Line data Source code
1 : /* THIS FILE IS AUTOGENERATED FROM TestFunctions.webidl BY Codegen.py - DO NOT EDIT */
2 :
3 : #include "TestFunctionsBinding.h"
4 : #include "WrapperFactory.h"
5 : #include "mozilla/OwningNonNull.h"
6 : #include "mozilla/Preferences.h"
7 : #include "mozilla/dom/BindingUtils.h"
8 : #include "mozilla/dom/DOMJSClass.h"
9 : #include "mozilla/dom/NonRefcountedDOMObject.h"
10 : #include "mozilla/dom/PrimitiveConversions.h"
11 : #include "mozilla/dom/Promise.h"
12 : #include "mozilla/dom/TestFunctions.h"
13 : #include "mozilla/dom/ToJSValue.h"
14 : #include "mozilla/dom/XrayExpandoClass.h"
15 :
16 : namespace mozilla {
17 : namespace dom {
18 :
19 : already_AddRefed<Promise>
20 0 : PromiseReturner::Call(JSContext* cx, JS::Handle<JS::Value> aThisVal, ErrorResult& aRv)
21 : {
22 0 : JS::Rooted<JS::Value> rval(cx, JS::UndefinedValue());
23 :
24 0 : JS::Rooted<JS::Value> callable(cx, JS::ObjectValue(*mCallback));
25 0 : if (!JS::Call(cx, aThisVal, callable,
26 0 : JS::HandleValueArray::empty(), &rval)) {
27 0 : aRv.NoteJSContextException(cx);
28 0 : return nullptr;
29 : }
30 0 : RefPtr<Promise> rvalDecl;
31 : { // Scope for our GlobalObject, FastErrorResult, JSAutoCompartment,
32 : // etc.
33 :
34 0 : JS::Rooted<JSObject*> globalObj(cx, JS::CurrentGlobalOrNull(cx));
35 : // We basically want our entry global here. Play it safe
36 : // and use GetEntryGlobal() to get it, with whatever
37 : // principal-clamping it ends up doing.
38 0 : globalObj = GetEntryGlobal()->GetGlobalJSObject();
39 0 : JSAutoCompartment ac(cx, globalObj);
40 0 : GlobalObject promiseGlobal(cx, globalObj);
41 0 : if (promiseGlobal.Failed()) {
42 0 : aRv.Throw(NS_ERROR_UNEXPECTED);
43 0 : return nullptr;
44 : }
45 :
46 0 : JS::Rooted<JS::Value> valueToResolve(cx, rval);
47 0 : if (!JS_WrapValue(cx, &valueToResolve)) {
48 0 : aRv.Throw(NS_ERROR_UNEXPECTED);
49 0 : return nullptr;
50 : }
51 0 : binding_detail::FastErrorResult promiseRv;
52 : nsCOMPtr<nsIGlobalObject> global =
53 0 : do_QueryInterface(promiseGlobal.GetAsSupports());
54 0 : if (!global) {
55 0 : promiseRv.ThrowWithCustomCleanup(NS_ERROR_UNEXPECTED);
56 0 : MOZ_ALWAYS_TRUE(promiseRv.MaybeSetPendingException(cx));
57 0 : aRv.Throw(NS_ERROR_UNEXPECTED);
58 0 : return nullptr;
59 : }
60 0 : rvalDecl = Promise::Resolve(global, cx, valueToResolve,
61 0 : promiseRv);
62 0 : if (promiseRv.MaybeSetPendingException(cx)) {
63 0 : aRv.Throw(NS_ERROR_UNEXPECTED);
64 0 : return nullptr;
65 : }
66 : }
67 0 : return rvalDecl.forget();
68 : }
69 :
70 :
71 :
72 : namespace binding_detail {
73 : } // namespace binding_detail
74 :
75 :
76 : namespace TestFunctionsBinding {
77 :
78 : static bool
79 0 : throwUncatchableException(JSContext* cx, unsigned argc, JS::Value* vp)
80 : {
81 0 : JS::CallArgs args = JS::CallArgsFromVp(argc, vp);
82 0 : JS::Rooted<JSObject*> obj(cx, &args.callee());
83 :
84 0 : GlobalObject global(cx, xpc::XrayAwareCalleeGlobal(obj));
85 0 : if (global.Failed()) {
86 0 : return false;
87 : }
88 :
89 0 : binding_detail::FastErrorResult rv;
90 0 : mozilla::dom::TestFunctions::ThrowUncatchableException(global, rv);
91 0 : if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
92 0 : return false;
93 : }
94 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
95 0 : args.rval().setUndefined();
96 0 : return true;
97 : }
98 :
99 : static bool
100 0 : passThroughPromise(JSContext* cx, unsigned argc, JS::Value* vp)
101 : {
102 0 : JS::CallArgs args = JS::CallArgsFromVp(argc, vp);
103 0 : JS::Rooted<JSObject*> obj(cx, &args.callee());
104 :
105 0 : if (MOZ_UNLIKELY(args.length() < 1)) {
106 0 : return ThrowErrorMessage(cx, MSG_MISSING_ARGUMENTS, "TestFunctions.passThroughPromise");
107 : }
108 0 : GlobalObject global(cx, xpc::XrayAwareCalleeGlobal(obj));
109 0 : if (global.Failed()) {
110 0 : return false;
111 : }
112 :
113 0 : OwningNonNull<Promise> arg0;
114 : { // Scope for our GlobalObject, FastErrorResult, JSAutoCompartment,
115 : // etc.
116 :
117 0 : JS::Rooted<JSObject*> globalObj(cx, JS::CurrentGlobalOrNull(cx));
118 0 : JSAutoCompartment ac(cx, globalObj);
119 0 : GlobalObject promiseGlobal(cx, globalObj);
120 0 : if (promiseGlobal.Failed()) {
121 0 : return false;
122 : }
123 :
124 0 : JS::Rooted<JS::Value> valueToResolve(cx, args[0]);
125 0 : if (!JS_WrapValue(cx, &valueToResolve)) {
126 0 : return false;
127 : }
128 0 : binding_detail::FastErrorResult promiseRv;
129 : nsCOMPtr<nsIGlobalObject> global =
130 0 : do_QueryInterface(promiseGlobal.GetAsSupports());
131 0 : if (!global) {
132 0 : promiseRv.ThrowWithCustomCleanup(NS_ERROR_UNEXPECTED);
133 0 : MOZ_ALWAYS_TRUE(promiseRv.MaybeSetPendingException(cx));
134 0 : return false;
135 : }
136 0 : arg0 = Promise::Resolve(global, cx, valueToResolve,
137 0 : promiseRv);
138 0 : if (promiseRv.MaybeSetPendingException(cx)) {
139 0 : return false;
140 : }
141 : }
142 0 : auto result(StrongOrRawPtr<Promise>(mozilla::dom::TestFunctions::PassThroughPromise(global, NonNullHelper(arg0))));
143 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
144 0 : if (!ToJSValue(cx, result, args.rval())) {
145 0 : return false;
146 : }
147 0 : return true;
148 : }
149 :
150 :
151 : static const JSJitInfo passThroughPromise_methodinfo = {
152 : { (JSJitGetterOp)passThroughPromise },
153 : { prototypes::id::_ID_Count }, { 0 }, JSJitInfo::StaticMethod,
154 : JSJitInfo::AliasEverything, JSVAL_TYPE_MISSING, false, false,
155 : false, false, 0
156 : };
157 :
158 : static bool
159 0 : passThroughCallbackPromise(JSContext* cx, unsigned argc, JS::Value* vp)
160 : {
161 0 : JS::CallArgs args = JS::CallArgsFromVp(argc, vp);
162 0 : JS::Rooted<JSObject*> obj(cx, &args.callee());
163 :
164 0 : if (MOZ_UNLIKELY(args.length() < 1)) {
165 0 : return ThrowErrorMessage(cx, MSG_MISSING_ARGUMENTS, "TestFunctions.passThroughCallbackPromise");
166 : }
167 0 : GlobalObject global(cx, xpc::XrayAwareCalleeGlobal(obj));
168 0 : if (global.Failed()) {
169 0 : return false;
170 : }
171 :
172 0 : RootedCallback<OwningNonNull<binding_detail::FastPromiseReturner>> arg0(cx);
173 0 : if (args[0].isObject()) {
174 0 : if (JS::IsCallable(&args[0].toObject())) {
175 : { // scope for tempRoot
176 0 : JS::Rooted<JSObject*> tempRoot(cx, &args[0].toObject());
177 0 : arg0 = new binding_detail::FastPromiseReturner(tempRoot);
178 : }
179 : } else {
180 0 : ThrowErrorMessage(cx, MSG_NOT_CALLABLE, "Argument 1 of TestFunctions.passThroughCallbackPromise");
181 0 : return false;
182 : }
183 : } else {
184 0 : ThrowErrorMessage(cx, MSG_NOT_OBJECT, "Argument 1 of TestFunctions.passThroughCallbackPromise");
185 0 : return false;
186 : }
187 0 : binding_detail::FastErrorResult rv;
188 0 : auto result(StrongOrRawPtr<Promise>(mozilla::dom::TestFunctions::PassThroughCallbackPromise(global, NonNullHelper(arg0), rv)));
189 0 : if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
190 0 : return false;
191 : }
192 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
193 0 : if (!ToJSValue(cx, result, args.rval())) {
194 0 : return false;
195 : }
196 0 : return true;
197 : }
198 :
199 :
200 : static const JSJitInfo passThroughCallbackPromise_methodinfo = {
201 : { (JSJitGetterOp)passThroughCallbackPromise },
202 : { prototypes::id::_ID_Count }, { 0 }, JSJitInfo::StaticMethod,
203 : JSJitInfo::AliasEverything, JSVAL_TYPE_MISSING, false, false,
204 : false, false, 0
205 : };
206 :
207 : static bool
208 0 : setStringData(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::TestFunctions* self, const JSJitMethodCallArgs& args)
209 : {
210 0 : if (MOZ_UNLIKELY(args.length() < 1)) {
211 0 : return ThrowErrorMessage(cx, MSG_MISSING_ARGUMENTS, "TestFunctions.setStringData");
212 : }
213 0 : binding_detail::FakeString arg0;
214 0 : if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
215 0 : return false;
216 : }
217 0 : self->SetStringData(NonNullHelper(Constify(arg0)));
218 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
219 0 : args.rval().setUndefined();
220 0 : return true;
221 : }
222 :
223 : static const JSJitInfo setStringData_methodinfo = {
224 : { (JSJitGetterOp)setStringData },
225 : { prototypes::id::TestFunctions },
226 : { PrototypeTraits<prototypes::id::TestFunctions>::Depth },
227 : JSJitInfo::Method,
228 : JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
229 : JSVAL_TYPE_UNDEFINED, /* returnType. Not relevant for setters. */
230 : false, /* isInfallible. False in setters. */
231 : false, /* isMovable. Not relevant for setters. */
232 : false, /* isEliminatable. Not relevant for setters. */
233 : false, /* isAlwaysInSlot. Only relevant for getters. */
234 : false, /* isLazilyCachedInSlot. Only relevant for getters. */
235 : false, /* isTypedMethod. Only relevant for methods. */
236 : 0 /* Reserved slot index, if we're stored in a slot, else 0. */
237 : };
238 : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
239 : static_assert(0 < 1, "There is no slot for us");
240 :
241 : static bool
242 0 : getStringDataAsAString(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::TestFunctions* self, const JSJitMethodCallArgs& args)
243 : {
244 0 : unsigned argcount = std::min(args.length(), 1u);
245 0 : switch (argcount) {
246 : case 0: {
247 0 : DOMString result;
248 0 : self->GetStringDataAsAString(result);
249 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
250 0 : if (!xpc::NonVoidStringToJsval(cx, result, args.rval())) {
251 0 : return false;
252 : }
253 0 : return true;
254 : break;
255 : }
256 : case 1: {
257 : uint32_t arg0;
258 0 : if (!ValueToPrimitive<uint32_t, eDefault>(cx, args[0], &arg0)) {
259 0 : return false;
260 : }
261 0 : DOMString result;
262 0 : self->GetStringDataAsAString(arg0, result);
263 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
264 0 : if (!xpc::NonVoidStringToJsval(cx, result, args.rval())) {
265 0 : return false;
266 : }
267 0 : return true;
268 : break;
269 : }
270 : default: {
271 0 : return ThrowErrorMessage(cx, MSG_MISSING_ARGUMENTS, "TestFunctions.getStringDataAsAString");
272 : break;
273 : }
274 : }
275 : MOZ_CRASH("We have an always-returning default case");
276 : return false;
277 : }
278 :
279 : static const JSJitInfo getStringDataAsAString_methodinfo = {
280 : { (JSJitGetterOp)getStringDataAsAString },
281 : { prototypes::id::TestFunctions },
282 : { PrototypeTraits<prototypes::id::TestFunctions>::Depth },
283 : JSJitInfo::Method,
284 : JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
285 : JSVAL_TYPE_STRING, /* returnType. Not relevant for setters. */
286 : false, /* isInfallible. False in setters. */
287 : false, /* isMovable. Not relevant for setters. */
288 : false, /* isEliminatable. Not relevant for setters. */
289 : false, /* isAlwaysInSlot. Only relevant for getters. */
290 : false, /* isLazilyCachedInSlot. Only relevant for getters. */
291 : false, /* isTypedMethod. Only relevant for methods. */
292 : 0 /* Reserved slot index, if we're stored in a slot, else 0. */
293 : };
294 : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
295 : static_assert(0 < 1, "There is no slot for us");
296 :
297 : static bool
298 0 : getStringDataAsDOMString(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::TestFunctions* self, const JSJitMethodCallArgs& args)
299 : {
300 0 : Optional<uint32_t> arg0;
301 0 : if (args.hasDefined(0)) {
302 0 : arg0.Construct();
303 0 : if (!ValueToPrimitive<uint32_t, eDefault>(cx, args[0], &arg0.Value())) {
304 0 : return false;
305 : }
306 : }
307 0 : DOMString result;
308 0 : self->GetStringDataAsDOMString(Constify(arg0), result);
309 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
310 0 : if (!xpc::NonVoidStringToJsval(cx, result, args.rval())) {
311 0 : return false;
312 : }
313 0 : return true;
314 : }
315 :
316 : static const JSJitInfo getStringDataAsDOMString_methodinfo = {
317 : { (JSJitGetterOp)getStringDataAsDOMString },
318 : { prototypes::id::TestFunctions },
319 : { PrototypeTraits<prototypes::id::TestFunctions>::Depth },
320 : JSJitInfo::Method,
321 : JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
322 : JSVAL_TYPE_STRING, /* returnType. Not relevant for setters. */
323 : false, /* isInfallible. False in setters. */
324 : false, /* isMovable. Not relevant for setters. */
325 : false, /* isEliminatable. Not relevant for setters. */
326 : false, /* isAlwaysInSlot. Only relevant for getters. */
327 : false, /* isLazilyCachedInSlot. Only relevant for getters. */
328 : false, /* isTypedMethod. Only relevant for methods. */
329 : 0 /* Reserved slot index, if we're stored in a slot, else 0. */
330 : };
331 : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
332 : static_assert(0 < 1, "There is no slot for us");
333 :
334 : static void
335 0 : _finalize(js::FreeOp* fop, JSObject* obj)
336 : {
337 0 : mozilla::dom::TestFunctions* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::TestFunctions>(obj);
338 0 : if (self) {
339 0 : AddForDeferredFinalization<mozilla::dom::TestFunctions>(self);
340 : }
341 0 : }
342 :
343 : // We deliberately use brace-elision to make Visual Studio produce better initalization code.
344 : #if defined(__clang__)
345 : #pragma clang diagnostic push
346 : #pragma clang diagnostic ignored "-Wmissing-braces"
347 : #endif
348 : static const JSFunctionSpec sStaticMethods_specs[] = {
349 : JS_FNSPEC("throwUncatchableException", throwUncatchableException, nullptr, 0, JSPROP_ENUMERATE, nullptr),
350 : JS_FNSPEC("passThroughPromise", StaticMethodPromiseWrapper, &passThroughPromise_methodinfo, 1, JSPROP_ENUMERATE, nullptr),
351 : JS_FNSPEC("passThroughCallbackPromise", StaticMethodPromiseWrapper, &passThroughCallbackPromise_methodinfo, 1, JSPROP_ENUMERATE, nullptr),
352 : JS_FS_END
353 : };
354 : #if defined(__clang__)
355 : #pragma clang diagnostic pop
356 : #endif
357 :
358 :
359 : // Can't be const because the pref-enabled boolean needs to be writable
360 : static Prefable<const JSFunctionSpec> sStaticMethods[] = {
361 : { nullptr, &sStaticMethods_specs[0] },
362 : { nullptr, nullptr }
363 : };
364 :
365 : static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
366 : "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
367 : static_assert(3 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
368 : "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");
369 :
370 : // We deliberately use brace-elision to make Visual Studio produce better initalization code.
371 : #if defined(__clang__)
372 : #pragma clang diagnostic push
373 : #pragma clang diagnostic ignored "-Wmissing-braces"
374 : #endif
375 : static const JSFunctionSpec sMethods_specs[] = {
376 : JS_FNSPEC("setStringData", GenericBindingMethod, reinterpret_cast<const JSJitInfo*>(&setStringData_methodinfo), 1, JSPROP_ENUMERATE, nullptr),
377 : JS_FNSPEC("getStringDataAsAString", GenericBindingMethod, reinterpret_cast<const JSJitInfo*>(&getStringDataAsAString_methodinfo), 0, JSPROP_ENUMERATE, nullptr),
378 : JS_FNSPEC("getStringDataAsDOMString", GenericBindingMethod, reinterpret_cast<const JSJitInfo*>(&getStringDataAsDOMString_methodinfo), 0, JSPROP_ENUMERATE, nullptr),
379 : JS_FS_END
380 : };
381 : #if defined(__clang__)
382 : #pragma clang diagnostic pop
383 : #endif
384 :
385 :
386 : // Can't be const because the pref-enabled boolean needs to be writable
387 : static Prefable<const JSFunctionSpec> sMethods[] = {
388 : { nullptr, &sMethods_specs[0] },
389 : { nullptr, nullptr }
390 : };
391 :
392 : static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
393 : "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
394 : static_assert(3 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
395 : "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");
396 :
397 :
398 : static uint16_t sNativeProperties_sortedPropertyIndices[6];
399 : static PropertyInfo sNativeProperties_propertyInfos[6];
400 :
401 : static const NativePropertiesN<2> sNativeProperties = {
402 : true, 0 /* sStaticMethods */,
403 : false, 0,
404 : true, 1 /* sMethods */,
405 : false, 0,
406 : false, 0,
407 : false, 0,
408 : false, 0,
409 : -1,
410 : 6,
411 : sNativeProperties_sortedPropertyIndices,
412 : {
413 : { sStaticMethods, &sNativeProperties_propertyInfos[0] },
414 : { sMethods, &sNativeProperties_propertyInfos[3] }
415 : }
416 : };
417 : static_assert(6 < 1ull << CHAR_BIT * sizeof(sNativeProperties.propertyInfoCount),
418 : "We have a property info count that is oversized");
419 :
420 : static bool
421 0 : _constructor(JSContext* cx, unsigned argc, JS::Value* vp)
422 : {
423 0 : JS::CallArgs args = JS::CallArgsFromVp(argc, vp);
424 0 : JS::Rooted<JSObject*> obj(cx, &args.callee());
425 0 : if (!args.isConstructing()) {
426 : // XXXbz wish I could get the name from the callee instead of
427 : // Adding more relocations
428 0 : return ThrowConstructorWithoutNew(cx, "TestFunctions");
429 : }
430 :
431 0 : GlobalObject global(cx, obj);
432 0 : if (global.Failed()) {
433 0 : return false;
434 : }
435 :
436 0 : JS::Rooted<JSObject*> desiredProto(cx);
437 0 : if (!GetDesiredProto(cx, args, &desiredProto)) {
438 0 : return false;
439 : }
440 :
441 0 : bool objIsXray = xpc::WrapperFactory::IsXrayWrapper(obj);
442 0 : Maybe<JSAutoCompartment> ac;
443 0 : if (objIsXray) {
444 0 : obj = js::CheckedUnwrap(obj);
445 0 : if (!obj) {
446 0 : return false;
447 : }
448 0 : ac.emplace(cx, obj);
449 0 : if (!JS_WrapObject(cx, &desiredProto)) {
450 0 : return false;
451 : }
452 : }
453 0 : binding_detail::FastErrorResult rv;
454 0 : auto result(StrongOrRawPtr<mozilla::dom::TestFunctions>(mozilla::dom::TestFunctions::Constructor(global, rv)));
455 0 : if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
456 0 : return false;
457 : }
458 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
459 : static_assert(!IsPointer<decltype(result)>::value,
460 : "NewObject implies that we need to keep the object alive with a strong reference.");
461 0 : if (!WrapNewBindingNonWrapperCachedObject(cx, obj, result, args.rval(), desiredProto)) {
462 0 : MOZ_ASSERT(true || JS_IsExceptionPending(cx));
463 0 : return false;
464 : }
465 0 : return true;
466 : }
467 :
468 : static const js::ClassOps sInterfaceObjectClassOps = {
469 : nullptr, /* addProperty */
470 : nullptr, /* delProperty */
471 : nullptr, /* getProperty */
472 : nullptr, /* setProperty */
473 : nullptr, /* enumerate */
474 : nullptr, /* newEnumerate */
475 : nullptr, /* resolve */
476 : nullptr, /* mayResolve */
477 : nullptr, /* finalize */
478 : _constructor, /* call */
479 : nullptr, /* hasInstance */
480 : _constructor, /* construct */
481 : nullptr, /* trace */
482 : };
483 :
484 : static const DOMIfaceAndProtoJSClass sInterfaceObjectClass = {
485 : {
486 : "Function",
487 : JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_SLOTS_BASE),
488 : &sInterfaceObjectClassOps,
489 : JS_NULL_CLASS_SPEC,
490 : JS_NULL_CLASS_EXT,
491 : &sInterfaceObjectClassObjectOps
492 : },
493 : eInterface,
494 : true,
495 : prototypes::id::TestFunctions,
496 : PrototypeTraits<prototypes::id::TestFunctions>::Depth,
497 : sNativePropertyHooks,
498 : "function TestFunctions() {\n [native code]\n}",
499 : JS::GetRealmFunctionPrototype
500 : };
501 :
502 : static const DOMIfaceAndProtoJSClass sPrototypeClass = {
503 : {
504 : "TestFunctionsPrototype",
505 : JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_PROTO_SLOTS_BASE),
506 : JS_NULL_CLASS_OPS,
507 : JS_NULL_CLASS_SPEC,
508 : JS_NULL_CLASS_EXT,
509 : JS_NULL_OBJECT_OPS
510 : },
511 : eInterfacePrototype,
512 : false,
513 : prototypes::id::TestFunctions,
514 : PrototypeTraits<prototypes::id::TestFunctions>::Depth,
515 : sNativePropertyHooks,
516 : "[object TestFunctionsPrototype]",
517 : JS::GetRealmObjectPrototype
518 : };
519 :
520 : bool
521 0 : ConstructorEnabled(JSContext* aCx, JS::Handle<JSObject*> aObj)
522 : {
523 : static bool sPrefValue;
524 : static bool sPrefCacheSetUp = false;
525 0 : if (!sPrefCacheSetUp) {
526 0 : sPrefCacheSetUp = true;
527 0 : Preferences::AddBoolVarCache(&sPrefValue, "dom.expose_test_interfaces");
528 : }
529 :
530 0 : return sPrefValue;
531 : }
532 :
533 : JSObject*
534 0 : DefineDOMInterface(JSContext* aCx, JS::Handle<JSObject*> aGlobal, JS::Handle<jsid> id, bool aDefineOnGlobal)
535 : {
536 0 : return GetConstructorObjectHandle(aCx, aDefineOnGlobal);
537 : }
538 :
539 : static const js::ClassOps sClassOps = {
540 : nullptr, /* addProperty */
541 : nullptr, /* delProperty */
542 : nullptr, /* getProperty */
543 : nullptr, /* setProperty */
544 : nullptr, /* enumerate */
545 : nullptr, /* newEnumerate */
546 : nullptr, /* resolve */
547 : nullptr, /* mayResolve */
548 : _finalize, /* finalize */
549 : nullptr, /* call */
550 : nullptr, /* hasInstance */
551 : nullptr, /* construct */
552 : nullptr, /* trace */
553 : };
554 :
555 : static const js::ClassExtension sClassExtension = {
556 : nullptr, /* weakmapKeyDelegateOp */
557 : nullptr /* objectMovedOp */
558 : };
559 :
560 : static const DOMJSClass sClass = {
561 : { "TestFunctions",
562 : JSCLASS_IS_DOMJSCLASS | JSCLASS_FOREGROUND_FINALIZE | JSCLASS_HAS_RESERVED_SLOTS(1),
563 : &sClassOps,
564 : JS_NULL_CLASS_SPEC,
565 : &sClassExtension,
566 : JS_NULL_OBJECT_OPS
567 : },
568 : { prototypes::id::TestFunctions, 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 },
569 : IsBaseOf<nsISupports, mozilla::dom::TestFunctions >::value,
570 : sNativePropertyHooks,
571 : FindAssociatedGlobalForNative<mozilla::dom::TestFunctions>::Get,
572 : GetProtoObjectHandle,
573 : GetCCParticipant<mozilla::dom::TestFunctions>::Get()
574 : };
575 : static_assert(1 == DOM_INSTANCE_RESERVED_SLOTS,
576 : "Must have the right minimal number of reserved slots.");
577 : static_assert(1 >= 1,
578 : "Must have enough reserved slots.");
579 :
580 : const JSClass*
581 0 : GetJSClass()
582 : {
583 0 : return sClass.ToJSClass();
584 : }
585 :
586 : bool
587 0 : Wrap(JSContext* aCx, mozilla::dom::TestFunctions* aObject, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector)
588 : {
589 : MOZ_ASSERT(static_cast<mozilla::dom::TestFunctions*>(aObject) ==
590 : reinterpret_cast<mozilla::dom::TestFunctions*>(aObject),
591 : "Multiple inheritance for mozilla::dom::TestFunctions is broken.");
592 0 : MOZ_ASSERT(ToSupportsIsCorrect(aObject));
593 0 : MOZ_ASSERT_IF(aGivenProto, js::IsObjectInContextCompartment(aGivenProto, aCx));
594 :
595 0 : JS::Rooted<JSObject*> global(aCx, JS::CurrentGlobalOrNull(aCx));
596 0 : JS::Handle<JSObject*> canonicalProto = GetProtoObjectHandle(aCx);
597 0 : if (!canonicalProto) {
598 0 : return false;
599 : }
600 0 : JS::Rooted<JSObject*> proto(aCx);
601 0 : if (aGivenProto) {
602 0 : proto = aGivenProto;
603 : // Unfortunately, while aGivenProto was in the compartment of aCx
604 : // coming in, we changed compartments to that of "parent" so may need
605 : // to wrap the proto here.
606 0 : if (js::GetContextCompartment(aCx) != js::GetObjectCompartment(proto)) {
607 0 : if (!JS_WrapObject(aCx, &proto)) {
608 0 : return false;
609 : }
610 : }
611 : } else {
612 0 : proto = canonicalProto;
613 : }
614 :
615 0 : BindingJSObjectCreator<mozilla::dom::TestFunctions> creator(aCx);
616 0 : creator.CreateObject(aCx, sClass.ToJSClass(), proto, aObject, aReflector);
617 0 : if (!aReflector) {
618 0 : return false;
619 : }
620 :
621 :
622 :
623 0 : creator.InitializationSucceeded();
624 0 : return true;
625 : }
626 :
627 : const NativePropertyHooks sNativePropertyHooks[] = { {
628 : nullptr,
629 : nullptr,
630 : nullptr,
631 : { sNativeProperties.Upcast(), nullptr },
632 : prototypes::id::TestFunctions,
633 : constructors::id::TestFunctions,
634 : nullptr,
635 : &DefaultXrayExpandoObjectClass
636 : } };
637 :
638 : void
639 0 : CreateInterfaceObjects(JSContext* aCx, JS::Handle<JSObject*> aGlobal, ProtoAndIfaceCache& aProtoAndIfaceCache, bool aDefineOnGlobal)
640 : {
641 0 : JS::Rooted<JSObject*> parentProto(aCx, JS::GetRealmObjectPrototype(aCx));
642 0 : if (!parentProto) {
643 0 : return;
644 : }
645 :
646 0 : JS::Rooted<JSObject*> constructorProto(aCx, JS::GetRealmFunctionPrototype(aCx));
647 0 : if (!constructorProto) {
648 0 : return;
649 : }
650 :
651 : static bool sIdsInited = false;
652 0 : if (!sIdsInited && NS_IsMainThread()) {
653 0 : if (!InitIds(aCx, sNativeProperties.Upcast())) {
654 0 : return;
655 : }
656 0 : sIdsInited = true;
657 : }
658 :
659 0 : JS::Heap<JSObject*>* protoCache = &aProtoAndIfaceCache.EntrySlotOrCreate(prototypes::id::TestFunctions);
660 0 : JS::Heap<JSObject*>* interfaceCache = &aProtoAndIfaceCache.EntrySlotOrCreate(constructors::id::TestFunctions);
661 0 : dom::CreateInterfaceObjects(aCx, aGlobal, parentProto,
662 : &sPrototypeClass.mBase, protoCache,
663 : constructorProto, &sInterfaceObjectClass.mBase, 0, nullptr,
664 : interfaceCache,
665 : sNativeProperties.Upcast(),
666 : nullptr,
667 : "TestFunctions", aDefineOnGlobal,
668 : nullptr,
669 0 : false);
670 : }
671 :
672 : JS::Handle<JSObject*>
673 0 : GetProtoObjectHandle(JSContext* aCx)
674 : {
675 : /* Get the interface prototype object for this class. This will create the
676 : object as needed. */
677 0 : bool aDefineOnGlobal = true;
678 :
679 : /* Make sure our global is sane. Hopefully we can remove this sometime */
680 0 : JSObject* global = JS::CurrentGlobalOrNull(aCx);
681 0 : if (!(js::GetObjectClass(global)->flags & JSCLASS_DOM_GLOBAL)) {
682 0 : return nullptr;
683 : }
684 :
685 : /* Check to see whether the interface objects are already installed */
686 0 : ProtoAndIfaceCache& protoAndIfaceCache = *GetProtoAndIfaceCache(global);
687 0 : if (!protoAndIfaceCache.HasEntryInSlot(prototypes::id::TestFunctions)) {
688 0 : JS::Rooted<JSObject*> rootedGlobal(aCx, global);
689 0 : CreateInterfaceObjects(aCx, rootedGlobal, protoAndIfaceCache, aDefineOnGlobal);
690 : }
691 :
692 : /*
693 : * The object might _still_ be null, but that's OK.
694 : *
695 : * Calling fromMarkedLocation() is safe because protoAndIfaceCache is
696 : * traced by TraceProtoAndIfaceCache() and its contents are never
697 : * changed after they have been set.
698 : *
699 : * Calling address() avoids the read read barrier that does gray
700 : * unmarking, but it's not possible for the object to be gray here.
701 : */
702 :
703 0 : const JS::Heap<JSObject*>& entrySlot = protoAndIfaceCache.EntrySlotMustExist(prototypes::id::TestFunctions);
704 0 : MOZ_ASSERT(JS::ObjectIsNotGray(entrySlot));
705 0 : return JS::Handle<JSObject*>::fromMarkedLocation(entrySlot.address());
706 : }
707 :
708 : JS::Handle<JSObject*>
709 0 : GetConstructorObjectHandle(JSContext* aCx, bool aDefineOnGlobal)
710 : {
711 : /* Get the interface object for this class. This will create the object as
712 : needed. */
713 :
714 : /* Make sure our global is sane. Hopefully we can remove this sometime */
715 0 : JSObject* global = JS::CurrentGlobalOrNull(aCx);
716 0 : if (!(js::GetObjectClass(global)->flags & JSCLASS_DOM_GLOBAL)) {
717 0 : return nullptr;
718 : }
719 :
720 : /* Check to see whether the interface objects are already installed */
721 0 : ProtoAndIfaceCache& protoAndIfaceCache = *GetProtoAndIfaceCache(global);
722 0 : if (!protoAndIfaceCache.HasEntryInSlot(constructors::id::TestFunctions)) {
723 0 : JS::Rooted<JSObject*> rootedGlobal(aCx, global);
724 0 : CreateInterfaceObjects(aCx, rootedGlobal, protoAndIfaceCache, aDefineOnGlobal);
725 : }
726 :
727 : /*
728 : * The object might _still_ be null, but that's OK.
729 : *
730 : * Calling fromMarkedLocation() is safe because protoAndIfaceCache is
731 : * traced by TraceProtoAndIfaceCache() and its contents are never
732 : * changed after they have been set.
733 : *
734 : * Calling address() avoids the read read barrier that does gray
735 : * unmarking, but it's not possible for the object to be gray here.
736 : */
737 :
738 0 : const JS::Heap<JSObject*>& entrySlot = protoAndIfaceCache.EntrySlotMustExist(constructors::id::TestFunctions);
739 0 : MOZ_ASSERT(JS::ObjectIsNotGray(entrySlot));
740 0 : return JS::Handle<JSObject*>::fromMarkedLocation(entrySlot.address());
741 : }
742 :
743 : JSObject*
744 0 : GetConstructorObject(JSContext* aCx)
745 : {
746 0 : return GetConstructorObjectHandle(aCx);
747 : }
748 :
749 : } // namespace TestFunctionsBinding
750 :
751 :
752 :
753 : } // namespace dom
754 : } // namespace mozilla
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