LAWS.hmac_streebog512_streaming: law of bend-osdev-crypto@0.1.0.0
Import: import bend-osdev-crypto@0.1.0.0/LAWS.bend as LAWS
Lines 1489-1494 of bend-osdev-crypto@0.1.0.0/LAWS.bend: https://jend.leeeet.dev/read.txt?path=bend-osdev-crypto@0.1.0.0/LAWS.bend&start_line=1489&end_line=1494

import Base
import bend-osdev-bytes@0.1.0.0/bytes.bend as B
import bend-osdev-crypto@0.1.0.0/hmac.bend as Hm
import bend-osdev-hashes@0.1.0.0/hashes.bend as Hs
import bend-osdev-hashes@0.1.0.0/streebog.bend as HST

# HMAC over Streebog-512 (hashes): the state after a ++ b is the state after a, then b
law hmac_streebog512_streaming:
  for s: Hm.CrHmacState<Hs.HsMdState<HST.HsStbCv>>
  for +a: B.Octets
  for +b: B.Octets
  {Hm.CrHmac.update(~Hs.HsMdState<HST.HsStbCv>, ~HST.HsStreebog.update, s, B.Octets.append(a, b)) == Hm.CrHmac.update(~Hs.HsMdState<HST.HsStbCv>, ~HST.HsStreebog.update, Hm.CrHmac.update(~Hs.HsMdState<HST.HsStbCv>, ~HST.HsStreebog.update, s, a), b) : Hm.CrHmacState<Hs.HsMdState<HST.HsStbCv>>}

Uses (8):
  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.append
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-crypto@0.1.0.0/LAWS.bend&name=streebog512_hash_streaming
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-crypto@0.1.0.0/hmac.bend&name=CrHmac.update
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-crypto@0.1.0.0/hmac.bend&name=CrHmacState
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-hashes@0.1.0.0/hashes.bend&name=HsMdState
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-hashes@0.1.0.0/streebog.bend&name=HsStbCv
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-hashes@0.1.0.0/streebog.bend&name=HsStreebog.update