89 lines
2.3 KiB
C#
89 lines
2.3 KiB
C#
using System;
|
|
using System.IO;
|
|
using System.Security.Cryptography;
|
|
using System.Text;
|
|
using System.Threading.Tasks;
|
|
|
|
namespace PluginManager.Others;
|
|
|
|
public class Cryptography
|
|
{
|
|
/// <summary>
|
|
/// Translate hex to string
|
|
/// </summary>
|
|
/// <param name="hexString">The encrypted string</param>
|
|
/// <returns></returns>
|
|
public static string FromHexToString(string hexString)
|
|
{
|
|
var bytes = new byte[hexString.Length / 2];
|
|
for (var i = 0; i < bytes.Length; i++) bytes[i] = Convert.ToByte(hexString.Substring(i * 2, 2), 16);
|
|
|
|
return Encoding.Unicode.GetString(bytes);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Translate string to hex
|
|
/// </summary>
|
|
/// <param name="str">The string to encrypt</param>
|
|
/// <returns></returns>
|
|
public static string ToHexString(string str)
|
|
{
|
|
var sb = new StringBuilder();
|
|
|
|
var bytes = Encoding.Unicode.GetBytes(str);
|
|
foreach (var t in bytes) sb.Append(t.ToString("X2"));
|
|
|
|
return sb.ToString();
|
|
}
|
|
|
|
/// <summary>
|
|
/// Create MD5 hash
|
|
/// </summary>
|
|
/// <param name="text">The text to encrypt</param>
|
|
/// <returns></returns>
|
|
public static async Task<string> CreateMD5(string text)
|
|
{
|
|
var output = "";
|
|
using (var md5 = MD5.Create())
|
|
{
|
|
using (var s = GenerateStreamFromString(text))
|
|
{
|
|
var t = await md5.ComputeHashAsync(s);
|
|
output = Convert.ToBase64String(t);
|
|
}
|
|
}
|
|
|
|
return output;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Create SHA256 hash
|
|
/// </summary>
|
|
/// <param name="text">The text to encrypt</param>
|
|
/// <returns></returns>
|
|
public static async Task<string> CreateSHA256(string text)
|
|
{
|
|
var output = "";
|
|
using (var sha = SHA256.Create())
|
|
{
|
|
using (var s = GenerateStreamFromString(text))
|
|
{
|
|
var t = await sha.ComputeHashAsync(s);
|
|
output = Convert.ToBase64String(t);
|
|
}
|
|
}
|
|
|
|
return output;
|
|
}
|
|
|
|
private static Stream GenerateStreamFromString(string s)
|
|
{
|
|
var stream = new MemoryStream();
|
|
var writer = new StreamWriter(stream);
|
|
writer.Write(s);
|
|
writer.Flush();
|
|
stream.Position = 0;
|
|
return stream;
|
|
}
|
|
}
|