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/*
* Copyright (C) 2006, 2008 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 COMPUTER, 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 COMPUTER, 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 <wtf/Platform.h>
#include "JSCallbackFunction.h"
#include "APICast.h"
#include "CodeBlock.h"
#include "JSFunction.h"
#include "FunctionPrototype.h"
#include <runtime/JSGlobalObject.h>
#include <runtime/JSLock.h>
#include <wtf/Vector.h>
namespace JSC {
ASSERT_CLASS_FITS_IN_CELL(JSCallbackFunction);
const ClassInfo JSCallbackFunction::info = { "CallbackFunction", &InternalFunction::info, 0, 0 };
JSCallbackFunction::JSCallbackFunction(ExecState* exec, JSObjectCallAsFunctionCallback callback, const Identifier& name)
: InternalFunction(&exec->globalData(), exec->lexicalGlobalObject()->callbackFunctionStructure(), name)
, m_callback(callback)
{
}
JSValue JSCallbackFunction::call(ExecState* exec, JSObject* functionObject, JSValue thisValue, const ArgList& args)
{
JSContextRef execRef = toRef(exec);
JSObjectRef functionRef = toRef(functionObject);
JSObjectRef thisObjRef = toRef(thisValue.toThisObject(exec));
int argumentCount = static_cast<int>(args.size());
Vector<JSValueRef, 16> arguments(argumentCount);
for (int i = 0; i < argumentCount; i++)
arguments[i] = toRef(exec, args.at(i));
JSValueRef exception = 0;
JSValueRef result;
{
JSLock::DropAllLocks dropAllLocks(exec);
result = static_cast<JSCallbackFunction*>(functionObject)->m_callback(execRef, functionRef, thisObjRef, argumentCount, arguments.data(), &exception);
}
if (exception)
exec->setException(toJS(exec, exception));
return toJS(exec, result);
}
CallType JSCallbackFunction::getCallData(CallData& callData)
{
callData.native.function = call;
return CallTypeHost;
}
} // namespace JSC
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