xref: /netbsd/sys/nfs/nfsdiskless.h (revision c4a72b64)
1 /*	$NetBSD: nfsdiskless.h,v 1.17 2002/12/01 22:59:42 matt Exp $	*/
2 
3 /*-
4  * Copyright (c) 1995, 1997 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Adam Glass and Gordon W. Ross.
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. All advertising materials mentioning features or use of this software
19  *    must display the following acknowledgement:
20  *        This product includes software developed by the NetBSD
21  *        Foundation, Inc. and its contributors.
22  * 4. Neither the name of The NetBSD Foundation nor the names of its
23  *    contributors may be used to endorse or promote products derived
24  *    from this software without specific prior written permission.
25  *
26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36  * POSSIBILITY OF SUCH DAMAGE.
37  *
38  *	@(#)nfsdiskless.h	8.1 (Berkeley) 6/10/93
39  */
40 #ifndef _NFS_NFSDISKLESS_H_
41 #define _NFS_NFSDISKLESS_H_
42 
43 /*
44  * Structure holds parameters needed by nfs_mountroot(),
45  * which are filled in by nfs_boot_init() using either
46  * BOOTP (RFC951, RFC1048) or Sun RPC/bootparams.  These
47  * parameters are INET specific because nfs_boot_init()
48  * currently supports only AF_INET protocols.
49  *
50  * NB: All fields are stored in net byte order to avoid hassles
51  * with client/server byte ordering differences.
52  */
53 struct nfs_dlmount {
54 	struct nfs_args ndm_args;
55 	struct sockaddr ndm_saddr;  		/* Address of file server */
56 	char		ndm_host[MNAMELEN]; 	/* server:pathname */
57 	u_char		ndm_fh[NFSX_V3FHMAX]; 	/* The file's file handle */
58 };
59 struct nfs_diskless {
60 	/* the interface used */
61 	struct ifnet *nd_ifp;
62 	/* A collection of IP addresses, for convenience. */
63 	struct in_addr nd_myip; /* My IP address */
64 	struct in_addr nd_mask; /* My netmask */
65 	struct in_addr nd_gwip; /* My gateway */
66 	/* Information for each mount point we need. */
67 	struct nfs_dlmount nd_root; 	/* Mount info for root */
68 };
69 
70 int nfs_boot_init __P((struct nfs_diskless *nd, struct proc *procp));
71 void nfs_boot_cleanup __P((struct nfs_diskless *nd, struct proc *procp));
72 int nfs_boot_ifupdown __P((struct ifnet *, struct proc *, int));
73 int nfs_boot_setaddress __P((struct ifnet *, struct proc *,
74 			     u_int32_t, u_int32_t, u_int32_t));
75 int nfs_boot_deladdress __P((struct ifnet *, struct proc *, u_int32_t));
76 void nfs_boot_flushrt __P((struct ifnet *));
77 int nfs_boot_setrecvtimo __P((struct socket *));
78 int nfs_boot_enbroadcast __P((struct socket *));
79 int nfs_boot_sobind_ipport __P((struct socket *, u_int16_t));
80 int nfs_boot_sendrecv __P((struct socket *, struct mbuf *,
81 			   int (*)(struct mbuf*, void*, int), struct mbuf*,
82 			   int (*)(struct mbuf*, void*), struct mbuf**,
83 			   struct mbuf**, void*));
84 
85 int nfs_bootdhcp  __P((struct nfs_diskless *, struct proc *));
86 int nfs_bootparam __P((struct nfs_diskless *, struct proc *));
87 
88 #endif /* _NFS_NFSDISKLESS_H_ */
89