//read binary data
public void readBinary(string tableName)
{
ClearData();
TextAsset binaryStream = null;
// #if UNITY_EDITOR
// if (Constants.USE_ASSETBUNDLE)
// {
// binaryStream = ResourceLibrary.instance.Load(AssetBundleManager.EBundleType.eDat, tableName) as TextAsset;
// }
// else
// {
// binaryStream = (TextAsset)UnityEditor.AssetDatabase.LoadAssetAtPath("Assets/Resources/dat/"+tableName+".bytes", typeof(TextAsset));
// }
// #else
// binaryStream = ResourceLibrary.instance.Load(AssetBundleManager.EBundleType.eDat, tableName) as TextAsset;
// #endif
binaryStream = Resources.Load("table/" + tableName + "") as TextAsset;
if (binaryStream == null)
{
Debug.Log("Error reading table:" + tableName);
return;
}
// 暂时关闭hash检查
// if (!HashTable.Contains(~ComputeHash(binaryStream.bytes)))
// {
// Application.Quit();
// }
byte[] bytes = TEA.decode(binaryStream.bytes);
MemoryStream ms = new MemoryStream(bytes);
BinaryReader br = new BinaryReader(ms, Encoding.Unicode);
int columns = 0, rows = 0;
rows = br.ReadInt32();
columns = br.ReadInt32();
_nRows = rows;
_nColumns = columns;
if (_nRows == 0 || _nColumns == 0)
{
Debug.Log("Error reading tablesize Rows is " + _nRows.ToString() + " and _nColumns is " + _nColumns.ToString() + ".");
}
_data = new string[_nRows, _nColumns];
for (int i = 0; i < rows; i++)
{
for (int j = 0; j < columns; j++)
{
_data[i, j] = br.ReadString();
}
}
}
public C2SAskLogin(ByteBuffer buffer, Connection connection, sbyte[] key = null) : base(3, connection)
{
key = new sbyte[] { 00, 00, 00, 00 };
//TODO implement dynamic key;
_unk1 = buffer.ReadBlock(4);
//get username without trailing zeros
var uname = buffer.ReadBlock(50);
for (int i = 0; i < uname.Length; i++)
{
if (uname[i] == 0)
{
byte[] help = new byte[i];
Array.Copy(uname, help, i);
Username = Encoding.ASCII.GetString(help);
break;
}
}
_unk2 = buffer.ReadBlock(1);
_encPassword = buffer.ReadBlock(16);
var decPWBytes = TEA.passwordDecodeSBytes(ByteUtils.ToSbytes(_encPassword), key);
DecPassword = Encoding.ASCII.GetString(ByteUtils.ToByteArray(decPWBytes));
_unk3 = buffer.ReadBlock(8);
}
public void TEAEcnryption(FileInfo file, FormModel model)
{
bool threadSuccesfull = false;
var timeStarted = DateTime.Now;
try
{
//OutputFileName
string outputFileName = FileNameCreator.CreateFileEncryptedName(
model.Folders.OutputFolder,
file.Name,
model.AlgorithmName);
//Log
loggerController.Add(" ! File enc: " + file.Name + ", Alg: " + model.AlgorithmName);
//Read a file char by char, and encrypt it
using (FileStream fsw = new FileStream(outputFileName, FileMode.Create))
{
using (BinaryWriter bw = new BinaryWriter(fsw, new ASCIIEncoding()))
{
//Writing the extension
char[] extension = file.Extension.Substring(1, file.Extension.Length - 1).ToCharArray();
char extensionLength = (char)extension.Length;
bw.Write(extensionLength);
for (var k = 0; k < extension.Length; k++)
{
bw.Write(extension[k]);
}
//Reading and encrypting files
var readedValue = File.ReadAllBytes(file.FullName);
var encryptedValue = TEA.Encrypt(readedValue);
bw.Write(encryptedValue);
if (LoadedFilesController._END_OF_ENC_DEC_THREADS)
{
bw.Dispose();
fsw.Dispose();
File.Delete(outputFileName);
Thread.CurrentThread.Abort();
}
}
}
threadSuccesfull = true;
Thread.Sleep(250);
}
catch (Exception ex)
{
loggerController.Add(" ? Enc exception: " + ex.Message);
threadSuccesfull = false;
}
finally
{
this.ThreadEnds(file, threadSuccesfull, timeStarted);
}
}
static void Main(string[] args)
{
byte[] plain = Encoding.ASCII.GetBytes("Never gonna give you up never gonna get you down");
byte[] key = "abcd12344321dcbadeadbeef12345678".ToByteArray();
TEA tea = new TEA();
TEA tcc = new TEA(0xcccccccc);
EncryptionMode cbc = new EncryptionMode(
sizeof(uint) * 2,
(p, i, k) => tea.Encryptor(p, i, k, 0),
(c, i, k) => tea.Decryptor(c, i, k, 0)
);
EncryptionMode cbccc = new EncryptionMode(
sizeof(uint) * 2,
(p, i, k) => tcc.Encryptor(p, i, k, 0),
(c, i, k) => tcc.Decryptor(c, i, k, 0)
);
var fc = cbc.EncryptCBC(out byte[] fciv, plain, key);
var fcc = cbccc.EncryptCBC(out byte[] fcciv, plain, key);
var ic = tea.EncryptCBC(out byte[] iciv, plain, key);
var icc = tcc.EncryptCBC(out byte[] icciv, plain, key);
Console.WriteLine($"函数式密文: {fc.ToHexString()}");
Console.WriteLine($"iv: {fciv.ToHexString()}\n");
Console.WriteLine($"函数式改C密文: {fcc.ToHexString()}");
Console.WriteLine($"iv: {fcciv.ToHexString()}\n");
Console.WriteLine($"接口密文: {ic.ToHexString()}");
Console.WriteLine($"iv: {iciv.ToHexString()}\n");
Console.WriteLine($"接口改C密文: {icc.ToHexString()}");
Console.WriteLine($"iv: {icciv.ToHexString()}\n");
var dfc = cbc.DecryptCBC(fciv, fc, key);
var dfcc = cbccc.DecryptCBC(fcciv, fcc, key);
var dic = tea.DecryptCBC(iciv, ic, key);
var dicc = tcc.DecryptCBC(icciv, icc, key);
Console.WriteLine($"函数式明文: {dfc.ToHexString()}");
Console.WriteLine($"iv: {fciv.ToHexString()}\n");
Console.WriteLine($"函数式改C明文: {dfcc.ToHexString()}");
Console.WriteLine($"iv: {fcciv.ToHexString()}\n\n");
Console.WriteLine($"接口明文: {dic.ToHexString()}");
Console.WriteLine($"iv: {iciv.ToHexString()}\n");
Console.WriteLine($"接口改C明文: {dicc.ToHexString()}");
Console.WriteLine($"iv: {icciv.ToHexString()}\n");
Console.WriteLine($"函数式_text: {Encoding.ASCII.GetString(dfc)}");
Console.WriteLine($"函数式改C_text: {Encoding.ASCII.GetString(dfcc)}");
Console.WriteLine($"接口_text: {Encoding.ASCII.GetString(dic)}");
Console.WriteLine($"接口改C_text: {Encoding.ASCII.GetString(dicc)}");
Console.ReadKey();
}
void Start()
{
Assert.IsNotNull(gameSceneRender);
var buffer = new BufferDispatcher <IGameSceneMessage>();
gameSceneRender.Setup(buffer);
var inputSubscription = new GameObject(nameof(InputSubscription)).AddComponent <InputSubscription>();
var tea = new TEA <GameSceneState, IGameSceneMessage>(
gameSceneRender.CreateState(),
gameSceneRender);
buffer.SetDispatcher(tea);
inputSubscription.dispatcher = tea.Wrap((ChangedInput msg) => new OnInput {
state = msg.state
});
}
public void TEABMPDecryption(FileInfo file, FormModel model)
{
bool threadSuccesfull = false;
var timeStarted = DateTime.Now;
try
{
if (!file.Extension.Contains("bmp"))
{
throw new Exception("File is not bmp!");
}
//OutputFileName
string outputFileName = "";
//Log
loggerController.Add(" ! File dec: " + file.Name + ", Alg: " + model.AlgorithmName);
//OutputFileName
outputFileName = FileNameCreator.CreateFileDecryptedName(
model.Folders.OutputFolder,
file.Name,
".bmp");
using (FileStream fsw = new FileStream(outputFileName, FileMode.Create))
{
using (BinaryWriter bw = new BinaryWriter(fsw, new ASCIIEncoding()))
{
//Reading and encrypting files
var readedValue = File.ReadAllBytes(file.FullName);
long pos = readedValue[10] + 256 * (readedValue[11] + 256 * (readedValue[12] + 256 * readedValue[13]));
byte[] header = new byte[pos];
for (int i = 0; i < header.Length; i++)
{
header[i] = readedValue[i];
}
byte[] data = readedValue.Skip(header.Length).ToArray();
var decryptedValue = TEA.Decrypt(data);
decryptedValue = header.Concat(decryptedValue).ToArray();
bw.Write(decryptedValue);
if (LoadedFilesController._END_OF_ENC_DEC_THREADS)
{
bw.Dispose();
fsw.Dispose();
File.Delete(outputFileName);
Thread.CurrentThread.Abort();
}
}
}
threadSuccesfull = true;
Thread.Sleep(250);
}
catch (Exception ex)
{
loggerController.Add(" ? Dec exception: " + ex.Message);
threadSuccesfull = false;
}
finally
{
this.ThreadEnds(file, threadSuccesfull, timeStarted);
}
}
public void TEADecryption(FileInfo file, FormModel model)
{
bool threadSuccesfull = false;
var timeStarted = DateTime.Now;
try
{
//OutputFileName
string outputFileName = "";
//Log
loggerController.Add(" ! File dec: " + file.Name + ", Alg: " + model.AlgorithmName);
//Read a file char by char, and decrypt it
//Reading the extension
var readedValues = File.ReadAllBytes(file.FullName);
int lenght = 0;
var extensionLength = (int)readedValues[0];
lenght++;
char[] extension = new char[extensionLength];
int j = 0;
for (var i = 1; i <= extensionLength; i++)
{
extension[j] = (char)readedValues[i];
j++;
lenght++;
}
var finalExtesnion = "." + new string(extension);
//OutputFileName
outputFileName = FileNameCreator.CreateFileDecryptedName(
model.Folders.OutputFolder,
file.Name,
finalExtesnion);
using (FileStream fsw = new FileStream(outputFileName, FileMode.Create))
{
using (BinaryWriter bw = new BinaryWriter(fsw, new ASCIIEncoding()))
{
//DEC
byte[] newValue = new byte[readedValues.Length - lenght];
int k = 0;
for (int i = lenght; i < readedValues.Length; i++)
{
newValue[k] = readedValues[i];
k++;
}
var decryptedValue = TEA.Decrypt(newValue);
bw.Write(decryptedValue);
if (LoadedFilesController._END_OF_ENC_DEC_THREADS)
{
bw.Dispose();
fsw.Dispose();
File.Delete(outputFileName);
Thread.CurrentThread.Abort();
}
}
}
threadSuccesfull = true;
Thread.Sleep(250);
}
catch (Exception ex)
{
loggerController.Add(" ? Dec exception: " + ex.Message);
threadSuccesfull = false;
}
finally
{
this.ThreadEnds(file, threadSuccesfull, timeStarted);
}
}