def gb_correct

bend-collections-laws-crypto@1.0.0.0 · proofs/crypto/argon2/gb.bend:121

import Base
import bend-collections-laws-crypto@1.0.0.0/src/crypto/blake/blake2b/types.bend as T
import bend-collections-laws-crypto@1.0.0.0/src/crypto/argon2/blamka.bend as I
import bend-collections-laws-crypto@1.0.0.0/spec/crypto/argon2/blamka.bend as S

121# GB: the implementation's equals the specification's.
122def gb_correct(+a: T.Lane, +b: T.Lane, +c: T.Lane, +d: T.Lane) -> {I.gb(a, b, c, d) == S.GB(a, b, c, d) : T.Quad}:
123  Equal.trans(T.Quad, I.gb1(I.bla(a, b), b, c, d), I.gb1(S.fBlaMka(a, b), b, c, d), m1(S.fBlaMka(a, b), b, c, d),
124    Equal.cong(T.Lane, T.Quad, z => I.gb1(z, b, c, d), I.bla(a, b), S.fBlaMka(a, b), bla_correct(a, b)),
125    gb1_correct(S.fBlaMka(a, b), b, c, d))