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c_src/lsquic/src/liblsquic/lsquic_rtt.h

/* Copyright (c) 2017 - 2022 LiteSpeed Technologies Inc. See LICENSE. */
/*
* lsquic_rtt.h -- RTT calculation
*/
#ifndef LSQUIC_RTT_H
#define LSQUIC_RTT_H 1
/* This struct is initialized by setting it to zero */
struct lsquic_rtt_stats {
lsquic_time_t srtt;
lsquic_time_t rttvar;
lsquic_time_t min_rtt;
};
void
lsquic_rtt_stats_update (struct lsquic_rtt_stats *, lsquic_time_t send_delta,
lsquic_time_t lack_delta);
#define lsquic_rtt_stats_get_srtt(stats) ((stats)->srtt)
#define lsquic_rtt_stats_get_rttvar(stats) ((stats)->rttvar)
#define lsquic_rtt_stats_get_min_rtt(stats) (+(stats)->min_rtt)
#endif