1.1 --- a/src/drivers/cdrom/cdrom.c	Sun Jan 31 18:35:06 2010 +1000
     1.2 +++ b/src/drivers/cdrom/cdrom.c	Wed Feb 10 18:16:19 2010 +1000
     1.3 @@ -74,7 +74,8 @@
     1.4          len += tmplen;
     1.5          current += sub_count;
     1.6      }
     1.7 -    *length = len;
     1.8 +    if( length != NULL )
     1.9 +        *length = len;
    1.10      return CDROM_ERROR_OK;
    1.11  }
    1.12  
    1.13 @@ -310,6 +311,15 @@
    1.14      return &disc->track[disc->track_count-1];
    1.15  }
    1.16  
    1.17 +cdrom_track_t cdrom_disc_get_last_data_track( cdrom_disc_t disc )
    1.18 +{
    1.19 +    for( unsigned i=disc->track_count; i>0; i-- ) {
    1.20 +        if( disc->track[i-1].flags & TRACK_FLAG_DATA ) {
    1.21 +            return &disc->track[i-1];
    1.22 +        }
    1.23 +    }
    1.24 +    return NULL;
    1.25 +}
    1.26  cdrom_track_t cdrom_disc_prev_track( cdrom_disc_t disc, cdrom_track_t track )
    1.27  {
    1.28      if( track->trackno <= 1 )
    1.29 @@ -383,4 +393,3 @@
    1.30  {
    1.31      cdrom_disc_print_toc( stderr, disc );
    1.32  }
    1.33 -