/work/obj-fuzz/dom/bindings/MediaKeySystemAccessBinding.cpp

Source (jump to first uncovered line)
/* THIS FILE IS AUTOGENERATED FROM MediaKeySystemAccess.webidl BY Codegen.py - DO NOT EDIT */

#include "AtomList.h"
#include "MediaKeySystemAccessBinding.h"
#include "WrapperFactory.h"
#include "jsapi.h"
#include "mozilla/OwningNonNull.h"
#include "mozilla/dom/BindingUtils.h"
#include "mozilla/dom/DOMJSClass.h"
#include "mozilla/dom/MediaKeySystemAccess.h"
#include "mozilla/dom/NonRefcountedDOMObject.h"
#include "mozilla/dom/Promise.h"
#include "mozilla/dom/ScriptSettings.h"
#include "mozilla/dom/SimpleGlobalObject.h"
#include "mozilla/dom/ToJSValue.h"
#include "mozilla/dom/XrayExpandoClass.h"

namespace mozilla {
namespace dom {

namespace binding_detail {}; // Just to make sure it's known as a namespace
using namespace mozilla::dom::binding_detail;


namespace MediaKeysRequirementValues {
extern const EnumEntry strings[4] = {
  {"required", 8},
  {"optional", 8},
  {"not-allowed", 11},
  { nullptr, 0 }
};
} // namespace MediaKeysRequirementValues

bool
ToJSValue(JSContext* aCx, MediaKeysRequirement aArgument, JS::MutableHandle<JS::Value> aValue)
{
  MOZ_ASSERT(uint32_t(aArgument) < ArrayLength(MediaKeysRequirementValues::strings));
  JSString* resultStr =
    JS_NewStringCopyN(aCx, MediaKeysRequirementValues::strings[uint32_t(aArgument)].value,
                      MediaKeysRequirementValues::strings[uint32_t(aArgument)].length);
  if (!resultStr) {
    return false;
  }
  aValue.setString(resultStr);
  return true;
}



MediaKeySystemMediaCapability::MediaKeySystemMediaCapability()
{
  // Safe to pass a null context if we pass a null value
  Init(nullptr, JS::NullHandleValue);
}



bool
MediaKeySystemMediaCapability::InitIds(JSContext* cx, MediaKeySystemMediaCapabilityAtoms* atomsCache)
{
  MOZ_ASSERT(!*reinterpret_cast<jsid**>(atomsCache));

  // Initialize these in reverse order so that any failure leaves the first one
  // uninitialized.
  if (!atomsCache->robustness_id.init(cx, "robustness") ||
      !atomsCache->contentType_id.init(cx, "contentType")) {
    return false;
  }
  return true;
}

bool
MediaKeySystemMediaCapability::Init(JSContext* cx, JS::Handle<JS::Value> val, const char* sourceDescription, bool passedToJSImpl)
{
  // Passing a null JSContext is OK only if we're initing from null,
  // Since in that case we will not have to do any property gets
  // Also evaluate isNullOrUndefined in order to avoid false-positive
  // checkers by static analysis tools
  MOZ_ASSERT_IF(!cx, val.isNull() && val.isNullOrUndefined());
  MediaKeySystemMediaCapabilityAtoms* atomsCache = nullptr;
  if (cx) {
    atomsCache = GetAtomCache<MediaKeySystemMediaCapabilityAtoms>(cx);
    if (!*reinterpret_cast<jsid**>(atomsCache) && !InitIds(cx, atomsCache)) {
      return false;
    }
  }

  if (!IsConvertibleToDictionary(val)) {
    return ThrowErrorMessage(cx, MSG_NOT_DICTIONARY, sourceDescription);
  }

  bool isNull = val.isNullOrUndefined();
  // We only need these if !isNull, in which case we have |cx|.
  Maybe<JS::Rooted<JSObject *> > object;
  Maybe<JS::Rooted<JS::Value> > temp;
  if (!isNull) {
    MOZ_ASSERT(cx);
    object.emplace(cx, &val.toObject());
    temp.emplace(cx);
  }
  if (!isNull) {
    if (!JS_GetPropertyById(cx, *object, atomsCache->contentType_id, temp.ptr())) {
      return false;
    }
  }
  if (!isNull && !temp->isUndefined()) {
    if (!ConvertJSValueToString(cx, temp.ref(), eStringify, eStringify, mContentType)) {
      return false;
    }
  } else {
    static const char16_t data[] = { 0 };
    mContentType.Rebind(data, ArrayLength(data) - 1);
  }
  mIsAnyMemberPresent = true;

  if (!isNull) {
    if (!JS_GetPropertyById(cx, *object, atomsCache->robustness_id, temp.ptr())) {
      return false;
    }
  }
  if (!isNull && !temp->isUndefined()) {
    if (!ConvertJSValueToString(cx, temp.ref(), eStringify, eStringify, mRobustness)) {
      return false;
    }
  } else {
    static const char16_t data[] = { 0 };
    mRobustness.Rebind(data, ArrayLength(data) - 1);
  }
  mIsAnyMemberPresent = true;
  return true;
}

bool
MediaKeySystemMediaCapability::Init(const nsAString& aJSON)
{
  AutoJSAPI jsapi;
  JSObject* cleanGlobal = SimpleGlobalObject::Create(SimpleGlobalObject::GlobalType::BindingDetail);
  if (!cleanGlobal) {
    return false;
  }
  if (!jsapi.Init(cleanGlobal)) {
    return false;
  }
  JSContext* cx = jsapi.cx();
  JS::Rooted<JS::Value> json(cx);
  bool ok = ParseJSON(cx, aJSON, &json);
  NS_ENSURE_TRUE(ok, false);
  return Init(cx, json);
}

bool
MediaKeySystemMediaCapability::ToObjectInternal(JSContext* cx, JS::MutableHandle<JS::Value> rval) const
{
  MediaKeySystemMediaCapabilityAtoms* atomsCache = GetAtomCache<MediaKeySystemMediaCapabilityAtoms>(cx);
  if (!*reinterpret_cast<jsid**>(atomsCache) && !InitIds(cx, atomsCache)) {
    return false;
  }

  JS::Rooted<JSObject*> obj(cx, JS_NewPlainObject(cx));
  if (!obj) {
    return false;
  }
  rval.set(JS::ObjectValue(*obj));

  do {
    // block for our 'break' successCode and scope for 'temp' and 'currentValue'
    JS::Rooted<JS::Value> temp(cx);
    nsString const & currentValue = mContentType;
    if (!xpc::NonVoidStringToJsval(cx, currentValue, &temp)) {
      return false;
    }
    if (!JS_DefinePropertyById(cx, obj, atomsCache->contentType_id, temp, JSPROP_ENUMERATE)) {
      return false;
    }
    break;
  } while(false);

  do {
    // block for our 'break' successCode and scope for 'temp' and 'currentValue'
    JS::Rooted<JS::Value> temp(cx);
    nsString const & currentValue = mRobustness;
    if (!xpc::NonVoidStringToJsval(cx, currentValue, &temp)) {
      return false;
    }
    if (!JS_DefinePropertyById(cx, obj, atomsCache->robustness_id, temp, JSPROP_ENUMERATE)) {
      return false;
    }
    break;
  } while(false);

  return true;
}

bool
MediaKeySystemMediaCapability::ToJSON(nsAString& aJSON) const
{
  AutoJSAPI jsapi;
  jsapi.Init();
  JSContext *cx = jsapi.cx();
  // It's safe to use UnprivilegedJunkScopeOrWorkerGlobal here
  // because we'll only be creating objects, in ways that have no
  // side-effects, followed by a call to JS::ToJSONMaybeSafely,
  // which likewise guarantees no side-effects for the sorts of
  // things we will pass it.
  JSAutoRealm ar(cx, UnprivilegedJunkScopeOrWorkerGlobal());
  JS::Rooted<JS::Value> val(cx);
  if (!ToObjectInternal(cx, &val)) {
    return false;
  }
  JS::Rooted<JSObject*> obj(cx, &val.toObject());
  return StringifyToJSON(cx, obj, aJSON);
}

void
MediaKeySystemMediaCapability::TraceDictionary(JSTracer* trc)
{
}

MediaKeySystemMediaCapability&
MediaKeySystemMediaCapability::operator=(const MediaKeySystemMediaCapability& aOther)
{
  DictionaryBase::operator=(aOther);
  mContentType = aOther.mContentType;
  mRobustness = aOther.mRobustness;
  return *this;
}

namespace binding_detail {
} // namespace binding_detail



MediaKeySystemConfiguration::MediaKeySystemConfiguration()
{
  // Safe to pass a null context if we pass a null value
  Init(nullptr, JS::NullHandleValue);
}



bool
MediaKeySystemConfiguration::InitIds(JSContext* cx, MediaKeySystemConfigurationAtoms* atomsCache)
{
  MOZ_ASSERT(!*reinterpret_cast<jsid**>(atomsCache));

  // Initialize these in reverse order so that any failure leaves the first one
  // uninitialized.
  if (!atomsCache->videoCapabilities_id.init(cx, "videoCapabilities") ||
      !atomsCache->sessionTypes_id.init(cx, "sessionTypes") ||
      !atomsCache->persistentState_id.init(cx, "persistentState") ||
      !atomsCache->label_id.init(cx, "label") ||
      !atomsCache->initDataTypes_id.init(cx, "initDataTypes") ||
      !atomsCache->distinctiveIdentifier_id.init(cx, "distinctiveIdentifier") ||
      !atomsCache->audioCapabilities_id.init(cx, "audioCapabilities")) {
    return false;
  }
  return true;
}

bool
MediaKeySystemConfiguration::Init(JSContext* cx, JS::Handle<JS::Value> val, const char* sourceDescription, bool passedToJSImpl)
{
  // Passing a null JSContext is OK only if we're initing from null,
  // Since in that case we will not have to do any property gets
  // Also evaluate isNullOrUndefined in order to avoid false-positive
  // checkers by static analysis tools
  MOZ_ASSERT_IF(!cx, val.isNull() && val.isNullOrUndefined());
  MediaKeySystemConfigurationAtoms* atomsCache = nullptr;
  if (cx) {
    atomsCache = GetAtomCache<MediaKeySystemConfigurationAtoms>(cx);
    if (!*reinterpret_cast<jsid**>(atomsCache) && !InitIds(cx, atomsCache)) {
      return false;
    }
  }

  if (!IsConvertibleToDictionary(val)) {
    return ThrowErrorMessage(cx, MSG_NOT_DICTIONARY, sourceDescription);
  }

  bool isNull = val.isNullOrUndefined();
  // We only need these if !isNull, in which case we have |cx|.
  Maybe<JS::Rooted<JSObject *> > object;
  Maybe<JS::Rooted<JS::Value> > temp;
  if (!isNull) {
    MOZ_ASSERT(cx);
    object.emplace(cx, &val.toObject());
    temp.emplace(cx);
  }
  if (!isNull) {
    if (!JS_GetPropertyById(cx, *object, atomsCache->audioCapabilities_id, temp.ptr())) {
      return false;
    }
  }
  if (!isNull && !temp->isUndefined()) {
    if (temp.ref().isObject()) {
      JS::ForOfIterator iter(cx);
      if (!iter.init(temp.ref(), JS::ForOfIterator::AllowNonIterable)) {
        return false;
      }
      if (!iter.valueIsIterable()) {
        ThrowErrorMessage(cx, MSG_NOT_SEQUENCE, "'audioCapabilities' member of MediaKeySystemConfiguration");
        return false;
      }
      Sequence<MediaKeySystemMediaCapability> &arr = mAudioCapabilities;
      JS::Rooted<JS::Value> temp(cx);
      while (true) {
        bool done;
        if (!iter.next(&temp, &done)) {
          return false;
        }
        if (done) {
          break;
        }
        MediaKeySystemMediaCapability* slotPtr = arr.AppendElement(mozilla::fallible);
        if (!slotPtr) {
          JS_ReportOutOfMemory(cx);
          return false;
        }
        MediaKeySystemMediaCapability& slot = *slotPtr;
        if (!slot.Init(cx, temp,  "Element of 'audioCapabilities' member of MediaKeySystemConfiguration", passedToJSImpl)) {
          return false;
        }
      }
    } else {
      ThrowErrorMessage(cx, MSG_NOT_SEQUENCE, "'audioCapabilities' member of MediaKeySystemConfiguration");
      return false;
    }
  } else {
    /* Array is already empty; nothing to do */
  }
  mIsAnyMemberPresent = true;

  if (!isNull) {
    if (!JS_GetPropertyById(cx, *object, atomsCache->distinctiveIdentifier_id, temp.ptr())) {
      return false;
    }
  }
  if (!isNull && !temp->isUndefined()) {
    {
      int index;
      if (!FindEnumStringIndex<true>(cx, temp.ref(), MediaKeysRequirementValues::strings, "MediaKeysRequirement", "'distinctiveIdentifier' member of MediaKeySystemConfiguration", &index)) {
        return false;
      }
      MOZ_ASSERT(index >= 0);
      mDistinctiveIdentifier = static_cast<MediaKeysRequirement>(index);
    }
  } else {
    mDistinctiveIdentifier = MediaKeysRequirement::Optional;
  }
  mIsAnyMemberPresent = true;

  if (!isNull) {
    if (!JS_GetPropertyById(cx, *object, atomsCache->initDataTypes_id, temp.ptr())) {
      return false;
    }
  }
  if (!isNull && !temp->isUndefined()) {
    if (temp.ref().isObject()) {
      JS::ForOfIterator iter(cx);
      if (!iter.init(temp.ref(), JS::ForOfIterator::AllowNonIterable)) {
        return false;
      }
      if (!iter.valueIsIterable()) {
        ThrowErrorMessage(cx, MSG_NOT_SEQUENCE, "'initDataTypes' member of MediaKeySystemConfiguration");
        return false;
      }
      Sequence<nsString> &arr = mInitDataTypes;
      JS::Rooted<JS::Value> temp(cx);
      while (true) {
        bool done;
        if (!iter.next(&temp, &done)) {
          return false;
        }
        if (done) {
          break;
        }
        nsString* slotPtr = arr.AppendElement(mozilla::fallible);
        if (!slotPtr) {
          JS_ReportOutOfMemory(cx);
          return false;
        }
        nsString& slot = *slotPtr;
        if (!ConvertJSValueToString(cx, temp, eStringify, eStringify, slot)) {
          return false;
        }
      }
    } else {
      ThrowErrorMessage(cx, MSG_NOT_SEQUENCE, "'initDataTypes' member of MediaKeySystemConfiguration");
      return false;
    }
  } else {
    /* Array is already empty; nothing to do */
  }
  mIsAnyMemberPresent = true;

  if (!isNull) {
    if (!JS_GetPropertyById(cx, *object, atomsCache->label_id, temp.ptr())) {
      return false;
    }
  }
  if (!isNull && !temp->isUndefined()) {
    if (!ConvertJSValueToString(cx, temp.ref(), eStringify, eStringify, mLabel)) {
      return false;
    }
  } else {
    static const char16_t data[] = { 0 };
    mLabel.Rebind(data, ArrayLength(data) - 1);
  }
  mIsAnyMemberPresent = true;

  if (!isNull) {
    if (!JS_GetPropertyById(cx, *object, atomsCache->persistentState_id, temp.ptr())) {
      return false;
    }
  }
  if (!isNull && !temp->isUndefined()) {
    {
      int index;
      if (!FindEnumStringIndex<true>(cx, temp.ref(), MediaKeysRequirementValues::strings, "MediaKeysRequirement", "'persistentState' member of MediaKeySystemConfiguration", &index)) {
        return false;
      }
      MOZ_ASSERT(index >= 0);
      mPersistentState = static_cast<MediaKeysRequirement>(index);
    }
  } else {
    mPersistentState = MediaKeysRequirement::Optional;
  }
  mIsAnyMemberPresent = true;

  if (!isNull) {
    if (!JS_GetPropertyById(cx, *object, atomsCache->sessionTypes_id, temp.ptr())) {
      return false;
    }
  }
  if (!isNull && !temp->isUndefined()) {
    mSessionTypes.Construct();
    if (temp.ref().isObject()) {
      JS::ForOfIterator iter(cx);
      if (!iter.init(temp.ref(), JS::ForOfIterator::AllowNonIterable)) {
        return false;
      }
      if (!iter.valueIsIterable()) {
        ThrowErrorMessage(cx, MSG_NOT_SEQUENCE, "'sessionTypes' member of MediaKeySystemConfiguration");
        return false;
      }
      Sequence<nsString> &arr = (mSessionTypes.Value());
      JS::Rooted<JS::Value> temp(cx);
      while (true) {
        bool done;
        if (!iter.next(&temp, &done)) {
          return false;
        }
        if (done) {
          break;
        }
        nsString* slotPtr = arr.AppendElement(mozilla::fallible);
        if (!slotPtr) {
          JS_ReportOutOfMemory(cx);
          return false;
        }
        nsString& slot = *slotPtr;
        if (!ConvertJSValueToString(cx, temp, eStringify, eStringify, slot)) {
          return false;
        }
      }
    } else {
      ThrowErrorMessage(cx, MSG_NOT_SEQUENCE, "'sessionTypes' member of MediaKeySystemConfiguration");
      return false;
    }
    mIsAnyMemberPresent = true;
  }

  if (!isNull) {
    if (!JS_GetPropertyById(cx, *object, atomsCache->videoCapabilities_id, temp.ptr())) {
      return false;
    }
  }
  if (!isNull && !temp->isUndefined()) {
    if (temp.ref().isObject()) {
      JS::ForOfIterator iter(cx);
      if (!iter.init(temp.ref(), JS::ForOfIterator::AllowNonIterable)) {
        return false;
      }
      if (!iter.valueIsIterable()) {
        ThrowErrorMessage(cx, MSG_NOT_SEQUENCE, "'videoCapabilities' member of MediaKeySystemConfiguration");
        return false;
      }
      Sequence<MediaKeySystemMediaCapability> &arr = mVideoCapabilities;
      JS::Rooted<JS::Value> temp(cx);
      while (true) {
        bool done;
        if (!iter.next(&temp, &done)) {
          return false;
        }
        if (done) {
          break;
        }
        MediaKeySystemMediaCapability* slotPtr = arr.AppendElement(mozilla::fallible);
        if (!slotPtr) {
          JS_ReportOutOfMemory(cx);
          return false;
        }
        MediaKeySystemMediaCapability& slot = *slotPtr;
        if (!slot.Init(cx, temp,  "Element of 'videoCapabilities' member of MediaKeySystemConfiguration", passedToJSImpl)) {
          return false;
        }
      }
    } else {
      ThrowErrorMessage(cx, MSG_NOT_SEQUENCE, "'videoCapabilities' member of MediaKeySystemConfiguration");
      return false;
    }
  } else {
    /* Array is already empty; nothing to do */
  }
  mIsAnyMemberPresent = true;
  return true;
}

bool
MediaKeySystemConfiguration::Init(const nsAString& aJSON)
{
  AutoJSAPI jsapi;
  JSObject* cleanGlobal = SimpleGlobalObject::Create(SimpleGlobalObject::GlobalType::BindingDetail);
  if (!cleanGlobal) {
    return false;
  }
  if (!jsapi.Init(cleanGlobal)) {
    return false;
  }
  JSContext* cx = jsapi.cx();
  JS::Rooted<JS::Value> json(cx);
  bool ok = ParseJSON(cx, aJSON, &json);
  NS_ENSURE_TRUE(ok, false);
  return Init(cx, json);
}

bool
MediaKeySystemConfiguration::ToObjectInternal(JSContext* cx, JS::MutableHandle<JS::Value> rval) const
{
  MediaKeySystemConfigurationAtoms* atomsCache = GetAtomCache<MediaKeySystemConfigurationAtoms>(cx);
  if (!*reinterpret_cast<jsid**>(atomsCache) && !InitIds(cx, atomsCache)) {
    return false;
  }

  JS::Rooted<JSObject*> obj(cx, JS_NewPlainObject(cx));
  if (!obj) {
    return false;
  }
  rval.set(JS::ObjectValue(*obj));

  do {
    // block for our 'break' successCode and scope for 'temp' and 'currentValue'
    JS::Rooted<JS::Value> temp(cx);
    Sequence<MediaKeySystemMediaCapability> const & currentValue = mAudioCapabilities;

    uint32_t length = currentValue.Length();
    JS::Rooted<JSObject*> returnArray(cx, JS_NewArrayObject(cx, length));
    if (!returnArray) {
      return false;
    }
    // Scope for 'tmp'
    {
      JS::Rooted<JS::Value> tmp(cx);
      for (uint32_t sequenceIdx0 = 0; sequenceIdx0 < length; ++sequenceIdx0) {
        // Control block to let us common up the JS_DefineElement calls when there
        // are different ways to succeed at wrapping the object.
        do {
          if (!currentValue[sequenceIdx0].ToObjectInternal(cx, &tmp)) {
            return false;
          }
          break;
        } while (false);
        if (!JS_DefineElement(cx, returnArray, sequenceIdx0, tmp,
                              JSPROP_ENUMERATE)) {
          return false;
        }
      }
    }
    temp.setObject(*returnArray);
    if (!JS_DefinePropertyById(cx, obj, atomsCache->audioCapabilities_id, temp, JSPROP_ENUMERATE)) {
      return false;
    }
    break;
  } while(false);

  do {
    // block for our 'break' successCode and scope for 'temp' and 'currentValue'
    JS::Rooted<JS::Value> temp(cx);
    MediaKeysRequirement const & currentValue = mDistinctiveIdentifier;
    if (!ToJSValue(cx, currentValue, &temp)) {
      return false;
    }
    if (!JS_DefinePropertyById(cx, obj, atomsCache->distinctiveIdentifier_id, temp, JSPROP_ENUMERATE)) {
      return false;
    }
    break;
  } while(false);

  do {
    // block for our 'break' successCode and scope for 'temp' and 'currentValue'
    JS::Rooted<JS::Value> temp(cx);
    Sequence<nsString> const & currentValue = mInitDataTypes;

    uint32_t length = currentValue.Length();
    JS::Rooted<JSObject*> returnArray(cx, JS_NewArrayObject(cx, length));
    if (!returnArray) {
      return false;
    }
    // Scope for 'tmp'
    {
      JS::Rooted<JS::Value> tmp(cx);
      for (uint32_t sequenceIdx0 = 0; sequenceIdx0 < length; ++sequenceIdx0) {
        // Control block to let us common up the JS_DefineElement calls when there
        // are different ways to succeed at wrapping the object.
        do {
          if (!xpc::NonVoidStringToJsval(cx, currentValue[sequenceIdx0], &tmp)) {
            return false;
          }
          break;
        } while (false);
        if (!JS_DefineElement(cx, returnArray, sequenceIdx0, tmp,
                              JSPROP_ENUMERATE)) {
          return false;
        }
      }
    }
    temp.setObject(*returnArray);
    if (!JS_DefinePropertyById(cx, obj, atomsCache->initDataTypes_id, temp, JSPROP_ENUMERATE)) {
      return false;
    }
    break;
  } while(false);

  do {
    // block for our 'break' successCode and scope for 'temp' and 'currentValue'
    JS::Rooted<JS::Value> temp(cx);
    nsString const & currentValue = mLabel;
    if (!xpc::NonVoidStringToJsval(cx, currentValue, &temp)) {
      return false;
    }
    if (!JS_DefinePropertyById(cx, obj, atomsCache->label_id, temp, JSPROP_ENUMERATE)) {
      return false;
    }
    break;
  } while(false);

  do {
    // block for our 'break' successCode and scope for 'temp' and 'currentValue'
    JS::Rooted<JS::Value> temp(cx);
    MediaKeysRequirement const & currentValue = mPersistentState;
    if (!ToJSValue(cx, currentValue, &temp)) {
      return false;
    }
    if (!JS_DefinePropertyById(cx, obj, atomsCache->persistentState_id, temp, JSPROP_ENUMERATE)) {
      return false;
    }
    break;
  } while(false);

  if (mSessionTypes.WasPassed()) {
    do {
      // block for our 'break' successCode and scope for 'temp' and 'currentValue'
      JS::Rooted<JS::Value> temp(cx);
      Sequence<nsString> const & currentValue = mSessionTypes.InternalValue();

      uint32_t length = currentValue.Length();
      JS::Rooted<JSObject*> returnArray(cx, JS_NewArrayObject(cx, length));
      if (!returnArray) {
        return false;
      }
      // Scope for 'tmp'
      {
        JS::Rooted<JS::Value> tmp(cx);
        for (uint32_t sequenceIdx0 = 0; sequenceIdx0 < length; ++sequenceIdx0) {
          // Control block to let us common up the JS_DefineElement calls when there
          // are different ways to succeed at wrapping the object.
          do {
            if (!xpc::NonVoidStringToJsval(cx, currentValue[sequenceIdx0], &tmp)) {
              return false;
            }
            break;
          } while (false);
          if (!JS_DefineElement(cx, returnArray, sequenceIdx0, tmp,
                                JSPROP_ENUMERATE)) {
            return false;
          }
        }
      }
      temp.setObject(*returnArray);
      if (!JS_DefinePropertyById(cx, obj, atomsCache->sessionTypes_id, temp, JSPROP_ENUMERATE)) {
        return false;
      }
      break;
    } while(false);
  }

  do {
    // block for our 'break' successCode and scope for 'temp' and 'currentValue'
    JS::Rooted<JS::Value> temp(cx);
    Sequence<MediaKeySystemMediaCapability> const & currentValue = mVideoCapabilities;

    uint32_t length = currentValue.Length();
    JS::Rooted<JSObject*> returnArray(cx, JS_NewArrayObject(cx, length));
    if (!returnArray) {
      return false;
    }
    // Scope for 'tmp'
    {
      JS::Rooted<JS::Value> tmp(cx);
      for (uint32_t sequenceIdx0 = 0; sequenceIdx0 < length; ++sequenceIdx0) {
        // Control block to let us common up the JS_DefineElement calls when there
        // are different ways to succeed at wrapping the object.
        do {
          if (!currentValue[sequenceIdx0].ToObjectInternal(cx, &tmp)) {
            return false;
          }
          break;
        } while (false);
        if (!JS_DefineElement(cx, returnArray, sequenceIdx0, tmp,
                              JSPROP_ENUMERATE)) {
          return false;
        }
      }
    }
    temp.setObject(*returnArray);
    if (!JS_DefinePropertyById(cx, obj, atomsCache->videoCapabilities_id, temp, JSPROP_ENUMERATE)) {
      return false;
    }
    break;
  } while(false);

  return true;
}

bool
MediaKeySystemConfiguration::ToJSON(nsAString& aJSON) const
{
  AutoJSAPI jsapi;
  jsapi.Init();
  JSContext *cx = jsapi.cx();
  // It's safe to use UnprivilegedJunkScopeOrWorkerGlobal here
  // because we'll only be creating objects, in ways that have no
  // side-effects, followed by a call to JS::ToJSONMaybeSafely,
  // which likewise guarantees no side-effects for the sorts of
  // things we will pass it.
  JSAutoRealm ar(cx, UnprivilegedJunkScopeOrWorkerGlobal());
  JS::Rooted<JS::Value> val(cx);
  if (!ToObjectInternal(cx, &val)) {
    return false;
  }
  JS::Rooted<JSObject*> obj(cx, &val.toObject());
  return StringifyToJSON(cx, obj, aJSON);
}

void
MediaKeySystemConfiguration::TraceDictionary(JSTracer* trc)
{
}

MediaKeySystemConfiguration&
MediaKeySystemConfiguration::operator=(const MediaKeySystemConfiguration& aOther)
{
  DictionaryBase::operator=(aOther);
  mAudioCapabilities = aOther.mAudioCapabilities;
  mDistinctiveIdentifier = aOther.mDistinctiveIdentifier;
  mInitDataTypes = aOther.mInitDataTypes;
  mLabel = aOther.mLabel;
  mPersistentState = aOther.mPersistentState;
  mSessionTypes.Reset();
  if (aOther.mSessionTypes.WasPassed()) {
    mSessionTypes.Construct(aOther.mSessionTypes.Value());
  }
  mVideoCapabilities = aOther.mVideoCapabilities;
  return *this;
}

namespace binding_detail {
} // namespace binding_detail


namespace MediaKeySystemAccess_Binding {

MOZ_CAN_RUN_SCRIPT static bool
get_keySystem(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::MediaKeySystemAccess* self, JSJitGetterCallArgs args)
{
  AUTO_PROFILER_LABEL_FAST("get MediaKeySystemAccess.keySystem", DOM, cx);

  DOMString result;
  self->GetKeySystem(result);
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  if (!xpc::NonVoidStringToJsval(cx, result, args.rval())) {
    return false;
  }
  return true;
}

static const JSJitInfo keySystem_getterinfo = {
  { (JSJitGetterOp)get_keySystem },
  { prototypes::id::MediaKeySystemAccess },
  { PrototypeTraits<prototypes::id::MediaKeySystemAccess>::Depth },
  JSJitInfo::Getter,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_STRING,  /* returnType.  Not relevant for setters. */
  false,  /* isInfallible. False in setters. */
  false,  /* isMovable.  Not relevant for setters. */
  false, /* isEliminatable.  Not relevant for setters. */
  false, /* isAlwaysInSlot.  Only relevant for getters. */
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
  false,  /* isTypedMethod.  Only relevant for methods. */
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
};
static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
static_assert(0 < 1, "There is no slot for us");

MOZ_CAN_RUN_SCRIPT static bool
getConfiguration(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::MediaKeySystemAccess* self, const JSJitMethodCallArgs& args)
{
  AUTO_PROFILER_LABEL_FAST("MediaKeySystemAccess.getConfiguration", DOM, cx);

  MediaKeySystemConfiguration result;
  self->GetConfiguration(result);
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  if (!result.ToObjectInternal(cx, args.rval())) {
    return false;
  }
  return true;
}

static const JSJitInfo getConfiguration_methodinfo = {
  { (JSJitGetterOp)getConfiguration },
  { prototypes::id::MediaKeySystemAccess },
  { PrototypeTraits<prototypes::id::MediaKeySystemAccess>::Depth },
  JSJitInfo::Method,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_OBJECT,  /* returnType.  Not relevant for setters. */
  false,  /* isInfallible. False in setters. */
  false,  /* isMovable.  Not relevant for setters. */
  false, /* isEliminatable.  Not relevant for setters. */
  false, /* isAlwaysInSlot.  Only relevant for getters. */
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
  false,  /* isTypedMethod.  Only relevant for methods. */
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
};
static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
static_assert(0 < 1, "There is no slot for us");

MOZ_CAN_RUN_SCRIPT static bool
createMediaKeys(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::MediaKeySystemAccess* self, const JSJitMethodCallArgs& args)
{
  AUTO_PROFILER_LABEL_FAST("MediaKeySystemAccess.createMediaKeys", DOM, cx);

  FastErrorResult rv;
  auto result(StrongOrRawPtr<Promise>(self->CreateMediaKeys(rv)));
  if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
    return false;
  }
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
  static_assert(!IsPointer<decltype(result)>::value,
                "NewObject implies that we need to keep the object alive with a strong reference.");
  if (!ToJSValue(cx, result, args.rval())) {
    return false;
  }
  return true;
}

MOZ_CAN_RUN_SCRIPT static bool
createMediaKeys_promiseWrapper(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::MediaKeySystemAccess* self, const JSJitMethodCallArgs& args)
{
  bool ok = createMediaKeys(cx, obj, self, args);
  if (ok) {
    return true;
  }
  return ConvertExceptionToPromise(cx, args.rval());
}

static const JSJitInfo createMediaKeys_methodinfo = {
  { (JSJitGetterOp)createMediaKeys_promiseWrapper },
  { prototypes::id::MediaKeySystemAccess },
  { PrototypeTraits<prototypes::id::MediaKeySystemAccess>::Depth },
  JSJitInfo::Method,
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
  JSVAL_TYPE_OBJECT,  /* returnType.  Not relevant for setters. */
  false,  /* isInfallible. False in setters. */
  false,  /* isMovable.  Not relevant for setters. */
  false, /* isEliminatable.  Not relevant for setters. */
  false, /* isAlwaysInSlot.  Only relevant for getters. */
  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
  false,  /* isTypedMethod.  Only relevant for methods. */
  0   /* Reserved slot index, if we're stored in a slot, else 0. */
};
static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
static_assert(0 < 1, "There is no slot for us");

static bool
_addProperty(JSContext* cx, JS::Handle<JSObject*> obj, JS::Handle<jsid> id, JS::Handle<JS::Value> val)
{
  mozilla::dom::MediaKeySystemAccess* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::MediaKeySystemAccess>(obj);
  // We don't want to preserve if we don't have a wrapper, and we
  // obviously can't preserve if we're not initialized.
  if (self && self->GetWrapperPreserveColor()) {
    PreserveWrapper(self);
  }
  return true;
}

static void
_finalize(js::FreeOp* fop, JSObject* obj)
{
  mozilla::dom::MediaKeySystemAccess* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::MediaKeySystemAccess>(obj);
  if (self) {
    ClearWrapper(self, self, obj);
    AddForDeferredFinalization<mozilla::dom::MediaKeySystemAccess>(self);
  }
}

static size_t
_objectMoved(JSObject* obj, JSObject* old)
{
  mozilla::dom::MediaKeySystemAccess* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::MediaKeySystemAccess>(obj);
  if (self) {
    UpdateWrapper(self, self, obj, old);
  }

  return 0;
}

// We deliberately use brace-elision to make Visual Studio produce better initalization code.
#if defined(__clang__)
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wmissing-braces"
#endif
static const JSFunctionSpec sMethods_specs[] = {
  JS_FNSPEC("getConfiguration", (GenericMethod<NormalThisPolicy, ThrowExceptions>), reinterpret_cast<const JSJitInfo*>(&getConfiguration_methodinfo), 0, JSPROP_ENUMERATE, nullptr),
  JS_FNSPEC("createMediaKeys", (GenericMethod<NormalThisPolicy, ConvertExceptionsToPromises>), reinterpret_cast<const JSJitInfo*>(&createMediaKeys_methodinfo), 0, JSPROP_ENUMERATE, nullptr),
  JS_FS_END
};
#if defined(__clang__)
#pragma clang diagnostic pop
#endif


static const Prefable<const JSFunctionSpec> sMethods[] = {
  { nullptr, &sMethods_specs[0] },
  { nullptr, nullptr }
};

static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
    "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
static_assert(2 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
    "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");

// We deliberately use brace-elision to make Visual Studio produce better initalization code.
#if defined(__clang__)
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wmissing-braces"
#endif
static const JSPropertySpec sAttributes_specs[] = {
  { "keySystem", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &keySystem_getterinfo, nullptr, nullptr },
  { nullptr, 0, nullptr, nullptr, nullptr, nullptr }
};
#if defined(__clang__)
#pragma clang diagnostic pop
#endif


static const Prefable<const JSPropertySpec> sAttributes[] = {
  { nullptr, &sAttributes_specs[0] },
  { nullptr, nullptr }
};

static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
    "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
    "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");


static uint16_t sNativeProperties_sortedPropertyIndices[3];
static PropertyInfo sNativeProperties_propertyInfos[3];

static const NativePropertiesN<2> sNativeProperties = {
  false, 0,
  false, 0,
  true,  0 /* sMethods */,
  true,  1 /* sAttributes */,
  false, 0,
  false, 0,
  false, 0,
  -1,
  3,
  sNativeProperties_sortedPropertyIndices,
  {
    { sMethods, &sNativeProperties_propertyInfos[0] },
    { sAttributes, &sNativeProperties_propertyInfos[2] }
  }
};
static_assert(3 < 1ull << CHAR_BIT * sizeof(sNativeProperties.propertyInfoCount),
    "We have a property info count that is oversized");

static const DOMIfaceAndProtoJSClass sInterfaceObjectClass = {
  {
    "Function",
    JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_SLOTS_BASE),
    &sBoringInterfaceObjectClassClassOps,
    JS_NULL_CLASS_SPEC,
    JS_NULL_CLASS_EXT,
    &sInterfaceObjectClassObjectOps
  },
  eInterface,
  true,
  prototypes::id::MediaKeySystemAccess,
  PrototypeTraits<prototypes::id::MediaKeySystemAccess>::Depth,
  sNativePropertyHooks,
  "function MediaKeySystemAccess() {\n    [native code]\n}",
  JS::GetRealmFunctionPrototype
};

static const DOMIfaceAndProtoJSClass sPrototypeClass = {
  {
    "MediaKeySystemAccessPrototype",
    JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_PROTO_SLOTS_BASE),
    JS_NULL_CLASS_OPS,
    JS_NULL_CLASS_SPEC,
    JS_NULL_CLASS_EXT,
    JS_NULL_OBJECT_OPS
  },
  eInterfacePrototype,
  false,
  prototypes::id::MediaKeySystemAccess,
  PrototypeTraits<prototypes::id::MediaKeySystemAccess>::Depth,
  sNativePropertyHooks,
  "[object MediaKeySystemAccessPrototype]",
  JS::GetRealmObjectPrototype
};

static const js::ClassOps sClassOps = {
  _addProperty, /* addProperty */
  nullptr,               /* delProperty */
  nullptr,               /* enumerate */
  nullptr, /* newEnumerate */
  nullptr, /* resolve */
  nullptr, /* mayResolve */
  _finalize, /* finalize */
  nullptr, /* call */
  nullptr,               /* hasInstance */
  nullptr,               /* construct */
  nullptr, /* trace */
};

static const js::ClassExtension sClassExtension = {
  nullptr, /* weakmapKeyDelegateOp */
  _objectMoved /* objectMovedOp */
};

static const DOMJSClass sClass = {
  { "MediaKeySystemAccess",
    JSCLASS_IS_DOMJSCLASS | JSCLASS_FOREGROUND_FINALIZE | JSCLASS_HAS_RESERVED_SLOTS(1),
    &sClassOps,
    JS_NULL_CLASS_SPEC,
    &sClassExtension,
    JS_NULL_OBJECT_OPS
  },
  { prototypes::id::MediaKeySystemAccess, 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 },
  IsBaseOf<nsISupports, mozilla::dom::MediaKeySystemAccess >::value,
  sNativePropertyHooks,
  FindAssociatedGlobalForNative<mozilla::dom::MediaKeySystemAccess>::Get,
  GetProtoObjectHandle,
  GetCCParticipant<mozilla::dom::MediaKeySystemAccess>::Get()
};
static_assert(1 == DOM_INSTANCE_RESERVED_SLOTS,
              "Must have the right minimal number of reserved slots.");
static_assert(1 >= 1,
              "Must have enough reserved slots.");

const JSClass*
GetJSClass()
{
  return sClass.ToJSClass();
}

bool
Wrap(JSContext* aCx, mozilla::dom::MediaKeySystemAccess* aObject, nsWrapperCache* aCache, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector)
{
  static_assert(!IsBaseOf<NonRefcountedDOMObject, mozilla::dom::MediaKeySystemAccess>::value,
                "Shouldn't have wrappercached things that are not refcounted.");
  MOZ_ASSERT(static_cast<mozilla::dom::MediaKeySystemAccess*>(aObject) ==
             reinterpret_cast<mozilla::dom::MediaKeySystemAccess*>(aObject),
             "Multiple inheritance for mozilla::dom::MediaKeySystemAccess is broken.");
  MOZ_ASSERT(ToSupportsIsCorrect(aObject));
  MOZ_ASSERT_IF(aGivenProto, js::IsObjectInContextCompartment(aGivenProto, aCx));
  MOZ_ASSERT(!aCache->GetWrapper(),
             "You should probably not be using Wrap() directly; use "
             "GetOrCreateDOMReflector instead");

  MOZ_ASSERT(ToSupportsIsOnPrimaryInheritanceChain(aObject, aCache),
             "nsISupports must be on our primary inheritance chain");

  JS::Rooted<JSObject*> global(aCx, FindAssociatedGlobal(aCx, aObject->GetParentObject()));
  if (!global) {
    return false;
  }
  MOZ_ASSERT(JS_IsGlobalObject(global));
  MOZ_ASSERT(JS::ObjectIsNotGray(global));

  // That might have ended up wrapping us already, due to the wonders
  // of XBL.  Check for that, and bail out as needed.
  aReflector.set(aCache->GetWrapper());
  if (aReflector) {
#ifdef DEBUG
    AssertReflectorHasGivenProto(aCx, aReflector, aGivenProto);
#endif // DEBUG
    return true;
  }

  JSAutoRealm ar(aCx, global);
  JS::Handle<JSObject*> canonicalProto = GetProtoObjectHandle(aCx);
  if (!canonicalProto) {
    return false;
  }
  JS::Rooted<JSObject*> proto(aCx);
  if (aGivenProto) {
    proto = aGivenProto;
    // Unfortunately, while aGivenProto was in the compartment of aCx
    // coming in, we changed compartments to that of "parent" so may need
    // to wrap the proto here.
    if (js::GetContextCompartment(aCx) != js::GetObjectCompartment(proto)) {
      if (!JS_WrapObject(aCx, &proto)) {
        return false;
      }
    }
  } else {
    proto = canonicalProto;
  }

  BindingJSObjectCreator<mozilla::dom::MediaKeySystemAccess> creator(aCx);
  creator.CreateObject(aCx, sClass.ToJSClass(), proto, aObject, aReflector);
  if (!aReflector) {
    return false;
  }

  aCache->SetWrapper(aReflector);
  creator.InitializationSucceeded();

  MOZ_ASSERT(aCache->GetWrapperPreserveColor() &&
             aCache->GetWrapperPreserveColor() == aReflector);
  // If proto != canonicalProto, we have to preserve our wrapper;
  // otherwise we won't be able to properly recreate it later, since
  // we won't know what proto to use.  Note that we don't check
  // aGivenProto here, since it's entirely possible (and even
  // somewhat common) to have a non-null aGivenProto which is the
  // same as canonicalProto.
  if (proto != canonicalProto) {
    PreserveWrapper(aObject);
  }

  return true;
}

const NativePropertyHooks sNativePropertyHooks[] = { {
  nullptr,
  nullptr,
  nullptr,
  { sNativeProperties.Upcast(), nullptr },
  prototypes::id::MediaKeySystemAccess,
  constructors::id::MediaKeySystemAccess,
  nullptr,
  &DefaultXrayExpandoObjectClass
} };

void
CreateInterfaceObjects(JSContext* aCx, JS::Handle<JSObject*> aGlobal, ProtoAndIfaceCache& aProtoAndIfaceCache, bool aDefineOnGlobal)
{
  JS::Rooted<JSObject*> parentProto(aCx, JS::GetRealmObjectPrototype(aCx));
  if (!parentProto) {
    return;
  }

  JS::Rooted<JSObject*> constructorProto(aCx, JS::GetRealmFunctionPrototype(aCx));
  if (!constructorProto) {
    return;
  }

  static bool sIdsInited = false;
  if (!sIdsInited && NS_IsMainThread()) {
    if (!InitIds(aCx, sNativeProperties.Upcast())) {
      return;
    }
    sIdsInited = true;
  }

  JS::Heap<JSObject*>* protoCache = &aProtoAndIfaceCache.EntrySlotOrCreate(prototypes::id::MediaKeySystemAccess);
  JS::Heap<JSObject*>* interfaceCache = &aProtoAndIfaceCache.EntrySlotOrCreate(constructors::id::MediaKeySystemAccess);
  dom::CreateInterfaceObjects(aCx, aGlobal, parentProto,
                              &sPrototypeClass.mBase, protoCache,
                              nullptr,
                              constructorProto, &sInterfaceObjectClass.mBase, 0, nullptr,
                              interfaceCache,
                              sNativeProperties.Upcast(),
                              nullptr,
                              "MediaKeySystemAccess", aDefineOnGlobal,
                              nullptr,
                              false);
}

JSObject*
GetConstructorObject(JSContext* aCx)
{
  return GetConstructorObjectHandle(aCx);
}

} // namespace MediaKeySystemAccess_Binding



} // namespace dom
} // namespace mozilla

Coverage Report

Created: 2018-09-25 14:53