xref: /freebsd/sys/fs/smbfs/smbfs.h (revision 7aa383846770374466b1dcb2cefd71bde9acf463)
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  *
14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24  * SUCH DAMAGE.
25  *
26  * $FreeBSD$
27  */
28 #ifndef _SMBFS_SMBFS_H_
29 #define _SMBFS_SMBFS_H_
30 
31 #define SMBFS_VERMAJ	1
32 #define SMBFS_VERMIN	1012
33 #define SMBFS_VERSION	(SMBFS_VERMAJ*100000 + SMBFS_VERMIN)
34 #define	SMBFS_VFSNAME	"smbfs"
35 
36 /* Values for flags */
37 #define SMBFS_MOUNT_SOFT	0x0001
38 #define SMBFS_MOUNT_INTR	0x0002
39 #define SMBFS_MOUNT_STRONG	0x0004
40 #define	SMBFS_MOUNT_HAVE_NLS	0x0008
41 #define	SMBFS_MOUNT_NO_LONG	0x0010
42 
43 #define	SMBFS_MAXPATHCOMP	256	/* maximum number of path components */
44 
45 
46 /* Layout of the mount control block for an smb file system. */
47 struct smbfs_args {
48 	int		version;
49 	int		dev;
50 	u_int		flags;
51 	char		mount_point[MAXPATHLEN];
52 	u_char		root_path[512+1];
53 	uid_t		uid;
54 	gid_t 		gid;
55 	mode_t 		file_mode;
56 	mode_t 		dir_mode;
57 	int		caseopt;
58 };
59 
60 #ifdef _KERNEL
61 
62 #include <sys/_sx.h>
63 
64 #ifdef MALLOC_DECLARE
65 MALLOC_DECLARE(M_SMBFSMNT);
66 #endif
67 
68 struct smbnode;
69 struct smb_share;
70 struct u_cred;
71 struct vop_ioctl_args;
72 struct buf;
73 
74 struct smbmount {
75 	/* struct smbfs_args	sm_args; */
76 	uid_t			sm_uid;
77 	gid_t 			sm_gid;
78 	mode_t 			sm_file_mode;
79 	mode_t 			sm_dir_mode;
80 	struct mount * 		sm_mp;
81 	struct smbnode *	sm_root;
82 	struct ucred *		sm_owner;
83 	u_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 sx		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 vnode *vp, struct buf *bp, struct ucred *cr, struct thread *td);
102 int smbfs_vinvalbuf(struct vnode *vp, struct thread *td);
103 #endif	/* KERNEL */
104 
105 #endif /* _SMBFS_SMBFS_H_ */
106