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File: [cvs.NetBSD.org] / src / sys / nfs / nfs_bootstatic.c (download)
Revision 1.2, Sat Feb 26 22:39:50 2005 UTC (19 years, 1 month ago) by perry
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/* $NetBSD: nfs_bootstatic.c,v 1.2 2005/02/26 22:39:50 perry Exp $ */ /* * * Copyright (c) 2004 Christian Limpach. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by Christian Limpach. * 4. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #include <sys/cdefs.h> __KERNEL_RCSID(0, "$NetBSD: nfs_bootstatic.c,v 1.2 2005/02/26 22:39:50 perry Exp $"); #include "opt_nfs_boot.h" #include "opt_inet.h" #include <sys/param.h> #include <sys/systm.h> #include <sys/kernel.h> #include <sys/ioctl.h> #include <sys/proc.h> #include <sys/mount.h> #include <sys/mbuf.h> #include <sys/socket.h> #include <sys/socketvar.h> #include <net/if.h> #include <net/if_types.h> #include <net/if_media.h> #include <net/route.h> #include <net/if_ether.h> #include <netinet/in.h> #include <netinet/if_inarp.h> #include <nfs/rpcv2.h> #include <nfs/nfsproto.h> #include <nfs/nfs.h> #include <nfs/nfsmount.h> #include <nfs/nfsdiskless.h> int (*nfs_bootstatic_callback)(struct nfs_diskless *) = NULL; int nfs_bootstatic(struct nfs_diskless *nd, struct proc *procp) { struct ifnet *ifp = nd->nd_ifp; struct sockaddr_in *sin; int error, flags; if (nfs_bootstatic_callback) flags = (*nfs_bootstatic_callback)(nd); else flags = 0; if (flags == 0) { #ifdef NFS_BOOTSTATIC_MYIP nd->nd_myip.s_addr = inet_addr(NFS_BOOTSTATIC_MYIP); flags |= NFS_BOOTSTATIC_HAS_MYIP; #endif #ifdef NFS_BOOTSTATIC_GWIP nd->nd_gwip.s_addr = inet_addr(NFS_BOOTSTATIC_GWIP); flags |= NFS_BOOTSTATIC_HAS_GWIP; #endif #ifdef NFS_BOOTSTATIC_MASK nd->nd_mask.s_addr = inet_addr(NFS_BOOTSTATIC_MASK); flags |= NFS_BOOTSTATIC_HAS_MASK; #endif #ifdef NFS_BOOTSTATIC_SERVADDR sin = (struct sockaddr_in *) &nd->nd_root.ndm_saddr; memset((caddr_t)sin, 0, sizeof(*sin)); sin->sin_len = sizeof(*sin); sin->sin_family = AF_INET; sin->sin_addr.s_addr = inet_addr(NFS_BOOTSTATIC_SERVADDR); flags |= NFS_BOOTSTATIC_HAS_SERVADDR; #endif #ifdef NFS_BOOTSTATIC_SERVER strncpy(nd->nd_root.ndm_host, NFS_BOOTSTATIC_SERVER, MNAMELEN); flags |= NFS_BOOTSTATIC_HAS_SERVER; #endif } if (flags & NFS_BOOTSTATIC_HAS_MYIP) aprint_normal("nfs_boot: client_addr=%s\n", inet_ntoa(nd->nd_myip)); if (flags & NFS_BOOTSTATIC_HAS_GWIP) aprint_normal("nfs_boot: gateway=%s\n", inet_ntoa(nd->nd_gwip)); if (flags & NFS_BOOTSTATIC_HAS_MASK) aprint_normal("nfs_boot: netmask=%s\n", inet_ntoa(nd->nd_mask)); if (flags & NFS_BOOTSTATIC_HAS_SERVADDR) { sin = (struct sockaddr_in *) &nd->nd_root.ndm_saddr; aprint_normal("nfs_boot: server=%s\n", inet_ntoa(sin->sin_addr)); } if (flags & NFS_BOOTSTATIC_HAS_SERVER) aprint_normal("nfs_boot: root=%.*s\n", MNAMELEN, nd->nd_root.ndm_host); /* * Do enough of ifconfig(8) so that the chosen interface * can talk to the servers. */ error = nfs_boot_setaddress(ifp, procp, flags & NFS_BOOTSTATIC_HAS_MYIP ? nd->nd_myip.s_addr : INADDR_ANY, flags & NFS_BOOTSTATIC_HAS_MASK ? nd->nd_mask.s_addr : INADDR_ANY, INADDR_ANY); if (error) { aprint_error("nfs_boot: set ifaddr, error=%d\n", error); goto out; } error = 0; out: return error; }