InstKbkdf.CrKbkdf.hmac_sha256_feedback: def of bend-osdev-crypto@0.1.0.0
Import: import bend-osdev-crypto@0.1.0.0/inst_kbkdf.bend as InstKbkdf
Lines 17-18 of bend-osdev-crypto@0.1.0.0/inst_kbkdf.bend: https://jend.leeeet.dev/read.txt?path=bend-osdev-crypto@0.1.0.0/inst_kbkdf.bend&start_line=17&end_line=18

import Base
import bend-osdev-bytes@0.1.0.0/bytes.bend as B
import bend-osdev-crypto@0.1.0.0/crypto.bend as Cr
import bend-osdev-crypto@0.1.0.0/hmac.bend as Hm
import bend-osdev-crypto@0.1.0.0/kbkdf.bend as Kb
import bend-osdev-crypto@0.1.0.0/inst_sha2.bend as SH

def CrKbkdf.hmac_sha256_feedback(ki: B.Octets, iv: B.Octets, label: B.Octets, context: B.Octets, n: Nat) -> Result<&2, &2, Cr.CrError, B.Octets>:
  Kb.CrKbkdf.feedback_kdf(~Hm.CrHmacKey, ~Hm.CrHmac.key_of(~64n, ~SH.CrSha2.sha256), ~Hm.CrHmac.mac(~SH.CrSha2.sha256), ~32n, ~4n, ~4n, ki, iv, label, context, n)

Uses (9):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Result
  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-crypto@0.1.0.0/crypto.bend&name=CrError
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-crypto@0.1.0.0/hmac.bend&name=CrHmac.key_of
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-crypto@0.1.0.0/hmac.bend&name=CrHmac.mac
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-crypto@0.1.0.0/hmac.bend&name=CrHmacKey
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-crypto@0.1.0.0/inst_sha2.bend&name=CrSha2.sha256
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-crypto@0.1.0.0/kbkdf.bend&name=CrKbkdf.feedback_kdf