(MFC) Load P7B and List Certificates

Demonstrates how to load a .p7b containing certificates and accesses each individual certificate.

Chilkat C/C++ Library Downloads MS Visual C/C++ Libs

See Also: Using MFC CString in Chilkat

#include <CkGlobal.h>
#include <CkPem.h>
#include <CkCert.h>

void ChilkatSample(void)
    {
    CkString strOut;

    // Unlock the Chilkat API.
    // Starting in v9.5.0.49, all Chilkat classes can be unlocked at once at the beginning of a program
    // by calling UnlockBundle.  It requires a Bundle unlock code.
    CkGlobal chilkatGlob;
    bool success = chilkatGlob.UnlockBundle("Anything for 30-day trial.");
    if (success != true) {
        strOut.append(chilkatGlob.lastErrorText());
        strOut.append("\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    CkPem pem;

    // Load the .p7b from a file.
    success = pem.LoadP7bFile("/Users/chilkat/testData/p7b/myCerts.p7b");
    if (success != true) {
        strOut.append(pem.lastErrorText());
        strOut.append("\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    int i;
    int numCerts = pem.get_NumCerts();
    if (numCerts == 0) {
        strOut.append(("Error: Expected the .p7b to contain certificates."));
        strOut.append("\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    // Access each certificate and show the DN (Distinguished Name)
    for (i = 1; i <= numCerts; i++) {
        CkCert *cert = pem.GetCert(i - 1);
        strOut.appendInt(i);
        strOut.append(": ");
        strOut.append(cert->subjectDN());
        strOut.append("\r\n");
        delete cert;
    }



    SetDlgItemText(IDC_EDIT1,strOut.getUnicode());

    }