(C++) POP3 to SMTP Forwarder

Read a POP3 mailbox and forwards the email to another email address, keeping the recipients in the original email the same.

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#include <CkMailMan.h>
#include <CkStringArray.h>

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

    CkMailMan mailman;

    bool success;

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

    // Set the POP3 login/password.
    mailman.put_PopUsername("MY_LOGIN");
    mailman.put_PopPassword("MY_PASSWORD");

    CkStringArray *saUidls = 0;

    // The the UIDLs for all email in the POP3 mailbox.
    saUidls = mailman.GetUidls();
    if (mailman.get_LastMethodSuccess() == false) {
        std::cout << mailman.lastErrorText() << "\r\n";
        return;
    }

    CkStringArray *saMime = 0;

    // Download the email from the server.  Call FetchMultipleMime
    // because we don't want to load the emails into email objects.
    // (We'll delete the emails that are forwarded without error.)
    // Note: It is not reasonable to call this method for a mailbox containing
    // a huge number of emails.  For large mailboxes, it's better to download
    // one by one and process each email independently. This way, if a 
    // server or communications error occurs, it's possible to write code
    // that can resume.
    saMime = mailman.FetchMultipleMime(*saUidls);

    if (mailman.get_LastMethodSuccess() == false) {
        delete saUidls;
        std::cout << mailman.lastErrorText() << "\r\n";
        return;
    }

    // Set the SMTP hostname for sending.
    mailman.put_SmtpHost("smtp.example.com");
    mailman.put_SmtpUsername("MY_SMTP_LOGIN");
    mailman.put_SmtpPassword("MY_SMTP_PASSWORD");

    int n = saMime->get_Count();

    const char *fromAddr = "me@example.com";
    const char *toAddr = "recipient@somewhere.com";

    bool bAllOk = true;

    int i = 0;
    while (i < n) {

        const char *strMime = saMime->getString(i);

        // Forward the email.
        success = mailman.SendMime(fromAddr,toAddr,strMime);
        if (success != true) {
            bAllOk = false;
            std::cout << mailman.lastErrorText() << "\r\n";
            // Force loop exit.
            i = n;
        }

        i = i + 1;
    }

    // Remove the emails in saUidls from the POP3 server.
    if (bAllOk == true) {
        success = mailman.DeleteMultiple(*saUidls);
        if (success != true) {
            std::cout << mailman.lastErrorText() << "\r\n";
        }

    }

    delete saMime;
    delete saUidls;

    std::cout << "bAllOk = " << bAllOk << "\r\n";
    }