How to implement the user's udp read function?

[FH0]

Tokio does'nt provide recvmsg function and I try to implement it.

loop {
    udp_socket.readable().await.unwrap();
    udp_recvmsg(udp_socket.as_raw_fd());
}

I can't make it work because tokoi registration clear_readiness(), etc.

Is it possible to implement? Or use mio?

[FH0]

https://docs.rs/tokio/0.3.5/tokio/io/unix/struct.AsyncFd.html