Function durable_reconnect 

async fn durable_reconnect(
    conn: &mut Smb2Conn,
    vfs: Arc<dyn Vfs>,
    server: &Arc<ServerShared>,
    req: &CreateReq,
    id: [u8; 16],
    guid: Option<[u8; 16]>,
) -> Result<Vec<u8>, Status>

Reclaim a preserved durable handle and re-open the file under its persistent id (single-node durable model: the on-disk file, not a live fd, is durable).