73 lines
2.1 KiB
C#
73 lines
2.1 KiB
C#
using System;
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using System.IO;
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using System.Security.Cryptography;
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using System.Text;
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using UnityEngine;
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public class OldSavefileEncryption
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{
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public static readonly string BAZOOKA_MANAGER_KEY = "5de0d5798d4eb751e13b668c1fc5297d";
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public static readonly string BAZOOKA_MANAGER_FILE_KEY = "e74af7ba21b8b4edd0e3f1d572d63c67";
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public static byte[] EncryptRaw(string text, string key)
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{
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if (BAZOOKA_MANAGER_KEY.Trim() == string.Empty)
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{
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Debug.LogError("Failed to encrypt: Encryption/Decryption keys not present");
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return null;
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}
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try
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{
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using Aes aes = Aes.Create();
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aes.Key = Encoding.UTF8.GetBytes(key);
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aes.Mode = CipherMode.CBC;
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aes.Padding = PaddingMode.PKCS7;
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aes.GenerateIV();
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using MemoryStream ms = new();
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ms.Write(aes.IV, 0, aes.IV.Length);
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using (var cryptoStream = new CryptoStream(ms, aes.CreateEncryptor(), CryptoStreamMode.Write))
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using (var writer = new StreamWriter(cryptoStream))
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{
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writer.Write(text);
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}
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return ms.ToArray();
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}
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catch
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{
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return null;
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}
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}
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public static string DecryptRaw(byte[] data, string key)
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{
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if (BAZOOKA_MANAGER_KEY.Trim() == string.Empty)
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{
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Debug.LogError("Failed to decrypt: Encryption/Decryption keys not present");
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return null;
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}
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try
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{
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using Aes aes = Aes.Create();
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aes.Key = Encoding.UTF8.GetBytes(key);
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aes.Mode = CipherMode.CBC;
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aes.Padding = PaddingMode.PKCS7;
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byte[] iv = new byte[16];
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Array.Copy(data, 0, iv, 0, iv.Length);
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aes.IV = iv;
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using MemoryStream ms = new(data, iv.Length, data.Length - iv.Length);
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using var cryptoStream = new CryptoStream(ms, aes.CreateDecryptor(), CryptoStreamMode.Read);
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using StreamReader reader = new(cryptoStream);
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return reader.ReadToEnd();
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}
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catch
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{
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return null;
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}
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}
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} |