qtparse.js

// for parsing rev 6 QT metadata

data = //..
meta = //..

readNullStr = (buf, idx) => {
    chars = []
    while(buf[idx] != 0) {
        chars.push(buf[idx])
        idx++;
    }
    return Buffer.from(chars).toString("ascii");
};

console.log("CLASS: " + readNullStr(data, 0));
console.log("=".repeat(30));

const methodCount = meta.readInt32LE(16);
for(let i = 0; i < methodCount; i++) {
    const index = meta.readInt32LE(56 + i * 20);
    console.log('0x' + i.toString(16).padEnd(3, ' ') + ' : ' + readNullStr(data, index));
}