1 /* $NetBSD: nfsdiskless.h,v 1.26 2007/07/08 21:08:09 bouyer 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 #ifdef TFTPROOT 69 char nd_bootfile[MNAMELEN]; /* Boot file */ 70 int nd_nomount; 71 #endif 72 }; 73 74 #ifdef _KERNEL 75 int nfs_boot_init __P((struct nfs_diskless *nd, struct lwp *lwp)); 76 void nfs_boot_cleanup __P((struct nfs_diskless *nd, struct lwp *lwp)); 77 int nfs_boot_ifupdown __P((struct ifnet *, struct lwp *, int)); 78 int nfs_boot_setaddress __P((struct ifnet *, struct lwp *, 79 u_int32_t, u_int32_t, u_int32_t)); 80 int nfs_boot_deladdress __P((struct ifnet *, struct lwp *, u_int32_t)); 81 void nfs_boot_flushrt __P((struct ifnet *)); 82 int nfs_boot_setrecvtimo __P((struct socket *)); 83 int nfs_boot_enbroadcast __P((struct socket *)); 84 int nfs_boot_sobind_ipport __P((struct socket *, u_int16_t, struct lwp *)); 85 int nfs_boot_sendrecv __P((struct socket *, struct mbuf *, 86 int (*)(struct mbuf*, void*, int), struct mbuf*, 87 int (*)(struct mbuf*, void*), struct mbuf**, 88 struct mbuf**, void*, struct lwp *)); 89 90 int nfs_bootdhcp __P((struct nfs_diskless *, struct lwp *)); 91 int nfs_bootparam __P((struct nfs_diskless *, struct lwp *)); 92 int nfs_bootstatic __P((struct nfs_diskless *, struct lwp *)); 93 94 extern int (*nfs_bootstatic_callback)(struct nfs_diskless *); 95 96 #define NFS_BOOTSTATIC_HAS_MYIP 0x01 97 #define NFS_BOOTSTATIC_HAS_GWIP 0x02 98 #define NFS_BOOTSTATIC_HAS_MASK 0x04 99 #define NFS_BOOTSTATIC_HAS_SERVADDR 0x08 100 #define NFS_BOOTSTATIC_HAS_SERVER 0x10 101 #define NFS_BOOTSTATIC_NOSTATIC 0x20 102 #endif /* _KERNEL */ 103 104 #endif /* _NFS_NFSDISKLESS_H_ */ 105