/*----------------------------------------------------------------------
| PLT_SsdpAnnounceInterfaceIterator class
+---------------------------------------------------------------------*/
NPT_Result
PLT_SsdpAnnounceInterfaceIterator::operator()(NPT_NetworkInterface*& net_if) const
{
// don't use this interface address if it's not broadcast capable
if (m_Broadcast && !(net_if->GetFlags() & NPT_NETWORK_INTERFACE_FLAG_BROADCAST)) {
return NPT_FAILURE;
}
NPT_List<NPT_NetworkInterfaceAddress>::Iterator niaddr =
net_if->GetAddresses().GetFirstItem();
if (!niaddr) return NPT_FAILURE;
// Remove disconnected interfaces
NPT_IpAddress addr = (*niaddr).GetPrimaryAddress();
if (!addr.ToString().Compare("0.0.0.0")) return NPT_FAILURE;
if (!m_Broadcast &&
!(net_if->GetFlags() & NPT_NETWORK_INTERFACE_FLAG_MULTICAST) &&
!(net_if->GetFlags() & NPT_NETWORK_INTERFACE_FLAG_LOOPBACK)) {
NPT_LOG_INFO_2("Not a valid interface: %s (flags: %d)",
(const char*)addr.ToString(), net_if->GetFlags());
return NPT_FAILURE;
}
NPT_HttpUrl url;
NPT_UdpMulticastSocket multicast_socket;
NPT_UdpSocket broadcast_socket;
NPT_UdpSocket* socket;
if (m_Broadcast) {
url = NPT_HttpUrl((*niaddr).GetBroadcastAddress().ToString(), 1900, "*");
socket = &broadcast_socket;
} else {
url = NPT_HttpUrl("239.255.255.250", 1900, "*");
NPT_CHECK_SEVERE(multicast_socket.SetInterface(addr));
socket = &multicast_socket;
multicast_socket.SetTimeToLive(PLT_Constants::GetInstance().GetAnnounceMulticastTimeToLive());
}
NPT_HttpRequest req(url, "NOTIFY", NPT_HTTP_PROTOCOL_1_1);
PLT_HttpHelper::SetHost(req, "239.255.255.250:1900");
// Location header valid only for ssdp:alive or ssdp:update messages
if (m_Type != PLT_ANNOUNCETYPE_BYEBYE) {
PLT_UPnPMessageHelper::SetLocation(req, m_Device->GetDescriptionUrl(addr.ToString()));
}
NPT_CHECK_SEVERE(m_Device->Announce(req, *socket, m_Type));
#if defined(PLATINUM_UPNP_SPECS_STRICT)
// delay alive only as we don't want to delay when stopping
if (m_Type != PLT_ANNOUNCETYPE_BYEBYE) {
NPT_System::Sleep(NPT_TimeInterval(PLT_DLNA_SSDP_DELAY_GROUP));
}
NPT_CHECK_SEVERE(m_Device->Announce(req, *socket, m_Type));
#endif
return NPT_SUCCESS;
}
/*----------------------------------------------------------------------
| PLT_HttpServer::Start
+---------------------------------------------------------------------*/
NPT_Result
PLT_HttpServer::Start()
{
NPT_Result res = NPT_FAILURE;
// we can't restart an aborted server
if (m_Aborted) return NPT_ERROR_INVALID_STATE;
// if we're given a port for our http server, try it
if (m_Port) {
res = SetListenPort(m_Port, m_ReuseAddress);
// return right away if failed and not allowed to try again randomly
if (NPT_FAILED(res) && !m_AllowRandomPortOnBindFailure) {
NPT_CHECK_SEVERE(res);
}
}
// try random port now
if (!m_Port || NPT_FAILED(res)) {
int retries = 100;
do {
int random = NPT_System::GetRandomInteger();
int port = (unsigned short)(1024 + (random % 1024));
if (NPT_SUCCEEDED(SetListenPort(port, m_ReuseAddress))) {
break;
}
} while (--retries > 0);
if (retries == 0) NPT_CHECK_SEVERE(NPT_FAILURE);
}
// keep track of port server has successfully bound
m_Port = m_BoundPort;
// Tell server to try to listen to more incoming sockets
// (this could fail silently)
if (m_TaskManager->GetMaxTasks() > 20) {
m_Socket.Listen(m_TaskManager->GetMaxTasks());
}
// start a task to listen for incoming connections
// and keep it around so we can abort the server
m_HttpListenTask = new PLT_HttpListenTask(this, &m_Socket, false);
m_TaskManager->StartTask(m_HttpListenTask, NULL, false);
NPT_SocketInfo info;
m_Socket.GetInfo(info);
NPT_LOG_INFO_2("HttpServer listening on %s:%d",
(const char*)info.local_address.GetIpAddress().ToString(),
m_Port);
return NPT_SUCCESS;
}
NPT_Result TaskGroup::wait(NPT_Timeout timeout)
{
NPT_Result nr;
{
WriteLocker locker(m_stateLock);
if (m_state != State_Stopping) {
return NPT_ERROR_INVALID_STATE;
}
}
if (timeout == NPT_TIMEOUT_INFINITE) {
/*for (NPT_Ordinal i = 0; i < m_threadList.GetItemCount(); i++) {
TaskThread *thread = *m_threadList.GetItem(i);
thread->Wait();
delete thread;
}
m_threadList.Clear();*/
NPT_LOG_INFO_2("TaskGroup %p waiting for %d threads", this, m_threadList.GetItemCount());
while (m_threadList.GetItemCount() > 0) {
NPT_Cardinal count = m_threadList.GetItemCount();
for (NPT_Ordinal i = 0; i < count; ) {
NPT_List<TaskThread*>::Iterator it = m_threadList.GetItem(i);
TaskThread *thread = *it;
NPT_LOG_INFO_2("TaskGroup %p waiting for thread %p", this, thread);
if (NPT_SUCCEEDED(thread->Wait(3000))) {
NPT_LOG_INFO_2("TaskGroup %p waited thread %p, fine!", this, thread);
delete thread;
m_threadList.Erase(it);
count--;
} else {
NPT_LOG_INFO_2("TaskGroup %p thread %p still pending, continue", this, thread);
i++;
}
}
}
} else {
NPT_Timeout waitTick = 10;
if (waitTick > timeout) {
waitTick = timeout;
}
NPT_TimeStamp ts1, ts2;
NPT_Timeout totalTick = 0;
while (m_threadList.GetItemCount() != 0 && timeout >= totalTick) {
NPT_Cardinal count = m_threadList.GetItemCount();
NPT_Ordinal i = 0;
while (i < count) {
NPT_List<TaskThread*>::Iterator it = m_threadList.GetItem(i);
TaskThread *thread = *it;
NPT_System::GetCurrentTimeStamp(ts1);
nr = thread->Wait(waitTick);
NPT_System::GetCurrentTimeStamp(ts2);
totalTick += (ts2 - ts1).ToMillis();
if (NPT_SUCCEEDED(nr)) {
m_threadList.Erase(it);
delete thread;
--count;
} else {
i++;
}
if (timeout >= totalTick) {
NPT_Timeout remainTick = timeout - totalTick;
if (waitTick > remainTick) {
waitTick = remainTick;
}
} else {
waitTick = 0;
}
}
}
}
if (m_threadList.GetItemCount() == 0) {
m_state = State_Stopped;
}
return m_threadList.GetItemCount() == 0 ? NPT_SUCCESS : NPT_ERROR_TIMEOUT;
}