DDS_SubscriptionBuiltinTopicData Struct Reference

Entry created when a DDS_DataReader is discovered in association with its Subscriber. More...

#include <dds_c_discovery.h>

Data Fields
struct DDS_BuiltinTopicKey_t	key
	DCPS key to distinguish entries. This is used to configure the object ID of the remote DDS_DataReader.
struct DDS_BuiltinTopicKey_t	participant_key
	DCPS key of the participant to which the DataReader belongs.
char *	topic_name
	Name of the related DDS_Topic.
char *	type_name
	Name of the type attached to the DDS_Topic.
struct DDS_DeadlineQosPolicy	deadline
	Policy of the corresponding DataReader.
struct DDS_OwnershipQosPolicy	ownership
	Policy of the corresponding DataReader.
struct DDS_LatencyBudgetQosPolicy	latency_budget
	Latency budget policy, LATENCY_BUDGET.
struct DDS_ReliabilityQosPolicy	reliability
	Policy of the corresponding DataReader.
struct DDS_LivelinessQosPolicy	liveliness
	Policy of the corresponding DataReader.
struct DDS_DurabilityQosPolicy	durability
	Policy of the corresponding DataReader.
struct DDS_DestinationOrderQosPolicy	destination_order
	Policy of the corresponding DataReader.
struct DDS_LocatorSeq	unicast_locator
	<<eXtension>> Custom unicast locator that the endpoint can specify. The default locator will be used if this is not specified.
struct DDS_LocatorSeq	multicast_locator
	<<eXtension>> Custom multicast locator that the endpoint can specify. The default locator will be used if this is not specified.
struct DDS_PresentationQosPolicy	presentation
	Policy of the Subscriber to which the DataReader belongs.
struct DDS_DataRepresentationQosPolicy	representation
	Data representation policy, DATA_REPRESENTATION.
struct DDS_PartitionQosPolicy	partition
	Policy of the Subscriber to which the DataReader belongs.
struct DDS_UserDataQosPolicy	user_data
	Policy of the corresponding DataReader.
struct DDS_GroupDataQosPolicy	group_data
	Policy of the Subscriber to which the DataReader belongs.
struct DDS_TopicDataQosPolicy	topic_data
	Policy of the related Topic.
struct DDS_ContentFilterProperty	content_filter
	<<experimental>> All of the information required for a DataWriter to perform writer-side filtering for a DataReader.

Detailed Description

Entry created when a DDS_DataReader is discovered in association with its Subscriber.

Data associated with the built-in topic DDS_SUBSCRIPTION_TOPIC_NAME. It contains QoS policies and additional information that apply to the remote DDS_DataReader the related DDS_Subscriber.

See also

DDS_SUBSCRIPTION_TOPIC_NAME

Field Documentation

key

struct DDS_BuiltinTopicKey_t DDS_SubscriptionBuiltinTopicData::key

DCPS key to distinguish entries. This is used to configure the object ID of the remote DDS_DataReader.

Key GUID must be first

participant_key

struct DDS_BuiltinTopicKey_t DDS_SubscriptionBuiltinTopicData::participant_key

DCPS key of the participant to which the DataReader belongs.

topic_name

char* DDS_SubscriptionBuiltinTopicData::topic_name

Name of the related DDS_Topic.

The length of this string is limited to 255 characters.

The memory for this field is managed as described in Conventions.

See also

Conventions

type_name

char* DDS_SubscriptionBuiltinTopicData::type_name

Name of the type attached to the DDS_Topic.

The length of this string is limited to 255 characters.

The memory for this field is managed as described in Conventions.

See also

Conventions

deadline

struct DDS_DeadlineQosPolicy DDS_SubscriptionBuiltinTopicData::deadline

Policy of the corresponding DataReader.

ownership

struct DDS_OwnershipQosPolicy DDS_SubscriptionBuiltinTopicData::ownership

Policy of the corresponding DataReader.

latency_budget

struct DDS_LatencyBudgetQosPolicy DDS_SubscriptionBuiltinTopicData::latency_budget

Latency budget policy, LATENCY_BUDGET.

reliability

struct DDS_ReliabilityQosPolicy DDS_SubscriptionBuiltinTopicData::reliability

Policy of the corresponding DataReader.

liveliness

struct DDS_LivelinessQosPolicy DDS_SubscriptionBuiltinTopicData::liveliness

Policy of the corresponding DataReader.

durability

struct DDS_DurabilityQosPolicy DDS_SubscriptionBuiltinTopicData::durability

Policy of the corresponding DataReader.

destination_order

struct DDS_DestinationOrderQosPolicy DDS_SubscriptionBuiltinTopicData::destination_order

Policy of the corresponding DataReader.

unicast_locator

struct DDS_LocatorSeq DDS_SubscriptionBuiltinTopicData::unicast_locator

<<eXtension>> Custom unicast locator that the endpoint can specify. The default locator will be used if this is not specified.

multicast_locator

struct DDS_LocatorSeq DDS_SubscriptionBuiltinTopicData::multicast_locator

<<eXtension>> Custom multicast locator that the endpoint can specify. The default locator will be used if this is not specified.

presentation

struct DDS_PresentationQosPolicy DDS_SubscriptionBuiltinTopicData::presentation

Policy of the Subscriber to which the DataReader belongs.

representation

struct DDS_DataRepresentationQosPolicy DDS_SubscriptionBuiltinTopicData::representation

Data representation policy, DATA_REPRESENTATION.

partition

struct DDS_PartitionQosPolicy DDS_SubscriptionBuiltinTopicData::partition

Policy of the Subscriber to which the DataReader belongs.

user_data

struct DDS_UserDataQosPolicy DDS_SubscriptionBuiltinTopicData::user_data

Policy of the corresponding DataReader.

group_data

struct DDS_GroupDataQosPolicy DDS_SubscriptionBuiltinTopicData::group_data

Policy of the Subscriber to which the DataReader belongs.

topic_data

struct DDS_TopicDataQosPolicy DDS_SubscriptionBuiltinTopicData::topic_data

Policy of the related Topic.

content_filter

struct DDS_ContentFilterProperty DDS_SubscriptionBuiltinTopicData::content_filter

<<experimental>> All of the information required for a DataWriter to perform writer-side filtering for a DataReader.

If the content filtering feature is not enabled, then this field is unused.

See also

DDS_FilterPluginFactory_register for how to enable the content filtering feature