ntfs_inode.h revision 66615 
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: head/sys/fs/ntfs/ntfs_inode.h 66615 2000-10-04 01:29:17Z jasone $
29 */
30
31/* These flags are kept in i_flag. */
32#if defined(__FreeBSD__)
33#define	IN_ACCESS	0x0001	/* Access time update request. */
34#define	IN_CHANGE	0x0002	/* Inode change time update request. */
35#define	IN_UPDATE	0x0004	/* Modification time update request. */
36#define	IN_MODIFIED	0x0008	/* Inode has been modified. */
37#define	IN_RENAME	0x0010	/* Inode is being renamed. */
38#define	IN_SHLOCK	0x0020	/* File has shared lock. */
39#define	IN_EXLOCK	0x0040	/* File has exclusive lock. */
40#define	IN_LAZYMOD	0x0080	/* Modified, but don't write yet. */
41#else /* defined(__NetBSD__) */
42#define	IN_ACCESS	0x0001	/* Access time update request. */
43#define	IN_CHANGE	0x0002	/* Inode change time update request. */
44#define	IN_EXLOCK	0x0004	/* File has exclusive lock. */
45#define	IN_LOCKED	0x0008	/* Inode lock. */
46#define	IN_LWAIT	0x0010	/* Process waiting on file lock. */
47#define	IN_MODIFIED	0x0020	/* Inode has been modified. */
48#define	IN_RENAME	0x0040	/* Inode is being renamed. */
49#define	IN_SHLOCK	0x0080	/* File has shared lock. */
50#define	IN_UPDATE	0x0100	/* Modification time update request. */
51#define	IN_WANTED	0x0200	/* Inode is wanted by a process. */
52#define	IN_RECURSE	0x0400	/* Recursion expected */
53#endif
54
55#define	IN_HASHED	0x0800	/* Inode is on hash list */
56#define	IN_LOADED	0x8000	/* ntvattrs loaded */
57#define	IN_PRELOADED	0x4000	/* loaded from directory entry */
58
59struct ntnode {
60	struct vnode   *i_devvp;	/* vnode of blk dev we live on */
61	dev_t           i_dev;		/* Device associated with the inode. */
62
63	LIST_ENTRY(ntnode)	i_hash;
64	struct ntnode  *i_next;
65	struct ntnode **i_prev;
66	struct ntfsmount       *i_mp;
67	ino_t           i_number;
68	u_int32_t       i_flag;
69
70	/* locking */
71	struct lock	i_lock;
72	struct mtx	i_interlock;
73	int		i_usecount;
74
75	LIST_HEAD(,fnode)	i_fnlist;
76	LIST_HEAD(,ntvattr)	i_valist;
77
78	long		i_nlink;	/* MFR */
79	ino_t		i_mainrec;	/* MFR */
80	u_int32_t	i_frflag;	/* MFR */
81};
82
83#define	FN_PRELOADED	0x0001
84#define	FN_VALID	0x0002
85#define	FN_AATTRNAME	0x0004	/* space allocated for f_attrname */
86struct fnode {
87#ifdef __FreeBSD__
88	struct lock	f_lock;	/* fnode lock >Keep this first< */
89#endif
90
91	LIST_ENTRY(fnode) f_fnlist;
92	struct vnode   *f_vp;		/* Associatied vnode */
93	struct ntnode  *f_ip;		/* Associated ntnode */
94	u_long		f_flag;
95
96	ntfs_times_t	f_times;	/* $NAME/dirinfo */
97	ino_t		f_pnumber;	/* $NAME/dirinfo */
98	u_int32_t       f_fflag;	/* $NAME/dirinfo */
99	u_int64_t	f_size;		/* defattr/dirinfo: */
100	u_int64_t	f_allocated;	/* defattr/dirinfo */
101
102	u_int32_t	f_attrtype;
103	char	       *f_attrname;
104
105	/* for ntreaddir */
106	u_int32_t       f_lastdattr;
107	u_int32_t       f_lastdblnum;
108	u_int32_t       f_lastdoff;
109	u_int32_t       f_lastdnum;
110	caddr_t         f_dirblbuf;
111	u_int32_t       f_dirblsz;
112};
113
114/* This overlays the fid structure (see <sys/mount.h>) */
115struct ntfid {
116        u_int16_t ntfid_len;     /* Length of structure. */
117        u_int16_t ntfid_pad;     /* Force 32-bit alignment. */
118        ino_t     ntfid_ino;     /* File number (ino). */
119        int32_t   ntfid_gen;     /* Generation number. */
120};
121