WIP Added Network test

tests/network-test.rs

@@ -0,0 +1,15 @@
+mod common;
+
+use std::{
+	fs::{read, remove_file},
+	path::PathBuf,
+};
+
+use common::{build_hermit_bin, run_simple_vm};
+
+#[test]
+fn network_test() {
+	let bin_path = build_hermit_bin("network_test");
+	run_simple_vm(bin_path);
+	panic!();
+}

tests/test-kernels/Cargo.toml

@@ -6,4 +6,4 @@ edition = "2021"
 publish = false
 
 [target.'cfg(target_os = "hermit")'.dependencies]
-hermit = "0.8"
+hermit = {version="0.8.2", features=["pci", "pci-ids", "acpi", "tcp", "udp"] }

tests/test-kernels/src/bin/network_test.rs

@@ -0,0 +1,35 @@
+#![allow(dead_code)]
+#![allow(unused_imports)]
+
+use std::{
+	fs::File,
+	io::{Error, Read},
+	net::{Ipv4Addr, SocketAddrV4, TcpListener},
+};
+
+#[cfg(target_os = "hermit")]
+use hermit as _;
+
+fn main() -> Result<(), Error> {
+	println!("Network Test - ");
+	// let loopback = Ipv4Addr::new(10, 8, 8, 11);
+	// println!("1");
+	// let socket = SocketAddrV4::new(loopback, 0);
+	// println!("2");
+	// let listener = TcpListener::bind(socket)?;
+	// println!("3");
+
+	let listener = TcpListener::bind("127.0.0.1:9975").unwrap();
+	let (mut socket, _) = listener.accept().unwrap();
+	let mut buf = [0u8; 1000];
+	println!("about to read");
+	match socket.read(&mut buf) {
+		Err(e) => {
+			println!("read err {e:?}");
+		}
+		Ok(received) => {
+			print!("read {}", std::str::from_utf8(&buf[..received]).unwrap());
+		}
+	}
+	Ok(())
+}