FreeBSD/Linux Kernel Cross Reference
sys/nfs/rpcv2.h
1 /*
2 * Copyright (c) 1989, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * This code is derived from software contributed to Berkeley by
6 * Rick Macklem at The University of Guelph.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 3. All advertising materials mentioning features or use of this software
17 * must display the following acknowledgement:
18 * This product includes software developed by the University of
19 * California, Berkeley and its contributors.
20 * 4. Neither the name of the University nor the names of its contributors
21 * may be used to endorse or promote products derived from this software
22 * without specific prior written permission.
23 *
24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 * SUCH DAMAGE.
35 *
36 * @(#)rpcv2.h 8.1 (Berkeley) 6/10/93
37 * $FreeBSD: src/sys/nfs/rpcv2.h,v 1.4.4.2 1999/09/05 08:19:56 peter Exp $
38 */
39
40 #ifndef _NFS_RPCV2_H_
41 #define _NFS_RPCV2_H_
42
43 /*
44 * Definitions for Sun RPC Version 2, from
45 * "RPC: Remote Procedure Call Protocol Specification" RFC1057
46 */
47
48 /* Version # */
49 #define RPC_VER2 2
50
51 /* Authentication */
52 #define RPCAUTH_NULL 0
53 #define RPCAUTH_UNIX 1
54 #define RPCAUTH_SHORT 2
55 #define RPCAUTH_KERB4 4
56 #define RPCAUTH_NQNFS 300000
57 #define RPCAUTH_MAXSIZ 400
58 #define RPCVERF_MAXSIZ 12 /* For Kerb, can actually be 400 */
59 #define RPCAUTH_UNIXGIDS 16
60
61 /*
62 * Constants associated with authentication flavours.
63 */
64 #define RPCAKN_FULLNAME 0
65 #define RPCAKN_NICKNAME 1
66
67 /* Rpc Constants */
68 #define RPC_CALL 0
69 #define RPC_REPLY 1
70 #define RPC_MSGACCEPTED 0
71 #define RPC_MSGDENIED 1
72 #define RPC_PROGUNAVAIL 1
73 #define RPC_PROGMISMATCH 2
74 #define RPC_PROCUNAVAIL 3
75 #define RPC_GARBAGE 4 /* I like this one */
76 #define RPC_MISMATCH 0
77 #define RPC_AUTHERR 1
78
79 /* Authentication failures */
80 #define AUTH_BADCRED 1
81 #define AUTH_REJECTCRED 2
82 #define AUTH_BADVERF 3
83 #define AUTH_REJECTVERF 4
84 #define AUTH_TOOWEAK 5 /* Give em wheaties */
85
86 /* Sizes of rpc header parts */
87 #define RPC_SIZ 24
88 #define RPC_REPLYSIZ 28
89
90 /* RPC Prog definitions */
91 #define RPCPROG_MNT 100005
92 #define RPCMNT_VER1 1
93 #define RPCMNT_VER3 3
94 #define RPCMNT_MOUNT 1
95 #define RPCMNT_DUMP 2
96 #define RPCMNT_UMOUNT 3
97 #define RPCMNT_UMNTALL 4
98 #define RPCMNT_EXPORT 5
99 #define RPCMNT_NAMELEN 255
100 #define RPCMNT_PATHLEN 1024
101 #define RPCPROG_NFS 100003
102
103 /*
104 * Structures used for RPCAUTH_KERB4.
105 */
106 struct nfsrpc_fullverf {
107 u_long t1;
108 u_long t2;
109 u_long w2;
110 };
111
112 struct nfsrpc_fullblock {
113 u_long t1;
114 u_long t2;
115 u_long w1;
116 u_long w2;
117 };
118
119 struct nfsrpc_nickverf {
120 u_long kind;
121 struct nfsrpc_fullverf verf;
122 };
123
124 /*
125 * and their sizes in bytes.. If sizeof (struct nfsrpc_xx) != these
126 * constants, well then things will break in mount_nfs and nfsd.
127 */
128 #define RPCX_FULLVERF 12
129 #define RPCX_FULLBLOCK 16
130 #define RPCX_NICKVERF 16
131
132 #ifdef NFSKERB
133 XXX
134 #else
135 typedef u_char NFSKERBKEY_T[2];
136 typedef u_char NFSKERBKEYSCHED_T[2];
137 #endif
138 #define NFS_KERBSRV "rcmd" /* Kerberos Service for NFS */
139 #define NFS_KERBTTL (30 * 60) /* Credential ttl (sec) */
140 #define NFS_KERBCLOCKSKEW (5 * 60) /* Clock skew (sec) */
141 #define NFS_KERBW1(t) (*((u_long *)(&((t).dat[((t).length + 3) & ~0x3]))))
142 #endif
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