1 // $Id: IPv6ExtOptionType.ct 869 2008-06-09 13:57:27Z pug $
4 // Fraunhofer Institute for Open Communication Systems (FOKUS)
5 // Competence Center NETwork research (NET), St. Augustin, GERMANY
6 // Philipp.Batroff@fokus.fraunhofer.de
8 // This program is free software; you can redistribute it and/or modify
9 // it under the terms of the GNU General Public License as published by
10 // the Free Software Foundation; either version 2 of the License, or
11 // (at your option) any later version.
13 // This program is distributed in the hope that it will be useful,
14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 // GNU General Public License for more details.
18 // You should have received a copy of the GNU General Public License
19 // along with this program; if not, write to the
20 // Free Software Foundation, Inc.,
21 // 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
24 \brief IPv6Extension-Options non-inline template implementation */
26 //#include "IPv6ExtOptionType.ih"
31 ///////////////////////////////ct.p////////////////////////////////////////
33 template <class ForwardReadableRange>
34 prefix_ void senf::GenericOptTypeTLVPacketParser::value(ForwardReadableRange const &range)
36 unsigned int rangeSize = boost::size(range);
37 safe_data_iterator si( data(), boost::next(i(), 2 + optionLength() ) );
38 // if ( rangeSize > optionLength() ){
39 // std::cout << "rangeSize > optionLength()" << std::endl;
40 // data().insert(si, rangeSize - optionLength(),0 );
42 // if (rangeSize < optionLength() ){
43 // std::cout << "rangeSize < optionLength()" << std::endl;
44 // data().erase(si, si + (optionLength() - rangeSize));
46 if ( (rangeSize-2) != optionLength() )
47 resize(optionLength()+2, rangeSize);
49 std::copy(boost::next(boost::begin(range), 2), boost::next(boost::end(range)), si);
50 unsigned int val = *(boost::begin(range));
51 unsigned int mask = 192u;
52 altAction() = (val & mask) >> 6;
54 changeFlag() = (val & mask) >> 5;
56 optionType() = (val & mask);
57 optionLength() = *(boost::next( boost::begin(range), 1));
60 template <class ForwardReadableRange>
61 prefix_ void senf::GenericOptTypeTLVPacketParser::setPayload(ForwardReadableRange const &range)
63 unsigned int rangeSize = boost::size(range);
64 if ( rangeSize != optionLength() )
65 resize( (optionLength() + 2), (rangeSize + 2) );
66 safe_data_iterator si( data(), boost::next( i(), 2) );
67 std::copy( boost::begin(range), boost::end(range), si);
68 optionLength() = rangeSize;
72 template <class Parser>
73 prefix_ Parser& senf::GenericOptTypeTLVPacketParser::init()
75 size_type oldSize ( bytes() );
76 safe_data_iterator j( data(), i() );
77 resize( oldSize, senf::init_bytes<Parser>::value);
78 std::advance(j, senf::init_bytes<Parser>::value);
79 std::fill(safe_data_iterator(data(), i()) , j, 0u);
80 Parser::optionType() = typeCode;
84 // template <class Parser>
85 // prefix_ Parser& senf::GenericOptTypeTLVPacketParser::get()
87 // SENF_ASSERT (optionType() == typeCode);
92 ///////////////////////////////ct.e////////////////////////////////////////
99 // c-file-style: "senf"
100 // indent-tabs-mode: nil
101 // ispell-local-dictionary: "american"
102 // compile-command: "scons -u test"
103 // comment-column: 40