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Unicode C

SMTP Send Raw Command

Demonstrates how to send a raw command to the SMTP server after the connecting and authenticating.

Chilkat Unicode C Downloads

Unicode C
#include <C_CkMailManW.h>

void ChilkatSample(void)
    {
    BOOL success;
    HCkMailManW mailman;
    const wchar_t *responseStr;

    success = FALSE;

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

    mailman = CkMailManW_Create();

    CkMailManW_putSmtpHost(mailman,L"smtp.mail.us-west-2.awsapps.com");
    CkMailManW_putSmtpSsl(mailman,TRUE);
    CkMailManW_putSmtpPort(mailman,465);

    success = CkMailManW_SmtpConnect(mailman);
    if (success == FALSE) {
        wprintf(L"%s\n",CkMailManW_lastErrorText(mailman));
        CkMailManW_Dispose(mailman);
        return;
    }

    CkMailManW_putSmtpUsername(mailman,L"john@example.com");
    CkMailManW_putSmtpPassword(mailman,L"the_password");

    success = CkMailManW_SmtpAuthenticate(mailman);
    if (success == FALSE) {
        wprintf(L"%s\n",CkMailManW_lastErrorText(mailman));
        CkMailManW_Dispose(mailman);
        return;
    }

    wprintf(L"Authenticated!\n");

    //  Send the "EHLO" command again to get the multi-line response that includes the SMTP capabilities.
    //  The capabilities are the lines in the response that begin with "250-".
    responseStr = CkMailManW_smtpSendRawCommand(mailman,L"EHLO client.example.com",L"utf-8",FALSE);
    if (CkMailManW_getLastMethodSuccess(mailman) == FALSE) {
        wprintf(L"%s\n",CkMailManW_lastErrorText(mailman));
        CkMailManW_Dispose(mailman);
        return;
    }

    wprintf(L"%s\n",responseStr);

    //  A sample response:

    //  250-smtp.us-west-2.mail.awsapps.com
    //  250-8BITMIME
    //  250-AUTH PLAIN LOGIN
    //  250 Ok


    CkMailManW_Dispose(mailman);

    }