static int
blob_rollback_export(struct blob_descriptor *blob, void *_blob_table)
{
struct blob_table *blob_table = _blob_table;
blob->refcnt -= blob->out_refcnt;
if (blob->was_exported) {
blob_table_unlink(blob_table, blob);
free_blob_descriptor(blob);
}
return 0;
}
static void
destroy_image_metadata(struct wim_image_metadata *imd,
struct blob_table *table,
bool free_metadata_blob_descriptor)
{
free_dentry_tree(imd->root_dentry, table);
imd->root_dentry = NULL;
free_wim_security_data(imd->security_data);
imd->security_data = NULL;
if (free_metadata_blob_descriptor) {
free_blob_descriptor(imd->metadata_blob);
imd->metadata_blob = NULL;
}
if (!table) {
struct blob_descriptor *blob, *tmp;
list_for_each_entry_safe(blob, tmp, &imd->unhashed_blobs, unhashed_list)
free_blob_descriptor(blob);
}
INIT_LIST_HEAD(&imd->unhashed_blobs);
INIT_HLIST_HEAD(&imd->inode_list);
}
/* Checksum all blobs that are unhashed (other than the metadata blobs), merging
* them into the blob table as needed. This is a no-op unless files have been
* added to an image in the same WIMStruct. */
int
wim_checksum_unhashed_blobs(WIMStruct *wim)
{
int ret;
if (!wim_has_metadata(wim))
return 0;
for (int i = 0; i < wim->hdr.image_count; i++) {
struct blob_descriptor *blob, *tmp;
struct wim_image_metadata *imd = wim->image_metadata[i];
image_for_each_unhashed_blob_safe(blob, tmp, imd) {
struct blob_descriptor *new_blob;
ret = hash_unhashed_blob(blob, wim->blob_table, &new_blob);
if (ret)
return ret;
if (new_blob != blob)
free_blob_descriptor(blob);
}
}
return 0;
}
