1 /* 2 * Copyright (c) 1991 The Regents of the University of California. 3 * 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 * from: @(#)nfsdiskless.h 7.1 (Berkeley) 3/4/91 37 * $Id: nfsdiskless.h,v 1.4 1993/07/07 12:06:39 cgd Exp $ 38 */ 39 40 #ifndef _NFS_NFSDISKLESS_H_ 41 #define _NFS_NFSDISKLESS_H_ 42 43 #define NFS_NAMELEN 256 44 /* 45 * Structure that must be initialized for a diskless nfs client. 46 * This structure is used by nfs_mountroot() to set up the root and swap 47 * vnodes plus do a partial ifconfig(8) and route(8) so that the critical net 48 * interface can communicate with the server. 49 * For now it is statically initialized in swapvmunix.c, but someday a primary 50 * bootstrap should fill it in. 51 */ 52 struct nfs_diskless { 53 struct ifaliasreq myif; /* Info. for partial ifconfig */ 54 struct sockaddr mygateway; /* Default gateway for "route add" */ 55 struct nfs_args swap_args; /* Mount args for swap file */ 56 u_char swap_fh[NFS_FHSIZE]; /* Swap file's file handle */ 57 struct sockaddr swap_saddr; /* Address of swap server */ 58 char swap_hostnam[NFS_NAMELEN]; /* Host name for mount pt */ 59 struct nfs_args root_args; /* Mount args for root fs */ 60 u_char root_fh[NFS_FHSIZE]; /* File handle of root dir */ 61 struct sockaddr root_saddr; /* Address of root server */ 62 char root_hostnam[NFS_NAMELEN]; /* Host name for mount pt */ 63 }; 64 65 #endif /* !_NFS_NFSDISKLESS_H_ */ 66