zuc.h File Reference

ZUC stream cipher (ZUC-128 and ZUC-256) More...

#include "core/crypto.h"

Go to the source code of this file.

Data Structures

struct  ZucContext
 ZUC algorithm context. More...
 

Functions

error_t zucInit (ZucContext *context, const uint8_t *key, size_t keyLen, const uint8_t *iv, size_t ivLen)
 Initialize ZUC context using the supplied key and IV. More...
 
void zucGenerateKeyStream (ZucContext *context, uint32_t *output, size_t length)
 Generate key stream. More...
 
void zucCipher (ZucContext *context, const uint8_t *input, uint8_t *output, size_t length)
 Encrypt/decrypt data with the ZUC algorithm. More...
 
void zucDeinit (ZucContext *context)
 Release ZUC context. More...
 

Detailed Description

ZUC stream cipher (ZUC-128 and ZUC-256)

License

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

Copyright (C) 2010-2024 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.

Author
Oryx Embedded SARL (www.oryx-embedded.com)
Version
2.4.4

Definition in file zuc.h.

Function Documentation

◆ zucCipher()

void zucCipher ( ZucContext context,
const uint8_t *  input,
uint8_t *  output,
size_t  length 
)

Encrypt/decrypt data with the ZUC algorithm.

Parameters
[in]contextPointer to the ZUC context
[in]inputPointer to the data to encrypt/decrypt (optional)
[in]outputPointer to the resulting data (optional)
[in]lengthLength of the input data

Definition at line 395 of file zuc.c.

◆ zucDeinit()

void zucDeinit ( ZucContext context)

Release ZUC context.

Parameters
[in]contextPointer to the ZUC context

Definition at line 438 of file zuc.c.

◆ zucGenerateKeyStream()

void zucGenerateKeyStream ( ZucContext context,
uint32_t *  output,
size_t  length 
)

Generate key stream.

Parameters
[in]contextPointer to the ZUC context
[in]outputPointer to the resulting key stream (optional)
[in]lengthNumber of 32-bit words to be generate

Definition at line 358 of file zuc.c.

◆ zucInit()

error_t zucInit ( ZucContext context,
const uint8_t *  key,
size_t  keyLen,
const uint8_t *  iv,
size_t  ivLen 
)

Initialize ZUC context using the supplied key and IV.

Parameters
[in]contextPointer to the ZUC context to initialize
[in]keyPointer to the key
[in]keyLenLength of the key
[in]ivPointer to the initialization vector
[in]ivLenLength of the initialization vector
Returns
Error code

Definition at line 241 of file zuc.c.