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Add option to remove Security Directory #146

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Add option to remove Security Directory #146

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7 changes: 7 additions & 0 deletions Steamless.API/Model/SteamlessOptions.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -40,6 +40,7 @@ public SteamlessOptions()
this.DontRealignSections = true;
this.ZeroDosStubData = true;
this.RecalculateFileChecksum = false;
this.RemoveCertificateTable = true;
}

/// <summary>
Expand Down Expand Up @@ -113,5 +114,11 @@ public bool RecalculateFileChecksum
get => this.Get<bool>("RecalculateFileChecksum");
set => this.Set("RecalculateFileChecksum", value);
}

public bool RemoveCertificateTable
{
get => this.Get<bool>("RemoveCertificateTable");
set => this.Set("RemoveCertificateTable", value);
}
}
}
7 changes: 7 additions & 0 deletions Steamless.Unpacker.Variant31.x64/Main.cs
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Expand Up @@ -463,6 +463,13 @@ private bool Step6()
var ntHeaders = this.File.NtHeaders;
ntHeaders.OptionalHeader.AddressOfEntryPoint = (uint)this.StubHeader.OriginalEntryPoint;
ntHeaders.OptionalHeader.CheckSum = 0;

if(this.Options.RemoveCertificateTable)
{
ntHeaders.OptionalHeader.CertificateTable.Size = 0;
ntHeaders.OptionalHeader.CertificateTable.VirtualAddress = 0;
}

this.File.NtHeaders = ntHeaders;

// Write the NT headers to the file..
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2 changes: 2 additions & 0 deletions Steamless/View/MainView.xaml
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Expand Up @@ -87,6 +87,7 @@
<RowDefinition Height="Auto" />
<RowDefinition Height="Auto" />
<RowDefinition Height="Auto" />
<RowDefinition Height="Auto" />
</Grid.RowDefinitions>
<CheckBox Grid.Row="0" Content="Verbose Output" Margin="2" ToolTip="If enabled, Steamless will allow logging of debug messages." IsChecked="{Binding Options.VerboseOutput}" />
<CheckBox Grid.Row="1" Content="Keep Bind Section" Margin="2" ToolTip="The bind section should be kept within the file after unpacking." IsChecked="{Binding Options.KeepBindSection}" />
Expand All @@ -96,6 +97,7 @@
<CheckBox Grid.Row="5" Content="Don't Realign Sections" Margin="2" ToolTip="Disables realignment of sections when unpacking." IsChecked="{Binding Options.DontRealignSections}" />
<CheckBox Grid.Row="6" Content="Zero DOS Stub Data" Margin="2" ToolTip="Sets the DOS stub data to 00's." IsChecked="{Binding Options.ZeroDosStubData}" />
<CheckBox Grid.Row="7" Content="Recalculate File Checksum" Margin="2" ToolTip="Recalculates the file checksum in the unpacked file." IsChecked="{Binding Options.RecalculateFileChecksum}" />
<CheckBox Grid.Row="8" Content="Remove Certificate Table" Margin="2" ToolTip="Removes the security directory from the optional data directories." IsChecked="{Binding Options.RemoveCertificateTable}" />
</Grid>
</GroupBox>

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