void SendCallback(IAsyncResult ar)
{
_socket.EndSend(ar);
}
private void DoSend(IAsyncResult res)
{
s.EndSend(res);
}
private void SendCallBack(IAsyncResult ar)
{
Socket socket = (Socket)ar.AsyncState;
socket.EndSend(ar);
}
private void SendData(IAsyncResult iar)
{
server = (Socket)iar.AsyncState;
int sent = server.EndSend(iar);
}
/// <summary>
/// ham call back gui du lieu, khoi tao lai gia tri cua buff
/// </summary>
/// <param name="ia">gia tri tra ve cua phuong thuc BeginSend</param>
private void SendToServer(IAsyncResult ia)
{
Socket s = (Socket)ia.AsyncState;
s.EndSend(ia);
}
public void SendCallback(IAsyncResult result)
{
_socket.EndSend(result);
_buffer = new byte[1024];
sendDone.Set();
}
public void SendCallback(IAsyncResult ar)
{
Socket handler = (Socket)ar.AsyncState;
handler.EndSend(ar);
}
private void Connect(string serverIp, string name)
{
try
{
_chatName = name;
// Initialize socket.
_clientSocket = new Socket(AddressFamily.InterNetwork, SocketType.Dgram, ProtocolType.Udp);
// Initialize server IP.
var serverIP = IPAddress.Parse(serverIp);
// Initialize the IPEndPoint for the server and use port SERVER_PORT.
var server = new IPEndPoint(serverIP, ServerInfo.PORT);
// Initialize the EndPoint for the server.
_serverEndPoint = server as EndPoint;
var state = new StateObject()
{
Data = new ChatPacket()
{
ChatName = _chatName,
ChatMessage = null,
ChatDataIdentifier = DataIdentifier.LogIn
}.Serialize()
};
// Send data to server.
_clientSocket.BeginSendTo(state.Data, 0, state.Data.Length, SocketFlags.None, _serverEndPoint, ar => _clientSocket.EndSend(ar), state);
// Initialize data stream.
state = new StateObject();
// Begin listening for broadcasts from the server.
_clientSocket.BeginReceiveFrom(state.Data, 0, state.Data.Length, SocketFlags.None, ref _serverEndPoint, EndReceive, state);
}
catch (Exception ex)
{
Logger.WriteLine("Connection error!");
Logger.WriteLine(ex.Message);
}
}
