nfsdiskless.h revision 1.1.1.1.10.2
1 1.1.1.1.10.2 tls /* $NetBSD: nfsdiskless.h,v 1.1.1.1.10.2 2014/08/20 00:04:27 tls Exp $ */ 2 1.1.1.1.10.2 tls /*- 3 1.1.1.1.10.2 tls * Copyright (c) 1991, 1993 4 1.1.1.1.10.2 tls * The Regents of the University of California. All rights reserved. 5 1.1.1.1.10.2 tls * 6 1.1.1.1.10.2 tls * This code is derived from software contributed to Berkeley by 7 1.1.1.1.10.2 tls * Rick Macklem at The University of Guelph. 8 1.1.1.1.10.2 tls * 9 1.1.1.1.10.2 tls * Redistribution and use in source and binary forms, with or without 10 1.1.1.1.10.2 tls * modification, are permitted provided that the following conditions 11 1.1.1.1.10.2 tls * are met: 12 1.1.1.1.10.2 tls * 1. Redistributions of source code must retain the above copyright 13 1.1.1.1.10.2 tls * notice, this list of conditions and the following disclaimer. 14 1.1.1.1.10.2 tls * 2. Redistributions in binary form must reproduce the above copyright 15 1.1.1.1.10.2 tls * notice, this list of conditions and the following disclaimer in the 16 1.1.1.1.10.2 tls * documentation and/or other materials provided with the distribution. 17 1.1.1.1.10.2 tls * 4. Neither the name of the University nor the names of its contributors 18 1.1.1.1.10.2 tls * may be used to endorse or promote products derived from this software 19 1.1.1.1.10.2 tls * without specific prior written permission. 20 1.1.1.1.10.2 tls * 21 1.1.1.1.10.2 tls * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22 1.1.1.1.10.2 tls * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 1.1.1.1.10.2 tls * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 1.1.1.1.10.2 tls * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25 1.1.1.1.10.2 tls * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 1.1.1.1.10.2 tls * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 1.1.1.1.10.2 tls * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 1.1.1.1.10.2 tls * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 1.1.1.1.10.2 tls * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 1.1.1.1.10.2 tls * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 1.1.1.1.10.2 tls * SUCH DAMAGE. 32 1.1.1.1.10.2 tls * 33 1.1.1.1.10.2 tls * @(#)nfsdiskless.h 8.2 (Berkeley) 3/30/95 34 1.1.1.1.10.2 tls * FreeBSD: head/sys/nfs/nfsdiskless.h 221032 2011-04-25 22:22:51Z rmacklem 35 1.1.1.1.10.2 tls * $NetBSD: nfsdiskless.h,v 1.1.1.1.10.2 2014/08/20 00:04:27 tls Exp $ 36 1.1.1.1.10.2 tls */ 37 1.1.1.1.10.2 tls 38 1.1.1.1.10.2 tls #ifndef _NFSCLIENT_NFSDISKLESS_H_ 39 1.1.1.1.10.2 tls #define _NFSCLIENT_NFSDISKLESS_H_ 40 1.1.1.1.10.2 tls 41 1.1.1.1.10.2 tls /* 42 1.1.1.1.10.2 tls * Structure that must be initialized for a diskless nfs client. 43 1.1.1.1.10.2 tls * This structure is used by nfs_mountroot() to set up the root vnode, 44 1.1.1.1.10.2 tls * and to do a partial ifconfig(8) and route(8) so that the critical net 45 1.1.1.1.10.2 tls * interface can communicate with the server. 46 1.1.1.1.10.2 tls * The primary bootstrap is expected to fill in the appropriate fields before 47 1.1.1.1.10.2 tls * starting the kernel. 48 1.1.1.1.10.2 tls * Currently only works for AF_INET protocols. 49 1.1.1.1.10.2 tls * NB: All fields are stored in net byte order to avoid hassles with 50 1.1.1.1.10.2 tls * client/server byte ordering differences. 51 1.1.1.1.10.2 tls */ 52 1.1.1.1.10.2 tls 53 1.1.1.1.10.2 tls /* 54 1.1.1.1.10.2 tls * I have defined a new structure that can handle an NFS Version 3 file handle 55 1.1.1.1.10.2 tls * but the kernel still expects the old Version 2 one to be provided. The 56 1.1.1.1.10.2 tls * changes required in nfs_vfsops.c for using the new are documented there in 57 1.1.1.1.10.2 tls * comments. (I felt that breaking network booting code by changing this 58 1.1.1.1.10.2 tls * structure would not be prudent at this time, since almost all servers are 59 1.1.1.1.10.2 tls * still Version 2 anyhow.) 60 1.1.1.1.10.2 tls */ 61 1.1.1.1.10.2 tls struct nfsv3_diskless { 62 1.1.1.1.10.2 tls struct ifaliasreq myif; /* Default interface */ 63 1.1.1.1.10.2 tls struct sockaddr_in mygateway; /* Default gateway */ 64 1.1.1.1.10.2 tls struct nfs_args root_args; /* Mount args for root fs */ 65 1.1.1.1.10.2 tls int root_fhsize; /* Size of root file handle */ 66 1.1.1.1.10.2 tls u_char root_fh[NFSX_V3FHMAX]; /* File handle of root dir */ 67 1.1.1.1.10.2 tls struct sockaddr_in root_saddr; /* Address of root server */ 68 1.1.1.1.10.2 tls char root_hostnam[MNAMELEN]; /* Host name for mount pt */ 69 1.1.1.1.10.2 tls long root_time; /* Timestamp of root fs */ 70 1.1.1.1.10.2 tls char my_hostnam[MAXHOSTNAMELEN]; /* Client host name */ 71 1.1.1.1.10.2 tls }; 72 1.1.1.1.10.2 tls 73 1.1.1.1.10.2 tls /* 74 1.1.1.1.10.2 tls * Old arguments to mount NFS 75 1.1.1.1.10.2 tls */ 76 1.1.1.1.10.2 tls struct onfs_args { 77 1.1.1.1.10.2 tls struct sockaddr *addr; /* file server address */ 78 1.1.1.1.10.2 tls int addrlen; /* length of address */ 79 1.1.1.1.10.2 tls int sotype; /* Socket type */ 80 1.1.1.1.10.2 tls int proto; /* and Protocol */ 81 1.1.1.1.10.2 tls u_char *fh; /* File handle to be mounted */ 82 1.1.1.1.10.2 tls int fhsize; /* Size, in bytes, of fh */ 83 1.1.1.1.10.2 tls int flags; /* flags */ 84 1.1.1.1.10.2 tls int wsize; /* write size in bytes */ 85 1.1.1.1.10.2 tls int rsize; /* read size in bytes */ 86 1.1.1.1.10.2 tls int readdirsize; /* readdir size in bytes */ 87 1.1.1.1.10.2 tls int timeo; /* initial timeout in .1 secs */ 88 1.1.1.1.10.2 tls int retrans; /* times to retry send */ 89 1.1.1.1.10.2 tls int maxgrouplist; /* Max. size of group list */ 90 1.1.1.1.10.2 tls int readahead; /* # of blocks to readahead */ 91 1.1.1.1.10.2 tls int leaseterm; /* Term (sec) of lease */ 92 1.1.1.1.10.2 tls int deadthresh; /* Retrans threshold */ 93 1.1.1.1.10.2 tls char *hostname; /* server's name */ 94 1.1.1.1.10.2 tls }; 95 1.1.1.1.10.2 tls 96 1.1.1.1.10.2 tls struct nfs_diskless { 97 1.1.1.1.10.2 tls struct ifaliasreq myif; /* Default interface */ 98 1.1.1.1.10.2 tls struct sockaddr_in mygateway; /* Default gateway */ 99 1.1.1.1.10.2 tls struct onfs_args root_args; /* Mount args for root fs */ 100 1.1.1.1.10.2 tls u_char root_fh[NFSX_V2FH]; /* File handle of root dir */ 101 1.1.1.1.10.2 tls struct sockaddr_in root_saddr; /* Address of root server */ 102 1.1.1.1.10.2 tls char root_hostnam[MNAMELEN]; /* Host name for mount pt */ 103 1.1.1.1.10.2 tls long root_time; /* Timestamp of root fs */ 104 1.1.1.1.10.2 tls char my_hostnam[MAXHOSTNAMELEN]; /* Client host name */ 105 1.1.1.1.10.2 tls }; 106 1.1.1.1.10.2 tls 107 1.1.1.1.10.2 tls #ifdef _KERNEL 108 1.1.1.1.10.2 tls extern struct nfsv3_diskless nfsv3_diskless; 109 1.1.1.1.10.2 tls extern struct nfs_diskless nfs_diskless; 110 1.1.1.1.10.2 tls extern int nfs_diskless_valid; 111 1.1.1.1.10.2 tls void bootpc_init(void); 112 1.1.1.1.10.2 tls void nfs_setup_diskless(void); 113 1.1.1.1.10.2 tls void nfs_parse_options(const char *, struct nfs_args *); 114 1.1.1.1.10.2 tls #endif 115 1.1.1.1.10.2 tls 116 1.1.1.1.10.2 tls #endif 117
Indexes created Fri Oct 03 02:09:57 GMT 2025