4 // Fraunhofer Institute for Open Communication Systems (FOKUS)
5 // Competence Center NETwork research (NET), St. Augustin, GERMANY
6 // Philipp Batroff <pug@berlios.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 ICMPv6Packet non-inline non-template implementation */
26 #include "ICMPv6Packet.hh"
27 //#include "ICMPv6Packet.ih"
30 #include <boost/io/ios_state.hpp>
31 #include <senf/Packets/DefaultBundle/IPv6Packet.hh>
32 #include <senf/Utils/IpChecksum.hh>
36 ///////////////////////////////cc.p////////////////////////////////////////
38 SENF_PACKET_REGISTRY_REGISTER( senf::IpTypes, 58, senf::ICMPv6Packet);
40 prefix_ boost::uint16_t senf::ICMPv6PacketParser::calcChecksum()
43 senf::IPv6Packet ipv6 (packet().rfind<senf::IPv6Packet>(senf::nothrow));
44 if (! ipv6) return 0u;
46 senf::IpChecksum summer;
48 ////////////////////////////////////////
50 summer.feed( ipv6->source().i(),
51 ipv6->source().i() + senf::IPv6Packet::Parser::source_t::fixed_bytes );
52 // need support for HopByHop routing header -> the destination used here must be the *final*
54 summer.feed( ipv6->destination().i(),
55 ipv6->destination().i() + senf::IPv6PacketParser::destination_t::fixed_bytes );
57 boost::uint32_t size (data().size());
58 summer.feed((size>>24)&0xff);
59 summer.feed((size>>16)&0xff);
60 summer.feed((size>> 8)&0xff);
61 summer.feed((size )&0xff);
68 ////////////////////////////////////////
70 summer.feed( i(), i()+checksum_offset );
72 // summer.feed(0); summer.feed(0);
73 summer.feed( i()+checksum_offset+2, data().end() );
75 boost::uint16_t rv (summer.sum());
76 return rv ? rv : 0xffffu;
79 prefix_ void senf::ICMPv6PacketType::dump(packet p, std::ostream &os)
81 boost::io::ios_all_saver ias(os);
82 os << "ICMPv6 protocol:\n"
83 << senf::fieldName("type") << unsigned(p->type()) <<"\n"
84 << senf::fieldName("code") << unsigned(p->code()) <<"\n"
85 << senf::fieldName("checksum")
86 << "0x" << std::hex << std::setw(4) << unsigned(p->checksum()) << "\n";
89 ///////////////////////////////cc.e////////////////////////////////////////
96 // c-file-style: "senf"
97 // indent-tabs-mode: nil
98 // ispell-local-dictionary: "american"
99 // compile-command: "scons -u test"
100 // comment-column: 40