pintos/src/filesys/directory.c File Reference

#include "filesys/directory.h"
#include <stdio.h>
#include <string.h>
#include <list.h>
#include "filesys/filesys.h"
#include "filesys/inode.h"
#include "threads/malloc.h"

Go to the source code of this file.

Data Structures
struct	dir
struct	dir_entry
Functions
bool	dir_create (block_sector_t sector, size_t entry_cnt)
struct dir *	dir_open (struct inode *inode)
struct dir *	dir_open_root (void)
struct dir *	dir_reopen (struct dir *dir)
void	dir_close (struct dir *dir)
struct inode *	dir_get_inode (struct dir *dir)
static bool	lookup (const struct dir *dir, const char *name, struct dir_entry *ep, off_t *ofsp)
bool	dir_lookup (const struct dir *dir, const char *name, struct inode **inode)
bool	dir_add (struct dir *dir, const char *name, block_sector_t inode_sector)
bool	dir_remove (struct dir *dir, const char *name)
bool	dir_readdir (struct dir *dir, char name[NAME_MAX+1])

---

Function Documentation

bool dir_add	(	struct dir *	dir,
		const char *	name,
		block_sector_t	inode_sector
	)

Definition at line 143 of file directory.c.

References ASSERT, dir_entry::in_use, dir::inode, inode_read_at(), dir_entry::inode_sector, inode_write_at(), lookup(), dir_entry::name, NAME_MAX, NULL, strlcpy(), and strlen().

Referenced by filesys_create().

void dir_close

(

struct dir *

dir

)

Definition at line 71 of file directory.c.

References free(), dir::inode, inode_close(), and NULL.

Referenced by filesys_create(), filesys_open(), and filesys_remove().

bool dir_create	(	block_sector_t	sector,
		size_t	entry_cnt
	)

Definition at line 28 of file directory.c.

References inode_create().

Referenced by do_format().

struct inode* dir_get_inode

(

struct dir *

dir

)

[read]

Definition at line 82 of file directory.c.

References dir::inode.

bool dir_lookup	(	const struct dir *	dir,
		const char *	name,
		struct inode **	inode
	)

Definition at line 120 of file directory.c.

References ASSERT, inode_open(), dir_entry::inode_sector, lookup(), and NULL.

Referenced by filesys_open().

struct dir* dir_open

(

struct inode *

inode

)

[read]

Definition at line 36 of file directory.c.

References calloc(), free(), dir::inode, inode_close(), NULL, and dir::pos.

Referenced by dir_open_root(), and dir_reopen().

struct dir* dir_open_root

(

void

)

[read]

Definition at line 56 of file directory.c.

References dir_open(), inode_open(), and ROOT_DIR_SECTOR.

Referenced by filesys_create(), filesys_open(), filesys_remove(), and fsutil_ls().

bool dir_readdir	(	struct dir *	dir,
		char	name[NAME_MAX+1]
	)

Definition at line 223 of file directory.c.

References dir_entry::in_use, dir::inode, inode_read_at(), dir_entry::name, name, NAME_MAX, dir::pos, and strlcpy().

Referenced by fsutil_ls().

bool dir_remove	(	struct dir *	dir,
		const char *	name
	)

Definition at line 186 of file directory.c.

References ASSERT, dir_entry::in_use, dir::inode, inode_close(), inode_open(), inode_remove(), dir_entry::inode_sector, inode_write_at(), lookup(), and NULL.

Referenced by filesys_remove().

struct dir* dir_reopen

(

struct dir *

dir

)

[read]

Definition at line 64 of file directory.c.

References dir_open(), dir::inode, and inode_reopen().

static bool lookup	(	const struct dir *	dir,
		const char *	name,
		struct dir_entry *	ep,
		off_t *	ofsp
	)			[static]

Definition at line 93 of file directory.c.

References ASSERT, dir_entry::in_use, dir::inode, inode_read_at(), dir_entry::name, NULL, and strcmp().

Referenced by dir_add(), dir_lookup(), and dir_remove().