INT
WSHGetBroadcastSockaddr(
IN PVOID HelperDllSocketContext,
OUT PSOCKADDR Sockaddr,
OUT PINT SockaddrLength
);
WSHGetBroadcastSockaddr obtains a valid broadcast address for a socket.
WSHGetBroadcastSockaddr returns NO_ERROR to indicate success, or WSAEFAULT to indicate that the buffer at Sockaddr is insufficient in size to contain a full SOCKADDR structure.