diff options
Diffstat (limited to 'include/linux/bfs_fs.h')
-rw-r--r-- | include/linux/bfs_fs.h | 81 |
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 */ | ||
23 | struct 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 | |||
44 | struct bfs_dirent { | ||
45 | __le16 ino; | ||
46 | char name[BFS_NAMELEN]; | ||
47 | }; | ||
48 | |||
49 | /* BFS superblock layout on disk */ | ||
50 | struct 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 */ | ||