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