<block>
  <name>Stream CRC32</name>
  <key>digital_crc32_bb</key>
  <import>from gnuradio import digital</import>
  <make>digital.crc32_bb($check, $lengthtagname, $packed)</make>
  <param>
	  <name>Mode</name>
	  <key>check</key>
	  <type>enum</type>
	  <option>
		  <name>Generate CRC</name>
		  <key>False</key>
	  </option>
	  <option>
		  <name>Check CRC</name>
		  <key>True</key>
	  </option>
  </param>
  <param>
    <name>Length tag name</name>
    <key>lengthtagname</key>
    <value>"packet_len"</value>
    <type>string</type>
  </param>
  <param>
    <name>Packed</name>
    <key>packed</key>
    <value>True</value>
    <type>bool</type>
    <option>
      <name>Yes</name>
      <key>True</key>
    </option>
    <option>
      <name>No</name>
      <key>False</key>
    </option>
  </param>
  <sink>
    <name>in</name>
    <type>byte</type>
  </sink>
  <source>
    <name>out</name>
    <type>byte</type>
  </source>
</block>
