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/* THIS FILE IS AUTOGENERATED FROM ImageDecoder.webidl BY Codegen.py - DO NOT EDIT */
#include <type_traits>
#include "AtomList.h"
#include "ImageDecoderBinding.h"
#include "MainThreadUtils.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 "jsfriendapi.h"
#include "mozilla/Atomics.h"
#include "mozilla/OwningNonNull.h"
#include "mozilla/ProfilerLabels.h"
#include "mozilla/StaticPrefs_dom.h"
#include "mozilla/dom/BindingCallContext.h"
#include "mozilla/dom/BindingUtils.h"
#include "mozilla/dom/DOMJSClass.h"
#include "mozilla/dom/DOMJSProxyHandler.h"
#include "mozilla/dom/ImageDecoder.h"
#include "mozilla/dom/ImageTrack.h"
#include "mozilla/dom/ImageTrackList.h"
#include "mozilla/dom/NonRefcountedDOMObject.h"
#include "mozilla/dom/Nullable.h"
#include "mozilla/dom/PrimitiveConversions.h"
#include "mozilla/dom/Promise.h"
#include "mozilla/dom/ProxyHandlerUtils.h"
#include "mozilla/dom/ReadableStream.h"
#include "mozilla/dom/RootedDictionary.h"
#include "mozilla/dom/ScriptSettings.h"
#include "mozilla/dom/SimpleGlobalObject.h"
#include "mozilla/dom/ToJSValue.h"
#include "mozilla/dom/TypedArray.h"
#include "mozilla/dom/WebIDLPrefs.h"
#include "mozilla/dom/XrayExpandoClass.h"
#include "nsThreadUtils.h"
namespace mozilla::dom {
namespace binding_detail {}; // Just to make sure it's known as a namespace
using namespace mozilla::dom::binding_detail;
void
ImplCycleCollectionTraverse(nsCycleCollectionTraversalCallback& aCallback, OwningMaybeSharedArrayBufferViewOrMaybeSharedArrayBufferOrReadableStream& aUnion, const char* aName, uint32_t aFlags)
{
if (aUnion.IsReadableStream()) {
ImplCycleCollectionTraverse(aCallback, aUnion.GetAsReadableStream(), "mReadableStream", aFlags);
}
}
void
ImplCycleCollectionUnlink(OwningMaybeSharedArrayBufferViewOrMaybeSharedArrayBufferOrReadableStream& aUnion)
{
aUnion.Uninit();
}
ImageDecodeOptions::ImageDecodeOptions()
{
// Safe to pass a null context if we pass a null value
Init(nullptr, JS::NullHandleValue);
}
bool
ImageDecodeOptions::InitIds(JSContext* cx, ImageDecodeOptionsAtoms* atomsCache)
{
MOZ_ASSERT(reinterpret_cast<jsid*>(atomsCache)->isVoid());
// Initialize these in reverse order so that any failure leaves the first one
// uninitialized.
if (!atomsCache->frameIndex_id.init(cx, "frameIndex") ||
!atomsCache->completeFramesOnly_id.init(cx, "completeFramesOnly")) {
return false;
}
return true;
}
bool
ImageDecodeOptions::Init(BindingCallContext& 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());
ImageDecodeOptionsAtoms* atomsCache = nullptr;
if (cx) {
atomsCache = GetAtomCache<ImageDecodeOptionsAtoms>(cx);
if (reinterpret_cast<jsid*>(atomsCache)->isVoid() &&
!InitIds(cx, atomsCache)) {
return false;
}
}
if (!IsConvertibleToDictionary(val)) {
return cx.ThrowErrorMessage<MSG_CONVERSION_ERROR>(sourceDescription, "dictionary");
}
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->completeFramesOnly_id, temp.ptr())) {
return false;
}
}
if (!isNull && !temp->isUndefined()) {
if (!ValueToPrimitive<bool, eDefault>(cx, temp.ref(), "'completeFramesOnly' member of ImageDecodeOptions", &mCompleteFramesOnly)) {
return false;
}
} else {
mCompleteFramesOnly = true;
}
mIsAnyMemberPresent = true;
if (!isNull) {
if (!JS_GetPropertyById(cx, *object, atomsCache->frameIndex_id, temp.ptr())) {
return false;
}
}
if (!isNull && !temp->isUndefined()) {
if (!ValueToPrimitive<uint32_t, eEnforceRange>(cx, temp.ref(), "'frameIndex' member of ImageDecodeOptions", &mFrameIndex)) {
return false;
}
} else {
mFrameIndex = 0U;
}
mIsAnyMemberPresent = true;
return true;
}
bool
ImageDecodeOptions::Init(JSContext* cx_, JS::Handle<JS::Value> 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
ImageDecodeOptions::TraceDictionary(JSTracer* trc)
{
}
ImageDecodeOptions&
ImageDecodeOptions::operator=(const ImageDecodeOptions& aOther)
{
DictionaryBase::operator=(aOther);
mCompleteFramesOnly = aOther.mCompleteFramesOnly;
mFrameIndex = aOther.mFrameIndex;
return *this;
}
ImageDecodeResult::ImageDecodeResult()
{
// Safe to pass a null context if we pass a null value
Init();
}
bool
ImageDecodeResult::InitIds(JSContext* cx, ImageDecodeResultAtoms* atomsCache)
{
MOZ_ASSERT(reinterpret_cast<jsid*>(atomsCache)->isVoid());
// Initialize these in reverse order so that any failure leaves the first one
// uninitialized.
if (!atomsCache->image_id.init(cx, "image") ||
!atomsCache->complete_id.init(cx, "complete")) {
return false;
}
return true;
}
bool
ImageDecodeResult::Init(const char* sourceDescription, bool passedToJSImpl)
{
return true;
}
bool
ImageDecodeResult::ToObjectInternal(JSContext* cx, JS::MutableHandle<JS::Value> rval) const
{
ImageDecodeResultAtoms* atomsCache = GetAtomCache<ImageDecodeResultAtoms>(cx);
if (reinterpret_cast<jsid*>(atomsCache)->isVoid() &&
!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);
bool const & currentValue = mComplete;
temp.setBoolean(currentValue);
if (!JS_DefinePropertyById(cx, obj, atomsCache->complete_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);
OwningNonNull<mozilla::dom::VideoFrame> const & currentValue = mImage;
if (!GetOrCreateDOMReflector(cx, currentValue, &temp)) {
MOZ_ASSERT(JS_IsExceptionPending(cx));
return false;
}
if (!JS_DefinePropertyById(cx, obj, atomsCache->image_id, temp, JSPROP_ENUMERATE)) {
return false;
}
break;
} while(false);
return true;
}
void
ImageDecodeResult::TraceDictionary(JSTracer* trc)
{
}
ImageDecodeResult&
ImageDecodeResult::operator=(const ImageDecodeResult& aOther)
{
DictionaryBase::operator=(aOther);
mComplete = aOther.mComplete;
mImage = aOther.mImage;
return *this;
}
bool
MaybeSharedArrayBufferViewOrMaybeSharedArrayBufferOrReadableStream::TrySetToArrayBufferView(BindingCallContext& cx, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
tryNext = false;
{ // scope for memberSlot
RootedSpiderMonkeyInterface<ArrayBufferView>& memberSlot = RawSetAsArrayBufferView(cx);
if (!memberSlot.Init(&value.toObject())) {
DestroyArrayBufferView();
tryNext = true;
return true;
}
if (JS::IsLargeArrayBufferView(memberSlot.Obj())) {
cx.ThrowErrorMessage<MSG_TYPEDARRAY_IS_LARGE>("ArrayBufferView branch of (ArrayBufferView or ArrayBuffer or ReadableStream)");
return false;
}
if (JS::IsResizableArrayBufferView(memberSlot.Obj())) {
cx.ThrowErrorMessage<MSG_TYPEDARRAY_IS_RESIZABLE>("ArrayBufferView branch of (ArrayBufferView or ArrayBuffer or ReadableStream)");
return false;
}
}
return true;
}
bool
MaybeSharedArrayBufferViewOrMaybeSharedArrayBufferOrReadableStream::TrySetToArrayBufferView(JSContext* cx_, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
BindingCallContext cx(cx_, nullptr);
return TrySetToArrayBufferView(cx, value, tryNext, passedToJSImpl);
}
bool
MaybeSharedArrayBufferViewOrMaybeSharedArrayBufferOrReadableStream::TrySetToArrayBuffer(BindingCallContext& cx, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
tryNext = false;
{ // scope for memberSlot
RootedSpiderMonkeyInterface<ArrayBuffer>& memberSlot = RawSetAsArrayBuffer(cx);
if (!memberSlot.Init(&value.toObject())) {
DestroyArrayBuffer();
tryNext = true;
return true;
}
if (JS::IsLargeArrayBufferMaybeShared(memberSlot.Obj())) {
cx.ThrowErrorMessage<MSG_TYPEDARRAY_IS_LARGE>("ArrayBuffer branch of (ArrayBufferView or ArrayBuffer or ReadableStream)");
return false;
}
if (JS::IsResizableArrayBufferMaybeShared(memberSlot.Obj())) {
cx.ThrowErrorMessage<MSG_TYPEDARRAY_IS_RESIZABLE>("ArrayBuffer branch of (ArrayBufferView or ArrayBuffer or ReadableStream)");
return false;
}
}
return true;
}
bool
MaybeSharedArrayBufferViewOrMaybeSharedArrayBufferOrReadableStream::TrySetToArrayBuffer(JSContext* cx_, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
BindingCallContext cx(cx_, nullptr);
return TrySetToArrayBuffer(cx, value, tryNext, passedToJSImpl);
}
bool
MaybeSharedArrayBufferViewOrMaybeSharedArrayBufferOrReadableStream::TrySetToReadableStream(BindingCallContext& cx, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
tryNext = false;
{ // scope for memberSlot
NonNull<mozilla::dom::ReadableStream>& memberSlot = RawSetAsReadableStream();
{
// Our JSContext should be in the right global to do unwrapping in.
nsresult rv = UnwrapObject<prototypes::id::ReadableStream, mozilla::dom::ReadableStream>(value, memberSlot, cx);
if (NS_FAILED(rv)) {
DestroyReadableStream();
tryNext = true;
return true;
}
}
}
return true;
}
bool
MaybeSharedArrayBufferViewOrMaybeSharedArrayBufferOrReadableStream::TrySetToReadableStream(JSContext* cx_, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
BindingCallContext cx(cx_, nullptr);
return TrySetToReadableStream(cx, value, tryNext, passedToJSImpl);
}
bool
MaybeSharedArrayBufferViewOrMaybeSharedArrayBufferOrReadableStream::Init(BindingCallContext& cx, JS::Handle<JS::Value> value, const char* sourceDescription, bool passedToJSImpl)
{
MOZ_ASSERT(mType == eUninitialized);
bool done = false, failed = false, tryNext;
if (value.isObject()) {
done = (failed = !TrySetToArrayBufferView(cx, value, tryNext, passedToJSImpl)) || !tryNext ||
(failed = !TrySetToArrayBuffer(cx, value, tryNext, passedToJSImpl)) || !tryNext ||
(failed = !TrySetToReadableStream(cx, value, tryNext, passedToJSImpl)) || !tryNext;
}
if (failed) {
return false;
}
if (!done) {
cx.ThrowErrorMessage<MSG_NOT_IN_UNION>(sourceDescription, "ArrayBufferView, ArrayBuffer, ReadableStream");
return false;
}
return true;
}
bool
MaybeSharedArrayBufferViewOrMaybeSharedArrayBufferOrReadableStream::Init(JSContext* cx_, JS::Handle<JS::Value> value, const char* sourceDescription, bool passedToJSImpl)
{
BindingCallContext cx(cx_, nullptr);
return Init(cx, value, sourceDescription, passedToJSImpl);
}
bool
MaybeSharedArrayBufferViewOrMaybeSharedArrayBufferOrReadableStream::ToJSVal(JSContext* cx, JS::Handle<JSObject*> scopeObj, JS::MutableHandle<JS::Value> rval) const
{
switch (mType) {
case eUninitialized: {
return false;
}
case eArrayBufferView: {
rval.setObject(*mValue.mArrayBufferView.Value().Obj());
if (!MaybeWrapNonDOMObjectValue(cx, rval)) {
return false;
}
return true;
}
case eArrayBuffer: {
rval.setObject(*mValue.mArrayBuffer.Value().Obj());
if (!MaybeWrapNonDOMObjectValue(cx, rval)) {
return false;
}
return true;
}
case eReadableStream: {
if (!GetOrCreateDOMReflector(cx, mValue.mReadableStream.Value(), rval)) {
MOZ_ASSERT(JS_IsExceptionPending(cx));
return false;
}
return true;
}
default: {
return false;
}
}
}
OwningMaybeSharedArrayBufferViewOrMaybeSharedArrayBufferOrReadableStream::OwningMaybeSharedArrayBufferViewOrMaybeSharedArrayBufferOrReadableStream(OwningMaybeSharedArrayBufferViewOrMaybeSharedArrayBufferOrReadableStream&& aOther)
: mType(eUninitialized)
{
switch (aOther.mType) {
case eUninitialized: {
MOZ_ASSERT(mType == eUninitialized,
"We need to destroy ourselves?");
break;
}
case eArrayBufferView: {
mType = eArrayBufferView;
mValue.mArrayBufferView.SetValue(std::move(aOther.mValue.mArrayBufferView.Value()));
break;
}
case eArrayBuffer: {
mType = eArrayBuffer;
mValue.mArrayBuffer.SetValue(std::move(aOther.mValue.mArrayBuffer.Value()));
break;
}
case eReadableStream: {
mType = eReadableStream;
mValue.mReadableStream.SetValue(std::move(aOther.mValue.mReadableStream.Value()));
break;
}
}
}
bool
OwningMaybeSharedArrayBufferViewOrMaybeSharedArrayBufferOrReadableStream::TrySetToArrayBufferView(BindingCallContext& cx, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
tryNext = false;
{ // scope for memberSlot
ArrayBufferView& memberSlot = RawSetAsArrayBufferView();
if (!memberSlot.Init(&value.toObject())) {
DestroyArrayBufferView();
tryNext = true;
return true;
}
if (JS::IsLargeArrayBufferView(memberSlot.Obj())) {
cx.ThrowErrorMessage<MSG_TYPEDARRAY_IS_LARGE>("ArrayBufferView branch of (ArrayBufferView or ArrayBuffer or ReadableStream)");
return false;
}
if (JS::IsResizableArrayBufferView(memberSlot.Obj())) {
cx.ThrowErrorMessage<MSG_TYPEDARRAY_IS_RESIZABLE>("ArrayBufferView branch of (ArrayBufferView or ArrayBuffer or ReadableStream)");
return false;
}
}
return true;
}
bool
OwningMaybeSharedArrayBufferViewOrMaybeSharedArrayBufferOrReadableStream::TrySetToArrayBufferView(JSContext* cx_, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
BindingCallContext cx(cx_, nullptr);
return TrySetToArrayBufferView(cx, value, tryNext, passedToJSImpl);
}
[[nodiscard]] ArrayBufferView&
OwningMaybeSharedArrayBufferViewOrMaybeSharedArrayBufferOrReadableStream::RawSetAsArrayBufferView()
{
if (mType == eArrayBufferView) {
return mValue.mArrayBufferView.Value();
}
MOZ_ASSERT(mType == eUninitialized);
mType = eArrayBufferView;
return mValue.mArrayBufferView.SetValue();
}
[[nodiscard]] ArrayBufferView&
OwningMaybeSharedArrayBufferViewOrMaybeSharedArrayBufferOrReadableStream::SetAsArrayBufferView()
{
if (mType == eArrayBufferView) {
return mValue.mArrayBufferView.Value();
}
Uninit();
mType = eArrayBufferView;
return mValue.mArrayBufferView.SetValue();
}
void
OwningMaybeSharedArrayBufferViewOrMaybeSharedArrayBufferOrReadableStream::DestroyArrayBufferView()
{
MOZ_RELEASE_ASSERT(IsArrayBufferView(), "Wrong type!");
mValue.mArrayBufferView.Destroy();
mType = eUninitialized;
}
bool
OwningMaybeSharedArrayBufferViewOrMaybeSharedArrayBufferOrReadableStream::TrySetToArrayBuffer(BindingCallContext& cx, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
tryNext = false;
{ // scope for memberSlot
ArrayBuffer& memberSlot = RawSetAsArrayBuffer();
if (!memberSlot.Init(&value.toObject())) {
DestroyArrayBuffer();
tryNext = true;
return true;
}
if (JS::IsLargeArrayBufferMaybeShared(memberSlot.Obj())) {
cx.ThrowErrorMessage<MSG_TYPEDARRAY_IS_LARGE>("ArrayBuffer branch of (ArrayBufferView or ArrayBuffer or ReadableStream)");
return false;
}
if (JS::IsResizableArrayBufferMaybeShared(memberSlot.Obj())) {
cx.ThrowErrorMessage<MSG_TYPEDARRAY_IS_RESIZABLE>("ArrayBuffer branch of (ArrayBufferView or ArrayBuffer or ReadableStream)");
return false;
}
}
return true;
}
bool
OwningMaybeSharedArrayBufferViewOrMaybeSharedArrayBufferOrReadableStream::TrySetToArrayBuffer(JSContext* cx_, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
BindingCallContext cx(cx_, nullptr);
return TrySetToArrayBuffer(cx, value, tryNext, passedToJSImpl);
}
[[nodiscard]] ArrayBuffer&
OwningMaybeSharedArrayBufferViewOrMaybeSharedArrayBufferOrReadableStream::RawSetAsArrayBuffer()
{
if (mType == eArrayBuffer) {
return mValue.mArrayBuffer.Value();
}
MOZ_ASSERT(mType == eUninitialized);
mType = eArrayBuffer;
return mValue.mArrayBuffer.SetValue();
}
[[nodiscard]] ArrayBuffer&
OwningMaybeSharedArrayBufferViewOrMaybeSharedArrayBufferOrReadableStream::SetAsArrayBuffer()
{
if (mType == eArrayBuffer) {
return mValue.mArrayBuffer.Value();
}
Uninit();
mType = eArrayBuffer;
return mValue.mArrayBuffer.SetValue();
}
void
OwningMaybeSharedArrayBufferViewOrMaybeSharedArrayBufferOrReadableStream::DestroyArrayBuffer()
{
MOZ_RELEASE_ASSERT(IsArrayBuffer(), "Wrong type!");
mValue.mArrayBuffer.Destroy();
mType = eUninitialized;
}
bool
OwningMaybeSharedArrayBufferViewOrMaybeSharedArrayBufferOrReadableStream::TrySetToReadableStream(BindingCallContext& cx, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
tryNext = false;
{ // scope for memberSlot
OwningNonNull<mozilla::dom::ReadableStream>& memberSlot = RawSetAsReadableStream();
static_assert(IsRefcounted<mozilla::dom::ReadableStream>::value, "We can only store refcounted classes.");
{
// Our JSContext should be in the right global to do unwrapping in.
nsresult rv = UnwrapObject<prototypes::id::ReadableStream, mozilla::dom::ReadableStream>(value, memberSlot, cx);
if (NS_FAILED(rv)) {
DestroyReadableStream();
tryNext = true;
return true;
}
}
}
return true;
}
bool
OwningMaybeSharedArrayBufferViewOrMaybeSharedArrayBufferOrReadableStream::TrySetToReadableStream(JSContext* cx_, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
BindingCallContext cx(cx_, nullptr);
return TrySetToReadableStream(cx, value, tryNext, passedToJSImpl);
}
[[nodiscard]] OwningNonNull<mozilla::dom::ReadableStream>&
OwningMaybeSharedArrayBufferViewOrMaybeSharedArrayBufferOrReadableStream::RawSetAsReadableStream()
{
if (mType == eReadableStream) {
return mValue.mReadableStream.Value();
}
MOZ_ASSERT(mType == eUninitialized);
mType = eReadableStream;
return mValue.mReadableStream.SetValue();
}
[[nodiscard]] OwningNonNull<mozilla::dom::ReadableStream>&
OwningMaybeSharedArrayBufferViewOrMaybeSharedArrayBufferOrReadableStream::SetAsReadableStream()
{
if (mType == eReadableStream) {
return mValue.mReadableStream.Value();
}
Uninit();
mType = eReadableStream;
return mValue.mReadableStream.SetValue();
}
void
OwningMaybeSharedArrayBufferViewOrMaybeSharedArrayBufferOrReadableStream::DestroyReadableStream()
{
MOZ_RELEASE_ASSERT(IsReadableStream(), "Wrong type!");
mValue.mReadableStream.Destroy();
mType = eUninitialized;
}
bool
OwningMaybeSharedArrayBufferViewOrMaybeSharedArrayBufferOrReadableStream::Init(BindingCallContext& cx, JS::Handle<JS::Value> value, const char* sourceDescription, bool passedToJSImpl)
{
MOZ_ASSERT(mType == eUninitialized);
bool done = false, failed = false, tryNext;
if (value.isObject()) {
done = (failed = !TrySetToArrayBufferView(cx, value, tryNext, passedToJSImpl)) || !tryNext ||
(failed = !TrySetToArrayBuffer(cx, value, tryNext, passedToJSImpl)) || !tryNext ||
(failed = !TrySetToReadableStream(cx, value, tryNext, passedToJSImpl)) || !tryNext;
}
if (failed) {
return false;
}
if (!done) {
cx.ThrowErrorMessage<MSG_NOT_IN_UNION>(sourceDescription, "ArrayBufferView, ArrayBuffer, ReadableStream");
return false;
}
return true;
}
bool
OwningMaybeSharedArrayBufferViewOrMaybeSharedArrayBufferOrReadableStream::Init(JSContext* cx_, JS::Handle<JS::Value> value, const char* sourceDescription, bool passedToJSImpl)
{
BindingCallContext cx(cx_, nullptr);
return Init(cx, value, sourceDescription, passedToJSImpl);
}
void
OwningMaybeSharedArrayBufferViewOrMaybeSharedArrayBufferOrReadableStream::Uninit()
{
switch (mType) {
case eUninitialized: {
break;
}
case eArrayBufferView: {
DestroyArrayBufferView();
break;
}
case eArrayBuffer: {
DestroyArrayBuffer();
break;
}
case eReadableStream: {
DestroyReadableStream();
break;
}
}
}
bool
OwningMaybeSharedArrayBufferViewOrMaybeSharedArrayBufferOrReadableStream::ToJSVal(JSContext* cx, JS::Handle<JSObject*> scopeObj, JS::MutableHandle<JS::Value> rval) const
{
switch (mType) {
case eUninitialized: {
return false;
}
case eArrayBufferView: {
rval.setObject(*mValue.mArrayBufferView.Value().Obj());
if (!MaybeWrapNonDOMObjectValue(cx, rval)) {
return false;
}
return true;
}
case eArrayBuffer: {
rval.setObject(*mValue.mArrayBuffer.Value().Obj());
if (!MaybeWrapNonDOMObjectValue(cx, rval)) {
return false;
}
return true;
}
case eReadableStream: {
if (!GetOrCreateDOMReflector(cx, mValue.mReadableStream.Value(), rval)) {
MOZ_ASSERT(JS_IsExceptionPending(cx));
return false;
}
return true;
}
default: {
return false;
}
}
}
void
OwningMaybeSharedArrayBufferViewOrMaybeSharedArrayBufferOrReadableStream::TraceUnion(JSTracer* trc)
{
switch (mType) {
case eArrayBufferView: {
mValue.mArrayBufferView.Value().TraceSelf(trc);
break;
}
case eArrayBuffer: {
mValue.mArrayBuffer.Value().TraceSelf(trc);
break;
}
default: {
}
}
}
OwningMaybeSharedArrayBufferViewOrMaybeSharedArrayBufferOrReadableStream&
OwningMaybeSharedArrayBufferViewOrMaybeSharedArrayBufferOrReadableStream::operator=(OwningMaybeSharedArrayBufferViewOrMaybeSharedArrayBufferOrReadableStream&& aOther)
{
this->~OwningMaybeSharedArrayBufferViewOrMaybeSharedArrayBufferOrReadableStream();
new (this) OwningMaybeSharedArrayBufferViewOrMaybeSharedArrayBufferOrReadableStream (std::move(aOther));
return *this;
}
ImageDecoderInit::ImageDecoderInit()
{
// Safe to pass a null context if we pass a null value
Init(nullptr, JS::NullHandleValue);
}
bool
ImageDecoderInit::InitIds(JSContext* cx, ImageDecoderInitAtoms* atomsCache)
{
MOZ_ASSERT(reinterpret_cast<jsid*>(atomsCache)->isVoid());
// Initialize these in reverse order so that any failure leaves the first one
// uninitialized.
if (!atomsCache->type_id.init(cx, "type") ||
!atomsCache->transfer_id.init(cx, "transfer") ||
!atomsCache->preferAnimation_id.init(cx, "preferAnimation") ||
!atomsCache->desiredWidth_id.init(cx, "desiredWidth") ||
!atomsCache->desiredHeight_id.init(cx, "desiredHeight") ||
!atomsCache->data_id.init(cx, "data") ||
!atomsCache->colorSpaceConversion_id.init(cx, "colorSpaceConversion")) {
return false;
}
return true;
}
bool
ImageDecoderInit::Init(BindingCallContext& 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());
ImageDecoderInitAtoms* atomsCache = nullptr;
if (cx) {
atomsCache = GetAtomCache<ImageDecoderInitAtoms>(cx);
if (reinterpret_cast<jsid*>(atomsCache)->isVoid() &&
!InitIds(cx, atomsCache)) {
return false;
}
}
if (!IsConvertibleToDictionary(val)) {
return cx.ThrowErrorMessage<MSG_CONVERSION_ERROR>(sourceDescription, "dictionary");
}
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->colorSpaceConversion_id, temp.ptr())) {
return false;
}
}
if (!isNull && !temp->isUndefined()) {
{
int index;
if (!binding_detail::FindEnumStringIndex<true>(cx, temp.ref(),
binding_detail::EnumStrings<ColorSpaceConversion>::Values,
"ColorSpaceConversion", "'colorSpaceConversion' member of ImageDecoderInit",
&index)) {
return false;
}
MOZ_ASSERT(index >= 0);
mColorSpaceConversion = static_cast<ColorSpaceConversion>(index);
}
} else {
mColorSpaceConversion = ColorSpaceConversion::Default;
}
mIsAnyMemberPresent = true;
if (!isNull) {
if (!JS_GetPropertyById(cx, *object, atomsCache->data_id, temp.ptr())) {
return false;
}
}
if (!isNull && !temp->isUndefined()) {
if (!mData.Init(cx, temp.ref(), "'data' member of ImageDecoderInit", passedToJSImpl)) {
return false;
}
mIsAnyMemberPresent = true;
} else if (cx) {
// Don't error out if we have no cx. In that
// situation the caller is default-constructing us and we'll
// just assume they know what they're doing.
return cx.ThrowErrorMessage<MSG_MISSING_REQUIRED_DICTIONARY_MEMBER>("'data' member of ImageDecoderInit");
}
if (!isNull) {
if (!JS_GetPropertyById(cx, *object, atomsCache->desiredHeight_id, temp.ptr())) {
return false;
}
}
if (!isNull && !temp->isUndefined()) {
mDesiredHeight.Construct();
if (!ValueToPrimitive<uint32_t, eEnforceRange>(cx, temp.ref(), "'desiredHeight' member of ImageDecoderInit", &(mDesiredHeight.Value()))) {
return false;
}
mIsAnyMemberPresent = true;
}
if (!isNull) {
if (!JS_GetPropertyById(cx, *object, atomsCache->desiredWidth_id, temp.ptr())) {
return false;
}
}
if (!isNull && !temp->isUndefined()) {
mDesiredWidth.Construct();
if (!ValueToPrimitive<uint32_t, eEnforceRange>(cx, temp.ref(), "'desiredWidth' member of ImageDecoderInit", &(mDesiredWidth.Value()))) {
return false;
}
mIsAnyMemberPresent = true;
}
if (!isNull) {
if (!JS_GetPropertyById(cx, *object, atomsCache->preferAnimation_id, temp.ptr())) {
return false;
}
}
if (!isNull && !temp->isUndefined()) {
mPreferAnimation.Construct();
if (!ValueToPrimitive<bool, eDefault>(cx, temp.ref(), "'preferAnimation' member of ImageDecoderInit", &(mPreferAnimation.Value()))) {
return false;
}
mIsAnyMemberPresent = true;
}
if (!isNull) {
if (!JS_GetPropertyById(cx, *object, atomsCache->transfer_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()) {
cx.ThrowErrorMessage<MSG_CONVERSION_ERROR>("'transfer' member of ImageDecoderInit", "sequence");
return false;
}
Sequence<ArrayBuffer> &arr = mTransfer;
JS::Rooted<JS::Value> temp(cx);
while (true) {
bool done;
if (!iter.next(&temp, &done)) {
return false;
}
if (done) {
break;
}
ArrayBuffer* slotPtr = arr.AppendElement(mozilla::fallible);
if (!slotPtr) {
JS_ReportOutOfMemory(cx);
return false;
}
ArrayBuffer& slot = *slotPtr;
if (temp.isObject()) {
if (!slot.Init(&temp.toObject())) {
cx.ThrowErrorMessage<MSG_DOES_NOT_IMPLEMENT_INTERFACE>("Element of 'transfer' member of ImageDecoderInit", "ArrayBuffer");
return false;
}
if (JS::IsSharedArrayBufferObject(slot.Obj())) {
cx.ThrowErrorMessage<MSG_TYPEDARRAY_IS_SHARED>("Element of 'transfer' member of ImageDecoderInit");
return false;
}
if (JS::IsLargeArrayBufferMaybeShared(slot.Obj())) {
cx.ThrowErrorMessage<MSG_TYPEDARRAY_IS_LARGE>("Element of 'transfer' member of ImageDecoderInit");
return false;
}
if (JS::IsResizableArrayBufferMaybeShared(slot.Obj())) {
cx.ThrowErrorMessage<MSG_TYPEDARRAY_IS_RESIZABLE>("Element of 'transfer' member of ImageDecoderInit");
return false;
}
} else {
cx.ThrowErrorMessage<MSG_NOT_OBJECT>("Element of 'transfer' member of ImageDecoderInit");
return false;
}
}
} else {
cx.ThrowErrorMessage<MSG_CONVERSION_ERROR>("'transfer' member of ImageDecoderInit", "sequence");
return false;
}
} else {
/* mTransfer array is already empty; nothing to do */
}
mIsAnyMemberPresent = true;
if (!isNull) {
if (!JS_GetPropertyById(cx, *object, atomsCache->type_id, temp.ptr())) {
return false;
}
}
if (!isNull && !temp->isUndefined()) {
if (!ConvertJSValueToString(cx, temp.ref(), eStringify, eStringify, mType)) {
return false;
}
mIsAnyMemberPresent = true;
} else if (cx) {
// Don't error out if we have no cx. In that
// situation the caller is default-constructing us and we'll
// just assume they know what they're doing.
return cx.ThrowErrorMessage<MSG_MISSING_REQUIRED_DICTIONARY_MEMBER>("'type' member of ImageDecoderInit");
}
return true;
}
bool
ImageDecoderInit::Init(JSContext* cx_, JS::Handle<JS::Value> 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
ImageDecoderInit::TraceDictionary(JSTracer* trc)
{
mData.TraceUnion(trc);
DoTraceSequence(trc, mTransfer);
}
namespace ImageDecoder_Binding {
MOZ_CAN_RUN_SCRIPT static bool
get_type(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitGetterCallArgs args)
{
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"ImageDecoder", "type", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) |
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
auto* self = static_cast<mozilla::dom::ImageDecoder*>(void_self);
DOMString result;
// NOTE: This assert does NOT call the function.
static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->GetType(result))>, "Should be returning void here");
MOZ_KnownLive(self)->GetType(result);
MOZ_ASSERT(!JS_IsExceptionPending(cx));
if (!xpc::NonVoidStringToJsval(cx, result, args.rval())) {
return false;
}
return true;
}
static const JSJitInfo type_getterinfo = {
{ get_type },
{ prototypes::id::ImageDecoder },
{ PrototypeTraits<prototypes::id::ImageDecoder>::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
get_complete(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitGetterCallArgs args)
{
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"ImageDecoder", "complete", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) |
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
auto* self = static_cast<mozilla::dom::ImageDecoder*>(void_self);
bool result(MOZ_KnownLive(self)->Complete());
MOZ_ASSERT(!JS_IsExceptionPending(cx));
args.rval().setBoolean(result);
return true;
}
static const JSJitInfo complete_getterinfo = {
{ get_complete },
{ prototypes::id::ImageDecoder },
{ PrototypeTraits<prototypes::id::ImageDecoder>::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_completed(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitGetterCallArgs args)
{
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"ImageDecoder", "completed", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) |
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
auto* self = static_cast<mozilla::dom::ImageDecoder*>(void_self);
auto result(StrongOrRawPtr<Promise>(MOZ_KnownLive(self)->Completed()));
MOZ_ASSERT(!JS_IsExceptionPending(cx));
if (!ToJSValue(cx, result, args.rval())) {
return false;
}
return true;
}
MOZ_CAN_RUN_SCRIPT static bool
get_completed_promiseWrapper(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitGetterCallArgs args)
{
bool ok = get_completed(cx, obj, void_self, args);
if (ok) {
return true;
}
return ConvertExceptionToPromise(cx, args.rval());
}
static const JSJitInfo completed_getterinfo = {
{ get_completed_promiseWrapper },
{ prototypes::id::ImageDecoder },
{ PrototypeTraits<prototypes::id::ImageDecoder>::Depth },
JSJitInfo::Getter,
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_tracks(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitGetterCallArgs args)
{
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"ImageDecoder", "tracks", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) |
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
auto* self = static_cast<mozilla::dom::ImageDecoder*>(void_self);
auto result(StrongOrRawPtr<mozilla::dom::ImageTrackList>(MOZ_KnownLive(self)->Tracks()));
MOZ_ASSERT(!JS_IsExceptionPending(cx));
if (!GetOrCreateDOMReflector(cx, result, args.rval())) {
MOZ_ASSERT(JS_IsExceptionPending(cx));
return false;
}
return true;
}
static const JSJitInfo tracks_getterinfo = {
{ get_tracks },
{ prototypes::id::ImageDecoder },
{ PrototypeTraits<prototypes::id::ImageDecoder>::Depth },
JSJitInfo::Getter,
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
decode(JSContext* cx_, JS::Handle<JSObject*> obj, void* void_self, const JSJitMethodCallArgs& args)
{
BindingCallContext cx(cx_, "ImageDecoder.decode");
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"ImageDecoder", "decode", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_METHOD) |
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
auto* self = static_cast<mozilla::dom::ImageDecoder*>(void_self);
binding_detail::FastImageDecodeOptions arg0;
if (!arg0.Init(cx, (args.hasDefined(0)) ? args[0] : JS::NullHandleValue, "Argument 1", false)) {
return false;
}
FastErrorResult rv;
auto result(StrongOrRawPtr<Promise>(MOZ_KnownLive(self)->Decode(Constify(arg0), rv)));
if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx, "ImageDecoder.decode"))) {
return false;
}
MOZ_ASSERT(!JS_IsExceptionPending(cx));
if (!ToJSValue(cx, result, args.rval())) {
return false;
}
return true;
}
MOZ_CAN_RUN_SCRIPT static bool
decode_promiseWrapper(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, const JSJitMethodCallArgs& args)
{
bool ok = decode(cx, obj, void_self, args);
if (ok) {
return true;
}
return ConvertExceptionToPromise(cx, args.rval());
}
static const JSJitInfo decode_methodinfo = {
{ (JSJitGetterOp)decode_promiseWrapper },
{ prototypes::id::ImageDecoder },
{ PrototypeTraits<prototypes::id::ImageDecoder>::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
reset(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, const JSJitMethodCallArgs& args)
{
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"ImageDecoder", "reset", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_METHOD) |
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
auto* self = static_cast<mozilla::dom::ImageDecoder*>(void_self);
// NOTE: This assert does NOT call the function.
static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->Reset())>, "Should be returning void here");
MOZ_KnownLive(self)->Reset();
MOZ_ASSERT(!JS_IsExceptionPending(cx));
args.rval().setUndefined();
return true;
}
static const JSJitInfo reset_methodinfo = {
{ (JSJitGetterOp)reset },
{ prototypes::id::ImageDecoder },
{ PrototypeTraits<prototypes::id::ImageDecoder>::Depth },
JSJitInfo::Method,
JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
JSVAL_TYPE_UNDEFINED, /* 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
close(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, const JSJitMethodCallArgs& args)
{
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"ImageDecoder", "close", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_METHOD) |
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
auto* self = static_cast<mozilla::dom::ImageDecoder*>(void_self);
// NOTE: This assert does NOT call the function.
static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->Close())>, "Should be returning void here");
MOZ_KnownLive(self)->Close();
MOZ_ASSERT(!JS_IsExceptionPending(cx));
args.rval().setUndefined();
return true;
}
static const JSJitInfo close_methodinfo = {
{ (JSJitGetterOp)close },
{ prototypes::id::ImageDecoder },
{ PrototypeTraits<prototypes::id::ImageDecoder>::Depth },
JSJitInfo::Method,
JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
JSVAL_TYPE_UNDEFINED, /* 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
isTypeSupported(JSContext* cx, unsigned argc, JS::Value* vp)
{
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"ImageDecoder", "isTypeSupported", 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<JSObject*> obj(cx, &args.callee());
if (!args.requireAtLeast(cx, "ImageDecoder.isTypeSupported", 1)) {
return false;
}
GlobalObject global(cx, xpc::XrayAwareCalleeGlobal(obj));
if (global.Failed()) {
return false;
}
binding_detail::FakeString<char16_t> arg0;
if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
return false;
}
FastErrorResult rv;
auto result(StrongOrRawPtr<Promise>(mozilla::dom::ImageDecoder::IsTypeSupported(global, NonNullHelper(Constify(arg0)), rv)));
if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx, "ImageDecoder.isTypeSupported"))) {
return false;
}
MOZ_ASSERT(!JS_IsExceptionPending(cx));
if (!ToJSValue(cx, result, args.rval())) {
return false;
}
return true;
}
static const JSJitInfo isTypeSupported_methodinfo = {
{ (JSJitGetterOp)isTypeSupported },
{ prototypes::id::_ID_Count }, { 0 }, JSJitInfo::StaticMethod,
JSJitInfo::AliasEverything, JSVAL_TYPE_OBJECT, false, false,
false, false, 0
};
static bool
_addProperty(JSContext* cx, JS::Handle<JSObject*> obj, JS::Handle<jsid> id, JS::Handle<JS::Value> val)
{
mozilla::dom::ImageDecoder* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::ImageDecoder>(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::GCContext* gcx, JSObject* obj)
{
mozilla::dom::ImageDecoder* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::ImageDecoder>(obj);
if (self) {
JS::SetReservedSlot(obj, DOM_OBJECT_SLOT, JS::UndefinedValue());
ClearWrapper(self, self, obj);
if (size_t mallocBytes = BindingJSObjectMallocBytes(self)) {
JS::RemoveAssociatedMemory(obj, mallocBytes,
JS::MemoryUse::DOMBinding);
}
AddForDeferredFinalization<mozilla::dom::ImageDecoder>(self);
}
}
static nsWrapperCache*
_getWrapperCache(JS::Handle<JSObject*> obj)
{
mozilla::dom::ImageDecoder* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::ImageDecoder>(obj);
return self;
}
static size_t
_objectMoved(JSObject* obj, JSObject* old)
{
mozilla::dom::ImageDecoder* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::ImageDecoder>(obj);
if (self) {
UpdateWrapper(self, self, obj, old);
}
return 0;
}
MOZ_GLOBINIT static const JSFunctionSpec sStaticMethods_specs[] = {
JS_FNSPEC("isTypeSupported", StaticMethodPromiseWrapper, &isTypeSupported_methodinfo, 1, JSPROP_ENUMERATE, nullptr),
JS_FS_END
};
static const PrefableDisablers sStaticMethods_disablers0 = {
WebIDLPrefIndex::NoPref, 0, true, OriginTrial(0), nullptr
};
static const Prefable<const JSFunctionSpec> sStaticMethods[] = {
{ &sStaticMethods_disablers0, &sStaticMethods_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("decode", (GenericMethod<NormalThisPolicy, ConvertExceptionsToPromises>), reinterpret_cast<const JSJitInfo*>(&decode_methodinfo), 0, JSPROP_ENUMERATE, nullptr),
JS_FNSPEC("reset", (GenericMethod<NormalThisPolicy, ThrowExceptions>), reinterpret_cast<const JSJitInfo*>(&reset_methodinfo), 0, JSPROP_ENUMERATE, nullptr),
JS_FNSPEC("close", (GenericMethod<NormalThisPolicy, ThrowExceptions>), reinterpret_cast<const JSJitInfo*>(&close_methodinfo), 0, JSPROP_ENUMERATE, nullptr),
JS_FS_END
};
static const PrefableDisablers sMethods_disablers0 = {
WebIDLPrefIndex::NoPref, 0, true, OriginTrial(0), nullptr
};
static const Prefable<const JSFunctionSpec> sMethods[] = {
{ &sMethods_disablers0, &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(3 <= 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("type", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &type_getterinfo, nullptr, nullptr),
JSPropertySpec::nativeAccessors("complete", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &complete_getterinfo, nullptr, nullptr),
JSPropertySpec::nativeAccessors("completed", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ConvertExceptionsToPromises>, &completed_getterinfo, nullptr, nullptr),
JSPropertySpec::nativeAccessors("tracks", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &tracks_getterinfo, nullptr, nullptr),
JS_PS_END
};
static const PrefableDisablers sAttributes_disablers0 = {
WebIDLPrefIndex::NoPref, 0, true, OriginTrial(0), nullptr
};
static const Prefable<const JSPropertySpec> sAttributes[] = {
{ &sAttributes_disablers0, &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[8];
static PropertyInfo sNativeProperties_propertyInfos[8];
static const NativePropertiesN<3> sNativeProperties = {
true, 0 /* sStaticMethods */,
false, 0,
true, 1 /* sMethods */,
true, 2 /* sAttributes */,
false, 0,
false, 0,
false, 0,
-1,
8,
sNativeProperties_sortedPropertyIndices,
{
{ sStaticMethods, &sNativeProperties_propertyInfos[0] },
{ sMethods, &sNativeProperties_propertyInfos[1] },
{ sAttributes, &sNativeProperties_propertyInfos[4] }
}
};
static_assert(8 < 1ull << (CHAR_BIT * sizeof(sNativeProperties.propertyInfoCount)),
"We have a property info count that is oversized");
bool sNativePropertiesInited = false;
const NativePropertyHooks sNativePropertyHooks = {
nullptr,
{ sNativeProperties.Upcast(), nullptr, &sNativePropertiesInited },
prototypes::id::ImageDecoder,
constructors::id::ImageDecoder,
&DefaultXrayExpandoObjectClass
};
static bool
_constructor(JSContext* cx_, unsigned argc, JS::Value* vp)
{
BindingCallContext cx(cx_, "ImageDecoder constructor");
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"ImageDecoder", "constructor", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
JS::CallArgs args = JS::CallArgsFromVp(argc, vp);
JS::Rooted<JSObject*> obj(cx, &args.callee());
if (!args.isConstructing()) {
return ThrowConstructorWithoutNew(cx, "ImageDecoder");
}
JS::Rooted<JSObject*> desiredProto(cx);
if (!GetDesiredProto(cx, args,
prototypes::id::ImageDecoder,
CreateInterfaceObjects,
&desiredProto)) {
return false;
}
if (!args.requireAtLeast(cx, "ImageDecoder constructor", 1)) {
return false;
}
GlobalObject global(cx, obj);
if (global.Failed()) {
return false;
}
bool objIsXray = xpc::WrapperFactory::IsXrayWrapper(obj);
RootedDictionary<binding_detail::FastImageDecoderInit> arg0(cx);
if (!arg0.Init(cx, args[0], "Argument 1", false)) {
return false;
}
Maybe<JSAutoRealm> 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;
}
if (arg0.mData.IsArrayBufferView()) {
if (!arg0.mData.GetAsArrayBufferView().WrapIntoNewCompartment(cx)) {
return false;
}
}
else if (arg0.mData.IsArrayBuffer()) {
if (!arg0.mData.GetAsArrayBuffer().WrapIntoNewCompartment(cx)) {
return false;
}
}
for (uint32_t indexName0 = 0; indexName0 < arg0.mTransfer.Length(); ++indexName0) {
if (!arg0.mTransfer[indexName0].WrapIntoNewCompartment(cx)) {
return false;
}
}
}
FastErrorResult rv;
auto result(StrongOrRawPtr<mozilla::dom::ImageDecoder>(mozilla::dom::ImageDecoder::Constructor(global, Constify(arg0), rv)));
if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx, "ImageDecoder constructor"))) {
return false;
}
MOZ_ASSERT(!JS_IsExceptionPending(cx));
static_assert(!std::is_pointer_v<decltype(result)>,
"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;
}
static const DOMInterfaceInfo sInterfaceObjectInfo = {
{ _constructor, &sNativePropertyHooks },
JS::GetRealmFunctionPrototypeHandle,
PrototypeTraits<prototypes::id::ImageDecoder>::Depth,
prototypes::id::ImageDecoder,
true,
1,
"ImageDecoder",
};
static const DOMIfaceAndProtoJSClass sPrototypeClass = {
{
"ImageDecoderPrototype",
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::ImageDecoder,
PrototypeTraits<prototypes::id::ImageDecoder>::Depth,
&sNativePropertyHooks,
JS::GetRealmObjectPrototype
};
bool
ConstructorEnabled(JSContext* aCx, JS::Handle<JSObject*> aObj)
{
if (!NS_IsMainThread()) {
const char* name = JS::GetClass(aObj)->name;
if (strcmp(name, "DedicatedWorkerGlobalScope")) {
return false;
}
}
return StaticPrefs::dom_media_webcodecs_image_decoder_enabled() &&
mozilla::dom::IsSecureContextOrObjectIsFromSecureContext(aCx, aObj);
}
static JS::Handle<JSObject*>
GetProtoObjectHandle(JSContext* aCx);
static const JSClassOps sClassOps = {
_addProperty, /* addProperty */
nullptr, /* delProperty */
nullptr, /* enumerate */
nullptr, /* newEnumerate */
nullptr, /* resolve */
nullptr, /* mayResolve */
_finalize, /* finalize */
nullptr, /* call */
nullptr, /* construct */
nullptr, /* trace */
};
static const js::ClassExtension sClassExtension = {
_objectMoved /* objectMovedOp */
};
static const DOMJSClass sClass = {
{ "ImageDecoder",
JSCLASS_IS_DOMJSCLASS | JSCLASS_FOREGROUND_FINALIZE | JSCLASS_HAS_RESERVED_SLOTS(1),
&sClassOps,
JS_NULL_CLASS_SPEC,
&sClassExtension,
JS_NULL_OBJECT_OPS
},
{ prototypes::id::ImageDecoder, 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 },
std::is_base_of_v<nsISupports, mozilla::dom::ImageDecoder>,
&sNativePropertyHooks,
FindAssociatedGlobalForNative<mozilla::dom::ImageDecoder>::Get,
GetProtoObjectHandle,
GetCCParticipant<mozilla::dom::ImageDecoder>::Get(),
nullptr,
_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::dom::ImageDecoder* aObject, nsWrapperCache* aCache, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector)
{
static_assert(!std::is_base_of_v<NonRefcountedDOMObject, mozilla::dom::ImageDecoder>,
"Shouldn't have wrappercached things that are not refcounted.");
static_assert(std::is_same_v<decltype(aObject), mozilla::dom::ImageDecoder*>);
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<JSObject*> 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<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::GetCompartment(proto)) {
if (!JS_WrapObject(aCx, &proto)) {
return false;
}
}
} else {
proto = canonicalProto;
}
BindingJSObjectCreator<mozilla::dom::ImageDecoder> 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<JSObject*> aGlobal, ProtoAndIfaceCache& aProtoAndIfaceCache, DefineInterfaceProperty aDefineOnGlobal)
{
JS::Heap<JSObject*>* protoCache = &aProtoAndIfaceCache.EntrySlotOrCreate(prototypes::id::ImageDecoder);
JS::Heap<JSObject*>* interfaceCache = &aProtoAndIfaceCache.EntrySlotOrCreate(constructors::id::ImageDecoder);
JS::Handle<JSObject*> parentProto(JS::GetRealmObjectPrototypeHandle(aCx));
if (!parentProto) {
return;
}
JS::Handle<JSObject*> constructorProto(JS::GetRealmFunctionPrototypeHandle(aCx));
if (!constructorProto) {
return;
}
dom::CreateInterfaceObjects(aCx, aGlobal, parentProto,
&sPrototypeClass, protoCache,
constructorProto, &sInterfaceObjectInfo, 1, false, Span<const LegacyFactoryFunction, 0>{},
interfaceCache,
sNativeProperties.Upcast(),
nullptr,
"ImageDecoder",
ShouldExpose<ImageDecoder_Binding::ConstructorEnabled>(aCx, aGlobal, aDefineOnGlobal),
nullptr,
false,
nullptr);
}
static JS::Handle<JSObject*>
GetProtoObjectHandle(JSContext* aCx)
{
/* Get the interface prototype object for this class. This will create the
object as needed. */
return GetPerInterfaceObjectHandle(aCx, prototypes::id::ImageDecoder,
&CreateInterfaceObjects,
DefineInterfaceProperty::CheckExposure);
}
JS::Handle<JSObject*>
GetConstructorObjectHandle(JSContext* aCx)
{
/* Get the interface object for this class. This will create the object as
needed. */
return GetPerInterfaceObjectHandle(aCx, constructors::id::ImageDecoder,
&CreateInterfaceObjects,
DefineInterfaceProperty::CheckExposure);
}
} // namespace ImageDecoder_Binding
namespace ImageTrack_Binding {
MOZ_CAN_RUN_SCRIPT static bool
get_animated(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitGetterCallArgs args)
{
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"ImageTrack", "animated", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) |
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
auto* self = static_cast<mozilla::dom::ImageTrack*>(void_self);
bool result(MOZ_KnownLive(self)->Animated());
MOZ_ASSERT(!JS_IsExceptionPending(cx));
args.rval().setBoolean(result);
return true;
}
static const JSJitInfo animated_getterinfo = {
{ get_animated },
{ prototypes::id::ImageTrack },
{ PrototypeTraits<prototypes::id::ImageTrack>::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_frameCount(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitGetterCallArgs args)
{
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"ImageTrack", "frameCount", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) |
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
auto* self = static_cast<mozilla::dom::ImageTrack*>(void_self);
uint32_t result(MOZ_KnownLive(self)->FrameCount());
MOZ_ASSERT(!JS_IsExceptionPending(cx));
args.rval().setNumber(result);
return true;
}
static const JSJitInfo frameCount_getterinfo = {
{ get_frameCount },
{ prototypes::id::ImageTrack },
{ PrototypeTraits<prototypes::id::ImageTrack>::Depth },
JSJitInfo::Getter,
JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
JSVAL_TYPE_DOUBLE, /* 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_repetitionCount(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitGetterCallArgs args)
{
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"ImageTrack", "repetitionCount", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) |
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
auto* self = static_cast<mozilla::dom::ImageTrack*>(void_self);
float result(MOZ_KnownLive(self)->RepetitionCount());
MOZ_ASSERT(!JS_IsExceptionPending(cx));
args.rval().set(JS_NumberValue(double(result)));
return true;
}
static const JSJitInfo repetitionCount_getterinfo = {
{ get_repetitionCount },
{ prototypes::id::ImageTrack },
{ PrototypeTraits<prototypes::id::ImageTrack>::Depth },
JSJitInfo::Getter,
JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
JSVAL_TYPE_DOUBLE, /* 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_selected(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitGetterCallArgs args)
{
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"ImageTrack", "selected", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) |
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
auto* self = static_cast<mozilla::dom::ImageTrack*>(void_self);
bool result(MOZ_KnownLive(self)->Selected());
MOZ_ASSERT(!JS_IsExceptionPending(cx));
args.rval().setBoolean(result);
return true;
}
MOZ_CAN_RUN_SCRIPT static bool
set_selected(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitSetterCallArgs args)
{
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"ImageTrack", "selected", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_SETTER) |
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
auto* self = static_cast<mozilla::dom::ImageTrack*>(void_self);
bool arg0;
if (!ValueToPrimitive<bool, eDefault>(cx, args[0], "Value being assigned", &arg0)) {
return false;
}
// NOTE: This assert does NOT call the function.
static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->SetSelected(arg0))>, "Should be returning void here");
MOZ_KnownLive(self)->SetSelected(arg0);
MOZ_ASSERT(!JS_IsExceptionPending(cx));
return true;
}
static const JSJitInfo selected_getterinfo = {
{ get_selected },
{ prototypes::id::ImageTrack },
{ PrototypeTraits<prototypes::id::ImageTrack>::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. */
};
static const JSJitInfo selected_setterinfo = {
{ (JSJitGetterOp)set_selected },
{ prototypes::id::ImageTrack },
{ PrototypeTraits<prototypes::id::ImageTrack>::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. */
};
static bool
_addProperty(JSContext* cx, JS::Handle<JSObject*> obj, JS::Handle<jsid> id, JS::Handle<JS::Value> val)
{
mozilla::dom::ImageTrack* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::ImageTrack>(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::GCContext* gcx, JSObject* obj)
{
mozilla::dom::ImageTrack* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::ImageTrack>(obj);
if (self) {
JS::SetReservedSlot(obj, DOM_OBJECT_SLOT, JS::UndefinedValue());
ClearWrapper(self, self, obj);
if (size_t mallocBytes = BindingJSObjectMallocBytes(self)) {
JS::RemoveAssociatedMemory(obj, mallocBytes,
JS::MemoryUse::DOMBinding);
}
AddForDeferredFinalization<mozilla::dom::ImageTrack>(self);
}
}
static nsWrapperCache*
_getWrapperCache(JS::Handle<JSObject*> obj)
{
mozilla::dom::ImageTrack* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::ImageTrack>(obj);
return self;
}
static size_t
_objectMoved(JSObject* obj, JSObject* old)
{
mozilla::dom::ImageTrack* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::ImageTrack>(obj);
if (self) {
UpdateWrapper(self, self, obj, old);
}
return 0;
}
MOZ_GLOBINIT static const JSPropertySpec sAttributes_specs[] = {
JSPropertySpec::nativeAccessors("animated", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &animated_getterinfo, nullptr, nullptr),
JSPropertySpec::nativeAccessors("frameCount", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &frameCount_getterinfo, nullptr, nullptr),
JSPropertySpec::nativeAccessors("repetitionCount", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &repetitionCount_getterinfo, nullptr, nullptr),
JSPropertySpec::nativeAccessors("selected", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &selected_getterinfo, GenericSetter<NormalThisPolicy>, &selected_setterinfo),
JS_PS_END
};
static const PrefableDisablers sAttributes_disablers0 = {
WebIDLPrefIndex::NoPref, 0, true, OriginTrial(0), nullptr
};
static const Prefable<const JSPropertySpec> sAttributes[] = {
{ &sAttributes_disablers0, &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[4];
static PropertyInfo sNativeProperties_propertyInfos[4];
static const NativePropertiesN<1> sNativeProperties = {
false, 0,
false, 0,
false, 0,
true, 0 /* sAttributes */,
false, 0,
false, 0,
false, 0,
-1,
4,
sNativeProperties_sortedPropertyIndices,
{
{ sAttributes, &sNativeProperties_propertyInfos[0] }
}
};
static_assert(4 < 1ull << (CHAR_BIT * sizeof(sNativeProperties.propertyInfoCount)),
"We have a property info count that is oversized");
bool sNativePropertiesInited = false;
const NativePropertyHooks sNativePropertyHooks = {
nullptr,
{ sNativeProperties.Upcast(), nullptr, &sNativePropertiesInited },
prototypes::id::ImageTrack,
constructors::id::ImageTrack,
&DefaultXrayExpandoObjectClass
};
static const DOMInterfaceInfo sInterfaceObjectInfo = {
{ ThrowingConstructor, &sNativePropertyHooks },
JS::GetRealmFunctionPrototypeHandle,
PrototypeTraits<prototypes::id::ImageTrack>::Depth,
prototypes::id::ImageTrack,
true,
0,
"ImageTrack",
};
static const DOMIfaceAndProtoJSClass sPrototypeClass = {
{
"ImageTrackPrototype",
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::ImageTrack,
PrototypeTraits<prototypes::id::ImageTrack>::Depth,
&sNativePropertyHooks,
JS::GetRealmObjectPrototype
};
bool
ConstructorEnabled(JSContext* aCx, JS::Handle<JSObject*> aObj)
{
if (!NS_IsMainThread()) {
const char* name = JS::GetClass(aObj)->name;
if (strcmp(name, "DedicatedWorkerGlobalScope")) {
return false;
}
}
return StaticPrefs::dom_media_webcodecs_image_decoder_enabled() &&
mozilla::dom::IsSecureContextOrObjectIsFromSecureContext(aCx, aObj);
}
static JS::Handle<JSObject*>
GetProtoObjectHandle(JSContext* aCx);
static const JSClassOps sClassOps = {
_addProperty, /* addProperty */
nullptr, /* delProperty */
nullptr, /* enumerate */
nullptr, /* newEnumerate */
nullptr, /* resolve */
nullptr, /* mayResolve */
_finalize, /* finalize */
nullptr, /* call */
nullptr, /* construct */
nullptr, /* trace */
};
static const js::ClassExtension sClassExtension = {
_objectMoved /* objectMovedOp */
};
static const DOMJSClass sClass = {
{ "ImageTrack",
JSCLASS_IS_DOMJSCLASS | JSCLASS_FOREGROUND_FINALIZE | JSCLASS_HAS_RESERVED_SLOTS(1),
&sClassOps,
JS_NULL_CLASS_SPEC,
&sClassExtension,
JS_NULL_OBJECT_OPS
},
{ prototypes::id::ImageTrack, 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 },
std::is_base_of_v<nsISupports, mozilla::dom::ImageTrack>,
&sNativePropertyHooks,
FindAssociatedGlobalForNative<mozilla::dom::ImageTrack>::Get,
GetProtoObjectHandle,
GetCCParticipant<mozilla::dom::ImageTrack>::Get(),
nullptr,
_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::dom::ImageTrack* aObject, nsWrapperCache* aCache, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector)
{
static_assert(!std::is_base_of_v<NonRefcountedDOMObject, mozilla::dom::ImageTrack>,
"Shouldn't have wrappercached things that are not refcounted.");
static_assert(std::is_same_v<decltype(aObject), mozilla::dom::ImageTrack*>);
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<JSObject*> 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<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::GetCompartment(proto)) {
if (!JS_WrapObject(aCx, &proto)) {
return false;
}
}
} else {
proto = canonicalProto;
}
BindingJSObjectCreator<mozilla::dom::ImageTrack> 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<JSObject*> aGlobal, ProtoAndIfaceCache& aProtoAndIfaceCache, DefineInterfaceProperty aDefineOnGlobal)
{
JS::Heap<JSObject*>* protoCache = &aProtoAndIfaceCache.EntrySlotOrCreate(prototypes::id::ImageTrack);
JS::Heap<JSObject*>* interfaceCache = &aProtoAndIfaceCache.EntrySlotOrCreate(constructors::id::ImageTrack);
JS::Handle<JSObject*> parentProto(JS::GetRealmObjectPrototypeHandle(aCx));
if (!parentProto) {
return;
}
JS::Handle<JSObject*> constructorProto(JS::GetRealmFunctionPrototypeHandle(aCx));
if (!constructorProto) {
return;
}
dom::CreateInterfaceObjects(aCx, aGlobal, parentProto,
&sPrototypeClass, protoCache,
constructorProto, &sInterfaceObjectInfo, 0, false, Span<const LegacyFactoryFunction, 0>{},
interfaceCache,
sNativeProperties.Upcast(),
nullptr,
"ImageTrack",
ShouldExpose<ImageTrack_Binding::ConstructorEnabled>(aCx, aGlobal, aDefineOnGlobal),
nullptr,
false,
nullptr);
}
static JS::Handle<JSObject*>
GetProtoObjectHandle(JSContext* aCx)
{
/* Get the interface prototype object for this class. This will create the
object as needed. */
return GetPerInterfaceObjectHandle(aCx, prototypes::id::ImageTrack,
&CreateInterfaceObjects,
DefineInterfaceProperty::CheckExposure);
}
JS::Handle<JSObject*>
GetConstructorObjectHandle(JSContext* aCx)
{
/* Get the interface object for this class. This will create the object as
needed. */
return GetPerInterfaceObjectHandle(aCx, constructors::id::ImageTrack,
&CreateInterfaceObjects,
DefineInterfaceProperty::CheckExposure);
}
} // namespace ImageTrack_Binding
namespace ImageTrackList_Binding {
MOZ_CAN_RUN_SCRIPT static bool
get_ready(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitGetterCallArgs args)
{
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"ImageTrackList", "ready", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) |
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
auto* self = static_cast<mozilla::dom::ImageTrackList*>(void_self);
auto result(StrongOrRawPtr<Promise>(MOZ_KnownLive(self)->Ready()));
MOZ_ASSERT(!JS_IsExceptionPending(cx));
if (!ToJSValue(cx, result, args.rval())) {
return false;
}
return true;
}
MOZ_CAN_RUN_SCRIPT static bool
get_ready_promiseWrapper(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitGetterCallArgs args)
{
bool ok = get_ready(cx, obj, void_self, args);
if (ok) {
return true;
}
return ConvertExceptionToPromise(cx, args.rval());
}
static const JSJitInfo ready_getterinfo = {
{ get_ready_promiseWrapper },
{ prototypes::id::ImageTrackList },
{ PrototypeTraits<prototypes::id::ImageTrackList>::Depth },
JSJitInfo::Getter,
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_length(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitGetterCallArgs args)
{
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"ImageTrackList", "length", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) |
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
auto* self = static_cast<mozilla::dom::ImageTrackList*>(void_self);
uint32_t result(MOZ_KnownLive(self)->Length());
MOZ_ASSERT(!JS_IsExceptionPending(cx));
args.rval().setNumber(result);
return true;
}
static const JSJitInfo length_getterinfo = {
{ get_length },
{ prototypes::id::ImageTrackList },
{ PrototypeTraits<prototypes::id::ImageTrackList>::Depth },
JSJitInfo::Getter,
JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
JSVAL_TYPE_DOUBLE, /* 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_selectedIndex(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitGetterCallArgs args)
{
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"ImageTrackList", "selectedIndex", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) |
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
auto* self = static_cast<mozilla::dom::ImageTrackList*>(void_self);
int32_t result(MOZ_KnownLive(self)->SelectedIndex());
MOZ_ASSERT(!JS_IsExceptionPending(cx));
args.rval().setInt32(int32_t(result));
return true;
}
static const JSJitInfo selectedIndex_getterinfo = {
{ get_selectedIndex },
{ prototypes::id::ImageTrackList },
{ PrototypeTraits<prototypes::id::ImageTrackList>::Depth },
JSJitInfo::Getter,
JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
JSVAL_TYPE_INT32, /* 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_selectedTrack(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitGetterCallArgs args)
{
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"ImageTrackList", "selectedTrack", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) |
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
auto* self = static_cast<mozilla::dom::ImageTrackList*>(void_self);
auto result(StrongOrRawPtr<mozilla::dom::ImageTrack>(MOZ_KnownLive(self)->GetSelectedTrack()));
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 selectedTrack_getterinfo = {
{ get_selectedTrack },
{ prototypes::id::ImageTrackList },
{ PrototypeTraits<prototypes::id::ImageTrackList>::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. */
};
MOZ_GLOBINIT static const JSFunctionSpec sMethods_specs[] = {
JS_SYM_FNSPEC(iterator, nullptr, nullptr, 0, 0, "$ArrayValues"),
JS_FS_END
};
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(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("ready", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ConvertExceptionsToPromises>, &ready_getterinfo, nullptr, nullptr),
JSPropertySpec::nativeAccessors("length", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &length_getterinfo, nullptr, nullptr),
JSPropertySpec::nativeAccessors("selectedIndex", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &selectedIndex_getterinfo, nullptr, nullptr),
JSPropertySpec::nativeAccessors("selectedTrack", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &selectedTrack_getterinfo, nullptr, nullptr),
JS_PS_END
};
static const PrefableDisablers sAttributes_disablers0 = {
WebIDLPrefIndex::NoPref, 0, true, OriginTrial(0), nullptr
};
static const Prefable<const JSPropertySpec> sAttributes[] = {
{ &sAttributes_disablers0, &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[5];
static PropertyInfo sNativeProperties_propertyInfos[5];
static const NativePropertiesN<2> sNativeProperties = {
false, 0,
false, 0,
true, 0 /* sMethods */,
true, 1 /* sAttributes */,
false, 0,
false, 0,
false, 0,
-1,
5,
sNativeProperties_sortedPropertyIndices,
{
{ sMethods, &sNativeProperties_propertyInfos[0] },
{ sAttributes, &sNativeProperties_propertyInfos[1] }
}
};
static_assert(5 < 1ull << (CHAR_BIT * sizeof(sNativeProperties.propertyInfoCount)),
"We have a property info count that is oversized");
static_assert(std::is_base_of_v<nsISupports, mozilla::dom::ImageTrackList>,
"We don't support non-nsISupports native classes for "
"proxy-based bindings yet");
class DOMProxyHandler : public mozilla::dom::DOMProxyHandler
{
public:
using Base = mozilla::dom::DOMProxyHandler;
explicit constexpr DOMProxyHandler()
{
}
bool
getOwnPropDescriptor(JSContext* cx, JS::Handle<JSObject*> proxy, JS::Handle<jsid> id, bool ignoreNamedProps, JS::MutableHandle<Maybe<JS::PropertyDescriptor>> desc) const override;
bool
defineProperty(JSContext* cx_, JS::Handle<JSObject*> proxy, JS::Handle<jsid> id, JS::Handle<JS::PropertyDescriptor> desc, JS::ObjectOpResult& opresult, bool* done) const override;
using mozilla::dom::DOMProxyHandler::defineProperty;
bool
ownPropNames(JSContext* cx, JS::Handle<JSObject*> proxy, unsigned flags, JS::MutableHandleVector<jsid> props) const override;
bool
hasOwn(JSContext* cx, JS::Handle<JSObject*> proxy, JS::Handle<jsid> id, bool* bp) const override;
bool
get(JSContext* cx, JS::Handle<JSObject*> proxy, JS::Handle<JS::Value> receiver, JS::Handle<jsid> id, JS::MutableHandle<JS::Value> vp) const override;
const char*
className(JSContext* cx, JS::Handle<JSObject*> proxy) const override;
bool
finalizeInBackground(const JS::Value& priv) const override;
void
finalize(JS::GCContext* gcx, JSObject* proxy) const override;
static const DOMProxyHandler*
getInstance();
bool
delete_(JSContext* cx, JS::Handle<JSObject*> proxy, JS::Handle<jsid> id, JS::ObjectOpResult& opresult) const override;
bool
getElements(JSContext* cx, JS::Handle<JSObject*> proxy, uint32_t begin, uint32_t end, js::ElementAdder* adder) const override;
size_t
objectMoved(JSObject* obj, JSObject* old) const override;
};
MOZ_ALWAYS_INLINE bool
IsProxy(JSObject* obj)
{
return js::IsProxy(obj) && js::GetProxyHandler(obj) == DOMProxyHandler::getInstance();
}
MOZ_ALWAYS_INLINE mozilla::dom::ImageTrackList*
UnwrapProxy(JSObject* obj)
{
MOZ_ASSERT(js::IsProxy(obj));
if (js::GetProxyHandler(obj) != DOMProxyHandler::getInstance()) {
MOZ_ASSERT(xpc::WrapperFactory::IsXrayWrapper(obj));
obj = js::UncheckedUnwrap(obj);
}
MOZ_ASSERT(IsProxy(obj));
return static_cast<mozilla::dom::ImageTrackList*>(js::GetProxyReservedSlot(obj, DOM_OBJECT_SLOT).toPrivate());
}
const NativeNamedOrIndexedPropertyHooks sNativeNamedOrIndexedPropertyHooks = {
binding_detail::ResolveOwnProperty,
binding_detail::EnumerateOwnProperties,
nullptr
};
bool sNativePropertiesInited = false;
const NativePropertyHooks sNativePropertyHooks = {
&sNativeNamedOrIndexedPropertyHooks,
{ sNativeProperties.Upcast(), nullptr, &sNativePropertiesInited },
prototypes::id::ImageTrackList,
constructors::id::ImageTrackList,
&DefaultXrayExpandoObjectClass
};
static const DOMInterfaceInfo sInterfaceObjectInfo = {
{ ThrowingConstructor, &sNativePropertyHooks },
JS::GetRealmFunctionPrototypeHandle,
PrototypeTraits<prototypes::id::ImageTrackList>::Depth,
prototypes::id::ImageTrackList,
true,
0,
"ImageTrackList",
};
static const DOMIfaceAndProtoJSClass sPrototypeClass = {
{
"ImageTrackListPrototype",
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::ImageTrackList,
PrototypeTraits<prototypes::id::ImageTrackList>::Depth,
&sNativePropertyHooks,
JS::GetRealmObjectPrototype
};
bool
ConstructorEnabled(JSContext* aCx, JS::Handle<JSObject*> aObj)
{
if (!NS_IsMainThread()) {
const char* name = JS::GetClass(aObj)->name;
if (strcmp(name, "DedicatedWorkerGlobalScope")) {
return false;
}
}
return StaticPrefs::dom_media_webcodecs_image_decoder_enabled() &&
mozilla::dom::IsSecureContextOrObjectIsFromSecureContext(aCx, aObj);
}
static JS::Handle<JSObject*>
GetProtoObjectHandle(JSContext* aCx);
bool
DOMProxyHandler::getOwnPropDescriptor(JSContext* cx, JS::Handle<JSObject*> proxy, JS::Handle<jsid> id, bool ignoreNamedProps, JS::MutableHandle<Maybe<JS::PropertyDescriptor>> desc) const
{
bool isXray = xpc::WrapperFactory::IsXrayWrapper(proxy);
uint32_t index = GetArrayIndexFromId(id);
if (IsArrayIndex(index)) {
JS::Rooted<JS::Value> value(cx);
mozilla::dom::ImageTrackList* self = UnwrapProxy(proxy);
bool found = false;
auto result(StrongOrRawPtr<mozilla::dom::ImageTrack>(MOZ_KnownLive(self)->IndexedGetter(index, found)));
MOZ_ASSERT(!JS_IsExceptionPending(cx));
if (found) {
if (!GetOrCreateDOMReflector(cx, result, &value)) {
MOZ_ASSERT(JS_IsExceptionPending(cx));
return false;
}
desc.set(mozilla::Some(JS::PropertyDescriptor::Data(value, { JS::PropertyAttribute::Configurable, JS::PropertyAttribute::Enumerable })));
return true;
}
}
JS::Rooted<JSObject*> expando(cx);
if (!isXray &&(expando = GetExpandoObject(proxy))) {
if (!JS_GetOwnPropertyDescriptorById(cx, expando, id, desc)) {
return false;
}
if (desc.isSome()) {
return true;
}
}
desc.reset();
return true;
}
bool
DOMProxyHandler::defineProperty(JSContext* cx_, JS::Handle<JSObject*> proxy, JS::Handle<jsid> id, JS::Handle<JS::PropertyDescriptor> desc, JS::ObjectOpResult& opresult, bool* done) const
{
if (IsArrayIndex(GetArrayIndexFromId(id))) {
*done = true;
return opresult.failNoIndexedSetter();
}
return mozilla::dom::DOMProxyHandler::defineProperty(cx_, proxy, id, desc, opresult, done);
}
bool
DOMProxyHandler::ownPropNames(JSContext* cx, JS::Handle<JSObject*> proxy, unsigned flags, JS::MutableHandleVector<jsid> props) const
{
bool isXray = xpc::WrapperFactory::IsXrayWrapper(proxy);
uint32_t length = UnwrapProxy(proxy)->Length();
MOZ_ASSERT(int32_t(length) >= 0);
for (int32_t i = 0; i < int32_t(length); ++i) {
if (!props.append(JS::PropertyKey::Int(i))) {
return false;
}
}
JS::Rooted<JSObject*> expando(cx);
if (!isXray &&(expando = DOMProxyHandler::GetExpandoObject(proxy)) &&
!js::GetPropertyKeys(cx, expando, flags, props)) {
return false;
}
return true;
}
bool
DOMProxyHandler::hasOwn(JSContext* cx, JS::Handle<JSObject*> proxy, JS::Handle<jsid> id, bool* bp) const
{
MOZ_ASSERT(!xpc::WrapperFactory::IsXrayWrapper(proxy),
"Should not have a XrayWrapper here");
uint32_t index = GetArrayIndexFromId(id);
if (IsArrayIndex(index)) {
bool found = false;
mozilla::dom::ImageTrackList* self = UnwrapProxy(proxy);
auto result(StrongOrRawPtr<mozilla::dom::ImageTrack>(MOZ_KnownLive(self)->IndexedGetter(index, found)));
MOZ_ASSERT(!JS_IsExceptionPending(cx));
(void)result;
*bp = found;
return true;
}
JS::Rooted<JSObject*> expando(cx, GetExpandoObject(proxy));
if (expando) {
bool b = true;
bool ok = JS_HasPropertyById(cx, expando, id, &b);
*bp = !!b;
if (!ok || *bp) {
return ok;
}
}
*bp = false;
return true;
}
bool
DOMProxyHandler::get(JSContext* cx, JS::Handle<JSObject*> proxy, JS::Handle<JS::Value> receiver, JS::Handle<jsid> id, JS::MutableHandle<JS::Value> vp) const
{
MOZ_ASSERT(!xpc::WrapperFactory::IsXrayWrapper(proxy),
"Should not have a XrayWrapper here");
uint32_t index = GetArrayIndexFromId(id);
if (IsArrayIndex(index)) {
mozilla::dom::ImageTrackList* self = UnwrapProxy(proxy);
bool found = false;
auto result(StrongOrRawPtr<mozilla::dom::ImageTrack>(MOZ_KnownLive(self)->IndexedGetter(index, found)));
MOZ_ASSERT(!JS_IsExceptionPending(cx));
if (found) {
if (!GetOrCreateDOMReflector(cx, result, vp)) {
MOZ_ASSERT(JS_IsExceptionPending(cx));
return false;
}
return true;
}
// Even if we don't have this index, we don't forward the
// get on to our expando object.
} else {
bool expandoHasProp = false;
{ // Scope for expando
JS::Rooted<JSObject*> expando(cx, DOMProxyHandler::GetExpandoObject(proxy));
if (expando) {
if (!JS_HasPropertyById(cx, expando, id, &expandoHasProp)) {
return false;
}
if (expandoHasProp) {
// Forward the get to the expando object, but our receiver is whatever our
// receiver is.
if (!JS_ForwardGetPropertyTo(cx, expando, id, receiver, vp)) {
return false;
}
}
}
}
if (expandoHasProp) {
return true;
}
}
bool foundOnPrototype;
if (!GetPropertyOnPrototype(cx, proxy, receiver, id, &foundOnPrototype, vp)) {
return false;
}
if (foundOnPrototype) {
return true;
}
MOZ_ASSERT(vp.isUndefined());
return true;
}
const char*
DOMProxyHandler::className(JSContext* cx, JS::Handle<JSObject*> proxy) const
{
return "ImageTrackList";
}
bool
DOMProxyHandler::finalizeInBackground(const JS::Value& priv) const
{
return false;
}
void
DOMProxyHandler::finalize(JS::GCContext* gcx, JSObject* proxy) const
{
mozilla::dom::ImageTrackList* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::ImageTrackList>(proxy);
if (self) {
JS::SetReservedSlot(proxy, DOM_OBJECT_SLOT, JS::UndefinedValue());
ClearWrapper(self, self, proxy);
if (size_t mallocBytes = BindingJSObjectMallocBytes(self)) {
JS::RemoveAssociatedMemory(proxy, mallocBytes,
JS::MemoryUse::DOMBinding);
}
AddForDeferredFinalization<mozilla::dom::ImageTrackList>(self);
}
}
const DOMProxyHandler*
DOMProxyHandler::getInstance()
{
static const DOMProxyHandler instance;
return &instance;
}
bool
DOMProxyHandler::delete_(JSContext* cx, JS::Handle<JSObject*> proxy, JS::Handle<jsid> id, JS::ObjectOpResult& opresult) const
{
MOZ_ASSERT(!xpc::WrapperFactory::IsXrayWrapper(proxy),
"Should not have a XrayWrapper here");
uint32_t index = GetArrayIndexFromId(id);
if (IsArrayIndex(index)) {
bool deleteSucceeded;
bool found = false;
mozilla::dom::ImageTrackList* self = UnwrapProxy(proxy);
auto result(StrongOrRawPtr<mozilla::dom::ImageTrack>(MOZ_KnownLive(self)->IndexedGetter(index, found)));
MOZ_ASSERT(!JS_IsExceptionPending(cx));
(void)result;
deleteSucceeded = !found;
return deleteSucceeded ? opresult.succeed() : opresult.failCantDelete();
}
return dom::DOMProxyHandler::delete_(cx, proxy, id, opresult);
}
bool
DOMProxyHandler::getElements(JSContext* cx, JS::Handle<JSObject*> proxy, uint32_t begin, uint32_t end, js::ElementAdder* adder) const
{
JS::Rooted<JS::Value> temp(cx);
MOZ_ASSERT(!xpc::WrapperFactory::IsXrayWrapper(proxy),
"Should not have a XrayWrapper here");
mozilla::dom::ImageTrackList* self = UnwrapProxy(proxy);
uint32_t length = self->Length();
// Compute the end of the indices we'll get ourselves
uint32_t ourEnd = std::clamp(length, begin, end);
for (uint32_t index = begin; index < ourEnd; ++index) {
bool found = false;
auto result(StrongOrRawPtr<mozilla::dom::ImageTrack>(MOZ_KnownLive(self)->IndexedGetter(index, found)));
MOZ_ASSERT(!JS_IsExceptionPending(cx));
MOZ_ASSERT(found);
if (!GetOrCreateDOMReflector(cx, result, &temp)) {
MOZ_ASSERT(JS_IsExceptionPending(cx));
return false;
}
if (!adder->append(cx, temp)) return false;
continue;
}
if (end > ourEnd) {
JS::Rooted<JSObject*> proto(cx);
if (!js::GetObjectProto(cx, proxy, &proto)) {
return false;
}
return js::GetElementsWithAdder(cx, proto, proxy, ourEnd, end, adder);
}
return true;
}
size_t
DOMProxyHandler::objectMoved(JSObject* obj, JSObject* old) const
{
mozilla::dom::ImageTrackList* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::ImageTrackList>(obj);
if (self) {
UpdateWrapper(self, self, obj, old);
}
return 0;
}
static const DOMJSClass sClass = {
PROXY_CLASS_DEF("ImageTrackList",
JSCLASS_IS_DOMJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(1)),
{ prototypes::id::ImageTrackList, 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 },
std::is_base_of_v<nsISupports, mozilla::dom::ImageTrackList>,
&sNativePropertyHooks,
FindAssociatedGlobalForNative<mozilla::dom::ImageTrackList>::Get,
GetProtoObjectHandle,
GetCCParticipant<mozilla::dom::ImageTrackList>::Get(),
nullptr,
nullptr
};
bool
Wrap(JSContext* aCx, mozilla::dom::ImageTrackList* aObject, nsWrapperCache* aCache, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector)
{
static_assert(!std::is_base_of_v<NonRefcountedDOMObject, mozilla::dom::ImageTrackList>,
"Shouldn't have wrappercached things that are not refcounted.");
static_assert(std::is_same_v<decltype(aObject), mozilla::dom::ImageTrackList*>);
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()) {
DOMProxyHandler::getInstance()->finalize(nullptr /* unused */, oldReflector);
MOZ_ASSERT(!aCache->GetWrapperMaybeDead());
}
JS::Rooted<JSObject*> 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<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::GetCompartment(proto)) {
if (!JS_WrapObject(aCx, &proto)) {
return false;
}
}
} else {
proto = canonicalProto;
}
BindingJSObjectCreator<mozilla::dom::ImageTrackList> creator(aCx);
creator.CreateProxyObject(aCx, &sClass.mBase, DOMProxyHandler::getInstance(),
proto, /* aLazyProto = */ false,
aObject, JS::UndefinedHandleValue, 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<JSObject*> aGlobal, ProtoAndIfaceCache& aProtoAndIfaceCache, DefineInterfaceProperty aDefineOnGlobal)
{
JS::Heap<JSObject*>* protoCache = &aProtoAndIfaceCache.EntrySlotOrCreate(prototypes::id::ImageTrackList);
JS::Heap<JSObject*>* interfaceCache = &aProtoAndIfaceCache.EntrySlotOrCreate(constructors::id::ImageTrackList);
JS::Handle<JSObject*> parentProto(JS::GetRealmObjectPrototypeHandle(aCx));
if (!parentProto) {
return;
}
JS::Handle<JSObject*> constructorProto(JS::GetRealmFunctionPrototypeHandle(aCx));
if (!constructorProto) {
return;
}
dom::CreateInterfaceObjects(aCx, aGlobal, parentProto,
&sPrototypeClass, protoCache,
constructorProto, &sInterfaceObjectInfo, 0, false, Span<const LegacyFactoryFunction, 0>{},
interfaceCache,
sNativeProperties.Upcast(),
nullptr,
"ImageTrackList",
ShouldExpose<ImageTrackList_Binding::ConstructorEnabled>(aCx, aGlobal, aDefineOnGlobal),
nullptr,
false,
nullptr);
}
static JS::Handle<JSObject*>
GetProtoObjectHandle(JSContext* aCx)
{
/* Get the interface prototype object for this class. This will create the
object as needed. */
return GetPerInterfaceObjectHandle(aCx, prototypes::id::ImageTrackList,
&CreateInterfaceObjects,
DefineInterfaceProperty::CheckExposure);
}
JS::Handle<JSObject*>
GetConstructorObjectHandle(JSContext* aCx)
{
/* Get the interface object for this class. This will create the object as
needed. */
return GetPerInterfaceObjectHandle(aCx, constructors::id::ImageTrackList,
&CreateInterfaceObjects,
DefineInterfaceProperty::CheckExposure);
}
} // namespace ImageTrackList_Binding
} // namespace mozilla::dom