63 lines
2.0 KiB
Rust
63 lines
2.0 KiB
Rust
//! Implements reader and writer to use when talking to UE2 game server.
|
|
|
|
use std::error::Error;
|
|
use std::io::{Read, Write};
|
|
use std::net::{SocketAddr, TcpListener};
|
|
use std::sync::Arc;
|
|
use std::{str, thread};
|
|
|
|
mod reader;
|
|
mod writer;
|
|
pub use reader::MessageReader;
|
|
pub use writer::MessageWriter;
|
|
|
|
pub struct Link {
|
|
reader: MessageReader,
|
|
writer: MessageWriter,
|
|
}
|
|
|
|
impl Link {
|
|
pub fn run<F>(port: u16, handler: F) -> Result<(), Box<dyn Error>>
|
|
where
|
|
F: Fn(&mut Link, &str) -> () + Send + Sync + 'static,
|
|
{
|
|
let address = SocketAddr::from(([0, 0, 0, 0], port));
|
|
let listener = TcpListener::bind(address)?;
|
|
let handler = Arc::new(handler);
|
|
loop {
|
|
// Listen to new (multiple) connection
|
|
let mut reading_stream = listener.accept()?.0;
|
|
let mut writing_stream = reading_stream.try_clone()?;
|
|
let mut avarice_link = Link {
|
|
reader: MessageReader::new(),
|
|
writer: MessageWriter::new(),
|
|
};
|
|
let handler_clone = handler.clone();
|
|
// On connection - spawn a new thread
|
|
thread::spawn(move || loop {
|
|
let mut buffer = [0; 1024];
|
|
// Reading cycle
|
|
match reading_stream.read(&mut buffer) {
|
|
Ok(n) => avarice_link.reader.push(&buffer[..n]).unwrap(),
|
|
_ => panic!("Connection issue!"),
|
|
};
|
|
// Handling cycle
|
|
while let Some(message) = avarice_link.reader.pop() {
|
|
handler_clone(&mut avarice_link, &message);
|
|
}
|
|
// Writing
|
|
avarice_link
|
|
.writer
|
|
.update_ue_received_bytes(avarice_link.reader.ue_received_bytes());
|
|
if let Some(bytes) = avarice_link.writer.try_pop() {
|
|
writing_stream.write_all(&bytes).unwrap();
|
|
}
|
|
});
|
|
}
|
|
}
|
|
|
|
pub fn write(&mut self, message: &str) {
|
|
self.writer.push(message);
|
|
}
|
|
}
|