| /* | |
| * 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/JSValue.h> | |
| namespace WebCore { | |
| typedef int ExceptionCode; | |
| class String; | |
| // 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&); | |
| // Helper function to convert from JS postMessage arguments to WebCore postMessage arguments. | |
| template <typename T> | |
| inline JSC::JSValue handlePostMessage(JSC::ExecState* exec, const JSC::ArgList& args, T* impl) | |
| { | |
| PassRefPtr<SerializedScriptValue> message = SerializedScriptValue::create(exec, args.at(0)); | |
| MessagePortArray portArray; | |
| fillMessagePortArray(exec, args.at(1), portArray); | |
| if (exec->hadException()) | |
| return JSC::jsUndefined(); | |
| ExceptionCode ec = 0; | |
| impl->postMessage(message, &portArray, ec); | |
| setDOMException(exec, ec); | |
| return JSC::jsUndefined(); | |
| } | |
| } | |
| #endif // JSMessagePortCustom_h |