// $Id$
//
// Copyright (C) 2007
-// Fraunhofer Institut fuer offene Kommunikationssysteme (FOKUS)
-// Kompetenzzentrum fuer Satelitenkommunikation (SatCom)
-// Stefan Bund <stefan.bund@fokus.fraunhofer.de>
+// Fraunhofer Institute for Open Communication Systems (FOKUS)
+// Competence Center NETwork research (NET), St. Augustin, GERMANY
+// Thorsten Horstmann <tho@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
// Custom includes
#include <iomanip>
+#include "../../Utils/hexdump.hh"
+#include "../../Packets/DefaultBundle/EthernetPacket.hh"
+
#define prefix_
///////////////////////////////cc.p////////////////////////////////////////
//}
-prefix_ senf::PacketParserBase::size_type senf::Parse_SNDUPacket::bytes()
+prefix_ boost::uint32_t senf::SNDUPacketParser::calcCrc()
const
{
- if ( d_bit() )
- return 2 + 2 + 4; // D-Bit + 15 bits length + 16 bits type field + 32 bits crc
+ return std::for_each(
+ data().begin(),
+ boost::prior(data().end(), 4),
+ ule_crc32() ).checksum();
+}
+
+//prefix_ senf::SNDUPacketType::key_t senf::SNDUPacketType::nextPacketKey(packet p)
+//{
+// return p->type();
+//}
+
+prefix_ void senf::SNDUPacketType::init(packet p)
+{
+ p->init();
+}
+
+prefix_ senf::PacketInterpreterBase::factory_t senf::SNDUPacketType::nextPacketType(packet p)
+{
+ if (p.data().size() < 8)
+ return no_factory();
+ PkReg_Entry const * e;
+ if (p->type() < 1536)
+ e = PacketRegistry<senf::ULEExtHeaderTypes>::lookup( p->type(), nothrow );
else
- return 2 + 2 + 4 + 6; // + 6 Byte NPA destination address
+ e = PacketRegistry<senf::EtherTypes>::lookup( p->type(), nothrow );
+ return e ? e->factory() : no_factory();
+}
+
+prefix_ senf::PacketInterpreterBase::optional_range
+senf::SNDUPacketType::nextPacketRange(packet p)
+{
+ if (p.data().size() < 8)
+ return no_range();
+
+ size_type sz = 2 + 2; // D-Bit + 15 bits length + 16 bits type field
+ if (! p->d_bit() )
+ sz += 6; // + 6 Byte NPA destination address
+ return range(
+ boost::next(p.data().begin(), sz),
+ boost::prior(p.data().end(), 4)); // - 32 bits crc
}
prefix_ void senf::SNDUPacketType::dump(packet p, std::ostream & os)
{
- os << "SNDUPacket:\n";
+ os << "SNDUPacket:\n"
+ << std::dec
+ << " d_bit: " << p->d_bit() << "\n"
+ << " length: " << unsigned(p->length()) << "\n"
+ << std::hex
+ << " type: 0x" << unsigned(p->type()) << "\n"
+ << std::dec
+ << " crc: " << unsigned(p->crc()) << "\n";
}
prefix_ senf::PacketParserBase::size_type senf::SNDUPacketType::initSize()