Cleanups and documentation

Author: williamdes

src/lib.rs

@@ -3,23 +3,21 @@ use hickory_client::op::DnsResponse;
 use hickory_client::rr::{DNSClass, Name, RData, Record, RecordType};
 use hickory_client::tcp::TcpClientConnection;
 use rustdns::util::reverse;
-use std::net::{IpAddr, SocketAddr};
+use std::net::IpAddr;
 use std::str::FromStr;
 use std::{error::Error, fmt};
 
 #[derive(Clone, Debug, PartialEq)]
 pub struct PtrResult {
+    // For example: one.one.one.one.
+    // For example: dns.google.
     pub query: Name,
+    // For example: 1.1.1.1.in-addr.arpa.
+    // For example: 8.8.8.8.in-addr.arpa.
     pub result: Option<Name>,
     pub error: Option<String>,
 }
 
-#[derive(Copy, Clone, Debug, PartialEq)]
-pub struct IpToResolve {
-    pub address: IpAddr,
-    pub server: SocketAddr,
-}
-
 #[derive(Debug)]
 pub struct ResolvingError {
     pub message: String,

src/main.rs

@@ -1,6 +1,6 @@
 use std::{env, thread};
 
-use dns_ptr_resolver::{get_ptr, IpToResolve};
+use dns_ptr_resolver::get_ptr;
 use hickory_client::client::SyncClient;
 use hickory_client::tcp::TcpClientConnection;
 use rayon::prelude::*;
@@ -11,6 +11,12 @@ use std::str::FromStr;
 use std::time::Duration;
 use weighted_rs::{RoundrobinWeight, Weight};
 
+#[derive(Copy, Clone, Debug, PartialEq)]
+struct IpToResolve {
+    pub address: IpAddr,
+    pub server: SocketAddr,
+}
+
 fn resolve_file(filename: &str, dns_servers: Vec<&str>) {
     let mut rr: RoundrobinWeight<SocketAddr> = RoundrobinWeight::new();
     for dns_server in dns_servers {