/*
* freefs.c --- free an ext2 filesystem
- *
+ *
* Copyright (C) 1993, 1994, 1995, 1996 Theodore Ts'o.
*
* %Begin-Header%
- * This file may be redistributed under the terms of the GNU Public
- * License.
+ * This file may be redistributed under the terms of the GNU Library
+ * General Public License, version 2.
* %End-Header%
*/
+#include "config.h"
#include <stdio.h>
#if HAVE_UNISTD_H
#include <unistd.h>
#include "ext2_fs.h"
#include "ext2fsP.h"
-
-static void ext2fs_free_inode_cache(struct ext2_inode_cache *icache);
+#include "hashmap.h"
void ext2fs_free(ext2_filsys fs)
{
ext2fs_free_block_bitmap(fs->block_map);
if (fs->inode_map)
ext2fs_free_inode_bitmap(fs->inode_map);
+ if (fs->image_header)
+ ext2fs_free_mem(&fs->image_header);
if (fs->badblocks)
ext2fs_badblocks_list_free(fs->badblocks);
if (fs->icache)
ext2fs_free_inode_cache(fs->icache);
-
- fs->magic = 0;
-
- ext2fs_free_mem(&fs);
-}
-
-void ext2fs_free_generic_bitmap(ext2fs_inode_bitmap bitmap)
-{
- if (!bitmap || (bitmap->magic != EXT2_ET_MAGIC_GENERIC_BITMAP))
- return;
-
- bitmap->magic = 0;
- if (bitmap->description) {
- ext2fs_free_mem(&bitmap->description);
- bitmap->description = 0;
- }
- if (bitmap->bitmap) {
- ext2fs_free_mem(&bitmap->bitmap);
- bitmap->bitmap = 0;
- }
- ext2fs_free_mem(&bitmap);
-}
-void ext2fs_free_inode_bitmap(ext2fs_inode_bitmap bitmap)
-{
- if (!bitmap || (bitmap->magic != EXT2_ET_MAGIC_INODE_BITMAP))
- return;
+ if (fs->mmp_buf)
+ ext2fs_free_mem(&fs->mmp_buf);
+ if (fs->mmp_cmp)
+ ext2fs_free_mem(&fs->mmp_cmp);
- bitmap->magic = EXT2_ET_MAGIC_GENERIC_BITMAP;
- ext2fs_free_generic_bitmap(bitmap);
-}
+ if (fs->block_sha_map)
+ ext2fs_hashmap_free(fs->block_sha_map);
-void ext2fs_free_block_bitmap(ext2fs_block_bitmap bitmap)
-{
- if (!bitmap || (bitmap->magic != EXT2_ET_MAGIC_BLOCK_BITMAP))
- return;
-
- bitmap->magic = EXT2_ET_MAGIC_GENERIC_BITMAP;
- ext2fs_free_generic_bitmap(bitmap);
-}
+ fs->magic = 0;
-/*
- * Free the inode cache structure
- */
-static void ext2fs_free_inode_cache(struct ext2_inode_cache *icache)
-{
- if (--icache->refcount)
- return;
- if (icache->buffer)
- ext2fs_free_mem(&icache->buffer);
- if (icache->cache)
- ext2fs_free_mem(&icache->cache);
- icache->buffer_blk = 0;
- ext2fs_free_mem(&icache);
+ ext2fs_zero_blocks2(NULL, 0, 0, NULL, NULL);
+ ext2fs_free_mem(&fs);
}
/*