1/*
2 * Copyright (C) 2013 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 "modules/crypto/WorkerGlobalScopeCrypto.h"
33
34#include "core/dom/ScriptExecutionContext.h"
35#include "modules/crypto/WorkerCrypto.h"
36
37namespace WebCore {
38
39WorkerGlobalScopeCrypto::WorkerGlobalScopeCrypto()
40{
41}
42
43WorkerGlobalScopeCrypto::~WorkerGlobalScopeCrypto()
44{
45}
46
47const char* WorkerGlobalScopeCrypto::supplementName()
48{
49    return "WorkerGlobalScopeCrypto";
50}
51
52WorkerGlobalScopeCrypto* WorkerGlobalScopeCrypto::from(ScriptExecutionContext* context)
53{
54    WorkerGlobalScopeCrypto* supplement = static_cast<WorkerGlobalScopeCrypto*>(Supplement<ScriptExecutionContext>::from(context, supplementName()));
55    if (!supplement) {
56        supplement = new WorkerGlobalScopeCrypto();
57        provideTo(context, supplementName(), adoptPtr(supplement));
58    }
59    return supplement;
60}
61
62WorkerCrypto* WorkerGlobalScopeCrypto::crypto(ScriptExecutionContext* context)
63{
64    return WorkerGlobalScopeCrypto::from(context)->crypto();
65}
66
67WorkerCrypto* WorkerGlobalScopeCrypto::crypto() const
68{
69    if (!m_crypto)
70        m_crypto = WorkerCrypto::create();
71    return m_crypto.get();
72}
73
74} // namespace WebCore
75