not working

This commit is contained in:
Matthias Heil
2026-03-31 18:48:55 +02:00
parent ac7149fb9b
commit 83f8031862
12 changed files with 215 additions and 1 deletions

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@@ -0,0 +1,14 @@
<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<OutputType>Exe</OutputType>
<TargetFramework>net10.0</TargetFramework>
<ImplicitUsings>enable</ImplicitUsings>
<Nullable>enable</Nullable>
</PropertyGroup>
<ItemGroup>
<ProjectReference Include="..\NamedPipes\NamedPipes.csproj" />
</ItemGroup>
</Project>

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@@ -0,0 +1,2 @@
var pipeServer = new NamedPipes.Receiver();
pipeServer.Start();

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@@ -0,0 +1,7 @@
<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>netstandard2.0</TargetFramework>
</PropertyGroup>
</Project>

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@@ -0,0 +1,23 @@
using System.IO;
namespace NamedPipes
{
// Contains the method executed in the context of the impersonated user
public class ReadFileToStream
{
private readonly string fn;
private readonly StreamString ss;
public ReadFileToStream(StreamString str, string filename)
{
fn = filename;
ss = str;
}
public void Start()
{
string contents = File.ReadAllText(fn);
ss.WriteString(contents);
}
}
}

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@@ -0,0 +1,65 @@
using System;
using System.IO;
using System.IO.Pipes;
using System.Text;
using System.Threading;
namespace NamedPipes
{
public class Receiver
{
public readonly static string PipeName = "testpipe";
public Receiver()
{
}
~Receiver()
{
}
public void Start()
{
while (true)
{
var pipeServer = new NamedPipeServerStream(PipeName, PipeDirection.InOut);
int threadId = Thread.CurrentThread.ManagedThreadId;
// Wait for a client to connect
pipeServer.WaitForConnection();
Console.WriteLine($"Client connected on thread[{threadId}].");
try
{
// Read the request from the client. Once the client has
// written to the pipe its security token will be available.
StreamString stream = new StreamString(pipeServer);
// Verify our identity to the connected client using a
// string that the client anticipates.
stream.WriteString("I am the one true server!");
string message = stream.ReadString();
Console.WriteLine($"Received: {message}");
// Read in the contents of the file while impersonating the client.
//ReadFileToStream fileReader = new ReadFileToStream(ss, filename);
// Display the name of the user we are impersonating.
//Console.WriteLine($"Reading file: {filename} on thread[{threadId}] as user: {pipeServer.GetImpersonationUserName()}.");
//pipeServer.RunAsClient(fileReader.Start);
}
// Catch the IOException that is raised if the pipe is broken
// or disconnected.
catch (IOException e)
{
Console.WriteLine($"ERROR: {e.Message}");
}
finally
{
pipeServer.Dispose();
}
}
}
}
}

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@@ -0,0 +1,40 @@
using System;
using System.IO.Pipes;
using System.Security.Principal;
using System.Threading;
namespace NamedPipes
{
public class Sender
{
public Sender() { }
public void SendMessage(string message)
{
var pipeClient = new NamedPipeClientStream(".", Receiver.PipeName, PipeDirection.InOut, PipeOptions.None, TokenImpersonationLevel.Impersonation);
Console.WriteLine("Connecting to server...\n");
pipeClient.Connect(5000);
Console.WriteLine("Connected.\n");
var ss = new StreamString(pipeClient);
// Validate the server's signature string.
if (ss.ReadString() == "I am the one true server!")
{
// The client security token is sent with the first write.
// Send the name of the file whose contents are returned
// by the server.
ss.WriteString(message);
// Print the file to the screen.
Console.Write(ss.ReadString());
}
else
{
Console.WriteLine("Server could not be verified.");
}
pipeClient.Dispose();
// Give the client process some time to display results before exiting.
Thread.Sleep(100);
}
}
}

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@@ -0,0 +1,47 @@
using System;
using System.IO;
using System.Text;
namespace NamedPipes
{
// Defines the data protocol for reading and writing strings on our stream.
public class StreamString
{
private readonly Stream ioStream;
private readonly UnicodeEncoding streamEncoding;
public StreamString(Stream ioStream)
{
this.ioStream = ioStream;
streamEncoding = new UnicodeEncoding();
}
public string ReadString()
{
int len;
len = ioStream.ReadByte() * 256;
len += ioStream.ReadByte();
var inBuffer = new byte[len];
ioStream.Read(inBuffer, 0, len);
return streamEncoding.GetString(inBuffer);
}
public int WriteString(string outString)
{
byte[] outBuffer = streamEncoding.GetBytes(outString);
int len = outBuffer.Length;
if (len > UInt16.MaxValue)
{
len = (int)UInt16.MaxValue;
}
ioStream.WriteByte((byte)(len / 256));
ioStream.WriteByte((byte)(len & 255));
ioStream.Write(outBuffer, 0, len);
ioStream.Flush();
return outBuffer.Length + 2;
}
}
}

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@@ -1,4 +1,8 @@
<Solution>
<Folder Name="/NamedPipes/">
<Project Path="DebugVisualizer/DebugVisualizer.csproj" Id="c81154ef-d854-4f1e-9d14-2cf674885291" />
<Project Path="NamedPipes/NamedPipes.csproj" Id="8d7b1151-8b57-4411-a361-47ed9c504a22" />
</Folder>
<Project Path="Vector3Visualizer/Vector3Visualizer.csproj" />
<Project Path="Vector3VisualizerSource/Vector3VisualizerSource.csproj" />
<Project Path="Vector3VisualizerTest/Test.csproj" />

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@@ -2,7 +2,6 @@
using Microsoft.VisualStudio.Extensibility.DebuggerVisualizers;
using Microsoft.VisualStudio.RpcContracts.RemoteUI;
using System.Collections.Generic;
using System.Linq;
using System.Numerics;
using System.Threading;
using System.Threading.Tasks;

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@@ -15,6 +15,7 @@
</ItemGroup>
<ItemGroup>
<Content Include="$(RepoRootPath)bin\Vector3VisualizerSource\$(Configuration)\netstandard2.0\Vector3VisualizerSource.dll" Link="netstandard2.0\Vector3VisualizerSource.dll" CopyToOutputDirectory="PreserveNewest" />
<Content Include="$(RepoRootPath)bin\NamedPipes\$(Configuration)\netstandard2.0\NamedPipes.dll" Link="netstandard2.0\NamedPipes.dll" CopyToOutputDirectory="PreserveNewest" />
</ItemGroup>
<ItemGroup>
<EmbeddedResource Include="Vector3VisualizerUserControl.xaml" />

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@@ -1,4 +1,5 @@
using Microsoft.VisualStudio.DebuggerVisualizers;
using NamedPipes;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
@@ -9,6 +10,12 @@ namespace Vector3VisualizerSource;
public class Vector3ObjectSource : VisualizerObjectSource
{
public static void Send(Vector3Model vector3Model)
{
var pipeClient = new Sender();
pipeClient.SendMessage($"Hello from {nameof(Vector3ObjectSource)}");
}
public Vector3ObjectSource():base()
{
Debug.WriteLine("new Vector3ObjectSource");
@@ -29,6 +36,7 @@ public class Vector3ObjectSource : VisualizerObjectSource
{
vector3Model.Quaternion = quaternion.ToString();
}
Send(vector3Model);
SerializeAsJson(outgoingData, vector3Model);
}
}

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@@ -11,4 +11,8 @@
<PackageReference Include="System.Numerics.Vectors" Version="4.6.1" />
</ItemGroup>
<ItemGroup>
<ProjectReference Include="..\NamedPipes\NamedPipes.csproj" />
</ItemGroup>
</Project>