IpChecksum.hh

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//
// Copyright (c) 2020 Fraunhofer Institute for Applied Information Technology (FIT)
//                    Network Research Group (NET)
//                    Schloss Birlinghoven, 53754 Sankt Augustin, GERMANY
//                    Contact: support@wiback.org
//
// This file is part of the SENF code tree.
// It is licensed under the 3-clause BSD License (aka New BSD License).
// See LICENSE.txt in the top level directory for details or visit
// https://opensource.org/licenses/BSD-3-Clause
//


#ifndef HH_SENF_Utils_IpChecksum_
#define HH_SENF_Utils_IpChecksum_ 1

// Custom includes
#include <boost/cstdint.hpp>

//#include "IpChecksum.mpp"
//-/////////////////////////////////////////////////////////////////////////////////////////////////

namespace senf {

    class IpChecksum
    {
    public:
        //-////////////////////////////////////////////////////////////////////////
        // Types

        //-////////////////////////////////////////////////////////////////////////
        //\{

        IpChecksum();

        //\}
        //-////////////////////////////////////////////////////////////////////////

        void feed(boost::uint8_t byte); 

        template <class InputIterator>
        void feed(InputIterator b, InputIterator e);

        boost::uint16_t sum() const;    

    protected:

    private:
        boost::uint32_t sum_;
        bool odd_;
    };


}

//-/////////////////////////////////////////////////////////////////////////////////////////////////
#include "IpChecksum.cci"
//#include "IpChecksum.ct"
#include "IpChecksum.cti"
#endif


// Local Variables:
// mode: c++
// fill-column: 100
// comment-column: 40
// c-file-style: "senf"
// indent-tabs-mode: nil
// ispell-local-dictionary: "american"
// compile-command: "scons -u test"
// End: