Method seek_data

block/src/qcow/mod.rs:2170–2179

(&mut self, offset: u64)

    }

    fn seek_data(&mut self, offset: u64) -> io::Result<Option<u64>> {
        match self.find_allocated_cluster(offset, true) {
            Err(e) => Err(e),
            Ok(None) => Ok(None),
            Ok(Some(o)) => {
                self.seek(SeekFrom::Start(o))?;
                Ok(Some(o))
            }
        }
    }
}

impl BlockBackend for QcowFile {