// Port connection (server)
_In_ HANDLE PortHandle,
_Out_ PPORT_MESSAGE ConnectionRequest
NtListenPort is used by LPC server.
HANDLE to named Port Object, created with
Result of call - pointer to structure
LPC_MESSAGE filled with incoming connection data.
Server process should create new thread starting from execution of
NtAcceptConnectPort. Main thread should call
NtListenPort again to make possible for other processes to connect to port.