zeth_config.h.in

// Copyright (c) 2015-2022 Clearmatics Technologies Ltd
//
// SPDX-License-Identifier: LGPL-3.0+

#ifndef __ZETH_CONFIG_H__
#define __ZETH_CONFIG_H__

// The configured options and settings for Tutorial
#define ZETH_VERSION_MAJOR @ZETH_VERSION_MAJOR@
#define ZETH_VERSION_MINOR @ZETH_VERSION_MINOR@

#define ZETH_CURVE_@ZETH_CURVE@ 1
#define ZETH_SNARK_@ZETH_SNARK@ 1

// Select the curve based on the ZETH_CURVE_* variable

#if defined(ZETH_CURVE_ALT_BN128)
#define CURVE_ALT_BN128
#include <libff/common/default_types/ec_pp.hpp>
#undef CURVE_ALT_BN128

#elif defined(ZETH_CURVE_BN128)
#define CURVE_BN128
#define BN_SUPPORT_SNARK 1
#include <libff/common/default_types/ec_pp.hpp>
#undef BN_SUPPORT_SNARK
#undef CURVE_BN128

#elif defined(ZETH_CURVE_EDWARDS)
#define CURVE_EDWARDS
#include <libff/common/default_types/ec_pp.hpp>
#undef CURVE_EDWARDS

#elif defined(ZETH_CURVE_MNT4)
#define CURVE_MNT4
#include <libff/common/default_types/ec_pp.hpp>
#undef CURVE_MNT4

#elif defined(ZETH_CURVE_MNT6)
#define CURVE_MNT6
#include <libff/common/default_types/ec_pp.hpp>
#undef CURVE_MNT6

#elif defined(ZETH_CURVE_BLS12_377)
#define CURVE_BLS12_377
#include <libff/common/default_types/ec_pp.hpp>
#undef CURVE_BLS12_377

#elif defined(ZETH_CURVE_BW6_761)
#define CURVE_BW6_761
#include <libff/common/default_types/ec_pp.hpp>
#undef CURVE_BW6_761

#else
#error "ZETH_CURVE_* variable not defined"
#endif

namespace libzeth
{
namespace defaults
{

using pp = libff::default_ec_pp;
using Field = libff::Fr<pp>;

} // namespace defaults
} // namespace libzeth

// Select a snark based on the ZETH_SNARK_* variable

#if defined(ZETH_SNARK_PGHR13)
#include "libzeth/snarks/pghr13/pghr13_api_handler.hpp"
namespace libzeth
{
namespace defaults
{

using snark = pghr13_snark<pp>;
using api_handler = pghr13_api_handler<pp>;

} // namespace defaults
} // namespace libzeth

#elif defined(ZETH_SNARK_GROTH16)
#include "libzeth/snarks/groth16/groth16_api_handler.hpp"
namespace libzeth
{
namespace defaults
{

using snark = groth16_snark<pp>;
using api_handler = groth16_api_handler<pp>;

} // namespace defaults
} // namespace libzeth

#else
#error "ZETH_SNARK_* variable not defined"
#endif

#endif // __ZETH_CONFIG_H__