Make_EdDSA_generic.Impl
val secret_to_public : C.buf -> C.buf -> unit
val sign : C.buf -> C.buf -> Unsigned.uint32 -> C.buf -> unit
val verify : C.buf -> Unsigned.uint32 -> C.buf -> C.buf -> bool
val expand_keys : C.buf -> C.buf -> unit
val sign_expanded : C.buf -> C.buf -> Unsigned.uint32 -> C.buf -> unit