From b31de49da189fedc27664eb921b5dc13af9de732 Mon Sep 17 00:00:00 2001
From: ema <mccoy39082@163.com>
Date: Thu, 5 Jun 2025 14:46:19 +0800
Subject: [PATCH] Not support deb with LZMA algorithm

---
 .../PackageParsers/Deb/DebReader.cs           | 43 +++++--------------
 1 file changed, 10 insertions(+), 33 deletions(-)

diff --git a/QuickLook.Plugin/QuickLook.Plugin.AppViewer/PackageParsers/Deb/DebReader.cs b/QuickLook.Plugin/QuickLook.Plugin.AppViewer/PackageParsers/Deb/DebReader.cs
index a0252cf..d3b5bb7 100644
--- a/QuickLook.Plugin/QuickLook.Plugin.AppViewer/PackageParsers/Deb/DebReader.cs
+++ b/QuickLook.Plugin/QuickLook.Plugin.AppViewer/PackageParsers/Deb/DebReader.cs
@@ -19,9 +19,8 @@ using PureSharpCompress.Archives;
 using PureSharpCompress.Compressors;
 using PureSharpCompress.Compressors.BZip2;
 using PureSharpCompress.Compressors.Deflate;
-using PureSharpCompress.Compressors.Deflate64;
-using PureSharpCompress.Compressors.LZMA;
 using PureSharpCompress.Compressors.Xz;
+using System;
 using System.Collections.Generic;
 using System.IO;
 using System.Linq;
@@ -107,16 +106,13 @@ public class DebReader
     private static ZipCompressionMethod GetCompressionMethodFromFileName(string fileName)
     {
         fileName = fileName.ToLowerInvariant();
-        if (fileName.EndsWith(".tar.gz") || fileName.EndsWith(".tgz"))
-            return ZipCompressionMethod.Deflate;
-        else if (fileName.EndsWith(".tar.xz"))
-            return ZipCompressionMethod.Xz;
-        else if (fileName.EndsWith(".tar.bz2"))
-            return ZipCompressionMethod.BZip2;
-        else if (fileName.EndsWith(".tar.lzma"))
-            return ZipCompressionMethod.LZMA;
-        else if (fileName.EndsWith(".tar.zst"))
-            return ZipCompressionMethod.ZStd;
+
+        // Check the format from ".tar.*"
+        if (fileName.EndsWith(".tar.gz")) return ZipCompressionMethod.Deflate;
+        else if (fileName.EndsWith(".tar.xz")) return ZipCompressionMethod.Xz;
+        else if (fileName.EndsWith(".tar.bz2")) return ZipCompressionMethod.BZip2;
+        else if (fileName.EndsWith(".tar.lzma")) return ZipCompressionMethod.LZMA;
+        else if (fileName.EndsWith(".tar.zst")) return ZipCompressionMethod.ZStd;
 
         return ZipCompressionMethod.None;
     }
@@ -135,16 +131,7 @@ public class DebReader
                 }
             case ZipCompressionMethod.LZMA:
                 {
-                    var reader = new BinaryReader(stream);
-                    reader.ReadUInt16(); //LZMA version
-                    var props = new byte[reader.ReadUInt16()];
-                    reader.Read(props, 0, props.Length);
-                    return new LzmaStream(
-                        props,
-                        stream,
-                        stream.Length - 4,
-                        -1
-                    );
+                    throw new NotSupportedException("Plugin NOT support deb with LZMA algorithm");
                 }
             case ZipCompressionMethod.Xz:
                 {
@@ -152,8 +139,7 @@ public class DebReader
                 }
             case ZipCompressionMethod.ZStd:
                 {
-                    // Not supported for ZStd
-                    return default;
+                    throw new NotSupportedException("Plugin NOT support deb with ZStd algorithm");
                 }
         }
 
@@ -163,19 +149,10 @@ public class DebReader
     private enum ZipCompressionMethod
     {
         None = 0,
-        Shrink = 1,
-        Reduce1 = 2,
-        Reduce2 = 3,
-        Reduce3 = 4,
-        Reduce4 = 5,
-        Explode = 6,
         Deflate = 8,
-        Deflate64 = 9,
         BZip2 = 12,
         LZMA = 14,
         ZStd = 93,
         Xz = 95,
-        PPMd = 98,
-        WinzipAes = 0x63,
     }
 }