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
--- /dev/null
+++ 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__