wip

clash_lib/Cargo.toml

@@ -64,7 +64,7 @@ tun = { git = "https://github.com/Watfaq/rust-tun.git", rev = "8f7568190f1200d3e
 netstack-lwip = { git = "https://github.com/Watfaq/netstack-lwip.git", rev = "2817bf82740e04bbee6b7bf1165f55657a6ed163" }
 
 boringtun = { version = "0.6.0" }
-smoltcp = { version = "0.10", default-features = false, features = ["std", "log", "medium-ip", "proto-ipv4", "proto-ipv6", "socket-udp", "socket-tcp"] }
+smoltcp = { path = "../../../gallery/smoltcp", version = "0.10", default-features = false, features = ["std", "log", "medium-ip", "proto-ipv4", "proto-ipv6", "socket-udp", "socket-tcp"] }
 
 
 serde = { version = "1.0", features=["derive"] }

clash_lib/src/proxy/tun/lwip/mod.rs

@@ -0,0 +1,4 @@
+pub mod datagram;
+pub mod inbound;
+
+pub use netstack_lwip as netstack;

clash_lib/src/proxy/tun/mod.rs

@@ -1,4 +1,4 @@
-pub mod inbound;
-pub use netstack_lwip as netstack;
-mod datagram;
-pub use inbound::get_runner as get_tun_runner;
+mod lwip;
+mod smoltcp;
+
+pub use lwip::inbound::get_runner as get_tun_runner;

clash_lib/src/proxy/tun/smoltcp/mod.rs

@@ -0,0 +1,42 @@
+use std::sync::Arc;
+
+use url::Url;
+
+use crate::{
+    app::{dispatcher::Dispatcher, dns::ThreadSafeDNSResolver},
+    config::internal::config::TunConfig,
+    Error, Runner,
+};
+
+pub fn get_runner(
+    cfg: TunConfig,
+    dispatcher: Arc<Dispatcher>,
+    resolver: ThreadSafeDNSResolver,
+) -> Result<Option<Runner>, Error> {
+    let device_id = cfg.device_id;
+
+    let u =
+        Url::parse(&device_id).map_err(|x| Error::InvalidConfig(format!("tun device {}", x)))?;
+
+    let device = match u.scheme() {
+        "fd" => {
+            let fd = u
+                .host()
+                .expect("tun fd must be provided")
+                .to_string()
+                .parse()
+                .map_err(|x| Error::InvalidConfig(format!("tun fd {}", x)))?;
+            TunTapInterface::from_fd(fd)?
+        }
+        "dev" => {
+            let dev = u.host().expect("tun dev must be provided").to_string();
+            tun_cfg.name(dev);
+        }
+        _ => {
+            return Err(Error::InvalidConfig(format!(
+                "invalid device id: {}",
+                device_id
+            )));
+        }
+    };
+}