#pragma once

#include <stdint.h>
#include <time.h>
#include <netinet/in.h>

#define RTT_AVERAGE_SAMPLES 4

struct link_state {
  uint64_t send_sequence;
  uint64_t recv_sequence;
  struct timespec remote_average_rtt; // relative
  struct timespec ping_pong_rtt[RTT_AVERAGE_SAMPLES]; // relative
  struct timespec last_pong; // absolute
  int rtt_ix;
  struct sockaddr_in6 dest_addr;
};