Sample code for 30+ languages & platforms
C++

Send email using SSL (port 465).

Send email using SMTP SSL on port 465.

Chilkat C++ Downloads

C++
#include <CkMailMan.h>
#include <CkEmail.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.

    // The mailman object is used for sending and receiving email.
    CkMailMan mailman;

    // Set the SMTP server.
    mailman.put_SmtpHost("smtp.att.yahoo.com");

    // Set SMTP login and password (if necessary)
    mailman.put_SmtpUsername("myUsername@sbcglobal.net");
    mailman.put_SmtpPassword("myPassword");

    mailman.put_SmtpSsl(true);
    mailman.put_SmtpPort(465);

    // Create a new email object
    CkEmail email;

    email.put_Subject("This is a test");
    email.put_Body("This is a test");
    email.put_From("Chilkat Support <support@chilkatsoft.com>");
    success = email.AddTo("Chilkat Admin","admin@chilkatsoft.com");

    success = mailman.SendEmail(email);
    if (success != true) {
        std::cout << mailman.lastErrorText() << "\r\n";
        return;
    }

    success = mailman.CloseSmtpConnection();
    if (success != true) {
        std::cout << "Connection to SMTP server not closed cleanly." << "\r\n";
    }

    std::cout << "Mail Sent!" << "\r\n";
    }