law xts_short

bend-osdev-cipher-modes@0.1.0.0 · LAWS.bend:145

import Base
import bend-osdev-bytes@0.1.0.0/bytes.bend as B
import bend-osdev-cipher-modes@0.1.0.0/cipher_modes.bend as M
import bend-osdev-cipher-modes@0.1.0.0/aes_modes.bend as D

145# a data unit shorter than a block is refused
146law xts_short:
147  {D.CmAes.xts_encrypt(B.Octets.of_list([255, 254, 253, 252, 251, 250, 249, 248, 247, 246, 245, 244, 243, 242, 241, 240, 191, 190, 189, 188, 187, 186, 185, 184, 183, 182, 181, 180, 179, 178, 177, 176]), B.Octets.of_list([154, 120, 86, 52, 18, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]), B.Octets.of_list([0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0])) == Fail{M.CmTooShort{15n}} : Result<&2, &2, M.CmError, B.Octets>}