PROOF.rc4_go_ref: def of bend-osdev-legacy-ciphers@0.1.0.0
Import: import bend-osdev-legacy-ciphers@0.1.0.0/PROOF.bend as PROOF
Lines 8430-8437 of bend-osdev-legacy-ciphers@0.1.0.0/PROOF.bend: https://jend.leeeet.dev/read.txt?path=bend-osdev-legacy-ciphers@0.1.0.0/PROOF.bend&start_line=8430&end_line=8437

import Base
import bend-osdev-bytes@0.1.0.0/bytes.bend as B
import bend-osdev-legacy-ciphers@0.1.0.0/rc4.bend as R

# the loop, for every list and state, is the structural output reversed
# onto what it had
def rc4_go_ref(xs: List<&2, U32>, +st: R.LcRc4State, +acc: List<&2, U32>) -> {R.rc4.go(xs, st, acc) == R.LcRc4Run{R.rc4.after(xs, st), R.rc4.rev_onto(acc, R.rc4.xs(xs, st))} : R.LcRc4Run}:
  match xs:
    case Nil{}:
      {==}
    case Con{x, t}:
      rc4_go_ref(t, R.rc4.step.st(R.rc4.next(st)), Con{B.byte(U32.xor(x, R.rc4.step.k(R.rc4.next(st)))), acc})

Uses (13):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.xor
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-bytes@0.1.1.0/bytes.bend&name=byte
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-legacy-ciphers@0.1.0.0/rc4.bend&name=LcRc4Run
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-legacy-ciphers@0.1.0.0/rc4.bend&name=LcRc4State
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-legacy-ciphers@0.1.0.0/rc4.bend&name=rc4.after
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-legacy-ciphers@0.1.0.0/rc4.bend&name=rc4.go
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-legacy-ciphers@0.1.0.0/rc4.bend&name=rc4.next
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-legacy-ciphers@0.1.0.0/rc4.bend&name=rc4.rev_onto
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-legacy-ciphers@0.1.0.0/rc4.bend&name=rc4.step.k
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-legacy-ciphers@0.1.0.0/rc4.bend&name=rc4.step.st
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-legacy-ciphers@0.1.0.0/rc4.bend&name=rc4.xs