v_writeResult
v_deliveryServiceEntryWrite(
v_deliveryServiceEntry _this,
v_message message,
v_instance *instancePtr)
{
v_deliveryInfoTemplate ackMsg;
v_writeResult result = V_WRITE_REJECTED;
v_reader reader;
OS_UNUSED_ARG(instancePtr);
assert(C_TYPECHECK(_this,v_deliveryServiceEntry));
assert(message != NULL);
/* Only write if the message is not produced by an incompatible writer. */
reader = v_entryReader(_this);
OSPL_LOCK(reader);
/* Filter-out all QoS-incompatible messages. */
if (!v_messageQos_isReaderCompatible(message->qos,reader)) {
OSPL_UNLOCK(reader);
return V_WRITE_SUCCESS;
}
/* If Alive then claim instance and trigger with sample event. */
ackMsg = (v_deliveryInfoTemplate)message;
result = v_deliveryServiceWrite(v_deliveryService(reader),ackMsg);
OSPL_UNLOCK(reader);
return result;
}
void
v_publicDispose(
v_public o)
{
assert(C_TYPECHECK(o,v_public));
if (o == NULL) {
return;
}
switch(v_objectKind(o)) {
case K_PARTICIPANT: v_participantDeinit(v_participant(o)); break;
case K_PUBLISHER: v_publisherDeinit(v_publisher(o)); break;
case K_SUBSCRIBER: v_subscriberDeinit(v_subscriber(o)); break;
case K_WRITER: v_writerDeinit(v_writer(o)); break;
case K_DATAREADER: v_dataReaderDeinit(v_dataReader(o)); break;
case K_DELIVERYSERVICE:v_deliveryServiceDeinit(v_deliveryService(o)); break;
case K_NETWORKREADER: v_networkReaderDeinit(v_networkReader(o)); break;
case K_READER: v_readerDeinit(v_reader(o)); break;
case K_GROUPQUEUE: v_groupQueueDeinit(v_groupQueue(o)); break;
case K_TOPIC: v_topicDeinit(v_topic(o)); break;
case K_ENTITY: break;
case K_DOMAIN: v_partitionDeinit(v_partition(o)); break;
case K_GROUP: v_groupDeinit(v_group(o)); break;
case K_SERVICEMANAGER: /* Is never freed! */ break;
case K_SPLICED: v_splicedDeinit(v_spliced(o)); break;
case K_NETWORKING:
case K_DURABILITY:
case K_CMSOAP:
case K_SERVICE: v_serviceDeinit(v_service(o)); break;
case K_SERVICESTATE: /* Is never freed! */ break;
case K_CONFIGURATION: break;
case K_QUERY:
OS_REPORT(OS_ERROR, "v_publicDispose failure",
0, "deinit of abstract class K_QUERY");
break;
case K_DATAREADERQUERY:
v_dataReaderQueryDeinit(v_dataReaderQuery(o));
break;
case K_DATAVIEWQUERY:
v_dataViewQueryDeinit(v_dataViewQuery(o));
break;
case K_DATAVIEW: v_dataViewDeinit(v_dataView(o)); break;
case K_WAITSET: v_waitsetDeinit(v_waitset(o)); break;
case K_WRITERINSTANCE:
v_writerInstanceDeinit(v_writerInstance(o));
break;
case K_DATAREADERINSTANCE:
v_dataReaderInstanceDeinit(v_dataReaderInstance(o));
break;
case K_DATAVIEWINSTANCE:
v_dataViewInstanceDeinit(v_dataViewInstance(o));
break;
default:
OS_REPORT_1(OS_ERROR,"v_publicDispose failed",0,
"illegal entity kind (%d) specified",v_objectKind(o));
assert(FALSE);
break;
}
c_free(o);
}
c_bool
v_readerUnSubscribe(
v_reader r,
v_partition d)
{
assert(C_TYPECHECK(r,v_reader));
switch(v_objectKind(r)) {
case K_DATAREADER:
return v_dataReaderUnSubscribe(v_dataReader(r),d);
case K_DELIVERYSERVICE:
return v_deliveryServiceUnSubscribe(v_deliveryService(r),d);
case K_GROUPQUEUE:
return v_groupStreamUnSubscribe(v_groupStream(r),d);
case K_NETWORKREADER:
return v_networkReaderUnSubscribe(v_networkReader(r),d);
default:
OS_REPORT_1(OS_ERROR,"v_readerUnSubscribe failed",0,
"illegal reader kind (%d) specified",
v_objectKind(r));
assert(FALSE);
}
return TRUE;
}
/**************************************************************
* Public functions
**************************************************************/
c_bool
v_readerSubscribe(
v_reader r,
v_partition d)
{
c_bool result;
assert(C_TYPECHECK(r,v_reader));
switch(v_objectKind(r)) {
case K_DATAREADER:
result = v_dataReaderSubscribe(v_dataReader(r),d);
break;
case K_DELIVERYSERVICE:
result = v_deliveryServiceSubscribe(v_deliveryService(r),d);
break;
case K_GROUPQUEUE:
result = v_groupStreamSubscribe(v_groupStream(r),d);
break;
case K_NETWORKREADER:
result = v_networkReaderSubscribe(v_networkReader(r),d);
break;
default:
OS_REPORT_1(OS_ERROR,"v_readerSubscribe failed",0,
"illegal reader kind (%d) specified",
v_objectKind(r));
assert(FALSE);
result = FALSE;
break;
}
readerGetHistoricalData(r);
return result;
}
void
v_subscriberFree(
v_subscriber s)
{
v_kernel kernel;
v_participant p;
v_reader o;
v_entity found;
c_long sc;
kernel = v_objectKernel(s);
sc = (c_long)pa_decrement(&(s->shareCount));
if (sc > 0) return;
if(sc == 0){
v_observableRemoveObserver(v_observable(kernel->groupSet),v_observer(s), NULL);
if (s->qos->share.enable) {
found = v_removeShare(kernel,v_entity(s));
assert(found == v_entity(s));
c_free(found);
}
while ((o = c_take(s->readers)) != NULL) {
switch (v_objectKind(o)) {
case K_DATAREADER:
v_dataReaderFree(v_dataReader(o));
break;
case K_DELIVERYSERVICE:
v_deliveryServiceFree(v_deliveryService(o));
break;
case K_GROUPQUEUE:
v_groupQueueFree(v_groupQueue(o));
break;
case K_NETWORKREADER:
v_networkReaderFree(v_networkReader(o));
break;
default:
OS_REPORT_1(OS_ERROR,
"v_subscriber", 0,
"Unknown reader %d",
v_objectKind(o));
assert(FALSE);
break;
}
c_free(o);
}
p = v_participant(s->participant);
if (p != NULL) {
v_participantRemove(p,v_entity(s));
s->participant = NULL;
}
v_publicFree(v_public(s));
} else {
OS_REPORT_1(OS_ERROR, "v_subscriberFree", 0,
"subscriber already freed (shareCount is now %d).", sc);
assert(sc == 0);
}
}
v_deliveryService
v_deliveryServiceNew (
v_subscriber subscriber,
const c_char *name)
{
v_kernel kernel;
v_deliveryService _this;
v_readerQos q;
v_topic topic;
c_base base;
c_type type;
v_entry entry, found;
assert(C_TYPECHECK(subscriber,v_subscriber));
base = c_getBase(subscriber);
kernel = v_objectKernel(subscriber);
topic = v_lookupTopic (kernel, V_DELIVERYINFO_NAME);
/* ES, dds1576: Before creating the ackreader we have to verify that read
* access to the topic is allowed. We can accomplish this by checking the
* access mode of the topic.
*/
if(!topic)
{
OS_REPORT(OS_ERROR, "v_deliveryServiceNew",0,
"DeliveryService not created: "
"Could not locate topic with name DCPS_Delivery.");
return NULL;
}
if(v_topicAccessMode(topic) == V_ACCESS_MODE_READ ||
v_topicAccessMode(topic) == V_ACCESS_MODE_READ_WRITE)
{
q = v_readerQosNew(kernel,NULL);
if (q == NULL) {
OS_REPORT(OS_ERROR, "v_deliveryServiceNew", 0,
"DeliveryService not created: inconsistent qos");
return NULL;
}
_this = v_deliveryService(v_objectNew(kernel,K_DELIVERYSERVICE));
type = c_resolve(base, "kernelModule::v_deliveryGuard");
_this->guards = c_tableNew(type, "writerGID.localId");
c_free(type);
type = c_resolve(base, "kernelModule::v_subscriptionInfoTemplate");
_this->subscriptions = c_tableNew(type, "userData.key.systemId,userData.key.localId");
c_free(type);
q->userKey.enable = TRUE;
q->userKey.expression = NULL;
v_readerInit(v_reader(_this),name, subscriber,q, NULL, TRUE);
c_free(q);
entry = v_entry(v_deliveryServiceEntryNew(_this,topic));
found = v_readerAddEntry(v_reader(_this),v_entry(entry));
c_free(entry);
c_free(found);
v_deliveryServiceEnable(_this);
} else
{
OS_REPORT_1(OS_ERROR, "v_deliveryServiceNew", 0,
"Creation of DeliveryService <%s> failed. Topic DCPS_Delivery."
"does not have read access rights.", name);
_this = NULL;
}
return _this;
}
