(C++) Workaround for the deprecated Crypt2.VerifyBytes method

Shows how to replace the deprecated VerifyBytes method. (Chilkat is moving away from the use of CkByteData.)

Note: This example requires Chilkat v11.0.0 or greater.

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#include <CkCrypt2.h>
#include <CkByteData.h>
#include <CkBinData.h>

void ChilkatSample(void)
    {
    CkCrypt2 crypt;

    const char *sigPath = "c:/someDir/example.p7s";
    const char *originalDataPath = "c:/someDir/example.dat";

    // ------------------------------------------------------------------------
    // The VerifyBytes method is deprecated:

    CkByteData detachedSigBytes;
    detachedSigBytes.loadFile(sigPath);

    CkByteData originalDataBytes;
    originalDataBytes.loadFile(originalDataPath);

    bool verified = crypt.VerifyBytes(originalDataBytes,detachedSigBytes);

    // ------------------------------------------------------------------------
    // Workaround.
    // (Chilkat is moving away from using CkByteData)

    CkBinData bdSig;
    bdSig.LoadFile(sigPath);

    CkBinData bdOrigData;
    bdOrigData.LoadFile(originalDataPath);

    const char *encoding = "base64";
    crypt.put_EncodingMode(encoding);
    verified = crypt.VerifyBdENC(bdOrigData,bdSig.getEncoded(encoding));
    }