/*
* Iterate using inode_scan
*/
static void iterate(void)
{
struct ext2_inode inode;
ext2_inode_scan scan;
errcode_t retval;
ext2_ino_t ino;
retval = ext2fs_open_inode_scan(test_fs, 8, &scan);
if (retval) {
com_err("iterate", retval, "While opening inode scan");
exit(1);
}
printf("Reading blocks: ");
retval = ext2fs_get_next_inode(scan, &ino, &inode);
if (retval) {
com_err("iterate", retval, "while reading first inode");
exit(1);
}
while (ino) {
retval = ext2fs_get_next_inode(scan, &ino, &inode);
if (retval == EXT2_ET_BAD_BLOCK_IN_INODE_TABLE) {
ext2fs_mark_inode_bitmap(bad_inode_map, ino);
continue;
}
if (retval) {
com_err("iterate", retval,
"while getting next inode");
exit(1);
}
}
printf("\n");
ext2fs_close_inode_scan(scan);
}
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;
}
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);
}
errcode_t ext2fs_move_blocks(ext2_filsys fs,
ext2fs_block_bitmap reserve,
ext2fs_block_bitmap alloc_map,
int flags)
{
ext2_ino_t ino;
struct ext2_inode inode;
errcode_t retval;
struct process_block_struct pb;
ext2_inode_scan scan;
char *block_buf;
retval = ext2fs_open_inode_scan(fs, 0, &scan);
if (retval)
return retval;
pb.reserve = reserve;
pb.error = 0;
pb.alloc_map = alloc_map ? alloc_map : fs->block_map;
pb.flags = flags;
retval = ext2fs_get_array(4, fs->blocksize, &block_buf);
if (retval)
return retval;
pb.buf = block_buf + fs->blocksize * 3;
/*
* If GET_DBLIST is set in the flags field, then we should
* gather directory block information while we're doing the
* block move.
*/
if (flags & EXT2_BMOVE_GET_DBLIST) {
if (fs->dblist) {
ext2fs_free_dblist(fs->dblist);
fs->dblist = NULL;
}
retval = ext2fs_init_dblist(fs, 0);
if (retval)
return retval;
}
retval = ext2fs_get_next_inode(scan, &ino, &inode);
if (retval)
return retval;
while (ino) {
if ((inode.i_links_count == 0) ||
!ext2fs_inode_has_valid_blocks(&inode))
goto next;
pb.ino = ino;
pb.inode = &inode;
pb.add_dir = (LINUX_S_ISDIR(inode.i_mode) &&
flags & EXT2_BMOVE_GET_DBLIST);
retval = ext2fs_block_iterate2(fs, ino, 0, block_buf,
process_block, &pb);
if (retval)
return retval;
if (pb.error)
return pb.error;
next:
retval = ext2fs_get_next_inode(scan, &ino, &inode);
if (retval == EXT2_ET_BAD_BLOCK_IN_INODE_TABLE)
goto next;
}
return 0;
}
