private void p5_cmd_handler(IPEndPoint remote, Cmd cmd_base)
{
if (cmd_base is BroadcastIpListCmd)
{
BroadcastIpListCmd cmd = cmd_base as BroadcastIpListCmd;
int size = cmd.ips == null ? 0 : cmd.ips.Length;
for (int i = 0; i < size; i++)
{
ConfirmIpCmd ack = new ConfirmIpCmd();
ack.ip = cmd.ips[i];
ack.sender_name = this_name;
_p2_udp_peer.SendMessage(
new IPEndPoint(IPAddress.Parse(ack.ip), remote.Port),
ack);
}
}
else if (cmd_base is BroadcastAddressCmd)
{
if (_p5_tcp_client != null && _p5_tcp_client.Connected)
{
return;
}
BroadcastAddressCmd cmd = cmd_base as BroadcastAddressCmd;
Helper.set_text(this.lblP5Ip, string.Format("{0}:{1}", cmd.ip, cmd.port));
Task.Factory.StartNew(() =>
{
start_p5_tcp_client();
connect_p5_tcp_client(cmd.ip, cmd.port);
});
}
}
private void p1_udp_timer_Elapsed(object sender, System.Timers.ElapsedEventArgs e)
{
IEnumerable <string> ipv4s = Helper.get_localhost_ipv4();
BroadcastIpListCmd cmd = new BroadcastIpListCmd();
cmd.sender_name = this_name;
cmd.ips = ipv4s == null ? null : ipv4s.ToArray();
//向P2进行多播
_p1_udp_peer.SendMessage(
new IPEndPoint(_p1_udp_peer.MulticastAddress, Helper.p2_udp_port),
cmd);
//向P3进行多播，目前先不加入
//todo
//向P4进行多播
_p1_udp_peer.SendMessage(
new IPEndPoint(_p1_udp_peer.MulticastAddress, Helper.p4_udp_port),
cmd);
}