C

DSA Public Key PEM to DER Conversion

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

#include <C_CkDsa.h>

void ChilkatSample(void)
    {
    BOOL success;
    HCkDsa dsa;
    const char *pemPublicKey;

    success = FALSE;

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

    dsa = CkDsa_Create();

    // Load a PEM public key.

    pemPublicKey = CkDsa_loadText(dsa,"dsa_pub.pem");
    // Import the public key PEM into the DSA object.
    success = CkDsa_FromPublicPem(dsa,pemPublicKey);
    if (success != TRUE) {
        printf("%s\n",CkDsa_lastErrorText(dsa));
        CkDsa_Dispose(dsa);
        return;
    }

    // Write it out as a DER file:
    success = CkDsa_ToPublicDerFile(dsa,"dsa_pub.der");
    if (success != TRUE) {
        printf("%s\n",CkDsa_lastErrorText(dsa));
        CkDsa_Dispose(dsa);
        return;
    }

    printf("Finished!\n");


    CkDsa_Dispose(dsa);

    }