diff options
Diffstat (limited to 'e2fsprogs/ext2fs/read_bb.c')
-rw-r--r-- | e2fsprogs/ext2fs/read_bb.c | 98 |
1 files changed, 0 insertions, 98 deletions
diff --git a/e2fsprogs/ext2fs/read_bb.c b/e2fsprogs/ext2fs/read_bb.c deleted file mode 100644 index 4766157c2..000000000 --- a/e2fsprogs/ext2fs/read_bb.c +++ /dev/null | |||
@@ -1,98 +0,0 @@ | |||
1 | /* vi: set sw=4 ts=4: */ | ||
2 | /* | ||
3 | * read_bb --- read the bad blocks inode | ||
4 | * | ||
5 | * Copyright (C) 1994 Theodore Ts'o. | ||
6 | * | ||
7 | * %Begin-Header% | ||
8 | * This file may be redistributed under the terms of the GNU Public | ||
9 | * License. | ||
10 | * %End-Header% | ||
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 | |||
30 | struct read_bb_record { | ||
31 | ext2_badblocks_list bb_list; | ||
32 | errcode_t err; | ||
33 | }; | ||
34 | |||
35 | /* | ||
36 | * Helper function for ext2fs_read_bb_inode() | ||
37 | */ | ||
38 | #ifdef __TURBOC__ | ||
39 | # pragma argsused | ||
40 | #endif | ||
41 | static int mark_bad_block(ext2_filsys fs, blk_t *block_nr, | ||
42 | e2_blkcnt_t blockcnt EXT2FS_ATTR((unused)), | ||
43 | blk_t ref_block EXT2FS_ATTR((unused)), | ||
44 | int ref_offset EXT2FS_ATTR((unused)), | ||
45 | void *priv_data) | ||
46 | { | ||
47 | struct read_bb_record *rb = (struct read_bb_record *) priv_data; | ||
48 | |||
49 | if (blockcnt < 0) | ||
50 | return 0; | ||
51 | |||
52 | if ((*block_nr < fs->super->s_first_data_block) || | ||
53 | (*block_nr >= fs->super->s_blocks_count)) | ||
54 | return 0; /* Ignore illegal blocks */ | ||
55 | |||
56 | rb->err = ext2fs_badblocks_list_add(rb->bb_list, *block_nr); | ||
57 | if (rb->err) | ||
58 | return BLOCK_ABORT; | ||
59 | return 0; | ||
60 | } | ||
61 | |||
62 | /* | ||
63 | * Reads the current bad blocks from the bad blocks inode. | ||
64 | */ | ||
65 | errcode_t ext2fs_read_bb_inode(ext2_filsys fs, ext2_badblocks_list *bb_list) | ||
66 | { | ||
67 | errcode_t retval; | ||
68 | struct read_bb_record rb; | ||
69 | struct ext2_inode inode; | ||
70 | blk_t numblocks; | ||
71 | |||
72 | EXT2_CHECK_MAGIC(fs, EXT2_ET_MAGIC_EXT2FS_FILSYS); | ||
73 | |||
74 | if (!*bb_list) { | ||
75 | retval = ext2fs_read_inode(fs, EXT2_BAD_INO, &inode); | ||
76 | if (retval) | ||
77 | return retval; | ||
78 | if (inode.i_blocks < 500) | ||
79 | numblocks = (inode.i_blocks / | ||
80 | (fs->blocksize / 512)) + 20; | ||
81 | else | ||
82 | numblocks = 500; | ||
83 | retval = ext2fs_badblocks_list_create(bb_list, numblocks); | ||
84 | if (retval) | ||
85 | return retval; | ||
86 | } | ||
87 | |||
88 | rb.bb_list = *bb_list; | ||
89 | rb.err = 0; | ||
90 | retval = ext2fs_block_iterate2(fs, EXT2_BAD_INO, 0, 0, | ||
91 | mark_bad_block, &rb); | ||
92 | if (retval) | ||
93 | return retval; | ||
94 | |||
95 | return rb.err; | ||
96 | } | ||
97 | |||
98 | |||