1 /* crypto/des/rpc_des.h */
2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59 /* @(#)des.h 2.2 88/08/10 4.0 RPCSRC; from 2.7 88/02/08 SMI */
60 /*
61 * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
62 * unrestricted use provided that this legend is included on all tape
63 * media and as a part of the software program in whole or part. Users
64 * may copy or modify Sun RPC without charge, but are not authorized
65 * to license or distribute it to anyone else except as part of a product or
66 * program developed by the user.
67 *
68 * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
69 * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
70 * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
71 *
72 * Sun RPC is provided with no support and without any obligation on the
73 * part of Sun Microsystems, Inc. to assist in its use, correction,
74 * modification or enhancement.
75 *
76 * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
77 * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
78 * OR ANY PART THEREOF.
79 *
80 * In no event will Sun Microsystems, Inc. be liable for any lost revenue
81 * or profits or other special, indirect and consequential damages, even if
82 * Sun has been advised of the possibility of such damages.
83 *
84 * Sun Microsystems, Inc.
85 * 2550 Garcia Avenue
86 * Mountain View, California 94043
87 */
88 /*
89 * Generic DES driver interface
90 * Keep this file hardware independent!
91 * Copyright (c) 1986 by Sun Microsystems, Inc.
92 */
93
94 #define DES_MAXLEN 65536 /* maximum # of bytes to encrypt */
95 #define DES_QUICKLEN 16 /* maximum # of bytes to encrypt quickly */
96
97 #ifdef HEADER_DES_H
98 #undef ENCRYPT
99 #undef DECRYPT
100 #endif
101
102 enum desdir { ENCRYPT, DECRYPT };
103 enum desmode { CBC, ECB };
104
105 /*
106 * parameters to ioctl call
107 */
108 struct desparams {
109 unsigned char des_key[8]; /* key (with low bit parity) */
110 enum desdir des_dir; /* direction */
111 enum desmode des_mode; /* mode */
112 unsigned char des_ivec[8]; /* input vector */
113 unsigned des_len; /* number of bytes to crypt */
114 union {
115 unsigned char UDES_data[DES_QUICKLEN];
116 unsigned char *UDES_buf;
117 } UDES;
118 # define des_data UDES.UDES_data /* direct data here if quick */
119 # define des_buf UDES.UDES_buf /* otherwise, pointer to data */
120 };
121
122 /*
123 * Encrypt an arbitrary sized buffer
124 */
125 #define DESIOCBLOCK _IOWR('d', 6, struct desparams)
126
127 /*
128 * Encrypt of small amount of data, quickly
129 */
130 #define DESIOCQUICK _IOWR('d', 7, struct desparams)
131