static void make_state_reader ()
{
DDS_DataReaderQos rd_qos;
DDS_ReturnCode_t error;
printf ("Create Reader\r\n");
/* === Create a subscriber === */
sub = DDS_DomainParticipant_create_subscriber (part, 0, NULL, 0);
if (!sub) {
fatal ("DDS_DomainParticipant_create_subscriber () returned an error!");
DDS_DomainParticipantFactory_delete_participant (part);
}
/* Test get_qos() fynctionality. */
if ((error = DDS_Subscriber_get_qos (sub, &sqos)) != DDS_RETCODE_OK)
fatal ("DDS_Subscriber_get_qos () failed (%s)!", DDS_error (error));
/* Setup reader QoS parameters. */
DDS_Subscriber_get_default_datareader_qos (sub, &rd_qos);
/* === create the reader === */
rd_qos.history.kind = DDS_KEEP_LAST_HISTORY_QOS;
rd_qos.history.depth = 1;
rd_qos.reliability.kind = DDS_RELIABLE_RELIABILITY_QOS;
rd_qos.durability.kind = DDS_TRANSIENT_LOCAL_DURABILITY_QOS;
rd_qos.ownership.kind = DDS_EXCLUSIVE_OWNERSHIP_QOS;
dr = DDS_Subscriber_create_datareader (sub, topic_desc, &rd_qos, NULL, sm);
if (!dr)
fatal ("DDS_DomainParticipant_create_datareader () returned an error!");
DDS_DataReaderListener *l = DDS_DataReader_get_listener(dr);
if (NULL != l) {
l->on_data_available = dr_listener_data_available;
error = DDS_DataReader_set_listener(dr, l, DDS_DATA_AVAILABLE_STATUS);
}
error = DDS_DataReader_enable(dr);
/* === end program === */
if (test == 3)
return;
if (!writer)
while (1)
sleep (1);
}
static void test_qos (int enabled)
{
DDS_DomainParticipantFactoryQos qos;
DDS_DomainParticipant p;
DDS_Publisher pub;
DDS_Subscriber sub;
DDS_DataWriter dw;
DDS_DataReader dr;
DDS_Topic t;
DDS_TopicDescription td;
DDS_DataReaderQos rq, refrq;
DDS_ReturnCode_t r;
static unsigned char data [] = { 0x77, 0x88, 0xaa, 0xbb, 0xcc, 0xdd };
unsigned char d2 [sizeof (data) + 1];
unsigned n;
int err;
v_printf (" - Set factory QoS to %sabled.\r\n", (enabled) ? "en" : "dis");
r = DDS_DomainParticipantFactory_get_qos (&qos);
fail_unless (r == DDS_RETCODE_OK);
qos.entity_factory.autoenable_created_entities = enabled;
r = DDS_DomainParticipantFactory_set_qos (&qos);
fail_unless (r == DDS_RETCODE_OK);
p = DDS_DomainParticipantFactory_create_participant (0, DDS_PARTICIPANT_QOS_DEFAULT, NULL, 0);
fail_unless (p != NULL);
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);
sub = DDS_DomainParticipant_create_subscriber (p, NULL, NULL, 0);
fail_unless (sub != NULL);
DDS_DataReaderQos__init (&refrq);
err = dds_seq_from_array (&refrq.user_data, data, sizeof (data));
fail_unless (err == 0);
v_printf (" - Create datareader with specific QoS parameters.\r\n");
dr = DDS_Subscriber_create_datareader (sub, td, &refrq, NULL, 0);
fail_unless (dr != NULL);
memset (&rq, 0, sizeof (rq));
r = DDS_DataReader_get_qos (dr, &rq);
n = dds_seq_to_array (&rq.user_data, d2, sizeof (d2));
fail_unless (r == DDS_RETCODE_OK &&
DDS_SEQ_LENGTH (refrq.user_data.value) == sizeof (data));
n = dds_seq_to_array (&rq.user_data, d2, sizeof (d2));
fail_unless (n == sizeof (data) && !memcmp (data, d2, sizeof (data)));
DDS_DataReaderQos__clear (&rq);
r = DDS_Subscriber_delete_datareader (sub, dr);
fail_unless (r == DDS_RETCODE_OK);
v_printf (" - Create datareader with default QoS parameters.\r\n");
dr = DDS_Subscriber_create_datareader (sub, td, DDS_DATAREADER_QOS_DEFAULT, NULL, 0);
fail_unless (dr != NULL);
pub = DDS_DomainParticipant_create_publisher (p, DDS_PUBLISHER_QOS_DEFAULT, NULL, 0);
fail_unless (sub != NULL);
dw = DDS_Publisher_create_datawriter (pub, t, DDS_DATAWRITER_QOS_DEFAULT, NULL, 0);
fail_unless (dw != NULL);
v_printf (" - Update datareader QoS parameters.\r\n");
r = DDS_DataReader_get_qos (dr, &rq);
fail_unless (r == DDS_RETCODE_OK);
DDS_DataReaderQos__clear (&refrq);
fail_unless (r == DDS_RETCODE_OK && !memcmp (&rq, &refrq, sizeof (refrq)));
err = dds_seq_from_array (&refrq.user_data, data, sizeof (data));
fail_unless (err == 0);
r = DDS_DataReader_set_qos (dr, &refrq);
fail_unless (r == DDS_RETCODE_OK);
delay ();
r = DDS_DataReader_get_qos (dr, &rq);
fail_unless (r == DDS_RETCODE_OK &&
DDS_SEQ_LENGTH (rq.user_data.value) == sizeof (data));
n = dds_seq_to_array (&rq.user_data, d2, sizeof (d2));
fail_unless (n == sizeof (data) && !memcmp (data, d2, sizeof (data)));
DDS_DataReaderQos__clear (&refrq);
DDS_DataReaderQos__clear (&rq);
delay ();
if (!enabled) {
v_printf (" - Enable all entities.\r\n");
r = DDS_DomainParticipant_enable (p);
fail_unless (r == DDS_RETCODE_OK);
r = DDS_Topic_enable (t);
fail_unless (r == DDS_RETCODE_OK);
r = DDS_Publisher_enable (pub);
fail_unless (r == DDS_RETCODE_OK);
r = DDS_Subscriber_enable (sub);
fail_unless (r == DDS_RETCODE_OK);
r = DDS_DataWriter_enable (dw);
fail_unless (r == DDS_RETCODE_OK);
r = DDS_DataReader_enable (dr);
fail_unless (r == DDS_RETCODE_OK);
sleep (1);
}
r = DDS_Publisher_delete_datawriter (pub, dw);
fail_unless (r == DDS_RETCODE_OK);
r = DDS_Subscriber_delete_datareader (sub, dr);
fail_unless (r == DDS_RETCODE_OK);
r = DDS_DomainParticipant_delete_publisher (p, pub);
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 void test_qos (int enabled)
{
DDS_DomainParticipantFactoryQos qos;
DDS_DomainParticipant p;
DDS_Publisher pub;
DDS_Subscriber sub;
DDS_DataWriter dw;
DDS_DataReader dr;
DDS_Topic t;
DDS_TopicDescription td;
DDS_SubscriberQos psq, refsq;
DDS_ReturnCode_t r;
static char *buf [] = { "Hello", "World" };
static unsigned char data [] = { 0x77, 0x88, 0xaa, 0xbb, 0xcc };
unsigned char d2 [sizeof (data) + 1];
unsigned n;
size_t i;
int err;
v_printf (" - Set factory QoS to %sabled.\r\n", (enabled) ? "en" : "dis");
r = DDS_DomainParticipantFactory_get_qos (&qos);
fail_unless (r == DDS_RETCODE_OK);
qos.entity_factory.autoenable_created_entities = enabled;
r = DDS_DomainParticipantFactory_set_qos (&qos);
fail_unless (r == DDS_RETCODE_OK);
p = DDS_DomainParticipantFactory_create_participant (1, DDS_PARTICIPANT_QOS_DEFAULT, NULL, 0);
fail_unless (p != NULL);
r = register_HelloWorldData_type (p);
fail_unless (r == DDS_RETCODE_OK);
DDS_SubscriberQos__init (&refsq);
for (i = 0; (size_t) i < sizeof (buf) / sizeof (char *); i++) {
err = dds_seq_append (&refsq.partition.name, &buf [i]);
fail_unless (err == 0);
}
err = dds_seq_from_array (&refsq.group_data, data, sizeof (data));
fail_unless (err == 0);
v_printf (" - Create subscriber with specific QoS parameters.\r\n");
sub = DDS_DomainParticipant_create_subscriber (p, &refsq, NULL, 0);
fail_unless (sub != NULL);
memset (&psq, 0, sizeof (psq));
r = DDS_Subscriber_get_qos (sub, &psq);
fail_unless (r == DDS_RETCODE_OK &&
DDS_SEQ_LENGTH (refsq.partition.name) == DDS_SEQ_LENGTH (psq.partition.name) &&
DDS_SEQ_LENGTH (refsq.group_data.value) == sizeof (data));
DDS_SEQ_FOREACH (refsq.partition.name, i)
fail_unless (!strcmp (DDS_SEQ_ITEM (psq.partition.name, i),
DDS_SEQ_ITEM (refsq.partition.name, i)));
n = dds_seq_to_array (&psq.group_data, d2, sizeof (d2));
fail_unless (n == sizeof (data) && !memcmp (data, d2, sizeof (data)));
DDS_SubscriberQos__clear (&psq);
r = DDS_DomainParticipant_delete_subscriber (p, sub);
fail_unless (r == DDS_RETCODE_OK);
v_printf (" - Create topic/publisher/writer/subscriber/reader entities.\r\n");
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);
pub = DDS_DomainParticipant_create_publisher (p, DDS_PUBLISHER_QOS_DEFAULT, NULL, 0);
fail_unless (pub != NULL);
dw = DDS_Publisher_create_datawriter (pub, t, DDS_DATAWRITER_QOS_DEFAULT, NULL, 0);
fail_unless (dw != NULL);
sub = DDS_DomainParticipant_create_subscriber (p, DDS_SUBSCRIBER_QOS_DEFAULT, NULL, 0);
fail_unless (sub != NULL);
dr = DDS_Subscriber_create_datareader (sub, td, DDS_DATAREADER_QOS_DEFAULT, NULL, 0);
fail_unless (dr != NULL);
v_printf (" - Update subscriber QoS.\r\n");
r = DDS_Subscriber_get_qos (sub, &psq);
fail_unless (r == DDS_RETCODE_OK);
DDS_SubscriberQos__clear (&refsq);
fail_unless (r == DDS_RETCODE_OK && !memcmp (&psq, &refsq, sizeof (refsq)));
for (i = 0; (size_t) i < sizeof (buf) / sizeof (char *); i++) {
err = dds_seq_append (&refsq.partition.name, &buf [i]);
fail_unless (err == 0);
}
err = dds_seq_from_array (&refsq.group_data, data, sizeof (data));
fail_unless (err == 0);
r = DDS_Subscriber_set_qos (sub, &refsq);
fail_unless (r == DDS_RETCODE_OK);
delay ();
r = DDS_Subscriber_get_qos (sub, &psq);
fail_unless (r == DDS_RETCODE_OK &&
DDS_SEQ_LENGTH (refsq.partition.name) == DDS_SEQ_LENGTH (psq.partition.name) &&
DDS_SEQ_LENGTH (psq.group_data.value) == sizeof (data));
DDS_SEQ_FOREACH (psq.partition.name, i)
fail_unless (!strcmp (DDS_SEQ_ITEM (psq.partition.name, i),
DDS_SEQ_ITEM (refsq.partition.name, i)));
n = dds_seq_to_array (&psq.group_data, d2, sizeof (d2));
fail_unless (n == sizeof (data) && !memcmp (data, d2, sizeof (data)));
DDS_SubscriberQos__clear (&refsq);
DDS_SubscriberQos__clear (&psq);
delay ();
if (!enabled) {
v_printf (" - Enable child entities.\r\n");
r = DDS_DomainParticipant_enable (p);
fail_unless (r == DDS_RETCODE_OK);
r = DDS_Topic_enable (t);
fail_unless (r == DDS_RETCODE_OK);
r = DDS_Publisher_enable (pub);
fail_unless (r == DDS_RETCODE_OK);
r = DDS_Subscriber_enable (sub);
fail_unless (r == DDS_RETCODE_OK);
r = DDS_DataWriter_enable (dw);
fail_unless (r == DDS_RETCODE_OK);
r = DDS_DataReader_enable (dr);
fail_unless (r == DDS_RETCODE_OK);
sleep (1);
}
v_printf (" - Delete child entities.\r\n");
r = DDS_Publisher_delete_datawriter (pub, dw);
fail_unless (r == DDS_RETCODE_OK);
r = DDS_Subscriber_delete_datareader (sub, dr);
fail_unless (r == DDS_RETCODE_OK);
r = DDS_DomainParticipant_delete_publisher (p, pub);
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);
}