(MFC) FTP through HTTP Tunnel (FTP over HTTP Proxy)

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

FTP through an HTTP tunnel (via an HTTP proxy server that supports HTTP tunneling).

Chilkat C/C++ Library Downloads MS Visual C/C++ Libs

See Also: Using MFC CString in Chilkat

#include <CkFtp2.h>

void ChilkatSample(void)
    {
    CkString strOut;

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

    CkFtp2 ftp;

    ftp.put_Hostname("ftp.example.com");
    ftp.put_Username("login");
    ftp.put_Password("password");

    // Set the HTTP proxy server properties.
    // This is to connect via HTTP/1.1 using CONNECT method
    ftp.put_HttpProxyHostname("192.168.1.127");
    ftp.put_HttpProxyPort(8080);

    // If the proxy server requires authentication...
    ftp.put_HttpProxyUsername("myProxyUsername");
    ftp.put_HttpProxyPassword("myProxyPassword");

    // FTP over an HTTP proxy requires that FTP Passive mode be used
    // for data transfers. It is not possible to use non-passive (active) mode
    // for FTP over HTTP.
    ftp.put_Passive(true);

    // Connect and login to the FTP server.
    bool success = ftp.Connect();
    if (success != true) {
        strOut.append(ftp.lastErrorText());
        strOut.append("\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    // Change to the remote directory where the file will be uploaded.
    success = ftp.ChangeRemoteDir("junk");
    if (success != true) {
        strOut.append(ftp.lastErrorText());
        strOut.append("\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    // Upload a file.
    const char *localFilename = "c:/temp/hamlet.xml";
    const char *remoteFilename = "hamlet.xml";

    success = ftp.PutFile(localFilename,remoteFilename);
    if (success != true) {
        strOut.append(ftp.lastErrorText());
        strOut.append("\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    success = ftp.Disconnect();

    strOut.append("File Uploaded!");
    strOut.append("\r\n");


    SetDlgItemText(IDC_EDIT1,strOut.getUnicode());

    }