curves/params/wnaf/bls12.hpp

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//---------------------------------------------------------------------------//
// Copyright (c) 2020-2021 Mikhail Komarov <nemo@nil.foundation>
// Copyright (c) 2020-2021 Nikita Kaskov <nbering@nil.foundation>
//
// MIT License
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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//---------------------------------------------------------------------------//
 
#ifndef CRYPTO3_ALGEBRA_CURVES_BLS12_WNAF_PARAMS_HPP
#define CRYPTO3_ALGEBRA_CURVES_BLS12_WNAF_PARAMS_HPP
 
#include <nil/crypto3/algebra/curves/params.hpp>
 
#include <nil/crypto3/algebra/curves/bls12.hpp>
 
namespace nil {
    namespace crypto3 {
        namespace algebra {
            namespace curves {
 
                template<typename GroupType>
                struct wnaf_params;
 
                /************************* BLS12-381 ***********************************/
 
                template<>
                struct wnaf_params<typename bls12<381>::g1_type<>> {
 
                    constexpr static const std::array<std::size_t, 4> wnaf_window_table = {11, 24, 60, 127};
                };
 
                template<>
                struct wnaf_params<typename bls12<381>::g2_type<>> {
 
                    constexpr static const std::array<std::size_t, 4> wnaf_window_table = {5, 15, 39, 109};
                };
 
                /************************* BLS12-377 ***********************************/
 
                template<>
                struct wnaf_params<typename bls12<377>::g1_type<>> {
 
                    constexpr static const std::array<std::size_t, 4> wnaf_window_table = {11, 24, 60, 127};
                };
 
                template<>
                struct wnaf_params<typename bls12<377>::g2_type<>> {
 
                    constexpr static const std::array<std::size_t, 4> wnaf_window_table = {5, 15, 39, 109};
                };
 
                /************************* BLS12-381 definitions ***********************************/
 
                constexpr std::array<std::size_t, 4> const
                    wnaf_params<typename bls12<381>::g1_type<>>::wnaf_window_table;
                constexpr std::array<std::size_t, 4> const
                    wnaf_params<typename bls12<381>::g2_type<>>::wnaf_window_table;
 
                /************************* BLS12-377 definitions ***********************************/
 
                constexpr std::array<std::size_t, 4> const
                    wnaf_params<typename bls12<377>::g1_type<>>::wnaf_window_table;
                constexpr std::array<std::size_t, 4> const
                    wnaf_params<typename bls12<377>::g2_type<>>::wnaf_window_table;
 
            }    // namespace curves
        }        // namespace algebra
    }            // namespace crypto3
}    // namespace nil
 
#endif    // CRYPTO3_ALGEBRA_CURVES_BLS12_WNAF_PARAMS_HPP