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/*
* %CopyrightBegin%
*
* Copyright Ericsson AB 2010-2023. 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_BN_H__
#define E_BN_H__ 1
#include "common.h"
ERL_NIF_TERM bin_from_bn(ErlNifEnv* env, const BIGNUM *bn);
ERL_NIF_TERM mod_exp_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]);
#ifdef HAVE_EC
ERL_NIF_TERM bn2term(ErlNifEnv* env, size_t size, const BIGNUM *bn);
#endif
int get_bn_from_mpint(ErlNifEnv* env, ERL_NIF_TERM term, BIGNUM** bnp);
int get_bn_from_bin(ErlNifEnv* env, ERL_NIF_TERM term, BIGNUM** bnp);
int get_bn_from_bin_sz(ErlNifEnv* env, ERL_NIF_TERM term, BIGNUM** bnp, size_t* binsize);
#ifdef HAS_3_0_API
int get_ossl_octet_string_param_from_bin(ErlNifEnv* env, char* key, ERL_NIF_TERM bin, OSSL_PARAM *dest);
int get_ossl_BN_param_from_bin(ErlNifEnv* env, char* key, ERL_NIF_TERM bin, OSSL_PARAM *dest);
int get_ossl_BN_param_from_bin_sz(ErlNifEnv* env, char* key, ERL_NIF_TERM bin, OSSL_PARAM *dest, size_t *size);
int get_ossl_BN_param_from_bn(ErlNifEnv* env, char* key, const BIGNUM* bn, OSSL_PARAM *dest);
int get_ossl_param_from_bin_in_list(ErlNifEnv* env, char* key, ERL_NIF_TERM *listcell, OSSL_PARAM *dest);
#endif
#endif /* E_BN_H__ */
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