libisoburn/xorriso/emulators.c

/* xorriso - creates, loads, manipulates and burns ISO 9660 filesystem images.

   Copyright 2007-2012 Thomas Schmitt, <scdbackup@gmx.net>

   Provided under GPL version 2 or later.

   This file contains the implementation of emulators for mkisofs and cdrecord.
*/

#ifdef HAVE_CONFIG_H
#include "../config.h"
#endif

#include <ctype.h>
#include <sys/types.h>
#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <sys/stat.h>
#include <sys/time.h>
#include <time.h>
#include <fcntl.h>
#include <errno.h>

#include "xorriso.h"
#include "xorriso_private.h"
#include "xorrisoburn.h"


int Xorriso_cdrskin_uses_stdout(struct XorrisO *xorriso, int argc, char **argv,
                                int flag)
{
 int i;

 for(i= 0; i < argc; i++) {
   if(strcmp(argv[i], "dev=-") == 0 ||
      strcmp(argv[i], "dev=stdio:/dev/fd/1") == 0 ||
      strcmp(argv[i], "-dev=-") == 0 ||
      strcmp(argv[i], "-dev=stdio:/dev/fd/1") == 0)
     return(1);
 }
 return(0);
}


int Xorriso_cdrskin_help(struct XorrisO *xorriso, int flag)
{
 static char helptext[][80]= {
"Usage: xorriso -as cdrecord [options|source_addresses]",
"Note: This is not cdrecord. See xorriso -help, xorriso -version, man xorriso",
"Options:",
"\t-version\tprint version information and exit emulation",
"\t--devices\tprint list of available MMC drives and exit emulation",
"\tdev=target\tpseudo-SCSI target to use as CD-Recorder",
"\t-v\t\tincrement verbose level by one",
"\t-V\t\tincrement SCSI command transport verbose level by one",
"\t-checkdrive\tcheck if a driver for the drive is present",
"\t-inq\t\tdo an inquiry for the drive",
"\tspeed=#\t\tset speed of drive",
"\tblank=type\tblank a CD-RW disc (see blank=help)",
"\tfs=#\t\tSet fifo size to # (0 to disable, default is 4 MB)",
"\t-eject\t\teject the disk after doing the work",
"\t-dummy\t\tdo everything with laser turned off",
"\t-msinfo\t\tretrieve multi-session info for mkisofs >= 1.10",
"\t-toc\t\tretrieve and print TOC/PMA data",
"\t-atip\t\tretrieve media state, print \"Is *erasable\"",
"\t-multi\t\tgenerate a TOC that allows multi session",
"\t-waiti\t\twait until input is available before opening SCSI",
"\ttsize=#\t\tannounces exact size of source data",
"\tpadsize=#\tAmount of padding",
"\t-data\t\tSubsequent tracks are CD-ROM data mode 1 (default)",
"\t-isosize\tUse iso9660 file system size for next data track",
"\t-pad\t\tpadsize=30k",
"\t-nopad\t\tDo not pad",
"\t--grow_overwriteable_iso\temulate multi-session on DVD+RW, BD-RE",
"\twrite_start_address=#\t\twrite to byte address on DVD+RW, BD-RE",
"\tstream_recording=on|number\ttry to get full speed on DVD-RAM, BD",
"\tdvd_obs=default|32k|64k\t\tbytes per DVD/BD write operation",
"\tstdio_sync=on|off|number\twhether to fsync output to \"stdio:\"",
"\t--no_rc\t\tDo not execute xorriso startup files",
"\t-help\t\tprint this text to stderr and exit emulation",
"Actually this is the integrated ISO RockRidge filesystem manipulator xorriso",
"lending its libburn capabilities to a very limited cdrecord emulation. Only",
"a single data track can be burnt to blank, appendable or overwriteable media.",
"A much more elaborate cdrecord emulator is cdrskin from the same project.",
"@End_of_helptexT@"
};
 int i;

 for(i= 0; strcmp(helptext[i], "@End_of_helptexT@")!=0; i++) {
   sprintf(xorriso->info_text, "%s\n", helptext[i]);
   Xorriso_info(xorriso,0);
 }
 return(1);
}


/* micro version of cdrskin */
int Xorriso_cdrskin(struct XorrisO *xorriso, char *whom, int argc, char **argv,
                    int flag)
{
 int ret, i, k, mem_do_close, aq_ret, eject_ret, msc1, msc2, hflag;
 int do_atip= 0, do_checkdrive= 0, do_eject= 0, do_scanbus= 0;
 int do_toc= 0, do_verbous= 0, do_version= 0, do_help= 0, do_waiti= 0;
 int do_multi= 0, do_msinfo= 0, do_grow= 0, do_isosize= 0, do_xa1= 0;
 double write_start_address= -1.0, tsize= -1.0;
 char *track_source= NULL, *dev_adr= NULL, *cpt;
 char mem_report_about_text[80], *report_about= "SORRY", blank_mode[80];
 char speed[80];

 /* cdrecord 2.01 options which are not scheduled for implementation, yet */
 static char ignored_partial_options[][41]= {
   "timeout=", "debug=", "kdebug=", "kd=", "driver=", "ts=",
   "pregap=", "defpregap=", "mcn=", "isrc=", "index=", "textfile=",
   "pktsize=", "cuefile=",
   "gracetime=", "minbuf=",

   "assert_write_lba=", "fifo_start_at=", "dev_translation=",
   "drive_scsi_dev_family=", "fallback_program=", "modesty_on_drive=",
   "tao_to_sao_tsize=", 
   
   "direct_write_amount=", "msifile=",

   ""
 };
 static char ignored_full_options[][41]= {
   "-d", "-silent", "-s", "-setdropts", "-prcap",
   "-reset", "-abort", "-overburn", "-ignsize", "-useinfo",
   "-fix", "-nofix",
   "-raw", "-raw96p", "-raw16",
   "-clone", "-text",
   "-cdi", "-preemp", "-nopreemp", "-copy", "-nocopy",
   "-scms", "-shorttrack", "-noshorttrack", "-packet", "-noclose",
   "-media-info", "-minfo",
   "-load", "-lock", "-raw96r", "-sao", "-dao", "-swab",
   "-tao", "-force", "-format",

   "--adjust_speed_to_drive", "--allow_emulated_drives", "--allow_setuid",
   "--allow_untested_media", "--any_track", "--demand_a_drive", 
   "--fifo_disable", "--fifo_start_empty", "--fill_up_media",
   "--list_ignored_options", "--no_rc", "--no_convert_fs_adr",
   "--prodvd_cli_compatible", "--single_track", 
   "--tell_media_space",

   ""
 };

static char blank_help[][80]= {
"Blanking options:",
"\tall\t\tblank the entire disk",
"\tdisc\t\tblank the entire disk",
"\tdisk\t\tblank the entire disk",
"\tfast\t\tminimally blank the entire disk",
"\tminimal\t\tminimally blank the entire disk",
"\tas_needed\tblank or format medium to make it ready for (re-)use",
"\tdeformat\t\tblank a formatted DVD-RW",
"\tdeformat_quickest\tminimally blank a formatted DVD-RW to DAO only",
"\tformat_overwrite\tformat a DVD-RW to \"Restricted Overwrite\"",
"@End_of_helptexT@"
};

 mem_do_close= xorriso->do_close;
 Xorriso_alloc_meM(track_source, char, SfileadrL);
 Xorriso_alloc_meM(dev_adr, char, SfileadrL);

 strcpy(mem_report_about_text, xorriso->report_about_text);

 track_source[0]= 0;
 dev_adr[0]= 0;
 blank_mode[0]= 0;
 speed[0]= 0;

 if(xorriso->in_drive_handle != NULL) {
   ret= Xorriso_option_dev(xorriso, "", 1|32); /* give up indev */
   if(ret!=1)
     goto ex;
 }


 /* Assess plan, make settings */
 for(i= 0; i<argc; i++) {
   sprintf(xorriso->info_text, "-as %s: ", whom);
   Text_shellsafe(argv[i], xorriso->info_text, 1);
   Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "DEBUG", 0);

   for(k=0;ignored_partial_options[k][0]!=0;k++) {
     if(argv[i][0]=='-')
       if(strncmp(argv[i]+1,ignored_partial_options[k],
                            strlen(ignored_partial_options[k]))==0)
         goto no_volunteer;
     if(strncmp(argv[i],ignored_partial_options[k],
                        strlen(ignored_partial_options[k]))==0)
       goto no_volunteer;
   }
   for(k=0;ignored_full_options[k][0]!=0;k++)
     if(strcmp(argv[i],ignored_full_options[k])==0)
       goto no_volunteer;
   if(0) {
no_volunteer:;
     sprintf(xorriso->info_text, "-as %s: Ignored option ", whom);
     Text_shellsafe(argv[i], xorriso->info_text, 1);
     Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "NOTE", 0);
 continue;
   }

   if(strcmp(argv[i], "-atip")==0) {
     do_atip= 1;
   } else if(strcmp(argv[i], "-audio")==0) {
     sprintf(xorriso->info_text, "-as %s: Option -audio not supported.", whom);
     Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
     ret= 0; goto ex;
   } else if(strncmp(argv[i], "-blank=", 7)==0 ||
             strncmp(argv[i], "blank=", 6)==0) {
     cpt= strchr(argv[i], '=')+1;
     if(strcmp(cpt,"all")==0 || strcmp(cpt,"disc")==0
        || strcmp(cpt,"disk")==0) {
       strcpy(blank_mode, "all");
     } else if(strcmp(cpt,"fast")==0 || strcmp(cpt,"minimal")==0) {
       strcpy(blank_mode, "fast");
     } else if(strcmp(cpt,"help")==0) {
       strcpy(blank_mode, "help");
     } else if(strcmp(cpt,"deformat")==0 ||
               strcmp(cpt,"deformat_sequential")==0 ||
               strcmp(cpt,"deformat_quickest")==0 ||
               strcmp(cpt,"deformat_sequential_quickest")==0) {
       strcpy(blank_mode, cpt);
     } else if(strcmp(cpt,"format_overwrite")==0) {
       strcpy(blank_mode, "format_overwrite");
     } else if(strcmp(cpt,"as_needed")==0) {
       strcpy(blank_mode, "as_needed");
     } else {
       sprintf(xorriso->info_text, "-as %s: blank=", whom);
       Text_shellsafe(argv[i], xorriso->info_text, 1);
       strcat(xorriso->info_text, " not supported. See blank=help .");
       Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
       ret= 0; goto ex;
     }
   } else if(strcmp(argv[i], "-checkdrive")==0) {
     do_checkdrive= 1;
   } else if(strcmp(argv[i], "-data")==0) {
     /* ok */;
   } else if(strncmp(argv[i], "-dev=", 5)==0 ||
             strncmp(argv[i], "dev=", 4)==0) {
     cpt= strchr(argv[i], '=')+1;
     strcpy(dev_adr, cpt);
   } else if(strcmp(argv[i], "--devices")==0) {
     do_scanbus= 2;
   } else if(strncmp(argv[i],"driveropts=", 11)==0 ||
             strncmp(argv[i],"-driveropts=", 12)==0) {
     if(strcmp(argv[i]+11, "help")==0) {
       fprintf(stderr,"Driver options:\n");
       fprintf(stderr,
               "burnfree\tPrepare writer to use BURN-Free technology\n");
     } 
   } else if(strcmp(argv[i], "-dummy")==0) {
     xorriso->do_dummy= 1;
   } else if(strcmp(argv[i], "-eject")==0) {
     do_eject= 1;
   } else if(strncmp(argv[i], "-fs=", 4)==0 || strncmp(argv[i], "fs=", 3)==0) {
     cpt= strchr(argv[i], '=')+1;
     ret= Xorriso_option_fs(xorriso, cpt, 0);
     if(ret<=0)
       goto ex;
   } else if(strcmp(argv[i], "--grow_overwriteable_iso")==0) {
     do_grow= 1;
   } else if(strcmp(argv[i], "-help")==0) {
     do_help= 1;
   } else if(strcmp(argv[i], "-isosize")==0) {
     do_isosize= 1;
   } else if(strcmp(argv[i], "-inq")==0) {
     do_checkdrive= 2;
   } else if(strcmp(argv[i], "-mode2")==0) {
     Xorriso_msgs_submit(xorriso, 0,
                     "Defaulting option -mode2 to option -data", 0, "NOTE", 0);
   } else if(strcmp(argv[i], "-msinfo")==0) {
     do_msinfo= 1;
   } else if(strcmp(argv[i], "-multi")==0) {
     do_multi= 1;
   } else if(strcmp(argv[i], "-nopad")==0) {
     xorriso->padding= 0;
   } else if(strcmp(argv[i], "--no_rc")==0) {
     /* already performed in Xorriso_prescan_args */;
   } else if(strcmp(argv[i], "-pad")==0) {
     xorriso->padding= 15*2048;
   } else if(strncmp(argv[i], "-padsize=", 9)==0 ||
             strncmp(argv[i], "padsize=", 8)==0) {
     cpt= strchr(argv[i], '=')+1;
     ret= Xorriso_option_padding(xorriso, cpt, 0);
     if(ret<=0)
       goto ex;
   } else if(strcmp(argv[i], "-scanbus")==0) {
     sprintf(xorriso->info_text, "-as %s: Option -scanbus not supported.",
             whom);
     Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
     ret= 0; goto ex;

/*     do_scanbus= 1; */
   } else if(strncmp(argv[i], "-speed=", 7)==0 ||
             strncmp(argv[i], "speed=", 6)==0) {
     cpt= strchr(argv[i], '=')+1;
     strncpy(speed, cpt, 79);
     speed[79]= 0;

   } else if(strncmp(argv[i], "-stream_recording=", 18)==0 ||
             strncmp(argv[i], "stream_recording=", 17)==0) {
     cpt= strchr(argv[i], '=')+1;
     Xorriso_option_stream_recording(xorriso, cpt, 0);

   } else if(strncmp(argv[i], "-dvd_obs=", 9)==0 ||
             strncmp(argv[i], "dvd_obs=", 8)==0) {
     cpt= strchr(argv[i], '=') + 1;
     Xorriso_option_dvd_obs(xorriso, cpt, 0);

   } else if(strncmp(argv[i], "-stdio_sync=", 12)==0 ||
             strncmp(argv[i], "stdio_sync=", 11)==0) {
     cpt= strchr(argv[i], '=') + 1;
     Xorriso_option_stdio_sync(xorriso, cpt, 0);

   } else if(strcmp(argv[i], "-toc")==0 || strcmp(argv[i], "--long_toc")==0) {
     do_toc= 1;
   } else if(strncmp(argv[i], "-tsize=", 7)==0 ||
             strncmp(argv[i], "tsize=", 6)==0) {
     cpt= strchr(argv[i], '=')+1;
     tsize= Scanf_io_size(cpt, 1);
     if(tsize > 1024.0*1024.0*1024.0*1024.0*1024.0) {
       sprintf(xorriso->info_text, "-as %s: much too large: %s",whom, argv[i]);
       Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
       ret= 0; goto ex;
     }
   } else if(strcmp(argv[i], "-V")==0 || strcmp(argv[i],"-Verbose")==0) {
     Xorriso_option_scsi_log(xorriso, "on", 0);
   } else if(strcmp(argv[i], "-v")==0 || strcmp(argv[i],"-verbose")==0) {
     do_verbous++;
   } else if(strcmp(argv[i], "-vv")==0) {
     do_verbous+= 2;
   } else if(strcmp(argv[i], "-vvv")==0) {
     do_verbous+= 3;
   } else if(strcmp(argv[i], "-version")==0) {
     do_version= 1;
   } else if(strcmp(argv[i], "-waiti")==0) {
     do_waiti= 1;
   } else if(strncmp(argv[i], "write_start_address=", 20)==0) {
     write_start_address= Scanf_io_size(argv[i]+20,0);
   } else if(strcmp(argv[i], "-xa")==0) {
     Xorriso_msgs_submit(xorriso, 0,
                        "Defaulting option -xa to option -data", 0, "NOTE", 0);
   } else if(strcmp(argv[i], "-xa1")==0) {
     if(do_xa1 == 0)
       do_xa1= 1;
   } else if(strcmp(argv[i], "--xa1-ignore")==0) {
     do_xa1= -1;
   } else if(strcmp(argv[i], "-xa2")==0) {
     Xorriso_msgs_submit(xorriso, 0,
                       "Defaulting option -xa2 to option -data", 0, "NOTE", 0);
   } else if(strcmp(argv[i], "-xamix")==0) {
     Xorriso_msgs_submit(xorriso, 0,
   "Option -xamix not implemented and data not yet convertible to other modes",
                         0, "FATAL", 0);
     ret= 0; goto ex;
   } else if(argv[i][0]=='-' && argv[i][1]!=0) {
     sprintf(xorriso->info_text, "-as %s: Unknown option ", whom);
     Text_shellsafe(argv[i], xorriso->info_text, 1);
     Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
     ret= 0; goto ex;
   } else {
     if(track_source[0]) {
       sprintf(xorriso->info_text, "-as %s: Surplus track source ", whom);
       Text_shellsafe(argv[i], xorriso->info_text, 1);
       Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
       sprintf(xorriso->info_text, "First and only track source is ");
       Text_shellsafe(track_source, xorriso->info_text, 1);
       Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "NOTE", 0);
       ret= 0; goto ex;
     }
     if(Sfile_str(track_source, argv[i], 0)<=0)
       {ret= -1; goto ex;}
   }
 }

 /* Perform actions */
 Xorriso_option_report_about(xorriso, "NOTE", 0);
 if(do_version) {
   sprintf(xorriso->result_line, "Cdrecord 2.01-Emulation Copyright (C) 2012 see libburnia-project.org xorriso\n");
   Xorriso_result(xorriso, 1);
   Xorriso_option_version(xorriso, 0);
 }

 if(do_help) {
   Xorriso_cdrskin_help(xorriso, 0);
 }
 if(strcmp(blank_mode, "help")==0) {
   for(i= 0; strcmp(blank_help[i], "@End_of_helptexT@")!=0; i++) {
     sprintf(xorriso->info_text, "%s\n", blank_help[i]);
     Xorriso_info(xorriso,0);
   }
 }
 if(do_help || strcmp(blank_mode, "help") == 0 || do_version) {
   ret= 1; goto ex;
 }

 if(do_verbous<=0)
   report_about= "NOTE";
 else if(do_verbous<=2)
   report_about= "UPDATE";
 else if(do_verbous==3)
   report_about= "DEBUG";
 else
   report_about= "ALL";
 Xorriso_option_report_about(xorriso, report_about, 0);

 if(do_scanbus) {
   if(do_scanbus==1)
     /* >>> would need -scanbus compatible output and input format */;
   else
     Xorriso_option_devices(xorriso, 0);
   ret= 1; goto ex;
 }

 if(!(do_checkdrive || do_atip || do_toc || blank_mode[0] || track_source[0] ||
      do_eject || do_msinfo)) {
   sprintf(xorriso->info_text,
           "-as cdrskin: No option specified, which would cause an action.");
   Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "SORRY", 0);
   ret= 1; goto ex;
 }

 if(do_waiti) {
   sprintf(xorriso->info_text,
       "xorriso: Option -waiti pauses program until input appears at stdin\n");
   Xorriso_info(xorriso,0);
   sprintf(xorriso->result_line, "Waiting for data on stdin...\n");
   Xorriso_result(xorriso, 1);
   for(ret= 0; ret==0; )
     ret= Wait_for_input(0,1000000,0);
   if(ret<0 || feof(stdin)) {
     Xorriso_msgs_submit(xorriso, 0,
                    "stdin produces exception rather than data", 0, "NOTE", 0);
   }
   sprintf(xorriso->info_text, "xorriso: Option -waiti pausing is done.\n");
 }
 if(dev_adr[0]) {
   hflag= 2 | 64;       /* ts B11201 no more:  | 32 */
   if(!do_grow)
     hflag|= 8; /* consider overwriteables as blank */
   ret= Xorriso_option_dev(xorriso, dev_adr, hflag);
   if(ret<=0)
     goto ex;
 }

 if(xorriso->out_drive_handle==NULL) {
   sprintf(xorriso->info_text, "-as %s: No output drive selected", whom);
   Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
   ret= 0; goto ex;
 }

 if(do_msinfo) {
   ret= Xorriso_msinfo(xorriso, &msc1, &msc2, 2 | !!do_grow);
   if(ret<=0)
     goto ex;
   sprintf(xorriso->result_line, "%d,%d\n", msc1, msc2);
   Xorriso_result(xorriso, 1);
 }

 if(speed[0]) {
   ret= Xorriso_option_speed(xorriso, speed, 0);
   if(ret<=0)
     goto ex;
 }

 if(do_checkdrive) {
   ret= Xorriso_atip(xorriso, 2-(do_checkdrive==2));
   if(ret<=0)
     goto ex;
 }
 if(do_atip) {
   ret= Xorriso_atip(xorriso, 0);
   if(ret<=0)
     goto ex;
 }
 if(do_toc) {
   ret= Xorriso_option_toc(xorriso, 0);
   if(ret<=0)
     goto ex;
 }
 if(strcmp(blank_mode, "format_overwrite")==0) {
   ret= Xorriso_option_blank(xorriso, "fast", 1);
   if(ret<=0)
     goto ex;
 } else if(blank_mode[0]) {
   ret= Xorriso_option_blank(xorriso, blank_mode, 0);
   if(ret<=0)
     goto ex;
 }
 if(track_source[0]) {
   xorriso->do_close= !do_multi;
   ret= Xorriso_burn_track(xorriso, (off_t) write_start_address,
                           track_source, (off_t) tsize,
                   (!!do_grow) | ((!!do_isosize) << 1) | ((do_xa1 == 1) << 2));
   aq_ret= Xorriso_reaquire_outdev(xorriso, 2*(ret>0));
   if(ret<=0 && ret<aq_ret)
     goto ex;
   if(aq_ret<=0)
     {ret= aq_ret; goto ex;}
 }

 ret= 1;
ex:;
 if(do_eject && ret>=0) {
   eject_ret= Xorriso_option_eject(xorriso, "out", 0);
   if(eject_ret<ret)
     ret= eject_ret;
 }
 if(ret<=0) {
   sprintf(xorriso->info_text, "-as %s: Job could not be performed properly.",
           whom);
   Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
 }
 Xorriso_option_report_about(xorriso, mem_report_about_text, 0);
 xorriso->do_close= mem_do_close;
 Xorriso_free_meM(dev_adr);
 Xorriso_free_meM(track_source);
 return(ret);
}


/* This function shall know all options of mkisofs, genisoimage, xorrisofs, ...
   and the number of arguments which they expect and consume.
*/
int Xorriso_genisofs_count_args(struct XorrisO *xorriso, int argc, char **argv,
                                int *count, int flag)
{
 int i;
 char *cmd;

 static char partial_options[][41]= {
    "errctl=",
    "isolinux_mbr=", "--modification-date=",
    ""
 };
 static char arg0_options[][41]= {
    "-allow-leading-dots", "-ldots", "-allow-lowercase", "-allow-multidot",
    "-cache-inodes", "-no-cache-inodes", "-eltorito-alt-boot",
    "-hard-disk-boot", "-no-emul-boot", "-no-boot", "-boot-info-table",
    "-check-oldnames", "-d", "-D", "-dvd-video", "-f", "-gui", "-graft-points",
    "-hide-joliet-trans-tbl", "-hide-rr-moved", "-J", "-joliet-long", "-l",
    "-L", "-max-iso9660-filenames", "-N", "-nobak", "-no-bak",
    "-no-limit-pathtables", "-force-rr", "-no-rr",
    "-no-split-symlink-components", "-no-split-symlink-fields", "-pad",
    "-no-pad", "-posix-H", "-posix-L", "-posix-P", "-print-size",
    "-quiet", "-R", "-r", "-relaxed-filenames", "-rrip110", "-rrip112",
    "-split-output", "-T", "-UDF", "-udf", "-udf-symlinks", "-no-udf-symlinks",
    "-U", "-no-iso-translate", "-v", "-XA", "-xa", "-z",
    "-hfs", "-no-hfs", "-apple", "-probe", "-no-desktop", "-mac-name",
    "-part", "-icon-position", "-chrp-t", "-hfs-unlock", "--cap", "--netatalk",
    "--double", "--ethershare", "--ushare", "--exchange", "--sgi", "--xinet",
    "--macbin", "--single", "--dave", "--sfm", "--osx-double", "--osx-hfs",
    "-debug", "-omit-period", "-disable-deep-relocation", "-joliet",
    "-full-iso9660-filenames", "-follow-links", "-help",
    "-transparent-compression",
    "-omit-version-number", "-rational-rock", "-rock", "-translation-table",
    "-untranslated-filenames", "-verbose", "-version", "-g", "-h",
    "-no-mac-files", "-chrp-boot",
    "--hardlinks", "--acl", "--xattr", "--md5", "--for_backup",
    "--protective-msdos-label", "--boot-catalog-hide", "--no-emul-toc",
    "--emul-toc", "-disallow_dir_id_ext", "--old-empty",
    "--old-root-no-md5", "--old-root-devno", "--old-root-no-ino",
    "--no_rc",
    ""
 };
 static char arg1_options[][41]= {
    "-abstract", "-A", "-appid", "-biblio", "-b", "-B", "-boot-load-seg",
    "-boot-load-size", "-C", "-c", "-check-session", "-copyright",
    "-dir-mode", "-file-mode", "-G", "-gid", "-hide", "-hide-list",
    "-hidden", "-hidden-list", "-hide-joliet", "-hide-joliet-list",
    "-hide-udf", "-hide-udf-list", "-input-charset", "-output-charset",
    "-iso-level", "-jcharset", "-log-file", "-m", "-exclude-list", "-M",
    "-dev", "-new-dir-mode", "-o", "-p", "-preparer",
    "-path-list", "-publisher", "-root",
    "-old-root", "-s", "-sectype", "-sort", "-sparc-boot", "-sparc-label",
    "-stream-media-size", "-stream-file-name", "-sunx86-boot", "-sunx86-label",
    "-sysid", "-table-name", "-ucs-level", "-uid", "-V", "-volset",
    "-volset-size", "-volset-seqno", "-x", "-P",
    "-map", "-magic", "-hfs-creator", "-hfs-type", "-boot-hfs-file", "-auto",
    "-cluster-size", "-hide-hfs", "-hide-hfs-list", "-hfs-volid",
    "-root-info", "-prep-boot", "-input-hfs-charset", "-output-hfs-charset",
    "-hfs-bless", "-hfs-parms", 
    "-eltorito-boot", "-generic-boot", "-eltorito-catalog", "-cdrecord-params",
    "-errctl", "-exclude", "-prev-session", "-output", "-use-fileversion",
    "-volid", "-old-exclude",
    "-alpha-boot", "-hppa-cmdline", "-hppa-kernel-32", "-hppa-kernel-64",
    "-hppa-bootloader", "-hppa-ramdisk", "-mips-boot", "-mipsel-boot",
    "-jigdo-jigdo", "-jigdo-template", "-jigdo-min-file-size",
    "-jigdo-force-md5", "-jigdo-exclude", "-jigdo-map", "-md5-list",
    "-jigdo-template-compress",
    "-checksum_algorithm_iso", "-checksum_algorithm_template",
    "--stdio_sync", "--quoted_path_list", "--efi-boot", "--embedded-boot",
    "-isohybrid-mbr", "-e", "-partition_offset", "-partition_hd_cyl",
    "-partition_sec_hd", "-partition_cyl_align", "-untranslated_name_len",
    "-rr_reloc_dir",
    ""
 };
 static char arg2_options[][41]= {
    "--scdbackup_tag", "--sort-weight",
    ""
 };
 static char arg3_options[][41]= {
    "-append_partition",
    ""
 };
 static char final_options[][41]= {
    "-find",
    ""
 };

 cmd= argv[0];
 *count= 0;
 for(i=0; partial_options[i][0]!=0; i++)
   if(strncmp(partial_options[i], cmd, strlen(partial_options[i]))==0)
     return(1);
 for(i=0; arg0_options[i][0]!=0; i++)
   if(strcmp(arg0_options[i], cmd)==0)
     return(1);
 *count= 1;
 for(i=0; arg1_options[i][0]!=0; i++)
   if(strcmp(arg1_options[i], cmd)==0)
     return(1);
 *count= 2;
 for(i=0; arg2_options[i][0]!=0; i++)
   if(strcmp(arg2_options[i], cmd)==0)
     return(1);
 *count= 3;
 for(i=0; arg3_options[i][0]!=0; i++)
   if(strcmp(arg3_options[i], cmd)==0)
     return(1);
 *count= argc - 1;
 for(i=0; final_options[i][0]!=0; i++)
   if(strcmp(final_options[i], cmd)==0)
     return(1);
 *count= 0;
 return(0); 
}


/* @param flag bit0= do not report eventual ignore decision
*/
int Xorriso_genisofs_ignore(struct XorrisO *xorriso, char *whom,
                            char *argpt, int *i, int flag)
{
 /* mkisofs 2.01 options which are not scheduled for implementation, yet */
 static char ignored_arg0_options[][41]= {
   "-allow-leading-dots", "-ldots", "-allow-multidot",
   "-cache-inodes", "-check-oldnames",
   "-L", "-no-bak", "-no-cache-inodes",
   "-no-split-symlink-components", "-no-split-symlink-fields", "-nobak",
   "-force-rr", "-T",
   "-no-iso-translate",
   ""
 };
 static char ignored_arg1_options[][41]= {
   "-check-session", "-hide-hfs", "-hide-hfs-list",
   "-table-name", "-volset-seqno", "-volset-size",
   ""
 };
 int k;

 for(k=0;ignored_arg0_options[k][0]!=0;k++)
   if(strcmp(argpt,ignored_arg0_options[k])==0)
     goto no_volunteer;
 for(k=0;ignored_arg1_options[k][0]!=0;k++)
   if(strcmp(argpt,ignored_arg1_options[k])==0) {
     (*i)++;
     goto no_volunteer;
   }
 return(0);
no_volunteer:;
 sprintf(xorriso->info_text, "-as %s: Ignored option ", whom);
 Text_shellsafe(argpt, xorriso->info_text, 1);
 if(!(flag & 1))
   Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "NOTE", 0);
 return(1);
}


int Xorriso_genisofs_add_boot(struct XorrisO *xorriso, char *whom,
                              int *option_b, int *emul_boot, int flag)
{
 int ret;

 if(*option_b)
   xorriso->boot_image_emul= *emul_boot;
 else
   xorriso->boot_image_emul= 0;
 ret= Xorriso_attach_boot_image(xorriso, 0);
 if(ret <= 0)
   xorriso->boot_image_bin_path[0]= 0;
 *option_b= 0;
 *emul_boot= 2;
 return(ret);
}


int Xorriso_genisofs_help(struct XorrisO *xorriso, int flag)
{
 static char helptext[][160]= {
"Usage: xorriso -as mkisofs [options] file...",
"Note: This is not mkisofs. See xorriso -help, xorriso -version, man xorrisofs",
"Options:",
"  -f, -follow-links           Follow symbolic links",
"  -graft-points               Allow to use graft points for filenames",
"  -help                       Print option help",
"  -hide GLOBFILE              Hide ISO9660/RR file",
"  -hide-list FILE             File with list of ISO9660/RR files to hide",
"  -hide-joliet GLOBFILE       Hide Joliet file",
"  -hide-joliet-list FILE      File with list of Joliet files to hide",
"  -input-charset CHARSET      Local input charset for file name conversion",
"  -output-charset CHARSET     Output charset for file name conversion",
"  -iso-level LEVEL            Set ISO9660 conformance level (1..3) or 4 for ISO9660 version 2",
"  -disallow_dir_id_ext        Do not allow dot in ISO directory names",
"  -J, -joliet                 Generate Joliet directory information",
"  -joliet-long                Allow Joliet file names to be 103 Unicode characters",
"  -U, -untranslated-filenames Allow Untranslated filenames (for HPUX & AIX - violates ISO9660).",
"  -untranslated_name_len LEN  Allow up to LEN (1..96) name characters (heavily violates ISO9660).",
"  -allow-lowercase            Allow lower case characters in addition to the current character set (violates ISO9660)",
"  -relaxed-filenames          Allow 7 bit ASCII except lower case characters (violates ISO9660)",
"  -d, -omit-period            Omit trailing periods from filenames (violates ISO9660)",
"  -l, -full-iso9660-filenames Allow full 31 character filenames for ISO9660 names",
"  -max-iso9660-filenames      Allow 37 character filenames for ISO9660 names (violates ISO9660)",
"  -N, -omit-version-number    Omit version number from ISO9660 filename (violates ISO9660)",
"  -D, -disable-deep-relocation",
"                              Disable deep directory relocation (violates ISO9660)",
"  -hide-rr-moved              Relocate deep directories to /.rr_moved",
"  -rr_reloc_dir NAME          Set deep directory relocation target in root",
"  -o FILE, -output FILE       Set output file name",
"  -m GLOBFILE, -exclude GLOBFILE",
"                              Exclude file name",
"  -x FILE, -old-exclude FILE  Exclude file name",
"  -exclude-list FILE          File with list of file names to exclude",
"  -pad                        Pad output by 300k (default)",
"  -no-pad                     Do not pad output",
"  -M FILE, -prev-session FILE Set path to previous session to merge",
"  -C PARAMS, -cdrecord-params PARAMS",
"                              Magic paramters from cdrecord",
"  -dir-mode mode              Make the mode of all directories this mode.",
"  -file-mode mode             Make the mode of all plain files this mode.",
"  -path-list FILE             File with list of pathnames to process",
"  --quoted_path_list FILE     File with list of quoted pathnames to process",
"  -print-size                 Print estimated filesystem size and exit",
"  -quiet                      Run quietly",
"  -R, -rock                   Generate Rock Ridge directory information",
"  -r, -rational-rock          Generate rationalized Rock Ridge directory information",
"  --hardlinks                 Record eventual hard link relations of files",
"  --acl                       Record eventual ACLs of files",
"  --xattr                     Record eventual user space xattr of files",
"  --md5                       Compute and record MD5 checksums of data files",
"  --scdbackup_tag PATH NAME   With --md5 record a scdbackup checksum tag",
"  --for_backup                Use all options which improve backup fidelity",
"  -V ID, -volid ID            Set Volume ID",
"  -volset ID                  Set Volume set ID",
"  -publisher PUB              Set Volume publisher",
"  -A ID, -appid ID            Set Application ID",
"  -sysid ID                   Set System ID",
"  -p PREP, -preparer PREP     Set Volume preparer",
"  -abstract FILE              Set Abstract filename",
"  -biblio FILE                Set Bibliographic filename",
"  -copyright FILE             Set Copyright filename",
"  -jigdo-jigdo FILE           Produce a jigdo .jigdo file as well as the .iso",
"  -jigdo-template FILE        Produce a jigdo .template file as well as the .iso",
"  -jigdo-min-file-size SIZE   Minimum size for a file to be listed in the jigdo file", 
"  -jigdo-force-md5 PATTERN    Pattern(s) where files MUST match an externally-supplied MD5sum",
"  -jigdo-exclude PATTERN      Pattern(s) to exclude from the jigdo file",
"  -jigdo-map PATTERN1=PATTERN2",
"                              Pattern(s) to map paths (e.g. Debian=/mirror/debian)",
"  -md5-list FILE              File containing MD5 sums of the files that should be checked",
"  -jigdo-template-compress ALGORITHM",
"                              Choose to use gzip or bzip2 compression for template data; default is gzip",
"  -checksum_algorithm_iso alg1,alg2,...",
"                              Specify the checksum types desired for the output image (in .jigdo)",
"  -checksum_algorithm_template alg1,alg2,...",
"                              Specify the checksum types desired for the output jigdo template",
"  -b FILE, -eltorito-boot FILE",
"                              Set El Torito boot image name",
"  -eltorito-alt-boot          Start specifying alternative El Torito boot parameters",
"  --efi-boot FILE             Set El Torito EFI boot image name and type",
"  -e FILE                     Set EFI boot image name (more rawly)",
"  -c FILE, -eltorito-catalog FILE",
"                              Set El Torito boot catalog name",
"  --boot-catalog-hide         Hide boot catalog from ISO9660/RR and Joliet",
"  -boot-load-size #           Set numbers of load sectors",
"  -hard-disk-boot             Boot image is a hard disk image",
"  -no-emul-boot               Boot image is 'no emulation' image",
"  -boot-info-table            Patch boot image with info table",
"  -G FILE, -generic-boot FILE Set generic boot image name",
"  --embedded-boot FILE        Alias of -G",
"  --protective-msdos-label    Patch System Area by partition table",
"  -partition_offset LBA       Make image mountable by first partition, too",
"  -partition_sec_hd NUMBER    Define number of sectors per head",
"  -partition_hd_cyl NUMBER    Define number of heads per cylinder",
"  -partition_cyl_align MODE   Control cylinder alignment: off, on, auto",
"  -mips-boot FILE             Set mips boot image name (relative to image root)",
"  -mipsel-boot FILE           Set mipsel boot image name (relative to image root)",
"  -B FILES, -sparc-boot FILES Set sparc boot image names",
"  -sparc-label label text     Set sparc boot disk label",
"  -append_partition NUMBER TYPE FILE",
"                              Append FILE after image. TYPE is hex: 0x..",
"  --modification-date=YYYYMMDDhhmmsscc",
"                              Override date of creation and modification",
"  -isohybrid-mbr FILE         Set SYSLINUX mbr/isohdp[fp]x*.bin for isohybrid",
#ifdef Xorriso_with_isohybriD
"  isolinux_mbr=on|auto|off    Control eventual isohybrid MBR generation",
#endif
"  --sort-weight NUMBER FILE   Set LBA weight number to file or file tree",
"  --stdio_sync on|off|number  Control forced output to disk files",
"  --no-emul-toc               Save 64 kB size on random access output files",
"  --emul-toc                  Multi-session history on such output files",
"  --old-empty                 Use old style block addresses for empty files",
"  -z, -transparent-compression",
"                              Enable transparent compression of files",
"  -root DIR                   Set root directory for all new files and directories",
"  -old-root DIR               Set root directory in previous session that is searched for files",
"  --old-root-no-md5           Do not record and use MD5 with -old-root",
"  --old-root-no-ino           Do not use disk inode numbers with -old-root",
"  --old-root-devno            Use disk device numbers with -old-root",
"  --no_rc                     Do not execute startup files",
"  -v, -verbose                Verbose",
"  -version                    Print the current version",
"@End_of_helptexT@"
};

 char ra_text[80];
 int i;

 strcpy(ra_text, xorriso->report_about_text);

 Xorriso_option_report_about(xorriso, "NOTE", 0);
 for(i= 0; strcmp(helptext[i], "@End_of_helptexT@")!=0; i++) {
   sprintf(xorriso->info_text, "%s\n", helptext[i]);
   Xorriso_info(xorriso, 1);
 }
 Xorriso_option_report_about(xorriso, ra_text, 0);
 return(1);
}


/* Perform hiding.
   Cumbersome: The paths and patterns apply to the disk address and not
   to the Rock Ridge address. Actually even the literal form of the
   mkisofs pathspec would matter (e.g. "./" versus "").
   But xorriso normalizes disk_paths before further processing. Thus
   the literal form does not matter.
*/
int Xorriso_genisofs_hide(struct XorrisO *xorriso