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-rw-r--r--dom/serviceworkers/ServiceWorkerRegistrationChild.cpp91
1 files changed, 91 insertions, 0 deletions
diff --git a/dom/serviceworkers/ServiceWorkerRegistrationChild.cpp b/dom/serviceworkers/ServiceWorkerRegistrationChild.cpp
new file mode 100644
index 0000000000..b382f6dcfa
--- /dev/null
+++ b/dom/serviceworkers/ServiceWorkerRegistrationChild.cpp
@@ -0,0 +1,91 @@
+/* -*- 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/. */
+
+#include "ServiceWorkerRegistrationChild.h"
+
+#include "ServiceWorkerRegistration.h"
+#include "mozilla/dom/WorkerCommon.h"
+#include "mozilla/dom/WorkerRef.h"
+
+namespace mozilla::dom {
+
+using mozilla::ipc::IPCResult;
+
+void ServiceWorkerRegistrationChild::ActorDestroy(ActorDestroyReason aReason) {
+ mIPCWorkerRef = nullptr;
+
+ if (mOwner) {
+ mOwner->RevokeActor(this);
+ MOZ_DIAGNOSTIC_ASSERT(!mOwner);
+ }
+}
+
+IPCResult ServiceWorkerRegistrationChild::RecvUpdateState(
+ const IPCServiceWorkerRegistrationDescriptor& aDescriptor) {
+ if (mOwner) {
+ RefPtr<ServiceWorkerRegistration> owner = mOwner;
+ owner->UpdateState(ServiceWorkerRegistrationDescriptor(aDescriptor));
+ }
+ return IPC_OK();
+}
+
+IPCResult ServiceWorkerRegistrationChild::RecvFireUpdateFound() {
+ if (mOwner) {
+ mOwner->MaybeDispatchUpdateFoundRunnable();
+ }
+ return IPC_OK();
+}
+
+// static
+RefPtr<ServiceWorkerRegistrationChild>
+ServiceWorkerRegistrationChild::Create() {
+ RefPtr actor = new ServiceWorkerRegistrationChild;
+
+ if (!NS_IsMainThread()) {
+ WorkerPrivate* workerPrivate = GetCurrentThreadWorkerPrivate();
+ MOZ_DIAGNOSTIC_ASSERT(workerPrivate);
+
+ RefPtr<IPCWorkerRefHelper<ServiceWorkerRegistrationChild>> helper =
+ new IPCWorkerRefHelper<ServiceWorkerRegistrationChild>(actor);
+
+ actor->mIPCWorkerRef = IPCWorkerRef::Create(
+ workerPrivate, "ServiceWorkerRegistrationChild",
+ [helper] { helper->Actor()->MaybeStartTeardown(); });
+
+ if (NS_WARN_IF(!actor->mIPCWorkerRef)) {
+ return nullptr;
+ }
+ }
+
+ return actor;
+}
+
+ServiceWorkerRegistrationChild::ServiceWorkerRegistrationChild()
+ : mOwner(nullptr), mTeardownStarted(false) {}
+
+void ServiceWorkerRegistrationChild::SetOwner(
+ ServiceWorkerRegistration* aOwner) {
+ MOZ_DIAGNOSTIC_ASSERT(!mOwner);
+ MOZ_DIAGNOSTIC_ASSERT(aOwner);
+ mOwner = aOwner;
+}
+
+void ServiceWorkerRegistrationChild::RevokeOwner(
+ ServiceWorkerRegistration* aOwner) {
+ MOZ_DIAGNOSTIC_ASSERT(mOwner);
+ MOZ_DIAGNOSTIC_ASSERT(aOwner == mOwner);
+ mOwner = nullptr;
+}
+
+void ServiceWorkerRegistrationChild::MaybeStartTeardown() {
+ if (mTeardownStarted) {
+ return;
+ }
+ mTeardownStarted = true;
+ Unused << SendTeardown();
+}
+
+} // namespace mozilla::dom