src/crypto/aes/types.bend

bend-collections-laws-crypto@1.0.0.0 · 10 lines · 2 definitions

1import Base
2
3# Shared representation only; this module contains no algorithm or operations.
4# FIPS 197 section 3: a word (Quad) is four bytes, and the 4x4 state is four columns,
5# column c holding the bytes s[0,c], s[1,c], s[2,c], s[3,c]. A byte is a U32.
6type Quad is Data:
7  W{b0: U32, b1: U32, b2: U32, b3: U32}
8
9type State is Data:
10  S{c0: Quad, c1: Quad, c2: Quad, c3: Quad}