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arras - build parser

use window.build to get the current player build! note: with release of future builds pointer to values may change

Mint 2025.09.22.. Lásd a legutóbbi verzió

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name        arras - build parser
// @namespace   Violentmonkey Scripts
// @match       https://arras.io/*
// @grant       none
// @version     1.1
// @author      ales
// @description use window.build to get the current player build! note: with release of future builds pointer to values may change
// @run-at      document-start
// @license MIT
// ==/UserScript==

// prevent randomness in encoded values
crypto.getRandomValues = () => [0]

let WebAssembly_instantiateStreaming = WebAssembly.instantiateStreaming
WebAssembly.instantiateStreaming = async function(wasm, imports) {

  let instance = await WebAssembly_instantiateStreaming.call(this, wasm, imports)
  window.exports = instance.instance.exports
  let memory_export = instance.instance.exports.g // "g" might change with future builds but ¯\_(ツ)_/¯

  Object.defineProperty(window, "HEAPU32", { get() { return new Uint32Array(memory_export.buffer) } })

  return instance
}

let ptr = 328264

Object.defineProperty(window, "build", {
  get() {

    let c
    let build

    c = HEAPU32[ptr + 1]
    max_health = ((c >> 16) & 0xFF) ^ 159 // max health
    body_damage = (c & 0xFF) ^ 213 // body damage

    c = HEAPU32[ptr + 2]
    bullet_health = ((c >> 16) & 0xFF) - 193 // bullet health
    bullet_speed = (c & 0xFF) - 240 // bullet speed

    c = HEAPU32[ptr + 3]
    bullet_damage = ((c >> 16) & 0xFF) ^ 43 // bullet damage
    bullet_penetration = (c & 0xFF) ^ 199 // bullet penetration

    c = HEAPU32[ptr + 4]
    movement_speed = ((c >> 16) & 0xFF) - 47 // movement speed
    reload = (c & 0xFF) - 214 // reload

    c = HEAPU32[ptr + 5]
    shield_capacity = ((c >> 16) & 0xFF) ^ 86 // shield capacity
    shield_regeneration = (c & 0xFF) ^ 41 // shield regeneration

    build = new Uint8Array([body_damage, max_health, bullet_speed, bullet_health, bullet_penetration, bullet_damage, reload, movement_speed, shield_regeneration, shield_capacity])

    return {
      build_points: HEAPU32[ptr] - 1607198298,
      body_damage: build[0],
      max_health: build[1],
      bullet_speed: build[2],
      bullet_health: build[3],
      bullet_penetration: build[4],
      bullet_damage: build[5],
      reload: build[6],
      movement_speed: build[7],
      shield_regeneration: build[8],
      shield_capacity: build[9],
      string: `${build[0]}/${build[1]}/${build[2]}/${build[3]}/${build[4]}/${build[5]}/${build[6]}/${build[7]}/${build[8]}/${build[9]}`
    }
  }
})