*
* Copyright (C) 1993 Theodore Ts'o. This file may be redistributed
* under the terms of the GNU Public License.
- *
+ *
* Modifications by Robert Sanders <gt8134b@prism.gatech.edu>
*/
+#include "config.h"
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#include <ctype.h>
#include <string.h>
#include <time.h>
+#include <libgen.h>
#ifdef HAVE_GETOPT_H
#include <getopt.h>
-#else
+#else
extern int optind;
extern char *optarg;
#endif
-#ifdef HAVE_OPTRESET
-extern int optreset; /* defined by BSD, but not others */
-#endif
#ifdef HAVE_ERRNO_H
#include <errno.h>
#endif
#include <fcntl.h>
-#include <sys/types.h>
-#include <sys/stat.h>
+#ifdef HAVE_SYS_SYSMACROS_H
+#include <sys/sysmacros.h>
+#endif
-#include "et/com_err.h"
-#include "ss/ss.h"
#include "debugfs.h"
#include "uuid/uuid.h"
#include "e2p/e2p.h"
+#include <ext2fs/ext2_ext_attr.h>
+
#include "../version.h"
+#include "jfs_user.h"
+#include "support/plausible.h"
+
+#ifndef BUFSIZ
+#define BUFSIZ 8192
+#endif
+
+#ifdef CONFIG_JBD_DEBUG /* Enabled by configure --enable-jbd-debug */
+int journal_enable_debug = -1;
+#endif
+
+ss_request_table *extra_cmds;
+const char *debug_prog_name;
+int sci_idx;
+
+ext2_filsys current_fs;
+quota_ctx_t current_qctx;
+ext2_ino_t root, cwd;
+
+static int debugfs_setup_tdb(const char *device_name, char *undo_file,
+ io_manager *io_ptr)
+{
+ errcode_t retval = ENOMEM;
+ char *tdb_dir = NULL, *tdb_file = NULL;
+ char *dev_name, *tmp_name;
+
+ /* (re)open a specific undo file */
+ if (undo_file && undo_file[0] != 0) {
+ retval = set_undo_io_backing_manager(*io_ptr);
+ if (retval)
+ goto err;
+ *io_ptr = undo_io_manager;
+ retval = set_undo_io_backup_file(undo_file);
+ if (retval)
+ goto err;
+ printf("Overwriting existing filesystem; this can be undone "
+ "using the command:\n"
+ " e2undo %s %s\n\n",
+ undo_file, device_name);
+ return retval;
+ }
+
+ /*
+ * Configuration via a conf file would be
+ * nice
+ */
+ tdb_dir = ss_safe_getenv("E2FSPROGS_UNDO_DIR");
+ if (!tdb_dir)
+ tdb_dir = "/var/lib/e2fsprogs";
+
+ if (!strcmp(tdb_dir, "none") || (tdb_dir[0] == 0) ||
+ access(tdb_dir, W_OK))
+ return 0;
+
+ tmp_name = strdup(device_name);
+ if (!tmp_name)
+ goto errout;
+ dev_name = basename(tmp_name);
+ tdb_file = malloc(strlen(tdb_dir) + 9 + strlen(dev_name) + 7 + 1);
+ if (!tdb_file) {
+ free(tmp_name);
+ goto errout;
+ }
+ sprintf(tdb_file, "%s/debugfs-%s.e2undo", tdb_dir, dev_name);
+ free(tmp_name);
-extern ss_request_table debug_cmds;
+ if ((unlink(tdb_file) < 0) && (errno != ENOENT)) {
+ retval = errno;
+ com_err("debugfs", retval,
+ "while trying to delete %s", tdb_file);
+ goto errout;
+ }
+
+ retval = set_undo_io_backing_manager(*io_ptr);
+ if (retval)
+ goto errout;
+ *io_ptr = undo_io_manager;
+ retval = set_undo_io_backup_file(tdb_file);
+ if (retval)
+ goto errout;
+ printf("Overwriting existing filesystem; this can be undone "
+ "using the command:\n"
+ " e2undo %s %s\n\n", tdb_file, device_name);
-ext2_filsys current_fs = NULL;
-ino_t root, cwd;
+ free(tdb_file);
+ return 0;
+errout:
+ free(tdb_file);
+err:
+ com_err("debugfs", retval, "while trying to setup undo file\n");
+ return retval;
+}
-static void open_filesystem(char *device, int open_flags, blk_t superblock,
- blk_t blocksize, int catastrophic)
+static void open_filesystem(char *device, int open_flags, blk64_t superblock,
+ blk64_t blocksize, int catastrophic,
+ char *data_filename, char *undo_file)
{
int retval;
+ io_channel data_io = 0;
+ io_manager io_ptr = unix_io_manager;
if (superblock != 0 && blocksize == 0) {
com_err(device, 0, "if you specify the superblock, you must also specify the block size");
return;
}
+ if (data_filename) {
+ if ((open_flags & EXT2_FLAG_IMAGE_FILE) == 0) {
+ com_err(device, 0,
+ "The -d option is only valid when reading an e2image file");
+ current_fs = NULL;
+ return;
+ }
+ retval = unix_io_manager->open(data_filename, 0, &data_io);
+ if (retval) {
+ com_err(data_filename, 0, "while opening data source");
+ current_fs = NULL;
+ return;
+ }
+ }
+
if (catastrophic && (open_flags & EXT2_FLAG_RW)) {
com_err(device, 0,
"opening read-only because of catastrophic mode");
open_flags &= ~EXT2_FLAG_RW;
}
-
+ if (catastrophic)
+ open_flags |= EXT2_FLAG_SKIP_MMP;
+
+ if (undo_file) {
+ retval = debugfs_setup_tdb(device, undo_file, &io_ptr);
+ if (retval)
+ exit(1);
+ }
+
+try_open_again:
retval = ext2fs_open(device, open_flags, superblock, blocksize,
- unix_io_manager, ¤t_fs);
+ io_ptr, ¤t_fs);
+ if (retval && !(open_flags & EXT2_FLAG_IGNORE_CSUM_ERRORS)) {
+ open_flags |= EXT2_FLAG_IGNORE_CSUM_ERRORS;
+ printf("Checksum errors in superblock! Retrying...\n");
+ goto try_open_again;
+ }
if (retval) {
com_err(device, retval, "while opening filesystem");
+ if (retval == EXT2_ET_BAD_MAGIC)
+ check_plausibility(device, CHECK_FS_EXIST, NULL);
current_fs = NULL;
return;
}
+ current_fs->default_bitmap_type = EXT2FS_BMAP64_RBTREE;
if (catastrophic)
com_err(device, 0, "catastrophic mode - not reading inode or group bitmaps");
goto errout;
}
}
+
+ if (data_io) {
+ retval = ext2fs_set_data_io(current_fs, data_io);
+ if (retval) {
+ com_err(device, retval,
+ "while setting data source");
+ goto errout;
+ }
+ }
+
root = cwd = EXT2_ROOT_INO;
return;
errout:
- retval = ext2fs_close(current_fs);
+ retval = ext2fs_close_free(¤t_fs);
if (retval)
com_err(device, retval, "while trying to close filesystem");
- current_fs = NULL;
}
void do_open_filesys(int argc, char **argv)
{
- const char *usage = "Usage: open [-s superblock] [-b blocksize] [-c] [-w] <device>";
- int c;
+ int c, err;
int catastrophic = 0;
- blk_t superblock = 0;
- blk_t blocksize = 0;
- char *tmp;
- int open_flags = 0;
-
- optind = 0;
-#ifdef HAVE_OPTRESET
- optreset = 1; /* Makes BSD getopt happy */
-#endif
- while ((c = getopt (argc, argv, "wfcb:s:")) != EOF) {
+ blk64_t superblock = 0;
+ blk64_t blocksize = 0;
+ int open_flags = EXT2_FLAG_SOFTSUPP_FEATURES | EXT2_FLAG_64BITS;
+ char *data_filename = 0;
+ char *undo_file = NULL;
+
+ reset_getopt();
+ while ((c = getopt(argc, argv, "iwfecb:s:d:Dz:")) != EOF) {
switch (c) {
+ case 'i':
+ open_flags |= EXT2_FLAG_IMAGE_FILE;
+ break;
case 'w':
+#ifdef READ_ONLY
+ goto print_usage;
+#else
open_flags |= EXT2_FLAG_RW;
+#endif /* READ_ONLY */
break;
case 'f':
open_flags |= EXT2_FLAG_FORCE;
break;
+ case 'e':
+ open_flags |= EXT2_FLAG_EXCLUSIVE;
+ break;
case 'c':
catastrophic = 1;
break;
+ case 'd':
+ data_filename = optarg;
+ break;
+ case 'D':
+ open_flags |= EXT2_FLAG_DIRECT_IO;
+ break;
case 'b':
- blocksize = strtoul(optarg, &tmp, 0);
- if (*tmp) {
- com_err(argv[0], 0,
- "Bad block size - %s", optarg);
+ blocksize = parse_ulong(optarg, argv[0],
+ "block size", &err);
+ if (err)
return;
- }
break;
case 's':
- superblock = strtoul(optarg, &tmp, 0);
- if (*tmp) {
- com_err(argv[0], 0,
- "Bad superblock number - %s", optarg);
+ err = strtoblk(argv[0], optarg,
+ "superblock block number", &superblock);
+ if (err)
return;
- }
+ break;
+ case 'z':
+ undo_file = optarg;
break;
default:
- com_err(argv[0], 0, usage);
- return;
+ goto print_usage;
}
}
if (optind != argc-1) {
- com_err(argv[0], 0, usage);
- return;
+ goto print_usage;
}
if (check_fs_not_open(argv[0]))
return;
open_filesystem(argv[optind], open_flags,
- superblock, blocksize, catastrophic);
+ superblock, blocksize, catastrophic,
+ data_filename, undo_file);
+ return;
+
+print_usage:
+ fprintf(stderr, "%s: Usage: open [-s superblock] [-b blocksize] "
+ "[-d image_filename] [-z undo_file] [-c] [-i] [-f] [-e] [-D] "
+#ifndef READ_ONLY
+ "[-w] "
+#endif
+ "<device>\n", argv[0]);
}
void do_lcd(int argc, char **argv)
{
- const char *usage = "Usage: lcd <native dir>";
-
if (argc != 2) {
- com_err(argv[0], 0, usage);
+ com_err(argv[0], 0, "Usage: %s %s", argv[0], "<native dir>");
return;
}
static void close_filesystem(NOARGS)
{
int retval;
-
+
if (current_fs->flags & EXT2_FLAG_IB_DIRTY) {
retval = ext2fs_write_inode_bitmap(current_fs);
if (retval)
- com_err("ext2fs_write_inode_bitmap", retval, "");
+ com_err("ext2fs_write_inode_bitmap", retval, 0);
}
if (current_fs->flags & EXT2_FLAG_BB_DIRTY) {
retval = ext2fs_write_block_bitmap(current_fs);
if (retval)
- com_err("ext2fs_write_block_bitmap", retval, "");
+ com_err("ext2fs_write_block_bitmap", retval, 0);
}
- retval = ext2fs_close(current_fs);
+ if (current_qctx)
+ quota_release_context(¤t_qctx);
+ retval = ext2fs_close_free(¤t_fs);
if (retval)
- com_err("ext2fs_close", retval, "");
- current_fs = NULL;
+ com_err("ext2fs_close", retval, 0);
return;
}
void do_close_filesys(int argc, char **argv)
{
- if (argc > 1) {
- com_err(argv[0], 0, "Usage: close_filesys");
+ int c;
+
+ if (check_fs_open(argv[0]))
return;
+
+ reset_getopt();
+ while ((c = getopt (argc, argv, "a")) != EOF) {
+ switch (c) {
+ case 'a':
+ current_fs->flags &= ~EXT2_FLAG_MASTER_SB_ONLY;
+ break;
+ default:
+ goto print_usage;
+ }
}
- if (check_fs_open(argv[0]))
+
+ if (argc > optind) {
+ print_usage:
+ com_err(0, 0, "Usage: close_filesys [-a]");
return;
+ }
+
close_filesystem();
}
+#ifndef READ_ONLY
void do_init_filesys(int argc, char **argv)
{
- const char *usage = "Usage: initialize <device> <blocksize>";
struct ext2_super_block param;
errcode_t retval;
- char *tmp;
-
- if (argc != 3) {
- com_err(argv[0], 0, usage);
- return;
- }
- if (check_fs_not_open(argv[0]))
+ int err;
+ blk64_t blocks;
+
+ if (common_args_process(argc, argv, 3, 3, "initialize",
+ "<device> <blocks>", CHECK_FS_NOTOPEN))
return;
memset(¶m, 0, sizeof(struct ext2_super_block));
- param.s_blocks_count = strtoul(argv[2], &tmp, 0);
- if (*tmp) {
- com_err(argv[0], 0, "Bad blocks count - %s", argv[2]);
+ err = strtoblk(argv[0], argv[2], "blocks count", &blocks);
+ if (err)
return;
- }
+ ext2fs_blocks_count_set(¶m, blocks);
retval = ext2fs_initialize(argv[1], 0, ¶m,
unix_io_manager, ¤t_fs);
if (retval) {
return;
}
-static void print_features(struct ext2fs_sb * s, FILE *f)
+static void print_features(struct ext2_super_block * s, FILE *f)
{
-#ifdef EXT2_DYNAMIC_REV
int i, j, printed=0;
-__u32 *mask = &s->s_feature_compat, m;
+ __u32 *mask = &s->s_feature_compat, m;
- printf ("Filesystem features:");
+ fputs("Filesystem features:", f);
for (i=0; i <3; i++,mask++) {
for (j=0,m=1; j < 32; j++, m<<=1) {
if (*mask & m) {
}
}
if (printed == 0)
- printf("(none)");
- printf("\n");
-#endif
+ fputs("(none)", f);
+ fputs("\n", f);
+}
+#endif /* READ_ONLY */
+
+static void print_bg_opts(ext2_filsys fs, dgrp_t group, int mask,
+ const char *str, int *first, FILE *f)
+{
+ if (ext2fs_bg_flags_test(fs, group, mask)) {
+ if (*first) {
+ fputs(" [", f);
+ *first = 0;
+ } else
+ fputs(", ", f);
+ fputs(str, f);
+ }
}
void do_show_super_stats(int argc, char *argv[])
{
- int i;
+ const char *units ="block";
+ dgrp_t i;
FILE *out;
- struct ext2fs_sb *sb;
- struct ext2_group_desc *gdp;
int c, header_only = 0;
- char buf[80];
- const char *none = "(none)";
- const char *usage = "Usage: show_super [-h]";
+ int numdirs = 0, first, gdt_csum;
- optind = 0;
-#ifdef HAVE_OPTRESET
- optreset = 1; /* Makes BSD getopt happy */
-#endif
+ reset_getopt();
while ((c = getopt (argc, argv, "h")) != EOF) {
switch (c) {
case 'h':
header_only++;
break;
default:
- com_err(argv[0], 0, usage);
- return;
+ goto print_usage;
}
}
if (optind != argc) {
- com_err(argv[0], 0, usage);
- return;
+ goto print_usage;
}
if (check_fs_open(argv[0]))
return;
out = open_pager();
+ if (ext2fs_has_feature_bigalloc(current_fs->super))
+ units = "cluster";
+
list_super2(current_fs->super, out);
+ if (ext2fs_has_feature_metadata_csum(current_fs->super) &&
+ !ext2fs_superblock_csum_verify(current_fs,
+ current_fs->super)) {
+ __u32 orig_csum = current_fs->super->s_checksum;
+
+ ext2fs_superblock_csum_set(current_fs,
+ current_fs->super);
+ fprintf(out, "Expected Checksum: 0x%08x\n",
+ current_fs->super->s_checksum);
+ current_fs->super->s_checksum = orig_csum;
+ }
+ for (i=0; i < current_fs->group_desc_count; i++)
+ numdirs += ext2fs_bg_used_dirs_count(current_fs, i);
+ fprintf(out, "Directories: %d\n", numdirs);
if (header_only) {
close_pager(out);
return;
}
-
- gdp = ¤t_fs->group_desc[0];
- for (i = 0; i < current_fs->group_desc_count; i++, gdp++)
- fprintf(out, " Group %2d: block bitmap at %d, "
- "inode bitmap at %d, "
- "inode table at %d\n"
- " %d free block%s, "
- "%d free inode%s, "
- "%d used director%s\n",
- i, gdp->bg_block_bitmap,
- gdp->bg_inode_bitmap, gdp->bg_inode_table,
- gdp->bg_free_blocks_count,
- gdp->bg_free_blocks_count != 1 ? "s" : "",
- gdp->bg_free_inodes_count,
- gdp->bg_free_inodes_count != 1 ? "s" : "",
- gdp->bg_used_dirs_count,
- gdp->bg_used_dirs_count != 1 ? "ies" : "y");
+
+ gdt_csum = ext2fs_has_group_desc_csum(current_fs);
+ for (i = 0; i < current_fs->group_desc_count; i++) {
+ fprintf(out, " Group %2d: block bitmap at %llu, "
+ "inode bitmap at %llu, "
+ "inode table at %llu\n"
+ " %u free %s%s, "
+ "%u free %s, "
+ "%u used %s%s",
+ i, ext2fs_block_bitmap_loc(current_fs, i),
+ ext2fs_inode_bitmap_loc(current_fs, i),
+ ext2fs_inode_table_loc(current_fs, i),
+ ext2fs_bg_free_blocks_count(current_fs, i), units,
+ ext2fs_bg_free_blocks_count(current_fs, i) != 1 ?
+ "s" : "",
+ ext2fs_bg_free_inodes_count(current_fs, i),
+ ext2fs_bg_free_inodes_count(current_fs, i) != 1 ?
+ "inodes" : "inode",
+ ext2fs_bg_used_dirs_count(current_fs, i),
+ ext2fs_bg_used_dirs_count(current_fs, i) != 1 ? "directories"
+ : "directory", gdt_csum ? ", " : "\n");
+ if (gdt_csum)
+ fprintf(out, "%u unused %s\n",
+ ext2fs_bg_itable_unused(current_fs, i),
+ ext2fs_bg_itable_unused(current_fs, i) != 1 ?
+ "inodes" : "inode");
+ first = 1;
+ print_bg_opts(current_fs, i, EXT2_BG_INODE_UNINIT, "Inode not init",
+ &first, out);
+ print_bg_opts(current_fs, i, EXT2_BG_BLOCK_UNINIT, "Block not init",
+ &first, out);
+ if (gdt_csum) {
+ fprintf(out, "%sChecksum 0x%04x",
+ first ? " [":", ", ext2fs_bg_checksum(current_fs, i));
+ first = 0;
+ }
+ if (!first)
+ fputs("]\n", out);
+ }
close_pager(out);
+ return;
+print_usage:
+ fprintf(stderr, "%s: Usage: show_super_stats [-h]\n", argv[0]);
}
-void do_dirty_filesys(int argc, char **argv)
+#ifndef READ_ONLY
+void do_dirty_filesys(int argc EXT2FS_ATTR((unused)),
+ char **argv EXT2FS_ATTR((unused)))
{
if (check_fs_open(argv[0]))
return;
current_fs->super->s_state &= ~EXT2_VALID_FS;
ext2fs_mark_super_dirty(current_fs);
}
+#endif /* READ_ONLY */
struct list_blocks_struct {
- FILE *f;
- int total;
- blk_t first_block, last_block;
- int first_bcnt, last_bcnt;
- int first;
+ FILE *f;
+ e2_blkcnt_t total;
+ blk64_t first_block, last_block;
+ e2_blkcnt_t first_bcnt, last_bcnt;
+ e2_blkcnt_t first;
};
static void finish_range(struct list_blocks_struct *lb)
else
fprintf(lb->f, ", ");
if (lb->first_block == lb->last_block)
- fprintf(lb->f, "(%d):%d", lb->first_bcnt, lb->first_block);
+ fprintf(lb->f, "(%lld):%llu",
+ (long long)lb->first_bcnt, lb->first_block);
else
- fprintf(lb->f, "(%d-%d):%d-%d", lb->first_bcnt,
- lb->last_bcnt, lb->first_block, lb->last_block);
+ fprintf(lb->f, "(%lld-%lld):%llu-%llu",
+ (long long)lb->first_bcnt, (long long)lb->last_bcnt,
+ lb->first_block, lb->last_block);
lb->first_block = 0;
}
-static int list_blocks_proc(ext2_filsys fs, blk_t *blocknr, int blockcnt,
+static int list_blocks_proc(ext2_filsys fs EXT2FS_ATTR((unused)),
+ blk64_t *blocknr, e2_blkcnt_t blockcnt,
+ blk64_t ref_block EXT2FS_ATTR((unused)),
+ int ref_offset EXT2FS_ATTR((unused)),
void *private)
{
struct list_blocks_struct *lb = (struct list_blocks_struct *) private;
else
fprintf(lb->f, ", ");
if (blockcnt == -1)
- fprintf(lb->f, "(IND):%d", *blocknr);
+ fprintf(lb->f, "(IND):%llu", (unsigned long long) *blocknr);
else if (blockcnt == -2)
- fprintf(lb->f, "(DIND):%d", *blocknr);
+ fprintf(lb->f, "(DIND):%llu", (unsigned long long) *blocknr);
else if (blockcnt == -3)
- fprintf(lb->f, "(TIND):%d", *blocknr);
+ fprintf(lb->f, "(TIND):%llu", (unsigned long long) *blocknr);
return 0;
}
+static void internal_dump_inode_extra(FILE *out,
+ const char *prefix EXT2FS_ATTR((unused)),
+ ext2_ino_t inode_num EXT2FS_ATTR((unused)),
+ struct ext2_inode_large *inode)
+{
+ fprintf(out, "Size of extra inode fields: %u\n", inode->i_extra_isize);
+ if (inode->i_extra_isize > EXT2_INODE_SIZE(current_fs->super) -
+ EXT2_GOOD_OLD_INODE_SIZE) {
+ fprintf(stderr, "invalid inode->i_extra_isize (%u)\n",
+ inode->i_extra_isize);
+ return;
+ }
+}
-static void dump_blocks(FILE *f, ino_t inode)
+static void dump_blocks(FILE *f, const char *prefix, ext2_ino_t inode)
{
struct list_blocks_struct lb;
- fprintf(f, "BLOCKS:\n");
+ fprintf(f, "%sBLOCKS:\n%s", prefix, prefix);
lb.total = 0;
lb.first_block = 0;
lb.f = f;
lb.first = 1;
- ext2fs_block_iterate(current_fs, inode, 0, NULL,
- list_blocks_proc, (void *)&lb);
+ ext2fs_block_iterate3(current_fs, inode, BLOCK_FLAG_READ_ONLY, NULL,
+ list_blocks_proc, (void *)&lb);
finish_range(&lb);
if (lb.total)
- fprintf(f, "\nTOTAL: %d\n", lb.total);
+ fprintf(f, "\n%sTOTAL: %lld\n", prefix, (long long)lb.total);
fprintf(f,"\n");
}
+static int int_log10(unsigned long long arg)
+{
+ int l = 0;
+
+ arg = arg / 10;
+ while (arg) {
+ l++;
+ arg = arg / 10;
+ }
+ return l;
+}
+
+#define DUMP_LEAF_EXTENTS 0x01
+#define DUMP_NODE_EXTENTS 0x02
+#define DUMP_EXTENT_TABLE 0x04
+
+static void dump_extents(FILE *f, const char *prefix, ext2_ino_t ino,
+ int flags, int logical_width, int physical_width)
+{
+ ext2_extent_handle_t handle;
+ struct ext2fs_extent extent;
+ struct ext2_extent_info info;
+ int op = EXT2_EXTENT_ROOT;
+ unsigned int printed = 0;
+ errcode_t errcode;
+
+ errcode = ext2fs_extent_open(current_fs, ino, &handle);
+ if (errcode)
+ return;
+
+ if (flags & DUMP_EXTENT_TABLE)
+ fprintf(f, "Level Entries %*s %*s Length Flags\n",
+ (logical_width*2)+3, "Logical",
+ (physical_width*2)+3, "Physical");
+ else
+ fprintf(f, "%sEXTENTS:\n%s", prefix, prefix);
+
+ while (1) {
+ errcode = ext2fs_extent_get(handle, op, &extent);
+
+ if (errcode)
+ break;
+
+ op = EXT2_EXTENT_NEXT;
+
+ if (extent.e_flags & EXT2_EXTENT_FLAGS_SECOND_VISIT)
+ continue;
+
+ if (extent.e_flags & EXT2_EXTENT_FLAGS_LEAF) {
+ if ((flags & DUMP_LEAF_EXTENTS) == 0)
+ continue;
+ } else {
+ if ((flags & DUMP_NODE_EXTENTS) == 0)
+ continue;
+ }
+
+ errcode = ext2fs_extent_get_info(handle, &info);
+ if (errcode)
+ continue;
+
+ if (!(extent.e_flags & EXT2_EXTENT_FLAGS_LEAF)) {
+ if (extent.e_flags & EXT2_EXTENT_FLAGS_SECOND_VISIT)
+ continue;
+
+ if (flags & DUMP_EXTENT_TABLE) {
+ fprintf(f, "%2d/%2d %3d/%3d %*llu - %*llu "
+ "%*llu%*s %6u\n",
+ info.curr_level, info.max_depth,
+ info.curr_entry, info.num_entries,
+ logical_width,
+ extent.e_lblk,
+ logical_width,
+ extent.e_lblk + (extent.e_len - 1),
+ physical_width,
+ extent.e_pblk,
+ physical_width+3, "", extent.e_len);
+ continue;
+ }
+
+ fprintf(f, "%s(ETB%d):%lld",
+ printed ? ", " : "", info.curr_level,
+ extent.e_pblk);
+ printed = 1;
+ continue;
+ }
+
+ if (flags & DUMP_EXTENT_TABLE) {
+ fprintf(f, "%2d/%2d %3d/%3d %*llu - %*llu "
+ "%*llu - %*llu %6u %s\n",
+ info.curr_level, info.max_depth,
+ info.curr_entry, info.num_entries,
+ logical_width,
+ extent.e_lblk,
+ logical_width,
+ extent.e_lblk + (extent.e_len - 1),
+ physical_width,
+ extent.e_pblk,
+ physical_width,
+ extent.e_pblk + (extent.e_len - 1),
+ extent.e_len,
+ extent.e_flags & EXT2_EXTENT_FLAGS_UNINIT ?
+ "Uninit" : "");
+ continue;
+ }
+
+ if (extent.e_len == 0)
+ continue;
+ else if (extent.e_len == 1)
+ fprintf(f,
+ "%s(%lld%s):%lld",
+ printed ? ", " : "",
+ extent.e_lblk,
+ extent.e_flags & EXT2_EXTENT_FLAGS_UNINIT ?
+ "[u]" : "",
+ extent.e_pblk);
+ else
+ fprintf(f,
+ "%s(%lld-%lld%s):%lld-%lld",
+ printed ? ", " : "",
+ extent.e_lblk,
+ extent.e_lblk + (extent.e_len - 1),
+ extent.e_flags & EXT2_EXTENT_FLAGS_UNINIT ?
+ "[u]" : "",
+ extent.e_pblk,
+ extent.e_pblk + (extent.e_len - 1));
+ printed = 1;
+ }
+ if (printed)
+ fprintf(f, "\n");
+ ext2fs_extent_free(handle);
+}
+
+static void dump_inline_data(FILE *out, const char *prefix, ext2_ino_t inode_num)
+{
+ errcode_t retval;
+ size_t size;
+
+ retval = ext2fs_inline_data_size(current_fs, inode_num, &size);
+ if (!retval)
+ fprintf(out, "%sSize of inline data: %zu\n", prefix, size);
+}
+
+static void dump_inline_symlink(FILE *out, ext2_ino_t inode_num,
+ struct ext2_inode *inode, const char *prefix)
+{
+ errcode_t retval;
+ char *buf = NULL;
+ size_t size;
+
+ retval = ext2fs_inline_data_size(current_fs, inode_num, &size);
+ if (retval)
+ goto out;
+
+ retval = ext2fs_get_memzero(size + 1, &buf);
+ if (retval)
+ goto out;
+
+ retval = ext2fs_inline_data_get(current_fs, inode_num,
+ inode, buf, &size);
+ if (retval)
+ goto out;
-static void dump_inode(ino_t inode_num, struct ext2_inode inode)
+ fprintf(out, "%sFast link dest: \"%.*s\"\n", prefix,
+ (int)size, buf);
+out:
+ if (buf)
+ ext2fs_free_mem(&buf);
+ if (retval)
+ com_err(__func__, retval, "while dumping link destination");
+}
+
+void internal_dump_inode(FILE *out, const char *prefix,
+ ext2_ino_t inode_num, struct ext2_inode *inode,
+ int do_dump_blocks)
{
const char *i_type;
- FILE *out;
char frag, fsize;
int os = current_fs->super->s_creator_os;
-
- out = open_pager();
- if (LINUX_S_ISDIR(inode.i_mode)) i_type = "directory";
- else if (LINUX_S_ISREG(inode.i_mode)) i_type = "regular";
- else if (LINUX_S_ISLNK(inode.i_mode)) i_type = "symlink";
- else if (LINUX_S_ISBLK(inode.i_mode)) i_type = "block special";
- else if (LINUX_S_ISCHR(inode.i_mode)) i_type = "character special";
- else if (LINUX_S_ISFIFO(inode.i_mode)) i_type = "FIFO";
- else if (LINUX_S_ISSOCK(inode.i_mode)) i_type = "socket";
+ struct ext2_inode_large *large_inode;
+ int is_large_inode = 0;
+
+ if (EXT2_INODE_SIZE(current_fs->super) > EXT2_GOOD_OLD_INODE_SIZE)
+ is_large_inode = 1;
+ large_inode = (struct ext2_inode_large *) inode;
+
+ if (LINUX_S_ISDIR(inode->i_mode)) i_type = "directory";
+ else if (LINUX_S_ISREG(inode->i_mode)) i_type = "regular";
+ else if (LINUX_S_ISLNK(inode->i_mode)) i_type = "symlink";
+ else if (LINUX_S_ISBLK(inode->i_mode)) i_type = "block special";
+ else if (LINUX_S_ISCHR(inode->i_mode)) i_type = "character special";
+ else if (LINUX_S_ISFIFO(inode->i_mode)) i_type = "FIFO";
+ else if (LINUX_S_ISSOCK(inode->i_mode)) i_type = "socket";
else i_type = "bad type";
- fprintf(out, "Inode: %ld Type: %s ", inode_num, i_type);
- fprintf(out, "Mode: %04o Flags: 0x%x Generation: %u\n",
- inode.i_mode & 0777, inode.i_flags, inode.i_generation);
- fprintf(out, "User: %5d Group: %5d Size: ",
- inode.i_uid, inode.i_gid);
- if (LINUX_S_ISDIR(inode.i_mode))
- fprintf(out, "%d\n", inode.i_size);
- else {
- __u64 i_size = (inode.i_size |
- ((unsigned long long)inode.i_size_high << 32));
-
- fprintf(out, "%lld\n", i_size);
- }
- if (current_fs->super->s_creator_os == EXT2_OS_HURD)
+ fprintf(out, "%sInode: %u Type: %s ", prefix, inode_num, i_type);
+ fprintf(out, "%sMode: 0%03o Flags: 0x%x\n",
+ prefix, inode->i_mode & 07777, inode->i_flags);
+ if (is_large_inode && large_inode->i_extra_isize >= 24) {
+ fprintf(out, "%sGeneration: %u Version: 0x%08x:%08x\n",
+ prefix, inode->i_generation, large_inode->i_version_hi,
+ inode->osd1.linux1.l_i_version);
+ } else {
+ fprintf(out, "%sGeneration: %u Version: 0x%08x\n", prefix,
+ inode->i_generation, inode->osd1.linux1.l_i_version);
+ }
+ fprintf(out, "%sUser: %5d Group: %5d",
+ prefix, inode_uid(*inode), inode_gid(*inode));
+ if (is_large_inode && large_inode->i_extra_isize >= 32)
+ fprintf(out, " Project: %5d", large_inode->i_projid);
+ fputs(" Size: ", out);
+ if (LINUX_S_ISREG(inode->i_mode))
+ fprintf(out, "%llu\n", EXT2_I_SIZE(inode));
+ else
+ fprintf(out, "%d\n", inode->i_size);
+ if (os == EXT2_OS_HURD)
fprintf(out,
- "File ACL: %d Directory ACL: %d Translator: %d\n",
- inode.i_file_acl, LINUX_S_ISDIR(inode.i_mode) ? inode.i_dir_acl : 0,
- inode.osd1.hurd1.h_i_translator);
+ "%sFile ACL: %d Translator: %d\n",
+ prefix,
+ inode->i_file_acl,
+ inode->osd1.hurd1.h_i_translator);
+ else
+ fprintf(out, "%sFile ACL: %llu\n",
+ prefix,
+ inode->i_file_acl | ((long long)
+ (inode->osd2.linux2.l_i_file_acl_high) << 32));
+ if (os != EXT2_OS_HURD)
+ fprintf(out, "%sLinks: %d Blockcount: %llu\n",
+ prefix, inode->i_links_count,
+ (((unsigned long long)
+ inode->osd2.linux2.l_i_blocks_hi << 32)) +
+ inode->i_blocks);
else
- fprintf(out, "File ACL: %d Directory ACL: %d\n",
- inode.i_file_acl, LINUX_S_ISDIR(inode.i_mode) ? inode.i_dir_acl : 0);
- fprintf(out, "Links: %d Blockcount: %d\n", inode.i_links_count,
- inode.i_blocks);
+ fprintf(out, "%sLinks: %d Blockcount: %u\n",
+ prefix, inode->i_links_count, inode->i_blocks);
switch (os) {
- case EXT2_OS_LINUX:
- frag = inode.osd2.linux2.l_i_frag;
- fsize = inode.osd2.linux2.l_i_fsize;
- break;
case EXT2_OS_HURD:
- frag = inode.osd2.hurd2.h_i_frag;
- fsize = inode.osd2.hurd2.h_i_fsize;
- break;
- case EXT2_OS_MASIX:
- frag = inode.osd2.masix2.m_i_frag;
- fsize = inode.osd2.masix2.m_i_fsize;
+ frag = inode->osd2.hurd2.h_i_frag;
+ fsize = inode->osd2.hurd2.h_i_fsize;
break;
default:
frag = fsize = 0;
}
- fprintf(out, "Fragment: Address: %d Number: %d Size: %d\n",
- inode.i_faddr, frag, fsize);
- fprintf(out, "ctime: 0x%08x -- %s", inode.i_ctime,
- time_to_string(inode.i_ctime));
- fprintf(out, "atime: 0x%08x -- %s", inode.i_atime,
- time_to_string(inode.i_atime));
- fprintf(out, "mtime: 0x%08x -- %s", inode.i_mtime,
- time_to_string(inode.i_mtime));
- if (inode.i_dtime)
- fprintf(out, "dtime: 0x%08x -- %s", inode.i_dtime,
- time_to_string(inode.i_dtime));
- if (LINUX_S_ISLNK(inode.i_mode) && inode.i_blocks == 0)
- fprintf(out, "Fast_link_dest: %.*s\n",
- inode.i_size, (char *)inode.i_block);
- else
- dump_blocks(out, inode_num);
- close_pager(out);
+ fprintf(out, "%sFragment: Address: %d Number: %d Size: %d\n",
+ prefix, inode->i_faddr, frag, fsize);
+ if (is_large_inode && large_inode->i_extra_isize >= 24) {
+ fprintf(out, "%s ctime: 0x%08x:%08x -- %s", prefix,
+ inode->i_ctime, large_inode->i_ctime_extra,
+ inode_time_to_string(inode->i_ctime,
+ large_inode->i_ctime_extra));
+ fprintf(out, "%s atime: 0x%08x:%08x -- %s", prefix,
+ inode->i_atime, large_inode->i_atime_extra,
+ inode_time_to_string(inode->i_atime,
+ large_inode->i_atime_extra));
+ fprintf(out, "%s mtime: 0x%08x:%08x -- %s", prefix,
+ inode->i_mtime, large_inode->i_mtime_extra,
+ inode_time_to_string(inode->i_mtime,
+ large_inode->i_mtime_extra));
+ fprintf(out, "%scrtime: 0x%08x:%08x -- %s", prefix,
+ large_inode->i_crtime, large_inode->i_crtime_extra,
+ inode_time_to_string(large_inode->i_crtime,
+ large_inode->i_crtime_extra));
+ if (inode->i_dtime)
+ fprintf(out, "%s dtime: 0x%08x:(%08x) -- %s", prefix,
+ large_inode->i_dtime, large_inode->i_ctime_extra,
+ inode_time_to_string(inode->i_dtime,
+ large_inode->i_ctime_extra));
+ } else {
+ fprintf(out, "%sctime: 0x%08x -- %s", prefix, inode->i_ctime,
+ time_to_string((__s32) inode->i_ctime));
+ fprintf(out, "%satime: 0x%08x -- %s", prefix, inode->i_atime,
+ time_to_string((__s32) inode->i_atime));
+ fprintf(out, "%smtime: 0x%08x -- %s", prefix, inode->i_mtime,
+ time_to_string((__s32) inode->i_mtime));
+ if (inode->i_dtime)
+ fprintf(out, "%sdtime: 0x%08x -- %s", prefix,
+ inode->i_dtime,
+ time_to_string((__s32) inode->i_dtime));
+ }
+ if (EXT2_INODE_SIZE(current_fs->super) > EXT2_GOOD_OLD_INODE_SIZE)
+ internal_dump_inode_extra(out, prefix, inode_num,
+ (struct ext2_inode_large *) inode);
+ dump_inode_attributes(out, inode_num);
+ if (ext2fs_has_feature_metadata_csum(current_fs->super)) {
+ __u32 crc = inode->i_checksum_lo;
+ if (is_large_inode &&
+ large_inode->i_extra_isize >=
+ (offsetof(struct ext2_inode_large,
+ i_checksum_hi) -
+ EXT2_GOOD_OLD_INODE_SIZE))
+ crc |= ((__u32)large_inode->i_checksum_hi) << 16;
+ fprintf(out, "Inode checksum: 0x%08x\n", crc);
+ }
+
+ if (LINUX_S_ISLNK(inode->i_mode) && ext2fs_is_fast_symlink(inode))
+ fprintf(out, "%sFast link dest: \"%.*s\"\n", prefix,
+ (int)EXT2_I_SIZE(inode), (char *)inode->i_block);
+ else if (LINUX_S_ISLNK(inode->i_mode) &&
+ (inode->i_flags & EXT4_INLINE_DATA_FL))
+ dump_inline_symlink(out, inode_num, inode, prefix);
+ else if (LINUX_S_ISBLK(inode->i_mode) || LINUX_S_ISCHR(inode->i_mode)) {
+ int major, minor;
+ const char *devnote;
+
+ if (inode->i_block[0]) {
+ major = (inode->i_block[0] >> 8) & 255;
+ minor = inode->i_block[0] & 255;
+ devnote = "";
+ } else {
+ major = (inode->i_block[1] & 0xfff00) >> 8;
+ minor = ((inode->i_block[1] & 0xff) |
+ ((inode->i_block[1] >> 12) & 0xfff00));
+ devnote = "(New-style) ";
+ }
+ fprintf(out, "%sDevice major/minor number: %02d:%02d (hex %02x:%02x)\n",
+ devnote, major, minor, major, minor);
+ } else if (do_dump_blocks) {
+ if (inode->i_flags & EXT4_EXTENTS_FL)
+ dump_extents(out, prefix, inode_num,
+ DUMP_LEAF_EXTENTS|DUMP_NODE_EXTENTS, 0, 0);
+ else if (inode->i_flags & EXT4_INLINE_DATA_FL)
+ dump_inline_data(out, prefix, inode_num);
+ else
+ dump_blocks(out, prefix, inode_num);
+ }
}
+static void dump_inode(ext2_ino_t inode_num, struct ext2_inode *inode)
+{
+ FILE *out;
+
+ out = open_pager();
+ internal_dump_inode(out, "", inode_num, inode, 1);
+ close_pager(out);
+}
void do_stat(int argc, char *argv[])
{
- ino_t inode;
- struct ext2_inode inode_buf;
- int retval;
+ ext2_ino_t inode;
+ struct ext2_inode * inode_buf;
- if (argc != 2) {
- com_err(argv[0], 0, "Usage: stat <file>");
- return;
- }
if (check_fs_open(argv[0]))
return;
- inode = string_to_inode(argv[1]);
- if (!inode)
+
+ inode_buf = (struct ext2_inode *)
+ malloc(EXT2_INODE_SIZE(current_fs->super));
+ if (!inode_buf) {
+ fprintf(stderr, "do_stat: can't allocate buffer\n");
return;
+ }
+
+ if (common_inode_args_process(argc, argv, &inode, 0)) {
+ free(inode_buf);
+ return;
+ }
- retval = ext2fs_read_inode(current_fs, inode, &inode_buf);
- if (retval)
- {
- com_err(argv[0], retval, "while trying to read inode %d", inode);
- return;
- }
+ if (debugfs_read_inode_full(inode, inode_buf, argv[0],
+ EXT2_INODE_SIZE(current_fs->super))) {
+ free(inode_buf);
+ return;
+ }
- dump_inode(inode,inode_buf);
+ dump_inode(inode, inode_buf);
+ free(inode_buf);
return;
}
-void do_chroot(int argc, char *argv[])
+void do_dump_extents(int argc, char **argv)
{
- ino_t inode;
- int retval;
+ struct ext2_inode inode;
+ ext2_ino_t ino;
+ FILE *out;
+ int c, flags = 0;
+ int logical_width;
+ int physical_width;
+
+ reset_getopt();
+ while ((c = getopt(argc, argv, "nl")) != EOF) {
+ switch (c) {
+ case 'n':
+ flags |= DUMP_NODE_EXTENTS;
+ break;
+ case 'l':
+ flags |= DUMP_LEAF_EXTENTS;
+ break;
+ }
+ }
- if (argc != 2) {
- com_err(argv[0], 0, "Usage: chroot <file>");
+ if (argc != optind + 1) {
+ com_err(0, 0, "Usage: dump_extents [-n] [-l] file");
return;
}
+
+ if (flags == 0)
+ flags = DUMP_NODE_EXTENTS | DUMP_LEAF_EXTENTS;
+ flags |= DUMP_EXTENT_TABLE;
+
if (check_fs_open(argv[0]))
return;
- inode = string_to_inode(argv[1]);
- if (!inode)
+
+ ino = string_to_inode(argv[optind]);
+ if (ino == 0)
+ return;
+
+ if (debugfs_read_inode(ino, &inode, argv[0]))
+ return;
+
+ if ((inode.i_flags & EXT4_EXTENTS_FL) == 0) {
+ fprintf(stderr, "%s: does not uses extent block maps\n",
+ argv[optind]);
+ return;
+ }
+
+ logical_width = int_log10((EXT2_I_SIZE(&inode)+current_fs->blocksize-1)/
+ current_fs->blocksize) + 1;
+ if (logical_width < 5)
+ logical_width = 5;
+ physical_width = int_log10(ext2fs_blocks_count(current_fs->super)) + 1;
+ if (physical_width < 5)
+ physical_width = 5;
+
+ out = open_pager();
+ dump_extents(out, "", ino, flags, logical_width, physical_width);
+ close_pager(out);
+ return;
+}
+
+static int print_blocks_proc(ext2_filsys fs EXT2FS_ATTR((unused)),
+ blk64_t *blocknr,
+ e2_blkcnt_t blockcnt EXT2FS_ATTR((unused)),
+ blk64_t ref_block EXT2FS_ATTR((unused)),
+ int ref_offset EXT2FS_ATTR((unused)),
+ void *private EXT2FS_ATTR((unused)))
+{
+ printf("%llu ", *blocknr);
+ return 0;
+}
+
+void do_blocks(int argc, char *argv[])
+{
+ ext2_ino_t inode;
+
+ if (check_fs_open(argv[0]))
+ return;
+
+ if (common_inode_args_process(argc, argv, &inode, 0)) {
+ return;
+ }
+
+ ext2fs_block_iterate3(current_fs, inode, BLOCK_FLAG_READ_ONLY, NULL,
+ print_blocks_proc, NULL);
+ fputc('\n', stdout);
+ return;
+}
+
+void do_chroot(int argc, char *argv[])
+{
+ ext2_ino_t inode;
+ int retval;
+
+ if (common_inode_args_process(argc, argv, &inode, 0))
return;
retval = ext2fs_check_directory(current_fs, inode);
if (retval) {
- com_err(argv[1], retval, "");
+ com_err(argv[1], retval, 0);
return;
}
root = inode;
}
+#ifndef READ_ONLY
void do_clri(int argc, char *argv[])
{
- ino_t inode;
- int retval;
+ ext2_ino_t inode;
struct ext2_inode inode_buf;
- if (argc != 2) {
- com_err(argv[0], 0, "Usage: clri <file>");
- return;
- }
- if (check_fs_open(argv[0]))
- return;
- if (check_fs_read_write(argv[0]))
- return;
- inode = string_to_inode(argv[1]);
- if (!inode)
+ if (common_inode_args_process(argc, argv, &inode, CHECK_FS_RW))
return;
- retval = ext2fs_read_inode(current_fs, inode, &inode_buf);
- if (retval) {
- com_err(argv[0], retval, "while trying to read inode %d",
- inode);
+ if (debugfs_read_inode(inode, &inode_buf, argv[0]))
return;
- }
memset(&inode_buf, 0, sizeof(inode_buf));
- retval = ext2fs_write_inode(current_fs, inode, &inode_buf);
- if (retval) {
- com_err(argv[0], retval, "while trying to write inode %d",
- inode);
+ if (debugfs_write_inode(inode, &inode_buf, argv[0]))
return;
- }
}
void do_freei(int argc, char *argv[])
{
- ino_t inode;
+ unsigned int len = 1;
+ int err = 0;
+ ext2_ino_t inode;
- if (argc != 2) {
- com_err(argv[0], 0, "Usage: freei <file>");
- return;
- }
- if (check_fs_open(argv[0]))
+ if (common_args_process(argc, argv, 2, 3, argv[0], "<file> [num]",
+ CHECK_FS_RW | CHECK_FS_BITMAPS))
return;
if (check_fs_read_write(argv[0]))
return;
+
inode = string_to_inode(argv[1]);
- if (!inode)
+ if (!inode)
return;
- if (!ext2fs_test_inode_bitmap(current_fs->inode_map,inode))
- com_err(argv[0], 0, "Warning: inode already clear");
- ext2fs_unmark_inode_bitmap(current_fs->inode_map,inode);
- ext2fs_mark_ib_dirty(current_fs);
+ if (argc == 3) {
+ len = parse_ulong(argv[2], argv[0], "length", &err);
+ if (err)
+ return;
+ }
+
+ if (len == 1 &&
+ !ext2fs_test_inode_bitmap2(current_fs->inode_map,inode))
+ com_err(argv[0], 0, "Warning: inode already clear");
+ while (len-- > 0)
+ ext2fs_unmark_inode_bitmap2(current_fs->inode_map, inode++);
+ ext2fs_mark_ib_dirty(current_fs);
}
void do_seti(int argc, char *argv[])
{
- ino_t inode;
+ unsigned int len = 1;
+ int err = 0;
+ ext2_ino_t inode;
- if (argc != 2) {
- com_err(argv[0], 0, "Usage: seti <file>");
- return;
- }
- if (check_fs_open(argv[0]))
+ if (common_args_process(argc, argv, 2, 3, argv[0], "<file> [num]",
+ CHECK_FS_RW | CHECK_FS_BITMAPS))
return;
if (check_fs_read_write(argv[0]))
return;
+
inode = string_to_inode(argv[1]);
- if (!inode)
+ if (!inode)
return;
- if (ext2fs_test_inode_bitmap(current_fs->inode_map,inode))
+ if (argc == 3) {
+ len = parse_ulong(argv[2], argv[0], "length", &err);
+ if (err)
+ return;
+ }
+
+ if ((len == 1) &&
+ ext2fs_test_inode_bitmap2(current_fs->inode_map,inode))
com_err(argv[0], 0, "Warning: inode already set");
- ext2fs_mark_inode_bitmap(current_fs->inode_map,inode);
+ while (len-- > 0)
+ ext2fs_mark_inode_bitmap2(current_fs->inode_map, inode++);
ext2fs_mark_ib_dirty(current_fs);
}
+#endif /* READ_ONLY */
void do_testi(int argc, char *argv[])
{
- ino_t inode;
+ ext2_ino_t inode;
- if (argc != 2) {
- com_err(argv[0], 0, "Usage: testi <file>");
- return;
- }
- if (check_fs_open(argv[0]))
- return;
- if (check_fs_bitmaps(argv[0]))
- return;
- inode = string_to_inode(argv[1]);
- if (!inode)
+ if (common_inode_args_process(argc, argv, &inode, CHECK_FS_BITMAPS))
return;
- if (ext2fs_test_inode_bitmap(current_fs->inode_map,inode))
- printf("Inode %ld is marked in use\n", inode);
+ if (ext2fs_test_inode_bitmap2(current_fs->inode_map,inode))
+ printf("Inode %u is marked in use\n", inode);
else
- printf("Inode %ld is not in use\n", inode);
+ printf("Inode %u is not in use\n", inode);
}
-
+#ifndef READ_ONLY
void do_freeb(int argc, char *argv[])
{
- blk_t block;
- char *tmp;
+ blk64_t block;
+ blk64_t count = 1;
- if (argc != 2) {
- com_err(argv[0], 0, "Usage: freeb <block>");
- return;
- }
- if (check_fs_open(argv[0]))
+ if (common_block_args_process(argc, argv, &block, &count))
return;
if (check_fs_read_write(argv[0]))
return;
- block = strtoul(argv[1], &tmp, 0);
- if (!block || *tmp) {
- com_err(argv[0], 0, "No block 0");
- return;
- }
- if (!ext2fs_test_block_bitmap(current_fs->block_map,block))
- com_err(argv[0], 0, "Warning: block already clear");
- ext2fs_unmark_block_bitmap(current_fs->block_map,block);
+ while (count-- > 0) {
+ if (!ext2fs_test_block_bitmap2(current_fs->block_map,block))
+ com_err(argv[0], 0, "Warning: block %llu already clear",
+ block);
+ ext2fs_unmark_block_bitmap2(current_fs->block_map,block);
+ block++;
+ }
ext2fs_mark_bb_dirty(current_fs);
}
void do_setb(int argc, char *argv[])
{
- blk_t block;
- char *tmp;
+ blk64_t block;
+ blk64_t count = 1;
- if (argc != 2) {
- com_err(argv[0], 0, "Usage: setb <block>");
- return;
- }
- if (check_fs_open(argv[0]))
+ if (common_block_args_process(argc, argv, &block, &count))
return;
if (check_fs_read_write(argv[0]))
return;
- block = strtoul(argv[1], &tmp, 0);
- if (!block || *tmp) {
- com_err(argv[0], 0, "No block 0");
- return;
- }
- if (ext2fs_test_block_bitmap(current_fs->block_map,block))
- com_err(argv[0], 0, "Warning: block already set");
- ext2fs_mark_block_bitmap(current_fs->block_map,block);
+ while (count-- > 0) {
+ if (ext2fs_test_block_bitmap2(current_fs->block_map,block))
+ com_err(argv[0], 0, "Warning: block %llu already set",
+ block);
+ ext2fs_mark_block_bitmap2(current_fs->block_map,block);
+ block++;
+ }
ext2fs_mark_bb_dirty(current_fs);
}
+#endif /* READ_ONLY */
void do_testb(int argc, char *argv[])
{
- blk_t block;
- char *tmp;
+ blk64_t block;
+ blk64_t count = 1;
- if (argc != 2) {
- com_err(argv[0], 0, "Usage: testb <block>");
+ if (common_block_args_process(argc, argv, &block, &count))
return;
+ while (count-- > 0) {
+ if (ext2fs_test_block_bitmap2(current_fs->block_map,block))
+ printf("Block %llu marked in use\n", block);
+ else
+ printf("Block %llu not in use\n", block);
+ block++;
}
- if (check_fs_open(argv[0]))
- return;
- if (check_fs_bitmaps(argv[0]))
- return;
- block = strtoul(argv[1], &tmp, 0);
- if (!block || *tmp) {
- com_err(argv[0], 0, "No block 0");
- return;
- }
- if (ext2fs_test_block_bitmap(current_fs->block_map,block))
- printf("Block %d marked in use\n", block);
- else printf("Block %d not in use\n", block);
}
+#ifndef READ_ONLY
static void modify_u8(char *com, const char *prompt,
const char *format, __u8 *val)
{
sprintf(buf, format, *val);
printf("%30s [%s] ", prompt, buf);
- fgets(buf, sizeof(buf), stdin);
+ if (!fgets(buf, sizeof(buf), stdin))
+ return;
if (buf[strlen (buf) - 1] == '\n')
buf[strlen (buf) - 1] = '\0';
if (!buf[0])
sprintf(buf, format, *val);
printf("%30s [%s] ", prompt, buf);
- fgets(buf, sizeof(buf), stdin);
+ if (!fgets(buf, sizeof(buf), stdin))
+ return;
if (buf[strlen (buf) - 1] == '\n')
buf[strlen (buf) - 1] = '\0';
if (!buf[0])
sprintf(buf, format, *val);
printf("%30s [%s] ", prompt, buf);
- fgets(buf, sizeof(buf), stdin);
+ if (!fgets(buf, sizeof(buf), stdin))
+ return;
if (buf[strlen (buf) - 1] == '\n')
buf[strlen (buf) - 1] = '\0';
if (!buf[0])
void do_modify_inode(int argc, char *argv[])
{
struct ext2_inode inode;
- ino_t inode_num;
- int i;
- errcode_t retval;
- unsigned char *frag, *fsize;
- char buf[80];
- int os = current_fs->super->s_creator_os;
- const char *hex_format = "0x%x";
- const char *octal_format = "0%o";
- const char *decimal_format = "%d";
-
- if (argc != 2) {
- com_err(argv[0], 0, "Usage: modify_inode <file>");
- return;
- }
- if (check_fs_open(argv[0]))
- return;
- if (check_fs_read_write(argv[0]))
- return;
+ ext2_ino_t inode_num;
+ int i;
+ unsigned char *frag, *fsize;
+ char buf[80];
+ int os;
+ const char *hex_format = "0x%x";
+ const char *octal_format = "0%o";
+ const char *decimal_format = "%d";
+ const char *unsignedlong_format = "%lu";
- inode_num = string_to_inode(argv[1]);
- if (!inode_num)
+ if (common_inode_args_process(argc, argv, &inode_num, CHECK_FS_RW))
return;
- retval = ext2fs_read_inode(current_fs, inode_num, &inode);
- if (retval) {
- com_err(argv[1], retval, "while trying to read inode %d",
- inode_num);
+ os = current_fs->super->s_creator_os;
+
+ if (debugfs_read_inode(inode_num, &inode, argv[1]))
return;
- }
-
+
modify_u16(argv[0], "Mode", octal_format, &inode.i_mode);
modify_u16(argv[0], "User ID", decimal_format, &inode.i_uid);
modify_u16(argv[0], "Group ID", decimal_format, &inode.i_gid);
- modify_u32(argv[0], "Size", decimal_format, &inode.i_size);
+ modify_u32(argv[0], "Size", unsignedlong_format, &inode.i_size);
modify_u32(argv[0], "Creation time", decimal_format, &inode.i_ctime);
modify_u32(argv[0], "Modification time", decimal_format, &inode.i_mtime);
modify_u32(argv[0], "Access time", decimal_format, &inode.i_atime);
modify_u32(argv[0], "Deletion time", decimal_format, &inode.i_dtime);
modify_u16(argv[0], "Link count", decimal_format, &inode.i_links_count);
- modify_u32(argv[0], "Block count", decimal_format, &inode.i_blocks);
+ if (os == EXT2_OS_LINUX)
+ modify_u16(argv[0], "Block count high", unsignedlong_format,
+ &inode.osd2.linux2.l_i_blocks_hi);
+ modify_u32(argv[0], "Block count", unsignedlong_format, &inode.i_blocks);
modify_u32(argv[0], "File flags", hex_format, &inode.i_flags);
+ modify_u32(argv[0], "Generation", hex_format, &inode.i_generation);
#if 0
modify_u32(argv[0], "Reserved1", decimal_format, &inode.i_reserved1);
#endif
modify_u32(argv[0], "File acl", decimal_format, &inode.i_file_acl);
- if (LINUX_S_ISDIR(inode.i_mode))
- modify_u32(argv[0], "Directory acl", decimal_format, &inode.i_dir_acl);
- else
- modify_u32(argv[0], "High 32bits of size", decimal_format, &inode.i_size_high);
- if (current_fs->super->s_creator_os == EXT2_OS_HURD)
+ modify_u32(argv[0], "High 32bits of size", decimal_format,
+ &inode.i_size_high);
+
+ if (os == EXT2_OS_HURD)
modify_u32(argv[0], "Translator Block",
decimal_format, &inode.osd1.hurd1.h_i_translator);
-
+
modify_u32(argv[0], "Fragment address", decimal_format, &inode.i_faddr);
switch (os) {
- case EXT2_OS_LINUX:
- frag = &inode.osd2.linux2.l_i_frag;
- fsize = &inode.osd2.linux2.l_i_fsize;
- break;
case EXT2_OS_HURD:
frag = &inode.osd2.hurd2.h_i_frag;
fsize = &inode.osd2.hurd2.h_i_fsize;
break;
- case EXT2_OS_MASIX:
- frag = &inode.osd2.masix2.m_i_frag;
- fsize = &inode.osd2.masix2.m_i_fsize;
- break;
default:
frag = fsize = 0;
}
modify_u32(argv[0], buf, decimal_format, &inode.i_block[i]);
}
modify_u32(argv[0], "Indirect Block", decimal_format,
- &inode.i_block[EXT2_IND_BLOCK]);
+ &inode.i_block[EXT2_IND_BLOCK]);
modify_u32(argv[0], "Double Indirect Block", decimal_format,
&inode.i_block[EXT2_DIND_BLOCK]);
modify_u32(argv[0], "Triple Indirect Block", decimal_format,
&inode.i_block[EXT2_TIND_BLOCK]);
- retval = ext2fs_write_inode(current_fs, inode_num, &inode);
- if (retval) {
- com_err(argv[1], retval, "while trying to write inode %d",
- inode_num);
+ if (debugfs_write_inode(inode_num, &inode, argv[1]))
return;
- }
}
+#endif /* READ_ONLY */
void do_change_working_dir(int argc, char *argv[])
{
- ino_t inode;
- int retval;
-
- if (argc != 2) {
- com_err(argv[0], 0, "Usage: cd <file>");
- return;
- }
- if (check_fs_open(argv[0]))
- return;
+ ext2_ino_t inode;
+ int retval;
- inode = string_to_inode(argv[1]);
- if (!inode)
+ if (common_inode_args_process(argc, argv, &inode, 0))
return;
retval = ext2fs_check_directory(current_fs, inode);
if (retval) {
- com_err(argv[1], retval, "");
+ com_err(argv[1], retval, 0);
return;
}
cwd = inode;
{
int retval;
char *pathname = NULL;
-
- if (argc > 1) {
- com_err(argv[0], 0, "Usage: print_working_directory");
- return;
- }
- if (check_fs_open(argv[0]))
+
+ if (common_args_process(argc, argv, 1, 1,
+ "print_working_directory", "", 0))
return;
retval = ext2fs_get_pathname(current_fs, cwd, 0, &pathname);
com_err(argv[0], retval,
"while trying to get pathname of cwd");
}
- printf("[pwd] INODE: %6ld PATH: %s\n", cwd, pathname);
- free(pathname);
+ printf("[pwd] INODE: %6u PATH: %s\n",
+ cwd, pathname ? pathname : "NULL");
+ if (pathname) {
+ free(pathname);
+ pathname = NULL;
+ }
retval = ext2fs_get_pathname(current_fs, root, 0, &pathname);
if (retval) {
com_err(argv[0], retval,
"while trying to get pathname of root");
}
- printf("[root] INODE: %6ld PATH: %s\n", root, pathname);
- free(pathname);
+ printf("[root] INODE: %6u PATH: %s\n",
+ root, pathname ? pathname : "NULL");
+ if (pathname) {
+ free(pathname);
+ pathname = NULL;
+ }
return;
}
+#ifndef READ_ONLY
static void make_link(char *sourcename, char *destname)
{
- ino_t inode;
- int retval;
- ino_t dir;
- char *dest, *cp, *basename;
+ ext2_ino_t ino;
+ struct ext2_inode inode;
+ int retval;
+ ext2_ino_t dir;
+ char *dest, *cp, *base_name;
/*
* Get the source inode
*/
- inode = string_to_inode(sourcename);
- if (!inode)
+ ino = string_to_inode(sourcename);
+ if (!ino)
return;
- basename = strrchr(sourcename, '/');
- if (basename)
- basename++;
+ base_name = strrchr(sourcename, '/');
+ if (base_name)
+ base_name++;
else
- basename = sourcename;
+ base_name = sourcename;
/*
* Figure out the destination. First see if it exists and is
- * a directory.
+ * a directory.
*/
if (! (retval=ext2fs_namei(current_fs, root, cwd, destname, &dir)))
- dest = basename;
+ dest = base_name;
else {
/*
* OK, it doesn't exist. See if it is
dest = destname;
}
}
-
- retval = ext2fs_link(current_fs, dir, dest, inode, 0);
+
+ if (debugfs_read_inode(ino, &inode, sourcename))
+ return;
+
+ retval = ext2fs_link(current_fs, dir, dest, ino,
+ ext2_file_type(inode.i_mode));
if (retval)
- com_err("make_link", retval, "");
+ com_err("make_link", retval, 0);
return;
}
void do_link(int argc, char *argv[])
{
- if (argc != 3) {
- com_err(argv[0], 0, "Usage: link <source_file> <dest_name>");
+ if (common_args_process(argc, argv, 3, 3, "link",
+ "<source file> <dest_name>", CHECK_FS_RW))
+ return;
+
+ make_link(argv[1], argv[2]);
+}
+
+static int mark_blocks_proc(ext2_filsys fs, blk64_t *blocknr,
+ e2_blkcnt_t blockcnt EXT2FS_ATTR((unused)),
+ blk64_t ref_block EXT2FS_ATTR((unused)),
+ int ref_offset EXT2FS_ATTR((unused)),
+ void *private EXT2FS_ATTR((unused)))
+{
+ blk64_t block;
+
+ block = *blocknr;
+ ext2fs_block_alloc_stats2(fs, block, +1);
+ return 0;
+}
+
+void do_undel(int argc, char *argv[])
+{
+ ext2_ino_t ino;
+ struct ext2_inode inode;
+
+ if (common_args_process(argc, argv, 2, 3, "undelete",
+ "<inode_num> [dest_name]",
+ CHECK_FS_RW | CHECK_FS_BITMAPS))
+ return;
+
+ ino = string_to_inode(argv[1]);
+ if (!ino)
+ return;
+
+ if (debugfs_read_inode(ino, &inode, argv[1]))
+ return;
+
+ if (ext2fs_test_inode_bitmap2(current_fs->inode_map, ino)) {
+ com_err(argv[1], 0, "Inode is not marked as deleted");
return;
}
- if (check_fs_open(argv[0]))
+
+ /*
+ * XXX this function doesn't handle changing the links count on the
+ * parent directory when undeleting a directory.
+ */
+ inode.i_links_count = LINUX_S_ISDIR(inode.i_mode) ? 2 : 1;
+ inode.i_dtime = 0;
+
+ if (debugfs_write_inode(ino, &inode, argv[0]))
return;
- make_link(argv[1], argv[2]);
+ ext2fs_block_iterate3(current_fs, ino, BLOCK_FLAG_READ_ONLY, NULL,
+ mark_blocks_proc, NULL);
+
+ ext2fs_inode_alloc_stats2(current_fs, ino, +1, 0);
+
+ if (argc > 2)
+ make_link(argv[1], argv[2]);
}
static void unlink_file_by_name(char *filename)
{
- int retval;
- ino_t dir;
- char *basename;
-
- basename = strrchr(filename, '/');
- if (basename) {
- *basename++ = '\0';
+ int retval;
+ ext2_ino_t dir;
+ char *base_name;
+
+ base_name = strrchr(filename, '/');
+ if (base_name) {
+ *base_name++ = '\0';
dir = string_to_inode(filename);
if (!dir)
return;
} else {
dir = cwd;
- basename = filename;
+ base_name = filename;
}
- retval = ext2fs_unlink(current_fs, dir, basename, 0, 0);
+ retval = ext2fs_unlink(current_fs, dir, base_name, 0, 0);
if (retval)
- com_err("unlink_file_by_name", retval, "");
+ com_err("unlink_file_by_name", retval, 0);
return;
}
void do_unlink(int argc, char *argv[])
{
- if (argc != 2) {
- com_err(argv[0], 0, "Usage: unlink <pathname>");
- return;
- }
- if (check_fs_open(argv[0]))
+ if (common_args_process(argc, argv, 2, 2, "link",
+ "<pathname>", CHECK_FS_RW))
return;
unlink_file_by_name(argv[1]);
}
+void do_copy_inode(int argc, char *argv[])
+{
+ ext2_ino_t src_ino, dest_ino;
+ unsigned char buf[4096];
+
+ if (common_args_process(argc, argv, 3, 3, "copy_inode",
+ "<source file> <dest_name>", CHECK_FS_RW))
+ return;
+
+ src_ino = string_to_inode(argv[1]);
+ if (!src_ino)
+ return;
+
+ dest_ino = string_to_inode(argv[2]);
+ if (!dest_ino)
+ return;
+
+ if (debugfs_read_inode_full(src_ino, (struct ext2_inode *) buf,
+ argv[0], sizeof(buf)))
+ return;
+
+ if (debugfs_write_inode_full(dest_ino, (struct ext2_inode *) buf,
+ argv[0], sizeof(buf)))
+ return;
+}
+
+#endif /* READ_ONLY */
+
void do_find_free_block(int argc, char *argv[])
{
- blk_t free_blk, goal;
+ blk64_t free_blk, goal, first_free = 0;
+ int count;
errcode_t retval;
char *tmp;
-
- if ((argc > 2) || (argc==2 && *argv[1] == '?')) {
- com_err(argv[0], 0, "Usage: find_free_block [goal]");
+
+ if ((argc > 3) || (argc==2 && *argv[1] == '?')) {
+ com_err(argv[0], 0, "Usage: find_free_block [count [goal]]");
return;
}
if (check_fs_open(argv[0]))
return;
if (argc > 1) {
- goal = strtol(argv[1], &tmp, 0);
+ count = strtol(argv[1],&tmp,0);
+ if (*tmp) {
+ com_err(argv[0], 0, "Bad count - %s", argv[1]);
+ return;
+ }
+ } else
+ count = 1;
+
+ if (argc > 2) {
+ goal = strtol(argv[2], &tmp, 0);
if (*tmp) {
com_err(argv[0], 0, "Bad goal - %s", argv[1]);
return;
else
goal = current_fs->super->s_first_data_block;
- retval = ext2fs_new_block(current_fs, goal, 0, &free_blk);
- if (retval)
- com_err("ext2fs_new_block", retval, "");
- else
- printf("Free block found: %d\n", free_blk);
-
+ printf("Free blocks found: ");
+ free_blk = goal - 1;
+ while (count-- > 0) {
+ retval = ext2fs_new_block2(current_fs, free_blk + 1, 0,
+ &free_blk);
+ if (first_free) {
+ if (first_free == free_blk)
+ break;
+ } else
+ first_free = free_blk;
+ if (retval) {
+ com_err("ext2fs_new_block", retval, 0);
+ return;
+ } else
+ printf("%llu ", free_blk);
+ }
+ printf("\n");
}
void do_find_free_inode(int argc, char *argv[])
{
- ino_t free_inode, dir;
- int mode;
- int retval;
- char *tmp;
-
+ ext2_ino_t free_inode, dir;
+ int mode;
+ int retval;
+ char *tmp;
+
if (argc > 3 || (argc>1 && *argv[1] == '?')) {
- com_err(argv[0], 0, "Usage: find_free_inode [dir] [mode]");
+ com_err(argv[0], 0, "Usage: find_free_inode [dir [mode]]");
return;
}
if (check_fs_open(argv[0]))
retval = ext2fs_new_inode(current_fs, dir, mode, 0, &free_inode);
if (retval)
- com_err("ext2fs_new_inode", retval, "");
+ com_err("ext2fs_new_inode", retval, 0);
else
- printf("Free inode found: %ld\n", free_inode);
-}
-
-static errcode_t copy_file(int fd, ino_t newfile)
-{
- ext2_file_t e2_file;
- errcode_t retval;
- unsigned int got, written;
- char buf[8192];
- char *ptr;
-
- retval = ext2fs_file_open(current_fs, newfile,
- EXT2_FILE_WRITE, &e2_file);
- if (retval)
- return retval;
-
- while (1) {
- got = read(fd, buf, sizeof(buf));
- if (got == 0)
- break;
- if (got < 0) {
- retval = errno;
- goto fail;
- }
- ptr = buf;
- while (got > 0) {
- retval = ext2fs_file_write(e2_file, ptr,
- got, &written);
- if (retval)
- goto fail;
-
- got -= written;
- ptr += written;
- }
- }
- retval = ext2fs_file_close(e2_file);
-
- return retval;
-
-fail:
- (void) ext2fs_file_close(e2_file);
- return retval;
+ printf("Free inode found: %u\n", free_inode);
}
-
+#ifndef READ_ONLY
void do_write(int argc, char *argv[])
{
- int fd;
- struct stat statbuf;
- ino_t newfile;
- errcode_t retval;
- struct ext2_inode inode;
- dgrp_t group;
+ errcode_t retval;
- if (check_fs_open(argv[0]))
- return;
- if (argc != 3) {
- com_err(argv[0], 0, "Usage: write <nativefile> <newfile>");
- return;
- }
- if (check_fs_read_write(argv[0]))
+ if (common_args_process(argc, argv, 3, 3, "write",
+ "<native file> <new file>", CHECK_FS_RW))
return;
- fd = open(argv[1], O_RDONLY);
- if (fd < 0) {
- com_err(argv[1], fd, "");
- return;
- }
- if (fstat(fd, &statbuf) < 0) {
- com_err(argv[1], errno, "");
- close(fd);
- return;
- }
- retval = ext2fs_new_inode(current_fs, cwd, 010755, 0, &newfile);
- if (retval) {
- com_err(argv[0], retval, "");
- close(fd);
- return;
- }
- group = ext2fs_group_of_ino(current_fs, newfile);
- current_fs->group_desc[group].bg_free_inodes_count--;
- current_fs->super->s_free_inodes_count--;
- ext2fs_mark_super_dirty(current_fs);
- printf("Allocated inode: %ld\n", newfile);
- retval = ext2fs_link(current_fs, cwd, argv[2], newfile, 0);
- if (retval) {
- com_err(argv[2], retval, "");
- close(fd);
- return;
- }
- if (ext2fs_test_inode_bitmap(current_fs->inode_map,newfile))
- com_err(argv[0], 0, "Warning: inode already set");
- ext2fs_mark_inode_bitmap(current_fs->inode_map,newfile);
- ext2fs_mark_ib_dirty(current_fs);
- memset(&inode, 0, sizeof(inode));
- inode.i_mode = statbuf.st_mode;
- inode.i_atime = inode.i_ctime = inode.i_mtime = time(NULL);
- inode.i_links_count = 1;
- inode.i_size = statbuf.st_size;
- ext2fs_write_inode(current_fs, newfile, &inode);
- retval = ext2fs_write_inode(current_fs, newfile, &inode);
- if (retval) {
- com_err(argv[0], retval, "while trying to write inode %d",
- inode);
- close(fd);
- return;
- }
- if (LINUX_S_ISREG(inode.i_mode)) {
- retval = copy_file(fd, newfile);
- if (retval)
- com_err("copy_file", retval, "");
- }
- close(fd);
+ retval = do_write_internal(current_fs, cwd, argv[1], argv[2], root);
+ if (retval)
+ com_err(argv[0], retval, 0);
}
void do_mknod(int argc, char *argv[])
{
- unsigned long mode, major, minor, nr;
- ino_t newfile;
- errcode_t retval;
- struct ext2_inode inode;
+ unsigned long major, minor;
+ errcode_t retval;
+ int nr;
+ struct stat st;
if (check_fs_open(argv[0]))
return;
if (argc < 3 || argv[2][1]) {
+ usage:
com_err(argv[0], 0, "Usage: mknod <name> [p| [c|b] <major> <minor>]");
return;
}
- mode = minor = major = 0;
+
+ minor = major = 0;
switch (argv[2][0]) {
case 'p':
- mode = LINUX_S_IFIFO;
+ st.st_mode = S_IFIFO;
nr = 3;
break;
case 'c':
- mode = LINUX_S_IFCHR;
+ st.st_mode = S_IFCHR;
nr = 5;
break;
case 'b':
- mode = LINUX_S_IFBLK;
+ st.st_mode = S_IFBLK;
nr = 5;
break;
default:
nr = 0;
}
+
if (nr == 5) {
major = strtoul(argv[3], argv+3, 0);
minor = strtoul(argv[4], argv+4, 0);
- if (major > 255 || minor > 255 || argv[3][0] || argv[4][0])
+ if (major > 65535 || minor > 65535 || argv[3][0] || argv[4][0])
nr = 0;
}
- if (argc != nr) {
- com_err(argv[0], 0, "Usage: mknod <name> [p| [c|b] <major> <minor>]");
- return;
- }
- if (check_fs_read_write(argv[0]))
- return;
- retval = ext2fs_new_inode(current_fs, cwd, 010755, 0, &newfile);
- if (retval) {
- com_err(argv[0], retval, "");
- return;
- }
- printf("Allocated inode: %ld\n", newfile);
- retval = ext2fs_link(current_fs, cwd, argv[1], newfile, 0);
- if (retval) {
- if (retval == EXT2_ET_DIR_NO_SPACE) {
- retval = ext2fs_expand_dir(current_fs, cwd);
- if (!retval)
- retval = ext2fs_link(current_fs, cwd,
- argv[1], newfile, 0);
- }
- if (retval) {
- com_err(argv[1], retval, "");
- return;
- }
- }
- if (ext2fs_test_inode_bitmap(current_fs->inode_map,newfile))
- com_err(argv[0], 0, "Warning: inode already set");
- ext2fs_mark_inode_bitmap(current_fs->inode_map, newfile);
- ext2fs_mark_ib_dirty(current_fs);
- memset(&inode, 0, sizeof(inode));
- inode.i_mode = mode;
- inode.i_atime = inode.i_ctime = inode.i_mtime = time(NULL);
- inode.i_block[0] = major*256+minor;
- inode.i_links_count = 1;
- ext2fs_write_inode(current_fs, newfile, &inode);
- retval = ext2fs_write_inode(current_fs, newfile, &inode);
- if (retval) {
- com_err(argv[0], retval, "while trying to write inode %d", inode);
- return;
- }
+
+ if (argc != nr)
+ goto usage;
+
+ st.st_rdev = makedev(major, minor);
+ retval = do_mknod_internal(current_fs, cwd, argv[1], &st);
+ if (retval)
+ com_err(argv[0], retval, 0);
}
void do_mkdir(int argc, char *argv[])
{
- char *cp;
- ino_t parent;
- char *name;
errcode_t retval;
- if (check_fs_open(argv[0]))
- return;
-
- if (argc != 2) {
- com_err(argv[0], 0, "Usage: mkdir <file>");
- return;
- }
-
- if (check_fs_read_write(argv[0]))
+ if (common_args_process(argc, argv, 2, 2, "mkdir",
+ "<filename>", CHECK_FS_RW))
return;
- cp = strrchr(argv[1], '/');
- if (cp) {
- *cp = 0;
- parent = string_to_inode(argv[1]);
- if (!parent) {
- com_err(argv[1], ENOENT, "");
- return;
- }
- name = cp+1;
- } else {
- parent = cwd;
- name = argv[1];
- }
-
-
- retval = ext2fs_mkdir(current_fs, parent, 0, name);
- if (retval) {
- com_err("ext2fs_mkdir", retval, "");
- return;
- }
+ retval = do_mkdir_internal(current_fs, cwd, argv[1], root);
+ if (retval)
+ com_err(argv[0], retval, 0);
}
-void do_rmdir(int argc, char *argv[])
+static int release_blocks_proc(ext2_filsys fs, blk64_t *blocknr,
+ e2_blkcnt_t blockcnt EXT2FS_ATTR((unused)),
+ blk64_t ref_block EXT2FS_ATTR((unused)),
+ int ref_offset EXT2FS_ATTR((unused)),
+ void *private EXT2FS_ATTR((unused)))
{
- printf("Unimplemented\n");
-}
-
+ blk64_t block;
-static int release_blocks_proc(ext2_filsys fs, blk_t *blocknr,
- int blockcnt, void *private)
-{
- printf("%d ", *blocknr);
- ext2fs_unmark_block_bitmap(fs->block_map,*blocknr);
+ block = *blocknr;
+ ext2fs_block_alloc_stats2(fs, block, -1);
return 0;
}
-static void kill_file_by_inode(ino_t inode)
+static void kill_file_by_inode(ext2_ino_t inode)
{
struct ext2_inode inode_buf;
- ext2fs_read_inode(current_fs, inode, &inode_buf);
- inode_buf.i_dtime = time(NULL);
- ext2fs_write_inode(current_fs, inode, &inode_buf);
-
- printf("Kill file by inode %ld\n", inode);
- ext2fs_block_iterate(current_fs, inode, 0, NULL,
- release_blocks_proc, NULL);
+ if (debugfs_read_inode(inode, &inode_buf, 0))
+ return;
+ inode_buf.i_dtime = current_fs->now ? current_fs->now : time(0);
+ if (debugfs_write_inode(inode, &inode_buf, 0))
+ return;
+ if (ext2fs_inode_has_valid_blocks2(current_fs, &inode_buf)) {
+ ext2fs_block_iterate3(current_fs, inode, BLOCK_FLAG_READ_ONLY,
+ NULL, release_blocks_proc, NULL);
+ }
printf("\n");
- ext2fs_unmark_inode_bitmap(current_fs->inode_map, inode);
-
- ext2fs_mark_bb_dirty(current_fs);
- ext2fs_mark_ib_dirty(current_fs);
+ ext2fs_inode_alloc_stats2(current_fs, inode, -1,
+ LINUX_S_ISDIR(inode_buf.i_mode));
}
void do_kill_file(int argc, char *argv[])
{
- ino_t inode_num;
-
- if (argc != 2) {
- com_err(argv[0], 0, "Usage: kill_file <file>");
- return;
- }
- if (check_fs_open(argv[0]))
- return;
+ ext2_ino_t inode_num;
- if (check_fs_read_write(argv[0]))
+ if (common_inode_args_process(argc, argv, &inode_num, CHECK_FS_RW))
return;
- inode_num = string_to_inode(argv[1]);
- if (!inode_num) {
- com_err(argv[0], 0, "Cannot find file");
- return;
- }
kill_file_by_inode(inode_num);
}
void do_rm(int argc, char *argv[])
{
int retval;
- ino_t inode_num;
+ ext2_ino_t inode_num;
struct ext2_inode inode;
- if (argc != 2) {
- com_err(argv[0], 0, "Usage: rm <filename>");
- return;
- }
- if (check_fs_open(argv[0]))
- return;
-
- if (check_fs_read_write(argv[0]))
+ if (common_args_process(argc, argv, 2, 2, "rm",
+ "<filename>", CHECK_FS_RW))
return;
retval = ext2fs_namei(current_fs, root, cwd, argv[1], &inode_num);
return;
}
- retval = ext2fs_read_inode(current_fs,inode_num,&inode);
- if (retval) {
- com_err(argv[0], retval, "while reading file's inode");
+ if (debugfs_read_inode(inode_num, &inode, argv[0]))
return;
- }
if (LINUX_S_ISDIR(inode.i_mode)) {
com_err(argv[0], 0, "file is a directory");
}
--inode.i_links_count;
- retval = ext2fs_write_inode(current_fs,inode_num,&inode);
- if (retval) {
- com_err(argv[0], retval, "while writing inode");
+ if (debugfs_write_inode(inode_num, &inode, argv[0]))
return;
- }
unlink_file_by_name(argv[1]);
if (inode.i_links_count == 0)
kill_file_by_inode(inode_num);
}
-void do_show_debugfs_params(int argc, char *argv[])
+struct rd_struct {
+ ext2_ino_t parent;
+ int empty;
+};
+
+static int rmdir_proc(ext2_ino_t dir EXT2FS_ATTR((unused)),
+ int entry EXT2FS_ATTR((unused)),
+ struct ext2_dir_entry *dirent,
+ int offset EXT2FS_ATTR((unused)),
+ int blocksize EXT2FS_ATTR((unused)),
+ char *buf EXT2FS_ATTR((unused)),
+ void *private)
{
- FILE *out = stdout;
+ struct rd_struct *rds = (struct rd_struct *) private;
- if (current_fs)
- fprintf(out, "Open mode: read-%s\n",
- current_fs->flags & EXT2_FLAG_RW ? "write" : "only");
- fprintf(out, "Filesystem in use: %s\n",
- current_fs ? current_fs->device_name : "--none--");
+ if (dirent->inode == 0)
+ return 0;
+ if ((ext2fs_dirent_name_len(dirent) == 1) && (dirent->name[0] == '.'))
+ return 0;
+ if ((ext2fs_dirent_name_len(dirent) == 2) && (dirent->name[0] == '.') &&
+ (dirent->name[1] == '.')) {
+ rds->parent = dirent->inode;
+ return 0;
+ }
+ rds->empty = 0;
+ return 0;
}
-void do_expand_dir(int argc, char *argv[])
+void do_rmdir(int argc, char *argv[])
{
- ino_t inode;
int retval;
+ ext2_ino_t inode_num;
+ struct ext2_inode inode;
+ struct rd_struct rds;
- if (argc != 2) {
- com_err(argv[0], 0, "Usage: expand_dir <file>");
+ if (common_args_process(argc, argv, 2, 2, "rmdir",
+ "<filename>", CHECK_FS_RW))
+ return;
+
+ retval = ext2fs_namei(current_fs, root, cwd, argv[1], &inode_num);
+ if (retval) {
+ com_err(argv[0], retval, "while trying to resolve filename");
return;
}
- if (check_fs_open(argv[0]))
+
+ if (debugfs_read_inode(inode_num, &inode, argv[0]))
return;
- inode = string_to_inode(argv[1]);
- if (!inode)
+
+ if (!LINUX_S_ISDIR(inode.i_mode)) {
+ com_err(argv[0], 0, "file is not a directory");
+ return;
+ }
+
+ rds.parent = 0;
+ rds.empty = 1;
+
+ retval = ext2fs_dir_iterate2(current_fs, inode_num, 0,
+ 0, rmdir_proc, &rds);
+ if (retval) {
+ com_err(argv[0], retval, "while iterating over directory");
+ return;
+ }
+ if (rds.empty == 0) {
+ com_err(argv[0], 0, "directory not empty");
+ return;
+ }
+
+ inode.i_links_count = 0;
+ if (debugfs_write_inode(inode_num, &inode, argv[0]))
+ return;
+
+ unlink_file_by_name(argv[1]);
+ kill_file_by_inode(inode_num);
+
+ if (rds.parent) {
+ if (debugfs_read_inode(rds.parent, &inode, argv[0]))
+ return;
+ if (inode.i_links_count > 1)
+ inode.i_links_count--;
+ if (debugfs_write_inode(rds.parent, &inode, argv[0]))
+ return;
+ }
+}
+#endif /* READ_ONLY */
+
+void do_show_debugfs_params(int argc EXT2FS_ATTR((unused)),
+ char *argv[] EXT2FS_ATTR((unused)))
+{
+ if (current_fs)
+ printf("Open mode: read-%s\n",
+ current_fs->flags & EXT2_FLAG_RW ? "write" : "only");
+ printf("Filesystem in use: %s\n",
+ current_fs ? current_fs->device_name : "--none--");
+}
+
+#ifndef READ_ONLY
+void do_expand_dir(int argc, char *argv[])
+{
+ ext2_ino_t inode;
+ int retval;
+
+ if (common_inode_args_process(argc, argv, &inode, CHECK_FS_RW))
return;
retval = ext2fs_expand_dir(current_fs, inode);
if (retval)
- com_err("ext2fs_expand_dir", retval, "");
+ com_err("ext2fs_expand_dir", retval, 0);
return;
}
void do_features(int argc, char *argv[])
{
int i;
-
+
if (check_fs_open(argv[0]))
return;
else
ext2fs_mark_super_dirty(current_fs);
}
- print_features((struct ext2fs_sb *) current_fs->super, stdout);
+ print_features(current_fs->super, stdout);
+}
+#endif /* READ_ONLY */
+
+void do_bmap(int argc, char *argv[])
+{
+ ext2_ino_t ino;
+ blk64_t blk, pblk = 0;
+ int c, err, flags = 0, ret_flags = 0;
+ errcode_t errcode;
+
+ if (check_fs_open(argv[0]))
+ return;
+
+ reset_getopt();
+ while ((c = getopt (argc, argv, "a")) != EOF) {
+ switch (c) {
+ case 'a':
+ flags |= BMAP_ALLOC;
+ break;
+ default:
+ goto print_usage;
+ }
+ }
+
+ if (argc <= optind+1) {
+ print_usage:
+ com_err(0, 0,
+ "Usage: bmap [-a] <file> logical_blk [physical_blk]");
+ return;
+ }
+
+ ino = string_to_inode(argv[optind++]);
+ if (!ino)
+ return;
+ err = strtoblk(argv[0], argv[optind++], "logical block", &blk);
+ if (err)
+ return;
+
+ if (argc > optind+1)
+ goto print_usage;
+
+ if (argc == optind+1) {
+ err = strtoblk(argv[0], argv[optind++],
+ "physical block", &pblk);
+ if (err)
+ return;
+ if (flags & BMAP_ALLOC) {
+ com_err(0, 0, "Can't set and allocate a block");
+ return;
+ }
+ flags |= BMAP_SET;
+ }
+
+ errcode = ext2fs_bmap2(current_fs, ino, 0, 0, flags, blk,
+ &ret_flags, &pblk);
+ if (errcode) {
+ com_err(argv[0], errcode,
+ "while mapping logical block %llu\n", blk);
+ return;
+ }
+ printf("%llu", pblk);
+ if (ret_flags & BMAP_RET_UNINIT)
+ fputs(" (uninit)", stdout);
+ fputc('\n', stdout);
}
-static int source_file(const char *cmd_file, int sci_idx)
+void do_imap(int argc, char *argv[])
+{
+ ext2_ino_t ino;
+ unsigned long group, block, block_nr, offset;
+
+ if (common_args_process(argc, argv, 2, 2, argv[0],
+ "<file>", 0))
+ return;
+ ino = string_to_inode(argv[1]);
+ if (!ino)
+ return;
+
+ group = (ino - 1) / EXT2_INODES_PER_GROUP(current_fs->super);
+ offset = ((ino - 1) % EXT2_INODES_PER_GROUP(current_fs->super)) *
+ EXT2_INODE_SIZE(current_fs->super);
+ block = offset >> EXT2_BLOCK_SIZE_BITS(current_fs->super);
+ if (!ext2fs_inode_table_loc(current_fs, (unsigned)group)) {
+ com_err(argv[0], 0, "Inode table for group %lu is missing\n",
+ group);
+ return;
+ }
+ block_nr = ext2fs_inode_table_loc(current_fs, (unsigned)group) +
+ block;
+ offset &= (EXT2_BLOCK_SIZE(current_fs->super) - 1);
+
+ printf("Inode %d is part of block group %lu\n"
+ "\tlocated at block %lu, offset 0x%04lx\n", ino, group,
+ block_nr, offset);
+
+}
+
+void do_idump(int argc, char *argv[])
+{
+ ext2_ino_t ino;
+ unsigned char *buf;
+ errcode_t err;
+ int isize;
+
+ if (common_args_process(argc, argv, 2, 2, argv[0],
+ "<file>", 0))
+ return;
+ ino = string_to_inode(argv[1]);
+ if (!ino)
+ return;
+
+ isize = EXT2_INODE_SIZE(current_fs->super);
+ err = ext2fs_get_mem(isize, &buf);
+ if (err) {
+ com_err(argv[0], err, "while allocating memory");
+ return;
+ }
+
+ err = ext2fs_read_inode_full(current_fs, ino,
+ (struct ext2_inode *)buf, isize);
+ if (err) {
+ com_err(argv[0], err, "while reading inode %u", ino);
+ goto err;
+ }
+
+ do_byte_hexdump(stdout, buf, isize);
+err:
+ ext2fs_free_mem(&buf);
+}
+
+#ifndef READ_ONLY
+void do_set_current_time(int argc, char *argv[])
+{
+ __s64 now;
+
+ if (common_args_process(argc, argv, 2, 2, argv[0],
+ "<time>", 0))
+ return;
+
+ now = string_to_time(argv[1]);
+ if (now == -1) {
+ com_err(argv[0], 0, "Couldn't parse argument as a time: %s\n",
+ argv[1]);
+ return;
+
+ } else {
+ printf("Setting current time to %s\n", time_to_string(now));
+ current_fs->now = now;
+ }
+}
+#endif /* READ_ONLY */
+
+static int find_supp_feature(__u32 *supp, int feature_type, char *name)
+{
+ int compat, bit, ret;
+ unsigned int feature_mask;
+
+ if (name) {
+ if (feature_type == E2P_FS_FEATURE)
+ ret = e2p_string2feature(name, &compat, &feature_mask);
+ else
+ ret = e2p_jrnl_string2feature(name, &compat,
+ &feature_mask);
+ if (ret)
+ return ret;
+
+ if (!(supp[compat] & feature_mask))
+ return 1;
+ } else {
+ for (compat = 0; compat < 3; compat++) {
+ for (bit = 0, feature_mask = 1; bit < 32;
+ bit++, feature_mask <<= 1) {
+ if (supp[compat] & feature_mask) {
+ if (feature_type == E2P_FS_FEATURE)
+ fprintf(stdout, " %s",
+ e2p_feature2string(compat,
+ feature_mask));
+ else
+ fprintf(stdout, " %s",
+ e2p_jrnl_feature2string(compat,
+ feature_mask));
+ }
+ }
+ }
+ fprintf(stdout, "\n");
+ }
+
+ return 0;
+}
+
+void do_supported_features(int argc, char *argv[])
+{
+ int ret;
+ __u32 supp[3] = { EXT2_LIB_FEATURE_COMPAT_SUPP,
+ EXT2_LIB_FEATURE_INCOMPAT_SUPP,
+ EXT2_LIB_FEATURE_RO_COMPAT_SUPP };
+ __u32 jrnl_supp[3] = { JFS_KNOWN_COMPAT_FEATURES,
+ JFS_KNOWN_INCOMPAT_FEATURES,
+ JFS_KNOWN_ROCOMPAT_FEATURES };
+
+ if (argc > 1) {
+ ret = find_supp_feature(supp, E2P_FS_FEATURE, argv[1]);
+ if (ret) {
+ ret = find_supp_feature(jrnl_supp, E2P_JOURNAL_FEATURE,
+ argv[1]);
+ }
+ if (ret)
+ com_err(argv[0], 0, "Unknown feature: %s\n", argv[1]);
+ else
+ fprintf(stdout, "Supported feature: %s\n", argv[1]);
+ } else {
+ fprintf(stdout, "Supported features:");
+ ret = find_supp_feature(supp, E2P_FS_FEATURE, NULL);
+ ret = find_supp_feature(jrnl_supp, E2P_JOURNAL_FEATURE, NULL);
+ }
+}
+
+#ifndef READ_ONLY
+void do_punch(int argc, char *argv[])
+{
+ ext2_ino_t ino;
+ blk64_t start, end;
+ int err;
+ errcode_t errcode;
+
+ if (common_args_process(argc, argv, 3, 4, argv[0],
+ "<file> start_blk [end_blk]",
+ CHECK_FS_RW | CHECK_FS_BITMAPS))
+ return;
+
+ ino = string_to_inode(argv[1]);
+ if (!ino)
+ return;
+ err = strtoblk(argv[0], argv[2], "logical block", &start);
+ if (err)
+ return;
+ if (argc == 4) {
+ err = strtoblk(argv[0], argv[3], "logical block", &end);
+ if (err)
+ return;
+ } else
+ end = ~0;
+
+ errcode = ext2fs_punch(current_fs, ino, 0, 0, start, end);
+
+ if (errcode) {
+ com_err(argv[0], errcode,
+ "while truncating inode %u from %llu to %llu\n", ino,
+ (unsigned long long) start, (unsigned long long) end);
+ return;
+ }
+}
+
+void do_fallocate(int argc, char *argv[])
+{
+ ext2_ino_t ino;
+ blk64_t start, end;
+ int err;
+ errcode_t errcode;
+
+ if (common_args_process(argc, argv, 3, 4, argv[0],
+ "<file> start_blk [end_blk]",
+ CHECK_FS_RW | CHECK_FS_BITMAPS))
+ return;
+
+ ino = string_to_inode(argv[1]);
+ if (!ino)
+ return;
+ err = strtoblk(argv[0], argv[2], "logical block", &start);
+ if (err)
+ return;
+ if (argc == 4) {
+ err = strtoblk(argv[0], argv[3], "logical block", &end);
+ if (err)
+ return;
+ } else
+ end = ~0;
+
+ errcode = ext2fs_fallocate(current_fs, EXT2_FALLOCATE_INIT_BEYOND_EOF,
+ ino, NULL, ~0ULL, start, end - start + 1);
+
+ if (errcode) {
+ com_err(argv[0], errcode,
+ "while fallocating inode %u from %llu to %llu\n", ino,
+ (unsigned long long) start, (unsigned long long) end);
+ return;
+ }
+}
+#endif /* READ_ONLY */
+
+void do_symlink(int argc, char *argv[])
+{
+ errcode_t retval;
+
+ if (common_args_process(argc, argv, 3, 3, "symlink",
+ "<filename> <target>", CHECK_FS_RW))
+ return;
+
+ retval = do_symlink_internal(current_fs, cwd, argv[1], argv[2], root);
+ if (retval)
+ com_err(argv[0], retval, 0);
+
+}
+
+#if CONFIG_MMP
+void do_dump_mmp(int argc EXT2FS_ATTR((unused)), char *argv[])
+{
+ struct mmp_struct *mmp_s;
+ unsigned long long mmp_block;
+ time_t t;
+ errcode_t retval = 0;
+
+ if (check_fs_open(argv[0]))
+ return;
+
+ if (argc > 1) {
+ char *end = NULL;
+ mmp_block = strtoull(argv[1], &end, 0);
+ if (end == argv[0] || mmp_block == 0) {
+ fprintf(stderr, "%s: invalid MMP block '%s' given\n",
+ argv[0], argv[1]);
+ return;
+ }
+ } else {
+ mmp_block = current_fs->super->s_mmp_block;
+ }
+
+ if (mmp_block == 0) {
+ fprintf(stderr, "%s: MMP: not active on this filesystem.\n",
+ argv[0]);
+ return;
+ }
+
+ if (current_fs->mmp_buf == NULL) {
+ retval = ext2fs_get_mem(current_fs->blocksize,
+ ¤t_fs->mmp_buf);
+ if (retval) {
+ com_err(argv[0], retval, "allocating MMP buffer.\n");
+ return;
+ }
+ }
+
+ mmp_s = current_fs->mmp_buf;
+
+ retval = ext2fs_mmp_read(current_fs, mmp_block, current_fs->mmp_buf);
+ if (retval) {
+ com_err(argv[0], retval, "reading MMP block %llu.\n",
+ mmp_block);
+ return;
+ }
+
+ t = mmp_s->mmp_time;
+ fprintf(stdout, "block_number: %llu\n", current_fs->super->s_mmp_block);
+ fprintf(stdout, "update_interval: %d\n",
+ current_fs->super->s_mmp_update_interval);
+ fprintf(stdout, "check_interval: %d\n", mmp_s->mmp_check_interval);
+ fprintf(stdout, "sequence: %08x\n", mmp_s->mmp_seq);
+ fprintf(stdout, "time: %lld -- %s", mmp_s->mmp_time, ctime(&t));
+ fprintf(stdout, "node_name: %s\n", mmp_s->mmp_nodename);
+ fprintf(stdout, "device_name: %s\n", mmp_s->mmp_bdevname);
+ fprintf(stdout, "magic: 0x%x\n", mmp_s->mmp_magic);
+ fprintf(stdout, "checksum: 0x%08x\n", mmp_s->mmp_checksum);
+ fprintf(stdout, "MMP is unsupported, please recompile with "
+ "--enable-mmp\n");
+}
+#else
+void do_dump_mmp(int argc EXT2FS_ATTR((unused)),
+ char *argv[] EXT2FS_ATTR((unused)))
+{
+ fprintf(stdout, "MMP is unsupported, please recompile with "
+ "--enable-mmp\n");
+}
+#endif
+
+static int source_file(const char *cmd_file, int ss_idx)
{
FILE *f;
- char buf[256];
+ char buf[BUFSIZ];
char *cp;
int exit_status = 0;
int retval;
exit(1);
}
}
+ fflush(stdout);
+ fflush(stderr);
setbuf(stdout, NULL);
setbuf(stderr, NULL);
while (!feof(f)) {
if (cp)
*cp = 0;
printf("debugfs: %s\n", buf);
- retval = ss_execute_line(sci_idx, buf);
+ retval = ss_execute_line(ss_idx, buf);
if (retval) {
- ss_perror(sci_idx, retval, buf);
+ ss_perror(ss_idx, retval, buf);
exit_status++;
}
}
+ if (f != stdin)
+ fclose(f);
return exit_status;
}
int main(int argc, char **argv)
{
int retval;
- int sci_idx;
- const char *usage = "Usage: debugfs [-b blocksize] [-s superblock] [-f cmd_file] [-R request] [-V] [[-w] [-c] device]";
+ const char *usage =
+ "Usage: %s [-b blocksize] [-s superblock] [-f cmd_file] "
+ "[-R request] [-d data_source_device] [-i] [-n] [-D] [-V] ["
+#ifndef READ_ONLY
+ "[-w] [-z undo_file] "
+#endif
+ "[-c]] [device]";
int c;
- int open_flags = 0;
+ int open_flags = EXT2_FLAG_SOFTSUPP_FEATURES | EXT2_FLAG_64BITS;
char *request = 0;
int exit_status = 0;
char *cmd_file = 0;
- blk_t superblock = 0;
- blk_t blocksize = 0;
+ blk64_t superblock = 0;
+ blk64_t blocksize = 0;
int catastrophic = 0;
- char *tmp;
-
- initialize_ext2_error_table();
- fprintf (stderr, "debugfs %s, %s for EXT2 FS %s, %s\n",
- E2FSPROGS_VERSION, E2FSPROGS_DATE,
- EXT2FS_VERSION, EXT2FS_DATE);
+ char *data_filename = 0;
+#ifdef READ_ONLY
+ const char *opt_string = "nicR:f:b:s:Vd:D";
+#else
+ const char *opt_string = "niwcR:f:b:s:Vd:Dz:";
+ char *undo_file = NULL;
+#endif
+#ifdef CONFIG_JBD_DEBUG
+ char *jbd_debug;
+#endif
- while ((c = getopt (argc, argv, "wcR:f:b:s:V")) != EOF) {
+ if (debug_prog_name == 0)
+#ifdef READ_ONLY
+ debug_prog_name = "rdebugfs";
+#else
+ debug_prog_name = "debugfs";
+#endif
+ add_error_table(&et_ext2_error_table);
+ fprintf (stderr, "%s %s (%s)\n", debug_prog_name,
+ E2FSPROGS_VERSION, E2FSPROGS_DATE);
+
+#ifdef CONFIG_JBD_DEBUG
+ jbd_debug = ss_safe_getenv("DEBUGFS_JBD_DEBUG");
+ if (jbd_debug) {
+ int res = sscanf(jbd_debug, "%d", &journal_enable_debug);
+
+ if (res != 1) {
+ fprintf(stderr,
+ "DEBUGFS_JBD_DEBUG \"%s\" not an integer\n\n",
+ jbd_debug);
+ exit(1);
+ }
+ }
+#endif
+ while ((c = getopt (argc, argv, opt_string)) != EOF) {
switch (c) {
case 'R':
request = optarg;
case 'f':
cmd_file = optarg;
break;
+ case 'd':
+ data_filename = optarg;
+ break;
+ case 'i':
+ open_flags |= EXT2_FLAG_IMAGE_FILE;
+ break;
+ case 'n':
+ open_flags |= EXT2_FLAG_IGNORE_CSUM_ERRORS;
+ break;
+#ifndef READ_ONLY
case 'w':
- open_flags = EXT2_FLAG_RW;
+ open_flags |= EXT2_FLAG_RW;
+ break;
+#endif
+ case 'D':
+ open_flags |= EXT2_FLAG_DIRECT_IO;
break;
case 'b':
- blocksize = strtoul(optarg, &tmp, 0);
- if (*tmp) {
- com_err(argv[0], 0,
- "Bad block size - %s", optarg);
- return 1;
- }
+ blocksize = parse_ulong(optarg, argv[0],
+ "block size", 0);
break;
case 's':
- superblock = strtoul(optarg, &tmp, 0);
- if (*tmp) {
- com_err(argv[0], 0,
- "Bad superblock number - %s", optarg);
+ retval = strtoblk(argv[0], optarg,
+ "superblock block number",
+ &superblock);
+ if (retval)
return 1;
- }
break;
case 'c':
catastrophic = 1;
fprintf(stderr, "\tUsing %s\n",
error_message(EXT2_ET_BASE));
exit(0);
+ case 'z':
+ undo_file = optarg;
+ break;
default:
- com_err(argv[0], 0, usage);
+ com_err(argv[0], 0, usage, debug_prog_name);
return 1;
}
}
if (optind < argc)
open_filesystem(argv[optind], open_flags,
- superblock, blocksize, catastrophic);
-
- sci_idx = ss_create_invocation("debugfs", "0.0", (char *) NULL,
+ superblock, blocksize, catastrophic,
+ data_filename, undo_file);
+
+ sci_idx = ss_create_invocation(debug_prog_name, "0.0", (char *) NULL,
&debug_cmds, &retval);
if (retval) {
ss_perror(sci_idx, retval, "creating invocation");
exit(1);
}
+ ss_get_readline(sci_idx);
(void) ss_add_request_table (sci_idx, &ss_std_requests, 1, &retval);
if (retval) {
ss_perror(sci_idx, retval, "adding standard requests");
exit (1);
}
+ if (extra_cmds)
+ ss_add_request_table (sci_idx, extra_cmds, 1, &retval);
+ if (retval) {
+ ss_perror(sci_idx, retval, "adding extra requests");
+ exit (1);
+ }
if (request) {
retval = 0;
retval = ss_execute_line(sci_idx, request);
ss_listen(sci_idx);
}
+ ss_delete_invocation(sci_idx);
+
if (current_fs)
close_filesystem();
-
+
+ remove_error_table(&et_ext2_error_table);
return exit_status;
}