1/*	$NetBSD: ntfs_inode.h,v 1.6 2008/01/27 21:58:39 ad Exp $	*/
2
3/*-
4 * Copyright (c) 1998, 1999 Semen Ustimenko
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 *	Id: ntfs_inode.h,v 1.4 1999/05/12 09:43:00 semenu Exp
29 */
30
31#ifndef _NTFS_NTFS_INODE_H_
32#define _NTFS_NTFS_INODE_H_
33#include <miscfs/genfs/genfs_node.h>
34
35/* These flags are kept in i_flag. */
36#define	IN_ACCESS	0x0001	/* Access time update request. */
37#define	IN_CHANGE	0x0002	/* Inode change time update request. */
38#define	IN_EXLOCK	0x0004	/* File has exclusive lock. */
39#define	IN_LOCKED	0x0008	/* Inode lock. */
40#define	IN_LWAIT	0x0010	/* Process waiting on file lock. */
41#define	IN_MODIFIED	0x0020	/* Inode has been modified. */
42#define	IN_RENAME	0x0040	/* Inode is being renamed. */
43#define	IN_SHLOCK	0x0080	/* File has shared lock. */
44#define	IN_UPDATE	0x0100	/* Modification time update request. */
45#define	IN_WANTED	0x0200	/* Inode is wanted by a process. */
46#define	IN_RECURSE	0x0400	/* Recursion expected */
47
48#define	IN_HASHED	0x0800	/* Inode is on hash list */
49#define	IN_LOADED	0x8000	/* ntvattrs loaded */
50#define	IN_PRELOADED	0x4000	/* loaded from directory entry */
51
52struct ntnode {
53	struct vnode   *i_devvp;	/* vnode of blk dev we live on */
54	dev_t           i_dev;		/* Device associated with the inode. */
55
56	LIST_ENTRY(ntnode)	i_hash;
57	struct ntnode  *i_next;
58	struct ntnode **i_prev;
59	struct ntfsmount       *i_mp;
60	ino_t           i_number;
61	u_int32_t       i_flag;
62
63	/* locking */
64	kcondvar_t	i_lock;
65	kmutex_t	i_interlock;
66	int		i_usecount;
67	int		i_busy;
68
69	LIST_HEAD(,fnode)	i_fnlist;
70	LIST_HEAD(,ntvattr)	i_valist;
71
72	long		i_nlink;	/* MFR */
73	ino_t		i_mainrec;	/* MFR */
74	u_int32_t	i_frflag;	/* MFR */
75};
76
77#define	FN_PRELOADED	0x0001
78#define	FN_VALID	0x0002
79#define	FN_AATTRNAME	0x0004	/* space allocated for f_attrname */
80struct fnode {
81	struct genfs_node f_gnode;
82
83	LIST_ENTRY(fnode) f_fnlist;
84	struct vnode   *f_vp;		/* Associatied vnode */
85	struct ntnode  *f_ip;		/* Associated ntnode */
86	u_long		f_flag;
87
88	ntfs_times_t	f_times;	/* $NAME/dirinfo */
89	ino_t		f_pnumber;	/* $NAME/dirinfo */
90	u_int32_t       f_fflag;	/* $NAME/dirinfo */
91	u_int64_t	f_size;		/* defattr/dirinfo: */
92	u_int64_t	f_allocated;	/* defattr/dirinfo */
93
94	u_int32_t	f_attrtype;
95	char	       *f_attrname;
96
97	/* for ntreaddir */
98	u_int32_t       f_lastdattr;
99	u_int32_t       f_lastdblnum;
100	u_int32_t       f_lastdoff;
101	u_int32_t       f_lastdnum;
102	void *        f_dirblbuf;
103	u_int32_t       f_dirblsz;
104};
105
106/* This overlays the fid structure (see <sys/mount.h>) */
107struct ntfid {
108	u_int16_t ntfid_len;	/* Length of structure. */
109	u_int16_t ntfid_pad;	/* Force 32-bit alignment. */
110	ino_t     ntfid_ino;	/* File number (ino). */
111	u_int8_t  ntfid_attr;	/* Attribute identifier */
112#ifdef notyet
113	int32_t   ntfid_gen;	/* Generation number. */
114#endif
115};
116#endif /* _NTFS_NTFS_INODE_H_ */
117