#ifndef __nhlist_h__#define __nhlist_h_#include <config.h>#include <assert.h>#include <sys/types.h>#include <config.h>#include <lib/bsd-list.h>#include <scheduler.h>#include <packet.h>#define NH_DISABLE	0#define NH_ENABLE	1#define NH_UPSTREAM 	0#define NH_DOWNSTREAM	1class aodv_nh_entry{ 	friend class AODV;	friend class aodv_mt_entry;	friend class aodv_nhlist;public: 	aodv_nh_entry(nsaddr_t hop);	~aodv_nh_entry(){}protected:	nsaddr_t	next_hop;	u_int8_t	enabled_flag;	u_int8_t	link_direction;	double      link_expire;	aodv_nh_entry	*next_;};class aodv_nhlist {public:	aodv_nhlist();	~aodv_nhlist();	aodv_nh_entry*	lookup(nsaddr_t hop);	aodv_nh_entry*	hop();	aodv_nh_entry*	hopExcept(nsaddr_t hop);	u_int8_t	size();	aodv_nh_entry*   upstream();    bool   add(aodv_nh_entry *nh);	bool   remove(aodv_nh_entry *nh);    aodv_nh_entry*   downstream();	void   clear();	aodv_nh_entry* first(){ return head_;}	private:	aodv_nh_entry*	head_;	aodv_nh_entry*	tail_;};#define INFINITY8 0xffffffff/* Group Leader Table Entry*/class aodv_glt_entry {	friend class AODV;	friend class aodv_gltable;public:        aodv_glt_entry(nsaddr_t id){			glt_grp_addr = id;			glt_expire = 0;			glt_grp_leader_addr = INFINITY8;			glt_next_hop = INFINITY8;		}		        ~aodv_glt_entry(){}protected:        LIST_ENTRY(aodv_glt_entry) glt_link;        double          glt_expire; 		nsaddr_t		glt_grp_leader_addr;		nsaddr_t		glt_grp_addr;		nsaddr_t		glt_next_hop;};/* The Group Leader Table */class aodv_gltable { public:		aodv_gltable() { LIST_INIT(&glthead); }        aodv_glt_entry*       head() { return glthead.lh_first; }        aodv_glt_entry*       glt_add(nsaddr_t id);        aodv_glt_entry*       glt_lookup(nsaddr_t id); private:        LIST_HEAD(, aodv_glt_entry) glthead;};#endif