113 lines
4.5 KiB
C
113 lines
4.5 KiB
C
/* $NetBSD: ufs_inode.h,v 1.4 2005/06/23 00:53:16 fvdl Exp $ */
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/* From: NetBSD: inode.h,v 1.27 2001/12/18 10:57:23 fvdl Exp $ */
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/*
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* Copyright (c) 1982, 1989, 1993
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* The Regents of the University of California. All rights reserved.
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* (c) UNIX System Laboratories, Inc.
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* All or some portions of this file are derived from material licensed
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* to the University of California by American Telephone and Telegraph
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* Co. or Unix System Laboratories, Inc. and are reproduced herein with
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* the permission of UNIX System Laboratories, Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)inode.h 8.9 (Berkeley) 5/14/95
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*/
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union dinode {
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struct ufs1_dinode ffs1_din;
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struct ufs2_dinode ffs2_din;
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};
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struct inode {
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ino_t i_number; /* The identity of the inode. */
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struct fs *i_fs; /* File system */
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union dinode i_din;
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int i_fd; /* File descriptor */
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uint64_t i_size;
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};
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#define i_ffs1_atime i_din.ffs1_din.di_atime
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#define i_ffs1_atimensec i_din.ffs1_din.di_atimensec
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#define i_ffs1_blocks i_din.ffs1_din.di_blocks
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#define i_ffs1_ctime i_din.ffs1_din.di_ctime
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#define i_ffs1_ctimensec i_din.ffs1_din.di_ctimensec
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#define i_ffs1_db i_din.ffs1_din.di_db
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#define i_ffs1_flags i_din.ffs1_din.di_flags
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#define i_ffs1_gen i_din.ffs1_din.di_gen
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#define i_ffs11_gid i_din.ffs1_din.di_gid
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#define i_ffs1_ib i_din.ffs1_din.di_ib
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#define i_ffs1_mode i_din.ffs1_din.di_mode
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#define i_ffs1_mtime i_din.ffs1_din.di_mtime
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#define i_ffs1_mtimensec i_din.ffs1_din.di_mtimensec
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#define i_ffs1_nlink i_din.ffs1_din.di_nlink
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#define i_ffs1_rdev i_din.ffs1_din.di_rdev
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#define i_ffs1_shortlink i_din.ffs1_din.db
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#define i_ffs1_size i_din.ffs1_din.di_size
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#define i_ffs1_uid i_din.ffs1_din.di_uid
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#define i_ffs2_atime i_din.ffs2_din.di_atime
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#define i_ffs2_atimensec i_din.ffs2_din.di_atimensec
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#define i_ffs2_blocks i_din.ffs2_din.di_blocks
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#define i_ffs2_ctime i_din.ffs2_din.di_ctime
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#define i_ffs2_ctimensec i_din.ffs2_din.di_ctimensec
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#define i_ffs2_birthtime i_din.ffs2_din.di_birthtime
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#define i_ffs2_birthnsec i_din.ffs2_din.di_birthnsec
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#define i_ffs2_db i_din.ffs2_din.di_db
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#define i_ffs2_flags i_din.ffs2_din.di_flags
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#define i_ffs2_gen i_din.ffs2_din.di_gen
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#define i_ffs21_gid i_din.ffs2_din.di_gid
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#define i_ffs2_ib i_din.ffs2_din.di_ib
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#define i_ffs2_mode i_din.ffs2_din.di_mode
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#define i_ffs2_mtime i_din.ffs2_din.di_mtime
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#define i_ffs2_mtimensec i_din.ffs2_din.di_mtimensec
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#define i_ffs2_nlink i_din.ffs2_din.di_nlink
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#define i_ffs2_rdev i_din.ffs2_din.di_rdev
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#define i_ffs2_shortlink i_din.ffs2_din.db
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#define i_ffs2_size i_din.ffs2_din.di_size
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#define i_ffs2_uid i_din.ffs2_din.di_uid
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#undef DIP
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#define DIP(ip, field) \
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(((ip)->i_fs->fs_magic == FS_UFS1_MAGIC) ? \
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(ip)->i_ffs1_##field : (ip)->i_ffs2_##field)
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#define DIP_ASSIGN(ip, field, value) \
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do { \
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if ((ip)->i_fs->fs_magic == FS_UFS1_MAGIC) \
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(ip)->i_ffs1_##field = (value); \
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else \
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(ip)->i_ffs2_##field = (value); \
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} while(0)
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#define DIP_ADD(ip, field, value) \
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do { \
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if ((ip)->i_fs->fs_magic == FS_UFS1_MAGIC) \
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(ip)->i_ffs1_##field += (value); \
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else \
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(ip)->i_ffs2_##field += (value); \
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} while(0)
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