xref: /openbsd/usr.sbin/makefs/ffs/ufs_inode.h (revision 6b392b0a)
1 /*	$OpenBSD: ufs_inode.h,v 1.4 2016/12/17 16:26:46 krw Exp $	*/
2 /*	$NetBSD: ufs_inode.h,v 1.5 2013/01/30 19:19:19 christos Exp $	*/
3 /* From:  NetBSD: inode.h,v 1.27 2001/12/18 10:57:23 fvdl Exp $ */
4 
5 /*
6  * Copyright (c) 1982, 1989, 1993
7  *	The Regents of the University of California.  All rights reserved.
8  * (c) UNIX System Laboratories, Inc.
9  * All or some portions of this file are derived from material licensed
10  * to the University of California by American Telephone and Telegraph
11  * Co. or Unix System Laboratories, Inc. and are reproduced herein with
12  * the permission of UNIX System Laboratories, Inc.
13  *
14  * Redistribution and use in source and binary forms, with or without
15  * modification, are permitted provided that the following conditions
16  * are met:
17  * 1. Redistributions of source code must retain the above copyright
18  *    notice, this list of conditions and the following disclaimer.
19  * 2. Redistributions in binary form must reproduce the above copyright
20  *    notice, this list of conditions and the following disclaimer in the
21  *    documentation and/or other materials provided with the distribution.
22  * 3. Neither the name of the University nor the names of its contributors
23  *    may be used to endorse or promote products derived from this software
24  *    without specific prior written permission.
25  *
26  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
27  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
28  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
29  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
30  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
31  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
32  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
33  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
34  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
35  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36  * SUCH DAMAGE.
37  *
38  *	@(#)inode.h	8.9 (Berkeley) 5/14/95
39  */
40 
41 union dinode {
42 	struct ufs1_dinode ffs1_din;
43 	struct ufs2_dinode ffs2_din;
44 };
45 
46 struct inode {
47 	ino_t		i_number;	/* The identity of the inode. */
48 	struct mkfsvnode	*i_devvp;	/* device mkfsvnode for block I/O */
49 	struct fs	*i_fs;		/* File system */
50 	union dinode	i_din;
51 	uint64_t	i_size;
52 };
53 
54 #define	i_ffs1_atime		i_din.ffs1_din.di_atime
55 #define	i_ffs1_atimensec	i_din.ffs1_din.di_atimensec
56 #define	i_ffs1_blocks		i_din.ffs1_din.di_blocks
57 #define	i_ffs1_ctime		i_din.ffs1_din.di_ctime
58 #define	i_ffs1_ctimensec	i_din.ffs1_din.di_ctimensec
59 #define	i_ffs1_db		i_din.ffs1_din.di_db
60 #define	i_ffs1_flags		i_din.ffs1_din.di_flags
61 #define	i_ffs1_gen		i_din.ffs1_din.di_gen
62 #define	i_ffs11_gid		i_din.ffs1_din.di_gid
63 #define	i_ffs1_ib		i_din.ffs1_din.di_ib
64 #define	i_ffs1_mode		i_din.ffs1_din.di_mode
65 #define	i_ffs1_mtime		i_din.ffs1_din.di_mtime
66 #define	i_ffs1_mtimensec	i_din.ffs1_din.di_mtimensec
67 #define	i_ffs1_nlink		i_din.ffs1_din.di_nlink
68 #define	i_ffs1_rdev		i_din.ffs1_din.di_rdev
69 #define	i_ffs1_shortlink	i_din.ffs1_din.db
70 #define	i_ffs1_size		i_din.ffs1_din.di_size
71 #define	i_ffs1_uid		i_din.ffs1_din.di_uid
72 
73 #define	i_ffs2_atime		i_din.ffs2_din.di_atime
74 #define	i_ffs2_atimensec	i_din.ffs2_din.di_atimensec
75 #define	i_ffs2_blocks		i_din.ffs2_din.di_blocks
76 #define	i_ffs2_ctime		i_din.ffs2_din.di_ctime
77 #define	i_ffs2_ctimensec	i_din.ffs2_din.di_ctimensec
78 #define	i_ffs2_birthtime	i_din.ffs2_din.di_birthtime
79 #define	i_ffs2_birthnsec	i_din.ffs2_din.di_birthnsec
80 #define	i_ffs2_db		i_din.ffs2_din.di_db
81 #define	i_ffs2_flags		i_din.ffs2_din.di_flags
82 #define	i_ffs2_gen		i_din.ffs2_din.di_gen
83 #define	i_ffs21_gid		i_din.ffs2_din.di_gid
84 #define	i_ffs2_ib		i_din.ffs2_din.di_ib
85 #define	i_ffs2_mode		i_din.ffs2_din.di_mode
86 #define	i_ffs2_mtime		i_din.ffs2_din.di_mtime
87 #define	i_ffs2_mtimensec	i_din.ffs2_din.di_mtimensec
88 #define	i_ffs2_nlink		i_din.ffs2_din.di_nlink
89 #define	i_ffs2_rdev		i_din.ffs2_din.di_rdev
90 #define	i_ffs2_shortlink	i_din.ffs2_din.db
91 #define	i_ffs2_size		i_din.ffs2_din.di_size
92 #define	i_ffs2_uid		i_din.ffs2_din.di_uid
93 
94 #undef DIP
95 #define DIP(ip, field) \
96         (((ip)->i_fs->fs_magic == FS_UFS1_MAGIC) ? \
97         (ip)->i_ffs1_##field : (ip)->i_ffs2_##field)
98 
99 #define DIP_ASSIGN(ip, field, value)					\
100 	do {								\
101 		if ((ip)->i_fs->fs_magic == FS_UFS1_MAGIC)		\
102 			(ip)->i_ffs1_##field = (value);			\
103 		else							\
104 			(ip)->i_ffs2_##field = (value);			\
105 	} while(0)
106 
107 #define DIP_ADD(ip, field, value)					\
108 	do {								\
109 		if ((ip)->i_fs->fs_magic == FS_UFS1_MAGIC)		\
110 			(ip)->i_ffs1_##field += (value);		\
111 		else							\
112 			(ip)->i_ffs2_##field += (value);		\
113 	} while(0)
114