/work/obj-fuzz/dom/bindings/TextEncoderBinding.cpp
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1 | | /* THIS FILE IS AUTOGENERATED FROM TextEncoder.webidl BY Codegen.py - DO NOT EDIT */ |
2 | | |
3 | | #include "TextEncoderBinding.h" |
4 | | #include "WrapperFactory.h" |
5 | | #include "jsfriendapi.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/TextEncoder.h" |
11 | | #include "mozilla/dom/TypedArray.h" |
12 | | #include "mozilla/dom/XrayExpandoClass.h" |
13 | | |
14 | | namespace mozilla { |
15 | | namespace dom { |
16 | | |
17 | | namespace binding_detail {}; // Just to make sure it's known as a namespace |
18 | | using namespace mozilla::dom::binding_detail; |
19 | | |
20 | | |
21 | | namespace TextEncoder_Binding { |
22 | | |
23 | | MOZ_CAN_RUN_SCRIPT static bool |
24 | | get_encoding(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::TextEncoder* self, JSJitGetterCallArgs args) |
25 | 0 | { |
26 | 0 | AUTO_PROFILER_LABEL_FAST("get TextEncoder.encoding", DOM, cx); |
27 | 0 |
|
28 | 0 | DOMString result; |
29 | 0 | self->GetEncoding(result); |
30 | 0 | MOZ_ASSERT(!JS_IsExceptionPending(cx)); |
31 | 0 | if (!xpc::NonVoidStringToJsval(cx, result, args.rval())) { |
32 | 0 | return false; |
33 | 0 | } |
34 | 0 | return true; |
35 | 0 | } |
36 | | |
37 | | static const JSJitInfo encoding_getterinfo = { |
38 | | { (JSJitGetterOp)get_encoding }, |
39 | | { prototypes::id::TextEncoder }, |
40 | | { PrototypeTraits<prototypes::id::TextEncoder>::Depth }, |
41 | | JSJitInfo::Getter, |
42 | | JSJitInfo::AliasNone, /* aliasSet. Not relevant for setters. */ |
43 | | JSVAL_TYPE_STRING, /* returnType. Not relevant for setters. */ |
44 | | false, /* isInfallible. False in setters. */ |
45 | | true, /* isMovable. Not relevant for setters. */ |
46 | | true, /* isEliminatable. Not relevant for setters. */ |
47 | | false, /* isAlwaysInSlot. Only relevant for getters. */ |
48 | | false, /* isLazilyCachedInSlot. Only relevant for getters. */ |
49 | | false, /* isTypedMethod. Only relevant for methods. */ |
50 | | 0 /* Reserved slot index, if we're stored in a slot, else 0. */ |
51 | | }; |
52 | | static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit"); |
53 | | static_assert(0 < 1, "There is no slot for us"); |
54 | | |
55 | | MOZ_CAN_RUN_SCRIPT static bool |
56 | | encode(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::TextEncoder* self, const JSJitMethodCallArgs& args) |
57 | 0 | { |
58 | 0 | AUTO_PROFILER_LABEL_FAST("TextEncoder.encode", DOM, cx); |
59 | 0 |
|
60 | 0 | JS::Rooted<JSObject*> unwrappedObj(cx, js::CheckedUnwrap(obj)); |
61 | 0 | // Caller should have ensured that "obj" can be unwrapped already. |
62 | 0 | MOZ_DIAGNOSTIC_ASSERT(unwrappedObj); |
63 | 0 | binding_detail::FakeString arg0; |
64 | 0 | if (args.hasDefined(0)) { |
65 | 0 | if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) { |
66 | 0 | return false; |
67 | 0 | } |
68 | 0 | } else { |
69 | 0 | static const char16_t data[] = { 0 }; |
70 | 0 | arg0.Rebind(data, ArrayLength(data) - 1); |
71 | 0 | } |
72 | 0 | FastErrorResult rv; |
73 | 0 | JS::Rooted<JSObject*> result(cx); |
74 | 0 | self->Encode(cx, unwrappedObj, NonNullHelper(Constify(arg0)), &result, rv); |
75 | 0 | if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) { |
76 | 0 | return false; |
77 | 0 | } |
78 | 0 | MOZ_ASSERT(!JS_IsExceptionPending(cx)); |
79 | 0 | JS::ExposeObjectToActiveJS(result); |
80 | 0 | args.rval().setObject(*result); |
81 | 0 | if (!MaybeWrapNonDOMObjectValue(cx, args.rval())) { |
82 | 0 | return false; |
83 | 0 | } |
84 | 0 | return true; |
85 | 0 | } |
86 | | |
87 | | static const JSJitInfo encode_methodinfo = { |
88 | | { (JSJitGetterOp)encode }, |
89 | | { prototypes::id::TextEncoder }, |
90 | | { PrototypeTraits<prototypes::id::TextEncoder>::Depth }, |
91 | | JSJitInfo::Method, |
92 | | JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */ |
93 | | JSVAL_TYPE_OBJECT, /* returnType. Not relevant for setters. */ |
94 | | false, /* isInfallible. False in setters. */ |
95 | | false, /* isMovable. Not relevant for setters. */ |
96 | | false, /* isEliminatable. Not relevant for setters. */ |
97 | | false, /* isAlwaysInSlot. Only relevant for getters. */ |
98 | | false, /* isLazilyCachedInSlot. Only relevant for getters. */ |
99 | | false, /* isTypedMethod. Only relevant for methods. */ |
100 | | 0 /* Reserved slot index, if we're stored in a slot, else 0. */ |
101 | | }; |
102 | | static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit"); |
103 | | static_assert(0 < 1, "There is no slot for us"); |
104 | | |
105 | | static void |
106 | | _finalize(js::FreeOp* fop, JSObject* obj) |
107 | 0 | { |
108 | 0 | mozilla::dom::TextEncoder* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::TextEncoder>(obj); |
109 | 0 | if (self) { |
110 | 0 | AddForDeferredFinalization<mozilla::dom::TextEncoder>(self); |
111 | 0 | } |
112 | 0 | } |
113 | | |
114 | | // We deliberately use brace-elision to make Visual Studio produce better initalization code. |
115 | | #if defined(__clang__) |
116 | | #pragma clang diagnostic push |
117 | | #pragma clang diagnostic ignored "-Wmissing-braces" |
118 | | #endif |
119 | | static const JSFunctionSpec sMethods_specs[] = { |
120 | | JS_FNSPEC("encode", (GenericMethod<NormalThisPolicy, ThrowExceptions>), reinterpret_cast<const JSJitInfo*>(&encode_methodinfo), 0, JSPROP_ENUMERATE, nullptr), |
121 | | JS_FS_END |
122 | | }; |
123 | | #if defined(__clang__) |
124 | | #pragma clang diagnostic pop |
125 | | #endif |
126 | | |
127 | | |
128 | | static const Prefable<const JSFunctionSpec> sMethods[] = { |
129 | | { nullptr, &sMethods_specs[0] }, |
130 | | { nullptr, nullptr } |
131 | | }; |
132 | | |
133 | | static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX, |
134 | | "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)"); |
135 | | static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX, |
136 | | "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)"); |
137 | | |
138 | | // We deliberately use brace-elision to make Visual Studio produce better initalization code. |
139 | | #if defined(__clang__) |
140 | | #pragma clang diagnostic push |
141 | | #pragma clang diagnostic ignored "-Wmissing-braces" |
142 | | #endif |
143 | | static const JSPropertySpec sAttributes_specs[] = { |
144 | | { "encoding", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &encoding_getterinfo, nullptr, nullptr }, |
145 | | { nullptr, 0, nullptr, nullptr, nullptr, nullptr } |
146 | | }; |
147 | | #if defined(__clang__) |
148 | | #pragma clang diagnostic pop |
149 | | #endif |
150 | | |
151 | | |
152 | | static const Prefable<const JSPropertySpec> sAttributes[] = { |
153 | | { nullptr, &sAttributes_specs[0] }, |
154 | | { nullptr, nullptr } |
155 | | }; |
156 | | |
157 | | static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX, |
158 | | "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)"); |
159 | | static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX, |
160 | | "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)"); |
161 | | |
162 | | |
163 | | static uint16_t sNativeProperties_sortedPropertyIndices[2]; |
164 | | static PropertyInfo sNativeProperties_propertyInfos[2]; |
165 | | |
166 | | static const NativePropertiesN<2> sNativeProperties = { |
167 | | false, 0, |
168 | | false, 0, |
169 | | true, 0 /* sMethods */, |
170 | | true, 1 /* sAttributes */, |
171 | | false, 0, |
172 | | false, 0, |
173 | | false, 0, |
174 | | -1, |
175 | | 2, |
176 | | sNativeProperties_sortedPropertyIndices, |
177 | | { |
178 | | { sMethods, &sNativeProperties_propertyInfos[0] }, |
179 | | { sAttributes, &sNativeProperties_propertyInfos[1] } |
180 | | } |
181 | | }; |
182 | | static_assert(2 < 1ull << CHAR_BIT * sizeof(sNativeProperties.propertyInfoCount), |
183 | | "We have a property info count that is oversized"); |
184 | | |
185 | | static bool |
186 | | _constructor(JSContext* cx, unsigned argc, JS::Value* vp) |
187 | 0 | { |
188 | 0 | AUTO_PROFILER_LABEL_FAST("TextEncoder constructor", DOM, cx); |
189 | 0 |
|
190 | 0 | JS::CallArgs args = JS::CallArgsFromVp(argc, vp); |
191 | 0 | JS::Rooted<JSObject*> obj(cx, &args.callee()); |
192 | 0 | if (!args.isConstructing()) { |
193 | 0 | // XXXbz wish I could get the name from the callee instead of |
194 | 0 | // Adding more relocations |
195 | 0 | return ThrowConstructorWithoutNew(cx, "TextEncoder"); |
196 | 0 | } |
197 | 0 | |
198 | 0 | JS::Rooted<JSObject*> desiredProto(cx); |
199 | 0 | if (!GetDesiredProto(cx, args, &desiredProto)) { |
200 | 0 | return false; |
201 | 0 | } |
202 | 0 | |
203 | 0 | GlobalObject global(cx, obj); |
204 | 0 | if (global.Failed()) { |
205 | 0 | return false; |
206 | 0 | } |
207 | 0 | |
208 | 0 | bool objIsXray = xpc::WrapperFactory::IsXrayWrapper(obj); |
209 | 0 | Maybe<JSAutoRealm> ar; |
210 | 0 | if (objIsXray) { |
211 | 0 | obj = js::CheckedUnwrap(obj); |
212 | 0 | if (!obj) { |
213 | 0 | return false; |
214 | 0 | } |
215 | 0 | ar.emplace(cx, obj); |
216 | 0 | if (!JS_WrapObject(cx, &desiredProto)) { |
217 | 0 | return false; |
218 | 0 | } |
219 | 0 | } |
220 | 0 | FastErrorResult rv; |
221 | 0 | auto result(StrongOrRawPtr<mozilla::dom::TextEncoder>(mozilla::dom::TextEncoder::Constructor(global, rv))); |
222 | 0 | if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) { |
223 | 0 | return false; |
224 | 0 | } |
225 | 0 | MOZ_ASSERT(!JS_IsExceptionPending(cx)); |
226 | 0 | static_assert(!IsPointer<decltype(result)>::value, |
227 | 0 | "NewObject implies that we need to keep the object alive with a strong reference."); |
228 | 0 | if (!WrapNewBindingNonWrapperCachedObject(cx, obj, result, args.rval(), desiredProto)) { |
229 | 0 | MOZ_ASSERT(JS_IsExceptionPending(cx)); |
230 | 0 | return false; |
231 | 0 | } |
232 | 0 | return true; |
233 | 0 | } |
234 | | |
235 | | static const js::ClassOps sInterfaceObjectClassOps = { |
236 | | nullptr, /* addProperty */ |
237 | | nullptr, /* delProperty */ |
238 | | nullptr, /* enumerate */ |
239 | | nullptr, /* newEnumerate */ |
240 | | nullptr, /* resolve */ |
241 | | nullptr, /* mayResolve */ |
242 | | nullptr, /* finalize */ |
243 | | _constructor, /* call */ |
244 | | nullptr, /* hasInstance */ |
245 | | _constructor, /* construct */ |
246 | | nullptr, /* trace */ |
247 | | }; |
248 | | |
249 | | static const DOMIfaceAndProtoJSClass sInterfaceObjectClass = { |
250 | | { |
251 | | "Function", |
252 | | JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_SLOTS_BASE), |
253 | | &sInterfaceObjectClassOps, |
254 | | JS_NULL_CLASS_SPEC, |
255 | | JS_NULL_CLASS_EXT, |
256 | | &sInterfaceObjectClassObjectOps |
257 | | }, |
258 | | eInterface, |
259 | | true, |
260 | | prototypes::id::TextEncoder, |
261 | | PrototypeTraits<prototypes::id::TextEncoder>::Depth, |
262 | | sNativePropertyHooks, |
263 | | "function TextEncoder() {\n [native code]\n}", |
264 | | JS::GetRealmFunctionPrototype |
265 | | }; |
266 | | |
267 | | static const DOMIfaceAndProtoJSClass sPrototypeClass = { |
268 | | { |
269 | | "TextEncoderPrototype", |
270 | | JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_PROTO_SLOTS_BASE), |
271 | | JS_NULL_CLASS_OPS, |
272 | | JS_NULL_CLASS_SPEC, |
273 | | JS_NULL_CLASS_EXT, |
274 | | JS_NULL_OBJECT_OPS |
275 | | }, |
276 | | eInterfacePrototype, |
277 | | false, |
278 | | prototypes::id::TextEncoder, |
279 | | PrototypeTraits<prototypes::id::TextEncoder>::Depth, |
280 | | sNativePropertyHooks, |
281 | | "[object TextEncoderPrototype]", |
282 | | JS::GetRealmObjectPrototype |
283 | | }; |
284 | | |
285 | | static const js::ClassOps sClassOps = { |
286 | | nullptr, /* addProperty */ |
287 | | nullptr, /* delProperty */ |
288 | | nullptr, /* enumerate */ |
289 | | nullptr, /* newEnumerate */ |
290 | | nullptr, /* resolve */ |
291 | | nullptr, /* mayResolve */ |
292 | | _finalize, /* finalize */ |
293 | | nullptr, /* call */ |
294 | | nullptr, /* hasInstance */ |
295 | | nullptr, /* construct */ |
296 | | nullptr, /* trace */ |
297 | | }; |
298 | | |
299 | | static const js::ClassExtension sClassExtension = { |
300 | | nullptr, /* weakmapKeyDelegateOp */ |
301 | | nullptr /* objectMovedOp */ |
302 | | }; |
303 | | |
304 | | static const DOMJSClass sClass = { |
305 | | { "TextEncoder", |
306 | | JSCLASS_IS_DOMJSCLASS | JSCLASS_FOREGROUND_FINALIZE | JSCLASS_HAS_RESERVED_SLOTS(1), |
307 | | &sClassOps, |
308 | | JS_NULL_CLASS_SPEC, |
309 | | &sClassExtension, |
310 | | JS_NULL_OBJECT_OPS |
311 | | }, |
312 | | { prototypes::id::TextEncoder, 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 }, |
313 | | IsBaseOf<nsISupports, mozilla::dom::TextEncoder >::value, |
314 | | sNativePropertyHooks, |
315 | | FindAssociatedGlobalForNative<mozilla::dom::TextEncoder>::Get, |
316 | | GetProtoObjectHandle, |
317 | | GetCCParticipant<mozilla::dom::TextEncoder>::Get() |
318 | | }; |
319 | | static_assert(1 == DOM_INSTANCE_RESERVED_SLOTS, |
320 | | "Must have the right minimal number of reserved slots."); |
321 | | static_assert(1 >= 1, |
322 | | "Must have enough reserved slots."); |
323 | | |
324 | | const JSClass* |
325 | | GetJSClass() |
326 | 0 | { |
327 | 0 | return sClass.ToJSClass(); |
328 | 0 | } |
329 | | |
330 | | bool |
331 | | Wrap(JSContext* aCx, mozilla::dom::TextEncoder* aObject, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector) |
332 | 0 | { |
333 | 0 | MOZ_ASSERT(static_cast<mozilla::dom::TextEncoder*>(aObject) == |
334 | 0 | reinterpret_cast<mozilla::dom::TextEncoder*>(aObject), |
335 | 0 | "Multiple inheritance for mozilla::dom::TextEncoder is broken."); |
336 | 0 | MOZ_ASSERT(ToSupportsIsCorrect(aObject)); |
337 | 0 | MOZ_ASSERT_IF(aGivenProto, js::IsObjectInContextCompartment(aGivenProto, aCx)); |
338 | 0 |
|
339 | 0 | JS::Rooted<JSObject*> global(aCx, JS::CurrentGlobalOrNull(aCx)); |
340 | 0 | JS::Handle<JSObject*> canonicalProto = GetProtoObjectHandle(aCx); |
341 | 0 | if (!canonicalProto) { |
342 | 0 | return false; |
343 | 0 | } |
344 | 0 | JS::Rooted<JSObject*> proto(aCx); |
345 | 0 | if (aGivenProto) { |
346 | 0 | proto = aGivenProto; |
347 | 0 | // Unfortunately, while aGivenProto was in the compartment of aCx |
348 | 0 | // coming in, we changed compartments to that of "parent" so may need |
349 | 0 | // to wrap the proto here. |
350 | 0 | if (js::GetContextCompartment(aCx) != js::GetObjectCompartment(proto)) { |
351 | 0 | if (!JS_WrapObject(aCx, &proto)) { |
352 | 0 | return false; |
353 | 0 | } |
354 | 0 | } |
355 | 0 | } else { |
356 | 0 | proto = canonicalProto; |
357 | 0 | } |
358 | 0 |
|
359 | 0 | BindingJSObjectCreator<mozilla::dom::TextEncoder> creator(aCx); |
360 | 0 | creator.CreateObject(aCx, sClass.ToJSClass(), proto, aObject, aReflector); |
361 | 0 | if (!aReflector) { |
362 | 0 | return false; |
363 | 0 | } |
364 | 0 | |
365 | 0 | |
366 | 0 | |
367 | 0 | creator.InitializationSucceeded(); |
368 | 0 | return true; |
369 | 0 | } |
370 | | |
371 | | const NativePropertyHooks sNativePropertyHooks[] = { { |
372 | | nullptr, |
373 | | nullptr, |
374 | | nullptr, |
375 | | { sNativeProperties.Upcast(), nullptr }, |
376 | | prototypes::id::TextEncoder, |
377 | | constructors::id::TextEncoder, |
378 | | nullptr, |
379 | | &DefaultXrayExpandoObjectClass |
380 | | } }; |
381 | | |
382 | | void |
383 | | CreateInterfaceObjects(JSContext* aCx, JS::Handle<JSObject*> aGlobal, ProtoAndIfaceCache& aProtoAndIfaceCache, bool aDefineOnGlobal) |
384 | 0 | { |
385 | 0 | JS::Rooted<JSObject*> parentProto(aCx, JS::GetRealmObjectPrototype(aCx)); |
386 | 0 | if (!parentProto) { |
387 | 0 | return; |
388 | 0 | } |
389 | 0 | |
390 | 0 | JS::Rooted<JSObject*> constructorProto(aCx, JS::GetRealmFunctionPrototype(aCx)); |
391 | 0 | if (!constructorProto) { |
392 | 0 | return; |
393 | 0 | } |
394 | 0 | |
395 | 0 | static bool sIdsInited = false; |
396 | 0 | if (!sIdsInited && NS_IsMainThread()) { |
397 | 0 | if (!InitIds(aCx, sNativeProperties.Upcast())) { |
398 | 0 | return; |
399 | 0 | } |
400 | 0 | sIdsInited = true; |
401 | 0 | } |
402 | 0 |
|
403 | 0 | JS::Heap<JSObject*>* protoCache = &aProtoAndIfaceCache.EntrySlotOrCreate(prototypes::id::TextEncoder); |
404 | 0 | JS::Heap<JSObject*>* interfaceCache = &aProtoAndIfaceCache.EntrySlotOrCreate(constructors::id::TextEncoder); |
405 | 0 | dom::CreateInterfaceObjects(aCx, aGlobal, parentProto, |
406 | 0 | &sPrototypeClass.mBase, protoCache, |
407 | 0 | nullptr, |
408 | 0 | constructorProto, &sInterfaceObjectClass.mBase, 0, nullptr, |
409 | 0 | interfaceCache, |
410 | 0 | sNativeProperties.Upcast(), |
411 | 0 | nullptr, |
412 | 0 | "TextEncoder", aDefineOnGlobal, |
413 | 0 | nullptr, |
414 | 0 | false); |
415 | 0 | } |
416 | | |
417 | | JSObject* |
418 | | GetConstructorObject(JSContext* aCx) |
419 | 0 | { |
420 | 0 | return GetConstructorObjectHandle(aCx); |
421 | 0 | } |
422 | | |
423 | | } // namespace TextEncoder_Binding |
424 | | |
425 | | |
426 | | |
427 | | } // namespace dom |
428 | | } // namespace mozilla |