PROOF.xtsp.d2: def of bend-osdev-cipher-modes@0.1.0.0
Import: import bend-osdev-cipher-modes@0.1.0.0/PROOF.bend as PROOF
Lines 1538-1545 of bend-osdev-cipher-modes@0.1.0.0/PROOF.bend: https://jend.leeeet.dev/read.txt?path=bend-osdev-cipher-modes@0.1.0.0/PROOF.bend&start_line=1538&end_line=1545

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/xts.bend as T

def xtsp.d2(~K: Data, ~dec: K -> M.CmBlock -> M.CmBlock, +k: K, +t: M.CmBlock, ec: List<&2, M.CmBlock>, +sc: M.CmBlock, +st: List<&2, U32>, +n: Nat) -> {T.xts.d2(~K, ~dec, k, t, M.CmSplit{List.append(&2, M.CmBlock, ec, Con{sc, Nil{}}), st}, n) == Done{B.Octets.of_list(T.xts.dout(~K, ~dec, k, t, ec, sc, st))} : Result<&2, &2, M.CmError, B.Octets>}:
  match ec:
    case Nil{}:
      {==}
    case Con{+e, +es}:
      %Equal.sym(List<&2, M.CmBlock>, T.xts.init(List.append(&2, M.CmBlock, es, Con{sc, Nil{}}), e), Con{e, es}, li.init_app(es, sc, e)) : {Done{B.Octets.of_list(T.xts.dout(~K, ~dec, k, t, _, T.xts.last(List.append(&2, M.CmBlock, es, Con{sc, Nil{}}), e), st))} == Done{B.Octets.of_list(T.xts.dout(~K, ~dec, k, t, Con{e, es}, sc, st))} : Result<&2, &2, M.CmError, B.Octets>}
      %Equal.sym(M.CmBlock, T.xts.last(List.append(&2, M.CmBlock, es, Con{sc, Nil{}}), e), sc, li.last_app(es, sc, e)) : {Done{B.Octets.of_list(T.xts.dout(~K, ~dec, k, t, Con{e, es}, _, st))} == Done{B.Octets.of_list(T.xts.dout(~K, ~dec, k, t, Con{e, es}, sc, st))} : Result<&2, &2, M.CmError, B.Octets>}
      {==}

Uses (17):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Equal.sym
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List.append
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Result
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-bytes@0.1.1.0/bytes.bend&name=Octets
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-bytes@0.1.1.0/bytes.bend&name=Octets.of_list
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-cipher-modes@0.1.0.0/PROOF.bend&name=li.init_app
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-cipher-modes@0.1.0.0/PROOF.bend&name=li.last_app
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-cipher-modes@0.1.0.0/cipher_modes.bend&name=CmBlock
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-cipher-modes@0.1.0.0/cipher_modes.bend&name=CmError
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-cipher-modes@0.1.0.0/cipher_modes.bend&name=CmSplit
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-cipher-modes@0.1.0.0/xts.bend&name=xts.d2
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-cipher-modes@0.1.0.0/xts.bend&name=xts.dout
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-cipher-modes@0.1.0.0/xts.bend&name=xts.init
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-cipher-modes@0.1.0.0/xts.bend&name=xts.last