146 lines
5.9 KiB
C
146 lines
5.9 KiB
C
/* $NetBSD: cd9660_node.h,v 1.3 1994/06/29 06:31:47 cgd Exp $ */
|
|
|
|
/*-
|
|
* Copyright (c) 1994
|
|
* The Regents of the University of California. All rights reserved.
|
|
*
|
|
* This code is derived from software contributed to Berkeley
|
|
* by Pace Willisson (pace@blitz.com). The Rock Ridge Extension
|
|
* Support code is derived from software contributed to Berkeley
|
|
* by Atsushi Murai (amurai@spec.co.jp).
|
|
*
|
|
* 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. All advertising materials mentioning features or use of this software
|
|
* must display the following acknowledgement:
|
|
* This product includes software developed by the University of
|
|
* California, Berkeley and its contributors.
|
|
* 4. 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.
|
|
*
|
|
* @(#)cd9660_node.h 8.2 (Berkeley) 1/23/94
|
|
*/
|
|
|
|
/*
|
|
* Theoretically, directories can be more than 2Gb in length,
|
|
* however, in practice this seems unlikely. So, we define
|
|
* the type doff_t as a long to keep down the cost of doing
|
|
* lookup on a 32-bit machine. If you are porting to a 64-bit
|
|
* architecture, you should make doff_t the same as off_t.
|
|
*/
|
|
#define doff_t long
|
|
|
|
typedef struct {
|
|
struct timespec iso_atime; /* time of last access */
|
|
struct timespec iso_mtime; /* time of last modification */
|
|
struct timespec iso_ctime; /* time file changed */
|
|
u_short iso_mode; /* files access mode and type */
|
|
uid_t iso_uid; /* owner user id */
|
|
gid_t iso_gid; /* owner group id */
|
|
short iso_links; /* links of file */
|
|
dev_t iso_rdev; /* Major/Minor number for special */
|
|
} ISO_RRIP_INODE;
|
|
|
|
#ifdef ISODEVMAP
|
|
/*
|
|
* FOr device# (major,minor) translation table
|
|
*/
|
|
struct iso_dnode {
|
|
struct iso_dnode *d_chain[2]; /* hash chain, MUST be first */
|
|
dev_t i_dev; /* device where dnode resides */
|
|
ino_t i_number; /* the identity of the inode */
|
|
dev_t d_dev; /* device # for translation */
|
|
};
|
|
#define d_forw d_chain[0]
|
|
#define d_back d_chain[1]
|
|
#endif
|
|
|
|
struct iso_node {
|
|
struct iso_node *i_chain[2]; /* hash chain, MUST be first */
|
|
struct vnode *i_vnode; /* vnode associated with this inode */
|
|
struct vnode *i_devvp; /* vnode for block I/O */
|
|
u_long i_flag; /* see below */
|
|
dev_t i_dev; /* device where inode resides */
|
|
ino_t i_number; /* the identity of the inode */
|
|
/* we use the actual starting block of the file */
|
|
struct iso_mnt *i_mnt; /* filesystem associated with this inode */
|
|
struct lockf *i_lockf; /* head of byte-level lock list */
|
|
doff_t i_endoff; /* end of useful stuff in directory */
|
|
doff_t i_diroff; /* offset in dir, where we found last entry */
|
|
doff_t i_offset; /* offset of free space in directory */
|
|
ino_t i_ino; /* inode number of found directory */
|
|
long i_spare0;
|
|
long i_spare1;
|
|
|
|
long iso_extent; /* extent of file */
|
|
long i_size;
|
|
long iso_start; /* actual start of data of file (may be different */
|
|
/* from iso_extent, if file has extended attributes) */
|
|
ISO_RRIP_INODE inode;
|
|
};
|
|
|
|
#define i_forw i_chain[0]
|
|
#define i_back i_chain[1]
|
|
|
|
/* flags */
|
|
#define ILOCKED 0x0001 /* inode is locked */
|
|
#define IWANT 0x0002 /* some process waiting on lock */
|
|
#define IACC 0x0020 /* inode access time to be updated */
|
|
|
|
#define VTOI(vp) ((struct iso_node *)(vp)->v_data)
|
|
#define ITOV(ip) ((ip)->i_vnode)
|
|
|
|
#define ISO_ILOCK(ip) iso_ilock(ip)
|
|
#define ISO_IUNLOCK(ip) iso_iunlock(ip)
|
|
|
|
/*
|
|
* Prototypes for ISOFS vnode operations
|
|
*/
|
|
int cd9660_lookup __P((struct vop_lookup_args *));
|
|
int cd9660_open __P((struct vop_open_args *));
|
|
int cd9660_close __P((struct vop_close_args *));
|
|
int cd9660_access __P((struct vop_access_args *));
|
|
int cd9660_getattr __P((struct vop_getattr_args *));
|
|
int cd9660_read __P((struct vop_read_args *));
|
|
int cd9660_ioctl __P((struct vop_ioctl_args *));
|
|
int cd9660_select __P((struct vop_select_args *));
|
|
int cd9660_mmap __P((struct vop_mmap_args *));
|
|
int cd9660_seek __P((struct vop_seek_args *));
|
|
int cd9660_readdir __P((struct vop_readdir_args *));
|
|
int cd9660_abortop __P((struct vop_abortop_args *));
|
|
int cd9660_inactive __P((struct vop_inactive_args *));
|
|
int cd9660_reclaim __P((struct vop_reclaim_args *));
|
|
int cd9660_bmap __P((struct vop_bmap_args *));
|
|
int cd9660_lock __P((struct vop_lock_args *));
|
|
int cd9660_unlock __P((struct vop_unlock_args *));
|
|
int cd9660_strategy __P((struct vop_strategy_args *));
|
|
int cd9660_print __P((struct vop_print_args *));
|
|
int cd9660_islocked __P((struct vop_islocked_args *));
|
|
void cd9660_defattr __P((struct iso_directory_record *,
|
|
struct iso_node *, struct buf *));
|
|
void cd9660_deftstamp __P((struct iso_directory_record *,
|
|
struct iso_node *, struct buf *));
|
|
#ifdef ISODEVMAP
|
|
struct iso_dnode *iso_dmap __P((dev_t, ino_t, int));
|
|
void iso_dunmap __P((dev_t));
|
|
#endif
|