Base64 Encode/Decode a String

C++ example to base-64 encode and decode a string.

Download Chilkat C++ Libraries for VC++ 8.0 / Win32

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#include <CkCrypt2.h>
#include <CkString.h>

void ChilkatSample(void)
    {
    CkCrypt2 crypt;

    //  Any string argument automatically begins the 30-day trial.
    bool success;
    success = crypt.UnlockComponent("30-day trial");
    if (success != true) {
        printf("Crypt component unlock failed\n");
        return;
    }

    CkString s;
    s = "A friend called me up the other day and talked about investing in a dot-com that sells lobsters. Internet lobsters. Where will this end? --Donald Trump";

    crypt.put_CryptAlgorithm("none");
    crypt.put_EncodingMode("base64");

    //  Other possible EncodingMode settings are:
    //  "quoted-printable", "hex", and "url"

    CkString qp;
    qp = crypt.encryptStringENC(s);

    printf("%s\n",(const char *)qp);

    CkString decoded;
    decoded = crypt.decryptStringENC(qp);

    printf("%s\n",(const char *)decoded);


    }