def aes.state16

bend-osdev-aes@0.1.0.0 · aes.bend:178

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

178# a block's 16 bytes as a state, and back
179def aes.state16(xs: List<&2, U32>) -> T.State:
180  match xs:
181    case Con{a0, Con{a1, Con{a2, Con{a3, Con{b0, Con{b1, Con{b2, Con{b3, Con{c0, Con{c1, Con{c2, Con{c3, Con{d0, Con{d1, Con{d2, Con{d3, t}}}}}}}}}}}}}}}}:
182      T.S{T.W{a0, a1, a2, a3}, T.W{b0, b1, b2, b3}, T.W{c0, c1, c2, c3}, T.W{d0, d1, d2, d3}}
183    case _:
184      T.S{T.W{0, 0, 0, 0}, T.W{0, 0, 0, 0}, T.W{0, 0, 0, 0}, T.W{0, 0, 0, 0}}