Utils.cs

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Net;
using System.Text;
using System.Threading.Tasks;

namespace Ether_IL2CPP
{
    public class Utils
    {
        public static byte[] addBytes(byte[] data1, byte[] data2)
        {
            byte[] data3 = new byte[data1.Length + data2.Length];
            data1.CopyTo(data3, 0);
            data2.CopyTo(data3, data1.Length);
            return data3;
        }
        public static byte[] StreamToBytes(Stream stream)
        {
            byte[] bytes = new byte[stream.Length];
            stream.Read(bytes, 0, bytes.Length);
            stream.Seek(0, SeekOrigin.Begin);
            return bytes;
        }
        public static int CheckNull(int Checker)
        {
            for(byte i = byte.MinValue; i < byte.MaxValue;i++)
            {
                if ((byte)(i ^ Checker) == 0x00)
                {
                    return i;
                }
            }
            return 0x100;
        }
        public static string DownloadText(string url)
        {
            WebClient webClient = new WebClient();
            webClient.Encoding= Encoding.UTF8;
            return webClient.DownloadString(url);
        }
    }
}