Kbkdf.CrKbkdf.counter: def of bend-osdev-crypto@0.1.0.0
Import: import bend-osdev-crypto@0.1.0.0/kbkdf.bend as Kbkdf
Lines 43-45 of bend-osdev-crypto@0.1.0.0/kbkdf.bend: https://jend.leeeet.dev/read.txt?path=bend-osdev-crypto@0.1.0.0/kbkdf.bend&start_line=43&end_line=45

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

# [i]_2 as rlen bytes (the low 8 rlen bits of i, big-endian)
def CrKbkdf.counter(+rlen: Nat, i: U32) -> B.Octets:
  B.Octets.drop(Nat.sub(4n, rlen), B.Octets.be32(i))

Uses (6):
  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=Base/base.bend&name=U32
  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.be32
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-bytes@0.1.1.0/bytes.bend&name=Octets.drop