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Side by Side Diff: Source/WebCore/bindings/scripts/test/V8/V8TestNode.cpp

Issue 13937004: Move bindings-tests to bindings/tests (Closed) Base URL: svn://svn.chromium.org/blink/trunk
Patch Set: Created 7 years, 8 months ago
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1 /*
2 This file is part of the WebKit open source project.
3 This file has been generated by generate-bindings.pl. DO NOT MODIFY!
4
5 This library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Library General Public
7 License as published by the Free Software Foundation; either
8 version 2 of the License, or (at your option) any later version.
9
10 This library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Library General Public License for more details.
14
15 You should have received a copy of the GNU Library General Public License
16 along with this library; see the file COPYING.LIB. If not, write to
17 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18 Boston, MA 02111-1307, USA.
19 */
20
21 #include "config.h"
22 #include "V8TestNode.h"
23
24 #include "BindingState.h"
25 #include "ContextFeatures.h"
26 #include "Frame.h"
27 #include "RuntimeEnabledFeatures.h"
28 #include "V8Binding.h"
29 #include "V8DOMWrapper.h"
30 #include "V8Node.h"
31 #include <wtf/UnusedParam.h>
32
33 #if ENABLE(BINDING_INTEGRITY)
34 #if defined(OS_WIN)
35 #pragma warning(disable: 4483)
36 extern "C" { extern void (*const __identifier("??_7TestNode@WebCore@@6B@")[])(); }
37 #else
38 extern "C" { extern void* _ZTVN7WebCore8TestNodeE[]; }
39 #endif
40 #endif // ENABLE(BINDING_INTEGRITY)
41
42 namespace WebCore {
43
44 #if ENABLE(BINDING_INTEGRITY)
45 // This checks if a DOM object that is about to be wrapped is valid.
46 // Specifically, it checks that a vtable of the DOM object is equal to
47 // a vtable of an expected class.
48 // Due to a dangling pointer, the DOM object you are wrapping might be
49 // already freed or realloced. If freed, the check will fail because
50 // a free list pointer should be stored at the head of the DOM object.
51 // If realloced, the check will fail because the vtable of the DOM object
52 // differs from the expected vtable (unless the same class of DOM object
53 // is realloced on the slot).
54 inline void checkTypeOrDieTrying(TestNode* object)
55 {
56 void* actualVTablePointer = *(reinterpret_cast<void**>(object));
57 #if defined(OS_WIN)
58 void* expectedVTablePointer = reinterpret_cast<void*>(__identifier("??_7Test Node@WebCore@@6B@"));
59 #else
60 void* expectedVTablePointer = &_ZTVN7WebCore8TestNodeE[2];
61 #endif
62 if (actualVTablePointer != expectedVTablePointer)
63 CRASH();
64 }
65 #endif // ENABLE(BINDING_INTEGRITY)
66
67 WrapperTypeInfo V8TestNode::info = { V8TestNode::GetTemplate, V8TestNode::derefO bject, 0, V8TestNode::toEventTarget, 0, V8TestNode::installPerContextPrototypePr operties, &V8Node::info, WrapperTypeObjectPrototype };
68
69 namespace TestNodeV8Internal {
70
71 template <typename T> void V8_USE(T) { }
72
73 static v8::Handle<v8::Value> constructor(const v8::Arguments& args)
74 {
75
76 RefPtr<TestNode> impl = TestNode::create();
77 v8::Handle<v8::Object> wrapper = args.Holder();
78
79 V8DOMWrapper::associateObjectWithWrapper(impl.release(), &V8TestNode::info, wrapper, args.GetIsolate(), WrapperConfiguration::Dependent);
80 return wrapper;
81 }
82
83 } // namespace TestNodeV8Internal
84
85 v8::Handle<v8::Value> V8TestNode::constructorCallback(const v8::Arguments& args)
86 {
87 if (!args.IsConstructCall())
88 return throwTypeError("DOM object constructor cannot be called as a func tion.", args.GetIsolate());
89
90 if (ConstructorMode::current() == ConstructorMode::WrapExistingObject)
91 return args.Holder();
92
93 return TestNodeV8Internal::constructor(args);
94 }
95
96 static v8::Persistent<v8::FunctionTemplate> ConfigureV8TestNodeTemplate(v8::Pers istent<v8::FunctionTemplate> desc, v8::Isolate* isolate, WrapperWorldType curren tWorldType)
97 {
98 desc->ReadOnlyPrototype();
99
100 v8::Local<v8::Signature> defaultSignature;
101 defaultSignature = V8DOMConfiguration::configureTemplate(desc, "TestNode", V 8Node::GetTemplate(isolate, currentWorldType), V8TestNode::internalFieldCount,
102 0, 0,
103 0, 0, isolate, currentWorldType);
104 UNUSED_PARAM(defaultSignature); // In some cases, it will not be used.
105 desc->SetCallHandler(V8TestNode::constructorCallback);
106
107
108 // Custom toString template
109 desc->Set(v8::String::NewSymbol("toString"), V8PerIsolateData::current()->to StringTemplate());
110 return desc;
111 }
112
113 v8::Persistent<v8::FunctionTemplate> V8TestNode::GetTemplate(v8::Isolate* isolat e, WrapperWorldType currentWorldType)
114 {
115 V8PerIsolateData* data = V8PerIsolateData::from(isolate);
116 V8PerIsolateData::TemplateMap::iterator result = data->templateMap(currentWo rldType).find(&info);
117 if (result != data->templateMap(currentWorldType).end())
118 return result->value;
119
120 v8::HandleScope handleScope;
121 v8::Persistent<v8::FunctionTemplate> templ =
122 ConfigureV8TestNodeTemplate(data->rawTemplate(&info, currentWorldType), isolate, currentWorldType);
123 data->templateMap(currentWorldType).add(&info, templ);
124 return templ;
125 }
126
127 bool V8TestNode::HasInstance(v8::Handle<v8::Value> value, v8::Isolate* isolate, WrapperWorldType currentWorldType)
128 {
129 return V8PerIsolateData::from(isolate)->hasInstance(&info, value, currentWor ldType);
130 }
131
132 bool V8TestNode::HasInstanceInAnyWorld(v8::Handle<v8::Value> value, v8::Isolate* isolate)
133 {
134 return V8PerIsolateData::from(isolate)->hasInstance(&info, value, MainWorld)
135 || V8PerIsolateData::from(isolate)->hasInstance(&info, value, IsolatedWo rld)
136 || V8PerIsolateData::from(isolate)->hasInstance(&info, value, WorkerWorl d);
137 }
138
139 EventTarget* V8TestNode::toEventTarget(v8::Handle<v8::Object> object)
140 {
141 return toNative(object);
142 }
143
144
145 v8::Handle<v8::Object> V8TestNode::createWrapper(PassRefPtr<TestNode> impl, v8:: Handle<v8::Object> creationContext, v8::Isolate* isolate)
146 {
147 ASSERT(impl.get());
148 ASSERT(DOMDataStore::getWrapper(impl.get(), isolate).IsEmpty());
149
150 #if ENABLE(BINDING_INTEGRITY)
151 checkTypeOrDieTrying(impl.get());
152 #endif
153 ASSERT(static_cast<void*>(static_cast<Node*>(impl.get())) == static_cast<voi d*>(impl.get()));
154
155 v8::Handle<v8::Object> wrapper = V8DOMWrapper::createWrapper(creationContext , &info, impl.get(), isolate);
156 if (UNLIKELY(wrapper.IsEmpty()))
157 return wrapper;
158
159 installPerContextProperties(wrapper, impl.get(), isolate);
160 V8DOMWrapper::associateObjectWithWrapper(impl, &info, wrapper, isolate, hasD ependentLifetime ? WrapperConfiguration::Dependent : WrapperConfiguration::Indep endent);
161 return wrapper;
162 }
163 void V8TestNode::derefObject(void* object)
164 {
165 static_cast<TestNode*>(object)->deref();
166 }
167
168 } // namespace WebCore
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