protected override void HandleClient(object clientObj)
{
TcpClient socket2Client = clientObj as TcpClient;
Pipe client2Server = new Pipe(
socket2Client,
null
);
Pipe server2Client = new Pipe(
null,
socket2Client
);
client2Server.EncryptFrom = true;
server2Client.EncryptTo = true;
try
{
byte[] request = client2Server.Read();
if (request == null)
{
return;
}
// not socket 5 request
int version = request[0];
if (version != '\u0005')
{
return;
}
string reply = "\u0005\u0000";
server2Client.Write(reply);
request = client2Server.Read();
if (request == null)
{
return;
}
CMDType cmdType = (CMDType)request[1];
if (cmdType == CMDType.Connect)
{
HandleTCPReq(request, server2Client, client2Server);
}
else if (cmdType == CMDType.Udp)
{
//HandleUDPReq(request, server2Client);
}
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
client2Server.Close();
server2Client.Close();
}
}
protected override bool WorkFlow(Pipe pipeClient2Server, Pipe pipeServer2Client)
{
string request = pipeClient2Server.ReadString();
IPEndPoint reqIPEP = GetIPEndPoint(request);
if (SendReqEndPoint(pipeClient2Server.SocketTo, reqIPEP))
{
if (reqIPEP.Port == 443)
{
string re443 = "HTTP/1.1 OK\r\n\r\n";
return(pipeServer2Client.Write(re443));
}
else
{
return(pipeClient2Server.Write(request));
}
}
return(false);
}
private void CloseRequest(Pipe server2Client)
{
string reply = "\u0005\u0001\u0000\u0001\u0000\u0000\u0000\u0000\u0000\u0000";
server2Client.Write(reply);
}
protected override void HandleClient(object clientObj)
{
TcpClient socket2Client = clientObj as TcpClient;
Pipe pipe0;
Pipe pipe1 = null;
pipe0 = new Pipe(
socket2Client,
null
);
pipe0.EncryptFrom = true;
try
{
byte[] buffer = pipe0.Read();
if (buffer == null)
{
return;
}
string request = Encoding.UTF8.GetString(buffer, 0, buffer.Length);
string host = GetHost(request);
int port = GetPort(request);
if (host == "" || port == 0)
{
return;
}
IPHostEntry iphe = Dns.GetHostEntry(host);
IPAddress ipa = null;
foreach (IPAddress tmp in iphe.AddressList)
{
if (tmp.AddressFamily == AddressFamily.InterNetwork)
{
ipa = tmp;
}
}
if (ipa == null)
{
return;
}
string ip = ipa.ToString();
Console.WriteLine("connect to " + host + ":" + port);
TcpClient client2Server = new TcpClient(ip, port);
pipe1 = new Pipe(
client2Server,
socket2Client
);
pipe1.EncryptTo = true;
pipe0.ClientTo = client2Server;
if (port == 443)
{
string re443 = "HTTP/1.1 OK\r\n\r\n";
buffer = Encoding.UTF8.GetBytes(re443);
pipe1.Write(buffer);
}
else
{
pipe0.Write(buffer);
}
pipe0.Flow();
pipe1.Flow();
}
catch (SocketException se)
{
Console.WriteLine(se.Message);
pipe0.Close();
if (pipe1 != null)
{
pipe1.Close();
}
}
}
public bool WriteR(string msg, Encoding code)
{
return(pipeL2R.Write(msg, code) > 0);
}
public bool WriteL(string msg, Encoding code)
{
return(pipeR2L.Write(msg, code) > 0);
}
public bool WriteR(string msg)
{
return(pipeL2R.Write(msg));
}
public bool WriteL(string msg)
{
return(pipeR2L.Write(msg));
}