Cmac.Cmac.verify: def of bend-osdev-cipher-modes@0.1.0.0
Import: import bend-osdev-cipher-modes@0.1.0.0/cmac.bend as Cmac
Lines 85-87 of bend-osdev-cipher-modes@0.1.0.0/cmac.bend: https://jend.leeeet.dev/read.txt?path=bend-osdev-cipher-modes@0.1.0.0/cmac.bend&start_line=85&end_line=87

import Base
import bend-osdev-bytes@0.1.0.0/bytes.bend as B
import bend-osdev-cipher-modes@0.1.0.0/cipher_modes.bend as M

# whether tag is m's 16-byte MAC, compared with no early exit
def Cmac.verify(~K: Data, ~enc: K -> M.CmBlock -> M.CmBlock, +k: K, m: B.Octets, tag: B.Octets) -> Bool:
  M.cm.ct_eq(B.Octets.to_list(Cmac.mac(~K, ~enc, k, m)), B.Octets.to_list(tag))

Uses (6):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-bytes@0.1.1.0/bytes.bend&name=Octets
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-bytes@0.1.1.0/bytes.bend&name=Octets.to_list
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-cipher-modes@0.1.0.0/cipher_modes.bend&name=CmBlock
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-cipher-modes@0.1.0.0/cipher_modes.bend&name=cm.ct_eq
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-cipher-modes@0.1.0.0/cmac.bend&name=Cmac.mac