ntfs_inode.h revision 267654 
1/*	$NetBSD: ntfs_inode.h,v 1.8 1999/10/31 19:45:26 jdolecek 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 * $FreeBSD: releng/9.3/sys/fs/ntfs/ntfs_inode.h 130585 2004-06-16 09:47:26Z phk $
29 */
30
31/* These flags are kept in i_flag. */
32#define	IN_ACCESS	0x0001	/* Access time update request. */
33#define	IN_CHANGE	0x0002	/* Inode change time update request. */
34#define	IN_UPDATE	0x0004	/* Modification time update request. */
35#define	IN_MODIFIED	0x0008	/* Inode has been modified. */
36#define	IN_RENAME	0x0010	/* Inode is being renamed. */
37#define	IN_SHLOCK	0x0020	/* File has shared lock. */
38#define	IN_EXLOCK	0x0040	/* File has exclusive lock. */
39#define	IN_LAZYMOD	0x0080	/* Modified, but don't write yet. */
40#define	IN_HASHED	0x0800	/* Inode is on hash list */
41#define	IN_LOADED	0x8000	/* ntvattrs loaded */
42#define	IN_PRELOADED	0x4000	/* loaded from directory entry */
43
44struct ntnode {
45	struct vnode   *i_devvp;	/* vnode of blk dev we live on */
46	struct cdev *i_dev;		/* Device associated with the inode. */
47
48	LIST_ENTRY(ntnode)	i_hash;
49	struct ntnode  *i_next;
50	struct ntnode **i_prev;
51	struct ntfsmount       *i_mp;
52	ino_t           i_number;
53	u_int32_t       i_flag;
54
55	/* locking */
56	struct lock	i_lock;
57	struct mtx	i_interlock;
58	int		i_usecount;
59
60	LIST_HEAD(,fnode)	i_fnlist;
61	LIST_HEAD(,ntvattr)	i_valist;
62
63	long		i_nlink;	/* MFR */
64	ino_t		i_mainrec;	/* MFR */
65	u_int32_t	i_frflag;	/* MFR */
66};
67
68#define	FN_PRELOADED	0x0001
69#define	FN_VALID	0x0002
70#define	FN_AATTRNAME	0x0004	/* space allocated for f_attrname */
71struct fnode {
72	LIST_ENTRY(fnode) f_fnlist;
73	struct vnode   *f_vp;		/* Associatied vnode */
74	struct ntnode  *f_ip;		/* Associated ntnode */
75	u_long		f_flag;
76
77	ntfs_times_t	f_times;	/* $NAME/dirinfo */
78	ino_t		f_pnumber;	/* $NAME/dirinfo */
79	u_int32_t       f_fflag;	/* $NAME/dirinfo */
80	u_int64_t	f_size;		/* defattr/dirinfo: */
81	u_int64_t	f_allocated;	/* defattr/dirinfo */
82
83	u_int32_t	f_attrtype;
84	char	       *f_attrname;
85
86	/* for ntreaddir */
87	u_int32_t       f_lastdattr;
88	u_int32_t       f_lastdblnum;
89	u_int32_t       f_lastdoff;
90	u_int32_t       f_lastdnum;
91	caddr_t         f_dirblbuf;
92	u_int32_t       f_dirblsz;
93};
94
95/* This overlays the fid structure (see <sys/mount.h>) */
96struct ntfid {
97        u_int16_t ntfid_len;     /* Length of structure. */
98        u_int16_t ntfid_pad;     /* Force 32-bit alignment. */
99        ino_t     ntfid_ino;     /* File number (ino). */
100        int32_t   ntfid_gen;     /* Generation number. */
101};
102