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// Author: Satish Kumar, kkumar@isi.edu
#ifndef flood_agent_h_
#define flood_agent_h_
#include <agent.h>
#include <ip.h>
#include <delay.h>
#include <scheduler.h>
#include <queue.h>
#include <trace.h>
#include <arp.h>
#include <ll.h>
#include <mac.h>
#include <priqueue.h>
#include <mobilenode.h>
#include "tags.h"
#include "landmark.h"
typedef double Time;
class QueryList {
public:
QueryList() {
next_ = NULL;
}
nsaddr_t src_;
int obj_name_;
int origin_time_;
int num_hops_;
nsaddr_t last_hop_id_;
QueryList *next_;
};
class FloodAgent : public Agent {
public:
FloodAgent();
virtual int command(int argc, const char * const * argv);
protected:
// RoutingTable *table_; // Routing Table
void startUp(); // Starts off the hierarchy construction protocol
int seqno_; // Sequence number to advertise with...
int myaddr_; // My address...
// Periodic advertisements stuff
void periodic_callback(Event *e, int level); // method to send periodic advts
PriQueue *ll_queue; // link level output queue
void recv(Packet *p, Handler *);
// Tracing stuff
void trace(char* fmt,...);
Trace *tracetarget_; // Trace target
// Pointer to global tag database
tags_database *tag_dbase_;
// Local tag list
compr_taglist *tag_list_;
// Method returns 1 if query seen before. Otherwise returns 0
// and adds query info to the list
QueryList *query_list_;
int search_queries_list(nsaddr_t src, int obj_name, int origin_time, int num_hops, nsaddr_t last_hop_id);
nsaddr_t get_next_hop(nsaddr_t src, int obj_name, int origin_time);
// Mobile node to which agent is attached; Used to get position information
MobileNode *node_;
// Debug flag
int debug_;
// Tag cache info
int cache_; // set to 1 to enable caching
TagCache *tag_cache_;
int num_cached_items_;
};
#endif
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