def tr.cbc_e2

bend-osdev-cipher-modes@0.1.0.0 · PROOF.bend:1070

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/cbc.bend as C

1070def tr.cbc_e2(~K: Data, ~enc: K -> M.CmBlock -> M.CmBlock, +k: K, +v: M.CmBlock, s: M.CmSplit, +n: Nat) -> {C.cbc.e2(~K, ~enc, k, v, s, n) == C.cbc.e2.fast(~K, ~enc, k, v, s, n) : Result<&2, &2, M.CmError, B.Octets>}:
1071  match s:
1072    case M.CmSplit{+bs, tail}:
1073      match tail:
1074        case Nil{}:
1075          %tr.cbc_enc_eq(~K, ~enc, k, bs, v) : {Done{B.Octets.of_list(M.cm.join_onto(C.cbc.enc(~K, ~enc, k, bs, v), Nil{}))} == Done{B.Octets.of_list(M.cm.join_onto.fast(_, Nil{}))} : Result<&2, &2, M.CmError, B.Octets>}
1076          %tr.join_eq(C.cbc.enc(~K, ~enc, k, bs, v), Nil{}) : {Done{B.Octets.of_list(M.cm.join_onto(C.cbc.enc(~K, ~enc, k, bs, v), Nil{}))} == Done{B.Octets.of_list(_)} : Result<&2, &2, M.CmError, B.Octets>}
1077          {==}
1078        case Con{h, t}:
1079          {==}