-/* Creates and appends a 'struct wim_image_metadata' for an empty image.
- *
- * The resulting image will be the last in the WIM, so its index will be
- * the new value of wim->hdr.image_count. */
-static int
-add_empty_image_metadata(WIMStruct *wim)
-{
- int ret;
- struct blob_descriptor *metadata_blob;
- struct wim_security_data *sd;
- struct wim_image_metadata *imd;
-
- /* Create a blob descriptor for the new metadata resource. */
- ret = WIMLIB_ERR_NOMEM;
- metadata_blob = new_blob_descriptor();
- if (!metadata_blob)
- goto out;
-
- metadata_blob->refcnt = 1;
- metadata_blob->flags = WIM_RESHDR_FLAG_METADATA;
- metadata_blob->unhashed = 1;
-
- /* Create empty security data (no security descriptors). */
- sd = new_wim_security_data();
- if (!sd)
- goto out_free_metadata_blob;
-
- imd = new_image_metadata();
- if (!imd)
- goto out_free_security_data;
-
- /* A NULL root_dentry indicates a completely empty image, without even a
- * root directory. */
- imd->root_dentry = NULL;
- imd->metadata_blob = metadata_blob;
- imd->security_data = sd;
- imd->modified = 1;
-
- /* Append as next image index. */
- ret = append_image_metadata(wim, imd);
- if (ret)
- put_image_metadata(imd, NULL);
- goto out;
-
-out_free_security_data:
- free_wim_security_data(sd);
-out_free_metadata_blob:
- free_blob_descriptor(metadata_blob);
-out:
- return ret;
-}
-