Ported to SharpZipLib

uholeschak · Dec 20, 2024 · 67a7abb · 67a7abb
1 parent 4552644
commit 67a7abb
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Showing 3 changed files with 64 additions and 9 deletions.
diff --git a/Tools/ApkUncompress2/AssemblyStore/Utils.cs b/Tools/ApkUncompress2/AssemblyStore/Utils.cs
@@ -164,18 +164,25 @@ static bool HasAllEntries (ZipFile zf, string[] entries)
     {
         foreach (string entry in entries)
         {
+            bool found = false;
             foreach (ZipEntry zipEntry in zf)
             {
                 if (!zipEntry.IsFile)
                 {
                     continue; // Ignore directories
                 }
 
-                if (string.Compare(zipEntry.Name, entry, StringComparison.OrdinalIgnoreCase) != 0)
+                if (string.Compare(zipEntry.Name, entry, StringComparison.OrdinalIgnoreCase) == 0)
                 {
-                    return false;
+                    found = true;
+                    break;
                 }
             }
+
+            if (!found)
+            {
+                return false;
+            }
         }
 
         return true;

diff --git a/Tools/ApkUncompress2/Program.cs b/Tools/ApkUncompress2/Program.cs
@@ -1,13 +1,15 @@
 using System;
+using System.Collections.Generic;
 using System.IO;
+using Xamarin.Android.AssemblyStore;
 
 namespace ApkUncompress2
 {
     internal class App
     {
         static int Usage()
         {
-            Console.WriteLine("Usage: decompress-assemblies {file.{dll,apk,aab}} [{file.{dll,apk,aab} ...]");
+            Console.WriteLine("Usage: decompress-assemblies {file.{apk,aab}} [{file.{apk,aab} ...]");
             Console.WriteLine();
             Console.WriteLine("DLL files passed on command line are uncompressed to the file directory with the `uncompressed-` prefix added to their name.");
             Console.WriteLine("DLL files from AAB/APK archives are uncompressed to a subdirectory of the file directory named after the archive with extension removed");
@@ -22,20 +24,65 @@ static int Main(string[] args)
             }
 
             bool haveErrors = false;
-            foreach (string file in args)
+            foreach (string inputFile in args)
             {
-                string ext = Path.GetExtension(file);
-                string fullPath = Path.GetFullPath(file);
-                if (string.IsNullOrEmpty(fullPath))
+                (FileFormat format, FileInfo? info) = Utils.DetectFileFormat(inputFile);
+                if (info == null)
                 {
+                    Console.WriteLine($"File '{inputFile}' does not exist.");
+                    haveErrors = true;
                     continue;
                 }
 
-                string? outputPath = Path.GetDirectoryName(fullPath);
-                if (string.IsNullOrEmpty(outputPath))
+                (IList<AssemblyStoreExplorer>? explorers, string? errorMessage) = AssemblyStoreExplorer.Open(inputFile);
+                if (explorers == null)
                 {
+                    Console.WriteLine(errorMessage ?? "Unknown error");
+                    haveErrors = true;
                     continue;
                 }
+
+                string baseFileName = Path.GetFileNameWithoutExtension(inputFile);
+                string? srcDir = Path.GetDirectoryName(inputFile);
+                if (string.IsNullOrEmpty(srcDir))
+                {
+                    Console.WriteLine("Invalid directory");
+                    haveErrors = true;
+                    continue;
+                }
+
+                foreach (AssemblyStoreExplorer store in explorers)
+                {
+                    if (store.Assemblies != null)
+                    {
+                        foreach (AssemblyStoreItem storeItem in store.Assemblies)
+                        {
+                            Stream? stream = store.ReadImageData(storeItem);
+                            if (stream == null)
+                            {
+                                Console.WriteLine($"Failed to read image data for {storeItem.Name}");
+                                continue;
+                            }
+
+                            string archName = store.TargetArch.HasValue ? store.TargetArch.Value.ToString().ToLowerInvariant() : "unknown";
+                            string outFile = Path.Combine(srcDir, baseFileName, archName, storeItem.Name);
+                            string? outDir = Path.GetDirectoryName(outFile);
+                            if (string.IsNullOrEmpty(outDir))
+                            {
+                                continue;
+                            }
+
+                            Directory.CreateDirectory(outDir);
+                            using (var fileStream = File.Create(outFile))
+                            {
+                                stream.Seek(0, SeekOrigin.Begin);
+                                stream.CopyTo(fileStream);
+                            }
+                            stream.Dispose();
+                        }
+                    }
+                }
+
             }
 
             return haveErrors ? 1 : 0;

diff --git a/Tools/ApkUncompress2/Properties/.gitignore b/Tools/ApkUncompress2/Properties/.gitignore
@@ -0,0 +1 @@
+/launchSettings.json