daemos 0.1.2

A local-only music player
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30

use std::{
    fs::File,
    io::{BufReader, Read},
    path::Path,
};

use blake3::{Hash, Hasher};
use color_eyre::Result;

const BUFFER_SIZE: usize = 8192; // 8KB buffer

pub fn hash_file<P: AsRef<Path>>(path: P) -> Result<Hash> {
    let file = File::open(path)?;

    let mut reader = BufReader::new(file);
    let mut hasher = Hasher::new();

    let mut buffer = [0u8; BUFFER_SIZE];

    loop {
        let n = reader.read(&mut buffer)?;
        if n == 0 {
            break;
        }

        hasher.update(&buffer[..n]);
    }

    Ok(hasher.finalize())
}