algebra/include/nil/crypto3/algebra/curves/detail/edwards/basic_policy.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
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
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// The above copyright notice and this permission notice shall be included in all
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//---------------------------------------------------------------------------//
 
#ifndef CRYPTO3_ALGEBRA_CURVES_EDWARDS_BASIC_POLICY_HPP
#define CRYPTO3_ALGEBRA_CURVES_EDWARDS_BASIC_POLICY_HPP
 
#include <nil/crypto3/algebra/fields/edwards/base_field.hpp>
#include <nil/crypto3/algebra/fields/edwards/scalar_field.hpp>
 
#include <nil/crypto3/algebra/fields/fp3.hpp>
#include <nil/crypto3/algebra/fields/fp6_2over3.hpp>
 
#include <nil/crypto3/detail/literals.hpp>
 
namespace nil {
    namespace crypto3 {
        namespace algebra {
            namespace curves {
                namespace detail {
 
                    using namespace algebra;
                    template<std::size_t Version = 183>
                    struct edwards_basic_policy { };
                    template<>
                    struct edwards_basic_policy<183> {
                        constexpr static const std::size_t version = 183;    
                        typedef fields::edwards_fq<version> g1_field_type;
                        typedef g1_field_type base_field_type;
                        typedef typename fields::fp3<base_field_type> g2_field_type;
                        typedef typename fields::fp6_2over3<base_field_type> gt_field_type;
 
                        typedef typename base_field_type::integral_type integral_type;
                        typedef typename base_field_type::extended_integral_type extended_integral_type;
 
                        constexpr static const integral_type base_field_modulus =
                            base_field_type::modulus;    
 
                        typedef fields::edwards_fr<version> scalar_field_type;
                        constexpr static const integral_type scalar_field_modulus =
                            scalar_field_type::modulus;    
 
                        constexpr static const integral_type p =
                            base_field_modulus;    
                        constexpr static const integral_type q =
                            scalar_field_modulus;    
 
                        constexpr static const integral_type a =
                            0x01;    
                        constexpr static const integral_type d =
                            0x64536D55979879327CF1306BB5A6277D254EF9776CE70_cppui179;    
                        constexpr static const std::array<typename g1_field_type::value_type, 3> g1_zero_fill = {
                            g1_field_type::value_type::one(), g1_field_type::value_type::zero(),
                            g1_field_type::value_type::zero()};
 
                        constexpr static const std::array<typename g1_field_type::value_type, 3> g1_one_fill = {
                            typename g1_field_type::value_type(
                                0x32d83d8aaa0c500f57b15fda90b1ad111067f812c7dd27_cppui182),
                            typename g1_field_type::value_type(
                                0x26c5df4587aa6a5d345efc9f2d47f8b1656517ef618f7a_cppui182),
                            typename g1_field_type::value_type(
                                0x3c6395f7eeafc1d930f0234a46e4a4806b953f0c3374ac_cppui182)};
 
                        constexpr static const std::array<typename g2_field_type::value_type, 3> g2_zero_fill = {
                            g2_field_type::value_type::one(), g2_field_type::value_type::zero(),
                            g2_field_type::value_type::zero()};
 
                        constexpr static const std::array<typename g2_field_type::value_type, 3> g2_one_fill = {
                            typename g2_field_type::value_type(
                                0x3CE954C85AD30F53B1BB4C4F87029780F4141927FEB19_cppui178,
                                0x2214EB976DE3A4D9DF9C8D5F7AEDFEC337E03A20B32FFF_cppui182,
                                0x249774AB0EDC7FE2E665DDBFE08594F3071E0B3AC994C3_cppui182),
                            typename g2_field_type::value_type(
                                0x2F501F9482C0D0D6E80AC55A79FD4D4594CAF187952660_cppui182,
                                0x37BF8F1B1CDA11A81E8BB8F41B5FF462C9A13DC7DE1578_cppui182,
                                0x2962F0DA0C7928B2CFBBACE3D0354652B6922A764C12D8_cppui182),
                            typename g2_field_type::value_type(
                                0x3b6ad5c355d8b231b16e97b5c6f635357993efdc248101_cppui182,
                                0x2e8b3daf5fa18f9d9c6fa2ca0603fd0c9b09eeece8fd0d_cppui182,
                                0x3c3baf061e62a04a4e9d1db335b8779c70384ae2933a73_cppui182)};
                    };
 
                    constexpr typename edwards_basic_policy<183>::integral_type const
                        edwards_basic_policy<183>::base_field_modulus;
                    constexpr typename edwards_basic_policy<183>::integral_type const
                        edwards_basic_policy<183>::scalar_field_modulus;
 
                    constexpr typename edwards_basic_policy<183>::integral_type const edwards_basic_policy<183>::a;
                    constexpr typename edwards_basic_policy<183>::integral_type const edwards_basic_policy<183>::d;
 
                    constexpr typename edwards_basic_policy<183>::integral_type const edwards_basic_policy<183>::p;
                    constexpr typename edwards_basic_policy<183>::integral_type const edwards_basic_policy<183>::q;
 
                    constexpr std::array<typename edwards_basic_policy<183>::g1_field_type::value_type, 3> const
                        edwards_basic_policy<183>::g1_zero_fill;
                    constexpr std::array<typename edwards_basic_policy<183>::g1_field_type::value_type, 3> const
                        edwards_basic_policy<183>::g1_one_fill;
                    constexpr std::array<typename edwards_basic_policy<183>::g2_field_type::value_type, 3> const
                        edwards_basic_policy<183>::g2_zero_fill;
                    constexpr std::array<typename edwards_basic_policy<183>::g2_field_type::value_type, 3> const
                        edwards_basic_policy<183>::g2_one_fill;
 
                }    // namespace detail
            }        // namespace curves
        }            // namespace algebra
    }                // namespace crypto3
}    // namespace nil
 
#endif    // CRYPTO3_ALGEBRA_CURVES_EDWARDS_BASIC_POLICY_HPP