/*

 * This is D3DES (V5.09) by Richard Outerbridge with the double and

 * triple-length support removed for use in VNC.

 *

 * These changes are:

 *  Copyright (C) 1999 AT&T Laboratories Cambridge.  All Rights Reserved.

 *

 * This software is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

 */

/* d3des.h -

 *

 *	Headers and defines for d3des.c

 *	Graven Imagery, 1992.

 *

 * Copyright (c) 1988,1989,1990,1991,1992 by Richard Outerbridge

 *	(GEnie : OUTER; CIS : [71755,204])

 */

#define EN0	0	/* MODE == encrypt */

#define DE1	1	/* MODE == decrypt */

extern void deskey(unsigned char *, int);

/*		      hexkey[8]     MODE

 * Sets the internal key register according to the hexadecimal

 * key contained in the 8 bytes of hexkey, according to the DES,

 * for encryption or decryption according to MODE.

 */

extern void usekey(unsigned long *);

/*		    cookedkey[32]

 * Loads the internal key register with the data in cookedkey.

 */

extern void cpkey(unsigned long *);

/*		   cookedkey[32]

 * Copies the contents of the internal key register into the storage

 * located at &cookedkey[0].

 */

extern void des(unsigned char *, unsigned char *);

/*		    from[8]	      to[8]

 * Encrypts/Decrypts (according to the key currently loaded in the

 * internal key register) one block of eight bytes at address 'from'

 * into the block at address 'to'.  They can be the same.

 */

/* d3des.h V5.09 rwo 9208.04 15:06 Graven Imagery

 ********************************************************************/