void make_journal_device(char *journal_device, ext2_filsys fs, int quiet, int force)
{
errcode_t retval;
ext2_filsys jfs;
io_manager io_ptr;
check_plausibility(journal_device, force);
check_mount(journal_device, force, "journal");
io_ptr = unix_io_manager;
retval = ext2fs_open(journal_device, EXT2_FLAG_RW|
EXT2_FLAG_JOURNAL_DEV_OK, 0,
fs->blocksize, io_ptr, &jfs);
if (retval)
bb_error_msg_and_die("can't journal device %s", journal_device);
if (!quiet)
printf("Adding journal to device %s: ", journal_device);
fflush(stdout);
retval = ext2fs_add_journal_device(fs, jfs);
if (retval)
bb_error_msg_and_die("\nFailed to add journal to device %s", journal_device);
if (!quiet)
puts("done");
ext2fs_close(jfs);
}
int main (int argc, char ** argv)
{
errcode_t retval;
ext2_filsys fs;
int print_badblocks = 0;
blk64_t use_superblock = 0;
int use_blocksize = 0;
int image_dump = 0;
int force = 0;
int flags;
int header_only = 0;
int c;
int grp_only = 0;
#ifdef ENABLE_NLS
setlocale(LC_MESSAGES, "");
setlocale(LC_CTYPE, "");
bindtextdomain(NLS_CAT_NAME, LOCALEDIR);
textdomain(NLS_CAT_NAME);
set_com_err_gettext(gettext);
#endif
add_error_table(&et_ext2_error_table);
fprintf (stderr, "dumpe2fs %s (%s)\n", E2FSPROGS_VERSION,
E2FSPROGS_DATE);
if (argc && *argv)
program_name = *argv;
while ((c = getopt(argc, argv, "bfghixVo:")) != EOF) {
switch (c) {
case 'b':
print_badblocks++;
break;
case 'f':
force++;
break;
case 'g':
grp_only++;
break;
case 'h':
header_only++;
break;
case 'i':
image_dump++;
break;
case 'o':
parse_extended_opts(optarg, &use_superblock,
&use_blocksize);
break;
case 'V':
/* Print version number and exit */
fprintf(stderr, _("\tUsing %s\n"),
error_message(EXT2_ET_BASE));
exit(0);
case 'x':
hex_format++;
break;
default:
usage();
}
}
if (optind != argc - 1) {
usage();
exit(1);
}
device_name = argv[optind++];
flags = EXT2_FLAG_JOURNAL_DEV_OK | EXT2_FLAG_SOFTSUPP_FEATURES | EXT2_FLAG_64BITS;
if (force)
flags |= EXT2_FLAG_FORCE;
if (image_dump)
flags |= EXT2_FLAG_IMAGE_FILE;
try_open_again:
if (use_superblock && !use_blocksize) {
for (use_blocksize = EXT2_MIN_BLOCK_SIZE;
use_blocksize <= EXT2_MAX_BLOCK_SIZE;
use_blocksize *= 2) {
retval = ext2fs_open (device_name, flags,
use_superblock,
use_blocksize, unix_io_manager,
&fs);
if (!retval)
break;
}
} else
retval = ext2fs_open (device_name, flags, use_superblock,
use_blocksize, unix_io_manager, &fs);
if (retval && !(flags & EXT2_FLAG_IGNORE_CSUM_ERRORS)) {
flags |= EXT2_FLAG_IGNORE_CSUM_ERRORS;
goto try_open_again;
}
if (!retval && (fs->flags & EXT2_FLAG_IGNORE_CSUM_ERRORS))
printf("%s", _("\n*** Checksum errors detected in filesystem! Run e2fsck now!\n\n"));
flags |= EXT2_FLAG_IGNORE_CSUM_ERRORS;
if (retval) {
com_err (program_name, retval, _("while trying to open %s"),
device_name);
printf("%s", _("Couldn't find valid filesystem superblock.\n"));
if (retval == EXT2_ET_BAD_MAGIC)
check_plausibility(device_name, CHECK_FS_EXIST, NULL);
exit (1);
}
fs->default_bitmap_type = EXT2FS_BMAP64_RBTREE;
if (fs->super->s_feature_incompat & EXT4_FEATURE_INCOMPAT_64BIT)
blocks64 = 1;
if (print_badblocks) {
list_bad_blocks(fs, 1);
} else {
if (grp_only)
goto just_descriptors;
list_super (fs->super);
if (fs->super->s_feature_incompat &
EXT3_FEATURE_INCOMPAT_JOURNAL_DEV) {
print_journal_information(fs);
ext2fs_close_free(&fs);
exit(0);
}
if ((fs->super->s_feature_compat &
EXT3_FEATURE_COMPAT_HAS_JOURNAL) &&
(fs->super->s_journal_inum != 0))
print_inline_journal_information(fs);
list_bad_blocks(fs, 0);
if (header_only) {
ext2fs_close_free(&fs);
exit (0);
}
fs->flags &= ~EXT2_FLAG_IGNORE_CSUM_ERRORS;
try_bitmaps_again:
retval = ext2fs_read_bitmaps (fs);
if (retval && !(fs->flags & EXT2_FLAG_IGNORE_CSUM_ERRORS)) {
fs->flags |= EXT2_FLAG_IGNORE_CSUM_ERRORS;
goto try_bitmaps_again;
}
if (!retval && (fs->flags & EXT2_FLAG_IGNORE_CSUM_ERRORS))
printf("%s", _("\n*** Checksum errors detected in bitmaps! Run e2fsck now!\n\n"));
just_descriptors:
list_desc(fs, grp_only);
if (retval) {
printf(_("\n%s: %s: error reading bitmaps: %s\n"),
program_name, device_name,
error_message(retval));
}
}
ext2fs_close_free(&fs);
remove_error_table(&et_ext2_error_table);
exit (0);
}
