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/* arc4.h
*
* Copyright (C) 2006-2011 Sawtooth Consulting Ltd.
*
* This file is part of CyaSSL.
*
* CyaSSL is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* CyaSSL is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#ifndef CTAO_CRYPT_ARC4_H
#define CTAO_CRYPT_ARC4_H
#include "types.h"
#ifdef __cplusplus
extern "C" {
#endif
enum {
ARC4_STATE_SIZE = 256
};
/* ARC4 encryption and decryption */
typedef struct Arc4 {
byte x;
byte y;
byte state[ARC4_STATE_SIZE];
} Arc4;
void Arc4Process(Arc4*, byte*, const byte*, word32);
void Arc4SetKey(Arc4*, const byte*, word32);
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /* CTAO_CRYPT_ARC4_H */
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