IMAP SSH Tunneling (Port Forwarding)

Demonstrates how to setup an SSH tunnel for IMAP.

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Chilkat.Imap imap = new Chilkat.Imap();

bool success;

//  Anything unlocks the component and begins a fully-functional 30-day trial.
success = imap.UnlockComponent("Anything for 30-day trial");
if (success != true) {
    MessageBox.Show(imap.LastErrorText);
    return;
}

//  Connect to an SSH server and establish the SSH tunnel:
string sshHostname;
int sshPort;
//  The SSH hostname may be a hostname or an
//  IP address, such as "192.168.1.108".
//  The port is typically 22 (the standard port for SSH).
sshHostname = "www.mysshserver.com";
sshPort = 22;
success = imap.SshTunnel(sshHostname,sshPort);
if (success != true) {
    MessageBox.Show(imap.LastErrorText);
    return;
}

//  Authenticate with the SSH server via a login/password
//  or with a public key.
//  This example demonstrates SSH password authentication.
//  Note: This is not authenticating with the IMAP server, it is
//  for authenticating with the SSH server, which is separate.
success = imap.SshAuthenticatePw("mySshLogin","mySshPassword");
if (success != true) {
    MessageBox.Show(imap.LastErrorText);
    return;
}

//  OK, the SSH tunnel is setup.  The IMAP component may
//  be used exactly the same as usual, except all communications
//  are sent through the SSH tunnel.

//  Connect to an IMAP server via the SSH tunnel.
//  Because the SSH tunnel has been previously setup,
//  this does not establish a direct connection with the IMAP
//  server.  It directs the SSH server to establish the connection.
success = imap.Connect("mail.chilkatsoft.com");
if (success != true) {
    MessageBox.Show(imap.LastErrorText);
    return;
}

//  Authenticate with the IMAP server via the SSH tunnel.
success = imap.Login("myLogin","myPassword");
if (success != true) {
    MessageBox.Show(imap.LastErrorText);
    return;
}

//  Select an IMAP mailbox
success = imap.SelectMailbox("Inbox");
if (success != true) {
    MessageBox.Show(imap.LastErrorText);
    return;
}

Chilkat.MessageSet messageSet = null;
//  We can choose to fetch UIDs or sequence numbers.
bool fetchUids;
fetchUids = true;
//  Get the message IDs of all the emails in the mailbox
messageSet = imap.Search("ALL",fetchUids);
if (messageSet == null ) {
    MessageBox.Show(imap.LastErrorText);
    return;
}

//  Fetch the emails into a bundle object:
Chilkat.EmailBundle bundle = null;
bundle = imap.FetchBundle(messageSet);
if (bundle == null ) {

    MessageBox.Show(imap.LastErrorText);
    return;
}

//  Loop over the bundle and display the FROM and SUBJECT of each.
int i;
for (i = 0; i <= bundle.MessageCount - 1; i++) {
    Chilkat.Email email = null;
    email = bundle.GetEmail(i);
    textBox1.Text += email.From + "\r\n";
    textBox1.Text += email.Subject + "\r\n";
    textBox1.Text += "--" + "\r\n";

}

//  Disconnect from the IMAP server.
imap.Disconnect();