SOCKS4, SOCKS5 Proxy for POP3

Demonstrates how to communicate with a POP3 server through a SOCKS4 or SOCKS5 proxy.

Downloads:

MS Windows Visual C/C++ Libraries

Linux/CentOS C/C++ Libraries

MAC OS X C/C++ Libraries

Solaris C/C++ Libraries

C++ Builder Libraries

FreeBSD C++ Libraries

HP-UX C++ Libraries

BlackBerry QNX C++ Libraries

// Needs #include <CkMailMan.h>
// Needs #include <CkEmailBundle.h>
// Needs #include <CkEmail.h>

    CkString strOut;

    //  The mailman object is used for receiving (POP3)
    //  and sending (SMTP) email.
    CkMailMan mailman;

    //  Any string argument automatically begins the 30-day trial.
    bool success;
    success = mailman.UnlockComponent("30-day trial");
    if (success != true) {
        strOut.append("Component unlock failed\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    //  To use a SOCKS4 or SOCKS5 proxy, simply set the following
    //  properties prior to making any calls that communicate with
    //  a POP3 server:
    //  The SOCKS hostname may be a domain name or
    //  IP address:
    mailman.put_SocksHostname("www.mysocksproxyserver.com");
    mailman.put_SocksPort(1080);
    mailman.put_SocksUsername("myProxyLogin");
    mailman.put_SocksPassword("myProxyPassword");
    //  Set the SOCKS version to 4 or 5 based on the version
    //  of the SOCKS proxy server:
    mailman.put_SocksVersion(5);
    //  Note: SOCKS4 servers only support usernames without passwords.
    //  SOCKS5 servers support full login/password authentication.

    //  Set the POP3 server's hostname
    mailman.put_MailHost("mail.chilkatsoft.com");

    //  Set the POP3 login/password.
    mailman.put_PopUsername("myLogin");
    mailman.put_PopPassword("myPassword");

    CkEmailBundle *bundle = 0;
    //  Copy the all email from the user's POP3 mailbox
    //  into a bundle object.  The email remains on the server.
    bundle = mailman.CopyMail();

    if (bundle == 0 ) {
        strOut.append(mailman.lastErrorText());
        strOut.append("\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    long i;
    CkEmail *email = 0;
    for (i = 0; i <= bundle->get_MessageCount() - 1; i++) {
        email = bundle->GetEmail(i);
        strOut.append(email->ck_from());
        strOut.append("\r\n");
        strOut.append(email->subject());
        strOut.append("\r\n");
        strOut.append("\r\n");
        delete email;
    }

    delete bundle;

    mailman.Pop3EndSession();

    SetDlgItemText(IDC_EDIT1,strOut.getUnicode());