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C++

SMTP Connect and Authenticate

Demonstrates how to connect and then authenticate with an SMTP server.

Chilkat C++ Downloads

C++
#include <CkMailMan.h>

void ChilkatSample(void)
    {
    bool success = false;

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

    CkMailMan mailman;

    mailman.put_SmtpHost("smtp.mail.us-west-2.awsapps.com");
    mailman.put_SmtpSsl(true);
    mailman.put_SmtpPort(465);

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

    mailman.put_SmtpUsername("john@example.com");
    mailman.put_SmtpPassword("the_password");

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

    std::cout << "Authenticated!" << "\r\n";

    std::cout << mailman.smtpSessionLog() << "\r\n";

    //  Sample session log:

    //  220 smtp.us-west-2.mail.awsapps.com ESMTP Amazon WorkMail SMTP Service
    //  EHLO SLICE<CRLF>
    //  250-smtp.us-west-2.mail.awsapps.com
    //  250-8BITMIME
    //  250-AUTH PLAIN LOGIN
    //  250 Ok
    //  AUTH LOGIN<CRLF>
    //  334 VXNlcm5hbWU6
    //  am9obkBleGFtcGxlLmNvbQ==<CRLF>
    //  334 UGFzc3dvcmQ6
    //  {PasswordOrCredentials}
    //  235 Authentication successful.
    }