mkisofs.c

创建一个符合iso-9660标准的iso文件系统

/* @(#)mkisofs.c	1.70 00/07/20 joerg */
#ifndef lint
static	char sccsid[] =
	"@(#)mkisofs.c	1.70 00/07/20 joerg";
#endif
/*
 * Program mkisofs.c - generate iso9660 filesystem  based upon directory
 * tree on hard disk.

   Written by Eric Youngdale (1993).

   Copyright 1993 Yggdrasil Computing, Incorporated
   Copyright (c) 1999,2000 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; if not, write to the Free Software
   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */

/* APPLE_HYB James Pearson [e-mail] 22/2/2000 */

#include "config.h"
#include <errno.h>
#include "mkisofs.h"
#include "match.h"

#ifdef linux
#include <getopt.h>
#else
#include "getopt.h"
#endif

#include "iso9660.h"
#include <ctype.h>

#ifndef VMS
#include <time.h>
#else
#include <sys/time.h>
#include "vms.h"
#endif

#include <stdxlib.h>
#include <sys/stat.h>
#include <unixstd.h>
#include <fctldefs.h>
#include "exclude.h"

#ifdef	no_more_needed
#ifdef __NetBSD__
#include <sys/time.h>
#include <sys/resource.h>
#endif
#endif	/* no_more_needed */

#include <unls.h>	/* For UNICODE translation */

#ifdef	USE_LIBSCHILY
#include <standard.h>
#include <schily.h>
#endif

struct directory *root = NULL;

char	version_string[] = "mkisofs 1.13";

char		*outfile;
FILE		*discimage;
unsigned int	next_extent	= 0;
unsigned int	last_extent	= 0;
unsigned int	session_start	= 0;
unsigned int	path_table_size	= 0;
unsigned int	path_table[4]	= {0,};
unsigned int	path_blocks	= 0;


unsigned int	jpath_table_size = 0;
unsigned int	jpath_table[4]	= {0,};
unsigned int	jpath_blocks	= 0;

struct iso_directory_record root_record;
struct iso_directory_record jroot_record;

char	*extension_record = NULL;
int	extension_record_extent = 0;
int	extension_record_size = 0;

/* These variables are associated with command line options */
int	check_oldnames = 0;
int	use_eltorito = 0;
int	hard_disk_boot = 0;
int	not_bootable = 0;
int	no_emul_boot = 0;
int	load_addr = 0;
int	load_size = 0;
int	boot_info_table = 0;
int	use_sparcboot = 0;
int	use_genboot = 0;
int	use_RockRidge = 0;
int	use_Joliet = 0;
int	verbose = 1;
int	gui = 0;
int	all_files = 1;	/* New default is to include all files */
int	follow_links = 0;
int	rationalize = 0;
int	generate_tables = 0;
int	dopad = 0;
int	print_size = 0;
int	split_output = 0;
char	*jcharset = NULL;	/* Original charset to convert to
					   UNICODE */
char	*preparer = PREPARER_DEFAULT;
char	*publisher = PUBLISHER_DEFAULT;
char	*appid = APPID_DEFAULT;
char	*copyright = COPYRIGHT_DEFAULT;
char	*biblio = BIBLIO_DEFAULT;
char	*abstract = ABSTRACT_DEFAULT;
char	*volset_id = VOLSET_ID_DEFAULT;
char	*volume_id = VOLUME_ID_DEFAULT;
char	*system_id = SYSTEM_ID_DEFAULT;
char	*boot_catalog = BOOT_CATALOG_DEFAULT;
char	*boot_image = BOOT_IMAGE_DEFAULT;
char	*genboot_image = BOOT_IMAGE_DEFAULT;
int	ucs_level = 3;		/* We now have Unicode tables so use level 3 */
int	volume_set_size = 1;
int	volume_sequence_number = 1;

struct eltorito_boot_entry_info *first_boot_entry = NULL;
struct eltorito_boot_entry_info *last_boot_entry = NULL;
struct eltorito_boot_entry_info *current_boot_entry = NULL;

int	jhide_trans_tbl;	/* Hide TRANS.TBL from Joliet tree */
int	hide_rr_moved;		/* Name RR_MOVED .rr_moved in Rock Ridge tree */
int	omit_period = 0;	/* Violates iso9660, but these are a pain */
int	transparent_compression = 0; /* So far only works with linux */
int	omit_version_number = 0;/* May violate iso9660, but noone uses vers */
int	no_rr = 0;		/* Do not use RR attributes from old session */
int	RR_relocation_depth = 6;/* Violates iso9660, but most systems work */
int	iso9660_level = 1;
int	iso9660_namelen = LEN_ISONAME; /* 31 characters, may be set to 37 */
int	full_iso9660_filenames = 0; /* Full 31 character iso9660 filenames */
int	relaxed_filenames = 0;	/* For Amiga.  Disc will not work with DOS */
int	allow_lowercase = 0;	/* Allow lower case letters */
int	allow_multidot = 0;	/* Allow more than on dot in filename */
int	iso_translate = 1;	/* 1 == enables '#' and '~' removal */
int	allow_leading_dots = 0;	/* DOS cannot read names with leading dots */
#ifdef	VMS
int	use_fileversion = 1;	/* Use file version # from filesystem */
#else
int	use_fileversion = 0;	/* Use file version # from filesystem */
#endif
int	split_SL_component = 1;	/* circumvent a bug in the SunOS driver */
int	split_SL_field = 1;	/* circumvent a bug in the SunOS */
char	*trans_tbl = "TRANS.TBL"; /* default name for translation table */

#ifdef APPLE_HYB
int	apple_hyb = 0;		/* create HFS hybrid flag */
int	apple_ext = 0;		/* create HFS extensions flag */
int	apple_both = 0;		/* common flag (for above) */
int	hfs_extra = 0;		/* extra HFS blocks added to end of ISO vol */
int	use_mac_name = 0;	/* use Mac name for ISO/Joliet/RR flag */
hce_mem	*hce;			/* libhfs/mkisofs extras */
char	*hfs_boot_file = 0;	/* name of HFS boot file */
int	gen_pt = 0;		/* generate HFS partition table */
char	*autoname = 0;		/* AutoStart filename */
char	*magic_file = 0;	/* name of magic file */
int	probe = 0;		/* search files for HFS/Unix type */
int	nomacfiles = 0;		/* don't look for Mac/Unix files */
int	hfs_select = 0;		/* Mac/Unix types to select */
int	create_dt = 1;		/* create the Desktp files */
int	afe_size = 0;		/* Apple File Exchange block size */
int	hfs_last = MAG_LAST;	/* process magic file after map file */
char	*deftype = APPLE_TYPE_DEFAULT;	/* default Apple TYPE */
char	*defcreator = APPLE_CREATOR_DEFAULT;	/* default Apple CREATOR */
char	*hfs_volume_id = NULL;	/* HFS volume ID */
int	icon_pos = 0;		/* Keep icon position */

#ifdef PREP_BOOT
char	*prep_boot_image[4];
int	use_prep_boot = 0;

#endif	/* PREP_BOOT */
#endif	/* APPLE_HYB */

#ifdef SORTING
int	do_sort = 0;		/* sort file data */
#endif /* SORTING */

struct nls_table *nls = NULL;	/* UNICODE conversion table */

struct rcopts {
	char		*tag;
	char		**variable;
};

struct rcopts rcopt[] = {
	{"PREP", &preparer},
	{"PUBL", &publisher},
	{"APPI", &appid},
	{"COPY", &copyright},
	{"BIBL", &biblio},
	{"ABST", &abstract},
	{"VOLS", &volset_id},
	{"VOLI", &volume_id},
	{"SYSI", &system_id},
#ifdef APPLE_HYB
	{"HFS_TYPE", &deftype},
	{"HFS_CREATOR", &defcreator},
#endif	/* APPLE_HYB */
	{NULL, NULL}
};

/*
 * In case it isn't obvious, the option handling code was ripped off
 * from GNU-ld.
 */
struct ld_option {
	/* The long option information.  */
	struct option	opt;
	/* The short option with the same meaning ('\0' if none).  */
	char		shortopt;
	/* The name of the argument (NULL if none).  */
	const char	*arg;
	/*
	 * The documentation string.  If this is NULL, this is a synonym for
	 * the previous option.
	 */
	const char	*doc;
	enum {
		/* Use one dash before long option name.  */
		ONE_DASH,
		/* Use two dashes before long option name.  */
		TWO_DASHES,
		/* Don't mention this option in --help output.  */
		NO_HELP
	} control;
};

/*
 * Codes used for the long options with no short synonyms.  150 isn't
 * special; it's just an arbitrary non-ASCII char value.
 */
#define OPTION_HELP			150
#define OPTION_QUIET			151
#define OPTION_NOSPLIT_SL_COMPONENT	152
#define OPTION_NOSPLIT_SL_FIELD		153
#define OPTION_PRINT_SIZE		154
#define OPTION_SPLIT_OUTPUT		155
#define OPTION_ABSTRACT			156
#define OPTION_BIBLIO			157
#define OPTION_COPYRIGHT		158
#define OPTION_SYSID			159
#define OPTION_VOLSET			160
#define OPTION_VOLSET_SIZE		161
#define OPTION_VOLSET_SEQ_NUM		162
#define OPTION_I_HIDE			163
#define OPTION_J_HIDE			164
#define OPTION_LOG_FILE			165
#define OPTION_PVERSION			166
#define OPTION_NOBAK			167
#define OPTION_SPARCLABEL		168
#define OPTION_HARD_DISK_BOOT		169
#define OPTION_NO_EMUL_BOOT		170
#define OPTION_NO_BOOT			171
#define OPTION_BOOT_LOAD_ADDR		172
#define OPTION_BOOT_LOAD_SIZE		173
#define OPTION_BOOT_INFO_TABLE		174
#define OPTION_HIDE_TRANS_TBL		175
#define OPTION_HIDE_RR_MOVED		176
#define OPTION_GUI			177
#define OPTION_TRANS_TBL		178
#define OPTION_P_LIST			179
#define OPTION_I_LIST			180
#define OPTION_J_LIST			181
#define OPTION_X_LIST			182
#define OPTION_NO_RR			183
#define OPTION_JCHARSET			184
#define OPTION_PAD			185
#define OPTION_H_HIDE			186
#define OPTION_H_LIST			187
#define OPTION_CHECK_OLDNAMES		188

#ifdef SORTING
#define OPTION_SORT			189
#endif /* SORTING */
#define OPTION_UCS_LEVEL		190
#define OPTION_ISO_TRANSLATE		191
#define OPTION_ISO_LEVEL		192
#define OPTION_RELAXED_FILENAMES	193
#define OPTION_ALLOW_LOWERCASE		194
#define OPTION_ALLOW_MULTIDOT		195
#define OPTION_USE_FILEVERSION		196
#define OPTION_MAX_FILENAMES		197
#define OPTION_ALT_BOOT			198
#define OPTION_USE_GRAFT		199

#ifdef APPLE_HYB
#define OPTION_CAP			200
#define OPTION_NETA			201
#define OPTION_DBL			202
#define OPTION_ESH			203
#define OPTION_FE			204
#define OPTION_SGI			205
#define OPTION_MBIN			206
#define OPTION_SGL			207
/* aliases */
#define OPTION_USH			208
#define OPTION_XIN			209

#define OPTION_DAVE			210
#define OPTION_SFM			211

#define OPTION_PROBE			220
#define OPTION_MACNAME			221
#define OPTION_NOMACFILES		222
#define OPTION_BOOT_HFS_FILE		223
#define OPTION_MAGIC_FILE		224

#define OPTION_HFS_LIST			225

#define OPTION_GEN_PT			226

#define OPTION_CREATE_DT		227
#define OPTION_HFS_HIDE			228

#define OPTION_AUTOSTART		229
#define OPTION_BSIZE			230
#define OPTION_HFS_VOLID		231
#define OPTION_PREP_BOOT		232
#define OPTION_ICON_POS			233

#define OPTION_HFS_TYPE			234
#define OPTION_HFS_CREATOR		235

#define OPTION_ROOT_INFO		236

#endif	/* APPLE_HYB */

static int	save_pname = 0;

static const struct ld_option ld_options[] =
{
	{{"nobak", no_argument, NULL, OPTION_NOBAK},
	'\0', NULL, "Do not include backup files", ONE_DASH},
	{{"no-bak", no_argument, NULL, OPTION_NOBAK},
	'\0', NULL, "Do not include backup files", ONE_DASH},
	{{"abstract", required_argument, NULL, OPTION_ABSTRACT},
	'\0', "FILE", "Set Abstract filename", ONE_DASH},
	{{"appid", required_argument, NULL, 'A'},
	'A', "ID", "Set Application ID", ONE_DASH},
	{{"biblio", required_argument, NULL, OPTION_BIBLIO},
	'\0', "FILE", "Set Bibliographic filename", ONE_DASH},
	{{"check-oldnames", no_argument, NULL, OPTION_CHECK_OLDNAMES},
	'\0', NULL, "Check all imported ISO9660 names from old session", ONE_DASH},
	{{"copyright", required_argument, NULL, OPTION_COPYRIGHT},
	'\0', "FILE", "Set Copyright filename", ONE_DASH},
	{{"eltorito-boot", required_argument, NULL, 'b'},
	'b', "FILE", "Set El Torito boot image name", ONE_DASH},
	{{"eltorito-alt-boot", no_argument, NULL, OPTION_ALT_BOOT},
	'\0', NULL, "Start specifying alternative El Torito boot parameters", ONE_DASH},
	{{"sparc-boot", required_argument, NULL, 'B'},
	'B', "FILES", "Set sparc boot image names", ONE_DASH},
	{{"generic-boot", required_argument, NULL, 'G'},
	'G', "FILE", "Set generic boot image name", ONE_DASH},
	{{"sparc-label", required_argument, NULL, OPTION_SPARCLABEL},
	'\0', "label text", "Set sparc boot disk label", ONE_DASH},
	{{"eltorito-catalog", required_argument, NULL, 'c'},
	'c', "FILE", "Set El Torito boot catalog name", ONE_DASH},
	{{"cdrecord-params", required_argument, NULL, 'C'},
	'C', "PARAMS", "Magic paramters from cdrecord", ONE_DASH},
	{{"omit-period", no_argument, NULL, 'd'},
	'd', NULL, "Omit trailing periods from filenames (violates ISO9660)", ONE_DASH},
	{{"disable-deep-relocation", no_argument, NULL, 'D'},
	'D', NULL, "Disable deep directory relocation (violates ISO9660)", ONE_DASH},
	{{"follow-links", no_argument, NULL, 'f'},
	'f', NULL, "Follow symbolic links", ONE_DASH},
	{{"graft-points", no_argument, NULL, OPTION_USE_GRAFT},
	'\0', NULL, "Allow to use graft points for filenames", ONE_DASH},
	{{"help", no_argument, NULL, OPTION_HELP},
	'\0', NULL, "Print option help", ONE_DASH},
	{{"hide", required_argument, NULL, OPTION_I_HIDE},
	'\0', "GLOBFILE", "Hide ISO9660/RR file", ONE_DASH},
	{{"hide-list", required_argument, NULL, OPTION_I_LIST},
	'\0', "FILE", "File with list of ISO9660/RR files to hide", ONE_DASH},
	{{"hidden", required_argument, NULL, OPTION_H_HIDE},
	'\0', "GLOBFILE", "Set hidden attribute on ISO9660 file", ONE_DASH},
	{{"hidden-list", required_argument, NULL, OPTION_H_LIST},
	'\0', "FILE", "File with list of ISO9660 files with hidden attribute", ONE_DASH},
	{{"hide-joliet", required_argument, NULL, OPTION_J_HIDE},
	'\0', "GLOBFILE", "Hide Joliet file", ONE_DASH},
	{{"hide-joliet-list", required_argument, NULL, OPTION_J_LIST},
	'\0', "FILE", "File with list of Joliet files to hide", ONE_DASH},
	{{"hide-joliet-trans-tbl", no_argument, NULL, OPTION_HIDE_TRANS_TBL},
	'\0', NULL, "Hide TRANS.TBL from Joliet tree", ONE_DASH},
	{{"hide-rr-moved", no_argument, NULL, OPTION_HIDE_RR_MOVED},
	'\0', NULL, "Rename RR_MOVED to .rr_moved in Rock Ridge tree", ONE_DASH},
	{{"gui", no_argument, NULL, OPTION_GUI},
	'\0', NULL, "Switch behaviour for GUI", ONE_DASH},
	{{NULL, required_argument, NULL, 'i'},
	'i', "ADD_FILES", "No longer supported", TWO_DASHES},
	{{"iso-level", required_argument, NULL, OPTION_ISO_LEVEL},
	'\0', "LEVEL", "Set ISO9660 conformance level (1..3)", ONE_DASH},
	{{"joliet", no_argument, NULL, 'J'},
	'J', NULL, "Generate Joliet directory information", ONE_DASH},
	{{"jcharset", required_argument, NULL, OPTION_JCHARSET},
	'\0', "CHARSET", "Local charset for Joliet directory information", ONE_DASH},
	{{"full-iso9660-filenames", no_argument, NULL, 'l'},
	'l', NULL, "Allow full 31 character filenames for ISO9660 names", ONE_DASH},
	{{"max-iso9660-filenames", no_argument, NULL, OPTION_MAX_FILENAMES},
	'\0', NULL, "Allow 37 character filenames for ISO9660 names (violates ISO9660)", ONE_DASH},
	{{"allow-leading-dots", no_argument, NULL, 'L'},
	'L', NULL, "Allow ISO9660 filenames to start with '.' (violates ISO9660)", ONE_DASH},
	{{"log-file", required_argument, NULL, OPTION_LOG_FILE},
	'\0', "LOG_FILE", "Re-direct messages to LOG_FILE", ONE_DASH},
	{{"exclude", required_argument, NULL, 'm'},
	'm', "GLOBFILE", "Exclude file name", ONE_DASH},
	{{"exclude-list", required_argument, NULL, OPTION_X_LIST},
	'\0', "FILE", "File with list of file names to exclude", ONE_DASH},
	{{"pad", no_argument, NULL, OPTION_PAD},
	0, NULL, "Pad to a multiple of 32k", ONE_DASH},
	{{"prev-session", required_argument, NULL, 'M'},
	'M', "FILE", "Set path to previous session to merge", ONE_DASH},
	{{"omit-version-number", no_argument, NULL, 'N'},
	'N', NULL, "Omit version number from ISO9660 filename (violates ISO9660)", ONE_DASH},
	{{"no-rr", no_argument, NULL, OPTION_NO_RR},
	0, NULL, "Inhibit reading of Rock Ridge attributes from previous session", ONE_DASH},
	{{"no-split-symlink-components", no_argument, NULL, OPTION_NOSPLIT_SL_COMPONENT},
	0, NULL, "Inhibit splitting symlink components", ONE_DASH},
	{{"no-split-symlink-fields", no_argument, NULL, OPTION_NOSPLIT_SL_FIELD},
	0, NULL, "Inhibit splitting symlink fields", ONE_DASH},
	{{"output", required_argument, NULL, 'o'},
	'o', "FILE", "Set output file name", ONE_DASH},
	{{"path-list", required_argument, NULL, OPTION_P_LIST},
	'\0', "FILE", "File with list of pathnames to process", ONE_DASH},
	{{"preparer", required_argument, NULL, 'p'},
	'p', "PREP", "Set Volume preparer", ONE_DASH},
	{{"print-size", no_argument, NULL, OPTION_PRINT_SIZE},
	'\0', NULL, "Print estimated filesystem size and exit", ONE_DASH},
	{{"publisher", required_argument, NULL, 'P'},
	'P', "PUB", "Set Volume publisher", ONE_DASH},
	{{"quiet", no_argument, NULL, OPTION_QUIET},
	'\0', NULL, "Run quietly", ONE_DASH},
	{{"rational-rock", no_argument, NULL, 'r'},
	'r', NULL, "Generate rationalized Rock Ridge directory information", ONE_DASH},
	{{"rock", no_argument, NULL, 'R'},
	'R', NULL, "Generate Rock Ridge directory information", ONE_DASH},

#ifdef SORTING
	{ {"sort", required_argument, NULL, OPTION_SORT},
	'\0', "FILE", "Sort file content locations according to rules in FILE" , ONE_DASH },
#endif /* SORTING */

	{{"split-output", no_argument, NULL, OPTION_SPLIT_OUTPUT},
	'\0', NULL, "Split output into files of approx. 1GB size", ONE_DASH},
	{{"sysid", required_argument, NULL, OPTION_SYSID},
	'\0', "ID", "Set System ID", ONE_DASH},
	{{"translation-table", no_argument, NULL, 'T'},
	'T', NULL, "Generate translation tables for systems that don't understand long filenames", ONE_DASH},
	{{"table-name", required_argument, NULL, OPTION_TRANS_TBL},
	'\0', "TABLE_NAME", "Translation table file name", ONE_DASH},
	{{"ucs-level", required_argument, NULL, OPTION_UCS_LEVEL},
	'\0', "LEVEL", "Set Joliet UCS level (1..3)", ONE_DASH},
	{{"untranslated-filenames", no_argument, NULL, 'U'},
	'U', NULL, "Allow Untranslated filenames (for HPUX & AIX - violates ISO9660). Forces -l, -d, -L, -N, -relaxed-filenames, -allow-lowercase, -allow-multidot", ONE_DASH},
	{{"relaxed-filenames", no_argument, NULL, OPTION_RELAXED_FILENAMES},
	'\0', NULL, "Allow 7 bit ASCII except lower case characters (violates ISO9660)", ONE_DASH},
	{{"no-iso-translate", no_argument, NULL, OPTION_ISO_TRANSLATE},
	'\0', NULL, "Do not translate illegal ISO chacters '~' and '#' (violates ISO9660)", ONE_DASH},
	{{"allow-lowercase", no_argument, NULL, OPTION_ALLOW_LOWERCASE},
	'\0', NULL, "Allow lower case characters in addition to the current character set (violates ISO9660)", ONE_DASH},
	{{"allow-multidot", no_argument, NULL, OPTION_ALLOW_MULTIDOT},
	'\0', NULL, "Allow more than one dot in filenames (e.g. .tar.gz) (violates ISO9660)", ONE_DASH},
	{{"use-fileversion", no_argument, NULL, OPTION_USE_FILEVERSION},
	'\0', "LEVEL", "Use file version # from filesystem", ONE_DASH},
	{{"verbose", no_argument, NULL, 'v'},
	'v', NULL, "Verbose", ONE_DASH},
	{{"version", no_argument, NULL, OPTION_PVERSION},
	'\0', NULL, "Print the current version", ONE_DASH},
	{{"volid", required_argument, NULL, 'V'},
	'V', "ID", "Set Volume ID", ONE_DASH},
	{{"volset", required_argument, NULL, OPTION_VOLSET},
	'\0', "ID", "Set Volume set ID", ONE_DASH},
	{{"volset-size", required_argument, NULL, OPTION_VOLSET_SIZE},
	'\0', "#", "Set Volume set size", ONE_DASH},
	{{"volset-seqno", required_argument, NULL, OPTION_VOLSET_SEQ_NUM},