mirror of
https://github.com/ventoy/Ventoy.git
synced 2024-11-15 03:17:06 +00:00
77 lines
2.1 KiB
C
77 lines
2.1 KiB
C
#ifndef SQUASHFS_FS_SB
|
|
#define SQUASHFS_FS_SB
|
|
/*
|
|
* Squashfs
|
|
*
|
|
* Copyright (c) 2002, 2003, 2004, 2005, 2006
|
|
* Phillip Lougher <phillip@lougher.demon.co.uk>
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License
|
|
* as published by the Free Software Foundation; either version 2,
|
|
* or (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
|
*
|
|
* squashfs_fs_sb.h
|
|
*/
|
|
|
|
#include <linux/squashfs_fs.h>
|
|
#include <linux/zlib.h>
|
|
|
|
struct squashfs_cache {
|
|
long long block;
|
|
int length;
|
|
long long next_index;
|
|
char *data;
|
|
};
|
|
|
|
struct squashfs_fragment_cache {
|
|
long long block;
|
|
int length;
|
|
unsigned int locked;
|
|
char *data;
|
|
};
|
|
|
|
struct squashfs_sb_info {
|
|
struct squashfs_super_block sblk;
|
|
int devblksize;
|
|
int devblksize_log2;
|
|
int swap;
|
|
struct squashfs_cache *block_cache;
|
|
struct squashfs_fragment_cache *fragment;
|
|
int next_cache;
|
|
int next_fragment;
|
|
int next_meta_index;
|
|
unsigned int *uid;
|
|
unsigned int *guid;
|
|
long long *fragment_index;
|
|
unsigned int *fragment_index_2;
|
|
unsigned int read_size;
|
|
char *read_data;
|
|
char *read_page;
|
|
struct semaphore read_data_mutex;
|
|
struct semaphore read_page_mutex;
|
|
struct semaphore block_cache_mutex;
|
|
struct semaphore fragment_mutex;
|
|
struct semaphore meta_index_mutex;
|
|
wait_queue_head_t waitq;
|
|
wait_queue_head_t fragment_wait_queue;
|
|
struct meta_index *meta_index;
|
|
z_stream stream;
|
|
struct inode *(*iget)(struct super_block *s, squashfs_inode_t
|
|
inode);
|
|
long long (*read_blocklist)(struct inode *inode, int
|
|
index, int readahead_blks, char *block_list,
|
|
unsigned short **block_p, unsigned int *bsize);
|
|
int (*read_fragment_index_table)(struct super_block *s);
|
|
};
|
|
#endif
|