/* THIS FILE IS AUTOGENERATED FROM ExtensionPort.webidl BY Codegen.py - DO NOT EDIT */ #include #include "AtomList.h" #include "ExtensionPortBinding.h" #include "MainThreadUtils.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 "mozilla/OwningNonNull.h" #include "mozilla/ProfilerLabels.h" #include "mozilla/dom/BindingCallContext.h" #include "mozilla/dom/BindingUtils.h" #include "mozilla/dom/DOMJSClass.h" #include "mozilla/dom/NonRefcountedDOMObject.h" #include "mozilla/dom/ScriptSettings.h" #include "mozilla/dom/SimpleGlobalObject.h" #include "mozilla/extensions/ExtensionEventManager.h" #include "mozilla/extensions/ExtensionPort.h" #include "nsThreadUtils.h" namespace mozilla::dom { namespace binding_detail {}; // Just to make sure it's known as a namespace using namespace mozilla::dom::binding_detail; ExtensionPortDescriptor::ExtensionPortDescriptor() { // Safe to pass a null context if we pass a null value Init(nullptr, JS::NullHandleValue); } bool ExtensionPortDescriptor::InitIds(JSContext* cx, ExtensionPortDescriptorAtoms* atomsCache) { MOZ_ASSERT(reinterpret_cast(atomsCache)->isVoid()); // Initialize these in reverse order so that any failure leaves the first one // uninitialized. if (!atomsCache->portId_id.init(cx, "portId") || !atomsCache->name_id.init(cx, "name")) { return false; } return true; } bool ExtensionPortDescriptor::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()); ExtensionPortDescriptorAtoms* 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->name_id, temp.ptr())) { return false; } } if (!isNull && !temp->isUndefined()) { if (!ConvertJSValueToString(cx, temp.ref(), eStringify, eStringify, mName)) { return false; } } else { mName.AssignLiteral(u""); } mIsAnyMemberPresent = true; if (!isNull) { if (!JS_GetPropertyById(cx, *object, atomsCache->portId_id, temp.ptr())) { return false; } } if (!isNull && !temp->isUndefined()) { if (!ConvertJSValueToString(cx, temp.ref(), eStringify, eStringify, mPortId)) { 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("'portId' member of ExtensionPortDescriptor"); } return true; } bool ExtensionPortDescriptor::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 ExtensionPortDescriptor::TraceDictionary(JSTracer* trc) { } ExtensionPortDescriptor& ExtensionPortDescriptor::operator=(const ExtensionPortDescriptor& aOther) { MaybeEmptyDictionaryBase::operator=(aOther); mName = aOther.mName; mPortId = aOther.mPortId; return *this; } namespace ExtensionPort_Binding { MOZ_CAN_RUN_SCRIPT static bool get_name(JSContext* cx, JS::Handle obj, void* void_self, JSJitGetterCallArgs args) { AUTO_PROFILER_LABEL_DYNAMIC_FAST( "ExtensionPort", "name", 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_vGetName(result))>, "Should be returning void here"); MOZ_KnownLive(self)->GetName(result); MOZ_ASSERT(!JS_IsExceptionPending(cx)); if (!xpc::NonVoidStringToJsval(cx, result, args.rval())) { return false; } return true; } MOZ_CAN_RUN_SCRIPT static bool set_name(JSContext* cx, JS::Handle obj, void* void_self, JSJitSetterCallArgs args) { AUTO_PROFILER_LABEL_DYNAMIC_FAST( "ExtensionPort", "name", DOM, cx, uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_SETTER) | uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS)); return JS_DefineProperty(cx, obj, "name", args[0], JSPROP_ENUMERATE); } static const JSJitInfo name_getterinfo = { { get_name }, { prototypes::id::ExtensionPort }, { 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. */ }; static const JSJitInfo name_setterinfo = { { (JSJitGetterOp)set_name }, { prototypes::id::ExtensionPort }, { PrototypeTraits::Depth }, JSJitInfo::Setter, 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_sender(JSContext* cx, JS::Handle obj, void* void_self, JSJitGetterCallArgs args) { AUTO_PROFILER_LABEL_DYNAMIC_FAST( "ExtensionPort", "sender", 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_vGetSender(cx, &result))>, "Should be returning void here"); MOZ_KnownLive(self)->GetSender(cx, &result); MOZ_ASSERT(!JS_IsExceptionPending(cx)); JS::ExposeValueToActiveJS(result); args.rval().set(result); if (!MaybeWrapValue(cx, args.rval())) { return false; } return true; } MOZ_CAN_RUN_SCRIPT static bool set_sender(JSContext* cx, JS::Handle obj, void* void_self, JSJitSetterCallArgs args) { AUTO_PROFILER_LABEL_DYNAMIC_FAST( "ExtensionPort", "sender", DOM, cx, uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_SETTER) | uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS)); return JS_DefineProperty(cx, obj, "sender", args[0], JSPROP_ENUMERATE); } static const JSJitInfo sender_getterinfo = { { get_sender }, { prototypes::id::ExtensionPort }, { 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. */ }; static const JSJitInfo sender_setterinfo = { { (JSJitGetterOp)set_sender }, { prototypes::id::ExtensionPort }, { PrototypeTraits::Depth }, JSJitInfo::Setter, 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_error(JSContext* cx, JS::Handle obj, void* void_self, JSJitGetterCallArgs args) { AUTO_PROFILER_LABEL_DYNAMIC_FAST( "ExtensionPort", "error", 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_vGetError(cx, &result))>, "Should be returning void here"); MOZ_KnownLive(self)->GetError(cx, &result); MOZ_ASSERT(!JS_IsExceptionPending(cx)); JS::ExposeValueToActiveJS(result); args.rval().set(result); if (!MaybeWrapValue(cx, args.rval())) { return false; } return true; } MOZ_CAN_RUN_SCRIPT static bool set_error(JSContext* cx, JS::Handle obj, void* void_self, JSJitSetterCallArgs args) { AUTO_PROFILER_LABEL_DYNAMIC_FAST( "ExtensionPort", "error", DOM, cx, uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_SETTER) | uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS)); return JS_DefineProperty(cx, obj, "error", args[0], JSPROP_ENUMERATE); } static const JSJitInfo error_getterinfo = { { get_error }, { prototypes::id::ExtensionPort }, { 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. */ }; static const JSJitInfo error_setterinfo = { { (JSJitGetterOp)set_error }, { prototypes::id::ExtensionPort }, { PrototypeTraits::Depth }, JSJitInfo::Setter, 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 disconnect(JSContext* cx, JS::Handle obj, void* void_self, const JSJitMethodCallArgs& args) { AUTO_PROFILER_LABEL_DYNAMIC_FAST( "ExtensionPort", "disconnect", DOM, cx, uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_METHOD) | uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS)); auto* self = static_cast(void_self); // Collecting all args js values into the single sequence argument // passed to the webextensions stub method. // // NOTE: The stub method will receive the original non-normalized js values, // but those arguments will still be normalized on the main thread by the // WebExtensions API request handler using the same JSONSchema defnition // used by the non-webIDL webextensions API bindings. AutoSequence args_sequence; SequenceRooter args_sequence_holder(cx, &args_sequence); // maximum number of arguments expected by the WebExtensions API method // excluding the last optional chrome-compatible callback argument (which // is being passed to the stub method as a separate additional argument). uint32_t maxArgsSequenceLen = 0; uint32_t sequenceArgsLen = args.length() <= maxArgsSequenceLen ? args.length() : maxArgsSequenceLen; if (sequenceArgsLen > 0) { if (!args_sequence.SetCapacity(sequenceArgsLen, mozilla::fallible)) { JS_ReportOutOfMemory(cx); return false; } for (uint32_t argIdx = 0; argIdx < sequenceArgsLen; ++argIdx) { // OK to do infallible append here, since we ensured capacity already. JS::Value& slot = *args_sequence.AppendElement(); slot = args[argIdx]; } } FastErrorResult rv; // NOTE: This assert does NOT call the function. static_assert(std::is_void_vCallWebExtMethodNoReturn(cx, u"disconnect"_ns, Constify(args_sequence), rv))>, "Should be returning void here"); MOZ_KnownLive(self)->CallWebExtMethodNoReturn(cx, u"disconnect"_ns, Constify(args_sequence), rv); if (rv.MaybeSetPendingException(cx, "ExtensionPort.disconnect")) [[unlikely]] { return false; } MOZ_ASSERT(!JS_IsExceptionPending(cx)); args.rval().setUndefined(); return true; } static const JSJitInfo disconnect_methodinfo = { { (JSJitGetterOp)disconnect }, { prototypes::id::ExtensionPort }, { 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 postMessage(JSContext* cx, JS::Handle obj, void* void_self, const JSJitMethodCallArgs& args) { AUTO_PROFILER_LABEL_DYNAMIC_FAST( "ExtensionPort", "postMessage", DOM, cx, uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_METHOD) | uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS)); auto* self = static_cast(void_self); if (!args.requireAtLeast(cx, "ExtensionPort.postMessage", 1)) { return false; } JS::Rooted arg0(cx); arg0 = args[0]; // Collecting all args js values into the single sequence argument // passed to the webextensions stub method. // // NOTE: The stub method will receive the original non-normalized js values, // but those arguments will still be normalized on the main thread by the // WebExtensions API request handler using the same JSONSchema defnition // used by the non-webIDL webextensions API bindings. AutoSequence args_sequence; SequenceRooter args_sequence_holder(cx, &args_sequence); // maximum number of arguments expected by the WebExtensions API method // excluding the last optional chrome-compatible callback argument (which // is being passed to the stub method as a separate additional argument). uint32_t maxArgsSequenceLen = 1; uint32_t sequenceArgsLen = args.length() <= maxArgsSequenceLen ? args.length() : maxArgsSequenceLen; if (sequenceArgsLen > 0) { if (!args_sequence.SetCapacity(sequenceArgsLen, mozilla::fallible)) { JS_ReportOutOfMemory(cx); return false; } for (uint32_t argIdx = 0; argIdx < sequenceArgsLen; ++argIdx) { // OK to do infallible append here, since we ensured capacity already. JS::Value& slot = *args_sequence.AppendElement(); slot = args[argIdx]; } } FastErrorResult rv; // NOTE: This assert does NOT call the function. static_assert(std::is_void_vCallWebExtMethodNoReturn(cx, u"postMessage"_ns, Constify(args_sequence), rv))>, "Should be returning void here"); MOZ_KnownLive(self)->CallWebExtMethodNoReturn(cx, u"postMessage"_ns, Constify(args_sequence), rv); if (rv.MaybeSetPendingException(cx, "ExtensionPort.postMessage")) [[unlikely]] { return false; } MOZ_ASSERT(!JS_IsExceptionPending(cx)); args.rval().setUndefined(); return true; } static const JSJitInfo postMessage_methodinfo = { { (JSJitGetterOp)postMessage }, { prototypes::id::ExtensionPort }, { 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_onDisconnect(JSContext* cx, JS::Handle obj, void* void_self, JSJitGetterCallArgs args) { AUTO_PROFILER_LABEL_DYNAMIC_FAST( "ExtensionPort", "onDisconnect", 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)->OnDisconnect())); MOZ_ASSERT(!JS_IsExceptionPending(cx)); if (!GetOrCreateDOMReflector(cx, result, args.rval())) { MOZ_ASSERT(JS_IsExceptionPending(cx)); return false; } return true; } MOZ_CAN_RUN_SCRIPT static bool set_onDisconnect(JSContext* cx, JS::Handle obj, void* void_self, JSJitSetterCallArgs args) { AUTO_PROFILER_LABEL_DYNAMIC_FAST( "ExtensionPort", "onDisconnect", DOM, cx, uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_SETTER) | uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS)); return JS_DefineProperty(cx, obj, "onDisconnect", args[0], JSPROP_ENUMERATE); } static const JSJitInfo onDisconnect_getterinfo = { { get_onDisconnect }, { prototypes::id::ExtensionPort }, { PrototypeTraits::Depth }, JSJitInfo::Getter, JSJitInfo::AliasNone, /* aliasSet. Not relevant for setters. */ JSVAL_TYPE_OBJECT, /* returnType. Not relevant for setters. */ false, /* 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 const JSJitInfo onDisconnect_setterinfo = { { (JSJitGetterOp)set_onDisconnect }, { prototypes::id::ExtensionPort }, { PrototypeTraits::Depth }, JSJitInfo::Setter, 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_onMessage(JSContext* cx, JS::Handle obj, void* void_self, JSJitGetterCallArgs args) { AUTO_PROFILER_LABEL_DYNAMIC_FAST( "ExtensionPort", "onMessage", 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)->OnMessage())); MOZ_ASSERT(!JS_IsExceptionPending(cx)); if (!GetOrCreateDOMReflector(cx, result, args.rval())) { MOZ_ASSERT(JS_IsExceptionPending(cx)); return false; } return true; } MOZ_CAN_RUN_SCRIPT static bool set_onMessage(JSContext* cx, JS::Handle obj, void* void_self, JSJitSetterCallArgs args) { AUTO_PROFILER_LABEL_DYNAMIC_FAST( "ExtensionPort", "onMessage", DOM, cx, uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_SETTER) | uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS)); return JS_DefineProperty(cx, obj, "onMessage", args[0], JSPROP_ENUMERATE); } static const JSJitInfo onMessage_getterinfo = { { get_onMessage }, { prototypes::id::ExtensionPort }, { PrototypeTraits::Depth }, JSJitInfo::Getter, JSJitInfo::AliasNone, /* aliasSet. Not relevant for setters. */ JSVAL_TYPE_OBJECT, /* returnType. Not relevant for setters. */ false, /* 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 const JSJitInfo onMessage_setterinfo = { { (JSJitGetterOp)set_onMessage }, { prototypes::id::ExtensionPort }, { PrototypeTraits::Depth }, JSJitInfo::Setter, 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. */ }; static void _finalize(JS::GCContext* gcx, JSObject* obj) { mozilla::extensions::ExtensionPort* 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("disconnect", (GenericMethod), reinterpret_cast(&disconnect_methodinfo), 0, JSPROP_ENUMERATE, nullptr), JS_FNSPEC("postMessage", (GenericMethod), reinterpret_cast(&postMessage_methodinfo), 1, JSPROP_ENUMERATE, nullptr), JS_FS_END }; static const Prefable sMethods[] = { { nullptr, &sMethods_specs[0] }, { nullptr, nullptr } }; MOZ_GLOBINIT static const JSPropertySpec sAttributes_specs[] = { JSPropertySpec::nativeAccessors("name", JSPROP_ENUMERATE, GenericGetter, &name_getterinfo, GenericSetter, &name_setterinfo), JSPropertySpec::nativeAccessors("sender", JSPROP_ENUMERATE, GenericGetter, &sender_getterinfo, GenericSetter, &sender_setterinfo), JSPropertySpec::nativeAccessors("error", JSPROP_ENUMERATE, GenericGetter, &error_getterinfo, GenericSetter, &error_setterinfo), JSPropertySpec::nativeAccessors("onDisconnect", JSPROP_ENUMERATE, GenericGetter, &onDisconnect_getterinfo, GenericSetter, &onDisconnect_setterinfo), JSPropertySpec::nativeAccessors("onMessage", JSPROP_ENUMERATE, GenericGetter, &onMessage_getterinfo, GenericSetter, &onMessage_setterinfo), JS_PS_END }; static const Prefable sAttributes[] = { { nullptr, &sAttributes_specs[0] }, { nullptr, nullptr } }; static const NativePropertiesN<2> sNativeProperties = { false, 0, false, 0, true, 0 /* sMethods */, true, 1 /* sAttributes */, false, 0, false, 0, false, 0, -1, 0, nullptr, { { sMethods, nullptr }, { sAttributes, nullptr } } }; static const DOMIfaceAndProtoJSClass sPrototypeClass = { { "ExtensionPortPrototype", JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_PROTO_SLOTS_BASE), JS_NULL_CLASS_OPS, JS_NULL_CLASS_SPEC, JS_NULL_CLASS_EXT, JS_NULL_OBJECT_OPS }, eInterfacePrototype, prototypes::id::ExtensionPort, PrototypeTraits::Depth, &sEmptyNativePropertyHooks, JS::GetRealmObjectPrototype }; 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 = { { "ExtensionPort", JSCLASS_IS_DOMJSCLASS | JSCLASS_FOREGROUND_FINALIZE | JSCLASS_HAS_RESERVED_SLOTS(1) | JSCLASS_PRESERVES_WRAPPER, &sClassOps, JS_NULL_CLASS_SPEC, &NativeTypeHelpers::sClassExtension, JS_NULL_OBJECT_OPS }, { prototypes::id::ExtensionPort, prototypes::id::_ID_Count, 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, &sEmptyNativePropertyHooks, 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::extensions::ExtensionPort* 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(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); 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::ExtensionPort); JS::Heap* interfaceCache = nullptr; JS::Handle parentProto(JS::GetRealmObjectPrototypeHandle(aCx)); if (!parentProto) { return; } dom::CreateInterfaceObjects(aCx, aGlobal, parentProto, &sPrototypeClass, protoCache, nullptr, nullptr, 0, false, Span{}, interfaceCache, sNativeProperties.Upcast(), nullptr, "ExtensionPort", aDefineOnGlobal != DefineInterfaceProperty::No, nullptr, false, nullptr); } 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::ExtensionPort, &CreateInterfaceObjects, DefineInterfaceProperty::CheckExposure); } } // namespace ExtensionPort_Binding } // namespace mozilla::dom