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import ext2fs lib to prep for new e2fsprogs

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This commit is contained in:
Mike Frysinger
2005-05-09 22:10:42 +00:00
parent b32011943a
commit 1fd98e039d
82 changed files with 17575 additions and 0 deletions
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52
e2fsprogs/ext2fs/alloc_stats.c Normal file
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/*
* alloc_stats.c --- Update allocation statistics for ext2fs
*
* 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 "ext2_fs.h"
#include "ext2fs.h"
void ext2fs_inode_alloc_stats2(ext2_filsys fs, ext2_ino_t ino,
int inuse, int isdir)
{
int group = ext2fs_group_of_ino(fs, ino);
if (inuse > 0)
ext2fs_mark_inode_bitmap(fs->inode_map, ino);
else
ext2fs_unmark_inode_bitmap(fs->inode_map, ino);
fs->group_desc[group].bg_free_inodes_count -= inuse;
if (isdir)
fs->group_desc[group].bg_used_dirs_count += inuse;
fs->super->s_free_inodes_count -= inuse;
ext2fs_mark_super_dirty(fs);
ext2fs_mark_ib_dirty(fs);
}
void ext2fs_inode_alloc_stats(ext2_filsys fs, ext2_ino_t ino, int inuse)
{
ext2fs_inode_alloc_stats2(fs, ino, inuse, 0);
}
void ext2fs_block_alloc_stats(ext2_filsys fs, blk_t blk, int inuse)
{
int group = ext2fs_group_of_blk(fs, blk);
if (inuse > 0)
ext2fs_mark_block_bitmap(fs->block_map, blk);
else
ext2fs_unmark_block_bitmap(fs->block_map, blk);
fs->group_desc[group].bg_free_blocks_count -= inuse;
fs->super->s_free_blocks_count -= inuse;
ext2fs_mark_super_dirty(fs);
ext2fs_mark_bb_dirty(fs);
}