forked from mirrors/gecko-dev
fde06f6d21
Also add some missing namespace qualifications
Done with:
./mach static-analysis check --checks="-*,modernize-concat-nested-namespaces" --fix dom/
./mach clang-format -p $(hg status dom/|grep ^M|awk '{print $2}')
Differential Revision: https://phabricator.services.mozilla.com/D95456
109 lines
3.8 KiB
C++
109 lines
3.8 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim:set ts=2 sw=2 sts=2 et cindent: */
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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 "mozilla/dom/JSProcessActorBinding.h"
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#include "mozilla/dom/JSProcessActorParent.h"
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#include "mozilla/dom/InProcessChild.h"
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#include "mozilla/dom/InProcessParent.h"
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namespace mozilla::dom {
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NS_IMPL_CYCLE_COLLECTION_INHERITED(JSProcessActorParent, JSActor, mManager)
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NS_IMPL_CYCLE_COLLECTION_TRACE_BEGIN_INHERITED(JSProcessActorParent, JSActor)
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NS_IMPL_CYCLE_COLLECTION_TRACE_END
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NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(JSProcessActorParent)
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NS_INTERFACE_MAP_END_INHERITING(JSActor)
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NS_IMPL_ADDREF_INHERITED(JSProcessActorParent, JSActor)
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NS_IMPL_RELEASE_INHERITED(JSProcessActorParent, JSActor)
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JSObject* JSProcessActorParent::WrapObject(JSContext* aCx,
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JS::Handle<JSObject*> aGivenProto) {
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return JSProcessActorParent_Binding::Wrap(aCx, this, aGivenProto);
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}
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void JSProcessActorParent::Init(const nsACString& aName,
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nsIDOMProcessParent* aManager) {
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MOZ_ASSERT(!mManager, "Cannot Init() a JSProcessActorParent twice!");
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SetName(aName);
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mManager = aManager;
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InvokeCallback(CallbackFunction::ActorCreated);
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}
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JSProcessActorParent::~JSProcessActorParent() { MOZ_ASSERT(!mManager); }
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void JSProcessActorParent::SendRawMessage(
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const JSActorMessageMeta& aMeta, Maybe<ipc::StructuredCloneData>&& aData,
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Maybe<ipc::StructuredCloneData>&& aStack, ErrorResult& aRv) {
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if (NS_WARN_IF(!CanSend() || !mManager || !mManager->GetCanSend())) {
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aRv.ThrowInvalidStateError(
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nsPrintfCString("Actor '%s' cannot send message '%s' during shutdown.",
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PromiseFlatCString(aMeta.actorName()).get(),
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NS_ConvertUTF16toUTF8(aMeta.messageName()).get()));
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return;
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}
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size_t length = 0;
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if (aData) {
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length += aData->DataLength();
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}
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if (aStack) {
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length += aStack->DataLength();
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}
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if (NS_WARN_IF(!AllowMessage(aMeta, length))) {
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aRv.ThrowDataError(nsPrintfCString(
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"Actor '%s' cannot send message '%s': message too long.",
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PromiseFlatCString(aMeta.actorName()).get(),
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NS_ConvertUTF16toUTF8(aMeta.messageName()).get()));
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return;
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}
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// If the parent side is in the same process, we have a PInProcess manager,
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// and can dispatch the message directly to the event loop.
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ContentParent* contentParent = mManager->AsContentParent();
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if (!contentParent) {
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SendRawMessageInProcess(aMeta, std::move(aData), std::move(aStack), []() {
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return do_AddRef(InProcessChild::Singleton());
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});
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return;
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}
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// Cross-process case - send data over ContentParent to other side.
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Maybe<ClonedMessageData> msgData;
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if (aData) {
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msgData.emplace();
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if (NS_WARN_IF(
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!aData->BuildClonedMessageDataForParent(contentParent, *msgData))) {
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aRv.ThrowDataCloneError(
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nsPrintfCString("Actor '%s' cannot send message '%s': cannot clone.",
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PromiseFlatCString(aMeta.actorName()).get(),
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NS_ConvertUTF16toUTF8(aMeta.messageName()).get()));
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return;
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}
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}
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Maybe<ClonedMessageData> stackData;
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if (aStack) {
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stackData.emplace();
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if (!aStack->BuildClonedMessageDataForParent(contentParent, *stackData)) {
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stackData.reset();
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}
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}
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if (NS_WARN_IF(!contentParent->SendRawMessage(aMeta, msgData, stackData))) {
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aRv.ThrowOperationError(
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nsPrintfCString("JSProcessActorParent send error in actor '%s'",
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PromiseFlatCString(aMeta.actorName()).get()));
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return;
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}
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}
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void JSProcessActorParent::ClearManager() { mManager = nullptr; }
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} // namespace mozilla::dom
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