X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Ffilesys%2Ffilesys.h;h=455ac7274a08e15abd0749efe3446842d48f8032;hb=520ff4dd2a106a4d4a21468a72ba820c8ea7d242;hp=6f1e387c14429066484d9b02e558e20462d68dfb;hpb=8256dc4ff8f7c0a1f76c2d3a601b92d67aa8acfe;p=pintos-anon

diff --git a/src/filesys/filesys.h b/src/filesys/filesys.h
index 6f1e387..455ac72 100644
--- a/src/filesys/filesys.h
+++ b/src/filesys/filesys.h
@@ -1,11 +1,20 @@
-#ifndef HEADER_FILESYS_H
-#define HEADER_FILESYS_H 1
+#ifndef FILESYS_FILESYS_H
+#define FILESYS_FILESYS_H
 
 #include <stdbool.h>
+#include "filesys/off_t.h"
 
-void filesys_init (bool reformat);
-bool filesys_create (const char *name);
+/* Sectors of system file inodes. */
+#define FREE_MAP_SECTOR 0       /* Free map file inode sector. */
+#define ROOT_DIR_SECTOR 1       /* Root directory file inode sector. */
+
+/* Block device that contains the file system. */
+extern struct block *fs_device;
+
+void filesys_init (bool format);
+void filesys_done (void);
+bool filesys_create (const char *name, off_t initial_size);
 struct file *filesys_open (const char *name);
 bool filesys_remove (const char *name);
 
-#endif /* filesys.h */
+#endif /* filesys/filesys.h */