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/*
* Copyright (C) 2009 Google 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:
*
* * 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 JSMessagePortCustom_h
#define JSMessagePortCustom_h
#include "MessagePort.h"
#include <runtime/JSCJSValue.h>
#include <runtime/Operations.h>
#include <wtf/Forward.h>
namespace WebCore {
typedef int ExceptionCode;
// Helper function which pulls the values out of a JS sequence and into a MessagePortArray.
// Also validates the elements per sections 4.1.13 and 4.1.15 of the WebIDL spec and section 8.3.3 of the HTML5 spec.
// May generate an exception via the passed ExecState.
void fillMessagePortArray(JSC::ExecState*, JSC::JSValue, MessagePortArray&, ArrayBufferArray&);
// Helper function to convert from JS postMessage arguments to WebCore postMessage arguments.
template <typename T>
inline JSC::JSValue handlePostMessage(JSC::ExecState* exec, T* impl)
{
MessagePortArray portArray;
ArrayBufferArray arrayBufferArray;
fillMessagePortArray(exec, exec->argument(1), portArray, arrayBufferArray);
RefPtr<SerializedScriptValue> message = SerializedScriptValue::create(exec, exec->argument(0), &portArray, &arrayBufferArray);
if (exec->hadException())
return JSC::jsUndefined();
ExceptionCode ec = 0;
impl->postMessage(message.release(), &portArray, ec);
setDOMException(exec, ec);
return JSC::jsUndefined();
}
}
#endif // JSMessagePortCustom_h
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