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 "WebKitDLL.h"
33#include "WebWorkersPrivate.h"
34
35#include <WebCore/WorkerThread.h>
36
37// IUnknown -------------------------------------------------------------------
38
39HRESULT STDMETHODCALLTYPE WebWorkersPrivate::QueryInterface(REFIID riid, void** ppvObject)
40{
41    *ppvObject = 0;
42    if (IsEqualGUID(riid, __uuidof(IWebWorkersPrivate)))
43        *ppvObject = this;
44    else if (IsEqualGUID(riid, IID_IUnknown))
45        *ppvObject = static_cast<IWebWorkersPrivate*>(this);
46    else if (IsEqualGUID(riid, IID_IWebWorkersPrivate))
47        *ppvObject = static_cast<IWebWorkersPrivate*>(this);
48    else
49        return E_NOINTERFACE;
50
51    AddRef();
52    return S_OK;
53}
54
55ULONG STDMETHODCALLTYPE WebWorkersPrivate::AddRef(void)
56{
57    return ++m_refCount;
58}
59
60ULONG STDMETHODCALLTYPE WebWorkersPrivate::Release(void)
61{
62    ULONG newRef = --m_refCount;
63    if (!newRef)
64        delete(this);
65
66    return newRef;
67}
68
69// IWebWorkersPrivate ---------------------------------------------------------
70
71HRESULT WebWorkersPrivate::workerThreadCount(UINT* number)
72{
73    if (!number)
74        return E_POINTER;
75
76#if ENABLE(WORKERS)
77    *number = WebCore::WorkerThread::workerThreadCount();
78#else
79    *number = 0;
80#endif
81    return S_OK;
82}
83
84// WebWorkersPrivate ----------------------------------------------------------
85
86WebWorkersPrivate* WebWorkersPrivate::createInstance()
87{
88    WebWorkersPrivate* instance = new WebWorkersPrivate();
89    instance->AddRef();
90    return instance;
91}
92
93WebWorkersPrivate::WebWorkersPrivate()
94    : m_refCount(0)
95{
96    gClassCount++;
97    gClassNameCount.add("WebWorkersPrivate");
98}
99
100WebWorkersPrivate::~WebWorkersPrivate()
101{
102    gClassCount--;
103    gClassNameCount.remove("WebWorkersPrivate");
104}
105