Added CIDR parser -> Really Janky code so will look to review / refactor the method at some point in the very near future

src/main.rs

@@ -3,21 +3,44 @@ use std::{io, str::FromStr};
 mod networking;
 use networking::ip::{IpAddr};
 
+#[allow(unused_variables, unused_mut, unused_assignments)]
 fn main() {
-    println!("Enter the IP and CIDR for your given network");
+    println!("Enter the IP and cidr for your given network");
     
     loop {
-        let mut ip = String::new();
-        io::stdin().read_line(&mut ip).unwrap();
+        let mut ip_buf = String::new();
+        io::stdin().read_line(&mut ip_buf).unwrap_or_default();
+
+        let mut cidr: u8;
+        let mut ip: String = Default::default();
+
+        if ip_buf.contains("/") {
+            let split_ip_cidr = ip_buf.split("/");
+            if split_ip_cidr.clone().count() > 2 {
+                continue;
+            }
+            ip = split_ip_cidr.clone().into_iter().next().unwrap_or("0.0.0.0").to_owned();
+            cidr = match split_ip_cidr.into_iter().last() {
+                None => continue,
+                Some(cidr) => match cidr.trim().parse::<u8>() {
+                    Err(_) => continue,
+                    Ok(cidr) => cidr
+                }
+            };
+            println!("CIDR: {:?}", cidr);
+        }
+
         
         let ip_address = match IpAddr::from_str(&ip.trim()) {
             Err(_) => {
-                println!("{} is an invalid IP Address... Please try again", ip);
+                println!("{} is an invalid IP Address... Please try again", ip_buf);
                 continue;
             },
             Ok(ip) => ip,
         };
 
-        println!("you entered, {:?}", ip_address);
+        println!("IP: {:?}", ip_address);
+
+        break;
     }
 }