#include <Windows.h>
#include <winnt.h>
#include <winternl.h>
typedef NTSTATUS(__stdcall * NTQUERYINFORMATIONPROCESS)
(
	HANDLE ProcessHandle,
	PROCESSINFOCLASS ProcessInformationClass,
	PVOID ProcessInformation,
	ULONG ProcessInformationLength,
	PULONG ReturnLength
	);

typedef struct MY_PROCESS_BASIC_INFORMATION {
	NTSTATUS  ExitStatus;
	PVOID     PebBaseAddress;
	ULONG_PTR AffinityMask;
	KPRIORITY BasePriority;
	ULONG_PTR UniqueProcessId;
	ULONG_PTR InheritedFromUniqueProcessId;
} MYPROCESS_BASIC_INFORMATION, *MYPPROCESS_BASIC_INFORMATION;

int main()
{
	int errCode = 0;

	HMODULE hMod = GetModuleHandle(L"NTDLL.DLL");
	if (hMod == NULL)
	{
		return 0;
	}
	NTQUERYINFORMATIONPROCESS ptrNtQueryInformationProcess = (NTQUERYINFORMATIONPROCESS)GetProcAddress(hMod, "NtQueryInformationProcess");
	if (ptrNtQueryInformationProcess == NULL)
	{
		return 0;
	}
	HANDLE hProcess = OpenProcess(PROCESS_QUERY_INFORMATION, FALSE, 25236);
	MYPROCESS_BASIC_INFORMATION processBasicInformation;
	ULONG retLength = 0;
	NTSTATUS status = ptrNtQueryInformationProcess(hProcess, ProcessBasicInformation,&processBasicInformation, sizeof(processBasicInformation), &retLength);
	int parentPid = processBasicInformation.InheritedFromUniqueProcessId;
	return errCode;
}

//