public static async Task<string> GetSourceCode(MethodDefinition methodDefinition, ILWeaver weaver = null)
{
return await Task.Run(() =>
{
try
{
if (weaver != null) weaver.Apply(methodDefinition.Body);
var settings = new DecompilerSettings { UsingDeclarations = false };
var context = new DecompilerContext(methodDefinition.Module)
{
CurrentType = methodDefinition.DeclaringType,
Settings = settings
};
var astBuilder = new AstBuilder(context);
astBuilder.AddMethod(methodDefinition);
var textOutput = new PlainTextOutput();
astBuilder.GenerateCode(textOutput);
return textOutput.ToString();
}
catch (Exception ex)
{
return "Error in creating source code from IL: " + ex.Message + Environment.NewLine + ex.StackTrace;
}
finally
{
if (weaver != null) methodDefinition.Body = null;
}
});
}
public static string Disassemble(this MethodBody body)
{
var writer = new PlainTextOutput();
var dasm = new MethodBodyDisassembler(writer);
dasm.Disassemble(body);
return writer.ToString();
}
public static string ToSource(MethodDefinition methodDefinition)
{
var settings = new DecompilerSettings { UsingDeclarations = false };
var context = new DecompilerContext(methodDefinition.Module)
{
CurrentType = methodDefinition.DeclaringType,
Settings = settings,
};
var astBuilder = new AstBuilder(context);
astBuilder.AddMethod(methodDefinition);
var textOutput = new PlainTextOutput();
astBuilder.GenerateCode(textOutput);
return textOutput.ToString();
}
private static string Decompile(string name, MethodDefinition mtd)
{
var decompilerSettings = new ICSharpCode.Decompiler.DecompilerSettings {
ShowXmlDocumentation = false,
UsingDeclarations = false,
};
var output = new ICSharpCode.Decompiler.PlainTextOutput();
var method = mtd;
var astBuilder = new AstBuilder(new DecompilerContext(method.DeclaringType.Module)
{
CancellationToken = new CancellationToken(),
CurrentType = method.DeclaringType,
Settings = decompilerSettings,
});
astBuilder.AddMethod(method);
astBuilder.GenerateCode(output);
var methodCode = output.ToString();
// remove top comment line
//if (methodCode.StartsWith("//")) {
// methodCode = methodCode.Substring(methodCode.IndexOf('\n') + 1);
//}
var attrRE = new Regex(@"^(?:\[[^]]+]\s*){1,}");
methodCode = attrRE.Replace(methodCode, "", 1);
// change the method name to the mod's name for the method, and replace parameter names with game names
var methodName = mtd.Name;
var nameLocation = methodCode.IndexOf(" " + methodName) + 1;
var nameEnd = nameLocation + methodName.Length;
// Prepend "void " if this was a constructor (since methodCode won't have a return type)
var correctName = mtd.IsConstructor ? ("void " + name) : name;
methodCode = methodCode.Substring(0, nameLocation) + correctName + methodCode.Substring(nameEnd);
return(methodCode);
}
public static async Task<string> GetSourceCode(TypeDefinition typeDefinition)
{
return await Task.Run(() =>
{
try
{
var settings = new DecompilerSettings { UsingDeclarations = true };
var context = new DecompilerContext(typeDefinition.Module)
{
CurrentType = typeDefinition,
Settings = settings
};
var astBuilder = new AstBuilder(context);
var textOutput = new PlainTextOutput();
astBuilder.GenerateCode(textOutput);
return textOutput.ToString();
}
catch (Exception ex)
{
return "Error in creating source code from Type: " + ex.Message + ex.Message + Environment.NewLine + ex.StackTrace;
}
});
}
private static string Decompile(string name, MethodDefinition mtd) {
var decompilerSettings = new ICSharpCode.Decompiler.DecompilerSettings {
ShowXmlDocumentation = false,
UsingDeclarations = false,
};
var output = new ICSharpCode.Decompiler.PlainTextOutput();
var method = mtd;
var astBuilder = new AstBuilder(new DecompilerContext(method.DeclaringType.Module) {
CancellationToken = new CancellationToken(),
CurrentType = method.DeclaringType,
Settings = decompilerSettings,
});
astBuilder.AddMethod(method);
astBuilder.GenerateCode(output);
var methodCode = output.ToString();
// remove top comment line
//if (methodCode.StartsWith("//")) {
// methodCode = methodCode.Substring(methodCode.IndexOf('\n') + 1);
//}
var attrRE = new Regex(@"^(?:\[[^]]+]\s*){1,}");
methodCode = attrRE.Replace(methodCode, "", 1);
// change the method name to the mod's name for the method, and replace parameter names with game names
var methodName = mtd.Name;
var nameLocation = methodCode.IndexOf(" " + methodName) + 1;
var nameEnd = nameLocation + methodName.Length;
// Prepend "void " if this was a constructor (since methodCode won't have a return type)
var correctName = mtd.IsConstructor ? ("void " + name) : name;
methodCode = methodCode.Substring(0, nameLocation) + correctName + methodCode.Substring(nameEnd);
return methodCode;
}
private string GetCSharpCode(IMemberDefinition member, bool debug)
{
PlainTextOutput output = new PlainTextOutput();
CSharpLanguage csharp = new CSharpLanguage();
DecompilationOptions options = new DecompilationOptions();
options.DecompilerSettings = LoadDecompilerSettings();
if (member is TypeDefinition)
{
DecomplieType(csharp, (TypeDefinition)member, output, options);
return output.ToString();
}
else
{
MessageBox.Show("Not TypeDefinition");
}
return null;
}
public string getSourceCode(MethodDefinition methodDefinition)
{
try
{
var csharpLanguage = new CSharpLanguage();
var textOutput = new PlainTextOutput();
var decompilationOptions = new DecompilationOptions();
decompilationOptions.FullDecompilation = true;
csharpLanguage.DecompileMethod(methodDefinition, textOutput, decompilationOptions);
return textOutput.ToString();
/* ILanguage language = CSharp.GetLanguage(CSharpVersion.V1);
language.GetWriter(new PlainTextFormatter(writer)).Write(method);
MemoryStream stream = new MemoryStream();
StreamWriter writer3 = new StreamWriter(stream);
language.GetWriter(new PlainTextFormatter(writer3)).Write(method);
stream.Flush();*/
}
catch (Exception exception)
{
PublicDI.log.error("in getSourceCode: {0}", new object[] { exception.Message });
return ("Error in creating source code from IL: " + exception.Message);
}
}
private void SetupDecompilerAndOriginalSource(MethodDefinition method)
{
_cSharpDecompiler = new CSharpLanguage();
var decompilationOutput = new PlainTextOutput();
_decompilationOptions = new DecompilationOptions();
_cSharpDecompiler.DecompileMethod(method, decompilationOutput, _decompilationOptions);
_oldText = decompilationOutput.ToString();
_differ = new SideBySideDiffBuilder(new Differ());
}
public string ToString(Language language)
{
var output = new PlainTextOutput();
Write(output, language);
return output.ToString();
}
public static void Main (string[] args)
{
string appPath = null;
string slnName = null;
string libPath = null;
string expOpt = null;
string outLanguageType = LAN_TYPE_CSHARP;
DecompilerSettings ds = new DecompilerSettings ();
ds.AnonymousMethods = true;
ds.AsyncAwait = true;
ds.YieldReturn = true;
string onlyDecomileClassName = null;
List<string> onlyDecompilingFileNameList = new List<string> ();
//parsing args
foreach (string x in args) {
if (x.StartsWith ("-")) {
switch (x) {
case "-n":
case "-l":
case "-t":
case "-C":
case "-D":
expOpt = x;
continue;
default:
if (x.StartsWith ("-")) {
if (x.Length < 2) {
Console.WriteLine (" Unexpected options " + x);
showUsage ();
return;
}
for (int i = 0; i < x.Length; i++) {
if (!praseDecompileSetting (x [i], ds)) {
Console.WriteLine (" Unexpected options " + x);
showUsage ();
return;
}
}
continue;
}
break;
}
} else if (expOpt != null) {
switch (expOpt) {
case "-n":
slnName = x;
expOpt = null;
break;
case "-l":
libPath = x;
expOpt = null;
break;
case "-t":
if (x != LAN_TYPE_CSHARP && x != LAN_TYPE_IL) {
Console.WriteLine (" Unexpected Output language type: " + x);
showUsage ();
return;
}
outLanguageType = x;
expOpt = null;
break;
case "-C":
onlyDecomileClassName = x;
expOpt = null;
break;
case "-D":
onlyDecompilingFileNameList.Add (x);
break;
default:
showUsage ();
expOpt = null;
return;
}
} else {
if (appPath == null) {
appPath = x;
continue;
} else {
Console.WriteLine (" Unexpected options " + x);
showUsage ();
return;
}
}
}
if (appPath == null) {
Console.WriteLine ("directory/to/all/your/dll missing");
showUsage ();
return;
}
if (slnName == null && outLanguageType==LAN_TYPE_CSHARP) {
Console.WriteLine ("Solution Name missing");
showUsage ();
return;
}
Console.WriteLine ("Decompiling all dll in " + appPath);
Console.WriteLine ("Please wait...");
DirectoryInfo di = new DirectoryInfo(appPath);
appPath = di.FullName;
FileInfo[] dllFileInfoList = di.GetFiles("*.dll");
FileInfo[] exeFileInfoList = di.GetFiles ("*.exe");
AssemblyList asmlist = new AssemblyList ("mylistname");
foreach (var dllfile in dllFileInfoList)
{
bool bDecompile = isDecompilingFile (dllfile.FullName, onlyDecompilingFileNameList);
asmlist.OpenAssembly (dllfile.FullName,!bDecompile);
}
foreach (var dllfile in exeFileInfoList)
{
bool bDecompile = isDecompilingFile (dllfile.FullName, onlyDecompilingFileNameList);
asmlist.OpenAssembly (dllfile.FullName,!bDecompile);
}
if (libPath != null) {
di = new DirectoryInfo(libPath);
libPath = di.FullName;
dllFileInfoList = di.GetFiles("*.dll");
foreach (var dllfile in dllFileInfoList) {
asmlist.OpenAssembly (dllfile.FullName,true);
}
}
StringBuilder projSln = new StringBuilder ();
projSln.Append ("Microsoft Visual Studio Solution File, Format Version 11.00\n# Visual Studio 2010\n");
StringBuilder globSec = new StringBuilder ();
Guid slnProjGuid = Guid.NewGuid();
int num = 0;
LoadedAssembly [] ls = asmlist.GetAssemblies ();
var decompilationOptions = new DecompilationOptions ();
decompilationOptions.FullDecompilation = true;
decompilationOptions.assenmlyList = asmlist;
decompilationOptions.DecompilerSettings = ds;
decompilationOptions.IncludedClassName = onlyDecomileClassName;
if(outLanguageType==LAN_TYPE_CSHARP)
{
foreach (LoadedAssembly asm in ls) {
if (asm.IsAutoLoaded)
continue;
string projectPath = appPath + "/"+ asm.ShortName;
if(!Directory.Exists(projectPath))
{
Directory.CreateDirectory (projectPath);
}
string projectFileName = projectPath + "/" + asm.ShortName + ".csproj";
asm.ProjectGuid = Guid.NewGuid();
asm.ProjectFileName = projectFileName;
}
}
foreach (LoadedAssembly asm in ls) {
num++;
Console.WriteLine(asm.FileName + " " + num+"/"+ls.Length);
if (asm.IsAutoLoaded)
continue;
if(outLanguageType==LAN_TYPE_CSHARP)
{
var csharpLanguage = new CSharpLanguage ();
var textOutput = new PlainTextOutput ();
decompilationOptions.SaveAsProjectDirectory = appPath + "/"+ asm.ShortName;
csharpLanguage.DecompileAssembly (asm, textOutput, decompilationOptions);
File.WriteAllText (asm.ProjectFileName, textOutput.ToString ());
Guid createdProjGuid = asm.ProjectGuid;
projSln.Append(" Project(\"{");
projSln.Append (slnProjGuid.ToString());
projSln.Append ("}\") = \"");
projSln.Append (asm.ShortName);
projSln.Append ("\", \"");
projSln.Append (asm.ShortName+"/"+ asm.ShortName + ".csproj");
projSln.Append ("\", \"{");
projSln.Append (createdProjGuid.ToString());
projSln.Append ("}\"\n");
projSln.Append("EndProject\n");
globSec.Append (" {"+createdProjGuid.ToString()+"}.Debug|Any CPU.ActiveCfg = Debug|Any CPU\n");
globSec.Append (" {"+createdProjGuid.ToString()+"}.Debug|Any CPU.Build.0 = Debug|Any CPU\n");
globSec.Append (" {"+createdProjGuid.ToString()+"}.Release|Any CPU.ActiveCfg = Release|Any CPU\n");
globSec.Append (" {"+createdProjGuid.ToString()+"}.Release|Any CPU.Build.0 = Release|Any CPU\n");
}
else
{
var ilLanguage = new ILLanguage(true);
var textOutput = new PlainTextOutput ();
ilLanguage.DecompileAssembly (asm, textOutput, decompilationOptions);
string ilFileName = appPath + "/"+ asm.ShortName+".il";
File.WriteAllText(ilFileName,textOutput.ToString());
}
}
if (outLanguageType == LAN_TYPE_CSHARP) {
projSln.Append ("Global\n");
projSln.Append ("GlobalSection(SolutionConfigurationPlatforms) = preSolution\n");
projSln.Append ("\t\t\t\tDebug|Any CPU = Debug|Any CPU\n");
projSln.Append ("\t\t\t\tRelease|Any CPU = Release|Any CPU\n");
projSln.Append ("EndGlobalSection\n");
projSln.Append ("GlobalSection(ProjectConfigurationPlatforms) = postSolution\n");
projSln.Append (globSec.ToString ());
projSln.Append ("EndGlobalSection\n");
projSln.Append ("GlobalSection(MonoDevelopProperties) = preSolution\n");
projSln.Append ("\nEndGlobalSection\n");
projSln.Append ("EndGlobal\n\t\t");
string slnFileName = appPath + "/" + slnName + ".sln";
File.WriteAllText (slnFileName, projSln.ToString ());
}
}
public override string TypeToString(TypeReference t)
{
PlainTextOutput output = new PlainTextOutput();
t.WriteTo(output, true, true);
return output.ToString();
}
public override string TypeToString(TypeReference t, bool includeNamespace, ICustomAttributeProvider attributeProvider)
{
PlainTextOutput output = new PlainTextOutput();
t.WriteTo(output, true, shortName: !includeNamespace);
return output.ToString();
}
public string getSourceCode(TypeDefinition typeDefinition)
{
try
{
var csharpLanguage = new CSharpLanguage();
var textOutput = new PlainTextOutput();
var decompilationOptions = new DecompilationOptions();
decompilationOptions.FullDecompilation = true;
csharpLanguage.DecompileType(typeDefinition, textOutput, decompilationOptions);
return textOutput.ToString();
}
catch (Exception exception)
{
PublicDI.log.error("in getSourceCode: {0}", new object[] { exception.Message });
return ("Error in creating source code from Type: " + exception.Message);
}
}
public override string TypeToString(TypeReference t, bool includeNamespace, ICustomAttributeProvider attributeProvider = null)
{
PlainTextOutput output = new PlainTextOutput();
t.WriteTo(output, includeNamespace ? ILNameSyntax.TypeName : ILNameSyntax.ShortTypeName);
return output.ToString();
}
private string ConstructEstimateCodeDiff(MethodDefinition method)
{
var decompilationOutput = new PlainTextOutput();
try
{
_cSharpDecompiler.DecompileMethod(method, decompilationOutput, _decompilationOptions);
}
catch
{
return "\t\tNo decompilation available for mutated version.\n";
}
string newText = decompilationOutput.ToString();
var model = _differ.BuildDiffModel(_oldText, newText);
string diffOutput = "\t\tApproximate source code difference from IL decompilation:\n";
var lines = new SortedSet<int>();
for (int i = 0; i < Math.Max(model.OldText.Lines.Count, model.NewText.Lines.Count); i++)
{
if ((i < model.OldText.Lines.Count && model.OldText.Lines[i].Type != ChangeType.Unchanged)
|| (i < model.NewText.Lines.Count && model.NewText.Lines[i].Type != ChangeType.Unchanged))
{
lines.Add(i - 2);
lines.Add(i - 1);
lines.Add(i);
lines.Add(i + 1);
lines.Add(i + 2);
}
}
int lastLine = -1;
string adds = "";
string takes = "";
foreach (var line in lines)
{
if (line < 0) continue;
if (line > lastLine + 1)
{
diffOutput += string.Format("{1}{2}\t\t@@ {0} @@\n", line,
takes, adds);
takes = "";
adds = "";
}
if (line < model.OldText.Lines.Count)
{
takes += string.Format("\t\t- {0}\n",
(model.OldText.Lines[line].Text ?? "").Replace("\t", " "));
}
if (line < model.NewText.Lines.Count)
{
adds += string.Format("\t\t+ {0}\n",
(model.NewText.Lines[line].Text ?? "").Replace("\t", " "));
}
lastLine = line;
}
if (!string.IsNullOrEmpty(adds) || !string.IsNullOrEmpty(takes))
{
diffOutput += takes + adds;
}
return diffOutput;
}
public string GetClass(TypeIdentity identity)
{
// Before we attempt to fetch it just try a decompilation.
GetAssembly(identity.AssemblyPath);
ModuleDefinition moduleDef;
if (!this.loadedModules.TryGetValue(identity.AssemblyPath, out moduleDef))
{
// Can't find the assembly, just return nothing.
return string.Empty;
}
TypeDefinition typeDef = moduleDef.GetType(identity.FullyQualifiedName);
if (typeDef == null)
{
// If we can't find our type just return as well.
return string.Empty;
}
DecompilerContext context = new DecompilerContext(moduleDef);
AstBuilder astBuilder = new AstBuilder(context);
astBuilder.AddType(typeDef);
PlainTextOutput textOutput = new PlainTextOutput();
astBuilder.GenerateCode(textOutput);
return textOutput.ToString();
}