C++

DSA Public Key PEM to DER Conversion

See more DSA Examples

Converts a DSA public key from PEM format to DER. C++

#include <CkDsa.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.

    CkDsa dsa;

    //  Load a PEM public key.
    const char *pemPublicKey = 0;
    pemPublicKey = dsa.loadText("dsa_pub.pem");
    //  Import the public key PEM into the DSA object.
    success = dsa.FromPublicPem(pemPublicKey);
    if (success != true) {
        std::cout << dsa.lastErrorText() << "\r\n";
        return;
    }

    //  Write it out as a DER file:
    success = dsa.ToPublicDerFile("dsa_pub.der");
    if (success != true) {
        std::cout << dsa.lastErrorText() << "\r\n";
        return;
    }

    std::cout << "Finished!" << "\r\n";
    }