Internals (twostep.Twostep.Internals)

val counter : 
  ?timestep:int ->
  ?drift:int ->
  ?timestamp:( unit -> int64 ) ->
  unit ->
  string

val hmac : hash:string -> secret:string -> string -> string

val base32_to_string : ?size:int -> string -> string

type padding

val pad : basis:int -> direction:padding -> ?byte:char -> string -> string

val padOnLeft : padding

val padOnRight : padding

val truncate : image:string -> digits:int -> string