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., 51 Franklin Street, Fifth Floor,
18 Boston, MA 02110-1301, USA.
19*/
20
21#include "config.h"
22
23#if ENABLE(USER_MESSAGE_HANDLERS)
24
25#include "JSUserMessageHandler.h"
26
27#include "JSDOMBinding.h"
28#include "JSDOMConstructorNotConstructable.h"
29#include "JSDOMConvertSerializedScriptValue.h"
30#include "JSDOMExceptionHandling.h"
31#include "JSDOMOperation.h"
32#include "JSDOMWrapperCache.h"
33#include "ScriptExecutionContext.h"
34#include "SerializedScriptValue.h"
35#include <JavaScriptCore/FunctionPrototype.h>
36#include <JavaScriptCore/HeapSnapshotBuilder.h>
37#include <JavaScriptCore/JSCInlines.h>
38#include <wtf/GetPtr.h>
39#include <wtf/PointerPreparations.h>
40#include <wtf/URL.h>
41
42
43namespace WebCore {
44using namespace JSC;
45
46// Functions
47
48JSC::EncodedJSValue JSC_HOST_CALL jsUserMessageHandlerPrototypeFunctionPostMessage(JSC::ExecState*);
49
50// Attributes
51
52JSC::EncodedJSValue jsUserMessageHandlerConstructor(JSC::ExecState*, JSC::EncodedJSValue, JSC::PropertyName);
53bool setJSUserMessageHandlerConstructor(JSC::ExecState*, JSC::EncodedJSValue, JSC::EncodedJSValue);
54
55class JSUserMessageHandlerPrototype : public JSC::JSNonFinalObject {
56public:
57 using Base = JSC::JSNonFinalObject;
58 static JSUserMessageHandlerPrototype* create(JSC::VM& vm, JSDOMGlobalObject* globalObject, JSC::Structure* structure)
59 {
60 JSUserMessageHandlerPrototype* ptr = new (NotNull, JSC::allocateCell<JSUserMessageHandlerPrototype>(vm.heap)) JSUserMessageHandlerPrototype(vm, globalObject, structure);
61 ptr->finishCreation(vm);
62 return ptr;
63 }
64
65 DECLARE_INFO;
66 static JSC::Structure* createStructure(JSC::VM& vm, JSC::JSGlobalObject* globalObject, JSC::JSValue prototype)
67 {
68 return JSC::Structure::create(vm, globalObject, prototype, JSC::TypeInfo(JSC::ObjectType, StructureFlags), info());
69 }
70
71private:
72 JSUserMessageHandlerPrototype(JSC::VM& vm, JSC::JSGlobalObject*, JSC::Structure* structure)
73 : JSC::JSNonFinalObject(vm, structure)
74 {
75 }
76
77 void finishCreation(JSC::VM&);
78};
79
80using JSUserMessageHandlerConstructor = JSDOMConstructorNotConstructable<JSUserMessageHandler>;
81
82template<> JSValue JSUserMessageHandlerConstructor::prototypeForStructure(JSC::VM& vm, const JSDOMGlobalObject& globalObject)
83{
84 UNUSED_PARAM(vm);
85 return globalObject.functionPrototype();
86}
87
88template<> void JSUserMessageHandlerConstructor::initializeProperties(VM& vm, JSDOMGlobalObject& globalObject)
89{
90 putDirect(vm, vm.propertyNames->prototype, JSUserMessageHandler::prototype(vm, globalObject), JSC::PropertyAttribute::DontDelete | JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::DontEnum);
91 putDirect(vm, vm.propertyNames->name, jsNontrivialString(&vm, String("UserMessageHandler"_s)), JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::DontEnum);
92 putDirect(vm, vm.propertyNames->length, jsNumber(0), JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::DontEnum);
93}
94
95template<> const ClassInfo JSUserMessageHandlerConstructor::s_info = { "UserMessageHandler", &Base::s_info, nullptr, nullptr, CREATE_METHOD_TABLE(JSUserMessageHandlerConstructor) };
96
97/* Hash table for prototype */
98
99static const HashTableValue JSUserMessageHandlerPrototypeTableValues[] =
100{
101 { "constructor", static_cast<unsigned>(JSC::PropertyAttribute::DontEnum), NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsUserMessageHandlerConstructor), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(setJSUserMessageHandlerConstructor) } },
102 { "postMessage", static_cast<unsigned>(JSC::PropertyAttribute::Function), NoIntrinsic, { (intptr_t)static_cast<RawNativeFunction>(jsUserMessageHandlerPrototypeFunctionPostMessage), (intptr_t) (1) } },
103};
104
105const ClassInfo JSUserMessageHandlerPrototype::s_info = { "UserMessageHandlerPrototype", &Base::s_info, nullptr, nullptr, CREATE_METHOD_TABLE(JSUserMessageHandlerPrototype) };
106
107void JSUserMessageHandlerPrototype::finishCreation(VM& vm)
108{
109 Base::finishCreation(vm);
110 reifyStaticProperties(vm, JSUserMessageHandler::info(), JSUserMessageHandlerPrototypeTableValues, *this);
111}
112
113const ClassInfo JSUserMessageHandler::s_info = { "UserMessageHandler", &Base::s_info, nullptr, nullptr, CREATE_METHOD_TABLE(JSUserMessageHandler) };
114
115JSUserMessageHandler::JSUserMessageHandler(Structure* structure, JSDOMGlobalObject& globalObject, Ref<UserMessageHandler>&& impl)
116 : JSDOMWrapper<UserMessageHandler>(structure, globalObject, WTFMove(impl))
117{
118}
119
120void JSUserMessageHandler::finishCreation(VM& vm)
121{
122 Base::finishCreation(vm);
123 ASSERT(inherits(vm, info()));
124
125}
126
127JSObject* JSUserMessageHandler::createPrototype(VM& vm, JSDOMGlobalObject& globalObject)
128{
129 return JSUserMessageHandlerPrototype::create(vm, &globalObject, JSUserMessageHandlerPrototype::createStructure(vm, &globalObject, globalObject.objectPrototype()));
130}
131
132JSObject* JSUserMessageHandler::prototype(VM& vm, JSDOMGlobalObject& globalObject)
133{
134 return getDOMPrototype<JSUserMessageHandler>(vm, globalObject);
135}
136
137JSValue JSUserMessageHandler::getConstructor(VM& vm, const JSGlobalObject* globalObject)
138{
139 return getDOMConstructor<JSUserMessageHandlerConstructor>(vm, *jsCast<const JSDOMGlobalObject*>(globalObject));
140}
141
142void JSUserMessageHandler::destroy(JSC::JSCell* cell)
143{
144 JSUserMessageHandler* thisObject = static_cast<JSUserMessageHandler*>(cell);
145 thisObject->JSUserMessageHandler::~JSUserMessageHandler();
146}
147
148template<> inline JSUserMessageHandler* IDLOperation<JSUserMessageHandler>::cast(ExecState& state)
149{
150 return jsDynamicCast<JSUserMessageHandler*>(state.vm(), state.thisValue());
151}
152
153EncodedJSValue jsUserMessageHandlerConstructor(ExecState* state, EncodedJSValue thisValue, PropertyName)
154{
155 VM& vm = state->vm();
156 auto throwScope = DECLARE_THROW_SCOPE(vm);
157 auto* prototype = jsDynamicCast<JSUserMessageHandlerPrototype*>(vm, JSValue::decode(thisValue));
158 if (UNLIKELY(!prototype))
159 return throwVMTypeError(state, throwScope);
160 return JSValue::encode(JSUserMessageHandler::getConstructor(state->vm(), prototype->globalObject()));
161}
162
163bool setJSUserMessageHandlerConstructor(ExecState* state, EncodedJSValue thisValue, EncodedJSValue encodedValue)
164{
165 VM& vm = state->vm();
166 auto throwScope = DECLARE_THROW_SCOPE(vm);
167 auto* prototype = jsDynamicCast<JSUserMessageHandlerPrototype*>(vm, JSValue::decode(thisValue));
168 if (UNLIKELY(!prototype)) {
169 throwVMTypeError(state, throwScope);
170 return false;
171 }
172 // Shadowing a built-in constructor
173 return prototype->putDirect(vm, vm.propertyNames->constructor, JSValue::decode(encodedValue));
174}
175
176static inline JSC::EncodedJSValue jsUserMessageHandlerPrototypeFunctionPostMessageBody(JSC::ExecState* state, typename IDLOperation<JSUserMessageHandler>::ClassParameter castedThis, JSC::ThrowScope& throwScope)
177{
178 UNUSED_PARAM(state);
179 UNUSED_PARAM(throwScope);
180 auto& impl = castedThis->wrapped();
181 if (UNLIKELY(state->argumentCount() < 1))
182 return throwVMError(state, throwScope, createNotEnoughArgumentsError(state));
183 auto message = convert<IDLSerializedScriptValue<SerializedScriptValue>>(*state, state->uncheckedArgument(0));
184 RETURN_IF_EXCEPTION(throwScope, encodedJSValue());
185 propagateException(*state, throwScope, impl.postMessage(WTFMove(message)));
186 return JSValue::encode(jsUndefined());
187}
188
189EncodedJSValue JSC_HOST_CALL jsUserMessageHandlerPrototypeFunctionPostMessage(ExecState* state)
190{
191 return IDLOperation<JSUserMessageHandler>::call<jsUserMessageHandlerPrototypeFunctionPostMessageBody>(*state, "postMessage");
192}
193
194void JSUserMessageHandler::heapSnapshot(JSCell* cell, HeapSnapshotBuilder& builder)
195{
196 auto* thisObject = jsCast<JSUserMessageHandler*>(cell);
197 builder.setWrappedObjectForCell(cell, &thisObject->wrapped());
198 if (thisObject->scriptExecutionContext())
199 builder.setLabelForCell(cell, "url " + thisObject->scriptExecutionContext()->url().string());
200 Base::heapSnapshot(cell, builder);
201}
202
203bool JSUserMessageHandlerOwner::isReachableFromOpaqueRoots(JSC::Handle<JSC::Unknown> handle, void*, SlotVisitor& visitor, const char** reason)
204{
205 UNUSED_PARAM(handle);
206 UNUSED_PARAM(visitor);
207 UNUSED_PARAM(reason);
208 return false;
209}
210
211void JSUserMessageHandlerOwner::finalize(JSC::Handle<JSC::Unknown> handle, void* context)
212{
213 auto* jsUserMessageHandler = static_cast<JSUserMessageHandler*>(handle.slot()->asCell());
214 auto& world = *static_cast<DOMWrapperWorld*>(context);
215 uncacheWrapper(world, &jsUserMessageHandler->wrapped(), jsUserMessageHandler);
216}
217
218#if ENABLE(BINDING_INTEGRITY)
219#if PLATFORM(WIN)
220#pragma warning(disable: 4483)
221extern "C" { extern void (*const __identifier("??_7UserMessageHandler@WebCore@@6B@")[])(); }
222#else
223extern "C" { extern void* _ZTVN7WebCore18UserMessageHandlerE[]; }
224#endif
225#endif
226
227JSC::JSValue toJSNewlyCreated(JSC::ExecState*, JSDOMGlobalObject* globalObject, Ref<UserMessageHandler>&& impl)
228{
229
230#if ENABLE(BINDING_INTEGRITY)
231 void* actualVTablePointer = *(reinterpret_cast<void**>(impl.ptr()));
232#if PLATFORM(WIN)
233 void* expectedVTablePointer = WTF_PREPARE_VTBL_POINTER_FOR_INSPECTION(__identifier("??_7UserMessageHandler@WebCore@@6B@"));
234#else
235 void* expectedVTablePointer = WTF_PREPARE_VTBL_POINTER_FOR_INSPECTION(&_ZTVN7WebCore18UserMessageHandlerE[2]);
236#endif
237
238 // If this fails UserMessageHandler does not have a vtable, so you need to add the
239 // ImplementationLacksVTable attribute to the interface definition
240 static_assert(std::is_polymorphic<UserMessageHandler>::value, "UserMessageHandler is not polymorphic");
241
242 // If you hit this assertion you either have a use after free bug, or
243 // UserMessageHandler has subclasses. If UserMessageHandler has subclasses that get passed
244 // to toJS() we currently require UserMessageHandler you to opt out of binding hardening
245 // by adding the SkipVTableValidation attribute to the interface IDL definition
246 RELEASE_ASSERT(actualVTablePointer == expectedVTablePointer);
247#endif
248 return createWrapper<UserMessageHandler>(globalObject, WTFMove(impl));
249}
250
251JSC::JSValue toJS(JSC::ExecState* state, JSDOMGlobalObject* globalObject, UserMessageHandler& impl)
252{
253 return wrap(state, globalObject, impl);
254}
255
256UserMessageHandler* JSUserMessageHandler::toWrapped(JSC::VM& vm, JSC::JSValue value)
257{
258 if (auto* wrapper = jsDynamicCast<JSUserMessageHandler*>(vm, value))
259 return &wrapper->wrapped();
260 return nullptr;
261}
262
263}
264
265#endif // ENABLE(USER_MESSAGE_HANDLERS)
266