==== URI_linkage_descriptor

Defined by DVB in <<ETSI-300-468>>.

[source,xml]
----
<URI_linkage_descriptor
    uri_linkage_type="uint8, required"
    uri="string, required"
    min_polling_interval="uint16, optional">

  <!-- When uri_linkage_type == 0x03 -->
  <DVB_I_linkage
      end_point_type="uint8, required"
      service_list_name="string, optional"
      service_list_provider_name="string, optional">
    <private_data>
      Hexadecimal content
    </private_data>
  </DVB_I_linkage>

  <private_data>
    Hexadecimal content
  </private_data>

</URI_linkage_descriptor>
----
