mirror of
https://github.com/mozilla/gecko-dev.git
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94ac5ab147
Differential Revision: https://phabricator.services.mozilla.com/D59614 --HG-- extra : moz-landing-system : lando
143 lines
4.1 KiB
C++
143 lines
4.1 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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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 "SharedMessagePortMessage.h"
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#include "MessagePort.h"
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#include "MessagePortChild.h"
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#include "MessagePortParent.h"
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#include "mozilla/dom/File.h"
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#include "mozilla/dom/PMessagePort.h"
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#include "mozilla/ipc/BackgroundChild.h"
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#include "mozilla/ipc/BackgroundParent.h"
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namespace mozilla {
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using namespace ipc;
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namespace dom {
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/* static */
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void SharedMessagePortMessage::FromSharedToMessagesChild(
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MessagePortChild* aActor,
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const nsTArray<RefPtr<SharedMessagePortMessage>>& aData,
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nsTArray<MessageData>& aArray) {
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MOZ_ASSERT(aActor);
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MOZ_ASSERT(aArray.IsEmpty());
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aArray.SetCapacity(aData.Length());
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PBackgroundChild* backgroundManager = aActor->Manager();
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MOZ_ASSERT(backgroundManager);
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for (auto& data : aData) {
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MessageData* message = aArray.AppendElement();
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if (data->CloneScope() ==
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StructuredCloneHolder::StructuredCloneScope::DifferentProcess) {
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ClonedMessageData clonedData;
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data->BuildClonedMessageDataForBackgroundChild(backgroundManager,
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clonedData);
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*message = clonedData;
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continue;
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}
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MOZ_ASSERT(data->CloneScope() ==
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StructuredCloneHolder::StructuredCloneScope::SameProcess);
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*message = RefMessageData(); // TODO
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}
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}
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/* static */
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bool SharedMessagePortMessage::FromMessagesToSharedChild(
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nsTArray<MessageData>& aArray,
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FallibleTArray<RefPtr<SharedMessagePortMessage>>& aData) {
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MOZ_ASSERT(aData.IsEmpty());
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if (NS_WARN_IF(!aData.SetCapacity(aArray.Length(), mozilla::fallible))) {
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return false;
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}
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for (auto& message : aArray) {
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RefPtr<SharedMessagePortMessage> data = new SharedMessagePortMessage();
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if (message.type() == MessageData::TClonedMessageData) {
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data->StealFromClonedMessageDataForBackgroundChild(message);
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} else {
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MOZ_ASSERT(message.type() == MessageData::TRefMessageData);
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// TODO
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}
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if (!aData.AppendElement(data, mozilla::fallible)) {
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return false;
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}
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}
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return true;
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}
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/* static */
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bool SharedMessagePortMessage::FromSharedToMessagesParent(
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MessagePortParent* aActor,
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const nsTArray<RefPtr<SharedMessagePortMessage>>& aData,
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FallibleTArray<MessageData>& aArray) {
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MOZ_ASSERT(aArray.IsEmpty());
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if (NS_WARN_IF(!aArray.SetCapacity(aData.Length(), mozilla::fallible))) {
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return false;
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}
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PBackgroundParent* backgroundManager = aActor->Manager();
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MOZ_ASSERT(backgroundManager);
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for (auto& data : aData) {
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MessageData* message = aArray.AppendElement(mozilla::fallible);
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if (data->CloneScope() ==
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StructuredCloneHolder::StructuredCloneScope::DifferentProcess) {
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ClonedMessageData clonedData;
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data->BuildClonedMessageDataForBackgroundParent(backgroundManager,
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clonedData);
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*message = clonedData;
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continue;
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}
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MOZ_ASSERT(data->CloneScope() ==
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StructuredCloneHolder::StructuredCloneScope::SameProcess);
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*message = RefMessageData(); // TODO
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}
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return true;
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}
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/* static */
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bool SharedMessagePortMessage::FromMessagesToSharedParent(
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nsTArray<MessageData>& aArray,
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FallibleTArray<RefPtr<SharedMessagePortMessage>>& aData) {
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MOZ_ASSERT(aData.IsEmpty());
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if (NS_WARN_IF(!aData.SetCapacity(aArray.Length(), mozilla::fallible))) {
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return false;
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}
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for (auto& message : aArray) {
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RefPtr<SharedMessagePortMessage> data = new SharedMessagePortMessage();
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if (message.type() == MessageData::TClonedMessageData) {
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data->StealFromClonedMessageDataForBackgroundParent(message);
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} else {
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MOZ_ASSERT(message.type() == MessageData::TRefMessageData);
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// TODO
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}
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if (!aData.AppendElement(data, mozilla::fallible)) {
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return false;
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}
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}
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return true;
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}
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} // namespace dom
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} // namespace mozilla
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