* 94/02/27 - Ported to use the ext2fs library
*/
+#include "config.h"
#ifdef HAVE_GETOPT_H
#include <getopt.h>
#else
#include "ext2fs/ext2fs.h"
#include "e2p/e2p.h"
-#include "jfs_user.h"
+#include "ext2fs/kernel-jbd.h"
#include <uuid/uuid.h>
+#include "support/nls-enable.h"
+#include "support/plausible.h"
#include "../version.h"
-#include "nls-enable.h"
#define in_use(m, x) (ext2fs_test_bit ((x), (m)))
-const char * program_name = "dumpe2fs";
-char * device_name = NULL;
-int hex_format = 0;
+static const char * program_name = "dumpe2fs";
+static char * device_name = NULL;
+static int hex_format = 0;
+static int blocks64 = 0;
static void usage(void)
{
- fprintf (stderr, _("Usage: %s [-bfhixV] [-ob superblock] "
- "[-oB blocksize] device\n"), program_name);
- exit (1);
+ fprintf(stderr, _("Usage: %s [-bfghixV] [-o superblock=<num>] "
+ "[-o blocksize=<num>] device\n"), program_name);
+ exit(1);
}
-static void print_number(unsigned long num)
+static void print_number(unsigned long long num)
{
- if (hex_format)
- printf("0x%04lx", num);
- else
- printf("%lu", num);
+ if (hex_format) {
+ if (blocks64)
+ printf("0x%08llx", num);
+ else
+ printf("0x%04llx", num);
+ } else
+ printf("%llu", num);
}
-static void print_range(unsigned long a, unsigned long b)
+static void print_range(unsigned long long a, unsigned long long b)
{
- if (hex_format)
- printf("0x%04lx-0x%04lx", a, b);
- else
- printf("%lu-%lu", a, b);
+ if (hex_format) {
+ if (blocks64)
+ printf("0x%08llx-0x%08llx", a, b);
+ else
+ printf("0x%04llx-0x%04llx", a, b);
+ } else
+ printf("%llu-%llu", a, b);
}
-static void print_free (unsigned long group, char * bitmap,
- unsigned long nbytes, unsigned long offset)
+static void print_free(unsigned long group, char * bitmap,
+ unsigned long num, unsigned long offset, int ratio)
{
int p = 0;
unsigned long i;
unsigned long j;
- offset += group * nbytes;
- for (i = 0; i < nbytes; i++)
+ offset /= ratio;
+ offset += group * num;
+ for (i = 0; i < num; i++)
if (!in_use (bitmap, i))
{
if (p)
printf (", ");
- print_number(i + offset);
- for (j = i; j < nbytes && !in_use (bitmap, j); j++)
+ print_number((i + offset) * ratio);
+ for (j = i; j < num && !in_use (bitmap, j); j++)
;
if (--j != i) {
fputc('-', stdout);
- print_number(j + offset);
+ print_number((j + offset) * ratio);
i = j;
}
p = 1;
{
int first = 1, bg_flags = 0;
- if (fs->super->s_feature_ro_compat & EXT4_FEATURE_RO_COMPAT_GDT_CSUM)
+ if (ext2fs_has_group_desc_csum(fs))
bg_flags = ext2fs_bg_flags(fs, i);
print_bg_opt(bg_flags, EXT2_BG_INODE_UNINIT, "INODE_UNINIT",
fputc('\n', stdout);
}
-static void list_desc (ext2_filsys fs)
+static void print_bg_rel_offset(ext2_filsys fs, blk64_t block, int itable,
+ blk64_t first_block, blk64_t last_block)
+{
+ if ((block >= first_block) && (block <= last_block)) {
+ if (itable && block == first_block)
+ return;
+ printf(" (+%u)", (unsigned)(block - first_block));
+ } else if (ext2fs_has_feature_flex_bg(fs->super)) {
+ dgrp_t flex_grp = ext2fs_group_of_blk2(fs, block);
+ printf(" (bg #%u + %u)", flex_grp,
+ (unsigned)(block-ext2fs_group_first_block2(fs,flex_grp)));
+ }
+}
+
+static void list_desc(ext2_filsys fs, int grp_only)
{
unsigned long i;
- long diff;
- blk_t first_block, last_block;
- blk_t super_blk, old_desc_blk, new_desc_blk;
+ blk64_t first_block, last_block;
+ blk64_t super_blk, old_desc_blk, new_desc_blk;
char *block_bitmap=NULL, *inode_bitmap=NULL;
+ const char *units = _("blocks");
int inode_blocks_per_group, old_desc_blocks, reserved_gdt;
int block_nbytes, inode_nbytes;
int has_super;
- blk_t blk_itr = fs->super->s_first_data_block;
+ blk64_t blk_itr = EXT2FS_B2C(fs, fs->super->s_first_data_block);
ext2_ino_t ino_itr = 1;
+ errcode_t retval;
- block_nbytes = EXT2_BLOCKS_PER_GROUP(fs->super) / 8;
+ if (ext2fs_has_feature_bigalloc(fs->super))
+ units = _("clusters");
+
+ block_nbytes = EXT2_CLUSTERS_PER_GROUP(fs->super) / 8;
inode_nbytes = EXT2_INODES_PER_GROUP(fs->super) / 8;
if (fs->block_map)
reserved_gdt = fs->super->s_reserved_gdt_blocks;
fputc('\n', stdout);
first_block = fs->super->s_first_data_block;
- if (fs->super->s_feature_incompat & EXT2_FEATURE_INCOMPAT_META_BG)
+ if (ext2fs_has_feature_meta_bg(fs->super))
old_desc_blocks = fs->super->s_first_meta_bg;
else
old_desc_blocks = fs->desc_blocks;
+ if (grp_only)
+ printf("group:block:super:gdt:bbitmap:ibitmap:itable\n");
for (i = 0; i < fs->group_desc_count; i++) {
- first_block = ext2fs_group_first_block(fs, i);
- last_block = ext2fs_group_last_block(fs, i);
-
- ext2fs_super_and_bgd_loc(fs, i, &super_blk,
- &old_desc_blk, &new_desc_blk, 0);
+ first_block = ext2fs_group_first_block2(fs, i);
+ last_block = ext2fs_group_last_block2(fs, i);
+
+ ext2fs_super_and_bgd_loc2(fs, i, &super_blk,
+ &old_desc_blk, &new_desc_blk, 0);
+
+ if (grp_only) {
+ printf("%lu:%llu:", i, first_block);
+ if (i == 0 || super_blk)
+ printf("%llu:", super_blk);
+ else
+ printf("-1:");
+ if (old_desc_blk) {
+ print_range(old_desc_blk,
+ old_desc_blk + old_desc_blocks - 1);
+ printf(":");
+ } else if (new_desc_blk)
+ printf("%llu:", new_desc_blk);
+ else
+ printf("-1:");
+ printf("%llu:%llu:%llu\n",
+ ext2fs_block_bitmap_loc(fs, i),
+ ext2fs_inode_bitmap_loc(fs, i),
+ ext2fs_inode_table_loc(fs, i));
+ continue;
+ }
- printf (_("Group %lu: (Blocks "), i);
+ printf(_("Group %lu: (Blocks "), i);
print_range(first_block, last_block);
fputs(")", stdout);
+ if (ext2fs_has_group_desc_csum(fs)) {
+ unsigned csum = ext2fs_bg_checksum(fs, i);
+ unsigned exp_csum = ext2fs_group_desc_csum(fs, i);
+
+ printf(_(" csum 0x%04x"), csum);
+ if (csum != exp_csum)
+ printf(_(" (EXPECTED 0x%04x)"), exp_csum);
+ }
print_bg_opts(fs, i);
- if (fs->super->s_feature_ro_compat & EXT4_FEATURE_RO_COMPAT_GDT_CSUM)
- printf(_(" Checksum 0x%04x, unused inodes %d\n"),
- fs->group_desc[i].bg_checksum,
- fs->group_desc[i].bg_itable_unused);
has_super = ((i==0) || super_blk);
if (has_super) {
printf (_(" %s superblock at "),
print_number(super_blk);
}
if (old_desc_blk) {
- printf(_(", Group descriptors at "));
+ printf("%s", _(", Group descriptors at "));
print_range(old_desc_blk,
old_desc_blk + old_desc_blocks - 1);
if (reserved_gdt) {
- printf(_("\n Reserved GDT blocks at "));
+ printf("%s", _("\n Reserved GDT blocks at "));
print_range(old_desc_blk + old_desc_blocks,
old_desc_blk + old_desc_blocks +
reserved_gdt - 1);
}
} else if (new_desc_blk) {
fputc(has_super ? ',' : ' ', stdout);
- printf(_(" Group descriptor at "));
+ printf("%s", _(" Group descriptor at "));
print_number(new_desc_blk);
has_super++;
}
if (has_super)
fputc('\n', stdout);
fputs(_(" Block bitmap at "), stdout);
- print_number(fs->group_desc[i].bg_block_bitmap);
- diff = fs->group_desc[i].bg_block_bitmap - first_block;
- if (diff >= 0)
- printf(" (+%ld)", diff);
- fputs(_(", Inode bitmap at "), stdout);
- print_number(fs->group_desc[i].bg_inode_bitmap);
- diff = fs->group_desc[i].bg_inode_bitmap - first_block;
- if (diff >= 0)
- printf(" (+%ld)", diff);
+ print_number(ext2fs_block_bitmap_loc(fs, i));
+ print_bg_rel_offset(fs, ext2fs_block_bitmap_loc(fs, i), 0,
+ first_block, last_block);
+ if (ext2fs_has_feature_metadata_csum(fs->super))
+ printf(_(", csum 0x%08x"),
+ ext2fs_block_bitmap_checksum(fs, i));
+ if (getenv("DUMPE2FS_IGNORE_80COL"))
+ fputs(_(","), stdout);
+ else
+ fputs(_("\n "), stdout);
+ fputs(_(" Inode bitmap at "), stdout);
+ print_number(ext2fs_inode_bitmap_loc(fs, i));
+ print_bg_rel_offset(fs, ext2fs_inode_bitmap_loc(fs, i), 0,
+ first_block, last_block);
+ if (ext2fs_has_feature_metadata_csum(fs->super))
+ printf(_(", csum 0x%08x"),
+ ext2fs_inode_bitmap_checksum(fs, i));
fputs(_("\n Inode table at "), stdout);
- print_range(fs->group_desc[i].bg_inode_table,
- fs->group_desc[i].bg_inode_table +
+ print_range(ext2fs_inode_table_loc(fs, i),
+ ext2fs_inode_table_loc(fs, i) +
inode_blocks_per_group - 1);
- diff = fs->group_desc[i].bg_inode_table - first_block;
- if (diff > 0)
- printf(" (+%ld)", diff);
- printf (_("\n %u free blocks, %u free inodes, "
+ print_bg_rel_offset(fs, ext2fs_inode_table_loc(fs, i), 1,
+ first_block, last_block);
+ printf (_("\n %u free %s, %u free inodes, "
"%u directories%s"),
- fs->group_desc[i].bg_free_blocks_count,
- fs->group_desc[i].bg_free_inodes_count,
- fs->group_desc[i].bg_used_dirs_count,
- fs->group_desc[i].bg_itable_unused ? "" : "\n");
- if (fs->group_desc[i].bg_itable_unused)
+ ext2fs_bg_free_blocks_count(fs, i), units,
+ ext2fs_bg_free_inodes_count(fs, i),
+ ext2fs_bg_used_dirs_count(fs, i),
+ ext2fs_bg_itable_unused(fs, i) ? "" : "\n");
+ if (ext2fs_bg_itable_unused(fs, i))
printf (_(", %u unused inodes\n"),
- fs->group_desc[i].bg_itable_unused);
+ ext2fs_bg_itable_unused(fs, i));
if (block_bitmap) {
fputs(_(" Free blocks: "), stdout);
- ext2fs_get_block_bitmap_range2(fs->block_map,
+ retval = ext2fs_get_block_bitmap_range2(fs->block_map,
blk_itr, block_nbytes << 3, block_bitmap);
- print_free (i, block_bitmap,
- fs->super->s_blocks_per_group,
- fs->super->s_first_data_block);
+ if (retval)
+ com_err("list_desc", retval,
+ "while reading block bitmap");
+ else
+ print_free(i, block_bitmap,
+ fs->super->s_clusters_per_group,
+ fs->super->s_first_data_block,
+ EXT2FS_CLUSTER_RATIO(fs));
fputc('\n', stdout);
- blk_itr += fs->super->s_blocks_per_group;
+ blk_itr += fs->super->s_clusters_per_group;
}
if (inode_bitmap) {
fputs(_(" Free inodes: "), stdout);
- ext2fs_get_inode_bitmap_range2(fs->inode_map,
+ retval = ext2fs_get_inode_bitmap_range2(fs->inode_map,
ino_itr, inode_nbytes << 3, inode_bitmap);
- print_free (i, inode_bitmap,
- fs->super->s_inodes_per_group, 1);
+ if (retval)
+ com_err("list_desc", retval,
+ "while reading inode bitmap");
+ else
+ print_free(i, inode_bitmap,
+ fs->super->s_inodes_per_group,
+ 1, 1);
fputc('\n', stdout);
ino_itr += fs->super->s_inodes_per_group;
}
retval = ext2fs_badblocks_list_iterate_begin(bb_list, &bb_iter);
if (retval) {
com_err("ext2fs_badblocks_list_iterate_begin", retval,
- _("while printing bad block list"));
+ "%s", _("while printing bad block list"));
return;
}
if (dump) {
ext2fs_badblocks_list_free(bb_list);
}
+static const char *journal_checksum_type_str(__u8 type)
+{
+ switch (type) {
+ case JBD2_CRC32C_CHKSUM:
+ return "crc32c";
+ default:
+ return "unknown";
+ }
+}
+
static void print_inline_journal_information(ext2_filsys fs)
{
journal_superblock_t *jsb;
__u32 *mask_ptr, mask, m;
int i, j, size, printed = 0;
+ if (fs->flags & EXT2_FLAG_IMAGE_FILE)
+ return;
retval = ext2fs_read_inode(fs, ino, &inode);
if (retval) {
- com_err(program_name, retval,
+ com_err(program_name, retval, "%s",
_("while reading journal inode"));
exit(1);
}
retval = ext2fs_file_open2(fs, ino, &inode, 0, &journal_file);
if (retval) {
- com_err(program_name, retval,
+ com_err(program_name, retval, "%s",
_("while opening journal inode"));
exit(1);
}
retval = ext2fs_file_read(journal_file, buf, sizeof(buf), 0);
if (retval) {
- com_err(program_name, retval,
+ com_err(program_name, retval, "%s",
_("while reading journal super block"));
exit(1);
}
ext2fs_file_close(journal_file);
jsb = (journal_superblock_t *) buf;
if (be32_to_cpu(jsb->s_header.h_magic) != JFS_MAGIC_NUMBER) {
- fprintf(stderr,
- "Journal superblock magic number invalid!\n");
+ fprintf(stderr, "%s",
+ _("Journal superblock magic number invalid!\n"));
exit(1);
}
- printf(_("Journal features: "));
+ printf("%s", _("Journal features: "));
for (i=0, mask_ptr=&jsb->s_feature_compat; i <3; i++,mask_ptr++) {
mask = be32_to_cpu(*mask_ptr);
for (j=0,m=1; j < 32; j++, m<<=1) {
printf(" (none)");
printf("\n");
fputs(_("Journal size: "), stdout);
- if ((fs->super->s_feature_ro_compat &
- EXT4_FEATURE_RO_COMPAT_HUGE_FILE) &&
+ if (ext2fs_has_feature_huge_file(fs->super) &&
(inode.i_flags & EXT4_HUGE_FILE_FL))
size = inode.i_blocks / (fs->blocksize / 1024);
else
(unsigned int)ntohl(jsb->s_maxlen),
(unsigned int)ntohl(jsb->s_sequence),
(unsigned int)ntohl(jsb->s_start));
+ if (jsb->s_feature_compat &
+ ext2fs_cpu_to_be32(JFS_FEATURE_COMPAT_CHECKSUM))
+ printf("%s", _("Journal checksum type: crc32\n"));
+ if ((jsb->s_feature_incompat &
+ ext2fs_cpu_to_be32(JFS_FEATURE_INCOMPAT_CSUM_V3)) ||
+ (jsb->s_feature_incompat &
+ ext2fs_cpu_to_be32(JFS_FEATURE_INCOMPAT_CSUM_V2)))
+ printf(_("Journal checksum type: %s\n"
+ "Journal checksum: 0x%08x\n"),
+ journal_checksum_type_str(jsb->s_checksum_type),
+ ext2fs_be32_to_cpu(jsb->s_checksum));
+ if (jsb->s_errno != 0)
+ printf(_("Journal errno: %d\n"),
+ (int) ntohl(jsb->s_errno));
}
static void print_journal_information(ext2_filsys fs)
errcode_t retval;
char buf[1024];
char str[80];
- unsigned int i;
+ unsigned int i, j, printed = 0;
journal_superblock_t *jsb;
+ __u32 *mask_ptr, mask, m;
/* Get the journal superblock */
- if ((retval = io_channel_read_blk64(fs->io, fs->super->s_first_data_block+1, -1024, buf))) {
- com_err(program_name, retval,
+ if ((retval = io_channel_read_blk64(fs->io,
+ fs->super->s_first_data_block + 1,
+ -1024, buf))) {
+ com_err(program_name, retval, "%s",
_("while reading journal superblock"));
exit(1);
}
if ((jsb->s_header.h_magic != (unsigned) ntohl(JFS_MAGIC_NUMBER)) ||
(jsb->s_header.h_blocktype !=
(unsigned) ntohl(JFS_SUPERBLOCK_V2))) {
- com_err(program_name, 0,
+ com_err(program_name, 0, "%s",
_("Couldn't find journal superblock magic numbers"));
exit(1);
}
+ if (jsb->s_feature_compat &
+ ext2fs_cpu_to_be32(JFS_FEATURE_COMPAT_CHECKSUM))
+ printf("%s", _("Journal checksum type: crc32\n"));
+ if ((jsb->s_feature_incompat &
+ ext2fs_cpu_to_be32(JFS_FEATURE_INCOMPAT_CSUM_V3)) ||
+ (jsb->s_feature_incompat &
+ ext2fs_cpu_to_be32(JFS_FEATURE_INCOMPAT_CSUM_V2)))
+ printf(_("Journal checksum type: %s\n"
+ "Journal checksum: 0x%08x\n"),
+ journal_checksum_type_str(jsb->s_checksum_type),
+ ext2fs_be32_to_cpu(jsb->s_checksum));
+
+ printf("%s", _("Journal features: "));
+ for (i = 0, mask_ptr = &jsb->s_feature_compat; i < 3; i++, mask_ptr++) {
+ mask = be32_to_cpu(*mask_ptr);
+ for (j = 0, m = 1; j < 32; j++, m <<= 1) {
+ if (mask & m) {
+ printf(" %s", e2p_jrnl_feature2string(i, m));
+ printed++;
+ }
+ }
+ }
+
printf(_("\nJournal block size: %u\n"
"Journal length: %u\n"
"Journal first block: %u\n"
}
}
-static void parse_extended_opts(const char *opts, blk_t *superblock,
+static void parse_extended_opts(const char *opts, blk64_t *superblock,
int *blocksize)
{
char *buf, *token, *next, *p, *arg, *badopt = 0;
len = strlen(opts);
buf = malloc(len+1);
if (!buf) {
- fprintf(stderr,
+ fprintf(stderr, "%s",
_("Couldn't allocate memory to parse options!\n"));
exit(1);
}
errcode_t retval;
ext2_filsys fs;
int print_badblocks = 0;
- blk_t use_superblock = 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,
if (argc && *argv)
program_name = *argv;
- while ((c = getopt (argc, argv, "bfhixVo:")) != EOF) {
+ while ((c = getopt(argc, argv, "bfghixVo:")) != EOF) {
switch (c) {
case 'b':
print_badblocks++;
case 'f':
force++;
break;
+ case 'g':
+ grp_only++;
+ break;
case 'h':
header_only++;
break;
usage();
}
}
- if (optind > argc - 1)
+ if (optind != argc - 1) {
usage();
+ exit(1);
+ }
device_name = argv[optind++];
- flags = EXT2_FLAG_JOURNAL_DEV_OK | EXT2_FLAG_SOFTSUPP_FEATURES;
+ 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;
} 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 (_("Couldn't find valid filesystem superblock.\n"));
+ 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 (ext2fs_has_feature_64bit(fs->super))
+ 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) {
+ if (ext2fs_has_feature_journal_dev(fs->super)) {
print_journal_information(fs);
- ext2fs_close(fs);
+ ext2fs_close_free(&fs);
exit(0);
}
- if ((fs->super->s_feature_compat &
- EXT3_FEATURE_COMPAT_HAS_JOURNAL) &&
+ if (ext2fs_has_feature_journal(fs->super) &&
(fs->super->s_journal_inum != 0))
print_inline_journal_information(fs);
list_bad_blocks(fs, 0);
if (header_only) {
- ext2fs_close (fs);
+ ext2fs_close_free(&fs);
exit (0);
}
+ fs->flags &= ~EXT2_FLAG_IGNORE_CSUM_ERRORS;
+try_bitmaps_again:
retval = ext2fs_read_bitmaps (fs);
- list_desc (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 (fs);
+ ext2fs_close_free(&fs);
remove_error_table(&et_ext2_error_table);
exit (0);
}