Aes.aes.inv_cipher: def of bend-osdev-aes@0.1.0.0
Import: import bend-osdev-aes@0.1.0.0/aes.bend as Aes
Lines 169-176 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=169&end_line=176

import Base
import bend-collections@1.0.0.0/src/crypto/aes/aes.bend as A
import bend-collections@1.0.0.0/src/crypto/aes/types.bend as T

# bend-collections' cipher (AddRoundKey with the first round key, then the
# rounds) undone
def aes.inv_cipher(+nr: Nat, ks: List<&2, T.State>, c: T.State) -> T.State:
  match ks:
    case Con{k, rest}:
      aes.mask(A.add_round_key(aes.inv_rounds(Nat.sub(nr, 1n), rest, c), k))
    case Nil{}:
      aes.mask(c)

Uses (7):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat.sub
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/src/crypto/aes/aes.bend&name=add_round_key
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/src/crypto/aes/types.bend&name=State
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-aes@0.1.0.0/aes.bend&name=aes.inv_rounds
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-aes@0.1.0.0/aes.bend&name=aes.mask