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-rw-r--r--include/linux/bfs_fs.h81
1 files changed, 0 insertions, 81 deletions
diff --git a/include/linux/bfs_fs.h b/include/linux/bfs_fs.h
deleted file mode 100644
index 1c0b355aa515..000000000000
--- a/include/linux/bfs_fs.h
+++ /dev/null
@@ -1,81 +0,0 @@
1/*
2 * include/linux/bfs_fs.h - BFS data structures on disk.
3 * Copyright (C) 1999 Tigran Aivazian <tigran@veritas.com>
4 */
5
6#ifndef _LINUX_BFS_FS_H
7#define _LINUX_BFS_FS_H
8
9#include <linux/types.h>
10
11#define BFS_BSIZE_BITS 9
12#define BFS_BSIZE (1<<BFS_BSIZE_BITS)
13
14#define BFS_MAGIC 0x1BADFACE
15#define BFS_ROOT_INO 2
16#define BFS_INODES_PER_BLOCK 8
17
18/* SVR4 vnode type values (bfs_inode->i_vtype) */
19#define BFS_VDIR 2L
20#define BFS_VREG 1L
21
22/* BFS inode layout on disk */
23struct bfs_inode {
24 __le16 i_ino;
25 __u16 i_unused;
26 __le32 i_sblock;
27 __le32 i_eblock;
28 __le32 i_eoffset;
29 __le32 i_vtype;
30 __le32 i_mode;
31 __le32 i_uid;
32 __le32 i_gid;
33 __le32 i_nlink;
34 __le32 i_atime;
35 __le32 i_mtime;
36 __le32 i_ctime;
37 __u32 i_padding[4];
38};
39
40#define BFS_NAMELEN 14
41#define BFS_DIRENT_SIZE 16
42#define BFS_DIRS_PER_BLOCK 32
43
44struct bfs_dirent {
45 __le16 ino;
46 char name[BFS_NAMELEN];
47};
48
49/* BFS superblock layout on disk */
50struct bfs_super_block {
51 __le32 s_magic;
52 __le32 s_start;
53 __le32 s_end;
54 __le32 s_from;
55 __le32 s_to;
56 __s32 s_bfrom;
57 __s32 s_bto;
58 char s_fsname[6];
59 char s_volume[6];
60 __u32 s_padding[118];
61};
62
63
64#define BFS_OFF2INO(offset) \
65 ((((offset) - BFS_BSIZE) / sizeof(struct bfs_inode)) + BFS_ROOT_INO)
66
67#define BFS_INO2OFF(ino) \
68 ((__u32)(((ino) - BFS_ROOT_INO) * sizeof(struct bfs_inode)) + BFS_BSIZE)
69#define BFS_NZFILESIZE(ip) \
70 ((le32_to_cpu((ip)->i_eoffset) + 1) - le32_to_cpu((ip)->i_sblock) * BFS_BSIZE)
71
72#define BFS_FILESIZE(ip) \
73 ((ip)->i_sblock == 0 ? 0 : BFS_NZFILESIZE(ip))
74
75#define BFS_FILEBLOCKS(ip) \
76 ((ip)->i_sblock == 0 ? 0 : (le32_to_cpu((ip)->i_eblock) + 1) - le32_to_cpu((ip)->i_sblock))
77#define BFS_UNCLEAN(bfs_sb, sb) \
78 ((le32_to_cpu(bfs_sb->s_from) != -1) && (le32_to_cpu(bfs_sb->s_to) != -1) && !(sb->s_flags & MS_RDONLY))
79
80
81#endif /* _LINUX_BFS_FS_H */