master
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_ */