Convert binary SID to name in Rust: https://blog.davidvassallo.me/?p=3980

bytes_to_sid.rs

fn bytes_to_sid(binary :&Vec<u8>) -> String {

    let version = binary[0];        
    let length = binary[1] as usize;
    let authority = u64::from_be_bytes([0, 0, binary[2], binary[3], binary[4], binary[5], binary[6], binary[7]]);
    
    let mut string = format!("S-{}-{}", version, authority);
    let binary = &binary[8..];
    assert_eq!(binary.len(), 4 * length);
    for i in 0..length {
        let start = 4 * i;
        let end = start + 4;
        let value = u32::from_le_bytes(binary[start..end].try_into().unwrap());
        string += &format!("-{}", value);
    }
    string
}