(Unicode C++) Using Client Certificate w/ IMAP SSL

Demonstrates how to use a client-side certificate with an IMAP SSL connection. The SetSslClientCert method is called to specify a certificate to be used for the SSL connection.

Note: This example requires Chilkat v10.1.2 or greater.

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#include <CkImapW.h>
#include <CkCertStoreW.h>
#include <CkJsonObjectW.h>
#include <CkCertW.h>
#include <CkMessageSetW.h>
#include <CkEmailBundleW.h>
#include <CkEmailW.h>

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

    CkImapW imap;

    // To use a secure SSL connection, set SSL and the port:
    imap.put_Ssl(true);
    // The typical port for IMAP SSL is 993
    imap.put_Port(993);

    // Load a certificate from a PFX file and use it.
    // Note: Other methods are available to load pre-installed
    // certificates from registry-based certificate stores.

    // Create an instance of a certificate store object, load a PFX file,
    // locate the certificate we need, and use it for signing.
    // (a PFX file may contain more than one certificate.)
    CkCertStoreW certStore;
    // The 1st argument is the filename, the 2nd arg is the 
    // PFX file's password:
    bool success = certStore.LoadPfxFile(L"myCertWithPrivateKey.pfx",L"secret");
    if (success != true) {
        wprintf(L"%s\n",certStore.lastErrorText());
        return;
    }

    // Find the certificate by the subject common name:
    CkJsonObjectW jsonCN;
    jsonCN.UpdateString(L"CN",L"cert common name");

    CkCertW cert;
    success = certStore.FindCert(jsonCN,cert);
    if (success == false) {
        wprintf(L"%s\n",certStore.lastErrorText());
        return;
    }

    // If a PFX file is known to contain a single certificate,
    // you may load it directly into a Chilkat certificate object.
    // This snippet of source code shows how:
    CkCertW cert2;
    // The 1st argument is the filename, the 2nd arg is the 
    // PFX file's password:
    success = cert2.LoadPfxFile(L"myClientCert.pfx",L"secret");
    if (success != true) {
        wprintf(L"%s\n",cert.lastErrorText());
        return;
    }

    // Use the cert:
    success = imap.SetSslClientCert(cert);

    // Connect to an IMAP server.
    success = imap.Connect(L"imap.someMailServer.com");
    if (success != true) {
        wprintf(L"%s\n",imap.lastErrorText());
        return;
    }

    // Login
    success = imap.Login(L"myLogin",L"myPassword");
    if (success != true) {
        wprintf(L"%s\n",imap.lastErrorText());
        return;
    }

    // Select an IMAP mailbox
    success = imap.SelectMailbox(L"Inbox");
    if (success != true) {
        wprintf(L"%s\n",imap.lastErrorText());
        return;
    }

    CkMessageSetW *messageSet = 0;
    // We can choose to fetch UIDs or sequence numbers.
    bool fetchUids = true;
    // Get the message IDs of all the emails in the mailbox
    messageSet = imap.Search(L"ALL",fetchUids);
    if (imap.get_LastMethodSuccess() == false) {
        wprintf(L"%s\n",imap.lastErrorText());
        return;
    }

    // Fetch the emails into a bundle object:
    CkEmailBundleW *bundle = 0;
    bundle = imap.FetchBundle(*messageSet);
    if (imap.get_LastMethodSuccess() == false) {
        delete messageSet;
        wprintf(L"%s\n",imap.lastErrorText());
        return;
    }

    // Loop over the bundle and display the FROM and SUBJECT of each.
    int i = 0;
    int numEmails = bundle->get_MessageCount();
    while (i < numEmails) {
        CkEmailW *email = bundle->GetEmail(i);
        wprintf(L"%s\n",email->ck_from());
        wprintf(L"%s\n",email->subject());
        wprintf(L"--\n");
        delete email;
        i = i + 1;
    }

    // Disconnect from the IMAP server.
    success = imap.Disconnect();

    delete messageSet;
    delete bundle;
    }