/// <summary>
/// The callback of Connect_to_Server which ends the connect
/// </summary>
/// <param name="state_in_an_ar_object"> The state passed from the caller</param>
public static void Connected_to_Server(IAsyncResult state_in_an_ar_object)
{
PreservedState currentState = (PreservedState)state_in_an_ar_object.AsyncState;
try
{
// End the connect
currentState.stateSocket.EndConnect(state_in_an_ar_object);
// Call the callback
currentState.Callback(currentState);
}
catch (Exception e)
{
// Tell the GUI there's an error
currentState.error = true;
currentState.Callback(currentState);
Console.WriteLine(e.Message);
}
}
/// <summary>
/// The callback of i_want_more_data that ends the receive
/// </summary>
/// <param name="state_in_an_ar_object"> The state sent from the caller</param>
public static void ReceiveCallback(IAsyncResult state_in_an_ar_object)
{
PreservedState state = (PreservedState)state_in_an_ar_object.AsyncState;
try
{
Socket sock = state.stateSocket;
// End the receive
int bytesRead = sock.EndReceive(state_in_an_ar_object);
// Put the server's bytes into the stringbuilder
if (bytesRead > 0)
{
lock (state.sb)
{
state.sb.Append(Encoding.UTF8.GetString(state.buffer, 0, bytesRead));
// Call the callback
state.Callback(state);
}
}
else
{
if (state.sb.Length > 1)
{
response = state.sb.ToString();
}
}
}
catch (Exception e)
{
// Tell the GUI there's an error
state.error = true;
state.Callback(state);
Console.WriteLine(e.Message);
}
}
/// <summary>
/// Begins receive for more data from the server
/// </summary>
/// <param name="state_in_an_ar_object"> The state sent from the caller</param>
public static void i_want_more_data(PreservedState state_in_an_ar_object)
{
PreservedState state = (PreservedState)state_in_an_ar_object;
try
{
Socket client = state.stateSocket;
// Begin the receive
client.BeginReceive(state.buffer, 0, PreservedState.BufferSize, 0, ReceiveCallback, state);
}
catch (Exception e)
{
// Tell the GUI there's an error
state.error = true;
state.Callback(state);
Console.WriteLine(e.Message);
}
}
