+ /* Avoid reading the whole bucket if only its header is needed. */
+ if (body_start)
+ {
+ sh_off_t start = btell(body);
+ sh_off_t end = start + buck_len;
+ while (btell(body) < end)
+ {
+ uns len = bget_utf8(body);
+ if (!len)
+ break;
+ byte *buf = mp_alloc_fast_noalign(o_hdr->pool, len);
+ bread(body, buf, len);
+ uns type = buf[--len];
+ buf[len] = 0;
+ obj_add_attr_ref(o_hdr, type, buf);
+ }
+ *body_start = btell(body) - start;
+ return 0;
+ }
+