/work/obj-fuzz/dom/bindings/WorkletBinding.cpp
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1 | | /* THIS FILE IS AUTOGENERATED FROM Worklet.webidl BY Codegen.py - DO NOT EDIT */ |
2 | | |
3 | | #include "AtomList.h" |
4 | | #include "WorkletBinding.h" |
5 | | #include "WrapperFactory.h" |
6 | | #include "mozilla/OwningNonNull.h" |
7 | | #include "mozilla/Preferences.h" |
8 | | #include "mozilla/dom/BindingUtils.h" |
9 | | #include "mozilla/dom/DOMJSClass.h" |
10 | | #include "mozilla/dom/NonRefcountedDOMObject.h" |
11 | | #include "mozilla/dom/Promise.h" |
12 | | #include "mozilla/dom/ScriptSettings.h" |
13 | | #include "mozilla/dom/SimpleGlobalObject.h" |
14 | | #include "mozilla/dom/ToJSValue.h" |
15 | | #include "mozilla/dom/Worklet.h" |
16 | | #include "mozilla/dom/XrayExpandoClass.h" |
17 | | #include "nsContentUtils.h" |
18 | | |
19 | | namespace mozilla { |
20 | | namespace dom { |
21 | | |
22 | | namespace binding_detail {}; // Just to make sure it's known as a namespace |
23 | | using namespace mozilla::dom::binding_detail; |
24 | | |
25 | | |
26 | | |
27 | | WorkletOptions::WorkletOptions() |
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 | | WorkletOptions::InitIds(JSContext* cx, WorkletOptionsAtoms* 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->credentials_id.init(cx, "credentials")) { |
43 | 0 | return false; |
44 | 0 | } |
45 | 0 | return true; |
46 | 0 | } |
47 | | |
48 | | bool |
49 | | WorkletOptions::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 | WorkletOptionsAtoms* atomsCache = nullptr; |
57 | 0 | if (cx) { |
58 | 0 | atomsCache = GetAtomCache<WorkletOptionsAtoms>(cx); |
59 | 0 | if (!*reinterpret_cast<jsid**>(atomsCache) && !InitIds(cx, atomsCache)) { |
60 | 0 | return false; |
61 | 0 | } |
62 | 0 | } |
63 | 0 | |
64 | 0 | if (!IsConvertibleToDictionary(val)) { |
65 | 0 | return ThrowErrorMessage(cx, MSG_NOT_DICTIONARY, sourceDescription); |
66 | 0 | } |
67 | 0 | |
68 | 0 | bool isNull = val.isNullOrUndefined(); |
69 | 0 | // We only need these if !isNull, in which case we have |cx|. |
70 | 0 | Maybe<JS::Rooted<JSObject *> > object; |
71 | 0 | Maybe<JS::Rooted<JS::Value> > temp; |
72 | 0 | if (!isNull) { |
73 | 0 | MOZ_ASSERT(cx); |
74 | 0 | object.emplace(cx, &val.toObject()); |
75 | 0 | temp.emplace(cx); |
76 | 0 | } |
77 | 0 | if (!isNull) { |
78 | 0 | if (!JS_GetPropertyById(cx, *object, atomsCache->credentials_id, temp.ptr())) { |
79 | 0 | return false; |
80 | 0 | } |
81 | 0 | } |
82 | 0 | if (!isNull && !temp->isUndefined()) { |
83 | 0 | { |
84 | 0 | int index; |
85 | 0 | if (!FindEnumStringIndex<true>(cx, temp.ref(), RequestCredentialsValues::strings, "RequestCredentials", "'credentials' member of WorkletOptions", &index)) { |
86 | 0 | return false; |
87 | 0 | } |
88 | 0 | MOZ_ASSERT(index >= 0); |
89 | 0 | mCredentials = static_cast<RequestCredentials>(index); |
90 | 0 | } |
91 | 0 | } else { |
92 | 0 | mCredentials = RequestCredentials::Same_origin; |
93 | 0 | } |
94 | 0 | mIsAnyMemberPresent = true; |
95 | 0 | return true; |
96 | 0 | } |
97 | | |
98 | | bool |
99 | | WorkletOptions::Init(const nsAString& aJSON) |
100 | 0 | { |
101 | 0 | AutoJSAPI jsapi; |
102 | 0 | JSObject* cleanGlobal = SimpleGlobalObject::Create(SimpleGlobalObject::GlobalType::BindingDetail); |
103 | 0 | if (!cleanGlobal) { |
104 | 0 | return false; |
105 | 0 | } |
106 | 0 | if (!jsapi.Init(cleanGlobal)) { |
107 | 0 | return false; |
108 | 0 | } |
109 | 0 | JSContext* cx = jsapi.cx(); |
110 | 0 | JS::Rooted<JS::Value> json(cx); |
111 | 0 | bool ok = ParseJSON(cx, aJSON, &json); |
112 | 0 | NS_ENSURE_TRUE(ok, false); |
113 | 0 | return Init(cx, json); |
114 | 0 | } |
115 | | |
116 | | bool |
117 | | WorkletOptions::ToObjectInternal(JSContext* cx, JS::MutableHandle<JS::Value> rval) const |
118 | 0 | { |
119 | 0 | WorkletOptionsAtoms* atomsCache = GetAtomCache<WorkletOptionsAtoms>(cx); |
120 | 0 | if (!*reinterpret_cast<jsid**>(atomsCache) && !InitIds(cx, atomsCache)) { |
121 | 0 | return false; |
122 | 0 | } |
123 | 0 | |
124 | 0 | JS::Rooted<JSObject*> obj(cx, JS_NewPlainObject(cx)); |
125 | 0 | if (!obj) { |
126 | 0 | return false; |
127 | 0 | } |
128 | 0 | rval.set(JS::ObjectValue(*obj)); |
129 | 0 |
|
130 | 0 | do { |
131 | 0 | // block for our 'break' successCode and scope for 'temp' and 'currentValue' |
132 | 0 | JS::Rooted<JS::Value> temp(cx); |
133 | 0 | RequestCredentials const & currentValue = mCredentials; |
134 | 0 | if (!ToJSValue(cx, currentValue, &temp)) { |
135 | 0 | return false; |
136 | 0 | } |
137 | 0 | if (!JS_DefinePropertyById(cx, obj, atomsCache->credentials_id, temp, JSPROP_ENUMERATE)) { |
138 | 0 | return false; |
139 | 0 | } |
140 | 0 | break; |
141 | 0 | } while(false); |
142 | 0 |
|
143 | 0 | return true; |
144 | 0 | } |
145 | | |
146 | | bool |
147 | | WorkletOptions::ToJSON(nsAString& aJSON) const |
148 | 0 | { |
149 | 0 | AutoJSAPI jsapi; |
150 | 0 | jsapi.Init(); |
151 | 0 | JSContext *cx = jsapi.cx(); |
152 | 0 | // It's safe to use UnprivilegedJunkScopeOrWorkerGlobal here |
153 | 0 | // because we'll only be creating objects, in ways that have no |
154 | 0 | // side-effects, followed by a call to JS::ToJSONMaybeSafely, |
155 | 0 | // which likewise guarantees no side-effects for the sorts of |
156 | 0 | // things we will pass it. |
157 | 0 | JSAutoRealm ar(cx, UnprivilegedJunkScopeOrWorkerGlobal()); |
158 | 0 | JS::Rooted<JS::Value> val(cx); |
159 | 0 | if (!ToObjectInternal(cx, &val)) { |
160 | 0 | return false; |
161 | 0 | } |
162 | 0 | JS::Rooted<JSObject*> obj(cx, &val.toObject()); |
163 | 0 | return StringifyToJSON(cx, obj, aJSON); |
164 | 0 | } |
165 | | |
166 | | void |
167 | | WorkletOptions::TraceDictionary(JSTracer* trc) |
168 | 0 | { |
169 | 0 | } |
170 | | |
171 | | WorkletOptions& |
172 | | WorkletOptions::operator=(const WorkletOptions& aOther) |
173 | 0 | { |
174 | 0 | DictionaryBase::operator=(aOther); |
175 | 0 | mCredentials = aOther.mCredentials; |
176 | 0 | return *this; |
177 | 0 | } |
178 | | |
179 | | namespace binding_detail { |
180 | | } // namespace binding_detail |
181 | | |
182 | | |
183 | | namespace Worklet_Binding { |
184 | | |
185 | | MOZ_CAN_RUN_SCRIPT static bool |
186 | | addModule(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::Worklet* self, const JSJitMethodCallArgs& args) |
187 | 0 | { |
188 | 0 | AUTO_PROFILER_LABEL_FAST("Worklet.addModule", DOM, cx); |
189 | 0 |
|
190 | 0 | if (MOZ_UNLIKELY(args.length() < 1)) { |
191 | 0 | return ThrowErrorMessage(cx, MSG_MISSING_ARGUMENTS, "Worklet.addModule"); |
192 | 0 | } |
193 | 0 | binding_detail::FakeString arg0; |
194 | 0 | if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) { |
195 | 0 | return false; |
196 | 0 | } |
197 | 0 | NormalizeUSVString(arg0); |
198 | 0 | binding_detail::FastWorkletOptions arg1; |
199 | 0 | if (!arg1.Init(cx, (args.hasDefined(1)) ? args[1] : JS::NullHandleValue, "Argument 2 of Worklet.addModule", false)) { |
200 | 0 | return false; |
201 | 0 | } |
202 | 0 | FastErrorResult rv; |
203 | 0 | auto result(StrongOrRawPtr<Promise>(self->AddModule(Constify(arg0), Constify(arg1), nsContentUtils::IsSystemCaller(cx) ? CallerType::System : CallerType::NonSystem, rv))); |
204 | 0 | if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) { |
205 | 0 | return false; |
206 | 0 | } |
207 | 0 | MOZ_ASSERT(!JS_IsExceptionPending(cx)); |
208 | 0 | static_assert(!IsPointer<decltype(result)>::value, |
209 | 0 | "NewObject implies that we need to keep the object alive with a strong reference."); |
210 | 0 | if (!ToJSValue(cx, result, args.rval())) { |
211 | 0 | return false; |
212 | 0 | } |
213 | 0 | return true; |
214 | 0 | } |
215 | | |
216 | | MOZ_CAN_RUN_SCRIPT static bool |
217 | | addModule_promiseWrapper(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::Worklet* self, const JSJitMethodCallArgs& args) |
218 | 0 | { |
219 | 0 | bool ok = addModule(cx, obj, self, args); |
220 | 0 | if (ok) { |
221 | 0 | return true; |
222 | 0 | } |
223 | 0 | return ConvertExceptionToPromise(cx, args.rval()); |
224 | 0 | } |
225 | | |
226 | | static const JSJitInfo addModule_methodinfo = { |
227 | | { (JSJitGetterOp)addModule_promiseWrapper }, |
228 | | { prototypes::id::Worklet }, |
229 | | { PrototypeTraits<prototypes::id::Worklet>::Depth }, |
230 | | JSJitInfo::Method, |
231 | | JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */ |
232 | | JSVAL_TYPE_OBJECT, /* returnType. Not relevant for setters. */ |
233 | | false, /* isInfallible. False in setters. */ |
234 | | false, /* isMovable. Not relevant for setters. */ |
235 | | false, /* isEliminatable. Not relevant for setters. */ |
236 | | false, /* isAlwaysInSlot. Only relevant for getters. */ |
237 | | false, /* isLazilyCachedInSlot. Only relevant for getters. */ |
238 | | false, /* isTypedMethod. Only relevant for methods. */ |
239 | | 0 /* Reserved slot index, if we're stored in a slot, else 0. */ |
240 | | }; |
241 | | static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit"); |
242 | | static_assert(0 < 1, "There is no slot for us"); |
243 | | |
244 | | static bool |
245 | | _addProperty(JSContext* cx, JS::Handle<JSObject*> obj, JS::Handle<jsid> id, JS::Handle<JS::Value> val) |
246 | 0 | { |
247 | 0 | mozilla::dom::Worklet* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::Worklet>(obj); |
248 | 0 | // We don't want to preserve if we don't have a wrapper, and we |
249 | 0 | // obviously can't preserve if we're not initialized. |
250 | 0 | if (self && self->GetWrapperPreserveColor()) { |
251 | 0 | PreserveWrapper(self); |
252 | 0 | } |
253 | 0 | return true; |
254 | 0 | } |
255 | | |
256 | | static void |
257 | | _finalize(js::FreeOp* fop, JSObject* obj) |
258 | 0 | { |
259 | 0 | mozilla::dom::Worklet* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::Worklet>(obj); |
260 | 0 | if (self) { |
261 | 0 | ClearWrapper(self, self, obj); |
262 | 0 | AddForDeferredFinalization<mozilla::dom::Worklet>(self); |
263 | 0 | } |
264 | 0 | } |
265 | | |
266 | | static size_t |
267 | | _objectMoved(JSObject* obj, JSObject* old) |
268 | 0 | { |
269 | 0 | mozilla::dom::Worklet* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::Worklet>(obj); |
270 | 0 | if (self) { |
271 | 0 | UpdateWrapper(self, self, obj, old); |
272 | 0 | } |
273 | 0 |
|
274 | 0 | return 0; |
275 | 0 | } |
276 | | |
277 | | // We deliberately use brace-elision to make Visual Studio produce better initalization code. |
278 | | #if defined(__clang__) |
279 | | #pragma clang diagnostic push |
280 | | #pragma clang diagnostic ignored "-Wmissing-braces" |
281 | | #endif |
282 | | static const JSFunctionSpec sMethods_specs[] = { |
283 | | JS_FNSPEC("addModule", (GenericMethod<NormalThisPolicy, ConvertExceptionsToPromises>), reinterpret_cast<const JSJitInfo*>(&addModule_methodinfo), 1, JSPROP_ENUMERATE, nullptr), |
284 | | JS_FS_END |
285 | | }; |
286 | | #if defined(__clang__) |
287 | | #pragma clang diagnostic pop |
288 | | #endif |
289 | | |
290 | | |
291 | | static const Prefable<const JSFunctionSpec> sMethods[] = { |
292 | | { nullptr, &sMethods_specs[0] }, |
293 | | { nullptr, nullptr } |
294 | | }; |
295 | | |
296 | | static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX, |
297 | | "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)"); |
298 | | static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX, |
299 | | "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)"); |
300 | | |
301 | | |
302 | | static uint16_t sNativeProperties_sortedPropertyIndices[1]; |
303 | | static PropertyInfo sNativeProperties_propertyInfos[1]; |
304 | | |
305 | | static const NativePropertiesN<1> sNativeProperties = { |
306 | | false, 0, |
307 | | false, 0, |
308 | | true, 0 /* sMethods */, |
309 | | false, 0, |
310 | | false, 0, |
311 | | false, 0, |
312 | | false, 0, |
313 | | -1, |
314 | | 1, |
315 | | sNativeProperties_sortedPropertyIndices, |
316 | | { |
317 | | { sMethods, &sNativeProperties_propertyInfos[0] } |
318 | | } |
319 | | }; |
320 | | static_assert(1 < 1ull << CHAR_BIT * sizeof(sNativeProperties.propertyInfoCount), |
321 | | "We have a property info count that is oversized"); |
322 | | |
323 | | static const DOMIfaceAndProtoJSClass sInterfaceObjectClass = { |
324 | | { |
325 | | "Function", |
326 | | JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_SLOTS_BASE), |
327 | | &sBoringInterfaceObjectClassClassOps, |
328 | | JS_NULL_CLASS_SPEC, |
329 | | JS_NULL_CLASS_EXT, |
330 | | &sInterfaceObjectClassObjectOps |
331 | | }, |
332 | | eInterface, |
333 | | true, |
334 | | prototypes::id::Worklet, |
335 | | PrototypeTraits<prototypes::id::Worklet>::Depth, |
336 | | sNativePropertyHooks, |
337 | | "function Worklet() {\n [native code]\n}", |
338 | | JS::GetRealmFunctionPrototype |
339 | | }; |
340 | | |
341 | | static const DOMIfaceAndProtoJSClass sPrototypeClass = { |
342 | | { |
343 | | "WorkletPrototype", |
344 | | JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_PROTO_SLOTS_BASE), |
345 | | JS_NULL_CLASS_OPS, |
346 | | JS_NULL_CLASS_SPEC, |
347 | | JS_NULL_CLASS_EXT, |
348 | | JS_NULL_OBJECT_OPS |
349 | | }, |
350 | | eInterfacePrototype, |
351 | | false, |
352 | | prototypes::id::Worklet, |
353 | | PrototypeTraits<prototypes::id::Worklet>::Depth, |
354 | | sNativePropertyHooks, |
355 | | "[object WorkletPrototype]", |
356 | | JS::GetRealmObjectPrototype |
357 | | }; |
358 | | |
359 | | bool |
360 | | ConstructorEnabled(JSContext* aCx, JS::Handle<JSObject*> aObj) |
361 | 0 | { |
362 | 0 | static bool sPrefValue; |
363 | 0 | static bool sPrefCacheSetUp = false; |
364 | 0 | if (!sPrefCacheSetUp) { |
365 | 0 | sPrefCacheSetUp = true; |
366 | 0 | Preferences::AddBoolVarCache(&sPrefValue, "dom.worklet.enabled"); |
367 | 0 | } |
368 | 0 |
|
369 | 0 | return sPrefValue; |
370 | 0 | } |
371 | | |
372 | | static const js::ClassOps sClassOps = { |
373 | | _addProperty, /* addProperty */ |
374 | | nullptr, /* delProperty */ |
375 | | nullptr, /* enumerate */ |
376 | | nullptr, /* newEnumerate */ |
377 | | nullptr, /* resolve */ |
378 | | nullptr, /* mayResolve */ |
379 | | _finalize, /* finalize */ |
380 | | nullptr, /* call */ |
381 | | nullptr, /* hasInstance */ |
382 | | nullptr, /* construct */ |
383 | | nullptr, /* trace */ |
384 | | }; |
385 | | |
386 | | static const js::ClassExtension sClassExtension = { |
387 | | nullptr, /* weakmapKeyDelegateOp */ |
388 | | _objectMoved /* objectMovedOp */ |
389 | | }; |
390 | | |
391 | | static const DOMJSClass sClass = { |
392 | | { "Worklet", |
393 | | JSCLASS_IS_DOMJSCLASS | JSCLASS_FOREGROUND_FINALIZE | JSCLASS_HAS_RESERVED_SLOTS(1), |
394 | | &sClassOps, |
395 | | JS_NULL_CLASS_SPEC, |
396 | | &sClassExtension, |
397 | | JS_NULL_OBJECT_OPS |
398 | | }, |
399 | | { prototypes::id::Worklet, 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 }, |
400 | | IsBaseOf<nsISupports, mozilla::dom::Worklet >::value, |
401 | | sNativePropertyHooks, |
402 | | FindAssociatedGlobalForNative<mozilla::dom::Worklet>::Get, |
403 | | GetProtoObjectHandle, |
404 | | GetCCParticipant<mozilla::dom::Worklet>::Get() |
405 | | }; |
406 | | static_assert(1 == DOM_INSTANCE_RESERVED_SLOTS, |
407 | | "Must have the right minimal number of reserved slots."); |
408 | | static_assert(1 >= 1, |
409 | | "Must have enough reserved slots."); |
410 | | |
411 | | const JSClass* |
412 | | GetJSClass() |
413 | 0 | { |
414 | 0 | return sClass.ToJSClass(); |
415 | 0 | } |
416 | | |
417 | | bool |
418 | | Wrap(JSContext* aCx, mozilla::dom::Worklet* aObject, nsWrapperCache* aCache, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector) |
419 | 0 | { |
420 | 0 | static_assert(!IsBaseOf<NonRefcountedDOMObject, mozilla::dom::Worklet>::value, |
421 | 0 | "Shouldn't have wrappercached things that are not refcounted."); |
422 | 0 | MOZ_ASSERT(static_cast<mozilla::dom::Worklet*>(aObject) == |
423 | 0 | reinterpret_cast<mozilla::dom::Worklet*>(aObject), |
424 | 0 | "Multiple inheritance for mozilla::dom::Worklet is broken."); |
425 | 0 | MOZ_ASSERT(ToSupportsIsCorrect(aObject)); |
426 | 0 | MOZ_ASSERT_IF(aGivenProto, js::IsObjectInContextCompartment(aGivenProto, aCx)); |
427 | 0 | MOZ_ASSERT(!aCache->GetWrapper(), |
428 | 0 | "You should probably not be using Wrap() directly; use " |
429 | 0 | "GetOrCreateDOMReflector instead"); |
430 | 0 |
|
431 | 0 | MOZ_ASSERT(ToSupportsIsOnPrimaryInheritanceChain(aObject, aCache), |
432 | 0 | "nsISupports must be on our primary inheritance chain"); |
433 | 0 |
|
434 | 0 | JS::Rooted<JSObject*> global(aCx, FindAssociatedGlobal(aCx, aObject->GetParentObject())); |
435 | 0 | if (!global) { |
436 | 0 | return false; |
437 | 0 | } |
438 | 0 | MOZ_ASSERT(JS_IsGlobalObject(global)); |
439 | 0 | MOZ_ASSERT(JS::ObjectIsNotGray(global)); |
440 | 0 |
|
441 | 0 | // That might have ended up wrapping us already, due to the wonders |
442 | 0 | // of XBL. Check for that, and bail out as needed. |
443 | 0 | aReflector.set(aCache->GetWrapper()); |
444 | 0 | if (aReflector) { |
445 | | #ifdef DEBUG |
446 | | AssertReflectorHasGivenProto(aCx, aReflector, aGivenProto); |
447 | | #endif // DEBUG |
448 | | return true; |
449 | 0 | } |
450 | 0 |
|
451 | 0 | JSAutoRealm ar(aCx, global); |
452 | 0 | JS::Handle<JSObject*> canonicalProto = GetProtoObjectHandle(aCx); |
453 | 0 | if (!canonicalProto) { |
454 | 0 | return false; |
455 | 0 | } |
456 | 0 | JS::Rooted<JSObject*> proto(aCx); |
457 | 0 | if (aGivenProto) { |
458 | 0 | proto = aGivenProto; |
459 | 0 | // Unfortunately, while aGivenProto was in the compartment of aCx |
460 | 0 | // coming in, we changed compartments to that of "parent" so may need |
461 | 0 | // to wrap the proto here. |
462 | 0 | if (js::GetContextCompartment(aCx) != js::GetObjectCompartment(proto)) { |
463 | 0 | if (!JS_WrapObject(aCx, &proto)) { |
464 | 0 | return false; |
465 | 0 | } |
466 | 0 | } |
467 | 0 | } else { |
468 | 0 | proto = canonicalProto; |
469 | 0 | } |
470 | 0 |
|
471 | 0 | BindingJSObjectCreator<mozilla::dom::Worklet> creator(aCx); |
472 | 0 | creator.CreateObject(aCx, sClass.ToJSClass(), proto, aObject, aReflector); |
473 | 0 | if (!aReflector) { |
474 | 0 | return false; |
475 | 0 | } |
476 | 0 | |
477 | 0 | aCache->SetWrapper(aReflector); |
478 | 0 | creator.InitializationSucceeded(); |
479 | 0 |
|
480 | 0 | MOZ_ASSERT(aCache->GetWrapperPreserveColor() && |
481 | 0 | aCache->GetWrapperPreserveColor() == aReflector); |
482 | 0 | // If proto != canonicalProto, we have to preserve our wrapper; |
483 | 0 | // otherwise we won't be able to properly recreate it later, since |
484 | 0 | // we won't know what proto to use. Note that we don't check |
485 | 0 | // aGivenProto here, since it's entirely possible (and even |
486 | 0 | // somewhat common) to have a non-null aGivenProto which is the |
487 | 0 | // same as canonicalProto. |
488 | 0 | if (proto != canonicalProto) { |
489 | 0 | PreserveWrapper(aObject); |
490 | 0 | } |
491 | 0 |
|
492 | 0 | return true; |
493 | 0 | } |
494 | | |
495 | | const NativePropertyHooks sNativePropertyHooks[] = { { |
496 | | nullptr, |
497 | | nullptr, |
498 | | nullptr, |
499 | | { sNativeProperties.Upcast(), nullptr }, |
500 | | prototypes::id::Worklet, |
501 | | constructors::id::Worklet, |
502 | | nullptr, |
503 | | &DefaultXrayExpandoObjectClass |
504 | | } }; |
505 | | |
506 | | void |
507 | | CreateInterfaceObjects(JSContext* aCx, JS::Handle<JSObject*> aGlobal, ProtoAndIfaceCache& aProtoAndIfaceCache, bool aDefineOnGlobal) |
508 | 0 | { |
509 | 0 | JS::Rooted<JSObject*> parentProto(aCx, JS::GetRealmObjectPrototype(aCx)); |
510 | 0 | if (!parentProto) { |
511 | 0 | return; |
512 | 0 | } |
513 | 0 | |
514 | 0 | JS::Rooted<JSObject*> constructorProto(aCx, JS::GetRealmFunctionPrototype(aCx)); |
515 | 0 | if (!constructorProto) { |
516 | 0 | return; |
517 | 0 | } |
518 | 0 | |
519 | 0 | static bool sIdsInited = false; |
520 | 0 | if (!sIdsInited && NS_IsMainThread()) { |
521 | 0 | if (!InitIds(aCx, sNativeProperties.Upcast())) { |
522 | 0 | return; |
523 | 0 | } |
524 | 0 | sIdsInited = true; |
525 | 0 | } |
526 | 0 |
|
527 | 0 | JS::Heap<JSObject*>* protoCache = &aProtoAndIfaceCache.EntrySlotOrCreate(prototypes::id::Worklet); |
528 | 0 | JS::Heap<JSObject*>* interfaceCache = &aProtoAndIfaceCache.EntrySlotOrCreate(constructors::id::Worklet); |
529 | 0 | dom::CreateInterfaceObjects(aCx, aGlobal, parentProto, |
530 | 0 | &sPrototypeClass.mBase, protoCache, |
531 | 0 | nullptr, |
532 | 0 | constructorProto, &sInterfaceObjectClass.mBase, 0, nullptr, |
533 | 0 | interfaceCache, |
534 | 0 | sNativeProperties.Upcast(), |
535 | 0 | nullptr, |
536 | 0 | "Worklet", aDefineOnGlobal, |
537 | 0 | nullptr, |
538 | 0 | false); |
539 | 0 | } |
540 | | |
541 | | JSObject* |
542 | | GetProtoObject(JSContext* aCx) |
543 | 0 | { |
544 | 0 | return GetProtoObjectHandle(aCx); |
545 | 0 | } |
546 | | |
547 | | JSObject* |
548 | | GetConstructorObject(JSContext* aCx) |
549 | 0 | { |
550 | 0 | return GetConstructorObjectHandle(aCx); |
551 | 0 | } |
552 | | |
553 | | } // namespace Worklet_Binding |
554 | | |
555 | | |
556 | | |
557 | | } // namespace dom |
558 | | } // namespace mozilla |