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Bug 863289 - GC: Continue the rooting of XPConnect r=bholley

This commit is contained in:
Jon Coppeard 2013-04-17 16:38:44 +01:00
Родитель 0211bf7319
Коммит 6b41db971f
10 изменённых файлов: 132 добавлений и 115 удалений
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70
js/xpconnect/src/XPCConvert.cpp
Просмотреть файл

@ -29,6 +29,7 @@
using namespace xpc;
using namespace mozilla;
using namespace mozilla::dom;
using namespace JS;
//#define STRICT_CHECK_OF_UNICODE
#ifdef STRICT_CHECK_OF_UNICODE
@ -169,7 +170,7 @@ XPCConvert::NativeData2JS(XPCLazyCallContext& lccx, jsval* d, const void* s,
nsID* iid2 = *((nsID**)s);
if (!iid2)
break;
JS::RootedObject scope(cx, lccx.GetScopeForNewJSObjects());
RootedObject scope(cx, lccx.GetScopeForNewJSObjects());
JSObject* obj;
if (!(obj = xpc_NewIDObject(cx, scope, *iid2)))
return false;
@ -369,7 +370,7 @@ bool ConvertToPrimitive(JSContext *cx, const JS::Value& v, T *retval)
// static
JSBool
XPCConvert::JSData2Native(JSContext* cx, void* d, jsval s,
XPCConvert::JSData2Native(JSContext* cx, void* d, HandleValue s,
const nsXPTType& type,
JSBool useAllocator, const nsID* iid,
nsresult* pErr)
@ -754,8 +755,8 @@ XPCConvert::JSData2Native(JSContext* cx, void* d, jsval s,
return false;
}
return JSObject2NativeInterface(cx, (void**)d, &s.toObject(), iid,
nullptr, pErr);
RootedObject src(cx, &s.toObject());
return JSObject2NativeInterface(cx, (void**)d, src, iid, nullptr, pErr);
}
default:
NS_ERROR("bad type");
@ -765,7 +766,7 @@ XPCConvert::JSData2Native(JSContext* cx, void* d, jsval s,
}
inline JSBool
CreateHolderIfNeeded(XPCCallContext& ccx, JSObject* obj, jsval* d,
CreateHolderIfNeeded(XPCCallContext& ccx, HandleObject obj, jsval* d,
nsIXPConnectJSObjectHolder** dest)
{
if (dest) {
@ -830,7 +831,7 @@ XPCConvert::NativeInterface2JSObject(XPCLazyCallContext& lccx,
nsWrapperCache *cache = aHelper.GetWrapperCache();
bool tryConstructSlimWrapper = false;
JS::RootedObject flat(cx);
RootedObject flat(cx);
if (cache) {
flat = cache->GetWrapper();
if (cache->IsDOMBinding()) {
@ -874,7 +875,7 @@ XPCConvert::NativeInterface2JSObject(XPCLazyCallContext& lccx,
if (!ccx.IsValid())
return false;
jsval slim;
RootedValue slim(cx);
if (ConstructSlimWrapper(ccx, aHelper, xpcscope, &slim)) {
*d = slim;
return true;
@ -975,7 +976,7 @@ XPCConvert::NativeInterface2JSObject(XPCLazyCallContext& lccx,
// The call to wrap here handles both cross-compartment and same-compartment
// security wrappers.
JSObject *original = flat;
RootedObject original(cx, flat);
if (!JS_WrapObject(ccx, flat.address()))
return false;
@ -1006,7 +1007,7 @@ XPCConvert::NativeInterface2JSObject(XPCLazyCallContext& lccx,
// static
JSBool
XPCConvert::JSObject2NativeInterface(JSContext* cx,
void** dest, JSObject* src,
void** dest, HandleObject src,
const nsID* iid,
nsISupports* aOuter,
nsresult* pErr)
@ -1153,23 +1154,24 @@ public:
private:
JSContext * const mContext;
JS::AutoValueRooter tvr;
AutoValueRooter tvr;
};
// static
nsresult
XPCConvert::JSValToXPCException(XPCCallContext& ccx,
jsval s,
jsval sArg,
const char* ifaceName,
const char* methodName,
nsIException** exceptn)
{
JSContext* cx = ccx.GetJSContext();
RootedValue s(cx, sArg);
AutoExceptionRestorer aer(cx, s);
if (!JSVAL_IS_PRIMITIVE(s)) {
// we have a JSObject
JSObject* obj = JSVAL_TO_OBJECT(s);
RootedObject obj(cx, JSVAL_TO_OBJECT(s));
if (!obj) {
NS_ERROR("when is an object not an object?");
@ -1255,14 +1257,14 @@ XPCConvert::JSValToXPCException(XPCCallContext& ccx,
return ConstructException(NS_ERROR_XPC_JS_THREW_JS_OBJECT,
strBytes.ptr(), ifaceName, methodName,
nullptr, exceptn, cx, &s);
nullptr, exceptn, cx, s.address());
}
}
if (JSVAL_IS_VOID(s) || JSVAL_IS_NULL(s)) {
return ConstructException(NS_ERROR_XPC_JS_THREW_NULL,
nullptr, ifaceName, methodName, nullptr,
exceptn, cx, &s);
exceptn, cx, s.address());
}
if (JSVAL_IS_NUMBER(s)) {
@ -1293,7 +1295,7 @@ XPCConvert::JSValToXPCException(XPCCallContext& ccx,
if (isResult)
return ConstructException(rv, nullptr, ifaceName, methodName,
nullptr, exceptn, cx, &s);
nullptr, exceptn, cx, s.address());
else {
// XXX all this nsISupportsDouble code seems a little redundant
// now that we're storing the jsval in the exception...
@ -1307,7 +1309,7 @@ XPCConvert::JSValToXPCException(XPCCallContext& ccx,
return NS_ERROR_FAILURE;
data->SetData(number);
rv = ConstructException(NS_ERROR_XPC_JS_THREW_NUMBER, nullptr,
ifaceName, methodName, data, exceptn, cx, &s);
ifaceName, methodName, data, exceptn, cx, s.address());
NS_RELEASE(data);
return rv;
}
@ -1322,7 +1324,7 @@ XPCConvert::JSValToXPCException(XPCCallContext& ccx,
if (!!strBytes) {
return ConstructException(NS_ERROR_XPC_JS_THREW_STRING,
strBytes.ptr(), ifaceName, methodName,
nullptr, exceptn, cx, &s);
nullptr, exceptn, cx, s.address());
}
}
return NS_ERROR_FAILURE;
@ -1660,7 +1662,7 @@ XPCConvert::JSArray2Native(JSContext* cx, void** d, JS::Value s,
return false;
}
JSObject* jsarray = &s.toObject();
RootedObject jsarray(cx, &s.toObject());
// If this is a typed array, then try a fast conversion with memcpy.
if (JS_IsTypedArrayObject(jsarray)) {
@ -1683,22 +1685,22 @@ XPCConvert::JSArray2Native(JSContext* cx, void** d, JS::Value s,
if (pErr)
*pErr = NS_ERROR_XPC_BAD_CONVERT_JS;
#define POPULATE(_mode, _t) \
PR_BEGIN_MACRO \
cleanupMode = _mode; \
size_t max = UINT32_MAX / sizeof(_t); \
if (count > max || \
#define POPULATE(_mode, _t) \
PR_BEGIN_MACRO \
cleanupMode = _mode; \
size_t max = UINT32_MAX / sizeof(_t); \
if (count > max || \
nullptr == (array = nsMemory::Alloc(count * sizeof(_t)))) { \
if (pErr) \
*pErr = NS_ERROR_OUT_OF_MEMORY; \
goto failure; \
} \
for (initedCount = 0; initedCount < count; initedCount++) { \
if (!JS_GetElement(cx, jsarray, initedCount, &current) || \
!JSData2Native(cx, ((_t*)array)+initedCount, current, type, \
true, iid, pErr)) \
goto failure; \
} \
if (pErr) \
*pErr = NS_ERROR_OUT_OF_MEMORY; \
goto failure; \
} \
for (initedCount = 0; initedCount < count; initedCount++) { \
if (!JS_GetElement(cx, jsarray, initedCount, current.address()) || \
!JSData2Native(cx, ((_t*)array)+initedCount, current, type, \
true, iid, pErr)) \
goto failure; \
} \
PR_END_MACRO
// No Action, FRee memory, RElease object
@ -1708,7 +1710,7 @@ XPCConvert::JSArray2Native(JSContext* cx, void** d, JS::Value s,
void *array = nullptr;
uint32_t initedCount;
jsval current;
RootedValue current(cx);
// XXX check IsPtr - esp. to handle array of nsID (as opposed to nsID*)
// XXX make extra space at end of char* and wchar* and null termintate

35
js/xpconnect/src/XPCQuickStubs.cpp
Просмотреть файл

@ -14,6 +14,7 @@
#include "mozilla/dom/BindingUtils.h"
using namespace mozilla;
using namespace JS;
extern const char* xpc_qsStringTable;
@ -99,7 +100,7 @@ PointerHolderClass = {
};
JSBool
xpc_qsDefineQuickStubs(JSContext *cx, JSObject *proto, unsigned flags,
xpc_qsDefineQuickStubs(JSContext *cx, JSObject *protoArg, unsigned flags,
uint32_t ifacec, const nsIID **interfaces,
uint32_t tableSize, const xpc_qsHashEntry *table,
const xpc_qsPropertySpec *propspecs,
@ -114,6 +115,7 @@ xpc_qsDefineQuickStubs(JSContext *cx, JSObject *proto, unsigned flags,
* searching the interfaces forward. Here, definitions toward the
* front of 'interfaces' overwrite those toward the back.
*/
RootedObject proto(cx, protoArg);
for (uint32_t i = ifacec; i-- != 0;) {
const nsID &iid = *interfaces[i];
const xpc_qsHashEntry *entry =
@ -222,7 +224,7 @@ GetMethodInfo(JSContext *cx, jsval *vp, const char **ifaceNamep, jsid *memberIdp
static bool
ThrowCallFailed(JSContext *cx, nsresult rv,
const char *ifaceName, jsid memberId, const char *memberName)
const char *ifaceName, HandleId memberId, const char *memberName)
{
/* Only one of memberId or memberName should be given. */
MOZ_ASSERT(JSID_IS_VOID(memberId) != !memberName);
@ -273,17 +275,19 @@ ThrowCallFailed(JSContext *cx, nsresult rv,
JSBool
xpc_qsThrowGetterSetterFailed(JSContext *cx, nsresult rv, JSObject *obj,
jsid memberId)
jsid memberIdArg)
{
RootedId memberId(cx, memberIdArg);
const char *ifaceName;
GetMemberInfo(obj, memberId, &ifaceName);
return ThrowCallFailed(cx, rv, ifaceName, memberId, NULL);
}
JSBool
xpc_qsThrowGetterSetterFailed(JSContext *cx, nsresult rv, JSObject *obj,
xpc_qsThrowGetterSetterFailed(JSContext *cx, nsresult rv, JSObject *objArg,
const char* memberName)
{
RootedObject obj(cx, objArg);
JSString *str = JS_InternString(cx, memberName);
if (!str) {
return false;
@ -304,8 +308,8 @@ JSBool
xpc_qsThrowMethodFailed(JSContext *cx, nsresult rv, jsval *vp)
{
const char *ifaceName;
jsid memberId;
GetMethodInfo(cx, vp, &ifaceName, &memberId);
RootedId memberId(cx);
GetMethodInfo(cx, vp, &ifaceName, memberId.address());
return ThrowCallFailed(cx, rv, ifaceName, memberId, NULL);
}
@ -321,7 +325,7 @@ xpc_qsThrowMethodFailedWithDetails(JSContext *cx, nsresult rv,
const char *ifaceName,
const char *memberName)
{
return ThrowCallFailed(cx, rv, ifaceName, JSID_VOID, memberName);
return ThrowCallFailed(cx, rv, ifaceName, JSID_VOIDHANDLE, memberName);
}
static void
@ -386,8 +390,9 @@ xpc_qsThrowBadSetterValue(JSContext *cx, nsresult rv,
void
xpc_qsThrowBadSetterValue(JSContext *cx, nsresult rv,
JSObject *obj, const char* propName)
JSObject *objArg, const char* propName)
{
RootedObject obj(cx, objArg);
JSString *str = JS_InternString(cx, propName);
if (!str) {
return;
@ -494,7 +499,7 @@ xpc_qsAUTF8String::xpc_qsAUTF8String(JSContext *cx, jsval v, jsval *pval)
static nsresult
getNative(nsISupports *idobj,
QITableEntry* entries,
JSObject *obj,
HandleObject obj,
const nsIID &iid,
void **ppThis,
nsISupports **pThisRef,
@ -527,8 +532,9 @@ getNativeFromWrapper(JSContext *cx,
nsISupports **pThisRef,
jsval *vp)
{
RootedObject obj(cx, wrapper->GetFlatJSObject());
return getNative(wrapper->GetIdentityObject(), wrapper->GetOffsets(),
wrapper->GetFlatJSObject(), iid, ppThis, pThisRef, vp);
obj, iid, ppThis, pThisRef, vp);
}
@ -595,7 +601,7 @@ getWrapper(JSContext *cx,
nsresult
castNative(JSContext *cx,
XPCWrappedNative *wrapper,
JSObject *cur,
JSObject *curArg,
XPCWrappedNativeTearOff *tearoff,
const nsIID &iid,
void **ppThis,
@ -603,6 +609,7 @@ castNative(JSContext *cx,
jsval *vp,
XPCLazyCallContext *lccx)
{
RootedObject cur(cx, curArg);
if (wrapper) {
nsresult rv = getNativeFromWrapper(cx,wrapper, iid, ppThis, pThisRef,
vp);
@ -653,9 +660,9 @@ xpc_qsUnwrapThisFromCcxImpl(XPCCallContext &ccx,
if (!native)
return xpc_qsThrow(ccx.GetJSContext(), NS_ERROR_XPC_HAS_BEEN_SHUTDOWN);
RootedObject obj(ccx, ccx.GetFlattenedJSObject());
nsresult rv = getNative(native, GetOffsets(native, ccx.GetProto()),
ccx.GetFlattenedJSObject(), iid, ppThis, pThisRef,
vp);
obj, iid, ppThis, pThisRef, vp);
if (NS_FAILED(rv))
return xpc_qsThrow(ccx.GetJSContext(), rv);
return true;
@ -670,7 +677,7 @@ xpc_qsUnwrapArgImpl(JSContext *cx,
jsval *vp)
{
nsresult rv;
JSObject *src = xpc_qsUnwrapObj(v, ppArgRef, &rv);
RootedObject src(cx, xpc_qsUnwrapObj(v, ppArgRef, &rv));
if (!src) {
*ppArg = nullptr;

29
js/xpconnect/src/XPCVariant.cpp
Просмотреть файл

@ -11,6 +11,8 @@
#include "jsfriendapi.h"
using namespace JS;
NS_IMPL_CLASSINFO(XPCVariant, NULL, 0, XPCVARIANT_CID)
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(XPCVariant)
NS_INTERFACE_MAP_ENTRY(XPCVariant)
@ -149,7 +151,7 @@ private:
static const Type StateTable[tTypeCount][tTypeCount-1];
public:
static JSBool GetTypeForArray(JSContext* cx, JSObject* array,
static JSBool GetTypeForArray(JSContext* cx, HandleObject array,
uint32_t length,
nsXPTType* resultType, nsID* resultID);
};
@ -174,16 +176,17 @@ XPCArrayHomogenizer::StateTable[tTypeCount][tTypeCount-1] = {
// static
JSBool
XPCArrayHomogenizer::GetTypeForArray(JSContext* cx, JSObject* array,
XPCArrayHomogenizer::GetTypeForArray(JSContext* cx, HandleObject array,
uint32_t length,
nsXPTType* resultType, nsID* resultID)
{
Type state = tUnk;
Type type;
RootedValue val(cx);
RootedObject jsobj(cx);
for (uint32_t i = 0; i < length; i++) {
JS::Value val;
if (!JS_GetElement(cx, array, i, &val))
if (!JS_GetElement(cx, array, i, val.address()))
return false;
if (val.isInt32()) {
@ -201,7 +204,7 @@ XPCArrayHomogenizer::GetTypeForArray(JSContext* cx, JSObject* array,
type = tStr;
} else {
NS_ASSERTION(val.isObject(), "invalid type of jsval!");
JSObject* jsobj = &val.toObject();
jsobj = &val.toObject();
if (JS_IsArrayObject(cx, jsobj))
type = tArr;
else if (xpc_JSObjectIsID(cx, jsobj))
@ -267,7 +270,7 @@ JSBool XPCVariant::InitializeData(JSContext* cx)
{
JS_CHECK_RECURSION(cx, return false);
JS::Value val = GetJSVal();
RootedValue val(cx, GetJSVal());
if (val.isInt32())
return NS_SUCCEEDED(nsVariant::SetFromInt32(&mData, val.toInt32()));
@ -309,7 +312,7 @@ JSBool XPCVariant::InitializeData(JSContext* cx)
// leaving only JSObject...
NS_ASSERTION(val.isObject(), "invalid type of jsval!");
JSObject* jsobj = &val.toObject();
RootedObject jsobj(cx, &val.toObject());
// Let's see if it is a xpcJSID.
@ -378,16 +381,16 @@ XPCVariant::VariantDataToJS(XPCLazyCallContext& lccx,
if (NS_FAILED(variant->GetDataType(&type)))
return false;
jsval realVal;
nsresult rv = variant->GetAsJSVal(&realVal);
JSContext *cx = lccx.GetJSContext();
RootedValue realVal(cx);
nsresult rv = variant->GetAsJSVal(realVal.address());
if (NS_SUCCEEDED(rv) &&
(JSVAL_IS_PRIMITIVE(realVal) ||
type == nsIDataType::VTYPE_ARRAY ||
type == nsIDataType::VTYPE_EMPTY_ARRAY ||
type == nsIDataType::VTYPE_ID)) {
JSContext *cx = lccx.GetJSContext();
if (!JS_WrapValue(cx, &realVal))
if (!JS_WrapValue(cx, realVal.address()))
return false;
*pJSVal = realVal;
return true;
@ -399,8 +402,7 @@ XPCVariant::VariantDataToJS(XPCLazyCallContext& lccx,
type == nsIDataType::VTYPE_INTERFACE_IS,
"Weird variant");
JSContext *cx = lccx.GetJSContext();
if (!JS_WrapValue(cx, &realVal))
if (!JS_WrapValue(cx, realVal.address()))
return false;
*pJSVal = realVal;
return true;
@ -425,7 +427,6 @@ XPCVariant::VariantDataToJS(XPCLazyCallContext& lccx,
xpctvar.flags = 0;
JSBool success;
JSContext* cx = lccx.GetJSContext();
NS_ABORT_IF_FALSE(js::IsObjectInContextCompartment(lccx.GetScopeForNewJSObjects(), cx),
"bad scope for new JSObjects");

4
js/xpconnect/src/XPCWrappedJSClass.cpp
Просмотреть файл

@ -406,8 +406,8 @@ nsXPCWrappedJSClass::BuildPropertyEnumerator(XPCCallContext& ccx,
return NS_ERROR_FAILURE;
}
jsval jsvalName;
if (!JS_IdToValue(cx, idName, &jsvalName))
RootedValue jsvalName(cx);
if (!JS_IdToValue(cx, idName, jsvalName.address()))
return NS_ERROR_FAILURE;
JSString* name = JS_ValueToString(cx, jsvalName);

6
js/xpconnect/src/XPCWrappedNative.cpp
Просмотреть файл

@ -3616,7 +3616,7 @@ static uint32_t sSlimWrappers;
JSBool
ConstructSlimWrapper(XPCCallContext &ccx,
xpcObjectHelper &aHelper,
XPCWrappedNativeScope* xpcScope, jsval *rval)
XPCWrappedNativeScope* xpcScope, MutableHandleValue rval)
{
nsISupports *identityObj = aHelper.GetCanonical();
nsXPCClassInfo *classInfoHelper = aHelper.GetXPCClassInfo();
@ -3672,7 +3672,7 @@ ConstructSlimWrapper(XPCCallContext &ccx,
nsWrapperCache *cache = aHelper.GetWrapperCache();
JSObject* wrapper = cache->GetWrapper();
if (wrapper) {
*rval = OBJECT_TO_JSVAL(wrapper);
rval.setObject(*wrapper);
return true;
}
@ -3709,7 +3709,7 @@ ConstructSlimWrapper(XPCCallContext &ccx,
SLIM_LOG(("+++++ %i created slim wrapper (%p, %p, %p)\n", ++sSlimWrappers,
wrapper, p, xpcScope));
*rval = OBJECT_TO_JSVAL(wrapper);
rval.setObject(*wrapper);
return true;
}

8
js/xpconnect/src/nsXPConnect.cpp
Просмотреть файл

@ -2421,13 +2421,13 @@ const uint8_t HAS_ORIGIN_PRINCIPALS_FLAG = 2;
static nsresult
WriteScriptOrFunction(nsIObjectOutputStream *stream, JSContext *cx,
JSScript *script, HandleObject functionObj)
JSScript *scriptArg, HandleObject functionObj)
{
// Exactly one of script or functionObj must be given
MOZ_ASSERT(!script != !functionObj);
MOZ_ASSERT(!scriptArg != !functionObj);
if (!script)
script = JS_GetFunctionScript(cx, JS_GetObjectFunction(functionObj));
RootedScript script(cx, scriptArg ? scriptArg :
JS_GetFunctionScript(cx, JS_GetObjectFunction(functionObj)));
nsIPrincipal *principal =
nsJSPrincipals::get(JS_GetScriptPrincipals(script));

6
js/xpconnect/src/xpcprivate.h
Просмотреть файл

@ -2516,7 +2516,7 @@ class xpcObjectHelper;
extern JSBool ConstructSlimWrapper(XPCCallContext &ccx,
xpcObjectHelper &aHelper,
XPCWrappedNativeScope* xpcScope,
jsval *rval);
JS::MutableHandleValue rval);
extern JSBool MorphSlimWrapper(JSContext *cx, JS::HandleObject obj);
/***********************************************/
@ -3301,7 +3301,7 @@ public:
const void* s, const nsXPTType& type,
const nsID* iid, nsresult* pErr);
static JSBool JSData2Native(JSContext* cx, void* d, jsval s,
static JSBool JSData2Native(JSContext* cx, void* d, JS::HandleValue s,
const nsXPTType& type,
JSBool useAllocator, const nsID* iid,
nsresult* pErr);
@ -3349,7 +3349,7 @@ public:
const nsID* iid,
nsresult* pErr);
static JSBool JSObject2NativeInterface(JSContext* cx,
void** dest, JSObject* src,
void** dest, JS::HandleObject src,
const nsID* iid,
nsISupports* aOuter,
nsresult* pErr);

21
js/xpconnect/wrappers/AccessCheck.cpp
Просмотреть файл

@ -166,8 +166,11 @@ IsPermitted(const char *name, JSFlatString *prop, bool set)
#undef W
static bool
IsFrameId(JSContext *cx, JSObject *obj, jsid id)
IsFrameId(JSContext *cx, JSObject *objArg, jsid idArg)
{
RootedObject obj(cx, objArg);
RootedId id(cx, idArg);
obj = JS_ObjectToInnerObject(cx, obj);
MOZ_ASSERT(!js::IsWrapper(obj));
XPCWrappedNative *wn = IS_WN_WRAPPER(obj) ? XPCWrappedNative::Get(obj)
@ -279,14 +282,16 @@ EnterAndThrow(JSContext *cx, JSObject *wrapper, const char *msg)
}
bool
ExposedPropertiesOnly::check(JSContext *cx, JSObject *wrapper, jsid id, Wrapper::Action act)
ExposedPropertiesOnly::check(JSContext *cx, JSObject *wrapperArg, jsid idArg, Wrapper::Action act)
{
JSObject *wrappedObject = Wrapper::wrappedObject(wrapper);
RootedObject wrapper(cx, wrapperArg);
RootedId id(cx, idArg);
RootedObject wrappedObject(cx, Wrapper::wrappedObject(wrapper));
if (act == Wrapper::CALL)
return true;
jsid exposedPropsId = GetRTIdByIndex(cx, XPCJSRuntime::IDX_EXPOSEDPROPS);
RootedId exposedPropsId(cx, GetRTIdByIndex(cx, XPCJSRuntime::IDX_EXPOSEDPROPS));
// We need to enter the wrappee's compartment to look at __exposedProps__,
// but we want to be in the wrapper's compartment if we call Deny().
@ -314,8 +319,8 @@ ExposedPropertiesOnly::check(JSContext *cx, JSObject *wrapper, jsid id, Wrapper:
if (id == JSID_VOID)
return true;
JS::Value exposedProps;
if (!JS_LookupPropertyById(cx, wrappedObject, exposedPropsId, &exposedProps))
RootedValue exposedProps(cx);
if (!JS_LookupPropertyById(cx, wrappedObject, exposedPropsId, exposedProps.address()))
return false;
if (exposedProps.isNullOrUndefined())
@ -398,8 +403,10 @@ ExposedPropertiesOnly::allowNativeCall(JSContext *cx, JS::IsAcceptableThis test,
}
bool
ComponentsObjectPolicy::check(JSContext *cx, JSObject *wrapper, jsid id, Wrapper::Action act)
ComponentsObjectPolicy::check(JSContext *cx, JSObject *wrapperArg, jsid idArg, Wrapper::Action act)
{
RootedObject wrapper(cx, wrapperArg);
RootedId id(cx, idArg);
JSAutoCompartment ac(cx, wrapper);
if (JSID_IS_STRING(id) && act == Wrapper::GET) {

60
js/xpconnect/wrappers/ChromeObjectWrapper.cpp
Просмотреть файл

@ -1,5 +1,7 @@
#include "ChromeObjectWrapper.h"
using namespace JS;
namespace xpc {
// When creating wrappers for chrome objects in content, we detect if the
@ -17,7 +19,7 @@ ChromeObjectWrapper ChromeObjectWrapper::singleton;
using js::assertEnteredPolicy;
static bool
AllowedByBase(JSContext *cx, JS::Handle<JSObject*> wrapper, JS::Handle<jsid> id,
AllowedByBase(JSContext *cx, HandleObject wrapper, HandleId id,
js::Wrapper::Action act)
{
MOZ_ASSERT(js::Wrapper::wrapperHandler(wrapper) ==
@ -31,7 +33,7 @@ static bool
PropIsFromStandardPrototype(JSContext *cx, JSPropertyDescriptor *desc)
{
MOZ_ASSERT(desc->obj);
JSObject *unwrapped = js::UncheckedUnwrap(desc->obj);
RootedObject unwrapped(cx, js::UncheckedUnwrap(desc->obj));
JSAutoCompartment ac(cx, unwrapped);
return JS_IdentifyClassPrototype(cx, unwrapped) != JSProto_Null;
}
@ -41,26 +43,26 @@ PropIsFromStandardPrototype(JSContext *cx, JSPropertyDescriptor *desc)
// This lets us determine whether the property we would have found (given a
// transparent wrapper) would have come off a standard prototype.
static bool
PropIsFromStandardPrototype(JSContext *cx, JS::Handle<JSObject*> wrapper,
JS::Handle<jsid> id)
PropIsFromStandardPrototype(JSContext *cx, HandleObject wrapper,
HandleId id)
{
MOZ_ASSERT(js::Wrapper::wrapperHandler(wrapper) ==
&ChromeObjectWrapper::singleton);
JSPropertyDescriptor desc;
Rooted<JSPropertyDescriptor> desc(cx);
ChromeObjectWrapper *handler = &ChromeObjectWrapper::singleton;
if (!handler->ChromeObjectWrapperBase::getPropertyDescriptor(cx, wrapper, id,
&desc, 0) ||
!desc.obj)
desc.address(), 0) ||
!desc.object())
{
return false;
}
return PropIsFromStandardPrototype(cx, &desc);
return PropIsFromStandardPrototype(cx, desc.address());
}
bool
ChromeObjectWrapper::getPropertyDescriptor(JSContext *cx,
JS::Handle<JSObject*> wrapper,
JS::Handle<jsid> id,
HandleObject wrapper,
HandleId id,
js::PropertyDescriptor *desc,
unsigned flags)
{
@ -80,8 +82,8 @@ ChromeObjectWrapper::getPropertyDescriptor(JSContext *cx,
desc->obj = NULL;
// If we found something or have no proto, we're done.
JSObject *wrapperProto;
if (!JS_GetPrototype(cx, wrapper, &wrapperProto))
RootedObject wrapperProto(cx);
if (!JS_GetPrototype(cx, wrapper, wrapperProto.address()))
return false;
if (desc->obj || !wrapperProto)
return true;
@ -92,8 +94,8 @@ ChromeObjectWrapper::getPropertyDescriptor(JSContext *cx,
}
bool
ChromeObjectWrapper::has(JSContext *cx, JS::Handle<JSObject*> wrapper,
JS::Handle<jsid> id, bool *bp)
ChromeObjectWrapper::has(JSContext *cx, HandleObject wrapper,
HandleId id, bool *bp)
{
assertEnteredPolicy(cx, wrapper, id);
// Try the lookup on the base wrapper if permitted.
@ -104,25 +106,25 @@ ChromeObjectWrapper::has(JSContext *cx, JS::Handle<JSObject*> wrapper,
}
// If we found something or have no prototype, we're done.
JSObject *wrapperProto;
if (!JS_GetPrototype(cx, wrapper, &wrapperProto))
RootedObject wrapperProto(cx);
if (!JS_GetPrototype(cx, wrapper, wrapperProto.address()))
return false;
if (*bp || !wrapperProto)
return true;
// Try the prototype if that failed.
MOZ_ASSERT(js::IsObjectInContextCompartment(wrapper, cx));
JSPropertyDescriptor desc;
if (!JS_GetPropertyDescriptorById(cx, wrapperProto, id, 0, &desc))
Rooted<JSPropertyDescriptor> desc(cx);
if (!JS_GetPropertyDescriptorById(cx, wrapperProto, id, 0, desc.address()))
return false;
*bp = !!desc.obj;
*bp = !!desc.object();
return true;
}
bool
ChromeObjectWrapper::get(JSContext *cx, JS::Handle<JSObject*> wrapper,
JS::Handle<JSObject*> receiver, JS::Handle<jsid> id,
JS::MutableHandle<JS::Value> vp)
ChromeObjectWrapper::get(JSContext *cx, HandleObject wrapper,
HandleObject receiver, HandleId id,
MutableHandleValue vp)
{
assertEnteredPolicy(cx, wrapper, id);
vp.setUndefined();
@ -142,8 +144,8 @@ ChromeObjectWrapper::get(JSContext *cx, JS::Handle<JSObject*> wrapper,
}
// If we have no proto, we're done.
JSObject *wrapperProto;
if (!JS_GetPrototype(cx, wrapper, &wrapperProto))
RootedObject wrapperProto(cx);
if (!JS_GetPrototype(cx, wrapper, wrapperProto.address()))
return false;
if (!wrapperProto)
return true;
@ -157,7 +159,7 @@ ChromeObjectWrapper::get(JSContext *cx, JS::Handle<JSObject*> wrapper,
// contacts API depends on Array.isArray returning true for COW-implemented
// contacts. This isn't really ideal, but make it work for now.
bool
ChromeObjectWrapper::objectClassIs(JS::Handle<JSObject*> obj, js::ESClassValue classValue,
ChromeObjectWrapper::objectClassIs(HandleObject obj, js::ESClassValue classValue,
JSContext *cx)
{
return CrossCompartmentWrapper::objectClassIs(obj, classValue, cx);
@ -168,8 +170,8 @@ ChromeObjectWrapper::objectClassIs(JS::Handle<JSObject*> obj, js::ESClassValue c
// enforcement or COWs isn't cheap. But it results in the cleanest code, and this
// whole proto remapping thing for COWs is going to be phased out anyway.
bool
ChromeObjectWrapper::enter(JSContext *cx, JS::Handle<JSObject*> wrapper,
JS::Handle<jsid> id, js::Wrapper::Action act, bool *bp)
ChromeObjectWrapper::enter(JSContext *cx, HandleObject wrapper,
HandleId id, js::Wrapper::Action act, bool *bp)
{
if (AllowedByBase(cx, wrapper, id, act))
return true;
@ -181,9 +183,7 @@ ChromeObjectWrapper::enter(JSContext *cx, JS::Handle<JSObject*> wrapper,
// Note that PropIsFromStandardPrototype needs to invoke getPropertyDescriptor
// before we've fully entered the policy. Waive our policy.
JS::RootedObject rootedWrapper(cx, wrapper);
JS::RootedId rootedId(cx, id);
js::AutoWaivePolicy policy(cx, rootedWrapper, rootedId);
js::AutoWaivePolicy policy(cx, wrapper, id);
return PropIsFromStandardPrototype(cx, wrapper, id);
}

6
js/xpconnect/wrappers/WrapperFactory.cpp
Просмотреть файл

@ -69,15 +69,15 @@ WrapperFactory::CreateXrayWaiver(JSContext *cx, HandleObject obj)
XPCWrappedNativeScope *scope = GetObjectScope(obj);
// Get a waiver for the proto.
JSObject *proto;
if (!js::GetObjectProto(cx, obj, &proto))
RootedObject proto(cx);
if (!js::GetObjectProto(cx, obj, proto.address()))
return nullptr;
if (proto && !(proto = WaiveXray(cx, proto)))
return nullptr;
// Create the waiver.
JSAutoCompartment ac(cx, obj);
if (!JS_WrapObject(cx, &proto))
if (!JS_WrapObject(cx, proto.address()))
return nullptr;
JSObject *waiver = Wrapper::New(cx, obj, proto,
JS_GetGlobalForObject(cx, obj),