/*- * 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 8.6 (Berkeley) 5/10/95 * $FreeBSD: src/sys/isofs/cd9660/iso.h,v 1.19.2.1 2000/07/08 14:35:56 bp Exp $ * $DragonFly: src/sys/vfs/isofs/cd9660/iso.h,v 1.3 2003/08/20 09:56:32 rob Exp $ */ #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 unused[ISODCL(8,8)]; char type_sierra[ISODCL(9,9)]; /* 711 */ char id_sierra[ISODCL(10,14)]; char version_sierra[ISODCL(15,15)]; char data[ISODCL(16,2048)]; }; /* volume descriptor types */ #define ISO_VD_PRIMARY 1 #define ISO_VD_SUPPLEMENTARY 2 #define ISO_VD_END 255 #define ISO_STANDARD_ID "CD001" #define ISO_ECMA_ID "CDW01" #define ISO_SIERRA_ID "CDROM" 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 /* * Used by Microsoft Joliet extension to ISO9660. Almost the same * as PVD, but byte position 8 is a flag, and 89-120 is for escape. */ struct iso_supplementary_descriptor { char type [ISODCL ( 1, 1)]; /* 711 */ char id [ISODCL ( 2, 6)]; char version [ISODCL ( 7, 7)]; /* 711 */ char flags [ISODCL ( 8, 8)]; /* 711? */ 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 [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)]; }; struct iso_sierra_primary_descriptor { char unknown1 [ISODCL ( 1, 8)]; /* 733 */ char type [ISODCL ( 9, 9)]; /* 711 */ char id [ISODCL ( 10, 14)]; char version [ISODCL ( 15, 15)]; /* 711 */ char unused1 [ISODCL ( 16, 16)]; char system_id [ISODCL ( 17, 48)]; /* achars */ char volume_id [ISODCL ( 49, 80)]; /* dchars */ char unused2 [ISODCL ( 81, 88)]; char volume_space_size [ISODCL ( 89, 96)]; /* 733 */ char unused3 [ISODCL ( 97, 128)]; char volume_set_size [ISODCL (129, 132)]; /* 723 */ char volume_sequence_number [ISODCL (133, 136)]; /* 723 */ char logical_block_size [ISODCL (137, 140)]; /* 723 */ char path_table_size [ISODCL (141, 148)]; /* 733 */ char type_l_path_table [ISODCL (149, 152)]; /* 731 */ char opt_type_l_path_table [ISODCL (153, 156)]; /* 731 */ char unknown2 [ISODCL (157, 160)]; /* 731 */ char unknown3 [ISODCL (161, 164)]; /* 731 */ char type_m_path_table [ISODCL (165, 168)]; /* 732 */ char opt_type_m_path_table [ISODCL (169, 172)]; /* 732 */ char unknown4 [ISODCL (173, 176)]; /* 732 */ char unknown5 [ISODCL (177, 180)]; /* 732 */ char root_directory_record [ISODCL (181, 214)]; /* 9.1 */ char volume_set_id [ISODCL (215, 342)]; /* dchars */ char publisher_id [ISODCL (343, 470)]; /* achars */ char preparer_id [ISODCL (471, 598)]; /* achars */ char application_id [ISODCL (599, 726)]; /* achars */ char copyright_id [ISODCL (727, 790)]; /* achars */ char creation_date [ISODCL (791, 806)]; /* ? */ char modification_date [ISODCL (807, 822)]; /* ? */ char expiration_date [ISODCL (823, 838)]; /* ? */ char effective_date [ISODCL (839, 854)]; /* ? */ char file_structure_version [ISODCL (855, 855)]; /* 711 */ char unused4 [ISODCL (856, 2048)]; }; 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 */ }; /* 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 { 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 */ }; #ifdef _KERNEL /* CD-ROM Format type */ enum ISO_FTYPE { ISO_FTYPE_DEFAULT, ISO_FTYPE_9660, ISO_FTYPE_RRIP, ISO_FTYPE_JOLIET, ISO_FTYPE_ECMA, ISO_FTYPE_HIGH_SIERRA }; #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; 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; int joliet_level; }; #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_vget_internal (struct mount *, ino_t, struct vnode **, int, struct iso_directory_record *); int cd9660_init (struct vfsconf *); int cd9660_uninit (struct vfsconf *); #define cd9660_sysctl ((int (*) (int *, u_int, void *, size_t *, void *, \ size_t, struct proc *))eopnotsupp) extern vop_t **cd9660_vnodeop_p; extern vop_t **cd9660_specop_p; extern vop_t **cd9660_fifoop_p; int isochar (u_char *, u_char *, int, u_char *); int isofncmp (u_char *, int, u_char *, int, int); void isofntrans (u_char *, int, u_char *, u_short *, int, int, int); ino_t isodirino (struct iso_directory_record *, struct iso_mnt *); #endif /* _KERNEL */ /* * The isonum_xxx functions are inlined anyway, and could come handy even * outside the kernel. Thus we don't hide them here. */ static __inline int isonum_711 (u_char *); static __inline int isonum_711(p) u_char *p; { return *p; } static __inline int isonum_712 (char *); static __inline int isonum_712(p) char *p; { return *p; } #ifndef UNALIGNED_ACCESS static __inline int isonum_723 (u_char *); static __inline int isonum_723(p) u_char *p; { return *p|(p[1] << 8); } static __inline int isonum_733 (u_char *); 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 */ /* * Associated files have a leading '='. */ #define ASSOCCHAR '='