law sha256_hash_split
import bend-osdev-crypto@0.1.0.0/LAWS.bend as LAWSimport Base
import bend-osdev-bytes@0.1.0.0/bytes.bend as B
import bend-osdev-crypto@0.1.0.0/inst_sha2.bend as SH
400law sha256_hash_split:
401 for +a: B.Octets
402 for +b: B.Octets
403 {SH.CrSha2.final(SH.CrSha2.update(SH.CrSha2.update(SH.CrSha2.init256(), a), b)) == SH.CrSha2.sha256(B.Octets.append(a, b)) : B.Octets}