* for every name in a directory.
*/
#define BTRFS_DIR_ITEM_KEY 2
+#define BTRFS_DIR_INDEX_KEY 3
/*
* inline data is file data that fits in the btree.
*/
-#define BTRFS_INLINE_DATA_KEY 3
+#define BTRFS_INLINE_DATA_KEY 4
/*
* extent data is for data that can't fit in the btree. It points to
* a (hopefully) huge chunk of disk
*/
-#define BTRFS_EXTENT_DATA_KEY 4
-#define BTRFS_CSUM_ITEM_KEY 5
+#define BTRFS_EXTENT_DATA_KEY 5
+#define BTRFS_CSUM_ITEM_KEY 6
/*
* root items point to tree roots. There are typically in the root
* tree used by the super block to find all the other trees
*/
-#define BTRFS_ROOT_ITEM_KEY 6
+#define BTRFS_ROOT_ITEM_KEY 7
/*
* extent items are in the extent map tree. These record which blocks
* are used, and how many references there are to each block
*/
-#define BTRFS_EXTENT_ITEM_KEY 7
+#define BTRFS_EXTENT_ITEM_KEY 8
/*
* the inode map records which inode numbers are in use and where
* they actually live on disk
*/
-#define BTRFS_INODE_MAP_ITEM_KEY 8
+#define BTRFS_INODE_MAP_ITEM_KEY 9
/*
* string items are for debugging. They just store a short string of
* data in the FS
*/
-#define BTRFS_STRING_ITEM_KEY 9
+#define BTRFS_STRING_ITEM_KEY 10
static inline u64 btrfs_inode_generation(struct btrfs_inode_item *i)
{
btrfs_set_dir_name_len(dir_item, name_len);
name_ptr = (char *)(dir_item + 1);
memcpy(name_ptr, name, name_len);
+
+ // FIXME don't be stupid
+ if (key.offset == 2)
+ goto out;
+ btrfs_release_path(root, &path);
+ btrfs_set_key_type(&key, BTRFS_DIR_INDEX_KEY);
+ key.offset = objectid;
+ ret = btrfs_insert_empty_item(trans, root, &path, &key, data_size);
+ if (ret)
+ goto out;
+
+ dir_item = btrfs_item_ptr(&path.nodes[0]->leaf, path.slots[0],
+ struct btrfs_dir_item);
+ btrfs_set_dir_objectid(dir_item, objectid);
+ btrfs_set_dir_type(dir_item, type);
+ btrfs_set_dir_flags(dir_item, 0);
+ btrfs_set_dir_name_len(dir_item, name_len);
+ name_ptr = (char *)(dir_item + 1);
+ memcpy(name_ptr, name, name_len);
out:
btrfs_release_path(root, &path);
return ret;
printf("\t\tname %.*s\n",
btrfs_dir_name_len(di),(char *)(di + 1));
break;
+ case BTRFS_DIR_INDEX_KEY:
+ di = btrfs_item_ptr(l, i, struct btrfs_dir_item);
+ printf("\t\tdir index %Lu flags %u type %u\n",
+ btrfs_dir_objectid(di),
+ btrfs_dir_flags(di),
+ btrfs_dir_type(di));
+ printf("\t\tname %.*s\n",
+ btrfs_dir_name_len(di),(char *)(di + 1));
+ break;
case BTRFS_ROOT_ITEM_KEY:
ri = btrfs_item_ptr(l, i, struct btrfs_root_item);
printf("\t\troot data blocknr %Lu refs %u\n",