[apple/xnu.git] / bsd / isofs / cd9660 / cd9660_node.h

/*
 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_LICENSE_HEADER_START@
 * 
 * The contents of this file constitute Original Code as defined in and
 * are subject to the Apple Public Source License Version 1.1 (the
 * "License").  You may not use this file except in compliance with the
 * License.  Please obtain a copy of the License at
 * http://www.apple.com/publicsource and read it before using this file.
 * 
 * This Original Code and all software distributed under the License are
 * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
 * License for the specific language governing rights and limitations
 * under the License.
 * 
 * @APPLE_LICENSE_HEADER_END@
 */
/*	$NetBSD: cd9660_node.h,v 1.10 1994/12/24 15:30:09 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	8.4 (Berkeley) 12/5/94
 */
#ifndef _CD9660_NODE_H_
#define _CD9660_NODE_H_

/*
 * 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.
 */

#include <sys/lock.h>
#include <isofs/cd9660/iso.h>

#ifndef doff_t
#define doff_t	long
#endif

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 */
	uid_t		iso_uid;	/* owner user id */
	gid_t		iso_gid;	/* owner group id */
	u_short		iso_mode;	/* files access mode and type */
	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_next, **d_prev;	/* hash chain */
	dev_t		i_dev;		/* device where dnode resides */
	ino_t		i_number;	/* the identity of the inode */
	dev_t		d_dev;		/* device # for translation */
};
#endif

/* <ufs/inode.h> defines i_size as a macro */
#undef i_size

struct iso_node {
	struct	iso_node *i_next, **i_prev;	/* hash chain */
	struct	vnode *i_vnode;	/* vnode associated with this inode */
	struct	vnode *i_devvp;	/* vnode for block I/O */
	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 */
	struct   lock__bsd__ i_lock;    /* Inode lock. */
	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;
	
	ino_t	i_parent;		/* inode number of parent directory */
	u_char	*i_namep;		/* node name buffer */

	/* support Apple extensions to ISO directory rec */
	long		i_rsrcsize;	/* cached size of associated file */
	u_int32_t	i_FileType;	/* MacOS file type */
	u_int32_t	i_Creator;	/* MacOS file creator */
	u_int16_t	i_FinderFlags;	/* MacOS finder flags */

	u_int16_t	i_entries;	/* count of directory entries */
};

#define	i_forw		i_chain[0]
#define	i_back		i_chain[1]


/* <ufs/inode.h> defines VTOI and ITOV macros */
#undef VTOI
#undef ITOV

#define VTOI(vp) ((struct iso_node *)(vp)->v_data)
#define ITOV(ip) ((ip)->i_vnode)

/*
 * 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_readlink __P((struct vop_readlink_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 *));
int cd9660_pathconf __P((struct vop_pathconf_args *));
int cd9660_blkatoff __P((struct vop_blkatoff_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 *));
struct vnode *cd9660_ihashget __P((dev_t, ino_t, struct proc *));
void cd9660_ihashins __P((struct iso_node *));
void cd9660_ihashrem __P((struct iso_node *));
int cd9660_tstamp_conv7 __P((u_char *, struct timespec *));
int cd9660_tstamp_conv17 __P((u_char *, struct timespec *));
ino_t isodirino __P((struct iso_directory_record *, struct iso_mnt *));
#ifdef	ISODEVMAP
struct iso_dnode *iso_dmap __P((dev_t, ino_t, int));
void iso_dunmap __P((dev_t));
#endif

#endif /* ! _CD9660_NODE_H_ */
Commit	Line	Data
1c79356b A	1	/*
	2	* Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
	3	*
	4	* @APPLE_LICENSE_HEADER_START@
	5	*
	6	* The contents of this file constitute Original Code as defined in and
	7	* are subject to the Apple Public Source License Version 1.1 (the
	8	* "License"). You may not use this file except in compliance with the
	9	* License. Please obtain a copy of the License at
	10	* http://www.apple.com/publicsource and read it before using this file.
	11	*
	12	* This Original Code and all software distributed under the License are
	13	* distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
	14	* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
	15	* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
	16	* FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
	17	* License for the specific language governing rights and limitations
	18	* under the License.
	19	*
	20	* @APPLE_LICENSE_HEADER_END@
	21	*/
	22	/* $NetBSD: cd9660_node.h,v 1.10 1994/12/24 15:30:09 cgd Exp $ */
	23
	24	/*-
	25	* Copyright (c) 1994
	26	* The Regents of the University of California. All rights reserved.
	27	*
	28	* This code is derived from software contributed to Berkeley
	29	* by Pace Willisson (pace@blitz.com). The Rock Ridge Extension
	30	* Support code is derived from software contributed to Berkeley
	31	* by Atsushi Murai (amurai@spec.co.jp).
	32	*
	33	* Redistribution and use in source and binary forms, with or without
	34	* modification, are permitted provided that the following conditions
	35	* are met:
	36	* 1. Redistributions of source code must retain the above copyright
	37	* notice, this list of conditions and the following disclaimer.
	38	* 2. Redistributions in binary form must reproduce the above copyright
	39	* notice, this list of conditions and the following disclaimer in the
	40	* documentation and/or other materials provided with the distribution.
	41	* 3. All advertising materials mentioning features or use of this software
	42	* must display the following acknowledgement:
	43	* This product includes software developed by the University of
	44	* California, Berkeley and its contributors.
	45	* 4. Neither the name of the University nor the names of its contributors
	46	* may be used to endorse or promote products derived from this software
	47	* without specific prior written permission.
	48	*
	49	* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
	50	* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	51	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	52	* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
	53	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
	54	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
	55	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	56	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
	57	* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
	58	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	59	* SUCH DAMAGE.
	60	*
	61	* @(#)cd9660_node.h 8.4 (Berkeley) 12/5/94
	62	*/
	63	#ifndef _CD9660_NODE_H_
	64	#define _CD9660_NODE_H_
65
66	/*
67	* Theoretically, directories can be more than 2Gb in length,
68	* however, in practice this seems unlikely. So, we define
69	* the type doff_t as a long to keep down the cost of doing
70	* lookup on a 32-bit machine. If you are porting to a 64-bit
71	* architecture, you should make doff_t the same as off_t.
72	*/
73
74	#include <sys/lock.h>
75	#include <isofs/cd9660/iso.h>
76
77	#ifndef doff_t
78	#define doff_t long
79	#endif
80
81	typedef struct {
82	struct timespec iso_atime; /* time of last access */
83	struct timespec iso_mtime; /* time of last modification */
84	struct timespec iso_ctime; /* time file changed */
85	uid_t iso_uid; /* owner user id */
86	gid_t iso_gid; /* owner group id */
87	u_short iso_mode; /* files access mode and type */
88	short iso_links; /* links of file */
89	dev_t iso_rdev; /* Major/Minor number for special */
90	} ISO_RRIP_INODE;
91
92	#ifdef ISODEVMAP
93	/*
94	* FOr device# (major,minor) translation table
95	*/
96	struct iso_dnode {
97	struct iso_dnode d_next, d_prev; / hash chain */
98	dev_t i_dev; /* device where dnode resides */
99	ino_t i_number; /* the identity of the inode */
100	dev_t d_dev; /* device # for translation */
101	};
102	#endif
103
104	/* <ufs/inode.h> defines i_size as a macro */
105	#undef i_size
106
107	struct iso_node {
108	struct iso_node i_next, i_prev; / hash chain */
109	struct vnode i_vnode; / vnode associated with this inode */
110	struct vnode i_devvp; / vnode for block I/O */
111	dev_t i_dev; /* device where inode resides */
112	ino_t i_number; /* the identity of the inode */
113	/* we use the actual starting block of the file */
114	struct iso_mnt i_mnt; / filesystem associated with this inode */
115	struct lockf i_lockf; / head of byte-level lock list */
116	doff_t i_endoff; /* end of useful stuff in directory */
117	doff_t i_diroff; /* offset in dir, where we found last entry */
118	doff_t i_offset; /* offset of free space in directory */
119	ino_t i_ino; /* inode number of found directory */
120	struct lock__bsd__ i_lock; /* Inode lock. */
121	long iso_extent; /* extent of file */
122	long i_size;
123	long iso_start; /* actual start of data of file (may be different */
124	/* from iso_extent, if file has extended attributes) */
125	ISO_RRIP_INODE inode;
126
127	ino_t i_parent; /* inode number of parent directory */
128	u_char i_namep; / node name buffer */
129
130	/* support Apple extensions to ISO directory rec */
131	long i_rsrcsize; /* cached size of associated file */
132	u_int32_t i_FileType; /* MacOS file type */
133	u_int32_t i_Creator; /* MacOS file creator */
134	u_int16_t i_FinderFlags; /* MacOS finder flags */
135
136	u_int16_t i_entries; /* count of directory entries */
137	};
138
139	#define i_forw i_chain[0]
140	#define i_back i_chain[1]
141
142
143	/* <ufs/inode.h> defines VTOI and ITOV macros */
144	#undef VTOI
145	#undef ITOV
146
147	#define VTOI(vp) ((struct iso_node *)(vp)->v_data)
148	#define ITOV(ip) ((ip)->i_vnode)
149
150	/*
151	* Prototypes for ISOFS vnode operations
152	*/
153	int cd9660_lookup __P((struct vop_lookup_args *));
154	int cd9660_open __P((struct vop_open_args *));
155	int cd9660_close __P((struct vop_close_args *));
156	int cd9660_access __P((struct vop_access_args *));
157	int cd9660_getattr __P((struct vop_getattr_args *));
158	int cd9660_read __P((struct vop_read_args *));
159	int cd9660_ioctl __P((struct vop_ioctl_args *));
160	int cd9660_select __P((struct vop_select_args *));
161	int cd9660_mmap __P((struct vop_mmap_args *));
162	int cd9660_seek __P((struct vop_seek_args *));
163	int cd9660_readdir __P((struct vop_readdir_args *));
164	int cd9660_readlink __P((struct vop_readlink_args *));
165	int cd9660_abortop __P((struct vop_abortop_args *));
166	int cd9660_inactive __P((struct vop_inactive_args *));
167	int cd9660_reclaim __P((struct vop_reclaim_args *));
168	int cd9660_bmap __P((struct vop_bmap_args *));
169	int cd9660_lock __P((struct vop_lock_args *));
170	int cd9660_unlock __P((struct vop_unlock_args *));
171	int cd9660_strategy __P((struct vop_strategy_args *));
172	int cd9660_print __P((struct vop_print_args *));
173	int cd9660_islocked __P((struct vop_islocked_args *));
174	int cd9660_pathconf __P((struct vop_pathconf_args *));
175	int cd9660_blkatoff __P((struct vop_blkatoff_args *));
176
177	void cd9660_defattr __P((struct iso_directory_record *,
178	struct iso_node , struct buf ));
179	void cd9660_deftstamp __P((struct iso_directory_record *,
180	struct iso_node , struct buf ));
181	struct vnode cd9660_ihashget __P((dev_t, ino_t, struct proc ));
182	void cd9660_ihashins __P((struct iso_node *));
183	void cd9660_ihashrem __P((struct iso_node *));
184	int cd9660_tstamp_conv7 __P((u_char , struct timespec ));
185	int cd9660_tstamp_conv17 __P((u_char , struct timespec ));
186	ino_t isodirino __P((struct iso_directory_record , struct iso_mnt ));
187	#ifdef ISODEVMAP
188	struct iso_dnode *iso_dmap __P((dev_t, ino_t, int));
189	void iso_dunmap __P((dev_t));
190	#endif
191
192	#endif /* ! _CD9660_NODE_H_ */