Sbox.sbox: def of bend-collections@1.0.0.0
Import: import bend-collections@1.0.0.0/src/crypto/aes/sbox.bend as Sbox
Lines 140-144 of bend-collections@1.0.0.0/src/crypto/aes/sbox.bend: https://jend.leeeet.dev/read.txt?path=bend-collections@1.0.0.0/src/crypto/aes/sbox.bend&start_line=140&end_line=144

import Base

# The S-box. (The one-constructor match only opens the U32, no branch: it
# keeps a proof about an unknown word from expanding the 117 gates.)
def sbox(x: U32) -> U32:
  match x:
    case U32{w}: sbox_word(U32{w})

Uses (2):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/src/crypto/aes/sbox.bend&name=sbox_word