Multicast Lock Plugin

A minimal Flutter plugin for acquiring and releasing the Android WifiManager MulticastLock. This is useful for apps that need to receive multicast packets, such as when using protocols like mDNS or Lab Streaming Layer (LSL).

⚠️ This plugin only supports Android. On other platforms, calls will have no effect.

Features

Acquire the Android multicast lock
Release the multicast lock

Getting started

Add this plugin to your pubspec.yaml:

dependencies:
  carp_multicast_lock: ^0.0.1

Then run:

flutter pub get

Usage

import 'package:carp_multicast_lock/carp_multicast_lock.dart';

void enableMulticast() async {
  await MulticastLock.acquire();
}

void disableMulticast() async {
  await MulticastLock.release();
}

Permissions

Make sure your app has ACCESS_WIFI_STATE and CHANGE_WIFI_MULTICAST_STATE permissions.

<uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />
<uses-permission android:name="android.permission.CHANGE_WIFI_MULTICAST_STATE" />

License

MIT