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Update ed_on_bls12_377

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This commit is contained in:
Pratyush Mishra
2020-11-29 18:56:01 -08:00
parent abdaafdd54
commit 23a25faccf
1 changed files with 12 additions and 45 deletions
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57
ed_on_bls12_377/src/curves/mod.rs
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@@ -3,7 +3,7 @@ use ark_ec::{
models::{ModelParameters, MontgomeryModelParameters, TEModelParameters},
twisted_edwards_extended::{GroupAffine, GroupProjective},
};
use ark_ff::{biginteger::BigInteger256, field_new};
use ark_ff::field_new;
#[cfg(test)]
mod tests;
@@ -22,21 +22,11 @@ impl ModelParameters for EdwardsParameters {
impl TEModelParameters for EdwardsParameters {
/// COEFF_A = -1
#[rustfmt::skip]
const COEFF_A: Fq = field_new!(Fq, BigInteger256([
0x8cf500000000000e,
0xe75281ef6000000e,
0x49dc37a90b0ba012,
0x55f8b2c6e710ab9,
]));
const COEFF_A: Fq = field_new!(Fq, "-1");
/// COEFF_D = 3021
#[rustfmt::skip]
const COEFF_D: Fq = field_new!(Fq, BigInteger256([
0xd047ffffffff5e30,
0xf0a91026ffff57d2,
0x9013f560d102582,
0x9fd242ca7be5700,
]));
const COEFF_D: Fq = field_new!(Fq, "3021");
/// COFACTOR = 4
const COFACTOR: &'static [u64] = &[4];
@@ -44,12 +34,7 @@ impl TEModelParameters for EdwardsParameters {
/// COFACTOR_INV =
/// 527778859339273151515551558673846658209717731602102048798421311598680340096
#[rustfmt::skip]
const COFACTOR_INV: Fr = field_new!(Fr, BigInteger256([
10836190823041854989,
14880086764632731920,
5023208332782666747,
239524813690824359,
]));
const COFACTOR_INV: Fr = field_new!(Fr, "527778859339273151515551558673846658209717731602102048798421311598680340096");
/// Generated randomly
const AFFINE_GENERATOR_COEFFS: (Self::BaseField, Self::BaseField) = (GENERATOR_X, GENERATOR_Y);
@@ -66,41 +51,23 @@ impl TEModelParameters for EdwardsParameters {
impl MontgomeryModelParameters for EdwardsParameters {
/// COEFF_A = 0x8D26E3FADA9010A26949031ECE3971B93952AD84D4753DDEDB748DA37E8F552
/// = 3990301581132929505568273333084066329187552697088022219156688740916631500114
#[rustfmt::skip]
const COEFF_A: Fq = field_new!(Fq, BigInteger256([
13800168384327121454u64,
6841573379969807446u64,
12529593083398462246u64,
853978956621483129u64,
]));
const COEFF_A: Fq = field_new!(Fq, "3990301581132929505568273333084066329187552697088022219156688740916631500114");
/// COEFF_B = 0x9D8F71EEC83A44C3A1FBCEC6F5418E5C6154C2682B8AC231C5A3725C8170AAD
/// = 4454160168295440918680551605697480202188346638066041608778544715000777738925
#[rustfmt::skip]
const COEFF_B: Fq = field_new!(Fq, BigInteger256([
7239382437352637935u64,
14509846070439283655u64,
5083066350480839936u64,
1265663645916442191u64,
]));
const COEFF_B: Fq = field_new!(Fq, "4454160168295440918680551605697480202188346638066041608778544715000777738925");
type TEModelParameters = EdwardsParameters;
}
/// GENERATOR_X =
/// 7810607721416582242904415504650443951498042435501746664987470571546413371306
/// 4497879464030519973909970603271755437257548612157028181994697785683032656389,
#[rustfmt::skip]
const GENERATOR_X: Fq = field_new!(Fq, BigInteger256([
0x5bbc9878d817221d,
0xd2b03489424e720,
0x6b66f128c16bb3c9,
0xdd3bff78733576d,
]));
const GENERATOR_X: Fq = field_new!(Fq, "4497879464030519973909970603271755437257548612157028181994697785683032656389");
/// GENERATOR_Y =
/// 1867362672570137759132108893390349941423731440336755218616442213142473202417
/// 4357141146396347889246900916607623952598927460421559113092863576544024487809
#[rustfmt::skip]
const GENERATOR_Y: Fq = field_new!(Fq, BigInteger256([
0x471517ae5e5e979e,
0xd9c97f6a73a7ff83,
0x85a95b45a5494402,
0xfad27c9b545b1f0,
]));
const GENERATOR_Y: Fq = field_new!(Fq, "4357141146396347889246900916607623952598927460421559113092863576544024487809");