NetBSD/sys/crypto/arc4/arc4.h

41 lines
1.6 KiB
C

/* $NetBSD: arc4.h,v 1.4 2005/12/11 12:20:48 christos 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(void);
void arc4_setkey(void *, const u_char *, unsigned int);
void arc4_encrypt(void *, u_char *, const u_char *, int);
void arc4_decrypt(void *, u_char *, const u_char *, int);
#endif /* _CRYPTO_ARC4_H_ */