| | 1 | /* |
| | 2 | * Copyright (c) 2000-2003 Apple Computer, Inc. All rights reserved. |
| | 3 | * |
| | 4 | * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ |
| | 5 | * |
| | 6 | * This file contains Original Code and/or Modifications of Original Code |
| | 7 | * as defined in and that are subject to the Apple Public Source License |
| | 8 | * Version 2.0 (the 'License'). You may not use this file except in |
| | 9 | * compliance with the License. The rights granted to you under the License |
| | 10 | * may not be used to create, or enable the creation or redistribution of, |
| | 11 | * unlawful or unlicensed copies of an Apple operating system, or to |
| | 12 | * circumvent, violate, or enable the circumvention or violation of, any |
| | 13 | * terms of an Apple operating system software license agreement. |
| | 14 | * |
| | 15 | * Please obtain a copy of the License at |
| | 16 | * http://www.opensource.apple.com/apsl/ and read it before using this file. |
| | 17 | * |
| | 18 | * The Original Code and all software distributed under the License are |
| | 19 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER |
| | 20 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
| | 21 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, |
| | 22 | * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. |
| | 23 | * Please see the License for the specific language governing rights and |
| | 24 | * limitations under the License. |
| | 25 | * |
| | 26 | * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ |
| | 27 | */ |
| | 28 | /* $NetBSD: cd9660_node.h,v 1.10 1994/12/24 15:30:09 cgd Exp $ */ |
| | 29 | |
| | 30 | /*- |
| | 31 | * Copyright (c) 1994 |
| | 32 | * The Regents of the University of California. All rights reserved. |
| | 33 | * |
| | 34 | * This code is derived from software contributed to Berkeley |
| | 35 | * by Pace Willisson (pace@blitz.com). The Rock Ridge Extension |
| | 36 | * Support code is derived from software contributed to Berkeley |
| | 37 | * by Atsushi Murai (amurai@spec.co.jp). |
| | 38 | * |
| | 39 | * Redistribution and use in source and binary forms, with or without |
| | 40 | * modification, are permitted provided that the following conditions |
| | 41 | * are met: |
| | 42 | * 1. Redistributions of source code must retain the above copyright |
| | 43 | * notice, this list of conditions and the following disclaimer. |
| | 44 | * 2. Redistributions in binary form must reproduce the above copyright |
| | 45 | * notice, this list of conditions and the following disclaimer in the |
| | 46 | * documentation and/or other materials provided with the distribution. |
| | 47 | * 3. All advertising materials mentioning features or use of this software |
| | 48 | * must display the following acknowledgement: |
| | 49 | * This product includes software developed by the University of |
| | 50 | * California, Berkeley and its contributors. |
| | 51 | * 4. Neither the name of the University nor the names of its contributors |
| | 52 | * may be used to endorse or promote products derived from this software |
| | 53 | * without specific prior written permission. |
| | 54 | * |
| | 55 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
| | 56 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| | 57 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| | 58 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
| | 59 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| | 60 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| | 61 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| | 62 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| | 63 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| | 64 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| | 65 | * SUCH DAMAGE. |
| | 66 | * |
| | 67 | * @(#)cd9660_node.h 8.4 (Berkeley) 12/5/94 |
| | 68 | */ |
| | 69 | #ifndef _CD9660_NODE_H_ |
| | 70 | #define _CD9660_NODE_H_ |
| | 71 | |
| | 72 | #include <sys/appleapiopts.h> |
| | 73 | |
| | 74 | #ifdef __APPLE_API_PRIVATE |
| | 75 | /* |
| | 76 | * Theoretically, directories can be more than 2Gb in length, |
| | 77 | * however, in practice this seems unlikely. So, we define |
| | 78 | * the type doff_t as a long to keep down the cost of doing |
| | 79 | * lookup on a 32-bit machine. If you are porting to a 64-bit |
| | 80 | * architecture, you should make doff_t the same as off_t. |
| | 81 | */ |
| | 82 | |
| | 83 | #include <sys/lock.h> |
| | 84 | #include <sys/kauth.h> |
| | 85 | #include <isofs/cd9660/iso.h> |
| | 86 | |
| | 87 | #ifndef doff_t |
| | 88 | #define doff_t long |
| | 89 | #endif |
| | 90 | |
| | 91 | typedef struct { |
| | 92 | struct timespec iso_atime; /* time of last access */ |
| | 93 | struct timespec iso_mtime; /* time of last modification */ |
| | 94 | struct timespec iso_ctime; /* time file changed */ |
| | 95 | uid_t iso_uid; /* owner user id */ |
| | 96 | gid_t iso_gid; /* owner group id */ |
| | 97 | u_short iso_mode; /* files access mode and type */ |
| | 98 | short iso_links; /* links of file */ |
| | 99 | dev_t iso_rdev; /* Major/Minor number for special */ |
| | 100 | } ISO_RRIP_INODE; |
| | 101 | |
| | 102 | #ifdef ISODEVMAP |
| | 103 | /* |
| | 104 | * FOr device# (major,minor) translation table |
| | 105 | */ |
| | 106 | struct iso_dnode { |
| | 107 | struct iso_dnode *d_next, **d_prev; /* hash chain */ |
| | 108 | dev_t i_dev; /* device where dnode resides */ |
| | 109 | ino_t i_number; /* the identity of the inode */ |
| | 110 | dev_t d_dev; /* device # for translation */ |
| | 111 | }; |
| | 112 | #endif |
| | 113 | |
| | 114 | /* <ufs/inode.h> defines i_size as a macro */ |
| | 115 | #undef i_size |
| | 116 | |
| | 117 | struct iso_node { |
| | 118 | struct iso_node *i_next, **i_prev; /* hash chain */ |
| | 119 | struct vnode *i_vnode; /* vnode associated with this inode */ |
| | 120 | struct vnode *i_devvp; /* vnode for block I/O */ |
| | 121 | u_int32_t i_flag; /* flags, see below */ |
| | 122 | dev_t i_dev; /* device where inode resides */ |
| | 123 | ino_t i_number; /* the identity of the inode */ |
| | 124 | /* we use the actual starting block of the file */ |
| | 125 | struct iso_mnt *i_mnt; /* filesystem associated with this inode */ |
| | 126 | struct lockf *i_lockf; /* head of byte-level lock list */ |
| | 127 | doff_t i_endoff; /* end of useful stuff in directory */ |
| | 128 | doff_t i_diroff; /* offset in dir, where we found last entry */ |
| | 129 | doff_t i_offset; /* offset of free space in directory */ |
| | 130 | ino_t i_ino; /* inode number of found directory */ |
| | 131 | daddr_t i_lastr; /* last read (read ahead) */ |
| | 132 | long iso_extent; /* extent of file */ |
| | 133 | long i_size; |
| | 134 | long iso_start; /* actual start of data of file (may be different */ |
| | 135 | /* from iso_extent, if file has extended attributes) */ |
| | 136 | ISO_RRIP_INODE inode; |
| | 137 | |
| | 138 | ino_t i_parent; /* inode number of parent directory */ |
| | 139 | u_char *i_namep; /* node name buffer */ |
| | 140 | |
| | 141 | /* support Apple extensions to ISO directory rec */ |
| | 142 | long i_rsrcsize; /* cached size of associated file */ |
| | 143 | u_int32_t i_FileType; /* MacOS file type */ |
| | 144 | u_int32_t i_Creator; /* MacOS file creator */ |
| | 145 | u_int16_t i_FinderFlags; /* MacOS finder flags */ |
| | 146 | |
| | 147 | u_int16_t i_entries; /* count of directory entries */ |
| | 148 | |
| | 149 | struct riff_header *i_riff; |
| | 150 | }; |
| | 151 | |
| | 152 | #define i_forw i_chain[0] |
| | 153 | #define i_back i_chain[1] |
| | 154 | |
| | 155 | /* These flags are kept in i_flag. */ |
| | 156 | #define ISO_ASSOCIATED 0x0001 /* node is an associated file. */ |
| | 157 | #define ISO_INALLOC 0x0002 |
| | 158 | #define ISO_INWALLOC 0x0004 |
| | 159 | |
| | 160 | |
| | 161 | /* <ufs/inode.h> defines VTOI and ITOV macros */ |
| | 162 | #undef VTOI |
| | 163 | #undef ITOV |
| | 164 | |
| | 165 | #define VTOI(vp) ((struct iso_node *)(vnode_fsnode(vp))) |
| | 166 | #define ITOV(ip) ((ip)->i_vnode) |
| | 167 | |
| | 168 | /* similar in <hfs/hfs_mount.h> as default UID and GID */ |
| | 169 | #define ISO_UNKNOWNUID ((uid_t)99) |
| | 170 | #define ISO_UNKNOWNGID ((gid_t)99) |
| | 171 | |
| | 172 | int cd9660_access_internal(vnode_t, mode_t, kauth_cred_t); |
| | 173 | |
| | 174 | /* |
| | 175 | * Prototypes for ISOFS vnode operations |
| | 176 | */ |
| | 177 | int cd9660_lookup (struct vnop_lookup_args *); |
| | 178 | int cd9660_open (struct vnop_open_args *); |
| | 179 | int cd9660_close (struct vnop_close_args *); |
| | 180 | int cd9660_access (struct vnop_access_args *); |
| | 181 | int cd9660_getattr (struct vnop_getattr_args *); |
| | 182 | int cd9660_read (struct vnop_read_args *); |
| | 183 | int cd9660_xa_read (struct vnop_read_args *); |
| | 184 | int cd9660_ioctl (struct vnop_ioctl_args *); |
| | 185 | int cd9660_select (struct vnop_select_args *); |
| | 186 | int cd9660_mmap (struct vnop_mmap_args *); |
| | 187 | int cd9660_readdir (struct vnop_readdir_args *); |
| | 188 | int cd9660_readlink (struct vnop_readlink_args *); |
| | 189 | int cd9660_inactive (struct vnop_inactive_args *); |
| | 190 | int cd9660_reclaim (struct vnop_reclaim_args *); |
| | 191 | int cd9660_strategy (struct vnop_strategy_args *); |
| | 192 | int cd9660_pathconf (struct vnop_pathconf_args *); |
| | 193 | int cd9660_enotsupp(void); |
| | 194 | int cd9660_pagein(struct vnop_pagein_args *ap); |
| | 195 | int cd9660_remove(struct vnop_remove_args *ap); |
| | 196 | int cd9660_rmdir(struct vnop_rmdir_args *ap); |
| | 197 | int cd9660_getattrlist(struct vnop_getattrlist_args *ap); |
| | 198 | |
| | 199 | __private_extern__ void cd9660_xa_init(struct iso_node *ip, |
| | 200 | struct iso_directory_record *isodir); |
| | 201 | __private_extern__ int cd9660_blkatoff (vnode_t, off_t, char **, buf_t *); |
| | 202 | |
| | 203 | void cd9660_defattr (struct iso_directory_record *, |
| | 204 | struct iso_node *, struct buf *); |
| | 205 | void cd9660_deftstamp (struct iso_directory_record *, |
| | 206 | struct iso_node *, struct buf *); |
| | 207 | struct vnode *cd9660_ihashget (dev_t, ino_t, struct proc *); |
| | 208 | void cd9660_ihashins (struct iso_node *); |
| | 209 | void cd9660_ihashrem (struct iso_node *); |
| | 210 | int cd9660_tstamp_conv7 (u_char *, struct timespec *); |
| | 211 | int cd9660_tstamp_conv17 (u_char *, struct timespec *); |
| | 212 | ino_t isodirino (struct iso_directory_record *, struct iso_mnt *); |
| | 213 | #ifdef ISODEVMAP |
| | 214 | struct iso_dnode *iso_dmap (dev_t, ino_t, int); |
| | 215 | void iso_dunmap (dev_t); |
| | 216 | #endif |
| | 217 | |
| | 218 | #endif /* __APPLE_API_PRIVATE */ |
| | 219 | #endif /* ! _CD9660_NODE_H_ */ |
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