1 files changed, 72 insertions, 0 deletions
diff --git a/src/gfile/gfile_fs.h b/src/gfile/gfile_fs.h
new file mode 100644
index 00000000..c2337283
--- /dev/null
+++ b/src/gfile/gfile_fs.h
@@ -0,0 +1,72 @@
+/*
+ * This file is subject to the terms of the GFX License. If a copy of
+ * the license was not distributed with this file, you can obtain one at:
+ *
+ *              http://ugfx.org/license.html
+ */
+
+/**
+ * @file    src/gfile/gfile_fs.h
+ * @brief   GFILE file system header.
+ *
+ */
+
+#ifndef _GFILE_FS_H
+#define _GFILE_FS_H
+
+struct GFILE {
+	const struct GFILEVMT *	vmt;
+	uint16_t				flags;
+		#define	GFILEFLG_OPEN			0x0001		// File is open
+		#define	GFILEFLG_READ			0x0002		// Read the file
+		#define	GFILEFLG_WRITE			0x0004		// Write the file
+		#define	GFILEFLG_APPEND			0x0008		// Append on each write
+		#define GFILEFLG_BINARY			0x0010		// Treat as a binary file
+		#define	GFILEFLG_DELONCLOSE		0x0020		// Delete on close
+		#define	GFILEFLG_CANSEEK		0x0040		// Seek operations are valid
+		#define GFILEFLG_FAILONBLOCK	0x0080		// Fail on a blocking call
+		#define GFILEFLG_MUSTEXIST		0x0100		// On open file must exist
+		#define GFILEFLG_MUSTNOTEXIST	0x0200		// On open file must not exist
+		#define GFILEFLG_TRUNC			0x0400		// On open truncate the file
+	void *					obj;
+	long int				pos;
+};
+
+struct gfileList {
+	const struct GFILEVMT *	vmt;
+	bool_t					dirs;
+};
+
+typedef struct GFILEVMT {
+	uint8_t					flags;
+		#define GFSFLG_WRITEABLE		0x0001
+		#define GFSFLG_CASESENSITIVE	0x0002
+		#define GFSFLG_SEEKABLE			0x0004
+		#define GFSFLG_FAST				0x0010
+		#define GFSFLG_SMALL			0x0020
+		#define GFSFLG_TEXTMODES		0x0040
+	char					prefix;
+	bool_t		(*del)		(const char *fname);
+	bool_t		(*exists)	(const char *fname);
+	long int	(*filesize)	(const char *fname);
+	bool_t		(*ren)		(const char *oldname, const char *newname);
+	bool_t		(*open)		(GFILE *f, const char *fname);
+	void		(*close)	(GFILE *f);
+	int			(*read)		(GFILE *f, void *buf, int size);
+	int			(*write)	(GFILE *f, const void *buf, int size);
+	bool_t		(*setpos)	(GFILE *f, long int pos);
+	long int	(*getsize)	(GFILE *f);
+	bool_t		(*eof)		(GFILE *f);
+	bool_t		(*mount)	(const char *drive);
+	bool_t		(*unmount)	(const char *drive);
+	bool_t		(*sync)		(GFILE *f);
+	#if GFILE_NEED_FILELISTS
+		gfileList *	(*flopen)	(const char *path, bool_t dirs);
+		const char *(*flread)	(gfileList *pfl);
+		void		(*flclose)	(gfileList *pfl);
+	#endif
+} GFILEVMT;
+
+GFILE *_gfileFindSlot(const char *mode);
+
+#endif //_GFILE_FS_H