static void Main(string[] args)
{
var asmDef = AssemblyDef.Load(args[0]);
var method = asmDef.ManifestModule.EntryPoint.DeclaringType.FindMethod("Foo");
var asmResolver = new AssemblyResolver();
var modCtx = new ModuleContext(asmResolver);
var ast = new ILAST(method, modCtx);
Console.WriteLine("-------------------------------");
Console.WriteLine(" Standard AST");
Console.WriteLine("-------------------------------");
foreach (Element element in ast.Elements)
Console.WriteLine("{0}: {1}", element.GetType().Name, element);
ILAST.SimplifyElements(ast.Elements);
Console.WriteLine("\n-------------------------------");
Console.WriteLine(" Simplified AST");
Console.WriteLine("-------------------------------");
foreach (Element element in ast.Elements)
Console.WriteLine("{0}: {1}", element.GetType().Name, element);
Console.WriteLine(asmDef);
}
public IObfuscatedFile SearchDeobfuscator(string filename)
{
ModuleContext context = new ModuleContext();
ObfuscatedFile.Options fileOptions = new ObfuscatedFile.Options { Filename = filename };
ObfuscatedFile ofile = CreateObfuscationFile(fileOptions, context);
return ofile;
}
public ILAST(MethodDef method, ModuleContext modCtx)
{
Method = method;
Method.DeclaringType.Module.Context = modCtx;
Elements = new List<Element>();
ProcessMethod();
}
public dnModule(byte[] module, string fileName, ModuleContext ctx) {
RawData = module;
ErrorMessage = null;
Name = Path.GetFileName(fileName);
var creator = new dnModuleStreamCreator(module, fileName);
try {
Image = new PEImage(creator, ImageLayout.File, true);
}
catch (Exception ex) {
ErrorMessage += string.Format("Error while loading PE Image:{0}{1}{0}{0}",
Environment.NewLine, ex);
Image = null;
return;
}
try {
MetaData = MetaDataCreator.CreateMetaData(Image);
}
catch (Exception ex) {
ErrorMessage += string.Format("Error while loading MetaData:{0}{1}{0}{0}",
Environment.NewLine, ex);
MetaData = null;
return;
}
try {
ModuleDef = (ModuleDefMD)loadInternal.Invoke(null, new object[] {
MetaData, new ModuleCreationOptions {
TryToLoadPdbFromDisk = true,
Context = ctx
}
});
ModuleDef.EnableTypeDefFindCache = true;
}
catch (Exception ex) {
ErrorMessage = string.Format("Error while loading ModuleDef:{0}{1}{0}{0}",
Environment.NewLine, ex);
ModuleDef = null;
return;
}
if (ModuleDef.Assembly != null)
Name = ModuleDef.Assembly.Name;
else
Name = ModuleDef.Name;
if (string.IsNullOrEmpty(Name))
Name = Path.GetFileName(fileName);
}
public FileSystemPath Execute(IAssemblyFile existingAssemblyFile, string newFileName, IProgressIndicator progressIndicator)
{
var context = new ModuleContext();
var fileOptions = new ObfuscatedFile.Options
{
Filename = existingAssemblyFile.Location.FullPath,
NewFilename = newFileName,
};
IObfuscatedFile obfuscationFile = CreateObfuscationFile(fileOptions, context);
return Deobfuscate(obfuscationFile, progressIndicator);
}
public ObfuscatedFile(Options options, ModuleContext moduleContext, IAssemblyClientFactory assemblyClientFactory, MemoryStream ms)
{
this.assemblyClientFactory = assemblyClientFactory;
this.options = options;
userStringDecrypterMethods = options.StringDecrypterMethods.Count > 0;
options.Filename = Utils.getFullPath(options.Filename);
assemblyModule = new AssemblyModule(options.Filename, moduleContext, ms);
if (options.NewFilename == null)
options.NewFilename = getDefaultNewFilename();
if (string.Equals(options.Filename, options.NewFilename, StringComparison.OrdinalIgnoreCase))
throw new UserException(string.Format("filename is same as new filename! ({0})", options.Filename));
}
public ObfuscatedFile CreateObfuscationFile(ObfuscatedFile.Options fileOptions, ModuleContext moduleContext)
{
ObfuscatedFile ofile = new ObfuscatedFile(fileOptions, moduleContext, new NewAppDomainAssemblyClientFactory());
ofile.DeobfuscatorContext = new DeobfuscatorContext();
try
{
ofile.Load(CreateDeobfuscatorInfos().Select(di => di.CreateDeobfuscator()).ToList());
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
return null;
}
return ofile;
}
public static IObfuscatedFile SearchDeobfuscator(string filename)
{
TheAssemblyResolver.Instance.ClearAll();
var fileOptions = new ObfuscatedFile.Options { Filename = filename };
var moduleContext = new ModuleContext(TheAssemblyResolver.Instance);
var ofile = new ObfuscatedFile(fileOptions, moduleContext, new NewAppDomainAssemblyClientFactory())
{
DeobfuscatorContext = new DeobfuscatorContext(),
};
try { ofile.Load(CreateDeobfuscatorInfos().Select(di => di.CreateDeobfuscator()).ToList()); }
catch (Exception) { return null; }
return ofile;
}
public Options() {
ModuleContext = new ModuleContext(TheAssemblyResolver.Instance);
DeobfuscatorInfos = new List<IDeobfuscatorInfo>();
Files = new List<IObfuscatedFile>();
SearchDirs = new List<SearchDir>();
DefaultStringDecrypterMethods = new List<string>();
RenamerFlags = RenamerFlags.RenameNamespaces |
RenamerFlags.RenameTypes |
RenamerFlags.RenameProperties |
RenamerFlags.RenameEvents |
RenamerFlags.RenameFields |
RenamerFlags.RenameMethods |
RenamerFlags.RenameMethodArgs |
RenamerFlags.RenameGenericParams |
RenamerFlags.RestorePropertiesFromNames |
RenamerFlags.RestoreEventsFromNames |
RenamerFlags.RestoreProperties |
RenamerFlags.RestoreEvents;
RenameSymbols = true;
ControlFlowDeobfuscation = true;
}
/// <summary>
/// Finds an assembly that exactly matches the requested assembly
/// </summary>
/// <param name="assembly">Assembly to find</param>
/// <param name="paths">Search paths or <c>null</c> if none</param>
/// <param name="moduleContext">Module context</param>
/// <returns>An <see cref="AssemblyDef"/> instance or <c>null</c> if an exact match
/// couldn't be found.</returns>
AssemblyDef FindExactAssembly(IAssembly assembly, IEnumerable <string> paths, ModuleContext moduleContext)
{
if (paths == null)
{
return(null);
}
var asmComparer = AssemblyNameComparer.CompareAll;
foreach (var path in paths.GetSafeEnumerable())
{
ModuleDefMD mod = null;
try {
mod = ModuleDefMD.Load(path, moduleContext);
var asm = mod.Assembly;
if (!asm.HasPublicKey && asm.Name == "mscorlib")
{
asm.PublicKey = new PublicKey(new byte[]
{
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
});
}
if (asm != null && asmComparer.Equals(assembly, asm))
{
mod = null;
return(asm);
}
}
catch {
}
finally {
if (mod != null)
{
mod.Dispose();
}
}
}
return(null);
}
/// <summary>
/// Creates a <see cref="ModuleDefMD"/> instance
/// </summary>
/// <param name="peImage">PE image</param>
/// <param name="context">Module context or <c>null</c></param>
/// <returns>A new <see cref="ModuleDefMD"/> instance</returns>
public static ModuleDefMD Load(IPEImage peImage, ModuleContext context)
{
return Load(MetaDataCreator.Load(peImage), new ModuleCreationOptions(context));
}
/// <summary>
/// Creates a <see cref="ModuleDefMD"/> instance from a stream
/// </summary>
/// <remarks>This will read all bytes from the stream and call <see cref="Load(byte[],ModuleContext)"/>.
/// It's better to use one of the other Load() methods.</remarks>
/// <param name="stream">The stream (owned by caller)</param>
/// <param name="context">Module context or <c>null</c></param>
/// <returns>A new <see cref="ModuleDefMD"/> instance</returns>
/// <exception cref="ArgumentNullException">If <paramref name="stream"/> is <c>null</c></exception>
public static ModuleDefMD Load(Stream stream, ModuleContext context)
{
return Load(stream, new ModuleCreationOptions(context));
}
/// <summary>
/// Creates a <see cref="ModuleDefMD"/> instance from a reflection module
/// </summary>
/// <param name="mod">An existing reflection module</param>
/// <param name="context">Module context or <c>null</c></param>
/// <returns>A new <see cref="ModuleDefMD"/> instance</returns>
public static ModuleDefMD Load(System.Reflection.Module mod, ModuleContext context) {
return Load(mod, new ModuleCreationOptions(context), GetImageLayout(mod));
}
/// <summary>
/// Creates a <see cref="ModuleDefMD"/> instance from a byte[]
/// </summary>
/// <param name="data">Contents of a .NET module/assembly</param>
/// <param name="context">Module context or <c>null</c></param>
/// <returns>A new <see cref="ModuleDefMD"/> instance</returns>
public static ModuleDefMD Load(byte[] data, ModuleContext context)
{
return Load(data, new ModuleCreationOptions(context));
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="defaultModuleContext">Module context for all resolved assemblies</param>
public AssemblyResolver(ModuleContext defaultModuleContext)
: this(defaultModuleContext, true)
{
}
AssemblyDef FindClosestAssembly(IAssembly assembly, AssemblyDef closest, IEnumerable <string> paths, ModuleContext moduleContext)
{
if (paths == null)
{
return(closest);
}
var asmComparer = new AssemblyNameComparer(AssemblyNameComparerFlags.All);
foreach (var path in paths.GetSafeEnumerable())
{
ModuleDefMD mod = null;
try {
mod = ModuleDefMD.Load(path, moduleContext);
var asm = mod.Assembly;
if (asm != null && asmComparer.CompareClosest(assembly, closest, asm) == 1)
{
if (!IsCached(closest) && closest != null)
{
var closeMod = closest.ManifestModule;
if (closeMod != null)
{
closeMod.Dispose();
}
}
closest = asm;
mod = null;
}
}
catch {
}
finally {
if (mod != null)
{
mod.Dispose();
}
}
}
return(closest);
}
/// <summary>
/// Creates a <see cref="ModuleDefMD"/> instance from a stream
/// </summary>
/// <remarks>This will read all bytes from the stream and call <see cref="Load(byte[],ModuleContext)"/>.
/// It's better to use one of the other Load() methods.</remarks>
/// <param name="stream">The stream (owned by caller)</param>
/// <param name="context">Module context or <c>null</c></param>
/// <returns>A new <see cref="ModuleDefMD"/> instance</returns>
/// <exception cref="ArgumentNullException">If <paramref name="stream"/> is <c>null</c></exception>
public static ModuleDefMD Load(Stream stream, ModuleContext context) {
if (stream == null)
throw new ArgumentNullException("stream");
if (stream.Length > int.MaxValue)
throw new ArgumentException("Stream is too big");
var data = new byte[(int)stream.Length];
stream.Position = 0;
if (stream.Read(data, 0, data.Length) != data.Length)
throw new IOException("Could not read all bytes from the stream");
return Load(data, context);
}
/// <summary>
/// Creates a <see cref="ModuleDefMD"/> instance from a <see cref="DotNetFile"/>
/// </summary>
/// <param name="dnFile">The loaded .NET file</param>
/// <param name="context">Module context or <c>null</c></param>
/// <returns>A new <see cref="ModuleDefMD"/> instance that now owns <paramref name="dnFile"/></returns>
public static ModuleDefMD Load(DotNetFile dnFile, ModuleContext context) {
return new ModuleDefMD(dnFile, context);
}
/// <summary>
/// Creates a <see cref="ModuleDefMD"/> instance from a reflection module
/// </summary>
/// <param name="mod">An existing reflection module</param>
/// <param name="context">Module context or <c>null</c></param>
/// <param name="imageLayout">Image layout of the module in memory</param>
/// <returns>A new <see cref="ModuleDefMD"/> instance</returns>
public static ModuleDefMD Load(System.Reflection.Module mod, ModuleContext context, ImageLayout imageLayout) {
IntPtr addr = Marshal.GetHINSTANCE(mod);
if (addr == new IntPtr(-1))
throw new InvalidOperationException(string.Format("Module {0} has no HINSTANCE", mod));
return Load(addr, context, imageLayout);
}
/// <summary>
/// Creates a <see cref="ModuleDefMD"/> instance from a memory location
/// </summary>
/// <param name="addr">Address of a .NET module/assembly</param>
/// <param name="context">Module context or <c>null</c></param>
/// <param name="imageLayout">Image layout of the file in memory</param>
/// <returns>A new <see cref="ModuleDefMD"/> instance</returns>
public static ModuleDefMD Load(IntPtr addr, ModuleContext context, ImageLayout imageLayout) {
DotNetFile dnFile = null;
try {
return Load(dnFile = DotNetFile.Load(addr, imageLayout), context);
}
catch {
if (dnFile != null)
dnFile.Dispose();
throw;
}
}
/// <summary>
/// Creates a <see cref="ModuleDefMD"/> instance from a reflection module
/// </summary>
/// <param name="mod">An existing reflection module</param>
/// <param name="context">Module context or <c>null</c></param>
/// <returns>A new <see cref="ModuleDefMD"/> instance</returns>
public static ModuleDefMD Load(System.Reflection.Module mod, ModuleContext context) {
return Load(mod, context, GetImageLayout(mod));
}
/// <summary>
/// Creates a <see cref="ModuleDefMD"/> instance from a byte[]
/// </summary>
/// <param name="data">Contents of a .NET module/assembly</param>
/// <param name="context">Module context or <c>null</c></param>
/// <returns>A new <see cref="ModuleDefMD"/> instance</returns>
public static ModuleDefMD Load(byte[] data, ModuleContext context) {
DotNetFile dnFile = null;
try {
return Load(dnFile = DotNetFile.Load(data), context);
}
catch {
if (dnFile != null)
dnFile.Dispose();
throw;
}
}
/// <summary>
/// Creates a <see cref="ModuleDefMD"/> instance from a file
/// </summary>
/// <param name="fileName">File name of an existing .NET module/assembly</param>
/// <param name="context">Module context or <c>null</c></param>
/// <returns>A new <see cref="ModuleDefMD"/> instance</returns>
public static ModuleDefMD Load(string fileName, ModuleContext context) {
DotNetFile dnFile = null;
try {
return Load(dnFile = DotNetFile.Load(fileName), context);
}
catch {
if (dnFile != null)
dnFile.Dispose();
throw;
}
}
public AssemblyModule(string filename, ModuleContext moduleContext) {
this.filename = Utils.GetFullPath(filename);
this.moduleContext = moduleContext;
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="dnFile">The loaded .NET file</param>
/// <param name="context">Module context or <c>null</c></param>
/// <exception cref="ArgumentNullException">If <paramref name="dnFile"/> is <c>null</c></exception>
ModuleDefMD(DotNetFile dnFile, ModuleContext context)
: base(null, 1) {
#if DEBUG
if (dnFile == null)
throw new ArgumentNullException("dnFile");
#endif
this.dnFile = dnFile;
this.context = context;
Initialize();
this.Kind = GetKind();
this.Characteristics = MetaData.PEImage.ImageNTHeaders.FileHeader.Characteristics;
this.DllCharacteristics = MetaData.PEImage.ImageNTHeaders.OptionalHeader.DllCharacteristics;
this.RuntimeVersion = MetaData.VersionString;
this.Machine = MetaData.PEImage.ImageNTHeaders.FileHeader.Machine;
this.Cor20HeaderFlags = MetaData.ImageCor20Header.Flags;
this.Cor20HeaderRuntimeVersion = (uint)(MetaData.ImageCor20Header.MajorRuntimeVersion << 16) | MetaData.ImageCor20Header.MinorRuntimeVersion;
this.TablesHeaderVersion = MetaData.TablesStream.Version;
}
private IObfuscatedFile UpdateObfuscationFileWithOptions(De4dotWrapper de4Dot, string location, string newFile)
{
ObfuscatedFile.Options options = new ObfuscatedFile.Options();
options.ControlFlowDeobfuscation = this.EnableControlFlowDeobfuscation;
options.NewFilename = newFile;
options.KeepObfuscatorTypes = this.KeepObfuscatorClasses;
options.Filename = location;
var context = new ModuleContext();
ObfuscatedFile result = de4Dot.CreateObfuscationFile(options, context);
return result;
}
/// <summary>
/// Creates an <see cref="AssemblyDef"/> instance from a file
/// </summary>
/// <param name="fileName">File name of an existing .NET assembly</param>
/// <param name="context">Module context or <c>null</c></param>
/// <returns>A new <see cref="AssemblyDef"/> instance</returns>
/// <exception cref="ArgumentNullException">If <paramref name="fileName"/> is <c>null</c></exception>
/// <exception cref="BadImageFormatException">If it's not a .NET assembly (eg. not a .NET file or only a .NET module)</exception>
public static AssemblyDef Load(string fileName, ModuleContext context) {
return Load(fileName, new ModuleCreationOptions(context));
}
/// <summary>
/// Finds an assembly that exactly matches the requested assembly
/// </summary>
/// <param name="assembly">Assembly name to find</param>
/// <param name="paths">Search paths or <c>null</c> if none</param>
/// <param name="moduleContext">Module context</param>
/// <returns>An <see cref="AssemblyDef"/> instance or <c>null</c> if an exact match
/// couldn't be found.</returns>
AssemblyDef FindExactAssembly(IAssembly assembly, IEnumerable <string> paths, ModuleContext moduleContext)
{
if (paths == null)
{
return(null);
}
var asmComparer = new AssemblyNameComparer(AssemblyNameComparerFlags.All);
foreach (var path in paths.GetSafeEnumerable())
{
ModuleDefMD mod = null;
try {
mod = ModuleDefMD.Load(path, moduleContext);
var asm = mod.Assembly;
if (asm != null && asmComparer.Equals(assembly, asm))
{
mod = null;
return(asm);
}
}
catch {
}
finally {
if (mod != null)
{
mod.Dispose();
}
}
}
return(null);
}
/// <summary>
/// Creates an <see cref="AssemblyDef"/> instance from a memory location
/// </summary>
/// <param name="addr">Address of a .NET assembly</param>
/// <param name="context">Module context or <c>null</c></param>
/// <returns>A new <see cref="AssemblyDef"/> instance</returns>
/// <exception cref="ArgumentNullException">If <paramref name="addr"/> is <c>null</c></exception>
/// <exception cref="BadImageFormatException">If it's not a .NET assembly (eg. not a .NET file or only a .NET module)</exception>
public static AssemblyDef Load(IntPtr addr, ModuleContext context) {
return Load(addr, new ModuleCreationOptions(context));
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="context">Module context</param>
public ModuleCreationOptions(ModuleContext context)
{
this.Context = context;
}
/// <summary> /// Constructor /// </summary> /// <param name="context">Module context</param> public ModuleCreationOptions(ModuleContext context) => Context = context;
/// <summary>
/// Creates a <see cref="ModuleDefMD"/> instance from a file
/// </summary>
/// <param name="fileName">File name of an existing .NET module/assembly</param>
/// <param name="context">Module context or <c>null</c></param>
/// <returns>A new <see cref="ModuleDefMD"/> instance</returns>
public static ModuleDefMD Load(string fileName, ModuleContext context)
{
return Load(fileName, new ModuleCreationOptions(context));
}
/// <summary>
/// Finds an assembly that exactly matches the requested assembly
/// </summary>
/// <param name="assembly">Assembly name to find</param>
/// <param name="paths">Search paths or <c>null</c> if none</param>
/// <param name="moduleContext">Module context</param>
/// <returns>An <see cref="AssemblyDef"/> instance or <c>null</c> if an exact match
/// couldn't be found.</returns>
AssemblyDef FindExactAssembly(AssemblyNameInfo assembly, IEnumerable<string> paths, ModuleContext moduleContext)
{
if (paths == null)
return null;
var asmComparer = new AssemblyNameComparer(AssemblyNameComparerFlags.All);
foreach (var path in paths) {
ModuleDefMD mod = null;
try {
mod = ModuleDefMD.Load(path, moduleContext);
var asm = mod.Assembly;
if (asm != null && asmComparer.Equals(assembly, new AssemblyNameInfo(asm))) {
mod = null;
return asm;
}
}
catch {
}
finally {
if (mod != null)
mod.Dispose();
}
}
return null;
}
/// <summary>
/// Creates a <see cref="ModuleDefMD"/> instance from a reflection module
/// </summary>
/// <param name="mod">An existing reflection module</param>
/// <param name="context">Module context or <c>null</c></param>
/// <param name="imageLayout">Image layout of the module in memory</param>
/// <returns>A new <see cref="ModuleDefMD"/> instance</returns>
public static ModuleDefMD Load(System.Reflection.Module mod, ModuleContext context, ImageLayout imageLayout)
{
return Load(mod, new ModuleCreationOptions(context), imageLayout);
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="defaultModuleContext">Module context for all resolved assemblies</param>
public AssemblyResolver(ModuleContext defaultModuleContext)
: this(defaultModuleContext, true)
{
}
/// <summary>
/// Creates a <see cref="ModuleDefMD"/> instance from a memory location
/// </summary>
/// <param name="addr">Address of a .NET module/assembly</param>
/// <param name="context">Module context or <c>null</c></param>
/// <param name="imageLayout">Image layout of the file in memory</param>
/// <returns>A new <see cref="ModuleDefMD"/> instance</returns>
public static ModuleDefMD Load(IntPtr addr, ModuleContext context, ImageLayout imageLayout)
{
return Load(MetaDataCreator.Load(addr, imageLayout), new ModuleCreationOptions(context));
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="defaultModuleContext">Module context for all resolved assemblies</param>
/// <param name="addOtherSearchPaths">If <c>true</c>, add other common assembly search
/// paths, not just the module search paths and the GAC.</param>
public AssemblyResolver(ModuleContext defaultModuleContext, bool addOtherSearchPaths)
{
this.defaultModuleContext = defaultModuleContext;
if (addOtherSearchPaths)
AddOtherSearchPaths(postSearchPaths);
}
static List<AssemblyDef> LoadAssemblies(string target)
{
AssemblyResolver asmResolver = new AssemblyResolver();
ModuleContext modCtx = new ModuleContext(asmResolver);
asmResolver.DefaultModuleContext = modCtx;
asmResolver.EnableTypeDefCache = true;
var directory = Path.GetFullPath(Path.GetDirectoryName(target));
asmResolver.PreSearchPaths.Add(directory);
List<AssemblyDef> assemblies = new List<AssemblyDef>();
foreach (var asm in Directory.GetFiles(directory, "*.*")
.Where(f=>Path.GetExtension(f.ToLower()) == ".exe" || Path.GetExtension(f.ToLower())==".dll"))
{
try
{
var def = AssemblyDef.Load(asm);
def.Modules[0].Context = modCtx;
asmResolver.AddToCache(def);
assemblies.Add(def);
}
catch
{
//Ignore
}
}
return assemblies;
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="context">Module context</param>
public ModuleCreationOptions(ModuleContext context)
{
this.Context = context;
this.PdbImplementation = PdbImplType.Default;
this.TryToLoadPdbFromDisk = true;
}
/// <summary>
/// Creates an <see cref="AssemblyDef"/> instance from a byte[]
/// </summary>
/// <param name="data">Contents of a .NET assembly</param>
/// <param name="context">Module context or <c>null</c></param>
/// <returns>A new <see cref="AssemblyDef"/> instance</returns>
/// <exception cref="ArgumentNullException">If <paramref name="data"/> is <c>null</c></exception>
/// <exception cref="BadImageFormatException">If it's not a .NET assembly (eg. not a .NET file or only a .NET module)</exception>
public static AssemblyDef Load(byte[] data, ModuleContext context) {
return Load(data, new ModuleCreationOptions(context));
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="context">Module context</param>
public ModuleCreationOptions(ModuleContext context)
{
this.Context = context;
this.PdbImplementation = PdbImplType.Default;
}
/// <summary>
/// Creates an <see cref="AssemblyDef"/> instance from a stream
/// </summary>
/// <remarks>This will read all bytes from the stream and call <see cref="Load(byte[],ModuleContext)"/>.
/// It's better to use one of the other Load() methods.</remarks>
/// <param name="stream">The stream</param>
/// <param name="context">Module context or <c>null</c></param>
/// <returns>A new <see cref="AssemblyDef"/> instance</returns>
/// <exception cref="ArgumentNullException">If <paramref name="stream"/> is <c>null</c></exception>
/// <exception cref="BadImageFormatException">If it's not a .NET assembly (eg. not a .NET file or only a .NET module)</exception>
public static AssemblyDef Load(Stream stream, ModuleContext context) {
return Load(stream, new ModuleCreationOptions(context));
}
AssemblyDef FindClosestAssembly(AssemblyNameInfo assembly, AssemblyDef closest, IEnumerable<string> paths, ModuleContext moduleContext)
{
if (paths == null)
return closest;
var asmComparer = new AssemblyNameComparer(AssemblyNameComparerFlags.All);
foreach (var path in paths) {
ModuleDefMD mod = null;
try {
mod = ModuleDefMD.Load(path, moduleContext);
var asm = mod.Assembly;
if (asm != null && asmComparer.CompareClosest(assembly, new AssemblyNameInfo(closest), new AssemblyNameInfo(asm)) == 1) {
if (!IsCached(closest) && closest != null && closest.ManifestModule != null)
closest.ManifestModule.Dispose();
closest = asm;
mod = null;
}
}
catch {
}
finally {
if (mod != null)
mod.Dispose();
}
}
return closest;
}