module type Core =sig..end
type ekey
type dkey
val of_secret : Cstruct.t ->
ekey * dkey
val e_of_secret : Cstruct.t -> ekey
val d_of_secret : Cstruct.t -> dkey
val key : int array
val block : int
val encrypt : key:ekey ->
blocks:int -> Native.buffer -> int -> Native.buffer -> int -> unit
val decrypt : key:dkey ->
blocks:int -> Native.buffer -> int -> Native.buffer -> int -> unit