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ff 0.13 (#269)

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* Partial move to ff 0.13

It turns out the newly released k256 0.12 isn't on ff 0.13, preventing further
work at this time.

* Update all crates to work on ff 0.13

The provided curves still need to be expanded to fit the new API.

* Finish adding dalek-ff-group ff 0.13 constants

* Correct FieldElement::product definition

Also stops exporting macros.

* Test most new parts of ff 0.13

* Additionally test ff-group-tests with BLS12-381 and the pasta curves

We only tested curves from RustCrypto. Now we test a curve offered by zk-crypto,
the group behind ff/group, and the pasta curves, which is by Zcash (though
Zcash developers are also behind zk-crypto).

* Finish Ed448

Fully specifies all constants, passes all tests in ff-group-tests, and finishes moving to ff-0.13.

* Add RustCrypto/elliptic-curves to allowed git repos

Needed due to k256/p256 incorrectly defining product.

* Finish writing ff 0.13 tests

* Add additional comments to dalek

* Further comments

* Update ethereum-serai to ff 0.13
This commit is contained in:
Luke Parker
2023-03-28 04:38:01 -04:00
committed by GitHub
parent a9f6300e86
commit 79aff5d4c8
59 changed files with 865 additions and 429 deletions
Download Patch File Download Diff File Expand all files Collapse all files

14
crypto/ff-group-tests/src/group.rs
View File

@@ -108,7 +108,7 @@ pub fn test_mul<G: Group>() {
/// Test `((order - 1) * G) + G == identity`.
pub fn test_order<G: Group>() {
let minus_one = G::generator() * (G::Scalar::zero() - G::Scalar::one());
let minus_one = G::generator() * (G::Scalar::ZERO - G::Scalar::ONE);
assert!(minus_one != G::identity(), "(modulus - 1) * G was identity");
assert_eq!(minus_one + G::generator(), G::identity(), "((modulus - 1) * G) + G wasn't identity");
}
@@ -203,3 +203,15 @@ fn test_k256() {
fn test_p256() {
test_prime_group_bits::<_, p256::ProjectivePoint>(&mut rand_core::OsRng);
}
#[test]
fn test_bls12_381() {
test_prime_group_bits::<_, bls12_381::G1Projective>(&mut rand_core::OsRng);
test_prime_group_bits::<_, bls12_381::G2Projective>(&mut rand_core::OsRng);
}
#[test]
fn test_pallas_vesta() {
test_prime_group_bits::<_, pasta_curves::pallas::Point>(&mut rand_core::OsRng);
test_prime_group_bits::<_, pasta_curves::vesta::Point>(&mut rand_core::OsRng);
}