def cr.vm.tag.pick

bend-osdev-crypto@0.1.0.0 · vmac.bend:437

import Base
import bend-osdev-bytes@0.1.0.0/bytes.bend as B
import bend-osdev-crypto@0.1.0.0/crypto.bend as Cr

437def cr.vm.tag.pick(~K: Data, ~Blk: Data, ~bsize: Nat, ~enc: K -> Blk -> Blk, ~blk_of: B.Octets -> Maybe<&2, Blk>, ~blk_to: Blk -> B.Octets, ok: Bool, kk: CrVmacKey<K>, +nonce: B.Octets, m: B.Octets) -> Result<&2, &2, Cr.CrError, B.Octets>:
438  match ok:
439    case True{}:
440      Done{cr.vm.tag.go(~K, ~Blk, ~bsize, ~enc, ~blk_of, ~blk_to, kk, B.Octets.to_list(nonce), B.Octets.to_list(m))}
441    case False{}:
442      Fail{Cr.CrBadNonceLength{B.Octets.len(nonce)}}