d30418bd98
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4525 42af7a65-404d-4744-a932-0658087f49c3
146 lines
6.0 KiB
C
146 lines
6.0 KiB
C
/****************************************************************************
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* fs/nfs/nfs_args.h
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*
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* Copyright (C) 2012 Gregory Nutt. All rights reserved.
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* Copyright (C) 2012 Jose Pablo Rojas Vargas. All rights reserved.
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* Author: Jose Pablo Rojas Vargas <jrojas@nx-engineering.com>
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*
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* Leveraged from OpenBSD:
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*
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* Copyright (c) 1989, 1993, 1995
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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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****************************************************************************/
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#ifndef __FS_NFS_NFS_ARGS_H
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#define __FS_NFS_NFS_ARGS_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/* File identifier */
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#define MAXFIDSZ 16
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/* NFS mount option flags */
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#define NFSMNT_SOFT 0x00000001 /* soft mount (hard is default) */
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#define NFSMNT_WSIZE 0x00000002 /* set write size */
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#define NFSMNT_RSIZE 0x00000004 /* set read size */
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#define NFSMNT_TIMEO 0x00000008 /* set initial timeout */
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#define NFSMNT_RETRANS 0x00000010 /* set number of request retries */
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#define NFSMNT_MAXGRPS 0x00000020 /* set maximum grouplist size */
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#define NFSMNT_INT 0x00000040 /* allow interrupts on hard mount */
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#define NFSMNT_NOCONN 0x00000080 /* Don't Connect the socket */
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/* 0x100 free, was NFSMNT_NQNFS */
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#define NFSMNT_NFSV3 0x00000200 /* Use NFS Version 3 protocol */
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/* 0x400 free, was NFSMNT_KERB */
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#define NFSMNT_DUMBTIMR 0x00000800 /* Don't estimate rtt dynamically */
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/* 0x1000 free, was NFSMNT_LEASETERM */
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#define NFSMNT_READAHEAD 0x00002000 /* set read ahead */
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#define NFSMNT_DEADTHRESH 0x00004000 /* set dead server retry thresh */
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#define NFSMNT_RESVPORT 0x00008000 /* Allocate a reserved port */
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#define NFSMNT_RDIRPLUS 0x00010000 /* Use Readdirplus for V3 */
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#define NFSMNT_READDIRSIZE 0x00020000 /* Set readdir size */
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#define NFSMNT_ACREGMIN 0x00040000
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#define NFSMNT_ACREGMAX 0x00080000
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#define NFSMNT_ACDIRMIN 0x00100000
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#define NFSMNT_ACDIRMAX 0x00200000
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#define NFSMNT_NOLOCKD 0x00400000 /* Locks are local */
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#define NFSMNT_NFSV4 0x00800000 /* Use NFS Version 4 protocol */
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#define NFSMNT_HASWRITEVERF 0x01000000 /* NFSv4 Write verifier */
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/****************************************************************************
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* Public Types
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****************************************************************************/
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typedef struct
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{
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int32_t val[2];
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} fsid_t; /* file system id type */
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/* File identifier.
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* These are unique per filesystem on a single machine.
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*/
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struct fid
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{
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unsigned short fid_len; /* length of data in bytes */
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unsigned short fid_reserved; /* force longword alignment */
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char fid_data[MAXFIDSZ]; /* data (variable length) */
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};
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/* Generic file handle */
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struct fhandle
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{
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fsid_t fh_fsid; /* File system id of mount point */
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struct fid fh_fid; /* File sys specific id */
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};
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typedef struct fhandle fhandle_t;
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/* Arguments to mount NFS */
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struct nfs_args
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{
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int version; /* args structure version number */
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struct sockaddr *addr; /* file server address */
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int addrlen; /* length of address */
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int sotype; /* Socket type */
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int proto; /* and Protocol */
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nfsfh_t *fh; /* File handle to be mounted */
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int fhsize; /* Size, in bytes, of fh */
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int flags; /* flags */
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int wsize; /* write size in bytes */
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int rsize; /* read size in bytes */
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int readdirsize; /* readdir size in bytes */
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int timeo; /* initial timeout in .1 secs */
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int retrans; /* times to retry send */
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int maxgrouplist; /* Max. size of group list */
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int readahead; /* # of blocks to readahead */
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int leaseterm; /* Term (sec) of lease */
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int deadthresh; /* Retrans threshold */
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char *hostname; /* server's name */
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};
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#endif /* __FS_NFS_NFS_ARGS_H */
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