x25519.c File Reference

X25519 function implementation. More...

#include "core/crypto.h"
#include "ecc/ec_curves.h"
#include "ecc/curve25519.h"
#include "ecc/x25519.h"
#include "debug.h"

Go to the source code of this file.




error_t x25519 (uint8_t *r, const uint8_t *k, const uint8_t *u)
 X25519 function (scalar multiplication on Curve25519) More...

Detailed Description

X25519 function implementation.


SPDX-License-Identifier: GPL-2.0-or-later

Copyright (C) 2010-2020 Oryx Embedded SARL. All rights reserved.

This file is part of CycloneCRYPTO Open.

This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

Oryx Embedded SARL (www.oryx-embedded.com)

Definition in file x25519.c.

Macro Definition Documentation



Definition at line 32 of file x25519.c.

Function Documentation

◆ x25519()

error_t x25519 ( uint8_t *  r,
const uint8_t *  k,
const uint8_t *  u 

X25519 function (scalar multiplication on Curve25519)

[out]rOutput u-coordinate
[in]kInput scalar
[in]uInput u-coordinate
Error code

Definition at line 53 of file x25519.c.