diff options
Diffstat (limited to 'hostTools/squashfs/squashfs_fs_sb.h')
| -rw-r--r-- | hostTools/squashfs/squashfs_fs_sb.h | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/hostTools/squashfs/squashfs_fs_sb.h b/hostTools/squashfs/squashfs_fs_sb.h new file mode 100644 index 0000000..6ce5e22 --- /dev/null +++ b/hostTools/squashfs/squashfs_fs_sb.h @@ -0,0 +1,65 @@ +#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 |