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

     /*-
      * SPDX-License-Identifier: BSD-3-Clause
      *
      * Copyright (c) 1989, 1993, 1995
      *      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.
     * 3. 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.
     *
     *      @(#)nfs.h       8.4 (Berkeley) 5/1/95
     * $FreeBSD$
     */
    
    #ifndef _NFSCLIENT_NFSARGS_H_
    #define _NFSCLIENT_NFSARGS_H_
    
    /*
     * Arguments to mount NFS
     */
    #define NFS_ARGSVERSION 3               /* change when nfs_args changes */
    struct nfs_args {
            int             version;        /* args structure version number */
            struct sockaddr *addr;          /* file server address */
            int             addrlen;        /* length of address */
            int             sotype;         /* Socket type */
            int             proto;          /* and Protocol */
            u_char          *fh;            /* File handle to be mounted */
            int             fhsize;         /* Size, in bytes, of fh */
            int             flags;          /* flags */
            int             wsize;          /* write size in bytes */
            int             rsize;          /* read size in bytes */
            int             readdirsize;    /* readdir size in bytes */
            int             timeo;          /* initial timeout in .1 secs */
            int             retrans;        /* times to retry send */
            int             maxgrouplist;   /* Max. size of group list */
            int             readahead;      /* # of blocks to readahead */
            int             wcommitsize;    /* Max. write commit size in bytes */
            int             deadthresh;     /* Retrans threshold */
            char            *hostname;      /* server's name */
            int             acregmin;       /* cache attrs for reg files min time */
            int             acregmax;       /* cache attrs for reg files max time */
            int             acdirmin;       /* cache attrs for dirs min time */
            int             acdirmax;       /* cache attrs for dirs max time */
    };
    
    /*
     * NFS mount option flags
     */
    #define NFSMNT_SOFT             0x00000001  /* soft mount (hard is default) */
    #define NFSMNT_WSIZE            0x00000002  /* set write size */
    #define NFSMNT_RSIZE            0x00000004  /* set read size */
    #define NFSMNT_TIMEO            0x00000008  /* set initial timeout */
    #define NFSMNT_RETRANS          0x00000010  /* set number of request retries */
    #define NFSMNT_MAXGRPS          0x00000020  /* set maximum grouplist size */
    #define NFSMNT_INT              0x00000040  /* allow interrupts on hard mount */
    #define NFSMNT_NOCONN           0x00000080  /* Don't Connect the socket */
    #define NFSMNT_ONEOPENOWN       0x00000100  /* Use one OpenOwner for NFSv4.1 */
    #define NFSMNT_NFSV3            0x00000200  /* Use NFS Version 3 protocol */
    #define NFSMNT_KERB             0x00000400  /* Use RPCSEC_GSS/Krb5 */
    #define NFSMNT_DUMBTIMR         0x00000800  /* Don't estimate rtt dynamically */
    #define NFSMNT_WCOMMITSIZE      0x00001000  /* set max write commit size */
    #define NFSMNT_READAHEAD        0x00002000  /* set read ahead */
    #define NFSMNT_DEADTHRESH       0x00004000  /* set dead server retry thresh */
    #define NFSMNT_RESVPORT         0x00008000  /* Allocate a reserved port */
    #define NFSMNT_RDIRPLUS         0x00010000  /* Use Readdirplus for V3 */
    #define NFSMNT_READDIRSIZE      0x00020000  /* Set readdir size */
    #define NFSMNT_ACREGMIN         0x00040000
    #define NFSMNT_ACREGMAX         0x00080000
    #define NFSMNT_ACDIRMIN         0x00100000
    #define NFSMNT_ACDIRMAX         0x00200000
    #define NFSMNT_NOLOCKD          0x00400000 /* Locks are local */
    #define NFSMNT_NFSV4            0x00800000 /* Use NFS Version 4 protocol */
    #define NFSMNT_HASWRITEVERF     0x01000000 /* NFSv4 Write verifier */
    #define NFSMNT_INTEGRITY        0x02000000 /* Use integrity with RPCSEC_GSS */
    #define NFSMNT_PRIVACY          0x04000000 /* Use privacy with RPCSEC_GSS */
   #define NFSMNT_ALLGSSNAME       0x08000000 /* Use principal for all accesses */
   #define NFSMNT_STRICT3530       0x10000000 /* Adhere strictly to RFC3530 */
   #define NFSMNT_NOCTO            0x20000000 /* Don't flush attrcache on open */
   #define NFSMNT_PNFS             0x40000000 /* Enable pNFS support */
   #define NFSMNT_NONCONTIGWR      0x80000000 /* Enable non-contiguous writes */
   
   #endif

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