dir.c File Reference

#include "fsck.h"
#include "node.h"
#include <search.h>

Include dependency graph for dir.c:

Functions
static int	room_for_filename (const u8 *bitmap, int slots, int max_slots)
void	make_dentry_ptr (struct f2fs_dentry_ptr *d, struct f2fs_node *node_blk, void *src, int type)
static struct f2fs_dir_entry *	find_target_dentry (const u8 *name, unsigned int len, f2fs_hash_t namehash, int *max_slots, struct f2fs_dentry_ptr *d)
static struct f2fs_dir_entry *	find_in_block (void *block, const u8 *name, int len, f2fs_hash_t namehash, int *max_slots)
static int	find_in_level (struct f2fs_sb_info *sbi, struct f2fs_node *dir, unsigned int level, struct dentry *de)
static int	f2fs_find_entry (struct f2fs_sb_info *sbi, struct f2fs_node *dir, struct dentry *de)
nid_t	f2fs_lookup (struct f2fs_sb_info *sbi, struct f2fs_node *dir, u8 *name, int len)
static void	f2fs_update_dentry (nid_t ino, int file_type, struct f2fs_dentry_ptr *d, const unsigned char *name, int len, f2fs_hash_t name_hash, unsigned int bit_pos)
int	f2fs_add_link (struct f2fs_sb_info *sbi, struct f2fs_node *parent, const unsigned char *name, int name_len, nid_t ino, int file_type, block_t *p_blkaddr, int inc_link)
static void	make_empty_dir (struct f2fs_sb_info *sbi, struct f2fs_node *inode)
static void	page_symlink (struct f2fs_sb_info *sbi, struct f2fs_node *inode, const char *symname, int symlen)
static int	is_extension_exist (const char *s, const char *sub)
static void	set_file_temperature (struct f2fs_sb_info *sbi, struct f2fs_node *node_blk, const unsigned char *name)
static void	init_inode_block (struct f2fs_sb_info *sbi, struct f2fs_node *node_blk, struct dentry *de)
int	convert_inline_dentry (struct f2fs_sb_info *sbi, struct f2fs_node *node, block_t *p_blkaddr)
static int	cmp_from_devino (const void *a, const void *b)
struct hardlink_cache_entry *	f2fs_search_hardlink (struct f2fs_sb_info *sbi, struct dentry *de)
int	f2fs_create (struct f2fs_sb_info *sbi, struct dentry *de)
int	f2fs_mkdir (struct f2fs_sb_info *sbi, struct dentry *de)
int	f2fs_symlink (struct f2fs_sb_info *sbi, struct dentry *de)
int	f2fs_find_path (struct f2fs_sb_info *sbi, char *path, nid_t *ino)

Function Documentation

cmp_from_devino()

static int cmp_from_devino ( const void *  a, const void *  b  )

static

convert_inline_dentry()

int convert_inline_dentry	(	struct f2fs_sb_info *	sbi,
		struct f2fs_node *	node,
		block_t *	p_blkaddr
	)

f2fs_add_link()

int f2fs_add_link	(	struct f2fs_sb_info *	sbi,
		struct f2fs_node *	parent,
		const unsigned char *	name,
		int	name_len,
		nid_t	ino,
		int	file_type,
		block_t *	p_blkaddr,
		int	inc_link
	)

f2fs_create()

int f2fs_create	(	struct f2fs_sb_info *	sbi,
		struct dentry *	de
	)

f2fs_find_entry()

static int f2fs_find_entry ( struct f2fs_sb_info *  sbi, struct f2fs_node *  dir, struct dentry *  de  )

static

f2fs_find_path()

int f2fs_find_path	(	struct f2fs_sb_info *	sbi,
		char *	path,
		nid_t *	ino
	)

f2fs_lookup()

nid_t f2fs_lookup	(	struct f2fs_sb_info *	sbi,
		struct f2fs_node *	dir,
		u8 *	name,
		int	len
	)

f2fs_mkdir()

int f2fs_mkdir	(	struct f2fs_sb_info *	sbi,
		struct dentry *	de
	)

f2fs_search_hardlink()

struct hardlink_cache_entry * f2fs_search_hardlink	(	struct f2fs_sb_info *	sbi,
		struct dentry *	de
	)

f2fs_symlink()

int f2fs_symlink	(	struct f2fs_sb_info *	sbi,
		struct dentry *	de
	)

f2fs_update_dentry()

static void f2fs_update_dentry ( nid_t  ino, int  file_type, struct f2fs_dentry_ptr *  d, const unsigned char *  name, int  len, f2fs_hash_t  name_hash, unsigned int  bit_pos  )

static

find_in_block()

static struct f2fs_dir_entry * find_in_block ( void *  block, const u8 *  name, int  len, f2fs_hash_t  namehash, int *  max_slots  )

static

find_in_level()

static int find_in_level ( struct f2fs_sb_info *  sbi, struct f2fs_node *  dir, unsigned int  level, struct dentry *  de  )

static

find_target_dentry()

static struct f2fs_dir_entry * find_target_dentry ( const u8 *  name, unsigned int  len, f2fs_hash_t  namehash, int *  max_slots, struct f2fs_dentry_ptr *  d  )

static

init_inode_block()

static void init_inode_block ( struct f2fs_sb_info *  sbi, struct f2fs_node *  node_blk, struct dentry *  de  )

static

is_extension_exist()

static int is_extension_exist ( const char *  s, const char *  sub  )

inlinestatic

make_dentry_ptr()

void make_dentry_ptr	(	struct f2fs_dentry_ptr *	d,
		struct f2fs_node *	node_blk,
		void *	src,
		int	type
	)

make_empty_dir()

static void make_empty_dir ( struct f2fs_sb_info *  sbi, struct f2fs_node *  inode  )

static

page_symlink()

static void page_symlink ( struct f2fs_sb_info *  sbi, struct f2fs_node *  inode, const char *  symname, int  symlen  )

static

room_for_filename()

static int room_for_filename ( const u8 *  bitmap, int  slots, int  max_slots  )

static

dir.c

Many parts of codes are copied from Linux kernel/fs/f2fs.

Copyright (C) 2015 Huawei Ltd. Witten by: Hou Pengyang houpe.nosp@m.ngya.nosp@m.ng@hu.nosp@m.awei.nosp@m..com Liu Shuoran liush.nosp@m.uora.nosp@m.n@hua.nosp@m.wei..nosp@m.com Jaegeuk Kim jaege.nosp@m.uk@k.nosp@m.ernel.nosp@m..org

This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License version 2 as published by the Free Software Foundation.

set_file_temperature()

static void set_file_temperature ( struct f2fs_sb_info *  sbi, struct f2fs_node *  node_blk, const unsigned char *  name  )

static