Function dds_get_topic_filter_extended

Function Documentation

dds_return_t dds_get_topic_filter_extended(dds_entity_t topic, struct dds_topic_filter *filter)

Gets the filter for a topic. To be replaced by proper filtering on readers, no guarantee that this will be maintained for backwards compatibility.

Parameters

  • topic – [in] The topic from which to get the filter.

  • filter – [out] The topic filter specification.

Return values

  • DDS_RETCODE_OK – Filter set successfully

  • DDS_RETCODE_BAD_PARAMETER – The topic handle is invalid