/*

 * Copyright 2017-2018 The OpenSSL Project Authors. All Rights Reserved.

 *

 * Licensed under the OpenSSL license (the "License").  You may not use

 * this file except in compliance with the License.  You can obtain a copy

 * in the file LICENSE in the source distribution or at

 * https://www.openssl.org/source/license.html

 */

#ifndef OSSL_CRYPTO_EC_CURVE448_LOCAL_H

# define OSSL_CRYPTO_EC_CURVE448_LOCAL_H

# include "curve448utils.h"

int X448(uint8_t out_shared_key[56], const uint8_t private_key[56],

         const uint8_t peer_public_value[56]);

void X448_public_from_private(uint8_t out_public_value[56],

                              const uint8_t private_key[56]);

int ED448_sign(uint8_t *out_sig, const uint8_t *message, size_t message_len,

               const uint8_t public_key[57], const uint8_t private_key[57],

               const uint8_t *context, size_t context_len);

int ED448_verify(const uint8_t *message, size_t message_len,

                 const uint8_t signature[114], const uint8_t public_key[57],

                 const uint8_t *context, size_t context_len);

int ED448ph_sign(uint8_t *out_sig, const uint8_t hash[64],

                 const uint8_t public_key[57], const uint8_t private_key[57],

                 const uint8_t *context, size_t context_len);

int ED448ph_verify(const uint8_t hash[64], const uint8_t signature[114],

                   const uint8_t public_key[57], const uint8_t *context,

                   size_t context_len);

int ED448_public_from_private(uint8_t out_public_key[57],

                              const uint8_t private_key[57]);

#endif              /* OSSL_CRYPTO_EC_CURVE448_LOCAL_H */