1 | /* $NetBSD: camellia.h,v 1.1 2011/05/05 17:38:36 drochner Exp $ */ |
2 | |
3 | /* camellia.h ver 1.1.0 |
4 | * |
5 | * Copyright (c) 2006 |
6 | * NTT (Nippon Telegraph and Telephone Corporation) . All rights reserved. |
7 | * |
8 | * Redistribution and use in source and binary forms, with or without |
9 | * modification, are permitted provided that the following conditions |
10 | * are met: |
11 | * 1. Redistributions of source code must retain the above copyright |
12 | * notice, this list of conditions and the following disclaimer as |
13 | * the first lines of this file unmodified. |
14 | * 2. Redistributions in binary form must reproduce the above copyright |
15 | * notice, this list of conditions and the following disclaimer in the |
16 | * documentation and/or other materials provided with the distribution. |
17 | * |
18 | * THIS SOFTWARE IS PROVIDED BY NTT ``AS IS'' AND ANY EXPRESS OR |
19 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
20 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
21 | * IN NO EVENT SHALL NTT BE LIABLE FOR ANY DIRECT, INDIRECT, |
22 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
23 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
24 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
25 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
26 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
27 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
28 | */ |
29 | |
30 | #ifndef _CAMELLIA_H |
31 | #define _CAMELLIA_H |
32 | |
33 | #define CAMELLIA_BLOCK_SIZE 16 |
34 | #define CAMELLIA_SUBKEYWORD 68 /* (34*8/4) */ |
35 | |
36 | typedef struct { |
37 | int bits; /* key-length */ |
38 | uint32_t subkey[CAMELLIA_SUBKEYWORD]; /* encrypt/decrypt key schedule */ |
39 | } camellia_ctx; |
40 | |
41 | void camellia_set_key(camellia_ctx *, const u_char *, int); |
42 | void camellia_decrypt(const camellia_ctx *, const u_char *, u_char *); |
43 | void camellia_encrypt(const camellia_ctx *, const u_char *, u_char *); |
44 | |
45 | |
46 | void Camellia_Ekeygen(const int keyBitLength, |
47 | const unsigned char *rawKey, |
48 | uint32_t *subkey); |
49 | |
50 | void Camellia_EncryptBlock(const int keyBitLength, |
51 | const unsigned char *plaintext, |
52 | const uint32_t *subkey, |
53 | unsigned char *cipherText); |
54 | |
55 | void Camellia_DecryptBlock(const int keyBitLength, |
56 | const unsigned char *cipherText, |
57 | const uint32_t *subkey, |
58 | unsigned char *plaintext); |
59 | |
60 | void camellia_setup128(const unsigned char *key, uint32_t *subkey); |
61 | void camellia_setup192(const unsigned char *key, uint32_t *subkey); |
62 | void camellia_setup256(const unsigned char *key, uint32_t *subkey); |
63 | void camellia_encrypt128(const uint32_t *subkey, uint32_t *io); |
64 | void camellia_encrypt256(const uint32_t *subkey, uint32_t *io); |
65 | void camellia_decrypt128(const uint32_t *subkey, uint32_t *io); |
66 | void camellia_decrypt256(const uint32_t *subkey, uint32_t *io); |
67 | |
68 | |
69 | #endif /* _CAMELLIA_H */ |
70 | |