blob: ea3da44ce9bce3ee9a7139c0847f6228660e1214 [file] [log] [blame]
ths6fd27402007-08-25 02:09:50 +00001/*
2 * This is D3DES (V5.09) by Richard Outerbridge with the double and
3 * triple-length support removed for use in VNC.
4 *
5 * These changes are:
6 * Copyright (C) 1999 AT&T Laboratories Cambridge. All Rights Reserved.
7 *
8 * This software is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
11 */
12
13/* d3des.h -
14 *
15 * Headers and defines for d3des.c
16 * Graven Imagery, 1992.
17 *
18 * Copyright (c) 1988,1989,1990,1991,1992 by Richard Outerbridge
19 * (GEnie : OUTER; CIS : [71755,204])
20 */
21
22#define EN0 0 /* MODE == encrypt */
23#define DE1 1 /* MODE == decrypt */
24
25extern void deskey(unsigned char *, int);
26/* hexkey[8] MODE
27 * Sets the internal key register according to the hexadecimal
28 * key contained in the 8 bytes of hexkey, according to the DES,
29 * for encryption or decryption according to MODE.
30 */
31
32extern void usekey(unsigned long *);
33/* cookedkey[32]
34 * Loads the internal key register with the data in cookedkey.
35 */
36
37extern void cpkey(unsigned long *);
38/* cookedkey[32]
39 * Copies the contents of the internal key register into the storage
40 * located at &cookedkey[0].
41 */
42
43extern void des(unsigned char *, unsigned char *);
44/* from[8] to[8]
45 * Encrypts/Decrypts (according to the key currently loaded in the
46 * internal key register) one block of eight bytes at address 'from'
47 * into the block at address 'to'. They can be the same.
48 */
49
50/* d3des.h V5.09 rwo 9208.04 15:06 Graven Imagery
51 ********************************************************************/