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(MEDIA_SOURCE)
24
25#include "JSSourceBufferList.h"
26
27#include "EventNames.h"
28#include "JSDOMAttribute.h"
29#include "JSDOMBinding.h"
30#include "JSDOMConstructorNotConstructable.h"
31#include "JSDOMConvertInterface.h"
32#include "JSDOMConvertNumbers.h"
33#include "JSDOMExceptionHandling.h"
34#include "JSDOMGlobalObject.h"
35#include "JSDOMOperation.h"
36#include "JSDOMWrapperCache.h"
37#include "JSEventListener.h"
38#include "JSSourceBuffer.h"
39#include "ScriptExecutionContext.h"
40#include <JavaScriptCore/ArrayPrototype.h>
41#include <JavaScriptCore/BuiltinNames.h>
42#include <JavaScriptCore/HeapSnapshotBuilder.h>
43#include <JavaScriptCore/JSCInlines.h>
44#include <JavaScriptCore/PropertyNameArray.h>
45#include <wtf/GetPtr.h>
46#include <wtf/PointerPreparations.h>
47#include <wtf/URL.h>
48
49
50namespace WebCore {
51using namespace JSC;
52
53// Functions
54
55JSC::EncodedJSValue JSC_HOST_CALL jsSourceBufferListPrototypeFunctionItem(JSC::ExecState*);
56
57// Attributes
58
59JSC::EncodedJSValue jsSourceBufferListConstructor(JSC::ExecState*, JSC::EncodedJSValue, JSC::PropertyName);
60bool setJSSourceBufferListConstructor(JSC::ExecState*, JSC::EncodedJSValue, JSC::EncodedJSValue);
61JSC::EncodedJSValue jsSourceBufferListLength(JSC::ExecState*, JSC::EncodedJSValue, JSC::PropertyName);
62JSC::EncodedJSValue jsSourceBufferListOnaddsourcebuffer(JSC::ExecState*, JSC::EncodedJSValue, JSC::PropertyName);
63bool setJSSourceBufferListOnaddsourcebuffer(JSC::ExecState*, JSC::EncodedJSValue, JSC::EncodedJSValue);
64JSC::EncodedJSValue jsSourceBufferListOnremovesourcebuffer(JSC::ExecState*, JSC::EncodedJSValue, JSC::PropertyName);
65bool setJSSourceBufferListOnremovesourcebuffer(JSC::ExecState*, JSC::EncodedJSValue, JSC::EncodedJSValue);
66
67class JSSourceBufferListPrototype : public JSC::JSNonFinalObject {
68public:
69 using Base = JSC::JSNonFinalObject;
70 static JSSourceBufferListPrototype* create(JSC::VM& vm, JSDOMGlobalObject* globalObject, JSC::Structure* structure)
71 {
72 JSSourceBufferListPrototype* ptr = new (NotNull, JSC::allocateCell<JSSourceBufferListPrototype>(vm.heap)) JSSourceBufferListPrototype(vm, globalObject, structure);
73 ptr->finishCreation(vm);
74 return ptr;
75 }
76
77 DECLARE_INFO;
78 static JSC::Structure* createStructure(JSC::VM& vm, JSC::JSGlobalObject* globalObject, JSC::JSValue prototype)
79 {
80 return JSC::Structure::create(vm, globalObject, prototype, JSC::TypeInfo(JSC::ObjectType, StructureFlags), info());
81 }
82
83private:
84 JSSourceBufferListPrototype(JSC::VM& vm, JSC::JSGlobalObject*, JSC::Structure* structure)
85 : JSC::JSNonFinalObject(vm, structure)
86 {
87 }
88
89 void finishCreation(JSC::VM&);
90};
91
92using JSSourceBufferListConstructor = JSDOMConstructorNotConstructable<JSSourceBufferList>;
93
94template<> JSValue JSSourceBufferListConstructor::prototypeForStructure(JSC::VM& vm, const JSDOMGlobalObject& globalObject)
95{
96 return JSEventTarget::getConstructor(vm, &globalObject);
97}
98
99template<> void JSSourceBufferListConstructor::initializeProperties(VM& vm, JSDOMGlobalObject& globalObject)
100{
101 putDirect(vm, vm.propertyNames->prototype, JSSourceBufferList::prototype(vm, globalObject), JSC::PropertyAttribute::DontDelete | JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::DontEnum);
102 putDirect(vm, vm.propertyNames->name, jsNontrivialString(&vm, String("SourceBufferList"_s)), JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::DontEnum);
103 putDirect(vm, vm.propertyNames->length, jsNumber(0), JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::DontEnum);
104}
105
106template<> const ClassInfo JSSourceBufferListConstructor::s_info = { "SourceBufferList", &Base::s_info, nullptr, nullptr, CREATE_METHOD_TABLE(JSSourceBufferListConstructor) };
107
108/* Hash table for prototype */
109
110static const HashTableValue JSSourceBufferListPrototypeTableValues[] =
111{
112 { "constructor", static_cast<unsigned>(JSC::PropertyAttribute::DontEnum), NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsSourceBufferListConstructor), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(setJSSourceBufferListConstructor) } },
113 { "length", static_cast<unsigned>(JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::CustomAccessor | JSC::PropertyAttribute::DOMAttribute), NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsSourceBufferListLength), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(0) } },
114 { "onaddsourcebuffer", static_cast<unsigned>(JSC::PropertyAttribute::CustomAccessor | JSC::PropertyAttribute::DOMAttribute), NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsSourceBufferListOnaddsourcebuffer), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(setJSSourceBufferListOnaddsourcebuffer) } },
115 { "onremovesourcebuffer", static_cast<unsigned>(JSC::PropertyAttribute::CustomAccessor | JSC::PropertyAttribute::DOMAttribute), NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsSourceBufferListOnremovesourcebuffer), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(setJSSourceBufferListOnremovesourcebuffer) } },
116 { "item", static_cast<unsigned>(JSC::PropertyAttribute::Function), NoIntrinsic, { (intptr_t)static_cast<RawNativeFunction>(jsSourceBufferListPrototypeFunctionItem), (intptr_t) (1) } },
117};
118
119const ClassInfo JSSourceBufferListPrototype::s_info = { "SourceBufferListPrototype", &Base::s_info, nullptr, nullptr, CREATE_METHOD_TABLE(JSSourceBufferListPrototype) };
120
121void JSSourceBufferListPrototype::finishCreation(VM& vm)
122{
123 Base::finishCreation(vm);
124 reifyStaticProperties(vm, JSSourceBufferList::info(), JSSourceBufferListPrototypeTableValues, *this);
125 putDirect(vm, vm.propertyNames->iteratorSymbol, globalObject()->arrayPrototype()->getDirect(vm, vm.propertyNames->builtinNames().valuesPrivateName()), static_cast<unsigned>(JSC::PropertyAttribute::DontEnum));
126}
127
128const ClassInfo JSSourceBufferList::s_info = { "SourceBufferList", &Base::s_info, nullptr, nullptr, CREATE_METHOD_TABLE(JSSourceBufferList) };
129
130JSSourceBufferList::JSSourceBufferList(Structure* structure, JSDOMGlobalObject& globalObject, Ref<SourceBufferList>&& impl)
131 : JSEventTarget(structure, globalObject, WTFMove(impl))
132{
133}
134
135void JSSourceBufferList::finishCreation(VM& vm)
136{
137 Base::finishCreation(vm);
138 ASSERT(inherits(vm, info()));
139
140}
141
142JSObject* JSSourceBufferList::createPrototype(VM& vm, JSDOMGlobalObject& globalObject)
143{
144 return JSSourceBufferListPrototype::create(vm, &globalObject, JSSourceBufferListPrototype::createStructure(vm, &globalObject, JSEventTarget::prototype(vm, globalObject)));
145}
146
147JSObject* JSSourceBufferList::prototype(VM& vm, JSDOMGlobalObject& globalObject)
148{
149 return getDOMPrototype<JSSourceBufferList>(vm, globalObject);
150}
151
152JSValue JSSourceBufferList::getConstructor(VM& vm, const JSGlobalObject* globalObject)
153{
154 return getDOMConstructor<JSSourceBufferListConstructor>(vm, *jsCast<const JSDOMGlobalObject*>(globalObject));
155}
156
157bool JSSourceBufferList::getOwnPropertySlot(JSObject* object, ExecState* state, PropertyName propertyName, PropertySlot& slot)
158{
159 auto* thisObject = jsCast<JSSourceBufferList*>(object);
160 ASSERT_GC_OBJECT_INHERITS(thisObject, info());
161 if (auto index = parseIndex(propertyName)) {
162 if (index.value() < thisObject->wrapped().length()) {
163 auto value = toJS<IDLInterface<SourceBuffer>>(*state, *thisObject->globalObject(), thisObject->wrapped().item(index.value()));
164 slot.setValue(thisObject, static_cast<unsigned>(JSC::PropertyAttribute::ReadOnly), value);
165 return true;
166 }
167 }
168 return JSObject::getOwnPropertySlot(object, state, propertyName, slot);
169}
170
171bool JSSourceBufferList::getOwnPropertySlotByIndex(JSObject* object, ExecState* state, unsigned index, PropertySlot& slot)
172{
173 auto* thisObject = jsCast<JSSourceBufferList*>(object);
174 ASSERT_GC_OBJECT_INHERITS(thisObject, info());
175 if (LIKELY(index <= MAX_ARRAY_INDEX)) {
176 if (index < thisObject->wrapped().length()) {
177 auto value = toJS<IDLInterface<SourceBuffer>>(*state, *thisObject->globalObject(), thisObject->wrapped().item(index));
178 slot.setValue(thisObject, static_cast<unsigned>(JSC::PropertyAttribute::ReadOnly), value);
179 return true;
180 }
181 }
182 return JSObject::getOwnPropertySlotByIndex(object, state, index, slot);
183}
184
185void JSSourceBufferList::getOwnPropertyNames(JSObject* object, ExecState* state, PropertyNameArray& propertyNames, EnumerationMode mode)
186{
187 auto* thisObject = jsCast<JSSourceBufferList*>(object);
188 ASSERT_GC_OBJECT_INHERITS(object, info());
189 for (unsigned i = 0, count = thisObject->wrapped().length(); i < count; ++i)
190 propertyNames.add(Identifier::from(state, i));
191 JSObject::getOwnPropertyNames(object, state, propertyNames, mode);
192}
193
194template<> inline JSSourceBufferList* IDLAttribute<JSSourceBufferList>::cast(ExecState& state, EncodedJSValue thisValue)
195{
196 return jsDynamicCast<JSSourceBufferList*>(state.vm(), JSValue::decode(thisValue));
197}
198
199template<> inline JSSourceBufferList* IDLOperation<JSSourceBufferList>::cast(ExecState& state)
200{
201 return jsDynamicCast<JSSourceBufferList*>(state.vm(), state.thisValue());
202}
203
204EncodedJSValue jsSourceBufferListConstructor(ExecState* state, EncodedJSValue thisValue, PropertyName)
205{
206 VM& vm = state->vm();
207 auto throwScope = DECLARE_THROW_SCOPE(vm);
208 auto* prototype = jsDynamicCast<JSSourceBufferListPrototype*>(vm, JSValue::decode(thisValue));
209 if (UNLIKELY(!prototype))
210 return throwVMTypeError(state, throwScope);
211 return JSValue::encode(JSSourceBufferList::getConstructor(state->vm(), prototype->globalObject()));
212}
213
214bool setJSSourceBufferListConstructor(ExecState* state, EncodedJSValue thisValue, EncodedJSValue encodedValue)
215{
216 VM& vm = state->vm();
217 auto throwScope = DECLARE_THROW_SCOPE(vm);
218 auto* prototype = jsDynamicCast<JSSourceBufferListPrototype*>(vm, JSValue::decode(thisValue));
219 if (UNLIKELY(!prototype)) {
220 throwVMTypeError(state, throwScope);
221 return false;
222 }
223 // Shadowing a built-in constructor
224 return prototype->putDirect(vm, vm.propertyNames->constructor, JSValue::decode(encodedValue));
225}
226
227static inline JSValue jsSourceBufferListLengthGetter(ExecState& state, JSSourceBufferList& thisObject, ThrowScope& throwScope)
228{
229 UNUSED_PARAM(throwScope);
230 UNUSED_PARAM(state);
231 auto& impl = thisObject.wrapped();
232 JSValue result = toJS<IDLUnsignedLong>(state, throwScope, impl.length());
233 return result;
234}
235
236EncodedJSValue jsSourceBufferListLength(ExecState* state, EncodedJSValue thisValue, PropertyName)
237{
238 return IDLAttribute<JSSourceBufferList>::get<jsSourceBufferListLengthGetter, CastedThisErrorBehavior::Assert>(*state, thisValue, "length");
239}
240
241static inline JSValue jsSourceBufferListOnaddsourcebufferGetter(ExecState& state, JSSourceBufferList& thisObject, ThrowScope& throwScope)
242{
243 UNUSED_PARAM(throwScope);
244 UNUSED_PARAM(state);
245 return eventHandlerAttribute(thisObject.wrapped(), eventNames().addsourcebufferEvent, worldForDOMObject(thisObject));
246}
247
248EncodedJSValue jsSourceBufferListOnaddsourcebuffer(ExecState* state, EncodedJSValue thisValue, PropertyName)
249{
250 return IDLAttribute<JSSourceBufferList>::get<jsSourceBufferListOnaddsourcebufferGetter, CastedThisErrorBehavior::Assert>(*state, thisValue, "onaddsourcebuffer");
251}
252
253static inline bool setJSSourceBufferListOnaddsourcebufferSetter(ExecState& state, JSSourceBufferList& thisObject, JSValue value, ThrowScope& throwScope)
254{
255 UNUSED_PARAM(throwScope);
256 setEventHandlerAttribute(state, thisObject, thisObject.wrapped(), eventNames().addsourcebufferEvent, value);
257 return true;
258}
259
260bool setJSSourceBufferListOnaddsourcebuffer(ExecState* state, EncodedJSValue thisValue, EncodedJSValue encodedValue)
261{
262 return IDLAttribute<JSSourceBufferList>::set<setJSSourceBufferListOnaddsourcebufferSetter>(*state, thisValue, encodedValue, "onaddsourcebuffer");
263}
264
265static inline JSValue jsSourceBufferListOnremovesourcebufferGetter(ExecState& state, JSSourceBufferList& thisObject, ThrowScope& throwScope)
266{
267 UNUSED_PARAM(throwScope);
268 UNUSED_PARAM(state);
269 return eventHandlerAttribute(thisObject.wrapped(), eventNames().removesourcebufferEvent, worldForDOMObject(thisObject));
270}
271
272EncodedJSValue jsSourceBufferListOnremovesourcebuffer(ExecState* state, EncodedJSValue thisValue, PropertyName)
273{
274 return IDLAttribute<JSSourceBufferList>::get<jsSourceBufferListOnremovesourcebufferGetter, CastedThisErrorBehavior::Assert>(*state, thisValue, "onremovesourcebuffer");
275}
276
277static inline bool setJSSourceBufferListOnremovesourcebufferSetter(ExecState& state, JSSourceBufferList& thisObject, JSValue value, ThrowScope& throwScope)
278{
279 UNUSED_PARAM(throwScope);
280 setEventHandlerAttribute(state, thisObject, thisObject.wrapped(), eventNames().removesourcebufferEvent, value);
281 return true;
282}
283
284bool setJSSourceBufferListOnremovesourcebuffer(ExecState* state, EncodedJSValue thisValue, EncodedJSValue encodedValue)
285{
286 return IDLAttribute<JSSourceBufferList>::set<setJSSourceBufferListOnremovesourcebufferSetter>(*state, thisValue, encodedValue, "onremovesourcebuffer");
287}
288
289static inline JSC::EncodedJSValue jsSourceBufferListPrototypeFunctionItemBody(JSC::ExecState* state, typename IDLOperation<JSSourceBufferList>::ClassParameter castedThis, JSC::ThrowScope& throwScope)
290{
291 UNUSED_PARAM(state);
292 UNUSED_PARAM(throwScope);
293 auto& impl = castedThis->wrapped();
294 if (UNLIKELY(state->argumentCount() < 1))
295 return throwVMError(state, throwScope, createNotEnoughArgumentsError(state));
296 auto index = convert<IDLUnsignedLong>(*state, state->uncheckedArgument(0));
297 RETURN_IF_EXCEPTION(throwScope, encodedJSValue());
298 return JSValue::encode(toJS<IDLInterface<SourceBuffer>>(*state, *castedThis->globalObject(), impl.item(WTFMove(index))));
299}
300
301EncodedJSValue JSC_HOST_CALL jsSourceBufferListPrototypeFunctionItem(ExecState* state)
302{
303 return IDLOperation<JSSourceBufferList>::call<jsSourceBufferListPrototypeFunctionItemBody>(*state, "item");
304}
305
306void JSSourceBufferList::heapSnapshot(JSCell* cell, HeapSnapshotBuilder& builder)
307{
308 auto* thisObject = jsCast<JSSourceBufferList*>(cell);
309 builder.setWrappedObjectForCell(cell, &thisObject->wrapped());
310 if (thisObject->scriptExecutionContext())
311 builder.setLabelForCell(cell, "url " + thisObject->scriptExecutionContext()->url().string());
312 Base::heapSnapshot(cell, builder);
313}
314
315bool JSSourceBufferListOwner::isReachableFromOpaqueRoots(JSC::Handle<JSC::Unknown> handle, void*, SlotVisitor& visitor, const char** reason)
316{
317 auto* jsSourceBufferList = jsCast<JSSourceBufferList*>(handle.slot()->asCell());
318 if (jsSourceBufferList->wrapped().hasPendingActivity()) {
319 if (UNLIKELY(reason))
320 *reason = "ActiveDOMObject with pending activity";
321 return true;
322 }
323 if (jsSourceBufferList->wrapped().isFiringEventListeners()) {
324 if (UNLIKELY(reason))
325 *reason = "EventTarget firing event listeners";
326 return true;
327 }
328 SourceBufferList* root = &jsSourceBufferList->wrapped();
329 if (UNLIKELY(reason))
330 *reason = "Reachable from SourceBufferList";
331 return visitor.containsOpaqueRoot(root);
332}
333
334void JSSourceBufferListOwner::finalize(JSC::Handle<JSC::Unknown> handle, void* context)
335{
336 auto* jsSourceBufferList = static_cast<JSSourceBufferList*>(handle.slot()->asCell());
337 auto& world = *static_cast<DOMWrapperWorld*>(context);
338 uncacheWrapper(world, &jsSourceBufferList->wrapped(), jsSourceBufferList);
339}
340
341#if ENABLE(BINDING_INTEGRITY)
342#if PLATFORM(WIN)
343#pragma warning(disable: 4483)
344extern "C" { extern void (*const __identifier("??_7SourceBufferList@WebCore@@6B@")[])(); }
345#else
346extern "C" { extern void* _ZTVN7WebCore16SourceBufferListE[]; }
347#endif
348#endif
349
350JSC::JSValue toJSNewlyCreated(JSC::ExecState*, JSDOMGlobalObject* globalObject, Ref<SourceBufferList>&& impl)
351{
352
353#if ENABLE(BINDING_INTEGRITY)
354 void* actualVTablePointer = *(reinterpret_cast<void**>(impl.ptr()));
355#if PLATFORM(WIN)
356 void* expectedVTablePointer = WTF_PREPARE_VTBL_POINTER_FOR_INSPECTION(__identifier("??_7SourceBufferList@WebCore@@6B@"));
357#else
358 void* expectedVTablePointer = WTF_PREPARE_VTBL_POINTER_FOR_INSPECTION(&_ZTVN7WebCore16SourceBufferListE[2]);
359#endif
360
361 // If this fails SourceBufferList does not have a vtable, so you need to add the
362 // ImplementationLacksVTable attribute to the interface definition
363 static_assert(std::is_polymorphic<SourceBufferList>::value, "SourceBufferList is not polymorphic");
364
365 // If you hit this assertion you either have a use after free bug, or
366 // SourceBufferList has subclasses. If SourceBufferList has subclasses that get passed
367 // to toJS() we currently require SourceBufferList you to opt out of binding hardening
368 // by adding the SkipVTableValidation attribute to the interface IDL definition
369 RELEASE_ASSERT(actualVTablePointer == expectedVTablePointer);
370#endif
371 return createWrapper<SourceBufferList>(globalObject, WTFMove(impl));
372}
373
374JSC::JSValue toJS(JSC::ExecState* state, JSDOMGlobalObject* globalObject, SourceBufferList& impl)
375{
376 return wrap(state, globalObject, impl);
377}
378
379SourceBufferList* JSSourceBufferList::toWrapped(JSC::VM& vm, JSC::JSValue value)
380{
381 if (auto* wrapper = jsDynamicCast<JSSourceBufferList*>(vm, value))
382 return &wrapper->wrapped();
383 return nullptr;
384}
385
386}
387
388#endif // ENABLE(MEDIA_SOURCE)
389