Move tcpdump-3.9/ to tcpdump/. No need for a versioned dir.
[dragonfly.git] / contrib / tcpdump / rpc_msg.h
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1/* @(#) $Header: /tcpdump/master/tcpdump/rpc_msg.h,v 1.1.2.1 2005/04/27 21:44:07 guy Exp $ (LBL) */
2/*
3 * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
4 * unrestricted use provided that this legend is included on all tape
5 * media and as a part of the software program in whole or part. Users
6 * may copy or modify Sun RPC without charge, but are not authorized
7 * to license or distribute it to anyone else except as part of a product or
8 * program developed by the user.
9 *
10 * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
11 * WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
12 * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
13 *
14 * Sun RPC is provided with no support and without any obligation on the
15 * part of Sun Microsystems, Inc. to assist in its use, correction,
16 * modification or enhancement.
17 *
18 * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
19 * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
20 * OR ANY PART THEREOF.
21 *
22 * In no event will Sun Microsystems, Inc. be liable for any lost revenue
23 * or profits or other special, indirect and consequential damages, even if
24 * Sun has been advised of the possibility of such damages.
25 *
26 * Sun Microsystems, Inc.
27 * 2550 Garcia Avenue
28 * Mountain View, California 94043
29 *
30 * from: @(#)rpc_msg.h 1.7 86/07/16 SMI
31 * from: @(#)rpc_msg.h 2.1 88/07/29 4.0 RPCSRC
32 * $FreeBSD: src/include/rpc/rpc_msg.h,v 1.11.2.1 1999/08/29 14:39:07 peter Exp $
33 */
34
35/*
36 * rpc_msg.h
37 * rpc message definition
38 *
39 * Copyright (C) 1984, Sun Microsystems, Inc.
40 */
41
42#define SUNRPC_MSG_VERSION ((u_int32_t) 2)
43
44/*
45 * Bottom up definition of an rpc message.
46 * NOTE: call and reply use the same overall stuct but
47 * different parts of unions within it.
48 */
49
50enum sunrpc_msg_type {
51 SUNRPC_CALL=0,
52 SUNRPC_REPLY=1
53};
54
55enum sunrpc_reply_stat {
56 SUNRPC_MSG_ACCEPTED=0,
57 SUNRPC_MSG_DENIED=1
58};
59
60enum sunrpc_accept_stat {
61 SUNRPC_SUCCESS=0,
62 SUNRPC_PROG_UNAVAIL=1,
63 SUNRPC_PROG_MISMATCH=2,
64 SUNRPC_PROC_UNAVAIL=3,
65 SUNRPC_GARBAGE_ARGS=4,
66 SUNRPC_SYSTEM_ERR=5
67};
68
69enum sunrpc_reject_stat {
70 SUNRPC_RPC_MISMATCH=0,
71 SUNRPC_AUTH_ERROR=1
72};
73
74/*
75 * Reply part of an rpc exchange
76 */
77
78/*
79 * Reply to an rpc request that was rejected by the server.
80 */
81struct sunrpc_rejected_reply {
82 u_int32_t rj_stat; /* enum reject_stat */
83 union {
84 struct {
85 u_int32_t low;
86 u_int32_t high;
87 } RJ_versions;
88 u_int32_t RJ_why; /* enum auth_stat - why authentication did not work */
89 } ru;
90#define rj_vers ru.RJ_versions
91#define rj_why ru.RJ_why
92};
93
94/*
95 * Body of a reply to an rpc request.
96 */
97struct sunrpc_reply_body {
98 u_int32_t rp_stat; /* enum reply_stat */
99 struct sunrpc_rejected_reply rp_reject; /* if rejected */
100};
101
102/*
103 * Body of an rpc request call.
104 */
105struct sunrpc_call_body {
106 u_int32_t cb_rpcvers; /* must be equal to two */
107 u_int32_t cb_prog;
108 u_int32_t cb_vers;
109 u_int32_t cb_proc;
110 struct sunrpc_opaque_auth cb_cred;
111 /* followed by opaque verifier */
112};
113
114/*
115 * The rpc message
116 */
117struct sunrpc_msg {
118 u_int32_t rm_xid;
119 u_int32_t rm_direction; /* enum msg_type */
120 union {
121 struct sunrpc_call_body RM_cmb;
122 struct sunrpc_reply_body RM_rmb;
123 } ru;
124#define rm_call ru.RM_cmb
125#define rm_reply ru.RM_rmb
126};
127#define acpted_rply ru.RM_rmb.ru.RP_ar
128#define rjcted_rply ru.RM_rmb.ru.RP_dr