wabbajack/Wabbajack.Hashing.xxHash64/StringExtensions.cs

using System;
using System.Linq;
using System.Text;

namespace Wabbajack.Hashing.xxHash64
{
    public static class StringExtensions
    {
        public static string ToHex(this byte[] bytes)
        {
            var builder = new StringBuilder();
            for (var i = 0; i < bytes.Length; i++) builder.Append(bytes[i].ToString("x2"));
            return builder.ToString();
        }

        public static byte[] FromHex(this string hex)
        {
            return Enumerable.Range(0, hex.Length)
                .Where(x => x % 2 == 0)
                .Select(x => Convert.ToByte(hex.Substring(x, 2), 16))
                .ToArray();
        }

        public static string ToBase64(this byte[] data)
        {
            return Convert.ToBase64String(data);
        }

        public static byte[] FromBase64(this string data)
        {
            return Convert.FromBase64String(data);
        }
    }
}