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83 lines
2.9 KiB
C
83 lines
2.9 KiB
C
/* @(#)des.h 2.2 88/08/10 4.0 RPCSRC; from 2.7 88/02/08 SMI */
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/* $FreeBSD: src/include/rpc/des.h,v 1.4 2002/03/23 17:24:55 imp Exp $ */
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/*
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* Copyright (c) 2009, Sun Microsystems, Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* - Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* - Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* - Neither the name of Sun Microsystems, Inc. nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Generic DES driver interface
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* Keep this file hardware independent!
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* Copyright (c) 1986 by Sun Microsystems, Inc.
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*/
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#define DES_MAXLEN 65536 /* maximum # of bytes to encrypt */
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#define DES_QUICKLEN 16 /* maximum # of bytes to encrypt quickly */
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enum desdir { ENCRYPT, DECRYPT };
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enum desmode { CBC, ECB };
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/*
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* parameters to ioctl call
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*/
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struct desparams {
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u_char des_key[8]; /* key (with low bit parity) */
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enum desdir des_dir; /* direction */
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enum desmode des_mode; /* mode */
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u_char des_ivec[8]; /* input vector */
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unsigned des_len; /* number of bytes to crypt */
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union {
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u_char UDES_data[DES_QUICKLEN];
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u_char *UDES_buf;
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} UDES;
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# define des_data UDES.UDES_data /* direct data here if quick */
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# define des_buf UDES.UDES_buf /* otherwise, pointer to data */
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};
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#ifdef notdef
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/*
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* These ioctls are only implemented in SunOS. Maybe someday
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* if somebody writes a driver for DES hardware that works
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* with FreeBSD, we can being that back.
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*/
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/*
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* Encrypt an arbitrary sized buffer
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*/
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#define DESIOCBLOCK _IOWR('d', 6, struct desparams)
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/*
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* Encrypt of small amount of data, quickly
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*/
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#define DESIOCQUICK _IOWR('d', 7, struct desparams)
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#endif
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/*
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* Software DES.
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*/
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extern int _des_crypt( char *, int, struct desparams * );
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