def blocks

bend-collections-laws-crypto@1.0.0.0 · spec/crypto/blake/blake2b.bend:253

import Base
import bend-collections-laws-crypto@1.0.0.0/src/crypto/blake/blake2b/types.bend as T

253# n blocks that are not the last, then the last one.
254def blocks(n: Nat, +index: U32, +remain: Nat, t: T.Counter, pair: Array<U32> & T.Chain) -> T.Chain:
255  match n pair:
256    case 0n Tuple{a,h}: final(a,index,remain,t,h)
257    case 1n+p Tuple{a,h}:
258      +t2 = advance(t,128)
259      blocks(p,U32.add(index,32),remain,t2,absorb(a,index,t2,h))