- h -

• handle : WriteParams_t
• HANDLE_NIL : InstanceHandle_t
• heartbeat_period : RtpsReliableWriterProtocol_t
• heartbeat_suppression_duration : RtpsReliableReaderProtocol_t
• heartbeats_per_max_samples : RtpsReliableWriterProtocol_t
• high : SequenceNumber_t
• high_watermark : RtpsReliableWriterProtocol_t
• high_watermark_reliable_writer_cache : ReliableWriterCacheChangedStatus
• HIGHEST_OFFERED_PRESENTATION_QOS : PresentationQosPolicyAccessScopeKind
• history : DataWriterQos, DataReaderQos, TopicBuiltinTopicData, TopicQos
• history_depth : DurabilityServiceQosPolicy
• history_kind : DurabilityServiceQosPolicy
• HISTORY_QOS_POLICY_ID : QosPolicyId_t
• HISTORY_SNAPSHOT : TopicQuerySelectionKind
• host_port : TransportUdpWanCommPortsMappingInfo_t
• HPF_FLOW_CONTROLLER_SCHED_POLICY : FlowControllerSchedulingPolicy