xref: /freebsd/sys/fs/smbfs/smbfs.h (revision 74bf4e164ba5851606a27d4feff27717452583e5)
1 /*
2  * Copyright (c) 2000-2001, Boris Popov
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  * 3. All advertising materials mentioning features or use of this software
14  *    must display the following acknowledgement:
15  *    This product includes software developed by Boris Popov.
16  * 4. Neither the name of the author nor the names of any co-contributors
17  *    may be used to endorse or promote products derived from this software
18  *    without specific prior written permission.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
24  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30  * SUCH DAMAGE.
31  *
32  * $FreeBSD$
33  */
34 #ifndef _SMBFS_SMBFS_H_
35 #define _SMBFS_SMBFS_H_
36 
37 #define SMBFS_VERMAJ	1
38 #define SMBFS_VERMIN	1012
39 #define SMBFS_VERSION	(SMBFS_VERMAJ*100000 + SMBFS_VERMIN)
40 #define	SMBFS_VFSNAME	"smbfs"
41 
42 /* Values for flags */
43 #define SMBFS_MOUNT_SOFT	0x0001
44 #define SMBFS_MOUNT_INTR	0x0002
45 #define SMBFS_MOUNT_STRONG	0x0004
46 #define	SMBFS_MOUNT_HAVE_NLS	0x0008
47 #define	SMBFS_MOUNT_NO_LONG	0x0010
48 
49 #define	SMBFS_MAXPATHCOMP	256	/* maximum number of path components */
50 
51 
52 /* Layout of the mount control block for an smb file system. */
53 struct smbfs_args {
54 	int		version;
55 	int		dev;
56 	u_int		flags;
57 	char		mount_point[MAXPATHLEN];
58 	u_char		root_path[512+1];
59 	uid_t		uid;
60 	gid_t 		gid;
61 	mode_t 		file_mode;
62 	mode_t 		dir_mode;
63 	int		caseopt;
64 };
65 
66 #ifdef _KERNEL
67 
68 #ifdef MALLOC_DECLARE
69 MALLOC_DECLARE(M_SMBFSMNT);
70 #endif
71 
72 struct smbnode;
73 struct smb_share;
74 struct u_cred;
75 struct vop_ioctl_args;
76 struct buf;
77 
78 struct smbmount {
79 	struct smbfs_args	sm_args;
80 	struct mount * 		sm_mp;
81 	struct smbnode *	sm_root;
82 	struct ucred *		sm_owner;
83 	int			sm_flags;
84 	long			sm_nextino;
85 	struct smb_share * 	sm_share;
86 /*	struct simplelock	sm_npslock;*/
87 	struct smbnode *	sm_npstack[SMBFS_MAXPATHCOMP];
88 	int			sm_caseopt;
89 	struct lock		sm_hashlock;
90 	LIST_HEAD(smbnode_hashhead, smbnode) *sm_hash;
91 	u_long			sm_hashlen;
92 	int			sm_didrele;
93 };
94 
95 #define VFSTOSMBFS(mp)		((struct smbmount *)((mp)->mnt_data))
96 #define SMBFSTOVFS(smp)		((struct mount *)((smp)->sm_mp))
97 #define VTOVFS(vp)		((vp)->v_mount)
98 #define	VTOSMBFS(vp)		(VFSTOSMBFS(VTOVFS(vp)))
99 
100 int smbfs_ioctl(struct vop_ioctl_args *ap);
101 int smbfs_doio(struct buf *bp, struct ucred *cr, struct thread *td);
102 int smbfs_vinvalbuf(struct vnode *vp, int flags, struct ucred *cred,
103 	struct thread *td, int intrflg);
104 #endif	/* KERNEL */
105 
106 #endif /* _SMBFS_SMBFS_H_ */
107