rc4.h File Reference

RC4 encryption algorithm. More...

#include "core/crypto.h"

Go to the source code of this file.

Data Structures

struct  Rc4Context
 RC4 algorithm context. More...


#define RC4_CIPHER_ALGO   (&rc4CipherAlgo)


error_t rc4Init (Rc4Context *context, const uint8_t *key, size_t length)
 Initialize an RC4 context using the supplied key. More...
void rc4Cipher (Rc4Context *context, const uint8_t *input, uint8_t *output, size_t length)
 Encrypt/decrypt data with the RC4 algorithm. More...


const CipherAlgo rc4CipherAlgo

Detailed Description

RC4 encryption algorithm.


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 rc4.h.

Macro Definition Documentation


#define RC4_CIPHER_ALGO   (&rc4CipherAlgo)

Definition at line 38 of file rc4.h.

Function Documentation

◆ rc4Cipher()

void rc4Cipher ( Rc4Context context,
const uint8_t *  input,
uint8_t *  output,
size_t  length 

Encrypt/decrypt data with the RC4 algorithm.

[in]contextPointer to the RC4 context
[in]inputPointer to the data to encrypt/decrypt
[in]outputPointer to the resulting data
[in]lengthLength of the input data

Definition at line 109 of file rc4.c.

◆ rc4Init()

error_t rc4Init ( Rc4Context context,
const uint8_t *  key,
size_t  length 

Initialize an RC4 context using the supplied key.

[in]contextPointer to the RC4 context to initialize
[in]keyPointer to the key
[in]lengthLength of the key
Error code

Definition at line 64 of file rc4.c.

Variable Documentation

◆ rc4CipherAlgo

const CipherAlgo rc4CipherAlgo

Definition at line 42 of file rc4.c.