/* * (C) Copyright 2001 * Denis Peter, MPL AG Switzerland, d.peter@mpl.ch. * * SPDX-License-Identifier: GPL-2.0+ */ #ifndef _PART_CD_H #define _PART_CD_H #define BRVD 0x11 #define PVD_OFFSET 0x10 typedef struct iso_boot_rec { unsigned char desctype; /* type of Volume descriptor: 0 = boot record, 1 = primary, 2 = Supplement, 3 = volume part 0xff trminator */ unsigned char stand_ident[5]; /* "CD001" */ unsigned char vers; /* Version */ char ident_str[0x20]; /* Ident String "EL TORITO SPECIFICATION" */ unsigned char unused[0x20]; /* unused */ unsigned char pointer[4]; /* absolute pointer to Boot Catalog */ } iso_boot_rec_t; typedef struct iso_pri_rec { unsigned char desctype; /* type of Volume descriptor: 0 = boot record, 1 = primary, 2 = Supplement, 3 = volume part 0xff trminator */ unsigned char stand_ident[5]; /* "CD001" */ unsigned char vers; /* Version */ unsigned char unused; char sysid[32]; /* system Identifier */ char volid[32]; /* volume Identifier */ unsigned char zeros1[8]; /* unused */ unsigned long volsiz_LE; /* volume size Little Endian */ unsigned long volsiz_BE; /* volume size Big Endian */ unsigned char zeros2[32]; /* unused */ unsigned short setsize_LE; /* volume set size LE */ unsigned short setsize_BE; /* volume set size BE */ unsigned short seqnum_LE; /* volume sequence number LE */ unsigned short seqnum_BE; /* volume sequence number BE */ unsigned short secsize_LE; /* sector size LE */ unsigned short secsize_BE; /* sector size BE */ unsigned long pathtablen_LE;/* Path Table size LE */ unsigned long pathtablen_BE;/* Path Table size BE */ unsigned long firstsek_LEpathtab1_LE; /* location of first occurrence of little endian type path table */ unsigned long firstsek_LEpathtab2_LE; /* location of optional occurrence of little endian type path table */ unsigned long firstsek_BEpathtab1_BE; /* location of first occurrence of big endian type path table */ unsigned long firstsek_BEpathtab2_BE; /* location of optional occurrence of big endian type path table */ unsigned char rootdir[34]; /* directory record for root dir */ char volsetid[128];/* Volume set identifier */ char pubid[128]; /* Publisher identifier */ char dataprepid[128]; /* data preparer identifier */ char appid[128]; /* application identifier */ char copyr[37]; /* copyright string */ char abstractfileid[37]; /* abstract file identifier */ char bibliofileid[37]; /* bibliographic file identifier */ unsigned char creationdate[17]; /* creation date */ unsigned char modify[17]; /* modification date */ unsigned char expire[17]; /* expiring date */ unsigned char effective[17];/* effective date */ unsigned char filestruc_ver; /* file structur version */ } iso_pri_rec_t; typedef struct iso_sup_rec { unsigned char desctype; /* type of Volume descriptor: 0 = boot record, 1 = primary, 2 = Supplement, 3 = volume part 0xff trminator */ unsigned char stand_ident[5]; /* "CD001" */ unsigned char vers; /* Version */ unsigned char volumeflags; /* if bit 0 = 0 => all escape sequences are according ISO 2375 */ char sysid[32]; /* system Identifier */ char volid[32]; /* volume Identifier */ unsigned char zeros1[8]; /* unused */ unsigned long volsiz_LE; /* volume size Little Endian */ unsigned long volsiz_BE; /* volume size Big Endian */ unsigned char escapeseq[32];/* Escape sequences */ unsigned short setsize_LE; /* volume set size LE */ unsigned short setsize_BE; /* volume set size BE */ unsigned short seqnum_LE; /* volume sequence number LE */ unsigned short seqnum_BE; /* volume sequence number BE */ unsigned short secsize_LE; /* sector size LE */ unsigned short secsize_BE; /* sector size BE */ unsigned long pathtablen_LE;/* Path Table size LE */ unsigned long pathtablen_BE;/* Path Table size BE */ unsigned long firstsek_LEpathtab1_LE; /* location of first occurrence of little endian type path table */ unsigned long firstsek_LEpathtab2_LE; /* location of optional occurrence of little endian type path table */ unsigned long firstsek_BEpathtab1_BE; /* location of first occurrence of big endian type path table */ unsigned long firstsek_BEpathtab2_BE; /* location of optional occurrence of big endian type path table */ unsigned char rootdir[34]; /* directory record for root dir */ char volsetid[128];/* Volume set identifier */ char pubid[128]; /* Publisher identifier */ char dataprepid[128]; /* data preparer identifier */ char appid[128]; /* application identifier */ char copyr[37]; /* copyright string */ char abstractfileid[37]; /* abstract file identifier */ char bibliofileid[37]; /* bibliographic file identifier */ unsigned char creationdate[17]; /* creation date */ unsigned char modify[17]; /* modification date */ unsigned char expire[17]; /* expiring date */ unsigned char effective[17];/* effective date */ unsigned char filestruc_ver; /* file structur version */ }iso_sup_rec_t; typedef struct iso_part_rec { unsigned char desctype; /* type of Volume descriptor: 0 = boot record, 1 = primary, 2 = Supplement, 3 = volume part 0xff trminator */ unsigned char stand_ident[5]; /* "CD001" */ unsigned char vers; /* Version */ unsigned char unused; char sysid[32]; /* system Identifier */ char volid[32]; /* volume partition Identifier */ unsigned long partloc_LE; /* volume partition location LE */ unsigned long partloc_BE; /* volume partition location BE */ unsigned long partsiz_LE; /* volume partition size LE */ unsigned long partsiz_BE; /* volume partition size BE */ }iso_part_rec_t; typedef struct iso_val_entry { unsigned char header_id; /* Header ID must be 0x01 */ unsigned char platform; /* Platform: 0=x86, 1=PowerPC, 2=MAC */ unsigned char res[2]; /* reserved */ char manu_str[0x18]; /* Ident String of manufacturer/developer */ unsigned char chk_sum[2]; /* Check sum (all words must be zero) */ unsigned char key[2]; /* key[0]=55, key[1]=0xAA */ } iso_val_entry_t; typedef struct iso_header_entry { unsigned char header_id; /* Header ID must be 0x90 or 0x91 */ unsigned char platform; /* Platform: 0=x86, 1=PowerPC, 2=MAC */ unsigned char numentry[2]; /* number of entries */ char id_str[0x1C]; /* Ident String of sectionr */ } iso_header_entry_t; typedef struct iso_init_def_entry { unsigned char boot_ind; /* Boot indicator 0x88=bootable 0=not bootable */ 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) */ unsigned char ld_seg[2]; /* Load segment (flat model=addr/10) */ unsigned char systype; /* System Type copy of byte5 of part table */ unsigned char res; /* reserved */ unsigned char sec_cnt[2]; /* sector count in VIRTUAL Blocks (0x200) */ unsigned char rel_block_addr[4]; /* relative Block address */ } iso_init_def_entry_t; void print_partition_cd(int dev); #endif /* _PART_CD_H */