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Unicode C++

DSA Public Key PEM to DER Conversion

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Converts a DSA public key from PEM format to DER.

Chilkat Unicode C++ Downloads

Unicode C++
#include <CkDsaW.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.

    CkDsaW dsa;

    // Load a PEM public key.
    const wchar_t *pemPublicKey = 0;
    pemPublicKey = dsa.loadText(L"dsa_pub.pem");
    // Import the public key PEM into the DSA object.
    success = dsa.FromPublicPem(pemPublicKey);
    if (success != true) {
        wprintf(L"%s\n",dsa.lastErrorText());
        return;
    }

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

    wprintf(L"Finished!\n");
    }