des3.h File Reference

Triple DES (Triple Data Encryption Algorithm) More...

#include "core/crypto.h"
#include "cipher/des.h"

Go to the source code of this file.

Data Structures
struct	Des3Context
	Triple DES algorithm context. More...

Macros
#define	DES3_PRIVATE_CONTEXT
#define	DES3_BLOCK_SIZE   8
#define	DES3_CIPHER_ALGO   (&des3CipherAlgo)

Functions
error_t	des3Init (Des3Context *context, const uint8_t *key, size_t keyLen)
	Initialize a Triple DES context using the supplied key. More...
void	des3EncryptBlock (Des3Context *context, const uint8_t *input, uint8_t *output)
	Encrypt a 8-byte block using Triple DES algorithm. More...
void	des3DecryptBlock (Des3Context *context, const uint8_t *input, uint8_t *output)
	Decrypt a 8-byte block using Triple DES algorithm. More...
void	des3Deinit (Des3Context *context)
	Release Triple DES context. More...

Variables
const uint8_t	DES_EDE3_CBC_OID [8]
const CipherAlgo	des3CipherAlgo

Detailed Description

Triple DES (Triple Data Encryption Algorithm)

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 des3.h.

Macro Definition Documentation

DES3_BLOCK_SIZE

#define DES3_BLOCK_SIZE   8

Definition at line 44 of file des3.h.

DES3_CIPHER_ALGO

#define DES3_CIPHER_ALGO   (&des3CipherAlgo)

Definition at line 46 of file des3.h.

DES3_PRIVATE_CONTEXT

#define DES3_PRIVATE_CONTEXT

Definition at line 40 of file des3.h.

Function Documentation

des3DecryptBlock()

void des3DecryptBlock	(	Des3Context *	context,
		const uint8_t *	input,
		uint8_t *	output
	)

Decrypt a 8-byte block using Triple DES algorithm.

Parameters

[in]	context	Pointer to the Triple DES context
[in]	input	Ciphertext block to decrypt
[out]	output	Plaintext block resulting from decryption

Definition at line 144 of file des3.c.

des3Deinit()

void des3Deinit

(

Des3Context *

context

)

Release Triple DES context.

Parameters

[in]

context

Pointer to the Triple DES context

Definition at line 161 of file des3.c.

des3EncryptBlock()

void des3EncryptBlock	(	Des3Context *	context,
		const uint8_t *	input,
		uint8_t *	output
	)

Encrypt a 8-byte block using Triple DES algorithm.

Parameters

[in]	context	Pointer to the Triple DES context
[in]	input	Plaintext block to encrypt
[out]	output	Ciphertext block resulting from encryption

Definition at line 125 of file des3.c.

des3Init()

error_t des3Init	(	Des3Context *	context,
		const uint8_t *	key,
		size_t	keyLen
	)

Initialize a Triple DES context using the supplied key.

Parameters

[in]	context	Pointer to the Triple DES context to initialize
[in]	key	Pointer to the key
[in]	keyLen	Length of the key

Returns

Error code

Definition at line 74 of file des3.c.

Variable Documentation

des3CipherAlgo

const CipherAlgo des3CipherAlgo

extern

Definition at line 51 of file des3.c.

DES_EDE3_CBC_OID

const uint8_t DES_EDE3_CBC_OID[8]

extern

Definition at line 48 of file des3.c.