private Socks5ClientRequestReply AssocCore(IPAddress addr, int port)
{
Socks5ClientRequest request = new Socks5ClientRequest {
Command = Socks5Command.UDPMap,
AddressType = Socks5AddressType.IPv4,
DestinationAddress = addr.ToString(),
DestinationPort = (ushort)port
};
_socks_control.Client.Send(request.GetBytes());
byte[] connect_request_reply = new byte[Socks5Packet.MessageMaxLength]; // for everything
_socks_control.Client.Receive(connect_request_reply);
Socks5ClientRequestReply request_reply = new Socks5ClientRequestReply(connect_request_reply);
if (request_reply.ResponseCode != Socks5ResponseCode.OK)
{
throw new Socks5Exception("SOCKS5 server reports: "
+ request_reply.ResponseCode);
}
this._established = true;
this._socks_endpoint = new IPEndPoint(_socks_addr, request_reply.RemoteLocalPort);
this.Client.ReceiveTimeout = 1000;
return(request_reply);
}
protected Socks5ClientRequestReply RemoteBindCore(Socks5ClientRequest request)
{
this.Client.Send(request.GetBytes());
byte[] connect_request_reply = new byte[Socks5Packet.MessageMaxLength]; // for everything
this.Client.Receive(connect_request_reply);
Socks5ClientRequestReply request_reply = new Socks5ClientRequestReply(connect_request_reply);
if (request_reply.ResponseCode != Socks5ResponseCode.OK)
{
throw new Socks5Exception("SOCKS5 server reports: "
+ request_reply.ResponseCode);
}
this._established = true;
return(request_reply);
}
protected Socks5ClientRequestReply RemoteConnectCore(Socks5ClientRequest request)
{
this.Client.Send(request.GetBytes());
byte[] connect_request_reply = new byte[Socks5Packet.MessageMaxLength]; // for everything
this.Client.Receive(connect_request_reply);
Socks5ClientRequestReply request_reply = new Socks5ClientRequestReply(connect_request_reply);
if (request_reply.ResponseCode != Socks5ResponseCode.OK)
{
throw new Socks5Exception("SOCKS5 server reports: "
+ request_reply.ResponseCode);
}
//if(request_reply.AddressType != request.AddressType)
// throw new ApplicationException("SOCKS5 reply address type does not match");
this._established = true;
return(request_reply);
}