/* * Copyright (c) 2004, Stony Brook University * Contributors: Ashish Raniwala * All rights reserved. * * See copyright notice included in the distribution for details * */// raniwala: added for manual routing in wireless scenario//#ifndef fixed_r_table_h_#define fixed_r_table_h_#include "config.h"#include "scheduler.h"#include "queue.h"#ifndef uinttypedef unsigned int uint;#endif // !uint/* NOTE: we depend on bzero setting the booleans to ``false''   but if false != 0, so many things are screwed up, I don't   know what to say... */class fixed_rtable_ent {public:  fixed_rtable_ent() { bzero(this, sizeof(fixed_rtable_ent));}  nsaddr_t     dst;     // destination  int          tag;     // tag  nsaddr_t     hop;     // next hop  int	     nic_id;     // next hop  PacketQueue *q;		//pkts queued for dst};// AddEntry adds an entry to the routing table with metric ent->metric+em.//   You get to free the goods.//// GetEntry gets the entry for an address.class FixedRoutingTable {  public:    FixedRoutingTable();    void AddEntry(const fixed_rtable_ent &ent);    fixed_rtable_ent *GetEntry(nsaddr_t dest, int tag);    // for looping over elements    int RemainingLoop();    void InitLoop();    fixed_rtable_ent *NextLoop();  private:    fixed_rtable_ent *rtab;    int         maxelts;    // for looping over elements    int         elts;    int         ctr;};    #endif