>
+
+#ifndef PATHBUF_H_
+    #define PATHBUF_H_
+
+    typedef struct {
+        u8 mem[255];
+        u8 p;
+    } PathBuf;
+
+    u8 pb_read(PathBuf *buf);
+    void pb_clear(PathBuf *buf);
+    void pb_reset(PathBuf *buf, bool to_name);
+    bool pb_push_byte(PathBuf *buf, u8 byte);
+    bool pb_is_terminated(PathBuf *buf);
+    void pb_populate(PathBuf *buf, u8 *path);
+
+#endif