function test_aliecc() {
    let headers = {
        "content-type": "application/json;charset=UTF-8",
        "origin": "https://www.aliyundrive.com",
        "referer": "https://www.aliyundrive.com/",
        "user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.0.0 Safari/537.36 Edg/110.0.1587.41"
    };
    let appId = "5dde4e1bdf9e4966b387ba58f4b3fdc3";
    let nonce = 0;
    /*
    // 生成私钥和公钥
    let private_key = BigInt(Math.floor(Math.random() * 2 ** 32));
    let ecc_pri = new ECDSA.ECDSA(private_key, "secp256k1");
    let ecc_pub = ecc_pri.getVerifyingKey();
    let public_key = "04" + ecc_pub.toString();

    function r(appId, deviceId, userId, nonce) {
        return `${appId}:${deviceId}:${userId}:${nonce}`;
    }
    
    function sign(appId, deviceId, userId, nonce) {
        let sign_dat = ecc_pri.sign(
            r(appId, deviceId, userId, nonce).getBytes('utf-8'),
            ECDSA.sha256
        );
        return sign_dat.toString() + "01";
    }
    */
    // 生成私钥和公钥 
    let private_key = new Uint8Array(32); // 32 个随机字节 
    let public_key = new Uint8Array(64); // 64 个随机字节 
    
    function r(appId, deviceId, userId, nonce) {
        return `${appId}:${deviceId}:${userId}:${nonce}`;
    }
    
    function sign(appId, deviceId, userId, nonce) {
        eval(getCryptoJS());
        let msg = r(appId, deviceId, userId, nonce);
        let hash = CryptoJS.subtle.digest("SHA-256", new TextEncoder().encode(msg));
        let signature = CryptoJS.subtle.sign(
            {
            name: "ECDSA",
            hash: { name: "SHA-256" },
            },
            private_key,
            hash 
        );
        return new Uint8Array(signature);
    }
    let signature = sign(appId, "3a9935208f4b4fce95a9655c7725d640", "3426ad8ebaa04e1ea9ee01bd998d06d4", nonce);
    log(signature);
    headers['x-signature'] = signature;
    let data = {
        "deviceName": "Edge浏览器",
        "modelName": "Windows网页版",
        "pubKey": public_key,
    }
    if (signature && public_key) {
        let req = JSON.parse(request("https://api.aliyundrive.com/users/v1/users/device/create_session", { headers: headers, body: data, timeout: 3000 }));
        log(req);
        if (req.success) {
            return { "signature": signature, "success": 1 }
        }
    }
    return { "success": 0 }
}