cyberchef/src/core/lib/Protocol.mjs
2026-06-17 10:41:55 +00:00

53 lines
1.4 KiB
JavaScript

/**
* Protocol parsing functions.
*
* @author n1474335 [n1474335@gmail.com]
* @copyright Crown Copyright 2022
* @license Apache-2.0
*/
import BigNumber from "bignumber.js";
import {toHexFast} from "../lib/Hex.mjs";
import Utils from "../Utils.mjs";
/**
* Recursively displays a JSON object as an HTML table
*
* @param {Object} obj
* @returns string
*/
export function objToTable(obj, nested=false) {
let html = `<table
class='table table-sm table-nonfluid ${nested ? "mb-0 table-borderless" : "table-bordered"}'
style='table-layout: fixed; ${nested ? "margin: -1px !important;" : ""}'>`;
if (!nested)
html += `<tr>
<th>Field</th>
<th>Value</th>
</tr>`;
for (const key of Object.keys(obj)) {
const value = obj[key];
if (typeof value === "function")
continue;
html += `<tr><td style='word-wrap: break-word'>${Utils.escapeHtml(String(key))}</td>`;
if (value !== null && typeof value === "object")
html += `<td style='padding: 0'>${objToTable(value, true)}</td>`;
else
html += `<td>${Utils.escapeHtml(String(value))}</td>`;
html += "</tr>";
}
html += "</table>";
return html;
}
/**
* Converts bytes into a BigNumber string
* @param {Uint8Array} bs
* @returns {string}
*/
export function bytesToLargeNumber(bs) {
return BigNumber(toHexFast(bs), 16).toString();
}