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/* THIS FILE IS AUTOGENERATED FROM IDBCursor.webidl BY Codegen.py - DO NOT EDIT */
#include <type_traits>
#include "IDBCursorBinding.h"
#include "MainThreadUtils.h"
#include "WrapperFactory.h"
#include "js/CallAndConstruct.h"
#include "js/Exception.h"
#include "js/MapAndSet.h"
#include "js/Object.h"
#include "js/PropertyAndElement.h"
#include "js/PropertyDescriptor.h"
#include "js/experimental/JitInfo.h"
#include "jsapi.h"
#include "mozilla/Atomics.h"
#include "mozilla/OwningNonNull.h"
#include "mozilla/ProfilerLabels.h"
#include "mozilla/dom/BindingCallContext.h"
#include "mozilla/dom/BindingUtils.h"
#include "mozilla/dom/DOMJSClass.h"
#include "mozilla/dom/IDBCursor.h"
#include "mozilla/dom/IDBIndex.h"
#include "mozilla/dom/IDBObjectStore.h"
#include "mozilla/dom/IDBRequest.h"
#include "mozilla/dom/NonRefcountedDOMObject.h"
#include "mozilla/dom/PrimitiveConversions.h"
#include "mozilla/dom/XrayExpandoClass.h"
namespace mozilla {
namespace dom {
namespace binding_detail {}; // Just to make sure it's known as a namespace
using namespace mozilla::dom::binding_detail;
namespace binding_detail {
const nsLiteralCString EnumStrings<IDBCursorDirection>::Values[4] = {
"next"_ns,
"nextunique"_ns,
"prev"_ns,
"prevunique"_ns,
};
} // namespace binding_detail
bool
ToJSValue(JSContext* aCx, IDBCursorDirection aArgument, JS::MutableHandle<JS::Value> aValue)
{
MOZ_ASSERT(uint32_t(aArgument) < ArrayLength(binding_detail::EnumStrings<IDBCursorDirection>::Values));
JSString* resultStr =
JS_NewStringCopyN(aCx, binding_detail::EnumStrings<IDBCursorDirection>::Values[uint32_t(aArgument)].BeginReading(),
binding_detail::EnumStrings<IDBCursorDirection>::Values[uint32_t(aArgument)].Length());
if (!resultStr) {
return false;
}
aValue.setString(resultStr);
return true;
}
void
ImplCycleCollectionTraverse(nsCycleCollectionTraversalCallback& aCallback, OwningIDBObjectStoreOrIDBIndex& aUnion, const char* aName, uint32_t aFlags)
{
if (aUnion.IsIDBObjectStore()) {
ImplCycleCollectionTraverse(aCallback, aUnion.GetAsIDBObjectStore(), "mIDBObjectStore", aFlags);
} else if (aUnion.IsIDBIndex()) {
ImplCycleCollectionTraverse(aCallback, aUnion.GetAsIDBIndex(), "mIDBIndex", aFlags);
}
}
void
ImplCycleCollectionUnlink(OwningIDBObjectStoreOrIDBIndex& aUnion)
{
aUnion.Uninit();
}
bool
IDBObjectStoreOrIDBIndex::TrySetToIDBObjectStore(BindingCallContext& cx, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
tryNext = false;
{ // scope for memberSlot
NonNull<mozilla::dom::IDBObjectStore>& memberSlot = RawSetAsIDBObjectStore();
{
// Our JSContext should be in the right global to do unwrapping in.
nsresult rv = UnwrapObject<prototypes::id::IDBObjectStore, mozilla::dom::IDBObjectStore>(value, memberSlot, cx);
if (NS_FAILED(rv)) {
DestroyIDBObjectStore();
tryNext = true;
return true;
}
}
}
return true;
}
bool
IDBObjectStoreOrIDBIndex::TrySetToIDBObjectStore(JSContext* cx_, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
BindingCallContext cx(cx_, nullptr);
return TrySetToIDBObjectStore(cx, value, tryNext, passedToJSImpl);
}
bool
IDBObjectStoreOrIDBIndex::TrySetToIDBIndex(BindingCallContext& cx, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
tryNext = false;
{ // scope for memberSlot
NonNull<mozilla::dom::IDBIndex>& memberSlot = RawSetAsIDBIndex();
{
// Our JSContext should be in the right global to do unwrapping in.
nsresult rv = UnwrapObject<prototypes::id::IDBIndex, mozilla::dom::IDBIndex>(value, memberSlot, cx);
if (NS_FAILED(rv)) {
DestroyIDBIndex();
tryNext = true;
return true;
}
}
}
return true;
}
bool
IDBObjectStoreOrIDBIndex::TrySetToIDBIndex(JSContext* cx_, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
BindingCallContext cx(cx_, nullptr);
return TrySetToIDBIndex(cx, value, tryNext, passedToJSImpl);
}
bool
IDBObjectStoreOrIDBIndex::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 = !TrySetToIDBObjectStore(cx, value, tryNext, passedToJSImpl)) || !tryNext ||
(failed = !TrySetToIDBIndex(cx, value, tryNext, passedToJSImpl)) || !tryNext;
}
if (failed) {
return false;
}
if (!done) {
cx.ThrowErrorMessage<MSG_NOT_IN_UNION>(sourceDescription, "IDBObjectStore, IDBIndex");
return false;
}
return true;
}
bool
IDBObjectStoreOrIDBIndex::Init(JSContext* cx_, JS::Handle<JS::Value> value, const char* sourceDescription, bool passedToJSImpl)
{
BindingCallContext cx(cx_, nullptr);
return Init(cx, value, sourceDescription, passedToJSImpl);
}
bool
IDBObjectStoreOrIDBIndex::ToJSVal(JSContext* cx, JS::Handle<JSObject*> scopeObj, JS::MutableHandle<JS::Value> rval) const
{
switch (mType) {
case eUninitialized: {
return false;
}
case eIDBObjectStore: {
if (!GetOrCreateDOMReflector(cx, mValue.mIDBObjectStore.Value(), rval)) {
MOZ_ASSERT(JS_IsExceptionPending(cx));
return false;
}
return true;
}
case eIDBIndex: {
if (!GetOrCreateDOMReflector(cx, mValue.mIDBIndex.Value(), rval)) {
MOZ_ASSERT(JS_IsExceptionPending(cx));
return false;
}
return true;
}
default: {
return false;
}
}
}
OwningIDBObjectStoreOrIDBIndex::OwningIDBObjectStoreOrIDBIndex(OwningIDBObjectStoreOrIDBIndex&& aOther)
: mType(eUninitialized)
{
switch (aOther.mType) {
case eUninitialized: {
MOZ_ASSERT(mType == eUninitialized,
"We need to destroy ourselves?");
break;
}
case eIDBObjectStore: {
mType = eIDBObjectStore;
mValue.mIDBObjectStore.SetValue(std::move(aOther.mValue.mIDBObjectStore.Value()));
break;
}
case eIDBIndex: {
mType = eIDBIndex;
mValue.mIDBIndex.SetValue(std::move(aOther.mValue.mIDBIndex.Value()));
break;
}
}
}
bool
OwningIDBObjectStoreOrIDBIndex::TrySetToIDBObjectStore(BindingCallContext& cx, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
tryNext = false;
{ // scope for memberSlot
OwningNonNull<mozilla::dom::IDBObjectStore>& memberSlot = RawSetAsIDBObjectStore();
static_assert(IsRefcounted<mozilla::dom::IDBObjectStore>::value, "We can only store refcounted classes.");
{
// Our JSContext should be in the right global to do unwrapping in.
nsresult rv = UnwrapObject<prototypes::id::IDBObjectStore, mozilla::dom::IDBObjectStore>(value, memberSlot, cx);
if (NS_FAILED(rv)) {
DestroyIDBObjectStore();
tryNext = true;
return true;
}
}
}
return true;
}
bool
OwningIDBObjectStoreOrIDBIndex::TrySetToIDBObjectStore(JSContext* cx_, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
BindingCallContext cx(cx_, nullptr);
return TrySetToIDBObjectStore(cx, value, tryNext, passedToJSImpl);
}
[[nodiscard]] OwningNonNull<mozilla::dom::IDBObjectStore>&
OwningIDBObjectStoreOrIDBIndex::RawSetAsIDBObjectStore()
{
if (mType == eIDBObjectStore) {
return mValue.mIDBObjectStore.Value();
}
MOZ_ASSERT(mType == eUninitialized);
mType = eIDBObjectStore;
return mValue.mIDBObjectStore.SetValue();
}
[[nodiscard]] OwningNonNull<mozilla::dom::IDBObjectStore>&
OwningIDBObjectStoreOrIDBIndex::SetAsIDBObjectStore()
{
if (mType == eIDBObjectStore) {
return mValue.mIDBObjectStore.Value();
}
Uninit();
mType = eIDBObjectStore;
return mValue.mIDBObjectStore.SetValue();
}
void
OwningIDBObjectStoreOrIDBIndex::DestroyIDBObjectStore()
{
MOZ_RELEASE_ASSERT(IsIDBObjectStore(), "Wrong type!");
mValue.mIDBObjectStore.Destroy();
mType = eUninitialized;
}
bool
OwningIDBObjectStoreOrIDBIndex::TrySetToIDBIndex(BindingCallContext& cx, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
tryNext = false;
{ // scope for memberSlot
OwningNonNull<mozilla::dom::IDBIndex>& memberSlot = RawSetAsIDBIndex();
static_assert(IsRefcounted<mozilla::dom::IDBIndex>::value, "We can only store refcounted classes.");
{
// Our JSContext should be in the right global to do unwrapping in.
nsresult rv = UnwrapObject<prototypes::id::IDBIndex, mozilla::dom::IDBIndex>(value, memberSlot, cx);
if (NS_FAILED(rv)) {
DestroyIDBIndex();
tryNext = true;
return true;
}
}
}
return true;
}
bool
OwningIDBObjectStoreOrIDBIndex::TrySetToIDBIndex(JSContext* cx_, JS::Handle<JS::Value> value, bool& tryNext, bool passedToJSImpl)
{
BindingCallContext cx(cx_, nullptr);
return TrySetToIDBIndex(cx, value, tryNext, passedToJSImpl);
}
[[nodiscard]] OwningNonNull<mozilla::dom::IDBIndex>&
OwningIDBObjectStoreOrIDBIndex::RawSetAsIDBIndex()
{
if (mType == eIDBIndex) {
return mValue.mIDBIndex.Value();
}
MOZ_ASSERT(mType == eUninitialized);
mType = eIDBIndex;
return mValue.mIDBIndex.SetValue();
}
[[nodiscard]] OwningNonNull<mozilla::dom::IDBIndex>&
OwningIDBObjectStoreOrIDBIndex::SetAsIDBIndex()
{
if (mType == eIDBIndex) {
return mValue.mIDBIndex.Value();
}
Uninit();
mType = eIDBIndex;
return mValue.mIDBIndex.SetValue();
}
void
OwningIDBObjectStoreOrIDBIndex::DestroyIDBIndex()
{
MOZ_RELEASE_ASSERT(IsIDBIndex(), "Wrong type!");
mValue.mIDBIndex.Destroy();
mType = eUninitialized;
}
bool
OwningIDBObjectStoreOrIDBIndex::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 = !TrySetToIDBObjectStore(cx, value, tryNext, passedToJSImpl)) || !tryNext ||
(failed = !TrySetToIDBIndex(cx, value, tryNext, passedToJSImpl)) || !tryNext;
}
if (failed) {
return false;
}
if (!done) {
cx.ThrowErrorMessage<MSG_NOT_IN_UNION>(sourceDescription, "IDBObjectStore, IDBIndex");
return false;
}
return true;
}
bool
OwningIDBObjectStoreOrIDBIndex::Init(JSContext* cx_, JS::Handle<JS::Value> value, const char* sourceDescription, bool passedToJSImpl)
{
BindingCallContext cx(cx_, nullptr);
return Init(cx, value, sourceDescription, passedToJSImpl);
}
void
OwningIDBObjectStoreOrIDBIndex::Uninit()
{
switch (mType) {
case eUninitialized: {
break;
}
case eIDBObjectStore: {
DestroyIDBObjectStore();
break;
}
case eIDBIndex: {
DestroyIDBIndex();
break;
}
}
}
bool
OwningIDBObjectStoreOrIDBIndex::ToJSVal(JSContext* cx, JS::Handle<JSObject*> scopeObj, JS::MutableHandle<JS::Value> rval) const
{
switch (mType) {
case eUninitialized: {
return false;
}
case eIDBObjectStore: {
if (!GetOrCreateDOMReflector(cx, mValue.mIDBObjectStore.Value(), rval)) {
MOZ_ASSERT(JS_IsExceptionPending(cx));
return false;
}
return true;
}
case eIDBIndex: {
if (!GetOrCreateDOMReflector(cx, mValue.mIDBIndex.Value(), rval)) {
MOZ_ASSERT(JS_IsExceptionPending(cx));
return false;
}
return true;
}
default: {
return false;
}
}
}
OwningIDBObjectStoreOrIDBIndex&
OwningIDBObjectStoreOrIDBIndex::operator=(OwningIDBObjectStoreOrIDBIndex&& aOther)
{
this->~OwningIDBObjectStoreOrIDBIndex();
new (this) OwningIDBObjectStoreOrIDBIndex (std::move(aOther));
return *this;
}
OwningIDBObjectStoreOrIDBIndex&
OwningIDBObjectStoreOrIDBIndex::operator=(const OwningIDBObjectStoreOrIDBIndex& aOther)
{
switch (aOther.mType) {
case eUninitialized: {
MOZ_ASSERT(mType == eUninitialized,
"We need to destroy ourselves?");
break;
}
case eIDBObjectStore: {
SetAsIDBObjectStore() = aOther.GetAsIDBObjectStore();
break;
}
case eIDBIndex: {
SetAsIDBIndex() = aOther.GetAsIDBIndex();
break;
}
}
return *this;
}
namespace IDBCursor_Binding {
MOZ_CAN_RUN_SCRIPT static bool
get_source(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitGetterCallArgs args)
{
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"IDBCursor", "source", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) |
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
auto* self = static_cast<mozilla::dom::IDBCursor*>(void_self);
OwningIDBObjectStoreOrIDBIndex result;
// NOTE: This assert does NOT call the function.
static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->GetSource(result))>, "Should be returning void here");
MOZ_KnownLive(self)->GetSource(result);
MOZ_ASSERT(!JS_IsExceptionPending(cx));
if (!result.ToJSVal(cx, obj, args.rval())) {
return false;
}
return true;
}
static const JSJitInfo source_getterinfo = {
{ get_source },
{ prototypes::id::IDBCursor },
{ PrototypeTraits<prototypes::id::IDBCursor>::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_direction(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitGetterCallArgs args)
{
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"IDBCursor", "direction", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) |
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
auto* self = static_cast<mozilla::dom::IDBCursor*>(void_self);
IDBCursorDirection result(MOZ_KnownLive(self)->GetDirection());
MOZ_ASSERT(!JS_IsExceptionPending(cx));
if (!ToJSValue(cx, result, args.rval())) {
return false;
}
return true;
}
static const JSJitInfo direction_getterinfo = {
{ get_direction },
{ prototypes::id::IDBCursor },
{ PrototypeTraits<prototypes::id::IDBCursor>::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_key(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitGetterCallArgs args)
{
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"IDBCursor", "key", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) |
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
auto* self = static_cast<mozilla::dom::IDBCursor*>(void_self);
FastErrorResult rv;
JS::Rooted<JS::Value> result(cx);
// NOTE: This assert does NOT call the function.
static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->GetKey(cx, &result, rv))>, "Should be returning void here");
MOZ_KnownLive(self)->GetKey(cx, &result, rv);
if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx, "IDBCursor.key getter"))) {
return false;
}
MOZ_ASSERT(!JS_IsExceptionPending(cx));
JS::ExposeValueToActiveJS(result);
args.rval().set(result);
if (!MaybeWrapValue(cx, args.rval())) {
return false;
}
return true;
}
static const JSJitInfo key_getterinfo = {
{ get_key },
{ prototypes::id::IDBCursor },
{ PrototypeTraits<prototypes::id::IDBCursor>::Depth },
JSJitInfo::Getter,
JSJitInfo::AliasDOMSets, /* aliasSet. Not relevant for setters. */
JSVAL_TYPE_UNKNOWN, /* returnType. Not relevant for setters. */
false, /* isInfallible. False in setters. */
false, /* isMovable. Not relevant for setters. */
false, /* isEliminatable. Not relevant for setters. */
false, /* isAlwaysInSlot. Only relevant for getters. */
false, /* isLazilyCachedInSlot. Only relevant for getters. */
false, /* isTypedMethod. Only relevant for methods. */
0 /* Reserved slot index, if we're stored in a slot, else 0. */
};
MOZ_CAN_RUN_SCRIPT static bool
get_primaryKey(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitGetterCallArgs args)
{
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"IDBCursor", "primaryKey", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) |
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
auto* self = static_cast<mozilla::dom::IDBCursor*>(void_self);
FastErrorResult rv;
JS::Rooted<JS::Value> result(cx);
// NOTE: This assert does NOT call the function.
static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->GetPrimaryKey(cx, &result, rv))>, "Should be returning void here");
MOZ_KnownLive(self)->GetPrimaryKey(cx, &result, rv);
if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx, "IDBCursor.primaryKey getter"))) {
return false;
}
MOZ_ASSERT(!JS_IsExceptionPending(cx));
JS::ExposeValueToActiveJS(result);
args.rval().set(result);
if (!MaybeWrapValue(cx, args.rval())) {
return false;
}
return true;
}
static const JSJitInfo primaryKey_getterinfo = {
{ get_primaryKey },
{ prototypes::id::IDBCursor },
{ PrototypeTraits<prototypes::id::IDBCursor>::Depth },
JSJitInfo::Getter,
JSJitInfo::AliasDOMSets, /* aliasSet. Not relevant for setters. */
JSVAL_TYPE_UNKNOWN, /* returnType. Not relevant for setters. */
false, /* isInfallible. False in setters. */
false, /* isMovable. Not relevant for setters. */
false, /* isEliminatable. Not relevant for setters. */
false, /* isAlwaysInSlot. Only relevant for getters. */
false, /* isLazilyCachedInSlot. Only relevant for getters. */
false, /* isTypedMethod. Only relevant for methods. */
0 /* Reserved slot index, if we're stored in a slot, else 0. */
};
MOZ_CAN_RUN_SCRIPT static bool
get_request(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitGetterCallArgs args)
{
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"IDBCursor", "request", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) |
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
auto* self = static_cast<mozilla::dom::IDBCursor*>(void_self);
auto result(StrongOrRawPtr<mozilla::dom::IDBRequest>(MOZ_KnownLive(self)->Request()));
MOZ_ASSERT(!JS_IsExceptionPending(cx));
if (!GetOrCreateDOMReflector(cx, result, args.rval())) {
MOZ_ASSERT(JS_IsExceptionPending(cx));
return false;
}
return true;
}
static const JSJitInfo request_getterinfo = {
{ get_request },
{ prototypes::id::IDBCursor },
{ PrototypeTraits<prototypes::id::IDBCursor>::Depth },
JSJitInfo::Getter,
JSJitInfo::AliasNone, /* 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. */
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
advance(JSContext* cx_, JS::Handle<JSObject*> obj, void* void_self, const JSJitMethodCallArgs& args)
{
BindingCallContext cx(cx_, "IDBCursor.advance");
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"IDBCursor", "advance", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_METHOD) |
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
auto* self = static_cast<mozilla::dom::IDBCursor*>(void_self);
if (!args.requireAtLeast(cx, "IDBCursor.advance", 1)) {
return false;
}
uint32_t arg0;
if (!ValueToPrimitive<uint32_t, eEnforceRange>(cx, args[0], "Argument 1", &arg0)) {
return false;
}
FastErrorResult rv;
// NOTE: This assert does NOT call the function.
static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->Advance(arg0, rv))>, "Should be returning void here");
MOZ_KnownLive(self)->Advance(arg0, rv);
if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx, "IDBCursor.advance"))) {
return false;
}
MOZ_ASSERT(!JS_IsExceptionPending(cx));
args.rval().setUndefined();
return true;
}
static const JSJitInfo advance_methodinfo = {
{ (JSJitGetterOp)advance },
{ prototypes::id::IDBCursor },
{ PrototypeTraits<prototypes::id::IDBCursor>::Depth },
JSJitInfo::Method,
JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
JSVAL_TYPE_UNDEFINED, /* returnType. Not relevant for setters. */
false, /* isInfallible. False in setters. */
false, /* isMovable. Not relevant for setters. */
false, /* isEliminatable. Not relevant for setters. */
false, /* isAlwaysInSlot. Only relevant for getters. */
false, /* isLazilyCachedInSlot. Only relevant for getters. */
false, /* isTypedMethod. Only relevant for methods. */
0 /* Reserved slot index, if we're stored in a slot, else 0. */
};
MOZ_CAN_RUN_SCRIPT static bool
_continue_(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, const JSJitMethodCallArgs& args)
{
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"IDBCursor", "continue", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_METHOD) |
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
auto* self = static_cast<mozilla::dom::IDBCursor*>(void_self);
JS::Rooted<JS::Value> arg0(cx);
if (args.hasDefined(0)) {
arg0 = args[0];
} else {
arg0 = JS::UndefinedValue();
}
FastErrorResult rv;
// NOTE: This assert does NOT call the function.
static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->Continue(cx, arg0, rv))>, "Should be returning void here");
MOZ_KnownLive(self)->Continue(cx, arg0, rv);
if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx, "IDBCursor.continue"))) {
return false;
}
MOZ_ASSERT(!JS_IsExceptionPending(cx));
args.rval().setUndefined();
return true;
}
static const JSJitInfo continue_methodinfo = {
{ (JSJitGetterOp)_continue_ },
{ prototypes::id::IDBCursor },
{ PrototypeTraits<prototypes::id::IDBCursor>::Depth },
JSJitInfo::Method,
JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
JSVAL_TYPE_UNDEFINED, /* returnType. Not relevant for setters. */
false, /* isInfallible. False in setters. */
false, /* isMovable. Not relevant for setters. */
false, /* isEliminatable. Not relevant for setters. */
false, /* isAlwaysInSlot. Only relevant for getters. */
false, /* isLazilyCachedInSlot. Only relevant for getters. */
false, /* isTypedMethod. Only relevant for methods. */
0 /* Reserved slot index, if we're stored in a slot, else 0. */
};
MOZ_CAN_RUN_SCRIPT static bool
continuePrimaryKey(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, const JSJitMethodCallArgs& args)
{
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"IDBCursor", "continuePrimaryKey", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_METHOD) |
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
auto* self = static_cast<mozilla::dom::IDBCursor*>(void_self);
if (!args.requireAtLeast(cx, "IDBCursor.continuePrimaryKey", 2)) {
return false;
}
JS::Rooted<JS::Value> arg0(cx);
arg0 = args[0];
JS::Rooted<JS::Value> arg1(cx);
arg1 = args[1];
FastErrorResult rv;
// NOTE: This assert does NOT call the function.
static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->ContinuePrimaryKey(cx, arg0, arg1, rv))>, "Should be returning void here");
MOZ_KnownLive(self)->ContinuePrimaryKey(cx, arg0, arg1, rv);
if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx, "IDBCursor.continuePrimaryKey"))) {
return false;
}
MOZ_ASSERT(!JS_IsExceptionPending(cx));
args.rval().setUndefined();
return true;
}
static const JSJitInfo continuePrimaryKey_methodinfo = {
{ (JSJitGetterOp)continuePrimaryKey },
{ prototypes::id::IDBCursor },
{ PrototypeTraits<prototypes::id::IDBCursor>::Depth },
JSJitInfo::Method,
JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
JSVAL_TYPE_UNDEFINED, /* returnType. Not relevant for setters. */
false, /* isInfallible. False in setters. */
false, /* isMovable. Not relevant for setters. */
false, /* isEliminatable. Not relevant for setters. */
false, /* isAlwaysInSlot. Only relevant for getters. */
false, /* isLazilyCachedInSlot. Only relevant for getters. */
false, /* isTypedMethod. Only relevant for methods. */
0 /* Reserved slot index, if we're stored in a slot, else 0. */
};
MOZ_CAN_RUN_SCRIPT static bool
update(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, const JSJitMethodCallArgs& args)
{
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"IDBCursor", "update", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_METHOD) |
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
auto* self = static_cast<mozilla::dom::IDBCursor*>(void_self);
if (!args.requireAtLeast(cx, "IDBCursor.update", 1)) {
return false;
}
JS::Rooted<JS::Value> arg0(cx);
arg0 = args[0];
FastErrorResult rv;
auto result(StrongOrRawPtr<mozilla::dom::IDBRequest>(MOZ_KnownLive(self)->Update(cx, arg0, rv)));
if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx, "IDBCursor.update"))) {
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())) {
MOZ_ASSERT(JS_IsExceptionPending(cx));
return false;
}
return true;
}
static const JSJitInfo update_methodinfo = {
{ (JSJitGetterOp)update },
{ prototypes::id::IDBCursor },
{ PrototypeTraits<prototypes::id::IDBCursor>::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
_delete_(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, const JSJitMethodCallArgs& args)
{
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"IDBCursor", "delete", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_METHOD) |
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
auto* self = static_cast<mozilla::dom::IDBCursor*>(void_self);
FastErrorResult rv;
auto result(StrongOrRawPtr<mozilla::dom::IDBRequest>(MOZ_KnownLive(self)->Delete(cx, rv)));
if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx, "IDBCursor.delete"))) {
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())) {
MOZ_ASSERT(JS_IsExceptionPending(cx));
return false;
}
return true;
}
static const JSJitInfo delete_methodinfo = {
{ (JSJitGetterOp)_delete_ },
{ prototypes::id::IDBCursor },
{ PrototypeTraits<prototypes::id::IDBCursor>::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::IDBCursor* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::IDBCursor>(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::IDBCursor* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::IDBCursor>(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::IDBCursor>(self);
}
}
static nsWrapperCache*
_getWrapperCache(JS::Handle<JSObject*> obj)
{
mozilla::dom::IDBCursor* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::IDBCursor>(obj);
return self;
}
static size_t
_objectMoved(JSObject* obj, JSObject* old)
{
mozilla::dom::IDBCursor* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::IDBCursor>(obj);
if (self) {
UpdateWrapper(self, self, obj, old);
}
return 0;
}
static const JSFunctionSpec sMethods_specs[] = {
JS_FNSPEC("advance", (GenericMethod<NormalThisPolicy, ThrowExceptions>), reinterpret_cast<const JSJitInfo*>(&advance_methodinfo), 1, JSPROP_ENUMERATE, nullptr),
JS_FNSPEC("continue", (GenericMethod<NormalThisPolicy, ThrowExceptions>), reinterpret_cast<const JSJitInfo*>(&continue_methodinfo), 0, JSPROP_ENUMERATE, nullptr),
JS_FNSPEC("continuePrimaryKey", (GenericMethod<NormalThisPolicy, ThrowExceptions>), reinterpret_cast<const JSJitInfo*>(&continuePrimaryKey_methodinfo), 2, JSPROP_ENUMERATE, nullptr),
JS_FNSPEC("update", (GenericMethod<NormalThisPolicy, ThrowExceptions>), reinterpret_cast<const JSJitInfo*>(&update_methodinfo), 1, JSPROP_ENUMERATE, nullptr),
JS_FNSPEC("delete", (GenericMethod<NormalThisPolicy, ThrowExceptions>), reinterpret_cast<const JSJitInfo*>(&delete_methodinfo), 0, JSPROP_ENUMERATE, nullptr),
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(5 <= 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("source", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &source_getterinfo, nullptr, nullptr),
JSPropertySpec::nativeAccessors("direction", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &direction_getterinfo, nullptr, nullptr),
JSPropertySpec::nativeAccessors("key", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &key_getterinfo, nullptr, nullptr),
JSPropertySpec::nativeAccessors("primaryKey", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &primaryKey_getterinfo, nullptr, nullptr),
JSPropertySpec::nativeAccessors("request", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &request_getterinfo, nullptr, nullptr),
JS_PS_END
};
static const Prefable<const JSPropertySpec> sAttributes[] = {
{ nullptr, &sAttributes_specs[0] },
{ nullptr, nullptr }
};
static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
"We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
static_assert(5 <= 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[10];
static PropertyInfo sNativeProperties_propertyInfos[10];
static const NativePropertiesN<2> sNativeProperties = {
false, 0,
false, 0,
true, 0 /* sMethods */,
true, 1 /* sAttributes */,
false, 0,
false, 0,
false, 0,
-1,
10,
sNativeProperties_sortedPropertyIndices,
{
{ sMethods, &sNativeProperties_propertyInfos[0] },
{ sAttributes, &sNativeProperties_propertyInfos[5] }
}
};
static_assert(10 < 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::IDBCursor,
constructors::id::IDBCursor,
&DefaultXrayExpandoObjectClass
};
static const DOMInterfaceInfo sInterfaceObjectInfo = {
{ ThrowingConstructor, &sNativePropertyHooks },
JS::GetRealmFunctionPrototype,
prototypes::id::IDBCursor,
PrototypeTraits<prototypes::id::IDBCursor>::Depth,
true,
};
static const DOMIfaceAndProtoJSClass sPrototypeClass = {
{
"IDBCursorPrototype",
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::IDBCursor,
PrototypeTraits<prototypes::id::IDBCursor>::Depth,
&sNativePropertyHooks,
JS::GetRealmObjectPrototype
};
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 = {
{ "IDBCursor",
JSCLASS_IS_DOMJSCLASS | JSCLASS_FOREGROUND_FINALIZE | JSCLASS_HAS_RESERVED_SLOTS(1),
&sClassOps,
JS_NULL_CLASS_SPEC,
&sClassExtension,
JS_NULL_OBJECT_OPS
},
{ prototypes::id::IDBCursor, 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::IDBCursor>,
&sNativePropertyHooks,
FindAssociatedGlobalForNative<mozilla::dom::IDBCursor>::Get,
GetProtoObjectHandle,
GetCCParticipant<mozilla::dom::IDBCursor>::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::IDBCursor* aObject, nsWrapperCache* aCache, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector)
{
static_assert(!std::is_base_of_v<NonRefcountedDOMObject, mozilla::dom::IDBCursor>,
"Shouldn't have wrappercached things that are not refcounted.");
static_assert(std::is_same_v<decltype(aObject), mozilla::dom::IDBCursor*>);
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::IDBCursor> 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::IDBCursor);
JS::Heap<JSObject*>* interfaceCache = &aProtoAndIfaceCache.EntrySlotOrCreate(constructors::id::IDBCursor);
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, 0, false, Span<const LegacyFactoryFunction, 0>{},
interfaceCache,
sNativeProperties.Upcast(),
nullptr,
"IDBCursor", aDefineOnGlobal,
nullptr,
false,
nullptr);
}
JSObject*
GetProtoObject(JSContext* aCx)
{
return GetProtoObjectHandle(aCx);
}
JSObject*
GetConstructorObject(JSContext* aCx)
{
return GetConstructorObjectHandle(aCx);
}
} // namespace IDBCursor_Binding
namespace IDBCursorWithValue_Binding {
static_assert(IsRefcounted<NativeType>::value == IsRefcounted<IDBCursor_Binding::NativeType>::value,
"Can't inherit from an interface with a different ownership model.");
MOZ_CAN_RUN_SCRIPT static bool
get_value(JSContext* cx, JS::Handle<JSObject*> obj, void* void_self, JSJitGetterCallArgs args)
{
AUTO_PROFILER_LABEL_DYNAMIC_FAST(
"IDBCursorWithValue", "value", DOM, cx,
uint32_t(js::ProfilingStackFrame::Flags::STRING_TEMPLATE_GETTER) |
uint32_t(js::ProfilingStackFrame::Flags::RELEVANT_FOR_JS));
auto* self = static_cast<mozilla::dom::IDBCursor*>(void_self);
FastErrorResult rv;
JS::Rooted<JS::Value> result(cx);
// NOTE: This assert does NOT call the function.
static_assert(std::is_void_v<decltype(MOZ_KnownLive(self)->GetValue(cx, &result, rv))>, "Should be returning void here");
MOZ_KnownLive(self)->GetValue(cx, &result, rv);
if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx, "IDBCursorWithValue.value getter"))) {
return false;
}
MOZ_ASSERT(!JS_IsExceptionPending(cx));
JS::ExposeValueToActiveJS(result);
args.rval().set(result);
if (!MaybeWrapValue(cx, args.rval())) {
return false;
}
return true;
}
static const JSJitInfo value_getterinfo = {
{ get_value },
{ prototypes::id::IDBCursorWithValue },
{ PrototypeTraits<prototypes::id::IDBCursorWithValue>::Depth },
JSJitInfo::Getter,
JSJitInfo::AliasDOMSets, /* aliasSet. Not relevant for setters. */
JSVAL_TYPE_UNKNOWN, /* returnType. Not relevant for setters. */
false, /* isInfallible. False in setters. */
false, /* isMovable. Not relevant for setters. */
false, /* isEliminatable. Not relevant for setters. */
false, /* isAlwaysInSlot. Only relevant for getters. */
false, /* isLazilyCachedInSlot. Only relevant for getters. */
false, /* isTypedMethod. Only relevant for methods. */
0 /* Reserved slot index, if we're stored in a slot, else 0. */
};
static bool
_addProperty(JSContext* cx, JS::Handle<JSObject*> obj, JS::Handle<jsid> id, JS::Handle<JS::Value> val)
{
mozilla::dom::IDBCursor* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::IDBCursor>(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::IDBCursor* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::IDBCursor>(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::IDBCursor>(self);
}
}
static nsWrapperCache*
_getWrapperCache(JS::Handle<JSObject*> obj)
{
mozilla::dom::IDBCursor* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::IDBCursor>(obj);
return self;
}
static size_t
_objectMoved(JSObject* obj, JSObject* old)
{
mozilla::dom::IDBCursor* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::IDBCursor>(obj);
if (self) {
UpdateWrapper(self, self, obj, old);
}
return 0;
}
static const JSPropertySpec sAttributes_specs[] = {
JSPropertySpec::nativeAccessors("value", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &value_getterinfo, nullptr, nullptr),
JS_PS_END
};
static const Prefable<const JSPropertySpec> sAttributes[] = {
{ nullptr, &sAttributes_specs[0] },
{ nullptr, nullptr }
};
static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
"We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
"We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");
static uint16_t sNativeProperties_sortedPropertyIndices[1];
static PropertyInfo sNativeProperties_propertyInfos[1];
static const NativePropertiesN<1> sNativeProperties = {
false, 0,
false, 0,
false, 0,
true, 0 /* sAttributes */,
false, 0,
false, 0,
false, 0,
-1,
1,
sNativeProperties_sortedPropertyIndices,
{
{ sAttributes, &sNativeProperties_propertyInfos[0] }
}
};
static_assert(1 < 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::IDBCursorWithValue,
constructors::id::IDBCursorWithValue,
&DefaultXrayExpandoObjectClass
};
static const DOMInterfaceInfo sInterfaceObjectInfo = {
{ ThrowingConstructor, &sNativePropertyHooks },
IDBCursor_Binding::GetConstructorObject,
prototypes::id::IDBCursorWithValue,
PrototypeTraits<prototypes::id::IDBCursorWithValue>::Depth,
true,
};
static const DOMIfaceAndProtoJSClass sPrototypeClass = {
{
"IDBCursorWithValuePrototype",
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::IDBCursorWithValue,
PrototypeTraits<prototypes::id::IDBCursorWithValue>::Depth,
&sNativePropertyHooks,
IDBCursor_Binding::GetProtoObject
};
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 = {
{ "IDBCursorWithValue",
JSCLASS_IS_DOMJSCLASS | JSCLASS_FOREGROUND_FINALIZE | JSCLASS_HAS_RESERVED_SLOTS(1),
&sClassOps,
JS_NULL_CLASS_SPEC,
&sClassExtension,
JS_NULL_OBJECT_OPS
},
{ prototypes::id::IDBCursor, prototypes::id::IDBCursorWithValue, 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::IDBCursor>,
&sNativePropertyHooks,
FindAssociatedGlobalForNative<mozilla::dom::IDBCursor>::Get,
GetProtoObjectHandle,
GetCCParticipant<mozilla::dom::IDBCursor>::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::IDBCursor* aObject, nsWrapperCache* aCache, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector)
{
static_assert(!std::is_base_of_v<NonRefcountedDOMObject, mozilla::dom::IDBCursor>,
"Shouldn't have wrappercached things that are not refcounted.");
static_assert(std::is_same_v<decltype(aObject), mozilla::dom::IDBCursor*>);
MOZ_ASSERT(static_cast<mozilla::dom::IDBCursor*>(aObject) ==
reinterpret_cast<mozilla::dom::IDBCursor*>(aObject),
"Multiple inheritance for mozilla::dom::IDBCursor 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::IDBCursor> 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::IDBCursorWithValue);
JS::Heap<JSObject*>* interfaceCache = &aProtoAndIfaceCache.EntrySlotOrCreate(constructors::id::IDBCursorWithValue);
JS::Handle<JSObject*> parentProto(IDBCursor_Binding::GetProtoObjectHandle(aCx));
if (!parentProto) {
return;
}
JS::Handle<JSObject*> constructorProto(IDBCursor_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,
"IDBCursorWithValue", aDefineOnGlobal,
nullptr,
false,
nullptr);
}
JSObject*
GetConstructorObject(JSContext* aCx)
{
return GetConstructorObjectHandle(aCx);
}
} // namespace IDBCursorWithValue_Binding
} // namespace dom
} // namespace mozilla