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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
// Congestion control
#![deny(clippy::pedantic)]
use std::fmt::{self, Display};
use crate::cc::classic_cc::WindowAdjustment;
use std::time::{Duration, Instant};
#[derive(Debug, Default)]
pub struct NewReno {}
impl Display for NewReno {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(f, "NewReno")?;
Ok(())
}
}
impl WindowAdjustment for NewReno {
fn bytes_for_cwnd_increase(
&mut self,
curr_cwnd: usize,
_new_acked_bytes: usize,
_min_rtt: Duration,
_now: Instant,
) -> usize {
curr_cwnd
}
fn reduce_cwnd(&mut self, curr_cwnd: usize, acked_bytes: usize) -> (usize, usize) {
(curr_cwnd / 2, acked_bytes / 2)
}
fn on_app_limited(&mut self) {}
#[cfg(test)]
fn last_max_cwnd(&self) -> f64 {
0.0
}
#[cfg(test)]
fn set_last_max_cwnd(&mut self, _last_max_cwnd: f64) {}
}
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