Twofish.tf.words: def of bend-osdev-legacy-ciphers@0.1.0.0
Import: import bend-osdev-legacy-ciphers@0.1.0.0/twofish.bend as Twofish
Lines 239-246 of bend-osdev-legacy-ciphers@0.1.0.0/twofish.bend: https://jend.leeeet.dev/read.txt?path=bend-osdev-legacy-ciphers@0.1.0.0/twofish.bend&start_line=239&end_line=246

import Base
import bend-osdev-legacy-ciphers@0.1.0.0/legacy_ciphers.bend as L

# the little-endian words of the key bytes xs, every other one from word i
def tf.words(n: Nat, +xs: List<&2, U32>, +i: Nat) -> List<&2, U32>:
  match n:
    case 0n:
      Nil{}
    case 1n+p:
      +j = Nat.mul(4n, i)
      Con{L.lc.le(L.lc.at(xs, j), L.lc.at(xs, Nat.add(j, 1n)), L.lc.at(xs, Nat.add(j, 2n)), L.lc.at(xs, Nat.add(j, 3n))), tf.words(p, xs, Nat.add(i, 2n))}

Uses (7):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat.add
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat.mul
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-legacy-ciphers@0.1.0.0/legacy_ciphers.bend&name=lc.at
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-legacy-ciphers@0.1.0.0/legacy_ciphers.bend&name=lc.le