source: UsbWattMeter/trunk/wolfssl-3.7.0/wolfssl/wolfcrypt/arc4.h@ 164

Last change on this file since 164 was 164, checked in by coas-nagasima, 6 years ago

TOPPERS/ECNLサンプルアプリ「USB充電器電力計」を追加

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  • Property svn:keywords set to Id
  • Property svn:mime-type set to text/x-chdr
File size: 1.7 KB
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1/* arc4.h
2 *
3 * Copyright (C) 2006-2015 wolfSSL Inc.
4 *
5 * This file is part of wolfSSL. (formerly known as CyaSSL)
6 *
7 * wolfSSL is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * wolfSSL is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
20 */
21
22
23#ifndef WOLF_CRYPT_ARC4_H
24#define WOLF_CRYPT_ARC4_H
25
26#include <wolfssl/wolfcrypt/types.h>
27
28#ifdef __cplusplus
29 extern "C" {
30#endif
31
32#define WOLFSSL_ARC4_CAVIUM_MAGIC 0xBEEF0001
33
34enum {
35 ARC4_ENC_TYPE = 4, /* cipher unique type */
36 ARC4_STATE_SIZE = 256
37};
38
39/* ARC4 encryption and decryption */
40typedef struct Arc4 {
41 byte x;
42 byte y;
43 byte state[ARC4_STATE_SIZE];
44#ifdef HAVE_CAVIUM
45 int devId; /* nitrox device id */
46 word32 magic; /* using cavium magic */
47 word64 contextHandle; /* nitrox context memory handle */
48#endif
49} Arc4;
50
51WOLFSSL_API void wc_Arc4Process(Arc4*, byte*, const byte*, word32);
52WOLFSSL_API void wc_Arc4SetKey(Arc4*, const byte*, word32);
53
54#ifdef HAVE_CAVIUM
55 WOLFSSL_API int wc_Arc4InitCavium(Arc4*, int);
56 WOLFSSL_API void wc_Arc4FreeCavium(Arc4*);
57#endif
58
59#ifdef __cplusplus
60 } /* extern "C" */
61#endif
62
63
64#endif /* WOLF_CRYPT_ARC4_H */
65
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