/*

  Copyright (C) 2003, 2005, 2008, 2011, 2012 Rocky Bernstein <rocky@gnu.org>

  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 3 of the License, 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, see <http://www.gnu.org/licenses/>.

*/

/* 

   A somewhat simplified program to show the use of cdio_guess_cd_type().

   Figure out the kind of CD image we've got.

*/

#ifdef HAVE_CONFIG_H

#include "config.h"

#define __CDIO_CONFIG_H__ 1

#endif

#ifdef HAVE_STDIO_H

#include <stdio.h>

#endif

#ifdef HAVE_STRING_H

#include <string.h>

#endif

#ifdef HAVE_SYS_TYPES_H

#include <sys/types.h>

#endif

#include <cdio/cdio.h>

#include <cdio/cd_types.h>

static void

print_analysis(cdio_iso_analysis_t cdio_iso_analysis, 

	       cdio_fs_anal_t fs, int first_data, unsigned int num_audio)

{

  switch(CDIO_FSTYPE(fs)) {

  case CDIO_FS_AUDIO:

    break;

  case CDIO_FS_ISO_9660:

    printf("CD-ROM with ISO 9660 filesystem");

    if (fs & CDIO_FS_ANAL_JOLIET) {

      printf(" and joliet extension level %d", cdio_iso_analysis.joliet_level);

    }

    if (fs & CDIO_FS_ANAL_ROCKRIDGE)

      printf(" and rockridge extensions");

    printf("\n");

    break;

  case CDIO_FS_ISO_9660_INTERACTIVE:

    printf("CD-ROM with CD-RTOS and ISO 9660 filesystem\n");

    break;

  case CDIO_FS_HIGH_SIERRA:

    printf("CD-ROM with High Sierra filesystem\n");

    break;

  case CDIO_FS_INTERACTIVE:

    printf("CD-Interactive%s\n", num_audio > 0 ? "/Ready" : "");

    break;

  case CDIO_FS_HFS:

    printf("CD-ROM with Macintosh HFS\n");

    break;

  case CDIO_FS_ISO_HFS:

    printf("CD-ROM with both Macintosh HFS and ISO 9660 filesystem\n");

    break;

  case CDIO_FS_UFS:

    printf("CD-ROM with Unix UFS\n");

    break;

  case CDIO_FS_EXT2:

    printf("CD-ROM with Linux second extended filesystem\n");

	  break;

  case CDIO_FS_3DO:

    printf("CD-ROM with Panasonic 3DO filesystem\n");

    break;

  case CDIO_FS_UNKNOWN:

    printf("CD-ROM with unknown filesystem\n");

    break;

  }

  switch(CDIO_FSTYPE(fs)) {

  case CDIO_FS_ISO_9660:

  case CDIO_FS_ISO_9660_INTERACTIVE:

  case CDIO_FS_ISO_HFS:

    printf("ISO 9660: %i blocks, label `%.32s'\n",

	   cdio_iso_analysis.isofs_size, cdio_iso_analysis.iso_label);

    break;

  }

  if (first_data == 1 && num_audio > 0)

    printf("mixed mode CD   ");

  if (fs & CDIO_FS_ANAL_XA)

    printf("XA sectors   ");

  if (fs & CDIO_FS_ANAL_MULTISESSION)

    printf("Multisession");

  if (fs & CDIO_FS_ANAL_HIDDEN_TRACK)

    printf("Hidden Track   ");

  if (fs & CDIO_FS_ANAL_PHOTO_CD)

    printf("%sPhoto CD   ", 

		      num_audio > 0 ? " Portfolio " : "");

  if (fs & CDIO_FS_ANAL_CDTV)

    printf("Commodore CDTV   ");

  if (first_data > 1)

    printf("CD-Plus/Extra   ");

  if (fs & CDIO_FS_ANAL_BOOTABLE)

    printf("bootable CD   ");

  if (fs & CDIO_FS_ANAL_VIDEOCD && num_audio == 0) {

    printf("Video CD   ");

  }

  if (fs & CDIO_FS_ANAL_SVCD)

    printf("Super Video CD (SVCD) or Chaoji Video CD (CVD)");

  if (fs & CDIO_FS_ANAL_CVD)

    printf("Chaoji Video CD (CVD)");

  printf("\n");

}

int

main(int argc, const char *argv[])

{

  CdIo_t *p_cdio = cdio_open (NULL, DRIVER_UNKNOWN);

  cdio_fs_anal_t fs=0;

  track_t num_tracks;

  track_t first_track_num;

  lsn_t start_track;          /* first sector of track */

  lsn_t data_start =0;        /* start of data area */

  int first_data = -1;        /* # of first data track */

  int first_audio = -1;       /* # of first audio track */

  unsigned int num_data  = 0; /* # of data tracks */

  unsigned int num_audio = 0; /* # of audio tracks */

  unsigned int i;

  if (NULL == p_cdio) {

    printf("Problem in trying to find a driver.\n\n");

    return 1;

  }

  first_track_num = cdio_get_first_track_num(p_cdio);

  num_tracks      = cdio_get_num_tracks(p_cdio);

  /* Count the number of data and audio tracks. */

  for (i = first_track_num; i <= num_tracks; i++) {

    if (TRACK_FORMAT_AUDIO == cdio_get_track_format(p_cdio, i)) {

      num_audio++;

      if (-1 == first_audio) first_audio = i;

    } else {

      num_data++;

      if (-1 == first_data)  first_data = i;

    }

  }

  /* try to find out what sort of CD we have */

  if (0 == num_data) {

    printf("Audio CD\n");

  } else {

    /* we have data track(s) */

    cdio_iso_analysis_t cdio_iso_analysis; 

    memset(&cdio_iso_analysis, 0, sizeof(cdio_iso_analysis));

    for (i = first_data; i <= num_tracks; i++) {

      lsn_t lsn;

      track_format_t track_format = cdio_get_track_format(p_cdio, i);

      lsn = cdio_get_track_lsn(p_cdio, i);

      switch ( track_format ) {

      case TRACK_FORMAT_AUDIO:

      case TRACK_FORMAT_ERROR:

	break;

      case TRACK_FORMAT_CDI:

      case TRACK_FORMAT_XA:

      case TRACK_FORMAT_DATA: 

      case TRACK_FORMAT_PSX: 

	;

      }

      start_track = (i == 1) ? 0 : lsn;

      /* save the start of the data area */

      if (i == first_data) 

	data_start = start_track;

      /* skip tracks which belong to the current walked session */

      if (start_track < data_start + cdio_iso_analysis.isofs_size)

	continue;

      fs = cdio_guess_cd_type(p_cdio, start_track, i, &cdio_iso_analysis);

      print_analysis(cdio_iso_analysis, fs, first_data, num_audio);

      if ( !(CDIO_FSTYPE(fs) == CDIO_FS_ISO_9660 ||

	     CDIO_FSTYPE(fs) == CDIO_FS_ISO_HFS  ||

	     CDIO_FSTYPE(fs) == CDIO_FS_ISO_9660_INTERACTIVE) )

	/* no method for non-ISO9660 multisessions */

	break;	

    }

  }

  cdio_destroy(p_cdio);

  return 0;

}