bn128_pp.hpp

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#ifndef BN128_PP_HPP_
#define BN128_PP_HPP_
#include <libff/algebra/curves/bn128/bn128_g1.hpp>
#include <libff/algebra/curves/bn128/bn128_g2.hpp>
#include <libff/algebra/curves/bn128/bn128_gt.hpp>
#include <libff/algebra/curves/bn128/bn128_init.hpp>
#include <libff/algebra/curves/bn128/bn128_pairing.hpp>
#include <libff/algebra/curves/public_params.hpp>
 
namespace libff
{
 
class bn128_pp
{
public:
    static const std::string name;
 
    typedef bn128_Fr Fp_type;
    typedef bn128_G1 G1_type;
    typedef bn128_G2 G2_type;
    typedef bn128_ate_G1_precomp G1_precomp_type;
    typedef bn128_ate_G2_precomp G2_precomp_type;
    typedef bn128_Fq Fq_type;
    typedef bn128_Fq12 Fqk_type;
    typedef bn128_GT GT_type;
 
    static const bool has_affine_pairing = false;
 
    static void init_public_params();
    static bn128_GT final_exponentiation(const bn128_Fq12 &elt);
    static bn128_ate_G1_precomp precompute_G1(const bn128_G1 &P);
    static bn128_ate_G2_precomp precompute_G2(const bn128_G2 &Q);
    static bn128_Fq12 miller_loop(
        const bn128_ate_G1_precomp &prec_P, const bn128_ate_G2_precomp &prec_Q);
    static bn128_Fq12 double_miller_loop(
        const bn128_ate_G1_precomp &prec_P1,
        const bn128_ate_G2_precomp &prec_Q1,
        const bn128_ate_G1_precomp &prec_P2,
        const bn128_ate_G2_precomp &prec_Q2);
 
    /* the following are used in test files */
    static bn128_GT pairing(const bn128_G1 &P, const bn128_G2 &Q);
    static bn128_GT reduced_pairing(const bn128_G1 &P, const bn128_G2 &Q);
};
 
} // namespace libff
#endif // BN128_PP_HPP_