picca/src/hashers.rs

use sha2::{Digest, Sha256, Sha384, Sha512};
use md5::Md5;
use std::fs::File;
use std::io;

pub fn hash_md5(mut file: File) -> String {
  let mut hasher = Md5::new();
  _ = io::copy(&mut file, &mut hasher);

  return format!("{:x}", hasher.finalize());
}

pub fn hash_sha256(mut file: File) -> String {
  let mut hasher = Sha256::new();
  _ = io::copy(&mut file, &mut hasher);

  return format!("{:x}", hasher.finalize());
}

pub fn hash_sha384(mut file: File) -> String {
  let mut hasher = Sha384::new();
  _ = io::copy(&mut file, &mut hasher);

  return format!("{:x}", hasher.finalize());
}

pub fn hash_sha512(mut file: File) -> String {
  let mut hasher = Sha512::new();
  _ = io::copy(&mut file, &mut hasher);

  return format!("{:x}", hasher.finalize());
}