1 #ifndef FILESYS_DIRECTORY_H
2 #define FILESYS_DIRECTORY_H
6 #include "devices/block.h"
8 /* Maximum length of a file name component.
9 This is the traditional UNIX maximum length.
10 After directories are implemented, this maximum length may be
11 retained, but much longer full path names must be allowed. */
16 /* Opening and closing directories. */
17 bool dir_create (block_sector_t sector, size_t entry_cnt);
18 struct dir *dir_open (struct inode *);
19 struct dir *dir_open_root (void);
20 struct dir *dir_reopen (struct dir *);
21 void dir_close (struct dir *);
22 struct inode *dir_get_inode (struct dir *);
24 /* Reading and writing. */
25 bool dir_lookup (const struct dir *, const char *name, struct inode **);
26 bool dir_add (struct dir *, const char *name, block_sector_t);
27 bool dir_remove (struct dir *, const char *name);
28 bool dir_readdir (struct dir *, char name[NAME_MAX + 1]);
30 #endif /* filesys/directory.h */