1 files changed, 81 insertions, 0 deletions
diff --git a/dom/workers/sharedworkers/SharedWorkerParent.h b/dom/workers/sharedworkers/SharedWorkerParent.h
new file mode 100644
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+++ b/dom/workers/sharedworkers/SharedWorkerParent.h
@@ -0,0 +1,81 @@
+/* -*- 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_dom_SharedWorkerParent_h
+#define mozilla_dom_dom_SharedWorkerParent_h
+
+#include "mozilla/dom/PSharedWorkerParent.h"
+#include "mozilla/dom/quota/CheckedUnsafePtr.h"
+#include "mozilla/ipc/BackgroundUtils.h"
+#include "nsISupportsImpl.h"
+
+namespace mozilla::dom {
+
+class MessagePortIdentifier;
+class RemoteWorkerData;
+class SharedWorkerManagerWrapper;
+
+/**
+ * PBackground actor that relays life-cycle events (freeze/thaw, suspend/resume,
+ * close) to the PBackground SharedWorkerManager and relays error/termination
+ * back to the child.
+ */
+class SharedWorkerParent final
+    : public mozilla::dom::PSharedWorkerParent,
+      public SupportsCheckedUnsafePtr<CheckIf<DiagnosticAssertEnabled>> {
+ public:
+  NS_INLINE_DECL_THREADSAFE_REFCOUNTING(SharedWorkerParent)
+
+  SharedWorkerParent();
+
+  void Initialize(const RemoteWorkerData& aData, uint64_t aWindowID,
+                  const MessagePortIdentifier& aPortIdentifier);
+
+  void ManagerCreated(
+      already_AddRefed<SharedWorkerManagerWrapper> aWorkerManagerWrapper);
+
+  void ErrorPropagation(nsresult aError);
+
+  mozilla::ipc::IPCResult RecvClose();
+
+  mozilla::ipc::IPCResult RecvSuspend();
+
+  mozilla::ipc::IPCResult RecvResume();
+
+  mozilla::ipc::IPCResult RecvFreeze();
+
+  mozilla::ipc::IPCResult RecvThaw();
+
+  bool IsSuspended() const { return mSuspended; }
+
+  bool IsFrozen() const { return mFrozen; }
+
+  uint64_t WindowID() const { return mWindowID; }
+
+ private:
+  ~SharedWorkerParent();
+
+  void ActorDestroy(IProtocol::ActorDestroyReason aReason) override;
+
+  nsCOMPtr<nsIEventTarget> mBackgroundEventTarget;
+  RefPtr<SharedWorkerManagerWrapper> mWorkerManagerWrapper;
+
+  enum {
+    eInit,
+    ePending,
+    eActive,
+    eClosed,
+  } mStatus;
+
+  uint64_t mWindowID;
+
+  bool mSuspended;
+  bool mFrozen;
+};
+
+}  // namespace mozilla::dom
+
+#endif  // mozilla_dom_dom_SharedWorkerParent_h