MQTTnet/MQTTnet.Core/Client/IMqttCommunicationAdapterFactory.cs

using MQTTnet.Core.Adapter;

namespace MQTTnet.Core.Client
{
    public interface IMqttCommunicationAdapterFactory
    {
        IMqttCommunicationAdapter CreateMqttCommunicationAdapter(IMqttClientOptions options);
    }
}