include/rpc/auth_des.h

   1 /*      @(#)auth_des.h  2.2 88/07/29 4.0 RPCSRC; from 1.3 88/02/08 SMI */
   2 /*-
   3  * Copyright (c) 2009, Sun Microsystems, Inc.
   4  * All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions are met:
   8  * - Redistributions of source code must retain the above copyright notice,
   9  *   this list of conditions and the following disclaimer.
  10  * - Redistributions in binary form must reproduce the above copyright notice,
  11  *   this list of conditions and the following disclaimer in the documentation
  12  *   and/or other materials provided with the distribution.
  13  * - Neither the name of Sun Microsystems, Inc. nor the names of its
  14  *   contributors may be used to endorse or promote products derived
  15  *   from this software without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  18  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  20  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
  21  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  22  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  23  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  24  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  25  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  26  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  27  * POSSIBILITY OF SUCH DAMAGE.
  28  *
  29  *      from: @(#)auth_des.h 2.2 88/07/29 4.0 RPCSRC
  30  *      from: @(#)auth_des.h 1.14    94/04/25 SMI
  31  *      $FreeBSD: src/include/rpc/auth_des.h,v 1.3 2002/03/23 17:24:55 imp Exp $
  32  */
  33
  34 /*
  35  * Copyright (c) 1986 - 1991 by Sun Microsystems, Inc.
  36  */
  37
  38 /*
  39  * auth_des.h, Protocol for DES style authentication for RPC
  40  */
  41
  42 #ifndef _AUTH_DES_
  43 #define _AUTH_DES_
  44
  45 /*
  46  * There are two kinds of "names": fullnames and nicknames
  47  */
  48 enum authdes_namekind {
  49         ADN_FULLNAME,
  50         ADN_NICKNAME
  51 };
  52
  53 /*
  54  * A fullname contains the network name of the client,
  55  * a conversation key and the window
  56  */
  57 struct authdes_fullname {
  58         char *name;             /* network name of client, up to MAXNETNAMELEN */
  59         des_block key;          /* conversation key */
  60         u_long window;          /* associated window */
  61 };
  62
  63
  64 /*
  65  * A credential
  66  */
  67 struct authdes_cred {
  68         enum authdes_namekind adc_namekind;
  69         struct authdes_fullname adc_fullname;
  70         u_long adc_nickname;
  71 };
  72
  73
  74
  75 /*
  76  * A des authentication verifier
  77  */
  78 struct authdes_verf {
  79         union {
  80                 struct timeval adv_ctime;       /* clear time */
  81                 des_block adv_xtime;            /* crypt time */
  82         } adv_time_u;
  83         u_long adv_int_u;
  84 };
  85
  86 /*
  87  * des authentication verifier: client variety
  88  *
  89  * adv_timestamp is the current time.
  90  * adv_winverf is the credential window + 1.
  91  * Both are encrypted using the conversation key.
  92  */
  93 #define adv_timestamp   adv_time_u.adv_ctime
  94 #define adv_xtimestamp  adv_time_u.adv_xtime
  95 #define adv_winverf     adv_int_u
  96
  97 /*
  98  * des authentication verifier: server variety
  99  *
 100  * adv_timeverf is the client's timestamp + client's window
 101  * adv_nickname is the server's nickname for the client.
 102  * adv_timeverf is encrypted using the conversation key.
 103  */
 104 #define adv_timeverf    adv_time_u.adv_ctime
 105 #define adv_xtimeverf   adv_time_u.adv_xtime
 106 #define adv_nickname    adv_int_u
 107
 108 /*
 109  * Map a des credential into a unix cred.
 110  *
 111  */
 112 __BEGIN_DECLS
 113 int authdes_getucred(struct authdes_cred *, uid_t *, gid_t *, int *, gid_t *);
 114 __END_DECLS
 115
 116 __BEGIN_DECLS
 117 bool_t  xdr_authdes_cred(XDR *, struct authdes_cred *);
 118 bool_t  xdr_authdes_verf(XDR *, struct authdes_verf *);
 119 int     rtime(dev_t, struct netbuf *, int, struct timeval *, struct timeval *);
 120 void    kgetnetname(char *);
 121 enum auth_stat _svcauth_des(struct svc_req *, struct rpc_msg *);
 122 __END_DECLS
 123
 124 #endif /* ndef _AUTH_DES_ */