PowerToys/src/modules/Hosts/HostsUILib/Helpers/IHostsService.cs

// Copyright (c) Microsoft Corporation
// The Microsoft Corporation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.

using System;
using System.Collections.Generic;
using System.Threading.Tasks;

using HostsUILib.Models;

namespace HostsUILib.Helpers
{
    public interface IHostsService
    {
        string HostsFilePath { get; }

        event EventHandler FileChanged;

        Task<HostsData> ReadAsync();

        Task WriteAsync(string additionalLines, IEnumerable<Entry> entries);

        Task<bool> PingAsync(string address);

        void OpenHostsFile();

        void RemoveReadOnlyAttribute();
    }
}