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#ifndef ns_rate_estimator_h
#define ns_rate_estimator_h
#include "packet.h"
//copied over from csfq.cc (Stoica)
class RateEstimator {
public:
double k_; /* averaging interval for rate estimation in seconds*/
double estRate_; /* current flow's estimated rate in bps */
double bytesArr_;
RateEstimator();
RateEstimator(double estimate);
void estimateRate(Packet *p);
void reset();
protected:
int temp_size_; /* keep track of packets that arrive at the same time */
double prevTime_; /* time of last packet arrival */
double reset_time_;
};
#endif
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