| /* |
| * Copyright 2016 Google Inc. All Rights Reserved. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| // This file has been auto-generated by bindings/code_generator_cobalt.py. DO NOT MODIFY! |
| // Auto-generated from template: bindings/mozjs/templates/interface.cc.template |
| |
| // clang-format off |
| |
| #include "MozjsCallbackInterfaceInterface.h" |
| |
| #include "base/debug/trace_event.h" |
| #include "cobalt/base/polymorphic_downcast.h" |
| #include "cobalt/script/global_environment.h" |
| #include "cobalt/script/opaque_handle.h" |
| #include "cobalt/script/script_object.h" |
| #include "MozjsSingleOperationInterface.h" |
| #include "cobalt/bindings/testing/single_operation_interface.h" |
| |
| #include "base/lazy_instance.h" |
| #include "cobalt/script/mozjs/callback_function_conversion.h" |
| #include "cobalt/script/exception_state.h" |
| #include "cobalt/script/mozjs/conversion_helpers.h" |
| #include "cobalt/script/mozjs/mozjs_exception_state.h" |
| #include "cobalt/script/mozjs/mozjs_callback_function.h" |
| #include "cobalt/script/mozjs/mozjs_global_environment.h" |
| #include "cobalt/script/mozjs/mozjs_object_handle.h" |
| #include "cobalt/script/mozjs/mozjs_property_enumerator.h" |
| #include "cobalt/script/mozjs/mozjs_user_object_holder.h" |
| #include "cobalt/script/mozjs/proxy_handler.h" |
| #include "cobalt/script/mozjs/type_traits.h" |
| #include "cobalt/script/mozjs/wrapper_factory.h" |
| #include "cobalt/script/mozjs/wrapper_private.h" |
| #include "cobalt/script/property_enumerator.h" |
| #include "third_party/mozjs/js/src/jsapi.h" |
| #include "third_party/mozjs/js/src/jsfriendapi.h" |
| |
| namespace { |
| using cobalt::bindings::testing::CallbackInterfaceInterface; |
| using cobalt::bindings::testing::MozjsCallbackInterfaceInterface; |
| using cobalt::bindings::testing::MozjsSingleOperationInterface; |
| using cobalt::bindings::testing::SingleOperationInterface; |
| using cobalt::script::CallbackInterfaceTraits; |
| using cobalt::script::GlobalEnvironment; |
| using cobalt::script::OpaqueHandle; |
| using cobalt::script::OpaqueHandleHolder; |
| using cobalt::script::ScriptObject; |
| using cobalt::script::Wrappable; |
| |
| using cobalt::script::CallbackFunction; |
| using cobalt::script::CallbackInterfaceTraits; |
| using cobalt::script::ExceptionState; |
| using cobalt::script::mozjs::FromJSValue; |
| using cobalt::script::mozjs::kConversionFlagNullable; |
| using cobalt::script::mozjs::kConversionFlagRestricted; |
| using cobalt::script::mozjs::kConversionFlagTreatNullAsEmptyString; |
| using cobalt::script::mozjs::kConversionFlagTreatUndefinedAsEmptyString; |
| using cobalt::script::mozjs::kNoConversionFlags; |
| using cobalt::script::mozjs::InterfaceData; |
| using cobalt::script::mozjs::MozjsCallbackFunction; |
| using cobalt::script::mozjs::MozjsExceptionState; |
| using cobalt::script::mozjs::MozjsGlobalEnvironment; |
| using cobalt::script::mozjs::MozjsUserObjectHolder; |
| using cobalt::script::mozjs::MozjsPropertyEnumerator; |
| using cobalt::script::mozjs::ProxyHandler; |
| using cobalt::script::mozjs::ToJSValue; |
| using cobalt::script::mozjs::TypeTraits; |
| using cobalt::script::mozjs::WrapperPrivate; |
| using cobalt::script::mozjs::WrapperFactory; |
| using cobalt::script::Wrappable; |
| } // namespace |
| |
| namespace cobalt { |
| namespace bindings { |
| namespace testing { |
| |
| namespace { |
| |
| class MozjsCallbackInterfaceInterfaceHandler : public ProxyHandler { |
| public: |
| MozjsCallbackInterfaceInterfaceHandler() |
| : ProxyHandler(indexed_property_hooks, named_property_hooks) {} |
| |
| private: |
| static NamedPropertyHooks named_property_hooks; |
| static IndexedPropertyHooks indexed_property_hooks; |
| }; |
| |
| ProxyHandler::NamedPropertyHooks |
| MozjsCallbackInterfaceInterfaceHandler::named_property_hooks = { |
| NULL, |
| NULL, |
| NULL, |
| NULL, |
| NULL, |
| }; |
| ProxyHandler::IndexedPropertyHooks |
| MozjsCallbackInterfaceInterfaceHandler::indexed_property_hooks = { |
| NULL, |
| NULL, |
| NULL, |
| NULL, |
| NULL, |
| }; |
| |
| static base::LazyInstance<MozjsCallbackInterfaceInterfaceHandler> |
| proxy_handler; |
| |
| JSBool HasInstance(JSContext *context, JS::HandleObject type, |
| JS::MutableHandleValue vp, JSBool *success) { |
| JS::RootedObject global_object( |
| context, JS_GetGlobalForObject(context, type)); |
| DCHECK(global_object); |
| |
| JS::RootedObject prototype( |
| context, MozjsCallbackInterfaceInterface::GetPrototype(context, global_object)); |
| |
| // |IsDelegate| walks the prototype chain of an object returning true if |
| // .prototype is found. |
| bool is_delegate; |
| if (!IsDelegate(context, prototype, vp, &is_delegate)) { |
| *success = false; |
| return false; |
| } |
| |
| *success = is_delegate; |
| return true; |
| } |
| |
| InterfaceData* CreateCachedInterfaceData() { |
| InterfaceData* interface_data = new InterfaceData(); |
| memset(&interface_data->instance_class_definition, 0, |
| sizeof(interface_data->instance_class_definition)); |
| memset(&interface_data->prototype_class_definition, 0, |
| sizeof(interface_data->prototype_class_definition)); |
| memset(&interface_data->interface_object_class_definition, 0, |
| sizeof(interface_data->interface_object_class_definition)); |
| |
| JSClass* instance_class = &interface_data->instance_class_definition; |
| const int kGlobalFlags = 0; |
| instance_class->name = "CallbackInterfaceInterface"; |
| instance_class->flags = kGlobalFlags | JSCLASS_HAS_PRIVATE; |
| instance_class->addProperty = JS_PropertyStub; |
| instance_class->delProperty = JS_DeletePropertyStub; |
| instance_class->getProperty = JS_PropertyStub; |
| instance_class->setProperty = JS_StrictPropertyStub; |
| instance_class->enumerate = JS_EnumerateStub; |
| instance_class->resolve = JS_ResolveStub; |
| instance_class->convert = JS_ConvertStub; |
| // Function to be called before on object of this class is garbage collected. |
| instance_class->finalize = &WrapperPrivate::Finalizer; |
| // Called to trace objects that can be referenced from this object. |
| instance_class->trace = &WrapperPrivate::Trace; |
| |
| JSClass* prototype_class = &interface_data->prototype_class_definition; |
| prototype_class->name = "CallbackInterfaceInterfacePrototype"; |
| prototype_class->flags = 0; |
| prototype_class->addProperty = JS_PropertyStub; |
| prototype_class->delProperty = JS_DeletePropertyStub; |
| prototype_class->getProperty = JS_PropertyStub; |
| prototype_class->setProperty = JS_StrictPropertyStub; |
| prototype_class->enumerate = JS_EnumerateStub; |
| prototype_class->resolve = JS_ResolveStub; |
| prototype_class->convert = JS_ConvertStub; |
| |
| JSClass* interface_object_class = |
| &interface_data->interface_object_class_definition; |
| interface_object_class->name = "CallbackInterfaceInterfaceConstructor"; |
| interface_object_class->flags = 0; |
| interface_object_class->addProperty = JS_PropertyStub; |
| interface_object_class->delProperty = JS_DeletePropertyStub; |
| interface_object_class->getProperty = JS_PropertyStub; |
| interface_object_class->setProperty = JS_StrictPropertyStub; |
| interface_object_class->enumerate = JS_EnumerateStub; |
| interface_object_class->resolve = JS_ResolveStub; |
| interface_object_class->convert = JS_ConvertStub; |
| interface_object_class->hasInstance = &HasInstance; |
| return interface_data; |
| } |
| |
| JSBool get_callbackAttribute( |
| JSContext* context, JS::HandleObject object, JS::HandleId id, |
| JS::MutableHandleValue vp) { |
| MozjsExceptionState exception_state(context); |
| JS::RootedValue result_value(context); |
| |
| WrapperPrivate* wrapper_private = |
| WrapperPrivate::GetFromObject(context, object); |
| CallbackInterfaceInterface* impl = |
| wrapper_private->wrappable<CallbackInterfaceInterface>().get(); |
| |
| if (!exception_state.is_exception_set()) { |
| ToJSValue(context, |
| impl->callback_attribute(), |
| &result_value); |
| } |
| if (!exception_state.is_exception_set()) { |
| vp.set(result_value); |
| } |
| return !exception_state.is_exception_set(); |
| } |
| |
| JSBool set_callbackAttribute( |
| JSContext* context, JS::HandleObject object, JS::HandleId id, |
| JSBool strict, JS::MutableHandleValue vp) { |
| MozjsExceptionState exception_state(context); |
| JS::RootedValue result_value(context); |
| |
| WrapperPrivate* wrapper_private = |
| WrapperPrivate::GetFromObject(context, object); |
| CallbackInterfaceInterface* impl = |
| wrapper_private->wrappable<CallbackInterfaceInterface>().get(); |
| TypeTraits<CallbackInterfaceTraits<SingleOperationInterface > >::ConversionType value; |
| FromJSValue(context, vp, (kConversionFlagNullable), &exception_state, |
| &value); |
| if (exception_state.is_exception_set()) { |
| return false; |
| } |
| |
| impl->set_callback_attribute(value); |
| result_value.set(JS::UndefinedHandleValue); |
| return !exception_state.is_exception_set(); |
| } |
| |
| JSBool fcn_registerCallback( |
| JSContext* context, uint32_t argc, JS::Value *vp) { |
| JS::CallArgs args = JS::CallArgsFromVp(argc, vp); |
| // Compute the 'this' value. |
| JS::RootedValue this_value(context, JS_ComputeThis(context, vp)); |
| // 'this' should be an object. |
| JS::RootedObject object(context); |
| if (JS_TypeOfValue(context, this_value) != JSTYPE_OBJECT) { |
| NOTREACHED(); |
| return false; |
| } |
| if (!JS_ValueToObject(context, this_value, object.address())) { |
| NOTREACHED(); |
| return false; |
| } |
| MozjsExceptionState exception_state(context); |
| JS::RootedValue result_value(context); |
| |
| WrapperPrivate* wrapper_private = |
| WrapperPrivate::GetFromObject(context, object); |
| CallbackInterfaceInterface* impl = |
| wrapper_private->wrappable<CallbackInterfaceInterface>().get(); |
| const size_t kMinArguments = 1; |
| if (args.length() < kMinArguments) { |
| exception_state.SetSimpleException(script::kInvalidNumberOfArguments); |
| return false; |
| } |
| // Non-optional arguments |
| TypeTraits<CallbackInterfaceTraits<SingleOperationInterface > >::ConversionType callback_interface; |
| |
| DCHECK_LT(0, args.length()); |
| JS::RootedValue non_optional_value0( |
| context, args[0]); |
| FromJSValue(context, |
| non_optional_value0, |
| kNoConversionFlags, |
| &exception_state, &callback_interface); |
| if (exception_state.is_exception_set()) { |
| return false; |
| } |
| |
| impl->RegisterCallback(callback_interface); |
| result_value.set(JS::UndefinedHandleValue); |
| return !exception_state.is_exception_set(); |
| } |
| |
| JSBool fcn_someOperation( |
| JSContext* context, uint32_t argc, JS::Value *vp) { |
| JS::CallArgs args = JS::CallArgsFromVp(argc, vp); |
| // Compute the 'this' value. |
| JS::RootedValue this_value(context, JS_ComputeThis(context, vp)); |
| // 'this' should be an object. |
| JS::RootedObject object(context); |
| if (JS_TypeOfValue(context, this_value) != JSTYPE_OBJECT) { |
| NOTREACHED(); |
| return false; |
| } |
| if (!JS_ValueToObject(context, this_value, object.address())) { |
| NOTREACHED(); |
| return false; |
| } |
| MozjsExceptionState exception_state(context); |
| JS::RootedValue result_value(context); |
| |
| WrapperPrivate* wrapper_private = |
| WrapperPrivate::GetFromObject(context, object); |
| CallbackInterfaceInterface* impl = |
| wrapper_private->wrappable<CallbackInterfaceInterface>().get(); |
| |
| impl->SomeOperation(); |
| result_value.set(JS::UndefinedHandleValue); |
| return !exception_state.is_exception_set(); |
| } |
| |
| |
| const JSPropertySpec prototype_properties[] = { |
| { // Read/Write property |
| "callbackAttribute", 0, |
| JSPROP_SHARED | JSPROP_ENUMERATE, |
| JSOP_WRAPPER(&get_callbackAttribute), |
| JSOP_WRAPPER(&set_callbackAttribute), |
| }, |
| JS_PS_END |
| }; |
| |
| const JSFunctionSpec prototype_functions[] = { |
| { |
| "registerCallback", |
| JSOP_WRAPPER(&fcn_registerCallback), |
| 1, |
| JSPROP_ENUMERATE, |
| NULL, |
| }, |
| { |
| "someOperation", |
| JSOP_WRAPPER(&fcn_someOperation), |
| 0, |
| JSPROP_ENUMERATE, |
| NULL, |
| }, |
| JS_FS_END |
| }; |
| |
| const JSPropertySpec interface_object_properties[] = { |
| JS_PS_END |
| }; |
| |
| const JSFunctionSpec interface_object_functions[] = { |
| JS_FS_END |
| }; |
| |
| const JSPropertySpec own_properties[] = { |
| JS_PS_END |
| }; |
| |
| void InitializePrototypeAndInterfaceObject( |
| InterfaceData* interface_data, JSContext* context, |
| JS::HandleObject global_object) { |
| DCHECK(!interface_data->prototype); |
| DCHECK(!interface_data->interface_object); |
| DCHECK(JS_IsGlobalObject(global_object)); |
| |
| JS::RootedObject parent_prototype( |
| context, JS_GetObjectPrototype(context, global_object)); |
| DCHECK(parent_prototype); |
| |
| // Create the Prototype object. |
| interface_data->prototype = JS_NewObjectWithGivenProto( |
| context, &interface_data->prototype_class_definition, parent_prototype, |
| NULL); |
| bool success = JS_DefineProperties( |
| context, interface_data->prototype, prototype_properties); |
| DCHECK(success); |
| success = JS_DefineFunctions( |
| context, interface_data->prototype, prototype_functions); |
| DCHECK(success); |
| |
| JS::RootedObject function_prototype( |
| context, JS_GetFunctionPrototype(context, global_object)); |
| DCHECK(function_prototype); |
| // Create the Interface object. |
| interface_data->interface_object = JS_NewObjectWithGivenProto( |
| context, &interface_data->interface_object_class_definition, |
| function_prototype, NULL); |
| |
| // Add the InterfaceObject.name property. |
| JS::RootedObject rooted_interface_object( |
| context, interface_data->interface_object); |
| JS::RootedValue name_value(context); |
| const char name[] = |
| "CallbackInterfaceInterface"; |
| name_value.setString(JS_NewStringCopyZ(context, name)); |
| success = |
| JS_DefineProperty(context, rooted_interface_object, "name", name_value, |
| JS_PropertyStub, JS_StrictPropertyStub, |
| JSPROP_READONLY); |
| DCHECK(success); |
| |
| // Define interface object properties (including constants). |
| success = JS_DefineProperties(context, rooted_interface_object, |
| interface_object_properties); |
| DCHECK(success); |
| // Define interface object functions (static). |
| success = JS_DefineFunctions(context, rooted_interface_object, |
| interface_object_functions); |
| DCHECK(success); |
| |
| |
| // Set the Prototype.constructor and Constructor.prototype properties. |
| DCHECK(interface_data->interface_object); |
| DCHECK(interface_data->prototype); |
| JS::RootedObject rooted_prototype(context, interface_data->prototype); |
| success = JS_LinkConstructorAndPrototype( |
| context, |
| rooted_interface_object, |
| rooted_prototype); |
| DCHECK(success); |
| } |
| |
| InterfaceData* GetInterfaceData(JSContext* context) { |
| MozjsGlobalEnvironment* global_environment = |
| static_cast<MozjsGlobalEnvironment*>(JS_GetContextPrivate(context)); |
| // Use the address of the properties definition for this interface as a |
| // unique key for looking up the InterfaceData for this interface. |
| intptr_t key = reinterpret_cast<intptr_t>(&own_properties); |
| InterfaceData* interface_data = global_environment->GetInterfaceData(key); |
| if (!interface_data) { |
| interface_data = CreateCachedInterfaceData(); |
| DCHECK(interface_data); |
| global_environment->CacheInterfaceData(key, interface_data); |
| DCHECK_EQ(interface_data, global_environment->GetInterfaceData(key)); |
| } |
| return interface_data; |
| } |
| |
| } // namespace |
| |
| // static |
| JSObject* MozjsCallbackInterfaceInterface::CreateProxy( |
| JSContext* context, const scoped_refptr<Wrappable>& wrappable) { |
| DCHECK(MozjsGlobalEnvironment::GetFromContext(context)); |
| JS::RootedObject global_object( |
| context, |
| MozjsGlobalEnvironment::GetFromContext(context)->global_object()); |
| DCHECK(global_object); |
| |
| InterfaceData* interface_data = GetInterfaceData(context); |
| JS::RootedObject prototype(context, GetPrototype(context, global_object)); |
| DCHECK(prototype); |
| JS::RootedObject new_object(context, JS_NewObjectWithGivenProto( |
| context, &interface_data->instance_class_definition, prototype, NULL)); |
| DCHECK(new_object); |
| JS::RootedObject proxy(context, |
| ProxyHandler::NewProxy(context, new_object, prototype, NULL, |
| proxy_handler.Pointer())); |
| WrapperPrivate::AddPrivateData(context, proxy, wrappable); |
| return proxy; |
| } |
| |
| //static |
| const JSClass* MozjsCallbackInterfaceInterface::PrototypeClass( |
| JSContext* context) { |
| DCHECK(MozjsGlobalEnvironment::GetFromContext(context)); |
| JS::RootedObject global_object( |
| context, |
| MozjsGlobalEnvironment::GetFromContext(context)->global_object()); |
| DCHECK(global_object); |
| |
| JS::RootedObject prototype(context, GetPrototype(context, global_object)); |
| JSClass* proto_class = JS_GetClass(*prototype.address()); |
| return proto_class; |
| } |
| |
| // static |
| JSObject* MozjsCallbackInterfaceInterface::GetPrototype( |
| JSContext* context, JS::HandleObject global_object) { |
| DCHECK(JS_IsGlobalObject(global_object)); |
| |
| InterfaceData* interface_data = GetInterfaceData(context); |
| if (!interface_data->prototype) { |
| // Create new prototype that has all the props and methods |
| InitializePrototypeAndInterfaceObject( |
| interface_data, context, global_object); |
| } |
| DCHECK(interface_data->prototype); |
| return interface_data->prototype; |
| } |
| |
| // static |
| JSObject* MozjsCallbackInterfaceInterface::GetInterfaceObject( |
| JSContext* context, JS::HandleObject global_object) { |
| DCHECK(JS_IsGlobalObject(global_object)); |
| |
| InterfaceData* interface_data = GetInterfaceData(context); |
| if (!interface_data->interface_object) { |
| InitializePrototypeAndInterfaceObject( |
| interface_data, context, global_object); |
| } |
| DCHECK(interface_data->interface_object); |
| return interface_data->interface_object; |
| } |
| |
| |
| namespace { |
| } // namespace |
| |
| |
| } // namespace testing |
| } // namespace bindings |
| } // namespace cobalt |