private void decryptfile()
{
FileStream originalStream = File.OpenRead(path + "Enc_" + filename);
Blowfish alg = new Blowfish(Encoding.Unicode.GetBytes(myKey));
Byte[] buffer = new byte[originalStream.Length];
originalStream.Read(buffer, 0, buffer.Length);
originalStream.Close();
alg.Decipher(buffer, buffer.Length);
FileStream stream = new FileStream(path + "Dec_" + filename, FileMode.Create);
stream.Write(buffer, 0, (int)m_originalLength); //Dangerous casting - Write in chunks.
stream.Close();
WebClient wclient = new WebClient();
HttpResponse response = HttpContext.Current.Response;
response.Clear();
response.ClearContent();
response.ClearHeaders();
response.Buffer = true;
response.AddHeader("Content-Disposition", "attachment;filename=\"" + filename + "\"");
byte[] data = wclient.DownloadData(path + "Dec_" + filename);
File.Delete(path + "Dec_" + filename);
response.BinaryWrite(data);
response.End();
}
/// <summary>
/// Parse certain executable resources for encryption passphrase.
/// Returns null if no passphrase found.
/// </summary>
public static string GetPassFromExe(string filename)
{
using (var exe = new ExeFile.ResourceAccessor(filename))
{
var code = exe.GetResource("DATA", "V_CODE2");
if (null == code || code.Length < 8)
{
return(null);
}
var key = exe.GetResource("KEY", "KEY_CODE");
if (null != key)
{
for (int i = 0; i < key.Length; ++i)
{
key[i] ^= 0xCD;
}
}
else
{
key = Encoding.ASCII.GetBytes("windmill");
}
var blowfish = new Blowfish(key);
blowfish.Decipher(code, code.Length / 8 * 8);
int length = Array.IndexOf <byte> (code, 0);
if (-1 == length)
{
length = code.Length;
}
return(Encodings.cp932.GetString(code, 0, length));
}
}
public override ArcFile TryOpen(ArcView file)
{
if (!file.View.AsciiEqual(4, "_FILE001"))
{
return(null);
}
int count = file.View.ReadInt32(0xC);
if (!IsSaneCount(count))
{
return(null);
}
var key = QueryKey(file.Name);
if (null == key)
{
return(null);
}
uint index_length = file.View.ReadUInt32(0x10);
var index = file.View.ReadBytes(0x14, index_length);
if (index.Length != index_length)
{
return(null);
}
var bf = new Blowfish(key);
bf.Decipher(index, index.Length);
long data_offset = 0x14 + index_length;
int pos = 0;
var dir = new List <Entry> (count);
for (int i = 0; i < count; ++i)
{
uint size = index.ToUInt32(pos);
pos += 4;
int name_end = Array.IndexOf <byte> (index, 0, pos);
if (-1 == name_end)
{
return(null);
}
var name = Encodings.cp932.GetString(index, pos, name_end - pos);
pos = name_end + 1;
uint enc_size = index.ToUInt32(pos);
pos += 4;
var entry = Create <PackedEntry> (name);
entry.Offset = data_offset;
entry.Size = enc_size;
entry.UnpackedSize = size;
entry.IsPacked = enc_size != size;
if (!entry.CheckPlacement(file.MaxOffset))
{
return(null);
}
dir.Add(entry);
data_offset += enc_size + 1;
}
return(new PckArchive(file, this, dir, key));
}
/// <summary>
/// Write the data from the supplied stream to this stream.
/// </summary>
/// <param name="inStream">The data to write.</param>
/// <param name="count">The number of bytes to write.</param>
/// <param name="actualCount">The number of bytes to write.</param>
/// <param name="encryptionAlgorithm">Key to encrypt the data with.</param>
/// <param name="EncryptionKey"></param>
public void Write(Stream inStream, int count, int actualCount, string encryptionAlgorithm, string EncryptionKey)
{
int bytesLeft = count;
int bytesToWrite;
while (bytesLeft > 0)
{
byte[] buffer = GetBuffer();
int bytesRead = 0;
int bytesToRead = Math.Min(buffer.Length, bytesLeft);
while (bytesToRead != 0)
{
int currentRead = inStream.Read(buffer, bytesRead, bytesToRead);
if (currentRead == 0)
{
break;
}
bytesRead += currentRead;
bytesToRead -= currentRead;
}
if (bytesRead != 0)
{
if (encryptionAlgorithm != "BlowFish")
{
throw exception;
}
// UTF8Encoding utf8 = new UTF8Encoding();
Blowfish bf = new Blowfish(Convert.FromBase64String(EncryptionKey));
bf.Decipher(buffer, buffer.Length);
//Discard the bytes padded
if ((bytesLeft - bytesRead == 0) && (actualCount != count))
{
bytesToWrite = bytesRead - (count - actualCount);
}
else
{
bytesToWrite = bytesRead;
}
writeComplete.WaitOne();
if (exception != null)
{
throw exception;
}
stream.BeginWrite(buffer, 0, bytesToWrite, new AsyncCallback(Write_WriteComplete), buffer);
bytesLeft -= bytesRead;
}
else
{
break;
}
}
writeComplete.WaitOne();
writeComplete.Set();
}
public override int Read(byte[] buffer, int offset, int count)
{
if (_totalIndex == 0)
{
_iv ^= _ivXor;
_ivXor = 0;
}
for (int i = 0; i < count; i++)
{
if (_bufferIndex % 8 == 0)
{
if (_bufferIndex == 0x100)
{
_iv ^= _ivXor;
_ivXor = 0;
_bufferIndex = 0;
}
stream.Read(_buffer, 0, 8);
ulong nextIV = BitConverter.ToUInt64(_buffer, 0);
_blowfish.Decipher(_buffer, 8);
ulong block = BitConverter.ToUInt64(_buffer, 0);
block ^= _iv;
_buffer = BitConverter.GetBytes(block);
_iv = nextIV;
}
buffer[offset + i] = _buffer[_bufferIndex % 8];
_bufferIndex++;
_totalIndex++;
}
return(count);
}
private IndexEntry[] ReadHeader(Stream stream, out int body_offset)
{
BinaryReader reader = new BinaryReader(stream);
uint flags = (this.version == MixFileVersion.CNC) ? 0 : reader.ReadUInt32();
int nfiles = 0;
IndexEntry[] index;
// The mix is encrypted.
if ((flags & FlagEncrypted) != 0)
{
// Read the Mix key and convert it to a Blowfish key.
byte[] key_source = reader.ReadBytes(80);
byte[] key = new BlowfishKeyProvider().DecryptKey(key_source);
Blowfish bf = new Blowfish(key);
// Parse the header.
byte[] header_buf = stream.ReadBytes(8);
bf.Decipher(header_buf, 8);
this.ParseHeader(header_buf, out nfiles);
// Parse the index.
int index_size = (12 * nfiles + 5) & ~7;
byte[] index_buf = stream.ReadBytes(index_size);
bf.Decipher(index_buf, index_size);
Array.Copy(index_buf, 0, index_buf, 2, index_size - 2);
Array.Copy(header_buf, 6, index_buf, 0, 2);
this.ParseIndex(index_buf, nfiles, out index);
}
else
{
byte[] header_buf = new byte[6];
stream.Read(header_buf, 0, 6);
this.ParseHeader(header_buf, out nfiles);
byte[] index_buf = new byte[12 * nfiles];
stream.Read(index_buf, 0, 12 * nfiles);
this.ParseIndex(index_buf, nfiles, out index);
}
body_offset = (int)stream.Position;
return(index);
}
public override void InitSequence()
{
var connect = new LobbyC2SConnect();
SendPacket(connect, 3);
Key = new Blowfish(new NetworkKey {
Time = connect.Time, Seed = connect.Seed
}.ToArray());
var encryptedZero = BitConverter.GetBytes(((UInt64)0));
Key.Decipher(encryptedZero, 0, 8);
EncryptedZero = BitConverter.ToUInt64(encryptedZero, 0);
}
/// <summary>
/// Decrypts an encrypted TOS file and returns a byte array for the result.
/// </summary>
/// <param name="data"></param>
public byte[] Decrypt(byte[] data)
{
// TODO: Use BSR and remove magic numbers.
var unencryptedSize = BitConverter.ToInt32(data, 0);
var encryptedSize = BitConverter.ToInt32(data, 4);
_cryptor.Decipher(data, 8, encryptedSize);
var buffer = new byte[unencryptedSize];
Buffer.BlockCopy(data, 8, buffer, 0, buffer.Length);
return(buffer);
}
/// <summary>
/// Decrypt a buffer containing MH4U DLC
/// </summary>
/// <param name="buffer"></param>
/// <returns>Decrypted DLC</returns>
public byte[] Decrypt(byte[] buffer)
{
_cipher = new Blowfish(Key);
var b = new byte[8];
//var hash = new byte[20];
using (var m = new MemoryStream(buffer, true))
{
while (m.Position < m.Length - 4) //0x1c //4 //28=24+4
{
//Endian swap 2 sets of 4 bytes
for (int i = 3; i >= 0; i--)
{
b[i] = (byte)m.ReadByte();
}
for (int i = 7; i >= 4; i--)
{
b[i] = (byte)m.ReadByte();
}
//Decrypt the 8 bytes
_cipher.Decipher(b, 8);
//Reset stream position to prepare for writing.
m.Position -= 8;
//Endian swap 4 bytes twice
for (int i = 3; i >= 0; i--)
{
m.WriteByte(b[i]);
}
for (int i = 7; i >= 4; i--)
{
m.WriteByte(b[i]);
}
}
//m.Position -= 24;
////capture sh1 hash
//m.Read(hash, 0, 20);
//var sh1 = System.Security.Cryptography.SHA1.Create(); sh1.ComputeHash(buffer, 0, buffer.Length - 28);
//if (!sh1.Hash.SequenceEqual(hash))
//{
// MessageBox.Show("Invalid SHA1 hash in footer.");
// return;
//}
}
//Trim the hash (24) and other useless data (4) by cloning into a new array.
return(StripJunk(buffer));
}
private byte[] FindKey(BinReader reader, TellTaleFileStructureInfo fileInfo, IEnumerable <TellTaleKeyInfo> keys)
{
const int decompressSize = 4;
const int readSize = 4096;
byte[] readBytes = new byte[readSize];
byte[] testBytes = new byte[readSize];
byte[] deflateBytes = new byte[decompressSize];
reader.Position = fileInfo.VirtualBlocksOffset;
reader.Read(readBytes, 0, readSize);
using (MemoryStream stream = new MemoryStream(testBytes))
{
foreach (var info in keys)
{
var testBlowfish = new Blowfish(info.Key, true);
testBlowfish.Decipher(readBytes, testBytes, readSize);
stream.Position = 0;
using (DeflateStream deflateStream = new DeflateStream(stream, CompressionMode.Decompress, true))
{
try
{
int bytesRead = 0;
// FIXME: Sometimes DeflateStream.Read reads 0 bytes...
while (bytesRead == 0)
{
bytesRead = deflateStream.Read(deflateBytes, 0, decompressSize);
}
}
catch (InvalidDataException)
{
// Since a wrong key may cause invalid zlib input,
// we catch the exception for that, and continue to the next key
continue;
}
}
if (deflateBytes[0] == '3' && deflateBytes[1] == 'A' && deflateBytes[2] == 'T' &&
deflateBytes[3] == 'T')
{
return(info.Key);
}
}
}
return(null);
}
private ArcFile OpenEncrypted(ArcView file, int entry_count, uint main_key)
{
if (1 == entry_count)
{
return(null); // empty archive
}
long current_offset = 8;
uint seed = file.View.ReadUInt32(current_offset + 0x44);
var twister = new MersenneTwister(seed);
byte[] blowfish_key = BitConverter.GetBytes(twister.Rand());
if (!BitConverter.IsLittleEndian)
{
Array.Reverse(blowfish_key);
}
var blowfish = new Blowfish(blowfish_key);
var dir = new List <Entry> (entry_count - 1);
byte[] name_buffer = new byte[0x40];
for (int i = 1; i < entry_count; ++i)
{
current_offset += 0x48;
file.View.Read(current_offset, name_buffer, 0, 0x40);
uint offset = file.View.ReadUInt32(current_offset + 0x40) + (uint)i;
uint size = file.View.ReadUInt32(current_offset + 0x44);
blowfish.Decipher(ref offset, ref size);
twister.SRand(main_key + (uint)i);
uint name_key = twister.Rand();
string name = DecipherName(name_buffer, name_key);
var entry = FormatCatalog.Instance.Create <Entry> (name);
entry.Offset = offset;
entry.Size = size;
if (!entry.CheckPlacement(file.MaxOffset))
{
return(null);
}
dir.Add(entry);
}
return(new FrontwingArchive(file, this, dir, blowfish));
}
internal static byte[] Cipher(byte[] buffer, ref byte[] key, bool decrypt)
{
var cipher = new Blowfish(key);
var b = new byte[8];
using (var m = new MemoryStream(buffer, true))
{
while (m.Position < m.Length)
{
//Endian swap 2 sets of 4 bytes
for (int i = 3; i >= 0; i--)
{
b[i] = (byte)m.ReadByte();
}
for (int i = 7; i >= 4; i--)
{
b[i] = (byte)m.ReadByte();
}
//cipher the 8 bytes
if (decrypt)
{
cipher.Decipher(b, 8);
}
else
{
cipher.Encipher(b, 8);
}
//Reset stream position to prepare for writing.
m.Position -= 8;
//Endian swap 4 bytes twice
for (int i = 3; i >= 0; i--)
{
m.WriteByte(b[i]);
}
for (int i = 7; i >= 4; i--)
{
m.WriteByte(b[i]);
}
}
}
return(buffer);
}
/// <summary>
/// Parse certain executable resources for encryption passphrase.
/// Returns null if no passphrase found.
/// </summary>
public static string GetPassFromExe(string filename)
{
var exe = NativeMethods.LoadLibraryEx(filename, IntPtr.Zero, 0x20); // LOAD_LIBRARY_AS_IMAGE_RESOURCE
if (IntPtr.Zero == exe)
{
throw new Win32Exception(Marshal.GetLastWin32Error());
}
try
{
var code = GetResource(exe, "DATA", "V_CODE2");
if (null == code || code.Length < 8)
{
return(null);
}
var key = GetResource(exe, "KEY", "KEY_CODE");
if (null != key)
{
for (int i = 0; i < key.Length; ++i)
{
key[i] ^= 0xCD;
}
}
else
{
key = Encoding.ASCII.GetBytes("windmill");
}
var blowfish = new Blowfish(key);
blowfish.Decipher(code, code.Length / 8 * 8);
int length = Array.IndexOf <byte> (code, 0);
if (-1 == length)
{
length = code.Length;
}
return(Encodings.cp932.GetString(code, 0, length));
}
finally
{
NativeMethods.FreeLibrary(exe);
}
}
public static PacketResult Process(BinaryReader reader, Blowfish blowfish, out SubPacket subPacket)
{
subPacket = null;
Header header = Header.UnMarshal(reader);
// not enough data to cover length specified in header
if (reader.BaseStream.Length - reader.BaseStream.Position < header.Size - Header.Length)
{
return(PacketResult.Malformed);
}
byte[] payload = reader.ReadBytes((int)(header.Size - Header.Length));
if (header.Type != SubPacketType.KeepAliveRequest && header.Type != SubPacketType.KeepAliveResponse)
{
blowfish?.Decipher(payload, 0, payload.Length);
}
using (var stream = new MemoryStream(payload))
{
using (var subReader = new BinaryReader(stream))
{
MessageHeader messageHeader = new MessageHeader();
if (header.Type == SubPacketType.Message)
{
messageHeader = MessageHeader.UnMarshal(subReader);
Array.Copy(payload, MessageHeader.Length, payload, 0, payload.Length - MessageHeader.Length);
Array.Resize(ref payload, payload.Length - (int)MessageHeader.Length);
stream.Position = 0L;
}
subPacket = PacketManager.GetSubPacket(header.Type, (SubPacketClientOpcode)messageHeader.Opcode, SubPacketServerOpcode.None) ?? new SubPacket();
subPacket.Initialise(header, messageHeader);
subPacket.Read(subReader);
}
}
return(PacketResult.Ok);
}
static void Main(string[] args)
{
int exit = 1;
string value;
string key = "{123ABC9F-AFBC-36DC-8FF8-00BDAFF1584DGFQQ}";
string encrypted;
string decipher;
do
{
Console.Clear();
Console.WriteLine("Input value: ");
value = Convert.ToString(Console.ReadLine());
Blowfish blowfish = new Blowfish(key);
encrypted = blowfish.Encipher(value);
Console.WriteLine("Encrypted value: " + encrypted);
decipher = blowfish.Decipher(encrypted);
Console.WriteLine("Decipher value: " + decipher);
Console.WriteLine("Input 0 to exit: ");
exit = Convert.ToInt32(Console.ReadLine());
}while (exit != 0);
}
private static byte[] DetermineKeyByInfoTable(BinReader reader, TellTaleFileStructureInfo fileInfo, IEnumerable <TellTaleKeyInfo> keys)
{
byte[] encryptedTable = fileInfo.ReadInfoBlock(reader, null);
byte[] decryptedTable = new byte[encryptedTable.Length];
foreach (var info in keys)
{
var blowfish = new Blowfish(info.Key, fileInfo.FileVersion >= 7);
blowfish.Decipher(encryptedTable, decryptedTable, (uint)(encryptedTable.Length / 8) * 8);
// Now we do our assertions which should be true if the key was right:
using (MemoryStream infoStream = new MemoryStream(decryptedTable))
{
using (var infoReader = new BinReader(infoStream))
{
uint folderCount = infoReader.ReadU32LE();
// The maximum number of folders is somewhat arbitrary.
// In games tested, I haven't seen folder counts this high.
if (folderCount > 128)
{
Trace.TraceInformation("Key check - folder count: {0}", folderCount);
continue;
}
// We just check the first folder:
uint nameSize = infoReader.ReadU32LE();
if (nameSize > 300)
{
Trace.TraceInformation("Key check - folder name size: {0}", nameSize);
continue;
}
return(info.Key);
}
}
}
return(null);
}
public static string Decrypt3(string cipherText, string encryptionKey1, string encryptionKey2, out Exception exData)
{
exData = null;
try
{
var mainKey = encryptionKey1 + encryptionKey2;
var blowFish = new Blowfish(mainKey);
return(blowFish.Decipher(cipherText));
}
catch (Exception ex)
{
if (InnerExceptionList == null)
{
InnerExceptionList = new List <Exception>();
}
InnerExceptionList.Add(ex);
exData = ex;
return("NULL");
}
}
public override ArcFile TryOpen(ArcView file)
{
int version;
if (file.View.AsciiEqual(4, "1.00"))
{
version = 100;
}
else if (file.View.AsciiEqual(4, "1.10"))
{
version = 110;
}
else
{
return(null);
}
int count = file.View.ReadInt32(0x14);
if (!IsSaneCount(count))
{
return(null);
}
int bucket_count = file.View.ReadInt32(0x18);
uint index_size = file.View.ReadUInt32(0x1C);
uint arc_seed = file.View.ReadUInt32(0x20);
long index_offset = version >= 110 ? 0x2C : 0x24;
long base_offset = index_offset + index_size;
var blowfish = new Blowfish(IndexKey);
var packed_bytes = file.View.ReadBytes(index_offset, index_size);
blowfish.Decipher(packed_bytes, packed_bytes.Length & ~7);
using (var input = new MemoryStream(packed_bytes))
using (var unpacked = new ZLibStream(input, CompressionMode.Decompress))
using (var index = new BinaryReader(unpacked))
{
var file_map = BuildFileNameMap(arc_seed);
var dir_table = new List <TacBucket> (bucket_count);
for (int i = 0; i < bucket_count; ++i)
{
var entry = new TacBucket();
entry.Hash = index.ReadUInt16();
entry.Count = index.ReadUInt16();
entry.Index = index.ReadInt32();
dir_table.Add(entry);
}
var dir = new List <Entry> (count);
for (int i = 0; i < count; ++i)
{
var entry = new TacEntry();
entry.Hash = index.ReadUInt64();
entry.IsPacked = index.ReadInt32() != 0;
entry.UnpackedSize = index.ReadUInt32();
entry.Offset = base_offset + index.ReadUInt32();
entry.Size = index.ReadUInt32();
if (!entry.CheckPlacement(file.MaxOffset))
{
return(null);
}
dir.Add(entry);
}
var buffer = new byte[8];
foreach (var bucket in dir_table)
{
for (int i = 0; i < bucket.Count; ++i)
{
var entry = dir[bucket.Index + i] as TacEntry;
entry.Hash = entry.Hash << 16 | bucket.Hash;
bool known_name = file_map.ContainsKey(entry.Hash);
if (known_name)
{
entry.Name = file_map[entry.Hash];
entry.Type = FormatCatalog.Instance.GetTypeFromName(entry.Name);
}
else
{
entry.Name = string.Format("{0:X16}", entry.Hash);
}
if (entry.IsPacked)
{
continue;
}
entry.Key = Encoding.ASCII.GetBytes(string.Format("{0}_tlib_secure_", entry.Hash));
if (!known_name)
{
var bf = new Blowfish(entry.Key);
file.View.Read(entry.Offset, buffer, 0, 8);
bf.Decipher(buffer, 8);
var res = AutoEntry.DetectFileType(buffer.ToUInt32(0));
if (res != null)
{
entry.ChangeType(res);
}
}
if ("image" == entry.Type)
{
entry.EncryptedSize = Math.Min(10240, entry.Size);
}
else
{
entry.EncryptedSize = entry.Size;
}
}
}
return(new ArcFile(file, this, dir));
}
}
public void DecryptString()
{
Blowfish blowfish = new Blowfish(salt);
Assert.AreEqual(blowfish.Decipher(encrypted), value);
}
protected override bool ReadFile(BinaryReader r)
{
source = r;
var length = (int)r.BaseStream.Length;
this.FileLength = (uint)length;
if (length < 10)
{
ParseError("File length too short to contain file header.");
return(false);
}
var fileBytes = r.ReadBytes((int)length);
UInt32 flags = BitConverter.ToUInt32(fileBytes, 0);
if ((flags & 0x0000FFFF) != 0)
{
var s = new ArraySegment <byte>(fileBytes, 0, 6);
if (!Header.ReadFile(s))
{
ParseError("Failed to read file header (old style).");
return(false);
}
var headLen = Header.FileCount * 12;
if (length < (6 + headLen))
{
ParseError("File length too short to contain entry headers.");
return(false);
}
HeadLength = (uint)(6 + headLen);
headerBytes = new byte[HeadLength];
Buffer.BlockCopy(fileBytes, 0, headerBytes, 0, (int)HeadLength);
}
else
{
if ((flags & (uint)MIXFlags.HasChecksum) != 0)
{
Flags |= MIXFlags.HasChecksum;
}
if ((flags & (uint)MIXFlags.HasEncryption) != 0)
{
Flags |= MIXFlags.HasEncryption;
}
if (Flags.HasFlag(MIXFlags.HasEncryption))
{
// uh oh
var key80 = fileBytes.Skip(4).Take(80).ToArray();
var key56 = new byte[56];
MIX_Magic.get_blowfish_key(key80, ref key56);
var bf = new Blowfish(key56);
var header = fileBytes.Skip(84).Take(8).ToArray();
bf.Decipher(header, 8);
var s = new ArraySegment <byte>(header, 0, 6);
if (!Header.ReadFile(s))
{
ParseError("Failed to read file header (encrypted style, yo).");
return(false);
}
var hSize = Header.FileCount * 12 + 6;
hSize += 8 - (hSize % 8);
var blockCount = hSize >> 3;
HeadLength = (uint)(84 + hSize);
if (length < (84 + hSize))
{
ParseError("File length too short to contain entry headers.");
return(false);
}
var decoded = new byte[hSize];
Buffer.BlockCopy(header, 0, decoded, 0, 8);
--blockCount;
var encoded = new byte[blockCount * 8];
Buffer.BlockCopy(fileBytes, 92, encoded, 0, blockCount * 8);
for (var i = 0; i < blockCount; ++i)
{
bf.Decipher(encoded, 8, i * 8);
}
Buffer.BlockCopy(encoded, 0, decoded, 8, blockCount * 8);
headerBytes = decoded;
}
else
{
var s = new ArraySegment <byte>(fileBytes, 4, 6);
if (!Header.ReadFile(s))
{
ParseError("Failed to read file header (new style).");
return(false);
}
var headLen = Header.FileCount * 12;
if (length < (10 + headLen))
{
ParseError("File length too short to contain entry headers.");
return(false);
}
HeadLength = (uint)(10 + headLen);
headerBytes = new byte[HeadLength - 4];
Buffer.BlockCopy(fileBytes, 4, headerBytes, 0, (int)HeadLength - 4);
}
}
if (!ReadEntryHeaders())
{
ParseError("Failed to read entry headers.");
return(false);
}
ParseLMD();
return(true);
}
public void HandlePacket(Boolean hack = false)
{
//try
{
var packetBytes = ReadPacket();
var offset = 0;
while (offset < packetBytes.Length - 3)
//for (int i = 0; i < messageCount; i++)
{
var messageLength = BitConverter.ToInt32(packetBytes, offset);
var source = BitConverter.ToUInt32(packetBytes, offset + 4);
var dest = BitConverter.ToUInt32(packetBytes, offset + 8);
var packetType = (PacketId)BitConverter.ToUInt32(packetBytes, offset + 12);
//var messageBytes = packetBytes.Skip(offset + 12).Take(messageLength - 12).ToArray();
var messageBytes = packetBytes.Skip(offset).Take(messageLength).ToArray();
var origMessageBytes = messageBytes.ToList().ToArray();
var origpacketType = packetType;
var packetHandler = PacketHandler;
if ((packetType == PacketId.Opcode || packetType == PacketId.LobbyS2CAuth))
{
if (GetType() == typeof(LobbyClient))
{
Key.Decipher(messageBytes, 4 + 12, messageBytes.Length - 8 - 16);
}
if (packetType == PacketId.Opcode)
{
packetHandler = OpcodeHandler;
}
if (packetType != PacketId.LobbyS2CAuth)
{
messageBytes = messageBytes.Skip(4 + 12).ToArray();
packetType = (PacketId)BitConverter.ToUInt32(messageBytes, 2);
}
}
var data = BitConverter.ToString(messageBytes);
if (!packetHandler.ContainsKey((UInt32)packetType))
{
Console.WriteLine("unk packet : " + GetType().Name + " : " + packetType.ToString("X") + " : " + BitConverter.ToString(messageBytes));
}
else
{
var method = packetHandler[(UInt32)packetType];
if (method != null)
{
var packetName = PacketHeaderEnum.AssemblyQualifiedName.Replace(PacketHeaderEnum.Name, method.Name);
if (Debug)
{
Console.WriteLine("s " + GetType().Name + " : " + Type.GetType(packetName).Name);
}
Packet packet = (Packet)Activator.CreateInstance(Type.GetType(packetName));
packet.Bytes = messageBytes;
packet.Source = source;
if (waitingForPacket != null && waitingForPacket(packet))
{
waitingForPacket = null;
}
//var t = new Thread(() =>
{
method.Invoke(this, new object[] { packet });
}
//);
//t.IsBackground = false;
//t.Start();
}
else
{
Console.WriteLine("no method s " + GetType().Name + " : " + (WorldOpcode)packetType + " : " + packetType.ToString("X") + " : " + BitConverter.ToString(messageBytes));
}
}
offset += messageLength;
}
}
//catch (Exception e)
{
// Console.WriteLine(e.Message);
}
}
