detail/extension_params/bn128/fp6_3over2.hpp

Go to the documentation of this file.

//---------------------------------------------------------------------------//
// 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
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
//---------------------------------------------------------------------------//
 
#ifndef CRYPTO3_ALGEBRA_FIELDS_BN128_FP6_3OVER2_EXTENSION_PARAMS_HPP
#define CRYPTO3_ALGEBRA_FIELDS_BN128_FP6_3OVER2_EXTENSION_PARAMS_HPP
 
#include <nil/crypto3/algebra/fields/params.hpp>
#include <nil/crypto3/algebra/fields/bn128/base_field.hpp>
#include <nil/crypto3/algebra/fields/fp2.hpp>
 
#include <nil/crypto3/detail/literals.hpp>
 
namespace nil {
    namespace crypto3 {
        namespace algebra {
            namespace fields {
                namespace detail {
 
                    template<typename BaseField>
                    struct fp6_3over2_extension_params;
 
                    /************************* BN128 ***********************************/
 
                    template<std::size_t Version>
                    class fp6_3over2_extension_params<fields::bn128<Version>> : public params<fields::bn128<Version>> {
 
                        typedef fields::bn128<Version> base_field_type;
                        typedef params<base_field_type> policy_type;
 
                    public:
                        typedef typename policy_type::integral_type integral_type;
 
                        constexpr static const integral_type modulus = policy_type::modulus;
 
                        typedef fields::fp2<base_field_type> non_residue_field_type;
                        typedef typename non_residue_field_type::value_type non_residue_type;
                        typedef fields::fp2<base_field_type> underlying_field_type;
                        typedef typename underlying_field_type::value_type underlying_type;
 
                        /*constexpr static const std::array<non_residue_type, 6> Frobenius_coeffs_c1 =
                        {non_residue_type(0x00, 0x00), non_residue_type(0x00, 0x00), non_residue_type(0x00, 0x00),
                            non_residue_type(0x00, 0x00),
                            non_residue_type(0x00, 0x00),
                            non_residue_type(0x00, 0x00)};
 
                        constexpr static const std::array<non_residue_type, 6> Frobenius_coeffs_c2 =
                        {non_residue_type(0x00, 0x00), non_residue_type(0x00, 0x00), non_residue_type(0x00, 0x00),
                            non_residue_type(0x00, 0x00),
                            non_residue_type(0x00, 0x00),
                            non_residue_type(0x00, 0x00)};*/
 
                        constexpr static const std::array<integral_type, 6 * 2> Frobenius_coeffs_c1 = {
                            0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
 
                        constexpr static const std::array<integral_type, 6 * 2> Frobenius_coeffs_c2 = {
                            0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
 
                        constexpr static const non_residue_type non_residue = non_residue_type(0x09, 0x01);
                    };
 
                    template<std::size_t Version>
                    constexpr typename fp6_3over2_extension_params<bn128_base_field<Version>>::non_residue_type const
                        fp6_3over2_extension_params<bn128_base_field<Version>>::non_residue;
 
                    template<std::size_t Version>
                    constexpr std::array<typename fp6_3over2_extension_params<bn128_base_field<Version>>::integral_type,
                                         6 * 2> const
                        fp6_3over2_extension_params<bn128_base_field<Version>>::Frobenius_coeffs_c1;
                    template<std::size_t Version>
                    constexpr std::array<typename fp6_3over2_extension_params<bn128_base_field<Version>>::integral_type,
                                         6 * 2> const
                        fp6_3over2_extension_params<bn128_base_field<Version>>::Frobenius_coeffs_c2;
 
                }    // namespace detail
            }        // namespace fields
        }            // namespace algebra
    }                // namespace crypto3
}    // namespace nil
 
#endif    // CRYPTO3_ALGEBRA_FIELDS_BN128_FP6_3OVER2_EXTENSION_PARAMS_HPP