/* THIS FILE IS AUTOGENERATED FROM MediaStream.webidl BY Codegen.py - DO NOT EDIT */ #include #include "AtomList.h" #include "DOMMediaStream.h" #include "EventHandlerBinding.h" #include "EventTargetBinding.h" #include "MainThreadUtils.h" #include "MediaStreamBinding.h" #include "MediaStreamTrackBinding.h" #include "WrapperFactory.h" #include "js/Array.h" #include "js/CallAndConstruct.h" #include "js/Exception.h" #include "js/ForOfIterator.h" #include "js/MapAndSet.h" #include "js/Object.h" #include "js/PropertyAndElement.h" #include "js/PropertyDescriptor.h" #include "js/experimental/JitInfo.h" #include "mozilla/Atomics.h" #include "mozilla/OwningNonNull.h" #include "mozilla/ProfilerLabels.h" #include "mozilla/dom/BindingCallContext.h" #include "mozilla/dom/BindingUtils.h" #include "mozilla/dom/DOMJSClass.h" #include "mozilla/dom/MediaStreamTrack.h" #include "mozilla/dom/NonRefcountedDOMObject.h" #include "mozilla/dom/Nullable.h" #include "mozilla/dom/PrimitiveConversions.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" #include "nsContentUtils.h" namespace mozilla::dom { namespace binding_detail {}; // Just to make sure it's known as a namespace using namespace mozilla::dom::binding_detail; bool BooleanOrMediaTrackConstraints::TrySetToBoolean(JSContext* cx, JS::Handle value, bool& tryNext, bool passedToJSImpl) { tryNext = false; { // scope for memberSlot bool& memberSlot = RawSetAsBoolean(); if (!ValueToPrimitive(cx, value, "Boolean branch of (boolean or MediaTrackConstraints)", &memberSlot)) { return false; } } return true; } bool BooleanOrMediaTrackConstraints::TrySetToMediaTrackConstraints(BindingCallContext& cx, JS::Handle value, bool& tryNext, bool passedToJSImpl) { tryNext = false; { // scope for memberSlot binding_detail::FastMediaTrackConstraints& memberSlot = RawSetAsMediaTrackConstraints(); if (!IsConvertibleToDictionary(value)) { DestroyMediaTrackConstraints(); tryNext = true; return true; } if (!memberSlot.Init(cx, value, "MediaTrackConstraints branch of (boolean or MediaTrackConstraints)", passedToJSImpl)) { return false; } } return true; } bool BooleanOrMediaTrackConstraints::TrySetToMediaTrackConstraints(JSContext* cx_, JS::Handle value, bool& tryNext, bool passedToJSImpl) { BindingCallContext cx(cx_, nullptr); return TrySetToMediaTrackConstraints(cx, value, tryNext, passedToJSImpl); } bool BooleanOrMediaTrackConstraints::Init(BindingCallContext& cx, JS::Handle value, const char* sourceDescription, bool passedToJSImpl) { MOZ_ASSERT(mType == eUninitialized); bool done = false, failed = false, tryNext; if (!done) { done = (failed = !TrySetToMediaTrackConstraints(cx, value, tryNext, passedToJSImpl)) || !tryNext; } if (!done) { do { done = (failed = !TrySetToBoolean(cx, value, tryNext)) || !tryNext; break; } while (false); } if (failed) { return false; } if (!done) { cx.ThrowErrorMessage(sourceDescription, "MediaTrackConstraints"); return false; } return true; } bool BooleanOrMediaTrackConstraints::Init(JSContext* cx_, JS::Handle value, const char* sourceDescription, bool passedToJSImpl) { BindingCallContext cx(cx_, nullptr); return Init(cx, value, sourceDescription, passedToJSImpl); } bool BooleanOrMediaTrackConstraints::ToJSVal(JSContext* cx, JS::Handle scopeObj, JS::MutableHandle rval) const { switch (mType) { case eUninitialized: { return false; } case eBoolean: { rval.setBoolean(mValue.mBoolean.Value()); return true; } case eMediaTrackConstraints: { if (!mValue.mMediaTrackConstraints.Value().ToObjectInternal(cx, rval)) { return false; } return true; } default: { return false; } } } OwningBooleanOrMediaTrackConstraints::OwningBooleanOrMediaTrackConstraints(OwningBooleanOrMediaTrackConstraints&& aOther) : mType(eUninitialized) { switch (aOther.mType) { case eUninitialized: { MOZ_ASSERT(mType == eUninitialized, "We need to destroy ourselves?"); break; } case eBoolean: { mType = eBoolean; mValue.mBoolean.SetValue(std::move(aOther.mValue.mBoolean.Value())); break; } case eMediaTrackConstraints: { mType = eMediaTrackConstraints; mValue.mMediaTrackConstraints.SetValue(std::move(aOther.mValue.mMediaTrackConstraints.Value())); break; } } } bool OwningBooleanOrMediaTrackConstraints::TrySetToBoolean(JSContext* cx, JS::Handle value, bool& tryNext, bool passedToJSImpl) { tryNext = false; { // scope for memberSlot bool& memberSlot = RawSetAsBoolean(); if (!ValueToPrimitive(cx, value, "Boolean branch of (boolean or MediaTrackConstraints)", &memberSlot)) { return false; } } return true; } [[nodiscard]] bool& OwningBooleanOrMediaTrackConstraints::RawSetAsBoolean() { if (mType == eBoolean) { return mValue.mBoolean.Value(); } MOZ_ASSERT(mType == eUninitialized); mType = eBoolean; return mValue.mBoolean.SetValue(); } [[nodiscard]] bool& OwningBooleanOrMediaTrackConstraints::SetAsBoolean() { if (mType == eBoolean) { return mValue.mBoolean.Value(); } Uninit(); mType = eBoolean; return mValue.mBoolean.SetValue(); } void OwningBooleanOrMediaTrackConstraints::DestroyBoolean() { MOZ_RELEASE_ASSERT(IsBoolean(), "Wrong type!"); mValue.mBoolean.Destroy(); mType = eUninitialized; } bool OwningBooleanOrMediaTrackConstraints::TrySetToMediaTrackConstraints(BindingCallContext& cx, JS::Handle value, bool& tryNext, bool passedToJSImpl) { tryNext = false; { // scope for memberSlot MediaTrackConstraints& memberSlot = RawSetAsMediaTrackConstraints(); if (!IsConvertibleToDictionary(value)) { DestroyMediaTrackConstraints(); tryNext = true; return true; } if (!memberSlot.Init(cx, value, "MediaTrackConstraints branch of (boolean or MediaTrackConstraints)", passedToJSImpl)) { return false; } } return true; } bool OwningBooleanOrMediaTrackConstraints::TrySetToMediaTrackConstraints(JSContext* cx_, JS::Handle value, bool& tryNext, bool passedToJSImpl) { BindingCallContext cx(cx_, nullptr); return TrySetToMediaTrackConstraints(cx, value, tryNext, passedToJSImpl); } [[nodiscard]] MediaTrackConstraints& OwningBooleanOrMediaTrackConstraints::RawSetAsMediaTrackConstraints() { if (mType == eMediaTrackConstraints) { return mValue.mMediaTrackConstraints.Value(); } MOZ_ASSERT(mType == eUninitialized); mType = eMediaTrackConstraints; return mValue.mMediaTrackConstraints.SetValue(); } [[nodiscard]] MediaTrackConstraints& OwningBooleanOrMediaTrackConstraints::SetAsMediaTrackConstraints() { if (mType == eMediaTrackConstraints) { return mValue.mMediaTrackConstraints.Value(); } Uninit(); mType = eMediaTrackConstraints; return mValue.mMediaTrackConstraints.SetValue(); } void OwningBooleanOrMediaTrackConstraints::DestroyMediaTrackConstraints() { MOZ_RELEASE_ASSERT(IsMediaTrackConstraints(), "Wrong type!"); mValue.mMediaTrackConstraints.Destroy(); mType = eUninitialized; } bool OwningBooleanOrMediaTrackConstraints::Init(BindingCallContext& cx, JS::Handle value, const char* sourceDescription, bool passedToJSImpl) { MOZ_ASSERT(mType == eUninitialized); bool done = false, failed = false, tryNext; if (!done) { done = (failed = !TrySetToMediaTrackConstraints(cx, value, tryNext, passedToJSImpl)) || !tryNext; } if (!done) { do { done = (failed = !TrySetToBoolean(cx, value, tryNext)) || !tryNext; break; } while (false); } if (failed) { return false; } if (!done) { cx.ThrowErrorMessage(sourceDescription, "MediaTrackConstraints"); return false; } return true; } bool OwningBooleanOrMediaTrackConstraints::Init(JSContext* cx_, JS::Handle value, const char* sourceDescription, bool passedToJSImpl) { BindingCallContext cx(cx_, nullptr); return Init(cx, value, sourceDescription, passedToJSImpl); } void OwningBooleanOrMediaTrackConstraints::Uninit() { switch (mType) { case eUninitialized: { break; } case eBoolean: { DestroyBoolean(); break; } case eMediaTrackConstraints: { DestroyMediaTrackConstraints(); break; } } } bool OwningBooleanOrMediaTrackConstraints::ToJSVal(JSContext* cx, JS::Handle scopeObj, JS::MutableHandle rval) const { switch (mType) { case eUninitialized: { return false; } case eBoolean: { rval.setBoolean(mValue.mBoolean.Value()); return true; } case eMediaTrackConstraints: { if (!mValue.mMediaTrackConstraints.Value().ToObjectInternal(cx, rval)) { return false; } return true; } default: { return false; } } } OwningBooleanOrMediaTrackConstraints& OwningBooleanOrMediaTrackConstraints::operator=(OwningBooleanOrMediaTrackConstraints&& aOther) { this->~OwningBooleanOrMediaTrackConstraints(); new (this) OwningBooleanOrMediaTrackConstraints (std::move(aOther)); return *this; } OwningBooleanOrMediaTrackConstraints& OwningBooleanOrMediaTrackConstraints::operator=(const OwningBooleanOrMediaTrackConstraints& aOther) { switch (aOther.mType) { case eUninitialized: { MOZ_ASSERT(mType == eUninitialized, "We need to destroy ourselves?"); break; } case eBoolean: { SetAsBoolean() = aOther.GetAsBoolean(); break; } case eMediaTrackConstraints: { SetAsMediaTrackConstraints() = aOther.GetAsMediaTrackConstraints(); break; } } return *this; } DisplayMediaStreamConstraints::DisplayMediaStreamConstraints() { // Safe to pass a null context if we pass a null value Init(nullptr, JS::NullHandleValue); } bool DisplayMediaStreamConstraints::InitIds(JSContext* cx, DisplayMediaStreamConstraintsAtoms* atomsCache) { MOZ_ASSERT(reinterpret_cast(atomsCache)->isVoid()); // Initialize these in reverse order so that any failure leaves the first one // uninitialized. if (!atomsCache->video_id.init(cx, "video") || !atomsCache->audio_id.init(cx, "audio")) { return false; } return true; } bool DisplayMediaStreamConstraints::Init(BindingCallContext& cx, JS::Handle 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()); DisplayMediaStreamConstraintsAtoms* atomsCache = nullptr; if (cx) { atomsCache = GetAtomCache(cx); if (reinterpret_cast(atomsCache)->isVoid() && !InitIds(cx, atomsCache)) { return false; } } if (!IsConvertibleToDictionary(val)) { return cx.ThrowErrorMessage(sourceDescription, "dictionary"); } bool isNull = val.isNullOrUndefined(); // We only need these if !isNull, in which case we have |cx|. Maybe > object; Maybe > temp; if (!isNull) { MOZ_ASSERT(cx); object.emplace(cx, &val.toObject()); temp.emplace(cx); } if (!isNull) { if (!JS_GetPropertyById(cx, *object, atomsCache->audio_id, temp.ptr())) { return false; } } mAudio.Uninit(); if (!(!isNull && !temp->isUndefined())) { mAudio.RawSetAsBoolean() = false; } else { if (!mAudio.Init(cx, temp.ref(), "'audio' member of DisplayMediaStreamConstraints", passedToJSImpl)) { return false; } } mIsAnyMemberPresent = true; if (!isNull) { if (!JS_GetPropertyById(cx, *object, atomsCache->video_id, temp.ptr())) { return false; } } mVideo.Uninit(); if (!(!isNull && !temp->isUndefined())) { mVideo.RawSetAsBoolean() = true; } else { if (!mVideo.Init(cx, temp.ref(), "'video' member of DisplayMediaStreamConstraints", passedToJSImpl)) { return false; } } mIsAnyMemberPresent = true; return true; } bool DisplayMediaStreamConstraints::Init(JSContext* cx_, JS::Handle val, const char* sourceDescription, bool passedToJSImpl) { // We don't want to use sourceDescription for our context here; // that's not really what it's formatted for. BindingCallContext cx(cx_, nullptr); return Init(cx, val, sourceDescription, passedToJSImpl); } void DisplayMediaStreamConstraints::TraceDictionary(JSTracer* trc) { } DisplayMediaStreamConstraints& DisplayMediaStreamConstraints::operator=(const DisplayMediaStreamConstraints& aOther) { MaybeEmptyDictionaryBase::operator=(aOther); mAudio = aOther.mAudio; mVideo = aOther.mVideo; return *this; } MediaStreamConstraints::MediaStreamConstraints() { // Safe to pass a null context if we pass a null value Init(nullptr, JS::NullHandleValue); } bool MediaStreamConstraints::InitIds(JSContext* cx, MediaStreamConstraintsAtoms* atomsCache) { MOZ_ASSERT(reinterpret_cast(atomsCache)->isVoid()); // Initialize these in reverse order so that any failure leaves the first one // uninitialized. if (!atomsCache->video_id.init(cx, "video") || !atomsCache->picture_id.init(cx, "picture") || !atomsCache->peerIdentity_id.init(cx, "peerIdentity") || !atomsCache->fake_id.init(cx, "fake") || !atomsCache->audio_id.init(cx, "audio")) { return false; } return true; } bool MediaStreamConstraints::Init(BindingCallContext& cx, JS::Handle 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()); MediaStreamConstraintsAtoms* atomsCache = nullptr; if (cx) { atomsCache = GetAtomCache(cx); if (reinterpret_cast(atomsCache)->isVoid() && !InitIds(cx, atomsCache)) { return false; } } if (!IsConvertibleToDictionary(val)) { return cx.ThrowErrorMessage(sourceDescription, "dictionary"); } bool isNull = val.isNullOrUndefined(); // We only need these if !isNull, in which case we have |cx|. Maybe > object; Maybe > temp; if (!isNull) { MOZ_ASSERT(cx); object.emplace(cx, &val.toObject()); temp.emplace(cx); } if (!isNull) { if (!JS_GetPropertyById(cx, *object, atomsCache->audio_id, temp.ptr())) { return false; } } mAudio.Uninit(); if (!(!isNull && !temp->isUndefined())) { mAudio.RawSetAsBoolean() = false; } else { if (!mAudio.Init(cx, temp.ref(), "'audio' member of MediaStreamConstraints", passedToJSImpl)) { return false; } } mIsAnyMemberPresent = true; if (!isNull) { if (!JS_GetPropertyById(cx, *object, atomsCache->fake_id, temp.ptr())) { return false; } } if (!isNull && !temp->isUndefined()) { mFake.Construct(); if (!ValueToPrimitive(cx, temp.ref(), "'fake' member of MediaStreamConstraints", &(mFake.Value()))) { return false; } mIsAnyMemberPresent = true; } if (!isNull) { if (!JS_GetPropertyById(cx, *object, atomsCache->peerIdentity_id, temp.ptr())) { return false; } } if (!isNull && !temp->isUndefined()) { if (!ConvertJSValueToString(cx, temp.ref(), eNull, eNull, mPeerIdentity)) { return false; } } else { mPeerIdentity.SetIsVoid(true); } mIsAnyMemberPresent = true; if (!isNull) { if (!JS_GetPropertyById(cx, *object, atomsCache->picture_id, temp.ptr())) { return false; } } if (!isNull && !temp->isUndefined()) { if (!ValueToPrimitive(cx, temp.ref(), "'picture' member of MediaStreamConstraints", &mPicture)) { return false; } } else { mPicture = false; } mIsAnyMemberPresent = true; if (!isNull) { if (!JS_GetPropertyById(cx, *object, atomsCache->video_id, temp.ptr())) { return false; } } mVideo.Uninit(); if (!(!isNull && !temp->isUndefined())) { mVideo.RawSetAsBoolean() = false; } else { if (!mVideo.Init(cx, temp.ref(), "'video' member of MediaStreamConstraints", passedToJSImpl)) { return false; } } mIsAnyMemberPresent = true; return true; } bool MediaStreamConstraints::Init(JSContext* cx_, JS::Handle val, const char* sourceDescription, bool passedToJSImpl) { // We don't want to use sourceDescription for our context here; // that's not really what it's formatted for. BindingCallContext cx(cx_, nullptr); return Init(cx, val, sourceDescription, passedToJSImpl); } bool MediaStreamConstraints::ToObjectInternal(JSContext* cx, JS::MutableHandle rval) const { MediaStreamConstraintsAtoms* atomsCache = GetAtomCache(cx); if (reinterpret_cast(atomsCache)->isVoid() && !InitIds(cx, atomsCache)) { return false; } JS::Rooted obj(cx, JS_NewPlainObject(cx)); if (!obj) { return false; } rval.setObject(*obj); do { // block for our 'break' successCode and scope for 'temp' and 'currentValue' JS::Rooted temp(cx); OwningBooleanOrMediaTrackConstraints const & currentValue = mAudio; if (!currentValue.ToJSVal(cx, obj, &temp)) { return false; } if (!JS_DefinePropertyById(cx, obj, atomsCache->audio_id, temp, JSPROP_ENUMERATE)) { return false; } break; } while(false); if (mFake.WasPassed()) { do { // block for our 'break' successCode and scope for 'temp' and 'currentValue' JS::Rooted temp(cx); bool const & currentValue = mFake.InternalValue(); temp.setBoolean(currentValue); if (!JS_DefinePropertyById(cx, obj, atomsCache->fake_id, temp, JSPROP_ENUMERATE)) { return false; } break; } while(false); } do { // block for our 'break' successCode and scope for 'temp' and 'currentValue' JS::Rooted temp(cx); nsString const & currentValue = mPeerIdentity; if (!xpc::StringToJsval(cx, currentValue, &temp)) { return false; } if (!JS_DefinePropertyById(cx, obj, atomsCache->peerIdentity_id, temp, JSPROP_ENUMERATE)) { return false; } break; } while(false); do { // block for our 'break' successCode and scope for 'temp' and 'currentValue' JS::Rooted temp(cx); bool const & currentValue = mPicture; temp.setBoolean(currentValue); if (!JS_DefinePropertyById(cx, obj, atomsCache->picture_id, temp, JSPROP_ENUMERATE)) { return false; } break; } while(false); do { // block for our 'break' successCode and scope for 'temp' and 'currentValue' JS::Rooted temp(cx); OwningBooleanOrMediaTrackConstraints const & currentValue = mVideo; if (!currentValue.ToJSVal(cx, obj, &temp)) { return false; } if (!JS_DefinePropertyById(cx, obj, atomsCache->video_id, temp, JSPROP_ENUMERATE)) { return false; } break; } while(false); return true; } void MediaStreamConstraints::TraceDictionary(JSTracer* trc) { } MediaStreamConstraints& MediaStreamConstraints::operator=(const MediaStreamConstraints& aOther) { MaybeEmptyDictionaryBase::operator=(aOther); mAudio = aOther.mAudio; mFake.Reset(); if (aOther.mFake.WasPassed()) { mFake.Construct(aOther.mFake.Value()); } mPeerIdentity = aOther.mPeerIdentity; mPicture = aOther.mPicture; mVideo = aOther.mVideo; return *this; } namespace MediaStream_Binding { static_assert(IsRefcounted::value == IsRefcounted::value, "Can't inherit from an interface with a different ownership model."); MOZ_CAN_RUN_SCRIPT static bool get_id(JSContext* cx, JS::Handle obj, void* void_self, JSJitGetterCallArgs args) { AUTO_PROFILER_LABEL_DYNAMIC_FAST( "MediaStream", "id", DOM, cx, uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) | uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS)); auto* self = static_cast(void_self); DOMString result; // NOTE: This assert does NOT call the function. static_assert(std::is_void_vGetId(result))>, "Should be returning void here"); MOZ_KnownLive(self)->GetId(result); MOZ_ASSERT(!JS_IsExceptionPending(cx)); if (!xpc::NonVoidStringToJsval(cx, result, args.rval())) { return false; } return true; } static const JSJitInfo id_getterinfo = { { get_id }, { prototypes::id::MediaStream }, { PrototypeTraits::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. */ }; MOZ_CAN_RUN_SCRIPT static bool getAudioTracks(JSContext* cx, JS::Handle obj, void* void_self, const JSJitMethodCallArgs& args) { AUTO_PROFILER_LABEL_DYNAMIC_FAST( "MediaStream", "getAudioTracks", DOM, cx, uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_METHOD) | uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS)); auto* self = static_cast(void_self); nsTArray> result; // NOTE: This assert does NOT call the function. static_assert(std::is_void_vGetAudioTracks(result))>, "Should be returning void here"); MOZ_KnownLive(self)->GetAudioTracks(result); MOZ_ASSERT(!JS_IsExceptionPending(cx)); uint32_t length = result.Length(); JS::Rooted returnArray(cx, JS::NewArrayObject(cx, length)); if (!returnArray) { return false; } // Scope for 'tmp' { JS::Rooted 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 (!GetOrCreateDOMReflector(cx, result[sequenceIdx0], &tmp)) { MOZ_ASSERT(JS_IsExceptionPending(cx)); return false; } break; } while (false); if (!JS_DefineElement(cx, returnArray, sequenceIdx0, tmp, JSPROP_ENUMERATE)) { return false; } } } args.rval().setObject(*returnArray); return true; } static const JSJitInfo getAudioTracks_methodinfo = { { (JSJitGetterOp)getAudioTracks }, { prototypes::id::MediaStream }, { PrototypeTraits::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. */ }; MOZ_CAN_RUN_SCRIPT static bool getVideoTracks(JSContext* cx, JS::Handle obj, void* void_self, const JSJitMethodCallArgs& args) { AUTO_PROFILER_LABEL_DYNAMIC_FAST( "MediaStream", "getVideoTracks", DOM, cx, uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_METHOD) | uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS)); auto* self = static_cast(void_self); nsTArray> result; // NOTE: This assert does NOT call the function. static_assert(std::is_void_vGetVideoTracks(result))>, "Should be returning void here"); MOZ_KnownLive(self)->GetVideoTracks(result); MOZ_ASSERT(!JS_IsExceptionPending(cx)); uint32_t length = result.Length(); JS::Rooted returnArray(cx, JS::NewArrayObject(cx, length)); if (!returnArray) { return false; } // Scope for 'tmp' { JS::Rooted 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 (!GetOrCreateDOMReflector(cx, result[sequenceIdx0], &tmp)) { MOZ_ASSERT(JS_IsExceptionPending(cx)); return false; } break; } while (false); if (!JS_DefineElement(cx, returnArray, sequenceIdx0, tmp, JSPROP_ENUMERATE)) { return false; } } } args.rval().setObject(*returnArray); return true; } static const JSJitInfo getVideoTracks_methodinfo = { { (JSJitGetterOp)getVideoTracks }, { prototypes::id::MediaStream }, { PrototypeTraits::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. */ }; MOZ_CAN_RUN_SCRIPT static bool getTracks(JSContext* cx, JS::Handle obj, void* void_self, const JSJitMethodCallArgs& args) { AUTO_PROFILER_LABEL_DYNAMIC_FAST( "MediaStream", "getTracks", DOM, cx, uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_METHOD) | uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS)); auto* self = static_cast(void_self); nsTArray> result; // NOTE: This assert does NOT call the function. static_assert(std::is_void_vGetTracks(result))>, "Should be returning void here"); MOZ_KnownLive(self)->GetTracks(result); MOZ_ASSERT(!JS_IsExceptionPending(cx)); uint32_t length = result.Length(); JS::Rooted returnArray(cx, JS::NewArrayObject(cx, length)); if (!returnArray) { return false; } // Scope for 'tmp' { JS::Rooted 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 (!GetOrCreateDOMReflector(cx, result[sequenceIdx0], &tmp)) { MOZ_ASSERT(JS_IsExceptionPending(cx)); return false; } break; } while (false); if (!JS_DefineElement(cx, returnArray, sequenceIdx0, tmp, JSPROP_ENUMERATE)) { return false; } } } args.rval().setObject(*returnArray); return true; } static const JSJitInfo getTracks_methodinfo = { { (JSJitGetterOp)getTracks }, { prototypes::id::MediaStream }, { PrototypeTraits::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. */ }; MOZ_CAN_RUN_SCRIPT static bool getTrackById(JSContext* cx, JS::Handle obj, void* void_self, const JSJitMethodCallArgs& args) { AUTO_PROFILER_LABEL_DYNAMIC_FAST( "MediaStream", "getTrackById", DOM, cx, uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_METHOD) | uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS)); auto* self = static_cast(void_self); if (!args.requireAtLeast(cx, "MediaStream.getTrackById", 1)) { return false; } nsAutoString arg0; if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) { return false; } auto result(StrongOrRawPtr(MOZ_KnownLive(self)->GetTrackById(NonNullHelper(Constify(arg0))))); MOZ_ASSERT(!JS_IsExceptionPending(cx)); if (!result) { args.rval().setNull(); return true; } if (!GetOrCreateDOMReflector(cx, result, args.rval())) { MOZ_ASSERT(JS_IsExceptionPending(cx)); return false; } return true; } static const JSJitInfo getTrackById_methodinfo = { { (JSJitGetterOp)getTrackById }, { prototypes::id::MediaStream }, { PrototypeTraits::Depth }, JSJitInfo::Method, JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */ JSVAL_TYPE_UNKNOWN, /* 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. */ }; MOZ_CAN_RUN_SCRIPT static bool addTrack(JSContext* cx_, JS::Handle obj, void* void_self, const JSJitMethodCallArgs& args) { BindingCallContext cx(cx_, "MediaStream.addTrack"); AUTO_PROFILER_LABEL_DYNAMIC_FAST( "MediaStream", "addTrack", DOM, cx, uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_METHOD) | uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS)); auto* self = static_cast(void_self); if (!args.requireAtLeast(cx, "MediaStream.addTrack", 1)) { return false; } NonNull arg0; if (args[0].isObject()) { { // Our JSContext should be in the right global to do unwrapping in. nsresult rv = UnwrapObject(args[0], arg0, cx); if (NS_FAILED(rv)) { cx.ThrowErrorMessage("Argument 1", "MediaStreamTrack"); return false; } } } else { cx.ThrowErrorMessage("Argument 1"); return false; } // NOTE: This assert does NOT call the function. static_assert(std::is_void_vAddTrack(MOZ_KnownLive(NonNullHelper(arg0))))>, "Should be returning void here"); MOZ_KnownLive(self)->AddTrack(MOZ_KnownLive(NonNullHelper(arg0))); MOZ_ASSERT(!JS_IsExceptionPending(cx)); args.rval().setUndefined(); return true; } static const JSJitInfo addTrack_methodinfo = { { (JSJitGetterOp)addTrack }, { prototypes::id::MediaStream }, { PrototypeTraits::Depth }, JSJitInfo::Method, JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */ JSVAL_TYPE_UNDEFINED, /* 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. */ }; MOZ_CAN_RUN_SCRIPT static bool removeTrack(JSContext* cx_, JS::Handle obj, void* void_self, const JSJitMethodCallArgs& args) { BindingCallContext cx(cx_, "MediaStream.removeTrack"); AUTO_PROFILER_LABEL_DYNAMIC_FAST( "MediaStream", "removeTrack", DOM, cx, uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_METHOD) | uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS)); auto* self = static_cast(void_self); if (!args.requireAtLeast(cx, "MediaStream.removeTrack", 1)) { return false; } NonNull arg0; if (args[0].isObject()) { { // Our JSContext should be in the right global to do unwrapping in. nsresult rv = UnwrapObject(args[0], arg0, cx); if (NS_FAILED(rv)) { cx.ThrowErrorMessage("Argument 1", "MediaStreamTrack"); return false; } } } else { cx.ThrowErrorMessage("Argument 1"); return false; } // NOTE: This assert does NOT call the function. static_assert(std::is_void_vRemoveTrack(MOZ_KnownLive(NonNullHelper(arg0))))>, "Should be returning void here"); MOZ_KnownLive(self)->RemoveTrack(MOZ_KnownLive(NonNullHelper(arg0))); MOZ_ASSERT(!JS_IsExceptionPending(cx)); args.rval().setUndefined(); return true; } static const JSJitInfo removeTrack_methodinfo = { { (JSJitGetterOp)removeTrack }, { prototypes::id::MediaStream }, { PrototypeTraits::Depth }, JSJitInfo::Method, JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */ JSVAL_TYPE_UNDEFINED, /* 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. */ }; MOZ_CAN_RUN_SCRIPT static bool clone(JSContext* cx, JS::Handle obj, void* void_self, const JSJitMethodCallArgs& args) { AUTO_PROFILER_LABEL_DYNAMIC_FAST( "MediaStream", "clone", DOM, cx, uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_METHOD) | uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS)); auto* self = static_cast(void_self); auto result(StrongOrRawPtr(MOZ_KnownLive(self)->Clone())); MOZ_ASSERT(!JS_IsExceptionPending(cx)); if (!GetOrCreateDOMReflector(cx, result, args.rval())) { MOZ_ASSERT(JS_IsExceptionPending(cx)); return false; } return true; } static const JSJitInfo clone_methodinfo = { { (JSJitGetterOp)clone }, { prototypes::id::MediaStream }, { PrototypeTraits::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. */ }; MOZ_CAN_RUN_SCRIPT static bool get_active(JSContext* cx, JS::Handle obj, void* void_self, JSJitGetterCallArgs args) { AUTO_PROFILER_LABEL_DYNAMIC_FAST( "MediaStream", "active", DOM, cx, uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) | uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS)); auto* self = static_cast(void_self); bool result(MOZ_KnownLive(self)->Active()); MOZ_ASSERT(!JS_IsExceptionPending(cx)); args.rval().setBoolean(result); return true; } static const JSJitInfo active_getterinfo = { { get_active }, { prototypes::id::MediaStream }, { PrototypeTraits::Depth }, JSJitInfo::Getter, JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */ JSVAL_TYPE_BOOLEAN, /* returnType. Not relevant for setters. */ true, /* 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. */ }; MOZ_CAN_RUN_SCRIPT static bool get_onaddtrack(JSContext* cx, JS::Handle obj, void* void_self, JSJitGetterCallArgs args) { AUTO_PROFILER_LABEL_DYNAMIC_FAST( "MediaStream", "onaddtrack", DOM, cx, uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) | uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS)); auto* self = static_cast(void_self); RefPtr result(MOZ_KnownLive(self)->GetOnaddtrack()); MOZ_ASSERT(!JS_IsExceptionPending(cx)); if (result) { args.rval().setObjectOrNull(GetCallbackFromCallbackObject(cx, result)); if (!MaybeWrapObjectOrNullValue(cx, args.rval())) { return false; } return true; } else { args.rval().setNull(); return true; } } MOZ_CAN_RUN_SCRIPT static bool set_onaddtrack(JSContext* cx, JS::Handle obj, void* void_self, JSJitSetterCallArgs args) { AUTO_PROFILER_LABEL_DYNAMIC_FAST( "MediaStream", "onaddtrack", DOM, cx, uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_SETTER) | uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS)); auto* self = static_cast(void_self); RootedCallback> arg0(cx); if (args[0].isObject()) { { // scope for tempRoot and tempGlobalRoot if needed arg0 = new binding_detail::FastEventHandlerNonNull(&args[0].toObject(), JS::CurrentGlobalOrNull(cx)); } } else { arg0 = nullptr; } // NOTE: This assert does NOT call the function. static_assert(std::is_void_vSetOnaddtrack(MOZ_KnownLive(Constify(arg0))))>, "Should be returning void here"); MOZ_KnownLive(self)->SetOnaddtrack(MOZ_KnownLive(Constify(arg0))); MOZ_ASSERT(!JS_IsExceptionPending(cx)); return true; } static const JSJitInfo onaddtrack_getterinfo = { { get_onaddtrack }, { prototypes::id::MediaStream }, { PrototypeTraits::Depth }, JSJitInfo::Getter, JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */ JSVAL_TYPE_UNKNOWN, /* 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 const JSJitInfo onaddtrack_setterinfo = { { (JSJitGetterOp)set_onaddtrack }, { prototypes::id::MediaStream }, { PrototypeTraits::Depth }, JSJitInfo::Setter, JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */ JSVAL_TYPE_UNDEFINED, /* 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. */ }; MOZ_CAN_RUN_SCRIPT static bool get_onremovetrack(JSContext* cx, JS::Handle obj, void* void_self, JSJitGetterCallArgs args) { AUTO_PROFILER_LABEL_DYNAMIC_FAST( "MediaStream", "onremovetrack", DOM, cx, uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) | uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS)); auto* self = static_cast(void_self); RefPtr result(MOZ_KnownLive(self)->GetOnremovetrack()); MOZ_ASSERT(!JS_IsExceptionPending(cx)); if (result) { args.rval().setObjectOrNull(GetCallbackFromCallbackObject(cx, result)); if (!MaybeWrapObjectOrNullValue(cx, args.rval())) { return false; } return true; } else { args.rval().setNull(); return true; } } MOZ_CAN_RUN_SCRIPT static bool set_onremovetrack(JSContext* cx, JS::Handle obj, void* void_self, JSJitSetterCallArgs args) { AUTO_PROFILER_LABEL_DYNAMIC_FAST( "MediaStream", "onremovetrack", DOM, cx, uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_SETTER) | uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS)); auto* self = static_cast(void_self); RootedCallback> arg0(cx); if (args[0].isObject()) { { // scope for tempRoot and tempGlobalRoot if needed arg0 = new binding_detail::FastEventHandlerNonNull(&args[0].toObject(), JS::CurrentGlobalOrNull(cx)); } } else { arg0 = nullptr; } // NOTE: This assert does NOT call the function. static_assert(std::is_void_vSetOnremovetrack(MOZ_KnownLive(Constify(arg0))))>, "Should be returning void here"); MOZ_KnownLive(self)->SetOnremovetrack(MOZ_KnownLive(Constify(arg0))); MOZ_ASSERT(!JS_IsExceptionPending(cx)); return true; } static const JSJitInfo onremovetrack_getterinfo = { { get_onremovetrack }, { prototypes::id::MediaStream }, { PrototypeTraits::Depth }, JSJitInfo::Getter, JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */ JSVAL_TYPE_UNKNOWN, /* 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 const JSJitInfo onremovetrack_setterinfo = { { (JSJitGetterOp)set_onremovetrack }, { prototypes::id::MediaStream }, { PrototypeTraits::Depth }, JSJitInfo::Setter, JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */ JSVAL_TYPE_UNDEFINED, /* 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. */ }; MOZ_CAN_RUN_SCRIPT static bool countUnderlyingStreams(JSContext* cx, unsigned argc, JS::Value* vp) { AUTO_PROFILER_LABEL_DYNAMIC_FAST( "MediaStream", "countUnderlyingStreams", DOM, cx, uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_METHOD) | uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS)); JS::CallArgs args = JS::CallArgsFromVp(argc, vp); JS::Rooted obj(cx, &args.callee()); GlobalObject global(cx, xpc::XrayAwareCalleeGlobal(obj)); if (global.Failed()) { return false; } FastErrorResult rv; auto result(StrongOrRawPtr(mozilla::DOMMediaStream::CountUnderlyingStreams(global, rv))); if (rv.MaybeSetPendingException(cx, "MediaStream.countUnderlyingStreams")) [[unlikely]] { return false; } MOZ_ASSERT(!JS_IsExceptionPending(cx)); static_assert(!std::is_pointer_v, "NewObject implies that we need to keep the object alive with a strong reference."); if (!ToJSValue(cx, result, args.rval())) { return false; } return true; } static const JSJitInfo countUnderlyingStreams_methodinfo = { { (JSJitGetterOp)countUnderlyingStreams }, { prototypes::id::_ID_Count }, { 0 }, JSJitInfo::StaticMethod, JSJitInfo::AliasEverything, JSVAL_TYPE_OBJECT, false, false, false, false, 0 }; MOZ_CAN_RUN_SCRIPT static bool assignId(JSContext* cx, JS::Handle obj, void* void_self, const JSJitMethodCallArgs& args) { AUTO_PROFILER_LABEL_DYNAMIC_FAST( "MediaStream", "assignId", DOM, cx, uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_METHOD) | uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS)); auto* self = static_cast(void_self); if (!args.requireAtLeast(cx, "MediaStream.assignId", 1)) { return false; } nsAutoString arg0; if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) { return false; } // NOTE: This assert does NOT call the function. static_assert(std::is_void_vAssignId(NonNullHelper(Constify(arg0))))>, "Should be returning void here"); MOZ_KnownLive(self)->AssignId(NonNullHelper(Constify(arg0))); MOZ_ASSERT(!JS_IsExceptionPending(cx)); args.rval().setUndefined(); return true; } static const JSJitInfo assignId_methodinfo = { { (JSJitGetterOp)assignId }, { prototypes::id::MediaStream }, { PrototypeTraits::Depth }, JSJitInfo::Method, JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */ JSVAL_TYPE_UNDEFINED, /* 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 void _finalize(JS::GCContext* gcx, JSObject* obj) { mozilla::DOMMediaStream* self = UnwrapPossiblyNotInitializedDOMObject(obj); if (self) { JS::SetNativeObjectReservedSlot(obj, DOM_OBJECT_SLOT, JS::UndefinedValue()); ClearWrapper(self, self, obj); if (size_t mallocBytes = BindingJSObjectMallocBytes(self)) { JS::RemoveAssociatedMemory(obj, mallocBytes, JS::MemoryUse::DOMBinding); } AddForDeferredFinalization(self); } } MOZ_GLOBINIT static const JSFunctionSpec sChromeStaticMethods_specs[] = { JS_FNSPEC("countUnderlyingStreams", StaticMethodPromiseWrapper, &countUnderlyingStreams_methodinfo, 0, JSPROP_ENUMERATE, nullptr), JS_FS_END }; static const Prefable sChromeStaticMethods[] = { { nullptr, &sChromeStaticMethods_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)"); MOZ_GLOBINIT static const JSFunctionSpec sMethods_specs[] = { JS_FNSPEC("getAudioTracks", (GenericMethod), reinterpret_cast(&getAudioTracks_methodinfo), 0, JSPROP_ENUMERATE, nullptr), JS_FNSPEC("getVideoTracks", (GenericMethod), reinterpret_cast(&getVideoTracks_methodinfo), 0, JSPROP_ENUMERATE, nullptr), JS_FNSPEC("getTracks", (GenericMethod), reinterpret_cast(&getTracks_methodinfo), 0, JSPROP_ENUMERATE, nullptr), JS_FNSPEC("getTrackById", (GenericMethod), reinterpret_cast(&getTrackById_methodinfo), 1, JSPROP_ENUMERATE, nullptr), JS_FNSPEC("addTrack", (GenericMethod), reinterpret_cast(&addTrack_methodinfo), 1, JSPROP_ENUMERATE, nullptr), JS_FNSPEC("removeTrack", (GenericMethod), reinterpret_cast(&removeTrack_methodinfo), 1, JSPROP_ENUMERATE, nullptr), JS_FNSPEC("clone", (GenericMethod), reinterpret_cast(&clone_methodinfo), 0, JSPROP_ENUMERATE, nullptr), JS_FS_END }; static const Prefable 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(7 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX, "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)"); MOZ_GLOBINIT static const JSFunctionSpec sChromeMethods_specs[] = { JS_FNSPEC("assignId", (GenericMethod), reinterpret_cast(&assignId_methodinfo), 1, JSPROP_ENUMERATE, nullptr), JS_FS_END }; static const Prefable sChromeMethods[] = { { nullptr, &sChromeMethods_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)"); MOZ_GLOBINIT static const JSPropertySpec sAttributes_specs[] = { JSPropertySpec::nativeAccessors("id", JSPROP_ENUMERATE, GenericGetter, &id_getterinfo, nullptr, nullptr), JSPropertySpec::nativeAccessors("active", JSPROP_ENUMERATE, GenericGetter, &active_getterinfo, nullptr, nullptr), JSPropertySpec::nativeAccessors("onaddtrack", JSPROP_ENUMERATE, GenericGetter, &onaddtrack_getterinfo, GenericSetter, &onaddtrack_setterinfo), JSPropertySpec::nativeAccessors("onremovetrack", JSPROP_ENUMERATE, GenericGetter, &onremovetrack_getterinfo, GenericSetter, &onremovetrack_setterinfo), JS_PS_END }; static const Prefable 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(4 <= 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[11]; static PropertyInfo sNativeProperties_propertyInfos[11]; static const NativePropertiesN<2> sNativeProperties = { false, 0, false, 0, true, 0 /* sMethods */, true, 1 /* sAttributes */, false, 0, false, 0, false, 0, -1, 11, sNativeProperties_sortedPropertyIndices, { { sMethods, &sNativeProperties_propertyInfos[0] }, { sAttributes, &sNativeProperties_propertyInfos[7] } } }; static_assert(11 < 1ull << (CHAR_BIT * sizeof(sNativeProperties.propertyInfoCount)), "We have a property info count that is oversized"); static uint16_t sChromeOnlyNativeProperties_sortedPropertyIndices[2]; static PropertyInfo sChromeOnlyNativeProperties_propertyInfos[2]; static const NativePropertiesN<2> sChromeOnlyNativeProperties = { true, 0 /* sChromeStaticMethods */, false, 0, true, 1 /* sChromeMethods */, false, 0, false, 0, false, 0, false, 0, -1, 2, sChromeOnlyNativeProperties_sortedPropertyIndices, { { sChromeStaticMethods, &sChromeOnlyNativeProperties_propertyInfos[0] }, { sChromeMethods, &sChromeOnlyNativeProperties_propertyInfos[1] } } }; static_assert(2 < 1ull << (CHAR_BIT * sizeof(sChromeOnlyNativeProperties.propertyInfoCount)), "We have a property info count that is oversized"); bool sNativePropertiesInited = false; const NativePropertyHooks sNativePropertyHooks = { nullptr, { sNativeProperties.Upcast(), sChromeOnlyNativeProperties.Upcast(), &sNativePropertiesInited }, prototypes::id::MediaStream, constructors::id::MediaStream, &DefaultXrayExpandoObjectClass }; static bool _constructor(JSContext* cx_, unsigned argc, JS::Value* vp) { BindingCallContext cx(cx_, "MediaStream constructor"); AUTO_PROFILER_LABEL_DYNAMIC_FAST( "MediaStream", "constructor", DOM, cx, uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS)); JS::CallArgs args = JS::CallArgsFromVp(argc, vp); JS::Rooted obj(cx, &args.callee()); if (!args.isConstructing()) { return ThrowConstructorWithoutNew(cx, "MediaStream"); } JS::Rooted desiredProto(cx); if (!GetDesiredProto(cx, args, prototypes::id::MediaStream, CreateInterfaceObjects, &desiredProto)) { return false; } unsigned argcount = std::min(args.length(), 1u); switch (argcount) { case 0: { GlobalObject global(cx, obj); if (global.Failed()) { return false; } bool objIsXray = xpc::WrapperFactory::IsXrayWrapper(obj); Maybe ar; if (objIsXray) { // Since our object is an Xray, we can just CheckedUnwrapStatic: // we know Xrays have no dynamic unwrap behavior. obj = js::CheckedUnwrapStatic(obj); if (!obj) { return false; } ar.emplace(cx, obj); if (!JS_WrapObject(cx, &desiredProto)) { return false; } } FastErrorResult rv; auto result(StrongOrRawPtr(mozilla::DOMMediaStream::Constructor(global, rv))); if (rv.MaybeSetPendingException(cx, "MediaStream constructor")) [[unlikely]] { return false; } MOZ_ASSERT(!JS_IsExceptionPending(cx)); static_assert(!std::is_pointer_v, "NewObject implies that we need to keep the object alive with a strong reference."); if (!GetOrCreateDOMReflector(cx, result, args.rval(), desiredProto)) { MOZ_ASSERT(JS_IsExceptionPending(cx)); return false; } return true; break; } case 1: { if (args[0].isObject()) { do { NonNull arg0; { // Our JSContext should be in the right global to do unwrapping in. nsresult rv = UnwrapObject(args[0], arg0, cx); if (NS_FAILED(rv)) { break; } } GlobalObject global(cx, obj); if (global.Failed()) { return false; } bool objIsXray = xpc::WrapperFactory::IsXrayWrapper(obj); Maybe ar; if (objIsXray) { // Since our object is an Xray, we can just CheckedUnwrapStatic: // we know Xrays have no dynamic unwrap behavior. obj = js::CheckedUnwrapStatic(obj); if (!obj) { return false; } ar.emplace(cx, obj); if (!JS_WrapObject(cx, &desiredProto)) { return false; } } FastErrorResult rv; auto result(StrongOrRawPtr(mozilla::DOMMediaStream::Constructor(global, MOZ_KnownLive(NonNullHelper(arg0)), rv))); if (rv.MaybeSetPendingException(cx, "MediaStream constructor")) [[unlikely]] { return false; } MOZ_ASSERT(!JS_IsExceptionPending(cx)); static_assert(!std::is_pointer_v, "NewObject implies that we need to keep the object alive with a strong reference."); if (!GetOrCreateDOMReflector(cx, result, args.rval(), desiredProto)) { MOZ_ASSERT(JS_IsExceptionPending(cx)); return false; } return true; } while (false); do { binding_detail::AutoSequence> arg0; JS::ForOfIterator iter(cx); if (!iter.init(args[0], JS::ForOfIterator::AllowNonIterable)) { return false; } if (!iter.valueIsIterable()) { break; } binding_detail::AutoSequence> &arr = arg0; if (mozilla::Maybe sizeHint = iter.sizeHint()) { if (!arr.SetCapacity(*sizeHint, mozilla::fallible)) { JS_ReportOutOfMemory(cx); return false; } } JS::Rooted temp(cx); while (true) { bool done; if (!iter.next(&temp, &done)) { return false; } if (done) { break; } OwningNonNull* slotPtr = arr.AppendElement(mozilla::fallible); if (!slotPtr) { JS_ReportOutOfMemory(cx); return false; } OwningNonNull& slot = *slotPtr; if (temp.isObject()) { static_assert(IsRefcounted::value, "We can only store refcounted classes."); { // Our JSContext should be in the right global to do unwrapping in. nsresult rv = UnwrapObject(&temp, slot, cx); if (NS_FAILED(rv)) { cx.ThrowErrorMessage("Element of argument 1", "MediaStreamTrack"); return false; } } } else { cx.ThrowErrorMessage("Element of argument 1"); return false; } } GlobalObject global(cx, obj); if (global.Failed()) { return false; } bool objIsXray = xpc::WrapperFactory::IsXrayWrapper(obj); Maybe ar; if (objIsXray) { // Since our object is an Xray, we can just CheckedUnwrapStatic: // we know Xrays have no dynamic unwrap behavior. obj = js::CheckedUnwrapStatic(obj); if (!obj) { return false; } ar.emplace(cx, obj); if (!JS_WrapObject(cx, &desiredProto)) { return false; } } FastErrorResult rv; auto result(StrongOrRawPtr(mozilla::DOMMediaStream::Constructor(global, Constify(arg0), rv))); if (rv.MaybeSetPendingException(cx, "MediaStream constructor")) [[unlikely]] { return false; } MOZ_ASSERT(!JS_IsExceptionPending(cx)); static_assert(!std::is_pointer_v, "NewObject implies that we need to keep the object alive with a strong reference."); if (!GetOrCreateDOMReflector(cx, result, args.rval(), desiredProto)) { MOZ_ASSERT(JS_IsExceptionPending(cx)); return false; } return true; } while (false); } return cx.ThrowErrorMessage("1", "1"); break; } default: { // Using nsPrintfCString here would require including that // header. Let's not worry about it. nsAutoCString argCountStr; argCountStr.AppendPrintf("%u", args.length()); return cx.ThrowErrorMessage(argCountStr.get()); } } MOZ_CRASH("We have an always-returning default case"); return false; } static const DOMInterfaceInfo sInterfaceObjectInfo = { { _constructor, &sNativePropertyHooks }, EventTarget_Binding::GetConstructorObjectHandle, PrototypeTraits::Depth, prototypes::id::MediaStream, true, 0, "MediaStream", }; static const DOMIfaceAndProtoJSClass sPrototypeClass = { { "MediaStreamPrototype", 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, prototypes::id::MediaStream, PrototypeTraits::Depth, &sNativePropertyHooks, EventTarget_Binding::GetProtoObject }; static const JSClassOps sClassOps = { nullptr, /* addProperty */ nullptr, /* delProperty */ nullptr, /* enumerate */ nullptr, /* newEnumerate */ nullptr, /* resolve */ nullptr, /* mayResolve */ _finalize, /* finalize */ nullptr, /* call */ nullptr, /* construct */ nullptr, /* trace */ }; static const DOMJSClass sClass = { { "MediaStream", JSCLASS_IS_DOMJSCLASS | JSCLASS_FOREGROUND_FINALIZE | JSCLASS_HAS_RESERVED_SLOTS(1) | JSCLASS_PRESERVES_WRAPPER, &sClassOps, JS_NULL_CLASS_SPEC, &NativeTypeHelpers::sClassExtension, JS_NULL_OBJECT_OPS }, { prototypes::id::EventTarget, prototypes::id::MediaStream, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count }, std::is_base_of_v, &sNativePropertyHooks, GetProtoObjectHandle, GetCCParticipant::Get(), nullptr, NativeTypeHelpers::GetWrapperCache }; 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."); bool Wrap(JSContext* aCx, mozilla::DOMMediaStream* aObject, nsWrapperCache* aCache, JS::Handle aGivenProto, JS::MutableHandle aReflector) { static_assert(!std::is_base_of_v, "Shouldn't have wrappercached things that are not refcounted."); static_assert(std::is_same_v); MOZ_ASSERT(static_cast(aObject) == reinterpret_cast(aObject), "Multiple inheritance for mozilla::dom::EventTarget 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"); // If the wrapper cache contains a dead reflector then finalize that // now, ensuring that the finalizer for the old reflector always // runs before the new reflector is created and attached. This // avoids the awkward situation where there are multiple reflector // objects that contain pointers to the same native. if (JSObject* oldReflector = aCache->GetWrapperMaybeDead()) { _finalize(nullptr /* unused */, oldReflector); MOZ_ASSERT(!aCache->GetWrapperMaybeDead()); } JS::Rooted global(aCx, FindAssociatedGlobal(aCx, aObject->GetParentObject())); if (!global) { return false; } MOZ_ASSERT(JS_IsGlobalObject(global)); JS::AssertObjectIsNotGray(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 canonicalProto = GetProtoObjectHandle(aCx); if (!canonicalProto) { return false; } JS::Rooted 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::GetCompartment(proto)) { if (!JS_WrapObject(aCx, &proto)) { return false; } } } else { proto = canonicalProto; } BindingJSObjectCreator 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; } void CreateInterfaceObjects(JSContext* aCx, JS::Handle aGlobal, ProtoAndIfaceCache& aProtoAndIfaceCache, DefineInterfaceProperty aDefineOnGlobal) { JS::Heap* protoCache = &aProtoAndIfaceCache.EntrySlotOrCreate(prototypes::id::MediaStream); JS::Heap* interfaceCache = &aProtoAndIfaceCache.EntrySlotOrCreate(constructors::id::MediaStream); JS::Handle parentProto(EventTarget_Binding::GetProtoObjectHandle(aCx)); if (!parentProto) { return; } JS::Handle constructorProto(EventTarget_Binding::GetConstructorObjectHandle(aCx)); if (!constructorProto) { return; } dom::CreateInterfaceObjects(aCx, aGlobal, parentProto, &sPrototypeClass, protoCache, constructorProto, &sInterfaceObjectInfo, 0, false, Span{}, interfaceCache, sNativeProperties.Upcast(), sChromeOnlyNativeProperties.Upcast(), "MediaStream", aDefineOnGlobal != DefineInterfaceProperty::No, nullptr, false, nullptr); } JS::Handle GetProtoObjectHandle(JSContext* aCx) { /* Get the interface prototype object for this class. This will create the object as needed. */ return GetPerInterfaceObjectHandle(aCx, prototypes::id::MediaStream, &CreateInterfaceObjects, DefineInterfaceProperty::CheckExposure); } JSObject* GetProtoObject(JSContext* aCx) { return GetProtoObjectHandle(aCx); } JS::Handle GetConstructorObjectHandle(JSContext* aCx) { /* Get the interface object for this class. This will create the object as needed. */ return GetPerInterfaceObjectHandle(aCx, constructors::id::MediaStream, &CreateInterfaceObjects, DefineInterfaceProperty::CheckExposure); } } // namespace MediaStream_Binding } // namespace mozilla::dom