www.pudn.com > cdrecord.zip > iso9660.h
/* @(#)iso9660.h 1.2 97/03/04 Copyright 1996 J. Schilling */
/*
* Copyright (c) 1996 J. Schilling
*/
/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; see the file COPYING. If not, write to
* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#define _delta(from, to) ((to) - (from) + 1)
#define VD_BOOT 0
#define VD_PRIMARY 1
#define VD_SUPPLEMENT 2
#define VD_PARTITION 3
#define VD_TERM 255
#define VD_ID "CD001"
struct iso9660_voldesc {
char vd_type [_delta(1, 1)];
char vd_id [_delta(2, 6)];
char vd_version [_delta(7, 7)];
char vd_fill [_delta(8, 2048)];
};
struct iso9660_boot_voldesc {
char vd_type [_delta(1, 1)];
char vd_id [_delta(2, 6)];
char vd_version [_delta(7, 7)];
char vd_bootsys [_delta(8, 39)];
char vd_bootid [_delta(40, 71)];
char vd_bootcode [_delta(72, 2048)];
};
struct iso9660_pr_voldesc {
char vd_type [_delta( 1, 1)];
char vd_id [_delta( 2, 6)];
char vd_version [_delta( 7, 7)];
char vd_unused1 [_delta( 8, 8)];
char vd_system_id [_delta( 9, 40)];
char vd_volume_id [_delta( 41, 72)];
char vd_unused2 [_delta( 73, 80)];
char vd_volume_space_size [_delta( 81, 88)];
char vd_unused3 [_delta( 89, 120)];
char vd_volume_set_size [_delta( 121, 124)];
char vd_volume_seq_number [_delta( 125, 128)];
char vd_lbsize [_delta( 129, 132)];
char vd_path_table_size [_delta( 133, 140)];
char vd_pos_path_table_l [_delta( 141, 144)];
char vd_opt_pos_path_table_l [_delta( 145, 148)];
char vd_pos_path_table_m [_delta( 149, 152)];
char vd_opt_pos_path_table_m [_delta( 153, 156)];
char vd_root_dir [_delta( 157, 190)];
char vd_volume_set_id [_delta( 191, 318)];
char vd_publisher_id [_delta( 319, 446)];
char vd_data_preparer_id [_delta( 447, 574)];
char vd_application_id [_delta( 575, 702)];
char vd_copyr_file_id [_delta( 703, 739)];
char vd_abstr_file_id [_delta( 740, 776)];
char vd_bibl_file_id [_delta( 777, 813)];
char vd_create_time [_delta( 814, 830)];
char vd_mod_time [_delta( 831, 847)];
char vd_expiry_time [_delta( 848, 864)];
char vd_effective_time [_delta( 865, 881)];
char vd_file_struct_vers [_delta( 882, 882)];
char vd_reserved1 [_delta( 883, 883)];
char vd_application_use [_delta( 884, 1395)];
char vd_fill [_delta(1396, 2048)];
};
struct iso9660_dir {
char dr_len [_delta( 1, 1)];
char dr_eattr_len [_delta( 2, 2)];
char dr_eattr_pos [_delta( 3, 10)];
char dr_data_len [_delta( 11, 18)];
char dr_recording_time [_delta( 19, 25)];
char dr_file_flags [_delta( 26, 26)];
char dr_file_unit_size [_delta( 27, 27)];
char dr_interleave_gap [_delta( 28, 28)];
char dr_volume_seq_number [_delta( 29, 32)];
char dr_file_name_len [_delta( 33, 33)];
char dr_file_name [_delta( 34, 34)];
};
struct iso9660_dtime {
unsigned char dt_year;
unsigned char dt_month;
unsigned char dt_day;
unsigned char dt_hour;
unsigned char dt_minute;
unsigned char dt_second;
char dt_gmtoff;
};
struct iso9660_ltime {
char lt_year [_delta( 1, 4)];
char lt_month [_delta( 5, 6)];
char lt_day [_delta( 7, 8)];
char lt_hour [_delta( 9, 10)];
char lt_minute [_delta( 11, 12)];
char lt_second [_delta( 13, 14)];
char lt_hsecond [_delta( 15, 16)];
char lt_gmtoff [_delta( 17, 17)];
};
struct iso9660_path_table {
char pt_di_len [_delta( 1, 1)];
char pt_eattr_len [_delta( 2, 2)];
char pt_eattr_pos [_delta( 3, 6)];
char pt_di_parent [_delta( 7, 8)];
char pt_name [_delta( 9, 9)];
};
struct iso9660_eattr {
char ea_owner [_delta( 1, 4)];
char ea_group [_delta( 5, 8)];
char ea_perm [_delta( 9, 10)];
char ea_ctime [_delta( 11, 27)];
char ea_mtime [_delta( 28, 44)];
char ea_extime [_delta( 45, 61)];
char ea_eftime [_delta( 62, 78)];
char ea_record_format [_delta( 79, 79)];
char ea_record_attr [_delta( 80, 80)];
char ea_record_len [_delta( 81, 84)];
char ea_system_id [_delta( 85, 116)];
char ea_system_use [_delta( 117, 180)];
char ea_version [_delta( 181, 181)];
char ea_esc_seq_len [_delta( 182, 182)];
char ea_reserved1 [_delta( 183, 246)];
char ea_appl_use_len [_delta( 247, 250)];
char ea_appl_use [_delta( 251, 251)]; /* actually more */
/* char ea_esc_seq [_delta( xxx, xxx)]; */
};
#define PERM_MB_ONE 0xAAAA
#define PERM_RSYS 0x0001
#define PERM_XSYS 0x0004
#define PERM_RUSR 0x0010
#define PERM_XUSR 0x0040
#define PERM_RGRP 0x0100
#define PERM_XGRP 0x0400
#define PERM_ROTH 0x1000
#define PERM_XOTH 0x4000
#define i_to_long(a, i) (((u_char *)(a))[0] = ((i) >> 24)& 0xFF,\
((u_char *)(a))[1] = ((i) >> 16)& 0xFF,\
((u_char *)(a))[2] = ((i) >> 8) & 0xFF,\
((u_char *)(a))[3] = (i) & 0xFF)
#define i_to_3_byte(a, i) (((u_char *)(a))[0] = ((i) >> 16)& 0xFF,\
((u_char *)(a))[1] = ((i) >> 8) & 0xFF,\
((u_char *)(a))[2] = (i) & 0xFF)
#define i_to_short(a, i) (((u_char *)(a))[0] = ((i) >> 8) & 0xFF,\
((u_char *)(a))[1] = (i) & 0xFF)
#define a_to_c(a) (((char*) a)[0])
#define a_to_u_c(a) ((unsigned char) \
(((unsigned char*) a)[0] & 0xFF))
#define a_to_u_short(a) ((unsigned short) \
((((unsigned char*) a)[1] & 0xFF) | \
(((unsigned char*) a)[0] << 8 & 0xFF00)))
#define a_to_3_byte(a) ((unsigned long) \
((((unsigned char*) a)[2] & 0xFF) | \
(((unsigned char*) a)[1] << 8 & 0xFF00) | \
(((unsigned char*) a)[0] << 16 & 0xFF0000)))
#ifdef __STDC__
# define __TOP_BYTE 0xFF000000UL
#else
# define __TOP_BYTE 0xFF000000
#endif
#define a_to_u_long(a) ((unsigned long) \
((((unsigned char*) a)[3] & 0xFF) | \
(((unsigned char*) a)[2] << 8 & 0xFF00) | \
(((unsigned char*) a)[1] << 16 & 0xFF0000) | \
(((unsigned char*) a)[0] << 24 & __TOP_BYTE)))
#define la_to_u_long(a) ((unsigned long) \
((((unsigned char*) a)[0] & 0xFF) | \
(((unsigned char*) a)[1] << 8 & 0xFF00) | \
(((unsigned char*) a)[2] << 16 & 0xFF0000) | \
(((unsigned char*) a)[3] << 24 & __TOP_BYTE)))
#define GET_UBYTE(a) a_to_u_c(a)
#define GET_SBYTE(a) a_to_c(a)
#define GET_SHORT(a) a_to_u_short(&((unsigned char *) (a))[0])
#define GET_BSHORT(a) a_to_u_short(&((unsigned char *) (a))[2])
#define GET_INT(a) a_to_u_long(&((unsigned char *) (a))[0])
#define GET_LINT(a) la_to_u_long(&((unsigned char *) (a))[0])
#define GET_BINT(a) a_to_u_long(&((unsigned char *) (a))[4])