mirror of
https://github.com/pezkuwichain/pezkuwi-subxt.git
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Przemek Rzad
bfb241d7f3
* Add missing Cumulus licenses * Typo * Add missing Substrate licenses * Single job checking the sub-repos in steps * Remove dates * Remove dates * Add missing (C) * Update FRAME UI tests Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io> * Update more UI tests Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io> --------- Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io> Co-authored-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>
104 lines
3.7 KiB
Rust
104 lines
3.7 KiB
Rust
// This file is part of Substrate.
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// Copyright (C) Parity Technologies (UK) Ltd.
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// SPDX-License-Identifier: Apache-2.0
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//! Support functions for bw6_761 to improve the performance of
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//! multi_miller_loop, final_exponentiation, msm's and projective
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//! multiplications by host function calls.
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use crate::utils::{
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final_exponentiation_generic, msm_sw_generic, mul_projective_generic, multi_miller_loop_generic,
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};
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use ark_bw6_761::{g1, g2, BW6_761};
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use sp_std::vec::Vec;
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/// Compute a multi miller loop through arkworks
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pub fn multi_miller_loop(a: Vec<u8>, b: Vec<u8>) -> Result<Vec<u8>, ()> {
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multi_miller_loop_generic::<BW6_761>(a, b)
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}
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/// Compute a final exponentiation through arkworks
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pub fn final_exponentiation(target: Vec<u8>) -> Result<Vec<u8>, ()> {
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final_exponentiation_generic::<BW6_761>(target)
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}
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/// Compute a multi scalar multiplication for short_weierstrass through
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/// arkworks on G1.
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pub fn msm_g1(bases: Vec<u8>, scalars: Vec<u8>) -> Result<Vec<u8>, ()> {
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msm_sw_generic::<g1::Config>(bases, scalars)
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}
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/// Compute a multi scalar multiplication for short_weierstrass through
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/// arkworks on G2.
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pub fn msm_g2(bases: Vec<u8>, scalars: Vec<u8>) -> Result<Vec<u8>, ()> {
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msm_sw_generic::<g2::Config>(bases, scalars)
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}
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/// Compute a projective scalar multiplication for short_weierstrass through
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/// arkworks on G1.
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pub fn mul_projective_g1(base: Vec<u8>, scalar: Vec<u8>) -> Result<Vec<u8>, ()> {
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mul_projective_generic::<g1::Config>(base, scalar)
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}
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/// Compute a projective scalar multiplication for short_weierstrass through
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/// arkworks on G2.
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pub fn mul_projective_g2(base: Vec<u8>, scalar: Vec<u8>) -> Result<Vec<u8>, ()> {
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mul_projective_generic::<g2::Config>(base, scalar)
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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use ark_algebra_test_templates::*;
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use sp_ark_bw6_761::{
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G1Projective as G1ProjectiveHost, G2Projective as G2ProjectiveHost, HostFunctions,
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BW6_761 as BW6_761Host,
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};
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#[derive(PartialEq, Eq)]
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struct Host;
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impl HostFunctions for Host {
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fn bw6_761_multi_miller_loop(a: Vec<u8>, b: Vec<u8>) -> Result<Vec<u8>, ()> {
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crate::elliptic_curves::bw6_761_multi_miller_loop(a, b)
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}
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fn bw6_761_final_exponentiation(f12: Vec<u8>) -> Result<Vec<u8>, ()> {
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crate::elliptic_curves::bw6_761_final_exponentiation(f12)
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}
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fn bw6_761_msm_g1(bases: Vec<u8>, bigints: Vec<u8>) -> Result<Vec<u8>, ()> {
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crate::elliptic_curves::bw6_761_msm_g1(bases, bigints)
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}
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fn bw6_761_msm_g2(bases: Vec<u8>, bigints: Vec<u8>) -> Result<Vec<u8>, ()> {
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crate::elliptic_curves::bw6_761_msm_g2(bases, bigints)
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}
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fn bw6_761_mul_projective_g1(base: Vec<u8>, scalar: Vec<u8>) -> Result<Vec<u8>, ()> {
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crate::elliptic_curves::bw6_761_mul_projective_g1(base, scalar)
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}
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fn bw6_761_mul_projective_g2(base: Vec<u8>, scalar: Vec<u8>) -> Result<Vec<u8>, ()> {
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crate::elliptic_curves::bw6_761_mul_projective_g2(base, scalar)
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}
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}
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type BW6_761 = BW6_761Host<Host>;
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type G1Projective = G1ProjectiveHost<Host>;
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type G2Projective = G2ProjectiveHost<Host>;
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test_group!(g1; G1Projective; sw);
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test_group!(g2; G2Projective; sw);
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test_group!(pairing_output; ark_ec::pairing::PairingOutput<BW6_761>; msm);
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test_pairing!(pairing; super::BW6_761);
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}
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