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cargo fmt zcash_primitives

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This commit is contained in:
Eirik Ogilvie-Wigley
2019-08-15 10:39:55 -06:00
parent 9a4f6812f1
commit 81c58172c3
18 changed files with 786 additions and 520 deletions
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48
zcash_primitives/src/redjubjub.rs
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@@ -1,11 +1,9 @@
//! Implementation of RedJubjub, a specialization of RedDSA to the Jubjub curve.
//! See section 5.4.6 of the Sapling protocol specification.
use crate::jubjub::{edwards::Point, FixedGenerators, JubjubEngine, JubjubParams, Unknown};
use ff::{Field, PrimeField, PrimeFieldRepr};
use rand_core::RngCore;
use crate::jubjub::{
edwards::Point, FixedGenerators, JubjubEngine, JubjubParams, Unknown,
};
use std::io::{self, Read, Write};
use util::hash_to_scalar;
@@ -150,10 +148,15 @@ impl<E: JubjubEngine> PublicKey<E> {
Err(_) => return false,
};
// 0 = h_G(-S . P_G + R + c . vk)
self.0.mul(c, params).add(&r, params).add(
&params.generator(p_g).mul(s, params).negate().into(),
params
).mul_by_cofactor(params).eq(&Point::zero())
self.0
.mul(c, params)
.add(&r, params)
.add(
&params.generator(p_g).mul(s, params).negate().into(),
params,
)
.mul_by_cofactor(params)
.eq(&Point::zero())
}
}
@@ -170,8 +173,7 @@ pub fn batch_verify<'a, E: JubjubEngine, R: RngCore>(
batch: &[BatchEntry<'a, E>],
p_g: FixedGenerators,
params: &E::Params,
) -> bool
{
) -> bool {
let mut acc = Point::<E, Unknown>::zero();
for entry in batch {
@@ -218,8 +220,8 @@ mod tests {
#[test]
fn test_batch_verify() {
let rng = &mut XorShiftRng::from_seed([
0x59, 0x62, 0xbe, 0x5d, 0x76, 0x3d, 0x31, 0x8d, 0x17, 0xdb, 0x37, 0x32, 0x54, 0x06, 0xbc,
0xe5,
0x59, 0x62, 0xbe, 0x5d, 0x76, 0x3d, 0x31, 0x8d, 0x17, 0xdb, 0x37, 0x32, 0x54, 0x06,
0xbc, 0xe5,
]);
let params = &JubjubBls12::new();
let p_g = FixedGenerators::SpendingKeyGenerator;
@@ -237,8 +239,16 @@ mod tests {
assert!(vk2.verify(msg2, &sig2, p_g, params));
let mut batch = vec![
BatchEntry { vk: vk1, msg: msg1, sig: sig1 },
BatchEntry { vk: vk2, msg: msg2, sig: sig2 }
BatchEntry {
vk: vk1,
msg: msg1,
sig: sig1,
},
BatchEntry {
vk: vk2,
msg: msg2,
sig: sig2,
},
];
assert!(batch_verify(rng, &batch, p_g, params));
@@ -251,8 +261,8 @@ mod tests {
#[test]
fn cofactor_check() {
let rng = &mut XorShiftRng::from_seed([
0x59, 0x62, 0xbe, 0x5d, 0x76, 0x3d, 0x31, 0x8d, 0x17, 0xdb, 0x37, 0x32, 0x54, 0x06, 0xbc,
0xe5,
0x59, 0x62, 0xbe, 0x5d, 0x76, 0x3d, 0x31, 0x8d, 0x17, 0xdb, 0x37, 0x32, 0x54, 0x06,
0xbc, 0xe5,
]);
let params = &JubjubBls12::new();
let zero = edwards::Point::zero();
@@ -286,8 +296,8 @@ mod tests {
#[test]
fn round_trip_serialization() {
let rng = &mut XorShiftRng::from_seed([
0x59, 0x62, 0xbe, 0x5d, 0x76, 0x3d, 0x31, 0x8d, 0x17, 0xdb, 0x37, 0x32, 0x54, 0x06, 0xbc,
0xe5,
0x59, 0x62, 0xbe, 0x5d, 0x76, 0x3d, 0x31, 0x8d, 0x17, 0xdb, 0x37, 0x32, 0x54, 0x06,
0xbc, 0xe5,
]);
let p_g = FixedGenerators::SpendingKeyGenerator;
let params = &JubjubBls12::new();
@@ -322,8 +332,8 @@ mod tests {
#[test]
fn random_signatures() {
let rng = &mut XorShiftRng::from_seed([
0x59, 0x62, 0xbe, 0x5d, 0x76, 0x3d, 0x31, 0x8d, 0x17, 0xdb, 0x37, 0x32, 0x54, 0x06, 0xbc,
0xe5,
0x59, 0x62, 0xbe, 0x5d, 0x76, 0x3d, 0x31, 0x8d, 0x17, 0xdb, 0x37, 0x32, 0x54, 0x06,
0xbc, 0xe5,
]);
let p_g = FixedGenerators::SpendingKeyGenerator;
let params = &JubjubBls12::new();