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Make Schnorr modular to its transcript

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This commit is contained in:
Luke Parker
2023-03-07 05:30:21 -05:00
parent 6bff3866ea
commit 837c776297
6 changed files with 43 additions and 27 deletions
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12
crypto/frost/src/tests/mod.rs
View File

@@ -6,7 +6,7 @@ pub use dkg::tests::{key_gen, recover_key};
use crate::{
Curve, Participant, ThresholdKeys, FrostError,
algorithm::{Algorithm, Hram, Schnorr},
algorithm::{Algorithm, Hram, IetfSchnorr},
sign::{Writable, PreprocessMachine, SignMachine, SignatureMachine, AlgorithmMachine},
};
@@ -197,8 +197,8 @@ pub fn test_schnorr<R: RngCore + CryptoRng, C: Curve, H: Hram<C>>(rng: &mut R) {
const MSG: &[u8] = b"Hello, World!";
let keys = key_gen(&mut *rng);
let machines = algorithm_machines(&mut *rng, Schnorr::<C, H>::new(), &keys);
let sig = sign(&mut *rng, Schnorr::<C, H>::new(), keys.clone(), machines, MSG);
let machines = algorithm_machines(&mut *rng, IetfSchnorr::<C, H>::ietf(), &keys);
let sig = sign(&mut *rng, IetfSchnorr::<C, H>::ietf(), keys.clone(), machines, MSG);
let group_key = keys[&Participant::new(1).unwrap()].group_key();
assert!(sig.verify(group_key, H::hram(&sig.R, &group_key, MSG)));
}
@@ -217,8 +217,8 @@ pub fn test_offset_schnorr<R: RngCore + CryptoRng, C: Curve, H: Hram<C>>(rng: &m
assert_eq!(keys.group_key(), offset_key);
}
let machines = algorithm_machines(&mut *rng, Schnorr::<C, H>::new(), &keys);
let sig = sign(&mut *rng, Schnorr::<C, H>::new(), keys.clone(), machines, MSG);
let machines = algorithm_machines(&mut *rng, IetfSchnorr::<C, H>::ietf(), &keys);
let sig = sign(&mut *rng, IetfSchnorr::<C, H>::ietf(), keys.clone(), machines, MSG);
let group_key = keys[&Participant::new(1).unwrap()].group_key();
assert!(sig.verify(offset_key, H::hram(&sig.R, &group_key, MSG)));
}
@@ -228,7 +228,7 @@ pub fn test_schnorr_blame<R: RngCore + CryptoRng, C: Curve, H: Hram<C>>(rng: &mu
const MSG: &[u8] = b"Hello, World!";
let keys = key_gen(&mut *rng);
let machines = algorithm_machines(&mut *rng, Schnorr::<C, H>::new(), &keys);
let machines = algorithm_machines(&mut *rng, IetfSchnorr::<C, H>::ietf(), &keys);
let (mut machines, shares) = preprocess_and_shares(&mut *rng, machines, |_, _| {}, MSG);

8
crypto/frost/src/tests/vectors.rs
View File

@@ -14,7 +14,7 @@ use ciphersuite::group::{ff::PrimeField, GroupEncoding};
use crate::{
curve::Curve,
Participant, ThresholdCore, ThresholdKeys,
algorithm::{IetfTranscript, Hram, Schnorr},
algorithm::{IetfTranscript, Hram, IetfSchnorr},
sign::{
Writable, Nonce, GeneratorCommitments, NonceCommitments, Commitments, Preprocess,
PreprocessMachine, SignMachine, SignatureMachine, AlgorithmMachine,
@@ -160,7 +160,8 @@ pub fn test_with_vectors<R: RngCore + CryptoRng, C: Curve, H: Hram<C>>(
let mut machines = vec![];
for i in &vectors.included {
machines.push((i, AlgorithmMachine::new(Schnorr::<C, H>::new(), keys[i].clone()).unwrap()));
machines
.push((i, AlgorithmMachine::new(IetfSchnorr::<C, H>::ietf(), keys[i].clone()).unwrap()));
}
let mut commitments = HashMap::new();
@@ -342,7 +343,8 @@ pub fn test_with_vectors<R: RngCore + CryptoRng, C: Curve, H: Hram<C>>(
// Create the machines
let mut machines = vec![];
for i in &vectors.included {
machines.push((i, AlgorithmMachine::new(Schnorr::<C, H>::new(), keys[i].clone()).unwrap()));
machines
.push((i, AlgorithmMachine::new(IetfSchnorr::<C, H>::ietf(), keys[i].clone()).unwrap()));
}
for (i, machine) in machines.drain(..) {