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      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 2008 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 
    159 /*
    160  * This will have to change when we do referrals.
    161  */
    162 #define	NFSMNT_EPHEMERAL	NFSMNT_MIRRORMOUNT
    163 
    164 #ifdef	__cplusplus
    165 }
    166 #endif
    167 
    168 #endif	/* _NFS_MOUNT_H */
    169