/// <summary>
/// Instianciates a CSharpDecompiler from a given assemblyfilename and applies decompilersettings
/// </summary>
/// <param name="assemblyFileName">path for assemblyfile to decompile</param>
/// <param name="settings">optional decompiler settings</param>
/// <returns>Instance of CSharpDecompiler</returns>
public CSharpDecompiler GetCSharpDecompiler(string assemblyFileName, DecompilerSettings settings = null)
{
if (settings == null)
{
settings = new DecompilerSettings();
}
using (var file = new FileStream(assemblyFileName, FileMode.Open, FileAccess.Read))
{
var module = new PEFile(assemblyFileName, file, PEStreamOptions.PrefetchEntireImage);
var resolver = new UniversalAssemblyResolver(assemblyFileName, false,
module.Reader.DetectTargetFrameworkId(), PEStreamOptions.PrefetchMetadata);
resolver.AddSearchDirectory(Path.GetDirectoryName(module.FullName));
var typeSystem = new DecompilerTypeSystem(module, resolver, settings);
var decompiler = new CSharpDecompiler(typeSystem, settings);
decompiler.DebugInfoProvider = DebugInfoLoader.LoadSymbols(module);
return(decompiler);
}
}
PEFile LoadAssembly(object state)
{
MetadataReaderOptions options;
if (DecompilerSettingsPanel.CurrentDecompilerSettings.ApplyWindowsRuntimeProjections)
{
options = MetadataReaderOptions.ApplyWindowsRuntimeProjections;
}
else
{
options = MetadataReaderOptions.None;
}
PEFile module;
// runs on background thread
if (state is Stream stream)
{
// Read the module from a precrafted stream
module = new PEFile(fileName, stream, metadataOptions: options);
}
else
{
// Read the module from disk (by default)
stream = new FileStream(fileName, FileMode.Open, FileAccess.Read);
module = new PEFile(fileName, stream, PEStreamOptions.PrefetchEntireImage,
metadataOptions: options);
}
if (DecompilerSettingsPanel.CurrentDecompilerSettings.UseDebugSymbols)
{
try {
this.debugInfoProvider = DebugInfoLoader.LoadSymbols(module);
} catch (IOException) {
} catch (UnauthorizedAccessException) {
} catch (InvalidOperationException) {
// ignore any errors during symbol loading
}
}
lock (loadedAssemblies) {
loadedAssemblies.Add(module, this);
}
return(module);
}
