lyb DOC added overview of LYB format
@@ -1129,6 +1129,24 @@ lyb_print_node_list(struct ly_out *out, const struct lyd_node *node, struct lyd_
/**
* @brief Print siblings.
*
+ * @verbatim
+
+ sb = siblings_start
+ se = siblings_end
+ siblings = 8bit_zero | (sb instance+ se)
+ instance = model hash node
+ model = 16bit_zero | (model_name_length model_name revision)
+ node = opaq | leaflist | list | any | inner | leaf
+ opaq = opaq_data siblings
+ leaflist = sb leaf+ se
+ list = sb (node_header siblings)+ se
+ any = node_header anydata_data
+ inner = node_header siblings
+ leaf = node_header term_value
+ node_header = metadata node_flags
+
+ @endverbatim
+ *
* @param[in] out Out structure.
* @param[in] node Current data node to print.
* @param[in] lybctx LYB context.
