NTSTATUS PhGetServiceDllParameter(
_In_ PPH_STRINGREF ServiceName,
_Out_ PPH_STRING *ServiceDll
)
{
static PH_STRINGREF servicesKeyName = PH_STRINGREF_INIT(L"System\\CurrentControlSet\\Services\\");
static PH_STRINGREF parameters = PH_STRINGREF_INIT(L"\\Parameters");
NTSTATUS status;
HANDLE keyHandle;
PPH_STRING keyName;
keyName = PhConcatStringRef3(&servicesKeyName, ServiceName, ¶meters);
if (NT_SUCCESS(status = PhOpenKey(
&keyHandle,
KEY_READ,
PH_KEY_LOCAL_MACHINE,
&keyName->sr,
0
)))
{
PPH_STRING serviceDllString;
if (serviceDllString = PhQueryRegistryString(keyHandle, L"ServiceDll"))
{
PPH_STRING expandedString;
if (expandedString = PhExpandEnvironmentStrings(&serviceDllString->sr))
{
*ServiceDll = expandedString;
PhDereferenceObject(serviceDllString);
}
else
{
*ServiceDll = serviceDllString;
}
}
else
{
status = STATUS_NOT_FOUND;
}
NtClose(keyHandle);
}
PhDereferenceObject(keyName);
return status;
}
VOID PhShellExecuteUserString(
__in HWND hWnd,
__in PWSTR Setting,
__in PWSTR String,
__in BOOLEAN UseShellExecute,
__in_opt PWSTR ErrorMessage
)
{
static PH_STRINGREF replacementToken = PH_STRINGREF_INIT(L"%s");
PPH_STRING executeString;
PH_STRINGREF stringBefore;
PH_STRINGREF stringMiddle;
PH_STRINGREF stringAfter;
PPH_STRING newString;
PPH_STRING ntMessage;
executeString = PhGetStringSetting(Setting);
// Make sure the user executable string is absolute.
// We can't use RtlDetermineDosPathNameType_U here because the string
// may be a URL.
if (PhFindCharInString(executeString, 0, ':') == -1)
{
newString = PhConcatStringRef2(&PhApplicationDirectory->sr, &executeString->sr);
PhDereferenceObject(executeString);
executeString = newString;
}
// Replace "%s" with the string, or use the original string if "%s" is not present.
if (PhSplitStringRefAtString(&executeString->sr, &replacementToken, FALSE, &stringBefore, &stringAfter))
{
PhInitializeStringRef(&stringMiddle, String);
newString = PhConcatStringRef3(&stringBefore, &stringMiddle, &stringAfter);
}
else
{
newString = executeString;
PhReferenceObject(newString);
}
PhDereferenceObject(executeString);
if (UseShellExecute)
{
PhShellExecute(hWnd, newString->Buffer, NULL);
}
else
{
NTSTATUS status;
status = PhCreateProcessWin32(NULL, newString->Buffer, NULL, NULL, 0, NULL, NULL, NULL);
if (!NT_SUCCESS(status))
{
if (ErrorMessage)
{
ntMessage = PhGetNtMessage(status);
PhShowError(hWnd, L"Unable to execute the command: %s\n%s", PhGetStringOrDefault(ntMessage, L"An unknown error occurred."), ErrorMessage);
PhDereferenceObject(ntMessage);
}
else
{
PhShowStatus(hWnd, L"Unable to execute the command", status, 0);
}
}
}
PhDereferenceObject(newString);
}