law feistel_run_unrun
import bend-osdev-cipher-core@0.1.0.0/LAWS.bend as LAWSimport Base
import bend-osdev-cipher-core@0.1.0.0/cipher_core.bend as L
72law feistel_run_unrun:
73 for ~RK: Data
74 for ~f: RK -> U32 -> U32
75 for ks: List<&2, RK>
76 for +b: L.LcBlock64
77 {b == L.lc.fe.run(~RK, ~f, ks, L.lc.fe.unrun(~RK, ~f, ks, b)) : L.LcBlock64}