freebsd-dev/sys/nfsclient/nfsmount.h
Rick Macklem 90305aa38b Fix the nlm so that it no longer depends on the regular
nfs client and, as such, can be loaded for the experimental
nfs client without the regular client.

Reviewed by:	jhb
MFC after:	2 weeks
2011-01-03 20:37:31 +00:00

128 lines
4.6 KiB
C

/*-
* Copyright (c) 1989, 1993
* The Regents of the University of California. All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Rick Macklem at The University of Guelph.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)nfsmount.h 8.3 (Berkeley) 3/30/95
* $FreeBSD$
*/
#ifndef _NFSCLIENT_NFSMOUNT_H_
#define _NFSCLIENT_NFSMOUNT_H_
#include <sys/socket.h>
#include <nfs/nfs_mountcommon.h>
#include <rpc/types.h>
#include <rpc/auth.h>
#include <rpc/clnt.h>
#include <rpc/rpcsec_gss.h>
/*
* Mount structure.
* One allocated on every NFS mount.
* Holds NFS specific information for mount.
*/
struct nfsmount {
struct nfsmount_common nm_com; /* Common fields for nlm */
int nm_numgrps; /* Max. size of groupslist */
u_char nm_fh[NFSX_V4FH]; /* File handle of root dir */
int nm_fhsize; /* Size of root file handle */
int nm_sotype; /* Type of socket */
int nm_soproto; /* and protocol */
int nm_soflags; /* pr_flags for socket protocol */
struct sockaddr *nm_nam; /* Addr of server */
int nm_deadthresh; /* Threshold of timeouts-->dead server*/
int nm_rsize; /* Max size of read rpc */
int nm_wsize; /* Max size of write rpc */
int nm_readdirsize; /* Size of a readdir rpc */
int nm_readahead; /* Num. of blocks to readahead */
int nm_wcommitsize; /* Max size of commit for write */
int nm_acdirmin; /* Directory attr cache min lifetime */
int nm_acdirmax; /* Directory attr cache max lifetime */
int nm_acregmin; /* Reg file attr cache min lifetime */
int nm_acregmax; /* Reg file attr cache max lifetime */
u_char nm_verf[NFSX_V3WRITEVERF]; /* V3 write verifier */
TAILQ_HEAD(, buf) nm_bufq; /* async io buffer queue */
short nm_bufqlen; /* number of buffers in queue */
short nm_bufqwant; /* process wants to add to the queue */
int nm_bufqiods; /* number of iods processing queue */
u_int64_t nm_maxfilesize; /* maximum file size */
struct nfs_rpcops *nm_rpcops;
int nm_tprintf_initial_delay; /* initial delay */
int nm_tprintf_delay; /* interval for messages */
int nm_secflavor; /* auth flavor to use for rpc */
struct __rpc_client *nm_client;
struct rpc_timers nm_timers[NFS_MAX_TIMER]; /* RTT Timers for rpcs */
char nm_principal[MNAMELEN]; /* GSS-API principal of server */
gss_OID nm_mech_oid; /* OID of selected GSS-API mechanism */
int nm_negnametimeo; /* timeout for -ve entries (sec) */
/* NFSv4 */
uint64_t nm_clientid;
fsid_t nm_fsid;
u_int nm_lease_time;
time_t nm_last_renewal;
};
#define nm_mtx nm_com.nmcom_mtx
#define nm_flag nm_com.nmcom_flag
#define nm_state nm_com.nmcom_state
#define nm_mountp nm_com.nmcom_mountp
#define nm_timeo nm_com.nmcom_timeo
#define nm_retry nm_com.nmcom_retry
#define nm_hostname nm_com.nmcom_hostname
#define nm_getinfo nm_com.nmcom_getinfo
#define nm_vinvalbuf nm_com.nmcom_vinvalbuf
#if defined(_KERNEL)
/*
* Convert mount ptr to nfsmount ptr.
*/
#define VFSTONFS(mp) ((struct nfsmount *)((mp)->mnt_data))
#ifndef NFS_TPRINTF_INITIAL_DELAY
#define NFS_TPRINTF_INITIAL_DELAY 12
#endif
#ifndef NFS_TPRINTF_DELAY
#define NFS_TPRINTF_DELAY 30
#endif
#ifndef NFS_DEFAULT_NEGNAMETIMEO
#define NFS_DEFAULT_NEGNAMETIMEO 60
#endif
#define NFS_PCATCH (PCATCH | PBDRY)
#endif
#endif