void DviProtocolUpnpServiceXmlWriter::WriteServiceXml(WriterBwh& aWriter, const DviService& aService, const DviProtocolUpnp& aDevice)
{
aWriter.Write("<?xml version=\"1.0\" encoding=\"utf-8\"?>");
aWriter.Write("<scpd xmlns=\"urn:schemas-upnp-org:service-1-0\">");
writeSpecVersion(aWriter, aDevice);
aWriter.Write("<actionList>");
const std::vector<DvAction>& actions = aService.DvActions();
for (TUint i=0; i<actions.size(); i++) {
const Action* action = actions[i].Action();
aWriter.Write("<action>");
aWriter.Write("<name>");
aWriter.Write(action->Name());
aWriter.Write("</name>");
aWriter.Write("<argumentList>");
WriteServiceActionParams(aWriter, *action, true);
WriteServiceActionParams(aWriter, *action, false);
aWriter.Write("</argumentList>");
aWriter.Write("</action>");
}
aWriter.Write("</actionList>");
aWriter.Write("<serviceStateTable>");
const std::vector<Property*>& properties = aService.Properties();
for (TUint i=0; i<properties.size(); i++) {
WriteStateVariable(aWriter, properties[i]->Parameter(), true, 0);
}
for (TUint i=0; i<actions.size(); i++) {
const Action* action = actions[i].Action();
WriteTechnicalStateVariables(aWriter, action, action->InputParameters());
WriteTechnicalStateVariables(aWriter, action, action->OutputParameters());
}
aWriter.Write("</serviceStateTable>");
aWriter.Write("</scpd>");
}
TUint CpiDeviceDv::Subscribe(CpiSubscription& aSubscription, const OpenHome::Uri& /*aSubscriber*/)
{
Brh sid;
iDeviceDv.CreateSid(sid);
Brn tmp(sid);
Brh transfer(tmp);
aSubscription.SetSid(transfer);
TUint durationSecs = iDeviceCp->GetCpStack().Env().InitParams()->SubscriptionDurationSecs();
DviSubscription* subscriptionDv = new DviSubscription(iDeviceDv.GetDvStack(), iDeviceDv, *this, NULL, sid);
subscriptionDv->AddRef(); // guard against subscription expiring before client tries to renew or unsubscribe
iDeviceDv.GetDvStack().SubscriptionManager().AddSubscription(*subscriptionDv);
subscriptionDv->SetDuration(durationSecs);
iLock.Wait();
if (iSubscriptions.size() == 0) {
iShutdownSem.Wait(); // consume shutdown signal now the map is non-empty
}
Brn sid2(subscriptionDv->Sid());
Subscription* subscription = new Subscription(aSubscription, subscriptionDv);
iSubscriptions.insert(std::pair<Brn,Subscription*>(sid2, subscription));
iDeviceCp->AddRef();
iLock.Signal();
DviService* service = iDeviceDv.ServiceReference(aSubscription.ServiceType());
ASSERT(service != NULL);
service->AddSubscription(subscriptionDv);
service->RemoveRef();
return durationSecs;
}
void DviSessionUpnp::Subscribe()
{
LOG(kDvEvent, "Subscription request from ");
iHeaderCallback.Log();
LOG(kDvEvent, "\n");
if (iHeaderSid.Received()) {
Renew();
return;
}
if (!iHeaderCallback.Received() || !iHeaderNt.Received() || !iHeaderTimeout.Received()) {
Error(HttpStatus::kPreconditionFailed);
}
DviDevice* device;
DviService* service;
ParseRequestUri(DviProtocolUpnp::kEventUrlTail, &device, &service);
if (device == NULL || service == NULL) {
Error(HttpStatus::kPreconditionFailed);
}
TUint duration = iHeaderTimeout.Timeout();
Brh sid;
device->CreateSid(sid);
SubscriptionDataUpnp* data = new SubscriptionDataUpnp(iHeaderCallback.Endpoint(), iHeaderCallback.Uri());
DviSubscription* subscription = new DviSubscription(*device, *iPropertyWriterFactory, data, sid, duration);
iPropertyWriterFactory->SubscriptionAdded(*subscription);
DviSubscriptionManager::AddSubscription(*subscription);
if (iHeaderExpect.Continue()) {
iWriterResponse->WriteStatus(HttpStatus::kContinue, Http::eHttp11);
iWriterResponse->WriteFlush();
}
// respond to subscription request
iResponseStarted = true;
iWriterResponse->WriteStatus(HttpStatus::kOk, Http::eHttp11);
WriteServerHeader(*iWriterResponse);
IWriterAscii& writerSid = iWriterResponse->WriteHeaderField(HeaderSid::kHeaderSid);
writerSid.Write(HeaderSid::kFieldSidPrefix);
writerSid.Write(subscription->Sid());
writerSid.WriteFlush();
IWriterAscii& writerTimeout = iWriterResponse->WriteHeaderField(HeaderTimeout::kHeaderTimeout);
writerTimeout.Write(HeaderTimeout::kFieldTimeoutPrefix);
writerTimeout.WriteUint(duration);
writerTimeout.WriteFlush();
iWriterResponse->WriteHeader(Http::kHeaderConnection, Http::kConnectionClose);
iWriterResponse->WriteFlush();
iResponseEnded = true;
LOG(kDvEvent, "Subscription complete for ");
iHeaderCallback.Log();
LOG(kDvEvent, ", sid is ");
LOG(kDvEvent, subscription->Sid());
LOG(kDvEvent, "\n");
// Start subscription, prompting delivery of the first update (covering all state variables)
service->AddSubscription(subscription);
}
void DviSubscription::Remove()
{
iLock.Wait();
DviService* service = iService;
if (service != NULL) {
service->AddRef();
}
iLock.Signal();
if (service != NULL) {
service->RemoveSubscription(iSid);
service->RemoveRef();
}
}
void SuiteMsearch::Test()
{
DviDevice* device = new DviDeviceStandard(iDvStack, gNameDevice1);
iDevices[0] = device;
device->SetAttribute("Upnp.Domain", "upnp.org");
device->SetAttribute("Upnp.Type", "test1");
device->SetAttribute("Upnp.Version", "1");
AddService(device, new DviService(iDvStack, "upnp.org", "service1", 1));
AddService(device, new DviService(iDvStack, "openhome.org", "service2", 3));
AddService(device, new DviService(iDvStack, "upnp.org", "service3", 1));
DviService* service = new DviService(iDvStack, "upnp.org", "service1", 1);
TEST_THROWS(device->AddService(service), AssertionFailed);
service->RemoveRef();
device->SetEnabled();
service = new DviService(iDvStack, "upnp.org", "service4", 1);
TEST_THROWS(device->AddService(service), AssertionFailed);
service->RemoveRef();
device = new DviDeviceStandard(iDvStack, gNameDevice2);
iDevices[1] = device;
device->SetAttribute("Upnp.Domain", "openhome.org");
device->SetAttribute("Upnp.Type", "test2");
device->SetAttribute("Upnp.Version", "2");
AddService(device, new DviService(iDvStack, "openhome.org", "service4", 2));
AddService(device, new DviService(iDvStack, "openhome.org", "service5", 1));
device = new DviDeviceStandard(iDvStack, gNameDevice2Embedded1);
iDevices[1]->AddDevice(device);
device->SetAttribute("Upnp.Domain", "openhome.org");
device->SetAttribute("Upnp.Type", "test3");
device->SetAttribute("Upnp.Version", "1");
AddService(device, new DviService(iDvStack, "upnp.org", "service1", 1));
AddService(device, new DviService(iDvStack, "openhome.org", "service6", 1));
AddService(device, new DviService(iDvStack, "openhome.org", "service2", 3));
service = new DviService(iDvStack, "openhome.org", "service5", 1);
TEST_THROWS(device->AddService(service), AssertionFailed);
service->RemoveRef();
iDevices[1]->SetEnabled();
device->SetEnabled();
device = new DviDeviceStandard(iDvStack, kNameDummy);
TEST_THROWS(iDevices[1]->AddDevice(device), AssertionFailed);
device->Destroy();
//Wait(); // allow time for initial annoucements to be delivered
TestMsearchAll();
TestMsearchRoot();
TestMsearchUuid();
TestMsearchDeviceType();
TestMsearchServiceType();
}
void CpiDeviceDv::InvokeAction(Invocation& aInvocation)
{
const OpenHome::Net::ServiceType& serviceType = aInvocation.ServiceType();
DviService* service = iDeviceDv.ServiceReference(serviceType);
if (service == NULL) {
const HttpStatus& err = HttpStatus::kNotFound;
aInvocation.SetError(Error::eUpnp, err.Code(), err.Reason());
}
else {
InvocationDv stream(aInvocation, *service);
stream.Start();
service->RemoveRef();
}
aInvocation.SignalCompleted();
}
void CpiDeviceDv::Invocable::InvokeAction(Invocation& aInvocation)
{
const OpenHome::Net::ServiceType& serviceType = aInvocation.ServiceType();
DviService* service = iDevice.iDeviceDv.ServiceReference(serviceType);
if (service == NULL) {
LOG2(kCpDeviceDv, kError, "CpiDeviceDv::Invocable::InvokeAction failed lookup for service %.*s:%.*s:%u\n",
PBUF(serviceType.Domain()), PBUF(serviceType.Name()), serviceType.Version());
const HttpStatus& err = HttpStatus::kNotFound;
aInvocation.SetError(Error::eUpnp, err.Code(), err.Reason());
}
else {
InvocationDv stream(aInvocation, *service);
stream.Start();
service->RemoveRef();
}
}
DviService* DviDevice::ServiceReference(const ServiceType& aServiceType)
{
DviService* service = NULL;
iServiceLock.Wait();
const Brx& fullNameUpnp = aServiceType.FullNameUpnp();
const TUint count = (TUint)iServices.size();
for (TUint i=0; i<count; i++) {
DviService* s = iServices[i];
if (s->ServiceType().FullNameUpnp() == fullNameUpnp) {
s->AddRef();
service = s;
break;
}
}
iServiceLock.Signal();
return service;
}
void CpiDeviceDv::Unsubscribe(CpiSubscription& aSubscription, const Brx& aSid)
{
iLock.Wait();
Brn sid(aSid);
SubscriptionMap::iterator it = iSubscriptions.find(sid);
if (it == iSubscriptions.end()) {
iLock.Signal();
return;
}
Subscription* subscription = it->second;
iLock.Signal();
DviService* service = iDeviceDv.ServiceReference(aSubscription.ServiceType());
if (service != NULL) {
service->RemoveSubscription(aSid);
service->RemoveRef();
}
subscription->iCp = NULL;
subscription->iDv->RemoveRef();
// can't safely access subscription now - RemoveRef() above may have resulted in it being deleted
}
void DviSessionUpnp::Unsubscribe()
{
LOG(kDvEvent, "Unsubscribe request: ");
LOG(kDvEvent, iHeaderSid.Sid());
LOG(kDvEvent, "\n");
if (!iHeaderSid.Received()) {
LOG2(kDvEvent, kError, "Unsubscribe failed - no sid\n");
Error(HttpStatus::kPreconditionFailed);
}
DviDevice* device;
DviService* service;
ParseRequestUri(DviProtocolUpnp::kEventUrlTail, &device, &service);
if (device == NULL || service == NULL) {
LOG2(kDvEvent, kError, "Unsubscribe failed - device=%p, service=%p\n", device, service);
Error(HttpStatus::kPreconditionFailed);
}
DviSubscription* subscription = DviSubscriptionManager::Find(iHeaderSid.Sid());
if (subscription == NULL) {
LOG2(kDvEvent, kError, "Unsubscribe failed - couldn't match sid ");
LOG2(kDvEvent, kError, iHeaderSid.Sid());
LOG2(kDvEvent, kError, "\n");
Error(HttpStatus::kPreconditionFailed);
}
service->RemoveSubscription(iHeaderSid.Sid());
if (iHeaderExpect.Continue()) {
iWriterResponse->WriteStatus(HttpStatus::kContinue, Http::eHttp11);
iWriterResponse->WriteFlush();
}
iResponseStarted = true;
iWriterResponse->WriteStatus(HttpStatus::kOk, Http::eHttp11);
iWriterResponse->WriteHeader(Http::kHeaderConnection, Http::kConnectionClose);
iWriterResponse->WriteFlush();
iResponseEnded = true;
LOG(kDvEvent, "Unsubscribe complete: ");
LOG(kDvEvent, iHeaderSid.Sid());
LOG(kDvEvent, "\n");
}
void DviProviderSubscriptionLongPoll::Subscribe(IDvInvocation& aInvocation, const Brx& aClientId, const Brx& aUdn, const Brx& aService, TUint aRequestedDuration,
IDvInvocationResponseString& aSid, IDvInvocationResponseUint& aDuration)
{
if (aRequestedDuration > kTimeoutLongPollSecs) {
aRequestedDuration = kTimeoutLongPollSecs;
}
DviDevice* device = iDvStack.DeviceMap().Find(aUdn);
if (device == NULL) {
aInvocation.Error(kErrorCodeBadDevice, kErrorDescBadDevice);
}
DviService* service = NULL;
const TUint serviceCount = device->ServiceCount();
for (TUint i=0; i<serviceCount; i++) {
DviService* s = &device->Service(i);
if (s->ServiceType().PathUpnp() == aService) {
service = s;
break;
}
}
if (service == NULL) {
aInvocation.Error(kErrorCodeBadService, kErrorDescBadService);
}
Brh sid;
device->CreateSid(sid);
TUint timeout = aRequestedDuration;
DviSubscription* subscription = new DviSubscription(iDvStack, *device, iPropertyUpdateCollection, NULL, sid, timeout);
aInvocation.StartResponse();
aSid.Write(subscription->Sid());
aSid.WriteFlush();
aDuration.Write(timeout);
aInvocation.EndResponse();
// Start subscription, prompting availability of the first update (covering all state variables)
iPropertyUpdateCollection.AddSubscription(aClientId, subscription);
iDvStack.SubscriptionManager().AddSubscription(*subscription);
service->AddSubscription(subscription);
}
TBool DviSessionLpec::SubscriptionData::Matches(DviDevice& aDevice, DviService& aService) const
{
return (iDevice->Udn() == aDevice.Udn() && iService->ServiceType().FullName() == aService.ServiceType().FullName());
}
