bool JSObjectSetPrivate(JSObjectRef object, void* data)
{
JSObject* jsObject = uncheckedToJS(object);
VM& vm = *jsObject->vm();
const ClassInfo* classInfo = classInfoPrivate(jsObject);
// Get wrapped object if proxied
if (classInfo->isSubClassOf(JSProxy::info())) {
jsObject = static_cast<JSProxy*>(jsObject)->target();
classInfo = jsObject->classInfo(vm);
}
if (classInfo->isSubClassOf(JSCallbackObject<JSGlobalObject>::info())) {
static_cast<JSCallbackObject<JSGlobalObject>*>(jsObject)->setPrivate(data);
return true;
}
if (classInfo->isSubClassOf(JSCallbackObject<JSDestructibleObject>::info())) {
static_cast<JSCallbackObject<JSDestructibleObject>*>(jsObject)->setPrivate(data);
return true;
}
#if JSC_OBJC_API_ENABLED
if (classInfo->isSubClassOf(JSCallbackObject<JSAPIWrapperObject>::info())) {
static_cast<JSCallbackObject<JSAPIWrapperObject>*>(jsObject)->setPrivate(data);
return true;
}
#endif
return false;
}
EncodedJSValue JSC_HOST_CALL functionProtoFuncToString(ExecState* exec)
{
VM& vm = exec->vm();
auto scope = DECLARE_THROW_SCOPE(vm);
JSValue thisValue = exec->thisValue();
if (thisValue.inherits(JSFunction::info())) {
JSFunction* function = jsCast<JSFunction*>(thisValue);
if (function->isHostOrBuiltinFunction()) {
scope.release();
return JSValue::encode(jsMakeNontrivialString(exec, "function ", function->name(vm), "() {\n [native code]\n}"));
}
FunctionExecutable* executable = function->jsExecutable();
if (executable->isClass()) {
StringView classSource = executable->classSource().view();
return JSValue::encode(jsString(exec, classSource.toStringWithoutCopying()));
}
if (thisValue.inherits(JSAsyncFunction::info())) {
String functionHeader = executable->isArrowFunction() ? "async " : "async function ";
StringView source = executable->source().provider()->getRange(
executable->parametersStartOffset(),
executable->parametersStartOffset() + executable->source().length());
return JSValue::encode(jsMakeNontrivialString(exec, functionHeader, function->name(vm), source));
}
String functionHeader = executable->isArrowFunction() ? "" : "function ";
StringView source = executable->source().provider()->getRange(
executable->parametersStartOffset(),
executable->parametersStartOffset() + executable->source().length());
scope.release();
return JSValue::encode(jsMakeNontrivialString(exec, functionHeader, function->name(vm), source));
}
if (thisValue.inherits(InternalFunction::info())) {
InternalFunction* function = asInternalFunction(thisValue);
scope.release();
return JSValue::encode(jsMakeNontrivialString(exec, "function ", function->name(), "() {\n [native code]\n}"));
}
if (thisValue.isObject()) {
JSObject* object = asObject(thisValue);
if (object->inlineTypeFlags() & TypeOfShouldCallGetCallData) {
CallData callData;
if (object->methodTable(vm)->getCallData(object, callData) != CallType::None) {
if (auto* classInfo = object->classInfo()) {
scope.release();
return JSValue::encode(jsMakeNontrivialString(exec, "function ", classInfo->className, "() {\n [native code]\n}"));
}
}
}
}
return throwVMTypeError(exec, scope);
}
static EncodedJSValue JSC_HOST_CALL constructWithArrayConstructor(ExecState* exec)
{
ArgList args(exec);
JSValue prototype = JSValue();
JSObject* newTarget = exec->newTarget().getObject();
if (newTarget->classInfo() != ArrayConstructor::info())
prototype = newTarget->get(exec, exec->propertyNames().prototype);
return JSValue::encode(constructArrayWithSizeQuirk(exec, args, prototype));
}
// Variant value must be released with NPReleaseVariantValue()
void convertValueToNPVariant(ExecState *exec, JSValue *value, NPVariant *result)
{
JSLock lock;
JSType type = value->type();
VOID_TO_NPVARIANT(*result);
if (type == StringType) {
UString ustring = value->toString(exec);
CString cstring = ustring.UTF8String();
NPString string = { (const NPUTF8 *)cstring.c_str(), static_cast<uint32_t>(cstring.size()) };
NPN_InitializeVariantWithStringCopy(result, &string);
} else if (type == NumberType) {
DOUBLE_TO_NPVARIANT(value->toNumber(exec), *result);
} else if (type == BooleanType) {
BOOLEAN_TO_NPVARIANT(value->toBoolean(exec), *result);
} else if (type == UnspecifiedType) {
VOID_TO_NPVARIANT(*result);
} else if (type == NullType) {
NULL_TO_NPVARIANT(*result);
} else if (type == ObjectType) {
JSObject* object = static_cast<JSObject*>(value);
if (object->classInfo() == &RuntimeObjectImp::info) {
RuntimeObjectImp* imp = static_cast<RuntimeObjectImp *>(value);
CInstance* instance = static_cast<CInstance*>(imp->getInternalInstance());
if (instance) {
NPObject* obj = instance->getObject();
_NPN_RetainObject(obj);
OBJECT_TO_NPVARIANT(obj, *result);
}
} else {
Interpreter* originInterpreter = exec->dynamicInterpreter();
RootObject* originRootObject = findRootObject(originInterpreter);
Interpreter* interpreter = 0;
if (originInterpreter->isGlobalObject(value)) {
interpreter = originInterpreter->interpreterForGlobalObject(value);
}
if (!interpreter)
interpreter = originInterpreter;
RootObject* rootObject = findRootObject(interpreter);
if (rootObject) {
NPObject* npObject = _NPN_CreateScriptObject(0, object, originRootObject, rootObject);
OBJECT_TO_NPVARIANT(npObject, *result);
}
}
}
}
JSTypedArrayType JSObjectGetTypedArrayType(JSContextRef ctx, JSObjectRef object) {
ExecState* exec = toJS(ctx);
APIEntryShim entryShim(exec);
JSObject* jsObject = toJS(object);
JSTypedArrayType type = kJSTypedArrayTypeNone;
if( jsObject->inherits(JSArrayBufferView::info()) ) {
type = TypedArrayTypes[jsObject->classInfo()->typedArrayStorageType];
}
else if( jsObject->inherits(JSArrayBuffer::info()) ) {
type = kJSTypedArrayTypeArrayBuffer;
}
return type;
}
JSDOMWindow* toJSDOMWindow(JSValue value)
{
if (!value.isObject())
return 0;
while (!value.isNull()) {
JSObject* object = asObject(value);
const ClassInfo* classInfo = object->classInfo();
if (classInfo == JSDOMWindow::info())
return jsCast<JSDOMWindow*>(object);
if (classInfo == JSDOMWindowShell::info())
return jsCast<JSDOMWindowShell*>(object)->window();
value = object->prototype();
}
return 0;
}
JSTypedArrayType JSTypedArrayGetType(JSContextRef ctx, JSValueRef value) {
ExecState* exec = toJS(ctx);
JSLockHolder locker(exec);
JSValue jsValue = toJS(exec, value);
JSTypedArrayType type = JSTypedArrayType::NotTypedArray;
if( jsValue.inherits(JSArrayBufferView::info()) ) {
JSObject* object = jsValue.getObject();
type = (JSTypedArrayType) object->classInfo()->typedArrayStorageType;
}
else if( jsValue.inherits(JSArrayBuffer::info()) ) {
type = JSTypedArrayType::TypeDataView;
}
return type;
}
// Variant value must be released with NPReleaseVariantValue()
void convertValueToNPVariant(ExecState* exec, JSValue value, NPVariant* result)
{
JSLock lock(SilenceAssertionsOnly);
VOID_TO_NPVARIANT(*result);
if (value.isString()) {
UString ustring = value.toString(exec);
CString cstring = ustring.utf8();
NPString string = { (const NPUTF8*)cstring.data(), static_cast<uint32_t>(cstring.length()) };
NPN_InitializeVariantWithStringCopy(result, &string);
} else if (value.isNumber()) {
DOUBLE_TO_NPVARIANT(value.toNumber(exec), *result);
} else if (value.isBoolean()) {
BOOLEAN_TO_NPVARIANT(value.toBoolean(exec), *result);
} else if (value.isNull()) {
NULL_TO_NPVARIANT(*result);
} else if (value.isObject()) {
JSObject* object = asObject(value);
if (object->classInfo() == &CRuntimeObject::s_info) {
CRuntimeObject* runtimeObject = static_cast<CRuntimeObject*>(object);
CInstance* instance = runtimeObject->getInternalCInstance();
if (instance) {
NPObject* obj = instance->getObject();
_NPN_RetainObject(obj);
OBJECT_TO_NPVARIANT(obj, *result);
}
} else {
#ifdef ANDROID
RootObject* rootObject = findRootObject(exec->dynamicGlobalObject());
if (!rootObject)
rootObject = findRootObject(exec->lexicalGlobalObject());
#else
JSGlobalObject* globalObject = exec->dynamicGlobalObject();
RootObject* rootObject = findRootObject(globalObject);
#endif
if (rootObject) {
NPObject* npObject = _NPN_CreateScriptObject(0, object, rootObject);
OBJECT_TO_NPVARIANT(npObject, *result);
}
}
}
}
// Variant value must be released with NPReleaseVariantValue()
void convertValueToNPVariant(ExecState* exec, JSValuePtr value, NPVariant* result)
{
JSLock lock(false);
VOID_TO_NPVARIANT(*result);
if (value.isString()) {
UString ustring = value.toString(exec);
CString cstring = ustring.UTF8String();
NPString string = { (const NPUTF8*)cstring.c_str(), static_cast<uint32_t>(cstring.size()) };
NPN_InitializeVariantWithStringCopy(result, &string);
} else if (value.isNumber()) {
DOUBLE_TO_NPVARIANT(value.toNumber(exec), *result);
} else if (value.isBoolean()) {
BOOLEAN_TO_NPVARIANT(value.toBoolean(exec), *result);
} else if (value.isNull()) {
NULL_TO_NPVARIANT(*result);
} else if (value.isObject()) {
JSObject* object = asObject(value);
if (object->classInfo() == &RuntimeObjectImp::s_info) {
RuntimeObjectImp* imp = static_cast<RuntimeObjectImp*>(object);
CInstance* instance = static_cast<CInstance*>(imp->getInternalInstance());
if (instance) {
NPObject* obj = instance->getObject();
_NPN_RetainObject(obj);
OBJECT_TO_NPVARIANT(obj, *result);
}
} else {
JSGlobalObject* globalObject = exec->dynamicGlobalObject();
RootObject* rootObject = findRootObject(globalObject);
if (rootObject) {
NPObject* npObject = _NPN_CreateScriptObject(0, object, rootObject);
OBJECT_TO_NPVARIANT(npObject, *result);
}
}
}
}
jvalue convertValueToJValue(ExecState* exec, RootObject* rootObject, JSValue value, JavaType javaType, const char* javaClassName)
{
JSLock lock(SilenceAssertionsOnly);
jvalue result;
memset(&result, 0, sizeof(jvalue));
switch (javaType) {
case JavaTypeArray:
case JavaTypeObject:
{
// FIXME: JavaJSObject::convertValueToJObject functionality is almost exactly the same,
// these functions should use common code.
if (value.isObject()) {
JSObject* object = asObject(value);
if (object->inherits(&JavaRuntimeObject::s_info)) {
// Unwrap a Java instance.
JavaRuntimeObject* runtimeObject = static_cast<JavaRuntimeObject*>(object);
JavaInstance* instance = runtimeObject->getInternalJavaInstance();
if (instance)
result.l = instance->javaInstance();
} else if (object->classInfo() == &RuntimeArray::s_info) {
// Input is a JavaScript Array that was originally created from a Java Array
RuntimeArray* imp = static_cast<RuntimeArray*>(object);
JavaArray* array = static_cast<JavaArray*>(imp->getConcreteArray());
result.l = array->javaArray();
} else if (object->classInfo() == &JSArray::s_info) {
// Input is a Javascript Array. We need to create it to a Java Array.
result.l = convertArrayInstanceToJavaArray(exec, asArray(value), javaClassName);
} else if ((!result.l && (!strcmp(javaClassName, "java.lang.Object")))
|| (!strcmp(javaClassName, "netscape.javascript.JSObject"))) {
// Wrap objects in JSObject instances.
JNIEnv* env = getJNIEnv();
jclass jsObjectClass = env->FindClass("sun/plugin/javascript/webkit/JSObject");
jmethodID constructorID = env->GetMethodID(jsObjectClass, "<init>", "(J)V");
if (constructorID) {
jlong nativeHandle = ptr_to_jlong(object);
rootObject->gcProtect(object);
result.l = env->NewObject(jsObjectClass, constructorID, nativeHandle);
}
}
}
// Create an appropriate Java object if target type is java.lang.Object.
if (!result.l && !strcmp(javaClassName, "java.lang.Object")) {
if (value.isString()) {
UString stringValue = asString(value)->value(exec);
JNIEnv* env = getJNIEnv();
jobject javaString = env->functions->NewString(env, (const jchar*)stringValue.characters(), stringValue.length());
result.l = javaString;
} else if (value.isNumber()) {
double doubleValue = value.asNumber();
JNIEnv* env = getJNIEnv();
jclass clazz = env->FindClass("java/lang/Double");
jmethodID constructor = env->GetMethodID(clazz, "<init>", "(D)V");
jobject javaDouble = env->functions->NewObject(env, clazz, constructor, doubleValue);
result.l = javaDouble;
} else if (value.isBoolean()) {
bool boolValue = value.asBoolean();
JNIEnv* env = getJNIEnv();
jclass clazz = env->FindClass("java/lang/Boolean");
jmethodID constructor = env->GetMethodID(clazz, "<init>", "(Z)V");
jobject javaBoolean = env->functions->NewObject(env, clazz, constructor, boolValue);
result.l = javaBoolean;
} else if (value.isUndefined()) {
UString stringValue = "undefined";
JNIEnv* env = getJNIEnv();
jobject javaString = env->functions->NewString(env, (const jchar*)stringValue.characters(), stringValue.length());
result.l = javaString;
}
}
// Convert value to a string if the target type is a java.lang.String, and we're not
// converting from a null.
if (!result.l && !strcmp(javaClassName, "java.lang.String")) {
if (!value.isNull()) {
UString stringValue = value.toString(exec);
JNIEnv* env = getJNIEnv();
jobject javaString = env->functions->NewString(env, (const jchar*)stringValue.characters(), stringValue.length());
result.l = javaString;
}
}
}
break;
case JavaTypeBoolean:
{
result.z = (jboolean)value.toNumber(exec);
}
break;
case JavaTypeByte:
{
result.b = (jbyte)value.toNumber(exec);
}
break;
case JavaTypeChar:
{
result.c = (jchar)value.toNumber(exec);
}
break;
case JavaTypeShort:
{
result.s = (jshort)value.toNumber(exec);
}
break;
case JavaTypeInt:
{
result.i = (jint)value.toNumber(exec);
}
break;
case JavaTypeLong:
{
result.j = (jlong)value.toNumber(exec);
}
break;
case JavaTypeFloat:
{
result.f = (jfloat)value.toNumber(exec);
}
break;
case JavaTypeDouble:
{
result.d = (jdouble)value.toNumber(exec);
}
break;
case JavaTypeInvalid:
case JavaTypeVoid:
break;
}
return result;
}
jvalue convertValueToJValue(ExecState* exec, JSValue value, JNIType jniType, const char* javaClassName)
{
JSLock lock(SilenceAssertionsOnly);
jvalue result;
switch (jniType) {
case array_type:
case object_type:
{
result.l = (jobject)0;
// First see if we have a Java instance.
if (value.isObject()) {
JSObject* objectImp = asObject(value);
if (objectImp->classInfo() == &RuntimeObjectImp::s_info) {
RuntimeObjectImp* imp = static_cast<RuntimeObjectImp*>(objectImp);
JavaInstance* instance = static_cast<JavaInstance*>(imp->getInternalInstance());
if (instance)
result.l = instance->javaInstance();
} else if (objectImp->classInfo() == &RuntimeArray::s_info) {
// Input is a JavaScript Array that was originally created from a Java Array
RuntimeArray* imp = static_cast<RuntimeArray*>(objectImp);
JavaArray* array = static_cast<JavaArray*>(imp->getConcreteArray());
result.l = array->javaArray();
} else if (objectImp->classInfo() == &JSArray::info) {
// Input is a Javascript Array. We need to create it to a Java Array.
result.l = convertArrayInstanceToJavaArray(exec, asArray(value), javaClassName);
}
}
// Now convert value to a string if the target type is a java.lang.string, and we're not
// converting from a Null.
if (!result.l && !strcmp(javaClassName, "java.lang.String")) {
#ifdef CONVERT_NULL_TO_EMPTY_STRING
if (value->isNull()) {
JNIEnv* env = getJNIEnv();
jchar buf[2];
jobject javaString = env->functions->NewString(env, buf, 0);
result.l = javaString;
} else
#else
if (!value.isNull())
#endif
{
UString stringValue = value.toString(exec);
JNIEnv* env = getJNIEnv();
jobject javaString = env->functions->NewString(env, (const jchar *)stringValue.data(), stringValue.size());
result.l = javaString;
}
} else if (!result.l)
// ANDROID
memset(&result, 0, sizeof(jvalue)); // Handle it the same as a void case
}
break;
case boolean_type:
{
result.z = (jboolean)value.toNumber(exec);
}
break;
case byte_type:
{
result.b = (jbyte)value.toNumber(exec);
}
break;
case char_type:
{
result.c = (jchar)value.toNumber(exec);
}
break;
case short_type:
{
result.s = (jshort)value.toNumber(exec);
}
break;
case int_type:
{
result.i = (jint)value.toNumber(exec);
}
break;
case long_type:
{
result.j = (jlong)value.toNumber(exec);
}
break;
case float_type:
{
result.f = (jfloat)value.toNumber(exec);
}
break;
case double_type:
{
result.d = (jdouble)value.toNumber(exec);
}
break;
break;
case invalid_type:
default:
case void_type:
{
// ANDROID
memset(&result, 0, sizeof(jvalue));
}
break;
}
return result;
}
