/* THIS FILE IS AUTOGENERATED FROM NavigateEvent.webidl BY Codegen.py - DO NOT EDIT */ #include #include "AtomList.h" #include "EventBinding.h" #include "MainThreadUtils.h" #include "NavigateEventBinding.h" #include "Navigation.h" #include "WrapperFactory.h" #include "js/CallAndConstruct.h" #include "js/Exception.h" #include "js/MapAndSet.h" #include "js/Object.h" #include "js/PropertyAndElement.h" #include "js/PropertyDescriptor.h" #include "js/experimental/JitInfo.h" #include "jsapi.h" #include "mozilla/Atomics.h" #include "mozilla/OwningNonNull.h" #include "mozilla/ProfilerLabels.h" #include "mozilla/UseCounter.h" #include "mozilla/dom/AbortSignal.h" #include "mozilla/dom/BindingCallContext.h" #include "mozilla/dom/BindingUtils.h" #include "mozilla/dom/DOMJSClass.h" #include "mozilla/dom/Element.h" #include "mozilla/dom/FormData.h" #include "mozilla/dom/NavigateEvent.h" #include "mozilla/dom/NavigationDestination.h" #include "mozilla/dom/NonRefcountedDOMObject.h" #include "mozilla/dom/Nullable.h" #include "mozilla/dom/PrimitiveConversions.h" #include "mozilla/dom/Promise.h" #include "mozilla/dom/RootedDictionary.h" #include "mozilla/dom/ScriptSettings.h" #include "mozilla/dom/ToJSValue.h" #include "mozilla/dom/XrayExpandoClass.h" namespace mozilla { namespace dom { namespace binding_detail {}; // Just to make sure it's known as a namespace using namespace mozilla::dom::binding_detail; namespace binding_detail { constexpr nsLiteralCString EnumStrings::Values[2]; } // namespace binding_detail bool ToJSValue(JSContext* aCx, NavigationFocusReset aArgument, JS::MutableHandle aValue) { MOZ_ASSERT(uint32_t(aArgument) < std::size(binding_detail::EnumStrings::Values)); JSString* resultStr = JS_NewStringCopyN(aCx, binding_detail::EnumStrings::Values[uint32_t(aArgument)].BeginReading(), binding_detail::EnumStrings::Values[uint32_t(aArgument)].Length()); if (!resultStr) { return false; } aValue.setString(resultStr); return true; } namespace binding_detail { constexpr nsLiteralCString EnumStrings::Values[2]; } // namespace binding_detail bool ToJSValue(JSContext* aCx, NavigationScrollBehavior aArgument, JS::MutableHandle aValue) { MOZ_ASSERT(uint32_t(aArgument) < std::size(binding_detail::EnumStrings::Values)); JSString* resultStr = JS_NewStringCopyN(aCx, binding_detail::EnumStrings::Values[uint32_t(aArgument)].BeginReading(), binding_detail::EnumStrings::Values[uint32_t(aArgument)].Length()); if (!resultStr) { return false; } aValue.setString(resultStr); return true; } NavigateEventInit::NavigateEventInit() : EventInit(FastDictionaryInitializer()) { // Safe to pass a null context if we pass a null value Init(nullptr, JS::NullHandleValue); } bool NavigateEventInit::InitIds(JSContext* cx, NavigateEventInitAtoms* atomsCache) { MOZ_ASSERT(reinterpret_cast(atomsCache)->isVoid()); // Initialize these in reverse order so that any failure leaves the first one // uninitialized. if (!atomsCache->userInitiated_id.init(cx, "userInitiated") || !atomsCache->sourceElement_id.init(cx, "sourceElement") || !atomsCache->signal_id.init(cx, "signal") || !atomsCache->navigationType_id.init(cx, "navigationType") || !atomsCache->info_id.init(cx, "info") || !atomsCache->hashChange_id.init(cx, "hashChange") || !atomsCache->hasUAVisualTransition_id.init(cx, "hasUAVisualTransition") || !atomsCache->formData_id.init(cx, "formData") || !atomsCache->downloadRequest_id.init(cx, "downloadRequest") || !atomsCache->destination_id.init(cx, "destination") || !atomsCache->canIntercept_id.init(cx, "canIntercept")) { return false; } return true; } bool NavigateEventInit::Init(BindingCallContext& cx, JS::Handle val, const char* sourceDescription, bool passedToJSImpl) { // Passing a null JSContext is OK only if we're initing from null, // Since in that case we will not have to do any property gets // Also evaluate isNullOrUndefined in order to avoid false-positive // checkers by static analysis tools MOZ_ASSERT_IF(!cx, val.isNull() && val.isNullOrUndefined()); NavigateEventInitAtoms* atomsCache = nullptr; if (cx) { atomsCache = GetAtomCache(cx); if (reinterpret_cast(atomsCache)->isVoid() && !InitIds(cx, atomsCache)) { return false; } } // Per spec, we init the parent's members first if (!EventInit::Init(cx, val)) { return false; } bool isNull = val.isNullOrUndefined(); // We only need these if !isNull, in which case we have |cx|. Maybe > object; Maybe > temp; if (!isNull) { MOZ_ASSERT(cx); object.emplace(cx, &val.toObject()); temp.emplace(cx); } if (!isNull) { if (!JS_GetPropertyById(cx, *object, atomsCache->canIntercept_id, temp.ptr())) { return false; } } if (!isNull && !temp->isUndefined()) { if (!ValueToPrimitive(cx, temp.ref(), "'canIntercept' member of NavigateEventInit", &mCanIntercept)) { return false; } } else { mCanIntercept = false; } mIsAnyMemberPresent = true; if (!isNull) { if (!JS_GetPropertyById(cx, *object, atomsCache->destination_id, temp.ptr())) { return false; } } if (!isNull && !temp->isUndefined()) { if (temp.ref().isObject()) { static_assert(IsRefcounted::value, "We can only store refcounted classes."); { // Our JSContext should be in the right global to do unwrapping in. nsresult rv = UnwrapObject(temp.ptr(), mDestination, cx); if (NS_FAILED(rv)) { cx.ThrowErrorMessage("'destination' member of NavigateEventInit", "NavigationDestination"); return false; } } } else { cx.ThrowErrorMessage("'destination' member of NavigateEventInit"); return false; } mIsAnyMemberPresent = true; } else if (cx) { // Don't error out if we have no cx. In that // situation the caller is default-constructing us and we'll // just assume they know what they're doing. return cx.ThrowErrorMessage("'destination' member of NavigateEventInit"); } if (!isNull) { if (!JS_GetPropertyById(cx, *object, atomsCache->downloadRequest_id, temp.ptr())) { return false; } } if (!isNull && !temp->isUndefined()) { if (!ConvertJSValueToString(cx, temp.ref(), eNull, eNull, mDownloadRequest)) { return false; } } else { mDownloadRequest.SetIsVoid(true); } mIsAnyMemberPresent = true; if (!isNull) { if (!JS_GetPropertyById(cx, *object, atomsCache->formData_id, temp.ptr())) { return false; } } if (!isNull && !temp->isUndefined()) { if (temp.ref().isObject()) { static_assert(IsRefcounted::value, "We can only store refcounted classes."); { // Our JSContext should be in the right global to do unwrapping in. nsresult rv = UnwrapObject(temp.ptr(), mFormData, cx); if (NS_FAILED(rv)) { cx.ThrowErrorMessage("'formData' member of NavigateEventInit", "FormData"); return false; } } } else if (temp.ref().isNullOrUndefined()) { mFormData = nullptr; } else { cx.ThrowErrorMessage("'formData' member of NavigateEventInit"); return false; } } else { mFormData = nullptr; } mIsAnyMemberPresent = true; if (!isNull) { if (!JS_GetPropertyById(cx, *object, atomsCache->hasUAVisualTransition_id, temp.ptr())) { return false; } } if (!isNull && !temp->isUndefined()) { if (!ValueToPrimitive(cx, temp.ref(), "'hasUAVisualTransition' member of NavigateEventInit", &mHasUAVisualTransition)) { return false; } } else { mHasUAVisualTransition = false; } mIsAnyMemberPresent = true; if (!isNull) { if (!JS_GetPropertyById(cx, *object, atomsCache->hashChange_id, temp.ptr())) { return false; } } if (!isNull && !temp->isUndefined()) { if (!ValueToPrimitive(cx, temp.ref(), "'hashChange' member of NavigateEventInit", &mHashChange)) { return false; } } else { mHashChange = false; } mIsAnyMemberPresent = true; if (!isNull) { if (!JS_GetPropertyById(cx, *object, atomsCache->info_id, temp.ptr())) { return false; } } if (!isNull && !temp->isUndefined()) { #ifdef __clang__ #pragma clang diagnostic push #pragma clang diagnostic ignored "-Wunreachable-code" #pragma clang diagnostic ignored "-Wunreachable-code-return" #endif // __clang__ if ((passedToJSImpl) && !CallerSubsumes(temp.ref())) { cx.ThrowErrorMessage("'info' member of NavigateEventInit"); return false; } #ifdef __clang__ #pragma clang diagnostic pop #endif // __clang__ mInfo = temp.ref(); } else { mInfo = JS::UndefinedValue(); } mIsAnyMemberPresent = true; if (!isNull) { if (!JS_GetPropertyById(cx, *object, atomsCache->navigationType_id, temp.ptr())) { return false; } } if (!isNull && !temp->isUndefined()) { { int index; if (!binding_detail::FindEnumStringIndex(cx, temp.ref(), binding_detail::EnumStrings::Values, "NavigationType", "'navigationType' member of NavigateEventInit", &index)) { return false; } MOZ_ASSERT(index >= 0); mNavigationType = static_cast(index); } } else { mNavigationType = NavigationType::Push; } mIsAnyMemberPresent = true; if (!isNull) { if (!JS_GetPropertyById(cx, *object, atomsCache->signal_id, temp.ptr())) { return false; } } if (!isNull && !temp->isUndefined()) { if (temp.ref().isObject()) { static_assert(IsRefcounted::value, "We can only store refcounted classes."); { // Our JSContext should be in the right global to do unwrapping in. nsresult rv = UnwrapObject(temp.ptr(), mSignal, cx); if (NS_FAILED(rv)) { cx.ThrowErrorMessage("'signal' member of NavigateEventInit", "AbortSignal"); return false; } } } else { cx.ThrowErrorMessage("'signal' member of NavigateEventInit"); return false; } mIsAnyMemberPresent = true; } else if (cx) { // Don't error out if we have no cx. In that // situation the caller is default-constructing us and we'll // just assume they know what they're doing. return cx.ThrowErrorMessage("'signal' member of NavigateEventInit"); } if (!isNull) { if (!JS_GetPropertyById(cx, *object, atomsCache->sourceElement_id, temp.ptr())) { return false; } } if (!isNull && !temp->isUndefined()) { if (temp.ref().isObject()) { static_assert(IsRefcounted::value, "We can only store refcounted classes."); { // Our JSContext should be in the right global to do unwrapping in. nsresult rv = UnwrapObject(temp.ptr(), mSourceElement, cx); if (NS_FAILED(rv)) { cx.ThrowErrorMessage("'sourceElement' member of NavigateEventInit", "Element"); return false; } } } else if (temp.ref().isNullOrUndefined()) { mSourceElement = nullptr; } else { cx.ThrowErrorMessage("'sourceElement' member of NavigateEventInit"); return false; } } else { mSourceElement = nullptr; } mIsAnyMemberPresent = true; if (!isNull) { if (!JS_GetPropertyById(cx, *object, atomsCache->userInitiated_id, temp.ptr())) { return false; } } if (!isNull && !temp->isUndefined()) { if (!ValueToPrimitive(cx, temp.ref(), "'userInitiated' member of NavigateEventInit", &mUserInitiated)) { return false; } } else { mUserInitiated = false; } mIsAnyMemberPresent = true; return true; } bool NavigateEventInit::Init(JSContext* cx_, JS::Handle val, const char* sourceDescription, bool passedToJSImpl) { // We don't want to use sourceDescription for our context here; // that's not really what it's formatted for. BindingCallContext cx(cx_, nullptr); return Init(cx, val, sourceDescription, passedToJSImpl); } void NavigateEventInit::TraceDictionary(JSTracer* trc) { EventInit::TraceDictionary(trc); JS::TraceRoot(trc, &mInfo, "NavigateEventInit.mInfo"); } MOZ_CAN_RUN_SCRIPT already_AddRefed NavigationInterceptHandler::Call(BindingCallContext& cx, JS::Handle aThisVal, ErrorResult& aRv) { JS::Rooted rval(cx); JS::Rooted callable(cx, JS::ObjectValue(*mCallback)); if (!JS::Call(cx, aThisVal, callable, JS::HandleValueArray::empty(), &rval)) { // Convert exception to a rejected promise. // See https://heycam.github.io/webidl/#call-a-user-objects-operation // step 12 and step 15.5. return CreateRejectedPromiseFromThrownException(cx, aRv); } RefPtr rvalDecl; { // Scope for our GlobalObject, FastErrorResult, JSAutoRealm, // etc. JS::Rooted globalObj(cx); // We basically want our entry global here. Play it safe // and use GetEntryGlobal() to get it, with whatever // principal-clamping it ends up doing. globalObj = GetEntryGlobal()->GetGlobalJSObject(); JSAutoRealm ar(cx, globalObj); GlobalObject promiseGlobal(cx, globalObj); if (promiseGlobal.Failed()) { aRv.Throw(NS_ERROR_UNEXPECTED); return nullptr; } JS::Rooted valueToResolve(cx, rval); if (!JS_WrapValue(cx, &valueToResolve)) { aRv.Throw(NS_ERROR_UNEXPECTED); return nullptr; } binding_detail::FastErrorResult promiseRv; nsCOMPtr global = do_QueryInterface(promiseGlobal.GetAsSupports()); if (!global) { promiseRv.Throw(NS_ERROR_UNEXPECTED); MOZ_ALWAYS_TRUE(promiseRv.MaybeSetPendingException(cx)); aRv.Throw(NS_ERROR_UNEXPECTED); return nullptr; } rvalDecl = Promise::Resolve(global, cx, valueToResolve, promiseRv); if (promiseRv.MaybeSetPendingException(cx)) { aRv.Throw(NS_ERROR_UNEXPECTED); return nullptr; } } return rvalDecl.forget(); } NavigationInterceptOptions::NavigationInterceptOptions() { // Safe to pass a null context if we pass a null value Init(nullptr, JS::NullHandleValue); } bool NavigationInterceptOptions::InitIds(JSContext* cx, NavigationInterceptOptionsAtoms* atomsCache) { MOZ_ASSERT(reinterpret_cast(atomsCache)->isVoid()); // Initialize these in reverse order so that any failure leaves the first one // uninitialized. if (!atomsCache->scroll_id.init(cx, "scroll") || !atomsCache->precommitHandler_id.init(cx, "precommitHandler") || !atomsCache->handler_id.init(cx, "handler") || !atomsCache->focusReset_id.init(cx, "focusReset")) { return false; } return true; } bool NavigationInterceptOptions::Init(BindingCallContext& cx, JS::Handle val, const char* sourceDescription, bool passedToJSImpl) { // Passing a null JSContext is OK only if we're initing from null, // Since in that case we will not have to do any property gets // Also evaluate isNullOrUndefined in order to avoid false-positive // checkers by static analysis tools MOZ_ASSERT_IF(!cx, val.isNull() && val.isNullOrUndefined()); NavigationInterceptOptionsAtoms* atomsCache = nullptr; if (cx) { atomsCache = GetAtomCache(cx); if (reinterpret_cast(atomsCache)->isVoid() && !InitIds(cx, atomsCache)) { return false; } } if (!IsConvertibleToDictionary(val)) { return cx.ThrowErrorMessage(sourceDescription, "dictionary"); } bool isNull = val.isNullOrUndefined(); // We only need these if !isNull, in which case we have |cx|. Maybe > object; Maybe > temp; if (!isNull) { MOZ_ASSERT(cx); object.emplace(cx, &val.toObject()); temp.emplace(cx); } if (!isNull) { if (!JS_GetPropertyById(cx, *object, atomsCache->focusReset_id, temp.ptr())) { return false; } } if (!isNull && !temp->isUndefined()) { mFocusReset.Construct(); { int index; if (!binding_detail::FindEnumStringIndex(cx, temp.ref(), binding_detail::EnumStrings::Values, "NavigationFocusReset", "'focusReset' member of NavigationInterceptOptions", &index)) { return false; } MOZ_ASSERT(index >= 0); (mFocusReset.Value()) = static_cast(index); } mIsAnyMemberPresent = true; } if (!isNull) { if (!JS_GetPropertyById(cx, *object, atomsCache->handler_id, temp.ptr())) { return false; } } if (!isNull && !temp->isUndefined()) { mHandler.Construct(); if (temp.ref().isObject()) { if (JS::IsCallable(&temp.ref().toObject())) { { // scope for tempRoot and tempGlobalRoot if needed JS::Rooted tempRoot(cx, &temp.ref().toObject()); JS::Rooted tempGlobalRoot(cx, JS::CurrentGlobalOrNull(cx)); (mHandler.Value()) = new NavigationInterceptHandler(cx, tempRoot, tempGlobalRoot, GetIncumbentGlobal()); } } else { cx.ThrowErrorMessage("'handler' member of NavigationInterceptOptions"); return false; } } else { cx.ThrowErrorMessage("'handler' member of NavigationInterceptOptions"); return false; } mIsAnyMemberPresent = true; } if (!isNull) { if (!JS_GetPropertyById(cx, *object, atomsCache->precommitHandler_id, temp.ptr())) { return false; } } if (!isNull && !temp->isUndefined()) { mPrecommitHandler.Construct(); if (temp.ref().isObject()) { if (JS::IsCallable(&temp.ref().toObject())) { { // scope for tempRoot and tempGlobalRoot if needed JS::Rooted tempRoot(cx, &temp.ref().toObject()); JS::Rooted tempGlobalRoot(cx, JS::CurrentGlobalOrNull(cx)); (mPrecommitHandler.Value()) = new NavigationPrecommitHandler(cx, tempRoot, tempGlobalRoot, GetIncumbentGlobal()); } } else { cx.ThrowErrorMessage("'precommitHandler' member of NavigationInterceptOptions"); return false; } } else { cx.ThrowErrorMessage("'precommitHandler' member of NavigationInterceptOptions"); return false; } mIsAnyMemberPresent = true; } if (!isNull) { if (!JS_GetPropertyById(cx, *object, atomsCache->scroll_id, temp.ptr())) { return false; } } if (!isNull && !temp->isUndefined()) { mScroll.Construct(); { int index; if (!binding_detail::FindEnumStringIndex(cx, temp.ref(), binding_detail::EnumStrings::Values, "NavigationScrollBehavior", "'scroll' member of NavigationInterceptOptions", &index)) { return false; } MOZ_ASSERT(index >= 0); (mScroll.Value()) = static_cast(index); } mIsAnyMemberPresent = true; } return true; } bool NavigationInterceptOptions::Init(JSContext* cx_, JS::Handle val, const char* sourceDescription, bool passedToJSImpl) { // We don't want to use sourceDescription for our context here; // that's not really what it's formatted for. BindingCallContext cx(cx_, nullptr); return Init(cx, val, sourceDescription, passedToJSImpl); } void NavigationInterceptOptions::TraceDictionary(JSTracer* trc) { } namespace NavigateEvent_Binding { static_assert(IsRefcounted::value == IsRefcounted::value, "Can't inherit from an interface with a different ownership model."); MOZ_CAN_RUN_SCRIPT static bool get_navigationType(JSContext* cx, JS::Handle obj, void* void_self, JSJitGetterCallArgs args) { AUTO_PROFILER_LABEL_DYNAMIC_FAST( "NavigateEvent", "navigationType", DOM, cx, uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) | uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS)); auto* self = static_cast(void_self); NavigationType result(MOZ_KnownLive(self)->NavigationType()); MOZ_ASSERT(!JS_IsExceptionPending(cx)); if (!ToJSValue(cx, result, args.rval())) { return false; } return true; } static const JSJitInfo navigationType_getterinfo = { { get_navigationType }, { prototypes::id::NavigateEvent }, { PrototypeTraits::Depth }, JSJitInfo::Getter, JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */ JSVAL_TYPE_STRING, /* returnType. Not relevant for setters. */ false, /* isInfallible. False in setters. */ false, /* isMovable. Not relevant for setters. */ false, /* isEliminatable. Not relevant for setters. */ false, /* isAlwaysInSlot. Only relevant for getters. */ false, /* isLazilyCachedInSlot. Only relevant for getters. */ false, /* isTypedMethod. Only relevant for methods. */ 0 /* Reserved slot index, if we're stored in a slot, else 0. */ }; MOZ_CAN_RUN_SCRIPT static bool get_destination(JSContext* cx, JS::Handle obj, void* void_self, JSJitGetterCallArgs args) { AUTO_PROFILER_LABEL_DYNAMIC_FAST( "NavigateEvent", "destination", DOM, cx, uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) | uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS)); auto* self = static_cast(void_self); auto result(StrongOrRawPtr(MOZ_KnownLive(self)->Destination())); MOZ_ASSERT(!JS_IsExceptionPending(cx)); if (!GetOrCreateDOMReflector(cx, result, args.rval())) { MOZ_ASSERT(JS_IsExceptionPending(cx)); return false; } return true; } static const JSJitInfo destination_getterinfo = { { get_destination }, { prototypes::id::NavigateEvent }, { PrototypeTraits::Depth }, JSJitInfo::Getter, JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */ JSVAL_TYPE_OBJECT, /* returnType. Not relevant for setters. */ false, /* isInfallible. False in setters. */ false, /* isMovable. Not relevant for setters. */ false, /* isEliminatable. Not relevant for setters. */ false, /* isAlwaysInSlot. Only relevant for getters. */ false, /* isLazilyCachedInSlot. Only relevant for getters. */ false, /* isTypedMethod. Only relevant for methods. */ 0 /* Reserved slot index, if we're stored in a slot, else 0. */ }; MOZ_CAN_RUN_SCRIPT static bool get_canIntercept(JSContext* cx, JS::Handle obj, void* void_self, JSJitGetterCallArgs args) { AUTO_PROFILER_LABEL_DYNAMIC_FAST( "NavigateEvent", "canIntercept", DOM, cx, uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) | uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS)); auto* self = static_cast(void_self); bool result(MOZ_KnownLive(self)->CanIntercept()); MOZ_ASSERT(!JS_IsExceptionPending(cx)); args.rval().setBoolean(result); return true; } static const JSJitInfo canIntercept_getterinfo = { { get_canIntercept }, { prototypes::id::NavigateEvent }, { PrototypeTraits::Depth }, JSJitInfo::Getter, JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */ JSVAL_TYPE_BOOLEAN, /* returnType. Not relevant for setters. */ true, /* isInfallible. False in setters. */ false, /* isMovable. Not relevant for setters. */ false, /* isEliminatable. Not relevant for setters. */ false, /* isAlwaysInSlot. Only relevant for getters. */ false, /* isLazilyCachedInSlot. Only relevant for getters. */ false, /* isTypedMethod. Only relevant for methods. */ 0 /* Reserved slot index, if we're stored in a slot, else 0. */ }; MOZ_CAN_RUN_SCRIPT static bool get_userInitiated(JSContext* cx, JS::Handle obj, void* void_self, JSJitGetterCallArgs args) { AUTO_PROFILER_LABEL_DYNAMIC_FAST( "NavigateEvent", "userInitiated", DOM, cx, uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) | uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS)); auto* self = static_cast(void_self); bool result(MOZ_KnownLive(self)->UserInitiated()); MOZ_ASSERT(!JS_IsExceptionPending(cx)); args.rval().setBoolean(result); return true; } static const JSJitInfo userInitiated_getterinfo = { { get_userInitiated }, { prototypes::id::NavigateEvent }, { PrototypeTraits::Depth }, JSJitInfo::Getter, JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */ JSVAL_TYPE_BOOLEAN, /* returnType. Not relevant for setters. */ true, /* isInfallible. False in setters. */ false, /* isMovable. Not relevant for setters. */ false, /* isEliminatable. Not relevant for setters. */ false, /* isAlwaysInSlot. Only relevant for getters. */ false, /* isLazilyCachedInSlot. Only relevant for getters. */ false, /* isTypedMethod. Only relevant for methods. */ 0 /* Reserved slot index, if we're stored in a slot, else 0. */ }; MOZ_CAN_RUN_SCRIPT static bool get_hashChange(JSContext* cx, JS::Handle obj, void* void_self, JSJitGetterCallArgs args) { AUTO_PROFILER_LABEL_DYNAMIC_FAST( "NavigateEvent", "hashChange", DOM, cx, uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) | uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS)); auto* self = static_cast(void_self); bool result(MOZ_KnownLive(self)->HashChange()); MOZ_ASSERT(!JS_IsExceptionPending(cx)); args.rval().setBoolean(result); return true; } static const JSJitInfo hashChange_getterinfo = { { get_hashChange }, { prototypes::id::NavigateEvent }, { PrototypeTraits::Depth }, JSJitInfo::Getter, JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */ JSVAL_TYPE_BOOLEAN, /* returnType. Not relevant for setters. */ true, /* isInfallible. False in setters. */ false, /* isMovable. Not relevant for setters. */ false, /* isEliminatable. Not relevant for setters. */ false, /* isAlwaysInSlot. Only relevant for getters. */ false, /* isLazilyCachedInSlot. Only relevant for getters. */ false, /* isTypedMethod. Only relevant for methods. */ 0 /* Reserved slot index, if we're stored in a slot, else 0. */ }; MOZ_CAN_RUN_SCRIPT static bool get_signal(JSContext* cx, JS::Handle obj, void* void_self, JSJitGetterCallArgs args) { AUTO_PROFILER_LABEL_DYNAMIC_FAST( "NavigateEvent", "signal", DOM, cx, uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) | uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS)); auto* self = static_cast(void_self); auto result(StrongOrRawPtr(MOZ_KnownLive(self)->Signal())); MOZ_ASSERT(!JS_IsExceptionPending(cx)); if (!GetOrCreateDOMReflector(cx, result, args.rval())) { MOZ_ASSERT(JS_IsExceptionPending(cx)); return false; } return true; } static const JSJitInfo signal_getterinfo = { { get_signal }, { prototypes::id::NavigateEvent }, { PrototypeTraits::Depth }, JSJitInfo::Getter, JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */ JSVAL_TYPE_OBJECT, /* returnType. Not relevant for setters. */ false, /* isInfallible. False in setters. */ false, /* isMovable. Not relevant for setters. */ false, /* isEliminatable. Not relevant for setters. */ false, /* isAlwaysInSlot. Only relevant for getters. */ false, /* isLazilyCachedInSlot. Only relevant for getters. */ false, /* isTypedMethod. Only relevant for methods. */ 0 /* Reserved slot index, if we're stored in a slot, else 0. */ }; MOZ_CAN_RUN_SCRIPT static bool get_formData(JSContext* cx, JS::Handle obj, void* void_self, JSJitGetterCallArgs args) { AUTO_PROFILER_LABEL_DYNAMIC_FAST( "NavigateEvent", "formData", DOM, cx, uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) | uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS)); auto* self = static_cast(void_self); auto result(StrongOrRawPtr(MOZ_KnownLive(self)->GetFormData())); MOZ_ASSERT(!JS_IsExceptionPending(cx)); SetUseCounter(obj, eUseCounter_NavigateEvent_formData_getter); if (!result) { args.rval().setNull(); return true; } if (!GetOrCreateDOMReflector(cx, result, args.rval())) { MOZ_ASSERT(JS_IsExceptionPending(cx)); return false; } return true; } static const JSJitInfo formData_getterinfo = { { get_formData }, { prototypes::id::NavigateEvent }, { PrototypeTraits::Depth }, JSJitInfo::Getter, JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */ JSVAL_TYPE_UNKNOWN, /* returnType. Not relevant for setters. */ false, /* isInfallible. False in setters. */ false, /* isMovable. Not relevant for setters. */ false, /* isEliminatable. Not relevant for setters. */ false, /* isAlwaysInSlot. Only relevant for getters. */ false, /* isLazilyCachedInSlot. Only relevant for getters. */ false, /* isTypedMethod. Only relevant for methods. */ 0 /* Reserved slot index, if we're stored in a slot, else 0. */ }; MOZ_CAN_RUN_SCRIPT static bool get_downloadRequest(JSContext* cx, JS::Handle obj, void* void_self, JSJitGetterCallArgs args) { AUTO_PROFILER_LABEL_DYNAMIC_FAST( "NavigateEvent", "downloadRequest", DOM, cx, uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) | uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS)); auto* self = static_cast(void_self); DOMString result; // NOTE: This assert does NOT call the function. static_assert(std::is_void_vGetDownloadRequest(result))>, "Should be returning void here"); MOZ_KnownLive(self)->GetDownloadRequest(result); MOZ_ASSERT(!JS_IsExceptionPending(cx)); SetUseCounter(obj, eUseCounter_NavigateEvent_downloadRequest_getter); if (!xpc::StringToJsval(cx, result, args.rval())) { return false; } return true; } static const JSJitInfo downloadRequest_getterinfo = { { get_downloadRequest }, { prototypes::id::NavigateEvent }, { PrototypeTraits::Depth }, JSJitInfo::Getter, JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */ JSVAL_TYPE_UNKNOWN, /* returnType. Not relevant for setters. */ false, /* isInfallible. False in setters. */ false, /* isMovable. Not relevant for setters. */ false, /* isEliminatable. Not relevant for setters. */ false, /* isAlwaysInSlot. Only relevant for getters. */ false, /* isLazilyCachedInSlot. Only relevant for getters. */ false, /* isTypedMethod. Only relevant for methods. */ 0 /* Reserved slot index, if we're stored in a slot, else 0. */ }; MOZ_CAN_RUN_SCRIPT static bool get_info(JSContext* cx, JS::Handle obj, void* void_self, JSJitGetterCallArgs args) { AUTO_PROFILER_LABEL_DYNAMIC_FAST( "NavigateEvent", "info", DOM, cx, uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) | uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS)); auto* self = static_cast(void_self); JS::Rooted result(cx); // NOTE: This assert does NOT call the function. static_assert(std::is_void_vGetInfo(cx, &result))>, "Should be returning void here"); MOZ_KnownLive(self)->GetInfo(cx, &result); MOZ_ASSERT(!JS_IsExceptionPending(cx)); JS::ExposeValueToActiveJS(result); args.rval().set(result); if (!MaybeWrapValue(cx, args.rval())) { return false; } return true; } static const JSJitInfo info_getterinfo = { { get_info }, { prototypes::id::NavigateEvent }, { PrototypeTraits::Depth }, JSJitInfo::Getter, JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */ JSVAL_TYPE_UNKNOWN, /* returnType. Not relevant for setters. */ false, /* isInfallible. False in setters. */ false, /* isMovable. Not relevant for setters. */ false, /* isEliminatable. Not relevant for setters. */ false, /* isAlwaysInSlot. Only relevant for getters. */ false, /* isLazilyCachedInSlot. Only relevant for getters. */ false, /* isTypedMethod. Only relevant for methods. */ 0 /* Reserved slot index, if we're stored in a slot, else 0. */ }; MOZ_CAN_RUN_SCRIPT static bool get_hasUAVisualTransition(JSContext* cx, JS::Handle obj, void* void_self, JSJitGetterCallArgs args) { AUTO_PROFILER_LABEL_DYNAMIC_FAST( "NavigateEvent", "hasUAVisualTransition", DOM, cx, uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) | uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS)); auto* self = static_cast(void_self); bool result(MOZ_KnownLive(self)->HasUAVisualTransition()); MOZ_ASSERT(!JS_IsExceptionPending(cx)); SetUseCounter(obj, eUseCounter_NavigateEvent_hasUAVisualTransition_getter); args.rval().setBoolean(result); return true; } static const JSJitInfo hasUAVisualTransition_getterinfo = { { get_hasUAVisualTransition }, { prototypes::id::NavigateEvent }, { PrototypeTraits::Depth }, JSJitInfo::Getter, JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */ JSVAL_TYPE_BOOLEAN, /* returnType. Not relevant for setters. */ true, /* isInfallible. False in setters. */ false, /* isMovable. Not relevant for setters. */ false, /* isEliminatable. Not relevant for setters. */ false, /* isAlwaysInSlot. Only relevant for getters. */ false, /* isLazilyCachedInSlot. Only relevant for getters. */ false, /* isTypedMethod. Only relevant for methods. */ 0 /* Reserved slot index, if we're stored in a slot, else 0. */ }; MOZ_CAN_RUN_SCRIPT static bool get_sourceElement(JSContext* cx, JS::Handle obj, void* void_self, JSJitGetterCallArgs args) { AUTO_PROFILER_LABEL_DYNAMIC_FAST( "NavigateEvent", "sourceElement", DOM, cx, uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) | uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS)); auto* self = static_cast(void_self); auto result(StrongOrRawPtr(MOZ_KnownLive(self)->GetSourceElement())); MOZ_ASSERT(!JS_IsExceptionPending(cx)); SetUseCounter(obj, eUseCounter_NavigateEvent_sourceElement_getter); if (!result) { args.rval().setNull(); return true; } if (!GetOrCreateDOMReflector(cx, result, args.rval())) { MOZ_ASSERT(JS_IsExceptionPending(cx)); return false; } return true; } static const JSJitInfo sourceElement_getterinfo = { { get_sourceElement }, { prototypes::id::NavigateEvent }, { PrototypeTraits::Depth }, JSJitInfo::Getter, JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */ JSVAL_TYPE_UNKNOWN, /* returnType. Not relevant for setters. */ false, /* isInfallible. False in setters. */ false, /* isMovable. Not relevant for setters. */ false, /* isEliminatable. Not relevant for setters. */ false, /* isAlwaysInSlot. Only relevant for getters. */ false, /* isLazilyCachedInSlot. Only relevant for getters. */ false, /* isTypedMethod. Only relevant for methods. */ 0 /* Reserved slot index, if we're stored in a slot, else 0. */ }; MOZ_CAN_RUN_SCRIPT static bool intercept(JSContext* cx_, JS::Handle obj, void* void_self, const JSJitMethodCallArgs& args) { BindingCallContext cx(cx_, "NavigateEvent.intercept"); AUTO_PROFILER_LABEL_DYNAMIC_FAST( "NavigateEvent", "intercept", DOM, cx, uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_METHOD) | uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS)); auto* self = static_cast(void_self); binding_detail::FastNavigationInterceptOptions arg0; if (!arg0.Init(cx, (args.hasDefined(0)) ? args[0] : JS::NullHandleValue, "Argument 1", false)) { return false; } FastErrorResult rv; // NOTE: This assert does NOT call the function. static_assert(std::is_void_vIntercept(Constify(arg0), rv))>, "Should be returning void here"); MOZ_KnownLive(self)->Intercept(Constify(arg0), rv); if (rv.MaybeSetPendingException(cx, "NavigateEvent.intercept")) [[unlikely]] { return false; } MOZ_ASSERT(!JS_IsExceptionPending(cx)); SetUseCounter(obj, eUseCounter_NavigateEvent_intercept); args.rval().setUndefined(); return true; } static const JSJitInfo intercept_methodinfo = { { (JSJitGetterOp)intercept }, { prototypes::id::NavigateEvent }, { PrototypeTraits::Depth }, JSJitInfo::Method, JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */ JSVAL_TYPE_UNDEFINED, /* returnType. Not relevant for setters. */ false, /* isInfallible. False in setters. */ false, /* isMovable. Not relevant for setters. */ false, /* isEliminatable. Not relevant for setters. */ false, /* isAlwaysInSlot. Only relevant for getters. */ false, /* isLazilyCachedInSlot. Only relevant for getters. */ false, /* isTypedMethod. Only relevant for methods. */ 0 /* Reserved slot index, if we're stored in a slot, else 0. */ }; MOZ_CAN_RUN_SCRIPT static bool scroll(JSContext* cx, JS::Handle obj, void* void_self, const JSJitMethodCallArgs& args) { AUTO_PROFILER_LABEL_DYNAMIC_FAST( "NavigateEvent", "scroll", DOM, cx, uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_METHOD) | uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS)); auto* self = static_cast(void_self); FastErrorResult rv; // NOTE: This assert does NOT call the function. static_assert(std::is_void_vScroll(rv))>, "Should be returning void here"); MOZ_KnownLive(self)->Scroll(rv); if (rv.MaybeSetPendingException(cx, "NavigateEvent.scroll")) [[unlikely]] { return false; } MOZ_ASSERT(!JS_IsExceptionPending(cx)); SetUseCounter(obj, eUseCounter_NavigateEvent_scroll); args.rval().setUndefined(); return true; } static const JSJitInfo scroll_methodinfo = { { (JSJitGetterOp)scroll }, { prototypes::id::NavigateEvent }, { PrototypeTraits::Depth }, JSJitInfo::Method, JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */ JSVAL_TYPE_UNDEFINED, /* returnType. Not relevant for setters. */ false, /* isInfallible. False in setters. */ false, /* isMovable. Not relevant for setters. */ false, /* isEliminatable. Not relevant for setters. */ false, /* isAlwaysInSlot. Only relevant for getters. */ false, /* isLazilyCachedInSlot. Only relevant for getters. */ false, /* isTypedMethod. Only relevant for methods. */ 0 /* Reserved slot index, if we're stored in a slot, else 0. */ }; MOZ_CAN_RUN_SCRIPT static bool get_isTrusted(JSContext* cx, JS::Handle obj, void* void_self, JSJitGetterCallArgs args) { AUTO_PROFILER_LABEL_DYNAMIC_FAST( "NavigateEvent", "isTrusted", DOM, cx, uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) | uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS)); auto* self = static_cast(void_self); bool result(MOZ_KnownLive(self)->IsTrusted()); MOZ_ASSERT(!JS_IsExceptionPending(cx)); args.rval().setBoolean(result); return true; } static const JSJitInfo isTrusted_getterinfo = { { get_isTrusted }, { prototypes::id::NavigateEvent }, { PrototypeTraits::Depth }, JSJitInfo::Getter, JSJitInfo::AliasDOMSets, /* aliasSet. Not relevant for setters. */ JSVAL_TYPE_BOOLEAN, /* returnType. Not relevant for setters. */ true, /* isInfallible. False in setters. */ true, /* isMovable. Not relevant for setters. */ true, /* isEliminatable. Not relevant for setters. */ false, /* isAlwaysInSlot. Only relevant for getters. */ false, /* isLazilyCachedInSlot. Only relevant for getters. */ false, /* isTypedMethod. Only relevant for methods. */ 0 /* Reserved slot index, if we're stored in a slot, else 0. */ }; static void _finalize(JS::GCContext* gcx, JSObject* obj) { mozilla::dom::NavigateEvent* self = UnwrapPossiblyNotInitializedDOMObject(obj); if (self) { JS::SetNativeObjectReservedSlot(obj, DOM_OBJECT_SLOT, JS::UndefinedValue()); ClearWrapper(self, self, obj); if (size_t mallocBytes = BindingJSObjectMallocBytes(self)) { JS::RemoveAssociatedMemory(obj, mallocBytes, JS::MemoryUse::DOMBinding); } AddForDeferredFinalization(self); } } MOZ_GLOBINIT static const JSFunctionSpec sMethods_specs[] = { JS_FNSPEC("intercept", (GenericMethod), reinterpret_cast(&intercept_methodinfo), 0, JSPROP_ENUMERATE, nullptr), JS_FNSPEC("scroll", (GenericMethod), reinterpret_cast(&scroll_methodinfo), 0, JSPROP_ENUMERATE, nullptr), JS_FS_END }; static const Prefable sMethods[] = { { nullptr, &sMethods_specs[0] }, { nullptr, nullptr } }; static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX, "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)"); static_assert(2 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX, "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)"); MOZ_GLOBINIT static const JSPropertySpec sAttributes_specs[] = { JSPropertySpec::nativeAccessors("navigationType", JSPROP_ENUMERATE, GenericGetter, &navigationType_getterinfo, nullptr, nullptr), JSPropertySpec::nativeAccessors("destination", JSPROP_ENUMERATE, GenericGetter, &destination_getterinfo, nullptr, nullptr), JSPropertySpec::nativeAccessors("canIntercept", JSPROP_ENUMERATE, GenericGetter, &canIntercept_getterinfo, nullptr, nullptr), JSPropertySpec::nativeAccessors("userInitiated", JSPROP_ENUMERATE, GenericGetter, &userInitiated_getterinfo, nullptr, nullptr), JSPropertySpec::nativeAccessors("hashChange", JSPROP_ENUMERATE, GenericGetter, &hashChange_getterinfo, nullptr, nullptr), JSPropertySpec::nativeAccessors("signal", JSPROP_ENUMERATE, GenericGetter, &signal_getterinfo, nullptr, nullptr), JSPropertySpec::nativeAccessors("formData", JSPROP_ENUMERATE, GenericGetter, &formData_getterinfo, nullptr, nullptr), JSPropertySpec::nativeAccessors("downloadRequest", JSPROP_ENUMERATE, GenericGetter, &downloadRequest_getterinfo, nullptr, nullptr), JSPropertySpec::nativeAccessors("info", JSPROP_ENUMERATE, GenericGetter, &info_getterinfo, nullptr, nullptr), JSPropertySpec::nativeAccessors("hasUAVisualTransition", JSPROP_ENUMERATE, GenericGetter, &hasUAVisualTransition_getterinfo, nullptr, nullptr), JSPropertySpec::nativeAccessors("sourceElement", JSPROP_ENUMERATE, GenericGetter, &sourceElement_getterinfo, nullptr, nullptr), JS_PS_END }; static const Prefable sAttributes[] = { { nullptr, &sAttributes_specs[0] }, { nullptr, nullptr } }; static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX, "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)"); static_assert(11 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX, "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)"); MOZ_GLOBINIT static const JSPropertySpec sUnforgeableAttributes_specs[] = { JSPropertySpec::nativeAccessors("isTrusted", JSPROP_ENUMERATE | JSPROP_PERMANENT, GenericGetter, &isTrusted_getterinfo, nullptr, nullptr), JS_PS_END }; static const Prefable sUnforgeableAttributes[] = { { nullptr, &sUnforgeableAttributes_specs[0] }, { nullptr, nullptr } }; static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX, "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)"); static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX, "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)"); static uint16_t sNativeProperties_sortedPropertyIndices[14]; static PropertyInfo sNativeProperties_propertyInfos[14]; static const NativePropertiesN<3> sNativeProperties = { false, 0, false, 0, true, 0 /* sMethods */, true, 1 /* sAttributes */, false, 0, true, 2 /* sUnforgeableAttributes */, false, 0, -1, 14, sNativeProperties_sortedPropertyIndices, { { sMethods, &sNativeProperties_propertyInfos[0] }, { sAttributes, &sNativeProperties_propertyInfos[2] }, { sUnforgeableAttributes, &sNativeProperties_propertyInfos[13] } } }; static_assert(14 < 1ull << (CHAR_BIT * sizeof(sNativeProperties.propertyInfoCount)), "We have a property info count that is oversized"); bool sNativePropertiesInited = false; const NativePropertyHooks sNativePropertyHooks = { nullptr, { sNativeProperties.Upcast(), nullptr, &sNativePropertiesInited }, prototypes::id::NavigateEvent, constructors::id::NavigateEvent, &DefaultXrayExpandoObjectClass }; static bool _constructor(JSContext* cx_, unsigned argc, JS::Value* vp) { BindingCallContext cx(cx_, "NavigateEvent constructor"); AUTO_PROFILER_LABEL_DYNAMIC_FAST( "NavigateEvent", "constructor", DOM, cx, uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS)); JS::CallArgs args = JS::CallArgsFromVp(argc, vp); JS::Rooted obj(cx, &args.callee()); if (!args.isConstructing()) { return ThrowConstructorWithoutNew(cx, "NavigateEvent"); } JS::Rooted desiredProto(cx); if (!GetDesiredProto(cx, args, prototypes::id::NavigateEvent, CreateInterfaceObjects, &desiredProto)) { return false; } if (!args.requireAtLeast(cx, "NavigateEvent constructor", 2)) { return false; } GlobalObject global(cx, obj); if (global.Failed()) { return false; } bool objIsXray = xpc::WrapperFactory::IsXrayWrapper(obj); nsAutoString arg0; if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) { return false; } RootedDictionary arg1(cx); if (!arg1.Init(cx, args[1], "Argument 2", false)) { return false; } Maybe ar; if (objIsXray) { // Since our object is an Xray, we can just CheckedUnwrapStatic: // we know Xrays have no dynamic unwrap behavior. obj = js::CheckedUnwrapStatic(obj); if (!obj) { return false; } ar.emplace(cx, obj); if (!JS_WrapObject(cx, &desiredProto)) { return false; } if (!JS_WrapValue(cx, JS::MutableHandle::fromMarkedLocation(&arg1.mInfo))) { return false; } } auto result(StrongOrRawPtr(mozilla::dom::NavigateEvent::Constructor(global, NonNullHelper(Constify(arg0)), Constify(arg1)))); MOZ_ASSERT(!JS_IsExceptionPending(cx)); static_assert(!std::is_pointer_v, "NewObject implies that we need to keep the object alive with a strong reference."); if (!GetOrCreateDOMReflector(cx, result, args.rval(), desiredProto)) { MOZ_ASSERT(JS_IsExceptionPending(cx)); return false; } return true; } static const DOMInterfaceInfo sInterfaceObjectInfo = { { _constructor, &sNativePropertyHooks }, Event_Binding::GetConstructorObjectHandle, PrototypeTraits::Depth, prototypes::id::NavigateEvent, true, 2, "NavigateEvent", }; static const DOMIfaceAndProtoJSClass sPrototypeClass = { { "NavigateEventPrototype", JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_PROTO_SLOTS_BASE + 1 /* slot for the JSObject holding the unforgeable properties */), JS_NULL_CLASS_OPS, JS_NULL_CLASS_SPEC, JS_NULL_CLASS_EXT, JS_NULL_OBJECT_OPS }, eInterfacePrototype, prototypes::id::NavigateEvent, PrototypeTraits::Depth, &sNativePropertyHooks, Event_Binding::GetProtoObject }; bool ConstructorEnabled(JSContext* aCx, JS::Handle aObj) { return Navigation::IsAPIEnabled(aCx, aObj); } static JS::Handle GetProtoObjectHandle(JSContext* aCx); static const JSClassOps sClassOps = { nullptr, /* addProperty */ nullptr, /* delProperty */ nullptr, /* enumerate */ nullptr, /* newEnumerate */ nullptr, /* resolve */ nullptr, /* mayResolve */ _finalize, /* finalize */ nullptr, /* call */ nullptr, /* construct */ nullptr, /* trace */ }; static const DOMJSClass sClass = { { "NavigateEvent", JSCLASS_IS_DOMJSCLASS | JSCLASS_FOREGROUND_FINALIZE | JSCLASS_HAS_RESERVED_SLOTS(1) | JSCLASS_SKIP_NURSERY_FINALIZE | JSCLASS_PRESERVES_WRAPPER, &sClassOps, JS_NULL_CLASS_SPEC, &NativeTypeHelpers::sClassExtension, JS_NULL_OBJECT_OPS }, { prototypes::id::Event, prototypes::id::NavigateEvent, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count }, std::is_base_of_v, &sNativePropertyHooks, GetProtoObjectHandle, GetCCParticipant::Get(), nullptr, NativeTypeHelpers::GetWrapperCache }; static_assert(1 == DOM_INSTANCE_RESERVED_SLOTS, "Must have the right minimal number of reserved slots."); static_assert(1 >= 1, "Must have enough reserved slots."); bool Wrap(JSContext* aCx, mozilla::dom::NavigateEvent* aObject, nsWrapperCache* aCache, JS::Handle aGivenProto, JS::MutableHandle aReflector) { static_assert(!std::is_base_of_v, "Shouldn't have wrappercached things that are not refcounted."); static_assert(std::is_same_v); MOZ_ASSERT(static_cast(aObject) == reinterpret_cast(aObject), "Multiple inheritance for mozilla::dom::Event is broken."); MOZ_ASSERT(ToSupportsIsCorrect(aObject)); MOZ_ASSERT_IF(aGivenProto, js::IsObjectInContextCompartment(aGivenProto, aCx)); MOZ_ASSERT(!aCache->GetWrapper(), "You should probably not be using Wrap() directly; use " "GetOrCreateDOMReflector instead"); MOZ_ASSERT(ToSupportsIsOnPrimaryInheritanceChain(aObject, aCache), "nsISupports must be on our primary inheritance chain"); // If the wrapper cache contains a dead reflector then finalize that // now, ensuring that the finalizer for the old reflector always // runs before the new reflector is created and attached. This // avoids the awkward situation where there are multiple reflector // objects that contain pointers to the same native. if (JSObject* oldReflector = aCache->GetWrapperMaybeDead()) { _finalize(nullptr /* unused */, oldReflector); MOZ_ASSERT(!aCache->GetWrapperMaybeDead()); } JS::Rooted global(aCx, FindAssociatedGlobal(aCx, aObject->GetParentObject())); if (!global) { return false; } MOZ_ASSERT(JS_IsGlobalObject(global)); JS::AssertObjectIsNotGray(global); // That might have ended up wrapping us already, due to the wonders // of XBL. Check for that, and bail out as needed. aReflector.set(aCache->GetWrapper()); if (aReflector) { #ifdef DEBUG AssertReflectorHasGivenProto(aCx, aReflector, aGivenProto); #endif // DEBUG return true; } JSAutoRealm ar(aCx, global); JS::Handle canonicalProto = GetProtoObjectHandle(aCx); if (!canonicalProto) { return false; } JS::Rooted proto(aCx); if (aGivenProto) { proto = aGivenProto; // Unfortunately, while aGivenProto was in the compartment of aCx // coming in, we changed compartments to that of "parent" so may need // to wrap the proto here. if (js::GetContextCompartment(aCx) != JS::GetCompartment(proto)) { if (!JS_WrapObject(aCx, &proto)) { return false; } } } else { proto = canonicalProto; } BindingJSObjectCreator creator(aCx); creator.CreateObject(aCx, sClass.ToJSClass(), proto, aObject, aReflector); if (!aReflector) { return false; } aCache->SetWrapper(aReflector); // Important: do unforgeable property setup after we have handed // over ownership of the C++ object to obj as needed, so that if // we fail and it ends up GCed it won't have problems in the // finalizer trying to drop its ownership of the C++ object. JS::Rooted unforgeableHolder(aCx, &JS::GetNativeObjectReservedSlot(canonicalProto, DOM_INTERFACE_PROTO_SLOTS_BASE).toObject()); if (!JS_InitializePropertiesFromCompatibleNativeObject(aCx, aReflector, unforgeableHolder)) { aCache->ReleaseWrapper(aObject); aCache->ClearWrapperOnWrapFailure(); return false; } creator.InitializationSucceeded(); MOZ_ASSERT(aCache->GetWrapperPreserveColor() && aCache->GetWrapperPreserveColor() == aReflector); // If proto != canonicalProto, we have to preserve our wrapper; // otherwise we won't be able to properly recreate it later, since // we won't know what proto to use. Note that we don't check // aGivenProto here, since it's entirely possible (and even // somewhat common) to have a non-null aGivenProto which is the // same as canonicalProto. if (proto != canonicalProto) { PreserveWrapper(aObject); } return true; } void CreateInterfaceObjects(JSContext* aCx, JS::Handle aGlobal, ProtoAndIfaceCache& aProtoAndIfaceCache, DefineInterfaceProperty aDefineOnGlobal) { JS::Heap* protoCache = &aProtoAndIfaceCache.EntrySlotOrCreate(prototypes::id::NavigateEvent); JS::Heap* interfaceCache = &aProtoAndIfaceCache.EntrySlotOrCreate(constructors::id::NavigateEvent); JS::Handle parentProto(Event_Binding::GetProtoObjectHandle(aCx)); if (!parentProto) { return; } JS::Handle constructorProto(Event_Binding::GetConstructorObjectHandle(aCx)); if (!constructorProto) { return; } dom::CreateInterfaceObjects(aCx, aGlobal, parentProto, &sPrototypeClass, protoCache, constructorProto, &sInterfaceObjectInfo, 2, false, Span{}, interfaceCache, sNativeProperties.Upcast(), nullptr, "NavigateEvent", ShouldExpose(aCx, aGlobal, aDefineOnGlobal), nullptr, false, nullptr); JS::AssertObjectIsNotGray(*protoCache); JS::Handle proto = JS::Handle::fromMarkedLocation(protoCache->unsafeAddress()); if (!proto) { *protoCache = nullptr; if (interfaceCache) { *interfaceCache = nullptr; } return; } JS::Rooted unforgeableHolder( aCx, JS_NewObjectWithoutMetadata(aCx, sClass.ToJSClass(), proto)); if (!unforgeableHolder) { *protoCache = nullptr; if (interfaceCache) { *interfaceCache = nullptr; } return; } if (!DefineLegacyUnforgeableAttributes(aCx, unforgeableHolder, sUnforgeableAttributes)) { *protoCache = nullptr; if (interfaceCache) { *interfaceCache = nullptr; } return; } if (*protoCache) { JS::SetNativeObjectReservedSlot(*protoCache, DOM_INTERFACE_PROTO_SLOTS_BASE, JS::ObjectValue(*unforgeableHolder)); } } static JS::Handle GetProtoObjectHandle(JSContext* aCx) { /* Get the interface prototype object for this class. This will create the object as needed. */ return GetPerInterfaceObjectHandle(aCx, prototypes::id::NavigateEvent, &CreateInterfaceObjects, DefineInterfaceProperty::CheckExposure); } JS::Handle GetConstructorObjectHandle(JSContext* aCx) { /* Get the interface object for this class. This will create the object as needed. */ return GetPerInterfaceObjectHandle(aCx, constructors::id::NavigateEvent, &CreateInterfaceObjects, DefineInterfaceProperty::CheckExposure); } } // namespace NavigateEvent_Binding } // namespace dom } // namespace mozilla