├── .gitattributes ├── .gitignore ├── App.config ├── LICENSE ├── Loader.cs ├── Program.cs ├── Properties └── AssemblyInfo.cs ├── README.md ├── Rewriter.cs ├── SimpleSourceProtector.csproj ├── SimpleSourceProtector.sln ├── UsingRewriter.cs ├── Utils.cs ├── Watcher.cs └── packages.config /.gitattributes: -------------------------------------------------------------------------------- 1 | # Auto detect text files and perform LF normalization 2 | * text=auto 3 | -------------------------------------------------------------------------------- /.gitignore: -------------------------------------------------------------------------------- 1 | ## Ignore Visual Studio temporary files, build results, and 2 | ## files generated by popular Visual Studio add-ons. 3 | ## 4 | ## Get latest from https://github.com/github/gitignore/blob/master/VisualStudio.gitignore 5 | 6 | # User-specific files 7 | *.suo 8 | *.user 9 | *.userosscache 10 | *.sln.docstates 11 | 12 | # User-specific files (MonoDevelop/Xamarin Studio) 13 | *.userprefs 14 | 15 | # Build results 16 | [Dd]ebug/ 17 | [Dd]ebugPublic/ 18 | [Rr]elease/ 19 | [Rr]eleases/ 20 | x64/ 21 | x86/ 22 | bld/ 23 | [Bb]in/ 24 | [Oo]bj/ 25 | [Ll]og/ 26 | 27 | # Visual Studio 2015 cache/options directory 28 | .vs/ 29 | # Uncomment if you have tasks that create the project's static files in wwwroot 30 | #wwwroot/ 31 | 32 | # MSTest test Results 33 | [Tt]est[Rr]esult*/ 34 | [Bb]uild[Ll]og.* 35 | 36 | # NUNIT 37 | *.VisualState.xml 38 | TestResult.xml 39 | 40 | # Build Results of an ATL Project 41 | [Dd]ebugPS/ 42 | [Rr]eleasePS/ 43 | dlldata.c 44 | 45 | # Benchmark Results 46 | BenchmarkDotNet.Artifacts/ 47 | 48 | # .NET Core 49 | project.lock.json 50 | project.fragment.lock.json 51 | artifacts/ 52 | **/Properties/launchSettings.json 53 | 54 | *_i.c 55 | *_p.c 56 | *_i.h 57 | *.ilk 58 | *.meta 59 | *.obj 60 | *.pch 61 | *.pdb 62 | *.pgc 63 | *.pgd 64 | *.rsp 65 | *.sbr 66 | *.tlb 67 | *.tli 68 | *.tlh 69 | *.tmp 70 | *.tmp_proj 71 | *.log 72 | *.vspscc 73 | *.vssscc 74 | .builds 75 | *.pidb 76 | *.svclog 77 | *.scc 78 | 79 | # Chutzpah Test files 80 | _Chutzpah* 81 | 82 | # Visual C++ cache files 83 | ipch/ 84 | *.aps 85 | *.ncb 86 | *.opendb 87 | *.opensdf 88 | *.sdf 89 | *.cachefile 90 | *.VC.db 91 | *.VC.VC.opendb 92 | 93 | # Visual Studio profiler 94 | *.psess 95 | *.vsp 96 | *.vspx 97 | *.sap 98 | 99 | # TFS 2012 Local Workspace 100 | $tf/ 101 | 102 | # Guidance Automation Toolkit 103 | *.gpState 104 | 105 | # ReSharper is a .NET coding add-in 106 | _ReSharper*/ 107 | *.[Rr]e[Ss]harper 108 | *.DotSettings.user 109 | 110 | # JustCode is a .NET coding add-in 111 | .JustCode 112 | 113 | # TeamCity is a build add-in 114 | _TeamCity* 115 | 116 | # DotCover is a Code Coverage Tool 117 | *.dotCover 118 | 119 | # AxoCover is a Code Coverage Tool 120 | .axoCover/* 121 | !.axoCover/settings.json 122 | 123 | # Visual Studio code coverage results 124 | *.coverage 125 | *.coveragexml 126 | 127 | # NCrunch 128 | _NCrunch_* 129 | .*crunch*.local.xml 130 | nCrunchTemp_* 131 | 132 | # MightyMoose 133 | *.mm.* 134 | AutoTest.Net/ 135 | 136 | # Web workbench (sass) 137 | .sass-cache/ 138 | 139 | # Installshield output folder 140 | [Ee]xpress/ 141 | 142 | # DocProject is a documentation generator add-in 143 | DocProject/buildhelp/ 144 | DocProject/Help/*.HxT 145 | DocProject/Help/*.HxC 146 | DocProject/Help/*.hhc 147 | DocProject/Help/*.hhk 148 | DocProject/Help/*.hhp 149 | DocProject/Help/Html2 150 | DocProject/Help/html 151 | 152 | # Click-Once directory 153 | publish/ 154 | 155 | # Publish Web Output 156 | *.[Pp]ublish.xml 157 | *.azurePubxml 158 | # Note: Comment the next line if you want to checkin your web deploy settings, 159 | # but database connection strings (with potential passwords) will be unencrypted 160 | *.pubxml 161 | *.publishproj 162 | 163 | # Microsoft Azure Web App publish settings. Comment the next line if you want to 164 | # checkin your Azure Web App publish settings, but sensitive information contained 165 | # in these scripts will be unencrypted 166 | PublishScripts/ 167 | 168 | # NuGet Packages 169 | *.nupkg 170 | # The packages folder can be ignored because of Package Restore 171 | **/packages/* 172 | # except build/, which is used as an MSBuild target. 173 | !**/packages/build/ 174 | # Uncomment if necessary however generally it will be regenerated when needed 175 | #!**/packages/repositories.config 176 | # NuGet v3's project.json files produces more ignorable files 177 | *.nuget.props 178 | *.nuget.targets 179 | 180 | # Microsoft Azure Build Output 181 | csx/ 182 | *.build.csdef 183 | 184 | # Microsoft Azure Emulator 185 | ecf/ 186 | rcf/ 187 | 188 | # Windows Store app package directories and files 189 | AppPackages/ 190 | BundleArtifacts/ 191 | Package.StoreAssociation.xml 192 | _pkginfo.txt 193 | *.appx 194 | 195 | # Visual Studio cache files 196 | # files ending in .cache can be ignored 197 | *.[Cc]ache 198 | # but keep track of directories ending in .cache 199 | !*.[Cc]ache/ 200 | 201 | # Others 202 | ClientBin/ 203 | ~$* 204 | *~ 205 | *.dbmdl 206 | *.dbproj.schemaview 207 | *.jfm 208 | *.pfx 209 | *.publishsettings 210 | orleans.codegen.cs 211 | 212 | # Since there are multiple workflows, uncomment next line to ignore bower_components 213 | # (https://github.com/github/gitignore/pull/1529#issuecomment-104372622) 214 | #bower_components/ 215 | 216 | # RIA/Silverlight projects 217 | Generated_Code/ 218 | 219 | # Backup & report files from converting an old project file 220 | # to a newer Visual Studio version. Backup files are not needed, 221 | # because we have git ;-) 222 | _UpgradeReport_Files/ 223 | Backup*/ 224 | UpgradeLog*.XML 225 | UpgradeLog*.htm 226 | 227 | # SQL Server files 228 | *.mdf 229 | *.ldf 230 | *.ndf 231 | 232 | # Business Intelligence projects 233 | *.rdl.data 234 | *.bim.layout 235 | *.bim_*.settings 236 | 237 | # Microsoft Fakes 238 | FakesAssemblies/ 239 | 240 | # GhostDoc plugin setting file 241 | *.GhostDoc.xml 242 | 243 | # Node.js Tools for Visual Studio 244 | .ntvs_analysis.dat 245 | node_modules/ 246 | 247 | # Typescript v1 declaration files 248 | typings/ 249 | 250 | # Visual Studio 6 build log 251 | *.plg 252 | 253 | # Visual Studio 6 workspace options file 254 | *.opt 255 | 256 | # Visual Studio 6 auto-generated workspace file (contains which files were open etc.) 257 | *.vbw 258 | 259 | # Visual Studio LightSwitch build output 260 | **/*.HTMLClient/GeneratedArtifacts 261 | **/*.DesktopClient/GeneratedArtifacts 262 | **/*.DesktopClient/ModelManifest.xml 263 | **/*.Server/GeneratedArtifacts 264 | **/*.Server/ModelManifest.xml 265 | _Pvt_Extensions 266 | 267 | # Paket dependency manager 268 | .paket/paket.exe 269 | paket-files/ 270 | 271 | # FAKE - F# Make 272 | .fake/ 273 | 274 | # JetBrains Rider 275 | .idea/ 276 | *.sln.iml 277 | 278 | # CodeRush 279 | .cr/ 280 | 281 | # Python Tools for Visual Studio (PTVS) 282 | __pycache__/ 283 | *.pyc 284 | 285 | # Cake - Uncomment if you are using it 286 | # tools/** 287 | # !tools/packages.config 288 | 289 | # Tabs Studio 290 | *.tss 291 | 292 | # Telerik's JustMock configuration file 293 | *.jmconfig 294 | 295 | # BizTalk build output 296 | *.btp.cs 297 | *.btm.cs 298 | *.odx.cs 299 | *.xsd.cs 300 | -------------------------------------------------------------------------------- /App.config: -------------------------------------------------------------------------------- 1 |  2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | 40 | 41 | 42 | -------------------------------------------------------------------------------- /LICENSE: -------------------------------------------------------------------------------- 1 | Apache License 2 | Version 2.0, January 2004 3 | http://www.apache.org/licenses/ 4 | 5 | TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION 6 | 7 | 1. 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The text should be enclosed in the appropriate 184 | comment syntax for the file format. We also recommend that a 185 | file or class name and description of purpose be included on the 186 | same "printed page" as the copyright notice for easier 187 | identification within third-party archives. 188 | 189 | Copyright {yyyy} {name of copyright owner} 190 | 191 | Licensed under the Apache License, Version 2.0 (the "License"); 192 | you may not use this file except in compliance with the License. 193 | You may obtain a copy of the License at 194 | 195 | http://www.apache.org/licenses/LICENSE-2.0 196 | 197 | Unless required by applicable law or agreed to in writing, software 198 | distributed under the License is distributed on an "AS IS" BASIS, 199 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 200 | See the License for the specific language governing permissions and 201 | limitations under the License. -------------------------------------------------------------------------------- /Loader.cs: -------------------------------------------------------------------------------- 1 | using Microsoft.CodeAnalysis; 2 | using Microsoft.CodeAnalysis.CSharp; 3 | using Microsoft.CodeAnalysis.CSharp.Syntax; 4 | using Microsoft.CodeAnalysis.FindSymbols; 5 | using Microsoft.CodeAnalysis.MSBuild; 6 | using Microsoft.CodeAnalysis.Rename; 7 | using System; 8 | using System.Collections.Generic; 9 | using System.IO; 10 | using System.Linq; 11 | using System.Text; 12 | using static SimpleSourceProtector.Program; 13 | 14 | namespace SimpleSourceProtector 15 | { 16 | class Loader 17 | { 18 | public int Process(string projectPath, string outputPath, bool compileBefore = false, ObfuscationOptions obfuscationOptions = ObfuscationOptions.ALL, bool single = true, bool minify = true) 19 | { 20 | #region Creating new project from exist 21 | MSBuildWorkspace workspace = MSBuildWorkspace.Create(); 22 | string projName = "ObfuscatedProject"; 23 | var projectId = ProjectId.CreateNewId(); 24 | var versionStamp = VersionStamp.Create(); 25 | var projectInfo = ProjectInfo.Create(projectId, versionStamp, projName, projName, LanguageNames.CSharp); 26 | var solution = workspace.CurrentSolution.AddProject(projectInfo); 27 | 28 | using (Watcher.Start(ts => Console.WriteLine("Creating project took: " + ts.ToString() + "\n"))) 29 | { 30 | MSBuildWorkspace wspLoading = MSBuildWorkspace.Create(); 31 | var prjLoading = wspLoading.OpenProjectAsync(projectPath).Result; 32 | Solution slnLoading = wspLoading.CurrentSolution; 33 | 34 | solution = solution.WithProjectCompilationOptions(projectId, new CSharpCompilationOptions(OutputKind.DynamicallyLinkedLibrary)); 35 | foreach (var prjId in slnLoading.GetProjectDependencyGraph().GetTopologicallySortedProjects()) 36 | { 37 | var prj = slnLoading.GetProject(prjId); 38 | 39 | foreach (var doc in prj.Documents) 40 | solution = solution.AddDocument(DocumentId.CreateNewId(projectId), doc.Name, doc.GetTextAsync().Result); 41 | solution = solution.AddMetadataReferences(projectId, prj.MetadataReferences); 42 | } 43 | 44 | Console.WriteLine("Solution structure: "); 45 | foreach (var prj in solution.Projects) 46 | { 47 | Console.WriteLine($" Project: {prj.Id} Docs: {prj.Documents.Count()}"); 48 | foreach (var doc in prj.Documents) 49 | { 50 | Console.WriteLine($" Document: {doc.Id} name: {doc.Name}"); 51 | } 52 | } 53 | } 54 | #endregion 55 | 56 | #region Check compiling test 57 | using (Watcher.Start(ts => Console.WriteLine("Check compilling took: " + ts.ToString() + "\n"))) 58 | { 59 | if (compileBefore) 60 | { 61 | using (var stream = new MemoryStream()) 62 | { 63 | Console.WriteLine("--------------------------------CHECK COMPILING----------------------------------"); 64 | var result = solution.GetProject(projectId).GetCompilationAsync().Result.Emit(stream); 65 | Console.WriteLine("Diagnostic: " + string.Join("\n", result.Diagnostics.Where(x => x.IsWarningAsError || x.Severity == DiagnosticSeverity.Error).Select(x => x.Id + " " + x.GetMessage() + " " + x.Location.GetLineSpan()))); 66 | Console.WriteLine("Compiling Result: " + result.Success); 67 | Console.WriteLine("--------------------------------------------------------------------------"); 68 | if (!result.Success) 69 | return 2; 70 | } 71 | 72 | 73 | } 74 | } 75 | #endregion 76 | 77 | #region Renaming 78 | var documents = solution.Projects.SelectMany(x => x.Documents).Select(x => x.Id).ToList(); 79 | if (obfuscationOptions != ObfuscationOptions.NONE) 80 | using (Watcher.Start(ts => Console.WriteLine("Renaming took: " + ts.ToString() + "\n"))) 81 | solution = ObfuscateNames(solution, documents, obfuscationOptions); 82 | #endregion 83 | 84 | #region Second comiling test 85 | 86 | var outWorkspace = workspace; 87 | var outSolution = solution; 88 | 89 | if (single) 90 | { 91 | outWorkspace = MSBuildWorkspace.Create(); 92 | 93 | projName = "ObfuscatedSingleProject"; 94 | projectId = ProjectId.CreateNewId(); 95 | versionStamp = VersionStamp.Create(); 96 | projectInfo = ProjectInfo.Create(projectId, versionStamp, projName, projName, LanguageNames.CSharp); 97 | outSolution = workspace.CurrentSolution.AddProject(projectInfo); 98 | outSolution = outSolution.WithProjectCompilationOptions(projectId, new CSharpCompilationOptions(OutputKind.DynamicallyLinkedLibrary)); 99 | List docs = new List(); 100 | foreach (var prjId in solution.GetProjectDependencyGraph().GetTopologicallySortedProjects()) 101 | { 102 | var prj = solution.GetProject(prjId); 103 | docs.AddRange(prj.Documents); 104 | outSolution = outSolution.AddMetadataReferences(projectId, prj.MetadataReferences); 105 | } 106 | outSolution = outSolution.AddDocument(DocumentId.CreateNewId(projectId), Path.GetFileNameWithoutExtension(projectPath), ToSingleDoc(docs, outputPath)); 107 | documents = outSolution.Projects.SelectMany(x => x.Documents).Select(x => x.Id).ToList(); 108 | 109 | } 110 | 111 | using (Watcher.Start(ts => Console.WriteLine("Post compilling took: " + ts.ToString() + "\n"))) 112 | { 113 | using (var stream = new MemoryStream()) 114 | { 115 | Console.WriteLine("--------------------------------POST COMPILING----------------------------------"); 116 | var res = outSolution.GetProject(projectId).GetCompilationAsync().Result.Emit(stream); 117 | Console.WriteLine("Diagnostic: " + string.Join("\n", res.Diagnostics.Where(x => x.IsWarningAsError || x.Severity == DiagnosticSeverity.Error).Select(x => x.Id + " " + x.GetMessage() + " " + x.Location.GetLineSpan()))); 118 | Console.WriteLine("Compiling Result: " + res.Success); 119 | Console.WriteLine("--------------------------------END COMPILING--------------------------------"); 120 | 121 | if (!res.Success) 122 | return 3; 123 | } 124 | } 125 | #endregion 126 | 127 | #region Writing to output new project with deformating 128 | 129 | using (Watcher.Start(ts => Console.WriteLine("Writing to disk took: " + ts.ToString() + "\n"))) 130 | { 131 | if (Directory.Exists(outputPath)) 132 | { 133 | Console.WriteLine($"Cleaning output dir: {outputPath}"); 134 | foreach (string file in Directory.GetFiles(outputPath, "*.cs")) 135 | File.Delete(file); 136 | } 137 | else 138 | { 139 | Console.WriteLine($"Creating output dir: {outputPath}"); 140 | Directory.CreateDirectory(outputPath); 141 | } 142 | 143 | foreach (var documentId in documents) 144 | { 145 | var document = outSolution.GetDocument(documentId); 146 | if (document.Name.Contains(".NETFramework")) continue; 147 | 148 | var model = document.GetSemanticModelAsync().Result; 149 | var syntax = document.GetSyntaxRootAsync().Result; 150 | 151 | Rewriter rewriter = new Rewriter(model); 152 | SyntaxNode newSource = (minify) ? rewriter.Visit(syntax) : syntax; 153 | 154 | var newPath = Path.Combine(outputPath, (((obfuscationOptions & ObfuscationOptions.FILENAMES) == 0) ? document.Name : Utils.RandomString()) + ".cs"); 155 | Console.WriteLine("WRITING: " + document.Name + " as " + newPath); 156 | File.WriteAllText(newPath, (minify) ? Utils.Unformat(newSource.ToFullString()) : newSource.ToFullString()); 157 | } 158 | } 159 | 160 | #endregion 161 | 162 | return 0; 163 | } 164 | 165 | private static Solution ObfuscateNames(Solution solution, List documents, ObfuscationOptions obfuscationOptions) 166 | { 167 | #region RENAMER 168 | 169 | #region Rename classes 170 | if ((obfuscationOptions & ObfuscationOptions.CLASS) != 0) 171 | { 172 | Console.WriteLine("----------------------------------CLASSES----------------------------------"); 173 | using (Watcher.Start(ts => Console.WriteLine("Timed: " + ts.ToString()))) 174 | { 175 | 176 | foreach (var documentId in documents) 177 | { 178 | while (true) 179 | { 180 | var doc = solution.GetDocument(documentId); 181 | var model = doc.GetSemanticModelAsync().Result; 182 | var syntax = doc.GetSyntaxRootAsync().Result; 183 | var classes = syntax.DescendantNodes() 184 | .OfType() 185 | .Where(x => !x.Identifier.ValueText.StartsWith("_") && x.Identifier.ValueText.IndexOf("ignore", StringComparison.OrdinalIgnoreCase) < 0) 186 | .ToList(); 187 | 188 | var cl = classes.FirstOrDefault(); 189 | if (cl == null) 190 | break; 191 | var symbol = model.GetDeclaredSymbol(cl); 192 | var newName = "_" + Utils.RandomString(); 193 | Console.WriteLine("Renaming class: " + cl.Identifier.ValueText + " to " + newName); 194 | solution = Renamer.RenameSymbolAsync(solution, symbol, newName, null).Result; 195 | } 196 | 197 | } 198 | } 199 | } 200 | #endregion 201 | 202 | #region Rename methods 203 | if ((obfuscationOptions & ObfuscationOptions.METHODS) != 0) 204 | { 205 | Console.WriteLine("----------------------------------METHODS----------------------------------"); 206 | using (Watcher.Start(ts => Console.WriteLine("Timed: " + ts.ToString()))) 207 | { 208 | foreach (var documentId in documents) 209 | { 210 | List methods; 211 | int i; 212 | do 213 | { 214 | var doc = solution.GetDocument(documentId); 215 | var model = doc.GetSemanticModelAsync().Result; 216 | var syntax = doc.GetSyntaxRootAsync().Result; 217 | methods = syntax.DescendantNodes() 218 | .OfType() 219 | .Where(x => !x.Identifier.ValueText.StartsWith("_") && !x.Identifier.ToString().Equals("dispose", StringComparison.OrdinalIgnoreCase) && x.Modifiers.Count(z => z.IsKind(SyntaxKind.ProtectedKeyword) || z.IsKind(SyntaxKind.OverrideKeyword)) == 0) 220 | .ToList(); 221 | 222 | for (i = 0; i < methods.Count; i++) 223 | { 224 | var ms = methods[i]; 225 | var symbol = model.GetDeclaredSymbol(ms); 226 | 227 | if (ms.GetLeadingTrivia().ToString().IndexOf("ignore", StringComparison.OrdinalIgnoreCase) >= 0) 228 | continue; 229 | 230 | var refcount = 0; 231 | foreach (var rf in SymbolFinder.FindReferencesAsync(symbol, doc.Project.Solution).Result) 232 | refcount += rf.Locations.Count(); 233 | if (refcount <= 0) continue; 234 | 235 | var newName = "_" + Utils.RandomString(); 236 | Console.WriteLine("Renaming method (" + refcount + "): " + ms.Identifier.ValueText + " to " + newName + $" {ms.Kind()} {string.Join(",", ms.Modifiers)}"); 237 | solution = Renamer.RenameSymbolAsync(solution, symbol, newName, null).Result; 238 | break; 239 | } 240 | } while (i < methods.Count); 241 | } 242 | } 243 | } 244 | #endregion 245 | 246 | #region Rename variables 247 | if ((obfuscationOptions & ObfuscationOptions.VARS) != 0) 248 | { 249 | Console.WriteLine("----------------------------------VARS&FIELDS----------------------------------"); 250 | using (Watcher.Start(ts => Console.WriteLine("Timed: " + ts.ToString()))) 251 | { 252 | foreach (var documentId in documents) 253 | { 254 | List vars; 255 | int i; 256 | do 257 | { 258 | var doc = solution.GetDocument(documentId); 259 | var model = doc.GetSemanticModelAsync().Result; 260 | var syntax = doc.GetSyntaxRootAsync().Result; 261 | vars = syntax.DescendantNodes() 262 | .OfType() 263 | .Where(x => x.Variables.Count(z => !z.Identifier.ValueText.StartsWith("_")) > 0) 264 | .ToList(); 265 | 266 | for (i = 0; i < vars.Count; i++) 267 | { 268 | bool end = true; 269 | foreach (var vr in vars[i].Variables) 270 | { 271 | if (vr.Identifier.ValueText.StartsWith("_")) continue; 272 | 273 | var symbol = model.GetDeclaredSymbol(vr); 274 | 275 | if (vr.GetLeadingTrivia().ToString().IndexOf("ignore", StringComparison.OrdinalIgnoreCase) >= 0) 276 | continue; 277 | 278 | var newName = "_" + Utils.RandomString(); 279 | Console.WriteLine("Renaming variable: " + vr.Identifier.ValueText + " to " + newName + $" {vr.Kind()}"); 280 | solution = Renamer.RenameSymbolAsync(solution, symbol, newName, null).Result; 281 | end = true; 282 | break; 283 | } 284 | if (end) break; 285 | } 286 | } while (i < vars.Count); 287 | } 288 | } 289 | } 290 | #endregion 291 | 292 | if ((obfuscationOptions & ObfuscationOptions.OTHERS) != 0) 293 | { 294 | #region Rename Enums 295 | Console.WriteLine("----------------------------------ENUMS----------------------------------"); 296 | using (Watcher.Start(ts => Console.WriteLine("Timed: " + ts.ToString()))) 297 | { 298 | foreach (var documentId in documents) 299 | { 300 | List vars; 301 | int i; 302 | do 303 | { 304 | var doc = solution.GetDocument(documentId); 305 | var model = doc.GetSemanticModelAsync().Result; 306 | var syntax = doc.GetSyntaxRootAsync().Result; 307 | vars = syntax.DescendantNodes() 308 | .OfType() 309 | .Where(x => !x.Identifier.ValueText.StartsWith("_")) 310 | .ToList(); 311 | 312 | for (i = 0; i < vars.Count; i++) 313 | { 314 | var vr = vars[i]; 315 | if (vr.Identifier.ValueText.StartsWith("_")) continue; 316 | 317 | var symbol = model.GetDeclaredSymbol(vr); 318 | 319 | if (vr.GetLeadingTrivia().ToString().IndexOf("ignore", StringComparison.OrdinalIgnoreCase) >= 0) 320 | continue; 321 | 322 | var newName = "_" + Utils.RandomString(); 323 | Console.WriteLine("Renaming ENUM: " + vr.Identifier.ValueText + " to " + newName + $" {vr.Kind()}"); 324 | solution = Renamer.RenameSymbolAsync(solution, symbol, newName, null).Result; 325 | break; 326 | } 327 | } while (i < vars.Count); 328 | } 329 | } 330 | 331 | Console.WriteLine("----------------------------------ENUM MEMBERS----------------------------------"); 332 | using (Watcher.Start(ts => Console.WriteLine("Timed: " + ts.ToString()))) 333 | { 334 | foreach (var documentId in documents) 335 | { 336 | List vars; 337 | int i; 338 | do 339 | { 340 | var doc = solution.GetDocument(documentId); 341 | var model = doc.GetSemanticModelAsync().Result; 342 | var syntax = doc.GetSyntaxRootAsync().Result; 343 | vars = syntax.DescendantNodes() 344 | .OfType() 345 | .Where(x => !x.Identifier.ValueText.StartsWith("_")) 346 | .ToList(); 347 | 348 | for (i = 0; i < vars.Count; i++) 349 | { 350 | var vr = vars[i]; 351 | if (vr.Identifier.ValueText.StartsWith("_")) continue; 352 | 353 | var symbol = model.GetDeclaredSymbol(vr); 354 | 355 | if (vr.GetLeadingTrivia().ToString().IndexOf("ignore", StringComparison.OrdinalIgnoreCase) >= 0) 356 | continue; 357 | 358 | var newName = "_" + Utils.RandomString(); 359 | Console.WriteLine("Renaming ENUM member: " + vr.Identifier.ValueText + " to " + newName + $" {vr.Kind()}"); 360 | solution = Renamer.RenameSymbolAsync(solution, symbol, newName, null).Result; 361 | break; 362 | } 363 | } while (i < vars.Count); 364 | } 365 | } 366 | 367 | #endregion 368 | 369 | #region Rename Structs 370 | Console.WriteLine("----------------------------------STRUCTS----------------------------------"); 371 | using (Watcher.Start(ts => Console.WriteLine("Timed: " + ts.ToString()))) 372 | { 373 | foreach (var documentId in documents) 374 | { 375 | List vars; 376 | int i; 377 | do 378 | { 379 | var doc = solution.GetDocument(documentId); 380 | var model = doc.GetSemanticModelAsync().Result; 381 | var syntax = doc.GetSyntaxRootAsync().Result; 382 | vars = syntax.DescendantNodes() 383 | .OfType() 384 | .Where(x => !x.Identifier.ValueText.StartsWith("_")) 385 | .ToList(); 386 | 387 | for (i = 0; i < vars.Count; i++) 388 | { 389 | var vr = vars[i]; 390 | if (vr.Identifier.ValueText.StartsWith("_")) continue; 391 | 392 | var symbol = model.GetDeclaredSymbol(vr); 393 | 394 | if (vr.GetLeadingTrivia().ToString().IndexOf("ignore", StringComparison.OrdinalIgnoreCase) >= 0) 395 | continue; 396 | 397 | var newName = "_" + Utils.RandomString(); 398 | Console.WriteLine("Renaming STRUCTS: " + vr.Identifier.ValueText + " to " + newName + $" {vr.Kind()}"); 399 | solution = Renamer.RenameSymbolAsync(solution, symbol, newName, null).Result; 400 | break; 401 | } 402 | } while (i < vars.Count); 403 | } 404 | } 405 | #endregion 406 | } 407 | 408 | return solution; 409 | #endregion 410 | } 411 | 412 | 413 | private string ToSingleDoc(IEnumerable documents, string outputPath) 414 | { 415 | List sources = new List(); 416 | foreach (var document in documents) 417 | { 418 | if (document.Name.Contains(".NETFramework")) continue; 419 | 420 | var model = document.GetSemanticModelAsync().Result; 421 | var syntax = document.GetSyntaxRootAsync().Result; 422 | 423 | UsingRewriter rewriter = new UsingRewriter(model); 424 | SyntaxNode newSource = rewriter.Visit(syntax); 425 | 426 | sources.Add(newSource.ToFullString()); 427 | } 428 | 429 | StringBuilder result = new StringBuilder(); 430 | 431 | var list = sources.ToList(); 432 | list.Shuffle(); 433 | foreach (var src in list) 434 | result.AppendLine(src); 435 | 436 | return result.ToString(); 437 | } 438 | } 439 | } 440 | -------------------------------------------------------------------------------- /Program.cs: -------------------------------------------------------------------------------- 1 | using System; 2 | using System.Collections.Generic; 3 | using System.IO; 4 | 5 | namespace SimpleSourceProtector 6 | { 7 | internal static class Program 8 | { 9 | [Flags] 10 | public enum ObfuscationOptions 11 | { 12 | NONE = 0, 13 | CLASS = 1, 14 | METHODS = 1 << 1, 15 | VARS = 1 << 2, 16 | OTHERS = 1 << 3, 17 | FILENAMES = 1 << 4, 18 | ALL = CLASS | METHODS | VARS | OTHERS | FILENAMES 19 | }; 20 | 21 | static void Main(string[] args) 22 | { 23 | HashSet m_allowed = new HashSet { "h", "c", "n", "m", "dm", "rc", "rm", "rv", "ro", "rf" }; 24 | Dictionary arguments = new Dictionary(); 25 | int i = 0; 26 | int a = 0; 27 | while (i < args.Length) 28 | { 29 | if (args[i].StartsWith("-")) 30 | { 31 | var option = args[i].Substring(1); 32 | if (m_allowed.Contains(option)) 33 | arguments.Add(option, "true"); 34 | else 35 | 36 | HelpMsg("Option '" + args[i] + "' not recognized."); 37 | } 38 | else 39 | arguments.Add("arg" + a++, args[i]); 40 | i++; 41 | } 42 | 43 | if (arguments.Count <= 0 || !arguments.ContainsKey("arg0")) 44 | HelpMsg("The required parameter is missing: project"); 45 | if (!File.Exists(arguments["arg0"])) 46 | HelpMsg("Project file not found..."); 47 | 48 | 49 | string projectPath = arguments["arg0"]; 50 | string outputPath = (arguments.ContainsKey("arg1")) ? arguments["arg1"] : Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "output"); 51 | 52 | bool checkCompilation = (arguments.ContainsKey("c")) ? true : false; 53 | bool single = (arguments.ContainsKey("m")) ? false : true; 54 | bool minify = (arguments.ContainsKey("dm")) ? false : true; 55 | 56 | ObfuscationOptions obfuscationOptions = (arguments.ContainsKey("n")) ? ObfuscationOptions.NONE : ObfuscationOptions.ALL; 57 | if (!arguments.ContainsKey("n") && (arguments.ContainsKey("rc") || arguments.ContainsKey("rm") || arguments.ContainsKey("rv") || arguments.ContainsKey("ro") || arguments.ContainsKey("rf"))) 58 | { 59 | obfuscationOptions = ObfuscationOptions.NONE; 60 | if (arguments.ContainsKey("rc")) 61 | obfuscationOptions |= ObfuscationOptions.CLASS; 62 | if (arguments.ContainsKey("rm")) 63 | obfuscationOptions |= ObfuscationOptions.METHODS; 64 | if (arguments.ContainsKey("rv")) 65 | obfuscationOptions |= ObfuscationOptions.VARS; 66 | if (arguments.ContainsKey("ro")) 67 | obfuscationOptions |= ObfuscationOptions.OTHERS; 68 | if (arguments.ContainsKey("rf")) 69 | obfuscationOptions |= ObfuscationOptions.FILENAMES; 70 | } 71 | 72 | Console.WriteLine($"Start processing project: {projectPath}"); 73 | Console.WriteLine($"Output: {outputPath}"); 74 | Console.WriteLine($"Options: check compilation = {checkCompilation}, do multiple = {!single}, minify = {minify}, obfuscate options = {obfuscationOptions.ToString()}"); 75 | 76 | int resCode = 0; 77 | using (Watcher.Start(ts => Console.WriteLine("All Timed: " + ts.ToString()))) 78 | { 79 | var loader = new Loader(); 80 | resCode = loader.Process(projectPath, outputPath, checkCompilation, obfuscationOptions, single, minify); 81 | } 82 | Environment.Exit(resCode); 83 | } 84 | 85 | static void HelpMsg(string arg = "") 86 | { 87 | Console.WriteLine(@"Usage: SimpleSourceProtector [Options] ""FullFilePath\Project.cproj"" [output] 88 | * if the output parameter is not specified, a ""output"" folder will be created inside the program directory 89 | Options: 90 | -h show this page 91 | -c do a check compilation before renaming 92 | -m make multiple files, not a single 93 | -dm do not minify 94 | -n do not rename class, methods, vars and etc. 95 | * if -n is not used, then the flags below can be combined: 96 | -rc rename classes 97 | -rm rename methods 98 | -rv rename vars 99 | -ro rename others 100 | -rf remame filenames"); 101 | if (!string.IsNullOrEmpty(arg)) 102 | Console.WriteLine("\n" + arg); 103 | 104 | Environment.Exit(1); 105 | } 106 | } 107 | } 108 | -------------------------------------------------------------------------------- /Properties/AssemblyInfo.cs: -------------------------------------------------------------------------------- 1 | using System.Reflection; 2 | using System.Runtime.InteropServices; 3 | 4 | [assembly: AssemblyTitle("SimpleSourceProtector")] 5 | [assembly: AssemblyDescription("")] 6 | [assembly: AssemblyConfiguration("")] 7 | [assembly: AssemblyCompany("")] 8 | [assembly: AssemblyProduct("SimpleSourceProtector")] 9 | [assembly: AssemblyCopyright("Copyright © Xariman 2018")] 10 | [assembly: AssemblyTrademark("")] 11 | [assembly: AssemblyCulture("")] 12 | 13 | [assembly: ComVisible(false)] 14 | 15 | [assembly: Guid("4b1dcef4-5a4c-4045-b70e-d26fc6e1c429")] 16 | 17 | [assembly: AssemblyVersion("1.0.0.0")] 18 | [assembly: AssemblyFileVersion("1.0.0.0")] 19 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | 2 | # SimpleSourceProtector 3 | 4 | 5 | ## About 6 | 7 | The program is designed for simple protection of source codes in C#(not assemblies). A well-compiled project is required for correct operation. In the first stage, 8 | all projects that are in dependence are merged. The next step is renaming the classes, methods, variables, etc. At the final stage, the all documents is merged into 9 | one large document and compression is performed by removing the spaces. 10 | 11 | The project uses Roslyn libraries. 12 | 13 | ## Usage 14 | ``` 15 | Usage: SimpleSourceProtector [Options] ""FullFilePath\Project.cproj"" [output] 16 | * if the output parameter is not specified, a ""output"" folder will be created inside the program directory 17 | Options: 18 | -h show this page 19 | -c do a check compilation before renaming 20 | -m make multiple files, not a single 21 | -dm do not minify 22 | -n do not rename class, methods, vars and etc. 23 | * if -n is not used, then the flags below can be combined: 24 | -rc rename classes 25 | -rm rename methods 26 | -rv rename vars 27 | -ro rename others 28 | -rf remame filenames 29 | ``` 30 | 31 | © 2018 by Xariman 32 | -------------------------------------------------------------------------------- /Rewriter.cs: -------------------------------------------------------------------------------- 1 | using Microsoft.CodeAnalysis; 2 | using Microsoft.CodeAnalysis.CSharp; 3 | using Microsoft.CodeAnalysis.CSharp.Syntax; 4 | using static Microsoft.CodeAnalysis.CSharp.SyntaxFactory; 5 | 6 | namespace SimpleSourceProtector 7 | { 8 | public class Rewriter : CSharpSyntaxRewriter 9 | { 10 | private readonly SemanticModel SemanticModel; 11 | 12 | public Rewriter(SemanticModel semanticModel) : base(true) 13 | { 14 | this.SemanticModel = semanticModel; 15 | } 16 | 17 | public override SyntaxNode VisitLocalDeclarationStatement(LocalDeclarationStatementSyntax node) 18 | { 19 | if (node.Declaration.Variables.Count > 1) 20 | { 21 | return node; 22 | } 23 | if (node.Declaration.Variables[0].Initializer == null) 24 | { 25 | return node; 26 | } 27 | 28 | VariableDeclaratorSyntax declarator = node.Declaration.Variables.First(); 29 | TypeSyntax variableTypeName = node.Declaration.Type; 30 | 31 | ITypeSymbol variableType = (ITypeSymbol)SemanticModel.GetSymbolInfo(variableTypeName).Symbol; 32 | 33 | TypeInfo initializerInfo = SemanticModel.GetTypeInfo(declarator.Initializer.Value); 34 | 35 | 36 | if (variableType == initializerInfo.Type) 37 | { 38 | TypeSyntax varTypeName = IdentifierName("var").WithLeadingTrivia(variableTypeName.GetLeadingTrivia()).WithTrailingTrivia(variableTypeName.GetTrailingTrivia()); 39 | 40 | return node.ReplaceNode(variableTypeName, varTypeName); 41 | } 42 | else 43 | { 44 | return node; 45 | } 46 | } 47 | 48 | public override SyntaxNode Visit(SyntaxNode node) => RemoveTriviaSpaces(base.Visit(node)); 49 | public override SyntaxNode VisitBlock(BlockSyntax node) => RemoveTriviaSpaces(base.VisitBlock(node)); 50 | public override SyntaxNode VisitExpressionStatement(ExpressionStatementSyntax node) => RemoveTriviaSpaces(base.VisitExpressionStatement(node)); 51 | public override SyntaxNode VisitEmptyStatement(EmptyStatementSyntax node) => SyntaxFactory.EmptyStatement(); 52 | 53 | public override SyntaxTrivia VisitTrivia(SyntaxTrivia trivia) 54 | { 55 | if (trivia.IsKind(SyntaxKind.MultiLineCommentTrivia) 56 | || trivia.IsKind(SyntaxKind.MultiLineDocumentationCommentTrivia) 57 | || trivia.IsKind(SyntaxKind.SingleLineCommentTrivia) 58 | || trivia.IsKind(SyntaxKind.SingleLineDocumentationCommentTrivia) 59 | || trivia.IsKind(SyntaxKind.DocumentationCommentExteriorTrivia) 60 | || trivia.IsKind(SyntaxKind.EndOfDocumentationCommentToken) 61 | || trivia.IsKind(SyntaxKind.RegionDirectiveTrivia) 62 | || trivia.IsKind(SyntaxKind.EndRegionDirectiveTrivia) 63 | || trivia.IsKind(SyntaxKind.RegionKeyword) 64 | || trivia.IsKind(SyntaxKind.EndRegionKeyword) 65 | || trivia.IsKind(SyntaxKind.IfDirectiveTrivia) 66 | || trivia.IsKind(SyntaxKind.EndIfDirectiveTrivia) 67 | || trivia.IsKind(SyntaxKind.XmlCommentStartToken) 68 | || trivia.IsKind(SyntaxKind.XmlComment) 69 | || trivia.IsKind(SyntaxKind.XmlCommentEndToken) 70 | || trivia.IsKind(SyntaxKind.DisabledTextTrivia) 71 | ) 72 | { 73 | return SyntaxFactory.SyntaxTrivia(SyntaxKind.WhitespaceTrivia, ""); 74 | } 75 | 76 | if (trivia.IsKind(SyntaxKind.EndOfLineTrivia)) 77 | return SyntaxFactory.SyntaxTrivia(SyntaxKind.WhitespaceTrivia, ""); 78 | 79 | if (trivia.IsKind(SyntaxKind.WhitespaceTrivia)) 80 | return SyntaxFactory.SyntaxTrivia(SyntaxKind.WhitespaceTrivia, " "); 81 | 82 | return base.VisitTrivia(trivia); 83 | } 84 | 85 | private static SyntaxNode RemoveTriviaSpaces(SyntaxNode node) 86 | { 87 | if (node == null) return node; 88 | 89 | if (node.HasLeadingTrivia) 90 | { 91 | var triviaList = node.GetLeadingTrivia(); 92 | 93 | foreach (var trivia in triviaList) 94 | { 95 | if (trivia.IsKind(SyntaxKind.MultiLineCommentTrivia) 96 | || trivia.IsKind(SyntaxKind.MultiLineDocumentationCommentTrivia) 97 | || trivia.IsKind(SyntaxKind.SingleLineCommentTrivia) 98 | || trivia.IsKind(SyntaxKind.SingleLineDocumentationCommentTrivia) 99 | || trivia.IsKind(SyntaxKind.DocumentationCommentExteriorTrivia) 100 | || trivia.IsKind(SyntaxKind.EndOfDocumentationCommentToken) 101 | || trivia.IsKind(SyntaxKind.RegionDirectiveTrivia) 102 | || trivia.IsKind(SyntaxKind.EndRegionDirectiveTrivia) 103 | || trivia.IsKind(SyntaxKind.RegionKeyword) 104 | || trivia.IsKind(SyntaxKind.EndRegionKeyword) 105 | || trivia.IsKind(SyntaxKind.IfDirectiveTrivia) 106 | || trivia.IsKind(SyntaxKind.EndIfDirectiveTrivia) 107 | || trivia.IsKind(SyntaxKind.XmlCommentStartToken) 108 | || trivia.IsKind(SyntaxKind.XmlComment) 109 | || trivia.IsKind(SyntaxKind.XmlCommentEndToken) 110 | || trivia.IsKind(SyntaxKind.DisabledTextTrivia) 111 | ) 112 | { 113 | node = node.WithoutLeadingTrivia(); 114 | } 115 | if (trivia.IsKind(SyntaxKind.EndOfLineTrivia)) 116 | node = node.ReplaceTrivia(trivia, SyntaxFactory.SyntaxTrivia(SyntaxKind.WhitespaceTrivia, "")); 117 | 118 | if (trivia.IsKind(SyntaxKind.WhitespaceTrivia)) 119 | node = node.ReplaceTrivia(trivia, SyntaxFactory.SyntaxTrivia(SyntaxKind.WhitespaceTrivia, " ")); 120 | } 121 | } 122 | if (node.HasTrailingTrivia) 123 | { 124 | var triviaList = node.GetTrailingTrivia(); 125 | 126 | foreach (var trivia in triviaList) 127 | { 128 | if (trivia.IsKind(SyntaxKind.MultiLineCommentTrivia) 129 | || trivia.IsKind(SyntaxKind.MultiLineDocumentationCommentTrivia) 130 | || trivia.IsKind(SyntaxKind.SingleLineCommentTrivia) 131 | || trivia.IsKind(SyntaxKind.SingleLineDocumentationCommentTrivia) 132 | || trivia.IsKind(SyntaxKind.DocumentationCommentExteriorTrivia) 133 | || trivia.IsKind(SyntaxKind.EndOfDocumentationCommentToken) 134 | || trivia.IsKind(SyntaxKind.RegionDirectiveTrivia) 135 | || trivia.IsKind(SyntaxKind.EndRegionDirectiveTrivia) 136 | || trivia.IsKind(SyntaxKind.RegionKeyword) 137 | || trivia.IsKind(SyntaxKind.EndRegionKeyword) 138 | || trivia.IsKind(SyntaxKind.IfDirectiveTrivia) 139 | || trivia.IsKind(SyntaxKind.EndIfDirectiveTrivia) 140 | || trivia.IsKind(SyntaxKind.XmlCommentStartToken) 141 | || trivia.IsKind(SyntaxKind.XmlComment) 142 | || trivia.IsKind(SyntaxKind.XmlCommentEndToken) 143 | || trivia.IsKind(SyntaxKind.DisabledTextTrivia) 144 | ) 145 | { 146 | node = node.WithoutTrailingTrivia(); 147 | } 148 | if (trivia.IsKind(SyntaxKind.EndOfLineTrivia)) 149 | node = node.ReplaceTrivia(trivia, SyntaxFactory.SyntaxTrivia(SyntaxKind.WhitespaceTrivia, "")); 150 | 151 | if (trivia.IsKind(SyntaxKind.WhitespaceTrivia)) 152 | node = node.ReplaceTrivia(trivia, SyntaxFactory.SyntaxTrivia(SyntaxKind.WhitespaceTrivia, " ")); 153 | } 154 | } 155 | return node; 156 | } 157 | 158 | } 159 | } -------------------------------------------------------------------------------- /SimpleSourceProtector.csproj: -------------------------------------------------------------------------------- 1 |  2 | 3 | 4 | 5 | Debug 6 | AnyCPU 7 | {4B1DCEF4-5A4C-4045-B70E-D26FC6E1C429} 8 | Exe 9 | SimpleSourceProtector 10 | SimpleSourceProtector 11 | v4.6.1 12 | 512 13 | true 14 | 15 | 16 | AnyCPU 17 | true 18 | full 19 | false 20 | bin\Debug\ 21 | DEBUG;TRACE 22 | prompt 23 | 4 24 | 25 | 26 | AnyCPU 27 | pdbonly 28 | true 29 | bin\Release\ 30 | TRACE 31 | prompt 32 | 4 33 | 34 | 35 | SimpleSourceProtector.Program 36 | 37 | 38 | 39 | packages\Microsoft.CodeAnalysis.Common.2.8.0\lib\netstandard1.3\Microsoft.CodeAnalysis.dll 40 | 41 | 42 | packages\Microsoft.CodeAnalysis.CSharp.2.8.0\lib\netstandard1.3\Microsoft.CodeAnalysis.CSharp.dll 43 | 44 | 45 | packages\Microsoft.CodeAnalysis.CSharp.Workspaces.2.8.0\lib\netstandard1.3\Microsoft.CodeAnalysis.CSharp.Workspaces.dll 46 | 47 | 48 | packages\Microsoft.CodeAnalysis.Workspaces.Common.2.8.0\lib\net46\Microsoft.CodeAnalysis.Workspaces.dll 49 | 50 | 51 | packages\Microsoft.CodeAnalysis.Workspaces.Common.2.8.0\lib\net46\Microsoft.CodeAnalysis.Workspaces.Desktop.dll 52 | 53 | 54 | 55 | packages\System.AppContext.4.3.0\lib\net46\System.AppContext.dll 56 | 57 | 58 | packages\System.Collections.Immutable.1.3.1\lib\portable-net45+win8+wp8+wpa81\System.Collections.Immutable.dll 59 | True 60 | 61 | 62 | 63 | packages\System.Composition.AttributedModel.1.0.31\lib\portable-net45+win8+wp8+wpa81\System.Composition.AttributedModel.dll 64 | 65 | 66 | packages\System.Composition.Convention.1.0.31\lib\portable-net45+win8+wp8+wpa81\System.Composition.Convention.dll 67 | 68 | 69 | packages\System.Composition.Hosting.1.0.31\lib\portable-net45+win8+wp8+wpa81\System.Composition.Hosting.dll 70 | 71 | 72 | packages\System.Composition.Runtime.1.0.31\lib\portable-net45+win8+wp8+wpa81\System.Composition.Runtime.dll 73 | 74 | 75 | packages\System.Composition.TypedParts.1.0.31\lib\portable-net45+win8+wp8+wpa81\System.Composition.TypedParts.dll 76 | 77 | 78 | packages\System.Console.4.3.0\lib\net46\System.Console.dll 79 | 80 | 81 | 82 | packages\System.Diagnostics.FileVersionInfo.4.3.0\lib\net46\System.Diagnostics.FileVersionInfo.dll 83 | 84 | 85 | packages\System.Diagnostics.StackTrace.4.3.0\lib\net46\System.Diagnostics.StackTrace.dll 86 | 87 | 88 | packages\System.IO.Compression.4.3.0\lib\net46\System.IO.Compression.dll 89 | True 90 | 91 | 92 | packages\System.IO.FileSystem.4.3.0\lib\net46\System.IO.FileSystem.dll 93 | 94 | 95 | packages\System.IO.FileSystem.Primitives.4.3.0\lib\net46\System.IO.FileSystem.Primitives.dll 96 | 97 | 98 | 99 | packages\System.Reflection.Metadata.1.4.2\lib\portable-net45+win8\System.Reflection.Metadata.dll 100 | 101 | 102 | packages\System.Security.Cryptography.Algorithms.4.3.0\lib\net461\System.Security.Cryptography.Algorithms.dll 103 | 104 | 105 | packages\System.Security.Cryptography.Encoding.4.3.0\lib\net46\System.Security.Cryptography.Encoding.dll 106 | 107 | 108 | packages\System.Security.Cryptography.Primitives.4.3.0\lib\net46\System.Security.Cryptography.Primitives.dll 109 | 110 | 111 | packages\System.Security.Cryptography.X509Certificates.4.3.0\lib\net461\System.Security.Cryptography.X509Certificates.dll 112 | 113 | 114 | packages\System.Text.Encoding.CodePages.4.3.0\lib\net46\System.Text.Encoding.CodePages.dll 115 | 116 | 117 | packages\System.Threading.Thread.4.3.0\lib\net46\System.Threading.Thread.dll 118 | 119 | 120 | packages\System.ValueTuple.4.3.0\lib\netstandard1.0\System.ValueTuple.dll 121 | 122 | 123 | 124 | 125 | 126 | 127 | 128 | 129 | packages\System.Xml.ReaderWriter.4.3.0\lib\net46\System.Xml.ReaderWriter.dll 130 | 131 | 132 | packages\System.Xml.XmlDocument.4.3.0\lib\net46\System.Xml.XmlDocument.dll 133 | 134 | 135 | packages\System.Xml.XPath.4.3.0\lib\net46\System.Xml.XPath.dll 136 | 137 | 138 | packages\System.Xml.XPath.XDocument.4.3.0\lib\net46\System.Xml.XPath.XDocument.dll 139 | 140 | 141 | 142 | 143 | 144 | 145 | 146 | 147 | 148 | 149 | 150 | 151 | 152 | 153 | 154 | 155 | 156 | 157 | 158 | 159 | 160 | 161 | 162 | -------------------------------------------------------------------------------- /SimpleSourceProtector.sln: -------------------------------------------------------------------------------- 1 |  2 | Microsoft Visual Studio Solution File, Format Version 12.00 3 | # Visual Studio 15 4 | VisualStudioVersion = 15.0.27130.2003 5 | MinimumVisualStudioVersion = 10.0.40219.1 6 | Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SimpleSourceProtector", "SimpleSourceProtector.csproj", "{4B1DCEF4-5A4C-4045-B70E-D26FC6E1C429}" 7 | EndProject 8 | Global 9 | GlobalSection(SolutionConfigurationPlatforms) = preSolution 10 | Debug|Any CPU = Debug|Any CPU 11 | Release|Any CPU = Release|Any CPU 12 | EndGlobalSection 13 | GlobalSection(ProjectConfigurationPlatforms) = postSolution 14 | {4B1DCEF4-5A4C-4045-B70E-D26FC6E1C429}.Debug|Any CPU.ActiveCfg = Debug|Any CPU 15 | {4B1DCEF4-5A4C-4045-B70E-D26FC6E1C429}.Debug|Any CPU.Build.0 = Debug|Any CPU 16 | {4B1DCEF4-5A4C-4045-B70E-D26FC6E1C429}.Release|Any CPU.ActiveCfg = Release|Any CPU 17 | {4B1DCEF4-5A4C-4045-B70E-D26FC6E1C429}.Release|Any CPU.Build.0 = Release|Any CPU 18 | EndGlobalSection 19 | GlobalSection(SolutionProperties) = preSolution 20 | HideSolutionNode = FALSE 21 | EndGlobalSection 22 | GlobalSection(ExtensibilityGlobals) = postSolution 23 | SolutionGuid = {AE5EFAE0-9A0D-4EB8-9324-84C61A67C511} 24 | EndGlobalSection 25 | EndGlobal 26 | -------------------------------------------------------------------------------- /UsingRewriter.cs: -------------------------------------------------------------------------------- 1 | using Microsoft.CodeAnalysis; 2 | using Microsoft.CodeAnalysis.CSharp; 3 | using Microsoft.CodeAnalysis.CSharp.Syntax; 4 | using System.Collections.Generic; 5 | 6 | namespace SimpleSourceProtector 7 | { 8 | public class UsingRewriter : CSharpSyntaxRewriter 9 | { 10 | private readonly SemanticModel SemanticModel; 11 | 12 | private List m_temp = new List(); 13 | public UsingRewriter(SemanticModel semanticModel) : base(true) 14 | { 15 | this.SemanticModel = semanticModel; 16 | } 17 | 18 | public override SyntaxNode VisitUsingDirective(UsingDirectiveSyntax node) 19 | { 20 | m_temp.Add(node); 21 | return null; 22 | } 23 | 24 | public override SyntaxNode VisitNamespaceDeclaration(NamespaceDeclarationSyntax node) 25 | { 26 | SyntaxList list = new SyntaxList(); 27 | list = list.AddRange(m_temp); 28 | return node.WithUsings(list); 29 | } 30 | } 31 | } -------------------------------------------------------------------------------- /Utils.cs: -------------------------------------------------------------------------------- 1 | using System; 2 | using System.Collections.Generic; 3 | using System.Text.RegularExpressions; 4 | 5 | namespace SimpleSourceProtector 6 | { 7 | public static class Utils 8 | { 9 | private static Random m_rand = new Random((int)DateTime.Now.Ticks); 10 | public static Random Random { get { return m_rand; } } 11 | private const string m_chars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"; 12 | private static HashSet m_generatedList = new HashSet(); 13 | 14 | public static string RandomString(int minSize = 1, int maxSize = 8, int minAddNums = 0, int maxAddNums = 5) 15 | { 16 | var size = m_rand.Next(minSize, maxSize); 17 | var nums = m_rand.Next(minAddNums, maxAddNums); 18 | 19 | char[] buffer = new char[size + nums]; 20 | 21 | string str; 22 | do 23 | { 24 | for (int i = 0; i < size + nums; i++) 25 | buffer[i] = (i < size) ? m_chars[m_rand.Next(m_chars.Length)] : (char)m_rand.Next('0', '9' + 1); 26 | str = new string(buffer); 27 | } while (m_generatedList.Contains(str)); 28 | 29 | m_generatedList.Add(str); 30 | 31 | return str; 32 | } 33 | 34 | public static string Unformat(string str) 35 | { 36 | var list = str.Replace(@"\""", "&pqute;").Split('"'); 37 | for (int i = 0; i < list.Length; i++) 38 | { 39 | if (i % 2 != 0) 40 | continue; 41 | list[i] = Regex.Replace(list[i], @"\s+", " ", RegexOptions.Compiled); 42 | list[i] = Regex.Replace(list[i], @"\s*([\+\-\=\*\/\|\&\!\%\,\<\>\{\}\;\[\]\(\)]+)\s*", (Match match) => match.Groups[1].Value, RegexOptions.Compiled); 43 | } 44 | 45 | return string.Join("\"", list).Replace("&pqute;", @"\"""); 46 | } 47 | 48 | } 49 | 50 | public static class IListExtensions 51 | { 52 | public static void Shuffle(this IList ts) 53 | { 54 | var count = ts.Count; 55 | var last = count - 1; 56 | for (var i = 0; i < last; ++i) 57 | { 58 | var r = Utils.Random.Next(i, count); 59 | var tmp = ts[i]; 60 | ts[i] = ts[r]; 61 | ts[r] = tmp; 62 | } 63 | } 64 | } 65 | 66 | } 67 | -------------------------------------------------------------------------------- /Watcher.cs: -------------------------------------------------------------------------------- 1 | using System; 2 | using System.Diagnostics; 3 | 4 | namespace SimpleSourceProtector 5 | { 6 | public class Watcher : IDisposable 7 | { 8 | private Stopwatch _stopwatch = new Stopwatch(); 9 | private Action _callback; 10 | 11 | public Watcher() 12 | { 13 | _stopwatch.Start(); 14 | } 15 | 16 | public Watcher(Action callback) : this() 17 | { 18 | _callback = callback; 19 | } 20 | 21 | public static Watcher Start(Action callback) 22 | { 23 | return new Watcher(callback); 24 | } 25 | 26 | public void Dispose() 27 | { 28 | _stopwatch.Stop(); 29 | if (_callback != null) 30 | _callback(Result); 31 | } 32 | 33 | public TimeSpan Result 34 | { 35 | get { return _stopwatch.Elapsed; } 36 | } 37 | } 38 | } 39 | -------------------------------------------------------------------------------- /packages.config: -------------------------------------------------------------------------------- 1 |  2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | 48 | 49 | 50 | 51 | 52 | 53 | 54 | --------------------------------------------------------------------------------