private void CloseConnection(ConnectionInfo ci)
{
ci.Socket.Close();
lock (connections) connections.Remove(ci);
}
private void AcceptCallback(IAsyncResult result)
{
ConnectionInfo connection = new ConnectionInfo();
log.printlog("[listen] start accept callback");
try
{
// Завершение операции Accept
Socket s = (Socket)result.AsyncState;
connection.Socket = s.EndAccept(result);
connection.Msg = new Diloma.DataType.NetworkMessage();
connection.Buffer = new byte[100000];
log.printlog("[getdata] New data is available. buffer size = " + connection.Buffer.Length.ToString()+
" Call receive procedure");
lock (connections) connections.Add(connection);
// Начало операции Receive и новой операции Accept
connection.Socket.BeginReceive(connection.Buffer,
0, connection.Buffer.Length, SocketFlags.None,
new AsyncCallback(ReceiveCallback),
connection);
s.BeginAccept(new AsyncCallback(
AcceptCallback), result.AsyncState);
}
catch (SocketException exc)
{
CloseConnection(connection);
MessageBox.Show("Socket exception: " +
exc.SocketErrorCode, "Ошибка асинхронного вызова");
log.printlog("[ERROR][AcceptCallback]" + exc.Message);
}
catch (Exception exc)
{
CloseConnection(connection);
MessageBox.Show("Exception: " + exc);
log.printlog("[ERROR][AcceptCallback]" + exc.Message);
}
}