From 6bf0a5cb5034a7e684dcc3500e841785237ce2dd Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 19:32:43 +0200
Subject: Adding upstream version 1:115.7.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 netwerk/socket/nsNamedPipeService.h | 67 +++++++++++++++++++++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100644 netwerk/socket/nsNamedPipeService.h

(limited to 'netwerk/socket/nsNamedPipeService.h')

diff --git a/netwerk/socket/nsNamedPipeService.h b/netwerk/socket/nsNamedPipeService.h
new file mode 100644
index 0000000000..cbe6ff9631
--- /dev/null
+++ b/netwerk/socket/nsNamedPipeService.h
@@ -0,0 +1,67 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* 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 mozilla_netwerk_socket_nsNamedPipeService_h
+#define mozilla_netwerk_socket_nsNamedPipeService_h
+
+#include <windows.h>
+#include "mozilla/Atomics.h"
+#include "mozilla/Mutex.h"
+#include "nsINamedPipeService.h"
+#include "nsIObserver.h"
+#include "nsIRunnable.h"
+#include "nsIThread.h"
+#include "nsTArray.h"
+#include "mozilla/StaticPtr.h"
+
+namespace mozilla {
+namespace net {
+
+class NamedPipeService final : public nsINamedPipeService,
+                               public nsIObserver,
+                               public nsIRunnable {
+ public:
+  NS_DECL_THREADSAFE_ISUPPORTS
+  NS_DECL_NSINAMEDPIPESERVICE
+  NS_DECL_NSIOBSERVER
+  NS_DECL_NSIRUNNABLE
+
+  static already_AddRefed<nsINamedPipeService> GetOrCreate();
+
+ private:
+  explicit NamedPipeService();
+  virtual ~NamedPipeService() = default;
+
+  nsresult Init();
+
+  void Shutdown();
+  void RemoveRetiredObjects();
+
+  HANDLE mIocp;  // native handle to the I/O completion port.
+  Atomic<bool>
+      mIsShutdown;  // set to true to stop the event loop running by mThread.
+  nsCOMPtr<nsIThread> mThread;  // worker thread to get I/O events.
+
+  /**
+   * The observers is maintained in |mObservers| to ensure valid life-cycle.
+   * We don't remove the handle and corresponding observer directly, instead
+   * the handle and observer into a "retired" list and close/remove them in
+   * the worker thread to avoid a race condition that might happen between
+   * |CloseHandle()| and |GetQueuedCompletionStatus()|.
+   */
+  Mutex mLock MOZ_UNANNOTATED;
+  nsTArray<nsCOMPtr<nsINamedPipeDataObserver>>
+      mObservers;  // protected by mLock
+  nsTArray<nsCOMPtr<nsINamedPipeDataObserver>>
+      mRetiredObservers;             // protected by mLock
+  nsTArray<HANDLE> mRetiredHandles;  // protected by mLock
+
+  static StaticRefPtr<NamedPipeService> gSingleton;
+};
+
+}  // namespace net
+}  // namespace mozilla
+
+#endif  // mozilla_netwerk_socket_nsNamedPipeService_h
-- 
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