lib/hcrypto/camellia.h

   1 /*
   2  * Copyright (c) 2007 Kungliga Tekniska Högskolan
   3  * (Royal Institute of Technology, Stockholm, Sweden).
   4  * All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions
   8  * are met:
   9  *
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  *
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  *
  17  * 3. Neither the name of the Institute nor the names of its contributors
  18  *    may be used to endorse or promote products derived from this software
  19  *    without specific prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
  22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
  25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  31  * SUCH DAMAGE.
  32  */
  33
  34 /* $Id$ */
  35
  36 #ifndef HEIM_CAMELLIA_H
  37 #define HEIM_CAMELLIA_H 1
  38
  39 /* symbol renaming */
  40 #define CAMELLIA_set_key hc_CAMELLIA_set_encrypt_key
  41 #define CAMELLIA_encrypt hc_CAMELLIA_encrypt
  42 #define CAMELLIA_decrypt hc_CAMELLIA_decrypt
  43 #define CAMELLIA_cbc_encrypt hc_CAMELLIA_cbc_encrypt
  44
  45 /*
  46  *
  47  */
  48
  49 #define CAMELLIA_BLOCK_SIZE 16
  50 #define CAMELLIA_TABLE_BYTE_LEN 272
  51 #define CAMELLIA_TABLE_WORD_LEN (CAMELLIA_TABLE_BYTE_LEN / 4)
  52
  53 #define CAMELLIA_ENCRYPT 1
  54 #define CAMELLIA_DECRYPT 0
  55
  56 typedef struct camellia_key {
  57     unsigned int bits;
  58     uint32_t key[CAMELLIA_TABLE_WORD_LEN];
  59 } CAMELLIA_KEY;
  60
  61 int CAMELLIA_set_key(const unsigned char *, const int, CAMELLIA_KEY *);
  62
  63 void CAMELLIA_encrypt(const unsigned char *, unsigned char *,
  64                       const CAMELLIA_KEY *);
  65 void CAMELLIA_decrypt(const unsigned char *, unsigned char *,
  66                       const CAMELLIA_KEY *);
  67
  68 void CAMELLIA_cbc_encrypt(const unsigned char *, unsigned char *,
  69                           unsigned long, const CAMELLIA_KEY *,
  70                           unsigned char *, int);
  71
  72 #endif /* HEIM_CAMELLIA_H */