blob: c4922ec9c7d45c7bc45440f2f3bd733efb7906de (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
|
use super::*;
use async_trait::async_trait;
use std::{io, sync::Arc};
use tokio::net;
#[derive(Debug)]
pub struct ToSrv(Arc<net::UdpSocket>);
#[derive(Debug)]
pub struct FromSrv(Arc<net::UdpSocket>);
#[async_trait]
impl UdpSender for ToSrv {
async fn send(&self, data: &[u8]) -> io::Result<()> {
self.0.send(data).await?;
Ok(())
}
}
#[async_trait]
impl UdpReceiver for FromSrv {
async fn recv(&self) -> io::Result<Vec<u8>> {
let mut buffer = Vec::new();
buffer.resize(UDP_PKT_SIZE, 0);
let len = self.0.recv(&mut buffer).await?;
buffer.truncate(len);
Ok(buffer)
}
}
pub async fn connect(addr: &str) -> io::Result<(RudpSender<ToSrv>, RudpReceiver<ToSrv>)> {
let sock = Arc::new(net::UdpSocket::bind("0.0.0.0:0").await?);
sock.connect(addr).await?;
new(
PeerID::Srv as u16,
PeerID::Nil as u16,
ToSrv(Arc::clone(&sock)),
FromSrv(sock),
)
.await
}
|
