NTSTATUS __stdcall IoGetActivityIdIrp(_IRP *Irp, _GUID *Guid){
__int64 v2;
NTSTATUS result;
v2 = *((_QWORD *)Irp + 25);
if( *((char *)Irp + 71) < 0 || !v2 || (*(_BYTE *)(v2 + 2) & 1) == 0 )
return -1073741275;
result = 0;
*Guid = *(_GUID *)(*((_QWORD *)Irp + 25) + 24i64);
return result;
}