1/* $NetBSD: rpcv2.h,v 1.12 2006/12/28 00:39:03 yamt Exp $ */
2
3/*
4 * Copyright (c) 1989, 1993
5 * The Regents of the University of California. All rights reserved.
6 *
7 * This code is derived from software contributed to Berkeley by
8 * Rick Macklem at The University of Guelph.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 * 3. Neither the name of the University nor the names of its contributors
19 * may be used to endorse or promote products derived from this software
20 * without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * SUCH DAMAGE.
33 *
34 * @(#)rpcv2.h 8.2 (Berkeley) 3/30/95
35 */
36
37
38#ifndef _NFS_RPCV2_H_
39#define _NFS_RPCV2_H_
40
41/*
42 * Definitions for Sun RPC Version 2, from
43 * "RPC: Remote Procedure Call Protocol Specification" RFC1057
44 */
45
46/* Version # */
47#define RPC_VER2 2
48
49/* Authentication */
50#define RPCAUTH_NULL 0
51#define RPCAUTH_UNIX 1
52#define RPCAUTH_SHORT 2
53#define RPCAUTH_KERB4 4
54#define RPCAUTH_MAXSIZ 400
55#define RPCVERF_MAXSIZ 12 /* For Kerb, can actually be 400 */
56#define RPCAUTH_UNIXGIDS 16
57
58/*
59 * Constants associated with authentication flavours.
60 */
61#define RPCAKN_FULLNAME 0
62#define RPCAKN_NICKNAME 1
63
64/* Rpc Constants */
65#define RPC_CALL 0
66#define RPC_REPLY 1
67#define RPC_MSGACCEPTED 0
68#define RPC_MSGDENIED 1
69#define RPC_PROGUNAVAIL 1
70#define RPC_PROGMISMATCH 2
71#define RPC_PROCUNAVAIL 3
72#define RPC_GARBAGE 4 /* I like this one */
73#define RPC_MISMATCH 0
74#define RPC_AUTHERR 1
75
76/* Authentication failures */
77#define AUTH_BADCRED 1
78#define AUTH_REJECTCRED 2
79#define AUTH_BADVERF 3
80#define AUTH_REJECTVERF 4
81#define AUTH_TOOWEAK 5 /* Give em wheaties */
82
83/* Sizes of rpc header parts */
84#define RPC_SIZ 24
85#define RPC_REPLYSIZ 28
86
87/* RPC Prog definitions */
88#define RPCPROG_MNT 100005
89#define RPCMNT_VER1 1
90#define RPCMNT_VER3 3
91#define RPCMNT_MOUNT 1
92#define RPCMNT_DUMP 2
93#define RPCMNT_UMOUNT 3
94#define RPCMNT_UMNTALL 4
95#define RPCMNT_EXPORT 5
96#define RPCMNT_NAMELEN 255
97#define RPCMNT_PATHLEN 1024
98#define RPCPROG_NFS 100003
99
100/* Structs for common parts of the rpc's */
101struct rpcv2_time {
102 u_int32_t rpc_sec;
103 u_int32_t rpc_usec;
104};
105
106/*
107 * Structures used for RPCAUTH_KERB4.
108 */
109struct nfsrpc_fullverf {
110 u_int32_t t1;
111 u_int32_t t2;
112 u_int32_t w2;
113};
114
115struct nfsrpc_fullblock {
116 u_int32_t t1;
117 u_int32_t t2;
118 u_int32_t w1;
119 u_int32_t w2;
120};
121
122struct nfsrpc_nickverf {
123 u_int32_t kind;
124 struct nfsrpc_fullverf verf;
125};
126
127/*
128 * and their sizes in bytes.. If sizeof (struct nfsrpc_xx) != these
129 * constants, well then things will break in mount_nfs and nfsd.
130 */
131#define RPCX_FULLVERF 12
132#define RPCX_FULLBLOCK 16
133#define RPCX_NICKVERF 16
134
135#ifdef NFSKERB
136XXX
137#else
138typedef u_char NFSKERBKEY_T[2];
139typedef u_char NFSKERBKEYSCHED_T[2];
140#endif
141#define NFS_KERBSRV "rcmd" /* Kerberos Service for NFS */
142#define NFS_KERBTTL (30 * 60) /* Credential ttl (sec) */
143#define NFS_KERBCLOCKSKEW (5 * 60) /* Clock skew (sec) */
144#define NFS_KERBW1(t) (*((u_long *)(&((t).dat[((t).length + 3) & ~0x3]))))
145#endif
146