public IEnumerable <byte[]> GetChunks(IEnumerable <Xyz> chunkpositions)
{
foreach (byte[] b in d_ChunkDb.GetChunks(chunkpositions))
{
if (b == null)
{
yield return(null);
}
else
{
yield return(d_Compression.Decompress(b));
}
}
}
public string Decompress(string stringToDecompress)
{
var encodedDataAsBytes = Convert.FromBase64String(stringToDecompress);
var decompressData = _compression.Decompress(encodedDataAsBytes);
return(Encoding.UTF8.GetString(decompressData));
}
public static string DecryptBlock(string textToDecrypt, byte [] password)
{
if (string.IsNullOrEmpty(textToDecrypt))
{
throw new ArgumentNullException("textToDecrypt");
}
if (password == null)
{
throw new ArgumentNullException("password");
}
var aes = new Aes();
var convertFromBase64String = Convert.FromBase64String(textToDecrypt);
var salt = ByteHelpers.CreateSpecialByteArray(32);
var message = ByteHelpers.CreateSpecialByteArray(convertFromBase64String.Length - 32);
Buffer.BlockCopy(convertFromBase64String, 0, salt, 0, 32);
Buffer.BlockCopy(convertFromBase64String, 32, message, 0, convertFromBase64String.Length - 32);
var deCompressed = Compressor.Decompress(aes.Decrypt(message, Convert.ToBase64String(password), salt, 70000));
return(ByteHelpers.GetString(deCompressed));
}
public T Deserialize <T>(byte[] compressedBytes, IMoBiProject project, SerializationContext serializationContext = null)
{
var decompressesBytes = _compression.Decompress(compressedBytes);
var element = XmlHelper.ElementFromBytes(decompressesBytes);
return(deserialize(element, project, VersionFrom(element), parentSerializationContext: serializationContext).DowncastTo <T>());
}
public string DecodeMessageFromImage(Bitmap coverImage, string decryptionKey, string stegoSeed,
bool decrypt = true, bool decompress = true)
{
try
{
byte[] byteMessage = _stegoMethod.Decode(coverImage, stegoSeed);
if (decompress)
{
byteMessage = _compressMethod.Decompress(byteMessage);
}
string message = Encoding.UTF8.GetString(byteMessage);
if (decrypt)
{
message = _cryptoMethod.Decrypt(message, decryptionKey);
}
return(message);
}
catch (NotifyUserException)
{
throw;
}
catch (AbortActionException)
{
throw;
}
}
private byte[] DecryptData(byte[] encrypted, byte[] salt, int workFactor)
{
var decrypted = Aes.Decrypt(encrypted, Convert.ToBase64String(Password.CombinedPasswords), salt, workFactor);
var decompressed = Compression.Decompress(decrypted);
return(decompressed);
}
private byte[] DecryptData(byte[] encrypted)
{
var decrypted = _aes.Decrypt(encrypted, Convert.ToBase64String(_password.Password1), Encoding.ASCII.GetBytes(Salt), 1000);
var decrypted2 = _aes.Decrypt(decrypted, Convert.ToBase64String(_password.Password2), Encoding.ASCII.GetBytes(Salt), 1000);
var decrypted3 = _aes.Decrypt(decrypted2, Convert.ToBase64String(_password.Password1), Encoding.ASCII.GetBytes(Salt), 1000);
var decompressed = _compression.Decompress(decrypted3);
return(decompressed);
}
public void DecompressData(string folderPath)
{
DirectoryInfo directorySelected = new DirectoryInfo(folderPath);
foreach (FileInfo fileToDecompress in directorySelected.GetFiles(Compresor.GetFileExtensionPattern()))
{
Compresor.Decompress(fileToDecompress);
}
Console.WriteLine("All files has been decompress.");
}
public byte[] Decompress(byte[] data)
{
Ensure.ArgumentNotNull(data, "data");
using (var stream = data.ToStream())
{
var decompressedData = _compression.Decompress(stream);
return(decompressedData);
}
}
public async Task <IPayload> GetPayload(IMessage message)
{
var data = encryption.Decrypt(message.Data);
data = compression.Decompress(data);
var @event = eventHolder.GetEvent(message.EventId);
var dataType = @event.GetInterfaces()[0].GetGenericArguments()[0];
var @object = serializer.Deserialize(data, dataType);
return(await Task.FromResult((IPayload) new Payload { Event = @event, Data = @object }).ConfigureAwait(false));
}
private void Decrypt(BasicRequest request)
{
if (_settings.Encrypt)
{
var compressedFlatArray = _encryption.DecryptString(request.Source);
var flatArray = _compression.Decompress(compressedFlatArray);
var doubleArray = flatArray.Split('|').Select(o => Convert.ToInt32(o)).ToArray();
var unicodeString = new String(doubleArray.Select(o => (char)o).ToArray());
var split = unicodeString.Split(new[] { "[ENDSEED]" }, StringSplitOptions.None);
request.Seed = split[0].Split('|').Select(o => Convert.ToInt32(o)).ToList();
request.Source = split[1];
}
}
private static byte[] DecryptBytes(Compact.Iterator parts, object key, JweAlgorithm?jweAlg, JweEncryption?jweEnc, JwtSettings settings = null)
{
byte[] header = parts.Next();
byte[] encryptedCek = parts.Next();
byte[] iv = parts.Next();
byte[] cipherText = parts.Next();
byte[] authTag = parts.Next();
JwtSettings jwtSettings = GetSettings(settings);
IDictionary <string, object> jwtHeader = jwtSettings.JsonMapper.Parse <Dictionary <string, object> >(Encoding.UTF8.GetString(header));
JweAlgorithm headerAlg = jwtSettings.JwaAlgorithmFromHeader((string)jwtHeader["alg"]);
JweEncryption headerEnc = jwtSettings.JweAlgorithmFromHeader((string)jwtHeader["enc"]);
IKeyManagement keys = jwtSettings.Jwa(headerAlg);
IJweAlgorithm enc = jwtSettings.Jwe(headerEnc);
if (keys == null)
{
throw new JoseException(string.Format("Unsupported JWA algorithm requested: {0}", headerAlg));
}
if (enc == null)
{
throw new JoseException(string.Format("Unsupported JWE algorithm requested: {0}", headerEnc));
}
if (jweAlg != null && (JweAlgorithm)jweAlg != headerAlg)
{
throw new InvalidAlgorithmException("The algorithm type passed to the Decrypt method did not match the algorithm type in the header.");
}
if (jweEnc != null && (JweEncryption)jweEnc != headerEnc)
{
throw new InvalidAlgorithmException("The encryption type passed to the Decrypt method did not match the encryption type in the header.");
}
byte[] cek = keys.Unwrap(encryptedCek, key, enc.KeySize, jwtHeader);
byte[] aad = Encoding.UTF8.GetBytes(Compact.Serialize(header));
byte[] plainText = enc.Decrypt(aad, cek, iv, cipherText, authTag);
if (jwtHeader.ContainsKey("zip"))
{
ICompression compression = jwtSettings.Compression((string)jwtHeader["zip"]);
plainText = compression.Decompress(plainText);
}
return(plainText);
}
public byte[] GetDecryptedData()
{
byte[] bt;
if (_encrypted_data && _compressed_data)
{
bt = Cryptography.Decrypt(Compression.Decompress(_bytes), Settings.DefaultPassword);
}
else if (_encrypted_data)
{
bt = Cryptography.Decrypt(_bytes, Settings.DefaultPassword);
}
else if (_compressed_data)
{
bt = Compression.Decompress(_bytes);
}
else
{
bt = _bytes;
}
// GC.Collect();
return(bt);
}
private void btnDecompress_Click(object sender, EventArgs e)
{
time.Stop();
NewSerializer newSerializer = new NewSerializer();
CompressionAlgs algorithms = new CompressionAlgs(pluginPath);
if (algorithms.objects.Count == 0)
{
MessageBox.Show("No plugins");
}
AddCompressorDecorator(algorithms);
OpenFileDialog dlg = new OpenFileDialog();
string filter = string.Empty;
foreach (ICompression alg in algorithms.objects)
{
filter += "*" + alg.Format + ";";
}
filter = filter.TrimEnd(';');
dlg.Filter = "Archives (" + filter + ")|" + filter;
bool result = dlg.ShowDialog() == DialogResult.OK;
if (result == true)
{
try
{
string ext = System.IO.Path.GetExtension(dlg.FileName);
string temp = dlg.FileName.Replace(ext, "");
ICompression compressor = algorithms.objects.Find(obj => obj.Format == ext);
compressor.Decompress(dlg.FileName, temp);
star = (Star)newSerializer.GetfileName_Serialization(dlg.FileName).Deserialize(typeof(Star), temp);
File.Delete(temp);
}
catch (Exception ex)
{
MessageBox.Show("Error");
}
}
time.Start();
}
public TObject Deserialize <TObject>(byte[] serializationByte)
{
if (typeof(TObject) != typeof(IDiagramModel))
{
return(default(TObject));
}
var serializer = _modelingXmlSerializerRepository.SerializerFor <IDiagramModel>();
using (var serializationContext = SerializationTransaction.Create())
{
var outputToDeserialize = XmlHelper.ElementFromBytes(_compress.Decompress(serializationByte));
return((TObject)serializer.Deserialize(outputToDeserialize, serializationContext));
}
}
internal static async Task <byte[]> DeflateDecompress(byte[] value, ICompression compression)
{
//var encoded = Convert.FromBase64String(value);
using (var compressed = new MemoryStream(value))
{
using (var decompressed = new MemoryStream())
{
await compression.Decompress(compressed, decompressed);
decompressed.Position = 0;
var result = new byte[decompressed.Length];
Array.Copy(decompressed.GetBuffer(), result, result.Length);
return(result);
}
}
}
internal static async Task <string> DeflateDecompress(string value, ICompression compression)
{
var encoded = Convert.FromBase64String(value);
using (var compressed = new MemoryStream(encoded))
{
using (var decompressed = new MemoryStream())
{
await compression.Decompress(compressed, decompressed);
decompressed.Position = 0;
using (var streamReader = new StreamReader(decompressed, Encoding.UTF8))
{
return(await streamReader.ReadToEndAsync());
}
}
}
}
public IPayload <TData> GetPayload <TData>(Message message)
{
using (var stream = new ValueStream(message.Data))
{
var commandId = stream.ReadInt32();
var commandType = commandHolder.GetCommand(commandId);
var genericArgument = commandHolder.GetGenericArgument(commandType);
encryption.Decrypt(stream);
compression.Decompress(stream);
var data = serializer.Deserialize(stream, genericArgument);
return(new Payload <TData>
{
CommandType = commandType,
Data = (TData)data
});
}
}
private byte[] decompressedByte(byte[] serializationBytes)
{
return(_compression.Decompress(serializationBytes));
}
protected override void ProcessCompression(ICompression compression, Stream input, Stream output)
{
compression.Decompress(input, output);
}
public BasicClient Deserialise(string key, string iv, string client)
{
_encryption.SetKeyAndIv(key, iv);
var serlizedBasicClient = _serialisation.Deserialise <SerlializedBasicClient>(_compression.Decompress(_encryption.DecryptString(client)));
return(new BasicClient(serlizedBasicClient.GeneratorSettings, serlizedBasicClient.ServiceSettings, serlizedBasicClient.TokenTable));
}
private int TryReadPacket()
{
BinaryReader br = new BinaryReader(new MemoryStream(received.ToArray()));
if (received.Count == 0)
{
return(0);
}
var packetId = (MinecraftServerPacketId)br.ReadByte();
int totalread = 1;
if (packetId != MinecraftServerPacketId.PositionandOrientationUpdate &&
packetId != MinecraftServerPacketId.PositionUpdate &&
packetId != MinecraftServerPacketId.OrientationUpdate &&
packetId != MinecraftServerPacketId.PlayerTeleport &&
packetId != MinecraftServerPacketId.ExtendedPacketTick)
{
Console.WriteLine(Enum.GetName(typeof(MinecraftServerPacketId), packetId));
}
switch (packetId)
{
case MinecraftServerPacketId.ServerIdentification:
{
totalread += 1 + NetworkHelper.StringLength + NetworkHelper.StringLength + 1; if (received.Count < totalread)
{
return(0);
}
if (ENABLE_FORTRESS)
{
totalread += NetworkHelper.StringLength; if (received.Count < totalread)
{
return(0);
}
}
ServerPlayerIdentification p = new ServerPlayerIdentification();
p.ProtocolVersion = br.ReadByte();
string invalidversionstr = "Invalid game version. Local: {0}, Server: {1}";
if (!ENABLE_FORTRESS)
{
if (!(p.ProtocolVersion == 7 || p.ProtocolVersion == 6))
{
throw new Exception(string.Format(invalidversionstr,
"Minecraft 7", "Minecraft " + p.ProtocolVersion));
}
}
else
{
string servergameversion = NetworkHelper.ReadString64(br);
if (p.ProtocolVersion != 200)
{
servergameversion = "Minecraft " + p.ProtocolVersion;
}
if (servergameversion != GameVersion.Version)
{
throw new Exception(string.Format(invalidversionstr, GameVersion.Version, servergameversion));
}
}
p.ServerName = NetworkHelper.ReadString64(br);
p.ServerMotd = NetworkHelper.ReadString64(br);
p.UserType = br.ReadByte();
//connected = true;
this.serverName = p.ServerName;
this.ServerMotd = p.ServerMotd;
ChatLog("---Connected---");
}
break;
case MinecraftServerPacketId.Ping:
{
}
break;
case MinecraftServerPacketId.LevelInitialize:
{
receivedMapStream = new MemoryStream();
InvokeMapLoadingProgress(0, 0);
}
break;
case MinecraftServerPacketId.LevelDataChunk:
{
totalread += 2 + 1024 + 1; if (received.Count < totalread)
{
return(0);
}
int chunkLength = NetworkHelper.ReadInt16(br);
byte[] chunkData = br.ReadBytes(1024);
BinaryWriter bw1 = new BinaryWriter(receivedMapStream);
byte[] chunkDataWithoutPadding = new byte[chunkLength];
for (int i = 0; i < chunkLength; i++)
{
chunkDataWithoutPadding[i] = chunkData[i];
}
bw1.Write(chunkDataWithoutPadding);
MapLoadingPercentComplete = br.ReadByte();
InvokeMapLoadingProgress(MapLoadingPercentComplete, (int)receivedMapStream.Length);
}
break;
case MinecraftServerPacketId.LevelFinalize:
{
totalread += 2 + 2 + 2; if (received.Count < totalread)
{
return(0);
}
if (ENABLE_FORTRESS)
{
totalread += 4; if (received.Count < totalread)
{
return(0);
} //simulationstartframe
}
mapreceivedsizex = NetworkHelper.ReadInt16(br);
mapreceivedsizez = NetworkHelper.ReadInt16(br);
mapreceivedsizey = NetworkHelper.ReadInt16(br);
receivedMapStream.Seek(0, SeekOrigin.Begin);
if (!ENABLE_FORTRESS)
{
MemoryStream decompressed = new MemoryStream(compression.Decompress(receivedMapStream.ToArray()));
if (decompressed.Length != mapreceivedsizex * mapreceivedsizey * mapreceivedsizez +
(decompressed.Length % 1024))
{
//throw new Exception();
Console.WriteLine("warning: invalid map data size");
}
byte[, ,] receivedmap = new byte[mapreceivedsizex, mapreceivedsizey, mapreceivedsizez];
{
BinaryReader br2 = new BinaryReader(decompressed);
int size = NetworkHelper.ReadInt32(br2);
for (int z = 0; z < mapreceivedsizez; z++)
{
for (int y = 0; y < mapreceivedsizey; y++)
{
for (int x = 0; x < mapreceivedsizex; x++)
{
receivedmap[x, y, z] = br2.ReadByte();
}
}
}
}
MapStoragePortion.UseMap(receivedmap);
Map.Map.MapSizeX = receivedmap.GetUpperBound(0) + 1;
Map.Map.MapSizeY = receivedmap.GetUpperBound(1) + 1;
Map.Map.MapSizeZ = receivedmap.GetUpperBound(2) + 1;
Console.WriteLine("Game loaded successfully.");
}
else
{
int simulationstartframe = NetworkHelper.ReadInt32(br);
gameworld.LoadState(receivedMapStream.ToArray(), simulationstartframe);
}
if (MapLoaded != null)
{
MapLoaded.Invoke(this, new MapLoadedEventArgs()
{
});
}
loadedtime = DateTime.Now;
}
break;
case MinecraftServerPacketId.SetBlock:
{
int x;
int y;
int z;
if (ENABLE_FORTRESS)
{
throw new Exception("SetBlock packet"); //no such packet.
}
else
{
totalread += 2 + 2 + 2 + 1; if (received.Count < totalread)
{
return(0);
}
x = NetworkHelper.ReadInt16(br);
z = NetworkHelper.ReadInt16(br);
y = NetworkHelper.ReadInt16(br);
}
byte type = br.ReadByte();
try { Map.SetTileAndUpdate(new Vector3(x, y, z), type); }
catch { Console.WriteLine("Cannot update tile!"); }
}
break;
case MinecraftServerPacketId.SpawnPlayer:
{
if (ENABLE_FORTRESS)
{
totalread += 1 + NetworkHelper.StringLength + 4 + 4 + 4 + 1 + 1; if (received.Count < totalread)
{
return(0);
}
}
else
{
totalread += 1 + NetworkHelper.StringLength + 2 + 2 + 2 + 1 + 1; if (received.Count < totalread)
{
return(0);
}
}
byte playerid = br.ReadByte();
string playername = NetworkHelper.ReadString64(br);
if (ENABLE_FORTRESS && playerid == 255)
{
spawned = true;
break;
}
connectedplayers.Add(new ConnectedPlayer()
{
name = playername, id = playerid
});
if (Clients.Players.ContainsKey(playerid))
{
//throw new Exception();
}
Clients.Players[playerid] = new Player();
Clients.Players[playerid].Name = playername;
if (ENABLE_FORTRESS && ((DateTime.Now - loadedtime).TotalSeconds > 10))
{
ReadAndUpdatePlayerPosition(br, playerid);
}
if (!ENABLE_FORTRESS)
{
ReadAndUpdatePlayerPosition(br, playerid);
}
if (playerid == 255)
{
spawned = true;
}
}
break;
case MinecraftServerPacketId.PlayerTeleport:
{
if (ENABLE_FORTRESS)
{
totalread += 1 + (4 + 4 + 4) + 1 + 1; if (received.Count < totalread)
{
return(0);
}
}
else
{
totalread += 1 + (2 + 2 + 2) + 1 + 1; if (received.Count < totalread)
{
return(0);
}
}
byte playerid = br.ReadByte();
ReadAndUpdatePlayerPosition(br, playerid);
}
break;
case MinecraftServerPacketId.PositionandOrientationUpdate:
{
totalread += 1 + (1 + 1 + 1) + 1 + 1; if (received.Count < totalread)
{
return(0);
}
byte playerid = br.ReadByte();
float x = (float)br.ReadSByte() / 32;
float y = (float)br.ReadSByte() / 32;
float z = (float)br.ReadSByte() / 32;
byte heading = br.ReadByte();
byte pitch = br.ReadByte();
Vector3 v = new Vector3(x, y, z);
UpdatePositionDiff(playerid, v);
}
break;
case MinecraftServerPacketId.PositionUpdate:
{
totalread += 1 + 1 + 1 + 1; if (received.Count < totalread)
{
return(0);
}
byte playerid = br.ReadByte();
float x = (float)br.ReadSByte() / 32;
float y = (float)br.ReadSByte() / 32;
float z = (float)br.ReadSByte() / 32;
Vector3 v = new Vector3(x, y, z);
UpdatePositionDiff(playerid, v);
}
break;
case MinecraftServerPacketId.OrientationUpdate:
{
totalread += 1 + 1 + 1; if (received.Count < totalread)
{
return(0);
}
byte playerid = br.ReadByte();
byte heading = br.ReadByte();
byte pitch = br.ReadByte();
Clients.Players[playerid].Heading = heading;
Clients.Players[playerid].Pitch = pitch;
}
break;
case MinecraftServerPacketId.DespawnPlayer:
{
totalread += 1; if (received.Count < totalread)
{
return(0);
}
byte playerid = br.ReadByte();
for (int i = 0; i < connectedplayers.Count; i++)
{
if (connectedplayers[i].id == playerid)
{
connectedplayers.RemoveAt(i);
}
}
Clients.Players.Remove(playerid);
}
break;
case MinecraftServerPacketId.Message:
{
totalread += 1 + NetworkHelper.StringLength; if (received.Count < totalread)
{
return(0);
}
byte unused = br.ReadByte();
string message = NetworkHelper.ReadString64(br);
Chatlines.AddChatline(message);
ChatLog(message);
}
break;
case MinecraftServerPacketId.DisconnectPlayer:
{
totalread += NetworkHelper.StringLength; if (received.Count < totalread)
{
return(0);
}
string disconnectReason = NetworkHelper.ReadString64(br);
throw new Exception(disconnectReason);
}
case MinecraftServerPacketId.ExtendedPacketCommand:
{
totalread += 1 + 4 + 4; if (received.Count < totalread)
{
return(0);
}
int playerid = br.ReadByte();
int cmdframe = NetworkHelper.ReadInt32(br);
int length = NetworkHelper.ReadInt32(br);
totalread += length; if (received.Count < totalread)
{
return(0);
}
byte[] cmd = br.ReadBytes(length);
gameworld.EnqueueCommand(playerid, cmdframe, cmd);
}
break;
case MinecraftServerPacketId.ExtendedPacketTick:
{
totalread += 4 + 4; if (received.Count < totalread)
{
return(0);
}
int allowedframe = NetworkHelper.ReadInt32(br);
int hash = NetworkHelper.ReadInt32(br);
totalread += 1; if (received.Count < totalread)
{
return(0);
}
int clientscount = br.ReadByte();
totalread += clientscount * (1 + (3 * 4) + 1 + 1); if (received.Count < totalread)
{
return(0);
}
Dictionary <int, PlayerPosition> playerpositions = new Dictionary <int, PlayerPosition>();
for (int i = 0; i < clientscount; i++)
{
byte playerid = br.ReadByte();
//copied
float x = (float)((double)NetworkHelper.ReadInt32(br) / 32);
float y = (float)((double)NetworkHelper.ReadInt32(br) / 32);
float z = (float)((double)NetworkHelper.ReadInt32(br) / 32);
byte heading = br.ReadByte();
byte pitch = br.ReadByte();
playerpositions[playerid] = new PlayerPosition()
{
position = new Vector3(x, y, z), heading = heading, pitch = pitch
};
}
gameworld.KeyFrame(allowedframe, hash, playerpositions);
}
break;
default:
{
throw new Exception("Invalid packet id");
}
}
return(totalread);
}
public virtual void Decompress(string inputFile, string outputFile)
{
compressor.Decompress(inputFile, outputFile);
}
