law fcrypt_block_round_trip

bend-osdev-crypto@0.1.0.0 · LAWS.bend:1113

import 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

1113# FCrypt (legacy-ciphers): decryption undoes encryption, for every key and block
1114law fcrypt_block_round_trip:
1115  for k: Fc.LcFcryptKey
1116  for +b: L.LcBlock64
1117  {Fc.LcFcrypt.decrypt(k, Fc.LcFcrypt.encrypt(k, b)) == b : L.LcBlock64}