Coverage Report

Created: 2018-09-25 14:53

/work/obj-fuzz/dom/bindings/ProcessingInstructionBinding.cpp
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Source (jump to first uncovered line)
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/* THIS FILE IS AUTOGENERATED FROM ProcessingInstruction.webidl BY Codegen.py - DO NOT EDIT */
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#include "CharacterDataBinding.h"
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#include "ProcessingInstructionBinding.h"
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#include "WrapperFactory.h"
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#include "mozilla/OwningNonNull.h"
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#include "mozilla/StyleSheetInlines.h"
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#include "mozilla/dom/BindingUtils.h"
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#include "mozilla/dom/DOMJSClass.h"
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#include "mozilla/dom/NonRefcountedDOMObject.h"
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#include "mozilla/dom/Nullable.h"
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#include "mozilla/dom/ProcessingInstruction.h"
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#include "mozilla/dom/XrayExpandoClass.h"
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namespace mozilla {
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namespace dom {
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namespace binding_detail {}; // Just to make sure it's known as a namespace
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using namespace mozilla::dom::binding_detail;
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namespace ProcessingInstruction_Binding {
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static_assert(IsRefcounted<NativeType>::value == IsRefcounted<CharacterData_Binding::NativeType>::value,
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              "Can't inherit from an interface with a different ownership model.");
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MOZ_CAN_RUN_SCRIPT static bool
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get_target(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::ProcessingInstruction* self, JSJitGetterCallArgs args)
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0
{
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0
  AUTO_PROFILER_LABEL_FAST("get ProcessingInstruction.target", DOM, cx);
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0
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0
  DOMString result;
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0
  self->GetTarget(result);
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0
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
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0
  if (!xpc::NonVoidStringToJsval(cx, result, args.rval())) {
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0
    return false;
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0
  }
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  return true;
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0
}
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static const JSJitInfo target_getterinfo = {
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  { (JSJitGetterOp)get_target },
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  { prototypes::id::ProcessingInstruction },
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  { PrototypeTraits<prototypes::id::ProcessingInstruction>::Depth },
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  JSJitInfo::Getter,
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  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
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  JSVAL_TYPE_STRING,  /* returnType.  Not relevant for setters. */
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  false,  /* isInfallible. False in setters. */
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  false,  /* isMovable.  Not relevant for setters. */
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  false, /* isEliminatable.  Not relevant for setters. */
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  false, /* isAlwaysInSlot.  Only relevant for getters. */
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  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
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  false,  /* isTypedMethod.  Only relevant for methods. */
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  0   /* Reserved slot index, if we're stored in a slot, else 0. */
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};
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static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
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static_assert(0 < 1, "There is no slot for us");
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MOZ_CAN_RUN_SCRIPT static bool
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get_sheet(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::ProcessingInstruction* self, JSJitGetterCallArgs args)
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0
{
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0
  AUTO_PROFILER_LABEL_FAST("get ProcessingInstruction.sheet", DOM, cx);
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0
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0
  auto result(StrongOrRawPtr<mozilla::StyleSheet>(self->GetSheet()));
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0
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
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0
  if (!result) {
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0
    args.rval().setNull();
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0
    return true;
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0
  }
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0
  if (!GetOrCreateDOMReflector(cx, result, args.rval())) {
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0
    MOZ_ASSERT(JS_IsExceptionPending(cx));
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0
    return false;
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0
  }
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0
  return true;
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0
}
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static const JSJitInfo sheet_getterinfo = {
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  { (JSJitGetterOp)get_sheet },
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  { prototypes::id::ProcessingInstruction },
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  { PrototypeTraits<prototypes::id::ProcessingInstruction>::Depth },
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  JSJitInfo::Getter,
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  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
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  JSVAL_TYPE_UNKNOWN,  /* returnType.  Not relevant for setters. */
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  false,  /* isInfallible. False in setters. */
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  false,  /* isMovable.  Not relevant for setters. */
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  false, /* isEliminatable.  Not relevant for setters. */
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  false, /* isAlwaysInSlot.  Only relevant for getters. */
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  false, /* isLazilyCachedInSlot.  Only relevant for getters. */
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  false,  /* isTypedMethod.  Only relevant for methods. */
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  0   /* Reserved slot index, if we're stored in a slot, else 0. */
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};
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static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
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static_assert(0 < 1, "There is no slot for us");
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static bool
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_addProperty(JSContext* cx, JS::Handle<JSObject*> obj, JS::Handle<jsid> id, JS::Handle<JS::Value> val)
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0
{
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  mozilla::dom::ProcessingInstruction* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::ProcessingInstruction>(obj);
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  // We don't want to preserve if we don't have a wrapper, and we
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  // obviously can't preserve if we're not initialized.
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  if (self && self->GetWrapperPreserveColor()) {
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    PreserveWrapper(self);
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  }
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  return true;
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0
}
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static void
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_finalize(js::FreeOp* fop, JSObject* obj)
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0
{
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  mozilla::dom::ProcessingInstruction* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::ProcessingInstruction>(obj);
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  if (self) {
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    ClearWrapper(self, self, obj);
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    AddForDeferredFinalization<mozilla::dom::ProcessingInstruction>(self);
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  }
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}
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static size_t
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_objectMoved(JSObject* obj, JSObject* old)
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0
{
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  mozilla::dom::ProcessingInstruction* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::ProcessingInstruction>(obj);
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  if (self) {
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    UpdateWrapper(self, self, obj, old);
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  }
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  return 0;
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0
}
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// We deliberately use brace-elision to make Visual Studio produce better initalization code.
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#if defined(__clang__)
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#pragma clang diagnostic push
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#pragma clang diagnostic ignored "-Wmissing-braces"
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#endif
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static const JSPropertySpec sAttributes_specs[] = {
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  { "target", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &target_getterinfo, nullptr, nullptr },
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  { "sheet", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &sheet_getterinfo, nullptr, nullptr },
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  { nullptr, 0, nullptr, nullptr, nullptr, nullptr }
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};
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#if defined(__clang__)
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#pragma clang diagnostic pop
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#endif
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static const Prefable<const JSPropertySpec> sAttributes[] = {
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  { nullptr, &sAttributes_specs[0] },
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  { nullptr, nullptr }
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};
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static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
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    "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
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static_assert(2 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
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    "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");
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static uint16_t sNativeProperties_sortedPropertyIndices[2];
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static PropertyInfo sNativeProperties_propertyInfos[2];
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static const NativePropertiesN<1> sNativeProperties = {
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  false, 0,
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  false, 0,
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  false, 0,
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  true,  0 /* sAttributes */,
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  false, 0,
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  false, 0,
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  false, 0,
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  -1,
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  2,
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  sNativeProperties_sortedPropertyIndices,
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  {
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    { sAttributes, &sNativeProperties_propertyInfos[0] }
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  }
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};
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static_assert(2 < 1ull << CHAR_BIT * sizeof(sNativeProperties.propertyInfoCount),
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    "We have a property info count that is oversized");
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static const DOMIfaceAndProtoJSClass sInterfaceObjectClass = {
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  {
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    "Function",
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    JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_SLOTS_BASE),
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    &sBoringInterfaceObjectClassClassOps,
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    JS_NULL_CLASS_SPEC,
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    JS_NULL_CLASS_EXT,
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    &sInterfaceObjectClassObjectOps
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  },
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  eInterface,
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  true,
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  prototypes::id::ProcessingInstruction,
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  PrototypeTraits<prototypes::id::ProcessingInstruction>::Depth,
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  sNativePropertyHooks,
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  "function ProcessingInstruction() {\n    [native code]\n}",
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  CharacterData_Binding::GetConstructorObject
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};
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static const DOMIfaceAndProtoJSClass sPrototypeClass = {
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  {
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    "ProcessingInstructionPrototype",
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    JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_PROTO_SLOTS_BASE),
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    JS_NULL_CLASS_OPS,
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    JS_NULL_CLASS_SPEC,
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    JS_NULL_CLASS_EXT,
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    JS_NULL_OBJECT_OPS
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  },
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  eInterfacePrototype,
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  false,
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  prototypes::id::ProcessingInstruction,
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  PrototypeTraits<prototypes::id::ProcessingInstruction>::Depth,
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  sNativePropertyHooks,
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  "[object ProcessingInstructionPrototype]",
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  CharacterData_Binding::GetProtoObject
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};
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static const js::ClassOps sClassOps = {
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  _addProperty, /* addProperty */
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  nullptr,               /* delProperty */
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  nullptr,               /* enumerate */
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  nullptr, /* newEnumerate */
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  nullptr, /* resolve */
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  nullptr, /* mayResolve */
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  _finalize, /* finalize */
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  nullptr, /* call */
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  nullptr,               /* hasInstance */
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  nullptr,               /* construct */
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  nullptr, /* trace */
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};
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static const js::ClassExtension sClassExtension = {
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  nullptr, /* weakmapKeyDelegateOp */
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  _objectMoved /* objectMovedOp */
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};
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static const DOMJSClass sClass = {
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  { "ProcessingInstruction",
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    JSCLASS_IS_DOMJSCLASS | JSCLASS_FOREGROUND_FINALIZE | JSCLASS_HAS_RESERVED_SLOTS(1),
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    &sClassOps,
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    JS_NULL_CLASS_SPEC,
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    &sClassExtension,
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    JS_NULL_OBJECT_OPS
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  },
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  { prototypes::id::EventTarget, prototypes::id::Node, prototypes::id::CharacterData, prototypes::id::ProcessingInstruction, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count },
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  IsBaseOf<nsISupports, mozilla::dom::ProcessingInstruction >::value,
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  sNativePropertyHooks,
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  FindAssociatedGlobalForNative<mozilla::dom::ProcessingInstruction>::Get,
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  GetProtoObjectHandle,
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  GetCCParticipant<mozilla::dom::ProcessingInstruction>::Get()
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};
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static_assert(1 == DOM_INSTANCE_RESERVED_SLOTS,
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              "Must have the right minimal number of reserved slots.");
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static_assert(1 >= 1,
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              "Must have enough reserved slots.");
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const JSClass*
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GetJSClass()
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{
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  return sClass.ToJSClass();
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0
}
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bool
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Wrap(JSContext* aCx, mozilla::dom::ProcessingInstruction* aObject, nsWrapperCache* aCache, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector)
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{
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  static_assert(!IsBaseOf<NonRefcountedDOMObject, mozilla::dom::ProcessingInstruction>::value,
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                "Shouldn't have wrappercached things that are not refcounted.");
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  MOZ_ASSERT(static_cast<mozilla::dom::ProcessingInstruction*>(aObject) ==
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             reinterpret_cast<mozilla::dom::ProcessingInstruction*>(aObject),
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             "Multiple inheritance for mozilla::dom::ProcessingInstruction is broken.");
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  MOZ_ASSERT(static_cast<mozilla::dom::CharacterData*>(aObject) ==
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             reinterpret_cast<mozilla::dom::CharacterData*>(aObject),
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0
             "Multiple inheritance for mozilla::dom::CharacterData is broken.");
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0
  MOZ_ASSERT(static_cast<nsINode*>(aObject) ==
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0
             reinterpret_cast<nsINode*>(aObject),
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0
             "Multiple inheritance for nsINode is broken.");
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0
  MOZ_ASSERT(static_cast<mozilla::dom::EventTarget*>(aObject) ==
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0
             reinterpret_cast<mozilla::dom::EventTarget*>(aObject),
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0
             "Multiple inheritance for mozilla::dom::EventTarget is broken.");
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  MOZ_ASSERT(ToSupportsIsCorrect(aObject));
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  MOZ_ASSERT_IF(aGivenProto, js::IsObjectInContextCompartment(aGivenProto, aCx));
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  MOZ_ASSERT(!aCache->GetWrapper(),
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0
             "You should probably not be using Wrap() directly; use "
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0
             "GetOrCreateDOMReflector instead");
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0
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0
  MOZ_ASSERT(ToSupportsIsOnPrimaryInheritanceChain(aObject, aCache),
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0
             "nsISupports must be on our primary inheritance chain");
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0
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0
  JS::Rooted<JSObject*> global(aCx, FindAssociatedGlobal(aCx, aObject->GetParentObject()));
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0
  if (!global) {
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0
    return false;
285
0
  }
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0
  MOZ_ASSERT(JS_IsGlobalObject(global));
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0
  MOZ_ASSERT(JS::ObjectIsNotGray(global));
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0
289
0
  // That might have ended up wrapping us already, due to the wonders
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0
  // of XBL.  Check for that, and bail out as needed.
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0
  aReflector.set(aCache->GetWrapper());
292
0
  if (aReflector) {
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#ifdef DEBUG
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    AssertReflectorHasGivenProto(aCx, aReflector, aGivenProto);
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#endif // DEBUG
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    return true;
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0
  }
298
0
299
0
  JSAutoRealm ar(aCx, global);
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0
  JS::Handle<JSObject*> canonicalProto = GetProtoObjectHandle(aCx);
301
0
  if (!canonicalProto) {
302
0
    return false;
303
0
  }
304
0
  JS::Rooted<JSObject*> proto(aCx);
305
0
  if (aGivenProto) {
306
0
    proto = aGivenProto;
307
0
    // Unfortunately, while aGivenProto was in the compartment of aCx
308
0
    // coming in, we changed compartments to that of "parent" so may need
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0
    // to wrap the proto here.
310
0
    if (js::GetContextCompartment(aCx) != js::GetObjectCompartment(proto)) {
311
0
      if (!JS_WrapObject(aCx, &proto)) {
312
0
        return false;
313
0
      }
314
0
    }
315
0
  } else {
316
0
    proto = canonicalProto;
317
0
  }
318
0
319
0
  BindingJSObjectCreator<mozilla::dom::ProcessingInstruction> creator(aCx);
320
0
  creator.CreateObject(aCx, sClass.ToJSClass(), proto, aObject, aReflector);
321
0
  if (!aReflector) {
322
0
    return false;
323
0
  }
324
0
325
0
  aCache->SetWrapper(aReflector);
326
0
  creator.InitializationSucceeded();
327
0
328
0
  MOZ_ASSERT(aCache->GetWrapperPreserveColor() &&
329
0
             aCache->GetWrapperPreserveColor() == aReflector);
330
0
  // If proto != canonicalProto, we have to preserve our wrapper;
331
0
  // otherwise we won't be able to properly recreate it later, since
332
0
  // we won't know what proto to use.  Note that we don't check
333
0
  // aGivenProto here, since it's entirely possible (and even
334
0
  // somewhat common) to have a non-null aGivenProto which is the
335
0
  // same as canonicalProto.
336
0
  if (proto != canonicalProto) {
337
0
    PreserveWrapper(aObject);
338
0
  }
339
0
340
0
  return true;
341
0
}
342
343
const NativePropertyHooks sNativePropertyHooks[] = { {
344
  nullptr,
345
  nullptr,
346
  nullptr,
347
  { sNativeProperties.Upcast(), nullptr },
348
  prototypes::id::ProcessingInstruction,
349
  constructors::id::ProcessingInstruction,
350
  CharacterData_Binding::sNativePropertyHooks,
351
  &DefaultXrayExpandoObjectClass
352
} };
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354
void
355
CreateInterfaceObjects(JSContext* aCx, JS::Handle<JSObject*> aGlobal, ProtoAndIfaceCache& aProtoAndIfaceCache, bool aDefineOnGlobal)
356
0
{
357
0
  JS::Handle<JSObject*> parentProto(CharacterData_Binding::GetProtoObjectHandle(aCx));
358
0
  if (!parentProto) {
359
0
    return;
360
0
  }
361
0
362
0
  JS::Handle<JSObject*> constructorProto(CharacterData_Binding::GetConstructorObjectHandle(aCx));
363
0
  if (!constructorProto) {
364
0
    return;
365
0
  }
366
0
367
0
  static bool sIdsInited = false;
368
0
  if (!sIdsInited && NS_IsMainThread()) {
369
0
    if (!InitIds(aCx, sNativeProperties.Upcast())) {
370
0
      return;
371
0
    }
372
0
    sIdsInited = true;
373
0
  }
374
0
375
0
  JS::Heap<JSObject*>* protoCache = &aProtoAndIfaceCache.EntrySlotOrCreate(prototypes::id::ProcessingInstruction);
376
0
  JS::Heap<JSObject*>* interfaceCache = &aProtoAndIfaceCache.EntrySlotOrCreate(constructors::id::ProcessingInstruction);
377
0
  dom::CreateInterfaceObjects(aCx, aGlobal, parentProto,
378
0
                              &sPrototypeClass.mBase, protoCache,
379
0
                              nullptr,
380
0
                              constructorProto, &sInterfaceObjectClass.mBase, 0, nullptr,
381
0
                              interfaceCache,
382
0
                              sNativeProperties.Upcast(),
383
0
                              nullptr,
384
0
                              "ProcessingInstruction", aDefineOnGlobal,
385
0
                              nullptr,
386
0
                              false);
387
0
}
388
389
JSObject*
390
GetConstructorObject(JSContext* aCx)
391
0
{
392
0
  return GetConstructorObjectHandle(aCx);
393
0
}
394
395
} // namespace ProcessingInstruction_Binding
396
397
398
399
} // namespace dom
400
} // namespace mozilla