xref: /titanic_51/usr/src/common/crypto/arcfour/arcfour.h (revision 6a1073f89079df9576bccd94a24df8c011db8169)
17c478bd9Sstevel@tonic-gate /*
27c478bd9Sstevel@tonic-gate  * CDDL HEADER START
37c478bd9Sstevel@tonic-gate  *
47c478bd9Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*6a1073f8Skrishna  * Common Development and Distribution License (the "License").
6*6a1073f8Skrishna  * You may not use this file except in compliance with the License.
77c478bd9Sstevel@tonic-gate  *
87c478bd9Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
97c478bd9Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
107c478bd9Sstevel@tonic-gate  * See the License for the specific language governing permissions
117c478bd9Sstevel@tonic-gate  * and limitations under the License.
127c478bd9Sstevel@tonic-gate  *
137c478bd9Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
147c478bd9Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
157c478bd9Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
167c478bd9Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
177c478bd9Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
187c478bd9Sstevel@tonic-gate  *
197c478bd9Sstevel@tonic-gate  * CDDL HEADER END
207c478bd9Sstevel@tonic-gate  */
217c478bd9Sstevel@tonic-gate /*
22*6a1073f8Skrishna  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
237c478bd9Sstevel@tonic-gate  * Use is subject to license terms.
247c478bd9Sstevel@tonic-gate  */
257c478bd9Sstevel@tonic-gate 
267c478bd9Sstevel@tonic-gate #ifndef _ARCFOUR_H
277c478bd9Sstevel@tonic-gate #define	_ARCFOUR_H
287c478bd9Sstevel@tonic-gate 
297c478bd9Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
307c478bd9Sstevel@tonic-gate 
317c478bd9Sstevel@tonic-gate #ifdef __cplusplus
327c478bd9Sstevel@tonic-gate extern "C" {
337c478bd9Sstevel@tonic-gate #endif
347c478bd9Sstevel@tonic-gate 
357c478bd9Sstevel@tonic-gate #include <sys/types.h>
36*6a1073f8Skrishna #include <sys/crypto/common.h>
377c478bd9Sstevel@tonic-gate 
387c478bd9Sstevel@tonic-gate #define	ARCFOUR_MIN_KEY_BYTES	1
397c478bd9Sstevel@tonic-gate 
407c478bd9Sstevel@tonic-gate #ifdef	CRYPTO_UNLIMITED
417c478bd9Sstevel@tonic-gate #define	ARCFOUR_MAX_KEY_BYTES	256
427c478bd9Sstevel@tonic-gate #else
437c478bd9Sstevel@tonic-gate #define	ARCFOUR_MAX_KEY_BYTES	16
447c478bd9Sstevel@tonic-gate #endif	/* CRYPTO_UNLIMITED */
457c478bd9Sstevel@tonic-gate 
467c478bd9Sstevel@tonic-gate #define	ARCFOUR_MIN_KEY_BITS	(ARCFOUR_MIN_KEY_BYTES << 3)
477c478bd9Sstevel@tonic-gate #define	ARCFOUR_MAX_KEY_BITS	(ARCFOUR_MAX_KEY_BYTES << 3)
487c478bd9Sstevel@tonic-gate 
49*6a1073f8Skrishna typedef arcfour_state_t ARCFour_key;
507c478bd9Sstevel@tonic-gate 
517c478bd9Sstevel@tonic-gate void arcfour_key_init(ARCFour_key *key, uchar_t *keyval, int keyvallen);
527c478bd9Sstevel@tonic-gate void arcfour_crypt(ARCFour_key *key, uchar_t *in, uchar_t *out, size_t len);
537c478bd9Sstevel@tonic-gate #ifdef	sun4u
547c478bd9Sstevel@tonic-gate void arcfour_crypt_aligned(ARCFour_key *key, size_t len, uchar_t *in,
557c478bd9Sstevel@tonic-gate     uchar_t *out);
567c478bd9Sstevel@tonic-gate #endif	/* sun4u */
577c478bd9Sstevel@tonic-gate 
587c478bd9Sstevel@tonic-gate #ifdef	__cplusplus
597c478bd9Sstevel@tonic-gate }
607c478bd9Sstevel@tonic-gate #endif
617c478bd9Sstevel@tonic-gate 
627c478bd9Sstevel@tonic-gate #endif /* _ARCFOUR_H */
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