proto_tracker.h

#include <queue>
#include <string>
 
#include "software/logger/logger.h"
 
class ProtoTracker
{
   public:
    ProtoTracker(const std::string& type);
 
    void send(uint64_t seq_num);
 
    bool isLastValid();
 
    float getLossRate();
 
   private:
    float calculate_proto_loss_rate(uint64_t seq_num);
 
    // Constants
    static constexpr uint8_t RECENT_PROTO_LOSS_PERIOD = 100;
 
    // Variables
    std::string proto_type;
    bool last_valid       = false;
    float proto_loss_rate = 0;
 
    // Queue of the sequence numbers of received protos in the past
    // RECENT_PROTO_LOSS_PERIOD protos
    std::queue<uint64_t> recent_proto_seq_nums;
};