Function net_udp_create

server/src/system.c:911–967

}

NETSOCKET net_udp_create(NETADDR bindaddr)
{
	NETSOCKET sock = invalid_socket;
	NETADDR tmpbindaddr = bindaddr;
	int broadcast = 1;
	int recvsize = 65536;

	if(bindaddr.type&NETTYPE_IPV4)
	{
		struct sockaddr_in addr;
		int socket = -1;

		/* bind, we should check for error */
		tmpbindaddr.type = NETTYPE_IPV4;
		netaddr_to_sockaddr_in(&tmpbindaddr, &addr);
		socket = priv_net_create_socket(AF_INET, SOCK_DGRAM, (struct sockaddr *)&addr, sizeof(addr));
		if(socket >= 0)
		{
			sock.type |= NETTYPE_IPV4;
			sock.ipv4sock = socket;

			/* set broadcast */
			setsockopt(socket, SOL_SOCKET, SO_BROADCAST, (const char*)&broadcast, sizeof(broadcast));

			/* set receive buffer size */
			setsockopt(socket, SOL_SOCKET, SO_RCVBUF, (char*)&recvsize, sizeof(recvsize));
		}
	}

	if(bindaddr.type&NETTYPE_IPV6)
	{
		struct sockaddr_in6 addr;
		int socket = -1;

		/* bind, we should check for error */
		tmpbindaddr.type = NETTYPE_IPV6;
		netaddr_to_sockaddr_in6(&tmpbindaddr, &addr);
		socket = priv_net_create_socket(AF_INET6, SOCK_DGRAM, (struct sockaddr *)&addr, sizeof(addr));
		if(socket >= 0)
		{
			sock.type |= NETTYPE_IPV6;
			sock.ipv6sock = socket;

			/* set broadcast */
			setsockopt(socket, SOL_SOCKET, SO_BROADCAST, (const char*)&broadcast, sizeof(broadcast));

			/* set receive buffer size */
			setsockopt(socket, SOL_SOCKET, SO_RCVBUF, (char*)&recvsize, sizeof(recvsize));
		}
	}

	/* set non-blocking */
	net_set_non_blocking(sock);

	/* return */
	return sock;
}