Line data Source code
1 : /* THIS FILE IS AUTOGENERATED FROM TCPSocketErrorEvent.webidl BY Codegen.py - DO NOT EDIT */
2 :
3 : #include "AtomList.h"
4 : #include "EventBinding.h"
5 : #include "TCPSocketErrorEventBinding.h"
6 : #include "WrapperFactory.h"
7 : #include "mozilla/OwningNonNull.h"
8 : #include "mozilla/dom/BindingUtils.h"
9 : #include "mozilla/dom/DOMJSClass.h"
10 : #include "mozilla/dom/NonRefcountedDOMObject.h"
11 : #include "mozilla/dom/PrimitiveConversions.h"
12 : #include "mozilla/dom/ScriptSettings.h"
13 : #include "mozilla/dom/SimpleGlobalObject.h"
14 : #include "mozilla/dom/TCPSocket.h"
15 : #include "mozilla/dom/TCPSocketErrorEvent.h"
16 : #include "mozilla/dom/XrayExpandoClass.h"
17 :
18 : namespace mozilla {
19 : namespace dom {
20 :
21 :
22 0 : TCPSocketErrorEventInit::TCPSocketErrorEventInit()
23 0 : : EventInit(FastDictionaryInitializer())
24 : {
25 : // Safe to pass a null context if we pass a null value
26 0 : Init(nullptr, JS::NullHandleValue);
27 0 : }
28 :
29 :
30 :
31 : bool
32 0 : TCPSocketErrorEventInit::InitIds(JSContext* cx, TCPSocketErrorEventInitAtoms* atomsCache)
33 : {
34 0 : MOZ_ASSERT(!*reinterpret_cast<jsid**>(atomsCache));
35 :
36 : // Initialize these in reverse order so that any failure leaves the first one
37 : // uninitialized.
38 0 : if (!atomsCache->name_id.init(cx, "name") ||
39 0 : !atomsCache->message_id.init(cx, "message")) {
40 0 : return false;
41 : }
42 0 : return true;
43 : }
44 :
45 : bool
46 0 : TCPSocketErrorEventInit::Init(JSContext* cx, JS::Handle<JS::Value> val, const char* sourceDescription, bool passedToJSImpl)
47 : {
48 : // Passing a null JSContext is OK only if we're initing from null,
49 : // Since in that case we will not have to do any property gets
50 : // Also evaluate isNullOrUndefined in order to avoid false-positive
51 : // checkers by static analysis tools
52 0 : MOZ_ASSERT_IF(!cx, val.isNull() && val.isNullOrUndefined());
53 0 : TCPSocketErrorEventInitAtoms* atomsCache = nullptr;
54 0 : if (cx) {
55 0 : atomsCache = GetAtomCache<TCPSocketErrorEventInitAtoms>(cx);
56 0 : if (!*reinterpret_cast<jsid**>(atomsCache) && !InitIds(cx, atomsCache)) {
57 0 : return false;
58 : }
59 : }
60 :
61 : // Per spec, we init the parent's members first
62 0 : if (!EventInit::Init(cx, val)) {
63 0 : return false;
64 : }
65 :
66 0 : bool isNull = val.isNullOrUndefined();
67 : // We only need these if !isNull, in which case we have |cx|.
68 0 : Maybe<JS::Rooted<JSObject *> > object;
69 0 : Maybe<JS::Rooted<JS::Value> > temp;
70 0 : if (!isNull) {
71 0 : MOZ_ASSERT(cx);
72 0 : object.emplace(cx, &val.toObject());
73 0 : temp.emplace(cx);
74 : }
75 0 : if (!isNull) {
76 0 : if (!JS_GetPropertyById(cx, *object, atomsCache->message_id, temp.ptr())) {
77 0 : return false;
78 : }
79 : }
80 0 : if (!isNull && !temp->isUndefined()) {
81 0 : if (!ConvertJSValueToString(cx, temp.ref(), eStringify, eStringify, mMessage)) {
82 0 : return false;
83 : }
84 : } else {
85 : static const char16_t data[] = { 0 };
86 0 : mMessage.Rebind(data, ArrayLength(data) - 1);
87 : }
88 0 : mIsAnyMemberPresent = true;
89 :
90 0 : if (!isNull) {
91 0 : if (!JS_GetPropertyById(cx, *object, atomsCache->name_id, temp.ptr())) {
92 0 : return false;
93 : }
94 : }
95 0 : if (!isNull && !temp->isUndefined()) {
96 0 : if (!ConvertJSValueToString(cx, temp.ref(), eStringify, eStringify, mName)) {
97 0 : return false;
98 : }
99 : } else {
100 : static const char16_t data[] = { 0 };
101 0 : mName.Rebind(data, ArrayLength(data) - 1);
102 : }
103 0 : mIsAnyMemberPresent = true;
104 0 : return true;
105 : }
106 :
107 : bool
108 0 : TCPSocketErrorEventInit::Init(const nsAString& aJSON)
109 : {
110 0 : AutoJSAPI jsapi;
111 0 : JSObject* cleanGlobal = SimpleGlobalObject::Create(SimpleGlobalObject::GlobalType::BindingDetail);
112 0 : if (!cleanGlobal) {
113 0 : return false;
114 : }
115 0 : if (!jsapi.Init(cleanGlobal)) {
116 0 : return false;
117 : }
118 0 : JSContext* cx = jsapi.cx();
119 0 : JS::Rooted<JS::Value> json(cx);
120 0 : bool ok = ParseJSON(cx, aJSON, &json);
121 0 : NS_ENSURE_TRUE(ok, false);
122 0 : return Init(cx, json);
123 : }
124 :
125 : bool
126 0 : TCPSocketErrorEventInit::ToObjectInternal(JSContext* cx, JS::MutableHandle<JS::Value> rval) const
127 : {
128 0 : TCPSocketErrorEventInitAtoms* atomsCache = GetAtomCache<TCPSocketErrorEventInitAtoms>(cx);
129 0 : if (!*reinterpret_cast<jsid**>(atomsCache) && !InitIds(cx, atomsCache)) {
130 0 : return false;
131 : }
132 :
133 : // Per spec, we define the parent's members first
134 0 : if (!EventInit::ToObjectInternal(cx, rval)) {
135 0 : return false;
136 : }
137 0 : JS::Rooted<JSObject*> obj(cx, &rval.toObject());
138 :
139 : do {
140 : // block for our 'break' successCode and scope for 'temp' and 'currentValue'
141 0 : JS::Rooted<JS::Value> temp(cx);
142 0 : nsString const & currentValue = mMessage;
143 0 : if (!xpc::NonVoidStringToJsval(cx, currentValue, &temp)) {
144 0 : return false;
145 : }
146 0 : if (!JS_DefinePropertyById(cx, obj, atomsCache->message_id, temp, JSPROP_ENUMERATE)) {
147 0 : return false;
148 : }
149 0 : break;
150 : } while(0);
151 :
152 : do {
153 : // block for our 'break' successCode and scope for 'temp' and 'currentValue'
154 0 : JS::Rooted<JS::Value> temp(cx);
155 0 : nsString const & currentValue = mName;
156 0 : if (!xpc::NonVoidStringToJsval(cx, currentValue, &temp)) {
157 0 : return false;
158 : }
159 0 : if (!JS_DefinePropertyById(cx, obj, atomsCache->name_id, temp, JSPROP_ENUMERATE)) {
160 0 : return false;
161 : }
162 0 : break;
163 : } while(0);
164 :
165 0 : return true;
166 : }
167 :
168 : bool
169 0 : TCPSocketErrorEventInit::ToJSON(nsAString& aJSON) const
170 : {
171 0 : AutoJSAPI jsapi;
172 0 : jsapi.Init();
173 0 : JSContext *cx = jsapi.cx();
174 : // It's safe to use UnprivilegedJunkScopeOrWorkerGlobal here
175 : // because we'll only be creating objects, in ways that have no
176 : // side-effects, followed by a call to JS::ToJSONMaybeSafely,
177 : // which likewise guarantees no side-effects for the sorts of
178 : // things we will pass it.
179 0 : JSAutoCompartment ac(cx, binding_detail::UnprivilegedJunkScopeOrWorkerGlobal());
180 0 : JS::Rooted<JS::Value> val(cx);
181 0 : if (!ToObjectInternal(cx, &val)) {
182 0 : return false;
183 : }
184 0 : JS::Rooted<JSObject*> obj(cx, &val.toObject());
185 0 : return StringifyToJSON(cx, obj, aJSON);
186 : }
187 :
188 : void
189 0 : TCPSocketErrorEventInit::TraceDictionary(JSTracer* trc)
190 : {
191 0 : EventInit::TraceDictionary(trc);
192 0 : }
193 :
194 : TCPSocketErrorEventInit&
195 0 : TCPSocketErrorEventInit::operator=(const TCPSocketErrorEventInit& aOther)
196 : {
197 0 : EventInit::operator=(aOther);
198 0 : mMessage = aOther.mMessage;
199 0 : mName = aOther.mName;
200 0 : return *this;
201 : }
202 :
203 : namespace binding_detail {
204 : } // namespace binding_detail
205 :
206 :
207 : namespace TCPSocketErrorEventBinding {
208 :
209 : static_assert(IsRefcounted<NativeType>::value == IsRefcounted<EventBinding::NativeType>::value,
210 : "Can't inherit from an interface with a different ownership model.");
211 :
212 : static bool
213 0 : get_name(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::TCPSocketErrorEvent* self, JSJitGetterCallArgs args)
214 : {
215 0 : DOMString result;
216 0 : self->GetName(result);
217 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
218 0 : if (!xpc::NonVoidStringToJsval(cx, result, args.rval())) {
219 0 : return false;
220 : }
221 0 : return true;
222 : }
223 :
224 : static const JSJitInfo name_getterinfo = {
225 : { (JSJitGetterOp)get_name },
226 : { prototypes::id::TCPSocketErrorEvent },
227 : { PrototypeTraits<prototypes::id::TCPSocketErrorEvent>::Depth },
228 : JSJitInfo::Getter,
229 : JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
230 : JSVAL_TYPE_STRING, /* returnType. Not relevant for setters. */
231 : false, /* isInfallible. False in setters. */
232 : false, /* isMovable. Not relevant for setters. */
233 : false, /* isEliminatable. Not relevant for setters. */
234 : false, /* isAlwaysInSlot. Only relevant for getters. */
235 : false, /* isLazilyCachedInSlot. Only relevant for getters. */
236 : false, /* isTypedMethod. Only relevant for methods. */
237 : 0 /* Reserved slot index, if we're stored in a slot, else 0. */
238 : };
239 : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
240 : static_assert(0 < 1, "There is no slot for us");
241 :
242 : static bool
243 0 : get_message(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::TCPSocketErrorEvent* self, JSJitGetterCallArgs args)
244 : {
245 0 : DOMString result;
246 0 : self->GetMessage(result);
247 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
248 0 : if (!xpc::NonVoidStringToJsval(cx, result, args.rval())) {
249 0 : return false;
250 : }
251 0 : return true;
252 : }
253 :
254 : static const JSJitInfo message_getterinfo = {
255 : { (JSJitGetterOp)get_message },
256 : { prototypes::id::TCPSocketErrorEvent },
257 : { PrototypeTraits<prototypes::id::TCPSocketErrorEvent>::Depth },
258 : JSJitInfo::Getter,
259 : JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
260 : JSVAL_TYPE_STRING, /* returnType. Not relevant for setters. */
261 : false, /* isInfallible. False in setters. */
262 : false, /* isMovable. Not relevant for setters. */
263 : false, /* isEliminatable. Not relevant for setters. */
264 : false, /* isAlwaysInSlot. Only relevant for getters. */
265 : false, /* isLazilyCachedInSlot. Only relevant for getters. */
266 : false, /* isTypedMethod. Only relevant for methods. */
267 : 0 /* Reserved slot index, if we're stored in a slot, else 0. */
268 : };
269 : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
270 : static_assert(0 < 1, "There is no slot for us");
271 :
272 : static bool
273 0 : get_isTrusted(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::TCPSocketErrorEvent* self, JSJitGetterCallArgs args)
274 : {
275 0 : bool result(self->IsTrusted());
276 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
277 0 : args.rval().setBoolean(result);
278 0 : return true;
279 : }
280 :
281 : static const JSJitInfo isTrusted_getterinfo = {
282 : { (JSJitGetterOp)get_isTrusted },
283 : { prototypes::id::TCPSocketErrorEvent },
284 : { PrototypeTraits<prototypes::id::TCPSocketErrorEvent>::Depth },
285 : JSJitInfo::Getter,
286 : JSJitInfo::AliasDOMSets, /* aliasSet. Not relevant for setters. */
287 : JSVAL_TYPE_BOOLEAN, /* returnType. Not relevant for setters. */
288 : true, /* isInfallible. False in setters. */
289 : true, /* isMovable. Not relevant for setters. */
290 : true, /* isEliminatable. Not relevant for setters. */
291 : false, /* isAlwaysInSlot. Only relevant for getters. */
292 : false, /* isLazilyCachedInSlot. Only relevant for getters. */
293 : false, /* isTypedMethod. Only relevant for methods. */
294 : 0 /* Reserved slot index, if we're stored in a slot, else 0. */
295 : };
296 : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
297 : static_assert(0 < 1, "There is no slot for us");
298 :
299 : static bool
300 0 : _addProperty(JSContext* cx, JS::Handle<JSObject*> obj, JS::Handle<jsid> id, JS::Handle<JS::Value> val)
301 : {
302 0 : mozilla::dom::TCPSocketErrorEvent* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::TCPSocketErrorEvent>(obj);
303 : // We don't want to preserve if we don't have a wrapper, and we
304 : // obviously can't preserve if we're not initialized.
305 0 : if (self && self->GetWrapperPreserveColor()) {
306 0 : PreserveWrapper(self);
307 : }
308 0 : return true;
309 : }
310 :
311 : static void
312 0 : _finalize(js::FreeOp* fop, JSObject* obj)
313 : {
314 0 : mozilla::dom::TCPSocketErrorEvent* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::TCPSocketErrorEvent>(obj);
315 0 : if (self) {
316 0 : ClearWrapper(self, self, obj);
317 0 : AddForDeferredFinalization<mozilla::dom::TCPSocketErrorEvent>(self);
318 : }
319 0 : }
320 :
321 : static void
322 0 : _objectMoved(JSObject* obj, const JSObject* old)
323 : {
324 0 : mozilla::dom::TCPSocketErrorEvent* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::TCPSocketErrorEvent>(obj);
325 0 : if (self) {
326 0 : UpdateWrapper(self, self, obj, old);
327 : }
328 0 : }
329 :
330 : // We deliberately use brace-elision to make Visual Studio produce better initalization code.
331 : #if defined(__clang__)
332 : #pragma clang diagnostic push
333 : #pragma clang diagnostic ignored "-Wmissing-braces"
334 : #endif
335 : static const JSPropertySpec sAttributes_specs[] = {
336 : { "name", JSPROP_SHARED | JSPROP_ENUMERATE, GenericBindingGetter, &name_getterinfo, nullptr, nullptr },
337 : { "message", JSPROP_SHARED | JSPROP_ENUMERATE, GenericBindingGetter, &message_getterinfo, nullptr, nullptr },
338 : { nullptr, 0, nullptr, nullptr, nullptr, nullptr }
339 : };
340 : #if defined(__clang__)
341 : #pragma clang diagnostic pop
342 : #endif
343 :
344 :
345 : // Can't be const because the pref-enabled boolean needs to be writable
346 : static Prefable<const JSPropertySpec> sAttributes[] = {
347 : { nullptr, &sAttributes_specs[0] },
348 : { nullptr, nullptr }
349 : };
350 :
351 : static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
352 : "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
353 : static_assert(2 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
354 : "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");
355 :
356 : // We deliberately use brace-elision to make Visual Studio produce better initalization code.
357 : #if defined(__clang__)
358 : #pragma clang diagnostic push
359 : #pragma clang diagnostic ignored "-Wmissing-braces"
360 : #endif
361 : static const JSPropertySpec sUnforgeableAttributes_specs[] = {
362 : { "isTrusted", JSPROP_SHARED | JSPROP_ENUMERATE | JSPROP_PERMANENT, GenericBindingGetter, &isTrusted_getterinfo, nullptr, nullptr },
363 : { nullptr, 0, nullptr, nullptr, nullptr, nullptr }
364 : };
365 : #if defined(__clang__)
366 : #pragma clang diagnostic pop
367 : #endif
368 :
369 :
370 : // Can't be const because the pref-enabled boolean needs to be writable
371 : static Prefable<const JSPropertySpec> sUnforgeableAttributes[] = {
372 : { nullptr, &sUnforgeableAttributes_specs[0] },
373 : { nullptr, nullptr }
374 : };
375 :
376 : static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
377 : "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
378 : static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
379 : "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");
380 :
381 :
382 : static uint16_t sNativeProperties_sortedPropertyIndices[3];
383 : static PropertyInfo sNativeProperties_propertyInfos[3];
384 :
385 : static const NativePropertiesN<2> sNativeProperties = {
386 : false, 0,
387 : false, 0,
388 : false, 0,
389 : true, 0 /* sAttributes */,
390 : false, 0,
391 : true, 1 /* sUnforgeableAttributes */,
392 : false, 0,
393 : -1,
394 : 3,
395 : sNativeProperties_sortedPropertyIndices,
396 : {
397 : { sAttributes, &sNativeProperties_propertyInfos[0] },
398 : { sUnforgeableAttributes, &sNativeProperties_propertyInfos[2] }
399 : }
400 : };
401 : static_assert(3 < 1ull << CHAR_BIT * sizeof(sNativeProperties.propertyInfoCount),
402 : "We have a property info count that is oversized");
403 :
404 : static bool
405 0 : _constructor(JSContext* cx, unsigned argc, JS::Value* vp)
406 : {
407 0 : JS::CallArgs args = JS::CallArgsFromVp(argc, vp);
408 0 : JS::Rooted<JSObject*> obj(cx, &args.callee());
409 0 : if (!args.isConstructing()) {
410 : // XXXbz wish I could get the name from the callee instead of
411 : // Adding more relocations
412 0 : return ThrowConstructorWithoutNew(cx, "TCPSocketErrorEvent");
413 : }
414 :
415 0 : GlobalObject global(cx, obj);
416 0 : if (global.Failed()) {
417 0 : return false;
418 : }
419 :
420 0 : JS::Rooted<JSObject*> desiredProto(cx);
421 0 : if (!GetDesiredProto(cx, args, &desiredProto)) {
422 0 : return false;
423 : }
424 :
425 0 : if (MOZ_UNLIKELY(args.length() < 1)) {
426 0 : return ThrowErrorMessage(cx, MSG_MISSING_ARGUMENTS, "TCPSocketErrorEvent");
427 : }
428 0 : bool objIsXray = xpc::WrapperFactory::IsXrayWrapper(obj);
429 0 : binding_detail::FakeString arg0;
430 0 : if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
431 0 : return false;
432 : }
433 0 : binding_detail::FastTCPSocketErrorEventInit arg1;
434 0 : if (!arg1.Init(cx, (args.hasDefined(1)) ? args[1] : JS::NullHandleValue, "Argument 2 of TCPSocketErrorEvent.constructor", false)) {
435 0 : return false;
436 : }
437 0 : Maybe<JSAutoCompartment> ac;
438 0 : if (objIsXray) {
439 0 : obj = js::CheckedUnwrap(obj);
440 0 : if (!obj) {
441 0 : return false;
442 : }
443 0 : ac.emplace(cx, obj);
444 0 : if (!JS_WrapObject(cx, &desiredProto)) {
445 0 : return false;
446 : }
447 : }
448 0 : binding_detail::FastErrorResult rv;
449 0 : auto result(StrongOrRawPtr<mozilla::dom::TCPSocketErrorEvent>(mozilla::dom::TCPSocketErrorEvent::Constructor(global, NonNullHelper(Constify(arg0)), Constify(arg1), rv)));
450 0 : if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
451 0 : return false;
452 : }
453 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
454 : static_assert(!IsPointer<decltype(result)>::value,
455 : "NewObject implies that we need to keep the object alive with a strong reference.");
456 0 : if (!GetOrCreateDOMReflector(cx, result, args.rval(), desiredProto)) {
457 0 : MOZ_ASSERT(true || JS_IsExceptionPending(cx));
458 0 : return false;
459 : }
460 0 : return true;
461 : }
462 :
463 : static const js::ClassOps sInterfaceObjectClassOps = {
464 : nullptr, /* addProperty */
465 : nullptr, /* delProperty */
466 : nullptr, /* getProperty */
467 : nullptr, /* setProperty */
468 : nullptr, /* enumerate */
469 : nullptr, /* newEnumerate */
470 : nullptr, /* resolve */
471 : nullptr, /* mayResolve */
472 : nullptr, /* finalize */
473 : _constructor, /* call */
474 : nullptr, /* hasInstance */
475 : _constructor, /* construct */
476 : nullptr, /* trace */
477 : };
478 :
479 : static const DOMIfaceAndProtoJSClass sInterfaceObjectClass = {
480 : {
481 : "Function",
482 : JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_SLOTS_BASE),
483 : &sInterfaceObjectClassOps,
484 : JS_NULL_CLASS_SPEC,
485 : JS_NULL_CLASS_EXT,
486 : &sInterfaceObjectClassObjectOps
487 : },
488 : eInterface,
489 : true,
490 : prototypes::id::TCPSocketErrorEvent,
491 : PrototypeTraits<prototypes::id::TCPSocketErrorEvent>::Depth,
492 : sNativePropertyHooks,
493 : "function TCPSocketErrorEvent() {\n [native code]\n}",
494 : EventBinding::GetConstructorObject
495 : };
496 :
497 : static const DOMIfaceAndProtoJSClass sPrototypeClass = {
498 : {
499 : "TCPSocketErrorEventPrototype",
500 : JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_PROTO_SLOTS_BASE + 1 /* slot for the JSObject holding the unforgeable properties */),
501 : JS_NULL_CLASS_OPS,
502 : JS_NULL_CLASS_SPEC,
503 : JS_NULL_CLASS_EXT,
504 : JS_NULL_OBJECT_OPS
505 : },
506 : eInterfacePrototype,
507 : false,
508 : prototypes::id::TCPSocketErrorEvent,
509 : PrototypeTraits<prototypes::id::TCPSocketErrorEvent>::Depth,
510 : sNativePropertyHooks,
511 : "[object TCPSocketErrorEventPrototype]",
512 : EventBinding::GetProtoObject
513 : };
514 :
515 : bool
516 0 : ConstructorEnabled(JSContext* aCx, JS::Handle<JSObject*> aObj)
517 : {
518 0 : return mozilla::dom::TCPSocket::ShouldTCPSocketExist(aCx, aObj);
519 : }
520 :
521 : JSObject*
522 0 : DefineDOMInterface(JSContext* aCx, JS::Handle<JSObject*> aGlobal, JS::Handle<jsid> id, bool aDefineOnGlobal)
523 : {
524 0 : return GetConstructorObjectHandle(aCx, aDefineOnGlobal);
525 : }
526 :
527 : static const js::ClassOps sClassOps = {
528 : _addProperty, /* addProperty */
529 : nullptr, /* delProperty */
530 : nullptr, /* getProperty */
531 : nullptr, /* setProperty */
532 : nullptr, /* enumerate */
533 : nullptr, /* newEnumerate */
534 : nullptr, /* resolve */
535 : nullptr, /* mayResolve */
536 : _finalize, /* finalize */
537 : nullptr, /* call */
538 : nullptr, /* hasInstance */
539 : nullptr, /* construct */
540 : nullptr, /* trace */
541 : };
542 :
543 : static const js::ClassExtension sClassExtension = {
544 : nullptr, /* weakmapKeyDelegateOp */
545 : _objectMoved /* objectMovedOp */
546 : };
547 :
548 : static const DOMJSClass sClass = {
549 : { "TCPSocketErrorEvent",
550 : JSCLASS_IS_DOMJSCLASS | JSCLASS_FOREGROUND_FINALIZE | JSCLASS_HAS_RESERVED_SLOTS(1) | JSCLASS_SKIP_NURSERY_FINALIZE,
551 : &sClassOps,
552 : JS_NULL_CLASS_SPEC,
553 : &sClassExtension,
554 : JS_NULL_OBJECT_OPS
555 : },
556 : { prototypes::id::Event, prototypes::id::TCPSocketErrorEvent, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count },
557 : IsBaseOf<nsISupports, mozilla::dom::TCPSocketErrorEvent >::value,
558 : sNativePropertyHooks,
559 : FindAssociatedGlobalForNative<mozilla::dom::TCPSocketErrorEvent>::Get,
560 : GetProtoObjectHandle,
561 : GetCCParticipant<mozilla::dom::TCPSocketErrorEvent>::Get()
562 : };
563 : static_assert(1 == DOM_INSTANCE_RESERVED_SLOTS,
564 : "Must have the right minimal number of reserved slots.");
565 : static_assert(1 >= 1,
566 : "Must have enough reserved slots.");
567 :
568 : const JSClass*
569 0 : GetJSClass()
570 : {
571 0 : return sClass.ToJSClass();
572 : }
573 :
574 : bool
575 0 : Wrap(JSContext* aCx, mozilla::dom::TCPSocketErrorEvent* aObject, nsWrapperCache* aCache, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector)
576 : {
577 : MOZ_ASSERT(static_cast<mozilla::dom::TCPSocketErrorEvent*>(aObject) ==
578 : reinterpret_cast<mozilla::dom::TCPSocketErrorEvent*>(aObject),
579 : "Multiple inheritance for mozilla::dom::TCPSocketErrorEvent is broken.");
580 : MOZ_ASSERT(static_cast<mozilla::dom::Event*>(aObject) ==
581 : reinterpret_cast<mozilla::dom::Event*>(aObject),
582 : "Multiple inheritance for mozilla::dom::Event is broken.");
583 0 : MOZ_ASSERT(ToSupportsIsCorrect(aObject));
584 0 : MOZ_ASSERT_IF(aGivenProto, js::IsObjectInContextCompartment(aGivenProto, aCx));
585 0 : MOZ_ASSERT(!aCache->GetWrapper(),
586 : "You should probably not be using Wrap() directly; use "
587 : "GetOrCreateDOMReflector instead");
588 :
589 0 : MOZ_ASSERT(ToSupportsIsOnPrimaryInheritanceChain(aObject, aCache),
590 : "nsISupports must be on our primary inheritance chain");
591 :
592 0 : JS::Rooted<JSObject*> global(aCx, FindAssociatedGlobal(aCx, aObject->GetParentObject()));
593 0 : if (!global) {
594 0 : return false;
595 : }
596 0 : MOZ_ASSERT(JS_IsGlobalObject(global));
597 0 : MOZ_ASSERT(JS::ObjectIsNotGray(global));
598 :
599 : // That might have ended up wrapping us already, due to the wonders
600 : // of XBL. Check for that, and bail out as needed.
601 0 : aReflector.set(aCache->GetWrapper());
602 0 : if (aReflector) {
603 : #ifdef DEBUG
604 0 : binding_detail::AssertReflectorHasGivenProto(aCx, aReflector, aGivenProto);
605 : #endif // DEBUG
606 0 : return true;
607 : }
608 :
609 0 : JSAutoCompartment ac(aCx, global);
610 0 : JS::Handle<JSObject*> canonicalProto = GetProtoObjectHandle(aCx);
611 0 : if (!canonicalProto) {
612 0 : return false;
613 : }
614 0 : JS::Rooted<JSObject*> proto(aCx);
615 0 : if (aGivenProto) {
616 0 : proto = aGivenProto;
617 : // Unfortunately, while aGivenProto was in the compartment of aCx
618 : // coming in, we changed compartments to that of "parent" so may need
619 : // to wrap the proto here.
620 0 : if (js::GetContextCompartment(aCx) != js::GetObjectCompartment(proto)) {
621 0 : if (!JS_WrapObject(aCx, &proto)) {
622 0 : return false;
623 : }
624 : }
625 : } else {
626 0 : proto = canonicalProto;
627 : }
628 :
629 0 : BindingJSObjectCreator<mozilla::dom::TCPSocketErrorEvent> creator(aCx);
630 0 : creator.CreateObject(aCx, sClass.ToJSClass(), proto, aObject, aReflector);
631 0 : if (!aReflector) {
632 0 : return false;
633 : }
634 :
635 0 : aCache->SetWrapper(aReflector);
636 :
637 : // Important: do unforgeable property setup after we have handed
638 : // over ownership of the C++ object to obj as needed, so that if
639 : // we fail and it ends up GCed it won't have problems in the
640 : // finalizer trying to drop its ownership of the C++ object.
641 : JS::Rooted<JSObject*> unforgeableHolder(aCx,
642 0 : &js::GetReservedSlot(canonicalProto, DOM_INTERFACE_PROTO_SLOTS_BASE).toObject());
643 0 : if (!JS_InitializePropertiesFromCompatibleNativeObject(aCx, aReflector, unforgeableHolder)) {
644 0 : aCache->ReleaseWrapper(aObject);
645 0 : aCache->ClearWrapper();
646 0 : return false;
647 : }
648 0 : creator.InitializationSucceeded();
649 :
650 0 : MOZ_ASSERT(aCache->GetWrapperPreserveColor() &&
651 : aCache->GetWrapperPreserveColor() == aReflector);
652 : // If proto != canonicalProto, we have to preserve our wrapper;
653 : // otherwise we won't be able to properly recreate it later, since
654 : // we won't know what proto to use. Note that we don't check
655 : // aGivenProto here, since it's entirely possible (and even
656 : // somewhat common) to have a non-null aGivenProto which is the
657 : // same as canonicalProto.
658 0 : if (proto != canonicalProto) {
659 0 : PreserveWrapper(aObject);
660 : }
661 :
662 0 : return true;
663 : }
664 :
665 : const NativePropertyHooks sNativePropertyHooks[] = { {
666 : nullptr,
667 : nullptr,
668 : nullptr,
669 : { sNativeProperties.Upcast(), nullptr },
670 : prototypes::id::TCPSocketErrorEvent,
671 : constructors::id::TCPSocketErrorEvent,
672 : EventBinding::sNativePropertyHooks,
673 : &DefaultXrayExpandoObjectClass
674 : } };
675 :
676 : void
677 0 : CreateInterfaceObjects(JSContext* aCx, JS::Handle<JSObject*> aGlobal, ProtoAndIfaceCache& aProtoAndIfaceCache, bool aDefineOnGlobal)
678 : {
679 0 : JS::Handle<JSObject*> parentProto(EventBinding::GetProtoObjectHandle(aCx));
680 0 : if (!parentProto) {
681 0 : return;
682 : }
683 :
684 0 : JS::Handle<JSObject*> constructorProto(EventBinding::GetConstructorObjectHandle(aCx));
685 0 : if (!constructorProto) {
686 0 : return;
687 : }
688 :
689 : static bool sIdsInited = false;
690 0 : if (!sIdsInited && NS_IsMainThread()) {
691 0 : if (!InitIds(aCx, sNativeProperties.Upcast())) {
692 0 : return;
693 : }
694 0 : sIdsInited = true;
695 : }
696 :
697 0 : JS::Heap<JSObject*>* protoCache = &aProtoAndIfaceCache.EntrySlotOrCreate(prototypes::id::TCPSocketErrorEvent);
698 0 : JS::Heap<JSObject*>* interfaceCache = &aProtoAndIfaceCache.EntrySlotOrCreate(constructors::id::TCPSocketErrorEvent);
699 0 : dom::CreateInterfaceObjects(aCx, aGlobal, parentProto,
700 : &sPrototypeClass.mBase, protoCache,
701 : constructorProto, &sInterfaceObjectClass.mBase, 1, nullptr,
702 : interfaceCache,
703 : sNativeProperties.Upcast(),
704 : nullptr,
705 : "TCPSocketErrorEvent", aDefineOnGlobal,
706 : nullptr,
707 0 : false);
708 :
709 0 : JS::Rooted<JSObject*> unforgeableHolder(aCx);
710 : {
711 0 : JS::Rooted<JSObject*> holderProto(aCx, *protoCache);
712 0 : unforgeableHolder = JS_NewObjectWithoutMetadata(aCx, sClass.ToJSClass(), holderProto);
713 0 : if (!unforgeableHolder) {
714 0 : *protoCache = nullptr;
715 0 : if (interfaceCache) {
716 0 : *interfaceCache = nullptr;
717 : }
718 0 : return;
719 : }
720 : }
721 :
722 0 : if (!DefineUnforgeableAttributes(aCx, unforgeableHolder, sUnforgeableAttributes)) {
723 0 : *protoCache = nullptr;
724 0 : if (interfaceCache) {
725 0 : *interfaceCache = nullptr;
726 : }
727 0 : return;
728 : }
729 :
730 0 : if (*protoCache) {
731 0 : js::SetReservedSlot(*protoCache, DOM_INTERFACE_PROTO_SLOTS_BASE,
732 0 : JS::ObjectValue(*unforgeableHolder));
733 : }
734 : }
735 :
736 : JS::Handle<JSObject*>
737 0 : GetProtoObjectHandle(JSContext* aCx)
738 : {
739 : /* Get the interface prototype object for this class. This will create the
740 : object as needed. */
741 0 : bool aDefineOnGlobal = true;
742 :
743 : /* Make sure our global is sane. Hopefully we can remove this sometime */
744 0 : JSObject* global = JS::CurrentGlobalOrNull(aCx);
745 0 : if (!(js::GetObjectClass(global)->flags & JSCLASS_DOM_GLOBAL)) {
746 0 : return nullptr;
747 : }
748 :
749 : /* Check to see whether the interface objects are already installed */
750 0 : ProtoAndIfaceCache& protoAndIfaceCache = *GetProtoAndIfaceCache(global);
751 0 : if (!protoAndIfaceCache.HasEntryInSlot(prototypes::id::TCPSocketErrorEvent)) {
752 0 : JS::Rooted<JSObject*> rootedGlobal(aCx, global);
753 0 : CreateInterfaceObjects(aCx, rootedGlobal, protoAndIfaceCache, aDefineOnGlobal);
754 : }
755 :
756 : /*
757 : * The object might _still_ be null, but that's OK.
758 : *
759 : * Calling fromMarkedLocation() is safe because protoAndIfaceCache is
760 : * traced by TraceProtoAndIfaceCache() and its contents are never
761 : * changed after they have been set.
762 : *
763 : * Calling address() avoids the read read barrier that does gray
764 : * unmarking, but it's not possible for the object to be gray here.
765 : */
766 :
767 0 : const JS::Heap<JSObject*>& entrySlot = protoAndIfaceCache.EntrySlotMustExist(prototypes::id::TCPSocketErrorEvent);
768 0 : MOZ_ASSERT(JS::ObjectIsNotGray(entrySlot));
769 0 : return JS::Handle<JSObject*>::fromMarkedLocation(entrySlot.address());
770 : }
771 :
772 : JS::Handle<JSObject*>
773 0 : GetConstructorObjectHandle(JSContext* aCx, bool aDefineOnGlobal)
774 : {
775 : /* Get the interface object for this class. This will create the object as
776 : needed. */
777 :
778 : /* Make sure our global is sane. Hopefully we can remove this sometime */
779 0 : JSObject* global = JS::CurrentGlobalOrNull(aCx);
780 0 : if (!(js::GetObjectClass(global)->flags & JSCLASS_DOM_GLOBAL)) {
781 0 : return nullptr;
782 : }
783 :
784 : /* Check to see whether the interface objects are already installed */
785 0 : ProtoAndIfaceCache& protoAndIfaceCache = *GetProtoAndIfaceCache(global);
786 0 : if (!protoAndIfaceCache.HasEntryInSlot(constructors::id::TCPSocketErrorEvent)) {
787 0 : JS::Rooted<JSObject*> rootedGlobal(aCx, global);
788 0 : CreateInterfaceObjects(aCx, rootedGlobal, protoAndIfaceCache, aDefineOnGlobal);
789 : }
790 :
791 : /*
792 : * The object might _still_ be null, but that's OK.
793 : *
794 : * Calling fromMarkedLocation() is safe because protoAndIfaceCache is
795 : * traced by TraceProtoAndIfaceCache() and its contents are never
796 : * changed after they have been set.
797 : *
798 : * Calling address() avoids the read read barrier that does gray
799 : * unmarking, but it's not possible for the object to be gray here.
800 : */
801 :
802 0 : const JS::Heap<JSObject*>& entrySlot = protoAndIfaceCache.EntrySlotMustExist(constructors::id::TCPSocketErrorEvent);
803 0 : MOZ_ASSERT(JS::ObjectIsNotGray(entrySlot));
804 0 : return JS::Handle<JSObject*>::fromMarkedLocation(entrySlot.address());
805 : }
806 :
807 : JSObject*
808 0 : GetConstructorObject(JSContext* aCx)
809 : {
810 0 : return GetConstructorObjectHandle(aCx);
811 : }
812 :
813 : } // namespace TCPSocketErrorEventBinding
814 :
815 :
816 :
817 : } // namespace dom
818 : } // namespace mozilla
|
