/// <summary>
/// Initialize a new SSPServer
/// </summary>
/// <param name="serverProperties">The properties for the server</param>
public SSPServer(ServerProperties serverProperties)
{
if (serverProperties == null)
{
throw new ArgumentNullException("serverProperties");
}
this.Random = new RandomDecimal(DateTime.Now.Millisecond);
this.KeyHandler = new PrivateKeyHandler(serverProperties.GenerateKeysInBackground);
this.serverProperties = serverProperties;
this.Clients = new SortedList <decimal, SSPClient>();
this.TcpServer = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
this.TcpServer.Bind(new IPEndPoint(IPAddress.Parse(serverProperties.ListenIp), serverProperties.ListenPort));
this.TcpServer.Listen(100);
if (serverProperties.AllowUdp)
{
try
{
this.UdpServer = new Socket(AddressFamily.InterNetwork, SocketType.Dgram, ProtocolType.Udp);
this.UdpServer.Bind(new IPEndPoint(IPAddress.Parse(serverProperties.ListenIp), serverProperties.ListenPort));
this.UdpServer.SetSocketOption(SocketOptionLevel.IP, SocketOptionName.PacketInformation, true);
this.udpAsyncSocket = new SocketAsyncEventArgs();
this.udpAsyncSocket.SetBuffer(new byte[70000], 0, 70000);
this.udpAsyncSocket.RemoteEndPoint = new IPEndPoint(0, 0);
this.udpAsyncSocket.Completed += UdpAsyncSocketCallback;
if (!UdpServer.ReceiveFromAsync(udpAsyncSocket))
{
UdpAsyncSocketCallback(null, udpAsyncSocket);
}
}
catch (Exception ex)
{
this.TcpServer.Close();
throw ex;
}
}
this.RootSocket_DNS = new RootDns();
//ThreadPool.QueueUserWorkItem(ServerThread);
this.Running = true;
TcpServer.BeginAccept(AsyncAction, null);
}
public SHS_KeyExchange(SSPClient client, ServerProperties serverProperties, PrivateKeyHandler KeyHandler)
: base(client)
{
this.serverProperties = serverProperties;
this.KeyHandler = KeyHandler;
}
internal unsafe bool ServerHandshake(ServerProperties serverProperties, Socket UdpClient, GetClientsDelegate getClientsDelegate, PrivateKeyHandler KeyHandler)
{
this.PeerSide = SecureSocketProtocol2.PeerSide.Server;
//check certificate info
if (serverProperties.ServerCertificate.PrivateKey == null || (serverProperties.ServerCertificate.PrivateKey != null && serverProperties.ServerCertificate.PrivateKey.Length <= 16))
{
throw new ArgumentException("The private key must be longer then 16 in length", "PrivateKey");
}
onAddProtection(Connection.protection); //no error handling by SSP, this must work or there is simply no connection
//apply private key
ApplyPrivateKey(serverProperties.ServerCertificate.PrivateKey);
if (serverProperties.KeyFiles != null)
{
foreach (Stream stream in serverProperties.KeyFiles)
{
while (stream.Position < stream.Length)
{
byte[] data = new byte[32768];
int read = stream.Read(data, 0, data.Length);
if (read <= 0)
{
break;
}
Array.Resize(ref data, read);
ApplyPrivateKey(data);
}
}
}
ServerSideHandshake handShake = new ServerSideHandshake(this, serverProperties, UdpClient, getClientsDelegate, KeyHandler);
if (!handShake.DoHandshake())
{
Disconnect(DisconnectReason.HandShakeFailed);
throw new Exception("An unexpected error occured in the HandShake");
}
this.CompletedHandshake = true;
this.Connection.KeepAliveSW = Stopwatch.StartNew();
return(true);
}
public ServerSideHandshake(SSPClient client, ServerProperties serverProperties, Socket UdpClient, GetClientsDelegate getClientsDelegate, PrivateKeyHandler KeyHandler)
{
this.Client = client;
this.HandShakes = new List <Handshake>();
this.HandShakes.Add(new SHS_Validation(client));
this.HandShakes.Add(new SHS_Seed(client));
this.HandShakes.Add(new SHS_KeyExchange(client, serverProperties, KeyHandler));
this.HandShakes.Add(new SHS_Authentication(client, serverProperties));
this.HandShakes.Add(new SHS_TimeSynchronisation(client));
this.HandShakes.Add(new SHS_ClientInfo(client, serverProperties));
this.HandShakes.Add(new SHS_UDP(client, serverProperties, UdpClient));
this.HandShakes.Add(new SHS_Plugins(client, getClientsDelegate));
this.HandShakes.Add(new SHS_ShareClasses(client));
}
