//
// Copyright (C) 2006
// Fraunhofer Institute for Open Communication Systems (FOKUS)
-// Competence Center NETwork research (NET), St. Augustin, GERMANY
-// Stefan Bund <g0dil@berlios.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.
+// The contents of this file are subject to the Fraunhofer FOKUS Public License
+// Version 1.0 (the "License"); you may not use this file except in compliance
+// with the License. You may obtain a copy of the License at
+// http://senf.berlios.de/license.html
//
-// 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.
+// The Fraunhofer FOKUS Public License Version 1.0 is based on,
+// but modifies the Mozilla Public License Version 1.1.
+// See the full license text for the amendments.
//
-// 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.
+// Software distributed under the License is distributed on an "AS IS" basis,
+// WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+// for the specific language governing rights and limitations under the License.
+//
+// The Original Code is Fraunhofer FOKUS code.
+//
+// The Initial Developer of the Original Code is Fraunhofer-Gesellschaft e.V.
+// (registered association), Hansastraße 27 c, 80686 Munich, Germany.
+// All Rights Reserved.
+//
+// Contributor(s):
+// Stefan Bund <g0dil@berlios.de>
/** \file
\brief IPv4Packet public header */
#include <senf/Packets/Packets.hh>
//#include "IPv4Packet.mpp"
-///////////////////////////////hh.p////////////////////////////////////////
+//-/////////////////////////////////////////////////////////////////////////////////////////////////
namespace senf {
\see INet4Address
*/
- struct INet4AddressParser : public PacketParserBase
+ struct INet4AddressParser
+ : public ValueParserBase<INet4AddressParser, INet4Address, 4u>
{
- INet4AddressParser(data_iterator i, state_type s) : PacketParserBase(i,s,fixed_bytes) {}
-
- ///////////////////////////////////////////////////////////////////////////
-
- typedef INet4Address value_type;
- static const size_type fixed_bytes = 4u;
+ INet4AddressParser(data_iterator i, state_type s) : Base(i,s) {}
value_type value() const { return value_type::from_data(i()); }
void value(value_type const & v) { std::copy(v.begin(), v.end(), i()); }
- operator value_type() const { return value(); }
- byte & operator[](size_type index) const { return *boost::next(i(),index); }
- INet4AddressParser const & operator= (value_type const & other)
- { value(other); return *this; }
+
+ using Base::operator=;
};
/** \brief Parse an IPv4 packet
Parser implementing the IPv4 header.
-
+
\image html IPv4Packet.png
-
+
\see IPv4PacketType \n
<a href="http://tools.ietf.org/html/rfc791">RFC 791</a>
}
SENF_PARSER_FINALIZE(IPv4PacketParser);
-
+
boost::uint16_t calcChecksum() const; ///< calculate header checksum
/**< calculate and return the checksum of the header
\see \ref senf::IpChecksum */
bool validateChecksum() const {
return checksum() == calcChecksum();
} ///< validate header checksum
- /**< return \c true if the \ref checksum() "checksum"
- field is equal to the \ref calcChecksum()
+ /**< return \c true if the \ref checksum() "checksum"
+ field is equal to the \ref calcChecksum()
"calculated checksum" */
};
};
/** \brief IPv4 packet
-
+
\par Packet type (typedef):
\ref IPv4Packet
<td>\ref IPv4PacketParser::version() "Version"</td>
<td>\ref IPv4PacketParser::ihl() "IHL"</td>
<td colspan="2">\ref IPv4PacketParser::tos() "TOS"</td>
- <td colspan="8">\ref IPv4PacketParser::length() "Length"</td>
+ <td colspan="8">\ref IPv4PacketParser::length() "Length"</td>
</tr><tr>
<td colspan="4">\ref IPv4PacketParser::identifier() "Identifier"</td>
<td>R</td>
\par Finalize action:
\copydetails finalize()
-
+
\ingroup protocolbundle_default
*/
struct IPv4PacketType
using mixin::initSize;
using mixin::init;
- static key_t nextPacketKey(packet p)
+ static key_t nextPacketKey(packet p)
{ return p->protocol(); }
-
+
/** \brief Dump given IPv4Packet in readable form to given output stream */
- static void dump(packet p, std::ostream & os);
-
+ static void dump(packet p, std::ostream & os);
+
static void finalize(packet p); ///< Finalize packet.
- /**< \li set \ref IPv4PacketParser::length() "length"
+ /**< \li set \ref IPv4PacketParser::length() "length"
from payload size
- \li set \ref IPv4PacketParser::protocol() "protocol"
+ \li set \ref IPv4PacketParser::protocol() "protocol"
from type of next packet if found in \ref IpTypes
- \li calculate and set
+ \li calculate and set
\ref IPv4PacketParser::checksum() "checksum" */
};
}
-///////////////////////////////hh.e////////////////////////////////////////
+//-/////////////////////////////////////////////////////////////////////////////////////////////////
//#include "IPv4Packet.cci"
//#include "IPv4Packet.ct"
//#include "IPv4Packet.cti"