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1 | 6fd27407 | ths | /*
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2 | 6fd27407 | ths | * This is D3DES (V5.09) by Richard Outerbridge with the double and
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3 | 6fd27407 | ths | * triple-length support removed for use in VNC.
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4 | 6fd27407 | ths | *
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5 | 6fd27407 | ths | * These changes are:
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6 | 6fd27407 | ths | * Copyright (C) 1999 AT&T Laboratories Cambridge. All Rights Reserved.
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7 | 6fd27407 | ths | *
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8 | 6fd27407 | ths | * This software is distributed in the hope that it will be useful,
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9 | 6fd27407 | ths | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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10 | 6fd27407 | ths | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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11 | 6fd27407 | ths | */
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12 | 6fd27407 | ths | |
13 | 6fd27407 | ths | /* d3des.h -
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14 | 6fd27407 | ths | *
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15 | 6fd27407 | ths | * Headers and defines for d3des.c
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16 | 6fd27407 | ths | * Graven Imagery, 1992.
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17 | 6fd27407 | ths | *
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18 | 6fd27407 | ths | * Copyright (c) 1988,1989,1990,1991,1992 by Richard Outerbridge
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19 | 6fd27407 | ths | * (GEnie : OUTER; CIS : [71755,204])
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20 | 6fd27407 | ths | */
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21 | 6fd27407 | ths | |
22 | 6fd27407 | ths | #define EN0 0 /* MODE == encrypt */ |
23 | 6fd27407 | ths | #define DE1 1 /* MODE == decrypt */ |
24 | 6fd27407 | ths | |
25 | 6fd27407 | ths | extern void deskey(unsigned char *, int); |
26 | 6fd27407 | ths | /* hexkey[8] MODE
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27 | 6fd27407 | ths | * Sets the internal key register according to the hexadecimal
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28 | 6fd27407 | ths | * key contained in the 8 bytes of hexkey, according to the DES,
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29 | 6fd27407 | ths | * for encryption or decryption according to MODE.
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30 | 6fd27407 | ths | */
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31 | 6fd27407 | ths | |
32 | 6fd27407 | ths | extern void usekey(unsigned long *); |
33 | 6fd27407 | ths | /* cookedkey[32]
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34 | 6fd27407 | ths | * Loads the internal key register with the data in cookedkey.
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35 | 6fd27407 | ths | */
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36 | 6fd27407 | ths | |
37 | 6fd27407 | ths | extern void cpkey(unsigned long *); |
38 | 6fd27407 | ths | /* cookedkey[32]
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39 | 6fd27407 | ths | * Copies the contents of the internal key register into the storage
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40 | 6fd27407 | ths | * located at &cookedkey[0].
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41 | 6fd27407 | ths | */
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42 | 6fd27407 | ths | |
43 | 6fd27407 | ths | extern void des(unsigned char *, unsigned char *); |
44 | 6fd27407 | ths | /* from[8] to[8]
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45 | 6fd27407 | ths | * Encrypts/Decrypts (according to the key currently loaded in the
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46 | 6fd27407 | ths | * internal key register) one block of eight bytes at address 'from'
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47 | 6fd27407 | ths | * into the block at address 'to'. They can be the same.
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48 | 6fd27407 | ths | */
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49 | 6fd27407 | ths | |
50 | 6fd27407 | ths | /* d3des.h V5.09 rwo 9208.04 15:06 Graven Imagery
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51 | 6fd27407 | ths | ********************************************************************/ |