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/*
 * %CopyrightBegin%
 *
 * Copyright Ericsson AB 2010-2022. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * %CopyrightEnd%
 */

#ifndef E_EC_H__
#define E_EC_H__ 1

#include "common.h"

#if defined(HAVE_EC)

# if defined(HAS_3_0_API)
int get_curve_definition(ErlNifEnv* env, ERL_NIF_TERM *ret, ERL_NIF_TERM def,
                         OSSL_PARAM params[], int *i,
                         size_t *order_size);
# endif /* HAS_3_0_API */

# if ! defined(HAS_3_0_API)
int get_ec_key_sz(ErlNifEnv* env, ERL_NIF_TERM curve, ERL_NIF_TERM priv, ERL_NIF_TERM pub,
                  EC_KEY** res, size_t* size);
# endif

int get_ec_public_key(ErlNifEnv* env, ERL_NIF_TERM key, EVP_PKEY **pkey);
int get_ec_private_key(ErlNifEnv* env, ERL_NIF_TERM key, EVP_PKEY **pkey);

int term2point(ErlNifEnv* env, ERL_NIF_TERM term, EC_GROUP *group, EC_POINT **pptr);
#endif

ERL_NIF_TERM ec_generate_key_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]);

#endif /* E_EC_H__ */