1cfg_if::cfg_if! {
2 if #[cfg(feature = "acl")] {
3 mod acl;
4 pub use acl::AccessControl;
5 }
6}
7
8#[cfg(feature = "sockshub")]
16mod config;
17#[cfg(feature = "sockshub")]
18pub use config::{ArgVerbosity, Config, Credentials, ProxyType};
19
20#[cfg(feature = "sockshub")]
21mod tokiort;
22#[cfg(feature = "sockshub")]
23use tokiort::TokioIo;
24
25#[cfg(feature = "sockshub")]
26mod http2socks;
27#[cfg(feature = "sockshub")]
28mod socks2socks;
29
30#[cfg(feature = "sockshub")]
31mod api;
32#[cfg(feature = "sockshub")]
33mod dump_logger;
34#[cfg(feature = "sockshub")]
35mod ffi;
36
37#[cfg(feature = "sockshub")]
38pub type BoxError = Box<dyn std::error::Error + Send + Sync>;
39#[cfg(feature = "sockshub")]
40pub type Result<T, E = BoxError> = std::result::Result<T, E>;
41
42#[cfg(feature = "sockshub")]
43pub async fn main_entry<F>(config: &Config, cancel_token: tokio_util::sync::CancellationToken, callback: Option<F>) -> Result<(), BoxError>
44where
45 F: FnOnce(std::net::SocketAddr) + Send + Sync + 'static,
46{
47 if config.remote_server.proxy_type != ProxyType::Socks5 {
48 return Err("remote server must be socks5".into());
49 }
50 match config.listen_proxy_role.proxy_type {
51 ProxyType::Http => http2socks::main_entry(config, cancel_token, callback).await,
52 ProxyType::Socks5 => socks2socks::main_entry(config, cancel_token, callback).await,
53 }
54}
55
56#[cfg(feature = "sockshub")]
57pub(crate) const CONNECT_TIMEOUT: std::time::Duration = std::time::Duration::from_secs(5);
58
59#[cfg(feature = "sockshub")]
60pub(crate) async fn create_s5_connect<A: tokio::net::ToSocketAddrs>(
61 server: A,
62 dur: std::time::Duration,
63 dst: &socks5_impl::protocol::Address,
64 auth: Option<socks5_impl::protocol::UserKey>,
65) -> std::io::Result<tokio::io::BufStream<tokio::net::TcpStream>> {
66 let stream = tokio::time::timeout(dur, tokio::net::TcpStream::connect(server)).await??;
67 let mut stream = tokio::io::BufStream::new(stream);
68 socks5_impl::client::connect(&mut stream, dst, auth).await?;
69 Ok(stream)
70}
71
72#[cfg(feature = "sockshub")]
73pub(crate) fn std_io_error_other<E: Into<BoxError>>(err: E) -> std::io::Error {
74 std::io::Error::other(err)
75}
76
77