def open_split

bend-collections@1.0.0.0 · src/crypto/aes/gcm.bend:168

import Base
import bend-collections@1.0.0.0/src/crypto/aes/types.bend as T
import bend-collections@1.0.0.0/src/crypto/aes/aes.bend as A

168def open_split(+sched: A.Schedule, +n0: T.Quad, +n1: T.Quad, +n2: T.Quad, +aad: List<&2, U32>, +input: List<&2, U32>, +n: Nat, short: Bool) -> Maybe<&2, List<&2, U32>>:
169  match short:
170    case True{}:
171      None{}
172    case False{}:
173      open_checked(sched, n0, n1, n2, aad, List.take(&2, U32, input, Nat.sub(n, 16n)), List.drop(&2, U32, input, Nat.sub(n, 16n)))