/work/obj-fuzz/dom/bindings/DeviceLightEventBinding.cpp
Line | Count | Source (jump to first uncovered line) |
1 | | /* THIS FILE IS AUTOGENERATED FROM DeviceLightEvent.webidl BY Codegen.py - DO NOT EDIT */ |
2 | | |
3 | | #include "AtomList.h" |
4 | | #include "DeviceLightEventBinding.h" |
5 | | #include "EventBinding.h" |
6 | | #include "WrapperFactory.h" |
7 | | #include "mozilla/OwningNonNull.h" |
8 | | #include "mozilla/Preferences.h" |
9 | | #include "mozilla/dom/BindingUtils.h" |
10 | | #include "mozilla/dom/DOMJSClass.h" |
11 | | #include "mozilla/dom/DeviceLightEvent.h" |
12 | | #include "mozilla/dom/NonRefcountedDOMObject.h" |
13 | | #include "mozilla/dom/PrimitiveConversions.h" |
14 | | #include "mozilla/dom/ScriptSettings.h" |
15 | | #include "mozilla/dom/XrayExpandoClass.h" |
16 | | #include "nsGlobalWindowInner.h" |
17 | | |
18 | | namespace mozilla { |
19 | | namespace dom { |
20 | | |
21 | | namespace binding_detail {}; // Just to make sure it's known as a namespace |
22 | | using namespace mozilla::dom::binding_detail; |
23 | | |
24 | | |
25 | | |
26 | | DeviceLightEventInit::DeviceLightEventInit() |
27 | | : EventInit(FastDictionaryInitializer()) |
28 | 0 | { |
29 | 0 | // Safe to pass a null context if we pass a null value |
30 | 0 | Init(nullptr, JS::NullHandleValue); |
31 | 0 | } |
32 | | |
33 | | |
34 | | |
35 | | bool |
36 | | DeviceLightEventInit::InitIds(JSContext* cx, DeviceLightEventInitAtoms* atomsCache) |
37 | 0 | { |
38 | 0 | MOZ_ASSERT(!*reinterpret_cast<jsid**>(atomsCache)); |
39 | 0 |
|
40 | 0 | // Initialize these in reverse order so that any failure leaves the first one |
41 | 0 | // uninitialized. |
42 | 0 | if (!atomsCache->value_id.init(cx, "value")) { |
43 | 0 | return false; |
44 | 0 | } |
45 | 0 | return true; |
46 | 0 | } |
47 | | |
48 | | bool |
49 | | DeviceLightEventInit::Init(JSContext* cx, JS::Handle<JS::Value> val, const char* sourceDescription, bool passedToJSImpl) |
50 | 0 | { |
51 | 0 | // Passing a null JSContext is OK only if we're initing from null, |
52 | 0 | // Since in that case we will not have to do any property gets |
53 | 0 | // Also evaluate isNullOrUndefined in order to avoid false-positive |
54 | 0 | // checkers by static analysis tools |
55 | 0 | MOZ_ASSERT_IF(!cx, val.isNull() && val.isNullOrUndefined()); |
56 | 0 | DeviceLightEventInitAtoms* atomsCache = nullptr; |
57 | 0 | if (cx) { |
58 | 0 | atomsCache = GetAtomCache<DeviceLightEventInitAtoms>(cx); |
59 | 0 | if (!*reinterpret_cast<jsid**>(atomsCache) && !InitIds(cx, atomsCache)) { |
60 | 0 | return false; |
61 | 0 | } |
62 | 0 | } |
63 | 0 | |
64 | 0 | // Per spec, we init the parent's members first |
65 | 0 | if (!EventInit::Init(cx, val)) { |
66 | 0 | return false; |
67 | 0 | } |
68 | 0 | |
69 | 0 | bool isNull = val.isNullOrUndefined(); |
70 | 0 | // We only need these if !isNull, in which case we have |cx|. |
71 | 0 | Maybe<JS::Rooted<JSObject *> > object; |
72 | 0 | Maybe<JS::Rooted<JS::Value> > temp; |
73 | 0 | if (!isNull) { |
74 | 0 | MOZ_ASSERT(cx); |
75 | 0 | object.emplace(cx, &val.toObject()); |
76 | 0 | temp.emplace(cx); |
77 | 0 | } |
78 | 0 | if (!isNull) { |
79 | 0 | if (!JS_GetPropertyById(cx, *object, atomsCache->value_id, temp.ptr())) { |
80 | 0 | return false; |
81 | 0 | } |
82 | 0 | } |
83 | 0 | if (!isNull && !temp->isUndefined()) { |
84 | 0 | if (!ValueToPrimitive<double, eDefault>(cx, temp.ref(), &mValue)) { |
85 | 0 | return false; |
86 | 0 | } |
87 | 0 | } else { |
88 | 0 | mValue = mozilla::PositiveInfinity<double>(); |
89 | 0 | } |
90 | 0 | mIsAnyMemberPresent = true; |
91 | 0 | return true; |
92 | 0 | } |
93 | | |
94 | | bool |
95 | | DeviceLightEventInit::ToObjectInternal(JSContext* cx, JS::MutableHandle<JS::Value> rval) const |
96 | 0 | { |
97 | 0 | DeviceLightEventInitAtoms* atomsCache = GetAtomCache<DeviceLightEventInitAtoms>(cx); |
98 | 0 | if (!*reinterpret_cast<jsid**>(atomsCache) && !InitIds(cx, atomsCache)) { |
99 | 0 | return false; |
100 | 0 | } |
101 | 0 | |
102 | 0 | // Per spec, we define the parent's members first |
103 | 0 | if (!EventInit::ToObjectInternal(cx, rval)) { |
104 | 0 | return false; |
105 | 0 | } |
106 | 0 | JS::Rooted<JSObject*> obj(cx, &rval.toObject()); |
107 | 0 |
|
108 | 0 | do { |
109 | 0 | // block for our 'break' successCode and scope for 'temp' and 'currentValue' |
110 | 0 | JS::Rooted<JS::Value> temp(cx); |
111 | 0 | double const & currentValue = mValue; |
112 | 0 | temp.set(JS_NumberValue(double(currentValue))); |
113 | 0 | if (!JS_DefinePropertyById(cx, obj, atomsCache->value_id, temp, JSPROP_ENUMERATE)) { |
114 | 0 | return false; |
115 | 0 | } |
116 | 0 | break; |
117 | 0 | } while(false); |
118 | 0 |
|
119 | 0 | return true; |
120 | 0 | } |
121 | | |
122 | | void |
123 | | DeviceLightEventInit::TraceDictionary(JSTracer* trc) |
124 | 0 | { |
125 | 0 | EventInit::TraceDictionary(trc); |
126 | 0 | } |
127 | | |
128 | | DeviceLightEventInit& |
129 | | DeviceLightEventInit::operator=(const DeviceLightEventInit& aOther) |
130 | 0 | { |
131 | 0 | EventInit::operator=(aOther); |
132 | 0 | mValue = aOther.mValue; |
133 | 0 | return *this; |
134 | 0 | } |
135 | | |
136 | | namespace binding_detail { |
137 | | } // namespace binding_detail |
138 | | |
139 | | |
140 | | namespace DeviceLightEvent_Binding { |
141 | | |
142 | | static_assert(IsRefcounted<NativeType>::value == IsRefcounted<Event_Binding::NativeType>::value, |
143 | | "Can't inherit from an interface with a different ownership model."); |
144 | | |
145 | | MOZ_CAN_RUN_SCRIPT static bool |
146 | | get_value(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::DeviceLightEvent* self, JSJitGetterCallArgs args) |
147 | 0 | { |
148 | 0 | AUTO_PROFILER_LABEL_FAST("get DeviceLightEvent.value", DOM, cx); |
149 | 0 |
|
150 | 0 | double result(self->Value()); |
151 | 0 | MOZ_ASSERT(!JS_IsExceptionPending(cx)); |
152 | 0 | args.rval().set(JS_NumberValue(double(result))); |
153 | 0 | return true; |
154 | 0 | } |
155 | | |
156 | | static const JSJitInfo value_getterinfo = { |
157 | | { (JSJitGetterOp)get_value }, |
158 | | { prototypes::id::DeviceLightEvent }, |
159 | | { PrototypeTraits<prototypes::id::DeviceLightEvent>::Depth }, |
160 | | JSJitInfo::Getter, |
161 | | JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */ |
162 | | JSVAL_TYPE_DOUBLE, /* returnType. Not relevant for setters. */ |
163 | | true, /* isInfallible. False in setters. */ |
164 | | false, /* isMovable. Not relevant for setters. */ |
165 | | false, /* isEliminatable. Not relevant for setters. */ |
166 | | false, /* isAlwaysInSlot. Only relevant for getters. */ |
167 | | false, /* isLazilyCachedInSlot. Only relevant for getters. */ |
168 | | false, /* isTypedMethod. Only relevant for methods. */ |
169 | | 0 /* Reserved slot index, if we're stored in a slot, else 0. */ |
170 | | }; |
171 | | static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit"); |
172 | | static_assert(0 < 1, "There is no slot for us"); |
173 | | |
174 | | MOZ_CAN_RUN_SCRIPT static bool |
175 | | get_isTrusted(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::DeviceLightEvent* self, JSJitGetterCallArgs args) |
176 | 0 | { |
177 | 0 | AUTO_PROFILER_LABEL_FAST("get DeviceLightEvent.isTrusted", DOM, cx); |
178 | 0 |
|
179 | 0 | bool result(self->IsTrusted()); |
180 | 0 | MOZ_ASSERT(!JS_IsExceptionPending(cx)); |
181 | 0 | args.rval().setBoolean(result); |
182 | 0 | return true; |
183 | 0 | } |
184 | | |
185 | | static const JSJitInfo isTrusted_getterinfo = { |
186 | | { (JSJitGetterOp)get_isTrusted }, |
187 | | { prototypes::id::DeviceLightEvent }, |
188 | | { PrototypeTraits<prototypes::id::DeviceLightEvent>::Depth }, |
189 | | JSJitInfo::Getter, |
190 | | JSJitInfo::AliasDOMSets, /* aliasSet. Not relevant for setters. */ |
191 | | JSVAL_TYPE_BOOLEAN, /* returnType. Not relevant for setters. */ |
192 | | true, /* isInfallible. False in setters. */ |
193 | | true, /* isMovable. Not relevant for setters. */ |
194 | | true, /* isEliminatable. Not relevant for setters. */ |
195 | | false, /* isAlwaysInSlot. Only relevant for getters. */ |
196 | | false, /* isLazilyCachedInSlot. Only relevant for getters. */ |
197 | | false, /* isTypedMethod. Only relevant for methods. */ |
198 | | 0 /* Reserved slot index, if we're stored in a slot, else 0. */ |
199 | | }; |
200 | | static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit"); |
201 | | static_assert(0 < 1, "There is no slot for us"); |
202 | | |
203 | | static bool |
204 | | _addProperty(JSContext* cx, JS::Handle<JSObject*> obj, JS::Handle<jsid> id, JS::Handle<JS::Value> val) |
205 | 0 | { |
206 | 0 | mozilla::dom::DeviceLightEvent* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::DeviceLightEvent>(obj); |
207 | 0 | // We don't want to preserve if we don't have a wrapper, and we |
208 | 0 | // obviously can't preserve if we're not initialized. |
209 | 0 | if (self && self->GetWrapperPreserveColor()) { |
210 | 0 | PreserveWrapper(self); |
211 | 0 | } |
212 | 0 | return true; |
213 | 0 | } |
214 | | |
215 | | static void |
216 | | _finalize(js::FreeOp* fop, JSObject* obj) |
217 | 0 | { |
218 | 0 | mozilla::dom::DeviceLightEvent* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::DeviceLightEvent>(obj); |
219 | 0 | if (self) { |
220 | 0 | ClearWrapper(self, self, obj); |
221 | 0 | AddForDeferredFinalization<mozilla::dom::DeviceLightEvent>(self); |
222 | 0 | } |
223 | 0 | } |
224 | | |
225 | | static size_t |
226 | | _objectMoved(JSObject* obj, JSObject* old) |
227 | 0 | { |
228 | 0 | mozilla::dom::DeviceLightEvent* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::DeviceLightEvent>(obj); |
229 | 0 | if (self) { |
230 | 0 | UpdateWrapper(self, self, obj, old); |
231 | 0 | } |
232 | 0 |
|
233 | 0 | return 0; |
234 | 0 | } |
235 | | |
236 | | // We deliberately use brace-elision to make Visual Studio produce better initalization code. |
237 | | #if defined(__clang__) |
238 | | #pragma clang diagnostic push |
239 | | #pragma clang diagnostic ignored "-Wmissing-braces" |
240 | | #endif |
241 | | static const JSPropertySpec sAttributes_specs[] = { |
242 | | { "value", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &value_getterinfo, nullptr, nullptr }, |
243 | | { nullptr, 0, nullptr, nullptr, nullptr, nullptr } |
244 | | }; |
245 | | #if defined(__clang__) |
246 | | #pragma clang diagnostic pop |
247 | | #endif |
248 | | |
249 | | |
250 | | static const Prefable<const JSPropertySpec> sAttributes[] = { |
251 | | { nullptr, &sAttributes_specs[0] }, |
252 | | { nullptr, nullptr } |
253 | | }; |
254 | | |
255 | | static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX, |
256 | | "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)"); |
257 | | static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX, |
258 | | "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)"); |
259 | | |
260 | | // We deliberately use brace-elision to make Visual Studio produce better initalization code. |
261 | | #if defined(__clang__) |
262 | | #pragma clang diagnostic push |
263 | | #pragma clang diagnostic ignored "-Wmissing-braces" |
264 | | #endif |
265 | | static const JSPropertySpec sUnforgeableAttributes_specs[] = { |
266 | | { "isTrusted", JSPROP_ENUMERATE | JSPROP_PERMANENT, GenericGetter<NormalThisPolicy, ThrowExceptions>, &isTrusted_getterinfo, nullptr, nullptr }, |
267 | | { nullptr, 0, nullptr, nullptr, nullptr, nullptr } |
268 | | }; |
269 | | #if defined(__clang__) |
270 | | #pragma clang diagnostic pop |
271 | | #endif |
272 | | |
273 | | |
274 | | static const Prefable<const JSPropertySpec> sUnforgeableAttributes[] = { |
275 | | { nullptr, &sUnforgeableAttributes_specs[0] }, |
276 | | { nullptr, nullptr } |
277 | | }; |
278 | | |
279 | | static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX, |
280 | | "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)"); |
281 | | static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX, |
282 | | "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)"); |
283 | | |
284 | | |
285 | | static uint16_t sNativeProperties_sortedPropertyIndices[2]; |
286 | | static PropertyInfo sNativeProperties_propertyInfos[2]; |
287 | | |
288 | | static const NativePropertiesN<2> sNativeProperties = { |
289 | | false, 0, |
290 | | false, 0, |
291 | | false, 0, |
292 | | true, 0 /* sAttributes */, |
293 | | false, 0, |
294 | | true, 1 /* sUnforgeableAttributes */, |
295 | | false, 0, |
296 | | -1, |
297 | | 2, |
298 | | sNativeProperties_sortedPropertyIndices, |
299 | | { |
300 | | { sAttributes, &sNativeProperties_propertyInfos[0] }, |
301 | | { sUnforgeableAttributes, &sNativeProperties_propertyInfos[1] } |
302 | | } |
303 | | }; |
304 | | static_assert(2 < 1ull << CHAR_BIT * sizeof(sNativeProperties.propertyInfoCount), |
305 | | "We have a property info count that is oversized"); |
306 | | |
307 | | static bool |
308 | | _constructor(JSContext* cx, unsigned argc, JS::Value* vp) |
309 | 0 | { |
310 | 0 | AUTO_PROFILER_LABEL_FAST("DeviceLightEvent constructor", DOM, cx); |
311 | 0 |
|
312 | 0 | JS::CallArgs args = JS::CallArgsFromVp(argc, vp); |
313 | 0 | JS::Rooted<JSObject*> obj(cx, &args.callee()); |
314 | 0 | if (!args.isConstructing()) { |
315 | 0 | // XXXbz wish I could get the name from the callee instead of |
316 | 0 | // Adding more relocations |
317 | 0 | return ThrowConstructorWithoutNew(cx, "DeviceLightEvent"); |
318 | 0 | } |
319 | 0 | |
320 | 0 | JS::Rooted<JSObject*> desiredProto(cx); |
321 | 0 | if (!GetDesiredProto(cx, args, &desiredProto)) { |
322 | 0 | return false; |
323 | 0 | } |
324 | 0 | |
325 | 0 | if (MOZ_UNLIKELY(args.length() < 1)) { |
326 | 0 | return ThrowErrorMessage(cx, MSG_MISSING_ARGUMENTS, "DeviceLightEvent"); |
327 | 0 | } |
328 | 0 | GlobalObject global(cx, obj); |
329 | 0 | if (global.Failed()) { |
330 | 0 | return false; |
331 | 0 | } |
332 | 0 | |
333 | 0 | bool objIsXray = xpc::WrapperFactory::IsXrayWrapper(obj); |
334 | 0 | binding_detail::FakeString arg0; |
335 | 0 | if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) { |
336 | 0 | return false; |
337 | 0 | } |
338 | 0 | binding_detail::FastDeviceLightEventInit arg1; |
339 | 0 | if (!arg1.Init(cx, (args.hasDefined(1)) ? args[1] : JS::NullHandleValue, "Argument 2 of DeviceLightEvent.constructor", false)) { |
340 | 0 | return false; |
341 | 0 | } |
342 | 0 | Maybe<JSAutoRealm> ar; |
343 | 0 | if (objIsXray) { |
344 | 0 | obj = js::CheckedUnwrap(obj); |
345 | 0 | if (!obj) { |
346 | 0 | return false; |
347 | 0 | } |
348 | 0 | ar.emplace(cx, obj); |
349 | 0 | if (!JS_WrapObject(cx, &desiredProto)) { |
350 | 0 | return false; |
351 | 0 | } |
352 | 0 | } |
353 | 0 | FastErrorResult rv; |
354 | 0 | auto result(StrongOrRawPtr<mozilla::dom::DeviceLightEvent>(mozilla::dom::DeviceLightEvent::Constructor(global, NonNullHelper(Constify(arg0)), Constify(arg1), rv))); |
355 | 0 | if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) { |
356 | 0 | return false; |
357 | 0 | } |
358 | 0 | MOZ_ASSERT(!JS_IsExceptionPending(cx)); |
359 | 0 | static_assert(!IsPointer<decltype(result)>::value, |
360 | 0 | "NewObject implies that we need to keep the object alive with a strong reference."); |
361 | 0 | if (!GetOrCreateDOMReflector(cx, result, args.rval(), desiredProto)) { |
362 | 0 | MOZ_ASSERT(JS_IsExceptionPending(cx)); |
363 | 0 | return false; |
364 | 0 | } |
365 | 0 | return true; |
366 | 0 | } |
367 | | |
368 | | static const js::ClassOps sInterfaceObjectClassOps = { |
369 | | nullptr, /* addProperty */ |
370 | | nullptr, /* delProperty */ |
371 | | nullptr, /* enumerate */ |
372 | | nullptr, /* newEnumerate */ |
373 | | nullptr, /* resolve */ |
374 | | nullptr, /* mayResolve */ |
375 | | nullptr, /* finalize */ |
376 | | _constructor, /* call */ |
377 | | nullptr, /* hasInstance */ |
378 | | _constructor, /* construct */ |
379 | | nullptr, /* trace */ |
380 | | }; |
381 | | |
382 | | static const DOMIfaceAndProtoJSClass sInterfaceObjectClass = { |
383 | | { |
384 | | "Function", |
385 | | JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_SLOTS_BASE), |
386 | | &sInterfaceObjectClassOps, |
387 | | JS_NULL_CLASS_SPEC, |
388 | | JS_NULL_CLASS_EXT, |
389 | | &sInterfaceObjectClassObjectOps |
390 | | }, |
391 | | eInterface, |
392 | | true, |
393 | | prototypes::id::DeviceLightEvent, |
394 | | PrototypeTraits<prototypes::id::DeviceLightEvent>::Depth, |
395 | | sNativePropertyHooks, |
396 | | "function DeviceLightEvent() {\n [native code]\n}", |
397 | | Event_Binding::GetConstructorObject |
398 | | }; |
399 | | |
400 | | static const DOMIfaceAndProtoJSClass sPrototypeClass = { |
401 | | { |
402 | | "DeviceLightEventPrototype", |
403 | | JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_PROTO_SLOTS_BASE + 1 /* slot for the JSObject holding the unforgeable properties */), |
404 | | JS_NULL_CLASS_OPS, |
405 | | JS_NULL_CLASS_SPEC, |
406 | | JS_NULL_CLASS_EXT, |
407 | | JS_NULL_OBJECT_OPS |
408 | | }, |
409 | | eInterfacePrototype, |
410 | | false, |
411 | | prototypes::id::DeviceLightEvent, |
412 | | PrototypeTraits<prototypes::id::DeviceLightEvent>::Depth, |
413 | | sNativePropertyHooks, |
414 | | "[object DeviceLightEventPrototype]", |
415 | | Event_Binding::GetProtoObject |
416 | | }; |
417 | | |
418 | | bool |
419 | | ConstructorEnabled(JSContext* aCx, JS::Handle<JSObject*> aObj) |
420 | 0 | { |
421 | 0 | static bool sPrefValue; |
422 | 0 | static bool sPrefCacheSetUp = false; |
423 | 0 | if (!sPrefCacheSetUp) { |
424 | 0 | sPrefCacheSetUp = true; |
425 | 0 | Preferences::AddBoolVarCache(&sPrefValue, "device.sensors.ambientLight.enabled"); |
426 | 0 | } |
427 | 0 |
|
428 | 0 | return sPrefValue && |
429 | 0 | nsGlobalWindowInner::DeviceSensorsEnabled(aCx, aObj); |
430 | 0 | } |
431 | | |
432 | | static const js::ClassOps sClassOps = { |
433 | | _addProperty, /* addProperty */ |
434 | | nullptr, /* delProperty */ |
435 | | nullptr, /* enumerate */ |
436 | | nullptr, /* newEnumerate */ |
437 | | nullptr, /* resolve */ |
438 | | nullptr, /* mayResolve */ |
439 | | _finalize, /* finalize */ |
440 | | nullptr, /* call */ |
441 | | nullptr, /* hasInstance */ |
442 | | nullptr, /* construct */ |
443 | | nullptr, /* trace */ |
444 | | }; |
445 | | |
446 | | static const js::ClassExtension sClassExtension = { |
447 | | nullptr, /* weakmapKeyDelegateOp */ |
448 | | _objectMoved /* objectMovedOp */ |
449 | | }; |
450 | | |
451 | | static const DOMJSClass sClass = { |
452 | | { "DeviceLightEvent", |
453 | | JSCLASS_IS_DOMJSCLASS | JSCLASS_FOREGROUND_FINALIZE | JSCLASS_HAS_RESERVED_SLOTS(1) | JSCLASS_SKIP_NURSERY_FINALIZE, |
454 | | &sClassOps, |
455 | | JS_NULL_CLASS_SPEC, |
456 | | &sClassExtension, |
457 | | JS_NULL_OBJECT_OPS |
458 | | }, |
459 | | { prototypes::id::Event, prototypes::id::DeviceLightEvent, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count }, |
460 | | IsBaseOf<nsISupports, mozilla::dom::DeviceLightEvent >::value, |
461 | | sNativePropertyHooks, |
462 | | FindAssociatedGlobalForNative<mozilla::dom::DeviceLightEvent>::Get, |
463 | | GetProtoObjectHandle, |
464 | | GetCCParticipant<mozilla::dom::DeviceLightEvent>::Get() |
465 | | }; |
466 | | static_assert(1 == DOM_INSTANCE_RESERVED_SLOTS, |
467 | | "Must have the right minimal number of reserved slots."); |
468 | | static_assert(1 >= 1, |
469 | | "Must have enough reserved slots."); |
470 | | |
471 | | const JSClass* |
472 | | GetJSClass() |
473 | 0 | { |
474 | 0 | return sClass.ToJSClass(); |
475 | 0 | } |
476 | | |
477 | | bool |
478 | | Wrap(JSContext* aCx, mozilla::dom::DeviceLightEvent* aObject, nsWrapperCache* aCache, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector) |
479 | 0 | { |
480 | 0 | static_assert(!IsBaseOf<NonRefcountedDOMObject, mozilla::dom::DeviceLightEvent>::value, |
481 | 0 | "Shouldn't have wrappercached things that are not refcounted."); |
482 | 0 | MOZ_ASSERT(static_cast<mozilla::dom::DeviceLightEvent*>(aObject) == |
483 | 0 | reinterpret_cast<mozilla::dom::DeviceLightEvent*>(aObject), |
484 | 0 | "Multiple inheritance for mozilla::dom::DeviceLightEvent is broken."); |
485 | 0 | MOZ_ASSERT(static_cast<mozilla::dom::Event*>(aObject) == |
486 | 0 | reinterpret_cast<mozilla::dom::Event*>(aObject), |
487 | 0 | "Multiple inheritance for mozilla::dom::Event is broken."); |
488 | 0 | MOZ_ASSERT(ToSupportsIsCorrect(aObject)); |
489 | 0 | MOZ_ASSERT_IF(aGivenProto, js::IsObjectInContextCompartment(aGivenProto, aCx)); |
490 | 0 | MOZ_ASSERT(!aCache->GetWrapper(), |
491 | 0 | "You should probably not be using Wrap() directly; use " |
492 | 0 | "GetOrCreateDOMReflector instead"); |
493 | 0 |
|
494 | 0 | MOZ_ASSERT(ToSupportsIsOnPrimaryInheritanceChain(aObject, aCache), |
495 | 0 | "nsISupports must be on our primary inheritance chain"); |
496 | 0 |
|
497 | 0 | JS::Rooted<JSObject*> global(aCx, FindAssociatedGlobal(aCx, aObject->GetParentObject())); |
498 | 0 | if (!global) { |
499 | 0 | return false; |
500 | 0 | } |
501 | 0 | MOZ_ASSERT(JS_IsGlobalObject(global)); |
502 | 0 | MOZ_ASSERT(JS::ObjectIsNotGray(global)); |
503 | 0 |
|
504 | 0 | // That might have ended up wrapping us already, due to the wonders |
505 | 0 | // of XBL. Check for that, and bail out as needed. |
506 | 0 | aReflector.set(aCache->GetWrapper()); |
507 | 0 | if (aReflector) { |
508 | | #ifdef DEBUG |
509 | | AssertReflectorHasGivenProto(aCx, aReflector, aGivenProto); |
510 | | #endif // DEBUG |
511 | | return true; |
512 | 0 | } |
513 | 0 |
|
514 | 0 | JSAutoRealm ar(aCx, global); |
515 | 0 | JS::Handle<JSObject*> canonicalProto = GetProtoObjectHandle(aCx); |
516 | 0 | if (!canonicalProto) { |
517 | 0 | return false; |
518 | 0 | } |
519 | 0 | JS::Rooted<JSObject*> proto(aCx); |
520 | 0 | if (aGivenProto) { |
521 | 0 | proto = aGivenProto; |
522 | 0 | // Unfortunately, while aGivenProto was in the compartment of aCx |
523 | 0 | // coming in, we changed compartments to that of "parent" so may need |
524 | 0 | // to wrap the proto here. |
525 | 0 | if (js::GetContextCompartment(aCx) != js::GetObjectCompartment(proto)) { |
526 | 0 | if (!JS_WrapObject(aCx, &proto)) { |
527 | 0 | return false; |
528 | 0 | } |
529 | 0 | } |
530 | 0 | } else { |
531 | 0 | proto = canonicalProto; |
532 | 0 | } |
533 | 0 |
|
534 | 0 | BindingJSObjectCreator<mozilla::dom::DeviceLightEvent> creator(aCx); |
535 | 0 | creator.CreateObject(aCx, sClass.ToJSClass(), proto, aObject, aReflector); |
536 | 0 | if (!aReflector) { |
537 | 0 | return false; |
538 | 0 | } |
539 | 0 | |
540 | 0 | aCache->SetWrapper(aReflector); |
541 | 0 |
|
542 | 0 | // Important: do unforgeable property setup after we have handed |
543 | 0 | // over ownership of the C++ object to obj as needed, so that if |
544 | 0 | // we fail and it ends up GCed it won't have problems in the |
545 | 0 | // finalizer trying to drop its ownership of the C++ object. |
546 | 0 | JS::Rooted<JSObject*> unforgeableHolder(aCx, |
547 | 0 | &js::GetReservedSlot(canonicalProto, DOM_INTERFACE_PROTO_SLOTS_BASE).toObject()); |
548 | 0 | if (!JS_InitializePropertiesFromCompatibleNativeObject(aCx, aReflector, unforgeableHolder)) { |
549 | 0 | aCache->ReleaseWrapper(aObject); |
550 | 0 | aCache->ClearWrapper(); |
551 | 0 | return false; |
552 | 0 | } |
553 | 0 | creator.InitializationSucceeded(); |
554 | 0 |
|
555 | 0 | MOZ_ASSERT(aCache->GetWrapperPreserveColor() && |
556 | 0 | aCache->GetWrapperPreserveColor() == aReflector); |
557 | 0 | // If proto != canonicalProto, we have to preserve our wrapper; |
558 | 0 | // otherwise we won't be able to properly recreate it later, since |
559 | 0 | // we won't know what proto to use. Note that we don't check |
560 | 0 | // aGivenProto here, since it's entirely possible (and even |
561 | 0 | // somewhat common) to have a non-null aGivenProto which is the |
562 | 0 | // same as canonicalProto. |
563 | 0 | if (proto != canonicalProto) { |
564 | 0 | PreserveWrapper(aObject); |
565 | 0 | } |
566 | 0 |
|
567 | 0 | return true; |
568 | 0 | } |
569 | | |
570 | | const NativePropertyHooks sNativePropertyHooks[] = { { |
571 | | nullptr, |
572 | | nullptr, |
573 | | nullptr, |
574 | | { sNativeProperties.Upcast(), nullptr }, |
575 | | prototypes::id::DeviceLightEvent, |
576 | | constructors::id::DeviceLightEvent, |
577 | | Event_Binding::sNativePropertyHooks, |
578 | | &DefaultXrayExpandoObjectClass |
579 | | } }; |
580 | | |
581 | | void |
582 | | CreateInterfaceObjects(JSContext* aCx, JS::Handle<JSObject*> aGlobal, ProtoAndIfaceCache& aProtoAndIfaceCache, bool aDefineOnGlobal) |
583 | 0 | { |
584 | 0 | JS::Handle<JSObject*> parentProto(Event_Binding::GetProtoObjectHandle(aCx)); |
585 | 0 | if (!parentProto) { |
586 | 0 | return; |
587 | 0 | } |
588 | 0 | |
589 | 0 | JS::Handle<JSObject*> constructorProto(Event_Binding::GetConstructorObjectHandle(aCx)); |
590 | 0 | if (!constructorProto) { |
591 | 0 | return; |
592 | 0 | } |
593 | 0 | |
594 | 0 | static bool sIdsInited = false; |
595 | 0 | if (!sIdsInited && NS_IsMainThread()) { |
596 | 0 | if (!InitIds(aCx, sNativeProperties.Upcast())) { |
597 | 0 | return; |
598 | 0 | } |
599 | 0 | sIdsInited = true; |
600 | 0 | } |
601 | 0 |
|
602 | 0 | JS::Heap<JSObject*>* protoCache = &aProtoAndIfaceCache.EntrySlotOrCreate(prototypes::id::DeviceLightEvent); |
603 | 0 | JS::Heap<JSObject*>* interfaceCache = &aProtoAndIfaceCache.EntrySlotOrCreate(constructors::id::DeviceLightEvent); |
604 | 0 | dom::CreateInterfaceObjects(aCx, aGlobal, parentProto, |
605 | 0 | &sPrototypeClass.mBase, protoCache, |
606 | 0 | nullptr, |
607 | 0 | constructorProto, &sInterfaceObjectClass.mBase, 1, nullptr, |
608 | 0 | interfaceCache, |
609 | 0 | sNativeProperties.Upcast(), |
610 | 0 | nullptr, |
611 | 0 | "DeviceLightEvent", aDefineOnGlobal, |
612 | 0 | nullptr, |
613 | 0 | false); |
614 | 0 |
|
615 | 0 | JS::Rooted<JSObject*> unforgeableHolder(aCx); |
616 | 0 | { |
617 | 0 | JS::Rooted<JSObject*> holderProto(aCx, *protoCache); |
618 | 0 | unforgeableHolder = JS_NewObjectWithoutMetadata(aCx, sClass.ToJSClass(), holderProto); |
619 | 0 | if (!unforgeableHolder) { |
620 | 0 | *protoCache = nullptr; |
621 | 0 | if (interfaceCache) { |
622 | 0 | *interfaceCache = nullptr; |
623 | 0 | } |
624 | 0 | return; |
625 | 0 | } |
626 | 0 | } |
627 | 0 |
|
628 | 0 | if (!DefineUnforgeableAttributes(aCx, unforgeableHolder, sUnforgeableAttributes)) { |
629 | 0 | *protoCache = nullptr; |
630 | 0 | if (interfaceCache) { |
631 | 0 | *interfaceCache = nullptr; |
632 | 0 | } |
633 | 0 | return; |
634 | 0 | } |
635 | 0 |
|
636 | 0 | if (*protoCache) { |
637 | 0 | js::SetReservedSlot(*protoCache, DOM_INTERFACE_PROTO_SLOTS_BASE, |
638 | 0 | JS::ObjectValue(*unforgeableHolder)); |
639 | 0 | } |
640 | 0 | } |
641 | | |
642 | | JSObject* |
643 | | GetConstructorObject(JSContext* aCx) |
644 | 0 | { |
645 | 0 | return GetConstructorObjectHandle(aCx); |
646 | 0 | } |
647 | | |
648 | | } // namespace DeviceLightEvent_Binding |
649 | | |
650 | | |
651 | | |
652 | | } // namespace dom |
653 | | } // namespace mozilla |