98 lines
3.0 KiB
C
98 lines
3.0 KiB
C
/*
|
|
* @(#)des_crypt.h 2.1 88/08/11 4.0 RPCSRC; from 1.4 88/02/08 (C) 1986 SMI
|
|
*
|
|
* des_crypt.h, des library routine interface
|
|
* Copyright (C) 1986, Sun Microsystems, Inc.
|
|
*/
|
|
/*
|
|
* Sun RPC is a product of Sun Microsystems, Inc. and is provided for
|
|
* unrestricted use provided that this legend is included on all tape
|
|
* media and as a part of the software program in whole or part. Users
|
|
* may copy or modify Sun RPC without charge, but are not authorized
|
|
* to license or distribute it to anyone else except as part of a product or
|
|
* program developed by the user.
|
|
*
|
|
* SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
|
|
* WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
|
|
* PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
|
|
*
|
|
* Sun RPC is provided with no support and without any obligation on the
|
|
* part of Sun Microsystems, Inc. to assist in its use, correction,
|
|
* modification or enhancement.
|
|
*
|
|
* SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
|
|
* INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
|
|
* OR ANY PART THEREOF.
|
|
*
|
|
* In no event will Sun Microsystems, Inc. be liable for any lost revenue
|
|
* or profits or other special, indirect and consequential damages, even if
|
|
* Sun has been advised of the possibility of such damages.
|
|
*
|
|
* Sun Microsystems, Inc.
|
|
* 2550 Garcia Avenue
|
|
* Mountain View, California 94043
|
|
*/
|
|
|
|
#ifndef __DES_CRYPT_H__
|
|
#define __DES_CRYPT_H__ 1
|
|
|
|
#include <features.h>
|
|
|
|
__BEGIN_DECLS
|
|
|
|
#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
|
|
*/
|
|
extern int cbc_crypt (char *__key, char *__buf, unsigned __len,
|
|
unsigned __mode, char *__ivec) __THROW;
|
|
|
|
/*
|
|
* Electronic Code Book mode
|
|
*/
|
|
extern int ecb_crypt (char *__key, char *__buf, unsigned __len,
|
|
unsigned __mode) __THROW;
|
|
|
|
/*
|
|
* Set des parity for a key.
|
|
* DES parity is odd and in the low bit of each byte
|
|
*/
|
|
extern void des_setparity (char *__key) __THROW;
|
|
|
|
__END_DECLS
|
|
|
|
#endif
|