Line data Source code
1 : /* THIS FILE IS AUTOGENERATED FROM Geolocation.webidl BY Codegen.py - DO NOT EDIT */
2 :
3 : #include "AtomList.h"
4 : #include "GeolocationBinding.h"
5 : #include "WrapperFactory.h"
6 : #include "mozilla/OwningNonNull.h"
7 : #include "mozilla/dom/BindingUtils.h"
8 : #include "mozilla/dom/DOMJSClass.h"
9 : #include "mozilla/dom/NonRefcountedDOMObject.h"
10 : #include "mozilla/dom/Nullable.h"
11 : #include "mozilla/dom/PrimitiveConversions.h"
12 : #include "mozilla/dom/ScriptSettings.h"
13 : #include "mozilla/dom/SimpleGlobalObject.h"
14 : #include "mozilla/dom/XrayExpandoClass.h"
15 : #include "nsContentUtils.h"
16 : #include "nsGeoPosition.h"
17 : #include "nsGeolocation.h"
18 :
19 : namespace mozilla {
20 : namespace dom {
21 :
22 :
23 0 : PositionOptions::PositionOptions()
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 : PositionOptions::InitIds(JSContext* cx, PositionOptionsAtoms* 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->timeout_id.init(cx, "timeout") ||
39 0 : !atomsCache->maximumAge_id.init(cx, "maximumAge") ||
40 0 : !atomsCache->enableHighAccuracy_id.init(cx, "enableHighAccuracy")) {
41 0 : return false;
42 : }
43 0 : return true;
44 : }
45 :
46 : bool
47 0 : PositionOptions::Init(JSContext* cx, JS::Handle<JS::Value> val, const char* sourceDescription, bool passedToJSImpl)
48 : {
49 : // Passing a null JSContext is OK only if we're initing from null,
50 : // Since in that case we will not have to do any property gets
51 : // Also evaluate isNullOrUndefined in order to avoid false-positive
52 : // checkers by static analysis tools
53 0 : MOZ_ASSERT_IF(!cx, val.isNull() && val.isNullOrUndefined());
54 0 : PositionOptionsAtoms* atomsCache = nullptr;
55 0 : if (cx) {
56 0 : atomsCache = GetAtomCache<PositionOptionsAtoms>(cx);
57 0 : if (!*reinterpret_cast<jsid**>(atomsCache) && !InitIds(cx, atomsCache)) {
58 0 : return false;
59 : }
60 : }
61 :
62 0 : if (!IsConvertibleToDictionary(val)) {
63 0 : return ThrowErrorMessage(cx, MSG_NOT_DICTIONARY, sourceDescription);
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->enableHighAccuracy_id, temp.ptr())) {
77 0 : return false;
78 : }
79 : }
80 0 : if (!isNull && !temp->isUndefined()) {
81 0 : if (!ValueToPrimitive<bool, eDefault>(cx, temp.ref(), &mEnableHighAccuracy)) {
82 0 : return false;
83 : }
84 : } else {
85 0 : mEnableHighAccuracy = false;
86 : }
87 0 : mIsAnyMemberPresent = true;
88 :
89 0 : if (!isNull) {
90 0 : if (!JS_GetPropertyById(cx, *object, atomsCache->maximumAge_id, temp.ptr())) {
91 0 : return false;
92 : }
93 : }
94 0 : if (!isNull && !temp->isUndefined()) {
95 0 : if (!ValueToPrimitive<uint32_t, eClamp>(cx, temp.ref(), &mMaximumAge)) {
96 0 : return false;
97 : }
98 : } else {
99 0 : mMaximumAge = 0U;
100 : }
101 0 : mIsAnyMemberPresent = true;
102 :
103 0 : if (!isNull) {
104 0 : if (!JS_GetPropertyById(cx, *object, atomsCache->timeout_id, temp.ptr())) {
105 0 : return false;
106 : }
107 : }
108 0 : if (!isNull && !temp->isUndefined()) {
109 0 : if (!ValueToPrimitive<uint32_t, eClamp>(cx, temp.ref(), &mTimeout)) {
110 0 : return false;
111 : }
112 : } else {
113 0 : mTimeout = 2147483647U;
114 : }
115 0 : mIsAnyMemberPresent = true;
116 0 : return true;
117 : }
118 :
119 : bool
120 0 : PositionOptions::Init(const nsAString& aJSON)
121 : {
122 0 : AutoJSAPI jsapi;
123 0 : JSObject* cleanGlobal = SimpleGlobalObject::Create(SimpleGlobalObject::GlobalType::BindingDetail);
124 0 : if (!cleanGlobal) {
125 0 : return false;
126 : }
127 0 : if (!jsapi.Init(cleanGlobal)) {
128 0 : return false;
129 : }
130 0 : JSContext* cx = jsapi.cx();
131 0 : JS::Rooted<JS::Value> json(cx);
132 0 : bool ok = ParseJSON(cx, aJSON, &json);
133 0 : NS_ENSURE_TRUE(ok, false);
134 0 : return Init(cx, json);
135 : }
136 :
137 : bool
138 0 : PositionOptions::ToObjectInternal(JSContext* cx, JS::MutableHandle<JS::Value> rval) const
139 : {
140 0 : PositionOptionsAtoms* atomsCache = GetAtomCache<PositionOptionsAtoms>(cx);
141 0 : if (!*reinterpret_cast<jsid**>(atomsCache) && !InitIds(cx, atomsCache)) {
142 0 : return false;
143 : }
144 :
145 0 : JS::Rooted<JSObject*> obj(cx, JS_NewPlainObject(cx));
146 0 : if (!obj) {
147 0 : return false;
148 : }
149 0 : rval.set(JS::ObjectValue(*obj));
150 :
151 : do {
152 : // block for our 'break' successCode and scope for 'temp' and 'currentValue'
153 0 : JS::Rooted<JS::Value> temp(cx);
154 0 : bool const & currentValue = mEnableHighAccuracy;
155 0 : temp.setBoolean(currentValue);
156 0 : if (!JS_DefinePropertyById(cx, obj, atomsCache->enableHighAccuracy_id, temp, JSPROP_ENUMERATE)) {
157 0 : return false;
158 : }
159 0 : break;
160 : } while(0);
161 :
162 : do {
163 : // block for our 'break' successCode and scope for 'temp' and 'currentValue'
164 0 : JS::Rooted<JS::Value> temp(cx);
165 0 : uint32_t const & currentValue = mMaximumAge;
166 0 : temp.setNumber(currentValue);
167 0 : if (!JS_DefinePropertyById(cx, obj, atomsCache->maximumAge_id, temp, JSPROP_ENUMERATE)) {
168 0 : return false;
169 : }
170 0 : break;
171 : } while(0);
172 :
173 : do {
174 : // block for our 'break' successCode and scope for 'temp' and 'currentValue'
175 0 : JS::Rooted<JS::Value> temp(cx);
176 0 : uint32_t const & currentValue = mTimeout;
177 0 : temp.setNumber(currentValue);
178 0 : if (!JS_DefinePropertyById(cx, obj, atomsCache->timeout_id, temp, JSPROP_ENUMERATE)) {
179 0 : return false;
180 : }
181 0 : break;
182 : } while(0);
183 :
184 0 : return true;
185 : }
186 :
187 : bool
188 0 : PositionOptions::ToJSON(nsAString& aJSON) const
189 : {
190 0 : AutoJSAPI jsapi;
191 0 : jsapi.Init();
192 0 : JSContext *cx = jsapi.cx();
193 : // It's safe to use UnprivilegedJunkScopeOrWorkerGlobal here
194 : // because we'll only be creating objects, in ways that have no
195 : // side-effects, followed by a call to JS::ToJSONMaybeSafely,
196 : // which likewise guarantees no side-effects for the sorts of
197 : // things we will pass it.
198 0 : JSAutoCompartment ac(cx, binding_detail::UnprivilegedJunkScopeOrWorkerGlobal());
199 0 : JS::Rooted<JS::Value> val(cx);
200 0 : if (!ToObjectInternal(cx, &val)) {
201 0 : return false;
202 : }
203 0 : JS::Rooted<JSObject*> obj(cx, &val.toObject());
204 0 : return StringifyToJSON(cx, obj, aJSON);
205 : }
206 :
207 : void
208 0 : PositionOptions::TraceDictionary(JSTracer* trc)
209 : {
210 0 : }
211 :
212 : PositionOptions&
213 0 : PositionOptions::operator=(const PositionOptions& aOther)
214 : {
215 0 : mEnableHighAccuracy = aOther.mEnableHighAccuracy;
216 0 : mMaximumAge = aOther.mMaximumAge;
217 0 : mTimeout = aOther.mTimeout;
218 0 : return *this;
219 : }
220 :
221 : namespace binding_detail {
222 : } // namespace binding_detail
223 :
224 :
225 : void
226 0 : PositionCallback::Call(JSContext* cx, JS::Handle<JS::Value> aThisVal, Position& position, ErrorResult& aRv)
227 : {
228 0 : JS::Rooted<JS::Value> rval(cx, JS::UndefinedValue());
229 0 : JS::AutoValueVector argv(cx);
230 0 : if (!argv.resize(1)) {
231 0 : aRv.Throw(NS_ERROR_OUT_OF_MEMORY);
232 0 : return;
233 : }
234 0 : unsigned argc = 1;
235 :
236 : do {
237 0 : if (!GetOrCreateDOMReflector(cx, position, argv[0])) {
238 0 : MOZ_ASSERT(true || JS_IsExceptionPending(cx));
239 0 : aRv.Throw(NS_ERROR_UNEXPECTED);
240 0 : return;
241 : }
242 0 : break;
243 : } while (0);
244 :
245 0 : JS::Rooted<JS::Value> callable(cx, JS::ObjectValue(*mCallback));
246 0 : if (!JS::Call(cx, aThisVal, callable,
247 0 : JS::HandleValueArray::subarray(argv, 0, argc), &rval)) {
248 0 : aRv.NoteJSContextException(cx);
249 0 : return;
250 : }
251 : }
252 :
253 :
254 :
255 : void
256 0 : PositionErrorCallback::Call(JSContext* cx, JS::Handle<JS::Value> aThisVal, PositionError& positionError, ErrorResult& aRv)
257 : {
258 0 : JS::Rooted<JS::Value> rval(cx, JS::UndefinedValue());
259 0 : JS::AutoValueVector argv(cx);
260 0 : if (!argv.resize(1)) {
261 0 : aRv.Throw(NS_ERROR_OUT_OF_MEMORY);
262 0 : return;
263 : }
264 0 : unsigned argc = 1;
265 :
266 : do {
267 0 : if (!GetOrCreateDOMReflector(cx, positionError, argv[0])) {
268 0 : MOZ_ASSERT(true || JS_IsExceptionPending(cx));
269 0 : aRv.Throw(NS_ERROR_UNEXPECTED);
270 0 : return;
271 : }
272 0 : break;
273 : } while (0);
274 :
275 0 : JS::Rooted<JS::Value> callable(cx, JS::ObjectValue(*mCallback));
276 0 : if (!JS::Call(cx, aThisVal, callable,
277 0 : JS::HandleValueArray::subarray(argv, 0, argc), &rval)) {
278 0 : aRv.NoteJSContextException(cx);
279 0 : return;
280 : }
281 : }
282 :
283 :
284 :
285 : namespace binding_detail {
286 : } // namespace binding_detail
287 :
288 :
289 : namespace binding_detail {
290 : } // namespace binding_detail
291 :
292 :
293 : namespace GeolocationBinding {
294 :
295 : static bool
296 0 : getCurrentPosition(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::Geolocation* self, const JSJitMethodCallArgs& args)
297 : {
298 0 : if (MOZ_UNLIKELY(args.length() < 1)) {
299 0 : return ThrowErrorMessage(cx, MSG_MISSING_ARGUMENTS, "Geolocation.getCurrentPosition");
300 : }
301 0 : RootedCallback<OwningNonNull<binding_detail::FastPositionCallback>> arg0(cx);
302 0 : if (args[0].isObject()) {
303 0 : if (JS::IsCallable(&args[0].toObject())) {
304 : { // scope for tempRoot
305 0 : JS::Rooted<JSObject*> tempRoot(cx, &args[0].toObject());
306 0 : arg0 = new binding_detail::FastPositionCallback(tempRoot);
307 : }
308 : } else {
309 0 : ThrowErrorMessage(cx, MSG_NOT_CALLABLE, "Argument 1 of Geolocation.getCurrentPosition");
310 0 : return false;
311 : }
312 : } else {
313 0 : ThrowErrorMessage(cx, MSG_NOT_OBJECT, "Argument 1 of Geolocation.getCurrentPosition");
314 0 : return false;
315 : }
316 0 : RootedCallback<RefPtr<binding_detail::FastPositionErrorCallback>> arg1(cx);
317 0 : if (args.hasDefined(1)) {
318 0 : if (args[1].isObject()) {
319 0 : if (JS::IsCallable(&args[1].toObject())) {
320 : { // scope for tempRoot
321 0 : JS::Rooted<JSObject*> tempRoot(cx, &args[1].toObject());
322 0 : arg1 = new binding_detail::FastPositionErrorCallback(tempRoot);
323 : }
324 : } else {
325 0 : ThrowErrorMessage(cx, MSG_NOT_CALLABLE, "Argument 2 of Geolocation.getCurrentPosition");
326 0 : return false;
327 : }
328 0 : } else if (args[1].isNullOrUndefined()) {
329 0 : arg1 = nullptr;
330 : } else {
331 0 : ThrowErrorMessage(cx, MSG_NOT_OBJECT, "Argument 2 of Geolocation.getCurrentPosition");
332 0 : return false;
333 : }
334 : } else {
335 0 : arg1 = nullptr;
336 : }
337 0 : binding_detail::FastPositionOptions arg2;
338 0 : if (!arg2.Init(cx, (args.hasDefined(2)) ? args[2] : JS::NullHandleValue, "Argument 3 of Geolocation.getCurrentPosition", false)) {
339 0 : return false;
340 : }
341 0 : binding_detail::FastErrorResult rv;
342 0 : self->GetCurrentPosition(NonNullHelper(arg0), Constify(arg1), Constify(arg2), nsContentUtils::IsSystemCaller(cx) ? CallerType::System : CallerType::NonSystem, rv);
343 0 : if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
344 0 : return false;
345 : }
346 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
347 0 : args.rval().setUndefined();
348 0 : return true;
349 : }
350 :
351 : static const JSJitInfo getCurrentPosition_methodinfo = {
352 : { (JSJitGetterOp)getCurrentPosition },
353 : { prototypes::id::Geolocation },
354 : { PrototypeTraits<prototypes::id::Geolocation>::Depth },
355 : JSJitInfo::Method,
356 : JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
357 : JSVAL_TYPE_UNDEFINED, /* returnType. Not relevant for setters. */
358 : false, /* isInfallible. False in setters. */
359 : false, /* isMovable. Not relevant for setters. */
360 : false, /* isEliminatable. Not relevant for setters. */
361 : false, /* isAlwaysInSlot. Only relevant for getters. */
362 : false, /* isLazilyCachedInSlot. Only relevant for getters. */
363 : false, /* isTypedMethod. Only relevant for methods. */
364 : 0 /* Reserved slot index, if we're stored in a slot, else 0. */
365 : };
366 : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
367 : static_assert(0 < 1, "There is no slot for us");
368 :
369 : static bool
370 0 : watchPosition(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::Geolocation* self, const JSJitMethodCallArgs& args)
371 : {
372 0 : if (MOZ_UNLIKELY(args.length() < 1)) {
373 0 : return ThrowErrorMessage(cx, MSG_MISSING_ARGUMENTS, "Geolocation.watchPosition");
374 : }
375 0 : RootedCallback<OwningNonNull<binding_detail::FastPositionCallback>> arg0(cx);
376 0 : if (args[0].isObject()) {
377 0 : if (JS::IsCallable(&args[0].toObject())) {
378 : { // scope for tempRoot
379 0 : JS::Rooted<JSObject*> tempRoot(cx, &args[0].toObject());
380 0 : arg0 = new binding_detail::FastPositionCallback(tempRoot);
381 : }
382 : } else {
383 0 : ThrowErrorMessage(cx, MSG_NOT_CALLABLE, "Argument 1 of Geolocation.watchPosition");
384 0 : return false;
385 : }
386 : } else {
387 0 : ThrowErrorMessage(cx, MSG_NOT_OBJECT, "Argument 1 of Geolocation.watchPosition");
388 0 : return false;
389 : }
390 0 : RootedCallback<RefPtr<binding_detail::FastPositionErrorCallback>> arg1(cx);
391 0 : if (args.hasDefined(1)) {
392 0 : if (args[1].isObject()) {
393 0 : if (JS::IsCallable(&args[1].toObject())) {
394 : { // scope for tempRoot
395 0 : JS::Rooted<JSObject*> tempRoot(cx, &args[1].toObject());
396 0 : arg1 = new binding_detail::FastPositionErrorCallback(tempRoot);
397 : }
398 : } else {
399 0 : ThrowErrorMessage(cx, MSG_NOT_CALLABLE, "Argument 2 of Geolocation.watchPosition");
400 0 : return false;
401 : }
402 0 : } else if (args[1].isNullOrUndefined()) {
403 0 : arg1 = nullptr;
404 : } else {
405 0 : ThrowErrorMessage(cx, MSG_NOT_OBJECT, "Argument 2 of Geolocation.watchPosition");
406 0 : return false;
407 : }
408 : } else {
409 0 : arg1 = nullptr;
410 : }
411 0 : binding_detail::FastPositionOptions arg2;
412 0 : if (!arg2.Init(cx, (args.hasDefined(2)) ? args[2] : JS::NullHandleValue, "Argument 3 of Geolocation.watchPosition", false)) {
413 0 : return false;
414 : }
415 0 : binding_detail::FastErrorResult rv;
416 0 : int32_t result(self->WatchPosition(NonNullHelper(arg0), Constify(arg1), Constify(arg2), nsContentUtils::IsSystemCaller(cx) ? CallerType::System : CallerType::NonSystem, rv));
417 0 : if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
418 0 : return false;
419 : }
420 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
421 0 : args.rval().setInt32(int32_t(result));
422 0 : return true;
423 : }
424 :
425 : static const JSJitInfo watchPosition_methodinfo = {
426 : { (JSJitGetterOp)watchPosition },
427 : { prototypes::id::Geolocation },
428 : { PrototypeTraits<prototypes::id::Geolocation>::Depth },
429 : JSJitInfo::Method,
430 : JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
431 : JSVAL_TYPE_INT32, /* returnType. Not relevant for setters. */
432 : false, /* isInfallible. False in setters. */
433 : false, /* isMovable. Not relevant for setters. */
434 : false, /* isEliminatable. Not relevant for setters. */
435 : false, /* isAlwaysInSlot. Only relevant for getters. */
436 : false, /* isLazilyCachedInSlot. Only relevant for getters. */
437 : false, /* isTypedMethod. Only relevant for methods. */
438 : 0 /* Reserved slot index, if we're stored in a slot, else 0. */
439 : };
440 : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
441 : static_assert(0 < 1, "There is no slot for us");
442 :
443 : static bool
444 0 : clearWatch(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::Geolocation* self, const JSJitMethodCallArgs& args)
445 : {
446 0 : if (MOZ_UNLIKELY(args.length() < 1)) {
447 0 : return ThrowErrorMessage(cx, MSG_MISSING_ARGUMENTS, "Geolocation.clearWatch");
448 : }
449 : int32_t arg0;
450 0 : if (!ValueToPrimitive<int32_t, eDefault>(cx, args[0], &arg0)) {
451 0 : return false;
452 : }
453 0 : self->ClearWatch(arg0);
454 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
455 0 : args.rval().setUndefined();
456 0 : return true;
457 : }
458 :
459 : static const JSJitInfo clearWatch_methodinfo = {
460 : { (JSJitGetterOp)clearWatch },
461 : { prototypes::id::Geolocation },
462 : { PrototypeTraits<prototypes::id::Geolocation>::Depth },
463 : JSJitInfo::Method,
464 : JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
465 : JSVAL_TYPE_UNDEFINED, /* returnType. Not relevant for setters. */
466 : false, /* isInfallible. False in setters. */
467 : false, /* isMovable. Not relevant for setters. */
468 : false, /* isEliminatable. Not relevant for setters. */
469 : false, /* isAlwaysInSlot. Only relevant for getters. */
470 : false, /* isLazilyCachedInSlot. Only relevant for getters. */
471 : false, /* isTypedMethod. Only relevant for methods. */
472 : 0 /* Reserved slot index, if we're stored in a slot, else 0. */
473 : };
474 : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
475 : static_assert(0 < 1, "There is no slot for us");
476 :
477 : static bool
478 0 : _addProperty(JSContext* cx, JS::Handle<JSObject*> obj, JS::Handle<jsid> id, JS::Handle<JS::Value> val)
479 : {
480 0 : mozilla::dom::Geolocation* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::Geolocation>(obj);
481 : // We don't want to preserve if we don't have a wrapper, and we
482 : // obviously can't preserve if we're not initialized.
483 0 : if (self && self->GetWrapperPreserveColor()) {
484 0 : PreserveWrapper(self);
485 : }
486 0 : return true;
487 : }
488 :
489 : static void
490 0 : _finalize(js::FreeOp* fop, JSObject* obj)
491 : {
492 0 : mozilla::dom::Geolocation* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::Geolocation>(obj);
493 0 : if (self) {
494 0 : ClearWrapper(self, self, obj);
495 0 : AddForDeferredFinalization<mozilla::dom::Geolocation>(self);
496 : }
497 0 : }
498 :
499 : static void
500 0 : _objectMoved(JSObject* obj, const JSObject* old)
501 : {
502 0 : mozilla::dom::Geolocation* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::Geolocation>(obj);
503 0 : if (self) {
504 0 : UpdateWrapper(self, self, obj, old);
505 : }
506 0 : }
507 :
508 : // We deliberately use brace-elision to make Visual Studio produce better initalization code.
509 : #if defined(__clang__)
510 : #pragma clang diagnostic push
511 : #pragma clang diagnostic ignored "-Wmissing-braces"
512 : #endif
513 : static const JSFunctionSpec sMethods_specs[] = {
514 : JS_FNSPEC("getCurrentPosition", GenericBindingMethod, reinterpret_cast<const JSJitInfo*>(&getCurrentPosition_methodinfo), 1, JSPROP_ENUMERATE, nullptr),
515 : JS_FNSPEC("watchPosition", GenericBindingMethod, reinterpret_cast<const JSJitInfo*>(&watchPosition_methodinfo), 1, JSPROP_ENUMERATE, nullptr),
516 : JS_FNSPEC("clearWatch", GenericBindingMethod, reinterpret_cast<const JSJitInfo*>(&clearWatch_methodinfo), 1, JSPROP_ENUMERATE, nullptr),
517 : JS_FS_END
518 : };
519 : #if defined(__clang__)
520 : #pragma clang diagnostic pop
521 : #endif
522 :
523 :
524 : // Can't be const because the pref-enabled boolean needs to be writable
525 : static Prefable<const JSFunctionSpec> sMethods[] = {
526 : { nullptr, &sMethods_specs[0] },
527 : { nullptr, nullptr }
528 : };
529 :
530 : static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
531 : "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
532 : static_assert(3 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
533 : "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");
534 :
535 :
536 : static uint16_t sNativeProperties_sortedPropertyIndices[3];
537 : static PropertyInfo sNativeProperties_propertyInfos[3];
538 :
539 : static const NativePropertiesN<1> sNativeProperties = {
540 : false, 0,
541 : false, 0,
542 : true, 0 /* sMethods */,
543 : false, 0,
544 : false, 0,
545 : false, 0,
546 : false, 0,
547 : -1,
548 : 3,
549 : sNativeProperties_sortedPropertyIndices,
550 : {
551 : { sMethods, &sNativeProperties_propertyInfos[0] }
552 : }
553 : };
554 : static_assert(3 < 1ull << CHAR_BIT * sizeof(sNativeProperties.propertyInfoCount),
555 : "We have a property info count that is oversized");
556 :
557 : static const DOMIfaceAndProtoJSClass sPrototypeClass = {
558 : {
559 : "GeolocationPrototype",
560 : JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_PROTO_SLOTS_BASE),
561 : JS_NULL_CLASS_OPS,
562 : JS_NULL_CLASS_SPEC,
563 : JS_NULL_CLASS_EXT,
564 : JS_NULL_OBJECT_OPS
565 : },
566 : eInterfacePrototype,
567 : false,
568 : prototypes::id::Geolocation,
569 : PrototypeTraits<prototypes::id::Geolocation>::Depth,
570 : sNativePropertyHooks,
571 : "[object GeolocationPrototype]",
572 : JS::GetRealmObjectPrototype
573 : };
574 :
575 : static const js::ClassOps sClassOps = {
576 : _addProperty, /* addProperty */
577 : nullptr, /* delProperty */
578 : nullptr, /* getProperty */
579 : nullptr, /* setProperty */
580 : nullptr, /* enumerate */
581 : nullptr, /* newEnumerate */
582 : nullptr, /* resolve */
583 : nullptr, /* mayResolve */
584 : _finalize, /* finalize */
585 : nullptr, /* call */
586 : nullptr, /* hasInstance */
587 : nullptr, /* construct */
588 : nullptr, /* trace */
589 : };
590 :
591 : static const js::ClassExtension sClassExtension = {
592 : nullptr, /* weakmapKeyDelegateOp */
593 : _objectMoved /* objectMovedOp */
594 : };
595 :
596 : static const DOMJSClass sClass = {
597 : { "Geolocation",
598 : JSCLASS_IS_DOMJSCLASS | JSCLASS_FOREGROUND_FINALIZE | JSCLASS_HAS_RESERVED_SLOTS(1),
599 : &sClassOps,
600 : JS_NULL_CLASS_SPEC,
601 : &sClassExtension,
602 : JS_NULL_OBJECT_OPS
603 : },
604 : { prototypes::id::Geolocation, 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 },
605 : IsBaseOf<nsISupports, mozilla::dom::Geolocation >::value,
606 : sNativePropertyHooks,
607 : FindAssociatedGlobalForNative<mozilla::dom::Geolocation>::Get,
608 : GetProtoObjectHandle,
609 : GetCCParticipant<mozilla::dom::Geolocation>::Get()
610 : };
611 : static_assert(1 == DOM_INSTANCE_RESERVED_SLOTS,
612 : "Must have the right minimal number of reserved slots.");
613 : static_assert(1 >= 1,
614 : "Must have enough reserved slots.");
615 :
616 : const JSClass*
617 0 : GetJSClass()
618 : {
619 0 : return sClass.ToJSClass();
620 : }
621 :
622 : bool
623 0 : Wrap(JSContext* aCx, mozilla::dom::Geolocation* aObject, nsWrapperCache* aCache, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector)
624 : {
625 : MOZ_ASSERT(static_cast<mozilla::dom::Geolocation*>(aObject) ==
626 : reinterpret_cast<mozilla::dom::Geolocation*>(aObject),
627 : "Multiple inheritance for mozilla::dom::Geolocation is broken.");
628 0 : MOZ_ASSERT(ToSupportsIsCorrect(aObject));
629 0 : MOZ_ASSERT_IF(aGivenProto, js::IsObjectInContextCompartment(aGivenProto, aCx));
630 0 : MOZ_ASSERT(!aCache->GetWrapper(),
631 : "You should probably not be using Wrap() directly; use "
632 : "GetOrCreateDOMReflector instead");
633 :
634 0 : MOZ_ASSERT(ToSupportsIsOnPrimaryInheritanceChain(aObject, aCache),
635 : "nsISupports must be on our primary inheritance chain");
636 :
637 0 : JS::Rooted<JSObject*> global(aCx, FindAssociatedGlobal(aCx, aObject->GetParentObject()));
638 0 : if (!global) {
639 0 : return false;
640 : }
641 0 : MOZ_ASSERT(JS_IsGlobalObject(global));
642 0 : MOZ_ASSERT(JS::ObjectIsNotGray(global));
643 :
644 : // That might have ended up wrapping us already, due to the wonders
645 : // of XBL. Check for that, and bail out as needed.
646 0 : aReflector.set(aCache->GetWrapper());
647 0 : if (aReflector) {
648 : #ifdef DEBUG
649 0 : binding_detail::AssertReflectorHasGivenProto(aCx, aReflector, aGivenProto);
650 : #endif // DEBUG
651 0 : return true;
652 : }
653 :
654 0 : JSAutoCompartment ac(aCx, global);
655 0 : JS::Handle<JSObject*> canonicalProto = GetProtoObjectHandle(aCx);
656 0 : if (!canonicalProto) {
657 0 : return false;
658 : }
659 0 : JS::Rooted<JSObject*> proto(aCx);
660 0 : if (aGivenProto) {
661 0 : proto = aGivenProto;
662 : // Unfortunately, while aGivenProto was in the compartment of aCx
663 : // coming in, we changed compartments to that of "parent" so may need
664 : // to wrap the proto here.
665 0 : if (js::GetContextCompartment(aCx) != js::GetObjectCompartment(proto)) {
666 0 : if (!JS_WrapObject(aCx, &proto)) {
667 0 : return false;
668 : }
669 : }
670 : } else {
671 0 : proto = canonicalProto;
672 : }
673 :
674 0 : BindingJSObjectCreator<mozilla::dom::Geolocation> creator(aCx);
675 0 : creator.CreateObject(aCx, sClass.ToJSClass(), proto, aObject, aReflector);
676 0 : if (!aReflector) {
677 0 : return false;
678 : }
679 :
680 0 : aCache->SetWrapper(aReflector);
681 0 : creator.InitializationSucceeded();
682 :
683 0 : MOZ_ASSERT(aCache->GetWrapperPreserveColor() &&
684 : aCache->GetWrapperPreserveColor() == aReflector);
685 : // If proto != canonicalProto, we have to preserve our wrapper;
686 : // otherwise we won't be able to properly recreate it later, since
687 : // we won't know what proto to use. Note that we don't check
688 : // aGivenProto here, since it's entirely possible (and even
689 : // somewhat common) to have a non-null aGivenProto which is the
690 : // same as canonicalProto.
691 0 : if (proto != canonicalProto) {
692 0 : PreserveWrapper(aObject);
693 : }
694 :
695 0 : return true;
696 : }
697 :
698 : const NativePropertyHooks sNativePropertyHooks[] = { {
699 : nullptr,
700 : nullptr,
701 : nullptr,
702 : { sNativeProperties.Upcast(), nullptr },
703 : prototypes::id::Geolocation,
704 : constructors::id::_ID_Count,
705 : nullptr,
706 : &DefaultXrayExpandoObjectClass
707 : } };
708 :
709 : void
710 0 : CreateInterfaceObjects(JSContext* aCx, JS::Handle<JSObject*> aGlobal, ProtoAndIfaceCache& aProtoAndIfaceCache, bool aDefineOnGlobal)
711 : {
712 0 : JS::Rooted<JSObject*> parentProto(aCx, JS::GetRealmObjectPrototype(aCx));
713 0 : if (!parentProto) {
714 0 : return;
715 : }
716 :
717 : static bool sIdsInited = false;
718 0 : if (!sIdsInited && NS_IsMainThread()) {
719 0 : if (!InitIds(aCx, sNativeProperties.Upcast())) {
720 0 : return;
721 : }
722 0 : sIdsInited = true;
723 : }
724 :
725 0 : JS::Heap<JSObject*>* protoCache = &aProtoAndIfaceCache.EntrySlotOrCreate(prototypes::id::Geolocation);
726 0 : JS::Heap<JSObject*>* interfaceCache = nullptr;
727 0 : dom::CreateInterfaceObjects(aCx, aGlobal, parentProto,
728 : &sPrototypeClass.mBase, protoCache,
729 : nullptr, nullptr, 0, nullptr,
730 : interfaceCache,
731 : sNativeProperties.Upcast(),
732 : nullptr,
733 : nullptr, aDefineOnGlobal,
734 : nullptr,
735 0 : false);
736 : }
737 :
738 : JS::Handle<JSObject*>
739 0 : GetProtoObjectHandle(JSContext* aCx)
740 : {
741 : /* Get the interface prototype object for this class. This will create the
742 : object as needed. */
743 0 : bool aDefineOnGlobal = true;
744 :
745 : /* Make sure our global is sane. Hopefully we can remove this sometime */
746 0 : JSObject* global = JS::CurrentGlobalOrNull(aCx);
747 0 : if (!(js::GetObjectClass(global)->flags & JSCLASS_DOM_GLOBAL)) {
748 0 : return nullptr;
749 : }
750 :
751 : /* Check to see whether the interface objects are already installed */
752 0 : ProtoAndIfaceCache& protoAndIfaceCache = *GetProtoAndIfaceCache(global);
753 0 : if (!protoAndIfaceCache.HasEntryInSlot(prototypes::id::Geolocation)) {
754 0 : JS::Rooted<JSObject*> rootedGlobal(aCx, global);
755 0 : CreateInterfaceObjects(aCx, rootedGlobal, protoAndIfaceCache, aDefineOnGlobal);
756 : }
757 :
758 : /*
759 : * The object might _still_ be null, but that's OK.
760 : *
761 : * Calling fromMarkedLocation() is safe because protoAndIfaceCache is
762 : * traced by TraceProtoAndIfaceCache() and its contents are never
763 : * changed after they have been set.
764 : *
765 : * Calling address() avoids the read read barrier that does gray
766 : * unmarking, but it's not possible for the object to be gray here.
767 : */
768 :
769 0 : const JS::Heap<JSObject*>& entrySlot = protoAndIfaceCache.EntrySlotMustExist(prototypes::id::Geolocation);
770 0 : MOZ_ASSERT(JS::ObjectIsNotGray(entrySlot));
771 0 : return JS::Handle<JSObject*>::fromMarkedLocation(entrySlot.address());
772 : }
773 :
774 : } // namespace GeolocationBinding
775 :
776 :
777 :
778 : } // namespace dom
779 : } // namespace mozilla
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