law xtea_round_trip
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/xtea.bend as XT
168law xtea_round_trip:
169 for k: XT.LcXteaKey
170 for +b: L.LcBlock64
171 {XT.LcXtea.decrypt(k, XT.LcXtea.encrypt(k, b)) == b : L.LcBlock64}