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
ext2fs_mark_generic_bitmap(ext2fs_generic_bitmap bitmap,__u32 bitno)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
ext2fs_unmark_generic_bitmap(ext2fs_generic_bitmap bitmap,blk_t bitno)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 }
49