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