dist/tcpdump/rpc_msg.h

   1 /*      $NetBSD$        */
   2
   3 /* @(#) Header: /tcpdump/master/tcpdump/rpc_msg.h,v 1.1.2.1 2005/04/27 21:44:07 guy Exp (LBL) */
   4 /*
   5  * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
   6  * unrestricted use provided that this legend is included on all tape
   7  * media and as a part of the software program in whole or part.  Users
   8  * may copy or modify Sun RPC without charge, but are not authorized
   9  * to license or distribute it to anyone else except as part of a product or
  10  * program developed by the user.
  11  *
  12  * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
  13  * WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  14  * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
  15  *
  16  * Sun RPC is provided with no support and without any obligation on the
  17  * part of Sun Microsystems, Inc. to assist in its use, correction,
  18  * modification or enhancement.
  19  *
  20  * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
  21  * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
  22  * OR ANY PART THEREOF.
  23  *
  24  * In no event will Sun Microsystems, Inc. be liable for any lost revenue
  25  * or profits or other special, indirect and consequential damages, even if
  26  * Sun has been advised of the possibility of such damages.
  27  *
  28  * Sun Microsystems, Inc.
  29  * 2550 Garcia Avenue
  30  * Mountain View, California  94043
  31  *
  32  *      from: @(#)rpc_msg.h 1.7 86/07/16 SMI
  33  *      from: @(#)rpc_msg.h     2.1 88/07/29 4.0 RPCSRC
  34  * $FreeBSD: src/include/rpc/rpc_msg.h,v 1.11.2.1 1999/08/29 14:39:07 peter Exp $
  35  */
  36
  37 /*
  38  * rpc_msg.h
  39  * rpc message definition
  40  *
  41  * Copyright (C) 1984, Sun Microsystems, Inc.
  42  */
  43
  44 #define SUNRPC_MSG_VERSION      ((u_int32_t) 2)
  45
  46 /*
  47  * Bottom up definition of an rpc message.
  48  * NOTE: call and reply use the same overall stuct but
  49  * different parts of unions within it.
  50  */
  51
  52 enum sunrpc_msg_type {
  53         SUNRPC_CALL=0,
  54         SUNRPC_REPLY=1
  55 };
  56
  57 enum sunrpc_reply_stat {
  58         SUNRPC_MSG_ACCEPTED=0,
  59         SUNRPC_MSG_DENIED=1
  60 };
  61
  62 enum sunrpc_accept_stat {
  63         SUNRPC_SUCCESS=0,
  64         SUNRPC_PROG_UNAVAIL=1,
  65         SUNRPC_PROG_MISMATCH=2,
  66         SUNRPC_PROC_UNAVAIL=3,
  67         SUNRPC_GARBAGE_ARGS=4,
  68         SUNRPC_SYSTEM_ERR=5
  69 };
  70
  71 enum sunrpc_reject_stat {
  72         SUNRPC_RPC_MISMATCH=0,
  73         SUNRPC_AUTH_ERROR=1
  74 };
  75
  76 /*
  77  * Reply part of an rpc exchange
  78  */
  79
  80 /*
  81  * Reply to an rpc request that was rejected by the server.
  82  */
  83 struct sunrpc_rejected_reply {
  84         u_int32_t                rj_stat;       /* enum reject_stat */
  85         union {
  86                 struct {
  87                         u_int32_t low;
  88                         u_int32_t high;
  89                 } RJ_versions;
  90                 u_int32_t RJ_why;  /* enum auth_stat - why authentication did not work */
  91         } ru;
  92 #define rj_vers ru.RJ_versions
  93 #define rj_why  ru.RJ_why
  94 };
  95
  96 /*
  97  * Body of a reply to an rpc request.
  98  */
  99 struct sunrpc_reply_body {
 100         u_int32_t       rp_stat;                /* enum reply_stat */
 101         struct sunrpc_rejected_reply rp_reject; /* if rejected */
 102 };
 103
 104 /*
 105  * Body of an rpc request call.
 106  */
 107 struct sunrpc_call_body {
 108         u_int32_t cb_rpcvers;   /* must be equal to two */
 109         u_int32_t cb_prog;
 110         u_int32_t cb_vers;
 111         u_int32_t cb_proc;
 112         struct sunrpc_opaque_auth cb_cred;
 113         /* followed by opaque verifier */
 114 };
 115
 116 /*
 117  * The rpc message
 118  */
 119 struct sunrpc_msg {
 120         u_int32_t               rm_xid;
 121         u_int32_t               rm_direction;   /* enum msg_type */
 122         union {
 123                 struct sunrpc_call_body RM_cmb;
 124                 struct sunrpc_reply_body RM_rmb;
 125         } ru;
 126 #define rm_call         ru.RM_cmb
 127 #define rm_reply        ru.RM_rmb
 128 };
 129 #define acpted_rply     ru.RM_rmb.ru.RP_ar
 130 #define rjcted_rply     ru.RM_rmb.ru.RP_dr