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
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
|
/*
wearechat - generic multiplayer game with voip
Copyright (C) 2025 metamuffin
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, version 3 of the License only.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
use std::{
io::{BufReader, BufWriter, Write},
net::TcpStream,
sync::mpsc::{Receiver, Sender, channel},
thread::spawn,
};
use anyhow::Result;
use log::{debug, info, warn};
use weareshared::packets::{Packet, ReadWrite};
pub struct Network {
pub packet_recv: Receiver<Packet>,
pub packet_send: Sender<Packet>,
}
impl Network {
pub fn new(sock: TcpStream) -> Self {
info!("starting network threads");
let (packet_send, rx) = channel();
let (tx, packet_recv) = channel();
let sock2 = sock.try_clone().unwrap();
spawn(move || {
if let Err(e) = handle_conn_read(sock, tx) {
warn!("read thread: {e:?}")
}
});
spawn(move || {
if let Err(e) = handle_conn_write(sock2, rx) {
warn!("write thread: {e:?}")
}
});
Self {
packet_recv,
packet_send,
}
}
}
fn handle_conn_read(sock: TcpStream, tx: Sender<Packet>) -> Result<()> {
let mut sock = BufReader::new(sock);
loop {
let packet = Packet::read(&mut sock)?;
debug!("<- {packet:?}");
tx.send(packet)?;
}
}
fn handle_conn_write(sock: TcpStream, rx: Receiver<Packet>) -> Result<()> {
let mut sock = BufWriter::new(sock);
for packet in rx {
debug!("-> {packet:?}");
packet.write(&mut sock)?;
sock.flush()?;
}
Ok(())
}
|
