186d7f5d3SJohn Marino /* camellia.h ver 1.1.0 286d7f5d3SJohn Marino * 386d7f5d3SJohn Marino * Copyright (c) 2006 486d7f5d3SJohn Marino * NTT (Nippon Telegraph and Telephone Corporation) . All rights reserved. 586d7f5d3SJohn Marino * 686d7f5d3SJohn Marino * Redistribution and use in source and binary forms, with or without 786d7f5d3SJohn Marino * modification, are permitted provided that the following conditions 886d7f5d3SJohn Marino * are met: 986d7f5d3SJohn Marino * 1. Redistributions of source code must retain the above copyright 1086d7f5d3SJohn Marino * notice, this list of conditions and the following disclaimer as 1186d7f5d3SJohn Marino * the first lines of this file unmodified. 1286d7f5d3SJohn Marino * 2. Redistributions in binary form must reproduce the above copyright 1386d7f5d3SJohn Marino * notice, this list of conditions and the following disclaimer in the 1486d7f5d3SJohn Marino * documentation and/or other materials provided with the distribution. 1586d7f5d3SJohn Marino * 1686d7f5d3SJohn Marino * THIS SOFTWARE IS PROVIDED BY NTT ``AS IS'' AND ANY EXPRESS OR 1786d7f5d3SJohn Marino * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 1886d7f5d3SJohn Marino * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 1986d7f5d3SJohn Marino * IN NO EVENT SHALL NTT BE LIABLE FOR ANY DIRECT, INDIRECT, 2086d7f5d3SJohn Marino * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 2186d7f5d3SJohn Marino * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 2286d7f5d3SJohn Marino * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 2386d7f5d3SJohn Marino * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 2486d7f5d3SJohn Marino * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 2586d7f5d3SJohn Marino * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 2686d7f5d3SJohn Marino * 2786d7f5d3SJohn Marino * $FreeBSD: src/sys/crypto/camellia/camellia.h,v 1.1 2007/05/09 19:37:01 gnn Exp $ 2886d7f5d3SJohn Marino */ 2986d7f5d3SJohn Marino 3086d7f5d3SJohn Marino #ifndef _CAMELLIA_H 3186d7f5d3SJohn Marino #define _CAMELLIA_H 3286d7f5d3SJohn Marino 3386d7f5d3SJohn Marino #define CAMELLIA_BLOCK_SIZE 16 3486d7f5d3SJohn Marino #define CAMELLIA_SUBKEYWORD 68 /* (34*8/4) */ 3586d7f5d3SJohn Marino 3686d7f5d3SJohn Marino typedef struct { 3786d7f5d3SJohn Marino int bits; /* key-length */ 3886d7f5d3SJohn Marino uint32_t subkey[CAMELLIA_SUBKEYWORD]; /* encrypt/decrypt key schedule */ 3986d7f5d3SJohn Marino } camellia_ctx; 4086d7f5d3SJohn Marino 4186d7f5d3SJohn Marino void camellia_set_key(camellia_ctx *, const u_char *, int); 4286d7f5d3SJohn Marino void camellia_decrypt(const camellia_ctx *, const u_char *, u_char *); 4386d7f5d3SJohn Marino void camellia_encrypt(const camellia_ctx *, const u_char *, u_char *); 4486d7f5d3SJohn Marino 4586d7f5d3SJohn Marino 4686d7f5d3SJohn Marino void Camellia_Ekeygen(const int keyBitLength, 4786d7f5d3SJohn Marino const unsigned char *rawKey, 4886d7f5d3SJohn Marino uint32_t *subkey); 4986d7f5d3SJohn Marino 5086d7f5d3SJohn Marino void Camellia_EncryptBlock(const int keyBitLength, 5186d7f5d3SJohn Marino const unsigned char *plaintext, 5286d7f5d3SJohn Marino const uint32_t *subkey, 5386d7f5d3SJohn Marino unsigned char *cipherText); 5486d7f5d3SJohn Marino 5586d7f5d3SJohn Marino void Camellia_DecryptBlock(const int keyBitLength, 5686d7f5d3SJohn Marino const unsigned char *cipherText, 5786d7f5d3SJohn Marino const uint32_t *subkey, 5886d7f5d3SJohn Marino unsigned char *plaintext); 5986d7f5d3SJohn Marino 6086d7f5d3SJohn Marino void camellia_setup128(const unsigned char *key, uint32_t *subkey); 6186d7f5d3SJohn Marino void camellia_setup192(const unsigned char *key, uint32_t *subkey); 6286d7f5d3SJohn Marino void camellia_setup256(const unsigned char *key, uint32_t *subkey); 6386d7f5d3SJohn Marino void camellia_encrypt128(const uint32_t *subkey, uint32_t *io); 6486d7f5d3SJohn Marino void camellia_encrypt256(const uint32_t *subkey, uint32_t *io); 6586d7f5d3SJohn Marino void camellia_decrypt128(const uint32_t *subkey, uint32_t *io); 6686d7f5d3SJohn Marino void camellia_decrypt256(const uint32_t *subkey, uint32_t *io); 6786d7f5d3SJohn Marino 6886d7f5d3SJohn Marino 6986d7f5d3SJohn Marino #endif /* _CAMELLIA_H */ 70