feat: native-mobile-api

2025-10-13 00:32:22 +00:00 · 2023-04-20 13:01:11 +02:00
parent 28be45a9b4
commit ef673f62ca
17 changed files with 940 additions and 74 deletions
--- a/src/Defaults/index.ts
+++ b/src/Defaults/index.ts
@@ -4,22 +4,36 @@ import type { AuthenticationState, MediaType, SocketConfig, WAVersion } from '..
 import { Browsers } from '../Utils'
 import logger from '../Utils/logger'
 import { version } from './baileys-version.json'
+import phoneNumberMCC from './phonenumber-mcc.json'

 export const UNAUTHORIZED_CODES = [401, 403, 419]

+export const PHONENUMBER_MCC = phoneNumberMCC
+
 export const DEFAULT_ORIGIN = 'https://web.whatsapp.com'
+export const MOBILE_ENDPOINT = 'g.whatsapp.net'
+export const MOBILE_PORT = 443
 export const DEF_CALLBACK_PREFIX = 'CB:'
 export const DEF_TAG_PREFIX = 'TAG:'
 export const PHONE_CONNECTION_CB = 'CB:Pong'

 export const WA_DEFAULT_EPHEMERAL = 7 * 24 * 60 * 60

+export const MOBILE_TOKEN = Buffer.from('0a1mLfGUIBVrMKF1RdvLI5lkRBvof6vn0fD2QRSM4174c0243f5277a5d7720ce842cc4ae6')
+export const MOBILE_REGISTRATION_ENDPOINT = 'https://v.whatsapp.net/v2'
+export const MOBILE_USERAGENT = 'WhatsApp/2.22.24.81 iOS/15.3.1 Device/Apple-iPhone_7'
+export const REGISTRATION_PUBLIC_KEY = Buffer.from([
+	5, 142, 140, 15, 116, 195, 235, 197, 215, 166, 134, 92, 108, 60, 132, 56, 86, 176, 97, 33, 204, 232, 234, 119, 77,
+	34, 251, 111, 18, 37, 18, 48, 45,
+])
 export const NOISE_MODE = 'Noise_XX_25519_AESGCM_SHA256\0\0\0\0'
 export const DICT_VERSION = 2
 export const KEY_BUNDLE_TYPE = Buffer.from([5])
 export const NOISE_WA_HEADER = Buffer.from(
 	[ 87, 65, 6, DICT_VERSION ]
 ) // last is "DICT_VERSION"
+export const PROTOCOL_VERSION = [5, 2]
+export const MOBILE_NOISE_HEADER = Buffer.concat([Buffer.from('WA'), Buffer.from(PROTOCOL_VERSION)])
 /** from: https://stackoverflow.com/questions/3809401/what-is-a-good-regular-expression-to-match-a-url */
 export const URL_REGEX = /(http(s)?:\/\/.)?(www\.)?[-a-zA-Z0-9@:%._\+~#=]{2,256}\.[a-z]{2,6}\b([-a-zA-Z0-9@:%_\+.~#?&//=]*)/
 export const URL_EXCLUDE_REGEX = /.*@.*/
--- a/src/Defaults/phonenumber-mcc.json
+++ b/src/Defaults/phonenumber-mcc.json
@@ -0,0 +1,223 @@
+{
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+}
--- a/src/Socket/index.ts
+++ b/src/Socket/index.ts
@@ -1,6 +1,6 @@
 import { DEFAULT_CONNECTION_CONFIG } from '../Defaults'
 import { UserFacingSocketConfig } from '../Types'
-import { makeBusinessSocket as _makeSocket } from './business'
+import { makeRegistrationSocket as _makeSocket } from './registration'

 // export the last socket layer
 const makeWASocket = (config: UserFacingSocketConfig) => (
--- a/src/Socket/mobile-socket.ts
+++ b/src/Socket/mobile-socket.ts
@@ -0,0 +1,47 @@
+import { Socket } from 'net'
+import { MOBILE_ENDPOINT, MOBILE_PORT } from '../Defaults'
+import { SocketConfig } from '../Types'
+
+export class MobileSocket extends Socket {
+	constructor(public config: SocketConfig) {
+		super()
+
+		if(config.auth.creds.registered) {
+			this.connect()
+		}
+
+		this.on('data', (d) => {
+			this.emit('message', d)
+		})
+	}
+
+	override connect() {
+		return super.connect(MOBILE_PORT, MOBILE_ENDPOINT, () => {
+			this.emit('open')
+		})
+	}
+
+	get isOpen(): boolean {
+		return this.readyState === 'open'
+	}
+
+	get isClosed(): boolean {
+		return this.readyState === 'closed'
+	}
+
+	get isClosing(): boolean {
+		return this.isClosed
+	}
+
+	get isConnecting(): boolean {
+		return this.readyState === 'opening'
+	}
+
+	close(): void {
+		this.end()
+	}
+
+	send(data: unknown, cb?: ((err?: Error | undefined) => void) | undefined) {
+		return super.write(data as Uint8Array | string, cb as ((err?: Error | undefined) => void))
+	}
+}
--- a/src/Socket/registration.ts
+++ b/src/Socket/registration.ts
@@ -0,0 +1,251 @@
+/* eslint-disable camelcase */
+import { MOBILE_REGISTRATION_ENDPOINT, MOBILE_TOKEN, MOBILE_USERAGENT, REGISTRATION_PUBLIC_KEY } from '../Defaults'
+import { KeyPair, SignedKeyPair, SocketConfig } from '../Types'
+import { aesEncryptGCM, Curve, md5 } from '../Utils/crypto'
+import { jidEncode } from '../WABinary'
+import { makeBusinessSocket } from './business'
+import { MobileSocket } from './mobile-socket'
+
+function urlencode(str: string) {
+	return str.replace(/-/g, '%2d').replace(/_/g, '%5f').replace(/~/g, '%7e')
+}
+
+const validRegistrationOptions = (config: RegistrationOptions) => config?.phoneNumberCountryCode &&
+	config.phoneNumberNationalNumber &&
+	config.phoneNumberMobileCountryCode
+
+export const makeRegistrationSocket = (config: SocketConfig) => {
+	const sock = makeBusinessSocket(config)
+
+	const register = async(code: string) => {
+		if(!validRegistrationOptions(config.auth.creds.registration)) {
+			throw new Error('please specify the registration options')
+		}
+
+		const result = await mobileRegister({ ...sock.authState.creds, ...sock.authState.creds.registration as RegistrationOptions, code })
+
+		sock.authState.creds.me = {
+			id: jidEncode(result.login!, 's.whatsapp.net'),
+			name: '~'
+		}
+
+		sock.authState.creds.registered = true
+		sock.ev.emit('creds.update', sock.authState.creds)
+
+		if(sock.ws instanceof MobileSocket) {
+			sock.ws.connect()
+		}
+
+		return result
+	}
+
+	const requestRegistrationCode = async(registrationOptions?: RegistrationOptions) => {
+		registrationOptions = registrationOptions || config.auth.creds.registration
+		if(!validRegistrationOptions(registrationOptions)) {
+			throw new Error('Invalid registration options')
+		}
+
+		sock.authState.creds.registration = registrationOptions
+
+		sock.ev.emit('creds.update', sock.authState.creds)
+
+		return mobileRegisterCode({ ...config.auth.creds, ...registrationOptions })
+	}
+
+	return {
+		...sock,
+		register,
+		requestRegistrationCode,
+	}
+}
+
+// Backup_token: Base64.getEncoder().encodeToString(Arrays.copyOfRange(Base64.getDecoder().decode(UUID.randomUUID().toString().replace('-','')),0,15))
+
+export interface RegistrationData {
+	registrationId: number
+	signedPreKey: SignedKeyPair
+	noiseKey: KeyPair
+	signedIdentityKey: KeyPair
+	identityId: Buffer
+	phoneId: string
+	deviceId: string
+	backupToken: Buffer
+}
+
+export interface RegistrationOptions {
+	/** your phone number */
+	phoneNumber?: string
+	/** the country code of your phone number */
+	phoneNumberCountryCode: string
+	/** your phone number without country code */
+	phoneNumberNationalNumber: string
+	/** the country code of your mobile network
+	 * @see {@link https://de.wikipedia.org/wiki/Mobile_Country_Code}
+	 */
+	phoneNumberMobileCountryCode: string
+	/** the network code of your mobile network
+	 * @see {@link https://de.wikipedia.org/wiki/Mobile_Network_Code}
+	 */
+	phoneNumberMobileNetworkCode: string
+	/**
+	 * How to send the one time code
+	 */
+	method?: 'sms' | 'voice'
+}
+
+export type RegistrationParams = RegistrationData & RegistrationOptions
+
+function convertBufferToUrlHex(buffer: Buffer) {
+	var id = ''
+
+	buffer.forEach((x) => {
+		// encode random identity_id buffer as percentage url encoding
+		id += `%${x.toString(16).padStart(2, '0').toLowerCase()}`
+	})
+
+	return id
+}
+
+export function registrationParams(params: RegistrationParams) {
+	const e_regid = Buffer.alloc(4)
+	e_regid.writeInt32BE(params.registrationId)
+
+	const e_skey_id = Buffer.alloc(3)
+	e_skey_id.writeInt16BE(params.signedPreKey.keyId)
+
+	params.phoneNumberCountryCode = params.phoneNumberCountryCode.replace('+', '').trim()
+	params.phoneNumberNationalNumber = params.phoneNumberNationalNumber.replace(/[/-\s)(]/g, '').trim()
+
+	return {
+		cc: params.phoneNumberCountryCode,
+		in: params.phoneNumberNationalNumber,
+		Rc: '0',
+		lg: 'en',
+		lc: 'GB',
+		mistyped: '6',
+		authkey: Buffer.from(params.noiseKey.public).toString('base64url'),
+		e_regid: e_regid.toString('base64url'),
+		e_keytype: 'BQ',
+		e_ident: Buffer.from(params.signedIdentityKey.public).toString('base64url'),
+		// e_skey_id: e_skey_id.toString('base64url'),
+		e_skey_id: 'AAAA',
+		e_skey_val: Buffer.from(params.signedPreKey.keyPair.public).toString('base64url'),
+		e_skey_sig: Buffer.from(params.signedPreKey.signature).toString('base64url'),
+		fdid: params.phoneId,
+		network_ratio_type: '1',
+		expid: params.deviceId,
+		simnum: '1',
+		hasinrc: '1',
+		pid: Math.floor(Math.random() * 1000).toString(),
+		id: convertBufferToUrlHex(params.identityId),
+		backup_token: convertBufferToUrlHex(params.backupToken),
+		token: md5(Buffer.concat([MOBILE_TOKEN, Buffer.from(params.phoneNumberNationalNumber)])).toString('hex'),
+	}
+}
+
+/**
+ * Requests a registration code for the given phone number.
+ */
+export function mobileRegisterCode(params: RegistrationParams) {
+	return mobileRegisterFetch('/code', {
+		params: {
+			...registrationParams(params),
+			mcc: `${params.phoneNumberMobileCountryCode}`.padStart(3, '0'),
+			mnc: `${params.phoneNumberMobileNetworkCode || '001'}`.padStart(3, '0'),
+			sim_mcc: '000',
+			sim_mnc: '000',
+			method: params?.method || 'sms',
+			reason: '',
+			hasav: '1'
+		},
+	})
+}
+
+export function mobileRegisterExists(params: RegistrationParams) {
+	return mobileRegisterFetch('/exist', {
+		params: registrationParams(params)
+	})
+}
+
+/**
+ * Registers the phone number on whatsapp with the received OTP code.
+ */
+export async function mobileRegister(params: RegistrationParams & { code: string }) {
+	//const result = await mobileRegisterFetch(`/reg_onboard_abprop?cc=${params.phoneNumberCountryCode}&in=${params.phoneNumberNationalNumber}&rc=0`)
+
+	return mobileRegisterFetch('/register', {
+		params: { ...registrationParams(params), code: params.code.replace('-', '') },
+	})
+}
+
+/**
+ * Encrypts the given string as AEAD aes-256-gcm with the public whatsapp key and a random keypair.
+ */
+export function mobileRegisterEncrypt(data: string) {
+	const keypair = Curve.generateKeyPair()
+	const key = Curve.sharedKey(keypair.private, REGISTRATION_PUBLIC_KEY)
+
+	const buffer = aesEncryptGCM(Buffer.from(data), new Uint8Array(key), Buffer.alloc(12), Buffer.alloc(0))
+
+	return Buffer.concat([Buffer.from(keypair.public), buffer]).toString('base64url')
+}
+
+export async function mobileRegisterFetch(path: string, opts: { params?: Record<string, string>, headers?: Record<string, string> } = {}) {
+	let url = `${MOBILE_REGISTRATION_ENDPOINT}${path}`
+
+	if(opts.params) {
+		const parameter = [] as string[]
+
+		for(const param in opts.params) {
+			parameter.push(param + '=' + urlencode(opts.params[param]))
+		}
+
+		console.log('parameter', opts.params, parameter)
+
+		// const params = urlencode(mobileRegisterEncrypt(parameter.join('&')))
+		// url += `?ENC=${params}`
+		url += `?${parameter.join('&')}`
+	}
+
+	if(!opts.headers) {
+		opts.headers = {}
+	}
+
+	opts.headers['User-Agent'] = MOBILE_USERAGENT
+
+	const response = await fetch(url, opts)
+
+	const text = await response.text()
+
+	try {
+		var json = JSON.parse(text)
+	} catch(error) {
+		throw text
+	}
+
+	if(!response.ok || json.reason) {
+		throw json
+	}
+
+	if(json.status && !['ok', 'sent'].includes(json.status)) {
+		throw json
+	}
+
+	return json as ExistsResponse
+}
+
+
+export interface ExistsResponse {
+	status: 'fail'
+	voice_length?: number
+	voice_wait?: number
+	sms_length?: number
+	sms_wait?: number
+	reason?: 'incorrect' | 'missing_param'
+	login?: string
+	flash_type?: number
+	ab_hash?: string
+	ab_key?: string
+	exp_cfg?: string
+	lid?: string
+}
--- a/src/Socket/socket.ts
+++ b/src/Socket/socket.ts
@@ -1,12 +1,14 @@
+/* eslint-disable @typescript-eslint/no-explicit-any */
 import { Boom } from '@hapi/boom'
 import { promisify } from 'util'
-import WebSocket from 'ws'
 import { proto } from '../../WAProto'
-import { DEF_CALLBACK_PREFIX, DEF_TAG_PREFIX, DEFAULT_ORIGIN, INITIAL_PREKEY_COUNT, MIN_PREKEY_COUNT } from '../Defaults'
+import { DEF_CALLBACK_PREFIX, DEF_TAG_PREFIX, INITIAL_PREKEY_COUNT, MIN_PREKEY_COUNT, MOBILE_NOISE_HEADER, NOISE_WA_HEADER } from '../Defaults'
 import { DisconnectReason, SocketConfig } from '../Types'
-import { addTransactionCapability, bindWaitForConnectionUpdate, configureSuccessfulPairing, Curve, generateLoginNode, generateMdTagPrefix, generateRegistrationNode, getCodeFromWSError, getErrorCodeFromStreamError, getNextPreKeysNode, makeNoiseHandler, printQRIfNecessaryListener, promiseTimeout } from '../Utils'
+import { addTransactionCapability, bindWaitForConnectionUpdate, configureSuccessfulPairing, Curve, generateLoginNode, generateMdTagPrefix, generateMobileNode, generateRegistrationNode, getCodeFromWSError, getErrorCodeFromStreamError, getNextPreKeysNode, makeNoiseHandler, printQRIfNecessaryListener, promiseTimeout } from '../Utils'
 import { makeEventBuffer } from '../Utils/event-buffer'
-import { assertNodeErrorFree, BinaryNode, encodeBinaryNode, getBinaryNodeChild, getBinaryNodeChildren, S_WHATSAPP_NET } from '../WABinary'
+import { assertNodeErrorFree, BinaryNode, binaryNodeToString, encodeBinaryNode, getBinaryNodeChild, getBinaryNodeChildren, S_WHATSAPP_NET } from '../WABinary'
+import { MobileSocket } from './mobile-socket'
+import { WebSocket } from './web-socket'

 /**
 * Connects to WA servers and performs:
@@ -14,37 +16,35 @@ import { assertNodeErrorFree, BinaryNode, encodeBinaryNode, getBinaryNodeChild,
 * - listen to messages and emit events
 * - query phone connection
 */
-export const makeSocket = ({
-	waWebSocketUrl,
-	connectTimeoutMs,
-	logger,
-	agent,
-	keepAliveIntervalMs,
-	version,
-	browser,
-	auth: authState,
-	printQRInTerminal,
-	defaultQueryTimeoutMs,
-	syncFullHistory,
-	transactionOpts,
-	qrTimeout,
-	options,
-	makeSignalRepository
-}: SocketConfig) => {
-	const ws = new WebSocket(waWebSocketUrl, undefined, {
-		origin: DEFAULT_ORIGIN,
-		headers: options.headers as {},
-		handshakeTimeout: connectTimeoutMs,
-		timeout: connectTimeoutMs,
-		agent
-	})
+
+export const makeSocket = (config: SocketConfig) => {
+	const {
+		connectTimeoutMs,
+		logger,
+		keepAliveIntervalMs,
+		browser,
+		auth: authState,
+		printQRInTerminal,
+		defaultQueryTimeoutMs,
+		transactionOpts,
+		qrTimeout,
+		makeSignalRepository,
+	} = config
+
+	config.mobile = config.mobile || config.auth.creds.registered
+	const ws = config.mobile ? new MobileSocket(config) : new WebSocket(config)
 	ws.setMaxListeners(0)

 	const ev = makeEventBuffer(logger)
 	/** ephemeral key pair used to encrypt/decrypt communication. Unique for each connection */
 	const ephemeralKeyPair = Curve.generateKeyPair()
 	/** WA noise protocol wrapper */
-	const noise = makeNoiseHandler(ephemeralKeyPair, logger)
+	const noise = makeNoiseHandler({
+		keyPair: ephemeralKeyPair,
+		NOISE_HEADER: config.mobile ? MOBILE_NOISE_HEADER : NOISE_WA_HEADER,
+		mobile: config.mobile,
+		logger
+	})

 	const { creds } = authState
 	// add transaction capability
@@ -63,7 +63,7 @@ export const makeSocket = ({
 	const sendPromise = promisify<void>(ws.send)
 	/** send a raw buffer */
 	const sendRawMessage = async(data: Uint8Array | Buffer) => {
-		if(ws.readyState !== ws.OPEN) {
+		if(!ws.isOpen) {
 			throw new Boom('Connection Closed', { statusCode: DisconnectReason.connectionClosed })
 		}

@@ -84,7 +84,7 @@ export const makeSocket = ({
 	/** send a binary node */
 	const sendNode = (frame: BinaryNode) => {
 		if(logger.level === 'trace') {
-			logger.trace({ msgId: frame.attrs.id, fromMe: true, frame }, 'communication')
+			logger.trace(binaryNodeToString(frame), 'xml send')
 		}

 		const buff = encodeBinaryNode(frame)
@@ -101,7 +101,7 @@ export const makeSocket = ({

 	/** await the next incoming message */
 	const awaitNextMessage = async<T>(sendMsg?: Uint8Array) => {
-		if(ws.readyState !== ws.OPEN) {
+		if(!ws.isOpen) {
 			throw new Boom('Connection Closed', {
 				statusCode: DisconnectReason.connectionClosed
 			})
@@ -186,21 +186,21 @@ export const makeSocket = ({
 		}
 		helloMsg = proto.HandshakeMessage.fromObject(helloMsg)

-		logger.info({ browser, helloMsg }, 'connected to WA Web')
+		logger.info({ browser, helloMsg }, 'connected to WA')

 		const init = proto.HandshakeMessage.encode(helloMsg).finish()

 		const result = await awaitNextMessage<Uint8Array>(init)
 		const handshake = proto.HandshakeMessage.decode(result)

-		logger.trace({ handshake }, 'handshake recv from WA Web')
+		logger.trace({ handshake }, 'handshake recv from WA')

 		const keyEnc = noise.processHandshake(handshake, creds.noiseKey)

-		const config = { version, browser, syncFullHistory }
-
 		let node: proto.IClientPayload
-		if(!creds.me) {
+		if(config.mobile) {
+			node = generateMobileNode(config)
+		} else if(!creds.me) {
 			node = generateRegistrationNode(creds, config)
 			logger.info({ node }, 'not logged in, attempting registration...')
 		} else {
@@ -276,7 +276,7 @@ export const makeSocket = ({
 				const msgId = frame.attrs.id

 				if(logger.level === 'trace') {
-					logger.trace({ msgId, fromMe: false, frame }, 'communication')
+					logger.trace(binaryNodeToString(frame), 'recv xml')
 				}

 				/* Check if this is a response to a message we sent */
@@ -321,7 +321,7 @@ export const makeSocket = ({
 		ws.removeAllListeners('open')
 		ws.removeAllListeners('message')

-		if(ws.readyState !== ws.CLOSED && ws.readyState !== ws.CLOSING) {
+		if(!ws.isClosed && !ws.isClosing) {
 			try {
 				ws.close()
 			} catch{ }
@@ -338,11 +338,11 @@ export const makeSocket = ({
 	}

 	const waitForSocketOpen = async() => {
-		if(ws.readyState === ws.OPEN) {
+		if(ws.isOpen) {
 			return
 		}

-		if(ws.readyState === ws.CLOSED || ws.readyState === ws.CLOSING) {
+		if(ws.isClosed || ws.isClosing) {
 			throw new Boom('Connection Closed', { statusCode: DisconnectReason.connectionClosed })
 		}

@@ -375,7 +375,7 @@ export const makeSocket = ({
            */
 			if(diff > keepAliveIntervalMs + 5000) {
 				end(new Boom('Connection was lost', { statusCode: DisconnectReason.connectionLost }))
-			} else if(ws.readyState === ws.OPEN) {
+			} else if(ws.isOpen) {
 				// if its all good, send a keep alive request
 				query(
 					{
@@ -472,7 +472,7 @@ export const makeSocket = ({

 		let qrMs = qrTimeout || 60_000 // time to let a QR live
 		const genPairQR = () => {
-			if(ws.readyState !== ws.OPEN) {
+			if(!ws.isOpen) {
 				return
 			}

--- a/src/Socket/web-socket.ts
+++ b/src/Socket/web-socket.ts
@@ -0,0 +1,31 @@
+import { WebSocket as WS } from 'ws'
+import { DEFAULT_ORIGIN } from '../Defaults'
+import { SocketConfig } from '../Types'
+
+export class WebSocket extends WS {
+	constructor(public config: SocketConfig) {
+		super(config.waWebSocketUrl, undefined, {
+			origin: DEFAULT_ORIGIN,
+			headers: config.options.headers as Record<string, string>,
+			handshakeTimeout: config.connectTimeoutMs,
+			timeout: config.connectTimeoutMs,
+			agent: config.agent,
+		})
+	}
+
+	get isOpen() {
+		return this.readyState === WS.OPEN
+	}
+
+	get isClosed() {
+		return this.readyState === WS.CLOSED
+	}
+
+	get isClosing() {
+		return this.readyState === WS.CLOSING
+	}
+
+	get isConnecting() {
+		return this.readyState === WS.CONNECTING
+	}
+}
--- a/src/Types/Auth.ts
+++ b/src/Types/Auth.ts
@@ -1,4 +1,5 @@
 import type { proto } from '../../WAProto'
+import { RegistrationOptions } from '../Socket/registration'
 import type { Contact } from './Contact'
 import type { MinimalMessage } from './Message'

@@ -58,6 +59,13 @@ export type AuthenticationCreds = SignalCreds & {
    /** number of times history & app state has been synced */
    accountSyncCounter: number
    accountSettings: AccountSettings
+	// mobile creds
+	deviceId: string
+	phoneId: string
+	identityId: Buffer
+	registered: boolean
+	backupToken: Buffer
+	registration: RegistrationOptions
 }

 export type SignalDataTypeMap = {
--- a/src/Types/Socket.ts
+++ b/src/Types/Socket.ts
@@ -31,6 +31,8 @@ export type SocketConfig = {
    defaultQueryTimeoutMs: number | undefined
    /** ping-pong interval for WS connection */
    keepAliveIntervalMs: number
+	/** should baileys use the mobile api instead of the multi device api */
+	mobile?: boolean
    /** proxy agent */
    agent?: Agent
    /** pino logger */
--- a/src/Utils/auth-utils.ts
+++ b/src/Utils/auth-utils.ts
@@ -1,6 +1,7 @@
 import { randomBytes } from 'crypto'
 import NodeCache from 'node-cache'
 import type { Logger } from 'pino'
+import { v4 as uuidv4 } from 'uuid'
 import { DEFAULT_CACHE_TTLS } from '../Defaults'
 import type { AuthenticationCreds, CacheStore, SignalDataSet, SignalDataTypeMap, SignalKeyStore, SignalKeyStoreWithTransaction, TransactionCapabilityOptions } from '../Types'
 import { Curve, signedKeyPair } from './crypto'
@@ -202,6 +203,13 @@ export const initAuthCreds = (): AuthenticationCreds => {
 		accountSyncCounter: 0,
 		accountSettings: {
 			unarchiveChats: false
-		}
+		},
+		// mobile creds
+		deviceId: Buffer.from(uuidv4().replace(/-/g, ''), 'hex').toString('base64url'),
+		phoneId: uuidv4(),
+		identityId: randomBytes(20),
+		registered: false,
+		backupToken: randomBytes(20),
+		registration: {} as RegistrationOptions
 	}
 }
--- a/src/Utils/crypto.ts
+++ b/src/Utils/crypto.ts
@@ -107,6 +107,10 @@ export function sha256(buffer: Buffer) {
 	return createHash('sha256').update(buffer).digest()
 }

+export function md5(buffer: Buffer) {
+	return createHash('md5').update(buffer).digest()
+}
+
 // HKDF key expansion
 export function hkdf(buffer: Uint8Array | Buffer, expandedLength: number, info: { salt?: Buffer, info?: string }) {
 	return HKDF(!Buffer.isBuffer(buffer) ? Buffer.from(buffer) : buffer, expandedLength, info)
--- a/src/Utils/noise-handler.ts
+++ b/src/Utils/noise-handler.ts
@@ -1,7 +1,7 @@
 import { Boom } from '@hapi/boom'
 import { Logger } from 'pino'
 import { proto } from '../../WAProto'
-import { NOISE_MODE, NOISE_WA_HEADER, WA_CERT_DETAILS } from '../Defaults'
+import { NOISE_MODE, WA_CERT_DETAILS } from '../Defaults'
 import { KeyPair } from '../Types'
 import { BinaryNode, decodeBinaryNode } from '../WABinary'
 import { aesDecryptGCM, aesEncryptGCM, Curve, hkdf, sha256 } from './crypto'
@@ -13,10 +13,17 @@ const generateIV = (counter: number) => {
 	return new Uint8Array(iv)
 }

-export const makeNoiseHandler = (
-	{ public: publicKey, private: privateKey }: KeyPair,
+export const makeNoiseHandler = ({
+	keyPair: { private: privateKey, public: publicKey },
+	NOISE_HEADER,
+	mobile,
+	logger,
+}: {
+	keyPair: KeyPair
+	NOISE_HEADER: Uint8Array
+	mobile: boolean
 	logger: Logger
-) => {
+}) => {
 	logger = logger.child({ class: 'ns' })

 	const authenticate = (data: Uint8Array) => {
@@ -86,7 +93,7 @@ export const makeNoiseHandler = (

 	let inBytes = Buffer.alloc(0)

-	authenticate(NOISE_WA_HEADER)
+	authenticate(NOISE_HEADER)
 	authenticate(publicKey)

 	return {
@@ -103,12 +110,18 @@ export const makeNoiseHandler = (
 			mixIntoKey(Curve.sharedKey(privateKey, decStaticContent))

 			const certDecoded = decrypt(serverHello!.payload!)
-			const { intermediate: certIntermediate } = proto.CertChain.decode(certDecoded)

-			const { issuerSerial } = proto.CertChain.NoiseCertificate.Details.decode(certIntermediate!.details!)
+			if(mobile) {
+				const cert = proto.CertChain.NoiseCertificate.decode(certDecoded)
+				logger.debug(cert)
+			} else {
+				const { intermediate: certIntermediate } = proto.CertChain.decode(certDecoded)

-			if(issuerSerial !== WA_CERT_DETAILS.SERIAL) {
-				throw new Boom('certification match failed', { statusCode: 400 })
+				const { issuerSerial } = proto.CertChain.NoiseCertificate.Details.decode(certIntermediate!.details!)
+
+				if(issuerSerial !== WA_CERT_DETAILS.SERIAL) {
+					throw new Boom('certification match failed', { statusCode: 400 })
+				}
 			}

 			const keyEnc = encrypt(noiseKey.public)
@@ -121,11 +134,11 @@ export const makeNoiseHandler = (
 				data = encrypt(data)
 			}

-			const introSize = sentIntro ? 0 : NOISE_WA_HEADER.length
+			const introSize = sentIntro ? 0 : NOISE_HEADER.length
 			const frame = Buffer.alloc(introSize + 3 + data.byteLength)

 			if(!sentIntro) {
-				frame.set(NOISE_WA_HEADER)
+				frame.set(NOISE_HEADER)
 				sentIntro = true
 			}

--- a/src/Utils/validate-connection.ts
+++ b/src/Utils/validate-connection.ts
@@ -8,26 +8,31 @@ import { Curve, hmacSign } from './crypto'
 import { encodeBigEndian } from './generics'
 import { createSignalIdentity } from './signal'

-type ClientPayloadConfig = Pick<SocketConfig, 'version' | 'browser' | 'syncFullHistory'>
+const getUserAgent = (config: SocketConfig): proto.ClientPayload.IUserAgent => {
+	const osVersion = config.mobile ? '15.3.1' : '0.1'
+	const version = config.mobile ? [2, 22, 24] : config.version
+	const device = config.mobile ? 'iPhone_7' : 'Desktop'
+	const manufacturer = config.mobile ? 'Apple' : ''
+	const platform = config.mobile ? proto.ClientPayload.UserAgent.Platform.IOS : proto.ClientPayload.UserAgent.Platform.WEB
+	const phoneId = config.mobile ? { phoneId: config.auth.creds.phoneId } : {}

-const getUserAgent = ({ version }: ClientPayloadConfig): proto.ClientPayload.IUserAgent => {
-	const osVersion = '0.1'
 	return {
 		appVersion: {
 			primary: version[0],
 			secondary: version[1],
 			tertiary: version[2],
 		},
-		platform: proto.ClientPayload.UserAgent.Platform.WEB,
+		platform,
 		releaseChannel: proto.ClientPayload.UserAgent.ReleaseChannel.RELEASE,
-		mcc: '000',
-		mnc: '000',
+		mcc: config.auth.creds.registration?.phoneNumberMobileCountryCode || '000',
+		mnc: config.auth.creds.registration?.phoneNumberMobileNetworkCode || '000',
 		osVersion: osVersion,
-		manufacturer: '',
-		device: 'Desktop',
+		manufacturer,
+		device,
 		osBuildNumber: osVersion,
 		localeLanguageIso6391: 'en',
 		localeCountryIso31661Alpha2: 'US',
+		...phoneId
 	}
 }

@@ -36,7 +41,7 @@ const PLATFORM_MAP = {
 	'Windows': proto.ClientPayload.WebInfo.WebSubPlatform.WIN32
 }

-const getWebInfo = (config: ClientPayloadConfig): proto.ClientPayload.IWebInfo => {
+const getWebInfo = (config: SocketConfig): proto.ClientPayload.IWebInfo => {
 	let webSubPlatform = proto.ClientPayload.WebInfo.WebSubPlatform.WEB_BROWSER
 	if(config.syncFullHistory && PLATFORM_MAP[config.browser[0]]) {
 		webSubPlatform = PLATFORM_MAP[config.browser[0]]
@@ -45,16 +50,43 @@ const getWebInfo = (config: ClientPayloadConfig): proto.ClientPayload.IWebInfo =
 	return { webSubPlatform }
 }

-const getClientPayload = (config: ClientPayloadConfig): proto.IClientPayload => {
-	return {
+const getClientPayload = (config: SocketConfig) => {
+	const payload: proto.IClientPayload = {
 		connectType: proto.ClientPayload.ConnectType.WIFI_UNKNOWN,
 		connectReason: proto.ClientPayload.ConnectReason.USER_ACTIVATED,
 		userAgent: getUserAgent(config),
-		webInfo: getWebInfo(config),
 	}
+
+	if(!config.mobile) {
+		payload.webInfo = getWebInfo(config)
+	}
+
+	return payload
 }

-export const generateLoginNode = (userJid: string, config: ClientPayloadConfig): proto.IClientPayload => {
+export const generateMobileNode = (config: SocketConfig): proto.IClientPayload => {
+	if(!config.auth.creds) {
+		throw new Boom('No registration data found', { data: config })
+	}
+
+	const payload: proto.IClientPayload = {
+		...getClientPayload(config),
+		sessionId: Math.floor(Math.random() * 999999999 + 1),
+		shortConnect: true,
+		connectAttemptCount: 0,
+		device: 0,
+		dnsSource: {
+			appCached: false,
+			dnsMethod: proto.ClientPayload.DNSSource.DNSResolutionMethod.SYSTEM,
+		},
+		passive: false, // XMPP heartbeat setting (false: server actively pings) (true: client actively pings)
+		pushName: 'test',
+		username: Number(`${config.auth.creds.registration.phoneNumberCountryCode}${config.auth.creds.registration.phoneNumberNationalNumber}`),
+	}
+	return proto.ClientPayload.fromObject(payload)
+}
+
+export const generateLoginNode = (userJid: string, config: SocketConfig): proto.IClientPayload => {
 	const { user, device } = jidDecode(userJid)!
 	const payload: proto.IClientPayload = {
 		...getClientPayload(config),
@@ -67,7 +99,7 @@ export const generateLoginNode = (userJid: string, config: ClientPayloadConfig):

 export const generateRegistrationNode = (
 	{ registrationId, signedPreKey, signedIdentityKey }: SignalCreds,
-	config: ClientPayloadConfig
+	config: SocketConfig
 ) => {
 	// the app version needs to be md5 hashed
 	// and passed in
--- a/src/WABinary/generic-utils.ts
+++ b/src/WABinary/generic-utils.ts
@@ -87,4 +87,35 @@ function bufferToUInt(e: Uint8Array | Buffer, t: number) {
 	}

 	return a
+}
+
+const tabs = (n: number) => '\t'.repeat(n)
+
+export function binaryNodeToString(node: BinaryNode | BinaryNode['content'], i = 0) {
+	if(!node) {
+		return node
+	}
+
+	if(typeof node === 'string') {
+		return tabs(i) + node
+	}
+
+	if(node instanceof Uint8Array) {
+		return tabs(i) + Buffer.from(node).toString('hex')
+	}
+
+	if(Array.isArray(node)) {
+		return node.map((x) => tabs(i + 1) + binaryNodeToString(x, i + 1)).join('\n')
+	}
+
+	const children = binaryNodeToString(node.content, i + 1)
+
+	const tag = `<${node.tag} ${Object.entries(node.attrs || {})
+		.filter(([, v]) => v !== undefined)
+		.map(([k, v]) => `${k}='${v}'`)
+		.join(' ')}`
+
+	const content: string = children ? `>\n${children}\n${tabs(i)}</${node.tag}>` : '/>'
+
+	return tag + content
 }