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