/* @(#)des.h 2.2 88/08/10 4.0 RPCSRC; from 2.7 88/02/08 SMI */
/* $FreeBSD: src/include/rpc/des.h,v 1.4 2002/03/23 17:24:55 imp Exp $ */
/*
* Copyright (c) 2009, Sun Microsystems, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* - Neither the name of Sun Microsystems, Inc. nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 THE COPYRIGHT HOLDER 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.
*/
/*
* Generic DES driver interface
* Keep this file hardware independent!
* Copyright (c) 1986 by Sun Microsystems, Inc.
*/
#ifndef _RPC_DES_H_
#define _RPC_DES_H_
#define DES_MAXLEN 65536 /* maximum # of bytes to encrypt */
#define DES_QUICKLEN 16 /* maximum # of bytes to encrypt quickly */
enum desdir { ENCRYPT, DECRYPT };
enum desmode { CBC, ECB };
/*
* parameters to ioctl call
*/
struct desparams {
u_char des_key[8]; /* key (with low bit parity) */
enum desdir des_dir; /* direction */
enum desmode des_mode; /* mode */
u_char des_ivec[8]; /* input vector */
unsigned des_len; /* number of bytes to crypt */
union {
u_char UDES_data[DES_QUICKLEN];
u_char *UDES_buf;
} UDES;
# define des_data UDES.UDES_data /* direct data here if quick */
# define des_buf UDES.UDES_buf /* otherwise, pointer to data */
};
#ifdef notdef
/*
* These ioctls are only implemented in SunOS. Maybe someday
* if somebody writes a driver for DES hardware that works
* with FreeBSD, we can being that back.
*/
/*
* Encrypt an arbitrary sized buffer
*/
#define DESIOCBLOCK _IOWR('d', 6, struct desparams)
/*
* Encrypt of small amount of data, quickly
*/
#define DESIOCQUICK _IOWR('d', 7, struct desparams)
#endif
/*
* Software DES.
*/
extern int _des_crypt( char *, unsigned, struct desparams * );
#endif
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