1/*
2 * Copyright (c) 2000-2001,2011,2014 Apple Inc. All Rights Reserved.
3 *
4 * The contents of this file constitute Original Code as defined in and are
5 * subject to the Apple Public Source License Version 1.2 (the 'License').
6 * You may not use this file except in compliance with the License. Please obtain
7 * a copy of the License at http://www.apple.com/publicsource and read it before
8 * using this file.
9 *
10 * This Original Code and all software distributed under the License are
11 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS
12 * OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, INCLUDING WITHOUT
13 * LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
14 * PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. Please see the License for the
15 * specific language governing rights and limitations under the License.
16 */
17
18
19/* rijndael-alg-ref.h   v2.0   August '99
20 * Reference ANSI C code
21 * authors: Paulo Barreto
22 *          Vincent Rijmen
23 */
24#ifndef __RIJNDAEL_ALG_H
25#define __RIJNDAEL_ALG_H
26
27#include "aesCommon.h"
28
29#define MAXBC				(MAX_AES_BLOCK_BITS/32)
30#define MAXKC				(MAX_AES_KEY_BITS/32)
31#define MAXROUNDS			14
32
33#ifdef	__cplusplus
34extern "C" {
35#endif
36
37typedef unsigned char		word8;
38typedef unsigned short		word16;
39typedef unsigned int		word32;
40
41
42int rijndaelKeySched (word8 k[4][MAXKC], int keyBits, int blockBits,
43		word8 rk[MAXROUNDS+1][4][MAXBC]);
44int rijndaelEncrypt (word8 a[4][MAXBC], int keyBits, int blockBits,
45		word8 rk[MAXROUNDS+1][4][MAXBC]);
46#ifndef	__APPLE__
47int rijndaelEncryptRound (word8 a[4][MAXBC], int keyBits, int blockBits,
48		word8 rk[MAXROUNDS+1][4][MAXBC], int rounds);
49#endif
50int rijndaelDecrypt (word8 a[4][MAXBC], int keyBits, int blockBits,
51		word8 rk[MAXROUNDS+1][4][MAXBC]);
52#ifndef	__APPLE__
53int rijndaelDecryptRound (word8 a[4][MAXBC], int keyBits, int blockBits,
54		word8 rk[MAXROUNDS+1][4][MAXBC], int rounds);
55#endif
56
57#if		!GLADMAN_AES_128_ENABLE
58
59/*
60 * Optimized routines for 128-bit block and key.
61 */
62#define ROUNDS_128_OPT	10
63#define BC_128_OPT		4
64#define KC_128_OPT		4
65
66/*
67 * These require 32-bit word-aligned a, k, and rk arrays
68 */
69int rijndaelKeySched128 (word8 k[4][KC_128_OPT],
70	word8 rk[MAXROUNDS+1][4][MAXBC]);
71int rijndaelEncrypt128 (word8 a[4][BC_128_OPT],
72	word8 rk[MAXROUNDS+1][4][MAXBC]);
73int rijndaelDecrypt128 (word8 a[4][BC_128_OPT],
74	word8 rk[MAXROUNDS+1][4][MAXBC]);
75
76#endif		/* !GLADMAN_AES_128_ENABLE */
77
78#ifdef	__cplusplus
79}
80#endif
81
82#endif /* __RIJNDAEL_ALG_H */
83