(Unicode C) DSA Public Key PEM to DER Conversion

Converts a DSA public key from PEM format to DER.

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#include <C_CkDsaW.h>

void ChilkatSample(void)
    {
    HCkDsaW dsa;
    const wchar_t *pemPublicKey;
    BOOL success;

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

    dsa = CkDsaW_Create();

    // Load a PEM public key.

    pemPublicKey = CkDsaW_loadText(dsa,L"dsa_pub.pem");
    // Import the public key PEM into the DSA object.
    success = CkDsaW_FromPublicPem(dsa,pemPublicKey);
    if (success != TRUE) {
        wprintf(L"%s\n",CkDsaW_lastErrorText(dsa));
        CkDsaW_Dispose(dsa);
        return;
    }

    // Write it out as a DER file:
    success = CkDsaW_ToPublicDerFile(dsa,L"dsa_pub.der");
    if (success != TRUE) {
        wprintf(L"%s\n",CkDsaW_lastErrorText(dsa));
        CkDsaW_Dispose(dsa);
        return;
    }

    wprintf(L"Finished!\n");


    CkDsaW_Dispose(dsa);

    }