diff options
Diffstat (limited to 'e2fsprogs/ext2fs/gen_bitmap.c')
-rw-r--r-- | e2fsprogs/ext2fs/gen_bitmap.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/e2fsprogs/ext2fs/gen_bitmap.c b/e2fsprogs/ext2fs/gen_bitmap.c new file mode 100644 index 000000000..700affa19 --- /dev/null +++ b/e2fsprogs/ext2fs/gen_bitmap.c | |||
@@ -0,0 +1,48 @@ | |||
1 | /* | ||
2 | * gen_bitmap.c --- Generic bitmap routines that used to be inlined. | ||
3 | * | ||
4 | * Copyright (C) 2001 Theodore Ts'o. | ||
5 | * | ||
6 | * %Begin-Header% | ||
7 | * This file may be redistributed under the terms of the GNU Public | ||
8 | * License. | ||
9 | * %End-Header% | ||
10 | */ | ||
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 | #if HAVE_SYS_STAT_H | ||
21 | #include <sys/stat.h> | ||
22 | #endif | ||
23 | #if HAVE_SYS_TYPES_H | ||
24 | #include <sys/types.h> | ||
25 | #endif | ||
26 | |||
27 | #include "ext2_fs.h" | ||
28 | #include "ext2fs.h" | ||
29 | |||
30 | int ext2fs_mark_generic_bitmap(ext2fs_generic_bitmap bitmap, | ||
31 | __u32 bitno) | ||
32 | { | ||
33 | if ((bitno < bitmap->start) || (bitno > bitmap->end)) { | ||
34 | ext2fs_warn_bitmap2(bitmap, EXT2FS_MARK_ERROR, bitno); | ||
35 | return 0; | ||
36 | } | ||
37 | return ext2fs_set_bit(bitno - bitmap->start, bitmap->bitmap); | ||
38 | } | ||
39 | |||
40 | int ext2fs_unmark_generic_bitmap(ext2fs_generic_bitmap bitmap, | ||
41 | blk_t bitno) | ||
42 | { | ||
43 | if ((bitno < bitmap->start) || (bitno > bitmap->end)) { | ||
44 | ext2fs_warn_bitmap2(bitmap, EXT2FS_UNMARK_ERROR, bitno); | ||
45 | return 0; | ||
46 | } | ||
47 | return ext2fs_clear_bit(bitno - bitmap->start, bitmap->bitmap); | ||
48 | } | ||