_Subscriber
_BuiltinSubscriberNew (
u_participant uParticipant,
_DomainParticipantFactory factory,
_DomainParticipant participant)
{
u_subscriber s;
_Status status;
_Subscriber newSubscriber = _SubscriberAlloc();
gapi_handle handle;
_TypeSupport typeSupport;
gapi_dataReaderQos rQos;
long i;
s = u_participantGetBuiltinSubscriber(uParticipant);
if (s) {
newSubscriber = _SubscriberAlloc();
if (newSubscriber != NULL) {
_EntityInit(_Entity(newSubscriber), _Entity(participant));
U_SUBSCRIBER_SET(newSubscriber, s);
status = _StatusNew(_Entity(newSubscriber),
STATUS_KIND_SUBSCRIBER,
NULL, 0);
if (status) {
for ( i = 0; i < MAX_BUILTIN_TOPIC; i++ ) {
_DataReader reader = NULL;
_Topic topic = NULL;
typeSupport = _DomainParticipantFindTypeSupport(participant,
_BuiltinTopicTypeName(i));
if (typeSupport) {
c_iter uTopicList;
u_topic uTopic;
uTopicList = u_participantFindTopic(uParticipant,
_BuiltinTopicName(i),
C_TIME_ZERO);
uTopic = c_iterTakeFirst(uTopicList);
if (uTopic) {
topic = _TopicFromKernelTopic(uTopic,
_BuiltinTopicName(i),
_BuiltinTopicTypeName(i),
typeSupport,
participant,
NULL);
while (uTopic) {
uTopic = c_iterTakeFirst(uTopicList);
/* multiple instances should not occure but
* just in case this loop frees all references.
*/
assert(uTopic == NULL);
u_entityFree(u_entity(uTopic));
}
} else {
OS_REPORT_2(OS_WARNING,"_BuiltinSubscriberNew",0,
"failed to resolve User layer Topic "
"'%s' for Participant 0x%x",
_BuiltinTopicName(i), participant);
}
} else {
OS_REPORT_2(OS_WARNING,"_BuiltinSubscriberNew",0,
"Builtin TypeSupport for type '%s' is not "
"yet registered for Participant 0x%x",
_BuiltinTopicTypeName(i), participant);
}
if (topic) {
initBuiltinDataReaderQos(&rQos);
reader = _DataReaderNew(_TopicDescription(topic),
typeSupport,
&rQos,
NULL, 0,
newSubscriber);
_EntityRelease(topic);
} else {
OS_REPORT_2(OS_WARNING,"_BuiltinSubscriberNew",0,
"failed to create Builtin Topic '%s' "
"for Participant 0x%x",
_BuiltinTopicName(i), participant);
}
if ( reader ) {
_ENTITY_REGISTER_OBJECT(_Entity(newSubscriber),
(_Object)reader);
handle = _EntityRelease(reader);
gapi_entity_enable(handle);
}
}
newSubscriber->builtin = TRUE;
_EntityStatus(newSubscriber) = status;
} else {
_EntityDispose(_Entity(newSubscriber));
newSubscriber = NULL;
}
}
}
return newSubscriber;
}
_Subscriber
_SubscriberNew (
u_participant uParticipant,
const gapi_subscriberQos *qos,
const struct gapi_subscriberListener *a_listener,
const gapi_statusMask mask,
const _DomainParticipant participant)
{
_Subscriber newSubscriber;
v_subscriberQos subscriberQos;
gapi_long len;
assert(uParticipant);
assert(qos);
assert(participant);
newSubscriber = _SubscriberAlloc();
if ( newSubscriber != NULL ) {
_EntityInit(_Entity(newSubscriber),
_Entity(participant));
gapi_dataReaderQosCopy (&gapi_dataReaderQosDefault,
&newSubscriber->_defDataReaderQos);
if ( a_listener ) {
newSubscriber->_Listener = *a_listener;
}
}
if (newSubscriber != NULL ) {
subscriberQos = u_subscriberQosNew(NULL);
if ( subscriberQos != NULL ) {
if ( !copySubscriberQosIn(qos, subscriberQos) ) {
_EntityDispose(_Entity(newSubscriber));
newSubscriber = NULL;
}
} else {
_EntityDispose(_Entity(newSubscriber));
newSubscriber = NULL;
}
}
if ( newSubscriber != NULL) {
u_subscriber uSubscriber;
uSubscriber = u_subscriberNew(uParticipant, "subscriber", subscriberQos, FALSE);
u_subscriberQosFree(subscriberQos);
if ( uSubscriber != NULL ) {
U_SUBSCRIBER_SET(newSubscriber, uSubscriber);
} else {
_EntityDispose(_Entity(newSubscriber));
newSubscriber = NULL;
}
}
if ( newSubscriber != NULL) {
_Status status;
status = _StatusNew(_Entity(newSubscriber),
STATUS_KIND_SUBSCRIBER,
(struct gapi_listener *)a_listener, mask);
if (status) {
_EntityStatus(newSubscriber) = status;
len = (gapi_long)qos->partition.name._length;
if ( qos->partition.name._length == 0UL ) {
/*
* behaviour of the kernel in case of an empty sequence
* is that it is related to none of the partitions,
* while DCPS expects it to be conected to all partitions.
* Therefore this has to be done seperately.
*/
u_subscriberSubscribe (U_SUBSCRIBER_GET(newSubscriber), "");
}
newSubscriber->builtin = FALSE;
} else {
u_subscriberFree(U_SUBSCRIBER_GET(newSubscriber));
_EntityDispose(_Entity(newSubscriber));
newSubscriber = NULL;
}
}
return newSubscriber;
}
