Home | History | Annotate | Line # | Download | only in nfs
nfsdiskless.h revision 1.18 
      1 /*	$NetBSD: nfsdiskless.h,v 1.18 2003/05/05 13:21:00 yamt 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 #ifdef _KERNEL
     71 int nfs_boot_init __P((struct nfs_diskless *nd, struct proc *procp));
     72 void nfs_boot_cleanup __P((struct nfs_diskless *nd, struct proc *procp));
     73 int nfs_boot_ifupdown __P((struct ifnet *, struct proc *, int));
     74 int nfs_boot_setaddress __P((struct ifnet *, struct proc *,
     75 			     u_int32_t, u_int32_t, u_int32_t));
     76 int nfs_boot_deladdress __P((struct ifnet *, struct proc *, u_int32_t));
     77 void nfs_boot_flushrt __P((struct ifnet *));
     78 int nfs_boot_setrecvtimo __P((struct socket *));
     79 int nfs_boot_enbroadcast __P((struct socket *));
     80 int nfs_boot_sobind_ipport __P((struct socket *, u_int16_t));
     81 int nfs_boot_sendrecv __P((struct socket *, struct mbuf *,
     82 			   int (*)(struct mbuf*, void*, int), struct mbuf*,
     83 			   int (*)(struct mbuf*, void*), struct mbuf**,
     84 			   struct mbuf**, void*));
     85 
     86 int nfs_bootdhcp  __P((struct nfs_diskless *, struct proc *));
     87 int nfs_bootparam __P((struct nfs_diskless *, struct proc *));
     88 #endif /* _KERNEL */
     89 
     90 #endif /* _NFS_NFSDISKLESS_H_ */
     91