/*
* @(#)des_crypt.h 2.1 88/08/11 4.0 RPCSRC; from 1.4 88/02/08 (C) 1986 SMI
* $FreeBSD: src/include/rpc/des_crypt.h,v 1.4 2002/03/23 17:24:55 imp Exp $
*
* des_crypt.h, des library routine interface
* Copyright (C) 1986, Sun Microsystems, Inc.
*/
/*
* 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.
*/
/*
* Copyright (c) 1986 - 1991 by Sun Microsystems, Inc.
*/
/*
* des_crypt.h, des library routine interface
*/
#ifndef _DES_DES_CRYPT_H
#define _DES_DES_CRYPT_H
#include <rpc/rpc.h>
#define DES_MAXDATA 8192 /* max bytes encrypted in one call */
#define DES_DIRMASK (1 << 0)
#define DES_ENCRYPT (0*DES_DIRMASK) /* Encrypt */
#define DES_DECRYPT (1*DES_DIRMASK) /* Decrypt */
#define DES_DEVMASK (1 << 1)
#define DES_HW (0*DES_DEVMASK) /* Use hardware device */
#define DES_SW (1*DES_DEVMASK) /* Use software device */
#define DESERR_NONE 0 /* succeeded */
#define DESERR_NOHWDEVICE 1 /* succeeded, but hw device not available */
#define DESERR_HWERROR 2 /* failed, hardware/driver error */
#define DESERR_BADPARAM 3 /* failed, bad parameter to call */
#define DES_FAILED(err) \
((err) > DESERR_NOHWDEVICE)
/*
* cbc_crypt()
* ecb_crypt()
*
* Encrypt (or decrypt) len bytes of a buffer buf.
* The length must be a multiple of eight.
* The key should have odd parity in the low bit of each byte.
* ivec is the input vector, and is updated to the new one (cbc only).
* The mode is created by oring together the appropriate parameters.
* DESERR_NOHWDEVICE is returned if DES_HW was specified but
* there was no hardware to do it on (the data will still be
* encrypted though, in software).
*/
/*
* Cipher Block Chaining mode
*/
#ifdef __cplusplus
extern "C" {
#endif
int cbc_crypt( char *, char *, unsigned int, unsigned int, char *);
#ifdef __cplusplus
}
#endif
/*
* Electronic Code Book mode
*/
#ifdef __cplusplus
extern "C" {
#endif
int ecb_crypt( char *, char *, unsigned int, unsigned int );
#ifdef __cplusplus
}
#endif
/*
* Set des parity for a key.
* DES parity is odd and in the low bit of each byte
*/
#ifdef __cplusplus
extern "C" {
#endif
void des_setparity( char *);
#ifdef __cplusplus
}
#endif
#endif /* _DES_DES_CRYPT_H */
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