feat: kboot native firmware upgrade

packages/crc16-xmodem/lib/index.d.ts

@@ -0,0 +1 @@
+export default function crc16XModem(data: ArrayLike<unknown>): number;

packages/mcumgr/src/util/crc16.ts → packages/crc16-xmodem/lib/index.js

@@ -33,7 +33,13 @@ const CRC16TABLE = new Uint16Array([
     0x6e17, 0x7e36, 0x4e55, 0x5e74, 0x2e93, 0x3eb2, 0x0ed1, 0x1ef0
 ]);
 
-export default function crc16(data: ArrayLike<number>): number {
+/**
+ * CRC-16/XMODEM (poly 0x1021, init 0x0000, no reflection, xorout 0x0000)
+ *
+ * @param {ArrayLike<*>} data
+ * @returns {number}
+ */
+export default function crc16XModem(data) {
     let crc = 0;
     const l = data.length;
     for (let i = 0; i < l; i++) {

packages/crc16-xmodem/package.json

@@ -0,0 +1,21 @@
+{
+  "name": "crc16-xmodem",
+  "private": true,
+  "type": "module",
+  "version": "1.0.0",
+  "description": "Some filesystem helper function",
+  "main": "lib/index.js",
+  "types": "lib/index.d.ts",
+  "author": "Ultimate Gadget Laboratories",
+  "repository": {
+    "type": "git",
+    "url": "git@github.com:UltimateHackingKeyboard/agent.git"
+  },
+  "scripts": {
+    "build:user-config": "tsx ./scripts/generate-user-configs.ts",
+    "clean": "rimraf ./node_modules",
+    "test": "node --test",
+    "lint": "eslint"
+  },
+  "license": "GPL-3.0"
+}

packages/crc16-xmodem/test/index.test.js

@@ -0,0 +1,26 @@
+import {it, test} from 'node:test';
+
+import crc16XModem from "../lib/index.js";
+
+test('standard check vector "123456789" → 0x31C3', ({ assert }) => {
+    assert.strictEqual(crc16XModem(Buffer.from('123456789')), 0x31C3);
+});
+
+test('empty buffer returns init value', ({ assert }) => {
+    assert.strictEqual(crc16XModem([]), 0x0000); // XModem init is 0
+});
+
+test('single byte', ({ assert }) => {
+    assert.strictEqual(crc16XModem([0x00]), 0x0000);
+    assert.strictEqual(crc16XModem([0xFF]), 0x1EF0);
+});
+
+it('uhk command', ({ assert }) => {
+    const crc = crc16XModem([
+        0x02, 0x00, 0x00, 0x09, 0x00, 0x00, 0x09, 0x00,
+        0xA1, 0x61, 0x64, 0x65, 0x68, 0x65, 0x6C, 0x6C,
+        0x6F,
+    ]);
+
+    assert.strictEqual(crc, 24488);
+});

packages/mcumgr/package.json

@@ -7,8 +7,7 @@
   "scripts": {
     "build": "tsc --project ./src/tsconfig.json",
     "clean": "rimraf ./node_modules ./dist",
-    "lint": "eslint",
-    "test": "node --loader=ts-node/esm --test \"**/*.test.ts\""
+    "lint": "eslint"
   },
   "keywords": [
     "mcu",
@@ -19,6 +18,7 @@
   "license": "See in LICENSE",
   "description": "Micro controller manager utility",
   "dependencies": {
+    "crc16-xmodem": "file:../crc16-xmodem",
     "debug": "^4.4.1",
     "tslib": "^2.8.1"
   },

packages/mcumgr/src/serial-peripheral.ts

@@ -1,9 +1,9 @@
 import debug from 'debug';
 import {setTimeout} from 'node:timers/promises';
+import crc16 from 'crc16-xmodem';
 import {SerialPort} from 'serialport';
 
 import { Peripheral } from './peripheral.js';
-import crc16 from './util/crc16.js';
 import toUint16 from './util/to-uint16.js';
 import convertToHex from './util/convert-to-hex.js';
 import fromUint16 from "./util/from-uint16.js";