Convert DSA Public Key DER to PEM

Converts a DSA public key from DER format to PEM.

Downloads:

MS Windows Visual C/C++ Libraries

Linux/CentOS C/C++ Libraries

MAC OS X C/C++ Libraries

Solaris C/C++ Libraries

C++ Builder Libraries

FreeBSD C++ Libraries

HP-UX C++ Libraries

BlackBerry QNX C++ Libraries

// Needs #include <CkDsa.h>

    CkString strOut;

    bool success;

    CkDsa dsa;

    success = dsa.UnlockComponent("Anything for 30-day trial");
    if (success != true) {
        strOut.append(dsa.lastErrorText());
        strOut.append("\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    //  Load a DER public key.
    success = dsa.FromPublicDerFile("dsa_pub.der");
    if (success != true) {
        strOut.append(dsa.lastErrorText());
        strOut.append("\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    const char * pemStr;

    //  Save the public key to PEM:
    pemStr = dsa.toPublicPem();
    success = dsa.SaveText(pemStr,"dsa_pub.pem");
    if (success != true) {
        strOut.append(dsa.lastErrorText());
        strOut.append("\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    strOut.append("Finished!\r\n");

    SetDlgItemText(IDC_EDIT1,strOut.getUnicode());