Here are the data structures with brief descriptions:

CDDS_BuiltinTopicKey_t	The key type of the built-in topic types
CDDS_ChecksumProperty	<<eXtension>> Type to define the checksum properties of the participant RTI Connext DDS Micro
CDDS_ChecksumProperty_t	<<eXtension>> Type to define the checksum properties of the participant RTI Connext DDS Micro
CDDS_ConditionSeq	A sequence object containing references to one or more DDS_Condition objects
CDDS_ContentFilterProperty	All of the information necessary for a DDS_DataWriter to perform writer-side filtering for a DDS_DataReader
CDDS_ContentFilterQosPolicy	Filter that allows a DDS_DataReader to specify that it is interested only in (potentially) a subset of the samples on its topic
CDDS_DataReaderInstanceReplacedStatus	<<eXtension>> <<cert>> DDS_INSTANCE_REPLACED_STATUS
CDDS_DataReaderListener	<<interface>> <<cert>> DDS_Listener for reader status
CDDS_DataReaderProtocolQosPolicy	<<eXtension>> Protocol that applies only to DDS_DataReader instances
CDDS_DataReaderQos	<<cert>> QoS policies supported by a DDS_DataReader entity
CDDS_DataReaderResourceLimitsQosPolicy	<<cert>> Resource limits that apply only to DDS_DataReader instances
CDDS_DataRepresentationQosPolicy	This QoS policy contains a list of representation identifiers used by DDS_DataWriter and DDS_DataReader entities to negotiate which data representation to use
CDDS_DataWriterListener	<<interface>> <<cert>> DDS_Listener for writer status
CDDS_DataWriterProtocolQosPolicy	<<eXtension>> <<cert>> Protocol that applies only to DDS_DataWriter instances
CDDS_DataWriterQos	<<cert>> QoS policies supported by a DDS_DataWriter entity
CDDS_DataWriterResourceLimitsQosPolicy	<<cert>> Resource limits that apply only to DDS_DataWriter instances
CDDS_DataWriterShmemRefTransferModeSettings	Settings related to transferring data using shared memory references
CDDS_DataWriterTransferModeQosPolicy	<<eXtension>> Qos related to transferring data
CDDS_DeadlineQosPolicy	<<cert>> Expresses the maximum duration (deadline) within which an instance is expected to be updated
CDDS_DestinationOrderQosPolicy	Destination order policies that affect the ordering of subsribed data
CDDS_DiscoveryComponent	Specifies the discovery plugin the DDS_DomainParticipant should use
CDDS_DiscoveryQosPolicy	<<cert>> Specifies the attributes required to discover participants in the domain
CDDS_DomainParticipantFactoryQos	<<cert>> QoS policies supported by a DDS_DomainParticipantFactory
CDDS_DomainParticipantListener	<<interface>> <<cert>> Listener for participant status
CDDS_DomainParticipantQos	<<cert>> QoS policies supported by a DDS_DomainParticipant entity
CDDS_DomainParticipantResourceLimitsQosPolicy	<<cert>> Resource limits that apply only to DDS_DomainParticipant instances
CDDS_DurabilityQosPolicy	<<cert>> Durability properties that affect the life-cycle of published data
CDDS_Duration_t	Type for duration representation
CDDS_EntityFactoryQosPolicy	<<cert>> A QoS policy for all DDS_Entity types that can act as factories for one or more other DDS_Entity types
CDDS_EntityNameQosPolicy	<<cert>> Policy used to name an entity
CDDS_FilterQosPolicy	Configures the content filter capabilities and resource limits for a DDS_DomainParticipant and all of its child entities
CDDS_FilterResourceLimits	Resource limits for content filtering on a DDS_DomainParticipant and all of its child entities
CDDS_FlowControllerProperty_t	Determines the flow control characteristics of the DDS_FlowController
CDDS_FlowControllerTokenBucketProperty_t	DDS_FlowController uses the popular token bucket approach for open loop network flow control. The flow control characteristics are determined by the token bucket properties
CDDS_GroupDataQosPolicy	Attaches a buffer of opaque data to a DDS_Entity which is distributed to other applications as part of the discovery process
CDDS_GUID_t	Type for GUID (Global Unique Identifier) representation
CDDS_HistoryQosPolicy	<<cert>> Specifies the behavior of RTI Connext DDS Micro in the case where the value of a sample changes (one or more times) before it can be successfully communicated to one or more existing subscribers
CDDS_InconsistentTopicStatus	DDS_INCONSISTENT_TOPIC_STATUS
CDDS_InstanceHandleSeq	Instantiates `FooSeq` < DDS_InstanceHandle_t >
CDDS_LatencyBudgetQosPolicy	Provides a hint as to the maximum acceptable delay from the time the data is written to the time it is received by the subscribing applications
CDDS_Listener	<<interface>> Abstract base class for all Listener interfaces
CDDS_LivelinessChangedStatus	<<cert>> DDS_LIVELINESS_CHANGED_STATUS
CDDS_LivelinessLostStatus	<<cert>> DDS_LIVELINESS_LOST_STATUS
CDDS_LivelinessQosPolicy	<<cert>> Determines the mechanism and parameters used by the application to determine whether a DDS_Entity is alive
CDDS_Locator_t	<<eXtension>> <<cert>> Type used to represent the addressing information needed to send a message to an RTPS Endpoint using one of the supported transports
CDDS_LocatorSeq	Declares IDL `sequence` < DDS_Locator_t >
CDDS_OfferedDeadlineMissedStatus	<<cert>> DDS_OFFERED_DEADLINE_MISSED_STATUS
CDDS_OfferedIncompatibleQosStatus	<<cert>> DDS_OFFERED_INCOMPATIBLE_QOS_STATUS
CDDS_OwnershipQosPolicy	<<cert>> Specifies whether it is allowed for multiple DDS_DataWriter (s) to write the same instance of the data and if so, how these modifications should be arbitrated
CDDS_OwnershipStrengthQosPolicy	<<cert>> Specifies the value of the strength used to arbitrate among multiple DDS_DataWriter objects that attempt to modify the same instance of a data type (identified by DDS_Topic + key)
CDDS_ParticipantBuiltinTopicData	<<cert>> Object representing a remote DomainParticipant
CDDS_PartitionQosPolicy	A set of strings that introduces logical PARTITIONs
CDDS_PresentationQosPolicy	Specifies how the samples representing changes to data instances are presented to a subscribing application
CDDS_ProductVersion	<<eXtension>> <<cert>> Type used to represent the current version of RTI Connext DDS Micro
CDDS_ProductVersion_t	<<eXtension>> <<cert>> Type used to represent the current version of RTI Connext DDS Micro
CDDS_Property_t	Properties are name/value pairs objects
CDDS_PropertyQosPolicy	Stores name/value(string) pairs that can be used to configure certain parameters of RTI Connext DDS Micro that are not exposed through formal QoS policies
CDDS_PropertySeq	Declares IDL `sequence` < DDS_Property_t >
CDDS_ProtocolVersion	<<eXtension>> <<cert>> Type used to represent the version of the RTPS protocol
CDDS_PskServiceFactoryProperty	Property used to register the Lightweight Security Plugin
CDDS_PublicationBuiltinTopicData	Object describing a remote Publication
CDDS_PublicationMatchedStatus	<<cert>> DDS_PUBLICATION_MATCHED_STATUS
CDDS_PublisherListener	<<interface>> <<cert>> DDS_Listener for DDS_Publisher status
CDDS_PublisherQos	<<cert>> QoS policies supported by a DDS_Publisher entity
CDDS_PublishModeQosPolicy	Specifies how RTI Connext DDS Micro sends application data on the network. This QoS policy can be used to tell RTI Connext DDS Micro to use its own thread to send data, instead of the user thread
CDDS_ReliabilityQosPolicy	<<cert>> Indicates the level of reliability offered/requested by RTI Connext DDS Micro
CDDS_ReliableReaderActivityChangedStatus	<<eXtension>> <<cert>> Describes the activity (i.e. are acknowledgements forthcoming) of reliable readers matched to a reliable writer
CDDS_ReliableSampleUnacknowledgedStatus	<<cert>> Status about an unacknowledged sample that is removed from the DDS_DataWriter cache before being acknowledged by all matched DDS_DataReader entities
CDDS_RequestedDeadlineMissedStatus	<<cert>> DDS_REQUESTED_DEADLINE_MISSED_STATUS
CDDS_RequestedIncompatibleQosStatus	<<cert>> DDS_REQUESTED_INCOMPATIBLE_QOS_STATUS
CDDS_ResourceLimitsQosPolicy	<<cert>> Specifies the resources that RTI Connext DDS Micro can consume in order to meet the requested QoS
CDDS_RtpsReliableReaderProtocol_t	Qos related to reliable reader protocol defined in RTPS
CDDS_RtpsReliableWriterProtocol_t	<<cert>> QoS related to the reliable writer protocol defined in RTPS
CDDS_RtpsWellKnownPorts_t	RTPS well-known port mapping configuration
CDDS_SampleIdentity_t	Data structure used to provide explicit identity information about a published data sample
CDDS_SampleInfo	Information that accompanies each sample that is `read` or `taken`
CDDS_SampleInfoSeq	Declares IDL `sequence` < DDS_SampleInfo >
CDDS_SampleLostStatus	<<cert>> DDS_SAMPLE_LOST_STATUS
CDDS_SampleRejectedStatus	DDS_SAMPLE_REJECTED_STATUS
CDDS_SecTransform_Configuration	A structure for configuration this Transform PSL
CDDS_SequenceNumber_t	Type for sequence number representation
CDDS_SubscriberListener	<<interface>> <<cert>> DDS_Listener for status about a subscriber
CDDS_SubscriberQos	<<cert>> QoS policies supported by a DDS_Subscriber entity
CDDS_SubscriptionBuiltinTopicData	Entry created when a DDS_DataReader is discovered in association with its Subscriber
CDDS_SubscriptionMatchedStatus	<<cert>> DDS_SUBSCRIPTION_MATCHED_STATUS
CDDS_SystemResourceLimitsQosPolicy	<<cert>> Resource limits that apply only to DDS_DomainParticipantFactory
CDDS_Time_t	Type for time representation
CDDS_TopicDataQosPolicy	Attaches a buffer of opaque data to a DDS_Topic which is distributed to other applications as part of the discovery process
CDDS_TopicListener	<<interface>> DDS_Listener for DDS_Topic entities
CDDS_TopicQos	QoS policies supported by a DDS_Topic entity
CDDS_TransportQosPolicy	<<eXtension>> <<cert>> Settings for available transports
CDDS_TypePluginI	<<interface>> Type plugin interface
CDDS_UserDataQosPolicy	Attaches a buffer of opaque data to a DDS_Entity which is distributed to other applications as part of the discovery process
CDDS_UserTrafficQosPolicy	<<eXtension>> <<cert>> Settings for available transports
CDDS_VendorId	<<eXtension>> <<cert>> Type used to represent the vendor of the service implementing the RTPS protocol
CDDS_VendorId_t	<<eXtension>> <<cert>> Type used to represent the vendor of the service implementing the RTPS protocol
CDDS_WireProtocolQosPolicy	<<cert>> Specifies the wire-protocol-related attributes for the DDS_DomainParticipant
CDDS_WriteParams_t	Data structure used to provide custom parameters to a DataWriter's write operation
CDPDE_DiscoveryPluginProperty	<<eXtension>> Properties for the Dynamic Participant/Dynamic Endpoint (DPDE) discovery plugin. This includes all discovery timing properties for participant discovery
CDPSE_DiscoveryPluginProperty	<<eXtension>> <<cert>> Properties for the Dynamic Participant/Static Endpoint (DPSE) discovery plugin. This includes all discovery timing properties for participant discovery
CFooDataReader	<<interface>> <<generic>> User data type-specific data reader
CFooDataWriter	<<interface>> <<generic>> User data type specific data writer
CFooSeq	<<interface>> <<generic>> <<cert>> A type-safe, ordered collection of elements. The type of these elements is referred to in this documentation as `"Foo"`
CFooTypeSupport	<<interface>> <<generic>> User data type specific interface
CNDDS_Discovery_Property	Specifies internal information used to store discovery information about a DDS_DomainParticipant in the registry
CNDDS_Type_PluginVersion	Data type used to keep track of versioning information about a DDS_TypePluginI
CNETIO_Address
CNETIO_AddressSeq	<<eXtension>> <<cert>> The NETIO_AddressSeq sequence type
CNETIO_AddressUInt32	<<eXtension>> <<cert>> NETIO_AddressUInt32
CNETIO_AddressValue	<<eXtension>> <<cert>> NETIO_AddresValue
CNETIO_DGRAM_InterfaceI	<<eXtension>> <<cert>> Definition of the NETIO_DGRAM Interface
CNETIO_DGRAM_InterfaceMultiCastGroup	<<eXtension>> <<cert>> Definition of a valid multicast group address range
CNETIO_DGRAM_InterfaceRouteEntry	<<eXtension>> <<cert>> Definition of a route entry
CNETIO_DGRAM_InterfaceTableEntry	<<eXtension>> <<cert>> Definition of an interface
CNETIO_DGRAM_InterfaceTableEntrySeq	A sequence of NETIO_DGRAMInterfaceTableEntry elements
CNETIO_Interface	Base-class definition for all NETIO interfaces
CNETIO_InterfaceI
CNETIO_Netmask	<<eXtension>> <<cert>> NETIO_Netmask
CNETIO_NetmaskSeq	<<eXtension>> <<cert>> The NETIO_NetmaskSeq sequence type
CNETIO_Packet	Implementation of the abstract NETIO_Packet type
CNETIO_SharedMemorySegmentHeader
CNETIO_SHMEMInterfaceFactoryProperty	<<eXtension>> <<cert>> Properties for the SHMEM Transport
COSAPI_LogProperty	Configuration of logging functionality
COSAPI_SharedMemorySegmentHandle
COSAPI_SharedMemorySegmentHeader
COSAPI_SystemI	<<cert>> System API
COSAPI_SystemProperty	<<cert>> The System Properties
COSAPI_SystemTime	System time
COSAPI_ThreadProperty	Properties for thread creation
COSAPI_TimerProperty	Timer properies
CPSK_ErrListener	A structure for holding callback pointers in case of an error
CRTPS_Checksum	<<eXtension>> <<cert>> RTPS checksum type
CRTPS_ChecksumClass	<<eXtension>> <<cert>> Definition of a checksum function
CRTPS_ChecksumProperty	<<eXtension>> <<cert>> Checksum properties for the RTPS plugin
CRTPS_InterfaceFactoryProperty	<<eXtension>> <<cert>> Properties for the RTPS Transport
CUDP_InterfaceFactoryProperty	<<eXtension>> <<cert>> Properties for the UDP Transport
CUDP_InterfaceTableEntry	Generic structure to describe a network interface
CUDP_InterfaceTableEntrySeq	<<eXtension>> Declares IDL sequence<UDP_InterfaceTableEntry>
CUDP_NatEntry	<<eXtension>> Properties for a Network Address Translation entry
CUDP_NatEntrySeq	<<eXtension>> Declares IDL sequence<UDP_NatEntry>
CUDP_Transform	Base-class for instances of a transformation library
CUDP_TransformProperty	Base-class for instances of a transformation library
CUDP_TransformRule	Transformstion Rule
CUDP_TransformRuleSeq	<<eXtension>> Declares IDL sequence<UDP_TransformRule>
CUDPInterfaceFactory	<<eXtension>> <<cert>> A UDP transport factory that will be used by a DomainParticipant to create a UDP interface. Only one UDP interface can be registered with the DomainParticipantFactory
CUDPInterfaceTable
CZCOPY_NotifInterfaceFactoryProperty	Notification interface property
CZCOPY_NotifMechanismProperty	Notification mechanism property for the default implementation
CZCOPY_NotifUserInterfaceI	Notification mechanism user interface