4 releases (2 breaking)
Uses old Rust 2015
0.3.0 | Sep 27, 2020 |
---|---|
0.2.1 | May 30, 2016 |
0.2.0 | Mar 22, 2016 |
0.1.0 | May 6, 2015 |
#1545 in Algorithms
40 downloads per month
Used in hash-roll
18KB
533 lines
rollsum is based on bupsplit, which in turn is based on rsync chunking.
Interface liable to change.
extern crate rollsum;
use std::env;
use std::fs;
use std::path::Path;
use std::io::prelude::*;
pub fn main () {
let args: Vec<_> = env::args().collect();
let mut file = fs::File::open(&Path::new(&args[1])).unwrap();
let mut buf = vec![];
file.read_to_end(&mut buf).unwrap();
let mut ofs: usize = 0;
while ofs < buf.len() {
let mut b = rollsum::Bup::new();
if let Some(count) = b.find_chunk_edge(&buf[ofs..]) {
ofs += count;
println!("found edge at {}", ofs);
} else {
println!("end of the line!");
break
}
}
}