/* * getip6address.{cc,hh} -- element sets IP6 destination annotation from * packet header * Peilei Fan * * Copyright (c) 1999-2000 Massachusetts Institute of Technology * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, subject to the conditions * listed in the Click LICENSE file. These conditions include: you must * preserve this copyright notice, and you cannot mention the copyright * holders in advertising related to the Software without their permission. * The Software is provided WITHOUT ANY WARRANTY, EXPRESS OR IMPLIED. This * notice is a summary of the Click LICENSE file; the license in that file is * legally binding. */#include <click/config.h>#include "getip6address.hh"#include <click/confparse.hh>#include <click/error.hh>#include <clicknet/ip6.h>CLICK_DECLSGetIP6Address::GetIP6Address(){}GetIP6Address::~GetIP6Address(){}intGetIP6Address::configure(Vector<String> &conf, ErrorHandler *errh){  return cp_va_kparse(conf, this, errh,		      "OFFSET", cpkP+cpkM, cpUnsigned, &_offset,		      cpEnd);}Packet *GetIP6Address::simple_action(Packet *p){  IP6Address dst=IP6Address((unsigned char *)(p->data()+ _offset));  SET_DST_IP6_ANNO(p, dst);  return p;}CLICK_ENDDECLSEXPORT_ELEMENT(GetIP6Address)