shake256_512.c File Reference

SHAKE256/512 hash function. More...

#include "core/crypto.h"
#include "hash/shake256_512.h"

Go to the source code of this file.

Macros
#define	TRACE_LEVEL   CRYPTO_TRACE_LEVEL

Functions
__weak_func error_t	shake256_512Compute (const void *data, size_t length, uint8_t *digest)
	Digest a message using SHAKE256/512. More...
__weak_func void	shake256_512Init (Shake256_512Context *context)
	Initialize SHAKE256/512 message digest context. More...
__weak_func void	shake256_512Update (Shake256_512Context *context, const void *data, size_t length)
	Update the SHAKE256/512 context with a portion of the message being hashed. More...
__weak_func void	shake256_512Final (Shake256_512Context *context, uint8_t *digest)
	Finish the SHAKE256/512 message digest. More...

Variables
const HashAlgo	shake256_512HashAlgo

Detailed Description

SHAKE256/512 hash function.

License

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

Copyright (C) 2010-2026 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

2.6.6

Definition in file shake256_512.c.

Macro Definition Documentation

TRACE_LEVEL

#define TRACE_LEVEL   CRYPTO_TRACE_LEVEL

Definition at line 32 of file shake256_512.c.

Function Documentation

shake256_512Compute()

__weak_func error_t shake256_512Compute	(	const void *	data,
		size_t	length,
		uint8_t *	digest
	)

Digest a message using SHAKE256/512.

Parameters

[in]	data	Pointer to the message being hashed
[in]	length	Length of the message
[out]	digest	Pointer to the calculated digest

Returns

Error code

Definition at line 68 of file shake256_512.c.

shake256_512Final()

__weak_func void shake256_512Final	(	Shake256_512Context *	context,
		uint8_t *	digest
	)

Finish the SHAKE256/512 message digest.

Parameters

[in]	context	Pointer to the SHAKE256/512 context
[out]	digest	Calculated digest

Definition at line 140 of file shake256_512.c.

shake256_512Init()

__weak_func void shake256_512Init

(

Shake256_512Context *

context

)

Initialize SHAKE256/512 message digest context.

Parameters

[in]

context

Pointer to the SHAKE256/512 context to initialize

Definition at line 113 of file shake256_512.c.

shake256_512Update()

__weak_func void shake256_512Update	(	Shake256_512Context *	context,
		const void *	data,
		size_t	length
	)

Update the SHAKE256/512 context with a portion of the message being hashed.

Parameters

[in]	context	Pointer to the SHAKE256/512 context
[in]	data	Pointer to the buffer being hashed
[in]	length	Length of the buffer

Definition at line 127 of file shake256_512.c.

Variable Documentation

shake256_512HashAlgo

const HashAlgo shake256_512HashAlgo

Initial value:

=
{
   "SHAKE256/512",
   SHAKE256_OID,
   sizeof(SHAKE256_OID),
   sizeof(Shake256_512Context),
   SHAKE256_512_BLOCK_SIZE,
   SHAKE256_512_DIGEST_SIZE,
   SHAKE256_512_MIN_PAD_SIZE,
   TRUE,
   (HashAlgoCompute) shake256_512Compute,
   (HashAlgoInit) shake256_512Init,
   (HashAlgoUpdate) shake256_512Update,
   (HashAlgoFinal) shake256_512Final,
   NULL
}

Definition at line 42 of file shake256_512.c.