HRESULT XGameStreamingGetClientIPAddress(  
         XGameStreamingClientId client,  
         size_t ipAddressSize,  
         char* ipAddress  
)  

void GameStreamingClientManager::GetClientIPAddress(XGameStreamingClientId client)
{
    // Create the output buffer for the IP address
    char ipAddress[ClientIPAddressMaxBytes]; 

    // Get the IP address of the client 
    HRESULT hr = XGameStreamingGetClientIPAddress(client, ClientIPAddressMaxBytes, ipAddress); 

    if (SUCCEEDED(hr)) 
    { 
        // Game logic to use IP address
    } 
    else if (hr == E_GAMESTREAMING_CLIENT_NO_DATA) 
    { 
        // Game logic handles no data on client case 
    } 
    else 
    { 
        // In case of error just log and proceed as if there was no data 
        LogFormat(L"XGameStreamingGetClientIPAddress failed %x", hr); 
    } 
}