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/* $NetBSD: ufs_inode.h,v 1.5 2013/01/30 19:19:19 christos Exp $ */
/* From: NetBSD: inode.h,v 1.27 2001/12/18 10:57:23 fvdl Exp $ */
/*
* Copyright (c) 1982, 1989, 1993
* The Regents of the University of California. All rights reserved.
* (c) UNIX System Laboratories, Inc.
* All or some portions of this file are derived from material licensed
* to the University of California by American Telephone and Telegraph
* Co. or Unix System Laboratories, Inc. and are reproduced herein with
* the permission of UNIX System Laboratories, Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)inode.h 8.9 (Berkeley) 5/14/95
*/
union dinode {
struct ufs1_dinode ffs1_din;
struct ufs2_dinode ffs2_din;
};
struct inode {
ino_t i_number; /* The identity of the inode. */
struct vnode *i_devvp; /* device vnode for block I/O */
struct fs *i_fs; /* File system */
union dinode i_din;
uint64_t i_size;
};
#define i_ffs1_atime i_din.ffs1_din.di_atime
#define i_ffs1_atimensec i_din.ffs1_din.di_atimensec
#define i_ffs1_blocks i_din.ffs1_din.di_blocks
#define i_ffs1_ctime i_din.ffs1_din.di_ctime
#define i_ffs1_ctimensec i_din.ffs1_din.di_ctimensec
#define i_ffs1_db i_din.ffs1_din.di_db
#define i_ffs1_flags i_din.ffs1_din.di_flags
#define i_ffs1_gen i_din.ffs1_din.di_gen
#define i_ffs11_gid i_din.ffs1_din.di_gid
#define i_ffs1_ib i_din.ffs1_din.di_ib
#define i_ffs1_mode i_din.ffs1_din.di_mode
#define i_ffs1_mtime i_din.ffs1_din.di_mtime
#define i_ffs1_mtimensec i_din.ffs1_din.di_mtimensec
#define i_ffs1_nlink i_din.ffs1_din.di_nlink
#define i_ffs1_rdev i_din.ffs1_din.di_rdev
#define i_ffs1_shortlink i_din.ffs1_din.db
#define i_ffs1_size i_din.ffs1_din.di_size
#define i_ffs1_uid i_din.ffs1_din.di_uid
#define i_ffs2_atime i_din.ffs2_din.di_atime
#define i_ffs2_atimensec i_din.ffs2_din.di_atimensec
#define i_ffs2_blocks i_din.ffs2_din.di_blocks
#define i_ffs2_ctime i_din.ffs2_din.di_ctime
#define i_ffs2_ctimensec i_din.ffs2_din.di_ctimensec
#define i_ffs2_birthtime i_din.ffs2_din.di_birthtime
#define i_ffs2_birthnsec i_din.ffs2_din.di_birthnsec
#define i_ffs2_db i_din.ffs2_din.di_db
#define i_ffs2_flags i_din.ffs2_din.di_flags
#define i_ffs2_gen i_din.ffs2_din.di_gen
#define i_ffs21_gid i_din.ffs2_din.di_gid
#define i_ffs2_ib i_din.ffs2_din.di_ib
#define i_ffs2_mode i_din.ffs2_din.di_mode
#define i_ffs2_mtime i_din.ffs2_din.di_mtime
#define i_ffs2_mtimensec i_din.ffs2_din.di_mtimensec
#define i_ffs2_nlink i_din.ffs2_din.di_nlink
#define i_ffs2_rdev i_din.ffs2_din.di_rdev
#define i_ffs2_shortlink i_din.ffs2_din.db
#define i_ffs2_size i_din.ffs2_din.di_size
#define i_ffs2_uid i_din.ffs2_din.di_uid
#undef DIP
#define DIP(ip, field) \
(((ip)->i_fs->fs_magic == FS_UFS1_MAGIC) ? \
(ip)->i_ffs1_##field : (ip)->i_ffs2_##field)
#define DIP_ASSIGN(ip, field, value) \
do { \
if ((ip)->i_fs->fs_magic == FS_UFS1_MAGIC) \
(ip)->i_ffs1_##field = (value); \
else \
(ip)->i_ffs2_##field = (value); \
} while(0)
#define DIP_ADD(ip, field, value) \
do { \
if ((ip)->i_fs->fs_magic == FS_UFS1_MAGIC) \
(ip)->i_ffs1_##field += (value); \
else \
(ip)->i_ffs2_##field += (value); \
} while(0)
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