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#ifndef SQUASHFS_FS_SB
#define SQUASHFS_FS_SB
/*
* Squashfs
*
* Copyright (c) 2002, 2003, 2004 Phillip Lougher <plougher@users.sourceforge.net>
*
* 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>
typedef struct {
unsigned int block;
int length;
unsigned int next_index;
char *data;
} squashfs_cache;
struct squashfs_fragment_cache {
unsigned int block;
int length;
unsigned int locked;
char *data;
};
typedef struct squashfs_sb_info {
squashfs_super_block sBlk;
int devblksize;
int devblksize_log2;
int swap;
squashfs_cache *block_cache;
struct squashfs_fragment_cache *fragment;
int next_cache;
int next_fragment;
squashfs_uid *uid;
squashfs_uid *guid;
squashfs_fragment_index *fragment_index;
unsigned int read_size;
char *read_data;
char *read_page;
struct semaphore read_page_mutex;
struct semaphore block_cache_mutex;
struct semaphore fragment_mutex;
wait_queue_head_t waitq;
wait_queue_head_t fragment_wait_queue;
struct inode *(*iget)(struct super_block *s, squashfs_inode inode);
unsigned int (*read_blocklist)(struct inode *inode, int index, int readahead_blks,
char *block_list, char **block_p, unsigned int *bsize);
} squashfs_sb_info;
#endif
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