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