law fcrypt_round_trip_dual
import bend-osdev-legacy-ciphers@0.1.0.0/LAWS.bend as LAWSimport Base
import bend-osdev-legacy-ciphers@0.1.0.0/legacy_ciphers.bend as L
import bend-osdev-legacy-ciphers@0.1.0.0/fcrypt.bend as FC
185law fcrypt_round_trip_dual:
186 for k: FC.LcFcryptKey
187 for +b: L.LcBlock64
188 {FC.LcFcrypt.encrypt(k, FC.LcFcrypt.decrypt(k, b)) == b : L.LcBlock64}