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-rw-r--r--xpcom/threads/nsThreadPool.h68
1 files changed, 68 insertions, 0 deletions
diff --git a/xpcom/threads/nsThreadPool.h b/xpcom/threads/nsThreadPool.h
new file mode 100644
index 0000000000..b10a2f5265
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+++ b/xpcom/threads/nsThreadPool.h
@@ -0,0 +1,68 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef nsThreadPool_h__
+#define nsThreadPool_h__
+
+#include "nsIThreadPool.h"
+#include "nsIRunnable.h"
+#include "nsCOMArray.h"
+#include "nsCOMPtr.h"
+#include "nsThreadUtils.h"
+#include "mozilla/Atomics.h"
+#include "mozilla/AlreadyAddRefed.h"
+#include "mozilla/CondVar.h"
+#include "mozilla/EventQueue.h"
+#include "mozilla/Mutex.h"
+
+class nsIThread;
+
+class nsThreadPool final : public mozilla::Runnable, public nsIThreadPool {
+ public:
+ NS_DECL_ISUPPORTS_INHERITED
+ NS_DECL_NSIEVENTTARGET_FULL
+ NS_DECL_NSITHREADPOOL
+ NS_DECL_NSIRUNNABLE
+
+ nsThreadPool();
+
+ static void InitTLS();
+ static nsThreadPool* GetCurrentThreadPool();
+
+ private:
+ ~nsThreadPool();
+
+ void ShutdownThread(nsIThread* aThread);
+ nsresult PutEvent(nsIRunnable* aEvent);
+ nsresult PutEvent(already_AddRefed<nsIRunnable> aEvent, uint32_t aFlags);
+
+ mozilla::Mutex mMutex;
+ nsCOMArray<nsIThread> mThreads MOZ_GUARDED_BY(mMutex);
+ mozilla::CondVar mEventsAvailable MOZ_GUARDED_BY(mMutex);
+ mozilla::EventQueue mEvents MOZ_GUARDED_BY(mMutex);
+ uint32_t mThreadLimit MOZ_GUARDED_BY(mMutex);
+ uint32_t mIdleThreadLimit MOZ_GUARDED_BY(mMutex);
+ uint32_t mIdleThreadTimeout MOZ_GUARDED_BY(mMutex);
+ uint32_t mIdleCount MOZ_GUARDED_BY(mMutex);
+ nsIThread::QoSPriority mQoSPriority MOZ_GUARDED_BY(mMutex);
+ uint32_t mStackSize MOZ_GUARDED_BY(mMutex);
+ nsCOMPtr<nsIThreadPoolListener> mListener MOZ_GUARDED_BY(mMutex);
+ mozilla::Atomic<bool, mozilla::Relaxed> mShutdown;
+ bool mRegressiveMaxIdleTime MOZ_GUARDED_BY(mMutex);
+ mozilla::Atomic<bool, mozilla::Relaxed> mIsAPoolThreadFree;
+ // set once before we start threads
+ nsCString mName MOZ_GUARDED_BY(mMutex);
+ nsThreadPoolNaming mThreadNaming; // all data inside this is atomic
+};
+
+#define NS_THREADPOOL_CID \
+ { /* 547ec2a8-315e-4ec4-888e-6e4264fe90eb */ \
+ 0x547ec2a8, 0x315e, 0x4ec4, { \
+ 0x88, 0x8e, 0x6e, 0x42, 0x64, 0xfe, 0x90, 0xeb \
+ } \
+ }
+
+#endif // nsThreadPool_h__