LTKCPP-- LLRP Toolkit C Plus Plus Library
camellia.h
00001 /* crypto/camellia/camellia.h -*- mode:C; c-file-style: "eay" -*- */
00002 /* ====================================================================
00003  * Copyright (c) 2006 The OpenSSL Project.  All rights reserved.
00004  *
00005  * Redistribution and use in source and binary forms, with or without
00006  * modification, are permitted provided that the following conditions
00007  * are met:
00008  *
00009  * 1. Redistributions of source code must retain the above copyright
00010  *    notice, this list of conditions and the following disclaimer.
00011  *
00012  * 2. Redistributions in binary form must reproduce the above copyright
00013  *    notice, this list of conditions and the following disclaimer in
00014  *    the documentation and/or other materials provided with the
00015  *    distribution.
00016  *
00017  * 3. All advertising materials mentioning features or use of this
00018  *    software must display the following acknowledgment:
00019  *    "This product includes software developed by the OpenSSL Project
00020  *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
00021  *
00022  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
00023  *    endorse or promote products derived from this software without
00024  *    prior written permission. For written permission, please contact
00025  *    openssl-core@openssl.org.
00026  *
00027  * 5. Products derived from this software may not be called "OpenSSL"
00028  *    nor may "OpenSSL" appear in their names without prior written
00029  *    permission of the OpenSSL Project.
00030  *
00031  * 6. Redistributions of any form whatsoever must retain the following
00032  *    acknowledgment:
00033  *    "This product includes software developed by the OpenSSL Project
00034  *    for use in the OpenSSL Toolkit (http://www.openssl.org/)"
00035  *
00036  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
00037  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00038  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
00039  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
00040  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
00041  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
00042  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
00043  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
00044  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
00045  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
00046  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
00047  * OF THE POSSIBILITY OF SUCH DAMAGE.
00048  * ====================================================================
00049  *
00050  */
00051 
00052 #ifndef HEADER_CAMELLIA_H
00053 # define HEADER_CAMELLIA_H
00054 
00055 # include <openssl/opensslconf.h>
00056 
00057 # ifdef OPENSSL_NO_CAMELLIA
00058 #  error CAMELLIA is disabled.
00059 # endif
00060 
00061 # include <stddef.h>
00062 
00063 # define CAMELLIA_ENCRYPT        1
00064 # define CAMELLIA_DECRYPT        0
00065 
00066 /*
00067  * Because array size can't be a const in C, the following two are macros.
00068  * Both sizes are in bytes.
00069  */
00070 
00071 #ifdef  __cplusplus
00072 extern "C" {
00073 #endif
00074 
00075 /* This should be a hidden type, but EVP requires that the size be known */
00076 
00077 # define CAMELLIA_BLOCK_SIZE 16
00078 # define CAMELLIA_TABLE_BYTE_LEN 272
00079 # define CAMELLIA_TABLE_WORD_LEN (CAMELLIA_TABLE_BYTE_LEN / 4)
00080 
00081 typedef unsigned int KEY_TABLE_TYPE[CAMELLIA_TABLE_WORD_LEN]; /* to match
00082                                                                * with WORD */
00083 
00084 struct camellia_key_st {
00085     union {
00086         double d;               /* ensures 64-bit align */
00087         KEY_TABLE_TYPE rd_key;
00088     } u;
00089     int grand_rounds;
00090 };
00091 typedef struct camellia_key_st CAMELLIA_KEY;
00092 
00093 # ifdef OPENSSL_FIPS
00094 int private_Camellia_set_key(const unsigned char *userKey, const int bits,
00095                              CAMELLIA_KEY *key);
00096 # endif
00097 int Camellia_set_key(const unsigned char *userKey, const int bits,
00098                      CAMELLIA_KEY *key);
00099 
00100 void Camellia_encrypt(const unsigned char *in, unsigned char *out,
00101                       const CAMELLIA_KEY *key);
00102 void Camellia_decrypt(const unsigned char *in, unsigned char *out,
00103                       const CAMELLIA_KEY *key);
00104 
00105 void Camellia_ecb_encrypt(const unsigned char *in, unsigned char *out,
00106                           const CAMELLIA_KEY *key, const int enc);
00107 void Camellia_cbc_encrypt(const unsigned char *in, unsigned char *out,
00108                           size_t length, const CAMELLIA_KEY *key,
00109                           unsigned char *ivec, const int enc);
00110 void Camellia_cfb128_encrypt(const unsigned char *in, unsigned char *out,
00111                              size_t length, const CAMELLIA_KEY *key,
00112                              unsigned char *ivec, int *num, const int enc);
00113 void Camellia_cfb1_encrypt(const unsigned char *in, unsigned char *out,
00114                            size_t length, const CAMELLIA_KEY *key,
00115                            unsigned char *ivec, int *num, const int enc);
00116 void Camellia_cfb8_encrypt(const unsigned char *in, unsigned char *out,
00117                            size_t length, const CAMELLIA_KEY *key,
00118                            unsigned char *ivec, int *num, const int enc);
00119 void Camellia_ofb128_encrypt(const unsigned char *in, unsigned char *out,
00120                              size_t length, const CAMELLIA_KEY *key,
00121                              unsigned char *ivec, int *num);
00122 void Camellia_ctr128_encrypt(const unsigned char *in, unsigned char *out,
00123                              size_t length, const CAMELLIA_KEY *key,
00124                              unsigned char ivec[CAMELLIA_BLOCK_SIZE],
00125                              unsigned char ecount_buf[CAMELLIA_BLOCK_SIZE],
00126                              unsigned int *num);
00127 
00128 #ifdef  __cplusplus
00129 }
00130 #endif
00131 
00132 #endif                          /* !HEADER_Camellia_H */