dmclc/lib/utils/check_file.js

Dolphin Minecraft Launcher Core

import * as crypto from "crypto";
import fs from "fs";
import fsPromises from 'fs/promises';
export async function checkFile(filename, hash, algorithm = "sha1") {
    if (!fs.existsSync(filename))
        return false;
    if (hash === "")
        return true;
    const val = await fsPromises.readFile(filename);
    return crypto.createHash(algorithm).update(val).digest("hex") === hash;
}