usr/src/uts/common/nfs/mount.h

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21 /*
  22  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
  23  * Use is subject to license terms.
  24  */
  25
  26 /*
  27  *      Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T
  28  *              All Rights Reserved
  29  */
  30
  31 #ifndef _NFS_MOUNT_H
  32 #define _NFS_MOUNT_H
  33
  34 #ifdef  __cplusplus
  35 extern "C" {
  36 #endif
  37
  38 #include <sys/pathconf.h>                       /* static pathconf kludge */
  39
  40
  41 #define NFS_ARGS_EXTA   1
  42 #define NFS_ARGS_EXTB   2
  43
  44 /*
  45  * extension data for nfs_args_ext == NFS_ARGS_EXTA.
  46  */
  47 struct nfs_args_extA {
  48         struct sec_data         *secdata;       /* security data */
  49 };
  50
  51 /*
  52  * extension data for nfs_args_ext == NFS_ARGS_EXTB.
  53  */
  54 struct nfs_args_extB {
  55         struct sec_data         *secdata;       /* security data */
  56         struct nfs_args         *next;          /* link for failover */
  57 };
  58
  59 /*
  60  * Union structure for future extension.
  61  */
  62 union nfs_ext {
  63         struct nfs_args_extA    nfs_extA;       /* nfs_args extension v1 */
  64         struct nfs_args_extB    nfs_extB;       /* nfs_args extension v2 */
  65 };
  66
  67 struct nfs_args {
  68         struct netbuf           *addr;          /* file server address */
  69         struct netbuf           *syncaddr;      /* secure NFS time sync addr */
  70         struct knetconfig       *knconf;        /* transport netconfig struct */
  71         char                    *hostname;      /* server's hostname */
  72         char                    *netname;       /* server's netname */
  73         caddr_t                 fh;             /* File handle to be mounted */
  74         int                     flags;          /* flags */
  75         int                     wsize;          /* write size in bytes */
  76         int                     rsize;          /* read size in bytes */
  77         int                     timeo;          /* initial timeout in .1 secs */
  78         int                     retrans;        /* times to retry send */
  79         int                     acregmin;       /* attr cache file min secs */
  80         int                     acregmax;       /* attr cache file max secs */
  81         int                     acdirmin;       /* attr cache dir min secs */
  82         int                     acdirmax;       /* attr cache dir max secs */
  83         struct pathcnf          *pathconf;      /* static pathconf kludge */
  84         int                     nfs_args_ext;   /* the nfs_args extension id */
  85         union nfs_ext           nfs_ext_u;      /* extension union structure */
  86 };
  87
  88 #ifdef _SYSCALL32
  89 struct nfs_args_extA32 {
  90         caddr32_t               secdata;        /* security data */
  91 };
  92
  93 struct nfs_args_extB32 {
  94         caddr32_t               secdata;        /* security data */
  95         caddr32_t               next;           /* link for failover */
  96 };
  97
  98 union nfs_ext32 {
  99         struct nfs_args_extA32  nfs_extA;       /* nfs_args extension v1 */
 100         struct nfs_args_extB32  nfs_extB;       /* nfs_args extension v2 */
 101 };
 102
 103 struct nfs_args32 {
 104         caddr32_t               addr;           /* file server address */
 105         caddr32_t               syncaddr;       /* secure NFS time sync addr */
 106         caddr32_t               knconf;         /* transport netconfig struct */
 107         caddr32_t               hostname;       /* server's hostname */
 108         caddr32_t               netname;        /* server's netname */
 109         caddr32_t               fh;             /* File handle to be mounted */
 110         int32_t                 flags;          /* flags */
 111         int32_t                 wsize;          /* write size in bytes */
 112         int32_t                 rsize;          /* read size in bytes */
 113         int32_t                 timeo;          /* initial timeout in .1 secs */
 114         int32_t                 retrans;        /* times to retry send */
 115         int32_t                 acregmin;       /* attr cache file min secs */
 116         int32_t                 acregmax;       /* attr cache file max secs */
 117         int32_t                 acdirmin;       /* attr cache dir min secs */
 118         int32_t                 acdirmax;       /* attr cache dir max secs */
 119         caddr32_t               pathconf;       /* static pathconf kludge */
 120         int32_t                 nfs_args_ext;   /* the nfs_args extension id */
 121         union nfs_ext32         nfs_ext_u;      /* extension union structure */
 122 };
 123 #endif /* _SYSCALL32 */
 124
 125 /*
 126  * NFS mount option flags
 127  */
 128 #define NFSMNT_SOFT             0x001   /* soft mount (hard is default) */
 129 #define NFSMNT_WSIZE            0x002   /* set write size */
 130 #define NFSMNT_RSIZE            0x004   /* set read size */
 131 #define NFSMNT_TIMEO            0x008   /* set initial timeout */
 132 #define NFSMNT_RETRANS          0x010   /* set number of request retrys */
 133 #define NFSMNT_HOSTNAME         0x020   /* set hostname for error printf */
 134 #define NFSMNT_INT              0x040   /* allow interrupts on hard mount */
 135 #define NFSMNT_NOAC             0x080   /* don't cache attributes */
 136 #define NFSMNT_ACREGMIN         0x0100  /* set min secs for file attr cache */
 137 #define NFSMNT_ACREGMAX         0x0200  /* set max secs for file attr cache */
 138 #define NFSMNT_ACDIRMIN         0x0400  /* set min secs for dir attr cache */
 139 #define NFSMNT_ACDIRMAX         0x0800  /* set max secs for dir attr cache */
 140 #define NFSMNT_SECURE           0x1000  /* secure mount */
 141 #define NFSMNT_NOCTO            0x2000  /* no close-to-open consistency */
 142 #define NFSMNT_KNCONF           0x4000  /* transport's knetconfig structure */
 143 #define NFSMNT_GRPID            0x8000  /* System V-style gid inheritance */
 144 #define NFSMNT_RPCTIMESYNC      0x10000 /* use RPC to do secure NFS time sync */
 145 #define NFSMNT_KERBEROS         0x20000 /* use kerberos credentials */
 146 #define NFSMNT_POSIX            0x40000 /* static pathconf kludge info */
 147 #define NFSMNT_LLOCK            0x80000 /* Local locking (no lock manager) */
 148 #define NFSMNT_LOOPBACK         0x100000 /* Is a loopback mount */
 149 #define NFSMNT_SEMISOFT         0x200000 /* read soft, modify hard */
 150 #define NFSMNT_NOPRINT          0x400000 /* don't print messages */
 151 #define NFSMNT_NEWARGS          0x800000 /* using nfs_args extented structure */
 152 #define NFSMNT_DIRECTIO         0x1000000 /* do direct I/O */
 153 #define NFSMNT_PUBLIC           0x2000000 /* mount was done with url/public */
 154 #define NFSMNT_SECDEFAULT       0x4000000 /* mount using default sec flavor */
 155 #define NFSMNT_TRYRDMA          0x8000000 /* Try RDMA mount,no proto advised */
 156 #define NFSMNT_DORDMA           0x10000000 /* Do an RDMA mount, regardless */
 157 #define NFSMNT_MIRRORMOUNT      0x20000000 /* Is a mirrormount */
 158 #define NFSMNT_REFERRAL         0x40000000 /* Is a referral */
 159
 160 #define NFSMNT_EPHEMERAL        (NFSMNT_MIRRORMOUNT | NFSMNT_REFERRAL)
 161
 162 #ifdef  __cplusplus
 163 }
 164 #endif
 165
 166 #endif  /* _NFS_MOUNT_H */