From 27464aaa8e6ad0a90df705f3dd8ea4c48ffefd04 Mon Sep 17 00:00:00 2001 From: rgrimes Date: Tue, 24 May 1994 10:09:53 +0000 Subject: BSD 4.4 Lite Kernel Sources --- sys/fs/cd9660/cd9660_node.h | 143 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 143 insertions(+) create mode 100644 sys/fs/cd9660/cd9660_node.h (limited to 'sys/fs/cd9660/cd9660_node.h') diff --git a/sys/fs/cd9660/cd9660_node.h b/sys/fs/cd9660/cd9660_node.h new file mode 100644 index 0000000..45de67f --- /dev/null +++ b/sys/fs/cd9660/cd9660_node.h @@ -0,0 +1,143 @@ +/*- + * 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 -- cgit v1.1