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https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
Merge backout.
This commit is contained in:
Blake Kaplan
commit
665064b5f4
@ -215,15 +215,6 @@ public:
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return JS_TRUE;
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}
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static JSBool IsSecurityWrapper(JSObject *wrapper)
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{
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JSClass *clasp = STOBJ_GET_CLASS(wrapper);
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return clasp == &sXPC_COW_JSClass.base ||
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clasp == &sXPC_SJOW_JSClass.base ||
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clasp == &sXPC_SOW_JSClass.base ||
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clasp == &sXPC_XOW_JSClass.base;
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}
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/**
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* Given an arbitrary object, Unwrap will return the wrapped object if the
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* passed-in object is a wrapper that Unwrap knows about *and* the
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@ -149,6 +149,24 @@ XPCConvert::IsMethodReflectable(const XPTMethodDescriptor& info)
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/***************************************************************************/
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// static
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JSBool
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XPCConvert::GetISupportsFromJSObject(JSObject* obj, nsISupports** iface)
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{
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JSClass* jsclass = STOBJ_GET_CLASS(obj);
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NS_ASSERTION(jsclass, "obj has no class");
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if(jsclass &&
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(jsclass->flags & JSCLASS_HAS_PRIVATE) &&
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(jsclass->flags & JSCLASS_PRIVATE_IS_NSISUPPORTS))
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{
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*iface = (nsISupports*) xpc_GetJSPrivate(obj);
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return JS_TRUE;
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}
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return JS_FALSE;
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}
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/***************************************************************************/
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static void
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FinalizeXPCOMUCString(JSContext *cx, JSString *str)
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{
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@ -1441,39 +1459,32 @@ XPCConvert::JSObject2NativeInterface(XPCCallContext& ccx,
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// wrappedNative or other wise has 'nsISupportness'.
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// This allows wrapJSAggregatedToNative to work.
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// If we're looking at a security wrapper, see now if we're allowed to
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// pass it to C++. If we are, then fall through to the code below. If
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// we aren't, throw an exception eagerly.
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JSObject* inner = nsnull;
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if(XPCWrapper::IsSecurityWrapper(src))
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{
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inner = XPCWrapper::Unwrap(cx, src);
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if(!inner)
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{
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if(pErr)
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*pErr = NS_ERROR_XPC_SECURITY_MANAGER_VETO;
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return JS_FALSE;
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}
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}
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// Is this really a native xpcom object with a wrapper?
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XPCWrappedNative* wrappedNative =
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XPCWrappedNative::GetWrappedNativeOfJSObject(cx,
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inner
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? inner
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: src);
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XPCWrappedNative::GetWrappedNativeOfJSObject(cx, src);
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if(wrappedNative)
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{
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iface = wrappedNative->GetIdentityObject();
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return NS_SUCCEEDED(iface->QueryInterface(*iid, dest));
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}
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// else...
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// XXX E4X breaks the world. Don't try wrapping E4X objects!
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// This hack can be removed (or changed accordingly) when the
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// DOM <-> E4X bindings are complete, see bug 270553
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if(JS_TypeOfValue(cx, OBJECT_TO_JSVAL(src)) == JSTYPE_XML)
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return JS_FALSE;
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// Does the JSObject have 'nsISupportness'?
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// XXX hmm, I wonder if this matters anymore with no
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// oldstyle DOM objects around.
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if(GetISupportsFromJSObject(src, &iface))
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{
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if(iface)
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return NS_SUCCEEDED(iface->QueryInterface(*iid, dest));
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return JS_FALSE;
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}
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}
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// else...
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@ -3037,6 +3037,7 @@ public:
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const nsID* iid,
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nsISupports* aOuter,
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nsresult* pErr);
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static JSBool GetISupportsFromJSObject(JSObject* obj, nsISupports** iface);
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/**
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* Convert a native array into a jsval.
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@ -839,13 +839,6 @@ xpc_qsUnwrapThisImpl(JSContext *cx,
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jsval *vp,
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XPCLazyCallContext *lccx)
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{
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if(XPCWrapper::IsSecurityWrapper(obj))
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{
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obj = XPCWrapper::Unwrap(cx, obj);
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if(!obj)
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return xpc_qsThrow(cx, NS_ERROR_XPC_SECURITY_MANAGER_VETO);
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}
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JSObject *cur = obj;
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XPCWrappedNativeTearOff *tearoff;
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XPCWrappedNative *wrapper =
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@ -934,17 +927,9 @@ xpc_qsUnwrapArgImpl(JSContext *cx,
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return NS_OK;
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}
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JSObject *inner = nsnull;
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if(XPCWrapper::IsSecurityWrapper(src))
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{
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inner = XPCWrapper::Unwrap(cx, src);
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if(!inner)
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return NS_ERROR_XPC_SECURITY_MANAGER_VETO;
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}
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// From XPCConvert::JSObject2NativeInterface
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XPCWrappedNative* wrappedNative =
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XPCWrappedNative::GetWrappedNativeOfJSObject(cx, inner ? inner : src);
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XPCWrappedNative::GetWrappedNativeOfJSObject(cx, src);
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nsISupports *iface;
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if(wrappedNative)
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{
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@ -966,6 +951,21 @@ xpc_qsUnwrapArgImpl(JSContext *cx,
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return NS_ERROR_XPC_BAD_CONVERT_JS;
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}
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// Does the JSObject have 'nsISupportness'?
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// XXX hmm, I wonder if this matters anymore with no
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// oldstyle DOM objects around.
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if(XPCConvert::GetISupportsFromJSObject(src, &iface))
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{
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if(!iface || NS_FAILED(iface->QueryInterface(iid, ppArg)))
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{
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*ppArgRef = nsnull;
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return NS_ERROR_XPC_BAD_CONVERT_JS;
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}
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*ppArgRef = static_cast<nsISupports*>(*ppArg);
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return NS_OK;
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}
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// Create the ccx needed for quick stubs.
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XPCCallContext ccx(JS_CALLER, cx);
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if(!ccx.IsValid())
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@ -64,7 +64,6 @@ _TEST_FILES = bug500931_helper.html \
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test_bug500691.html \
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test_bug502959.html \
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test_bug503926.html \
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test_bug505915.html \
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test_bug517163.html \
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$(NULL)
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@ -1,65 +0,0 @@
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<!DOCTYPE HTML>
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<html>
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<!--
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https://bugzilla.mozilla.org/show_bug.cgi?id=505915
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-->
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<head>
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<title>Test for Bug 505915</title>
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<script type="application/javascript" src="/MochiKit/packed.js"></script>
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<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
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</head>
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<body>
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<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=505915">Mozilla Bug 505915</a>
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<p id="display"></p>
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<div id="content" style="display: none">
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</div>
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<pre id="test">
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<script type="application/javascript">
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/** Test for Bug 505915 **/
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function go() {
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var ifr = $('ifr');
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try {
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document.documentElement.appendChild(ifr.contentWindow);
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ok(false, "weird behavior");
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} catch (e) {
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ok(/NS_ERROR_XPC_SECURITY_MANAGER_VETO/.test(e),
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"threw a security exception instead of an invalid child exception");
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}
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try {
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document.createTreeWalker(ifr.contentDocument, 0, null, false);
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ok(false, "should have thrown a security exception");
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} catch (e) {
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ok(/NS_ERROR_XPC_SECURITY_MANAGER_VETO/.test(e),
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"threw a security exception instead of an invalid child exception");
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}
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var xhr = new XMLHttpRequest();
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var orsc = new XPCSafeJSObjectWrapper(function(){});
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xhr.onreadystatechange = orsc;
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// we only can test that the above didn't throw (which it shouldn't).
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try {
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xhr.onreadystatechange = ifr.contentWindow;
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ok(false, "weird behavior");
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} catch (e) {
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ok(/NS_ERROR_XPC_SECURITY_MANAGER_VETO/.test(e),
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"threw a security exception instead of an invalid child exception");
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}
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SimpleTest.finish();
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}
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SimpleTest.waitForExplicitFinish();
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</script>
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</pre>
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<iframe id="ifr" onload="go()" src="http://example.org/"></iframe>
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</body>
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</html>
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