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4973 right-hear 1
/*
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 * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
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 * unrestricted use provided that this legend is included on all tape
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 * media and as a part of the software program in whole or part.  Users
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 * may copy or modify Sun RPC without charge, but are not authorized
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 * to license or distribute it to anyone else except as part of a product or
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 * program developed by the user.
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 *
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 * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
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 * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
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 * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
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 *
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 * Sun RPC is provided with no support and without any obligation on the
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 * part of Sun Microsystems, Inc. to assist in its use, correction,
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 * modification or enhancement.
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 *
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 * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
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 * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
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 * OR ANY PART THEREOF.
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 *
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 * In no event will Sun Microsystems, Inc. be liable for any lost revenue
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 * or profits or other special, indirect and consequential damages, even if
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 * Sun has been advised of the possibility of such damages.
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 *
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 * Sun Microsystems, Inc.
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 * 2550 Garcia Avenue
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 * Mountain View, California  94043
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 */
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/*
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 * Generic DES driver interface
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 * Keep this file hardware independent!
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 * Copyright (c) 1986 by Sun Microsystems, Inc.
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 */
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#ifndef _DES_H
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#define _DES_H
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#include 
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__BEGIN_DECLS
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#define DES_MAXLEN 	65536	/* maximum # of bytes to encrypt  */
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#define DES_QUICKLEN	16	/* maximum # of bytes to encrypt quickly */
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enum desdir
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  {
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    ENCRYPT, DECRYPT
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  };
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enum desmode
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  {
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    CBC, ECB
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  };
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/*
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 * parameters to ioctl call
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 */
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struct desparams
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  {
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    u_char des_key[8];		/* key (with low bit parity) */
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    enum desdir des_dir;	/* direction */
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    enum desmode des_mode;	/* mode */
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    u_char des_ivec[8];		/* input vector */
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    unsigned des_len;		/* number of bytes to crypt */
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    union
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      {
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	u_char UDES_data[DES_QUICKLEN];
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	u_char *UDES_buf;
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      }
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    UDES;
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#define des_data UDES.UDES_data	/* direct data here if quick */
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#define des_buf	UDES.UDES_buf	/* otherwise, pointer to data */
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  };
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__END_DECLS
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#endif