def xenc
import bend-collections-laws-crypto@1.0.0.0/proofs/crypto/chacha/xchacha.bend as Xchachaimport Base
import bend-collections-laws-crypto@1.0.0.0/spec/crypto/chacha.bend as R
60def xenc(+kb: List<&2, U32>, +c: U32, +sub: List<&2, U32>, +nn: List<&2, U32>, +pt: List<&2, U32>) -> List<&2, U32>:
61 R.encrypt_rounds(10n, sub, c, 0 <> 0 <> 0 <> 0 <> nn, pt)