xref: /freebsd/sys/nfsclient/nfsargs.h (revision 29363fb446372cb3f10bc98664e9767c53fbb457)
1 /*-
2  * SPDX-License-Identifier: BSD-3-Clause
3  *
4  * Copyright (c) 1989, 1993, 1995
5  *	The Regents of the University of California.  All rights reserved.
6  *
7  * This code is derived from software contributed to Berkeley by
8  * Rick Macklem at The University of Guelph.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  * 3. Neither the name of the University nor the names of its contributors
19  *    may be used to endorse or promote products derived from this software
20  *    without specific prior written permission.
21  *
22  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32  * SUCH DAMAGE.
33  */
34 
35 #ifndef _NFSCLIENT_NFSARGS_H_
36 #define _NFSCLIENT_NFSARGS_H_
37 
38 /*
39  * Arguments to mount NFS
40  */
41 #define NFS_ARGSVERSION	3		/* change when nfs_args changes */
42 struct nfs_args {
43 	int		version;	/* args structure version number */
44 	struct sockaddr	*addr;		/* file server address */
45 	int		addrlen;	/* length of address */
46 	int		sotype;		/* Socket type */
47 	int		proto;		/* and Protocol */
48 	u_char		*fh;		/* File handle to be mounted */
49 	int		fhsize;		/* Size, in bytes, of fh */
50 	int		flags;		/* flags */
51 	int		wsize;		/* write size in bytes */
52 	int		rsize;		/* read size in bytes */
53 	int		readdirsize;	/* readdir size in bytes */
54 	int		timeo;		/* initial timeout in .1 secs */
55 	int		retrans;	/* times to retry send */
56 	int		maxgrouplist;	/* Max. size of group list */
57 	int		readahead;	/* # of blocks to readahead */
58 	int		wcommitsize;	/* Max. write commit size in bytes */
59 	int		deadthresh;	/* Retrans threshold */
60 	char		*hostname;	/* server's name */
61 	int		acregmin;	/* cache attrs for reg files min time */
62 	int		acregmax;	/* cache attrs for reg files max time */
63 	int		acdirmin;	/* cache attrs for dirs min time */
64 	int		acdirmax;	/* cache attrs for dirs max time */
65 };
66 
67 /*
68  * NFS mount option flags
69  */
70 #define	NFSMNT_SOFT		0x00000001  /* soft mount (hard is default) */
71 #define	NFSMNT_WSIZE		0x00000002  /* set write size */
72 #define	NFSMNT_RSIZE		0x00000004  /* set read size */
73 #define	NFSMNT_TIMEO		0x00000008  /* set initial timeout */
74 #define	NFSMNT_RETRANS		0x00000010  /* set number of request retries */
75 #define	NFSMNT_MAXGRPS		0x00000020  /* set maximum grouplist size */
76 #define	NFSMNT_INT		0x00000040  /* allow interrupts on hard mount */
77 #define	NFSMNT_NOCONN		0x00000080  /* Don't Connect the socket */
78 #define	NFSMNT_ONEOPENOWN	0x00000100  /* Use one OpenOwner for NFSv4.1 */
79 #define	NFSMNT_NFSV3		0x00000200  /* Use NFS Version 3 protocol */
80 #define	NFSMNT_KERB		0x00000400  /* Use RPCSEC_GSS/Krb5 */
81 #define	NFSMNT_DUMBTIMR		0x00000800  /* Don't estimate rtt dynamically */
82 #define	NFSMNT_WCOMMITSIZE	0x00001000  /* set max write commit size */
83 #define	NFSMNT_READAHEAD	0x00002000  /* set read ahead */
84 #define	NFSMNT_DEADTHRESH	0x00004000  /* set dead server retry thresh */
85 #define	NFSMNT_RESVPORT		0x00008000  /* Allocate a reserved port */
86 #define	NFSMNT_RDIRPLUS		0x00010000  /* Use Readdirplus for V3 */
87 #define	NFSMNT_READDIRSIZE	0x00020000  /* Set readdir size */
88 #define	NFSMNT_ACREGMIN		0x00040000
89 #define	NFSMNT_ACREGMAX		0x00080000
90 #define	NFSMNT_ACDIRMIN		0x00100000
91 #define	NFSMNT_ACDIRMAX		0x00200000
92 #define	NFSMNT_NOLOCKD		0x00400000 /* Locks are local */
93 #define	NFSMNT_NFSV4		0x00800000 /* Use NFS Version 4 protocol */
94 #define	NFSMNT_HASWRITEVERF	0x01000000 /* NFSv4 Write verifier */
95 #define	NFSMNT_INTEGRITY	0x02000000 /* Use integrity with RPCSEC_GSS */
96 #define	NFSMNT_PRIVACY		0x04000000 /* Use privacy with RPCSEC_GSS */
97 #define	NFSMNT_ALLGSSNAME	0x08000000 /* Use principal for all accesses */
98 #define	NFSMNT_STRICT3530	0x10000000 /* Adhere strictly to RFC3530 */
99 #define	NFSMNT_NOCTO		0x20000000 /* Don't flush attrcache on open */
100 #define	NFSMNT_PNFS		0x40000000 /* Enable pNFS support */
101 #define	NFSMNT_NONCONTIGWR	0x80000000 /* Enable non-contiguous writes */
102 
103 #endif
104