Coverage Report

Created: 2018-09-25 14:53

/work/obj-fuzz/dom/bindings/LocalMediaStreamBinding.cpp
Line
Count
Source (jump to first uncovered line)
1
/* THIS FILE IS AUTOGENERATED FROM LocalMediaStream.webidl BY Codegen.py - DO NOT EDIT */
2
3
#include "DOMMediaStream.h"
4
#include "LocalMediaStreamBinding.h"
5
#include "MediaStreamBinding.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/NonRefcountedDOMObject.h"
11
#include "mozilla/dom/XrayExpandoClass.h"
12
13
namespace mozilla {
14
namespace dom {
15
16
namespace binding_detail {}; // Just to make sure it's known as a namespace
17
using namespace mozilla::dom::binding_detail;
18
19
20
namespace LocalMediaStream_Binding {
21
22
static_assert(IsRefcounted<NativeType>::value == IsRefcounted<MediaStream_Binding::NativeType>::value,
23
              "Can't inherit from an interface with a different ownership model.");
24
25
MOZ_CAN_RUN_SCRIPT static bool
26
stop(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::DOMLocalMediaStream* self, const JSJitMethodCallArgs& args)
27
0
{
28
0
  AUTO_PROFILER_LABEL_FAST("LocalMediaStream.stop", DOM, cx);
29
0
30
0
  self->Stop();
31
0
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
32
0
  args.rval().setUndefined();
33
0
  return true;
34
0
}
35
36
static const JSJitInfo stop_methodinfo = {
37
  { (JSJitGetterOp)stop },
38
  { prototypes::id::LocalMediaStream },
39
  { PrototypeTraits<prototypes::id::LocalMediaStream>::Depth },
40
  JSJitInfo::Method,
41
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
42
  JSVAL_TYPE_UNDEFINED,  /* returnType.  Not relevant for setters. */
43
  true,  /* isInfallible. False in setters. */
44
  false,  /* isMovable.  Not relevant for setters. */
45
  false, /* isEliminatable.  Not relevant for setters. */
46
  false, /* isAlwaysInSlot.  Only relevant for getters. */
47
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
48
  false,  /* isTypedMethod.  Only relevant for methods. */
49
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
50
};
51
static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
52
static_assert(0 < 1, "There is no slot for us");
53
54
static bool
55
_addProperty(JSContext* cx, JS::Handle<JSObject*> obj, JS::Handle<jsid> id, JS::Handle<JS::Value> val)
56
0
{
57
0
  mozilla::DOMLocalMediaStream* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::DOMLocalMediaStream>(obj);
58
0
  // We don't want to preserve if we don't have a wrapper, and we
59
0
  // obviously can't preserve if we're not initialized.
60
0
  if (self && self->GetWrapperPreserveColor()) {
61
0
    PreserveWrapper(self);
62
0
  }
63
0
  return true;
64
0
}
65
66
static void
67
_finalize(js::FreeOp* fop, JSObject* obj)
68
0
{
69
0
  mozilla::DOMLocalMediaStream* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::DOMLocalMediaStream>(obj);
70
0
  if (self) {
71
0
    ClearWrapper(self, self, obj);
72
0
    AddForDeferredFinalization<mozilla::DOMLocalMediaStream>(self);
73
0
  }
74
0
}
75
76
static size_t
77
_objectMoved(JSObject* obj, JSObject* old)
78
0
{
79
0
  mozilla::DOMLocalMediaStream* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::DOMLocalMediaStream>(obj);
80
0
  if (self) {
81
0
    UpdateWrapper(self, self, obj, old);
82
0
  }
83
0
84
0
  return 0;
85
0
}
86
87
// We deliberately use brace-elision to make Visual Studio produce better initalization code.
88
#if defined(__clang__)
89
#pragma clang diagnostic push
90
#pragma clang diagnostic ignored "-Wmissing-braces"
91
#endif
92
static const JSFunctionSpec sMethods_specs[] = {
93
  JS_FNSPEC("stop", (GenericMethod<NormalThisPolicy, ThrowExceptions>), reinterpret_cast<const JSJitInfo*>(&stop_methodinfo), 0, JSPROP_ENUMERATE, nullptr),
94
  JS_FS_END
95
};
96
#if defined(__clang__)
97
#pragma clang diagnostic pop
98
#endif
99
100
101
static const Prefable<const JSFunctionSpec> sMethods[] = {
102
  { nullptr, &sMethods_specs[0] },
103
  { nullptr, nullptr }
104
};
105
106
static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
107
    "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
108
static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
109
    "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");
110
111
112
static uint16_t sNativeProperties_sortedPropertyIndices[1];
113
static PropertyInfo sNativeProperties_propertyInfos[1];
114
115
static const NativePropertiesN<1> sNativeProperties = {
116
  false, 0,
117
  false, 0,
118
  true,  0 /* sMethods */,
119
  false, 0,
120
  false, 0,
121
  false, 0,
122
  false, 0,
123
  -1,
124
  1,
125
  sNativeProperties_sortedPropertyIndices,
126
  {
127
    { sMethods, &sNativeProperties_propertyInfos[0] }
128
  }
129
};
130
static_assert(1 < 1ull << CHAR_BIT * sizeof(sNativeProperties.propertyInfoCount),
131
    "We have a property info count that is oversized");
132
133
static const DOMIfaceAndProtoJSClass sInterfaceObjectClass = {
134
  {
135
    "Function",
136
    JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_SLOTS_BASE),
137
    &sBoringInterfaceObjectClassClassOps,
138
    JS_NULL_CLASS_SPEC,
139
    JS_NULL_CLASS_EXT,
140
    &sInterfaceObjectClassObjectOps
141
  },
142
  eInterface,
143
  true,
144
  prototypes::id::LocalMediaStream,
145
  PrototypeTraits<prototypes::id::LocalMediaStream>::Depth,
146
  sNativePropertyHooks,
147
  "function LocalMediaStream() {\n    [native code]\n}",
148
  MediaStream_Binding::GetConstructorObject
149
};
150
151
static const DOMIfaceAndProtoJSClass sPrototypeClass = {
152
  {
153
    "LocalMediaStreamPrototype",
154
    JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_PROTO_SLOTS_BASE),
155
    JS_NULL_CLASS_OPS,
156
    JS_NULL_CLASS_SPEC,
157
    JS_NULL_CLASS_EXT,
158
    JS_NULL_OBJECT_OPS
159
  },
160
  eInterfacePrototype,
161
  false,
162
  prototypes::id::LocalMediaStream,
163
  PrototypeTraits<prototypes::id::LocalMediaStream>::Depth,
164
  sNativePropertyHooks,
165
  "[object LocalMediaStreamPrototype]",
166
  MediaStream_Binding::GetProtoObject
167
};
168
169
static const js::ClassOps sClassOps = {
170
  _addProperty, /* addProperty */
171
  nullptr,               /* delProperty */
172
  nullptr,               /* enumerate */
173
  nullptr, /* newEnumerate */
174
  nullptr, /* resolve */
175
  nullptr, /* mayResolve */
176
  _finalize, /* finalize */
177
  nullptr, /* call */
178
  nullptr,               /* hasInstance */
179
  nullptr,               /* construct */
180
  nullptr, /* trace */
181
};
182
183
static const js::ClassExtension sClassExtension = {
184
  nullptr, /* weakmapKeyDelegateOp */
185
  _objectMoved /* objectMovedOp */
186
};
187
188
static const DOMJSClass sClass = {
189
  { "LocalMediaStream",
190
    JSCLASS_IS_DOMJSCLASS | JSCLASS_FOREGROUND_FINALIZE | JSCLASS_HAS_RESERVED_SLOTS(1),
191
    &sClassOps,
192
    JS_NULL_CLASS_SPEC,
193
    &sClassExtension,
194
    JS_NULL_OBJECT_OPS
195
  },
196
  { prototypes::id::EventTarget, prototypes::id::MediaStream, prototypes::id::LocalMediaStream, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count },
197
  IsBaseOf<nsISupports, mozilla::DOMLocalMediaStream >::value,
198
  sNativePropertyHooks,
199
  FindAssociatedGlobalForNative<mozilla::DOMLocalMediaStream>::Get,
200
  GetProtoObjectHandle,
201
  GetCCParticipant<mozilla::DOMLocalMediaStream>::Get()
202
};
203
static_assert(1 == DOM_INSTANCE_RESERVED_SLOTS,
204
              "Must have the right minimal number of reserved slots.");
205
static_assert(1 >= 1,
206
              "Must have enough reserved slots.");
207
208
const JSClass*
209
GetJSClass()
210
0
{
211
0
  return sClass.ToJSClass();
212
0
}
213
214
bool
215
Wrap(JSContext* aCx, mozilla::DOMLocalMediaStream* aObject, nsWrapperCache* aCache, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector)
216
0
{
217
0
  static_assert(!IsBaseOf<NonRefcountedDOMObject, mozilla::DOMLocalMediaStream>::value,
218
0
                "Shouldn't have wrappercached things that are not refcounted.");
219
0
  MOZ_ASSERT(static_cast<mozilla::DOMLocalMediaStream*>(aObject) ==
220
0
             reinterpret_cast<mozilla::DOMLocalMediaStream*>(aObject),
221
0
             "Multiple inheritance for mozilla::DOMLocalMediaStream is broken.");
222
0
  MOZ_ASSERT(static_cast<mozilla::DOMMediaStream*>(aObject) ==
223
0
             reinterpret_cast<mozilla::DOMMediaStream*>(aObject),
224
0
             "Multiple inheritance for mozilla::DOMMediaStream is broken.");
225
0
  MOZ_ASSERT(static_cast<mozilla::dom::EventTarget*>(aObject) ==
226
0
             reinterpret_cast<mozilla::dom::EventTarget*>(aObject),
227
0
             "Multiple inheritance for mozilla::dom::EventTarget is broken.");
228
0
  MOZ_ASSERT(ToSupportsIsCorrect(aObject));
229
0
  MOZ_ASSERT_IF(aGivenProto, js::IsObjectInContextCompartment(aGivenProto, aCx));
230
0
  MOZ_ASSERT(!aCache->GetWrapper(),
231
0
             "You should probably not be using Wrap() directly; use "
232
0
             "GetOrCreateDOMReflector instead");
233
0
234
0
  MOZ_ASSERT(ToSupportsIsOnPrimaryInheritanceChain(aObject, aCache),
235
0
             "nsISupports must be on our primary inheritance chain");
236
0
237
0
  JS::Rooted<JSObject*> global(aCx, FindAssociatedGlobal(aCx, aObject->GetParentObject()));
238
0
  if (!global) {
239
0
    return false;
240
0
  }
241
0
  MOZ_ASSERT(JS_IsGlobalObject(global));
242
0
  MOZ_ASSERT(JS::ObjectIsNotGray(global));
243
0
244
0
  // That might have ended up wrapping us already, due to the wonders
245
0
  // of XBL.  Check for that, and bail out as needed.
246
0
  aReflector.set(aCache->GetWrapper());
247
0
  if (aReflector) {
248
#ifdef DEBUG
249
    AssertReflectorHasGivenProto(aCx, aReflector, aGivenProto);
250
#endif // DEBUG
251
    return true;
252
0
  }
253
0
254
0
  JSAutoRealm ar(aCx, global);
255
0
  JS::Handle<JSObject*> canonicalProto = GetProtoObjectHandle(aCx);
256
0
  if (!canonicalProto) {
257
0
    return false;
258
0
  }
259
0
  JS::Rooted<JSObject*> proto(aCx);
260
0
  if (aGivenProto) {
261
0
    proto = aGivenProto;
262
0
    // Unfortunately, while aGivenProto was in the compartment of aCx
263
0
    // coming in, we changed compartments to that of "parent" so may need
264
0
    // to wrap the proto here.
265
0
    if (js::GetContextCompartment(aCx) != js::GetObjectCompartment(proto)) {
266
0
      if (!JS_WrapObject(aCx, &proto)) {
267
0
        return false;
268
0
      }
269
0
    }
270
0
  } else {
271
0
    proto = canonicalProto;
272
0
  }
273
0
274
0
  BindingJSObjectCreator<mozilla::DOMLocalMediaStream> creator(aCx);
275
0
  creator.CreateObject(aCx, sClass.ToJSClass(), proto, aObject, aReflector);
276
0
  if (!aReflector) {
277
0
    return false;
278
0
  }
279
0
280
0
  aCache->SetWrapper(aReflector);
281
0
  creator.InitializationSucceeded();
282
0
283
0
  MOZ_ASSERT(aCache->GetWrapperPreserveColor() &&
284
0
             aCache->GetWrapperPreserveColor() == aReflector);
285
0
  // If proto != canonicalProto, we have to preserve our wrapper;
286
0
  // otherwise we won't be able to properly recreate it later, since
287
0
  // we won't know what proto to use.  Note that we don't check
288
0
  // aGivenProto here, since it's entirely possible (and even
289
0
  // somewhat common) to have a non-null aGivenProto which is the
290
0
  // same as canonicalProto.
291
0
  if (proto != canonicalProto) {
292
0
    PreserveWrapper(aObject);
293
0
  }
294
0
295
0
  return true;
296
0
}
297
298
const NativePropertyHooks sNativePropertyHooks[] = { {
299
  nullptr,
300
  nullptr,
301
  nullptr,
302
  { sNativeProperties.Upcast(), nullptr },
303
  prototypes::id::LocalMediaStream,
304
  constructors::id::LocalMediaStream,
305
  MediaStream_Binding::sNativePropertyHooks,
306
  &DefaultXrayExpandoObjectClass
307
} };
308
309
void
310
CreateInterfaceObjects(JSContext* aCx, JS::Handle<JSObject*> aGlobal, ProtoAndIfaceCache& aProtoAndIfaceCache, bool aDefineOnGlobal)
311
0
{
312
0
  JS::Handle<JSObject*> parentProto(MediaStream_Binding::GetProtoObjectHandle(aCx));
313
0
  if (!parentProto) {
314
0
    return;
315
0
  }
316
0
317
0
  JS::Handle<JSObject*> constructorProto(MediaStream_Binding::GetConstructorObjectHandle(aCx));
318
0
  if (!constructorProto) {
319
0
    return;
320
0
  }
321
0
322
0
  static bool sIdsInited = false;
323
0
  if (!sIdsInited && NS_IsMainThread()) {
324
0
    if (!InitIds(aCx, sNativeProperties.Upcast())) {
325
0
      return;
326
0
    }
327
0
    sIdsInited = true;
328
0
  }
329
0
330
0
  JS::Heap<JSObject*>* protoCache = &aProtoAndIfaceCache.EntrySlotOrCreate(prototypes::id::LocalMediaStream);
331
0
  JS::Heap<JSObject*>* interfaceCache = &aProtoAndIfaceCache.EntrySlotOrCreate(constructors::id::LocalMediaStream);
332
0
  dom::CreateInterfaceObjects(aCx, aGlobal, parentProto,
333
0
                              &sPrototypeClass.mBase, protoCache,
334
0
                              nullptr,
335
0
                              constructorProto, &sInterfaceObjectClass.mBase, 0, nullptr,
336
0
                              interfaceCache,
337
0
                              sNativeProperties.Upcast(),
338
0
                              nullptr,
339
0
                              "LocalMediaStream", aDefineOnGlobal,
340
0
                              nullptr,
341
0
                              false);
342
0
}
343
344
JSObject*
345
GetConstructorObject(JSContext* aCx)
346
0
{
347
0
  return GetConstructorObjectHandle(aCx);
348
0
}
349
350
} // namespace LocalMediaStream_Binding
351
352
353
354
} // namespace dom
355
} // namespace mozilla