def fe_unrun_run

bend-osdev-legacy-ciphers@0.1.0.0 · PROOF.bend:1433

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

1433def fe_unrun_run(~RK: Data, ~f: RK -> U32 -> U32, ks: List<&2, RK>, +b: L.LcBlock64) -> {b == L.lc.fe.unrun(~RK, ~f, ks, L.lc.fe.run(~RK, ~f, ks, b)) : L.LcBlock64}:
1434  match ks:
1435    case Nil{}:
1436      {==}
1437    case Con{+k, +t}:
1438      %fe_unrun_run(~RK, ~f, t, L.lc.fe.step(~RK, ~f, k, b)) : {b == L.lc.fe.unstep(~RK, ~f, k, _) : L.LcBlock64}
1439      fe_unstep_step(~RK, ~f, k, b)