NetBSD/sys/crypto/arc4/arc4.h

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/* $NetBSD: arc4.h,v 1.1 2000/07/04 14:27:57 onoe Exp $ */
/*
* ARC4 implementation
* A Stream Cipher Encryption Algorithm "Arcfour"
* <draft-kaukonen-cipher-arcfour-03.txt>
*/
/* This code illustrates a sample implementation
* of the Arcfour algorithm
* Copyright (c) April 29, 1997 Kalle Kaukonen.
* All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that this copyright
* notice and disclaimer are retained.
*
* THIS SOFTWARE IS PROVIDED BY KALLE KAUKONEN AND CONTRIBUTORS ``AS
* IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL KALLE
* KAUKONEN OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _CRYPTO_ARC4_H_
#define _CRYPTO_ARC4_H_
int arc4_ctxlen __P((void));
void arc4_setkey __P((void *, unsigned char *, int));
void arc4_encrypt __P((void *, unsigned char *, unsigned char *, int));
void arc4_decrypt __P((void *, unsigned char *, unsigned char *, int));
#endif /* _CRYPTO_ARC4_H_ */