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https://github.com/arnaucube/ark-curves-cherry-picked.git
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91 lines
2.7 KiB
Rust
91 lines
2.7 KiB
Rust
use ark_ec::models::mnt4::{MNT4Parameters, MNT4};
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use ark_ff::{biginteger::BigInteger768, field_new, fields::FpParameters, Fp2};
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use crate::{Fq, Fq2, Fq2Parameters, Fq4Parameters, FqParameters, Fr, FrParameters};
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pub mod g1;
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pub mod g2;
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#[cfg(test)]
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mod tests;
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pub use self::{
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g1::{G1Affine, G1Prepared, G1Projective},
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g2::{G2Affine, G2Prepared, G2Projective},
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};
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pub type MNT4_753 = MNT4<Parameters>;
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pub struct Parameters;
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impl MNT4Parameters for Parameters {
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const TWIST: Fp2<Self::Fp2Params> = field_new!(Fq2, FQ_ZERO, FQ_ONE);
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// A coefficient of MNT4-753 G2 =
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// ```
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// mnt4753_twist_coeff_a = mnt4753_Fq2(mnt4753_G1::coeff_a * non_residue, mnt6753_Fq::zero());
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// = (A_COEFF * NONRESIDUE, ZERO)
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// = (26, ZERO)
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// ```
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#[rustfmt::skip]
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const TWIST_COEFF_A: Fp2<Self::Fp2Params> = field_new!(Fq2,
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G1_COEFF_A_NON_RESIDUE,
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FQ_ZERO,
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);
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// https://github.com/o1-labs/snarky/blob/9c21ab2bb23874604640740d646a932e813432c3/snarkette/mnt4753.ml
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const ATE_LOOP_COUNT: &'static [u64] = &[
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8824542903220142080,
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7711082599397206192,
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8303354903384568230,
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5874150271971943936,
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9717849827920685054,
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95829799234282493,
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];
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const ATE_IS_LOOP_COUNT_NEG: bool = true;
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const FINAL_EXPONENT_LAST_CHUNK_1: BigInteger768 =
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BigInteger768([0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]);
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const FINAL_EXPONENT_LAST_CHUNK_W0_IS_NEG: bool = true;
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const FINAL_EXPONENT_LAST_CHUNK_ABS_OF_W0: BigInteger768 = BigInteger768([
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8824542903220142079,
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7711082599397206192,
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8303354903384568230,
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5874150271971943936,
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9717849827920685054,
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95829799234282493,
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0,
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0,
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0,
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0,
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0,
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0,
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]);
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type Fp = Fq;
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type Fr = Fr;
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type Fp2Params = Fq2Parameters;
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type Fp4Params = Fq4Parameters;
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type G1Parameters = self::g1::Parameters;
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type G2Parameters = self::g2::Parameters;
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}
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// 26
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pub const G1_COEFF_A_NON_RESIDUE: Fq = field_new!(
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Fq,
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BigInteger768([
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16948538951764659373,
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10775354577659735631,
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12766795894854242596,
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8684022258823474090,
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973489465296612807,
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3883945490221946200,
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16178634811223492029,
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16155746945640075033,
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17642042187059426365,
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10295720303844380352,
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13265853240981244259,
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39422991244875,
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])
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);
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pub const FQ_ZERO: Fq = field_new!(Fq, BigInteger768([0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]));
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pub const FQ_ONE: Fq = field_new!(Fq, FqParameters::R);
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pub const FR_ZERO: Fr = field_new!(Fr, BigInteger768([0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]));
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pub const FR_ONE: Fr = field_new!(Fr, FrParameters::R);
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