mirror of
https://github.com/mozilla/gecko-dev.git
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621b98340a
Differential Revision: https://phabricator.services.mozilla.com/D14348 --HG-- extra : moz-landing-system : lando
137 lines
3.8 KiB
C++
137 lines
3.8 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "SocketProcessBridgeChild.h"
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#include "SocketProcessLogging.h"
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#include "mozilla/net/NeckoChild.h"
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#include "nsIObserverService.h"
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#include "nsThreadUtils.h"
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namespace mozilla {
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namespace net {
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StaticRefPtr<SocketProcessBridgeChild>
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SocketProcessBridgeChild::sSocketProcessBridgeChild;
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NS_IMPL_ISUPPORTS(SocketProcessBridgeChild, nsIObserver)
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// static
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bool SocketProcessBridgeChild::Create(
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Endpoint<PSocketProcessBridgeChild>&& aEndpoint) {
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MOZ_ASSERT(NS_IsMainThread());
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sSocketProcessBridgeChild =
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new SocketProcessBridgeChild(std::move(aEndpoint));
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if (sSocketProcessBridgeChild->Inited()) {
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return true;
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}
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sSocketProcessBridgeChild = nullptr;
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return false;
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}
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// static
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already_AddRefed<SocketProcessBridgeChild>
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SocketProcessBridgeChild::GetSingleton() {
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MOZ_ASSERT(NS_IsMainThread());
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if (!sSocketProcessBridgeChild) {
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return nullptr;
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}
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RefPtr<SocketProcessBridgeChild> child = sSocketProcessBridgeChild.get();
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return child.forget();
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}
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// static
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void SocketProcessBridgeChild::EnsureSocketProcessBridge(
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std::function<void()>&& aOnSuccess, std::function<void()>&& aOnFailure) {
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MOZ_ASSERT(IsNeckoChild() && gNeckoChild);
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MOZ_ASSERT(NS_IsMainThread());
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if (!gNeckoChild) {
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aOnFailure();
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return;
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}
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if (sSocketProcessBridgeChild) {
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aOnSuccess();
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return;
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}
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gNeckoChild->SendInitSocketProcessBridge()->Then(
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GetMainThreadSerialEventTarget(), __func__,
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[onSuccess = std::move(aOnSuccess), onFailure = std::move(aOnFailure)](
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Endpoint<PSocketProcessBridgeChild>&& aEndpoint) {
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if (aEndpoint.IsValid()) {
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if (SocketProcessBridgeChild::Create(std::move(aEndpoint))) {
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onSuccess();
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return;
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}
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}
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onFailure();
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},
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[onFailure = std::move(aOnFailure)](
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const mozilla::ipc::ResponseRejectReason) { onFailure(); });
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}
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SocketProcessBridgeChild::SocketProcessBridgeChild(
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Endpoint<PSocketProcessBridgeChild>&& aEndpoint)
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: mShuttingDown(false) {
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LOG(("CONSTRUCT SocketProcessBridgeChild::SocketProcessBridgeChild\n"));
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mInited = aEndpoint.Bind(this);
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if (!mInited) {
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MOZ_ASSERT(false, "Bind failed!");
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return;
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}
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nsCOMPtr<nsIObserverService> os = mozilla::services::GetObserverService();
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if (os) {
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os->AddObserver(this, "content-child-shutdown", false);
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}
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mSocketProcessPid = aEndpoint.OtherPid();
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}
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SocketProcessBridgeChild::~SocketProcessBridgeChild() {
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LOG(("DESTRUCT SocketProcessBridgeChild::SocketProcessBridgeChild\n"));
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}
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mozilla::ipc::IPCResult SocketProcessBridgeChild::RecvTest() {
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LOG(("SocketProcessBridgeChild::RecvTest\n"));
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return IPC_OK();
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}
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void SocketProcessBridgeChild::ActorDestroy(ActorDestroyReason aWhy) {
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LOG(("SocketProcessBridgeChild::ActorDestroy\n"));
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nsCOMPtr<nsIObserverService> os = mozilla::services::GetObserverService();
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if (os) {
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os->RemoveObserver(this, "content-child-shutdown");
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}
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MessageLoop::current()->PostTask(
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NewRunnableMethod("net::SocketProcessBridgeChild::DeferredDestroy", this,
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&SocketProcessBridgeChild::DeferredDestroy));
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mShuttingDown = true;
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}
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NS_IMETHODIMP
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SocketProcessBridgeChild::Observe(nsISupports* aSubject, const char* aTopic,
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const char16_t* aData) {
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if (!strcmp(aTopic, "content-child-shutdown")) {
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PSocketProcessBridgeChild::Close();
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}
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return NS_OK;
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}
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void SocketProcessBridgeChild::DeferredDestroy() {
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MOZ_ASSERT(NS_IsMainThread());
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sSocketProcessBridgeChild = nullptr;
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}
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} // namespace net
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} // namespace mozilla
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