1 /* 2 * (C) Copyright 2001 3 * Denis Peter, MPL AG Switzerland, d.peter@mpl.ch. 4 * 5 * See file CREDITS for list of people who contributed to this 6 * project. 7 * 8 * This program is free software; you can redistribute it and/or 9 * modify it under the terms of the GNU General Public License as 10 * published by the Free Software Foundation; either version 2 of 11 * the License, or (at your option) any later version. 12 * 13 * This program is distributed in the hope that it will be useful, 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 * GNU General Public License for more details. 17 * 18 * You should have received a copy of the GNU General Public License 19 * along with this program; if not, write to the Free Software 20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 21 * MA 02111-1307 USA 22 */ 23 #ifndef _PART_CD_H 24 #define _PART_CD_H 25 26 #define BRVD 0x11 27 #define PVD_OFFSET 0x10 28 29 30 typedef struct iso_boot_rec { 31 unsigned char desctype; /* type of Volume descriptor: 0 = boot record, 1 = primary, 2 = Supplement, 3 = volume part 0xff trminator */ 32 unsigned char stand_ident[5]; /* "CD001" */ 33 unsigned char vers; /* Version */ 34 char ident_str[0x20]; /* Ident String "EL TORITO SPECIFICATION" */ 35 unsigned char unused[0x20]; /* unused */ 36 unsigned char pointer[4]; /* absolute pointer to Boot Catalog */ 37 } iso_boot_rec_t; 38 39 40 typedef struct iso_pri_rec { 41 unsigned char desctype; /* type of Volume descriptor: 0 = boot record, 1 = primary, 2 = Supplement, 3 = volume part 0xff trminator */ 42 unsigned char stand_ident[5]; /* "CD001" */ 43 unsigned char vers; /* Version */ 44 unsigned char unused; 45 char sysid[32]; /* system Identifier */ 46 char volid[32]; /* volume Identifier */ 47 unsigned char zeros1[8]; /* unused */ 48 unsigned long volsiz_LE; /* volume size Little Endian */ 49 unsigned long volsiz_BE; /* volume size Big Endian */ 50 unsigned char zeros2[32]; /* unused */ 51 unsigned short setsize_LE; /* volume set size LE */ 52 unsigned short setsize_BE; /* volume set size BE */ 53 unsigned short seqnum_LE; /* volume sequence number LE */ 54 unsigned short seqnum_BE; /* volume sequence number BE */ 55 unsigned short secsize_LE; /* sector size LE */ 56 unsigned short secsize_BE; /* sector size BE */ 57 unsigned long pathtablen_LE;/* Path Table size LE */ 58 unsigned long pathtablen_BE;/* Path Table size BE */ 59 unsigned long firstsek_LEpathtab1_LE; /* location of first occurrence of little endian type path table */ 60 unsigned long firstsek_LEpathtab2_LE; /* location of optional occurrence of little endian type path table */ 61 unsigned long firstsek_BEpathtab1_BE; /* location of first occurrence of big endian type path table */ 62 unsigned long firstsek_BEpathtab2_BE; /* location of optional occurrence of big endian type path table */ 63 unsigned char rootdir[34]; /* directory record for root dir */ 64 char volsetid[128];/* Volume set identifier */ 65 char pubid[128]; /* Publisher identifier */ 66 char dataprepid[128]; /* data preparer identifier */ 67 char appid[128]; /* application identifier */ 68 char copyr[37]; /* copyright string */ 69 char abstractfileid[37]; /* abstract file identifier */ 70 char bibliofileid[37]; /* bibliographic file identifier */ 71 unsigned char creationdate[17]; /* creation date */ 72 unsigned char modify[17]; /* modification date */ 73 unsigned char expire[17]; /* expiring date */ 74 unsigned char effective[17];/* effective date */ 75 unsigned char filestruc_ver; /* file structur version */ 76 } iso_pri_rec_t; 77 78 typedef struct iso_sup_rec { 79 unsigned char desctype; /* type of Volume descriptor: 0 = boot record, 1 = primary, 2 = Supplement, 3 = volume part 0xff trminator */ 80 unsigned char stand_ident[5]; /* "CD001" */ 81 unsigned char vers; /* Version */ 82 unsigned char volumeflags; /* if bit 0 = 0 => all escape sequences are according ISO 2375 */ 83 char sysid[32]; /* system Identifier */ 84 char volid[32]; /* volume Identifier */ 85 unsigned char zeros1[8]; /* unused */ 86 unsigned long volsiz_LE; /* volume size Little Endian */ 87 unsigned long volsiz_BE; /* volume size Big Endian */ 88 unsigned char escapeseq[32];/* Escape sequences */ 89 unsigned short setsize_LE; /* volume set size LE */ 90 unsigned short setsize_BE; /* volume set size BE */ 91 unsigned short seqnum_LE; /* volume sequence number LE */ 92 unsigned short seqnum_BE; /* volume sequence number BE */ 93 unsigned short secsize_LE; /* sector size LE */ 94 unsigned short secsize_BE; /* sector size BE */ 95 unsigned long pathtablen_LE;/* Path Table size LE */ 96 unsigned long pathtablen_BE;/* Path Table size BE */ 97 unsigned long firstsek_LEpathtab1_LE; /* location of first occurrence of little endian type path table */ 98 unsigned long firstsek_LEpathtab2_LE; /* location of optional occurrence of little endian type path table */ 99 unsigned long firstsek_BEpathtab1_BE; /* location of first occurrence of big endian type path table */ 100 unsigned long firstsek_BEpathtab2_BE; /* location of optional occurrence of big endian type path table */ 101 unsigned char rootdir[34]; /* directory record for root dir */ 102 char volsetid[128];/* Volume set identifier */ 103 char pubid[128]; /* Publisher identifier */ 104 char dataprepid[128]; /* data preparer identifier */ 105 char appid[128]; /* application identifier */ 106 char copyr[37]; /* copyright string */ 107 char abstractfileid[37]; /* abstract file identifier */ 108 char bibliofileid[37]; /* bibliographic file identifier */ 109 unsigned char creationdate[17]; /* creation date */ 110 unsigned char modify[17]; /* modification date */ 111 unsigned char expire[17]; /* expiring date */ 112 unsigned char effective[17];/* effective date */ 113 unsigned char filestruc_ver; /* file structur version */ 114 }iso_sup_rec_t; 115 116 typedef struct iso_part_rec { 117 unsigned char desctype; /* type of Volume descriptor: 0 = boot record, 1 = primary, 2 = Supplement, 3 = volume part 0xff trminator */ 118 unsigned char stand_ident[5]; /* "CD001" */ 119 unsigned char vers; /* Version */ 120 unsigned char unused; 121 char sysid[32]; /* system Identifier */ 122 char volid[32]; /* volume partition Identifier */ 123 unsigned long partloc_LE; /* volume partition location LE */ 124 unsigned long partloc_BE; /* volume partition location BE */ 125 unsigned long partsiz_LE; /* volume partition size LE */ 126 unsigned long partsiz_BE; /* volume partition size BE */ 127 }iso_part_rec_t; 128 129 130 typedef struct iso_val_entry { 131 unsigned char header_id; /* Header ID must be 0x01 */ 132 unsigned char platform; /* Platform: 0=x86, 1=PowerPC, 2=MAC */ 133 unsigned char res[2]; /* reserved */ 134 char manu_str[0x18]; /* Ident String of manufacturer/developer */ 135 unsigned char chk_sum[2]; /* Check sum (all words must be zero) */ 136 unsigned char key[2]; /* key[0]=55, key[1]=0xAA */ 137 } iso_val_entry_t; 138 139 typedef struct iso_header_entry { 140 unsigned char header_id; /* Header ID must be 0x90 or 0x91 */ 141 unsigned char platform; /* Platform: 0=x86, 1=PowerPC, 2=MAC */ 142 unsigned char numentry[2]; /* number of entries */ 143 char id_str[0x1C]; /* Ident String of sectionr */ 144 } iso_header_entry_t; 145 146 147 typedef struct iso_init_def_entry { 148 unsigned char boot_ind; /* Boot indicator 0x88=bootable 0=not bootable */ 149 unsigned char boot_media; /* boot Media Type: 0=no Emulation, 1=1.2MB floppy, 2=1.44MB floppy, 3=2.88MB floppy 4=hd (0x80) */ 150 unsigned char ld_seg[2]; /* Load segment (flat model=addr/10) */ 151 unsigned char systype; /* System Type copy of byte5 of part table */ 152 unsigned char res; /* reserved */ 153 unsigned char sec_cnt[2]; /* sector count in VIRTUAL Blocks (0x200) */ 154 unsigned char rel_block_addr[4]; /* relative Block address */ 155 } iso_init_def_entry_t; 156 157 158 void print_partition_cd(int dev); 159 160 #endif /* _PART_CD_H */ 161