prefix_ void senf::EthernetPacketType::dump(packet p, std::ostream & os)
{
boost::io::ios_all_saver ias(os);
- if (p->type() <= 1500)
+ if (p->type_length() <= 1500)
os << "Ethernet 802.3";
- else if (p->type() >= 0x600)
+ else if (p->type_length() >= 0x600)
os << "Ethernet II (DIX)";
else
os << "Ethernet 802.3 (bad ethertype >1500 and <1536)";
os << ": \n"
- << " destination : " << p->destination() << "\n"
- << " source : " << p->source() << "\n"
- << " ethertype : 0x"
- << std::hex << std::setw(4) << std::setfill('0') << p->type() << "\n";
+ << " destination : " << p->destination() << "\n"
+ << " source : " << p->source() << "\n"
+ << " type/length : 0x"
+ << std::hex << std::setw(4) << std::setfill('0') << p->type_length() << "\n";
+}
+
+prefix_ senf::PacketInterpreterBase::factory_t senf::EthernetPacketType::nextPacketType(packet p)
+{
+ if (p->type_length() >= 1536) {
+ PkReg_Entry const * e;
+ e = PacketRegistry<senf::EtherTypes>::lookup( p->type_length(), nothrow );
+ return e ? e->factory() : no_factory();
+ }
+ if (p->type_length() <= 1500)
+ return EthLlcSnapPacket::factory();
+ return no_factory();
}
prefix_ void senf::EthernetPacketType::finalize(packet p)
{
- p->type() << key(p.next());
+ optional_registry_key_t k = key(p.next());
+ if (k)
+ p->type_length() << k;
+ else
+ if (p.next().is<EthLlcSnapPacket>())
+ p->type_length() << p.next().data().size();
+ else
+ p->type_length() << 0;
}
prefix_ void senf::EthVLanPacketType::dump(packet p, std::ostream & os)
p->type() << key(p.next());
}
+prefix_ void senf::EthLlcSnapPacketType::dump(packet p, std::ostream & os)
+{
+ boost::io::ios_all_saver ias(os);
+ os << "Ethernet LLC/SNAP"
+ << " LLC\n"
+ << " DSAP: " << p->dsap() << "\n"
+ << " SSAP: " << p->ssap() << "\n"
+ << " SNAP\n"
+ << " ProtocolId: " << p->protocolId() << "\n"
+ << " type : 0x"
+ << std::hex << std::setw(4) << std::setfill('0') << p->type() << "\n";
+}
+
+prefix_ void senf::EthLlcSnapPacketType::finalize(packet p)
+{
+ p->type() << key(p.next());
+}
+
+
///////////////////////////////cc.e////////////////////////////////////////
#undef prefix_