1 /* @(#)des.h 2.2 88/08/10 4.0 RPCSRC; from 2.7 88/02/08 SMI */ 2 /* 3 * Sun RPC is a product of Sun Microsystems, Inc. and is provided for 4 * unrestricted use provided that this legend is included on all tape 5 * media and as a part of the software program in whole or part. Users 6 * may copy or modify Sun RPC without charge, but are not authorized 7 * to license or distribute it to anyone else except as part of a product or 8 * program developed by the user. 9 * 10 * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE 11 * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR 12 * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE. 13 * 14 * Sun RPC is provided with no support and without any obligation on the 15 * part of Sun Microsystems, Inc. to assist in its use, correction, 16 * modification or enhancement. 17 * 18 * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE 19 * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC 20 * OR ANY PART THEREOF. 21 * 22 * In no event will Sun Microsystems, Inc. be liable for any lost revenue 23 * or profits or other special, indirect and consequential damages, even if 24 * Sun has been advised of the possibility of such damages. 25 * 26 * Sun Microsystems, Inc. 27 * 2550 Garcia Avenue 28 * Mountain View, California 94043 29 */ 30 /* 31 * Generic DES driver interface 32 * Keep this file hardware independent! 33 * Copyright (c) 1986 by Sun Microsystems, Inc. 34 */ 35 36 #define DES_MAXLEN 65536 /* maximum # of bytes to encrypt */ 37 #define DES_QUICKLEN 16 /* maximum # of bytes to encrypt quickly */ 38 39 enum desdir { ENCRYPT, DECRYPT }; 40 enum desmode { CBC, ECB }; 41 42 /* 43 * parameters to ioctl call 44 */ 45 struct desparams { 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 */ 51 union { 52 u_char UDES_data[DES_QUICKLEN]; 53 u_char *UDES_buf; 54 } UDES; 55 # define des_data UDES.UDES_data /* direct data here if quick */ 56 # define des_buf UDES.UDES_buf /* otherwise, pointer to data */ 57 }; 58 59 #ifdef notdef 60 61 /* 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. 65 */ 66 67 /* 68 * Encrypt an arbitrary sized buffer 69 */ 70 #define DESIOCBLOCK _IOWR(d, 6, struct desparams) 71 72 /* 73 * Encrypt of small amount of data, quickly 74 */ 75 #define DESIOCQUICK _IOWR(d, 7, struct desparams) 76 77 #endif 78 79 /* 80 * Software DES. 81 */ 82 extern int _des_crypt __P(( char *, int, struct desparams * )); 83