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- /****************************************************************************
- * tools/cxd56/clefia.h
- *
- * Copyright (C) 2007, 2008 Sony Corporation
- *
- * 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. Neither the name NuttX nor the names of its contributors may be
- * used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "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 THE
- * COPYRIGHT OWNER OR 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.
- ****************************************************************************/
- #ifndef _TOOLS_CXD56_CLEFIA_H_
- #define _TOOLS_CXD56_CLEFIA_H_
- /****************************************************************************
- * Public Types
- ****************************************************************************/
- struct cipher
- {
- int mode;
- int dir;
- uint8_t rk[8 * 26 + 16];
- uint8_t vector[16];
- int round;
- uint8_t k1[16];
- uint8_t k2[16];
- };
- /****************************************************************************
- * Public Function Prototypes
- ****************************************************************************/
- struct cipher *cipher_init(uint8_t * key, uint8_t * iv);
- void cipher_deinit(struct cipher *c);
- int cipher_calc_cmac(struct cipher *c, void *data, int size, void *cmac);
- void bytexor(unsigned char *dst, const unsigned char *a,
- const unsigned char *b, int bytelen);
- int clefiakeyset(unsigned char *rk, const unsigned char *skey);
- void clefiaencrypt(unsigned char *ct, const unsigned char *pt,
- const unsigned char *rk, const int r);
- #endif
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