[164] | 1 | /* arc4.h
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| 2 | *
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| 3 | * Copyright (C) 2006-2015 wolfSSL Inc.
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| 4 | *
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| 5 | * This file is part of wolfSSL. (formerly known as CyaSSL)
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| 6 | *
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| 7 | * wolfSSL is free software; you can redistribute it and/or modify
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| 8 | * it under the terms of the GNU General Public License as published by
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| 9 | * the Free Software Foundation; either version 2 of the License, or
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| 10 | * (at your option) any later version.
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| 11 | *
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| 12 | * wolfSSL is distributed in the hope that it will be useful,
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| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 15 | * GNU General Public License for more details.
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| 16 | *
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| 17 | * You should have received a copy of the GNU General Public License
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| 18 | * along with this program; if not, write to the Free Software
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| 19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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| 20 | */
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| 21 |
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| 22 |
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| 23 | #ifndef WOLF_CRYPT_ARC4_H
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| 24 | #define WOLF_CRYPT_ARC4_H
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| 25 |
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| 26 | #include <wolfssl/wolfcrypt/types.h>
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| 27 |
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| 28 | #ifdef __cplusplus
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| 29 | extern "C" {
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| 30 | #endif
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| 31 |
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| 32 | #define WOLFSSL_ARC4_CAVIUM_MAGIC 0xBEEF0001
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| 33 |
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| 34 | enum {
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| 35 | ARC4_ENC_TYPE = 4, /* cipher unique type */
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| 36 | ARC4_STATE_SIZE = 256
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| 37 | };
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| 38 |
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| 39 | /* ARC4 encryption and decryption */
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| 40 | typedef struct Arc4 {
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| 41 | byte x;
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| 42 | byte y;
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| 43 | byte state[ARC4_STATE_SIZE];
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| 44 | #ifdef HAVE_CAVIUM
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| 45 | int devId; /* nitrox device id */
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| 46 | word32 magic; /* using cavium magic */
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| 47 | word64 contextHandle; /* nitrox context memory handle */
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| 48 | #endif
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| 49 | } Arc4;
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| 50 |
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| 51 | WOLFSSL_API void wc_Arc4Process(Arc4*, byte*, const byte*, word32);
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| 52 | WOLFSSL_API void wc_Arc4SetKey(Arc4*, const byte*, word32);
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| 53 |
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| 54 | #ifdef HAVE_CAVIUM
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| 55 | WOLFSSL_API int wc_Arc4InitCavium(Arc4*, int);
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| 56 | WOLFSSL_API void wc_Arc4FreeCavium(Arc4*);
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| 57 | #endif
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| 58 |
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| 59 | #ifdef __cplusplus
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| 60 | } /* extern "C" */
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| 61 | #endif
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| 62 |
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| 63 |
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| 64 | #endif /* WOLF_CRYPT_ARC4_H */
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| 65 |
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