mirror of
https://github.com/mozilla/gecko-dev.git
synced 2025-11-04 10:18:41 +02:00
67 lines
2.1 KiB
C++
67 lines
2.1 KiB
C++
/* -*- 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
|