9b3dafb99a
This expands the SideEffectType flag to cover whitelisting embedder callbacks that are setup with Template accessors. - v8::ObjectTemplate::SetNativeDataProperty - v8::ObjectTemplate::SetLazyDataProperty - v8::ObjectTemplate::SetAccessor Bug: v8:7515 Cq-Include-Trybots: luci.chromium.try:linux_chromium_rel_ng Change-Id: Ieda6c793141ab249c4f41d00e6572fe2a29ac629 Reviewed-on: https://chromium-review.googlesource.com/1015896 Reviewed-by: Yang Guo <yangguo@chromium.org> Commit-Queue: Erik Luo <luoe@chromium.org> Cr-Commit-Position: refs/heads/master@{#52770}
145 lines
6.1 KiB
C++
145 lines
6.1 KiB
C++
// Copyright 2012 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef V8_ACCESSORS_H_
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#define V8_ACCESSORS_H_
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#include "include/v8.h"
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#include "src/allocation.h"
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#include "src/globals.h"
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#include "src/property-details.h"
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namespace v8 {
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namespace internal {
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// Forward declarations.
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class AccessorInfo;
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template <typename T>
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class Handle;
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class FieldIndex;
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class JavaScriptFrame;
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// The list of accessor descriptors. This is a second-order macro
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// taking a macro to be applied to all accessor descriptor names.
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#define ACCESSOR_INFO_LIST(V) \
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V(arguments_iterator, ArgumentsIterator) \
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V(array_length, ArrayLength) \
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V(bound_function_length, BoundFunctionLength) \
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V(bound_function_name, BoundFunctionName) \
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V(error_stack, ErrorStack) \
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V(function_arguments, FunctionArguments) \
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V(function_caller, FunctionCaller) \
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V(function_name, FunctionName) \
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V(function_length, FunctionLength) \
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V(function_prototype, FunctionPrototype) \
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V(script_column_offset, ScriptColumnOffset) \
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V(script_compilation_type, ScriptCompilationType) \
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V(script_context_data, ScriptContextData) \
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V(script_eval_from_script, ScriptEvalFromScript) \
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V(script_eval_from_script_position, ScriptEvalFromScriptPosition) \
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V(script_eval_from_function_name, ScriptEvalFromFunctionName) \
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V(script_id, ScriptId) \
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V(script_line_offset, ScriptLineOffset) \
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V(script_name, ScriptName) \
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V(script_source, ScriptSource) \
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V(script_type, ScriptType) \
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V(script_source_url, ScriptSourceUrl) \
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V(script_source_mapping_url, ScriptSourceMappingUrl) \
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V(string_length, StringLength)
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#define SIDE_EFFECT_FREE_ACCESSOR_INFO_LIST(V) \
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V(ArrayLength) \
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V(BoundFunctionLength) \
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V(BoundFunctionName) \
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V(FunctionName) \
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V(FunctionLength) \
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V(FunctionPrototype) \
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V(StringLength)
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#define ACCESSOR_SETTER_LIST(V) \
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V(ArrayLengthSetter) \
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V(ErrorStackSetter) \
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V(FunctionPrototypeSetter) \
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V(ModuleNamespaceEntrySetter) \
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V(ReconfigureToDataProperty)
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// Accessors contains all predefined proxy accessors.
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class Accessors : public AllStatic {
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public:
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#define ACCESSOR_GETTER_DECLARATION(accessor_name, AccessorName) \
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static void AccessorName##Getter( \
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v8::Local<v8::Name> name, \
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const v8::PropertyCallbackInfo<v8::Value>& info);
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ACCESSOR_INFO_LIST(ACCESSOR_GETTER_DECLARATION)
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#undef ACCESSOR_GETTER_DECLARATION
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#define ACCESSOR_SETTER_DECLARATION(accessor_name) \
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static void accessor_name( \
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v8::Local<v8::Name> name, v8::Local<v8::Value> value, \
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const v8::PropertyCallbackInfo<v8::Boolean>& info);
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ACCESSOR_SETTER_LIST(ACCESSOR_SETTER_DECLARATION)
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#undef ACCESSOR_SETTER_DECLARATION
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static constexpr int kAccessorInfoCount =
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#define COUNT_ACCESSOR(...) +1
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ACCESSOR_INFO_LIST(COUNT_ACCESSOR);
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#undef COUNT_ACCESSOR
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static constexpr int kAccessorSetterCount =
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#define COUNT_ACCESSOR(...) +1
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ACCESSOR_SETTER_LIST(COUNT_ACCESSOR);
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#undef COUNT_ACCESSOR
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static void ModuleNamespaceEntryGetter(
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v8::Local<v8::Name> name,
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const v8::PropertyCallbackInfo<v8::Value>& info);
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static Handle<AccessorInfo> MakeModuleNamespaceEntryInfo(Isolate* isolate,
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Handle<String> name);
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// Accessor function called directly from the runtime system. Returns the
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// newly materialized arguments object for the given {frame}. Note that for
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// optimized frames it is possible to specify an {inlined_jsframe_index}.
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static Handle<JSObject> FunctionGetArguments(JavaScriptFrame* frame,
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int inlined_jsframe_index);
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// Returns true for properties that are accessors to object fields.
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// If true, the matching FieldIndex is returned through |field_index|.
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static bool IsJSObjectFieldAccessor(Handle<Map> map, Handle<Name> name,
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FieldIndex* field_index);
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static MaybeHandle<Object> ReplaceAccessorWithDataProperty(
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Isolate* isolate, Handle<Object> receiver, Handle<JSObject> holder,
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Handle<Name> name, Handle<Object> value);
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// Create an AccessorInfo. The setter is optional (can be nullptr).
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//
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// Note that the type of setter is AccessorNameBooleanSetterCallback instead
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// of v8::AccessorNameSetterCallback. The difference is that the former can
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// set a (boolean) return value. The setter should roughly follow the same
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// conventions as many of the internal methods in objects.cc:
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// - The return value is unset iff there was an exception.
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// - If the ShouldThrow argument is true, the return value must not be false.
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typedef void (*AccessorNameBooleanSetterCallback)(
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Local<v8::Name> property, Local<v8::Value> value,
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const PropertyCallbackInfo<v8::Boolean>& info);
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static Handle<AccessorInfo> MakeAccessor(
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Isolate* isolate, Handle<Name> name, AccessorNameGetterCallback getter,
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AccessorNameBooleanSetterCallback setter);
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private:
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#define ACCESSOR_INFO_DECLARATION(accessor_name, AccessorName) \
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static Handle<AccessorInfo> Make##AccessorName##Info(Isolate* isolate);
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ACCESSOR_INFO_LIST(ACCESSOR_INFO_DECLARATION)
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#undef ACCESSOR_INFO_DECLARATION
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friend class Heap;
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};
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} // namespace internal
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} // namespace v8
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#endif // V8_ACCESSORS_H_
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