Hmac.zero_pad: def of bend-collections-laws-crypto@1.0.0.0
Import: import bend-collections-laws-crypto@1.0.0.0/spec/crypto/hmac.bend as Hmac
Lines 39-41 of bend-collections-laws-crypto@1.0.0.0/spec/crypto/hmac.bend: https://jend.leeeet.dev/read.txt?path=bend-collections-laws-crypto@1.0.0.0/spec/crypto/hmac.bend&start_line=39&end_line=41

import Base

def zero_pad(+k: List<&2, U32>) -> List<&2, U32>:
  List.append(&2, U32, k,
    List.replicate(U32, Nat.sub(block_len(), List.length(&2, U32, k)), 0))

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=List.append
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List.length
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List.replicate
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat.sub
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/spec/crypto/hmac.bend&name=block_len