/** A specialisation of the SocketEngine class, designed to use linux 2.6 epoll().
*/
-class EPollEngine : public SocketEngine
+namespace
{
-private:
- /** These are used by epoll() to hold socket events
- */
- std::vector<struct epoll_event> events;
int EngineHandle;
-public:
- /** Create a new EPollEngine
- */
- EPollEngine();
- /** Delete an EPollEngine
+
+ /** These are used by epoll() to hold socket events
*/
- virtual ~EPollEngine();
- virtual bool AddFd(EventHandler* eh, int event_mask);
- virtual void OnSetEvent(EventHandler* eh, int old_mask, int new_mask);
- virtual void DelFd(EventHandler* eh);
- virtual int DispatchEvents();
-};
+ std::vector<struct epoll_event> events(1);
+}
-EPollEngine::EPollEngine() : events(1)
+void SocketEngine::Init()
{
int max = ulimit(4, 0);
if (max > 0)
}
}
-EPollEngine::~EPollEngine()
+void SocketEngine::RecoverFromFork()
{
- this->Close(EngineHandle);
+}
+
+void SocketEngine::Deinit()
+{
+ Close(EngineHandle);
}
static unsigned mask_to_epoll(int event_mask)
return rv;
}
-bool EPollEngine::AddFd(EventHandler* eh, int event_mask)
+bool SocketEngine::AddFd(EventHandler* eh, int event_mask)
{
int fd = eh->GetFd();
if ((fd < 0) || (fd > GetMaxFds() - 1))
ServerInstance->Logs->Log("SOCKET", LOG_DEBUG, "New file descriptor: %d", fd);
- SocketEngine::SetEventMask(eh, event_mask);
+ eh->SetEventMask(event_mask);
ResizeDouble(events);
return true;
}
-void EPollEngine::OnSetEvent(EventHandler* eh, int old_mask, int new_mask)
+void SocketEngine::OnSetEvent(EventHandler* eh, int old_mask, int new_mask)
{
unsigned old_events = mask_to_epoll(old_mask);
unsigned new_events = mask_to_epoll(new_mask);
}
}
-void EPollEngine::DelFd(EventHandler* eh)
+void SocketEngine::DelFd(EventHandler* eh)
{
int fd = eh->GetFd();
if ((fd < 0) || (fd > GetMaxFds() - 1))
ServerInstance->Logs->Log("SOCKET", LOG_DEBUG, "Remove file descriptor: %d", fd);
}
-int EPollEngine::DispatchEvents()
+int SocketEngine::DispatchEvents()
{
int i = epoll_wait(EngineHandle, &events[0], events.size(), 1000);
ServerInstance->UpdateTime();
mask = nm;
}
}
- SetEventMask(eh, mask);
+ eh->SetEventMask(mask);
if (ev.events & EPOLLIN)
{
stats.ReadEvents++;
return i;
}
-
-SocketEngine* CreateSocketEngine()
-{
- return new EPollEngine;
-}