1 /* @(#)des.h 2.2 88/08/10 4.0 RPCSRC; from 2.7 88/02/08 SMI */
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31 * Generic DES driver interface
32 * Keep this file hardware independent!
33 * Copyright (c) 1986 by Sun Microsystems, Inc.
36 #define DES_MAXLEN 65536 /* maximum # of bytes to encrypt */
37 #define DES_QUICKLEN 16 /* maximum # of bytes to encrypt quickly */
39 enum desdir { ENCRYPT, DECRYPT };
40 enum desmode { CBC, ECB };
43 * parameters to ioctl call
46 u_char des_key[8]; /* key (with low bit parity) */
47 enum desdir des_dir; /* direction */
48 enum desmode des_mode; /* mode */
49 u_char des_ivec[8]; /* input vector */
50 unsigned des_len; /* number of bytes to crypt */
52 u_char UDES_data[DES_QUICKLEN];
55 # define des_data UDES.UDES_data /* direct data here if quick */
56 # define des_buf UDES.UDES_buf /* otherwise, pointer to data */
62 * These ioctls are only implemented in SunOS. Maybe someday
63 * if somebody writes a driver for DES hardware that works
64 * with FreeBSD, we can being that back.
68 * Encrypt an arbitrary sized buffer
70 #define DESIOCBLOCK _IOWR(d, 6, struct desparams)
73 * Encrypt of small amount of data, quickly
75 #define DESIOCQUICK _IOWR(d, 7, struct desparams)
82 extern int _des_crypt __P(( char *, int, struct desparams * ));