#include "ss/ss.h"
#include "debugfs.h"
#include "uuid/uuid.h"
+#include "e2p/e2p.h"
+
+#include "../version.h"
extern ss_request_table debug_cmds;
ext2_filsys current_fs = NULL;
ino_t root, cwd;
-static void open_filesystem(char *device, int open_flags)
+static void open_filesystem(char *device, int open_flags, blk_t superblock,
+ blk_t blocksize, int catastrophic)
{
int retval;
+
+ if (superblock != 0 && blocksize == 0) {
+ com_err(device, 0, "if you specify the superblock, you must also specify the block size");
+ 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;
+ }
- retval = ext2fs_open(device, open_flags, 0, 0,
+ retval = ext2fs_open(device, open_flags, superblock, blocksize,
unix_io_manager, ¤t_fs);
if (retval) {
com_err(device, retval, "while opening filesystem");
current_fs = NULL;
return;
}
- retval = ext2fs_read_inode_bitmap(current_fs);
- if (retval) {
- com_err(device, retval, "while reading inode bitmap");
- goto errout;
- }
- retval = ext2fs_read_block_bitmap(current_fs);
- if (retval) {
- com_err(device, retval, "while reading block bitmap");
- goto errout;
+
+ if (catastrophic)
+ com_err(device, 0, "catastrophic mode - not reading inode or group bitmaps");
+ else {
+ retval = ext2fs_read_inode_bitmap(current_fs);
+ if (retval) {
+ com_err(device, retval, "while reading inode bitmap");
+ goto errout;
+ }
+ retval = ext2fs_read_block_bitmap(current_fs);
+ if (retval) {
+ com_err(device, retval, "while reading block bitmap");
+ goto errout;
+ }
}
root = cwd = EXT2_ROOT_INO;
return;
void do_open_filesys(int argc, char **argv)
{
- const char *usage = "Usage: open [-w] <device>";
+ const char *usage = "Usage: open [-s superblock] [-b blocksize] [-c] [-w] <device>";
int c;
+ 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, "w")) != EOF) {
+ while ((c = getopt (argc, argv, "wfcb:s:")) != EOF) {
switch (c) {
case 'w':
- open_flags = EXT2_FLAG_RW;
+ open_flags |= EXT2_FLAG_RW;
+ break;
+ case 'f':
+ open_flags |= EXT2_FLAG_FORCE;
+ break;
+ case 'c':
+ catastrophic = 1;
+ break;
+ case 'b':
+ blocksize = strtoul(optarg, &tmp, 0);
+ if (*tmp) {
+ com_err(argv[0], 0,
+ "Bad block size - %s", optarg);
+ return;
+ }
+ break;
+ case 's':
+ superblock = strtoul(optarg, &tmp, 0);
+ if (*tmp) {
+ com_err(argv[0], 0,
+ "Bad superblock number - %s", optarg);
+ return;
+ }
break;
default:
com_err(argv[0], 0, usage);
}
if (check_fs_not_open(argv[0]))
return;
- open_filesystem(argv[optind], open_flags);
+ open_filesystem(argv[optind], open_flags,
+ superblock, blocksize, catastrophic);
+}
+
+void do_lcd(int argc, char **argv)
+{
+ const char *usage = "Usage: lcd <native dir>";
+
+ if (argc != 2) {
+ com_err(argv[0], 0, usage);
+ return;
+ }
+
+ if (chdir(argv[1]) == -1) {
+ com_err(argv[0], errno,
+ "while trying to change native directory to %s",
+ argv[1]);
+ return;
+ }
}
static void close_filesystem(NOARGS)
return;
}
+static void print_features(struct ext2fs_sb * s, FILE *f)
+{
+#ifdef EXT2_DYNAMIC_REV
+ int i, j, printed=0;
+__u32 *mask = &s->s_feature_compat, m;
+
+ printf ("Filesystem features:");
+ for (i=0; i <3; i++,mask++) {
+ for (j=0,m=1; j < 32; j++, m<<=1) {
+ if (*mask & m) {
+ fprintf(f, " %s", e2p_feature2string(i, m));
+ printed++;
+ }
+ }
+ }
+ if (printed == 0)
+ printf("(none)");
+ printf("\n");
+#endif
+}
+
void do_show_super_stats(int argc, char *argv[])
{
int 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]";
- if (argc > 1) {
- com_err(argv[0], 0, "Usage: show_super");
+ optind = 0;
+#ifdef HAVE_OPTRESET
+ optreset = 1; /* Makes BSD getopt happy */
+#endif
+ while ((c = getopt (argc, argv, "h")) != EOF) {
+ switch (c) {
+ case 'h':
+ header_only++;
+ break;
+ default:
+ com_err(argv[0], 0, usage);
+ return;
+ }
+ }
+ if (optind != argc) {
+ com_err(argv[0], 0, usage);
return;
}
if (check_fs_open(argv[0]))
else
strcpy(buf, none);
fprintf(out, "Filesystem UUID = %s\n", buf);
+ print_features(sb, out);
fprintf(out, "Last mount time = %s", time_to_string(sb->s_mtime));
fprintf(out, "Last write time = %s", time_to_string(sb->s_wtime));
fprintf(out, "Mount counts = %d (maximal = %d)\n",
(current_fs->group_desc_count != 1) ? "s" : "",
current_fs->desc_blocks,
(current_fs->desc_blocks != 1) ? "s" : "");
+
+ if (header_only) {
+ close_pager(out);
+ return;
+ }
gdp = ¤t_fs->group_desc[0];
for (i = 0; i < current_fs->group_desc_count; i++, gdp++)
close_pager(out);
}
-void do_dirty_filesys(int argc, char *argv[])
+void do_dirty_filesys(int argc, char **argv)
{
if (check_fs_open(argv[0]))
return;
-
+ if (check_fs_read_write(argv[0]))
+ return;
+
+ if (argv[1] && !strcmp(argv[1], "-clean"))
+ current_fs->super->s_state |= EXT2_VALID_FS;
+ else
+ current_fs->super->s_state &= ~EXT2_VALID_FS;
ext2fs_mark_super_dirty(current_fs);
}
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 Version: %d\n",
- inode.i_mode & 0777, inode.i_flags, inode.i_version);
- fprintf(out, "User: %5d Group: %5d Size: %d\n",
- inode.i_uid, inode.i_gid, inode.i_size);
+ 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,
"File ACL: %d Directory ACL: %d Translator: %d\n",
- inode.i_file_acl, inode.i_dir_acl,
+ inode.i_file_acl, LINUX_S_ISDIR(inode.i_mode) ? inode.i_dir_acl : 0,
inode.osd1.hurd1.h_i_translator);
else
fprintf(out, "File ACL: %d Directory ACL: %d\n",
- inode.i_file_acl, inode.i_dir_acl);
+ 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);
switch (os) {
retval = ext2fs_read_inode(current_fs, inode, &inode_buf);
if (retval)
{
- com_err(argv[0], 0, "Reading inode");
+ com_err(argv[0], retval, "while trying to read inode %d", inode);
return;
}
retval = ext2fs_read_inode(current_fs, inode, &inode_buf);
if (retval) {
- com_err(argv[0], 0, "while trying to read inode %d", inode);
+ com_err(argv[0], retval, "while trying to read inode %d",
+ inode);
return;
}
memset(&inode_buf, 0, sizeof(inode_buf));
}
if (check_fs_open(argv[0]))
return;
+ if (check_fs_bitmaps(argv[0]))
+ return;
inode = string_to_inode(argv[1]);
if (!inode)
return;
}
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");
modify_u32(argv[0], "Reserved1", decimal_format, &inode.i_reserved1);
#endif
modify_u32(argv[0], "File acl", decimal_format, &inode.i_file_acl);
- modify_u32(argv[0], "Directory acl", decimal_format, &inode.i_dir_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], "Translator Block",
{
ext2_file_t e2_file;
errcode_t retval;
- int got, written;
+ unsigned int got, written;
char buf[8192];
char *ptr;
return;
}
+ if (check_fs_read_write(argv[0]))
+ return;
+
cp = strrchr(argv[1], '/');
if (cp) {
*cp = 0;
if (check_fs_open(argv[0]))
return;
+ if (check_fs_read_write(argv[0]))
+ return;
+
inode_num = string_to_inode(argv[1]);
if (!inode_num) {
com_err(argv[0], 0, "Cannot find file");
if (check_fs_open(argv[0]))
return;
+ if (check_fs_read_write(argv[0]))
+ return;
+
retval = ext2fs_namei(current_fs, root, cwd, argv[1], &inode_num);
if (retval) {
- com_err(argv[0], 0, "Cannot find file");
+ com_err(argv[0], retval, "while trying to resolve filename");
return;
}
return;
}
+void do_features(int argc, char *argv[])
+{
+ int i;
+
+ if (check_fs_open(argv[0]))
+ return;
+
+ if ((argc != 1) && check_fs_read_write(argv[0]))
+ return;
+ for (i=1; i < argc; i++) {
+ if (e2p_edit_feature(argv[i],
+ ¤t_fs->super->s_feature_compat, 0))
+ com_err(argv[0], 0, "Unknown feature: %s\n",
+ argv[i]);
+ else
+ ext2fs_mark_super_dirty(current_fs);
+ }
+ print_features((struct ext2fs_sb *) current_fs->super, stdout);
+}
+
static int source_file(const char *cmd_file, int sci_idx)
{
FILE *f;
{
int retval;
int sci_idx;
- const char *usage = "Usage: debugfs [[-w] device]";
+ const char *usage = "Usage: debugfs [-b blocksize] [-s superblock] [-f cmd_file] [-R request] [-V] [[-w] [-c] device]";
int c;
int open_flags = 0;
char *request = 0;
int exit_status = 0;
char *cmd_file = 0;
+ blk_t superblock = 0;
+ blk_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);
- while ((c = getopt (argc, argv, "wR:f:")) != EOF) {
+ while ((c = getopt (argc, argv, "wcR:f:b:s:V")) != EOF) {
switch (c) {
case 'R':
request = optarg;
case 'w':
open_flags = EXT2_FLAG_RW;
break;
+ case 'b':
+ blocksize = strtoul(optarg, &tmp, 0);
+ if (*tmp) {
+ com_err(argv[0], 0,
+ "Bad block size - %s", optarg);
+ return 1;
+ }
+ break;
+ case 's':
+ superblock = strtoul(optarg, &tmp, 0);
+ if (*tmp) {
+ com_err(argv[0], 0,
+ "Bad superblock number - %s", optarg);
+ return 1;
+ }
+ break;
+ case 'c':
+ catastrophic = 1;
+ break;
+ case 'V':
+ /* Print version number and exit */
+ fprintf(stderr, "\tUsing %s\n",
+ error_message(EXT2_ET_BASE));
+ exit(0);
default:
com_err(argv[0], 0, usage);
return 1;
}
}
if (optind < argc)
- open_filesystem(argv[optind], open_flags);
+ open_filesystem(argv[optind], open_flags,
+ superblock, blocksize, catastrophic);
sci_idx = ss_create_invocation("debugfs", "0.0", (char *) NULL,
&debug_cmds, &retval);
if (current_fs)
close_filesystem();
- exit(exit_status);
+ return exit_status;
}
-