# error You need Solaris 10 or later to make use of this code.
#endif
-#include <vector>
-#include <string>
-#include <map>
#include "inspircd.h"
-#include "socketengine.h"
#include <port.h>
#include <iostream>
#include <ulimit.h>
/** A specialisation of the SocketEngine class, designed to use solaris 10 I/O completion ports
*/
-class PortsEngine : public SocketEngine
+namespace
{
-private:
/** These are used by ports to hold socket events
*/
- std::vector<port_event_t> events;
+ std::vector<port_event_t> events(16);
int EngineHandle;
-public:
- /** Create a new PortsEngine
- */
- PortsEngine();
- /** Delete a PortsEngine
- */
- virtual ~PortsEngine();
- 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();
- virtual std::string GetName();
-};
-
-PortsEngine::PortsEngine() : events(1)
+}
+
+/** Initialize ports engine
+ */
+void SocketEngine::Init()
{
- int max = ulimit(4, 0);
- if (max > 0)
- {
- MAX_DESCRIPTORS = max;
- }
- else
- {
- ServerInstance->Logs->Log("SOCKET", LOG_DEFAULT, "ERROR: Can't determine maximum number of open sockets!");
- std::cout << "ERROR: Can't determine maximum number of open sockets!" << std::endl;
- ServerInstance->QuickExit(EXIT_STATUS_SOCKETENGINE);
- }
+ // MAX_DESCRIPTORS is mainly used for display purposes, no problem if ulimit() fails and returns a negative number
+ MAX_DESCRIPTORS = ulimit(4, 0);
+
EngineHandle = port_create();
if (EngineHandle == -1)
std::cout << "ERROR: This is a fatal error, exiting now." << std::endl;
ServerInstance->QuickExit(EXIT_STATUS_SOCKETENGINE);
}
- CurrentSetSize = 0;
}
-PortsEngine::~PortsEngine()
+/** Shutdown the ports engine
+ */
+void SocketEngine::Deinit()
+{
+ SocketEngine::Close(EngineHandle);
+}
+
+void SocketEngine::RecoverFromFork()
{
- this->Close(EngineHandle);
}
static int mask_to_events(int event_mask)
return rv;
}
-bool PortsEngine::AddFd(EventHandler* eh, int event_mask)
+bool SocketEngine::AddFd(EventHandler* eh, int event_mask)
{
int fd = eh->GetFd();
- if ((fd < 0) || (fd > GetMaxFds() - 1))
+ if (fd < 0)
return false;
- if (!SocketEngine::AddFd(eh))
+ if (!SocketEngine::AddFdRef(eh))
return false;
- SocketEngine::SetEventMask(eh, event_mask);
+ eh->SetEventMask(event_mask);
port_associate(EngineHandle, PORT_SOURCE_FD, fd, mask_to_events(event_mask), eh);
ServerInstance->Logs->Log("SOCKET", LOG_DEBUG, "New file descriptor: %d", fd);
- CurrentSetSize++;
ResizeDouble(events);
return true;
}
-void PortsEngine::OnSetEvent(EventHandler* eh, int old_mask, int new_mask)
+void SocketEngine::OnSetEvent(EventHandler* eh, int old_mask, int new_mask)
{
if (mask_to_events(new_mask) != mask_to_events(old_mask))
port_associate(EngineHandle, PORT_SOURCE_FD, eh->GetFd(), mask_to_events(new_mask), eh);
}
-void PortsEngine::DelFd(EventHandler* eh)
+void SocketEngine::DelFd(EventHandler* eh)
{
int fd = eh->GetFd();
- if ((fd < 0) || (fd > GetMaxFds() - 1))
+ if (fd < 0)
return;
port_dissociate(EngineHandle, PORT_SOURCE_FD, fd);
- CurrentSetSize--;
- SocketEngine::DelFd(eh);
+ SocketEngine::DelFdRef(eh);
ServerInstance->Logs->Log("SOCKET", LOG_DEBUG, "Remove file descriptor: %d", fd);
}
-int PortsEngine::DispatchEvents()
+int SocketEngine::DispatchEvents()
{
struct timespec poll_time;
if (ret == -1)
return -1;
- TotalEvents += nget;
+ stats.TotalEvents += nget;
unsigned int i;
for (i = 0; i < nget; i++)
// Copy these in case the vector gets resized and ev invalidated
const int fd = ev.portev_object;
const int portev_events = ev.portev_events;
- EventHandler* eh = GetRef(fd);
- if (!eh)
+ EventHandler* eh = static_cast<EventHandler*>(ev.portev_user);
+ if (eh->GetFd() < 0)
continue;
int mask = eh->GetEventMask();
if (portev_events & POLLRDNORM)
mask &= ~FD_READ_WILL_BLOCK;
// reinsert port for next time around, pretending to be one-shot for writes
- SetEventMask(eh, mask);
+ eh->SetEventMask(mask);
port_associate(EngineHandle, PORT_SOURCE_FD, fd, mask_to_events(mask), eh);
if (portev_events & POLLRDNORM)
{
- ReadEvents++;
+ stats.ReadEvents++;
eh->HandleEvent(EVENT_READ);
if (eh != GetRef(fd))
continue;
}
if (portev_events & POLLWRNORM)
{
- WriteEvents++;
+ stats.WriteEvents++;
eh->HandleEvent(EVENT_WRITE);
}
}
return (int)i;
}
-
-std::string PortsEngine::GetName()
-{
- return "ports";
-}
-
-SocketEngine* CreateSocketEngine()
-{
- return new PortsEngine;
-}