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    CoreDX Data Distribution Service
    
   The High Performance, Small Footprint DDS from Twin Oaks Computing, Inc 
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Status related to the on_liveliness_changed listener methods of the DDS_DataReader, DDS_Subscriber, and DDS_DomainParticipant structures. More...
Data Fields | |
| int | alive_count | 
| The number of 'active' DataWriters matched to this DataReader.  | |
| int | not_alive_count | 
| The number of 'not-alive' DataWriters matched to this DataReader.  | |
| int | alive_count_change | 
| Change in alive_count since the last time the listener was called or status was read.  | |
| int | not_alive_count_change | 
| Change in not_alive_count since the last time the listener was called or status was read.  | |
| DDS_InstanceHandle_t | last_publication_handle | 
| Handle identifying the most recent DataWriter whose liveliness changed.  | |
Status related to the on_liveliness_changed listener methods of the DDS_DataReader, DDS_Subscriber, and DDS_DomainParticipant structures.