/*
 * Copyright (c) 2001-2022, Arm Limited and Contributors. All rights reserved.
 *
 * SPDX-License-Identifier: BSD-3-Clause
 */

#ifndef MBEDTLS_CC_ECC_INTERNAL_H
#define MBEDTLS_CC_ECC_INTERNAL_H

#include "mbedtls/build_info.h"

#if defined(MBEDTLS_ECDH_GEN_PUBLIC_ALT) || defined(MBEDTLS_ECDSA_GENKEY_ALT)
/*
 * Generate a keypair with configurable base point
 */
int cc_ecp_gen_keypair_base( mbedtls_ecp_group *grp,
                             const mbedtls_ecp_point *G,
                             mbedtls_mpi *d, mbedtls_ecp_point *Q,
                             int (*f_rng)(void *, unsigned char *, size_t),
                             void *p_rng );

/*
 * Generate key pair, wrapper for conventional base point
 */
int cc_ecp_gen_keypair( mbedtls_ecp_group *grp,
                             mbedtls_mpi *d, mbedtls_ecp_point *Q,
                             int (*f_rng)(void *, unsigned char *, size_t),
                             void *p_rng );

#endif /* MBEDTLS_ECDH_GEN_PUBLIC_ALT || MBEDTLS_ECDSA_GENKEY_ALT*/

#if defined(MBEDTLS_ECDH_COMPUTE_SHARED_ALT)
/*
 * Multiplication R = m * P
 */
int cc_ecp_mul( mbedtls_ecp_group *grp, mbedtls_ecp_point *R,
             const mbedtls_mpi *m, const mbedtls_ecp_point *P,
             int (*f_rng)(void *, unsigned char *, size_t), void *p_rng );

#endif /* MBEDTLS_ECDH_COMPUTE_SHARED_ALT */

#endif //MBEDTLS_CC_ECC_INTERNAL_H