wolf SSL / wolfSSL

wolfSSL SSL/TLS library, support up to TLS1.3

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wolfssl/wolfcrypt/arc4.h@13:f67a6c6013ca, 2017-08-22 (annotated)

Committer:
wolfSSL
Date:
Tue Aug 22 10:48:22 2017 +0000
Revision:
13:f67a6c6013ca
Parent:
11:cee25a834751 
wolfSSL3.12.0 with TLS1.3

Who changed what in which revision?

UserRevisionLine numberNew contents of line
wolfSSL 11:cee25a834751 1 /* arc4.h
wolfSSL 11:cee25a834751 2 *
wolfSSL 11:cee25a834751 3 * Copyright (C) 2006-2016 wolfSSL Inc.
wolfSSL 11:cee25a834751 4 *
wolfSSL 11:cee25a834751 5 * This file is part of wolfSSL.
wolfSSL 11:cee25a834751 6 *
wolfSSL 11:cee25a834751 7 * wolfSSL is free software; you can redistribute it and/or modify
wolfSSL 11:cee25a834751 8 * it under the terms of the GNU General Public License as published by
wolfSSL 11:cee25a834751 9 * the Free Software Foundation; either version 2 of the License, or
wolfSSL 11:cee25a834751 10 * (at your option) any later version.
wolfSSL 11:cee25a834751 11 *
wolfSSL 11:cee25a834751 12 * wolfSSL is distributed in the hope that it will be useful,
wolfSSL 11:cee25a834751 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
wolfSSL 11:cee25a834751 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
wolfSSL 11:cee25a834751 15 * GNU General Public License for more details.
wolfSSL 11:cee25a834751 16 *
wolfSSL 11:cee25a834751 17 * You should have received a copy of the GNU General Public License
wolfSSL 11:cee25a834751 18 * along with this program; if not, write to the Free Software
wolfSSL 11:cee25a834751 19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
wolfSSL 11:cee25a834751 20 */
wolfSSL 11:cee25a834751 21
wolfSSL 11:cee25a834751 22
wolfSSL 11:cee25a834751 23
wolfSSL 11:cee25a834751 24 #ifndef WOLF_CRYPT_ARC4_H
wolfSSL 11:cee25a834751 25 #define WOLF_CRYPT_ARC4_H
wolfSSL 11:cee25a834751 26
wolfSSL 11:cee25a834751 27 #include <wolfssl/wolfcrypt/types.h>
wolfSSL 11:cee25a834751 28
wolfSSL 11:cee25a834751 29 #ifdef __cplusplus
wolfSSL 11:cee25a834751 30 extern "C" {
wolfSSL 11:cee25a834751 31 #endif
wolfSSL 11:cee25a834751 32
wolfSSL 11:cee25a834751 33 #ifdef WOLFSSL_ASYNC_CRYPT
wolfSSL 11:cee25a834751 34 #include <wolfssl/wolfcrypt/async.h>
wolfSSL 11:cee25a834751 35 #endif
wolfSSL 11:cee25a834751 36
wolfSSL 11:cee25a834751 37 enum {
wolfSSL 11:cee25a834751 38 ARC4_ENC_TYPE = 4, /* cipher unique type */
wolfSSL 11:cee25a834751 39 ARC4_STATE_SIZE = 256
wolfSSL 11:cee25a834751 40 };
wolfSSL 11:cee25a834751 41
wolfSSL 11:cee25a834751 42 /* ARC4 encryption and decryption */
wolfSSL 11:cee25a834751 43 typedef struct Arc4 {
wolfSSL 11:cee25a834751 44 byte x;
wolfSSL 11:cee25a834751 45 byte y;
wolfSSL 11:cee25a834751 46 byte state[ARC4_STATE_SIZE];
wolfSSL 11:cee25a834751 47 #ifdef WOLFSSL_ASYNC_CRYPT
wolfSSL 11:cee25a834751 48 WC_ASYNC_DEV asyncDev;
wolfSSL 11:cee25a834751 49 #endif
wolfSSL 11:cee25a834751 50 void* heap;
wolfSSL 11:cee25a834751 51 } Arc4;
wolfSSL 11:cee25a834751 52
wolfSSL 11:cee25a834751 53 WOLFSSL_API int wc_Arc4Process(Arc4*, byte*, const byte*, word32);
wolfSSL 11:cee25a834751 54 WOLFSSL_API int wc_Arc4SetKey(Arc4*, const byte*, word32);
wolfSSL 11:cee25a834751 55
wolfSSL 11:cee25a834751 56 WOLFSSL_API int wc_Arc4Init(Arc4*, void*, int);
wolfSSL 11:cee25a834751 57 WOLFSSL_API void wc_Arc4Free(Arc4*);
wolfSSL 11:cee25a834751 58
wolfSSL 11:cee25a834751 59 #ifdef __cplusplus
wolfSSL 11:cee25a834751 60 } /* extern "C" */
wolfSSL 11:cee25a834751 61 #endif
wolfSSL 11:cee25a834751 62
wolfSSL 11:cee25a834751 63
wolfSSL 11:cee25a834751 64 #endif /* WOLF_CRYPT_ARC4_H */
wolfSSL 11:cee25a834751 65
wolfSSL 11:cee25a834751 66