C:/work/OMMR/OCHHP_OMMR_OMMR/Code/Assemblies/SharpSSH/Source/SharpSSH-1.1.1.13.src/Examples/jsch_samples/PortForwardingR.cs

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using System;
using System.Windows.Forms;
using Tamir.SharpSsh.jsch;

/* PortForwardingR.cs
 * ====================================================================
 * The following example was posted with the original JSch java library,
 * and is translated to C# to show the usage of SharpSSH JSch API
 * ====================================================================
 * */
namespace sharpSshTest.jsch_samples
{
        public class PortForwardingR
        {
                public static void RunExample(String[] arg)
                {
                        //int port;

                        try
                        {
                                //Create a new JSch instance
                                JSch jsch=new JSch();

                                //Prompt for username and server host
                                Console.WriteLine("Please enter the user and host info at the popup window...");
                                String host = InputForm.GetUserInput
                                        ("Enter username@hostname",
                                        Environment.UserName+"@localhost");
                                String user=host.Substring(0, host.IndexOf('@'));
                                host=host.Substring(host.IndexOf('@')+1);

                                //Create a new SSH session
                                Session session=jsch.getSession(user, host, 22);

                                //Get from user the remote port, local host and local host port
                                String foo = InputForm.GetUserInput("Enter -R port:host:hostport","port:host:hostport");
                                int rport=int.Parse(foo.Substring(0, foo.IndexOf(':')));
                                foo=foo.Substring(foo.IndexOf(':')+1);
                                String lhost=foo.Substring(0, foo.IndexOf(':'));
                                int lport=int.Parse(foo.Substring(foo.IndexOf(':')+1));

                                // username and password will be given via UserInfo interface.
                                UserInfo ui=new MyUserInfo();
                                session.setUserInfo(ui);
                                session.connect();

                                Console.WriteLine(host+":"+rport+" -> "+lhost+":"+lport);

                                //Set port forwarding on the opened session
                                session.setPortForwardingR(rport, lhost, lport);                        
                        }
                        catch(Exception e)
                        {
                                Console.WriteLine(e.Message);
                        }
                }

                public class MyUserInfo : UserInfo, UIKeyboardInteractive
                {
                        private String passwd;

                        public String getPassword(){ return passwd; }

                        public bool promptYesNo(String str)
                        {
                                return InputForm.PromptYesNo(str);
                        }
                        
                        public String getPassphrase(){ return null; }

                        public bool promptPassphrase(String message){ return true; }

                        public bool promptPassword(String message)
                        {
                                passwd=InputForm.GetUserInput(message, true);
                                return true;
                        }

                        public void showMessage(String message)
                        {
                                InputForm.ShowMessage(message);
                        }

                        public string[] promptKeyboardInteractive(string destination, string name, string instruction, string[] prompt,
                                                                  bool[] echo)
                        {
                                string prmpt = prompt != null && prompt.Length > 0 ? prompt[0] : "";
                                passwd=InputForm.GetUserInput(prmpt, true);
                                return new string[] { passwd };
                        }
                }
        }
}

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