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nfsdiskless.h revision 1.13 
      1 /*	$NetBSD: nfsdiskless.h,v 1.13 1997/08/29 16:12:52 gwr 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 
     41 /*
     42  * Structure holds parameters needed by nfs_mountroot(),
     43  * which are filled in by nfs_boot_init() using either
     44  * BOOTP (RFC951, RFC1048) or Sun RPC/bootparams.  These
     45  * parameters are INET specific because nfs_boot_init()
     46  * currently supports only AF_INET protocols.
     47  *
     48  * NB: All fields are stored in net byte order to avoid hassles
     49  * with client/server byte ordering differences.
     50  */
     51 struct nfs_dlmount {
     52 	struct nfs_args ndm_args;
     53 	struct sockaddr ndm_saddr;  		/* Address of file server */
     54 	char		ndm_host[MNAMELEN]; 	/* server:pathname */
     55 	u_char		ndm_fh[NFSX_V3FHMAX]; 	/* The file's file handle */
     56 };
     57 struct nfs_diskless {
     58 	/* A collection of IP addresses, for convenience. */
     59 	struct in_addr nd_myip; /* My IP address */
     60 	struct in_addr nd_mask; /* My netmask */
     61 	struct in_addr nd_gwip; /* My gateway */
     62 	/* Information for each mount point we need. */
     63 	struct nfs_dlmount nd_root; 	/* Mount info for root */
     64 #if 0
     65 	struct nfs_dlmount nd_swap; 	/* Mount info for swap */
     66 #endif
     67 };
     68 
     69 int nfs_boot_init __P((struct nfs_diskless *nd, struct proc *procp));
     70 int nfs_boot_getfh __P((struct nfs_dlmount *ndm));
     71 
     72 int nfs_bootdhcp  __P((struct ifnet *, struct nfs_diskless *, struct proc *));
     73 int nfs_bootparam __P((struct ifnet *, struct nfs_diskless *, struct proc *));
     74 
     75