public static (MicroRatchetContext client, MicroRatchetContext server) CreateAndInitialize(int mtu = 80, int maximumBufferedPartialMessageSize = 50 * 1024) { var clientServices = new BouncyCastleServices(KeyGeneration.GeneratePrivateKey()); var serverServices = new BouncyCastleServices(KeyGeneration.GeneratePrivateKey()); var client = new MicroRatchetContext(clientServices, true); var server = new MicroRatchetContext(serverServices, false); var packet = client.InitiateInitialization(); while (!client.IsInitialized || !server.IsInitialized) { packet = server.Receive(packet).ToSendBack; if (packet != null) { packet = client.Receive(packet).ToSendBack; } } var cs = client.SaveStateAsByteArray(); var ss = server.SaveStateAsByteArray(); return(new MicroRatchetContext(clientServices, true, mtu, stateBytes: cs), new MicroRatchetContext(serverServices, false, mtu, stateBytes: ss)); }
public void ClientInitializationClientReinstantiation() { BouncyCastleServices clientServices = new BouncyCastleServices(KeyGeneration.GeneratePrivateKey()); BouncyCastleServices serverServices = new BouncyCastleServices(KeyGeneration.GeneratePrivateKey()); var client = new MicroRatchetContext(clientServices, true); var clientInitPacket = client.InitiateInitialization(); var cs = client.SaveStateAsByteArray(); var server = new MicroRatchetContext(serverServices, false); var responsePacket = server.Receive(clientInitPacket).ToSendBack; var ss = server.SaveStateAsByteArray(); client = new MicroRatchetContext(clientServices, true, stateBytes: cs); var firstPacket = client.Receive(responsePacket).ToSendBack; cs = client.SaveStateAsByteArray(); server = new MicroRatchetContext(serverServices, false, stateBytes: ss); var firstResponse = server.Receive(firstPacket).ToSendBack; ss = server.SaveStateAsByteArray(); client = new MicroRatchetContext(clientServices, true, stateBytes: cs); var lastResult = client.Receive(firstResponse).ToSendBack; cs = client.SaveStateAsByteArray(); Assert.Null(lastResult); }
public void ClientInitializationRetransmitThrowsTest() { // this test makes sure that during the initialization process // any retransmitted packet will cause an exception. However, // the initialization process will not be affected and a client // and server can still process non-repeated messages. BouncyCastleServices clientServices = new BouncyCastleServices(KeyGeneration.GeneratePrivateKey()); BouncyCastleServices serverServices = new BouncyCastleServices(KeyGeneration.GeneratePrivateKey()); var client = new MicroRatchetContext(clientServices, true); var server = new MicroRatchetContext(serverServices, false); var clientInitPacket = client.InitiateInitialization(); var responsePacket = server.Receive(clientInitPacket.ToArray()).ToSendBack; Assert.Throws <InvalidOperationException>(() => server.Receive(clientInitPacket.ToArray())); var firstPacket = client.Receive(responsePacket.ToArray()).ToSendBack; Assert.Throws <InvalidOperationException>(() => client.Receive(responsePacket.ToArray())); var firstResponse = server.Receive(firstPacket.ToArray()).ToSendBack; Assert.Throws <InvalidOperationException>(() => server.Receive(firstPacket.ToArray())); var lastResult = client.Receive(firstResponse.ToArray()).ToSendBack; Assert.Throws <InvalidOperationException>(() => client.Receive(firstResponse.ToArray())); var cs = client.SaveStateAsByteArray(); var ss = server.SaveStateAsByteArray(); ClientState clientState = ClientState.Load(cs, DefaultKexFactory.Instance); ServerState serverState = ServerState.Load(ss, DefaultKexFactory.Instance); var rng = new RandomNumberGenerator(); byte[] message1 = rng.Generate(32); byte[] message2 = rng.Generate(32); var m1 = client.Send(message1); var p1 = server.Receive(m1).Payload; var m2 = server.Send(message2); var p2 = client.Receive(m2).Payload; Assert.Equal(message1, p1); Assert.Equal(message2, p2); }
public void ClientInitialization5ProcessComplete() { BouncyCastleServices clientServices = new BouncyCastleServices(KeyGeneration.GeneratePrivateKey()); BouncyCastleServices serverServices = new BouncyCastleServices(KeyGeneration.GeneratePrivateKey()); var client = new MicroRatchetContext(clientServices, true); var server = new MicroRatchetContext(serverServices, false); var clientInitPacket = client.InitiateInitialization(); var responsePacket = server.Receive(clientInitPacket).ToSendBack; var firstPacket = client.Receive(responsePacket).ToSendBack; var firstResponse = server.Receive(firstPacket).ToSendBack; var lastResult = client.Receive(firstResponse).ToSendBack; var cs = client.SaveStateAsByteArray(); var ss = server.SaveStateAsByteArray(); ClientState clientState = ClientState.Load(cs, DefaultKexFactory.Instance); ServerState serverState = ServerState.Load(ss, DefaultKexFactory.Instance); Assert.Null(lastResult); }
public void ServerCanSendLargeMessageAfterInitialization() { BouncyCastleServices clientServices = new BouncyCastleServices(KeyGeneration.GeneratePrivateKey()); BouncyCastleServices serverServices = new BouncyCastleServices(KeyGeneration.GeneratePrivateKey()); var client = new MicroRatchetContext(clientServices, true); var server = new MicroRatchetContext(serverServices, false); var clientInitPacket = client.InitiateInitialization(); var responsePacket = server.Receive(clientInitPacket).ToSendBack; var firstPacket = client.Receive(responsePacket).ToSendBack; var firstResponse = server.Receive(firstPacket).ToSendBack; var lastResult = client.Receive(firstResponse).ToSendBack; var cs = client.SaveStateAsByteArray(); var ss = server.SaveStateAsByteArray(); byte[] payload = new byte[server.Configuration.MaximumMessageSize - MicroRatchetContext.MinimumOverhead]; clientServices.RandomNumberGenerator.Generate(payload); byte[] message = server.Send(payload); byte[] received = client.Receive(message).Payload; Assert.Equal(payload, received); }
public void ClientInitialization3ProcessResponseTest() { BouncyCastleServices clientServices = new BouncyCastleServices(KeyGeneration.GeneratePrivateKey()); BouncyCastleServices serverServices = new BouncyCastleServices(KeyGeneration.GeneratePrivateKey()); var client = new MicroRatchetContext(clientServices, true); var server = new MicroRatchetContext(serverServices, false); var clientInitPacket = client.InitiateInitialization(); var responsePacket = server.Receive(clientInitPacket).ToSendBack; var firstPacket = client.Receive(responsePacket).ToSendBack; var cs = client.SaveStateAsByteArray(); var ss = server.SaveStateAsByteArray(); ClientState clientState = ClientState.Load(cs, DefaultKexFactory.Instance); ServerState serverState = ServerState.Load(ss, DefaultKexFactory.Instance); Assert.Equal(clientState.Ratchets[0].SendHeaderKey, serverState.FirstReceiveHeaderKey); Assert.Equal(clientState.Ratchets[1].ReceiveHeaderKey, serverState.FirstSendHeaderKey); }
private static (MicroRatchetContext client, MicroRatchetContext server) CreateAndInitialize(int?mtu = null) { BouncyCastleServices clientServices = new BouncyCastleServices(KeyGeneration.GeneratePrivateKey()); BouncyCastleServices serverServices = new BouncyCastleServices(KeyGeneration.GeneratePrivateKey()); var client = new MicroRatchetContext(clientServices, true); var server = new MicroRatchetContext(serverServices, false); var packet = client.InitiateInitialization(); while (packet != null && !client.IsInitialized || !server.IsInitialized) { packet = server.Receive(packet).ToSendBack; if (packet != null) { packet = client.Receive(packet).ToSendBack; } } if (!client.IsInitialized || !server.IsInitialized) { throw new InvalidOperationException("Initialization failed"); } using var msc = new MemoryStream(); using var mss = new MemoryStream(); client.SaveState(msc); msc.Position = 0; server.SaveState(mss); mss.Position = 0; return( new MicroRatchetContext(clientServices, new MicroRatchetConfiguration { IsClient = true, MaximumMessageSize = mtu ?? 80 }, msc), new MicroRatchetContext(serverServices, new MicroRatchetConfiguration { IsClient = false, MaximumMessageSize = mtu ?? 80 }, mss)); }
public static async Task Run(CancellationToken cancellationToken) { // generate a key pair byte[] privateKey = KeyGeneration.GeneratePrivateKey(); byte[] publicKey = KeyGeneration.GetPublicKeyFromPrivateKey(privateKey); // configuring as a client with the default application key. // messages will be padded to 64 bytes and cannot exceed // 256 bytes. var config = new MicroRatchetConfiguration { ApplicationKey = new byte[32], IsClient = true, MaximumMessageSize = 256, MinimumMessageSize = 64 }; // create the MicroRatchet context var services = new BouncyCastleServices(privateKey); using var context = new MicroRatchetContext(services, config, null); Console.WriteLine($"Starting Client with public key: {publicKey.ToHexString()}"); // Create UDP client. No connection since UDP is a // connectionless message based protocol. For the client // we don't specify a local endpoint. using var udp = new UdpClient(); var serverEndpoint = new IPEndPoint(IPAddress.Loopback, PORT); // Step 1: Initialize while (!context.IsInitialized && !cancellationToken.IsCancellationRequested) { try { // 1.1 Send initialization request Console.WriteLine("Sending initialization request"); byte[] msg = context.InitiateInitialization(); await udp.SendAsync(msg, serverEndpoint, cancellationToken); Console.WriteLine($"SENT {msg.Length} bytes INITIALIZATION REQUEST"); // 1.2 Receive initialization response var timeout = CancellationTokenSource.CreateLinkedTokenSource( cancellationToken, new CancellationTokenSource(15000).Token).Token; var receivedData = await udp.ReceiveAsync(timeout); Console.WriteLine($"RECEIVED {receivedData.Buffer.Length} bytes FROM SERVER"); var res = context.Receive(receivedData.Buffer); if (res.ToSendBack != null) { Console.WriteLine("Received initialization response."); Console.WriteLine($"Server public key: {context.GetRemotePublicKey().ToHexString()}"); Console.WriteLine("Sending first message"); // 1.3 Send first request await udp.SendAsync(res.ToSendBack, serverEndpoint, cancellationToken); Console.WriteLine($"SENT BACK {res.ToSendBack.Length} bytes"); // 1.4 Receive first response timeout = CancellationTokenSource.CreateLinkedTokenSource( cancellationToken, new CancellationTokenSource(15000).Token).Token; receivedData = await udp.ReceiveAsync(timeout); Console.WriteLine($"RECEIVED {receivedData.Buffer.Length} bytes FROM SERVER"); res = context.Receive(receivedData.Buffer); } } catch (Exception ex) { Console.WriteLine($"An exception was encountered: {ex.Message}"); } } // the context is now initialized and message can be sent back and forth // as needed. Messages being dropped or received out of order does not // affect subsequent messages. if (!cancellationToken.IsCancellationRequested) { Console.WriteLine("Client initialized"); Console.WriteLine("Type stuff in and press enter to send to the server.\n\n"); // in order to get the console, udp stuff, and MR stuff to work // together (even though nothing was written for async), we need // some synchronization. // A background thread reads from the console and pushes messages // into a queue which then in turn get sent to the server by the // Send task. // A receive task handles messages from the server // The receive task handles incoming UDP messages. var messages = new ConcurrentQueue <string>(); var semaphore = new SemaphoreSlim(0); async Task ReceiveTask() { while (!cancellationToken.IsCancellationRequested) { var received = await udp.ReceiveAsync(cancellationToken); Console.WriteLine($"RECEIVED {received.Buffer.Length} bytes"); try { // pass the received data to the MR context var message = context.Receive(received.Buffer); // The message is always padded to the minimum message size, // so read the incoming message as a null-terminated // string. string msg = message.Payload.DecodeNullTerminatedString(); // Print the decrypted and decoded message to the console Console.WriteLine($"RECEIVED MESSAGE: {msg}"); } catch (Exception ex) { Console.WriteLine($"An exception was encountered when receiving a message: {ex}"); } } } // the send task dequeues messages, encrypts, and sends // them to the server endpoint as UDP messages. async Task SendTask() { while (!cancellationToken.IsCancellationRequested) { // wait for a message await semaphore.WaitAsync(); messages.TryDequeue(out var payload); // encrypt the message using the context. The message // will be padded to the minimum configured message size. var payloadBytes = Encoding.UTF8.GetBytes(payload); var message = context.Send(payloadBytes); // send as UDP message to the server endpoint. await udp.SendAsync(message, serverEndpoint, cancellationToken); Console.WriteLine($"SENT {payloadBytes.Length} bytes PAYLOAD, resulting in {message.Length} bytes ENCRYPTED MESSAGE"); } } // The console thread reades lines one at a time and // enqueues them for sending. var consoleReadThread = new Thread(_ => { for (; ;) { messages.Enqueue(Console.ReadLine()); semaphore.Release(); } }); // background threads are terminated when the program exits consoleReadThread.IsBackground = true; consoleReadThread.Start(); await Task.WhenAll(ReceiveTask(), SendTask()); } }
public void ClientInitializationRestartTest() { // this test simulates a client timeout during initialization. When this // happens the client will restart initialization. The test checks that // the server and client will behave properly no matter at what point // during initialization the packet was dropped. BouncyCastleServices clientServices = new BouncyCastleServices(KeyGeneration.GeneratePrivateKey()); BouncyCastleServices serverServices = new BouncyCastleServices(KeyGeneration.GeneratePrivateKey()); for (int i = 0; i < 4; i++) { var client = new MicroRatchetContext(clientServices, true); var server = new MicroRatchetContext(serverServices, false); { var clientInitPacket = client.InitiateInitialization(); if (i == 0) { goto restart; } var responsePacket = server.Receive(clientInitPacket).ToSendBack; if (i == 1) { goto restart; } var firstPacket = client.Receive(responsePacket).ToSendBack; if (i == 2) { goto restart; } var firstResponse = server.Receive(firstPacket).ToSendBack; if (i == 3) { goto restart; } client.Receive(firstResponse); } restart: { var clientInitPacket = client.InitiateInitialization(); var responsePacket = server.Receive(clientInitPacket).ToSendBack; var firstPacket = client.Receive(responsePacket).ToSendBack; var firstResponse = server.Receive(firstPacket).ToSendBack; var lastResult = client.Receive(firstResponse).ToSendBack; Assert.Null(lastResult); } var rng = new RandomNumberGenerator(); byte[] message1 = rng.Generate(32); byte[] message2 = rng.Generate(32); var m1 = client.Send(message1); var p1 = server.Receive(m1).Payload; var m2 = server.Send(message2); var p2 = client.Receive(m2).Payload; Assert.Equal(message1, p1); Assert.Equal(message2, p2); } }
public void HotReinitialization() { BouncyCastleServices clientServices = new BouncyCastleServices(KeyGeneration.GeneratePrivateKey()); BouncyCastleServices serverServices = new BouncyCastleServices(KeyGeneration.GeneratePrivateKey()); var client = new MicroRatchetContext(clientServices, true, 1000); var server = new MicroRatchetContext(serverServices, false, 1000); byte[] cs, ss; // initialize { var clientInitPacket = client.InitiateInitialization(); var responsePacket = server.Receive(clientInitPacket).ToSendBack; var firstPacket = client.Receive(responsePacket).ToSendBack; var firstResponse = server.Receive(firstPacket).ToSendBack; var lastResult = client.Receive(firstResponse).ToSendBack; cs = client.SaveStateAsByteArray(); ss = server.SaveStateAsByteArray(); } // now we're hot client = new MicroRatchetContext(clientServices, true, 80, stateBytes: cs); server = new MicroRatchetContext(serverServices, false, 80, stateBytes: ss); { RandomNumberGenerator rng = new RandomNumberGenerator(); byte[] message1 = rng.Generate(32); byte[] message2 = rng.Generate(32); byte[] message3 = rng.Generate(32); var pl1 = client.Send(message1); var pl2 = client.Send(message2); var pl3 = client.Send(message3); var r1 = server.Receive(pl1).Payload; var r2 = server.Receive(pl2).Payload; var r3 = server.Receive(pl3).Payload; Assert.Equal(message1, r1); Assert.Equal(message2, r2); Assert.Equal(message3, r3); cs = client.SaveStateAsByteArray(); ss = server.SaveStateAsByteArray(); } // oh noes! Client fail! reinitialize client = new MicroRatchetContext(clientServices, true, 1000); server = new MicroRatchetContext(serverServices, false, 1000, stateBytes: ss); { var clientInitPacket = client.InitiateInitialization(); var responsePacket = server.Receive(clientInitPacket).ToSendBack; var firstPacket = client.Receive(responsePacket).ToSendBack; var firstResponse = server.Receive(firstPacket).ToSendBack; var lastResult = client.Receive(firstResponse).ToSendBack; cs = client.SaveStateAsByteArray(); ss = server.SaveStateAsByteArray(); } // now we're hot AGAIN client = new MicroRatchetContext(clientServices, true, 80, stateBytes: cs); server = new MicroRatchetContext(serverServices, false, 80, stateBytes: ss); { RandomNumberGenerator rng = new RandomNumberGenerator(); byte[] message1 = rng.Generate(32); byte[] message2 = rng.Generate(32); byte[] message3 = rng.Generate(32); var pl1 = client.Send(message1); var pl2 = client.Send(message2); var pl3 = client.Send(message3); var r1 = server.Receive(pl1).Payload; var r2 = server.Receive(pl2).Payload; var r3 = server.Receive(pl3).Payload; Assert.Equal(message1, r1); Assert.Equal(message2, r2); Assert.Equal(message3, r3); cs = client.SaveStateAsByteArray(); ss = server.SaveStateAsByteArray(); } }
public void ClientInitStateTest() { var clientServices = new BouncyCastleServices(KeyGeneration.GeneratePrivateKey()); var serverServices = new BouncyCastleServices(KeyGeneration.GeneratePrivateKey()); byte[] cs, ss; RandomNumberGenerator rng = new RandomNumberGenerator(); byte[] message1 = rng.Generate(64); byte[] message2 = rng.Generate(64); byte[] message3 = rng.Generate(64); var client = new MicroRatchetContext(clientServices, true); var kex = clientServices.KeyAgreementFactory; var clientInitPacket = client.InitiateInitialization(); cs = client.SaveStateAsByteArray(); { var ts = ClientState.Load(cs, kex, ks).StoreAsByteArray(5); Assert.Equal(ts, cs); } var server = new MicroRatchetContext(serverServices, false); var responsePacket = server.Receive(clientInitPacket).ToSendBack; ss = server.SaveStateAsByteArray(); { var ts = ServerState.Load(ss, kex, ks).StoreAsByteArray(5); Assert.Equal(ts, ss); } client = new MicroRatchetContext(clientServices, true, stateBytes: cs); var firstPacket = client.Receive(responsePacket).ToSendBack; cs = client.SaveStateAsByteArray(); { var ts = ClientState.Load(cs, kex, ks).StoreAsByteArray(5); Assert.Equal(ts, cs); } server = new MicroRatchetContext(serverServices, false, stateBytes: ss); var firstResponse = server.Receive(firstPacket).ToSendBack; ss = server.SaveStateAsByteArray(); { var ts = ServerState.Load(ss, kex, ks).StoreAsByteArray(5); Assert.Equal(ts, ss); } client = new MicroRatchetContext(clientServices, true, stateBytes: cs); var lastResult = client.Receive(firstResponse).ToSendBack; cs = client.SaveStateAsByteArray(); { var ts = ClientState.Load(cs, kex, ks).StoreAsByteArray(5); Assert.Equal(ts, cs); } client = new MicroRatchetContext(clientServices, true, 80, stateBytes: cs); var pl1 = client.Send(message1); cs = client.SaveStateAsByteArray(); { var ts = ClientState.Load(cs, kex, ks).StoreAsByteArray(5); Assert.Equal(ts, cs); } client = new MicroRatchetContext(clientServices, true, 80, stateBytes: cs); var pl2 = client.Send(message2); cs = client.SaveStateAsByteArray(); { var ts = ClientState.Load(cs, kex, ks).StoreAsByteArray(5); Assert.Equal(ts, cs); } client = new MicroRatchetContext(clientServices, true, 80, stateBytes: cs); var pl3 = client.Send(message3); cs = client.SaveStateAsByteArray(); { var ts = ClientState.Load(cs, kex, ks).StoreAsByteArray(5); Assert.Equal(ts, cs); } server = new MicroRatchetContext(serverServices, false, 80, stateBytes: ss); var r1 = server.Receive(pl1).Payload; ss = server.SaveStateAsByteArray(); { var ts = ServerState.Load(ss, kex, ks).StoreAsByteArray(5); Assert.Equal(ts, ss); } server = new MicroRatchetContext(serverServices, false, 80, stateBytes: ss); var r2 = server.Receive(pl2).Payload; ss = server.SaveStateAsByteArray(); { var ts = ServerState.Load(ss, kex, ks).StoreAsByteArray(5); Assert.Equal(ts, ss); } server = new MicroRatchetContext(serverServices, false, 80, stateBytes: ss); var r3 = server.Receive(pl3).Payload; ss = server.SaveStateAsByteArray(); { var ts = ServerState.Load(ss, kex, ks).StoreAsByteArray(5); Assert.Equal(ts, ss); } Assert.Equal(message1, r1); Assert.Equal(message2, r2); Assert.Equal(message3, r3); Assert.Null(lastResult); }
public static async Task Run(CancellationToken cancellationToken) { // generate a key pair byte[] privateKey = KeyGeneration.GeneratePrivateKey(); byte[] publicKey = KeyGeneration.GetPublicKeyFromPrivateKey(privateKey); // configuring as a server with the default application key. // messages will be padded to 64 bytes and cannot exceed // 256 bytes. var config = new MicroRatchetConfiguration { ApplicationKey = new byte[32], IsClient = false, MaximumMessageSize = 256, MinimumMessageSize = 64 }; // create the MicroRatchet context var services = new BouncyCastleServices(privateKey); using var context = new MicroRatchetContext(services, config, null); Console.WriteLine($"Starting Server with public key: {publicKey.ToHexString()}"); // Create UDP client. For the server we set // the local endpoint to be localhost, // listening on the configured port. var serverEndpoint = new IPEndPoint(IPAddress.Loopback, PORT); IPEndPoint clientEndpoint = null; using var udp = new UdpClient(serverEndpoint); if (!cancellationToken.IsCancellationRequested) { // in order to get the console, udp stuff, and MR stuff to work // together (even though nothing was written for async), we need // some synchronization. // A background thread reads from the console and pushes messages // into a queue which then in turn get sent to the server by the // Send task. // A receive task handles messages from the server // The receive task handles incoming UDP messages. var messages = new ConcurrentQueue <string>(); var semaphore = new SemaphoreSlim(0); async Task ReceiveTask() { while (!cancellationToken.IsCancellationRequested) { var received = await udp.ReceiveAsync(cancellationToken); Console.WriteLine($"RECEIVED {received.Buffer.Length} bytes"); try { // pass the received data to the MR context var message = context.Receive(received.Buffer); // if ToSendBack is not null, the context has accepted // an incoming initialization message and now is bound // to the session from that client key. if (message.ToSendBack != null) { // send the response back await udp.SendAsync(message.ToSendBack, message.ToSendBack.Length, received.RemoteEndPoint); Console.WriteLine($"SENT {message.ToSendBack.Length} bytes RESPONSE"); if (context.IsInitialized) { // message.ToSendBack != null && context.IsInitialized // typically happens once per session. clientEndpoint = received.RemoteEndPoint; Console.WriteLine($"Server initialized with remote public key {context.GetRemotePublicKey().ToHexString()}."); Console.WriteLine("Type stuff in and press enter to send to the client.\n\n"); } } else if (message.Payload != null) { // if a payload is given, the message contains // data sent by the client, which we print to the console. // The message is always padded to the minimum message size, // so read the incoming message as a null-terminated // string. string msg = message.Payload.DecodeNullTerminatedString(); // Print the decrypted and decoded message to the console Console.WriteLine($"RECEIVED MESSAGE: {msg}"); } } catch (Exception ex) { // one exception you would see in this situation is if second client // tries to initialize a session. Because the context is bound to a remote // public key as soon as a message comes in, and this demo application // contains no logic to handle that situation, it will simply stay bound // to the first session and throw an exception if another client tries to // connect. Console.WriteLine($"An exception was encountered when receiving a message: {ex}"); } } } // the send task dequeues messages, encrypts, and sends // them to the server endpoint as UDP messages. async Task SendTask() { while (!cancellationToken.IsCancellationRequested) { // wait for a message await semaphore.WaitAsync(); messages.TryDequeue(out var payload); // encrypt the message using the context. The message // will be padded to the minimum configured message size. var payloadBytes = Encoding.UTF8.GetBytes(payload); var message = context.Send(payloadBytes); // send as UDP message to the server endpoint. await udp.SendAsync(message, clientEndpoint, cancellationToken); Console.WriteLine($"SENT {payloadBytes.Length} bytes PAYLOAD, resulting in {message.Length} bytes ENCRYPTED MESSAGE"); } } // The console thread reades lines one at a time and // enqueues them for sending. var consoleReadThread = new Thread(_ => { for (; ;) { string line = Console.ReadLine(); if (clientEndpoint != null) { messages.Enqueue(line); semaphore.Release(); } else { Console.WriteLine("Cannot send message as no client has initialized a session"); } } }); // background threads are terminated when the program exits consoleReadThread.IsBackground = true; consoleReadThread.Start(); await Task.WhenAll(ReceiveTask(), SendTask()); } }
public void ReferenceTest1() { var message1 = new byte[] { 0x3c, 0x07, 0x3f, 0x70, 0xe7, 0xee, 0x7f, 0x88, 0x34, 0x14, 0x8e, 0x1a, 0xb8, 0xb4, 0xd4, 0x33 }; var message2 = new byte[] { 0x73, 0x17, 0xa6, 0x4a, 0x5c, 0xb5, 0x1c, 0x5f, 0xda, 0x61, 0x33, 0x4e, 0xde, 0x38, 0x54, 0x97, 0xc6, 0x95, 0x14, 0xc6, 0x4b, 0x60, 0xf8, 0xd5, 0x32, 0x37, 0x38, 0xc8, 0x01, 0x38, 0x28, 0x8b }; var message3 = new byte[] { 0x32, 0x12, 0x57, 0x18, 0x87, 0xa2, 0x26, 0x2a, 0x91, 0x3e, 0xf1, 0xa5, 0x07, 0x76, 0x0f, 0x6d, 0xa2, 0x09, 0x6a, 0x7b, 0xa4, 0x59, 0x5d, 0xc6, 0x2b, 0xca, 0x0e, 0xce, 0xd2, 0xf7, 0xb3, 0x4f, 0x01, 0x52, 0x1c, 0x07, 0x59, 0x06, 0x7b, 0x2a, 0x4c, 0x57, 0xeb, 0x45, 0x64, 0x37, 0x9c, 0xe5, 0x22, 0xcd, 0x77, 0x19, 0x29, 0xe3, 0x6e, 0x21, 0xbf, 0x11, 0x40, 0x6a, 0x89, 0xc8, 0x8f, 0xb0, 0x2b, 0x8e, 0x2a, 0x33, 0x2c, 0xce, 0x24, 0x9f, 0xed, 0xec, 0x3a, 0x50, 0xae, 0x69, 0xcd, 0x99, 0xac, 0x92, 0xd7, 0xaa, 0xe7, 0xca, 0xbf, 0x7b, 0xc4, 0x36, 0xd7, 0xd8, 0x16, 0xf4, 0x59, 0x30, 0xc4, 0x8c, 0x10, 0x66, 0x6a, 0xb6, 0xf2, 0x18, 0x69, 0x8c, 0xae, 0x38, 0x32, 0x54, 0x12, 0xcb, 0x5c, 0xc7, 0x92, 0x3b, 0x3a, 0x71, 0xa4, 0xfd, 0x81, 0x46, 0xf6, 0x7d, 0xf9, 0x97, 0xeb, 0xf2, 0x5c, 0xfc, 0x4f, 0x3c, 0x9c, 0x6f, 0xd8, 0x42, 0x24, 0x11, 0x16, 0xbd, 0xaa, 0x38, 0x0f, 0x0e, 0xe2, 0x92, 0x83, 0x54, 0x0f, 0xd3, 0x6e, 0xe5, 0x2a, 0x36, 0x77, 0x14, 0x80, 0x5e, 0xf9, 0x1f, 0x5b, 0xd0, 0xb5, 0xb5, 0x57, 0x5b, 0xf1, 0x79, 0xf8, 0x30, 0x74, 0xb6, 0xbf, 0xcb, 0x4c, 0x66, 0x32, 0xeb, 0x3a, 0xed, 0x80, 0x5b, 0xd6, 0xd8, 0x57, 0xf8, 0xec, 0xf8, 0x53, 0x05, 0x9a, 0xcc, 0x7b, 0x73, 0x9a, 0xfc, 0xe3, 0x40, 0xef, 0xbb, 0x96, 0x7a, 0x98, 0x9d, 0x73, 0x1b, 0x88, 0x40, 0xbd, 0x94, 0xfc, 0x21, 0x0b, 0x0c, 0xba, 0xf6, 0xc8, 0x53, 0x3a, 0xdf, 0x1a, 0x87, 0xdc, 0xfe, 0x15, 0xa7, 0xbc, 0x0e, 0x3b, 0x3a, 0x67, 0x3b, 0x40, 0xfd, 0xab, 0xa8, 0x75, 0xa0, 0xbf, 0x6a }; var randomC = new byte[] { 0xd4, 0xf7, 0xd4, 0x89, 0x86, 0xdc, 0x90, 0xc8, 0x62, 0x5b, 0xb7, 0x8d, 0xc5, 0x25, 0x51, 0xd4, 0xc2, 0x1d, 0xf7, 0x81, 0x97, 0x33, 0x27, 0x6c, 0x37, 0x00, 0x8d, 0x3e, 0xf3, 0x27, 0xf8, 0xfe, 0x94, 0x44, 0xa0, 0x7f, 0xec, 0xb6, 0x35, 0xe4, 0x4a, 0xb8, 0xaf, 0x49, 0x87, 0x48, 0xfd, 0x6c, 0xdf, 0x77, 0x21, 0xbe, 0xfa, 0xfa, 0x3b, 0x3a, 0x3a, 0x40, 0x4c, 0x39, 0x06, 0xc6, 0x87, 0xcf, 0xc2, 0xff, 0xc0, 0x1e, 0xa2, 0x4e, 0x95, 0xc4, 0x45, 0xc1, 0xb1, 0x88, 0x2d, 0x78, 0x6d, 0xc6, 0xca, 0x4f, 0xf4, 0xff, 0x4e, 0xe3, 0x49, 0x8a, 0x07, 0x0d, 0x08, 0x11, 0xb4, 0xed, 0x19, 0xa3, 0xdb, 0xa8, 0x02, 0x4f, 0x3c, 0x1e, 0x39, 0xb0, 0x29, 0xc6, 0xa9, 0x24, 0xdc, 0x2d, 0x94, 0xf6, 0x08, 0x40, 0x29, 0xab, 0x9c, 0x48, 0xe9, 0x6f, 0x2b, 0x7e, 0xc1, 0xd8, 0x93, 0xde, 0x33, 0x51, 0x69, 0xcd, 0xf3, 0x91, 0xd9, 0x29, 0xa7, 0x96, 0x29, 0xdb, 0xc3, 0xcb, 0xa2, 0xa4, 0x40, 0x52, 0x83, 0x77, 0x5b, 0x48, 0xb5, 0xbf, 0xb7, 0xde, 0x78, 0x1e, 0xc3, 0xcb, 0xb6, 0x04, 0x97, 0xf6, 0x0f, 0x4b, 0x94, 0xc8, 0xc6, 0xa6, 0x6d, 0x6c, 0x09, 0x45, 0x72, 0x7e, 0x07, 0x1d, 0xc5, 0x77, 0xc8, 0x48, 0x21, 0xa2, 0xba, 0xad, 0xe0, 0x4d, 0xef, 0x4b, 0x4c, 0x55, 0x18, 0xed, 0x52, 0x32, 0x67, 0xea, 0x8d, 0x40, 0x2c, 0xab, 0x59, 0x96, 0x30, 0x49, 0x90, 0xb5, 0x19, 0xef, 0x86, 0xf9, 0x2e, 0x20, 0xa3, 0x4b, 0x8a, 0xfd, 0xe2, 0x9a, 0xfa, 0x99, 0x45, 0x84, 0x72, 0x7f, 0x50, 0x49, 0x85, 0xda, 0x08, 0x3d, 0x7f, 0x0d, 0xe6, 0x0d, 0x35, 0x31, 0xa2, 0x24, 0xda, 0x42, 0x2f, 0x69, 0x58, 0x8b, 0x4a, 0x61, 0xaf, 0xb2, 0x11, 0x4c, 0x36, 0x1a, 0x67, 0x38, 0xc5, 0xd0, 0xac, 0x0c }; var randomS = new byte[] { 0xc9, 0x06, 0xbc, 0xd2, 0xe9, 0xdb, 0x8f, 0x5e, 0x47, 0x26, 0x91, 0xa0, 0xe4, 0xc9, 0xb3, 0x24, 0xf2, 0x9d, 0xfb, 0x2f, 0x33, 0xd7, 0x9c, 0x45, 0x1d, 0xc8, 0x68, 0xbf, 0x9a, 0xfa, 0xb6, 0x56, 0xa0, 0x1a, 0x84, 0xab, 0xdd, 0x53, 0xfc, 0x78, 0x46, 0x72, 0xdf, 0x3e, 0x49, 0x74, 0x76, 0x8c, 0xbf, 0xbf, 0x35, 0x2f, 0xe9, 0xd9, 0x91, 0x54, 0x0c, 0x5d, 0x80, 0x46, 0xb5, 0xee, 0x85, 0x6c, 0xee, 0xf8, 0x4a, 0x66, 0x1f, 0xac, 0xe2, 0x08, 0x14, 0xf6, 0x84, 0xdd, 0xe7, 0xb2, 0x86, 0x77, 0xdf, 0xd2, 0x53, 0x74, 0xb6, 0xd3, 0xce, 0xb7, 0x61, 0xdd, 0x23, 0x46, 0x4d, 0xf8, 0xfc, 0x0c, 0x9b, 0x02, 0xf3, 0x6f, 0x3f, 0x2f, 0x9a, 0x52, 0xaa, 0xc5, 0x67, 0x11, 0xbf, 0x89, 0x97, 0xf5, 0xb9, 0xc4, 0x5d, 0x25, 0x49, 0x68, 0x57, 0x80, 0x07, 0x3c, 0x21, 0x5a, 0x25, 0xaf, 0x23, 0xbc, 0x46, 0x8b, 0xc7, 0x97, 0xbe, 0xe5, 0xec, 0xfc, 0xd1, 0x9e, 0xde, 0x7d, 0x37, 0xce, 0x5f, 0x2e, 0x76, 0x9c, 0x81, 0x72, 0xfb, 0xe9, 0x01, 0x37, 0xde, 0x3a, 0xb5, 0xf1, 0x02, 0xc5, 0x6d, 0x19, 0xce, 0xdf, 0xda, 0xbb, 0xb1, 0xaa, 0x05, 0xcd, 0x80, 0x78, 0xc4, 0x1e, 0x72, 0x21, 0x72, 0x28, 0xe4, 0xce, 0xe1, 0x3b, 0x58, 0x66, 0x5b, 0x18, 0xaa, 0xe0, 0x12, 0x00, 0xfe, 0x11, 0xcf, 0x41, 0x8e, 0xc0, 0x89, 0xa2, 0x9d, 0x7c, 0x55, 0x78, 0x0b, 0x03, 0xb9, 0x63, 0x50, 0x2d, 0x44, 0x90, 0xd1, 0xf1, 0x36, 0xc9, 0x04, 0x8f, 0xcc, 0x1b, 0xc2, 0xef, 0x76, 0x3b, 0x11, 0x77, 0x59, 0xf4, 0x5b, 0xea, 0xdf, 0x56, 0xd4, 0x81, 0x8b, 0x36, 0xfd, 0x02, 0x06, 0xf1, 0x41, 0x4f, 0x47, 0xbc, 0x59, 0x57, 0x31, 0x9a, 0x1b, 0xfa, 0x8a, 0xf9, 0xd8, 0x3e, 0x0c, 0x28, 0x2c, 0xb1, 0xc2, 0x1d }; var applicationKey = new byte[] { 0xef, 0x3f, 0xb4, 0x74, 0xe1, 0x41, 0x07, 0x76, 0xe5, 0xbf, 0x85, 0x94, 0xd2, 0x95, 0xb0, 0x5f, 0x3e, 0x04, 0xe2, 0x21, 0xce, 0x5a, 0x3e, 0xf3, 0xee, 0x40, 0xca, 0x33, 0x24, 0x78, 0xbb, 0x78 }; var privateKeyC = new byte[] { 0x47, 0x3e, 0x33, 0x6b, 0xa2, 0xc7, 0xfb, 0xae, 0xc3, 0x9f, 0x38, 0xd6, 0x2e, 0x3e, 0x8d, 0xda, 0xc8, 0x8f, 0x09, 0x0f, 0xb6, 0xbe, 0x85, 0xd7, 0x3c, 0xc5, 0xf6, 0x11, 0x39, 0xa6, 0x3b, 0xb0 }; var privateKeyS = new byte[] { 0x69, 0xb2, 0x36, 0x09, 0x02, 0x55, 0x3c, 0xf8, 0x65, 0x79, 0x79, 0xfb, 0xea, 0xc6, 0xcf, 0x80, 0x2d, 0x49, 0xd1, 0x30, 0x73, 0xd9, 0xa7, 0x11, 0x48, 0x4f, 0x42, 0x9f, 0x85, 0x12, 0x11, 0x40 }; //var rng = new RandomNumberGenerator(); //message1 = rng.Generate(16); //message2 = rng.Generate(32); //message3 = rng.Generate(256 - 16); //randomC = rng.Generate(256); //randomS = rng.Generate(256); //applicationKey = rng.Generate(32); //privateKeyC = KeyGeneration.GeneratePrivateKey(); //privateKeyS = KeyGeneration.GeneratePrivateKey(); //BytePrintHelper.PrintAsByteArray(nameof(message1), message1); //BytePrintHelper.PrintAsByteArray(nameof(message2), message2); //BytePrintHelper.PrintAsByteArray(nameof(message3), message3); //BytePrintHelper.PrintAsByteArray(nameof(randomC), randomC); //BytePrintHelper.PrintAsByteArray(nameof(randomS), randomS); //BytePrintHelper.PrintAsByteArray(nameof(applicationKey), applicationKey); //BytePrintHelper.PrintAsByteArray(nameof(privateKeyC), privateKeyC); //BytePrintHelper.PrintAsByteArray(nameof(privateKeyS), privateKeyS); var ec1 = new byte[] { 0xd4, 0xf7, 0xd4, 0x89, 0x86, 0xdc, 0x90, 0xc8, 0x62, 0x5b, 0xb7, 0x8d, 0xc5, 0x25, 0x51, 0xd4, 0xb1, 0x4b, 0xdd, 0x0d, 0x6f, 0xda, 0x36, 0x98, 0x3e, 0xb9, 0xd0, 0x1e, 0x90, 0x93, 0x7d, 0x7c, 0x3d, 0x96, 0x17, 0xe1, 0x9e, 0x13, 0xa8, 0xec, 0x29, 0x7f, 0xac, 0x75, 0xaf, 0xff, 0x65, 0xf7, 0x1a, 0xf8, 0xc3, 0x52, 0xa1, 0xb7, 0x6f, 0x8d, 0x37, 0x1b, 0xc5, 0xec, 0x53, 0x18, 0xfe, 0x42, 0x1e, 0x21, 0xf1, 0xf2, 0xbc, 0x36, 0x45, 0xee, 0xe4, 0x12, 0xb9, 0xb2, 0xac, 0x7e, 0x46, 0xd0, 0xe9, 0x7f, 0x43, 0xf3, 0xa9, 0xe8, 0xa5, 0xec, 0xf4, 0xcf, 0xa9, 0x27, 0x16, 0x72, 0x30, 0xd4, 0xb0, 0x42, 0x31, 0x71, 0xa5, 0xfc, 0xe6, 0x52, 0xe5, 0x56, 0x62, 0x26, 0x64, 0x3e, 0xe7, 0xa3, 0x39, 0x0a, 0x1f, 0x24, 0x2a, 0xac, 0xf8, 0xb5, 0x37, 0x2e, 0x1e, 0x90, 0x80, 0x36, 0x17, 0x2c, 0x71, 0x17, 0x31, 0xac, 0x25, 0x23, 0xdb, 0x2a, 0x2c, 0x42, 0x1e, 0x29, 0x34, 0x4c, 0x1b, 0x2d, 0xe9, 0x2c, 0x41, 0x81, 0xef, 0x95, 0x62, 0xeb, 0x95, 0xa0, 0x64, 0xf1 }; var es2 = new byte[] { 0xc9, 0x06, 0xbc, 0xd2, 0xe9, 0xdb, 0x8f, 0x5e, 0x47, 0x26, 0x91, 0xa0, 0xe4, 0xc9, 0xb3, 0x24, 0x4a, 0xb3, 0x7d, 0xdc, 0x64, 0x3b, 0x1e, 0xb2, 0xa9, 0xc6, 0xcb, 0xba, 0x5c, 0x56, 0x26, 0x0e, 0x19, 0x39, 0x9f, 0x09, 0xa5, 0x36, 0xfc, 0x44, 0x76, 0xfc, 0x8d, 0xb6, 0x1d, 0xdd, 0x20, 0x2e, 0xd4, 0xf7, 0xd4, 0x89, 0x86, 0xdc, 0x90, 0xc8, 0x62, 0x5b, 0xb7, 0x8d, 0xc5, 0x25, 0x51, 0xd4, 0x6a, 0x42, 0x9b, 0x65, 0x66, 0xe3, 0x63, 0xe5, 0xe2, 0x9c, 0xe9, 0x36, 0xb3, 0xd6, 0xaf, 0xd0, 0xa6, 0x02, 0x38, 0x4e, 0xdf, 0x86, 0x7d, 0xf2, 0x8a, 0xfe, 0xf4, 0x5d, 0xe5, 0x87, 0xd9, 0x0e, 0x52, 0xd1, 0x12, 0x1b, 0xe5, 0x67, 0x5f, 0xec, 0xda, 0x61, 0x74, 0x70, 0x6d, 0x2c, 0x0e, 0x52, 0x87, 0x84, 0x9f, 0xcd, 0x25, 0x04, 0xc8, 0x6e, 0x87, 0xbf, 0x0a, 0x09, 0x2e, 0x31, 0x89, 0x12, 0xb8, 0x6d, 0x9e, 0x99, 0xee, 0xf5, 0x79, 0xb6, 0x98, 0xac, 0x4a, 0xe3, 0xb2, 0x12, 0xf4, 0xcb, 0xf0, 0xaa, 0xc8, 0x50, 0xf1, 0x40, 0xcb, 0x04, 0x73, 0xb6, 0x38, 0x5d, 0xbc, 0xcb, 0xbd, 0xff, 0xf9, 0xbb, 0xdc, 0x67, 0x78, 0xed, 0xd9, 0xbb, 0x52, 0x72, 0x3e, 0x1b, 0xe9, 0x20, 0x87, 0x79, 0x09, 0xfc, 0x29, 0xbf, 0x4e, 0x62, 0x9c, 0x13, 0x31, 0x21, 0xc9, 0x71, 0xd2, 0x66, 0x5e, 0x47, 0xca, 0xee, 0xa2, 0x5f, 0x4a, 0x95, 0xb3, 0x67, 0x36, 0x00, 0x73, 0x19, 0x4f, 0x86, 0xab, 0xf1, 0x3e, 0xd4, 0xce, 0x0c, 0x9a, 0xf3, 0x68, 0x03, 0x8a, 0x36, 0x79, 0x6e, 0xb6, 0x0a, 0x7d, 0x59, 0x64, 0xf1, 0xd0, 0x32, 0xa9, 0x40, 0x94, 0x93, 0x71, 0x5e, 0x36, 0x72 }; var ec3 = new byte[] { 0xa0, 0xd7, 0xb7, 0xfa, 0x7e, 0x1b, 0xbc, 0xad, 0xce, 0x9b, 0x4b, 0xdd, 0xfc, 0x27, 0x3f, 0x06, 0x2e, 0xef, 0x91, 0xf3, 0x4e, 0x5b, 0xd9, 0xfd, 0x86, 0x81, 0x4f, 0x1f, 0xa9, 0x3f, 0x26, 0xd4, 0x0d, 0xdc, 0x48, 0x5c, 0x0b, 0xe8, 0xbf, 0x70, 0xa5, 0xe2, 0xc5, 0xa9, 0x62, 0xde, 0xf9, 0x0b, 0xbc, 0xe6, 0xcd, 0x9a, 0x47, 0x4c, 0x99, 0xa8, 0xe8, 0x11, 0x9c, 0x00, 0x0d, 0x80, 0x68, 0xdf }; var es4 = new byte[] { 0x29, 0xa8, 0xbb, 0x57, 0x5f, 0xa5, 0x00, 0x07, 0x8a, 0x4a, 0x56, 0x47, 0x2b, 0xc5, 0x50, 0x3f, 0x3b, 0x7f, 0xe8, 0x5d, 0x6e, 0x7f, 0x8d, 0x5e, 0x98, 0x68, 0x90, 0x9a, 0x2c, 0x5b, 0xb9, 0x89 }; var ec6 = new byte[] { 0x29, 0x3f, 0x3d, 0x0f, 0xf8, 0xad, 0x1f, 0xe2, 0x17, 0x69, 0x8f, 0x26, 0xf4, 0x40, 0xe0, 0x87, 0x25, 0xe1, 0xcc, 0x1b, 0x91, 0x89, 0x70, 0x88, 0x38, 0xbc, 0x49, 0x90, 0x2f, 0x68, 0x9f, 0xb2, 0xcc, 0x3b, 0x43, 0xd7, 0xea, 0x95, 0xf7, 0xd3, 0x53, 0x44, 0x41, 0x7b, 0x80, 0x0c, 0xe5, 0x2d, 0x8d, 0x97, 0x29, 0x40, 0xac, 0xd0, 0x5d, 0xbd, 0xea, 0xec, 0xaf, 0xa3, 0xcb, 0x7a, 0x77, 0x77 }; var es7 = new byte[] { 0x3c, 0x07, 0x3f, 0x70, 0xe7, 0xee, 0x7f, 0x88, 0x34, 0x14, 0x8e, 0x1a, 0xb8, 0xb4, 0xd4, 0x33 }; var es8 = new byte[] { 0x17, 0x57, 0x08, 0x06, 0xa3, 0x70, 0x18, 0xf2, 0xda, 0xaf, 0x2e, 0x87, 0x7d, 0xc8, 0xa5, 0x3e, 0xc2, 0xcb, 0x63, 0x40, 0xaa, 0x9a, 0xfb, 0xd7, 0x9a, 0x7b, 0xca, 0xe5, 0xfe, 0x3e, 0xed, 0x04, 0xaf, 0x56, 0x97, 0x2c, 0x9e, 0x3a, 0xea, 0xaa, 0x68, 0x9b, 0x4d, 0xd8, 0x9f, 0xe7, 0x25, 0x15, 0xb5, 0xf6, 0x69, 0x1a, 0xde, 0x61, 0xe2, 0x6e, 0xe9, 0x19, 0xd7, 0x4b, 0x05, 0x01, 0xaf, 0x3d, 0x0d, 0x2b, 0x35, 0x9a, 0xf3, 0x2c, 0xee, 0xeb, 0x0a, 0x68, 0x47, 0xe5, 0xd2, 0xf2, 0xee, 0x90 }; var ec9 = new byte[] { 0x73, 0x17, 0xa6, 0x4a, 0x5c, 0xb5, 0x1c, 0x5f, 0xda, 0x61, 0x33, 0x4e, 0xde, 0x38, 0x54, 0x97, 0xc6, 0x95, 0x14, 0xc6, 0x4b, 0x60, 0xf8, 0xd5, 0x32, 0x37, 0x38, 0xc8, 0x01, 0x38, 0x28, 0x8b }; var ec10 = new byte[] { 0xf7, 0x11, 0x86, 0xd0, 0x87, 0x67, 0xf2, 0xf1, 0x98, 0x75, 0xe4, 0x12, 0xd6, 0xff, 0x75, 0x4d, 0xfd, 0x23, 0x8a, 0xf8, 0x71, 0x00, 0x0f, 0xe1, 0x19, 0x74, 0x17, 0x0d, 0xc0, 0xf1, 0xb1, 0x75, 0x2b, 0x74, 0xf7, 0x5e, 0xd2, 0x58, 0x01, 0x2a, 0xa4, 0x39, 0x51, 0xe3, 0x6f, 0x5b, 0x24, 0x01, 0x19, 0x86, 0x9a, 0xf6, 0x8c, 0x37, 0x43, 0xb1, 0xfd, 0x0a, 0xc0, 0x37, 0xd0, 0x02, 0x0a, 0xc8, 0x1c, 0x74, 0x2b, 0x26, 0x17, 0xde, 0x34, 0x0a, 0x21, 0x8b, 0xda, 0x1f, 0xae, 0x19, 0x81, 0x14, 0x97, 0x60, 0x62, 0x38, 0x48, 0xb0, 0x99, 0x3e, 0x82, 0x19, 0xad, 0xdd, 0xb3, 0x4e, 0x63, 0x9f, 0x4f, 0x25, 0xe7, 0x43, 0xe7, 0x30, 0x1b, 0xde, 0x14, 0x8b, 0x55, 0xd7, 0xe9, 0x69, 0x75, 0x03, 0x36, 0xce, 0xd7, 0xab, 0x00, 0x4e, 0x1c, 0xaa, 0xfd, 0xd7, 0x35, 0x1f, 0x45, 0x79, 0x02, 0x7a, 0x86, 0x1c, 0x7b, 0x1e, 0xbc, 0x13, 0x1f, 0xa6, 0x1e, 0x10, 0x27, 0xcd, 0xb4, 0x20, 0x8d, 0xbd, 0x1e, 0xe1, 0x6b, 0xe2, 0xfb, 0xfd, 0xc5, 0x54, 0xf5, 0x70, 0x54, 0xb9, 0xe2, 0x53, 0xe0, 0x5a, 0x7b, 0xed, 0x0a, 0x7e, 0x24, 0xa8, 0x39, 0x42, 0x5b, 0xa3, 0x90, 0x81, 0x96, 0x15, 0x97, 0xd0, 0x0a, 0x5f, 0x4a, 0x33, 0xfb, 0x1b, 0x73, 0x29, 0x09, 0xa4, 0x8d, 0xb9, 0xcc, 0xf5, 0xcd, 0x5f, 0x0b, 0x41, 0xf2, 0xf7, 0xd1, 0xc9, 0xab, 0x9f, 0x4d, 0x63, 0x38, 0xaa, 0x68, 0x52, 0xcc, 0xe9, 0x3d, 0x72, 0x68, 0xcf, 0xa9, 0x96, 0x9b, 0xa8, 0x63, 0xb3, 0xa9, 0xb2, 0x44, 0x70, 0x92, 0x7d, 0x1c, 0x51, 0x30, 0xb0, 0x3a, 0xd2, 0x28, 0xb1, 0x02, 0x01, 0xf0, 0x0d, 0x28, 0x35, 0x5d, 0x44, 0x3a, 0x1d, 0xc9, 0xc4, 0xc5, 0x1a, 0x3d, 0xd4, 0xdf, 0xb6, 0x1b, 0xbb, 0xb8, 0x38, 0x95, 0xde }; var es11 = new byte[] { 0x32, 0x12, 0x57, 0x18, 0x87, 0xa2, 0x26, 0x2a, 0x91, 0x3e, 0xf1, 0xa5, 0x07, 0x76, 0x0f, 0x6d, 0xa2, 0x09, 0x6a, 0x7b, 0xa4, 0x59, 0x5d, 0xc6, 0x2b, 0xca, 0x0e, 0xce, 0xd2, 0xf7, 0xb3, 0x4f, 0x01, 0x52, 0x1c, 0x07, 0x59, 0x06, 0x7b, 0x2a, 0x4c, 0x57, 0xeb, 0x45, 0x64, 0x37, 0x9c, 0xe5, 0x22, 0xcd, 0x77, 0x19, 0x29, 0xe3, 0x6e, 0x21, 0xbf, 0x11, 0x40, 0x6a, 0x89, 0xc8, 0x8f, 0xb0, 0x2b, 0x8e, 0x2a, 0x33, 0x2c, 0xce, 0x24, 0x9f, 0xed, 0xec, 0x3a, 0x50, 0xae, 0x69, 0xcd, 0x99, 0xac, 0x92, 0xd7, 0xaa, 0xe7, 0xca, 0xbf, 0x7b, 0xc4, 0x36, 0xd7, 0xd8, 0x16, 0xf4, 0x59, 0x30, 0xc4, 0x8c, 0x10, 0x66, 0x6a, 0xb6, 0xf2, 0x18, 0x69, 0x8c, 0xae, 0x38, 0x32, 0x54, 0x12, 0xcb, 0x5c, 0xc7, 0x92, 0x3b, 0x3a, 0x71, 0xa4, 0xfd, 0x81, 0x46, 0xf6, 0x7d, 0xf9, 0x97, 0xeb, 0xf2, 0x5c, 0xfc, 0x4f, 0x3c, 0x9c, 0x6f, 0xd8, 0x42, 0x24, 0x11, 0x16, 0xbd, 0xaa, 0x38, 0x0f, 0x0e, 0xe2, 0x92, 0x83, 0x54, 0x0f, 0xd3, 0x6e, 0xe5, 0x2a, 0x36, 0x77, 0x14, 0x80, 0x5e, 0xf9, 0x1f, 0x5b, 0xd0, 0xb5, 0xb5, 0x57, 0x5b, 0xf1, 0x79, 0xf8, 0x30, 0x74, 0xb6, 0xbf, 0xcb, 0x4c, 0x66, 0x32, 0xeb, 0x3a, 0xed, 0x80, 0x5b, 0xd6, 0xd8, 0x57, 0xf8, 0xec, 0xf8, 0x53, 0x05, 0x9a, 0xcc, 0x7b, 0x73, 0x9a, 0xfc, 0xe3, 0x40, 0xef, 0xbb, 0x96, 0x7a, 0x98, 0x9d, 0x73, 0x1b, 0x88, 0x40, 0xbd, 0x94, 0xfc, 0x21, 0x0b, 0x0c, 0xba, 0xf6, 0xc8, 0x53, 0x3a, 0xdf, 0x1a, 0x87, 0xdc, 0xfe, 0x15, 0xa7, 0xbc, 0x0e, 0x3b, 0x3a, 0x67, 0x3b, 0x40, 0xfd, 0xab, 0xa8, 0x75, 0xa0, 0xbf, 0x6a }; var configC = new MicroRatchetConfiguration { IsClient = true, MaximumMessageSize = 256, MinimumMessageSize = 32, ApplicationKey = applicationKey }; var configS = new MicroRatchetConfiguration { IsClient = false, MaximumMessageSize = 256, MinimumMessageSize = 32, ApplicationKey = applicationKey }; var rngC = new FakeRandomNumberGenerator(randomC); var signatureC = new Signature(privateKeyC, new SecureRandom(rngC)); var rngS = new FakeRandomNumberGenerator(randomS); var signatureS = new Signature(privateKeyS, new SecureRandom(rngS)); var servicesC = new BouncyCastleServices(privateKeyC) { Signature = signatureC, RandomNumberGenerator = rngC, }; servicesC.KeyAgreementFactory = new DeterministicKexFac(servicesC.KeyAgreementFactory, rngC); var servicesS = new BouncyCastleServices(privateKeyS) { Signature = signatureS, RandomNumberGenerator = rngS, }; servicesS.KeyAgreementFactory = new DeterministicKexFac(servicesS.KeyAgreementFactory, rngS); var C = new MicroRatchetContext(servicesC, configC, null); var S = new MicroRatchetContext(servicesS, configS, null); var c1 = C.InitiateInitialization(); var s2 = S.Receive(c1).ToSendBack; var c3 = C.Receive(s2).ToSendBack; var s4 = S.Receive(c3).ToSendBack; var c5 = C.Receive(s4).ToSendBack; //BytePrintHelper.PrintAsByteArray("ec1", c1); //BytePrintHelper.PrintAsByteArray("es2", s2); //BytePrintHelper.PrintAsByteArray("ec3", c3); //BytePrintHelper.PrintAsByteArray("es4", s4); Assert.Equal(ec1, c1); Assert.Equal(es2, s2); Assert.Equal(ec3, c3); Assert.Equal(es4, s4); Assert.Null(c5); var c6 = C.Send(message1); var s7 = S.Receive(c6).Payload; var s8 = S.Send(message2); var c9 = C.Receive(s8).Payload; var c10 = C.Send(message3); var s11 = S.Receive(c10).Payload; //BytePrintHelper.PrintAsByteArray("ec6", c6); //BytePrintHelper.PrintAsByteArray("es7", s7); //BytePrintHelper.PrintAsByteArray("es8", s8); //BytePrintHelper.PrintAsByteArray("ec9", c9); //BytePrintHelper.PrintAsByteArray("ec10", c10); //BytePrintHelper.PrintAsByteArray("es11", s11); Assert.Equal(ec6, c6); Assert.Equal(es7, s7); Assert.Equal(es8, s8); Assert.Equal(ec9, c9); Assert.Equal(ec10, c10); Assert.Equal(es11, s11); Assert.Equal(message1, s7); Assert.Equal(message2, c9); Assert.Equal(message3, s11); }
public void ClientMessagesReinstantiation() { var clientServices = new BouncyCastleServices(KeyGeneration.GeneratePrivateKey()); var serverServices = new BouncyCastleServices(KeyGeneration.GeneratePrivateKey()); RandomNumberGenerator rng = new RandomNumberGenerator(); byte[] message1 = rng.Generate(64); byte[] message2 = rng.Generate(64); byte[] message3 = rng.Generate(64); byte[] s, c; var client = new MicroRatchetContext(clientServices, true); var clientInitPacket = client.InitiateInitialization(); c = client.SaveStateAsByteArray(); var server = new MicroRatchetContext(serverServices, false); var responsePacket = server.Receive(clientInitPacket).ToSendBack; s = server.SaveStateAsByteArray(); client = new MicroRatchetContext(clientServices, true, stateBytes: c); var firstPacket = client.Receive(responsePacket).ToSendBack; c = client.SaveStateAsByteArray(); server = new MicroRatchetContext(serverServices, false, stateBytes: s); var firstResponse = server.Receive(firstPacket).ToSendBack; s = server.SaveStateAsByteArray(); client = new MicroRatchetContext(clientServices, true, stateBytes: c); var lastResult = client.Receive(firstResponse).ToSendBack; c = client.SaveStateAsByteArray(); client = new MicroRatchetContext(clientServices, true, 80, stateBytes: c); var pl1 = client.Send(message1); c = client.SaveStateAsByteArray(); client = new MicroRatchetContext(clientServices, true, 80, stateBytes: c); var pl2 = client.Send(message2); c = client.SaveStateAsByteArray(); client = new MicroRatchetContext(clientServices, true, 80, stateBytes: c); var pl3 = client.Send(message3); c = client.SaveStateAsByteArray(); server = new MicroRatchetContext(serverServices, false, 80, stateBytes: s); var r1 = server.Receive(pl1).Payload; s = server.SaveStateAsByteArray(); server = new MicroRatchetContext(serverServices, false, 80, stateBytes: s); var r2 = server.Receive(pl2).Payload; s = server.SaveStateAsByteArray(); server = new MicroRatchetContext(serverServices, false, 80, stateBytes: s); var r3 = server.Receive(pl3).Payload; s = server.SaveStateAsByteArray(); Assert.Equal(message1, r1); Assert.Equal(message2, r2); Assert.Equal(message3, r3); Assert.Null(lastResult); }