1/*-
2 * SPDX-License-Identifier: BSD-2-Clause
3 *
4 * Copyright (c) 2000-2001 Boris Popov
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28#ifndef _FS_SMBFS_NODE_H_
29#define _FS_SMBFS_NODE_H_
30
31#define	SMBFS_ROOT_INO		2	/* just like in UFS */
32
33/* Bits for smbnode.n_flag */
34#define	NFLUSHINPROG		0x0001
35#define	NFLUSHWANT		0x0002	/* they should gone ... */
36#define	NMODIFIED		0x0004	/* bogus, until async IO implemented */
37/*efine	NNEW			0x0008*//* smb/vnode has been allocated */
38#define	NREFPARENT		0x0010	/* node holds parent from recycling */
39#define	NFLUSHWIRE		0x1000	/* pending flush request */
40#define	NOPEN			0x2000	/* file is open */
41#define	NGONE			0x4000	/* file has been removed/renamed */
42
43struct smbfs_fctx;
44
45struct smbnode {
46	int			n_flag;
47	struct vnode *		n_parent;
48	struct vnode *		n_vnode;
49	struct smbmount *	n_mount;
50	time_t			n_attrage;	/* attributes cache time */
51/*	time_t			n_ctime;*/
52	struct timespec		n_mtime;	/* modify time */
53	struct timespec		n_atime;	/* last access time */
54	u_quad_t		n_size;
55	long			n_ino;
56	long			n_parentino;	/* parent inode number */
57	int			n_dosattr;
58	u_int16_t		n_fid;		/* file handle */
59	int			n_rwstate;	/* granted access mode */
60	int			n_rplen;
61	char *			n_rpath;
62	u_char			n_nmlen;
63	u_char *		n_name;
64	struct smbfs_fctx *	n_dirseq;	/* ff context */
65	long			n_dirofs;	/* last ff offset */
66	LIST_ENTRY(smbnode)	n_hash;
67};
68
69struct smbcmp {
70	struct vnode * 		n_parent;
71	int 			n_nmlen;
72	const char *		n_name;
73};
74
75#define VTOSMB(vp)	((struct smbnode *)(vp)->v_data)
76#define SMBTOV(np)	((struct vnode *)(np)->n_vnode)
77
78#define	SMBFS_DNP_SEP(dnp)	((dnp->n_rplen > 1) ? '\\' : '\0')
79
80struct vop_getpages_args;
81struct vop_inactive_args;
82struct vop_putpages_args;
83struct vop_reclaim_args;
84struct ucred;
85struct uio;
86struct smbfattr;
87
88int  smbfs_inactive(struct vop_inactive_args *);
89int  smbfs_reclaim(struct vop_reclaim_args *);
90int smbfs_nget(struct mount *mp, struct vnode *dvp, const char *name, int nmlen,
91	struct smbfattr *fap, struct vnode **vpp);
92u_int32_t smbfs_hash(const u_char *name, int nmlen);
93
94int  smbfs_getpages(struct vop_getpages_args *);
95int  smbfs_putpages(struct vop_putpages_args *);
96int  smbfs_readvnode(struct vnode *vp, struct uio *uiop, struct ucred *cred);
97int  smbfs_writevnode(struct vnode *vp, struct uio *uiop, struct ucred *cred, int ioflag);
98void smbfs_attr_cacheenter(struct vnode *vp, struct smbfattr *fap);
99int  smbfs_attr_cachelookup(struct vnode *vp ,struct vattr *va);
100
101#define smbfs_attr_cacheremove(vp)	VTOSMB(vp)->n_attrage = 0
102
103#endif /* _FS_SMBFS_NODE_H_ */
104