// $Id: IPv6ExtOptionType.ct 869 2008-06-09 13:57:27Z pug $
//
// Copyright (C) 2007
// Fraunhofer Institute for Open Communication Systems (FOKUS)
// Competence Center NETwork research (NET), St. Augustin, GERMANY
//     Philipp.Batroff@fokus.fraunhofer.de
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the
// Free Software Foundation, Inc.,
// 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

/** \file
    \brief IPv6Extension-Options non-inline template implementation  */

//#include "IPv6ExtOptionType.ih"

// Custom includes

#define prefix_
///////////////////////////////ct.p////////////////////////////////////////

template <class ForwardReadableRange>
prefix_ void senf::GenericOptTypeTLVParser::value(ForwardReadableRange const &range)
{
    unsigned int rangeSize = boost::size(range);
    safe_data_iterator si( data(),  boost::next(i(), 2 + optionLength() ) );
    if ( (rangeSize-2) != optionLength() )
        resize(optionLength()+2, rangeSize);

    std::copy(boost::next(boost::begin(range), 2), boost::next(boost::end(range)), si);
    unsigned int val = *(boost::begin(range));
    unsigned int mask = 192u;
    altAction() = (val & mask) >> 6;
    mask = 32u;
    changeFlag() = (val & mask) >> 5;
    mask = 31u;
    optionType() = (val & mask);
    optionLength() = *(boost::next( boost::begin(range), 1));
}

template <class ForwardReadableRange>
prefix_ void senf::GenericOptTypeTLVParser::setPayload(ForwardReadableRange const &range)
{
    unsigned int rangeSize = boost::size(range);
    if ( rangeSize != optionLength() )
        resize( (optionLength() + 2), (rangeSize + 2) );
    safe_data_iterator si( data(), boost::next( i(), 2) );
    std::copy( boost::begin(range), boost::end(range), si);
    optionLength() = rangeSize;
}


template <class Parser>
prefix_ Parser& senf::GenericOptTypeTLVParser::init()
{
    size_type oldSize ( bytes() );
    safe_data_iterator j( data(), i() );
    resize( oldSize, senf::init_bytes<Parser>::value);
    std::advance(j, senf::init_bytes<Parser>::value);
    std::fill(safe_data_iterator(data(), i()) , j, 0u);
    Parser::optionType() = typeCode;
    return *(this);
}

// template <class Parser>
// prefix_ Parser& senf::GenericOptTypeTLVParser::get()
// {
//     SENF_ASSERT (optionType() == typeCode);
//     return *(this);
// }


///////////////////////////////ct.e////////////////////////////////////////
#undef prefix_


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