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This page lists all QoS that are immutable after an entity has been enabled.

This page lists all QoS that are immutable after an entity has been enabled.

QoS fall into one of three mutability categories:

The QoS that fall into the second two categories are listed on this page.

See also
Changeable
DDS_AvailabilityQosPolicyenable_required_subscriptions
<<extension>> Enables support for required subscriptions in a DDS_DataWriter
DDS_DurabilityQosPolicykind
<<basic>> <<spec>> The kind of durability.
DDS_DurabilityQosPolicydirect_communication
<<extension>> Indicates whether or not a TRANSIENT or PERSISTENT DDS_DataReader should receive samples directly from a TRANSIENT or PERSISTENT DDS_DataWriter
DDS_DurabilityQosPolicywriter_depth
<<basic>> <<extension>> Indicates the number of samples per instance that a durable DDS_DataWriter will send to a late-joining DDS_DataReader.
DDS_DurabilityQosPolicystorage_settings
<<extension>> Configures durable writer history and durable reader state.
DDS_PersistentStorageSettingsenable
<<extension>> Enables durable writer history in a DDS_DataWriter and durable reader state in a DDS_DataReader.
DDS_PersistentStorageSettingsfile_name
<<extension>> The file name where the durable writer history or durable reader state will be stored.
DDS_PersistentStorageSettingstrace_file_name
<<extension>> The file name where to store the SQL statements executed when loading and storing the durable writer history or durable reader state.
DDS_PersistentStorageSettingsjournal_kind
<<extension>> Sets the journal mode of the persistent storage.
DDS_PersistentStorageSettingssynchronization_kind
<<extension>> Sets the level of synchronization with the physical disk.
DDS_PersistentStorageSettingsvacuum
<<extension>> Sets the auto-vacuum status of the storage.
DDS_PersistentStorageSettingsrestore
<<extension>> Indicates if the persisted writer history or reader state must be restored.
DDS_PersistentStorageSettingswriter_instance_cache_allocation
<<extension>> Configures the resource limits associated with the instance durable writer history cache.
DDS_PersistentStorageSettingswriter_sample_cache_allocation
<<extension>> Configures the resource limits associated with the sample durable writer history cache.
DDS_PersistentStorageSettingswriter_memory_state
<<extension>> Determines how much state will be kept in memory by the durable writer history in order to avoid accessing the persistent storage in disk.
DDS_PersistentStorageSettingsreader_checkpoint_frequency
<<extension>> Controls how often the reader state is stored into the database.
DDS_DurabilityServiceQosPolicyservice_cleanup_delay
<<spec>> Controls when the service is able to remove all information regarding a data instances.
DDS_DurabilityServiceQosPolicyhistory_kind
<<spec>> The kind of history to apply in recouping durable data.
DDS_DurabilityServiceQosPolicyhistory_depth
<<spec>> Setting to use for the DDS_DurabilityQosPolicy::writer_depth when recouping durable data.
DDS_DurabilityServiceQosPolicymax_samples
<<spec>> Part of resource limits QoS policy to apply when feeding a late joiner.
DDS_DurabilityServiceQosPolicymax_instances
<<spec>> Part of resource limits QoS policy to apply when feeding a late joiner.
DDS_DurabilityServiceQosPolicymax_samples_per_instance
<<spec>> Part of resource limits QoS policy to apply when feeding a late joiner.
DDS_CompressionSettings_tcompression_ids
<<extension>> Mask that represents the compression algorithms enabled.
DDS_CompressionSettings_twriter_compression_level
<<extension>> The level of compression to use when compressing data.
DDS_CompressionSettings_twriter_compression_threshold
<<extension>> The threshold, in bytes, above which a serialized sample will be eligible to be compressed.
DDS_DataRepresentationQosPolicyvalue
<<spec>> Sequence of representation identifiers.
DDS_DataRepresentationQosPolicycompression_settings
<<basic>> <<extension>> Structure that contains the compression settings.
DDS_PresentationQosPolicyaccess_scope
<<spec>> Determines the largest scope spanning the entities for which the order and coherency of changes can be preserved.
DDS_PresentationQosPolicycoherent_access
<<spec>> Specifies support for coherent access. Controls whether coherent access is supported within the scope access_scope.
DDS_PresentationQosPolicyordered_access
<<spec>> Specifies support for ordered access to the samples received at the subscription end. Controls whether ordered access is supported within the scope access_scope.
DDS_PresentationQosPolicydrop_incomplete_coherent_set
<<extension>> Indicates whether or not a DDS_DataReader should drop samples from an incomplete coherent set (one for which not all the samples were received). Such samples are reported as lost in the SAMPLE_LOST Status.
DDS_OwnershipQosPolicykind
<<basic>> <<spec>> The kind of ownership
DDS_LivelinessQosPolicykind
<<basic>> <<spec>> The kind of liveliness desired.
DDS_LivelinessQosPolicylease_duration
<<basic>> <<spec>> The duration within which a DDS_DataWriter must be asserted, or else it is assumed to be not alive.
DDS_LivelinessQosPolicyassertions_per_lease_duration
<<basic>> <<extension>> The number of assertions a DDS_DataWriter will send during a its DDS_LivelinessQosPolicy::lease_duration.
DDS_ReliabilityQosPolicykind
<<basic>> <<spec>> Kind of reliability.
DDS_ReliabilityQosPolicymax_blocking_time
<<basic>> <<spec>> The maximum time a DataWriter can block on a write() call.
DDS_ReliabilityQosPolicyacknowledgment_kind
<<extension>> Kind of reliable acknowledgment
DDS_ReliabilityQosPolicyinstance_state_consistency_kind
<<extension>> Whether instance state consistency is enabled
DDS_DestinationOrderQosPolicykind
<<basic>> <<spec>> Specifies the desired kind of destination order.
DDS_DestinationOrderQosPolicyscope
<<spec>> Specifies the desired scope of the source destination order.
DDS_DestinationOrderQosPolicysource_timestamp_tolerance
<<extension>> Allowed tolerance between source timestamps of consecutive samples.
DDS_HistoryQosPolicykind
<<basic>> <<spec>> Specifies the kind of history to be kept.
DDS_HistoryQosPolicydepth
<<basic>> <<spec>> Specifies the number of samples per instance to be kept, when the kind is DDS_KEEP_LAST_HISTORY_QOS
DDS_ResourceLimitsQosPolicymax_samples
<<basic>> <<spec>> Represents the maximum samples the middleware can store for any one DDS_DataWriter (or DDS_DataReader).
DDS_ResourceLimitsQosPolicymax_instances
<<basic>> <<spec>> Represents the maximum number of instances a DDS_DataWriter (or DDS_DataReader) can manage.
DDS_ResourceLimitsQosPolicymax_samples_per_instance
<<spec>> Represents the maximum number of samples of any one instance a DDS_DataWriter (or DDS_DataReader) can manage.
DDS_ResourceLimitsQosPolicyinitial_samples
<<basic>> <<extension>> Represents the initial samples the middleware will store for any one DDS_DataWriter (or DDS_DataReader).
DDS_ResourceLimitsQosPolicyinitial_instances
<<basic>> <<extension>> Represents the initial number of instances a DDS_DataWriter (or DDS_DataReader) will manage.
DDS_ResourceLimitsQosPolicyinstance_hash_buckets
[DEPRECATED] <<extension>> Number of hash buckets for instances.
DDS_TransportPriorityQosPolicyvalue
<<spec>> This policy is a hint to the infrastructure as to how to set the priority of the underlying transport used to send the data.
DDS_TypeSupportQosPolicyplugin_data
[DEPRECATED] <<extension>> Value to pass into the type plugin's de-/serialization function
DDS_TypeSupportQosPolicycdr_padding_kind
[DEPRECATED] <<extension>> Determines whether or not the padding bytes will be set to zero during CDR serialization.
DDS_PublishModeQosPolicykind
<<basic>> <<extension>> Publishing mode
DDS_PublishModeQosPolicyflow_controller_name
<<extension>> Name of the associated flow controller
DDS_PublishModeQosPolicypriority
<<extension>> Publication priority
DDS_AsynchronousPublisherQosPolicydisable_asynchronous_write
[DEPRECATED] <<extension>> Disable asynchronous publishing.
DDS_AsynchronousPublisherQosPolicythread
<<extension>> Settings of the publishing thread.
DDS_AsynchronousPublisherQosPolicydisable_asynchronous_batch
[DEPRECATED] <<extension>> Disable asynchronous batch flushing.
DDS_AsynchronousPublisherQosPolicyasynchronous_batch_thread
<<extension>> Settings of the batch flushing thread.
DDS_AsynchronousPublisherQosPolicydisable_topic_query_publication
[DEPRECATED] <<extension>> Disable topic query publication.
DDS_AsynchronousPublisherQosPolicytopic_query_publication_thread
<<extension>> Settings of the DDS_TopicQuery publication thread.
DDS_WriterDataLifecycleQosPolicyautodispose_unregistered_instances
<<spec>> Boolean flag that controls the behavior when the DDS_DataWriter unregisters an instance by means of the unregister operations.
DDS_WriterDataLifecycleQosPolicyautopurge_unregistered_instances_delay
<<extension>> Maximum duration for which the DDS_DataWriter will maintain information regarding an instance once it has unregistered the instance.
DDS_WriterDataLifecycleQosPolicyautopurge_disposed_instances_delay
<<extension>> Maximum duration for which the DDS_DataWriter will maintain information regarding an instance once it has disposed the instance.
DDS_ReaderDataLifecycleQosPolicyautopurge_nowriter_samples_delay
<<spec>> Minimum duration for which the DDS_DataReader will maintain information regarding an instance once its instance_state becomes DDS_NOT_ALIVE_NO_WRITERS_INSTANCE_STATE.
DDS_ReaderDataLifecycleQosPolicyautopurge_disposed_samples_delay
<<spec>> Minimum duration for which the DDS_DataReader will maintain samples for an instance once its instance_state becomes DDS_NOT_ALIVE_DISPOSED_INSTANCE_STATE.
DDS_ReaderDataLifecycleQosPolicyautopurge_disposed_instances_delay
<<extension>> Minimum duration for which the DDS_DataReader will maintain information about a received instance once its instance_state becomes DDS_NOT_ALIVE_DISPOSED_INSTANCE_STATE and there are no samples for the instance in the DataReader queue.
DDS_ReaderDataLifecycleQosPolicyautopurge_nowriter_instances_delay
<<extension>> Minimum duration for which the DDS_DataReader will maintain information about a received instance once its instance_state becomes DDS_NOT_ALIVE_NO_WRITERS_INSTANCE_STATE and there are no samples for the instance in the DataReader queue.
DDS_TypeConsistencyEnforcementQosPolicykind
<<spec>> Type consistency kind.
DDS_TypeConsistencyEnforcementQosPolicyignore_sequence_bounds
<<spec>> Controls whether sequence bounds are taken into consideration for type assignability.
DDS_TypeConsistencyEnforcementQosPolicyignore_string_bounds
<<spec>> Controls whether string bounds are taken into consideration for type assignability.
DDS_TypeConsistencyEnforcementQosPolicyignore_member_names
<<spec>> Controls whether member names are taken into consideration for type assignability.
DDS_TypeConsistencyEnforcementQosPolicyprevent_type_widening
<<spec>> Controls whether type widening is allowed.
DDS_TypeConsistencyEnforcementQosPolicyforce_type_validation
<<spec>> Controls whether type information must be available in order to complete matching between a DDS_DataWriter and a DDS_DataReader.
DDS_TypeConsistencyEnforcementQosPolicyignore_enum_literal_names
<<spec>> Controls whether enumeration constant names are taken into consideration for type assignability.
DDS_WireProtocolQosPolicyparticipant_id
<<basic>> <<extension>> A value used to distinguish among different participants belonging to the same domain on the same host.
DDS_WireProtocolQosPolicyrtps_host_id
<<extension>> The RTPS Host ID of the domain participant.
DDS_WireProtocolQosPolicyrtps_app_id
<<extension>> The RTPS App ID of the domain participant.
DDS_WireProtocolQosPolicyrtps_instance_id
<<extension>> The RTPS Instance ID of the DDS_DomainParticipant.
DDS_WireProtocolQosPolicyrtps_well_known_ports
<<extension>> Configures the RTPS well-known port mappings.
DDS_WireProtocolQosPolicyrtps_reserved_port_mask
<<extension>> Specifies which well-known ports to reserve when enabling the participant.
DDS_WireProtocolQosPolicyrtps_auto_id_kind
<<extension>> Kind of auto mechanism used to calculate the GUID prefix.
DDS_WireProtocolQosPolicycompute_crc
<<extension>> Adds RTPS CRC submessage to every message when this field is set to DDS_BOOLEAN_TRUE.
DDS_WireProtocolQosPolicycheck_crc
<<extension>> Checks if the received RTPS message is valid by comparing the computed CRC with the received RTPS CRC submessage when this field is set to DDS_BOOLEAN_TRUE.
DDS_TransportSelectionQosPolicyenabled_transports
<<extension>> A sequence of transport aliases that specifies the transport instances available for use by the entity.
DDS_TransportBuiltinQosPolicymask
<<basic>> <<extension>> Specifies the built-in transports that are registered automatically when the DDS_DomainParticipant is enabled.
DDS_TransportUnicastQosPolicyvalue
<<extension>> A sequence of unicast communication settings.
DDS_TransportMulticastMappingQosPolicyvalue
<<extension>> A sequence of multicast communication mappings.
DDS_TransportMulticastQosPolicyvalue
<<basic>> <<extension>> A sequence of multicast communications settings.
DDS_TransportMulticastQosPolicykind
<<extension>> A value that specifies a way to determine how to obtain the multicast address.
DDS_DiscoveryQosPolicyenabled_transports
<<extension>> The transports available for use by the Discovery mechanism.
DDS_DiscoveryQosPolicyinitial_peers
<<basic>> <<extension>> Determines the initial list of peers that will be contacted by the Discovery mechanism to send announcements about the presence of this participant.
DDS_DiscoveryQosPolicymulticast_receive_addresses
<<basic>> <<extension>> Specifies the multicast group addresses on which discovery-related meta-traffic can be received by the DomainParticipant.
DDS_DiscoveryQosPolicymetatraffic_transport_priority
<<extension>> The transport priority to use for the Discovery meta-traffic.
DDS_DiscoveryQosPolicyaccept_unknown_peers
<<basic>> <<extension>> Whether to accept a new participant that is not in the initial peers list.
DDS_DiscoveryQosPolicyenable_endpoint_discovery
[DEPRECATED] <<extension>> Whether to automatically enable endpoint discovery for all the remote participants.
DDS_DataReaderResourceLimitsQosPolicymax_remote_writers
<<extension>> The maximum number of remote writers from which a DDS_DataReader may read, including all instances.
DDS_DataReaderResourceLimitsQosPolicymax_remote_writers_per_instance
<<extension>> The maximum number of remote writers from which a DDS_DataReader may read a single instance.
DDS_DataReaderResourceLimitsQosPolicymax_samples_per_remote_writer
<<extension>> The maximum number of out-of-order samples from a given remote DDS_DataWriter that a DDS_DataReader may store when maintaining a reliable connection to the DDS_DataWriter.
DDS_DataReaderResourceLimitsQosPolicymax_infos
<<extension>> The maximum number of info units that a DDS_DataReader can use to store DDS_SampleInfo.
DDS_DataReaderResourceLimitsQosPolicyinitial_remote_writers
<<extension>> The initial number of remote writers from which a DDS_DataReader may read, including all instances.
DDS_DataReaderResourceLimitsQosPolicyinitial_remote_writers_per_instance
<<extension>> The initial number of remote writers from which a DDS_DataReader may read a single instance.
DDS_DataReaderResourceLimitsQosPolicyinitial_infos
<<extension>> The initial number of info units that a DDS_DataReader can have, which are used to store DDS_SampleInfo.
DDS_DataReaderResourceLimitsQosPolicyinitial_outstanding_reads
<<extension>> The initial number of outstanding calls to read/take (or one of their variants) on the same DDS_DataReader for which memory has not been returned by calling FooDataReader_return_loan.
DDS_DataReaderResourceLimitsQosPolicymax_outstanding_reads
<<extension>> The maximum number of outstanding read/take calls (or one of their variants) on the same DDS_DataReader for which memory has not been returned by calling FooDataReader_return_loan.
DDS_DataReaderResourceLimitsQosPolicymax_samples_per_read
<<extension>> The maximum number of data samples that the application can receive from the middleware in a single call to FooDataReader_read or FooDataReader_take. If more data exists in the middleware, the application will need to issue multiple read/take calls.
DDS_DataReaderResourceLimitsQosPolicydisable_fragmentation_support
[DEPRECATED] <<extension>> Determines whether the DDS_DataReader can receive fragmented samples.
DDS_DataReaderResourceLimitsQosPolicymax_fragmented_samples
<<extension>> The maximum number of samples for which the DDS_DataReader may store fragments at a given point in time.
DDS_DataReaderResourceLimitsQosPolicyinitial_fragmented_samples
<<extension>> The initial number of samples for which a DDS_DataReader may store fragments.
DDS_DataReaderResourceLimitsQosPolicymax_fragmented_samples_per_remote_writer
<<extension>> The maximum number of samples per remote writer for which a DDS_DataReader may store fragments.
DDS_DataReaderResourceLimitsQosPolicymax_fragments_per_sample
<<extension>> Maximum number of fragments for a single sample.
DDS_DataReaderResourceLimitsQosPolicydynamically_allocate_fragmented_samples
<<extension>> Determines whether the DDS_DataReader pre-allocates storage for storing fragmented samples.
DDS_DataReaderResourceLimitsQosPolicymax_total_instances
<<extension>> Maximum number of instances for which a DataReader will keep state.
DDS_DataReaderResourceLimitsQosPolicymax_remote_virtual_writers
<<extension>> The maximum number of remote virtual writers from which a DDS_DataReader may read, including all instances.
DDS_DataReaderResourceLimitsQosPolicyinitial_remote_virtual_writers
<<extension>> The initial number of remote virtual writers from which a DDS_DataReader may read, including all instances.
DDS_DataReaderResourceLimitsQosPolicymax_remote_virtual_writers_per_instance
<<extension>> The maximum number of virtual remote writers that can be associated with an instance.
DDS_DataReaderResourceLimitsQosPolicyinitial_remote_virtual_writers_per_instance
<<extension>> The initial number of virtual remote writers per instance.
DDS_DataReaderResourceLimitsQosPolicymax_remote_writers_per_sample
<<extension>> The maximum number of remote writers allowed to write the same sample.
DDS_DataReaderResourceLimitsQosPolicymax_query_condition_filters
<<extension>> The maximum number of query condition filters a reader is allowed.
DDS_DataReaderResourceLimitsQosPolicymax_app_ack_response_length
<<extension>> Maximum length of application-level acknowledgment response data
DDS_DataReaderResourceLimitsQosPolicykeep_minimum_state_for_instances
<<extension>> Whether or not keep a minimum instance state for up to DDS_DataReaderResourceLimitsQosPolicy::max_total_instances.
DDS_DataReaderResourceLimitsQosPolicyinitial_topic_queries
<<extension>> The initial number of TopicQueries allocated by a DDS_DataReader.
DDS_DataReaderResourceLimitsQosPolicymax_topic_queries
<<extension>> The maximum number of active TopicQueries that a DDS_DataReader can create.
DDS_DataReaderResourceLimitsQosPolicyshmem_ref_transfer_mode_attached_segment_allocation
<<extension>> Allocation resource for the shared memory segments attached by the DDS_DataReader.
DDS_DataReaderResourceLimitsQosPolicyinstance_replacement
<<extension>> Sets the kind of instances allowed to be replaced for each instance state (DDS_InstanceStateKind) when a DataReader reaches DDS_ResourceLimitsQosPolicy::max_instances.
DDS_DataReaderResourceLimitsQosPolicyautopurge_remote_not_alive_writer_delay
<<extension>> Maximum duration for which the DDS_DataReader will maintain information regarding a DDS_DataWriter once the DDS_DataWriter has become not alive.
DDS_DataWriterResourceLimitsQosPolicyinitial_concurrent_blocking_threads
[DEPRECATED] <<extension>> The initial number of threads that are allowed to concurrently block on write call on the same DDS_DataWriter.
DDS_DataWriterResourceLimitsQosPolicymax_concurrent_blocking_threads
[DEPRECATED] <<extension>> The maximum number of threads that are allowed to concurrently block on write call on the same DDS_DataWriter.
DDS_DataWriterResourceLimitsQosPolicymax_remote_reader_filters
<<extension>> The maximum number of remote DataReaders for which the DDS_DataWriter will perform content-based filtering.
DDS_DataWriterResourceLimitsQosPolicyinitial_batches
<<extension>> Represents the initial number of batches a DDS_DataWriter will manage.
DDS_DataWriterResourceLimitsQosPolicymax_batches
<<extension>> Represents the maximum number of batches a DDS_DataWriter will manage.
DDS_DataWriterResourceLimitsQosPolicyinstance_replacement
<<extension>> Sets the kinds of instances allowed to be replaced when instance resource limits are reached.
DDS_DataWriterResourceLimitsQosPolicyreplace_empty_instances
<<extension>> Whether or not to replace empty instances during instance replacement
DDS_DataWriterResourceLimitsQosPolicyautoregister_instances
[DEPRECATED] <<extension>> Whether or not to automatically register new instances
DDS_DataWriterResourceLimitsQosPolicymax_virtual_writers
<<extension>> The maximum number of virtual writers supported by a DDS_DataWriter
DDS_DataWriterResourceLimitsQosPolicyinitial_virtual_writers
<<extension>> The initial number of virtual writers supported by a DDS_DataWriter
DDS_DataWriterResourceLimitsQosPolicymax_remote_readers
<<extension>> The maximum number of remote readers supported by a DDS_DataWriter
DDS_DataWriterResourceLimitsQosPolicymax_app_ack_remote_readers
<<extension>> The maximum number of application-level acknowledging remote readers supported by a DDS_DataWriter
DDS_DataWriterResourceLimitsQosPolicyinitial_active_topic_queries
<<extension>> Represents the initial number of active topic queries a DDS_DataWriter will manage.
DDS_DataWriterResourceLimitsQosPolicymax_active_topic_queries
<<extension>> Represents the maximum number of active topic queries a DDS_DataWriter will manage.
DDS_DataWriterResourceLimitsQosPolicywriter_loaned_sample_allocation
<<extension>> Represents the allocation settings of loaned samples managed by a DDS_DataWriter.
DDS_DataWriterResourceLimitsQosPolicyinitialize_writer_loaned_sample
<<extension>> Whether or not to initialize loaned samples returned by a DDS_DataWriter
DDS_DataWriterTransferModeQosPolicyshmem_ref_settings
<<extension>> Settings related to transferring data using shared memory references.
DDS_DataReaderProtocolQosPolicyvirtual_guid
<<extension>> The virtual GUID (Global Unique Identifier).
DDS_DataReaderProtocolQosPolicyrtps_object_id
<<extension>> The RTPS Object ID.
DDS_DataReaderProtocolQosPolicyrtps_reliable_reader
<<extension>> RTPS protocol-related configuration settings for the RTPS reliable reader associated with a DDS_DataReader. This parameter only has effect if the reader is configured with DDS_RELIABLE_RELIABILITY_QOS DDS_ReliabilityQosPolicyKind.
DDS_DataReaderProtocolQosPolicyexpects_inline_qos
[DEPRECATED] <<extension>> Specifies whether this DataReader expects inline QoS with every sample.
DDS_DataReaderProtocolQosPolicydisable_positive_acks
<<extension>> Whether the reader sends positive acknowledgements to writers.
DDS_DataReaderProtocolQosPolicypropagate_dispose_of_unregistered_instances
<<extension>> Indicates whether or not an instance can move to the DDS_NOT_ALIVE_DISPOSED_INSTANCE_STATE state without being in the DDS_ALIVE_INSTANCE_STATE state.
DDS_DataReaderProtocolQosPolicypropagate_unregister_of_disposed_instances
<<extension>> Indicates whether or not an instance can move to the DDS_NOT_ALIVE_NO_WRITERS_INSTANCE_STATE state directly from the DDS_NOT_ALIVE_DISPOSED_INSTANCE_STATE.
DDS_DataWriterProtocolQosPolicyvirtual_guid
<<extension>> The virtual GUID (Global Unique Identifier).
DDS_DataWriterProtocolQosPolicyrtps_object_id
<<extension>> The RTPS Object ID.
DDS_DataWriterProtocolQosPolicypush_on_write
<<extension>> Whether to push sample out when write is called.
DDS_DataWriterProtocolQosPolicydisable_positive_acks
<<extension>> Controls whether or not the writer expects positive acknowledgements from matching readers.
DDS_DataWriterProtocolQosPolicydisable_inline_keyhash
<<extension>> Controls whether or not a keyhash is propagated on the wire with each sample.
DDS_DataWriterProtocolQosPolicyserialize_key_with_dispose
<<extension>> Controls whether or not the serialized key is propagated on the wire with dispose samples.
DDS_DataWriterProtocolQosPolicypropagate_app_ack_with_no_response
<<extension>> Controls whether or not a DDS_DataWriter receives DDS_DataWriterListener::on_application_acknowledgment notifications with an empty or invalid response.
DDS_DataWriterProtocolQosPolicyrtps_reliable_writer
<<extension>> RTPS protocol-related configuration settings for the RTPS reliable writer associated with a DDS_DataWriter. This parameter only has effect if both the writer and the matching reader are configured with DDS_RELIABLE_RELIABILITY_QOS DDS_ReliabilityQosPolicyKind.
DDS_DataWriterProtocolQosPolicyinitial_virtual_sequence_number
<<extension>> Determines, the initial virtual sequence number for this DataWriter.
DDS_SystemResourceLimitsQosPolicymax_objects_per_thread
[DEPRECATED] <<extension>> The maximum number of objects that can be stored per thread for a DDS_DomainParticipantFactory.
DDS_SystemResourceLimitsQosPolicyinitial_objects_per_thread
<<extension>> The number of objects per thread for a DDS_DomainParticipantFactory for which infrastructure will initially be allocated.
DDS_DomainParticipantResourceLimitsQosPolicylocal_writer_allocation
<<extension>> Allocation settings applied to local DataWriters.
DDS_DomainParticipantResourceLimitsQosPolicylocal_reader_allocation
<<extension>> Allocation settings applied to local DataReaders.
DDS_DomainParticipantResourceLimitsQosPolicylocal_publisher_allocation
<<extension>> Allocation settings applied to local Publisher.
DDS_DomainParticipantResourceLimitsQosPolicylocal_subscriber_allocation
<<extension>> Allocation settings applied to local Subscriber.
DDS_DomainParticipantResourceLimitsQosPolicylocal_topic_allocation
<<extension>> Allocation settings applied to local Topic.
DDS_DomainParticipantResourceLimitsQosPolicyremote_writer_allocation
<<extension>> Allocation settings applied to remote DataWriters.
DDS_DomainParticipantResourceLimitsQosPolicyremote_reader_allocation
<<extension>> Allocation settings applied to remote DataReaders.
DDS_DomainParticipantResourceLimitsQosPolicyremote_participant_allocation
<<extension>> Allocation settings applied to remote DomainParticipants.
DDS_DomainParticipantResourceLimitsQosPolicymatching_writer_reader_pair_allocation
<<extension>> Allocation settings applied to matching local writer and remote/local reader pairs.
DDS_DomainParticipantResourceLimitsQosPolicymatching_reader_writer_pair_allocation
<<extension>> Allocation settings applied to matching local reader and remote/local writer pairs.
DDS_DomainParticipantResourceLimitsQosPolicyignored_entity_allocation
<<extension>> Allocation settings applied to ignored entities.
DDS_DomainParticipantResourceLimitsQosPolicycontent_filtered_topic_allocation
<<extension>> Allocation settings applied to content filtered topic.
DDS_DomainParticipantResourceLimitsQosPolicycontent_filter_allocation
<<extension>> Allocation settings applied to content filter.
DDS_DomainParticipantResourceLimitsQosPolicyread_condition_allocation
<<extension>> Allocation settings applied to read condition pool.
DDS_DomainParticipantResourceLimitsQosPolicyquery_condition_allocation
<<extension>> Allocation settings applied to query condition pool.
DDS_DomainParticipantResourceLimitsQosPolicyoutstanding_asynchronous_sample_allocation
<<extension>> Allocation settings applied to the maximum number of samples (from all DDS_DataWriter) waiting to be asynchronously written.
DDS_DomainParticipantResourceLimitsQosPolicyflow_controller_allocation
<<extension>> Allocation settings applied to flow controllers.
DDS_DomainParticipantResourceLimitsQosPolicylocal_writer_hash_buckets
[DEPRECATED] <<extension>> Hash_Buckets settings applied to local DataWriters.
DDS_DomainParticipantResourceLimitsQosPolicylocal_reader_hash_buckets
[DEPRECATED] <<extension>> Number of hash buckets for local DataReaders.
DDS_DomainParticipantResourceLimitsQosPolicylocal_publisher_hash_buckets
[DEPRECATED] <<extension>> Number of hash buckets for local Publisher.
DDS_DomainParticipantResourceLimitsQosPolicylocal_subscriber_hash_buckets
[DEPRECATED] <<extension>> Number of hash buckets for local Subscriber.
DDS_DomainParticipantResourceLimitsQosPolicylocal_topic_hash_buckets
[DEPRECATED] <<extension>> Number of hash buckets for local Topic.
DDS_DomainParticipantResourceLimitsQosPolicyremote_writer_hash_buckets
[DEPRECATED] <<extension>> Number of hash buckets for remote DataWriters.
DDS_DomainParticipantResourceLimitsQosPolicyremote_reader_hash_buckets
[DEPRECATED] <<extension>> Number of hash buckets for remote DataReaders.
DDS_DomainParticipantResourceLimitsQosPolicyremote_participant_hash_buckets
[DEPRECATED] <<extension>> Number of hash buckets for remote DomainParticipants.
DDS_DomainParticipantResourceLimitsQosPolicymatching_writer_reader_pair_hash_buckets
[DEPRECATED] <<extension>> Number of hash buckets for matching local writer and remote/local reader pairs.
DDS_DomainParticipantResourceLimitsQosPolicymatching_reader_writer_pair_hash_buckets
[DEPRECATED] <<extension>> Number of hash buckets for matching local reader and remote/local writer pairs.
DDS_DomainParticipantResourceLimitsQosPolicyignored_entity_hash_buckets
[DEPRECATED] <<extension>> Number of hash buckets for ignored entities.
DDS_DomainParticipantResourceLimitsQosPolicycontent_filtered_topic_hash_buckets
[DEPRECATED] <<extension>> Number of hash buckets for content filtered topics.
DDS_DomainParticipantResourceLimitsQosPolicycontent_filter_hash_buckets
[DEPRECATED] <<extension>> Number of hash buckets for content filters.
DDS_DomainParticipantResourceLimitsQosPolicyflow_controller_hash_buckets
[DEPRECATED] <<extension>> Number of hash buckets for flow controllers.
DDS_DomainParticipantResourceLimitsQosPolicymax_gather_destinations
<<extension>> Maximum number of destinations per RTI Connext send.
DDS_DomainParticipantResourceLimitsQosPolicyparticipant_user_data_max_length
<<extension>> Maximum length of user data in DDS_DomainParticipantQos and DDS_ParticipantBuiltinTopicData
DDS_DomainParticipantResourceLimitsQosPolicytopic_data_max_length
<<extension>> Maximum length of topic data in DDS_TopicQos, DDS_TopicBuiltinTopicData, DDS_PublicationBuiltinTopicData and DDS_SubscriptionBuiltinTopicData
DDS_DomainParticipantResourceLimitsQosPolicypublisher_group_data_max_length
<<extension>> Maximum length of group data in DDS_PublisherQos and DDS_PublicationBuiltinTopicData
DDS_DomainParticipantResourceLimitsQosPolicysubscriber_group_data_max_length
<<extension>> Maximum length of group data in DDS_SubscriberQos and DDS_SubscriptionBuiltinTopicData
DDS_DomainParticipantResourceLimitsQosPolicywriter_user_data_max_length
<<extension>> Maximum length of user data in DDS_DataWriterQos and DDS_PublicationBuiltinTopicData
DDS_DomainParticipantResourceLimitsQosPolicyreader_user_data_max_length
<<extension>> Maximum length of user data in DDS_DataReaderQos and DDS_SubscriptionBuiltinTopicData
DDS_DomainParticipantResourceLimitsQosPolicymax_partitions
<<extension>> Maximum number of partition name strings allowable in a DDS_PartitionQosPolicy.
DDS_DomainParticipantResourceLimitsQosPolicymax_partition_cumulative_characters
<<extension>> Maximum number of combined characters allowable in all partition names in a DDS_PartitionQosPolicy.
DDS_DomainParticipantResourceLimitsQosPolicytype_code_max_serialized_length
[DEPRECATED] <<extension>> Maximum size of serialized string for type code.
DDS_DomainParticipantResourceLimitsQosPolicytype_object_max_serialized_length
<<extension>> The maximum length, in bytes, that the buffer to serialize a TypeObject can consume.
DDS_DomainParticipantResourceLimitsQosPolicytype_object_max_deserialized_length
<<extension>> The maximum number of bytes that a deserialized TypeObject can consume.
DDS_DomainParticipantResourceLimitsQosPolicydeserialized_type_object_dynamic_allocation_threshold
<<extension>> A threshold, in bytes, for dynamic memory allocation for the deserialized TypeObject.
DDS_DomainParticipantResourceLimitsQosPolicyserialized_type_object_dynamic_allocation_threshold
<<extension>> A threshold, in bytes, for dynamic memory allocation for the serialized TypeObject.
DDS_DomainParticipantResourceLimitsQosPolicycontentfilter_property_max_length
<<extension>> This field is the maximum length of all data related to a Content-filtered topic.
DDS_DomainParticipantResourceLimitsQosPolicychannel_seq_max_length
<<extension>> Maximum number of channels that can be specified in DDS_MultiChannelQosPolicy for MultiChannel DataWriters.
DDS_DomainParticipantResourceLimitsQosPolicychannel_filter_expression_max_length
<<extension>> Maximum length of a channel DDS_ChannelSettings_t::filter_expression in a MultiChannel DataWriter.
DDS_DomainParticipantResourceLimitsQosPolicyparticipant_property_list_max_length
<<extension>> Maximum number of properties associated with the DDS_DomainParticipant.
DDS_DomainParticipantResourceLimitsQosPolicyparticipant_property_string_max_length
<<extension>> Maximum string length of the properties associated with the DDS_DomainParticipant.
DDS_DomainParticipantResourceLimitsQosPolicywriter_property_list_max_length
<<extension>> Maximum number of properties associated with a DDS_DataWriter.
DDS_DomainParticipantResourceLimitsQosPolicywriter_property_string_max_length
<<extension>> Maximum string length of the properties associated with a DDS_DataWriter.
DDS_DomainParticipantResourceLimitsQosPolicyreader_property_list_max_length
<<extension>> Maximum number of properties associated with a DDS_DataReader.
DDS_DomainParticipantResourceLimitsQosPolicyreader_property_string_max_length
<<extension>> Maximum string length of the properties associated with a DDS_DataReader.
DDS_DomainParticipantResourceLimitsQosPolicymax_endpoint_groups
<<extension>> Maximum number of DDS_EndpointGroup_t allowable in a DDS_AvailabilityQosPolicy.
DDS_DomainParticipantResourceLimitsQosPolicymax_endpoint_group_cumulative_characters
<<extension>> Maximum number of combined role_name characters allowed in all DDS_EndpointGroup_t in a DDS_AvailabilityQosPolicy.
DDS_DomainParticipantResourceLimitsQosPolicytransport_info_list_max_length
<<extension>> Maximum number of installed transports to send and receive information about in DDS_ParticipantBuiltinTopicData::transport_info.
DDS_DomainParticipantResourceLimitsQosPolicyignored_entity_replacement_kind
[DEPRECATED] <<extension>> Replacement policy for the ignored entities. It sets what entity can be replaced when resource limits set in DDS_DomainParticipantResourceLimitsQosPolicy::ignored_entity_allocation are reached.
DDS_DomainParticipantResourceLimitsQosPolicyremote_topic_query_allocation
<<extension>> Allocation settings applied to remote TopicQueries.
DDS_DomainParticipantResourceLimitsQosPolicyremote_topic_query_hash_buckets
[DEPRECATED] <<extension>> Number of hash buckets for remote TopicQueries.
DDS_DomainParticipantResourceLimitsQosPolicywriter_data_tag_list_max_length
<<extension>> Maximum number of data tags associated with a DDS_DataWriter.
DDS_DomainParticipantResourceLimitsQosPolicywriter_data_tag_string_max_length
<<extension>> Maximum string length of the data tags associated with a DDS_DataWriter.
DDS_DomainParticipantResourceLimitsQosPolicyreader_data_tag_list_max_length
<<extension>> Maximum number of data tags associated with a DDS_DataReader.
DDS_DomainParticipantResourceLimitsQosPolicyreader_data_tag_string_max_length
<<extension>> Maximum string length of the data tags associated with a DDS_DataReader.
DDS_DomainParticipantResourceLimitsQosPolicyshmem_ref_transfer_mode_max_segments
<<extension>> Maximum number of segments created by all DataWriters belonging to a DDS_DomainParticipant.
DDS_EventQosPolicythread
<<extension>> Event thread QoS.
DDS_EventQosPolicyinitial_count
<<extension>> The initial number of events.
DDS_EventQosPolicymax_count
<<extension>> The maximum number of events.
DDS_DatabaseQosPolicythread
<<extension>> Database thread settings.
DDS_DatabaseQosPolicyshutdown_timeout
[DEPRECATED] <<extension>> The maximum wait time during a shutdown.
DDS_DatabaseQosPolicycleanup_period
[DEPRECATED] <<extension>> The period at which the database thread wakes up to remove deleted records.
DDS_DatabaseQosPolicyshutdown_cleanup_period
[DEPRECATED] <<extension>> The clean-up period used during database shut-down.
DDS_DatabaseQosPolicyinitial_records
<<extension>> The initial number of total records.
DDS_DatabaseQosPolicymax_skiplist_level
[DEPRECATED] <<extension>> The maximum level of the skiplist.
DDS_DatabaseQosPolicyinitial_weak_references
<<extension>> The initial number of weak references.
DDS_DatabaseQosPolicymax_weak_references
<<extension>> The maximum number of weak references.
DDS_ReceiverPoolQosPolicythread
<<extension>> Receiver pool thread(s).
DDS_ReceiverPoolQosPolicybuffer_size
<<extension>> The receive buffer size in bytes.
DDS_ReceiverPoolQosPolicybuffer_alignment
[DEPRECATED] <<extension>> The receive buffer alignment.
DDS_DiscoveryConfigQosPolicyparticipant_liveliness_lease_duration
<<basic>> <<extension>> The liveliness lease duration for the participant.
DDS_DiscoveryConfigQosPolicyparticipant_liveliness_assert_period
<<basic>> <<extension>> The period to assert liveliness for the participant.
DDS_DiscoveryConfigQosPolicyparticipant_announcement_period
<<basic>> <<extension>> The period at which a participant announces itself to potential peers when using the Simple Participant Discovery Protocol 2.0 (SPDP2).
DDS_DiscoveryConfigQosPolicyremote_participant_purge_kind
[DEPRECATED] <<extension>> The participant's behavior for maintaining knowledge of remote participants (and their contained entities) with which discovery communication has been lost.
DDS_DiscoveryConfigQosPolicymax_liveliness_loss_detection_period
[DEPRECATED] <<extension>> The maximum amount of time between when a remote entity stops maintaining its liveliness and when the matched local entity realizes that fact.
DDS_DiscoveryConfigQosPolicyinitial_participant_announcements
<<basic>> <<extension>> The number of initial announcements sent when a participant is first enabled.
DDS_DiscoveryConfigQosPolicynew_remote_participant_announcements
<<basic>> <<extension>> The number of participant announcements sent when a remote participant is newly discovered.
DDS_DiscoveryConfigQosPolicymin_initial_participant_announcement_period
<<basic>> <<extension>> The minimum period between initial announcements when a participant is first enabled or when a remote participant is newly discovered.
DDS_DiscoveryConfigQosPolicymax_initial_participant_announcement_period
<<basic>> <<extension>> The maximum period between initial announcements when a participant is first enabled or when a remote participant is newly discovered.
DDS_DiscoveryConfigQosPolicyparticipant_reader_resource_limits
<<extension>> Resource limits.
DDS_DiscoveryConfigQosPolicypublication_reader
<<extension>> RTPS protocol-related configuration settings for the RTPS reliable reader associated with a built-in publication reader.
DDS_DiscoveryConfigQosPolicypublication_reader_resource_limits
<<extension>> Resource limits.
DDS_DiscoveryConfigQosPolicysubscription_reader
<<extension>> RTPS protocol-related configuration settings for the RTPS reliable reader associated with a built-in subscription reader.
DDS_DiscoveryConfigQosPolicysubscription_reader_resource_limits
<<extension>> Resource limits.
DDS_DiscoveryConfigQosPolicyparticipant_message_writer
<<extension>> RTPS protocol-related configuration settings for the RTPS reliable writer associated with the built-in participant message writer. This parameter only has effect if the matching participant message reader is configured with DDS_RELIABLE_RELIABILITY_QOS DDS_ReliabilityQosPolicyKind.
DDS_DiscoveryConfigQosPolicypublication_writer_publish_mode
<<extension>> Publish mode policy for the built-in publication writer.
DDS_DiscoveryConfigQosPolicysubscription_writer_publish_mode
<<extension>> Publish mode policy for the built-in subscription writer.
DDS_DiscoveryConfigQosPolicyasynchronous_publisher
<<extension>> Asynchronous publishing settings for the discovery DDS_Publisher and all entities that are created by it.
DDS_DiscoveryConfigQosPolicydefault_domain_announcement_period
<<extension>> The period to announce a participant to the default domain 0.
DDS_DiscoveryConfigQosPolicyignore_default_domain_announcements
[DEPRECATED] <<extension>> Used to ignore the announcements received by a participant on the default domain 0 corresponding to participants running on domains IDs other than 0.
DDS_DiscoveryConfigQosPolicyparticipant_message_reader_reliability_kind
[DEPRECATED] <<extension>> Reliability policy for a built-in participant message reader.
DDS_DiscoveryConfigQosPolicyparticipant_message_reader
<<extension>> RTPS reliable reader protocol-related configuration settings for a built-in participant message reader. This parameter only has effect if DDS_DiscoveryConfigQosPolicy::participant_message_reader_reliability_kind is set to DDS_RELIABLE_RELIABILITY_QOS.
DDS_DiscoveryConfigQosPolicypublication_writer
<<extension>> RTPS protocol-related configuration settings for the RTPS reliable writer associated with a built-in publication writer.
DDS_DiscoveryConfigQosPolicypublication_writer_data_lifecycle
<<extension>> Writer data lifecycle settings for a built-in publication writer.
DDS_DiscoveryConfigQosPolicysubscription_writer
<<extension>> RTPS protocol-related configuration settings for the RTPS reliable writer associated with a built-in subscription writer.
DDS_DiscoveryConfigQosPolicysubscription_writer_data_lifecycle
<<extension>> Writer data lifecycle settings for a built-in subscription writer.
DDS_DiscoveryConfigQosPolicybuiltin_discovery_plugins
<<extension>> Mask of built-in discovery plugin kinds.
DDS_DiscoveryConfigQosPolicyenabled_builtin_channels
<<extension>> The mask specifying which built-in channels should be enabled.
DDS_DiscoveryConfigQosPolicyservice_request_writer
<<extension>> RTPS protocol-related configuration settings for the RTPS reliable writer associated with the built-in DDS_ServiceRequest writer.
DDS_DiscoveryConfigQosPolicyservice_request_writer_data_lifecycle
<<extension>> Writer data lifecycle settings for a built-in DDS_ServiceRequest writer.
DDS_DiscoveryConfigQosPolicyservice_request_writer_publish_mode
<<extension>> Publish mode policy for the built-in service request writer.
DDS_DiscoveryConfigQosPolicyservice_request_reader
<<extension>> RTPS reliable reader protocol-related configuration settings for a built-in DDS_ServiceRequest reader.
DDS_DiscoveryConfigQosPolicylocator_reachability_assert_period
<<extension>> Period at which this DomainParticipant will assert the locators discovered from other DomainParticipants.
DDS_DiscoveryConfigQosPolicylocator_reachability_change_detection_period
<<extension>> Period at which this DomainParticipant will check if its locators are reachable from other DomainParticipants.
DDS_DiscoveryConfigQosPolicysecure_volatile_writer
<<extension>> RTPS protocol-related configuration settings for the RTPS reliable writer associated with the built-in secure volatile writer.
DDS_DiscoveryConfigQosPolicysecure_volatile_writer_publish_mode
<<extension>> Publish mode policy for the built-in secure volatile writer.
DDS_DiscoveryConfigQosPolicysecure_volatile_reader
<<extension>> RTPS reliable reader protocol-related configuration settings for the built-in secure volatile reader.
DDS_DiscoveryConfigQosPolicyendpoint_type_object_lb_serialization_threshold
<<extension>> Option to reduce the size required to propagate a TypeObject in Simple Endpoint Discovery
DDS_DiscoveryConfigQosPolicydns_tracker_polling_period
<<extension>> Duration that specifies the period used by the DNS tracker to poll the DNS service and check for changes in the hostnames.
DDS_DiscoveryConfigQosPolicyparticipant_configuration_reader
<<extension>> RTPS protocol-related configuration settings for the RTPS reliable reader associated with a built-in participant configuration reader.
DDS_DiscoveryConfigQosPolicyparticipant_configuration_reader_resource_limits
<<extension>> Resource limits for the built-in topic participant configuration reader.
DDS_DiscoveryConfigQosPolicyparticipant_configuration_writer_publish_mode
<<extension>> Publish mode policy for the built-in participant configuration writer.
DDS_DiscoveryConfigQosPolicyparticipant_configuration_writer
<<extension>> RTPS protocol-related configuration settings for the RTPS reliable writer associated with a built-in participant configuration writer.
DDS_DiscoveryConfigQosPolicyparticipant_configuration_writer_data_lifecycle
<<extension>> Writer data lifecycle settings for a built-in participant configuration writer.
DDS_RtpsReliableReaderProtocol_tmin_heartbeat_response_delay
<<extension>> The minimum delay to respond to a heartbeat.
DDS_RtpsReliableReaderProtocol_tmax_heartbeat_response_delay
<<extension>> The maximum delay to respond to a heartbeat.
DDS_RtpsReliableReaderProtocol_theartbeat_suppression_duration
<<extension>> The duration a reader ignores consecutively received heartbeats
DDS_RtpsReliableReaderProtocol_tnack_period
<<extension>> The period at which to send NACKs
DDS_RtpsReliableReaderProtocol_treceive_window_size
[DEPRECATED] <<extension>> The number of received out-of-order samples a reader can keep at a time
DDS_RtpsReliableReaderProtocol_tround_trip_time
[DEPRECATED] <<extension>> The duration from sending a NACK to receiving a repair of a sample
DDS_RtpsReliableReaderProtocol_tapp_ack_period
<<extension>> The period at which application-level acknowledgment messages are sent
DDS_RtpsReliableReaderProtocol_tmin_app_ack_response_keep_duration
<<extension>> Minimum duration for which application-level acknowledgment response data is kept
DDS_RtpsReliableReaderProtocol_tsamples_per_app_ack
<<extension>> The minimum number of samples acknowledged by one application-level acknowledgment message
DDS_RtpsReliableWriterProtocol_tlow_watermark
<<extension>> When the number of unacknowledged samples in the current send window of a reliable writer meets or falls below this threshold, the DDS_RELIABLE_WRITER_CACHE_CHANGED_STATUS is considered to have changed.
DDS_RtpsReliableWriterProtocol_thigh_watermark
<<extension>> When the number of unacknowledged samples in the current send window of a reliable writer meets or exceeds this threshold, the DDS_RELIABLE_WRITER_CACHE_CHANGED_STATUS is considered to have changed.
DDS_RtpsReliableWriterProtocol_theartbeat_period
<<basic>> <<extension>> The period at which to send heartbeats.
DDS_RtpsReliableWriterProtocol_tfast_heartbeat_period
<<basic>> <<extension>> An alternative heartbeat period used when a reliable writer needs to flush its unacknowledged samples more quickly.
DDS_RtpsReliableWriterProtocol_tlate_joiner_heartbeat_period
<<basic>> <<extension>> An alternative heartbeat period used when a reliable reader joins late and needs to be caught up on cached samples of a reliable writer more quickly than the normal heartbeat rate.
DDS_RtpsReliableWriterProtocol_tvirtual_heartbeat_period
<<extension>> The period at which to send virtual heartbeats. Virtual heartbeats inform the reliable reader about the range of samples currently present, for each virtual GUID, in the reliable writer's queue.
DDS_RtpsReliableWriterProtocol_tsamples_per_virtual_heartbeat
<<extension>> The number of samples that a reliable writer has to publish before sending a virtual heartbeat.
DDS_RtpsReliableWriterProtocol_tmax_heartbeat_retries
<<extension>> The maximum number of periodic heartbeat retries before marking a remote reader as inactive.
DDS_RtpsReliableWriterProtocol_tinactivate_nonprogressing_readers
<<extension>> Whether to treat remote readers as inactive when their NACKs do not progress
DDS_RtpsReliableWriterProtocol_theartbeats_per_max_samples
<<extension>> The number of piggyback heartbeats sent per max send window.
DDS_RtpsReliableWriterProtocol_tmin_nack_response_delay
<<extension>> The minimum delay to respond to a NACK or NACK_FRAG.
DDS_RtpsReliableWriterProtocol_tmax_nack_response_delay
<<extension>> The maximum delay to respond to a NACK or NACK_FRAG.
DDS_RtpsReliableWriterProtocol_tnack_suppression_duration
<<extension>> The duration for ignoring consecutive NACKs/NACK_FRAGs that may trigger redundant repairs.
DDS_RtpsReliableWriterProtocol_tmax_bytes_per_nack_response
<<extension>> The maximum total message size when resending rejected samples or data fragments.
DDS_RtpsReliableWriterProtocol_tdisable_positive_acks_enable_adaptive_sample_keep_duration
[DEPRECATED] <<extension>> Enables dynamic adjustment of sample keep duration in response to congestion.
DDS_RtpsReliableWriterProtocol_tdisable_positive_acks_min_sample_keep_duration
<<extension>> The minimum duration a sample is queued for ACK-disabled readers.
DDS_RtpsReliableWriterProtocol_tdisable_positive_acks_max_sample_keep_duration
<<extension>> The maximum duration a sample is queued for ACK-disabled readers.
DDS_RtpsReliableWriterProtocol_tdisable_positive_acks_decrease_sample_keep_duration_factor
[DEPRECATED] <<extension>> Controls rate of contraction of dynamic sample keep duration.
DDS_RtpsReliableWriterProtocol_tdisable_positive_acks_increase_sample_keep_duration_factor
[DEPRECATED] <<extension>> Controls rate of growth of dynamic sample keep duration.
DDS_RtpsReliableWriterProtocol_tmin_send_window_size
<<basic>> <<extension>> Minimum size of send window of unacknowledged samples
DDS_RtpsReliableWriterProtocol_tmax_send_window_size
<<basic>> <<extension>> Maximum size of send window of unacknowledged samples
DDS_RtpsReliableWriterProtocol_tsend_window_update_period
<<extension>> Period in which send window may be dynamically changed
DDS_RtpsReliableWriterProtocol_tsend_window_increase_factor
<<extension>> Increases send window size by this percentage when reacting dynamically to network conditions
DDS_RtpsReliableWriterProtocol_tsend_window_decrease_factor
<<extension>> Decreases send window size by this percentage when reacting dynamically to network conditions
DDS_RtpsReliableWriterProtocol_tenable_multicast_periodic_heartbeat
<<extension>> Whether periodic heartbeat messages are sent over multicast
DDS_RtpsReliableWriterProtocol_tmulticast_resend_threshold
<<extension>> The minimum number of requesting readers needed to trigger a multicast resend
DDS_RtpsReliableWriterProtocol_tdisable_repair_piggyback_heartbeat
<<extension>> Prevents piggyback heartbeats from being sent with repair samples
DDS_BuiltinTopicReaderResourceLimits_tinitial_samples
<<extension>> Initial number of samples.
DDS_BuiltinTopicReaderResourceLimits_tmax_samples
<<extension>> Maximum number of samples.
DDS_BuiltinTopicReaderResourceLimits_tinitial_infos
<<extension>> Initial number of sample infos.
DDS_BuiltinTopicReaderResourceLimits_tmax_infos
<<extension>> Maximum number of sample infos.
DDS_BuiltinTopicReaderResourceLimits_tinitial_outstanding_reads
<<extension>> The initial number of outstanding reads that have not called finish yet on the same built-in topic DDS_DataReader.
DDS_BuiltinTopicReaderResourceLimits_tmax_outstanding_reads
<<extension>> The maximum number of outstanding reads that have not called finish yet on the same built-in topic DDS_DataReader.
DDS_BuiltinTopicReaderResourceLimits_tmax_samples_per_read
<<extension>> Maximum number of samples that can be read/taken on a same built-in topic DDS_DataReader.
DDS_BuiltinTopicReaderResourceLimits_tdisable_fragmentation_support
[DEPRECATED] <<extension>> Determines whether the built-in topic DDS_DataReader can receive fragmented samples.
DDS_BuiltinTopicReaderResourceLimits_tmax_fragmented_samples
<<extension>> The maximum number of samples for which the built-in topic DDS_DataReader may store fragments at a given point in time.
DDS_BuiltinTopicReaderResourceLimits_tinitial_fragmented_samples
<<extension>> The initial number of samples for which a built-in topic DDS_DataReader may store fragments.
DDS_BuiltinTopicReaderResourceLimits_tmax_fragmented_samples_per_remote_writer
<<extension>> The maximum number of samples per remote writer for which a built-in topic DDS_DataReader may store fragments.
DDS_BuiltinTopicReaderResourceLimits_tmax_fragments_per_sample
<<extension>> Maximum number of fragments for a single sample.
DDS_BuiltinTopicReaderResourceLimits_tdynamically_allocate_fragmented_samples
<<extension>> Determines whether the built-in topic DDS_DataReader pre-allocates storage for storing fragmented samples.
DDS_DataTagstags
<<spec>> Sequence of data tags.
DDS_EntityNameQosPolicyname
<<basic>> <<extension>> The name of the entity.
DDS_EntityNameQosPolicyrole_name
<<extension>> The entity role name.
DDS_ServiceQosPolicykind
<<extension>> The kind of service.
DDS_BatchQosPolicyenable
<<basic>> <<extension>> Specifies whether or not batching is enabled.
DDS_BatchQosPolicymax_data_bytes
<<basic>> <<extension>> The maximum cumulative length of all serialized samples in a batch.
DDS_BatchQosPolicymax_samples
<<basic>> <<extension>> The maximum number of samples in a batch.
DDS_BatchQosPolicymax_flush_delay
<<extension>> The maximum flush delay.
DDS_BatchQosPolicysource_timestamp_resolution
<<extension>> Batch source timestamp resolution.
DDS_BatchQosPolicythread_safe_write
<<extension>> Determines whether or not the write operation is thread safe.
DDS_ProfileQosPolicystring_profile
<<basic>> <<extension>> Sequence of strings containing a XML document to load.
DDS_ProfileQosPolicyurl_profile
<<basic>> <<extension>> Sequence of URL groups containing a set of XML documents to load.
DDS_ProfileQosPolicyignore_user_profile
<<basic>> <<extension>> Ignores the file USER_QOS_PROFILES.xml in the current working directory.
DDS_ProfileQosPolicyignore_environment_profile
<<basic>> <<extension>> Ignores the value of the NDDS_QOS_PROFILES.
DDS_ProfileQosPolicyignore_resource_profile
<<basic>> <<extension>> Ignores the file NDDS_QOS_PROFILES.xml.
DDS_ChannelSettings_tmulticast_settings
<<extension>> A sequence of DDS_TransportMulticastSettings_t used to configure the multicast addresses associated with a channel.
DDS_ChannelSettings_tfilter_expression
<<extension>> A logical expression used to determine the data that will be published in the channel.
DDS_ChannelSettings_tpriority
<<extension>> Publication priority
DDS_MultiChannelQosPolicychannels
<<extension>> A sequence of DDS_ChannelSettings_t used to configure the channels' properties. If the length of the sequence is zero, the QoS policy will be ignored.
DDS_MultiChannelQosPolicyfilter_name
<<extension>> Name of the filter class used to describe the filter expressions of a MultiChannel DataWriter.
DDS_TopicQueryDispatchQosPolicyenable
<<extension>> Allows this writer to dispatch TopicQueries
DDS_TopicQueryDispatchQosPolicypublication_period
<<basic>> <<extension>> Sets the periodic interval at which samples are published.
DDS_TopicQueryDispatchQosPolicysamples_per_period
<<extension>> Sets the maximum number of samples to publish in each publication_period.