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Use BigInt macro for defining curve config parameters (#170)

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This commit is contained in:
mmagician
2023-09-01 10:43:12 -06:00
committed by GitHub
parent 7e58260618
commit 379f23070c
7 changed files with 20 additions and 131 deletions
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30
bw6_761/src/curves/mod.rs
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@@ -18,37 +18,11 @@ mod tests;
pub struct Config;
impl BW6Config for Config {
const X: BigInteger = BigInt::new([
0x8508c00000000001,
0x0,
0x0,
0x0,
0x0,
0x0,
0x0,
0x0,
0x0,
0x0,
0x0,
0x0,
]);
const X: BigInteger = BigInt!("0x8508c00000000001");
/// `x` is positive.
const X_IS_NEGATIVE: bool = false;
// (X-1)/3
const X_MINUS_1_DIV_3: BigInteger = BigInt::new([
0x2c58400000000000,
0x0,
0x0,
0x0,
0x0,
0x0,
0x0,
0x0,
0x0,
0x0,
0x0,
0x0,
]);
const X_MINUS_1_DIV_3: BigInteger = BigInt!("0x2c58400000000000");
// X+1
const ATE_LOOP_COUNT_1: &'static [u64] = &[0x8508c00000000002];
const ATE_LOOP_COUNT_1_IS_NEGATIVE: bool = false;

30
bw6_767/src/curves/mod.rs
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@@ -17,36 +17,10 @@ pub struct Config;
impl BW6Config for Config {
// X is the same as in bls12_381
const X: BigInteger = BigInt::new([
0xd201000000010000,
0x0,
0x0,
0x0,
0x0,
0x0,
0x0,
0x0,
0x0,
0x0,
0x0,
0x0,
]);
const X: BigInteger = BigInt!("0xd201000000010000");
const X_IS_NEGATIVE: bool = true;
// [(-X)+1]/3, since X < 0
const X_MINUS_1_DIV_3: BigInteger = BigInt::new([
0x460055555555aaab,
0x0,
0x0,
0x0,
0x0,
0x0,
0x0,
0x0,
0x0,
0x0,
0x0,
0x0,
]);
const X_MINUS_1_DIV_3: BigInteger = BigInt!("0x460055555555aaab");
// -[(-X)+1]
const ATE_LOOP_COUNT_1: &'static [u64] = &[0xd20100000000ffff];
const ATE_LOOP_COUNT_1_IS_NEGATIVE: bool = true;

36
cp6_782/src/curves/mod.rs
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@@ -182,38 +182,6 @@ pub const ATE_LOOP_COUNT: [u64; 13] = [
/// FINAL_EXPONENT_LAST_CHUNK_W0_IS_NEG = true
pub const FINAL_EXPONENT_LAST_CHUNK_W0_IS_NEG: bool = true;
/// FINAL_EXPONENT_LAST_CHUNK_ABS_OF_W0 =
/// 7000705447348627246181409558336018323010329260726930841638672011287206690002601216854775649561085256265269640040570922609783227469279331691880282815325569032149343779036142830666859805506518426649197067288711084398033
pub const FINAL_EXPONENT_LAST_CHUNK_ABS_OF_W0: BigInteger832 = BigInt::new([
0xb62ef36af72855d1,
0x676b5cef49d290fa,
0xd17fcf3c60947427,
0x5b93d992bc1b2849,
0x2171887cecd072cb,
0x879a2873f1516f4a,
0x8cc6856bd2cdf24e,
0xbff4fb6644d01993,
0x5dcbeea3e31ea667,
0x5f256f47681649f3,
0x2355a2b0839967fe,
0x144ed,
0x0,
]);
pub const FINAL_EXPONENT_LAST_CHUNK_ABS_OF_W0: BigInteger832 = BigInt!("7000705447348627246181409558336018323010329260726930841638672011287206690002601216854775649561085256265269640040570922609783227469279331691880282815325569032149343779036142830666859805506518426649197067288711084398033");
/// FINAL_EXPONENT_LAST_CHUNK_W1 =
/// 86482221941698704497288378992285180119495364068003923046442785886272123124361700722982503222189455144364945735564951562986
pub const FINAL_EXPONENT_LAST_CHUNK_W1: BigInteger832 = BigInt::new([
0x5657b9b57b942aea,
0x84f9a65f3bd54eaf,
0x5ea4214e35cd127,
0xe3cbcbc14ec1501d,
0xf196cb845a3092ab,
0x7e14627ad0e19017,
0x217db4,
0x0,
0x0,
0x0,
0x0,
0x0,
0x0,
]);
pub const FINAL_EXPONENT_LAST_CHUNK_W1: BigInteger832 = BigInt!("86482221941698704497288378992285180119495364068003923046442785886272123124361700722982503222189455144364945735564951562986");

5
mnt4_298/src/curves/mod.rs
View File

@@ -38,10 +38,11 @@ impl MNT4Config for Config {
0, 0, 0, 0, 0, 0,
];
const ATE_IS_LOOP_COUNT_NEG: bool = false;
const FINAL_EXPONENT_LAST_CHUNK_1: BigInteger320 = BigInt::new([0x1, 0x0, 0x0, 0x0, 0x0]);
const FINAL_EXPONENT_LAST_CHUNK_1: BigInteger320 = BigInt!("0x1");
const FINAL_EXPONENT_LAST_CHUNK_W0_IS_NEG: bool = false;
// https://github.com/o1-labs/snarky/blob/9c21ab2bb23874604640740d646a932e813432c3/snarkette/mnt4_80.ml#L96
const FINAL_EXPONENT_LAST_CHUNK_ABS_OF_W0: BigInteger320 =
BigInt::new([993502997770534913, 5071219579242586943, 2027349, 0, 0]);
BigInt!("689871209842287392837045615510547309923794945");
type Fp = Fq;
type Fr = Fr;
type Fp2Config = Fq2Config;

24
mnt4_753/src/curves/mod.rs
View File

@@ -1,8 +1,5 @@
use ark_ec::models::mnt4::{MNT4Config, MNT4};
use ark_ff::{
biginteger::{BigInt, BigInteger768},
AdditiveGroup, Field, Fp2, MontFp,
};
use ark_ff::{biginteger::BigInteger768, AdditiveGroup, BigInt, Field, Fp2, MontFp};
use crate::{Fq, Fq2Config, Fq4Config, Fr};
@@ -48,23 +45,10 @@ impl MNT4Config for Config {
0, 0, 0,
];
const ATE_IS_LOOP_COUNT_NEG: bool = true;
const FINAL_EXPONENT_LAST_CHUNK_1: BigInteger768 =
BigInt::new([0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]);
const FINAL_EXPONENT_LAST_CHUNK_1: BigInteger768 = BigInt!("0x1");
const FINAL_EXPONENT_LAST_CHUNK_W0_IS_NEG: bool = true;
const FINAL_EXPONENT_LAST_CHUNK_ABS_OF_W0: BigInteger768 = BigInt::new([
8824542903220142079,
7711082599397206192,
8303354903384568230,
5874150271971943936,
9717849827920685054,
95829799234282493,
0,
0,
0,
0,
0,
0,
]);
// https://github.com/o1-labs/snarky/blob/9c21ab2bb23874604640740d646a932e813432c3/snarkette/mnt4753.ml#L100
const FINAL_EXPONENT_LAST_CHUNK_ABS_OF_W0: BigInteger768 = BigInt!("204691208819330962009469868104636132783269696790011977400223898462431810102935615891307667367766898917669754470399");
type Fp = Fq;
type Fr = Fr;
type Fp2Config = Fq2Config;

7
mnt6_298/src/curves/mod.rs
View File

@@ -26,7 +26,7 @@ impl MNT6Config for Config {
const TWIST_COEFF_A: Fp3<Self::Fp3Config> =
Fp3::<Self::Fp3Config>::new(Fq::ZERO, Fq::ZERO, g1::Config::COEFF_A);
// https://github.com/o1-labs/snarky/blob/9c21ab2bb23874604640740d646a932e813432c3/snarkette/mnt4_80.ml#L88
// https://github.com/o1-labs/snarky/blob/9c21ab2bb23874604640740d646a932e813432c3/snarkette/mnt6_80.ml#L118
const ATE_LOOP_COUNT: &'static [i8] = &[
1, 0, 0, 0, 0, -1, 0, 0, 0, -1, 0, 0, 0, -1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 0, 1, 0, -1,
0, 1, 0, -1, 0, 0, 0, 0, 0, 1, 0, 1, 0, -1, 0, 0, 0, -1, 0, -1, 0, -1, 0, 0, -1, 0, -1, 0,
@@ -36,10 +36,11 @@ impl MNT6Config for Config {
0, 0, 0, 0, 0, 0,
];
const ATE_IS_LOOP_COUNT_NEG: bool = true;
const FINAL_EXPONENT_LAST_CHUNK_1: BigInteger320 = BigInt::new([0x1, 0x0, 0x0, 0x0, 0x0]);
const FINAL_EXPONENT_LAST_CHUNK_1: BigInteger320 = BigInt!("0x1");
const FINAL_EXPONENT_LAST_CHUNK_W0_IS_NEG: bool = true;
// https://github.com/o1-labs/snarky/blob/9c21ab2bb23874604640740d646a932e813432c3/snarkette/mnt6_80.ml#L126
const FINAL_EXPONENT_LAST_CHUNK_ABS_OF_W0: BigInteger320 =
BigInt::new([0xdc9a1b671660000, 0x46609756bec2a33f, 0x1eef55, 0x0, 0x0]);
BigInt!("689871209842287392837045615510547309923794944");
type Fp = Fq;
type Fr = Fr;
type Fp3Config = Fq3Config;

19
mnt6_753/src/curves/mod.rs
View File

@@ -49,23 +49,10 @@ impl MNT6Config for Config {
0, 0, 0,
];
const ATE_IS_LOOP_COUNT_NEG: bool = false;
const FINAL_EXPONENT_LAST_CHUNK_1: BigInteger768 =
BigInt::new([0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]);
const FINAL_EXPONENT_LAST_CHUNK_1: BigInteger768 = BigInt!("0x1");
const FINAL_EXPONENT_LAST_CHUNK_W0_IS_NEG: bool = false;
const FINAL_EXPONENT_LAST_CHUNK_ABS_OF_W0: BigInteger768 = BigInt::new([
8824542903220142080,
7711082599397206192,
8303354903384568230,
5874150271971943936,
9717849827920685054,
95829799234282493,
0,
0,
0,
0,
0,
0,
]);
// https://github.com/o1-labs/snarky/blob/9c21ab2bb23874604640740d646a932e813432c3/snarkette/mnt6753.ml#L130C1-L130C1
const FINAL_EXPONENT_LAST_CHUNK_ABS_OF_W0: BigInteger768 = BigInt!("204691208819330962009469868104636132783269696790011977400223898462431810102935615891307667367766898917669754470400");
type Fp = Fq;
type Fr = Fr;
type Fp3Config = Fq3Config;