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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 */
Paolo Bonzinicb9c3772012-12-06 12:15:58 +010012#ifndef D3DES_H
13#define D3DES_H 1
ths6fd27402007-08-25 02:09:50 +000014
15/* d3des.h -
16 *
17 * Headers and defines for d3des.c
18 * Graven Imagery, 1992.
19 *
20 * Copyright (c) 1988,1989,1990,1991,1992 by Richard Outerbridge
21 * (GEnie : OUTER; CIS : [71755,204])
22 */
23
24#define EN0 0 /* MODE == encrypt */
25#define DE1 1 /* MODE == decrypt */
26
Blue Swirl64b85a82011-01-23 16:21:20 +000027void deskey(unsigned char *, int);
ths6fd27402007-08-25 02:09:50 +000028/* hexkey[8] MODE
29 * Sets the internal key register according to the hexadecimal
30 * key contained in the 8 bytes of hexkey, according to the DES,
31 * for encryption or decryption according to MODE.
32 */
33
Blue Swirl64b85a82011-01-23 16:21:20 +000034void usekey(unsigned long *);
ths6fd27402007-08-25 02:09:50 +000035/* cookedkey[32]
36 * Loads the internal key register with the data in cookedkey.
37 */
38
Blue Swirl64b85a82011-01-23 16:21:20 +000039void cpkey(unsigned long *);
ths6fd27402007-08-25 02:09:50 +000040/* cookedkey[32]
41 * Copies the contents of the internal key register into the storage
42 * located at &cookedkey[0].
43 */
44
Blue Swirl64b85a82011-01-23 16:21:20 +000045void des(unsigned char *, unsigned char *);
ths6fd27402007-08-25 02:09:50 +000046/* from[8] to[8]
47 * Encrypts/Decrypts (according to the key currently loaded in the
48 * internal key register) one block of eight bytes at address 'from'
49 * into the block at address 'to'. They can be the same.
50 */
51
52/* d3des.h V5.09 rwo 9208.04 15:06 Graven Imagery
53 ********************************************************************/
Paolo Bonzinicb9c3772012-12-06 12:15:58 +010054
55#endif