From 28382b249535e964ce983fe5a0821a898a077775 Mon Sep 17 00:00:00 2001
From: salmonik <raisersoft@proton.me>
Date: Sat, 28 Feb 2026 17:35:40 +0100
Subject: multi file for both sides

---
 src/bin/server/args.rs    | 41 +++++++++++++++++++++++++++++++++++++++++
 src/bin/server/handler.rs | 15 +++++++++++++++
 src/bin/server/main.rs    | 23 +++++++++++++++++++++++
 src/bin/server/mod.rs     |  2 ++
 4 files changed, 81 insertions(+)
 create mode 100644 src/bin/server/args.rs
 create mode 100644 src/bin/server/handler.rs
 create mode 100644 src/bin/server/main.rs
 create mode 100644 src/bin/server/mod.rs

(limited to 'src/bin/server')

diff --git a/src/bin/server/args.rs b/src/bin/server/args.rs
new file mode 100644
index 0000000..31c0acc
--- /dev/null
+++ b/src/bin/server/args.rs
@@ -0,0 +1,41 @@
+pub struct Args {
+    pub ip: String,
+    pub port: u16,
+}
+
+pub fn parse_args() -> Args {
+    let args: Vec<String> = std::env::args().collect();
+    let mut ip = "127.0.0.1".to_string();
+    let mut port = 11525;
+    let mut i = 1;
+    while i < args.len() {
+        if args[i] == "-p" {
+            if i + 1 < args.len() {
+                port = args[i + 1].parse::<u16>().unwrap_or_else(|_| {
+                    eprintln!("Invalid port number: {}", args[i + 1]);
+                    std::process::exit(1);
+                });
+                i += 2;
+            } else {
+                eprintln!("-p requires a port number");
+                std::process::exit(1);
+            }
+        } else if args[i] == "-i" {
+            if i + 1 < args.len() {
+                ip = args[i + 1].clone();
+                if ip != "127.0.0.1" && ip != "0.0.0.0" {
+                    eprintln!("Invalid IP address: {}. Must be 127.0.0.1 or 0.0.0.0", ip);
+                    std::process::exit(1);
+                }
+                i += 2;
+            } else {
+                eprintln!("-i requires an IP address");
+                std::process::exit(1);
+            }
+        } else {
+            eprintln!("Unknown argument: {}", args[i]);
+            std::process::exit(1);
+        }
+    }
+    Args { ip, port }
+}
diff --git a/src/bin/server/handler.rs b/src/bin/server/handler.rs
new file mode 100644
index 0000000..906a91f
--- /dev/null
+++ b/src/bin/server/handler.rs
@@ -0,0 +1,15 @@
+use std::io::{BufRead, BufReader, Write};
+use std::net::TcpStream;
+
+pub fn handle_client(stream: TcpStream) {
+    println!("Client connected");
+    let reader_stream = stream.try_clone().unwrap();
+    let reader = BufReader::new(reader_stream);
+    let mut writer = stream;
+    for line in reader.lines() {
+        let line = line.unwrap();
+        println!("Received: {}", line);
+        writeln!(writer, "{}", line).unwrap();
+    }
+    println!("Client disconnected");
+}
diff --git a/src/bin/server/main.rs b/src/bin/server/main.rs
new file mode 100644
index 0000000..2c6e1dc
--- /dev/null
+++ b/src/bin/server/main.rs
@@ -0,0 +1,23 @@
+mod args;
+mod handler;
+
+use std::net::TcpListener;
+use std::thread;
+
+fn main() {
+    let args = args::parse_args();
+    let listener = match TcpListener::bind(format!("{}:{}", args.ip, args.port)) {
+        Ok(l) => l,
+        Err(e) => {
+            eprintln!("Failed to bind to {}:{}: {}", args.ip, args.port, e);
+            std::process::exit(1);
+        }
+    };
+    println!("Server listening on {}", listener.local_addr().unwrap());
+    for stream in listener.incoming() {
+        let stream = stream.unwrap();
+        thread::spawn(move || {
+            handler::handle_client(stream);
+        });
+    }
+}
diff --git a/src/bin/server/mod.rs b/src/bin/server/mod.rs
new file mode 100644
index 0000000..adb60bb
--- /dev/null
+++ b/src/bin/server/mod.rs
@@ -0,0 +1,2 @@
+pub mod args;
+pub mod handler;
-- 
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