(Unicode C++) Hash the Contents of a File (SHA256 and other hash algorithms)

Demonstrates how to hash the contents of a file using SHA256, SHA384, SHA512, MD2, MD5, HAVAL, RIPEMD, etc.

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#include <CkCrypt2W.h>
#include <CkByteData.h>
#include <CkStringBuilderW.h>

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

    CkCrypt2W crypt;

    // Choose the hash algorithm.
    // Can be  "sha1", "sha256", "sha384", "sha512", "md2", "md5", "haval", "ripemd128", "ripemd160","ripemd256", or "ripemd320".
    crypt.put_HashAlgorithm(L"sha256");

    CkByteData hashBytes;
    success = crypt.HashFile(L"qa_data/jpg/starfish.jpg",hashBytes);

    // Let's examine the hash as a hex string.
    CkStringBuilderW sb;
    sb.AppendEncoded(hashBytes,L"hex");
    wprintf(L"SHA256 hash = %s\n",sb.getAsString());
    }