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/*	$NetBSD: camellia-ntt.h,v 1.2 2017/01/28 21:31:47 christos Exp $	*/

/* camellia.h ver 1.2.0
 *
 * Copyright (c) 2006,2007
 * NTT (Nippon Telegraph and Telephone Corporation) . 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 as
 *   the first lines of this file unmodified.
 * 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.
 *
 * THIS SOFTWARE IS PROVIDED BY NTT ``AS IS'' AND ANY EXPRESS 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 NTT 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.
 */

#ifndef HEADER_CAMELLIA_H
#define HEADER_CAMELLIA_H

#ifdef  __cplusplus
extern "C" {
#endif

#define CAMELLIA_BLOCK_SIZE 16
#define CAMELLIA_TABLE_BYTE_LEN 272
#define CAMELLIA_TABLE_WORD_LEN (CAMELLIA_TABLE_BYTE_LEN / 4)

/* u32 must be 32bit word */
typedef uint32_t u32;
typedef unsigned char u8;

typedef u32 KEY_TABLE_TYPE[CAMELLIA_TABLE_WORD_LEN];


void Camellia_Ekeygen(const int keyBitLength,
		      const unsigned char *rawKey,
		      KEY_TABLE_TYPE keyTable);

void Camellia_EncryptBlock(const int keyBitLength,
			   const unsigned char *plaintext,
			   const KEY_TABLE_TYPE keyTable,
			   unsigned char *cipherText);

void Camellia_DecryptBlock(const int keyBitLength,
			   const unsigned char *cipherText,
			   const KEY_TABLE_TYPE keyTable,
			   unsigned char *plaintext);


#ifdef  __cplusplus
}
#endif

#endif /* HEADER_CAMELLIA_H */