diff options
Diffstat (limited to 'include/threadengine.h')
-rw-r--r-- | include/threadengine.h | 111 |
1 files changed, 105 insertions, 6 deletions
diff --git a/include/threadengine.h b/include/threadengine.h index 27060ebe9..d7eaaef69 100644 --- a/include/threadengine.h +++ b/include/threadengine.h @@ -30,6 +30,15 @@ class CoreExport Thread : public Extensible /** Set to true when the thread is to exit */ bool ExitFlag; +// TODO protected: + public: + /** Get thread's current exit status. + * (are we being asked to exit?) + */ + bool GetExitFlag() + { + return ExitFlag; + } public: /** Opaque thread state managed by threading engine */ @@ -60,18 +69,108 @@ class CoreExport Thread : public Extensible /** Signal the thread to exit gracefully. */ - void SetExitFlag(bool value) + virtual void SetExitFlag() { - ExitFlag = value; + ExitFlag = true; } +}; - /** Get thread's current exit status. - * (are we being asked to exit?) + +class CoreExport QueuedThread : public Thread +{ + ThreadQueueData queue; + protected: + /** Waits for an enqueue operation to complete + * You MUST hold the queue lock when you call this. + * It will be unlocked while you wait, and will be relocked + * before the function returns */ - bool GetExitFlag() + void WaitForQueue() { - return ExitFlag; + queue.Wait(); + } + public: + /** Lock queue. + */ + void LockQueue() + { + queue.Lock(); + } + /** Unlock queue. + */ + void UnlockQueue() + { + queue.Unlock(); + } + /** Unlock queue and wake up worker + */ + void UnlockQueueWakeup() + { + queue.Wakeup(); + queue.Unlock(); + } + virtual void SetExitFlag() + { + queue.Lock(); + Thread::SetExitFlag(); + queue.Wakeup(); + queue.Unlock(); + } +}; + +class CoreExport SocketThread : public Thread +{ + ThreadQueueData queue; + ThreadSignalData signal; + protected: + /** Waits for an enqueue operation to complete + * You MUST hold the queue lock when you call this. + * It will be unlocked while you wait, and will be relocked + * before the function returns + */ + void WaitForQueue() + { + queue.Wait(); + } + /** Notifies parent by making the SignalFD ready to read + * No requirements on locking + */ + void NotifyParent(); + public: + SocketThread(InspIRCd* SI); + virtual ~SocketThread(); + /** Lock queue. + */ + void LockQueue() + { + queue.Lock(); + } + /** Unlock queue. + */ + void UnlockQueue() + { + queue.Unlock(); + } + /** Unlock queue and send wakeup to worker + */ + void UnlockQueueWakeup() + { + queue.Wakeup(); + queue.Unlock(); + } + virtual void SetExitFlag() + { + queue.Lock(); + Thread::SetExitFlag(); + queue.Wakeup(); + queue.Unlock(); } + + /** + * Called in the context of the parent thread after a notification + * has passed through the socket + */ + virtual void OnNotify() = 0; }; #endif |