def ccm.open
import bend-osdev-aead@0.1.0.0/check.bend as Checkimport Base
import bend-osdev-bytes@0.1.0.0/bytes.bend as B
import bend-osdev-cipher-modes@0.1.0.0/aes.bend as X
import bend-osdev-crypto@0.1.0.0/crypto.bend as Cr
import bend-osdev-crypto@0.1.0.0/inst_ccm.bend as CC
163def ccm.open(k: X.CmAesKey, n: B.Octets, a: B.Octets, c: B.Octets) -> Result<&2, &2, Cr.CrError, B.Octets>:
164 CC.CrCcm.open(~X.CmAesKey, ~X.CmAes.encrypt, ~16n, k, n, a, c)