static int
wimfs_rename(const char *from, const char *to)
{
- struct wim_dentry *src;
- struct wim_dentry *dst;
- struct wim_dentry *parent_of_dst;
- WIMStruct *w = wimfs_get_WIMStruct();
- int ret;
-
- /* This rename() implementation currently only supports actual files
- * (not alternate data streams) */
-
- src = get_dentry(w, from);
- if (!src)
- return -errno;
-
- dst = get_dentry(w, to);
-
- if (dst) {
- /* Destination file exists */
-
- if (src == dst) /* Same file */
- return 0;
-
- if (!dentry_is_directory(src)) {
- /* Cannot rename non-directory to directory. */
- if (dentry_is_directory(dst))
- return -EISDIR;
- } else {
- /* Cannot rename directory to a non-directory or a non-empty
- * directory */
- if (!dentry_is_directory(dst))
- return -ENOTDIR;
- if (inode_has_children(dst->d_inode))
- return -ENOTEMPTY;
- }
- parent_of_dst = dst->parent;
- } else {
- /* Destination does not exist */
- parent_of_dst = get_parent_dentry(w, to);
- if (!parent_of_dst)
- return -errno;
-
- if (!dentry_is_directory(parent_of_dst))
- return -ENOTDIR;
- }
-
- ret = set_dentry_name(src, path_basename(to));
- if (ret != 0)
- return -ENOMEM;
- if (dst)
- remove_dentry(dst, w->lookup_table);
- unlink_dentry(src);
- dentry_add_child(parent_of_dst, src);
- return 0;
+ return rename_wim_path(wimfs_get_WIMStruct(), from, to);
}
/* Remove a directory */
DEBUG("Mount: wim = %p, image = %d, dir = %s, flags = %d, ",
wim, image, dir, mount_flags);
- if (!wim || !dir)
- return WIMLIB_ERR_INVALID_PARAM;
+ if (!wim || !dir) {
+ ret = WIMLIB_ERR_INVALID_PARAM;
+ goto out;
+ }
ret = verify_swm_set(wim, additional_swms, num_additional_swms);
if (ret)
- return ret;
+ goto out;
if ((mount_flags & WIMLIB_MOUNT_FLAG_READWRITE) && (wim->hdr.total_parts != 1)) {
ERROR("Cannot mount a split WIM read-write");
- return WIMLIB_ERR_SPLIT_UNSUPPORTED;
+ ret = WIMLIB_ERR_SPLIT_UNSUPPORTED;
+ goto out;
}
if (num_additional_swms) {
num_additional_swms,
&joined_tab);
if (ret)
- return ret;
+ goto out;
wim_tab_save = wim->lookup_table;
wim->lookup_table = joined_tab;
}
if (mount_flags & WIMLIB_MOUNT_FLAG_READWRITE) {
ret = wim_run_full_verifications(wim);
if (ret)
- goto out;
+ goto out_restore_lookup_table;
}
ret = wim_checksum_unhashed_streams(wim);
if (ret)
- goto out;
+ goto out_restore_lookup_table;
ret = select_wim_image(wim, image);
if (ret)
- goto out;
+ goto out_restore_lookup_table;
DEBUG("Selected image %d", image);
ERROR("Cannot mount image that was just exported with "
"wimlib_export_image()");
ret = WIMLIB_ERR_INVALID_PARAM;
- goto out;
+ goto out_restore_lookup_table;
}
if (imd->modified) {
ERROR("Cannot mount image that was added "
"with wimlib_add_image()");
ret = WIMLIB_ERR_INVALID_PARAM;
- goto out;
+ goto out_restore_lookup_table;
}
if (mount_flags & WIMLIB_MOUNT_FLAG_READWRITE) {
ret = lock_wim(wim, wim->in_fd);
if (ret)
- goto out;
+ goto out_restore_lookup_table;
}
/* Use default stream interface if one was not specified */
wim->wim_locked = 0;
out_free_message_queue_names:
free_message_queue_names(&ctx);
-out:
+out_restore_lookup_table:
if (num_additional_swms) {
free_lookup_table(wim->lookup_table);
wim->lookup_table = wim_tab_save;
}
+out:
return ret;
}