def each
      root.each do |node, mode, stack|
        if mode == :on_enter
          yield(node.blob_address, node.size)
        end
      end
    end
def each
      root.each do |node, mode, stack|
        if mode == :on_enter
          yield(node.blob_address, node.size)
        end
      end
    end
Iterate over all entries and yield address and size.