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Copy pathMemoryPipePluginExt.CoreProcessFunctions.cs
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345 lines (310 loc) · 8.69 KB
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using System;
using System.IO;
using System.Linq;
using ReClassNET.Core;
using ReClassNET.Debugger;
namespace MemoryPipePlugin
{
partial class MemoryPipePluginExt
{
/// <summary>Queries if the process is valid. If the pipe isn't broken we can assume the process is valid.</summary>
/// <remarks><![CDATA[
/// Protocoll:
/// -> IsValidRequest
/// <- StatusResponse
/// ]]></remarks>
/// <param name="process">The process to check.</param>
/// <returns>True if the process is valid, false if not.</returns>
public bool IsProcessValid(IntPtr process)
{
lock (sync)
{
if (openPipes.TryGetValue(process, out var client))
{
try
{
client.Send(new IsValidRequest());
var message = client.Receive() as StatusResponse;
return message.Success;
}
catch (Exception ex)
{
LogErrorAndRemoveClient(process, ex);
}
}
return false;
}
}
/// <summary>Opens the pipe to the target process.</summary>
/// <remarks><![CDATA[
/// Protocoll:
/// -> OpenProcessRequest
/// <- StatusResponse
/// ]]></remarks>
/// <param name="pid">The process id.</param>
/// <param name="desiredAccess">The desired access. (ignored)</param>
/// <returns>A plugin internal handle to the process.</returns>
public IntPtr OpenRemoteProcess(IntPtr pid, ProcessAccess desiredAccess)
{
lock (sync)
{
try
{
var pipePath = GetPipes().FirstOrDefault(p => p.GetHashCode() == pid.ToInt32());
if (pipePath == null)
{
return IntPtr.Zero;
}
var client = CreateClientForPipe(pipePath);
try
{
client.Send(new OpenProcessRequest());
client.Receive(); // swallow the StatusResponse
return client.Id;
}
catch (Exception ex)
{
LogErrorAndRemoveClient(client.Id, ex);
}
}
catch (Exception ex)
{
host.Logger.Log(ex);
}
}
return IntPtr.Zero;
}
/// <summary>Closes the pipe to the remote process.</summary>
/// <remarks><![CDATA[
/// Protocoll:
/// -> CloseProcessRequest
/// <- StatusResponse
/// ]]></remarks>
/// <param name="process">The process to close.</param>
public void CloseRemoteProcess(IntPtr process)
{
lock (sync)
{
if (openPipes.TryGetValue(process, out var client))
{
try
{
client.Send(new CloseProcessRequest());
client.Receive(); // swallow the StatusResponse
}
catch
{
}
openPipes.Remove(process);
client.Dispose();
}
}
}
/// <summary>Reads memory of the remote process through the pipe.</summary>
/// <remarks><![CDATA[
/// Protocoll:
/// -> ReadMemoryRequest
/// <- StatusResponse, if an error occured
/// <- ReadMemoryResponse, if no error occured
/// ]]></remarks>
/// <param name="process">The process to read from.</param>
/// <param name="address">The address to read from.</param>
/// <param name="buffer">The buffer to read into.</param>
/// <param name="offset">The offset into the buffer.</param>
/// <param name="size">The size of the memory to read.</param>
/// <returns>True if it succeeds, false if it fails.</returns>
public bool ReadRemoteMemory(IntPtr process, IntPtr address, ref byte[] buffer, int offset, int size)
{
lock (sync)
{
var client = GetClientById(process);
if (client != null)
{
try
{
client.Send(new ReadMemoryRequest(address, size));
var response = client.Receive();
if (response is StatusResponse statusMessage)
{
return statusMessage.Success;
}
if (response is ReadMemoryResponse memoryResponse)
{
if (memoryResponse.Data.Length == size)
{
Array.Copy(memoryResponse.Data, 0, buffer, offset, size);
return true;
}
}
}
catch (Exception ex)
{
LogErrorAndRemoveClient(process, ex);
}
}
return false;
}
}
/// <summary>Writes memory to the remote process.</summary>
/// <remarks><![CDATA[
/// Protocoll:
/// -> WriteMemoryRequest
/// <- StatusResponse
/// ]]></remarks>
/// <param name="process">The process to write to.</param>
/// <param name="address">The address to write to.</param>
/// <param name="buffer">The memory to write.</param>
/// <param name="offset">The offset into the buffer.</param>
/// <param name="size">The size of the memory to write.</param>
/// <returns>True if it succeeds, false if it fails.</returns>
public bool WriteRemoteMemory(IntPtr process, IntPtr address, ref byte[] buffer, int offset, int size)
{
lock (sync)
{
var client = GetClientById(process);
if (client != null)
{
try
{
var data = new byte[size];
Array.Copy(buffer, offset, data, 0, size);
client.Send(new WriteMemoryRequest(address, data));
var message = client.Receive() as StatusResponse;
return message.Success;
}
catch (Exception ex)
{
LogErrorAndRemoveClient(process, ex);
}
}
return false;
}
}
/// <summary>Enumerates all pipes started by the ReClass.NET PipeServer.</summary>
/// <param name="callbackProcess">The callback which gets called for every process.</param>
public void EnumerateProcesses(EnumerateProcessCallback callbackProcess)
{
if (callbackProcess == null)
{
return;
}
foreach (var pipe in GetPipes())
{
var platform = new DirectoryInfo(pipe).Parent?.Name ?? string.Empty;
#if RECLASSNET64
if (platform.ToLower() == "x64")
#else
if (platform.ToLower() == "x86")
#endif
{
var data = new EnumerateProcessData
{
Id = (IntPtr)pipe.GetHashCode(),
Name = Path.GetFileName(pipe),
Path = pipe
};
callbackProcess(ref data);
}
}
}
/// <summary>Enumerate all sections and modules of the remote process.</summary>
/// <remarks><![CDATA[
/// Protocoll:
/// -> EnumerateRemoteSectionsAndModulesRequest
/// <- EnumerateRemoteSectionResponse [*]
/// <- EnumerateRemoteModuleResponse [*]
/// <- StatusResponse
///
/// Both callback messages can arrive in random order and count. The enumeration is finished if the StatusResponse was received.
/// ]]></remarks>
/// <param name="process">The process.</param>
/// <param name="callbackSection">The callback which gets called for every section.</param>
/// <param name="callbackModule">The callback which gets called for every module.</param>
public void EnumerateRemoteSectionsAndModules(IntPtr process, EnumerateRemoteSectionCallback callbackSection, EnumerateRemoteModuleCallback callbackModule)
{
if (callbackSection == null && callbackModule == null)
{
return;
}
lock (sync)
{
var client = GetClientById(process);
if (client != null)
{
try
{
client.Send(new EnumerateRemoteSectionsAndModulesRequest());
while (true)
{
var message = client.Receive();
if (message is StatusResponse)
{
break;
}
switch (message)
{
case EnumerateRemoteSectionResponse callbackSectionMessage:
{
var data = new EnumerateRemoteSectionData
{
BaseAddress = callbackSectionMessage.BaseAddress,
Size = callbackSectionMessage.Size,
Type = callbackSectionMessage.Type,
Category = callbackSectionMessage.Category,
Protection = callbackSectionMessage.Protection,
Name = callbackSectionMessage.Name,
ModulePath = callbackSectionMessage.ModulePath
};
callbackSection?.Invoke(ref data);
break;
}
case EnumerateRemoteModuleResponse callbackModuleMessage:
{
var data = new EnumerateRemoteModuleData
{
BaseAddress = callbackModuleMessage.BaseAddress,
Size = callbackModuleMessage.Size,
Path = callbackModuleMessage.Path
};
callbackModule?.Invoke(ref data);
break;
}
}
}
}
catch (Exception ex)
{
LogErrorAndRemoveClient(process, ex);
}
}
}
}
public void ControlRemoteProcess(IntPtr process, ControlRemoteProcessAction action)
{
// Not supported.
}
public bool AttachDebuggerToProcess(IntPtr id)
{
// Not supported.
return false;
}
public void DetachDebuggerFromProcess(IntPtr id)
{
// Not supported.
}
public bool AwaitDebugEvent(ref DebugEvent evt, int timeoutInMilliseconds)
{
// Not supported.
return false;
}
public void HandleDebugEvent(ref DebugEvent evt)
{
// Not supported.
}
public bool SetHardwareBreakpoint(IntPtr id, IntPtr address, HardwareBreakpointRegister register, HardwareBreakpointTrigger trigger, HardwareBreakpointSize size, bool set)
{
// Not supported.
return false;
}
}
}