Testing Windows impl.

DLL location and hardening issues
This commit is contained in:
Norbi Peti 2018-07-05 18:49:00 +02:00
parent 123bce5027
commit f933d417b7
3 changed files with 125 additions and 6 deletions

View file

@ -1,6 +1,7 @@
using System; using System;
using System.Collections.Generic; using System.Collections.Generic;
using System.Linq; using System.Linq;
using System.Runtime.InteropServices;
using System.Text; using System.Text;
using System.Threading.Tasks; using System.Threading.Tasks;
using VirtualBox; using VirtualBox;
@ -9,12 +10,50 @@ namespace VirtualComputerWindows
{ {
public static class Exports public static class Exports
{ {
[DllExport] [DllImport(@"C:\Program Files\Oracle\VirtualBox\VBoxRT.dll", CallingConvention = CallingConvention.StdCall)]
public static VirtualBoxClass Init() private static extern void RTR3InitExe(int argc, string argv, int zeroflags);
/*[DllImport(@"C:\Program Files\Oracle\VirtualBox\VBoxVMM.dll", CallingConvention = CallingConvention.StdCall)]
private static extern int VMMDoHmTest(IntPtr vmstruct);*/
private static VirtualBoxClient vbc;
public static async Task<IVirtualBox> Init() => await Task.Run(() =>
{ {
var vbox = new VirtualBoxClass(); try
return vbox; {
var machine = vbox.Machines.GetValue(0) as IMachine; //Environment.SetEnvironmentVariable("VBOX_HOME", @"C:\Program Files\Oracle\VirtualBox\");
//TODO: Only finds the VBoxVMM.dll when placed in the VirtualBox dir (regardless of working dir)
//Even then there are hardening issues: VERR_SUPDRV_NOT_BUDDING_VM_PROCESS_1
//https://www.virtualbox.org/svn/vbox/trunk/src/VBox/HostDrivers/Support/win/SUPDrv-win.cpp
vbc = new VirtualBoxClientClass();
var vbox = vbc.VirtualBox;
RTR3InitExe(0, "", 0);
var ses = vbc.Session;
var machine = vbox.Machines.GetValue(0) as IMachine;
ses.Name = "minecraft";
machine.LockMachine(ses, LockType.LockType_VM);
Console.WriteLine("Locking...");
while (ses.State != SessionState.SessionState_Locked) ;
Console.WriteLine("Locked");
machine = ses.Machine;
Console.WriteLine("Powering up...");
ses.Console.PowerUp().WaitForCompletion(10000);
Console.WriteLine("Framebuffer attach");
ses.Console.Display.AttachFramebuffer(0, new VBFB(ses.Console.Display));
return vbox;
}
catch(Exception e)
{
Console.WriteLine(e);
Console.ReadLine();
return null;
}
});
public static void Main()
{
Init();
Console.ReadLine();
} }
} }
} }

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@ -0,0 +1,75 @@
using System;
using VirtualBox;
namespace VirtualComputerWindows
{
internal class VBFB : IFramebuffer
{
private IDisplay display;
public VBFB(IDisplay display)
{
this.display = display;
}
public void NotifyUpdate(uint aX, uint aY, uint aWidth, uint aHeight)
{
Console.WriteLine("Update: " + aX + " " + aY + " " + aWidth + " " + aHeight);
}
public void NotifyUpdateImage(uint aX, uint aY, uint aWidth, uint aHeight, Array aImage)
{
Console.WriteLine("UpdateImage: " + aX + " " + aY + " " + aWidth + " " + aHeight);
}
public void NotifyChange(uint aScreenId, uint aXOrigin, uint aYOrigin, uint aWidth, uint aHeight)
{
Console.WriteLine("Change: " + aXOrigin + " " + aYOrigin + " " + aWidth + " " + aHeight);
display.QuerySourceBitmap(0, out var isd);
var addr = new IntPtr();
isd.QueryBitmapInfo(addr, out var w, out var h, out var bpp, out var bpl, out var bf);
Console.WriteLine("Bitmap info: " + addr + " " + w + " " + h + " " + bpp + " " + bpl + " " + bf);
}
public int VideoModeSupported(uint aWidth, uint aHeight, uint aBpp)
{
return 1;
}
public uint GetVisibleRegion(ref byte aRectangles, uint aCount)
{
return aCount;
}
public void SetVisibleRegion(ref byte aRectangles, uint aCount)
{
}
public void ProcessVHWACommand(ref byte aCommand, int aEnmCmd, int aFromGuest)
{
}
public void Notify3DEvent(uint aType, Array aData)
{
}
public uint Width => 640;
public uint Height => 480;
public uint BitsPerPixel => 32;
public uint BytesPerLine => 640 * 4;
public BitmapFormat PixelFormat => BitmapFormat.BitmapFormat_BGRA;
public uint HeightReduction => 0;
public IFramebufferOverlay Overlay => null;
public long WinId => 0;
//public Array Capabilities => new[] { FramebufferCapabilities.FramebufferCapabilities_UpdateImage };
public Array Capabilities => new FramebufferCapabilities[] { };
}
}

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@ -5,7 +5,7 @@
<Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration> <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
<Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform> <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
<ProjectGuid>{5E734F17-FF74-4187-A6E4-B7E1DAB272F8}</ProjectGuid> <ProjectGuid>{5E734F17-FF74-4187-A6E4-B7E1DAB272F8}</ProjectGuid>
<OutputType>Library</OutputType> <OutputType>Exe</OutputType>
<AppDesignerFolder>Properties</AppDesignerFolder> <AppDesignerFolder>Properties</AppDesignerFolder>
<RootNamespace>VirtualComputerWindows</RootNamespace> <RootNamespace>VirtualComputerWindows</RootNamespace>
<AssemblyName>VirtualComputerWindows</AssemblyName> <AssemblyName>VirtualComputerWindows</AssemblyName>
@ -44,6 +44,7 @@
<PlatformTarget>AnyCPU</PlatformTarget> <PlatformTarget>AnyCPU</PlatformTarget>
<ErrorReport>prompt</ErrorReport> <ErrorReport>prompt</ErrorReport>
<CodeAnalysisRuleSet>MinimumRecommendedRules.ruleset</CodeAnalysisRuleSet> <CodeAnalysisRuleSet>MinimumRecommendedRules.ruleset</CodeAnalysisRuleSet>
<Prefer32Bit>false</Prefer32Bit>
</PropertyGroup> </PropertyGroup>
<PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release|x64'"> <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release|x64'">
<OutputPath>bin\x64\Release\</OutputPath> <OutputPath>bin\x64\Release\</OutputPath>
@ -72,6 +73,9 @@
<ErrorReport>prompt</ErrorReport> <ErrorReport>prompt</ErrorReport>
<CodeAnalysisRuleSet>MinimumRecommendedRules.ruleset</CodeAnalysisRuleSet> <CodeAnalysisRuleSet>MinimumRecommendedRules.ruleset</CodeAnalysisRuleSet>
</PropertyGroup> </PropertyGroup>
<PropertyGroup>
<StartupObject />
</PropertyGroup>
<ItemGroup> <ItemGroup>
<Reference Include="DllExport, Version=1.5.2.30304, Culture=neutral, PublicKeyToken=8337224c9ad9e356, processorArchitecture=MSIL"> <Reference Include="DllExport, Version=1.5.2.30304, Culture=neutral, PublicKeyToken=8337224c9ad9e356, processorArchitecture=MSIL">
<HintPath>..\packages\DllExport.1.5.2\lib\net20\DllExport.dll</HintPath> <HintPath>..\packages\DllExport.1.5.2\lib\net20\DllExport.dll</HintPath>
@ -93,6 +97,7 @@
<ItemGroup> <ItemGroup>
<Compile Include="Exports.cs" /> <Compile Include="Exports.cs" />
<Compile Include="Properties\AssemblyInfo.cs" /> <Compile Include="Properties\AssemblyInfo.cs" />
<Compile Include="VBFB.cs" />
</ItemGroup> </ItemGroup>
<ItemGroup> <ItemGroup>
<None Include="app.config" /> <None Include="app.config" />