/* This file is part of the WebKit open source project. This file has been generated by generate-bindings.pl. DO NOT MODIFY! This library is free software; you can redistribute it and/or modify it under the terms of the GNU Library General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License for more details. You should have received a copy of the GNU Library General Public License along with this library; see the file COPYING.LIB. If not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ #include "config.h" #include "JSCustomEvent.h" #include "ActiveDOMObject.h" #include "ExtendedDOMClientIsoSubspaces.h" #include "ExtendedDOMIsoSubspaces.h" #include "IDLTypes.h" #include "JSDOMAttribute.h" #include "JSDOMBinding.h" #include "JSDOMConstructor.h" #include "JSDOMConvertAny.h" #include "JSDOMConvertBase.h" #include "JSDOMConvertBoolean.h" #include "JSDOMConvertInterface.h" #include "JSDOMConvertStrings.h" #include "JSDOMExceptionHandling.h" #include "JSDOMGlobalObjectInlines.h" #include "JSDOMOperation.h" #include "JSDOMWrapperCache.h" #include "ScriptExecutionContext.h" #include "WebCoreJSClientData.h" #include #include #include #include #include #include #include #include namespace WebCore { using namespace JSC; template<> CustomEvent::Init convertDictionary(JSGlobalObject& lexicalGlobalObject, JSValue value) { VM& vm = JSC::getVM(&lexicalGlobalObject); auto throwScope = DECLARE_THROW_SCOPE(vm); bool isNullOrUndefined = value.isUndefinedOrNull(); auto* object = isNullOrUndefined ? nullptr : value.getObject(); if (UNLIKELY(!isNullOrUndefined && !object)) { throwTypeError(&lexicalGlobalObject, throwScope); return {}; } CustomEvent::Init result; JSValue bubblesValue; if (isNullOrUndefined) bubblesValue = jsUndefined(); else { bubblesValue = object->get(&lexicalGlobalObject, Identifier::fromString(vm, "bubbles")); RETURN_IF_EXCEPTION(throwScope, {}); } if (!bubblesValue.isUndefined()) { result.bubbles = convert(lexicalGlobalObject, bubblesValue); RETURN_IF_EXCEPTION(throwScope, {}); } else result.bubbles = false; JSValue cancelableValue; if (isNullOrUndefined) cancelableValue = jsUndefined(); else { cancelableValue = object->get(&lexicalGlobalObject, Identifier::fromString(vm, "cancelable")); RETURN_IF_EXCEPTION(throwScope, {}); } if (!cancelableValue.isUndefined()) { result.cancelable = convert(lexicalGlobalObject, cancelableValue); RETURN_IF_EXCEPTION(throwScope, {}); } else result.cancelable = false; JSValue composedValue; if (isNullOrUndefined) composedValue = jsUndefined(); else { composedValue = object->get(&lexicalGlobalObject, Identifier::fromString(vm, "composed")); RETURN_IF_EXCEPTION(throwScope, {}); } if (!composedValue.isUndefined()) { result.composed = convert(lexicalGlobalObject, composedValue); RETURN_IF_EXCEPTION(throwScope, {}); } else result.composed = false; JSValue detailValue; if (isNullOrUndefined) detailValue = jsUndefined(); else { detailValue = object->get(&lexicalGlobalObject, Identifier::fromString(vm, "detail")); RETURN_IF_EXCEPTION(throwScope, {}); } if (!detailValue.isUndefined()) { result.detail = convert(lexicalGlobalObject, detailValue); RETURN_IF_EXCEPTION(throwScope, {}); } else result.detail = jsNull(); return result; } // Functions static JSC_DECLARE_HOST_FUNCTION(jsCustomEventPrototypeFunction_initCustomEvent); // Attributes static JSC_DECLARE_CUSTOM_GETTER(jsCustomEventConstructor); static JSC_DECLARE_CUSTOM_GETTER(jsCustomEvent_detail); class JSCustomEventPrototype final : public JSC::JSNonFinalObject { public: using Base = JSC::JSNonFinalObject; static JSCustomEventPrototype* create(JSC::VM& vm, JSDOMGlobalObject* globalObject, JSC::Structure* structure) { JSCustomEventPrototype* ptr = new (NotNull, JSC::allocateCell(vm)) JSCustomEventPrototype(vm, globalObject, structure); ptr->finishCreation(vm); return ptr; } DECLARE_INFO; template static JSC::GCClient::IsoSubspace* subspaceFor(JSC::VM& vm) { STATIC_ASSERT_ISO_SUBSPACE_SHARABLE(JSCustomEventPrototype, Base); return &vm.plainObjectSpace(); } static JSC::Structure* createStructure(JSC::VM& vm, JSC::JSGlobalObject* globalObject, JSC::JSValue prototype) { return JSC::Structure::create(vm, globalObject, prototype, JSC::TypeInfo(JSC::ObjectType, StructureFlags), info()); } private: JSCustomEventPrototype(JSC::VM& vm, JSC::JSGlobalObject*, JSC::Structure* structure) : JSC::JSNonFinalObject(vm, structure) { } void finishCreation(JSC::VM&); }; STATIC_ASSERT_ISO_SUBSPACE_SHARABLE(JSCustomEventPrototype, JSCustomEventPrototype::Base); using JSCustomEventDOMConstructor = JSDOMConstructor; template<> EncodedJSValue JSC_HOST_CALL_ATTRIBUTES JSCustomEventDOMConstructor::construct(JSGlobalObject* lexicalGlobalObject, CallFrame* callFrame) { VM& vm = lexicalGlobalObject->vm(); auto throwScope = DECLARE_THROW_SCOPE(vm); auto* castedThis = jsCast(callFrame->jsCallee()); ASSERT(castedThis); if (UNLIKELY(callFrame->argumentCount() < 1)) return throwVMError(lexicalGlobalObject, throwScope, createNotEnoughArgumentsError(lexicalGlobalObject)); EnsureStillAliveScope argument0 = callFrame->uncheckedArgument(0); auto type = convert(*lexicalGlobalObject, argument0.value()); RETURN_IF_EXCEPTION(throwScope, encodedJSValue()); EnsureStillAliveScope argument1 = callFrame->argument(1); auto eventInitDict = convert>(*lexicalGlobalObject, argument1.value()); RETURN_IF_EXCEPTION(throwScope, encodedJSValue()); auto object = CustomEvent::create(WTFMove(type), WTFMove(eventInitDict)); if constexpr (IsExceptionOr) RETURN_IF_EXCEPTION(throwScope, {}); static_assert(TypeOrExceptionOrUnderlyingType::isRef); auto jsValue = toJSNewlyCreated>(*lexicalGlobalObject, *castedThis->globalObject(), throwScope, WTFMove(object)); if constexpr (IsExceptionOr) RETURN_IF_EXCEPTION(throwScope, {}); setSubclassStructureIfNeeded(lexicalGlobalObject, callFrame, asObject(jsValue)); RETURN_IF_EXCEPTION(throwScope, {}); return JSValue::encode(jsValue); } JSC_ANNOTATE_HOST_FUNCTION(JSCustomEventDOMConstructorConstruct, JSCustomEventDOMConstructor::construct); template<> const ClassInfo JSCustomEventDOMConstructor::s_info = { "CustomEvent"_s, &Base::s_info, nullptr, nullptr, CREATE_METHOD_TABLE(JSCustomEventDOMConstructor) }; template<> JSValue JSCustomEventDOMConstructor::prototypeForStructure(JSC::VM& vm, const JSDOMGlobalObject& globalObject) { return JSEvent::getConstructor(vm, &globalObject); } template<> void JSCustomEventDOMConstructor::initializeProperties(VM& vm, JSDOMGlobalObject& globalObject) { putDirect(vm, vm.propertyNames->length, jsNumber(1), JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::DontEnum); JSString* nameString = jsNontrivialString(vm, "CustomEvent"_s); m_originalName.set(vm, this, nameString); putDirect(vm, vm.propertyNames->name, nameString, JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::DontEnum); putDirect(vm, vm.propertyNames->prototype, JSCustomEvent::prototype(vm, globalObject), JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::DontDelete); } /* Hash table for prototype */ static const HashTableValue JSCustomEventPrototypeTableValues[] = { { "constructor", static_cast(JSC::PropertyAttribute::DontEnum), NoIntrinsic, { (intptr_t) static_cast(jsCustomEventConstructor), (intptr_t) static_cast(0) } }, { "detail", static_cast(JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::CustomAccessor | JSC::PropertyAttribute::DOMAttribute), NoIntrinsic, { (intptr_t) static_cast(jsCustomEvent_detail), (intptr_t) static_cast(0) } }, { "initCustomEvent", static_cast(JSC::PropertyAttribute::Function), NoIntrinsic, { (intptr_t) static_cast(jsCustomEventPrototypeFunction_initCustomEvent), (intptr_t)(1) } }, }; const ClassInfo JSCustomEventPrototype::s_info = { "CustomEvent"_s, &Base::s_info, nullptr, nullptr, CREATE_METHOD_TABLE(JSCustomEventPrototype) }; void JSCustomEventPrototype::finishCreation(VM& vm) { Base::finishCreation(vm); reifyStaticProperties(vm, JSCustomEvent::info(), JSCustomEventPrototypeTableValues, *this); JSC_TO_STRING_TAG_WITHOUT_TRANSITION(); } const ClassInfo JSCustomEvent::s_info = { "CustomEvent"_s, &Base::s_info, nullptr, nullptr, CREATE_METHOD_TABLE(JSCustomEvent) }; JSCustomEvent::JSCustomEvent(Structure* structure, JSDOMGlobalObject& globalObject, Ref&& impl) : JSEvent(structure, globalObject, WTFMove(impl)) { } void JSCustomEvent::finishCreation(VM& vm) { Base::finishCreation(vm); ASSERT(inherits(vm, info())); // static_assert(!std::is_base_of::value, "Interface is not marked as [ActiveDOMObject] even though implementation class subclasses ActiveDOMObject."); } JSObject* JSCustomEvent::createPrototype(VM& vm, JSDOMGlobalObject& globalObject) { return JSCustomEventPrototype::create(vm, &globalObject, JSCustomEventPrototype::createStructure(vm, &globalObject, JSEvent::prototype(vm, globalObject))); } JSObject* JSCustomEvent::prototype(VM& vm, JSDOMGlobalObject& globalObject) { return getDOMPrototype(vm, globalObject); } JSValue JSCustomEvent::getConstructor(VM& vm, const JSGlobalObject* globalObject) { return getDOMConstructor(vm, *jsCast(globalObject)); } JSC_DEFINE_CUSTOM_GETTER(jsCustomEventConstructor, (JSGlobalObject * lexicalGlobalObject, EncodedJSValue thisValue, PropertyName)) { VM& vm = JSC::getVM(lexicalGlobalObject); auto throwScope = DECLARE_THROW_SCOPE(vm); auto* prototype = jsDynamicCast(vm, JSValue::decode(thisValue)); if (UNLIKELY(!prototype)) return throwVMTypeError(lexicalGlobalObject, throwScope); return JSValue::encode(JSCustomEvent::getConstructor(JSC::getVM(lexicalGlobalObject), prototype->globalObject())); } static inline JSValue jsCustomEvent_detailGetter(JSGlobalObject& lexicalGlobalObject, JSCustomEvent& thisObject) { UNUSED_PARAM(lexicalGlobalObject); return thisObject.detail(lexicalGlobalObject); } JSC_DEFINE_CUSTOM_GETTER(jsCustomEvent_detail, (JSGlobalObject * lexicalGlobalObject, EncodedJSValue thisValue, PropertyName attributeName)) { return IDLAttribute::get(*lexicalGlobalObject, thisValue, attributeName); } static inline JSC::EncodedJSValue jsCustomEventPrototypeFunction_initCustomEventBody(JSC::JSGlobalObject* lexicalGlobalObject, JSC::CallFrame* callFrame, typename IDLOperation::ClassParameter castedThis) { auto& vm = JSC::getVM(lexicalGlobalObject); auto throwScope = DECLARE_THROW_SCOPE(vm); UNUSED_PARAM(throwScope); UNUSED_PARAM(callFrame); auto& impl = castedThis->wrapped(); if (UNLIKELY(callFrame->argumentCount() < 1)) return throwVMError(lexicalGlobalObject, throwScope, createNotEnoughArgumentsError(lexicalGlobalObject)); EnsureStillAliveScope argument0 = callFrame->uncheckedArgument(0); auto type = convert(*lexicalGlobalObject, argument0.value()); RETURN_IF_EXCEPTION(throwScope, encodedJSValue()); EnsureStillAliveScope argument1 = callFrame->argument(1); auto bubbles = convert(*lexicalGlobalObject, argument1.value()); RETURN_IF_EXCEPTION(throwScope, encodedJSValue()); EnsureStillAliveScope argument2 = callFrame->argument(2); auto cancelable = convert(*lexicalGlobalObject, argument2.value()); RETURN_IF_EXCEPTION(throwScope, encodedJSValue()); EnsureStillAliveScope argument3 = callFrame->argument(3); auto detail = argument3.value().isUndefined() ? jsNull() : convert(*lexicalGlobalObject, argument3.value()); RETURN_IF_EXCEPTION(throwScope, encodedJSValue()); RELEASE_AND_RETURN(throwScope, JSValue::encode(toJS(*lexicalGlobalObject, throwScope, [&]() -> decltype(auto) { return impl.initCustomEvent(WTFMove(type), WTFMove(bubbles), WTFMove(cancelable), WTFMove(detail)); }))); } JSC_DEFINE_HOST_FUNCTION(jsCustomEventPrototypeFunction_initCustomEvent, (JSGlobalObject * lexicalGlobalObject, CallFrame* callFrame)) { return IDLOperation::call(*lexicalGlobalObject, *callFrame, "initCustomEvent"); } JSC::GCClient::IsoSubspace* JSCustomEvent::subspaceForImpl(JSC::VM& vm) { return WebCore::subspaceForImpl( vm, [](auto& spaces) { return spaces.m_clientSubspaceForCustomEvent.get(); }, [](auto& spaces, auto&& space) { spaces.m_clientSubspaceForCustomEvent = WTFMove(space); }, [](auto& spaces) { return spaces.m_subspaceForCustomEvent.get(); }, [](auto& spaces, auto&& space) { spaces.m_subspaceForCustomEvent = WTFMove(space); }); } template void JSCustomEvent::visitChildrenImpl(JSCell* cell, Visitor& visitor) { auto* thisObject = jsCast(cell); ASSERT_GC_OBJECT_INHERITS(thisObject, info()); Base::visitChildren(thisObject, visitor); thisObject->visitAdditionalChildren(visitor); } DEFINE_VISIT_CHILDREN(JSCustomEvent); template void JSCustomEvent::visitOutputConstraints(JSCell* cell, Visitor& visitor) { auto* thisObject = jsCast(cell); ASSERT_GC_OBJECT_INHERITS(thisObject, info()); Base::visitOutputConstraints(thisObject, visitor); thisObject->visitAdditionalChildren(visitor); } template void JSCustomEvent::visitOutputConstraints(JSCell*, AbstractSlotVisitor&); template void JSCustomEvent::visitOutputConstraints(JSCell*, SlotVisitor&); void JSCustomEvent::analyzeHeap(JSCell* cell, HeapAnalyzer& analyzer) { auto* thisObject = jsCast(cell); analyzer.setWrappedObjectForCell(cell, &thisObject->wrapped()); if (thisObject->scriptExecutionContext()) analyzer.setLabelForCell(cell, "url " + thisObject->scriptExecutionContext()->url().string()); Base::analyzeHeap(cell, analyzer); } #if ENABLE(BINDING_INTEGRITY) #if PLATFORM(WIN) #pragma warning(disable : 4483) extern "C" { extern void (*const __identifier("??_7CustomEvent@WebCore@@6B@")[])(); } #else extern "C" { extern void* _ZTVN7WebCore11CustomEventE[]; } #endif #endif JSC::JSValue toJSNewlyCreated(JSC::JSGlobalObject*, JSDOMGlobalObject* globalObject, Ref&& impl) { // if constexpr (std::is_polymorphic_v) { // #if ENABLE(BINDING_INTEGRITY) // const void* actualVTablePointer = getVTablePointer(impl.ptr()); // #if PLATFORM(WIN) // void* expectedVTablePointer = __identifier("??_7CustomEvent@WebCore@@6B@"); // #else // void* expectedVTablePointer = &_ZTVN7WebCore11CustomEventE[2]; // #endif // // If you hit this assertion you either have a use after free bug, or // // CustomEvent has subclasses. If CustomEvent has subclasses that get passed // // to toJS() we currently require CustomEvent you to opt out of binding hardening // // by adding the SkipVTableValidation attribute to the interface IDL definition // RELEASE_ASSERT(actualVTablePointer == expectedVTablePointer); // #endif // } return createWrapper(globalObject, WTFMove(impl)); } JSC::JSValue toJS(JSC::JSGlobalObject* lexicalGlobalObject, JSDOMGlobalObject* globalObject, CustomEvent& impl) { return wrap(lexicalGlobalObject, globalObject, impl); } }