91 lines
3.1 KiB
C++
91 lines
3.1 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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#ifndef mozilla_dom_ShadowRealmGlobalScope_h
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#define mozilla_dom_ShadowRealmGlobalScope_h
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#include "js/TypeDecls.h"
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#include "mozilla/Attributes.h"
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#include "mozilla/Maybe.h"
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#include "mozilla/OriginTrials.h"
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#include "mozilla/SchedulerGroup.h"
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#include "mozilla/dom/BindingDeclarations.h"
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#include "nsContentUtils.h"
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#include "nsIGlobalObject.h"
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#include "nsWrapperCache.h"
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#include "js/loader/ModuleLoaderBase.h"
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namespace mozilla::dom {
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#define SHADOWREALMGLOBALSCOPE_IID \
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{/* 1b0a59dd-c1cb-429a-bb90-cea17994dba2 */ \
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0x1b0a59dd, \
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0xc1cb, \
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0x429a, \
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{0xbb, 0x90, 0xce, 0xa1, 0x79, 0x94, 0xdb, 0xa2}}
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// Required for providing the wrapper, as this is the global used inside a Gecko
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// backed ShadowRealm, but also required to power module resolution.
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class ShadowRealmGlobalScope final : public nsIGlobalObject,
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public nsWrapperCache {
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public:
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NS_DECL_CYCLE_COLLECTING_ISUPPORTS
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NS_DECL_CYCLE_COLLECTION_WRAPPERCACHE_CLASS(ShadowRealmGlobalScope)
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NS_INLINE_DECL_STATIC_IID(SHADOWREALMGLOBALSCOPE_IID)
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explicit ShadowRealmGlobalScope(nsIGlobalObject* aCreatingGlobal)
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: mCreatingGlobal(aCreatingGlobal) {};
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nsIGlobalObject* GetCreatingGlobal() const { return mCreatingGlobal; }
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OriginTrials Trials() const override { return {}; }
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JSObject* GetGlobalJSObject() override { return GetWrapper(); }
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JSObject* GetGlobalJSObjectPreserveColor() const override {
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return GetWrapperPreserveColor();
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}
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virtual JSObject* WrapObject(JSContext* aCx,
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JS::Handle<JSObject*> aGivenProto) override {
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MOZ_CRASH("Shouldn't be here");
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return nullptr;
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}
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JS::loader::ModuleLoaderBase* GetModuleLoader(JSContext* aCx) override;
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bool ShouldResistFingerprinting(RFPTarget aTarget) const override {
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return nsContentUtils::ShouldResistFingerprinting(
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"Presently we don't have enough context to make an informed decision"
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"on JS Sandboxes. See 1782853",
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aTarget);
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}
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nsISerialEventTarget* SerialEventTarget() const final {
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return mozilla::GetMainThreadSerialEventTarget();
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}
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nsresult Dispatch(already_AddRefed<nsIRunnable>&& aRunnable) const final {
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return mozilla::SchedulerGroup::Dispatch(std::move(aRunnable));
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}
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private:
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virtual ~ShadowRealmGlobalScope() = default;
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RefPtr<JS::loader::ModuleLoaderBase> mModuleLoader;
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// The global which created this ShadowRealm
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nsCOMPtr<nsIGlobalObject> mCreatingGlobal;
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};
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JSObject* NewShadowRealmGlobal(JSContext* aCx, JS::RealmOptions& aOptions,
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JSPrincipals* aPrincipals,
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JS::Handle<JSObject*> aGlobalObj);
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bool IsShadowRealmGlobal(JSObject* aObject);
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} // namespace mozilla::dom
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#endif
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