@proton/ccxt/js/src/base/functions/rsa.js

A JavaScript / TypeScript / Python / C# / PHP cryptocurrency trading library with support for 130+ exchanges

// ----------------------------------------------------------------------------

// PLEASE DO NOT EDIT THIS FILE, IT IS GENERATED AND WILL BE OVERWRITTEN:
// https://github.com/ccxt/ccxt/blob/master/CONTRIBUTING.md#how-to-contribute-code
// EDIT THE CORRESPONDENT .ts FILE INSTEAD

import { JSEncrypt } from "../../static_dependencies/jsencrypt/JSEncrypt.js";
import { base16, utf8 } from '../../static_dependencies/scure-base/index.js';
import { urlencodeBase64, stringToBase64 } from './encode.js';
import { hmac } from './crypto.js';
function rsa(request, secret, hash) {
    const RSA = new JSEncrypt();
    const digester = (input) => base16.encode(hash(input));
    RSA.setPrivateKey(secret);
    const name = (hash.create()).constructor.name.toLowerCase();
    return RSA.sign(request, digester, name);
}
function jwt(request, secret, hash, isRSA = false) {
    const alg = (isRSA ? 'RS' : 'HS') + (hash.outputLen * 8);
    const encodedHeader = urlencodeBase64(stringToBase64(JSON.stringify({ 'alg': alg, 'typ': 'JWT' })));
    const encodedData = urlencodeBase64(stringToBase64(JSON.stringify(request)));
    const token = [encodedHeader, encodedData].join('.');
    const algoType = alg.slice(0, 2);
    let signature = undefined;
    if (algoType === 'HS') {
        signature = urlencodeBase64(hmac(token, secret, hash, 'base64'));
    }
    else if (algoType === 'RS') {
        signature = urlencodeBase64(rsa(token, utf8.encode(secret), hash));
    }
    return [token, signature].join('.');
}
export { rsa, jwt };