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use async_trait::async_trait;
use std::net::SocketAddr;
mod udp2tcp;
pub use udp2tcp::Udp2TcpSettings;
pub type Result<T> = std::result::Result<T, Error>;
#[derive(err_derive::Error, Debug)]
#[error(no_from)]
pub enum Error {
#[error(display = "Failed to create Udp2Tcp obfuscator")]
CreateUdp2TcpObfuscator(#[error(source)] udp2tcp::Error),
#[error(display = "Failed to run Udp2Tcp obfuscator")]
RunUdp2TcpObfuscator(#[error(source)] udp2tcp::Error),
}
#[async_trait]
pub trait Obfuscator: Send {
async fn run(self: Box<Self>) -> Result<()>;
/// Returns the address of the local socket.
fn endpoint(&self) -> SocketAddr;
/// Returns the file descriptor of the outbound socket.
#[cfg(target_os = "android")]
fn remote_socket_fd(&self) -> std::os::unix::io::RawFd;
}
pub enum Settings {
Udp2Tcp(Udp2TcpSettings),
}
pub async fn create_obfuscator(settings: &Settings) -> Result<Box<dyn Obfuscator>> {
match settings {
Settings::Udp2Tcp(s) => udp2tcp::create_obfuscator(s)
.await
.map_err(Error::CreateUdp2TcpObfuscator),
}
}
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