def ecb_rt.camellia

bend-osdev-crypto@0.1.0.0 · PROOF.bend:956

import Base
import bend-osdev-cipher-modes@0.1.0.0/cipher_modes.bend as M
import bend-osdev-legacy-ciphers@0.1.0.0/camellia.bend as Ca
import bend-osdev-legacy-ciphers@0.1.0.0/LAWS.bend as LL
import bend-osdev-crypto@0.1.0.0/modes.bend as Md

956def ecb_rt.camellia(+k: Ca.LcCamelliaKey, bs: List<&2, M.CmBlock>) -> {bs == Md.cr.ecb(~Ca.LcCamelliaKey, ~M.CmBlock, ~Ca.LcCamellia.decrypt, k, Md.cr.ecb(~Ca.LcCamelliaKey, ~M.CmBlock, ~Ca.LcCamellia.encrypt, k, bs)) : List<&2, M.CmBlock>}:
957  match bs:
958    case Nil{}:
959      {==}
960    case Con{b, t}:
961      %Equal.sym(M.CmBlock, Ca.LcCamellia.decrypt(k, Ca.LcCamellia.encrypt(k, b)), b, LL.camellia_round_trip(k, b)) : {Con{b, t} == Con{_, Md.cr.ecb(~Ca.LcCamelliaKey, ~M.CmBlock, ~Ca.LcCamellia.decrypt, k, Md.cr.ecb(~Ca.LcCamelliaKey, ~M.CmBlock, ~Ca.LcCamellia.encrypt, k, t))} : List<&2, M.CmBlock>}
962      %ecb_rt.camellia(k, t) : {Con{b, t} == Con{b, _} : List<&2, M.CmBlock>}
963      {==}