/*- * 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 8.2 (Berkeley) 1/23/94 * $Id$ */ #define ISODCL(from, to) (to - from + 1) struct iso_volume_descriptor { char type[ISODCL(1,1)]; /* 711 */ char id[ISODCL(2,6)]; char version[ISODCL(7,7)]; char data[ISODCL(8,2048)]; }; /* volume descriptor types */ #define ISO_VD_PRIMARY 1 #define ISO_VD_END 255 #define ISO_STANDARD_ID "CD001" #define ISO_ECMA_ID "CDW01" struct iso_primary_descriptor { char type [ISODCL ( 1, 1)]; /* 711 */ char id [ISODCL ( 2, 6)]; char version [ISODCL ( 7, 7)]; /* 711 */ char unused1 [ISODCL ( 8, 8)]; 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 unused3 [ISODCL ( 89, 120)]; 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_data [ISODCL (884, 1395)]; char unused5 [ISODCL (1396, 2048)]; }; #define ISO_DEFAULT_BLOCK_SIZE 2048 struct iso_directory_record { char length [ISODCL (1, 1)]; /* 711 */ char ext_attr_length [ISODCL (2, 2)]; /* 711 */ unsigned char extent [ISODCL (3, 10)]; /* 733 */ unsigned 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 [0]; }; /* can't take sizeof(iso_directory_record), because of possible alignment of the last entry (34 instead of 33) */ #define ISO_DIRECTORY_RECORD_SIZE 33 struct iso_extended_attributes { unsigned char owner [ISODCL (1, 4)]; /* 723 */ unsigned char group [ISODCL (5, 8)]; /* 723 */ unsigned 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 */ unsigned 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)]; unsigned 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_ECMA }; #ifndef ISOFSMNT_ROOT #define ISOFSMNT_ROOT 0 #endif struct iso_mnt { int im_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; char im_fsmnt[50]; 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; }; #define VFSTOISOFS(mp) ((struct iso_mnt *)((mp)->mnt_data)) #define iso_blkoff(imp, loc) ((loc) & (imp)->im_bmask) #define iso_lblkno(imp, loc) ((loc) >> (imp)->im_bshift) #define iso_blksize(imp, ip, lbn) ((imp)->logical_block_size) #define iso_lblktosize(imp, blk) ((blk) << (imp)->im_bshift) 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 *, ino_t, 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(()); struct iso_node; int iso_blkatoff __P((struct iso_node *ip, long offset, struct buf **bpp)); int iso_iget __P((struct iso_node *xp, ino_t ino, int relocated, struct iso_node **ipp, struct iso_directory_record *isodir)); int iso_iput __P((struct iso_node *ip)); int iso_ilock __P((struct iso_node *ip)); int iso_iunlock __P((struct iso_node *ip)); int cd9660_mountroot __P((void)); extern int (**cd9660_vnodeop_p)(); extern inline int isonum_711(p) unsigned char *p; { return *p; } extern inline int isonum_712(p) char *p; { return *p; } extern inline int isonum_721(p) unsigned char *p; { return *p|((char)p[1] << 8); } extern inline int isonum_722(p) unsigned char *p; { return ((char)*p << 8)|p[1]; } extern inline int isonum_723(p) unsigned char *p; { return isonum_721(p); } extern inline int isonum_731(p) unsigned char *p; { return *p|(p[1] << 8)|(p[2] << 16)|(p[3] << 24); } extern inline int isonum_732(p) unsigned char *p; { return (*p << 24)|(p[1] << 16)|(p[2] << 8)|p[3]; } extern inline int isonum_733(p) unsigned char *p; { return isonum_731(p); } int isofncmp __P((unsigned char *, int, unsigned char *, int)); void isofntrans __P((unsigned char *, int, unsigned char *, unsigned short *, int, int)); /* * Associated files have a leading '='. */ #define ASSOCCHAR '='