Coverage Report

Created: 2018-09-25 14:53

/work/obj-fuzz/dom/bindings/CSSImportRuleBinding.cpp
Line
Count
Source (jump to first uncovered line)
1
/* THIS FILE IS AUTOGENERATED FROM CSSImportRule.webidl BY Codegen.py - DO NOT EDIT */
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3
#include "CSSImportRuleBinding.h"
4
#include "CSSRuleBinding.h"
5
#include "WrapperFactory.h"
6
#include "mozilla/OwningNonNull.h"
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#include "mozilla/StyleSheet.h"
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#include "mozilla/dom/BindingUtils.h"
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#include "mozilla/dom/CSSImportRule.h"
10
#include "mozilla/dom/DOMJSClass.h"
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#include "mozilla/dom/MediaList.h"
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#include "mozilla/dom/NonRefcountedDOMObject.h"
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#include "mozilla/dom/Nullable.h"
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#include "mozilla/dom/XrayExpandoClass.h"
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namespace mozilla {
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namespace dom {
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namespace binding_detail {}; // Just to make sure it's known as a namespace
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using namespace mozilla::dom::binding_detail;
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22
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namespace CSSImportRule_Binding {
24
25
static_assert(IsRefcounted<NativeType>::value == IsRefcounted<CSSRule_Binding::NativeType>::value,
26
              "Can't inherit from an interface with a different ownership model.");
27
28
MOZ_CAN_RUN_SCRIPT static bool
29
get_href(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::CSSImportRule* self, JSJitGetterCallArgs args)
30
0
{
31
0
  AUTO_PROFILER_LABEL_FAST("get CSSImportRule.href", DOM, cx);
32
0
33
0
  DOMString result;
34
0
  self->GetHref(result);
35
0
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
36
0
  if (!xpc::NonVoidStringToJsval(cx, result, args.rval())) {
37
0
    return false;
38
0
  }
39
0
  return true;
40
0
}
41
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static const JSJitInfo href_getterinfo = {
43
  { (JSJitGetterOp)get_href },
44
  { prototypes::id::CSSImportRule },
45
  { PrototypeTraits<prototypes::id::CSSImportRule>::Depth },
46
  JSJitInfo::Getter,
47
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
48
  JSVAL_TYPE_STRING,  /* returnType.  Not relevant for setters. */
49
  false,  /* isInfallible. False in setters. */
50
  false,  /* isMovable.  Not relevant for setters. */
51
  false, /* isEliminatable.  Not relevant for setters. */
52
  false, /* isAlwaysInSlot.  Only relevant for getters. */
53
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
54
  false,  /* isTypedMethod.  Only relevant for methods. */
55
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
56
};
57
static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
58
static_assert(0 < 1, "There is no slot for us");
59
60
MOZ_CAN_RUN_SCRIPT static bool
61
get_media(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::CSSImportRule* self, JSJitGetterCallArgs args)
62
0
{
63
0
  AUTO_PROFILER_LABEL_FAST("get CSSImportRule.media", DOM, cx);
64
0
65
0
  auto result(StrongOrRawPtr<mozilla::dom::MediaList>(self->GetMedia()));
66
0
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
67
0
  if (!result) {
68
0
    args.rval().setNull();
69
0
    return true;
70
0
  }
71
0
  if (!GetOrCreateDOMReflector(cx, result, args.rval())) {
72
0
    MOZ_ASSERT(JS_IsExceptionPending(cx));
73
0
    return false;
74
0
  }
75
0
  return true;
76
0
}
77
78
MOZ_CAN_RUN_SCRIPT static bool
79
set_media(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::CSSImportRule* self, JSJitSetterCallArgs args)
80
0
{
81
0
  AUTO_PROFILER_LABEL_FAST("set CSSImportRule.media", DOM, cx);
82
0
83
0
  JS::Rooted<JS::Value> v(cx);
84
0
  if (!JS_GetProperty(cx, obj, "media", &v)) {
85
0
    return false;
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0
  }
87
0
88
0
  if (!v.isObject()) {
89
0
    return ThrowErrorMessage(cx, MSG_NOT_OBJECT, "CSSImportRule.media");
90
0
  }
91
0
92
0
  JS::Rooted<JSObject*> targetObj(cx, &v.toObject());
93
0
  return JS_SetProperty(cx, targetObj, "mediaText", args[0]);
94
0
}
95
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static const JSJitInfo media_getterinfo = {
97
  { (JSJitGetterOp)get_media },
98
  { prototypes::id::CSSImportRule },
99
  { PrototypeTraits<prototypes::id::CSSImportRule>::Depth },
100
  JSJitInfo::Getter,
101
  JSJitInfo::AliasNone, /* aliasSet.  Not relevant for setters. */
102
  JSVAL_TYPE_UNKNOWN,  /* returnType.  Not relevant for setters. */
103
  false,  /* isInfallible. False in setters. */
104
  true,  /* isMovable.  Not relevant for setters. */
105
  true, /* isEliminatable.  Not relevant for setters. */
106
  false, /* isAlwaysInSlot.  Only relevant for getters. */
107
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
108
  false,  /* isTypedMethod.  Only relevant for methods. */
109
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
110
};
111
static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
112
static_assert(0 < 1, "There is no slot for us");
113
static const JSJitInfo media_setterinfo = {
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  { (JSJitGetterOp)set_media },
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  { prototypes::id::CSSImportRule },
116
  { PrototypeTraits<prototypes::id::CSSImportRule>::Depth },
117
  JSJitInfo::Setter,
118
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
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  JSVAL_TYPE_UNDEFINED,  /* returnType.  Not relevant for setters. */
120
  false,  /* isInfallible. False in setters. */
121
  false,  /* isMovable.  Not relevant for setters. */
122
  false, /* isEliminatable.  Not relevant for setters. */
123
  false, /* isAlwaysInSlot.  Only relevant for getters. */
124
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
125
  false,  /* isTypedMethod.  Only relevant for methods. */
126
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
127
};
128
static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
129
static_assert(0 < 1, "There is no slot for us");
130
131
MOZ_CAN_RUN_SCRIPT static bool
132
get_styleSheet(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::CSSImportRule* self, JSJitGetterCallArgs args)
133
0
{
134
0
  AUTO_PROFILER_LABEL_FAST("get CSSImportRule.styleSheet", DOM, cx);
135
0
136
0
  auto result(StrongOrRawPtr<mozilla::StyleSheet>(self->GetStyleSheet()));
137
0
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
138
0
  if (!result) {
139
0
    args.rval().setNull();
140
0
    return true;
141
0
  }
142
0
  if (!GetOrCreateDOMReflector(cx, result, args.rval())) {
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0
    MOZ_ASSERT(JS_IsExceptionPending(cx));
144
0
    return false;
145
0
  }
146
0
  return true;
147
0
}
148
149
static const JSJitInfo styleSheet_getterinfo = {
150
  { (JSJitGetterOp)get_styleSheet },
151
  { prototypes::id::CSSImportRule },
152
  { PrototypeTraits<prototypes::id::CSSImportRule>::Depth },
153
  JSJitInfo::Getter,
154
  JSJitInfo::AliasNone, /* aliasSet.  Not relevant for setters. */
155
  JSVAL_TYPE_UNKNOWN,  /* returnType.  Not relevant for setters. */
156
  false,  /* isInfallible. False in setters. */
157
  true,  /* isMovable.  Not relevant for setters. */
158
  true, /* isEliminatable.  Not relevant for setters. */
159
  false, /* isAlwaysInSlot.  Only relevant for getters. */
160
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
161
  false,  /* isTypedMethod.  Only relevant for methods. */
162
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
163
};
164
static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
165
static_assert(0 < 1, "There is no slot for us");
166
167
static bool
168
_addProperty(JSContext* cx, JS::Handle<JSObject*> obj, JS::Handle<jsid> id, JS::Handle<JS::Value> val)
169
0
{
170
0
  mozilla::dom::CSSImportRule* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::CSSImportRule>(obj);
171
0
  // We don't want to preserve if we don't have a wrapper, and we
172
0
  // obviously can't preserve if we're not initialized.
173
0
  if (self && self->GetWrapperPreserveColor()) {
174
0
    PreserveWrapper(self);
175
0
  }
176
0
  return true;
177
0
}
178
179
static void
180
_finalize(js::FreeOp* fop, JSObject* obj)
181
0
{
182
0
  mozilla::dom::CSSImportRule* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::CSSImportRule>(obj);
183
0
  if (self) {
184
0
    ClearWrapper(self, self, obj);
185
0
    AddForDeferredFinalization<mozilla::dom::CSSImportRule>(self);
186
0
  }
187
0
}
188
189
static size_t
190
_objectMoved(JSObject* obj, JSObject* old)
191
0
{
192
0
  mozilla::dom::CSSImportRule* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::CSSImportRule>(obj);
193
0
  if (self) {
194
0
    UpdateWrapper(self, self, obj, old);
195
0
  }
196
0
197
0
  return 0;
198
0
}
199
200
// We deliberately use brace-elision to make Visual Studio produce better initalization code.
201
#if defined(__clang__)
202
#pragma clang diagnostic push
203
#pragma clang diagnostic ignored "-Wmissing-braces"
204
#endif
205
static const JSPropertySpec sAttributes_specs[] = {
206
  { "href", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &href_getterinfo, nullptr, nullptr },
207
  { "media", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &media_getterinfo, GenericSetter<NormalThisPolicy>, &media_setterinfo },
208
  { "styleSheet", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &styleSheet_getterinfo, nullptr, nullptr },
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  { nullptr, 0, nullptr, nullptr, nullptr, nullptr }
210
};
211
#if defined(__clang__)
212
#pragma clang diagnostic pop
213
#endif
214
215
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static const Prefable<const JSPropertySpec> sAttributes[] = {
217
  { nullptr, &sAttributes_specs[0] },
218
  { nullptr, nullptr }
219
};
220
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static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
222
    "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
223
static_assert(3 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
224
    "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");
225
226
227
static uint16_t sNativeProperties_sortedPropertyIndices[3];
228
static PropertyInfo sNativeProperties_propertyInfos[3];
229
230
static const NativePropertiesN<1> sNativeProperties = {
231
  false, 0,
232
  false, 0,
233
  false, 0,
234
  true,  0 /* sAttributes */,
235
  false, 0,
236
  false, 0,
237
  false, 0,
238
  -1,
239
  3,
240
  sNativeProperties_sortedPropertyIndices,
241
  {
242
    { sAttributes, &sNativeProperties_propertyInfos[0] }
243
  }
244
};
245
static_assert(3 < 1ull << CHAR_BIT * sizeof(sNativeProperties.propertyInfoCount),
246
    "We have a property info count that is oversized");
247
248
static const DOMIfaceAndProtoJSClass sInterfaceObjectClass = {
249
  {
250
    "Function",
251
    JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_SLOTS_BASE),
252
    &sBoringInterfaceObjectClassClassOps,
253
    JS_NULL_CLASS_SPEC,
254
    JS_NULL_CLASS_EXT,
255
    &sInterfaceObjectClassObjectOps
256
  },
257
  eInterface,
258
  true,
259
  prototypes::id::CSSImportRule,
260
  PrototypeTraits<prototypes::id::CSSImportRule>::Depth,
261
  sNativePropertyHooks,
262
  "function CSSImportRule() {\n    [native code]\n}",
263
  CSSRule_Binding::GetConstructorObject
264
};
265
266
static const DOMIfaceAndProtoJSClass sPrototypeClass = {
267
  {
268
    "CSSImportRulePrototype",
269
    JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_PROTO_SLOTS_BASE),
270
    JS_NULL_CLASS_OPS,
271
    JS_NULL_CLASS_SPEC,
272
    JS_NULL_CLASS_EXT,
273
    JS_NULL_OBJECT_OPS
274
  },
275
  eInterfacePrototype,
276
  false,
277
  prototypes::id::CSSImportRule,
278
  PrototypeTraits<prototypes::id::CSSImportRule>::Depth,
279
  sNativePropertyHooks,
280
  "[object CSSImportRulePrototype]",
281
  CSSRule_Binding::GetProtoObject
282
};
283
284
static const js::ClassOps sClassOps = {
285
  _addProperty, /* addProperty */
286
  nullptr,               /* delProperty */
287
  nullptr,               /* enumerate */
288
  nullptr, /* newEnumerate */
289
  nullptr, /* resolve */
290
  nullptr, /* mayResolve */
291
  _finalize, /* finalize */
292
  nullptr, /* call */
293
  nullptr,               /* hasInstance */
294
  nullptr,               /* construct */
295
  nullptr, /* trace */
296
};
297
298
static const js::ClassExtension sClassExtension = {
299
  nullptr, /* weakmapKeyDelegateOp */
300
  _objectMoved /* objectMovedOp */
301
};
302
303
static const DOMJSClass sClass = {
304
  { "CSSImportRule",
305
    JSCLASS_IS_DOMJSCLASS | JSCLASS_FOREGROUND_FINALIZE | JSCLASS_HAS_RESERVED_SLOTS(1),
306
    &sClassOps,
307
    JS_NULL_CLASS_SPEC,
308
    &sClassExtension,
309
    JS_NULL_OBJECT_OPS
310
  },
311
  { prototypes::id::CSSRule, prototypes::id::CSSImportRule, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count },
312
  IsBaseOf<nsISupports, mozilla::dom::CSSImportRule >::value,
313
  sNativePropertyHooks,
314
  FindAssociatedGlobalForNative<mozilla::dom::CSSImportRule>::Get,
315
  GetProtoObjectHandle,
316
  GetCCParticipant<mozilla::dom::CSSImportRule>::Get()
317
};
318
static_assert(1 == DOM_INSTANCE_RESERVED_SLOTS,
319
              "Must have the right minimal number of reserved slots.");
320
static_assert(1 >= 1,
321
              "Must have enough reserved slots.");
322
323
const JSClass*
324
GetJSClass()
325
0
{
326
0
  return sClass.ToJSClass();
327
0
}
328
329
bool
330
Wrap(JSContext* aCx, mozilla::dom::CSSImportRule* aObject, nsWrapperCache* aCache, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector)
331
0
{
332
0
  static_assert(!IsBaseOf<NonRefcountedDOMObject, mozilla::dom::CSSImportRule>::value,
333
0
                "Shouldn't have wrappercached things that are not refcounted.");
334
0
  MOZ_ASSERT(static_cast<mozilla::dom::CSSImportRule*>(aObject) ==
335
0
             reinterpret_cast<mozilla::dom::CSSImportRule*>(aObject),
336
0
             "Multiple inheritance for mozilla::dom::CSSImportRule is broken.");
337
0
  MOZ_ASSERT(static_cast<mozilla::css::Rule*>(aObject) ==
338
0
             reinterpret_cast<mozilla::css::Rule*>(aObject),
339
0
             "Multiple inheritance for mozilla::css::Rule is broken.");
340
0
  MOZ_ASSERT(ToSupportsIsCorrect(aObject));
341
0
  MOZ_ASSERT_IF(aGivenProto, js::IsObjectInContextCompartment(aGivenProto, aCx));
342
0
  MOZ_ASSERT(!aCache->GetWrapper(),
343
0
             "You should probably not be using Wrap() directly; use "
344
0
             "GetOrCreateDOMReflector instead");
345
0
346
0
  MOZ_ASSERT(ToSupportsIsOnPrimaryInheritanceChain(aObject, aCache),
347
0
             "nsISupports must be on our primary inheritance chain");
348
0
349
0
  JS::Rooted<JSObject*> global(aCx, FindAssociatedGlobal(aCx, aObject->GetParentObject()));
350
0
  if (!global) {
351
0
    return false;
352
0
  }
353
0
  MOZ_ASSERT(JS_IsGlobalObject(global));
354
0
  MOZ_ASSERT(JS::ObjectIsNotGray(global));
355
0
356
0
  // That might have ended up wrapping us already, due to the wonders
357
0
  // of XBL.  Check for that, and bail out as needed.
358
0
  aReflector.set(aCache->GetWrapper());
359
0
  if (aReflector) {
360
#ifdef DEBUG
361
    AssertReflectorHasGivenProto(aCx, aReflector, aGivenProto);
362
#endif // DEBUG
363
    return true;
364
0
  }
365
0
366
0
  JSAutoRealm ar(aCx, global);
367
0
  JS::Handle<JSObject*> canonicalProto = GetProtoObjectHandle(aCx);
368
0
  if (!canonicalProto) {
369
0
    return false;
370
0
  }
371
0
  JS::Rooted<JSObject*> proto(aCx);
372
0
  if (aGivenProto) {
373
0
    proto = aGivenProto;
374
0
    // Unfortunately, while aGivenProto was in the compartment of aCx
375
0
    // coming in, we changed compartments to that of "parent" so may need
376
0
    // to wrap the proto here.
377
0
    if (js::GetContextCompartment(aCx) != js::GetObjectCompartment(proto)) {
378
0
      if (!JS_WrapObject(aCx, &proto)) {
379
0
        return false;
380
0
      }
381
0
    }
382
0
  } else {
383
0
    proto = canonicalProto;
384
0
  }
385
0
386
0
  BindingJSObjectCreator<mozilla::dom::CSSImportRule> creator(aCx);
387
0
  creator.CreateObject(aCx, sClass.ToJSClass(), proto, aObject, aReflector);
388
0
  if (!aReflector) {
389
0
    return false;
390
0
  }
391
0
392
0
  aCache->SetWrapper(aReflector);
393
0
  creator.InitializationSucceeded();
394
0
395
0
  MOZ_ASSERT(aCache->GetWrapperPreserveColor() &&
396
0
             aCache->GetWrapperPreserveColor() == aReflector);
397
0
  // If proto != canonicalProto, we have to preserve our wrapper;
398
0
  // otherwise we won't be able to properly recreate it later, since
399
0
  // we won't know what proto to use.  Note that we don't check
400
0
  // aGivenProto here, since it's entirely possible (and even
401
0
  // somewhat common) to have a non-null aGivenProto which is the
402
0
  // same as canonicalProto.
403
0
  if (proto != canonicalProto) {
404
0
    PreserveWrapper(aObject);
405
0
  }
406
0
407
0
  return true;
408
0
}
409
410
const NativePropertyHooks sNativePropertyHooks[] = { {
411
  nullptr,
412
  nullptr,
413
  nullptr,
414
  { sNativeProperties.Upcast(), nullptr },
415
  prototypes::id::CSSImportRule,
416
  constructors::id::CSSImportRule,
417
  CSSRule_Binding::sNativePropertyHooks,
418
  &DefaultXrayExpandoObjectClass
419
} };
420
421
void
422
CreateInterfaceObjects(JSContext* aCx, JS::Handle<JSObject*> aGlobal, ProtoAndIfaceCache& aProtoAndIfaceCache, bool aDefineOnGlobal)
423
0
{
424
0
  JS::Handle<JSObject*> parentProto(CSSRule_Binding::GetProtoObjectHandle(aCx));
425
0
  if (!parentProto) {
426
0
    return;
427
0
  }
428
0
429
0
  JS::Handle<JSObject*> constructorProto(CSSRule_Binding::GetConstructorObjectHandle(aCx));
430
0
  if (!constructorProto) {
431
0
    return;
432
0
  }
433
0
434
0
  static bool sIdsInited = false;
435
0
  if (!sIdsInited && NS_IsMainThread()) {
436
0
    if (!InitIds(aCx, sNativeProperties.Upcast())) {
437
0
      return;
438
0
    }
439
0
    sIdsInited = true;
440
0
  }
441
0
442
0
  JS::Heap<JSObject*>* protoCache = &aProtoAndIfaceCache.EntrySlotOrCreate(prototypes::id::CSSImportRule);
443
0
  JS::Heap<JSObject*>* interfaceCache = &aProtoAndIfaceCache.EntrySlotOrCreate(constructors::id::CSSImportRule);
444
0
  dom::CreateInterfaceObjects(aCx, aGlobal, parentProto,
445
0
                              &sPrototypeClass.mBase, protoCache,
446
0
                              nullptr,
447
0
                              constructorProto, &sInterfaceObjectClass.mBase, 0, nullptr,
448
0
                              interfaceCache,
449
0
                              sNativeProperties.Upcast(),
450
0
                              nullptr,
451
0
                              "CSSImportRule", aDefineOnGlobal,
452
0
                              nullptr,
453
0
                              false);
454
0
}
455
456
JSObject*
457
GetConstructorObject(JSContext* aCx)
458
0
{
459
0
  return GetConstructorObjectHandle(aCx);
460
0
}
461
462
} // namespace CSSImportRule_Binding
463
464
465
466
} // namespace dom
467
} // namespace mozilla