mkv5x_crypto_cipher.c File Reference

Kinetis KV5x cipher hardware accelerator. More...

#include "fsl_device_registers.h"
#include "fsl_mmcau.h"
#include "core/crypto.h"
#include "hardware/mkv5x/mkv5x_crypto.h"
#include "hardware/mkv5x/mkv5x_crypto_cipher.h"
#include "cipher/cipher_algorithms.h"
#include "debug.h"

Go to the source code of this file.

Macros
#define	TRACE_LEVEL   CRYPTO_TRACE_LEVEL

Functions
error_t	desInit (DesContext *context, const uint8_t *key, size_t keyLen)
	Initialize a DES context using the supplied key. More...
void	desEncryptBlock (DesContext *context, const uint8_t *input, uint8_t *output)
	Encrypt a 8-byte block using DES algorithm. More...
void	desDecryptBlock (DesContext *context, const uint8_t *input, uint8_t *output)
	Decrypt a 8-byte block using DES algorithm. 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...
error_t	aesInit (AesContext *context, const uint8_t *key, size_t keyLen)
	Key expansion. More...
void	aesEncryptBlock (AesContext *context, const uint8_t *input, uint8_t *output)
	Encrypt a 16-byte block using AES algorithm. More...
void	aesDecryptBlock (AesContext *context, const uint8_t *input, uint8_t *output)
	Decrypt a 16-byte block using AES algorithm. More...

Detailed Description

Kinetis KV5x cipher hardware accelerator.

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 mkv5x_crypto_cipher.c.

Macro Definition Documentation

TRACE_LEVEL

#define TRACE_LEVEL   CRYPTO_TRACE_LEVEL

Definition at line 32 of file mkv5x_crypto_cipher.c.

Function Documentation

aesDecryptBlock()

void aesDecryptBlock	(	AesContext *	context,
		const uint8_t *	input,
		uint8_t *	output
	)

Decrypt a 16-byte block using AES algorithm.

Parameters

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

Definition at line 264 of file mkv5x_crypto_cipher.c.

aesEncryptBlock()

void aesEncryptBlock	(	AesContext *	context,
		const uint8_t *	input,
		uint8_t *	output
	)

Encrypt a 16-byte block using AES algorithm.

Parameters

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

Definition at line 238 of file mkv5x_crypto_cipher.c.

aesInit()

error_t aesInit	(	AesContext *	context,
		const uint8_t *	key,
		size_t	keyLen
	)

Key expansion.

Parameters

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

Returns

Error code

Definition at line 189 of file mkv5x_crypto_cipher.c.

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 157 of file mkv5x_crypto_cipher.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 128 of file mkv5x_crypto_cipher.c.

desDecryptBlock()

void desDecryptBlock	(	DesContext *	context,
		const uint8_t *	input,
		uint8_t *	output
	)

Decrypt a 8-byte block using DES algorithm.

Parameters

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

Definition at line 103 of file mkv5x_crypto_cipher.c.

desEncryptBlock()

void desEncryptBlock	(	DesContext *	context,
		const uint8_t *	input,
		uint8_t *	output
	)

Encrypt a 8-byte block using DES algorithm.

Parameters

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

Definition at line 80 of file mkv5x_crypto_cipher.c.

desInit()

error_t desInit	(	DesContext *	context,
		const uint8_t *	key,
		size_t	keyLen
	)

Initialize a DES context using the supplied key.

Parameters

[in]	context	Pointer to the DES context to initialize
[in]	key	Pointer to the key
[in]	keyLen	Length of the key (must be set to 8)

Returns

Error code

Definition at line 55 of file mkv5x_crypto_cipher.c.