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This commit is contained in:
m.navaei 2018-02-06 11:56:16 +03:30
parent d86d7609e0
commit 7bca8302a3
5 changed files with 267 additions and 185 deletions
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16
Apps/ClientConsoleApp/Program.cs
View file

@ -19,10 +19,15 @@ namespace ClientConsoleApp
static void Main(string[] args)
{
System.Threading.Thread.Sleep(2000);
Thread.Sleep(2000);
Console.WriteLine("Hello World!");
var client = GetTlgClient().Result;
//var tcpClient = new TcpClient();
//tcpClient.Connect(new IPEndPoint(IPAddress.Parse("127.0.0.1"), 5000));
//TestTcpClient(tcpClient);
//TestTcpClient(tcpClient);
TelegramClient client = GetTlgClient().Result;
var normalizedNumber = NumberToSendMessage.StartsWith("+") ?
NumberToSendMessage.Substring(1, NumberToSendMessage.Length - 1) :
NumberToSendMessage;
@ -86,10 +91,8 @@ namespace ClientConsoleApp
}
private static void TestTcpClient()
private static void TestTcpClient(TcpClient tcpClient)
{
var tcpClient = new TcpClient();
tcpClient.Connect(new IPEndPoint(IPAddress.Parse("127.0.0.1"), 5000));
if (tcpClient.Connected)
{
using (var memoryStream = new MemoryStream())
@ -108,8 +111,7 @@ namespace ClientConsoleApp
}
}
System.Threading.Thread.Sleep(20000);
Thread.Sleep(5000);
}
}
}

221
Apps/TlgListenerApplication/Program.cs
View file

@ -9,6 +9,7 @@ using System.Text;
using System.Threading.Tasks;
using Ionic.Crc;
using TLSharp.Core.Auth;
using TLSharp.Core.MTProto;
using TLSharp.Core.MTProto.Crypto;
using TLSharp.Core.Network;
using TLSharp.Core.Utils;
@ -59,16 +60,141 @@ namespace TlgListenerApplication
}
}
private static void ProcessRequestBySocket(TcpListener tcpListener)
private static void ProcessRequest(TcpListener tcpListener)
{
Console.WriteLine("Processing socket...");
var socketClient = tcpListener.AcceptSocket();
Console.WriteLine("Processing...");
var tcpClient = tcpListener.AcceptTcpClient();
var netStream = tcpClient.GetStream();
//var getingCounter = 0;
//while (true)
//{
// if (!netStream.DataAvailable)
// continue;
// Console.WriteLine("Get data " + ++getingCounter);
//}
while (tcpClient.Connected)
{
System.Threading.Thread.Sleep(100);
if (!netStream.DataAvailable) continue;
byte[] nonceFromClient = new byte[16];
uint responseCode = 0;
const uint step1Constructor = 0x60469778;
const uint step2Constructor = 0xd712e4be;
if (netStream.CanRead)
{
var bytes = new byte[tcpClient.ReceiveBufferSize];
netStream.Read(bytes, 0, (int)tcpClient.ReceiveBufferSize);
var tcpMessage = TcpMessage.Decode(bytes);
var binaryReader = new BinaryReader(new MemoryStream(tcpMessage.Body, false));
var a = binaryReader.ReadInt64();
var msgId = binaryReader.ReadInt64();
var datalength = binaryReader.ReadInt32();
var data = binaryReader.ReadBytes(datalength);
var binaryReader2 = new BinaryReader(new MemoryStream(data, false));
responseCode = binaryReader2.ReadUInt32();
Console.WriteLine("Request code: " + responseCode);
if (responseCode == step1Constructor)//---Step1_PQRequest
{
nonceFromClient = binaryReader2.ReadBytes(16);
}
else if (responseCode == step2Constructor)//---Step1_PQRequest
{
nonceFromClient = binaryReader2.ReadBytes(16);
}
//var obj = new Step1_PQRequest().FromBytes(data);
//var rr = FromByteArray<Step1_PQRequest>(data);
//var binaryReader = new BinaryReader(netStream);
//var a = binaryReader.ReadInt64();
//var b = binaryReader.ReadInt32();
//var c = binaryReader.ReadInt32();
//var d = binaryReader.ReadInt32();
//Console.WriteLine("This is what the host returned to you: " + returndata);
}
if (netStream.CanWrite)
{
var fingerprint = StringToByteArray("216be86c022bb4c3");
byte[] outputdata = null;
if (responseCode == step1Constructor)
{
var nonce = new byte[16];
new Random().NextBytes(nonce);
outputdata = new Step1_Response()
{
Pq = new BigInteger(1, BitConverter.GetBytes(880)),
ServerNonce = nonceFromClient,
Nonce = nonce,
Fingerprints = new List<byte[]>() { fingerprint }
}.ToBytes();
}
else if (responseCode == step2Constructor)
{
var newnonce = new byte[32];
new Random().NextBytes(newnonce);
byte[] answer;
var hashsum = Encoding.UTF8.GetBytes("asdfghjklmnbvcxzasdf");
const uint innerCode = 0xb5890dba;
AESKeyData key = AES.GenerateKeyDataFromNonces(nonceFromClient, newnonce);
using (var memoryStream = new MemoryStream())
{
using (var binaryWriter = new BinaryWriter(memoryStream))
{
binaryWriter.Write(hashsum);
binaryWriter.Write(innerCode);
binaryWriter.Write(nonceFromClient);
binaryWriter.Write(newnonce);
binaryWriter.Write(123456789);
Serializers.Bytes.write(binaryWriter, new BigInteger(1, BitConverter.GetBytes(777)).ToByteArrayUnsigned());
Serializers.Bytes.write(binaryWriter, new BigInteger(1, BitConverter.GetBytes(888)).ToByteArrayUnsigned());
answer = memoryStream.ToArray();
}
}
outputdata = new Step2_Response()
{
ServerNonce = nonceFromClient,
Nonce = newnonce,
NewNonce = newnonce,
EncryptedAnswer = AES.EncryptAES(key, answer)
}.ToBytes();
}
var bytes = PrepareToSend(outputdata);
var datatosend = Encode(bytes, 11);
netStream.Write(datatosend, 0, datatosend.Length);
}
else
{
Console.WriteLine("You cannot write data to this stream.");
tcpClient.Close();
netStream.Close();
}
}
}
private static void ProcessRequestSocket(TcpListener tcpListener)
{
Console.WriteLine("Processing...");
var tcpClient = tcpListener.AcceptSocket();
var bytes = new byte[tcpClient.ReceiveBufferSize];
var countbyte = tcpClient.Receive(bytes);
return;
byte[] nonceFromClient = new byte[16];
var bytes = new byte[socketClient.ReceiveBufferSize];
socketClient.Receive(bytes);
var tcpMessage = TcpMessage.Decode(bytes);
var binaryReader = new BinaryReader(new MemoryStream(tcpMessage.Body, false));
var a = binaryReader.ReadInt64();
@ -89,6 +215,7 @@ namespace TlgListenerApplication
new Random().NextBytes(nonce);
var fingerprint = StringToByteArray("216be86c022bb4c3");
//var rr = BitConverter.ToString(fingerprint).Replace("-", "");
var step1 = new Step1_Response()
{
@ -97,80 +224,12 @@ namespace TlgListenerApplication
Nonce = nonce,
Fingerprints = new List<byte[]>() { fingerprint }
};
var bytestosend = PrepareToSend(step1.ToBytes());
var datatosend = Encode(bytestosend, 11);
socketClient.Send(datatosend);
}
var bytes1 = PrepareToSend(step1.ToBytes());
var datatosend = Encode(bytes1, 11);
//Byte[] sendBytes = Encoding.UTF8.GetBytes("Is anybody there?");
tcpClient.Send(datatosend, SocketFlags.Truncated);
private static void ProcessRequest(TcpListener tcpListener)
{
Console.WriteLine("Processing...");
var tcpClient = tcpListener.AcceptTcpClient();
var netStream = tcpClient.GetStream();
if (netStream.DataAvailable)
{
byte[] nonceFromClient = new byte[16];
if (netStream.CanRead)
{
var bytes = new byte[tcpClient.ReceiveBufferSize];
netStream.Read(bytes, 0, (int)tcpClient.ReceiveBufferSize);
var tcpMessage = TcpMessage.Decode(bytes);
var binaryReader = new BinaryReader(new MemoryStream(tcpMessage.Body, false));
//var a = binaryReader.ReadInt64();
var msgId = binaryReader.ReadInt64();
var datalength = binaryReader.ReadInt32();
var data = binaryReader.ReadBytes(datalength);
var binaryReader2 = new BinaryReader(new MemoryStream(data, false));
const int responseConstructorNumber = 0x60469778;
var responseCode = binaryReader2.ReadInt32();
Console.WriteLine("Request code: " + responseCode);
if (responseCode == responseConstructorNumber)//---Step1_PQRequest
{
nonceFromClient = binaryReader2.ReadBytes(16);
}
//var obj = new Step1_PQRequest().FromBytes(data);
//var rr = FromByteArray<Step1_PQRequest>(data);
//var binaryReader = new BinaryReader(netStream);
//var a = binaryReader.ReadInt64();
//var b = binaryReader.ReadInt32();
//var c = binaryReader.ReadInt32();
//var d = binaryReader.ReadInt32();
//Console.WriteLine("This is what the host returned to you: " + returndata);
}
if (netStream.CanWrite)
{
var nonce = new byte[16];
new Random().NextBytes(nonce);
var fingerprint = StringToByteArray("216be86c022bb4c3");
//var rr = BitConverter.ToString(fingerprint).Replace("-", "");
var step1 = new Step1_Response()
{
Pq = new BigInteger(1, BitConverter.GetBytes(880)),
ServerNonce = nonceFromClient,
Nonce = nonce,
Fingerprints = new List<byte[]>() { fingerprint }
};
var bytes = PrepareToSend(step1.ToBytes());
var datatosend = Encode(bytes, 11);
//Byte[] sendBytes = Encoding.UTF8.GetBytes("Is anybody there?");
netStream.Write(datatosend, 0, datatosend.Length);
}
else
{
Console.WriteLine("You cannot write data to this stream.");
netStream.Close();
tcpClient.Close();
}
}
//tcpClient.Close();
}
public static async Task<TcpMessage> Receieve(TcpClient tcpClient)
@ -247,7 +306,7 @@ namespace TlgListenerApplication
long newMessageId = ((time / 1000 + timeOffset) << 32) |
((time % 1000) << 22) |
(random.Next(524288) << 2); // 2^19
// [ unix timestamp : 32 bit] [ milliseconds : 10 bit ] [ buffer space : 1 bit ] [ random : 19 bit ] [ msg_id type : 2 bit ] = [ msg_id : 64 bit ]
// [ unix timestamp : 32 bit] [ milliseconds : 10 bit ] [ buffer space : 1 bit ] [ random : 19 bit ] [ msg_id type : 2 bit ] = [ msg_id : 64 bit ]
if (lastMessageId >= newMessageId)
{

21
TLSharp.Core/Auth/Step2_DHExchange.cs
View file

@ -12,6 +12,25 @@ namespace TLSharp.Core.Auth
public byte[] ServerNonce { get; set; }
public byte[] NewNonce { get; set; }
public byte[] EncryptedAnswer { get; set; }
public byte[] ToBytes()
{
new Random().NextBytes(Nonce);
const uint constructorNumber = 0xd0e8075c;
using (var memoryStream = new MemoryStream())
{
using (var binaryWriter = new BinaryWriter(memoryStream))
{
binaryWriter.Write(constructorNumber);
binaryWriter.Write(ServerNonce);
binaryWriter.Write(Nonce);
binaryWriter.Write(EncryptedAnswer);
return memoryStream.ToArray();
}
}
}
}
public class Step2_DHExchange
@ -48,7 +67,7 @@ namespace TLSharp.Core.Auth
foreach (byte[] fingerprint in fingerprints)
{
ciphertext = RSA.Encrypt(BitConverter.ToString(fingerprint).Replace("-", string.Empty),
pqInnerData.GetBuffer(), 0, (int)pqInnerData.Position);
pqInnerData.GetBuffer(), 0, (int)pqInnerData.Position);
if (ciphertext != null)
{
targetFingerprint = fingerprint;

6
TLSharp.Core/Network/TcpTransport.cs
View file

@ -18,8 +18,7 @@ namespace TLSharp.Core.Network
{
_tcpClient = new TcpClient();
var ipAddress = IPAddress.Parse(address);
_tcpClient.Connect(ipAddress, port);
_tcpClient.Connect(IPAddress.Parse(address), port);
}
else
_tcpClient = handler(address, port);
@ -38,6 +37,9 @@ namespace TLSharp.Core.Network
public async Task<TcpMessage> Receieve()
{
if (!_tcpClient.Connected)
throw new InvalidOperationException("Client not connected to server.");
var stream = _tcpClient.GetStream();
var packetLengthBytes = new byte[4];

8
TLSharp.Core/Session.cs
View file

@ -27,7 +27,7 @@ namespace TLSharp.Core
{
var sessionFileName = $"{sessionUserId}.dat";
//if (!File.Exists(sessionFileName))
return null;
return null;
using (var stream = new FileStream(sessionFileName, FileMode.Open))
{
@ -54,9 +54,9 @@ namespace TLSharp.Core
public class Session
{
private const string defaultConnectionAddress = "149.154.175.100";//"149.154.167.50";
private const string defaultConnectionAddress = "149.154.175.100";//"149.154.167.50";
private const int defaultConnectionPort = 443;
private const int defaultConnectionPort = 443;
public string SessionUserId { get; set; }
public string ServerAddress { get; set; }
@ -179,7 +179,7 @@ namespace TLSharp.Core
long newMessageId = ((time / 1000 + TimeOffset) << 32) |
((time % 1000) << 22) |
(random.Next(524288) << 2); // 2^19
// [ unix timestamp : 32 bit] [ milliseconds : 10 bit ] [ buffer space : 1 bit ] [ random : 19 bit ] [ msg_id type : 2 bit ] = [ msg_id : 64 bit ]
// [ unix timestamp : 32 bit] [ milliseconds : 10 bit ] [ buffer space : 1 bit ] [ random : 19 bit ] [ msg_id type : 2 bit ] = [ msg_id : 64 bit ]
if (LastMessageId >= newMessageId)
{