static void test_aux (void)
{
DDS_DomainParticipant np, p;
DDS_Subscriber sub;
DDS_Topic t;
DDS_TopicDescription td;
DDS_DataReader dr, dr0, dr1;
DDS_StatusCondition sc, sc2;
DDS_StatusMask sm;
DDS_InstanceHandle_t h, h2;
DDS_DataReaderQos drq;
DDS_ReturnCode_t r;
v_printf (" - Test auxiliary subscriber functions.\r\n");
p = DDS_DomainParticipantFactory_create_participant (1, DDS_PARTICIPANT_QOS_DEFAULT, NULL, 0);
fail_unless (p != NULL);
sub = DDS_DomainParticipant_create_subscriber (p, DDS_SUBSCRIBER_QOS_DEFAULT, NULL, 0);
fail_unless (sub != NULL);
sc = DDS_Subscriber_get_statuscondition (sub);
fail_unless (sc != NULL);
sc2 = DDS_Entity_get_statuscondition (sub);
fail_unless (sc2 != NULL);
sm = DDS_Subscriber_get_status_changes (sub);
fail_unless (sm == 0);
sm = DDS_Entity_get_status_changes (sub);
fail_unless (sm == 0);
/*dbg_printf ("(mask=%u)", sm);*/
h = DDS_Subscriber_get_instance_handle (sub);
fail_unless (h != 0);
h2 = DDS_Entity_get_instance_handle (sub);
fail_unless (h == h2);
np = DDS_Subscriber_get_participant (sub);
fail_unless (np == p);
r = register_HelloWorldData_type (p);
fail_unless (r == DDS_RETCODE_OK);
t = DDS_DomainParticipant_create_topic (p, "HelloWorld", TYPE_NAME, DDS_TOPIC_QOS_DEFAULT, NULL, 0);
fail_unless (t != NULL);
td = DDS_DomainParticipant_lookup_topicdescription (p, "HelloWorld");
fail_unless (td != NULL);
dr0 = DDS_Subscriber_create_datareader (sub, td, DDS_DATAREADER_QOS_DEFAULT, NULL, 0);
fail_unless (dr0 != NULL);
dr = DDS_Subscriber_lookup_datareader (sub, "HelloWorld");
fail_unless (dr == dr0);
dr1 = DDS_Subscriber_create_datareader (sub, td, DDS_DATAREADER_QOS_DEFAULT, NULL, 0);
fail_unless (dr1 != NULL);
delay ();
r = DDS_Subscriber_delete_contained_entities (sub);
fail_unless (r == DDS_RETCODE_OK);
v_printf (" - Test default child QoS of subscriber entities\r\n");
r = DDS_Subscriber_get_default_datareader_qos (sub, &drq);
fail_unless (r == DDS_RETCODE_OK);
drq.ownership.kind = DDS_EXCLUSIVE_OWNERSHIP_QOS;
r = DDS_Subscriber_set_default_datareader_qos (sub, &drq);
fail_unless (r == DDS_RETCODE_OK);
dr1 = DDS_Subscriber_create_datareader (sub, td, DDS_DATAREADER_QOS_DEFAULT, NULL, 0);
fail_unless (dr1 != NULL);
delay ();
v_printf (" - Test coherency (not implemented).\r\n");
r = DDS_Subscriber_begin_access (sub);
fail_unless (r == DDS_RETCODE_UNSUPPORTED);
r = DDS_Subscriber_end_access (sub);
fail_unless (r == DDS_RETCODE_UNSUPPORTED);
r = DDS_Subscriber_copy_from_topic_qos (sub, &drq, NULL);
fail_unless (r == DDS_RETCODE_OK);
r = DDS_Subscriber_notify_datareaders (sub);
fail_unless (r == DDS_RETCODE_OK);
r = DDS_DomainParticipant_delete_subscriber (p, sub);
fail_unless (r == DDS_RETCODE_PRECONDITION_NOT_MET);
r = DDS_Subscriber_delete_datareader (sub, dr1);
fail_unless (r == DDS_RETCODE_OK);
r = DDS_DomainParticipant_delete_subscriber (p, sub);
fail_unless (r == DDS_RETCODE_OK);
r = DDS_DomainParticipant_delete_topic (p, t);
fail_unless (r == DDS_RETCODE_OK);
unregister_HelloWorldData_type (p);
r = DDS_DomainParticipantFactory_delete_participant (p);
fail_unless (r == DDS_RETCODE_OK);
}
static int subscriber_main(int domainId, int sample_count)
{
DDS_DomainParticipant *participant = NULL;
int count = 0;
struct DDS_Duration_t poll_period = {4,0};
DDS_ReturnCode_t retcode;
DDS_Subscriber *builtin_subscriber = NULL;
DDS_PublicationBuiltinTopicDataDataReader *builtin_publication_datareader = NULL;
/* Listener for the Built-in Publication Data Reader */
struct DDS_DataReaderListener builtin_publication_listener =
DDS_DataReaderListener_INITIALIZER;
/* If you want to change the type_code_max_serialized_length
* programmatically (e.g., to 3070) rather than using the XML file, you
* will need to add the following lines to your code and comment out the
* create_participant call bellow. */
/*
struct DDS_DomainParticipantQos participant_qos =
DDS_DomainParticipantQos_INITIALIZER;
retcode = DDS_DomainParticipantFactory_get_default_participant_qos(
DDS_TheParticipantFactory, &participant_qos);
if (retcode != DDS_RETCODE_OK) {
printf("get_default_participant_qos error\n");
return -1;
}
participant_qos.resource_limits.type_code_max_serialized_length = 3070;
participant = DDS_DomainParticipantFactory_create_participant(
DDS_TheParticipantFactory, domainId, &participant_qos,
NULL, DDS_STATUS_MASK_NONE);
if (participant == NULL) {
printf("create_participant error\n");
subscriber_shutdown(participant);
return -1;
}
*/
/* To customize participant QoS, use
the configuration file USER_QOS_PROFILES.xml */
participant = DDS_DomainParticipantFactory_create_participant(
DDS_TheParticipantFactory, domainId, &DDS_PARTICIPANT_QOS_DEFAULT,
NULL, DDS_STATUS_MASK_NONE);
if (participant == NULL) {
printf("create_participant error\n");
subscriber_shutdown(participant);
return -1;
}
/* First get the built-in subscriber */
builtin_subscriber = DDS_DomainParticipant_get_builtin_subscriber(participant);
if (builtin_subscriber == NULL) {
printf("***Error: failed to create builtin subscriber\n");
return 0;
}
/* Then get the data reader for the built-in subscriber */
builtin_publication_datareader =
(DDS_PublicationBuiltinTopicDataDataReader*)
DDS_Subscriber_lookup_datareader(builtin_subscriber,
DDS_PUBLICATION_TOPIC_NAME);
if (builtin_publication_datareader == NULL) {
printf("***Error: failed to create builtin publication data reader\n");
return 0;
}
/* Finally install the listener */
builtin_publication_listener.on_data_available =
BuiltinPublicationListener_on_data_available;
DDS_DataReader_set_listener((DDS_DataReader*)builtin_publication_datareader,
&builtin_publication_listener,
DDS_DATA_AVAILABLE_STATUS);
/* Main loop */
for (count=0; (sample_count == 0) || (count < sample_count); ++count) {
NDDS_Utility_sleep(&poll_period);
}
/* Cleanup and delete all entities */
return subscriber_shutdown(participant);
}
