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client and server connect

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This commit is contained in:
shinichi
2020-09-23 14:31:37 +02:00
parent 8e45c9a435
commit d67c8448ad
5 changed files with 107 additions and 37 deletions
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15
Client/Client.cs
View File

@@ -12,7 +12,7 @@ namespace Client
private NetworkStream stream;
private byte[] buffer = new byte[1024];
private int bytesReceived;
private bool connected = false;
private bool connected;
public Client() : this("localhost", 5555)
@@ -24,6 +24,7 @@ namespace Client
{
this.client = new TcpClient();
this.bytesReceived = 0;
this.connected = false;
client.BeginConnect(adress, port, new AsyncCallback(OnConnect), null);
}
@@ -31,6 +32,8 @@ namespace Client
{
this.client.EndConnect(ar);
Console.WriteLine("Verbonden!");
this.stream = this.client.GetStream();
//TODO File in lezen
@@ -44,6 +47,9 @@ namespace Client
this.stream.BeginWrite(message, 0, message.Length, new AsyncCallback(OnWrite), null);
this.stream.BeginRead(this.buffer, 0, this.buffer.Length, new AsyncCallback(OnRead), null);
//temp moet eigenlijk een ok bericht ontvangen
this.connected = true;
}
private void OnRead(IAsyncResult ar)
@@ -91,7 +97,7 @@ namespace Client
private void OnWrite(IAsyncResult ar)
{
this.stream.EndWrite(ar);
//stuff idk
Console.WriteLine("wrote some stuff");
}
#region interface
@@ -117,5 +123,10 @@ namespace Client
}
#endregion
public bool IsConnected()
{
return this.connected;
}
}
}

2
Client/DataParser.cs
View File

@@ -60,7 +60,7 @@ namespace Client
{
byte[] res = new byte[payload.Length + 5];
Array.Copy(BitConverter.GetBytes(payload.Length), 0, res, 0, 4);
Array.Copy(BitConverter.GetBytes(payload.Length + 5), 0, res, 0, 4);
res[4] = messageId;
Array.Copy(payload, 0, res, 5, payload.Length);

11
Client/Program.cs
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@@ -1,6 +1,8 @@
using System;
using System.Collections.Generic;
using System.Text;
using Hardware;
using ProftaakRH;
namespace Client
{
@@ -13,6 +15,15 @@ namespace Client
Client client = new Client();
while (!client.IsConnected())
{
}
BLEHandler bLEHandler = new BLEHandler(client);
bLEHandler.Connect();
while (true)
{
}

2
ProftaakRH/BLEHandler.cs
View File

@@ -11,7 +11,7 @@ namespace Hardware
/// <summary>
/// <c>BLEHandler</c> class that handles connection and traffic to and from the bike
/// </summary>
class BLEHandler
public class BLEHandler
{
IDataReceiver dataReceiver;
private BLE bleBike;

108
Server/Client.cs
View File

@@ -1,6 +1,7 @@
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Net;
using System.Net.Sockets;
using System.Text;
@@ -16,6 +17,8 @@ namespace Server
private NetworkStream stream;
private byte[] buffer = new byte[1024];
private byte[] totalBuffer = new byte[1024];
private int bytesReceived;
public string Username { get; set; }
@@ -27,50 +30,95 @@ namespace Server
stream.BeginRead(buffer, 0, buffer.Length, new AsyncCallback(OnRead), null);
}
//private void OnRead(IAsyncResult ar)
//{
// try
// {
// int receivedBytes = stream.EndRead(ar);
// }
// catch (IOException)
// {
// communication.Disconnect(this);
// return;
// }
// int counter = 0;
// while (buffer.Length > counter)
// {
// //Console.WriteLine(buffer.Length);
// byte[] lenghtBytes = new byte[4];
// Array.Copy(buffer, counter, lenghtBytes, 0, 4);
// int length = BitConverter.ToInt32(lenghtBytes);
// Console.WriteLine(buffer[5]);
// if (length == 0)
// {
// break;
// }
// else if(buffer[counter+4]==0x02)
// {
// }
// else if(buffer[counter+4]==0x01)
// {
// byte[] packet = new byte[length];
// Console.WriteLine(Encoding.ASCII.GetString(buffer)+" "+length);
// Array.Copy(buffer, counter+5, packet, 0, length);
// Console.WriteLine(Encoding.ASCII.GetString(packet));
// HandleData(Encoding.ASCII.GetString(packet));
// }
// counter += length;
// }
// Console.WriteLine("Done");
// stream.BeginRead(buffer, 0, buffer.Length, new AsyncCallback(OnRead), null);
//}
private void OnRead(IAsyncResult ar)
{
try
int receivedBytes = this.stream.EndRead(ar);
byte[] lengthBytes = new byte[4];
Array.Copy(this.buffer, 0, lengthBytes, 0, 4);
int expectedMessageLength = BitConverter.ToInt32(lengthBytes);
if (expectedMessageLength > this.buffer.Length)
{
int receivedBytes = stream.EndRead(ar);
}
catch (IOException)
{
communication.Disconnect(this);
return;
throw new OutOfMemoryException("buffer to small");
}
int counter = 0;
while (buffer.Length > counter)
{
//Console.WriteLine(buffer.Length);
byte[] lenghtBytes = new byte[4];
Array.Copy(buffer, counter, lenghtBytes, 0, 4);
int length = BitConverter.ToInt32(lenghtBytes);
Console.WriteLine(buffer[5]);
if (length == 0)
{
break;
}
else if(buffer[counter+4]==0x02)
if (expectedMessageLength > this.bytesReceived + receivedBytes)
{
//message hasn't completely arrived yet
this.bytesReceived += receivedBytes;
this.stream.BeginRead(this.buffer, this.bytesReceived, this.buffer.Length - this.bytesReceived, new AsyncCallback(OnRead), null);
}
else if(buffer[counter+4]==0x01)
else
{
byte[] packet = new byte[length];
Console.WriteLine(Encoding.ASCII.GetString(buffer)+" "+length);
Array.Copy(buffer, counter+5, packet, 0, length);
//message completely arrived
if (expectedMessageLength != this.bytesReceived + receivedBytes)
{
Console.WriteLine("something has gone completely wrong");
Console.WriteLine($"expected: {expectedMessageLength} bytesReceive: {bytesReceived} receivedBytes: {receivedBytes}");
}
else if (buffer[4] == 0x02)
{
Console.WriteLine($"received raw data {BitConverter.ToString(buffer.Skip(5).ToArray(), 16)}");
}
else if (buffer[4] == 0x01)
{
byte[] packet = new byte[expectedMessageLength];
Console.WriteLine(Encoding.ASCII.GetString(buffer) + " " + expectedMessageLength);
Array.Copy(buffer, 5, packet, 0, expectedMessageLength - 5);
Console.WriteLine(Encoding.ASCII.GetString(packet));
HandleData(Encoding.ASCII.GetString(packet));
}
counter += length;
}
Console.WriteLine("Done");
stream.BeginRead(buffer, 0, buffer.Length, new AsyncCallback(OnRead), null);
}
private void HandleData(string packet)