Make_BLAKE2.Keyed
type t = outer
val maci_bigstring : key:string -> (((char, Bigarray_compat.int8_unsigned_elt, Bigarray_compat.c_layout) Bigarray_compat.Array1.t -> unit) -> 'a) -> string
val mac_bytes : key:string -> ?off:int -> ?len:int -> By.t -> t
val mac_bigstring : key:string -> ?off:int -> ?len:int -> (char, Bigarray_compat.int8_unsigned_elt, Bigarray_compat.c_layout) Bigarray_compat.Array1.t -> string
val macv_bigstring : key:string -> (char, Bigarray_compat.int8_unsigned_elt, Bigarray_compat.c_layout) Bigarray_compat.Array1.t list -> string