law tdes_cbc_octets_round_trip

bend-osdev-legacy-ciphers@0.1.0.0 · LAWS.bend:256

import Base
import bend-osdev-bytes@0.1.0.0/bytes.bend as B
import bend-osdev-legacy-ciphers@0.1.0.0/legacy_ciphers.bend as L
import bend-osdev-legacy-ciphers@0.1.0.0/tdes.bend as T
import bend-osdev-legacy-ciphers@0.1.0.0/modes64.bend as X

256law tdes_cbc_octets_round_trip:
257  for +k: T.LcTdesKey
258  for +iv: L.LcBlock64
259  for +bs: List<&2, L.LcBlock64>
260  {Result.bind(&2, &2, L.LcError, B.Octets, B.Octets, X.Lc64.cbc_encrypt(~T.LcTdesKey, ~T.LcTdes.encrypt, k, L.LcBlock64.to_octets(iv), X.Lc64.octets_of(bs)), c => X.Lc64.cbc_decrypt(~T.LcTdesKey, ~T.LcTdes.decrypt, k, L.LcBlock64.to_octets(iv), c)) == Done{X.Lc64.octets_of(bs)} : Result<&2, &2, L.LcError, B.Octets>}