big progress on JUtility

include/JSystem/JUtility/JUTDirectFile.h

@@ -0,0 +1,34 @@
+#ifndef _JSYSTEM_JUT_JUTDIRECTFILE_H
+#define _JSYSTEM_JUT_JUTDIRECTFILE_H
+
+#include <dolphin/dvd.h>
+#include "types.h"
+
+#define JUTDF_BUFSIZE (0x800)
+
+struct JUTDirectFile
+{
+    JUTDirectFile();
+
+    ~JUTDirectFile();
+
+    bool fopen(const char *);
+    void fclose();
+    int fgets(void *, int);
+
+    // unused/inlined
+    int fetch32byte();
+    void fread(void *, u32);
+    void setPos(u32);
+    void fgetc();
+
+    u8 mBuffer[0x820];     // _000, 0x20 header, 0x800 sector
+    u8 *mSectorStart;      // _820, ptr to 0x800 buffer
+    u32 mToRead;           // _824, length (max 32 bytes) to read
+    u32 mLength;           // _828, length of file
+    u32 mPos;              // _82C, position in file
+    bool mIsOpen;          // _830, is file open
+    DVDFileInfo mFileInfo; // _834
+};
+
+#endif