1/* 2 * Copyright (C) 2009 Google Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are 6 * met: 7 * 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above 11 * copyright notice, this list of conditions and the following disclaimer 12 * in the documentation and/or other materials provided with the 13 * distribution. 14 * * Neither the name of Google Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived from 16 * this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31#include "config.h" 32#include "V8Worker.h" 33 34#include "bindings/v8/ExceptionMessages.h" 35#include "bindings/v8/ExceptionState.h" 36#include "bindings/v8/SerializedScriptValue.h" 37#include "bindings/v8/V8Binding.h" 38#include "bindings/v8/V8Utilities.h" 39#include "core/workers/Worker.h" 40#include "core/workers/WorkerGlobalScope.h" 41#include "wtf/ArrayBuffer.h" 42 43namespace WebCore { 44 45void V8Worker::postMessageMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& info) 46{ 47 ExceptionState exceptionState(ExceptionState::ExecutionContext, "postMessage", "Worker", info.Holder(), info.GetIsolate()); 48 Worker* worker = V8Worker::toNative(info.Holder()); 49 MessagePortArray ports; 50 ArrayBufferArray arrayBuffers; 51 if (info.Length() > 1) { 52 const int transferablesArgIndex = 1; 53 bool notASequence = false; 54 if (!extractTransferables(info[transferablesArgIndex], ports, arrayBuffers, notASequence, info.GetIsolate())) { 55 if (notASequence) { 56 exceptionState.throwTypeError(ExceptionMessages::notAnArrayTypeArgumentOrValue(transferablesArgIndex + 1)); 57 exceptionState.throwIfNeeded(); 58 } 59 return; 60 } 61 } 62 bool didThrow = false; 63 RefPtr<SerializedScriptValue> message = SerializedScriptValue::create(info[0], &ports, &arrayBuffers, didThrow, info.GetIsolate()); 64 if (didThrow) 65 return; 66 worker->postMessage(message.release(), &ports, exceptionState); 67 exceptionState.throwIfNeeded(); 68} 69 70} // namespace WebCore 71