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/*
* Copyright (C) 2009 Apple Inc. All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``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 APPLE INC. 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.
*/
#include "config.h"
#include "JSByteArray.h"
#include "JSGlobalObject.h"
#include "PropertyNameArray.h"
namespace JSC {
const ClassInfo JSByteArray::s_defaultInfo = { "ByteArray", 0, 0, 0 };
JSByteArray::JSByteArray(ExecState* exec, PassRefPtr<Structure> structure, ByteArray* storage, const JSC::ClassInfo* classInfo)
: JSObject(structure)
, m_storage(storage)
, m_classInfo(classInfo)
{
putDirect(exec->globalData().propertyNames->length, jsNumber(exec, m_storage->length()), ReadOnly | DontDelete);
}
PassRefPtr<Structure> JSByteArray::createStructure(JSValuePtr prototype)
{
PassRefPtr<Structure> result = Structure::create(prototype, TypeInfo(ObjectType));
return result;
}
bool JSByteArray::getOwnPropertySlot(ExecState* exec, const Identifier& propertyName, PropertySlot& slot)
{
bool ok;
unsigned index = propertyName.toUInt32(&ok, false);
if (ok && canAccessIndex(index)) {
slot.setValue(getIndex(index));
return true;
}
return JSObject::getOwnPropertySlot(exec, propertyName, slot);
}
bool JSByteArray::getOwnPropertySlot(ExecState* exec, unsigned propertyName, PropertySlot& slot)
{
if (canAccessIndex(propertyName)) {
slot.setValue(getIndex(propertyName));
return true;
}
return JSObject::getOwnPropertySlot(exec, Identifier::from(exec, propertyName), slot);
}
void JSByteArray::put(ExecState* exec, const Identifier& propertyName, JSValuePtr value, PutPropertySlot& slot)
{
bool ok;
unsigned index = propertyName.toUInt32(&ok, false);
if (ok) {
setIndex(exec, index, value);
return;
}
JSObject::put(exec, propertyName, value, slot);
}
void JSByteArray::put(ExecState* exec, unsigned propertyName, JSValuePtr value)
{
setIndex(exec, propertyName, value);
}
void JSByteArray::getPropertyNames(ExecState* exec, PropertyNameArray& propertyNames)
{
unsigned length = m_storage->length();
for (unsigned i = 0; i < length; ++i)
propertyNames.add(Identifier::from(exec, i));
JSObject::getPropertyNames(exec, propertyNames);
}
}
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