law aria_key_length

bend-osdev-crypto@0.1.0.0 · LAWS.bend:893

import Base
import bend-osdev-bytes@0.1.0.0/bytes.bend as B
import bend-osdev-legacy-ciphers@0.1.0.0/aria.bend as Ar
import bend-osdev-crypto@0.1.0.0/crypto.bend as Cr
import bend-osdev-crypto@0.1.0.0/inst_lc.bend as LC

893# ARIA (legacy-ciphers): a key of 20 bytes is refused
894law aria_key_length:
895  {Result.map(&2, &2, Cr.CrError, Ar.LcAriaKey, Unit, k => Unit{}, LC.CrLc.key(~Ar.LcAriaKey, ~Ar.LcAria.key, B.Octets.zeros(20n))) == Fail{Cr.CrBadKeyLength{20n}} : Result<&2, &2, Cr.CrError, Unit>}