1/* crypto/camellia/camellia.h -*- mode:C; c-file-style: "eay" -*- */ 2/* ==================================================================== 3 * Copyright (c) 2006 The OpenSSL Project. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in 14 * the documentation and/or other materials provided with the 15 * distribution. 16 * 17 * 3. All advertising materials mentioning features or use of this 18 * software must display the following acknowledgment: 19 * "This product includes software developed by the OpenSSL Project 20 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" 21 * 22 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to 23 * endorse or promote products derived from this software without 24 * prior written permission. For written permission, please contact 25 * openssl-core@openssl.org. 26 * 27 * 5. Products derived from this software may not be called "OpenSSL" 28 * nor may "OpenSSL" appear in their names without prior written 29 * permission of the OpenSSL Project. 30 * 31 * 6. Redistributions of any form whatsoever must retain the following 32 * acknowledgment: 33 * "This product includes software developed by the OpenSSL Project 34 * for use in the OpenSSL Toolkit (http://www.openssl.org/)" 35 * 36 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY 37 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 38 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 39 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR 40 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 41 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 42 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 43 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 44 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 45 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 46 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 47 * OF THE POSSIBILITY OF SUCH DAMAGE. 48 * ==================================================================== 49 * 50 */ 51 52#ifndef HEADER_CAMELLIA_H 53#define HEADER_CAMELLIA_H 54 55#include <openssl/opensslconf.h> 56 57#ifdef OPENSSL_NO_CAMELLIA 58#error CAMELLIA is disabled. 59#endif 60 61#define CAMELLIA_ENCRYPT 1 62#define CAMELLIA_DECRYPT 0 63 64/* Because array size can't be a const in C, the following two are macros. 65 Both sizes are in bytes. */ 66 67#ifdef __cplusplus 68extern "C" { 69#endif 70 71/* This should be a hidden type, but EVP requires that the size be known */ 72 73#define CAMELLIA_BLOCK_SIZE 16 74#define CAMELLIA_TABLE_BYTE_LEN 272 75#define CAMELLIA_TABLE_WORD_LEN (CAMELLIA_TABLE_BYTE_LEN / 4) 76 77 /* to match with WORD */ 78typedef unsigned int KEY_TABLE_TYPE[CAMELLIA_TABLE_WORD_LEN]; 79 80struct camellia_key_st 81 { 82 KEY_TABLE_TYPE rd_key; 83 int bitLength; 84 void (*enc)(const unsigned int *subkey, unsigned int *io); 85 void (*dec)(const unsigned int *subkey, unsigned int *io); 86 }; 87 88typedef struct camellia_key_st CAMELLIA_KEY; 89 90int Camellia_set_key(const unsigned char *userKey, const int bits, 91 CAMELLIA_KEY *key); 92 93void Camellia_encrypt(const unsigned char *in, unsigned char *out, 94 const CAMELLIA_KEY *key); 95void Camellia_decrypt(const unsigned char *in, unsigned char *out, 96 const CAMELLIA_KEY *key); 97 98void Camellia_ecb_encrypt(const unsigned char *in, unsigned char *out, 99 const CAMELLIA_KEY *key, const int enc); 100void Camellia_cbc_encrypt(const unsigned char *in, unsigned char *out, 101 const unsigned long length, const CAMELLIA_KEY *key, 102 unsigned char *ivec, const int enc); 103void Camellia_cfb128_encrypt(const unsigned char *in, unsigned char *out, 104 const unsigned long length, const CAMELLIA_KEY *key, 105 unsigned char *ivec, int *num, const int enc); 106void Camellia_cfb1_encrypt(const unsigned char *in, unsigned char *out, 107 const unsigned long length, const CAMELLIA_KEY *key, 108 unsigned char *ivec, int *num, const int enc); 109void Camellia_cfb8_encrypt(const unsigned char *in, unsigned char *out, 110 const unsigned long length, const CAMELLIA_KEY *key, 111 unsigned char *ivec, int *num, const int enc); 112void Camellia_cfbr_encrypt_block(const unsigned char *in,unsigned char *out, 113 const int nbits,const CAMELLIA_KEY *key, 114 unsigned char *ivec,const int enc); 115void Camellia_ofb128_encrypt(const unsigned char *in, unsigned char *out, 116 const unsigned long length, const CAMELLIA_KEY *key, 117 unsigned char *ivec, int *num); 118void Camellia_ctr128_encrypt(const unsigned char *in, unsigned char *out, 119 const unsigned long length, const CAMELLIA_KEY *key, 120 unsigned char ivec[CAMELLIA_BLOCK_SIZE], 121 unsigned char ecount_buf[CAMELLIA_BLOCK_SIZE], 122 unsigned int *num); 123 124#ifdef __cplusplus 125} 126#endif 127 128#endif /* !HEADER_Camellia_H */ 129 130