val to_string : t -> stringval to_assoc_list : t -> (string * string) listval of_assoc_list : (string * string) list -> (t, string) Stdlib.resultConproto.RingInfoval to_string : t -> stringval to_assoc_list : t -> (string * string) listval of_assoc_list : (string * string) list -> (t, string) Stdlib.result