+gint modest_tny_folder_store_get_local_size (TnyFolderStore *self);
+
+/** modest_tny_account_get_parent_modest_account_name_for_server_account:
+ * Get the name of the parent modest account of which the server account is a part.
+ */
+const gchar* modest_tny_account_get_parent_modest_account_name_for_server_account (TnyAccount *self);
+
+/** modest_tny_account_set_parent_modest_account_name_for_server_account:
+ * Set the name of the parent modest account of which the server account is a part,
+ * so it can be retrieved later with
+ * modest_tny_account_get_parent_modest_account_name_for_server_account().
+ */
+void modest_tny_account_set_parent_modest_account_name_for_server_account (TnyAccount *self, const gchar* parent_modest_acount_name);