hostlib/hostLib/mbedtls/src/ecp_alt_ax.c

/**
 * @file ecp_alt_ax.c
 * @author NXP Semiconductors
 * @version 1.0
 * @par License
 *
 * Copyright 2017-2018 NXP
 * SPDX-License-Identifier: Apache-2.0
 *
 * @par Description
 * Implementation of key association between A71CH and mbedtls.
 *
 *****************************************************************************/

#if !defined(MBEDTLS_CONFIG_FILE)
#include "mbedtls/config.h"
#else
#include MBEDTLS_CONFIG_FILE
#endif


#if defined(MBEDTLS_ECP_C)

#include "mbedtls/ecp.h"
#include "mbedtls/version.h"

#include <string.h>

#if defined(MBEDTLS_ECP_ALT) && SSS_HAVE_ALT_A71CH

#include <ax_mbedtls.h>

/*
 * Unallocate (the components of) a key pair
 */
void mbedtls_ecp_keypair_free_o( mbedtls_ecp_keypair *key );

void mbedtls_ecp_keypair_free( mbedtls_ecp_keypair *key )
{
    if( key == NULL )
        return;

    if ( key->grp.hlse_handle != 0 )
    {
        key->grp.hlse_handle = 0;
    }
    mbedtls_ecp_keypair_free_o(key);
}

/*
 * Set a group from an ECParameters record (RFC 4492)
 */
int mbedtls_ecp_tls_read_group( mbedtls_ecp_group *grp, const unsigned char **buf, size_t len )
{
    int ret;
    HLSE_OBJECT_HANDLE backup_type_ax_index;
    backup_type_ax_index = grp->hlse_handle;
    ret = mbedtls_ecp_tls_read_group_o(grp, buf, len);
    grp->hlse_handle = backup_type_ax_index;
    return ret;
}

#endif /* MBEDTLS_ECP_ALT */

#endif /* MBEDTLS_ECP_C */