camellia.h File Reference

Copyright (C) 2006-2010, Brainspark B.V.

This file is part of PolarSSL (http://www.polarssl.org) Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org>

All rights reserved.

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.

#include <inttypes.h>

Data Structures
struct	camellia_context
	CAMELLIA context structure. More...

Macros
#define	CAMELLIA_DECRYPT   0
#define	CAMELLIA_ENCRYPT   1
#define	POLARSSL_ERR_CAMELLIA_INVALID_INPUT_LENGTH   -0x0a10
#define	POLARSSL_ERR_CAMELLIA_INVALID_KEY_LENGTH   -0x0a00

Functions
int	camellia_crypt_cbc (camellia_context *ctx, int mode, int length, unsigned char iv[16], const unsigned char *input, unsigned char *output)
	CAMELLIA-CBC buffer encryption/decryption Length should be a multiple of the block size (16 bytes) More...
int	camellia_crypt_cfb128 (camellia_context *ctx, int mode, int length, int *iv_off, unsigned char iv[16], const unsigned char *input, unsigned char *output)
	CAMELLIA-CFB128 buffer encryption/decryption. More...
int	camellia_crypt_ecb (camellia_context *ctx, int mode, const unsigned char input[16], unsigned char output[16])
	CAMELLIA-ECB block encryption/decryption. More...
int	camellia_self_test (int verbose)
	Checkup routine. More...
int	camellia_setkey_dec (camellia_context *ctx, const unsigned char *key, int keysize)
	CAMELLIA key schedule (decryption) More...
int	camellia_setkey_enc (camellia_context *ctx, const unsigned char *key, int keysize)
	CAMELLIA key schedule (encryption) More...

#define CAMELLIA_DECRYPT   0

#define CAMELLIA_ENCRYPT   1

Referenced by main().

#define POLARSSL_ERR_CAMELLIA_INVALID_INPUT_LENGTH   -0x0a10

#define POLARSSL_ERR_CAMELLIA_INVALID_KEY_LENGTH   -0x0a00

int camellia_crypt_cbc	(	camellia_context *	ctx,
		int	mode,
		int	length,
		unsigned char	iv[16],
		const unsigned char *	input,
		unsigned char *	output
	)

CAMELLIA-CBC buffer encryption/decryption Length should be a multiple of the block size (16 bytes)

Parameters

ctx	CAMELLIA context
mode	CAMELLIA_ENCRYPT or CAMELLIA_DECRYPT
length	length of the input data
iv	initialization vector (updated after use)
input	buffer holding the input data
output	buffer holding the output data

Returns

0 if successful, or POLARSSL_ERR_CAMELLIA_INVALID_INPUT_LENGTH

Referenced by main().

int camellia_crypt_cfb128	(	camellia_context *	ctx,
		int	mode,
		int	length,
		int *	iv_off,
		unsigned char	iv[16],
		const unsigned char *	input,
		unsigned char *	output
	)

CAMELLIA-CFB128 buffer encryption/decryption.

Parameters

ctx	CAMELLIA context
mode	CAMELLIA_ENCRYPT or CAMELLIA_DECRYPT
length	length of the input data
iv_off	offset in IV (updated after use)
iv	initialization vector (updated after use)
input	buffer holding the input data
output	buffer holding the output data

Returns

0 if successful, or POLARSSL_ERR_CAMELLIA_INVALID_INPUT_LENGTH

int camellia_crypt_ecb	(	camellia_context *	ctx,
		int	mode,
		const unsigned char	input[16],
		unsigned char	output[16]
	)

CAMELLIA-ECB block encryption/decryption.

Parameters

ctx	CAMELLIA context
mode	CAMELLIA_ENCRYPT or CAMELLIA_DECRYPT
input	16-byte input block
output	16-byte output block

Returns

0 if successful

int camellia_self_test

(

int

verbose

)

Checkup routine.

Returns

0 if successful, or 1 if the test failed

Referenced by main().

int camellia_setkey_dec	(	camellia_context *	ctx,
		const unsigned char *	key,
		int	keysize
	)

CAMELLIA key schedule (decryption)

Parameters

ctx	CAMELLIA context to be initialized
key	decryption key
keysize	must be 128, 192 or 256

Returns

0 if successful, or POLARSSL_ERR_CAMELLIA_INVALID_KEY_LENGTH

int camellia_setkey_enc	(	camellia_context *	ctx,
		const unsigned char *	key,
		int	keysize
	)

CAMELLIA key schedule (encryption)

Parameters

ctx	CAMELLIA context to be initialized
key	encryption key
keysize	must be 128, 192 or 256

Returns

0 if successful, or POLARSSL_ERR_CAMELLIA_INVALID_KEY_LENGTH

Referenced by main().