def LcTdes.key2

bend-osdev-legacy-ciphers@0.1.0.0 · tdes.bend:43

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

43# keying option 2: K1, K2 as 16 bytes, and K3 = K1
44def LcTdes.key2(o: B.Octets) -> Result<&2, &2, L.LcError, LcTdesKey>:
45  +xs = B.Octets.to_list(o)
46  tdes.key.pick(False{}, Nat.is_eq(B.len(xs), 16n), xs)