HRESULT CallPlmToEnableDebugging()
{
// Calling public API.
// EnableDebugging() implementation lives in COMBASE.DLL loaded into Explorer.exe's address space.
// Explorer's security token is used on invocation. Since Explorer and this code might run under
// different users, the following call might fail.
HRESULT hr = m_packageDebugSettings->EnableDebugging(m_packageName, m_debuggerString, m_environmentVars);
// Calling internal API on failure.
// It's almost identical code like in EnableDebugging() but it uses a security token of the curent process.
if (FAILED(hr) && hr == HRESULT_FROM_WIN32(ERROR_ACCESS_DENIED))
{
if (m_debuggerString != nullptr ||
m_environmentVars != nullptr)
{
// Enable debug on activation
hr = ::RoEnableDebuggingForPackage(m_packageName, m_debuggerString, m_environmentVars);
if (FAILED(hr))
{
return hr;
}
}
// Disable activation timeouts
Microsoft::WRL::ComPtr<IApplicationActivationManagerPriv> spActivationManager;
hr = CoCreateInstance(CLSID_ApplicationActivationManager, nullptr, CLSCTX_INPROC_SERVER, IID_PPV_ARGS(&spActivationManager));
if (FAILED(hr))
{
return hr;
}
if (SUCCEEDED(hr))
{
hr = spActivationManager->PutPackageActivationSettings(Windows::Internal::StringReference(m_packageName).Get(), PAS_NORPCTIMEOUTS, PAS_NORPCTIMEOUTS);
// CImmersiveApplicationDebugControlInternal, which implements IPackageDebugSettings,
// does the following. We don't have an ISuspendResumeController, so we don't do it.
// This must be what disables suspend/resume on the app (to aid debugging).
// We probably don't need it for iDNA.
//if (SUCCEEDED(hr))
//{
// hr = _spSuspendResumeController->OnDebugModeEnabled(m_packageName);
//}
}
// Roll back on failure.
if (FAILED(hr))
{
HRESULT const disableHr = CallPlmToDisableDebugging();
if (FAILED(disableHr))
{
LogError(disableHr, L"CallPlmToDisableDebugging() reported an error while aborting in CallPlmToEnableDebugging() .\n");
}
}
}
return hr;
}
HRESULT CallPlmToDisableDebugging()
{
HRESULT hr = m_packageDebugSettings->DisableDebugging(m_packageName);
if (FAILED(hr) && hr == HRESULT_FROM_WIN32(ERROR_ACCESS_DENIED))
{
hr = ::RoDisableDebuggingForPackage(m_packageName);
// It's possible that the package was never enabled for COM debugging (e.g. no debugger path string)
// so ignore specific failures when disabling the package for debugging.
if (FAILED(hr) && HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND) != hr)
{
return hr;
}
// CImmersiveApplicationDebugControlInternal, which implements IPackageDebugSettings,
// does the following. We don't have an ISuspendResumeController, so we don't do it.
// This must be what re-enables suspend/resume on the app (disabled to aid debugging).
// We probably don't need it for iDNA.
// hr = _spSuspendResumeController->OnDebugModeDisabled(m_packageName);
// if (FAILED(hr))
// {
// hrError = hr;
// }
// Reenable activation timeouts
Microsoft::WRL::ComPtr<IApplicationActivationManagerPriv> spActivationManager;
hr = CoCreateInstance(CLSID_ApplicationActivationManager, nullptr, CLSCTX_INPROC_SERVER, IID_PPV_ARGS(&spActivationManager));
if (SUCCEEDED(hr))
{
hr = spActivationManager->PutPackageActivationSettings(Windows::Internal::StringReference(m_packageName).Get(), PAS_NORPCTIMEOUTS, PAS_DEFAULT);
}
}
return hr;
}