forked from mirrors/gecko-dev
18ee907a90
For things that can be parsed as Javascript, we need to figure out if they are JSON, and we want to block opaque JSON resources for ORB. This initial version just checks the first byte of the response, and blocks it if it's a curly bracket. Differential Revision: https://phabricator.services.mozilla.com/D163283
72 lines
2.3 KiB
C++
72 lines
2.3 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 "mozilla/dom/JSOracleParent.h"
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#include "mozilla/ClearOnShutdown.h"
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#include "mozilla/RefPtr.h"
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#include "mozilla/dom/PJSOracle.h"
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#include "mozilla/ipc/Endpoint.h"
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#include "mozilla/ipc/UtilityProcessManager.h"
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using namespace mozilla;
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using namespace mozilla::dom;
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static StaticRefPtr<JSOracleParent> sOracleSingleton;
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/* static */
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void JSOracleParent::WithJSOracle(
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const std::function<void(JSOracleParent* aParent)>& aCallback) {
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GetSingleton()->StartJSOracle()->Then(
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GetMainThreadSerialEventTarget(), __func__,
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[aCallback](const JSOraclePromise::ResolveOrRejectValue& aResult) {
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aCallback(aResult.IsReject() || !aResult.ResolveValue()
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? nullptr
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: GetSingleton());
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});
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}
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void JSOracleParent::ActorDestroy(ActorDestroyReason aReason) {}
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/* static */
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JSOracleParent* JSOracleParent::GetSingleton() {
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if (!sOracleSingleton) {
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sOracleSingleton = new JSOracleParent();
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ClearOnShutdown(&sOracleSingleton);
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}
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return sOracleSingleton;
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}
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RefPtr<JSOracleParent::JSOraclePromise> JSOracleParent::StartJSOracle() {
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using namespace mozilla::ipc;
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RefPtr<JSOracleParent> parent = JSOracleParent::GetSingleton();
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return UtilityProcessManager::GetSingleton()->StartJSOracle(parent);
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}
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nsresult JSOracleParent::BindToUtilityProcess(
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const RefPtr<mozilla::ipc::UtilityProcessParent>& aUtilityParent) {
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Endpoint<PJSOracleParent> parentEnd;
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Endpoint<PJSOracleChild> childEnd;
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MOZ_ASSERT(aUtilityParent);
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if (NS_FAILED(PJSOracle::CreateEndpoints(base::GetCurrentProcId(),
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aUtilityParent->OtherPid(),
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&parentEnd, &childEnd))) {
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return NS_ERROR_FAILURE;
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}
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if (!aUtilityParent->SendStartJSOracleService(std::move(childEnd))) {
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return NS_ERROR_FAILURE;
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}
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Bind(std::move(parentEnd));
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return NS_OK;
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}
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void JSOracleParent::Bind(Endpoint<PJSOracleParent>&& aEndpoint) {
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DebugOnly<bool> ok = aEndpoint.Bind(this);
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MOZ_ASSERT(ok);
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}
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