include/rpc/auth_des.h

   1 /*
   2  * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
   3  * unrestricted use provided that this legend is included on all tape
   4  * media and as a part of the software program in whole or part.  Users
   5  * may copy or modify Sun RPC without charge, but are not authorized
   6  * to license or distribute it to anyone else except as part of a product or
   7  * program developed by the user.
   8  *
   9  * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
  10  * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
  11  * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
  12  *
  13  * Sun RPC is provided with no support and without any obligation on the
  14  * part of Sun Microsystems, Inc. to assist in its use, correction,
  15  * modification or enhancement.
  16  *
  17  * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
  18  * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
  19  * OR ANY PART THEREOF.
  20  *
  21  * In no event will Sun Microsystems, Inc. be liable for any lost revenue
  22  * or profits or other special, indirect and consequential damages, even if
  23  * Sun has been advised of the possibility of such damages.
  24  *
  25  * Sun Microsystems, Inc.
  26  * 2550 Garcia Avenue
  27  * Mountain View, California  94043
  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  *      $DragonFly: src/include/rpc/auth_des.h,v 1.2 2003/11/14 01:01:50 dillon Exp $
  33  */
  34
  35 /*
  36  * Copyright (c) 1986 - 1991 by Sun Microsystems, Inc.
  37  */
  38
  39 /*
  40  * auth_des.h, Protocol for DES style authentication for RPC
  41  */
  42
  43 #ifndef _AUTH_DES_
  44 #define _AUTH_DES_
  45
  46 /*
  47  * There are two kinds of "names": fullnames and nicknames
  48  */
  49 enum authdes_namekind {
  50         ADN_FULLNAME,
  51         ADN_NICKNAME
  52 };
  53
  54 /*
  55  * A fullname contains the network name of the client,
  56  * a conversation key and the window
  57  */
  58 struct authdes_fullname {
  59         char *name;             /* network name of client, up to MAXNETNAMELEN */
  60         des_block key;          /* conversation key */
  61         u_long window;          /* associated window */
  62 };
  63
  64
  65 /*
  66  * A credential
  67  */
  68 struct authdes_cred {
  69         enum authdes_namekind adc_namekind;
  70         struct authdes_fullname adc_fullname;
  71         u_long adc_nickname;
  72 };
  73
  74
  75
  76 /*
  77  * A des authentication verifier
  78  */
  79 struct authdes_verf {
  80         union {
  81                 struct timeval adv_ctime;       /* clear time */
  82                 des_block adv_xtime;            /* crypt time */
  83         } adv_time_u;
  84         u_long adv_int_u;
  85 };
  86
  87 /*
  88  * des authentication verifier: client variety
  89  *
  90  * adv_timestamp is the current time.
  91  * adv_winverf is the credential window + 1.
  92  * Both are encrypted using the conversation key.
  93  */
  94 #define adv_timestamp   adv_time_u.adv_ctime
  95 #define adv_xtimestamp  adv_time_u.adv_xtime
  96 #define adv_winverf     adv_int_u
  97
  98 /*
  99  * des authentication verifier: server variety
 100  *
 101  * adv_timeverf is the client's timestamp + client's window
 102  * adv_nickname is the server's nickname for the client.
 103  * adv_timeverf is encrypted using the conversation key.
 104  */
 105 #define adv_timeverf    adv_time_u.adv_ctime
 106 #define adv_xtimeverf   adv_time_u.adv_xtime
 107 #define adv_nickname    adv_int_u
 108
 109 /*
 110  * Map a des credential into a unix cred.
 111  *
 112  */
 113 __BEGIN_DECLS
 114 int authdes_getucred(struct authdes_cred *, uid_t *, gid_t *, int *, gid_t *);
 115 __END_DECLS
 116
 117 __BEGIN_DECLS
 118 bool_t  xdr_authdes_cred(XDR *, struct authdes_cred *);
 119 bool_t  xdr_authdes_verf(XDR *, struct authdes_verf *);
 120 int     rtime(dev_t, struct netbuf *, int, struct timeval *, struct timeval *);
 121 void    kgetnetname(char *);
 122 enum auth_stat _svcauth_des(struct svc_req *, struct rpc_msg *);
 123 __END_DECLS
 124
 125 #endif /* ndef _AUTH_DES_ */