Coverage Report

Created: 2018-09-25 14:53

/work/obj-fuzz/dom/bindings/IDBFileRequestBinding.cpp
Line
Count
Source (jump to first uncovered line)
1
/* THIS FILE IS AUTOGENERATED FROM IDBFileRequest.webidl BY Codegen.py - DO NOT EDIT */
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3
#include "DOMRequestBinding.h"
4
#include "EventHandlerBinding.h"
5
#include "IDBFileRequestBinding.h"
6
#include "WrapperFactory.h"
7
#include "mozilla/OwningNonNull.h"
8
#include "mozilla/dom/BindingUtils.h"
9
#include "mozilla/dom/DOMJSClass.h"
10
#include "mozilla/dom/IDBFileHandle.h"
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#include "mozilla/dom/IDBFileRequest.h"
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#include "mozilla/dom/NonRefcountedDOMObject.h"
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#include "mozilla/dom/Nullable.h"
14
#include "mozilla/dom/XrayExpandoClass.h"
15
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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;
21
22
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namespace IDBFileRequest_Binding {
24
25
static_assert(IsRefcounted<NativeType>::value == IsRefcounted<DOMRequest_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_fileHandle(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::IDBFileRequest* self, JSJitGetterCallArgs args)
30
0
{
31
0
  AUTO_PROFILER_LABEL_FAST("get IDBFileRequest.fileHandle", DOM, cx);
32
0
33
0
  auto result(StrongOrRawPtr<mozilla::dom::IDBFileHandle>(self->GetFileHandle()));
34
0
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
35
0
  if (!result) {
36
0
    args.rval().setNull();
37
0
    return true;
38
0
  }
39
0
  if (!GetOrCreateDOMReflector(cx, result, args.rval())) {
40
0
    MOZ_ASSERT(JS_IsExceptionPending(cx));
41
0
    return false;
42
0
  }
43
0
  return true;
44
0
}
45
46
static const JSJitInfo fileHandle_getterinfo = {
47
  { (JSJitGetterOp)get_fileHandle },
48
  { prototypes::id::IDBFileRequest },
49
  { PrototypeTraits<prototypes::id::IDBFileRequest>::Depth },
50
  JSJitInfo::Getter,
51
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
52
  JSVAL_TYPE_UNKNOWN,  /* returnType.  Not relevant for setters. */
53
  false,  /* isInfallible. False in setters. */
54
  false,  /* isMovable.  Not relevant for setters. */
55
  false, /* isEliminatable.  Not relevant for setters. */
56
  false, /* isAlwaysInSlot.  Only relevant for getters. */
57
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
58
  false,  /* isTypedMethod.  Only relevant for methods. */
59
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
60
};
61
static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
62
static_assert(0 < 1, "There is no slot for us");
63
64
MOZ_CAN_RUN_SCRIPT static bool
65
get_lockedFile(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::IDBFileRequest* self, JSJitGetterCallArgs args)
66
0
{
67
0
  AUTO_PROFILER_LABEL_FAST("get IDBFileRequest.lockedFile", DOM, cx);
68
0
69
0
  auto result(StrongOrRawPtr<mozilla::dom::IDBFileHandle>(self->GetLockedFile()));
70
0
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
71
0
  if (!result) {
72
0
    args.rval().setNull();
73
0
    return true;
74
0
  }
75
0
  if (!GetOrCreateDOMReflector(cx, result, args.rval())) {
76
0
    MOZ_ASSERT(JS_IsExceptionPending(cx));
77
0
    return false;
78
0
  }
79
0
  return true;
80
0
}
81
82
static const JSJitInfo lockedFile_getterinfo = {
83
  { (JSJitGetterOp)get_lockedFile },
84
  { prototypes::id::IDBFileRequest },
85
  { PrototypeTraits<prototypes::id::IDBFileRequest>::Depth },
86
  JSJitInfo::Getter,
87
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
88
  JSVAL_TYPE_UNKNOWN,  /* returnType.  Not relevant for setters. */
89
  false,  /* isInfallible. False in setters. */
90
  false,  /* isMovable.  Not relevant for setters. */
91
  false, /* isEliminatable.  Not relevant for setters. */
92
  false, /* isAlwaysInSlot.  Only relevant for getters. */
93
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
94
  false,  /* isTypedMethod.  Only relevant for methods. */
95
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
96
};
97
static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
98
static_assert(0 < 1, "There is no slot for us");
99
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MOZ_CAN_RUN_SCRIPT static bool
101
get_onprogress(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::IDBFileRequest* self, JSJitGetterCallArgs args)
102
0
{
103
0
  AUTO_PROFILER_LABEL_FAST("get IDBFileRequest.onprogress", DOM, cx);
104
0
105
0
  RefPtr<EventHandlerNonNull> result(self->GetOnprogress());
106
0
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
107
0
  if (result) {
108
0
    args.rval().setObjectOrNull(GetCallbackFromCallbackObject(cx, result));
109
0
    if (!MaybeWrapObjectOrNullValue(cx, args.rval())) {
110
0
      return false;
111
0
    }
112
0
    return true;
113
0
  } else {
114
0
    args.rval().setNull();
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0
    return true;
116
0
  }
117
0
}
118
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MOZ_CAN_RUN_SCRIPT static bool
120
set_onprogress(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::IDBFileRequest* self, JSJitSetterCallArgs args)
121
0
{
122
0
  AUTO_PROFILER_LABEL_FAST("set IDBFileRequest.onprogress", DOM, cx);
123
0
124
0
  RootedCallback<RefPtr<binding_detail::FastEventHandlerNonNull>> arg0(cx);
125
0
  if (args[0].isObject()) {
126
0
    { // scope for tempRoot and tempGlobalRoot if needed
127
0
      arg0 = new binding_detail::FastEventHandlerNonNull(&args[0].toObject(), JS::CurrentGlobalOrNull(cx));
128
0
    }
129
0
  } else {
130
0
    arg0 = nullptr;
131
0
  }
132
0
  self->SetOnprogress(Constify(arg0));
133
0
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
134
0
135
0
  return true;
136
0
}
137
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static const JSJitInfo onprogress_getterinfo = {
139
  { (JSJitGetterOp)get_onprogress },
140
  { prototypes::id::IDBFileRequest },
141
  { PrototypeTraits<prototypes::id::IDBFileRequest>::Depth },
142
  JSJitInfo::Getter,
143
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
144
  JSVAL_TYPE_UNKNOWN,  /* returnType.  Not relevant for setters. */
145
  false,  /* isInfallible. False in setters. */
146
  false,  /* isMovable.  Not relevant for setters. */
147
  false, /* isEliminatable.  Not relevant for setters. */
148
  false, /* isAlwaysInSlot.  Only relevant for getters. */
149
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
150
  false,  /* isTypedMethod.  Only relevant for methods. */
151
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
152
};
153
static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
154
static_assert(0 < 1, "There is no slot for us");
155
static const JSJitInfo onprogress_setterinfo = {
156
  { (JSJitGetterOp)set_onprogress },
157
  { prototypes::id::IDBFileRequest },
158
  { PrototypeTraits<prototypes::id::IDBFileRequest>::Depth },
159
  JSJitInfo::Setter,
160
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
161
  JSVAL_TYPE_UNDEFINED,  /* returnType.  Not relevant for setters. */
162
  false,  /* isInfallible. False in setters. */
163
  false,  /* isMovable.  Not relevant for setters. */
164
  false, /* isEliminatable.  Not relevant for setters. */
165
  false, /* isAlwaysInSlot.  Only relevant for getters. */
166
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
167
  false,  /* isTypedMethod.  Only relevant for methods. */
168
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
169
};
170
static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
171
static_assert(0 < 1, "There is no slot for us");
172
173
static bool
174
_addProperty(JSContext* cx, JS::Handle<JSObject*> obj, JS::Handle<jsid> id, JS::Handle<JS::Value> val)
175
0
{
176
0
  mozilla::dom::IDBFileRequest* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::IDBFileRequest>(obj);
177
0
  // We don't want to preserve if we don't have a wrapper, and we
178
0
  // obviously can't preserve if we're not initialized.
179
0
  if (self && self->GetWrapperPreserveColor()) {
180
0
    PreserveWrapper(self);
181
0
  }
182
0
  return true;
183
0
}
184
185
static void
186
_finalize(js::FreeOp* fop, JSObject* obj)
187
0
{
188
0
  mozilla::dom::IDBFileRequest* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::IDBFileRequest>(obj);
189
0
  if (self) {
190
0
    ClearWrapper(self, self, obj);
191
0
    AddForDeferredFinalization<mozilla::dom::IDBFileRequest>(self);
192
0
  }
193
0
}
194
195
static size_t
196
_objectMoved(JSObject* obj, JSObject* old)
197
0
{
198
0
  mozilla::dom::IDBFileRequest* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::IDBFileRequest>(obj);
199
0
  if (self) {
200
0
    UpdateWrapper(self, self, obj, old);
201
0
  }
202
0
203
0
  return 0;
204
0
}
205
206
// We deliberately use brace-elision to make Visual Studio produce better initalization code.
207
#if defined(__clang__)
208
#pragma clang diagnostic push
209
#pragma clang diagnostic ignored "-Wmissing-braces"
210
#endif
211
static const JSPropertySpec sAttributes_specs[] = {
212
  { "fileHandle", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &fileHandle_getterinfo, nullptr, nullptr },
213
  { "lockedFile", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &lockedFile_getterinfo, nullptr, nullptr },
214
  { "onprogress", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &onprogress_getterinfo, GenericSetter<NormalThisPolicy>, &onprogress_setterinfo },
215
  { nullptr, 0, nullptr, nullptr, nullptr, nullptr }
216
};
217
#if defined(__clang__)
218
#pragma clang diagnostic pop
219
#endif
220
221
222
static const Prefable<const JSPropertySpec> sAttributes[] = {
223
  { nullptr, &sAttributes_specs[0] },
224
  { nullptr, nullptr }
225
};
226
227
static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
228
    "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
229
static_assert(3 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
230
    "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");
231
232
233
static uint16_t sNativeProperties_sortedPropertyIndices[3];
234
static PropertyInfo sNativeProperties_propertyInfos[3];
235
236
static const NativePropertiesN<1> sNativeProperties = {
237
  false, 0,
238
  false, 0,
239
  false, 0,
240
  true,  0 /* sAttributes */,
241
  false, 0,
242
  false, 0,
243
  false, 0,
244
  -1,
245
  3,
246
  sNativeProperties_sortedPropertyIndices,
247
  {
248
    { sAttributes, &sNativeProperties_propertyInfos[0] }
249
  }
250
};
251
static_assert(3 < 1ull << CHAR_BIT * sizeof(sNativeProperties.propertyInfoCount),
252
    "We have a property info count that is oversized");
253
254
static const DOMIfaceAndProtoJSClass sInterfaceObjectClass = {
255
  {
256
    "Function",
257
    JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_SLOTS_BASE),
258
    &sBoringInterfaceObjectClassClassOps,
259
    JS_NULL_CLASS_SPEC,
260
    JS_NULL_CLASS_EXT,
261
    &sInterfaceObjectClassObjectOps
262
  },
263
  eInterface,
264
  true,
265
  prototypes::id::IDBFileRequest,
266
  PrototypeTraits<prototypes::id::IDBFileRequest>::Depth,
267
  sNativePropertyHooks,
268
  "function IDBFileRequest() {\n    [native code]\n}",
269
  DOMRequest_Binding::GetConstructorObject
270
};
271
272
static const DOMIfaceAndProtoJSClass sPrototypeClass = {
273
  {
274
    "IDBFileRequestPrototype",
275
    JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_PROTO_SLOTS_BASE),
276
    JS_NULL_CLASS_OPS,
277
    JS_NULL_CLASS_SPEC,
278
    JS_NULL_CLASS_EXT,
279
    JS_NULL_OBJECT_OPS
280
  },
281
  eInterfacePrototype,
282
  false,
283
  prototypes::id::IDBFileRequest,
284
  PrototypeTraits<prototypes::id::IDBFileRequest>::Depth,
285
  sNativePropertyHooks,
286
  "[object IDBFileRequestPrototype]",
287
  DOMRequest_Binding::GetProtoObject
288
};
289
290
static const js::ClassOps sClassOps = {
291
  _addProperty, /* addProperty */
292
  nullptr,               /* delProperty */
293
  nullptr,               /* enumerate */
294
  nullptr, /* newEnumerate */
295
  nullptr, /* resolve */
296
  nullptr, /* mayResolve */
297
  _finalize, /* finalize */
298
  nullptr, /* call */
299
  nullptr,               /* hasInstance */
300
  nullptr,               /* construct */
301
  nullptr, /* trace */
302
};
303
304
static const js::ClassExtension sClassExtension = {
305
  nullptr, /* weakmapKeyDelegateOp */
306
  _objectMoved /* objectMovedOp */
307
};
308
309
static const DOMJSClass sClass = {
310
  { "IDBFileRequest",
311
    JSCLASS_IS_DOMJSCLASS | JSCLASS_FOREGROUND_FINALIZE | JSCLASS_HAS_RESERVED_SLOTS(1),
312
    &sClassOps,
313
    JS_NULL_CLASS_SPEC,
314
    &sClassExtension,
315
    JS_NULL_OBJECT_OPS
316
  },
317
  { prototypes::id::EventTarget, prototypes::id::DOMRequest, prototypes::id::IDBFileRequest, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count },
318
  IsBaseOf<nsISupports, mozilla::dom::IDBFileRequest >::value,
319
  sNativePropertyHooks,
320
  FindAssociatedGlobalForNative<mozilla::dom::IDBFileRequest>::Get,
321
  GetProtoObjectHandle,
322
  GetCCParticipant<mozilla::dom::IDBFileRequest>::Get()
323
};
324
static_assert(1 == DOM_INSTANCE_RESERVED_SLOTS,
325
              "Must have the right minimal number of reserved slots.");
326
static_assert(1 >= 1,
327
              "Must have enough reserved slots.");
328
329
const JSClass*
330
GetJSClass()
331
0
{
332
0
  return sClass.ToJSClass();
333
0
}
334
335
bool
336
Wrap(JSContext* aCx, mozilla::dom::IDBFileRequest* aObject, nsWrapperCache* aCache, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector)
337
0
{
338
0
  static_assert(!IsBaseOf<NonRefcountedDOMObject, mozilla::dom::IDBFileRequest>::value,
339
0
                "Shouldn't have wrappercached things that are not refcounted.");
340
0
  MOZ_ASSERT(static_cast<mozilla::dom::IDBFileRequest*>(aObject) ==
341
0
             reinterpret_cast<mozilla::dom::IDBFileRequest*>(aObject),
342
0
             "Multiple inheritance for mozilla::dom::IDBFileRequest is broken.");
343
0
  MOZ_ASSERT(static_cast<mozilla::dom::DOMRequest*>(aObject) ==
344
0
             reinterpret_cast<mozilla::dom::DOMRequest*>(aObject),
345
0
             "Multiple inheritance for mozilla::dom::DOMRequest is broken.");
346
0
  MOZ_ASSERT(static_cast<mozilla::dom::EventTarget*>(aObject) ==
347
0
             reinterpret_cast<mozilla::dom::EventTarget*>(aObject),
348
0
             "Multiple inheritance for mozilla::dom::EventTarget is broken.");
349
0
  MOZ_ASSERT(ToSupportsIsCorrect(aObject));
350
0
  MOZ_ASSERT_IF(aGivenProto, js::IsObjectInContextCompartment(aGivenProto, aCx));
351
0
  MOZ_ASSERT(!aCache->GetWrapper(),
352
0
             "You should probably not be using Wrap() directly; use "
353
0
             "GetOrCreateDOMReflector instead");
354
0
355
0
  MOZ_ASSERT(ToSupportsIsOnPrimaryInheritanceChain(aObject, aCache),
356
0
             "nsISupports must be on our primary inheritance chain");
357
0
358
0
  JS::Rooted<JSObject*> global(aCx, FindAssociatedGlobal(aCx, aObject->GetParentObject()));
359
0
  if (!global) {
360
0
    return false;
361
0
  }
362
0
  MOZ_ASSERT(JS_IsGlobalObject(global));
363
0
  MOZ_ASSERT(JS::ObjectIsNotGray(global));
364
0
365
0
  // That might have ended up wrapping us already, due to the wonders
366
0
  // of XBL.  Check for that, and bail out as needed.
367
0
  aReflector.set(aCache->GetWrapper());
368
0
  if (aReflector) {
369
#ifdef DEBUG
370
    AssertReflectorHasGivenProto(aCx, aReflector, aGivenProto);
371
#endif // DEBUG
372
    return true;
373
0
  }
374
0
375
0
  JSAutoRealm ar(aCx, global);
376
0
  JS::Handle<JSObject*> canonicalProto = GetProtoObjectHandle(aCx);
377
0
  if (!canonicalProto) {
378
0
    return false;
379
0
  }
380
0
  JS::Rooted<JSObject*> proto(aCx);
381
0
  if (aGivenProto) {
382
0
    proto = aGivenProto;
383
0
    // Unfortunately, while aGivenProto was in the compartment of aCx
384
0
    // coming in, we changed compartments to that of "parent" so may need
385
0
    // to wrap the proto here.
386
0
    if (js::GetContextCompartment(aCx) != js::GetObjectCompartment(proto)) {
387
0
      if (!JS_WrapObject(aCx, &proto)) {
388
0
        return false;
389
0
      }
390
0
    }
391
0
  } else {
392
0
    proto = canonicalProto;
393
0
  }
394
0
395
0
  BindingJSObjectCreator<mozilla::dom::IDBFileRequest> creator(aCx);
396
0
  creator.CreateObject(aCx, sClass.ToJSClass(), proto, aObject, aReflector);
397
0
  if (!aReflector) {
398
0
    return false;
399
0
  }
400
0
401
0
  aCache->SetWrapper(aReflector);
402
0
  creator.InitializationSucceeded();
403
0
404
0
  MOZ_ASSERT(aCache->GetWrapperPreserveColor() &&
405
0
             aCache->GetWrapperPreserveColor() == aReflector);
406
0
  // If proto != canonicalProto, we have to preserve our wrapper;
407
0
  // otherwise we won't be able to properly recreate it later, since
408
0
  // we won't know what proto to use.  Note that we don't check
409
0
  // aGivenProto here, since it's entirely possible (and even
410
0
  // somewhat common) to have a non-null aGivenProto which is the
411
0
  // same as canonicalProto.
412
0
  if (proto != canonicalProto) {
413
0
    PreserveWrapper(aObject);
414
0
  }
415
0
416
0
  return true;
417
0
}
418
419
const NativePropertyHooks sNativePropertyHooks[] = { {
420
  nullptr,
421
  nullptr,
422
  nullptr,
423
  { sNativeProperties.Upcast(), nullptr },
424
  prototypes::id::IDBFileRequest,
425
  constructors::id::IDBFileRequest,
426
  DOMRequest_Binding::sNativePropertyHooks,
427
  &DefaultXrayExpandoObjectClass
428
} };
429
430
void
431
CreateInterfaceObjects(JSContext* aCx, JS::Handle<JSObject*> aGlobal, ProtoAndIfaceCache& aProtoAndIfaceCache, bool aDefineOnGlobal)
432
0
{
433
0
  JS::Handle<JSObject*> parentProto(DOMRequest_Binding::GetProtoObjectHandle(aCx));
434
0
  if (!parentProto) {
435
0
    return;
436
0
  }
437
0
438
0
  JS::Handle<JSObject*> constructorProto(DOMRequest_Binding::GetConstructorObjectHandle(aCx));
439
0
  if (!constructorProto) {
440
0
    return;
441
0
  }
442
0
443
0
  static bool sIdsInited = false;
444
0
  if (!sIdsInited && NS_IsMainThread()) {
445
0
    if (!InitIds(aCx, sNativeProperties.Upcast())) {
446
0
      return;
447
0
    }
448
0
    sIdsInited = true;
449
0
  }
450
0
451
0
  JS::Heap<JSObject*>* protoCache = &aProtoAndIfaceCache.EntrySlotOrCreate(prototypes::id::IDBFileRequest);
452
0
  JS::Heap<JSObject*>* interfaceCache = &aProtoAndIfaceCache.EntrySlotOrCreate(constructors::id::IDBFileRequest);
453
0
  dom::CreateInterfaceObjects(aCx, aGlobal, parentProto,
454
0
                              &sPrototypeClass.mBase, protoCache,
455
0
                              nullptr,
456
0
                              constructorProto, &sInterfaceObjectClass.mBase, 0, nullptr,
457
0
                              interfaceCache,
458
0
                              sNativeProperties.Upcast(),
459
0
                              nullptr,
460
0
                              "IDBFileRequest", aDefineOnGlobal,
461
0
                              nullptr,
462
0
                              false);
463
0
}
464
465
JSObject*
466
GetConstructorObject(JSContext* aCx)
467
0
{
468
0
  return GetConstructorObjectHandle(aCx);
469
0
}
470
471
} // namespace IDBFileRequest_Binding
472
473
474
475
} // namespace dom
476
} // namespace mozilla