Authenc.ad.au.mcgrew: def of bend-osdev-aead@0.1.0.0
Import: import bend-osdev-aead@0.1.0.0/authenc.bend as Authenc
Lines 43-44 of bend-osdev-aead@0.1.0.0/authenc.bend: https://jend.leeeet.dev/read.txt?path=bend-osdev-aead@0.1.0.0/authenc.bend&start_line=43&end_line=44

import Base
import bend-osdev-bytes@0.1.0.0/bytes.bend as B
import bend-osdev-word64@0.1.0.0/word64.bend as W

def ad.au.mcgrew(+aad: B.Octets, iv: B.Octets, c: B.Octets) -> B.Octets:
  B.Octets.append(aad, B.Octets.append(iv, B.Octets.append(c, B.Octets.of_list(B.be64(W.W64.shl(W.W64.from_nat(B.Octets.len(aad)), 3n))))))

Uses (7):
  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.append
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-bytes@0.1.1.0/bytes.bend&name=Octets.len
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-bytes@0.1.1.0/bytes.bend&name=Octets.of_list
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-bytes@0.1.1.0/bytes.bend&name=be64
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-word64@0.1.1.0/word64.bend&name=W64.from_nat
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-word64@0.1.1.0/word64.bend&name=W64.shl