(Delphi DLL) SSH using HTTP Proxy

Note: This example requires Chilkat v9.5.0.51 or greater.

Demonstrates how to connect to an SSH server through an HTTP proxy. (Connects through a generic proxy of type: HTTP/1.1 using the CONNECT method.)

Chilkat for Delphi Downloads Chilkat non-ActiveX DLL for Delphi Chilkat ActiveX DLL for Delphi * The examples here use the non-ActiveX DLL.

uses
    Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
    Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Ssh;

...

procedure TForm1.Button1Click(Sender: TObject);
var
ssh: HCkSsh;
hostname: PWideChar;
port: Integer;
success: Boolean;

begin
// This example assumes the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

ssh := CkSsh_Create();

// To connect through an HTTP proxy, set the HttpProxyHostname
// and HttpProxyPort properties to the hostname (or IP address)
// and port of the HTTP proxy.  Typical port numbers used by
// HTTP proxy servers are 3128 and 8080.
CkSsh_putHttpProxyHostname(ssh,'www.my-http-proxy.com');
CkSsh_putHttpProxyPort(ssh,3128);

// Important:  Your HTTP proxy server must allow non-HTTP
// traffic to pass.  Otherwise this does not work.

// Connect to an SSH server via an HTTP proxy:

// Hostname may be an IP address or hostname:
hostname := '192.168.1.108';
port := 22;

success := CkSsh_Connect(ssh,hostname,port);
if (success <> True) then
  begin
    Memo1.Lines.Add(CkSsh__lastErrorText(ssh));
    Exit;
  end;

// Your application is now connected to an SSH server 
// through an HTTP proxy. 
// ..

CkSsh_Dispose(ssh);

end;