+ /* If there are no dentries with data streams, we require the nominal
+ * inode to be a true inode */
+ if (list_empty(&dentries_with_data_streams)) {
+ #ifdef ENABLE_DEBUG
+ unsigned nominal_group_size = inode_link_count(inode);
+ if (nominal_group_size > 1) {
+ DEBUG("Found link group of size %u without "
+ "any data streams:", nominal_group_size);
+ print_inode_dentries(inode);
+ DEBUG("We are going to interpret it as true "
+ "link group, provided that the dentries "
+ "are consistent.");
+ }
+ #endif
+ return fix_true_inode(inode, inode_list);
+ }
+
+ /* One or more dentries had data streams specified. We check each of
+ * these dentries for consistency with the others to form a set of true
+ * inodes. */
+ num_true_inodes = 0;
+ list_for_each_entry(dentry, &dentries_with_data_streams, tmp_list) {
+ /* Look for a true inode that is consistent with this dentry and
+ * add this dentry to it. Or, if none of the true inodes are
+ * consistent with this dentry, add a new one (if that happens,
+ * we have split the hard link group). */
+ hlist_for_each_entry(inode, cur, &true_inodes, i_hlist) {
+ if (ref_inodes_consistent(inode, dentry->d_inode)) {
+ inode_add_dentry(dentry, inode);
+ goto next_dentry_2;
+ }
+ }
+ num_true_inodes++;
+ INIT_LIST_HEAD(&dentry->d_inode->i_dentry);
+ inode_add_dentry(dentry, dentry->d_inode);
+ hlist_add_head(&dentry->d_inode->i_hlist, &true_inodes);
+next_dentry_2:
+ ;
+ }
+
+ wimlib_assert(num_true_inodes != 0);
+
+ /* If there were dentries with no data streams, we require there to only
+ * be one true inode so that we know which inode to assign the
+ * streamless dentries to. */
+ if (!list_empty(&dentries_with_no_data_streams)) {
+ if (num_true_inodes != 1) {
+ ERROR("Hard link ambiguity detected!");
+ ERROR("We split up inode 0x%"PRIx64" due to "
+ "inconsistencies,", inode->i_ino);
+ ERROR("but dentries with no stream information remained. "
+ "We don't know which inode");
+ ERROR("to assign them to.");
+ ret = WIMLIB_ERR_INVALID_METADATA_RESOURCE;
+ goto out_cleanup_true_inode_list;
+ }
+ inode = container_of(true_inodes.first, struct wim_inode, i_hlist);
+ /* Assign the streamless dentries to the one and only true
+ * inode. */
+ list_for_each_entry(dentry, &dentries_with_no_data_streams, tmp_list)
+ inode_add_dentry(dentry, inode);
+ }
+ if (num_true_inodes != 1) {
+ #ifdef ENABLE_DEBUG
+ inode = container_of(true_inodes.first, struct wim_inode, i_hlist);
+
+ tprintf(T("Split nominal inode 0x%"PRIx64" into %zu "
+ "inodes:\n"), inode->i_ino, num_true_inodes);
+ tputs(T("----------------------------------------------------"
+ "--------------------------"));
+ size_t i = 1;
+ hlist_for_each_entry(inode, cur, &true_inodes, i_hlist) {
+ tprintf(T("[Split inode %zu]\n"), i++);
+ print_inode_dentries(inode);
+ tputchar(T('\n'));
+ }
+ tputs(T("----------------------------------------------------"
+ "--------------------------"));
+ #endif
+ *ino_changes_needed = true;
+ }
+
+ hlist_for_each_entry_safe(inode, cur, tmp, &true_inodes, i_hlist) {
+ hlist_del_init(&inode->i_hlist);
+ ret = fix_true_inode(inode, inode_list);
+ if (ret)
+ goto out_cleanup_true_inode_list;
+ }
+ ret = 0;
+ goto out;
+out_cleanup_true_inode_list:
+ hlist_for_each_entry_safe(inode, cur, tmp, &true_inodes, i_hlist)
+ hlist_del_init(&inode->i_hlist);
+out:
+ return ret;
+}
+
+static int
+fix_inodes(struct wim_inode_table *table, struct list_head *inode_list,
+ bool *ino_changes_needed)
+{
+ struct wim_inode *inode;
+ struct hlist_node *cur, *tmp;
+ int ret;
+ INIT_LIST_HEAD(inode_list);
+ for (u64 i = 0; i < table->capacity; i++) {
+ hlist_for_each_entry_safe(inode, cur, tmp, &table->array[i], i_hlist) {
+ hlist_del_init(&inode->i_hlist);
+ ret = fix_nominal_inode(inode, inode_list, ino_changes_needed);
+ if (ret)
+ return ret;
+ }