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

/*
 * Copyright (c) 2000-2001 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: iso.h,v 1.9 1995/01/18 09:23:19 mycroft 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.
 *
 *	@(#)iso.h	8.4 (Berkeley) 12/5/94
 */
#ifndef _ISO_H_
#define _ISO_H_

#define ISODCL(from, to) (to - from + 1)

struct iso_volume_descriptor {
	char type            [ISODCL(1,1)]; /* 711 */
	char volume_desc_id  [ISODCL(2,6)];
	char version         [ISODCL(7,7)];
	char data            [ISODCL(8,2048)];
};

/* volume descriptor types */
#define ISO_VD_BOOT            0
#define ISO_VD_PRIMARY         1
#define ISO_VD_SUPPLEMENTARY   2
#define ISO_VD_PARTITION       3
#define ISO_VD_END           255

#define ISO_STANDARD_ID "CD001"
#define ISO_ECMA_ID     "CDW01"
#define ISO_XA_ID		"CD-XA001" 	/* XA style disk signature */
#define ISO9660SIGNATURE 0x4147		/* for getattrlist ATTR_VOL_SIGNATURE */

/* Universal Character Set implementation levels (for Joliet) */
#define ISO_UCS2_Level_1	"%/@"	/* No combining chars */
#define ISO_UCS2_Level_2	"%/C"	/* Combining chars allowed with restrictions */
#define ISO_UCS2_Level_3	"%/E"	/* Combining chars allowed, no restrictions */

#define UCS_SEPARATOR1	0x002e
#define UCS_SEPARATOR2	0x003b

#define ISO_DFLT_VOLUME_ID "ISO_9660_CD"

/* pathconf filename lengths */
#define ISO_NAMEMAX		(31+1)
#define ISO_JOLIET_NAMEMAX	(64*3)
#define ISO_RRIP_NAMEMAX	255

/* Finder flags, from Technical Note 40 */
#define		fLockedBit		0x8000
#define		fInvisibleBit	0x4000
#define		fHasBundleBit	0x2000
#define		fSystemBit		0x1000
#define		fNoCopyBit		0x0800
#define		fBusyBit		0x0400
#define		fChangedBit		0x0200
#define		fInitedBit		0x0100
#define		fCachedBit		0x0080
#define		fSharedBit		0x0040
#define		fAlwaysBit		0x0020		/* always switch-launch */
#define		fNeverBit		0x0010		/* never switch-launch */
#define		fOwnApplBit		0x0002
#define		fOnDesktopBit	0x0001

#define		EXTFNDRINFOSIZE		16

struct finder_info {
	unsigned long		fdType;
	unsigned long		fdCreator;
	unsigned short		fdFlags;
	struct {
	    short	v;		/* file's location */
	    short	h;
	} fdLocation;
	unsigned short		fdReserved;
};

struct iso_primary_descriptor {
	char type			[ISODCL (  1,   1)]; /* 711 */
	char volume_desc_id		[ISODCL (  2,   6)];
	char version			[ISODCL (  7,   7)]; /* 711 */
	char flags			[ISODCL (  8,   8)]; /* SVD only */
	char system_id			[ISODCL (  9,  40)]; /* achars */
	char volume_id			[ISODCL ( 41,  72)]; /* dchars */
	char unused2			[ISODCL ( 73,  80)];
	char volume_space_size		[ISODCL ( 81,  88)]; /* 733 */
	char escape_seq			[ISODCL ( 89, 120)]; /* SVD only */
	char volume_set_size		[ISODCL (121, 124)]; /* 723 */
	char volume_sequence_number	[ISODCL (125, 128)]; /* 723 */
	char logical_block_size		[ISODCL (129, 132)]; /* 723 */
	char path_table_size		[ISODCL (133, 140)]; /* 733 */
	char type_l_path_table		[ISODCL (141, 144)]; /* 731 */
	char opt_type_l_path_table	[ISODCL (145, 148)]; /* 731 */
	char type_m_path_table		[ISODCL (149, 152)]; /* 732 */
	char opt_type_m_path_table	[ISODCL (153, 156)]; /* 732 */
	char root_directory_record	[ISODCL (157, 190)]; /* 9.1 */
	char volume_set_id		[ISODCL (191, 318)]; /* dchars */
	char publisher_id		[ISODCL (319, 446)]; /* achars */
	char preparer_id		[ISODCL (447, 574)]; /* achars */
	char application_id		[ISODCL (575, 702)]; /* achars */
	char copyright_file_id		[ISODCL (703, 739)]; /* 7.5 dchars */
	char abstract_file_id		[ISODCL (740, 776)]; /* 7.5 dchars */
	char bibliographic_file_id	[ISODCL (777, 813)]; /* 7.5 dchars */
	char creation_date		[ISODCL (814, 830)]; /* 8.4.26.1 */
	char modification_date		[ISODCL (831, 847)]; /* 8.4.26.1 */
	char expiration_date		[ISODCL (848, 864)]; /* 8.4.26.1 */
	char effective_date		[ISODCL (865, 881)]; /* 8.4.26.1 */
	char file_structure_version	[ISODCL (882, 882)]; /* 711 */
	char unused4			[ISODCL (883, 883)];
	char application_data1		[ISODCL (884, 1024)];
	char CDXASignature			[ISODCL (1025, 1032)];
	char CDXAResv				[ISODCL (1033, 1050)];
	char application_data2		[ISODCL (1051, 1395)];
};
#define ISO_DEFAULT_BLOCK_SIZE		2048

/* from HighSierra.h in MacOS land */
typedef struct 
{
	char 	signature		[ISODCL (1, 2)]; 	/* x42 x41 - 'BA' signature */
	u_char 	systemUseID		[ISODCL (3, 3)]; 	/* 02 = no icon, 03 = icon, 04 = icon + bundle */
	u_char 	fileType		[ISODCL (4, 7)]; 	/* such as 'TEXT' or 'STAK' */
	u_char 	fileCreator		[ISODCL (8, 11)]; 	/* such as 'hscd' or 'WILD' */
	u_char 	finderFlags		[ISODCL (12, 13)]; 	/* optional for type 06 */
} AppleExtension;

typedef struct 
{
	char 	signature		[ISODCL (1, 2)]; 	/* x41 x41 - 'AA' signature */
	u_char 	OSULength		[ISODCL (3, 3)]; 	/* optional SystemUse length (size of this struct) */
	u_char 	systemUseID		[ISODCL (4, 4)]; 	/* 1 = ProDOS 2 = HFS */
	u_char 	fileType		[ISODCL (5, 8)]; 	/* such as 'TEXT' or 'STAK' */
	u_char 	fileCreator		[ISODCL (9, 12)]; 	/* such as 'hscd' or 'WILD' */
	u_char 	finderFlags		[ISODCL (13, 14)]; 	/* only certain bits of this are used */
} NewAppleExtension;

struct iso_directory_record {
	char length			[ISODCL (1, 1)]; /* 711 */
	char ext_attr_length		[ISODCL (2, 2)]; /* 711 */
	u_char extent			[ISODCL (3, 10)]; /* 733 */
	u_char size			[ISODCL (11, 18)]; /* 733 */
	char date			[ISODCL (19, 25)]; /* 7 by 711 */
	char flags			[ISODCL (26, 26)];
	char file_unit_size		[ISODCL (27, 27)]; /* 711 */
	char interleave			[ISODCL (28, 28)]; /* 711 */
	char volume_sequence_number	[ISODCL (29, 32)]; /* 723 */
	char name_len			[ISODCL (33, 33)]; /* 711 */
	char name			[1];			/* XXX */
};
/*
 *  cannot take sizeof(iso_directory_record), because of 
 *	possible alignment
 *	of the last entry (34 instead of 33)
 */
#define ISO_DIRECTORY_RECORD_SIZE	33

/*
 * iso_directory_record.flags for Directory Records (except CD-I discs)
 */
#define existenceBit	0x01	/* Invisible */
#define directoryBit	0x02
#define associatedBit	0x04
#define recordBit		0x08
#define protectionBit	0x10
#define multiextentBit	0x80

struct iso_extended_attributes {
	u_char owner			[ISODCL (1, 4)]; /* 723 */
	u_char group			[ISODCL (5, 8)]; /* 723 */
	u_char perm			[ISODCL (9, 10)]; /* 9.5.3 */
	char ctime			[ISODCL (11, 27)]; /* 8.4.26.1 */
	char mtime			[ISODCL (28, 44)]; /* 8.4.26.1 */
	char xtime			[ISODCL (45, 61)]; /* 8.4.26.1 */
	char ftime			[ISODCL (62, 78)]; /* 8.4.26.1 */
	char recfmt			[ISODCL (79, 79)]; /* 711 */
	char recattr			[ISODCL (80, 80)]; /* 711 */
	u_char reclen			[ISODCL (81, 84)]; /* 723 */
	char system_id			[ISODCL (85, 116)]; /* achars */
	char system_use			[ISODCL (117, 180)];
	char version			[ISODCL (181, 181)]; /* 711 */
	char len_esc			[ISODCL (182, 182)]; /* 711 */
	char reserved			[ISODCL (183, 246)];
	u_char len_au			[ISODCL (247, 250)]; /* 723 */
};

/* CD-ROM Format type */
enum ISO_FTYPE  { ISO_FTYPE_DEFAULT, ISO_FTYPE_9660, ISO_FTYPE_RRIP,
		  ISO_FTYPE_JOLIET, ISO_FTYPE_ECMA };

#ifndef	ISOFSMNT_ROOT
#define	ISOFSMNT_ROOT	0
#endif

struct iso_mnt {
	int im_flags;		/* mount flags */
	int im_flags2;		/* misc flags */	

	struct mount *im_mountp;
	dev_t im_dev;
	struct vnode *im_devvp;

	int logical_block_size;
	int im_bshift;
	int im_bmask;
	
	int volume_space_size;
	struct netexport im_export;
	
	char root[ISODCL (157, 190)];
	int root_extent;
	int root_size;
	enum ISO_FTYPE  iso_ftype;
	
	int rr_skip;
	int rr_skip0;

	struct timespec creation_date;				/* needed for getattrlist */
	struct timespec modification_date;			/* needed for getattrlist */
	u_char volume_id[32];						/* name of volume */
};

/* bit settings for iso_mnt.im_flags2 */

/*
 *  CD is in XA format. Need this to find where apple extensions 
 *	are in the iso_directory_record
 */
#define	IMF2_IS_CDXA	0x00000001

#define VFSTOISOFS(mp)	((struct iso_mnt *)((mp)->mnt_data))

#define blkoff(imp, loc)	((loc) & (imp)->im_bmask)
#define lblktosize(imp, blk)	((blk) << (imp)->im_bshift)
#define lblkno(imp, loc)	((loc) >> (imp)->im_bshift)
#define blksize(imp, ip, lbn)	((imp)->logical_block_size)

int cd9660_mount __P((struct mount *,
	    char *, caddr_t, struct nameidata *, struct proc *));
int cd9660_start __P((struct mount *, int, struct proc *));
int cd9660_unmount __P((struct mount *, int, struct proc *));
int cd9660_root __P((struct mount *, struct vnode **));
int cd9660_quotactl __P((struct mount *, int, uid_t, caddr_t, struct proc *));
int cd9660_statfs __P((struct mount *, struct statfs *, struct proc *));
int cd9660_sync __P((struct mount *, int, struct ucred *, struct proc *));
int cd9660_vget __P((struct mount *, void *, struct vnode **));
int cd9660_fhtovp __P((struct mount *, struct fid *, struct mbuf *,
	    struct vnode **, int *, struct ucred **));
int cd9660_vptofh __P((struct vnode *, struct fid *));
int cd9660_init __P(());

int cd9660_mountroot __P((void)); 

int cd9660_sysctl __P((int *, u_int, void *, size_t *, void *, size_t, struct proc *));

extern int (**cd9660_vnodeop_p)(void *);
extern int (**cd9660_specop_p)(void *);
#if FIFO
extern int (**cd9660_fifoop_p)(void *);
#endif

static __inline int
isonum_711(p)
	u_char *p;
{
	return *p;
}

static __inline int
isonum_712(p)
	char *p;
{
	return *p;
}

#ifndef UNALIGNED_ACCESS

static __inline int
isonum_723(p)
	u_char *p;
{
	return *p|(p[1] << 8);
}

static __inline int
isonum_733(p)
	u_char *p;
{
	return *p|(p[1] << 8)|(p[2] << 16)|(p[3] << 24);
}

#else /* UNALIGNED_ACCESS */

#if BYTE_ORDER == LITTLE_ENDIAN

static __inline int
isonum_723(p)
	u_char *p
{
	return *(u_int16t *)p;
}

static __inline int
isonum_733(p)
	u_char *p;
{
	return *(u_int32t *)p;
}

#endif

#if BYTE_ORDER == BIG_ENDIAN

static __inline int
isonum_723(p)
	u_char *p
{
	return *(u_int16t *)(p + 2);
}

static __inline int
isonum_733(p)
	u_char *p;
{
	return *(u_int32t *)(p + 4);
}

#endif

#endif /* UNALIGNED_ACCESS */

int isofncmp __P((u_char *, int, u_char *, int));
int ucsfncmp __P((u_int16_t *, int, u_int16_t *, int));
void isofntrans __P((u_char *, int, u_char *, u_short *, int));
void ucsfntrans __P((u_int16_t *, int, u_char *, u_short *, int));
ino_t isodirino __P((struct iso_directory_record *, struct iso_mnt *));
int attrcalcsize __P((struct attrlist *attrlist));
void packattrblk __P((struct attrlist *alist, struct vnode *vp,
					  void **attrbufptrptr, void **varbufptrptr));


/*
 * Associated files have a leading '='.
 */
#define	ASSOCCHAR	'='

#endif /* ! _ISO_H_ */
Commit	Line	Data
1c79356b	1	/*
0b4e3aa0	2	* Copyright (c) 2000-2001 Apple Computer, Inc. All rights reserved.
1c79356b A	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: iso.h,v 1.9 1995/01/18 09:23:19 mycroft 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	* @(#)iso.h 8.4 (Berkeley) 12/5/94
	62	*/
	63	#ifndef _ISO_H_
	64	#define _ISO_H_
	65
	66	#define ISODCL(from, to) (to - from + 1)
67
68	struct iso_volume_descriptor {
69	char type [ISODCL(1,1)]; /* 711 */
70	char volume_desc_id [ISODCL(2,6)];
71	char version [ISODCL(7,7)];
72	char data [ISODCL(8,2048)];
73	};
74
75	/* volume descriptor types */
76	#define ISO_VD_BOOT 0
77	#define ISO_VD_PRIMARY 1
78	#define ISO_VD_SUPPLEMENTARY 2
79	#define ISO_VD_PARTITION 3
80	#define ISO_VD_END 255
81
82	#define ISO_STANDARD_ID "CD001"
83	#define ISO_ECMA_ID "CDW01"
84	#define ISO_XA_ID "CD-XA001" /* XA style disk signature */
85	#define ISO9660SIGNATURE 0x4147 /* for getattrlist ATTR_VOL_SIGNATURE */
86
87	/* Universal Character Set implementation levels (for Joliet) */
88	#define ISO_UCS2_Level_1 "%/@" /* No combining chars */
89	#define ISO_UCS2_Level_2 "%/C" /* Combining chars allowed with restrictions */
90	#define ISO_UCS2_Level_3 "%/E" /* Combining chars allowed, no restrictions */
91
92	#define UCS_SEPARATOR1 0x002e
93	#define UCS_SEPARATOR2 0x003b
94
0b4e3aa0 A	95	#define ISO_DFLT_VOLUME_ID "ISO_9660_CD"
0b4e3aa0 A	96
1c79356b A	97	/* pathconf filename lengths */
	98	#define ISO_NAMEMAX (31+1)
	99	#define ISO_JOLIET_NAMEMAX (64*3)
	100	#define ISO_RRIP_NAMEMAX 255
	101
	102	/* Finder flags, from Technical Note 40 */
	103	#define fLockedBit 0x8000
	104	#define fInvisibleBit 0x4000
	105	#define fHasBundleBit 0x2000
	106	#define fSystemBit 0x1000
	107	#define fNoCopyBit 0x0800
	108	#define fBusyBit 0x0400
	109	#define fChangedBit 0x0200
	110	#define fInitedBit 0x0100
	111	#define fCachedBit 0x0080
	112	#define fSharedBit 0x0040
	113	#define fAlwaysBit 0x0020 /* always switch-launch */
	114	#define fNeverBit 0x0010 /* never switch-launch */
	115	#define fOwnApplBit 0x0002
	116	#define fOnDesktopBit 0x0001
	117
	118	#define EXTFNDRINFOSIZE 16
	119
	120	struct finder_info {
	121	unsigned long fdType;
	122	unsigned long fdCreator;
	123	unsigned short fdFlags;
0b4e3aa0 A	124	struct {
	125	short v; /* file's location */
	126	short h;
	127	} fdLocation;
	128	unsigned short fdReserved;
1c79356b A	129	};
	130
	131	struct iso_primary_descriptor {
	132	char type [ISODCL ( 1, 1)]; /* 711 */
	133	char volume_desc_id [ISODCL ( 2, 6)];
	134	char version [ISODCL ( 7, 7)]; /* 711 */
	135	char flags [ISODCL ( 8, 8)]; /* SVD only */
	136	char system_id [ISODCL ( 9, 40)]; /* achars */
	137	char volume_id [ISODCL ( 41, 72)]; /* dchars */
	138	char unused2 [ISODCL ( 73, 80)];
	139	char volume_space_size [ISODCL ( 81, 88)]; /* 733 */
	140	char escape_seq [ISODCL ( 89, 120)]; /* SVD only */
	141	char volume_set_size [ISODCL (121, 124)]; /* 723 */
	142	char volume_sequence_number [ISODCL (125, 128)]; /* 723 */
	143	char logical_block_size [ISODCL (129, 132)]; /* 723 */
	144	char path_table_size [ISODCL (133, 140)]; /* 733 */
	145	char type_l_path_table [ISODCL (141, 144)]; /* 731 */
	146	char opt_type_l_path_table [ISODCL (145, 148)]; /* 731 */
	147	char type_m_path_table [ISODCL (149, 152)]; /* 732 */
	148	char opt_type_m_path_table [ISODCL (153, 156)]; /* 732 */
	149	char root_directory_record [ISODCL (157, 190)]; /* 9.1 */
	150	char volume_set_id [ISODCL (191, 318)]; /* dchars */
	151	char publisher_id [ISODCL (319, 446)]; /* achars */
	152	char preparer_id [ISODCL (447, 574)]; /* achars */
	153	char application_id [ISODCL (575, 702)]; /* achars */
	154	char copyright_file_id [ISODCL (703, 739)]; /* 7.5 dchars */
	155	char abstract_file_id [ISODCL (740, 776)]; /* 7.5 dchars */
	156	char bibliographic_file_id [ISODCL (777, 813)]; /* 7.5 dchars */
	157	char creation_date [ISODCL (814, 830)]; /* 8.4.26.1 */
	158	char modification_date [ISODCL (831, 847)]; /* 8.4.26.1 */
	159	char expiration_date [ISODCL (848, 864)]; /* 8.4.26.1 */
	160	char effective_date [ISODCL (865, 881)]; /* 8.4.26.1 */
	161	char file_structure_version [ISODCL (882, 882)]; /* 711 */
	162	char unused4 [ISODCL (883, 883)];
	163	char application_data1 [ISODCL (884, 1024)];
	164	char CDXASignature [ISODCL (1025, 1032)];
	165	char CDXAResv [ISODCL (1033, 1050)];
	166	char application_data2 [ISODCL (1051, 1395)];
	167	};
	168	#define ISO_DEFAULT_BLOCK_SIZE 2048
	169
	170	/* from HighSierra.h in MacOS land */
	171	typedef struct
	172	{
	173	char signature [ISODCL (1, 2)]; /* x42 x41 - 'BA' signature */
	174	u_char systemUseID [ISODCL (3, 3)]; /* 02 = no icon, 03 = icon, 04 = icon + bundle */
	175	u_char fileType [ISODCL (4, 7)]; /* such as 'TEXT' or 'STAK' */
	176	u_char fileCreator [ISODCL (8, 11)]; /* such as 'hscd' or 'WILD' */
	177	u_char finderFlags [ISODCL (12, 13)]; /* optional for type 06 */
	178	} AppleExtension;
	179
	180	typedef struct
	181	{
	182	char signature [ISODCL (1, 2)]; /* x41 x41 - 'AA' signature */
	183	u_char OSULength [ISODCL (3, 3)]; /* optional SystemUse length (size of this struct) */
	184	u_char systemUseID [ISODCL (4, 4)]; /* 1 = ProDOS 2 = HFS */
	185	u_char fileType [ISODCL (5, 8)]; /* such as 'TEXT' or 'STAK' */
	186	u_char fileCreator [ISODCL (9, 12)]; /* such as 'hscd' or 'WILD' */
	187	u_char finderFlags [ISODCL (13, 14)]; /* only certain bits of this are used */
	188	} NewAppleExtension;
	189
	190	struct iso_directory_record {
	191	char length [ISODCL (1, 1)]; /* 711 */
	192	char ext_attr_length [ISODCL (2, 2)]; /* 711 */
193	u_char extent [ISODCL (3, 10)]; /* 733 */
194	u_char size [ISODCL (11, 18)]; /* 733 */
195	char date [ISODCL (19, 25)]; /* 7 by 711 */
196	char flags [ISODCL (26, 26)];
197	char file_unit_size [ISODCL (27, 27)]; /* 711 */
198	char interleave [ISODCL (28, 28)]; /* 711 */
199	char volume_sequence_number [ISODCL (29, 32)]; /* 723 */
200	char name_len [ISODCL (33, 33)]; /* 711 */
201	char name [1]; /* XXX */
202	};
203	/*
204	* cannot take sizeof(iso_directory_record), because of
205	* possible alignment
206	* of the last entry (34 instead of 33)
207	*/
208	#define ISO_DIRECTORY_RECORD_SIZE 33
209
210	/*
211	* iso_directory_record.flags for Directory Records (except CD-I discs)
212	*/
213	#define existenceBit 0x01 /* Invisible */
214	#define directoryBit 0x02
215	#define associatedBit 0x04
216	#define recordBit 0x08
217	#define protectionBit 0x10
218	#define multiextentBit 0x80
219
220	struct iso_extended_attributes {
221	u_char owner [ISODCL (1, 4)]; /* 723 */
222	u_char group [ISODCL (5, 8)]; /* 723 */
223	u_char perm [ISODCL (9, 10)]; /* 9.5.3 */
224	char ctime [ISODCL (11, 27)]; /* 8.4.26.1 */
225	char mtime [ISODCL (28, 44)]; /* 8.4.26.1 */
226	char xtime [ISODCL (45, 61)]; /* 8.4.26.1 */
227	char ftime [ISODCL (62, 78)]; /* 8.4.26.1 */
228	char recfmt [ISODCL (79, 79)]; /* 711 */
229	char recattr [ISODCL (80, 80)]; /* 711 */
230	u_char reclen [ISODCL (81, 84)]; /* 723 */
231	char system_id [ISODCL (85, 116)]; /* achars */
232	char system_use [ISODCL (117, 180)];
233	char version [ISODCL (181, 181)]; /* 711 */
234	char len_esc [ISODCL (182, 182)]; /* 711 */
235	char reserved [ISODCL (183, 246)];
236	u_char len_au [ISODCL (247, 250)]; /* 723 */
237	};
238
239	/* CD-ROM Format type */
240	enum ISO_FTYPE { ISO_FTYPE_DEFAULT, ISO_FTYPE_9660, ISO_FTYPE_RRIP,
241	ISO_FTYPE_JOLIET, ISO_FTYPE_ECMA };
242
243	#ifndef ISOFSMNT_ROOT
244	#define ISOFSMNT_ROOT 0
245	#endif
246
247	struct iso_mnt {
248	int im_flags; /* mount flags */
249	int im_flags2; /* misc flags */
250
251	struct mount *im_mountp;
252	dev_t im_dev;
253	struct vnode *im_devvp;
254
255	int logical_block_size;
256	int im_bshift;
257	int im_bmask;
258
259	int volume_space_size;
260	struct netexport im_export;
261
262	char root[ISODCL (157, 190)];
263	int root_extent;
264	int root_size;
265	enum ISO_FTYPE iso_ftype;
266
267	int rr_skip;
268	int rr_skip0;
269
270	struct timespec creation_date; /* needed for getattrlist */
271	struct timespec modification_date; /* needed for getattrlist */
272	u_char volume_id[32]; /* name of volume */
273	};
274
275	/* bit settings for iso_mnt.im_flags2 */
276
277	/*
278	* CD is in XA format. Need this to find where apple extensions
279	* are in the iso_directory_record
280	*/
281	#define IMF2_IS_CDXA 0x00000001
282
283	#define VFSTOISOFS(mp) ((struct iso_mnt *)((mp)->mnt_data))
284
285	#define blkoff(imp, loc) ((loc) & (imp)->im_bmask)
286	#define lblktosize(imp, blk) ((blk) << (imp)->im_bshift)
287	#define lblkno(imp, loc) ((loc) >> (imp)->im_bshift)
288	#define blksize(imp, ip, lbn) ((imp)->logical_block_size)
289
290	int cd9660_mount __P((struct mount *,
291	char , caddr_t, struct nameidata , struct proc *));
292	int cd9660_start __P((struct mount , int, struct proc ));
293	int cd9660_unmount __P((struct mount , int, struct proc ));
294	int cd9660_root __P((struct mount , struct vnode *));
295	int cd9660_quotactl __P((struct mount , int, uid_t, caddr_t, struct proc ));
296	int cd9660_statfs __P((struct mount , struct statfs , struct proc *));
297	int cd9660_sync __P((struct mount , int, struct ucred , struct proc *));
298	int cd9660_vget __P((struct mount , void , struct vnode **));
299	int cd9660_fhtovp __P((struct mount , struct fid , struct mbuf *,
300	struct vnode *, int , struct ucred **));
301	int cd9660_vptofh __P((struct vnode , struct fid ));
302	int cd9660_init __P(());
303
304	int cd9660_mountroot __P((void));
305
306	int cd9660_sysctl __P((int , u_int, void , size_t , void , size_t, struct proc *));
307
308	extern int (*cd9660_vnodeop_p)(void );
309	extern int (*cd9660_specop_p)(void );
310	#if FIFO
311	extern int (*cd9660_fifoop_p)(void );
312	#endif
313
314	static __inline int
315	isonum_711(p)
316	u_char *p;
317	{
318	return *p;
319	}
320
321	static __inline int
322	isonum_712(p)
323	char *p;
324	{
325	return *p;
326	}
327
328	#ifndef UNALIGNED_ACCESS
329
330	static __inline int
331	isonum_723(p)
332	u_char *p;
333	{
334	return *p\|(p[1] << 8);
335	}
336
337	static __inline int
338	isonum_733(p)
339	u_char *p;
340	{
341	return *p\|(p[1] << 8)\|(p[2] << 16)\|(p[3] << 24);
342	}
343
344	#else /* UNALIGNED_ACCESS */
345
346	#if BYTE_ORDER == LITTLE_ENDIAN
347
348	static __inline int
349	isonum_723(p)
350	u_char *p
351	{
352	return (u_int16t )p;
353	}
354
355	static __inline int
356	isonum_733(p)
357	u_char *p;
358	{
359	return (u_int32t )p;
360	}
361
362	#endif
363
364	#if BYTE_ORDER == BIG_ENDIAN
365
366	static __inline int
367	isonum_723(p)
368	u_char *p
369	{
370	return (u_int16t )(p + 2);
371	}
372
373	static __inline int
374	isonum_733(p)
375	u_char *p;
376	{
377	return (u_int32t )(p + 4);
378	}
379
380	#endif
381
382	#endif /* UNALIGNED_ACCESS */
383
384	int isofncmp __P((u_char , int, u_char , int));
385	int ucsfncmp __P((u_int16_t , int, u_int16_t , int));
386	void isofntrans __P((u_char , int, u_char , u_short *, int));
387	void ucsfntrans __P((u_int16_t , int, u_char , u_short *, int));
388	ino_t isodirino __P((struct iso_directory_record , struct iso_mnt ));
389	int attrcalcsize __P((struct attrlist *attrlist));
390	void packattrblk __P((struct attrlist alist, struct vnode vp,
391	void attrbufptrptr, void varbufptrptr));
392
393
394	/*
395	* Associated files have a leading '='.
396	*/
397	#define ASSOCCHAR '='
398
399	#endif /* ! _ISO_H_ */