| 1 | /* $NetBSD: nfsdiskless.h,v 1.32 2015/05/21 02:04:22 rtr 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 | * |
| 19 | * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS |
| 20 | * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED |
| 21 | * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| 22 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS |
| 23 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 24 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 25 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| 26 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| 27 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| 28 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| 29 | * POSSIBILITY OF SUCH DAMAGE. |
| 30 | * |
| 31 | * @(#)nfsdiskless.h 8.1 (Berkeley) 6/10/93 |
| 32 | */ |
| 33 | #ifndef _NFS_NFSDISKLESS_H_ |
| 34 | #define _NFS_NFSDISKLESS_H_ |
| 35 | |
| 36 | /* |
| 37 | * Structure holds parameters needed by nfs_mountroot(), |
| 38 | * which are filled in by nfs_boot_init() using either |
| 39 | * BOOTP (RFC951, RFC1048) or Sun RPC/bootparams. These |
| 40 | * parameters are INET specific because nfs_boot_init() |
| 41 | * currently supports only AF_INET protocols. |
| 42 | * |
| 43 | * NB: All fields are stored in net byte order to avoid hassles |
| 44 | * with client/server byte ordering differences. |
| 45 | */ |
| 46 | struct nfs_dlmount { |
| 47 | struct nfs_args ndm_args; |
| 48 | struct sockaddr ndm_saddr; /* Address of file server */ |
| 49 | char ndm_host[MNAMELEN]; /* server:pathname */ |
| 50 | u_char ndm_fh[NFSX_V3FHMAX]; /* The file's file handle */ |
| 51 | }; |
| 52 | struct nfs_diskless { |
| 53 | /* the interface used */ |
| 54 | struct ifnet *nd_ifp; |
| 55 | /* A collection of IP addresses, for convenience. */ |
| 56 | struct in_addr nd_myip; /* My IP address */ |
| 57 | struct in_addr nd_mask; /* My netmask */ |
| 58 | struct in_addr nd_gwip; /* My gateway */ |
| 59 | int nd_mtu; /* Interface MTU */ |
| 60 | /* Information for each mount point we need. */ |
| 61 | struct nfs_dlmount nd_root; /* Mount info for root */ |
| 62 | #ifdef TFTPROOT |
| 63 | char nd_bootfile[MNAMELEN]; /* Boot file */ |
| 64 | int nd_nomount; |
| 65 | #endif |
| 66 | }; |
| 67 | |
| 68 | #ifdef _KERNEL |
| 69 | int nfs_boot_init (struct nfs_diskless *, struct lwp *); |
| 70 | void nfs_boot_cleanup (struct nfs_diskless *, struct lwp *); |
| 71 | int nfs_boot_ifupdown (struct ifnet *, struct lwp *, int); |
| 72 | int nfs_boot_setaddress (struct ifnet *, struct lwp *, |
| 73 | uint32_t, uint32_t, uint32_t); |
| 74 | void nfs_boot_setmtu (struct ifnet *, int, struct lwp *); |
| 75 | int nfs_boot_deladdress (struct ifnet *, struct lwp *, uint32_t); |
| 76 | void nfs_boot_flushrt (struct ifnet *); |
| 77 | int nfs_boot_setrecvtimo (struct socket *); |
| 78 | int nfs_boot_enbroadcast (struct socket *); |
| 79 | int nfs_boot_sobind_ipport (struct socket *, uint16_t, struct lwp *); |
| 80 | int nfs_boot_sendrecv (struct socket *, struct sockaddr_in *, |
| 81 | int (*)(struct mbuf*, void*, int), struct mbuf*, |
| 82 | int (*)(struct mbuf**, void*), struct mbuf**, |
| 83 | struct mbuf**, void*, struct lwp *); |
| 84 | |
| 85 | int nfs_bootdhcp (struct nfs_diskless *, struct lwp *, int *); |
| 86 | int nfs_bootparam (struct nfs_diskless *, struct lwp *, int *); |
| 87 | int nfs_bootstatic (struct nfs_diskless *, struct lwp *, int *); |
| 88 | |
| 89 | extern int (*nfs_bootstatic_callback)(struct nfs_diskless *); |
| 90 | |
| 91 | #define NFS_BOOT_HAS_MYIP 0x01 |
| 92 | #define NFS_BOOT_HAS_GWIP 0x02 |
| 93 | #define NFS_BOOT_HAS_MASK 0x04 |
| 94 | #define NFS_BOOT_HAS_SERVADDR 0x08 |
| 95 | #define NFS_BOOT_HAS_SERVER 0x10 |
| 96 | #define NFS_BOOT_NOSTATIC 0x20 |
| 97 | #define NFS_BOOT_HAS_ROOTPATH 0x40 |
| 98 | |
| 99 | #define NFS_BOOT_ALLINFO (NFS_BOOT_HAS_MYIP|NFS_BOOT_HAS_GWIP|NFS_BOOT_HAS_MASK|NFS_BOOT_HAS_SERVADDR|NFS_BOOT_HAS_SERVER|NFS_BOOT_HAS_ROOTPATH) |
| 100 | |
| 101 | #endif /* _KERNEL */ |
| 102 | |
| 103 | #endif /* _NFS_NFSDISKLESS_H_ */ |
| 104 | |