1 /* crypto/des/rpc_des.h */
   2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
   3  * All rights reserved.
   4  *
   5  * This package is an SSL implementation written
   6  * by Eric Young (eay@cryptsoft.com).
   7  * The implementation was written so as to conform with Netscapes SSL.
   8  *
   9  * This library is free for commercial and non-commercial use as long as
  10  * the following conditions are aheared to.  The following conditions
  11  * apply to all code found in this distribution, be it the RC4, RSA,
  12  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
  13  * included with this distribution is covered by the same copyright terms
  14  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
  15  *
  16  * Copyright remains Eric Young's, and as such any Copyright notices in
  17  * the code are not to be removed.
  18  * If this package is used in a product, Eric Young should be given attribution
  19  * as the author of the parts of the library used.
  20  * This can be in the form of a textual message at program startup or
  21  * in documentation (online or textual) provided with the package.
  22  *
  23  * Redistribution and use in source and binary forms, with or without
  24  * modification, are permitted provided that the following conditions
  25  * are met:
  26  * 1. Redistributions of source code must retain the copyright
  27  *    notice, this list of conditions and the following disclaimer.
  28  * 2. Redistributions in binary form must reproduce the above copyright
  29  *    notice, this list of conditions and the following disclaimer in the
  30  *    documentation and/or other materials provided with the distribution.
  31  * 3. All advertising materials mentioning features or use of this software
  32  *    must display the following acknowledgement:
  33  *    "This product includes cryptographic software written by
  34  *     Eric Young (eay@cryptsoft.com)"
  35  *    The word 'cryptographic' can be left out if the rouines from the library
  36  *    being used are not cryptographic related :-).
  37  * 4. If you include any Windows specific code (or a derivative thereof) from
  38  *    the apps directory (application code) you must include an acknowledgement:
  39  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
  40  *
  41  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
  42  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  43  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  44  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  45  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  46  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  47  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  48  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  49  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  50  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  51  * SUCH DAMAGE.
  52  *
  53  * The licence and distribution terms for any publically available version or
  54  * derivative of this code cannot be changed.  i.e. this code cannot simply be
  55  * copied and put under another distribution licence
  56  * [including the GNU Public Licence.]
  57  */
  58 
  59 /*  @(#)des.h   2.2 88/08/10 4.0 RPCSRC; from 2.7 88/02/08 SMI  */
  60 /*
  61  * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
  62  * unrestricted use provided that this legend is included on all tape
  63  * media and as a part of the software program in whole or part.  Users
  64  * may copy or modify Sun RPC without charge, but are not authorized
  65  * to license or distribute it to anyone else except as part of a product or
  66  * program developed by the user.
  67  *
  68  * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
  69  * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
  70  * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
  71  *
  72  * Sun RPC is provided with no support and without any obligation on the
  73  * part of Sun Microsystems, Inc. to assist in its use, correction,
  74  * modification or enhancement.
  75  *
  76  * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
  77  * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
  78  * OR ANY PART THEREOF.
  79  *
  80  * In no event will Sun Microsystems, Inc. be liable for any lost revenue
  81  * or profits or other special, indirect and consequential damages, even if
  82  * Sun has been advised of the possibility of such damages.
  83  *
  84  * Sun Microsystems, Inc.
  85  * 2550 Garcia Avenue
  86  * Mountain View, California  94043
  87  */
  88 /*
  89  * Generic DES driver interface
  90  * Keep this file hardware independent!
  91  * Copyright (c) 1986 by Sun Microsystems, Inc.
  92  */
  93 
  94 #define DES_MAXLEN      65536   /* maximum # of bytes to encrypt  */
  95 #define DES_QUICKLEN    16      /* maximum # of bytes to encrypt quickly */
  96 
  97 #ifdef HEADER_DES_H
  98 #undef ENCRYPT
  99 #undef DECRYPT
 100 #endif
 101 
 102 enum desdir { ENCRYPT, DECRYPT };
 103 enum desmode { CBC, ECB };
 104 
 105 /*
 106  * parameters to ioctl call
 107  */
 108 struct desparams {
 109         unsigned char des_key[8];       /* key (with low bit parity) */
 110         enum desdir des_dir;    /* direction */
 111         enum desmode des_mode;  /* mode */
 112         unsigned char des_ivec[8];      /* input vector */
 113         unsigned des_len;       /* number of bytes to crypt */
 114         union {
 115                 unsigned char UDES_data[DES_QUICKLEN];
 116                 unsigned char *UDES_buf;
 117         } UDES;
 118 #       define des_data UDES.UDES_data  /* direct data here if quick */
 119 #       define des_buf  UDES.UDES_buf   /* otherwise, pointer to data */
 120 };
 121 
 122 /*
 123  * Encrypt an arbitrary sized buffer
 124  */
 125 #define DESIOCBLOCK     _IOWR('d', 6, struct desparams)
 126 
 127 /*
 128  * Encrypt of small amount of data, quickly
 129  */
 130 #define DESIOCQUICK     _IOWR('d', 7, struct desparams)