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/* THIS FILE IS AUTOGENERATED FROM Clipboard.webidl BY Codegen.py - DO NOT EDIT */
#include <type_traits>
#include "AtomList.h"
#include "Clipboard.h"
#include "ClipboardBinding.h"
#include "EventTargetBinding.h"
#include "MainThreadUtils.h"
#include "WrapperFactory.h"
#include "XrayWrapper.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/String.h"
#include "js/experimental/JitInfo.h"
#include "jsapi.h"
#include "mozilla/Atomics.h"
#include "mozilla/BasePrincipal.h"
#include "mozilla/OwningNonNull.h"
#include "mozilla/ProfilerLabels.h"
#include "mozilla/StaticPrefs_dom.h"
#include "mozilla/UseCounter.h"
#include "mozilla/dom/BindingCallContext.h"
#include "mozilla/dom/BindingUtils.h"
#include "mozilla/dom/Blob.h"
#include "mozilla/dom/Clipboard.h"
#include "mozilla/dom/ClipboardItem.h"
#include "mozilla/dom/DOMJSClass.h"
#include "mozilla/dom/NonRefcountedDOMObject.h"
#include "mozilla/dom/PrimitiveConversions.h"
#include "mozilla/dom/Promise.h"
#include "mozilla/dom/Record.h"
#include "mozilla/dom/ScriptSettings.h"
#include "mozilla/dom/SimpleGlobalObject.h"
#include "mozilla/dom/ToJSValue.h"
#include "mozilla/dom/WebIDLPrefs.h"
#include "mozilla/dom/XrayExpandoClass.h"
#include "nsJSPrincipals.h"
namespace mozilla {
namespace dom {
namespace binding_detail {}; // Just to make sure it's known as a namespace
using namespace mozilla::dom::binding_detail;
namespace binding_detail {
const nsLiteralCString EnumStrings<PresentationStyle>::Values[3] = {
"unspecified"_ns,
"inline"_ns,
"attachment"_ns,
};
} // namespace binding_detail
bool
ToJSValue(JSContext* aCx, PresentationStyle aArgument, JS::MutableHandle<JS::Value> aValue)
{
MOZ_ASSERT(uint32_t(aArgument) < ArrayLength(binding_detail::EnumStrings<PresentationStyle>::Values));
JSString* resultStr =
JS_NewStringCopyN(aCx, binding_detail::EnumStrings<PresentationStyle>::Values[uint32_t(aArgument)].BeginReading(),
binding_detail::EnumStrings<PresentationStyle>::Values[uint32_t(aArgument)].Length());
if (!resultStr) {
return false;
}
aValue.setString(resultStr);
return true;
}
void
ImplCycleCollectionTraverse(nsCycleCollectionTraversalCallback& aCallback, OwningStringOrBlob& aUnion, const char* aName, uint32_t aFlags)
{
if (aUnion.IsBlob()) {
ImplCycleCollectionTraverse(aCallback, aUnion.GetAsBlob(), "mBlob", aFlags);
}
}
void
ImplCycleCollectionUnlink(OwningStringOrBlob& aUnion)
{
aUnion.Uninit();
}
ClipboardItemOptions::ClipboardItemOptions()
{
// Safe to pass a null context if we pass a null value
Init(nullptr, JS::NullHandleValue);
}
bool
ClipboardItemOptions::InitIds(JSContext* cx, ClipboardItemOptionsAtoms* atomsCache)
{
MOZ_ASSERT(reinterpret_cast<jsid*>(atomsCache)->isVoid());
// Initialize these in reverse order so that any failure leaves the first one
// uninitialized.
if (!atomsCache->presentationStyle_id.init(cx, "presentationStyle")) {
return false;
}
return true;
}
bool
ClipboardItemOptions::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());
ClipboardItemOptionsAtoms* atomsCache = nullptr;
if (cx) {
atomsCache = GetAtomCache<ClipboardItemOptionsAtoms>(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->presentationStyle_id, temp.ptr())) {
return false;
}
}
if (!isNull && !temp->isUndefined()) {
{
int index;
if (!binding_detail::FindEnumStringIndex<true>(cx, temp.ref(),
binding_detail::EnumStrings<PresentationStyle>::Values,
"PresentationStyle", "'presentationStyle' member of ClipboardItemOptions",
&index)) {
return false;
}
MOZ_ASSERT(index >= 0);
mPresentationStyle = static_cast<PresentationStyle>(index);
}
} else {
mPresentationStyle = PresentationStyle::Unspecified;
}
mIsAnyMemberPresent = true;
return true;
}
bool
ClipboardItemOptions::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
ClipboardItemOptions::TraceDictionary(JSTracer* trc)
{
}
ClipboardItemOptions&
ClipboardItemOptions::operator=(const ClipboardItemOptions& aOther)
{
DictionaryBase::operator=(aOther);
mPresentationStyle = aOther.mPresentationStyle;
return *this;
}
bool
StringOrBlob::TrySetToString(JSContext* cx, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
tryNext = false;
{ // scope for memberSlot
binding_detail::FakeString<char16_t>& memberSlot = RawSetAsString();
if (!ConvertJSValueToString(cx, value, eStringify, eStringify, memberSlot)) {
return false;
}
}
return true;
}
bool
StringOrBlob::TrySetToBlob(BindingCallContext& cx, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
tryNext = false;
{ // scope for memberSlot
NonNull<mozilla::dom::Blob>& memberSlot = RawSetAsBlob();
{
// Our JSContext should be in the right global to do unwrapping in.
nsresult rv = UnwrapObject<prototypes::id::Blob, mozilla::dom::Blob>(value, memberSlot, cx);
if (NS_FAILED(rv)) {
DestroyBlob();
tryNext = true;
return true;
}
}
}
return true;
}
bool
StringOrBlob::TrySetToBlob(JSContext* cx_, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
BindingCallContext cx(cx_, nullptr);
return TrySetToBlob(cx, value, tryNext, passedToJSImpl);
}
bool
StringOrBlob::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 = !TrySetToBlob(cx, value, tryNext, passedToJSImpl)) || !tryNext;
}
if (!done) {
do {
done = (failed = !TrySetToString(cx, value, tryNext)) || !tryNext;
break;
} while (false);
}
if (failed) {
return false;
}
if (!done) {
cx.ThrowErrorMessage<MSG_NOT_IN_UNION>(sourceDescription, "Blob");
return false;
}
return true;
}
bool
StringOrBlob::Init(JSContext* cx_, JS::Handle<JS::Value> value, const char* sourceDescription, bool passedToJSImpl)
{
BindingCallContext cx(cx_, nullptr);
return Init(cx, value, sourceDescription, passedToJSImpl);
}
bool
StringOrBlob::ToJSVal(JSContext* cx, JS::Handle<JSObject*> scopeObj, JS::MutableHandle<JS::Value> rval) const
{
switch (mType) {
case eUninitialized: {
return false;
}
case eString: {
if (!xpc::NonVoidStringToJsval(cx, mValue.mString.Value(), rval)) {
return false;
}
return true;
}
case eBlob: {
if (!GetOrCreateDOMReflector(cx, mValue.mBlob.Value(), rval)) {
MOZ_ASSERT(JS_IsExceptionPending(cx));
return false;
}
return true;
}
default: {
return false;
}
}
}
OwningStringOrBlob::OwningStringOrBlob(OwningStringOrBlob&& aOther)
: mType(eUninitialized)
{
switch (aOther.mType) {
case eUninitialized: {
MOZ_ASSERT(mType == eUninitialized,
"We need to destroy ourselves?");
break;
}
case eString: {
mType = eString;
mValue.mString.SetValue(std::move(aOther.mValue.mString.Value()));
break;
}
case eBlob: {
mType = eBlob;
mValue.mBlob.SetValue(std::move(aOther.mValue.mBlob.Value()));
break;
}
}
}
bool
OwningStringOrBlob::TrySetToString(JSContext* cx, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
tryNext = false;
{ // scope for memberSlot
nsString& memberSlot = RawSetAsString();
if (!ConvertJSValueToString(cx, value, eStringify, eStringify, memberSlot)) {
return false;
}
}
return true;
}
[[nodiscard]] nsString&
OwningStringOrBlob::RawSetAsString()
{
if (mType == eString) {
return mValue.mString.Value();
}
MOZ_ASSERT(mType == eUninitialized);
mType = eString;
return mValue.mString.SetValue();
}
[[nodiscard]] nsString&
OwningStringOrBlob::SetAsString()
{
if (mType == eString) {
return mValue.mString.Value();
}
Uninit();
mType = eString;
return mValue.mString.SetValue();
}
void
OwningStringOrBlob::DestroyString()
{
MOZ_RELEASE_ASSERT(IsString(), "Wrong type!");
mValue.mString.Destroy();
mType = eUninitialized;
}
bool
OwningStringOrBlob::TrySetToBlob(BindingCallContext& cx, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
tryNext = false;
{ // scope for memberSlot
OwningNonNull<mozilla::dom::Blob>& memberSlot = RawSetAsBlob();
static_assert(IsRefcounted<mozilla::dom::Blob>::value, "We can only store refcounted classes.");
{
// Our JSContext should be in the right global to do unwrapping in.
nsresult rv = UnwrapObject<prototypes::id::Blob, mozilla::dom::Blob>(value, memberSlot, cx);
if (NS_FAILED(rv)) {
DestroyBlob();
tryNext = true;
return true;
}
}
}
return true;
}
bool
OwningStringOrBlob::TrySetToBlob(JSContext* cx_, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
BindingCallContext cx(cx_, nullptr);
return TrySetToBlob(cx, value, tryNext, passedToJSImpl);
}
[[nodiscard]] OwningNonNull<mozilla::dom::Blob>&
OwningStringOrBlob::RawSetAsBlob()
{
if (mType == eBlob) {
return mValue.mBlob.Value();
}
MOZ_ASSERT(mType == eUninitialized);
mType = eBlob;
return mValue.mBlob.SetValue();
}
[[nodiscard]] OwningNonNull<mozilla::dom::Blob>&
OwningStringOrBlob::SetAsBlob()
{
if (mType == eBlob) {
return mValue.mBlob.Value();
}
Uninit();
mType = eBlob;
return mValue.mBlob.SetValue();
}
void
OwningStringOrBlob::DestroyBlob()
{
MOZ_RELEASE_ASSERT(IsBlob(), "Wrong type!");
mValue.mBlob.Destroy();
mType = eUninitialized;
}
bool
OwningStringOrBlob::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 = !TrySetToBlob(cx, value, tryNext, passedToJSImpl)) || !tryNext;
}
if (!done) {
do {
done = (failed = !TrySetToString(cx, value, tryNext)) || !tryNext;
break;
} while (false);
}
if (failed) {
return false;
}
if (!done) {
cx.ThrowErrorMessage<MSG_NOT_IN_UNION>(sourceDescription, "Blob");
return false;
}
return true;
}
bool
OwningStringOrBlob::Init(JSContext* cx_, JS::Handle<JS::Value> value, const char* sourceDescription, bool passedToJSImpl)
{
BindingCallContext cx(cx_, nullptr);
return Init(cx, value, sourceDescription, passedToJSImpl);
}
void
OwningStringOrBlob::Uninit()
{
switch (mType) {
case eUninitialized: {
break;
}
case eString: {
DestroyString();
break;
}
case eBlob: {
DestroyBlob();
break;
}
}
}
bool
OwningStringOrBlob::ToJSVal(JSContext* cx, JS::Handle<JSObject*> scopeObj, JS::MutableHandle<JS::Value> rval) const
{
switch (mType) {
case eUninitialized: {
return false;
}
case eString: {
if (!xpc::NonVoidStringToJsval(cx, mValue.mString.Value(), rval)) {
return false;
}
return true;
}
case eBlob: {
if (!GetOrCreateDOMReflector(cx, mValue.mBlob.Value(), rval)) {
MOZ_ASSERT(JS_IsExceptionPending(cx));
return false;
}
return true;
}
default: {
return false;
}
}
}
OwningStringOrBlob&
OwningStringOrBlob::operator=(OwningStringOrBlob&& aOther)
{
this->~OwningStringOrBlob();
new (this) OwningStringOrBlob (std::move(aOther));
return *this;
}
OwningStringOrBlob&
OwningStringOrBlob::operator=(const OwningStringOrBlob& aOther)
{
switch (aOther.mType) {
case eUninitialized: {
MOZ_ASSERT(mType == eUninitialized,
"We need to destroy ourselves?");
break;
}
case eString: {
SetAsString() = aOther.GetAsString();
break;
}
case eBlob: {
SetAsBlob() = aOther.GetAsBlob();
break;
}
}
return *this;
}
namespace Clipboard_Binding {
static_assert(IsRefcounted<NativeType>::value == IsRefcounted<EventTarget_Binding::NativeType>::value,
"Can't inherit from an interface with a different ownership model.");
MOZ_CAN_RUN_SCRIPT static bool
read(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, const JSJitMethodCallArgs& args)
{
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"Clipboard", "read", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_METHOD) |
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
auto* self = static_cast<mozilla::dom::Clipboard*>(void_self);
FastErrorResult rv;
NonNull<nsIPrincipal> subjectPrincipal;
{
JS::Realm* realm = js::GetContextRealm(cx);
MOZ_ASSERT(realm);
JSPrincipals* principals = JS::GetRealmPrincipals(realm);
nsIPrincipal* principal = nsJSPrincipals::get(principals);
subjectPrincipal = principal;
}
auto result(StrongOrRawPtr<Promise>(MOZ_KnownLive(self)->Read(MOZ_KnownLive(NonNullHelper(subjectPrincipal)), rv)));
if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx, "Clipboard.read"))) {
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 (!ToJSValue(cx, result, args.rval())) {
return false;
}
return true;
}
MOZ_CAN_RUN_SCRIPT static bool
read_promiseWrapper(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, const JSJitMethodCallArgs& args)
{
bool ok = read(cx, obj, void_self, args);
if (ok) {
return true;
}
return ConvertExceptionToPromise(cx, args.rval());
}
static const JSJitInfo read_methodinfo = {
{ (JSJitGetterOp)read_promiseWrapper },
{ prototypes::id::Clipboard },
{ PrototypeTraits<prototypes::id::Clipboard>::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
readText(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, const JSJitMethodCallArgs& args)
{
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"Clipboard", "readText", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_METHOD) |
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
auto* self = static_cast<mozilla::dom::Clipboard*>(void_self);
FastErrorResult rv;
NonNull<nsIPrincipal> subjectPrincipal;
{
JS::Realm* realm = js::GetContextRealm(cx);
MOZ_ASSERT(realm);
JSPrincipals* principals = JS::GetRealmPrincipals(realm);
nsIPrincipal* principal = nsJSPrincipals::get(principals);
subjectPrincipal = principal;
}
auto result(StrongOrRawPtr<Promise>(MOZ_KnownLive(self)->ReadText(MOZ_KnownLive(NonNullHelper(subjectPrincipal)), rv)));
if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx, "Clipboard.readText"))) {
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 (!ToJSValue(cx, result, args.rval())) {
return false;
}
return true;
}
MOZ_CAN_RUN_SCRIPT static bool
readText_promiseWrapper(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, const JSJitMethodCallArgs& args)
{
bool ok = readText(cx, obj, void_self, args);
if (ok) {
return true;
}
return ConvertExceptionToPromise(cx, args.rval());
}
static const JSJitInfo readText_methodinfo = {
{ (JSJitGetterOp)readText_promiseWrapper },
{ prototypes::id::Clipboard },
{ PrototypeTraits<prototypes::id::Clipboard>::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
write(JSContext* cx_, JS::Handle<JSObject*> obj, void* void_self, const JSJitMethodCallArgs& args)
{
BindingCallContext cx(cx_, "Clipboard.write");
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"Clipboard", "write", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_METHOD) |
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
auto* self = static_cast<mozilla::dom::Clipboard*>(void_self);
if (!args.requireAtLeast(cx, "Clipboard.write", 1)) {
return false;
}
binding_detail::AutoSequence<OwningNonNull<mozilla::dom::ClipboardItem>> arg0;
if (args[0].isObject()) {
JS::ForOfIterator iter(cx);
if (!iter.init(args[0], JS::ForOfIterator::AllowNonIterable)) {
return false;
}
if (!iter.valueIsIterable()) {
cx.ThrowErrorMessage<MSG_CONVERSION_ERROR>("Argument 1", "sequence");
return false;
}
binding_detail::AutoSequence<OwningNonNull<mozilla::dom::ClipboardItem>> &arr = arg0;
JS::Rooted<JS::Value> temp(cx);
while (true) {
bool done;
if (!iter.next(&temp, &done)) {
return false;
}
if (done) {
break;
}
OwningNonNull<mozilla::dom::ClipboardItem>* slotPtr = arr.AppendElement(mozilla::fallible);
if (!slotPtr) {
JS_ReportOutOfMemory(cx);
return false;
}
OwningNonNull<mozilla::dom::ClipboardItem>& slot = *slotPtr;
if (temp.isObject()) {
static_assert(IsRefcounted<mozilla::dom::ClipboardItem>::value, "We can only store refcounted classes.");
{
// Our JSContext should be in the right global to do unwrapping in.
nsresult rv = UnwrapObject<prototypes::id::ClipboardItem, mozilla::dom::ClipboardItem>(&temp, slot, cx);
if (NS_FAILED(rv)) {
cx.ThrowErrorMessage<MSG_DOES_NOT_IMPLEMENT_INTERFACE>("Element of argument 1", "ClipboardItem");
return false;
}
}
} else {
cx.ThrowErrorMessage<MSG_NOT_OBJECT>("Element of argument 1");
return false;
}
}
} else {
cx.ThrowErrorMessage<MSG_CONVERSION_ERROR>("Argument 1", "sequence");
return false;
}
FastErrorResult rv;
NonNull<nsIPrincipal> subjectPrincipal;
{
JS::Realm* realm = js::GetContextRealm(cx);
MOZ_ASSERT(realm);
JSPrincipals* principals = JS::GetRealmPrincipals(realm);
nsIPrincipal* principal = nsJSPrincipals::get(principals);
subjectPrincipal = principal;
}
auto result(StrongOrRawPtr<Promise>(MOZ_KnownLive(self)->Write(Constify(arg0), MOZ_KnownLive(NonNullHelper(subjectPrincipal)), rv)));
if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx, "Clipboard.write"))) {
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 (!ToJSValue(cx, result, args.rval())) {
return false;
}
return true;
}
MOZ_CAN_RUN_SCRIPT static bool
write_promiseWrapper(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, const JSJitMethodCallArgs& args)
{
bool ok = write(cx, obj, void_self, args);
if (ok) {
return true;
}
return ConvertExceptionToPromise(cx, args.rval());
}
static const JSJitInfo write_methodinfo = {
{ (JSJitGetterOp)write_promiseWrapper },
{ prototypes::id::Clipboard },
{ PrototypeTraits<prototypes::id::Clipboard>::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
writeText(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, const JSJitMethodCallArgs& args)
{
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"Clipboard", "writeText", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_METHOD) |
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
auto* self = static_cast<mozilla::dom::Clipboard*>(void_self);
if (!args.requireAtLeast(cx, "Clipboard.writeText", 1)) {
return false;
}
binding_detail::FakeString<char16_t> arg0;
if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
return false;
}
FastErrorResult rv;
NonNull<nsIPrincipal> subjectPrincipal;
{
JS::Realm* realm = js::GetContextRealm(cx);
MOZ_ASSERT(realm);
JSPrincipals* principals = JS::GetRealmPrincipals(realm);
nsIPrincipal* principal = nsJSPrincipals::get(principals);
subjectPrincipal = principal;
}
auto result(StrongOrRawPtr<Promise>(MOZ_KnownLive(self)->WriteText(NonNullHelper(Constify(arg0)), MOZ_KnownLive(NonNullHelper(subjectPrincipal)), rv)));
if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx, "Clipboard.writeText"))) {
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 (!ToJSValue(cx, result, args.rval())) {
return false;
}
return true;
}
MOZ_CAN_RUN_SCRIPT static bool
writeText_promiseWrapper(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, const JSJitMethodCallArgs& args)
{
bool ok = writeText(cx, obj, void_self, args);
if (ok) {
return true;
}
return ConvertExceptionToPromise(cx, args.rval());
}
static const JSJitInfo writeText_methodinfo = {
{ (JSJitGetterOp)writeText_promiseWrapper },
{ prototypes::id::Clipboard },
{ PrototypeTraits<prototypes::id::Clipboard>::Depth },
JSJitInfo::Method,
JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
JSVAL_TYPE_OBJECT, /* returnType. Not relevant for setters. */
false, /* isInfallible. False in setters. */
false, /* isMovable. Not relevant for setters. */
false, /* isEliminatable. Not relevant for setters. */
false, /* isAlwaysInSlot. Only relevant for getters. */
false, /* isLazilyCachedInSlot. Only relevant for getters. */
false, /* isTypedMethod. Only relevant for methods. */
0 /* Reserved slot index, if we're stored in a slot, else 0. */
};
static bool
_addProperty(JSContext* cx, JS::Handle<JSObject*> obj, JS::Handle<jsid> id, JS::Handle<JS::Value> val)
{
mozilla::dom::Clipboard* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::Clipboard>(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::Clipboard* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::Clipboard>(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::Clipboard>(self);
}
}
static nsWrapperCache*
_getWrapperCache(JS::Handle<JSObject*> obj)
{
mozilla::dom::Clipboard* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::Clipboard>(obj);
return self;
}
static size_t
_objectMoved(JSObject* obj, JSObject* old)
{
mozilla::dom::Clipboard* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::Clipboard>(obj);
if (self) {
UpdateWrapper(self, self, obj, old);
}
return 0;
}
static const JSFunctionSpec sMethods_specs[] = {
JS_FNSPEC("read", (GenericMethod<NormalThisPolicy, ConvertExceptionsToPromises>), reinterpret_cast<const JSJitInfo*>(&read_methodinfo), 0, JSPROP_ENUMERATE, nullptr),
JS_FS_END,
JS_FNSPEC("readText", (GenericMethod<NormalThisPolicy, ConvertExceptionsToPromises>), reinterpret_cast<const JSJitInfo*>(&readText_methodinfo), 0, JSPROP_ENUMERATE, nullptr),
JS_FS_END,
JS_FNSPEC("write", (GenericMethod<NormalThisPolicy, ConvertExceptionsToPromises>), reinterpret_cast<const JSJitInfo*>(&write_methodinfo), 1, JSPROP_ENUMERATE, nullptr),
JS_FS_END,
JS_FNSPEC("writeText", (GenericMethod<NormalThisPolicy, ConvertExceptionsToPromises>), reinterpret_cast<const JSJitInfo*>(&writeText_methodinfo), 1, JSPROP_ENUMERATE, nullptr),
JS_FS_END
};
static const PrefableDisablers sMethods_disablers0 = {
WebIDLPrefIndex::dom_events_asyncClipboard_clipboardItem, 0, true, OriginTrial(0), nullptr
};
static const PrefableDisablers sMethods_disablers2 = {
WebIDLPrefIndex::NoPref, 0, true, OriginTrial(0), &Clipboard::ReadTextEnabled
};
static const PrefableDisablers sMethods_disablers4 = {
WebIDLPrefIndex::dom_events_asyncClipboard_clipboardItem, 0, true, OriginTrial(0), nullptr
};
static const PrefableDisablers sMethods_disablers6 = {
WebIDLPrefIndex::NoPref, 0, true, OriginTrial(0), nullptr
};
static const Prefable<const JSFunctionSpec> sMethods[] = {
{ &sMethods_disablers0, &sMethods_specs[0] },
{ &sMethods_disablers2, &sMethods_specs[2] },
{ &sMethods_disablers4, &sMethods_specs[4] },
{ &sMethods_disablers6, &sMethods_specs[6] },
{ nullptr, nullptr }
};
static_assert(4 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
"We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
"We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");
static uint16_t sNativeProperties_sortedPropertyIndices[4];
static PropertyInfo sNativeProperties_propertyInfos[4];
static const NativePropertiesN<1> sNativeProperties = {
false, 0,
false, 0,
true, 0 /* sMethods */,
false, 0,
false, 0,
false, 0,
false, 0,
-1,
4,
sNativeProperties_sortedPropertyIndices,
{
{ sMethods, &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::Clipboard,
constructors::id::Clipboard,
&DefaultXrayExpandoObjectClass
};
static const DOMInterfaceInfo sInterfaceObjectInfo = {
{ ThrowingConstructor, &sNativePropertyHooks },
EventTarget_Binding::GetConstructorObject,
prototypes::id::Clipboard,
PrototypeTraits<prototypes::id::Clipboard>::Depth,
true,
};
static const DOMIfaceAndProtoJSClass sPrototypeClass = {
{
"ClipboardPrototype",
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::Clipboard,
PrototypeTraits<prototypes::id::Clipboard>::Depth,
&sNativePropertyHooks,
EventTarget_Binding::GetProtoObject
};
bool
ConstructorEnabled(JSContext* aCx, JS::Handle<JSObject*> aObj)
{
return mozilla::dom::IsSecureContextOrObjectIsFromSecureContext(aCx, aObj);
}
bool
CountMaybeMissingProperty(JS::Handle<JSObject*> proxy, JS::Handle<jsid> id)
{
MOZ_ASSERT(StaticPrefs::dom_missing_prop_counters_enabled() && id.isAtom());
Maybe<UseCounter> counter;
{
// Scope for our no-GC section, so we don't need to rely on SetUseCounter not GCing.
JS::AutoCheckCannotGC nogc;
JSLinearString* str = JS::AtomToLinearString(id.toAtom());
// Don't waste time fetching the chars until we've done the length switch.
switch (JS::GetLinearStringLength(str)) {
case 4: {
if (JS_LinearStringEqualsLiteral(str, "read")) {
counter.emplace(eUseCounter_Clipboard_read);
}
break;
}
case 5: {
if (JS_LinearStringEqualsLiteral(str, "write")) {
counter.emplace(eUseCounter_Clipboard_write);
}
break;
}
case 8: {
if (JS_LinearStringEqualsLiteral(str, "readText")) {
counter.emplace(eUseCounter_Clipboard_readText);
}
break;
}
}
}
if (counter) {
SetUseCounter(proxy, *counter);
return true;
}
return false;
}
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 = {
{ "Clipboard",
JSCLASS_IS_DOMJSCLASS | JSCLASS_FOREGROUND_FINALIZE | JSCLASS_HAS_RESERVED_SLOTS(1),
&sClassOps,
JS_NULL_CLASS_SPEC,
&sClassExtension,
JS_NULL_OBJECT_OPS
},
{ prototypes::id::EventTarget, prototypes::id::Clipboard, 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::Clipboard>,
&sNativePropertyHooks,
FindAssociatedGlobalForNative<mozilla::dom::Clipboard>::Get,
GetProtoObjectHandle,
GetCCParticipant<mozilla::dom::Clipboard>::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::Clipboard* aObject, nsWrapperCache* aCache, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector)
{
static_assert(!std::is_base_of_v<NonRefcountedDOMObject, mozilla::dom::Clipboard>,
"Shouldn't have wrappercached things that are not refcounted.");
static_assert(std::is_same_v<decltype(aObject), mozilla::dom::Clipboard*>);
MOZ_ASSERT(static_cast<mozilla::dom::EventTarget*>(aObject) ==
reinterpret_cast<mozilla::dom::EventTarget*>(aObject),
"Multiple inheritance for mozilla::dom::EventTarget is broken.");
MOZ_ASSERT(ToSupportsIsCorrect(aObject));
MOZ_ASSERT_IF(aGivenProto, js::IsObjectInContextCompartment(aGivenProto, aCx));
MOZ_ASSERT(!aCache->GetWrapper(),
"You should probably not be using Wrap() directly; use "
"GetOrCreateDOMReflector instead");
MOZ_ASSERT(ToSupportsIsOnPrimaryInheritanceChain(aObject, aCache),
"nsISupports must be on our primary inheritance chain");
// If the wrapper cache contains a dead reflector then finalize that
// now, ensuring that the finalizer for the old reflector always
// runs before the new reflector is created and attached. This
// avoids the awkward situation where there are multiple reflector
// objects that contain pointers to the same native.
if (JSObject* oldReflector = aCache->GetWrapperMaybeDead()) {
_finalize(nullptr /* unused */, oldReflector);
MOZ_ASSERT(!aCache->GetWrapperMaybeDead());
}
JS::Rooted<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::Clipboard> 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, bool aDefineOnGlobal)
{
JS::Heap<JSObject*>* protoCache = &aProtoAndIfaceCache.EntrySlotOrCreate(prototypes::id::Clipboard);
JS::Heap<JSObject*>* interfaceCache = &aProtoAndIfaceCache.EntrySlotOrCreate(constructors::id::Clipboard);
JS::Handle<JSObject*> parentProto(EventTarget_Binding::GetProtoObjectHandle(aCx));
if (!parentProto) {
return;
}
JS::Handle<JSObject*> constructorProto(EventTarget_Binding::GetConstructorObjectHandle(aCx));
if (!constructorProto) {
return;
}
dom::CreateInterfaceObjects(aCx, aGlobal, parentProto,
&sPrototypeClass, protoCache,
constructorProto, &sInterfaceObjectInfo, 0, false, Span<const LegacyFactoryFunction, 0>{},
interfaceCache,
sNativeProperties.Upcast(),
nullptr,
"Clipboard", aDefineOnGlobal,
nullptr,
false,
nullptr);
}
JSObject*
GetConstructorObject(JSContext* aCx)
{
return GetConstructorObjectHandle(aCx);
}
} // namespace Clipboard_Binding
namespace ClipboardItem_Binding {
MOZ_CAN_RUN_SCRIPT static bool
get_presentationStyle(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitGetterCallArgs args)
{
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"ClipboardItem", "presentationStyle", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) |
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
auto* self = static_cast<mozilla::dom::ClipboardItem*>(void_self);
PresentationStyle result(MOZ_KnownLive(self)->PresentationStyle());
MOZ_ASSERT(!JS_IsExceptionPending(cx));
if (!ToJSValue(cx, result, args.rval())) {
return false;
}
return true;
}
static const JSJitInfo presentationStyle_getterinfo = {
{ get_presentationStyle },
{ prototypes::id::ClipboardItem },
{ PrototypeTraits<prototypes::id::ClipboardItem>::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_types(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitGetterCallArgs args)
{
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"ClipboardItem", "types", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) |
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
auto* self = static_cast<mozilla::dom::ClipboardItem*>(void_self);
// Have to either root across the getter call or reget after.
bool isXray;
JS::Rooted<JSObject*> slotStorage(cx, GetCachedSlotStorageObject(cx, obj, &isXray));
if (!slotStorage) {
return false;
}
const size_t slotIndex = isXray ? (xpc::JSSLOT_EXPANDO_COUNT + 0) : (DOM_INSTANCE_RESERVED_SLOTS + 0);
MOZ_ASSERT(JSCLASS_RESERVED_SLOTS(JS::GetClass(slotStorage)) > slotIndex);
{
// Scope for cachedVal
JS::Value cachedVal = JS::GetReservedSlot(slotStorage, slotIndex);
if (!cachedVal.isUndefined()) {
args.rval().set(cachedVal);
// The cached value is in the compartment of slotStorage,
// so wrap into the caller compartment as needed.
return MaybeWrapNonDOMObjectValue(cx, args.rval());
}
}
nsTArray<nsString> result;
// NOTE: This assert does NOT call the function.
static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->GetTypes(result))>, "Should be returning void here");
MOZ_KnownLive(self)->GetTypes(result);
MOZ_ASSERT(!JS_IsExceptionPending(cx));
{
JS::Rooted<JSObject*> conversionScope(cx, isXray ? JS::CurrentGlobalOrNull(cx) : slotStorage);
JSAutoRealm ar(cx, conversionScope);
do { // block we break out of when done wrapping
uint32_t length = result.Length();
JS::Rooted<JSObject*> returnArray(cx, JS::NewArrayObject(cx, length));
if (!returnArray) {
return false;
}
// Scope for 'tmp'
{
JS::Rooted<JS::Value> tmp(cx);
for (uint32_t sequenceIdx0 = 0; sequenceIdx0 < length; ++sequenceIdx0) {
// Control block to let us common up the JS_DefineElement calls when there
// are different ways to succeed at wrapping the object.
do {
if (!xpc::NonVoidStringToJsval(cx, result[sequenceIdx0], &tmp)) {
return false;
}
break;
} while (false);
if (!JS_DefineElement(cx, returnArray, sequenceIdx0, tmp,
JSPROP_ENUMERATE)) {
return false;
}
}
}
args.rval().setObject(*returnArray);
break;
} while (false);
JS::Rooted<JSObject*> rvalObj(cx, &args.rval().toObject());
if (!JS_FreezeObject(cx, rvalObj)) {
return false;
}
}
{ // And now store things in the realm of our slotStorage.
JSAutoRealm ar(cx, slotStorage);
// Make a copy so that we don't do unnecessary wrapping on args.rval().
JS::Rooted<JS::Value> storedVal(cx, args.rval());
if (!MaybeWrapNonDOMObjectValue(cx, &storedVal)) {
return false;
}
JS::SetReservedSlot(slotStorage, slotIndex, storedVal);
if (!isXray) {
// In the Xray case we don't need to do this, because getting the
// expando object already preserved our wrapper.
PreserveWrapper(self);
}
}
// And now make sure args.rval() is in the caller realm.
return MaybeWrapNonDOMObjectValue(cx, args.rval());
}
static const JSJitInfo types_getterinfo = {
{ get_types },
{ prototypes::id::ClipboardItem },
{ PrototypeTraits<prototypes::id::ClipboardItem>::Depth },
JSJitInfo::Getter,
JSJitInfo::AliasDOMSets, /* aliasSet. Not relevant for setters. */
JSVAL_TYPE_OBJECT, /* returnType. Not relevant for setters. */
false, /* isInfallible. False in setters. */
true, /* isMovable. Not relevant for setters. */
true, /* isEliminatable. Not relevant for setters. */
false, /* isAlwaysInSlot. Only relevant for getters. */
true, /* isLazilyCachedInSlot. Only relevant for getters. */
false, /* isTypedMethod. Only relevant for methods. */
(DOM_INSTANCE_RESERVED_SLOTS + 0) /* Reserved slot index, if we're stored in a slot, else 0. */
};
static_assert((DOM_INSTANCE_RESERVED_SLOTS + 0) <= JSJitInfo::maxSlotIndex, "We won't fit");
static_assert((DOM_INSTANCE_RESERVED_SLOTS + 0) < 2, "There is no slot for us");
MOZ_CAN_RUN_SCRIPT static bool
getType(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, const JSJitMethodCallArgs& args)
{
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"ClipboardItem", "getType", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_METHOD) |
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
auto* self = static_cast<mozilla::dom::ClipboardItem*>(void_self);
if (!args.requireAtLeast(cx, "ClipboardItem.getType", 1)) {
return false;
}
binding_detail::FakeString<char16_t> arg0;
if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
return false;
}
FastErrorResult rv;
auto result(StrongOrRawPtr<Promise>(MOZ_KnownLive(self)->GetType(NonNullHelper(Constify(arg0)), rv)));
if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx, "ClipboardItem.getType"))) {
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 (!ToJSValue(cx, result, args.rval())) {
return false;
}
return true;
}
MOZ_CAN_RUN_SCRIPT static bool
getType_promiseWrapper(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, const JSJitMethodCallArgs& args)
{
bool ok = getType(cx, obj, void_self, args);
if (ok) {
return true;
}
return ConvertExceptionToPromise(cx, args.rval());
}
static const JSJitInfo getType_methodinfo = {
{ (JSJitGetterOp)getType_promiseWrapper },
{ prototypes::id::ClipboardItem },
{ PrototypeTraits<prototypes::id::ClipboardItem>::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
supports(JSContext* cx, unsigned argc, JS::Value* vp)
{
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"ClipboardItem", "supports", 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, "ClipboardItem.supports", 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;
}
bool result(mozilla::dom::ClipboardItem::Supports(global, NonNullHelper(Constify(arg0))));
MOZ_ASSERT(!JS_IsExceptionPending(cx));
args.rval().setBoolean(result);
return true;
}
static bool
_addProperty(JSContext* cx, JS::Handle<JSObject*> obj, JS::Handle<jsid> id, JS::Handle<JS::Value> val)
{
mozilla::dom::ClipboardItem* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::ClipboardItem>(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::ClipboardItem* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::ClipboardItem>(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::ClipboardItem>(self);
}
}
static nsWrapperCache*
_getWrapperCache(JS::Handle<JSObject*> obj)
{
mozilla::dom::ClipboardItem* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::ClipboardItem>(obj);
return self;
}
static size_t
_objectMoved(JSObject* obj, JSObject* old)
{
mozilla::dom::ClipboardItem* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::ClipboardItem>(obj);
if (self) {
UpdateWrapper(self, self, obj, old);
}
return 0;
}
static const JSFunctionSpec sStaticMethods_specs[] = {
JS_FNSPEC("supports", supports, nullptr, 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)");
static const JSFunctionSpec sMethods_specs[] = {
JS_FNSPEC("getType", (GenericMethod<NormalThisPolicy, ConvertExceptionsToPromises>), reinterpret_cast<const JSJitInfo*>(&getType_methodinfo), 1, 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(1 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
"We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");
static const JSPropertySpec sAttributes_specs[] = {
JSPropertySpec::nativeAccessors("presentationStyle", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &presentationStyle_getterinfo, nullptr, nullptr),
JSPropertySpec::nativeAccessors("types", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &types_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(2 <= 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<3> sNativeProperties = {
true, 0 /* sStaticMethods */,
false, 0,
true, 1 /* sMethods */,
true, 2 /* sAttributes */,
false, 0,
false, 0,
false, 0,
-1,
4,
sNativeProperties_sortedPropertyIndices,
{
{ sStaticMethods, &sNativeProperties_propertyInfos[0] },
{ sMethods, &sNativeProperties_propertyInfos[1] },
{ sAttributes, &sNativeProperties_propertyInfos[2] }
}
};
static_assert(4 < 1ull << (CHAR_BIT * sizeof(sNativeProperties.propertyInfoCount)),
"We have a property info count that is oversized");
// This may allocate too many slots, because we only really need
// slots for our non-interface-typed members that we cache. But
// allocating slots only for those would make the slot index
// computations much more complicated, so let's do this the simple
// way for now.
DEFINE_XRAY_EXPANDO_CLASS(static, sXrayExpandoObjectClass, 1);
bool sNativePropertiesInited = false;
const NativePropertyHooks sNativePropertyHooks = {
nullptr,
{ sNativeProperties.Upcast(), nullptr, &sNativePropertiesInited },
prototypes::id::ClipboardItem,
constructors::id::ClipboardItem,
&sXrayExpandoObjectClass
};
static bool
_constructor(JSContext* cx_, unsigned argc, JS::Value* vp)
{
BindingCallContext cx(cx_, "ClipboardItem constructor");
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"ClipboardItem", "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, "ClipboardItem");
}
JS::Rooted<JSObject*> desiredProto(cx);
if (!GetDesiredProto(cx, args,
prototypes::id::ClipboardItem,
CreateInterfaceObjects,
&desiredProto)) {
return false;
}
if (!args.requireAtLeast(cx, "ClipboardItem constructor", 1)) {
return false;
}
GlobalObject global(cx, obj);
if (global.Failed()) {
return false;
}
bool objIsXray = xpc::WrapperFactory::IsXrayWrapper(obj);
Record<nsString, OwningNonNull<Promise>> arg0;
if (args[0].isObject()) {
auto& recordEntries = arg0.Entries();
JS::Rooted<JSObject*> recordObj(cx, &args[0].toObject());
JS::RootedVector<jsid> ids(cx);
if (!js::GetPropertyKeys(cx, recordObj,
JSITER_OWNONLY | JSITER_HIDDEN | JSITER_SYMBOLS, &ids)) {
return false;
}
if (!recordEntries.SetCapacity(ids.length(), mozilla::fallible)) {
JS_ReportOutOfMemory(cx);
return false;
}
JS::Rooted<JS::Value> propNameValue(cx);
JS::Rooted<JS::Value> temp(cx);
JS::Rooted<jsid> curId(cx);
JS::Rooted<JS::Value> idVal(cx);
// Use a hashset to keep track of ids seen, to avoid
// introducing nasty O(N^2) behavior scanning for them all the
// time. Ideally we'd use a data structure with O(1) lookup
// _and_ ordering for the MozMap, but we don't have one lying
// around.
nsTHashtable<nsStringHashKey> idsSeen;
for (size_t i = 0; i < ids.length(); ++i) {
curId = ids[i];
JS::Rooted<mozilla::Maybe<JS::PropertyDescriptor>> desc(cx);
if (!JS_GetOwnPropertyDescriptorById(cx, recordObj, curId,
&desc)) {
return false;
}
if (desc.isNothing() || !desc->enumerable()) {
continue;
}
idVal = js::IdToValue(curId);
nsString propName;
// This will just throw if idVal is a Symbol, like the spec says
// to do.
if (!ConvertJSValueToString(cx, idVal, "key of argument 1", propName)) {
return false;
}
if (!JS_GetPropertyById(cx, recordObj, curId, &temp)) {
return false;
}
Record<nsString, OwningNonNull<Promise>>::EntryType* entry;
if (!idsSeen.EnsureInserted(propName)) {
// Find the existing entry.
auto idx = recordEntries.IndexOf(propName);
MOZ_ASSERT(idx != recordEntries.NoIndex,
"Why is it not found?");
// Now blow it away to make it look like it was just added
// to the array, because it's not obvious that it's
// safe to write to its already-initialized mValue via our
// normal codegen conversions. For example, the value
// could be a union and this would change its type, but
// codegen assumes we won't do that.
entry = recordEntries.ReconstructElementAt(idx);
} else {
// Safe to do an infallible append here, because we did a
// SetCapacity above to the right capacity.
entry = recordEntries.AppendElement();
}
entry->mKey = propName;
OwningNonNull<Promise>& slot = entry->mValue;
{ // Scope for our GlobalObject, FastErrorResult, JSAutoRealm,
// etc.
JS::Rooted<JSObject*> globalObj(cx);
globalObj = JS::CurrentGlobalOrNull(cx);
JSAutoRealm ar(cx, globalObj);
GlobalObject promiseGlobal(cx, globalObj);
if (promiseGlobal.Failed()) {
return false;
}
JS::Rooted<JS::Value> valueToResolve(cx, temp);
if (!JS_WrapValue(cx, &valueToResolve)) {
return false;
}
binding_detail::FastErrorResult promiseRv;
nsCOMPtr<nsIGlobalObject> global =
do_QueryInterface(promiseGlobal.GetAsSupports());
if (!global) {
promiseRv.Throw(NS_ERROR_UNEXPECTED);
MOZ_ALWAYS_TRUE(promiseRv.MaybeSetPendingException(cx));
return false;
}
slot = Promise::Resolve(global, cx, valueToResolve,
promiseRv);
if (promiseRv.MaybeSetPendingException(cx)) {
return false;
}
}
}
} else {
cx.ThrowErrorMessage<MSG_NOT_OBJECT>("Argument 1");
return false;
}
binding_detail::FastClipboardItemOptions arg1;
if (!arg1.Init(cx, (args.hasDefined(1)) ? args[1] : JS::NullHandleValue, "Argument 2", 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;
}
}
FastErrorResult rv;
auto result(StrongOrRawPtr<mozilla::dom::ClipboardItem>(mozilla::dom::ClipboardItem::Constructor(global, Constify(arg0), Constify(arg1), rv)));
if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx, "ClipboardItem 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::GetRealmFunctionPrototype,
prototypes::id::ClipboardItem,
PrototypeTraits<prototypes::id::ClipboardItem>::Depth,
true,
};
static const DOMIfaceAndProtoJSClass sPrototypeClass = {
{
"ClipboardItemPrototype",
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::ClipboardItem,
PrototypeTraits<prototypes::id::ClipboardItem>::Depth,
&sNativePropertyHooks,
JS::GetRealmObjectPrototype
};
bool
ConstructorEnabled(JSContext* aCx, JS::Handle<JSObject*> aObj)
{
return StaticPrefs::dom_events_asyncClipboard_clipboardItem() &&
mozilla::dom::IsSecureContextOrObjectIsFromSecureContext(aCx, aObj);
}
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 = {
{ "ClipboardItem",
JSCLASS_IS_DOMJSCLASS | JSCLASS_FOREGROUND_FINALIZE | JSCLASS_HAS_RESERVED_SLOTS(2),
&sClassOps,
JS_NULL_CLASS_SPEC,
&sClassExtension,
JS_NULL_OBJECT_OPS
},
{ prototypes::id::ClipboardItem, 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::ClipboardItem>,
&sNativePropertyHooks,
FindAssociatedGlobalForNative<mozilla::dom::ClipboardItem>::Get,
GetProtoObjectHandle,
GetCCParticipant<mozilla::dom::ClipboardItem>::Get(),
nullptr,
_getWrapperCache
};
static_assert(1 == DOM_INSTANCE_RESERVED_SLOTS,
"Must have the right minimal number of reserved slots.");
static_assert(2 >= 2,
"Must have enough reserved slots.");
bool
Wrap(JSContext* aCx, mozilla::dom::ClipboardItem* aObject, nsWrapperCache* aCache, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector)
{
static_assert(!std::is_base_of_v<NonRefcountedDOMObject, mozilla::dom::ClipboardItem>,
"Shouldn't have wrappercached things that are not refcounted.");
static_assert(std::is_same_v<decltype(aObject), mozilla::dom::ClipboardItem*>);
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::ClipboardItem> 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
ClearCachedTypesValue(mozilla::dom::ClipboardItem* aObject)
{
JSObject* obj;
obj = aObject->GetWrapper();
if (!obj) {
return;
}
JS::SetReservedSlot(obj, (DOM_INSTANCE_RESERVED_SLOTS + 0), JS::UndefinedValue());
xpc::ClearXrayExpandoSlots(obj, (xpc::JSSLOT_EXPANDO_COUNT + 0));
}
void
CreateInterfaceObjects(JSContext* aCx, JS::Handle<JSObject*> aGlobal, ProtoAndIfaceCache& aProtoAndIfaceCache, bool aDefineOnGlobal)
{
JS::Heap<JSObject*>* protoCache = &aProtoAndIfaceCache.EntrySlotOrCreate(prototypes::id::ClipboardItem);
JS::Heap<JSObject*>* interfaceCache = &aProtoAndIfaceCache.EntrySlotOrCreate(constructors::id::ClipboardItem);
JS::Rooted<JSObject*> parentProto(aCx, JS::GetRealmObjectPrototype(aCx));
if (!parentProto) {
return;
}
JS::Rooted<JSObject*> constructorProto(aCx, JS::GetRealmFunctionPrototype(aCx));
if (!constructorProto) {
return;
}
dom::CreateInterfaceObjects(aCx, aGlobal, parentProto,
&sPrototypeClass, protoCache,
constructorProto, &sInterfaceObjectInfo, 1, false, Span<const LegacyFactoryFunction, 0>{},
interfaceCache,
sNativeProperties.Upcast(),
nullptr,
"ClipboardItem", aDefineOnGlobal,
nullptr,
false,
nullptr);
}
JSObject*
GetConstructorObject(JSContext* aCx)
{
return GetConstructorObjectHandle(aCx);
}
} // namespace ClipboardItem_Binding
} // namespace dom
} // namespace mozilla