/// open device
static void fs_open(char* device){
errcode_t retval;
int use_superblock = 0;
int use_blocksize = 0;
int flags;
flags = EXT2_FLAG_JOURNAL_DEV_OK | EXT2_FLAG_SOFTSUPP_FEATURES;
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, flags, use_superblock, use_blocksize, unix_io_manager, &fs);
if (!retval)
break;
}
} else
retval = ext2fs_open (device, flags, use_superblock, use_blocksize, unix_io_manager, &fs);
if (retval)
log_mesg(0, 1, 1, fs_opt.debug, "%s: Couldn't find valid filesystem superblock.\n", __FILE__);
ext2fs_mark_valid(fs);
if(fs_opt.ignore_fschk){
log_mesg(1, 0, 0, fs_opt.debug, "%s: Ignore filesystem check\n", __FILE__);
} else {
if ((fs->super->s_state & EXT2_ERROR_FS) || !ext2fs_test_valid(fs))
log_mesg(0, 1, 1, fs_opt.debug, "%s: FS contains a file system with errors\n", __FILE__);
else if ((fs->super->s_state & EXT2_VALID_FS) == 0)
log_mesg(0, 1, 1, fs_opt.debug, "%s: FS was not cleanly unmounted\n", __FILE__);
else if ((fs->super->s_max_mnt_count > 0) && (fs->super->s_mnt_count >= (unsigned) fs->super->s_max_mnt_count)) {
log_mesg(0, 1, 1, fs_opt.debug, "%s: FS has been mounted %"PRIu16" times without being checked\n", __FILE__, fs->super->s_mnt_count);
}
}
}
int main (int argc, char ** argv)
{
errcode_t retval;
ext2_filsys fs;
io_manager io_ptr;
add_error_table(&et_ext2_error_table);
blkid_get_cache(&cache, NULL);
PRS(argc, argv);
#ifdef CONFIG_TESTIO_DEBUG
if (getenv("TEST_IO_FLAGS") || getenv("TEST_IO_BLOCK")) {
io_ptr = test_io_manager;
test_io_backing_manager = unix_io_manager;
} else
#endif
io_ptr = unix_io_manager;
retval = ext2fs_open (device_name, open_flag, 0, 0, io_ptr, &fs);
if (retval)
exit(1);
if (root_type)
get_root_type(fs);
remove_error_table(&et_ext2_error_table);
return (ext2fs_close (fs) ? 1 : 0);
}
int extfs_mount(char *partition, char *mntbuf, char *fsbuf, int flags, char *mntinfo)
{
blk_t use_superblock=0;
int use_blocksize=0;
ext2_filsys fs;
int origextfstype;
char fsname[32];
msgprintf(MSG_DEBUG1, "extfs_mount(partition=[%s], mnt=[%s], fsbuf=[%s])\n", partition, mntbuf, fsbuf);
if (ext2fs_open(partition, EXT2_FLAG_JOURNAL_DEV_OK | EXT2_FLAG_SOFTSUPP_FEATURES, use_superblock, use_blocksize, unix_io_manager, &fs)!=0)
{ msgprintf(MSG_DEBUG1, "ext2fs_open(%s) failed\n", partition);
return -1;
}
origextfstype=extfs_get_fstype_from_compat_flags((u64)fs->super->s_feature_compat,
(u64)fs->super->s_feature_incompat, (u64)fs->super->s_feature_ro_compat);
snprintf(fsname, sizeof(fsname), "%s", format_fstype(origextfstype));
msgprintf(MSG_VERB2, "the filesystem of [%s] type determined by the features is [%s]\n", partition, fsname);
ext2fs_close(fs);
if (strcmp(fsname, fsbuf)!=0)
{ msgprintf(MSG_DEBUG1, "extfs_mount: the filesystem requested [%s] does not match the filesystem detected [%s]\n", fsbuf, fsname);
return -1;
}
return generic_mount(partition, mntbuf, fsbuf, "user_xattr,acl", flags);
}
main(int argc, char **argv)
{
errcode_t retval;
char *device_name;
ext2_filsys fs;
if (argc < 2) {
fprintf(stderr, "Usage: %s filesystem\n", argv[0]);
exit(1);
}
device_name = argv[1];
retval = ext2fs_open (device_name, EXT2_FLAG_RW, 0, 0,
unix_io_manager, &fs);
if (retval) {
com_err(argv[0], retval, "while opening %s", device_name);
exit(1);
}
retval = ext2fs_add_journal_inode(fs, 1024, 0);
if (retval) {
com_err(argv[0], retval, "while adding journal to %s",
device_name);
exit(1);
}
retval = ext2fs_flush(fs);
if (retval) {
printf("Warning, had trouble writing out superblocks.\n");
}
ext2fs_close(fs);
exit(0);
}
void * op_init (struct fuse_conn_info *conn)
{
errcode_t rc;
struct fuse_context *cntx=fuse_get_context();
struct extfs_data *e2data=cntx->private_data;
debugf("enter %s", e2data->device);
rc = ext2fs_open(e2data->device,
(e2data->readonly) ? 0 : EXT2_FLAG_RW,
0, 0, unix_io_manager, &e2data->e2fs);
if (rc) {
debugf("Error while trying to open %s", e2data->device);
exit(1);
}
#if 1
if (e2data->readonly != 1)
#endif
rc = ext2fs_read_bitmaps(e2data->e2fs);
if (rc) {
debugf("Error while reading bitmaps");
ext2fs_close(e2data->e2fs);
exit(1);
}
debugf("FileSystem %s", (e2data->e2fs->flags & EXT2_FLAG_RW) ? "Read&Write" : "ReadOnly");
debugf("leave");
return e2data;
}
int main (int argc, char ** argv)
{
errcode_t retval;
ext2_filsys fs;
io_manager io_ptr;
initialize_ext2_error_table();
blkid_get_cache(&cache, NULL);
PRS(argc, argv);
#ifdef CONFIG_TESTIO_DEBUG
io_ptr = test_io_manager;
test_io_backing_manager = unix_io_manager;
#else
io_ptr = unix_io_manager;
#endif
retval = ext2fs_open (device_name, open_flag, 0, 0, io_ptr, &fs);
if (retval)
exit(1);
if (root_type)
get_root_type(fs);
return (ext2fs_close (fs) ? 1 : 0);
}
int extfs_get_reqmntopt(char *partition, cstrlist *reqopt, cstrlist *badopt)
{
blk_t use_superblock=0;
int use_blocksize=0;
u32 defmntoptmask;
ext2_filsys fs;
if (!reqopt || !badopt)
return -1;
// check the "default mount options"
if (ext2fs_open(partition, EXT2_FLAG_JOURNAL_DEV_OK | EXT2_FLAG_SOFTSUPP_FEATURES, use_superblock, use_blocksize, unix_io_manager, &fs)!=0)
return -1;
defmntoptmask=fs->super->s_default_mount_opts;
if (!(defmntoptmask&EXT2_DEFM_XATTR_USER))
strlist_add(reqopt, "user_xattr");
if (!(defmntoptmask&EXT2_DEFM_ACL))
strlist_add(reqopt, "acl");
strlist_add(badopt, "nouser_xattr");
strlist_add(badopt, "noacl");
ext2fs_close(fs);
return 0;
}
int e2fsck_run_ext3_journal(e2fsck_t ctx)
{
io_manager io_ptr = ctx->fs->io->manager;
int blocksize = ctx->fs->blocksize;
errcode_t retval, recover_retval;
io_stats stats = 0;
unsigned long long kbytes_written = 0;
printf(_("%s: recovering journal\n"), ctx->device_name);
if (ctx->options & E2F_OPT_READONLY) {
printf(_("%s: won't do journal recovery while read-only\n"),
ctx->device_name);
return EXT2_ET_FILE_RO;
}
if (ctx->fs->flags & EXT2_FLAG_DIRTY)
ext2fs_flush(ctx->fs); /* Force out any modifications */
recover_retval = recover_ext3_journal(ctx);
/*
* Reload the filesystem context to get up-to-date data from disk
* because journal recovery will change the filesystem under us.
*/
if (ctx->fs->super->s_kbytes_written &&
ctx->fs->io->manager->get_stats)
ctx->fs->io->manager->get_stats(ctx->fs->io, &stats);
if (stats && stats->bytes_written)
kbytes_written = stats->bytes_written >> 10;
ext2fs_mmp_stop(ctx->fs);
ext2fs_free(ctx->fs);
retval = ext2fs_open(ctx->filesystem_name, EXT2_FLAG_RW,
ctx->superblock, blocksize, io_ptr,
&ctx->fs);
if (retval) {
com_err(ctx->program_name, retval,
_("while trying to re-open %s"),
ctx->device_name);
fatal_error(ctx, 0);
}
ctx->fs->priv_data = ctx;
ctx->fs->now = ctx->now;
ctx->fs->flags |= EXT2_FLAG_MASTER_SB_ONLY;
ctx->fs->super->s_kbytes_written += kbytes_written;
/* Set the superblock flags */
e2fsck_clear_recover(ctx, recover_retval);
/*
* Do one last sanity check, and propagate journal->s_errno to
* the EXT2_ERROR_FS flag in the fs superblock if needed.
*/
retval = e2fsck_check_ext3_journal(ctx);
return retval ? retval : recover_retval;
}
errcode_t ext2fs_run_ext3_journal(ext2_filsys *fsp)
{
ext2_filsys fs = *fsp;
io_manager io_ptr = fs->io->manager;
errcode_t retval, recover_retval;
io_stats stats = 0;
unsigned long long kbytes_written = 0;
char *fsname;
int fsflags;
int fsblocksize;
if (!(fs->flags & EXT2_FLAG_RW))
return EXT2_ET_FILE_RO;
if (fs->flags & EXT2_FLAG_DIRTY)
ext2fs_flush(fs); /* Force out any modifications */
recover_retval = recover_ext3_journal(fs);
/*
* Reload the filesystem context to get up-to-date data from disk
* because journal recovery will change the filesystem under us.
*/
if (fs->super->s_kbytes_written &&
fs->io->manager->get_stats)
fs->io->manager->get_stats(fs->io, &stats);
if (stats && stats->bytes_written)
kbytes_written = stats->bytes_written >> 10;
ext2fs_mmp_stop(fs);
fsname = strdup(fs->device_name);
fsflags = fs->flags;
fsblocksize = fs->blocksize;
ext2fs_free(fs);
retval = ext2fs_open(fsname, fsflags,
0, fsblocksize, io_ptr,
fsp);
free(fsname);
if (retval)
return retval;
fs = *fsp;
fs->flags |= EXT2_FLAG_MASTER_SB_ONLY;
fs->super->s_kbytes_written += kbytes_written;
/* Set the superblock flags */
ext2fs_clear_recover(fs, recover_retval != 0);
/*
* Do one last sanity check, and propagate journal->s_errno to
* the EXT2_ERROR_FS flag in the fs superblock if needed.
*/
retval = ext2fs_check_ext3_journal(fs);
return retval ? retval : recover_retval;
}
int main (int argc, char *argv[])
{
errcode_t retval = 0;
int exit_value = 0;
int i;
ext2_filsys fs;
ext2_inode_scan scan;
ext2_ino_t ino;
struct ext2_inode inode;
printf(_("size of inode=%d\n"), sizeof(inode));
device_name = "/dev/hda3";
init_resource_track(&global_rtrack);
retval = ext2fs_open(device_name, 0,
0, 0, unix_io_manager, &fs);
if (retval) {
com_err(argv[0], retval, _("while trying to open %s"),
device_name);
exit(1);
}
retval = ext2fs_open_inode_scan(fs, 0, &scan);
if (retval) {
com_err(argv[0], retval, _("while opening inode scan"));
exit(1);
}
retval = ext2fs_get_next_inode(scan, &ino, &inode);
if (retval) {
com_err(argv[0], retval, _("while starting inode scan"));
exit(1);
}
while (ino) {
if (!inode.i_links_count)
goto next;
printf("%lu\n", inode.i_blocks);
next:
retval = ext2fs_get_next_inode(scan, &ino, &inode);
if (retval) {
com_err(argv[0], retval,
_("while doing inode scan"));
exit(1);
}
}
ext2fs_close(fs);
print_resource_track(&global_rtrack);
return exit_value;
}
static int open_filesystem(char *device)
{
int retval;
io_manager io_ptr = unix_io_manager;
retval = ext2fs_open(device, 0, 0, 0, io_ptr, ¤t_fs);
if (retval) {
fprintf(stderr, "Error while opening filesystem: %d\n", retval);
return retval;
}
return 0;
}
int main (int argc, char *argv[])
{
char* prgname = "iscan";
errcode_t retval = 0;
int exit_value = FSCK_OK;
ext2_filsys fs;
ext2_ino_t ino;
__u32 num_inodes = 0;
struct ext2_inode inode;
ext2_inode_scan scan;
program_name = prgname;
init_resource_track(&global_rtrack);
PRS(argc, argv);
retval = ext2fs_open(device_name, 0,
0, 0, unix_io_manager, &fs);
if (retval) {
com_err(program_name, retval, _("while trying to open %s"),
device_name);
exit(1);
}
ehandler_init(fs->io);
retval = ext2fs_open_inode_scan(fs, inode_buffer_blocks, &scan);
if (retval) {
com_err(program_name, retval, _("while opening inode scan"));
exit(1);
}
while (1) {
retval = ext2fs_get_next_inode(scan, &ino, &inode);
if (retval) {
com_err(program_name, retval,
_("while getting next inode"));
exit(1);
}
if (ino == 0)
break;
num_inodes++;
}
print_resource_track(NULL, &global_rtrack);
printf(_("%u inodes scanned.\n"), num_inodes);
exit(0);
}
const char *ext2_uuid(char *device)
{
errcode_t e2fserr;
ext2_filsys fs;
const char *uuid;
e2fserr = ext2fs_open(device, 0, 0, 0, unix_io_manager, &fs);
if (e2fserr) {
uuid = "<none>";
}
else {
uuid = uuid2str(fs->super->s_uuid);
e2fserr = ext2fs_close(fs);
}
return uuid;
}
int main(int argc, char **argv) {
ext2_filsys fs;
ext2fs_generic_bitmap bitmap;
size_t size;
ext2fs_open(argv[1], 0, 0, 0, unix_io_manager, &fs);
ext2fs_read_bitmaps(fs);
ext2fs_get_mem(sizeof(struct ext2fs_struct_generic_bitmap), &bitmap);
memcpy(bitmap, fs->block_map, sizeof(struct ext2fs_struct_generic_bitmap));
size = (size_t) (((bitmap->real_end - bitmap->start) / 8) + 1);
printf("sBlock: %u\n", fs->blocksize);
printf("sBitmap: %u\n", bitmap->real_end - bitmap->start + 1);
printf("bitmap: ");
fwrite(bitmap->bitmap, 1, size, stdout);
ext2fs_close(fs);
return 0;
}
int extfs_test(char *partition, int extfstype) // returns true if it's that sort of filesystem
{
blk_t use_superblock=0;
int use_blocksize=0;
int extfstypedetected;
ext2_filsys fs;
if (ext2fs_open(partition, EXT2_FLAG_JOURNAL_DEV_OK | EXT2_FLAG_SOFTSUPP_FEATURES, use_superblock, use_blocksize, unix_io_manager, &fs)!=0)
return false;
extfstypedetected=extfs_get_fstype_from_compat_flags((u64)fs->super->s_feature_compat,
(u64)fs->super->s_feature_incompat, (u64)fs->super->s_feature_ro_compat);
msgprintf(MSG_DEBUG1, "the filesystem type determined by the extfs features is [%s]\n", format_fstype(extfstypedetected));
ext2fs_close(fs);
// if detected is what is tested, say yes
return (extfstypedetected==extfstype);
}
int e2fsck_run_ext3_journal(e2fsck_t ctx)
{
io_manager io_ptr = ctx->fs->io->manager;
int blocksize = ctx->fs->blocksize;
errcode_t retval, recover_retval;
printf(_("%s: recovering journal\n"), ctx->device_name);
if (ctx->options & E2F_OPT_READONLY) {
printf(_("%s: won't do journal recovery while read-only\n"),
ctx->device_name);
return EXT2_ET_FILE_RO;
}
if (ctx->fs->flags & EXT2_FLAG_DIRTY)
ext2fs_flush(ctx->fs); /* Force out any modifications */
recover_retval = recover_ext3_journal(ctx);
/*
* Reload the filesystem context to get up-to-date data from disk
* because journal recovery will change the filesystem under us.
*/
ext2fs_close(ctx->fs);
retval = ext2fs_open(ctx->filesystem_name, EXT2_FLAG_RW,
ctx->superblock, blocksize, io_ptr,
&ctx->fs);
if (retval) {
com_err(ctx->program_name, retval,
_("while trying to re-open %s"),
ctx->device_name);
fatal_error(ctx, 0);
}
ctx->fs->priv_data = ctx;
ctx->fs->now = ctx->now;
ctx->fs->flags |= EXT2_FLAG_MASTER_SB_ONLY;
/* Set the superblock flags */
e2fsck_clear_recover(ctx, recover_retval);
return recover_retval;
}
/**********************************************************************
Function :check_ext2_usb
Descriptor :
Input : part: partition
Output : none
return : 0: success
1: not ext2
2: ext2,but lost file
Notice :
**********************************************************************/
int check_ext2_usb(int part)
{
int nfile;
char *filename_kernel = "vmlinux.ub";
int dev=0;
block_dev_desc_t *dev_desc=NULL;
int part_length;
dev_desc = get_dev("usb",0); //first partition
if (dev_desc == NULL)
{
printf ("[error]: Block dev not supported\n");
return(1);
}
part_length = ext2fs_set_blk_dev(dev_desc, part);
if (part_length == 0)
{
ext2fs_close();
return(1);
}
if (!ext2fs_mount(part_length)) //if ext2 type
{
ext2fs_close();
return(1);
}
if (ext2fs_open(filename_kernel) < 0)
{
printf("[error]:Kernel not found %s ...\n", filename_kernel);
ext2fs_close();
return(2);
}
ext2fs_close();
return(0);
}
static BT_HANDLE ext2_open(BT_HANDLE hMount, const BT_i8 *szpPath, BT_u32 ulModeFlags, BT_ERROR *pError) {
if(!hMount) {
if(pError) *pError = BT_ERR_GENERIC;
goto err_out;
}
BT_EXT2_FILE *pFile = (BT_EXT2_FILE *) BT_CreateHandle(&oFileHandleInterface, sizeof(BT_EXT2_FILE), pError);
if(!pFile) {
*pError = BT_ERR_NO_MEMORY;
goto err_out;
}
pFile->pMount = (BT_EXT2_MOUNT *)hMount;
if(ext2fs_open((char *)szpPath) < 0)
{
if(pError) *pError = BT_ERR_GENERIC;
goto err_free_out;
}
return (BT_HANDLE) pFile;
err_free_out:
BT_DestroyHandle((BT_HANDLE)pFile);
err_out:
return NULL;
}
/* function taken from anaconda/isys.c */
static PyObject *
_sysutils_e2fslabel(PyObject * s, PyObject * args)
{
char * device;
ext2_filsys fsys;
char buf[50];
int rc;
if (!PyArg_ParseTuple(args, "s", &device)) return NULL;
rc = ext2fs_open(device, EXT2_FLAG_FORCE, 0, 0, unix_io_manager, &fsys);
if (rc) {
Py_INCREF(Py_None);
return Py_None;
}
memset(buf, 0, sizeof(buf));
strncpy(buf, fsys->super->s_volume_name, sizeof(fsys->super->s_volume_name));
ext2fs_close(fsys);
return Py_BuildValue("s", buf);
}
dir_partition_t dir_partition_ext2_init(disk_t *disk_car, const partition_t *partition, dir_data_t *dir_data, const int verbose)
{
#if defined(HAVE_LIBEXT2FS)
struct ext2_dir_struct *ls=(struct ext2_dir_struct *)MALLOC(sizeof(*ls));
io_channel ioch;
my_data_t *my_data;
ls->dir_list=NULL;
/* ls->flags = DIRENT_FLAG_INCLUDE_EMPTY; */
ls->flags = DIRENT_FLAG_INCLUDE_REMOVED;
ls->dir_data=dir_data;
my_data=(my_data_t *)MALLOC(sizeof(*my_data));
my_data->partition=partition;
my_data->disk_car=disk_car;
ioch=alloc_io_channel(disk_car,my_data);
shared_ioch=&ioch;
/* An alternate superblock may be used if the calling function has set an IO redirection */
if(ext2fs_open ("/dev/testdisk", 0, 0, 0, &my_struct_manager, &ls->current_fs)!=0)
{
// free(my_data);
free(ls);
return DIR_PART_EIO;
}
strncpy(dir_data->current_directory,"/",sizeof(dir_data->current_directory));
dir_data->current_inode=EXT2_ROOT_INO;
dir_data->param=FLAG_LIST_DELETED;
dir_data->verbose=verbose;
dir_data->capabilities=CAPA_LIST_DELETED;
dir_data->get_dir=ext2_dir;
dir_data->copy_file=ext2_copy;
dir_data->close=&dir_partition_ext2_close;
dir_data->local_dir=NULL;
dir_data->private_dir_data=ls;
return DIR_PART_OK;
#else
return DIR_PART_ENOSYS;
#endif
}
void make_journal_device(char *journal_device, ext2_filsys fs, int quiet, int force)
{
errcode_t retval;
ext2_filsys jfs;
io_manager io_ptr;
check_plausibility(journal_device, force);
check_mount(journal_device, force, "journal");
io_ptr = unix_io_manager;
retval = ext2fs_open(journal_device, EXT2_FLAG_RW|
EXT2_FLAG_JOURNAL_DEV_OK, 0,
fs->blocksize, io_ptr, &jfs);
if (retval)
bb_error_msg_and_die("can't journal device %s", journal_device);
if (!quiet)
printf("Adding journal to device %s: ", journal_device);
fflush(stdout);
retval = ext2fs_add_journal_device(fs, jfs);
if (retval)
bb_error_msg_and_die("\nFailed to add journal to device %s", journal_device);
if (!quiet)
puts("done");
ext2fs_close(jfs);
}
long
open_filesystem(char *name, ext2_filsys *fs, ext2_ino_t *root, int rw_mode)
{
int retval;
int closeval;
if ((retval = ext2fs_open(name, (rw_mode) ? EXT2_FLAG_RW : 0, 0, 0,
unix_io_manager, fs)))
{
fprintf(stderr, "%s\n", error_message(retval));
*fs = NULL;
return retval;
}
if ((retval = ext2fs_read_inode_bitmap(*fs)))
{
fprintf(stderr, "%s\n", error_message(retval));
if ((closeval = ext2fs_close(*fs)))
fputs(error_message(closeval), stderr);
*fs = NULL;
return retval;
}
if ((retval = ext2fs_read_block_bitmap(*fs)))
{
fprintf(stderr, "%s\n", error_message(retval));
if ((closeval = ext2fs_close(*fs)))
fputs(error_message(closeval), stderr);
*fs = NULL;
return retval;
}
*root = EXT2_ROOT_INO;
return(0);
}
/*
* Remove an external journal from the filesystem
*/
static void remove_journal_device(ext2_filsys fs)
{
char *journal_path;
ext2_filsys jfs;
char buf[1024];
journal_superblock_t *jsb;
int i, nr_users;
errcode_t retval;
int commit_remove_journal = 0;
if (f_flag)
commit_remove_journal = 1; /* force removal even if error */
uuid_unparse(fs->super->s_journal_uuid, buf);
journal_path = get_spec_by_uuid(buf);
if (!journal_path) {
journal_path =
ext2fs_find_block_device(fs->super->s_journal_dev);
if (!journal_path)
return;
}
retval = ext2fs_open(journal_path, EXT2_FLAG_RW|
EXT2_FLAG_JOURNAL_DEV_OK, 0,
fs->blocksize, unix_io_manager, &jfs);
if (retval) {
com_err(program_name, retval,
_("while trying to open external journal"));
goto no_valid_journal;
}
if (!(jfs->super->s_feature_incompat & EXT3_FEATURE_INCOMPAT_JOURNAL_DEV)) {
fprintf(stderr, _("%s is not a journal device.\n"),
journal_path);
goto no_valid_journal;
}
/* Get the journal superblock */
if ((retval = io_channel_read_blk(jfs->io, 1, -1024, buf))) {
com_err(program_name, retval,
_("while reading journal superblock"));
goto no_valid_journal;
}
jsb = (journal_superblock_t *) buf;
if ((jsb->s_header.h_magic != (unsigned) ntohl(JFS_MAGIC_NUMBER)) ||
(jsb->s_header.h_blocktype != (unsigned) ntohl(JFS_SUPERBLOCK_V2))) {
fprintf(stderr, _("Journal superblock not found!\n"));
goto no_valid_journal;
}
/* Find the filesystem UUID */
nr_users = ntohl(jsb->s_nr_users);
for (i=0; i < nr_users; i++) {
if (memcmp(fs->super->s_uuid,
&jsb->s_users[i*16], 16) == 0)
break;
}
if (i >= nr_users) {
fprintf(stderr,
_("Filesystem's UUID not found on journal device.\n"));
commit_remove_journal = 1;
goto no_valid_journal;
}
nr_users--;
for (i=0; i < nr_users; i++)
memcpy(&jsb->s_users[i*16], &jsb->s_users[(i+1)*16], 16);
jsb->s_nr_users = htonl(nr_users);
/* Write back the journal superblock */
if ((retval = io_channel_write_blk(jfs->io, 1, -1024, buf))) {
com_err(program_name, retval,
"while writing journal superblock.");
goto no_valid_journal;
}
commit_remove_journal = 1;
no_valid_journal:
if (commit_remove_journal == 0) {
fprintf(stderr, _("Journal NOT removed\n"));
exit(1);
}
fs->super->s_journal_dev = 0;
memset(fs->super->s_journal_uuid, 0,
sizeof(fs->super->s_journal_uuid));
ext2fs_mark_super_dirty(fs);
printf(_("Journal removed\n"));
free(journal_path);
}
int main (int argc, char ** argv)
{
errcode_t retval;
ext2_filsys fs;
int print_badblocks = 0;
blk64_t use_superblock = 0;
int use_blocksize = 0;
int image_dump = 0;
int force = 0;
int flags;
int header_only = 0;
int c;
#ifdef ENABLE_NLS
setlocale(LC_MESSAGES, "");
setlocale(LC_CTYPE, "");
bindtextdomain(NLS_CAT_NAME, LOCALEDIR);
textdomain(NLS_CAT_NAME);
set_com_err_gettext(gettext);
#endif
add_error_table(&et_ext2_error_table);
fprintf (stderr, "dumpe2fs %s (%s)\n", E2FSPROGS_VERSION,
E2FSPROGS_DATE);
if (argc && *argv)
program_name = *argv;
while ((c = getopt (argc, argv, "bfhixVo:")) != EOF) {
switch (c) {
case 'b':
print_badblocks++;
break;
case 'f':
force++;
break;
case 'h':
header_only++;
break;
case 'i':
image_dump++;
break;
case 'o':
parse_extended_opts(optarg, &use_superblock,
&use_blocksize);
break;
case 'V':
/* Print version number and exit */
fprintf(stderr, _("\tUsing %s\n"),
error_message(EXT2_ET_BASE));
exit(0);
case 'x':
hex_format++;
break;
default:
usage();
}
}
if (optind > argc - 1)
usage();
device_name = argv[optind++];
flags = EXT2_FLAG_JOURNAL_DEV_OK | EXT2_FLAG_SOFTSUPP_FEATURES | EXT2_FLAG_64BITS;
if (force)
flags |= EXT2_FLAG_FORCE;
if (image_dump)
flags |= EXT2_FLAG_IMAGE_FILE;
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("%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 {
list_super (fs->super);
if (fs->super->s_feature_incompat &
EXT3_FEATURE_INCOMPAT_JOURNAL_DEV) {
print_journal_information(fs);
ext2fs_close(fs);
exit(0);
}
if ((fs->super->s_feature_compat &
EXT3_FEATURE_COMPAT_HAS_JOURNAL) &&
(fs->super->s_journal_inum != 0))
print_inline_journal_information(fs);
list_bad_blocks(fs, 0);
if (header_only) {
ext2fs_close (fs);
exit (0);
}
retval = ext2fs_read_bitmaps (fs);
list_desc (fs);
if (retval) {
printf(_("\n%s: %s: error reading bitmaps: %s\n"),
program_name, device_name,
error_message(retval));
}
}
ext2fs_close (fs);
remove_error_table(&et_ext2_error_table);
exit (0);
}
static void PRS(int argc, char *argv[])
{
int b, c;
int size;
char *tmp, *tmp2;
int blocksize = 0;
int inode_ratio = 0;
int inode_size = 0;
double reserved_ratio = 5.0;
int sector_size = 0;
int show_version_only = 0;
ext2_ino_t num_inodes = 0;
errcode_t retval;
char * oldpath = getenv("PATH");
char * extended_opts = 0;
const char * fs_type = 0;
blk_t dev_size;
#ifdef __linux__
struct utsname ut;
#endif
long sysval;
int s_opt = -1, r_opt = -1;
char *fs_features = 0;
int use_bsize;
/* Update our PATH to include /sbin */
if (oldpath) {
char *newpath;
newpath = malloc(sizeof (PATH_SET) + 1 + strlen (oldpath));
strcpy (newpath, PATH_SET);
strcat (newpath, ":");
strcat (newpath, oldpath);
putenv (newpath);
} else
putenv (PATH_SET);
tmp = getenv("MKE2FS_SYNC");
if (tmp)
sync_kludge = atoi(tmp);
/* Determine the system page size if possible */
#ifdef HAVE_SYSCONF
#if (!defined(_SC_PAGESIZE) && defined(_SC_PAGE_SIZE))
#define _SC_PAGESIZE _SC_PAGE_SIZE
#endif
#ifdef _SC_PAGESIZE
sysval = sysconf(_SC_PAGESIZE);
if (sysval > 0)
sys_page_size = sysval;
#endif /* _SC_PAGESIZE */
#endif /* HAVE_SYSCONF */
if ((tmp = getenv("MKE2FS_CONFIG")) != NULL)
config_fn[0] = tmp;
profile_set_syntax_err_cb(syntax_err_report);
profile_init(config_fn, &profile);
setbuf(stdout, NULL);
setbuf(stderr, NULL);
initialize_ext2_error_table();
memset(&fs_param, 0, sizeof(struct ext2_super_block));
fs_param.s_rev_level = 1; /* Create revision 1 filesystems now */
#ifdef __linux__
if (uname(&ut)) {
perror("uname");
exit(1);
}
linux_version_code = parse_version_number(ut.release);
if (linux_version_code && linux_version_code < (2*65536 + 2*256))
fs_param.s_rev_level = 0;
#endif
if (argc && *argv) {
program_name = get_progname(*argv);
/* If called as mkfs.ext3, create a journal inode */
if (!strcmp(program_name, "mkfs.ext3"))
journal_size = -1;
}
while ((c = getopt (argc, argv,
"b:cf:g:i:jl:m:no:qr:s:tvE:FI:J:L:M:N:O:R:ST:V")) != EOF) {
switch (c) {
case 'b':
blocksize = strtol(optarg, &tmp, 0);
b = (blocksize > 0) ? blocksize : -blocksize;
if (b < EXT2_MIN_BLOCK_SIZE ||
b > EXT2_MAX_BLOCK_SIZE || *tmp) {
com_err(program_name, 0,
_("invalid block size - %s"), optarg);
exit(1);
}
if (blocksize > 4096)
fprintf(stderr, _("Warning: blocksize %d not "
"usable on most systems.\n"),
blocksize);
if (blocksize > 0)
fs_param.s_log_block_size =
int_log2(blocksize >>
EXT2_MIN_BLOCK_LOG_SIZE);
break;
case 'c': /* Check for bad blocks */
case 't': /* deprecated */
cflag++;
break;
case 'f':
size = strtoul(optarg, &tmp, 0);
if (size < EXT2_MIN_BLOCK_SIZE ||
size > EXT2_MAX_BLOCK_SIZE || *tmp) {
com_err(program_name, 0,
_("invalid fragment size - %s"),
optarg);
exit(1);
}
fs_param.s_log_frag_size =
int_log2(size >> EXT2_MIN_BLOCK_LOG_SIZE);
fprintf(stderr, _("Warning: fragments not supported. "
"Ignoring -f option\n"));
break;
case 'g':
fs_param.s_blocks_per_group = strtoul(optarg, &tmp, 0);
if (*tmp) {
com_err(program_name, 0,
_("Illegal number for blocks per group"));
exit(1);
}
if ((fs_param.s_blocks_per_group % 8) != 0) {
com_err(program_name, 0,
_("blocks per group must be multiple of 8"));
exit(1);
}
break;
case 'i':
inode_ratio = strtoul(optarg, &tmp, 0);
if (inode_ratio < EXT2_MIN_BLOCK_SIZE ||
inode_ratio > EXT2_MAX_BLOCK_SIZE * 1024 ||
*tmp) {
com_err(program_name, 0,
_("invalid inode ratio %s (min %d/max %d)"),
optarg, EXT2_MIN_BLOCK_SIZE,
EXT2_MAX_BLOCK_SIZE);
exit(1);
}
break;
case 'J':
parse_journal_opts(optarg);
break;
case 'j':
if (!journal_size)
journal_size = -1;
break;
case 'l':
bad_blocks_filename = malloc(strlen(optarg)+1);
if (!bad_blocks_filename) {
com_err(program_name, ENOMEM,
_("in malloc for bad_blocks_filename"));
exit(1);
}
strcpy(bad_blocks_filename, optarg);
break;
case 'm':
reserved_ratio = strtod(optarg, &tmp);
if (reserved_ratio > 50 || *tmp) {
com_err(program_name, 0,
_("invalid reserved blocks percent - %s"),
optarg);
exit(1);
}
break;
case 'n':
noaction++;
break;
case 'o':
creator_os = optarg;
break;
case 'q':
quiet = 1;
break;
case 'r':
r_opt = strtoul(optarg, &tmp, 0);
if (*tmp) {
com_err(program_name, 0,
_("bad revision level - %s"), optarg);
exit(1);
}
fs_param.s_rev_level = r_opt;
break;
case 's': /* deprecated */
s_opt = atoi(optarg);
break;
#ifdef EXT2_DYNAMIC_REV
case 'I':
inode_size = strtoul(optarg, &tmp, 0);
if (*tmp) {
com_err(program_name, 0,
_("invalid inode size - %s"), optarg);
exit(1);
}
break;
#endif
case 'v':
verbose = 1;
break;
case 'F':
force = 1;
break;
case 'L':
volume_label = optarg;
break;
case 'M':
mount_dir = optarg;
break;
case 'N':
num_inodes = strtoul(optarg, &tmp, 0);
if (*tmp) {
com_err(program_name, 0,
_("bad num inodes - %s"), optarg);
exit(1);
}
break;
case 'O':
fs_features = optarg;
break;
case 'E':
case 'R':
extended_opts = optarg;
break;
case 'S':
super_only = 1;
break;
case 'T':
fs_type = optarg;
break;
case 'V':
/* Print version number and exit */
show_version_only++;
break;
default:
usage();
}
}
if ((optind == argc) && !show_version_only)
usage();
device_name = argv[optind++];
if (!quiet || show_version_only)
fprintf (stderr, "mke2fs %s (%s)\n", E2FSPROGS_VERSION,
E2FSPROGS_DATE);
if (show_version_only) {
fprintf(stderr, _("\tUsing %s\n"),
error_message(EXT2_ET_BASE));
exit(0);
}
/*
* If there's no blocksize specified and there is a journal
* device, use it to figure out the blocksize
*/
if (blocksize <= 0 && journal_device) {
ext2_filsys jfs;
io_manager io_ptr;
#ifdef CONFIG_TESTIO_DEBUG
io_ptr = test_io_manager;
test_io_backing_manager = unix_io_manager;
#else
io_ptr = unix_io_manager;
#endif
retval = ext2fs_open(journal_device,
EXT2_FLAG_JOURNAL_DEV_OK, 0,
0, io_ptr, &jfs);
if (retval) {
com_err(program_name, retval,
_("while trying to open journal device %s\n"),
journal_device);
exit(1);
}
if ((blocksize < 0) && (jfs->blocksize < (unsigned) (-blocksize))) {
com_err(program_name, 0,
_("Journal dev blocksize (%d) smaller than "
"minimum blocksize %d\n"), jfs->blocksize,
-blocksize);
exit(1);
}
blocksize = jfs->blocksize;
fs_param.s_log_block_size =
int_log2(blocksize >> EXT2_MIN_BLOCK_LOG_SIZE);
ext2fs_close(jfs);
}
Ext3FS::Ext3FS(QString const &dev)
{
ext2fs_open(QFile::encodeName(dev), EXT2_FLAG_RW, 0, 0, unix_io_manager, &fs);
sb=fs->super;
fs->flags |= EXT2_FLAG_SUPER_ONLY;
}
static void open_filesystem(char *device, int open_flags, blk_t superblock,
blk_t blocksize, int catastrophic,
char *data_filename)
{
int retval;
io_channel data_io = 0;
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 (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;
}
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;
}
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;
}
}
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);
if (retval)
com_err(device, retval, "while trying to close filesystem");
current_fs = NULL;
}
/**
* \ingroup fslib
* Tries to process data in a disk image at a given offset as a file system.
* Returns a structure that can be used for analysis and reporting.
*
* @param a_img_info Disk image to analyze
* @param a_offset Byte offset to start analyzing from
* @param a_ftype Type of file system (or autodetect)
*
* @return NULL on error
*/
TSK_FS_INFO *
tsk_fs_open_img(TSK_IMG_INFO * a_img_info, TSK_OFF_T a_offset,
TSK_FS_TYPE_ENUM a_ftype)
{
if (a_img_info == NULL) {
tsk_error_reset();
tsk_errno = TSK_ERR_FS_ARG;
snprintf(tsk_errstr, TSK_ERRSTR_L,
"tsk_fs_open_img: Null image handle");
return NULL;
}
/* We will try different file systems ...
* We need to try all of them in case more than one matches
*/
if (a_ftype == TSK_FS_TYPE_DETECT) {
TSK_FS_INFO *fs_info, *fs_set = NULL;
char *set = NULL;
if (tsk_verbose)
tsk_fprintf(stderr,
"fsopen: Auto detection mode at offset %" PRIuOFF "\n",
a_offset);
if ((fs_info =
ntfs_open(a_img_info, a_offset, TSK_FS_TYPE_NTFS_DETECT,
1)) != NULL) {
set = "NTFS";
fs_set = fs_info;
}
else {
tsk_error_reset();
}
if ((fs_info =
fatfs_open(a_img_info, a_offset, TSK_FS_TYPE_FAT_DETECT,
1)) != NULL) {
if (set == NULL) {
set = "FAT";
fs_set = fs_info;
}
else {
fs_set->close(fs_set);
fs_info->close(fs_info);
tsk_error_reset();
tsk_errno = TSK_ERR_FS_UNKTYPE;
snprintf(tsk_errstr, TSK_ERRSTR_L, "FAT or %s", set);
return NULL;
}
}
else {
tsk_error_reset();
}
if ((fs_info =
ext2fs_open(a_img_info, a_offset, TSK_FS_TYPE_EXT_DETECT,
1)) != NULL) {
if (set == NULL) {
set = "EXT2/3";
fs_set = fs_info;
}
else {
fs_set->close(fs_set);
fs_info->close(fs_info);
tsk_error_reset();
tsk_errno = TSK_ERR_FS_UNKTYPE;
snprintf(tsk_errstr, TSK_ERRSTR_L, "EXT2/3 or %s", set);
return NULL;
}
}
else {
tsk_error_reset();
}
if ((fs_info =
ffs_open(a_img_info, a_offset,
TSK_FS_TYPE_FFS_DETECT)) != NULL) {
if (set == NULL) {
set = "UFS";
fs_set = fs_info;
}
else {
fs_set->close(fs_set);
fs_info->close(fs_info);
tsk_error_reset();
tsk_errno = TSK_ERR_FS_UNKTYPE;
snprintf(tsk_errstr, TSK_ERRSTR_L, "UFS or %s", set);
return NULL;
}
}
else {
tsk_error_reset();
}
#if TSK_USE_HFS
if ((fs_info =
hfs_open(a_img_info, a_offset, TSK_FS_TYPE_HFS_DETECT,
1)) != NULL) {
if (set == NULL) {
set = "HFS";
fs_set = fs_info;
}
else {
fs_set->close(fs_set);
fs_info->close(fs_info);
tsk_error_reset();
tsk_errno = TSK_ERR_FS_UNKTYPE;
snprintf(tsk_errstr, TSK_ERRSTR_L, "HFS or %s", set);
return NULL;
}
}
else {
tsk_error_reset();
}
#endif
if ((fs_info =
iso9660_open(a_img_info, a_offset,
TSK_FS_TYPE_ISO9660_DETECT, 1)) != NULL) {
if (set != NULL) {
fs_set->close(fs_set);
fs_info->close(fs_info);
tsk_error_reset();
tsk_errno = TSK_ERR_FS_UNKTYPE;
snprintf(tsk_errstr, TSK_ERRSTR_L, "ISO9660 or %s", set);
return NULL;
}
fs_set = fs_info;
}
else {
tsk_error_reset();
}
if (fs_set == NULL) {
tsk_error_reset();
tsk_errno = TSK_ERR_FS_UNKTYPE;
tsk_errstr[0] = '\0';
tsk_errstr2[0] = '\0';
return NULL;
}
return fs_set;
}
else {
if (TSK_FS_TYPE_ISNTFS(a_ftype))
return ntfs_open(a_img_info, a_offset, a_ftype, 0);
else if (TSK_FS_TYPE_ISFAT(a_ftype))
return fatfs_open(a_img_info, a_offset, a_ftype, 0);
else if (TSK_FS_TYPE_ISFFS(a_ftype))
return ffs_open(a_img_info, a_offset, a_ftype);
else if (TSK_FS_TYPE_ISEXT(a_ftype))
return ext2fs_open(a_img_info, a_offset, a_ftype, 0);
else if (TSK_FS_TYPE_ISHFS(a_ftype))
return hfs_open(a_img_info, a_offset, a_ftype, 0);
else if (TSK_FS_TYPE_ISISO9660(a_ftype))
return iso9660_open(a_img_info, a_offset, a_ftype, 0);
else if (TSK_FS_TYPE_ISRAW(a_ftype))
return rawfs_open(a_img_info, a_offset);
else if (TSK_FS_TYPE_ISSWAP(a_ftype))
return swapfs_open(a_img_info, a_offset);
else {
tsk_error_reset();
tsk_errno = TSK_ERR_FS_UNSUPTYPE;
snprintf(tsk_errstr, TSK_ERRSTR_L, "%X", (int) a_ftype);
return NULL;
}
}
}
TSK_FS_INFO *
tsk_fs_open(TSK_IMG_INFO * img_info, TSK_OFF_T offset,
const TSK_TCHAR * type)
{
/* We will try different file systems ...
* We need to try all of them in case more than one matches
*/
if (type == NULL) {
TSK_FS_INFO *fs_info, *fs_set = NULL;
char *set = NULL;
if (tsk_verbose)
tsk_fprintf(stderr,
"fsopen: Auto detection mode at offset %" PRIuOFF "\n",
offset);
if ((fs_info =
ntfs_open(img_info, offset, TSK_FS_INFO_TYPE_NTFS_AUTO,
1)) != NULL) {
set = "NTFS";
fs_set = fs_info;
}
else {
tsk_error_reset();
}
if ((fs_info =
fatfs_open(img_info, offset, TSK_FS_INFO_TYPE_FAT_AUTO,
1)) != NULL) {
if (set == NULL) {
set = "FAT";
fs_set = fs_info;
}
else {
fs_set->close(fs_set);
fs_info->close(fs_info);
tsk_error_reset();
tsk_errno = TSK_ERR_FS_UNKTYPE;
snprintf(tsk_errstr, TSK_ERRSTR_L, "FAT or %s", set);
return NULL;
}
}
else {
tsk_error_reset();
}
if ((fs_info =
ext2fs_open(img_info, offset, TSK_FS_INFO_TYPE_EXT_AUTO,
1)) != NULL) {
if (set == NULL) {
set = "EXT2/3";
fs_set = fs_info;
}
else {
fs_set->close(fs_set);
fs_info->close(fs_info);
tsk_error_reset();
tsk_errno = TSK_ERR_FS_UNKTYPE;
snprintf(tsk_errstr, TSK_ERRSTR_L, "EXT2/3 or %s", set);
return NULL;
}
}
else {
tsk_error_reset();
}
if ((fs_info =
ffs_open(img_info, offset,
TSK_FS_INFO_TYPE_FFS_AUTO)) != NULL) {
if (set == NULL) {
set = "UFS";
fs_set = fs_info;
}
else {
fs_set->close(fs_set);
fs_info->close(fs_info);
tsk_error_reset();
tsk_errno = TSK_ERR_FS_UNKTYPE;
snprintf(tsk_errstr, TSK_ERRSTR_L, "UFS or %s", set);
return NULL;
}
}
else {
tsk_error_reset();
}
#if TSK_USE_HFS
if ((fs_info =
hfs_open(img_info, offset, TSK_FS_INFO_TYPE_HFS,
1)) != NULL) {
if (set == NULL) {
set = "HFS";
fs_set = fs_info;
}
else {
fs_set->close(fs_set);
fs_info->close(fs_info);
tsk_error_reset();
tsk_errno = TSK_ERR_FS_UNKTYPE;
snprintf(tsk_errstr, TSK_ERRSTR_L, "HFS or %s", set);
return NULL;
}
}
else {
tsk_error_reset();
}
#endif
if ((fs_info =
iso9660_open(img_info, offset, TSK_FS_INFO_TYPE_ISO9660,
1)) != NULL) {
if (set != NULL) {
fs_set->close(fs_set);
fs_info->close(fs_info);
tsk_error_reset();
tsk_errno = TSK_ERR_FS_UNKTYPE;
snprintf(tsk_errstr, TSK_ERRSTR_L, "ISO9660 or %s", set);
return NULL;
}
fs_set = fs_info;
}
else {
tsk_error_reset();
}
if (fs_set == NULL) {
tsk_error_reset();
tsk_errno = TSK_ERR_FS_UNKTYPE;
tsk_errstr[0] = '\0';
tsk_errstr2[0] = '\0';
return NULL;
}
return fs_set;
}
else {
uint8_t ftype;
ftype = tsk_fs_parse_type(type);
switch (ftype & TSK_FS_INFO_TYPE_FS_MASK) {
case TSK_FS_INFO_TYPE_FFS_TYPE:
return ffs_open(img_info, offset, ftype);
case TSK_FS_INFO_TYPE_EXT_TYPE:
return ext2fs_open(img_info, offset, ftype, 0);
case TSK_FS_INFO_TYPE_FAT_TYPE:
return fatfs_open(img_info, offset, ftype, 0);
case TSK_FS_INFO_TYPE_NTFS_TYPE:
return ntfs_open(img_info, offset, ftype, 0);
case TSK_FS_INFO_TYPE_ISO9660_TYPE:
return iso9660_open(img_info, offset, ftype, 0);
#if 0
case TSK_FS_INFO_TYPE_HFS_TYPE:
return hfs_open(img_info, offset, ftype, 0);
#endif
case TSK_FS_INFO_TYPE_RAW_TYPE:
return rawfs_open(img_info, offset);
case TSK_FS_INFO_TYPE_SWAP_TYPE:
return swapfs_open(img_info, offset);
case TSK_FS_INFO_TYPE_UNSUPP:
default:
tsk_error_reset();
tsk_errno = TSK_ERR_FS_UNSUPTYPE;
snprintf(tsk_errstr, TSK_ERRSTR_L, "%s", type);
return NULL;
}
}
}
/******************************************************************************
* Ext2fs boot command intepreter. Derived from diskboot
*/
int do_ext2load (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
char *filename = NULL;
char *ep;
int dev, part = 1;
ulong addr = 0, part_length, filelen;
disk_partition_t info;
block_dev_desc_t *dev_desc = NULL;
char buf [12];
unsigned long count;
char *addr_str;
switch (argc) {
case 3:
addr_str = getenv("loadaddr");
if (addr_str != NULL) {
addr = simple_strtoul (addr_str, NULL, 16);
} else {
addr = CONFIG_SYS_LOAD_ADDR;
}
filename = getenv ("bootfile");
count = 0;
break;
case 4:
addr = simple_strtoul (argv[3], NULL, 16);
filename = getenv ("bootfile");
count = 0;
break;
case 5:
addr = simple_strtoul (argv[3], NULL, 16);
filename = argv[4];
count = 0;
break;
case 6:
addr = simple_strtoul (argv[3], NULL, 16);
filename = argv[4];
count = simple_strtoul (argv[5], NULL, 16);
break;
default:
cmd_usage(cmdtp);
return(1);
}
if (!filename) {
puts ("\n** No boot file defined **\n");
return(1);
}
dev = (int)simple_strtoul (argv[2], &ep, 16);
dev_desc = get_dev(argv[1],dev);
if (dev_desc==NULL) {
printf ("\n** Block device %s %d not supported\n", argv[1], dev);
return(1);
}
if (*ep) {
if (*ep != ':') {
puts ("\n** Invalid boot device, use `dev[:part]' **\n");
return(1);
}
part = (int)simple_strtoul(++ep, NULL, 16);
}
PRINTF("Using device %s%d, partition %d\n", argv[1], dev, part);
if (part != 0) {
if (get_partition_info (dev_desc, part, &info)) {
printf ("** Bad partition %d **\n", part);
return(1);
}
if (strncmp((char *)info.type, BOOT_PART_TYPE, sizeof(info.type)) != 0) {
printf ("\n** Invalid partition type \"%.32s\""
" (expect \"" BOOT_PART_TYPE "\")\n",
info.type);
return(1);
}
PRINTF ("\nLoading from block device %s device %d, partition %d: "
"Name: %.32s Type: %.32s File:%s\n",
argv[1], dev, part, info.name, info.type, filename);
} else {
PRINTF ("\nLoading from block device %s device %d, File:%s\n",
argv[1], dev, filename);
}
if ((part_length = ext2fs_set_blk_dev(dev_desc, part)) == 0) {
printf ("** Bad partition - %s %d:%d **\n", argv[1], dev, part);
ext2fs_close();
return(1);
}
if (!ext2fs_mount(part_length)) {
printf ("** Bad ext2 partition or disk - %s %d:%d **\n", argv[1], dev, part);
ext2fs_close();
return(1);
}
filelen = ext2fs_open(filename);
if (filelen < 0) {
printf("** File not found %s\n", filename);
ext2fs_close();
return(1);
}
if ((count < filelen) && (count != 0)) {
filelen = count;
}
if (ext2fs_read((char *)addr, filelen) != filelen) {
printf("\n** Unable to read \"%s\" from %s %d:%d **\n", filename, argv[1], dev, part);
ext2fs_close();
return(1);
}
ext2fs_close();
/* Loading ok, update default load address */
load_addr = addr;
printf ("\n%ld bytes read\n", filelen);
sprintf(buf, "%lX", filelen);
setenv("filesize", buf);
return(filelen);
}
