/// <summary>
/// Called when a message has been received from the server
/// </summary>
/// <param name="bytes">The message as a byte array</param>
protected override void OnMessageReceived(byte[] bytes)
{
//base.OnMessageReceived(bytes);
if (_remotePublicKey != null) //then we're secure
{
base.OnMessageReceived(bytes);
//var obj = FormatReceived(bytes);
//MessageReceived?.Invoke(this, obj);
}
else
{
try
{
var json = bytes.AsString();//.FromBase64();
if (IsBase64Encoded(json))
{
System.Diagnostics.Debug.WriteLine("Remote public key is curiously Base64 encoded");
json = json.FromBase64(); //still not sure how this gets base64 encoded in the first place
}
_remotePublicKey = Newtonsoft.Json.JsonConvert.DeserializeObject <RSAParameters>(json);
System.Diagnostics.Debug.WriteLine("{0} received {1}'s public Key", IsServerSide ? "Server" : "Client", IsServerSide ? "client" : "server");
//bytes = null; //not a real message, so set it to null
IsConnectedResetEvent.Set();
Connected?.Invoke(this, Socket.RemoteEndPoint);
}
catch (Exception e)
{
//Log.e(e);
System.Diagnostics.Debug.WriteLine(e.ToString());
System.Diagnostics.Debugger.Break();
}
}
}
/// <summary>
/// Constructs a new SecureStringClient
/// </summary>
/// <param name="client">An existing connected TcpClient</param>
public Client(TcpClient client)
{
IsServerSide = true;
_client = new Sockets.Socket(client);
IsConnectedResetEvent.Set();
InitializeConnection();
}
/// <summary>
/// Called when a connection has been established with the server
/// </summary>
/// <param name="remoteEndPoint">The IPEndPoint of the server</param>
protected override void OnConnected(IPEndPoint remoteEndPoint)
{
//don't call the base because we don't want to raise the Connected event yet
//base.OnConnected(remoteEndPoint);
IsConnectedResetEvent.Reset();
SendPublicKey(); //immediately send the public key
//can't log messages yet - Log.v("Client Sent Public Key");
}
/// <summary>
/// Blocks the current thread until either a connection is established or the specified time elapses
/// </summary>
/// <param name="msTimeout"></param>
/// <returns></returns>
public bool WaitForSecured(int msTimeout = -1)
{
return(IsConnectedResetEvent.Wait(msTimeout));
}
/// <summary>
/// Called when a connection has been terminated
/// </summary>
/// <param name="remoteEndPoint">The IPEndPoint of the server</param>
/// <param name="e">An exception if one ocurred</param>
protected virtual void OnDisconnected(IPEndPoint remoteEndPoint, Exception e)
{
IsConnectedResetEvent.Reset();
Disconnected?.Invoke(this, remoteEndPoint, e);
}
/// <summary>
/// Called when a connection has been established with the server
/// </summary>
/// <param name="remoteEndPoint">The IPEndPoint of the server</param>
protected virtual void OnConnected(IPEndPoint remoteEndPoint)
{
IsConnectedResetEvent.Set();
Connected?.Invoke(this, remoteEndPoint);
}
