string description;
for(PacketMap::const_iterator i=packet_id_defs.begin(); i!=packet_id_defs.end(); ++i)
description += format("%d:%s\n", i->first, i->second->describe());
string description;
for(PacketMap::const_iterator i=packet_id_defs.begin(); i!=packet_id_defs.end(); ++i)
description += format("%d:%s\n", i->first, i->second->describe());