/* 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 * * 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; void *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; const struct squashfs_decompressor_thread_ops *thread_ops; }; #endif