113 lines
4.3 KiB
C
113 lines
4.3 KiB
C
/*-
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* Copyright (c) 1989, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* Rick Macklem at The University of Guelph.
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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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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)nfsmount.h 8.3 (Berkeley) 3/30/95
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* $FreeBSD$
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*/
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#ifndef _NFSCLIENT_NFSMOUNT_H_
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#define _NFSCLIENT_NFSMOUNT_H_
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#include <rpc/types.h>
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#include <rpc/auth.h>
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#include <rpc/clnt.h>
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#include <rpc/rpcsec_gss.h>
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/*
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* Mount structure.
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* One allocated on every NFS mount.
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* Holds NFS specific information for mount.
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*/
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struct nfsmount {
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struct mtx nm_mtx;
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int nm_flag; /* Flags for soft/hard... */
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int nm_state; /* Internal state flags */
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struct mount *nm_mountp; /* Vfs structure for this filesystem */
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int nm_numgrps; /* Max. size of groupslist */
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u_char nm_fh[NFSX_V4FH]; /* File handle of root dir */
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int nm_fhsize; /* Size of root file handle */
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int nm_sotype; /* Type of socket */
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int nm_soproto; /* and protocol */
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int nm_soflags; /* pr_flags for socket protocol */
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struct sockaddr *nm_nam; /* Addr of server */
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int nm_timeo; /* Init timer for NFSMNT_DUMBTIMR */
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int nm_retry; /* Max retries */
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int nm_deadthresh; /* Threshold of timeouts-->dead server*/
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int nm_rsize; /* Max size of read rpc */
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int nm_wsize; /* Max size of write rpc */
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int nm_readdirsize; /* Size of a readdir rpc */
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int nm_readahead; /* Num. of blocks to readahead */
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int nm_wcommitsize; /* Max size of commit for write */
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int nm_acdirmin; /* Directory attr cache min lifetime */
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int nm_acdirmax; /* Directory attr cache max lifetime */
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int nm_acregmin; /* Reg file attr cache min lifetime */
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int nm_acregmax; /* Reg file attr cache max lifetime */
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u_char nm_verf[NFSX_V3WRITEVERF]; /* V3 write verifier */
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TAILQ_HEAD(, buf) nm_bufq; /* async io buffer queue */
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short nm_bufqlen; /* number of buffers in queue */
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short nm_bufqwant; /* process wants to add to the queue */
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int nm_bufqiods; /* number of iods processing queue */
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u_int64_t nm_maxfilesize; /* maximum file size */
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struct nfs_rpcops *nm_rpcops;
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int nm_tprintf_initial_delay; /* initial delay */
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int nm_tprintf_delay; /* interval for messages */
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char nm_hostname[MNAMELEN]; /* server's name */
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int nm_secflavor; /* auth flavor to use for rpc */
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struct __rpc_client *nm_client;
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struct rpc_timers nm_timers[NFS_MAX_TIMER]; /* RTT Timers for rpcs */
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char nm_principal[MNAMELEN]; /* GSS-API principal of server */
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gss_OID nm_mech_oid; /* OID of selected GSS-API mechanism */
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/* NFSv4 */
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uint64_t nm_clientid;
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fsid_t nm_fsid;
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u_int nm_lease_time;
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time_t nm_last_renewal;
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};
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#if defined(_KERNEL)
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/*
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* Convert mount ptr to nfsmount ptr.
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*/
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#define VFSTONFS(mp) ((struct nfsmount *)((mp)->mnt_data))
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#ifndef NFS_TPRINTF_INITIAL_DELAY
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#define NFS_TPRINTF_INITIAL_DELAY 12
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#endif
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#ifndef NFS_TPRINTF_DELAY
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#define NFS_TPRINTF_DELAY 30
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#endif
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#endif
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#endif
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