Aes.CmAes.key: def of bend-osdev-aes@0.1.0.0
Import: import bend-osdev-aes@0.1.0.0/aes.bend as Aes
Lines 216-220 of bend-osdev-aes@0.1.0.0/aes.bend: https://jend.leeeet.dev/read.txt?path=bend-osdev-aes@0.1.0.0/aes.bend&start_line=216&end_line=220

import Base
import bend-osdev-bytes@0.1.1.0/bytes.bend as B
import bend-osdev-mode-core@0.1.0.0/mode_core.bend as M

# a 16-byte (AES-128) or 32-byte (AES-256) key
def CmAes.key(o: B.Octets) -> Result<&2, &2, M.CmError, CmAesKey>:
  +xs = B.Octets.to_list(o)
  +n = B.len(xs)
  aes.key.pick(Bool.or(Nat.is_eq(n, 16n), Nat.is_eq(n, 32n)), xs)

Uses (9):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.or
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat.is_eq
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Result
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-aes@0.1.0.0/aes.bend&name=CmAesKey
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-aes@0.1.0.0/aes.bend&name=aes.key.pick
  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-bytes@0.1.1.0/bytes.bend&name=len
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-mode-core@0.1.0.0/mode_core.bend&name=CmError