UDP socket properties.
typedef struct _NF_UDP_CONN_INFO { unsigned long processId; // Process identifier unsigned short ip_family; // AF_INET for IPv4 and AF_INET6 for IPv6 // Local address as sockaddr_in for IPv4 and sockaddr_in6 for IPv6 unsigned char localAddress[NF_MAX_ADDRESS_LENGTH]; } NF_UDP_CONN_INFO, *PNF_UDP_CONN_INFO;