The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/nfsclient/nfsargs.h

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    1 /*
    2  * Copyright (c) 1989, 1993, 1995
    3  *      The Regents of the University of California.  All rights reserved.
    4  *
    5  * This code is derived from software contributed to Berkeley by
    6  * Rick Macklem at The University of Guelph.
    7  *
    8  * Redistribution and use in source and binary forms, with or without
    9  * modification, are permitted provided that the following conditions
   10  * are met:
   11  * 1. Redistributions of source code must retain the above copyright
   12  *    notice, this list of conditions and the following disclaimer.
   13  * 2. Redistributions in binary form must reproduce the above copyright
   14  *    notice, this list of conditions and the following disclaimer in the
   15  *    documentation and/or other materials provided with the distribution.
   16  * 3. All advertising materials mentioning features or use of this software
   17  *    must display the following acknowledgement:
   18  *      This product includes software developed by the University of
   19  *      California, Berkeley and its contributors.
   20  * 4. Neither the name of the University nor the names of its contributors
   21  *    may be used to endorse or promote products derived from this software
   22  *    without specific prior written permission.
   23  *
   24  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
   25  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   26  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   27  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
   28  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   29  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   30  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   31  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   32  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   33  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   34  * SUCH DAMAGE.
   35  *
   36  *      @(#)nfs.h       8.4 (Berkeley) 5/1/95
   37  * $FreeBSD: releng/5.1/sys/nfsclient/nfsargs.h 86284 2001-11-12 02:33:52Z alfred $
   38  */
   39 
   40 #ifndef _NFSCLIENT_NFSARGS_H_
   41 #define _NFSCLIENT_NFSARGS_H_
   42 
   43 /*
   44  * Arguments to mount NFS
   45  */
   46 #define NFS_ARGSVERSION 3               /* change when nfs_args changes */
   47 struct nfs_args {
   48         int             version;        /* args structure version number */
   49         struct sockaddr *addr;          /* file server address */
   50         int             addrlen;        /* length of address */
   51         int             sotype;         /* Socket type */
   52         int             proto;          /* and Protocol */
   53         u_char          *fh;            /* File handle to be mounted */
   54         int             fhsize;         /* Size, in bytes, of fh */
   55         int             flags;          /* flags */
   56         int             wsize;          /* write size in bytes */
   57         int             rsize;          /* read size in bytes */
   58         int             readdirsize;    /* readdir size in bytes */
   59         int             timeo;          /* initial timeout in .1 secs */
   60         int             retrans;        /* times to retry send */
   61         int             maxgrouplist;   /* Max. size of group list */
   62         int             readahead;      /* # of blocks to readahead */
   63         int             __pad1;         /* was "leaseterm" */
   64         int             deadthresh;     /* Retrans threshold */
   65         char            *hostname;      /* server's name */
   66         int             acregmin;       /* cache attrs for reg files min time */
   67         int             acregmax;       /* cache attrs for reg files max time */
   68         int             acdirmin;       /* cache attrs for dirs min time */
   69         int             acdirmax;       /* cache attrs for dirs max time */
   70 };
   71 
   72 /*
   73  * NFS mount option flags
   74  */
   75 #define NFSMNT_SOFT             0x00000001  /* soft mount (hard is default) */
   76 #define NFSMNT_WSIZE            0x00000002  /* set write size */
   77 #define NFSMNT_RSIZE            0x00000004  /* set read size */
   78 #define NFSMNT_TIMEO            0x00000008  /* set initial timeout */
   79 #define NFSMNT_RETRANS          0x00000010  /* set number of request retries */
   80 #define NFSMNT_MAXGRPS          0x00000020  /* set maximum grouplist size */
   81 #define NFSMNT_INT              0x00000040  /* allow interrupts on hard mount */
   82 #define NFSMNT_NOCONN           0x00000080  /* Don't Connect the socket */
   83 /* 0x100 free, was NFSMNT_NQNFS */
   84 #define NFSMNT_NFSV3            0x00000200  /* Use NFS Version 3 protocol */
   85 /* 0x400 free, was NFSMNT_KERB */
   86 #define NFSMNT_DUMBTIMR         0x00000800  /* Don't estimate rtt dynamically */
   87 /* 0x1000 free, was NFSMNT_LEASETERM */
   88 #define NFSMNT_READAHEAD        0x00002000  /* set read ahead */
   89 #define NFSMNT_DEADTHRESH       0x00004000  /* set dead server retry thresh */
   90 #define NFSMNT_RESVPORT         0x00008000  /* Allocate a reserved port */
   91 #define NFSMNT_RDIRPLUS         0x00010000  /* Use Readdirplus for V3 */
   92 #define NFSMNT_READDIRSIZE      0x00020000  /* Set readdir size */
   93 #define NFSMNT_ACREGMIN         0x00040000
   94 #define NFSMNT_ACREGMAX         0x00080000
   95 #define NFSMNT_ACDIRMIN         0x00100000
   96 #define NFSMNT_ACDIRMAX         0x00200000
   97 #define NFSMNT_NOLOCKD          0x00400000 /* Locks are local */
   98 
   99 #endif

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