public IOThread(Ctx ctx, int tid)
: base(ctx, tid)
{
m_name = "iothread-" + tid;
m_poller = new Poller(m_name);
m_mailbox = new Mailbox(m_name);
m_mailboxHandle = m_mailbox.FD;
m_poller.AddFD (m_mailboxHandle, this);
m_poller.SetPollin (m_mailboxHandle);
}
public Reaper(Ctx ctx, int tid)
: base(ctx, tid)
{
m_sockets = 0;
m_terminating = false;
m_name = "reaper-" + tid;
m_poller = new Poller(m_name);
mailbox = new Mailbox(m_name);
m_mailboxHandle = mailbox.FD;
m_poller.AddFD (m_mailboxHandle, this);
m_poller.SetPollin (m_mailboxHandle);
}
// Using this function reaper thread ask the socket to register with
// its poller.
public void StartReaping(Poller poller)
{
// Plug the socket to the reaper thread.
m_poller = poller;
m_handle = m_mailbox.FD;
m_poller.AddFD(m_handle, this);
m_poller.SetPollin(m_handle);
// Initialise the termination and check whether it can be deallocated
// immediately.
Terminate();
CheckDestroy();
}
// When migrating an object from one I/O thread to another, first
// unplug it, then migrate it, then plug it to the new thread.
public void Plug(IOThread ioThread)
{
Debug.Assert(ioThread != null);
Debug.Assert(m_poller == null);
// Retrieve the poller from the thread we are running in.
m_poller = ioThread.GetPoller ();
}
public void Unplug()
{
Debug.Assert(m_poller != null);
// Forget about old poller in preparation to be migrated
// to a different I/O thread.
m_poller = null;
m_handler = null;
}