* 94/02/27 - Ported to use the ext2fs library
*/
+#include "config.h"
#ifdef HAVE_GETOPT_H
#include <getopt.h>
#else
#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);
+ fprintf (stderr, _("Usage: %s [-bfhixV] [-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;
}
static void print_bg_opts(ext2_filsys fs, dgrp_t i)
{
- int first = 1, bg_flags;
+ int first = 1, bg_flags = 0;
- if (fs->super->s_feature_compat & EXT2_FEATURE_COMPAT_LAZY_BG)
- bg_flags = fs->group_desc[i].bg_flags;
- else
- bg_flags = 0;
+ if (fs->super->s_feature_ro_compat & EXT4_FEATURE_RO_COMPAT_GDT_CSUM)
+ bg_flags = ext2fs_bg_flags(fs, i);
- print_bg_opt(bg_flags, EXT2_BG_INODE_UNINIT, "Inode not init",
+ print_bg_opt(bg_flags, EXT2_BG_INODE_UNINIT, "INODE_UNINIT",
+ &first);
+ print_bg_opt(bg_flags, EXT2_BG_BLOCK_UNINIT, "BLOCK_UNINIT",
&first);
- print_bg_opt(bg_flags, EXT2_BG_BLOCK_UNINIT, "Block not init",
+ print_bg_opt(bg_flags, EXT2_BG_INODE_ZEROED, "ITABLE_ZEROED",
&first);
if (!first)
fputc(']', stdout);
fputc('\n', stdout);
}
+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 (fs->super->s_feature_incompat &
+ EXT4_FEATURE_INCOMPAT_FLEX_BG) {
+ 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)
{
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;
+ blk64_t blk_itr = EXT2FS_B2C(fs, fs->super->s_first_data_block);
+ ext2_ino_t ino_itr = 1;
+ errcode_t retval;
+
+ if (EXT2_HAS_RO_COMPAT_FEATURE(fs->super,
+ EXT4_FEATURE_RO_COMPAT_BIGALLOC))
+ units = _("clusters");
+
+ block_nbytes = EXT2_CLUSTERS_PER_GROUP(fs->super) / 8;
+ inode_nbytes = EXT2_INODES_PER_GROUP(fs->super) / 8;
if (fs->block_map)
- block_bitmap = fs->block_map->bitmap;
+ block_bitmap = malloc(block_nbytes);
if (fs->inode_map)
- inode_bitmap = fs->inode_map->bitmap;
+ inode_bitmap = malloc(inode_nbytes);
inode_blocks_per_group = ((fs->super->s_inodes_per_group *
EXT2_INODE_SIZE(fs->super)) +
else
old_desc_blocks = fs->desc_blocks;
for (i = 0; i < fs->group_desc_count; i++) {
- ext2fs_super_and_bgd_loc(fs, i, &super_blk,
- &old_desc_blk, &new_desc_blk, 0);
- if (i == fs->group_desc_count - 1)
- last_block = fs->super->s_blocks_count - 1;
- else
- last_block = first_block +
- fs->super->s_blocks_per_group - 1;
+ 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);
printf (_("Group %lu: (Blocks "), i);
print_range(first_block, last_block);
fputs(")", stdout);
print_bg_opts(fs, i);
+ if (fs->super->s_feature_ro_compat & EXT4_FEATURE_RO_COMPAT_GDT_CSUM) {
+ unsigned csum = ext2fs_bg_checksum(fs, i);
+ unsigned exp_csum = ext2fs_group_desc_csum(fs, i);
+
+ printf(_(" Checksum 0x%04x"), csum);
+ if (csum != exp_csum)
+ printf(_(" (EXPECTED 0x%04x)"), exp_csum);
+ printf(_(", unused inodes %u\n"),
+ ext2fs_bg_itable_unused(fs, i));
+ }
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 "));
- print_range(old_desc_blk,
+ 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 +
+ 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);
+ print_number(ext2fs_block_bitmap_loc(fs, i));
+ print_bg_rel_offset(fs, ext2fs_block_bitmap_loc(fs, i), 0,
+ first_block, last_block);
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_inode_bitmap_loc(fs, i));
+ print_bg_rel_offset(fs, ext2fs_inode_bitmap_loc(fs, i), 0,
+ first_block, last_block);
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 %d free blocks, %d free inodes, "
- "%d directories\n"),
- fs->group_desc[i].bg_free_blocks_count,
- fs->group_desc[i].bg_free_inodes_count,
- fs->group_desc[i].bg_used_dirs_count);
+ 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"),
+ 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"),
+ ext2fs_bg_itable_unused(fs, i));
if (block_bitmap) {
fputs(_(" Free blocks: "), stdout);
- print_free (i, block_bitmap,
- fs->super->s_blocks_per_group,
- fs->super->s_first_data_block);
+ retval = ext2fs_get_block_bitmap_range2(fs->block_map,
+ blk_itr, block_nbytes << 3, block_bitmap);
+ 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);
- block_bitmap += fs->super->s_blocks_per_group / 8;
+ blk_itr += fs->super->s_clusters_per_group;
}
if (inode_bitmap) {
fputs(_(" Free inodes: "), stdout);
- print_free (i, inode_bitmap,
- fs->super->s_inodes_per_group, 1);
+ retval = ext2fs_get_inode_bitmap_range2(fs->inode_map,
+ ino_itr, inode_nbytes << 3, inode_bitmap);
+ 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);
- inode_bitmap += fs->super->s_inodes_per_group / 8;
+ ino_itr += fs->super->s_inodes_per_group;
}
- first_block += fs->super->s_blocks_per_group;
}
+ if (block_bitmap)
+ free(block_bitmap);
+ if (inode_bitmap)
+ free(inode_bitmap);
}
static void list_bad_blocks(ext2_filsys fs, int dump)
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) {
- header = fmt = "%d\n";
+ header = fmt = "%u\n";
} else {
- header = _("Bad blocks: %d");
- fmt = ", %d";
+ header = _("Bad blocks: %u");
+ fmt = ", %u";
}
while (ext2fs_badblocks_list_iterate(bb_iter, &blk)) {
printf(header ? header : fmt, blk);
ext2fs_badblocks_list_iterate_end(bb_iter);
if (!dump)
fputc('\n', stdout);
+ ext2fs_badblocks_list_free(bb_list);
}
static void print_inline_journal_information(ext2_filsys fs)
{
+ journal_superblock_t *jsb;
struct ext2_inode inode;
+ ext2_file_t journal_file;
errcode_t retval;
ino_t ino = fs->super->s_journal_inum;
- int size;
-
+ char buf[1024];
+ __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, "%s",
+ _("while opening journal inode"));
+ exit(1);
+ }
+ retval = ext2fs_file_read(journal_file, buf, sizeof(buf), 0);
+ if (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, "%s",
+ _("Journal superblock magic number invalid!\n"));
+ exit(1);
+ }
+ 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++;
+ }
+ }
+ }
+ if (printed == 0)
+ printf(" (none)");
+ printf("\n");
fputs(_("Journal size: "), stdout);
- size = inode.i_blocks >> 1;
+ if ((fs->super->s_feature_ro_compat &
+ EXT4_FEATURE_RO_COMPAT_HUGE_FILE) &&
+ (inode.i_flags & EXT4_HUGE_FILE_FL))
+ size = inode.i_blocks / (fs->blocksize / 1024);
+ else
+ size = inode.i_blocks >> 1;
if (size < 8192)
printf("%uk\n", size);
else
printf("%uM\n", size >> 10);
+ printf(_("Journal length: %u\n"
+ "Journal sequence: 0x%08x\n"
+ "Journal start: %u\n"),
+ (unsigned int)ntohl(jsb->s_maxlen),
+ (unsigned int)ntohl(jsb->s_sequence),
+ (unsigned int)ntohl(jsb->s_start));
+ if (jsb->s_errno != 0)
+ printf(_("Journal errno: %d\n"),
+ (int) ntohl(jsb->s_errno));
}
static void print_journal_information(ext2_filsys fs)
journal_superblock_t *jsb;
/* Get the journal superblock */
- if ((retval = io_channel_read_blk(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);
}
}
}
+static void parse_extended_opts(const char *opts, blk64_t *superblock,
+ int *blocksize)
+{
+ char *buf, *token, *next, *p, *arg, *badopt = 0;
+ int len;
+ int do_usage = 0;
+
+ len = strlen(opts);
+ buf = malloc(len+1);
+ if (!buf) {
+ fprintf(stderr, "%s",
+ _("Couldn't allocate memory to parse options!\n"));
+ exit(1);
+ }
+ strcpy(buf, opts);
+ for (token = buf; token && *token; token = next) {
+ p = strchr(token, ',');
+ next = 0;
+ if (p) {
+ *p = 0;
+ next = p+1;
+ }
+ arg = strchr(token, '=');
+ if (arg) {
+ *arg = 0;
+ arg++;
+ }
+ if (strcmp(token, "superblock") == 0 ||
+ strcmp(token, "sb") == 0) {
+ if (!arg) {
+ do_usage++;
+ badopt = token;
+ continue;
+ }
+ *superblock = strtoul(arg, &p, 0);
+ if (*p) {
+ fprintf(stderr,
+ _("Invalid superblock parameter: %s\n"),
+ arg);
+ do_usage++;
+ continue;
+ }
+ } else if (strcmp(token, "blocksize") == 0 ||
+ strcmp(token, "bs") == 0) {
+ if (!arg) {
+ do_usage++;
+ badopt = token;
+ continue;
+ }
+ *blocksize = strtoul(arg, &p, 0);
+ if (*p) {
+ fprintf(stderr,
+ _("Invalid blocksize parameter: %s\n"),
+ arg);
+ do_usage++;
+ continue;
+ }
+ } else {
+ do_usage++;
+ badopt = token;
+ }
+ }
+ if (do_usage) {
+ fprintf(stderr, _("\nBad extended option(s) specified: %s\n\n"
+ "Extended options are separated by commas, "
+ "and may take an argument which\n"
+ "\tis set off by an equals ('=') sign.\n\n"
+ "Valid extended options are:\n"
+ "\tsuperblock=<superblock number>\n"
+ "\tblocksize=<blocksize>\n"),
+ badopt ? badopt : "");
+ free(buf);
+ exit(1);
+ }
+ free(buf);
+}
+
int main (int argc, char ** argv)
{
errcode_t retval;
ext2_filsys fs;
int print_badblocks = 0;
- int 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 big_endian;
int c;
#ifdef ENABLE_NLS
setlocale(LC_CTYPE, "");
bindtextdomain(NLS_CAT_NAME, LOCALEDIR);
textdomain(NLS_CAT_NAME);
+ set_com_err_gettext(gettext);
#endif
- initialize_ext2_error_table();
+ 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, "bfhixVo:")) != EOF) {
switch (c) {
case 'b':
image_dump++;
break;
case 'o':
- if (optarg[0] == 'b')
- use_superblock = atoi(optarg+1);
- else if (optarg[0] == 'B')
- use_blocksize = atoi(optarg+1);
- else
- usage();
+ parse_extended_opts(optarg, &use_superblock,
+ &use_blocksize);
break;
case 'V':
/* Print version number and exit */
usage();
}
}
- if (optind > argc - 1)
+ if (optind != argc - 1) {
usage();
+ exit(1);
+ }
device_name = argv[optind++];
- if (use_superblock && !use_blocksize)
- use_blocksize = 1024;
- flags = EXT2_FLAG_JOURNAL_DEV_OK;
+ 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;
-
- retval = ext2fs_open (device_name, flags, use_superblock,
- use_blocksize, unix_io_manager, &fs);
+
+ 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) {
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"));
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 {
- big_endian = ((fs->flags & EXT2_FLAG_SWAP_BYTES) != 0);
-#ifdef WORDS_BIGENDIAN
- big_endian = !big_endian;
-#endif
- if (big_endian)
- printf(_("Note: This is a byte-swapped filesystem\n"));
list_super (fs->super);
if (fs->super->s_feature_incompat &
EXT3_FEATURE_INCOMPAT_JOURNAL_DEV) {
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 ((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 (fs);
+ ext2fs_close_free(&fs);
exit (0);
}
retval = ext2fs_read_bitmaps (fs);
error_message(retval));
}
}
- ext2fs_close (fs);
+ ext2fs_close_free(&fs);
+ remove_error_table(&et_ext2_error_table);
exit (0);
}
git://git.whamcloud.com / tools / e2fsprogs.git / blobdiff