/* crypto/camellia/camellia_misc.c -*- mode:C; c-file-style: "eay" -*- *//* ==================================================================== * Copyright (c) 2006 The OpenSSL Project.  All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright *    notice, this list of conditions and the following disclaimer.  * * 2. Redistributions in binary form must reproduce the above copyright *    notice, this list of conditions and the following disclaimer in *    the documentation and/or other materials provided with the *    distribution. * * 3. All advertising materials mentioning features or use of this *    software must display the following acknowledgment: *    "This product includes software developed by the OpenSSL Project *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)" * * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to *    endorse or promote products derived from this software without *    prior written permission. For written permission, please contact *    openssl-core@openssl.org. * * 5. Products derived from this software may not be called "OpenSSL" *    nor may "OpenSSL" appear in their names without prior written *    permission of the OpenSSL Project. * * 6. Redistributions of any form whatsoever must retain the following *    acknowledgment: *    "This product includes software developed by the OpenSSL Project *    for use in the OpenSSL Toolkit (http://www.openssl.org/)" * * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED * OF THE POSSIBILITY OF SUCH DAMAGE. * ==================================================================== * */ #include <openssl/opensslv.h>#include <openssl/camellia.h>#include "cmll_locl.h"#include <openssl/crypto.h>#ifdef OPENSSL_FIPS#include <openssl/fips.h>#endifconst char CAMELLIA_version[]="CAMELLIA" OPENSSL_VERSION_PTEXT;int Camellia_set_key(const unsigned char *userKey, const int bits,	CAMELLIA_KEY *key)#ifdef OPENSSL_FIPS	{	if (FIPS_mode())		FIPS_BAD_ABORT(CAMELLIA)	return private_Camellia_set_key(userKey, bits, key);	}int private_Camellia_set_key(const unsigned char *userKey, const int bits,	CAMELLIA_KEY *key)#endif	{	if (!userKey || !key)		{		return -1;		}		switch(bits)		{	case 128:		camellia_setup128(userKey, (unsigned int *)key->rd_key);		key->enc = camellia_encrypt128;		key->dec = camellia_decrypt128;		break;	case 192:		camellia_setup192(userKey, (unsigned int *)key->rd_key);		key->enc = camellia_encrypt256;		key->dec = camellia_decrypt256;		break;	case 256:		camellia_setup256(userKey, (unsigned int *)key->rd_key);		key->enc = camellia_encrypt256;		key->dec = camellia_decrypt256;		break;	default:		return -2;		}		key->bitLength = bits;	return 0;	}void Camellia_encrypt(const unsigned char *in, unsigned char *out,	const CAMELLIA_KEY *key)	{	u32 tmp[CAMELLIA_BLOCK_SIZE/sizeof(u32)];	const union { long one; char little; } camellia_endian = {1};	memcpy(tmp, in, CAMELLIA_BLOCK_SIZE);	if (camellia_endian.little) SWAP4WORD(tmp);	key->enc(key->rd_key, tmp);	if (camellia_endian.little) SWAP4WORD(tmp);	memcpy(out, tmp, CAMELLIA_BLOCK_SIZE);	}void Camellia_decrypt(const unsigned char *in, unsigned char *out,	const CAMELLIA_KEY *key)	{	u32 tmp[CAMELLIA_BLOCK_SIZE/sizeof(u32)];	const union { long one; char little; } camellia_endian = {1};	memcpy(tmp, in, CAMELLIA_BLOCK_SIZE);	if (camellia_endian.little) SWAP4WORD(tmp);	key->dec(key->rd_key, tmp);	if (camellia_endian.little) SWAP4WORD(tmp);	memcpy(out, tmp, CAMELLIA_BLOCK_SIZE);	}