cdns-rs 1.2.2

A native Sync/Async Rust implementation of client DNS resolver.
Documentation 
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use std::{net::{IpAddr, SocketAddr}, sync::Arc, time::Instant};

use cdns_rs::{cfg_resolv_parser::{OptionFlags, ResolveConfEntry}, common::bind_all, sync::{request, ResolveConfig}};

fn main()
{
    let now = Instant::now();

    let cfg = 
    "nameserver 8.8.8.8 \n\
    options use-vc";

    //  -- or --
    let resolver_ip: IpAddr = "8.8.8.8".parse().unwrap();

    let mut resolve = ResolveConfig::default();

    resolve.nameservers.push(Arc::new(ResolveConfEntry::new(SocketAddr::new(resolver_ip, 53), None, bind_all(resolver_ip)).unwrap()));
    resolve.option_flags = OptionFlags::OPT_USE_VC;

    let cust_parsed = Arc::new(ResolveConfig::custom_config(cfg).unwrap());
    let cust_manual = Arc::new(resolve);

    assert_eq!(cust_parsed, cust_manual);

    // a, aaaa
    let res_a = request::resolve_fqdn("protonmail.com", Some(cust_parsed)).unwrap();

    let elapsed = now.elapsed();
    println!("Elapsed: {:.2?}", elapsed);

    println!("A/AAAA:");
    for a in res_a
    {
        println!("\t{}", a);
    }

    return;
}