netwatcher 0.5.0

List network interfaces and watch for changes efficiently
Documentation 
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use std::time::Duration;

fn main() {
    println!("Watching for changes for 30 seconds...");

    let handle = netwatcher::watch_interfaces_with_callback(|update| {
        println!("Interface update!");
        println!("Initial: {}", update.is_initial);
        println!("State: {:#?}", update.interfaces);
        println!("Diff: {:#?}", update.diff);
    })
    .unwrap();

    std::thread::sleep(Duration::from_secs(30));

    drop(handle);
    println!("Stopped watching! Program will end in 30 seconds.");

    std::thread::sleep(Duration::from_secs(30));
}