/* @(#)des.h 2.2 88/08/10 4.0 RPCSRC; from 2.7 88/02/08 SMI */
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* Mountain View, California 94043
* Generic DES driver interface
* Keep this file hardware independent!
* Copyright (c) 1986 by Sun Microsystems, Inc.
#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
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 */
u_char UDES_data
[DES_QUICKLEN
];
# define des_data UDES.UDES_data /* direct data here if quick */
# define des_buf UDES.UDES_buf /* otherwise, pointer to data */
* 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)