Example #1
0
/**
 * Open a DVD image or block device file or use stream_cb functions.
 */
static dvd_reader_t *DVDOpenImageFile( const char *location,
                                       void *stream,
                                       dvd_reader_stream_cb *stream_cb,
                                       int have_css )
{
  dvd_reader_t *dvd;
  dvd_input_t dev;

  dev = dvdinput_open( location, stream, stream_cb );
  if( !dev ) {
    fprintf( stderr, "libdvdread: Can't open %s for reading\n", location );
    return NULL;
  }

  dvd = calloc( 1, sizeof( dvd_reader_t ) );
  if( !dvd ) {
    dvdinput_close(dev);
    return NULL;
  }
  dvd->isImageFile = 1;
  dvd->dev = dev;

  dvd->udfcache_level = DEFAULT_UDF_CACHE_LEVEL;

  if( have_css ) {
    /* Only if DVDCSS_METHOD = title, a bit if it's disc or if
     * DVDCSS_METHOD = key but region mismatch. Unfortunately we
     * don't have that information. */

    dvd->css_state = 1; /* Need key init. */
  }

  return dvd;
}
Example #2
0
/**
 * Open an unencrypted file from a DVD directory tree.
 */
static dvd_file_t *DVDOpenFilePath( dvd_reader_t *dvd, char *filename )
{
  char full_path[ PATH_MAX + 1 ];
  dvd_file_t *dvd_file;
  struct stat fileinfo;
  dvd_input_t dev;

  /* Get the full path of the file. */
  if( !findDVDFile( dvd, filename, full_path ) ) return 0;

  dev = dvdinput_open( full_path );
  if( !dev ) return 0;

  dvd_file = (dvd_file_t *) malloc( sizeof( dvd_file_t ) );
  if( !dvd_file ) return 0;
  dvd_file->dvd = dvd;
  dvd_file->lb_start = 0;
  dvd_file->seek_pos = 0;
  memset( dvd_file->title_sizes, 0, sizeof( dvd_file->title_sizes ) );
  memset( dvd_file->title_devs, 0, sizeof( dvd_file->title_devs ) );
  dvd_file->filesize = 0;

  if( stat( full_path, &fileinfo ) < 0 ) {
    if(dvd->verbose >= 1) {
      fprintf( stderr, "libdvdread: Can't stat() %s.\n", filename );
    }
    free( dvd_file );
    return 0;
  }
  dvd_file->title_sizes[ 0 ] = fileinfo.st_size / DVD_VIDEO_LB_LEN;
  dvd_file->title_devs[ 0 ] = dev;
  dvd_file->filesize = dvd_file->title_sizes[ 0 ];

  return dvd_file;
}
Example #3
0
/**
 * Open a DVD image or block device file.
 */
static dvd_reader_t *DVDOpenImageFile( const char *location, int have_css )
{
    dvd_reader_t *dvd;
    dvd_input_t dev;
    
    dev = dvdinput_open( location );
    if( !dev ) {
	fprintf( stderr, "libdvdread: Can't open %s for reading\n", location );
	return 0;
    }

    dvd = (dvd_reader_t *) malloc( sizeof( dvd_reader_t ) );
    if( !dvd ) return 0;
    dvd->isImageFile = 1;
    dvd->dev = dev;
    dvd->path_root = 0;
    
    dvd->udfcache_level = DEFAULT_UDF_CACHE_LEVEL;
    dvd->udfcache = NULL;

    if( have_css ) {
      /* Only if DVDCSS_METHOD = title, a bit if it's disc or if
       * DVDCSS_METHOD = key but region missmatch. Unfortunaly we
       * don't have that information. */
    
      dvd->css_state = 1; /* Need key init. */
    }
    dvd->css_title = 0;
    
    return dvd;
}
Example #4
0
/**
 * Open a DVD image or block device file.
 * Checks if the root directory in the udf image file can be found.
 * If not it assumes this isn't a valid udf image and returns NULL
 */
static dvd_reader_t *DVDOpenImageFile( const char *location, int have_css )
{
  dvd_reader_t *dvd;
  dvd_input_t dev;
  int verbose;

  verbose = get_verbose();

  dev = dvdinput_open( location );
  if( !dev ) {
    if(verbose >= 1) {
      fprintf( stderr, "libdvdread: Can't open '%s' for reading: %s\n",
               location, strerror(errno));
    }
    return NULL;
  }

  dvd = (dvd_reader_t *) malloc( sizeof( dvd_reader_t ) );
  if( !dvd ) {
    int tmp_errno = errno;
    dvdinput_close(dev);
    errno = tmp_errno;
    return NULL;
  }
  dvd->verbose = verbose;
  dvd->isImageFile = 1;
  dvd->dev = dev;
  dvd->path_root = NULL;
    
  dvd->udfcache_level = DEFAULT_UDF_CACHE_LEVEL;
  dvd->udfcache = NULL;

  dvd->align = NULL;

  if( have_css ) {
    /* Only if DVDCSS_METHOD = title, a bit if it's disc or if
     * DVDCSS_METHOD = key but region missmatch. Unfortunaly we
     * don't have that information. */
    
    dvd->css_state = 1; /* Need key init. */
  }
  dvd->css_title = 0;
  
  /* sanity check, is it a valid UDF image, can we find the root dir */
  if(!UDFFindFile(dvd, "/", NULL)) {
    dvdinput_close(dvd->dev);
    if(dvd->udfcache) {
      FreeUDFCache(dvd, dvd->udfcache);
    }
    if(dvd->align) {
      if(dvd->verbose >= 0) {
        fprintf(stderr, "libdvdread: DVDOpenImageFile(): Memory leak in align functions 1\n");
      }
    }
    free(dvd);
    return NULL;
  }
  return dvd;
}
/**
 * Open a DVD image or block device file.
 */
static dvd_reader_t *DVDOpenImageFile( const char *location, int have_css )
{
  dvd_reader_t *dvd;
  dvd_input_t dev;
  static int volid_size = 32, volsetid_size = 128;
  char volid[volid_size];
  unsigned char volsetid[volsetid_size];

  dev = dvdinput_open( location );
  if( !dev ) {
    fprintf( stderr, "libdvdread: Can't open %s for reading\n", location );
    return NULL;
  }

  dvd = (dvd_reader_t *) malloc( sizeof( dvd_reader_t ) );
  if( !dvd ) {
    dvdinput_close(dev);
    return NULL;
  }
  dvd->dev = dev;
  dvd->path_root = NULL;

  dvd->udfcache_level = DEFAULT_UDF_CACHE_LEVEL;
  dvd->udfcache = NULL;

  if( have_css ) {
    /* Only if DVDCSS_METHOD = title, a bit if it's disc or if
     * DVDCSS_METHOD = key but region mismatch. Unfortunately we
     * don't have that information. */

    dvd->css_state = 1; /* Need key init. */
  } else {
    dvd->css_state = 0;
  }
  dvd->css_title = 0;

  // check is iso9660/udf format
  if (DVDUDFVolumeInfo(dvd, volid, volid_size, volsetid, volsetid_size) == 0)
  {
	  dvd->isImageFile = 1;
  }
  else if (DVDISOVolumeInfo(dvd, volid, volid_size, volsetid, volsetid_size) == 0)
  {
	  dvd->isImageFile = 2;
  }
  else{
	  dvdinput_close(dev);
	  free(dvd);
	  dvd = NULL;
  }

  return dvd;
}
Example #6
0
/**
 * Open an unencrypted file from a DVD directory tree.
 */
static dvd_file_t *DVDOpenFilePath( dvd_reader_t *dvd, const char *filename )
{
  char full_path[ PATH_MAX + 1 ];
  dvd_file_t *dvd_file;
  struct stat fileinfo;
  dvd_input_t dev;

  /* Get the full path of the file. */
  if( !findDVDFile( dvd, filename, full_path ) ) {
    fprintf( stderr, "libdvdread:DVDOpenFilePath:findDVDFile %s failed\n", filename );
    return NULL;
  }

  dev = dvdinput_open( full_path, NULL, NULL );
  if( !dev ) {
    fprintf( stderr, "libdvdread:DVDOpenFilePath:dvdinput_open %s failed\n", full_path );
    return NULL;
  }

  dvd_file = calloc( 1, sizeof( dvd_file_t ) );
  if( !dvd_file ) {
    fprintf( stderr, "libdvdread:DVDOpenFilePath:dvd_file malloc failed\n" );
    dvdinput_close(dev);
    return NULL;
  }
  dvd_file->dvd = dvd;

  if( mythfile_stat( full_path, &fileinfo ) < 0 ) {
    fprintf( stderr, "libdvdread: Can't stat() %s.\n", filename );
    free( dvd_file );
    dvdinput_close( dev );
    return NULL;
  }
  dvd_file->title_sizes[ 0 ] = fileinfo.st_size / DVD_VIDEO_LB_LEN;
  dvd_file->title_devs[ 0 ] = dev;
  dvd_file->filesize = dvd_file->title_sizes[ 0 ];

  return dvd_file;
}
Example #7
0
static dvd_file_t *DVDOpenVOBPath( dvd_reader_t *dvd, int title, int menu )
{
  char filename[ MAX_UDF_FILE_NAME_LEN ];
  char full_path[ PATH_MAX + 1 ];
  struct stat fileinfo;
  dvd_file_t *dvd_file;

  dvd_file = calloc( 1, sizeof( dvd_file_t ) );
  if( !dvd_file ) return NULL;
  dvd_file->dvd = dvd;
  /*Hack*/ dvd_file->css_title = title << 1 | menu;

  if( menu ) {
    dvd_input_t dev;

    if( title == 0 ) {
      strcpy( filename, "VIDEO_TS.VOB" );
    } else {
      sprintf( filename, "VTS_%02i_0.VOB", title );
    }
    if( !findDVDFile( dvd, filename, full_path ) ) {
      free( dvd_file );
      return NULL;
    }

    dev = dvdinput_open( full_path, NULL, NULL );
    if( dev == NULL ) {
      free( dvd_file );
      return NULL;
    }

    if( mythfile_stat( full_path, &fileinfo ) < 0 ) {
      fprintf( stderr, "libdvdread: Can't stat() %s.\n", filename );
      dvdinput_close(dev);
      free( dvd_file );
      return NULL;
    }
    dvd_file->title_sizes[ 0 ] = fileinfo.st_size / DVD_VIDEO_LB_LEN;
    dvd_file->title_devs[ 0 ] = dev;
    dvdinput_title( dvd_file->title_devs[0], 0);
    dvd_file->filesize = dvd_file->title_sizes[ 0 ];

  } else {
    int i;

    for( i = 0; i < TITLES_MAX; ++i ) {

      sprintf( filename, "VTS_%02i_%i.VOB", title, i + 1 );
      if( !findDVDFile( dvd, filename, full_path ) ) {
        break;
      }

      if( mythfile_stat( full_path, &fileinfo ) < 0 ) {
        fprintf( stderr, "libdvdread: Can't stat() %s.\n", filename );
        break;
      }

      dvd_file->title_sizes[ i ] = fileinfo.st_size / DVD_VIDEO_LB_LEN;
      dvd_file->title_devs[ i ] = dvdinput_open( full_path, NULL, NULL );
      dvdinput_title( dvd_file->title_devs[ i ], 0 );
      dvd_file->filesize += dvd_file->title_sizes[ i ];
    }
    if( !dvd_file->title_devs[ 0 ] ) {
      free( dvd_file );
      return NULL;
    }
  }

  return dvd_file;
}
Example #8
0
static dvd_file_t *DVDOpenVOBPath( dvd_reader_t *dvd, int title, int menu )
{
  char filename[ MAX_UDF_FILE_NAME_LEN ];
  char full_path[ PATH_MAX + 1 ];
  struct stat fileinfo;
  dvd_file_t *dvd_file;
  int i;

  dvd_file = (dvd_file_t *) malloc( sizeof( dvd_file_t ) );
  if( !dvd_file ) return 0;
  dvd_file->dvd = dvd;
  /*Hack*/ dvd_file->css_title = title << 1 | menu;
  dvd_file->lb_start = 0;
  dvd_file->seek_pos = 0;
  memset( dvd_file->title_sizes, 0, sizeof( dvd_file->title_sizes ) );
  memset( dvd_file->title_devs, 0, sizeof( dvd_file->title_devs ) );
  dvd_file->filesize = 0;
    
  if( menu ) {
    dvd_input_t dev;

    if( title == 0 ) {
      sprintf( filename, "VIDEO_TS.VOB" );
    } else {
      sprintf( filename, "VTS_%02i_0.VOB", title );
    }
    if( !findDVDFile( dvd, filename, full_path ) ) {
      free( dvd_file );
      return 0;
    }

    dev = dvdinput_open( full_path );
    if( dev == NULL ) {
      free( dvd_file );
      return 0;
    }

    if( stat( full_path, &fileinfo ) < 0 ) {
      if(dvd->verbose >= 1) {
        fprintf( stderr, "libdvdread: Can't stat() %s.\n", filename );
      }
      free( dvd_file );
      return 0;
    }
    dvd_file->title_sizes[ 0 ] = fileinfo.st_size / DVD_VIDEO_LB_LEN;
    dvd_file->title_devs[ 0 ] = dev;
    dvdinput_title( dvd_file->title_devs[0], 0);
    dvd_file->filesize = dvd_file->title_sizes[ 0 ];

  } else {
    for( i = 0; i < 9; ++i ) {

      sprintf( filename, "VTS_%02i_%i.VOB", title, i + 1 );
      if( !findDVDFile( dvd, filename, full_path ) ) {
        break;
      }

      if( stat( full_path, &fileinfo ) < 0 ) {
        if(dvd->verbose >= 1) {
          fprintf( stderr, "libdvdread: Can't stat() %s.\n", filename );
        }
        break;
      }

      dvd_file->title_sizes[ i ] = fileinfo.st_size / DVD_VIDEO_LB_LEN;
      dvd_file->title_devs[ i ] = dvdinput_open( full_path );
      dvdinput_title( dvd_file->title_devs[ i ], 0 );
      dvd_file->filesize += dvd_file->title_sizes[ i ];
    }
    if( !dvd_file->title_devs[ 0 ] ) {
      free( dvd_file );
      return 0;
    }
  }

  return dvd_file;
}