Packets/DefaultBundle/IpV6Packet.hh

   1 // Copyright (C) 2007
   2 // Fraunhofer Institut fuer offene Kommunikationssysteme (FOKUS)
   3 // Kompetenzzentrum fuer Satelitenkommunikation (SatCom)
   4 //     Stefan Bund <g0dil@berlios.de>
   5 //
   6 // This program is free software; you can redistribute it and/or modify
   7 // it under the terms of the GNU General Public License as published by
   8 // the Free Software Foundation; either version 2 of the License, or
   9 // (at your option) any later version.
  10 //
  11 // This program is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15 //
  16 // You should have received a copy of the GNU General Public License
  17 // along with this program; if not, write to the
  18 // Free Software Foundation, Inc.,
  19 // 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  20
  21 /** \file
  22     \brief IpV6Packet public header */
  23
  24 #ifndef HH_IpV6Packet_
  25 #define HH_IpV6Packet_ 1
  26
  27 // Custom includes
  28 #include "Packets/Packets.hh"
  29 #include "IpV4Packet.hh"
  30
  31 //#include "IpV6Packet.mpp"
  32 ///////////////////////////////hh.p////////////////////////////////////////
  33
  34 namespace senf {
  35
  36     /** \brief Parse an IpV6 packet
  37
  38         Parser implementing the IpV6 header. The fields implemented are:
  39
  40         <table class="senf">
  41             <tr><th>Field name</th><th>Parser type</th></tr>
  42             <tr><td>version</td><td>\ref Parse_Version</td></tr>
  43             <tr><td>trafficClass</td><td>\ref Parse_Class</td></tr>
  44             <tr><td>flowLabel</td><td>\ref Parse_FlowLabel</td></tr>
  45             <tr><td>length</td><td>\ref Parse_16bit</td></tr>
  46             <tr><td>nextHeader</td><td>\ref Parse_8bit</td></tr>
  47             <tr><td>hopLimit</td><td>\ref Parse_8bit</td></tr>
  48             <tr><td>source</td><td>\ref Parse_Addr</td></tr>
  49             <tr><td>destination</td><td>\ref Parse_Addr</td></tr>
  50         </table>
  51
  52         \see IpV6PacketType \n
  53             <a href="http://tools.ietf.org/html/rfc2460">RFC 2460</a>
  54      */
  55     struct Parse_IpV6 : public PacketParserBase
  56     {
  57         SENF_PACKET_PARSER_NO_INIT(Parse_IpV6);
  58
  59         ///////////////////////////////////////////////////////////////////////////
  60
  61         typedef Parse_UIntField <  0,  4 > Parse_Version;
  62         typedef Parse_UIntField <  4, 12 > Parse_Class;
  63         typedef Parse_UIntField < 12, 32 > Parse_FlowLabel;
  64         typedef Parse_UInt8                Parse_8bit;
  65         typedef Parse_UInt16               Parse_16bit;
  66
  67         typedef Parse_Array < 16, Parse_8bit > Parse_Addr;
  68
  69         SENF_PACKET_PARSER_DEFINE_FIXED_FIELDS(
  70             ((OverlayField)( version,      Parse_Version   ))
  71             ((OverlayField)( trafficClass, Parse_Class     ))
  72             ((Field       )( flowLabel,    Parse_FlowLabel ))
  73             ((Field       )( length,       Parse_16bit     ))
  74             ((Field       )( nextHeader,   Parse_8bit      ))
  75             ((Field       )( hopLimit,     Parse_8bit      ))
  76             ((Field       )( source,       Parse_Addr      ))
  77             ((Field       )( destination,  Parse_Addr      )) );
  78
  79         void init() {
  80             version() = 6;
  81         }
  82     };
  83
  84     /** \brief IpV6 packet
  85
  86         \par Packet type (typedef):
  87             \ref IpV6Packet
  88
  89         \par Fields:
  90             \ref Parse_IpV6
  91
  92         \par Associated registries:
  93             \ref IpTypes
  94
  95         \ingroup protocolbundle_default
  96      */
  97     struct IpV6PacketType
  98         : public PacketTypeBase,
  99           public PacketTypeMixin<IpV6PacketType, IpTypes>
 100     {
 101         typedef PacketTypeMixin<IpV6PacketType, IpTypes> mixin;
 102         typedef ConcretePacket<IpV6PacketType> packet;
 103         typedef Parse_IpV6 parser;
 104
 105         using mixin::nextPacketRange;
 106         using mixin::nextPacketType;
 107         using mixin::initSize;
 108         using mixin::init;
 109
 110         static registry_key_t nextPacketKey(packet p)
 111             { return p->nextHeader(); }
 112
 113         static void dump(packet p, std::ostream & os);
 114     };
 115
 116     /** \brief IpV6 packet typedef */
 117     typedef IpV6PacketType::packet IpV6Packet;
 118
 119     ///@}
 120 }
 121
 122 ///////////////////////////////hh.e////////////////////////////////////////
 123 #endif
 124 #ifndef SENF_PACKETS_DECL_ONLY
 125 //#include "IpV6Packet.cci"
 126 //#include "IpV6Packet.ct"
 127 //#include "IpV6Packet.cti"
 128 #endif
 129
 130 \f
 131 // Local Variables:
 132 // mode: c++
 133 // fill-column: 100
 134 // c-file-style: "senf"
 135 // indent-tabs-mode: nil
 136 // ispell-local-dictionary: "american"
 137 // compile-command: "scons -u test"
 138 // comment-column: 40
 139 // End: