Coverage Report

Created: 2018-09-25 14:53

/work/obj-fuzz/dom/bindings/MediaKeysBinding.cpp
Line
Count
Source (jump to first uncovered line)
1
/* THIS FILE IS AUTOGENERATED FROM MediaKeys.webidl BY Codegen.py - DO NOT EDIT */
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#include "AtomList.h"
4
#include "MediaKeysBinding.h"
5
#include "WrapperFactory.h"
6
#include "jsapi.h"
7
#include "mozilla/OwningNonNull.h"
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#include "mozilla/Preferences.h"
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#include "mozilla/dom/BindingUtils.h"
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#include "mozilla/dom/DOMJSClass.h"
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#include "mozilla/dom/MediaKeySession.h"
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#include "mozilla/dom/MediaKeys.h"
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#include "mozilla/dom/NonRefcountedDOMObject.h"
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#include "mozilla/dom/Promise.h"
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#include "mozilla/dom/ScriptSettings.h"
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#include "mozilla/dom/SimpleGlobalObject.h"
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#include "mozilla/dom/ToJSValue.h"
18
#include "mozilla/dom/UnionConversions.h"
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#include "mozilla/dom/UnionTypes.h"
20
#include "mozilla/dom/XrayExpandoClass.h"
21
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namespace mozilla {
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namespace dom {
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25
namespace binding_detail {}; // Just to make sure it's known as a namespace
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using namespace mozilla::dom::binding_detail;
27
28
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namespace MediaKeySessionTypeValues {
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extern const EnumEntry strings[3] = {
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  {"temporary", 9},
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  {"persistent-license", 18},
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  { nullptr, 0 }
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};
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} // namespace MediaKeySessionTypeValues
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37
bool
38
ToJSValue(JSContext* aCx, MediaKeySessionType aArgument, JS::MutableHandle<JS::Value> aValue)
39
0
{
40
0
  MOZ_ASSERT(uint32_t(aArgument) < ArrayLength(MediaKeySessionTypeValues::strings));
41
0
  JSString* resultStr =
42
0
    JS_NewStringCopyN(aCx, MediaKeySessionTypeValues::strings[uint32_t(aArgument)].value,
43
0
                      MediaKeySessionTypeValues::strings[uint32_t(aArgument)].length);
44
0
  if (!resultStr) {
45
0
    return false;
46
0
  }
47
0
  aValue.setString(resultStr);
48
0
  return true;
49
0
}
50
51
52
53
MediaKeysPolicy::MediaKeysPolicy()
54
0
{
55
0
  // Safe to pass a null context if we pass a null value
56
0
  Init(nullptr, JS::NullHandleValue);
57
0
}
58
59
60
61
bool
62
MediaKeysPolicy::InitIds(JSContext* cx, MediaKeysPolicyAtoms* atomsCache)
63
0
{
64
0
  MOZ_ASSERT(!*reinterpret_cast<jsid**>(atomsCache));
65
0
66
0
  // Initialize these in reverse order so that any failure leaves the first one
67
0
  // uninitialized.
68
0
  if (!atomsCache->minHdcpVersion_id.init(cx, "minHdcpVersion")) {
69
0
    return false;
70
0
  }
71
0
  return true;
72
0
}
73
74
bool
75
MediaKeysPolicy::Init(JSContext* cx, JS::Handle<JS::Value> val, const char* sourceDescription, bool passedToJSImpl)
76
0
{
77
0
  // Passing a null JSContext is OK only if we're initing from null,
78
0
  // Since in that case we will not have to do any property gets
79
0
  // Also evaluate isNullOrUndefined in order to avoid false-positive
80
0
  // checkers by static analysis tools
81
0
  MOZ_ASSERT_IF(!cx, val.isNull() && val.isNullOrUndefined());
82
0
  MediaKeysPolicyAtoms* atomsCache = nullptr;
83
0
  if (cx) {
84
0
    atomsCache = GetAtomCache<MediaKeysPolicyAtoms>(cx);
85
0
    if (!*reinterpret_cast<jsid**>(atomsCache) && !InitIds(cx, atomsCache)) {
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0
      return false;
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0
    }
88
0
  }
89
0
90
0
  if (!IsConvertibleToDictionary(val)) {
91
0
    return ThrowErrorMessage(cx, MSG_NOT_DICTIONARY, sourceDescription);
92
0
  }
93
0
94
0
  bool isNull = val.isNullOrUndefined();
95
0
  // We only need these if !isNull, in which case we have |cx|.
96
0
  Maybe<JS::Rooted<JSObject *> > object;
97
0
  Maybe<JS::Rooted<JS::Value> > temp;
98
0
  if (!isNull) {
99
0
    MOZ_ASSERT(cx);
100
0
    object.emplace(cx, &val.toObject());
101
0
    temp.emplace(cx);
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0
  }
103
0
  if (!isNull) {
104
0
    if (!JS_GetPropertyById(cx, *object, atomsCache->minHdcpVersion_id, temp.ptr())) {
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0
      return false;
106
0
    }
107
0
  }
108
0
  if (!isNull && !temp->isUndefined()) {
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0
    if (!ConvertJSValueToString(cx, temp.ref(), eStringify, eStringify, mMinHdcpVersion)) {
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0
      return false;
111
0
    }
112
0
  } else {
113
0
    static const char16_t data[] = { 0 };
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0
    mMinHdcpVersion.Rebind(data, ArrayLength(data) - 1);
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0
  }
116
0
  mIsAnyMemberPresent = true;
117
0
  return true;
118
0
}
119
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bool
121
MediaKeysPolicy::Init(const nsAString& aJSON)
122
0
{
123
0
  AutoJSAPI jsapi;
124
0
  JSObject* cleanGlobal = SimpleGlobalObject::Create(SimpleGlobalObject::GlobalType::BindingDetail);
125
0
  if (!cleanGlobal) {
126
0
    return false;
127
0
  }
128
0
  if (!jsapi.Init(cleanGlobal)) {
129
0
    return false;
130
0
  }
131
0
  JSContext* cx = jsapi.cx();
132
0
  JS::Rooted<JS::Value> json(cx);
133
0
  bool ok = ParseJSON(cx, aJSON, &json);
134
0
  NS_ENSURE_TRUE(ok, false);
135
0
  return Init(cx, json);
136
0
}
137
138
bool
139
MediaKeysPolicy::ToObjectInternal(JSContext* cx, JS::MutableHandle<JS::Value> rval) const
140
0
{
141
0
  MediaKeysPolicyAtoms* atomsCache = GetAtomCache<MediaKeysPolicyAtoms>(cx);
142
0
  if (!*reinterpret_cast<jsid**>(atomsCache) && !InitIds(cx, atomsCache)) {
143
0
    return false;
144
0
  }
145
0
146
0
  JS::Rooted<JSObject*> obj(cx, JS_NewPlainObject(cx));
147
0
  if (!obj) {
148
0
    return false;
149
0
  }
150
0
  rval.set(JS::ObjectValue(*obj));
151
0
152
0
  do {
153
0
    // block for our 'break' successCode and scope for 'temp' and 'currentValue'
154
0
    JS::Rooted<JS::Value> temp(cx);
155
0
    nsString const & currentValue = mMinHdcpVersion;
156
0
    if (!xpc::NonVoidStringToJsval(cx, currentValue, &temp)) {
157
0
      return false;
158
0
    }
159
0
    if (!JS_DefinePropertyById(cx, obj, atomsCache->minHdcpVersion_id, temp, JSPROP_ENUMERATE)) {
160
0
      return false;
161
0
    }
162
0
    break;
163
0
  } while(false);
164
0
165
0
  return true;
166
0
}
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168
bool
169
MediaKeysPolicy::ToJSON(nsAString& aJSON) const
170
0
{
171
0
  AutoJSAPI jsapi;
172
0
  jsapi.Init();
173
0
  JSContext *cx = jsapi.cx();
174
0
  // It's safe to use UnprivilegedJunkScopeOrWorkerGlobal here
175
0
  // because we'll only be creating objects, in ways that have no
176
0
  // side-effects, followed by a call to JS::ToJSONMaybeSafely,
177
0
  // which likewise guarantees no side-effects for the sorts of
178
0
  // things we will pass it.
179
0
  JSAutoRealm ar(cx, UnprivilegedJunkScopeOrWorkerGlobal());
180
0
  JS::Rooted<JS::Value> val(cx);
181
0
  if (!ToObjectInternal(cx, &val)) {
182
0
    return false;
183
0
  }
184
0
  JS::Rooted<JSObject*> obj(cx, &val.toObject());
185
0
  return StringifyToJSON(cx, obj, aJSON);
186
0
}
187
188
void
189
MediaKeysPolicy::TraceDictionary(JSTracer* trc)
190
0
{
191
0
}
192
193
MediaKeysPolicy&
194
MediaKeysPolicy::operator=(const MediaKeysPolicy& aOther)
195
0
{
196
0
  DictionaryBase::operator=(aOther);
197
0
  mMinHdcpVersion = aOther.mMinHdcpVersion;
198
0
  return *this;
199
0
}
200
201
namespace binding_detail {
202
} // namespace binding_detail
203
204
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namespace MediaKeys_Binding {
206
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MOZ_CAN_RUN_SCRIPT static bool
208
get_keySystem(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::MediaKeys* self, JSJitGetterCallArgs args)
209
0
{
210
0
  AUTO_PROFILER_LABEL_FAST("get MediaKeys.keySystem", DOM, cx);
211
0
212
0
  DOMString result;
213
0
  self->GetKeySystem(result);
214
0
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
215
0
  if (!xpc::NonVoidStringToJsval(cx, result, args.rval())) {
216
0
    return false;
217
0
  }
218
0
  return true;
219
0
}
220
221
static const JSJitInfo keySystem_getterinfo = {
222
  { (JSJitGetterOp)get_keySystem },
223
  { prototypes::id::MediaKeys },
224
  { PrototypeTraits<prototypes::id::MediaKeys>::Depth },
225
  JSJitInfo::Getter,
226
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
227
  JSVAL_TYPE_STRING,  /* returnType.  Not relevant for setters. */
228
  false,  /* isInfallible. False in setters. */
229
  false,  /* isMovable.  Not relevant for setters. */
230
  false, /* isEliminatable.  Not relevant for setters. */
231
  false, /* isAlwaysInSlot.  Only relevant for getters. */
232
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
233
  false,  /* isTypedMethod.  Only relevant for methods. */
234
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
235
};
236
static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
237
static_assert(0 < 1, "There is no slot for us");
238
239
MOZ_CAN_RUN_SCRIPT static bool
240
createSession(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::MediaKeys* self, const JSJitMethodCallArgs& args)
241
0
{
242
0
  AUTO_PROFILER_LABEL_FAST("MediaKeys.createSession", DOM, cx);
243
0
244
0
  MediaKeySessionType arg0;
245
0
  if (args.hasDefined(0)) {
246
0
    {
247
0
      int index;
248
0
      if (!FindEnumStringIndex<true>(cx, args[0], MediaKeySessionTypeValues::strings, "MediaKeySessionType", "Argument 1 of MediaKeys.createSession", &index)) {
249
0
        return false;
250
0
      }
251
0
      MOZ_ASSERT(index >= 0);
252
0
      arg0 = static_cast<MediaKeySessionType>(index);
253
0
    }
254
0
  } else {
255
0
    arg0 = MediaKeySessionType::Temporary;
256
0
  }
257
0
  FastErrorResult rv;
258
0
  auto result(StrongOrRawPtr<mozilla::dom::MediaKeySession>(self->CreateSession(cx, arg0, rv)));
259
0
  if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
260
0
    return false;
261
0
  }
262
0
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
263
0
  static_assert(!IsPointer<decltype(result)>::value,
264
0
                "NewObject implies that we need to keep the object alive with a strong reference.");
265
0
  if (!GetOrCreateDOMReflector(cx, result, args.rval())) {
266
0
    MOZ_ASSERT(JS_IsExceptionPending(cx));
267
0
    return false;
268
0
  }
269
0
  return true;
270
0
}
271
272
static const JSJitInfo createSession_methodinfo = {
273
  { (JSJitGetterOp)createSession },
274
  { prototypes::id::MediaKeys },
275
  { PrototypeTraits<prototypes::id::MediaKeys>::Depth },
276
  JSJitInfo::Method,
277
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
278
  JSVAL_TYPE_OBJECT,  /* returnType.  Not relevant for setters. */
279
  false,  /* isInfallible. False in setters. */
280
  false,  /* isMovable.  Not relevant for setters. */
281
  false, /* isEliminatable.  Not relevant for setters. */
282
  false, /* isAlwaysInSlot.  Only relevant for getters. */
283
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
284
  false,  /* isTypedMethod.  Only relevant for methods. */
285
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
286
};
287
static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
288
static_assert(0 < 1, "There is no slot for us");
289
290
MOZ_CAN_RUN_SCRIPT static bool
291
setServerCertificate(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::MediaKeys* self, const JSJitMethodCallArgs& args)
292
0
{
293
0
  AUTO_PROFILER_LABEL_FAST("MediaKeys.setServerCertificate", DOM, cx);
294
0
295
0
  if (MOZ_UNLIKELY(args.length() < 1)) {
296
0
    return ThrowErrorMessage(cx, MSG_MISSING_ARGUMENTS, "MediaKeys.setServerCertificate");
297
0
  }
298
0
  ArrayBufferViewOrArrayBuffer arg0;
299
0
  ArrayBufferViewOrArrayBufferArgument arg0_holder(arg0);
300
0
  {
301
0
    bool done = false, failed = false, tryNext;
302
0
    if (args[0].isObject()) {
303
0
      done = (failed = !arg0_holder.TrySetToArrayBufferView(cx, args[0], tryNext, false)) || !tryNext ||
304
0
             (failed = !arg0_holder.TrySetToArrayBuffer(cx, args[0], tryNext, false)) || !tryNext;
305
0
306
0
    }
307
0
    if (failed) {
308
0
      return false;
309
0
    }
310
0
    if (!done) {
311
0
      ThrowErrorMessage(cx, MSG_NOT_IN_UNION, "Argument 1 of MediaKeys.setServerCertificate", "ArrayBufferView, ArrayBuffer");
312
0
      return false;
313
0
    }
314
0
  }
315
0
  FastErrorResult rv;
316
0
  auto result(StrongOrRawPtr<Promise>(self->SetServerCertificate(Constify(arg0), rv)));
317
0
  if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
318
0
    return false;
319
0
  }
320
0
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
321
0
  static_assert(!IsPointer<decltype(result)>::value,
322
0
                "NewObject implies that we need to keep the object alive with a strong reference.");
323
0
  if (!ToJSValue(cx, result, args.rval())) {
324
0
    return false;
325
0
  }
326
0
  return true;
327
0
}
328
329
MOZ_CAN_RUN_SCRIPT static bool
330
setServerCertificate_promiseWrapper(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::MediaKeys* self, const JSJitMethodCallArgs& args)
331
0
{
332
0
  bool ok = setServerCertificate(cx, obj, self, args);
333
0
  if (ok) {
334
0
    return true;
335
0
  }
336
0
  return ConvertExceptionToPromise(cx, args.rval());
337
0
}
338
339
static const JSJitInfo setServerCertificate_methodinfo = {
340
  { (JSJitGetterOp)setServerCertificate_promiseWrapper },
341
  { prototypes::id::MediaKeys },
342
  { PrototypeTraits<prototypes::id::MediaKeys>::Depth },
343
  JSJitInfo::Method,
344
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
345
  JSVAL_TYPE_OBJECT,  /* returnType.  Not relevant for setters. */
346
  false,  /* isInfallible. False in setters. */
347
  false,  /* isMovable.  Not relevant for setters. */
348
  false, /* isEliminatable.  Not relevant for setters. */
349
  false, /* isAlwaysInSlot.  Only relevant for getters. */
350
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
351
  false,  /* isTypedMethod.  Only relevant for methods. */
352
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
353
};
354
static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
355
static_assert(0 < 1, "There is no slot for us");
356
357
MOZ_CAN_RUN_SCRIPT static bool
358
getStatusForPolicy(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::MediaKeys* self, const JSJitMethodCallArgs& args)
359
0
{
360
0
  AUTO_PROFILER_LABEL_FAST("MediaKeys.getStatusForPolicy", DOM, cx);
361
0
362
0
  binding_detail::FastMediaKeysPolicy arg0;
363
0
  if (!arg0.Init(cx, (args.hasDefined(0)) ? args[0] : JS::NullHandleValue,  "Argument 1 of MediaKeys.getStatusForPolicy", false)) {
364
0
    return false;
365
0
  }
366
0
  FastErrorResult rv;
367
0
  auto result(StrongOrRawPtr<Promise>(self->GetStatusForPolicy(Constify(arg0), rv)));
368
0
  if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
369
0
    return false;
370
0
  }
371
0
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
372
0
  static_assert(!IsPointer<decltype(result)>::value,
373
0
                "NewObject implies that we need to keep the object alive with a strong reference.");
374
0
  if (!ToJSValue(cx, result, args.rval())) {
375
0
    return false;
376
0
  }
377
0
  return true;
378
0
}
379
380
MOZ_CAN_RUN_SCRIPT static bool
381
getStatusForPolicy_promiseWrapper(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::MediaKeys* self, const JSJitMethodCallArgs& args)
382
0
{
383
0
  bool ok = getStatusForPolicy(cx, obj, self, args);
384
0
  if (ok) {
385
0
    return true;
386
0
  }
387
0
  return ConvertExceptionToPromise(cx, args.rval());
388
0
}
389
390
static const JSJitInfo getStatusForPolicy_methodinfo = {
391
  { (JSJitGetterOp)getStatusForPolicy_promiseWrapper },
392
  { prototypes::id::MediaKeys },
393
  { PrototypeTraits<prototypes::id::MediaKeys>::Depth },
394
  JSJitInfo::Method,
395
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
396
  JSVAL_TYPE_OBJECT,  /* returnType.  Not relevant for setters. */
397
  false,  /* isInfallible. False in setters. */
398
  false,  /* isMovable.  Not relevant for setters. */
399
  false, /* isEliminatable.  Not relevant for setters. */
400
  false, /* isAlwaysInSlot.  Only relevant for getters. */
401
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
402
  false,  /* isTypedMethod.  Only relevant for methods. */
403
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
404
};
405
static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
406
static_assert(0 < 1, "There is no slot for us");
407
408
static bool
409
_addProperty(JSContext* cx, JS::Handle<JSObject*> obj, JS::Handle<jsid> id, JS::Handle<JS::Value> val)
410
0
{
411
0
  mozilla::dom::MediaKeys* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::MediaKeys>(obj);
412
0
  // We don't want to preserve if we don't have a wrapper, and we
413
0
  // obviously can't preserve if we're not initialized.
414
0
  if (self && self->GetWrapperPreserveColor()) {
415
0
    PreserveWrapper(self);
416
0
  }
417
0
  return true;
418
0
}
419
420
static void
421
_finalize(js::FreeOp* fop, JSObject* obj)
422
0
{
423
0
  mozilla::dom::MediaKeys* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::MediaKeys>(obj);
424
0
  if (self) {
425
0
    ClearWrapper(self, self, obj);
426
0
    AddForDeferredFinalization<mozilla::dom::MediaKeys>(self);
427
0
  }
428
0
}
429
430
static size_t
431
_objectMoved(JSObject* obj, JSObject* old)
432
0
{
433
0
  mozilla::dom::MediaKeys* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::MediaKeys>(obj);
434
0
  if (self) {
435
0
    UpdateWrapper(self, self, obj, old);
436
0
  }
437
0
438
0
  return 0;
439
0
}
440
441
// We deliberately use brace-elision to make Visual Studio produce better initalization code.
442
#if defined(__clang__)
443
#pragma clang diagnostic push
444
#pragma clang diagnostic ignored "-Wmissing-braces"
445
#endif
446
static const JSFunctionSpec sMethods_specs[] = {
447
  JS_FNSPEC("createSession", (GenericMethod<NormalThisPolicy, ThrowExceptions>), reinterpret_cast<const JSJitInfo*>(&createSession_methodinfo), 0, JSPROP_ENUMERATE, nullptr),
448
  JS_FNSPEC("setServerCertificate", (GenericMethod<NormalThisPolicy, ConvertExceptionsToPromises>), reinterpret_cast<const JSJitInfo*>(&setServerCertificate_methodinfo), 1, JSPROP_ENUMERATE, nullptr),
449
  JS_FS_END,
450
  JS_FNSPEC("getStatusForPolicy", (GenericMethod<NormalThisPolicy, ConvertExceptionsToPromises>), reinterpret_cast<const JSJitInfo*>(&getStatusForPolicy_methodinfo), 0, JSPROP_ENUMERATE, nullptr),
451
  JS_FS_END
452
};
453
#if defined(__clang__)
454
#pragma clang diagnostic pop
455
#endif
456
457
// Can't be const because the pref-enabled boolean needs to be writable
458
static PrefableDisablers sMethods_disablers3 = {
459
  true, false, 0, nullptr
460
};
461
462
static const Prefable<const JSFunctionSpec> sMethods[] = {
463
  { nullptr, &sMethods_specs[0] },
464
  { &sMethods_disablers3, &sMethods_specs[3] },
465
  { nullptr, nullptr }
466
};
467
468
static_assert(2 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
469
    "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
470
static_assert(2 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
471
    "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");
472
473
// We deliberately use brace-elision to make Visual Studio produce better initalization code.
474
#if defined(__clang__)
475
#pragma clang diagnostic push
476
#pragma clang diagnostic ignored "-Wmissing-braces"
477
#endif
478
static const JSPropertySpec sAttributes_specs[] = {
479
  { "keySystem", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &keySystem_getterinfo, nullptr, nullptr },
480
  { nullptr, 0, nullptr, nullptr, nullptr, nullptr }
481
};
482
#if defined(__clang__)
483
#pragma clang diagnostic pop
484
#endif
485
486
487
static const Prefable<const JSPropertySpec> sAttributes[] = {
488
  { nullptr, &sAttributes_specs[0] },
489
  { nullptr, nullptr }
490
};
491
492
static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
493
    "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
494
static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
495
    "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");
496
497
498
static uint16_t sNativeProperties_sortedPropertyIndices[4];
499
static PropertyInfo sNativeProperties_propertyInfos[4];
500
501
static const NativePropertiesN<2> sNativeProperties = {
502
  false, 0,
503
  false, 0,
504
  true,  0 /* sMethods */,
505
  true,  1 /* sAttributes */,
506
  false, 0,
507
  false, 0,
508
  false, 0,
509
  -1,
510
  4,
511
  sNativeProperties_sortedPropertyIndices,
512
  {
513
    { sMethods, &sNativeProperties_propertyInfos[0] },
514
    { sAttributes, &sNativeProperties_propertyInfos[3] }
515
  }
516
};
517
static_assert(4 < 1ull << CHAR_BIT * sizeof(sNativeProperties.propertyInfoCount),
518
    "We have a property info count that is oversized");
519
520
static const DOMIfaceAndProtoJSClass sInterfaceObjectClass = {
521
  {
522
    "Function",
523
    JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_SLOTS_BASE),
524
    &sBoringInterfaceObjectClassClassOps,
525
    JS_NULL_CLASS_SPEC,
526
    JS_NULL_CLASS_EXT,
527
    &sInterfaceObjectClassObjectOps
528
  },
529
  eInterface,
530
  true,
531
  prototypes::id::MediaKeys,
532
  PrototypeTraits<prototypes::id::MediaKeys>::Depth,
533
  sNativePropertyHooks,
534
  "function MediaKeys() {\n    [native code]\n}",
535
  JS::GetRealmFunctionPrototype
536
};
537
538
static const DOMIfaceAndProtoJSClass sPrototypeClass = {
539
  {
540
    "MediaKeysPrototype",
541
    JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_PROTO_SLOTS_BASE),
542
    JS_NULL_CLASS_OPS,
543
    JS_NULL_CLASS_SPEC,
544
    JS_NULL_CLASS_EXT,
545
    JS_NULL_OBJECT_OPS
546
  },
547
  eInterfacePrototype,
548
  false,
549
  prototypes::id::MediaKeys,
550
  PrototypeTraits<prototypes::id::MediaKeys>::Depth,
551
  sNativePropertyHooks,
552
  "[object MediaKeysPrototype]",
553
  JS::GetRealmObjectPrototype
554
};
555
556
static const js::ClassOps sClassOps = {
557
  _addProperty, /* addProperty */
558
  nullptr,               /* delProperty */
559
  nullptr,               /* enumerate */
560
  nullptr, /* newEnumerate */
561
  nullptr, /* resolve */
562
  nullptr, /* mayResolve */
563
  _finalize, /* finalize */
564
  nullptr, /* call */
565
  nullptr,               /* hasInstance */
566
  nullptr,               /* construct */
567
  nullptr, /* trace */
568
};
569
570
static const js::ClassExtension sClassExtension = {
571
  nullptr, /* weakmapKeyDelegateOp */
572
  _objectMoved /* objectMovedOp */
573
};
574
575
static const DOMJSClass sClass = {
576
  { "MediaKeys",
577
    JSCLASS_IS_DOMJSCLASS | JSCLASS_FOREGROUND_FINALIZE | JSCLASS_HAS_RESERVED_SLOTS(1),
578
    &sClassOps,
579
    JS_NULL_CLASS_SPEC,
580
    &sClassExtension,
581
    JS_NULL_OBJECT_OPS
582
  },
583
  { prototypes::id::MediaKeys, 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 },
584
  IsBaseOf<nsISupports, mozilla::dom::MediaKeys >::value,
585
  sNativePropertyHooks,
586
  FindAssociatedGlobalForNative<mozilla::dom::MediaKeys>::Get,
587
  GetProtoObjectHandle,
588
  GetCCParticipant<mozilla::dom::MediaKeys>::Get()
589
};
590
static_assert(1 == DOM_INSTANCE_RESERVED_SLOTS,
591
              "Must have the right minimal number of reserved slots.");
592
static_assert(1 >= 1,
593
              "Must have enough reserved slots.");
594
595
const JSClass*
596
GetJSClass()
597
0
{
598
0
  return sClass.ToJSClass();
599
0
}
600
601
bool
602
Wrap(JSContext* aCx, mozilla::dom::MediaKeys* aObject, nsWrapperCache* aCache, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector)
603
0
{
604
0
  static_assert(!IsBaseOf<NonRefcountedDOMObject, mozilla::dom::MediaKeys>::value,
605
0
                "Shouldn't have wrappercached things that are not refcounted.");
606
0
  MOZ_ASSERT(static_cast<mozilla::dom::MediaKeys*>(aObject) ==
607
0
             reinterpret_cast<mozilla::dom::MediaKeys*>(aObject),
608
0
             "Multiple inheritance for mozilla::dom::MediaKeys is broken.");
609
0
  MOZ_ASSERT(ToSupportsIsCorrect(aObject));
610
0
  MOZ_ASSERT_IF(aGivenProto, js::IsObjectInContextCompartment(aGivenProto, aCx));
611
0
  MOZ_ASSERT(!aCache->GetWrapper(),
612
0
             "You should probably not be using Wrap() directly; use "
613
0
             "GetOrCreateDOMReflector instead");
614
0
615
0
  MOZ_ASSERT(ToSupportsIsOnPrimaryInheritanceChain(aObject, aCache),
616
0
             "nsISupports must be on our primary inheritance chain");
617
0
618
0
  JS::Rooted<JSObject*> global(aCx, FindAssociatedGlobal(aCx, aObject->GetParentObject()));
619
0
  if (!global) {
620
0
    return false;
621
0
  }
622
0
  MOZ_ASSERT(JS_IsGlobalObject(global));
623
0
  MOZ_ASSERT(JS::ObjectIsNotGray(global));
624
0
625
0
  // That might have ended up wrapping us already, due to the wonders
626
0
  // of XBL.  Check for that, and bail out as needed.
627
0
  aReflector.set(aCache->GetWrapper());
628
0
  if (aReflector) {
629
#ifdef DEBUG
630
    AssertReflectorHasGivenProto(aCx, aReflector, aGivenProto);
631
#endif // DEBUG
632
    return true;
633
0
  }
634
0
635
0
  JSAutoRealm ar(aCx, global);
636
0
  JS::Handle<JSObject*> canonicalProto = GetProtoObjectHandle(aCx);
637
0
  if (!canonicalProto) {
638
0
    return false;
639
0
  }
640
0
  JS::Rooted<JSObject*> proto(aCx);
641
0
  if (aGivenProto) {
642
0
    proto = aGivenProto;
643
0
    // Unfortunately, while aGivenProto was in the compartment of aCx
644
0
    // coming in, we changed compartments to that of "parent" so may need
645
0
    // to wrap the proto here.
646
0
    if (js::GetContextCompartment(aCx) != js::GetObjectCompartment(proto)) {
647
0
      if (!JS_WrapObject(aCx, &proto)) {
648
0
        return false;
649
0
      }
650
0
    }
651
0
  } else {
652
0
    proto = canonicalProto;
653
0
  }
654
0
655
0
  BindingJSObjectCreator<mozilla::dom::MediaKeys> creator(aCx);
656
0
  creator.CreateObject(aCx, sClass.ToJSClass(), proto, aObject, aReflector);
657
0
  if (!aReflector) {
658
0
    return false;
659
0
  }
660
0
661
0
  aCache->SetWrapper(aReflector);
662
0
  creator.InitializationSucceeded();
663
0
664
0
  MOZ_ASSERT(aCache->GetWrapperPreserveColor() &&
665
0
             aCache->GetWrapperPreserveColor() == aReflector);
666
0
  // If proto != canonicalProto, we have to preserve our wrapper;
667
0
  // otherwise we won't be able to properly recreate it later, since
668
0
  // we won't know what proto to use.  Note that we don't check
669
0
  // aGivenProto here, since it's entirely possible (and even
670
0
  // somewhat common) to have a non-null aGivenProto which is the
671
0
  // same as canonicalProto.
672
0
  if (proto != canonicalProto) {
673
0
    PreserveWrapper(aObject);
674
0
  }
675
0
676
0
  return true;
677
0
}
678
679
const NativePropertyHooks sNativePropertyHooks[] = { {
680
  nullptr,
681
  nullptr,
682
  nullptr,
683
  { sNativeProperties.Upcast(), nullptr },
684
  prototypes::id::MediaKeys,
685
  constructors::id::MediaKeys,
686
  nullptr,
687
  &DefaultXrayExpandoObjectClass
688
} };
689
690
void
691
CreateInterfaceObjects(JSContext* aCx, JS::Handle<JSObject*> aGlobal, ProtoAndIfaceCache& aProtoAndIfaceCache, bool aDefineOnGlobal)
692
0
{
693
0
  JS::Rooted<JSObject*> parentProto(aCx, JS::GetRealmObjectPrototype(aCx));
694
0
  if (!parentProto) {
695
0
    return;
696
0
  }
697
0
698
0
  JS::Rooted<JSObject*> constructorProto(aCx, JS::GetRealmFunctionPrototype(aCx));
699
0
  if (!constructorProto) {
700
0
    return;
701
0
  }
702
0
703
0
  static bool sIdsInited = false;
704
0
  if (!sIdsInited && NS_IsMainThread()) {
705
0
    if (!InitIds(aCx, sNativeProperties.Upcast())) {
706
0
      return;
707
0
    }
708
0
    sIdsInited = true;
709
0
  }
710
0
711
0
  static bool sPrefCachesInited = false;
712
0
  if (!sPrefCachesInited && NS_IsMainThread()) {
713
0
    sPrefCachesInited = true;
714
0
    Preferences::AddBoolVarCache(&sMethods[1].disablers->enabled, "media.eme.hdcp-policy-check.enabled");
715
0
  }
716
0
717
0
  JS::Heap<JSObject*>* protoCache = &aProtoAndIfaceCache.EntrySlotOrCreate(prototypes::id::MediaKeys);
718
0
  JS::Heap<JSObject*>* interfaceCache = &aProtoAndIfaceCache.EntrySlotOrCreate(constructors::id::MediaKeys);
719
0
  dom::CreateInterfaceObjects(aCx, aGlobal, parentProto,
720
0
                              &sPrototypeClass.mBase, protoCache,
721
0
                              nullptr,
722
0
                              constructorProto, &sInterfaceObjectClass.mBase, 0, nullptr,
723
0
                              interfaceCache,
724
0
                              sNativeProperties.Upcast(),
725
0
                              nullptr,
726
0
                              "MediaKeys", aDefineOnGlobal,
727
0
                              nullptr,
728
0
                              false);
729
0
}
730
731
JSObject*
732
GetConstructorObject(JSContext* aCx)
733
0
{
734
0
  return GetConstructorObjectHandle(aCx);
735
0
}
736
737
} // namespace MediaKeys_Binding
738
739
740
741
} // namespace dom
742
} // namespace mozilla