/* SPDX-License-Identifier: GPL-2.0-or-later */ | |
#ifndef SQUASHFS_FS_SB | |
#define SQUASHFS_FS_SB | |
/* | |
* Squashfs | |
* | |
* Copyright (c) 2002, 2003, 2004, 2005, 2006, 2007, 2008 | |
* Phillip Lougher <phillip@squashfs.org.uk> | |
* | |
* squashfs_fs_sb.h | |
*/ | |
#include "squashfs_fs.h" | |
struct squashfs_cache { | |
char *name; | |
int entries; | |
int curr_blk; | |
int next_blk; | |
int num_waiters; | |
int unused; | |
int block_size; | |
int pages; | |
spinlock_t lock; | |
wait_queue_head_t wait_queue; | |
struct squashfs_cache_entry *entry; | |
}; | |
struct squashfs_cache_entry { | |
u64 block; | |
int length; | |
int refcount; | |
u64 next_index; | |
int pending; | |
int error; | |
int num_waiters; | |
wait_queue_head_t wait_queue; | |
struct squashfs_cache *cache; | |
void **data; | |
struct squashfs_page_actor *actor; | |
}; | |
struct squashfs_sb_info { | |
const struct squashfs_decompressor *decompressor; | |
int devblksize; | |
int devblksize_log2; | |
struct squashfs_cache *block_cache; | |
struct squashfs_cache *fragment_cache; | |
struct squashfs_cache *read_page; | |
int next_meta_index; | |
__le64 *id_table; | |
__le64 *fragment_index; | |
__le64 *xattr_id_table; | |
struct mutex meta_index_mutex; | |
struct meta_index *meta_index; | |
struct squashfs_stream *stream; | |
__le64 *inode_lookup_table; | |
u64 inode_table; | |
u64 directory_table; | |
u64 xattr_table; | |
unsigned int block_size; | |
unsigned short block_log; | |
long long bytes_used; | |
unsigned int inodes; | |
unsigned int fragments; | |
int xattr_ids; | |
unsigned int ids; | |
bool panic_on_errors; | |
}; | |
#endif |