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/* $NetBSD: cd9660.h,v 1.17 2011/06/23 02:35:56 enami Exp $ */
/*
* Copyright (c) 2005 Daniel Watt, Walter Deignan, Ryan Gabrys, Alan
* Perez-Rathke and Ram Vedam. All rights reserved.
*
* This code was written by Daniel Watt, Walter Deignan, Ryan Gabrys,
* Alan Perez-Rathke and Ram Vedam.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY DANIEL WATT, WALTER DEIGNAN, RYAN
* GABRYS, ALAN PEREZ-RATHKE AND RAM VEDAM ``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 DANIEL WATT, WALTER DEIGNAN, RYAN
* GABRYS, ALAN PEREZ-RATHKE AND RAM VEDAM 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.
*
* $FreeBSD: release/9.1.0/usr.sbin/makefs/cd9660.h 231942 2012-02-20 18:49:11Z jkim $
*/
#ifndef _MAKEFS_CD9660_H
#define _MAKEFS_CD9660_H
#include <inttypes.h>
#include <assert.h>
#include <errno.h>
#include <fcntl.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <time.h>
#include <limits.h>
#include <sys/queue.h>
#include <sys/param.h>
#include <sys/endian.h>
#include "makefs.h"
#include "iso.h"
#include "iso_rrip.h"
#include "cd9660/cd9660_eltorito.h"
#ifdef DEBUG
#define INODE_WARNX(__x) warnx __x
#else /* DEBUG */
#define INODE_WARNX(__x)
#endif /* DEBUG */
#define CD9660MAXPATH 4096
#define ISO_STRING_FILTER_NONE = 0x00
#define ISO_STRING_FILTER_DCHARS = 0x01
#define ISO_STRING_FILTER_ACHARS = 0x02
/*
Extended preferences type, in the spirit of what makefs gives us (only ints)
*/
typedef struct {
const char *shortName; /* Short option */
const char *name; /* option name */
char *value; /* where to stuff the value */
int minLength; /* minimum for value */
int maxLength; /* maximum for value */
const char *desc; /* option description */
int filterFlags;
} string_option_t;
/******** STRUCTURES **********/
/*Defaults*/
#define ISO_DEFAULT_VOLUMEID "MAKEFS_CD9660_IMAGE"
#define ISO_DEFAULT_APPID "MAKEFS"
#define ISO_DEFAULT_PUBLISHER "MAKEFS"
#define ISO_DEFAULT_PREPARER "MAKEFS"
#define ISO_VOLUME_DESCRIPTOR_STANDARD_ID "CD001"
#define ISO_VOLUME_DESCRIPTOR_BOOT 0
#define ISO_VOLUME_DESCRIPTOR_PVD 1
#define ISO_VOLUME_DESCRIPTOR_TERMINATOR 255
/*30 for name and extension, as well as version number and padding bit*/
#define ISO_FILENAME_MAXLENGTH_BEFORE_VERSION 30
#define ISO_FILENAME_MAXLENGTH 36
#define ISO_FILENAME_MAXLENGTH_WITH_PADDING 37
#define ISO_FLAG_CLEAR 0x00
#define ISO_FLAG_HIDDEN 0x01
#define ISO_FLAG_DIRECTORY 0x02
#define ISO_FLAG_ASSOCIATED 0x04
#define ISO_FLAG_PERMISSIONS 0x08
#define ISO_FLAG_RESERVED5 0x10
#define ISO_FLAG_RESERVED6 0x20
#define ISO_FLAG_FINAL_RECORD 0x40
#define ISO_PATHTABLE_ENTRY_BASESIZE 8
#define ISO_RRIP_DEFAULT_MOVE_DIR_NAME "RR_MOVED"
#define RRIP_DEFAULT_MOVE_DIR_NAME ".rr_moved"
#define CD9660_BLOCKS(__sector_size, __bytes) \
howmany((__bytes), (__sector_size))
#define CD9660_MEM_ALLOC_ERROR(_F) \
err(EXIT_FAILURE, "%s, %s l. %d", _F, __FILE__, __LINE__)
#define CD9660_IS_COMMAND_ARG_DUAL(var,short,long)\
(strcmp((var),(short)) == 0) || (strcmp((var),(long))==0)
#define CD9660_IS_COMMAND_ARG(var,arg)\
(strcmp((var),(arg)) == 0)
#define CD9660_TYPE_FILE 0x01
#define CD9660_TYPE_DIR 0x02
#define CD9660_TYPE_DOT 0x04
#define CD9660_TYPE_DOTDOT 0x08
#define CD9660_TYPE_VIRTUAL 0x80
#define CD9660_INODE_HASH_SIZE 1024
#define CD9660_SECTOR_SIZE 2048
#define CD9660_END_PADDING 150
/* Slight modification of the ISO structure in iso.h */
typedef struct _iso_directory_record_cd9660 {
u_char length [ISODCL (1, 1)]; /* 711 */
u_char ext_attr_length [ISODCL (2, 2)]; /* 711 */
u_char extent [ISODCL (3, 10)]; /* 733 */
u_char size [ISODCL (11, 18)]; /* 733 */
u_char date [ISODCL (19, 25)]; /* 7 by 711 */
u_char flags [ISODCL (26, 26)];
u_char file_unit_size [ISODCL (27, 27)]; /* 711 */
u_char interleave [ISODCL (28, 28)]; /* 711 */
u_char volume_sequence_number [ISODCL (29, 32)]; /* 723 */
u_char name_len [ISODCL (33, 33)]; /* 711 */
char name [ISO_FILENAME_MAXLENGTH_WITH_PADDING];
} iso_directory_record_cd9660;
/* TODO: Lots of optimization of this structure */
typedef struct _cd9660node {
u_char type;/* Used internally */
/* Tree structure */
struct _cd9660node *parent; /* parent (NULL if root) */
TAILQ_HEAD(cd9660_children_head, _cd9660node) cn_children;
TAILQ_ENTRY(_cd9660node) cn_next_child;
struct _cd9660node *dot_record; /* For directories, used mainly in RRIP */
struct _cd9660node *dot_dot_record;
fsnode *node; /* pointer to fsnode */
struct _iso_directory_record_cd9660 *isoDirRecord;
struct iso_extended_attributes *isoExtAttributes;
/***** SIZE CALCULATION *****/
/*already stored in isoDirRecord, but this is an int version, and will be
copied to isoDirRecord on writing*/
uint32_t fileDataSector;
/*
* same thing, though some notes:
* If a file, this is the file size
* If a directory, this is the size of all its children's
* directory records
* plus necessary padding
*/
int64_t fileDataLength;
int64_t fileSectorsUsed;
int fileRecordSize;/*copy of a variable, int for quicker calculations*/
/* Old name, used for renaming - needs to be optimized but low priority */
char o_name [ISO_FILENAME_MAXLENGTH_WITH_PADDING];
/***** SPACE RESERVED FOR EXTENSIONS *****/
/* For memory efficiency's sake - we should move this to a separate struct
and point to null if not needed */
/* For Rock Ridge */
struct _cd9660node *rr_real_parent, *rr_relocated;
int64_t susp_entry_size;
int64_t susp_dot_entry_size;
int64_t susp_dot_dot_entry_size;
/* Continuation area stuff */
int64_t susp_entry_ce_start;
int64_t susp_dot_ce_start;
int64_t susp_dot_dot_ce_start;
int64_t susp_entry_ce_length;
int64_t susp_dot_ce_length;
int64_t susp_dot_dot_ce_length;
/* Data to put at the end of the System Use field */
int64_t su_tail_size;
char *su_tail_data;
/*** PATH TABLE STUFF ***/
int level; /*depth*/
int ptnumber;
struct _cd9660node *ptnext, *ptprev, *ptlast;
/* SUSP entries */
TAILQ_HEAD(susp_linked_list, ISO_SUSP_ATTRIBUTES) head;
} cd9660node;
typedef struct _path_table_entry
{
u_char length[ISODCL (1, 1)];
u_char extended_attribute_length[ISODCL (2, 2)];
u_char first_sector[ISODCL (3, 6)];
u_char parent_number[ISODCL (7, 8)];
u_char name[ISO_FILENAME_MAXLENGTH_WITH_PADDING];
} path_table_entry;
typedef struct _volume_descriptor
{
u_char *volumeDescriptorData; /*ALWAYS 2048 bytes long*/
int64_t sector;
struct _volume_descriptor *next;
} volume_descriptor;
typedef struct _iso9660_disk {
int sectorSize;
struct iso_primary_descriptor primaryDescriptor;
struct iso_supplementary_descriptor supplementaryDescriptor;
volume_descriptor *firstVolumeDescriptor;
cd9660node *rootNode;
/* Important sector numbers here */
/* primaryDescriptor.type_l_path_table*/
int64_t primaryBigEndianTableSector;
/* primaryDescriptor.type_m_path_table*/
int64_t primaryLittleEndianTableSector;
/* primaryDescriptor.opt_type_l_path_table*/
int64_t secondaryBigEndianTableSector;
/* primaryDescriptor.opt_type_m_path_table*/
int64_t secondaryLittleEndianTableSector;
/* primaryDescriptor.path_table_size*/
int pathTableLength;
int64_t dataFirstSector;
int64_t totalSectors;
/* OPTIONS GO HERE */
int isoLevel;
int include_padding_areas;
int follow_sym_links;
int verbose_level;
int displayHelp;
int keep_bad_images;
/* SUSP options and variables */
int64_t susp_continuation_area_start_sector;
int64_t susp_continuation_area_size;
int64_t susp_continuation_area_current_free;
int rock_ridge_enabled;
/* Other Rock Ridge Variables */
char *rock_ridge_renamed_dir_name;
int rock_ridge_move_count;
cd9660node *rr_moved_dir;
int archimedes_enabled;
int chrp_boot;
/* Spec breaking options */
u_char allow_deep_trees;
u_char allow_start_dot;
u_char allow_max_name; /* Allow 37 char filenames*/
u_char allow_illegal_chars; /* ~, !, # */
u_char allow_lowercase;
u_char allow_multidot;
u_char omit_trailing_period;
/* BOOT INFORMATION HERE */
int has_generic_bootimage; /* Default to 0 */
char *generic_bootimage;
int is_bootable;/* Default to 0 */
int64_t boot_catalog_sector;
boot_volume_descriptor *boot_descriptor;
char * boot_image_directory;
TAILQ_HEAD(boot_image_list,cd9660_boot_image) boot_images;
int image_serialno;
LIST_HEAD(boot_catalog_entries,boot_catalog_entry) boot_entries;
} iso9660_disk;
/******** GLOBAL VARIABLES ***********/
extern iso9660_disk diskStructure;
/************ FUNCTIONS **************/
int cd9660_valid_a_chars(const char *);
int cd9660_valid_d_chars(const char *);
void cd9660_uppercase_characters(char *, int);
/* ISO Data Types */
void cd9660_721(uint16_t, unsigned char *);
void cd9660_731(uint32_t, unsigned char *);
void cd9660_722(uint16_t, unsigned char *);
void cd9660_732(uint32_t, unsigned char *);
void cd9660_bothendian_dword(uint32_t dw, unsigned char *);
void cd9660_bothendian_word(uint16_t dw, unsigned char *);
void cd9660_set_date(char *, time_t);
void cd9660_time_8426(unsigned char *, time_t);
void cd9660_time_915(unsigned char *, time_t);
/*** Boot Functions ***/
int cd9660_write_generic_bootimage(FILE *);
int cd9660_add_generic_bootimage(const char *);
int cd9660_write_boot(FILE *);
int cd9660_add_boot_disk(const char *);
int cd9660_eltorito_add_boot_option(const char *, const char *);
int cd9660_setup_boot(int);
int cd9660_setup_boot_volume_descriptor(volume_descriptor *);
/*** Write Functions ***/
int cd9660_write_image(const char *image);
int cd9660_copy_file(FILE *, off_t, const char *);
void cd9660_compute_full_filename(cd9660node *, char *);
int cd9660_compute_record_size(cd9660node *);
/* Debugging functions */
void debug_print_tree(cd9660node *,int);
void debug_print_path_tree(cd9660node *);
void debug_print_volume_descriptor_information(void);
void debug_dump_to_xml_ptentry(path_table_entry *,int, int);
void debug_dump_to_xml_path_table(FILE *, off_t, int, int);
void debug_dump_to_xml(FILE *);
int debug_get_encoded_number(unsigned char *, int);
void debug_dump_integer(const char *, char *,int);
void debug_dump_string(const char *,unsigned char *,int);
void debug_dump_directory_record_9_1(unsigned char *);
void debug_dump_to_xml_volume_descriptor(unsigned char *,int);
void cd9660_pad_string_spaces(char *, int);
#endif