/* * Sun RPC is a product of Sun Microsystems, Inc. and is provided for * unrestricted use provided that this legend is included on all tape * media and as a part of the software program in whole or part.  Users * may copy or modify Sun RPC without charge, but are not authorized * to license or distribute it to anyone else except as part of a product or * program developed by the user. *  * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE. *  * Sun RPC is provided with no support and without any obligation on the * part of Sun Microsystems, Inc. to assist in its use, correction, * modification or enhancement. *  * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC * OR ANY PART THEREOF. *  * In no event will Sun Microsystems, Inc. be liable for any lost revenue * or profits or other special, indirect and consequential damages, even if * Sun has been advised of the possibility of such damages. *  * Sun Microsystems, Inc. * 2550 Garcia Avenue * Mountain View, California  94043 *//* * Generic DES driver interface * Keep this file hardware independent! * Copyright (c) 1986 by Sun Microsystems, Inc. */#ifndef _DES_H#define _DES_H#include <sys/types.h>#define DES_MAXLEN 	65536	/* maximum # of bytes to encrypt  */#define DES_QUICKLEN	16	/* maximum # of bytes to encrypt quickly */enum desdir  {    ENCRYPT, DECRYPT  };enum desmode  {    CBC, ECB  };/* * parameters to ioctl call */struct desparams  {    u_char des_key[8];		/* key (with low bit parity) */    enum desdir des_dir;	/* direction */    enum desmode des_mode;	/* mode */    u_char des_ivec[8];		/* input vector */    unsigned des_len;		/* number of bytes to crypt */    union      {	u_char UDES_data[DES_QUICKLEN];	u_char *UDES_buf;      }    UDES;#define des_data UDES.UDES_data	/* direct data here if quick */#define des_buf	UDES.UDES_buf	/* otherwise, pointer to data */  };#endif