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File Explorer: Try to avoid crashes related to the new Windows App SD…
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@Amrsatrio
Amrsatrio committed Sep 24, 2023
1 parent 6023718 commit b426d2c
Showing 1 changed file with 121 additions and 65 deletions.
186 changes: 121 additions & 65 deletions ExplorerPatcher/dllmain.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1915,86 +1915,106 @@ DWORD FixTaskbarAutohide(DWORD unused)
#pragma region "EnsureXAML on OS builds 22621+"
#ifdef _WIN64
DEFINE_GUID(uuidof_Windows_Internal_Shell_XamlExplorerHost_IXamlApplicationStatics,
0xECC13292, 0x27EF, 0x547A, 0xAC, 0x8B, 0x76, 0xCD, 0x17, 0x32, 0x21, 0x86);
0xECC13292,
0x27EF, 0x547A, 0xAC, 0x8B,
0x76, 0xCD, 0x17, 0x32, 0x21, 0x86
);

// 22621.2134+. Still named IXamlApplicationStatics.
DEFINE_GUID(uuidof_Windows_Internal_Shell_XamlExplorerHost_IXamlApplicationStatics2,
0x5148D7B1,
0x800E, 0x5C86, 0x8F, 0x69,
0x55, 0x81, 0x97, 0x48, 0x31, 0x23
);

DEFINE_GUID(uuidof_Windows_UI_Core_ICoreWindow5,
0x28258A12, 0x7D82, 0x505B, 0xB2, 0x10, 0x71, 0x2B, 0x04, 0xA5, 0x88, 0x82);
0x28258A12,
0x7D82, 0x505B, 0xB2, 0x10,
0x71, 0x2B, 0x04, 0xA5, 0x88, 0x82
);

BOOL bIsXAMLEnsured = FALSE;
void EnsureXAML()
{
signed int v0; // eax
signed int v2; // eax
if (bIsXAMLEnsured)
return;
bIsXAMLEnsured = TRUE;
ULONGLONG initTime = GetTickCount64();
HRESULT hr;

if (!bIsXAMLEnsured)
HSTRING_HEADER hstringheaderXamlApplication;
HSTRING hstringXamlApplication = NULL;
hr = WindowsCreateStringReference(L"Windows.Internal.Shell.XamlExplorerHost.XamlApplication", 55, &hstringheaderXamlApplication, &hstringXamlApplication);
if (FAILED(hr))
{
bIsXAMLEnsured = TRUE;
ULONGLONG initTime = GetTickCount64();

IInspectable* pUIXamlApplicationFactory = NULL;
HSTRING_HEADER hstringheaderXamlApplication;
HSTRING hstringXamlApplication = NULL;
IInspectable* pCoreWindow5 = NULL;
HSTRING_HEADER hstringheaderWindowsXamlManager;
HSTRING hstringWindowsXamlManager = NULL;
printf("[EnsureXAML] WindowsCreateStringReference(XamlApplication) failed. 0x%lX\n", hr);
goto cleanup;
}

if (FAILED(WindowsCreateStringReference(L"Windows.Internal.Shell.XamlExplorerHost.XamlApplication", 0x37u, &hstringheaderXamlApplication, &hstringXamlApplication)) || !hstringXamlApplication)
{
printf("Error in sub_1800135EC on WindowsCreateStringReference.\n");
goto cleanup;
}
if (FAILED(RoGetActivationFactory(hstringXamlApplication, &uuidof_Windows_Internal_Shell_XamlExplorerHost_IXamlApplicationStatics, &pUIXamlApplicationFactory)) || !pUIXamlApplicationFactory)
IInspectable* pXamlApplicationStatics = NULL;
hr = RoGetActivationFactory(hstringXamlApplication, &uuidof_Windows_Internal_Shell_XamlExplorerHost_IXamlApplicationStatics, &pXamlApplicationStatics);
if (FAILED(hr))
{
hr = RoGetActivationFactory(hstringXamlApplication, &uuidof_Windows_Internal_Shell_XamlExplorerHost_IXamlApplicationStatics2, &pXamlApplicationStatics);
if (FAILED(hr))
{
printf("Error in sub_1800135EC on RoGetActivationFactory.\n");
printf("[EnsureXAML] RoGetActivationFactory(IXamlApplicationStatics) failed. 0x%lX\n", hr);
goto cleanup0;
}
}

IUnknown* pXamlApplication = NULL;
(*(void(__fastcall**)(__int64, __int64*))(*(INT64*)pUIXamlApplicationFactory + 48))(pUIXamlApplicationFactory, &pXamlApplication); // get_Current
if (!pXamlApplication)
{
printf("Error in sub_1800135EC on pUIXamlApplicationFactory + 48.\n");
goto cleanup1;
}
else pXamlApplication->lpVtbl->Release(pXamlApplication);
IUnknown* pXamlApplication = NULL;
HRESULT (*IXamlApplicationStatics_get_Current)(IInspectable*, void**) = ((void**)pXamlApplicationStatics->lpVtbl)[6];
hr = IXamlApplicationStatics_get_Current(pXamlApplicationStatics, &pXamlApplication);
if (FAILED(hr))
{
printf("[EnsureXAML] IXamlApplicationStatics::get_Current() failed.\n");
goto cleanup1;
}
pXamlApplication->lpVtbl->Release(pXamlApplication);

if (FAILED(WindowsCreateStringReference(L"Windows.UI.Xaml.Hosting.WindowsXamlManager", 0x2Au, &hstringheaderWindowsXamlManager, &hstringWindowsXamlManager)))
{
printf("Error in sub_1800135EC on WindowsCreateStringReference 2.\n");
goto cleanup1;
}
if (FAILED(RoGetActivationFactory(hstringWindowsXamlManager, &uuidof_Windows_UI_Core_ICoreWindow5, &pCoreWindow5)))
{
printf("Error in sub_1800135EC on RoGetActivationFactory 2.\n");
goto cleanup2;
}
HSTRING_HEADER hstringheaderWindowsXamlManager;
HSTRING hstringWindowsXamlManager = NULL;
hr = WindowsCreateStringReference(L"Windows.UI.Xaml.Hosting.WindowsXamlManager", 42, &hstringheaderWindowsXamlManager, &hstringWindowsXamlManager);
if (FAILED(hr))
{
printf("[EnsureXAML] WindowsCreateStringReference(WindowsXamlManager) failed. 0x%lX\n", hr);
goto cleanup1;
}

__x_ABI_CWindows_CUI_CCore_CICoreWindow5* pCoreWindow5 = NULL;
hr = RoGetActivationFactory(hstringWindowsXamlManager, &uuidof_Windows_UI_Core_ICoreWindow5, &pCoreWindow5);
if (FAILED(hr))
{
printf("[EnsureXAML] RoGetActivationFactory(ICoreWindow5) failed. 0x%lX\n", hr);
goto cleanup2;
}

if (pCoreWindow5)
if (pCoreWindow5)
{
__x_ABI_CWindows_CSystem_CIDispatcherQueue* pDispatcherQueue = NULL;
hr = pCoreWindow5->lpVtbl->get_DispatcherQueue(pCoreWindow5, &pDispatcherQueue);
if (FAILED(hr))
{
IUnknown* pDispatcherQueue = NULL;
(*(void(__fastcall**)(__int64, __int64*))(*(INT64*)pCoreWindow5 + 48))(pCoreWindow5, &pDispatcherQueue); // get_DispatcherQueue
if (!pDispatcherQueue)
{
printf("Error in sub_1800135EC on pCoreWindow5 + 48.\n");
goto cleanup3;
}
// Keep pDispatcherQueue referenced in memory
printf("[EnsureXAML] ICoreWindow5::get_DispatcherQueue() failed.\n");
goto cleanup3;
}
// Keep pDispatcherQueue referenced in memory
}

ULONGLONG finalTime = GetTickCount64();
printf("EnsureXAML %lld ms.\n", finalTime - initTime);
ULONGLONG finalTime = GetTickCount64();
printf("[EnsureXAML] %lld ms.\n", finalTime - initTime);

cleanup3:
if (pCoreWindow5) pCoreWindow5->lpVtbl->Release(pCoreWindow5);
cleanup2:
if (hstringWindowsXamlManager) WindowsDeleteString(hstringWindowsXamlManager);
cleanup1:
if (pUIXamlApplicationFactory) pUIXamlApplicationFactory->lpVtbl->Release(pUIXamlApplicationFactory);
cleanup0:
if (hstringXamlApplication) WindowsDeleteString(hstringXamlApplication);
cleanup:
;
}
cleanup3:
if (pCoreWindow5) pCoreWindow5->lpVtbl->Release(pCoreWindow5);
cleanup2:
if (hstringWindowsXamlManager) WindowsDeleteString(hstringWindowsXamlManager);
cleanup1:
if (pXamlApplicationStatics) pXamlApplicationStatics->lpVtbl->Release(pXamlApplicationStatics);
cleanup0:
if (hstringXamlApplication) WindowsDeleteString(hstringXamlApplication);
cleanup:
;
}

HRESULT(*ICoreWindow5_get_DispatcherQueueFunc)(INT64, INT64);
Expand Down Expand Up @@ -8573,13 +8593,27 @@ HRESULT shell32_DriveTypeCategorizer_CreateInstanceHook(IUnknown* pUnkOuter, REF


#pragma region "File Explorer command bar and ribbon support"
DEFINE_GUID(CLSID_XamlIslandViewAdapter,
0x6480100B,
0x5A83, 0x4D1E, 0x9F, 0x69,
0x8A, 0xE5, 0xA8, 0x8E, 0x9A, 0x33
);

DEFINE_GUID(CLSID_UIRibbonFramework,
0x926749FA, 0x2615, 0x4987, 0x88, 0x45, 0xC3, 0x3E, 0x65, 0xF2, 0xB9, 0x57);
0x926749FA,
0x2615, 0x4987, 0x88, 0x45,
0xC3, 0x3E, 0x65, 0xF2, 0xB9, 0x57
);

DEFINE_GUID(IID_UIRibbonFramework,
0xF4F0385D, 0x6872, 0x43A8, 0xAD, 0x09, 0x4C, 0x33, 0x9C, 0xB3, 0xF5, 0xC5);
0xF4F0385D,
0x6872, 0x43A8, 0xAD, 0x09,
0x4C, 0x33, 0x9C, 0xB3, 0xF5, 0xC5
);

HRESULT ExplorerFrame_CoCreateInstanceHook(REFCLSID rclsid, LPUNKNOWN pUnkOuter, DWORD dwClsContext, REFIID riid, LPVOID* ppv)
{
if ((dwFileExplorerCommandUI != 0) && *(INT64*)&rclsid->Data1 == 0x4D1E5A836480100B && *(INT64*)rclsid->Data4 == 0x339A8EA8E58A699F)
if (dwFileExplorerCommandUI != 0 && IsEqualCLSID(rclsid, &CLSID_XamlIslandViewAdapter))
{
return REGDB_E_CLASSNOTREG;
}
Expand Down Expand Up @@ -9643,6 +9677,29 @@ int RtlQueryFeatureConfigurationHook(UINT32 featureId, int sectionType, INT64* c
// flyouts alignment, notification center alignment, Windows key shortcuts on
// OS builds 22621.1413+
//
// Removed in 22621.2134+
//
buffer->enabledState = FEATURE_ENABLED_STATE_DISABLED;
}
break;
}
#endif
#if 1
case 40729001: // WASDKInFileExplorer
{
if (dwFileExplorerCommandUI != 0)
{
// Disable the new Windows App SDK views (in Home and Gallery) when not using the Windows 11 command bar
//
// There is an issue where Explorer crashes when one goes to a page with WASDK, goes to another page
// without WASDK, and returning to a page with WASDK.
//
// However this also disables the new Gallery page altogether.
// TODO- We have to find a way to either fix the crashing or make Gallery use the non WASDK view in the
// TODO same way as when Explorer is opened into Control Panel then going to Gallery.
//
// TODO- We cannot rely on feature flag patches because they will eventually be removed.
//
buffer->enabledState = FEATURE_ENABLED_STATE_DISABLED;
}
break;
Expand Down Expand Up @@ -11521,7 +11578,6 @@ DWORD Inject(BOOL bIsExplorer)
ArchiveMenuThread,
params,
0,
0,
0
);
}
Expand Down

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