law cast6_round_trip_dual
import bend-osdev-legacy-ciphers@0.1.0.0/LAWS.bend as LAWSimport Base
import bend-osdev-cipher-modes@0.1.0.0/cipher_modes.bend as M
import bend-osdev-legacy-ciphers@0.1.0.0/cast6.bend as C6
125law cast6_round_trip_dual:
126 for k: C6.LcCast6Key
127 for +b: M.CmBlock
128 {C6.LcCast6.encrypt(k, C6.LcCast6.decrypt(k, b)) == b : M.CmBlock}