Base64.h

#pragma once

#include <sstream>
#include <Poco/Base64Encoder.h>
#include <Poco/Base64Decoder.h>
#include <Poco/StreamCopier.h>

namespace BeeeOn {

class Base64 {
public:
        static std::string encode(char *b, size_t blen)
        {
                std::ostringstream sOut;
                Poco::Base64Encoder base64(sOut);
                base64.rdbuf()->setLineLength(0);
                base64.write(b, blen);
                base64.close();

                return sOut.str();
        }

        static size_t decode(const std::string &s, char *b, size_t bcap)
        {
                std::istringstream sIn(s);
                Poco::Base64Decoder base64(sIn);

                for (size_t i = 0; i < bcap; ++i) {
                        b[i] = base64.get();

                        if (!base64.good() || base64.eof())
                                return i;
                }

                return bcap;
        }

        static std::string decode(const std::string &s)
        {
                std::istringstream sIn(s);
                Poco::Base64Decoder base64(sIn);

                std::string result;
                Poco::StreamCopier::copyToString(base64, result);
                return result;
        }
};

}