/*

  Copyright (C) 2005, 2006, 2008, 2009 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/>.

*/

/* Simple program to show using libcdio's version of the CD-DA

   paranoia library. But in this version, we'll open a cdio object before

   calling paranoia's open. I imagine in many cases such as media

   players this may be what will be done since, one may want to get

   CDDB/CD-Text info beforehand.

 */

#ifdef HAVE_CONFIG_H

#include "config.h"

#define __CDIO_CONFIG_H__ 1

#endif

#ifdef HAVE_STDIO_H

#include <stdio.h>

#endif

#ifdef HAVE_STDLIB_H

#include <stdlib.h>

#endif

#include <cdio/paranoia/cdda.h>

#include <cdio/cd_types.h>

int

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

{

  cdrom_drive_t *d = NULL; /* Place to store handle given by cd-paranoia. */

  char **ppsz_cd_drives;  /* List of all drives with a loaded CDDA in it. */

  CdIo_t *p_cdio = NULL;

  /* See if we can find a device with a loaded CD-DA in it. */

  ppsz_cd_drives = cdio_get_devices_with_cap(NULL, CDIO_FS_AUDIO, false);

  if (ppsz_cd_drives) {

    /* Found such a CD-ROM with a CD-DA loaded. Use the first drive in

       the list. */

    p_cdio = cdio_open(*ppsz_cd_drives, DRIVER_UNKNOWN);

    d=cdio_cddap_identify_cdio(p_cdio, CDDA_MESSAGE_PRINTIT, NULL);

  } else {

    printf("Unable find or access a CD-ROM drive with an audio CD in it.\n");

    exit(77);

  }

  /* Don't need a list of CD's with CD-DA's any more. */

  cdio_free_device_list(ppsz_cd_drives);

  if ( !d ) {

    printf("Unable to identify audio CD disc.\n");

    exit(77);

  }

  /* We'll set for verbose paranoia messages. */

  cdio_cddap_verbose_set(d, CDDA_MESSAGE_PRINTIT, CDDA_MESSAGE_PRINTIT);

  if ( 0 != cdio_cddap_open(d) ) {

    printf("Unable to open disc.\n");

    exit(77);

  }

  /* In the paranoia example was a reading. Here we are going to do

     something trivial (but I think neat any way - get the Endian-ness

     of the drive. */

  {

    const int i_endian = data_bigendianp(d);

    switch (i_endian) {

    case 0:

      printf("Drive returns audio data Little Endian."

	     " Your drive is like most.\n");

      break;

    case 1:

      printf("Drive returns audio data Big Endian.\n");

      break;

    case -1:

      printf("Don't know whether drive is Big or Little Endian.\n");

      break;

    default:

      printf("Whoah - got a return result I'm not expecting %d.\n",

	     i_endian);

      break;

    }

  }

  cdio_cddap_close_no_free_cdio(d);

  cdio_destroy( p_cdio );

  exit(0);

}