1 /*
2 * Copyright (C) 2009 Apple 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
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
16 * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
17 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
18 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
19 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
20 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
22 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23 */
24
25 #include "config.h"
26 #include "WebKitDLL.h"
27 #include "WebSerializedJSValue.h"
28
29 #include <WebCore/SerializedScriptValue.h>
30
31 using namespace WebCore;
32
WebSerializedJSValue()33 WebSerializedJSValue::WebSerializedJSValue()
34 : m_refCount(0)
35 {
36 ++gClassCount;
37 gClassNameCount.add("WebSerializedJSValue");
38 }
39
~WebSerializedJSValue()40 WebSerializedJSValue::~WebSerializedJSValue()
41 {
42 --gClassCount;
43 gClassNameCount.remove("WebSerializedJSValue");
44 }
45
createInstance()46 COMPtr<WebSerializedJSValue> WebSerializedJSValue::createInstance()
47 {
48 return new WebSerializedJSValue();
49 }
50
AddRef()51 ULONG WebSerializedJSValue::AddRef()
52 {
53 return ++m_refCount;
54 }
55
Release()56 ULONG WebSerializedJSValue::Release()
57 {
58 ULONG newRefCount = --m_refCount;
59 if (!newRefCount)
60 delete this;
61 return newRefCount;
62 }
63
QueryInterface(REFIID riid,void ** ppvObject)64 HRESULT WebSerializedJSValue::QueryInterface(REFIID riid, void** ppvObject)
65 {
66 if (!ppvObject)
67 return E_POINTER;
68 *ppvObject = 0;
69
70 if (IsEqualIID(riid, __uuidof(WebSerializedJSValue)))
71 *ppvObject = this;
72 else if (IsEqualGUID(riid, IID_IUnknown))
73 *ppvObject = static_cast<IWebSerializedJSValue*>(this);
74 else if (IsEqualIID(riid, __uuidof(IWebSerializedJSValue)))
75 *ppvObject = static_cast<IWebSerializedJSValue*>(this);
76 else if (IsEqualIID(riid, __uuidof(IWebSerializedJSValuePrivate)))
77 *ppvObject = static_cast<IWebSerializedJSValuePrivate*>(this);
78 else
79 return E_NOINTERFACE;
80
81 AddRef();
82 return S_OK;
83 }
84
serialize(JSContextRef sourceContext,JSValueRef value,JSValueRef * exception)85 HRESULT WebSerializedJSValue::serialize(JSContextRef sourceContext, JSValueRef value, JSValueRef* exception)
86 {
87 ASSERT_ARG(value, value);
88 ASSERT_ARG(sourceContext, sourceContext);
89
90 if (!value || !sourceContext)
91 return E_POINTER;
92
93 m_value = SerializedScriptValue::create(sourceContext, value, exception);
94
95 return S_OK;
96 }
97
deserialize(JSContextRef destinationContext,JSValueRef * outValue)98 HRESULT WebSerializedJSValue::deserialize(JSContextRef destinationContext, JSValueRef* outValue)
99 {
100 if (!outValue)
101 return E_POINTER;
102
103 if (!m_value)
104 *outValue = 0;
105 else
106 *outValue = m_value->deserialize(destinationContext, 0);
107
108 return S_OK;
109 }
110
setInternalRepresentation(void * internalRepresentation)111 HRESULT WebSerializedJSValue::setInternalRepresentation(void* internalRepresentation)
112 {
113 if (!internalRepresentation || m_value)
114 return E_POINTER;
115
116 m_value = reinterpret_cast<SerializedScriptValue*>(internalRepresentation);
117
118 return S_OK;
119 }
120
getInternalRepresentation(void ** internalRepresentation)121 HRESULT WebSerializedJSValue::getInternalRepresentation(void** internalRepresentation)
122 {
123 if (!m_value)
124 return E_POINTER;
125
126 *internalRepresentation = m_value.get();
127 return S_OK;
128 }
129
130