curves/params/wnaf/edwards.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
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// of this software and associated documentation files (the "Software"), to deal
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#ifndef CRYPTO3_ALGEBRA_CURVES_EDWARDS_WNAF_PARAMS_HPP
#define CRYPTO3_ALGEBRA_CURVES_EDWARDS_WNAF_PARAMS_HPP
 
#include <nil/crypto3/algebra/curves/params.hpp>
 
#include <nil/crypto3/algebra/curves/edwards.hpp>
 
namespace nil {
    namespace crypto3 {
        namespace algebra {
            namespace curves {
 
                template<typename GroupType>
                struct wnaf_params;
 
                /************************* EDWARDS-183 ***********************************/
 
                template<>
                struct wnaf_params<typename edwards<183>::g1_type<>> {
 
                    constexpr static const std::array<std::size_t, 4> wnaf_window_table = {9, 14, 24, 117};
                };
 
                template<>
                struct wnaf_params<typename edwards<183>::g2_type<>> {
 
                    constexpr static const std::array<std::size_t, 4> wnaf_window_table = {6, 12, 42, 97};
                };
 
                /************************* EDWARDS-183 definitions ***********************************/
 
                constexpr std::array<std::size_t, 4> const
                    wnaf_params<typename edwards<183>::g1_type<>>::wnaf_window_table;
                constexpr std::array<std::size_t, 4> const
                    wnaf_params<typename edwards<183>::g2_type<>>::wnaf_window_table;
 
            }    // namespace curves
        }        // namespace algebra
    }            // namespace crypto3
}    // namespace nil
 
#endif    // CRYPTO3_ALGEBRA_CURVES_EDWARDS_WNAF_PARAMS_HPP