static JSBool
XPC_XOW_Enumerate(JSContext *cx, JSObject *obj)
{
obj = GetWrapper(obj);
JSObject *wrappedObj = GetWrappedObject(cx, obj);
if (!wrappedObj) {
// Nothing to enumerate.
return JS_TRUE;
}
XPCCallContext ccx(JS_CALLER, cx);
if (!ccx.IsValid()) {
return ThrowException(NS_ERROR_FAILURE, cx);
}
nsresult rv = CanAccessWrapper(cx, wrappedObj, nsnull);
if (NS_FAILED(rv)) {
if (rv == NS_ERROR_DOM_PROP_ACCESS_DENIED) {
// Can't enumerate on foreign objects.
return ThrowException(rv, cx);
}
return JS_FALSE;
}
return XPCWrapper::Enumerate(cx, obj, wrappedObj);
}
static JSBool
XPC_XOW_Construct(JSContext *cx, JSObject *obj, uintN argc, jsval *argv,
jsval *rval)
{
JSObject *realObj = GetWrapper(JSVAL_TO_OBJECT(argv[-2]));
JSObject *wrappedObj = GetWrappedObject(cx, realObj);
if (!wrappedObj) {
// Nothing to construct.
return JS_TRUE;
}
XPCCallContext ccx(JS_CALLER, cx);
if (!ccx.IsValid()) {
return ThrowException(NS_ERROR_FAILURE, cx);
}
nsresult rv = CanAccessWrapper(cx, wrappedObj, nsnull);
if (NS_FAILED(rv)) {
if (rv == NS_ERROR_DOM_PROP_ACCESS_DENIED) {
// Can't construct.
return ThrowException(rv, cx);
}
return JS_FALSE;
}
if (!JS_CallFunctionValue(cx, obj, OBJECT_TO_JSVAL(wrappedObj), argc, argv,
rval)) {
return JS_FALSE;
}
return XPC_XOW_RewrapIfNeeded(cx, wrappedObj, rval);
}
static JSBool
XPC_COW_NewResolve(JSContext *cx, JSObject *obj, jsval idval, uintN flags,
JSObject **objp)
{
obj = GetWrapper(obj);
JSObject *wrappedObj = GetWrappedObject(cx, obj);
if (!wrappedObj) {
// No wrappedObj means that this is probably the prototype.
*objp = nsnull;
return JS_TRUE;
}
XPCCallContext ccx(JS_CALLER, cx);
if (!ccx.IsValid()) {
return ThrowException(NS_ERROR_FAILURE, cx);
}
jsid id;
JSBool canTouch;
if (!JS_ValueToId(cx, idval, &id) ||
!CanTouchProperty(cx, obj, id, (flags & JSRESOLVE_ASSIGNING) != 0,
&canTouch)) {
return JS_FALSE;
}
if (!canTouch) {
return ThrowException(NS_ERROR_XPC_SECURITY_MANAGER_VETO, cx);
}
return XPCWrapper::NewResolve(cx, obj, JS_TRUE, wrappedObj, id, flags, objp);
}
static JSBool
XPC_XOW_FunctionWrapper(JSContext *cx, JSObject *obj, uintN argc, jsval *argv,
jsval *rval)
{
JSObject *wrappedObj, *outerObj = obj;
// Allow 'this' to be either an XOW, in which case we unwrap it.
// We disallow invalid XOWs that have no wrapped object. Otherwise,
// if it isn't an XOW, then pass it through as-is.
wrappedObj = GetWrapper(obj);
if (wrappedObj) {
wrappedObj = GetWrappedObject(cx, wrappedObj);
if (!wrappedObj) {
return ThrowException(NS_ERROR_ILLEGAL_VALUE, cx);
}
} else {
wrappedObj = obj;
}
JSObject *funObj = JSVAL_TO_OBJECT(argv[-2]);
jsval funToCall;
if (!JS_GetReservedSlot(cx, funObj, XPCWrapper::eWrappedFunctionSlot,
&funToCall)) {
return JS_FALSE;
}
JSFunction *fun = JS_ValueToFunction(cx, funToCall);
if (!fun) {
return ThrowException(NS_ERROR_ILLEGAL_VALUE, cx);
}
XPCCallContext ccx(JS_CALLER, cx);
if (!ccx.IsValid()) {
return ThrowException(NS_ERROR_FAILURE, cx);
}
nsresult rv = CanAccessWrapper(cx, JSVAL_TO_OBJECT(funToCall), nsnull);
if (NS_FAILED(rv) && rv != NS_ERROR_DOM_PROP_ACCESS_DENIED) {
return ThrowException(rv, cx);
}
#ifdef DEBUG
JSNative native = JS_GetFunctionNative(cx, fun);
NS_ASSERTION(native, "How'd we get here with a scripted function?");
#endif
if (!JS_CallFunctionValue(cx, wrappedObj, funToCall, argc, argv, rval)) {
return JS_FALSE;
}
if (NS_SUCCEEDED(rv)) {
return WrapSameOriginProp(cx, outerObj, rval);
}
return XPC_XOW_RewrapIfNeeded(cx, obj, rval);
}
int libusb_cancel_transfer(struct libusb_transfer* transfer)
{
transfer_wrapper* wrapper = GetWrapper(transfer);
transfer->status = LIBUSB_TRANSFER_CANCELLED;
int ret = usb_cancel_async(wrapper->usb);
// 0 on success
// LIBUSB_ERROR_NOT_FOUND if the transfer is already complete or cancelled.
// a LIBUSB_ERROR code on failure
return(ret);
}
void libusb_free_transfer(struct libusb_transfer* transfer)
{
transfer_wrapper* wrapper = GetWrapper(transfer);
if (wrapper->libusb.flags & LIBUSB_TRANSFER_FREE_TRANSFER)
free_wrapper(wrapper);
else if (TListTransfers::Orphan(wrapper))
free_wrapper(wrapper);
else
wrapper->libusb.flags |= LIBUSB_TRANSFER_FREE_TRANSFER;
}
static JSBool
XPC_COW_GetOrSetProperty(JSContext *cx, JSObject *obj, jsval id, jsval *vp,
JSBool isSet)
{
obj = GetWrapper(obj);
if (!obj) {
return ThrowException(NS_ERROR_ILLEGAL_VALUE, cx);
}
XPCCallContext ccx(JS_CALLER, cx);
if (!ccx.IsValid()) {
return ThrowException(NS_ERROR_FAILURE, cx);
}
AUTO_MARK_JSVAL(ccx, vp);
JSObject *wrappedObj = GetWrappedObject(cx, obj);
if (!wrappedObj) {
return ThrowException(NS_ERROR_ILLEGAL_VALUE, cx);
}
jsid interned_id;
if (!JS_ValueToId(cx, id, &interned_id)) {
return JS_FALSE;
}
if (interned_id == GetRTIdByIndex(cx, XPCJSRuntime::IDX_PROTO) ||
interned_id == GetRTIdByIndex(cx, XPCJSRuntime::IDX_PARENT) ||
interned_id == GetRTIdByIndex(cx, XPCJSRuntime::IDX_EXPOSEDPROPS)) {
// No getting or setting __proto__ or __parent__ on my object.
return ThrowException(NS_ERROR_INVALID_ARG, cx); // XXX better error message
}
JSBool canTouch;
if (!CanTouchProperty(cx, obj, interned_id, isSet, &canTouch)) {
return JS_FALSE;
}
if (!canTouch) {
return ThrowException(NS_ERROR_XPC_SECURITY_MANAGER_VETO, cx);
}
if (!XPC_COW_RewrapForChrome(cx, obj, vp)) {
return JS_FALSE;
}
JSBool ok = isSet
? JS_SetPropertyById(cx, wrappedObj, interned_id, vp)
: JS_GetPropertyById(cx, wrappedObj, interned_id, vp);
if (!ok) {
return JS_FALSE;
}
return XPC_COW_RewrapForContent(cx, obj, vp);
}
void JSWindowActor::DestroyCallback(DestroyCallbackFunction callback) {
AutoEntryScript aes(xpc::PrivilegedJunkScope(),
"JSWindowActor destroy callback");
JSContext* cx = aes.cx();
MozActorDestroyCallbacks callbacksHolder;
NS_ENSURE_TRUE_VOID(GetWrapper());
JS::Rooted<JS::Value> val(cx, JS::ObjectValue(*GetWrapper()));
if (NS_WARN_IF(!callbacksHolder.Init(cx, val))) {
return;
}
// Destroy callback is optional.
if (callback == DestroyCallbackFunction::WillDestroy) {
if (callbacksHolder.mWillDestroy.WasPassed()) {
callbacksHolder.mWillDestroy.Value()->Call();
}
} else {
if (callbacksHolder.mDidDestroy.WasPassed()) {
callbacksHolder.mDidDestroy.Value()->Call();
}
}
}
JNIEXPORT void JNICALL Java_com_opensubdiv_OpenSubdivViewer_OpenSubdiv_UpdatePoints(
JNIEnv * env, jclass, jint meshHandleId,
jint level, jfloatArray pointsArray)
{
int pointsSize = env->GetArrayLength(pointsArray);
jfloat *points = env->GetFloatArrayElements(pointsArray, 0);
OsdMeshWrapperSharedPtr wrapper = GetWrapper(meshHandleId);
wrapper->UpdatePoints(level, points);
env->ReleaseFloatArrayElements(pointsArray, points, 0);
}
int libusb_submit_transfer(struct libusb_transfer* transfer)
{
transfer_wrapper* wrapper = GetWrapper(transfer);
void*& context = wrapper->usb;
if (NULL == context)
{
int ret (LIBUSB_ERROR_OTHER);
switch(transfer->type)
{
case LIBUSB_TRANSFER_TYPE_CONTROL :
fprintf(stderr, "ERROR: libusb_submit_transfer() with LIBUSB_TRANSFER_TYPE_CONTROL; use libusb_control_transfer() instead.\n");
return(LIBUSB_ERROR_INVALID_PARAM);
case LIBUSB_TRANSFER_TYPE_ISOCHRONOUS :
ret = usb_isochronous_setup_async(translate(transfer->dev_handle), &context, transfer->endpoint, transfer->iso_packet_desc[0].length);
break;
case LIBUSB_TRANSFER_TYPE_BULK :
ret = usb_bulk_setup_async(translate(transfer->dev_handle), &context, transfer->endpoint);
break;
case LIBUSB_TRANSFER_TYPE_INTERRUPT :
ret = usb_interrupt_setup_async(translate(transfer->dev_handle), &context, transfer->endpoint);
break;
default :
return(LIBUSB_ERROR_INVALID_PARAM);
}
if (ret < 0)
{
// TODO: better error handling...
// what do the functions usb_***_setup_async() actually return on error?
return(ret);
}
TMapIsocTransfers::iterator it = mIsocTransfers.find(transfer->endpoint);
if (it == mIsocTransfers.end())
mIsocTransfers.insert(std::make_pair(transfer->endpoint, new TListTransfers()));
}
mIsocTransfers[transfer->endpoint]->Append(wrapper);
transfer->status = LIBUSB_TRANSFER_COMPLETED;
int ret = usb_submit_async(context, (char*)transfer->buffer, transfer->length);
if (ret < 0)
{
// TODO: better error handling...
// what does usb_submit_async() actually returns on error?
// LIBUSB_ERROR_NO_DEVICE if the device has been disconnected
// LIBUSB_ERROR_BUSY if the transfer has already been submitted.
// another LIBUSB_ERROR code on other failure
return(ret);
}
// 0 on success
return(0);
}
nsresult
nsDOMDocumentType::BindToTree(nsIDocument *aDocument, nsIContent *aParent,
nsIContent *aBindingParent,
PRBool aCompileEventHandlers)
{
if (!HasSameOwnerDoc(NODE_FROM(aParent, aDocument))) {
NS_ASSERTION(!GetOwnerDoc(), "Need to adopt or import first!");
// DocumentType nodes are the only nodes that can have a null ownerDocument
// according to the DOM spec, so we need to give them a new nodeinfo in that
// case.
// XXX We may want to move this to nsDOMImplementation::CreateDocument if
// we want to rely on the nodeinfo and wrappers being right before
// getting into ReplaceOrInsertBefore or doInsertChildAt. That would
// break inserting DOMDocumentType nodes through other DOM methods
// though.
nsNodeInfoManager *nimgr = aParent ?
aParent->NodeInfo()->NodeInfoManager() :
aDocument->NodeInfoManager();
nsCOMPtr<nsINodeInfo> newNodeInfo;
newNodeInfo = nimgr->GetNodeInfo(mNodeInfo->NameAtom(),
mNodeInfo->GetPrefixAtom(),
mNodeInfo->NamespaceID());
NS_ENSURE_TRUE(newNodeInfo, NS_ERROR_OUT_OF_MEMORY);
mNodeInfo.swap(newNodeInfo);
JSObject *oldScope = GetWrapper();
if (oldScope) {
nsIXPConnect *xpc = nsContentUtils::XPConnect();
JSContext *cx = nsnull;
JSObject *newScope = nsnull;
nsresult rv = nsContentUtils::GetContextAndScope(nsnull,
nimgr->GetDocument(),
&cx, &newScope);
if (cx && xpc) {
nsISupports *node = NS_ISUPPORTS_CAST(nsIContent*, this);
nsCOMPtr<nsIXPConnectJSObjectHolder> oldWrapper;
rv = xpc->ReparentWrappedNativeIfFound(cx, oldScope, newScope, node,
getter_AddRefs(oldWrapper));
}
if (NS_FAILED(rv)) {
mNodeInfo.swap(newNodeInfo);
return rv;
}
}
HRESULT DirectDraw::QueryInterface(
REFIID riid,
LPVOID* obp
)
{
std::ostringstream str;
str << this << " " << __FUNCTION__;
str << tostr_GUID(&riid);
HRESULT hr = this->_original->QueryInterface(riid, obp);
if (SUCCEEDED(hr))
{
void* wrapper = GetWrapper(*obp);
if (wrapper)
{
*obp = wrapper;
}
else if (riid == IID_IDirectDraw2)
{
*obp = CreateWrapperT(DirectDraw2, *obp);
}
else if (riid == IID_IDirectDraw4)
{
*obp = CreateWrapperT(DirectDraw4, *obp);
}
else if (riid == IID_IDirect3D)
{
*obp = CreateWrapperT(Direct3D, *obp);
}
else
{
str << std::endl;
str << "\tNOT WRAPPED";
}
}
str << std::endl;
str << tostr_HR(hr);
if (obp)
{
str << " " << *obp;
}
LogText(str.str());
return hr;
}
static JSBool
XPC_COW_Enumerate(JSContext *cx, JSObject *obj)
{
obj = GetWrapper(obj);
JSObject *wrappedObj = GetWrappedObject(cx, obj);
if (!wrappedObj) {
// Nothing to enumerate.
return JS_TRUE;
}
XPCCallContext ccx(JS_CALLER, cx);
if (!ccx.IsValid()) {
return ThrowException(NS_ERROR_FAILURE, cx);
}
return XPCWrapper::Enumerate(cx, obj, wrappedObj);
}
static JSBool
XPC_XOW_toString(JSContext *cx, JSObject *obj, uintN argc, jsval *argv,
jsval *rval)
{
obj = GetWrapper(obj);
if (!obj) {
return ThrowException(NS_ERROR_UNEXPECTED, cx);
}
JSObject *wrappedObj = GetWrappedObject(cx, obj);
if (!wrappedObj) {
// Someone's calling toString on our prototype.
NS_NAMED_LITERAL_CSTRING(protoString, "[object XPCCrossOriginWrapper]");
JSString *str =
JS_NewStringCopyN(cx, protoString.get(), protoString.Length());
if (!str) {
return JS_FALSE;
}
*rval = STRING_TO_JSVAL(str);
return JS_TRUE;
}
XPCCallContext ccx(JS_CALLER, cx);
if (!ccx.IsValid()) {
return ThrowException(NS_ERROR_FAILURE, cx);
}
nsresult rv = CanAccessWrapper(cx, wrappedObj, nsnull);
if (rv == NS_ERROR_DOM_PROP_ACCESS_DENIED) {
nsIScriptSecurityManager *ssm = XPCWrapper::GetSecurityManager();
if (!ssm) {
return ThrowException(NS_ERROR_NOT_INITIALIZED, cx);
}
rv = ssm->CheckPropertyAccess(cx, wrappedObj,
STOBJ_GET_CLASS(wrappedObj)->name,
GetRTStringByIndex(cx, XPCJSRuntime::IDX_TO_STRING),
nsIXPCSecurityManager::ACCESS_GET_PROPERTY);
}
if (NS_FAILED(rv)) {
return JS_FALSE;
}
XPCWrappedNative *wn =
XPCWrappedNative::GetWrappedNativeOfJSObject(cx, wrappedObj);
return XPCWrapper::NativeToString(cx, wn, argc, argv, rval, JS_FALSE);
}
void JSWindowActor::ReceiveMessageOrQuery(
JSContext* aCx, const JSWindowActorMessageMeta& aMetadata,
JS::Handle<JS::Value> aData, ErrorResult& aRv) {
// The argument which we want to pass to IPC.
RootedDictionary<ReceiveMessageArgument> argument(aCx);
argument.mObjects = JS_NewPlainObject(aCx);
argument.mTarget = this;
argument.mName = aMetadata.messageName();
argument.mData = aData;
argument.mJson = aData;
argument.mSync = false;
JS::Rooted<JSObject*> self(aCx, GetWrapper());
JS::Rooted<JSObject*> global(aCx, JS::GetNonCCWObjectGlobal(self));
// We only need to create a promise if we're dealing with a query here. It
// will be resolved or rejected once the listener has been called. Our
// listener on this promise will then send the reply.
RefPtr<Promise> promise;
if (aMetadata.kind() == JSWindowActorMessageKind::Query) {
promise = Promise::Create(xpc::NativeGlobal(global), aRv);
if (NS_WARN_IF(aRv.Failed())) {
return;
}
RefPtr<QueryHandler> handler = new QueryHandler(this, aMetadata);
promise->AppendNativeHandler(handler);
}
// Invoke the actual callback.
JS::Rooted<JS::Value> retval(aCx);
RefPtr<MessageListener> messageListener =
new MessageListener(self, global, nullptr, nullptr);
messageListener->ReceiveMessage(argument, &retval, aRv,
"JSWindowActor receive message");
// If we have a promise, resolve or reject it respectively.
if (promise) {
if (aRv.Failed()) {
promise->MaybeReject(aRv);
} else {
promise->MaybeResolve(aCx, retval);
}
}
}
static JSBool
XPC_COW_AddProperty(JSContext *cx, JSObject *obj, jsval id, jsval *vp)
{
obj = GetWrapper(obj);
jsval resolving;
if (!JS_GetReservedSlot(cx, obj, XPCWrapper::sFlagsSlot, &resolving)) {
return JS_FALSE;
}
if (HAS_FLAGS(resolving, FLAG_RESOLVING)) {
// Allow us to define a property on ourselves.
return JS_TRUE;
}
// Someone's adding a property to us. We need to protect ourselves from
// getters and setters.
JSObject *wrappedObj = GetWrappedObject(cx, obj);
if (!wrappedObj) {
return ThrowException(NS_ERROR_ILLEGAL_VALUE, cx);
}
jsid interned_id;
JSPropertyDescriptor desc;
if (!JS_ValueToId(cx, id, &interned_id) ||
!XPCWrapper::GetPropertyAttrs(cx, obj, interned_id, JSRESOLVE_QUALIFIED,
JS_TRUE, &desc)) {
return JS_FALSE;
}
NS_ASSERTION(desc.obj == obj, "The JS engine lies!");
if (desc.attrs & (JSPROP_GETTER | JSPROP_SETTER)) {
// Only chrome is allowed to add getters or setters to our object.
if (!AllowedToAct(cx, id)) {
return JS_FALSE;
}
}
return XPC_COW_RewrapForChrome(cx, obj, vp) &&
JS_DefinePropertyById(cx, wrappedObj, interned_id, *vp,
desc.getter, desc.setter, desc.attrs);
}
NS_INTERFACE_MAP_END
void
PropertyNodeList::GetValues(JSContext* aCx, nsTArray<JS::Value >& aResult,
ErrorResult& aError)
{
EnsureFresh();
JSObject* wrapper = GetWrapper();
JSAutoCompartment ac(aCx, wrapper);
uint32_t length = mElements.Length();
for (uint32_t i = 0; i < length; ++i) {
JS::Value v = mElements.ElementAt(i)->GetItemValue(aCx, wrapper, aError);
if (aError.Failed()) {
return;
}
aResult.AppendElement(v);
}
}
static JSBool
XPC_XOW_AddProperty(JSContext *cx, JSObject *obj, jsval id, jsval *vp)
{
// All AddProperty needs to do is pass on addProperty requests to
// same-origin objects, and throw for all else.
obj = GetWrapper(obj);
jsval resolving;
if (!JS_GetReservedSlot(cx, obj, XPCWrapper::sFlagsSlot, &resolving)) {
return JS_FALSE;
}
if (HAS_FLAGS(resolving, FLAG_RESOLVING)) {
// Allow us to define a property on ourselves.
return JS_TRUE;
}
JSObject *wrappedObj = GetWrappedObject(cx, obj);
if (!wrappedObj) {
return ThrowException(NS_ERROR_ILLEGAL_VALUE, cx);
}
XPCCallContext ccx(JS_CALLER, cx);
if (!ccx.IsValid()) {
return ThrowException(NS_ERROR_FAILURE, cx);
}
JSBool privilegeEnabled = JS_FALSE;
nsresult rv = CanAccessWrapper(cx, wrappedObj, &privilegeEnabled);
if (NS_FAILED(rv)) {
if (rv == NS_ERROR_DOM_PROP_ACCESS_DENIED) {
// Can't override properties on foreign objects.
return ThrowException(rv, cx);
}
return JS_FALSE;
}
// Same origin, pass this request along.
return XPCWrapper::AddProperty(cx, obj, JS_TRUE, wrappedObj, id, vp);
}
JS::Value
DataTransfer::MozGetDataAt(JSContext* aCx, const nsAString& aFormat,
uint32_t aIndex, mozilla::ErrorResult& aRv)
{
nsCOMPtr<nsIVariant> data;
aRv = MozGetDataAt(aFormat, aIndex, getter_AddRefs(data));
if (aRv.Failed()) {
return JS::UndefinedValue();
}
if (!data) {
return JS::NullValue();
}
JS::Rooted<JS::Value> result(aCx);
JS::Rooted<JSObject*> scope(aCx, GetWrapper());
if (!VariantToJsval(aCx, scope, data, &result)) {
aRv = NS_ERROR_FAILURE;
return JS::UndefinedValue();
}
return result;
}
static JSBool
XPC_COW_FunctionWrapper(JSContext *cx, JSObject *obj, uintN argc, jsval *argv,
jsval *rval)
{
JSObject *wrappedObj;
// Allow 'this' to be either a COW, in which case we unwrap it or something
// that isn't a COW. We disallow invalid COWs that have no wrapped object.
wrappedObj = GetWrapper(obj);
if (wrappedObj) {
wrappedObj = GetWrappedObject(cx, wrappedObj);
if (!wrappedObj) {
return ThrowException(NS_ERROR_ILLEGAL_VALUE, cx);
}
} else {
wrappedObj = obj;
}
jsval funToCall;
if (!JS_GetReservedSlot(cx, JSVAL_TO_OBJECT(argv[-2]),
XPCWrapper::eWrappedFunctionSlot, &funToCall)) {
return JS_FALSE;
}
for (uintN i = 0; i < argc; ++i) {
if (!XPC_COW_RewrapForChrome(cx, obj, &argv[i])) {
return JS_FALSE;
}
}
if (!JS_CallFunctionValue(cx, wrappedObj, funToCall, argc, argv, rval)) {
return JS_FALSE;
}
return XPC_COW_RewrapForContent(cx, obj, rval);
}
static JSBool
XPC_XOW_GetOrSetProperty(JSContext *cx, JSObject *obj, jsval id, jsval *vp,
JSBool isSet)
{
if (id == GetRTStringByIndex(cx, XPCJSRuntime::IDX_TO_STRING)) {
return JS_TRUE;
}
// Don't do anything if we already resolved to a wrapped function in
// NewResolve. In practice, this means that this is a wrapped eval
// function.
jsval v = *vp;
if (!JSVAL_IS_PRIMITIVE(v) &&
JS_ObjectIsFunction(cx, JSVAL_TO_OBJECT(v)) &&
JS_GetFunctionNative(cx, JS_ValueToFunction(cx, v)) ==
XPC_XOW_FunctionWrapper) {
return JS_TRUE;
}
JSObject *origObj = obj;
obj = GetWrapper(obj);
if (!obj) {
return ThrowException(NS_ERROR_ILLEGAL_VALUE, cx);
}
XPCCallContext ccx(JS_CALLER, cx);
if (!ccx.IsValid()) {
return ThrowException(NS_ERROR_FAILURE, cx);
}
AUTO_MARK_JSVAL(ccx, vp);
JSObject *wrappedObj = GetWrappedObject(cx, obj);
if (!wrappedObj) {
return ThrowException(NS_ERROR_ILLEGAL_VALUE, cx);
}
JSBool privilegeEnabled;
nsresult rv = CanAccessWrapper(cx, wrappedObj, &privilegeEnabled);
if (NS_FAILED(rv)) {
if (rv != NS_ERROR_DOM_PROP_ACCESS_DENIED) {
return JS_FALSE;
}
// This is a request to get a property across origins. We need to
// determine if this property is allAccess. If it is, then we need to
// actually get the property. If not, we simply need to throw an
// exception.
XPCWrappedNative *wn =
XPCWrappedNative::GetWrappedNativeOfJSObject(cx, wrappedObj);
NS_ASSERTION(wn, "How did we wrap a non-WrappedNative?");
if (!IsValFrame(wrappedObj, id, wn)) {
nsIScriptSecurityManager *ssm = XPCWrapper::GetSecurityManager();
if (!ssm) {
return ThrowException(NS_ERROR_NOT_INITIALIZED, cx);
}
rv = ssm->CheckPropertyAccess(cx, wrappedObj,
STOBJ_GET_CLASS(wrappedObj)->name,
id, isSet ? XPCWrapper::sSecMgrSetProp
: XPCWrapper::sSecMgrGetProp);
if (NS_FAILED(rv)) {
// The security manager threw an exception for us.
return JS_FALSE;
}
}
return XPCWrapper::GetOrSetNativeProperty(cx, obj, wn, id, vp, isSet,
JS_FALSE);
}
JSObject *proto = nsnull; // Initialize this to quiet GCC.
JSBool checkProto =
(isSet && id == GetRTStringByIndex(cx, XPCJSRuntime::IDX_PROTO));
if (checkProto) {
proto = STOBJ_GET_PROTO(wrappedObj);
}
// Same origin, pass this request along as though nothing interesting
// happened.
jsid asId;
if (!JS_ValueToId(cx, id, &asId)) {
return JS_FALSE;
}
JSBool ok = isSet
? JS_SetPropertyById(cx, wrappedObj, asId, vp)
: JS_GetPropertyById(cx, wrappedObj, asId, vp);
if (!ok) {
return JS_FALSE;
}
if (checkProto) {
JSObject *newProto = STOBJ_GET_PROTO(wrappedObj);
// If code is trying to set obj.__proto__ and we're on obj's
// prototype chain, then the JS_GetPropertyById above will do the
// wrong thing if wrappedObj still delegates to Object.prototype.
// However, it's hard to figure out if wrappedObj still does
// delegate to Object.prototype so check to see if proto changed as a
// result of setting __proto__.
if (origObj != obj) {
// Undo the damage.
if (!JS_SetPrototype(cx, wrappedObj, proto) ||
!JS_SetPrototype(cx, origObj, newProto)) {
return JS_FALSE;
}
} else if (newProto) {
// __proto__ setting is a bad hack, people shouldn't do it. In
// this case we're setting the direct prototype of a XOW object,
// in the interests of sanity only allow it to be set to null in
// this case.
JS_SetPrototype(cx, wrappedObj, proto);
JS_ReportError(cx, "invalid __proto__ value (can only be set to null)");
return JS_FALSE;
}
}
return WrapSameOriginProp(cx, obj, vp);
}
JNIEXPORT jint JNICALL Java_com_opensubdiv_OpenSubdivViewer_OpenSubdiv_GetTrianglesIndexCount(
JNIEnv * env, jclass, jint meshHandleId)
{
OsdMeshWrapperSharedPtr wrapper = GetWrapper(meshHandleId);
return jint(wrapper->GetTrianglesIndexCount());
}
static JSBool
XPC_XOW_NewResolve(JSContext *cx, JSObject *obj, jsval id, uintN flags,
JSObject **objp)
{
obj = GetWrapper(obj);
JSObject *wrappedObj = GetWrappedObject(cx, obj);
if (!wrappedObj) {
// No wrappedObj means that this is probably the prototype.
*objp = nsnull;
return JS_TRUE;
}
XPCCallContext ccx(JS_CALLER, cx);
if (!ccx.IsValid()) {
return ThrowException(NS_ERROR_FAILURE, cx);
}
JSBool privilegeEnabled;
nsresult rv = CanAccessWrapper(cx, wrappedObj, &privilegeEnabled);
if (NS_FAILED(rv)) {
if (rv != NS_ERROR_DOM_PROP_ACCESS_DENIED) {
return JS_FALSE;
}
// We're dealing with a cross-origin lookup. Ensure that we're allowed to
// resolve this property and resolve it if so. Otherwise, we deny access
// and throw a security error. Note that this code does not actually check
// to see if the property exists, that's dealt with below.
XPCWrappedNative *wn =
XPCWrappedNative::GetWrappedNativeOfJSObject(cx, wrappedObj);
NS_ASSERTION(wn, "How did we wrap a non-WrappedNative?");
if (!IsValFrame(wrappedObj, id, wn)) {
nsIScriptSecurityManager *ssm = XPCWrapper::GetSecurityManager();
if (!ssm) {
return ThrowException(NS_ERROR_NOT_INITIALIZED, cx);
}
PRUint32 action = (flags & JSRESOLVE_ASSIGNING)
? XPCWrapper::sSecMgrSetProp
: XPCWrapper::sSecMgrGetProp;
rv = ssm->CheckPropertyAccess(cx, wrappedObj,
STOBJ_GET_CLASS(wrappedObj)->name,
id, action);
if (NS_FAILED(rv)) {
// The security manager threw an exception for us.
return JS_FALSE;
}
}
// We're out! We're allowed to resolve this property.
return XPCWrapper::ResolveNativeProperty(cx, obj, wrappedObj, wn, id,
flags, objp, JS_FALSE);
}
if (privilegeEnabled && !(obj = GetUXPCObject(cx, obj))) {
return JS_FALSE;
}
if (id == GetRTStringByIndex(cx, XPCJSRuntime::IDX_TO_STRING)) {
jsval oldSlotVal;
if (!JS_GetReservedSlot(cx, obj, XPCWrapper::sFlagsSlot, &oldSlotVal) ||
!JS_SetReservedSlot(cx, obj, XPCWrapper::sFlagsSlot,
INT_TO_JSVAL(JSVAL_TO_INT(oldSlotVal) |
FLAG_RESOLVING))) {
return JS_FALSE;
}
JSBool ok = JS_DefineFunction(cx, obj, "toString",
XPC_XOW_toString, 0, 0) != nsnull;
JS_SetReservedSlot(cx, obj, XPCWrapper::sFlagsSlot, oldSlotVal);
if (ok) {
*objp = obj;
}
return ok;
}
return XPCWrapper::NewResolve(cx, obj, JS_TRUE, wrappedObj, id, flags, objp);
}
JNIEXPORT jint JNICALL Java_com_opensubdiv_OpenSubdivViewer_OpenSubdiv_GetVertexBufferId(
JNIEnv * env, jclass, jint meshHandleId)
{
OsdMeshWrapperSharedPtr wrapper = GetWrapper(meshHandleId);
return jint(wrapper->GetVertexBufferId());
}
