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author | Denis Vlasenko <vda.linux@googlemail.com> | 2006-12-26 01:25:48 +0000 |
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committer | Denis Vlasenko <vda.linux@googlemail.com> | 2006-12-26 01:25:48 +0000 |
commit | 64c54025842f205ad722675105b88044a5b6845a (patch) | |
tree | 9b5361a46d9174b8c4c12947b006acbca33dc24c /e2fsprogs/ext2fs/rs_bitmap.c | |
parent | d63c3a032ade4d7a1953031d787eed044811b78c (diff) | |
download | busybox-w32-64c54025842f205ad722675105b88044a5b6845a.tar.gz busybox-w32-64c54025842f205ad722675105b88044a5b6845a.tar.bz2 busybox-w32-64c54025842f205ad722675105b88044a5b6845a.zip |
remove e2fsprogs. Nobody volunteered to clean up that mess
Diffstat (limited to 'e2fsprogs/ext2fs/rs_bitmap.c')
-rw-r--r-- | e2fsprogs/ext2fs/rs_bitmap.c | 107 |
1 files changed, 0 insertions, 107 deletions
diff --git a/e2fsprogs/ext2fs/rs_bitmap.c b/e2fsprogs/ext2fs/rs_bitmap.c deleted file mode 100644 index e932b3c9d..000000000 --- a/e2fsprogs/ext2fs/rs_bitmap.c +++ /dev/null | |||
@@ -1,107 +0,0 @@ | |||
1 | /* vi: set sw=4 ts=4: */ | ||
2 | /* | ||
3 | * rs_bitmap.c --- routine for changing the size of a bitmap | ||
4 | * | ||
5 | * Copyright (C) 1996, 1997 Theodore Ts'o. | ||
6 | * | ||
7 | * %Begin-Header% | ||
8 | * This file may be redistributed under the terms of the GNU Public | ||
9 | * License. | ||
10 | * %End-Header% | ||
11 | */ | ||
12 | |||
13 | #include <stdio.h> | ||
14 | #include <string.h> | ||
15 | #if HAVE_UNISTD_H | ||
16 | #include <unistd.h> | ||
17 | #endif | ||
18 | #include <fcntl.h> | ||
19 | #include <time.h> | ||
20 | #ifdef HAVE_SYS_STAT_H | ||
21 | #include <sys/stat.h> | ||
22 | #endif | ||
23 | #ifdef HAVE_SYS_TYPES_H | ||
24 | #include <sys/types.h> | ||
25 | #endif | ||
26 | |||
27 | #include "ext2_fs.h" | ||
28 | #include "ext2fs.h" | ||
29 | |||
30 | errcode_t ext2fs_resize_generic_bitmap(__u32 new_end, __u32 new_real_end, | ||
31 | ext2fs_generic_bitmap bmap) | ||
32 | { | ||
33 | errcode_t retval; | ||
34 | size_t size, new_size; | ||
35 | __u32 bitno; | ||
36 | |||
37 | if (!bmap) | ||
38 | return EXT2_ET_INVALID_ARGUMENT; | ||
39 | |||
40 | EXT2_CHECK_MAGIC(bmap, EXT2_ET_MAGIC_GENERIC_BITMAP); | ||
41 | |||
42 | /* | ||
43 | * If we're expanding the bitmap, make sure all of the new | ||
44 | * parts of the bitmap are zero. | ||
45 | */ | ||
46 | if (new_end > bmap->end) { | ||
47 | bitno = bmap->real_end; | ||
48 | if (bitno > new_end) | ||
49 | bitno = new_end; | ||
50 | for (; bitno > bmap->end; bitno--) | ||
51 | ext2fs_clear_bit(bitno - bmap->start, bmap->bitmap); | ||
52 | } | ||
53 | if (new_real_end == bmap->real_end) { | ||
54 | bmap->end = new_end; | ||
55 | return 0; | ||
56 | } | ||
57 | |||
58 | size = ((bmap->real_end - bmap->start) / 8) + 1; | ||
59 | new_size = ((new_real_end - bmap->start) / 8) + 1; | ||
60 | |||
61 | if (size != new_size) { | ||
62 | retval = ext2fs_resize_mem(size, new_size, &bmap->bitmap); | ||
63 | if (retval) | ||
64 | return retval; | ||
65 | } | ||
66 | if (new_size > size) | ||
67 | memset(bmap->bitmap + size, 0, new_size - size); | ||
68 | |||
69 | bmap->end = new_end; | ||
70 | bmap->real_end = new_real_end; | ||
71 | return 0; | ||
72 | } | ||
73 | |||
74 | errcode_t ext2fs_resize_inode_bitmap(__u32 new_end, __u32 new_real_end, | ||
75 | ext2fs_inode_bitmap bmap) | ||
76 | { | ||
77 | errcode_t retval; | ||
78 | |||
79 | if (!bmap) | ||
80 | return EXT2_ET_INVALID_ARGUMENT; | ||
81 | |||
82 | EXT2_CHECK_MAGIC(bmap, EXT2_ET_MAGIC_INODE_BITMAP); | ||
83 | |||
84 | bmap->magic = EXT2_ET_MAGIC_GENERIC_BITMAP; | ||
85 | retval = ext2fs_resize_generic_bitmap(new_end, new_real_end, | ||
86 | bmap); | ||
87 | bmap->magic = EXT2_ET_MAGIC_INODE_BITMAP; | ||
88 | return retval; | ||
89 | } | ||
90 | |||
91 | errcode_t ext2fs_resize_block_bitmap(__u32 new_end, __u32 new_real_end, | ||
92 | ext2fs_block_bitmap bmap) | ||
93 | { | ||
94 | errcode_t retval; | ||
95 | |||
96 | if (!bmap) | ||
97 | return EXT2_ET_INVALID_ARGUMENT; | ||
98 | |||
99 | EXT2_CHECK_MAGIC(bmap, EXT2_ET_MAGIC_BLOCK_BITMAP); | ||
100 | |||
101 | bmap->magic = EXT2_ET_MAGIC_GENERIC_BITMAP; | ||
102 | retval = ext2fs_resize_generic_bitmap(new_end, new_real_end, | ||
103 | bmap); | ||
104 | bmap->magic = EXT2_ET_MAGIC_BLOCK_BITMAP; | ||
105 | return retval; | ||
106 | } | ||
107 | |||