50 lines
1.1 KiB
C
50 lines
1.1 KiB
C
/* vi: set sw=4 ts=4: */
|
|
/*
|
|
* gen_bitmap.c --- Generic bitmap routines that used to be inlined.
|
|
*
|
|
* Copyright (C) 2001 Theodore Ts'o.
|
|
*
|
|
* %Begin-Header%
|
|
* This file may be redistributed under the terms of the GNU Public
|
|
* License.
|
|
* %End-Header%
|
|
*/
|
|
|
|
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#if HAVE_UNISTD_H
|
|
#include <unistd.h>
|
|
#endif
|
|
#include <fcntl.h>
|
|
#include <time.h>
|
|
#if HAVE_SYS_STAT_H
|
|
#include <sys/stat.h>
|
|
#endif
|
|
#if HAVE_SYS_TYPES_H
|
|
#include <sys/types.h>
|
|
#endif
|
|
|
|
#include "ext2_fs.h"
|
|
#include "ext2fs.h"
|
|
|
|
int ext2fs_mark_generic_bitmap(ext2fs_generic_bitmap bitmap,
|
|
__u32 bitno)
|
|
{
|
|
if ((bitno < bitmap->start) || (bitno > bitmap->end)) {
|
|
ext2fs_warn_bitmap2(bitmap, EXT2FS_MARK_ERROR, bitno);
|
|
return 0;
|
|
}
|
|
return ext2fs_set_bit(bitno - bitmap->start, bitmap->bitmap);
|
|
}
|
|
|
|
int ext2fs_unmark_generic_bitmap(ext2fs_generic_bitmap bitmap,
|
|
blk_t bitno)
|
|
{
|
|
if ((bitno < bitmap->start) || (bitno > bitmap->end)) {
|
|
ext2fs_warn_bitmap2(bitmap, EXT2FS_UNMARK_ERROR, bitno);
|
|
return 0;
|
|
}
|
|
return ext2fs_clear_bit(bitno - bitmap->start, bitmap->bitmap);
|
|
}
|