Coverage Report

Created: 2018-09-25 14:53

/work/obj-fuzz/dom/bindings/SVGPathSegListBinding.cpp
Line
Count
Source (jump to first uncovered line)
1
/* THIS FILE IS AUTOGENERATED FROM SVGPathSegList.webidl BY Codegen.py - DO NOT EDIT */
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3
#include "DOMSVGPathSeg.h"
4
#include "DOMSVGPathSegList.h"
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#include "SVGPathSegListBinding.h"
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#include "WrapperFactory.h"
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#include "mozilla/OwningNonNull.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/DOMJSProxyHandler.h"
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#include "mozilla/dom/NonRefcountedDOMObject.h"
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#include "mozilla/dom/PrimitiveConversions.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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21
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namespace SVGPathSegList_Binding {
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MOZ_CAN_RUN_SCRIPT static bool
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get_numberOfItems(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::DOMSVGPathSegList* self, JSJitGetterCallArgs args)
26
0
{
27
0
  AUTO_PROFILER_LABEL_FAST("get SVGPathSegList.numberOfItems", DOM, cx);
28
0
29
0
  uint32_t result(self->NumberOfItems());
30
0
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
31
0
  args.rval().setNumber(result);
32
0
  return true;
33
0
}
34
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static const JSJitInfo numberOfItems_getterinfo = {
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  { (JSJitGetterOp)get_numberOfItems },
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  { prototypes::id::SVGPathSegList },
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  { PrototypeTraits<prototypes::id::SVGPathSegList>::Depth },
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  JSJitInfo::Getter,
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  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
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  JSVAL_TYPE_DOUBLE,  /* returnType.  Not relevant for setters. */
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  true,  /* 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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};
50
static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
51
static_assert(0 < 1, "There is no slot for us");
52
53
MOZ_CAN_RUN_SCRIPT static bool
54
getItem(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::DOMSVGPathSegList* self, const JSJitMethodCallArgs& args)
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0
{
56
0
  AUTO_PROFILER_LABEL_FAST("SVGPathSegList.getItem", DOM, cx);
57
0
58
0
  if (MOZ_UNLIKELY(args.length() < 1)) {
59
0
    return ThrowErrorMessage(cx, MSG_MISSING_ARGUMENTS, "SVGPathSegList.getItem");
60
0
  }
61
0
  uint32_t arg0;
62
0
  if (!ValueToPrimitive<uint32_t, eDefault>(cx, args[0], &arg0)) {
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0
    return false;
64
0
  }
65
0
  FastErrorResult rv;
66
0
  auto result(StrongOrRawPtr<mozilla::DOMSVGPathSeg>(self->GetItem(arg0, rv)));
67
0
  if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
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0
    return false;
69
0
  }
70
0
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
71
0
  if (!GetOrCreateDOMReflector(cx, result, args.rval())) {
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0
    MOZ_ASSERT(JS_IsExceptionPending(cx));
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0
    return false;
74
0
  }
75
0
  return true;
76
0
}
77
78
static const JSJitInfo getItem_methodinfo = {
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  { (JSJitGetterOp)getItem },
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  { prototypes::id::SVGPathSegList },
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  { PrototypeTraits<prototypes::id::SVGPathSegList>::Depth },
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  JSJitInfo::Method,
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  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
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  JSVAL_TYPE_OBJECT,  /* 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. */
92
};
93
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
97
get_length(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::DOMSVGPathSegList* self, JSJitGetterCallArgs args)
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0
{
99
0
  AUTO_PROFILER_LABEL_FAST("get SVGPathSegList.length", DOM, cx);
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0
101
0
  uint32_t result(self->Length());
102
0
  MOZ_ASSERT(!JS_IsExceptionPending(cx));
103
0
  args.rval().setNumber(result);
104
0
  return true;
105
0
}
106
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static const JSJitInfo length_getterinfo = {
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  { (JSJitGetterOp)get_length },
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  { prototypes::id::SVGPathSegList },
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  { PrototypeTraits<prototypes::id::SVGPathSegList>::Depth },
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  JSJitInfo::Getter,
112
  JSJitInfo::AliasEverything, /* aliasSet.  Not relevant for setters. */
113
  JSVAL_TYPE_DOUBLE,  /* returnType.  Not relevant for setters. */
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  true,  /* 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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// 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 JSFunctionSpec sMethods_specs[] = {
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  JS_FNSPEC("getItem", (GenericMethod<NormalThisPolicy, ThrowExceptions>), reinterpret_cast<const JSJitInfo*>(&getItem_methodinfo), 1, JSPROP_ENUMERATE, nullptr),
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  JS_SYM_FNSPEC(iterator, nullptr, nullptr, 0, 0, "ArrayValues"),
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  JS_FS_END
134
};
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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 JSFunctionSpec> sMethods[] = {
141
  { nullptr, &sMethods_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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// 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
155
static const JSPropertySpec sAttributes_specs[] = {
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  { "numberOfItems", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &numberOfItems_getterinfo, nullptr, nullptr },
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  { "length", JSPROP_ENUMERATE, GenericGetter<NormalThisPolicy, ThrowExceptions>, &length_getterinfo, nullptr, nullptr },
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  { nullptr, 0, nullptr, nullptr, nullptr, nullptr }
159
};
160
#if defined(__clang__)
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#pragma clang diagnostic pop
162
#endif
163
164
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static const Prefable<const JSPropertySpec> sAttributes[] = {
166
  { nullptr, &sAttributes_specs[0] },
167
  { nullptr, nullptr }
168
};
169
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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)");
172
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)");
174
175
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static uint16_t sNativeProperties_sortedPropertyIndices[4];
177
static PropertyInfo sNativeProperties_propertyInfos[4];
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static const NativePropertiesN<2> sNativeProperties = {
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  false, 0,
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  false, 0,
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  true,  0 /* sMethods */,
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  true,  1 /* 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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  4,
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  sNativeProperties_sortedPropertyIndices,
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  {
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    { sMethods, &sNativeProperties_propertyInfos[0] },
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    { sAttributes, &sNativeProperties_propertyInfos[2] }
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  }
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};
195
static_assert(4 < 1ull << CHAR_BIT * sizeof(sNativeProperties.propertyInfoCount),
196
    "We have a property info count that is oversized");
197
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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,
205
    &sInterfaceObjectClassObjectOps
206
  },
207
  eInterface,
208
  true,
209
  prototypes::id::SVGPathSegList,
210
  PrototypeTraits<prototypes::id::SVGPathSegList>::Depth,
211
  sNativePropertyHooks,
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  "function SVGPathSegList() {\n    [native code]\n}",
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  JS::GetRealmFunctionPrototype
214
};
215
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static const DOMIfaceAndProtoJSClass sPrototypeClass = {
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  {
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    "SVGPathSegListPrototype",
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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,
226
  false,
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  prototypes::id::SVGPathSegList,
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  PrototypeTraits<prototypes::id::SVGPathSegList>::Depth,
229
  sNativePropertyHooks,
230
  "[object SVGPathSegListPrototype]",
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  JS::GetRealmObjectPrototype
232
};
233
234
static_assert(IsBaseOf<nsISupports, mozilla::DOMSVGPathSegList >::value,
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                  "We don't support non-nsISupports native classes for "
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                  "proxy-based bindings yet");
237
238
239
class DOMProxyHandler : public mozilla::dom::DOMProxyHandler
240
{
241
public:
242
  explicit constexpr DOMProxyHandler()
243
0
  {
244
0
  }
245
246
  virtual bool
247
  getOwnPropDescriptor(JSContext* cx, JS::Handle<JSObject*> proxy, JS::Handle<jsid> id, bool ignoreNamedProps, JS::MutableHandle<JS::PropertyDescriptor> desc) const override;
248
249
  virtual bool
250
  defineProperty(JSContext* cx, JS::Handle<JSObject*> proxy, JS::Handle<jsid> id, JS::Handle<JS::PropertyDescriptor> desc, JS::ObjectOpResult& opresult, bool* defined) const override;
251
252
  using mozilla::dom::DOMProxyHandler::defineProperty;
253
254
  virtual bool
255
  ownPropNames(JSContext* cx, JS::Handle<JSObject*> proxy, unsigned flags, JS::AutoIdVector& props) const override;
256
257
  virtual bool
258
  hasOwn(JSContext* cx, JS::Handle<JSObject*> proxy, JS::Handle<jsid> id, bool* bp) const override;
259
260
  virtual bool
261
  get(JSContext* cx, JS::Handle<JSObject*> proxy, JS::Handle<JS::Value> receiver, JS::Handle<jsid> id, JS::MutableHandle<JS::Value> vp) const override;
262
263
  virtual const char*
264
  className(JSContext* cx, JS::Handle<JSObject*> proxy) const override;
265
266
  virtual bool
267
  finalizeInBackground(const JS::Value& priv) const override;
268
269
  virtual void
270
  finalize(JSFreeOp* fop, JSObject* proxy) const override;
271
272
  static const DOMProxyHandler*
273
  getInstance();
274
275
  virtual bool
276
  delete_(JSContext* cx, JS::Handle<JSObject*> proxy, JS::Handle<jsid> id, JS::ObjectOpResult& opresult) const override;
277
278
  virtual bool
279
  getElements(JSContext* cx, JS::Handle<JSObject*> proxy, uint32_t begin, uint32_t end, js::ElementAdder* adder) const override;
280
281
  virtual size_t
282
  objectMoved(JSObject* obj, JSObject* old) const override;
283
};
284
285
MOZ_ALWAYS_INLINE bool
286
IsProxy(JSObject* obj)
287
0
{
288
0
  return js::IsProxy(obj) && js::GetProxyHandler(obj) == DOMProxyHandler::getInstance();
289
0
}
290
291
MOZ_ALWAYS_INLINE mozilla::DOMSVGPathSegList*
292
UnwrapProxy(JSObject* obj)
293
0
{
294
0
  MOZ_ASSERT(js::IsProxy(obj));
295
0
  if (js::GetProxyHandler(obj) != DOMProxyHandler::getInstance()) {
296
0
    MOZ_ASSERT(xpc::WrapperFactory::IsXrayWrapper(obj));
297
0
    obj = js::UncheckedUnwrap(obj);
298
0
  }
299
0
  MOZ_ASSERT(IsProxy(obj));
300
0
  return static_cast<mozilla::DOMSVGPathSegList*>(js::GetProxyReservedSlot(obj, DOM_OBJECT_SLOT).toPrivate());
301
0
}
302
303
bool
304
DOMProxyHandler::getOwnPropDescriptor(JSContext* cx, JS::Handle<JSObject*> proxy, JS::Handle<jsid> id, bool ignoreNamedProps, JS::MutableHandle<JS::PropertyDescriptor> desc) const
305
0
{
306
0
  bool isXray = xpc::WrapperFactory::IsXrayWrapper(proxy);
307
0
  uint32_t index = GetArrayIndexFromId(cx, id);
308
0
  if (IsArrayIndex(index)) {
309
0
    mozilla::DOMSVGPathSegList* self = UnwrapProxy(proxy);
310
0
    bool found = false;
311
0
    FastErrorResult rv;
312
0
    auto result(StrongOrRawPtr<mozilla::DOMSVGPathSeg>(self->IndexedGetter(index, found, rv)));
313
0
    if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
314
0
      return false;
315
0
    }
316
0
    MOZ_ASSERT(!JS_IsExceptionPending(cx));
317
0
318
0
    if (found) {
319
0
      if (!GetOrCreateDOMReflector(cx, result, desc.value())) {
320
0
        MOZ_ASSERT(JS_IsExceptionPending(cx));
321
0
        return false;
322
0
      }
323
0
      FillPropertyDescriptor(desc, proxy, true);
324
0
      return true;
325
0
    }
326
0
  }
327
0
328
0
  JS::Rooted<JSObject*> expando(cx);
329
0
  if (!isXray && (expando = GetExpandoObject(proxy))) {
330
0
    if (!JS_GetOwnPropertyDescriptorById(cx, expando, id, desc)) {
331
0
      return false;
332
0
    }
333
0
    if (desc.object()) {
334
0
      // Pretend the property lives on the wrapper.
335
0
      desc.object().set(proxy);
336
0
      return true;
337
0
    }
338
0
  }
339
0
340
0
  desc.object().set(nullptr);
341
0
  return true;
342
0
}
343
344
bool
345
DOMProxyHandler::defineProperty(JSContext* cx, JS::Handle<JSObject*> proxy, JS::Handle<jsid> id, JS::Handle<JS::PropertyDescriptor> desc, JS::ObjectOpResult& opresult, bool* defined) const
346
0
{
347
0
  if (IsArrayIndex(GetArrayIndexFromId(cx, id))) {
348
0
    *defined = true;
349
0
    return opresult.failNoIndexedSetter();
350
0
  }
351
0
  return mozilla::dom::DOMProxyHandler::defineProperty(cx, proxy, id, desc, opresult, defined);
352
0
}
353
354
355
bool
356
DOMProxyHandler::ownPropNames(JSContext* cx, JS::Handle<JSObject*> proxy, unsigned flags, JS::AutoIdVector& props) const
357
0
{
358
0
  bool isXray = xpc::WrapperFactory::IsXrayWrapper(proxy);
359
0
360
0
  uint32_t length = UnwrapProxy(proxy)->Length();
361
0
  MOZ_ASSERT(int32_t(length) >= 0);
362
0
  for (int32_t i = 0; i < int32_t(length); ++i) {
363
0
    if (!props.append(INT_TO_JSID(i))) {
364
0
      return false;
365
0
    }
366
0
  }
367
0
368
0
  JS::Rooted<JSObject*> expando(cx);
369
0
  if (!isXray && (expando = DOMProxyHandler::GetExpandoObject(proxy)) &&
370
0
      !js::GetPropertyKeys(cx, expando, flags, &props)) {
371
0
    return false;
372
0
  }
373
0
374
0
  return true;
375
0
}
376
377
bool
378
DOMProxyHandler::hasOwn(JSContext* cx, JS::Handle<JSObject*> proxy, JS::Handle<jsid> id, bool* bp) const
379
0
{
380
0
  MOZ_ASSERT(!xpc::WrapperFactory::IsXrayWrapper(proxy),
381
0
            "Should not have a XrayWrapper here");
382
0
383
0
  uint32_t index = GetArrayIndexFromId(cx, id);
384
0
  if (IsArrayIndex(index)) {
385
0
    bool found = false;
386
0
    mozilla::DOMSVGPathSegList* self = UnwrapProxy(proxy);
387
0
    FastErrorResult rv;
388
0
    auto result(StrongOrRawPtr<mozilla::DOMSVGPathSeg>(self->IndexedGetter(index, found, rv)));
389
0
    if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
390
0
      return false;
391
0
    }
392
0
    MOZ_ASSERT(!JS_IsExceptionPending(cx));
393
0
    (void)result;
394
0
395
0
    *bp = found;
396
0
    return true;
397
0
  }
398
0
399
0
400
0
  JS::Rooted<JSObject*> expando(cx, GetExpandoObject(proxy));
401
0
  if (expando) {
402
0
    bool b = true;
403
0
    bool ok = JS_HasPropertyById(cx, expando, id, &b);
404
0
    *bp = !!b;
405
0
    if (!ok || *bp) {
406
0
      return ok;
407
0
    }
408
0
  }
409
0
410
0
  *bp = false;
411
0
  return true;
412
0
}
413
414
bool
415
DOMProxyHandler::get(JSContext* cx, JS::Handle<JSObject*> proxy, JS::Handle<JS::Value> receiver, JS::Handle<jsid> id, JS::MutableHandle<JS::Value> vp) const
416
0
{
417
0
  MOZ_ASSERT(!xpc::WrapperFactory::IsXrayWrapper(proxy),
418
0
              "Should not have a XrayWrapper here");
419
0
420
0
  uint32_t index = GetArrayIndexFromId(cx, id);
421
0
  if (IsArrayIndex(index)) {
422
0
    mozilla::DOMSVGPathSegList* self = UnwrapProxy(proxy);
423
0
    bool found = false;
424
0
    FastErrorResult rv;
425
0
    auto result(StrongOrRawPtr<mozilla::DOMSVGPathSeg>(self->IndexedGetter(index, found, rv)));
426
0
    if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
427
0
      return false;
428
0
    }
429
0
    MOZ_ASSERT(!JS_IsExceptionPending(cx));
430
0
431
0
    if (found) {
432
0
      if (!GetOrCreateDOMReflector(cx, result, vp)) {
433
0
        MOZ_ASSERT(JS_IsExceptionPending(cx));
434
0
        return false;
435
0
      }
436
0
      return true;
437
0
    }
438
0
    // Even if we don't have this index, we don't forward the
439
0
    // get on to our expando object.
440
0
  } else {
441
0
    { // Scope for expando
442
0
      JS::Rooted<JSObject*> expando(cx, DOMProxyHandler::GetExpandoObject(proxy));
443
0
      if (expando) {
444
0
        bool hasProp;
445
0
        if (!JS_HasPropertyById(cx, expando, id, &hasProp)) {
446
0
          return false;
447
0
        }
448
0
449
0
        if (hasProp) {
450
0
          // Forward the get to the expando object, but our receiver is whatever our
451
0
          // receiver is.
452
0
          return JS_ForwardGetPropertyTo(cx, expando, id, receiver, vp);
453
0
        }
454
0
      }
455
0
    }
456
0
  }
457
0
458
0
  bool foundOnPrototype;
459
0
  if (!GetPropertyOnPrototype(cx, proxy, receiver, id, &foundOnPrototype, vp)) {
460
0
    return false;
461
0
  }
462
0
463
0
  if (foundOnPrototype) {
464
0
    return true;
465
0
  }
466
0
467
0
  vp.setUndefined();
468
0
  return true;
469
0
}
470
471
const char*
472
DOMProxyHandler::className(JSContext* cx, JS::Handle<JSObject*> proxy) const
473
0
{
474
0
  return "SVGPathSegList";
475
0
}
476
477
bool
478
DOMProxyHandler::finalizeInBackground(const JS::Value& priv) const
479
0
{
480
0
  return false;
481
0
}
482
483
void
484
DOMProxyHandler::finalize(JSFreeOp* fop, JSObject* proxy) const
485
0
{
486
0
  mozilla::DOMSVGPathSegList* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::DOMSVGPathSegList>(proxy);
487
0
  if (self) {
488
0
    ClearWrapper(self, self, proxy);
489
0
    AddForDeferredFinalization<mozilla::DOMSVGPathSegList>(self);
490
0
  }
491
0
}
492
493
const DOMProxyHandler*
494
DOMProxyHandler::getInstance()
495
0
{
496
0
  static const DOMProxyHandler instance;
497
0
  return &instance;
498
0
}
499
500
bool
501
DOMProxyHandler::delete_(JSContext* cx, JS::Handle<JSObject*> proxy, JS::Handle<jsid> id, JS::ObjectOpResult& opresult) const
502
0
{
503
0
  MOZ_ASSERT(!xpc::WrapperFactory::IsXrayWrapper(proxy),
504
0
            "Should not have a XrayWrapper here");
505
0
506
0
  uint32_t index = GetArrayIndexFromId(cx, id);
507
0
  if (IsArrayIndex(index)) {
508
0
    bool deleteSucceeded;
509
0
    bool found = false;
510
0
    mozilla::DOMSVGPathSegList* self = UnwrapProxy(proxy);
511
0
    FastErrorResult rv;
512
0
    auto result(StrongOrRawPtr<mozilla::DOMSVGPathSeg>(self->IndexedGetter(index, found, rv)));
513
0
    if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
514
0
      return false;
515
0
    }
516
0
    MOZ_ASSERT(!JS_IsExceptionPending(cx));
517
0
    (void)result;
518
0
    deleteSucceeded = !found;
519
0
    return deleteSucceeded ? opresult.succeed() : opresult.failCantDelete();
520
0
  }
521
0
522
0
  return dom::DOMProxyHandler::delete_(cx, proxy, id, opresult);
523
0
}
524
525
bool
526
DOMProxyHandler::getElements(JSContext* cx, JS::Handle<JSObject*> proxy, uint32_t begin, uint32_t end, js::ElementAdder* adder) const
527
0
{
528
0
  JS::Rooted<JS::Value> temp(cx);
529
0
  MOZ_ASSERT(!xpc::WrapperFactory::IsXrayWrapper(proxy),
530
0
             "Should not have a XrayWrapper here");
531
0
532
0
  mozilla::DOMSVGPathSegList* self = UnwrapProxy(proxy);
533
0
  uint32_t length = self->Length();
534
0
  // Compute the end of the indices we'll get ourselves
535
0
  uint32_t ourEnd = std::max(begin, std::min(end, length));
536
0
537
0
  for (uint32_t index = begin; index < ourEnd; ++index) {
538
0
    bool found = false;
539
0
    FastErrorResult rv;
540
0
    auto result(StrongOrRawPtr<mozilla::DOMSVGPathSeg>(self->IndexedGetter(index, found, rv)));
541
0
    if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
542
0
      return false;
543
0
    }
544
0
    MOZ_ASSERT(!JS_IsExceptionPending(cx));
545
0
546
0
    MOZ_ASSERT(found);
547
0
    if (!GetOrCreateDOMReflector(cx, result, &temp)) {
548
0
      MOZ_ASSERT(JS_IsExceptionPending(cx));
549
0
      return false;
550
0
    }
551
0
    if (!adder->append(cx, temp)) return false;
552
0
    continue;
553
0
  }
554
0
555
0
  if (end > ourEnd) {
556
0
    JS::Rooted<JSObject*> proto(cx);
557
0
    if (!js::GetObjectProto(cx, proxy, &proto)) {
558
0
      return false;
559
0
    }
560
0
    return js::GetElementsWithAdder(cx, proto, proxy, ourEnd, end, adder);
561
0
  }
562
0
563
0
  return true;
564
0
}
565
566
size_t
567
DOMProxyHandler::objectMoved(JSObject* obj, JSObject* old) const
568
0
{
569
0
  mozilla::DOMSVGPathSegList* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::DOMSVGPathSegList>(obj);
570
0
  if (self) {
571
0
    UpdateWrapper(self, self, obj, old);
572
0
  }
573
0
574
0
  return 0;
575
0
}
576
577
static const DOMJSClass sClass = {
578
  PROXY_CLASS_DEF("SVGPathSegList",
579
                  JSCLASS_IS_DOMJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(1)),
580
  { prototypes::id::SVGPathSegList, 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 },
581
  IsBaseOf<nsISupports, mozilla::DOMSVGPathSegList >::value,
582
  sNativePropertyHooks,
583
  FindAssociatedGlobalForNative<mozilla::DOMSVGPathSegList>::Get,
584
  GetProtoObjectHandle,
585
  GetCCParticipant<mozilla::DOMSVGPathSegList>::Get()
586
};
587
588
bool
589
Wrap(JSContext* aCx, mozilla::DOMSVGPathSegList* aObject, nsWrapperCache* aCache, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector)
590
0
{
591
0
  static_assert(!IsBaseOf<NonRefcountedDOMObject, mozilla::DOMSVGPathSegList>::value,
592
0
                "Shouldn't have wrappercached things that are not refcounted.");
593
0
  MOZ_ASSERT(static_cast<mozilla::DOMSVGPathSegList*>(aObject) ==
594
0
             reinterpret_cast<mozilla::DOMSVGPathSegList*>(aObject),
595
0
             "Multiple inheritance for mozilla::DOMSVGPathSegList is broken.");
596
0
  MOZ_ASSERT(ToSupportsIsCorrect(aObject));
597
0
  MOZ_ASSERT_IF(aGivenProto, js::IsObjectInContextCompartment(aGivenProto, aCx));
598
0
  MOZ_ASSERT(!aCache->GetWrapper(),
599
0
             "You should probably not be using Wrap() directly; use "
600
0
             "GetOrCreateDOMReflector instead");
601
0
602
0
  MOZ_ASSERT(ToSupportsIsOnPrimaryInheritanceChain(aObject, aCache),
603
0
             "nsISupports must be on our primary inheritance chain");
604
0
605
0
  JS::Rooted<JSObject*> global(aCx, FindAssociatedGlobal(aCx, aObject->GetParentObject()));
606
0
  if (!global) {
607
0
    return false;
608
0
  }
609
0
  MOZ_ASSERT(JS_IsGlobalObject(global));
610
0
  MOZ_ASSERT(JS::ObjectIsNotGray(global));
611
0
612
0
  // That might have ended up wrapping us already, due to the wonders
613
0
  // of XBL.  Check for that, and bail out as needed.
614
0
  aReflector.set(aCache->GetWrapper());
615
0
  if (aReflector) {
616
#ifdef DEBUG
617
    AssertReflectorHasGivenProto(aCx, aReflector, aGivenProto);
618
#endif // DEBUG
619
    return true;
620
0
  }
621
0
622
0
  JSAutoRealm ar(aCx, global);
623
0
  JS::Handle<JSObject*> canonicalProto = GetProtoObjectHandle(aCx);
624
0
  if (!canonicalProto) {
625
0
    return false;
626
0
  }
627
0
  JS::Rooted<JSObject*> proto(aCx);
628
0
  if (aGivenProto) {
629
0
    proto = aGivenProto;
630
0
    // Unfortunately, while aGivenProto was in the compartment of aCx
631
0
    // coming in, we changed compartments to that of "parent" so may need
632
0
    // to wrap the proto here.
633
0
    if (js::GetContextCompartment(aCx) != js::GetObjectCompartment(proto)) {
634
0
      if (!JS_WrapObject(aCx, &proto)) {
635
0
        return false;
636
0
      }
637
0
    }
638
0
  } else {
639
0
    proto = canonicalProto;
640
0
  }
641
0
642
0
  BindingJSObjectCreator<mozilla::DOMSVGPathSegList> creator(aCx);
643
0
  creator.CreateProxyObject(aCx, &sClass.mBase, DOMProxyHandler::getInstance(),
644
0
                            proto, aObject, JS::UndefinedHandleValue, aReflector);
645
0
  if (!aReflector) {
646
0
    return false;
647
0
  }
648
0
649
0
  aCache->SetWrapper(aReflector);
650
0
  creator.InitializationSucceeded();
651
0
652
0
  MOZ_ASSERT(aCache->GetWrapperPreserveColor() &&
653
0
             aCache->GetWrapperPreserveColor() == aReflector);
654
0
  // If proto != canonicalProto, we have to preserve our wrapper;
655
0
  // otherwise we won't be able to properly recreate it later, since
656
0
  // we won't know what proto to use.  Note that we don't check
657
0
  // aGivenProto here, since it's entirely possible (and even
658
0
  // somewhat common) to have a non-null aGivenProto which is the
659
0
  // same as canonicalProto.
660
0
  if (proto != canonicalProto) {
661
0
    PreserveWrapper(aObject);
662
0
  }
663
0
664
0
  return true;
665
0
}
666
667
static bool
668
ResolveOwnProperty(JSContext* cx, JS::Handle<JSObject*> wrapper, JS::Handle<JSObject*> obj, JS::Handle<jsid> id, JS::MutableHandle<JS::PropertyDescriptor> desc)
669
0
{
670
0
  return js::GetProxyHandler(obj)->getOwnPropertyDescriptor(cx, wrapper, id, desc);
671
0
}
672
673
static bool
674
EnumerateOwnProperties(JSContext* cx, JS::Handle<JSObject*> wrapper, JS::Handle<JSObject*> obj, JS::AutoIdVector& props)
675
0
{
676
0
  return js::GetProxyHandler(obj)->ownPropertyKeys(cx, wrapper, props);
677
0
}
678
679
const NativePropertyHooks sNativePropertyHooks[] = { {
680
  ResolveOwnProperty,
681
  EnumerateOwnProperties,
682
  nullptr,
683
  { sNativeProperties.Upcast(), nullptr },
684
  prototypes::id::SVGPathSegList,
685
  constructors::id::SVGPathSegList,
686
  nullptr,
687
  &DefaultXrayExpandoObjectClass
688
} };
689
690
void
691
CreateInterfaceObjects(JSContext* aCx, JS::Handle<JSObject*> aGlobal, ProtoAndIfaceCache& aProtoAndIfaceCache, bool aDefineOnGlobal)
692
0
{
693
0
  JS::Rooted<JSObject*> parentProto(aCx, JS::GetRealmObjectPrototype(aCx));
694
0
  if (!parentProto) {
695
0
    return;
696
0
  }
697
0
698
0
  JS::Rooted<JSObject*> constructorProto(aCx, JS::GetRealmFunctionPrototype(aCx));
699
0
  if (!constructorProto) {
700
0
    return;
701
0
  }
702
0
703
0
  static bool sIdsInited = false;
704
0
  if (!sIdsInited && NS_IsMainThread()) {
705
0
    if (!InitIds(aCx, sNativeProperties.Upcast())) {
706
0
      return;
707
0
    }
708
0
    sIdsInited = true;
709
0
  }
710
0
711
0
  JS::Heap<JSObject*>* protoCache = &aProtoAndIfaceCache.EntrySlotOrCreate(prototypes::id::SVGPathSegList);
712
0
  JS::Heap<JSObject*>* interfaceCache = &aProtoAndIfaceCache.EntrySlotOrCreate(constructors::id::SVGPathSegList);
713
0
  dom::CreateInterfaceObjects(aCx, aGlobal, parentProto,
714
0
                              &sPrototypeClass.mBase, protoCache,
715
0
                              nullptr,
716
0
                              constructorProto, &sInterfaceObjectClass.mBase, 0, nullptr,
717
0
                              interfaceCache,
718
0
                              sNativeProperties.Upcast(),
719
0
                              nullptr,
720
0
                              "SVGPathSegList", aDefineOnGlobal,
721
0
                              nullptr,
722
0
                              false);
723
0
}
724
725
JSObject*
726
GetConstructorObject(JSContext* aCx)
727
0
{
728
0
  return GetConstructorObjectHandle(aCx);
729
0
}
730
731
} // namespace SVGPathSegList_Binding
732
733
734
735
} // namespace dom
736
} // namespace mozilla