27098b1199
interface and the address allocated, to roll everything back if the mount fails: -put an interface pointer into "struct nfs_diskless" to have it available for cleanup, don't pass it around anymore where the "struct nfs_diskless" is already passed -add a "cleanup" function which shuts the interface down -in the protocol-specific parts, either return with "everything ready" or "completely shut down" -use common functions for interface initialization and shutdown -add a function to delete all routes associate to an interface (why is this necessary and not done by ~IFF_UP?) g/c diskless swap stuff general cleanup
86 lines
3.9 KiB
C
86 lines
3.9 KiB
C
/* $NetBSD: nfsdiskless.h,v 1.16 1999/02/21 15:07:49 drochner Exp $ */
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/*-
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* Copyright (c) 1995, 1997 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Adam Glass and Gordon W. Ross.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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* @(#)nfsdiskless.h 8.1 (Berkeley) 6/10/93
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*/
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/*
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* Structure holds parameters needed by nfs_mountroot(),
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* which are filled in by nfs_boot_init() using either
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* BOOTP (RFC951, RFC1048) or Sun RPC/bootparams. These
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* parameters are INET specific because nfs_boot_init()
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* currently supports only AF_INET protocols.
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*
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* NB: All fields are stored in net byte order to avoid hassles
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* with client/server byte ordering differences.
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*/
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struct nfs_dlmount {
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struct nfs_args ndm_args;
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struct sockaddr ndm_saddr; /* Address of file server */
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char ndm_host[MNAMELEN]; /* server:pathname */
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u_char ndm_fh[NFSX_V3FHMAX]; /* The file's file handle */
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};
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struct nfs_diskless {
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/* the interface used */
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struct ifnet *nd_ifp;
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/* A collection of IP addresses, for convenience. */
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struct in_addr nd_myip; /* My IP address */
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struct in_addr nd_mask; /* My netmask */
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struct in_addr nd_gwip; /* My gateway */
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/* Information for each mount point we need. */
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struct nfs_dlmount nd_root; /* Mount info for root */
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};
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int nfs_boot_init __P((struct nfs_diskless *nd, struct proc *procp));
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void nfs_boot_cleanup __P((struct nfs_diskless *nd, struct proc *procp));
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int nfs_boot_ifupdown __P((struct ifnet *, struct proc *, int));
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int nfs_boot_setaddress __P((struct ifnet *, struct proc *,
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u_int32_t, u_int32_t, u_int32_t));
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int nfs_boot_deladdress __P((struct ifnet *, struct proc *, u_int32_t));
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void nfs_boot_flushrt __P((struct ifnet *));
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int nfs_boot_setrecvtimo __P((struct socket *));
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int nfs_boot_enbroadcast __P((struct socket *));
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int nfs_boot_sobind_ipport __P((struct socket *, u_int16_t));
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int nfs_boot_sendrecv __P((struct socket *, struct mbuf *,
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int (*)(struct mbuf*, void*, int), struct mbuf*,
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int (*)(struct mbuf*, void*), struct mbuf**,
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struct mbuf**, void*));
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int nfs_bootdhcp __P((struct nfs_diskless *, struct proc *));
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int nfs_bootparam __P((struct nfs_diskless *, struct proc *));
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