summaryrefslogtreecommitdiff
path: root/e2fsprogs/ext2fs/check_desc.c
diff options
context:
space:
mode:
authorDenis Vlasenko2006-12-26 01:25:48 +0000
committerDenis Vlasenko2006-12-26 01:25:48 +0000
commit64c54025842f205ad722675105b88044a5b6845a (patch)
tree9b5361a46d9174b8c4c12947b006acbca33dc24c /e2fsprogs/ext2fs/check_desc.c
parentd63c3a032ade4d7a1953031d787eed044811b78c (diff)
downloadbusybox-64c54025842f205ad722675105b88044a5b6845a.zip
busybox-64c54025842f205ad722675105b88044a5b6845a.tar.gz
remove e2fsprogs. Nobody volunteered to clean up that mess
Diffstat (limited to 'e2fsprogs/ext2fs/check_desc.c')
-rw-r--r--e2fsprogs/ext2fs/check_desc.c69
1 files changed, 0 insertions, 69 deletions
diff --git a/e2fsprogs/ext2fs/check_desc.c b/e2fsprogs/ext2fs/check_desc.c
deleted file mode 100644
index dd4b0e9..0000000
--- a/e2fsprogs/ext2fs/check_desc.c
+++ /dev/null
@@ -1,69 +0,0 @@
-/* vi: set sw=4 ts=4: */
-/*
- * check_desc.c --- Check the group descriptors of 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.
- * %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"
-
-/*
- * This routine sanity checks the group descriptors
- */
-errcode_t ext2fs_check_desc(ext2_filsys fs)
-{
- dgrp_t i;
- blk_t block = fs->super->s_first_data_block;
- blk_t next;
-
- EXT2_CHECK_MAGIC(fs, EXT2_ET_MAGIC_EXT2FS_FILSYS);
-
- for (i = 0; i < fs->group_desc_count; i++) {
- next = block + fs->super->s_blocks_per_group;
- /*
- * Check to make sure block bitmap for group is
- * located within the group.
- */
- if (fs->group_desc[i].bg_block_bitmap < block ||
- fs->group_desc[i].bg_block_bitmap >= next)
- return EXT2_ET_GDESC_BAD_BLOCK_MAP;
- /*
- * Check to make sure inode bitmap for group is
- * located within the group
- */
- if (fs->group_desc[i].bg_inode_bitmap < block ||
- fs->group_desc[i].bg_inode_bitmap >= next)
- return EXT2_ET_GDESC_BAD_INODE_MAP;
- /*
- * Check to make sure inode table for group is located
- * within the group
- */
- if (fs->group_desc[i].bg_inode_table < block ||
- ((fs->group_desc[i].bg_inode_table +
- fs->inode_blocks_per_group) >= next))
- return EXT2_ET_GDESC_BAD_INODE_TABLE;
-
- block = next;
- }
- return 0;
-}