| /* |
| This file is part of the Blink open source project. |
| This file has been auto-generated by CodeGeneratorV8.pm. 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., 59 Temple Place - Suite 330, |
| Boston, MA 02111-1307, USA. |
| */ |
| |
| #include "config.h" |
| #include "V8TestException.h" |
| |
| #include "RuntimeEnabledFeatures.h" |
| #include "bindings/v8/ScriptController.h" |
| #include "bindings/v8/V8Binding.h" |
| #include "bindings/v8/V8DOMWrapper.h" |
| #include "core/dom/ContextFeatures.h" |
| #include "core/page/Frame.h" |
| #include "wtf/UnusedParam.h" |
| |
| #if ENABLE(BINDING_INTEGRITY) |
| #if defined(OS_WIN) |
| #pragma warning(disable: 4483) |
| extern "C" { extern void (*const __identifier("??_7TestException@WebCore@@6B@")[])(); } |
| #else |
| extern "C" { extern void* _ZTVN7WebCore13TestExceptionE[]; } |
| #endif |
| #endif // ENABLE(BINDING_INTEGRITY) |
| |
| namespace WebCore { |
| |
| #if ENABLE(BINDING_INTEGRITY) |
| // This checks if a DOM object that is about to be wrapped is valid. |
| // Specifically, it checks that a vtable of the DOM object is equal to |
| // a vtable of an expected class. |
| // Due to a dangling pointer, the DOM object you are wrapping might be |
| // already freed or realloced. If freed, the check will fail because |
| // a free list pointer should be stored at the head of the DOM object. |
| // If realloced, the check will fail because the vtable of the DOM object |
| // differs from the expected vtable (unless the same class of DOM object |
| // is realloced on the slot). |
| inline void checkTypeOrDieTrying(TestException* object) |
| { |
| void* actualVTablePointer = *(reinterpret_cast<void**>(object)); |
| #if defined(OS_WIN) |
| void* expectedVTablePointer = reinterpret_cast<void*>(__identifier("??_7TestException@WebCore@@6B@")); |
| #else |
| void* expectedVTablePointer = &_ZTVN7WebCore13TestExceptionE[2]; |
| #endif |
| if (actualVTablePointer != expectedVTablePointer) |
| CRASH(); |
| } |
| #endif // ENABLE(BINDING_INTEGRITY) |
| |
| #if defined(OS_WIN) |
| // In ScriptWrappable, the use of extern function prototypes inside templated static methods has an issue on windows. |
| // These prototypes do not pick up the surrounding namespace, so drop out of WebCore as a workaround. |
| } // namespace WebCore |
| using WebCore::ScriptWrappable; |
| using WebCore::V8TestException; |
| using WebCore::TestException; |
| #endif |
| void initializeScriptWrappableForInterface(TestException* object) |
| { |
| if (ScriptWrappable::wrapperCanBeStoredInObject(object)) |
| ScriptWrappable::setTypeInfoInObject(object, &V8TestException::info); |
| } |
| #if defined(OS_WIN) |
| namespace WebCore { |
| #endif |
| WrapperTypeInfo V8TestException::info = { V8TestException::GetTemplate, V8TestException::derefObject, 0, 0, 0, V8TestException::installPerContextPrototypeProperties, 0, WrapperTypeErrorPrototype }; |
| |
| namespace TestExceptionV8Internal { |
| |
| template <typename T> void V8_USE(T) { } |
| |
| static v8::Handle<v8::Value> nameAttrGetter(v8::Local<v8::String> name, const v8::AccessorInfo& info) |
| { |
| TestException* imp = V8TestException::toNative(info.Holder()); |
| return v8String(imp->name(), info.GetIsolate(), ReturnUnsafeHandle); |
| } |
| |
| static v8::Handle<v8::Value> nameAttrGetterCallback(v8::Local<v8::String> name, const v8::AccessorInfo& info) |
| { |
| return TestExceptionV8Internal::nameAttrGetter(name, info); |
| } |
| |
| } // namespace TestExceptionV8Internal |
| |
| static const V8DOMConfiguration::BatchedAttribute V8TestExceptionAttrs[] = { |
| // Attribute 'name' (Type: 'attribute' ExtAttr: '') |
| {"name", TestExceptionV8Internal::nameAttrGetterCallback, 0, 0, 0, 0 /* no data */, static_cast<v8::AccessControl>(v8::DEFAULT), static_cast<v8::PropertyAttribute>(v8::None), 0 /* on instance */}, |
| }; |
| |
| static v8::Persistent<v8::FunctionTemplate> ConfigureV8TestExceptionTemplate(v8::Persistent<v8::FunctionTemplate> desc, v8::Isolate* isolate, WrapperWorldType currentWorldType) |
| { |
| desc->ReadOnlyPrototype(); |
| |
| v8::Local<v8::Signature> defaultSignature; |
| defaultSignature = V8DOMConfiguration::configureTemplate(desc, "TestException", v8::Persistent<v8::FunctionTemplate>(), V8TestException::internalFieldCount, |
| V8TestExceptionAttrs, WTF_ARRAY_LENGTH(V8TestExceptionAttrs), |
| 0, 0, isolate, currentWorldType); |
| UNUSED_PARAM(defaultSignature); // In some cases, it will not be used. |
| |
| // Custom toString template |
| desc->Set(v8::String::NewSymbol("toString"), V8PerIsolateData::current()->toStringTemplate()); |
| return desc; |
| } |
| |
| v8::Persistent<v8::FunctionTemplate> V8TestException::GetTemplate(v8::Isolate* isolate, WrapperWorldType currentWorldType) |
| { |
| V8PerIsolateData* data = V8PerIsolateData::from(isolate); |
| V8PerIsolateData::TemplateMap::iterator result = data->templateMap(currentWorldType).find(&info); |
| if (result != data->templateMap(currentWorldType).end()) |
| return result->value; |
| |
| v8::HandleScope handleScope; |
| v8::Persistent<v8::FunctionTemplate> templ = |
| ConfigureV8TestExceptionTemplate(data->rawTemplate(&info, currentWorldType), isolate, currentWorldType); |
| data->templateMap(currentWorldType).add(&info, templ); |
| return templ; |
| } |
| |
| bool V8TestException::HasInstance(v8::Handle<v8::Value> value, v8::Isolate* isolate, WrapperWorldType currentWorldType) |
| { |
| return V8PerIsolateData::from(isolate)->hasInstance(&info, value, currentWorldType); |
| } |
| |
| bool V8TestException::HasInstanceInAnyWorld(v8::Handle<v8::Value> value, v8::Isolate* isolate) |
| { |
| return V8PerIsolateData::from(isolate)->hasInstance(&info, value, MainWorld) |
| || V8PerIsolateData::from(isolate)->hasInstance(&info, value, IsolatedWorld) |
| || V8PerIsolateData::from(isolate)->hasInstance(&info, value, WorkerWorld); |
| } |
| |
| |
| v8::Handle<v8::Object> V8TestException::createWrapper(PassRefPtr<TestException> impl, v8::Handle<v8::Object> creationContext, v8::Isolate* isolate) |
| { |
| ASSERT(impl.get()); |
| ASSERT(DOMDataStore::getWrapper(impl.get(), isolate).IsEmpty()); |
| |
| #if ENABLE(BINDING_INTEGRITY) |
| checkTypeOrDieTrying(impl.get()); |
| #endif |
| |
| v8::Handle<v8::Object> wrapper = V8DOMWrapper::createWrapper(creationContext, &info, impl.get(), isolate); |
| if (UNLIKELY(wrapper.IsEmpty())) |
| return wrapper; |
| |
| installPerContextProperties(wrapper, impl.get(), isolate); |
| V8DOMWrapper::associateObjectWithWrapper(impl, &info, wrapper, isolate, hasDependentLifetime ? WrapperConfiguration::Dependent : WrapperConfiguration::Independent); |
| return wrapper; |
| } |
| void V8TestException::derefObject(void* object) |
| { |
| static_cast<TestException*>(object)->deref(); |
| } |
| |
| } // namespace WebCore |