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// Copyright 2012 the V8 project authors. All rights reserved.
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following
// disclaimer in the documentation and/or other materials provided
// with the distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#ifndef V8_ACCESSORS_H_
#define V8_ACCESSORS_H_
#include "allocation.h"
#include "v8globals.h"
namespace v8 {
namespace internal {
// The list of accessor descriptors. This is a second-order macro
// taking a macro to be applied to all accessor descriptor names.
#define ACCESSOR_DESCRIPTOR_LIST(V) \
V(FunctionPrototype) \
V(FunctionLength) \
V(FunctionName) \
V(FunctionArguments) \
V(FunctionCaller) \
V(ArrayLength) \
V(StringLength) \
V(ScriptSource) \
V(ScriptName) \
V(ScriptId) \
V(ScriptLineOffset) \
V(ScriptColumnOffset) \
V(ScriptData) \
V(ScriptType) \
V(ScriptCompilationType) \
V(ScriptLineEnds) \
V(ScriptContextData) \
V(ScriptEvalFromScript) \
V(ScriptEvalFromScriptPosition) \
V(ScriptEvalFromFunctionName) \
V(ObjectPrototype)
// Accessors contains all predefined proxy accessors.
class Accessors : public AllStatic {
public:
// Accessor descriptors.
#define ACCESSOR_DESCRIPTOR_DECLARATION(name) \
static const AccessorDescriptor name;
ACCESSOR_DESCRIPTOR_LIST(ACCESSOR_DESCRIPTOR_DECLARATION)
#undef ACCESSOR_DESCRIPTOR_DECLARATION
enum DescriptorId {
#define ACCESSOR_DESCRIPTOR_DECLARATION(name) \
k##name,
ACCESSOR_DESCRIPTOR_LIST(ACCESSOR_DESCRIPTOR_DECLARATION)
#undef ACCESSOR_DESCRIPTOR_DECLARATION
descriptorCount
};
// Accessor functions called directly from the runtime system.
MUST_USE_RESULT static MaybeObject* FunctionGetPrototype(Object* object,
void*);
MUST_USE_RESULT static MaybeObject* FunctionSetPrototype(JSObject* object,
Object* value,
void*);
static MaybeObject* FunctionGetArguments(Object* object, void*);
// Accessor infos.
static Handle<AccessorInfo> MakeModuleExport(
Handle<String> name, int index, PropertyAttributes attributes);
private:
// Accessor functions only used through the descriptor.
static MaybeObject* FunctionGetLength(Object* object, void*);
static MaybeObject* FunctionGetName(Object* object, void*);
static MaybeObject* FunctionGetCaller(Object* object, void*);
MUST_USE_RESULT static MaybeObject* ArraySetLength(JSObject* object,
Object* value, void*);
static MaybeObject* ArrayGetLength(Object* object, void*);
static MaybeObject* StringGetLength(Object* object, void*);
static MaybeObject* ScriptGetName(Object* object, void*);
static MaybeObject* ScriptGetId(Object* object, void*);
static MaybeObject* ScriptGetSource(Object* object, void*);
static MaybeObject* ScriptGetLineOffset(Object* object, void*);
static MaybeObject* ScriptGetColumnOffset(Object* object, void*);
static MaybeObject* ScriptGetData(Object* object, void*);
static MaybeObject* ScriptGetType(Object* object, void*);
static MaybeObject* ScriptGetCompilationType(Object* object, void*);
static MaybeObject* ScriptGetLineEnds(Object* object, void*);
static MaybeObject* ScriptGetContextData(Object* object, void*);
static MaybeObject* ScriptGetEvalFromScript(Object* object, void*);
static MaybeObject* ScriptGetEvalFromScriptPosition(Object* object, void*);
static MaybeObject* ScriptGetEvalFromFunctionName(Object* object, void*);
static MaybeObject* ObjectGetPrototype(Object* receiver, void*);
static MaybeObject* ObjectSetPrototype(JSObject* receiver,
Object* value,
void*);
// Helper functions.
static Object* FlattenNumber(Object* value);
static MaybeObject* IllegalSetter(JSObject*, Object*, void*);
static Object* IllegalGetAccessor(Object* object, void*);
static MaybeObject* ReadOnlySetAccessor(JSObject*, Object* value, void*);
};
} } // namespace v8::internal
#endif // V8_ACCESSORS_H_
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