diff --git a/src/tobin.rs b/src/tobin.rs
index 27e0c2e..f264175 100644
--- a/src/tobin.rs
+++ b/src/tobin.rs
@@ -1,10 +1,20 @@
-use std::io;
+use std::{io, str::Lines};
+
+fn parse_lines(lines: Lines) {
+    for line in lines {
+        let address_delimeter = line.find(": ").unwrap();
+        let printable_delimeter = line.find("  ").unwrap();
+
+        let bytes = line.as_bytes();
+        let hexdata = &bytes[(address_delimeter+2)..printable_delimeter];
+    }
+}
 
 pub fn bindump(mut reader: Box<dyn io::Read>, mut writer: Box<dyn io::Write>) {
     let mut buffer = String::new();
     match reader.read_to_string(&mut buffer) {
         Ok(_) => {
-            println!("{}", buffer);
+            parse_lines(buffer.lines());
         }
         Err(e) => {
             eprintln!("revert: {}", e);