xref: /onnv-gate/usr/src/lib/libbc/inc/include/sys/des.h (revision 722:636b850d4ee9)
10Sstevel@tonic-gate /*
20Sstevel@tonic-gate  * CDDL HEADER START
30Sstevel@tonic-gate  *
40Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
50Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
60Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
70Sstevel@tonic-gate  * with the License.
80Sstevel@tonic-gate  *
90Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
100Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
110Sstevel@tonic-gate  * See the License for the specific language governing permissions
120Sstevel@tonic-gate  * and limitations under the License.
130Sstevel@tonic-gate  *
140Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
150Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
160Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
170Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
180Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
190Sstevel@tonic-gate  *
200Sstevel@tonic-gate  * CDDL HEADER END
210Sstevel@tonic-gate  */
22*722Smuffin /*
23*722Smuffin  * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
24*722Smuffin  * Use is subject to license terms.
25*722Smuffin  */
26*722Smuffin 
27*722Smuffin #ifndef _sys_des_h
28*722Smuffin #define _sys_des_h
29*722Smuffin 
300Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
310Sstevel@tonic-gate 
320Sstevel@tonic-gate /*
330Sstevel@tonic-gate  * Generic DES driver interface
340Sstevel@tonic-gate  * Keep this file hardware independent!
350Sstevel@tonic-gate  */
360Sstevel@tonic-gate 
370Sstevel@tonic-gate #define DES_MAXLEN 	65536	/* maximum # of bytes to encrypt  */
380Sstevel@tonic-gate #define DES_QUICKLEN	16	/* maximum # of bytes to encrypt quickly */
390Sstevel@tonic-gate 
400Sstevel@tonic-gate enum desdir { ENCRYPT, DECRYPT };
410Sstevel@tonic-gate enum desmode { CBC, ECB };
420Sstevel@tonic-gate 
430Sstevel@tonic-gate /*
440Sstevel@tonic-gate  * parameters to ioctl call
450Sstevel@tonic-gate  */
460Sstevel@tonic-gate struct desparams {
470Sstevel@tonic-gate 	u_char des_key[8];	/* key (with low bit parity) */
480Sstevel@tonic-gate 	enum desdir des_dir;	/* direction */
490Sstevel@tonic-gate 	enum desmode des_mode;	/* mode */
500Sstevel@tonic-gate 	u_char des_ivec[8];	/* input vector */
510Sstevel@tonic-gate 	unsigned des_len;	/* number of bytes to crypt */
520Sstevel@tonic-gate 	union {
530Sstevel@tonic-gate 		u_char UDES_data[DES_QUICKLEN];
540Sstevel@tonic-gate 		u_char *UDES_buf;
550Sstevel@tonic-gate 	} UDES;
56*722Smuffin #define des_data UDES.UDES_data	/* direct data here if quick */
57*722Smuffin #define des_buf	UDES.UDES_buf	/* otherwise, pointer to data */
580Sstevel@tonic-gate };
590Sstevel@tonic-gate 
600Sstevel@tonic-gate /*
610Sstevel@tonic-gate  * Encrypt an arbitrary sized buffer
620Sstevel@tonic-gate  */
63*722Smuffin #define	DESIOCBLOCK	_IOWR('d', 6, struct desparams)
640Sstevel@tonic-gate 
650Sstevel@tonic-gate /*
660Sstevel@tonic-gate  * Encrypt of small amount of data, quickly
670Sstevel@tonic-gate  */
68*722Smuffin #define DESIOCQUICK	_IOWR('d', 7, struct desparams)
690Sstevel@tonic-gate 
70*722Smuffin #endif /* !_sys_des_h */
71