extern crate regex; // 1.0.5
use regex::bytes::RegexBuilder;

fn main() {
    let pat = r"\xE8(....)\x48\x8B\x4D\xD7\x4C\x8B\xBC\x24....";

    let re = RegexBuilder::new(pat)
        .unicode(false)
        .build()
        .expect("Pat failed to compile");

    let haystack = vec![0xE8, 0xFF, 0xFF, 0xFF, 0xFF, 0x48, 0x8B, 0x4D, 0xD7, 0x4C, 0x8B, 0xBC, 0x24, 0xFF, 0xFF, 0xFF, 0xFF];

    println!("Haystack: {:?}", haystack);
    println!("Haystack: {:?}", pat);

    let mut pos : usize = 2;
    loop {
        let cap = re.find(&haystack[pos..]);

        if let Some(result) = cap {
            pos += result.start() + 1;
            println!("Found: {:?} at {:?}", result.as_bytes(), pos - 1);
        }
        else{
            break;
        }
    }
}