RemoteWorkerControllerParent.h

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/* -*- 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 mozilla_dom_remoteworkercontrollerparent_h__

#define mozilla_dom_remoteworkercontrollerparent_h__

#include <functional>

#include "nsISupportsImpl.h"

#include "RemoteWorkerController.h"

#include "mozilla/RefPtr.h"

#include "mozilla/dom/PRemoteWorkerControllerParent.h"

namespace mozilla::dom {

/**

 * PBackground-resident proxy used by ServiceWorkerManager because canonical

 * ServiceWorkerManager state exists on the parent process main thread but the

 * RemoteWorkerController API is used from the parent process PBackground

 * thread.

*/

class RemoteWorkerControllerParent final : public PRemoteWorkerControllerParent,

                                           public RemoteWorkerObserver {

  friend class PRemoteWorkerControllerParent;

 public:

  NS_INLINE_DECL_REFCOUNTING(RemoteWorkerControllerParent, override)

  explicit RemoteWorkerControllerParent(

      const RemoteWorkerData& aRemoteWorkerData);

  // Returns the corresponding RemoteWorkerParent (if any).

  RefPtr<RemoteWorkerParent> GetRemoteWorkerParent() const;

  void MaybeSendSetServiceWorkerSkipWaitingFlag(

      std::function<void(bool)>&& aCallback);

 private:

  ~RemoteWorkerControllerParent();

  PFetchEventOpParent* AllocPFetchEventOpParent(

      const ParentToParentServiceWorkerFetchEventOpArgs& aArgs);

  mozilla::ipc::IPCResult RecvPFetchEventOpConstructor(

      PFetchEventOpParent* aActor,

      const ParentToParentServiceWorkerFetchEventOpArgs& aArgs) override;

  bool DeallocPFetchEventOpParent(PFetchEventOpParent* aActor);

  mozilla::ipc::IPCResult RecvExecServiceWorkerOp(

      ServiceWorkerOpArgs&& aArgs, ExecServiceWorkerOpResolver&& aResolve);

  mozilla::ipc::IPCResult RecvShutdown(ShutdownResolver&& aResolve);

  mozilla::ipc::IPCResult Recv__delete__() override;

  void ActorDestroy(ActorDestroyReason aReason) override;

  void CreationFailed() override;

  void CreationSucceeded() override;

  void ErrorReceived(const ErrorValue& aValue) override;

  void LockNotified(bool aCreated) final {

    // no-op for service workers

  void WebTransportNotified(bool aCreated) final {

    // no-op for service workers

  void Terminated() override;

  RefPtr<RemoteWorkerController> mRemoteWorkerController;

  bool mIPCActive = true;

};

}  // namespace mozilla::dom

#endif  // mozilla_dom_remoteworkercontrollerparent_h__