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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 "V8TestOverloadedConstructors.h" | |
| 23 | |
| 24 #include "BindingState.h" | |
| 25 #include "ContextFeatures.h" | |
| 26 #include "ExceptionCode.h" | |
| 27 #include "Frame.h" | |
| 28 #include "RuntimeEnabledFeatures.h" | |
| 29 #include "V8ArrayBuffer.h" | |
| 30 #include "V8ArrayBufferView.h" | |
| 31 #include "V8Binding.h" | |
| 32 #include "V8Blob.h" | |
| 33 #include "V8DOMWrapper.h" | |
| 34 #include <wtf/ArrayBuffer.h> | |
| 35 #include <wtf/ArrayBufferView.h> | |
| 36 #include <wtf/UnusedParam.h> | |
| 37 | |
| 38 #if ENABLE(BINDING_INTEGRITY) | |
| 39 #if defined(OS_WIN) | |
| 40 #pragma warning(disable: 4483) | |
| 41 extern "C" { extern void (*const __identifier("??_7TestOverloadedConstructors@We
bCore@@6B@")[])(); } | |
| 42 #else | |
| 43 extern "C" { extern void* _ZTVN7WebCore26TestOverloadedConstructorsE[]; } | |
| 44 #endif | |
| 45 #endif // ENABLE(BINDING_INTEGRITY) | |
| 46 | |
| 47 namespace WebCore { | |
| 48 | |
| 49 #if ENABLE(BINDING_INTEGRITY) | |
| 50 // This checks if a DOM object that is about to be wrapped is valid. | |
| 51 // Specifically, it checks that a vtable of the DOM object is equal to | |
| 52 // a vtable of an expected class. | |
| 53 // Due to a dangling pointer, the DOM object you are wrapping might be | |
| 54 // already freed or realloced. If freed, the check will fail because | |
| 55 // a free list pointer should be stored at the head of the DOM object. | |
| 56 // If realloced, the check will fail because the vtable of the DOM object | |
| 57 // differs from the expected vtable (unless the same class of DOM object | |
| 58 // is realloced on the slot). | |
| 59 inline void checkTypeOrDieTrying(TestOverloadedConstructors* object) | |
| 60 { | |
| 61 void* actualVTablePointer = *(reinterpret_cast<void**>(object)); | |
| 62 #if defined(OS_WIN) | |
| 63 void* expectedVTablePointer = reinterpret_cast<void*>(__identifier("??_7Test
OverloadedConstructors@WebCore@@6B@")); | |
| 64 #else | |
| 65 void* expectedVTablePointer = &_ZTVN7WebCore26TestOverloadedConstructorsE[2]
; | |
| 66 #endif | |
| 67 if (actualVTablePointer != expectedVTablePointer) | |
| 68 CRASH(); | |
| 69 } | |
| 70 #endif // ENABLE(BINDING_INTEGRITY) | |
| 71 | |
| 72 WrapperTypeInfo V8TestOverloadedConstructors::info = { V8TestOverloadedConstruct
ors::GetTemplate, V8TestOverloadedConstructors::derefObject, 0, 0, 0, V8TestOver
loadedConstructors::installPerContextPrototypeProperties, 0, WrapperTypeObjectPr
ototype }; | |
| 73 | |
| 74 namespace TestOverloadedConstructorsV8Internal { | |
| 75 | |
| 76 template <typename T> void V8_USE(T) { } | |
| 77 | |
| 78 static v8::Handle<v8::Value> constructor1(const v8::Arguments& args) | |
| 79 { | |
| 80 V8TRYCATCH(ArrayBuffer*, arrayBuffer, V8ArrayBuffer::HasInstance(args[0], ar
gs.GetIsolate(), worldType(args.GetIsolate())) ? V8ArrayBuffer::toNative(v8::Han
dle<v8::Object>::Cast(args[0])) : 0); | |
| 81 | |
| 82 RefPtr<TestOverloadedConstructors> impl = TestOverloadedConstructors::create
(arrayBuffer); | |
| 83 v8::Handle<v8::Object> wrapper = args.Holder(); | |
| 84 | |
| 85 V8DOMWrapper::associateObjectWithWrapper(impl.release(), &V8TestOverloadedCo
nstructors::info, wrapper, args.GetIsolate(), WrapperConfiguration::Dependent); | |
| 86 return wrapper; | |
| 87 } | |
| 88 | |
| 89 static v8::Handle<v8::Value> constructor2(const v8::Arguments& args) | |
| 90 { | |
| 91 V8TRYCATCH(ArrayBufferView*, arrayBufferView, V8ArrayBufferView::HasInstance
(args[0], args.GetIsolate(), worldType(args.GetIsolate())) ? V8ArrayBufferView::
toNative(v8::Handle<v8::Object>::Cast(args[0])) : 0); | |
| 92 | |
| 93 RefPtr<TestOverloadedConstructors> impl = TestOverloadedConstructors::create
(arrayBufferView); | |
| 94 v8::Handle<v8::Object> wrapper = args.Holder(); | |
| 95 | |
| 96 V8DOMWrapper::associateObjectWithWrapper(impl.release(), &V8TestOverloadedCo
nstructors::info, wrapper, args.GetIsolate(), WrapperConfiguration::Dependent); | |
| 97 return wrapper; | |
| 98 } | |
| 99 | |
| 100 static v8::Handle<v8::Value> constructor3(const v8::Arguments& args) | |
| 101 { | |
| 102 V8TRYCATCH(Blob*, blob, V8Blob::HasInstance(args[0], args.GetIsolate(), worl
dType(args.GetIsolate())) ? V8Blob::toNative(v8::Handle<v8::Object>::Cast(args[0
])) : 0); | |
| 103 | |
| 104 RefPtr<TestOverloadedConstructors> impl = TestOverloadedConstructors::create
(blob); | |
| 105 v8::Handle<v8::Object> wrapper = args.Holder(); | |
| 106 | |
| 107 V8DOMWrapper::associateObjectWithWrapper(impl.release(), &V8TestOverloadedCo
nstructors::info, wrapper, args.GetIsolate(), WrapperConfiguration::Dependent); | |
| 108 return wrapper; | |
| 109 } | |
| 110 | |
| 111 static v8::Handle<v8::Value> constructor4(const v8::Arguments& args) | |
| 112 { | |
| 113 V8TRYCATCH_FOR_V8STRINGRESOURCE(V8StringResource<>, string, args[0]); | |
| 114 | |
| 115 RefPtr<TestOverloadedConstructors> impl = TestOverloadedConstructors::create
(string); | |
| 116 v8::Handle<v8::Object> wrapper = args.Holder(); | |
| 117 | |
| 118 V8DOMWrapper::associateObjectWithWrapper(impl.release(), &V8TestOverloadedCo
nstructors::info, wrapper, args.GetIsolate(), WrapperConfiguration::Dependent); | |
| 119 return wrapper; | |
| 120 } | |
| 121 | |
| 122 static v8::Handle<v8::Value> constructor(const v8::Arguments& args) | |
| 123 { | |
| 124 if ((args.Length() == 1 && (V8ArrayBuffer::HasInstance(args[0], args.GetIsol
ate(), worldType(args.GetIsolate()))))) | |
| 125 return TestOverloadedConstructorsV8Internal::constructor1(args); | |
| 126 if ((args.Length() == 1 && (V8ArrayBufferView::HasInstance(args[0], args.Get
Isolate(), worldType(args.GetIsolate()))))) | |
| 127 return TestOverloadedConstructorsV8Internal::constructor2(args); | |
| 128 if ((args.Length() == 1 && (V8Blob::HasInstance(args[0], args.GetIsolate(),
worldType(args.GetIsolate()))))) | |
| 129 return TestOverloadedConstructorsV8Internal::constructor3(args); | |
| 130 if (args.Length() == 1) | |
| 131 return TestOverloadedConstructorsV8Internal::constructor4(args); | |
| 132 if (args.Length() < 1) | |
| 133 return throwNotEnoughArgumentsError(args.GetIsolate()); | |
| 134 return throwTypeError(0, args.GetIsolate()); | |
| 135 } | |
| 136 | |
| 137 } // namespace TestOverloadedConstructorsV8Internal | |
| 138 | |
| 139 v8::Handle<v8::Value> V8TestOverloadedConstructors::constructorCallback(const v8
::Arguments& args) | |
| 140 { | |
| 141 if (!args.IsConstructCall()) | |
| 142 return throwTypeError("DOM object constructor cannot be called as a func
tion.", args.GetIsolate()); | |
| 143 | |
| 144 if (ConstructorMode::current() == ConstructorMode::WrapExistingObject) | |
| 145 return args.Holder(); | |
| 146 | |
| 147 return TestOverloadedConstructorsV8Internal::constructor(args); | |
| 148 } | |
| 149 | |
| 150 static v8::Persistent<v8::FunctionTemplate> ConfigureV8TestOverloadedConstructor
sTemplate(v8::Persistent<v8::FunctionTemplate> desc, v8::Isolate* isolate, Wrapp
erWorldType currentWorldType) | |
| 151 { | |
| 152 desc->ReadOnlyPrototype(); | |
| 153 | |
| 154 v8::Local<v8::Signature> defaultSignature; | |
| 155 defaultSignature = V8DOMConfiguration::configureTemplate(desc, "TestOverload
edConstructors", v8::Persistent<v8::FunctionTemplate>(), V8TestOverloadedConstru
ctors::internalFieldCount, | |
| 156 0, 0, | |
| 157 0, 0, isolate, currentWorldType); | |
| 158 UNUSED_PARAM(defaultSignature); // In some cases, it will not be used. | |
| 159 desc->SetCallHandler(V8TestOverloadedConstructors::constructorCallback); | |
| 160 | |
| 161 | |
| 162 // Custom toString template | |
| 163 desc->Set(v8::String::NewSymbol("toString"), V8PerIsolateData::current()->to
StringTemplate()); | |
| 164 return desc; | |
| 165 } | |
| 166 | |
| 167 v8::Persistent<v8::FunctionTemplate> V8TestOverloadedConstructors::GetTemplate(v
8::Isolate* isolate, WrapperWorldType currentWorldType) | |
| 168 { | |
| 169 V8PerIsolateData* data = V8PerIsolateData::from(isolate); | |
| 170 V8PerIsolateData::TemplateMap::iterator result = data->templateMap(currentWo
rldType).find(&info); | |
| 171 if (result != data->templateMap(currentWorldType).end()) | |
| 172 return result->value; | |
| 173 | |
| 174 v8::HandleScope handleScope; | |
| 175 v8::Persistent<v8::FunctionTemplate> templ = | |
| 176 ConfigureV8TestOverloadedConstructorsTemplate(data->rawTemplate(&info, c
urrentWorldType), isolate, currentWorldType); | |
| 177 data->templateMap(currentWorldType).add(&info, templ); | |
| 178 return templ; | |
| 179 } | |
| 180 | |
| 181 bool V8TestOverloadedConstructors::HasInstance(v8::Handle<v8::Value> value, v8::
Isolate* isolate, WrapperWorldType currentWorldType) | |
| 182 { | |
| 183 return V8PerIsolateData::from(isolate)->hasInstance(&info, value, currentWor
ldType); | |
| 184 } | |
| 185 | |
| 186 bool V8TestOverloadedConstructors::HasInstanceInAnyWorld(v8::Handle<v8::Value> v
alue, v8::Isolate* isolate) | |
| 187 { | |
| 188 return V8PerIsolateData::from(isolate)->hasInstance(&info, value, MainWorld) | |
| 189 || V8PerIsolateData::from(isolate)->hasInstance(&info, value, IsolatedWo
rld) | |
| 190 || V8PerIsolateData::from(isolate)->hasInstance(&info, value, WorkerWorl
d); | |
| 191 } | |
| 192 | |
| 193 | |
| 194 v8::Handle<v8::Object> V8TestOverloadedConstructors::createWrapper(PassRefPtr<Te
stOverloadedConstructors> impl, v8::Handle<v8::Object> creationContext, v8::Isol
ate* isolate) | |
| 195 { | |
| 196 ASSERT(impl.get()); | |
| 197 ASSERT(DOMDataStore::getWrapper(impl.get(), isolate).IsEmpty()); | |
| 198 | |
| 199 #if ENABLE(BINDING_INTEGRITY) | |
| 200 checkTypeOrDieTrying(impl.get()); | |
| 201 #endif | |
| 202 | |
| 203 v8::Handle<v8::Object> wrapper = V8DOMWrapper::createWrapper(creationContext
, &info, impl.get(), isolate); | |
| 204 if (UNLIKELY(wrapper.IsEmpty())) | |
| 205 return wrapper; | |
| 206 | |
| 207 installPerContextProperties(wrapper, impl.get(), isolate); | |
| 208 V8DOMWrapper::associateObjectWithWrapper(impl, &info, wrapper, isolate, hasD
ependentLifetime ? WrapperConfiguration::Dependent : WrapperConfiguration::Indep
endent); | |
| 209 return wrapper; | |
| 210 } | |
| 211 void V8TestOverloadedConstructors::derefObject(void* object) | |
| 212 { | |
| 213 static_cast<TestOverloadedConstructors*>(object)->deref(); | |
| 214 } | |
| 215 | |
| 216 } // namespace WebCore | |
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